Boot log: imx6q-sabrelite

    1 15:20:32.584005  lava-dispatcher, installed at version: 2022.11
    2 15:20:32.584455  start: 0 validate
    3 15:20:32.584824  Start time: 2022-12-08 15:20:32.584799+00:00 (UTC)
    4 15:20:32.585136  Using caching service: 'http://localhost/cache/?uri=%s'
    5 15:20:32.585517  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221202.0%2Farmhf%2Finitrd.cpio.gz exists
    6 15:20:32.880419  Using caching service: 'http://localhost/cache/?uri=%s'
    7 15:20:32.881208  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.155-cip21-405-g26d566555c3de%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 15:20:33.165586  Using caching service: 'http://localhost/cache/?uri=%s'
    9 15:20:33.166316  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.155-cip21-405-g26d566555c3de%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 15:20:33.459720  Using caching service: 'http://localhost/cache/?uri=%s'
   11 15:20:33.460354  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221202.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 15:20:33.781640  Using caching service: 'http://localhost/cache/?uri=%s'
   13 15:20:33.782241  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.155-cip21-405-g26d566555c3de%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 15:20:34.078607  validate duration: 1.49
   16 15:20:34.080581  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 15:20:34.081495  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 15:20:34.082377  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 15:20:34.083274  Not decompressing ramdisk as can be used compressed.
   20 15:20:34.083643  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221202.0/armhf/initrd.cpio.gz
   21 15:20:34.083923  saving as /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/ramdisk/initrd.cpio.gz
   22 15:20:34.084172  total size: 4018192 (3MB)
   23 15:20:34.087622  progress   0% (0MB)
   24 15:20:34.090914  progress   5% (0MB)
   25 15:20:34.093925  progress  10% (0MB)
   26 15:20:34.096917  progress  15% (0MB)
   27 15:20:34.099848  progress  20% (0MB)
   28 15:20:34.102804  progress  25% (0MB)
   29 15:20:34.105813  progress  30% (1MB)
   30 15:20:34.108827  progress  35% (1MB)
   31 15:20:34.112170  progress  40% (1MB)
   32 15:20:34.115119  progress  45% (1MB)
   33 15:20:34.118041  progress  50% (1MB)
   34 15:20:34.120966  progress  55% (2MB)
   35 15:20:34.123836  progress  60% (2MB)
   36 15:20:34.126767  progress  65% (2MB)
   37 15:20:34.129741  progress  70% (2MB)
   38 15:20:34.132681  progress  75% (2MB)
   39 15:20:34.135998  progress  80% (3MB)
   40 15:20:34.138882  progress  85% (3MB)
   41 15:20:34.141815  progress  90% (3MB)
   42 15:20:34.144692  progress  95% (3MB)
   43 15:20:34.147586  progress 100% (3MB)
   44 15:20:34.148254  3MB downloaded in 0.06s (59.81MB/s)
   45 15:20:34.148708  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 15:20:34.149387  end: 1.1 download-retry (duration 00:00:00) [common]
   48 15:20:34.149655  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 15:20:34.149920  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 15:20:34.150280  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 15:20:34.150487  saving as /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/kernel/zImage
   52 15:20:34.150684  total size: 12341760 (11MB)
   53 15:20:34.150877  No compression specified
   54 15:20:46.676638  progress   0% (0MB)
   55 15:20:46.691109  progress   5% (0MB)
   56 15:20:46.699932  progress  10% (1MB)
   57 15:20:46.708848  progress  15% (1MB)
   58 15:20:46.717591  progress  20% (2MB)
   59 15:20:46.726295  progress  25% (2MB)
   60 15:20:46.734578  progress  30% (3MB)
   61 15:20:46.743339  progress  35% (4MB)
   62 15:20:46.752110  progress  40% (4MB)
   63 15:20:46.760876  progress  45% (5MB)
   64 15:20:46.769630  progress  50% (5MB)
   65 15:20:46.778343  progress  55% (6MB)
   66 15:20:46.786643  progress  60% (7MB)
   67 15:20:46.795327  progress  65% (7MB)
   68 15:20:46.803957  progress  70% (8MB)
   69 15:20:46.812570  progress  75% (8MB)
   70 15:20:46.821137  progress  80% (9MB)
   71 15:20:46.829678  progress  85% (10MB)
   72 15:20:46.837784  progress  90% (10MB)
   73 15:20:46.846333  progress  95% (11MB)
   74 15:20:46.854912  progress 100% (11MB)
   75 15:20:46.855610  11MB downloaded in 12.70s (0.93MB/s)
   76 15:20:46.856030  end: 1.2.1 http-download (duration 00:00:13) [common]
   78 15:20:46.856770  end: 1.2 download-retry (duration 00:00:13) [common]
   79 15:20:46.857040  start: 1.3 download-retry (timeout 00:09:47) [common]
   80 15:20:46.857307  start: 1.3.1 http-download (timeout 00:09:47) [common]
   81 15:20:46.857704  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 15:20:46.857913  saving as /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb
   83 15:20:46.858111  total size: 42449 (0MB)
   84 15:20:46.858307  No compression specified
   85 15:20:46.861364  progress  77% (0MB)
   86 15:20:46.862076  progress 100% (0MB)
   87 15:20:46.862569  0MB downloaded in 0.00s (9.10MB/s)
   88 15:20:46.862925  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 15:20:46.863612  end: 1.3 download-retry (duration 00:00:00) [common]
   91 15:20:46.863880  start: 1.4 download-retry (timeout 00:09:47) [common]
   92 15:20:46.864146  start: 1.4.1 http-download (timeout 00:09:47) [common]
   93 15:20:46.864477  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221202.0/armhf/full.rootfs.tar.xz
   94 15:20:46.864711  saving as /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/nfsrootfs/full.rootfs.tar
   95 15:20:46.864911  total size: 195740672 (186MB)
   96 15:20:46.865107  Using unxz to decompress xz
   97 15:20:47.163882  progress   0% (0MB)
   98 15:20:48.191992  progress   5% (9MB)
   99 15:20:49.142860  progress  10% (18MB)
  100 15:20:50.303853  progress  15% (28MB)
  101 15:20:51.053277  progress  20% (37MB)
  102 15:20:51.603773  progress  25% (46MB)
  103 15:20:52.790273  progress  30% (56MB)
  104 15:20:53.832614  progress  35% (65MB)
  105 15:20:54.930149  progress  40% (74MB)
  106 15:20:56.016286  progress  45% (84MB)
  107 15:20:57.102340  progress  50% (93MB)
  108 15:20:58.317764  progress  55% (102MB)
  109 15:20:59.629551  progress  60% (112MB)
  110 15:20:59.874933  progress  65% (121MB)
  111 15:21:00.175113  progress  70% (130MB)
  112 15:21:00.378394  progress  75% (140MB)
  113 15:21:00.547556  progress  80% (149MB)
  114 15:21:00.700685  progress  85% (158MB)
  115 15:21:00.903545  progress  90% (168MB)
  116 15:21:01.536866  progress  95% (177MB)
  117 15:21:02.712855  progress 100% (186MB)
  118 15:21:02.725596  186MB downloaded in 15.86s (11.77MB/s)
  119 15:21:02.726511  end: 1.4.1 http-download (duration 00:00:16) [common]
  121 15:21:02.727455  end: 1.4 download-retry (duration 00:00:16) [common]
  122 15:21:02.727796  start: 1.5 download-retry (timeout 00:09:31) [common]
  123 15:21:02.728144  start: 1.5.1 http-download (timeout 00:09:31) [common]
  124 15:21:02.729099  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 15:21:02.729347  saving as /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/modules/modules.tar
  126 15:21:02.729656  total size: 7464336 (7MB)
  127 15:21:02.729949  Using unxz to decompress xz
  128 15:21:03.028452  progress   0% (0MB)
  129 15:21:03.065771  progress   5% (0MB)
  130 15:21:03.109082  progress  10% (0MB)
  131 15:21:03.155349  progress  15% (1MB)
  132 15:21:03.198105  progress  20% (1MB)
  133 15:21:03.241498  progress  25% (1MB)
  134 15:21:03.288432  progress  30% (2MB)
  135 15:21:03.331672  progress  35% (2MB)
  136 15:21:03.377109  progress  40% (2MB)
  137 15:21:03.419359  progress  45% (3MB)
  138 15:21:03.461353  progress  50% (3MB)
  139 15:21:03.508684  progress  55% (3MB)
  140 15:21:03.547635  progress  60% (4MB)
  141 15:21:03.592994  progress  65% (4MB)
  142 15:21:03.630570  progress  70% (5MB)
  143 15:21:03.681813  progress  75% (5MB)
  144 15:21:03.729277  progress  80% (5MB)
  145 15:21:03.770960  progress  85% (6MB)
  146 15:21:03.815857  progress  90% (6MB)
  147 15:21:03.857133  progress  95% (6MB)
  148 15:21:03.900419  progress 100% (7MB)
  149 15:21:03.912943  7MB downloaded in 1.18s (6.02MB/s)
  150 15:21:03.913719  end: 1.5.1 http-download (duration 00:00:01) [common]
  152 15:21:03.914501  end: 1.5 download-retry (duration 00:00:01) [common]
  153 15:21:03.914792  start: 1.6 prepare-tftp-overlay (timeout 00:09:30) [common]
  154 15:21:03.915093  start: 1.6.1 extract-nfsrootfs (timeout 00:09:30) [common]
  155 15:21:18.426988  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii
  156 15:21:18.427515  end: 1.6.1 extract-nfsrootfs (duration 00:00:15) [common]
  157 15:21:18.427775  start: 1.6.2 lava-overlay (timeout 00:09:16) [common]
  158 15:21:18.428224  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9
  159 15:21:18.430265  makedir: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin
  160 15:21:18.430539  makedir: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/tests
  161 15:21:18.430819  makedir: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/results
  162 15:21:18.431107  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-add-keys
  163 15:21:18.431544  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-add-sources
