Boot log: imx6q-sabrelite

    1 06:24:10.169812  lava-dispatcher, installed at version: 2023.05.1
    2 06:24:10.170008  start: 0 validate
    3 06:24:10.170134  Start time: 2023-07-04 06:24:10.170126+00:00 (UTC)
    4 06:24:10.170249  Using caching service: 'http://localhost/cache/?uri=%s'
    5 06:24:10.170376  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Farmhf%2Finitrd.cpio.gz exists
    6 06:24:10.172988  Using caching service: 'http://localhost/cache/?uri=%s'
    7 06:24:10.173124  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.184-cip36-10-ga711f789c23e1%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 06:24:14.677779  Using caching service: 'http://localhost/cache/?uri=%s'
    9 06:24:14.678191  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.184-cip36-10-ga711f789c23e1%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 06:24:14.680746  Using caching service: 'http://localhost/cache/?uri=%s'
   11 06:24:14.681067  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230623.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 06:24:14.949897  Using caching service: 'http://localhost/cache/?uri=%s'
   13 06:24:14.950463  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.184-cip36-10-ga711f789c23e1%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 06:24:17.456138  validate duration: 7.29
   16 06:24:17.456385  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 06:24:17.456478  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 06:24:17.456564  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 06:24:17.456683  Not decompressing ramdisk as can be used compressed.
   20 06:24:17.456768  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/initrd.cpio.gz
   21 06:24:17.456831  saving as /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/ramdisk/initrd.cpio.gz
   22 06:24:17.456892  total size: 4021292 (3MB)
   23 06:24:17.457930  progress   0% (0MB)
   24 06:24:17.459303  progress   5% (0MB)
   25 06:24:17.460428  progress  10% (0MB)
   26 06:24:17.461470  progress  15% (0MB)
   27 06:24:17.462541  progress  20% (0MB)
   28 06:24:17.463583  progress  25% (0MB)
   29 06:24:17.464675  progress  30% (1MB)
   30 06:24:17.465710  progress  35% (1MB)
   31 06:24:17.466899  progress  40% (1MB)
   32 06:24:17.467993  progress  45% (1MB)
   33 06:24:17.469027  progress  50% (1MB)
   34 06:24:17.470063  progress  55% (2MB)
   35 06:24:17.471124  progress  60% (2MB)
   36 06:24:17.472246  progress  65% (2MB)
   37 06:24:17.473278  progress  70% (2MB)
   38 06:24:17.474535  progress  75% (2MB)
   39 06:24:17.475624  progress  80% (3MB)
   40 06:24:17.476711  progress  85% (3MB)
   41 06:24:17.477744  progress  90% (3MB)
   42 06:24:17.478782  progress  95% (3MB)
   43 06:24:17.479878  progress 100% (3MB)
   44 06:24:17.480087  3MB downloaded in 0.02s (165.36MB/s)
   45 06:24:17.480228  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 06:24:17.480457  end: 1.1 download-retry (duration 00:00:00) [common]
   48 06:24:17.480541  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 06:24:17.480622  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 06:24:17.480760  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 06:24:17.480830  saving as /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/kernel/zImage
   52 06:24:17.480893  total size: 12403200 (11MB)
   53 06:24:17.480951  No compression specified
   54 06:24:17.482070  progress   0% (0MB)
   55 06:24:17.485199  progress   5% (0MB)
   56 06:24:17.488415  progress  10% (1MB)
   57 06:24:17.491578  progress  15% (1MB)
   58 06:24:17.494876  progress  20% (2MB)
   59 06:24:17.498093  progress  25% (2MB)
   60 06:24:17.501301  progress  30% (3MB)
   61 06:24:17.504474  progress  35% (4MB)
   62 06:24:17.507658  progress  40% (4MB)
   63 06:24:17.510877  progress  45% (5MB)
   64 06:24:17.514177  progress  50% (5MB)
   65 06:24:17.517587  progress  55% (6MB)
   66 06:24:17.520954  progress  60% (7MB)
   67 06:24:17.524230  progress  65% (7MB)
   68 06:24:17.527272  progress  70% (8MB)
   69 06:24:17.530450  progress  75% (8MB)
   70 06:24:17.533603  progress  80% (9MB)
   71 06:24:17.536738  progress  85% (10MB)
   72 06:24:17.539917  progress  90% (10MB)
   73 06:24:17.543013  progress  95% (11MB)
   74 06:24:17.546176  progress 100% (11MB)
   75 06:24:17.546346  11MB downloaded in 0.07s (180.73MB/s)
   76 06:24:17.546513  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 06:24:17.546776  end: 1.2 download-retry (duration 00:00:00) [common]
   79 06:24:17.546867  start: 1.3 download-retry (timeout 00:10:00) [common]
   80 06:24:17.546950  start: 1.3.1 http-download (timeout 00:10:00) [common]
   81 06:24:17.547127  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 06:24:17.547196  saving as /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb
   83 06:24:17.547257  total size: 42449 (0MB)
   84 06:24:17.547320  No compression specified
   85 06:24:17.548563  progress  77% (0MB)
   86 06:24:17.548866  progress 100% (0MB)
   87 06:24:17.548998  0MB downloaded in 0.00s (23.29MB/s)
   88 06:24:17.549118  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 06:24:17.549362  end: 1.3 download-retry (duration 00:00:00) [common]
   91 06:24:17.549445  start: 1.4 download-retry (timeout 00:10:00) [common]
   92 06:24:17.549526  start: 1.4.1 http-download (timeout 00:10:00) [common]
   93 06:24:17.549640  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230623.0/armhf/full.rootfs.tar.xz
   94 06:24:17.549735  saving as /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/nfsrootfs/full.rootfs.tar
   95 06:24:17.549795  total size: 195825140 (186MB)
   96 06:24:17.549858  Using unxz to decompress xz
   97 06:24:17.553935  progress   0% (0MB)
   98 06:24:18.077014  progress   5% (9MB)
   99 06:24:18.575336  progress  10% (18MB)
  100 06:24:19.139792  progress  15% (28MB)
  101 06:24:19.530559  progress  20% (37MB)
  102 06:24:19.818238  progress  25% (46MB)
  103 06:24:20.372410  progress  30% (56MB)
  104 06:24:20.903686  progress  35% (65MB)
  105 06:24:21.450335  progress  40% (74MB)
  106 06:24:21.990723  progress  45% (84MB)
  107 06:24:22.538446  progress  50% (93MB)
  108 06:24:23.141535  progress  55% (102MB)
  109 06:24:23.794040  progress  60% (112MB)
  110 06:24:23.916424  progress  65% (121MB)
  111 06:24:24.063924  progress  70% (130MB)
  112 06:24:24.153647  progress  75% (140MB)
  113 06:24:24.227516  progress  80% (149MB)
  114 06:24:24.298394  progress  85% (158MB)
  115 06:24:24.395821  progress  90% (168MB)
  116 06:24:24.688613  progress  95% (177MB)
  117 06:24:25.273467  progress 100% (186MB)
  118 06:24:25.278266  186MB downloaded in 7.73s (24.16MB/s)
  119 06:24:25.278551  end: 1.4.1 http-download (duration 00:00:08) [common]
  121 06:24:25.278814  end: 1.4 download-retry (duration 00:00:08) [common]
  122 06:24:25.278908  start: 1.5 download-retry (timeout 00:09:52) [common]
  123 06:24:25.279000  start: 1.5.1 http-download (timeout 00:09:52) [common]
  124 06:24:25.279162  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 06:24:25.279235  saving as /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/modules/modules.tar
  126 06:24:25.279297  total size: 7485512 (7MB)
  127 06:24:25.279359  Using unxz to decompress xz
  128 06:24:25.283323  progress   0% (0MB)
  129 06:24:25.301397  progress   5% (0MB)
  130 06:24:25.322596  progress  10% (0MB)
  131 06:24:25.343358  progress  15% (1MB)
  132 06:24:25.363877  progress  20% (1MB)
  133 06:24:25.386498  progress  25% (1MB)
  134 06:24:25.407227  progress  30% (2MB)
  135 06:24:25.427889  progress  35% (2MB)
  136 06:24:25.450371  progress  40% (2MB)
  137 06:24:25.471161  progress  45% (3MB)
  138 06:24:25.493932  progress  50% (3MB)
  139 06:24:25.514510  progress  55% (3MB)
  140 06:24:25.537516  progress  60% (4MB)
  141 06:24:25.557757  progress  65% (4MB)
  142 06:24:25.580501  progress  70% (5MB)
  143 06:24:25.604404  progress  75% (5MB)
  144 06:24:25.625815  progress  80% (5MB)
  145 06:24:25.648813  progress  85% (6MB)
  146 06:24:25.670261  progress  90% (6MB)
  147 06:24:25.692641  progress  95% (6MB)
  148 06:24:25.715895  progress 100% (7MB)
  149 06:24:25.721181  7MB downloaded in 0.44s (16.16MB/s)
  150 06:24:25.721494  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 06:24:25.721906  end: 1.5 download-retry (duration 00:00:00) [common]
  153 06:24:25.722032  start: 1.6 prepare-tftp-overlay (timeout 00:09:52) [common]
  154 06:24:25.722157  start: 1.6.1 extract-nfsrootfs (timeout 00:09:52) [common]
  155 06:24:29.192210  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se
  156 06:24:29.192408  end: 1.6.1 extract-nfsrootfs (duration 00:00:03) [common]
  157 06:24:29.192510  start: 1.6.2 lava-overlay (timeout 00:09:48) [common]
  158 06:24:29.192664  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3
  159 06:24:29.192790  makedir: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin
  160 06:24:29.192889  makedir: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/tests
  161 06:24:29.192986  makedir: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/results
  162 06:24:29.193083  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-add-keys
  163 06:24:29.193220  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-add-sources
  164 06:24:29.193346  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-background-process-start
  165 06:24:29.193472  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-background-process-stop
  166 06:24:29.193595  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-common-functions
  167 06:24:29.193716  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-echo-ipv4
  168 06:24:29.193838  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-install-packages
  169 06:24:29.193959  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-installed-packages
  170 06:24:29.194080  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-os-build
  171 06:24:29.194202  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-probe-channel
  172 06:24:29.194325  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-probe-ip
  173 06:24:29.194446  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-target-ip
  174 06:24:29.194568  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-target-mac
  175 06:24:29.194689  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-target-storage
  176 06:24:29.194812  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-case
  177 06:24:29.194940  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-event
  178 06:24:29.195061  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-feedback
  179 06:24:29.195180  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-raise
  180 06:24:29.195300  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-reference
  181 06:24:29.195425  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-runner
  182 06:24:29.195551  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-set
  183 06:24:29.195673  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-test-shell
  184 06:24:29.195797  Updating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-add-keys (debian)
  185 06:24:29.195984  Updating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-add-sources (debian)
  186 06:24:29.196119  Updating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-install-packages (debian)
  187 06:24:29.196254  Updating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-installed-packages (debian)
  188 06:24:29.196388  Updating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/bin/lava-os-build (debian)
  189 06:24:29.196505  Creating /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/environment
  190 06:24:29.196597  LAVA metadata
  191 06:24:29.196665  - LAVA_JOB_ID=11005312
  192 06:24:29.196725  - LAVA_DISPATCHER_IP=192.168.201.1
  193 06:24:29.196819  start: 1.6.2.1 ssh-authorize (timeout 00:09:48) [common]
  194 06:24:29.197040  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 06:24:29.197127  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:48) [common]
  196 06:24:29.197189  skipped lava-vland-overlay
  197 06:24:29.197260  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 06:24:29.197351  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:48) [common]
  199 06:24:29.197411  skipped lava-multinode-overlay
  200 06:24:29.197480  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 06:24:29.197554  start: 1.6.2.4 test-definition (timeout 00:09:48) [common]
  202 06:24:29.197622  Loading test definitions
  203 06:24:29.197707  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:48) [common]
  204 06:24:29.197773  Using /lava-11005312 at stage 0
  205 06:24:29.198055  uuid=11005312_1.6.2.4.1 testdef=None
  206 06:24:29.198140  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 06:24:29.198223  start: 1.6.2.4.2 test-overlay (timeout 00:09:48) [common]
  208 06:24:29.198662  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 06:24:29.198876  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:48) [common]
  211 06:24:29.199419  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 06:24:29.199638  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:48) [common]
  214 06:24:29.200173  runner path: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/0/tests/0_timesync-off test_uuid 11005312_1.6.2.4.1
  215 06:24:29.200325  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 06:24:29.200540  start: 1.6.2.4.5 git-repo-action (timeout 00:09:48) [common]
  218 06:24:29.200610  Using /lava-11005312 at stage 0
  219 06:24:29.200702  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 06:24:29.200777  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/0/tests/1_kselftest-lkdtm'
  221 06:24:35.517780  Running '/usr/bin/git checkout kernelci.org
  222 06:24:35.661661  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 06:24:35.662386  uuid=11005312_1.6.2.4.5 testdef=None
  224 06:24:35.662553  end: 1.6.2.4.5 git-repo-action (duration 00:00:06) [common]
  226 06:24:35.662802  start: 1.6.2.4.6 test-overlay (timeout 00:09:42) [common]
  227 06:24:35.663547  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 06:24:35.663778  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:42) [common]
  230 06:24:35.664803  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 06:24:35.665041  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:42) [common]
  233 06:24:35.665974  runner path: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/0/tests/1_kselftest-lkdtm test_uuid 11005312_1.6.2.4.5
  234 06:24:35.666067  BOARD='imx6q-sabrelite'
  235 06:24:35.666133  BRANCH='cip-gitlab'
  236 06:24:35.666192  SKIPFILE='/dev/null'
  237 06:24:35.666250  SKIP_INSTALL='True'
  238 06:24:35.666306  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 06:24:35.666363  TST_CASENAME=''
  240 06:24:35.666418  TST_CMDFILES='lkdtm'
  241 06:24:35.666566  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 06:24:35.666772  Creating lava-test-runner.conf files
  244 06:24:35.666836  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/11005312/lava-overlay-dpd_7zy3/lava-11005312/0 for stage 0
  245 06:24:35.666930  - 0_timesync-off
  246 06:24:35.667001  - 1_kselftest-lkdtm
  247 06:24:35.667100  end: 1.6.2.4 test-definition (duration 00:00:06) [common]
  248 06:24:35.667192  start: 1.6.2.5 compress-overlay (timeout 00:09:42) [common]
  249 06:24:42.942213  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  250 06:24:42.942376  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:35) [common]
  251 06:24:42.942467  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 06:24:42.942568  end: 1.6.2 lava-overlay (duration 00:00:14) [common]
  253 06:24:42.942655  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:35) [common]
  254 06:24:43.025156  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 06:24:43.025531  start: 1.6.4 extract-modules (timeout 00:09:34) [common]
  256 06:24:43.025685  extracting modules file /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se
  257 06:24:43.206377  extracting modules file /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/modules/modules.tar to /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk
  258 06:24:43.391109  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 06:24:43.391297  start: 1.6.5 apply-overlay-tftp (timeout 00:09:34) [common]
  260 06:24:43.391421  [common] Applying overlay to NFS
  261 06:24:43.391518  [common] Applying overlay /var/lib/lava/dispatcher/tmp/11005312/compress-overlay-4335l52i/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se
  262 06:24:44.299897  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 06:24:44.300070  start: 1.6.6 prepare-kernel (timeout 00:09:33) [common]
  264 06:24:44.300171  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:33) [common]
  265 06:24:44.300273  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 06:24:44.300361  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 06:24:44.300449  start: 1.6.7 configure-preseed-file (timeout 00:09:33) [common]
  268 06:24:44.300530  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 06:24:44.300614  start: 1.6.8 compress-ramdisk (timeout 00:09:33) [common]
  270 06:24:44.300687  Building ramdisk /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk
  271 06:24:44.515054  >> 80842 blocks

  272 06:24:46.148748  Adding RAMdisk u-boot header.
  273 06:24:46.149097  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk.cpio.gz.uboot
  274 06:24:46.199246  output: Image Name:   
  275 06:24:46.199598  output: Created:      Tue Jul  4 07:24:46 2023
  276 06:24:46.199671  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 06:24:46.199739  output: Data Size:    15476250 Bytes = 15113.53 KiB = 14.76 MiB
  278 06:24:46.199807  output: Load Address: 00000000
  279 06:24:46.199911  output: Entry Point:  00000000
  280 06:24:46.199972  output: 
  281 06:24:46.200099  rename /var/lib/lava/dispatcher/tmp/11005312/extract-overlay-ramdisk-uxs7ev2q/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot
  282 06:24:46.200309  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 06:24:46.200430  end: 1.6 prepare-tftp-overlay (duration 00:00:20) [common]
  284 06:24:46.200538  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:31) [common]
  285 06:24:46.200624  No LXC device requested
  286 06:24:46.200708  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 06:24:46.200798  start: 1.8 deploy-device-env (timeout 00:09:31) [common]
  288 06:24:46.200877  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 06:24:46.200949  Checking files for TFTP limit of 4294967296 bytes.
  290 06:24:46.201436  end: 1 tftp-deploy (duration 00:00:29) [common]
  291 06:24:46.201544  start: 2 uboot-action (timeout 00:05:00) [common]
  292 06:24:46.201643  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 06:24:46.201724  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 06:24:46.201810  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 06:24:46.201955  substitutions:
  296 06:24:46.202024  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 06:24:46.202087  - {DTB_ADDR}: 0x13f00000
  298 06:24:46.202145  - {DTB}: 11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb
  299 06:24:46.202203  - {INITRD}: 11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot
  300 06:24:46.202259  - {KERNEL_ADDR}: 0x10000000
  301 06:24:46.202315  - {KERNEL}: 11005312/tftp-deploy-rbz7pohd/kernel/zImage
  302 06:24:46.202383  - {LAVA_MAC}: None
  303 06:24:46.202438  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se
  304 06:24:46.202511  - {NFS_SERVER_IP}: 192.168.201.1
  305 06:24:46.202578  - {PRESEED_CONFIG}: None
  306 06:24:46.202631  - {PRESEED_LOCAL}: None
  307 06:24:46.202684  - {RAMDISK_ADDR}: 0x14000000
  308 06:24:46.202737  - {RAMDISK}: 11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot
  309 06:24:46.202790  - {ROOT_PART}: None
  310 06:24:46.202843  - {ROOT}: None
  311 06:24:46.202897  - {SERVER_IP}: 192.168.201.1
  312 06:24:46.202949  - {TEE_ADDR}: 0x83000000
  313 06:24:46.203002  - {TEE}: None
  314 06:24:46.203054  Parsed boot commands:
  315 06:24:46.203106  - setenv autoload no
  316 06:24:46.203159  - setenv initrd_high 0xffffffff
  317 06:24:46.203212  - setenv fdt_high 0xffffffff
  318 06:24:46.203264  - dhcp
  319 06:24:46.203318  - setenv serverip 192.168.201.1
  320 06:24:46.203372  - tftp 0x10000000 11005312/tftp-deploy-rbz7pohd/kernel/zImage
  321 06:24:46.203439  - tftp 0x14000000 11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot
  322 06:24:46.203494  - setenv initrd_size ${filesize}
  323 06:24:46.203547  - tftp 0x13f00000 11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb
  324 06:24:46.203600  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se,tcp,hard  ip=dhcp'
  325 06:24:46.203655  - bootz 0x10000000 0x14000000 0x13f00000
  326 06:24:46.203726  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 06:24:46.203992  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 06:24:46.204067  [common] connect-device Connecting to device using '/usr/bin/console -f -k -M localhost imx6q-sabrelite-lava-cbg-2'
  330 06:24:46.207699  Setting prompt string to ['lava-test: # ']
  331 06:24:46.208103  end: 2.3 connect-device (duration 00:00:00) [common]
  332 06:24:46.208216  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 06:24:46.208309  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 06:24:46.208403  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 06:24:46.208585  Calling: 'pduclient' '--daemon=localhost' '--hostname=pms-0' '--port=3' '--command=reboot'
  336 06:24:51.329343  >> Command sent successfully.

  337 06:24:51.335621  Returned 0 in 5 seconds
  338 06:24:51.436414  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 06:24:51.437703  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 06:24:51.438181  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 06:24:51.438603  Setting prompt string to ['Hit any key to stop autoboot']
  343 06:24:51.438931  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 06:24:51.439981  [Enter `^Ec?' for help]

  345 06:24:53.832018  

  346 06:24:53.832576  

  347 06:24:53.832945  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 06:24:53.833295  

  349 06:24:53.833597  CPU:   Freescale i.MX6Q rev1.0 at 792 MHz

  350 06:24:53.833897  Reset cause: POR

  351 06:24:53.834185  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 06:24:53.834472  Board: SABRE Lite

  353 06:24:53.834758  I2C:   ready

  354 06:24:53.835040  DRAM:  1 GiB

  355 06:24:53.879915  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 06:24:53.924826  Loading Environment from SPIFlash... SF: Detected sst25vf016b with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 06:24:53.925368  *** Warning - bad CRC, using default environment

  358 06:24:53.925745  

  359 06:24:53.926065  In:    serial

  360 06:24:53.926368  Out:   serial

  361 06:24:53.926666  Err:   serial

  362 06:24:53.926952  Net:   using phy at 6

  363 06:24:53.945366  FEC [PRIME], usb_ether

  364 06:24:53.945732  Error: usb_ether address not set.

  365 06:24:53.946025  

  366 06:24:53.946294  starting USB...

  367 06:24:53.946554  Bus usb@2184000: usb dr_mode not found

  368 06:24:53.993829  Bus usb@2184200: USB EHCI 1.00

  369 06:24:57.045115  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 06:25:02.187319  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 06:25:02.187519         scanning usb for storage devices... 0 Storage Device(s) found

  372 06:25:02.187623         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 06:25:02.383066  Hit any key to stop autoboot:  3 

  375 06:25:02.383830  end: 2.4.2 bootloader-interrupt (duration 00:00:11) [common]
  376 06:25:02.384483  start: 2.4.3 bootloader-commands (timeout 00:04:44) [common]
  377 06:25:02.384892  Setting prompt string to ['=>']
  378 06:25:02.385285  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:44)
  379 06:25:02.395349   0 

  380 06:25:02.395759  Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  381 06:25:02.395873  Sending with 10 millisecond of delay
  383 06:25:03.538426  => setenv autoload no

  384 06:25:03.549348  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 00:04:43)
  385 06:25:03.553676  setenv autoload no

  386 06:25:03.554341  Sending with 10 millisecond of delay
  388 06:25:05.364671  => setenv initrd_high 0xffffffff

  389 06:25:05.375578  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 00:04:41)
  390 06:25:05.376462  setenv initrd_high 0xffffffff

  391 06:25:05.377106  Sending with 10 millisecond of delay
  393 06:25:07.007115  => setenv fdt_high 0xffffffff

  394 06:25:07.017900  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 00:04:39)
  395 06:25:07.018728  setenv fdt_high 0xffffffff

  396 06:25:07.019367  Sending with 10 millisecond of delay
  398 06:25:07.312890  => dhcp

  399 06:25:07.323793  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 00:04:39)
  400 06:25:07.324666  dhcp

  401 06:25:07.432072  BOOTP broadcast 1

  402 06:25:07.448406  DHCP client bound to address 192.168.201.13 (24 ms)

  403 06:25:07.449084  Sending with 10 millisecond of delay
  405 06:25:09.257533  => setenv serverip 192.168.201.1

  406 06:25:09.268324  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 00:04:37)
  407 06:25:09.271660  setenv serverip 192.168.201.1

  408 06:25:09.272483  Sending with 10 millisecond of delay
  410 06:25:12.899246  => tftp 0x10000000 11005312/tftp-deploy-rbz7pohd/kernel/zImage

  411 06:25:12.909878  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:33)
  412 06:25:12.910613  tftp 0x10000000 11005312/tftp-deploy-rbz7pohd/kernel/zImage

  413 06:25:13.027889  Using FEC device

  414 06:25:13.028261  TFTP from server 192.168.201.1; our IP address is 192.168.201.13

  415 06:25:13.028669  Filename '11005312/tftp-deploy-rbz7pohd/kernel/zImage'.

  416 06:25:13.028976  Load address: 0x10000000

  417 06:25:13.235367  Loading: *#################################################################

  418 06:25:13.427365  	 #################################################################

  419 06:25:13.603217  	 #################################################################

  420 06:25:13.779101  	 #################################################################

  421 06:25:13.955007  	 #################################################################

  422 06:25:14.114961  	 #################################################################

  423 06:25:14.290755  	 #################################################################

  424 06:25:14.466654  	 #################################################################

  425 06:25:14.626512  	 #################################################################

  426 06:25:14.802426  	 #################################################################

  427 06:25:14.962375  	 #################################################################

  428 06:25:15.138256  	 #################################################################

  429 06:25:15.321141  	 #################################################################

  430 06:25:15.321233  	 

  431 06:25:15.321299  	 5.2 MiB/s

  432 06:25:15.321361  done

  433 06:25:15.321419  Bytes transferred = 12403200 (bd4200 hex)

  434 06:25:15.321660  Sending with 10 millisecond of delay
  436 06:25:19.906563  => tftp 0x14000000 11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot

  437 06:25:19.917214  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:26)
  438 06:25:19.918007  tftp 0x14000000 11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot

  439 06:25:20.040620  Using FEC device

  440 06:25:20.041018  TFTP from server 192.168.201.1; our IP address is 192.168.201.13

  441 06:25:20.041346  Filename '11005312/tftp-deploy-rbz7pohd/ramdisk/ramdisk.cpio.gz.uboot'.

  442 06:25:20.041648  Load address: 0x14000000

  443 06:25:20.344365  Loading: *#################################################################

  444 06:25:20.551843  	 #################################################################

  445 06:25:20.727789  	 #################################################################

  446 06:25:20.887739  	 #################################################################

  447 06:25:21.063637  	 #################################################################

  448 06:25:21.239534  	 #################################################################

  449 06:25:21.399496  	 #################################################################

  450 06:25:21.575301  	 #################################################################

  451 06:25:21.751134  	 #################################################################

  452 06:25:21.911026  	 #################################################################

  453 06:25:22.086981  	 #################################################################

  454 06:25:22.262884  	 #################################################################

  455 06:25:22.422824  	 #################################################################

  456 06:25:22.598790  	 #################################################################

  457 06:25:22.774639  	 #################################################################

  458 06:25:22.934486  	 #################################################################

  459 06:25:22.989489  	 ###############

  460 06:25:22.989572  	 5 MiB/s

  461 06:25:22.989665  done

  462 06:25:22.989755  Bytes transferred = 15476314 (ec265a hex)

  463 06:25:22.990036  Sending with 10 millisecond of delay
  465 06:25:24.843859  => setenv initrd_size ${filesize}

  466 06:25:24.854054  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 00:04:21)
  467 06:25:24.860426  setenv initrd_size ${filesize}

  468 06:25:24.860669  Sending with 10 millisecond of delay
  470 06:25:29.094522  => tftp 0x13f00000 11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb

  471 06:25:29.105414  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 00:04:17)
  472 06:25:29.106304  tftp 0x13f00000 11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb

  473 06:25:29.229171  Using FEC device

  474 06:25:29.229357  TFTP from server 192.168.201.1; our IP address is 192.168.201.13

  475 06:25:29.229462  Filename '11005312/tftp-deploy-rbz7pohd/dtb/imx6q-sabrelite.dtb'.

  476 06:25:29.229556  Load address: 0x13f00000

  477 06:25:29.229644  Loading: *###

  478 06:25:29.245434  	 2.9 MiB/s

  479 06:25:29.245677  done

  480 06:25:29.245816  Bytes transferred = 42449 (a5d1 hex)

  481 06:25:29.246149  Sending with 10 millisecond of delay
  483 06:25:39.249812  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se,tcp,hard  ip=dhcp'

  484 06:25:39.260696  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 00:04:07)
  485 06:25:39.261527  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se,tcp,hard  ip=dhcp'

  486 06:25:39.262177  Sending with 10 millisecond of delay
  488 06:25:41.616676  => bootz 0x10000000 0x14000000 0x13f00000

  489 06:25:41.627610  Setting prompt string to ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  490 06:25:41.628232  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 00:04:05)
  491 06:25:41.629117  bootz 0x10000000 0x14000000 0x13f00000

  492 06:25:41.659640  Kernel image @ 0x10000000 [ 0x000000 - 0xbd4200 ]

  493 06:25:41.660187  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  494 06:25:41.660530     Image Name:   

  495 06:25:41.660843     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  496 06:25:41.661145     Data Size:    15476250 Bytes = 14.8 MiB

  497 06:25:41.661445     Load Address: 00000000

  498 06:25:41.661735     Entry Point:  00000000

  499 06:25:41.850471     Verifying Checksum ... OK

  500 06:25:41.850997  ## Flattened Device Tree blob at 13f00000

  501 06:25:41.851338     Booting using the fdt blob at 0x13f00000

  502 06:25:41.851653     Using Device Tree in place at 13f00000, end 13f0d5d0

  503 06:25:41.851995  

  504 06:25:41.852294  Starting kernel ...

  505 06:25:41.852585  

  506 06:25:41.853303  end: 2.4.3 bootloader-commands (duration 00:00:39) [common]
  507 06:25:41.853765  start: 2.4.4 auto-login-action (timeout 00:04:04) [common]
  508 06:25:41.854115  Setting prompt string to ['Linux version [0-9]']
  509 06:25:41.854429  Setting prompt string to ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  510 06:25:41.854757  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:05:00)
  511 06:25:49.701820  [    0.000000] Booting Linux on physical CPU 0x0

  512 06:25:49.745195  [    0.000000] Linux version 5.10.184-cip36 (KernelCI@build-j123671-arm-gcc-10-multi-v7-defconfig-kselftest-pkv9b) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue Jul 4 06:05:44 UTC 2023

  513 06:25:49.745717  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  514 06:25:49.746037  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  515 06:25:49.746778  start: 2.4.4.1 login-action (timeout 00:03:56) [common]
  516 06:25:49.747150  The string '/ #' does not look like a typical prompt and could match status messages instead. Please check the job log files and use a prompt string which matches the actual prompt string more closely.
  517 06:25:49.747531  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']
  518 06:25:49.747936  Using line separator: #'\n'#
  519 06:25:49.748228  No login prompt set.
  520 06:25:49.748513  Parsing kernel messages
  521 06:25:49.748773  ['-\\[ 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']
  522 06:25:49.749237  [login-action] Waiting for messages, (timeout 00:03:56)
  523 06:25:49.788663  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  524 06:25:49.789131  [    0.000000] Memory policy: Data cache writealloc

  525 06:25:49.789427  [    0.000000] efi: UEFI not found.

  526 06:25:49.789701  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  527 06:25:49.789965  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  528 06:25:49.790223  [    0.000000] Zone ranges:

  529 06:25:49.790474  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  530 06:25:49.790724  [    0.000000]   Normal   empty

  531 06:25:49.790972  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  532 06:25:49.791215  [    0.000000] Movable zone start for each node

  533 06:25:49.831685  [    0.000000] Early memory node ranges

  534 06:25:49.832217  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  535 06:25:49.832540  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  536 06:25:49.832884  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  537 06:25:49.833335  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  538 06:25:49.875479  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se,tcp,hard  ip=dhcp

  539 06:25:49.875987  [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  540 06:25:49.876291  [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  541 06:25:49.876564  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  542 06:25:49.876823  [    0.000000] Memory: 921400K/1048576K available (17408K kernel code, 2658K rwdata, 8108K rodata, 2048K init, 6693K bss, 61640K reserved, 65536K cma-reserved, 196608K highmem)

  543 06:25:49.918979  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  544 06:25:49.919441  [    0.000000] ftrace: allocating 55432 entries in 163 pages

  545 06:25:49.919738  [    0.000000] ftrace: allocated 163 pages with 4 groups

  546 06:25:49.920043  [    0.000000] Running RCU self tests

  547 06:25:49.920305  [    0.000000] rcu: Hierarchical RCU implementation.

  548 06:25:49.920561  [    0.000000] rcu: 	RCU event tracing is enabled.

  549 06:25:49.920811  [    0.000000] rcu: 	RCU lockdep checking is enabled.

  550 06:25:49.921100  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  551 06:25:49.921366  [    0.000000] 	Rude variant of Tasks RCU enabled.

  552 06:25:49.962519  [    0.000000] 	Tracing variant of Tasks RCU enabled.

  553 06:25:49.963012  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  554 06:25:49.963334  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  555 06:25:49.963630  [    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  556 06:25:49.963941  [    0.000000] L2C-310 errata 752271 769419 enabled

  557 06:25:49.964223  [    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  558 06:25:49.964494  [    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  559 06:25:49.964761  [    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  560 06:25:50.005916  [    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  561 06:25:50.006412  [    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  562 06:25:50.006729  [    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  563 06:25:50.007020  [    0.000000] Switching to timer-based delay loop, resolution 15ns

  564 06:25:50.007298  [    0.000008] sched_clock: 32 bits at 66MHz, resolution 15ns, wraps every 32537631224ns

  565 06:25:50.007579  [    0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 28958491609 ns

  566 06:25:50.049434  [    0.004503] Console: colour dummy device 80x30

  567 06:25:50.049930  [    0.004571] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  568 06:25:50.050248  [    0.004602] ... MAX_LOCKDEP_SUBCLASSES:  8

  569 06:25:50.050545  [    0.004630] ... MAX_LOCK_DEPTH:          48

  570 06:25:50.050863  [    0.004657] ... MAX_LOCKDEP_KEYS:        8192

  571 06:25:50.051141  [    0.004683] ... CLASSHASH_SIZE:          4096

  572 06:25:50.051410  [    0.004710] ... MAX_LOCKDEP_ENTRIES:     32768

  573 06:25:50.051678  [    0.004736] ... MAX_LOCKDEP_CHAINS:      65536

  574 06:25:50.051974  [    0.004762] ... CHAINHASH_SIZE:          32768

  575 06:25:50.092862  [    0.004789]  memory used by lock dependency info: 4061 kB

  576 06:25:50.093358  [    0.004816]  memory used for stack traces: 2112 kB

  577 06:25:50.093672  [    0.004842]  per task-struct memory footprint: 1536 bytes

  578 06:25:50.093967  [    0.004942] Calibrating delay loop (skipped), value calculated using timer frequency.. 132.00 BogoMIPS (lpj=660000)

  579 06:25:50.094262  [    0.004993] pid_max: default: 32768 minimum: 301

  580 06:25:50.094539  [    0.005351] LSM: Security Framework initializing

  581 06:25:50.094809  [    0.005460] LSM support for eBPF active

  582 06:25:50.136369  [    0.005598] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  583 06:25:50.136859  [    0.005651] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  584 06:25:50.137176  [    0.008179] CPU: Testing write buffer coherency: ok

  585 06:25:50.137468  [    0.008312] CPU0: Spectre v2: using BPIALL workaround

  586 06:25:50.137745  [    0.009338] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  587 06:25:50.138019  [    0.012877] Setting up static identity map for 0x10300000 - 0x103000ac

  588 06:25:50.138286  [    0.015285] rcu: Hierarchical SRCU implementation.

  589 06:25:50.138549  [    0.024140] EFI services will not be available.

  590 06:25:50.179874  [    0.025316] smp: Bringing up secondary CPUs ...

  591 06:25:50.180392  [    0.028235] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  592 06:25:50.180714  [    0.028249] CPU1: Spectre v2: using BPIALL workaround

  593 06:25:50.181008  [    0.031754] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  594 06:25:50.181290  [    0.031768] CPU2: Spectre v2: using BPIALL workaround

  595 06:25:50.181564  [    0.034921] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  596 06:25:50.181834  [    0.034936] CPU3: Spectre v2: using BPIALL workaround

  597 06:25:50.182096  [    0.035611] smp: Brought up 1 node, 4 CPUs

  598 06:25:50.223280  [    0.035649] SMP: Total of 4 processors activated (528.00 BogoMIPS).

  599 06:25:50.223773  [    0.035678] CPU: All CPU(s) started in SVC mode.

  600 06:25:50.224124  [    0.038076] devtmpfs: initialized

  601 06:25:50.224419  [    0.086694] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  602 06:25:50.224705  [    0.089285] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  603 06:25:50.224985  [    0.089359] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  604 06:25:50.225254  [    0.094063] pinctrl core: initialized pinctrl subsystem

  605 06:25:50.225519  [    0.100521] DMI not present or invalid.

  606 06:25:50.266779  [    0.102687] NET: Registered protocol family 16

  607 06:25:50.267247  [    0.112574] DMA: preallocated 256 KiB pool for atomic coherent allocations

  608 06:25:50.267542  [    0.121192] thermal_sys: Registered thermal governor 'step_wise'

  609 06:25:50.267842  [    0.121698] cpuidle: using governor menu

  610 06:25:50.268111  [    0.122185] CPU identified as i.MX6Q, silicon rev 1.0

  611 06:25:50.268371  [    0.755092] vdd1p1: supplied by regulator-dummy

  612 06:25:50.268622  [    0.782083] vdd3p0: supplied by regulator-dummy

  613 06:25:50.268869  [    0.808628] vdd2p5: supplied by regulator-dummy

  614 06:25:50.269110  [    0.835333] vddarm: supplied by regulator-dummy

  615 06:25:50.309975  [    0.862757] vddpu: supplied by regulator-dummy

  616 06:25:50.310440  [    0.888567] vddsoc: supplied by regulator-dummy

  617 06:25:50.310737  [    2.023358] No ATAGs?

  618 06:25:50.311009  [    2.023901] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  619 06:25:50.311275  [    2.023979] hw-breakpoint: maximum watchpoint size is 4 bytes.

  620 06:25:50.311534  [    2.040748] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  621 06:25:50.311786  [    2.066217] Serial: AMBA PL011 UART driver

  622 06:25:50.312067  [    2.122551] Kprobes globally optimized

  623 06:25:50.353752  [    2.225367] iommu: Default domain type: Translated 

  624 06:25:50.354215  [    2.227301] vgaarb: loaded

  625 06:25:50.354510  [    2.231598] SCSI subsystem initialized

  626 06:25:50.354784  [    2.233538] usbcore: registered new interface driver usbfs

  627 06:25:50.355047  [    2.233829] usbcore: registered new interface driver hub

  628 06:25:50.355302  [    2.234033] usbcore: registered new device driver usb

  629 06:25:50.355550  [    2.240677] i2c i2c-0: IMX I2C adapter registered

  630 06:25:50.355794  [    2.246767] i2c i2c-1: IMX I2C adapter registered

  631 06:25:50.356082  [    2.250761] i2c i2c-2: IMX I2C adapter registered

  632 06:25:50.356326  [    2.254906] pps_core: LinuxPPS API ver. 1 registered

  633 06:25:50.396759  [    2.254943] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  634 06:25:50.397197  [    2.255036] PTP clock support registered

  635 06:25:50.397491  [    2.270346] clocksource: Switched to clocksource mxc_timer1

  636 06:25:50.397794  [    3.837839] NET: Registered protocol family 2

  637 06:25:50.398075  [    3.838608] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  638 06:25:50.398354  [    3.841824] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  639 06:25:50.440367  [    3.841994] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  640 06:25:50.440864  [    3.842204] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  641 06:25:50.441181  [    3.843643] TCP: Hash tables configured (established 8192 bind 8192)

  642 06:25:50.441473  [    3.844639] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  643 06:25:50.441753  [    3.844962] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  644 06:25:50.442030  [    3.845229] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  645 06:25:50.442299  [    3.845940] NET: Registered protocol family 1

  646 06:25:50.484212  [    3.848540] RPC: Registered named UNIX socket transport module.

  647 06:25:50.484676  [    3.848620] RPC: Registered udp transport module.

  648 06:25:50.484969  [    3.848654] RPC: Registered tcp transport module.

  649 06:25:50.485239  [    3.848687] RPC: Registered tcp NFSv4.1 backchannel transport module.

  650 06:25:50.485500  [    3.848739] NET: Registered protocol family 44

  651 06:25:50.485760  [    3.848803] PCI: CLS 0 bytes, default 64

  652 06:25:50.486012  [    3.851290] Trying to unpack rootfs image as initramfs...

  653 06:25:50.486259  [    5.653261] Freeing initrd memory: 15116K

  654 06:25:50.528443  [    5.654390] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  655 06:25:50.528911  [    5.655390] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  656 06:25:50.529242  [    5.663589] Initialise system trusted keyrings

  657 06:25:50.529535  [    5.664534] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  658 06:25:50.529817  [    5.708247] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  659 06:25:50.530094  [    5.711801] NFS: Registering the id_resolver key type

  660 06:25:50.530366  [    5.711972] Key type id_resolver registered

  661 06:25:50.530632  [    5.712055] Key type id_legacy registered

  662 06:25:50.572464  [    5.712609] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  663 06:25:50.572965  [    5.712712] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  664 06:25:50.573290  [    5.712909] ntfs: driver 2.1.32 [Flags: R/O].

  665 06:25:50.573586  [    5.714808] Key type asymmetric registered

  666 06:25:50.573867  [    5.714932] Asymmetric key parser 'x509' registered

  667 06:25:50.574144  [    5.715322] bounce: pool size: 64 pages

  668 06:25:50.574415  [    5.715471] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  669 06:25:50.574683  [    5.715571] io scheduler mq-deadline registered

  670 06:25:50.616344  [    5.715611] io scheduler kyber registered

  671 06:25:50.616807  [    5.716463] test_firmware: interface ready

  672 06:25:50.617131  [    5.874085] mxs-dma 110000.dma-apbh: initialized

  673 06:25:50.617422  [    5.931254] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  674 06:25:50.617706  [    5.931502] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware

  675 06:25:50.617985  [    6.161353] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  676 06:25:50.618254  [    6.179480] SuperH (H)SCI(F) driver initialized

  677 06:25:50.670216  [    6.182242] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  678 06:25:50.670688  [    6.186815] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  679 06:25:50.670984  [    7.116322] printk: console [ttymxc1] enabled

  680 06:25:50.671254  [    7.126292] msm_serial: driver initialized

  681 06:25:50.671517  [    7.131447] STMicroelectronics ASC driver initialized

  682 06:25:50.671770  [    7.142457] STM32 USART driver initialized

  683 06:25:50.697072  [    7.166520] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  684 06:25:50.731086  [    7.186365] panel-simple panel-lcd: supply power not found, using dummy regulator

  685 06:25:50.731582  [    7.194739] panel-simple panel-lcd: Specify missing connector_type

  686 06:25:50.731931  [    7.202528] panel-simple panel-lvds0: supply power not found, using dummy regulator

  687 06:25:50.779119  [    7.251312] brd: module loaded

  688 06:25:50.838045  [    7.304331] loop: module loaded

  689 06:25:50.838535  [    7.310467] lkdtm: No crash points registered, enable through debugfs

  690 06:25:50.885683  [    7.331060] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  691 06:25:50.886213  [    7.339017] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  692 06:25:50.886557  [    7.347254] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  693 06:25:50.886874  [    7.355526] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  694 06:25:50.887179  [    7.363528] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  695 06:25:50.940352  [    7.371649] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  696 06:25:50.940846  [    7.379291] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  697 06:25:50.941161  [    7.390536] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  698 06:25:50.941454  [    7.397557] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  699 06:25:50.941738  [    7.406473] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  700 06:25:50.942016  [    7.420472] scsi host0: ahci-imx

  701 06:25:50.984256  [    7.425811] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  702 06:25:51.015017  [    7.484610] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  703 06:25:51.015551  [    7.497582] pps pps0: new PPS source ptp0

  704 06:25:51.097841  [    7.541136] fec 2188000.ethernet eth0: registered PHC device 0

  705 06:25:51.098369  [    7.551407] e1000e: Intel(R) PRO/1000 Network Driver

  706 06:25:51.098714  [    7.556404] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  707 06:25:51.099033  [    7.562620] igb: Intel(R) Gigabit Ethernet Network Driver

  708 06:25:51.099338  [    7.568048] igb: Copyright (c) 2007-2014 Intel Corporation.

  709 06:25:51.148215  [    7.593565] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  710 06:25:51.148710  [    7.601190] usbcore: registered new interface driver pegasus

  711 06:25:51.149028  [    7.607079] usbcore: registered new interface driver asix

  712 06:25:51.149321  [    7.612688] usbcore: registered new interface driver ax88179_178a

  713 06:25:51.149601  [    7.618938] usbcore: registered new interface driver cdc_ether

  714 06:25:51.149876  [    7.625029] usbcore: registered new interface driver smsc75xx

  715 06:25:51.150142  [    7.631037] usbcore: registered new interface driver smsc95xx

  716 06:25:51.192518  [    7.636954] usbcore: registered new interface driver net1080

  717 06:25:51.193055  [    7.642817] usbcore: registered new interface driver cdc_subset

  718 06:25:51.193401  [    7.648904] usbcore: registered new interface driver zaurus

  719 06:25:51.193717  [    7.654771] usbcore: registered new interface driver cdc_ncm

  720 06:25:51.231525  [    7.672101] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  721 06:25:51.232052  [    7.678731] ehci-pci: EHCI PCI platform driver

  722 06:25:51.232374  [    7.683398] ehci-platform: EHCI generic platform driver

  723 06:25:51.232667  [    7.689557] ehci-orion: EHCI orion driver

  724 06:25:51.232945  [    7.694460] SPEAr-ehci: EHCI SPEAr driver

  725 06:25:51.233218  [    7.699270] ehci-st: EHCI STMicroelectronics driver

  726 06:25:51.233484  [    7.704990] ehci-exynos: EHCI Exynos driver

  727 06:25:51.233747  [    7.709969] ehci-atmel: EHCI Atmel driver

  728 06:25:51.234006  [    7.714818] tegra-ehci: Tegra EHCI driver

  729 06:25:51.286720  [    7.719658] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  730 06:25:51.287223  [    7.725993] ohci-pci: OHCI PCI platform driver

  731 06:25:51.287544  [    7.730652] ohci-platform: OHCI generic platform driver

  732 06:25:51.287867  [    7.736767] SPEAr-ohci: OHCI SPEAr driver

  733 06:25:51.288153  [    7.741642] ohci-st: OHCI STMicroelectronics driver

  734 06:25:51.288430  [    7.747328] ohci-atmel: OHCI Atmel driver

  735 06:25:51.288703  [    7.755334] usbcore: registered new interface driver usb-storage

  736 06:25:51.318184  [    7.772607] ata1: SATA link down (SStatus 0 SControl 300)

  737 06:25:51.318547  [    7.778370] ahci-imx 2200000.sata: no device found, disabling link.

  738 06:25:51.318838  [    7.784758] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  739 06:25:51.319111  [    7.790942] i2c /dev entries driver

  740 06:25:51.451139  [    7.869902] sdhci: Secure Digital Host Controller Interface driver

  741 06:25:51.451635  [    7.876175] sdhci: Copyright(c) Pierre Ossman

  742 06:25:51.452020  [    7.889343] Synopsys Designware Multimedia Card Interface Driver

  743 06:25:51.452317  [    7.902171] sdhci-pltfm: SDHCI platform and OF driver helper

  744 06:25:51.452598  [    7.911495] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  745 06:25:51.452874  [    7.911502] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  746 06:25:51.453148  [    7.921818] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  747 06:25:51.453414  [    7.928747] ledtrig-cpu: registered to indicate activity on CPUs

  748 06:25:51.492548  [    7.938327] usbcore: registered new interface driver usbhid

  749 06:25:51.493080  [    7.944009] usbhid: USB HID core driver

  750 06:25:51.521574  [    7.963980] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  751 06:25:51.522101  [    7.964493] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  752 06:25:51.522443  [    7.970235] ipip: IPv4 and MPLS over IPv4 tunneling driver

  753 06:25:51.522762  [    7.972795] IPv4 over IPsec tunneling driver

  754 06:25:51.523064  [    7.992448] NET: Registered protocol family 10

  755 06:25:51.523362  [    8.002355] Segment Routing with IPv6

  756 06:25:51.553077  [    8.011280] mmc2: new high speed SDHC card at address 0001

  757 06:25:51.553243  [    8.011702] NET: Registered protocol family 17

  758 06:25:51.553321  [    8.020599] mmcblk2: mmc2:0001 SD 14.8 GiB 

  759 06:25:51.553392  [    8.023408] Key type dns_resolver registered

  760 06:25:51.607266  [    8.041878] ThumbEE CPU extension supported.

  761 06:25:51.607516  [    8.046214] Registering SWP/SWPB emulation handler

  762 06:25:51.607657  [    8.047303] GPT:Primary header thinks Alt. header is not at the end of the disk.

  763 06:25:51.607784  [    8.052412] Loading compiled-in X.509 certificates

  764 06:25:51.607928  [    8.058578] GPT:29296874 != 30965759

  765 06:25:51.608048  [    8.067030] GPT:Alternate GPT header not at the end of the disk.

  766 06:25:51.608159  [    8.073218] GPT:29296874 != 30965759

  767 06:25:51.608304  [    8.076830] GPT: Use GNU Parted to correct GPT errors.

  768 06:25:51.608428  [    8.082120]  mmcblk2: p1 p2 p3

  769 06:25:51.800515  [    8.250683] panel-simple panel-lcd: supply power not found, using dummy regulator

  770 06:25:51.801036  [    8.259076] panel-simple panel-lcd: Specify missing connector_type

  771 06:25:51.801380  [    8.272611] panel-simple panel-lvds0: supply power not found, using dummy regulator

  772 06:25:51.859323  [    8.310004] imx_usb 2184200.usb: No over current polarity defined

  773 06:25:51.859851  [    8.323545] ci_hdrc ci_hdrc.1: EHCI Host Controller

  774 06:25:51.860175  [    8.328841] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  775 06:25:51.890745  [    8.361649] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  776 06:25:51.911652  [    8.380852] hub 1-0:1.0: USB hub found

  777 06:25:51.911875  [    8.385220] hub 1-0:1.0: 1 port detected

  778 06:25:51.944162  [    8.399905] imx_thermal 20c8000.anatop:tempmon: invalid sensor calibration data

  779 06:25:51.944465  [    8.407344] imx_thermal 20c8000.anatop:tempmon: error -EINVAL: failed to init from nvmem

  780 06:25:51.944646  [    8.415585] imx_thermal: probe of 20c8000.anatop:tempmon failed with error -22

  781 06:25:51.993253  [    8.443679] panel-simple panel-lcd: supply power not found, using dummy regulator

  782 06:25:51.993738  [    8.452026] panel-simple panel-lcd: Specify missing connector_type

  783 06:25:51.994056  [    8.465467] panel-simple panel-lvds0: supply power not found, using dummy regulator

  784 06:25:52.049052  [    8.497339] panel-simple panel-lcd: supply power not found, using dummy regulator

  785 06:25:52.049544  [    8.505691] panel-simple panel-lcd: Specify missing connector_type

  786 06:25:52.049863  [    8.519164] panel-simple panel-lvds0: supply power not found, using dummy regulator

  787 06:25:52.069724  [    8.538854] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  788 06:25:52.118846  [    8.569161] panel-simple panel-lcd: supply power not found, using dummy regulator

  789 06:25:52.119308  [    8.577531] panel-simple panel-lcd: Specify missing connector_type

  790 06:25:52.119622  [    8.591068] panel-simple panel-lvds0: supply power not found, using dummy regulator

  791 06:25:52.150112  [    8.614152] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:06: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:06, irq=POLL)

  792 06:25:52.321985  [    8.790635] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  793 06:25:52.513897  [    8.998680] hub 1-1:1.0: USB hub found

  794 06:25:52.529941  [    9.004267] hub 1-1:1.0: 3 ports detected

  795 06:25:52.585893  [    9.033194] panel-simple panel-lcd: supply power not found, using dummy regulator

  796 06:25:52.586423  [    9.041555] panel-simple panel-lcd: Specify missing connector_type

  797 06:25:52.586770  [    9.055283] panel-simple panel-lvds0: supply power not found, using dummy regulator

  798 06:25:54.242883  [   10.712074] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off

  799 06:25:54.258848  [   10.730355] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  800 06:25:54.354829  [   10.760638] Sending DHCP requests ., OK

  801 06:25:54.355360  [   10.804764] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.13

  802 06:25:54.355706  [   10.812996] IP-Config: Complete:

  803 06:25:54.356067  [   10.816299]      device=eth0, hwaddr=00:19:b8:00:e5:47, ipaddr=192.168.201.13, mask=255.255.255.0, gw=192.168.201.1

  804 06:25:54.356380  [   10.826962]      host=imx6q-sabrelite-lava-cbg-2, domain=lava-rack, nis-domain=(none)

  805 06:25:54.356688  [   10.834963]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  806 06:25:54.370766  [   10.835005]      nameserver0=192.168.201.1

  807 06:25:54.447554  [   10.910406] Freeing unused kernel memory: 2048K

  808 06:25:54.448155  [   10.921497] Run /init as init process

  809 06:25:54.511621  Loading, please wait...

  810 06:25:54.655472  Starting version 247.3-7+deb11u2

  811 06:25:58.908705  [   15.379671] imx-ipuv3 2400000.ipu: IPUv3H probed

  812 06:25:58.963167  [   15.427246] panel-simple panel-lcd: supply power not found, using dummy regulator

  813 06:25:58.963659  [   15.435755] panel-simple panel-lcd: Specify missing connector_type

  814 06:25:58.979029  [   15.457404] imx-ipuv3 2800000.ipu: IPUv3H probed

  815 06:25:59.033583  [   15.503594] panel-simple panel-lvds0: supply power not found, using dummy regulator

  816 06:25:59.066019  [   15.550613] CAN device driver interface

  817 06:25:59.097097  [   15.559040] panel-simple panel-lcd: supply power not found, using dummy regulator

  818 06:25:59.097622  [   15.568582] panel-simple panel-lcd: Specify missing connector_type

  819 06:25:59.128577  [   15.598948] panel-simple panel-lvds0: supply power not found, using dummy regulator

  820 06:25:59.180966  [   15.642105] panel-simple panel-lcd: supply power not found, using dummy regulator

  821 06:25:59.181462  [   15.652385] panel-simple panel-lcd: Specify missing connector_type

  822 06:25:59.254347  [   15.691596] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  823 06:25:59.254896  [   15.699849] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  824 06:25:59.255376  [   15.710502] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  825 06:25:59.255888  [   15.717126] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  826 06:25:59.256263  [   15.727683] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  827 06:25:59.289829  [   15.748203] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  828 06:25:59.290325  [   15.754111] caam 2100000.crypto: Entropy delay = 3200

  829 06:25:59.290639  [   15.754526] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  830 06:25:59.326686  [   15.795875] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1

  831 06:25:59.356835  [   15.820196] caam 2100000.crypto: Instantiated RNG4 SH0

  832 06:25:59.357329  [   15.823030] panel-simple panel-lvds0: supply power not found, using dummy regulator

  833 06:25:59.432811  [   15.878340] panel-simple panel-lcd: supply power not found, using dummy regulator

  834 06:25:59.433304  [   15.880950] caam 2100000.crypto: Instantiated RNG4 SH1

  835 06:25:59.433617  [   15.886778] panel-simple panel-lcd: Specify missing connector_type

  836 06:25:59.433912  [   15.891119] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  837 06:25:59.434192  [   15.904007] caam 2100000.crypto: job rings = 2, qi = 0

  838 06:25:59.434467  [   15.908098] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  839 06:25:59.476769  [   15.918127] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  840 06:25:59.477263  [   15.927075] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  841 06:25:59.477581  [   15.931084] panel-simple panel-lvds0: supply power not found, using dummy regulator

  842 06:25:59.477957  [   15.936637] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  843 06:25:59.530587  [   15.989047] panel-simple panel-lcd: supply power not found, using dummy regulator

  844 06:25:59.531115  [   16.002361] sgtl5000 0-000a: sgtl5000 revision 0x11

  845 06:25:59.574453  [   16.018311] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  846 06:25:59.574927  [   16.025870] panel-simple panel-lcd: Specify missing connector_type

  847 06:25:59.575238  [   16.027105] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests

  848 06:25:59.575512  [   16.041563] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  849 06:25:59.603196  [   16.066599] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  850 06:25:59.603380  [   16.075397] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests

  851 06:25:59.656461  [   16.098079] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  852 06:25:59.656932  [   16.106764] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  853 06:25:59.657226  [   16.115377] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  854 06:25:59.657494  [   16.123886] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  855 06:25:59.736398  [   16.205482] panel-simple panel-lvds0: supply power not found, using dummy regulator

  856 06:25:59.819518  [   16.282258] panel-simple panel-lcd: supply power not found, using dummy regulator

  857 06:25:59.820082  [   16.291198] panel-simple panel-lcd: Specify missing connector_type

  858 06:25:59.895302  [   16.339601] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  859 06:25:59.895797  [   16.348234] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  860 06:25:59.896181  [   16.356839] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  861 06:25:59.896474  [   16.365360] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  862 06:26:00.577063  [   17.022939] caam algorithms registered in /proc/crypto

  863 06:26:00.577214  [   17.037483] caam 2100000.crypto: registering rng-caam

  864 06:26:00.577280  [   17.050423] panel-simple panel-lvds0: supply power not found, using dummy regulator

  865 06:26:00.620067  [   17.083337] panel-simple panel-lcd: supply power not found, using dummy regulator

  866 06:26:00.620150  [   17.091799] panel-simple panel-lcd: Specify missing connector_type

  867 06:26:00.682987  [   17.112269] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  868 06:26:00.683069  [   17.120909] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  869 06:26:00.683134  [   17.129400] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  870 06:26:00.683195  [   17.137880] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  871 06:26:00.683254  [   17.153461] panel-simple panel-lvds0: supply power not found, using dummy regulator

  872 06:26:00.752979  [   17.191840] panel-simple panel-lcd: supply power not found, using dummy regulator

  873 06:26:00.753207  [   17.200578] panel-simple panel-lcd: Specify missing connector_type

  874 06:26:00.753325  Begin: Loading essential drivers ... done.

