Boot log: imx6q-sabrelite

    1 17:32:19.938613  lava-dispatcher, installed at version: 2024.03
    2 17:32:19.938766  start: 0 validate
    3 17:32:19.938867  Start time: 2024-05-17 17:32:19.938861+00:00 (UTC)
    4 17:32:19.938969  Using caching service: 'http://localhost/cache/?uri=%s'
    5 17:32:19.939092  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Farmhf%2Finitrd.cpio.gz exists
    6 17:32:20.204493  Using caching service: 'http://localhost/cache/?uri=%s'
    7 17:32:20.205121  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.216-cip47-111-gec7251db09977%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 17:32:20.458369  Using caching service: 'http://localhost/cache/?uri=%s'
    9 17:32:20.458983  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.216-cip47-111-gec7251db09977%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 17:32:25.704611  Using caching service: 'http://localhost/cache/?uri=%s'
   11 17:32:25.705183  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 17:32:26.090114  Using caching service: 'http://localhost/cache/?uri=%s'
   13 17:32:26.090727  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.216-cip47-111-gec7251db09977%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 17:32:26.349038  validate duration: 6.41
   16 17:32:26.349283  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 17:32:26.349389  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 17:32:26.349465  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 17:32:26.349578  Not decompressing ramdisk as can be used compressed.
   20 17:32:26.349653  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/initrd.cpio.gz
   21 17:32:26.349710  saving as /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/ramdisk/initrd.cpio.gz
   22 17:32:26.349762  total size: 4775763 (4 MB)
   23 17:32:29.347873  progress   0 % (0 MB)
   24 17:32:29.352661  progress   5 % (0 MB)
   25 17:32:29.353710  progress  10 % (0 MB)
   26 17:32:29.354538  progress  15 % (0 MB)
   27 17:32:29.355476  progress  20 % (0 MB)
   28 17:32:29.356313  progress  25 % (1 MB)
   29 17:32:29.357137  progress  30 % (1 MB)
   30 17:32:29.358073  progress  35 % (1 MB)
   31 17:32:29.358894  progress  40 % (1 MB)
   32 17:32:29.359727  progress  45 % (2 MB)
   33 17:32:29.360548  progress  50 % (2 MB)
   34 17:32:29.361475  progress  55 % (2 MB)
   35 17:32:29.362289  progress  60 % (2 MB)
   36 17:32:29.363107  progress  65 % (2 MB)
   37 17:32:29.364036  progress  70 % (3 MB)
   38 17:32:29.364854  progress  75 % (3 MB)
   39 17:32:29.365674  progress  80 % (3 MB)
   40 17:32:29.366494  progress  85 % (3 MB)
   41 17:32:29.367429  progress  90 % (4 MB)
   42 17:32:29.368250  progress  95 % (4 MB)
   43 17:32:29.369088  progress 100 % (4 MB)
   44 17:32:29.369233  4 MB downloaded in 3.02 s (1.51 MB/s)
   45 17:32:29.369359  end: 1.1.1 http-download (duration 00:00:03) [common]
   47 17:32:29.369548  end: 1.1 download-retry (duration 00:00:03) [common]
   48 17:32:29.369614  start: 1.2 download-retry (timeout 00:09:57) [common]
   49 17:32:29.369676  start: 1.2.1 http-download (timeout 00:09:57) [common]
   50 17:32:29.369783  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 17:32:29.369838  saving as /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/kernel/zImage
   52 17:32:29.369883  total size: 12440064 (11 MB)
   53 17:32:29.369931  No compression specified
   54 17:32:29.370812  progress   0 % (0 MB)
   55 17:32:29.373009  progress   5 % (0 MB)
   56 17:32:29.375196  progress  10 % (1 MB)
   57 17:32:29.377367  progress  15 % (1 MB)
   58 17:32:29.379548  progress  20 % (2 MB)
   59 17:32:29.381708  progress  25 % (2 MB)
   60 17:32:29.383878  progress  30 % (3 MB)
   61 17:32:29.386045  progress  35 % (4 MB)
   62 17:32:29.388242  progress  40 % (4 MB)
   63 17:32:29.390399  progress  45 % (5 MB)
   64 17:32:29.392610  progress  50 % (5 MB)
   65 17:32:29.394762  progress  55 % (6 MB)
   66 17:32:29.396950  progress  60 % (7 MB)
   67 17:32:29.399098  progress  65 % (7 MB)
   68 17:32:29.401227  progress  70 % (8 MB)
   69 17:32:29.403377  progress  75 % (8 MB)
   70 17:32:29.405502  progress  80 % (9 MB)
   71 17:32:29.407625  progress  85 % (10 MB)
   72 17:32:29.409732  progress  90 % (10 MB)
   73 17:32:29.411884  progress  95 % (11 MB)
   74 17:32:29.414010  progress 100 % (11 MB)
   75 17:32:29.414145  11 MB downloaded in 0.04 s (268.06 MB/s)
   76 17:32:29.414260  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 17:32:29.414453  end: 1.2 download-retry (duration 00:00:00) [common]
   79 17:32:29.414518  start: 1.3 download-retry (timeout 00:09:57) [common]
   80 17:32:29.414580  start: 1.3.1 http-download (timeout 00:09:57) [common]
   81 17:32:29.414683  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 17:32:29.414738  saving as /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb
   83 17:32:29.414784  total size: 42661 (0 MB)
   84 17:32:29.414830  No compression specified
   85 17:32:29.415867  progress  76 % (0 MB)
   86 17:32:29.416087  progress 100 % (0 MB)
   87 17:32:29.416203  0 MB downloaded in 0.00 s (28.71 MB/s)
   88 17:32:29.416323  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 17:32:29.416519  end: 1.3 download-retry (duration 00:00:00) [common]
   91 17:32:29.416591  start: 1.4 download-retry (timeout 00:09:57) [common]
   92 17:32:29.416662  start: 1.4.1 http-download (timeout 00:09:57) [common]
   93 17:32:29.416783  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/full.rootfs.tar.xz
   94 17:32:29.416844  saving as /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/nfsrootfs/full.rootfs.tar
   95 17:32:29.416896  total size: 117747780 (112 MB)
   96 17:32:29.416943  Using unxz to decompress xz
   97 17:32:29.420398  progress   0 % (0 MB)
   98 17:32:29.703346  progress   5 % (5 MB)
   99 17:32:29.997710  progress  10 % (11 MB)
  100 17:32:30.300690  progress  15 % (16 MB)
  101 17:32:30.582119  progress  20 % (22 MB)
  102 17:32:30.841605  progress  25 % (28 MB)
  103 17:32:31.145823  progress  30 % (33 MB)
  104 17:32:31.441895  progress  35 % (39 MB)
  105 17:32:31.582639  progress  40 % (44 MB)
  106 17:32:31.731681  progress  45 % (50 MB)
  107 17:32:31.982672  progress  50 % (56 MB)
  108 17:32:32.290351  progress  55 % (61 MB)
  109 17:32:32.581119  progress  60 % (67 MB)
  110 17:32:32.870554  progress  65 % (73 MB)
  111 17:32:33.164803  progress  70 % (78 MB)
  112 17:32:33.460745  progress  75 % (84 MB)
  113 17:32:33.745727  progress  80 % (89 MB)
  114 17:32:34.034412  progress  85 % (95 MB)
  115 17:32:34.325729  progress  90 % (101 MB)
  116 17:32:34.607510  progress  95 % (106 MB)
  117 17:32:34.913089  progress 100 % (112 MB)
  118 17:32:34.917773  112 MB downloaded in 5.50 s (20.41 MB/s)
  119 17:32:34.918028  end: 1.4.1 http-download (duration 00:00:06) [common]
  121 17:32:34.918257  end: 1.4 download-retry (duration 00:00:06) [common]
  122 17:32:34.918345  start: 1.5 download-retry (timeout 00:09:51) [common]
  123 17:32:34.918425  start: 1.5.1 http-download (timeout 00:09:51) [common]
  124 17:32:34.918558  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 17:32:34.918623  saving as /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/modules/modules.tar
  126 17:32:34.918674  total size: 7515052 (7 MB)
  127 17:32:34.918728  Using unxz to decompress xz
  128 17:32:34.922121  progress   0 % (0 MB)
  129 17:32:34.938391  progress   5 % (0 MB)
  130 17:32:34.956420  progress  10 % (0 MB)
  131 17:32:34.978480  progress  15 % (1 MB)
  132 17:32:34.996063  progress  20 % (1 MB)
  133 17:32:35.015355  progress  25 % (1 MB)
  134 17:32:35.034620  progress  30 % (2 MB)
  135 17:32:35.054794  progress  35 % (2 MB)
  136 17:32:35.073399  progress  40 % (2 MB)
  137 17:32:35.093569  progress  45 % (3 MB)
  138 17:32:35.112086  progress  50 % (3 MB)
  139 17:32:35.132207  progress  55 % (3 MB)
  140 17:32:35.151048  progress  60 % (4 MB)
  141 17:32:35.171660  progress  65 % (4 MB)
  142 17:32:35.188816  progress  70 % (5 MB)
  143 17:32:35.208381  progress  75 % (5 MB)
  144 17:32:35.226622  progress  80 % (5 MB)
  145 17:32:35.244928  progress  85 % (6 MB)
  146 17:32:35.265092  progress  90 % (6 MB)
  147 17:32:35.283247  progress  95 % (6 MB)
  148 17:32:35.305766  progress 100 % (7 MB)
  149 17:32:35.309991  7 MB downloaded in 0.39 s (18.32 MB/s)
  150 17:32:35.310236  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 17:32:35.310483  end: 1.5 download-retry (duration 00:00:00) [common]
  153 17:32:35.310561  start: 1.6 prepare-tftp-overlay (timeout 00:09:51) [common]
  154 17:32:35.310639  start: 1.6.1 extract-nfsrootfs (timeout 00:09:51) [common]
  155 17:32:37.370121  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o
  156 17:32:37.370339  end: 1.6.1 extract-nfsrootfs (duration 00:00:02) [common]
  157 17:32:37.370449  start: 1.6.2 lava-overlay (timeout 00:09:49) [common]
  158 17:32:37.370602  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk
  159 17:32:37.370720  makedir: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin
  160 17:32:37.370812  makedir: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/tests
  161 17:32:37.370897  makedir: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/results
  162 17:32:37.370988  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-add-keys
  163 17:32:37.371111  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-add-sources
  164 17:32:37.371216  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-background-process-start
  165 17:32:37.371326  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-background-process-stop
  166 17:32:37.371428  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-common-functions
  167 17:32:37.371530  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-echo-ipv4
  168 17:32:37.371631  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-install-packages
  169 17:32:37.371732  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-installed-packages
  170 17:32:37.371835  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-os-build
  171 17:32:37.371927  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-probe-channel
  172 17:32:37.372020  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-probe-ip
  173 17:32:37.372110  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-target-ip
  174 17:32:37.372201  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-target-mac
  175 17:32:37.372291  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-target-storage
  176 17:32:37.372384  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-case
  177 17:32:37.372476  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-event
  178 17:32:37.372567  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-feedback
  179 17:32:37.372664  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-raise
  180 17:32:37.372757  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-reference
  181 17:32:37.372851  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-runner
  182 17:32:37.372941  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-set
  183 17:32:37.373031  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-test-shell
  184 17:32:37.373121  Updating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-add-keys (debian)
  185 17:32:37.373247  Updating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-add-sources (debian)
  186 17:32:37.373356  Updating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-install-packages (debian)
  187 17:32:37.373463  Updating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-installed-packages (debian)
  188 17:32:37.373566  Updating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/bin/lava-os-build (debian)
  189 17:32:37.373658  Creating /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/environment
  190 17:32:37.373738  LAVA metadata
  191 17:32:37.373791  - LAVA_JOB_ID=13869996
  192 17:32:37.373840  - LAVA_DISPATCHER_IP=192.168.201.1
  193 17:32:37.373924  start: 1.6.2.1 ssh-authorize (timeout 00:09:49) [common]
  194 17:32:37.374090  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 17:32:37.374162  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:49) [common]
  196 17:32:37.374212  skipped lava-vland-overlay
  197 17:32:37.374268  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 17:32:37.374330  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:49) [common]
  199 17:32:37.374379  skipped lava-multinode-overlay
  200 17:32:37.374435  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 17:32:37.374497  start: 1.6.2.4 test-definition (timeout 00:09:49) [common]
  202 17:32:37.374555  Loading test definitions
  203 17:32:37.374626  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:49) [common]
  204 17:32:37.374685  Using /lava-13869996 at stage 0
  205 17:32:37.374908  uuid=13869996_1.6.2.4.1 testdef=None
  206 17:32:37.374980  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 17:32:37.375048  start: 1.6.2.4.2 test-overlay (timeout 00:09:49) [common]
  208 17:32:37.375412  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 17:32:37.375593  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:49) [common]
  211 17:32:37.376049  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 17:32:37.376225  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:49) [common]
  214 17:32:37.376642  runner path: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/0/tests/0_timesync-off test_uuid 13869996_1.6.2.4.1
  215 17:32:37.376766  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 17:32:37.376947  start: 1.6.2.4.5 git-repo-action (timeout 00:09:49) [common]
  218 17:32:37.377002  Using /lava-13869996 at stage 0
  219 17:32:37.377076  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 17:32:37.377144  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/0/tests/1_kselftest-lkdtm'
  221 17:32:39.869663  Running '/usr/bin/git checkout kernelci.org
  222 17:32:39.997626  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 17:32:39.998177  uuid=13869996_1.6.2.4.5 testdef=None
  224 17:32:39.998313  end: 1.6.2.4.5 git-repo-action (duration 00:00:03) [common]
  226 17:32:39.998515  start: 1.6.2.4.6 test-overlay (timeout 00:09:46) [common]
  227 17:32:39.999299  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 17:32:39.999488  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:46) [common]
  230 17:32:40.000294  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 17:32:40.000494  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:46) [common]
  233 17:32:40.001317  runner path: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/0/tests/1_kselftest-lkdtm test_uuid 13869996_1.6.2.4.5
  234 17:32:40.001387  BOARD='imx6q-sabrelite'
  235 17:32:40.001449  BRANCH='cip-gitlab'
  236 17:32:40.001506  SKIPFILE='/dev/null'
  237 17:32:40.001548  SKIP_INSTALL='True'
  238 17:32:40.001590  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 17:32:40.001635  TST_CASENAME=''
  240 17:32:40.001677  TST_CMDFILES='lkdtm'
  241 17:32:40.001782  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 17:32:40.001947  Creating lava-test-runner.conf files
  244 17:32:40.001995  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/13869996/lava-overlay-hhqe3zjk/lava-13869996/0 for stage 0
  245 17:32:40.002064  - 0_timesync-off
  246 17:32:40.002118  - 1_kselftest-lkdtm
  247 17:32:40.002189  end: 1.6.2.4 test-definition (duration 00:00:03) [common]
  248 17:32:40.002256  start: 1.6.2.5 compress-overlay (timeout 00:09:46) [common]
  249 17:32:46.625001  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  250 17:32:46.625153  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:40) [common]
  251 17:32:46.625239  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 17:32:46.625324  end: 1.6.2 lava-overlay (duration 00:00:09) [common]
  253 17:32:46.625398  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:40) [common]
  254 17:32:46.693965  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 17:32:46.694258  start: 1.6.4 extract-modules (timeout 00:09:40) [common]
  256 17:32:46.694378  extracting modules file /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o
  257 17:32:46.802097  extracting modules file /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/modules/modules.tar to /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk
  258 17:32:46.912717  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 17:32:46.912877  start: 1.6.5 apply-overlay-tftp (timeout 00:09:39) [common]
  260 17:32:46.912960  [common] Applying overlay to NFS
  261 17:32:46.913017  [common] Applying overlay /var/lib/lava/dispatcher/tmp/13869996/compress-overlay-z28ivkv0/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o
  262 17:32:47.663366  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 17:32:47.663530  start: 1.6.6 prepare-kernel (timeout 00:09:39) [common]
  264 17:32:47.663624  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:39) [common]
  265 17:32:47.663710  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 17:32:47.663779  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 17:32:47.663848  start: 1.6.7 configure-preseed-file (timeout 00:09:39) [common]
  268 17:32:47.663911  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 17:32:47.663976  start: 1.6.8 compress-ramdisk (timeout 00:09:39) [common]
  270 17:32:47.664035  Building ramdisk /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk
  271 17:32:47.814131  >> 84292 blocks

  272 17:32:49.338597  Adding RAMdisk u-boot header.
  273 17:32:49.338871  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk.cpio.gz.uboot
  274 17:32:49.426017  output: Image Name:   
  275 17:32:49.426297  output: Created:      Fri May 17 18:32:49 2024
  276 17:32:49.426377  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 17:32:49.426434  output: Data Size:    16278181 Bytes = 15896.66 KiB = 15.52 MiB
  278 17:32:49.426487  output: Load Address: 00000000
  279 17:32:49.426537  output: Entry Point:  00000000
  280 17:32:49.426586  output: 
  281 17:32:49.426687  rename /var/lib/lava/dispatcher/tmp/13869996/extract-overlay-ramdisk-23dw1ghz/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot
  282 17:32:49.426851  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 17:32:49.426946  end: 1.6 prepare-tftp-overlay (duration 00:00:14) [common]
  284 17:32:49.427029  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:37) [common]
  285 17:32:49.427093  No LXC device requested
  286 17:32:49.427161  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 17:32:49.427239  start: 1.8 deploy-device-env (timeout 00:09:37) [common]
  288 17:32:49.427308  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 17:32:49.427363  Checking files for TFTP limit of 4294967296 bytes.
  290 17:32:49.427742  end: 1 tftp-deploy (duration 00:00:23) [common]
  291 17:32:49.427824  start: 2 uboot-action (timeout 00:05:00) [common]
  292 17:32:49.427895  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 17:32:49.427957  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 17:32:49.428022  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 17:32:49.428135  substitutions:
  296 17:32:49.428192  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 17:32:49.428248  - {DTB_ADDR}: 0x13f00000
  298 17:32:49.428292  - {DTB}: 13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb
  299 17:32:49.428336  - {INITRD}: 13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot
  300 17:32:49.428381  - {KERNEL_ADDR}: 0x10000000
  301 17:32:49.428424  - {KERNEL}: 13869996/tftp-deploy-4tewdu66/kernel/zImage
  302 17:32:49.428467  - {LAVA_MAC}: None
  303 17:32:49.428511  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o
  304 17:32:49.428555  - {NFS_SERVER_IP}: 192.168.201.1
  305 17:32:49.428598  - {PRESEED_CONFIG}: None
  306 17:32:49.428642  - {PRESEED_LOCAL}: None
  307 17:32:49.428684  - {RAMDISK_ADDR}: 0x14000000
  308 17:32:49.428727  - {RAMDISK}: 13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot
  309 17:32:49.428770  - {ROOT_PART}: None
  310 17:32:49.428813  - {ROOT}: None
  311 17:32:49.428856  - {SERVER_IP}: 192.168.201.1
  312 17:32:49.428899  - {TEE_ADDR}: 0x83000000
  313 17:32:49.428942  - {TEE}: None
  314 17:32:49.428984  Parsed boot commands:
  315 17:32:49.429027  - setenv autoload no
  316 17:32:49.429071  - setenv initrd_high 0xffffffff
  317 17:32:49.429114  - setenv fdt_high 0xffffffff
  318 17:32:49.429157  - dhcp
  319 17:32:49.429200  - setenv serverip 192.168.201.1
  320 17:32:49.429243  - tftp 0x10000000 13869996/tftp-deploy-4tewdu66/kernel/zImage
  321 17:32:49.429287  - tftp 0x14000000 13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot
  322 17:32:49.429342  - setenv initrd_size ${filesize}
  323 17:32:49.429385  - tftp 0x13f00000 13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb
  324 17:32:49.429426  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  325 17:32:49.429471  - bootz 0x10000000 0x14000000 0x13f00000
  326 17:32:49.429528  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 17:32:49.429706  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 17:32:49.429762  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-5'
  330 17:32:49.432452  Setting prompt string to ['lava-test: # ']
  331 17:32:49.432721  end: 2.3 connect-device (duration 00:00:00) [common]
  332 17:32:49.432828  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 17:32:49.432910  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 17:32:49.432986  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 17:32:49.433137  Calling: ['pduclient', '--daemon=localhost', '--hostname=eth8020-0', '--port=3', '--command=reboot']
  336 17:32:54.490972  >> Command sent successfully.

  337 17:32:54.496663  Returned 0 in 5 seconds
  338 17:32:54.597353  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 17:32:54.598532  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 17:32:54.598937  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 17:32:54.599293  Setting prompt string to ['Hit any key to stop autoboot']
  343 17:32:54.599579  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 17:32:54.600938  [Enter `^Ec?' for help]

  345 17:32:55.958480  

  346 17:32:55.958984  

  347 17:32:55.959306  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 17:32:55.959581  

  349 17:32:55.959824  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 17:32:55.960073  Reset cause: POR

  351 17:32:55.960300  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 17:32:55.960534  Board: SABRE Lite

  353 17:32:55.960761  I2C:   ready

  354 17:32:55.960983  DRAM:  1 GiB

  355 17:32:56.006024  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 17:32:56.053055  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 17:32:56.053571  *** Warning - bad CRC, using default environment

  358 17:32:56.053879  

  359 17:32:56.054124  In:    serial

  360 17:32:56.054354  Out:   serial

  361 17:32:56.054580  Err:   serial

  362 17:32:56.054805  Net:   using phy at 7

  363 17:32:56.074089  FEC [PRIME], usb_ether

  364 17:32:56.074588  Error: usb_ether address not set.

  365 17:32:56.074877  

  366 17:32:56.075127  starting USB...

  367 17:32:56.075388  Bus usb@2184000: usb dr_mode not found

  368 17:32:56.121959  Bus usb@2184200: USB EHCI 1.00

  369 17:32:59.172463  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 17:33:04.314809  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 17:33:04.315348         scanning usb for storage devices... 0 Storage Device(s) found

  372 17:33:04.315655         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 17:33:04.525659  Hit any key to stop autoboot:  3 

  375 17:33:04.526345  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  376 17:33:04.526822  start: 2.4.3 bootloader-commands (timeout 00:04:45) [common]
  377 17:33:04.527145  Setting prompt string to ['=>']
  378 17:33:04.527480  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:45)
  379 17:33:04.538558   0 

  380 17:33:04.539484  Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  381 17:33:04.539862  Sending with 10 millisecond of delay
  383 17:33:05.678366  => setenv autoload no

  384 17:33:05.689086  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:44)
  385 17:33:05.692666  setenv autoload no

  386 17:33:05.693254  Sending with 10 millisecond of delay
  388 17:33:07.496519  => setenv initrd_high 0xffffffff

  389 17:33:07.507341  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 17:33:07.510591  setenv initrd_high 0xffffffff

  391 17:33:07.511358  Sending with 10 millisecond of delay
  393 17:33:09.130124  => setenv fdt_high 0xffffffff

  394 17:33:09.140831  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 17:33:09.141576  setenv fdt_high 0xffffffff

  396 17:33:09.142135  Sending with 10 millisecond of delay
  398 17:33:09.434487  => dhcp

  399 17:33:09.445275  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:40)
  400 17:33:09.446055  dhcp

  401 17:33:09.539573  BOOTP broadcast 1

  402 17:33:09.555888  DHCP client bound to address 192.168.201.35 (5 ms)

  403 17:33:09.556661  Sending with 10 millisecond of delay
  405 17:33:11.359965  => setenv serverip 192.168.201.1

  406 17:33:11.370764  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:38)
  407 17:33:11.376687  setenv serverip 192.168.201.1

  408 17:33:11.377442  Sending with 10 millisecond of delay
  410 17:33:14.992838  => tftp 0x10000000 13869996/tftp-deploy-4tewdu66/kernel/zImage

  411 17:33:15.003531  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:34)
  412 17:33:15.004283  tftp 0x10000000 13869996/tftp-deploy-4tewdu66/kernel/zImage

  413 17:33:15.099073  Using FEC device

  414 17:33:15.125589  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  415 17:33:15.125756  Filename '13869996/tftp-deploy-4tewdu66/kernel/zImage'.

  416 17:33:15.125822  Load address: 0x10000000

  417 17:33:15.189298  Loading: *#################################################################

  418 17:33:15.253416  	 #################################################################

  419 17:33:15.317211  	 #################################################################

  420 17:33:15.381053  	 #################################################################

  421 17:33:15.444947  	 #################################################################

  422 17:33:15.508947  	 #################################################################

  423 17:33:15.572820  	 #################################################################

  424 17:33:15.636687  	 #################################################################

  425 17:33:15.700711  	 #################################################################

  426 17:33:15.764575  	 #################################################################

  427 17:33:15.828465  	 #################################################################

  428 17:33:15.892269  	 #################################################################

  429 17:33:15.963113  	 #################################################################

  430 17:33:15.963199  	 ###

  431 17:33:15.963254  	 14.2 MiB/s

  432 17:33:15.963308  done

  433 17:33:15.963354  Bytes transferred = 12440064 (bdd200 hex)

  434 17:33:15.963578  Sending with 10 millisecond of delay
  436 17:33:20.544408  => tftp 0x14000000 13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot

  437 17:33:20.555212  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:29)
  438 17:33:20.556022  tftp 0x14000000 13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot

  439 17:33:20.678224  Using FEC device

  440 17:33:20.678382  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  441 17:33:20.678445  Filename '13869996/tftp-deploy-4tewdu66/ramdisk/ramdisk.cpio.gz.uboot'.

  442 17:33:20.678500  Load address: 0x14000000

  443 17:33:20.838130  Loading: *#################################################################

  444 17:33:20.981893  	 #################################################################

  445 17:33:21.141468  	 #################################################################

  446 17:33:21.301368  	 #################################################################

  447 17:33:21.461048  	 #################################################################

  448 17:33:21.620845  	 #################################################################

  449 17:33:21.780766  	 #################################################################

  450 17:33:21.924487  	 #################################################################

  451 17:33:22.084189  	 #################################################################

  452 17:33:22.243784  	 #################################################################

  453 17:33:22.403583  	 #################################################################

  454 17:33:22.563398  	 #################################################################

  455 17:33:22.707300  	 #################################################################

  456 17:33:22.867224  	 #################################################################

  457 17:33:23.026892  	 #################################################################

  458 17:33:23.186375  	 #################################################################

  459 17:33:23.346311  	 #################################################################

  460 17:33:23.346394  	 ####

  461 17:33:23.346449  	 5.8 MiB/s

  462 17:33:23.346496  done

  463 17:33:23.362713  Bytes transferred = 16278245 (f862e5 hex)

  464 17:33:23.363403  Sending with 10 millisecond of delay
  466 17:33:25.227007  => setenv initrd_size ${filesize}

  467 17:33:25.237861  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:24)
  468 17:33:25.238644  setenv initrd_size ${filesize}

  469 17:33:25.239235  Sending with 10 millisecond of delay
  471 17:33:29.458058  => tftp 0x13f00000 13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb

  472 17:33:29.468777  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:20)
  473 17:33:29.469536  tftp 0x13f00000 13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb

  474 17:33:29.601620  Using FEC device

  475 17:33:29.602086  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  476 17:33:29.602355  Filename '13869996/tftp-deploy-4tewdu66/dtb/imx6q-sabrelite.dtb'.

  477 17:33:29.602580  Load address: 0x13f00000

  478 17:33:29.602791  Loading: *###

  479 17:33:29.603000  	 5.1 MiB/s

  480 17:33:29.603206  done

  481 17:33:29.603445  Bytes transferred = 42661 (a6a5 hex)

  482 17:33:29.603912  Sending with 10 millisecond of delay
  484 17:33:43.370586  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  485 17:33:43.381392  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:06)
  486 17:33:43.382171  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  487 17:33:43.388975  Sending with 10 millisecond of delay
  489 17:33:45.736347  => bootz 0x10000000 0x14000000 0x13f00000

  490 17:33:45.747154  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']
  491 17:33:45.747740  bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:04)
  492 17:33:45.780911  bootz 0x10000000 0x14000000 0x13f00000

  493 17:33:45.781369  Kernel image @ 0x10000000 [ 0x000000 - 0xbdd200 ]

  494 17:33:45.781651  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  495 17:33:45.781896     Image Name:   

  496 17:33:45.782126     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  497 17:33:45.782358     Data Size:    16278181 Bytes = 15.5 MiB

  498 17:33:45.782584     Load Address: 00000000

  499 17:33:45.782805     Entry Point:  00000000

  500 17:33:45.956795     Verifying Checksum ... OK

  501 17:33:45.957298  ## Flattened Device Tree blob at 13f00000

  502 17:33:45.978814     Booting using the fdt blob at 0x13f00000

  503 17:33:45.979341     Using Device Tree in place at 13f00000, end 13f0d6a4

  504 17:33:45.979626  

  505 17:33:45.979870  Starting kernel ...

  506 17:33:45.980101  

  507 17:33:45.980727  end: 2.4.3 bootloader-commands (duration 00:00:41) [common]
  508 17:33:45.981102  start: 2.4.4 auto-login-action (timeout 00:04:03) [common]
  509 17:33:45.981392  Setting prompt string to ['Linux version [0-9]']
  510 17:33:45.981664  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']
  511 17:33:45.981993  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)
  512 17:33:47.020191  [    0.000000] Booting Linux on physical CPU 0x0

  513 17:33:47.020713  [    0.000000] Linux version 5.10.217-cip47 (KernelCI@build-j199856-arm-gcc-10-multi-v7-defconfig-kselftest-8s5p2) (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 May 17 17:09:47 UTC 2024

  514 17:33:47.021024  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  515 17:33:47.021276  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  516 17:33:47.021928  start: 2.4.4.1 login-action (timeout 00:04:02) [common]
  517 17:33:47.022277  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.
  518 17:33:47.022559  Setting prompt string to []
  519 17:33:47.022841  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']
  520 17:33:47.023120  Using line separator: #'\n'#
  521 17:33:47.023422  No login prompt set.
  522 17:33:47.023676  Parsing kernel messages
  523 17:33:47.023906  ['-\\[ 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']
  524 17:33:47.024316  [login-action] Waiting for messages, (timeout 00:04:02)
  525 17:33:47.024574  Waiting using forced prompt support (timeout 00:02:01)
  526 17:33:47.063251  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  527 17:33:47.063790  [    0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '')

  528 17:33:47.064092  [    0.000000] printk: bootconsole [ec_imx21] enabled

  529 17:33:47.064340  [    0.000000] Memory policy: Data cache writealloc

  530 17:33:47.064571  [    0.000000] efi: UEFI not found.

  531 17:33:47.064798  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  532 17:33:47.065026  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  533 17:33:47.065250  [    0.000000] Zone ranges:

  534 17:33:47.065476  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  535 17:33:47.106318  [    0.000000]   Normal   empty

  536 17:33:47.106816  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  537 17:33:47.107099  [    0.000000] Movable zone start for each node

  538 17:33:47.107376  [    0.000000] Early memory node ranges

  539 17:33:47.107615  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  540 17:33:47.107846  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  541 17:33:47.181478  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  542 17:33:47.181983  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  543 17:33:47.182311  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

  544 17:33:47.182589  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  545 17:33:47.208048  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  546 17:33:47.208549  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  547 17:33:47.400689  <6>[    0.000000] Memory: 920564K/1048576K available (17408K kernel code, 2711K rwdata, 8124K rodata, 2048K init, 6692K bss, 62476K reserved, 65536K cma-reserved, 196608K highmem)

  548 17:33:47.401213  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  549 17:33:47.401505  <6>[    0.000000] ftrace: allocating 55539 entries in 163 pages

  550 17:33:47.740213  <6>[    0.000000] ftrace: allocated 163 pages with 4 groups

  551 17:33:47.740707  <6>[    0.000000] Running RCU self tests

  552 17:33:47.740989  <6>[    0.000000] rcu: Hierarchical RCU implementation.

  553 17:33:47.741232  <6>[    0.000000] rcu: 	RCU event tracing is enabled.

  554 17:33:47.741468  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.

  555 17:33:47.741698  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  556 17:33:47.741929  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.

  557 17:33:47.742153  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.

  558 17:33:47.766200  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  559 17:33:47.766700  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  560 17:33:47.857039  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  561 17:33:47.857536  <6>[    0.000000] L2C-310 errata 752271 769419 enabled

  562 17:33:47.857824  <6>[    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  563 17:33:47.858069  <6>[    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  564 17:33:47.858301  <6>[    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  565 17:33:47.858528  <6>[    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  566 17:33:47.858758  <6>[    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  567 17:33:47.858986  <6>[    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  568 17:33:47.955803  <6>[    0.000000] Switching to timer-based delay loop, resolution 333ns

  569 17:33:47.956304  <6>[    0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  570 17:33:47.956594  <6>[    0.008447] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  571 17:33:47.956840  <6>[    0.022942] Console: colour dummy device 80x30

  572 17:33:47.957075  <4>[    0.024850] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  573 17:33:47.957310  <4>[    0.032856] ... MAX_LOCKDEP_SUBCLASSES:  8

  574 17:33:47.998976  <4>[    0.037200] ... MAX_LOCK_DEPTH:          48

  575 17:33:47.999506  <4>[    0.041613] ... MAX_LOCKDEP_KEYS:        8192

  576 17:33:47.999803  <4>[    0.046249] ... CLASSHASH_SIZE:          4096

  577 17:33:48.000046  <4>[    0.050834] ... MAX_LOCKDEP_ENTRIES:     32768

  578 17:33:48.000279  <4>[    0.055556] ... MAX_LOCKDEP_CHAINS:      65536

  579 17:33:48.000513  <4>[    0.060229] ... CHAINHASH_SIZE:          32768

  580 17:33:48.000740  <4>[    0.064928]  memory used by lock dependency info: 4061 kB

  581 17:33:48.000969  <4>[    0.070608]  memory used for stack traces: 2112 kB

  582 17:33:48.001194  <4>[    0.075654]  per task-struct memory footprint: 1536 bytes

  583 17:33:48.041924  <6>[    0.081343] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  584 17:33:48.042434  <6>[    0.091756] CPU: Testing write buffer coherency: ok

  585 17:33:48.042718  <6>[    0.096895] CPU0: Spectre v2: using BPIALL workaround

  586 17:33:48.042961  <6>[    0.102169] pid_max: default: 32768 minimum: 301

  587 17:33:48.043190  <6>[    0.107369] LSM: Security Framework initializing

  588 17:33:48.043451  <6>[    0.111991] LSM support for eBPF active

  589 17:33:48.043687  <6>[    0.116145] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  590 17:33:48.092312  <6>[    0.123588] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  591 17:33:48.092817  <6>[    0.135057] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  592 17:33:48.093105  <6>[    0.141564] Setting up static identity map for 0x10300000 - 0x103000ac

  593 17:33:48.093353  <6>[    0.147937] rcu: Hierarchical SRCU implementation.

  594 17:33:48.093587  <6>[    0.159268] EFI services will not be available.

  595 17:33:48.093817  <6>[    0.162331] smp: Bringing up secondary CPUs ...

  596 17:33:48.094043  <6>[    0.168841] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  597 17:33:48.136089  <6>[    0.168855] CPU1: Spectre v2: using BPIALL workaround

  598 17:33:48.136562  <6>[    0.180606] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  599 17:33:48.136827  <6>[    0.180621] CPU2: Spectre v2: using BPIALL workaround

  600 17:33:48.137054  <6>[    0.192035] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  601 17:33:48.137266  <6>[    0.192050] CPU3: Spectre v2: using BPIALL workaround

  602 17:33:48.137473  <6>[    0.201080] smp: Brought up 1 node, 4 CPUs

  603 17:33:48.137677  <6>[    0.204794] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  604 17:33:48.137881  <6>[    0.211330] CPU: All CPU(s) started in SVC mode.

  605 17:33:48.151342  <6>[    0.218576] devtmpfs: initialized

  606 17:33:48.238849  <6>[    0.266605] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  607 17:33:48.239394  <6>[    0.274022] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  608 17:33:48.239706  <6>[    0.281960] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  609 17:33:48.239968  <6>[    0.293647] pinctrl core: initialized pinctrl subsystem

  610 17:33:48.240204  <6>[    0.302608] DMI not present or invalid.

  611 17:33:48.240435  <6>[    0.306077] NET: Registered protocol family 16

  612 17:33:48.276393  <6>[    0.318198] DMA: preallocated 256 KiB pool for atomic coherent allocations

  613 17:33:48.276895  <6>[    0.330882] thermal_sys: Registered thermal governor 'step_wise'

  614 17:33:48.277194  <6>[    0.331390] cpuidle: using governor menu

  615 17:33:48.277443  <6>[    0.339511] CPU identified as i.MX6Q, silicon rev 1.2

  616 17:33:48.899503  <6>[    0.970361] vdd1p1: supplied by regulator-dummy

  617 17:33:48.931586  <6>[    0.999040] vdd3p0: supplied by regulator-dummy

  618 17:33:48.947337  <6>[    1.027359] vdd2p5: supplied by regulator-dummy

  619 17:33:48.979362  <6>[    1.055673] vddarm: supplied by regulator-dummy

  620 17:33:49.011302  <6>[    1.084676] vddpu: supplied by regulator-dummy

  621 17:33:49.043192  <6>[    1.112155] vddsoc: supplied by regulator-dummy

  622 17:33:50.181510  <6>[    2.235220] No ATAGs?

  623 17:33:50.182007  <6>[    2.236171] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  624 17:33:50.182291  <6>[    2.243196] hw-breakpoint: maximum watchpoint size is 4 bytes.

  625 17:33:50.202517  <6>[    2.266227] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  626 17:33:50.218669  <6>[    2.295629] Serial: AMBA PL011 UART driver

  627 17:33:50.282479  <6>[    2.351897] Kprobes globally optimized

  628 17:33:50.421982  <6>[    2.454772] iommu: Default domain type: Translated 

  629 17:33:50.422482  <6>[    2.458985] vgaarb: loaded

  630 17:33:50.422775  <5>[    2.464243] SCSI subsystem initialized

  631 17:33:50.423023  <6>[    2.467389] usbcore: registered new interface driver usbfs

  632 17:33:50.423292  <6>[    2.471415] usbcore: registered new interface driver hub

  633 17:33:50.423530  <6>[    2.476983] usbcore: registered new device driver usb

  634 17:33:50.423759  <6>[    2.488746] i2c i2c-0: IMX I2C adapter registered

  635 17:33:50.423984  <6>[    2.497065] i2c i2c-1: IMX I2C adapter registered

  636 17:33:50.455332  <6>[    2.503166] i2c i2c-2: IMX I2C adapter registered

  637 17:33:50.455831  <6>[    2.509408] pps_core: LinuxPPS API ver. 1 registered

  638 17:33:50.456124  <6>[    2.511806] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  639 17:33:50.456373  <6>[    2.521308] PTP clock support registered

  640 17:33:50.476162  <6>[    2.540759] clocksource: Switched to clocksource mxc_timer1

  641 17:33:52.262847  <6>[    4.304436] NET: Registered protocol family 2

  642 17:33:52.263417  <6>[    4.306943] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  643 17:33:52.263729  <6>[    4.317466] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  644 17:33:52.263983  <6>[    4.323552] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  645 17:33:52.264226  <6>[    4.331577] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  646 17:33:52.264518  <6>[    4.340227] TCP: Hash tables configured (established 8192 bind 8192)

  647 17:33:52.305863  <6>[    4.346797] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  648 17:33:52.306364  <6>[    4.353463] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  649 17:33:52.306658  <6>[    4.360184] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  650 17:33:52.306905  <6>[    4.368035] NET: Registered protocol family 1

  651 17:33:52.307142  <6>[    4.374405] RPC: Registered named UNIX socket transport module.

  652 17:33:52.307405  <6>[    4.378078] RPC: Registered udp transport module.

  653 17:33:52.307634  <6>[    4.383128] RPC: Registered tcp transport module.

  654 17:33:52.337600  <6>[    4.387988] RPC: Registered tcp NFSv4.1 backchannel transport module.

  655 17:33:52.338103  <6>[    4.394771] NET: Registered protocol family 44

  656 17:33:52.338398  <6>[    4.399411] PCI: CLS 0 bytes, default 64

  657 17:33:52.338648  <6>[    4.405898] Trying to unpack rootfs image as initramfs...

  658 17:33:54.223612  <6>[    6.261627] Freeing initrd memory: 15900K

  659 17:33:54.224117  <4>[    6.264147] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  660 17:33:54.224408  <6>[    6.272011] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  661 17:33:54.224656  <5>[    6.286860] Initialise system trusted keyrings

  662 17:33:54.224891  <6>[    6.289832] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  663 17:33:54.299285  <6>[    6.337519] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  664 17:33:54.299791  <5>[    6.344030] NFS: Registering the id_resolver key type

  665 17:33:54.300084  <5>[    6.346641] Key type id_resolver registered

  666 17:33:54.300333  <5>[    6.351036] Key type id_legacy registered

  667 17:33:54.300568  <6>[    6.355723] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  668 17:33:54.300803  <6>[    6.362294] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  669 17:33:54.301032  <6>[    6.369988] ntfs: driver 2.1.32 [Flags: R/O].

  670 17:33:54.301262  <5>[    6.376318] Key type asymmetric registered

  671 17:33:54.341396  <5>[    6.378877] Asymmetric key parser 'x509' registered

  672 17:33:54.341861  <6>[    6.384305] bounce: pool size: 64 pages

  673 17:33:54.342128  <6>[    6.388125] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  674 17:33:54.342358  <6>[    6.395780] io scheduler mq-deadline registered

  675 17:33:54.342575  <6>[    6.400460] io scheduler kyber registered

  676 17:33:54.342785  <4>[    6.405553] test_firmware: interface ready

  677 17:33:54.500205  <6>[    6.564721] mxs-dma 110000.dma-controller: initialized

  678 17:33:54.570072  <4>[    6.624032] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  679 17:33:54.570600  <6>[    6.632158] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware

  680 17:33:54.784784  <6>[    6.849975] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  681 17:33:54.834006  <6>[    6.871822] SuperH (H)SCI(F) driver initialized

  682 17:33:54.834507  <6>[    6.876371] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  683 17:33:54.834807  <6>[    6.887267] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  684 17:33:54.835056  <6>[    6.893802] printk: console [ttymxc1] enabled

  685 17:33:54.835327  <6>[    6.893802] printk: console [ttymxc1] enabled

  686 17:33:54.835566  <6>[    6.902593] printk: bootconsole [ec_imx21] disabled

  687 17:33:54.835798  <6>[    6.902593] printk: bootconsole [ec_imx21] disabled

  688 17:33:54.867423  <6>[    6.918461] msm_serial: driver initialized

  689 17:33:54.867787  <6>[    6.923899] STMicroelectronics ASC driver initialized

  690 17:33:54.868038  <6>[    6.935066] STM32 USART driver initialized

  691 17:33:54.894568  <6>[    6.959094] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  692 17:33:54.928527  <4>[    6.979029] panel-simple panel-lcd: supply power not found, using dummy regulator

  693 17:33:54.929031  <4>[    6.987605] panel-simple panel-lcd: Specify missing connector_type

  694 17:33:54.929326  <4>[    6.995492] panel-simple panel-lvds0: supply power not found, using dummy regulator

  695 17:33:54.976238  <6>[    7.044399] brd: module loaded

  696 17:33:55.008227  <6>[    7.089553] loop: module loaded

  697 17:33:55.031301  <6>[    7.095811] lkdtm: No crash points registered, enable through debugfs

  698 17:33:55.075955  <6>[    7.116452] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  699 17:33:55.076453  <6>[    7.124815] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  700 17:33:55.076752  <6>[    7.133172] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  701 17:33:55.077000  <6>[    7.141696] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  702 17:33:55.077232  <4>[    7.149918] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  703 17:33:55.130677  <4>[    7.158322] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  704 17:33:55.131173  <4>[    7.166295] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  705 17:33:55.131520  <6>[    7.177890] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  706 17:33:55.131778  <6>[    7.185257] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  707 17:33:55.132018  <6>[    7.194394] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  708 17:33:55.132252  <6>[    7.208470] scsi host0: ahci-imx

  709 17:33:55.151165  <6>[    7.214122] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  710 17:33:55.208090  <6>[    7.272810] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  711 17:33:55.208590  <6>[    7.286016] pps pps0: new PPS source ptp0

  712 17:33:55.295006  <6>[    7.333426] fec 2188000.ethernet eth0: registered PHC device 0

  713 17:33:55.295550  <6>[    7.343846] e1000e: Intel(R) PRO/1000 Network Driver

  714 17:33:55.295844  <6>[    7.349105] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  715 17:33:55.296095  <6>[    7.355582] igb: Intel(R) Gigabit Ethernet Network Driver

  716 17:33:55.296331  <6>[    7.361311] igb: Copyright (c) 2007-2014 Intel Corporation.

  717 17:33:55.345753  <6>[    7.386791] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  718 17:33:55.346251  <6>[    7.394664] usbcore: registered new interface driver pegasus

  719 17:33:55.346544  <6>[    7.400842] usbcore: registered new interface driver asix

  720 17:33:55.346787  <6>[    7.406673] usbcore: registered new interface driver ax88179_178a

  721 17:33:55.347019  <6>[    7.413230] usbcore: registered new interface driver cdc_ether

  722 17:33:55.347249  <6>[    7.419574] usbcore: registered new interface driver smsc75xx

  723 17:33:55.383876  <6>[    7.425847] usbcore: registered new interface driver smsc95xx

  724 17:33:55.384382  <6>[    7.432058] usbcore: registered new interface driver net1080

  725 17:33:55.384671  <6>[    7.438129] usbcore: registered new interface driver cdc_subset

  726 17:33:55.384916  <6>[    7.444525] usbcore: registered new interface driver zaurus

  727 17:33:55.385150  <6>[    7.450693] usbcore: registered new interface driver cdc_ncm

  728 17:33:55.433441  <6>[    7.468091] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  729 17:33:55.433941  <6>[    7.475028] ehci-pci: EHCI PCI platform driver

  730 17:33:55.434234  <6>[    7.479902] ehci-platform: EHCI generic platform driver

  731 17:33:55.434479  <6>[    7.486373] ehci-orion: EHCI orion driver

  732 17:33:55.434713  <6>[    7.491530] SPEAr-ehci: EHCI SPEAr driver

  733 17:33:55.434942  <6>[    7.496591] ehci-st: EHCI STMicroelectronics driver

  734 17:33:55.435168  <6>[    7.502571] ehci-exynos: EHCI Exynos driver

  735 17:33:55.435448  <6>[    7.507790] ehci-atmel: EHCI Atmel driver

  736 17:33:55.435683  <6>[    7.512887] tegra-ehci: Tegra EHCI driver

  737 17:33:55.485376  <6>[    7.517959] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  738 17:33:55.485875  <6>[    7.524539] ohci-pci: OHCI PCI platform driver

  739 17:33:55.486164  <6>[    7.529421] ohci-platform: OHCI generic platform driver

  740 17:33:55.486411  <6>[    7.535819] SPEAr-ohci: OHCI SPEAr driver

  741 17:33:55.486648  <6>[    7.540947] ohci-st: OHCI STMicroelectronics driver

  742 17:33:55.486880  <6>[    7.546876] ohci-atmel: OHCI Atmel driver

  743 17:33:55.487111  <6>[    7.555054] usbcore: registered new interface driver usb-storage

  744 17:33:55.487390  <6>[    7.563118] ata1: SATA link down (SStatus 0 SControl 300)

  745 17:33:55.511367  <6>[    7.569148] ahci-imx 2200000.sata: no device found, disabling link.

  746 17:33:55.511730  <6>[    7.575792] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  747 17:33:55.511986  <6>[    7.590557] i2c /dev entries driver

  748 17:33:55.649528  <6>[    7.667095] sdhci: Secure Digital Host Controller Interface driver

  749 17:33:55.650026  <6>[    7.673631] sdhci: Copyright(c) Pierre Ossman

  750 17:33:55.650317  <6>[    7.686855] Synopsys Designware Multimedia Card Interface Driver

  751 17:33:55.650568  <6>[    7.699732] sdhci-pltfm: SDHCI platform and OF driver helper

  752 17:33:55.650802  <6>[    7.713186] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  753 17:33:55.651036  <6>[    7.713192] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  754 17:33:55.651294  <6>[    7.724042] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  755 17:33:55.722389  <6>[    7.730729] ledtrig-cpu: registered to indicate activity on CPUs

  756 17:33:55.722890  <6>[    7.740389] usbcore: registered new interface driver usbhid

  757 17:33:55.723176  <6>[    7.746340] usbhid: USB HID core driver

  758 17:33:55.723459  <6>[    7.751661] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  759 17:33:55.723704  <6>[    7.764481] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  760 17:33:55.723935  <6>[    7.778952] ipip: IPv4 and MPLS over IPv4 tunneling driver

  761 17:33:55.724162  <6>[    7.786878] IPv4 over IPsec tunneling driver

  762 17:33:55.724404  <6>[    7.795802] NET: Registered protocol family 10

  763 17:33:55.757451  <6>[    7.805866] Segment Routing with IPv6

  764 17:33:55.757920  <6>[    7.811355] mmc2: new high speed SDHC card at address 0001

  765 17:33:55.758204  <6>[    7.815460] NET: Registered protocol family 17

  766 17:33:55.758430  <5>[    7.823663] Key type dns_resolver registered

  767 17:33:55.758655  <6>[    7.824428] mmcblk2: mmc2:0001 SD 14.6 GiB 

  768 17:33:55.788283  <6>[    7.846413] ThumbEE CPU extension supported.

  769 17:33:55.788786  <5>[    7.851063] Registering SWP/SWPB emulation handler

  770 17:33:55.789081  <5>[    7.857663] Loading compiled-in X.509 certificates

  771 17:33:55.865984  <4>[    7.909219] GPT:Primary header thinks Alt. header is not at the end of the disk.

  772 17:33:55.866482  <4>[    7.917066] GPT:29296874 != 30560255

  773 17:33:55.866761  <4>[    7.920963] GPT:Alternate GPT header not at the end of the disk.

  774 17:33:55.867007  <4>[    7.927256] GPT:29296874 != 30560255

  775 17:33:55.867240  <4>[    7.931149] GPT: Use GNU Parted to correct GPT errors.

  776 17:33:55.867517  <6>[    7.936636]  mmcblk2: p1 p2 p3

  777 17:33:55.974895  <4>[    8.016453] panel-simple panel-lcd: supply power not found, using dummy regulator

  778 17:33:55.975434  <4>[    8.025037] panel-simple panel-lcd: Specify missing connector_type

  779 17:33:55.975723  <4>[    8.037583] panel-simple panel-lvds0: supply power not found, using dummy regulator

  780 17:33:56.023905  <4>[    8.071059] imx_usb 2184200.usb: No over current polarity defined

  781 17:33:56.024407  <6>[    8.083934] ci_hdrc ci_hdrc.1: EHCI Host Controller

  782 17:33:56.024696  <6>[    8.089404] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  783 17:33:56.055850  <6>[    8.121220] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  784 17:33:56.076718  <6>[    8.140063] hub 1-0:1.0: USB hub found

  785 17:33:56.077214  <6>[    8.144688] hub 1-0:1.0: 1 port detected

  786 17:33:56.097941  <6>[    8.159576] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  787 17:33:56.147699  <4>[    8.189456] panel-simple panel-lcd: supply power not found, using dummy regulator

  788 17:33:56.148201  <4>[    8.197947] panel-simple panel-lcd: Specify missing connector_type

  789 17:33:56.148494  <4>[    8.210383] panel-simple panel-lvds0: supply power not found, using dummy regulator

  790 17:33:56.210528  <4>[    8.238174] panel-simple panel-lcd: supply power not found, using dummy regulator

  791 17:33:56.211024  <4>[    8.246717] panel-simple panel-lcd: Specify missing connector_type

  792 17:33:56.211337  <4>[    8.259152] panel-simple panel-lvds0: supply power not found, using dummy regulator

  793 17:33:56.211593  <6>[    8.275843] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  794 17:33:56.260495  <4>[    8.302426] panel-simple panel-lcd: supply power not found, using dummy regulator

  795 17:33:56.260991  <4>[    8.310881] panel-simple panel-lcd: Specify missing connector_type

  796 17:33:56.261279  <4>[    8.323357] panel-simple panel-lvds0: supply power not found, using dummy regulator

  797 17:33:56.286553  <6>[    8.344748] 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)

  798 17:33:56.467207  <6>[    8.531099] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  799 17:33:56.659003  <6>[    8.738951] hub 1-1:1.0: USB hub found

  800 17:33:56.675030  <6>[    8.744845] hub 1-1:1.0: 3 ports detected

  801 17:33:56.730960  <4>[    8.774426] panel-simple panel-lcd: supply power not found, using dummy regulator

  802 17:33:56.731508  <4>[    8.783096] panel-simple panel-lcd: Specify missing connector_type

  803 17:33:56.731809  <4>[    8.797264] panel-simple panel-lvds0: supply power not found, using dummy regulator

  804 17:33:59.458027  <6>[   11.522532] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  805 17:33:59.486996  <6>[   11.551172] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  806 17:33:59.579201  <5>[   11.580913] Sending DHCP requests ., OK

  807 17:33:59.579735  <6>[   11.625329] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35

  808 17:33:59.580031  <6>[   11.633722] IP-Config: Complete:

  809 17:33:59.580278  <6>[   11.637245]      device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1

  810 17:33:59.580517  <6>[   11.648019]      host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none)

  811 17:33:59.580750  <6>[   11.656259]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  812 17:33:59.600823  <6>[   11.656297]      nameserver0=192.168.201.1

  813 17:33:59.601326  <6>[   11.668916] clk: Disabling unused clocks

  814 17:33:59.661879  <6>[   11.718387] Freeing unused kernel memory: 2048K

  815 17:33:59.662395  <6>[   11.731494] Run /init as init process

  816 17:33:59.709608  Loading, please wait...