  164 15:21:18.431919  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-background-process-start
  165 15:21:18.432287  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-background-process-stop
  166 15:21:18.432719  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-common-functions
  167 15:21:18.433081  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-echo-ipv4
  168 15:21:18.433443  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-install-packages
  169 15:21:18.433802  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-installed-packages
  170 15:21:18.434161  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-os-build
  171 15:21:18.434522  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-probe-channel
  172 15:21:18.434887  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-probe-ip
  173 15:21:18.435261  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-target-ip
  174 15:21:18.435619  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-target-mac
  175 15:21:18.435980  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-target-storage
  176 15:21:18.436345  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-case
  177 15:21:18.436726  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-event
  178 15:21:18.437094  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-feedback
  179 15:21:18.437465  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-raise
  180 15:21:18.437820  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-reference
  181 15:21:18.438181  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-runner
  182 15:21:18.438539  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-set
  183 15:21:18.438896  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-test-shell
  184 15:21:18.439271  Updating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-add-keys (debian)
  185 15:21:18.439650  Updating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-add-sources (debian)
  186 15:21:18.440020  Updating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-install-packages (debian)
  187 15:21:18.440389  Updating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-installed-packages (debian)
  188 15:21:18.440810  Updating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/bin/lava-os-build (debian)
  189 15:21:18.441129  Creating /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/environment
  190 15:21:18.441391  LAVA metadata
  191 15:21:18.441583  - LAVA_JOB_ID=8290547
  192 15:21:18.441762  - LAVA_DISPATCHER_IP=192.168.101.1
  193 15:21:18.442064  start: 1.6.2.1 ssh-authorize (timeout 00:09:16) [common]
  194 15:21:18.442717  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 15:21:18.442951  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:16) [common]
  196 15:21:18.443122  skipped lava-vland-overlay
  197 15:21:18.443353  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 15:21:18.443586  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:16) [common]
  199 15:21:18.443752  skipped lava-multinode-overlay
  200 15:21:18.443965  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 15:21:18.444194  start: 1.6.2.4 test-definition (timeout 00:09:16) [common]
  202 15:21:18.444402  Loading test definitions
  203 15:21:18.444713  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:16) [common]
  204 15:21:18.444907  Using /lava-8290547 at stage 0
  205 15:21:18.445691  uuid=8290547_1.6.2.4.1 testdef=None
  206 15:21:18.445925  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 15:21:18.446153  start: 1.6.2.4.2 test-overlay (timeout 00:09:16) [common]
  208 15:21:18.447417  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 15:21:18.448008  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:16) [common]
  211 15:21:18.449465  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 15:21:18.450057  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:16) [common]
  214 15:21:18.451415  runner path: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/0/tests/0_timesync-off test_uuid 8290547_1.6.2.4.1
  215 15:21:18.451845  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 15:21:18.452419  start: 1.6.2.4.5 git-repo-action (timeout 00:09:16) [common]
  218 15:21:18.452636  Using /lava-8290547 at stage 0
  219 15:21:18.452906  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 15:21:18.453129  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/0/tests/1_kselftest-lkdtm'
  221 15:21:24.409781  Running '/usr/bin/git checkout kernelci.org
  222 15:21:24.680062  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 15:21:24.682997  uuid=8290547_1.6.2.4.5 testdef=None
  224 15:21:24.683616  end: 1.6.2.4.5 git-repo-action (duration 00:00:06) [common]
  226 15:21:24.684721  start: 1.6.2.4.6 test-overlay (timeout 00:09:09) [common]
  227 15:21:24.689093  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 15:21:24.689824  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:09) [common]
  230 15:21:24.692853  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 15:21:24.693573  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:09) [common]
  233 15:21:24.696288  runner path: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/0/tests/1_kselftest-lkdtm test_uuid 8290547_1.6.2.4.5
  234 15:21:24.696561  BOARD='imx6q-sabrelite'
  235 15:21:24.696791  BRANCH='cip-gitlab'
  236 15:21:24.696989  SKIPFILE='skipfile-lkft.yaml'
  237 15:21:24.697183  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  238 15:21:24.697382  TST_CASENAME=''
  239 15:21:24.697574  TST_CMDFILES='lkdtm'
  240 15:21:24.698054  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  242 15:21:24.698692  Creating lava-test-runner.conf files
  243 15:21:24.698931  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/8290547/lava-overlay-yj99sag9/lava-8290547/0 for stage 0
  244 15:21:24.699237  - 0_timesync-off
  245 15:21:24.699450  - 1_kselftest-lkdtm
  246 15:21:24.699795  end: 1.6.2.4 test-definition (duration 00:00:06) [common]
  247 15:21:24.700111  start: 1.6.2.5 compress-overlay (timeout 00:09:09) [common]
  248 15:21:38.886798  end: 1.6.2.5 compress-overlay (duration 00:00:14) [common]
  249 15:21:38.887210  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:08:55) [common]
  250 15:21:38.887474  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  251 15:21:38.887793  end: 1.6.2 lava-overlay (duration 00:00:20) [common]
  252 15:21:38.888075  start: 1.6.3 extract-overlay-ramdisk (timeout 00:08:55) [common]
  253 15:21:39.091885  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  254 15:21:39.092945  start: 1.6.4 extract-modules (timeout 00:08:55) [common]
  255 15:21:39.093283  extracting modules file /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii
  256 15:21:39.831468  extracting modules file /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk
  257 15:21:40.595914  end: 1.6.4 extract-modules (duration 00:00:02) [common]
  258 15:21:40.596321  start: 1.6.5 apply-overlay-tftp (timeout 00:08:53) [common]
  259 15:21:40.596588  [common] Applying overlay to NFS
  260 15:21:40.596811  [common] Applying overlay /var/lib/lava/dispatcher/tmp/8290547/compress-overlay-2a0oawvh/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii
  261 15:21:42.509319  end: 1.6.5 apply-overlay-tftp (duration 00:00:02) [common]
  262 15:21:42.509765  start: 1.6.6 prepare-kernel (timeout 00:08:52) [common]
  263 15:21:42.510056  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:08:52) [common]
  264 15:21:42.510374  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  265 15:21:42.510635  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  266 15:21:42.510977  start: 1.6.7 configure-preseed-file (timeout 00:08:52) [common]
  267 15:21:42.511263  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  268 15:21:42.511537  start: 1.6.8 compress-ramdisk (timeout 00:08:52) [common]
  269 15:21:42.511784  Building ramdisk /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk
  270 15:21:43.170184  >> 80747 blocks

  271 15:21:45.941726  Adding RAMdisk u-boot header.
  272 15:21:45.943105  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk.cpio.gz.uboot
  273 15:21:46.922840  output: Image Name:   
  274 15:21:46.923810  output: Created:      Thu Dec  8 15:21:45 2022
  275 15:21:46.924052  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  276 15:21:46.924276  output: Data Size:    15431470 Bytes = 15069.79 KiB = 14.72 MiB
  277 15:21:46.924490  output: Load Address: 00000000
  278 15:21:46.924773  output: Entry Point:  00000000
  279 15:21:46.924970  output: 
  280 15:21:46.925336  rename /var/lib/lava/dispatcher/tmp/8290547/extract-overlay-ramdisk-2f4flst8/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  281 15:21:46.925964  end: 1.6.8 compress-ramdisk (duration 00:00:04) [common]
  282 15:21:46.926340  end: 1.6 prepare-tftp-overlay (duration 00:00:43) [common]
  283 15:21:46.926687  start: 1.7 lxc-create-udev-rule-action (timeout 00:08:47) [common]
  284 15:21:46.926950  No LXC device requested
  285 15:21:46.927246  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  286 15:21:46.927546  start: 1.8 deploy-device-env (timeout 00:08:47) [common]
  287 15:21:46.927818  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  288 15:21:46.928051  Checking files for TFTP limit of 4294967296 bytes.