  875 06:26:00.753437  Begin: Running /scripts/init-premount ... done.

  876 06:26:00.753543  Begin: Mounting[   17.221455] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  877 06:26:00.753649   root file system ... [   17.226751] random: crng init done

  878 06:26:00.800888  [   17.232261] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  879 06:26:00.800971  [   17.245759] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  880 06:26:00.801036  Begin: Running /scripts/nfs-top .[   17.254456] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  881 06:26:00.801097  .. done.

  882 06:26:00.801155  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  883 06:26:00.816973  Device /sys/class/net/eth0 found

  884 06:26:00.817053  done.

  885 06:26:01.092144  IP-Config: eth0 hardware address 00:19:b8:00:e5:47 mtu 1500 DHCP

  886 06:26:01.092615  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  887 06:26:01.092925   address: 192.168.201.13   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  888 06:26:01.093217   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  889 06:26:01.093495   host   : imx6q-sabrelite-lava-cbg-2                                      

  890 06:26:01.093769   domain : lava-rack                                                       

  891 06:26:01.094038   rootserver: 192.168.201.1 rootpath: 

  892 06:26:01.094301   filename  : 

  893 06:26:01.186718  done.

  894 06:26:01.186861  Begin: Running /scripts/nfs-bottom ... done.

  895 06:26:01.251151  Begin: Running /scripts/init-bottom ... done.

  896 06:26:02.903204  [   19.372514] systemd[1]: System time before build time, advancing clock.

  897 06:26:03.197048  [   19.641519] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

  898 06:26:03.197590  [   19.667644] systemd[1]: Detected architecture arm.

  899 06:26:03.213191  

  900 06:26:03.213708  Welcome to Debian GNU/Linux 11 (bullseye)!

  901 06:26:03.214049  

  902 06:26:03.267987  [   19.737230] systemd[1]: Set hostname to <debian-bullseye-armhf>.

  903 06:26:04.999584  [   21.447721] systemd[1]: Queued start job for default target Graphical Interface.

  904 06:26:04.999854  [   21.462457] systemd[1]: Created slice system-getty.slice.

  905 06:26:04.999985  [  OK  ] Created slice system-getty.slice.

  906 06:26:05.047954  [   21.506000] systemd[1]: Created slice system-modprobe.slice.

  907 06:26:05.048470  [  OK  ] Created slice system-modprobe.slice.

  908 06:26:05.103898  [   21.565290] systemd[1]: Created slice system-serial\x2dgetty.slice.

  909 06:26:05.104461  [  OK  ] Created slice system-serial\x2dgetty.slice.

  910 06:26:05.145944  [   21.605460] systemd[1]: Created slice User and Session Slice.

  911 06:26:05.146458  [  OK  ] Created slice User and Session Slice.

  912 06:26:05.195880  [   21.655089] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

  913 06:26:05.196441  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

  914 06:26:05.244876  [   21.704329] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

  915 06:26:05.245372  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

  916 06:26:05.307079  [   21.752760] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.

  917 06:26:05.307626  [   21.765641] systemd[1]: Reached target Local Encrypted Volumes.

  918 06:26:05.308037  [  OK  ] Reached target Local Encrypted Volumes.

  919 06:26:05.348692  [   21.812714] systemd[1]: Reached target Paths.

  920 06:26:05.349227  [  OK  ] Reached target Paths.

  921 06:26:05.390606  [   21.851986] systemd[1]: Reached target Remote File Systems.

  922 06:26:05.391029  [  OK  ] Reached target Remote File Systems.

  923 06:26:05.406601  [   21.891131] systemd[1]: Reached target Slices.

  924 06:26:05.422673  [  OK  ] Reached target Slices.

  925 06:26:05.467739  [   21.932128] systemd[1]: Reached target Swap.

  926 06:26:05.468302  [  OK  ] Reached target Swap.

  927 06:26:05.513722  [   21.972435] systemd[1]: Listening on initctl Compatibility Named Pipe.

  928 06:26:05.514236  [  OK  ] Listening on initctl Compatibility Named Pipe.

  929 06:26:05.618319  [   22.069550] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.

  930 06:26:05.618522  [   22.082217] systemd[1]: Listening on Journal Socket (/dev/log).

  931 06:26:05.618634  [  OK  ] Listening on Journal Socket (/dev/log).

  932 06:26:05.676566  [   22.137132] systemd[1]: Listening on Journal Socket.

  933 06:26:05.676987  [  OK  ] Listening on Journal Socket.

  934 06:26:05.728526  [   22.187580] systemd[1]: Listening on Network Service Netlink Socket.

  935 06:26:05.729098  [  OK  ] Listening on Network Service Netlink Socket.

  936 06:26:05.783125  [   22.241130] systemd[1]: Listening on udev Control Socket.

  937 06:26:05.783215  [  OK  ] Listening on udev Control Socket.

  938 06:26:05.825004  [   22.285457] systemd[1]: Listening on udev Kernel Socket.

  939 06:26:05.825088  [  OK  ] Listening on udev Kernel Socket.

  940 06:26:05.878004  [   22.335152] systemd[1]: Condition check resulted in Huge Pages File System being skipped.

  941 06:26:05.878095  [   22.345376] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.

  942 06:26:05.901952  [   22.366996] systemd[1]: Mounting Kernel Debug File System...

  943 06:26:05.902035           Mounting Kernel Debug File System...

  944 06:26:05.952967  [   22.413545] systemd[1]: Mounting Kernel Trace File System...

  945 06:26:05.953055           Mounting Kernel Trace File System...

  946 06:26:06.023980  [   22.485523] systemd[1]: Starting Create list of static device nodes for the current kernel...

  947 06:26:06.024081           Starting Create list of st…odes for the current kernel...

  948 06:26:06.080863  [   22.542436] systemd[1]: Starting Load Kernel Module configfs...

  949 06:26:06.080959           Starting Load Kernel Module configfs...

  950 06:26:06.137841  [   22.602093] systemd[1]: Starting Load Kernel Module drm...

  951 06:26:06.137954           Starting Load Kernel Module drm...

  952 06:26:06.191849  [   22.661857] systemd[1]: Starting Load Kernel Module fuse...

  953 06:26:06.191934           Starting Load Kernel Module fuse...

  954 06:26:06.265765  [   22.729618] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

  955 06:26:06.265864  [   22.738283] fuse: init (API version 7.32)

  956 06:26:06.294774  [   22.762210] systemd[1]: Starting Journal Service...

  957 06:26:06.294858           Starting Journal Service...

  958 06:26:06.368765  [   22.835359] systemd[1]: Starting Load Kernel Modules...

  959 06:26:06.368858           Starting Load Kernel Modules...

  960 06:26:06.424783  [   22.887245] systemd[1]: Starting Remount Root and Kernel File Systems...

  961 06:26:06.424871           Starting Remount Root and Kernel File Systems...

  962 06:26:06.453699  [   22.915679] systemd[1]: Starting Coldplug All udev Devices...

  963 06:26:06.453782           Starting Coldplug All udev Devices...

  964 06:26:06.522146  [   22.983706] systemd[1]: Mounted Kernel Debug File System.

  965 06:26:06.522352  [  OK  ] Mounted Kernel Debug File System.

  966 06:26:06.562113  [   23.024192] systemd[1]: Mounted Kernel Trace File System.

  967 06:26:06.562635  [  OK  ] Mounted Kernel Trace File System.

  968 06:26:06.622584  [   23.081626] systemd[1]: Finished Create list of static device nodes for the current kernel.

  969 06:26:06.622670  [  OK  ] Finished Create list of st… nodes for the current kernel.

  970 06:26:06.720569  [   23.175650] systemd[1]: modprobe@configfs.service: Succeeded.

  971 06:26:06.720666  [   23.186606] systemd[1]: Finished Load Kernel Module configfs.

  972 06:26:06.720733  [  OK  ] Finished Load Kernel Module configfs.

  973 06:26:06.794520  [   23.246900] systemd[1]: modprobe@drm.service: Succeeded.

  974 06:26:06.794611  [   23.257283] systemd[1]: Finished Load Kernel Module drm.

  975 06:26:06.794678  [  OK  ] Finished Load Kernel Module drm.

  976 06:26:06.855480  [   23.306875] systemd[1]: modprobe@fuse.service: Succeeded.

  977 06:26:06.855568  [   23.317964] systemd[1]: Finished Load Kernel Module fuse.

  978 06:26:06.855636  [  OK  ] Finished Load Kernel Module fuse.

  979 06:26:06.899480  [   23.366881] systemd[1]: Finished Load Kernel Modules.

  980 06:26:06.899562  [  OK  ] Finished Load Kernel Modules.

  981 06:26:06.944718  [   23.406462] systemd[1]: Finished Remount Root and Kernel File Systems.

  982 06:26:06.944962  [  OK  ] Finished Remount Root and Kernel File Systems.

  983 06:26:07.001027  [   23.464973] systemd[1]: Mounting FUSE Control File System...

  984 06:26:07.001543           Mounting FUSE Control File System...

  985 06:26:07.048876  [   23.510626] systemd[1]: Mounting Kernel Configuration File System...

  986 06:26:07.049516           Mounting Kernel Configuration File System...

  987 06:26:07.083824  [   23.541271] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

  988 06:26:07.084284  [   23.551463] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

  989 06:26:07.108736  [   23.571867] systemd[1]: Starting Load/Save Random Seed...

  990 06:26:07.109161           Starting Load/Save Random Seed...

  991 06:26:07.163777  [   23.633497] systemd[1]: Starting Apply Kernel Variables...

  992 06:26:07.164243           Starting Apply Kernel Variables...

  993 06:26:07.222264  [   23.684059] systemd[1]: Starting Create System Users...

  994 06:26:07.222349           Starting Create System Users...

  995 06:26:07.254240  [   23.736091] systemd[1]: Started Journal Service.

  996 06:26:07.270260  [  OK  ] Started Journal Service.

  997 06:26:07.329331  [  OK  ] Mounted FUSE Control File System.

  998 06:26:07.367332  [  OK  ] Mounted Kernel Configuration File System.

  999 06:26:07.414648  [  OK  ] Finished Load/Save Random Seed.

 1000 06:26:07.451625  [  OK  ] Finished Apply Kernel Variables.

 1001 06:26:07.521757           Starting Flush Journal to Persistent Storage...

 1002 06:26:07.569695  [  OK  ] Finished Create System Users.

 1003 06:26:07.616074           Starting Create Static Device Nodes in /dev...

 1004 06:26:07.658376  [   24.128101] systemd-journald[278]: Received client request to flush runtime journal.

 1005 06:26:07.839400  [  OK  ] Finished Create Static Device Nodes in /dev.

 1006 06:26:07.884840  [  OK  ] Reached target Local File Systems (Pre).

 1007 06:26:07.927756  [  OK  ] Reached target Local File Systems.

 1008 06:26:08.039731           Starting Rule-based Manage…for Device Events and Files...

 1009 06:26:09.527234  [  OK  ] Finished Flush Journal to Persistent Storage.

 1010 06:26:09.567204  [  OK  ] Started Rule-based Manager for Device Events and Files.

 1011 06:26:09.663189           Starting Network Service...

 1012 06:26:09.759155           Starting Create Volatile Files and Directories...

 1013 06:26:10.782089  [  OK  ] Started Network Service.

 1014 06:26:10.939866  [  OK  ] Finished Create Volatile Files and Directories.

 1015 06:26:11.019880           Starting Network Name Resolution...

 1016 06:26:11.110756           Starting Network Time Synchronization...

 1017 06:26:11.171689           Starting Update UTMP about System Boot/Shutdown...

 1018 06:26:11.651589  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 1019 06:26:12.304243  [  OK  ] Started Network Time Synchronization.

 1020 06:26:12.335173  [  OK  ] Reached target System Time Set.

 1021 06:26:12.383127  [  OK  ] Reached target System Time Synchronized.

 1022 06:26:13.414510  [  OK  ] Finished Coldplug All udev Devices.

 1023 06:26:13.414649  [  OK  ] Reached target System Initialization.

 1024 06:26:14.004699  [  OK  ] Started Daily apt download activities.

 1025 06:26:14.044567  [  OK  ] Started Daily apt upgrade and clean activities.

 1026 06:26:14.092465  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 1027 06:26:14.140494  [  OK  ] Started Discard unused blocks once a week.

 1028 06:26:14.203171  [  OK  ] Started Daily Cleanup of Temporary Directories.

 1029 06:26:14.251146  [  OK  ] Reached target Timers.

 1030 06:26:14.437845  [  OK  ] Listening on D-Bus System Message Bus Socket.

 1031 06:26:14.469852  [  OK  ] Reached target Sockets.

 1032 06:26:14.512764  [  OK  ] Reached target Basic System.

 1033 06:26:14.561239  [  OK  ] Started D-Bus System Message Bus.

 1034 06:26:14.688228           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 1035 06:26:14.959634           Starting User Login Management...

 1036 06:26:15.007550  [  OK  ] Started Network Name Resolution.

 1037 06:26:15.151441  [  OK  ] Found device /dev/ttymxc1.

 1038 06:26:16.348248  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 1039 06:26:18.406981  [*     ] A start job is running for User Login Management (13s / 1min 39s)

 1040 06:26:18.446946  M

 1041 06:26:18.447468  [  OK  ] Started User Login Management.

 1042 06:26:18.478647  [  OK  ] Reached target Network.

 1043 06:26:18.526437  [  OK  ] Reached target Host and Network Name Lookups.

 1044 06:26:18.569648  [  OK  ] Reached target Hardware activated USB gadget.

 1045 06:26:18.611897  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 1046 06:26:18.659919           Starting Permit User Sessions...

 1047 06:26:18.796154  [  OK  ] Finished Permit User Sessions.

 1048 06:26:18.860564  [  OK  ] Started Getty on tty1.

 1049 06:26:18.930795  [  OK  ] Started Serial Getty on ttymxc1.

 1050 06:26:18.970280  [  OK  ] Reached target Login Prompts.

 1051 06:26:19.009656  [  OK  ] Reached target Multi-User System.

 1052 06:26:19.057354  [  OK  ] Reached target Graphical Interface.

 1053 06:26:19.118519           Starting Update UTMP about System Runlevel Changes...

 1054 06:26:19.307543  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 1055 06:26:19.448141  

 1056 06:26:19.448651  

 1057 06:26:19.448984  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1

 1058 06:26:19.449271  

 1059 06:26:19.449562  debian-bullseye-armhf login: root (automatic login)

 1060 06:26:19.449839  

 1061 06:26:19.450100  

 1062 06:26:20.073816  Linux debian-bullseye-armhf 5.10.184-cip36 #1 SMP Tue Jul 4 06:05:44 UTC 2023 armv7l

 1063 06:26:20.074297  

 1064 06:26:20.074634  The programs included with the Debian GNU/Linux system are free software;

 1065 06:26:20.074932  the exact distribution terms for each program are described in the

 1066 06:26:20.075225  individual files in /usr/share/doc/*/copyright.

 1067 06:26:20.075509  

 1068 06:26:20.075773  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1069 06:26:20.076072  permitted by applicable law.

 1070 06:26:25.559536  Matched prompt #10: / #
 1072 06:26:25.560645  Setting prompt string to ['/ #']
 1073 06:26:25.561041  end: 2.4.4.1 login-action (duration 00:00:36) [common]
 1075 06:26:25.561910  end: 2.4.4 auto-login-action (duration 00:00:44) [common]
 1076 06:26:25.562313  start: 2.4.5 expect-shell-connection (timeout 00:03:21) [common]
 1077 06:26:25.562631  Setting prompt string to ['/ #']
 1078 06:26:25.562905  Forcing a shell prompt, looking for ['/ #']
 1080 06:26:25.613772  / # 

 1081 06:26:25.614369  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1082 06:26:25.614779  Waiting using forced prompt support (timeout 00:02:30)
 1083 06:26:25.622788  

 1084 06:26:25.639179  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1085 06:26:25.639773  start: 2.4.6 export-device-env (timeout 00:03:21) [common]
 1086 06:26:25.640220  Sending with 10 millisecond of delay
 1088 06:26:30.777178  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se'

 1089 06:26:30.788240  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/11005312/extract-nfsrootfs-pyjxk7se'

 1090 06:26:30.803993  Sending with 10 millisecond of delay
 1092 06:26:33.029111  / # export NFS_SERVER_IP='192.168.201.1'

 1093 06:26:33.041684  export NFS_SERVER_IP='192.168.201.1'

 1094 06:26:33.042410  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1095 06:26:33.042855  end: 2.4 uboot-commands (duration 00:01:47) [common]
 1096 06:26:33.043279  end: 2 uboot-action (duration 00:01:47) [common]
 1097 06:26:33.043695  start: 3 lava-test-retry (timeout 00:07:44) [common]
 1098 06:26:33.044129  start: 3.1 lava-test-shell (timeout 00:07:44) [common]
 1099 06:26:33.044459  Using namespace: common
 1101 06:26:33.145434  / # #

 1102 06:26:33.145907  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1103 06:26:33.153699  #

 1104 06:26:33.169974  Using /lava-11005312
 1106 06:26:33.271177  / # export SHELL=/bin/bash

 1107 06:26:33.281594  export SHELL=/bin/bash

 1109 06:26:33.398606  / # . /lava-11005312/environment

 1110 06:26:33.409778  . /lava-11005312/environment

 1112 06:26:33.553410  / # /lava-11005312/bin/lava-test-runner /lava-11005312/0

 1113 06:26:33.553882  Test shell timeout: 10s (minimum of the action and connection timeout)
 1114 06:26:33.569413  /lava-11005312/bin/lava-test-runner /lava-11005312/0

 1115 06:26:34.235079  + export TESTRUN_ID=0_timesync-off

 1116 06:26:34.235539  + TESTRUN_ID=0_timesync-off

 1117 06:26:34.235841  + cd /lava-11005312/0/tests/0_timesync-off

 1118 06:26:34.236113  ++ cat uuid

 1119 06:26:34.280970  + UUID=11005312_1.6.2.4.1

 1120 06:26:34.281389  + set +x

 1121 06:26:34.281723  <LAVA_SIGNAL_STARTRUN 0_timesync-off 11005312_1.6.2.4.1>

 1122 06:26:34.282045  + systemctl stop systemd-timesyncd

 1123 06:26:34.282606  Received signal: <STARTRUN> 0_timesync-off 11005312_1.6.2.4.1
 1124 06:26:34.282948  Starting test lava.0_timesync-off (11005312_1.6.2.4.1)
 1125 06:26:34.283330  Skipping test definition patterns.
 1126 06:26:34.435936  + set +x

 1127 06:26:34.436466  <LAVA_SIGNAL_ENDRUN 0_timesync-off 11005312_1.6.2.4.1>

 1128 06:26:34.437062  Received signal: <ENDRUN> 0_timesync-off 11005312_1.6.2.4.1
 1129 06:26:34.437457  Ending use of test pattern.
 1130 06:26:34.437759  Ending test lava.0_timesync-off (11005312_1.6.2.4.1), duration 0.15
 1132 06:26:34.679682  + export TESTRUN_ID=1_kselftest-lkdtm

 1133 06:26:34.680137  + TESTRUN_ID=1_kselftest-lkdtm

 1134 06:26:34.680474  + cd /lava-11005312/0/tests/1_kselftest-lkdtm

 1135 06:26:34.680788  ++ cat uuid

 1136 06:26:34.748688  + UUID=11005312_1.6.2.4.5

 1137 06:26:34.749106  + set +x

 1138 06:26:34.749439  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 11005312_1.6.2.4.5>

 1139 06:26:34.749751  + cd ./automated/linux/kselftest/

 1140 06:26:34.750055  + ./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/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 1141 06:26:34.750645  Received signal: <STARTRUN> 1_kselftest-lkdtm 11005312_1.6.2.4.5
 1142 06:26:34.750970  Starting test lava.1_kselftest-lkdtm (11005312_1.6.2.4.5)
 1143 06:26:34.751323  Skipping test definition patterns.
 1144 06:26:34.940514  INFO: install_deps skipped

 1145 06:26:35.132429  --2023-07-04 06:26:35--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.184-cip36-10-ga711f789c23e1/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1146 06:26:35.169408  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 1147 06:26:35.297365  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 1148 06:26:35.443124  HTTP request sent, awaiting response... 200 OK

 1149 06:26:35.443434  Length: 1411532 (1.3M) [application/octet-stream]

 1150 06:26:35.443612  Saving to: 'kselftest.tar.xz'

 1151 06:26:35.443786  

 1152 06:26:35.443977  

 1153 06:26:35.703787  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               

 1154 06:26:35.970580  kselftest.tar.xz      3%[                    ]  44.98K   171KB/s               

 1155 06:26:36.237469  kselftest.tar.xz     15%[==>                 ] 217.50K   411KB/s               

 1156 06:26:36.429342  kselftest.tar.xz     57%[==========>         ] 788.78K   992KB/s               

 1157 06:26:36.512409  kselftest.tar.xz     95%[==================> ]   1.29M  1.28MB/s               

 1158 06:26:36.512554  kselftest.tar.xz    100%[===================>]   1.35M  1.26MB/s    in 1.1s    

 1159 06:26:36.512619  

 1160 06:26:36.656227  2023-07-04 06:26:36 (1.26 MB/s) - 'kselftest.tar.xz' saved [1411532/1411532]

 1161 06:26:36.656379  

 1162 06:26:42.483080  skiplist:

 1163 06:26:42.483610  ========================================

 1164 06:26:42.484085  ========================================

 1165 06:26:42.645090  lkdtm:PANIC.sh

 1166 06:26:42.645643  lkdtm:BUG.sh

 1167 06:26:42.645983  lkdtm:WARNING.sh

 1168 06:26:42.646354  lkdtm:WARNING_MESSAGE.sh

 1169 06:26:42.646828  lkdtm:EXCEPTION.sh

 1170 06:26:42.647320  lkdtm:LOOP.sh

 1171 06:26:42.647854  lkdtm:EXHAUST_STACK.sh

 1172 06:26:42.648350  lkdtm:CORRUPT_STACK.sh

 1173 06:26:42.648822  lkdtm:CORRUPT_STACK_STRONG.sh

 1174 06:26:42.649299  lkdtm:CORRUPT_LIST_ADD.sh

 1175 06:26:42.649774  lkdtm:CORRUPT_LIST_DEL.sh

 1176 06:26:42.650081  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1177 06:26:42.650364  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1178 06:26:42.650689  lkdtm:UNSET_SMEP.sh

 1179 06:26:42.651152  lkdtm:DOUBLE_FAULT.sh

 1180 06:26:42.651621  lkdtm:CORRUPT_PAC.sh

 1181 06:26:42.652062  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1182 06:26:42.652355  lkdtm:OVERWRITE_ALLOCATION.sh

 1183 06:26:42.652734  lkdtm:WRITE_AFTER_FREE.sh

 1184 06:26:42.688101  lkdtm:READ_AFTER_FREE.sh

 1185 06:26:42.688627  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1186 06:26:42.689159  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1187 06:26:42.689717  lkdtm:SLAB_FREE_DOUBLE.sh

 1188 06:26:42.690207  lkdtm:SLAB_FREE_CROSS.sh

 1189 06:26:42.690649  lkdtm:SLAB_FREE_PAGE.sh

 1190 06:26:42.691114  lkdtm:SOFTLOCKUP.sh

 1191 06:26:42.691458  lkdtm:HARDLOCKUP.sh

 1192 06:26:42.691977  lkdtm:SPINLOCKUP.sh

 1193 06:26:42.692279  lkdtm:HUNG_TASK.sh

 1194 06:26:42.692788  lkdtm:EXEC_DATA.sh

 1195 06:26:42.693103  lkdtm:EXEC_STACK.sh

 1196 06:26:42.693577  lkdtm:EXEC_KMALLOC.sh

 1197 06:26:42.694006  lkdtm:EXEC_VMALLOC.sh

 1198 06:26:42.694486  lkdtm:EXEC_RODATA.sh

 1199 06:26:42.694913  lkdtm:EXEC_USERSPACE.sh

 1200 06:26:42.695386  lkdtm:EXEC_NULL.sh

 1201 06:26:42.695925  lkdtm:ACCESS_USERSPACE.sh

 1202 06:26:42.696333  lkdtm:ACCESS_NULL.sh

 1203 06:26:42.696728  lkdtm:WRITE_RO.sh

 1204 06:26:42.697183  lkdtm:WRITE_RO_AFTER_INIT.sh

 1205 06:26:42.731100  lkdtm:WRITE_KERN.sh

 1206 06:26:42.731697  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1207 06:26:42.732230  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1208 06:26:42.732602  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1209 06:26:42.732941  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1210 06:26:42.733309  lkdtm:REFCOUNT_DEC_ZERO.sh

 1211 06:26:42.733605  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1212 06:26:42.733928  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1213 06:26:42.734430  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1214 06:26:42.734913  lkdtm:REFCOUNT_INC_ZERO.sh

 1215 06:26:42.735226  lkdtm:REFCOUNT_ADD_ZERO.sh

 1216 06:26:42.735511  lkdtm:REFCOUNT_INC_SATURATED.sh

 1217 06:26:42.735790  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1218 06:26:42.736272  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1219 06:26:42.736723  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1220 06:26:42.774216  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1221 06:26:42.774631  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1222 06:26:42.774961  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1223 06:26:42.775294  lkdtm:REFCOUNT_TIMING.sh

 1224 06:26:42.775594  lkdtm:ATOMIC_TIMING.sh

 1225 06:26:42.776066  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1226 06:26:42.776455  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1227 06:26:42.776792  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1228 06:26:42.777083  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1229 06:26:42.777364  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1230 06:26:42.777673  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1231 06:26:42.777959  lkdtm:USERCOPY_STACK_BEYOND.sh

 1232 06:26:42.778233  lkdtm:USERCOPY_KERNEL.sh

 1233 06:26:42.778551  lkdtm:STACKLEAK_ERASING.sh

 1234 06:26:42.817348  lkdtm:CFI_FORWARD_PROTO.sh

 1235 06:26:42.817868  ============== Tests to run ===============

 1236 06:26:42.818212  lkdtm:PANIC.sh

 1237 06:26:42.818589  lkdtm:BUG.sh

 1238 06:26:42.818946  lkdtm:WARNING.sh

 1239 06:26:42.819245  lkdtm:WARNING_MESSAGE.sh

 1240 06:26:42.819534  lkdtm:EXCEPTION.sh

 1241 06:26:42.819899  lkdtm:LOOP.sh

 1242 06:26:42.820231  lkdtm:EXHAUST_STACK.sh

 1243 06:26:42.820534  lkdtm:CORRUPT_STACK.sh

 1244 06:26:42.820829  lkdtm:CORRUPT_STACK_STRONG.sh

 1245 06:26:42.821104  lkdtm:CORRUPT_LIST_ADD.sh

 1246 06:26:42.821407  lkdtm:CORRUPT_LIST_DEL.sh

 1247 06:26:42.821693  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1248 06:26:42.821969  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1249 06:26:42.822240  lkdtm:UNSET_SMEP.sh

 1250 06:26:42.822579  lkdtm:DOUBLE_FAULT.sh

 1251 06:26:42.822858  lkdtm:CORRUPT_PAC.sh

 1252 06:26:42.823133  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1253 06:26:42.823445  lkdtm:OVERWRITE_ALLOCATION.sh

 1254 06:26:42.860280  lkdtm:WRITE_AFTER_FREE.sh

 1255 06:26:42.860695  lkdtm:READ_AFTER_FREE.sh

 1256 06:26:42.861025  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1257 06:26:42.861436  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1258 06:26:42.861808  lkdtm:SLAB_FREE_DOUBLE.sh

 1259 06:26:42.862174  lkdtm:SLAB_FREE_CROSS.sh

 1260 06:26:42.862472  lkdtm:SLAB_FREE_PAGE.sh

 1261 06:26:42.862759  lkdtm:SOFTLOCKUP.sh

 1262 06:26:42.863076  lkdtm:HARDLOCKUP.sh

 1263 06:26:42.863379  lkdtm:SPINLOCKUP.sh

 1264 06:26:42.863657  lkdtm:HUNG_TASK.sh

 1265 06:26:42.864012  lkdtm:EXEC_DATA.sh

 1266 06:26:42.864294  lkdtm:EXEC_STACK.sh

 1267 06:26:42.864600  lkdtm:EXEC_KMALLOC.sh

 1268 06:26:42.864885  lkdtm:EXEC_VMALLOC.sh

 1269 06:26:42.865155  lkdtm:EXEC_RODATA.sh

 1270 06:26:42.865423  lkdtm:EXEC_USERSPACE.sh

 1271 06:26:42.865745  lkdtm:EXEC_NULL.sh

 1272 06:26:42.866021  lkdtm:ACCESS_USERSPACE.sh

 1273 06:26:42.866289  lkdtm:ACCESS_NULL.sh

 1274 06:26:42.903552  lkdtm:WRITE_RO.sh

 1275 06:26:42.904138  lkdtm:WRITE_RO_AFTER_INIT.sh

 1276 06:26:42.904486  lkdtm:WRITE_KERN.sh

 1277 06:26:42.904797  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1278 06:26:42.905094  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1279 06:26:42.905379  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1280 06:26:42.905718  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1281 06:26:42.906095  lkdtm:REFCOUNT_DEC_ZERO.sh

 1282 06:26:42.906439  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1283 06:26:42.906729  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1284 06:26:42.907007  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1285 06:26:42.907293  lkdtm:REFCOUNT_INC_ZERO.sh

 1286 06:26:42.907593  lkdtm:REFCOUNT_ADD_ZERO.sh

 1287 06:26:42.907890  lkdtm:REFCOUNT_INC_SATURATED.sh

 1288 06:26:42.908199  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1289 06:26:42.946511  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1290 06:26:42.947071  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1291 06:26:42.947470  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1292 06:26:42.947890  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1293 06:26:42.948282  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1294 06:26:42.948636  lkdtm:REFCOUNT_TIMING.sh

 1295 06:26:42.948933  lkdtm:ATOMIC_TIMING.sh

 1296 06:26:42.949218  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1297 06:26:42.949498  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1298 06:26:42.949807  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1299 06:26:42.950095  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1300 06:26:42.950408  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1301 06:26:42.950730  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1302 06:26:42.951011  lkdtm:USERCOPY_STACK_BEYOND.sh

 1303 06:26:42.951282  lkdtm:USERCOPY_KERNEL.sh

 1304 06:26:42.967922  lkdtm:STACKLEAK_ERASING.sh

 1305 06:26:42.968463  lkdtm:CFI_FORWARD_PROTO.sh

 1306 06:26:42.968809  ===========End Tests to run ===============

 1307 06:26:45.156509  [   61.632418] kselftest: Running tests in lkdtm

 1308 06:26:45.188520  TAP version 13

 1309 06:26:45.220457  1..70

 1310 06:26:45.268435  # selftests: lkdtm: PANIC.sh

 1311 06:26:45.827853  # Skipping PANIC: crashes entire system

 1312 06:26:45.843779  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1313 06:26:45.891678  # selftests: lkdtm: BUG.sh

 1314 06:26:46.286945  [   62.729667] lkdtm: Performing direct entry BUG

 1315 06:26:46.287457  [   62.734536] ------------[ cut here ]------------

 1316 06:26:46.287792  [   62.739167] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1317 06:26:46.288144  [   62.744401] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1318 06:26:46.330235  [   62.749550] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1319 06:26:46.330765  [   62.778632] CPU: 2 PID: 700 Comm: cat Not tainted 5.10.184-cip36 #1

 1320 06:26:46.331101  [   62.784907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1321 06:26:46.331411  [   62.791452] PC is at lkdtm_BUG+0x14/0x18

 1322 06:26:46.331708  [   62.795387] LR is at lkdtm_do_action+0x2c/0x4c

 1323 06:26:46.332034  [   62.799840] pc : [<c0c53e9c>]    lr : [<c0c5391c>]    psr: a00e0013

 1324 06:26:46.332322  [   62.806114] sp : c5cc3e58  ip : c5cc3e68  fp : c5cc3e64

 1325 06:26:46.332603  [   62.811345] r10: 00000004  r9 : c1ace9f8  r8 : c15ead50

 1326 06:26:46.373431  [   62.816577] r7 : c5cc3f60  r6 : 00000004  r5 : c6dc1000  r4 : 00000001

 1327 06:26:46.373949  [   62.823113] r3 : c0c53e88  r2 : 0d74ec29  r1 : ef7ab5e0  r0 : c15ead58

 1328 06:26:46.374286  [   62.829650] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1329 06:26:46.374597  [   62.836793] Control: 10c5387d  Table: 16f3004a  DAC: 00000051

 1330 06:26:46.374892  [   62.842548] Process cat (pid: 700, stack limit = 0x97a6f058)

 1331 06:26:46.375184  [   62.848216] Stack: (0xc5cc3e58 to 0xc5cc4000)

 1332 06:26:46.375470  [   62.852584] 3e40:                                                       c5cc3e74 c5cc3e68

 1333 06:26:46.416696  [   62.860773] 3e60: c0c5391c c0c53e94 c5cc3e9c c5cc3e78 c0c53e1c c0c538fc c0c53cfc c6e27a40

 1334 06:26:46.417259  [   62.868962] 3e80: b6e1b000 00000004 c30e7780 c5cc3f60 c5cc3ec4 c5cc3ea0 c07e066c c0c53d08

 1335 06:26:46.417598  [   62.877151] 3ea0: 00000000 c6e27a40 b6e1b000 c2815800 c5cc3f60 c07e0608 c5cc3f5c c5cc3ec8

 1336 06:26:46.417912  [   62.885339] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5cc2000

 1337 06:26:46.418265  [   62.893528] 3ee0: b6e1b000 00020000 00000004 00000004 0001fffc c5cc3ee0 00000001 b6e1a000

 1338 06:26:46.459606  [   62.901717] 3f00: c59a1e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1339 06:26:46.460158  [   62.909906] 3f20: 00000000 00000000 c139ca10 0d74ec29 c205e380 c6e27a40 c6e27a40 c5cc2000

 1340 06:26:46.460496  [   62.918094] 3f40: b6e1b000 00000000 00000000 00000004 c5cc3f94 c5cc3f60 c059b29c c059abf0

 1341 06:26:46.460807  [   62.926283] 3f60: 00000000 00000000 c5cc3fac 0d74ec29 00000004 00000004 b6f62e00 00000004

 1342 06:26:46.461107  [   62.934471] 3f80: c03002e4 c5cc2000 c5cc3fa4 c5cc3f98 c059b32c c059b234 00000000 c5cc3fa8

 1343 06:26:46.502833  [   62.942658] 3fa0: c03000c0 c059b320 00000004 00000004 00000001 b6e1b000 00000004 00000000

 1344 06:26:46.503348  [   62.950847] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1345 06:26:46.503682  [   62.959035] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6 800e0030 00000001 00000000 00000000

 1346 06:26:46.504033  [   62.967217] Backtrace: 

 1347 06:26:46.504333  [   62.969685] [<c0c53e88>] (lkdtm_BUG) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1348 06:26:46.504628  [   62.977268] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1349 06:26:46.504915  [   62.985290] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1350 06:26:46.545896  [   62.993221]  r9:c5cc3f60 r8:c30e7780 r7:00000004 r6:b6e1b000 r5:c6e27a40 r4:c0c53cfc

 1351 06:26:46.546493  [   63.000983] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1352 06:26:46.546838  [   63.008825]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6e1b000 r5:c6e27a40 r4:00000000

 1353 06:26:46.547151  [   63.016581] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1354 06:26:46.547503  [   63.023729]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5cc2000 r5:c6e27a40

 1355 06:26:46.547987  [   63.031565]  r4:c6e27a40

 1356 06:26:46.589341  [   63.034111] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1357 06:26:46.589857  [   63.041258]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000004 r4:00000004

 1358 06:26:46.590196  [   63.049018] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1359 06:26:46.590506  [   63.056594] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1360 06:26:46.590805  [   63.061657] 3fa0:                   00000004 00000004 00000001 b6e1b000 00000004 00000000

 1361 06:26:46.591098  [   63.069847] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1362 06:26:46.632751  [   63.078033] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6

 1363 06:26:46.633271  [   63.083097] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1364 06:26:46.633606  [   63.089204] ---[ end trace 10039795b0cb1a47 ]---

 1365 06:26:46.633914  [   63.093834] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1366 06:26:46.634277  [   63.102715] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 700, name: cat

 1367 06:26:46.634580  [   63.110376] INFO: lockdep is turned off.

 1368 06:26:46.634871  [   63.114305] irq event stamp: 1578

 1369 06:26:46.676174  [   63.117639] hardirqs last  enabled at (1577): [<c03d6ce8>] console_unlock+0x4b0/0x6c0

 1370 06:26:46.676700  [   63.125481] hardirqs last disabled at (1578): [<c0300c60>] __und_svc+0x60/0x6c

 1371 06:26:46.677032  [   63.132716] softirqs last  enabled at (1574): [<c030219c>] __do_softirq+0x36c/0x5a0

 1372 06:26:46.677340  [   63.140385] softirqs last disabled at (1563): [<c035f968>] __irq_exit_rcu+0x178/0x1d0

 1373 06:26:46.677632  [   63.148225] CPU: 2 PID: 700 Comm: cat Tainted: G      D           5.10.184-cip36 #1

 1374 06:26:46.677920  [   63.155888] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1375 06:26:46.678199  [   63.162421] Backtrace: 

 1376 06:26:46.719052  [   63.164893] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1377 06:26:46.719251  [   63.172474]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fcb8

 1378 06:26:46.719350  [   63.178151] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 1379 06:26:46.719437  [   63.185481] [<c1380e40>] (dump_stack) from [<c038fb6c>] (___might_sleep+0x188/0x2e0)

 1380 06:26:46.719522  [   63.193238]  r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19caf00 r4:c5cc2000

 1381 06:26:46.719604  [   63.200994] [<c038f9e4>] (___might_sleep) from [<c038fd34>] (__might_sleep+0x70/0xb0)

 1382 06:26:46.762321  [   63.208833]  r6:00000000 r5:00000031 r4:c19caf00

 1383 06:26:46.762600  [   63.213469] [<c038fcc4>] (__might_sleep) from [<c036dadc>] (exit_signals+0x4c/0x420)

 1384 06:26:46.762764  [   63.221221]  r6:00000001 r5:c5cc2000 r4:c6e3a880

 1385 06:26:46.762914  [   63.225858] [<c036da90>] (exit_signals) from [<c035c4c4>] (do_exit+0x100/0xafc)

 1386 06:26:46.763059  [   63.233176]  r8:0000000b r7:c1e0f84c r6:ffffe000 r5:00000000 r4:c6e3a880

 1387 06:26:46.763194  [   63.239893] [<c035c3c4>] (do_exit) from [<c035e3c0>] (make_task_dead+0x68/0x74)

 1388 06:26:46.763325  [   63.247208]  r7:c1e0f84c

 1389 06:26:46.805894  [   63.249759] [<c035e358>] (make_task_dead) from [<c030e95c>] (die+0x370/0x37c)

 1390 06:26:46.806419  [   63.256905] [<c030e5ec>] (die) from [<c030ead8>] (do_undefinstr+0x170/0x240)

 1391 06:26:46.806754  [   63.263964]  r10:00000004 r9:c5cc2000 r8:c15ead50 r7:00000000 r6:c5cc3dc8 r5:c0c53e9c

 1392 06:26:46.807067  [   63.271799]  r4:e7f001f2

 1393 06:26:46.807363  [   63.274346] [<c030e968>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1394 06:26:46.807659  [   63.282269] Exception stack(0xc5cc3dc8 to 0xc5cc3e10)

 1395 06:26:46.807978  [   63.287333] 3dc0:                   c15ead58 ef7ab5e0 0d74ec29 c0c53e88 00000001 c6dc1000

 1396 06:26:46.849083  [   63.295522] 3de0: 00000004 c5cc3f60 c15ead50 c1ace9f8 00000004 c5cc3e64 c5cc3e68 c5cc3e58

 1397 06:26:46.849576  [   63.303709] 3e00: c0c5391c c0c53e9c a00e0013 ffffffff

 1398 06:26:46.849882  [   63.308771]  r7:c5cc3dfc r6:ffffffff r5:a00e0013 r4:c0c53ea0

 1399 06:26:46.850168  [   63.314445] [<c0c53e88>] (lkdtm_BUG) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1400 06:26:46.850472  [   63.322026] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1401 06:26:46.850770  [   63.330045] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1402 06:26:46.892374  [   63.337973]  r9:c5cc3f60 r8:c30e7780 r7:00000004 r6:b6e1b000 r5:c6e27a40 r4:c0c53cfc

 1403 06:26:46.892891  [   63.345730] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1404 06:26:46.893227  [   63.353572]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6e1b000 r5:c6e27a40 r4:00000000

 1405 06:26:46.893577  [   63.361328] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1406 06:26:46.893904  [   63.368475]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5cc2000 r5:c6e27a40

 1407 06:26:46.894197  [   63.376309]  r4:c6e27a40

 1408 06:26:46.935289  [   63.378856] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1409 06:26:46.935854  [   63.386002]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000004 r4:00000004

 1410 06:26:46.936198  [   63.393757] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1411 06:26:46.936509  [   63.401332] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1412 06:26:46.936811  [   63.406394] 3fa0:                   00000004 00000004 00000001 b6e1b000 00000004 00000000

 1413 06:26:46.937108  [   63.414582] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1414 06:26:46.975949  [   63.422767] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6

 1415 06:26:46.976046  # Segmentation fault

 1416 06:26:47.073575  # [   62.729667] lkdtm: Performing direct entry BUG

 1417 06:26:47.073730  # [   62.734536] ------------[ cut here ]------------

 1418 06:26:47.073795  # [   62.739167] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1419 06:26:47.073892  # [   62.744401] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1420 06:26:47.116529  # [   62.749550] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1421 06:26:47.116673  # [   62.778632] CPU: 2 PID: 700 Comm: cat Not tainted 5.10.184-cip36 #1

 1422 06:26:47.116739  # [   62.784907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1423 06:26:47.116798  # [   62.791452] PC is at lkdtm_BUG+0x14/0x18

 1424 06:26:47.116884  # [   62.795387] LR is at lkdtm_do_action+0x2c/0x4c

 1425 06:26:47.116941  # [   62.799840] pc : [<c0c53e9c>]    lr : [<c0c5391c>]    psr: a00e0013

 1426 06:26:47.116997  # [   62.806114] sp : c5cc3e58  ip : c5cc3e68  fp : c5cc3e64

 1427 06:26:47.117067  # [   62.811345] r10: 00000004  r9 : c1ace9f8  r8 : c15ead50

 1428 06:26:47.159931  # [   62.816577] r7 : c5cc3f60  r6 : 00000004  r5 : c6dc1000  r4 : 00000001

 1429 06:26:47.160012  # [   62.823113] r3 : c0c53e88  r2 : 0d74ec29  r1 : ef7ab5e0  r0 : c15ead58

 1430 06:26:47.160111  # [   62.829650] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1431 06:26:47.160171  # [   62.836793] Control: 10c5387d  Table: 16f3004a  DAC: 00000051

 1432 06:26:47.160228  # [   62.842548] Process cat (pid: 700, stack limit = 0x97a6f058)

 1433 06:26:47.160320  # [   62.848216] Stack: (0xc5cc3e58 to 0xc5cc4000)

 1434 06:26:47.204118  # [   62.852584] 3e40:                                                       c5cc3e74 c5cc3e68

 1435 06:26:47.204333  # [   62.860773] 3e60: c0c5391c c0c53e94 c5cc3e9c c5cc3e78 c0c53e1c c0c538fc c0c53cfc c6e27a40

 1436 06:26:47.204450  # [   62.868962] 3e80: b6e1b000 00000004 c30e7780 c5cc3f60 c5cc3ec4 c5cc3ea0 c07e066c c0c53d08

 1437 06:26:47.204555  # [   62.877151] 3ea0: 00000000 c6e27a40 b6e1b000 c2815800 c5cc3f60 c07e0608 c5cc3f5c c5cc3ec8

 1438 06:26:47.204655  # [   62.885339] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5cc2000

 1439 06:26:47.204753  # [   62.893528] 3ee0: b6e1b000 00020000 00000004 00000004 0001fffc c5cc3ee0 00000001 b6e1a000

 1440 06:26:47.248277  # [   62.901717] 3f00: c59a1e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1441 06:26:47.248767  # [   62.909906] 3f20: 00000000 00000000 c139ca10 0d74ec29 c205e380 c6e27a40 c6e27a40 c5cc2000

 1442 06:26:47.249075  # [   62.918094] 3f40: b6e1b000 00000000 00000000 00000004 c5cc3f94 c5cc3f60 c059b29c c059abf0

 1443 06:26:47.249361  # [   62.926283] 3f60: 00000000 00000000 c5cc3fac 0d74ec29 00000004 00000004 b6f62e00 00000004

 1444 06:26:47.249636  # [   62.934471] 3f80: c03002e4 c5cc2000 c5cc3fa4 c5cc3f98 c059b32c c059b234 00000000 c5cc3fa8

 1445 06:26:47.292187  # [   62.942658] 3fa0: c03000c0 c059b320 00000004 00000004 00000001 b6e1b000 00000004 00000000

 1446 06:26:47.292670  # [   62.950847] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1447 06:26:47.292978  # [   62.959035] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6 800e0030 00000001 00000000 00000000

 1448 06:26:47.293263  # [   62.967217] Backtrace: 

 1449 06:26:47.293535  # [   62.969685] [<c0c53e88>] (lkdtm_BUG) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1450 06:26:47.293802  # [   62.977268] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1451 06:26:47.336152  # [   62.985290] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1452 06:26:47.336537  # [   62.993221]  r9:c5cc3f60 r8:c30e7780 r7:00000004 r6:b6e1b000 r5:c6e27a40 r4:c0c53cfc

 1453 06:26:47.336843  # [   63.000983] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1454 06:26:47.337131  # [   63.008825]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6e1b000 r5:c6e27a40 r4:00000000

 1455 06:26:47.337408  # [   63.016581] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1456 06:26:47.380238  # [   63.023729]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5cc2000 r5:c6e27a40

 1457 06:26:47.380719  # [   63.031565]  r4:c6e27a40

 1458 06:26:47.381023  # [   63.034111] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1459 06:26:47.381309  # [   63.041258]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000004 r4:00000004

 1460 06:26:47.381581  # [   63.049018] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1461 06:26:47.381850  # [   63.056594] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1462 06:26:47.382114  # [   63.061657] 3fa0:                   00000004 00000004 00000001 b6e1b000 00000004 00000000

 1463 06:26:47.424229  # [   63.069847] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1464 06:26:47.424710  # [   63.078033] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6

 1465 06:26:47.425016  # [   63.083097] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1466 06:26:47.425302  # [   63.089204] ---[ end trace 10039795b0cb1a47 ]---

 1467 06:26:47.425574  # [   63.093834] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1468 06:26:47.425845  # [   63.102715] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 700, name: cat

 1469 06:26:47.468403  # [   63.110376] INFO: lockdep is turned off.

 1470 06:26:47.468918  # [   63.114305] irq event stamp: 1578

 1471 06:26:47.469257  # [   63.117639] hardirqs last  enabled at (1577): [<c03d6ce8>] console_unlock+0x4b0/0x6c0

 1472 06:26:47.469572  # [   63.125481] hardirqs last disabled at (1578): [<c0300c60>] __und_svc+0x60/0x6c

 1473 06:26:47.469871  # [   63.132716] softirqs last  enabled at (1574): [<c030219c>] __do_softirq+0x36c/0x5a0

 1474 06:26:47.470164  # [   63.140385] softirqs last disabled at (1563): [<c035f968>] __irq_exit_rcu+0x178/0x1d0

 1475 06:26:47.512399  # [   63.148225] CPU: 2 PID: 700 Comm: cat Tainted: G      D           5.10.184-cip36 #1

 1476 06:26:47.512925  # [   63.155888] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1477 06:26:47.513485  # [   63.162421] Backtrace: 

 1478 06:26:47.513809  # [   63.164893] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1479 06:26:47.514109  # [   63.172474]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fcb8

 1480 06:26:47.514401  # [   63.178151] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x1[   63.982645] lkdtm: Performing direct entry WARNING

 1481 06:26:47.514705  00)

 1482 06:26:47.556289  # [   63.185481] [<c1380e40>[   63.987966] ------------[ cut here ]------------

 1483 06:26:47.556805  ] (dump_stack) from [<c038fb6c>] [   63.995527] WARNING: CPU: 1 PID: 771 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1484 06:26:47.557157  (___might_sleep+0x188/0x2e0)

 1485 06:26:47.557467  # [[   64.006808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1486 06:26:47.600512     63.193238]  r9:600e0093 r8:000[   64.038495] CPU: 1 PID: 771 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1487 06:26:47.601037  0000b r7:c035c4c4 r6:00000031 r5:[   64.048963] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1488 06:26:47.601392  c19caf00 r4:c5cc2000

 1489 06:26:47.601700  # [   63.20[   64.058355] Backtrace: 

 1490 06:26:47.601998  0994] [<c038f9e4>] (___might_slee[   64.063680] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1491 06:26:47.644387  p) from [<c038fd34>] (__might_sle[   64.074101]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 1492 06:26:47.644905  ep+0x70/0xb0)

 1493 06:26:47.645244  # [   63.208833]  [   64.082627] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 1494 06:26:47.645559  r6:00000000 r5:00000031 r4:c19caf[   64.092801] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1495 06:26:47.645856  00

 1496 06:26:47.646156  # [   63.213469] [<c038fcc4>][   64.102618]  r9:00000009 r8:c0c53ee8 r7:00000053 r6:00000009 r5:c0c53ee8 r4:c1acf0b4

 1497 06:26:47.646450   (__might_sleep) from [<c036dadc>[   64.113226] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 1498 06:26:47.688418  ] (exit_signals+0x4c/0x420)

 1499 06:26:47.688937  # [ [   64.123565]  r7:00000053 r6:c1acf0b4 r5:00000000 r4:c6904000

 1500 06:26:47.689283    63.221221]  r6:00000001 r5:c5cc[   64.132092] [<c137ad88>] (warn_slowpath_fmt) from [<c0c53ee8>] (lkdtm_WARNING+0x48/0x4c)

 1501 06:26:47.689598  2000 r4:c6e3a880

 1502 06:26:47.689903  # [   63.225858[   64.143040]  r9:c1ace9fc r8:c15ead50 r7:c6905f60 r6:00000008 r5:c6d7c000 r4:00000002

 1503 06:26:47.690202  ] [<c036da90>] (exit_signals) fro[   64.153647] [<c0c53ea0>] (lkdtm_WARNING) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1504 06:26:47.732508  m [<c035c4c4>] (do_exit+0x100/0xa[   64.164425] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1505 06:26:47.733029  fc)

 1506 06:26:47.733372  # [   63.233176]  r8:0000000[   64.175294] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1507 06:26:47.733686  b r7:c1e0f84c r6:ffffe000 r5:0000[   64.186066]  r9:c6905f60 r8:c30e7780 r7:00000008 r6:b6e70000 r5:c5b23540 r4:c0c53cfc

 1508 06:26:47.733988  0000 r4:c6e3a880

 1509 06:26:47.734289  # [   63.239893[   64.196678] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1510 06:26:47.776507  ] [<c035c3c4>] (do_exit) from [<c[   64.207364]  r9:c07e0608 r8:c6905f60 r7:c2815800 r6:b6e70000 r5:c5b23540 r4:00000000

 1511 06:26:47.777030  035e3c0>] (make_task_dead+0x68/0x[   64.217968] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1512 06:26:47.777383  74)

 1513 06:26:47.777697  # [   63.247208]  r7:c1e0f84[   64.227964]  r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c6904000 r5:c5b23540

 1514 06:26:47.777998  c

 1515 06:26:47.778284  # [   63.249759] [<c035e358>] [   64.238649]  r4:c5b23540

 1516 06:26:47.778572  (make_task_dead) from [<c030e95c>[   64.244054] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1517 06:26:47.820389  ] (die+0x370/0x37c)

 1518 06:26:47.820904  # [   63.256[   64.254048]  r9:c6904000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000008 r4:00000008

 1519 06:26:47.821250  905] [<c030e5ec>] (die) from [<c0[   64.264659] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1520 06:26:47.821571  30ead8>] (do_undefinstr+0x170/0x2[   64.275080] Exception stack(0xc6905fa8 to 0xc6905ff0)

 1521 06:26:47.821874  40)

 1522 06:26:47.822166  # [   63.263964]  r10:000000[   64.282998] 5fa0:                   00000008 00000008 00000001 b6e70000 00000008 00000000

 1523 06:26:47.864518  04 r9:c5cc2000 r8:c15ead50 r7:000[   64.294039] 5fc0: 00000008 00000008 b6fb7e00 00000004 00000001 00000000 00020000 beffcac4

 1524 06:26:47.865047  00000 r6:c5cc3dc8 r5:c0c53e9c

 1525 06:26:47.865397  # [   64.305074] 5fe0: 00000004 beffc7f8 b6f21d8f b6ea87e6

 1526 06:26:47.865709  [   63.271799]  r4:e7f001f2

 1527 06:26:47.866003  # [ [   64.313090] irq event stamp: 0

 1528 06:26:47.866292    63.274346] [<c030e968>] (do_und[   64.318933] hardirqs last  enabled at (0): [<00000000>] 0x0

 1529 06:26:47.866581  efinstr) from [<c0300c6c>] (__und[   64.327401] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1530 06:26:47.866869  _svc_finish+0x0/0x54)

 1531 06:26:47.908422  # [   63.2[   64.337739] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1532 06:26:47.908947  82269] Exception stack(0xc5cc3dc8[   64.348078] softirqs last disabled at (0): [<00000000>] 0x0

 1533 06:26:47.909297   to 0xc5cc3e10)

 1534 06:26:47.909606  # [   63.287333][   64.356528] ---[ end trace 10039795b0cb1a48 ]---

 1535 06:26:47.909901   3dc0:                   c15ead58 ef7ab5e0 0d74ec29 c0c53e88 00000001 c6dc1000

 1536 06:26:47.910194  # [   63.295522] 3de0: 00000004 c5cc3f60 c15ead50 c1ace9f8 00000004 c5cc3e64 c5cc3e68 c5cc3e58

 1537 06:26:47.952268  # [   63.303709] 3e00: c0c5391c c0c53e9c a00e0013 ffffffff

 1538 06:26:47.952784  # [   63.308771]  r7:c5cc3dfc r6:ffffffff r5:a00e0013 r4:c0c53ea0

 1539 06:26:47.953118  # [   63.314445] [<c0c53e88>] (lkdtm_BUG) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1540 06:26:47.953431  # [   63.322026] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1541 06:26:47.953726  # [   63.330045] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1542 06:26:47.954015  # [   63.337973]  r9:c5cc3f60 r8:c30e7780 r7:00000004 r6:b6e1b000 r5:c6e27a40 r4:c0c53cfc

 1543 06:26:47.996403  # [   63.345730] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1544 06:26:47.996924  # [   63.353572]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6e1b000 r5:c6e27a40 r4:00000000

 1545 06:26:47.997271  # [   63.361328] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1546 06:26:47.997589  # [   63.368475]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1b000 r6:c5cc2000 r5:c6e27a40

 1547 06:26:47.997886  # [   63.376309]  r4:c6e27a40

 1548 06:26:47.998178  # [   63.378856] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1549 06:26:48.040313  # [   63.386002]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f62e00 r5:00000004 r4:00000004

 1550 06:26:48.040834  # [   63.393757] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1551 06:26:48.041177  # [   63.401332] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1552 06:26:48.041490  # [   63.406394] 3fa0:                   00000004 00000004 00000001 b6e1b000 00000004 00000000

 1553 06:26:48.041789  # [   63.414582] 3fc0: 00000004 00000004 b6f62e00 00000004 00000001 00000000 00020000 bedccac4