  817 17:33:59.837336  Starting systemd-udevd version 252.22-1~deb12u1


  818 17:34:04.693992  <6>[   16.768028] imx-ipuv3 2400000.ipu: IPUv3H probed

  819 17:34:04.710145  <6>[   16.784871] imx-ipuv3 2800000.ipu: IPUv3H probed

  820 17:34:04.764985  <6>[   16.817953] caam 2100000.crypto: Entropy delay = 3200

  821 17:34:04.765488  <4>[   16.818672] panel-simple panel-lcd: supply power not found, using dummy regulator

  822 17:34:04.765789  <4>[   16.831978] panel-simple panel-lcd: Specify missing connector_type

  823 17:34:04.816916  <4>[   16.866850] panel-simple panel-lvds0: supply power not found, using dummy regulator

  824 17:34:04.817415  <6>[   16.884191] caam 2100000.crypto: Instantiated RNG4 SH0

  825 17:34:04.890881  <6>[   16.944954] caam 2100000.crypto: Instantiated RNG4 SH1

  826 17:34:04.891414  <6>[   16.950404] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  827 17:34:04.891717  <6>[   16.957354] caam 2100000.crypto: job rings = 2, qi = 0

  828 17:34:04.926868  <6>[   16.978877] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  829 17:34:04.927402  <6>[   16.992783] CAN device driver interface

  830 17:34:04.980515  <4>[   17.009091] panel-simple panel-lcd: supply power not found, using dummy regulator

  831 17:34:04.981006  <6>[   17.017162] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  832 17:34:04.981291  <4>[   17.017695] panel-simple panel-lcd: Specify missing connector_type

  833 17:34:04.981539  <6>[   17.027431] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  834 17:34:04.981772  <6>[   17.037435] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  835 17:34:04.982016  <4>[   17.042673] panel-simple panel-lvds0: supply power not found, using dummy regulator

  836 17:34:05.028549  <4>[   17.087028] panel-simple panel-lcd: supply power not found, using dummy regulator

  837 17:34:05.029042  <4>[   17.095652] panel-simple panel-lcd: Specify missing connector_type

  838 17:34:05.057631  <4>[   17.122720] panel-simple panel-lvds0: supply power not found, using dummy regulator

  839 17:34:05.107591  <6>[   17.157766] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  840 17:34:05.108091  <6>[   17.166179] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  841 17:34:05.108378  <6>[   17.172716] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  842 17:34:05.135493  <6>[   17.200277] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1

  843 17:34:05.163317  <4>[   17.219487] panel-simple panel-lcd: supply power not found, using dummy regulator

  844 17:34:05.163939  <4>[   17.228796] panel-simple panel-lcd: Specify missing connector_type

  845 17:34:05.186450  <4>[   17.251161] panel-simple panel-lvds0: supply power not found, using dummy regulator

  846 17:34:05.258348  <4>[   17.307653] panel-simple panel-lcd: supply power not found, using dummy regulator

  847 17:34:05.258851  <4>[   17.325210] panel-simple panel-lcd: Specify missing connector_type

  848 17:34:05.281360  <6>[   17.345969] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  849 17:34:05.332138  <6>[   17.369636] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  850 17:34:05.332643  <4>[   17.370438] panel-simple panel-lvds0: supply power not found, using dummy regulator

  851 17:34:05.332929  <6>[   17.378768] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  852 17:34:05.333178  <6>[   17.395268] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  853 17:34:05.417145  <4>[   17.455099] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  854 17:34:05.417653  <6>[   17.468094] sgtl5000 0-000a: sgtl5000 revision 0x11

  855 17:34:05.417951  <4>[   17.469463] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  856 17:34:05.418200  <6>[   17.480768] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  857 17:34:05.446004  <4>[   17.504191] panel-simple panel-lcd: supply power not found, using dummy regulator

  858 17:34:05.446533  <4>[   17.512891] panel-simple panel-lcd: Specify missing connector_type

  859 17:34:05.599915  <6>[   17.636256] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  860 17:34:05.600421  <6>[   17.645259] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  861 17:34:05.600716  <6>[   17.654082] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  862 17:34:05.600963  <6>[   17.662894] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  863 17:34:05.660745  <4>[   17.725601] panel-simple panel-lvds0: supply power not found, using dummy regulator

  864 17:34:05.707743  <4>[   17.766683] panel-simple panel-lcd: supply power not found, using dummy regulator

  865 17:34:05.708243  <4>[   17.775277] panel-simple panel-lcd: Specify missing connector_type

  866 17:34:06.117029  <6>[   18.174369] caam algorithms registered in /proc/crypto

  867 17:34:06.117531  <6>[   18.184534] caam 2100000.crypto: registering rng-caam

  868 17:34:06.244136  <5>[   18.313146] random: crng init done

  869 17:34:06.305101  <6>[   18.328702] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  870 17:34:06.305211  <6>[   18.337462] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  871 17:34:06.305276  <6>[   18.346250] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  872 17:34:06.305331  <6>[   18.354954] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  873 17:34:06.305378  <4>[   18.370259] panel-simple panel-lvds0: supply power not found, using dummy regulator

  874 17:34:06.347982  <4>[   18.403990] panel-simple panel-lcd: supply power not found, using dummy regulator

  875 17:34:06.348060  <4>[   18.412534] panel-simple panel-lcd: Specify missing connector_type

  876 17:34:06.391428  Begin: Loading essential drivers ... done.

  877 17:34:06.391884  Begin: Running /scripts/init-premount ... done.

  878 17:34:06.392141  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

  879 17:34:06.392366  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  880 17:34:06.407570  Device /sys/class/net/eth0 found

  881 17:34:06.408037  done.

  882 17:34:06.541310  Begin: Waiting up to 180 secs for any network device to become available ... done.

  883 17:34:06.735483  IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP

  884 17:34:06.735636  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  885 17:34:06.735694   address: 192.168.201.35   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  886 17:34:06.735743   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  887 17:34:06.735790   host   : imx6q-sabrelite-lava-cbg-5                                      

  888 17:34:06.735835   domain : lava-rack                                                       

  889 17:34:06.735903   rootserver: 192.168.201.1 rootpath: 

  890 17:34:06.735953   filename  : 

  891 17:34:06.815496  done.

  892 17:34:06.831646  Begin: Running /scripts/nfs-bottom ... done.

  893 17:34:06.895275  Begin: Running /scripts/init-bottom ... done.

  894 17:34:08.344388  <30>[   20.409304] systemd[1]: System time before build time, advancing clock.

  895 17:34:08.645531  <30>[   20.674467] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)

  896 17:34:08.646023  <30>[   20.711930] systemd[1]: Detected architecture arm.

  897 17:34:08.646289  

  898 17:34:08.646512  Welcome to Debian GNU/Linux 12 (bookworm)!

  899 17:34:08.646724  


  900 17:34:08.700616  <30>[   20.765831] systemd[1]: Hostname set to <debian-bookworm-armhf>.

  901 17:34:10.554215  <30>[   22.618848] systemd[1]: Queued start job for default target graphical.target.

  902 17:34:10.582988  <30>[   22.637547] systemd[1]: Created slice system-getty.slice - Slice /system/getty.

  903 17:34:10.583484  [  OK  ] Created slice system-getty.slice - Slice /system/getty.


  904 17:34:10.646969  <30>[   22.699162] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.

  905 17:34:10.647453  [  OK  ] Created slice system-modpr…lice - Slice /system/modprobe.


  906 17:34:10.699915  <30>[   22.749555] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.

  907 17:34:10.700431  [  OK  ] Created slice system-seria… - Slice /system/serial-getty.


  908 17:34:10.742009  <30>[   22.797698] systemd[1]: Created slice user.slice - User and Session Slice.

  909 17:34:10.742479  [  OK  ] Created slice user.slice - User and Session Slice.


  910 17:34:10.797797  <30>[   22.845322] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.

  911 17:34:10.798262  [  OK  ] Started systemd-ask-passwo…quests to Console Directory Watch.


  912 17:34:10.846846  <30>[   22.894571] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.

  913 17:34:10.847354  [  OK  ] Started systemd-ask-passwo… Requests to Wall Directory Watch.


  914 17:34:10.918588  <30>[   22.952587] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc).

  915 17:34:10.919090  <30>[   22.974458] systemd[1]: Expecting device dev-ttymxc1.device - /dev/ttymxc1...

  916 17:34:10.919425           Expecting device dev-ttymxc1.device - /dev/ttymxc1...


  917 17:34:10.959703  <30>[   23.011212] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.

  918 17:34:10.960164  [  OK  ] Reached target cryptsetup.…get - Local Encrypted Volumes.


  919 17:34:11.003239  <30>[   23.052047] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.

  920 17:34:11.003729  [  OK  ] Reached target integrityse…Local Integrity Protected Volumes.


  921 17:34:11.046395  <30>[   23.102187] systemd[1]: Reached target paths.target - Path Units.

  922 17:34:11.046886  [  OK  ] Reached target paths.target - Path Units.


  923 17:34:11.088432  <30>[   23.141852] systemd[1]: Reached target remote-fs.target - Remote File Systems.

  924 17:34:11.088895  [  OK  ] Reached target remote-fs.target - Remote File Systems.


  925 17:34:11.138203  <30>[   23.191716] systemd[1]: Reached target slices.target - Slice Units.

  926 17:34:11.138668  [  OK  ] Reached target slices.target - Slice Units.


  927 17:34:11.177613  <30>[   23.231997] systemd[1]: Reached target swap.target - Swaps.

  928 17:34:11.177694  [  OK  ] Reached target swap.target - Swaps.


  929 17:34:11.223360  <30>[   23.272049] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.

  930 17:34:11.223835  [  OK  ] Reached target veritysetup… - Local Verity Protected Volumes.


  931 17:34:11.276200  <30>[   23.325387] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.

  932 17:34:11.276704  [  OK  ] Listening on systemd-initc… initctl Compatibility Named Pipe.


  933 17:34:11.390820  <30>[   23.425293] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit).

  934 17:34:11.391334  <30>[   23.445800] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).

  935 17:34:11.391620  [  OK  ] Listening on systemd-journ…t - Journal Socket (/dev/log).


  936 17:34:11.441033  <30>[   23.497901] systemd[1]: Listening on systemd-journald.socket - Journal Socket.

  937 17:34:11.441533  [  OK  ] Listening on systemd-journald.socket - Journal Socket.


  938 17:34:11.500830  <30>[   23.547879] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.

  939 17:34:11.501338  [  OK  ] Listening on systemd-netwo… - Network Service Netlink Socket.


  940 17:34:11.551822  <30>[   23.603691] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.

  941 17:34:11.552326  [  OK  ] Listening on systemd-udevd….socket - udev Control Socket.


  942 17:34:11.592746  <30>[   23.643688] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.

  943 17:34:11.593249  [  OK  ] Listening on systemd-udevd…l.socket - udev Kernel Socket.


  944 17:34:11.644654  <30>[   23.684786] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages).

  945 17:34:11.645159  <30>[   23.703033] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue).

  946 17:34:11.672735  <30>[   23.728055] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...

  947 17:34:11.673241           Mounting sys-kernel-debug.… - Kernel Debug File System...


  948 17:34:11.726246  <30>[   23.782867] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...

  949 17:34:11.726685           Mounting sys-kernel-tracin… - Kernel Trace File System...


  950 17:34:11.782459  <30>[   23.834307] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...

  951 17:34:11.782951           Starting kmod-static-nodes…ate List of Static Device Nodes...


  952 17:34:11.843399  <30>[   23.895668] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...

  953 17:34:11.843906           Starting modprobe@configfs…m - Load Kernel Module configfs...


  954 17:34:11.907308  <30>[   23.964097] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...

  955 17:34:11.907780           Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...


  956 17:34:11.977132  <30>[   24.033910] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...

  957 17:34:11.977563           Starting modprobe@drm.service - Load Kernel Module drm...


  958 17:34:12.037698  <30>[   24.091792] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...

  959 17:34:12.037870           Starting modprobe@efi_psto…- Load Kernel Module efi_pstore...


  960 17:34:12.098708  <30>[   24.152139] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...

  961 17:34:12.099190           Starting modprobe@fuse.ser…e - Load Kernel Module fuse...


  962 17:34:12.163584  <30>[   24.215445] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...

  963 17:34:12.164030  <6>[   24.224326] fuse: init (API version 7.32)

  964 17:34:12.164285           Starting modprobe@loop.ser…e - Load Kernel Module loop...


  965 17:34:12.228716  <30>[   24.285408] systemd[1]: Starting systemd-journald.service - Journal Service...

  966 17:34:12.229183           Starting systemd-journald.service - Journal Service...


  967 17:34:12.305098  <30>[   24.357510] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...

  968 17:34:12.305243           Starting systemd-modules-l…rvice - Load Kernel Modules...


  969 17:34:12.361928  <30>[   24.413862] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...

  970 17:34:12.362076           Starting systemd-network-g… units from Kernel command line...


  971 17:34:12.430776  <30>[   24.482878] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...

  972 17:34:12.430877           Starting systemd-remount-f…nt Root and Kernel File Systems...


  973 17:34:12.484712  <30>[   24.541639] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...

  974 17:34:12.484851           Starting systemd-udev-trig…[0m - Coldplug All udev Devices...


  975 17:34:12.583651  <30>[   24.635401] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.

  976 17:34:12.583757  [  OK  ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System.


  977 17:34:12.640441  <30>[   24.692694] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.

  978 17:34:12.640538  [  OK  ] Mounted sys-kernel-tracing…nt - Kernel Trace File System.


  979 17:34:12.695817  <30>[   24.747783] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes.

  980 17:34:12.696229  [  OK  ] Finished kmod-static-nodes…reate List of Static Device Nodes.


  981 17:34:12.786854  <30>[   24.830266] systemd[1]: modprobe@configfs.service: Deactivated successfully.

  982 17:34:12.787351  <30>[   24.840753] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs.

  983 17:34:12.787633  [  OK  ] Finished modprobe@configfs…[0m - Load Kernel Module configfs.


  984 17:34:12.844145  <30>[   24.886585] systemd[1]: modprobe@dm_mod.service: Deactivated successfully.

  985 17:34:12.844294  <30>[   24.896803] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod.

  986 17:34:12.844360  [  OK  ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod.


  987 17:34:12.895094  <30>[   24.952930] systemd[1]: Started systemd-journald.service - Journal Service.

  988 17:34:12.895203  [  OK  ] Started systemd-journald.service - Journal Service.


  989 17:34:12.954723  [  OK  ] Finished modprobe@drm.service - Load Kernel Module drm.


  990 17:34:13.008447  [  OK  ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore.


  991 17:34:13.056110  [  OK  ] Finished modprobe@fuse.service - Load Kernel Module fuse.


  992 17:34:13.109222  [  OK  ] Finished modprobe@loop.service - Load Kernel Module loop.


  993 17:34:13.151771  [  OK  ] Finished systemd-modules-l…service - Load Kernel Modules.


  994 17:34:13.191623  [  OK  ] Finished systemd-network-g…rk units from Kernel command line.


  995 17:34:13.239540  [  OK  ] Finished systemd-remount-f…ount Root and Kernel File Systems.


  996 17:34:13.297405  [  OK  ] Reached target network-pre…get - Preparation for Network.


  997 17:34:13.352265           Mounting sys-fs-fuse-conne… - FUSE Control File System...


  998 17:34:13.398580           Mounting sys-kernel-config…ernel Configuration File System...


  999 17:34:13.441702           Starting systemd-journal-f…h Journal to Persistent Storage...


 1000 17:34:13.501422           Starting systemd-random-se…ice - Load/Save Random Seed...


 1001 17:34:13.554168  <46>[   25.610592] systemd-journald[290]: Received client request to flush runtime journal.

 1002 17:34:13.554271           Starting systemd-sysctl.se…ce - Apply Kernel Variables...


 1003 17:34:13.602300           Starting systemd-sysusers.…rvice - Create System Users...


 1004 17:34:13.708264  [  OK  ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System.


 1005 17:34:13.740326  [  OK  ] Mounted sys-kernel-config.… Kernel Configuration File System.


 1006 17:34:13.781694  [  OK  ] Finished systemd-random-se…rvice - Load/Save Random Seed.


 1007 17:34:13.823670  [  OK  ] Finished systemd-sysctl.service - Apply Kernel Variables.


 1008 17:34:13.994787  [  OK  ] Finished systemd-sysusers.service - Create System Users.


 1009 17:34:14.057358           Starting systemd-tmpfiles-…ate Static Device Nodes in /dev...


 1010 17:34:14.355889  [  OK  ] Finished systemd-journal-f…ush Journal to Persistent Storage.


 1011 17:34:14.404385  [  OK  ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev.


 1012 17:34:14.441159  [  OK  ] Reached target local-fs-pr…reparation for Local File Systems.


 1013 17:34:14.488249  [  OK  ] Reached target local-fs.target - Local File Systems.


 1014 17:34:14.535597           Starting systemd-tmpfiles-… Volatile Files and Directories...


 1015 17:34:14.583111           Starting systemd-udevd.ser…ger for Device Events and Files...


 1016 17:34:15.018838  [  OK  ] Started systemd-udevd.serv…nager for Device Events and Files.


 1017 17:34:15.082613           Starting systemd-networkd.…ice - Network Configuration...


 1018 17:34:15.143449  [  OK  ] Finished systemd-tmpfiles-…te Volatile Files and Directories.


 1019 17:34:15.213552           Starting systemd-timesyncd… - Network Time Synchronization...


 1020 17:34:15.268336           Starting systemd-update-ut…rd System Boot/Shutdown in UTMP...


 1021 17:34:15.523243  [  OK  ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP.


 1022 17:34:15.767778  <5>[   27.830725] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 1023 17:34:16.002634  <5>[   28.041829] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 1024 17:34:16.003159  <5>[   28.050798] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'

 1025 17:34:16.003532  <4>[   28.062320] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 1026 17:34:16.003787  <6>[   28.071403] cfg80211: failed to load regulatory.db

 1027 17:34:16.209564  [  OK  ] Started systemd-timesyncd.…0m - Network Time Synchronization.


 1028 17:34:16.240417  [  OK  ] Reached target time-set.target - System Time Set.


 1029 17:34:16.320217  [  OK  ] Started systemd-networkd.service[0<46>[   28.356591] systemd-journald[290]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation.

 1030 17:34:16.320680  m - Network Configuration.


 1031 17:34:16.320928  <46>[   28.377767] systemd-journald[290]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating.

 1032 17:34:16.341354  [  OK  ] Reached target network.target - Network.


 1033 17:34:18.422996  [  OK  ] Found device dev-ttymxc1.device - /dev/ttymxc1.


 1034 17:34:18.923358  [  OK  ] Finished systemd-udev-trig…e - Coldplug All udev Devices.


 1035 17:34:22.193485  [  OK  ] Reached target sysinit.target - System Initialization.


 1036 17:34:22.246298  [  OK  ] Started apt-daily.timer - Daily apt download activities.


 1037 17:34:22.289996  [  OK  ] Started apt-daily-upgrade.… apt upgrade and clean activities.


 1038 17:34:22.334031  [  OK  ] Started dpkg-db-backup.tim… Daily dpkg database backup timer.


 1039 17:34:22.379926  [  OK  ] Started e2scrub_all.timer…etadata Check for All Filesystems.


 1040 17:34:22.420716  [  OK  ] Started fstrim.timer - Discard unused blocks once a week.


 1041 17:34:22.462396  [  OK  ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories.


 1042 17:34:22.510527  [  OK  ] Reached target timers.target - Timer Units.


 1043 17:34:22.563701  [  OK  ] Reached target usb-gadget.…m - Hardware activated USB gadget.


 1044 17:34:22.619329  [  OK  ] Listening on dbus.socket[…- D-Bus System Message Bus Socket.


 1045 17:34:22.651326  [  OK  ] Reached target sockets.target - Socket Units.


 1046 17:34:22.692384  [  OK  ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch.


 1047 17:34:22.732840  [  OK  ] Reached target basic.target - Basic System.


 1048 17:34:22.770830           Starting dbus.service - D-Bus System Message Bus...


 1049 17:34:22.861557           Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots...


 1050 17:34:22.964550           Starting systemd-logind.se…ice - User Login Management...


 1051 17:34:23.034471           Starting systemd-user-sess…vice - Permit User Sessions...


 1052 17:34:23.094583  [  OK  ] Started dbus.service - D-Bus System Message Bus.


 1053 17:34:23.156484  [  OK  ] Finished systemd-user-sess…ervice - Permit User Sessions.


 1054 17:34:23.218555  [  OK  ] Started getty@tty1.service - Getty on tty1.


 1055 17:34:23.262166  [  OK  ] Started serial-getty@ttymx…ice - Serial Getty on ttymxc1.


 1056 17:34:23.299990  [  OK  ] Reached target getty.target - Login Prompts.


 1057 17:34:23.321633  [  OK  ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots.


 1058 17:34:23.614033  [  OK  ] Started systemd-logind.service - User Login Management.


 1059 17:34:23.658989  [  OK  ] Reached target multi-user.target - Multi-User System.


 1060 17:34:23.695826  [  OK  ] Reached target graphical.target - Graphical Interface.


 1061 17:34:23.755670           Starting systemd-update-ut… Record Runlevel Change in UTMP...


 1062 17:34:23.925387  [  OK  ] Finished systemd-update-ut… - Record Runlevel Change in UTMP.


 1063 17:34:24.053129  


 1064 17:34:24.074025  Debian GNU/Linux 12 debian-bookworm-armhf ttymxc1

 1065 17:34:24.074337  

 1066 17:34:24.074558  debian-bookworm-armhf login: root (automatic login)

 1067 17:34:24.074752  


 1068 17:34:24.451613  Linux debian-bookworm-armhf 5.10.217-cip47 #1 SMP Fri May 17 17:09:47 UTC 2024 armv7l

 1069 17:34:24.452061  

 1070 17:34:24.452302  The programs included with the Debian GNU/Linux system are free software;

 1071 17:34:24.452523  the exact distribution terms for each program are described in the

 1072 17:34:24.452731  individual files in /usr/share/doc/*/copyright.

 1073 17:34:24.452932  

 1074 17:34:24.453127  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1075 17:34:24.453331  permitted by applicable law.

 1076 17:34:29.325096  Matched prompt #10: / #
 1078 17:34:29.326017  Setting prompt string to ['/ #']
 1079 17:34:29.326339  end: 2.4.4.1 login-action (duration 00:00:42) [common]
 1081 17:34:29.327043  end: 2.4.4 auto-login-action (duration 00:00:43) [common]
 1082 17:34:29.327394  start: 2.4.5 expect-shell-connection (timeout 00:03:20) [common]
 1083 17:34:29.327698  Setting prompt string to ['/ #']
 1084 17:34:29.327919  Forcing a shell prompt, looking for ['/ #']
 1086 17:34:29.378586  / # 

 1087 17:34:29.379173  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1088 17:34:29.379585  Waiting using forced prompt support (timeout 00:02:30)
 1089 17:34:29.388159  

 1090 17:34:29.404645  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1091 17:34:29.405203  start: 2.4.6 export-device-env (timeout 00:03:20) [common]
 1092 17:34:29.405536  Sending with 10 millisecond of delay
 1094 17:34:34.532640  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o'

 1095 17:34:34.549023  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/13869996/extract-nfsrootfs-qgqsq17o'

 1096 17:34:34.549767  Sending with 10 millisecond of delay
 1098 17:34:36.775090  / # export NFS_SERVER_IP='192.168.201.1'

 1099 17:34:36.785969  export NFS_SERVER_IP='192.168.201.1'

 1100 17:34:36.801809  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1101 17:34:36.802325  end: 2.4 uboot-commands (duration 00:01:47) [common]
 1102 17:34:36.802679  end: 2 uboot-action (duration 00:01:47) [common]
 1103 17:34:36.803009  start: 3 lava-test-retry (timeout 00:07:50) [common]
 1104 17:34:36.803358  start: 3.1 lava-test-shell (timeout 00:07:50) [common]
 1105 17:34:36.803640  Using namespace: common
 1107 17:34:36.904591  / # #

 1108 17:34:36.905127  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1109 17:34:36.913083  #

 1110 17:34:36.929491  Using /lava-13869996
 1112 17:34:37.030648  / # export SHELL=/bin/bash

 1113 17:34:37.040658  export SHELL=/bin/bash

 1115 17:34:37.158109  / # . /lava-13869996/environment

 1116 17:34:37.168846  . /lava-13869996/environment

 1118 17:34:37.313036  / # /lava-13869996/bin/lava-test-runner /lava-13869996/0

 1119 17:34:37.313551  Test shell timeout: 10s (minimum of the action and connection timeout)
 1120 17:34:37.328400  /lava-13869996/bin/lava-test-runner /lava-13869996/0

 1121 17:34:37.847819  + export TESTRUN_ID=0_timesync-off

 1122 17:34:37.848276  + TESTRUN_ID=0_timesync-off

 1123 17:34:37.848532  + cd /lava-13869996/0/tests/0_timesync-off

 1124 17:34:37.848755  ++ cat uuid

 1125 17:34:37.889757  + UUID=13869996_1.6.2.4.1

 1126 17:34:37.890209  + set +x

 1127 17:34:37.890461  <LAVA_SIGNAL_STARTRUN 0_timesync-off 13869996_1.6.2.4.1>

 1128 17:34:37.890689  + systemctl stop systemd-timesyncd

 1129 17:34:37.891163  Received signal: <STARTRUN> 0_timesync-off 13869996_1.6.2.4.1
 1130 17:34:37.891471  Starting test lava.0_timesync-off (13869996_1.6.2.4.1)
 1131 17:34:37.891768  Skipping test definition patterns.
 1132 17:34:38.049509  + set +x

 1133 17:34:38.065608  <LAVA_SIGNAL_ENDRUN 0_timesync-off 13869996_1.6.2.4.1>

 1134 17:34:38.066311  Received signal: <ENDRUN> 0_timesync-off 13869996_1.6.2.4.1
 1135 17:34:38.066644  Ending use of test pattern.
 1136 17:34:38.066880  Ending test lava.0_timesync-off (13869996_1.6.2.4.1), duration 0.18
 1138 17:34:38.262037  + export TESTRUN_ID=1_kselftest-lkdtm

 1139 17:34:38.262495  + TESTRUN_ID=1_kselftest-lkdtm

 1140 17:34:38.262760  + cd /lava-13869996/0/tests/1_kselftest-lkdtm

 1141 17:34:38.262986  ++ cat uuid

 1142 17:34:38.331012  + UUID=13869996_1.6.2.4.5

 1143 17:34:38.331500  + set +x

 1144 17:34:38.331763  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 13869996_1.6.2.4.5>

 1145 17:34:38.331986  + cd ./automated/linux/kselftest/

 1146 17:34:38.332227  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 1147 17:34:38.332703  Received signal: <STARTRUN> 1_kselftest-lkdtm 13869996_1.6.2.4.5
 1148 17:34:38.332947  Starting test lava.1_kselftest-lkdtm (13869996_1.6.2.4.5)
 1149 17:34:38.333251  Skipping test definition patterns.
 1150 17:34:38.490460  INFO: install_deps skipped

 1151 17:34:38.966415  --2024-05-17 17:25:02--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.216-cip47-111-gec7251db09977/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1152 17:34:38.966894  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 1153 17:34:39.078350  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 1154 17:34:39.205873  HTTP request sent, awaiting response... 200 OK

 1155 17:34:39.231901  Length: 1347436 (1.3M) [application/octet-stream]

 1156 17:34:39.232395  Saving to: 'kselftest_armhf.tar.gz'

 1157 17:34:39.232676  

 1158 17:34:39.232911  

 1159 17:34:39.471479  kselftest_armhf.tar   0%[                    ]       0  --.-KB/s               

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 1161 17:34:39.981919  kselftest_armhf.tar   9%[>                   ] 120.85K   235KB/s               

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 1166 17:34:41.298153  kselftest_armhf.tar  37%[======>             ] 491.82K   272KB/s               

 1167 17:34:41.549382  kselftest_armhf.tar  42%[=======>            ] 559.21K   270KB/s               

 1168 17:34:41.789026  kselftest_armhf.tar  46%[========>           ] 617.67K   266KB/s               

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 1170 17:34:42.305446  kselftest_armhf.tar  55%[==========>         ] 730.80K   257KB/s               

 1171 17:34:42.529074  kselftest_armhf.tar  60%[===========>        ] 791.60K   256KB/s    eta 2s     

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 1180 17:34:44.263210  kselftest_armhf.tar 100%[===================>]   1.28M   264KB/s    in 5.0s    

 1181 17:34:44.263278  

 1182 17:34:44.310883  2024-05-17 17:25:07 (261 KB/s) - 'kselftest_armhf.tar.gz' saved [1347436/1347436]

 1183 17:34:44.310972  

 1184 17:34:47.869961  skiplist:

 1185 17:34:47.870365  ========================================

 1186 17:34:47.870634  ========================================

 1187 17:34:48.001159  lkdtm:PANIC.sh

 1188 17:34:48.001559  lkdtm:BUG.sh

 1189 17:34:48.001780  lkdtm:WARNING.sh

 1190 17:34:48.001999  lkdtm:WARNING_MESSAGE.sh

 1191 17:34:48.002204  lkdtm:EXCEPTION.sh

 1192 17:34:48.002407  lkdtm:LOOP.sh

 1193 17:34:48.002611  lkdtm:EXHAUST_STACK.sh

 1194 17:34:48.002813  lkdtm:CORRUPT_STACK.sh

 1195 17:34:48.003012  lkdtm:CORRUPT_STACK_STRONG.sh

 1196 17:34:48.003211  lkdtm:CORRUPT_LIST_ADD.sh

 1197 17:34:48.003440  lkdtm:CORRUPT_LIST_DEL.sh

 1198 17:34:48.003644  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1199 17:34:48.003843  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1200 17:34:48.004041  lkdtm:UNSET_SMEP.sh

 1201 17:34:48.004243  lkdtm:DOUBLE_FAULT.sh

 1202 17:34:48.004421  lkdtm:CORRUPT_PAC.sh

 1203 17:34:48.004603  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1204 17:34:48.004780  lkdtm:OVERWRITE_ALLOCATION.sh

 1205 17:34:48.004959  lkdtm:WRITE_AFTER_FREE.sh

 1206 17:34:48.044152  lkdtm:READ_AFTER_FREE.sh

 1207 17:34:48.044528  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1208 17:34:48.044754  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1209 17:34:48.044951  lkdtm:SLAB_FREE_DOUBLE.sh

 1210 17:34:48.045138  lkdtm:SLAB_FREE_CROSS.sh

 1211 17:34:48.045322  lkdtm:SLAB_FREE_PAGE.sh

 1212 17:34:48.045501  lkdtm:SOFTLOCKUP.sh

 1213 17:34:48.045683  lkdtm:HARDLOCKUP.sh

 1214 17:34:48.045865  lkdtm:SPINLOCKUP.sh

 1215 17:34:48.046042  lkdtm:HUNG_TASK.sh

 1216 17:34:48.046222  lkdtm:EXEC_DATA.sh

 1217 17:34:48.046401  lkdtm:EXEC_STACK.sh

 1218 17:34:48.046585  lkdtm:EXEC_KMALLOC.sh

 1219 17:34:48.046763  lkdtm:EXEC_VMALLOC.sh

 1220 17:34:48.046943  lkdtm:EXEC_RODATA.sh

 1221 17:34:48.047122  lkdtm:EXEC_USERSPACE.sh

 1222 17:34:48.047321  lkdtm:EXEC_NULL.sh

 1223 17:34:48.047509  lkdtm:ACCESS_USERSPACE.sh

 1224 17:34:48.047691  lkdtm:ACCESS_NULL.sh

 1225 17:34:48.047870  lkdtm:WRITE_RO.sh

 1226 17:34:48.048048  lkdtm:WRITE_RO_AFTER_INIT.sh

 1227 17:34:48.087295  lkdtm:WRITE_KERN.sh

 1228 17:34:48.087748  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1229 17:34:48.087997  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1230 17:34:48.088210  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1231 17:34:48.088414  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1232 17:34:48.088613  lkdtm:REFCOUNT_DEC_ZERO.sh

 1233 17:34:48.088811  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1234 17:34:48.089008  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1235 17:34:48.089205  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1236 17:34:48.089399  lkdtm:REFCOUNT_INC_ZERO.sh

 1237 17:34:48.089596  lkdtm:REFCOUNT_ADD_ZERO.sh

 1238 17:34:48.089790  lkdtm:REFCOUNT_INC_SATURATED.sh

 1239 17:34:48.089987  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1240 17:34:48.090179  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1241 17:34:48.090377  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1242 17:34:48.130318  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1243 17:34:48.130766  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1244 17:34:48.131010  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1245 17:34:48.131221  lkdtm:REFCOUNT_TIMING.sh

 1246 17:34:48.131456  lkdtm:ATOMIC_TIMING.sh

 1247 17:34:48.131661  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1248 17:34:48.131861  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1249 17:34:48.132060  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1250 17:34:48.132257  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1251 17:34:48.132451  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1252 17:34:48.132647  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1253 17:34:48.132840  lkdtm:USERCOPY_STACK_BEYOND.sh

 1254 17:34:48.133035  lkdtm:USERCOPY_KERNEL.sh

 1255 17:34:48.133227  lkdtm:STACKLEAK_ERASING.sh

 1256 17:34:48.173561  lkdtm:CFI_FORWARD_PROTO.sh

 1257 17:34:48.174011  ============== Tests to run ===============

 1258 17:34:48.174299  lkdtm:PANIC.sh

 1259 17:34:48.174531  lkdtm:BUG.sh

 1260 17:34:48.174755  lkdtm:WARNING.sh

 1261 17:34:48.174977  lkdtm:WARNING_MESSAGE.sh

 1262 17:34:48.175185  lkdtm:EXCEPTION.sh

 1263 17:34:48.175423  lkdtm:LOOP.sh

 1264 17:34:48.175631  lkdtm:EXHAUST_STACK.sh

 1265 17:34:48.175833  lkdtm:CORRUPT_STACK.sh

 1266 17:34:48.176029  lkdtm:CORRUPT_STACK_STRONG.sh

 1267 17:34:48.176230  lkdtm:CORRUPT_LIST_ADD.sh

 1268 17:34:48.176430  lkdtm:CORRUPT_LIST_DEL.sh

 1269 17:34:48.176628  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1270 17:34:48.176826  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1271 17:34:48.177024  lkdtm:UNSET_SMEP.sh

 1272 17:34:48.177221  lkdtm:DOUBLE_FAULT.sh

 1273 17:34:48.177422  lkdtm:CORRUPT_PAC.sh

 1274 17:34:48.177618  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1275 17:34:48.177818  lkdtm:OVERWRITE_ALLOCATION.sh

 1276 17:34:48.216583  lkdtm:WRITE_AFTER_FREE.sh

 1277 17:34:48.217071  lkdtm:READ_AFTER_FREE.sh

 1278 17:34:48.217345  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1279 17:34:48.217581  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1280 17:34:48.217805  lkdtm:SLAB_FREE_DOUBLE.sh

 1281 17:34:48.218026  lkdtm:SLAB_FREE_CROSS.sh

 1282 17:34:48.218244  lkdtm:SLAB_FREE_PAGE.sh

 1283 17:34:48.218466  lkdtm:SOFTLOCKUP.sh

 1284 17:34:48.218685  lkdtm:HARDLOCKUP.sh

 1285 17:34:48.218899  lkdtm:SPINLOCKUP.sh

 1286 17:34:48.219117  lkdtm:HUNG_TASK.sh

 1287 17:34:48.219370  lkdtm:EXEC_DATA.sh

 1288 17:34:48.219596  lkdtm:EXEC_STACK.sh

 1289 17:34:48.219813  lkdtm:EXEC_KMALLOC.sh

 1290 17:34:48.220025  lkdtm:EXEC_VMALLOC.sh

 1291 17:34:48.220235  lkdtm:EXEC_RODATA.sh

 1292 17:34:48.220449  lkdtm:EXEC_USERSPACE.sh

 1293 17:34:48.220668  lkdtm:EXEC_NULL.sh

 1294 17:34:48.220882  lkdtm:ACCESS_USERSPACE.sh

 1295 17:34:48.221096  lkdtm:ACCESS_NULL.sh

 1296 17:34:48.259724  lkdtm:WRITE_RO.sh

 1297 17:34:48.260207  lkdtm:WRITE_RO_AFTER_INIT.sh

 1298 17:34:48.260485  lkdtm:WRITE_KERN.sh

 1299 17:34:48.260719  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1300 17:34:48.260944  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1301 17:34:48.261167  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1302 17:34:48.261388  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1303 17:34:48.261601  lkdtm:REFCOUNT_DEC_ZERO.sh

 1304 17:34:48.261820  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1305 17:34:48.262036  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1306 17:34:48.262254  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1307 17:34:48.262473  lkdtm:REFCOUNT_INC_ZERO.sh

 1308 17:34:48.262688  lkdtm:REFCOUNT_ADD_ZERO.sh

 1309 17:34:48.262901  lkdtm:REFCOUNT_INC_SATURATED.sh

 1310 17:34:48.263117  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1311 17:34:48.302734  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1312 17:34:48.303218  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1313 17:34:48.303534  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1314 17:34:48.303772  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1315 17:34:48.303999  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1316 17:34:48.304222  lkdtm:REFCOUNT_TIMING.sh

 1317 17:34:48.304448  lkdtm:ATOMIC_TIMING.sh

 1318 17:34:48.304665  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1319 17:34:48.304882  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1320 17:34:48.305100  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1321 17:34:48.305318  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1322 17:34:48.305532  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1323 17:34:48.305750  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1324 17:34:48.305965  lkdtm:USERCOPY_STACK_BEYOND.sh

 1325 17:34:48.306180  lkdtm:USERCOPY_KERNEL.sh

 1326 17:34:48.323489  lkdtm:STACKLEAK_ERASING.sh

 1327 17:34:48.323934  lkdtm:CFI_FORWARD_PROTO.sh

 1328 17:34:48.324179  ===========End Tests to run ===============

 1329 17:34:48.324396  shardfile-lkdtm pass

 1330 17:34:50.336507  <12>[   62.411718] kselftest: Running tests in lkdtm

 1331 17:34:50.368548  TAP version 13

 1332 17:34:50.400579  1..70

 1333 17:34:50.448304  # selftests: lkdtm: PANIC.sh

 1334 17:34:50.943622  # Skipping PANIC: crashes entire system

 1335 17:34:50.959535  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1336 17:34:50.991445  # selftests: lkdtm: BUG.sh

 1337 17:34:51.329702  <6>[   63.371059] lkdtm: Performing direct entry BUG

 1338 17:34:51.330194  <4>[   63.376038] ------------[ cut here ]------------

 1339 17:34:51.330471  <2>[   63.380935] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1340 17:34:51.330710  <0>[   63.386448] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1341 17:34:51.372991  <4>[   63.391873] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1342 17:34:51.373497  <4>[   63.424505] CPU: 1 PID: 740 Comm: cat Not tainted 5.10.217-cip47 #1

 1343 17:34:51.373779  <4>[   63.431060] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1344 17:34:51.374023  <4>[   63.437888] PC is at lkdtm_BUG+0x14/0x18

 1345 17:34:51.374252  <4>[   63.442106] LR is at lkdtm_do_action+0x2c/0x4c

 1346 17:34:51.374474  <4>[   63.446838] pc : [<c0c5947c>]    lr : [<c0c58efc>]    psr: a0080013

 1347 17:34:51.416357  <4>[   63.453389] sp : c6cede58  ip : c6cede68  fp : c6cede64

 1348 17:34:51.416849  <4>[   63.458897] r10: 00000004  r9 : c1ad2ad4  r8 : c15ec020

 1349 17:34:51.417133  <4>[   63.464409] r7 : c6cedf60  r6 : 00000004  r5 : c6c70000  r4 : 00000001

 1350 17:34:51.417377  <4>[   63.471220] r3 : c0c59468  r2 : 30190ac1  r1 : ef7965e0  r0 : c15ec028

 1351 17:34:51.417607  <4>[   63.478035] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1352 17:34:51.417835  <4>[   63.485455] Control: 10c5387d  Table: 16e1804a  DAC: 00000051

 1353 17:34:51.418058  <0>[   63.491489] Process cat (pid: 740, stack limit = 0x75dbdb24)

 1354 17:34:51.459806  <0>[   63.497435] Stack: (0xc6cede58 to 0xc6cee000)

 1355 17:34:51.460293  <0>[   63.502082] de40:                                                       c6cede74 c6cede68

 1356 17:34:51.460576  <0>[   63.510555] de60: c0c58efc c0c59474 c6cede9c c6cede78 c0c593fc c0c58edc c0c592dc c2fcf900

 1357 17:34:51.460819  <0>[   63.519027] de80: b6daa000 00000004 c30239c0 c6cedf60 c6cedec4 c6cedea0 c07e29dc c0c592e8

 1358 17:34:51.461051  <0>[   63.527497] dea0: 00000000 c2fcf900 b6daa000 c290d000 c6cedf60 c07e2978 c6cedf5c c6cedec8

 1359 17:34:51.461278  <0>[   63.535968] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6cec000

 1360 17:34:51.503049  <0>[   63.544438] dee0: b6daa000 00020000 00000004 00000004 0001fffc c6cedee0 00000001 b6da9000

 1361 17:34:51.503579  <0>[   63.552906] df00: c68f0140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1362 17:34:51.503867  <0>[   63.561377] df20: 00000000 00000000 c13ac870 30190ac1 c206b700 c2fcf900 c2fcf900 c6cec000

 1363 17:34:51.504105  <0>[   63.569846] df40: b6daa000 00000000 00000000 00000004 c6cedf94 c6cedf60 c059c9b0 c059c304

 1364 17:34:51.504336  <0>[   63.578316] df60: 00000000 00000000 c6cedfac 30190ac1 00000004 00000004 7ff00000 00000004

 1365 17:34:51.546349  <0>[   63.586786] df80: c03002e4 c6cec000 c6cedfa4 c6cedf98 c059ca40 c059c948 00000000 c6cedfa8

 1366 17:34:51.546841  <0>[   63.595254] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6daa000 00000004 00000001

 1367 17:34:51.547126  <0>[   63.603723] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1368 17:34:51.547392  <0>[   63.612192] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616 60080030 00000001 00000000 00000000

 1369 17:34:51.547627  <0>[   63.620647] Backtrace: 

 1370 17:34:51.547853  <0>[   63.623406] [<c0c59468>] (lkdtm_BUG) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1371 17:34:51.589646  <0>[   63.631278] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1372 17:34:51.590139  <0>[   63.639590] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1373 17:34:51.590421  <0>[   63.647805]  r9:c6cedf60 r8:c30239c0 r7:00000004 r6:b6daa000 r5:c2fcf900 r4:c0c592dc

 1374 17:34:51.590665  <0>[   63.655856] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1375 17:34:51.590892  <0>[   63.663982]  r9:c07e2978 r8:c6cedf60 r7:c290d000 r6:b6daa000 r5:c2fcf900 r4:00000000

 1376 17:34:51.633107  <0>[   63.672024] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1377 17:34:51.633598  <0>[   63.679454]  r10:00000004 r9:00000000 r8:00000000 r7:b6daa000 r6:c6cec000 r5:c2fcf900

 1378 17:34:51.633878  <0>[   63.687565]  r4:c2fcf900

 1379 17:34:51.634117  <0>[   63.690398] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1380 17:34:51.634348  <0>[   63.697827]  r9:c6cec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1381 17:34:51.634574  <0>[   63.705873] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1382 17:34:51.676379  <0>[   63.713726] Exception stack(0xc6cedfa8 to 0xc6cedff0)

 1383 17:34:51.676868  <0>[   63.719070] dfa0:                   00000004 00000004 00000001 b6daa000 00000004 00000001

 1384 17:34:51.677144  <0>[   63.727540] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1385 17:34:51.677382  <0>[   63.736003] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616

 1386 17:34:51.677612  <0>[   63.741350] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1387 17:34:51.677838  <4>[   63.747741] ---[ end trace 6c61b7a51df8f45f ]---

 1388 17:34:51.678059  <3>[   63.752647] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1389 17:34:51.719879  <3>[   63.761807] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 740, name: cat

 1390 17:34:51.720371  <4>[   63.769744] INFO: lockdep is turned off.

 1391 17:34:51.720650  <4>[   63.773948] irq event stamp: 1646

 1392 17:34:51.720890  <4>[   63.777569] hardirqs last  enabled at (1645): [<c03d6ab0>] console_unlock+0x4b0/0x6c0

 1393 17:34:51.721125  <4>[   63.785693] hardirqs last disabled at (1646): [<c0300c60>] __und_svc+0x60/0x6c

 1394 17:34:51.721355  <4>[   63.793210] softirqs last  enabled at (1592): [<c030219c>] __do_softirq+0x36c/0x5a0

 1395 17:34:51.763441  <4>[   63.801160] softirqs last disabled at (1577): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0

 1396 17:34:51.763932  <4>[   63.809284] CPU: 1 PID: 740 Comm: cat Tainted: G      D           5.10.217-cip47 #1

 1397 17:34:51.764229  <4>[   63.817222] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1398 17:34:51.764473  <4>[   63.824031] Backtrace: 

 1399 17:34:51.764700  <4>[   63.826801] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 1400 17:34:51.764927  <4>[   63.834664]  r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ced8

 1401 17:34:51.765149  <4>[   63.840626] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 1402 17:34:51.806593  <4>[   63.848246] [<c1390ba4>] (dump_stack) from [<c038fdc4>] (___might_sleep+0x188/0x2e0)

 1403 17:34:51.807090  <4>[   63.856284]  r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19cebc8 r4:c6cec000

 1404 17:34:51.807400  <4>[   63.864325] [<c038fc3c>] (___might_sleep) from [<c038ff8c>] (__might_sleep+0x70/0xb0)

 1405 17:34:51.807646  <4>[   63.872443]  r6:00000000 r5:00000031 r4:c19cebc8

 1406 17:34:51.807873  <4>[   63.877368] [<c038ff1c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1407 17:34:51.808096  <4>[   63.885400]  r6:00000001 r5:c6cec000 r4:c599b600

 1408 17:34:51.850019  <4>[   63.890327] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1409 17:34:51.850512  <4>[   63.897927]  r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c599b600

 1410 17:34:51.850797  <4>[   63.904927] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1411 17:34:51.851036  <4>[   63.912519]  r7:c1e1c88c

 1412 17:34:51.851286  <4>[   63.915353] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1413 17:34:51.851523  <4>[   63.922782] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1414 17:34:51.893343  <4>[   63.930125]  r10:00000004 r9:c6cec000 r8:c15ec020 r7:00000000 r6:c6ceddc8 r5:c0c5947c

 1415 17:34:51.893831  <4>[   63.938236]  r4:e7f001f2

 1416 17:34:51.894108  <4>[   63.941065] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1417 17:34:51.894351  <4>[   63.949265] Exception stack(0xc6ceddc8 to 0xc6cede10)

 1418 17:34:51.894585  <4>[   63.954607] ddc0:                   c15ec028 ef7965e0 30190ac1 c0c59468 00000001 c6c70000

 1419 17:34:51.894813  <4>[   63.963079] dde0: 00000004 c6cedf60 c15ec020 c1ad2ad4 00000004 c6cede64 c6cede68 c6cede58

 1420 17:34:51.895039  <4>[   63.971543] de00: c0c58efc c0c5947c a0080013 ffffffff

 1421 17:34:51.936905  <4>[   63.976883]  r7:c6ceddfc r6:ffffffff r5:a0080013 r4:c0c59480

 1422 17:34:51.937390  <4>[   63.982839] [<c0c59468>] (lkdtm_BUG) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1423 17:34:51.937699  <4>[   63.990703] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1424 17:34:51.937956  <4>[   63.999008] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1425 17:34:51.938184  <4>[   64.007221]  r9:c6cedf60 r8:c30239c0 r7:00000004 r6:b6daa000 r5:c2fcf900 r4:c0c592dc

 1426 17:34:51.979983  <4>[   64.015267] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1427 17:34:51.980473  <4>[   64.023392]  r9:c07e2978 r8:c6cedf60 r7:c290d000 r6:b6daa000 r5:c2fcf900 r4:00000000

 1428 17:34:51.980761  <4>[   64.031432] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1429 17:34:51.981004  <4>[   64.038862]  r10:00000004 r9:00000000 r8:00000000 r7:b6daa000 r6:c6cec000 r5:c2fcf900

 1430 17:34:51.981236  <4>[   64.046974]  r4:c2fcf900

 1431 17:34:51.981462  <4>[   64.049804] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1432 17:34:51.981692  <4>[   64.057232]  r9:c6cec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1433 17:34:52.027957  <4>[   64.065270] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1434 17:34:52.028407  <4>[   64.073122] Exception stack(0xc6cedfa8 to 0xc6cedff0)

 1435 17:34:52.028658  <4>[   64.078463] dfa0:                   00000004 00000004 00000001 b6daa000 00000004 00000001

 1436 17:34:52.028878  <4>[   64.086933] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1437 17:34:52.029087  <4>[   64.095396] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616

 1438 17:34:52.029291  # Segmentation fault

 1439 17:34:52.128929  # [   63.371059] lkdtm: Performing direct entry BUG

 1440 17:34:52.129088  # [   63.376038] ------------[ cut here ]------------

 1441 17:34:52.129152  # [   63.380935] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1442 17:34:52.129209  # [   63.386448] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1443 17:34:52.171830  # [   63.391873] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1444 17:34:52.171911  # [   63.424505] CPU: 1 PID: 740 Comm: cat Not tainted 5.10.217-cip47 #1

 1445 17:34:52.171967  # [   63.431060] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1446 17:34:52.172016  # [   63.437888] PC is at lkdtm_BUG+0x14/0x18

 1447 17:34:52.172062  # [   63.442106] LR is at lkdtm_do_action+0x2c/0x4c

 1448 17:34:52.172108  # [   63.446838] pc : [<c0c5947c>]    lr : [<c0c58efc>]    psr: a0080013

 1449 17:34:52.172158  # [   63.453389] sp : c6cede58  ip : c6cede68  fp : c6cede64

 1450 17:34:52.215388  # [   63.458897] r10: 00000004  r9 : c1ad2ad4  r8 : c15ec020

 1451 17:34:52.215838  # [   63.464409] r7 : c6cedf60  r6 : 00000004  r5 : c6c70000  r4 : 00000001

 1452 17:34:52.216087  # [   63.471220] r3 : c0c59468  r2 : 30190ac1  r1 : ef7965e0  r0 : c15ec028

 1453 17:34:52.216309  # [   63.478035] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1454 17:34:52.216519  # [   63.485455] Control: 10c5387d  Table: 16e1804a  DAC: 00000051

 1455 17:34:52.216725  # [   63.491489] Process cat (pid: 740, stack limit = 0x75dbdb24)

 1456 17:34:52.216927  # [   63.497435] Stack: (0xc6cede58 to 0xc6cee000)

 1457 17:34:52.258529  # [   63.502082] de40:                                                       c6cede74 c6cede68

 1458 17:34:52.259050  # [   63.510555] de60: c0c58efc c0c59474 c6cede9c c6cede78 c0c593fc c0c58edc c0c592dc c2fcf900

 1459 17:34:52.259365  # [   63.519027] de80: b6daa000 00000004 c30239c0 c6cedf60 c6cedec4 c6cedea0 c07e29dc c0c592e8

 1460 17:34:52.259611  # [   63.527497] dea0: 00000000 c2fcf900 b6daa000 c290d000 c6cedf60 c07e2978 c6cedf5c c6cedec8

 1461 17:34:52.259845  # [   63.535968] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6cec000

 1462 17:34:52.301466  # [   63.544438] dee0: b6daa000 00020000 00000004 00000004 0001fffc c6cedee0 00000001 b6da9000

 1463 17:34:52.301918  # [   63.552906] df00: c68f0140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1464 17:34:52.302167  # [   63.561377] df20: 00000000 00000000 c13ac870 30190ac1 c206b700 c2fcf900 c2fcf900 c6cec000

 1465 17:34:52.302385  # [   63.569846] df40: b6daa000 00000000 00000000 00000004 c6cedf94 c6cedf60 c059c9b0 c059c304

 1466 17:34:52.302591  # [   63.578316] df60: 00000000 00000000 c6cedfac 30190ac1 00000004 00000004 7ff00000 00000004

 1467 17:34:52.344147  # [   63.586786] df80: c03002e4 c6cec000 c6cedfa4 c6cedf98 c059ca40 c059c948 00000000 c6cedfa8

 1468 17:34:52.344298  # [   63.595254] dfa0: c03000c0 c059ca34 00000004 00000004 00000001 b6daa000 00000004 00000001

 1469 17:34:52.344353  # [   63.603723] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1470 17:34:52.344401  # [   63.612192] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616 60080030 00000001 00000000 00000000

 1471 17:34:52.344456  # [   63.620647] Backtrace: 

 1472 17:34:52.344507  # [   63.623406] [<c0c59468>] (lkdtm_BUG) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1473 17:34:52.387765  # [   63.631278] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1474 17:34:52.388242  # [   63.639590] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1475 17:34:52.388500  # [   63.647805]  r9:c6cedf60 r8:c30239c0 r7:00000004 r6:b6daa000 r5:c2fcf900 r4:c0c592dc

 1476 17:34:52.388719  # [   63.655856] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1477 17:34:52.388926  # [   63.663982]  r9:c07e2978 r8:c6cedf60 r7:c290d000 r6:b6daa000 r5:c2fcf900 r4:00000000

 1478 17:34:52.430645  # [   63.672024] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1479 17:34:52.431100  # [   63.679454]  r10:00000004 r9:00000000 r8:00000000 r7:b6daa000 r6:c6cec000 r5:c2fcf900

 1480 17:34:52.431385  # [   63.687565]  r4:c2fcf900

 1481 17:34:52.431611  # [   63.690398] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1482 17:34:52.431823  # [   63.697827]  r9:c6cec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1483 17:34:52.432028  # [   63.705873] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1484 17:34:52.432231  # [   63.713726] Exception stack(0xc6cedfa8 to 0xc6cedff0)

 1485 17:34:52.473787  # [   63.719070] dfa0:                   00000004 00000004 00000001 b6daa000 00000004 00000001

 1486 17:34:52.474418  # [   63.727540] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1487 17:34:52.474774  # [   63.736003] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616

 1488 17:34:52.475029  # [   63.741350] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1489 17:34:52.475285  # [   63.747741] ---[ end trace 6c61b7a51df8f45f ]---

 1490 17:34:52.475522  # [   63.752647] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1491 17:34:52.516923  # [   63.761807] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 740, name: cat

 1492 17:34:52.517422  # [   63.769744] INFO: lockdep is turned off.