  289 15:21:46.929659  end: 1 tftp-deploy (duration 00:01:13) [common]
  290 15:21:46.929981  start: 2 uboot-action (timeout 00:05:00) [common]
  291 15:21:46.930317  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  292 15:21:46.930595  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  293 15:21:46.930884  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  294 15:21:46.931373  substitutions:
  295 15:21:46.931597  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  296 15:21:46.931797  - {DTB_ADDR}: 0x13f00000
  297 15:21:46.931992  - {DTB}: 8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb
  298 15:21:46.932188  - {INITRD}: 8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  299 15:21:46.932381  - {KERNEL_ADDR}: 0x10000000
  300 15:21:46.932594  - {KERNEL}: 8290547/tftp-deploy-ntl07kcq/kernel/zImage
  301 15:21:46.932785  - {LAVA_MAC}: None
  302 15:21:46.932972  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii
  303 15:21:46.933174  - {NFS_SERVER_IP}: 192.168.101.1
  304 15:21:46.933362  - {PRESEED_CONFIG}: None
  305 15:21:46.933549  - {PRESEED_LOCAL}: None
  306 15:21:46.933734  - {RAMDISK_ADDR}: 0x14000000
  307 15:21:46.933917  - {RAMDISK}: 8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  308 15:21:46.934104  - {ROOT_PART}: None
  309 15:21:46.934288  - {ROOT}: None
  310 15:21:46.934498  - {SERVER_IP}: 192.168.101.1
  311 15:21:46.934682  - {TEE_ADDR}: 0x83000000
  312 15:21:46.934865  - {TEE}: None
  313 15:21:46.935050  Parsed boot commands:
  314 15:21:46.935254  - setenv autoload no
  315 15:21:46.935455  - setenv initrd_high 0xffffffff
  316 15:21:46.935639  - setenv fdt_high 0xffffffff
  317 15:21:46.935837  - dhcp
  318 15:21:46.936019  - setenv serverip 192.168.101.1
  319 15:21:46.936201  - tftp 0x10000000 8290547/tftp-deploy-ntl07kcq/kernel/zImage
  320 15:21:46.936385  - tftp 0x14000000 8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  321 15:21:46.936591  - setenv initrd_size ${filesize}
  322 15:21:46.936775  - tftp 0x13f00000 8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb
  323 15:21:46.936960  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii,tcp,hard  ip=dhcp'
  324 15:21:46.937148  - bootz 0x10000000 0x14000000 0x13f00000
  325 15:21:46.937393  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  327 15:21:46.938141  start: 2.3 connect-device (timeout 00:05:00) [common]
  328 15:21:46.938366  [common] connect-device Connecting to device using '/usr/bin/console -f -M rack-control imx6q-sabrelite-lava-cbg-0'
  329 15:21:46.946147  Setting prompt string to ['lava-test: # ']
  330 15:21:46.947609  end: 2.3 connect-device (duration 00:00:00) [common]
  331 15:21:46.948125  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  332 15:21:46.948612  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  333 15:21:46.949023  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  334 15:21:46.949719  Calling: 'nice' '/usr/local/bin/rack-power.sh' 'rack-power-0' '-t' '1'
  335 15:21:47.004204  >> Software version: 7

  336 15:21:47.012820  >> Intermediate Relay states: 0xe5

  337 15:21:49.021748  >> Relay states: 0xe7

  338 15:21:49.023554  Returned 0 in 2 seconds
  339 15:21:49.125204  end: 2.4.1.1 pdu-reboot (duration 00:00:02) [common]
  341 15:21:49.126854  end: 2.4.1 reset-device (duration 00:00:02) [common]
  342 15:21:49.127492  start: 2.4.2 bootloader-interrupt (timeout 00:04:58) [common]
  343 15:21:49.127992  Setting prompt string to ['Hit any key to stop autoboot']
  344 15:21:49.128407  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  345 15:21:49.129956  [Enter `^Ec?' for help]
  346 15:21:50.354598  
  347 15:21:50.355273  
  348 15:21:50.361601  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)
  349 15:21:50.362074  
  350 15:21:50.366167  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz
  351 15:21:50.366553  Reset cause: POR
  352 15:21:50.372608  Model: Freescale i.MX6 Quad SABRE Lite Board
  353 15:21:50.373029  Board: SABRE Lite
  354 15:21:50.374179  I2C:   ready
  355 15:21:50.374516  DRAM:  1 GiB
  356 15:21:50.431464  MMC:   FSL_SDHC: 0, FSL_SDHC: 1
  357 15:21:50.448074  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB
  358 15:21:50.457978  *** Warning - bad CRC, using default environment
  359 15:21:50.458389  
  360 15:21:50.464950  In:    serial
  361 15:21:50.465352  Out:   serial
  362 15:21:50.466435  Err:   serial
  363 15:21:50.478484  Net:   using phy at 7
  364 15:21:50.483271  FEC [PRIME], usb_ether
  365 15:21:50.485016  Error: usb_ether address not set.
  366 15:21:50.485949  
  367 15:21:50.488745  starting USB...
  368 15:21:50.489893  Bus usb@2184000: usb dr_mode not found
  369 15:21:50.545344  Bus usb@2184200: USB EHCI 1.00
  370 15:21:53.583330  scanning bus usb@2184000 for devices... 1 USB Device(s) found
  371 15:21:58.718569  scanning bus usb@2184200 for devices... 2 USB Device(s) found
  372 15:21:58.724414         scanning usb for storage devices... 0 Storage Device(s) found
  373 15:21:58.730329         scanning usb for ethernet devices... 0 Ethernet Device(s) found
  375 15:21:58.920219  Hit any key to stop autoboot:  3 
  376 15:21:58.921296  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  377 15:21:58.921960  start: 2.4.3 bootloader-commands (timeout 00:04:48) [common]
  378 15:21:58.922495  Setting prompt string to ['=>']
  379 15:21:58.923010  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:48)
  380 15:21:58.929966   0 
  381 15:21:58.931096  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']
  382 15:21:58.931544  Sending with 10 millisecond of delay
  384 15:22:00.074886  => setenv autoload no
  385 15:22:00.085696  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 00:04:47)
  386 15:22:00.090601  setenv autoload no
  387 15:22:00.091404  Sending with 10 millisecond of delay
  389 15:22:01.900037  => setenv initrd_high 0xffffffff
  390 15:22:01.910983  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 00:04:45)
  391 15:22:01.911977  setenv initrd_high 0xffffffff
  392 15:22:01.912740  Sending with 10 millisecond of delay
  394 15:22:03.537434  => setenv fdt_high 0xffffffff
  395 15:22:03.547931  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)
  396 15:22:03.548403  setenv fdt_high 0xffffffff
  397 15:22:03.548870  Sending with 10 millisecond of delay
  399 15:22:03.841968  => dhcp
  400 15:22:03.852733  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)
  401 15:22:03.853604  dhcp
  402 15:22:03.948204  BOOTP broadcast 1
  403 15:22:03.952613  DHCP client bound to address 192.168.101.99 (3 ms)
  404 15:22:03.954125  Sending with 10 millisecond of delay
  406 15:22:05.755515  => setenv serverip 192.168.101.1
  407 15:22:05.766220  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)
  408 15:22:05.766807  setenv serverip 192.168.101.1
  409 15:22:05.767278  Sending with 10 millisecond of delay
  411 15:22:09.323160  => tftp 0x10000000 8290547/tftp-deploy-ntl07kcq/kernel/zImage
  412 15:22:09.333633  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:38)
  413 15:22:09.334090  tftp 0x10000000 8290547/tftp-deploy-ntl07kcq/kernel/zImage
  414 15:22:09.430958  Using FEC device
  415 15:22:09.434046  TFTP from server 192.168.101.1; our IP address is 192.168.101.99
  416 15:22:09.438154  Filename '8290547/tftp-deploy-ntl07kcq/kernel/zImage'.
  417 15:22:09.441876  Load address: 0x10000000
  418 15:22:09.750233  Loading: *#################################################################
  419 15:22:10.054102  	 #################################################################
  420 15:22:10.362262  	 #################################################################
  421 15:22:10.665275  	 #################################################################
  422 15:22:10.968140  	 #################################################################
  423 15:22:11.271369  	 #################################################################
  424 15:22:11.575214  	 #################################################################
  425 15:22:11.883204  	 #################################################################
  426 15:22:12.200557  	 #################################################################
  427 15:22:12.515285  	 #################################################################
  428 15:22:12.826399  	 #################################################################
  429 15:22:13.136416  	 #################################################################
  430 15:22:13.418123  	 #############################################################
  431 15:22:13.418461  	 3 MiB/s
  432 15:22:13.418664  done
  433 15:22:13.419508  Bytes transferred = 12341760 (bc5200 hex)
  434 15:22:13.420606  Sending with 10 millisecond of delay
  436 15:22:17.951818  => tftp 0x14000000 8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  437 15:22:17.962782  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:29)
  438 15:22:17.963568  tftp 0x14000000 8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot
  439 15:22:18.057997  Using FEC device
  440 15:22:18.064342  TFTP from server 192.168.101.1; our IP address is 192.168.101.99
  441 15:22:18.068817  Filename '8290547/tftp-deploy-ntl07kcq/ramdisk/ramdisk.cpio.gz.uboot'.