 1554 06:26:48.042078  # [   63.422767] 3fe0: 00000004 bedcc7f8 b6eccd8f b6e537e6

 1555 06:26:48.042363  # BUG: saw 'kernel BUG at': ok

 1556 06:26:48.042644  ok 2 selftests: lkdtm: BUG.sh

 1557 06:26:48.084261  # selftests: lkdtm: WARNING.sh

 1558 06:26:48.084779  # [   63.982645] lkdtm: Performing direct entry WARNING

 1559 06:26:48.085112  # [   63.987966] ------------[ cut here ]------------

 1560 06:26:48.085424  # [   63.995527] WARNING: CPU: 1 PID: 771 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1561 06:26:48.128260  # [   64.006808] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1562 06:26:48.128763  # [   64.038495] CPU: 1 PID: 771 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1563 06:26:48.129111  # [   64.048963] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1564 06:26:48.129421  # [   64.058355] Backtrace: 

 1565 06:26:48.129714  # [   64.063680] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1566 06:26:48.130005  # [   64.074101]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 1567 06:26:48.172282  # [   64.082627] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 1568 06:26:48.172773  # [   64.092801] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1569 06:26:48.173093  # [   64.102618]  r9:00000009 r8:c0c53ee8 r7:00000053 r6:00000009 r5:c0c53ee8 r4:c1acf0b4

 1570 06:26:48.173380  # [   64.113226] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 1571 06:26:48.173655  # [   64.123565]  r7:00000053 r6:c1acf0b4 r5:00000000 r4:c6904000

 1572 06:26:48.173924  # [   64.132092] [<c137ad88>] (warn_slowpath_fmt) from [<c0c53ee8>] (lkdtm_WARNING+0x48/0x4c)

 1573 06:26:48.216312  # [   64.143040]  r9:c1ace9fc r8:c15ead50 r7:c6905f60 r6:00000008 r5:c6d7c000 r4:00000002

 1574 06:26:48.216797  # [   64.153647] [<c0c53ea0>] (lkdtm_WARNING) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1575 06:26:48.217104  # [   64.164425] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1576 06:26:48.217391  # [   64.175294] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1577 06:26:48.217664  # [   64.186066]  r9:c6905f60 r8:c30e7780 r7:00000008 r6:b6e70000 r5:c5b23540 r4:c0c53cfc

 1578 06:26:48.217931  # [   64.196678] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1579 06:26:48.260446  # [   64.207364]  r9:c07e0608 r8:c6905f60 r7:c2815800 r6:b6e70000 r5:c5b23540 r4:00000000

 1580 06:26:48.260969  # [   64.217968] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1581 06:26:48.261314  # [   64.227964]  r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c6904000 r5:c5b23540

 1582 06:26:48.261629  # [   64.238649]  r4:c5b23540

 1583 06:26:48.261924  # [   64.244054] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1584 06:26:48.262221  # [   64.254048]  r9:c6904000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000008 r4:00000008

 1585 06:26:48.304259  # [   64.264659] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1586 06:26:48.304773  # [   64.275080] Exception stack(0xc6905fa8 to 0xc6905ff0)

 1587 06:26:48.305108  # [   64.282998] 5fa0:                   00000008 00000008 00000001 b6e70000 00000008 00000000

 1588 06:26:48.305417  # [   64.294039] 5fc0: 00000008 00000008 b6fb7e00 00000004 00000001 00000000 00020000 beffcac4

 1589 06:26:48.305499  # [   64.305074] 5fe0: 00000004 beffc7f8 b6f21d8f b6ea87e6

 1590 06:26:48.305557  # [   64.313090] irq event stamp: 0

 1591 06:26:48.305639  # [   64.318933] hardirqs last  enabled at (0): [<00000000>] 0x0

 1592 06:26:48.348472  # [   64.32740[   64.768978] lkdtm: Performing direct entry WARNING_MESSAGE

 1593 06:26:48.349000  1] hardirqs last disabled at (0):[   64.776013] ------------[ cut here ]------------

 1594 06:26:48.349352   [<c0353d90>] copy_process+0x5f8/[   64.783518] WARNING: CPU: 2 PID: 806 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1595 06:26:48.349667  0x1944

 1596 06:26:48.349971  # [   64.337739] softirqs[   64.795497] Warning message trigger count: 2

 1597 06:26:48.392461   last  enabled at (0): [<c0353d90[   64.802595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1598 06:26:48.393004  >] copy_process+0x5f8/0x1944

 1599 06:26:48.393346  # [[   64.834352] CPU: 2 PID: 806 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1600 06:26:48.393660     64.348078] softirqs last disab[   64.844784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1601 06:26:48.393960  led at (0): [<00000000>] 0x0

 1602 06:26:48.435947  # [[   64.854173] Backtrace: 

 1603 06:26:48.436111     64.356528] ---[ end trace 1003[   64.859499] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1604 06:26:48.436192  9795b0cb1a48 ]---

 1605 06:26:48.436262  # WARNING: saw[   64.869919]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 1606 06:26:48.436329   'WARNING:': ok

 1607 06:26:48.436393  ok 3 selftests: [   64.878445] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 1608 06:26:48.436458  lkdtm: WARNING.sh

 1609 06:26:48.436520  # selftests: l[   64.888618] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1610 06:26:48.480249  kdtm: WARNING_MESSAGE.sh

 1611 06:26:48.480478  [   64.898437]  r9:00000009 r8:c0c53f38 r7:00000058 r6:00000009 r5:c0c53f38 r4:c1acf0b4

 1612 06:26:48.480606  [   64.908433] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 1613 06:26:48.480722  [   64.915926]  r7:00000058 r6:c1acf0b4 r5:c1acf0d0 r4:c5d26000

 1614 06:26:48.480832  [   64.921601] [<c137ad88>] (warn_slowpath_fmt) from [<c0c53f38>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1615 06:26:48.480941  [   64.930400]  r9:c1acea04 r8:c15ead50 r7:c5d27f60 r6:00000010 r5:c6dc1000 r4:00000003

 1616 06:26:48.524552  [   64.938156] [<c0c53eec>] (lkdtm_WARNING_MESSAGE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1617 06:26:48.525114  [   64.946781] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1618 06:26:48.525458  [   64.954804] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1619 06:26:48.525773  [   64.962735]  r9:c5d27f60 r8:c30e7780 r7:00000010 r6:b6e19000 r5:c6ac5a40 r4:c0c53cfc

 1620 06:26:48.526076  [   64.970498] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1621 06:26:48.526371  [   64.978339]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e19000 r5:c6ac5a40 r4:00000000

 1622 06:26:48.568450  [   64.986096] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1623 06:26:48.568976  [   64.993244]  r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c5d26000 r5:c6ac5a40

 1624 06:26:48.569328  [   65.001079]  r4:c6ac5a40

 1625 06:26:48.569636  [   65.003626] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1626 06:26:48.569936  [   65.010774]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000010 r4:00000010

 1627 06:26:48.570227  [   65.018534] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1628 06:26:48.611947  [   65.026112] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 1629 06:26:48.612096  [   65.031175] 7fa0:                   00000010 00000010 00000001 b6e19000 00000010 00000000

 1630 06:26:48.612161  [   65.039365] 7fc0: 00000010 00000010 b6f60e00 00000004 00000001 00000000 00020000 be85cac4

 1631 06:26:48.612248  [   65.047550] 7fe0: 00000004 be85c7f8 b6ecad8f b6e517e6

 1632 06:26:48.612305  [   65.052690] irq event stamp: 0

 1633 06:26:48.612361  [   65.055767] hardirqs last  enabled at (0): [<00000000>] 0x0

 1634 06:26:48.612477  [   65.061392] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1635 06:26:48.612532  [   65.068895] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1636 06:26:48.612621  [   65.076428] softirqs last disabled at (0): [<00000000>] 0x0

 1637 06:26:48.612719  [   65.082061] ---[ end trace 10039795b0cb1a49 ]---

 1638 06:26:48.716187  # [   64.768978] lkdtm: Performing direct entry WARNING_MESSAGE

 1639 06:26:48.716705  # [   64.776013] ------------[ cut here ]------------

 1640 06:26:48.717040  # [   64.783518] WARNING: CPU: 2 PID: 806 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1641 06:26:48.717354  # [   64.795497] Warning message trigger count: 2

 1642 06:26:48.759062  # [   64.802595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1643 06:26:48.759591  # [   64.834352] CPU: 2 PID: 806 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1644 06:26:48.759985  # [   64.844784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1645 06:26:48.760309  # [   64.854173] Backtrace: 

 1646 06:26:48.760606  # [   64.859499] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 1647 06:26:48.760902  # [   64.869919]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 1648 06:26:48.802226  # [   64.878445] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 1649 06:26:48.802746  # [   64.888618] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1650 06:26:48.803079  # [   64.898437]  r9:00000009 r8:c0c53f38 r7:00000058 r6:00000009 r5:c0c53f38 r4:c1acf0b4

 1651 06:26:48.803389  # [   64.908433] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 1652 06:26:48.803687  # [   64.915926]  r7:00000058 r6:c1acf0b4 r5:c1acf0d0 r4:c5d26000

 1653 06:26:48.804072  # [   64.921601] [<c137ad88>] (warn_slowpath_fmt) from [<c0c53f38>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1654 06:26:48.845210  # [   64.930400]  r9:c1acea04 r8:c15ead50 r7:c5d27f60 r6:00000010 r5:c6dc1000 r4:00000003

 1655 06:26:48.845725  # [   64.938156] [<c0c53eec>] (lkdtm_WARNING_MESSAGE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1656 06:26:48.846060  # [   64.946781] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1657 06:26:48.846370  # [   64.954804] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1658 06:26:48.846667  # [   64.962735]  r9:c5d27f60 r8:c30e7780 r7:00000010 r6:b6e19000 r5:c6ac5a40 r4:c0c53cfc

 1659 06:26:48.892484  # [   64.970498] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1660 06:26:48.893040  # [   64.978339]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e19000 r5:c6ac5a40 r4:00000000

 1661 06:26:48.893385  # [   64.986096] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1662 06:26:48.893726  # [   64.993244]  r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c5d26000 r5:c6ac5a40

 1663 06:26:48.894030  # [   65.001079]  r4:c6ac5a40

 1664 06:26:48.894326  # [   65.003626] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1665 06:26:48.894616  # [   65.010774]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:00000010 r4:00000010

 1666 06:26:48.936265  # [   65.018534] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1667 06:26:48.936757  # [   65.026112] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 1668 06:26:48.937112  # [   65.031175] 7fa0:                   00000010 00000010 00000001 b6e19000 00000010 00000000

 1669 06:26:48.937413  # [   65.039365] 7fc0: 00000010 00000010 b6f60e00 00000004 00000001 00000000 00020000 be85cac4

 1670 06:26:48.937690  # [   65.047550] 7fe0: 00000004 be85c7f8 b6ecad8f b6e517e6

 1671 06:26:48.937962  # [   65.052690] irq event stamp: 0

 1672 06:26:48.938255  # [   65.055767] hardirqs last  enabled at (0): [<00000000>] 0x0

 1673 06:26:48.980257  # [   65.061392] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1674 06:26:48.980739  # [   65.068895] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1675 06:26:48.981057  # [   65.076428] softirqs last disabled at (0): [<00000000>] 0x0

 1676 06:26:48.981344  # [   65.082061] ---[ end trace 10039795b0cb1a49 ]---

 1677 06:26:48.981616  # WARNING_MESSAGE: saw 'message trigger': ok

 1678 06:26:48.981924  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh

 1679 06:26:48.982211  # selftests: lkdtm: EXCEPTION.sh

 1680 06:26:49.038820  [   65.482984] lkdtm: Performing direct entry EXCEPTION

 1681 06:26:49.038901  [   65.488015] 8<--- cut here ---

 1682 06:26:49.038966  [   65.491278] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1683 06:26:49.039026  [   65.499418] pgd = 1ff95244

 1684 06:26:49.039084  [   65.502310] [00000000] *pgd=00000000

 1685 06:26:49.039139  [   65.505960] Internal error: Oops: 805 [#2] SMP ARM

 1686 06:26:49.082316  [   65.510766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1687 06:26:49.082515  [   65.539829] CPU: 2 PID: 838 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1688 06:26:49.082621  [   65.547494] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1689 06:26:49.082717  [   65.554043] PC is at lkdtm_EXCEPTION+0x18/0x20

 1690 06:26:49.082807  [   65.558497] LR is at lkdtm_do_action+0x2c/0x4c

 1691 06:26:49.082896  [   65.562950] pc : [<c0c53f58>]    lr : [<c0c5391c>]    psr: a00e0013

 1692 06:26:49.126040  [   65.569225] sp : c5cc3e58  ip : c5cc3e68  fp : c5cc3e64

 1693 06:26:49.126525  [   65.574455] r10: 0000000a  r9 : c1acea14  r8 : c15ead50

 1694 06:26:49.126834  [   65.579690] r7 : c5cc3f60  r6 : 0000000a  r5 : c6c07000  r4 : 00000004

 1695 06:26:49.127119  [   65.586227] r3 : 00000000  r2 : d26ded71  r1 : ef7ab5e0  r0 : c15ead70

 1696 06:26:49.127422  [   65.592763] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1697 06:26:49.127714  [   65.599907] Control: 10c5387d  Table: 16d9404a  DAC: 00000051

 1698 06:26:49.128032  [   65.605663] Process cat (pid: 838, stack limit = 0x97a6f058)

 1699 06:26:49.128319  [   65.611331] Stack: (0xc5cc3e58 to 0xc5cc4000)

 1700 06:26:49.168930  [   65.615700] 3e40:                                                       c5cc3e74 c5cc3e68

 1701 06:26:49.169414  [   65.623889] 3e60: c0c5391c c0c53f4c c5cc3e9c c5cc3e78 c0c53e1c c0c538fc c0c53cfc c5b22a00

 1702 06:26:49.169727  [   65.632079] 3e80: b6df6000 0000000a c30e7780 c5cc3f60 c5cc3ec4 c5cc3ea0 c07e066c c0c53d08

 1703 06:26:49.170014  [   65.640269] 3ea0: 00000000 c5b22a00 b6df6000 c2815800 c5cc3f60 c07e0608 c5cc3f5c c5cc3ec8

 1704 06:26:49.170287  [   65.648458] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c2d6d924 c059b29c c5cc2000

 1705 06:26:49.212447  [   65.656646] 3ee0: b6df6000 00020000 00000004 0000000a 0001fff6 c5cc3ee0 00000001 00000805

 1706 06:26:49.212962  [   65.664833] 3f00: c59a1180 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1707 06:26:49.213296  [   65.673022] 3f20: 00000000 00000000 c5cc2000 d26ded71 b6df5000 c5b22a00 c5b22a00 c5cc2000

 1708 06:26:49.213608  [   65.681213] 3f40: b6df6000 00000000 00000000 00000004 c5cc3f94 c5cc3f60 c059b29c c059abf0

 1709 06:26:49.213907  [   65.689402] 3f60: 00000000 00000000 c5cc3fac d26ded71 0000000a 0000000a b6f3de00 00000004

 1710 06:26:49.256274  [   65.697591] 3f80: c03002e4 c5cc2000 c5cc3fa4 c5cc3f98 c059b32c c059b234 00000000 c5cc3fa8

 1711 06:26:49.256779  [   65.705779] 3fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6df6000 0000000a 00000000

 1712 06:26:49.257115  [   65.713968] 3fc0: 0000000a 0000000a b6f3de00 00000004 00000001 00000000 00020000 bef6aac4

 1713 06:26:49.257425  [   65.722156] 3fe0: 00000004 bef6a7f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 1714 06:26:49.257724  [   65.730338] Backtrace: 

 1715 06:26:49.258014  [   65.732808] [<c0c53f40>] (lkdtm_EXCEPTION) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1716 06:26:49.300209  [   65.740914] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1717 06:26:49.300400  [   65.748936] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1718 06:26:49.300501  [   65.756871]  r9:c5cc3f60 r8:c30e7780 r7:0000000a r6:b6df6000 r5:c5b22a00 r4:c0c53cfc

 1719 06:26:49.300593  [   65.764633] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1720 06:26:49.300678  [   65.772475]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6df6000 r5:c5b22a00 r4:00000000

 1721 06:26:49.300762  [   65.780232] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1722 06:26:49.344454  [   65.787379]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5cc2000 r5:c5b22a00

 1723 06:26:49.344875  [   65.795214]  r4:c5b22a00

 1724 06:26:49.345147  [   65.797763] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1725 06:26:49.345393  [   65.804911]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000a r4:0000000a

 1726 06:26:49.345628  [   65.812672] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1727 06:26:49.345854  [   65.820249] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1728 06:26:49.388010  [   65.825311] 3fa0:                   0000000a 0000000a 00000001 b6df6000 0000000a 00000000

 1729 06:26:49.388159  [   65.833499] 3fc0: 0000000a 0000000a b6f3de00 00000004 00000001 00000000 00020000 bef6aac4

 1730 06:26:49.388256  [   65.841685] 3fe0: 00000004 bef6a7f8 b6ea7d8f b6e2e7e6

 1731 06:26:49.388346  [   65.846749] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1732 06:26:49.388435  [   65.852940] ---[ end trace 10039795b0cb1a4a ]---

 1733 06:26:49.388522  # Segmentation fault

 1734 06:26:49.490108  # [   65.482984] lkdtm: Performing direct entry EXCEPTION

 1735 06:26:49.490464  # [   65.488015] 8<--- cut here ---

 1736 06:26:49.490807  # [   65.491278] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1737 06:26:49.491206  # [   65.499418] pgd = 1ff95244

 1738 06:26:49.491614  # [   65.502310] [00000000] *pgd=00000000

 1739 06:26:49.492076  # [   65.505960] Internal error: Oops: 805 [#2] SMP ARM

 1740 06:26:49.533000  # [   65.510766] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1741 06:26:49.533176  # [   65.539829] CPU: 2 PID: 838 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1742 06:26:49.533256  # [   65.547494] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1743 06:26:49.533328  # [   65.554043] PC is at lkdtm_EXCEPTION+0x18/0x20

 1744 06:26:49.533395  # [   65.558497] LR is at lkdtm_do_action+0x2c/0x4c

 1745 06:26:49.580092  # [   65.562950] pc : [<c0c53f58>]    lr : [<c0c5391c>]    psr: a00e0013

 1746 06:26:49.580502  # [   65.569225] sp : c5cc3e58  ip : c5cc3e68  fp : c5cc3e64

 1747 06:26:49.580808  # [   65.574455] r10: 0000000a  r9 : c1acea14  r8 : c15ead50

 1748 06:26:49.581103  # [   65.579690] r7 : c5cc3f60  r6 : 0000000a  r5 : c6c07000  r4 : 00000004

 1749 06:26:49.581379  # [   65.586227] r3 : 00000000  r2 : d26ded71  r1 : ef7ab5e0  r0 : c15ead70

 1750 06:26:49.581655  # [   65.592763] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1751 06:26:49.581939  # [   65.599907] Control: 10c5387d  Table: 16d9404a  DAC: 00000051

 1752 06:26:49.624224  # [   65.605663] Process cat (pid: 838, stack limit = 0x97a6f058)

 1753 06:26:49.624579  # [   65.611331] Stack: (0xc5cc3e58 to 0xc5cc4000)

 1754 06:26:49.624862  # [   65.615700] 3e40:                                                       c5cc3e74 c5cc3e68

 1755 06:26:49.625127  # [   65.623889] 3e60: c0c5391c c0c53f4c c5cc3e9c c5cc3e78 c0c53e1c c0c538fc c0c53cfc c5b22a00

 1756 06:26:49.625384  # [   65.632079] 3e80: b6df6000 0000000a c30e7780 c5cc3f60 c5cc3ec4 c5cc3ea0 c07e066c c0c53d08

 1757 06:26:49.625634  # [   65.640269] 3ea0: 00000000 c5b22a00 b6df6000 c2815800 c5cc3f60 c07e0608 c5cc3f5c c5cc3ec8

 1758 06:26:49.668329  # [   65.648458] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c2d6d924 c059b29c c5cc2000

 1759 06:26:49.668855  # [   65.656646] 3ee0: b6df6000 00020000 00000004 0000000a 0001fff6 c5cc3ee0 00000001 00000805

 1760 06:26:49.669199  # [   65.664833] 3f00: c59a1180 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1761 06:26:49.669507  # [   65.673022] 3f20: 00000000 00000000 c5cc2000 d26ded71 b6df5000 c5b22a00 c5b22a00 c5cc2000

 1762 06:26:49.669841  # [   65.681213] 3f40: b6df6000 00000000 00000000 00000004 c5cc3f94 c5cc3f60 c059b29c c059abf0

 1763 06:26:49.712456  # [   65.689402] 3f60: 00000000 00000000 c5cc3fac d26ded71 0000000a 0000000a b6f3de00 00000004

 1764 06:26:49.712978  # [   65.697591] 3f80: c03002e4 c5cc2000 c5cc3fa4 c5cc3f98 c059b32c c059b234 00000000 c5cc3fa8

 1765 06:26:49.713322  # [   65.705779] 3fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6df6000 0000000a 00000000

 1766 06:26:49.713635  # [   65.713968] 3fc0: 0000000a 0000000a b6f3de00 00000004 00000001 00000000 00020000 bef6aac4

 1767 06:26:49.713933  # [   65.722156] 3fe0: 00000004 bef6a7f8 b6ea7d8f b6e2e7e6 800e0030 00000001 00000000 00000000

 1768 06:26:49.714225  # [   65.730338] Backtrace: 

 1769 06:26:49.756307  # [   65.732808] [<c0c53f40>] (lkdtm_EXCEPTION) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1770 06:26:49.756829  # [   65.740914] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1771 06:26:49.757174  # [   65.748936] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1772 06:26:49.757486  # [   65.756871]  r9:c5cc3f60 r8:c30e7780 r7:0000000a r6:b6df6000 r5:c5b22a00 r4:c0c53cfc

 1773 06:26:49.757785  # [   65.764633] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1774 06:26:49.800121  # [   65.772475]  r9:c07e0608 r8:c5cc3f60 r7:c2815800 r6:b6df6000 r5:c5b22a00 r4:00000000

 1775 06:26:49.800282  # [   65.780232] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1776 06:26:49.800351  # [   65.787379]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5cc2000 r5:c5b22a00

 1777 06:26:49.800414  # [   65.795214]  r4:c5b22a00

 1778 06:26:49.800477  # [   65.797763] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1779 06:26:49.800537  # [   65.804911]  r9:c5cc2000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:0000000a r4:0000000a

 1780 06:26:49.800595  # [   65.812672] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1781 06:26:49.844461  # [   65.820249] Exception stack(0xc5cc3fa8 to 0xc5cc3ff0)

 1782 06:26:49.844978  # [   65.825311] 3fa0:                   0000000a 0000000a 00000001 b6df6000 0000000a 00000000

 1783 06:26:49.845320  # [   65.833499] 3fc0: 0000000a 0000000a b6f3de00 00000004 00000001 00000000 00020000 bef6aac4

 1784 06:26:49.845629  # [   65.841685] 3fe0: 00000004 bef6a7f8 b6ea7d8f b6e2e7e6

 1785 06:26:49.845926  # [   65.846749] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1786 06:26:49.846218  # [   65.852940] ---[ end trace 10039795b0cb1a4a ]---

 1787 06:26:49.846503  # EXCEPTION: missing 'call trace:': [FAIL]

 1788 06:26:49.888455  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1789 06:26:49.888977  # selftests: lkdtm: LOOP.sh

 1790 06:26:49.889322  # Skipping LOOP: Hangs the system

 1791 06:26:49.889655  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1792 06:26:49.889956  # selftests: lkdtm: EXHAUST_STACK.sh

 1793 06:26:50.004888  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1794 06:26:50.021095  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1795 06:26:50.052901  # selftests: lkdtm: CORRUPT_STACK.sh

 1796 06:26:50.244919  # Skipping CORRUPT_STACK: Crashes entire system on success

 1797 06:26:50.260604  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1798 06:26:50.276645  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1799 06:26:50.468781  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1800 06:26:50.484586  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1801 06:26:50.516503  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1802 06:26:50.781058  [   67.239745] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1803 06:26:50.781542  [   67.245392] lkdtm: attempting good list addition

 1804 06:26:50.781850  [   67.250025] lkdtm: attempting corrupted list addition

 1805 06:26:50.782135  [   67.255178] lkdtm: list_add() corruption not detected!

 1806 06:26:50.860908  # [   67.239745] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1807 06:26:50.861418  # [   67.245392] lkdtm: attempting good list addition

 1808 06:26:50.861752  # [   67.250025] lkdtm: attempting corrupted list addition

 1809 06:26:50.862058  # [   67.255178] lkdtm: list_add() corruption not detected!

 1810 06:26:50.892564  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1811 06:26:50.924458  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1812 06:26:50.940491  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1813 06:26:51.221197  [   67.680492] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1814 06:26:51.221682  [   67.686089] lkdtm: attempting good list removal

 1815 06:26:51.221991  [   67.690714] lkdtm: attempting corrupted list removal

 1816 06:26:51.222277  [   67.695695] lkdtm: list_del() corruption not detected!

 1817 06:26:51.306232  # [   67.680492] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1818 06:26:51.306713  # [   67.686089] lkdtm: attempting good list removal

 1819 06:26:51.307021  # [   67.690714] lkdtm: attempting corrupted list removal

 1820 06:26:51.307336  # [   67.695695] lkdtm: list_del() corruption not detected!

 1821 06:26:51.321805  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1822 06:26:51.354069  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1823 06:26:51.385993  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1824 06:26:51.649537  [   68.108272] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1825 06:26:51.650052  [   68.114720] lkdtm: attempting bad read from page below current stack

 1826 06:26:51.650385  [   68.121171] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1827 06:26:51.729416  # [   68.108272] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1828 06:26:51.729899  # [   68.114720] lkdtm: attempting bad read from page below current stack

 1829 06:26:51.730207  # [   68.121171] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1830 06:26:51.745069  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1831 06:26:51.786006  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1832 06:26:51.802116  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1833 06:26:52.057315  [   68.516332] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1834 06:26:52.057476  [   68.522781] lkdtm: attempting bad read from page above current stack

 1835 06:26:52.057544  [   68.529151] lkdtm: FAIL: accessed page after stack! (byte: 61)

 1836 06:26:52.151403  # [   68.516332] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1837 06:26:52.151583  # [   68.522781] lkdtm: attempting bad read from page above current stack

 1838 06:26:52.151679  # [   68.529151] lkdtm: FAIL: accessed page after stack! (byte: 61)

 1839 06:26:52.151768  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1840 06:26:52.183373  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1841 06:26:52.199283  # selftests: lkdtm: UNSET_SMEP.sh

 1842 06:26:52.462489  [   68.932686] lkdtm: Performing direct entry UNSET_SMEP

 1843 06:26:52.462640  [   68.937764] lkdtm: XFAIL: this test is x86_64-only

 1844 06:26:52.543033  # [   68.932686] lkdtm: Performing direct entry UNSET_SMEP

 1845 06:26:52.543528  # [   68.937764] lkdtm: XFAIL: this test is x86_64-only

 1846 06:26:52.575026  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1847 06:26:52.606695  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1848 06:26:52.622756  # selftests: lkdtm: DOUBLE_FAULT.sh

 1849 06:26:52.869627  [   69.339468] lkdtm: Performing direct entry DOUBLE_FAULT

 1850 06:26:52.870186  [   69.344898] lkdtm: XFAIL: this test is ia32-only

 1851 06:26:52.942583  # [   69.339468] lkdtm: Performing direct entry DOUBLE_FAULT

 1852 06:26:52.943141  # [   69.344898] lkdtm: XFAIL: this test is ia32-only

 1853 06:26:52.958271  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1854 06:26:53.006428  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1855 06:26:53.022177  # selftests: lkdtm: CORRUPT_PAC.sh

 1856 06:26:53.261731  [   69.731724] lkdtm: Performing direct entry CORRUPT_PAC

 1857 06:26:53.262217  [   69.736914] lkdtm: XFAIL: this test is arm64-only

 1858 06:26:53.346856  # [   69.731724] lkdtm: Performing direct entry CORRUPT_PAC

 1859 06:26:53.347340  # [   69.736914] lkdtm: XFAIL: this test is arm64-only

 1860 06:26:53.378839  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1861 06:26:53.410782  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1862 06:26:53.442721  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1863 06:26:53.682795  [   70.147894] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1864 06:26:53.682974  [   70.154499] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1865 06:26:53.762880  # [   70.147894] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1866 06:26:53.763363  # [   70.154499] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1867 06:26:53.795109  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1868 06:26:53.832076  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1869 06:26:53.864043  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1870 06:26:54.066258  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1871 06:26:54.066444  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1872 06:26:54.082349  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1873 06:26:54.270445  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1874 06:26:54.270961  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1875 06:26:54.302314  # selftests: lkdtm: READ_AFTER_FREE.sh

 1876 06:26:54.541715  [   71.000437] lkdtm: Performing direct entry READ_AFTER_FREE

 1877 06:26:54.542190  [   71.005952] lkdtm: Value in memory before free: 12345678

 1878 06:26:54.542497  [   71.011343] lkdtm: Attempting bad read from freed memory

 1879 06:26:54.542788  [   71.016671] lkdtm: Memory was not poisoned

 1880 06:26:54.624610  # [   71.000437] lkdtm: Performing direct entry READ_AFTER_FREE

 1881 06:26:54.625086  # [   71.005952] lkdtm: Value in memory before free: 12345678

 1882 06:26:54.625392  # [   71.011343] lkdtm: Attempting bad read from freed memory

 1883 06:26:54.625674  # [   71.016671] lkdtm: Memory was not poisoned

 1884 06:26:54.640592  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1885 06:26:54.672515  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1886 06:26:54.704686  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1887 06:26:54.896503  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1888 06:26:54.912463  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1889 06:26:54.944416  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1890 06:26:55.185825  [   71.645347] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1891 06:26:55.186310  [   71.651460] lkdtm: Value in memory before free: 12345678

 1892 06:26:55.186621  [   71.656789] lkdtm: Attempting to read from freed memory

 1893 06:26:55.186904  [   71.662078] lkdtm: Buddy page was not poisoned

 1894 06:26:55.279656  # [   71.645347] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1895 06:26:55.280165  # [   71.651460] lkdtm: Value in memory before free: 12345678

 1896 06:26:55.280476  # [   71.656789] lkdtm: Attempting to read from freed memory

 1897 06:26:55.280790  # [   71.662078] lkdtm: Buddy page was not poisoned

 1898 06:26:55.281067  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1899 06:26:55.327860  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1900 06:26:55.343649  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1901 06:26:55.608349  [   72.077883] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1902 06:26:55.608831  [   72.083576] lkdtm: Attempting double slab free ...

 1903 06:26:55.679367  # [   72.077883] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1904 06:26:55.679918  # [   72.083576] lkdtm: Attempting double slab free ...

 1905 06:26:55.695332  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1906 06:26:55.743126  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1907 06:26:55.775310  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1908 06:26:56.023261  [   72.493469] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1909 06:26:56.023412  [   72.498993] lkdtm: Attempting cross-cache slab free ...

 1910 06:26:56.108490  # [   72.493469] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1911 06:26:56.108975  # [   72.498993] lkdtm: Attempting cross-cache slab free ...

 1912 06:26:56.124631  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1913 06:26:56.156621  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1914 06:26:56.188367  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1915 06:26:56.437028  [   72.907535] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1916 06:26:56.437508  [   72.913028] lkdtm: Attempting non-Slab slab free ...

 1917 06:26:56.514135  # [   72.907535] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1918 06:26:56.514618  # [   72.913028] lkdtm: Attempting non-Slab slab free ...

 1919 06:26:56.530140  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1920 06:26:56.562056  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1921 06:26:56.594004  # selftests: lkdtm: SOFTLOCKUP.sh

 1922 06:26:56.785621  # Skipping SOFTLOCKUP: Hangs the system

 1923 06:26:56.786101  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1924 06:26:56.817711  # selftests: lkdtm: HARDLOCKUP.sh

 1925 06:26:57.009541  # Skipping HARDLOCKUP: Hangs the system

 1926 06:26:57.010026  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1927 06:26:57.041422  # selftests: lkdtm: SPINLOCKUP.sh

 1928 06:26:57.233141  # Skipping SPINLOCKUP: Hangs the system

 1929 06:26:57.249112  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1930 06:26:57.281031  # selftests: lkdtm: HUNG_TASK.sh

 1931 06:26:57.456793  # Skipping HUNG_TASK: Hangs the system

 1932 06:26:57.472694  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1933 06:26:57.488649  # selftests: lkdtm: EXEC_DATA.sh

 1934 06:26:57.756333  [   74.199126] lkdtm: Performing direct entry EXEC_DATA

 1935 06:26:57.756820  [   74.204203] lkdtm: attempting ok execution at c0c5468c

 1936 06:26:57.757129  [   74.209359] lkdtm: attempting bad execution at c26f8924

 1937 06:26:57.757413  [   74.214659] 8<--- cut here ---

 1938 06:26:57.757683  [   74.217727] Unable to handle kernel paging request at virtual address c26f8924

 1939 06:26:57.757948  [   74.224961] pgd = 8a6f5301

 1940 06:26:57.758211  [   74.227678] [c26f8924] *pgd=1261141e(bad)

 1941 06:26:57.758469  [   74.231713] Internal error: Oops: 8000000d [#3] SMP ARM

 1942 06:26:57.799551  [   74.236948] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 1943 06:26:57.800087  [   74.266030] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 1944 06:26:57.800406  [   74.273781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1945 06:26:57.800693  [   74.280325] PC is at data_area+0x0/0x40

 1946 06:26:57.800971  [   74.284179] LR is at execute_location+0xa4/0xb4

 1947 06:26:57.842757  [   74.288718] pc : [<c26f8924>]    lr : [<c1387558>]    psr: 600e0013

 1948 06:26:57.843243  [   74.294995] sp : c5d27e38  ip : c5d27d40  fp : c5d27e54

 1949 06:26:57.843552  [   74.300226] r10: 0000000a  r9 : c1acebf8  r8 : c15ead50

 1950 06:26:57.843861  [   74.305457] r7 : c5d27f60  r6 : 00000001  r5 : c26f8924  r4 : c0c5468c

 1951 06:26:57.844138  [   74.311992] r3 : 9a19d63e  r2 : 9a19d63e  r1 : ef7c05e0  r0 : 0000002b

 1952 06:26:57.844404  [   74.318528] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1953 06:26:57.844668  [   74.325672] Control: 10c5387d  Table: 16c0004a  DAC: 00000051

 1954 06:26:57.885964  [   74.331426] Process cat (pid: 1681, stack limit = 0x646d7fe8)

 1955 06:26:57.886450  [   74.337184] Stack: (0xc5d27e38 to 0xc5d28000)

 1956 06:26:57.886761  [   74.341551] 7e20:                                                       0000001f c599e000

 1957 06:26:57.887047  [   74.349743] 7e40: 0000000a c5d27f60 c5d27e64 c5d27e58 c13876c4 c13874c0 c5d27e74 c5d27e68

 1958 06:26:57.887319  [   74.357931] 7e60: c0c5391c c13876ac c5d27e9c c5d27e78 c0c53e1c c0c538fc c0c53cfc c6a92780

 1959 06:26:57.887586  [   74.366119] 7e80: b6e27000 0000000a c30e7780 c5d27f60 c5d27ec4 c5d27ea0 c07e066c c0c53d08

 1960 06:26:57.929120  [   74.374308] 7ea0: 00000000 c6a92780 b6e27000 c2815800 c5d27f60 c07e0608 c5d27f5c c5d27ec8

 1961 06:26:57.929637  [   74.382499] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5d26000

 1962 06:26:57.929977  [   74.390688] 7ee0: b6e27000 00020000 00000004 0000000a 0001fff6 c5d27ee0 00000001 b6e26000

 1963 06:26:57.930287  [   74.398877] 7f00: c59a1680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1964 06:26:57.930584  [   74.407065] 7f20: 00000000 00000000 c139ca10 9a19d63e c205e380 c6a92780 c6a92780 c5d26000

 1965 06:26:57.972423  [   74.415253] 7f40: b6e27000 00000000 00000000 00000004 c5d27f94 c5d27f60 c059b29c c059abf0

 1966 06:26:57.972943  [   74.423443] 7f60: 00000000 00000000 c5d27fac 9a19d63e 0000000a 0000000a b6f6ee00 00000004

 1967 06:26:57.973282  [   74.431630] 7f80: c03002e4 c5d26000 c5d27fa4 c5d27f98 c059b32c c059b234 00000000 c5d27fa8

 1968 06:26:57.973594  [   74.439818] 7fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6e27000 0000000a 00000000

 1969 06:26:57.973893  [   74.448010] 7fc0: 0000000a 0000000a b6f6ee00 00000004 00000001 00000000 00020000 be84fac4

 1970 06:26:58.015661  [   74.456197] 7fe0: 00000004 be84f7f8 b6ed8d8f b6e5f7e6 800e0030 00000001 00000000 00000000

 1971 06:26:58.016176  [   74.464379] Backtrace: 

 1972 06:26:58.016487  [   74.466851] [<c13874b4>] (execute_location) from [<c13876c4>] (lkdtm_EXEC_DATA+0x24/0x28)

 1973 06:26:58.016774  [   74.475042]  r7:c5d27f60 r6:0000000a r5:c599e000 r4:0000001f

 1974 06:26:58.017048  [   74.480718] [<c13876a0>] (lkdtm_EXEC_DATA) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 1975 06:26:58.017355  [   74.488822] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 1976 06:26:58.017644  [   74.496844] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 1977 06:26:58.058880  [   74.504773]  r9:c5d27f60 r8:c30e7780 r7:0000000a r6:b6e27000 r5:c6a92780 r4:c0c53cfc

 1978 06:26:58.059371  [   74.512533] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 1979 06:26:58.059684  [   74.520375]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e27000 r5:c6a92780 r4:00000000

 1980 06:26:58.060004  [   74.528131] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 1981 06:26:58.060283  [   74.535279]  r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c5d26000 r5:c6a92780

 1982 06:26:58.060552  [   74.543115]  r4:c6a92780

 1983 06:26:58.102121  [   74.545661] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 1984 06:26:58.102639  [   74.552810]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:0000000a r4:0000000a

 1985 06:26:58.102976  [   74.560569] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1986 06:26:58.103289  [   74.568147] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 1987 06:26:58.103588  [   74.573210] 7fa0:                   0000000a 0000000a 00000001 b6e27000 0000000a 00000000

 1988 06:26:58.103971  [   74.581400] 7fc0: 0000000a 0000000a b6f6ee00 00000004 00000001 00000000 00020000 be84fac4

 1989 06:26:58.127287  [   74.589586] 7fe0: 00000004 be84f7f8 b6ed8d8f b6e5f7e6

 1990 06:26:58.127372  [   74.594649] Code: 00000000 c430e0c0 c430e180 c430e240 (e1a0c00d) 

 1991 06:26:58.127440  [   74.600757] ---[ end trace 10039795b0cb1a4b ]---

 1992 06:26:58.127501  # Segmentation fault

 1993 06:26:58.239299  # [   74.199126] lkdtm: Performing direct entry EXEC_DATA

 1994 06:26:58.282337  # [   74.204203] lkdtm: attempting ok execution at c0c5468c

 1995 06:26:58.282504  # [   74.209359] lkdtm: attempting bad execution at c26f8924

 1996 06:26:58.282575  # [   74.214659] 8<--- cut here ---

 1997 06:26:58.282667  # [   74.217727] Unable to handle kernel paging request at virtual address c26f8924

 1998 06:26:58.282757  # [   74.224961] pgd = 8a6f5301

 1999 06:26:58.282827  # [   74.227678] [c26f8924] *pgd=1261141e(bad)

 2000 06:26:58.282923  # [   74.231713] Internal error: Oops: 8000000d [#3] SMP ARM

 2001 06:26:58.325558  # [   74.236948] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2002 06:26:58.325922  # [   74.266030] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2003 06:26:58.326217  # [   74.273781] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2004 06:26:58.326490  # [   74.280325] PC is at data_area+0x0/0x40

 2005 06:26:58.326724  # [   74.284179] LR is at execute_location+0xa4/0xb4

 2006 06:26:58.368323  # [   74.288718] pc : [<c26f8924>]    lr : [<c1387558>]    psr: 600e0013

 2007 06:26:58.368405  # [   74.294995] sp : c5d27e38  ip : c5d27d40  fp : c5d27e54

 2008 06:26:58.368470  # [   74.300226] r10: 0000000a  r9 : c1acebf8  r8 : c15ead50

 2009 06:26:58.368532  # [   74.305457] r7 : c5d27f60  r6 : 00000001  r5 : c26f8924  r4 : c0c5468c

 2010 06:26:58.368589  # [   74.311992] r3 : 9a19d63e  r2 : 9a19d63e  r1 : ef7c05e0  r0 : 0000002b

 2011 06:26:58.368645  # [   74.318528] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2012 06:26:58.411513  # [   74.325672] Control: 10c5387d  Table: 16c0004a  DAC: 00000051

 2013 06:26:58.411586  # [   74.331426] Process cat (pid: 1681, stack limit = 0x646d7fe8)

 2014 06:26:58.411647  # [   74.337184] Stack: (0xc5d27e38 to 0xc5d28000)

 2015 06:26:58.411704  # [   74.341551] 7e20:                                                       0000001f c599e000

 2016 06:26:58.411761  # [   74.349743] 7e40: 0000000a c5d27f60 c5d27e64 c5d27e58 c13876c4 c13874c0 c5d27e74 c5d27e68

 2017 06:26:58.411824  # [   74.357931] 7e60: c0c5391c c13876ac c5d27e9c c5d27e78 c0c53e1c c0c538fc c0c53cfc c6a92780

 2018 06:26:58.454943  # [   74.366119] 7e80: b6e27000 0000000a c30e7780 c5d27f60 c5d27ec4 c5d27ea0 c07e066c c0c53d08

 2019 06:26:58.455192  # [   74.374308] 7ea0: 00000000 c6a92780 b6e27000 c2815800 c5d27f60 c07e0608 c5d27f5c c5d27ec8

 2020 06:26:58.455337  # [   74.382499] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5d26000

 2021 06:26:58.455468  # [   74.390688] 7ee0: b6e27000 00020000 00000004 0000000a 0001fff6 c5d27ee0 00000001 b6e26000

 2022 06:26:58.455593  # [   74.398877] 7f00: c59a1680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2023 06:26:58.455711  # [   74.407065] 7f20: 00000000 00000000 c139ca10 9a19d63e c205e380 c6a92780 c6a92780 c5d26000

 2024 06:26:58.498255  # [   74.415253] 7f40: b6e27000 00000000 00000000 00000004 c5d27f94 c5d27f60 c059b29c c059abf0

 2025 06:26:58.498758  # [   74.423443] 7f60: 00000000 00000000 c5d27fac 9a19d63e 0000000a 0000000a b6f6ee00 00000004

 2026 06:26:58.499053  # [   74.431630] 7f80: c03002e4 c5d26000 c5d27fa4 c5d27f98 c059b32c c059b234 00000000 c5d27fa8

 2027 06:26:58.499320  # [   74.439818] 7fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6e27000 0000000a 00000000

 2028 06:26:58.499574  # [   74.448010] 7fc0: 0000000a 0000000a b6f6ee00 00000004 00000001 00000000 00020000 be84fac4

 2029 06:26:58.541267  # [   74.456197] 7fe0: 00000004 be84f7f8 b6ed8d8f b6e5f7e6 800e0030 00000001 00000000 00000000

 2030 06:26:58.541723  # [   74.464379] Backtrace: 

 2031 06:26:58.542010  # [   74.466851] [<c13874b4>] (execute_location) from [<c13876c4>] (lkdtm_EXEC_DATA+0x24/0x28)

 2032 06:26:58.542280  # [   74.475042]  r7:c5d27f60 r6:0000000a r5:c599e000 r4:0000001f

 2033 06:26:58.542536  # [   74.480718] [<c13876a0>] (lkdtm_EXEC_DATA) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2034 06:26:58.542791  # [   74.488822] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2035 06:26:58.584409  # [   74.496844] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2036 06:26:58.584870  # [   74.504773]  r9:c5d27f60 r8:c30e7780 r7:0000000a r6:b6e27000 r5:c6a92780 r4:c0c53cfc

 2037 06:26:58.585161  # [   74.512533] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2038 06:26:58.585429  # [   74.520375]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e27000 r5:c6a92780 r4:00000000

 2039 06:26:58.585685  # [   74.528131] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2040 06:26:58.628314  # [   74.535279]  r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c5d26000 r5:c6a92780

 2041 06:26:58.628797  # [   74.543115]  r4:c6a92780

 2042 06:26:58.629116  # [   74.545661] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2043 06:26:58.629407  # [   74.552810]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:0000000a r4:0000000a

 2044 06:26:58.629685  # [   74.560569] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2045 06:26:58.629952  # [   74.568147] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 2046 06:26:58.630215  # [   74.573210] 7fa0:                   0000000a 0000000a 00000001 b6e27000 0000000a 00000000

 2047 06:26:58.672390  # [   74.581400] 7fc0: 0000000a 0[   75.115465] lkdtm: Performing direct entry EXEC_STACK

 2048 06:26:58.672875  000000a b6f6ee00 00000004 0000000[   75.123097] lkdtm: attempting ok execution at c0c5468c

 2049 06:26:58.673204  1 00000000 00020000 be84fac4

 2050 06:26:58.673495  # [[   75.131107] lkdtm: attempting bad execution at c6de7e0c

 2051 06:26:58.673772     74.589586] 7fe0: 0000[0 0 0 475.139137] 8<--- cut here ---

 2052 06:26:58.674042  be84f7f8 b6ed8d8f [b 6 e 57f57.e144614] Unable to handle kernel paging request at virtual address c6de7e0c

 2053 06:26:58.674309  

 2054 06:26:58.674567  # [   74.59[4 6 4 97]5 .C1o5d4e07] pgd = 7f8f3873

 2055 06:26:58.716501  : 00000000 c430e0c0 c430e180 c430[   75.158623] [c6de7e0c] *pgd=16c1141e(bad)

 2056 06:26:58.717013  e240 (e1a0c00d) 

 2057 06:26:58.717355  # [  [  7 4 .76.165503] Internal error: Oops: 8000000d [#4] SMP ARM

 2058 06:26:58.760354  00757] ---[ end trace 10039795b0c[   75.173065] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2059 06:26:58.760899  b1a4b ]---

 2060 06:26:58.761237  # EXEC_DATA:[  m i s75.204769] CPU: 2 PID: 1757 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2061 06:26:58.761556  ing 'call tra[c e : '7:5 .[2F1A4I33] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2062 06:26:58.761862  L]

 2063 06:26:58.762154  not ok 30 selfte[s t s :7 5l.223373] PC is at 0xc6de7e0c

 2064 06:26:58.762447  dtm: EXEC_DATA.sh # exit=1

 2065 06:26:58.762726  # se[   75.228777] LR is at execute_location+0xa4/0xb4

 2066 06:26:58.763006  ftests: lkdtm:[  E X E7C5_.S2T3A6072] pc : [<c6de7e0c>]    lr : [<c1387558>]    psr: 600e0013

 2067 06:26:58.763291  K.sh

 2068 06:26:58.804227  [   75.244332] sp : c6de7de8  ip : 00000027  fp : c6de7e04

 2069 06:26:58.804680  [   75.250075] r10: 0000000b  r9 : c1acec04  r8 : c15ead50

 2070 06:26:58.804968  [   75.255307] r7 : c6de7f60  r6 : 00000001  r5 : c6de7e0c  r4 : c0c5468c

 2071 06:26:58.805234  [   75.261841] r3 : 6361d9e4  r2 : 6361d9e4  r1 : ef7ab5e4  r0 : 0000002b

 2072 06:26:58.805490  [   75.268378] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2073 06:26:58.805741  [   75.275522] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 2074 06:26:58.805987  [   75.281278] Process cat (pid: 1757, stack limit = 0x8bea7d3b)

 2075 06:26:58.848514  [   75.287033] Stack: (0xc6de7de8 to 0xc6de8000)

 2076 06:26:58.849000  [   75.291404] 7de0:                   c6de6000 c5a1a000 0000000b c6de7f60 c6de7e64 c6de7e08

 2077 06:26:58.849323  [   75.299593] 7e00: c1387700 c13874c0 c6de7e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2078 06:26:58.849611  [   75.307783] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30f3374 e34c31b7

 2079 06:26:58.849883  [   75.315972] 7e40: e3a02040 e3a01d33 e5930018 6361d9e4 0000000b 00000020 c6de7e74 c6de7e68

 2080 06:26:58.850152  [   75.324160] 7e60: c0c5391c c13876d4 c6de7e9c c6de7e78 c0c53e1c c0c538fc c0c53cfc c6a788c0

 2081 06:26:58.892522  [   75.332349] 7e80: b6e17000 0000000b c30e7780 c6de7f60 c6de7ec4 c6de7ea0 c07e066c c0c53d08

 2082 06:26:58.893011  [   75.340537] 7ea0: 00000000 c6a788c0 b6e17000 c2815800 c6de7f60 c07e0608 c6de7f5c c6de7ec8

 2083 06:26:58.893329  [   75.348727] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6de6000

 2084 06:26:58.893617  [   75.356916] 7ee0: b6e17000 00020000 00000004 0000000b 0001fff5 c6de7ee0 00000001 b6e16000

 2085 06:26:58.893887  [   75.365104] 7f00: c5977680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2086 06:26:58.936469  [   75.373293] 7f20: 00000000 00000000 c139ca10 6361d9e4 c205e380 c6a788c0 c6a788c0 c6de6000

 2087 06:26:58.936956  [   75.381483] 7f40: b6e17000 00000000 00000000 00000004 c6de7f94 c6de7f60 c059b29c c059abf0

 2088 06:26:58.937275  [   75.389672] 7f60: 00000000 00000000 c6de7fac 6361d9e4 0000000b 0000000b b6f5ee00 00000004

 2089 06:26:58.937561  [   75.397861] 7f80: c03002e4 c6de6000 c6de7fa4 c6de7f98 c059b32c c059b234 00000000 c6de7fa8

 2090 06:26:58.937833  [   75.406049] 7fa0: c03000c0 c059b320 0000000b 0000000b 00000001 b6e17000 0000000b 00000000

 2091 06:26:58.980425  [   75.414239] 7fc0: 0000000b 0000000b b6f5ee00 00000004 00000001 00000000 00020000 bea52ac4

 2092 06:26:58.980945  [   75.422428] 7fe0: 00000004 bea527f8 b6ec8d8f b6e4f7e6 800e0030 00000001 00000000 00000000

 2093 06:26:58.981289  [   75.430610] Backtrace: 

 2094 06:26:58.981600  [   75.433084] [<c13874b4>] (execute_location) from [<c1387700>] (lkdtm_EXEC_STACK+0x38/0x54)

 2095 06:26:58.981898  [   75.441362]  r7:c6de7f60 r6:0000000b r5:c5a1a000 r4:c6de6000

 2096 06:26:58.982194  [   75.447039] [<c13876c8>] (lkdtm_EXEC_STACK) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2097 06:26:58.982479  [   75.455224]  r4:00000020

 2098 06:26:59.024511  [   75.457771] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2099 06:26:59.024996  [   75.465794] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2100 06:26:59.025314  [   75.473724]  r9:c6de7f60 r8:c30e7780 r7:0000000b r6:b6e17000 r5:c6a788c0 r4:c0c53cfc

 2101 06:26:59.025600  [   75.481487] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2102 06:26:59.025875  [   75.489329]  r9:c07e0608 r8:c6de7f60 r7:c2815800 r6:b6e17000 r5:c6a788c0 r4:00000000

 2103 06:26:59.026145  [   75.497085] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2104 06:26:59.068272  [   75.504231]  r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c6de6000 r5:c6a788c0

 2105 06:26:59.068758  [   75.512066]  r4:c6a788c0

 2106 06:26:59.069078  [   75.514613] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2107 06:26:59.069423  [   75.521760]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:0000000b r4:0000000b

 2108 06:26:59.069718  [   75.529519] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2109 06:26:59.070009  [   75.537097] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 2110 06:26:59.111944  [   75.542159] 7fa0:                   0000000b 0000000b 00000001 b6e17000 0000000b 00000000

 2111 06:26:59.112071  [   75.550349] 7fc0: 0000000b 0000000b b6f5ee00 00000004 00000001 00000000 00020000 bea52ac4

 2112 06:26:59.112161  [   75.558538] 7fe0: 00000004 bea527f8 b6ec8d8f b6e4f7e6

 2113 06:26:59.112221  [   75.563601] Code: c6de7e08 c1387700 c13874c0 c6de7e6c (e1a0c00d) 

 2114 06:26:59.112306  [   75.569708] ---[ end trace 10039795b0cb1a4c ]---

 2115 06:26:59.112363  # Segmentation fault

 2116 06:26:59.239307  # [   75.115465] lkdtm: Performing direct entry EXEC_STACK

 2117 06:26:59.239461  # [   75.123097] lkdtm: attempting ok execution at c0c5468c

 2118 06:26:59.239539  # [   75.131107] lkdtm: attempting bad execution at c6de7e0c

 2119 06:26:59.239613  # [   75.139137] 8<--- cut here ---

 2120 06:26:59.239684  # [   75.144614] Unable to handle kernel paging request at virtual address c6de7e0c

 2121 06:26:59.239741  # [   75.154007] pgd = 7f8f3873

 2122 06:26:59.239796  # [   75.158623] [c6de7e0c] *pgd=16c1141e(bad)

 2123 06:26:59.239885  # [   75.165503] Internal error: Oops: 8000000d [#4] SMP ARM

 2124 06:26:59.282230  # [   75.173065] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2125 06:26:59.282398  # [   75.204769] CPU: 2 PID: 1757 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2126 06:26:59.282465  # [   75.214933] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2127 06:26:59.282526  # [   75.223373] PC is at 0xc6de7e0c

 2128 06:26:59.325186  # [   75.228777] LR is at execute_location+0xa4/0xb4

 2129 06:26:59.325268  # [   75.236072] pc : [<c6de7e0c>]    lr : [<c1387558>]    psr: 600e0013

 2130 06:26:59.325333  # [   75.244332] sp : c6de7de8  ip : 00000027  fp : c6de7e04

 2131 06:26:59.325393  # [   75.250075] r10: 0000000b  r9 : c1acec04  r8 : c15ead50

 2132 06:26:59.325456  # [   75.255307] r7 : c6de7f60  r6 : 00000001  r5 : c6de7e0c  r4 : c0c5468c

 2133 06:26:59.325515  # [   75.261841] r3 : 6361d9e4  r2 : 6361d9e4  r1 : ef7ab5e4  r0 : 0000002b

 2134 06:26:59.325571  # [   75.268378] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2135 06:26:59.368260  # [   75.275522] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 2136 06:26:59.368361  # [   75.281278] Process cat (pid: 1757, stack limit = 0x8bea7d3b)

 2137 06:26:59.368429  # [   75.287033] Stack: (0xc6de7de8 to 0xc6de8000)

 2138 06:26:59.368498  # [   75.291404] 7de0:                   c6de6000 c5a1a000 0000000b c6de7f60 c6de7e64 c6de7e08

 2139 06:26:59.368559  # [   75.299593] 7e00: c1387700 c13874c0 c6de7e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2140 06:26:59.368617  # [   75.307783] 7e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30f3374 e34c31b7

 2141 06:26:59.412257  # [   75.315972] 7e40: e3a02040 e3a01d33 e5930018 6361d9e4 0000000b 00000020 c6de7e74 c6de7e68

 2142 06:26:59.412717  # [   75.324160] 7e60: c0c5391c c13876d4 c6de7e9c c6de7e78 c0c53e1c c0c538fc c0c53cfc c6a788c0

 2143 06:26:59.413005  # [   75.332349] 7e80: b6e17000 0000000b c30e7780 c6de7f60 c6de7ec4 c6de7ea0 c07e066c c0c53d08

 2144 06:26:59.413273  # [   75.340537] 7ea0: 00000000 c6a788c0 b6e17000 c2815800 c6de7f60 c07e0608 c6de7f5c c6de7ec8

 2145 06:26:59.413527  # [   75.348727] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6de6000

 2146 06:26:59.456213  # [   75.356916] 7ee0: b6e17000 00020000 00000004 0000000b 0001fff5 c6de7ee0 00000001 b6e16000

 2147 06:26:59.456730  # [   75.365104] 7f00: c5977680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2148 06:26:59.457016  # [   75.373293] 7f20: 00000000 00000000 c139ca10 6361d9e4 c205e380 c6a788c0 c6a788c0 c6de6000

 2149 06:26:59.457314  # [   75.381483] 7f40: b6e17000 00000000 00000000 00000004 c6de7f94 c6de7f60 c059b29c c059abf0

 2150 06:26:59.457587  # [   75.389672] 7f60: 00000000 00000000 c6de7fac 6361d9e4 0000000b 0000000b b6f5ee00 00000004

 2151 06:26:59.500273  # [   75.397861] 7f80: c03002e4 c6de6000 c6de7fa4 c6de7f98 c059b32c c059b234 00000000 c6de7fa8

 2152 06:26:59.500773  # [   75.406049] 7fa0: c03000c0 c059b320 0000000b 0000000b 00000001 b6e17000 0000000b 00000000