 1493 17:34:52.517705  # [   63.773948] irq event stamp: 1646

 1494 17:34:52.517944  <6>[   64.569096] lkdtm: Performing direct entry WARNING

 1495 17:34:52.518172  

 1496 17:34:52.518395  # [   63.777569] hardirqs last  <4>[   64.575148] ------------[ cut here ]------------

 1497 17:34:52.518624  enabled at (1645): [<c03d6ab0>] c<4>[   64.582998] WARNING: CPU: 3 PID: 812 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1498 17:34:52.518855  onsole_unlock+0x4b0/0x6c0

 1499 17:34:52.560109  # [   <4>[   64.594425] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1500 17:34:52.560615  63.785693] hardirqs last disabled<4>[   64.629393] CPU: 3 PID: 812 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1501 17:34:52.603298   at (1646): [<c0300c60>] __und_sv<4>[   64.640128] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1502 17:34:52.603792  c+0x60/0x6c

 1503 17:34:52.604074  # [   63.793210] sof<4>[   64.649779] Backtrace: 

 1504 17:34:52.604319  tirqs last  enabled at (1592): [<<4>[   64.655368] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 1505 17:34:52.604550  c030219c>] __do_softirq+0x36c/0x5<4>[   64.666048]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 1506 17:34:52.604775  a0

 1507 17:34:52.604999  # [   63.801160] softirqs las<4>[   64.674835] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 1508 17:34:52.646281  t disabled at (1577): [<c035f8fc><4>[   64.685271] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1509 17:34:52.646776  ] __irq_exit_rcu+0x178/0x1d0

 1510 17:34:52.647055  # [<4>[   64.695349]  r9:00000009 r8:c0c594c8 r7:00000053 r6:00000009 r5:c0c594c8 r4:c1ad3190

 1511 17:34:52.647330     63.809284] CPU: 1 PID: 740 Com<4>[   64.706219] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 1512 17:34:52.647571  m: cat Tainted: G      D         <4>[   64.716819]  r7:00000053 r6:c1ad3190 r5:00000000 r4:c59c8000

 1513 17:34:52.647799    5.10.217-cip47 #1

 1514 17:34:52.689243  # [   63.817<4>[   64.725608] [<c138aaa0>] (warn_slowpath_fmt) from [<c0c594c8>] (lkdtm_WARNING+0x48/0x4c)

 1515 17:34:52.689725  222] Hardware name: Freescale i.M<4>[   64.736817]  r9:c1ad2ad8 r8:c15ec020 r7:c59c9f60 r6:00000008 r5:c69e2000 r4:00000002

 1516 17:34:52.690009  X6 Quad/DualLite (Device Tree)

 1517 17:34:52.690245  #<4>[   64.747681] [<c0c59480>] (lkdtm_WARNING) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1518 17:34:52.690472   [   63.824031] Backtrace: 

 1519 17:34:52.690694  # [ <4>[   64.758722] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1520 17:34:52.732638    63.826801] [<c1389628>] (dump_b<4>[   64.769855] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1521 17:34:52.733135  acktrace) from [<c13899e8>] (show<4>[   64.780887]  r9:c59c9f60 r8:c30239c0 r7:00000008 r6:b6de3000 r5:c29c4a00 r4:c0c592dc

 1522 17:34:52.733412  _stack+0x20/0x24)

 1523 17:34:52.733650  # [   63.83466<4>[   64.791759] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1524 17:34:52.733879  4]  r7:ffffffff r6:60080093 r5:00<4>[   64.802703]  r9:c07e2978 r8:c59c9f60 r7:c290d000 r6:b6de3000 r5:c29c4a00 r4:00000000

 1525 17:34:52.734108  000000 r4:c1f1ced8

 1526 17:34:52.775606  # [   63.8406<4>[   64.813571] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1527 17:34:52.776093  26] [<c13899c8>] (show_stack) fro<4>[   64.823829]  r10:00000004 r9:00000000 r8:00000000 r7:b6de3000 r6:c59c8000 r5:c29c4a00

 1528 17:34:52.776370  m [<c1390c84>] (dump_stack+0xe0/0<4>[   64.834775]  r4:c29c4a00

 1529 17:34:52.776611  x100)

 1530 17:34:52.776844  # [   63.848246] [<c1390ba<4>[   64.840438] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1531 17:34:52.818817  4>] (dump_stack) from [<c038fdc4><4>[   64.850695]  r9:c59c8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008

 1532 17:34:52.819347  ] (___might_sleep+0x188/0x2e0)

 1533 17:34:52.819634  #<4>[   64.861566] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1534 17:34:52.819881   [   63.856284]  r9:60080093 r8:0<4>[   64.872251] Exception stack(0xc59c9fa8 to 0xc59c9ff0)

 1535 17:34:52.820116  000000b r7:c035c468 r6:00000031 r<4>[   64.880429] 9fa0:                   00000008 00000008 00000001 b6de3000 00000008 00000001

 1536 17:34:52.820352  5:c19cebc8 r4:c6cec000

 1537 17:34:52.820582  # [   63.<4>[   64.891730] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6de3000 00020000 004efe38

 1538 17:34:52.861611  864325] [<c038fc3c>] (___might_sl<4>[   64.903027] 9fe0: 00000004 beabb7e8 b6ea933b b6e22616

 1539 17:34:52.861775  eep<4>[   64.911271] irq event stamp: 0

 1540 17:34:52.861843  <4>[   64.914783] hardirqs last  enabled at (0): [<00000000>] 0x0

 1541 17:34:52.861898  <4>[   64.920661] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1542 17:34:52.861970  ) f<4>[   64.928442] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1543 17:34:52.862023  rom [<c038ff8c>] (__might_sleep+0<4>[   64.936473] softirqs last disabled at (0): [<00000000>] 0x0

 1544 17:34:52.862089  x70/0xb0)

 1545 17:34:52.905242  <4>[   64.945206] ---[ end trace 6c61b7a51df8f460 ]---

 1546 17:34:52.905719  # [   63.872443]  r6:00000000 r5:00000031 r4:c19cebc8

 1547 17:34:52.906001  # [   63.877368] [<c038ff1c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1548 17:34:52.906223  # [   63.885400]  r6:00000001 r5:c6cec000 r4:c599b600

 1549 17:34:52.906429  # [   63.890327] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1550 17:34:52.906634  # [   63.897927]  r8:0000000b r7:c1e1c88c r6:ffffe000 r5:00000000 r4:c599b600

 1551 17:34:52.906837  # [   63.904927] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1552 17:34:52.948119  # [   63.912519]  r7:c1e1c88c

 1553 17:34:52.948577  # [   63.915353] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1554 17:34:52.948830  # [   63.922782] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1555 17:34:52.949042  # [   63.930125]  r10:00000004 r9:c6cec000 r8:c15ec020 r7:00000000 r6:c6ceddc8 r5:c0c5947c

 1556 17:34:52.949244  # [   63.938236]  r4:e7f001f2

 1557 17:34:52.949446  # [   63.941065] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1558 17:34:52.949647  # [   63.949265] Exception stack(0xc6ceddc8 to 0xc6cede10)

 1559 17:34:52.991020  # [   63.954607] ddc0:                   c15ec028 ef7965e0 30190ac1 c0c59468 00000001 c6c70000

 1560 17:34:52.991543  # [   63.963079] dde0: 00000004 c6cedf60 c15ec020 c1ad2ad4 00000004 c6cede64 c6cede68 c6cede58

 1561 17:34:52.991822  # [   63.971543] de00: c0c58efc c0c5947c a0080013 ffffffff

 1562 17:34:52.992048  # [   63.976883]  r7:c6ceddfc r6:ffffffff r5:a0080013 r4:c0c59480

 1563 17:34:52.992255  # [   63.982839] [<c0c59468>] (lkdtm_BUG) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1564 17:34:52.992462  # [   63.990703] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1565 17:34:53.034035  # [   63.999008] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1566 17:34:53.034486  # [   64.007221]  r9:c6cedf60 r8:c30239c0 r7:00000004 r6:b6daa000 r5:c2fcf900 r4:c0c592dc

 1567 17:34:53.034738  # [   64.015267] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1568 17:34:53.034954  # [   64.023392]  r9:c07e2978 r8:c6cedf60 r7:c290d000 r6:b6daa000 r5:c2fcf900 r4:00000000

 1569 17:34:53.035159  # [   64.031432] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1570 17:34:53.077146  # [   64.038862]  r10:00000004 r9:00000000 r8:00000000 r7:b6daa000 r6:c6cec000 r5:c2fcf900

 1571 17:34:53.077576  # [   64.046974]  r4:c2fcf900

 1572 17:34:53.077824  # [   64.049804] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1573 17:34:53.078042  # [   64.057232]  r9:c6cec000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1574 17:34:53.078257  # [   64.065270] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1575 17:34:53.078460  # [   64.073122] Exception stack(0xc6cedfa8 to 0xc6cedff0)

 1576 17:34:53.078662  # [   64.078463] dfa0:                   00000004 00000004 00000001 b6daa000 00000004 00000001

 1577 17:34:53.120327  # [   64.086933] dfc0: 00000004 00000004 7ff00000 00000004 00000001 b6daa000 00020000 0045fe38

 1578 17:34:53.120777  # [   64.095396] dfe0: 00000004 beb2d7e8 b6e7033b b6de9616

 1579 17:34:53.121025  # BUG: saw 'kernel BUG at': ok

 1580 17:34:53.121244  ok 2 selftests: lkdtm: BUG.sh

 1581 17:34:53.121453  # selftests: lkdtm: WARNING.sh

 1582 17:34:53.121660  # [   64.569096] lkdtm: Performing direct entry WARNING

 1583 17:34:53.121869  # [   64.575148] ------------[ cut here ]------------

 1584 17:34:53.122075  # [   64.582998] WARNING: CPU: 3 PID: 812 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1585 17:34:53.163530  # [   64.594425] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1586 17:34:53.163999  # [   64.629393] CPU: 3 PID: 812 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1587 17:34:53.164262  # [   64.640128] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1588 17:34:53.206297  # [   64.649779] Backtrace: 

 1589 17:34:53.206750  # [   64.655368] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 1590 17:34:53.207005  # [   64.666048]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 1591 17:34:53.207225  # [   64.674835] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 1592 17:34:53.207466  # [   64.685271] [<c1390ba4>] <6>[   65.273514] lkdtm: Performing direct entry WARNING_MESSAGE

 1593 17:34:53.207675  (dump_stack) from [<c03567c8>] (_<4>[   65.279834] ------------[ cut here ]------------

 1594 17:34:53.207879  _warn+0x98/0x14c)

 1595 17:34:53.249607  # [   64.69534<4>[   65.287678] WARNING: CPU: 3 PID: 848 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1596 17:34:53.250065  9]  r9:00000009 r8:c0c594c8 r7:00<4>[   65.299989] Warning message trigger count: 2

 1597 17:34:53.292727  000053 r6:00000009 r5:c0c594c8 r4<4>[   65.307331] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1598 17:34:53.293246  :c1ad3190

 1599 17:34:53.293529  # [   64.706219] [<c03<4>[   65.342281] CPU: 3 PID: 848 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1600 17:34:53.293781  56730>] (__warn) from [<c138ab28><4>[   65.353022] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1601 17:34:53.294021  ] (warn_slowpath_fmt+0x8c/0xa8)

 1602 17:34:53.294244  <4>[   65.362673] Backtrace: 

 1603 17:34:53.335791  # [   64.716819]  r7:00000053 r6:<4>[   65.368265] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 1604 17:34:53.336271  c1ad3190 r5:00000000 r4:c59c8000

 1605 17:34:53.336539  <4>[   65.378945]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 1606 17:34:53.336777  

 1607 17:34:53.337005  # [   64.725608] [<c138aaa0>] (w<4>[   65.387730] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 1608 17:34:53.337234  arn_slowpath_fmt) from [<c0c594c8<4>[   65.398165] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1609 17:34:53.337460  >] (lkdtm_WARNING+0x48/0x4c)

 1610 17:34:53.337680  # [<4>[   65.408244]  r9:00000009 r8:c0c59518 r7:00000058 r6:00000009 r5:c0c59518 r4:c1ad3190

 1611 17:34:53.378703     64.736817]  r9:c1ad2ad8 r8:c15<4>[   65.419112] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 1612 17:34:53.379192  ec020 r7:c59c9f60 r6:00000008 r5:<4>[   65.429714]  r7:00000058 r6:c1ad3190 r5:c1ad31ac r4:c694c000

 1613 17:34:53.379498  c69e2000 r4:00000002

 1614 17:34:53.379740  # [   64.74<4>[   65.438505] [<c138aaa0>] (warn_slowpath_fmt) from [<c0c59518>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1615 17:34:53.379969  7681] [<c0c59480>] (lkdtm_WARNING<4>[   65.450406]  r9:c1ad2ae0 r8:c15ec020 r7:c694df60 r6:00000010 r5:c5943000 r4:00000003

 1616 17:34:53.422155  ) from [<c0c58efc>] (lkdtm_do_act<4>[   65.461275] [<c0c594cc>] (lkdtm_WARNING_MESSAGE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1617 17:34:53.422645  ion+0x2c/0x4c)

 1618 17:34:53.422917  # [   64.758722] <4>[   65.473010] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1619 17:34:53.423161  [<c0c58ed0>] (lkdtm_do_action) fr<4>[   65.484141] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1620 17:34:53.423418  om [<c0c593fc>] (direct_entry+0x1<4>[   65.495174]  r9:c694df60 r8:c30239c0 r7:00000010 r6:b6dc9000 r5:c6a71a40 r4:c0c592dc

 1621 17:34:53.423653  20/0x18c)

 1622 17:34:53.465337  # [   64.769855] [<c0c<4>[   65.506047] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1623 17:34:53.465832  592dc>] (direct_entry) from [<c07<4>[   65.516992]  r9:c07e2978 r8:c694df60 r7:c290d000 r6:b6dc9000 r5:c6a71a40 r4:00000000

 1624 17:34:53.466125  e29dc>] (full_proxy_write+0x64/0x<4>[   65.527859] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1625 17:34:53.466360  94)

 1626 17:34:53.466595  # [   64.780887]  r9:c59c9f6<4>[   65.538117]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c694c000 r5:c6a71a40

 1627 17:34:53.508532  0 r8:c30239c0 r7:00000008 r6:b6de<4>[   65.549065]  r4:c6a71a40

 1628 17:34:53.509027  3000 r5:c29c4a00 r4:c0c592dc

 1629 17:34:53.509312  # [<4>[   65.554729] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1630 17:34:53.509555     64.791759] [<c07e2978>] (full_<4>[   65.564987]  r9:c694c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010

 1631 17:34:53.509787  proxy_write) from [<c059c404>] (v<4>[   65.575854] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1632 17:34:53.510015  fs_write+0x10c/0x53c)

 1633 17:34:53.551415  # [   64.8<4>[   65.586543] Exception stack(0xc694dfa8 to 0xc694dff0)

 1634 17:34:53.551893  02703]  r9:c07e2978 r8:c59c9f60 r<4>[   65.594722] dfa0:                   00000010 00000010 00000001 b6dc9000 00000010 00000001

 1635 17:34:53.552180  7:c290d000 r6:b6de3000 r5:c29c4a0<4>[   65.606023] dfc0: 00000010 00000010 7ff00000 00000004 00000001 b6dc9000 00020000 0043fe38

 1636 17:34:53.552432  0 r4:00000000

 1637 17:34:53.552668  # [   64.813571] [<4>[   65.617320] dfe0: 00000004 becfe7e8 b6e8f33b b6e08616

 1638 17:34:53.552898  <c059c2f8>] (vfs_write) from [<c0<4>[   65.625545] irq event stamp: 0

 1639 17:34:53.553124  59c9b0>] (ksys_write+0x74/0xec)

 1640 17:34:53.594780  <4>[   65.631699] hardirqs last  enabled at (0): [<00000000>] 0x0

 1641 17:34:53.595240  # [   64.823829]  r10:00000004 r9<4>[   65.640386] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1642 17:34:53.595531  :00000000 r8:00000000 r7:b6de3000<4>[   65.651018] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1643 17:34:53.595756   r6:c59c8000 r5:c29c4a00

 1644 17:34:53.595964  # [   6<4>[   65.661621] softirqs last disabled at (0): [<00000000>] 0x0

 1645 17:34:53.596168  4.834775]  r4:c29c4a00

 1646 17:34:53.596376  # [   64.<4>[   65.670281] ---[ end trace 6c61b7a51df8f461 ]---

 1647 17:34:53.637584  840438] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1648 17:34:53.638039  # [   64.850695]  r9:c59c8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008

 1649 17:34:53.638297  # [   64.861566] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1650 17:34:53.638518  # [   64.872251] Exception stack(0xc59c9fa8 to 0xc59c9ff0)

 1651 17:34:53.638728  # [   64.880429] 9fa0:                   00000008 00000008 00000001 b6de3000 00000008 00000001

 1652 17:34:53.638935  # [   64.891730] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6de3000 00020000 004efe38

 1653 17:34:53.680802  # [   64.903027] 9fe0: 00000004 beabb7e8 b6ea933b b6e22616

 1654 17:34:53.681298  # [   64.911271] irq event stamp: 0

 1655 17:34:53.681572  # [   64.914783] hardirqs last  enabled at (0): [<00000000>] 0x0

 1656 17:34:53.681812  # [   64.920661] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1657 17:34:53.682044  # [   64.928442] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1658 17:34:53.682273  # [   64.936473] softirqs last disabled at (0): [<00000000>] 0x0

 1659 17:34:53.682499  # [   64.945206] ---[ end trace 6c61b7a51df8f460 ]---

 1660 17:34:53.682725  # WARNING: saw 'WARNING:': ok

 1661 17:34:53.723631  ok 3 selftests: lkdtm: WARNING.sh

 1662 17:34:53.724077  # selftests: lkdtm: WARNING_MESSAGE.sh

 1663 17:34:53.724326  # [   65.273514] lkdtm: Performing direct entry WARNING_MESSAGE

 1664 17:34:53.724549  # [   65.279834] ------------[ cut here ]------------

 1665 17:34:53.724756  # [   65.287678] WARNING: CPU: 3 PID: 848 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1666 17:34:53.724962  # [   65.299989] Warning message trigger count: 2

 1667 17:34:53.766688  # [   65.307331] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1668 17:34:53.767147  # [   65.342281] CPU: 3 PID: 848 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1669 17:34:53.767432  # [   65.353022] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1670 17:34:53.767657  # [   65.362673] Backtrace: 

 1671 17:34:53.767868  # [   65.368265] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 1672 17:34:53.809928  # [   65.378945]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 1673 17:34:53.810403  # [   65.387730] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 1674 17:34:53.810663  # [   65.398165] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1675 17:34:53.810883  # [   65.408244]  r9:00000009 r8:c0c59518 r7:00000058 r6:00000009 r5:c0c59518 r4:c1ad3190

 1676 17:34:53.811087  # [   65.419112] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 1677 17:34:53.811325  # [   65.429714]  r7:00000058 r6:c1ad3190 r5:c1ad31ac r4:c694c000

 1678 17:34:53.852946  # [   65.438505] [<c138aaa0>] (warn_slowpath_fmt) from [<c0c59518>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1679 17:34:53.853413  # [   65.450406]  r9:c1ad2ae0 r8:c15ec020 r7:c694df60 r6:00000010 r5:c5943000 r4:00000003

 1680 17:34:53.853686  # [   65.461275] [<c0c594cc>] (lkdtm_WARNING_MESSAGE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1681 17:34:53.853911  # [   65.473010] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1682 17:34:53.854121  # [   65.484141] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1683 17:34:53.895881  # [   65.495174]  r9:c694df60 r8:c30239c0 r7:00000010 r6:b6dc9000 r5:c6a71a40 r4:c0c592dc

 1684 17:34:53.896328  # [   65.506047] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1685 17:34:53.896577  # [   65.516992]  r9:c07e2978 r8:c694df60 r7:c290d000 r6:b6dc9000 r5:c6a71a40 r4:00000000

 1686 17:34:53.896795  # [   65.527859] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1687 17:34:53.897005  # [   65.538117]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc9000 r6:c694c000 r5:c6a71a40

 1688 17:34:53.897205  # [   65.549065]  r4:c6a71a40

 1689 17:34:53.938672  # [   65.554729] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1690 17:34:53.938824  # [   65.564987]  r9:c694c000 r8:c03002e4 r7:00000004 r6:7ff0000<6>[   65.989917] lkdtm: Performing direct entry EXCEPTION

 1691 17:34:53.938880  0 r5:00000010 r4:00000010

 1692 17:34:53.938930  # [   <1>[   65.995838] 8<--- cut here ---

 1693 17:34:53.938976  65.575854] [<c059ca28>] (sys_writ<1>[   66.001822] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1694 17:34:53.939024  e) from [<c03000c0>] (ret_fast_sy<1>[   66.013113] pgd = e06d8ef4

 1695 17:34:53.939069  scall+0x0/0x28)

 1696 17:34:53.982658  # [   65.586543]<1>[   66.018844] [00000000] *pgd=00000000

 1697 17:34:53.983115   Exception stack(0xc694dfa8 to 0x<0>[   66.025580] Internal error: Oops: 805 [#2] SMP ARM

 1698 17:34:53.983411  c694dff0)

 1699 17:34:54.025547  # [   65.594722] dfa0:<4>[   66.033446] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1700 17:34:54.026055                     <040>0[0 0 0 16.068449] CPU: 1 PID: 881 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1701 17:34:54.026339  0 00000010 0<040>0[0 0 0 16 6b.068530] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1702 17:34:54.026585  dc9000 00000010 00000001

 1703 17:34:54.026813  #< 4[>    66.087149] PC is at lkdtm_EXCEPTION+0x18/0x20

 1704 17:34:54.027039    65.606023] <d4f>c[0 :   06060.094361] LR is at lkdtm_do_action+0x2c/0x4c

 1705 17:34:54.027284  0010 00000<041>0[  7 f f6060.01000971] pc : [<c0c59538>]    lr : [<c0c58efc>]    psr: a0080013

 1706 17:34:54.068682   00000004 000<040>0[0 1   b666.d109320] sp : c6a57e58  ip : c6a57e68  fp : c6a57e64

 1707 17:34:54.069172  9000 00020<040>0[  0 0 4636f.e1316712] r10: 0000000a  r9 : c1ad2af0  r8 : c15ec020

 1708 17:34:54.069458  

 1709 17:34:54.069702  # [   65.<641>7[3 2 0 ]6 6d.f1e4019] r7 : c6a57f60  r6 : 0000000a  r5 : c6b75000  r4 : 00000004

 1710 17:34:54.069939  0: 000000<044> [b e c f6e6.71e382628] r3 : 00000000  r2 : 25d4eab0  r1 : ef7965e0  r0 : c15ec040

 1711 17:34:54.070177  b6e8f33b b6e08<641>6[

 1712 17:34:54.070397   

 1713 17:34:54.070621   #  6[6 .141153] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1714 17:34:54.111874   65.625545<]4 >i[r q   e6v6e.n1t50541] Control: 10c5387d  Table: 1680404a  DAC: 00000051

 1715 17:34:54.112367  stamp: 0

 1716 17:34:54.112639  # [   65<.06>3[1 6 9 966.158373] Process cat (pid: 881, stack limit = 0xaad44dda)

 1717 17:34:54.112886   hardirqs la<s0t> [  e n a6b6.l1e6456] Stack: (0xc6a57e58 to 0xc6a58000)

 1718 17:34:54.113120  d at (0): [<00<000>0[0 0 0 >6]6 .172899] 7e40:                                                       c6a57e74 c6a57e68

 1719 17:34:54.113346  x0

 1720 17:34:54.113568  # [   65.640<308>6[]   h a6r6.183332] 7e60: c0c58efc c0c5952c c6a57e9c c6a57e78 c0c593fc c0c58edc c0c592dc c5aae8c0

 1721 17:34:54.154844  irqs last disabl<e0d> [a t   (606.193852] 7e80: b6df2000 0000000a c30239c0 c6a57f60 c6a57ec4 c6a57ea0 c07e29dc c0c592e8

 1722 17:34:54.155368  : [<c03538f4>] co<p0y>_[ p r o6c6.204369] 7ea0: 00000000 c5aae8c0 b6df2000 c290d000 c6a57f60 c07e2978 c6a57f5c c6a57ec8

 1723 17:34:54.155654  ss+0x5f8/0x1dac

 1724 17:34:54.155894  <#0 >[[      665.214888] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c596cb64 c059c9b0 c6a56000

 1725 17:34:54.156133  .651018] softir<q0s> [l a s t6 6 225405] 7ee0: b6df2000 00020000 00000004 0000000a 0001fff6 c6a57ee0 00000001 00000805

 1726 17:34:54.197972  enabled at (0):< 0[><[c 0 3 56368235839] 7f00: c4669400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1727 17:34:54.198464  f4>] copy_proc<e0s>s[+ 0 x 56f68.246270] 7f20: 00000000 00000000 c6a56000 25d4eab0 b6df1000 c5aae8c0 c5aae8c0 c6a56000

 1728 17:34:54.198746  0x1dac

 1729 17:34:54.198996  # [   65<.06>6[1 6 2 16]6.256703] 7f40: b6df2000 00000000 00000000 00000004 c6a57f94 c6a57f60 c059c9b0 c059c304

 1730 17:34:54.199227  softirqs last dis<a0b>l[e d   a6t.267223] 7f60: 00000000 00000000 c6a57fac 25d4eab0 0000000a 0000000a 7ff00000 00000004

 1731 17:34:54.199497   (0): [<00000000><]0 >0[x 0 

 1732 17:34:54.199721   

 1733 17:34:54.241162  6#.277741] 7f80: c03002e4 c6a56000 c6a57fa4 c6a57f98 c059ca40 c059c948 00000000 c6a57fa8

 1734 17:34:54.241629   [   65.670281]< 0->-[- [   e6n6d288258] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6df2000 0000000a 00000001

 1735 17:34:54.241885   trace 6c61b7a51d<f08>f[4 6 1  6].298691] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6df2000 00020000 0049fe38

 1736 17:34:54.242103  ---

 1737 17:34:54.242319  # WARNING<_0M>E[S S A G6E6:.309209] 7fe0: 00000004 bea4f7e8 b6eb833b b6e31616 60080030 00000001 00000000 00000000

 1738 17:34:54.242528  saw 'message trig<g0e>r[' :   o6k.319636] Backtrace: 

 1739 17:34:54.242731  

 1740 17:34:54.284201  ok 4 selftests: lkdt<m0:> [W A  66.324434] [<c0c59520>] (lkdtm_EXCEPTION) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1741 17:34:54.284691  NING_MESSAGE.sh

 1742 17:34:54.284962  # s<e0l>f[t e s 66.335125] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1743 17:34:54.285207  s: lkdtm: EXCEPTION.sh

 1744 17:34:54.285435  <0>[   66.345651] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1745 17:34:54.285664  <0>[   66.355902]  r9:c6a57f60 r8:c30239c0 r7:0000000a r6:b6df2000 r5:c5aae8c0 r4:c0c592dc

 1746 17:34:54.327478  <0>[   66.363923] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1747 17:34:54.327965  <0>[   66.372022]  r9:c07e2978 r8:c6a57f60 r7:c290d000 r6:b6df2000 r5:c5aae8c0 r4:00000000

 1748 17:34:54.328250  <0>[   66.380036] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1749 17:34:54.328490  <0>[   66.387441]  r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c6a56000 r5:c5aae8c0

 1750 17:34:54.328722  <0>[   66.395536]  r4:c5aae8c0

 1751 17:34:54.328948  <0>[   66.398342] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1752 17:34:54.370735  <0>[   66.405747]  r9:c6a56000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 1753 17:34:54.371222  <0>[   66.413763] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1754 17:34:54.371538  <0>[   66.421597] Exception stack(0xc6a57fa8 to 0xc6a57ff0)

 1755 17:34:54.371782  <0>[   66.426919] 7fa0:                   0000000a 0000000a 00000001 b6df2000 0000000a 00000001

 1756 17:34:54.372014  <0>[   66.435367] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6df2000 00020000 0049fe38

 1757 17:34:54.372243  <0>[   66.443811] 7fe0: 00000004 bea4f7e8 b6eb833b b6e31616

 1758 17:34:54.372468  <0>[   66.449133] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1759 17:34:54.394158  <4>[   66.455542] ---[ end trace 6c61b7a51df8f462 ]---

 1760 17:34:54.394235  # Segmentation fault

 1761 17:34:54.489593  # [   65.989917] lkdtm: Performing direct entry EXCEPTION

 1762 17:34:54.489921  # [   65.995838] 8<--- cut here ---

 1763 17:34:54.490151  # [   66.001822] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1764 17:34:54.490347  # [   66.013113] pgd = e06d8ef4

 1765 17:34:54.490533  # [   66.018844] [00000000] *pgd=00000000

 1766 17:34:54.490719  # [   66.025580] Internal error: Oops: 805 [#2] SMP ARM

 1767 17:34:54.533087  # [   66.033446] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1768 17:34:54.533553  # [   66.068449] CPU: 1 PID: 881 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1769 17:34:54.533814  # [   66.078530] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1770 17:34:54.534036  # [   66.087149] PC is at lkdtm_EXCEPTION+0x18/0x20

 1771 17:34:54.534242  # [   66.094361] LR is at lkdtm_do_action+0x2c/0x4c

 1772 17:34:54.576139  # [   66.100971] pc : [<c0c59538>]    lr : [<c0c58efc>]    psr: a0080013

 1773 17:34:54.576593  # [   66.109320] sp : c6a57e58  ip : c6a57e68  fp : c6a57e64

 1774 17:34:54.576842  # [   66.116712] r10: 0000000a  r9 : c1ad2af0  r8 : c15ec020

 1775 17:34:54.577063  # [   66.124019] r7 : c6a57f60  r6 : 0000000a  r5 : c6b75000  r4 : 00000004

 1776 17:34:54.577271  # [   66.132628] r3 : 00000000  r2 : 25d4eab0  r1 : ef7965e0  r0 : c15ec040

 1777 17:34:54.577476  # [   66.141153] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1778 17:34:54.577678  # [   66.150541] Control: 10c5387d  Table: 1680404a  DAC: 00000051

 1779 17:34:54.619164  # [   66.158373] Process cat (pid: 881, stack limit = 0xaad44dda)

 1780 17:34:54.619641  # [   66.166456] Stack: (0xc6a57e58 to 0xc6a58000)

 1781 17:34:54.619897  # [   66.172899] 7e40:                                                       c6a57e74 c6a57e68

 1782 17:34:54.620120  # [   66.183332] 7e60: c0c58efc c0c5952c c6a57e9c c6a57e78 c0c593fc c0c58edc c0c592dc c5aae8c0

 1783 17:34:54.620327  # [   66.193852] 7e80: b6df2000 0000000a c30239c0 c6a57f60 c6a57ec4 c6a57ea0 c07e29dc c0c592e8

 1784 17:34:54.620535  # [   66.204369] 7ea0: 00000000 c5aae8c0 b6df2000 c290d000 c6a57f60 c07e2978 c6a57f5c c6a57ec8

 1785 17:34:54.662023  # [   66.214888] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c596cb64 c059c9b0 c6a56000

 1786 17:34:54.662479  # [   66.225405] 7ee0: b6df2000 00020000 00000004 0000000a 0001fff6 c6a57ee0 00000001 00000805

 1787 17:34:54.662732  # [   66.235839] 7f00: c4669400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1788 17:34:54.662948  # [   66.246270] 7f20: 00000000 00000000 c6a56000 25d4eab0 b6df1000 c5aae8c0 c5aae8c0 c6a56000

 1789 17:34:54.663157  # [   66.256703] 7f40: b6df2000 00000000 00000000 00000004 c6a57f94 c6a57f60 c059c9b0 c059c304

 1790 17:34:54.705233  # [   66.267223] 7f60: 00000000 00000000 c6a57fac 25d4eab0 0000000a 0000000a 7ff00000 00000004

 1791 17:34:54.705689  # [   66.277741] 7f80: c03002e4 c6a56000 c6a57fa4 c6a57f98 c059ca40 c059c948 00000000 c6a57fa8

 1792 17:34:54.705946  # [   66.288258] 7fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6df2000 0000000a 00000001

 1793 17:34:54.706166  # [   66.298691] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6df2000 00020000 0049fe38

 1794 17:34:54.706372  # [   66.309209] 7fe0: 00000004 bea4f7e8 b6eb833b b6e31616 60080030 00000001 00000000 00000000

 1795 17:34:54.706579  # [   66.319636] Backtrace: 

 1796 17:34:54.748196  # [   66.324434] [<c0c59520>] (lkdtm_EXCEPTION) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 1797 17:34:54.748650  # [   66.335125] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 1798 17:34:54.748903  # [   66.345651] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1799 17:34:54.749123  # [   66.355902]  r9:c6a57f60 r8:c30239c0 r7:0000000a r6:b6df2000 r5:c5aae8c0 r4:c0c592dc

 1800 17:34:54.749332  # [   66.363923] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1801 17:34:54.791138  # [   66.372022]  r9:c07e2978 r8:c6a57f60 r7:c290d000 r6:b6df2000 r5:c5aae8c0 r4:00000000

 1802 17:34:54.791623  # [   66.380036] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1803 17:34:54.791876  # [   66.387441]  r10:00000004 r9:00000000 r8:00000000 r7:b6df2000 r6:c6a56000 r5:c5aae8c0

 1804 17:34:54.792095  # [   66.395536]  r4:c5aae8c0

 1805 17:34:54.792303  # [   66.398342] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1806 17:34:54.792511  # [   66.405747]  r9:c6a56000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 1807 17:34:54.834244  # [   66.413763] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1808 17:34:54.834791  # [   66.421597] Exception stack(0xc6a57fa8 to 0xc6a57ff0)

 1809 17:34:54.835208  # [   66.426919] 7fa0:                   0000000a 0000000a 00000001 b6df2000 0000000a 00000001

 1810 17:34:54.835497  # [   66.435367] 7fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6df2000 00020000 0049fe38

 1811 17:34:54.835716  # [   66.443811] 7fe0: 00000004 bea4f7e8 b6eb833b b6e31616

 1812 17:34:54.835923  # [   66.449133] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1813 17:34:54.836132  # [   66.455542] ---[ end trace 6c61b7a51df8f462 ]---

 1814 17:34:54.865670  # EXCEPTION: missing 'call trace:': [FAIL]

 1815 17:34:54.866118  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1816 17:34:54.866373  # selftests: lkdtm: LOOP.sh

 1817 17:34:54.866593  # Skipping LOOP: Hangs the system

 1818 17:34:54.866801  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1819 17:34:54.867006  # selftests: lkdtm: EXHAUST_STACK.sh

 1820 17:34:54.938506  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1821 17:34:54.939043  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1822 17:34:54.954600  # selftests: lkdtm: CORRUPT_STACK.sh

 1823 17:34:55.122454  # Skipping CORRUPT_STACK: Crashes entire system on success

 1824 17:34:55.122946  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1825 17:34:55.138346  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1826 17:34:55.306143  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1827 17:34:55.306610  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1828 17:34:55.322200  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1829 17:34:55.533624  <6>[   67.587651] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1830 17:34:55.534075  <6>[   67.593676] lkdtm: attempting good list addition

 1831 17:34:55.534322  <6>[   67.598596] lkdtm: attempting corrupted list addition

 1832 17:34:55.534538  <3>[   67.603983] lkdtm: list_add() corruption not detected!

 1833 17:34:55.613696  # [   67.587651] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1834 17:34:55.614153  # [   67.593676] lkdtm: attempting good list addition

 1835 17:34:55.614412  # [   67.598596] lkdtm: attempting corrupted list addition

 1836 17:34:55.614628  # [   67.603983] lkdtm: list_add() corruption not detected!

 1837 17:34:55.614836  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1838 17:34:55.629570  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1839 17:34:55.645580  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1840 17:34:55.872294  <6>[   67.924456] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1841 17:34:55.872747  <6>[   67.931277] lkdtm: attempting good list removal

 1842 17:34:55.872999  <6>[   67.936082] lkdtm: attempting corrupted list removal

 1843 17:34:55.873217  <3>[   67.941605] lkdtm: list_del() corruption not detected!

 1844 17:34:55.955397  # [   67.924456] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1845 17:34:55.955905  # [   67.931277] lkdtm: attempting good list removal

 1846 17:34:55.956191  # [   67.936082] lkdtm: attempting corrupted list removal

 1847 17:34:55.956430  # [   67.941605] lkdtm: list_del() corruption not detected!

 1848 17:34:55.956659  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1849 17:34:55.970997  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1850 17:34:56.003123  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1851 17:34:56.199677  <6>[   68.253310] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1852 17:34:56.199840  <6>[   68.259858] lkdtm: attempting bad read from page below current stack

 1853 17:34:56.199903  <3>[   68.266672] lkdtm: FAIL: accessed page before stack! (byte: 6e)

 1854 17:34:56.281872  # [   68.253310] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1855 17:34:56.282345  # [   68.259858] lkdtm: attempting bad read from page below current stack

 1856 17:34:56.282614  # [   68.266672] lkdtm: FAIL: accessed page before stack! (byte: 6e)

 1857 17:34:56.282837  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1858 17:34:56.306765  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1859 17:34:56.322754  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1860 17:34:56.524493  <6>[   68.577937] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1861 17:34:56.524949  <6>[   68.584643] lkdtm: attempting bad read from page above current stack

 1862 17:34:56.525201  <3>[   68.591430] lkdtm: FAIL: accessed page after stack! (byte: 7a)

 1863 17:34:56.600492  # [   68.577937] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1864 17:34:56.600948  # [   68.584643] lkdtm: attempting bad read from page above current stack

 1865 17:34:56.601211  # [   68.591430] lkdtm: FAIL: accessed page after stack! (byte: 7a)

 1866 17:34:56.601440  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1867 17:34:56.625355  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1868 17:34:56.641472  # selftests: lkdtm: UNSET_SMEP.sh

 1869 17:34:56.848511  <6>[   68.913464] lkdtm: Performing direct entry UNSET_SMEP

 1870 17:34:56.848679  <3>[   68.918796] lkdtm: XFAIL: this test is x86_64-only

 1871 17:34:56.918887  # [   68.913464] lkdtm: Performing direct entry UNSET_SMEP

 1872 17:34:56.919368  # [   68.918796] lkdtm: XFAIL: this test is x86_64-only

 1873 17:34:56.935007  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1874 17:34:56.950783  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1875 17:34:56.982801  # selftests: lkdtm: DOUBLE_FAULT.sh

 1876 17:34:57.174355  <6>[   69.238557] lkdtm: Performing direct entry DOUBLE_FAULT

 1877 17:34:57.174808  <3>[   69.244211] lkdtm: XFAIL: this test is ia32-only

 1878 17:34:57.235386  # [   69.238557] lkdtm: Performing direct entry DOUBLE_FAULT

 1879 17:34:57.235863  # [   69.244211] lkdtm: XFAIL: this test is ia32-only

 1880 17:34:57.251491  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1881 17:34:57.267649  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1882 17:34:57.299197  # selftests: lkdtm: CORRUPT_PAC.sh

 1883 17:34:57.487517  <6>[   69.552648] lkdtm: Performing direct entry CORRUPT_PAC

 1884 17:34:57.487706  <3>[   69.558068] lkdtm: XFAIL: this test is arm64-only

 1885 17:34:57.570021  <6>[   69.611753] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1886 17:34:57.570469  <6>[   69.620338] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

 1887 17:34:57.570719  <6>[   69.629099] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

 1888 17:34:57.570937  # [   69.552648] lkdtm: Performin<6>[   69.637780] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

 1889 17:34:57.571147  g direct entry CORRUPT_PAC

 1890 17:34:57.614673  # [   69.558068] lkdtm: XFAIL: this <4>[   69.653266] panel-simple panel-lvds0: supply power not found, using dummy regulator

 1891 17:34:57.615141  test is arm64-only

 1892 17:34:57.615443  # [   69.611753] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1893 17:34:57.615668  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1894 17:34:57.615878  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1895 17:34:57.616086  <4>[   69.680719] panel-simple panel-lcd: supply power not found, using dummy regulator

 1896 17:34:57.616290  <4>[   69.688928] panel-simple panel-lcd: Specify missing connector_type

 1897 17:34:57.657668  # selftests: lkdtm: UNALIGNED_LOA<6>[   69.697969] platform ldb: deferred probe pending

 1898 17:34:57.658118  D_STORE_WRITE.sh

 1899 17:34:57.658367  <6>[   69.703326] platform panel-lvds0: deferred probe pending

 1900 17:34:57.658586  <6>[   69.710337] platform backlight-lcd: deferred probe pending

 1901 17:34:57.658792  <6>[   69.716307] platform backlight-lvds: deferred probe pending

 1902 17:34:57.658997  <6>[   69.722223] platform panel-lcd: deferred probe pending

 1903 17:34:57.834962  <6>[   69.894937] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1904 17:34:57.835114  <3>[   69.901702] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1905 17:34:57.918364  # [   69.894937] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1906 17:34:57.918827  # [   69.901702] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1907 17:34:57.934268  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1908 17:34:57.962066  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1909 17:34:57.978190  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1910 17:34:58.147985  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1911 17:34:58.148467  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1912 17:34:58.163933  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1913 17:34:58.336907  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1914 17:34:58.337416  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1915 17:34:58.352638  # selftests: lkdtm: READ_AFTER_FREE.sh

 1916 17:34:58.560462  <6>[   70.613772] lkdtm: Performing direct entry READ_AFTER_FREE

 1917 17:34:58.560938  <6>[   70.619542] lkdtm: Value in memory before free: 12345678

 1918 17:34:58.561223  <6>[   70.625395] lkdtm: Attempting bad read from freed memory

 1919 17:34:58.561442  <6>[   70.631101] lkdtm: Memory was not poisoned

 1920 17:34:58.645303  # [   70.613772] lkdtm: Performing direct entry READ_AFTER_FREE

 1921 17:34:58.645762  # [   70.619542] lkdtm: Value in memory before free: 12345678

 1922 17:34:58.646016  # [   70.625395] lkdtm: Attempting bad read from freed memory

 1923 17:34:58.646238  # [   70.631101] lkdtm: Memory was not poisoned

 1924 17:34:58.646448  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1925 17:34:58.661059  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1926 17:34:58.693202  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1927 17:34:58.865795  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1928 17:34:58.866238  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1929 17:34:58.882077  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1930 17:34:59.089465  <6>[   71.138927] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1931 17:34:59.089916  <6>[   71.145345] lkdtm: Value in memory before free: 12345678

 1932 17:34:59.090165  <6>[   71.151062] lkdtm: Attempting to read from freed memory

 1933 17:34:59.090383  <6>[   71.156565] lkdtm: Buddy page was not poisoned

 1934 17:34:59.167582  # [   71.138927] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1935 17:34:59.168040  # [   71.145345] lkdtm: Value in memory before free: 12345678

 1936 17:34:59.168301  # [   71.151062] lkdtm: Attempting to read from freed memory

 1937 17:34:59.168518  # [   71.156565] lkdtm: Buddy page was not poisoned

 1938 17:34:59.168727  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1939 17:34:59.199380  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1940 17:34:59.215565  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1941 17:34:59.424987  <6>[   71.484228] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1942 17:34:59.425437  <6>[   71.490095] lkdtm: Attempting double slab free ...

 1943 17:34:59.486676  # [   71.484228] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1944 17:34:59.487099  # [   71.490095] lkdtm: Attempting double slab free ...

 1945 17:34:59.502736  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1946 17:34:59.534992  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1947 17:34:59.550935  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1948 17:34:59.747226  <6>[   71.806932] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1949 17:34:59.747386  <6>[   71.812782] lkdtm: Attempting cross-cache slab free ...

 1950 17:34:59.813258  # [   71.806932] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1951 17:34:59.813708  # [   71.812782] lkdtm: Attempting cross-cache slab free ...

 1952 17:34:59.829595  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1953 17:34:59.845749  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1954 17:34:59.861480  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1955 17:35:00.057986  <6>[   72.120797] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1956 17:35:00.058436  <6>[   72.126480] lkdtm: Attempting non-Slab slab free ...

 1957 17:35:00.127081  # [   72.120797] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1958 17:35:00.127608  # [   72.126480] lkdtm: Attempting non-Slab slab free ...

 1959 17:35:00.143090  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1960 17:35:00.158957  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1961 17:35:00.174847  # selftests: lkdtm: SOFTLOCKUP.sh

 1962 17:35:00.334819  # Skipping SOFTLOCKUP: Hangs the system

 1963 17:35:00.350658  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1964 17:35:00.366801  # selftests: lkdtm: HARDLOCKUP.sh

 1965 17:35:00.526533  # Skipping HARDLOCKUP: Hangs the system

 1966 17:35:00.542390  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1967 17:35:00.558468  # selftests: lkdtm: SPINLOCKUP.sh

 1968 17:35:00.718015  # Skipping SPINLOCKUP: Hangs the system

 1969 17:35:00.734200  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1970 17:35:00.750312  # selftests: lkdtm: HUNG_TASK.sh

 1971 17:35:00.909908  # Skipping HUNG_TASK: Hangs the system

 1972 17:35:00.925928  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1973 17:35:00.941937  # selftests: lkdtm: EXEC_DATA.sh

 1974 17:35:01.161925  <6>[   73.202082] lkdtm: Performing direct entry EXEC_DATA

 1975 17:35:01.162418  <6>[   73.207330] lkdtm: attempting ok execution at c0c59c6c

 1976 17:35:01.162694  <6>[   73.212959] lkdtm: attempting bad execution at c2705a28

 1977 17:35:01.162933  <1>[   73.218499] 8<--- cut here ---

 1978 17:35:01.163162  <1>[   73.221827] Unable to handle kernel paging request at virtual address c2705a28

 1979 17:35:01.163413  <1>[   73.229321] pgd = dbef9793

 1980 17:35:01.163637  <1>[   73.232307] [c2705a28] *pgd=1261141e(bad)

 1981 17:35:01.163859  <0>[   73.236633] Internal error: Oops: 8000000d [#3] SMP ARM

 1982 17:35:01.205003  <4>[   73.242144] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 1983 17:35:01.205510  <4>[   73.274770] CPU: 3 PID: 1757 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 1984 17:35:01.205802  <4>[   73.282799] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1985 17:35:01.248276  <4>[   73.289628] PC is at data_area+0x0/0x40

 1986 17:35:01.248760  <4>[   73.293758] LR is at execute_location+0xa4/0xb4

 1987 17:35:01.249037  <4>[   73.298575] pc : [<c2705a28>]    lr : [<c139733c>]    psr: 60080013

 1988 17:35:01.249280  <4>[   73.305126] sp : c5a6fe38  ip : 00000027  fp : c5a6fe54

 1989 17:35:01.249509  <4>[   73.310634] r10: 0000000a  r9 : c1ad2cd4  r8 : c15ec020

 1990 17:35:01.249728  <4>[   73.316141] r7 : c5a6ff60  r6 : 00000001  r5 : c2705a28  r4 : c0c59c6c

 1991 17:35:01.249950  <4>[   73.322952] r3 : a9d460f0  r2 : a9d460f0  r1 : ef7c05e4  r0 : 0000002b

 1992 17:35:01.291749  <4>[   73.329766] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1993 17:35:01.292241  <4>[   73.337187] Control: 10c5387d  Table: 168cc04a  DAC: 00000051

 1994 17:35:01.292525  <0>[   73.343220] Process cat (pid: 1757, stack limit = 0x6b9bbb6a)

 1995 17:35:01.292763  <0>[   73.349252] Stack: (0xc5a6fe38 to 0xc5a70000)

 1996 17:35:01.292989  <0>[   73.353899] fe20:                                                       0000001f c5af3000

 1997 17:35:01.293215  <0>[   73.362373] fe40: 0000000a c5a6ff60 c5a6fe64 c5a6fe58 c13974a8 c13972a4 c5a6fe74 c5a6fe68

 1998 17:35:01.335096  <0>[   73.370843] fe60: c0c58efc c1397490 c5a6fe9c c5a6fe78 c0c593fc c0c58edc c0c592dc c5900a00

 1999 17:35:01.335617  <0>[   73.379315] fe80: b6e3b000 0000000a c30239c0 c5a6ff60 c5a6fec4 c5a6fea0 c07e29dc c0c592e8

 2000 17:35:01.335897  <0>[   73.387785] fea0: 00000000 c5900a00 b6e3b000 c290d000 c5a6ff60 c07e2978 c5a6ff5c c5a6fec8

 2001 17:35:01.336136  <0>[   73.396256] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5a6e000

 2002 17:35:01.336363  <0>[   73.404726] fee0: b6e3b000 00020000 00000004 0000000a 0001fff6 c5a6fee0 00000001 b6e3a000

 2003 17:35:01.378324  <0>[   73.413194] ff00: c6d90780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2004 17:35:01.378818  <0>[   73.421665] ff20: 00000000 00000000 c13ac870 a9d460f0 c206b700 c5900a00 c5900a00 c5a6e000

 2005 17:35:01.379101  <0>[   73.430134] ff40: b6e3b000 00000000 00000000 00000004 c5a6ff94 c5a6ff60 c059c9b0 c059c304

 2006 17:35:01.379366  <0>[   73.438625] ff60: 00000000 00000000 c5a6ffac a9d460f0 0000000a 0000000a 7ff00000 00000004

 2007 17:35:01.379601  <0>[   73.447105] ff80: c03002e4 c5a6e000 c5a6ffa4 c5a6ff98 c059ca40 c059c948 00000000 c5a6ffa8

 2008 17:35:01.421808  <0>[   73.455577] ffa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e3b000 0000000a 00000001

 2009 17:35:01.422301  <0>[   73.464049] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e3b000 00020000 0042fe38

 2010 17:35:01.422576  <0>[   73.472520] ffe0: 00000004 be9de7e8 b6f0133b b6e7a616 60080030 00000001 00000000 00000000

 2011 17:35:01.422814  <0>[   73.480978] Backtrace: 

 2012 17:35:01.423042  <0>[   73.483742] [<c1397298>] (execute_location) from [<c13974a8>] (lkdtm_EXEC_DATA+0x24/0x28)

 2013 17:35:01.423291  <0>[   73.492216]  r7:c5a6ff60 r6:0000000a r5:c5af3000 r4:0000001f

 2014 17:35:01.423525  <0>[   73.498177] [<c1397484>] (lkdtm_EXEC_DATA) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2015 17:35:01.465141  <0>[   73.506564] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2016 17:35:01.465693  <0>[   73.514878] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2017 17:35:01.466020  <0>[   73.523093]  r9:c5a6ff60 r8:c30239c0 r7:0000000a r6:b6e3b000 r5:c5900a00 r4:c0c592dc

 2018 17:35:01.466404  <0>[   73.531144] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2019 17:35:01.466662  <0>[   73.539271]  r9:c07e2978 r8:c5a6ff60 r7:c290d000 r6:b6e3b000 r5:c5900a00 r4:00000000

 2020 17:35:01.508413  <0>[   73.547313] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2021 17:35:01.508903  <0>[   73.554744]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3b000 r6:c5a6e000 r5:c5900a00

 2022 17:35:01.509186  <0>[   73.562855]  r4:c5900a00

 2023 17:35:01.509426  <0>[   73.565685] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2024 17:35:01.509657  <0>[   73.573114]  r9:c5a6e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 2025 17:35:01.509880  <0>[   73.581157] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2026 17:35:01.555613  <0>[   73.589010] Exception stack(0xc5a6ffa8 to 0xc5a6fff0)

 2027 17:35:01.555767  <0>[   73.594354] ffa0:                   0000000a 0000000a 00000001 b6e3b000 0000000a 00000001

 2028 17:35:01.555824  <0>[   73.602824] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e3b000 00020000 0042fe38

 2029 17:35:01.555873  <0>[   73.611288] ffe0: 00000004 be9de7e8 b6f0133b b6e7a616

 2030 17:35:01.555919  <0>[   73.616634] Code: 00000000 c4043900 c40439c0 c4043a80 (e1a0c00d) 

 2031 17:35:01.555965  <4>[   73.623025] ---[ end trace 6c61b7a51df8f463 ]---

 2032 17:35:01.556011  # Segmentation fault

 2033 17:35:01.681156  # [   73.202082] lkdtm: Performing direct entry EXEC_DATA

 2034 17:35:01.681284  # [   73.207330] lkdtm: attempting ok execution at c0c59c6c

 2035 17:35:01.681343  # [   73.212959] lkdtm: attempting bad execution at c2705a28

 2036 17:35:01.681391  # [   73.218499] 8<--- cut here ---

 2037 17:35:01.681437  # [   73.221827] Unable to handle kernel paging request at virtual address c2705a28

 2038 17:35:01.681481  # [   73.229321] pgd = dbef9793

 2039 17:35:01.681525  # [   73.232307] [c2705a28] *pgd=1261141e(bad)

 2040 17:35:01.681569  # [   73.236633] Internal error: Oops: 8000000d [#3] SMP ARM

 2041 17:35:01.724216  # [   73.242144] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2042 17:35:01.724307  # [   73.274770] CPU: 3 PID: 1757 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2043 17:35:01.724363  # [   73.282799] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2044 17:35:01.767723  # [   73.289628] PC is at data_area+0x0/0x40

 2045 17:35:01.768069  # [   73.293758] LR is at execute_location+0xa4/0xb4

 2046 17:35:01.768287  # [   73.298575] pc : [<c2705a28>]    lr : [<c139733c>]    psr: 60080013

 2047 17:35:01.768483  # [   73.305126] sp : c5a6fe38  ip : 00000027  fp : c5a6fe54

 2048 17:35:01.768669  # [   73.310634] r10: 0000000a  r9 : c1ad2cd4  r8 : c15ec020

 2049 17:35:01.768854  # [   73.316141] r7 : c5a6ff60  r6 : 00000001  r5 : c2705a28  r4 : c0c59c6c

 2050 17:35:01.769039  # [   73.322952] r3 : a9d460f0  r2 : a9d460f0  r1 : ef7c05e4  r0 : 0000002b

 2051 17:35:01.810762  # [   73.329766] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2052 17:35:01.811210  # [   73.337187] Control: 10c5387d  Table: 168cc04a  DAC: 00000051

 2053 17:35:01.811483  # [   73.343220] Process cat (pid: 1757, stack limit = 0x6b9bbb6a)

 2054 17:35:01.811703  # [   73.349252] Stack: (0xc5a6fe38 to 0xc5a70000)

 2055 17:35:01.811909  # [   73.353899] fe20:                                                       0000001f c5af3000

 2056 17:35:01.812113  # [   73.362373] fe40: 0000000a c5a6ff60 c5a6fe64 c5a6fe58 c13974a8 c13972a4 c5a6fe74 c5a6fe68

 2057 17:35:01.853828  # [   73.370843] fe60: c0c58efc c1397490 c5a6fe9c c5a6fe78 c0c593fc c0c58edc c0c592dc c5900a00

 2058 17:35:01.854280  # [   73.379315] fe80: b6e3b000 0000000a c30239c0 c5a6ff60 c5a6fec4 c5a6fea0 c07e29dc c0c592e8

 2059 17:35:01.854533  # [   73.387785] fea0: 00000000 c5900a00 b6e3b000 c290d000 c5a6ff60 c07e2978 c5a6ff5c c5a6fec8

 2060 17:35:01.854752  # [   73.396256] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5a6e000

 2061 17:35:01.854961  # [   73.404726] fee0: b6e3b000 00020000 00000004 0000000a 0001fff6 c5a6fee0 00000001 b6e3a000

 2062 17:35:01.855164  # [   73.413194] ff00: c6d90780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2063 17:35:01.896923  # [   73.421665] ff20: 00000000 00000000 c13ac870 a9d460f0 c206b700 c5900a00 c5900a00 c5a6e000

 2064 17:35:01.897410  # [   73.430134] ff40: b6e3b000 00000000 00000000 00000004 c5a6ff94 c5a6ff60 c059c9b0 c059c304

 2065 17:35:01.897664  # [   73.438625] ff60: 00000000 00000000 c5a6ffac a9d460f0 0000000a 0000000a 7ff00000 00000004

 2066 17:35:01.897884  # [   73.447105] ff80: c03002e4 c5a6e000 c5a6ffa4 c5a6ff98 c059ca40 c059c948 00000000 c5a6ffa8

 2067 17:35:01.898091  # [   73.455577] ffa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e3b000 0000000a 00000001

 2068 17:35:01.940138  # [   73.464049] ffc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e3b000 00020000 0042fe38

 2069 17:35:01.940598  # [   73.472520] ffe0: 00000004 be9de7e8 b6f0133b b6e7a616 60080030 00000001 00000000 00000000

 2070 17:35:01.940852  # [   73.480978] Backtrace: 

 2071 17:35:01.941070  # [   73.483742] [<c1397298>] (execute_location) from [<c13974a8>] (lkdtm_EXEC_DATA+0x24/0x28)

 2072 17:35:01.941278  # [   73.492216]  r7:c5a6ff60 r6:0000000a r5:c5af3000 r4:0000001f

 2073 17:35:01.941485  # [   73.498177] [<c1397484>] (lkdtm_EXEC_DATA) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2074 17:35:01.983231  # [   73.506564] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2075 17:35:01.983755  # [   73.514878] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2076 17:35:01.984046  # [   73.523093]  r9:c5a6ff60 r8:c3<6>[   74.040105] lkdtm: Performing direct entry EXEC_STACK

 2077 17:35:01.984289  0239c0 r7:0000000a r6:b6e3b000 r5<6>[   74.047208] lkdtm: attempting ok execution at c0c59c6c

 2078 17:35:01.984525  :c5900a00 r4:c0c592dc

 2079 17:35:01.984747  # [   73.5<6>[   74.055263] lkdtm: attempting bad execution at c5ad1e0c

 2080 17:35:02.026454  31144] [<c07e2978>] (full_proxy_w<1>[   74.063625] 8<--- cut here ---

 2081 17:35:02.026957  rite) from [<c<015>9[c 4 0 47>4].069737] Unable to handle kernel paging request at virtual address c5ad1e0c

 2082 17:35:02.027250  (vfs_write+0x<110>c[/ 0 x 5734c.)79217] pgd = 3112aefe

 2083 17:35:02.027523  

 2084 17:35:02.027751  # [   73.539271]  r9:c07e2<917>[   74.084095] [c5ad1e0c] *pgd=15a1141e(bad)

 2085 17:35:02.027980   r8:c5a6ff60 r7:c29<00>d[0 0 0  74.090974] Internal error: Oops: 8000000d [#4] SMP ARM

 2086 17:35:02.069492  6:b6e3b000 r5:c5900a00 r4:0000000<4>[   74.098628] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2087 17:35:02.070005  0

 2088 17:35:02.070291  # [   73.547313] [<c059<c42>f[   74.133634] CPU: 3 PID: 1834 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2089 17:35:02.070536  >] (vfs_write)< 4f>r[o m   [7<4c.144146] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2090 17:35:02.112703  59c9b0>] (ksys_write+0<x47>4[/ 0  74.152937] PC is at 0xc5ad1e0c

 2091 17:35:02.113198  ec)

 2092 17:35:02.113472  # [   73.554744]  r1<04:>0[0  74.158682] LR is at execute_location+0xa4/0xb4

 2093 17:35:02.113713  000004 r9:00<040>0[0 0 0  7r48.:165897] pc : [<c5ad1e0c>]    lr : [<c139733c>]    psr: 60080013

 2094 17:35:02.113953  0000000 r7:<b46>e[3 b 0 0740. 1r74333] sp : c5ad1de8  ip : c5ad1cf0  fp : c5ad1e04

 2095 17:35:02.114183  :c5a6e000 r5<:4c>5[9 0 0 a7040.