  442 15:22:18.072607  Load address: 0x14000000
  443 15:22:18.390002  Loading: *#################################################################
  444 15:22:18.704127  	 #################################################################
  445 15:22:19.016167  	 #################################################################
  446 15:22:19.330222  	 #################################################################
  447 15:22:19.644054  	 #################################################################
  448 15:22:19.959090  	 #################################################################
  449 15:22:20.273439  	 #################################################################
  450 15:22:20.587322  	 #################################################################
  451 15:22:20.899223  	 #################################################################
  452 15:22:21.204311  	 #################################################################
  453 15:22:21.522446  	 #################################################################
  454 15:22:21.848679  	 #################################################################
  455 15:22:22.161377  	 #################################################################
  456 15:22:22.467578  	 #################################################################
  457 15:22:22.769491  	 #################################################################
  458 15:22:23.071676  	 #################################################################
  459 15:22:23.124483  	 ############
  460 15:22:23.126467  	 2.9 MiB/s
  461 15:22:23.126700  done
  462 15:22:23.129624  Bytes transferred = 15431534 (eb776e hex)
  463 15:22:23.130137  Sending with 10 millisecond of delay
  465 15:22:24.994237  => setenv initrd_size ${filesize}
  466 15:22:25.004742  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 00:04:22)
  467 15:22:25.005201  setenv initrd_size ${filesize}
  468 15:22:25.005635  Sending with 10 millisecond of delay
  470 15:22:29.164720  => tftp 0x13f00000 8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb
  471 15:22:29.175374  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 00:04:18)
  472 15:22:29.175883  tftp 0x13f00000 8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb
  473 15:22:29.269400  Using FEC device
  474 15:22:29.271166  
  475 15:22:29.276671  TFTP from server 192.168.101.1; our IP address is 192.168.101.99
  476 15:22:29.283194  Filename '8290547/tftp-deploy-ntl07kcq/dtb/imx6q-sabrelite.dtb'.
  477 15:22:29.284779  Load address: 0x13f00000
  478 15:22:29.303003  Loading: *###
  479 15:22:29.303260  	 2.4 MiB/s
  480 15:22:29.303455  done
  481 15:22:29.307692  Bytes transferred = 42449 (a5d1 hex)
  482 15:22:29.308162  Sending with 10 millisecond of delay
  484 15:22:39.232365  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii,tcp,hard  ip=dhcp'
  485 15:22:39.243333  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 00:04:08)
  486 15:22:39.243934  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii,tcp,hard  ip=dhcp'
  487 15:22:39.244540  Sending with 10 millisecond of delay
  489 15:22:41.596463  => bootz 0x10000000 0x14000000 0x13f00000
  490 15:22:41.607058  Setting prompt string to 'Starting kernel'
  491 15:22:41.607344  Setting prompt string to ['Starting kernel']
  492 15:22:41.607604  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']
  493 15:22:41.607861  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)
  494 15:22:41.608445  bootz 0x10000000 0x14000000 0x13f00000
  495 15:22:41.608701  Kernel image @ 0x10000000 [ 0x000000 - 0xbc5200 ]
  496 15:22:41.609503  ## Loading init Ramdisk from Legacy Image at 14000000 ...
  497 15:22:41.612258     Image Name:   
  498 15:22:41.617462     Image Type:   ARM Linux RAMDisk Image (uncompressed)
  499 15:22:41.621436     Data Size:    15431470 Bytes = 14.7 MiB
  500 15:22:41.621688     Load Address: 00000000
  501 15:22:41.625561     Entry Point:  00000000
  502 15:22:41.802660     Verifying Checksum ... OK
  503 15:22:41.807041  ## Flattened Device Tree blob at 13f00000
  504 15:22:41.810876     Booting using the fdt blob at 0x13f00000
  505 15:22:41.816884     Using Device Tree in place at 13f00000, end 13f0d5d0
  506 15:22:41.825773  
  507 15:22:41.826154  Starting kernel ...
  508 15:22:41.826485  
  509 15:22:41.827318  end: 2.4.3 bootloader-commands (duration 00:00:43) [common]
  510 15:22:41.827847  start: 2.4.4 auto-login-action (timeout 00:04:05) [common]
  511 15:22:41.828258  Setting prompt string to ['Linux version [0-9]']
  512 15:22:41.828711  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']
  513 15:22:41.829118  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)
  514 15:22:50.412340  [    0.000000] Booting Linux on physical CPU 0x0
  515 15:22:50.416312  start: 2.4.4.1 login-action (timeout 00:03:57) [common]
  516 15:22:50.417076  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 15:22:50.417751  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 15:22:50.418395  Using line separator: #'\n'#
  519 15:22:50.418982  No login prompt set.
  520 15:22:50.419385  Parsing kernel messages
  521 15:22:50.419634  ['-\\[ 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 15:22:50.420043  [login-action] Waiting for messages, (timeout 00:03:57)
  523 15:22:50.434350  [    0.000000] Linux version 5.10.158-cip21 (KernelCI@build-j667707-arm-gcc-10-multi-v7-defconfig-kselftest-6g7fd) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Thu Dec 8 15:03:54 UTC 2022
  524 15:22:50.443254  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d
  525 15:22:50.450710  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  526 15:22:50.456802  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board
  527 15:22:50.458950  
  528 15:22:50.462766  [    0.000000] Memory policy: Data cache writealloc
  529 15:22:50.465715  [    0.000000] efi: UEFI not found.
  530 15:22:50.471496  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring
  531 15:22:50.478974  [    0.000000] cma: Reserved 64 MiB at 0x4c000000
  532 15:22:50.479942  [    0.000000] Zone ranges:
  533 15:22:50.487693  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]
  534 15:22:50.488232  [    0.000000]   Normal   empty
  535 15:22:50.493998  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]
  536 15:22:50.499477  [    0.000000] Movable zone start for each node
  537 15:22:50.501769  [    0.000000] Early memory node ranges
  538 15:22:50.510180  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]
  539 15:22:50.516659  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]
  540 15:22:50.521825  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
  541 15:22:50.528722  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608
  542 15:22:50.545189  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.101.1:/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii,tcp,hard  ip=dhcp
  543 15:22:50.552589  [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
  544 15:22:50.560007  [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
  545 15:22:50.566602  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  546 15:22:50.582689  [    0.000000] Memory: 921452K/1048576K available (17408K kernel code, 2651K rwdata, 8100K rodata, 2048K init, 6692K bss, 61588K reserved, 65536K cma-reserved, 196608K highmem)
  547 15:22:50.589323  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
  548 15:22:50.594125  [    0.000000] ftrace: allocating 55441 entries in 163 pages
  549 15:22:50.600493  [    0.000000] ftrace: allocated 163 pages with 4 groups
  550 15:22:50.603778  [    0.000000] Running RCU self tests
  551 15:22:50.607904  [    0.000000] rcu: Hierarchical RCU implementation.
  552 15:22:50.611805  [    0.000000] rcu: 	RCU event tracing is enabled.
  553 15:22:50.618588  [    0.000000] rcu: 	RCU lockdep checking is enabled.
  554 15:22:50.624002  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.
  555 15:22:50.628674  [    0.000000] 	Rude variant of Tasks RCU enabled.
  556 15:22:50.632056  
  557 15:22:50.632903  [    0.000000] 	Tracing variant of Tasks RCU enabled.
  558 15:22:50.642471  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
  559 15:22:50.647924  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
  560 15:22:50.652807  [    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
  561 15:22:50.658032  [    0.000000] L2C-310 errata 752271 769419 enabled
  562 15:22:50.663083  [    0.000000] L2C-310 enabling early BRESP for Cortex-A9
  563 15:22:50.670327  [    0.000000] L2C-310 full line of zeros enabled for Cortex-A9
  564 15:22:50.673703  [    0.000000] L2C-310 ID prefetch enabled, offset 16 lines
  565 15:22:50.680257  [    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled
  566 15:22:50.688887  [    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB
  567 15:22:50.691896  [    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001
  568 15:22:50.698073  [    0.000000] Switching to timer-based delay loop, resolution 333ns
  569 15:22:50.700229  
  570 15:22:50.706193  [    0.000009] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns
  571 15:22:50.716116  [    0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns
  572 15:22:50.723069  [    0.004514] Console: colour dummy device 80x30
  573 15:22:50.729979  [    0.004580] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  574 15:22:50.733304  [    0.004610] ... MAX_LOCKDEP_SUBCLASSES:  8
  575 15:22:50.737931  [    0.004637] ... MAX_LOCK_DEPTH:          48
  576 15:22:50.741276  [    0.004663] ... MAX_LOCKDEP_KEYS:        8192
  577 15:22:50.746437  [    0.004689] ... CLASSHASH_SIZE:          4096
  578 15:22:50.751555  [    0.004714] ... MAX_LOCKDEP_ENTRIES:     32768
  579 15:22:50.755969  [    0.004740] ... MAX_LOCKDEP_CHAINS:      65536
  580 15:22:50.761116  [    0.004766] ... CHAINHASH_SIZE:          32768
  581 15:22:50.765263  [    0.004791]  memory used by lock dependency info: 4061 kB
  582 15:22:50.771603  [    0.004817]  memory used for stack traces: 2112 kB
  583 15:22:50.775404  [    0.004843]  per task-struct memory footprint: 1536 bytes
  584 15:22:50.785155  [    0.004943] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)
  585 15:22:50.790514  [    0.004994] pid_max: default: 32768 minimum: 301
  586 15:22:50.795130  [    0.005381] LSM: Security Framework initializing
  587 15:22:50.799089  [    0.005492] LSM support for eBPF active
  588 15:22:50.805995  [    0.005635] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  589 15:22:50.814920  [    0.005686] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  590 15:22:50.821482  [    0.008241] CPU: Testing write buffer coherency: ok
  591 15:22:50.824641  [    0.008362] CPU0: Spectre v2: using BPIALL workaround
  592 15:22:50.832341  [    0.009450] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
  593 15:22:50.835883  [    0.013356] Setting up static identity map for 0x10300000 - 0x103000ac
  594 15:22:50.843280  [    0.015765] rcu: Hierarchical SRCU implementation.