 2153 06:26:59.501082  # [   75.414239] 7fc0: 0000000b 0000000b b6f5ee00 00000004 00000001 00000000 00020000 bea52ac4

 2154 06:26:59.501365  # [   75.422428] 7fe0: 00000004 bea527f8 b6ec8d8f b6e4f7e6 800e0030 00000001 00000000 00000000

 2155 06:26:59.501635  # [   75.430610] Backtrace: 

 2156 06:26:59.501901  # [   75.433084] [<c13874b4>] (execute_location) from [<c1387700>] (lkdtm_EXEC_STACK+0x38/0x54)

 2157 06:26:59.544210  # [   75.441362]  r7:c6de7f60 r6:0000000b r5:c5a1a000 r4:c6de6000

 2158 06:26:59.544697  # [   75.447039] [<c13876c8>] (lkdtm_EXEC_STACK) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2159 06:26:59.545007  # [   75.455224]  r4:00000020

 2160 06:26:59.545288  # [   75.457771] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2161 06:26:59.545562  # [   75.465794] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2162 06:26:59.545834  # [   75.473724]  r9:c6de7f60 r8:c30e7780 r7:0000000b r6:b6e17000 r5:c6a788c0 r4:c0c53cfc

 2163 06:26:59.588521  # [   75.481487] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2164 06:26:59.589024  # [   75.489329]  r9:c07e0608 r8:c6de7f60 r7:c2815800 r6:b6e17000 r5:c6a788c0 r4:00000000

 2165 06:26:59.589361  # [   75.497085] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2166 06:26:59.589652  # [   75.504231]  r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c6de6000 r5:c6a788c0

 2167 06:26:59.589927  # [   75.512066]  r4:c6a788c0

 2168 06:26:59.590195  # [   75.514613] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2169 06:26:59.590460  # [   75.521760]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:0000000b r4:0000000b

 2170 06:26:59.632473  # [   75.529519] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2171 06:26:59.633003  # [   75.537097] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 2172 06:26:59.633346  # [   75.542159] 7fa0:                   0000000b 0000000b 00000001 b6e17000 0000000b 00000000

 2173 06:26:59.633659  # [   75.550349] 7fc0: 0000000b 0000000b[   76.097337] lkdtm: Performing direct entry EXEC_KMALLOC

 2174 06:26:59.633959   b6f5ee00 00000004 00000001 00000[   76.104926] lkdtm: attempting ok execution at c0c5468c

 2175 06:26:59.634251  000 00020000 bea52ac4

 2176 06:26:59.676544  # [   75.5[   76.112943] lkdtm: attempting bad execution at c4740580

 2177 06:26:59.677068  58538] 7fe0: 00000004 bea527f8 b6[   76.120980] 8<--- cut here ---

 2178 06:26:59.677418  ec8d8f b6e4f7e6

 2179 06:26:59.677728  #[  [   7 6 .7156809] Unable to handle kernel paging request at virtual address c4740580

 2180 06:26:59.678027  .563601] Code[:   c 67d6e.71e306812] pgd = ac86e960

 2181 06:26:59.678327   c1387700 c13874c0 c6de7e6c (e[1   76.140729] [c4740580] *pgd=1461141e(bad)

 2182 06:26:59.678619  0c00d) 

 2183 06:26:59.678912  # [   75.56970[8 ]   -7-.147435] Internal error: Oops: 8000000d [#5] SMP ARM

 2184 06:26:59.720384  -[ end trace 10039795b0cb1a4c ]--[   76.154998] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2185 06:26:59.720932  -

 2186 06:26:59.721281  # EXEC_STACK: missing[  ' c a76.186702] CPU: 1 PID: 1836 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2187 06:26:59.721603  l trace:': [F[A I L ]7

 2188 06:26:59.721898  6

 2189 06:26:59.764551  .n1o9t6 67] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2190 06:26:59.765082  ok 31 selftests: lkd[t m :  7E6X.205307] PC is at 0xc4740580

 2191 06:26:59.765428  C_STACK.sh # exit=1

 2192 06:26:59.765738  # selftests:   76.210715] LR is at execute_location+0xa4/0xb4

 2193 06:26:59.766032   lkdtm: EXEC_KMALL[O C . s7h6

 2194 06:26:59.766321  .2

 2195 06:26:59.766607  8009] pc : [<c4740580>]    lr : [<c1387558>]    psr: 600e0013

 2196 06:26:59.766900  [   76.226355] sp : c6f73e30  ip : c6f73d38  fp : c6f73e4c

 2197 06:26:59.767181  [   76.231586] r10: 0000000d  r9 : c1acec10  r8 : c15ead50

 2198 06:26:59.767462  [   76.236819] r7 : c6f73f60  r6 : 00000001  r5 : c4740580  r4 : c0c5468c

 2199 06:26:59.808548  [   76.243353] r3 : 961e94e8  r2 : 961e94e8  r1 : ef7965e0  r0 : 0000002b

 2200 06:26:59.809066  [   76.249891] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2201 06:26:59.809413  [   76.257034] Control: 10c5387d  Table: 1686c04a  DAC: 00000051

 2202 06:26:59.809725  [   76.262792] Process cat (pid: 1836, stack limit = 0x2be07ed8)

 2203 06:26:59.810026  [   76.268546] Stack: (0xc6f73e30 to 0xc6f74000)

 2204 06:26:59.810321  [   76.272917] 3e20:                                     c4740580 c6b8c000 0000000d c6f73f60

 2205 06:26:59.810610  [   76.281108] 3e40: c6f73e64 c6f73e50 c0c546dc c13874c0 00000021 c6b8c000 c6f73e74 c6f73e68

 2206 06:26:59.852542  [   76.289297] 3e60: c0c5391c c0c546b0 c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c69a03c0

 2207 06:26:59.853072  [   76.297487] 3e80: b6e52000 0000000d c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 2208 06:26:59.853415  [   76.305676] 3ea0: 00000000 c69a03c0 b6e52000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 2209 06:26:59.853727  [   76.313865] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 2210 06:26:59.854022  [   76.322056] 3ee0: b6e52000 00020000 00000004 0000000d 0001fff3 c6f73ee0 00000001 b6e51000

 2211 06:26:59.896290  [   76.330245] 3f00: c6b07a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2212 06:26:59.896820  [   76.338434] 3f20: 00000000 00000000 c139ca10 961e94e8 c205e380 c69a03c0 c69a03c0 c6f72000

 2213 06:26:59.897162  [   76.346623] 3f40: b6e52000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 2214 06:26:59.897474  [   76.354812] 3f60: 00000000 00000000 c6f73fac 961e94e8 0000000d 0000000d b6f99e00 00000004

 2215 06:26:59.897773  [   76.363000] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 2216 06:26:59.940556  [   76.371188] 3fa0: c03000c0 c059b320 0000000d 0000000d 00000001 b6e52000 0000000d 00000000

 2217 06:26:59.941084  [   76.379375] 3fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bef03ac4

 2218 06:26:59.941429  [   76.387565] 3fe0: 00000004 bef037f8 b6f03d8f b6e8a7e6 800e0030 00000001 00000000 00000000

 2219 06:26:59.941739  [   76.395746] Backtrace: 

 2220 06:26:59.942033  [   76.398220] [<c13874b4>] (execute_location) from [<c0c546dc>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2221 06:26:59.942322  [   76.406671]  r7:c6f73f60 r6:0000000d r5:c6b8c000 r4:c4740580

 2222 06:26:59.984553  [   76.412346] [<c0c546a4>] (lkdtm_EXEC_KMALLOC) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2223 06:26:59.985075  [   76.420704]  r5:c6b8c000 r4:00000021

 2224 06:26:59.985418  [   76.424293] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2225 06:26:59.985729  [   76.432314] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2226 06:26:59.986029  [   76.440245]  r9:c6f73f60 r8:c30e7780 r7:0000000d r6:b6e52000 r5:c69a03c0 r4:c0c53cfc

 2227 06:26:59.986324  [   76.448007] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2228 06:26:59.986612  [   76.455849]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e52000 r5:c69a03c0 r4:00000000

 2229 06:27:00.028543  [   76.463604] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2230 06:27:00.029066  [   76.470750]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6f72000 r5:c69a03c0

 2231 06:27:00.029406  [   76.478585]  r4:c69a03c0

 2232 06:27:00.029719  [   76.481131] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2233 06:27:00.030014  [   76.488277]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:0000000d r4:0000000d

 2234 06:27:00.030304  [   76.496036] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2235 06:27:00.071970  [   76.503612] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 2236 06:27:00.072144  [   76.508673] 3fa0:                   0000000d 0000000d 00000001 b6e52000 0000000d 00000000

 2237 06:27:00.072210  [   76.516862] 3fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bef03ac4

 2238 06:27:00.072270  [   76.525047] 3fe0: 00000004 bef037f8 b6f03d8f b6e8a7e6

 2239 06:27:00.072364  [   76.530111] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 

 2240 06:27:00.072420  [   76.536221] ---[ end trace 10039795b0cb1a4d ]---

 2241 06:27:00.072490  # Segmentation fault

 2242 06:27:00.202440  # [   76.097337] lkdtm: Performing direct entry EXEC_KMALLOC

 2243 06:27:00.202631  # [   76.104926] lkdtm: attempting ok execution at c0c5468c

 2244 06:27:00.202698  # [   76.112943] lkdtm: attempting bad execution at c4740580

 2245 06:27:00.202788  # [   76.120980] 8<--- cut here ---

 2246 06:27:00.202860  # [   76.126809] Unable to handle kernel paging request at virtual address c4740580

 2247 06:27:00.202960  # [   76.136112] pgd = ac86e960

 2248 06:27:00.203063  # [   76.140729] [c4740580] *pgd=1461141e(bad)

 2249 06:27:00.203117  # [   76.147435] Internal error: Oops: 8000000d [#5] SMP ARM

 2250 06:27:00.245478  # [   76.154998] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2251 06:27:00.245578  # [   76.186702] CPU: 1 PID: 1836 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2252 06:27:00.245673  # [   76.196867] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2253 06:27:00.245748  # [   76.205307] PC is at 0xc4740580

 2254 06:27:00.288934  # [   76.210715] LR is at execute_location+0xa4/0xb4

 2255 06:27:00.289288  # [   76.218009] pc : [<c4740580>]    lr : [<c1387558>]    psr: 600e0013

 2256 06:27:00.289475  # [   76.226355] sp : c6f73e30  ip : c6f73d38  fp : c6f73e4c

 2257 06:27:00.289550  # [   76.231586] r10: 0000000d  r9 : c1acec10  r8 : c15ead50

 2258 06:27:00.289608  # [   76.236819] r7 : c6f73f60  r6 : 00000001  r5 : c4740580  r4 : c0c5468c

 2259 06:27:00.289665  # [   76.243353] r3 : 961e94e8  r2 : 961e94e8  r1 : ef7965e0  r0 : 0000002b

 2260 06:27:00.289721  # [   76.249891] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2261 06:27:00.331589  # [   76.257034] Control: 10c5387d  Table: 1686c04a  DAC: 00000051

 2262 06:27:00.331681  # [   76.262792] Process cat (pid: 1836, stack limit = 0x2be07ed8)

 2263 06:27:00.331754  # [   76.268546] Stack: (0xc6f73e30 to 0xc6f74000)

 2264 06:27:00.331830  # [   76.272917] 3e20:                                     c4740580 c6b8c000 0000000d c6f73f60

 2265 06:27:00.331896  # [   76.281108] 3e40: c6f73e64 c6f73e50 c0c546dc c13874c0 00000021 c6b8c000 c6f73e74 c6f73e68

 2266 06:27:00.331960  # [   76.289297] 3e60: c0c5391c c0c546b0 c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c69a03c0

 2267 06:27:00.374629  # [   76.297487] 3e80: b6e52000 0000000d c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 2268 06:27:00.374715  # [   76.305676] 3ea0: 00000000 c69a03c0 b6e52000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 2269 06:27:00.374780  # [   76.313865] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 2270 06:27:00.374866  # [   76.322056] 3ee0: b6e52000 00020000 00000004 0000000d 0001fff3 c6f73ee0 00000001 b6e51000

 2271 06:27:00.374950  # [   76.330245] 3f00: c6b07a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2272 06:27:00.417834  # [   76.338434] 3f20: 00000000 00000000 c139ca10 961e94e8 c205e380 c69a03c0 c69a03c0 c6f72000

 2273 06:27:00.417920  # [   76.346623] 3f40: b6e52000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 2274 06:27:00.417989  # [   76.354812] 3f60: 00000000 00000000 c6f73fac 961e94e8 0000000d 0000000d b6f99e00 00000004

 2275 06:27:00.418052  # [   76.363000] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 2276 06:27:00.418113  # [   76.371188] 3fa0: c03000c0 c059b320 0000000d 0000000d 00000001 b6e52000 0000000d 00000000

 2277 06:27:00.461587  # [   76.379375] 3fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bef03ac4

 2278 06:27:00.462051  # [   76.387565] 3fe0: 00000004 bef037f8 b6f03d8f b6e8a7e6 800e0030 00000001 00000000 00000000

 2279 06:27:00.462378  # [   76.395746] Backtrace: 

 2280 06:27:00.462662  # [   76.398220] [<c13874b4>] (execute_location) from [<c0c546dc>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2281 06:27:00.462938  # [   76.406671]  r7:c6f73f60 r6:0000000d r5:c6b8c000 r4:c4740580

 2282 06:27:00.463210  # [   76.412346] [<c0c546a4>] (lkdtm_EXEC_KMALLOC) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2283 06:27:00.463474  # [   76.420704]  r5:c6b8c000 r4:00000021

 2284 06:27:00.504473  # [   76.424293] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2285 06:27:00.504969  # [   76.432314] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2286 06:27:00.505278  # [   76.440245]  r9:c6f73f60 r8:c30e7780 r7:0000000d r6:b6e52000 r5:c69a03c0 r4:c0c53cfc

 2287 06:27:00.505565  # [   76.448007] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2288 06:27:00.505838  # [   76.455849]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e52000 r5:c69a03c0 r4:00000000

 2289 06:27:00.506106  # [   76.463604] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2290 06:27:00.548370  # [   76.470750]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6f72000 r5:c69a03c0

 2291 06:27:00.548864  # [   76.478585]  r4:c69a03c0

 2292 06:27:00.549182  # [   76.481131] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2293 06:27:00.549518  # [   76.488277]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:0000000d r4:0000000d

 2294 06:27:00.549818  # [   76.496036] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2295 06:27:00.550113  # [   76.503612] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 2296 06:27:00.600381  # [   76.508673] 3fa0:                   0000000d 0000000d 00000001 b6e52000 0000000d 00000000

 2297 06:27:00.600906  # [   76.516862] 3fc0: 0000000d 0000000d b6f99e00 00000004 00000001 00000000 00020000 bef03ac4

 2298 06:27:00.601241  # [   76.525047] 3fe0: 00000004 bef037f8 b6f03d8f b6e8a7e6

 2299 06:27:00.601549  # [   76.530111] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 

 2300 06:27:00.601845  # [   76.536221] ---[ end trace 10039795b0cb1a4d ]---

 2301 06:27:00.602134  # EXEC_KMALLOC: missing 'call trace:': [FAIL]

 2302 06:27:00.602417  not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1

 2303 06:27:00.602700  # selftests: lkdtm: EXEC_VMALLOC.sh

 2304 06:27:00.651115  [   77.097731] lkdtm: Performing direct entry EXEC_VMALLOC

 2305 06:27:00.651601  [   77.103162] lkdtm: attempting ok execution at c0c5468c

 2306 06:27:00.651944  [   77.108320] lkdtm: attempting bad execution at f0980000

 2307 06:27:00.652267  [   77.113685] 8<--- cut here ---

 2308 06:27:00.652563  [   77.116760] Unable to handle kernel paging request at virtual address f0980000

 2309 06:27:00.652856  [   77.124068] pgd = 7f8f3873

 2310 06:27:00.653141  [   77.126795] [f0980000] *pgd=12949811, *pte=4b85e65f, *ppte=4b85e45f

 2311 06:27:00.653426  [   77.133150] Internal error: Oops: 8000000f [#6] SMP ARM

 2312 06:27:00.694303  [   77.138388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2313 06:27:00.694839  [   77.167472] CPU: 0 PID: 1913 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2314 06:27:00.695185  [   77.175222] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2315 06:27:00.695498  [   77.181762] PC is at 0xf0980000

 2316 06:27:00.737491  [   77.184924] LR is at execute_location+0xa4/0xb4

 2317 06:27:00.738008  [   77.189464] pc : [<f0980000>]    lr : [<c1387558>]    psr: 600e0013

 2318 06:27:00.738350  [   77.195738] sp : c6d97e30  ip : c6d97d38  fp : c6d97e4c

 2319 06:27:00.738661  [   77.200971] r10: 0000000d  r9 : c1acec20  r8 : c15ead50

 2320 06:27:00.738961  [   77.206204] r7 : c6d97f60  r6 : 00000001  r5 : f0980000  r4 : c0c5468c

 2321 06:27:00.739254  [   77.212739] r3 : 36aebd2a  r2 : 36aebd2a  r1 : ef7815e0  r0 : 0000002b

 2322 06:27:00.739539  [   77.219276] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2323 06:27:00.780763  [   77.226420] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 2324 06:27:00.781282  [   77.232175] Process cat (pid: 1913, stack limit = 0x07e1a550)

 2325 06:27:00.781622  [   77.237930] Stack: (0xc6d97e30 to 0xc6d98000)

 2326 06:27:00.781936  [   77.242298] 7e20:                                     f0980000 c5815000 0000000d c6d97f60

 2327 06:27:00.782236  [   77.250489] 7e40: c6d97e64 c6d97e50 c0c54710 c13874c0 00000022 c5815000 c6d97e74 c6d97e68

 2328 06:27:00.782528  [   77.258678] 7e60: c0c5391c c0c546f4 c6d97e9c c6d97e78 c0c53e1c c0c538fc c0c53cfc c5aa6dc0

 2329 06:27:00.824290  [   77.266868] 7e80: b6e98000 0000000d c30e7780 c6d97f60 c6d97ec4 c6d97ea0 c07e066c c0c53d08

 2330 06:27:00.824807  [   77.275056] 7ea0: 00000000 c5aa6dc0 b6e98000 c2815800 c6d97f60 c07e0608 c6d97f5c c6d97ec8

 2331 06:27:00.825159  [   77.283246] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6d96000

 2332 06:27:00.825472  [   77.291434] 7ee0: b6e98000 00020000 00000004 0000000d 0001fff3 c6d97ee0 00000001 b6e97000

 2333 06:27:00.825767  [   77.299623] 7f00: c69a0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2334 06:27:00.868367  [   77.307813] 7f20: 00000000 00000000 c139ca10 36aebd2a c205e380 c5aa6dc0 c5aa6dc0 c6d96000

 2335 06:27:00.868889  [   77.316002] 7f40: b6e98000 00000000 00000000 00000004 c6d97f94 c6d97f60 c059b29c c059abf0

 2336 06:27:00.869235  [   77.324191] 7f60: 00000000 00000000 c6d97fac 36aebd2a 0000000d 0000000d b6fdfe00 00000004

 2337 06:27:00.869546  [   77.332381] 7f80: c03002e4 c6d96000 c6d97fa4 c6d97f98 c059b32c c059b234 00000000 c6d97fa8

 2338 06:27:00.869846  [   77.340570] 7fa0: c03000c0 c059b320 0000000d 0000000d 00000001 b6e98000 0000000d 00000000

 2339 06:27:00.870141  [   77.348760] 7fc0: 0000000d 0000000d b6fdfe00 00000004 00000001 00000000 00020000 bee44ac4

 2340 06:27:00.912388  [   77.356947] 7fe0: 00000004 bee447f8 b6f49d8f b6ed07e6 800e0030 00000001 00000000 00000000

 2341 06:27:00.912911  [   77.365129] Backtrace: 

 2342 06:27:00.913254  [   77.367603] [<c13874b4>] (execute_location) from [<c0c54710>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2343 06:27:00.913567  [   77.376055]  r7:c6d97f60 r6:0000000d r5:c5815000 r4:f0980000

 2344 06:27:00.913865  [   77.381728] [<c0c546e8>] (lkdtm_EXEC_VMALLOC) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2345 06:27:00.914156  [   77.390086]  r5:c5815000 r4:00000022

 2346 06:27:00.956396  [   77.393675] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2347 06:27:00.956914  [   77.401698] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2348 06:27:00.957261  [   77.409627]  r9:c6d97f60 r8:c30e7780 r7:0000000d r6:b6e98000 r5:c5aa6dc0 r4:c0c53cfc

 2349 06:27:00.957574  [   77.417389] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2350 06:27:00.957872  [   77.425232]  r9:c07e0608 r8:c6d97f60 r7:c2815800 r6:b6e98000 r5:c5aa6dc0 r4:00000000

 2351 06:27:00.958163  [   77.432988] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2352 06:27:01.000234  [   77.440134]  r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c6d96000 r5:c5aa6dc0

 2353 06:27:01.000750  [   77.447971]  r4:c5aa6dc0

 2354 06:27:01.001085  [   77.450517] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2355 06:27:01.001392  [   77.457664]  r9:c6d96000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:0000000d r4:0000000d

 2356 06:27:01.001692  [   77.465424] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2357 06:27:01.001984  [   77.472999] Exception stack(0xc6d97fa8 to 0xc6d97ff0)

 2358 06:27:01.002274  [   77.478061] 7fa0:                   0000000d 0000000d 00000001 b6e98000 0000000d 00000000

 2359 06:27:01.043998  [   77.486249] 7fc0: 0000000d 0000000d b6fdfe00 00000004 00000001 00000000 00020000 bee44ac4

 2360 06:27:01.044150  [   77.494435] 7fe0: 00000004 bee447f8 b6f49d8f b6ed07e6

 2361 06:27:01.044216  [   77.499502] Code: bad PC value

 2362 06:27:01.044276  [   77.502622] ---[ end trace 10039795b0cb1a4e ]---

 2363 06:27:01.044334  # Segmentation fault

 2364 06:27:01.175805  # [   77.097731] lkdtm: Performing direct entry EXEC_VMALLOC

 2365 06:27:01.175987  # [   77.103162] lkdtm: attempting ok execution at c0c5468c

 2366 06:27:01.176053  # [   77.108320] lkdtm: attempting bad execution at f0980000

 2367 06:27:01.176141  # [   77.113685] 8<--- cut here ---

 2368 06:27:01.176225  # [   77.116760] Unable to handle kernel paging request at virtual address f0980000

 2369 06:27:01.176296  # [   77.124068] pgd = 7f8f3873

 2370 06:27:01.176385  # [   77.126795] [f0980000] *pgd=12949811, *pte=4b85e65f, *ppte=4b85e45f

 2371 06:27:01.176440  # [   77.133150] Internal error: Oops: 8000000f [#6] SMP ARM

 2372 06:27:01.218947  # [   77.138388] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2373 06:27:01.219074  # [   77.167472] CPU: 0 PID: 1913 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2374 06:27:01.219173  # [   77.175222] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2375 06:27:01.261789  # [   77.181762] PC is at 0xf0980000

 2376 06:27:01.261871  # [   77.184924] LR is at execute_location+0xa4/0xb4

 2377 06:27:01.261937  # [   77.189464] pc : [<f0980000>]    lr : [<c1387558>]    psr: 600e0013

 2378 06:27:01.261998  # [   77.195738] sp : c6d97e30  ip : c6d97d38  fp : c6d97e4c

 2379 06:27:01.262056  # [   77.200971] r10: 0000000d  r9 : c1acec20  r8 : c15ead50

 2380 06:27:01.262113  # [   77.206204] r7 : c6d97f60  r6 : 00000001  r5 : f0980000  r4 : c0c5468c

 2381 06:27:01.262168  # [   77.212739] r3 : 36aebd2a  r2 : 36aebd2a  r1 : ef7815e0  r0 : 0000002b

 2382 06:27:01.304946  # [   77.219276] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2383 06:27:01.305028  # [   77.226420] Control: 10c5387d  Table: 1686804a  DAC: 00000051

 2384 06:27:01.305093  # [   77.232175] Process cat (pid: 1913, stack limit = 0x07e1a550)

 2385 06:27:01.305153  # [   77.237930] Stack: (0xc6d97e30 to 0xc6d98000)

 2386 06:27:01.305212  # [   77.242298] 7e20:                                     f0980000 c5815000 0000000d c6d97f60

 2387 06:27:01.305269  # [   77.250489] 7e40: c6d97e64 c6d97e50 c0c54710 c13874c0 00000022 c5815000 c6d97e74 c6d97e68

 2388 06:27:01.305325  # [   77.258678] 7e60: c0c5391c c0c546f4 c6d97e9c c6d97e78 c0c53e1c c0c538fc c0c53cfc c5aa6dc0

 2389 06:27:01.348272  # [   77.266868] 7e80: b6e98000 0000000d c30e7780 c6d97f60 c6d97ec4 c6d97ea0 c07e066c c0c53d08

 2390 06:27:01.348533  # [   77.275056] 7ea0: 00000000 c5aa6dc0 b6e98000 c2815800 c6d97f60 c07e0608 c6d97f5c c6d97ec8

 2391 06:27:01.348690  # [   77.283246] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6d96000

 2392 06:27:01.348842  # [   77.291434] 7ee0: b6e98000 00020000 00000004 0000000d 0001fff3 c6d97ee0 00000001 b6e97000

 2393 06:27:01.348977  # [   77.299623] 7f00: c69a0640 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2394 06:27:01.392369  # [   77.307813] 7f20: 00000000 00000000 c139ca10 36aebd2a c205e380 c5aa6dc0 c5aa6dc0 c6d96000

 2395 06:27:01.392860  # [   77.316002] 7f40: b6e98000 00000000 00000000 00000004 c6d97f94 c6d97f60 c059b29c c059abf0

 2396 06:27:01.393178  # [   77.324191] 7f60: 00000000 00000000 c6d97fac 36aebd2a 0000000d 0000000d b6fdfe00 00000004

 2397 06:27:01.393464  # [   77.332381] 7f80: c03002e4 c6d96000 c6d97fa4 c6d97f98 c059b32c c059b234 00000000 c6d97fa8

 2398 06:27:01.393738  # [   77.340570] 7fa0: c03000c0 c059b320 0000000d 0000000d 00000001 b6e98000 0000000d 00000000

 2399 06:27:01.436360  # [   77.348760] 7fc0: 0000000d 0000000d b6fdfe00 00000004 00000001 00000000 00020000 bee44ac4

 2400 06:27:01.436852  # [   77.356947] 7fe0: 00000004 bee447f8 b6f49d8f b6ed07e6 800e0030 00000001 00000000 00000000

 2401 06:27:01.437170  # [   77.365129] Backtrace: 

 2402 06:27:01.437503  # [   77.367603] [<c13874b4>] (execute_location) from [<c0c54710>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2403 06:27:01.437797  # [   77.376055]  r7:c6d97f60 r6:0000000d r5:c5815000 r4:f0980000

 2404 06:27:01.438088  # [   77.381728] [<c0c546e8>] (lkdtm_EXEC_VMALLOC) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2405 06:27:01.438372  # [   77.390086]  r5:c5815000 r4:00000022

 2406 06:27:01.480182  # [   77.393675] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2407 06:27:01.480675  # [   77.401698] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2408 06:27:01.480986  # [   77.409627]  r9:c6d97f60 r8:c30e7780 r7:0000000d r6:b6e98000 r5:c5aa6dc0 r4:c0c53cfc

 2409 06:27:01.481273  # [   77.417389] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2410 06:27:01.481545  # [   77.425232]  r9:c07e0608 r8:c6d97f60 r7:c2815800 r6:b6e98000 r5:c5aa6dc0 r4:00000000

 2411 06:27:01.524446  # [   77.432988] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2412 06:27:01.524971  # [   77.440134]  r10:00000004 r9:00000000 r8:00000000 r7:b6e98000 r6:c6d96000 r5:c5aa6dc0

 2413 06:27:01.525315  # [   77.447971]  r4:c5aa6dc0

 2414 06:27:01.525625  # [   77.450517] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2415 06:27:01.525922  # [   77.457664]  r9:c6d96000 r8:c03002e4 r7:00000004 r6:b6fdfe00 r5:0000000d r4:0000000d

 2416 06:27:01.526214  # [   77.465424] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2417 06:27:01.526499  # [   77.472999] Exception stack(0xc6d97fa8 to 0xc6d97ff0)

 2418 06:27:01.574132  # [   77.478061] 7fa0:                   0000000d 0000000d 00000001 b6e98000 0000000d 00000000

 2419 06:27:01.574666  # [   77.486249] 7fc0: 0000000d 0000000d b6fdfe00 00000004 00000001 00000000 00020000 bee44ac4

 2420 06:27:01.575004  # [   77.494435] 7fe0: 00000004 bee447f8 b6f49d8f b6ed07e6

 2421 06:27:01.575319  # [   77.499502] Code: bad PC value

 2422 06:27:01.575620  # [   77.502622] ---[ end trace 10039795b0cb1a4e ]---

 2423 06:27:01.575948  # EXEC_VMALLOC: missing 'call trace:': [FAIL]

 2424 06:27:01.576242  not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1

 2425 06:27:01.576528  # selftests: lkdtm: EXEC_RODATA.sh

 2426 06:27:01.637561  [   78.084591] lkdtm: Performing direct entry EXEC_RODATA

 2427 06:27:01.638083  [   78.089784] lkdtm: attempting ok execution at c0c5468c

 2428 06:27:01.638418  [   78.095074] lkdtm: attempting bad execution at c15eafec

 2429 06:27:01.638724  [   78.100417] 8<--- cut here ---

 2430 06:27:01.639019  [   78.103500] Unable to handle kernel paging request at virtual address c15eafec

 2431 06:27:01.639309  [   78.110740] pgd = 7f97e61f

 2432 06:27:01.639590  [   78.113456] [c15eafec] *pgd=1141941e(bad)

 2433 06:27:01.639903  [   78.117494] Internal error: Oops: 8000000d [#7] SMP ARM

 2434 06:27:01.680797  [   78.122731] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2435 06:27:01.681332  [   78.151813] CPU: 3 PID: 1990 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2436 06:27:01.681675  [   78.159564] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2437 06:27:01.681985  [   78.166111] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2438 06:27:01.724323  [   78.171181] LR is at execute_location+0xa4/0xb4

 2439 06:27:01.724847  [   78.175721] pc : [<c15eafec>]    lr : [<c1387558>]    psr: 600e0013

 2440 06:27:01.725187  [   78.181997] sp : c6969e38  ip : c6969d40  fp : c6969e54

 2441 06:27:01.725496  [   78.187229] r10: 0000000c  r9 : c1acec30  r8 : c15ead50

 2442 06:27:01.725796  [   78.192461] r7 : c6969f60  r6 : 00000000  r5 : c15eafec  r4 : c0c5468c

 2443 06:27:01.726085  [   78.198996] r3 : b78675da  r2 : b78675da  r1 : ef7c05e0  r0 : 0000002b

 2444 06:27:01.726371  [   78.205532] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2445 06:27:01.768337  [   78.212676] Control: 10c5387d  Table: 16fc004a  DAC: 00000051

 2446 06:27:01.768862  [   78.218429] Process cat (pid: 1990, stack limit = 0x95b07a80)

 2447 06:27:01.769205  [   78.224185] Stack: (0xc6969e38 to 0xc696a000)

 2448 06:27:01.769513  [   78.228553] 9e20:                                                       00000023 c6b57000

 2449 06:27:01.769813  [   78.236743] 9e40: 0000000c c6969f60 c6969e64 c6969e58 c1387740 c13874c0 c6969e74 c6969e68

 2450 06:27:01.770108  [   78.244933] 9e60: c0c5391c c1387728 c6969e9c c6969e78 c0c53e1c c0c538fc c0c53cfc c5b94b40

 2451 06:27:01.812412  [   78.253122] 9e80: b6e1d000 0000000c c30e7780 c6969f60 c6969ec4 c6969ea0 c07e066c c0c53d08

 2452 06:27:01.812939  [   78.261310] 9ea0: 00000000 c5b94b40 b6e1d000 c2815800 c6969f60 c07e0608 c6969f5c c6969ec8

 2453 06:27:01.813285  [   78.269498] 9ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6968000

 2454 06:27:01.813595  [   78.277688] 9ee0: b6e1d000 00020000 00000004 0000000c 0001fff4 c6969ee0 00000001 b6e1c000

 2455 06:27:01.813888  [   78.285876] 9f00: c69a0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2456 06:27:01.855997  [   78.294065] 9f20: 00000000 00000000 c139ca10 b78675da c205e380 c5b94b40 c5b94b40 c6968000

 2457 06:27:01.856191  [   78.302254] 9f40: b6e1d000 00000000 00000000 00000004 c6969f94 c6969f60 c059b29c c059abf0

 2458 06:27:01.856287  [   78.310445] 9f60: 00000000 00000000 c6969fac b78675da 0000000c 0000000c b6f64e00 00000004

 2459 06:27:01.856373  [   78.318634] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059b32c c059b234 00000000 c6969fa8

 2460 06:27:01.856455  [   78.326821] 9fa0: c03000c0 c059b320 0000000c 0000000c 00000001 b6e1d000 0000000c 00000000

 2461 06:27:01.856536  [   78.335011] 9fc0: 0000000c 0000000c b6f64e00 00000004 00000001 00000000 00020000 bebe8ac4

 2462 06:27:01.900329  [   78.343199] 9fe0: 00000004 bebe87f8 b6eced8f b6e557e6 800e0030 00000001 00000000 00000000

 2463 06:27:01.900674  [   78.351380] Backtrace: 

 2464 06:27:01.900881  [   78.353852] [<c13874b4>] (execute_location) from [<c1387740>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2465 06:27:01.901071  [   78.362216]  r7:c6969f60 r6:0000000c r5:c6b57000 r4:00000023

 2466 06:27:01.901252  [   78.367893] [<c138771c>] (lkdtm_EXEC_RODATA) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2467 06:27:01.901430  [   78.376171] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2468 06:27:01.944347  [   78.384193] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2469 06:27:01.944866  [   78.392122]  r9:c6969f60 r8:c30e7780 r7:0000000c r6:b6e1d000 r5:c5b94b40 r4:c0c53cfc

 2470 06:27:01.945205  [   78.399885] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2471 06:27:01.945513  [   78.407731]  r9:c07e0608 r8:c6969f60 r7:c2815800 r6:b6e1d000 r5:c5b94b40 r4:00000000

 2472 06:27:01.945809  [   78.415490] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2473 06:27:01.946099  [   78.422637]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6968000 r5:c5b94b40

 2474 06:27:01.988425  [   78.430473]  r4:c5b94b40

 2475 06:27:01.988941  [   78.433020] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2476 06:27:01.989284  [   78.440167]  r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:0000000c r4:0000000c

 2477 06:27:01.989592  [   78.447928] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2478 06:27:01.989883  [   78.455504] Exception stack(0xc6969fa8 to 0xc6969ff0)

 2479 06:27:01.990184  [   78.460567] 9fa0:                   0000000c 0000000c 00000001 b6e1d000 0000000c 00000000

 2480 06:27:02.031998  [   78.468756] 9fc0: 0000000c 0000000c b6f64e00 00000004 00000001 00000000 00020000 bebe8ac4

 2481 06:27:02.032168  [   78.476940] 9fe0: 00000004 bebe87f8 b6eced8f b6e557e6

 2482 06:27:02.032234  [   78.482003] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2483 06:27:02.032293  [   78.488112] ---[ end trace 10039795b0cb1a4f ]---

 2484 06:27:02.032350  # Segmentation fault

 2485 06:27:02.173109  # [   78.084591] lkdtm: Performing direct entry EXEC_RODATA

 2486 06:27:02.173303  # [   78.089784] lkdtm: attempting ok execution at c0c5468c

 2487 06:27:02.173417  # [   78.095074] lkdtm: attempting bad execution at c15eafec

 2488 06:27:02.173507  # [   78.100417] 8<--- cut here ---

 2489 06:27:02.173593  # [   78.103500] Unable to handle kernel paging request at virtual address c15eafec

 2490 06:27:02.173681  # [   78.110740] pgd = 7f97e61f

 2491 06:27:02.173762  # [   78.113456] [c15eafec] *pgd=1141941e(bad)

 2492 06:27:02.173853  # [   78.117494] Internal error: Oops: 8000000d [#7] SMP ARM

 2493 06:27:02.220181  # [   78.122731] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2494 06:27:02.220552  # [   78.151813] CPU: 3 PID: 1990 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2495 06:27:02.220861  # [   78.159564] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2496 06:27:02.267901  # [   78.166111] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2497 06:27:02.267981  # [   78.171181] LR is at execute_location+0xa4/0xb4

 2498 06:27:02.268066  # [   78.175721] pc : [<c15eafec>]    lr : [<c1387558>]    psr: 600e0013

 2499 06:27:02.268139  # [   78.181997] sp : c6969e38  ip : c6969d40  fp : c6969e54

 2500 06:27:02.268214  # [   78.187229] r10: 0000000c  r9 : c1acec30  r8 : c15ead50

 2501 06:27:02.268284  # [   78.192461] r7 : c6969f60  r6 : 00000000  r5 : c15eafec  r4 : c0c5468c

 2502 06:27:02.268355  # [   78.198996] r3 : b78675da  r2 : b78675da  r1 : ef7c05e0  r0 : 0000002b

 2503 06:27:02.312413  # [   78.205532] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2504 06:27:02.312905  # [   78.212676] Control: 10c5387d  Table: 16fc004a  DAC: 00000051

 2505 06:27:02.313222  # [   78.218429] Process cat (pid: 1990, stack limit = 0x95b07a80)

 2506 06:27:02.313508  # [   78.224185] Stack: (0xc6969e38 to 0xc696a000)

 2507 06:27:02.313781  # [   78.228553] 9e20:                                                       00000023 c6b57000

 2508 06:27:02.314050  # [   78.236743] 9e40: 0000000c c6969f60 c6969e64 c6969e58 c1387740 c13874c0 c6969e74 c6969e68

 2509 06:27:02.314312  # [   78.244933] 9e60: c0c5391c c1387728 c6969e9c c6969e78 c0c53e1c c0c538fc c0c53cfc c5b94b40

 2510 06:27:02.356244  # [   78.253122] 9e80: b6e1d000 0000000c c30e7780 c6969f60 c6969ec4 c6969ea0 c07e066c c0c53d08

 2511 06:27:02.356734  # [   78.261310] 9ea0: 00000000 c5b94b40 b6e1d000 c2815800 c6969f60 c07e0608 c6969f5c c6969ec8

 2512 06:27:02.357042  # [   78.269498] 9ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6968000

 2513 06:27:02.357330  # [   78.277688] 9ee0: b6e1d000 00020000 00000004 0000000c 0001fff4 c6969ee0 00000001 b6e1c000

 2514 06:27:02.357603  # [   78.285876] 9f00: c69a0780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2515 06:27:02.400289  # [   78.294065] 9f20: 00000000 00000000 c139ca10 b78675da c205e380 c5b94b40 c5b94b40 c6968000

 2516 06:27:02.400825  # [   78.302254] 9f40: b6e1d000 00000000 00000000 00000004 c6969f94 c6969f60 c059b29c c059abf0

 2517 06:27:02.401182  # [   78.310445] 9f60: 00000000 00000000 c6969fac b78675da 0000000c 0000000c b6f64e00 00000004

 2518 06:27:02.401493  # [   78.318634] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059b32c c059b234 00000000 c6969fa8

 2519 06:27:02.401791  # [   78.326821] 9fa0: c03000c0 c059b320 0000000c 0000000c 00000001 b6e1d000 0000000c 00000000

 2520 06:27:02.444298  # [   78.335011] 9fc0: 0000000c 0000000c b6f64e00 00000004 00000001 00000000 00020000 bebe8ac4

 2521 06:27:02.444840  # [   78.343199] 9fe0: 00000004 bebe87f8 b6eced8f b6e557e6 800e0030 00000001 00000000 00000000

 2522 06:27:02.445197  # [   78.351380] Backtrace: 

 2523 06:27:02.445508  # [   78.353852] [<c13874b4>] (execute_location) from [<c1387740>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2524 06:27:02.445810  # [   78.362216]  r7:c6969f60 r6:0000000c r5:c6b57000 r4:00000023

 2525 06:27:02.446104  # [   78.367893] [<c138771c>] (lkdtm_EXEC_RODATA) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2526 06:27:02.488435  # [   78.376171] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2527 06:27:02.488963  # [   78.384193] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2528 06:27:02.489312  # [   78.392122]  r9:c6969f60 r8:c30e7780 r7:0000000c r6:b6e1d000 r5:c5b94b40 r4:c0c53cfc

 2529 06:27:02.489629  # [   78.399885] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2530 06:27:02.489934  # [   78.407731]  r9:c07e0608 r8:c6969f60 r7:c2815800 r6:b6e1d000 r5:c5b94b40 r4:00000000

 2531 06:27:02.490231  # [   78.415490] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2532 06:27:02.532251  # [   78.422637]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c6968000 r5:c5b94b40

 2533 06:27:02.532769  # [   78.430473]  r4:c5b94b40

 2534 06:27:02.533108  # [   78.433020] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2535 06:27:02.533423  # [   78.440167]  r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:0000000c r4:0000000c

 2536 06:27:02.533723  # [   78.447928] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2537 06:27:02.534015  # [   78.455504] Exception stack(0xc6969fa8 to 0xc6969ff0)

 2538 06:27:02.576533  # [   78.460567] 9fa0:                   0000000c 0000000c 00000001 b6e1d000 0000000c 00000000

 2539 06:27:02.577060  # [   78.468756] 9fc0: 0000000c 0000000c b6f64e00 00000004 00000001 00000000 00020000 bebe8ac4

 2540 06:27:02.577404  # [   78.476940] 9fe0: 00000004 bebe87f8 b6eced8f b6e557e6

 2541 06:27:02.577714  # [   78.482003] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2542 06:27:02.578014  # [   78[   79.031514] lkdtm: Performing direct entry EXEC_USERSPACE

 2543 06:27:02.578306  .488112] ---[ end trace 10039795b[   79.038433] lkdtm: attempting ok execution at c0c5468c

 2544 06:27:02.578598  0cb1a4f ]---

 2545 06:27:02.620525  # EXEC_RODATA: miss[   79.046630] lkdtm: attempting bad execution at b6f7a000

 2546 06:27:02.621052  ing 'call trace:': [FAIL]

 2547 06:27:02.621395  not ok[   79.054581] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f7a000

 2548 06:27:02.621715   34 selftests: lkdtm:[  E X E7C9_064501] Internal error: : b [#8] SMP ARM

 2549 06:27:02.622014  RODATA.sh # exit=1

 2550 06:27:02.664406  # selftests: [   79.071023] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2551 06:27:02.664944  lkdtm: EXEC_USERSPACE.s[h 

 2552 06:27:02.665291   

 2553 06:27:02.665600   79.102728] CPU: 2 PID: 2066 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2554 06:27:02.665905  [   79.112718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2555 06:27:02.666195  [   79.119261] PC is at 0xb6f7a000

 2556 06:27:02.666479  [   79.122418] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2557 06:27:02.666760  [   79.127303] pc : [<b6f7a000>]    lr : [<c0c547e0>]    psr: 600e0013

 2558 06:27:02.708541  [   79.133577] sp : c6969e48  ip : c6969d50  fp : c6969e64

 2559 06:27:02.709070  [   79.138810] r10: 0000000f  r9 : c1acec3c  r8 : c15ead50

 2560 06:27:02.709420  [   79.144041] r7 : c6969f60  r6 : 0000000f  r5 : c5a1a000  r4 : b6f7a000

 2561 06:27:02.709732  [   79.150576] r3 : aa59d2eb  r2 : aa59d2eb  r1 : ef7ab5e0  r0 : 0000002b

 2562 06:27:02.710032  [   79.157113] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2563 06:27:02.710328  [   79.164258] Control: 10c5387d  Table: 16e3004a  DAC: 00000051

 2564 06:27:02.710615  [   79.170013] Process cat (pid: 2066, stack limit = 0x95b07a80)

 2565 06:27:02.710897  [   79.175767] Stack: (0xc6969e48 to 0xc696a000)

 2566 06:27:02.752531  [   79.180138] 9e40:                   00000001 00000000 0000000f 00000024 c6969e74 c6969e68

 2567 06:27:02.753023  [   79.188329] 9e60: c0c5391c c0c54728 c6969e9c c6969e78 c0c53e1c c0c538fc c0c53cfc c5b2b7c0

 2568 06:27:02.753367  [   79.196517] 9e80: b6e34000 0000000f c30e7780 c6969f60 c6969ec4 c6969ea0 c07e066c c0c53d08

 2569 06:27:02.753676  [   79.204706] 9ea0: 00000000 c5b2b7c0 b6e34000 c2815800 c6969f60 c07e0608 c6969f5c c6969ec8

 2570 06:27:02.753976  [   79.212895] 9ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6968000

 2571 06:27:02.796536  [   79.221084] 9ee0: b6e34000 00020000 00000004 0000000f 0001fff1 c6969ee0 00000001 b6e33000

 2572 06:27:02.797059  [   79.229271] 9f00: c5b94dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2573 06:27:02.797401  [   79.237460] 9f20: 00000000 00000000 c139ca10 aa59d2eb c205e380 c5b2b7c0 c5b2b7c0 c6968000

 2574 06:27:02.797712  [   79.245648] 9f40: b6e34000 00000000 00000000 00000004 c6969f94 c6969f60 c059b29c c059abf0

 2575 06:27:02.798009  [   79.253839] 9f60: 00000000 00000000 c6969fac aa59d2eb 0000000f 0000000f b6f7be00 00000004

 2576 06:27:02.840424  [   79.262028] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059b32c c059b234 00000000 c6969fa8

 2577 06:27:02.840954  [   79.270216] 9fa0: c03000c0 c059b320 0000000f 0000000f 00000001 b6e34000 0000000f 00000000

 2578 06:27:02.841300  [   79.278407] 9fc0: 0000000f 0000000f b6f7be00 00000004 00000001 00000000 00020000 bebadac4

 2579 06:27:02.841610  [   79.286594] 9fe0: 00000004 bebad7f8 b6ee5d8f b6e6c7e6 800e0030 00000001 00000000 00000000

 2580 06:27:02.841906  [   79.294776] Backtrace: 

 2581 06:27:02.842197  [   79.297247] [<c0c5471c>] (lkdtm_EXEC_USERSPACE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2582 06:27:02.842487  [   79.305780]  r4:00000024

 2583 06:27:02.884566  [   79.308329] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2584 06:27:02.885058  [   79.316354] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2585 06:27:02.885375  [   79.324285]  r9:c6969f60 r8:c30e7780 r7:0000000f r6:b6e34000 r5:c5b2b7c0 r4:c0c53cfc

 2586 06:27:02.885664  [   79.332046] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2587 06:27:02.885941  [   79.339886]  r9:c07e0608 r8:c6969f60 r7:c2815800 r6:b6e34000 r5:c5b2b7c0 r4:00000000

 2588 06:27:02.928542  [   79.347642] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2589 06:27:02.929071  [   79.354788]  r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c6968000 r5:c5b2b7c0

 2590 06:27:02.929411  [   79.362624]  r4:c5b2b7c0

 2591 06:27:02.929719  [   79.365173] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2592 06:27:02.930019  [   79.372319]  r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000f r4:0000000f

 2593 06:27:02.930308  [   79.380079] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2594 06:27:02.930594  [   79.387655] Exception stack(0xc6969fa8 to 0xc6969ff0)

 2595 06:27:02.972017  [   79.392717] 9fa0:                   0000000f 0000000f 00000001 b6e34000 0000000f 00000000

 2596 06:27:02.972198  [   79.400906] 9fc0: 0000000f 0000000f b6f7be00 00000004 00000001 00000000 00020000 bebadac4

 2597 06:27:02.972289  [   79.409091] 9fe0: 00000004 bebad7f8 b6ee5d8f b6e6c7e6

 2598 06:27:02.972350  [   79.414157] Code: bad PC value

 2599 06:27:02.972406  [   79.417228] ---[ end trace 10039795b0cb1a50 ]---

 2600 06:27:02.972490  # Segmentation fault

 2601 06:27:03.114711  # [   79.031514] lkdtm: Performing direct entry EXEC_USERSPACE

 2602 06:27:03.114793  # [   79.038433] lkdtm: attempting ok execution at c0c5468c

 2603 06:27:03.114894  # [   79.046630] lkdtm: attempting bad execution at b6f7a000

 2604 06:27:03.114953  # [   79.054581] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f7a000

 2605 06:27:03.115010  # [   79.064501] Internal error: : b [#8] SMP ARM

 2606 06:27:03.157839  # [   79.071023] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2607 06:27:03.157939  # [   79.102728] CPU: 2 PID: 2066 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2608 06:27:03.158017  # [   79.112718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2609 06:27:03.158107  # [   79.119261] PC is at 0xb6f7a000

 2610 06:27:03.158178  # [   79.122418] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2611 06:27:03.201221  # [   79.127303] pc : [<b6f7a000>]    lr : [<c0c547e0>]    psr: 600e0013

 2612 06:27:03.201578  # [   79.133577] sp : c6969e48  ip : c6969d50  fp : c6969e64

 2613 06:27:03.201858  # [   79.138810] r10: 0000000f  r9 : c1acec3c  r8 : c15ead50

 2614 06:27:03.202122  # [   79.144041] r7 : c6969f60  r6 : 0000000f  r5 : c5a1a000  r4 : b6f7a000

 2615 06:27:03.202374  # [   79.150576] r3 : aa59d2eb  r2 : aa59d2eb  r1 : ef7ab5e0  r0 : 0000002b

 2616 06:27:03.202622  # [   79.157113] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2617 06:27:03.202866  # [   79.164258] Control: 10c5387d  Table: 16e3004a  DAC: 00000051

 2618 06:27:03.244099  # [   79.170013] Process cat (pid: 2066, stack limit = 0x95b07a80)

 2619 06:27:03.244294  # [   79.175767] Stack: (0xc6969e48 to 0xc696a000)

 2620 06:27:03.244389  # [   79.180138] 9e40:                   00000001 00000000 0000000f 00000024 c6969e74 c6969e68

 2621 06:27:03.244477  # [   79.188329] 9e60: c0c5391c c0c54728 c6969e9c c6969e78 c0c53e1c c0c538fc c0c53cfc c5b2b7c0

 2622 06:27:03.244563  # [   79.196517] 9e80: b6e34000 0000000f c30e7780 c6969f60 c6969ec4 c6969ea0 c07e066c c0c53d08

 2623 06:27:03.244646  # [   79.204706] 9ea0: 00000000 c5b2b7c0 b6e34000 c2815800 c6969f60 c07e0608 c6969f5c c6969ec8

 2624 06:27:03.288348  # [   79.212895] 9ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6968000

 2625 06:27:03.288846  # [   79.221084] 9ee0: b6e34000 00020000 00000004 0000000f 0001fff1 c6969ee0 00000001 b6e33000

 2626 06:27:03.289172  # [   79.229271] 9f00: c5b94dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2627 06:27:03.289459  # [   79.237460] 9f20: 00000000 00000000 c139ca10 aa59d2eb c205e380 c5b2b7c0 c5b2b7c0 c6968000

 2628 06:27:03.289731  # [   79.245648] 9f40: b6e34000 00000000 00000000 00000004 c6969f94 c6969f60 c059b29c c059abf0

 2629 06:27:03.332426  # [   79.253839] 9f60: 00000000 00000000 c6969fac aa59d2eb 0000000f 0000000f b6f7be00 00000004

 2630 06:27:03.332981  # [   79.262028] 9f80: c03002e4 c6968000 c6969fa4 c6969f98 c059b32c c059b234 00000000 c6969fa8

 2631 06:27:03.333474  # [   79.270216] 9fa0: c03000c0 c059b320 0000000f 0000000f 00000001 b6e34000 0000000f 00000000

 2632 06:27:03.333903  # [   79.278407] 9fc0: 0000000f 0000000f b6f7be00 00000004 00000001 00000000 00020000 bebadac4

 2633 06:27:03.334322  # [   79.286594] 9fe0: 00000004 bebad7f8 b6ee5d8f b6e6c7e6 800e0030 00000001 00000000 00000000

 2634 06:27:03.334731  # [   79.294776] Backtrace: 

 2635 06:27:03.376297  # [   79.297247] [<c0c5471c>] (lkdtm_EXEC_USERSPACE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2636 06:27:03.376844  # [   79.305780]  r4:00000024

 2637 06:27:03.377310  # [   79.308329] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2638 06:27:03.377738  # [   79.316354] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2639 06:27:03.378152  # [   79.324285]  r9:c6969f60 r8:c30e7780 r7:0000000f r6:b6e34000 r5:c5b2b7c0 r4:c0c53cfc

 2640 06:27:03.378564  # [   79.332046] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2641 06:27:03.420454  # [   79.339886]  r9:c07e0608 r8:c6969f60 r7:c2815800 r6:b6e34000 r5:c5b2b7c0 r4:00000000

 2642 06:27:03.421004  # [   79.347642] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2643 06:27:03.421469  # [   79.354788]  r10:00000004 r9:00000000 r8:00000000 r7:b6e34000 r6:c6968000 r5:c5b2b7c0

 2644 06:27:03.421982  # [   79.362624]  r4:c5b2b7c0

 2645 06:27:03.422400  # [   79.365173] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2646 06:27:03.422809  # [   79.372319]  r9:c6968000 r8:c03002e4 r7:00000004 r6:b6f7be00 r5:0000000f r4:0000000f

 2647 06:27:03.464203  # [   79.380079] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2648 06:27:03.464759  # [   79.387655] Exception stack(0xc6969fa8 to 0xc6969ff0)

 2649 06:27:03.465213  # [   79.392717] 9fa0:                   0000000f 0000000f 00000001 b6e34000 0000000f 00000000

 2650 06:27:03.465638  # [   79.400906] 9fc0: 0000000f 0000000f b6f7be00 00000004 00000001 00000000 00020000 bebadac4

 2651 06:27:03.466051  # [   79.409091] 9fe0: 00000004 bebad7f8 b6ee5d8f b6e6c7e6

 2652 06:27:03.466547  # [   79.414157] Code: bad PC value

 2653 06:27:03.466952  # [   79.417228] ---[ end trace 10039795b0cb1a50 ]---

 2654 06:27:03.467350  # EXEC_USERSPACE: missing 'call trace:': [FAIL]

 2655 06:27:03.508307  not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1

 2656 06:27:03.508850  # selftests: lkdtm: EXEC_NULL.sh

 2657 06:27:03.521112  [   79.968021] lkdtm: Performing direct entry EXEC_NULL

 2658 06:27:03.521652  [   79.973072] lkdtm: attempting ok execution at c0c5468c

 2659 06:27:03.522103  [   79.978226] lkdtm: attempting bad execution at 00000000

 2660 06:27:03.522525  [   79.983525] 8<--- cut here ---

 2661 06:27:03.522933  [   79.986600] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2662 06:27:03.523341  [   79.994801] pgd = 04fd254d

 2663 06:27:03.523744  [   79.997526] [00000000] *pgd=00000000

 2664 06:27:03.524273  [   80.001172] Internal error: Oops: 80000005 [#9] SMP ARM

 2665 06:27:03.564529  [   80.006408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2666 06:27:03.565079  [   80.035493] CPU: 0 PID: 2137 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2667 06:27:03.565537  [   80.043245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2668 06:27:03.565959  [   80.049785] PC is at 0x0

 2669 06:27:03.608377  [   80.052339] LR is at execute_location+0xa4/0xb4

 2670 06:27:03.608919  [   80.056879] pc : [<00000000>]    lr : [<c1387558>]    psr: 600e0013

 2671 06:27:03.609385  [   80.063154] sp : c6de7e38  ip : c6de7d40  fp : c6de7e54

 2672 06:27:03.609814  [   80.068387] r10: 0000000a  r9 : c1acec4c  r8 : c15ead50

 2673 06:27:03.610228  [   80.073620] r7 : c6de7f60  r6 : 00000000  r5 : 00000000  r4 : c0c5468c

 2674 06:27:03.610726  [   80.080154] r3 : f121e07c  r2 : f121e07c  r1 : ef7815e0  r0 : 0000002b

 2675 06:27:03.611129  [   80.086690] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2676 06:27:03.652435  [   80.093834] Control: 10c5387d  Table: 16f7404a  DAC: 00000051

 2677 06:27:03.652980  [   80.099588] Process cat (pid: 2137, stack limit = 0x8bea7d3b)

 2678 06:27:03.653442  [   80.105343] Stack: (0xc6de7e38 to 0xc6de8000)

 2679 06:27:03.653865  [   80.109710] 7e20:                                                       00000025 c5815000

 2680 06:27:03.654279  [   80.117900] 7e40: 0000000a c6de7f60 c6de7e64 c6de7e58 c1387764 c13874c0 c6de7e74 c6de7e68