 2096 17:35:02.114404  181641] r10: 0000000b  r9 : c1ad2ce0  r8 : c15ec020

 2097 17:35:02.114633  # [   73.56285<54]> [  r 4 :7c45.189036] r7 : c5ad1f60  r6 : 00000001  r5 : c5ad1e0c  r4 : c0c59c6c

 2098 17:35:02.155882  00a00

 2099 17:35:02.156372  # [  < 47>3[. 5 6 57648.5197819] r3 : 754fde4c  r2 : 754fde4c  r1 : ef7c05e0  r0 : 0000002b

 2100 17:35:02.156652   [<c059c93c>] (<k4s>y[s _ w r7i4t206518] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2101 17:35:02.156897  e) from [<c059<c4a>4[0 > ]  7(4s.215909] Control: 10c5387d  Table: 169d004a  DAC: 00000051

 2102 17:35:02.157125  s_write+0x18/<00x>1[c ) 

 2103 17:35:02.157347   

 2104 17:35:02.157566  7#4 .[23911] Process cat (pid: 1834, stack limit = 0x1559d8f6)

 2105 17:35:02.157798     73.573114]< 0 >r[9 : c 57a46.e31826] Stack: (0xc5ad1de8 to 0xc5ad2000)

 2106 17:35:02.199074  000 r8:c03002e4 r7:000<000>0[0 4  74.238358] 1de0:                   c5ad0000 c5af3000 0000000b c5ad1f60 c5ad1e64 c5ad1e08

 2107 17:35:02.199611  r6:7ff00000 r5:00000<000>a[  r 4 74.249138] 1e00: c13974e4 c13972a4 c5ad1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2108 17:35:02.199898  0000000a

 2109 17:35:02.200152  # [   73.<508>1[1 5 7 ]4.259831] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8

 2110 17:35:02.200385   [<c059ca28>] (sys<_0w>r[i t e )74.270436] 1e40: e3a02040 e3a01d33 e5930018 754fde4c 0000000b 00000020 c5ad1e74 c5ad1e68

 2111 17:35:02.242046  from [<c03000c0>] (<r0e>t[_ f a s4.281042] 1e60: c0c58efc c13974b8 c5ad1e9c c5ad1e78 c0c593fc c0c58edc c0c592dc c6908140

 2112 17:35:02.242538  t_syscall+0x0/0x28)

 2113 17:35:02.242814  <#0 >[[     74.291650] 1e80: b6e67000 0000000b c30239c0 c5ad1f60 c5ad1ec4 c5ad1ea0 c07e29dc c0c592e8

 2114 17:35:02.243060  73.589010] Exceptio<n0 >s[t a c k4.302342] 1ea0: 00000000 c6908140 b6e67000 c290d000 c5ad1f60 c07e2978 c5ad1f5c c5ad1ec8

 2115 17:35:02.243334  (0xc5a6ffa8 to 0xc5a6<f0f>f[0 ) 

 2116 17:35:02.243566  74.312951] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5ad0000

 2117 17:35:02.243801  

 2118 17:35:02.285131  # [   73.594354]< 0f>f[a 0 :  7 .323642] 1ee0: b6e67000 00020000 00000004 0000000b 0001fff5 c5ad1ee0 00000001 b6e66000

 2119 17:35:02.285626                   0<000>0[0 0 0 a74.334162] 1f00: c6d91cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2120 17:35:02.285906  0000000a 00000001 b<60e>3[b 0 0 04.344771] 1f20: 00000000 00000000 c13ac870 754fde4c c206b700 c6908140 c6908140 c5ad0000

 2121 17:35:02.286156   0000000a 00000001

 2122 17:35:02.286380  <

 2123 17:35:02.286605  0#> [[      4.355376] 1f40: b6e67000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c059c9b0 c059c304

 2124 17:35:02.328146  73.602824] ffc0: 000<000>0[0 a   74.365984] 1f60: 00000000 00000000 c5ad1fac 754fde4c 0000000b 0000000b 7ff00000 00000004

 2125 17:35:02.328644  000000a 7ff00000 000<000>0[0 4   74.376678] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c059ca40 c059c948 00000000 c5ad1fa8

 2126 17:35:02.328928  0000001 b6e3b000 <000>0[2 0 0 070.387369] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e67000 0000000b 00000001

 2127 17:35:02.329172   0042fe38

 2128 17:35:02.329405  # [   <703>.[6 1 1 278.397890] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e67000 00020000 004dfe38

 2129 17:35:02.371483  8] ffe0: 00000004 be<90d>e[7 e 8 74.408410] 1fe0: 00000004 bef4d7e8 b6f2d33b b6ea6616 60080030 00000001 00000000 00000000

 2130 17:35:02.371977  b6f0133b b6e7a616<

 2131 17:35:02.372264  0

 2132 17:35:02.372506  >#[  [    7 .419096] Backtrace: 

 2133 17:35:02.372738  73.616634] Code: 00000000 c<400>4   74.423898] [<c1397298>] (execute_location) from [<c13974e4>] (lkdtm_EXEC_STACK+0x38/0x54)

 2134 17:35:02.372975  3900 c40439c0 c<400>4[3 a 8 07 4(434935]  r7:c5ad1f60 r6:0000000b r5:c5af3000 r4:c5ad0000

 2135 17:35:02.373207  e1a0c00d) 

 2136 17:35:02.373429  # [   73.623025] -<-0>[   74.442863] [<c13974ac>] (lkdtm_EXEC_STACK) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2137 17:35:02.414643  [ end trace 6c<601>b[7 a 5 17d4f.453979]  r4:00000020

 2138 17:35:02.415132  f463 ]---

 2139 17:35:02.415438  # EXEC_DATA:< 0m>i[s s 74.458776] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2140 17:35:02.415690  ing 'call trace:': [FAIL]

 2141 17:35:02.415922  not ok<0>[   74.469390] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2142 17:35:02.416152   30 selftests: lkdtm<:0 >E[X E C 74.480423]  r9:c5ad1f60 r8:c30239c0 r7:0000000b r6:b6e67000 r5:c6908140 r4:c0c592dc

 2143 17:35:02.416379  DATA.sh # exit=1

 2144 17:35:02.457778  # selftests:< 0>[   74.490690] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2145 17:35:02.458275  kdtm: EXEC_STACK.sh

 2146 17:35:02.458548  <

 2147 17:35:02.458791  0>[   74.501463]  r9:c07e2978 r8:c5ad1f60 r7:c290d000 r6:b6e67000 r5:c6908140 r4:00000000

 2148 17:35:02.459030  <0>[   74.511290] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2149 17:35:02.459256  <0>[   74.518699]  r10:00000004 r9:00000000 r8:00000000 r7:b6e67000 r6:c5ad0000 r5:c6908140

 2150 17:35:02.459522  <0>[   74.526797]  r4:c6908140

 2151 17:35:02.459747  <0>[   74.529605] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2152 17:35:02.501047  <0>[   74.537015]  r9:c5ad0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b

 2153 17:35:02.501537  <0>[   74.545037] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2154 17:35:02.501819  <0>[   74.552875] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0)

 2155 17:35:02.502058  <0>[   74.558200] 1fa0:                   0000000b 0000000b 00000001 b6e67000 0000000b 00000001

 2156 17:35:02.502287  <0>[   74.566651] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e67000 00020000 004dfe38

 2157 17:35:02.502514  <0>[   74.575097] 1fe0: 00000004 bef4d7e8 b6f2d33b b6ea6616

 2158 17:35:02.516643  <0>[   74.580425] Code: c5ad1e08 c13974e4 c13972a4 c5ad1e6c (e1a0c00d) 

 2159 17:35:02.517135  <4>[   74.586795] ---[ end trace 6c61b7a51df8f464 ]---

 2160 17:35:19.610480  # Segmentation fault

 2161 17:35:19.738157  # [   74.040105] lkdtm: Performing direct entry EXEC_STACK

 2162 17:35:19.738268  # [   74.047208] lkdtm: attempting ok execution at c0c59c6c

 2163 17:35:19.738323  # [   74.055263] lkdtm: attempting bad execution at c5ad1e0c

 2164 17:35:19.738372  # [   74.063625] 8<--- cut here ---

 2165 17:35:19.738419  # [   74.069737] Unable to handle kernel paging request at virtual address c5ad1e0c

 2166 17:35:19.738464  # [   74.079217] pgd = 3112aefe

 2167 17:35:19.738510  # [   74.084095] [c5ad1e0c] *pgd=15a1141e(bad)

 2168 17:35:19.738555  # [   74.090974] Internal error: Oops: 8000000d [#4] SMP ARM

 2169 17:35:19.781090  # [   74.098628] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2170 17:35:19.781175  # [   74.133634] CPU: 3 PID: 1834 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2171 17:35:19.781241  # [   74.144146] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2172 17:35:19.824841  # [   74.152937] PC is at 0xc5ad1e0c

 2173 17:35:19.825261  # [   74.158682] LR is at execute_location+0xa4/0xb4

 2174 17:35:19.825518  # [   74.165897] pc : [<c5ad1e0c>]    lr : [<c139733c>]    psr: 60080013

 2175 17:35:19.825722  # [   74.174333] sp : c5ad1de8  ip : c5ad1cf0  fp : c5ad1e04

 2176 17:35:19.825914  # [   74.181641] r10: 0000000b  r9 : c1ad2ce0  r8 : c15ec020

 2177 17:35:19.826101  # [   74.189036] r7 : c5ad1f60  r6 : 00000001  r5 : c5ad1e0c  r4 : c0c59c6c

 2178 17:35:19.826287  # [   74.197819] r3 : 754fde4c  r2 : 754fde4c  r1 : ef7c05e0  r0 : 0000002b

 2179 17:35:19.867695  # [   74.206518] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2180 17:35:19.868149  # [   74.215909] Control: 10c5387d  Table: 169d004a  DAC: 00000051

 2181 17:35:19.868406  # [   74.223911] Process cat (pid: 1834, stack limit = 0x1559d8f6)

 2182 17:35:19.868625  # [   74.231826] Stack: (0xc5ad1de8 to 0xc5ad2000)

 2183 17:35:19.868841  # [   74.238358] 1de0:                   c5ad0000 c5af3000 0000000b c5ad1f60 c5ad1e64 c5ad1e08

 2184 17:35:19.869051  # [   74.249138] 1e00: c13974e4 c13972a4 c5ad1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2185 17:35:19.910769  # [   74.259831] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8

 2186 17:35:19.911201  # [   74.270436] 1e40: e3a02040 e3a01d33 e5930018 754fde4c 0000000b 00000020 c5ad1e74 c5ad1e68

 2187 17:35:19.911522  # [   74.281042] 1e60: c0c58efc c13974b8 c5ad1e9c c5ad1e78 c0c593fc c0c58edc c0c592dc c6908140

 2188 17:35:19.911757  # [   74.291650] 1e80: b6e67000 0000000b c30239c0 c5ad1f60 c5ad1ec4 c5ad1ea0 c07e29dc c0c592e8

 2189 17:35:19.911972  # [   74.302342] 1ea0: 00000000 c6908140 b6e67000 c290d000 c5ad1f60 c07e2978 c5ad1f5c c5ad1ec8

 2190 17:35:19.912181  # [   74.312951] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5ad0000

 2191 17:35:19.953748  # [   74.323642] 1ee0: b6e67000 00020000 00000004 0000000b 0001fff5 c5ad1ee0 00000001 b6e66000

 2192 17:35:19.954203  # [   74.334162] 1f00: c6d91cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2193 17:35:19.954456  # [   74.344771] 1f20: 00000000 00000000 c13ac870 754fde4c c206b700 c6908140 c6908140 c5ad0000

 2194 17:35:19.954683  # [   74.355376] 1f40: b6e67000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c059c9b0 c059c304

 2195 17:35:19.954892  # [   74.365984] 1f60: 00000000 00000000 c5ad1fac 754fde4c 0000000b 0000000b 7ff00000 00000004

 2196 17:35:19.996959  # [   74.376678] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c059ca40 c059c948 00000000 c5ad1fa8

 2197 17:35:19.997413  # [   74.387369] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e67000 0000000b 00000001

 2198 17:35:19.997691  # [   74.397890] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e67000 00020000 004dfe38

 2199 17:35:19.997914  # [   74.408410] 1fe0: 00000004 bef4d7e8 b6f2d33b b6ea6616 60080030 00000001 00000000 00000000

 2200 17:35:19.998127  # [   74.419096] Backtrace: 

 2201 17:35:19.998335  # [   74.423898] [<c1397298>] (execute_location) from [<c13974e4>] (lkdtm_EXEC_STACK+0x38/0x54)

 2202 17:35:20.040087  # [   74.434935]  r7:c5ad1f60 r6:0000000b r5:c5af3000 r4:c5ad0000

 2203 17:35:20.040537  # [   74.442863] [<c13974ac>] (lkdtm_EXEC_STACK) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2204 17:35:20.040789  # [   74.453979]  r4:00000020

 2205 17:35:20.041009  # [   74.458776] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2206 17:35:20.041221  # [   74.469390] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2207 17:35:20.041431  # [   74.480423]  r9:c5ad1f60 r8:c30239c0 r7:0000000b r6:b6e67000 r5:c6908140 r4:c0c592dc

 2208 17:35:20.083386  # [   74.490690] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2209 17:35:20.083872  # [   74.501463]  r9:c07e2978 r8:c5ad1f60 r7:c290d000 r6:b6e67000 r5:c6908140 r4:00000000

 2210 17:35:20.084163  # [   74.511290] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2211 17:35:20.084406  # [   74.518699]  r10:00000004 r9:00000000 r<6>[   92.146877] lkdtm: Performing direct entry EXEC_KMALLOC

 2212 17:35:20.084640  8:00000000 r7:b6e67000 r6:c5ad000<6>[   92.154838] lkdtm: attempting ok execution at c0c59c6c

 2213 17:35:20.084875  0 r5:c6908140

 2214 17:35:20.126459  # [   74.526797]  <6>[   92.163111] lkdtm: attempting bad execution at c473e440

 2215 17:35:20.126946  r4:c6908140

 2216 17:35:20.127225  # [   74.529605] [<c<1>[   92.171400] 8<--- cut here ---

 2217 17:35:20.127505  059c93c>] (ksys<_1w>r[i t e )9 2f177533] Unable to handle kernel paging request at virtual address c473e440

 2218 17:35:20.127751  rom [<c059ca40<>1]> [( s y s9_2w.187013] pgd = 11d6fd28

 2219 17:35:20.127977  ite+0x18/0x1c)

 2220 17:35:20.128199  # [   74.53<710>1   92.191975] [c473e440] *pgd=1461141e(bad)

 2221 17:35:20.128422  5]  r9:c5ad0000 r<80:>c[0 3 0 092.198766] Internal error: Oops: 8000000d [#5] SMP ARM

 2222 17:35:20.169452  e4 r7:00000004 r6:7ff00000 r5:000<4>[   92.206330] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2223 17:35:20.169953  0000b r4:0000000b

 2224 17:35:20.170249  # [ < 4 >7[4 . 92.241334] CPU: 3 PID: 1914 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2225 17:35:20.212613  545037] [<c0<549>c[a 2 8 >9]2 .2(1672] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2226 17:35:20.213111  sys_write) from [<c<043>0[0 0 c 02.260286] PC is at 0xc473e440

 2227 17:35:20.213397  >] (ret_fast_syscall+<04x>0[/ 0 x92.265858] LR is at execute_location+0xa4/0xb4

 2228 17:35:20.213642  28)

 2229 17:35:20.213883  # [  <4 >7[4 . 5 59228.7257]898] pc : [<c473e440>]    lr : [<c139733c>]    psr: 60080013

 2230 17:35:20.214117   Exception s<t4a>c[k ( 0 x9c25.2a1161] sp : c6ba1e30  ip : c6ba1d38  fp : c6ba1e4c

 2231 17:35:20.214348  d1fa8 to 0xc5<a4d>1[f f 0 )9

 2232 17:35:20.214569  2

 2233 17:35:20.214797  .#88468] r10: 0000000d  r9 : c1ad2cec  r8 : c15ec020

 2234 17:35:20.255699   [   74.55<842>0[0 ]   19f2a.02:95860] r7 : c6ba1f60  r6 : 00000001  r5 : c473e440  r4 : c0c59c6c

 2235 17:35:20.256194             < 4 > [       920.03004470] r3 : 1bd7c951  r2 : 1bd7c951  r1 : ef7c05e0  r0 : 0000002b

 2236 17:35:20.256475  000b 0000000b <040>0[0 0 0 0912 .313080] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2237 17:35:20.256729  6e67000 00<040>0[0 0 b  9020.03022468] Control: 10c5387d  Table: 15f6804a  DAC: 00000051

 2238 17:35:20.256968  001

 2239 17:35:20.257197  # [   74<.0>5[6 6 6 5912]. 330297] Process cat (pid: 1914, stack limit = 0x1f4df873)

 2240 17:35:20.298841  fc0: 0000000<b0 >0[0 0 0 09020.b338210] Stack: (0xc6ba1e30 to 0xc6ba2000)

 2241 17:35:20.299355  7ff00000 00000004< 00>0[0 0 0 090.344739] 1e20:                                     c473e440 c5af3000 0000000d c6ba1f60

 2242 17:35:20.299659  1 b6e67000 00020<000>0[  0 0 49d2.355258] 1e40: c6ba1e64 c6ba1e50 c0c59cbc c13972a4 00000021 c5af3000 c6ba1e74 c6ba1e68

 2243 17:35:20.299911  e38

 2244 17:35:20.300144  # [   74.<05>7[5 0 9 79]2 .165776] 1e60: c0c58efc c0c59c90 c6ba1e9c c6ba1e78 c0c593fc c0c58edc c0c592dc c68d0000

 2245 17:35:20.341862  fe0: 00000004 bef4<d07>e[8   b 692.376123] 1e80: b6e8c000 0000000d c30239c0 c6ba1f60 c6ba1ec4 c6ba1ea0 c07e29dc c0c592e8

 2246 17:35:20.342352  2d33b b6ea6616

 2247 17:35:20.342633  #< 0[> [    7 49..386728] 1ea0: 00000000 c68d0000 b6e8c000 c290d000 c6ba1f60 c07e2978 c6ba1f5c c6ba1ec8

 2248 17:35:20.342880  580425] Code: c5<a0d>1[e 0 8  9c2.397246] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6ba0000

 2249 17:35:20.343128  3974e4 c13972<a04> [c 5 a d912e.607765] 1ee0: b6e8c000 00020000 00000004 0000000d 0001fff3 c6ba1ee0 00000001 b6e8b000

 2250 17:35:20.343399  c (e1a0c00d) 

 2251 17:35:20.385108  <#0 >[[      9724.418110] 1f00: c6a50b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2252 17:35:20.385599  586795] ---[ <e0n>d[  t r a9c2e. 28542] 1f20: 00000000 00000000 c13ac870 1bd7c951 c206b700 c68d0000 c68d0000 c6ba0000

 2253 17:35:20.385897  6c61b7a51df8f464< 0]>-[- - 

 2254 17:35:20.386147   

 2255 17:35:20.386382  9#2.438889] 1f40: b6e8c000 00000000 00000000 00000004 c6ba1f94 c6ba1f60 c059c9b0 c059c304

 2256 17:35:20.386615  EXEC_STACK: mi<s0s>i[n g   '9c2a.449408] 1f60: 00000000 00000000 c6ba1fac 1bd7c951 0000000d 0000000d 7ff00000 00000004

 2257 17:35:20.386845  l trace:': [FA<I0L>][

 2258 17:35:20.387069   

 2259 17:35:20.387319   n o9t2 .459838] 1f80: c03002e4 c6ba0000 c6ba1fa4 c6ba1f98 c059ca40 c059c948 00000000 c6ba1fa8

 2260 17:35:20.428122  k 31 selftests<:0 >l[k d t m9:2 .470270] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e8c000 0000000d 00000001

 2261 17:35:20.428612  XEC_STACK.sh # <e0x>i[t = 1 

 2262 17:35:20.428886  9

 2263 17:35:20.429135  2#480703] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8c000 00020000 0042fe38

 2264 17:35:20.429374   selftests: lk<d0t>m[:   E X9E2C.491135] 1fe0: 00000004 be8c57e8 b6f5233b b6ecb616 60080030 00000001 00000000 00000000

 2265 17:35:20.429601  KMALLOC.sh

 2266 17:35:20.429825  <0>[   92.501561] Backtrace: 

 2267 17:35:20.471527  <0>[   92.505323] [<c1397298>] (execute_location) from [<c0c59cbc>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2268 17:35:20.472020  <0>[   92.514032]  r7:c6ba1f60 r6:0000000d r5:c5af3000 r4:c473e440

 2269 17:35:20.472306  <0>[   92.519965] [<c0c59c84>] (lkdtm_EXEC_KMALLOC) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2270 17:35:20.472551  <0>[   92.528582]  r5:c5af3000 r4:00000021

 2271 17:35:20.472784  <0>[   92.532431] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2272 17:35:20.473010  <0>[   92.540714] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2273 17:35:20.514710  <0>[   92.548902]  r9:c6ba1f60 r8:c30239c0 r7:0000000d r6:b6e8c000 r5:c68d0000 r4:c0c592dc

 2274 17:35:20.515196  <0>[   92.556922] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2275 17:35:20.515519  <0>[   92.565024]  r9:c07e2978 r8:c6ba1f60 r7:c290d000 r6:b6e8c000 r5:c68d0000 r4:00000000

 2276 17:35:20.515768  <0>[   92.573037] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2277 17:35:20.516000  <0>[   92.580441]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6ba0000 r5:c68d0000

 2278 17:35:20.516228  <0>[   92.588535]  r4:c68d0000

 2279 17:35:20.516453  <0>[   92.591340] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2280 17:35:20.557828  <0>[   92.598746]  r9:c6ba0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d

 2281 17:35:20.558288  <0>[   92.606761] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2282 17:35:20.558552  <0>[   92.614596] Exception stack(0xc6ba1fa8 to 0xc6ba1ff0)

 2283 17:35:20.558776  <0>[   92.619915] 1fa0:                   0000000d 0000000d 00000001 b6e8c000 0000000d 00000001

 2284 17:35:20.558994  <0>[   92.628361] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8c000 00020000 0042fe38

 2285 17:35:20.559205  <0>[   92.636804] 1fe0: 00000004 be8c57e8 b6f5233b b6ecb616

 2286 17:35:20.585022  <0>[   92.642127] Code: c473e42c c473e434 c473e434 00000000 (e1a0c00d) 

 2287 17:35:20.585174  <4>[   92.648493] ---[ end trace 6c61b7a51df8f465 ]---

 2288 17:35:20.585231  # Segmentation fault

 2289 17:35:20.678691  # [   92.146877] lkdtm: Performing direct entry EXEC_KMALLOC

 2290 17:35:20.678853  # [   92.154838] lkdtm: attempting ok execution at c0c59c6c

 2291 17:35:20.678919  # [   92.163111] lkdtm: attempting bad execution at c473e440

 2292 17:35:20.678976  # [   92.171400] 8<--- cut here ---

 2293 17:35:20.679030  # [   92.177533] Unable to handle kernel paging request at virtual address c473e440

 2294 17:35:20.679083  # [   92.187013] pgd = 11d6fd28

 2295 17:35:20.679135  # [   92.191975] [c473e440] *pgd=1461141e(bad)

 2296 17:35:20.679188  # [   92.198766] Internal error: Oops: 8000000d [#5] SMP ARM

 2297 17:35:20.721873  # [   92.206330] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2298 17:35:20.721963  # [   92.241334] CPU: 3 PID: 1914 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2299 17:35:20.722025  # [   92.251672] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2300 17:35:20.764665  # [   92.260286] PC is at 0xc473e440

 2301 17:35:20.764741  # [   92.265858] LR is at execute_location+0xa4/0xb4

 2302 17:35:20.764796  # [   92.272898] pc : [<c473e440>]    lr : [<c139733c>]    psr: 60080013

 2303 17:35:20.764845  # [   92.281161] sp : c6ba1e30  ip : c6ba1d38  fp : c6ba1e4c

 2304 17:35:20.764891  # [   92.288468] r10: 0000000d  r9 : c1ad2cec  r8 : c15ec020

 2305 17:35:20.764936  # [   92.295860] r7 : c6ba1f60  r6 : 00000001  r5 : c473e440  r4 : c0c59c6c

 2306 17:35:20.764982  # [   92.304470] r3 : 1bd7c951  r2 : 1bd7c951  r1 : ef7c05e0  r0 : 0000002b

 2307 17:35:20.808594  # [   92.313080] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2308 17:35:20.809046  # [   92.322468] Control: 10c5387d  Table: 15f6804a  DAC: 00000051

 2309 17:35:20.809301  # [   92.330297] Process cat (pid: 1914, stack limit = 0x1f4df873)

 2310 17:35:20.809523  # [   92.338210] Stack: (0xc6ba1e30 to 0xc6ba2000)

 2311 17:35:20.809737  # [   92.344739] 1e20:                                     c473e440 c5af3000 0000000d c6ba1f60

 2312 17:35:20.809948  # [   92.355258] 1e40: c6ba1e64 c6ba1e50 c0c59cbc c13972a4 00000021 c5af3000 c6ba1e74 c6ba1e68

 2313 17:35:20.851296  # [   92.365776] 1e60: c0c58efc c0c59c90 c6ba1e9c c6ba1e78 c0c593fc c0c58edc c0c592dc c68d0000

 2314 17:35:20.851453  # [   92.376123] 1e80: b6e8c000 0000000d c30239c0 c6ba1f60 c6ba1ec4 c6ba1ea0 c07e29dc c0c592e8

 2315 17:35:20.851527  # [   92.386728] 1ea0: 00000000 c68d0000 b6e8c000 c290d000 c6ba1f60 c07e2978 c6ba1f5c c6ba1ec8

 2316 17:35:20.851588  # [   92.397246] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6ba0000

 2317 17:35:20.851652  # [   92.407765] 1ee0: b6e8c000 00020000 00000004 0000000d 0001fff3 c6ba1ee0 00000001 b6e8b000

 2318 17:35:20.851710  # [   92.418110] 1f00: c6a50b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2319 17:35:20.894364  # [   92.428542] 1f20: 00000000 00000000 c13ac870 1bd7c951 c206b700 c68d0000 c68d0000 c6ba0000

 2320 17:35:20.894815  # [   92.438889] 1f40: b6e8c000 00000000 00000000 00000004 c6ba1f94 c6ba1f60 c059c9b0 c059c304

 2321 17:35:20.895067  # [   92.449408] 1f60: 00000000 00000000 c6ba1fac 1bd7c951 0000000d 0000000d 7ff00000 00000004

 2322 17:35:20.895317  # [   92.459838] 1f80: c03002e4 c6ba0000 c6ba1fa4 c6ba1f98 c059ca40 c059c948 00000000 c6ba1fa8

 2323 17:35:20.895543  # [   92.470270] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e8c000 0000000d 00000001

 2324 17:35:20.937409  # [   92.480703] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e8c000 00020000 0042fe38

 2325 17:35:20.937851  # [   92.491135] 1fe0: 00000004 be8c57e8 b6f5233b b6ecb616 60080030 00000001 00000000 00000000

 2326 17:35:20.938101  # [   92.501561] Backtrace: 

 2327 17:35:20.938323  # [   92.505323] [<c1397298>] (execute_location) from [<c0c59cbc>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2328 17:35:20.938538  # [   92.514032]  r7:c6ba1f60 r6:0000000d r5:c5af3000 r4:c473e440

 2329 17:35:20.938749  # [   92.519965] [<c0c59c84>] (lkdtm_EXEC_KMALLOC) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2330 17:35:20.980571  # [   92.528582]  r5:c5af3000 r4:00000021

 2331 17:35:20.981031  # [   92.532431] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2332 17:35:20.981284  # [   92.540714] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2333 17:35:20.981514  # [   92.548902]  r9:c6ba1f60 r8:c30239c0 r7:0000000d r6:b6e8c000 r5:c68d0000 r4:c0c592dc

 2334 17:35:20.981727  # [   92.556922] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2335 17:35:20.981932  # [   92.565024]  r9:c07e2978 r8:c6ba1f60 r7:c290d000 r6:b6e8c000 r5:c68d0000 r4:00000000

 2336 17:35:21.023759  # [   92.573037] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2337 17:35:21.024207  # [   92.580441]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8c000 r6:c6<6>[   93.076947] lkdtm: Performing direct entry EXEC_VMALLOC

 2338 17:35:21.024495  ba0000 r5:c68d0000

 2339 17:35:21.024739  # [   92.5885<6>[   93.082805] lkdtm: attempting ok execution at c0c59c6c

 2340 17:35:21.024973  35]  r4:c68d0000

 2341 17:35:21.025207  # [   92.591340<6>[   93.091024] lkdtm: attempting bad execution at f0975000

 2342 17:35:21.025427  ] [<c059c93c>] (ksys_write) from <1>[   93.099295] 8<--- cut here ---

 2343 17:35:21.067030  [<c059ca40>] (sys_write+0x18/0x1c<1>[   93.105510] Unable to handle kernel paging request at virtual address f0975000

 2344 17:35:21.067516  )

 2345 17:35:21.067783  # [   92.598746]  r9:c6ba0000 <1>[   93.115982] pgd = 48a2476e

 2346 17:35:21.068010  r8:c03002e4 r7:00000004 r6:7ff000<1>[   93.121674] [f0975000] *pgd=12956811, *pte=495af65f, *ppte=495af45f

 2347 17:35:21.068223  00 r5:0000000d r4:0000000d

 2348 17:35:21.068439  # [  <0>[   93.131076] Internal error: Oops: 8000000f [#6] SMP ARM

 2349 17:35:21.110160   92.606761] [<c059ca28>] (sys_wri<4>[   93.139375] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2350 17:35:21.110659  te) from [<c03000c0>]< 4(>r[e t _93.174381] CPU: 2 PID: 1992 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2351 17:35:21.110951  fast_sysca<l4l>+[0  x 09/30.x1288633] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2352 17:35:21.111198  )

 2353 17:35:21.153195  # [   92.614596<]4 >E[x c e p93.193162] PC is at 0xf0975000

 2354 17:35:21.153680  ion stack(0xc6ba1fa8 to< 40>x[c 6 93.198736] LR is at execute_location+0xa4/0xb4

 2355 17:35:21.153960  ba1ff0)

 2356 17:35:21.154203  #< 4[> [    9 29.36.12905863] pc : [<f0975000>]    lr : [<c139733c>]    psr: 60080013

 2357 17:35:21.154436  15] 1fa0:< 4 > [      9 3 . 2 1 4210] sp : c6a6de30  ip : 00000027  fp : c6a6de4c

 2358 17:35:21.154670         000<040>0[0 d   09030.02021431] r10: 0000000d  r9 : c1ad2cfc  r8 : c15ec020

 2359 17:35:21.154902  0d 00000001 <b46>e[8 c 0 0903 .0228738] r7 : c6a6df60  r6 : 00000001  r5 : f0975000  r4 : c0c59c6c

 2360 17:35:21.196222  00000d 0000<40>0[0 1 

 2361 17:35:21.196713   

 2362 17:35:21.196987  9#3 .[2 37432] r3 : 2c54b47e  r2 : 2c54b47e  r1 : ef7ab5e4  r0 : 0000002b

 2363 17:35:21.197239   92.628361] 1f<c40>:[  0 0 0930.046043] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2364 17:35:21.197475  00d 0000000d< 47>f[f 0 0 09030. 255346] Control: 10c5387d  Table: 16d7004a  DAC: 00000051

 2365 17:35:21.197707  0000004 00000<000>1[  b 6 e983c.063262] Process cat (pid: 1992, stack limit = 0xdfeafab6)

 2366 17:35:21.197936  00 00020000 <000>4[2  f e9338.

 2367 17:35:21.198159  2

 2368 17:35:21.198385  1177] Stack: (0xc6a6de30 to 0xc6a6e000)

 2369 17:35:21.239762  # [   92.636804]< 01>f[e 0 :  903.277617] de20:                                     f0975000 c6c0a000 0000000d c6a6df60

 2370 17:35:21.240264  000004 be8c57e<80 >b[6 f 5 29333.288136] de40: c6a6de64 c6a6de50 c0c59cf0 c13972a4 00000022 c6c0a000 c6a6de74 c6a6de68

 2371 17:35:21.240558   b6ecb616

 2372 17:35:21.240801  # [   9<20.>6[4 2 1 293.298570] de60: c0c58efc c0c59cd4 c6a6de9c c6a6de78 c0c593fc c0c58edc c0c592dc c6908640

 2373 17:35:21.241034  ] Code: c473e42c< 0c>4[7 3 e 4933.309174] de80: b6e1e000 0000000d c30239c0 c6a6df60 c6a6dec4 c6a6dea0 c07e29dc c0c592e8

 2374 17:35:21.282724   c473e434 00000000 <(0e>1[ a 0 c93.319694] dea0: 00000000 c6908640 b6e1e000 c290d000 c6a6df60 c07e2978 c6a6df5c c6a6dec8

 2375 17:35:21.283218  0d) 

 2376 17:35:21.283541  # [   92.6484<903>][  - - -3.330299] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6a6c000

 2377 17:35:21.283792  [ end trace 6c61<b07>a[5 1 d f983.340902] dee0: b6e1e000 00020000 00000004 0000000d 0001fff3 c6a6dee0 00000001 b6e1d000

 2378 17:35:21.284024  465 ]---

 2379 17:35:21.284254  # EXE<C0_>K[M A L L9O3C351420] df00: c5aab900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2380 17:35:21.325779  : missing 'call< 0t>r[a c e :9'3:361852] df20: 00000000 00000000 c13ac870 2c54b47e c206b700 c6908640 c6908640 c6a6c000

 2381 17:35:21.326271   [FAIL]

 2382 17:35:21.326550  not ok 3<20 >s[e l f t9e.372284] df40: b6e1e000 00000000 00000000 00000004 c6a6df94 c6a6df60 c059c9b0 c059c304

 2383 17:35:21.326797  sts: lkdtm: EXEC_K<M0A>L[L O C .93.382803] df60: 00000000 00000000 c6a6dfac 2c54b47e 0000000d 0000000d 7ff00000 00000004

 2384 17:35:21.327032  h # exit=1

 2385 17:35:21.327256  # se<l0f>t[e s t s9:3.393406] df80: c03002e4 c6a6c000 c6a6dfa4 c6a6df98 c059ca40 c059c948 00000000 c6a6dfa8

 2386 17:35:21.327519  lkdtm: EXEC_VM<A0L>L[O C . s9h3

 2387 17:35:21.368987  .403924] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e1e000 0000000d 00000001

 2388 17:35:21.369483  <0>[   93.414358] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e1e000 00020000 004efe38

 2389 17:35:21.369768  <0>[   93.422803] dfe0: 00000004 bedef7e8 b6ee433b b6e5d616 60080030 00000001 00000000 00000000

 2390 17:35:21.370006  <0>[   93.431244] Backtrace: 

 2391 17:35:21.370232  <0>[   93.433974] [<c1397298>] (execute_location) from [<c0c59cf0>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2392 17:35:21.370457  <0>[   93.442683]  r7:c6a6df60 r6:0000000d r5:c6c0a000 r4:f0975000

 2393 17:35:21.412129  <0>[   93.448614] [<c0c59cc8>] (lkdtm_EXEC_VMALLOC) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2394 17:35:21.412630  <0>[   93.457232]  r5:c6c0a000 r4:00000022

 2395 17:35:21.412912  <0>[   93.461079] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2396 17:35:21.413151  <0>[   93.469361] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2397 17:35:21.413382  <0>[   93.477548]  r9:c6a6df60 r8:c30239c0 r7:0000000d r6:b6e1e000 r5:c6908640 r4:c0c592dc

 2398 17:35:21.413608  <0>[   93.485567] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2399 17:35:21.455446  <0>[   93.493666]  r9:c07e2978 r8:c6a6df60 r7:c290d000 r6:b6e1e000 r5:c6908640 r4:00000000

 2400 17:35:21.455937  <0>[   93.501679] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2401 17:35:21.456213  <0>[   93.509083]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c6a6c000 r5:c6908640

 2402 17:35:21.456455  <0>[   93.517177]  r4:c6908640

 2403 17:35:21.456682  <0>[   93.519983] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2404 17:35:21.456905  <0>[   93.527388]  r9:c6a6c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d

 2405 17:35:21.508836  <0>[   93.535402] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2406 17:35:21.508988  <0>[   93.543238] Exception stack(0xc6a6dfa8 to 0xc6a6dff0)

 2407 17:35:21.509047  <0>[   93.548560] dfa0:                   0000000d 0000000d 00000001 b6e1e000 0000000d 00000001

 2408 17:35:21.509098  <0>[   93.557007] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e1e000 00020000 004efe38

 2409 17:35:21.509145  <0>[   93.565451] dfe0: 00000004 bedef7e8 b6ee433b b6e5d616

 2410 17:35:21.509191  <0>[   93.570777] Code: bad PC value

 2411 17:35:21.509236  <4>[   93.574174] ---[ end trace 6c61b7a51df8f466 ]---

 2412 17:35:21.509291  # Segmentation fault

 2413 17:35:21.638053  # [   93.076947] lkdtm: Performing direct entry EXEC_VMALLOC

 2414 17:35:21.638143  # [   93.082805] lkdtm: attempting ok execution at c0c59c6c

 2415 17:35:21.638196  # [   93.091024] lkdtm: attempting bad execution at f0975000

 2416 17:35:21.638244  # [   93.099295] 8<--- cut here ---

 2417 17:35:21.638288  # [   93.105510] Unable to handle kernel paging request at virtual address f0975000

 2418 17:35:21.638332  # [   93.115982] pgd = 48a2476e

 2419 17:35:21.638376  # [   93.121674] [f0975000] *pgd=12956811, *pte=495af65f, *ppte=495af45f

 2420 17:35:21.638420  # [   93.131076] Internal error: Oops: 8000000f [#6] SMP ARM

 2421 17:35:21.681267  # [   93.139375] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2422 17:35:21.681347  # [   93.174381] CPU: 2 PID: 1992 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2423 17:35:21.724924  # [   93.184633] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2424 17:35:21.725404  # [   93.193162] PC is at 0xf0975000

 2425 17:35:21.725686  # [   93.198736] LR is at execute_location+0xa4/0xb4

 2426 17:35:21.725918  # [   93.205863] pc : [<f0975000>]    lr : [<c139733c>]    psr: 60080013

 2427 17:35:21.726138  # [   93.214210] sp : c6a6de30  ip : 00000027  fp : c6a6de4c

 2428 17:35:21.726350  # [   93.221431] r10: 0000000d  r9 : c1ad2cfc  r8 : c15ec020

 2429 17:35:21.726562  # [   93.228738] r7 : c6a6df60  r6 : 00000001  r5 : f0975000  r4 : c0c59c6c

 2430 17:35:21.726774  # [   93.237432] r3 : 2c54b47e  r2 : 2c54b47e  r1 : ef7ab5e4  r0 : 0000002b

 2431 17:35:21.767719  # [   93.246043] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2432 17:35:21.768171  # [   93.255346] Control: 10c5387d  Table: 16d7004a  DAC: 00000051

 2433 17:35:21.768423  # [   93.263262] Process cat (pid: 1992, stack limit = 0xdfeafab6)

 2434 17:35:21.768640  # [   93.271177] Stack: (0xc6a6de30 to 0xc6a6e000)

 2435 17:35:21.768851  # [   93.277617] de20:                                     f0975000 c6c0a000 0000000d c6a6df60

 2436 17:35:21.769055  # [   93.288136] de40: c6a6de64 c6a6de50 c0c59cf0 c13972a4 00000022 c6c0a000 c6a6de74 c6a6de68

 2437 17:35:21.810813  # [   93.298570] de60: c0c58efc c0c59cd4 c6a6de9c c6a6de78 c0c593fc c0c58edc c0c592dc c6908640

 2438 17:35:21.811289  # [   93.309174] de80: b6e1e000 0000000d c30239c0 c6a6df60 c6a6dec4 c6a6dea0 c07e29dc c0c592e8

 2439 17:35:21.811544  # [   93.319694] dea0: 00000000 c6908640 b6e1e000 c290d000 c6a6df60 c07e2978 c6a6df5c c6a6dec8

 2440 17:35:21.811764  # [   93.330299] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6a6c000

 2441 17:35:21.811971  # [   93.340902] dee0: b6e1e000 00020000 00000004 0000000d 0001fff3 c6a6dee0 00000001 b6e1d000

 2442 17:35:21.853927  # [   93.351420] df00: c5aab900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2443 17:35:21.854399  # [   93.361852] df20: 00000000 00000000 c13ac870 2c54b47e c206b700 c6908640 c6908640 c6a6c000

 2444 17:35:21.854684  # [   93.372284] df40: b6e1e000 00000000 00000000 00000004 c6a6df94 c6a6df60 c059c9b0 c059c304

 2445 17:35:21.854900  # [   93.382803] df60: 00000000 00000000 c6a6dfac 2c54b47e 0000000d 0000000d 7ff00000 00000004

 2446 17:35:21.855109  # [   93.393406] df80: c03002e4 c6a6c000 c6a6dfa4 c6a6df98 c059ca40 c059c948 00000000 c6a6dfa8

 2447 17:35:21.897107  # [   93.403924] dfa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e1e000 0000000d 00000001

 2448 17:35:21.897564  # [   93.414358] dfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e1e000 00020000 004efe38

 2449 17:35:21.897822  # [   93.422803] dfe0: 00000004 bedef7e8 b6ee433b b6e5d616 60080030 00000001 00000000 00000000

 2450 17:35:21.898042  # [   93.431244] Backtrace: 

 2451 17:35:21.898250  # [   93.433974] [<c1397298>] (execute_location) from [<c0c59cf0>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2452 17:35:21.898453  # [   93.442683]  r7:c6a6df60 r6:0000000d r5:c6c0a000 r4:f0975000

 2453 17:35:21.898658  # [   93.448614] [<c0c59cc8>] (lkdtm_EXEC_VMALLOC) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2454 17:35:21.940138  # [   93.457232]  r5:c6c0a000 r4:00000022

 2455 17:35:21.940627  # [   93.461079] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2456 17:35:21.940903  # [   93.469361] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2457 17:35:21.941142  # [   93.477548]  r9:c6a6df60 r8:c30239c0 r7:0000000d r6:b6e1e000 r5:c6908640 r4:c0c592dc

 2458 17:35:21.941376  <6>[   94.006827] lkdtm: Performing direct entry EXEC_RODATA

 2459 17:35:21.941605  # [   93.485567] [<c07e2978>] (fu<6>[   94.014864] lkdtm: attempting ok execution at c0c59c6c

 2460 17:35:21.983371  ll_proxy_write) from [<c059c404>]<6>[   94.023104] lkdtm: attempting bad execution at c15ec2bc

 2461 17:35:21.983857   (vfs_write+0x10c/0x53c)

 2462 17:35:21.984131  # [   9<1>[   94.031453] 8<--- cut here ---

 2463 17:35:21.984370  3.493666]  r9<:1c>0[7 e 2 99748. 37590] Unable to handle kernel paging request at virtual address c15ec2bc

 2464 17:35:21.984606  r8:c6a6df60 r7:<c12>9[0 d 0 0904 046986] pgd = 11d6fd28

 2465 17:35:21.984829  r6:b6e1e000 r5:c6908640 r<41:>0[0  94.051947] [c15ec2bc] *pgd=1141941e(bad)

 2466 17:35:21.985051  000000

 2467 17:35:21.985284  # [   93.501<607>9[]   [ 94.058653] Internal error: Oops: 8000000d [#7] SMP ARM

 2468 17:35:22.026399  c059c2f8>] (vfs_write) from [<c05<4>[   94.066391] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2469 17:35:22.026900  9c9b0>] (ksys_write+0<x47>4[/ 0 x94.101393] CPU: 2 PID: 2071 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2470 17:35:22.069520  ec)

 2471 17:35:22.070002  # [  < 49>3[. 5 0 9940.8131]645] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2472 17:35:22.070285    r10:00000004 r9:00000000 r8:<04>[   94.120182] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2473 17:35:22.070527  000000 r7:b6e1e0<040> [r 6 : c964.128175] LR is at execute_location+0xa4/0xb4

 2474 17:35:22.070767  6c000 r5:c6<940>8[6 4 0 

 2475 17:35:22.070996  9

 2476 17:35:22.071228  4#. 1[5045] pc : [<c15ec2bc>]    lr : [<c139733c>]    psr: 60080013

 2477 17:35:22.071493     93.51<741>7[7 ]   9 4r.41:4c3691] sp : c46cde38  ip : c46cdd40  fp : c46cde54

 2478 17:35:22.071723  908640

 2479 17:35:22.112713  # <[4 > [  9 3 .9541.91950526] r10: 0000000c  r9 : c1ad2d0c  r8 : c15ec020

 2480 17:35:22.113204  3] [<c059c<943>c[> ]   (9k4s.y1s57833] r7 : c46cdf60  r6 : 00000000  r5 : c15ec2bc  r4 : c0c59c6c

 2481 17:35:22.113496  write) from< 4[>[< c 0 5994c.a1466443] r3 : caf43365  r2 : caf43365  r1 : ef7ab5e0  r0 : 0000002b

 2482 17:35:22.113739  >] (sys_write<+40>x[1 8 / 09x41.c75054] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2483 17:35:22.113970  )

 2484 17:35:22.114192  # [   <943>.[5 2 7 39848.]1 8 357] Control: 10c5387d  Table: 15f6804a  DAC: 00000051

 2485 17:35:22.155861  r9:c6a6c000< 0r>8[: c 0 39040.21e2098] Process cat (pid: 2071, stack limit = 0x971c8b13)

 2486 17:35:22.156348  4 r7:0000000<40 >r[6 : 7 f9f40.109926] Stack: (0xc46cde38 to 0xc46ce000)

 2487 17:35:22.156630  000 r5:0000000d< 0r>4[: 0 0 09040206367] de20:                                                       00000023 c6c00000

 2488 17:35:22.156878  00d

 2489 17:35:22.157112  # [   93.535<400>2[]   [ <9c.216801] de40: 0000000c c46cdf60 c46cde64 c46cde58 c1397524 c13972a4 c46cde74 c46cde68

 2490 17:35:22.157342  059ca28>] (sys_w<r0i>t[e )   f9r4.227321] de60: c0c58efc c139750c c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c6a51a40

 2491 17:35:22.198995  m [<c03000c0>] (r<e0t>_[f  a s9t4.237838] de80: b6dd7000 0000000c c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 2492 17:35:22.199519  syscall+0x0/0x28)<

 2493 17:35:22.199799  0

 2494 17:35:22.200040  >#[  [    9 .248357] dea0: 00000000 c6a51a40 b6dd7000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 2495 17:35:22.200269  93.543238] Exce<p0t>i[o n   s9t4a258876] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c46cc000

 2496 17:35:22.200503  ck(0xc6a6dfa8 <t0o> [0 x c 69a46.269308] dee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c46cdee0 00000001 b6dd6000

 2497 17:35:22.200728  ff0)

 2498 17:35:22.242087  # [   9<30.>5[4 8 5 9640.]279738] df00: c5991a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2499 17:35:22.242598  dfa0:           < 0 > [       9 4.290085] df20: 00000000 00000000 c13ac870 caf43365 c206b700 c6a51a40 c6a51a40 c46cc000

 2500 17:35:22.242886  000000<d0 0>0[0 0 0 0904d. 30000003] df40: b6dd7000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 2501 17:35:22.243138  00001 b6e1e000 0<000>0[0 0 0 d9 4.310694] df60: 00000000 00000000 c46cdfac caf43365 0000000c 0000000c 7ff00000 00000004

 2502 17:35:22.243417  0000001

 2503 17:35:22.285191  # [   <903>.[5 5 7 09047321212] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 2504 17:35:22.285687  ] dfc0: 000000<00d> [0 0 0 09040.331644] dfa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dd7000 0000000c 00000001

 2505 17:35:22.285963  d 7ff00000 0000<000>0[4   0 09040342076] dfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dd7000 00020000 0048fe38

 2506 17:35:22.286200  0001 b6e1e000< 00>0[0 2 0 09040. 52508] dfe0: 00000004 be86e7e8 b6e9d33b b6e16616 60080030 00000001 00000000 00000000

 2507 17:35:22.286434  004efe38

 2508 17:35:22.286669  # [ < 0 >9[3 . 5 69544.362848] Backtrace: 

 2509 17:35:22.328358  1] dfe0: 00000004 bede<f07>e[8    94.367561] [<c1397298>] (execute_location) from [<c1397524>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2510 17:35:22.328851  6ee433b b6e5d616

 2511 17:35:22.329128  <

 2512 17:35:22.329367  0#> [[      99.378513]  r7:c46cdf60 r6:0000000c r5:c6c00000 r4:00000023

 2513 17:35:22.329605  3.570777] Code: bad PC val<u0e>

 2514 17:35:22.329836  [   94.386520] [<c1397500>] (lkdtm_EXEC_RODATA) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2515 17:35:22.330064  # [   93.574174] -<-0->[[  e n d94.397555] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2516 17:35:22.330288  trace 6c61b7a51df8f466 ]---<

 2517 17:35:22.330513  0

 2518 17:35:22.371417  >#   94.407993] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2519 17:35:22.371904   EXEC_VMALLOC: m<i0s>s[i n g  9'4.418677]  r9:c46cdf60 r8:c30239c0 r7:0000000c r6:b6dd7000 r5:c6a51a40 r4:c0c592dc

 2520 17:35:22.372185  all trace:': [FAIL]

 2521 17:35:22.372420  not< 0o>k[    94.428768] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2522 17:35:22.372655  3 selftests: lkd<t0m>:[  E X E9C4.439283]  r9:c07e2978 r8:c46cdf60 r7:c290d000 r6:b6dd7000 r5:c6a51a40 r4:00000000

 2523 17:35:22.372886  VMALLOC.sh # exit=1

 2524 17:35:22.414699  #< 0s>e[l f  94.449370] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2525 17:35:22.415186  ests: lkdtm: EXE<C0_>R[O D A T9A4.459106]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd7000 r6:c46cc000 r5:c6a51a40

 2526 17:35:22.415491  sh

 2527 17:35:22.415735  <0>[   94.469273]  r4:c6a51a40

 2528 17:35:22.415965  <0>[   94.472421] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2529 17:35:22.416193  <0>[   94.479829]  r9:c46cc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c

 2530 17:35:22.416420  <0>[   94.487845] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2531 17:35:22.462739  <0>[   94.495680] Exception stack(0xc46cdfa8 to 0xc46cdff0)

 2532 17:35:22.463227  <0>[   94.501000] dfa0:                   0000000c 0000000c 00000001 b6dd7000 0000000c 00000001

 2533 17:35:22.463544  <0>[   94.509448] dfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dd7000 00020000 0048fe38

 2534 17:35:22.463787  <0>[   94.517891] dfe0: 00000004 be86e7e8 b6e9d33b b6e16616

 2535 17:35:22.464014  <0>[   94.523214] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2536 17:35:22.464239  <4>[   94.529580] ---[ end trace 6c61b7a51df8f467 ]---

 2537 17:35:22.478224  # Segmentation fault

 2538 17:35:22.605062  # [   94.006827] lkdtm: Performing direct entry EXEC_RODATA

 2539 17:35:22.605151  # [   94.014864] lkdtm: attempting ok execution at c0c59c6c

 2540 17:35:22.605207  # [   94.023104] lkdtm: attempting bad execution at c15ec2bc

 2541 17:35:22.605254  # [   94.031453] 8<--- cut here ---

 2542 17:35:22.605298  # [   94.037590] Unable to handle kernel paging request at virtual address c15ec2bc

 2543 17:35:22.605342  # [   94.046986] pgd = 11d6fd28

 2544 17:35:22.605386  # [   94.051947] [c15ec2bc] *pgd=1141941e(bad)

 2545 17:35:22.605430  # [   94.058653] Internal error: Oops: 8000000d [#7] SMP ARM

 2546 17:35:22.649258  # [   94.066391] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2547 17:35:22.649726  # [   94.101393] CPU: 2 PID: 2071 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2548 17:35:22.650017  # [   94.111645] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2549 17:35:22.691638  # [   94.120182] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2550 17:35:22.692088  # [   94.128175] LR is at execute_location+0xa4/0xb4

 2551 17:35:22.692333  # [   94.135045] pc : [<c15ec2bc>]    lr : [<c139733c>]    psr: 60080013

 2552 17:35:22.692554  # [   94.143391] sp : c46cde38  ip : c46cdd40  fp : c46cde54

 2553 17:35:22.692762  # [   94.150526] r10: 0000000c  r9 : c1ad2d0c  r8 : c15ec020

 2554 17:35:22.692967  # [   94.157833] r7 : c46cdf60  r6 : 00000000  r5 : c15ec2bc  r4 : c0c59c6c

 2555 17:35:22.693168  # [   94.166443] r3 : caf43365  r2 : caf43365  r1 : ef7ab5e0  r0 : 0000002b

 2556 17:35:22.734765  # [   94.175054] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2557 17:35:22.735222  # [   94.184357] Control: 10c5387d  Table: 15f6804a  DAC: 00000051

 2558 17:35:22.735507  # [   94.192098] Process cat (pid: 2071, stack limit = 0x971c8b13)

 2559 17:35:22.735729  # [   94.199926] Stack: (0xc46cde38 to 0xc46ce000)

 2560 17:35:22.735939  # [   94.206367] de20:                                                       00000023 c6c00000

 2561 17:35:22.736145  # [   94.216801] de40: 0000000c c46cdf60 c46cde64 c46cde58 c1397524 c13972a4 c46cde74 c46cde68

 2562 17:35:22.777821  # [   94.227321] de60: c0c58efc c139750c c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c6a51a40

 2563 17:35:22.778298  # [   94.237838] de80: b6dd7000 0000000c c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 2564 17:35:22.778572  # [   94.248357] dea0: 00000000 c6a51a40 b6dd7000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 2565 17:35:22.778790  # [   94.258876] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c46cc000

 2566 17:35:22.778998  # [   94.269308] dee0: b6dd7000 00020000 00000004 0000000c 0001fff4 c46cdee0 00000001 b6dd6000

 2567 17:35:22.820905  # [   94.279738] df00: c5991a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2568 17:35:22.821359  # [   94.290085] df20: 00000000 00000000 c13ac870 caf43365 c206b700 c6a51a40 c6a51a40 c46cc000

 2569 17:35:22.821605  # [   94.300603] df40: b6dd7000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 2570 17:35:22.821823  # [   94.310694] df60: 00000000 00000000 c46cdfac caf43365 0000000c 0000000c 7ff00000 00000004

 2571 17:35:22.822030  # [   94.321212] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 2572 17:35:22.822234  # [   94.331644] dfa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6dd7000 0000000c 00000001

 2573 17:35:22.863867  # [   94.342076] dfc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dd7000 00020000 0048fe38

 2574 17:35:22.864316  # [   94.352508] dfe0: 00000004 be86e7e8 b6e9d33b b6e16616 60080030 00000001 00000000 00000000

 2575 17:35:22.864566  # [   94.362848] Backtrace: 

 2576 17:35:22.864781  # [   94.367561] [<c1397298>] (execute_location) from [<c1397524>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2577 17:35:22.864990  # [   94.378513]  r7:c46cdf60 r6:0000000c r5:c6c00000 r4:00000023

 2578 17:35:22.865197  # [   94.386520] [<c1397500>] (lkdtm_EXEC_RODATA) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2579 17:35:22.907059  # [   94.397555] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2580 17:35:22.907555  # [   94.407993] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2581 17:35:22.907820  # [   94.418677]  r9:c46cdf60 r8:c30239c0 r7:0000000c r6:<6>[   94.966349] lkdtm: Performing direct entry EXEC_USERSPACE

 2582 17:35:22.908041  b6dd7000 r5:c6a51a40 r4:c0c592dc

 2583 17:35:22.908252  <6>[   94.974864] lkdtm: attempting ok execution at c0c59c6c

 2584 17:35:22.908458  

 2585 17:35:22.908660  # [   94.428768] [<c07e2978>] (f<6>[   94.983299] lkdtm: attempting bad execution at b6f54000

 2586 17:35:22.950377  ull_proxy_write) from [<c059c404><1>[   94.991437] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f54000

 2587 17:35:22.950871  ] (vfs_write+0x10c/0x53c<)0

 2588 17:35:22.951147  >

 2589 17:35:22.951414  [#   95.001592] Internal error: : b [#8] SMP ARM

 2590 17:35:22.993472  [   94.439283]  r9:c07e2978 r8:c4<4>[   95.008544] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2591 17:35:22.993978  6cdf60 r7:c290d000 r6:b<64d>d[7 0 95.043543] CPU: 3 PID: 2148 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2592 17:35:22.994272  00 r5:c6a51a4<04 >r[4 : 0 09050.053881] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2593 17:35:22.994520  000

 2594 17:35:22.994753  # [   94.449370] [<<4c>0[5 9 95.062579] PC is at 0xb6f54000