  595 15:22:50.845438  [    0.025337] EFI services will not be available.
  596 15:22:50.849786  [    0.026671] smp: Bringing up secondary CPUs ...
  597 15:22:50.855931  [    0.030020] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
  598 15:22:50.861842  [    0.030037] CPU1: Spectre v2: using BPIALL workaround
  599 15:22:50.866309  [    0.034074] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
  600 15:22:50.872059  [    0.034089] CPU2: Spectre v2: using BPIALL workaround
  601 15:22:50.877112  [    0.037789] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
  602 15:22:50.884228  [    0.037804] CPU3: Spectre v2: using BPIALL workaround
  603 15:22:50.887701  [    0.038678] smp: Brought up 1 node, 4 CPUs
  604 15:22:50.894023  [    0.038726] SMP: Total of 4 processors activated (24.00 BogoMIPS).
  605 15:22:50.899663  [    0.038762] CPU: All CPU(s) started in SVC mode.
  606 15:22:50.901722  [    0.041654] devtmpfs: initialized
  607 15:22:50.908208  [    0.100204] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
  608 15:22:50.918145  [    0.102865] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
  609 15:22:50.924926  [    0.102945] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
  610 15:22:50.926004  
  611 15:22:50.932643  [    0.107707] pinctrl core: initialized pinctrl subsystem
  612 15:22:50.933935  [    0.114751] DMI not present or invalid.
  613 15:22:50.939516  [    0.117114] NET: Registered protocol family 16
  614 15:22:50.947927  [    0.128816] DMA: preallocated 256 KiB pool for atomic coherent allocations
  615 15:22:50.951857  [    0.138377] thermal_sys: Registered thermal governor 'step_wise'
  616 15:22:50.956679  [    0.138988] cpuidle: using governor menu
  617 15:22:50.962933  [    0.139516] CPU identified as i.MX6Q, silicon rev 1.2
  618 15:22:50.966760  [    0.883226] vdd1p1: supplied by regulator-dummy
  619 15:22:50.972702  [    0.914858] vdd3p0: supplied by regulator-dummy
  620 15:22:50.974829  [    0.946197] vdd2p5: supplied by regulator-dummy
  621 15:22:50.979816  [    0.977401] vddarm: supplied by regulator-dummy
  622 15:22:50.983952  [    1.009655] vddpu: supplied by regulator-dummy
  623 15:22:50.988219  [    1.040000] vddsoc: supplied by regulator-dummy
  624 15:22:50.990840  [    2.369037] No ATAGs?
  625 15:22:50.999491  [    2.370076] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
  626 15:22:51.004725  [    2.370162] hw-breakpoint: maximum watchpoint size is 4 bytes.
  627 15:22:51.006959  
  628 15:22:51.011070  [    2.389976] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver
  629 15:22:51.017990  [    2.419616] Serial: AMBA PL011 UART driver
  630 15:22:51.019609  [    2.484745] Kprobes globally optimized
  631 15:22:51.024630  [    2.604793] iommu: Default domain type: Translated 
  632 15:22:51.026621  [    2.606911] vgaarb: loaded
  633 15:22:51.028786  
  634 15:22:51.032538  [    2.611874] SCSI subsystem initialized
  635 15:22:51.036712  [    2.614057] usbcore: registered new interface driver usbfs
  636 15:22:51.044490  [    2.614367] usbcore: registered new interface driver hub
  637 15:22:51.047716  [    2.614605] usbcore: registered new device driver usb
  638 15:22:51.052577  [    2.622403] i2c i2c-0: IMX I2C adapter registered
  639 15:22:51.056616  [    2.629591] i2c i2c-1: IMX I2C adapter registered
  640 15:22:51.060787  [    2.634161] i2c i2c-2: IMX I2C adapter registered
  641 15:22:51.065759  [    2.638787] pps_core: LinuxPPS API ver. 1 registered
  642 15:22:51.069530  
  643 15:22:51.075999  [    2.638829] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  644 15:22:51.081831  [    2.639210] PTP clock support registered
  645 15:22:51.086570  [    2.657079] clocksource: Switched to clocksource mxc_timer1
  646 15:22:51.090144  [    4.398039] NET: Registered protocol family 2
  647 15:22:51.097208  [    4.398786] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
  648 15:22:51.105706  [    4.402242] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)
  649 15:22:51.112782  [    4.402424] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
  650 15:22:51.120284  [    4.402660] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)
  651 15:22:51.125153  
  652 15:22:51.127072  [    4.404103] TCP: Hash tables configured (established 8192 bind 8192)
  653 15:22:51.133939  [    4.405176] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)
  654 15:22:51.142177  [    4.405524] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)
  655 15:22:51.148412  [    4.405786] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)
  656 15:22:51.152659  [    4.406536] NET: Registered protocol family 1
  657 15:22:51.158989  [    4.409716] RPC: Registered named UNIX socket transport module.
  658 15:22:51.163247  [    4.409809] RPC: Registered udp transport module.
  659 15:22:51.168572  [    4.409850] RPC: Registered tcp transport module.
  660 15:22:51.174111  [    4.409890] RPC: Registered tcp NFSv4.1 backchannel transport module.
  661 15:22:51.179178  [    4.409943] NET: Registered protocol family 44
  662 15:22:51.183195  [    4.410009] PCI: CLS 0 bytes, default 64
  663 15:22:51.188652  [    4.412489] Trying to unpack rootfs image as initramfs...
  664 15:22:51.191921  [    6.307961] Freeing initrd memory: 15072K
  665 15:22:51.199852  [    6.308934] hw perfevents: no interrupt-affinity property for /pmu, guessing.
  666 15:22:51.207491  [    6.310230] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available
  667 15:22:51.211879  [    6.319578] Initialise system trusted keyrings
  668 15:22:51.218427  [    6.320652] workingset: timestamp_bits=30 max_order=18 bucket_order=0
  669 15:22:51.224096  [    6.371859] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  670 15:22:51.225888  
  671 15:22:51.230585  [    6.375627] NFS: Registering the id_resolver key type
  672 15:22:51.236251  [    6.375827] Key type id_resolver registered
  673 15:22:51.237735  [    6.375917] Key type id_legacy registered
  674 15:22:51.245121  [    6.376560] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  675 15:22:51.251830  [    6.376665] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  676 15:22:51.257164  [    6.376976] ntfs: driver 2.1.32 [Flags: R/O].
  677 15:22:51.263077  [    6.379148] Key type asymmetric registered
  678 15:22:51.267963  [    6.379273] Asymmetric key parser 'x509' registered
  679 15:22:51.269755  [    6.379726] bounce: pool size: 64 pages
  680 15:22:51.277264  [    6.379891] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
  681 15:22:51.280980  [    6.379996] io scheduler mq-deadline registered
  682 15:22:51.282533  
  683 15:22:51.286199  [    6.380040] io scheduler kyber registered
  684 15:22:51.290245  [    6.380968] test_firmware: interface ready
  685 15:22:51.294678  [    6.564174] mxs-dma 110000.dma-apbh: initialized
  686 15:22:51.304846  [    6.630545] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2
  687 15:22:51.313893  [    6.630797] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware
  688 15:22:51.320263  [    6.903924] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled
  689 15:22:51.322200  [    6.925090] SuperH (H)SCI(F) driver initialized
  690 15:22:51.331178  [    6.928255] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX
  691 15:22:51.339651  [    6.933460] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX
  692 15:22:51.344932  [    7.865919] printk: console [ttymxc1] enabled
  693 15:22:51.356665  [    7.877138] msm_serial: driver initialized
  694 15:22:51.361888  [    7.882372] STMicroelectronics ASC driver initialized
  695 15:22:51.373340  [    7.894148] STM32 USART driver initialized
  696 15:22:51.402860  [    7.921746] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
  697 15:22:51.426282  [    7.944351] panel-simple panel-lcd: supply power not found, using dummy regulator
  698 15:22:51.432982  [    7.952896] panel-simple panel-lcd: Specify missing connector_type
  699 15:22:51.434057  
  700 15:22:51.442811  [    7.960824] panel-simple panel-lvds0: supply power not found, using dummy regulator
  701 15:22:51.494146  [    8.017038] brd: module loaded
  702 15:22:51.557234  [    8.080081] loop: module loaded
  703 15:22:51.567360  [    8.086681] lkdtm: No crash points registered, enable through debugfs
  704 15:22:51.591246  [    8.109504] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024
  705 15:22:51.592831  
  706 15:22:51.601658  [    8.117607] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480
  707 15:22:51.607620  [    8.125659] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000
  708 15:22:51.616577  [    8.133951] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000
  709 15:22:51.623326  [    8.142048] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator
  710 15:22:51.631773  [    8.150319] ahci-imx 2200000.sata: supply phy not found, using dummy regulator
  711 15:22:51.639855  [    8.158176] ahci-imx 2200000.sata: supply target not found, using dummy regulator
  712 15:22:51.650452  [    8.169544] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled
  713 15:22:51.661096  [    8.176571] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode
  714 15:22:51.668731  [    8.185495] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 
  715 15:22:51.677994  [    8.200132] scsi host0: ahci-imx
  716 15:22:51.687778  [    8.205783] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84
  717 15:22:51.752366  [    8.272720] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded
  718 15:22:51.764509  [    8.286518] pps pps0: new PPS source ptp0
  719 15:22:51.813009  [    8.333232] fec 2188000.ethernet eth0: registered PHC device 0
  720 15:22:51.823009  [    8.344095] e1000e: Intel(R) PRO/1000 Network Driver
  721 15:22:51.829954  [    8.349175] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  722 15:22:51.835935  [    8.355379] igb: Intel(R) Gigabit Ethernet Network Driver
  723 15:22:51.840897  [    8.360870] igb: Copyright (c) 2007-2014 Intel Corporation.