 2681 06:27:03.654684  [   80.126088] 7e60: c0c5391c c1387750 c6de7e9c c6de7e78 c0c53e1c c0c538fc c0c53cfc c6b06000

 2682 06:27:03.696456  [   80.134278] 7e80: b6e0b000 0000000a c30e7780 c6de7f60 c6de7ec4 c6de7ea0 c07e066c c0c53d08

 2683 06:27:03.696999  [   80.142467] 7ea0: 00000000 c6b06000 b6e0b000 c2815800 c6de7f60 c07e0608 c6de7f5c c6de7ec8

 2684 06:27:03.697463  [   80.150657] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6de6000

 2685 06:27:03.697889  [   80.158845] 7ee0: b6e0b000 00020000 00000004 0000000a 0001fff6 c6de7ee0 00000001 b6e0a000

 2686 06:27:03.698301  [   80.167034] 7f00: c69ff680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2687 06:27:03.698707  [   80.175224] 7f20: 00000000 00000000 c139ca10 f121e07c c205e380 c6b06000 c6b06000 c6de6000

 2688 06:27:03.740433  [   80.183415] 7f40: b6e0b000 00000000 00000000 00000004 c6de7f94 c6de7f60 c059b29c c059abf0

 2689 06:27:03.740981  [   80.191606] 7f60: 00000000 00000000 c6de7fac f121e07c 0000000a 0000000a b6f52e00 00000004

 2690 06:27:03.741447  [   80.199796] 7f80: c03002e4 c6de6000 c6de7fa4 c6de7f98 c059b32c c059b234 00000000 c6de7fa8

 2691 06:27:03.741871  [   80.207984] 7fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6e0b000 0000000a 00000000

 2692 06:27:03.742285  [   80.216172] 7fc0: 0000000a 0000000a b6f52e00 00000004 00000001 00000000 00020000 bec20ac4

 2693 06:27:03.784459  [   80.224360] 7fe0: 00000004 bec207f8 b6ebcd8f b6e437e6 800e0030 00000001 00000000 00000000

 2694 06:27:03.784996  [   80.232542] Backtrace: 

 2695 06:27:03.785455  [   80.235014] [<c13874b4>] (execute_location) from [<c1387764>] (lkdtm_EXEC_NULL+0x20/0x24)

 2696 06:27:03.785884  [   80.243205]  r7:c6de7f60 r6:0000000a r5:c5815000 r4:00000025

 2697 06:27:03.786388  [   80.248884] [<c1387744>] (lkdtm_EXEC_NULL) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2698 06:27:03.786796  [   80.256989] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2699 06:27:03.828252  [   80.265012] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2700 06:27:03.828453  [   80.272940]  r9:c6de7f60 r8:c30e7780 r7:0000000a r6:b6e0b000 r5:c6b06000 r4:c0c53cfc

 2701 06:27:03.828593  [   80.280703] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2702 06:27:03.828718  [   80.288543]  r9:c07e0608 r8:c6de7f60 r7:c2815800 r6:b6e0b000 r5:c6b06000 r4:00000000

 2703 06:27:03.828837  [   80.296298] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2704 06:27:03.828954  [   80.303445]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c6de6000 r5:c6b06000

 2705 06:27:03.829093  [   80.311280]  r4:c6b06000

 2706 06:27:03.872392  [   80.313826] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2707 06:27:03.872678  [   80.320972]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:0000000a r4:0000000a

 2708 06:27:03.872893  [   80.328729] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2709 06:27:03.873085  [   80.336305] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 2710 06:27:03.873269  [   80.341366] 7fa0:                   0000000a 0000000a 00000001 b6e0b000 0000000a 00000000

 2711 06:27:03.916066  [   80.349554] 7fc0: 0000000a 0000000a b6f52e00 00000004 00000001 00000000 00020000 bec20ac4

 2712 06:27:03.916223  [   80.357739] 7fe0: 00000004 bec207f8 b6ebcd8f b6e437e6

 2713 06:27:03.916313  [   80.362804] Code: bad PC value

 2714 06:27:03.916394  [   80.365925] ---[ end trace 10039795b0cb1a51 ]---

 2715 06:27:03.916491  # Segmentation fault

 2716 06:27:04.062978  # [   79.968021] lkdtm: Performing direct entry EXEC_NULL

 2717 06:27:04.063062  # [   79.973072] lkdtm: attempting ok execution at c0c5468c

 2718 06:27:04.063147  # [   79.978226] lkdtm: attempting bad execution at 00000000

 2719 06:27:04.063228  # [   79.983525] 8<--- cut here ---

 2720 06:27:04.063306  # [   79.986600] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2721 06:27:04.063383  # [   79.994801] pgd = 04fd254d

 2722 06:27:04.063476  # [   79.997526] [00000000] *pgd=00000000

 2723 06:27:04.063594  # [   80.001172] Internal error: Oops: 80000005 [#9] SMP ARM

 2724 06:27:04.106445  # [   80.006408] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2725 06:27:04.106827  # [   80.035493] CPU: 0 PID: 2137 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2726 06:27:04.107209  # [   80.043245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2727 06:27:04.107573  # [   80.049785] PC is at 0x0

 2728 06:27:04.149519  # [   80.052339] LR is at execute_location+0xa4/0xb4

 2729 06:27:04.149889  # [   80.056879] pc : [<00000000>]    lr : [<c1387558>]    psr: 600e0013

 2730 06:27:04.150266  # [   80.063154] sp : c6de7e38  ip : c6de7d40  fp : c6de7e54

 2731 06:27:04.150622  # [   80.068387] r10: 0000000a  r9 : c1acec4c  r8 : c15ead50

 2732 06:27:04.150970  # [   80.073620] r7 : c6de7f60  r6 : 00000000  r5 : 00000000  r4 : c0c5468c

 2733 06:27:04.151310  # [   80.080154] r3 : f121e07c  r2 : f121e07c  r1 : ef7815e0  r0 : 0000002b

 2734 06:27:04.151648  # [   80.086690] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2735 06:27:04.192652  # [   80.093834] Control: 10c5387d  Table: 16f7404a  DAC: 00000051

 2736 06:27:04.193023  # [   80.099588] Process cat (pid: 2137, stack limit = 0x8bea7d3b)

 2737 06:27:04.193401  # [   80.105343] Stack: (0xc6de7e38 to 0xc6de8000)

 2738 06:27:04.193757  # [   80.109710] 7e20:                                                       00000025 c5815000

 2739 06:27:04.194106  # [   80.117900] 7e40: 0000000a c6de7f60 c6de7e64 c6de7e58 c1387764 c13874c0 c6de7e74 c6de7e68

 2740 06:27:04.194451  # [   80.126088] 7e60: c0c5391c c1387750 c6de7e9c c6de7e78 c0c53e1c c0c538fc c0c53cfc c6b06000

 2741 06:27:04.240336  # [   80.134278] 7e80: b6e0b000 0000000a c30e7780 c6de7f60 c6de7ec4 c6de7ea0 c07e066c c0c53d08

 2742 06:27:04.240888  # [   80.142467] 7ea0: 00000000 c6b06000 b6e0b000 c2815800 c6de7f60 c07e0608 c6de7f5c c6de7ec8

 2743 06:27:04.241351  # [   80.150657] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6de6000

 2744 06:27:04.241778  # [   80.158845] 7ee0: b6e0b000 00020000 00000004 0000000a 0001fff6 c6de7ee0 00000001 b6e0a000

 2745 06:27:04.242192  # [   80.167034] 7f00: c69ff680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2746 06:27:04.284285  # [   80.175224] 7f20: 00000000 00000000 c139ca10 f121e07c c205e380 c6b06000 c6b06000 c6de6000

 2747 06:27:04.284838  # [   80.183415] 7f40: b6e0b000 00000000 00000000 00000004 c6de7f94 c6de7f60 c059b29c c059abf0

 2748 06:27:04.285302  # [   80.191606] 7f60: 00000000 00000000 c6de7fac f121e07c 0000000a 0000000a b6f52e00 00000004

 2749 06:27:04.285724  # [   80.199796] 7f80: c03002e4 c6de6000 c6de7fa4 c6de7f98 c059b32c c059b234 00000000 c6de7fa8

 2750 06:27:04.286137  # [   80.207984] 7fa0: c03000c0 c059b320 0000000a 0000000a 00000001 b6e0b000 0000000a 00000000

 2751 06:27:04.286542  # [   80.216172] 7fc0: 0000000a 0000000a b6f52e00 00000004 00000001 00000000 00020000 bec20ac4

 2752 06:27:04.328257  # [   80.224360] 7fe0: 00000004 bec207f8 b6ebcd8f b6e437e6 800e0030 00000001 00000000 00000000

 2753 06:27:04.328763  # [   80.232542] Backtrace: 

 2754 06:27:04.329184  # [   80.235014] [<c13874b4>] (execute_location) from [<c1387764>] (lkdtm_EXEC_NULL+0x20/0x24)

 2755 06:27:04.329652  # [   80.243205]  r7:c6de7f60 r6:0000000a r5:c5815000 r4:00000025

 2756 06:27:04.330038  # [   80.248884] [<c1387744>] (lkdtm_EXEC_NULL) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2757 06:27:04.330413  # [   80.256989] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2758 06:27:04.372322  # [   80.265012] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2759 06:27:04.372868  # [   80.272940]  r9:c6de7f60 r8:c30e7780 r7:0000000a r6:b6e0b000 r5:c6b06000 r4:c0c53cfc

 2760 06:27:04.373351  # [   80.280703] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2761 06:27:04.373779  # [   80.288543]  r9:c07e0608 r8:c6de7f60 r7:c2815800 r6:b6e0b000 r5:c6b06000 r4:00000000

 2762 06:27:04.374198  # [   80.296298] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2763 06:27:04.416292  # [   80.303445]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0b000 r6:c6de6000 r5:c6b06000

 2764 06:27:04.416847  # [   80.311280]  r4:c6b06000

 2765 06:27:04.417326  # [   80.313826] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2766 06:27:04.417754  # [   80.320972]  r9:c6de6000 r8:c03002e4 r7:00000004 r6:b6f52e00 r5:0000000a r4:0000000a

 2767 06:27:04.418172  # [   80.328729] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2768 06:27:04.418580  # [   80.336305] Exception stack(0xc6de7fa8 to 0xc6de7ff0)

 2769 06:27:04.418983  # [   80.341366] 7fa0:                   0000000a 0000000a 00000001 b6e0b000 0000000a 00000000

 2770 06:27:04.460289  # [   80.349554] 7fc0: 0000000a 0000000a b6f52e00 00000004 00000001 00000000 00020000 bec20ac4

 2771 06:27:04.460824  # [   80.357739] 7fe0: 00000004 bec207f8 b6ebcd8f b6e437e6

 2772 06:27:04.461279  # [   80.362804] Code: bad PC value

 2773 06:27:04.461698  # [   80.365925] ---[ end trace 10039795b0cb1a51 ]---

 2774 06:27:04.462114  # EXEC_NULL: missing 'call trace:': [FAIL]

 2775 06:27:04.462520  not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1

 2776 06:27:04.462925  # selftests: lkdtm: ACCESS_USERSPACE.sh

 2777 06:27:04.557716  [   81.004122] lkdtm: Performing direct entry ACCESS_USERSPACE

 2778 06:27:04.558260  [   81.009832] lkdtm: attempting bad read at b6f16000

 2779 06:27:04.558711  [   81.014745] 8<--- cut here ---

 2780 06:27:04.559129  [   81.017832] Unhandled fault: page domain fault (0x01b) at 0xb6f16000

 2781 06:27:04.559540  [   81.024204] pgd = bcb51df5

 2782 06:27:04.560037  [   81.026921] [b6f16000] *pgd=4957b831

 2783 06:27:04.560440  [   81.030519] Internal error: : 1b [#10] SMP ARM

 2784 06:27:04.600793  [   81.034972] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2785 06:27:04.601346  [   81.064052] CPU: 0 PID: 2213 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2786 06:27:04.601804  [   81.071803] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2787 06:27:04.602229  [   81.078350] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2788 06:27:04.602640  [   81.083596] LR is at __irq_work_queue_local+0x40/0x74

 2789 06:27:04.648371  [   81.088656] pc : [<c0c54904>]    lr : [<c049da9c>]    psr: 600e0013

 2790 06:27:04.648910  [   81.094930] sp : c6f73e38  ip : c6f73d40  fp : c6f73e64

 2791 06:27:04.649369  [   81.100161] r10: 00000011  r9 : c1acec58  r8 : c15ead50

 2792 06:27:04.649793  [   81.105395] r7 : c6f73f60  r6 : 00000051  r5 : c6f72000  r4 : b6f16000

 2793 06:27:04.650202  [   81.111930] r3 : 0139272b  r2 : 0139272b  r1 : ef7815e0  r0 : 00000026

 2794 06:27:04.650608  [   81.118466] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2795 06:27:04.651014  [   81.125611] Control: 10c5387d  Table: 159b804a  DAC: 00000051

 2796 06:27:04.692448  [   81.131366] Process cat (pid: 2213, stack limit = 0x2be07ed8)

 2797 06:27:04.692996  [   81.137121] Stack: (0xc6f73e38 to 0xc6f74000)

 2798 06:27:04.693458  [   81.141490] 3e20:                                                       00000022 00000000

 2799 06:27:04.693882  [   81.149682] 3e40: 00000000 0139272b c6f73e6c 00000026 c5815000 00000011 c6f73e74 c6f73e68

 2800 06:27:04.694293  [   81.157871] 3e60: c0c5391c c0c547fc c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c59a12c0

 2801 06:27:04.694698  [   81.166059] 3e80: b6dd0000 00000011 c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 2802 06:27:04.736521  [   81.174250] 3ea0: 00000000 c59a12c0 b6dd0000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 2803 06:27:04.737061  [   81.182439] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 2804 06:27:04.737523  [   81.190627] 3ee0: b6dd0000 00020000 00000004 00000011 0001ffef c6f73ee0 00000001 b6dcf000

 2805 06:27:04.737949  [   81.198815] 3f00: c5b95a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2806 06:27:04.738364  [   81.207007] 3f20: 00000000 00000000 c139ca10 0139272b c205e380 c59a12c0 c59a12c0 c6f72000

 2807 06:27:04.780521  [   81.215196] 3f40: b6dd0000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 2808 06:27:04.781066  [   81.223384] 3f60: 00000000 00000000 c6f73fac 0139272b 00000011 00000011 b6f17e00 00000004

 2809 06:27:04.781523  [   81.231571] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 2810 06:27:04.781946  [   81.239759] 3fa0: c03000c0 c059b320 00000011 00000011 00000001 b6dd0000 00000011 00000000

 2811 06:27:04.782447  [   81.247947] 3fc0: 00000011 00000011 b6f17e00 00000004 00000001 00000000 00020000 bea7aac4

 2812 06:27:04.782856  [   81.256135] 3fe0: 00000004 bea7a7f8 b6e81d8f b6e087e6 800e0030 00000001 00000000 00000000

 2813 06:27:04.824500  [   81.264316] Backtrace: 

 2814 06:27:04.825044  [   81.266786] [<c0c547f0>] (lkdtm_ACCESS_USERSPACE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2815 06:27:04.825502  [   81.275497]  r6:00000011 r5:c5815000 r4:00000026

 2816 06:27:04.825925  [   81.280130] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2817 06:27:04.826337  [   81.288153] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2818 06:27:04.826744  [   81.296083]  r9:c6f73f60 r8:c30e7780 r7:00000011 r6:b6dd0000 r5:c59a12c0 r4:c0c53cfc

 2819 06:27:04.868559  [   81.303847] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2820 06:27:04.869105  [   81.311689]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6dd0000 r5:c59a12c0 r4:00000000

 2821 06:27:04.869566  [   81.319445] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2822 06:27:04.869992  [   81.326593]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c6f72000 r5:c59a12c0

 2823 06:27:04.870494  [   81.334428]  r4:c59a12c0

 2824 06:27:04.870903  [   81.336976] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2825 06:27:04.912292  [   81.344122]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000011 r4:00000011

 2826 06:27:04.912837  [   81.351883] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2827 06:27:04.913293  [   81.359459] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 2828 06:27:04.913715  [   81.364521] 3fa0:                   00000011 00000011 00000001 b6dd0000 00000011 00000000

 2829 06:27:04.914129  [   81.372710] 3fc0: 00000011 00000011 b6f17e00 00000004 00000001 00000000 00020000 bea7aac4

 2830 06:27:04.914535  [   81.380894] 3fe0: 00000004 bea7a7f8 b6e81d8f b6e087e6

 2831 06:27:04.915026  [   81.385959] Code: e1a01004 e30f0b7c e34c01ac eb1c9f8e (e5943000) 

 2832 06:27:04.956154  [   81.392067] ---[ end trace 10039795b0cb1a52 ]---

 2833 06:27:04.956524  # Segmentation fault

 2834 06:27:05.089895  # [   81.004122] lkdtm: Performing direct entry ACCESS_USERSPACE

 2835 06:27:05.090262  # [   81.009832] lkdtm: attempting bad read at b6f16000

 2836 06:27:05.090644  # [   81.014745] 8<--- cut here ---

 2837 06:27:05.091003  # [   81.017832] Unhandled fault: page domain fault (0x01b) at 0xb6f16000

 2838 06:27:05.091353  # [   81.024204] pgd = bcb51df5

 2839 06:27:05.091695  # [   81.026921] [b6f16000] *pgd=4957b831

 2840 06:27:05.092066  # [   81.030519] Internal error: : 1b [#10] SMP ARM

 2841 06:27:05.132802  # [   81.034972] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2842 06:27:05.133187  # [   81.064052] CPU: 0 PID: 2213 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2843 06:27:05.133570  # [   81.071803] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2844 06:27:05.133931  # [   81.078350] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2845 06:27:05.134281  # [   81.083596] LR is at __irq_work_queue_local+0x40/0x74

 2846 06:27:05.180155  # [   81.088656] pc : [<c0c54904>]    lr : [<c049da9c>]    psr: 600e0013

 2847 06:27:05.180525  # [   81.094930] sp : c6f73e38  ip : c6f73d40  fp : c6f73e64

 2848 06:27:05.180906  # [   81.100161] r10: 00000011  r9 : c1acec58  r8 : c15ead50

 2849 06:27:05.181267  # [   81.105395] r7 : c6f73f60  r6 : 00000051  r5 : c6f72000  r4 : b6f16000

 2850 06:27:05.181621  # [   81.111930] r3 : 0139272b  r2 : 0139272b  r1 : ef7815e0  r0 : 00000026

 2851 06:27:05.181968  # [   81.118466] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2852 06:27:05.182314  # [   81.125611] Control: 10c5387d  Table: 159b804a  DAC: 00000051

 2853 06:27:05.224277  # [   81.131366] Process cat (pid: 2213, stack limit = 0x2be07ed8)

 2854 06:27:05.224780  # [   81.137121] Stack: (0xc6f73e38 to 0xc6f74000)

 2855 06:27:05.225200  # [   81.141490] 3e20:                                                       00000022 00000000

 2856 06:27:05.225593  # [   81.149682] 3e40: 00000000 0139272b c6f73e6c 00000026 c5815000 00000011 c6f73e74 c6f73e68

 2857 06:27:05.225973  # [   81.157871] 3e60: c0c5391c c0c547fc c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c59a12c0

 2858 06:27:05.226350  # [   81.166059] 3e80: b6dd0000 00000011 c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 2859 06:27:05.268271  # [   81.174250] 3ea0: 00000000 c59a12c0 b6dd0000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 2860 06:27:05.268780  # [   81.182439] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 2861 06:27:05.269200  # [   81.190627] 3ee0: b6dd0000 00020000 00000004 00000011 0001ffef c6f73ee0 00000001 b6dcf000

 2862 06:27:05.269668  # [   81.198815] 3f00: c5b95a40 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2863 06:27:05.270131  # [   81.207007] 3f20: 00000000 00000000 c139ca10 0139272b c205e380 c59a12c0 c59a12c0 c6f72000

 2864 06:27:05.312307  # [   81.215196] 3f40: b6dd0000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 2865 06:27:05.312812  # [   81.223384] 3f60: 00000000 00000000 c6f73fac 0139272b 00000011 00000011 b6f17e00 00000004

 2866 06:27:05.313230  # [   81.231571] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 2867 06:27:05.313619  # [   81.239759] 3fa0: c03000c0 c059b320 00000011 00000011 00000001 b6dd0000 00000011 00000000

 2868 06:27:05.313999  # [   81.247947] 3fc0: 00000011 00000011 b6f17e00 00000004 00000001 00000000 00020000 bea7aac4

 2869 06:27:05.356266  # [   81.256135] 3fe0: 00000004 bea7a7f8 b6e81d8f b6e087e6 800e0030 00000001 00000000 00000000

 2870 06:27:05.356770  # [   81.264316] Backtrace: 

 2871 06:27:05.357185  # [   81.266786] [<c0c547f0>] (lkdtm_ACCESS_USERSPACE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2872 06:27:05.357576  # [   81.275497]  r6:00000011 r5:c5815000 r4:00000026

 2873 06:27:05.358033  # [   81.280130] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2874 06:27:05.358413  # [   81.288153] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2875 06:27:05.400295  # [   81.296083]  r9:c6f73f60 r8:c30e7780 r7:00000011 r6:b6dd0000 r5:c59a12c0 r4:c0c53cfc

 2876 06:27:05.400807  # [   81.303847] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2877 06:27:05.401225  # [   81.311689]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6dd0000 r5:c59a12c0 r4:00000000

 2878 06:27:05.401616  # [   81.319445] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2879 06:27:05.402076  # [   81.326593]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c6f72000 r5:c59a12c0

 2880 06:27:05.402451  # [   81.334428]  r4:c59a12c0

 2881 06:27:05.444456  # [   81.336976] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2882 06:27:05.444967  # [   81.344122]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000011 r4:00000011

 2883 06:27:05.445396  # [   81.351883] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2884 06:27:05.445786  # [   81.359459] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 2885 06:27:05.446165  # [   81.364521] 3fa0:                   00000011 00000011 00000001 b6dd0000 00000011 00000000

 2886 06:27:05.446538  # [   81.372710] 3fc0: 00000011 00000011 b6f17e00 00000004 00000001 00000000 00020000 bea7aac4

 2887 06:27:05.488350  # [   81.380894] 3fe0: 00000004 bea7a7f8 b6e81d8f b6e087e6

 2888 06:27:05.488891  # [   81.385959] Code: e1a01004 e30f0b7c e34c01ac eb1c9f8e (e5943000) 

 2889 06:27:05.489352  # [   81.392067] ---[ end trace 10039795b0cb1a52 ]---

 2890 06:27:05.489864  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 2891 06:27:05.490279  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 2892 06:27:05.490687  # selftests: lkdtm: ACCESS_NULL.sh

 2893 06:27:05.546915  [   81.993041] lkdtm: Performing direct entry ACCESS_NULL

 2894 06:27:05.547417  [   81.998235] lkdtm: attempting bad read at 00000000

 2895 06:27:05.547913  [   82.003157] 8<--- cut here ---

 2896 06:27:05.548309  [   82.006266] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2897 06:27:05.548686  [   82.014446] pgd = 23ffdfb7

 2898 06:27:05.549056  [   82.017173] [00000000] *pgd=00000000

 2899 06:27:05.549418  [   82.020851] Internal error: Oops: 5 [#11] SMP ARM

 2900 06:27:05.590628  [   82.025571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2901 06:27:05.591155  [   82.054642] CPU: 2 PID: 2288 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2902 06:27:05.591580  [   82.062394] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2903 06:27:05.592007  [   82.068946] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2904 06:27:05.592392  [   82.073585] LR is at __irq_work_queue_local+0x40/0x74

 2905 06:27:05.633774  [   82.078646] pc : [<c1387790>]    lr : [<c049da9c>]    psr: 600e0013

 2906 06:27:05.634316  [   82.084922] sp : c6b67e50  ip : c6b67d58  fp : c6b67e64

 2907 06:27:05.634769  [   82.090154] r10: 0000000c  r9 : c1acec6c  r8 : c15ead50

 2908 06:27:05.635190  [   82.095386] r7 : c6b67f60  r6 : 0000000c  r5 : c5b43000  r4 : 00000000

 2909 06:27:05.635693  [   82.101921] r3 : 1dab4e52  r2 : 1dab4e52  r1 : ef7ab5e0  r0 : 00000026

 2910 06:27:05.636235  [   82.108457] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2911 06:27:05.636648  [   82.115600] Control: 10c5387d  Table: 169c804a  DAC: 00000051

 2912 06:27:05.676722  [   82.121356] Process cat (pid: 2288, stack limit = 0xbfa4ba9b)

 2913 06:27:05.677265  [   82.127111] Stack: (0xc6b67e50 to 0xc6b68000)

 2914 06:27:05.677718  [   82.131482] 7e40:                                     00000027 c5b43000 c6b67e74 c6b67e68

 2915 06:27:05.678137  [   82.139673] 7e60: c0c5391c c1387774 c6b67e9c c6b67e78 c0c53e1c c0c538fc c0c53cfc c6a263c0

 2916 06:27:05.678549  [   82.147863] 7e80: b6e2a000 0000000c c30e7780 c6b67f60 c6b67ec4 c6b67ea0 c07e066c c0c53d08

 2917 06:27:05.678947  [   82.156052] 7ea0: 00000000 c6a263c0 b6e2a000 c2815800 c6b67f60 c07e0608 c6b67f5c c6b67ec8

 2918 06:27:05.720314  [   82.164241] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6b66000

 2919 06:27:05.720864  [   82.172429] 7ee0: b6e2a000 00020000 00000004 0000000c 0001fff4 c6b67ee0 00000001 b6e29000

 2920 06:27:05.721326  [   82.180617] 7f00: c59a0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2921 06:27:05.721752  [   82.188806] 7f20: 00000000 00000000 c139ca10 1dab4e52 c205e380 c6a263c0 c6a263c0 c6b66000

 2922 06:27:05.722163  [   82.196996] 7f40: b6e2a000 00000000 00000000 00000004 c6b67f94 c6b67f60 c059b29c c059abf0

 2923 06:27:05.764284  [   82.205185] 7f60: 00000000 00000000 c6b67fac 1dab4e52 0000000c 0000000c b6f71e00 00000004

 2924 06:27:05.764826  [   82.213374] 7f80: c03002e4 c6b66000 c6b67fa4 c6b67f98 c059b32c c059b234 00000000 c6b67fa8

 2925 06:27:05.765279  [   82.221562] 7fa0: c03000c0 c059b320 0000000c 0000000c 00000001 b6e2a000 0000000c 00000000

 2926 06:27:05.765705  [   82.229751] 7fc0: 0000000c 0000000c b6f71e00 00000004 00000001 00000000 00020000 be850ac4

 2927 06:27:05.766207  [   82.237939] 7fe0: 00000004 be8507f8 b6edbd8f b6e627e6 800e0030 00000001 00000000 00000000

 2928 06:27:05.766706  [   82.246120] Backtrace: 

 2929 06:27:05.808321  [   82.248591] [<c1387768>] (lkdtm_ACCESS_NULL) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2930 06:27:05.808832  [   82.256867]  r5:c5b43000 r4:00000027

 2931 06:27:05.809291  [   82.260458] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2932 06:27:05.809717  [   82.268481] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2933 06:27:05.810129  [   82.276411]  r9:c6b67f60 r8:c30e7780 r7:0000000c r6:b6e2a000 r5:c6a263c0 r4:c0c53cfc

 2934 06:27:05.810535  [   82.284174] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2935 06:27:05.852504  [   82.292017]  r9:c07e0608 r8:c6b67f60 r7:c2815800 r6:b6e2a000 r5:c6a263c0 r4:00000000

 2936 06:27:05.853051  [   82.299777] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2937 06:27:05.853516  [   82.306927]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c6b66000 r5:c6a263c0

 2938 06:27:05.854022  [   82.314765]  r4:c6a263c0

 2939 06:27:05.854436  [   82.317314] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2940 06:27:05.854839  [   82.324463]  r9:c6b66000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:0000000c r4:0000000c

 2941 06:27:05.855241  [   82.332222] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2942 06:27:05.904240  [   82.339800] Exception stack(0xc6b67fa8 to 0xc6b67ff0)

 2943 06:27:05.904432  [   82.344863] 7fa0:                   0000000c 0000000c 00000001 b6e2a000 0000000c 00000000

 2944 06:27:05.904524  [   82.353055] 7fc0: 0000000c 0000000c b6f71e00 00000004 00000001 00000000 00020000 be850ac4

 2945 06:27:05.904607  [   82.361242] 7fe0: 00000004 be8507f8 b6edbd8f b6e627e6

 2946 06:27:05.904686  [   82.366306] Code: e30f0b7c e34c01ac e1a01004 ebffd3eb (e5945000) 

 2947 06:27:05.904764  [   82.372552] ---[ end trace 10039795b0cb1a53 ]---

 2948 06:27:05.904841  # Segmentation fault

 2949 06:27:06.075321  # [   81.993041] lkdtm: Performing direct entry ACCESS_NULL

 2950 06:27:06.075693  # [   81.998235] lkdtm: attempting bad read at 00000000

 2951 06:27:06.076103  # [   82.003157] 8<--- cut here ---

 2952 06:27:06.076467  # [   82.006266] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2953 06:27:06.076821  # [   82.014446] pgd = 23ffdfb7

 2954 06:27:06.077166  # [   82.017173] [00000000] *pgd=00000000

 2955 06:27:06.077504  # [   82.020851] Internal error: Oops: 5 [#11] SMP ARM

 2956 06:27:06.118155  # [   82.025571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 2957 06:27:06.118242  # [   82.054642] CPU: 2 PID: 2288 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 2958 06:27:06.118328  # [   82.062394] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2959 06:27:06.118409  # [   82.068946] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2960 06:27:06.118487  # [   82.073585] LR is at __irq_work_queue_local+0x40/0x74

 2961 06:27:06.161294  # [   82.078646] pc : [<c1387790>]    lr : [<c049da9c>]    psr: 600e0013

 2962 06:27:06.161383  # [   82.084922] sp : c6b67e50  ip : c6b67d58  fp : c6b67e64

 2963 06:27:06.161474  # [   82.090154] r10: 0000000c  r9 : c1acec6c  r8 : c15ead50

 2964 06:27:06.161560  # [   82.095386] r7 : c6b67f60  r6 : 0000000c  r5 : c5b43000  r4 : 00000000

 2965 06:27:06.161662  # [   82.101921] r3 : 1dab4e52  r2 : 1dab4e52  r1 : ef7ab5e0  r0 : 00000026

 2966 06:27:06.161764  # [   82.108457] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2967 06:27:06.161866  # [   82.115600] Control: 10c5387d  Table: 169c804a  DAC: 00000051

 2968 06:27:06.204680  # [   82.121356] Process cat (pid: 2288, stack limit = 0xbfa4ba9b)

 2969 06:27:06.205240  # [   82.127111] Stack: (0xc6b67e50 to 0xc6b68000)

 2970 06:27:06.205661  # [   82.131482] 7e40:                                     00000027 c5b43000 c6b67e74 c6b67e68

 2971 06:27:06.206052  # [   82.139673] 7e60: c0c5391c c1387774 c6b67e9c c6b67e78 c0c53e1c c0c538fc c0c53cfc c6a263c0

 2972 06:27:06.206431  # [   82.147863] 7e80: b6e2a000 0000000c c30e7780 c6b67f60 c6b67ec4 c6b67ea0 c07e066c c0c53d08

 2973 06:27:06.206804  # [   82.156052] 7ea0: 00000000 c6a263c0 b6e2a000 c2815800 c6b67f60 c07e0608 c6b67f5c c6b67ec8

 2974 06:27:06.248331  # [   82.164241] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6b66000

 2975 06:27:06.248845  # [   82.172429] 7ee0: b6e2a000 00020000 00000004 0000000c 0001fff4 c6b67ee0 00000001 b6e29000

 2976 06:27:06.249276  # [   82.180617] 7f00: c59a0a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2977 06:27:06.249744  # [   82.188806] 7f20: 00000000 00000000 c139ca10 1dab4e52 c205e380 c6a263c0 c6a263c0 c6b66000

 2978 06:27:06.250199  # [   82.196996] 7f40: b6e2a000 00000000 00000000 00000004 c6b67f94 c6b67f60 c059b29c c059abf0

 2979 06:27:06.292310  # [   82.205185] 7f60: 00000000 00000000 c6b67fac 1dab4e52 0000000c 0000000c b6f71e00 00000004

 2980 06:27:06.292857  # [   82.213374] 7f80: c03002e4 c6b66000 c6b67fa4 c6b67f98 c059b32c c059b234 00000000 c6b67fa8

 2981 06:27:06.293323  # [   82.221562] 7fa0: c03000c0 c059b320 0000000c 0000000c 00000001 b6e2a000 0000000c 00000000

 2982 06:27:06.293747  # [   82.229751] 7fc0: 0000000c 0000000c b6f71e00 00000004 00000001 00000000 00020000 be850ac4

 2983 06:27:06.294163  # [   82.237939] 7fe0: 00000004 be8507f8 b6edbd8f b6e627e6 800e0030 00000001 00000000 00000000

 2984 06:27:06.294568  # [   82.246120] Backtrace: 

 2985 06:27:06.336246  # [   82.248591] [<c1387768>] (lkdtm_ACCESS_NULL) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 2986 06:27:06.336791  # [   82.256867]  r5:c5b43000 r4:00000027

 2987 06:27:06.337245  # [   82.260458] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 2988 06:27:06.337669  # [   82.268481] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 2989 06:27:06.338084  # [   82.276411]  r9:c6b67f60 r8:c30e7780 r7:0000000c r6:b6e2a000 r5:c6a263c0 r4:c0c53cfc

 2990 06:27:06.338492  # [   82.284174] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 2991 06:27:06.380422  # [   82.292017]  r9:c07e0608 r8:c6b67f60 r7:c2815800 r6:b6e2a000 r5:c6a263c0 r4:00000000

 2992 06:27:06.380974  # [   82.299777] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 2993 06:27:06.381442  # [   82.306927]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c6b66000 r5:c6a263c0

 2994 06:27:06.381950  # [   82.314765]  r4:c6a263c0

 2995 06:27:06.382450  # [   82.317314] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 2996 06:27:06.382864  # [   82.324463]  r9:c6b66000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:0000000c r4:0000000c

 2997 06:27:06.424221  # [   82.332222] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2998 06:27:06.424771  # [   82.339800] Exception stack(0xc6b67fa8 to 0xc6b67ff0)

 2999 06:27:06.425230  # [   82.344863] 7fa0:                   0000000c 0000000c 00000001 b6e2a000 0000000c 00000000

 3000 06:27:06.425655  # [   82.353055] 7fc0: 0000000c 0000000c b6f71e00 00000004 00000001 00000000 00020000 be850ac4

 3001 06:27:06.426068  # [   82.361242] 7fe0: 00000004 be8507f8 b6edbd8f b6e627e6

 3002 06:27:06.426471  # [   82.366306] Code: e30f0b7c e34c01ac e1a01004 ebffd3eb (e5945000) 

 3003 06:27:06.468374  # [   82.372552] ---[ end trace 10039795b0cb1a53 ]---

 3004 06:27:06.468544  # ACCESS_NULL: missing 'call trace:': [FAIL]

 3005 06:27:06.468653  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1

 3006 06:27:06.468747  # selftests: lkdtm: WRITE_RO.sh

 3007 06:27:06.468838  [   82.928048] lkdtm: Performing direct entry WRITE_RO

 3008 06:27:06.468925  [   82.933111] lkdtm: attempting bad rodata write at c15eafe8

 3009 06:27:06.469013  [   82.938641] 8<--- cut here ---

 3010 06:27:06.469115  [   82.941722] Unable to handle kernel paging request at virtual address c15eafe8

 3011 06:27:06.469223  [   82.948970] pgd = 8a6f5301

 3012 06:27:06.469328  [   82.951700] [c15eafe8] *pgd=1141941e(bad)

 3013 06:27:06.512450  [   82.955766] Internal error: Oops: 80d [#12] SMP ARM

 3014 06:27:06.512962  [   82.960669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3015 06:27:06.513405  [   82.989965] CPU: 2 PID: 2362 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3016 06:27:06.556309  [   82.997731] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3017 06:27:06.556847  [   83.004303] PC is at lkdtm_WRITE_RO+0x44/0x50

 3018 06:27:06.557308  [   83.008688] LR is at 0x0

 3019 06:27:06.557730  [   83.011244] pc : [<c13875ac>]    lr : [<00000000>]    psr: 600e0013

 3020 06:27:06.558143  [   83.017533] sp : c6f73e50  ip : 00000027  fp : c6f73e64

 3021 06:27:06.558547  [   83.022779] r10: 00000009  r9 : c1acec78  r8 : c15ead50

 3022 06:27:06.559035  [   83.028025] r7 : c6f73f60  r6 : 00000009  r5 : c68f6000  r4 : c15eafe8

 3023 06:27:06.559448  [   83.034575] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e4  r0 : c1acfa7c

 3024 06:27:06.600324  [   83.041128] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3025 06:27:06.600870  [   83.048285] Control: 10c5387d  Table: 16c0004a  DAC: 00000051

 3026 06:27:06.601332  [   83.054054] Process cat (pid: 2362, stack limit = 0x2be07ed8)

 3027 06:27:06.601753  [   83.059824] Stack: (0xc6f73e50 to 0xc6f74000)

 3028 06:27:06.602165  [   83.064211] 3e40:                                     00000028 c68f6000 c6f73e74 c6f73e68

 3029 06:27:06.602572  [   83.072421] 3e60: c0c5391c c1387574 c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c59772c0

 3030 06:27:06.602972  [   83.080629] 3e80: b6e1a000 00000009 c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 3031 06:27:06.644443  [   83.088836] 3ea0: 00000000 c59772c0 b6e1a000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 3032 06:27:06.644989  [   83.097044] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 3033 06:27:06.645453  [   83.105250] 3ee0: b6e1a000 00020000 00000004 00000009 0001fff7 c6f73ee0 00000001 b6e19000

 3034 06:27:06.645875  [   83.113456] 3f00: c69fe8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3035 06:27:06.646285  [   83.121663] 3f20: 00000000 00000000 c139ca10 6740facd c205e380 c59772c0 c59772c0 c6f72000

 3036 06:27:06.688499  [   83.129871] 3f40: b6e1a000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 3037 06:27:06.689038  [   83.138079] 3f60: 00000000 00000000 c6f73fac 6740facd 00000009 00000009 b6f61e00 00000004

 3038 06:27:06.689499  [   83.146286] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 3039 06:27:06.689924  [   83.154493] 3fa0: c03000c0 c059b320 00000009 00000009 00000001 b6e1a000 00000009 00000000

 3040 06:27:06.690425  [   83.162701] 3fc0: 00000009 00000009 b6f61e00 00000004 00000001 00000000 00020000 bea68ac4

 3041 06:27:06.732544  [   83.170907] 3fe0: 00000004 bea687f8 b6ecbd8f b6e527e6 800e0030 00000001 00000000 00000000

 3042 06:27:06.733084  [   83.179102] Backtrace: 

 3043 06:27:06.733543  [   83.181605] [<c1387568>] (lkdtm_WRITE_RO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3044 06:27:06.733968  [   83.189636]  r5:c68f6000 r4:00000028

 3045 06:27:06.734378  [   83.193247] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3046 06:27:06.734787  [   83.201294] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3047 06:27:06.735186  [   83.209243]  r9:c6f73f60 r8:c30e7780 r7:00000009 r6:b6e1a000 r5:c59772c0 r4:c0c53cfc

 3048 06:27:06.776472  [   83.217028] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3049 06:27:06.777018  [   83.224890]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e1a000 r5:c59772c0 r4:00000000

 3050 06:27:06.777476  [   83.232666] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3051 06:27:06.777899  [   83.239834]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6f72000 r5:c59772c0

 3052 06:27:06.778308  [   83.247682]  r4:c59772c0

 3053 06:27:06.778714  [   83.250247] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3054 06:27:06.820443  [   83.257413]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000009 r4:00000009

 3055 06:27:06.820985  [   83.265193] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3056 06:27:06.821556  [   83.272784] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3057 06:27:06.822072  [   83.277863] 3fa0:                   00000009 00000009 00000001 b6e1a000 00000009 00000000

 3058 06:27:06.822580  [   83.286070] 3fc0: 00000009 00000009 b6f61e00 00000004 00000001 00000000 00020000 bea68ac4

 3059 06:27:06.823091  [   83.294272] 3fe0: 00000004 bea687f8 b6ecbd8f b6e527e6

 3060 06:27:06.823550  [   83.299353] Code: e34a3bcd e30f0a7c e34c01ac e0233002 (e5843000) 

 3061 06:27:06.863961  [   83.305480] ---[ end trace 10039795b0cb1a54 ]---

 3062 06:27:06.864041  # Segmentation fault

 3063 06:27:06.997581  # [   82.928048] lkdtm: Performing direct entry WRITE_RO

 3064 06:27:07.040604  # [   82.933111] lkdtm: attempting bad rodata write at c15eafe8

 3065 06:27:07.040753  # [   82.938641] 8<--- cut here ---

 3066 06:27:07.040840  # [   82.941722] Unable to handle kernel paging request at virtual address c15eafe8

 3067 06:27:07.040922  # [   82.948970] pgd = 8a6f5301

 3068 06:27:07.041000  # [   82.951700] [c15eafe8] *pgd=1141941e(bad)

 3069 06:27:07.041078  # [   82.955766] Internal error: Oops: 80d [#12] SMP ARM

 3070 06:27:07.083964  # [   82.960669] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3071 06:27:07.084051  # [   82.989965] CPU: 2 PID: 2362 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3072 06:27:07.084138  # [   82.997731] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3073 06:27:07.084236  # [   83.004303] PC is at lkdtm_WRITE_RO+0x44/0x50

 3074 06:27:07.084334  # [   83.008688] LR is at 0x0

 3075 06:27:07.084430  # [   83.011244] pc : [<c13875ac>]    lr : [<00000000>]    psr: 600e0013

 3076 06:27:07.128055  # [   83.017533] sp : c6f73e50  ip : 00000027  fp : c6f73e64

 3077 06:27:07.128143  # [   83.022779] r10: 00000009  r9 : c1acec78  r8 : c15ead50

 3078 06:27:07.128234  # [   83.028025] r7 : c6f73f60  r6 : 00000009  r5 : c68f6000  r4 : c15eafe8

 3079 06:27:07.128319  # [   83.034575] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e4  r0 : c1acfa7c

 3080 06:27:07.128402  # [   83.041128] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3081 06:27:07.128485  # [   83.048285] Control: 10c5387d  Table: 16c0004a  DAC: 00000051

 3082 06:27:07.128567  # [   83.054054] Process cat (pid: 2362, stack limit = 0x2be07ed8)

 3083 06:27:07.172269  # [   83.059824] Stack: (0xc6f73e50 to 0xc6f74000)

 3084 06:27:07.172757  # [   83.064211] 3e40:                                     00000028 c68f6000 c6f73e74 c6f73e68

 3085 06:27:07.173196  # [   83.072421] 3e60: c0c5391c c1387574 c6f73e9c c6f73e78 c0c53e1c c0c538fc c0c53cfc c59772c0

 3086 06:27:07.173589  # [   83.080629] 3e80: b6e1a000 00000009 c30e7780 c6f73f60 c6f73ec4 c6f73ea0 c07e066c c0c53d08

 3087 06:27:07.173968  # [   83.088836] 3ea0: 00000000 c59772c0 b6e1a000 c2815800 c6f73f60 c07e0608 c6f73f5c c6f73ec8

 3088 06:27:07.216453  # [   83.097044] 3ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c6f72000

 3089 06:27:07.216998  # [   83.105250] 3ee0: b6e1a000 00020000 00000004 00000009 0001fff7 c6f73ee0 00000001 b6e19000

 3090 06:27:07.217457  # [   83.113456] 3f00: c69fe8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3091 06:27:07.217880  # [   83.121663] 3f20: 00000000 00000000 c139ca10 6740facd c205e380 c59772c0 c59772c0 c6f72000

 3092 06:27:07.218384  # [   83.129871] 3f40: b6e1a000 00000000 00000000 00000004 c6f73f94 c6f73f60 c059b29c c059abf0

 3093 06:27:07.260317  # [   83.138079] 3f60: 00000000 00000000 c6f73fac 6740facd 00000009 00000009 b6f61e00 00000004

 3094 06:27:07.260858  # [   83.146286] 3f80: c03002e4 c6f72000 c6f73fa4 c6f73f98 c059b32c c059b234 00000000 c6f73fa8

 3095 06:27:07.261322  # [   83.154493] 3fa0: c03000c0 c059b320 00000009 00000009 00000001 b6e1a000 00000009 00000000

 3096 06:27:07.261745  # [   83.162701] 3fc0: 00000009 00000009 b6f61e00 00000004 00000001 00000000 00020000 bea68ac4

 3097 06:27:07.262156  # [   83.170907] 3fe0: 00000004 bea687f8 b6ecbd8f b6e527e6 800e0030 00000001 00000000 00000000

 3098 06:27:07.262554  # [   83.179102] Backtrace: 

 3099 06:27:07.304424  # [   83.181605] [<c1387568>] (lkdtm_WRITE_RO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3100 06:27:07.304965  # [   83.189636]  r5:c68f6000 r4:00000028

 3101 06:27:07.305422  # [   83.193247] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3102 06:27:07.305933  # [   83.201294] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3103 06:27:07.306433  # [   83.209243]  r9:c6f73f60 r8:c30e7780 r7:00000009 r6:b6e1a000 r5:c59772c0 r4:c0c53cfc

 3104 06:27:07.306843  # [   83.217028] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3105 06:27:07.348436  # [   83.224890]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e1a000 r5:c59772c0 r4:00000000

 3106 06:27:07.348975  # [   83.232666] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3107 06:27:07.349434  # [   83.239834]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6f72000 r5:c59772c0

 3108 06:27:07.349854  # [   83.247682]  r4:c59772c0

 3109 06:27:07.350266  # [   83.250247] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3110 06:27:07.350669  # [   83.257413]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:00000009 r4:00000009

 3111 06:27:07.392281  # [   83.265193] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3112 06:27:07.392825  # [   83.272784] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3113 06:27:07.393293  # [   83.277863] 3fa0:                   00000009 00000009 00000001 b6e1a000 00000009 00000000

 3114 06:27:07.393720  # [   83.286070] 3fc0: 00000009 00000009 b6f61e00 00000004 00000001 00000000 00020000 bea68ac4

 3115 06:27:07.394133  # [   83.294272] 3fe0: 00000004 bea687f8 b6ecbd8f b6e527e6

 3116 06:27:07.394538  # [   83.299353] Code: e34a3bcd e30f0a7c e34c01ac e0233002 (e5843000) 

 3117 06:27:07.394940  # [   83.305480] ---[ end trace 10039795b0cb1a54 ]---

 3118 06:27:07.395336  # WRITE_RO: missing 'call trace:': [FAIL]

 3119 06:27:07.436357  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1

 3120 06:27:07.436579  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh

 3121 06:27:07.436739  [   83.884216] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3122 06:27:07.436879  [   83.890200] lkdtm: attempting bad ro_after_init write at c1b80c60

 3123 06:27:07.437014  [   83.896334] 8<--- cut here ---

 3124 06:27:07.437147  [   83.899412] Unable to handle kernel paging request at virtual address c1b80c60

 3125 06:27:07.437276  [   83.906652] pgd = 97794b7b

 3126 06:27:07.437400  [   83.909368] [c1b80c60] *pgd=11a1941e(bad)

 3127 06:27:07.437550  [   83.913402] Internal error: Oops: 80d [#13] SMP ARM

 3128 06:27:07.480480  [   83.918291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3129 06:27:07.481034  [   83.947372] CPU: 3 PID: 2436 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3130 06:27:07.481503  [   83.955122] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3131 06:27:07.524438  [   83.961672] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3132 06:27:07.524979  [   83.966995] LR is at 0x0

 3133 06:27:07.525442  [   83.969538] pc : [<c138761c>]    lr : [<00000000>]    psr: 600e0013

 3134 06:27:07.525864  [   83.975811] sp : c5d27e50  ip : 00000027  fp : c5d27e64

 3135 06:27:07.526274  [   83.981045] r10: 00000014  r9 : c1acec84  r8 : c15ead50

 3136 06:27:07.526677  [   83.986278] r7 : c5d27f60  r6 : 00000014  r5 : c5acc000  r4 : c1b80c60

 3137 06:27:07.527167  [   83.992812] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7c05e4  r0 : c1acfa7c

 3138 06:27:07.527572  [   83.999348] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3139 06:27:07.568526  [   84.006491] Control: 10c5387d  Table: 168d004a  DAC: 00000051

 3140 06:27:07.569063  [   84.012248] Process cat (pid: 2436, stack limit = 0x646d7fe8)

 3141 06:27:07.569521  [   84.018002] Stack: (0xc5d27e50 to 0xc5d28000)

 3142 06:27:07.569947  [   84.022371] 7e40:                                     00000029 c5acc000 c5d27e74 c5d27e68

 3143 06:27:07.570358  [   84.030562] 7e60: c0c5391c c13875c4 c5d27e9c c5d27e78 c0c53e1c c0c538fc c0c53cfc c5ae3a40

 3144 06:27:07.570761  [   84.038751] 7e80: b6e70000 00000014 c30e7780 c5d27f60 c5d27ec4 c5d27ea0 c07e066c c0c53d08

 3145 06:27:07.612463  [   84.046939] 7ea0: 00000000 c5ae3a40 b6e70000 c2815800 c5d27f60 c07e0608 c5d27f5c c5d27ec8

 3146 06:27:07.613009  [   84.055129] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5d26000

 3147 06:27:07.613480  [   84.063316] 7ee0: b6e70000 00020000 00000004 00000014 0001ffec c5d27ee0 00000001 b6e6f000

 3148 06:27:07.613988  [   84.071504] 7f00: c6b07900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3149 06:27:07.614488  [   84.079694] 7f20: 00000000 00000000 c139ca10 b90a72a6 c205e380 c5ae3a40 c5ae3a40 c5d26000

 3150 06:27:07.656474  [   84.087881] 7f40: b6e70000 00000000 00000000 00000004 c5d27f94 c5d27f60 c059b29c c059abf0

 3151 06:27:07.657016  [   84.096070] 7f60: 00000000 00000000 c5d27fac b90a72a6 00000014 00000014 b6fb7e00 00000004

 3152 06:27:07.657475  [   84.104260] 7f80: c03002e4 c5d26000 c5d27fa4 c5d27f98 c059b32c c059b234 00000000 c5d27fa8

 3153 06:27:07.657899  [   84.112447] 7fa0: c03000c0 c059b320 00000014 00000014 00000001 b6e70000 00000014 00000000

 3154 06:27:07.658310  [   84.120637] 7fc0: 00000014 00000014 b6fb7e00 00000004 00000001 00000000 00020000 be8a4ac4

 3155 06:27:07.700542  [   84.128825] 7fe0: 00000004 be8a47f8 b6f21d8f b6ea87e6 800e0030 00000001 00000000 00000000

 3156 06:27:07.701079  [   84.137007] Backtrace: 

 3157 06:27:07.701540  [   84.139482] [<c13875b8>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3158 06:27:07.702051  [   84.148450]  r5:c5acc000 r4:00000029

 3159 06:27:07.702466  [   84.152040] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3160 06:27:07.702956  [   84.160064] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3161 06:27:07.703365  [   84.167994]  r9:c5d27f60 r8:c30e7780 r7:00000014 r6:b6e70000 r5:c5ae3a40 r4:c0c53cfc

 3162 06:27:07.744481  [   84.175757] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3163 06:27:07.745025  [   84.183599]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e70000 r5:c5ae3a40 r4:00000000

 3164 06:27:07.745489  [   84.191354] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3165 06:27:07.745914  [   84.198502]  r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5d26000 r5:c5ae3a40

 3166 06:27:07.746327  [   84.206338]  r4:c5ae3a40

 3167 06:27:07.746732  [   84.208886] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3168 06:27:07.788284  [   84.216032]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000014 r4:00000014

 3169 06:27:07.788820  [   84.223792] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3170 06:27:07.789273  [   84.231368] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 3171 06:27:07.789701  [   84.236430] 7fa0:                   00000014 00000014 00000001 b6e70000 00000014 00000000

 3172 06:27:07.790205  [   84.244620] 7fc0: 00000014 00000014 b6fb7e00 00000004 00000001 00000000 00020000 be8a4ac4

 3173 06:27:07.790618  [   84.252805] 7fe0: 00000004 be8a47f8 b6f21d8f b6ea87e6

 3174 06:27:07.791020  [   84.257869] Code: e34a3bcd e30f0a7c e34c01ac e0233002 (e5843000) 

 3175 06:27:07.832217  [   84.263977] ---[ end trace 10039795b0cb1a55 ]---

 3176 06:27:07.832582  # Segmentation fault

 3177 06:27:07.950469  # [   83.884216] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3178 06:27:07.950944  # [   83.890200] lkdtm: attempting bad ro_after_init write at c1b80c60

 3179 06:27:07.951332  # [   83.896334] 8<--- cut here ---

 3180 06:27:07.951698  # [   83.899412] Unable to handle kernel paging request at virtual address c1b80c60

 3181 06:27:07.952088  # [   83.906652] pgd = 97794b7b

 3182 06:27:07.952438  # [   83.909368] [c1b80c60] *pgd=11a1941e(bad)

 3183 06:27:07.952783  # [   83.913402] Internal error: Oops: 80d [#13] SMP ARM

 3184 06:27:07.993307  # [   83.918291] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3185 06:27:07.993686  # [   83.947372] CPU: 3 PID: 2436 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3186 06:27:07.994065  # [   83.955122] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3187 06:27:07.994425  # [   83.961672] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3188 06:27:08.036720  # [   83.966995] LR is at 0x0

 3189 06:27:08.037225  # [   83.969538] pc : [<c138761c>]    lr : [<00000000>]    psr: 600e0013

 3190 06:27:08.037647  # [   83.975811] sp : c5d27e50  ip : 00000027  fp : c5d27e64

 3191 06:27:08.038041  # [   83.981045] r10: 00000014  r9 : c1acec84  r8 : c15ead50

 3192 06:27:08.038422  # [   83.986278] r7 : c5d27f60  r6 : 00000014  r5 : c5acc000  r4 : c1b80c60

 3193 06:27:08.038877  # [   83.992812] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7c05e4  r0 : c1acfa7c

 3194 06:27:08.039328  # [   83.999348] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3195 06:27:08.084118  # [   84.006491] Control: 10c5387d  Table: 168d004a  DAC: 00000051

 3196 06:27:08.084338  # [   84.012248] Process cat (pid: 2436, stack limit = 0x646d7fe8)

 3197 06:27:08.084498  # [   84.018002] Stack: (0xc5d27e50 to 0xc5d28000)

 3198 06:27:08.084640  # [   84.022371] 7e40:                                     00000029 c5acc000 c5d27e74 c5d27e68

 3199 06:27:08.084778  # [   84.030562] 7e60: c0c5391c c13875c4 c5d27e9c c5d27e78 c0c53e1c c0c538fc c0c53cfc c5ae3a40

 3200 06:27:08.084913  # [   84.038751] 7e80: b6e70000 00000014 c30e7780 c5d27f60 c5d27ec4 c5d27ea0 c07e066c c0c53d08

 3201 06:27:08.128142  # [   84.046939] 7ea0: 00000000 c5ae3a40 b6e70000 c2815800 c5d27f60 c07e0608 c5d27f5c c5d27ec8

 3202 06:27:08.128366  # [   84.055129] 7ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c139ca10 c059b29c c5d26000

 3203 06:27:08.128539  # [   84.063316] 7ee0: b6e70000 00020000 00000004 00000014 0001ffec c5d27ee0 00000001 b6e6f000

 3204 06:27:08.128704  # [   84.071504] 7f00: c6b07900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3205 06:27:08.128865  # [   84.079694] 7f20: 00000000 00000000 c139ca10 b90a72a6 c205e380 c5ae3a40 c5ae3a40 c5d26000

 3206 06:27:08.172267  # [   84.087881] 7f40: b6e70000 00000000 00000000 00000004 c5d27f94 c5d27f60 c059b29c c059abf0

 3207 06:27:08.172784  # [   84.096070] 7f60: 00000000 00000000 c5d27fac b90a72a6 00000014 00000014 b6fb7e00 00000004

 3208 06:27:08.173230  # [   84.104260] 7f80: c03002e4 c5d26000 c5d27fa4 c5d27f98 c059b32c c059b234 00000000 c5d27fa8

 3209 06:27:08.173655  # [   84.112447] 7fa0: c03000c0 c059b320 00000014 00000014 00000001 b6e70000 00000014 00000000

 3210 06:27:08.174070  # [   84.120637] 7fc0: 00000014 00000014 b6fb7e00 00000004 00000001 00000000 00020000 be8a4ac4