 2595 17:35:22.994977  c2f8>] (vfs_write) from [<c05<94c[   95.068323] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2596 17:35:23.036567  9b0>] (ksys_writ<e4+>0[ x 7 49/50076053] pc : [<b6f54000>]    lr : [<c0c59dc0>]    psr: 60080013

 2597 17:35:23.037065  xec)

 2598 17:35:23.037342  # [   <944>.[4 5 9 19056.]084570] sp : c5ad1e48  ip : c5ad1d50  fp : c5ad1e64

 2599 17:35:23.037588   r10:00000004 <r49>:[0 0 0 09050.091963] r10: 0000000f  r9 : c1ad2d18  r8 : c15ec020

 2600 17:35:23.037818  0 r8:00000000 <r47>:[b 6 d d9750.099440] r7 : c5ad1f60  r6 : 0000000f  r5 : c6b5b000  r4 : b6f54000

 2601 17:35:23.038050  0 r6:c46cc000 r5:c<64a>[5 1 a 490.108220] r3 : dc3e55bb  r2 : dc3e55bb  r1 : ef7c05e0  r0 : 0000002b

 2602 17:35:23.038277  

 2603 17:35:23.079701  # [   94.469273]< 4 >r[4 : c 695.117085] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2604 17:35:23.080189  51a40

 2605 17:35:23.080463  # [   94.4<742>4[2 1 ]  9[.126645] Control: 10c5387d  Table: 168cc04a  DAC: 00000051

 2606 17:35:23.080712  <c059c93c>] (ksys_wr<i0t>e[)   f 95.134733] Process cat (pid: 2148, stack limit = 0x1559d8f6)

 2607 17:35:23.080948  om [<c059ca40>]< 0(>s[y s _ w9r5i142988] Stack: (0xc5ad1e48 to 0xc5ad2000)

 2608 17:35:23.081179  te+0x18/0x1c)

 2609 17:35:23.081401  # [   94<.04>7[9 8 95.149602] 1e40:                   00000001 00000000 0000000f 00000024 c5ad1e74 c5ad1e68

 2610 17:35:23.122587  29]  r9:c46cc000 r8:c030<00>2[e 4 95.160377] 1e60: c0c58efc c0c59d08 c5ad1e9c c5ad1e78 c0c593fc c0c58edc c0c592dc c59fe640

 2611 17:35:23.123080   r7:00000004 r6:7ff000<000> [r 5  95.171150] 1e80: b6e19000 0000000f c30239c0 c5ad1f60 c5ad1ec4 c5ad1ea0 c07e29dc c0c592e8

 2612 17:35:23.123390  0000000c r4:0000000c

 2613 17:35:23.123645  # <[0 > [    95.181927] 1ea0: 00000000 c59fe640 b6e19000 c290d000 c5ad1f60 c07e2978 c5ad1f5c c5ad1ec8

 2614 17:35:23.123881  4.487845] [<c059ca28><]0 >([s y s95.192788] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5ad0000

 2615 17:35:23.165764  _write) from [<c0300<00c>0[> ]   95.203476] 1ee0: b6e19000 00020000 00000004 0000000f 0001fff1 c5ad1ee0 00000001 b6e18000

 2616 17:35:23.166255  ret_fast_syscall+0x<00/>0[x 2 8 )5.214166] 1f00: c6a51540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2617 17:35:23.166529  

 2618 17:35:23.166763  # [   94.495680] Exc<e0p>t[i o  95.224769] 1f20: 00000000 00000000 c13ac870 dc3e55bb c206b700 c59fe640 c59fe640 c5ad0000

 2619 17:35:23.166992   stack(0xc46cdfa8 to <00x>c[4 6 c95.235542] 1f40: b6e19000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c059c9b0 c059c304

 2620 17:35:23.167216  dff0)

 2621 17:35:23.208779  # [   94.5010<000>][  d f 95.246232] 1f60: 00000000 00000000 c5ad1fac dc3e55bb 0000000f 0000000f 7ff00000 00000004

 2622 17:35:23.209264  0:                   0<000>0[0 0  95.256921] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c059ca40 c059c948 00000000 c5ad1fa8

 2623 17:35:23.209555  c 0000000c 00000001 b6<d0d>7[0 0  95.267697] 1fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e19000 0000000f 00000001

 2624 17:35:23.209800   0000000c 00000001

 2625 17:35:23.210027  #< 0[> [    995.278471] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e19000 00020000 0047fe38

 2626 17:35:23.252105  4.509448] dfc0: 0000<000>0[c   0 95.289159] 1fe0: 00000004 bebf57e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000

 2627 17:35:23.252605  00000c 7ff00000 00000<000>4[  0 095.299841] Backtrace: 

 2628 17:35:23.252894  000001 b6dd7000 00020000 0048f<e0>[   95.304810] [<c0c59cfc>] (lkdtm_EXEC_USERSPACE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2629 17:35:23.253143  8

 2630 17:35:23.253374  # [   94.51789<10]> [d f e 09:.316274]  r4:00000024

 2631 17:35:23.253601   00000004 be86e7e8 b6e9d<303>b[    95.321154] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2632 17:35:23.253824  6e16616

 2633 17:35:23.295174  # [   94.523214] Code: 5<0>[   95.331849] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2634 17:35:23.295697  f727563 6e756f63 0000007<40 >a[a   95.342879]  r9:c5ad1f60 r8:c30239c0 r7:0000000f r6:b6e19000 r5:c59fe640 r4:c0c592dc

 2635 17:35:23.295977  5aa55 (e1a0c00d) 

 2636 17:35:23.296219  # [   94.5<209[   95.353311] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2637 17:35:23.296450  580] ---[ end trace 6c<601>b[7 a  95.363995]  r9:c07e2978 r8:c5ad1f60 r7:c290d000 r6:b6e19000 r5:c59fe640 r4:00000000

 2638 17:35:23.296681  1df8f467 ]---

 2639 17:35:23.338169  # EXEC_<R0O>D[A T  95.374337] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2640 17:35:23.338704  : missing 'call trace:<'0:> [[ F  95.384070]  r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c5ad0000 r5:c59fe640

 2641 17:35:23.339007  IL]

 2642 17:35:23.339253  not ok 34< 0s>e[l f t e9s5t.394494]  r4:c59fe640

 2643 17:35:23.339521  : lkdtm: EXEC_RODATA.sh <#0 >e[x   95.399286] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2644 17:35:23.339752  t=1

 2645 17:35:23.339977  # selftests: lkdtm<:0 >E[X E 95.409105]  r9:c5ad0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f

 2646 17:35:23.340199  C_USERSPACE.sh

 2647 17:35:23.391077  <0>[   95.419451] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2648 17:35:23.391233  <0>[   95.428656] Exception stack(0xc5ad1fa8 to 0xc5ad1ff0)

 2649 17:35:23.391302  <0>[   95.433976] 1fa0:                   0000000f 0000000f 00000001 b6e19000 0000000f 00000001

 2650 17:35:23.391356  <0>[   95.442423] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e19000 00020000 0047fe38

 2651 17:35:23.391406  <0>[   95.450868] 1fe0: 00000004 bebf57e8 b6edf33b b6e58616

 2652 17:35:23.391454  <0>[   95.456193] Code: bad PC value

 2653 17:35:23.391502  <4>[   95.459520] ---[ end trace 6c61b7a51df8f468 ]---

 2654 17:35:23.391557  # Segmentation fault

 2655 17:35:23.515687  # [   94.966349] lkdtm: Performing direct entry EXEC_USERSPACE

 2656 17:35:23.515860  # [   94.974864] lkdtm: attempting ok execution at c0c59c6c

 2657 17:35:23.515930  # [   94.983299] lkdtm: attempting bad execution at b6f54000

 2658 17:35:23.515988  # [   94.991437] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f54000

 2659 17:35:23.516042  # [   95.001592] Internal error: : b [#8] SMP ARM

 2660 17:35:23.558481  # [   95.008544] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2661 17:35:23.558563  # [   95.043543] CPU: 3 PID: 2148 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2662 17:35:23.558618  # [   95.053881] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2663 17:35:23.558666  # [   95.062579] PC is at 0xb6f54000

 2664 17:35:23.558712  # [   95.068323] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2665 17:35:23.602302  # [   95.076053] pc : [<b6f54000>]    lr : [<c0c59dc0>]    psr: 60080013

 2666 17:35:23.602770  # [   95.084570] sp : c5ad1e48  ip : c5ad1d50  fp : c5ad1e64

 2667 17:35:23.603042  # [   95.091963] r10: 0000000f  r9 : c1ad2d18  r8 : c15ec020

 2668 17:35:23.603291  # [   95.099440] r7 : c5ad1f60  r6 : 0000000f  r5 : c6b5b000  r4 : b6f54000

 2669 17:35:23.603514  # [   95.108220] r3 : dc3e55bb  r2 : dc3e55bb  r1 : ef7c05e0  r0 : 0000002b

 2670 17:35:23.603721  # [   95.117085] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2671 17:35:23.603927  # [   95.126645] Control: 10c5387d  Table: 168cc04a  DAC: 00000051

 2672 17:35:23.645018  # [   95.134733] Process cat (pid: 2148, stack limit = 0x1559d8f6)

 2673 17:35:23.645466  # [   95.142988] Stack: (0xc5ad1e48 to 0xc5ad2000)

 2674 17:35:23.645712  # [   95.149602] 1e40:                   00000001 00000000 0000000f 00000024 c5ad1e74 c5ad1e68

 2675 17:35:23.645930  # [   95.160377] 1e60: c0c58efc c0c59d08 c5ad1e9c c5ad1e78 c0c593fc c0c58edc c0c592dc c59fe640

 2676 17:35:23.646135  # [   95.171150] 1e80: b6e19000 0000000f c30239c0 c5ad1f60 c5ad1ec4 c5ad1ea0 c07e29dc c0c592e8

 2677 17:35:23.646338  # [   95.181927] 1ea0: 00000000 c59fe640 b6e19000 c290d000 c5ad1f60 c07e2978 c5ad1f5c c5ad1ec8

 2678 17:35:23.688336  # [   95.192788] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c5ad0000

 2679 17:35:23.688819  # [   95.203476] 1ee0: b6e19000 00020000 00000004 0000000f 0001fff1 c5ad1ee0 00000001 b6e18000

 2680 17:35:23.689099  # [   95.214166] 1f00: c6a51540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2681 17:35:23.689318  # [   95.224769] 1f20: 00000000 00000000 c13ac870 dc3e55bb c206b700 c59fe640 c59fe640 c5ad0000

 2682 17:35:23.689524  # [   95.235542] 1f40: b6e19000 00000000 00000000 00000004 c5ad1f94 c5ad1f60 c059c9b0 c059c304

 2683 17:35:23.731479  # [   95.246232] 1f60: 00000000 00000000 c5ad1fac dc3e55bb 0000000f 0000000f 7ff00000 00000004

 2684 17:35:23.731933  # [   95.256921] 1f80: c03002e4 c5ad0000 c5ad1fa4 c5ad1f98 c059ca40 c059c948 00000000 c5ad1fa8

 2685 17:35:23.732186  # [   95.267697] 1fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e19000 0000000f 00000001

 2686 17:35:23.732404  # [   95.278471] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e19000 00020000 0047fe38

 2687 17:35:23.732612  # [   95.289159] 1fe0: 00000004 bebf57e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000

 2688 17:35:23.732813  # [   95.299841] Backtrace: 

 2689 17:35:23.774503  # [   95.304810] [<c0c59cfc>] (lkdtm_EXEC_USERSPACE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2690 17:35:23.774959  # [   95.316274]  r4:00000024

 2691 17:35:23.775212  # [   95.321154] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2692 17:35:23.775462  # [   95.331849] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2693 17:35:23.775677  # [   95.342879]  r9:c5ad1f60 r8:c30239c0 r7:0000000f r6:b6e19000 r5:c59fe640 r4:c0c592dc

 2694 17:35:23.775883  # [   95.353311] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2695 17:35:23.817531  # [   95.363995]  r9:c07e2978 r8:c5ad1f60 r7:c290d000 r6:b6e19000 r5:c59fe640 r4:00000000

 2696 17:35:23.817993  # [   95.374337] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2697 17:35:23.818253  # [   95.384070]  r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c5ad0000 r5:c59fe640

 2698 17:35:23.818472  # [   95.394494]  r4:c59fe640

 2699 17:35:23.818680  # [   95.399286] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2700 17:35:23.818885  # [   95.409105]  r9:c5ad0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f

 2701 17:35:23.860207  # [   95.419451] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast<6>[   95.902532] lkdtm: Performing direct entry EXEC_NULL

 2702 17:35:23.860357  _syscall+0x0/0x28)

 2703 17:35:23.860414  # [  < 965>.[   95.910405] lkdtm: attempting ok execution at c0c59c6c

 2704 17:35:23.860463  28656] Exception stack(0xc5ad1fa8<6>[   95.918371] lkdtm: attempting bad execution at 00000000

 2705 17:35:23.860511   to 0xc5ad1ff0)

 2706 17:35:23.860565  # [   95.433976]<1>[   95.926805] 8<--- cut here ---

 2707 17:35:23.860614   1fa0:                   0000000f<1>[   95.932923] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2708 17:35:23.903950   0000000f 00000001 b6e19000 00000<1>[   95.944114] pgd = 7d937626

 2709 17:35:23.904405  00f 00000001

 2710 17:35:23.904666  # [   95.442423] 1f<1>[   95.949905] [00000000] *pgd=00000000

 2711 17:35:23.904888  c0: 0000000f 0000000f 7ff00000 00<0>[   95.956646] Internal error: Oops: 80000005 [#9] SMP ARM

 2712 17:35:23.946935  000004 00000001 b6e19000 00020000<4>[   95.964957] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2713 17:35:23.947493   0047fe38

 2714 17:35:23.947751  # [   95.<445>0[8 6 8 95.999959] CPU: 3 PID: 2220 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2715 17:35:23.947976   1fe0: 0000<040>0[4   b e9b6f.5070213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2716 17:35:23.948189  e8 b6edf33b b6e5<846>1[6 

 2717 17:35:23.948391   

 2718 17:35:23.948598   #9 6.018828] PC is at 0x0

 2719 17:35:23.948799     95.456193] Code: bad< 4P>C[  v 96.023709] LR is at execute_location+0xa4/0xb4

 2720 17:35:23.949008  alue

 2721 17:35:23.990080  # [  < 49>5[. 4 5 99562.0030838] pc : [<00000000>]    lr : [<c139733c>]    psr: 60080013

 2722 17:35:23.990542   ---[ end tr<a4c>e[  6 c 6916b.7039185] sp : c6a65e38  ip : c6a65d40  fp : c6a65e54

 2723 17:35:23.990833  51df8f468< 4]>-[- - 

 2724 17:35:23.991076   

 2725 17:35:23.991343  9#6 .E0X4E577] r10: 0000000a  r9 : c1ad2d28  r8 : c15ec020

 2726 17:35:23.991595  C_USERSPACE:< 4m>i[s s i 9n6g. 0'3800] r7 : c6a65f60  r6 : 00000000  r5 : 00000000  r4 : c0c59c6c

 2727 17:35:23.991808  call trace:<'4:> [[ F A I9L6].

 2728 17:35:23.992021  0

 2729 17:35:23.992230  2407] r3 : e3917132  r2 : e3917132  r1 : ef7c05e0  r0 : 0000002b

 2730 17:35:24.033314  not ok 35 se<l4f>t[e s t s9:6 .l071018] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2731 17:35:24.033807  dtm: EXEC_USE<R4S>P[A C E .9s6h. 80321] Control: 10c5387d  Table: 16dec04a  DAC: 00000051

 2732 17:35:24.034088  # exit=1

 2733 17:35:24.034330  # sel<f0t>e[s t s :9 6l088236] Process cat (pid: 2220, stack limit = 0xeb17b65e)

 2734 17:35:24.034564  kdtm: EXEC_N<U0L>L[. s h 

 2735 17:35:24.034788  9

 2736 17:35:24.035013  6.096237] Stack: (0xc6a65e38 to 0xc6a66000)

 2737 17:35:24.035247  <0>[   96.102590] 5e20:                                                       00000025 c6b5b000

 2738 17:35:24.076269  <0>[   96.111038] 5e40: 0000000a c6a65f60 c6a65e64 c6a65e58 c1397548 c13972a4 c6a65e74 c6a65e68

 2739 17:35:24.076742  <0>[   96.119487] 5e60: c0c58efc c1397534 c6a65e9c c6a65e78 c0c593fc c0c58edc c0c592dc c59feb40

 2740 17:35:24.077018  <0>[   96.127936] 5e80: b6dda000 0000000a c30239c0 c6a65f60 c6a65ec4 c6a65ea0 c07e29dc c0c592e8

 2741 17:35:24.077259  <0>[   96.136382] 5ea0: 00000000 c59feb40 b6dda000 c290d000 c6a65f60 c07e2978 c6a65f5c c6a65ec8

 2742 17:35:24.077488  <0>[   96.144829] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6a64000

 2743 17:35:24.119623  <0>[   96.153275] 5ee0: b6dda000 00020000 00000004 0000000a 0001fff6 c6a65ee0 00000001 b6dd9000

 2744 17:35:24.120183  <0>[   96.161720] 5f00: c5c5f040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2745 17:35:24.120476  <0>[   96.170167] 5f20: 00000000 00000000 c13ac870 e3917132 c206b700 c59feb40 c59feb40 c6a64000

 2746 17:35:24.120715  <0>[   96.178612] 5f40: b6dda000 00000000 00000000 00000004 c6a65f94 c6a65f60 c059c9b0 c059c304

 2747 17:35:24.120947  <0>[   96.187059] 5f60: 00000000 00000000 c6a65fac e3917132 0000000a 0000000a 7ff00000 00000004

 2748 17:35:24.121176  <0>[   96.195507] 5f80: c03002e4 c6a64000 c6a65fa4 c6a65f98 c059ca40 c059c948 00000000 c6a65fa8

 2749 17:35:24.162911  <0>[   96.203954] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dda000 0000000a 00000001

 2750 17:35:24.163454  <0>[   96.212402] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dda000 00020000 0041fe38

 2751 17:35:24.163745  <0>[   96.220848] 5fe0: 00000004 bed597e8 b6ea033b b6e19616 60080030 00000001 00000000 00000000

 2752 17:35:24.163981  <0>[   96.229288] Backtrace: 

 2753 17:35:24.164215  <0>[   96.232015] [<c1397298>] (execute_location) from [<c1397548>] (lkdtm_EXEC_NULL+0x20/0x24)

 2754 17:35:24.164445  <0>[   96.240462]  r7:c6a65f60 r6:0000000a r5:c6b5b000 r4:00000025

 2755 17:35:24.206134  <0>[   96.246397] [<c1397528>] (lkdtm_EXEC_NULL) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2756 17:35:24.206619  <0>[   96.254759] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2757 17:35:24.206898  <0>[   96.263042] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2758 17:35:24.207135  <0>[   96.271230]  r9:c6a65f60 r8:c30239c0 r7:0000000a r6:b6dda000 r5:c59feb40 r4:c0c592dc

 2759 17:35:24.207401  <0>[   96.279248] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2760 17:35:24.249289  <0>[   96.287346]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6dda000 r5:c59feb40 r4:00000000

 2761 17:35:24.249783  <0>[   96.295361] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2762 17:35:24.250059  <0>[   96.302766]  r10:00000004 r9:00000000 r8:00000000 r7:b6dda000 r6:c6a64000 r5:c59feb40

 2763 17:35:24.250301  <0>[   96.310860]  r4:c59feb40

 2764 17:35:24.250530  <0>[   96.313666] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2765 17:35:24.250755  <0>[   96.321071]  r9:c6a64000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 2766 17:35:24.302800  <0>[   96.329086] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2767 17:35:24.302952  <0>[   96.336920] Exception stack(0xc6a65fa8 to 0xc6a65ff0)

 2768 17:35:24.303008  <0>[   96.342240] 5fa0:                   0000000a 0000000a 00000001 b6dda000 0000000a 00000001

 2769 17:35:24.303057  <0>[   96.350686] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dda000 00020000 0041fe38

 2770 17:35:24.303104  <0>[   96.359129] 5fe0: 00000004 bed597e8 b6ea033b b6e19616

 2771 17:35:24.303159  <0>[   96.364453] Code: bad PC value

 2772 17:35:24.303208  <4>[   96.367848] ---[ end trace 6c61b7a51df8f469 ]---

 2773 17:35:24.303257  # Segmentation fault

 2774 17:35:24.409666  # [   95.902532] lkdtm: Performing direct entry EXEC_NULL

 2775 17:35:24.409748  # [   95.910405] lkdtm: attempting ok execution at c0c59c6c

 2776 17:35:24.409801  # [   95.918371] lkdtm: attempting bad execution at 00000000

 2777 17:35:24.409849  # [   95.926805] 8<--- cut here ---

 2778 17:35:24.409895  # [   95.932923] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2779 17:35:24.409940  # [   95.944114] pgd = 7d937626

 2780 17:35:24.409983  # [   95.949905] [00000000] *pgd=00000000

 2781 17:35:24.410026  # [   95.956646] Internal error: Oops: 80000005 [#9] SMP ARM

 2782 17:35:24.452752  # [   95.964957] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2783 17:35:24.452831  # [   95.999959] CPU: 3 PID: 2220 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2784 17:35:24.452885  # [   96.010213] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2785 17:35:24.452932  # [   96.018828] PC is at 0x0

 2786 17:35:24.496542  # [   96.023709] LR is at execute_location+0xa4/0xb4

 2787 17:35:24.496996  # [   96.030838] pc : [<00000000>]    lr : [<c139733c>]    psr: 60080013

 2788 17:35:24.497247  # [   96.039185] sp : c6a65e38  ip : c6a65d40  fp : c6a65e54

 2789 17:35:24.497463  # [   96.046577] r10: 0000000a  r9 : c1ad2d28  r8 : c15ec020

 2790 17:35:24.497669  # [   96.053800] r7 : c6a65f60  r6 : 00000000  r5 : 00000000  r4 : c0c59c6c

 2791 17:35:24.497873  # [   96.062407] r3 : e3917132  r2 : e3917132  r1 : ef7c05e0  r0 : 0000002b

 2792 17:35:24.498076  # [   96.071018] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2793 17:35:24.539324  # [   96.080321] Control: 10c5387d  Table: 16dec04a  DAC: 00000051

 2794 17:35:24.539771  # [   96.088236] Process cat (pid: 2220, stack limit = 0xeb17b65e)

 2795 17:35:24.540019  # [   96.096237] Stack: (0xc6a65e38 to 0xc6a66000)

 2796 17:35:24.540244  # [   96.102590] 5e20:                                                       00000025 c6b5b000

 2797 17:35:24.540456  # [   96.111038] 5e40: 0000000a c6a65f60 c6a65e64 c6a65e58 c1397548 c13972a4 c6a65e74 c6a65e68

 2798 17:35:24.540662  # [   96.119487] 5e60: c0c58efc c1397534 c6a65e9c c6a65e78 c0c593fc c0c58edc c0c592dc c59feb40

 2799 17:35:24.582296  # [   96.127936] 5e80: b6dda000 0000000a c30239c0 c6a65f60 c6a65ec4 c6a65ea0 c07e29dc c0c592e8

 2800 17:35:24.582755  # [   96.136382] 5ea0: 00000000 c59feb40 b6dda000 c290d000 c6a65f60 c07e2978 c6a65f5c c6a65ec8

 2801 17:35:24.583011  # [   96.144829] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6a64000

 2802 17:35:24.583229  # [   96.153275] 5ee0: b6dda000 00020000 00000004 0000000a 0001fff6 c6a65ee0 00000001 b6dd9000

 2803 17:35:24.583466  # [   96.161720] 5f00: c5c5f040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2804 17:35:24.625546  # [   96.170167] 5f20: 00000000 00000000 c13ac870 e3917132 c206b700 c59feb40 c59feb40 c6a64000

 2805 17:35:24.625995  # [   96.178612] 5f40: b6dda000 00000000 00000000 00000004 c6a65f94 c6a65f60 c059c9b0 c059c304

 2806 17:35:24.626242  # [   96.187059] 5f60: 00000000 00000000 c6a65fac e3917132 0000000a 0000000a 7ff00000 00000004

 2807 17:35:24.626459  # [   96.195507] 5f80: c03002e4 c6a64000 c6a65fa4 c6a65f98 c059ca40 c059c948 00000000 c6a65fa8

 2808 17:35:24.626663  # [   96.203954] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6dda000 0000000a 00000001

 2809 17:35:24.668534  # [   96.212402] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6dda000 00020000 0041fe38

 2810 17:35:24.668987  # [   96.220848] 5fe0: 00000004 bed597e8 b6ea033b b6e19616 60080030 00000001 00000000 00000000

 2811 17:35:24.669235  # [   96.229288] Backtrace: 

 2812 17:35:24.669450  # [   96.232015] [<c1397298>] (execute_location) from [<c1397548>] (lkdtm_EXEC_NULL+0x20/0x24)

 2813 17:35:24.669658  # [   96.240462]  r7:c6a65f60 r6:0000000a r5:c6b5b000 r4:00000025

 2814 17:35:24.669861  # [   96.246397] [<c1397528>] (lkdtm_EXEC_NULL) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2815 17:35:24.711614  # [   96.254759] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2816 17:35:24.712055  # [   96.263042] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2817 17:35:24.712305  # [   96.271230]  r9:c6a65f60 r8:c30239c0 r7:0000000a r6:b6dda000 r5:c59feb40 r4:c0c592dc

 2818 17:35:24.712520  # [   96.279248] [<c07e297<6>[   96.770180] lkdtm: Performing direct entry ACCESS_USERSPACE

 2819 17:35:24.712727  8>] (full_proxy_write) from [<c05<6>[   96.778191] lkdtm: attempting bad read at b6f2f000

 2820 17:35:24.712934  9c404>] (vfs_write+0x10c/0x53c)

 2821 17:35:24.713140  <1>[   96.786110] 8<--- cut here ---

 2822 17:35:24.754915  # [   96.287346]  r9:c07e<219>7[8  96.792192] Unhandled fault: page domain fault (0x01b) at 0xb6f2f000

 2823 17:35:24.755431   r8:c6a65f60 r7:c290d<010>0[  r 696.801235] pgd = c9c9ee49

 2824 17:35:24.755708  :b6dda000 r5:c59feb40 r4:0000<010[   96.806453] [b6f2f000] *pgd=4b8c5831

 2825 17:35:24.755948  00

 2826 17:35:24.756180  # [   96.295361] [<c059<c02>f   96.812895] Internal error: : 1b [#10] SMP ARM

 2827 17:35:24.797987  8>] (vfs_write) from [<c059c9b0>]<4>[   96.820109] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2828 17:35:24.798499   (ksys_write+0x74/0xec)

 2829 17:35:24.798778  # [  < 4>[   96.855109] CPU: 2 PID: 2297 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2830 17:35:24.799020  6.302766]  r10:00000<040>4[  r 9 96.865792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2831 17:35:24.799289  00000000 r8:00000000 r7:b6dda000 <4>[   96.874843] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2832 17:35:24.840983  r6:c6a64000 r5:c59feb40

 2833 17:35:24.841468  <#4 >[[   96.883182] LR is at __irq_work_queue_local+0x40/0x74

 2834 17:35:24.841742    96.310860]  r4:c<54>9[f e b 490.890916] pc : [<c0c59ee4>]    lr : [<c049e128>]    psr: 60080013

 2835 17:35:24.841986  

 2836 17:35:24.842218  # [   96.313666] <[4<>c[0 5 9 c6.899524] sp : c68ade38  ip : c68add40  fp : c68ade64

 2837 17:35:24.842450  93c>] (ksys_wri<t4e>)[  f r o9m6 907172] r10: 00000011  r9 : c1ad2d34  r8 : c15ec020

 2838 17:35:24.842680  [<c059ca40>] (sys_<w4r>i[t e + 096.914652] r7 : c68adf60  r6 : 00000051  r5 : c68ac000  r4 : b6f2f000

 2839 17:35:24.842903  18/0x1c)

 2840 17:35:24.884184  # [   96<.43>2[1 0 7 196.923607] r3 : 94ce1351  r2 : 94ce1351  r1 : ef7ab5e0  r0 : 00000026

 2841 17:35:24.884671    r9:c6a64000 r8:c0300<24e>4[  r  96.932562] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2842 17:35:24.884948  :00000004 r6:7ff000<040> [r 5  :96.942295] Control: 10c5387d  Table: 16e6c04a  DAC: 00000051

 2843 17:35:24.885186  000000a r4:0000000a

 2844 17:35:24.885420  # <[0 > [  9 96.950469] Process cat (pid: 2297, stack limit = 0x65cd0187)

 2845 17:35:24.885645  6.329086] [<c059ca2<80>>][  ( s y6.958813] Stack: (0xc68ade38 to 0xc68ae000)

 2846 17:35:24.927393  s_write) from [<c03000<c00>>[]    96.965597] de20:                                                       00000022 00000000

 2847 17:35:24.927879  ret_fast_syscall+0x0/0x28<)0

 2848 17:35:24.928159  >

 2849 17:35:24.928396  [#  96.976376] de40: 00000000 94ce1351 c68ade6c 00000026 c6c00000 00000011 c68ade74 c68ade68

 2850 17:35:24.928627   [   96.336920] Exception st<a0c>[   96.987240] de60: c0c58efc c0c59ddc c68ade9c c68ade78 c0c593fc c0c58edc c0c592dc c69092c0

 2851 17:35:24.928853  (0xc6a65fa8 to 0xc6a65ff0)

 2852 17:35:24.929073  <

 2853 17:35:24.929295  0#>    96.998275] de80: b6df4000 00000011 c30239c0 c68adf60 c68adec4 c68adea0 c07e29dc c0c592e8

 2854 17:35:24.970430  [   96.342240] 5fa0:      < 0 > [   97.009225] dea0: 00000000 c69092c0 b6df4000 c290d000 c68adf60 c07e2978 c68adf5c c68adec8

 2855 17:35:24.970923           0000000a 0000000a< 00>0[   97.020174] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c595d664 c059c9b0 c68ac000

 2856 17:35:24.971207  00001 b6dda000 0000000a 0<000>0[0  97.031122] dee0: b6df4000 00020000 00000004 00000011 0001ffef c68adee0 00000001 00000805

 2857 17:35:24.971492  001

 2858 17:35:24.971734  # [   96.350686] 5<f0c>0[:   97.041984] df00: c5c5e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2859 17:35:25.013638  0000000a 0000000a 7ff0000<00 >0[0  97.052762] df20: 00000000 00000000 c68ac000 94ce1351 b6df3000 c69092c0 c69092c0 c68ac000

 2860 17:35:25.014135  000004 00000001 b6dda000 <000>0[2  97.063625] df40: b6df4000 00000000 00000000 00000004 c68adf94 c68adf60 c059c9b0 c059c304

 2861 17:35:25.014419  0000 0041fe38

 2862 17:35:25.014665  # [   96<.03>5[9 1 97.074489] df60: 00000000 00000000 c68adfac 94ce1351 00000011 00000011 7ff00000 00000004

 2863 17:35:25.014896  29] 5fe0: 00000004 bed59<70e>8[    97.085266] df80: c03002e4 c68ac000 c68adfa4 c68adf98 c059ca40 c059c948 00000000 c68adfa8

 2864 17:35:25.015126  6ea033b b6e19616

 2865 17:35:25.056646  # [  < 09>6[. 3 97.096128] dfa0: c03000c0 c059ca34 00000011 00000011 00000001 b6df4000 00000011 00000001

 2866 17:35:25.057134  64453] Code: bad PC value

 2867 17:35:25.057413  <

 2868 17:35:25.057652  0#> [   97.106905] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6df4000 00020000 0050fe38

 2869 17:35:25.057891     96.367848] ---[ end <t0r>a[c e 97.117854] dfe0: 00000004 bec2f7e8 b6eba33b b6e33616 60080030 00000001 00000000 00000000

 2870 17:35:25.058122   6c61b7a51df8f469 ]---

 2871 17:35:25.058343  #< 0E>X[E  97.128625] Backtrace: 

 2872 17:35:25.099612  C_NULL: missing 'call trace:': [F<0>[   97.133770] [<c0c59dd0>] (lkdtm_ACCESS_USERSPACE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2873 17:35:25.100110  AIL]

 2874 17:35:25.100380  not ok 36 selftest<s0:> [l   97.145582]  r6:00000011 r5:c6c00000 r4:00000026

 2875 17:35:25.100624  dtm: EXEC_NULL.sh # exit=1

 2876 17:35:25.100852  <#0 >[   97.152891] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2877 17:35:25.101080  elftests: lkdtm: ACCESS_USERSPACE<0>[   97.163761] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2878 17:35:25.101304  .sh

 2879 17:35:25.101530  <0>[   97.174790]  r9:c68adf60 r8:c30239c0 r7:00000011 r6:b6df4000 r5:c69092c0 r4:c0c592dc

 2880 17:35:25.142975  <0>[   97.183228] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2881 17:35:25.143503  <0>[   97.191333]  r9:c07e2978 r8:c68adf60 r7:c290d000 r6:b6df4000 r5:c69092c0 r4:00000000

 2882 17:35:25.143796  <0>[   97.199351] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2883 17:35:25.144038  <0>[   97.206761]  r10:00000004 r9:00000000 r8:00000000 r7:b6df4000 r6:c68ac000 r5:c69092c0

 2884 17:35:25.144267  <0>[   97.214858]  r4:c69092c0

 2885 17:35:25.144487  <0>[   97.217667] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2886 17:35:25.186340  <0>[   97.225075]  r9:c68ac000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011

 2887 17:35:25.186828  <0>[   97.233095] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2888 17:35:25.187109  <0>[   97.240933] Exception stack(0xc68adfa8 to 0xc68adff0)

 2889 17:35:25.187380  <0>[   97.246258] dfa0:                   00000011 00000011 00000001 b6df4000 00000011 00000001

 2890 17:35:25.187618  <0>[   97.254707] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6df4000 00020000 0050fe38

 2891 17:35:25.187842  <0>[   97.263155] dfe0: 00000004 bec2f7e8 b6eba33b b6e33616

 2892 17:35:25.206504  <0>[   97.268483] Code: e1a01004 e3030c58 e34c01ad eb1cc95c (e5943000) 

 2893 17:35:25.206659  <4>[   97.274854] ---[ end trace 6c61b7a51df8f46a ]---

 2894 17:35:25.206717  # Segmentation fault

 2895 17:35:25.362077  # [   96.770180] lkdtm: Performing direct entry ACCESS_USERSPACE

 2896 17:35:25.362519  # [   96.778191] lkdtm: attempting bad read at b6f2f000

 2897 17:35:25.362749  # [   96.786110] 8<--- cut here ---

 2898 17:35:25.362947  # [   96.792192] Unhandled fault: page domain fault (0x01b) at 0xb6f2f000

 2899 17:35:25.363136  # [   96.801235] pgd = c9c9ee49

 2900 17:35:25.363349  # [   96.806453] [b6f2f000] *pgd=4b8c5831

 2901 17:35:25.363549  # [   96.812895] Internal error: : 1b [#10] SMP ARM

 2902 17:35:25.405056  # [   96.820109] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2903 17:35:25.405526  # [   96.855109] CPU: 2 PID: 2297 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2904 17:35:25.405786  # [   96.865792] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2905 17:35:25.406004  # [   96.874843] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2906 17:35:25.406214  # [   96.883182] LR is at __irq_work_queue_local+0x40/0x74

 2907 17:35:25.447967  # [   96.890916] pc : [<c0c59ee4>]    lr : [<c049e128>]    psr: 60080013

 2908 17:35:25.448463  # [   96.899524] sp : c68ade38  ip : c68add40  fp : c68ade64

 2909 17:35:25.448737  # [   96.907172] r10: 00000011  r9 : c1ad2d34  r8 : c15ec020

 2910 17:35:25.448976  # [   96.914652] r7 : c68adf60  r6 : 00000051  r5 : c68ac000  r4 : b6f2f000

 2911 17:35:25.449206  # [   96.923607] r3 : 94ce1351  r2 : 94ce1351  r1 : ef7ab5e0  r0 : 00000026

 2912 17:35:25.449428  # [   96.932562] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2913 17:35:25.449656  # [   96.942295] Control: 10c5387d  Table: 16e6c04a  DAC: 00000051

 2914 17:35:25.490937  # [   96.950469] Process cat (pid: 2297, stack limit = 0x65cd0187)

 2915 17:35:25.491414  # [   96.958813] Stack: (0xc68ade38 to 0xc68ae000)

 2916 17:35:25.491668  # [   96.965597] de20:                                                       00000022 00000000

 2917 17:35:25.491890  # [   96.976376] de40: 00000000 94ce1351 c68ade6c 00000026 c6c00000 00000011 c68ade74 c68ade68

 2918 17:35:25.492103  # [   96.987240] de60: c0c58efc c0c59ddc c68ade9c c68ade78 c0c593fc c0c58edc c0c592dc c69092c0

 2919 17:35:25.492313  # [   96.998275] de80: b6df4000 00000011 c30239c0 c68adf60 c68adec4 c68adea0 c07e29dc c0c592e8

 2920 17:35:25.534100  # [   97.009225] dea0: 00000000 c69092c0 b6df4000 c290d000 c68adf60 c07e2978 c68adf5c c68adec8

 2921 17:35:25.534552  # [   97.020174] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c595d664 c059c9b0 c68ac000

 2922 17:35:25.534803  # [   97.031122] dee0: b6df4000 00020000 00000004 00000011 0001ffef c68adee0 00000001 00000805

 2923 17:35:25.535020  # [   97.041984] df00: c5c5e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2924 17:35:25.535223  # [   97.052762] df20: 00000000 00000000 c68ac000 94ce1351 b6df3000 c69092c0 c69092c0 c68ac000

 2925 17:35:25.577096  # [   97.063625] df40: b6df4000 00000000 00000000 00000004 c68adf94 c68adf60 c059c9b0 c059c304

 2926 17:35:25.577547  # [   97.074489] df60: 00000000 00000000 c68adfac 94ce1351 00000011 00000011 7ff00000 00000004

 2927 17:35:25.577795  # [   97.085266] df80: c03002e4 c68ac000 c68adfa4 c68adf98 c059ca40 c059c948 00000000 c68adfa8

 2928 17:35:25.578018  # [   97.096128] dfa0: c03000c0 c059ca34 00000011 00000011 00000001 b6df4000 00000011 00000001

 2929 17:35:25.578224  # [   97.106905] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6df4000 00020000 0050fe38

 2930 17:35:25.620355  # [   97.117854] dfe0: 00000004 bec2f7e8 b6eba33b b6e33616 60080030 00000001 00000000 00000000

 2931 17:35:25.620811  # [   97.128625] Backtrace: 

 2932 17:35:25.621064  # [   97.133770] [<c0c59dd0>] (lkdtm_ACCESS_USERSPACE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2933 17:35:25.621285  # [   97.145582]  r6:00000011 r5:c6c00000 r4:00000026

 2934 17:35:25.621494  # [   97.152891] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2935 17:35:25.621702  # [   97.163761] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2936 17:35:25.663186  # [   97.174790]  r9:c68adf60 r8:c30239c0 r7:00000011 r6:b6df4000 r5:c69092c0 r4:c0c592dc

 2937 17:35:25.663658  # [   97.183228] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2938 17:35:25.663910  # [   97.191333]  r9:c07e2978 r8:c68adf60 r7:c290d000 r6:b6df4000 r5:c69092c0 r4:00000000

 2939 17:35:25.664127  # [   97.199351] [<c059c2f8>] (vfs_write) from [<c059c9b<6>[   97.725850] lkdtm: Performing direct entry ACCESS_NULL

 2940 17:35:25.664339  0>] (ksys_write+0x74/0xec)

 2941 17:35:25.664545  # [  <6>[   97.734070] lkdtm: attempting bad read at 00000000

 2942 17:35:25.664749   97.206761]  r10:00000004 r9:0000<1>[   97.742118] 8<--- cut here ---

 2943 17:35:25.706637  0000 r8:00000000 r7:b6df4000 r6:c<1>[   97.748142] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2944 17:35:25.707100  68ac000 r5:c69092c0

 2945 17:35:25.707394  # [   97.214<1>[   97.759382] pgd = 58448054

 2946 17:35:25.707623  858]  r4:c69092c0

 2947 17:35:25.707835  # [   97.21766<1>[   97.765213] [00000000] *pgd=00000000

 2948 17:35:25.708043  7] [<c059c93c>] (ksys_write) from<0>[   97.771920] Internal error: Oops: 5 [#11] SMP ARM

 2949 17:35:25.749674   [<c059ca40>] (sys_write+0x18/0x1<4>[   97.779706] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 2950 17:35:25.750138  c)

 2951 17:35:25.750390  # [   97.225075<]4 > [r 9 : c7.814720] CPU: 3 PID: 2373 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 2952 17:35:25.750660  68ac000 r8:<c40>3[ 0 0 29e74. 8r24887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2953 17:35:25.793024  :00000004 r6:7ff00000 r5:0<040>0[   97.833507] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2954 17:35:25.793509  011 r4:00000011

 2955 17:35:25.793794  <#4 >[[      997.840895] LR is at __irq_work_queue_local+0x40/0x74

 2956 17:35:25.794030  .233095] [<<4c>0[5 9 c a9278.>8]48285] pc : [<c1397574>]    lr : [<c049e128>]    psr: 60080013

 2957 17:35:25.794267  (sys_writ<e4)>[  f r o9m7 .[8<5c6632] sp : c6917e50  ip : c6917d58  fp : c6917e64

 2958 17:35:25.794496  3000c0>]< 4(>r[e t _ f9a7s.t8_6s3852] r10: 0000000c  r9 : c1ad2d48  r8 : c15ec020

 2959 17:35:25.794726  scall+0x0/0<x42>8[) 

 2960 17:35:25.794947   

 2961 17:35:25.835946   #9 7[. 8 1074] r7 : c6917f60  r6 : 0000000c  r5 : c6b5b000  r4 : 00000000

 2962 17:35:25.836434   97.240933]<4 >E[x c e p9t7i.o8n79683] r3 : 7901cef5  r2 : 7901cef5  r1 : ef7c05e0  r0 : 00000026

 2963 17:35:25.836720  stack(0xc68ad<f4a>8[  t o  907.x888293] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2964 17:35:25.836962  68adff0)

 2965 17:35:25.837198  #< 4[> [    9 79.72.4867596] Control: 10c5387d  Table: 16abc04a  DAC: 00000051

 2966 17:35:25.837427  258] dfa0:< 0 > [       9 7 . 9 05424] Process cat (pid: 2373, stack limit = 0xd0aa5874)

 2967 17:35:25.837658         0000<000>1[1   0 0970.09013251] Stack: (0xc6917e50 to 0xc6918000)

 2968 17:35:25.879150  11 00000001 b6df<400>0[0   0 0907.919694] 7e40:                                     00000027 c6b5b000 c6917e74 c6917e68

 2969 17:35:25.879680  0011 00000001

 2970 17:35:25.879966  <#0 >[[      9977.930211] 7e60: c0c58efc c1397558 c6917e9c c6917e78 c0c593fc c0c58edc c0c592dc c5fd72c0

 2971 17:35:25.880212  254707] dfc0: <000>0[0 0 0 1917 .940645] 7e80: b6e0f000 0000000c c30239c0 c6917f60 c6917ec4 c6917ea0 c07e29dc c0c592e8

 2972 17:35:25.880450  0000011 7ff00000< 00>0[ 0 0 09070951077] 7ea0: 00000000 c5fd72c0 b6e0f000 c290d000 c6917f60 c07e2978 c6917f5c c6917ec8

 2973 17:35:25.922263  4 00000001 b6df400<00 >0[0 0 2 097.961510] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6916000

 2974 17:35:25.922759  00 0050fe38

 2975 17:35:25.923050  # [< 0 > [9 7 . 2967.972116] 7ee0: b6e0f000 00020000 00000004 0000000c 0001fff4 c6917ee0 00000001 b6e0e000

 2976 17:35:25.923325  155] dfe0: 000<000>0[0 4   b9e7c.982633] 7f00: c5991400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2977 17:35:25.923572  f7e8 b6eba33b b6e<303>6[1 6 

 2978 17:35:25.923800   

 2979 17:35:25.924021  9#.993068] 7f20: 00000000 00000000 c13ac870 7901cef5 c206b700 c5fd72c0 c5fd72c0 c6916000

 2980 17:35:25.965344   [   97.268483<]0 >C[o d e :9 8e.003585] 7f40: b6e0f000 00000000 00000000 00000004 c6917f94 c6917f60 c059c9b0 c059c304

 2981 17:35:25.965835  a01004 e3030c58 <e03>4[c 0 1 a9d8.014020] 7f60: 00000000 00000000 c6917fac 7901cef5 0000000c 0000000c 7ff00000 00000004

 2982 17:35:25.966117  eb1cc95c (e5943000<)0 >

 2983 17:35:25.966354  [

 2984 17:35:25.966584   #   [98.024540] 7f80: c03002e4 c6916000 c6917fa4 c6917f98 c059ca40 c059c948 00000000 c6917fa8

 2985 17:35:25.966813    97.274854] -<-0->[[  e n d9 8t.035143] 7fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e0f000 0000000c 00000001

 2986 17:35:26.008456  ace 6c61b7a51df<80f>4[6 a   ]9-8-045576] 7fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e0f000 00020000 0050fe38

 2987 17:35:26.008944  -

 2988 17:35:26.009229  # ACCESS_USER<S0P>A[C E :  9m8.056009] 7fe0: 00000004 beb847e8 b6ed533b b6e4e616 60080030 00000001 00000000 00000000

 2989 17:35:26.009474  ssing 'call trac<e0:>'[:   [ F9A8.066522] Backtrace: 

 2990 17:35:26.009700  L]

 2991 17:35:26.009920  not ok 37 selftests: l<k0d>t[   98.071324] [<c139754c>] (lkdtm_ACCESS_NULL) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 2992 17:35:26.010205  : ACCESS_USER<S0P>A[C E . s9h8 .#82355]  r5:c6b5b000 r4:00000027

 2993 17:35:26.010444   exit=1

 2994 17:35:26.051630  # selftests:< 0l>k[d t m98.088104] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 2995 17:35:26.052110  : ACCESS_NULL.sh

 2996 17:35:26.052381  <0>[   98.098628] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2997 17:35:26.052622  <0>[   98.108360]  r9:c6917f60 r8:c30239c0 r7:0000000c r6:b6e0f000 r5:c5fd72c0 r4:c0c592dc

 2998 17:35:26.052853  <0>[   98.116381] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2999 17:35:26.053079  <0>[   98.124481]  r9:c07e2978 r8:c6917f60 r7:c290d000 r6:b6e0f000 r5:c5fd72c0 r4:00000000

 3000 17:35:26.094953  <0>[   98.132496] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3001 17:35:26.095483  <0>[   98.139901]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c6916000 r5:c5fd72c0

 3002 17:35:26.095773  <0>[   98.147996]  r4:c5fd72c0

 3003 17:35:26.096020  <0>[   98.150802] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3004 17:35:26.096254  <0>[   98.158209]  r9:c6916000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c

 3005 17:35:26.096481  <0>[   98.166226] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3006 17:35:26.096705  <0>[   98.174061] Exception stack(0xc6917fa8 to 0xc6917ff0)

 3007 17:35:26.142087  <0>[   98.179382] 7fa0:                   0000000c 0000000c 00000001 b6e0f000 0000000c 00000001

 3008 17:35:26.142254  <0>[   98.187829] 7fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e0f000 00020000 0050fe38

 3009 17:35:26.142321  <0>[   98.196273] 7fe0: 00000004 beb847e8 b6ed533b b6e4e616

 3010 17:35:26.142382  <0>[   98.201596] Code: e3030c58 e34c01ad e1a01004 ebffd3b8 (e5945000) 

 3011 17:35:26.142441  <4>[   98.208026] ---[ end trace 6c61b7a51df8f46b ]---

 3012 17:35:26.142496  # Segmentation fault

 3013 17:35:26.265020  # [   97.725850] lkdtm: Performing direct entry ACCESS_NULL

 3014 17:35:26.265129  # [   97.734070] lkdtm: attempting bad read at 00000000

 3015 17:35:26.265184  # [   97.742118] 8<--- cut here ---

 3016 17:35:26.265231  # [   97.748142] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3017 17:35:26.265277  # [   97.759382] pgd = 58448054

 3018 17:35:26.265321  # [   97.765213] [00000000] *pgd=00000000

 3019 17:35:26.265366  # [   97.771920] Internal error: Oops: 5 [#11] SMP ARM

 3020 17:35:26.308628  # [   97.779706] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3021 17:35:26.309059  # [   97.814720] CPU: 3 PID: 2373 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3022 17:35:26.309336  # [   97.824887] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3023 17:35:26.309560  # [   97.833507] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3024 17:35:26.351570  # [   97.840895] LR is at __irq_work_queue_local+0x40/0x74

 3025 17:35:26.352038  # [   97.848285] pc : [<c1397574>]    lr : [<c049e128>]    psr: 60080013

 3026 17:35:26.352294  # [   97.856632] sp : c6917e50  ip : c6917d58  fp : c6917e64

 3027 17:35:26.352513  # [   97.863852] r10: 0000000c  r9 : c1ad2d48  r8 : c15ec020

 3028 17:35:26.352723  # [   97.871074] r7 : c6917f60  r6 : 0000000c  r5 : c6b5b000  r4 : 00000000

 3029 17:35:26.352933  # [   97.879683] r3 : 7901cef5  r2 : 7901cef5  r1 : ef7c05e0  r0 : 00000026

 3030 17:35:26.353138  # [   97.888293] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3031 17:35:26.394848  # [   97.897596] Control: 10c5387d  Table: 16abc04a  DAC: 00000051

 3032 17:35:26.395354  # [   97.905424] Process cat (pid: 2373, stack limit = 0xd0aa5874)

 3033 17:35:26.395636  # [   97.913251] Stack: (0xc6917e50 to 0xc6918000)

 3034 17:35:26.395860  # [   97.919694] 7e40:                                     00000027 c6b5b000 c6917e74 c6917e68

 3035 17:35:26.396071  # [   97.930211] 7e60: c0c58efc c1397558 c6917e9c c6917e78 c0c593fc c0c58edc c0c592dc c5fd72c0

 3036 17:35:26.396276  # [   97.940645] 7e80: b6e0f000 0000000c c30239c0 c6917f60 c6917ec4 c6917ea0 c07e29dc c0c592e8

 3037 17:35:26.437677  # [   97.951077] 7ea0: 00000000 c5fd72c0 b6e0f000 c290d000 c6917f60 c07e2978 c6917f5c c6917ec8

 3038 17:35:26.438135  # [   97.961510] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c6916000

 3039 17:35:26.438402  # [   97.972116] 7ee0: b6e0f000 00020000 00000004 0000000c 0001fff4 c6917ee0 00000001 b6e0e000

 3040 17:35:26.438620  # [   97.982633] 7f00: c5991400 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3041 17:35:26.438830  # [   97.993068] 7f20: 00000000 00000000 c13ac870 7901cef5 c206b700 c5fd72c0 c5fd72c0 c6916000

 3042 17:35:26.480890  # [   98.003585] 7f40: b6e0f000 00000000 00000000 00000004 c6917f94 c6917f60 c059c9b0 c059c304

 3043 17:35:26.481371  # [   98.014020] 7f60: 00000000 00000000 c6917fac 7901cef5 0000000c 0000000c 7ff00000 00000004

 3044 17:35:26.481655  # [   98.024540] 7f80: c03002e4 c6916000 c6917fa4 c6917f98 c059ca40 c059c948 00000000 c6917fa8

 3045 17:35:26.481873  # [   98.035143] 7fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e0f000 0000000c 00000001

 3046 17:35:26.482080  # [   98.045576] 7fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e0f000 00020000 0050fe38

 3047 17:35:26.523924  # [   98.056009] 7fe0: 00000004 beb847e8 b6ed533b b6e4e616 60080030 00000001 00000000 00000000

 3048 17:35:26.524421  # [   98.066522] Backtrace: 

 3049 17:35:26.524701  # [   98.071324] [<c139754c>] (lkdtm_ACCESS_NULL) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3050 17:35:26.524940  # [   98.082355]  r5:c6b5b000 r4:00000027

 3051 17:35:26.525169  # [   98.088104] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3052 17:35:26.525394  # [   98.098628] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3053 17:35:26.525622  # [   98.108360]  r9:c6917f60 r8:c30239c0 r7:0000000c r6:b6e0f000 r5:c5fd72c0 r4:c0c592dc

 3054 17:35:26.567029  # [   98.116381] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3055 17:35:26.567523  # [   98.124481]  r9:c07e2978 r8:c6917f60 r7:c290d000 r6:b6e0f000 r5:c5fd72c0 r4:00000000

 3056 17:35:26.567790  # [   98.132496] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3057 17:35:26.568012  # [   98.139901]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c691<6>[   98.634158] lkdtm: Performing direct entry WRITE_RO

 3058 17:35:26.568226  6000 r5:c5fd72c0

 3059 17:35:26.568435  # [   98.147996<6>[   98.640827] lkdtm: attempting bad rodata write at c15ec2b8

 3060 17:35:26.568638  ]  r4:c5fd72c0

 3061 17:35:26.610301  # [   98.<115>0[8  98.649369] 8<--- cut here ---

 3062 17:35:26.610758  02] [<c059c93c>] (ksy<s1_>w[r i t98.655116] Unable to handle kernel paging request at virtual address c15ec2b8

 3063 17:35:26.611029  e) from [<c059ca40><]1 >([s y s _8.664862] pgd = e0976da3

 3064 17:35:26.611247  write+0x18/0x1c)

 3065 17:35:26.611485  # [   98.158209<1>[   98.670008] [c15ec2b8] *pgd=1141941e(bad)

 3066 17:35:26.611689  ]  r9:c6916000 r8:c03002e4 r7:00<0>[   98.677161] Internal error: Oops: 80d [#12] SMP ARM

 3067 17:35:26.653245  00004 r6:7ff00000 r5:0000000c r4:<4>[   98.685076] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3068 17:35:26.653749  0000000c

 3069 17:35:26.654034  # [   98.166226] [<c059<4>[   98.720092] CPU: 3 PID: 2448 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3070 17:35:26.696461  ca28>] (sys_write)< 4f>r[o m   [98.730956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3071 17:35:26.696947  c03000c0>] (ret_fast_syscall+0x0/<4>[   98.739938] PC is at lkdtm_WRITE_RO+0x44/0x50

 3072 17:35:26.697219  0x28)

 3073 17:35:26.697462  # [   98.174061<]4 >E[x c  98.747413] LR is at 0x0

 3074 17:35:26.697697  ption stack(0xc691<74f>a[ 8   t9o.752555] pc : [<c1397390>]    lr : [<00000000>]    psr: 60080013

 3075 17:35:26.697925   0xc6917ff0)

 3076 17:35:26.698149  # [  < 49>8[. 1 7 98.761175] sp : c46cde50  ip : 00000027  fp : c46cde64

 3077 17:35:26.698373  382] 7fa0:            < 4 > [     98.768838] r10: 00000009  r9 : c1ad2d54  r8 : c15ec020

 3078 17:35:26.739697   0000000c 0000000c <040>0[0 0 0 08.776674] r7 : c46cdf60  r6 : 00000009  r5 : c6b55000  r4 : c15ec2b8

 3079 17:35:26.740186  1 b6e0f000 0000000c 0<040>0[0 0 098.785640] r3 : 0198b861  r2 : aa55aa55  r1 : ef7c05e4  r0 : c1ad3b58

 3080 17:35:26.740476  1

 3081 17:35:26.740720  # [   98.187829] 7fc<04:> [0 0 98.794693] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3082 17:35:26.740959  00000c 0000000c 7ff0<04>0[0 0   08.804437] Control: 10c5387d  Table: 16dfc04a  DAC: 00000051

 3083 17:35:26.741195  0000004 00000001 b6e0f000 <00>0[0  98.812622] Process cat (pid: 2448, stack limit = 0x971c8b13)

 3084 17:35:26.741427  20000 0050fe38

 3085 17:35:26.782820  # [< 0 > [9 8 . 18.821065] Stack: (0xc46cde50 to 0xc46ce000)

 3086 17:35:26.783374  96273] 7fe0: 00000004 beb847e<80 [   98.827866] de40:                                     00000028 c6b55000 c46cde74 c46cde68