  724 15:22:51.870897  [    8.389474] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
  725 15:22:51.877028  [    8.397156] usbcore: registered new interface driver pegasus
  726 15:22:51.886335  [    8.403067] usbcore: registered new interface driver asix
  727 15:22:51.891532  [    8.408708] usbcore: registered new interface driver ax88179_178a
  728 15:22:51.894648  [    8.414999] usbcore: registered new interface driver cdc_ether
  729 15:22:51.900815  [    8.421141] usbcore: registered new interface driver smsc75xx
  730 15:22:51.906864  [    8.427193] usbcore: registered new interface driver smsc95xx
  731 15:22:51.912884  [    8.433119] usbcore: registered new interface driver net1080
  732 15:22:51.918928  [    8.439021] usbcore: registered new interface driver cdc_subset
  733 15:22:51.924679  [    8.445137] usbcore: registered new interface driver zaurus
  734 15:22:51.930867  [    8.451078] usbcore: registered new interface driver cdc_ncm
  735 15:22:51.952804  [    8.470040] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  736 15:22:51.955053  [    8.476684] ehci-pci: EHCI PCI platform driver
  737 15:22:51.956211  
  738 15:22:51.960733  [    8.481387] ehci-platform: EHCI generic platform driver
  739 15:22:51.965707  [    8.487746] ehci-orion: EHCI orion driver
  740 15:22:51.970584  [    8.492732] SPEAr-ehci: EHCI SPEAr driver
  741 15:22:51.976309  [    8.497734] ehci-st: EHCI STMicroelectronics driver
  742 15:22:51.981810  [    8.503539] ehci-exynos: EHCI Exynos driver
  743 15:22:51.986639  [    8.508710] ehci-atmel: EHCI Atmel driver
  744 15:22:51.992080  [    8.513629] tegra-ehci: Tegra EHCI driver
  745 15:22:51.999019  [    8.518680] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  746 15:22:52.003411  [    8.525026] ohci-pci: OHCI PCI platform driver
  747 15:22:52.008970  [    8.529745] ohci-platform: OHCI generic platform driver
  748 15:22:52.013735  [    8.536025] SPEAr-ohci: OHCI SPEAr driver
  749 15:22:52.019955  [    8.541038] ohci-st: OHCI STMicroelectronics driver
  750 15:22:52.024783  [    8.546905] ohci-atmel: OHCI Atmel driver
  751 15:22:52.034705  [    8.554594] usbcore: registered new interface driver usb-storage
  752 15:22:52.072549  [    8.594693] i2c /dev entries driver
  753 15:22:52.167042  [    8.684618] sdhci: Secure Digital Host Controller Interface driver
  754 15:22:52.169205  [    8.690916] sdhci: Copyright(c) Pierre Ossman
  755 15:22:52.185186  [    8.705309] Synopsys Designware Multimedia Card Interface Driver
  756 15:22:52.197996  [    8.716960] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
  757 15:22:52.203822  [    8.719205] sdhci-pltfm: SDHCI platform and OF driver helper
  758 15:22:52.212589  [    8.723921] ata1.00: ATA-8: INTEL SSDSA2CW080G3, 4PC10362, max UDMA/133
  759 15:22:52.215982  [    8.735667] ata1.00: 156301488 sectors, multi 1: LBA48 NCQ (depth 32)
  760 15:22:52.223970  [    8.745028] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO
  761 15:22:52.229039  [    8.745035] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO
  762 15:22:52.234042  [    8.755365] ata1.00: configured for UDMA/133
  763 15:22:52.239039  [    8.755425] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO
  764 15:22:52.249027  [    8.766861] ledtrig-cpu: registered to indicate activity on CPUs
  765 15:22:52.256127  [    8.768352] scsi 0:0:0:0: Direct-Access     ATA      INTEL SSDSA2CW08 0362 PQ: 0 ANSI: 5
  766 15:22:52.262478  [    8.776914] usbcore: registered new interface driver usbhid
  767 15:22:52.267531  [    8.784611] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA
  768 15:22:52.272140  [    8.786675] usbhid: USB HID core driver
  769 15:22:52.276076  [    8.788428] ata1.00: Enabling discard_zeroes_data
  770 15:22:52.285085  [    8.803641] sd 0:0:0:0: [sda] 156301488 512-byte logical blocks: (80.0 GB/74.5 GiB)
  771 15:22:52.291608  [    8.811675] sd 0:0:0:0: [sda] Write Protect is off
  772 15:22:52.296108  [    8.812565] ipip: IPv4 and MPLS over IPv4 tunneling driver
  773 15:22:52.306829  [    8.822497] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
  774 15:22:52.310355  [    8.824748] gre: GRE over IPv4 demultiplexor driver
  775 15:22:52.319455  [    8.830634] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA
  776 15:22:52.322166  [    8.843484] ip_gre: GRE over IPv4 tunneling driver
  777 15:22:52.332908  [    8.854667] IPv4 over IPsec tunneling driver
  778 15:22:52.342999  [    8.864453] NET: Registered protocol family 10
  779 15:22:52.353838  [    8.871816] mmc2: new high speed SDHC card at address 0001
  780 15:22:52.354899  [    8.875839] Segment Routing with IPv6
  781 15:22:52.361875  [    8.880718] ata1.00: Enabling discard_zeroes_data
  782 15:22:52.364116  [    8.882275] mmcblk2: mmc2:0001 SD 14.6 GiB 
  783 15:22:52.369267  [    8.888671] ip6_gre: GRE over IPv6 tunneling driver
  784 15:22:52.373937  [    8.891003]  sda: sda1 sda2 sda3
  785 15:22:52.377326  [    8.898453] NET: Registered protocol family 17
  786 15:22:52.383093  [    8.904952] Key type dns_resolver registered
  787 15:22:52.388347  [    8.909675] ata1.00: Enabling discard_zeroes_data
  788 15:22:52.395950  [    8.917529] sd 0:0:0:0: [sda] Attached SCSI disk
  789 15:22:52.410164  [    8.927357] GPT:Primary header thinks Alt. header is not at the end of the disk.
  790 15:22:52.412952  [    8.930378] ThumbEE CPU extension supported.
  791 15:22:52.416919  [    8.934867] GPT:29296874 != 30560255
  792 15:22:52.424607  [    8.939465] Registering SWP/SWPB emulation handler
  793 15:22:52.428138  [    8.943072] GPT:Alternate GPT header not at the end of the disk.
  794 15:22:52.431270  [    8.953963] GPT:29296874 != 30560255
  795 15:22:52.433601  
  796 15:22:52.436162  [    8.957607] Loading compiled-in X.509 certificates
  797 15:22:52.441430  [    8.962446] GPT: Use GNU Parted to correct GPT errors.