 3211 06:27:08.174467  # [   84.128825] 7fe0: 00000004 be8a47f8 b6f21d8f b6ea87e6 800e0030 00000001 00000000 00000000

 3212 06:27:08.216266  # [   84.137007] Backtrace: 

 3213 06:27:08.216771  # [   84.139482] [<c13875b8>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3214 06:27:08.217230  # [   84.148450]  r5:c5acc000 r4:00000029

 3215 06:27:08.217737  # [   84.152040] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3216 06:27:08.218166  # [   84.160064] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3217 06:27:08.218539  # [   84.167994]  r9:c5d27f60 r8:c30e7780 r7:00000014 r6:b6e70000 r5:c5ae3a40 r4:c0c53cfc

 3218 06:27:08.260553  # [   84.175757] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3219 06:27:08.261094  # [   84.183599]  r9:c07e0608 r8:c5d27f60 r7:c2815800 r6:b6e70000 r5:c5ae3a40 r4:00000000

 3220 06:27:08.261553  # [   84.191354] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3221 06:27:08.261976  # [   84.198502]  r10:00000004 r9:00000000 r8:00000000 r7:b6e70000 r6:c5d26000 r5:c5ae3a40

 3222 06:27:08.262383  # [   84.206338]  r4:c5ae3a40

 3223 06:27:08.262873  # [   84.208886] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3224 06:27:08.304345  # [   84.216032]  r9:c5d26000 r8:c03002e4 r7:00000004 r6:b6fb7e00 r5:00000014 r4:00000014

 3225 06:27:08.304884  # [   84.223792] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3226 06:27:08.305339  # [   84.231368] Exception stack(0xc5d27fa8 to 0xc5d27ff0)

 3227 06:27:08.305762  # [   84.236430] 7fa0:                   00000014 00000014 00000001 b6e70000 00000014 00000000

 3228 06:27:08.306176  # [   84.244620] 7fc0: 00000014 00000014 b6fb7e00 00000004 00000001 00000000 00020000 be8a4ac4

 3229 06:27:08.306581  # [   84.252805] 7fe0: 00000004 be8a47f8 b6f21d8f b6ea87e6

 3230 06:27:08.306945  # [   84.257869] Code: e34a3bcd e30f0a7c e34c01ac e0233002 (e5843000) 

 3231 06:27:08.348315  # [   84.263977] ---[ end trace 10039795b0cb1a55 ]---

 3232 06:27:08.348848  # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL]

 3233 06:27:08.349308  not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1

 3234 06:27:08.349733  # selftests: lkdtm: WRITE_KERN.sh

 3235 06:27:08.350140  [   84.807652] lkdtm: Performing direct entry WRITE_KERN

 3236 06:27:08.350541  [   84.812883] lkdtm: attempting bad 7548420 byte write at c1387490

 3237 06:27:08.350937  [   84.818932] 8<--- cut here ---

 3238 06:27:08.351331  [   84.822003] Unable to handle kernel paging request at virtual address c1387490

 3239 06:27:08.351836  [   84.829234] pgd = cfd04ecc

 3240 06:27:08.392269  [   84.831949] [c1387490] *pgd=1121940e(bad)

 3241 06:27:08.392471  [   84.835986] Internal error: Oops: 80d [#14] SMP ARM

 3242 06:27:08.392618  [   84.840873] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3243 06:27:08.436301  [   84.869952] CPU: 1 PID: 2510 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3244 06:27:08.436588  [   84.877703] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3245 06:27:08.436812  [   84.884249] PC is at memcpy+0x50/0x330

 3246 06:27:08.437012  [   84.888011] LR is at 0xe92dd830

 3247 06:27:08.437203  [   84.891160] pc : [<c08d3990>]    lr : [<e92dd830>]    psr: 200e0013

 3248 06:27:08.437388  [   84.897435] sp : c6951e2c  ip : e1a0c00d  fp : c6951e64

 3249 06:27:08.437607  [   84.902666] r10: 0000000b  r9 : c1acec98  r8 : e89da800

 3250 06:27:08.437787  [   84.907899] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3251 06:27:08.480544  [   84.914436] r3 : e1a0c00d  r2 : 00732d64  r1 : c0c546ac  r0 : c1387490

 3252 06:27:08.481085  [   84.920972] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3253 06:27:08.481546  [   84.928115] Control: 10c5387d  Table: 16fd804a  DAC: 00000051

 3254 06:27:08.481969  [   84.933869] Process cat (pid: 2510, stack limit = 0x2a84827f)

 3255 06:27:08.482380  [   84.939622] Stack: (0xc6951e2c to 0xc6952000)

 3256 06:27:08.482788  [   84.943992] 1e20:                            c0c5468c 00732e04 c6951f60 c15ead50 c1387490

 3257 06:27:08.483190  [   84.952181] 1e40: c1387490 c1387674 0000002a c6b8c000 0000000b c6951f60 c6951e74 c6951e68

 3258 06:27:08.524534  [   84.960369] 1e60: c0c5391c c1387634 c6951e9c c6951e78 c0c53e1c c0c538fc c0c53cfc c69fe140

 3259 06:27:08.525072  [   84.968558] 1e80: b6dfb000 0000000b c30e7780 c6951f60 c6951ec4 c6951ea0 c07e066c c0c53d08

 3260 06:27:08.525534  [   84.976748] 1ea0: 00000000 c69fe140 b6dfb000 c2815800 c6951f60 c07e0608 c6951f5c c6951ec8

 3261 06:27:08.525956  [   84.984938] 1ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c59685e4 c059b29c c6950000

 3262 06:27:08.526367  [   84.993127] 1ee0: b6dfb000 00020000 00000004 0000000b 0001fff5 c6951ee0 00000001 00000805

 3263 06:27:08.568396  [   85.001315] 1f00: c5976140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3264 06:27:08.568933  [   85.009505] 1f20: 00000000 00000000 c6950000 69690cbc b6dfa000 c69fe140 c69fe140 c6950000

 3265 06:27:08.569391  [   85.017694] 1f40: b6dfb000 00000000 00000000 00000004 c6951f94 c6951f60 c059b29c c059abf0

 3266 06:27:08.569817  [   85.025883] 1f60: 00000000 00000000 c6951fac 69690cbc 0000000b 0000000b b6f42e00 00000004

 3267 06:27:08.570227  [   85.034075] 1f80: c03002e4 c6950000 c6951fa4 c6951f98 c059b32c c059b234 00000000 c6951fa8

 3268 06:27:08.612557  [   85.042262] 1fa0: c03000c0 c059b320 0000000b 0000000b 00000001 b6dfb000 0000000b 00000000

 3269 06:27:08.613098  [   85.050451] 1fc0: 0000000b 0000000b b6f42e00 00000004 00000001 00000000 00020000 bedd5ac4

 3270 06:27:08.613561  [   85.058638] 1fe0: 00000004 bedd57f8 b6eacd8f b6e337e6 800e0030 00000001 00000000 00000000

 3271 06:27:08.613980  [   85.066822] Backtrace: 

 3272 06:27:08.614474  [   85.069300] [<c1387628>] (lkdtm_WRITE_KERN) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3273 06:27:08.614884  [   85.077489]  r7:c6951f60 r6:0000000b r5:c6b8c000 r4:0000002a

 3274 06:27:08.615284  [   85.083161] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3275 06:27:08.656120  [   85.091183] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3276 06:27:08.656293  [   85.099110]  r9:c6951f60 r8:c30e7780 r7:0000000b r6:b6dfb000 r5:c69fe140 r4:c0c53cfc

 3277 06:27:08.656401  [   85.106873] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3278 06:27:08.656499  [   85.114716]  r9:c07e0608 r8:c6951f60 r7:c2815800 r6:b6dfb000 r5:c69fe140 r4:00000000

 3279 06:27:08.656593  [   85.122471] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3280 06:27:08.700273  [   85.129618]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c6950000 r5:c69fe140

 3281 06:27:08.700544  [   85.137453]  r4:c69fe140

 3282 06:27:08.700755  [   85.139999] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3283 06:27:08.700982  [   85.147145]  r9:c6950000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:0000000b r4:0000000b

 3284 06:27:08.701165  [   85.154905] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3285 06:27:08.701341  [   85.162481] Exception stack(0xc6951fa8 to 0xc6951ff0)

 3286 06:27:08.701514  [   85.167544] 1fa0:                   0000000b 0000000b 00000001 b6dfb000 0000000b 00000000

 3287 06:27:08.744000  [   85.175732] 1fc0: 0000000b 0000000b b6f42e00 00000004 00000001 00000000 00020000 bedd5ac4

 3288 06:27:08.744160  [   85.183918] 1fe0: 00000004 bedd57f8 b6eacd8f b6e337e6

 3289 06:27:08.744251  [   85.188982] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3290 06:27:08.744333  [   85.195090] ---[ end trace 10039795b0cb1a56 ]---

 3291 06:27:08.744413  # Segmentation fault

 3292 06:27:08.930670  # [   84.807652] lkdtm: Performing direct entry WRITE_KERN

 3293 06:27:08.930828  # [   84.812883] lkdtm: attempting bad 7548420 byte write at c1387490

 3294 06:27:08.930920  # [   84.818932] 8<--- cut here ---

 3295 06:27:08.931001  # [   84.822003] Unable to handle kernel paging request at virtual address c1387490

 3296 06:27:08.931080  # [   84.829234] pgd = cfd04ecc

 3297 06:27:08.931157  # [   84.831949] [c1387490] *pgd=1121940e(bad)

 3298 06:27:08.931235  # [   84.835986] Internal error: Oops: 80d [#14] SMP ARM

 3299 06:27:08.973601  # [   84.840873] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3300 06:27:08.973687  # [   84.869952] CPU: 1 PID: 2510 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3301 06:27:08.973773  # [   84.877703] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3302 06:27:08.973854  # [   84.884249] PC is at memcpy+0x50/0x330

 3303 06:27:08.973933  # [   84.888011] LR is at 0xe92dd830

 3304 06:27:09.016741  # [   84.891160] pc : [<c08d3990>]    lr : [<e92dd830>]    psr: 200e0013

 3305 06:27:09.016824  # [   84.897435] sp : c6951e2c  ip : e1a0c00d  fp : c6951e64

 3306 06:27:09.016909  # [   84.902666] r10: 0000000b  r9 : c1acec98  r8 : e89da800

 3307 06:27:09.017006  # [   84.907899] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3308 06:27:09.017101  # [   84.914436] r3 : e1a0c00d  r2 : 00732d64  r1 : c0c546ac  r0 : c1387490

 3309 06:27:09.017195  # [   84.920972] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3310 06:27:09.017289  # [   84.928115] Control: 10c5387d  Table: 16fd804a  DAC: 00000051

 3311 06:27:09.060453  # [   84.933869] Process cat (pid: 2510, stack limit = 0x2a84827f)

 3312 06:27:09.060931  # [   84.939622] Stack: (0xc6951e2c to 0xc6952000)

 3313 06:27:09.061321  # [   84.943992] 1e20:                            c0c5468c 00732e04 c6951f60 c15ead50 c1387490

 3314 06:27:09.061683  # [   84.952181] 1e40: c1387490 c1387674 0000002a c6b8c000 0000000b c6951f60 c6951e74 c6951e68

 3315 06:27:09.062032  # [   84.960369] 1e60: c0c5391c c1387634 c6951e9c c6951e78 c0c53e1c c0c538fc c0c53cfc c69fe140

 3316 06:27:09.104263  # [   84.968558] 1e80: b6dfb000 0000000b c30e7780 c6951f60 c6951ec4 c6951ea0 c07e066c c0c53d08

 3317 06:27:09.104749  # [   84.976748] 1ea0: 00000000 c69fe140 b6dfb000 c2815800 c6951f60 c07e0608 c6951f5c c6951ec8

 3318 06:27:09.105144  # [   84.984938] 1ec0: c059acf0 c07e0614 00000001 00000000 c059b29c c59685e4 c059b29c c6950000

 3319 06:27:09.105501  # [   84.993127] 1ee0: b6dfb000 00020000 00000004 0000000b 0001fff5 c6951ee0 00000001 00000805

 3320 06:27:09.105923  # [   85.001315] 1f00: c5976140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3321 06:27:09.106264  # [   85.009505] 1f20: 00000000 00000000 c6950000 69690cbc b6dfa000 c69fe140 c69fe140 c6950000

 3322 06:27:09.148418  # [   85.017694] 1f40: b6dfb000 00000000 00000000 00000004 c6951f94 c6951f60 c059b29c c059abf0

 3323 06:27:09.148924  # [   85.025883] 1f60: 00000000 00000000 c6951fac 69690cbc 0000000b 0000000b b6f42e00 00000004

 3324 06:27:09.149347  # [   85.034075] 1f80: c03002e4 c6950000 c6951fa4 c6951f98 c059b32c c059b234 00000000 c6951fa8

 3325 06:27:09.149732  # [   85.042262] 1fa0: c03000c0 c059b320 0000000b 0000000b 00000001 b6dfb000 0000000b 00000000

 3326 06:27:09.150109  # [   85.050451] 1fc0: 0000000b 0000000b b6f42e00 00000004 00000001 00000000 00020000 bedd5ac4

 3327 06:27:09.192300  # [   85.058638] 1fe0: 00000004 bedd57f8 b6eacd8f b6e337e6 800e0030 00000001 00000000 00000000

 3328 06:27:09.192816  # [   85.066822] Backtrace: 

 3329 06:27:09.193252  # [   85.069300] [<c1387628>] (lkdtm_WRITE_KERN) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3330 06:27:09.193640  # [   85.077489]  r7:c6951f60 r6:0000000b r5:c6b8c000 r4:0000002a

 3331 06:27:09.194018  # [   85.083161] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3332 06:27:09.194386  # [   85.091183] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3333 06:27:09.236454  # [   85.099110]  r9:c6951f60 r8:c30e7780 r7:0000000b r6:b6dfb000 r5:c69fe140 r4:c0c53cfc

 3334 06:27:09.236995  # [   85.106873] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3335 06:27:09.237456  # [   85.114716]  r9:c07e0608 r8:c6951f60 r7:c2815800 r6:b6dfb000 r5:c69fe140 r4:00000000

 3336 06:27:09.237879  # [   85.122471] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3337 06:27:09.238292  # [   85.129618]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c6950000 r5:c69fe140

 3338 06:27:09.238697  # [   85.137453]  r4:c69fe140

 3339 06:27:09.280440  # [   85.139999] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3340 06:27:09.280986  # [   85.147145]  r9:c6950000 r8:c03002e4 r7:00000004 r6:b6f42e00 r5:0000000b r4:0000000b

 3341 06:27:09.281512  # [   85.154905] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3342 06:27:09.281939  # [   85.162481] Exception stack(0xc6951fa8 to 0xc6951ff0)

 3343 06:27:09.282352  # [   85.167544] 1fa0:                   0000000b 0000000b 00000001 b6dfb000 0000000b 00000000

 3344 06:27:09.282755  # [   85.175732] 1fc0: 0000000b 0000000b b6f42e00 00000004 00000001 00000000 00020000 bedd5ac4

 3345 06:27:09.324470  # [   85.183918] 1fe0: 00000004 bedd57f8 b6eacd8f b6e337e6

 3346 06:27:09.324979  # [   85.188982] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3347 06:27:09.325405  # [   85.195090] ---[ end trace 10039795b0cb1a56 ]---

 3348 06:27:09.325793  # WRITE_KERN: missing 'call trace:': [FAIL]

 3349 06:27:09.326250  not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1

 3350 06:27:09.326628  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh

 3351 06:27:09.360962  [   85.807861] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3352 06:27:09.361499  [   85.814037] lkdtm: attempting good refcount_inc() without overflow

 3353 06:27:09.361950  [   85.820333] lkdtm: attempting bad refcount_inc() overflow

 3354 06:27:09.362372  [   85.825774] ------------[ cut here ]------------

 3355 06:27:09.362782  [   85.830481] WARNING: CPU: 0 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3356 06:27:09.363192  [   85.838932] refcount_t: saturated; leaking memory.

 3357 06:27:09.404489  [   85.843781] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3358 06:27:09.405045  [   85.873095] CPU: 0 PID: 2585 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3359 06:27:09.405500  [   85.880848] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3360 06:27:09.406008  [   85.887383] Backtrace: 

 3361 06:27:09.448318  [   85.889860] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3362 06:27:09.448855  [   85.897442]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3363 06:27:09.449315  [   85.903121] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3364 06:27:09.449738  [   85.910449] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3365 06:27:09.450149  [   85.917423]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 3366 06:27:09.450554  [   85.925180] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3367 06:27:09.450954  [   85.932672]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c5f74000

 3368 06:27:09.492404  [   85.938344] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 3369 06:27:09.492944  [   85.947314]  r9:c1aceca4 r8:c15ead50 r7:c5f75f60 r6:00000016 r5:c6d88000 r4:c5f74000

 3370 06:27:09.493408  [   85.955078] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 3371 06:27:09.493833  [   85.964751] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387aa4>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3372 06:27:09.536515  [   85.974854] [<c1387a2c>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3373 06:27:09.537055  [   85.983993]  r4:0000002b

 3374 06:27:09.537514  [   85.986541] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3375 06:27:09.537937  [   85.994562] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3376 06:27:09.538348  [   86.002491]  r9:c5f75f60 r8:c30e7780 r7:00000016 r6:b6e8d000 r5:c59a1040 r4:c0c53cfc

 3377 06:27:09.538841  [   86.010253] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3378 06:27:09.580424  [   86.018096]  r9:c07e0608 r8:c5f75f60 r7:c2815800 r6:b6e8d000 r5:c59a1040 r4:00000000

 3379 06:27:09.580964  [   86.025852] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3380 06:27:09.581429  [   86.032999]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5f74000 r5:c59a1040

 3381 06:27:09.581852  [   86.040834]  r4:c59a1040

 3382 06:27:09.582261  [   86.043381] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3383 06:27:09.582669  [   86.050531]  r9:c5f74000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000016 r4:00000016

 3384 06:27:09.583070  [   86.058288] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3385 06:27:09.624303  [   86.065867] Exception stack(0xc5f75fa8 to 0xc5f75ff0)

 3386 06:27:09.624841  [   86.070931] 5fa0:                   00000016 00000016 00000001 b6e8d000 00000016 00000000

 3387 06:27:09.625303  [   86.079120] 5fc0: 00000016 00000016 b6fd4e00 00000004 00000001 00000000 00020000 bef21ac4

 3388 06:27:09.625724  [   86.087305] 5fe0: 00000004 bef217f8 b6f3ed8f b6ec57e6

 3389 06:27:09.626133  [   86.092477] irq event stamp: 0

 3390 06:27:09.626535  [   86.095557] hardirqs last  enabled at (0): [<00000000>] 0x0

 3391 06:27:09.626937  [   86.101190] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3392 06:27:09.668016  [   86.108692] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3393 06:27:09.668186  [   86.116251] softirqs last disabled at (0): [<00000000>] 0x0

 3394 06:27:09.668306  [   86.121887] ---[ end trace 10039795b0cb1a57 ]---

 3395 06:27:09.668387  [   86.126521] lkdtm: Overflow detected: saturated

 3396 06:27:09.817028  # [   85.807861] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3397 06:27:09.817566  # [   85.814037] lkdtm: attempting good refcount_inc() without overflow

 3398 06:27:09.818017  # [   85.820333] lkdtm: attempting bad refcount_inc() overflow

 3399 06:27:09.818436  # [   85.825774] ------------[ cut here ]------------

 3400 06:27:09.818846  # [   85.830481] WARNING: CPU: 0 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3401 06:27:09.819255  # [   85.838932] refcount_t: saturated; leaking memory.

 3402 06:27:09.864464  # [   85.843781] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3403 06:27:09.865016  # [   85.873095] CPU: 0 PID: 2585 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3404 06:27:09.865481  # [   85.880848] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3405 06:27:09.865992  # [   85.887383] Backtrace: 

 3406 06:27:09.908295  # [   85.889860] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3407 06:27:09.908834  # [   85.897442]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3408 06:27:09.909291  # [   85.903121] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3409 06:27:09.909716  # [   85.910449] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3410 06:27:09.910124  # [   85.917423]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 3411 06:27:09.910528  # [   85.925180] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3412 06:27:09.952250  # [   85.932672]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c5f74000

 3413 06:27:09.952752  # [   85.938344] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 3414 06:27:09.953168  # [   85.947314]  r9:c1aceca4 r8:c15ead50 r7:c5f75f60 r6:00000016 r5:c6d88000 r4:c5f74000

 3415 06:27:09.953560  # [   85.955078] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 3416 06:27:09.953941  # [   85.964751] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387aa4>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3417 06:27:09.996452  # [   85.974854] [<c1387a2c>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3418 06:27:09.996959  # [   85.983993]  r4:0000002b

 3419 06:27:09.997383  # [   85.986541] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3420 06:27:09.997775  # [   85.994562] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3421 06:27:09.998234  # [   86.002491]  r9:c5f75f60 r8:c30e7780 r7:00000016 r6:b6e8d000 r5:c59a1040 r4:c0c53cfc

 3422 06:27:09.998609  # [   86.010253] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3423 06:27:10.040280  # [   86.018096]  r9:c07e0608 r8:c5f75f60 r7:c2815800 r6:b6e8d000 r5:c59a1040 r4:00000000

 3424 06:27:10.040842  # [   86.025852] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3425 06:27:10.041310  # [   86.032999]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5f74000 r5:c59a1040

 3426 06:27:10.041734  # [   86.040834]  r4:c59a1040

 3427 06:27:10.042142  # [   86.043381] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3428 06:27:10.042547  # [   86.050531]  r9:c5f74000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000016 r4:00000016

 3429 06:27:10.084456  # [   86.058288] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3430 06:27:10.084961  # [   86.065867] Exception stack(0xc5f75fa8 to 0xc5f75ff0)

 3431 06:27:10.085389  # [   86.070931] 5fa0:                   00000016 00000016 00000001 b6e8d000 00000016 00000000

 3432 06:27:10.085779  # [   86.079120] 5fc0: 00000016 00000016 b6fd4e00 00000004 00000001 00000000 00020000 bef21ac4

 3433 06:27:10.086158  # [   86.087305] 5fe0: 00000004 bef217f8 b6f3ed8f b6ec57e6

 3434 06:27:10.086530  # [   86.092477] irq event stamp: 0

 3435 06:27:10.086898  # [   86.095557] hardirqs last  enabled at (0): [<00000000>] 0x0

 3436 06:27:10.128719  # [   86.101190] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3437 06:27:10.129258  # [   86.108692] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3438 06:27:10.129709  # [   86.116251] softirqs last disabled at (0): [<00000000>] 0x0

 3439 06:27:10.130131  # [   86.121887] ---[ end trace 10039795b0cb1a57 ]---

 3440 06:27:10.130541  # [   86.126521] lkdtm: Overflow detected: saturated

 3441 06:27:10.130945  # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL]

 3442 06:27:10.131338  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1

 3443 06:27:10.131858  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 3444 06:27:10.225603  [   86.672459] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3445 06:27:10.226147  [   86.678491] lkdtm: attempting good refcount_add() without overflow

 3446 06:27:10.226595  [   86.684768] lkdtm: attempting bad refcount_add() overflow

 3447 06:27:10.227010  [   86.690223] ------------[ cut here ]------------

 3448 06:27:10.227419  [   86.694873] WARNING: CPU: 3 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3449 06:27:10.227858  [   86.703373] refcount_t: saturated; leaking memory.

 3450 06:27:10.268741  [   86.708179] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3451 06:27:10.269293  [   86.737416] CPU: 3 PID: 2619 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3452 06:27:10.269748  [   86.745169] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3453 06:27:10.270256  [   86.751704] Backtrace: 

 3454 06:27:10.312312  [   86.754182] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3455 06:27:10.312852  [   86.761767]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3456 06:27:10.313314  [   86.767443] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3457 06:27:10.313735  [   86.774773] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3458 06:27:10.314143  [   86.781747]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 3459 06:27:10.314546  [   86.789504] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3460 06:27:10.314945  [   86.796996]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6f72000

 3461 06:27:10.356303  [   86.802668] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 3462 06:27:10.356843  [   86.811640]  r9:c1acecbc r8:c15ead50 r7:c6f73f60 r6:00000016 r5:c5efe000 r4:c6f72000

 3463 06:27:10.357305  [   86.819404] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 3464 06:27:10.357727  [   86.829080] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387b4c>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3465 06:27:10.400425  [   86.839182] [<c1387ac8>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3466 06:27:10.400963  [   86.848322]  r4:0000002c

 3467 06:27:10.401418  [   86.850870] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3468 06:27:10.401843  [   86.858893] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3469 06:27:10.402340  [   86.866823]  r9:c6f73f60 r8:c30e7780 r7:00000016 r6:b6e24000 r5:c5a668c0 r4:c0c53cfc

 3470 06:27:10.402746  [   86.874585] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3471 06:27:10.444516  [   86.882426]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e24000 r5:c5a668c0 r4:00000000

 3472 06:27:10.445056  [   86.890182] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3473 06:27:10.445516  [   86.897329]  r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6f72000 r5:c5a668c0

 3474 06:27:10.445938  [   86.905163]  r4:c5a668c0

 3475 06:27:10.446347  [   86.907709] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3476 06:27:10.446752  [   86.914856]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000016 r4:00000016

 3477 06:27:10.447240  [   86.922614] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3478 06:27:10.488182  [   86.930191] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3479 06:27:10.488709  [   86.935256] 3fa0:                   00000016 00000016 00000001 b6e24000 00000016 00000000

 3480 06:27:10.489162  [   86.943445] 3fc0: 00000016 00000016 b6f6be00 00000004 00000001 00000000 00020000 beebcac4

 3481 06:27:10.489583  [   86.951632] 3fe0: 00000004 beebc7f8 b6ed5d8f b6e5c7e6

 3482 06:27:10.489989  [   86.956767] irq event stamp: 0

 3483 06:27:10.490389  [   86.959846] hardirqs last  enabled at (0): [<00000000>] 0x0

 3484 06:27:10.490789  [   86.965475] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3485 06:27:10.532168  [   86.973052] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3486 06:27:10.532536  [   86.980603] softirqs last disabled at (0): [<00000000>] 0x0

 3487 06:27:10.532910  [   86.986194] ---[ end trace 10039795b0cb1a58 ]---

 3488 06:27:10.533265  [   86.990882] lkdtm: Overflow detected: saturated

 3489 06:27:10.662892  # [   86.672459] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3490 06:27:10.663427  # [   86.678491] lkdtm: attempting good refcount_add() without overflow

 3491 06:27:10.663909  # [   86.684768] lkdtm: attempting bad refcount_add() overflow

 3492 06:27:10.664334  # [   86.690223] ------------[ cut here ]------------

 3493 06:27:10.664748  # [   86.694873] WARNING: CPU: 3 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3494 06:27:10.665156  # [   86.703373] refcount_t: saturated; leaking memory.

 3495 06:27:10.705653  # [   86.708179] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3496 06:27:10.705809  # [   86.737416] CPU: 3 PID: 2619 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3497 06:27:10.705904  # [   86.745169] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3498 06:27:10.705985  # [   86.751704] Backtrace: 

 3499 06:27:10.749025  # [   86.754182] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3500 06:27:10.749304  # [   86.761767]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3501 06:27:10.749520  # [   86.767443] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3502 06:27:10.749711  # [   86.774773] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3503 06:27:10.749925  # [   86.781747]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 3504 06:27:10.750098  # [   86.789504] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3505 06:27:10.792229  # [   86.796996]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6f72000

 3506 06:27:10.792761  # [   86.802668] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 3507 06:27:10.793215  # [   86.811640]  r9:c1acecbc r8:c15ead50 r7:c6f73f60 r6:00000016 r5:c5efe000 r4:c6f72000

 3508 06:27:10.793637  # [   86.819404] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 3509 06:27:10.794047  # [   86.829080] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387b4c>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3510 06:27:10.836358  # [   86.839182] [<c1387ac8>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3511 06:27:10.836866  # [   86.848322]  r4:0000002c

 3512 06:27:10.837294  # [   86.850870] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3513 06:27:10.837686  # [   86.858893] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3514 06:27:10.838142  # [   86.866823]  r9:c6f73f60 r8:c30e7780 r7:00000016 r6:b6e24000 r5:c5a668c0 r4:c0c53cfc

 3515 06:27:10.838521  # [   86.874585] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3516 06:27:10.880296  # [   86.882426]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e24000 r5:c5a668c0 r4:00000000

 3517 06:27:10.880807  # [   86.890182] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3518 06:27:10.881234  # [   86.897329]  r10:00000004 r9:00000000 r8:00000000 r7:b6e24000 r6:c6f72000 r5:c5a668c0

 3519 06:27:10.881622  # [   86.905163]  r4:c5a668c0

 3520 06:27:10.882000  # [   86.907709] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3521 06:27:10.882380  # [   86.914856]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f6be00 r5:00000016 r4:00000016

 3522 06:27:10.924457  # [   86.922614] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3523 06:27:10.924996  # [   86.930191] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3524 06:27:10.925458  # [   86.935256] 3fa0:                   00000016 00000016 00000001 b6e24000 00000016 00000000

 3525 06:27:10.925882  # [   86.943445] 3fc0: 00000016 00000016 b6f6be00 00000004 00000001 00000000 00020000 beebcac4

 3526 06:27:10.926292  # [   86.951632] 3fe0: 00000004 beebc7f8 b6ed5d8f b6e5c7e6

 3527 06:27:10.926694  # [   86.956767] irq event stamp: 0

 3528 06:27:10.927088  # [   86.959846] hardirqs last  enabled at (0): [<00000000>] 0x0

 3529 06:27:10.974380  # [   86.965475] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3530 06:27:10.974912  # [   86.973052] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3531 06:27:10.975361  # [   86.980603] softirqs last disabled at (0): [<00000000>] 0x0

 3532 06:27:10.975776  # [   86.986194] ---[ end trace 10039795b0cb1a58 ]---

 3533 06:27:10.976222  # [   86.990882] lkdtm: Overflow detected: saturated

 3534 06:27:10.976622  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]

 3535 06:27:10.977016  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1

 3536 06:27:10.977414  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3537 06:27:11.069415  [   87.516660] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3538 06:27:11.069919  [   87.523523] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3539 06:27:11.070334  [   87.529718] ------------[ cut here ]------------

 3540 06:27:11.070721  [   87.534433] WARNING: CPU: 3 PID: 2653 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3541 06:27:11.071101  [   87.542929] refcount_t: saturated; leaking memory.

 3542 06:27:11.112652  [   87.547736] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3543 06:27:11.113169  [   87.576975] CPU: 3 PID: 2653 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3544 06:27:11.113586  [   87.584728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3545 06:27:11.113973  [   87.591262] Backtrace: 

 3546 06:27:11.114426  [   87.593739] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3547 06:27:11.156360  [   87.601322]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3548 06:27:11.156909  [   87.606999] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3549 06:27:11.157361  [   87.614329] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3550 06:27:11.157792  [   87.621304]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 3551 06:27:11.158170  [   87.629064] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3552 06:27:11.158539  [   87.636556]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c69ea000

 3553 06:27:11.200327  [   87.642233] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 3554 06:27:11.200831  [   87.651203]  r9:c1acecd4 r8:c15ead50 r7:c69ebf60 r6:0000001f r5:c6c32000 r4:7fffffff

 3555 06:27:11.201296  [   87.658966] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3556 06:27:11.201716  [   87.669419] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1387bc0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3557 06:27:11.202133  [   87.681075]  r5:c6c32000 r4:c69ea000

 3558 06:27:11.244503  [   87.684669] [<c1387b70>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3559 06:27:11.245041  [   87.694590]  r4:0000002d

 3560 06:27:11.245497  [   87.697137] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3561 06:27:11.245923  [   87.705158] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3562 06:27:11.246332  [   87.713089]  r9:c69ebf60 r8:c30e7780 r7:0000001f r6:b6e73000 r5:c5a66500 r4:c0c53cfc

 3563 06:27:11.246739  [   87.720853] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3564 06:27:11.288423  [   87.728695]  r9:c07e0608 r8:c69ebf60 r7:c2815800 r6:b6e73000 r5:c5a66500 r4:00000000

 3565 06:27:11.288963  [   87.736451] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3566 06:27:11.289483  [   87.743597]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c69ea000 r5:c5a66500

 3567 06:27:11.289907  [   87.751432]  r4:c5a66500

 3568 06:27:11.290315  [   87.753978] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3569 06:27:11.290718  [   87.761125]  r9:c69ea000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:0000001f r4:0000001f

 3570 06:27:11.291117  [   87.768884] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3571 06:27:11.332345  [   87.776461] Exception stack(0xc69ebfa8 to 0xc69ebff0)

 3572 06:27:11.332854  [   87.781524] bfa0:                   0000001f 0000001f 00000001 b6e73000 0000001f 00000000

 3573 06:27:11.333286  [   87.789712] bfc0: 0000001f 0000001f b6fbae00 00000004 00000001 00000000 00020000 bec05ac4

 3574 06:27:11.333754  [   87.797898] bfe0: 00000004 bec057f8 b6f24d8f b6eab7e6

 3575 06:27:11.334137  [   87.803023] irq event stamp: 0

 3576 06:27:11.334511  [   87.806103] hardirqs last  enabled at (0): [<00000000>] 0x0

 3577 06:27:11.334882  [   87.811728] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3578 06:27:11.375957  [   87.819248] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3579 06:27:11.376040  [   87.826797] softirqs last disabled at (0): [<00000000>] 0x0

 3580 06:27:11.376125  [   87.832424] ---[ end trace 10039795b0cb1a59 ]---

 3581 06:27:11.376206  [   87.837061] lkdtm: Overflow detected: saturated

 3582 06:27:11.515397  # [   87.516660] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3583 06:27:11.516038  # [   87.523523] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3584 06:27:11.516463  # [   87.529718] ------------[ cut here ]------------

 3585 06:27:11.516850  # [   87.534433] WARNING: CPU: 3 PID: 2653 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3586 06:27:11.517228  # [   87.542929] refcount_t: saturated; leaking memory.

 3587 06:27:11.558761  # [   87.547736] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3588 06:27:11.559300  # [   87.576975] CPU: 3 PID: 2653 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3589 06:27:11.559756  # [   87.584728] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3590 06:27:11.560303  # [   87.591262] Backtrace: 

 3591 06:27:11.560683  # [   87.593739] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3592 06:27:11.601714  # [   87.601322]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3593 06:27:11.602261  # [   87.606999] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3594 06:27:11.602716  # [   87.614329] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3595 06:27:11.603136  # [   87.621304]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 3596 06:27:11.603547  # [   87.629064] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3597 06:27:11.603983  # [   87.636556]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c69ea000

 3598 06:27:11.644490  # [   87.642233] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 3599 06:27:11.644995  # [   87.651203]  r9:c1acecd4 r8:c15ead50 r7:c69ebf60 r6:0000001f r5:c6c32000 r4:7fffffff

 3600 06:27:11.645412  # [   87.658966] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3601 06:27:11.645804  # [   87.669419] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1387bc0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3602 06:27:11.646181  # [   87.681075]  r5:c6c32000 r4:c69ea000

 3603 06:27:11.688368  # [   87.684669] [<c1387b70>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3604 06:27:11.688877  # [   87.694590]  r4:0000002d

 3605 06:27:11.689300  # [   87.697137] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3606 06:27:11.689692  # [   87.705158] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3607 06:27:11.690148  # [   87.713089]  r9:c69ebf60 r8:c30e7780 r7:0000001f r6:b6e73000 r5:c5a66500 r4:c0c53cfc

 3608 06:27:11.690526  # [   87.720853] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3609 06:27:11.732275  # [   87.728695]  r9:c07e0608 r8:c69ebf60 r7:c2815800 r6:b6e73000 r5:c5a66500 r4:00000000

 3610 06:27:11.732781  # [   87.736451] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3611 06:27:11.733214  # [   87.743597]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c69ea000 r5:c5a66500

 3612 06:27:11.733604  # [   87.751432]  r4:c5a66500

 3613 06:27:11.733981  # [   87.753978] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3614 06:27:11.734353  # [   87.761125]  r9:c69ea000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:0000001f r4:0000001f

 3615 06:27:11.776299  # [   87.768884] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3616 06:27:11.776806  # [   87.776461] Exception stack(0xc69ebfa8 to 0xc69ebff0)

 3617 06:27:11.777232  # [   87.781524] bfa0:                   0000001f 0000001f 00000001 b6e73000 0000001f 00000000

 3618 06:27:11.777697  # [   87.789712] bfc0: 0000001f 0000001f b6fbae00 00000004 00000001 00000000 00020000 bec05ac4

 3619 06:27:11.778071  # [   87.797898] bfe0: 00000004 bec057f8 b6f24d8f b6eab7e6

 3620 06:27:11.778439  # [   87.803023] irq event stamp: 0

 3621 06:27:11.778807  # [   87.806103] hardirqs last  enabled at (0): [<00000000>] 0x0

 3622 06:27:11.820244  # [   87.811728] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3623 06:27:11.820427  # [   87.819248] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3624 06:27:11.820551  # [   87.826797] softirqs last disabled at (0): [<00000000>] 0x0

 3625 06:27:11.820657  # [   87.832424] ---[ end trace 10039795b0cb1a59 ]---

 3626 06:27:11.820762  # [   87.837061] lkdtm: Overflow detected: saturated

 3627 06:27:11.820865  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 3628 06:27:11.820965  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1

 3629 06:27:11.864260  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3630 06:27:11.926587  [   88.373536] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3631 06:27:11.927070  [   88.380396] lkdtm: attempting bad refcount_add_not_zero() overflow

 3632 06:27:11.927370  [   88.386592] ------------[ cut here ]------------

 3633 06:27:11.927649  [   88.391284] WARNING: CPU: 1 PID: 2687 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3634 06:27:11.927959  [   88.399736] refcount_t: saturated; leaking memory.

 3635 06:27:11.969828  [   88.404597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3636 06:27:11.970327  [   88.433814] CPU: 1 PID: 2687 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3637 06:27:11.970630  [   88.441568] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3638 06:27:11.970907  [   88.448104] Backtrace: 

 3639 06:27:11.971171  [   88.450581] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3640 06:27:12.012804  [   88.458166]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3641 06:27:12.013334  [   88.463845] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3642 06:27:12.013787  [   88.471172] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3643 06:27:12.014212  [   88.478149]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 3644 06:27:12.014609  [   88.485906] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3645 06:27:12.014976  [   88.493400]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c6f72000

 3646 06:27:12.056472  [   88.499075] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 3647 06:27:12.057014  [   88.508045]  r9:c1acecf4 r8:c15ead50 r7:c6f73f60 r6:0000001f r5:c6d82000 r4:7fffffff

 3648 06:27:12.057471  [   88.515808] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3649 06:27:12.057899  [   88.526260] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1387c48>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3650 06:27:12.058312  [   88.537918]  r5:c6d82000 r4:c6f72000

 3651 06:27:12.100369  [   88.541511] [<c1387bf8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3652 06:27:12.100911  [   88.551432]  r4:0000002e

 3653 06:27:12.101367  [   88.553980] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3654 06:27:12.101789  [   88.562002] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3655 06:27:12.102288  [   88.569933]  r9:c6f73f60 r8:c30e7780 r7:0000001f r6:b6e3e000 r5:c59c7400 r4:c0c53cfc

 3656 06:27:12.102697  [   88.577695] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3657 06:27:12.144433  [   88.585536]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e3e000 r5:c59c7400 r4:00000000

 3658 06:27:12.144970  [   88.593292] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3659 06:27:12.145426  [   88.600440]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6f72000 r5:c59c7400

 3660 06:27:12.145840  [   88.608275]  r4:c59c7400

 3661 06:27:12.146248  [   88.610821] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3662 06:27:12.146652  [   88.617967]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f

 3663 06:27:12.147141  [   88.625726] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3664 06:27:12.188195  [   88.633304] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3665 06:27:12.188724  [   88.638369] 3fa0:                   0000001f 0000001f 00000001 b6e3e000 0000001f 00000000

 3666 06:27:12.189170  [   88.646559] 3fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 bed8cac4

 3667 06:27:12.189589  [   88.654746] 3fe0: 00000004 bed8c7f8 b6eefd8f b6e767e6

 3668 06:27:12.189992  [   88.659874] irq event stamp: 0

 3669 06:27:12.190389  [   88.662980] hardirqs last  enabled at (0): [<00000000>] 0x0

 3670 06:27:12.190783  [   88.668575] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3671 06:27:12.232093  [   88.676118] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3672 06:27:12.232463  [   88.683683] softirqs last disabled at (0): [<00000000>] 0x0

 3673 06:27:12.232838  [   88.689275] ---[ end trace 10039795b0cb1a5a ]---

 3674 06:27:12.233197  [   88.693957] lkdtm: Overflow detected: saturated

 3675 06:27:12.379711  # [   88.373536] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3676 06:27:12.380254  # [   88.380396] lkdtm: attempting bad refcount_add_not_zero() overflow

 3677 06:27:12.380674  # [   88.386592] ------------[ cut here ]------------

 3678 06:27:12.381063  # [   88.391284] WARNING: CPU: 1 PID: 2687 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3679 06:27:12.381442  # [   88.399736] refcount_t: saturated; leaking memory.

 3680 06:27:12.422982  # [   88.404597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3681 06:27:12.423539  # [   88.433814] CPU: 1 PID: 2687 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3682 06:27:12.424027  # [   88.441568] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3683 06:27:12.424454  # [   88.448104] Backtrace: 

 3684 06:27:12.424868  # [   88.450581] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3685 06:27:12.465711  # [   88.458166]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3686 06:27:12.466255  # [   88.463845] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3687 06:27:12.466671  # [   88.471172] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3688 06:27:12.467058  # [   88.478149]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 3689 06:27:12.467514  # [   88.485906] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3690 06:27:12.467921  # [   88.493400]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c6f72000

 3691 06:27:12.512351  # [   88.499075] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 3692 06:27:12.512850  # [   88.508045]  r9:c1acecf4 r8:c15ead50 r7:c6f73f60 r6:0000001f r5:c6d82000 r4:7fffffff

 3693 06:27:12.513272  # [   88.515808] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3694 06:27:12.513665  # [   88.526260] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1387c48>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3695 06:27:12.514047  # [   88.537918]  r5:c6d82000 r4:c6f72000

 3696 06:27:12.556217  # [   88.541511] [<c1387bf8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3697 06:27:12.556707  # [   88.551432]  r4:0000002e

 3698 06:27:12.557118  # [   88.553980] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3699 06:27:12.557503  # [   88.562002] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3700 06:27:12.557874  # [   88.569933]  r9:c6f73f60 r8:c30e7780 r7:0000001f r6:b6e3e000 r5:c59c7400 r4:c0c53cfc

 3701 06:27:12.558242  # [   88.577695] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3702 06:27:12.604387  # [   88.585536]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e3e000 r5:c59c7400 r4:00000000

 3703 06:27:12.604921  # [   88.593292] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3704 06:27:12.605376  # [   88.600440]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6f72000 r5:c59c7400

 3705 06:27:12.605789  # [   88.608275]  r4:c59c7400

 3706 06:27:12.606190  # [   88.610821] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3707 06:27:12.606592  # [   88.617967]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:0000001f r4:0000001f

 3708 06:27:12.648484  # [   88.625726] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3709 06:27:12.648987  # [   88.633304] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 3710 06:27:12.649417  # [   88.638369] 3fa0:                   0000001f 0000001f 00000001 b6e3e000 0000001f 00000000

 3711 06:27:12.649810  # [   88.646559] 3fc0: 0000001f 0000001f b6f85e00 00000004 00000001 00000000 00020000 bed8cac4

 3712 06:27:12.650188  # [   88.654746] 3fe0: 00000004 bed8c7f8 b6eefd8f b6e767e6

 3713 06:27:12.650559  # [   88.659874] irq event stamp: 0

 3714 06:27:12.650926  # [   88.662980] hardirqs last  enabled at (0): [<00000000>] 0x0

 3715 06:27:12.692550  # [   88.668575] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3716 06:27:12.693095  # [   88.676118] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3717 06:27:12.693556  # [   88.683683] softirqs last disabled at (0): [<00000000>] 0x0

 3718 06:27:12.693979  # [   88.689275] ---[ end trace 10039795b0cb1a5a ]---

 3719 06:27:12.694390  # [   88.693957] lkdtm: Overflow detected: saturated

 3720 06:27:12.694794  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 3721 06:27:12.695192  not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1

 3722 06:27:12.736191  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh

 3723 06:27:12.797557  [   89.244379] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3724 06:27:12.798092  [   89.250065] lkdtm: attempting good refcount_dec()

 3725 06:27:12.798540  [   89.254857] lkdtm: attempting bad refcount_dec() to zero

 3726 06:27:12.798964  [   89.260229] ------------[ cut here ]------------

 3727 06:27:12.799388  [   89.264878] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3728 06:27:12.799764  [   89.273385] refcount_t: decrement hit 0; leaking memory.

 3729 06:27:12.840733  [   89.278710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3730 06:27:12.841290  [   89.307943] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3731 06:27:12.841747  [   89.315697] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3732 06:27:12.842254  [   89.322233] Backtrace: 

 3733 06:27:12.884273  [   89.324709] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3734 06:27:12.884808  [   89.332291]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3735 06:27:12.885262  [   89.337969] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3736 06:27:12.885685  [   89.345297] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3737 06:27:12.886095  [   89.352271]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 3738 06:27:12.886502  [   89.360030] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3739 06:27:12.886902  [   89.367524]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c6b62000

 3740 06:27:12.928422  [   89.373198] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 3741 06:27:12.928964  [   89.382170]  r9:c1aced14 r8:c15ead50 r7:c6b63f60 r6:00000012 r5:c6c32000 r4:c6b62000

 3742 06:27:12.929427  [   89.389933] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 3743 06:27:12.929852  [   89.399605] [<c1387978>] (__refcount_dec.constprop.0) from [<c1387cdc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3744 06:27:12.972531  [   89.409360] [<c1387c80>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3745 06:27:12.973068  [   89.418152]  r4:0000002f

 3746 06:27:12.973530  [   89.420699] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3747 06:27:12.973954  [   89.428721] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3748 06:27:12.974366  [   89.436649]  r9:c6b63f60 r8:c30e7780 r7:00000012 r6:b6e53000 r5:c5a67400 r4:c0c53cfc

 3749 06:27:12.974858  [   89.444410] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3750 06:27:12.975264  [   89.452252]  r9:c07e0608 r8:c6b63f60 r7:c2815800 r6:b6e53000 r5:c5a67400 r4:00000000

 3751 06:27:13.016322  [   89.460009] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3752 06:27:13.016500  [   89.467157]  r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6b62000 r5:c5a67400

 3753 06:27:13.016622  [   89.474994]  r4:c5a67400

 3754 06:27:13.016727  [   89.477539] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3755 06:27:13.016828  [   89.484685]  r9:c6b62000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000012 r4:00000012

 3756 06:27:13.016928  [   89.492443] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3757 06:27:13.064016  [   89.500021] Exception stack(0xc6b63fa8 to 0xc6b63ff0)

 3758 06:27:13.064188  [   89.505086] 3fa0:                   00000012 00000012 00000001 b6e53000 00000012 00000000

 3759 06:27:13.064279  [   89.513276] 3fc0: 00000012 00000012 b6f9ae00 00000004 00000001 00000000 00020000 be916ac4

 3760 06:27:13.064379  [   89.521461] 3fe0: 00000004 be9167f8 b6f04d8f b6e8b7e6

 3761 06:27:13.064471  [   89.526592] irq event stamp: 0

 3762 06:27:13.064549  [   89.529669] hardirqs last  enabled at (0): [<00000000>] 0x0

 3763 06:27:13.064625  [   89.535293] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3764 06:27:13.108037  [   89.542844] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3765 06:27:13.108212  [   89.550411] softirqs last disabled at (0): [<00000000>] 0x0

 3766 06:27:13.108331  [   89.556010] ---[ end trace 10039795b0cb1a5b ]---

 3767 06:27:13.108433  [   89.560679] lkdtm: Zero detected: saturated

 3768 06:27:13.246770  # [   89.244379] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3769 06:27:13.247282  # [   89.250065] lkdtm: attempting good refcount_dec()

 3770 06:27:13.247699  # [   89.254857] lkdtm: attempting bad refcount_dec() to zero

 3771 06:27:13.248134  # [   89.260229] ------------[ cut here ]------------

 3772 06:27:13.248513  # [   89.264878] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3773 06:27:13.248882  # [   89.273385] refcount_t: decrement hit 0; leaking memory.

 3774 06:27:13.289846  # [   89.278710] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3775 06:27:13.290364  # [   89.307943] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3776 06:27:13.290782  # [   89.315697] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3777 06:27:13.291173  # [   89.322233] Backtrace: 

 3778 06:27:13.332620  # [   89.324709] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3779 06:27:13.333124  # [   89.332291]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3780 06:27:13.333554  # [   89.337969] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3781 06:27:13.333948  # [   89.345297] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3782 06:27:13.334329  # [   89.352271]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 3783 06:27:13.334703  # [   89.360030] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3784 06:27:13.380497  # [   89.367524]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c6b62000

 3785 06:27:13.381014  # [   89.373198] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 3786 06:27:13.381451  # [   89.382170]  r9:c1aced14 r8:c15ead50 r7:c6b63f60 r6:00000012 r5:c6c32000 r4:c6b62000

 3787 06:27:13.381842  # [   89.389933] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 3788 06:27:13.382222  # [   89.399605] [<c1387978>] (__refcount_dec.constprop.0) from [<c1387cdc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3789 06:27:13.424272  # [   89.409360] [<c1387c80>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3790 06:27:13.424781  # [   89.418152]  r4:0000002f

 3791 06:27:13.425205  # [   89.420699] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3792 06:27:13.425594  # [   89.428721] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3793 06:27:13.426054  # [   89.436649]  r9:c6b63f60 r8:c30e7780 r7:00000012 r6:b6e53000 r5:c5a67400 r4:c0c53cfc

 3794 06:27:13.426432  # [   89.444410] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3795 06:27:13.468316  # [   89.452252]  r9:c07e0608 r8:c6b63f60 r7:c2815800 r6:b6e53000 r5:c5a67400 r4:00000000

 3796 06:27:13.468826  # [   89.460009] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3797 06:27:13.469257  # [   89.467157]  r10:00000004 r9:00000000 r8:00000000 r7:b6e53000 r6:c6b62000 r5:c5a67400

 3798 06:27:13.469646  # [   89.474994]  r4:c5a67400

 3799 06:27:13.470021  # [   89.477539] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3800 06:27:13.470397  # [   89.484685]  r9:c6b62000 r8:c03002e4 r7:00000004 r6:b6f9ae00 r5:00000012 r4:00000012

 3801 06:27:13.512449  # [   89.492443] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3802 06:27:13.512954  # [   89.500021] Exception stack(0xc6b63fa8 to 0xc6b63ff0)

 3803 06:27:13.513382  # [   89.505086] 3fa0:                   00000012 00000012 00000001 b6e53000 00000012 00000000

 3804 06:27:13.513775  # [   89.513276] 3fc0: 00000012 00000012 b6f9ae00 00000004 00000001 00000000 00020000 be916ac4

 3805 06:27:13.514153  # [   89.521461] 3fe0: 00000004 be9167f8 b6f04d8f b6e8b7e6

 3806 06:27:13.514524  # [   89.526592] irq event stamp: 0

 3807 06:27:13.514892  # [   89.529669] hardirqs last  enabled at (0): [<00000000>] 0x0

 3808 06:27:13.558210  # [   89.535293] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3809 06:27:13.558378  # [   89.542844] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3810 06:27:13.558485  # [   89.550411] softirqs last disabled at (0): [<00000000>] 0x0

 3811 06:27:13.558578  # [   89.556010] ---[ end trace 10039795b0cb1a5b ]---

 3812 06:27:13.558667  # [   89.560679] lkdtm: Zero detected: saturated

 3813 06:27:13.558755  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]

 3814 06:27:13.558841  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1

 3815 06:27:13.558927  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3816 06:27:13.671231  [   90.118325] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3817 06:27:13.671464  [   90.124473] lkdtm: attempting bad refcount_dec() below zero

 3818 06:27:13.671638  [   90.130160] ------------[ cut here ]------------

 3819 06:27:13.671794  [   90.134842] WARNING: CPU: 2 PID: 2758 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3820 06:27:13.671963  [   90.143368] refcount_t: decrement hit 0; leaking memory.

 3821 06:27:13.714631  [   90.148695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3822 06:27:13.714963  [   90.177925] CPU: 2 PID: 2758 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3823 06:27:13.715226  [   90.185679] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3824 06:27:13.715499  [   90.192214] Backtrace: 

 3825 06:27:13.715718  [   90.194692] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3826 06:27:13.757979  [   90.202274]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3827 06:27:13.758482  [   90.207950] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3828 06:27:13.758899  [   90.215277] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3829 06:27:13.759285  [   90.222251]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 3830 06:27:13.759662  [   90.230008] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3831 06:27:13.760069  [   90.237502]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c59ee000

 3832 06:27:13.801133  [   90.243176] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 3833 06:27:13.801671  [   90.252147]  r9:c1aced28 r8:c15ead50 r7:c59eff60 r6:00000016 r5:00000000 r4:c59ee000

 3834 06:27:13.802123  [   90.259907] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 3835 06:27:13.802548  [   90.269578] [<c1387978>] (__refcount_dec.constprop.0) from [<c1387da0>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3836 06:27:13.802966  [   90.279680] [<c1387d58>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3837 06:27:13.844509  [   90.288821]  r5:c5a1a000 r4:00000030

 3838 06:27:13.845051  [   90.292409] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3839 06:27:13.845504  [   90.300431] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3840 06:27:13.845927  [   90.308360]  r9:c59eff60 r8:c30e7780 r7:00000016 r6:b6e2e000 r5:c581f7c0 r4:c0c53cfc

 3841 06:27:13.846426  [   90.316123] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3842 06:27:13.846833  [   90.323966]  r9:c07e0608 r8:c59eff60 r7:c2815800 r6:b6e2e000 r5:c581f7c0 r4:00000000

 3843 06:27:13.888353  [   90.331722] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3844 06:27:13.888893  [   90.338870]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c59ee000 r5:c581f7c0

 3845 06:27:13.889356  [   90.346707]  r4:c581f7c0

 3846 06:27:13.889775  [   90.349254] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3847 06:27:13.890185  [   90.356403]  r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016

 3848 06:27:13.890588  [   90.364161] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3849 06:27:13.890985  [   90.371739] Exception stack(0xc59effa8 to 0xc59efff0)

 3850 06:27:13.931994  [   90.376805] ffa0:                   00000016 00000016 00000001 b6e2e000 00000016 00000000

 3851 06:27:13.932153  [   90.384995] ffc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 bec1bac4

 3852 06:27:13.932244  [   90.393180] ffe0: 00000004 bec1b7f8 b6edfd8f b6e667e6

 3853 06:27:13.932325  [   90.398333] irq event stamp: 0

 3854 06:27:13.932404  [   90.401437] hardirqs last  enabled at (0): [<00000000>] 0x0

 3855 06:27:13.932508  [   90.407030] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3856 06:27:13.975927  [   90.414578] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3857 06:27:13.976047  [   90.422144] softirqs last disabled at (0): [<00000000>] 0x0

 3858 06:27:13.976160  [   90.427737] ---[ end trace 10039795b0cb1a5c ]---

 3859 06:27:13.976269  [   90.432419] lkdtm: Negative detected: saturated

 3860 06:27:14.112733  # [   90.118325] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3861 06:27:14.113240  # [   90.124473] lkdtm: attempting bad refcount_dec() below zero

 3862 06:27:14.113656  # [   90.130160] ------------[ cut here ]------------

 3863 06:27:14.114041  # [   90.134842] WARNING: CPU: 2 PID: 2758 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3864 06:27:14.114425  # [   90.143368] refcount_t: decrement hit 0; leaking memory.