 3087 17:35:26.783685  b6ed533b b6e4e616

 3088 17:35:26.783926  # [   98.20<10>[   98.838916] de60: c0c58efc c1397358 c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c5fd77c0

 3089 17:35:26.784161  96] Code: e3030c58 e34c01ad e<10a[   98.850050] de80: b6e92000 00000009 c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 3090 17:35:26.784394  01004 ebffd3b8 (e5945000) 

 3091 17:35:26.825995  # [< >[   98.861100] dea0: 00000000 c5fd77c0 b6e92000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 3092 17:35:26.826487    98.208026] ---[ end trace 6c<60>[   98.872234] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c46cc000

 3093 17:35:26.826774  b7a51df8f46b ]---

 3094 17:35:26.827011  # ACCESS_NUL<L>[   98.883370] dee0: b6e92000 00020000 00000004 00000009 0001fff7 c46cdee0 00000001 b6e91000

 3095 17:35:26.827241  : missing 'call trace:': [F<A0I>L   98.894501] df00: c5c5f7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3096 17:35:26.827512  ]

 3097 17:35:26.869064  not ok 38 selftests: lkdt<m0:>[   98.905465] df20: 00000000 00000000 c13ac870 b16f3e08 c206b700 c5fd77c0 c5fd77c0 c46cc000

 3098 17:35:26.869564  ACCESS_NULL.sh # exit=1

 3099 17:35:26.869854  # se<l0f[   98.916515] df40: b6e92000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 3100 17:35:26.870098  tests: lkdtm: WRITE_RO.sh

 3101 17:35:26.870325  <0>[   98.927563] df60: 00000000 00000000 c46cdfac b16f3e08 00000009 00000009 7ff00000 00000004

 3102 17:35:26.870557  <0>[   98.938350] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 3103 17:35:26.912616  <0>[   98.946819] dfa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e92000 00000009 00000001

 3104 17:35:26.913109  <0>[   98.955289] dfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e92000 00020000 004ffe38

 3105 17:35:26.913385  <0>[   98.963757] dfe0: 00000004 bec2f7e8 b6f5833b b6ed1616 60080030 00000001 00000000 00000000

 3106 17:35:26.913625  <0>[   98.972213] Backtrace: 

 3107 17:35:26.913857  <0>[   98.974979] [<c139734c>] (lkdtm_WRITE_RO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3108 17:35:26.914099  <0>[   98.983275]  r5:c6b55000 r4:00000028

 3109 17:35:26.914331  <0>[   98.987149] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3110 17:35:26.955984  <0>[   98.995462] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3111 17:35:26.956446  <0>[   99.003678]  r9:c46cdf60 r8:c30239c0 r7:00000009 r6:b6e92000 r5:c5fd77c0 r4:c0c592dc

 3112 17:35:26.956710  <0>[   99.011730] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3113 17:35:26.956933  <0>[   99.019857]  r9:c07e2978 r8:c46cdf60 r7:c290d000 r6:b6e92000 r5:c5fd77c0 r4:00000000

 3114 17:35:26.957142  <0>[   99.027899] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3115 17:35:26.999379  <0>[   99.035330]  r10:00000004 r9:00000000 r8:00000000 r7:b6e92000 r6:c46cc000 r5:c5fd77c0

 3116 17:35:26.999866  <0>[   99.043440]  r4:c5fd77c0

 3117 17:35:27.000148  <0>[   99.046273] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3118 17:35:27.000391  <0>[   99.053705]  r9:c46cc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009

 3119 17:35:27.000624  <0>[   99.061748] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3120 17:35:27.000851  <0>[   99.069603] Exception stack(0xc46cdfa8 to 0xc46cdff0)

 3121 17:35:27.001075  <0>[   99.074949] dfa0:                   00000009 00000009 00000001 b6e92000 00000009 00000001

 3122 17:35:27.035658  <0>[   99.083420] dfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e92000 00020000 004ffe38

 3123 17:35:27.035823  <0>[   99.091885] dfe0: 00000004 bec2f7e8 b6f5833b b6ed1616

 3124 17:35:27.035887  <0>[   99.097231] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) 

 3125 17:35:27.035937  <4>[   99.103622] ---[ end trace 6c61b7a51df8f46c ]---

 3126 17:35:27.035985  # Segmentation fault

 3127 17:35:27.197126  # [   98.634158] lkdtm: Performing direct entry WRITE_RO

 3128 17:35:27.197555  # [   98.640827] lkdtm: attempting bad rodata write at c15ec2b8

 3129 17:35:27.197838  # [   98.649369] 8<--- cut here ---

 3130 17:35:27.198059  # [   98.655116] Unable to handle kernel paging request at virtual address c15ec2b8

 3131 17:35:27.198273  # [   98.664862] pgd = e0976da3

 3132 17:35:27.198476  # [   98.670008] [c15ec2b8] *pgd=1141941e(bad)

 3133 17:35:27.198679  # [   98.677161] Internal error: Oops: 80d [#12] SMP ARM

 3134 17:35:27.240190  # [   98.685076] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3135 17:35:27.240660  # [   98.720092] CPU: 3 PID: 2448 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3136 17:35:27.240927  # [   98.730956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3137 17:35:27.241151  # [   98.739938] PC is at lkdtm_WRITE_RO+0x44/0x50

 3138 17:35:27.283068  # [   98.747413] LR is at 0x0

 3139 17:35:27.283567  # [   98.752555] pc : [<c1397390>]    lr : [<00000000>]    psr: 60080013

 3140 17:35:27.283842  # [   98.761175] sp : c46cde50  ip : 00000027  fp : c46cde64

 3141 17:35:27.284060  # [   98.768838] r10: 00000009  r9 : c1ad2d54  r8 : c15ec020

 3142 17:35:27.284266  # [   98.776674] r7 : c46cdf60  r6 : 00000009  r5 : c6b55000  r4 : c15ec2b8

 3143 17:35:27.284472  # [   98.785640] r3 : 0198b861  r2 : aa55aa55  r1 : ef7c05e4  r0 : c1ad3b58

 3144 17:35:27.284673  # [   98.794693] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3145 17:35:27.326303  # [   98.804437] Control: 10c5387d  Table: 16dfc04a  DAC: 00000051

 3146 17:35:27.326768  # [   98.812622] Process cat (pid: 2448, stack limit = 0x971c8b13)

 3147 17:35:27.327039  # [   98.821065] Stack: (0xc46cde50 to 0xc46ce000)

 3148 17:35:27.327283  # [   98.827866] de40:                                     00000028 c6b55000 c46cde74 c46cde68

 3149 17:35:27.327509  # [   98.838916] de60: c0c58efc c1397358 c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c5fd77c0

 3150 17:35:27.327717  # [   98.850050] de80: b6e92000 00000009 c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 3151 17:35:27.369266  # [   98.861100] dea0: 00000000 c5fd77c0 b6e92000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 3152 17:35:27.369753  # [   98.872234] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13ac870 c059c9b0 c46cc000

 3153 17:35:27.370031  # [   98.883370] dee0: b6e92000 00020000 00000004 00000009 0001fff7 c46cdee0 00000001 b6e91000

 3154 17:35:27.370251  # [   98.894501] df00: c5c5f7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3155 17:35:27.370459  # [   98.905465] df20: 00000000 00000000 c13ac870 b16f3e08 c206b700 c5fd77c0 c5fd77c0 c46cc000

 3156 17:35:27.412320  # [   98.916515] df40: b6e92000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 3157 17:35:27.412779  # [   98.927563] df60: 00000000 00000000 c46cdfac b16f3e08 00000009 00000009 7ff00000 00000004

 3158 17:35:27.413036  # [   98.938350] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 3159 17:35:27.413251  # [   98.946819] dfa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e92000 00000009 00000001

 3160 17:35:27.413457  # [   98.955289] dfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e92000 00020000 004ffe38

 3161 17:35:27.413665  # [   98.963757] dfe0: 00000004 bec2f7e8 b6f5833b b6ed1616 60080030 00000001 00000000 00000000

 3162 17:35:27.455403  # [   98.972213] Backtrace: 

 3163 17:35:27.455890  # [   98.974979] [<c139734c>] (lkdtm_WRITE_RO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3164 17:35:27.456169  # [   98.983275]  r5:c6b55000 r4:00000028

 3165 17:35:27.456409  # [   98.987149] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3166 17:35:27.456634  # [   98.995462] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3167 17:35:27.456857  # [   99.003678]  r9:c46cdf60 r8:c30239c0 r7:00000009 r6:b6e92000 r5:c5fd77c0 r4:c0c592dc

 3168 17:35:27.498322  # [   99.011730] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3169 17:35:27.498807  # [   99.019857]  r9:c07e2978 r8:c46cdf60 r7:c290d000 r6:b6e92000 r5:c5fd77c0 r4:00000000

 3170 17:35:27.499084  # [   99.027899] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3171 17:35:27.499356  # [   99.035330]  r10:00000004 r9:00<6>[   99.560340] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3172 17:35:27.499590  000000 r8:00000000 r7:b6e92000 r6<6>[   99.568373] lkdtm: attempting bad ro_after_init write at c1b84c74

 3173 17:35:27.499805  :c46cc000 r5:c5fd77c0

 3174 17:35:27.500007  # [   99.0<1>[   99.577638] 8<--- cut here ---

 3175 17:35:27.541655  43440]  r4:c5fd77c0

 3176 17:35:27.542116  # <[1 > [  9 99.583684] Unable to handle kernel paging request at virtual address c1b84c74

 3177 17:35:27.542381  9.046273] [<c059c<913>[c > ]  9(9.593508] pgd = 7881466e

 3178 17:35:27.542635  sys_write) from [<c059ca40>] (sys<1>[   99.598554] [c1b84c74] *pgd=11a1941e(bad)

 3179 17:35:27.542868  _write+0x18/0x1c)

 3180 17:35:27.543089  # [< 0 > [ 9 999.605687] Internal error: Oops: 80d [#13] SMP ARM

 3181 17:35:27.584752  .053705]  r9:c46cc000 r8:c03002e4<4>[   99.613076] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3182 17:35:27.585261   r7:00000004 r6:7ff00000 r5<:40>[   99.648075] CPU: 1 PID: 2523 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3183 17:35:27.585552  000009 r4:00000009<

 3184 17:35:27.585797  4

 3185 17:35:27.586031  >#[  [    99.658585] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3186 17:35:27.627892  99.061748] [<c059ca28>] (sys_w<r4>[   99.667548] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3187 17:35:27.628390  te) from [<c03000c0>] (re<t4_>f[a  99.675800] LR is at __irq_work_queue_local+0x40/0x74

 3188 17:35:27.628671  st_syscall+0x0/0x<248>)[

 3189 17:35:27.628909   

 3190 17:35:27.629139   #  9[.683532] pc : [<c1397400>]    lr : [<c049e128>]    psr: 60080013

 3191 17:35:27.629369     99.069603] <E4>x[c e p t9i9o.n92136] sp : c6a65e50  ip : c6a65d58  fp : c6a65e64

 3192 17:35:27.629594   stack(0xc46cdfa<84 >t[o   0 x9c9.699528] r10: 00000014  r9 : c1ad2d60  r8 : c15ec020

 3193 17:35:27.629821  6cdff0)

 3194 17:35:27.670960  # [   9<94.>0[7 4 9 4999.707091] r7 : c6a65f60  r6 : 00000014  r5 : c6b8f000  r4 : c1b84c74

 3195 17:35:27.671491   dfa0:          < 4 > [       9 9.715956] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad3b58

 3196 17:35:27.671791  00000009 00000009 <040>0[0 0 0 099.724824] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3197 17:35:27.672045   b6e92000 00000<040>9[   0 09090.734382] Control: 10c5387d  Table: 1690c04a  DAC: 00000051

 3198 17:35:27.672277  001

 3199 17:35:27.672504  # [   99.08342<00]> [d f c 09.742381] Process cat (pid: 2523, stack limit = 0xeb17b65e)

 3200 17:35:27.714015  : 00000009 000<000>0[0 9   79f9f.750552] Stack: (0xc6a65e50 to 0xc6a66000)

 3201 17:35:27.714504  0000 00000004 0000000<10 >b[6 e 999.757166] 5e40:                                     00000029 c6b8f000 c6a65e74 c6a65e68

 3202 17:35:27.714793  2000 00020000 004ffe38

 3203 17:35:27.715037  <#0 >[[    99.767857] 5e60: c0c58efc c13973a8 c6a65e9c c6a65e78 c0c593fc c0c58edc c0c592dc c5990dc0

 3204 17:35:27.715294   99.091885] dfe0: 000<000>0[0 4  99.778718] 5e80: b6dfa000 00000014 c30239c0 c6a65f60 c6a65ec4 c6a65ea0 c07e29dc c0c592e8

 3205 17:35:27.715531  bec2f7e8 b6f5833b b6ed<106>1[6 

 3206 17:35:27.757072    99.789406] 5ea0: 00000000 c5990dc0 b6dfa000 c290d000 c6a65f60 c07e2978 c6a65f5c c6a65ec8

 3207 17:35:27.757566  # [   99.097231] Code:< 0e>3[4 a  99.800181] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c596d3a4 c059c9b0 c6a64000

 3208 17:35:27.757850  bcd e3030b58 e34c01<a0d> [e 0 2 39.810956] 5ee0: b6dfa000 00020000 00000004 00000014 0001ffec c6a65ee0 00000001 00000805

 3209 17:35:27.758092  3002 (e5843000) 

 3210 17:35:27.758322  #< 0[> [    9 99.821559] 5f00: c6a50140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3211 17:35:27.800273  .103622] ---[ end tra<c0e> [6 c 699.832162] 5f20: 00000000 00000000 c6a64000 bda7295d b6df9000 c5990dc0 c5990dc0 c6a64000

 3212 17:35:27.800770  1b7a51df8f46c ]---

 3213 17:35:27.801062  # W<R0I>T[E _ 99.842852] 5f40: b6dfa000 00000000 00000000 00000004 c6a65f94 c6a65f60 c059c9b0 c059c304

 3214 17:35:27.801309  RO: missing 'call trac<e0:>'[:    99.853627] 5f60: 00000000 00000000 c6a65fac bda7295d 00000014 00000014 7ff00000 00000004

 3215 17:35:27.801542  FAIL]

 3216 17:35:27.801768  not ok 39 self<t0e>s[t s :99.864402] 5f80: c03002e4 c6a64000 c6a65fa4 c6a65f98 c059ca40 c059c948 00000000 c6a65fa8

 3217 17:35:27.843507   lkdtm: WRITE_RO.sh # <e0x>i[t =  99.875091] 5fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6dfa000 00000014 00000001

 3218 17:35:27.843997  

 3219 17:35:27.844276  # selftests: lkdtm: <W0R>I[T E  99.885867] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dfa000 00020000 004cfe38

 3220 17:35:27.844517  RO_AFTER_INIT.sh

 3221 17:35:27.844743  <0>[   99.896641] 5fe0: 00000004 becac7e8 b6ec033b b6e39616 60080030 00000001 00000000 00000000

 3222 17:35:27.844966  <0>[   99.906630] Backtrace: 

 3223 17:35:27.845185  <0>[   99.909358] [<c139739c>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3224 17:35:27.845409  <0>[   99.918585]  r5:c6b8f000 r4:00000029

 3225 17:35:27.886772  <0>[   99.922431] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3226 17:35:27.887297  <0>[   99.930713] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3227 17:35:27.887590  <0>[   99.938901]  r9:c6a65f60 r8:c30239c0 r7:00000014 r6:b6dfa000 r5:c5990dc0 r4:c0c592dc

 3228 17:35:27.887835  <0>[   99.946922] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3229 17:35:27.888065  <0>[   99.955022]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6dfa000 r5:c5990dc0 r4:00000000

 3230 17:35:27.888293  <0>[   99.963036] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3231 17:35:27.929950  <0>[   99.970443]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfa000 r6:c6a64000 r5:c5990dc0

 3232 17:35:27.930441  <0>[   99.978537]  r4:c5990dc0

 3233 17:35:27.930723  <0>[   99.981342] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3234 17:35:27.930962  <0>[   99.988749]  r9:c6a64000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014

 3235 17:35:27.931194  <0>[   99.996762] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3236 17:35:27.931453  <0>[  100.004598] Exception stack(0xc6a65fa8 to 0xc6a65ff0)

 3237 17:35:27.971479  <0>[  100.009917] 5fa0:                   00000014 00000014 00000001 b6dfa000 00000014 00000001

 3238 17:35:27.971660  <0>[  100.018367] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dfa000 00020000 004cfe38

 3239 17:35:27.971735  <0>[  100.026812] 5fe0: 00000004 becac7e8 b6ec033b b6e39616

 3240 17:35:27.971797  <0>[  100.032134] Code: e34a3bcd e3030b58 e34c01ad e0233002 (e5843000) 

 3241 17:35:27.971855  <4>[  100.038499] ---[ end trace 6c61b7a51df8f46d ]---

 3242 17:35:27.971911  # Segmentation fault

 3243 17:35:28.098052  # [   99.560340] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3244 17:35:28.098203  # [   99.568373] lkdtm: attempting bad ro_after_init write at c1b84c74

 3245 17:35:28.098259  # [   99.577638] 8<--- cut here ---

 3246 17:35:28.098307  # [   99.583684] Unable to handle kernel paging request at virtual address c1b84c74

 3247 17:35:28.098353  # [   99.593508] pgd = 7881466e

 3248 17:35:28.098397  # [   99.598554] [c1b84c74] *pgd=11a1941e(bad)

 3249 17:35:28.098442  # [   99.605687] Internal error: Oops: 80d [#13] SMP ARM

 3250 17:35:28.141785  # [   99.613076] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3251 17:35:28.142263  # [   99.648075] CPU: 1 PID: 2523 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3252 17:35:28.142519  # [   99.658585] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3253 17:35:28.184729  # [   99.667548] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3254 17:35:28.185187  # [   99.675800] LR is at __irq_work_queue_local+0x40/0x74

 3255 17:35:28.185453  # [   99.683532] pc : [<c1397400>]    lr : [<c049e128>]    psr: 60080013

 3256 17:35:28.185679  # [   99.692136] sp : c6a65e50  ip : c6a65d58  fp : c6a65e64

 3257 17:35:28.185888  # [   99.699528] r10: 00000014  r9 : c1ad2d60  r8 : c15ec020

 3258 17:35:28.186097  # [   99.707091] r7 : c6a65f60  r6 : 00000014  r5 : c6b8f000  r4 : c1b84c74

 3259 17:35:28.186299  # [   99.715956] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad3b58

 3260 17:35:28.227604  # [   99.724824] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3261 17:35:28.228058  # [   99.734382] Control: 10c5387d  Table: 1690c04a  DAC: 00000051

 3262 17:35:28.228312  # [   99.742381] Process cat (pid: 2523, stack limit = 0xeb17b65e)

 3263 17:35:28.228533  # [   99.750552] Stack: (0xc6a65e50 to 0xc6a66000)

 3264 17:35:28.228741  # [   99.757166] 5e40:                                     00000029 c6b8f000 c6a65e74 c6a65e68

 3265 17:35:28.228943  # [   99.767857] 5e60: c0c58efc c13973a8 c6a65e9c c6a65e78 c0c593fc c0c58edc c0c592dc c5990dc0

 3266 17:35:28.229147  # [   99.778718] 5e80: b6dfa000 00000014 c30239c0 c6a65f60 c6a65ec4 c6a65ea0 c07e29dc c0c592e8

 3267 17:35:28.270663  # [   99.789406] 5ea0: 00000000 c5990dc0 b6dfa000 c290d000 c6a65f60 c07e2978 c6a65f5c c6a65ec8

 3268 17:35:28.271123  # [   99.800181] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c596d3a4 c059c9b0 c6a64000

 3269 17:35:28.271417  # [   99.810956] 5ee0: b6dfa000 00020000 00000004 00000014 0001ffec c6a65ee0 00000001 00000805

 3270 17:35:28.271641  # [   99.821559] 5f00: c6a50140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3271 17:35:28.271849  # [   99.832162] 5f20: 00000000 00000000 c6a64000 bda7295d b6df9000 c5990dc0 c5990dc0 c6a64000

 3272 17:35:28.313618  # [   99.842852] 5f40: b6dfa000 00000000 00000000 00000004 c6a65f94 c6a65f60 c059c9b0 c059c304

 3273 17:35:28.314073  # [   99.853627] 5f60: 00000000 00000000 c6a65fac bda7295d 00000014 00000014 7ff00000 00000004

 3274 17:35:28.314324  # [   99.864402] 5f80: c03002e4 c6a64000 c6a65fa4 c6a65f98 c059ca40 c059c948 00000000 c6a65fa8

 3275 17:35:28.314543  # [   99.875091] 5fa0: c03000c0 c059ca34 00000014 00000014 00000001 b6dfa000 00000014 00000001

 3276 17:35:28.314756  # [   99.885867] 5fc0: 00000014 00000014 7ff00000 00000004 00000001 b6dfa000 00020000 004cfe38

 3277 17:35:28.356901  # [   99.896641] 5fe0: 00000004 becac7e8 b6ec033b b6e39616 60080030 00000001 00000000 00000000

 3278 17:35:28.357360  # [   99.906630] Backtrace: 

 3279 17:35:28.357621  # [   99.909358] [<c139739c>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3280 17:35:28.357847  # [   99.918585]  r5:c6b8f000 r4:00000029

 3281 17:35:28.358056  # [   99.922431] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3282 17:35:28.358260  # [   99.930713] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3283 17:35:28.400008  # [   99.938901]  r9:c6a65f60 r8:c30239c0 r7:00000014 r6:b6dfa000 r5:c5990dc0 r4:c0c592dc

 3284 17:35:28.400477  # [   99.946922] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3285 17:35:28.400769  # [   99.955022]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6dfa000 r5:c5990dc0 r4:00000000

 3286 17:35:28.401005  # [   99.963036] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3287 17:35:28.401240  # [   99.970443]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfa000 r6:c6a64000 r5:c5990dc0

 3288 17:35:28.401468  # [   99.978537]  r4:c5990dc0

 3289 17:35:28.443142  # [   99.981342] [<c059c93c>] (k<6>[  100.478840] lkdtm: Performing direct entry WRITE_KERN

 3290 17:35:28.443634  sys_write) from [<c059ca40>] (sys<6>[  100.485458] lkdtm: attempting bad 7591432 byte write at c1397274

 3291 17:35:28.443896  _write+0x18/0x1c)

 3292 17:35:28.444115  # [   99.98874<1>[  100.494512] 8<--- cut here ---

 3293 17:35:28.444325  <1>[  100.500615] Unable to handle kernel paging request at virtual address c1397274

 3294 17:35:28.444530  9]  r9:c6a64000 r8:c030<012>e[4  100.508111] pgd = dff363b5

 3295 17:35:28.444739  r7:00000004 r6:7ff00000 r5:000000<1>[  100.513423] [c1397274] *pgd=1121940e(bad)

 3296 17:35:28.444942  14 r4:00000014

 3297 17:35:28.486292  # [   99.996762] <0>[  100.520569] Internal error: Oops: 80d [#14] SMP ARM

 3298 17:35:28.486789  [<c059ca28>] (sys_write) from [<c<4>[  100.528564] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3299 17:35:28.529470  03000c0>] (ret_fast_syscall+0x0/0<4>[  100.563570] CPU: 2 PID: 2598 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3300 17:35:28.529970  x28)

 3301 17:35:28.530251  # [  100.004598] Exceptio<n>[  100.574426] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3302 17:35:28.530496   stack(0xc6a65fa8 to 0xc6a65ff0)

 3303 17:35:28.530724  <4>[  100.583924] PC is at memcpy+0x50/0x330

 3304 17:35:28.530945  

 3305 17:35:28.531163  # [  100.009917] 5fa0:          <4>[  100.590783] LR is at 0xe92dd830

 3306 17:35:28.531422           00000014 00000014 00<040[  100.597046] pc : [<c08d5db0>]    lr : [<e92dd830>]    psr: 20080013

 3307 17:35:28.531650  0001 b6dfa000 00000014 000000<041[  100.606175] sp : c46cde2c  ip : e1a0c00d  fp : c46cde64

 3308 17:35:28.531879  

 3309 17:35:28.572312  # [  100.018367] 5fc0: 0<040>0[  100.614262] r10: 0000000b  r9 : c1ad2d74  r8 : e89da800

 3310 17:35:28.572800  014 00000014 7ff00000 000000<044>[  100.622265] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3311 17:35:28.573080  00000001 b6dfa000 00020000 0<044>[  100.631655] r3 : e1a0c00d  r2 : 0073d568  r1 : c0c59c8c  r0 : c1397274

 3312 17:35:28.573325  fe38

 3313 17:35:28.573553  # [  100.026812] 5fe0: 0000<4>[  100.641050] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3314 17:35:28.615719  0004 becac7e8 b6ec033b b6e396<146[  100.651305] Control: 10c5387d  Table: 15f6c04a  DAC: 00000051

 3315 17:35:28.616226  

 3316 17:35:28.616508  # [  100.032134] Code: e34a3bc<0>[  100.659917] Process cat (pid: 2598, stack limit = 0x971c8b13)

 3317 17:35:28.616756  d e3030b58 e34c01ad e0233002 <(0e[  100.668697] Stack: (0xc46cde2c to 0xc46ce000)

 3318 17:35:28.616989  5843000) 

 3319 17:35:28.617221  # [  100.038499] ---[ <0>[  100.675928] de20:                            c0c59c6c 0073d608 c46cdf60 c15ec020 c1397274

 3320 17:35:28.617450  end trace 6c61b7a51df8f46d ]---

 3321 17:35:28.617672  <0>[  100.687233] de40: c1397274 c1397458 0000002a c6c00000 0000000b c46cdf60 c46cde74 c46cde68

 3322 17:35:28.658703  # WRITE_RO_AFTER_INIT: missing 'c<0>[  100.698529] de60: c0c58efc c1397418 c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c6a50280

 3323 17:35:28.659194  all trace:': [FAIL]

 3324 17:35:28.659513  not ok 40 se<0>[  100.709831] de80: b6df6000 0000000b c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 3325 17:35:28.659764  lftests: lkdtm: WRITE_RO_AFTER_IN<0>[  100.721131] dea0: 00000000 c6a50280 b6df6000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 3326 17:35:28.659994  IT.sh # exit=1

 3327 17:35:28.660215  # selftests: lkdt<0>[  100.732432] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c595fa24 c059c9b0 c46cc000

 3328 17:35:28.702031  m: WRITE_KERN.sh

 3329 17:35:28.702519  <0>[  100.743731] dee0: b6df6000 00020000 00000004 0000000b 0001fff5 c46cdee0 00000001 00000805

 3330 17:35:28.702799  <0>[  100.753728] df00: c6d90500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3331 17:35:28.703040  <0>[  100.762199] df20: 00000000 00000000 c46cc000 79f2df55 b6df5000 c6a50280 c6a50280 c46cc000

 3332 17:35:28.703291  <0>[  100.770668] df40: b6df6000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 3333 17:35:28.745376  <0>[  100.779140] df60: 00000000 00000000 c46cdfac 79f2df55 0000000b 0000000b 7ff00000 00000004

 3334 17:35:28.745867  <0>[  100.787609] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 3335 17:35:28.746153  <0>[  100.796078] dfa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df6000 0000000b 00000001

 3336 17:35:28.746396  <0>[  100.804548] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df6000 00020000 0049fe38

 3337 17:35:28.746629  <0>[  100.813017] dfe0: 00000004 becbd7e8 b6ebc33b b6e35616 60080030 00000001 00000000 00000000

 3338 17:35:28.746852  <0>[  100.821472] Backtrace: 

 3339 17:35:28.788883  <0>[  100.824243] [<c139740c>] (lkdtm_WRITE_KERN) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3340 17:35:28.789404  <0>[  100.832715]  r7:c46cdf60 r6:0000000b r5:c6c00000 r4:0000002a

 3341 17:35:28.789691  <0>[  100.838671] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3342 17:35:28.789933  <0>[  100.846984] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3343 17:35:28.790162  <0>[  100.855196]  r9:c46cdf60 r8:c30239c0 r7:0000000b r6:b6df6000 r5:c6a50280 r4:c0c592dc

 3344 17:35:28.790387  <0>[  100.863247] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3345 17:35:28.832166  <0>[  100.871373]  r9:c07e2978 r8:c46cdf60 r7:c290d000 r6:b6df6000 r5:c6a50280 r4:00000000

 3346 17:35:28.832654  <0>[  100.879414] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3347 17:35:28.832935  <0>[  100.886843]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c46cc000 r5:c6a50280

 3348 17:35:28.833176  <0>[  100.894953]  r4:c6a50280

 3349 17:35:28.833402  <0>[  100.897785] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3350 17:35:28.833629  <0>[  100.905216]  r9:c46cc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b

 3351 17:35:28.880048  <0>[  100.913258] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3352 17:35:28.880502  <0>[  100.921113] Exception stack(0xc46cdfa8 to 0xc46cdff0)

 3353 17:35:28.880759  <0>[  100.926455] dfa0:                   0000000b 0000000b 00000001 b6df6000 0000000b 00000001

 3354 17:35:28.880984  <0>[  100.934928] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df6000 00020000 0049fe38

 3355 17:35:28.881300  <0>[  100.943392] dfe0: 00000004 becbd7e8 b6ebc33b b6e35616

 3356 17:35:28.881539  <0>[  100.948740] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3357 17:35:28.881749  <4>[  100.955130] ---[ end trace 6c61b7a51df8f46e ]---

 3358 17:35:28.895012  # Segmentation fault

 3359 17:35:29.044040  # [  100.478840] lkdtm: Performing direct entry WRITE_KERN

 3360 17:35:29.044123  # [  100.485458] lkdtm: attempting bad 7591432 byte write at c1397274

 3361 17:35:29.044180  # [  100.494512] 8<--- cut here ---

 3362 17:35:29.044228  # [  100.500615] Unable to handle kernel paging request at virtual address c1397274

 3363 17:35:29.044275  # [  100.508111] pgd = dff363b5

 3364 17:35:29.044319  # [  100.513423] [c1397274] *pgd=1121940e(bad)

 3365 17:35:29.044363  # [  100.520569] Internal error: Oops: 80d [#14] SMP ARM

 3366 17:35:29.087600  # [  100.528564] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3367 17:35:29.088072  # [  100.563570] CPU: 2 PID: 2598 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3368 17:35:29.088331  # [  100.574426] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3369 17:35:29.088548  # [  100.583924] PC is at memcpy+0x50/0x330

 3370 17:35:29.130701  # [  100.590783] LR is at 0xe92dd830

 3371 17:35:29.131157  # [  100.597046] pc : [<c08d5db0>]    lr : [<e92dd830>]    psr: 20080013

 3372 17:35:29.131467  # [  100.606175] sp : c46cde2c  ip : e1a0c00d  fp : c46cde64

 3373 17:35:29.131703  # [  100.614262] r10: 0000000b  r9 : c1ad2d74  r8 : e89da800

 3374 17:35:29.131997  # [  100.622265] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3375 17:35:29.132218  # [  100.631655] r3 : e1a0c00d  r2 : 0073d568  r1 : c0c59c8c  r0 : c1397274

 3376 17:35:29.132477  # [  100.641050] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3377 17:35:29.173491  # [  100.651305] Control: 10c5387d  Table: 15f6c04a  DAC: 00000051

 3378 17:35:29.173937  # [  100.659917] Process cat (pid: 2598, stack limit = 0x971c8b13)

 3379 17:35:29.174188  # [  100.668697] Stack: (0xc46cde2c to 0xc46ce000)

 3380 17:35:29.174410  # [  100.675928] de20:                            c0c59c6c 0073d608 c46cdf60 c15ec020 c1397274

 3381 17:35:29.174623  # [  100.687233] de40: c1397274 c1397458 0000002a c6c00000 0000000b c46cdf60 c46cde74 c46cde68

 3382 17:35:29.174831  # [  100.698529] de60: c0c58efc c1397418 c46cde9c c46cde78 c0c593fc c0c58edc c0c592dc c6a50280

 3383 17:35:29.216724  # [  100.709831] de80: b6df6000 0000000b c30239c0 c46cdf60 c46cdec4 c46cdea0 c07e29dc c0c592e8

 3384 17:35:29.217175  # [  100.721131] dea0: 00000000 c6a50280 b6df6000 c290d000 c46cdf60 c07e2978 c46cdf5c c46cdec8

 3385 17:35:29.217423  # [  100.732432] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c595fa24 c059c9b0 c46cc000

 3386 17:35:29.217641  # [  100.743731] dee0: b6df6000 00020000 00000004 0000000b 0001fff5 c46cdee0 00000001 00000805

 3387 17:35:29.217847  # [  100.753728] df00: c6d90500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3388 17:35:29.259645  # [  100.762199] df20: 00000000 00000000 c46cc000 79f2df55 b6df5000 c6a50280 c6a50280 c46cc000

 3389 17:35:29.260132  # [  100.770668] df40: b6df6000 00000000 00000000 00000004 c46cdf94 c46cdf60 c059c9b0 c059c304

 3390 17:35:29.260404  # [  100.779140] df60: 00000000 00000000 c46cdfac 79f2df55 0000000b 0000000b 7ff00000 00000004

 3391 17:35:29.260626  # [  100.787609] df80: c03002e4 c46cc000 c46cdfa4 c46cdf98 c059ca40 c059c948 00000000 c46cdfa8

 3392 17:35:29.260835  # [  100.796078] dfa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6df6000 0000000b 00000001

 3393 17:35:29.302852  # [  100.804548] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df6000 00020000 0049fe38

 3394 17:35:29.303338  # [  100.813017] dfe0: 00000004 becbd7e8 b6ebc33b b6e35616 60080030 00000001 00000000 00000000

 3395 17:35:29.303612  # [  100.821472] Backtrace: 

 3396 17:35:29.303831  # [  100.824243] [<c139740c>] (lkdtm_WRITE_KERN) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3397 17:35:29.304042  # [  100.832715]  r7:c46cdf60 r6:0000000b r5:c6c00000 r4:0000002a

 3398 17:35:29.304249  # [  100.838671] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3399 17:35:29.304451  # [  100.846984] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3400 17:35:29.345828  # [  100.855196]  r9:c46cdf60 r8:c30239c0 r7:0000000b r6:b6df6000 r5:c6a50280 r4:c0c592dc

 3401 17:35:29.346263  # [  100.863247] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3402 17:35:29.346510  # [  100.871373]  r9:c07e2978 r8:c46cdf60 r7:c290d000 r6:b6df6000 r5:c6a50280 r4:00000000

 3403 17:35:29.346726  # [  100.879414] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3404 17:35:29.346936  # [  100.886843]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c46cc000 r5:c6a50280

 3405 17:35:29.388977  # [  100.894953]  r<6>[  101.425513] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3406 17:35:29.389462  4:c6a50280

 3407 17:35:29.389738  # [  100.897785] [<c0<6>[  101.433798] lkdtm: attempting good refcount_inc() without overflow

 3408 17:35:29.389982  59c93c>] (ksys_write) from [<c059<6>[  101.443008] lkdtm: attempting bad refcount_inc() overflow

 3409 17:35:29.390218  ca40>] (sys_write+0x18/0x1c)

 3410 17:35:29.390442  # [<4>[  101.451605] ------------[ cut here ]------------

 3411 17:35:29.390666    100.905216]  r9:c46cc000 r8:c03<4>[  101.459245] WARNING: CPU: 3 PID: 2674 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3412 17:35:29.431975  002e4 r7:00000004 r6:7ff00000 r5:<4>[  101.470827] refcount_t: saturated; leaking memory.

 3413 17:35:29.432468  0000000b r4:0000000b

 3414 17:35:29.432752  # [  100.91<4>[  101.478693] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3415 17:35:29.475355  3258] [<c059ca28>] (sys_write) fr<4>[  101.513735] CPU: 3 PID: 2674 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3416 17:35:29.475851  om [<c0300<04c>0[> ]  1(01r.e5t2_555] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3417 17:35:29.476135  fast_syscall+0x0/0<x42>8[) 

 3418 17:35:29.476374   

 3419 17:35:29.476676  1#01.533079] Backtrace: 

 3420 17:35:29.476919  [  100.921113] Exception stack(0x<4>[  101.537973] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3421 17:35:29.477147  c46cdfa8 to 0xc46cd<f4f>0[) 

 3422 17:35:29.477365   

 3423 17:35:29.477581  1#1.548653]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3424 17:35:29.518414   [  100.926455] dfa0: < 4 > [    101.556744] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3425 17:35:29.518905              0000000b 00000<040>b[  101.566659] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3426 17:35:29.519189  00000001 b6df600<04 >0[0 0 010001.576390]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58

 3427 17:35:29.519467  b 00000001

 3428 17:35:29.519701  # [  100.9<344>9[2 8 101.586478] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3429 17:35:29.561459   dfc0: 000000<04b> [0 0 0100010.096558]  r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c2fc8000

 3430 17:35:29.561948  b 7ff00000 00000004< 40>0[0 0 0101.604389] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3431 17:35:29.562230  01 b6df6000 00020<040>0[  0 01409.615775]  r9:c1ad2d80 r8:c15ec020 r7:c2fc9f60 r6:00000016 r5:c6b53000 r4:c2fc8000

 3432 17:35:29.562476  fe38

 3433 17:35:29.562708  # [  100.943392] dfe<04:> [  101.625866] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f80>] (__refcount_add.constprop.0+0x44/0x58)

 3434 17:35:29.604672  0000004 becbd7e8 b6ebc<343>b[  b 101.638293] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397888>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3435 17:35:29.605168  e35616

 3436 17:35:29.605444  # [  100.948<744>0[]   C101.650979] [<c1397810>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3437 17:35:29.605684  de: f5d1f05<c4 >f[5 d 11f0017.c6 2621]  r4:0000002b

 3438 17:35:29.605919  e8b151f8 e2522020 (e<84a>0[5 1 f101.667242] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3439 17:35:29.606148  ) 

 3440 17:35:29.606375  # [  100.955130] ---[ <e4n>d[  101.677766] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3441 17:35:29.647808  trace 6c61b7a51df8f46<e4 >][- - -01.688454]  r9:c2fc9f60 r8:c30239c0 r7:00000016 r6:b6df6000 r5:c5ae3b80 r4:c0c592dc

 3442 17:35:29.648318  

 3443 17:35:29.648603  # WRITE_KERN: missing 'cal<l4 >[  101.698718] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3444 17:35:29.648846  race:': [FAIL]

 3445 17:35:29.649070  <

 3446 17:35:29.649288  4n>o[t   o1k0 14709402]  r9:c07e2978 r8:c2fc9f60 r7:c290d000 r6:b6df6000 r5:c5ae3b80 r4:00000000

 3447 17:35:29.649519  1 selftests: lkdtm:< 4W>R[I T E1_1.719403] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3448 17:35:29.649748  KERN.sh # exit=1<

 3449 17:35:29.649962  4

 3450 17:35:29.690846  >#[  s e1l0f1.728966]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c2fc8000 r5:c5ae3b80

 3451 17:35:29.691337  ests: <l4k>d[t m :1 0R1E.F7C3O9U131]  r4:c5ae3b80

 3452 17:35:29.691609  T_INC_OVERFLOW.sh

 3453 17:35:29.691831  <4>[  101.743583] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3454 17:35:29.692043  <4>[  101.752623]  r9:c2fc8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3455 17:35:29.692247  <4>[  101.760639] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3456 17:35:29.692450  <4>[  101.768476] Exception stack(0xc2fc9fa8 to 0xc2fc9ff0)

 3457 17:35:29.734092  <4>[  101.773796] 9fa0:                   00000016 00000016 00000001 b6df6000 00000016 00000001

 3458 17:35:29.734453  <4>[  101.782243] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6df6000 00020000 004ffe38

 3459 17:35:29.734510  <4>[  101.790689] 9fe0: 00000004 becce7e8 b6ebc33b b6e35616

 3460 17:35:29.734564  <4>[  101.796064] irq event stamp: 0

 3461 17:35:29.734611  <4>[  101.799403] hardirqs last  enabled at (0): [<00000000>] 0x0

 3462 17:35:29.734657  <4>[  101.805292] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3463 17:35:29.766354  <4>[  101.813078] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3464 17:35:29.766807  <4>[  101.820908] softirqs last disabled at (0): [<00000000>] 0x0

 3465 17:35:29.767059  <4>[  101.826756] ---[ end trace 6c61b7a51df8f46f ]---

 3466 17:35:29.767306  <6>[  101.831678] lkdtm: Overflow detected: saturated

 3467 17:35:55.803044  <3>[  127.840598] rcu: INFO: rcu_sched self-detected stall on CPU

 3468 17:35:55.803577  <3>[  127.846458] rcu: 	0-....: (1 GPs behind) idle=136/1/0x40000002 softirq=6673/6674 fqs=1300 

 3469 17:35:55.803862  <4>[  127.854990] 	(t=2600 jiffies g=6989 q=75)

 3470 17:35:55.804107  <4>[  127.859268] NMI backtrace for cpu 0

 3471 17:35:55.804339  <4>[  127.863030] CPU: 0 PID: 71 Comm: kworker/u9:0 Tainted: G      D W         5.10.217-cip47 #1

 3472 17:35:55.804565  <4>[  127.871646] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3473 17:35:55.804791  <4>[  127.878457] Workqueue: xprtiod xs_stream_data_receive_workfn

 3474 17:35:55.805011  <4>[  127.884387] Backtrace: 

 3475 17:35:55.846344  <4>[  127.887122] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3476 17:35:55.846834  <4>[  127.894962]  r7:ffffffff r6:600e0193 r5:00000000 r4:c1f1ced8

 3477 17:35:55.847112  <4>[  127.900895] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3478 17:35:55.847384  <4>[  127.908481] [<c1390ba4>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 3479 17:35:55.847620  <4>[  127.916582]  r9:c19dac48 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 3480 17:35:55.889370  <4>[  127.924597] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 3481 17:35:55.889854  <4>[  127.934517]  r5:c1e16800 r4:c03115d8

 3482 17:35:55.890125  <4>[  127.938369] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 3483 17:35:55.890368  <4>[  127.949249]  r9:c19dac48 r8:c2069d60 r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000

 3484 17:35:55.890599  <4>[  127.957264] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c138cdf0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 3485 17:35:55.932730  <4>[  127.967454] [<c138ccec>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 3486 17:35:55.933222  <4>[  127.976769]  r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 3487 17:35:55.933503  <4>[  127.984863]  r4:c1ea9300

 3488 17:35:55.933743  <4>[  127.987673] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 3489 17:35:55.933976  <4>[  127.996814]  r10:c2f88000 r9:ef786a20 r8:ef7869c0 r7:c34317b0 r6:c2f89c78 r5:c2f88000

 3490 17:35:55.934202  <4>[  128.004909]  r4:00000000

 3491 17:35:55.934424  <4>[  128.007716] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 3492 17:35:55.975977  <4>[  128.016679]  r5:0000001d r4:ef786f68

 3493 17:35:55.976469  <4>[  128.020524] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 3494 17:35:55.976755  <4>[  128.029145] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 3495 17:35:55.976996  <4>[  128.038199]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 3496 17:35:55.977224  <4>[  128.046214] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 3497 17:35:56.019320  <4>[  128.055356]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:c343127b r6:0000001d r5:600e0193

 3498 17:35:56.019808  <4>[  128.063450]  r4:ef7869c0

 3499 17:35:56.020083  <4>[  128.066257] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 3500 17:35:56.020323  <4>[  128.074443]  r10:0000000c r9:c2f89c78 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700

 3501 17:35:56.020555  <4>[  128.082536]  r4:00000001

 3502 17:35:56.020780  <4>[  128.085348] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 3503 17:35:56.021005  <4>[  128.094138]  r5:c2971700 r4:c2959400

 3504 17:35:56.062536  <4>[  128.097987] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 3505 17:35:56.063031  <4>[  128.107389]  r9:c2f89c78 r8:c281c400 r7:00000001 r6:00000000 r5:00000000 r4:c1dab49c

 3506 17:35:56.063342  <4>[  128.115406] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3507 17:35:56.063593  <4>[  128.124025]  r9:c2f89c78 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 3508 17:35:56.063828  <4>[  128.132037] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3509 17:35:56.064053  <4>[  128.139786] Exception stack(0xc2f89c78 to 0xc2f89cc0)

 3510 17:35:56.105571  <4>[  128.145105] 9c60:                                                       c035fb70 ffffe000

 3511 17:35:56.106062  <4>[  128.153552] 9c80: 00000000 c2f88000 00000001 c10fcbec ffffe000 a59c7c98 0000000c c5c005d4

 3512 17:35:56.106344  <4>[  128.161998] 9ca0: 0000000c c2f89ce4 c2f89ca0 c2f89cc8 c0478294 c035fb74 600e0013 ffffffff

 3513 17:35:56.106587  <4>[  128.170444]  r9:c2f88000 r8:0000000c r7:c2f89cac r6:ffffffff r5:600e0013 r4:c035fb74

 3514 17:35:56.106817  <4>[  128.178465] [<c035fa80>] (__local_bh_enable_ip) from [<c13abce4>] (_raw_spin_unlock_bh+0x3c/0x40)

 3515 17:35:56.148820  <4>[  128.187604]  r7:a59c7c98 r6:c11f64f4 r5:c5c00070 r4:c10fcbec

 3516 17:35:56.149315  <4>[  128.193539] [<c13abca8>] (_raw_spin_unlock_bh) from [<c10fcbec>] (release_sock+0x8c/0xa8)

 3517 17:35:56.149599  <4>[  128.201982]  r5:c5c00070 r4:c5c00000

 3518 17:35:56.149840  <4>[  128.205832] [<c10fcb60>] (release_sock) from [<c11f64f4>] (tcp_recvmsg+0x310/0xb10)

 3519 17:35:56.150070  <4>[  128.213756]  r7:a59c7c98 r6:00000124 r5:c5c00000 r4:c6b1a0c0

 3520 17:35:56.150294  <4>[  128.219688] [<c11f61e4>] (tcp_recvmsg) from [<c123d788>] (inet_recvmsg+0x8c/0x294)

 3521 17:35:56.192063  <4>[  128.227527]  r10:c6d09400 r9:c5b5b000 r8:c5c00000 r7:0000000c r6:c2f89e78 r5:c2f88000

 3522 17:35:56.192539  <4>[  128.235621]  r4:c11f61e4

 3523 17:35:56.192813  <4>[  128.238425] [<c123d6fc>] (inet_recvmsg) from [<c10f0b88>] (sock_recvmsg+0x28/0x2c)

 3524 17:35:56.193053  <4>[  128.246263]  r10:c6d09400 r9:c5b5b000 r8:0000000c r7:00000578 r6:00000000 r5:c5b5b5c4

 3525 17:35:56.193282  <4>[  128.254358]  r4:c123d6fc

 3526 17:35:56.193511  <4>[  128.257168] [<c10f0b60>] (sock_recvmsg) from [<c132c26c>] (xs_stream_data_receive_workfn+0x110/0x668)

 3527 17:35:56.193733  <4>[  128.266653]  r5:c5b5b5c4 r4:c6378680

 3528 17:35:56.235347  <4>[  128.270507] [<c132c15c>] (xs_stream_data_receive_workfn) from [<c037c670>] (process_one_work+0x2c4/0x7bc)

 3529 17:35:56.235838  <4>[  128.280345]  r10:c1e15d98 r9:c206ab80 r8:c2f88000 r7:c2efe100 r6:c2e3a000 r5:c2dfde80

 3530 17:35:56.236118  <4>[  128.288440]  r4:c5b5b5c4

 3531 17:35:56.236358  <4>[  128.291247] [<c037c3ac>] (process_one_work) from [<c037cbd0>] (worker_thread+0x68/0x590)

 3532 17:35:56.236590  <4>[  128.299606]  r10:00000088 r9:c2f88000 r8:c1e05d00 r7:c2e3a038 r6:c2dfde94 r5:c2e3a000

 3533 17:35:56.236817  <4>[  128.307701]  r4:c2dfde80

 3534 17:35:56.237039  <4>[  128.310511] [<c037cb68>] (worker_thread) from [<c0384b7c>] (kthread+0x174/0x180)

 3535 17:35:56.278399  <4>[  128.318177]  r10:c2c11844 r9:c2dfde80 r8:c037cb68 r7:c29bfce4 r6:c2eff2c0 r5:c2f88000

 3536 17:35:56.278890  <4>[  128.326271]  r4:c2c11800

 3537 17:35:56.279162  <4>[  128.329077] [<c0384a08>] (kthread) from [<c0300174>] (ret_from_fork+0x14/0x20)

 3538 17:35:56.279434  <4>[  128.336565] Exception stack(0xc2f89fb0 to 0xc2f89ff8)

 3539 17:35:56.279673  <4>[  128.341883] 9fa0:                                     00000000 00000000 00000000 00000000

 3540 17:35:56.279909  <4>[  128.350328] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3541 17:35:56.304896  <4>[  128.358773] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000

 3542 17:35:56.305354  <4>[  128.365656]  r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c0384a08

 3543 17:35:56.305626  <4>[  128.373751]  r4:c2eff2c0 r3:c2f88000

 3544 17:36:14.182112  #

 3545 17:36:14.206935  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # TIMEOUT 45 seconds

 3546 17:36:14.222939  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 3547 17:36:14.467761  <6>[  146.509004] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3548 17:36:14.467909  <6>[  146.515434] lkdtm: attempting good refcount_add() without overflow

 3549 17:36:14.467991  <6>[  146.521987] lkdtm: attempting bad refcount_add() overflow

 3550 17:36:14.468044  <4>[  146.527667] ------------[ cut here ]------------

 3551 17:36:14.468097  <4>[  146.532644] WARNING: CPU: 2 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3552 17:36:14.468147  <4>[  146.541440] refcount_t: saturated; leaking memory.

 3553 17:36:14.511676  <4>[  146.546543] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3554 17:36:14.512148  <4>[  146.579450] CPU: 2 PID: 2705 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3555 17:36:14.512412  <4>[  146.587468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3556 17:36:14.555077  <4>[  146.594262] Backtrace: 

 3557 17:36:14.555562  <4>[  146.596999] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3558 17:36:14.555856  <4>[  146.604840]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3559 17:36:14.556098  <4>[  146.610774] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3560 17:36:14.556329  <4>[  146.618359] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3561 17:36:14.556561  <4>[  146.625591]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58

 3562 17:36:14.598183  <4>[  146.633607] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3563 17:36:14.598706  <4>[  146.641360]  r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c68ac000

 3564 17:36:14.598995  <4>[  146.647295] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3565 17:36:14.599240  <4>[  146.656525]  r9:c1ad2d98 r8:c15ec020 r7:c68adf60 r6:00000016 r5:c6c00000 r4:c68ac000

 3566 17:36:14.599519  <4>[  146.664544] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f80>] (__refcount_add.constprop.0+0x44/0x58)

 3567 17:36:14.641353  <4>[  146.674470] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397930>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3568 17:36:14.641848  <4>[  146.684828] [<c13978ac>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3569 17:36:14.642131  <4>[  146.694225]  r4:0000002c

 3570 17:36:14.642371  <4>[  146.697031] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3571 17:36:14.642600  <4>[  146.705312] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3572 17:36:14.642825  <4>[  146.713500]  r9:c68adf60 r8:c30239c0 r7:00000016 r6:b6de7000 r5:c5adba40 r4:c0c592dc

 3573 17:36:14.684472  <4>[  146.721520] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3574 17:36:14.684942  <4>[  146.729620]  r9:c07e2978 r8:c68adf60 r7:c290d000 r6:b6de7000 r5:c5adba40 r4:00000000

 3575 17:36:14.685219  <4>[  146.737633] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3576 17:36:14.685454  <4>[  146.745039]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c68ac000 r5:c5adba40

 3577 17:36:14.685680  <4>[  146.753133]  r4:c5adba40

 3578 17:36:14.685902  <4>[  146.755940] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3579 17:36:14.727876  <4>[  146.763348]  r9:c68ac000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3580 17:36:14.728369  <4>[  146.771363] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3581 17:36:14.728655  <4>[  146.779198] Exception stack(0xc68adfa8 to 0xc68adff0)

 3582 17:36:14.728897  <4>[  146.784521] dfa0:                   00000016 00000016 00000001 b6de7000 00000016 00000001

 3583 17:36:14.729128  <4>[  146.792970] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6de7000 00020000 0046fe38

 3584 17:36:14.729352  <4>[  146.801414] dfe0: 00000004 be8f17e8 b6ead33b b6e26616

 3585 17:36:14.729573  <4>[  146.806800] irq event stamp: 0

 3586 17:36:14.775604  <4>[  146.810136] hardirqs last  enabled at (0): [<00000000>] 0x0

 3587 17:36:14.775754  <4>[  146.816013] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3588 17:36:14.775813  <4>[  146.823802] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3589 17:36:14.775863  <4>[  146.831593] softirqs last disabled at (0): [<00000000>] 0x0

 3590 17:36:14.775910  <4>[  146.837444] ---[ end trace 6c61b7a51df8f470 ]---

 3591 17:36:14.775963  <6>[  146.842377] lkdtm: Overflow detected: saturated

 3592 17:36:14.899219  # [  146.509004] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3593 17:36:14.899703  # [  146.515434] lkdtm: attempting good refcount_add() without overflow

 3594 17:36:14.899970  # [  146.521987] lkdtm: attempting bad refcount_add() overflow

 3595 17:36:14.900192  # [  146.527667] ------------[ cut here ]------------

 3596 17:36:14.900398  # [  146.532644] WARNING: CPU: 2 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3597 17:36:14.900603  # [  146.541440] refcount_t: saturated; leaking memory.

 3598 17:36:14.942368  # [  146.546543] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3599 17:36:14.942871  # [  146.579450] CPU: 2 PID: 2705 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3600 17:36:14.943158  # [  146.587468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3601 17:36:14.943432  # [  146.594262] Backtrace: 

 3602 17:36:14.985158  # [  146.596999] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3603 17:36:14.985636  # [  146.604840]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3604 17:36:14.985906  # [  146.610774] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3605 17:36:14.986142  # [  146.618359] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3606 17:36:14.986381  # [  146.625591]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58

 3607 17:36:14.986590  # [  146.633607] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3608 17:36:15.028295  # [  146.641360]  r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c68ac000

 3609 17:36:15.028739  # [  146.647295] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3610 17:36:15.028992  # [  146.656525]  r9:c1ad2d98 r8:c15ec020 r7:c68adf60 r6:00000016 r5:c6c00000 r4:c68ac000

 3611 17:36:15.029210  # [  146.664544] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f80>] (__refcount_add.constprop.0+0x44/0x58)

 3612 17:36:15.029419  # [  146.674470] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397930>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3613 17:36:15.071377  # [  146.684828] [<c13978ac>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3614 17:36:15.071825  # [  146.694225]  r4:0000002c

 3615 17:36:15.072070  # [  146.697031] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3616 17:36:15.072290  # [  146.705312] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3617 17:36:15.072498  # [  146.713500]  r9:c68adf60 r8:c30239c0 r7:00000016 r6:b6de7000 r5:c5adba40 r4:c0c592dc

 3618 17:36:15.072703  # [  146.721520] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3619 17:36:15.114588  # [  146.729620]  r9:c07e2978 r8:c68adf60 r7:c290d000 r6:b6de7000 r5:c5adba40 r4:00000000

 3620 17:36:15.115047  # [  146.737633] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3621 17:36:15.115341  # [  146.745039]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c68ac000 r5:c5adba40

 3622 17:36:15.115565  # [  146.753133]  r4:c5adba40

 3623 17:36:15.115775  # [  146.755940] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3624 17:36:15.115979  # [  146.763348]  r9:c68ac000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3625 17:36:15.157708  # [  146.771363] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3626 17:36:15.158214  # [  146.779198] Exception stack(0xc68adfa8 to 0xc68adff0)

 3627 17:36:15.158531  # [  146.784521] dfa0:                   00000016 00000016 00000001 b6de7000 00000016 00000001

 3628 17:36:15.158780  # [  146.792970] dfc0: 00000016 00000016 7ff00000 00000004 00000001 b6de7000 00020000 0046fe38

 3629 17:36:15.159015  # [  146.801414] dfe0: 00000004 be8f17e8 b6ead33b b6e26616

 3630 17:36:15.159246  # [  146.806800] irq event stamp: 0

 3631 17:36:15.159487  # [  146.810136] hardirqs last  enabled at (0): [<00000000>] 0x0

 3632 17:36:15.200873  # [  146.816013] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3633 17:36:15.201386  # [  146.823802] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3634 17:36:15.201819  # [  146.831593] softirqs last disabled at (0): [<00000000><6>[  147.255858] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3635 17:36:15.202098  ] 0x0

 3636 17:36:15.202332  # [  146.837444] ---[ end <6>[  147.264814] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3637 17:36:15.202561  trace 6c61b7a51df8f470 ]---

 3638 17:36:15.202784  # [ <4>[  147.274211] ------------[ cut here ]------------

 3639 17:36:15.244083   146.842377] lkdtm: Overflow dete<4>[  147.281996] WARNING: CPU: 0 PID: 2740 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3640 17:36:15.244572  cted: saturated

 3641 17:36:15.244846  # REFCOUNT_ADD_O<4>[  147.293558] refcount_t: saturated; leaking memory.