  798 15:22:52.444916  [    8.967748]  mmcblk2: p1 p2 p3
  799 15:22:52.623409  [    9.141015] panel-simple panel-lcd: supply power not found, using dummy regulator
  800 15:22:52.630224  [    9.149452] panel-simple panel-lcd: Specify missing connector_type
  801 15:22:52.644714  [    9.162750] panel-simple panel-lvds0: supply power not found, using dummy regulator
  802 15:22:52.645579  
  803 15:22:52.679710  [    9.199915] imx_usb 2184200.usb: No over current polarity defined
  804 15:22:52.694113  [    9.213466] ci_hdrc ci_hdrc.1: EHCI Host Controller
  805 15:22:52.700311  [    9.218843] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
  806 15:22:52.726902  [    9.247508] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
  807 15:22:52.747019  [    9.269027] hub 1-0:1.0: USB hub found
  808 15:22:52.753503  [    9.275378] hub 1-0:1.0: 1 port detected
  809 15:22:52.777183  [    9.292273] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C
  810 15:22:52.806768  [    9.325296] panel-simple panel-lcd: supply power not found, using dummy regulator
  811 15:22:52.814185  [    9.333688] panel-simple panel-lcd: Specify missing connector_type
  812 15:22:52.829082  [    9.347088] panel-simple panel-lvds0: supply power not found, using dummy regulator
  813 15:22:52.859644  [    9.378333] panel-simple panel-lcd: supply power not found, using dummy regulator
  814 15:22:52.867110  [    9.386622] panel-simple panel-lcd: Specify missing connector_type
  815 15:22:52.882000  [    9.400005] panel-simple panel-lvds0: supply power not found, using dummy regulator
  816 15:22:52.901163  [    9.419656] input: gpio-keys as /devices/platform/gpio-keys/input/input0
  817 15:22:52.930650  [    9.449244] panel-simple panel-lcd: supply power not found, using dummy regulator
  818 15:22:52.937975  [    9.457604] panel-simple panel-lcd: Specify missing connector_type
  819 15:22:52.952969  [    9.470950] panel-simple panel-lvds0: supply power not found, using dummy regulator
  820 15:22:52.981006  [    9.491997] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL)
  821 15:22:52.986944  [    9.507416] IP-Config: Failed to open gretap0
  822 15:22:52.990213  [    9.511819] IP-Config: Failed to open erspan0
  823 15:22:53.146918  [    9.546900] Sending DHCP requests .
  824 15:22:53.155249  [    9.667189] usb 1-1: new high-speed USB device number 2 using ci_hdrc
  825 15:22:53.364360  [    9.886501] hub 1-1:1.0: USB hub found
  826 15:22:53.369111  [    9.890869] hub 1-1:1.0: 3 ports detected
  827 15:22:53.407568  [    9.925716] panel-simple panel-lcd: supply power not found, using dummy regulator
  828 15:22:53.414299  [    9.934264] panel-simple panel-lcd: Specify missing connector_type
  829 15:22:53.431564  [    9.949984] panel-simple panel-lvds0: supply power not found, using dummy regulator
  830 15:22:55.080457  [   11.598528] fec 2188000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx
  831 15:22:55.088081  [   11.607675] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  832 15:22:55.183358  [   11.667153] ., OK
  833 15:22:55.191515  [   11.709461] IP-Config: Got DHCP answer from 192.168.101.1, my address is 192.168.101.99
  834 15:22:55.195963  [   11.717715] IP-Config: Complete:
  835 15:22:55.205321  [   11.721033]      device=eth0, hwaddr=00:19:b8:07:40:03, ipaddr=192.168.101.99, mask=255.255.255.0, gw=192.168.101.1
  836 15:22:55.214397  [   11.731568]      host=imx6q-sabrelite-cbg-0, domain=lava.cbg.collabora.co.uk, nis-domain=(none)
  837 15:22:55.223208  [   11.740344]      bootserver=192.168.101.1, rootserver=192.168.101.1, rootpath=
  838 15:22:55.226027  [   11.740364]      nameserver0=192.168.101.1
  839 15:22:55.282281  [   11.803430] Freeing unused kernel memory: 2048K
  840 15:22:55.316778  [   11.838761] Run /init as init process
  841 15:22:55.370324  Loading, please wait...
  842 15:22:55.486351  Starting version 247.3-7+deb11u1
  843 15:22:59.422362  [   15.943646] imx-ipuv3 2400000.ipu: IPUv3H probed
  844 15:22:59.504248  [   16.022460] imx-ipuv3 2800000.ipu: IPUv3H probed
  845 15:22:59.517918  [   16.036033] panel-simple panel-lcd: supply power not found, using dummy regulator
  846 15:22:59.539251  [   16.058593] panel-simple panel-lcd: Specify missing connector_type
  847 15:22:59.568157  [   16.083623] panel-simple panel-lvds0: supply power not found, using dummy regulator
  848 15:22:59.569371  [   16.086154] CAN device driver interface
  849 15:22:59.609205  [   16.125048] panel-simple panel-lcd: supply power not found, using dummy regulator
  850 15:22:59.617019  [   16.136213] panel-simple panel-lcd: Specify missing connector_type
  851 15:22:59.656860  [   16.172913] panel-simple panel-lvds0: supply power not found, using dummy regulator
  852 15:22:59.696893  [   16.215388] panel-simple panel-lcd: supply power not found, using dummy regulator
  853 15:22:59.706662  [   16.226087] panel-simple panel-lcd: Specify missing connector_type
  854 15:22:59.728310  [   16.247701] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])
  855 15:22:59.737697  [   16.257081] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])
  856 15:22:59.742757  [   16.263758] caam 2100000.crypto: Entropy delay = 3200
  857 15:22:59.760420  [   16.279281] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])
  858 15:22:59.765850  [   16.285895] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108
  859 15:22:59.808988  [   16.329812] caam 2100000.crypto: Instantiated RNG4 SH0
  860 15:22:59.870391  [   16.390569] caam 2100000.crypto: Instantiated RNG4 SH1
  861 15:22:59.876272  [   16.395775] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)
  862 15:22:59.884598  [   16.399156] panel-simple panel-lvds0: supply power not found, using dummy regulator
  863 15:22:59.889682  [   16.402504] caam 2100000.crypto: job rings = 2, qi = 0
  864 15:22:59.927691  [   16.445616] panel-simple panel-lcd: supply power not found, using dummy regulator
  865 15:22:59.937781  [   16.457285] panel-simple panel-lcd: Specify missing connector_type
  866 15:22:59.945010  [   16.465088] sgtl5000 0-000a: sgtl5000 revision 0x11
  867 15:22:59.954956  [   16.474141] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007
  868 15:22:59.961194  [   16.480938] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215
  869 15:22:59.968200  [   16.487258] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0
  870 15:22:59.989767  [   16.507063] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum
  871 15:22:59.995811  [   16.511135] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1
  872 15:23:00.009036  [   16.526365] panel-simple panel-lvds0: supply power not found, using dummy regulator
  873 15:23:00.035446  [   16.553137] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  874 15:23:00.045270  [   16.562060] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  875 15:23:00.053395  [   16.571055] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  876 15:23:00.086412  [   16.604277] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator
  877 15:23:00.106139  [   16.622400] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests
  878 15:23:00.112098  [   16.627498] panel-simple panel-lcd: supply power not found, using dummy regulator
  879 15:23:00.125636  [   16.627954] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  880 15:23:00.130852  [   16.631529] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator
  881 15:23:00.134416  [   16.639006] panel-simple panel-lcd: Specify missing connector_type
  882 15:23:00.145969  [   16.647705] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests
  883 15:23:00.178806  [   16.696959] panel-simple panel-lvds0: supply power not found, using dummy regulator
  884 15:23:00.252936  [   16.770378] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  885 15:23:00.261876  [   16.779484] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  886 15:23:00.272926  [   16.788245] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  887 15:23:00.278562  [   16.796707] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  888 15:23:00.279536  
  889 15:23:00.304687  [   16.823260] panel-simple panel-lcd: supply power not found, using dummy regulator
  890 15:23:00.312849  [   16.831771] panel-simple panel-lcd: Specify missing connector_type
  891 15:23:00.799247  [   17.319258] caam algorithms registered in /proc/crypto
  892 15:23:00.813951  [   17.334655] caam 2100000.crypto: registering rng-caam
  893 15:23:00.940682  [   17.462938] random: crng init done
  894 15:23:00.950176  [   17.468678] panel-simple panel-lvds0: supply power not found, using dummy regulator
  895 15:23:01.022785  [   17.540383] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  896 15:23:01.032074  [   17.549010] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  897 15:23:01.039793  [   17.557549] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  898 15:23:01.048469  [   17.565999] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  899 15:23:01.063560  [   17.581566] panel-simple panel-lcd: supply power not found, using dummy regulator
  900 15:23:01.070361  [   17.590200] panel-simple panel-lcd: Specify missing connector_type
  901 15:23:01.092977  [   17.610904] panel-simple panel-lvds0: supply power not found, using dummy regulator
  902 15:23:01.144765  Begin: Loading essential drivers ... done.
  903 15:23:01.154350  Begin: Running /scripts/init-premount ... done.
  904 15:23:01.159956  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
  905 15:23:01.164163  Begin: Running /scripts/nfs-premount ... done.
  906 15:23:01.390873  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
  907 15:23:01.392053  SIOCSIFFLAGS: Cannot assign requested address
  908 15:23:01.430372  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
  909 15:23:01.431507  SIOCSIFFLAGS: Cannot assign requested address
  910 15:23:01.466974  IP-Config: eth0 hardware address 00:19:b8:07:40:03 mtu 1500 DHCP
  911 15:23:01.477847  IP-Config: eth0 complete (dhcp from 192.168.101.1):
  912 15:23:01.483058   address: 192.168.101.99   broadcast: 192.168.101.255  netmask: 255.255.255.0   
  913 15:23:01.485985  
  914 15:23:01.489218   gateway: 192.168.101.1    dns0     : 192.168.101.1    dns1   : 0.0.0.0         
  915 15:23:01.497465   host   : imx6q-sabrelite-cbg-0                                           
  916 15:23:01.504254   domain : lava.cbg.collabora.co.uk                                        
  917 15:23:01.507414   rootserver: 192.168.101.1 rootpath: 
  918 15:23:01.507835   filename  : 
  919 15:23:02.498604  done.