 3865 06:27:14.156257  # [   90.148695] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3866 06:27:14.156850  # [   90.177925] CPU: 2 PID: 2758 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3867 06:27:14.157271  # [   90.185679] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3868 06:27:14.157653  # [   90.192214] Backtrace: 

 3869 06:27:14.158026  # [   90.194692] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3870 06:27:14.200497  # [   90.202274]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3871 06:27:14.201003  # [   90.207950] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3872 06:27:14.201425  # [   90.215277] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3873 06:27:14.201812  # [   90.222251]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 3874 06:27:14.202187  # [   90.230008] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3875 06:27:14.202560  # [   90.237502]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c59ee000

 3876 06:27:14.244256  # [   90.243176] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 3877 06:27:14.244773  # [   90.252147]  r9:c1aced28 r8:c15ead50 r7:c59eff60 r6:00000016 r5:00000000 r4:c59ee000

 3878 06:27:14.245197  # [   90.259907] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 3879 06:27:14.245589  # [   90.269578] [<c1387978>] (__refcount_dec.constprop.0) from [<c1387da0>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3880 06:27:14.245969  # [   90.279680] [<c1387d58>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3881 06:27:14.288298  # [   90.288821]  r5:c5a1a000 r4:00000030

 3882 06:27:14.288803  # [   90.292409] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3883 06:27:14.289234  # [   90.300431] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3884 06:27:14.289623  # [   90.308360]  r9:c59eff60 r8:c30e7780 r7:00000016 r6:b6e2e000 r5:c581f7c0 r4:c0c53cfc

 3885 06:27:14.290084  # [   90.316123] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3886 06:27:14.290463  # [   90.323966]  r9:c07e0608 r8:c59eff60 r7:c2815800 r6:b6e2e000 r5:c581f7c0 r4:00000000

 3887 06:27:14.332304  # [   90.331722] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3888 06:27:14.332832  # [   90.338870]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c59ee000 r5:c581f7c0

 3889 06:27:14.333273  # [   90.346707]  r4:c581f7c0

 3890 06:27:14.333661  # [   90.349254] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3891 06:27:14.334039  # [   90.356403]  r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:00000016 r4:00000016

 3892 06:27:14.334412  # [   90.364161] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3893 06:27:14.376452  # [   90.371739] Exception stack(0xc59effa8 to 0xc59efff0)

 3894 06:27:14.376958  # [   90.376805] ffa0:                   00000016 00000016 00000001 b6e2e000 00000016 00000000

 3895 06:27:14.377389  # [   90.384995] ffc0: 00000016 00000016 b6f75e00 00000004 00000001 00000000 00020000 bec1bac4

 3896 06:27:14.377777  # [   90.393180] ffe0: 00000004 bec1b7f8 b6edfd8f b6e667e6

 3897 06:27:14.378153  # [   90.398333] irq event stamp: 0

 3898 06:27:14.378523  # [   90.401437] hardirqs last  enabled at (0): [<00000000>] 0x0

 3899 06:27:14.378889  # [   90.407030] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3900 06:27:14.420428  # [   90.414578] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3901 06:27:14.420938  # [   90.422144] softirqs last disabled at (0): [<00000000>] 0x0

 3902 06:27:14.421362  # [   90.427737] ---[ end trace 10039795b0cb1a5c ]---

 3903 06:27:14.421749  # [   90.432419] lkdtm: Negative detected: saturated

 3904 06:27:14.422127  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 3905 06:27:14.422497  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3906 06:27:14.422864  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3907 06:27:14.532877  [   90.979747] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 3908 06:27:14.533377  [   90.986684] lkdtm: attempting bad refcount_dec_and_test() below zero

 3909 06:27:14.533793  [   90.993230] ------------[ cut here ]------------

 3910 06:27:14.534178  [   90.997913] WARNING: CPU: 3 PID: 2793 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 3911 06:27:14.534557  [   91.006517] refcount_t: underflow; use-after-free.

 3912 06:27:14.576484  [   91.011361] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3913 06:27:14.577000  [   91.040609] CPU: 3 PID: 2793 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3914 06:27:14.577414  [   91.048361] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3915 06:27:14.577797  [   91.054896] Backtrace: 

 3916 06:27:14.578252  [   91.057373] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3917 06:27:14.620364  [   91.064955]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3918 06:27:14.620907  [   91.070633] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3919 06:27:14.621367  [   91.077961] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3920 06:27:14.621790  [   91.084936]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 3921 06:27:14.622211  [   91.092694] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3922 06:27:14.622579  [   91.100186]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c5f74000

 3923 06:27:14.664479  [   91.105860] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 3924 06:27:14.664990  [   91.114917]  r9:c1aced40 r8:c15ead50 r7:c5f75f60 r6:0000001f r5:00000000 r4:c5f74000

 3925 06:27:14.665414  [   91.122678] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 3926 06:27:14.665883  [   91.133134] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1387e18>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 3927 06:27:14.708444  [   91.144801] [<c1387dc8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3928 06:27:14.708950  [   91.154722]  r5:c6c32000 r4:00000031

 3929 06:27:14.709376  [   91.158311] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3930 06:27:14.709772  [   91.166331] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3931 06:27:14.710155  [   91.174259]  r9:c5f75f60 r8:c30e7780 r7:0000001f r6:b6e4b000 r5:c5a67a40 r4:c0c53cfc

 3932 06:27:14.710530  [   91.182023] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3933 06:27:14.752283  [   91.189864]  r9:c07e0608 r8:c5f75f60 r7:c2815800 r6:b6e4b000 r5:c5a67a40 r4:00000000

 3934 06:27:14.752459  [   91.197620] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3935 06:27:14.752572  [   91.204768]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5f74000 r5:c5a67a40

 3936 06:27:14.752670  [   91.212604]  r4:c5a67a40

 3937 06:27:14.752765  [   91.215150] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3938 06:27:14.752859  [   91.222298]  r9:c5f74000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000001f r4:0000001f

 3939 06:27:14.752950  [   91.230057] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3940 06:27:14.796182  [   91.237635] Exception stack(0xc5f75fa8 to 0xc5f75ff0)

 3941 06:27:14.796688  [   91.242700] 5fa0:                   0000001f 0000001f 00000001 b6e4b000 0000001f 00000000

 3942 06:27:14.797102  [   91.250888] 5fc0: 0000001f 0000001f b6f92e00 00000004 00000001 00000000 00020000 be89bac4

 3943 06:27:14.797487  [   91.259074] 5fe0: 00000004 be89b7f8 b6efcd8f b6e837e6

 3944 06:27:14.797859  [   91.264206] irq event stamp: 0

 3945 06:27:14.798226  [   91.267283] hardirqs last  enabled at (0): [<00000000>] 0x0

 3946 06:27:14.798592  [   91.272923] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3947 06:27:14.839970  [   91.280474] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3948 06:27:14.840059  [   91.287997] softirqs last disabled at (0): [<00000000>] 0x0

 3949 06:27:14.840149  [   91.293648] ---[ end trace 10039795b0cb1a5d ]---

 3950 06:27:14.840234  [   91.298285] lkdtm: Negative detected: saturated

 3951 06:27:14.987239  # [   90.979747] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 3952 06:27:14.987765  # [   90.986684] lkdtm: attempting bad refcount_dec_and_test() below zero

 3953 06:27:14.988252  # [   90.993230] ------------[ cut here ]------------

 3954 06:27:14.988675  # [   90.997913] WARNING: CPU: 3 PID: 2793 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 3955 06:27:14.989087  # [   91.006517] refcount_t: underflow; use-after-free.

 3956 06:27:15.030319  # [   91.011361] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 3957 06:27:15.030873  # [   91.040609] CPU: 3 PID: 2793 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 3958 06:27:15.031323  # [   91.048361] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3959 06:27:15.031746  # [   91.054896] Backtrace: 

 3960 06:27:15.032277  # [   91.057373] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 3961 06:27:15.073256  # [   91.064955]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 3962 06:27:15.073762  # [   91.070633] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 3963 06:27:15.074179  # [   91.077961] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3964 06:27:15.074567  # [   91.084936]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 3965 06:27:15.074944  # [   91.092694] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 3966 06:27:15.075318  # [   91.100186]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c5f74000

 3967 06:27:15.120359  # [   91.105860] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 3968 06:27:15.120880  # [   91.114917]  r9:c1aced40 r8:c15ead50 r7:c5f75f60 r6:0000001f r5:00000000 r4:c5f74000

 3969 06:27:15.121306  # [   91.122678] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 3970 06:27:15.121694  # [   91.133134] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1387e18>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 3971 06:27:15.164288  # [   91.144801] [<c1387dc8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 3972 06:27:15.164797  # [   91.154722]  r5:c6c32000 r4:00000031

 3973 06:27:15.165243  # [   91.158311] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 3974 06:27:15.165635  # [   91.166331] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 3975 06:27:15.166012  # [   91.174259]  r9:c5f75f60 r8:c30e7780 r7:0000001f r6:b6e4b000 r5:c5a67a40 r4:c0c53cfc

 3976 06:27:15.166383  # [   91.182023] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 3977 06:27:15.208266  # [   91.189864]  r9:c07e0608 r8:c5f75f60 r7:c2815800 r6:b6e4b000 r5:c5a67a40 r4:00000000

 3978 06:27:15.208775  # [   91.197620] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 3979 06:27:15.209205  # [   91.204768]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5f74000 r5:c5a67a40

 3980 06:27:15.209593  # [   91.212604]  r4:c5a67a40

 3981 06:27:15.209973  # [   91.215150] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 3982 06:27:15.210346  # [   91.222298]  r9:c5f74000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000001f r4:0000001f

 3983 06:27:15.252427  # [   91.230057] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3984 06:27:15.252909  # [   91.237635] Exception stack(0xc5f75fa8 to 0xc5f75ff0)

 3985 06:27:15.253343  # [   91.242700] 5fa0:                   0000001f 0000001f 00000001 b6e4b000 0000001f 00000000

 3986 06:27:15.253810  # [   91.250888] 5fc0: 0000001f 0000001f b6f92e00 00000004 00000001 00000000 00020000 be89bac4

 3987 06:27:15.254193  # [   91.259074] 5fe0: 00000004 be89b7f8 b6efcd8f b6e837e6

 3988 06:27:15.254567  # [   91.264206] irq event stamp: 0

 3989 06:27:15.254937  # [   91.267283] hardirqs last  enabled at (0): [<00000000>] 0x0

 3990 06:27:15.296271  # [   91.272923] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3991 06:27:15.296772  # [   91.280474] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3992 06:27:15.297188  # [   91.287997] softirqs last disabled at (0): [<00000000>] 0x0

 3993 06:27:15.297575  # [   91.293648] ---[ end trace 10039795b0cb1a5d ]---

 3994 06:27:15.297957  # [   91.298285] lkdtm: Negative detected: saturated

 3995 06:27:15.298328  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 3996 06:27:15.298697  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3997 06:27:15.340464  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 3998 06:27:15.413353  [   91.860058] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 3999 06:27:15.413893  [   91.866999] lkdtm: attempting bad refcount_sub_and_test() below zero

 4000 06:27:15.414345  [   91.873464] ------------[ cut here ]------------

 4001 06:27:15.414766  [   91.878145] WARNING: CPU: 1 PID: 2828 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4002 06:27:15.415177  [   91.886758] refcount_t: underflow; use-after-free.

 4003 06:27:15.456664  [   91.891600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4004 06:27:15.457215  [   91.920837] CPU: 1 PID: 2828 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4005 06:27:15.457673  [   91.928591] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4006 06:27:15.458096  [   91.935126] Backtrace: 

 4007 06:27:15.458593  [   91.937605] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4008 06:27:15.500360  [   91.945189]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4009 06:27:15.500900  [   91.950864] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4010 06:27:15.501361  [   91.958192] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4011 06:27:15.501787  [   91.965165]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4012 06:27:15.502198  [   91.972923] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4013 06:27:15.502605  [   91.980417]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c69ea000

 4014 06:27:15.544527  [   91.986090] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4015 06:27:15.545066  [   91.995149]  r9:c1aced60 r8:c15ead50 r7:c69ebf60 r6:0000001f r5:c6d82000 r4:c69ea000

 4016 06:27:15.545530  [   92.002909] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4017 06:27:15.545958  [   92.013366] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1387ea4>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4018 06:27:15.588458  [   92.025030] [<c1387e54>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4019 06:27:15.588999  [   92.034950]  r4:00000032

 4020 06:27:15.589453  [   92.037497] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4021 06:27:15.589883  [   92.045519] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4022 06:27:15.590297  [   92.053447]  r9:c69ebf60 r8:c30e7780 r7:0000001f r6:b6ea7000 r5:c59a0dc0 r4:c0c53cfc

 4023 06:27:15.590796  [   92.061211] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4024 06:27:15.591204  [   92.069052]  r9:c07e0608 r8:c69ebf60 r7:c2815800 r6:b6ea7000 r5:c59a0dc0 r4:00000000

 4025 06:27:15.632537  [   92.076807] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4026 06:27:15.633075  [   92.083954]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c69ea000 r5:c59a0dc0

 4027 06:27:15.633532  [   92.091790]  r4:c59a0dc0

 4028 06:27:15.633954  [   92.094336] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4029 06:27:15.634367  [   92.101484]  r9:c69ea000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:0000001f r4:0000001f

 4030 06:27:15.634775  [   92.109241] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4031 06:27:15.676235  [   92.116819] Exception stack(0xc69ebfa8 to 0xc69ebff0)

 4032 06:27:15.676740  [   92.121883] bfa0:                   0000001f 0000001f 00000001 b6ea7000 0000001f 00000000

 4033 06:27:15.677161  [   92.130073] bfc0: 0000001f 0000001f b6feee00 00000004 00000001 00000000 00020000 becdcac4

 4034 06:27:15.677552  [   92.138260] bfe0: 00000004 becdc7f8 b6f58d8f b6edf7e6

 4035 06:27:15.677930  [   92.143408] irq event stamp: 0

 4036 06:27:15.678306  [   92.146489] hardirqs last  enabled at (0): [<00000000>] 0x0

 4037 06:27:15.678677  [   92.152114] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4038 06:27:15.720186  [   92.159616] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4039 06:27:15.720555  [   92.167180] softirqs last disabled at (0): [<00000000>] 0x0

 4040 06:27:15.720929  [   92.172815] ---[ end trace 10039795b0cb1a5e ]---

 4041 06:27:15.721287  [   92.177466] lkdtm: Negative detected: saturated

 4042 06:27:15.869715  # [   91.860058] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4043 06:27:15.870220  # [   91.866999] lkdtm: attempting bad refcount_sub_and_test() below zero

 4044 06:27:15.870639  # [   91.873464] ------------[ cut here ]------------

 4045 06:27:15.871030  # [   91.878145] WARNING: CPU: 1 PID: 2828 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4046 06:27:15.871416  # [   91.886758] refcount_t: underflow; use-after-free.

 4047 06:27:15.912785  # [   91.891600] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4048 06:27:15.913303  # [   91.920837] CPU: 1 PID: 2828 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4049 06:27:15.913727  # [   91.928591] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4050 06:27:15.914120  # [   91.935126] Backtrace: 

 4051 06:27:15.914576  # [   91.937605] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4052 06:27:15.956365  # [   91.945189]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4053 06:27:15.956876  # [   91.950864] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4054 06:27:15.957305  # [   91.958192] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4055 06:27:15.957699  # [   91.965165]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4056 06:27:15.958082  # [   91.972923] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4057 06:27:15.958455  # [   91.980417]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c69ea000

 4058 06:27:16.000248  # [   91.986090] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4059 06:27:16.000719  # [   91.995149]  r9:c1aced60 r8:c15ead50 r7:c69ebf60 r6:0000001f r5:c6d82000 r4:c69ea000

 4060 06:27:16.001109  # [   92.002909] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4061 06:27:16.001473  # [   92.013366] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1387ea4>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4062 06:27:16.044224  # [   92.025030] [<c1387e54>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4063 06:27:16.044721  # [   92.034950]  r4:00000032

 4064 06:27:16.045119  # [   92.037497] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4065 06:27:16.045483  # [   92.045519] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4066 06:27:16.045838  # [   92.053447]  r9:c69ebf60 r8:c30e7780 r7:0000001f r6:b6ea7000 r5:c59a0dc0 r4:c0c53cfc

 4067 06:27:16.046254  # [   92.061211] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4068 06:27:16.088289  # [   92.069052]  r9:c07e0608 r8:c69ebf60 r7:c2815800 r6:b6ea7000 r5:c59a0dc0 r4:00000000

 4069 06:27:16.088770  # [   92.076807] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4070 06:27:16.089199  # [   92.083954]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea7000 r6:c69ea000 r5:c59a0dc0

 4071 06:27:16.089591  # [   92.091790]  r4:c59a0dc0

 4072 06:27:16.089984  # [   92.094336] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4073 06:27:16.090333  # [   92.101484]  r9:c69ea000 r8:c03002e4 r7:00000004 r6:b6feee00 r5:0000001f r4:0000001f

 4074 06:27:16.132439  # [   92.109241] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4075 06:27:16.132914  # [   92.116819] Exception stack(0xc69ebfa8 to 0xc69ebff0)

 4076 06:27:16.133315  # [   92.121883] bfa0:                   0000001f 0000001f 00000001 b6ea7000 0000001f 00000000

 4077 06:27:16.133682  # [   92.130073] bfc0: 0000001f 0000001f b6feee00 00000004 00000001 00000000 00020000 becdcac4

 4078 06:27:16.134034  # [   92.138260] bfe0: 00000004 becdc7f8 b6f58d8f b6edf7e6

 4079 06:27:16.134374  # [   92.143408] irq event stamp: 0

 4080 06:27:16.134710  # [   92.146489] hardirqs last  enabled at (0): [<00000000>] 0x0

 4081 06:27:16.180857  # [   92.152114] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4082 06:27:16.181361  # [   92.159616] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4083 06:27:16.181779  # [   92.167180] softirqs last disabled at (0): [<00000000>] 0x0

 4084 06:27:16.182167  # [   92.172815] ---[ end trace 10039795b0cb1a5e ]---

 4085 06:27:16.182545  # [   92.177466] lkdtm: Negative detected: saturated

 4086 06:27:16.182920  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4087 06:27:16.183289  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4088 06:27:16.183658  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 4089 06:27:16.276698  [   92.723765] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4090 06:27:16.277196  [   92.729474] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4091 06:27:16.277614  [   92.735990] lkdtm: Good: zero detected

 4092 06:27:16.278003  [   92.739777] lkdtm: Correctly stayed at zero

 4093 06:27:16.278383  [   92.744037] lkdtm: attempting bad refcount_inc() from zero

 4094 06:27:16.278753  [   92.749538] ------------[ cut here ]------------

 4095 06:27:16.279126  [   92.754240] WARNING: CPU: 3 PID: 2860 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4096 06:27:16.320314  [   92.762823] refcount_t: addition on 0; use-after-free.

 4097 06:27:16.320796  [   92.767974] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4098 06:27:16.321199  [   92.797204] CPU: 3 PID: 2860 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4099 06:27:16.364358  [   92.804958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4100 06:27:16.364863  [   92.811494] Backtrace: 

 4101 06:27:16.365286  [   92.813971] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4102 06:27:16.365676  [   92.821554]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4103 06:27:16.366051  [   92.827230] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4104 06:27:16.366423  [   92.834559] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4105 06:27:16.366870  [   92.841535]  r9:00000009 r8:c0873c24 r7:00000019 r6:00000009 r5:c0873c24 r4:c1a22f4c

 4106 06:27:16.408434  [   92.849294] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4107 06:27:16.408943  [   92.856787]  r7:00000019 r6:c1a22f4c r5:c1a22f5c r4:c6f72000

 4108 06:27:16.409369  [   92.862463] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c24>] (refcount_warn_saturate+0x108/0x174)

 4109 06:27:16.409758  [   92.871519]  r9:c1aced80 r8:c15ead50 r7:c6f73f60 r6:00000012 r5:00000000 r4:c6f72000

 4110 06:27:16.410134  [   92.879281] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549b0>] (__refcount_add.constprop.0+0x54/0x58)

 4111 06:27:16.452439  [   92.888954] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387f88>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4112 06:27:16.452949  [   92.898710] [<c1387ee0>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4113 06:27:16.453377  [   92.907501]  r5:c6c32000 r4:00000033

 4114 06:27:16.453768  [   92.911089] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4115 06:27:16.454223  [   92.919110] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4116 06:27:16.454599  [   92.927038]  r9:c6f73f60 r8:c30e7780 r7:00000012 r6:b6e83000 r5:c5a67e00 r4:c0c53cfc

 4117 06:27:16.496533  [   92.934799] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4118 06:27:16.497076  [   92.942642]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e83000 r5:c5a67e00 r4:00000000

 4119 06:27:16.497537  [   92.950398] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4120 06:27:16.497961  [   92.957544]  r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c6f72000 r5:c5a67e00

 4121 06:27:16.498339  [   92.965379]  r4:c5a67e00

 4122 06:27:16.498709  [   92.967927] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4123 06:27:16.499078  [   92.975076]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000012 r4:00000012

 4124 06:27:16.540531  [   92.982838] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4125 06:27:16.541035  [   92.990416] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 4126 06:27:16.541474  [   92.995481] 3fa0:                   00000012 00000012 00000001 b6e83000 00000012 00000000

 4127 06:27:16.541867  [   93.003671] 3fc0: 00000012 00000012 b6fcae00 00000004 00000001 00000000 00020000 bec7aac4

 4128 06:27:16.542248  [   93.011857] 3fe0: 00000004 bec7a7f8 b6f34d8f b6ebb7e6

 4129 06:27:16.542621  [   93.016992] irq event stamp: 0

 4130 06:27:16.542988  [   93.020070] hardirqs last  enabled at (0): [<00000000>] 0x0

 4131 06:27:16.584220  [   93.025704] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4132 06:27:16.584588  [   93.033292] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4133 06:27:16.584962  [   93.040905] softirqs last disabled at (0): [<00000000>] 0x0

 4134 06:27:16.585317  [   93.046531] ---[ end trace 10039795b0cb1a5f ]---

 4135 06:27:16.585665  [   93.051208] lkdtm: Zero detected: saturated

 4136 06:27:16.752256  # [   92.723765] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4137 06:27:16.752729  # [   92.729474] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4138 06:27:16.753114  # [   92.735990] lkdtm: Good: zero detected

 4139 06:27:16.753472  # [   92.739777] lkdtm: Correctly stayed at zero

 4140 06:27:16.753819  # [   92.744037] lkdtm: attempting bad refcount_inc() from zero

 4141 06:27:16.754165  # [   92.749538] ------------[ cut here ]------------

 4142 06:27:16.754507  # [   92.754240] WARNING: CPU: 3 PID: 2860 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4143 06:27:16.796205  # [   92.762823] refcount_t: addition on 0; use-after-free.

 4144 06:27:16.796683  # [   92.767974] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4145 06:27:16.797083  # [   92.797204] CPU: 3 PID: 2860 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4146 06:27:16.840204  # [   92.804958] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4147 06:27:16.840708  # [   92.811494] Backtrace: 

 4148 06:27:16.841120  # [   92.813971] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4149 06:27:16.841510  # [   92.821554]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4150 06:27:16.841887  # [   92.827230] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4151 06:27:16.842258  # [   92.834559] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4152 06:27:16.842703  # [   92.841535]  r9:00000009 r8:c0873c24 r7:00000019 r6:00000009 r5:c0873c24 r4:c1a22f4c

 4153 06:27:16.884279  # [   92.849294] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4154 06:27:16.884759  # [   92.856787]  r7:00000019 r6:c1a22f4c r5:c1a22f5c r4:c6f72000

 4155 06:27:16.885228  # [   92.862463] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c24>] (refcount_warn_saturate+0x108/0x174)

 4156 06:27:16.885670  # [   92.871519]  r9:c1aced80 r8:c15ead50 r7:c6f73f60 r6:00000012 r5:00000000 r4:c6f72000

 4157 06:27:16.886105  # [   92.879281] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549b0>] (__refcount_add.constprop.0+0x54/0x58)

 4158 06:27:16.928117  # [   92.888954] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1387f88>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4159 06:27:16.928344  # [   92.898710] [<c1387ee0>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4160 06:27:16.928467  # [   92.907501]  r5:c6c32000 r4:00000033

 4161 06:27:16.928576  # [   92.911089] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4162 06:27:16.928679  # [   92.919110] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4163 06:27:16.928781  # [   92.927038]  r9:c6f73f60 r8:c30e7780 r7:00000012 r6:b6e83000 r5:c5a67e00 r4:c0c53cfc

 4164 06:27:16.972298  # [   92.934799] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4165 06:27:16.972756  # [   92.942642]  r9:c07e0608 r8:c6f73f60 r7:c2815800 r6:b6e83000 r5:c5a67e00 r4:00000000

 4166 06:27:16.973067  # [   92.950398] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4167 06:27:16.973331  # [   92.957544]  r10:00000004 r9:00000000 r8:00000000 r7:b6e83000 r6:c6f72000 r5:c5a67e00

 4168 06:27:16.973579  # [   92.965379]  r4:c5a67e00

 4169 06:27:16.973823  # [   92.967927] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4170 06:27:17.016436  # [   92.975076]  r9:c6f72000 r8:c03002e4 r7:00000004 r6:b6fcae00 r5:00000012 r4:00000012

 4171 06:27:17.016943  # [   92.982838] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4172 06:27:17.017366  # [   92.990416] Exception stack(0xc6f73fa8 to 0xc6f73ff0)

 4173 06:27:17.017750  # [   92.995481] 3fa0:                   00000012 00000012 00000001 b6e83000 00000012 00000000

 4174 06:27:17.018128  # [   93.003671] 3fc0: 00000012 00000012 b6fcae00 00000004 00000001 00000000 00020000 bec7aac4

 4175 06:27:17.018499  # [   93.011857] 3fe0: 00000004 bec7a7f8 b6f34d8f b6ebb7e6

 4176 06:27:17.018866  # [   93.016992] irq event stamp: 0

 4177 06:27:17.060427  # [   93.020070] hardirqs last  enabled at (0): [<00000000>] 0x0

 4178 06:27:17.060903  # [   93.025704] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4179 06:27:17.061304  # [   93.033292] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4180 06:27:17.061667  # [   93.040905] softirqs last disabled at (0): [<00000000>] 0x0

 4181 06:27:17.062020  # [   93.046531] ---[ end trace 10039795b0cb1a5f ]---

 4182 06:27:17.062365  # [   93.051208] lkdtm: Zero detected: saturated

 4183 06:27:17.062708  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]

 4184 06:27:17.104421  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1

 4185 06:27:17.104904  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 4186 06:27:17.160624  [   93.607830] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4187 06:27:17.161128  [   93.613614] lkdtm: attempting safe refcount_add_not_zero() from zero

 4188 06:27:17.161542  [   93.619982] lkdtm: Good: zero detected

 4189 06:27:17.161924  [   93.623789] lkdtm: Correctly stayed at zero

 4190 06:27:17.162299  [   93.627987] lkdtm: attempting bad refcount_add() from zero

 4191 06:27:17.162672  [   93.633524] ------------[ cut here ]------------

 4192 06:27:17.163037  [   93.638173] WARNING: CPU: 0 PID: 2894 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4193 06:27:17.204277  [   93.646746] refcount_t: addition on 0; use-after-free.

 4194 06:27:17.204777  [   93.652025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4195 06:27:17.205208  [   93.681264] CPU: 0 PID: 2894 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4196 06:27:17.248341  [   93.689017] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4197 06:27:17.248847  [   93.695551] Backtrace: 

 4198 06:27:17.249272  [   93.698030] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4199 06:27:17.249664  [   93.705613]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4200 06:27:17.250042  [   93.711291] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4201 06:27:17.250418  [   93.718620] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4202 06:27:17.250782  [   93.725593]  r9:00000009 r8:c0873c24 r7:00000019 r6:00000009 r5:c0873c24 r4:c1a22f4c

 4203 06:27:17.292510  [   93.733350] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4204 06:27:17.293016  [   93.740841]  r7:00000019 r6:c1a22f4c r5:c1a22f5c r4:c6d22000

 4205 06:27:17.293441  [   93.746515] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c24>] (refcount_warn_saturate+0x108/0x174)

 4206 06:27:17.293831  [   93.755572]  r9:c1aced94 r8:c15ead50 r7:c6d23f60 r6:00000012 r5:00000000 r4:c6d22000

 4207 06:27:17.294210  [   93.763332] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549b0>] (__refcount_add.constprop.0+0x54/0x58)

 4208 06:27:17.336439  [   93.773006] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1388054>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4209 06:27:17.336947  [   93.782760] [<c1387fac>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4210 06:27:17.337372  [   93.791552]  r5:c452a000 r4:00000034

 4211 06:27:17.337765  [   93.795139] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4212 06:27:17.338223  [   93.803160] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4213 06:27:17.338599  [   93.811089]  r9:c6d23f60 r8:c30e7780 r7:00000012 r6:b6eb0000 r5:c5804a00 r4:c0c53cfc

 4214 06:27:17.380459  [   93.818852] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4215 06:27:17.380967  [   93.826695]  r9:c07e0608 r8:c6d23f60 r7:c2815800 r6:b6eb0000 r5:c5804a00 r4:00000000

 4216 06:27:17.381394  [   93.834450] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4217 06:27:17.381788  [   93.841597]  r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c6d22000 r5:c5804a00

 4218 06:27:17.382164  [   93.849435]  r4:c5804a00

 4219 06:27:17.382534  [   93.851982] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4220 06:27:17.382980  [   93.859129]  r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000012 r4:00000012

 4221 06:27:17.424535  [   93.866889] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4222 06:27:17.425040  [   93.874468] Exception stack(0xc6d23fa8 to 0xc6d23ff0)

 4223 06:27:17.425468  [   93.879532] 3fa0:                   00000012 00000012 00000001 b6eb0000 00000012 00000000

 4224 06:27:17.425859  [   93.887721] 3fc0: 00000012 00000012 b6ff7e00 00000004 00000001 00000000 00020000 be925ac4

 4225 06:27:17.426234  [   93.895908] 3fe0: 00000004 be9257f8 b6f61d8f b6ee87e6

 4226 06:27:17.426604  [   93.901030] irq event stamp: 0

 4227 06:27:17.426972  [   93.904108] hardirqs last  enabled at (0): [<00000000>] 0x0

 4228 06:27:17.468198  [   93.909701] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4229 06:27:17.468617  [   93.917249] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4230 06:27:17.468996  [   93.926471] softirqs last disabled at (0): [<00000000>] 0x0

 4231 06:27:17.469360  [   93.933648] ---[ end trace 10039795b0cb1a60 ]---

 4232 06:27:17.469716  [   93.938298] lkdtm: Zero detected: saturated

 4233 06:27:17.652552  # [   93.607830] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4234 06:27:17.653055  # [   93.613614] lkdtm: attempting safe refcount_add_not_zero() from zero

 4235 06:27:17.653474  # [   93.619982] lkdtm: Good: zero detected

 4236 06:27:17.653864  # [   93.623789] lkdtm: Correctly stayed at zero

 4237 06:27:17.654242  # [   93.627987] lkdtm: attempting bad refcount_add() from zero

 4238 06:27:17.654614  # [   93.633524] ------------[ cut here ]------------

 4239 06:27:17.654980  # [   93.638173] WARNING: CPU: 0 PID: 2894 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4240 06:27:17.655428  # [   93.646746] refcount_t: addition on 0; use-after-free.

 4241 06:27:17.696317  # [   93.652025] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4242 06:27:17.696834  # [   93.681264] CPU: 0 PID: 2894 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4243 06:27:17.740265  # [   93.689017] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4244 06:27:17.740779  # [   93.695551] Backtrace: 

 4245 06:27:17.741202  # [   93.698030] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4246 06:27:17.741593  # [   93.705613]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4247 06:27:17.741972  # [   93.711291] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4248 06:27:17.742349  # [   93.718620] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4249 06:27:17.742718  # [   93.725593]  r9:00000009 r8:c0873c24 r7:00000019 r6:00000009 r5:c0873c24 r4:c1a22f4c

 4250 06:27:17.784225  # [   93.733350] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4251 06:27:17.784726  # [   93.740841]  r7:00000019 r6:c1a22f4c r5:c1a22f5c r4:c6d22000

 4252 06:27:17.785144  # [   93.746515] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c24>] (refcount_warn_saturate+0x108/0x174)

 4253 06:27:17.785536  # [   93.755572]  r9:c1aced94 r8:c15ead50 r7:c6d23f60 r6:00000012 r5:00000000 r4:c6d22000

 4254 06:27:17.785916  # [   93.763332] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549b0>] (__refcount_add.constprop.0+0x54/0x58)

 4255 06:27:17.828266  # [   93.773006] [<c0c5495c>] (__refcount_add.constprop.0) from [<c1388054>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4256 06:27:17.828775  # [   93.782760] [<c1387fac>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4257 06:27:17.829201  # [   93.791552]  r5:c452a000 r4:00000034

 4258 06:27:17.829592  # [   93.795139] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4259 06:27:17.830047  # [   93.803160] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4260 06:27:17.830425  # [   93.811089]  r9:c6d23f60 r8:c30e7780 r7:00000012 r6:b6eb0000 r5:c5804a00 r4:c0c53cfc

 4261 06:27:17.872451  # [   93.818852] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4262 06:27:17.872970  # [   93.826695]  r9:c07e0608 r8:c6d23f60 r7:c2815800 r6:b6eb0000 r5:c5804a00 r4:00000000

 4263 06:27:17.873404  # [   93.834450] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4264 06:27:17.873796  # [   93.841597]  r10:00000004 r9:00000000 r8:00000000 r7:b6eb0000 r6:c6d22000 r5:c5804a00

 4265 06:27:17.874174  # [   93.849435]  r4:c5804a00

 4266 06:27:17.874551  # [   93.851982] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4267 06:27:17.916463  # [   93.859129]  r9:c6d22000 r8:c03002e4 r7:00000004 r6:b6ff7e00 r5:00000012 r4:00000012

 4268 06:27:17.916967  # [   93.866889] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4269 06:27:17.917393  # [   93.874468] Exception stack(0xc6d23fa8 to 0xc6d23ff0)

 4270 06:27:17.917856  # [   93.879532] 3fa0:                   00000012 00000012 00000001 b6eb0000 00000012 00000000

 4271 06:27:17.918243  # [   93.887721] 3fc0: 00000012 00000012 b6ff7e00 00000004 00000001 00000000 00020000 be925ac4

 4272 06:27:17.918617  # [   93.895908] 3fe0: 00000004 be9257f8 b6f61d8f b6ee87e6

 4273 06:27:17.918987  # [   93.901030] irq event stamp: 0

 4274 06:27:17.960518  # [   93.904108] hardirqs last  enabled at (0): [<00000000>] 0x0

 4275 06:27:17.961024  # [   93.909701] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4276 06:27:17.961453  # [   93.917249] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4277 06:27:17.961845  # [   93.926471] softirqs last disabled at (0): [<00000000>] 0x0

 4278 06:27:17.962222  # [   93.933648] ---[ end trace 10039795b0cb1a60 ]---

 4279 06:27:17.962595  # [   93.938298] lkdtm: Zero detected: saturated

 4280 06:27:17.962962  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]

 4281 06:27:18.004465  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1

 4282 06:27:18.004975  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4283 06:27:18.080937  [   94.527861] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4284 06:27:18.081439  [   94.534096] lkdtm: attempting bad refcount_inc() from saturated

 4285 06:27:18.081857  [   94.540053] ------------[ cut here ]------------

 4286 06:27:18.082248  [   94.544759] WARNING: CPU: 0 PID: 2931 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4287 06:27:18.082626  [   94.553270] refcount_t: saturated; leaking memory.

 4288 06:27:18.124410  [   94.558078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4289 06:27:18.124929  [   94.587412] CPU: 0 PID: 2931 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4290 06:27:18.125346  [   94.595166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4291 06:27:18.125736  [   94.601700] Backtrace: 

 4292 06:27:18.126191  [   94.604178] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4293 06:27:18.168304  [   94.611761]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4294 06:27:18.168808  [   94.617438] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4295 06:27:18.169235  [   94.624765] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4296 06:27:18.169626  [   94.631740]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 4297 06:27:18.170004  [   94.639497] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4298 06:27:18.170374  [   94.646990]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6ac6000

 4299 06:27:18.212433  [   94.652665] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 4300 06:27:18.212941  [   94.661636]  r9:c1aceda8 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c452a000 r4:c6ac6000

 4301 06:27:18.213371  [   94.669396] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 4302 06:27:18.213763  [   94.679070] [<c0c5495c>] (__refcount_add.constprop.0) from [<c13880c4>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4303 06:27:18.214147  [   94.689260] [<c1388078>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4304 06:27:18.214521  [   94.698486]  r4:00000035

 4305 06:27:18.256450  [   94.701032] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4306 06:27:18.256962  [   94.709053] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4307 06:27:18.257393  [   94.716982]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e7c000 r5:c6956280 r4:c0c53cfc

 4308 06:27:18.257784  [   94.724743] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4309 06:27:18.258163  [   94.732585]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e7c000 r5:c6956280 r4:00000000

 4310 06:27:18.300539  [   94.740341] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4311 06:27:18.301048  [   94.747488]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6ac6000 r5:c6956280

 4312 06:27:18.301467  [   94.755324]  r4:c6956280

 4313 06:27:18.301852  [   94.757870] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4314 06:27:18.302305  [   94.765018]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:00000017 r4:00000017

 4315 06:27:18.302673  [   94.772778] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4316 06:27:18.303038  [   94.780356] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4317 06:27:18.344493  [   94.785421] 7fa0:                   00000017 00000017 00000001 b6e7c000 00000017 00000000

 4318 06:27:18.345003  [   94.793612] 7fc0: 00000017 00000017 b6fc3e00 00000004 00000001 00000000 00020000 be8a9ac4

 4319 06:27:18.345426  [   94.801797] 7fe0: 00000004 be8a97f8 b6f2dd8f b6eb47e6

 4320 06:27:18.345813  [   94.806969] irq event stamp: 0

 4321 06:27:18.346190  [   94.810051] hardirqs last  enabled at (0): [<00000000>] 0x0

 4322 06:27:18.346561  [   94.815677] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4323 06:27:18.346930  [   94.823210] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4324 06:27:18.388267  [   94.830747] softirqs last disabled at (0): [<00000000>] 0x0

 4325 06:27:18.388738  [   94.836335] ---[ end trace 10039795b0cb1a61 ]---

 4326 06:27:18.389129  [   94.840995] lkdtm: Saturation detected: still saturated

 4327 06:27:18.569507  # [   94.527861] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4328 06:27:18.570014  # [   94.534096] lkdtm: attempting bad refcount_inc() from saturated

 4329 06:27:18.570428  # [   94.540053] ------------[ cut here ]------------

 4330 06:27:18.570811  # [   94.544759] WARNING: CPU: 0 PID: 2931 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4331 06:27:18.571191  # [   94.553270] refcount_t: saturated; leaking memory.

 4332 06:27:18.612591  # [   94.558078] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4333 06:27:18.613114  # [   94.587412] CPU: 0 PID: 2931 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4334 06:27:18.613531  # [   94.595166] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4335 06:27:18.613919  # [   94.601700] Backtrace: 

 4336 06:27:18.614292  # [   94.604178] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4337 06:27:18.660390  # [   94.611761]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4338 06:27:18.660914  # [   94.617438] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4339 06:27:18.661343  # [   94.624765] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4340 06:27:18.661730  # [   94.631740]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 4341 06:27:18.662189  # [   94.639497] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4342 06:27:18.662640  # [   94.646990]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6ac6000

 4343 06:27:18.704312  # [   94.652665] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 4344 06:27:18.704789  # [   94.661636]  r9:c1aceda8 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c452a000 r4:c6ac6000

 4345 06:27:18.705176  # [   94.669396] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 4346 06:27:18.705538  # [   94.679070] [<c0c5495c>] (__refcount_add.constprop.0) from [<c13880c4>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4347 06:27:18.705891  # [   94.689260] [<c1388078>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4348 06:27:18.748424  # [   94.698486]  r4:00000035

 4349 06:27:18.748899  # [   94.701032] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4350 06:27:18.749297  # [   94.709053] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4351 06:27:18.749658  # [   94.716982]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e7c000 r5:c6956280 r4:c0c53cfc

 4352 06:27:18.750078  # [   94.724743] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4353 06:27:18.750497  # [   94.732585]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e7c000 r5:c6956280 r4:00000000

 4354 06:27:18.792438  # [   94.740341] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4355 06:27:18.792947  # [   94.747488]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7c000 r6:c6ac6000 r5:c6956280

 4356 06:27:18.793373  # [   94.755324]  r4:c6956280

 4357 06:27:18.793759  # [   94.757870] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4358 06:27:18.794138  # [   94.765018]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6fc3e00 r5:00000017 r4:00000017

 4359 06:27:18.794510  # [   94.772778] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4360 06:27:18.836305  # [   94.780356] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4361 06:27:18.836829  # [   94.785421] 7fa0:                   00000017 00000017 00000001 b6e7c000 00000017 00000000

 4362 06:27:18.837261  # [   94.793612] 7fc0: 00000017 00000017 b6fc3e00 00000004 00000001 00000000 00020000 be8a9ac4

 4363 06:27:18.837648  # [   94.801797] 7fe0: 00000004 be8a97f8 b6f2dd8f b6eb47e6

 4364 06:27:18.838024  # [   94.806969] irq event stamp: 0

 4365 06:27:18.838394  # [   94.810051] hardirqs last  enabled at (0): [<00000000>] 0x0

 4366 06:27:18.838761  # [   94.815677] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4367 06:27:18.880440  # [   94.823210] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4368 06:27:18.880922  # [   94.830747] softirqs last disabled at (0): [<00000000>] 0x0

 4369 06:27:18.881318  # [   94.836335] ---[ end trace 10039795b0cb1a61 ]---

 4370 06:27:18.881686  # [   94.840995] lkdtm: Saturation detected: still saturated

 4371 06:27:18.882039  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 4372 06:27:18.882382  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4373 06:27:18.882721  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4374 06:27:19.019509  [   95.465872] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4375 06:27:19.020042  [   95.472133] lkdtm: attempting bad refcount_dec() from saturated

 4376 06:27:19.020459  [   95.478091] ------------[ cut here ]------------

 4377 06:27:19.020923  [   95.482899] WARNING: CPU: 3 PID: 2966 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4378 06:27:19.021298  [   95.491463] refcount_t: decrement hit 0; leaking memory.

 4379 06:27:19.062927  [   95.496812] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4380 06:27:19.063445  [   95.526437] CPU: 3 PID: 2966 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4381 06:27:19.063897  [   95.534210] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4382 06:27:19.064290  [   95.540760] Backtrace: 

 4383 06:27:19.064668  [   95.543269] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4384 06:27:19.106321  [   95.550871]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4385 06:27:19.106824  [   95.556571] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4386 06:27:19.107242  [   95.563923] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4387 06:27:19.107629  [   95.570919]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 4388 06:27:19.108043  [   95.578697] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4389 06:27:19.108495  [   95.586205]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c6ac6000

 4390 06:27:19.149608  [   95.591898] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 4391 06:27:19.150116  [   95.600888]  r9:c1acedc0 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c2c57000 r4:c6ac6000

 4392 06:27:19.150534  [   95.608673] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 4393 06:27:19.150918  [   95.618367] [<c1387978>] (__refcount_dec.constprop.0) from [<c1388130>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4394 06:27:19.151374  [   95.628580] [<c13880e8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4395 06:27:19.151742  [   95.637818]  r4:00000036

 4396 06:27:19.192711  [   95.640384] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4397 06:27:19.193216  [   95.648427] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4398 06:27:19.193630  [   95.656374]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e45000 r5:c581f540 r4:c0c53cfc

 4399 06:27:19.194009  [   95.664161] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4400 06:27:19.194379  [   95.672022]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e45000 r5:c581f540 r4:00000000

 4401 06:27:19.236483  [   95.679798] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4402 06:27:19.236990  [   95.686964]  r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6ac6000 r5:c581f540

 4403 06:27:19.237405  [   95.694812]  r4:c581f540

 4404 06:27:19.237791  [   95.697378] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4405 06:27:19.238171  [   95.704544]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017

 4406 06:27:19.238543  [   95.712322] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4407 06:27:19.238910  [   95.719914] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4408 06:27:19.280278  [   95.724996] 7fa0:                   00000017 00000017 00000001 b6e45000 00000017 00000000

 4409 06:27:19.280789  [   95.733206] 7fc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 beda0ac4

 4410 06:27:19.281206  [   95.741409] 7fe0: 00000004 beda07f8 b6ef6d8f b6e7d7e6

 4411 06:27:19.281594  [   95.746594] irq event stamp: 0

 4412 06:27:19.281969  [   95.749699] hardirqs last  enabled at (0): [<00000000>] 0x0

 4413 06:27:19.282340  [   95.755380] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4414 06:27:19.282710  [   95.762967] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4415 06:27:19.324234  [   95.770550] softirqs last disabled at (0): [<00000000>] 0x0

 4416 06:27:19.324709  [   95.776162] ---[ end trace 10039795b0cb1a62 ]---

 4417 06:27:19.325141  [   95.780876] lkdtm: Saturation detected: still saturated

 4418 06:27:19.508713  # [   95.465872] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4419 06:27:19.509217  # [   95.472133] lkdtm: attempting bad refcount_dec() from saturated

 4420 06:27:19.509633  # [   95.478091] ------------[ cut here ]------------

 4421 06:27:19.510021  # [   95.482899] WARNING: CPU: 3 PID: 2966 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4422 06:27:19.510400  # [   95.491463] refcount_t: decrement hit 0; leaking memory.

 4423 06:27:19.556519  # [   95.496812] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4424 06:27:19.557040  # [   95.526437] CPU: 3 PID: 2966 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4425 06:27:19.557468  # [   95.534210] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4426 06:27:19.557856  # [   95.540760] Backtrace: 

 4427 06:27:19.558305  # [   95.543269] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4428 06:27:19.600456  # [   95.550871]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4429 06:27:19.600967  # [   95.556571] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4430 06:27:19.601393  # [   95.563923] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4431 06:27:19.601781  # [   95.570919]  r9:00000009 r8:c0873b88 r7:0000001f r6:00000009 r5:c0873b88 r4:c1a22f4c

 4432 06:27:19.602157  # [   95.578697] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4433 06:27:19.602531  # [   95.586205]  r7:0000001f r6:c1a22f4c r5:c1a22fb0 r4:c6ac6000

 4434 06:27:19.644283  # [   95.591898] [<c137ad88>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0x6c/0x174)

 4435 06:27:19.644767  # [   95.600888]  r9:c1acedc0 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c2c57000 r4:c6ac6000

 4436 06:27:19.645164  # [   95.608673] [<c0873b1c>] (refcount_warn_saturate) from [<c13879b0>] (__refcount_dec.constprop.0+0x38/0x3c)

 4437 06:27:19.645597  # [   95.618367] [<c1387978>] (__refcount_dec.constprop.0) from [<c1388130>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4438 06:27:19.688273  # [   95.628580] [<c13880e8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4439 06:27:19.688747  # [   95.637818]  r4:00000036

 4440 06:27:19.689149  # [   95.640384] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4441 06:27:19.689515  # [   95.648427] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4442 06:27:19.689867  # [   95.656374]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e45000 r5:c581f540 r4:c0c53cfc

 4443 06:27:19.690215  # [   95.664161] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4444 06:27:19.732184  # [   95.672022]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e45000 r5:c581f540 r4:00000000

 4445 06:27:19.732669  # [   95.679798] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4446 06:27:19.733061  # [   95.686964]  r10:00000004 r9:00000000 r8:00000000 r7:b6e45000 r6:c6ac6000 r5:c581f540

 4447 06:27:19.733490  # [   95.694812]  r4:c581f540

 4448 06:27:19.733914  # [   95.697378] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4449 06:27:19.734257  # [   95.704544]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6f8ce00 r5:00000017 r4:00000017

 4450 06:27:19.734598  # [   95.712322] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4451 06:27:19.776275  # [   95.719914] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4452 06:27:19.776758  # [   95.724996] 7fa0:                   00000017 00000017 00000001 b6e45000 00000017 00000000

 4453 06:27:19.777156  # [   95.733206] 7fc0: 00000017 00000017 b6f8ce00 00000004 00000001 00000000 00020000 beda0ac4

 4454 06:27:19.777518  # [   95.741409] 7fe0: 00000004 beda07f8 b6ef6d8f b6e7d7e6

 4455 06:27:19.777868  # [   95.746594] irq event stamp: 0

 4456 06:27:19.778213  # [   95.749699] hardirqs last  enabled at (0): [<00000000>] 0x0

 4457 06:27:19.778552  # [   95.755380] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4458 06:27:19.820440  # [   95.762967] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4459 06:27:19.820917  # [   95.770550] softirqs last disabled at (0): [<00000000>] 0x0

 4460 06:27:19.821314  # [   95.776162] ---[ end trace 10039795b0cb1a62 ]---

 4461 06:27:19.821676  # [   95.780876] lkdtm: Saturation detected: still saturated

 4462 06:27:19.822024  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4463 06:27:19.822371  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4464 06:27:19.822716  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4465 06:27:19.956858  [   96.403977] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4466 06:27:19.957355  [   96.410241] lkdtm: attempting bad refcount_dec() from saturated

 4467 06:27:19.957770  [   96.416199] ------------[ cut here ]------------

 4468 06:27:19.958232  [   96.420965] WARNING: CPU: 2 PID: 3001 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4469 06:27:19.958604  [   96.429443] refcount_t: saturated; leaking memory.

 4470 06:27:20.000504  [   96.434306] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4471 06:27:20.001026  [   96.463550] CPU: 2 PID: 3001 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4472 06:27:20.001446  [   96.471305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4473 06:27:20.001836  [   96.477839] Backtrace: 

 4474 06:27:20.002212  [   96.480315] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4475 06:27:20.044348  [   96.487898]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4476 06:27:20.044859  [   96.493574] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4477 06:27:20.045288  [   96.500902] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4478 06:27:20.045675  [   96.507879]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 4479 06:27:20.046050  [   96.515638] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4480 06:27:20.046501  [   96.523129]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6ac6000

 4481 06:27:20.088503  [   96.528805] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 4482 06:27:20.089018  [   96.537774]  r9:c1acedd8 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c6d85000 r4:c6ac6000

 4483 06:27:20.089444  [   96.545533] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 4484 06:27:20.089834  [   96.555208] [<c0c5495c>] (__refcount_add.constprop.0) from [<c13881a0>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4485 06:27:20.090295  [   96.565397] [<c1388154>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4486 06:27:20.090672  [   96.574625]  r4:00000037

 4487 06:27:20.132449  [   96.577171] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4488 06:27:20.132956  [   96.585191] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4489 06:27:20.133383  [   96.593120]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e60000 r5:c69a2f00 r4:c0c53cfc

 4490 06:27:20.133769  [   96.600882] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4491 06:27:20.134227  [   96.608724]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e60000 r5:c69a2f00 r4:00000000

 4492 06:27:20.176432  [   96.616480] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4493 06:27:20.176937  [   96.623627]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6ac6000 r5:c69a2f00

 4494 06:27:20.177360  [   96.631464]  r4:c69a2f00

 4495 06:27:20.177745  [   96.634011] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4496 06:27:20.178123  [   96.641159]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000017 r4:00000017

 4497 06:27:20.178492  [   96.648918] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4498 06:27:20.178857  [   96.656494] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4499 06:27:20.219987  [   96.661558] 7fa0:                   00000017 00000017 00000001 b6e60000 00000017 00000000

 4500 06:27:20.220178  [   96.669747] 7fc0: 00000017 00000017 b6fa7e00 00000004 00000001 00000000 00020000 bebf5ac4

 4501 06:27:20.220270  [   96.677933] 7fe0: 00000004 bebf57f8 b6f11d8f b6e987e6

 4502 06:27:20.220351  [   96.683074] irq event stamp: 0

 4503 06:27:20.220459  [   96.686152] hardirqs last  enabled at (0): [<00000000>] 0x0

 4504 06:27:20.220537  [   96.691781] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4505 06:27:20.220614  [   96.699304] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4506 06:27:20.263966  [   96.706867] softirqs last disabled at (0): [<00000000>] 0x0

 4507 06:27:20.264066  [   96.712503] ---[ end trace 10039795b0cb1a63 ]---

 4508 06:27:20.264169  [   96.717144] lkdtm: Saturation detected: still saturated

 4509 06:27:20.422448  # [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

 4510 06:27:20.422958  # [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

 4511 06:27:20.423378  # [   96.403977] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4512 06:27:20.423765  # [   96.410241] lkdtm: attempting bad refcount_dec() from saturated

 4513 06:27:20.424184  # [   96.416199] ------------[ cut here ]------------

 4514 06:27:20.424561  # [   96.420965] WARNING: CPU: 2 PID: 3001 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4515 06:27:20.465502  # [   96.429443] refcount_t: saturated; leaking memory.

 4516 06:27:20.466028  # [   96.434306] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4517 06:27:20.466464  # [   96.463550] CPU: 2 PID: 3001 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4518 06:27:20.508559  # [   96.471305] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4519 06:27:20.509061  # [   96.477839] Backtrace: 

 4520 06:27:20.509481  # [   96.480315] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4521 06:27:20.509871  # [   96.487898]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4522 06:27:20.510251  # [   96.493574] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4523 06:27:20.510625  # [   96.500902] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4524 06:27:20.510992  # [   96.507879]  r9:00000009 r8:c0873bf0 r7:00000016 r6:00000009 r5:c0873bf0 r4:c1a22f4c

 4525 06:27:20.552091  # [   96.515638] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4526 06:27:20.552175  # [   96.523129]  r7:00000016 r6:c1a22f4c r5:c1a22f24 r4:c6ac6000

 4527 06:27:20.552261  # [   96.528805] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0xd4/0x174)

 4528 06:27:20.552342  # [   96.537774]  r9:c1acedd8 r8:c15ead50 r7:c6ac7f60 r6:00000017 r5:c6d85000 r4:c6ac6000

 4529 06:27:20.552421  # [   96.545533] [<c0873b1c>] (refcount_warn_saturate) from [<c0c549a0>] (__refcount_add.constprop.0+0x44/0x58)

 4530 06:27:20.596248  # [   96.555208] [<c0c5495c>] (__refcount_add.constprop.0) from [<c13881a0>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4531 06:27:20.596826  # [   96.565397] [<c1388154>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4532 06:27:20.597273  # [   96.574625]  r4:00000037

 4533 06:27:20.597630  # [   96.577171] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4534 06:27:20.597984  # [   96.585191] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4535 06:27:20.598329  # [   96.593120]  r9:c6ac7f60 r8:c30e7780 r7:00000017 r6:b6e60000 r5:c69a2f00 r4:c0c53cfc

 4536 06:27:20.640280  # [   96.600882] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4537 06:27:20.640772  # [   96.608724]  r9:c07e0608 r8:c6ac7f60 r7:c2815800 r6:b6e60000 r5:c69a2f00 r4:00000000

 4538 06:27:20.641176  # [   96.616480] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4539 06:27:20.641540  # [   96.623627]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6ac6000 r5:c69a2f00

 4540 06:27:20.641963  # [   96.631464]  r4:c69a2f00

 4541 06:27:20.642381  # [   96.634011] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4542 06:27:20.684441  # [   96.641159]  r9:c6ac6000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000017 r4:00000017

 4543 06:27:20.684952  # [   96.648918] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4544 06:27:20.685379  # [   96.656494] Exception stack(0xc6ac7fa8 to 0xc6ac7ff0)

 4545 06:27:20.685773  # [   96.661558] 7fa0:                   00000017 00000017 00000001 b6e60000 00000017 00000000

 4546 06:27:20.686155  # [   96.669747] 7fc0: 00000017 00000017 b6fa7e00 00000004 00000001 00000000 00020000 bebf5ac4

 4547 06:27:20.686528  # [   96.677933] 7fe0: 00000004 bebf57f8 b6f11d8f b6e987e6

 4548 06:27:20.728526  # [   96.683074] irq event stamp: 0

 4549 06:27:20.729030  # [   96.686152] hardirqs last  enabled at (0): [<00000000>] 0x0

 4550 06:27:20.729454  # [   96.691781] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4551 06:27:20.729845  # [   96.699304] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4552 06:27:20.730221  # [   96.706867] softirqs last disabled at (0): [<00000000>] 0x0

 4553 06:27:20.730592  # [   96.712503] ---[ end trace 10039795b0cb1a63 ]---

 4554 06:27:20.730956  # [   96.717144] lkdtm: Saturation detected: still saturated

 4555 06:27:20.772539  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 4556 06:27:20.773064  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4557 06:27:20.773510  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 4558 06:27:20.847274  [   97.294166] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4559 06:27:20.847781  [   97.301191] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4560 06:27:20.848236  [   97.307908] ------------[ cut here ]------------

 4561 06:27:20.848624  [   97.312600] WARNING: CPU: 2 PID: 3033 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4562 06:27:20.849002  [   97.321094] refcount_t: saturated; leaking memory.