 3642 17:36:15.287417  VERFLOW: missing 'call trace:': [<4>[  147.301576] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3643 17:36:15.287919  FAIL]

 3644 17:36:15.288202  not ok 43 selftests: lkdtm<4>[  147.336539] CPU: 0 PID: 2740 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3645 17:36:15.288454  <4>[  147.347362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3646 17:36:15.288686  <4>[  147.354158] Backtrace: 

 3647 17:36:15.288907  <4>[  147.356893] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3648 17:36:15.289131  <4>[  147.364733]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3649 17:36:15.330521  <4>[  147.370666] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3650 17:36:15.331011  <4>[  147.378251] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3651 17:36:15.331315  <4>[  147.385482]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58

 3652 17:36:15.331573  <4>[  147.393497] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3653 17:36:15.331837  <4>[  147.401249]  r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c6a64000

 3654 17:36:15.373692  <4>[  147.407180] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3655 17:36:15.374183  <4>[  147.416408]  r9:c1ad2db0 r8:c15ec020 r7:c6a65f60 r6:0000001f r5:c5fb7000 r4:7fffffff

 3656 17:36:15.374461  <4>[  147.424426] [<c0875f00>] (refcount_warn_saturate) from [<c13977fc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3657 17:36:15.374700  <4>[  147.435133] [<c1397798>] (__refcount_add_not_zero.constprop.0) from [<c13979a4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3658 17:36:15.374930  <4>[  147.447049]  r5:c5fb7000 r4:c6a64000

 3659 17:36:15.416859  <4>[  147.450898] [<c1397954>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3660 17:36:15.417345  <4>[  147.461076]  r4:0000002d

 3661 17:36:15.417617  <4>[  147.463879] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3662 17:36:15.417859  <4>[  147.472160] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3663 17:36:15.418090  <4>[  147.480347]  r9:c6a65f60 r8:c30239c0 r7:0000001f r6:b6e35000 r5:c5a7b540 r4:c0c592dc

 3664 17:36:15.418316  <4>[  147.488367] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3665 17:36:15.460154  <4>[  147.496467]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6e35000 r5:c5a7b540 r4:00000000

 3666 17:36:15.460698  <4>[  147.504479] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3667 17:36:15.460985  <4>[  147.511885]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c6a64000 r5:c5a7b540

 3668 17:36:15.461223  <4>[  147.519980]  r4:c5a7b540

 3669 17:36:15.461452  <4>[  147.522786] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3670 17:36:15.461679  <4>[  147.530191]  r9:c6a64000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3671 17:36:15.503166  <4>[  147.538208] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3672 17:36:15.503673  <4>[  147.546044] Exception stack(0xc6a65fa8 to 0xc6a65ff0)

 3673 17:36:15.504007  <4>[  147.551366] 5fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000001

 3674 17:36:15.504272  <4>[  147.559813] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e35000 00020000 004efe38

 3675 17:36:15.504504  <4>[  147.568257] 5fe0: 00000004 be9ea7e8 b6efb33b b6e74616

 3676 17:36:15.504729  : REFCOUNT_ADD_OVERFLOW.sh # exit<4>[  147.573648] irq event stamp: 0

 3677 17:36:15.504953  =1

 3678 17:36:15.550558  # selftests: lkdtm: REFCOUNT_<4>[  147.579833] hardirqs last  enabled at (0): [<00000000>] 0x0

 3679 17:36:15.550702  INC_NOT_ZERO_OVERFLOW.sh

 3680 17:36:15.550775  <4>[  147.588590] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3681 17:36:15.550824  <4>[  147.598584] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3682 17:36:15.550901  <4>[  147.606370] softirqs last disabled at (0): [<00000000>] 0x0

 3683 17:36:15.550977  <4>[  147.612243] ---[ end trace 6c61b7a51df8f471 ]---

 3684 17:36:15.551022  <6>[  147.617135] lkdtm: Overflow detected: saturated

 3685 17:36:15.675981  # [  147.255858] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3686 17:36:15.676436  # [  147.264814] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3687 17:36:15.676692  # [  147.274211] ------------[ cut here ]------------

 3688 17:36:15.676911  # [  147.281996] WARNING: CPU: 0 PID: 2740 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3689 17:36:15.677123  # [  147.293558] refcount_t: saturated; leaking memory.

 3690 17:36:15.718993  # [  147.301576] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3691 17:36:15.719551  # [  147.336539] CPU: 0 PID: 2740 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3692 17:36:15.719852  # [  147.347362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3693 17:36:15.720095  # [  147.354158] Backtrace: 

 3694 17:36:15.761828  # [  147.356893] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3695 17:36:15.762259  # [  147.364733]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3696 17:36:15.762506  # [  147.370666] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3697 17:36:15.762724  # [  147.378251] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3698 17:36:15.762932  # [  147.385482]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58

 3699 17:36:15.763135  # [  147.393497] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3700 17:36:15.805077  # [  147.401249]  r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c6a64000

 3701 17:36:15.805537  # [  147.407180] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3702 17:36:15.805812  # [  147.416408]  r9:c1ad2db0 r8:c15ec020 r7:c6a65f60 r6:0000001f r5:c5fb7000 r4:7fffffff

 3703 17:36:15.806034  # [  147.424426] [<c0875f00>] (refcount_warn_saturate) from [<c13977fc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3704 17:36:15.806247  # [  147.435133] [<c1397798>] (__refcount_add_not_zero.constprop.0) from [<c13979a4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3705 17:36:15.847640  # [  147.447049]  r5:c5fb7000 r4:c6a64000

 3706 17:36:15.847797  # [  147.450898] [<c1397954>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3707 17:36:15.847856  # [  147.461076]  r4:0000002d

 3708 17:36:15.847905  # [  147.463879] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3709 17:36:15.847972  # [  147.472160] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3710 17:36:15.848035  # [  147.480347]  r9:c6a65f60 r8:c30239c0 r7:0000001f r6:b6e35000 r5:c5a7b540 r4:c0c592dc

 3711 17:36:15.891247  # [  147.488367] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3712 17:36:15.891734  # [  147.496467]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6e35000 r5:c5a7b540 r4:00000000

 3713 17:36:15.892000  # [  147.504479] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3714 17:36:15.892220  # [  147.511885]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c6a64000 r5:c5a7b540

 3715 17:36:15.892428  # [  147.519980]  r4:c5a7b540

 3716 17:36:15.892629  # [  147.522786] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3717 17:36:15.934309  # [  147.530191]  r9:c6a64000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3718 17:36:15.934767  # [  147.538208] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3719 17:36:15.935029  # [  147.546044] Exception stack(0xc6a65fa8 to 0xc6a65ff0)

 3720 17:36:15.935246  # [  147.551366] 5fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000001

 3721 17:36:15.935488  # [  147.559813] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e35000 00020000 004efe38

 3722 17:36:15.935695  # [  147.568257] 5fe0: 00000004 be9ea7e8 b6efb33b b6e74616

 3723 17:36:15.935896  # [  147.573648] irq event stamp: 0

 3724 17:36:15.977576  # [  147.579833] hardirqs last  enabled at (0): [<00000000>] 0x0

 3725 17:36:15.978096  # [  147.588590] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3726 17:36:15.978371  # [  147.598584] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3727 17:36:15.978600  # [  147.606370] softirqs last disabled at (0): [<00000000>] 0x0

 3728 17:36:15.978820  # [  147.612243] ---[ end trace 6c61b7a51df8f471 ]---

 3729 17:36:15.979037  # [  147.617135] lkdtm: Overflow detected: sa<6>[  148.049176] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3730 17:36:15.979287  turated

 3731 17:36:16.020662  # REFCOUNT_INC_NOT_ZERO_<6>[  148.057849] lkdtm: attempting bad refcount_add_not_zero() overflow

 3732 17:36:16.021158  OVERFLOW: missing 'call trace:': <4>[  148.067225] ------------[ cut here ]------------

 3733 17:36:16.021442  [FAIL]

 3734 17:36:16.021681  not ok 44 selftests: lkdt<4>[  148.074909] WARNING: CPU: 3 PID: 2775 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3735 17:36:16.021917  m: REFCOUNT_INC_NOT_ZERO_OVERFLOW<4>[  148.086422] refcount_t: saturated; leaking memory.

 3736 17:36:16.022141  .sh # exit=1

 3737 17:36:16.063702  # selftests: lkdtm:<4>[  148.094338] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3738 17:36:16.064199   REFCOUNT_ADD_NOT_ZERO_OVERFLOW.s<4>[  148.129350] CPU: 3 PID: 2775 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3739 17:36:16.064474  h

 3740 17:36:16.064710  <4>[  148.140172] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3741 17:36:16.106818  <4>[  148.147219] Backtrace: 

 3742 17:36:16.107345  <4>[  148.149955] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3743 17:36:16.107651  <4>[  148.157795]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3744 17:36:16.107898  <4>[  148.163729] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3745 17:36:16.108130  <4>[  148.171313] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3746 17:36:16.108354  <4>[  148.178545]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58

 3747 17:36:16.150160  <4>[  148.186562] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3748 17:36:16.150651  <4>[  148.194314]  r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c5a5c000

 3749 17:36:16.150932  <4>[  148.200248] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3750 17:36:16.151174  <4>[  148.209476]  r9:c1ad2dd0 r8:c15ec020 r7:c5a5df60 r6:0000001f r5:c6c11000 r4:7fffffff

 3751 17:36:16.151442  <4>[  148.217493] [<c0875f00>] (refcount_warn_saturate) from [<c13977fc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3752 17:36:16.193325  <4>[  148.228200] [<c1397798>] (__refcount_add_not_zero.constprop.0) from [<c1397a2c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3753 17:36:16.193817  <4>[  148.240116]  r5:c6c11000 r4:c5a5c000

 3754 17:36:16.194094  <4>[  148.243966] [<c13979dc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3755 17:36:16.194339  <4>[  148.254144]  r4:0000002e

 3756 17:36:16.194564  <4>[  148.256948] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3757 17:36:16.194795  <4>[  148.265229] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3758 17:36:16.236539  <4>[  148.273418]  r9:c5a5df60 r8:c30239c0 r7:0000001f r6:b6e93000 r5:c69083c0 r4:c0c592dc

 3759 17:36:16.237027  <4>[  148.281436] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3760 17:36:16.237311  <4>[  148.289535]  r9:c07e2978 r8:c5a5df60 r7:c290d000 r6:b6e93000 r5:c69083c0 r4:00000000

 3761 17:36:16.237550  <4>[  148.297550] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3762 17:36:16.237780  <4>[  148.304954]  r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c5a5c000 r5:c69083c0

 3763 17:36:16.238007  <4>[  148.313050]  r4:c69083c0

 3764 17:36:16.279757  <4>[  148.315855] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3765 17:36:16.280250  <4>[  148.323261]  r9:c5a5c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3766 17:36:16.280532  <4>[  148.331277] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3767 17:36:16.280774  <4>[  148.339112] Exception stack(0xc5a5dfa8 to 0xc5a5dff0)

 3768 17:36:16.281001  <4>[  148.344435] dfa0:                   0000001f 0000001f 00000001 b6e93000 0000001f 00000001

 3769 17:36:16.281227  <4>[  148.352882] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e93000 00020000 0042fe38

 3770 17:36:16.332877  <4>[  148.361325] dfe0: 00000004 bec187e8 b6f5933b b6ed2616

 3771 17:36:16.333342  <4>[  148.366705] irq event stamp: 0

 3772 17:36:16.333663  <4>[  148.370038] hardirqs last  enabled at (0): [<00000000>] 0x0

 3773 17:36:16.333891  <4>[  148.375914] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3774 17:36:16.334149  <4>[  148.383739] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3775 17:36:16.334401  <4>[  148.391544] softirqs last disabled at (0): [<00000000>] 0x0

 3776 17:36:16.334643  <4>[  148.397391] ---[ end trace 6c61b7a51df8f472 ]---

 3777 17:36:16.334857  <6>[  148.402316] lkdtm: Overflow detected: saturated

 3778 17:36:16.455872  # [  148.049176] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3779 17:36:16.456327  # [  148.057849] lkdtm: attempting bad refcount_add_not_zero() overflow

 3780 17:36:16.456589  # [  148.067225] ------------[ cut here ]------------

 3781 17:36:16.456809  # [  148.074909] WARNING: CPU: 3 PID: 2775 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3782 17:36:16.457021  # [  148.086422] refcount_t: saturated; leaking memory.

 3783 17:36:16.499000  # [  148.094338] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3784 17:36:16.499504  # [  148.129350] CPU: 3 PID: 2775 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3785 17:36:16.499774  # [  148.140172] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3786 17:36:16.499992  # [  148.147219] Backtrace: 

 3787 17:36:16.500238  # [  148.149955] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3788 17:36:16.541877  # [  148.157795]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3789 17:36:16.542353  # [  148.163729] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3790 17:36:16.542605  # [  148.171313] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3791 17:36:16.542824  # [  148.178545]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a26d58

 3792 17:36:16.543035  # [  148.186562] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3793 17:36:16.543241  # [  148.194314]  r7:00000013 r6:c1a26d58 r5:c1a26d30 r4:c5a5c000

 3794 17:36:16.585140  # [  148.200248] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3795 17:36:16.585611  # [  148.209476]  r9:c1ad2dd0 r8:c15ec020 r7:c5a5df60 r6:0000001f r5:c6c11000 r4:7fffffff

 3796 17:36:16.585884  # [  148.217493] [<c0875f00>] (refcount_warn_saturate) from [<c13977fc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3797 17:36:16.586108  # [  148.228200] [<c1397798>] (__refcount_add_not_zero.constprop.0) from [<c1397a2c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3798 17:36:16.586321  # [  148.240116]  r5:c6c11000 r4:c5a5c000

 3799 17:36:16.628008  # [  148.243966] [<c13979dc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3800 17:36:16.628479  # [  148.254144]  r4:0000002e

 3801 17:36:16.628744  # [  148.256948] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3802 17:36:16.628969  # [  148.265229] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3803 17:36:16.629178  # [  148.273418]  r9:c5a5df60 r8:c30239c0 r7:0000001f r6:b6e93000 r5:c69083c0 r4:c0c592dc

 3804 17:36:16.671352  # [  148.281436] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3805 17:36:16.671804  # [  148.289535]  r9:c07e2978 r8:c5a5df60 r7:c290d000 r6:b6e93000 r5:c69083c0 r4:00000000

 3806 17:36:16.672064  # [  148.297550] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3807 17:36:16.672282  # [  148.304954]  r10:00000004 r9:00000000 r8:00000000 r7:b6e93000 r6:c5a5c000 r5:c69083c0

 3808 17:36:16.672493  # [  148.313050]  r4:c69083c0

 3809 17:36:16.672695  # [  148.315855] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3810 17:36:16.672897  # [  148.323261]  r9:c5a5c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3811 17:36:16.714398  # [  148.331277] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3812 17:36:16.714859  # [  148.339112] Exception stack(0xc5a5dfa8 to 0xc5a5dff0)

 3813 17:36:16.715128  # [  148.344435] dfa0:                   0000001f 0000001f 00000001 b6e93000 0000001f 00000001

 3814 17:36:16.715397  # [  148.352882] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e93000 00020000 0042fe38

 3815 17:36:16.715618  # [  148.361325] dfe0: 00000004 bec187e8 b6f5933b b6ed2616

 3816 17:36:16.715823  # [  148.366705] irq event stamp: 0

 3817 17:36:16.716027  # [  148.370038] hardirqs last  enabled at (0): [<00000000>] 0x0

 3818 17:36:16.757425  # [  148.375914] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3819 17:36:16.757880  # [  148.383739] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3820 17:36:16.758136  # [  148.391544] softirqs last disabled at (0): [<00000000>] 0x0

 3821 17:36:16.758358  # [  148.397391] ---[ end trace<6>[  148.819292] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3822 17:36:16.758568   6c61b7a51df8f472 ]---

 3823 17:36:16.758772  # [  148.<6>[  148.827823] lkdtm: attempting good refcount_dec()

 3824 17:36:16.800566  402316] lkdtm: Overflow detected:<6>[  148.835655] lkdtm: attempting bad refcount_dec() to zero

 3825 17:36:16.801058   saturated

 3826 17:36:16.801326  # REFCOUNT_ADD_NOT_ZE<4>[  148.844078] ------------[ cut here ]------------

 3827 17:36:16.801567  RO_OVERFLOW: missing 'call trace:<4>[  148.851824] WARNING: CPU: 1 PID: 2810 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3828 17:36:16.801800  ': [FAIL]

 3829 17:36:16.802021  not ok 45 selftests: l<4>[  148.863371] refcount_t: decrement hit 0; leaking memory.

 3830 17:36:16.843658  kdtm: REFCOUNT_ADD_NOT_ZERO_OVERF<4>[  148.871817] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3831 17:36:16.844162  LOW.sh # exit=1

 3832 17:36:16.844441  # selftests: lkd<4>[  148.906812] CPU: 1 PID: 2810 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3833 17:36:16.844694  tm: REFCOUNT<_4D>E[C _ Z1E4R8O..917641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3834 17:36:16.844928  h

 3835 17:36:16.887029  <4>[  148.926339] Backtrace: 

 3836 17:36:16.887551  <4>[  148.929320] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3837 17:36:16.887840  <4>[  148.937160]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3838 17:36:16.888082  <4>[  148.943095] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3839 17:36:16.888316  <4>[  148.950679] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3840 17:36:16.888544  <4>[  148.957911]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58

 3841 17:36:16.930021  <4>[  148.965928] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3842 17:36:16.930513  <4>[  148.973679]  r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c59e2000

 3843 17:36:16.930799  <4>[  148.979613] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 3844 17:36:16.931041  <4>[  148.988840]  r9:c1ad2df0 r8:c15ec020 r7:c59e3f60 r6:00000012 r5:c6b3e000 r4:c59e2000

 3845 17:36:16.931295  <4>[  148.996855] [<c0875f00>] (refcount_warn_saturate) from [<c1397794>] (__refcount_dec.constprop.0+0x38/0x3c)

 3846 17:36:16.973372  <4>[  149.006779] [<c139775c>] (__refcount_dec.constprop.0) from [<c1397ac0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3847 17:36:16.973863  <4>[  149.016793] [<c1397a64>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3848 17:36:16.974142  <4>[  149.025842]  r4:0000002f

 3849 17:36:16.974382  <4>[  149.028646] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3850 17:36:16.974613  <4>[  149.036926] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3851 17:36:16.974840  <4>[  149.045115]  r9:c59e3f60 r8:c30239c0 r7:00000012 r6:b6e99000 r5:c68d0500 r4:c0c592dc

 3852 17:36:17.016421  <4>[  149.053133] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3853 17:36:17.016909  <4>[  149.061234]  r9:c07e2978 r8:c59e3f60 r7:c290d000 r6:b6e99000 r5:c68d0500 r4:00000000

 3854 17:36:17.017184  <4>[  149.069247] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3855 17:36:17.017422  <4>[  149.076651]  r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c59e2000 r5:c68d0500

 3856 17:36:17.017649  <4>[  149.084746]  r4:c68d0500

 3857 17:36:17.017871  <4>[  149.087551] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3858 17:36:17.059929  <4>[  149.094956]  r9:c59e2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 3859 17:36:17.060423  <4>[  149.102973] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3860 17:36:17.060705  <4>[  149.110808] Exception stack(0xc59e3fa8 to 0xc59e3ff0)

 3861 17:36:17.060948  <4>[  149.116131] 3fa0:                   00000012 00000012 00000001 b6e99000 00000012 00000001

 3862 17:36:17.061181  <4>[  149.124578] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e99000 00020000 0042fe38

 3863 17:36:17.061405  <4>[  149.133023] 3fe0: 00000004 bede97e8 b6f5f33b b6ed8616

 3864 17:36:17.061624  <4>[  149.138419] irq event stamp: 0

 3865 17:36:17.107506  <4>[  149.141774] hardirqs last  enabled at (0): [<00000000>] 0x0

 3866 17:36:17.107670  <4>[  149.147627] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3867 17:36:17.107731  <4>[  149.155443] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3868 17:36:17.107784  <4>[  149.163271] softirqs last disabled at (0): [<00000000>] 0x0

 3869 17:36:17.107834  <4>[  149.169124] ---[ end trace 6c61b7a51df8f473 ]---

 3870 17:36:17.107884  <6>[  149.174048] lkdtm: Zero detected: saturated

 3871 17:36:17.231758  # [  148.819292] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3872 17:36:17.232202  # [  148.827823] lkdtm: attempting good refcount_dec()

 3873 17:36:17.232457  # [  148.835655] lkdtm: attempting bad refcount_dec() to zero

 3874 17:36:17.232675  # [  148.844078] ------------[ cut here ]------------

 3875 17:36:17.232883  # [  148.851824] WARNING: CPU: 1 PID: 2810 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3876 17:36:17.233098  # [  148.863371] refcount_t: decrement hit 0; leaking memory.

 3877 17:36:17.274783  # [  148.871817] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3878 17:36:17.275249  # [  148.906812] CPU: 1 PID: 2810 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3879 17:36:17.275537  # [  148.917641] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3880 17:36:17.275757  # [  148.926339] Backtrace: 

 3881 17:36:17.317949  # [  148.929320] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3882 17:36:17.318398  # [  148.937160]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3883 17:36:17.318646  # [  148.943095] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3884 17:36:17.318901  # [  148.950679] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3885 17:36:17.319118  # [  148.957911]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58

 3886 17:36:17.319369  # [  148.965928] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3887 17:36:17.360910  # [  148.973679]  r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c59e2000

 3888 17:36:17.361357  # [  148.979613] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 3889 17:36:17.361604  # [  148.988840]  r9:c1ad2df0 r8:c15ec020 r7:c59e3f60 r6:00000012 r5:c6b3e000 r4:c59e2000

 3890 17:36:17.361820  # [  148.996855] [<c0875f00>] (refcount_warn_saturate) from [<c1397794>] (__refcount_dec.constprop.0+0x38/0x3c)

 3891 17:36:17.362067  # [  149.006779] [<c139775c>] (__refcount_dec.constprop.0) from [<c1397ac0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3892 17:36:17.404138  # [  149.016793] [<c1397a64>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3893 17:36:17.404631  # [  149.025842]  r4:0000002f

 3894 17:36:17.404895  # [  149.028646] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3895 17:36:17.405134  # [  149.036926] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3896 17:36:17.405343  # [  149.045115]  r9:c59e3f60 r8:c30239c0 r7:00000012 r6:b6e99000 r5:c68d0500 r4:c0c592dc

 3897 17:36:17.405546  # [  149.053133] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3898 17:36:17.447383  # [  149.061234]  r9:c07e2978 r8:c59e3f60 r7:c290d000 r6:b6e99000 r5:c68d0500 r4:00000000

 3899 17:36:17.447839  # [  149.069247] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3900 17:36:17.448098  # [  149.076651]  r10:00000004 r9:00000000 r8:00000000 r7:b6e99000 r6:c59e2000 r5:c68d0500

 3901 17:36:17.448321  # [  149.084746]  r4:c68d0500

 3902 17:36:17.448531  # [  149.087551] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3903 17:36:17.448737  # [  149.094956]  r9:c59e2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 3904 17:36:17.490236  # [  149.102973] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3905 17:36:17.490719  # [  149.110808] Exception stack(0xc59e3fa8 to 0xc59e3ff0)

 3906 17:36:17.490992  # [  149.116131] 3fa0:                   00000012 00000012 00000001 b6e99000 00000012 00000001

 3907 17:36:17.491227  # [  149.124578] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e99000 00020000 0042fe38

 3908 17:36:17.491489  # [  149.133023] 3fe0: 00000004 bede97e8 b6f5f33b b6ed8616

 3909 17:36:17.491713  # [  149.138419] irq event stamp: 0

 3910 17:36:17.491933  # [  149.141774] hardirqs last  enabled at (0): [<00000000>] 0x0

 3911 17:36:17.533335  # [  149.147627] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3912 17:36:17.533827  # [  149.155443] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3913 17:36:17.534115  # [  149.163271] softirqs last disabled at (0): [<00000000>] 0x0

 3914 17:36:17.534354  # [  149.169124] ---[ end trace 6c61b7a51df8f473 ]---

 3915 17:36:17.534582  # [  149.174048] lkdtm: Zero detected: saturated

 3916 17:36:17.534805  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]

 3917 17:36:17.535024  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1

 3918 17:36:17.577206  # selftests: lkdtm: REFCOUNT_DEC_NEGA<6>[  149.614809] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3919 17:36:17.577667  TIVE.sh

 3920 17:36:17.577933  <6>[  149.622192] lkdtm: attempting bad refcount_dec() below zero

 3921 17:36:17.578159  <4>[  149.628681] ------------[ cut here ]------------

 3922 17:36:17.578370  <4>[  149.633640] WARNING: CPU: 1 PID: 2848 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3923 17:36:17.578579  <4>[  149.642541] refcount_t: decrement hit 0; leaking memory.

 3924 17:36:17.620358  <4>[  149.648163] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3925 17:36:17.620863  <4>[  149.680626] CPU: 1 PID: 2848 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3926 17:36:17.621150  <4>[  149.688638] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3927 17:36:17.621390  <4>[  149.695431] Backtrace: 

 3928 17:36:17.663730  <4>[  149.698168] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3929 17:36:17.664218  <4>[  149.706011]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3930 17:36:17.664495  <4>[  149.711945] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3931 17:36:17.664765  <4>[  149.719530] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3932 17:36:17.665014  <4>[  149.726765]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58

 3933 17:36:17.665287  <4>[  149.734781] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3934 17:36:17.665520  <4>[  149.742531]  r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c6a72000

 3935 17:36:17.706731  <4>[  149.748465] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 3936 17:36:17.707213  <4>[  149.757692]  r9:c1ad2e04 r8:c15ec020 r7:c6a73f60 r6:00000016 r5:00000000 r4:c6a72000

 3937 17:36:17.707516  <4>[  149.765708] [<c0875f00>] (refcount_warn_saturate) from [<c1397794>] (__refcount_dec.constprop.0+0x38/0x3c)

 3938 17:36:17.707760  <4>[  149.775632] [<c139775c>] (__refcount_dec.constprop.0) from [<c1397b84>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3939 17:36:17.749989  <4>[  149.785995] [<c1397b3c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3940 17:36:17.750478  <4>[  149.795393]  r5:c6b3e000 r4:00000030

 3941 17:36:17.750756  <4>[  149.799241] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3942 17:36:17.750997  <4>[  149.807522] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3943 17:36:17.751232  <4>[  149.815709]  r9:c6a73f60 r8:c30239c0 r7:00000016 r6:b6e62000 r5:c59fe640 r4:c0c592dc

 3944 17:36:17.751491  <4>[  149.823728] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3945 17:36:17.793216  <4>[  149.831828]  r9:c07e2978 r8:c6a73f60 r7:c290d000 r6:b6e62000 r5:c59fe640 r4:00000000

 3946 17:36:17.793706  <4>[  149.839842] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3947 17:36:17.793987  <4>[  149.847248]  r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c6a72000 r5:c59fe640

 3948 17:36:17.794229  <4>[  149.855343]  r4:c59fe640

 3949 17:36:17.794451  <4>[  149.858148] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3950 17:36:17.794676  <4>[  149.865552]  r9:c6a72000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3951 17:36:17.836380  <4>[  149.873568] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3952 17:36:17.836889  <4>[  149.881405] Exception stack(0xc6a73fa8 to 0xc6a73ff0)

 3953 17:36:17.837189  <4>[  149.886727] 3fa0:                   00000016 00000016 00000001 b6e62000 00000016 00000001

 3954 17:36:17.837441  <4>[  149.895175] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e62000 00020000 0049fe38

 3955 17:36:17.837685  <4>[  149.903621] 3fe0: 00000004 becd47e8 b6f2833b b6ea1616

 3956 17:36:17.837953  <4>[  149.908992] irq event stamp: 0

 3957 17:36:17.838212  <4>[  149.912347] hardirqs last  enabled at (0): [<00000000>] 0x0

 3958 17:36:17.878699  <4>[  149.918199] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3959 17:36:17.879153  <4>[  149.926005] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3960 17:36:17.879437  <4>[  149.933804] softirqs last disabled at (0): [<00000000>] 0x0

 3961 17:36:17.879662  <4>[  149.939653] ---[ end trace 6c61b7a51df8f474 ]---

 3962 17:36:17.879873  <6>[  149.944583] lkdtm: Negative detected: saturated

 3963 17:36:18.001970  # [  149.614809] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3964 17:36:18.002455  # [  149.622192] lkdtm: attempting bad refcount_dec() below zero

 3965 17:36:18.002727  # [  149.628681] ------------[ cut here ]------------

 3966 17:36:18.002966  # [  149.633640] WARNING: CPU: 1 PID: 2848 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3967 17:36:18.003192  # [  149.642541] refcount_t: decrement hit 0; leaking memory.

 3968 17:36:18.044926  # [  149.648163] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 3969 17:36:18.045386  # [  149.680626] CPU: 1 PID: 2848 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 3970 17:36:18.045641  # [  149.688638] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3971 17:36:18.045857  # [  149.695431] Backtrace: 

 3972 17:36:18.046067  # [  149.698168] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 3973 17:36:18.087818  # [  149.706011]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 3974 17:36:18.088264  # [  149.711945] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 3975 17:36:18.088540  # [  149.719530] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3976 17:36:18.088761  # [  149.726765]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58

 3977 17:36:18.088969  # [  149.734781] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 3978 17:36:18.089173  # [  149.742531]  r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c6a72000

 3979 17:36:18.130892  # [  149.748465] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 3980 17:36:18.131330  # [  149.757692]  r9:c1ad2e04 r8:c15ec020 r7:c6a73f60 r6:00000016 r5:00000000 r4:c6a72000

 3981 17:36:18.131562  # [  149.765708] [<c0875f00>] (refcount_warn_saturate) from [<c1397794>] (__refcount_dec.constprop.0+0x38/0x3c)

 3982 17:36:18.131795  # [  149.775632] [<c139775c>] (__refcount_dec.constprop.0) from [<c1397b84>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3983 17:36:18.131993  # [  149.785995] [<c1397b3c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 3984 17:36:18.174063  # [  149.795393]  r5:c6b3e000 r4:00000030

 3985 17:36:18.174522  # [  149.799241] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 3986 17:36:18.174802  # [  149.807522] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3987 17:36:18.175024  # [  149.815709]  r9:c6a73f60 r8:c30239c0 r7:00000016 r6:b6e62000 r5:c59fe640 r4:c0c592dc

 3988 17:36:18.175232  # [  149.823728] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3989 17:36:18.175468  # [  149.831828]  r9:c07e2978 r8:c6a73f60 r7:c290d000 r6:b6e62000 r5:c59fe640 r4:00000000

 3990 17:36:18.217304  # [  149.839842] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3991 17:36:18.217756  # [  149.847248]  r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c6a72000 r5:c59fe640

 3992 17:36:18.218010  # [  149.855343]  r4:c59fe640

 3993 17:36:18.218227  # [  149.858148] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3994 17:36:18.218433  # [  149.865552]  r9:c6a72000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3995 17:36:18.218640  # [  149.873568] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3996 17:36:18.260198  # [  149.881405] Exception stack(0xc6a73fa8 to 0xc6a73ff0)

 3997 17:36:18.260651  # [  149.886727] 3fa0:                   00000016 00000016 00000001 b6e62000 00000016 00000001

 3998 17:36:18.260903  # [  149.895175] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e62000 00020000 0049fe38

 3999 17:36:18.261134  # [  149.903621] 3fe0: 00000004 becd47e8 b6f2833b b6ea1616

 4000 17:36:18.261362  # [  149.908992] irq event stamp: 0

 4001 17:36:18.261586  # [  149.912347] hardirqs last  enabled at (0): [<00000000>] 0x0

 4002 17:36:18.261810  # [  149.918199] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4003 17:36:18.303280  # [  149.926005] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4004 17:36:18.303777  # [  149.933804] softirqs last disabled at (0): [<00000000>] 0x0

 4005 17:36:18.304060  # [  149.939653] ---[ end trace 6c61b7a51df8f474 ]---

 4006 17:36:18.304323  # [  149.944583] lkdtm: Negative detected: saturated

 4007 17:36:18.304549  # REFCOUNT_DEC_NEGATIVE: saw 'Ne<6>[  150.367808] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4008 17:36:18.304756  gative detected: saturated': ok

 4009 17:36:18.304956  <6>[  150.375826] lkdtm: attempting bad refcount_dec_and_test() below zero

 4010 17:36:18.346791  ok 47 selftests: lkdtm: REFCOUNT_<4>[  150.385358] ------------[ cut here ]------------

 4011 17:36:18.347248  DEC_NEGATIVE.sh

 4012 17:36:18.347538  # selftests: lkd<4>[  150.394542] WARNING: CPU: 0 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4013 17:36:18.347773  tm: REFCOUNT_DEC_AND_TEST_NEGATIV<4>[  150.404829] refcount_t: underflow; use-after-free.

 4014 17:36:18.347999  E.sh

 4015 17:36:18.390201  <4>[  150.412741] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4016 17:36:18.390701  <4>[  150.445415] CPU: 0 PID: 2884 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4017 17:36:18.390984  <4>[  150.453427] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4018 17:36:18.391227  <4>[  150.460222] Backtrace: 

 4019 17:36:18.391487  <4>[  150.462960] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4020 17:36:18.433305  <4>[  150.470802]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4021 17:36:18.433796  <4>[  150.476735] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4022 17:36:18.434076  <4>[  150.484319] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4023 17:36:18.434319  <4>[  150.491551]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58

 4024 17:36:18.434549  <4>[  150.499567] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4025 17:36:18.434772  <4>[  150.507318]  r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c6b5e000

 4026 17:36:18.476481  <4>[  150.513252] [<c138aaa0>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4027 17:36:18.476969  <4>[  150.522566]  r9:c1ad2e1c r8:c15ec020 r7:c6b5ff60 r6:0000001f r5:00000000 r4:c6b5e000

 4028 17:36:18.477248  <4>[  150.530586] [<c0875f00>] (refcount_warn_saturate) from [<c0c59ff8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4029 17:36:18.477492  <4>[  150.541297] [<c0c59f94>] (__refcount_sub_and_test.constprop.0) from [<c1397bfc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4030 17:36:18.519651  <4>[  150.553217] [<c1397bac>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4031 17:36:18.520162  <4>[  150.563397]  r5:c5fb7000 r4:00000031

 4032 17:36:18.520448  <4>[  150.567243] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4033 17:36:18.520693  <4>[  150.575525] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4034 17:36:18.520922  <4>[  150.583713]  r9:c6b5ff60 r8:c30239c0 r7:0000001f r6:b6e37000 r5:c6a51b80 r4:c0c592dc

 4035 17:36:18.521149  <4>[  150.591732] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4036 17:36:18.562924  <4>[  150.599832]  r9:c07e2978 r8:c6b5ff60 r7:c290d000 r6:b6e37000 r5:c6a51b80 r4:00000000

 4037 17:36:18.563443  <4>[  150.607845] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4038 17:36:18.563726  <4>[  150.615250]  r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c6b5e000 r5:c6a51b80

 4039 17:36:18.563964  <4>[  150.623344]  r4:c6a51b80

 4040 17:36:18.564194  <4>[  150.626150] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4041 17:36:18.564422  <4>[  150.633555]  r9:c6b5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4042 17:36:18.606187  <4>[  150.641573] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4043 17:36:18.606679  <4>[  150.649409] Exception stack(0xc6b5ffa8 to 0xc6b5fff0)

 4044 17:36:18.606963  <4>[  150.654733] ffa0:                   0000001f 0000001f 00000001 b6e37000 0000001f 00000001

 4045 17:36:18.607203  <4>[  150.663179] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e37000 00020000 004cfe38

 4046 17:36:18.607464  <4>[  150.671623] ffe0: 00000004 beb6c7e8 b6efd33b b6e76616

 4047 17:36:18.607691  <4>[  150.676981] irq event stamp: 0

 4048 17:36:18.607918  <4>[  150.680315] hardirqs last  enabled at (0): [<00000000>] 0x0

 4049 17:36:18.643502  <4>[  150.686191] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4050 17:36:18.643988  <4>[  150.693973] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4051 17:36:18.644298  <4>[  150.701753] softirqs last disabled at (0): [<00000000>] 0x0

 4052 17:36:18.644548  <4>[  150.707597] ---[ end trace 6c61b7a51df8f475 ]---

 4053 17:36:18.644805  <6>[  150.712508] lkdtm: Negative detected: saturated

 4054 17:36:18.769314  # [  150.367808] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4055 17:36:18.769810  # [  150.375826] lkdtm: attempting bad refcount_dec_and_test() below zero

 4056 17:36:18.770094  # [  150.385358] ------------[ cut here ]------------

 4057 17:36:18.770334  # [  150.394542] WARNING: CPU: 0 PID: 2884 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4058 17:36:18.770566  # [  150.404829] refcount_t: underflow; use-after-free.

 4059 17:36:18.812396  # [  150.412741] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4060 17:36:18.812934  # [  150.445415] CPU: 0 PID: 2884 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4061 17:36:18.813220  # [  150.453427] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4062 17:36:18.813459  # [  150.460222] Backtrace: 

 4063 17:36:18.855295  # [  150.462960] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4064 17:36:18.855761  # [  150.470802]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4065 17:36:18.856013  # [  150.476735] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4066 17:36:18.856228  # [  150.484319] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4067 17:36:18.856459  # [  150.491551]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58

 4068 17:36:18.856668  # [  150.499567] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4069 17:36:18.898400  # [  150.507318]  r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c6b5e000

 4070 17:36:18.898862  # [  150.513252] [<c138aaa0>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4071 17:36:18.899116  # [  150.522566]  r9:c1ad2e1c r8:c15ec020 r7:c6b5ff60 r6:0000001f r5:00000000 r4:c6b5e000

 4072 17:36:18.899362  # [  150.530586] [<c0875f00>] (refcount_warn_saturate) from [<c0c59ff8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4073 17:36:18.899582  # [  150.541297] [<c0c59f94>] (__refcount_sub_and_test.constprop.0) from [<c1397bfc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4074 17:36:18.941512  # [  150.553217] [<c1397bac>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4075 17:36:18.941957  # [  150.563397]  r5:c5fb7000 r4:00000031

 4076 17:36:18.942209  # [  150.567243] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4077 17:36:18.942429  # [  150.575525] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4078 17:36:18.942638  # [  150.583713]  r9:c6b5ff60 r8:c30239c0 r7:0000001f r6:b6e37000 r5:c6a51b80 r4:c0c592dc

 4079 17:36:18.984700  # [  150.591732] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4080 17:36:18.985155  # [  150.599832]  r9:c07e2978 r8:c6b5ff60 r7:c290d000 r6:b6e37000 r5:c6a51b80 r4:00000000

 4081 17:36:18.985415  # [  150.607845] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4082 17:36:18.985635  # [  150.615250]  r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c6b5e000 r5:c6a51b80

 4083 17:36:18.985845  # [  150.623344]  r4:c6a51b80

 4084 17:36:18.986055  # [  150.626150] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4085 17:36:18.986262  # [  150.633555]  r9:c6b5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4086 17:36:19.027895  # [  150.641573] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4087 17:36:19.028390  # [  150.649409] Exception stack(0xc6b5ffa8 to 0xc6b5fff0)

 4088 17:36:19.028672  # [  150.654733] ffa0:                   0000001f 0000001f 00000001 b6e37000 0000001f 00000001

 4089 17:36:19.028910  # [  150.663179] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e37000 00020000 004cfe38

 4090 17:36:19.029139  # [  150.671623] ffe0: 00000004 beb6c7e8 b6efd33b b6e76616

 4091 17:36:19.029367  # [  150.676981] irq event stamp: 0

 4092 17:36:19.029587  # [  150.680315] hardirqs last  enabled at (0): [<00000000>] 0x0

 4093 17:36:19.070858  # [  150.686191] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4094 17:36:19.071379  # [  150.693973] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4095 17:36:19.071674  # [  150.701753] softirqs last disabled at (0): [<00000000>] 0x0

 4096 17:36:19.071913  # [  150.707597] ---[ end trace 6c61b7a51df8f475 ]---

 4097 17:36:19.072139  # [  150.712508] lkdtm: Negative detected: saturated

 4098 17:36:19.072365  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4099 17:36:19.114217  ok 48 selftests: lkdtm: REFCOUNT<6>[  151.149727] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4100 17:36:19.114697  _DEC_AND_TEST_NEGATIVE.sh

 4101 17:36:19.114970  # self<6>[  151.158858] lkdtm: attempting bad refcount_sub_and_test() below zero

 4102 17:36:19.115211  tests: lkdtm: REFCOUNT_SUB_AND_TE<4>[  151.168352] ------------[ cut here ]------------

 4103 17:36:19.115511  ST_NEGATIVE.sh

 4104 17:36:19.115744  <4>[  151.176188] WARNING: CPU: 0 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4105 17:36:19.115970  <4>[  151.186297] refcount_t: underflow; use-after-free.

 4106 17:36:19.157753  <4>[  151.191387] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4107 17:36:19.158253  <4>[  151.223860] CPU: 0 PID: 2920 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4108 17:36:19.158539  <4>[  151.231871] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4109 17:36:19.158782  <4>[  151.238665] Backtrace: 

 4110 17:36:19.200965  <4>[  151.241402] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4111 17:36:19.201457  <4>[  151.249244]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4112 17:36:19.201736  <4>[  151.255177] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4113 17:36:19.201981  <4>[  151.262762] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4114 17:36:19.202212  <4>[  151.269994]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58

 4115 17:36:19.202436  <4>[  151.278011] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4116 17:36:19.243978  <4>[  151.285763]  r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c6d0c000

 4117 17:36:19.244430  <4>[  151.291698] [<c138aaa0>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4118 17:36:19.244689  <4>[  151.301014]  r9:c1ad2e3c r8:c15ec020 r7:c6d0df60 r6:0000001f r5:c5fb7000 r4:c6d0c000

 4119 17:36:19.244907  <4>[  151.309035] [<c0875f00>] (refcount_warn_saturate) from [<c0c59ff8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4120 17:36:19.287392  <4>[  151.319744] [<c0c59f94>] (__refcount_sub_and_test.constprop.0) from [<c1397c88>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4121 17:36:19.287876  <4>[  151.331667] [<c1397c38>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4122 17:36:19.288148  <4>[  151.341845]  r4:00000032

 4123 17:36:19.288387  <4>[  151.344649] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4124 17:36:19.288620  <4>[  151.352929] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4125 17:36:19.288845  <4>[  151.361117]  r9:c6d0df60 r8:c30239c0 r7:0000001f r6:b6dae000 r5:c6a71180 r4:c0c592dc

 4126 17:36:19.330503  <4>[  151.369136] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4127 17:36:19.330989  <4>[  151.377235]  r9:c07e2978 r8:c6d0df60 r7:c290d000 r6:b6dae000 r5:c6a71180 r4:00000000

 4128 17:36:19.331283  <4>[  151.385249] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4129 17:36:19.331530  <4>[  151.392655]  r10:00000004 r9:00000000 r8:00000000 r7:b6dae000 r6:c6d0c000 r5:c6a71180

 4130 17:36:19.331762  <4>[  151.400748]  r4:c6a71180

 4131 17:36:19.331984  <4>[  151.403555] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4132 17:36:19.373746  <4>[  151.410959]  r9:c6d0c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4133 17:36:19.374230  <4>[  151.418975] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4134 17:36:19.374504  <4>[  151.426810] Exception stack(0xc6d0dfa8 to 0xc6d0dff0)

 4135 17:36:19.374743  <4>[  151.432133] dfa0:                   0000001f 0000001f 00000001 b6dae000 0000001f 00000001

 4136 17:36:19.374975  <4>[  151.440580] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dae000 00020000 004dfe38

 4137 17:36:19.375205  <4>[  151.449024] dfe0: 00000004 be9847e8 b6e7433b b6ded616

 4138 17:36:19.375467  <4>[  151.454369] irq event stamp: 0

 4139 17:36:19.420950  <4>[  151.457703] hardirqs last  enabled at (0): [<00000000>] 0x0

 4140 17:36:19.421237  <4>[  151.463573] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4141 17:36:19.421294  <4>[  151.471353] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4142 17:36:19.421342  <4>[  151.479108] softirqs last disabled at (0): [<00000000>] 0x0

 4143 17:36:19.421391  <4>[  151.484972] ---[ end trace 6c61b7a51df8f476 ]---

 4144 17:36:19.421441  <6>[  151.489863] lkdtm: Negative detected: saturated

 4145 17:36:19.560198  # [  151.149727] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4146 17:36:19.560652  # [  151.158858] lkdtm: attempting bad refcount_sub_and_test() below zero

 4147 17:36:19.560902  # [  151.168352] ------------[ cut here ]------------

 4148 17:36:19.561125  # [  151.176188] WARNING: CPU: 0 PID: 2920 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4149 17:36:19.561335  # [  151.186297] refcount_t: underflow; use-after-free.

 4150 17:36:19.603418  # [  151.191387] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4151 17:36:19.603919  # [  151.223860] CPU: 0 PID: 2920 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4152 17:36:19.604206  # [  151.231871] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4153 17:36:19.604444  # [  151.238665] Backtrace: 

 4154 17:36:19.646251  # [  151.241402] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4155 17:36:19.646722  # [  151.249244]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4156 17:36:19.646976  # [  151.255177] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4157 17:36:19.647196  # [  151.262762] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4158 17:36:19.647460  # [  151.269994]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a26d58

 4159 17:36:19.647704  # [  151.278011] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4160 17:36:19.689342  # [  151.285763]  r7:0000001c r6:c1a26d58 r5:c1a26d94 r4:c6d0c000

 4161 17:36:19.689824  # [  151.291698] [<c138aaa0>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4162 17:36:19.690080  # [  151.301014]  r9:c1ad2e3c r8:c15ec020 r7:c6d0df60 r6:0000001f r5:c5fb7000 r4:c6d0c000

 4163 17:36:19.690303  # [  151.309035] [<c0875f00>] (refcount_warn_saturate) from [<c0c59ff8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4164 17:36:19.690513  # [  151.319744] [<c0c59f94>] (__refcount_sub_and_test.constprop.0) from [<c1397c88>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4165 17:36:19.732484  # [  151.331667] [<c1397c38>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4166 17:36:19.732936  # [  151.341845]  r4:00000032

 4167 17:36:19.733185  # [  151.344649] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4168 17:36:19.733406  # [  151.352929] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4169 17:36:19.733613  # [  151.361117]  r9:c6d0df60 r8:c30239c0 r7:0000001f r6:b6dae000 r5:c6a71180 r4:c0c592dc

 4170 17:36:19.733818  # [  151.369136] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4171 17:36:19.775546  # [  151.377235]  r9:c07e2978 r8:c6d0df60 r7:c290d000 r6:b6dae000 r5:c6a71180 r4:00000000

 4172 17:36:19.776001  # [  151.385249] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4173 17:36:19.776265  # [  151.392655]  r10:00000004 r9:00000000 r8:00000000 r7:b6dae000 r6:c6d0c000 r5:c6a71180

 4174 17:36:19.776492  # [  151.400748]  r4:c6a71180

 4175 17:36:19.776705  # [  151.403555] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4176 17:36:19.776912  # [  151.410959]  r9:c6d0c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4177 17:36:19.818650  # [  151.418975] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4178 17:36:19.819153  # [  151.426810] Exception stack(0xc6d0dfa8 to 0xc6d0dff0)

 4179 17:36:19.819458  # [  151.432133] dfa0:                   0000001f 0000001f 00000001 b6dae000 0000001f 00000001

 4180 17:36:19.819704  # [  151.440580] dfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6dae000 00020000 004dfe38

 4181 17:36:19.819930  # [  151.449024] dfe0: 00000004 be9847e8 b6e7433b b6ded616

 4182 17:36:19.820154  # [  151.454369] irq event stamp: 0

 4183 17:36:19.820376  # [  151.457703] hardirqs last  enabled at (0): [<00000000>] 0x0

 4184 17:36:19.861126  # [  151.463573] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4185 17:36:19.861282  # [  151.471353] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4186 17:36:19.861371  # [  151.479108] softirqs last disabled at (0): [<00000000>] 0x0

 4187 17:36:19.861427  # [  151.484972] ---[ end trace 6c61b7a51df8f476 ]---

 4188 17:36:19.861487  # [  151.489863] lkdtm: Negative detected: saturated

 4189 17:36:19.861540  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4190 17:36:19.861593  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4191 17:36:19.908208  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 4192 17:36:19.908663  <6>[  151.949950] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4193 17:36:19.908930  <6>[  151.955973] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4194 17:36:19.909151  <6>[  151.962710] lkdtm: Good: zero detected

 4195 17:36:19.909356  <6>[  151.966755] lkdtm: Correctly stayed at zero

 4196 17:36:19.909559  <6>[  151.971293] lkdtm: attempting bad refcount_inc() from zero

 4197 17:36:19.909762  <4>[  151.977051] ------------[ cut here ]------------

 4198 17:36:19.909967  <4>[  151.981984] WARNING: CPU: 1 PID: 2953 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4199 17:36:19.951624  <4>[  151.990813] refcount_t: addition on 0; use-after-free.

 4200 17:36:19.952100  <4>[  151.996222] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4201 17:36:19.994999  <4>[  152.028718] CPU: 1 PID: 2953 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4202 17:36:19.995521  <4>[  152.036728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4203 17:36:19.995814  <4>[  152.043523] Backtrace: 

 4204 17:36:19.996055  <4>[  152.046258] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4205 17:36:19.996282  <4>[  152.054100]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4206 17:36:19.996510  <4>[  152.060034] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4207 17:36:19.996729  <4>[  152.067617] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4208 17:36:20.038123  <4>[  152.074850]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58

 4209 17:36:20.038609  <4>[  152.082865] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4210 17:36:20.038892  <4>[  152.090618]  r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c6bc2000

 4211 17:36:20.039130  <4>[  152.096550] [<c138aaa0>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4212 17:36:20.039392  <4>[  152.105865]  r9:c1ad2e5c r8:c15ec020 r7:c6bc3f60 r6:00000012 r5:00000000 r4:c6bc2000

 4213 17:36:20.081482  <4>[  152.113884] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f90>] (__refcount_add.constprop.0+0x54/0x58)

 4214 17:36:20.081975  <4>[  152.123812] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397d6c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4215 17:36:20.082259  <4>[  152.133823] [<c1397cc4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4216 17:36:20.082498  <4>[  152.142875]  r5:c6b68000 r4:00000033

 4217 17:36:20.082724  <4>[  152.146721] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4218 17:36:20.082957  <4>[  152.155002] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4219 17:36:20.124688  <4>[  152.163188]  r9:c6bc3f60 r8:c30239c0 r7:00000012 r6:b6e3e000 r5:c5fd72c0 r4:c0c592dc

 4220 17:36:20.125169  <4>[  152.171207] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4221 17:36:20.125444  <4>[  152.179307]  r9:c07e2978 r8:c6bc3f60 r7:c290d000 r6:b6e3e000 r5:c5fd72c0 r4:00000000

 4222 17:36:20.125682  <4>[  152.187319] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4223 17:36:20.125916  <4>[  152.194723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6bc2000 r5:c5fd72c0

 4224 17:36:20.126145  <4>[  152.202818]  r4:c5fd72c0

 4225 17:36:20.167954  <4>[  152.205623] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4226 17:36:20.168446  <4>[  152.213028]  r9:c6bc2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4227 17:36:20.168725  <4>[  152.221043] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4228 17:36:20.168966  <4>[  152.228878] Exception stack(0xc6bc3fa8 to 0xc6bc3ff0)

 4229 17:36:20.169196  <4>[  152.234203] 3fa0:                   00000012 00000012 00000001 b6e3e000 00000012 00000001

 4230 17:36:20.169425  <4>[  152.242651] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e3e000 00020000 004ffe38

 4231 17:36:20.210651  <4>[  152.251095] 3fe0: 00000004 be95c7e8 b6f0433b b6e7d616

 4232 17:36:20.210799  <4>[  152.256466] irq event stamp: 0

 4233 17:36:20.210860  <4>[  152.259801] hardirqs last  enabled at (0): [<00000000>] 0x0

 4234 17:36:20.210914  <4>[  152.265677] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4235 17:36:20.210967  <4>[  152.273469] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4236 17:36:20.211013  <4>[  152.281268] softirqs last disabled at (0): [<00000000>] 0x0

 4237 17:36:20.211057  <4>[  152.287117] ---[ end trace 6c61b7a51df8f477 ]---

 4238 17:36:20.226471  <6>[  152.292052] lkdtm: Zero detected: saturated

 4239 17:36:20.352614  # [  151.949950] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4240 17:36:20.353063  # [  151.955973] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4241 17:36:20.353320  # [  151.962710] lkdtm: Good: zero detected

 4242 17:36:20.353540  # [  151.966755] lkdtm: Correctly stayed at zero

 4243 17:36:20.353747  # [  151.971293] lkdtm: attempting bad refcount_inc() from zero

 4244 17:36:20.353950  # [  151.977051] ------------[ cut here ]------------

 4245 17:36:20.354152  # [  151.981984] WARNING: CPU: 1 PID: 2953 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4246 17:36:20.395600  # [  151.990813] refcount_t: addition on 0; use-after-free.

 4247 17:36:20.396096  # [  151.996222] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4248 17:36:20.396386  # [  152.028718] CPU: 1 PID: 2953 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4249 17:36:20.438529  # [  152.036728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4250 17:36:20.438984  # [  152.043523] Backtrace: 

 4251 17:36:20.439231  # [  152.046258] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4252 17:36:20.439479  # [  152.054100]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4253 17:36:20.439691  # [  152.060034] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4254 17:36:20.439895  # [  152.067617] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4255 17:36:20.481890  # [  152.074850]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58

 4256 17:36:20.482374  # [  152.082865] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4257 17:36:20.482632  # [  152.090618]  r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c6bc2000

 4258 17:36:20.482852  # [  152.096550] [<c138aaa0>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4259 17:36:20.483058  # [  152.105865]  r9:c1ad2e5c r8:c15ec020 r7:c6bc3f60 r6:00000012 r5:00000000 r4:c6bc2000

 4260 17:36:20.483284  # [  152.113884] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f90>] (__refcount_add.constprop.0+0x54/0x58)

 4261 17:36:20.524884  # [  152.123812] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397d6c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4262 17:36:20.525384  # [  152.133823] [<c1397cc4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4263 17:36:20.525671  # [  152.142875]  r5:c6b68000 r4:00000033

 4264 17:36:20.525900  # [  152.146721] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4265 17:36:20.526138  # [  152.155002] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4266 17:36:20.567911  # [  152.163188]  r9:c6bc3f60 r8:c30239c0 r7:00000012 r6:b6e3e000 r5:c5fd72c0 r4:c0c592dc

 4267 17:36:20.568371  # [  152.171207] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4268 17:36:20.568634  # [  152.179307]  r9:c07e2978 r8:c6bc3f60 r7:c290d000 r6:b6e3e000 r5:c5fd72c0 r4:00000000

 4269 17:36:20.568858  # [  152.187319] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4270 17:36:20.569068  # [  152.194723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6bc2000 r5:c5fd72c0

 4271 17:36:20.569268  # [  152.202818]  r4:c5fd72c0

 4272 17:36:20.611078  # [  152.205623] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4273 17:36:20.611559  # [  152.213028]  r9:c6bc2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4274 17:36:20.611816  # [  152.221043] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4275 17:36:20.612032  # [  152.228878] Exception stack(0xc6bc3fa8 to 0xc6bc3ff0)

 4276 17:36:20.612241  # [  152.234203] 3fa0:                   00000012 00000012 00000001 b6e3e000 00000012 00000001

 4277 17:36:20.612446  # [  152.242651] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e3e000 00020000 004ffe38

 4278 17:36:20.612649  # [  152.251095] 3fe0: 00000004 be95c7e8 b6f0433b b6e7d616

 4279 17:36:20.653877  # [  152.256466] irq event stamp: 0

 4280 17:36:20.654329  # [  152.259801] hardirqs last  enabled at (0): [<00000000>] 0x0

 4281 17:36:20.654592  # [  152.265677] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4282 17:36:20.654860  # [  152.273469] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4283 17:36:20.655130  # [  152.281268] softirqs last disabled at (0): [<00000000>] 0x0

 4284 17:36:20.655384  # [  152.287117] ---[ end trace 6c61b7a51df8f477 ]---

 4285 17:36:20.655648  # [  152.292052] lkdtm: Zero detected: saturated

 4286 17:36:20.697262  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]

 4287 17:36:20.697746  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1

 4288 17:36:20.698035  # selftests: lkdtm: REF<6>[  152.743611] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4289 17:36:20.698279  COUNT_ADD_ZERO.sh

 4290 17:36:20.698505  <6>[  152.752363] lkdtm: attempting safe refcount_add_not_zero() from zero

 4291 17:36:20.698729  <6>[  152.760538] lkdtm: Good: zero detected

 4292 17:36:20.698959  <6>[  152.764603] lkdtm: Correctly stayed at zero

 4293 17:36:20.699183  <6>[  152.769059] lkdtm: attempting bad refcount_add() from zero

 4294 17:36:20.699428  <4>[  152.774851] ------------[ cut here ]------------

 4295 17:36:20.740941  <4>[  152.779756] WARNING: CPU: 2 PID: 2988 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4296 17:36:20.741433  <4>[  152.788583] refcount_t: addition on 0; use-after-free.

 4297 17:36:20.784094  <4>[  152.794026] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4298 17:36:20.784604  <4>[  152.826501] CPU: 2 PID: 2988 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4299 17:36:20.784890  <4>[  152.834512] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4300 17:36:20.785127  <4>[  152.841308] Backtrace: 

 4301 17:36:20.785352  <4>[  152.844044] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4302 17:36:20.785577  <4>[  152.851885]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4303 17:36:20.785800  <4>[  152.857820] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4304 17:36:20.827372  <4>[  152.865404] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4305 17:36:20.827863  <4>[  152.872636]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58

 4306 17:36:20.828145  <4>[  152.880651] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4307 17:36:20.828383  <4>[  152.888401]  r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c6d92000

 4308 17:36:20.828612  <4>[  152.894334] [<c138aaa0>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4309 17:36:20.828838  <4>[  152.903649]  r9:c1ad2e70 r8:c15ec020 r7:c6d93f60 r6:00000012 r5:00000000 r4:c6d92000

 4310 17:36:20.870583  <4>[  152.911667] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f90>] (__refcount_add.constprop.0+0x54/0x58)

 4311 17:36:20.871073  <4>[  152.921594] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397e38>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4312 17:36:20.871380  <4>[  152.931606] [<c1397d90>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4313 17:36:20.871675  <4>[  152.940656]  r5:c6b5d000 r4:00000034

 4314 17:36:20.871910  <4>[  152.944502] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4315 17:36:20.913770  <4>[  152.952781] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4316 17:36:20.914262  <4>[  152.960969]  r9:c6d93f60 r8:c30239c0 r7:00000012 r6:b6e31000 r5:c5adb7c0 r4:c0c592dc

 4317 17:36:20.914541  <4>[  152.968988] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4318 17:36:20.914780  <4>[  152.977088]  r9:c07e2978 r8:c6d93f60 r7:c290d000 r6:b6e31000 r5:c5adb7c0 r4:00000000

 4319 17:36:20.915009  <4>[  152.985102] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4320 17:36:20.956982  <4>[  152.992507]  r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c6d92000 r5:c5adb7c0

 4321 17:36:20.957470  <4>[  153.000601]  r4:c5adb7c0

 4322 17:36:20.957750  <4>[  153.003407] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4323 17:36:20.957994  <4>[  153.010812]  r9:c6d92000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4324 17:36:20.958226  <4>[  153.018830] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4325 17:36:20.958449  <4>[  153.026665] Exception stack(0xc6d93fa8 to 0xc6d93ff0)

 4326 17:36:20.958674  <4>[  153.031987] 3fa0:                   00000012 00000012 00000001 b6e31000 00000012 00000001

 4327 17:36:21.000207  <4>[  153.040434] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e31000 00020000 0044fe38

 4328 17:36:21.000738  <4>[  153.048879] 3fe0: 00000004 bed137e8 b6ef733b b6e70616

 4329 17:36:21.001056  <4>[  153.054265] irq event stamp: 0

 4330 17:36:21.001297  <4>[  153.057601] hardirqs last  enabled at (0): [<00000000>] 0x0

 4331 17:36:21.001537  <4>[  153.063484] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4332 17:36:21.001780  <4>[  153.071282] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4333 17:36:21.002016  <4>[  153.079038] softirqs last disabled at (0): [<00000000>] 0x0

 4334 17:36:21.020299  <4>[  153.084932] ---[ end trace 6c61b7a51df8f478 ]---

 4335 17:36:21.020406  <6>[  153.089838] lkdtm: Zero detected: saturated

 4336 17:36:21.160273  # [  152.743611] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4337 17:36:21.160729  # [  152.752363] lkdtm: attempting safe refcount_add_not_zero() from zero

 4338 17:36:21.160986  # [  152.760538] lkdtm: Good: zero detected

 4339 17:36:21.161203  # [  152.764603] lkdtm: Correctly stayed at zero

 4340 17:36:21.161406  # [  152.769059] lkdtm: attempting bad refcount_add() from zero

 4341 17:36:21.161613  # [  152.774851] ------------[ cut here ]------------

 4342 17:36:21.161818  # [  152.779756] WARNING: CPU: 2 PID: 2988 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4343 17:36:21.203519  # [  152.788583] refcount_t: addition on 0; use-after-free.

 4344 17:36:21.204012  # [  152.794026] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4345 17:36:21.204299  # [  152.826501] CPU: 2 PID: 2988 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4346 17:36:21.246318  # [  152.834512] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4347 17:36:21.246760  # [  152.841308] Backtrace: 

 4348 17:36:21.247009  # [  152.844044] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4349 17:36:21.247274  # [  152.851885]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4350 17:36:21.247529  # [  152.857820] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4351 17:36:21.247742  # [  152.865404] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4352 17:36:21.289360  # [  152.872636]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a26d58

 4353 17:36:21.289850  # [  152.880651] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4354 17:36:21.290117  # [  152.888401]  r7:00000019 r6:c1a26d58 r5:c1a26d68 r4:c6d92000

 4355 17:36:21.290402  # [  152.894334] [<c138aaa0>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4356 17:36:21.290631  # [  152.903649]  r9:c1ad2e70 r8:c15ec020 r7:c6d93f60 r6:00000012 r5:00000000 r4:c6d92000

 4357 17:36:21.290839  # [  152.911667] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f90>] (__refcount_add.constprop.0+0x54/0x58)

 4358 17:36:21.332524  # [  152.921594] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397e38>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4359 17:36:21.332984  # [  152.931606] [<c1397d90>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4360 17:36:21.333259  # [  152.940656]  r5:c6b5d000 r4:00000034

 4361 17:36:21.333482  # [  152.944502] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4362 17:36:21.333691  # [  152.952781] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4363 17:36:21.375362  # [  152.960969]  r9:c6d93f60 r8:c30239c0 r7:00000012 r6:b6e31000 r5:c5adb7c0 r4:c0c592dc

 4364 17:36:21.375798  # [  152.968988] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4365 17:36:21.376049  # [  152.977088]  r9:c07e2978 r8:c6d93f60 r7:c290d000 r6:b6e31000 r5:c5adb7c0 r4:00000000

 4366 17:36:21.376264  # [  152.985102] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4367 17:36:21.376477  # [  152.992507]  r10:00000004 r9:00000000 r8:00000000 r7:b6e31000 r6:c6d92000 r5:c5adb7c0

 4368 17:36:21.376684  # [  153.000601]  r4:c5adb7c0

 4369 17:36:21.418477  # [  153.003407] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4370 17:36:21.418982  # [  153.010812]  r9:c6d92000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4371 17:36:21.419250  # [  153.018830] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4372 17:36:21.419499  # [  153.026665] Exception stack(0xc6d93fa8 to 0xc6d93ff0)

 4373 17:36:21.419715  # [  153.031987] 3fa0:                   00000012 00000012 00000001 b6e31000 00000012 00000001

 4374 17:36:21.419922  # [  153.040434] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e31000 00020000 0044fe38

 4375 17:36:21.420127  # [  153.048879] 3fe0: 00000004 bed137e8 b6ef733b b6e70616

 4376 17:36:21.461670  # [  153.054265] irq event stamp: 0

 4377 17:36:21.462144  # [  153.057601] hardirqs last  enabled at (0): [<00000000>] 0x0

 4378 17:36:21.462398  # [  153.063484] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4379 17:36:21.462616  # [  153.071282] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4380 17:36:21.462822  # [  153.079038] softirqs last disabled at (0): [<00000000>] 0x0

 4381 17:36:21.463023  # [  153.084932] ---[ end trace 6c61b7a51df8f478 ]---

 4382 17:36:21.463225  # [  153.089838] lkdtm: Zero detected: saturated

 4383 17:36:21.505458  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]

 4384 17:36:21.505947  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1

 4385 17:36:21.506234  # <6>[  153.549811] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4386 17:36:21.506476  selftests: lkdtm: REFCOUNT_INC_SA<6>[  153.558726] lkdtm: attempting bad refcount_inc() from saturated

 4387 17:36:21.506705  TURATED.sh

 4388 17:36:21.506927  <4>[  153.567722] ------------[ cut here ]------------

 4389 17:36:21.507150  <4>[  153.573712] WARNING: CPU: 2 PID: 3026 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4390 17:36:21.507404  <4>[  153.582479] refcount_t: saturated; leaking memory.

 4391 17:36:21.548653  <4>[  153.587541] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4392 17:36:21.549159  <4>[  153.620038] CPU: 2 PID: 3026 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4393 17:36:21.591914  <4>[  153.628050] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4394 17:36:21.592406  <4>[  153.634843] Backtrace: 

 4395 17:36:21.592683  <4>[  153.637580] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4396 17:36:21.592923  <4>[  153.645423]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4397 17:36:21.593152  <4>[  153.651356] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4398 17:36:21.593379  <4>[  153.658940] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4399 17:36:21.593601  <4>[  153.666174]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58

 4400 17:36:21.635060  <4>[  153.674191] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4401 17:36:21.635705  <4>[  153.681943]  r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c6d92000

 4402 17:36:21.636064  <4>[  153.687878] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4403 17:36:21.636324  <4>[  153.697105]  r9:c1ad2e84 r8:c15ec020 r7:c6d93f60 r6:00000017 r5:c6b5d000 r4:c6d92000

 4404 17:36:21.636558  <4>[  153.705126] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f80>] (__refcount_add.constprop.0+0x44/0x58)

 4405 17:36:21.678313  <4>[  153.715057] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397ea8>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4406 17:36:21.678809  <4>[  153.725503] [<c1397e5c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4407 17:36:21.679090  <4>[  153.734987]  r4:00000035

 4408 17:36:21.679356  <4>[  153.737792] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4409 17:36:21.679595  <4>[  153.746073] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4410 17:36:21.679821  <4>[  153.754263]  r9:c6d93f60 r8:c30239c0 r7:00000017 r6:b6dbf000 r5:c6a71e00 r4:c0c592dc

 4411 17:36:21.721561  <4>[  153.762281] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4412 17:36:21.722049  <4>[  153.770382]  r9:c07e2978 r8:c6d93f60 r7:c290d000 r6:b6dbf000 r5:c6a71e00 r4:00000000

 4413 17:36:21.722327  <4>[  153.778396] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4414 17:36:21.722568  <4>[  153.785801]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c6d92000 r5:c6a71e00

 4415 17:36:21.722795  <4>[  153.793895]  r4:c6a71e00

 4416 17:36:21.723015  <4>[  153.796700] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4417 17:36:21.764917  <4>[  153.804108]  r9:c6d92000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4418 17:36:21.765406  <4>[  153.812123] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4419 17:36:21.765688  <4>[  153.819959] Exception stack(0xc6d93fa8 to 0xc6d93ff0)

 4420 17:36:21.765930  <4>[  153.825284] 3fa0:                   00000017 00000017 00000001 b6dbf000 00000017 00000001

 4421 17:36:21.766163  <4>[  153.833731] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbf000 00020000 0041fe38

 4422 17:36:21.766392  <4>[  153.842176] 3fe0: 00000004 bea5e7e8 b6e8533b b6dfe616

 4423 17:36:21.818038  <4>[  153.847565] irq event stamp: 0

 4424 17:36:21.818186  <4>[  153.850925] hardirqs last  enabled at (0): [<00000000>] 0x0

 4425 17:36:21.818267  <4>[  153.856777] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4426 17:36:21.818330  <4>[  153.864598] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4427 17:36:21.818392  <4>[  153.872403] softirqs last disabled at (0): [<00000000>] 0x0

 4428 17:36:21.818455  <4>[  153.878255] ---[ end trace 6c61b7a51df8f479 ]---

 4429 17:36:21.818524  <6>[  153.883186] lkdtm: Saturation detected: still saturated

 4430 17:36:21.945686  # [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

 4431 17:36:21.946152  # [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

 4432 17:36:21.946417  # [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

 4433 17:36:21.946639  # [    0.000000] Memory: 920564K/1048576K available (17408K kernel code, 2711K rwdata, 8124K rodata, 2048K init, 6692K bss, 62476K reserved, 65536K cma-reserved, 196608K highmem)

 4434 17:36:21.988659  # [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 4435 17:36:21.989149  # [    0.000000] ftrace: allocating 55539 entries in 163 pages

 4436 17:36:21.989427  # [    0.000000] ftrace: allocated 163 pages with 4 groups

 4437 17:36:21.989662  # [    0.000000] Running RCU self tests

 4438 17:36:21.989888  # [  153.549811] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4439 17:36:21.990109  # [  153.558726] lkdtm: attempting bad refcount_inc() from saturated

 4440 17:36:21.990333  # [  153.567722] ------------[ cut here ]------------

 4441 17:36:21.990553  # [  153.573712] WARNING: CPU: 2 PID: 3026 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4442 17:36:22.031532  # [  153.582479] refcount_t: saturated; leaking memory.

 4443 17:36:22.031985  # [  153.587541] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4444 17:36:22.074556  # [  153.620038] CPU: 2 PID: 3026 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4445 17:36:22.075029  # [  153.628050] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4446 17:36:22.075311  # [  153.634843] Backtrace: 

 4447 17:36:22.075539  # [  153.637580] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4448 17:36:22.075753  # [  153.645423]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4449 17:36:22.075957  # [  153.651356] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4450 17:36:22.076158  # [  153.658940] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4451 17:36:22.117967  # [  153.666174]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a26d58

 4452 17:36:22.118426  # [  153.674191] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4453 17:36:22.118710  # [  153.681943]  r7:00000016 r6:c1a26d58 r5:c1a26d30 r4:c6d92000

 4454 17:36:22.118963  # [  153.687878] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4455 17:36:22.119177  # [  153.697105]  r9:c1ad2e84 r8:c15ec020 r7:c6d93f60 r6:00000017 r5:c6b5d000 r4:c6d92000

 4456 17:36:22.119434  # [  153.705126] [<c0875f00>] (refcount_warn_saturate) from [<c0c59f80>] (__refcount_add.constprop.0+0x44/0x58)

 4457 17:36:22.160819  # [  153.715057] [<c0c59f3c>] (__refcount_add.constprop.0) from [<c1397ea8>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4458 17:36:22.161265  # [  153.725503] [<c1397e5c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4459 17:36:22.161514  # [  153.734987]  r4:00000035

 4460 17:36:22.161762  # [  153.737792] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4461 17:36:22.161997  # [  153.746073] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4462 17:36:22.204021  # [  153.754263]  r9:c6d93f60 r8:c30239c0 r7:00000017 r6:b6dbf000 r5:c6a71e00 r4:c0c592dc

 4463 17:36:22.204480  # [  153.762281] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4464 17:36:22.204739  # [  153.770382]  r9:c07e2978 r8:c6d93f60 r7:c290d000 r6:b6dbf000 r5:c6a71e00 r4:00000000

 4465 17:36:22.204956  # [  153.778396] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4466 17:36:22.205166  # [  153.785801]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c6d92000 r5:c6a71e00

 4467 17:36:22.205368  # [  153.793895]  r4:c6a71e00

 4468 17:36:22.247123  # [  153.796700] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4469 17:36:22.247643  # [  153.804108]  r9:c6d92000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4470 17:36:22.247922  # [  153.812123] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4471 17:36:22.248160  # [  153.819959] Exception stack(0xc6d93fa8 to 0xc6d93ff0)

 4472 17:36:22.248391  # [  153.825284] 3fa0:                   00000017 00000017 00000001 b6dbf000 00000017 00000001

 4473 17:36:22.248679  # [  153.833731] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbf000 00020000 0041fe38

 4474 17:36:22.290248  # [  153.842176] 3fe0: 00000004 bea5e7e8 b6e8533b b6dfe616

 4475 17:36:22.290733  # [  153.847565] irq event stamp: 0

 4476 17:36:22.291006  # [  153.850925] hardirqs last  enabled at (0): [<00000000>] 0x0

 4477 17:36:22.291244  # [  153.856777] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4478 17:36:22.291505  # [<6>[  154.347066] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4479 17:36:22.291731    153.864598] softirqs last  enab<6>[  154.356083] lkdtm: attempting bad refcount_dec() from saturated

 4480 17:36:22.291956  led at (0): [<c03538f4>] copy_pro<4>[  154.365056] ------------[ cut here ]------------

 4481 17:36:22.292178  cess+0x5f8/0x1dac

 4482 17:36:22.333333  # [  153.87240<4>[  154.372909] WARNING: CPU: 1 PID: 3062 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4483 17:36:22.333825  3] softirqs last disabled at (0):<4>[  154.384355] refcount_t: decrement hit 0; leaking memory.

 4484 17:36:22.334106   [<00000000>] 0x0

 4485 17:36:22.376318  # [  153.87825<4>[  154.392781] Modules linked in: sha256_generic sha256_arm cfg80211 fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes snd_soc_sgtl5000 phy_generic snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore imx_ldb dw_hdmi_imx dw_hdmi parallel_display flexcan can_dev imxdrm caam error etnaviv gpu_sched imx_ipu_v3

 4486 17:36:22.376815  5] ---[ end trace 6c61b7a51df8f47<4>[  154.427810] CPU: 1 PID: 3062 Comm: cat Tainted: G      D W         5.10.217-cip47 #1

 4487 17:36:22.377096  9 ]---

 4488 17:36:22.377345  # [  <145>[3 . 8185341.8438620] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4489 17:36:22.377575  ] lkdtm: Saturatio<n4 >d[e t e15c.447314] Backtrace: 

 4490 17:36:22.377802  ted: still saturated

 4491 17:36:22.419697  # REFCOUNT_<4>[  154.452123] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4492 17:36:22.420186  INC_SATURATED: saw '<S4a>t[u r a154.462804]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ced8

 4493 17:36:22.420469  ion detected: still satur<a4t>e[d 154.470980] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4494 17:36:22.420712  ': ok

 4495 17:36:22.420935  ok 52 selftests:< 4l>k[d t154.480980] [<c1390ba4>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4496 17:36:22.421166  m: REFCOUNT_INC_SATU<R4A>T[E D .154.490539]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a26d58

 4497 17:36:22.421388  h

 4498 17:36:22.462756  # selftests: lkdtm: <R4E>F[C O154.500800] [<c0356730>] (__warn) from [<c138ab28>] (warn_slowpath_fmt+0x8c/0xa8)

 4499 17:36:22.463242  UNT_DEC_SATURA<T4E>D[. s 1h5

 4500 17:36:22.463552  4

 4501 17:36:22.463797  .510878]  r7:0000001f r6:c1a26d58 r5:c1a26dbc r4:c6a64000

 4502 17:36:22.464035  <4>[  154.518711] [<c138aaa0>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4503 17:36:22.464266  <4>[  154.527940]  r9:c1ad2e9c r8:c15ec020 r7:c6a65f60 r6:00000017 r5:c6b68000 r4:c6a64000

 4504 17:36:22.464495  <4>[  154.535957] [<c0875f00>] (refcount_warn_saturate) from [<c1397794>] (__refcount_dec.constprop.0+0x38/0x3c)

 4505 17:36:22.505901  <4>[  154.545882] [<c139775c>] (__refcount_dec.constprop.0) from [<c1397f14>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4506 17:36:22.506384  <4>[  154.556331] [<c1397ecc>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c58efc>] (lkdtm_do_action+0x2c/0x4c)

 4507 17:36:22.506666  <4>[  154.565815]  r4:00000036

 4508 17:36:22.506905  <4>[  154.568620] [<c0c58ed0>] (lkdtm_do_action) from [<c0c593fc>] (direct_entry+0x120/0x18c)

 4509 17:36:22.507129  <4>[  154.576901] [<c0c592dc>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4510 17:36:22.549166  <4>[  154.585088]  r9:c6a65f60 r8:c30239c0 r7:00000017 r6:b6e05000 r5:c2fe1400 r4:c0c592dc

 4511 17:36:22.549653  <4>[  154.593107] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4512 17:36:22.549938  <4>[  154.601206]  r9:c07e2978 r8:c6a65f60 r7:c290d000 r6:b6e05000 r5:c2fe1400 r4:00000000

 4513 17:36:22.550181  <4>[  154.609219] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4514 17:36:22.550415  <4>[  154.616626]  r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c6a64000 r5:c2fe1400

 4515 17:36:22.550640  <4>[  154.624720]  r4:c2fe1400

 4516 17:36:22.592320  <4>[  154.627526] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4517 17:36:22.592807  <4>[  154.634930]  r9:c6a64000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4518 17:36:22.593086  <4>[  154.642948] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4519 17:36:22.593330  <4>[  154.650783] Exception stack(0xc6a65fa8 to 0xc6a65ff0)

 4520 17:36:22.593561  <4>[  154.656106] 5fa0:                   00000017 00000017 00000001 b6e05000 00000017 00000001

 4521 17:36:22.593789  <4>[  154.664553] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e05000 00020000 0049fe38

 4522 17:36:22.645502  <4>[  154.672998] 5fe0: 00000004 beda07e8 b6ecb33b b6e44616

 4523 17:36:22.645989  <4>[  154.678367] irq event stamp: 0

 4524 17:36:22.646265  <4>[  154.681719] hardirqs last  enabled at (0): [<00000000>] 0x0

 4525 17:36:22.646505  <4>[  154.687590] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4526 17:36:22.646731  <4>[  154.695378] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4527 17:36:22.646955  <4>[  154.703157] softirqs last disabled at (0): [<00000000>] 0x0

 4528 17:36:22.647182  <4>[  154.709019] ---[ end trace 6c61b7a51df8f47a ]---

 4529 17:36:22.647434  <6>[  154.713938] lkdtm: Saturation detected: still saturated

 4530 17:36:48.688867  <3>[  180.730596] rcu: INFO: rcu_sched self-detected stall on CPU

 4531 17:36:48.689356  <3>[  180.736454] rcu: 	0-....: (1 GPs behind) idle=a92/1/0x40000004 softirq=7076/7077 fqs=1300 

 4532 17:36:48.689652  <4>[  180.744987] 	(t=2602 jiffies g=7709 q=66)

 4533 17:36:48.689896  <4>[  180.749265] NMI backtrace for cpu 0

 4534 17:36:48.690130  <4>[  180.753026] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.217-cip47 #1

 4535 17:36:48.690357  <4>[  180.761297] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4536 17:36:48.690578  <4>[  180.768090] Backtrace: 

 4537 17:36:48.732140  <4>[  180.770830] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4538 17:36:48.732620  <4>[  180.778671]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8

 4539 17:36:48.732898  <4>[  180.784603] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4540 17:36:48.733141  <4>[  180.792188] [<c1390ba4>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 4541 17:36:48.733371  <4>[  180.800287]  r9:c19dac48 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 4542 17:36:48.775519  <4>[  180.808304] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 4543 17:36:48.776009  <4>[  180.818224]  r5:c1e16800 r4:c03115d8

 4544 17:36:48.776286  <4>[  180.822078] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 4545 17:36:48.776529  <4>[  180.832957]  r9:c19dac48 r8:c2069d60 r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000

 4546 17:36:48.776756  <4>[  180.840972] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c138cdf0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 4547 17:36:48.818670  <4>[  180.851162] [<c138ccec>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 4548 17:36:48.819171  <4>[  180.860480]  r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 4549 17:36:48.819494  <4>[  180.868573]  r4:c1ea9300

 4550 17:36:48.819744  <4>[  180.871385] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 4551 17:36:48.819980  <4>[  180.880528]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:13c067cc r6:c1e01d28 r5:c1e00000

 4552 17:36:48.820208  <4>[  180.888622]  r4:00000000

 4553 17:36:48.820434  <4>[  180.891431] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 4554 17:36:48.861932  <4>[  180.900396]  r5:0000002a r4:ef786f68

 4555 17:36:48.862418  <4>[  180.904242] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 4556 17:36:48.862702  <4>[  180.912866] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 4557 17:36:48.862940  <4>[  180.921919]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 4558 17:36:48.863173  <4>[  180.929936] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 4559 17:36:48.905061  <4>[  180.939078]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:13c06297 r6:0000002a r5:60070193

 4560 17:36:48.905548  <4>[  180.947171]  r4:ef7869c0

 4561 17:36:48.905835  <4>[  180.949978] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 4562 17:36:48.906082  <4>[  180.958164]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700

 4563 17:36:48.906315  <4>[  180.966258]  r4:00000001

 4564 17:36:48.906539  <4>[  180.969070] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 4565 17:36:48.906762  <4>[  180.977861]  r5:c2971700 r4:c2959400

 4566 17:36:48.948348  <4>[  180.981709] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 4567 17:36:48.948837  <4>[  180.991110]  r9:c1e01d28 r8:c281c400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dab49c

 4568 17:36:48.949118  <4>[  180.999125] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4569 17:36:48.949360  <4>[  181.007745]  r9:c1e01d28 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4570 17:36:48.949590  <4>[  181.015758] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4571 17:36:48.949815  <4>[  181.023507] Exception stack(0xc1e01d28 to 0xc1e01d70)

 4572 17:36:48.991664  <4>[  181.028830] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 4573 17:36:48.992158  <4>[  181.037278] 1d40: 00000000 00000001 c281c400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 4574 17:36:48.992445  <4>[  181.045723] 1d60: c0478294 c0301f18 60070113 ffffffff

 4575 17:36:48.992683  <4>[  181.051044]  r9:c1e00000 r8:c281c400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 4576 17:36:48.992915  <4>[  181.059061] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 4577 17:36:48.993144  <4>[  181.067246]  r10:00000024 r9:c1e01e60 r8:c281c400 r7:00000001 r6:00000000 r5:00000000

 4578 17:36:49.034836  <4>[  181.075341]  r4:ffffe000

 4579 17:36:49.035351  <4>[  181.078146] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 4580 17:36:49.035641  <4>[  181.085810]  r5:00000000 r4:c1dab49c

 4581 17:36:49.035878  <4>[  181.089656] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 4582 17:36:49.036116  <4>[  181.097758] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4583 17:36:49.036341  <4>[  181.106378]  r9:c1e01e60 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4584 17:36:49.078021  <4>[  181.114390] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4585 17:36:49.078504  <4>[  181.122137] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 4586 17:36:49.078787  <4>[  181.127460] 1e60: c0ffdf7c ffffe000 00000000 c1e00000 00000000 c1e1ebf0 ef78cb78 00000000

 4587 17:36:49.079028  <4>[  181.135906] 1e80: c1e15d98 c206b760 00000024 c1e01eec c1e01e88 c1e01eb0 c0478294 c0ffdf80

 4588 17:36:49.079256  <4>[  181.144349] 1ea0: 60070013 ffffffff

 4589 17:36:49.079512  <4>[  181.148107]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c0ffdf80

 4590 17:36:49.121297  <4>[  181.156125] [<c0ffdbc0>] (cpuidle_enter_state) from [<c0ffe224>] (cpuidle_enter+0x68/0x6c)

 4591 17:36:49.121787  <4>[  181.164658]  r10:c1e1ebf0 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ebf0

 4592 17:36:49.122067  <4>[  181.172752]  r4:ef78cb78

 4593 17:36:49.122308  <4>[  181.175560] [<c0ffe1bc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 4594 17:36:49.122537  <4>[  181.183224]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 4595 17:36:49.122761  <4>[  181.189154] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 4596 17:36:49.122985  <4>[  181.196994]  r10:c4f862d5 r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68

 4597 17:36:49.174662  <4>[  181.205087]  r4:000000dc

 4598 17:36:49.175140  <4>[  181.207902] [<c039b218>] (cpu_startup_entry) from [<c13a2f94>] (rest_init+0x1c4/0x320)

 4599 17:36:49.175475  <4>[  181.216094] [<c13a2dd0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 4600 17:36:49.175718  <4>[  181.224278]  r6:c1e00000 r5:00000001 r4:c20a6068

 4601 17:36:49.175949  <4>[  181.229167] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 4602 17:36:49.176215  <4>[  181.237790] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 4603 17:38:06.719640  <3>[  258.760598] rcu: INFO: rcu_sched self-detected stall on CPU

 4604 17:38:06.720132  <3>[  258.766458] rcu: 	0-....: (1 GPs behind) idle=a92/1/0x40000004 softirq=7076/7077 fqs=5057 

 4605 17:38:06.720415  <4>[  258.774991] 	(t=10405 jiffies g=7709 q=102)

 4606 17:38:06.720658  <4>[  258.779442] NMI backtrace for cpu 0

 4607 17:38:06.720886  <4>[  258.783204] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.217-cip47 #1

 4608 17:38:06.721113  <4>[  258.791473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4609 17:38:06.721336  <4>[  258.798267] Backtrace: 

 4610 17:38:06.762737  <4>[  258.801005] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4611 17:38:06.763296  <4>[  258.808845]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8

 4612 17:38:06.763585  <4>[  258.814779] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4613 17:38:06.763830  <4>[  258.822361] [<c1390ba4>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 4614 17:38:06.764059  <4>[  258.830461]  r9:c19dac48 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 4615 17:38:06.805949  <4>[  258.838478] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 4616 17:38:06.806439  <4>[  258.848397]  r5:c1e16800 r4:c03115d8

 4617 17:38:06.806718  <4>[  258.852250] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 4618 17:38:06.806954  <4>[  258.863127]  r9:c19dac48 r8:c2069d60 r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000

 4619 17:38:06.807183  <4>[  258.871143] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c138cdf0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 4620 17:38:06.849220  <4>[  258.881334] [<c138ccec>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 4621 17:38:06.849708  <4>[  258.890649]  r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 4622 17:38:06.849985  <4>[  258.898746]  r4:c1ea9300

 4623 17:38:06.850225  <4>[  258.901557] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 4624 17:38:06.850456  <4>[  258.910700]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:3eb3b8a3 r6:c1e01d28 r5:c1e00000

 4625 17:38:06.850679  <4>[  258.918796]  r4:00000000

 4626 17:38:06.850904  <4>[  258.921604] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 4627 17:38:06.892338  <4>[  258.930569]  r5:0000003c r4:ef786f68

 4628 17:38:06.892824  <4>[  258.934419] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 4629 17:38:06.893112  <4>[  258.943043] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 4630 17:38:06.893366  <4>[  258.952098]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 4631 17:38:06.893604  <4>[  258.960112] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 4632 17:38:06.935678  <4>[  258.969254]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:3eb3b36d r6:0000003c r5:60070193

 4633 17:38:06.936171  <4>[  258.977348]  r4:ef7869c0

 4634 17:38:06.936452  <4>[  258.980156] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 4635 17:38:06.936695  <4>[  258.988346]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700

 4636 17:38:06.936928  <4>[  258.996441]  r4:00000001

 4637 17:38:06.937153  <4>[  258.999253] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 4638 17:38:06.937379  <4>[  259.008045]  r5:c2971700 r4:c2959400

 4639 17:38:06.978804  <4>[  259.011893] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 4640 17:38:06.979329  <4>[  259.021296]  r9:c1e01d28 r8:c281c400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dab49c

 4641 17:38:06.979618  <4>[  259.029312] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4642 17:38:06.979862  <4>[  259.037932]  r9:c1e01d28 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4643 17:38:06.980096  <4>[  259.045946] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4644 17:38:06.980322  <4>[  259.053696] Exception stack(0xc1e01d28 to 0xc1e01d70)

 4645 17:38:07.022072  <4>[  259.059018] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 4646 17:38:07.022570  <4>[  259.067466] 1d40: 00000000 00000001 c281c400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 4647 17:38:07.022858  <4>[  259.075909] 1d60: c0478294 c0301f18 60070113 ffffffff

 4648 17:38:07.023100  <4>[  259.081231]  r9:c1e00000 r8:c281c400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 4649 17:38:07.023363  <4>[  259.089248] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 4650 17:38:07.023596  <4>[  259.097433]  r10:00000024 r9:c1e01e60 r8:c281c400 r7:00000001 r6:00000000 r5:00000000

 4651 17:38:07.065327  <4>[  259.105527]  r4:ffffe000

 4652 17:38:07.065820  <4>[  259.108332] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 4653 17:38:07.066105  <4>[  259.115993]  r5:00000000 r4:c1dab49c

 4654 17:38:07.066345  <4>[  259.119839] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 4655 17:38:07.066577  <4>[  259.127938] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4656 17:38:07.066805  <4>[  259.136558]  r9:c1e01e60 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4657 17:38:07.108467  <4>[  259.144571] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4658 17:38:07.108957  <4>[  259.152318] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 4659 17:38:07.109239  <4>[  259.157640] 1e60: c0ffdf7c ffffe000 00000000 c1e00000 00000000 c1e1ebf0 ef78cb78 00000000

 4660 17:38:07.109481  <4>[  259.166087] 1e80: c1e15d98 c206b760 00000024 c1e01eec c1e01e88 c1e01eb0 c0478294 c0ffdf80

 4661 17:38:07.109713  <4>[  259.174530] 1ea0: 60070013 ffffffff

 4662 17:38:07.109939  <4>[  259.178288]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c0ffdf80

 4663 17:38:07.151766  <4>[  259.186306] [<c0ffdbc0>] (cpuidle_enter_state) from [<c0ffe224>] (cpuidle_enter+0x68/0x6c)

 4664 17:38:07.152259  <4>[  259.194841]  r10:c1e1ebf0 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ebf0

 4665 17:38:07.152537  <4>[  259.202935]  r4:ef78cb78

 4666 17:38:07.152776  <4>[  259.205745] [<c0ffe1bc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 4667 17:38:07.153003  <4>[  259.213409]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 4668 17:38:07.153227  <4>[  259.219340] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 4669 17:38:07.153450  <4>[  259.227179]  r10:c4f862d5 r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68

 4670 17:38:07.204971  <4>[  259.235274]  r4:000000dc

 4671 17:38:07.205456  <4>[  259.238089] [<c039b218>] (cpu_startup_entry) from [<c13a2f94>] (rest_init+0x1c4/0x320)

 4672 17:38:07.205744  <4>[  259.246282] [<c13a2dd0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 4673 17:38:07.205988  <4>[  259.254465]  r6:c1e00000 r5:00000001 r4:c20a6068

 4674 17:38:07.206218  <4>[  259.259355] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 4675 17:38:07.206446  <4>[  259.267980] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 4676 17:39:24.749965  <3>[  336.790598] rcu: INFO: rcu_sched self-detected stall on CPU

 4677 17:39:24.750449  <3>[  336.796457] rcu: 	0-....: (1 GPs behind) idle=a92/1/0x40000004 softirq=7076/7077 fqs=8776 

 4678 17:39:24.750733  <4>[  336.804989] 	(t=18208 jiffies g=7709 q=357)

 4679 17:39:24.750974  <4>[  336.809439] NMI backtrace for cpu 0

 4680 17:39:24.751202  <4>[  336.813199] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.217-cip47 #1

 4681 17:39:24.751462  <4>[  336.821469] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4682 17:39:24.751687  <4>[  336.828263] Backtrace: 

 4683 17:39:24.793199  <4>[  336.830998] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4684 17:39:24.793683  <4>[  336.838839]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1ced8

 4685 17:39:24.793962  <4>[  336.844771] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4686 17:39:24.794200  <4>[  336.852354] [<c1390ba4>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 4687 17:39:24.794428  <4>[  336.860454]  r9:c19dac48 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 4688 17:39:24.836373  <4>[  336.868469] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 4689 17:39:24.836855  <4>[  336.878388]  r5:c1e16800 r4:c03115d8

 4690 17:39:24.837133  <4>[  336.882239] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 4691 17:39:24.837373  <4>[  336.893118]  r9:c19dac48 r8:c2069d60 r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000

 4692 17:39:24.837600  <4>[  336.901136] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c138cdf0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 4693 17:39:24.879539  <4>[  336.911324] [<c138ccec>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 4694 17:39:24.880022  <4>[  336.920640]  r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 4695 17:39:24.880329  <4>[  336.928734]  r4:c1ea9300

 4696 17:39:24.880620  <4>[  336.931543] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 4697 17:39:24.880861  <4>[  336.940686]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:69a70eaf r6:c1e01d28 r5:c1e00000

 4698 17:39:24.881089  <4>[  336.948780]  r4:00000000

 4699 17:39:24.881309  <4>[  336.951587] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 4700 17:39:24.922776  <4>[  336.960553]  r5:0000004e r4:ef786f68

 4701 17:39:24.923284  <4>[  336.964401] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 4702 17:39:24.923577  <4>[  336.973025] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 4703 17:39:24.923824  <4>[  336.982080]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 4704 17:39:24.924058  <4>[  336.990096] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 4705 17:39:24.966050  <4>[  336.999238]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:69a70979 r6:0000004e r5:60070193

 4706 17:39:24.966541  <4>[  337.007331]  r4:ef7869c0

 4707 17:39:24.966824  <4>[  337.010138] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 4708 17:39:24.967069  <4>[  337.018325]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700

 4709 17:39:24.967327  <4>[  337.026420]  r4:00000001

 4710 17:39:24.967559  <4>[  337.029232] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 4711 17:39:24.967786  <4>[  337.038023]  r5:c2971700 r4:c2959400

 4712 17:39:25.009222  <4>[  337.041872] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 4713 17:39:25.009714  <4>[  337.051273]  r9:c1e01d28 r8:c281c400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dab49c

 4714 17:39:25.009996  <4>[  337.059287] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4715 17:39:25.010236  <4>[  337.067909]  r9:c1e01d28 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4716 17:39:25.010465  <4>[  337.075924] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4717 17:39:25.010689  <4>[  337.083673] Exception stack(0xc1e01d28 to 0xc1e01d70)

 4718 17:39:25.052475  <4>[  337.088996] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 4719 17:39:25.052962  <4>[  337.097444] 1d40: 00000000 00000001 c281c400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 4720 17:39:25.053246  <4>[  337.105889] 1d60: c0478294 c0301f18 60070113 ffffffff

 4721 17:39:25.053487  <4>[  337.111210]  r9:c1e00000 r8:c281c400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 4722 17:39:25.053716  <4>[  337.119226] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 4723 17:39:25.053944  <4>[  337.127413]  r10:00000024 r9:c1e01e60 r8:c281c400 r7:00000001 r6:00000000 r5:00000000

 4724 17:39:25.095721  <4>[  337.135507]  r4:ffffe000

 4725 17:39:25.096206  <4>[  337.138312] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 4726 17:39:25.096488  <4>[  337.145973]  r5:00000000 r4:c1dab49c

 4727 17:39:25.096729  <4>[  337.149822] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 4728 17:39:25.096961  <4>[  337.157923] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4729 17:39:25.097185  <4>[  337.166545]  r9:c1e01e60 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4730 17:39:25.138762  <4>[  337.174559] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4731 17:39:25.139248  <4>[  337.182309] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 4732 17:39:25.139552  <4>[  337.187631] 1e60: c0ffdf7c ffffe000 00000000 c1e00000 00000000 c1e1ebf0 ef78cb78 00000000

 4733 17:39:25.139796  <4>[  337.196079] 1e80: c1e15d98 c206b760 00000024 c1e01eec c1e01e88 c1e01eb0 c0478294 c0ffdf80

 4734 17:39:25.140025  <4>[  337.204520] 1ea0: 60070013 ffffffff

 4735 17:39:25.140249  <4>[  337.208278]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c0ffdf80

 4736 17:39:25.182143  <4>[  337.216296] [<c0ffdbc0>] (cpuidle_enter_state) from [<c0ffe224>] (cpuidle_enter+0x68/0x6c)

 4737 17:39:25.182629  <4>[  337.224830]  r10:c1e1ebf0 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ebf0

 4738 17:39:25.182910  <4>[  337.232925]  r4:ef78cb78

 4739 17:39:25.183151  <4>[  337.235734] [<c0ffe1bc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 4740 17:39:25.183421  <4>[  337.243397]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 4741 17:39:25.183657  <4>[  337.249330] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 4742 17:39:25.183883  <4>[  337.257169]  r10:c4f862d5 r9:c1cd1a78 r8:00000000 r7:c26e7c80 r6:00000002 r5:c1e01f68

 4743 17:39:25.235784  <4>[  337.265263]  r4:000000dc

 4744 17:39:25.236271  <4>[  337.268077] [<c039b218>] (cpu_startup_entry) from [<c13a2f94>] (rest_init+0x1c4/0x320)

 4745 17:39:25.236561  <4>[  337.276268] [<c13a2dd0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 4746 17:39:25.236801  <4>[  337.284451]  r6:c1e00000 r5:00000001 r4:c20a6068

 4747 17:39:25.237030  <4>[  337.289341] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 4748 17:39:25.237258  <4>[  337.297965] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 4749 17:40:25.209325  #

 4750 17:40:25.230067  <5>[  397.290704] nfs: server 192.168.201.1 not responding, still trying

 4751 17:40:25.230532  <5>[  397.290711] nfs: server 192.168.201.1 not responding, still trying

 4752 17:40:38.044990  <5>[  410.085355] nfs: server 192.168.201.1 not responding, still trying

 4753 17:40:38.045180  <5>[  410.086259] nfs: server 192.168.201.1 OK

 4754 17:40:38.045251  <5>[  410.087691] nfs: server 192.168.201.1 OK

 4755 17:40:38.045307  <5>[  410.087864] nfs: server 192.168.201.1 not responding, still trying

 4756 17:40:38.045360  not ok 53 selftests: lkdtm: REFCO<5>[  410.095979] nfs: server 192.168.201.1 not responding, still trying

 4757 17:40:38.045422  UNT_DEC_SATURATED.sh # TIMEOUT 45<5>[  410.096447] nfs: server 192.168.201.1 not responding, still trying

 4758 17:40:38.088602  <5>[  410.111498] nfs: server 192.168.201.1 not responding, still trying

 4759 17:40:38.089052   seconds

 4760 17:40:38.089303  <5>[  410.113342] nfs: server 192.168.201.1 not responding, still trying

 4761 17:40:38.089523  <5>[  410.116127] nfs: server 192.168.201.1 not responding, still trying

 4762 17:40:38.089728  <5>[  410.116211] nfs: server 192.168.201.1 not responding, still trying

 4763 17:40:38.089934  <5>[  410.116274] nfs: server 192.168.201.1 not responding, still trying

 4764 17:40:38.090139  # se<l5f>t[e s t4s1:0 .l1k1d6t2m93] nfs: server 192.168.201.1 not responding, still trying

 4765 17:40:38.090341   REFCOUNT_ADD_SATURATED.sh

 4766 17:40:38.131012  <5>[  410.122164] nfs: server 192.168.201.1 OK

 4767 17:40:38.131505  <5>[  410.122315] nfs: server 192.168.201.1 OK

 4768 17:40:38.131774  <5>[  410.122428] nfs: server 192.168.201.1 OK

 4769 17:40:38.131992  <5>[  410.122549] nfs: server 192.168.201.1 OK

 4770 17:40:38.132200  <5>[  410.122640] nfs: server 192.168.201.1 OK

 4771 17:40:38.132404  <5>[  410.122742] nfs: server 192.168.201.1 OK

 4772 17:40:38.132609  <5>[  410.122843] nfs: server 192.168.201.1 OK

 4773 17:40:38.132810  <5>[  410.122880] nfs: server 192.168.201.1 OK

 4774 17:41:04.183991  <3>[  436.220594] rcu: INFO: rcu_sched self-detected stall on CPU

 4775 17:41:04.184466  <3>[  436.226451] rcu: 	0-....: (1 GPs behind) idle=3e2/1/0x40000004 softirq=7109/7110 fqs=1070 

 4776 17:41:04.184738  <4>[  436.234982] 	(t=2602 jiffies g=7749 q=141)

 4777 17:41:04.184974  <4>[  436.239347] NMI backtrace for cpu 0

 4778 17:41:04.185196  <4>[  436.243108] CPU: 0 PID: 3077 Comm: timeout Tainted: G      D W         5.10.217-cip47 #1

 4779 17:41:04.185418  <4>[  436.251464] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4780 17:41:04.185641  <4>[  436.258256] Backtrace: 

 4781 17:41:04.227407  <4>[  436.260997] [<c1389628>] (dump_backtrace) from [<c13899e8>] (show_stack+0x20/0x24)

 4782 17:41:04.227882  <4>[  436.268838]  r7:ffffffff r6:600f0193 r5:00000000 r4:c1f1ced8

 4783 17:41:04.228199  <4>[  436.274772] [<c13899c8>] (show_stack) from [<c1390c84>] (dump_stack+0xe0/0x100)

 4784 17:41:04.228448  <4>[  436.282357] [<c1390ba4>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 4785 17:41:04.228673  <4>[  436.290457]  r9:c19dac48 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 4786 17:41:04.228890  <4>[  436.298473] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 4787 17:41:04.270489  <4>[  436.308393]  r5:c1e16800 r4:c03115d8

 4788 17:41:04.270974  <4>[  436.312246] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 4789 17:41:04.271254  <4>[  436.323124]  r9:c19dac48 r8:c2069d60 r7:c1e15d9c r6:c1ea9300 r5:c1ea9300 r4:00000000

 4790 17:41:04.271533  <4>[  436.331139] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c138cdf0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 4791 17:41:04.271763  <4>[  436.341330] [<c138ccec>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 4792 17:41:04.313678  <4>[  436.350645]  r10:c1e16560 r9:c1dad480 r8:c206b020 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 4793 17:41:04.314161  <4>[  436.358740]  r4:c1ea9300

 4794 17:41:04.314437  <4>[  436.361548] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 4795 17:41:04.314673  <4>[  436.370690]  r10:c58f0000 r9:ef786a20 r8:ef7869c0 r7:90246b1d r6:c58f1b60 r5:c58f0000

 4796 17:41:04.314896  <4>[  436.378784]  r4:00000000

 4797 17:41:04.315112  <4>[  436.381592] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 4798 17:41:04.315372  <4>[  436.390555]  r5:00000065 r4:ef786f68

 4799 17:41:04.356980  <4>[  436.394404] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 4800 17:41:04.357462  <4>[  436.403026] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 4801 17:41:04.357735  <4>[  436.412083]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 4802 17:41:04.357974  <4>[  436.420099] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 4803 17:41:04.358202  <4>[  436.429241]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:90246735 r6:00000065 r5:600f0193

 4804 17:41:04.358423  <4>[  436.437335]  r4:ef7869c0

 4805 17:41:04.400138  <4>[  436.440144] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 4806 17:41:04.400619  <4>[  436.448330]  r10:c58f0000 r9:c58f1b60 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2971700

 4807 17:41:04.400889  <4>[  436.456425]  r4:00000001

 4808 17:41:04.401121  <4>[  436.459238] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 4809 17:41:04.401345  <4>[  436.468029]  r5:c2971700 r4:c2959400

 4810 17:41:04.401564  <4>[  436.471878] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 4811 17:41:04.443889  <4>[  436.481280]  r9:c58f1b60 r8:c281c400 r7:00000001 r6:c58f1c98 r5:00000000 r4:c1dab49c

 4812 17:41:04.444370  <4>[  436.489297] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4813 17:41:04.444682  <4>[  436.497917]  r9:c58f1b60 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4814 17:41:04.444920  <4>[  436.505931] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4815 17:41:04.445146  <4>[  436.513679] Exception stack(0xc58f1b60 to 0xc58f1ba8)

 4816 17:41:04.486737  <4>[  436.519003] 1b60: c0301f14 ffffe000 00000000 c58f0000 c58f1bb0 00000000 00000000 00000001

 4817 17:41:04.487236  <4>[  436.527450] 1b80: c281c400 00000082 c58f0000 c58f1c1c c58f1b88 c58f1bb0 c0478294 c0301f18

 4818 17:41:04.487544  <4>[  436.535892] 1ba0: 600f0113 ffffffff

 4819 17:41:04.487787  <4>[  436.539651]  r9:c58f0000 r8:c281c400 r7:c58f1b94 r6:ffffffff r5:600f0113 r4:c0301f18

 4820 17:41:04.488015  <4>[  436.547666] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 4821 17:41:04.488241  <4>[  436.555853]  r10:00000142 r9:c58f1c98 r8:c281c400 r7:00000001 r6:00000000 r5:00000000

 4822 17:41:04.488459  <4>[  436.563947]  r4:ffffe000

 4823 17:41:04.530022  <4>[  436.566752] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 4824 17:41:04.530509  <4>[  436.574413]  r5:00000000 r4:c1dab49c

 4825 17:41:04.530787  <4>[  436.578259] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 4826 17:41:04.531029  <4>[  436.586360] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 4827 17:41:04.531285  <4>[  436.594980]  r9:c58f1c98 r8:f400010c r7:c1dab4c0 r6:f4000100 r5:c1f1d844 r4:c1e16880

 4828 17:41:04.531531  <4>[  436.602992] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 4829 17:41:04.573120  <4>[  436.610740] Exception stack(0xc58f1c98 to 0xc58f1ce0)

 4830 17:41:04.573604  <4>[  436.616058] 1c80:                                                       c6426968 2d9e1000

 4831 17:41:04.573883  <4>[  436.624504] 1ca0: d43cc277 d43cc277 c6426968 00000001 c641a6c0 fffffff6 c58f1da8 c6426900

 4832 17:41:04.574122  <4>[  436.632951] 1cc0: 00000142 c58f1cfc c58f1c98 c58f1ce8 c13abc8c c03d0028 600f0013 ffffffff

 4833 17:41:04.574349  <4>[  436.641398]  r9:c58f0000 r8:c58f1da8 r7:c58f1ccc r6:ffffffff r5:600f0013 r4:c03d0028

 4834 17:41:04.616102  <4>[  436.649418] [<c13abc60>] (_raw_spin_unlock) from [<c08661dc>] (lockref_get_not_dead+0x34/0x3c)

 4835 17:41:04.616586  <4>[  436.658294]  r5:00000001 r4:c6426968

 4836 17:41:04.616855  <4>[  436.662149] [<c08661a8>] (lockref_get_not_dead) from [<c05ad4ac>] (try_to_unlazy_next+0x60/0x278)

 4837 17:41:04.617089  <4>[  436.671286]  r5:00000002 r4:c58f1e40

 4838 17:41:04.617311  <4>[  436.675133] [<c05ad44c>] (try_to_unlazy_next) from [<c05ad814>] (lookup_fast+0x150/0x18c)

 4839 17:41:04.617534  <4>[  436.683578]  r7:fffffff6 r6:c58f0000 r5:c58f1e40 r4:c641a6c0

 4840 17:41:04.617753  <4>[  436.689508] [<c05ad6c4>] (lookup_fast) from [<c05af00c>] (path_openat+0x138/0xf00)

 4841 17:41:04.659227  <4>[  436.697346]  r9:c4139010 r8:c58f1f10 r7:c6a50280 r6:c6426900 r5:c58f1e40 r4:00020000

 4842 17:41:04.659741  <4>[  436.705362] [<c05aeed4>] (path_openat) from [<c05b1aa0>] (do_filp_open+0x88/0x12c)

 4843 17:41:04.660016  <4>[  436.713201]  r10:00000142 r9:c58f0000 r8:00000001 r7:c58f1e40 r6:c58f1f10 r5:c58f0000

 4844 17:41:04.660251  <4>[  436.721294]  r4:c58f1f50

 4845 17:41:04.660476  <4>[  436.724103] [<c05b1a18>] (do_filp_open) from [<c05992fc>] (do_sys_openat2+0xac/0x164)

 4846 17:41:04.660697  <4>[  436.732201]  r8:ffffff9c r7:c58f0000 r6:00000005 r5:c4139000 r4:c58f1f50

 4847 17:41:04.702711  <4>[  436.739172] [<c0599250>] (do_sys_openat2) from [<c0599794>] (sys_openat+0xb0/0xcc)

 4848 17:41:04.703188  <4>[  436.747010]  r8:c03002e4 r7:00000142 r6:b6fc92b4 r5:ffffff9c r4:c58f0000

 4849 17:41:04.703533  <4>[  436.753982] [<c05996e4>] (sys_openat) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4850 17:41:04.703783  <4>[  436.761904] Exception stack(0xc58f1fa8 to 0xc58f1ff0)

 4851 17:41:04.704013  <4>[  436.767224] 1fa0:                   00000000 b6fcda00 ffffff9c b6fc92b4 000a0000 00000000

 4852 17:41:04.704240  <4>[  436.775671] 1fc0: 00000000 b6fcda00 00000001 00000142 00000001 b6fcdc20 be9c8e40 be9c8e3f

 4853 17:41:04.723762  <4>[  436.784114] 1fe0: 00000142 be9c8d30 b6fc3ca9 b6fc2e36

 4854 17:41:04.724242  <4>[  436.789432]  r6:00000001 r5:b6fcda00 r4:00000000

 4855 17:42:08.114179  <28>[  500.176431] systemd[1]: systemd-journald.service: State 'stop-watchdog' timed out. Killing.

 4856 17:42:26.803631  Marking unfinished test run as failed
 4859 17:42:26.804877  end: 3.1 lava-test-shell (duration 00:07:50) [common]
 4861 17:42:26.805554  lava-test-retry failed: 1 of 1 attempts. 'lava-test-shell timed out after 470 seconds'
 4863 17:42:26.806105  end: 3 lava-test-retry (duration 00:07:50) [common]
 4865 17:42:26.806909  Cleaning after the job
 4866 17:42:26.807210  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/ramdisk
 4867 17:42:26.809995  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/kernel
 4868 17:42:26.811088  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/dtb
 4869 17:42:26.811195  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/nfsrootfs
 4870 17:42:26.851297  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/13869996/tftp-deploy-4tewdu66/modules
 4871 17:42:26.854667  start: 4.1 power-off (timeout 00:00:30) [common]
 4872 17:42:26.854847  Calling: ['pduclient', '--daemon=localhost', '--hostname=eth8020-0', '--port=3', '--command=off']
 4873 17:42:26.891998  >> Command sent successfully.

 4874 17:42:26.897733  Returned 0 in 0 seconds
 4875 17:42:26.998607  end: 4.1 power-off (duration 00:00:00) [common]
 4877 17:42:26.999866  start: 4.2 read-feedback (timeout 00:10:00) [common]
 4878 17:42:27.001026  Listened to connection for namespace 'common' for up to 1s
 4879 17:42:28.001614  Finalising connection for namespace 'common'
 4880 17:42:28.002202  Disconnecting from shell: Finalise
 4881 17:42:28.103194  end: 4.2 read-feedback (duration 00:00:01) [common]
 4882 17:42:28.103750  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/13869996
 4883 17:42:28.425919  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/13869996
 4884 17:42:28.426128  TestError: A test failed to run, look at the error message.