 4563 06:27:20.890631  [   97.325901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4564 06:27:20.891150  [   97.355143] CPU: 2 PID: 3033 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4565 06:27:20.891567  [   97.362897] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4566 06:27:20.891983  [   97.369432] Backtrace: 

 4567 06:27:20.892361  [   97.371912] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4568 06:27:20.933754  [   97.379494]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4569 06:27:20.934267  [   97.385169] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4570 06:27:20.934686  [   97.392498] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4571 06:27:20.935076  [   97.399474]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 4572 06:27:20.935533  [   97.407233] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4573 06:27:20.936005  [   97.414725]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c6fc6000

 4574 06:27:20.976758  [   97.420400] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 4575 06:27:20.977269  [   97.429371]  r9:c1acedf0 r8:c15ead50 r7:c6fc7f60 r6:00000020 r5:c6d85000 r4:c0000000

 4576 06:27:20.977687  [   97.437135] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4577 06:27:20.978078  [   97.447588] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1388214>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4578 06:27:20.978457  [   97.459336]  r5:c6d85000 r4:c6fc6000

 4579 06:27:21.020294  [   97.462929] [<c13881c4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4580 06:27:21.020784  [   97.472935]  r4:00000038

 4581 06:27:21.021202  [   97.475483] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4582 06:27:21.021594  [   97.483504] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4583 06:27:21.021972  [   97.491433]  r9:c6fc7f60 r8:c30e7780 r7:00000020 r6:b6dee000 r5:c69a3540 r4:c0c53cfc

 4584 06:27:21.022344  [   97.499195] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4585 06:27:21.064344  [   97.507038]  r9:c07e0608 r8:c6fc7f60 r7:c2815800 r6:b6dee000 r5:c69a3540 r4:00000000

 4586 06:27:21.064853  [   97.514793] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4587 06:27:21.065281  [   97.521940]  r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6fc6000 r5:c69a3540

 4588 06:27:21.065745  [   97.529776]  r4:c69a3540

 4589 06:27:21.066200  [   97.532323] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4590 06:27:21.066567  [   97.539470]  r9:c6fc6000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000020 r4:00000020

 4591 06:27:21.108431  [   97.547231] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4592 06:27:21.108958  [   97.554810] Exception stack(0xc6fc7fa8 to 0xc6fc7ff0)

 4593 06:27:21.109410  [   97.559875] 7fa0:                   00000020 00000020 00000001 b6dee000 00000020 00000000

 4594 06:27:21.109800  [   97.568065] 7fc0: 00000020 00000020 b6f35e00 00000004 00000001 00000000 00020000 beab8ac4

 4595 06:27:21.110178  [   97.576250] 7fe0: 00000004 beab87f8 b6e9fd8f b6e267e6

 4596 06:27:21.110551  [   97.581386] irq event stamp: 0

 4597 06:27:21.110998  [   97.584464] hardirqs last  enabled at (0): [<00000000>] 0x0

 4598 06:27:21.111445  [   97.590057] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4599 06:27:21.152056  [   97.597607] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4600 06:27:21.152140  [   97.605177] softirqs last disabled at (0): [<00000000>] 0x0

 4601 06:27:21.152225  [   97.610809] ---[ end trace 10039795b0cb1a64 ]---

 4602 06:27:21.152305  [   97.615447] lkdtm: Saturation detected: still saturated

 4603 06:27:21.322529  # [   97.294166] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4604 06:27:21.323048  # [   97.301191] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4605 06:27:21.323469  # [   97.307908] ------------[ cut here ]------------

 4606 06:27:21.323888  # [   97.312600] WARNING: CPU: 2 PID: 3033 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4607 06:27:21.324273  # [   97.321094] refcount_t: saturated; leaking memory.

 4608 06:27:21.365550  # [   97.325901] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4609 06:27:21.366070  # [   97.355143] CPU: 2 PID: 3033 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4610 06:27:21.366488  # [   97.362897] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4611 06:27:21.366876  # [   97.369432] Backtrace: 

 4612 06:27:21.367335  # [   97.371912] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4613 06:27:21.408466  # [   97.379494]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4614 06:27:21.408974  # [   97.385169] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4615 06:27:21.409393  # [   97.392498] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4616 06:27:21.409783  # [   97.399474]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 4617 06:27:21.410162  # [   97.407233] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4618 06:27:21.410533  # [   97.414725]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c6fc6000

 4619 06:27:21.452324  # [   97.420400] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 4620 06:27:21.452807  # [   97.429371]  r9:c1acedf0 r8:c15ead50 r7:c6fc7f60 r6:00000020 r5:c6d85000 r4:c0000000

 4621 06:27:21.453209  # [   97.437135] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4622 06:27:21.453640  # [   97.447588] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c1388214>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4623 06:27:21.453992  # [   97.459336]  r5:c6d85000 r4:c6fc6000

 4624 06:27:21.496284  # [   97.462929] [<c13881c4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4625 06:27:21.496765  # [   97.472935]  r4:00000038

 4626 06:27:21.497168  # [   97.475483] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4627 06:27:21.497530  # [   97.483504] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4628 06:27:21.497882  # [   97.491433]  r9:c6fc7f60 r8:c30e7780 r7:00000020 r6:b6dee000 r5:c69a3540 r4:c0c53cfc

 4629 06:27:21.540215  # [   97.499195] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4630 06:27:21.540712  # [   97.507038]  r9:c07e0608 r8:c6fc7f60 r7:c2815800 r6:b6dee000 r5:c69a3540 r4:00000000

 4631 06:27:21.541112  # [   97.514793] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4632 06:27:21.541517  # [   97.521940]  r10:00000004 r9:00000000 r8:00000000 r7:b6dee000 r6:c6fc6000 r5:c69a3540

 4633 06:27:21.541893  # [   97.529776]  r4:c69a3540

 4634 06:27:21.542269  # [   97.532323] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4635 06:27:21.542607  # [   97.539470]  r9:c6fc6000 r8:c03002e4 r7:00000004 r6:b6f35e00 r5:00000020 r4:00000020

 4636 06:27:21.584423  # [   97.547231] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4637 06:27:21.584901  # [   97.554810] Exception stack(0xc6fc7fa8 to 0xc6fc7ff0)

 4638 06:27:21.585304  # [   97.559875] 7fa0:                   00000020 00000020 00000001 b6dee000 00000020 00000000

 4639 06:27:21.585668  # [   97.568065] 7fc0: 00000020 00000020 b6f35e00 00000004 00000001 00000000 00020000 beab8ac4

 4640 06:27:21.586021  # [   97.576250] 7fe0: 00000004 beab87f8 b6e9fd8f b6e267e6

 4641 06:27:21.586368  # [   97.581386] irq event stamp: 0

 4642 06:27:21.586710  # [   97.584464] hardirqs last  enabled at (0): [<00000000>] 0x0

 4643 06:27:21.628529  # [   97.590057] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4644 06:27:21.629009  # [   97.597607] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4645 06:27:21.629406  # [   97.605177] softirqs last disabled at (0): [<00000000>] 0x0

 4646 06:27:21.629767  # [   97.610809] ---[ end trace 10039795b0cb1a64 ]---

 4647 06:27:21.630117  # [   97.615447] lkdtm: Saturation detected: still saturated

 4648 06:27:21.630461  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4649 06:27:21.630801  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1

 4650 06:27:21.672510  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 4651 06:27:21.762982  [   98.205983] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4652 06:27:21.763231  [   98.213014] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4653 06:27:21.763420  [   98.219756] ------------[ cut here ]------------

 4654 06:27:21.763588  [   98.224555] WARNING: CPU: 3 PID: 3067 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4655 06:27:21.763748  [   98.233130] refcount_t: saturated; leaking memory.

 4656 06:27:21.806579  [   98.237958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4657 06:27:21.807036  [   98.267556] CPU: 3 PID: 3067 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4658 06:27:21.807396  [   98.275329] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4659 06:27:21.807725  [   98.281878] Backtrace: 

 4660 06:27:21.808072  [   98.284388] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4661 06:27:21.850032  [   98.291992]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4662 06:27:21.850537  [   98.297695] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4663 06:27:21.850957  [   98.305048] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4664 06:27:21.851345  [   98.312044]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 4665 06:27:21.851725  [   98.319826] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4666 06:27:21.852213  [   98.327338]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c59ee000

 4667 06:27:21.893323  [   98.333035] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 4668 06:27:21.893830  [   98.342025]  r9:c1acee10 r8:c15ead50 r7:c59eff60 r6:00000020 r5:c2f6d000 r4:c0000000

 4669 06:27:21.894310  [   98.349814] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4670 06:27:21.894790  [   98.360294] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c138829c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4671 06:27:21.895260  [   98.372056]  r5:c2f6d000 r4:c59ee000

 4672 06:27:21.936252  [   98.375673] [<c138824c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4673 06:27:21.936444  [   98.385696]  r4:00000039

 4674 06:27:21.936539  [   98.388261] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4675 06:27:21.936627  [   98.396306] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4676 06:27:21.936708  [   98.404255]  r9:c59eff60 r8:c30e7780 r7:00000020 r6:b6def000 r5:c581f540 r4:c0c53cfc

 4677 06:27:21.936788  [   98.412039] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4678 06:27:21.980106  [   98.419901]  r9:c07e0608 r8:c59eff60 r7:c2815800 r6:b6def000 r5:c581f540 r4:00000000

 4679 06:27:21.980408  [   98.427678] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4680 06:27:21.980581  [   98.434845]  r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c59ee000 r5:c581f540

 4681 06:27:21.980737  [   98.442695]  r4:c581f540

 4682 06:27:21.980885  [   98.445263] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4683 06:27:21.981031  [   98.452431]  r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000020 r4:00000020

 4684 06:27:21.981174  [   98.460211] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4685 06:27:22.024473  [   98.467803] Exception stack(0xc59effa8 to 0xc59efff0)

 4686 06:27:22.024980  [   98.472888] ffa0:                   00000020 00000020 00000001 b6def000 00000020 00000000

 4687 06:27:22.025404  [   98.481099] ffc0: 00000020 00000020 b6f36e00 00000004 00000001 00000000 00020000 be86dac4

 4688 06:27:22.025788  [   98.489301] ffe0: 00000004 be86d7f8 b6ea0d8f b6e277e6

 4689 06:27:22.026164  [   98.494506] irq event stamp: 0

 4690 06:27:22.026532  [   98.497610] hardirqs last  enabled at (0): [<00000000>] 0x0

 4691 06:27:22.026898  [   98.503295] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4692 06:27:22.068026  [   98.510889] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4693 06:27:22.068200  [   98.518415] softirqs last disabled at (0): [<00000000>] 0x0

 4694 06:27:22.068292  [   98.524080] ---[ end trace 10039795b0cb1a65 ]---

 4695 06:27:22.068389  [   98.528736] lkdtm: Saturation detected: still saturated

 4696 06:27:22.248563  # [   98.205983] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4697 06:27:22.249069  # [   98.213014] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4698 06:27:22.249487  # [   98.219756] ------------[ cut here ]------------

 4699 06:27:22.249872  # [   98.224555] WARNING: CPU: 3 PID: 3067 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4700 06:27:22.250249  # [   98.233130] refcount_t: saturated; leaking memory.

 4701 06:27:22.292362  # [   98.237958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4702 06:27:22.292889  # [   98.267556] CPU: 3 PID: 3067 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4703 06:27:22.293320  # [   98.275329] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4704 06:27:22.293710  # [   98.281878] Backtrace: 

 4705 06:27:22.294165  # [   98.284388] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4706 06:27:22.336310  # [   98.291992]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4707 06:27:22.336826  # [   98.297695] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4708 06:27:22.337298  # [   98.305048] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4709 06:27:22.337723  # [   98.312044]  r9:00000009 r8:c0873bbc r7:00000013 r6:00000009 r5:c0873bbc r4:c1a22f4c

 4710 06:27:22.338135  # [   98.319826] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4711 06:27:22.338541  # [   98.327338]  r7:00000013 r6:c1a22f4c r5:c1a22f24 r4:c59ee000

 4712 06:27:22.380250  # [   98.333035] [<c137ad88>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0xa0/0x174)

 4713 06:27:22.380756  # [   98.342025]  r9:c1acee10 r8:c15ead50 r7:c59eff60 r6:00000020 r5:c2f6d000 r4:c0000000

 4714 06:27:22.381173  # [   98.349814] [<c0873b1c>] (refcount_warn_saturate) from [<c1387a18>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4715 06:27:22.381647  # [   98.360294] [<c13879b4>] (__refcount_add_not_zero.constprop.0) from [<c138829c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4716 06:27:22.382109  # [   98.372056]  r5:c2f6d000 r4:c59ee000

 4717 06:27:22.424448  # [   98.375673] [<c138824c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4718 06:27:22.424958  # [   98.385696]  r4:00000039

 4719 06:27:22.425386  # [   98.388261] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4720 06:27:22.425776  # [   98.396306] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4721 06:27:22.426157  # [   98.404255]  r9:c59eff60 r8:c30e7780 r7:00000020 r6:b6def000 r5:c581f540 r4:c0c53cfc

 4722 06:27:22.468314  # [   98.412039] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4723 06:27:22.468828  # [   98.419901]  r9:c07e0608 r8:c59eff60 r7:c2815800 r6:b6def000 r5:c581f540 r4:00000000

 4724 06:27:22.469263  # [   98.427678] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4725 06:27:22.469656  # [   98.434845]  r10:00000004 r9:00000000 r8:00000000 r7:b6def000 r6:c59ee000 r5:c581f540

 4726 06:27:22.470037  # [   98.442695]  r4:c581f540

 4727 06:27:22.470412  # [   98.445263] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4728 06:27:22.470782  # [   98.452431]  r9:c59ee000 r8:c03002e4 r7:00000004 r6:b6f36e00 r5:00000020 r4:00000020

 4729 06:27:22.512245  # [   98.460211] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4730 06:27:22.512722  # [   98.467803] Exception stack(0xc59effa8 to 0xc59efff0)

 4731 06:27:22.513113  # [   98.472888] ffa0:                   00000020 00000020 00000001 b6def000 00000020 00000000

 4732 06:27:22.513480  # [   98.481099] ffc0: 00000020 00000020 b6f36e00 00000004 00000001 00000000 00020000 be86dac4

 4733 06:27:22.513834  # [   98.489301] ffe0: 00000004 be86d7f8 b6ea0d8f b6e277e6

 4734 06:27:22.514184  # [   98.494506] irq event stamp: 0

 4735 06:27:22.514527  # [   98.497610] hardirqs last  enabled at (0): [<00000000>] 0x0

 4736 06:27:22.556420  # [   98.503295] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4737 06:27:22.556902  # [   98.510889] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4738 06:27:22.557305  # [   98.518415] softirqs last disabled at (0): [<00000000>] 0x0

 4739 06:27:22.557667  # [   98.524080] ---[ end trace 10039795b0cb1a65 ]---

 4740 06:27:22.558019  # [   98.528736] lkdtm: Saturation detected: still saturated

 4741 06:27:22.558368  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4742 06:27:22.558711  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1

 4743 06:27:22.600441  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4744 06:27:22.721836  [   99.166264] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4745 06:27:22.722338  [   99.173345] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4746 06:27:22.722760  [   99.180181] ------------[ cut here ]------------

 4747 06:27:22.723148  [   99.184866] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4748 06:27:22.723531  [   99.193520] refcount_t: underflow; use-after-free.

 4749 06:27:22.765283  [   99.198350] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4750 06:27:22.765804  [   99.227963] CPU: 3 PID: 3104 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4751 06:27:22.766227  [   99.235738] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4752 06:27:22.766616  [   99.242289] Backtrace: 

 4753 06:27:22.767071  [   99.244797] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4754 06:27:22.808696  [   99.252401]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4755 06:27:22.809202  [   99.258102] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4756 06:27:22.809623  [   99.265453] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4757 06:27:22.810011  [   99.272449]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4758 06:27:22.810391  [   99.280234] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4759 06:27:22.810765  [   99.287747]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c5f20000

 4760 06:27:22.852261  [   99.293443] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4761 06:27:22.852769  [   99.302521]  r9:c1acee30 r8:c15ead50 r7:c5f21f60 r6:00000020 r5:c2f6d000 r4:c5f20000

 4762 06:27:22.853189  [   99.310304] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4763 06:27:22.853583  [   99.320789] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1388324>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4764 06:27:22.853965  [   99.332564] [<c13882d4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4765 06:27:22.896394  [   99.342585]  r4:0000003a

 4766 06:27:22.896899  [   99.345152] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4767 06:27:22.897331  [   99.353198] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4768 06:27:22.897722  [   99.361146]  r9:c5f21f60 r8:c30e7780 r7:00000020 r6:b6e15000 r5:c59c7400 r4:c0c53cfc

 4769 06:27:22.898182  [   99.368932] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4770 06:27:22.898632  [   99.376793]  r9:c07e0608 r8:c5f21f60 r7:c2815800 r6:b6e15000 r5:c59c7400 r4:00000000

 4771 06:27:22.940531  [   99.384570] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4772 06:27:22.941071  [   99.391736]  r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5f20000 r5:c59c7400

 4773 06:27:22.941527  [   99.399586]  r4:c59c7400

 4774 06:27:22.941946  [   99.402152] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4775 06:27:22.942368  [   99.409319]  r9:c5f20000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000020 r4:00000020

 4776 06:27:22.942742  [   99.417097] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4777 06:27:22.984524  [   99.424689] Exception stack(0xc5f21fa8 to 0xc5f21ff0)

 4778 06:27:22.985030  [   99.429773] 1fa0:                   00000020 00000020 00000001 b6e15000 00000020 00000000

 4779 06:27:22.985461  [   99.437982] 1fc0: 00000020 00000020 b6f5ce00 00000004 00000001 00000000 00020000 bed1eac4

 4780 06:27:22.985850  [   99.446184] 1fe0: 00000004 bed1e7f8 b6ec6d8f b6e4d7e6

 4781 06:27:22.986230  [   99.451388] irq event stamp: 0

 4782 06:27:22.986602  [   99.454494] hardirqs last  enabled at (0): [<00000000>] 0x0

 4783 06:27:22.986970  [   99.460180] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4784 06:27:23.028026  [   99.467712] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4785 06:27:23.028216  [   99.475297] softirqs last disabled at (0): [<00000000>] 0x0

 4786 06:27:23.028307  [   99.480961] ---[ end trace 10039795b0cb1a66 ]---

 4787 06:27:23.028389  [   99.485652] lkdtm: Saturation detected: still saturated

 4788 06:27:23.218666  # [   99.166264] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4789 06:27:23.219176  # [   99.173345] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4790 06:27:23.219585  # [   99.180181] ------------[ cut here ]------------

 4791 06:27:23.220044  # [   99.184866] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4792 06:27:23.220421  # [   99.193520] refcount_t: underflow; use-after-free.

 4793 06:27:23.261674  # [   99.198350] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4794 06:27:23.262166  # [   99.227963] CPU: 3 PID: 3104 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4795 06:27:23.262558  # [   99.235738] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4796 06:27:23.262920  # [   99.242289] Backtrace: 

 4797 06:27:23.304476  # [   99.244797] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4798 06:27:23.304981  # [   99.252401]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4799 06:27:23.305398  # [   99.258102] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4800 06:27:23.305789  # [   99.265453] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4801 06:27:23.306170  # [   99.272449]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4802 06:27:23.306622  # [   99.280234] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4803 06:27:23.307072  # [   99.287747]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c5f20000

 4804 06:27:23.348268  # [   99.293443] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4805 06:27:23.348756  # [   99.302521]  r9:c1acee30 r8:c15ead50 r7:c5f21f60 r6:00000020 r5:c2f6d000 r4:c5f20000

 4806 06:27:23.349157  # [   99.310304] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4807 06:27:23.349525  # [   99.320789] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c1388324>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4808 06:27:23.392440  # [   99.332564] [<c13882d4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4809 06:27:23.392952  # [   99.342585]  r4:0000003a

 4810 06:27:23.393376  # [   99.345152] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4811 06:27:23.393769  # [   99.353198] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4812 06:27:23.394224  # [   99.361146]  r9:c5f21f60 r8:c30e7780 r7:00000020 r6:b6e15000 r5:c59c7400 r4:c0c53cfc

 4813 06:27:23.394597  # [   99.368932] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4814 06:27:23.436303  # [   99.376793]  r9:c07e0608 r8:c5f21f60 r7:c2815800 r6:b6e15000 r5:c59c7400 r4:00000000

 4815 06:27:23.436815  # [   99.384570] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4816 06:27:23.437251  # [   99.391736]  r10:00000004 r9:00000000 r8:00000000 r7:b6e15000 r6:c5f20000 r5:c59c7400

 4817 06:27:23.437642  # [   99.399586]  r4:c59c7400

 4818 06:27:23.438024  # [   99.402152] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4819 06:27:23.438397  # [   99.409319]  r9:c5f20000 r8:c03002e4 r7:00000004 r6:b6f5ce00 r5:00000020 r4:00000020

 4820 06:27:23.480448  # [   99.417097] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4821 06:27:23.480960  # [   99.424689] Exception stack(0xc5f21fa8 to 0xc5f21ff0)

 4822 06:27:23.481385  # [   99.429773] 1fa0:                   00000020 00000020 00000001 b6e15000 00000020 00000000

 4823 06:27:23.481856  # [   99.437982] 1fc0: 00000020 00000020 b6f5ce00 00000004 00000001 00000000 00020000 bed1eac4

 4824 06:27:23.482240  # [   99.446184] 1fe0: 00000004 bed1e7f8 b6ec6d8f b6e4d7e6

 4825 06:27:23.482613  # [   99.451388] irq event stamp: 0

 4826 06:27:23.482978  # [   99.454494] hardirqs last  enabled at (0): [<00000000>] 0x0

 4827 06:27:23.524453  # [   99.460180] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4828 06:27:23.524968  # [   99.467712] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4829 06:27:23.525397  # [   99.475297] softirqs last disabled at (0): [<00000000>] 0x0

 4830 06:27:23.525862  # [   99.480961] ---[ end trace 10039795b0cb1a66 ]---

 4831 06:27:23.526242  # [   99.485652] lkdtm: Saturation detected: still saturated

 4832 06:27:23.526689  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4833 06:27:23.527059  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4834 06:27:23.568428  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 4835 06:27:23.652215  [  100.098851] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4836 06:27:23.652755  [  100.105913] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4837 06:27:23.653212  [  100.112752] ------------[ cut here ]------------

 4838 06:27:23.653632  [  100.117434] WARNING: CPU: 2 PID: 3139 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4839 06:27:23.654047  [  100.126056] refcount_t: underflow; use-after-free.

 4840 06:27:23.695377  [  100.130906] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4841 06:27:23.695964  [  100.160169] CPU: 2 PID: 3139 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4842 06:27:23.696424  [  100.167923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4843 06:27:23.696848  [  100.174459] Backtrace: 

 4844 06:27:23.697346  [  100.176939] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4845 06:27:23.738737  [  100.184522]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4846 06:27:23.739278  [  100.190200] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4847 06:27:23.739731  [  100.197528] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4848 06:27:23.740188  [  100.204504]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4849 06:27:23.740600  [  100.212263] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4850 06:27:23.741003  [  100.219757]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c6bca000

 4851 06:27:23.781594  [  100.225433] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4852 06:27:23.782103  [  100.234491]  r9:c1acee50 r8:c15ead50 r7:c6bcbf60 r6:00000020 r5:c6d85000 r4:c6bca000

 4853 06:27:23.782523  [  100.242252] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4854 06:27:23.782990  [  100.252710] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c13883ac>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4855 06:27:23.824820  [  100.264463] [<c138835c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4856 06:27:23.825354  [  100.274470]  r4:0000003b

 4857 06:27:23.825803  [  100.277017] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4858 06:27:23.826240  [  100.285039] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4859 06:27:23.826618  [  100.292969]  r9:c6bcbf60 r8:c30e7780 r7:00000020 r6:b6df5000 r5:c59a1a40 r4:c0c53cfc

 4860 06:27:23.826989  [  100.300734] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4861 06:27:23.868469  [  100.308576]  r9:c07e0608 r8:c6bcbf60 r7:c2815800 r6:b6df5000 r5:c59a1a40 r4:00000000

 4862 06:27:23.868976  [  100.316333] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4863 06:27:23.869394  [  100.323481]  r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c6bca000 r5:c59a1a40

 4864 06:27:23.869858  [  100.331316]  r4:c59a1a40

 4865 06:27:23.870311  [  100.333864] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4866 06:27:23.870762  [  100.341012]  r9:c6bca000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000020 r4:00000020

 4867 06:27:23.871132  [  100.348770] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4868 06:27:23.912271  [  100.356348] Exception stack(0xc6bcbfa8 to 0xc6bcbff0)

 4869 06:27:23.912782  [  100.361412] bfa0:                   00000020 00000020 00000001 b6df5000 00000020 00000000

 4870 06:27:23.913202  [  100.369601] bfc0: 00000020 00000020 b6f3ce00 00000004 00000001 00000000 00020000 beb23ac4

 4871 06:27:23.913589  [  100.377787] bfe0: 00000004 beb237f8 b6ea6d8f b6e2d7e6

 4872 06:27:23.913962  [  100.382928] irq event stamp: 0

 4873 06:27:23.914335  [  100.386008] hardirqs last  enabled at (0): [<00000000>] 0x0

 4874 06:27:23.914782  [  100.391650] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4875 06:27:23.956178  [  100.399181] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4876 06:27:23.956545  [  100.406758] softirqs last disabled at (0): [<00000000>] 0x0

 4877 06:27:23.956923  [  100.412392] ---[ end trace 10039795b0cb1a67 ]---

 4878 06:27:23.957349  [  100.417028] lkdtm: Saturation detected: still saturated

 4879 06:27:24.130428  # [  100.098851] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4880 06:27:24.130934  # [  100.105913] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4881 06:27:24.131351  # [  100.112752] ------------[ cut here ]------------

 4882 06:27:24.131736  # [  100.117434] WARNING: CPU: 2 PID: 3139 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4883 06:27:24.132153  # [  100.126056] refcount_t: underflow; use-after-free.

 4884 06:27:24.173437  # [  100.130906] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi parallel_display imx_ldb imxdrm etnaviv gpu_sched imx_ipu_v3

 4885 06:27:24.173955  # [  100.160169] CPU: 2 PID: 3139 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 4886 06:27:24.174374  # [  100.167923] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4887 06:27:24.174762  # [  100.174459] Backtrace: 

 4888 06:27:24.175216  # [  100.176939] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 4889 06:27:24.216534  # [  100.184522]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 4890 06:27:24.217041  # [  100.190200] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 4891 06:27:24.217463  # [  100.197528] [<c1380e40>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4892 06:27:24.217850  # [  100.204504]  r9:00000009 r8:c0873c58 r7:0000001c r6:00000009 r5:c0873c58 r4:c1a22f4c

 4893 06:27:24.218228  # [  100.212263] [<c0356788>] (__warn) from [<c137ae10>] (warn_slowpath_fmt+0x8c/0xa8)

 4894 06:27:24.218599  # [  100.219757]  r7:0000001c r6:c1a22f4c r5:c1a22f88 r4:c6bca000

 4895 06:27:24.260325  # [  100.225433] [<c137ad88>] (warn_slowpath_fmt) from [<c0873c58>] (refcount_warn_saturate+0x13c/0x174)

 4896 06:27:24.260809  # [  100.234491]  r9:c1acee50 r8:c15ead50 r7:c6bcbf60 r6:00000020 r5:c6d85000 r4:c6bca000

 4897 06:27:24.261216  # [  100.242252] [<c0873b1c>] (refcount_warn_saturate) from [<c0c54a18>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4898 06:27:24.261649  # [  100.252710] [<c0c549b4>] (__refcount_sub_and_test.constprop.0) from [<c13883ac>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4899 06:27:24.304206  # [  100.264463] [<c138835c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 4900 06:27:24.304681  # [  100.274470]  r4:0000003b

 4901 06:27:24.305068  # [  100.277017] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 4902 06:27:24.305431  # [  100.285039] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 4903 06:27:24.305786  # [  100.292969]  r9:c6bcbf60 r8:c30e7780 r7:00000020 r6:b6df5000 r5:c59a1a40 r4:c0c53cfc

 4904 06:27:24.306133  # [  100.300734] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 4905 06:27:24.348253  # [  100.308576]  r9:c07e0608 r8:c6bcbf60 r7:c2815800 r6:b6df5000 r5:c59a1a40 r4:00000000

 4906 06:27:24.348773  # [  100.316333] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 4907 06:27:24.349196  # [  100.323481]  r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c6bca000 r5:c59a1a40

 4908 06:27:24.349586  # [  100.331316]  r4:c59a1a40

 4909 06:27:24.350041  # [  100.333864] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 4910 06:27:24.350409  # [  100.341012]  r9:c6bca000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000020 r4:00000020

 4911 06:27:24.392525  # [  100.348770] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4912 06:27:24.393033  # [  100.356348] Exception stack(0xc6bcbfa8 to 0xc6bcbff0)

 4913 06:27:24.393460  # [  100.361412] bfa0:                   00000020 00000020 00000001 b6df5000 00000020 00000000

 4914 06:27:24.393852  # [  100.369601] bfc0: 00000020 00000020 b6f3ce00 00000004 00000001 00000000 00020000 beb23ac4

 4915 06:27:24.394312  # [  100.377787] bfe0: 00000004 beb237f8 b6ea6d8f b6e2d7e6

 4916 06:27:24.394687  # [  100.382928] irq event stamp: 0

 4917 06:27:24.395058  # [  100.386008] hardirqs last  enabled at (0): [<00000000>] 0x0

 4918 06:27:24.436312  # [  100.391650] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4919 06:27:24.436825  # [  100.399181] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4920 06:27:24.437251  # [  100.406758] softirqs last disabled at (0): [<00000000>] 0x0

 4921 06:27:24.437638  # [  100.412392] ---[ end trace 10039795b0cb1a67 ]---

 4922 06:27:24.438018  # [  100.417028] lkdtm: Saturation detected: still saturated

 4923 06:27:24.438391  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4924 06:27:24.438760  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 4925 06:27:24.439123  # selftests: lkdtm: REFCOUNT_TIMING.sh

 4926 06:27:24.480265  # Skipping REFCOUNT_TIMING: timing only

 4927 06:27:24.480778  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 4928 06:27:24.481201  # selftests: lkdtm: ATOMIC_TIMING.sh

 4929 06:27:24.656244  # Skipping ATOMIC_TIMING: timing only

 4930 06:27:24.656779  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 4931 06:27:24.672418  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 4932 06:27:25.002559  [  101.464527] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 4933 06:27:25.003066  [  101.470705] lkdtm: attempting good copy_to_user of correct size

 4934 06:27:25.003482  [  101.476731] lkdtm: attempting bad copy_to_user of too large size

 4935 06:27:25.156337  # [  101.464527] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 4936 06:27:25.156860  # [  101.470705] lkdtm: attempting good copy_to_user of correct size

 4937 06:27:25.157274  # [  101.476731] lkdtm: attempting bad copy_to_user of too large size

 4938 06:27:25.172297  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 4939 06:27:25.220437  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 4940 06:27:25.236358  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 4941 06:27:25.582541  [  102.043878] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 4942 06:27:25.583020  [  102.050276] lkdtm: attempting good copy_from_user of correct size

 4943 06:27:25.583490  [  102.056451] lkdtm: attempting bad copy_from_user of too large size

 4944 06:27:25.736329  # [  102.043878] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 4945 06:27:25.737006  # [  102.050276] lkdtm: attempting good copy_from_user of correct size

 4946 06:27:25.737352  # [  102.056451] lkdtm: attempting bad copy_from_user of too large size

 4947 06:27:25.752154  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 4948 06:27:25.784489  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 4949 06:27:25.816437  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 4950 06:27:26.156557  [  102.615217] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 4951 06:27:26.157059  [  102.621940] lkdtm: attempting good copy_to_user inside whitelist

 4952 06:27:26.157371  [  102.628052] lkdtm: attempting bad copy_to_user outside whitelist

 4953 06:27:26.308458  # [  102.615217] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 4954 06:27:26.308987  # [  102.621940] lkdtm: attempting good copy_to_user inside whitelist

 4955 06:27:26.309386  # [  102.628052] lkdtm: attempting bad copy_to_user outside whitelist

 4956 06:27:26.324359  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 4957 06:27:26.356608  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 4958 06:27:26.388510  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 4959 06:27:26.730446  [  103.189478] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 4960 06:27:26.730669  [  103.196359] lkdtm: attempting good copy_from_user inside whitelist

 4961 06:27:26.730794  [  103.202718] lkdtm: attempting bad copy_from_user outside whitelist

 4962 06:27:26.883571  # [  103.189478] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 4963 06:27:26.884083  # [  103.196359] lkdtm: attempting good copy_from_user inside whitelist

 4964 06:27:26.884395  # [  103.202718] lkdtm: attempting bad copy_from_user outside whitelist

 4965 06:27:26.899657  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 4966 06:27:26.938244  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 4967 06:27:26.970506  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 4968 06:27:27.321514  [  103.769981] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 4969 06:27:27.321756  [  103.776303] lkdtm: good_stack: c5a75e0c-c5a75e2c

 4970 06:27:27.321886  [  103.781093] lkdtm: bad_stack : c5a75d84-c5a75da4

 4971 06:27:27.322007  [  103.785773] lkdtm: attempting good copy_to_user of local stack

 4972 06:27:27.322124  [  103.791824] lkdtm: attempting bad copy_to_user of distant stack

 4973 06:27:27.481756  # [  103.769981] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 4974 06:27:27.482238  # [  103.776303] lkdtm: good_stack: c5a75e0c-c5a75e2c

 4975 06:27:27.482543  # [  103.781093] lkdtm: bad_stack : c5a75d84-c5a75da4

 4976 06:27:27.482823  # [  103.785773] lkdtm: attempting good copy_to_user of local stack

 4977 06:27:27.483094  # [  103.791824] lkdtm: attempting bad copy_to_user of distant stack

 4978 06:27:27.497739  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 4979 06:27:27.529635  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 4980 06:27:27.545653  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 4981 06:27:27.897746  [  104.346341] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 4982 06:27:27.897984  [  104.352857] lkdtm: good_stack: c6fc7e0c-c6fc7e2c

 4983 06:27:27.898124  [  104.357514] lkdtm: bad_stack : c6fc7d84-c6fc7da4

 4984 06:27:27.898253  [  104.362222] lkdtm: attempting good copy_from_user of local stack

 4985 06:27:27.898371  [  104.368264] lkdtm: attempting bad copy_from_user of distant stack

 4986 06:27:28.080721  # [  104.346341] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 4987 06:27:28.081204  # [  104.352857] lkdtm: good_stack: c6fc7e0c-c6fc7e2c

 4988 06:27:28.081513  # [  104.357514] lkdtm: bad_stack : c6fc7d84-c6fc7da4

 4989 06:27:28.081797  # [  104.362222] lkdtm: attempting good copy_from_user of local stack

 4990 06:27:28.082070  # [  104.368264] lkdtm: attempting bad copy_from_user of distant stack

 4991 06:27:28.082338  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 4992 06:27:28.112584  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 4993 06:27:28.128625  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 4994 06:27:28.485772  [  104.938051] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 4995 06:27:28.485925  [  104.944219] lkdtm: good_stack: c5cd5e0c-c5cd5e2c

 4996 06:27:28.485990  [  104.948877] lkdtm: bad_stack : c5cd5ffc-c5cd601c

 4997 06:27:28.486049  [  104.953609] lkdtm: attempting good copy_to_user of local stack

 4998 06:27:28.486106  [  104.959495] lkdtm: attempting bad copy_to_user of distant stack

 4999 06:27:28.671003  # [  104.938051] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5000 06:27:28.671486  # [  104.944219] lkdtm: good_stack: c5cd5e0c-c5cd5e2c

 5001 06:27:28.671793  # [  104.948877] lkdtm: bad_stack : c5cd5ffc-c5cd601c

 5002 06:27:28.672114  # [  104.953609] lkdtm: attempting good copy_to_user of local stack

 5003 06:27:28.672388  # [  104.959495] lkdtm: attempting bad copy_to_user of distant stack

 5004 06:27:28.672654  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5005 06:27:28.701453  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5006 06:27:28.717873  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5007 06:27:29.064232  [  105.517590] lkdtm: Performing direct entry USERCOPY_KERNEL

 5008 06:27:29.064689  [  105.523302] lkdtm: attempting good copy_to_user from kernel rodata: c15eaffc

 5009 06:27:29.064987  [  105.530550] lkdtm: attempting bad copy_to_user from kernel text: c053cc24

 5010 06:27:29.065248  [  105.537391] lkdtm: FAIL: survived bad copy_to_user()

 5011 06:27:29.223973  # [  105.517590] lkdtm: Performing direct entry USERCOPY_KERNEL

 5012 06:27:29.224454  # [  105.523302] lkdtm: attempting good copy_to_user from kernel rodata: c15eaffc

 5013 06:27:29.224763  # [  105.530550] lkdtm: attempting bad copy_to_user from kernel text: c053cc24

 5014 06:27:29.225048  # [  105.537391] lkdtm: FAIL: survived bad copy_to_user()

 5015 06:27:29.240195  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5016 06:27:29.288064  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5017 06:27:29.320025  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5018 06:27:29.682986  [  106.129660] lkdtm: Performing direct entry STACKLEAK_ERASING

 5019 06:27:29.683260  [  106.135430] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5020 06:27:29.683424  [  106.142509] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5021 06:27:29.683573  [  106.149402] lkdtm: FAIL: the thread stack is NOT properly erased

 5022 06:27:29.683712  [  106.155489] CPU: 3 PID: 3504 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5023 06:27:29.683866  [  106.163245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5024 06:27:29.683998  [  106.169780] Backtrace: 

 5025 06:27:29.726314  [  106.172261] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 5026 06:27:29.726769  [  106.179844]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 5027 06:27:29.727055  [  106.185521] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 5028 06:27:29.727318  [  106.192852] [<c1380e40>] (dump_stack) from [<c1388694>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5029 06:27:29.727572  [  106.201389]  r9:c1acef58 r8:c15ead50 r7:c5a75f60 r6:c5a75e34 r5:c5a74000 r4:0000078d

 5030 06:27:29.769723  [  106.209148] [<c138854c>] (lkdtm_STACKLEAK_ERASING) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 5031 06:27:29.770178  [  106.217946]  r8:c15ead50 r7:c5a75f60 r6:00000012 r5:c452a000 r4:00000046

 5032 06:27:29.770462  [  106.224659] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 5033 06:27:29.770725  [  106.232682] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 5034 06:27:29.770976  [  106.240611]  r9:c5a75f60 r8:c30e7780 r7:00000012 r6:b6e73000 r5:c69ff540 r4:c0c53cfc

 5035 06:27:29.771242  [  106.248373] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 5036 06:27:29.812908  [  106.256217]  r9:c07e0608 r8:c5a75f60 r7:c2815800 r6:b6e73000 r5:c69ff540 r4:00000000

 5037 06:27:29.813388  [  106.263975] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 5038 06:27:29.813694  [  106.271123]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c5a74000 r5:c69ff540

 5039 06:27:29.813979  [  106.278960]  r4:c69ff540

 5040 06:27:29.814250  [  106.281507] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 5041 06:27:29.814519  [  106.288655]  r9:c5a74000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000012 r4:00000012

 5042 06:27:29.850015  [  106.296417] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5043 06:27:29.850499  [  106.303996] Exception stack(0xc5a75fa8 to 0xc5a75ff0)

 5044 06:27:29.850806  [  106.309061] 5fa0:                   00000012 00000012 00000001 b6e73000 00000012 00000000

 5045 06:27:29.851092  [  106.317252] 5fc0: 00000012 00000012 b6fbae00 00000004 00000001 00000000 00020000 bec5fac4

 5046 06:27:29.851367  [  106.325438] 5fe0: 00000004 bec5f7f8 b6f24d8f b6eab7e6

 5047 06:27:30.020814  # [  106.129660] lkdtm: Performing direct entry STACKLEAK_ERASING

 5048 06:27:30.021298  # [  106.135430] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5049 06:27:30.021615  # [  106.142509] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5050 06:27:30.021898  # [  106.149402] lkdtm: FAIL: the thread stack is NOT properly erased

 5051 06:27:30.022170  # [  106.155489] CPU: 3 PID: 3504 Comm: cat Tainted: G      D W         5.10.184-cip36 #1

 5052 06:27:30.022436  # [  106.163245] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5053 06:27:30.022698  # [  106.169780] Backtrace: 

 5054 06:27:30.063846  # [  106.172261] [<c1379914>] (dump_backtrace) from [<c1379cd4>] (show_stack+0x20/0x24)

 5055 06:27:30.064302  # [  106.179844]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fcb8

 5056 06:27:30.064586  # [  106.185521] [<c1379cb4>] (show_stack) from [<c1380f20>] (dump_stack+0xe0/0x100)

 5057 06:27:30.064849  # [  106.192852] [<c1380e40>] (dump_stack) from [<c1388694>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5058 06:27:30.065100  # [  106.201389]  r9:c1acef58 r8:c15ead50 r7:c5a75f60 r6:c5a75e34 r5:c5a74000 r4:0000078d

 5059 06:27:30.065348  # [  106.209148] [<c138854c>] (lkdtm_STACKLEAK_ERASING) from [<c0c5391c>] (lkdtm_do_action+0x2c/0x4c)

 5060 06:27:30.107147  # [  106.217946]  r8:c15ead50 r7:c5a75f60 r6:00000012 r5:c452a000 r4:00000046

 5061 06:27:30.107603  # [  106.224659] [<c0c538f0>] (lkdtm_do_action) from [<c0c53e1c>] (direct_entry+0x120/0x18c)

 5062 06:27:30.107917  # [  106.232682] [<c0c53cfc>] (direct_entry) from [<c07e066c>] (full_proxy_write+0x64/0x94)

 5063 06:27:30.108218  # [  106.240611]  r9:c5a75f60 r8:c30e7780 r7:00000012 r6:b6e73000 r5:c69ff540 r4:c0c53cfc

 5064 06:27:30.108493  # [  106.248373] [<c07e0608>] (full_proxy_write) from [<c059acf0>] (vfs_write+0x10c/0x53c)

 5065 06:27:30.149896  # [  106.256217]  r9:c07e0608 r8:c5a75f60 r7:c2815800 r6:b6e73000 r5:c69ff540 r4:00000000

 5066 06:27:30.150344  # [  106.263975] [<c059abe4>] (vfs_write) from [<c059b29c>] (ksys_write+0x74/0xec)

 5067 06:27:30.150625  # [  106.271123]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c5a74000 r5:c69ff540

 5068 06:27:30.150888  # [  106.278960]  r4:c69ff540

 5069 06:27:30.151139  # [  106.281507] [<c059b228>] (ksys_write) from [<c059b32c>] (sys_write+0x18/0x1c)

 5070 06:27:30.151386  # [  106.288655]  r9:c5a74000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000012 r4:00000012

 5071 06:27:30.192987  # [  106.296417] [<c059b314>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5072 06:27:30.193440  # [  106.303996] Exception stack(0xc5a75fa8 to 0xc5a75ff0)

 5073 06:27:30.193723  # [  106.309061] 5fa0:                   00000012 00000012 00000001 b6e73000 00000012 00000000

 5074 06:27:30.193988  # [  106.317252] 5fc0: 00000012 00000012 b6fbae00 00000004 00000001 00000000 00020000 bec5fac4

 5075 06:27:30.194241  # [  106.325438] 5fe0: 00000004 bec5f7f8 b6f24d8f b6eab7e6

 5076 06:27:30.194491  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5077 06:27:30.194737  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5078 06:27:30.208344  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5079 06:27:30.432060  [  106.888563] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5080 06:27:30.432543  [  106.894356] lkdtm: Calling matched prototype ...

 5081 06:27:30.432851  [  106.899010] lkdtm: Calling mismatched prototype ...

 5082 06:27:30.433133  [  106.904061] lkdtm: Fail: survived mismatched prototype function call!

 5083 06:27:30.590792  # [  106.888563] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5084 06:27:30.591271  # [  106.894356] lkdtm: Calling matched prototype ...

 5085 06:27:30.591575  # [  106.899010] lkdtm: Calling mismatched prototype ...

 5086 06:27:30.591888  # [  106.904061] lkdtm: Fail: survived mismatched prototype function call!

 5087 06:27:30.592162  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5088 06:27:30.622623  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5089 06:27:31.474648  lkdtm_PANIC_sh_selftests_lkdtm_panic_sh skip

 5090 06:27:31.475177  lkdtm_BUG_sh pass

 5091 06:27:31.475509  lkdtm_WARNING_sh pass

 5092 06:27:31.475852  lkdtm_WARNING_MESSAGE_sh pass

 5093 06:27:31.476157  lkdtm_EXCEPTION_sh fail

 5094 06:27:31.476445  lkdtm_LOOP_sh_selftests_lkdtm_loop_sh skip

 5095 06:27:31.476729  lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh skip

 5096 06:27:31.477010  lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh skip

 5097 06:27:31.477284  lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh skip

 5098 06:27:31.477558  lkdtm_CORRUPT_LIST_ADD_sh fail

 5099 06:27:31.477831  lkdtm_CORRUPT_LIST_DEL_sh fail

 5100 06:27:31.478102  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5101 06:27:31.517672  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5102 06:27:31.518157  lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh skip

 5103 06:27:31.518434  lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh skip

 5104 06:27:31.518495  lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh skip

 5105 06:27:31.518552  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh skip

 5106 06:27:31.518608  lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh skip

 5107 06:27:31.518663  lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh skip

 5108 06:27:31.518717  lkdtm_READ_AFTER_FREE_sh fail

 5109 06:27:31.560341  lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh skip

 5110 06:27:31.560432  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5111 06:27:31.560505  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5112 06:27:31.560571  lkdtm_SLAB_FREE_CROSS_sh fail

 5113 06:27:31.560636  lkdtm_SLAB_FREE_PAGE_sh fail

 5114 06:27:31.560698  lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh skip

 5115 06:27:31.560760  lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh skip

 5116 06:27:31.560831  lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh skip

 5117 06:27:31.560895  lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh skip

 5118 06:27:31.560955  lkdtm_EXEC_DATA_sh fail

 5119 06:27:31.561014  lkdtm_EXEC_STACK_sh fail

 5120 06:27:31.561073  lkdtm_EXEC_KMALLOC_sh fail

 5121 06:27:31.603623  lkdtm_EXEC_VMALLOC_sh fail

 5122 06:27:31.604042  lkdtm_EXEC_RODATA_sh fail

 5123 06:27:31.604329  lkdtm_EXEC_USERSPACE_sh fail

 5124 06:27:31.604587  lkdtm_EXEC_NULL_sh fail

 5125 06:27:31.604880  lkdtm_ACCESS_USERSPACE_sh fail

 5126 06:27:31.605129  lkdtm_ACCESS_NULL_sh fail

 5127 06:27:31.605369  lkdtm_WRITE_RO_sh fail

 5128 06:27:31.605607  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5129 06:27:31.605840  lkdtm_WRITE_KERN_sh fail

 5130 06:27:31.606072  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5131 06:27:31.606307  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5132 06:27:31.606584  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5133 06:27:31.606820  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5134 06:27:31.607049  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5135 06:27:31.607320  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5136 06:27:31.646656  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5137 06:27:31.647082  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5138 06:27:31.647399  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5139 06:27:31.647694  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5140 06:27:31.647974  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5141 06:27:31.648261  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5142 06:27:31.648531  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5143 06:27:31.648775  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5144 06:27:31.649049  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5145 06:27:31.649287  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5146 06:27:31.649522  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5147 06:27:31.689895  lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh skip

 5148 06:27:31.690411  lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh skip

 5149 06:27:31.690735  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5150 06:27:31.691033  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5151 06:27:31.691292  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5152 06:27:31.691608  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5153 06:27:31.691930  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5154 06:27:31.692183  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5155 06:27:31.692522  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5156 06:27:31.692817  lkdtm_USERCOPY_KERNEL_sh fail

 5157 06:27:31.693101  lkdtm_STACKLEAK_ERASING_sh fail

 5158 06:27:31.693358  lkdtm_CFI_FORWARD_PROTO_sh fail

 5159 06:27:31.715786  + ../../utils/send-to-lava.sh ./output/result.txt

 5160 06:27:31.716206  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip>

 5161 06:27:31.716531  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5162 06:27:31.718249  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh_selftests_lkdtm_panic_sh RESULT=skip
 5164 06:27:31.719160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5166 06:27:31.832304  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5167 06:27:31.832664  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5169 06:27:31.938149  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5170 06:27:31.938556  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5172 06:27:32.055316  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5173 06:27:32.056130  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5175 06:27:32.166949  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip>

 5176 06:27:32.167315  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh_selftests_lkdtm_loop_sh RESULT=skip
 5178 06:27:32.291964  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip>

 5179 06:27:32.292388  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh RESULT=skip
 5181 06:27:32.411075  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip>

 5182 06:27:32.411889  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh RESULT=skip
 5184 06:27:32.511585  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip>

 5185 06:27:32.512367  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh RESULT=skip
 5187 06:27:32.613511  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5188 06:27:32.614292  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5190 06:27:32.714453  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5191 06:27:32.715233  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5193 06:27:32.815266  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5194 06:27:32.816021  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5196 06:27:32.917202  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5197 06:27:32.917996  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5199 06:27:33.017846  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip>

 5200 06:27:33.018575  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh RESULT=skip
 5202 06:27:33.127795  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip>

 5203 06:27:33.128604  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh RESULT=skip
 5205 06:27:33.249823  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip>

 5206 06:27:33.250611  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh RESULT=skip
 5208 06:27:33.366392  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip>

 5209 06:27:33.367169  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh RESULT=skip
 5211 06:27:33.460279  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip>

 5212 06:27:33.461059  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh RESULT=skip
 5214 06:27:33.560922  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip>

 5215 06:27:33.561680  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh RESULT=skip
 5217 06:27:33.668821  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5218 06:27:33.669599  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5220 06:27:33.769803  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip>

 5221 06:27:33.770582  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh RESULT=skip
 5223 06:27:33.880539  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5224 06:27:33.881301  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5226 06:27:33.976420  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5227 06:27:33.977179  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5229 06:27:34.099243  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5230 06:27:34.099988  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5232 06:27:34.205781  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5233 06:27:34.206169  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5235 06:27:34.325885  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip>

 5236 06:27:34.326660  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh RESULT=skip
 5238 06:27:34.435704  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip>

 5239 06:27:34.436506  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh RESULT=skip
 5241 06:27:34.555406  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip>

 5242 06:27:34.556233  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh RESULT=skip
 5244 06:27:34.663370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip>

 5245 06:27:34.664183  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh RESULT=skip
 5247 06:27:34.782182  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5248 06:27:34.782966  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5250 06:27:34.890568  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5251 06:27:34.890915  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5253 06:27:35.010783  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5254 06:27:35.011630  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5256 06:27:35.122585  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5257 06:27:35.123365  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5259 06:27:35.245424  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5260 06:27:35.246204  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5262 06:27:35.364292  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5263 06:27:35.365130  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5265 06:27:35.475008  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5266 06:27:35.475757  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5268 06:27:35.576904  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5269 06:27:35.577733  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5271 06:27:35.686744  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5272 06:27:35.687523  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5274 06:27:35.807906  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5275 06:27:35.808685  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5277 06:27:35.915961  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5278 06:27:35.916326  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5280 06:27:36.035092  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5281 06:27:36.035879  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5283 06:27:36.144081  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5284 06:27:36.144860  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5286 06:27:36.245946  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5287 06:27:36.246725  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5289 06:27:36.355759  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5290 06:27:36.356616  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5292 06:27:36.451423  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5293 06:27:36.452122  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5295 06:27:36.573376  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5296 06:27:36.574207  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5298 06:27:36.684203  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5299 06:27:36.684978  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5301 06:27:36.785095  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5302 06:27:36.785902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5304 06:27:36.894950  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5305 06:27:36.895776  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5307 06:27:37.005648  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5308 06:27:37.006422  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5310 06:27:37.101564  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5311 06:27:37.102229  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5313 06:27:37.212055  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5314 06:27:37.212417  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5316 06:27:37.334979  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5317 06:27:37.335361  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5319 06:27:37.445764  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5320 06:27:37.446141  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5322 06:27:37.567613  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5323 06:27:37.568043  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5325 06:27:37.677374  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5326 06:27:37.677772  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5328 06:27:37.778077  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5329 06:27:37.778428  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5331 06:27:37.878987  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5332 06:27:37.879365  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5334 06:27:38.000157  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip>

 5335 06:27:38.000912  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh RESULT=skip
 5337 06:27:38.111070  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip>

 5338 06:27:38.111876  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh RESULT=skip
 5340 06:27:38.211924  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5341 06:27:38.212709  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5343 06:27:38.323676  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5344 06:27:38.324484  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5346 06:27:38.424514  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5347 06:27:38.425351  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5349 06:27:38.525360  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5350 06:27:38.526145  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5352 06:27:38.632156  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5353 06:27:38.632981  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5355 06:27:38.741197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5356 06:27:38.741975  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5358 06:27:38.836905  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5359 06:27:38.837686  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5361 06:27:38.948629  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5362 06:27:38.949458  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5364 06:27:39.051093  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5365 06:27:39.051463  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5367 06:27:39.156992  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5368 06:27:39.157161  + set +x

 5369 06:27:39.157246  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 11005312_1.6.2.4.5>

 5370 06:27:39.157322  <LAVA_TEST_RUNNER EXIT>

 5371 06:27:39.157578  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5373 06:27:39.157819  Received signal: <ENDRUN> 1_kselftest-lkdtm 11005312_1.6.2.4.5
 5374 06:27:39.157898  Ending use of test pattern.
 5375 06:27:39.157964  Ending test lava.1_kselftest-lkdtm (11005312_1.6.2.4.5), duration 64.41
 5377 06:27:39.158199  ok: lava_test_shell seems to have completed
 5378 06:27:39.158866  lkdtm_ACCESS_NULL_sh: fail
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh_selftests_lkdtm_atomic_timing_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh_selftests_lkdtm_corrupt_pac_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh_selftests_lkdtm_corrupt_stack_strong_sh: skip
lkdtm_CORRUPT_STACK_sh_selftests_lkdtm_corrupt_stack_sh: skip
lkdtm_DOUBLE_FAULT_sh_selftests_lkdtm_double_fault_sh: skip
lkdtm_EXCEPTION_sh: fail
lkdtm_EXEC_DATA_sh: fail
lkdtm_EXEC_KMALLOC_sh: fail
lkdtm_EXEC_NULL_sh: fail
lkdtm_EXEC_RODATA_sh: fail
lkdtm_EXEC_STACK_sh: fail
lkdtm_EXEC_USERSPACE_sh: fail
lkdtm_EXEC_VMALLOC_sh: fail
lkdtm_EXHAUST_STACK_sh_selftests_lkdtm_exhaust_stack_sh: skip
lkdtm_HARDLOCKUP_sh_selftests_lkdtm_hardlockup_sh: skip
lkdtm_HUNG_TASK_sh_selftests_lkdtm_hung_task_sh: skip
lkdtm_LOOP_sh_selftests_lkdtm_loop_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh_selftests_lkdtm_overwrite_allocation_sh: skip
lkdtm_PANIC_sh_selftests_lkdtm_panic_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: fail
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_INC_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: fail
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh_selftests_lkdtm_refcount_timing_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh_selftests_lkdtm_softlockup_sh: skip
lkdtm_SPINLOCKUP_sh_selftests_lkdtm_spinlockup_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: fail
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: fail
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh_selftests_lkdtm_unaligned_load_store_write_sh: skip
lkdtm_UNSET_SMEP_sh_selftests_lkdtm_unset_smep_sh: skip
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh_selftests_lkdtm_write_after_free_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh_selftests_lkdtm_write_buddy_after_free_sh: skip
lkdtm_WRITE_KERN_sh: fail
lkdtm_WRITE_RO_AFTER_INIT_sh: fail
lkdtm_WRITE_RO_sh: fail

 5379 06:27:39.158996  end: 3.1 lava-test-shell (duration 00:01:06) [common]
 5380 06:27:39.159088  end: 3 lava-test-retry (duration 00:01:06) [common]
 5381 06:27:39.159184  start: 4 finalize (timeout 00:06:38) [common]
 5382 06:27:39.159280  start: 4.1 power-off (timeout 00:00:30) [common]
 5383 06:27:39.159431  Calling: 'pduclient' '--daemon=localhost' '--hostname=pms-0' '--port=3' '--command=off'
 5384 06:27:39.235589  >> Command sent successfully.

 5385 06:27:39.243434  Returned 0 in 0 seconds
 5386 06:27:39.344653  end: 4.1 power-off (duration 00:00:00) [common]
 5388 06:27:39.346212  start: 4.2 read-feedback (timeout 00:06:38) [common]
 5389 06:27:39.347463  Listened to connection for namespace 'common' for up to 1s
 5390 06:27:39.348367  Listened to connection for namespace 'common' for up to 1s
 5391 06:27:40.348107  Finalising connection for namespace 'common'
 5392 06:27:40.348754  Disconnecting from shell: Finalise
 5393 06:27:40.349174  / # 
 5394 06:27:40.450268  end: 4.2 read-feedback (duration 00:00:01) [common]
 5395 06:27:40.450901  end: 4 finalize (duration 00:00:01) [common]
 5396 06:27:40.451430  Cleaning after the job
 5397 06:27:40.451931  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/ramdisk
 5398 06:27:40.462531  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/kernel
 5399 06:27:40.470491  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/dtb
 5400 06:27:40.471260  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/nfsrootfs
 5401 06:27:40.565700  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/11005312/tftp-deploy-rbz7pohd/modules
 5402 06:27:40.570193  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/11005312
 5403 06:27:41.163639  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/11005312
 5404 06:27:41.163844  Job finished correctly