  920 15:23:02.516037  Begin: Running /scripts/nfs-bottom ... done.
  921 15:23:02.589197  Begin: Running /scripts/init-bottom ... done.
  922 15:23:04.207342  [   20.726594] systemd[1]: System time before build time, advancing clock.
  923 15:23:04.493942  [   20.996595] systemd[1]: systemd 247.3-7+deb11u1 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
  924 15:23:04.508353  [   21.029797] systemd[1]: Detected architecture arm.
  925 15:23:04.535546  
  926 15:23:04.537170  Welcome to Debian GNU/Linux 11 (bullseye)!
  927 15:23:04.537620  
  928 15:23:04.584884  [   21.104784] systemd[1]: Set hostname to <debian-bullseye-armhf>.
  929 15:23:06.465649  [   22.984045] systemd[1]: Queued start job for default target Graphical Interface.
  930 15:23:06.479521  [   22.999700] systemd[1]: Created slice system-getty.slice.
  931 15:23:06.488651  [  OK  ] Created slice system-getty.slice.
  932 15:23:06.523797  [   23.044021] systemd[1]: Created slice system-modprobe.slice.
  933 15:23:06.536832  [  OK  ] Created slice system-modprobe.slice.
  934 15:23:06.572842  [   23.092139] systemd[1]: Created slice system-serial\x2dgetty.slice.
  935 15:23:06.586030  [  OK  ] Created slice system-serial\x2dgetty.slice.
  936 15:23:06.622517  [   23.141859] systemd[1]: Created slice User and Session Slice.
  937 15:23:06.635575  [  OK  ] Created slice User and Session Slice.
  938 15:23:06.674198  [   23.191642] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
  939 15:23:06.685250  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
  940 15:23:06.722250  [   23.240916] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
  941 15:23:06.737875  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
  942 15:23:06.774499  [   23.288925] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
  943 15:23:06.782773  [   23.302883] systemd[1]: Reached target Local Encrypted Volumes.
  944 15:23:06.792059  [  OK  ] Reached target Local Encrypted Volumes.
  945 15:23:06.828596  [   23.349750] systemd[1]: Reached target Paths.
  946 15:23:06.838822  [  OK  ] Reached target Paths.
  947 15:23:06.867582  [   23.387898] systemd[1]: Reached target Remote File Systems.
  948 15:23:06.879697  [  OK  ] Reached target Remote File Systems.
  949 15:23:06.917575  [   23.439031] systemd[1]: Reached target Slices.
  950 15:23:06.929554  [  OK  ] Reached target Slices.
  951 15:23:06.957588  [   23.479136] systemd[1]: Reached target Swap.
  952 15:23:06.968362  [  OK  ] Reached target Swap.
  953 15:23:06.999966  [   23.519437] systemd[1]: Listening on initctl Compatibility Named Pipe.
  954 15:23:07.010267  [  OK  ] Listening on initctl Compatibility Named Pipe.
  955 15:23:07.100066  [   23.617179] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
  956 15:23:07.110319  [   23.630681] systemd[1]: Listening on Journal Socket (/dev/log).
  957 15:23:07.119537  [  OK  ] Listening on Journal Socket (/dev/log).
  958 15:23:07.120578  
  959 15:23:07.163554  [   23.684301] systemd[1]: Listening on Journal Socket.
  960 15:23:07.172261  [  OK  ] Listening on Journal Socket.
  961 15:23:07.215607  [   23.734545] systemd[1]: Listening on Network Service Netlink Socket.
  962 15:23:07.224761  [  OK  ] Listening on Network Service Netlink Socket.
  963 15:23:07.269266  [   23.789271] systemd[1]: Listening on udev Control Socket.
  964 15:23:07.277703  [  OK  ] Listening on udev Control Socket.
  965 15:23:07.309126  [   23.830049] systemd[1]: Listening on udev Kernel Socket.
  966 15:23:07.319207  [  OK  ] Listening on udev Kernel Socket.
  967 15:23:07.354616  [   23.871722] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
  968 15:23:07.365529  [   23.882113] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.
  969 15:23:07.381377  [   23.901557] systemd[1]: Mounting Kernel Debug File System...
  970 15:23:07.390764           Mounting Kernel Debug File System...
  971 15:23:07.431925  [   23.952224] systemd[1]: Mounting Kernel Trace File System...
  972 15:23:07.441399           Mounting Kernel Trace File System...
  973 15:23:07.485789  [   24.003405] systemd[1]: Starting Create list of static device nodes for the current kernel...
  974 15:23:07.496801           Starting Create list of st…odes for the current kernel...
  975 15:23:07.548907  [   24.069084] systemd[1]: Starting Load Kernel Module configfs...
  976 15:23:07.558241           Starting Load Kernel Module configfs...
  977 15:23:07.609633  [   24.129204] systemd[1]: Starting Load Kernel Module drm...
  978 15:23:07.622107           Starting Load Kernel Module drm...
  979 15:23:07.669550  [   24.189767] systemd[1]: Starting Load Kernel Module fuse...
  980 15:23:07.678123           Starting Load Kernel Module fuse...
  981 15:23:07.747839  [   24.263179] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
  982 15:23:07.750435  [   24.272504] fuse: init (API version 7.32)
  983 15:23:07.772394  [   24.293287] systemd[1]: Starting Journal Service...
  984 15:23:07.781496           Starting Journal Service...
  985 15:23:07.844308  [   24.364977] systemd[1]: Starting Load Kernel Modules...
  986 15:23:07.851736           Starting Load Kernel Modules...
  987 15:23:07.890336  [   24.409343] systemd[1]: Starting Remount Root and Kernel File Systems...
  988 15:23:07.900012           Starting Remount Root and Kernel File Systems...
  989 15:23:07.939078  [   24.459020] systemd[1]: Starting Coldplug All udev Devices...
  990 15:23:07.948690           Starting Coldplug All udev Devices...
  991 15:23:08.008607  [   24.528868] systemd[1]: Mounted Kernel Debug File System.
  992 15:23:08.017265  [  OK  ] Mounted Kernel Debug File System.
  993 15:23:08.069727  [   24.589303] systemd[1]: Mounted Kernel Trace File System.
  994 15:23:08.078543  [  OK  ] Mounted Kernel Trace File System.
  995 15:23:08.140395  [   24.657032] systemd[1]: Finished Create list of static device nodes for the current kernel.
  996 15:23:08.150611  [  OK  ] Finished Create list of st… nodes for the current kernel.
  997 15:23:08.224034  [   24.744082] systemd[1]: modprobe@configfs.service: Succeeded.
  998 15:23:08.234592  [   24.754549] systemd[1]: Finished Load Kernel Module configfs.
  999 15:23:08.243798  [  OK  ] Finished Load Kernel Module configfs.
 1000 15:23:08.282564  [   24.802979] systemd[1]: modprobe@drm.service: Succeeded.
 1001 15:23:08.292706  [   24.813176] systemd[1]: Finished Load Kernel Module drm.
 1002 15:23:08.301203  [  OK  ] Finished Load Kernel Module drm.
 1003 15:23:08.333071  [   24.853315] systemd[1]: modprobe@fuse.service: Succeeded.
 1004 15:23:08.343296  [   24.863640] systemd[1]: Finished Load Kernel Module fuse.
 1005 15:23:08.351474  [  OK  ] Finished Load Kernel Module fuse.
 1006 15:23:08.391899  [   24.912940] systemd[1]: Finished Load Kernel Modules.
 1007 15:23:08.393023  
 1008 15:23:08.400400  [  OK  ] Finished Load Kernel Modules.
 1009 15:23:08.433482  [   24.952749] systemd[1]: Finished Remount Root and Kernel File Systems.
 1010 15:23:08.442970  [  OK  ] Finished Remount Root and Kernel File Systems.
 1011 15:23:08.489832  [   25.010017] systemd[1]: Mounting FUSE Control File System...
 1012 15:23:08.498198           Mounting FUSE Control File System...
 1013 15:23:08.537770  [   25.057209] systemd[1]: Mounting Kernel Configuration File System...
 1014 15:23:08.546232           Mounting Kernel Configuration File System...
 1015 15:23:08.590099  [   25.107026] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 1016 15:23:08.601254  [   25.116632] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 1017 15:23:08.615974  [   25.135909] systemd[1]: Starting Load/Save Random Seed...
 1018 15:23:08.625382           Starting Load/Save Random Seed...
 1019 15:23:08.668336  [   25.187682] systemd[1]: Starting Apply Kernel Variables...
 1020 15:23:08.675959           Starting Apply Kernel Variables...
 1021 15:23:08.718593  [   25.239314] systemd[1]: Starting Create System Users...
 1022 15:23:08.733951           Starting Create System Users...
 1023 15:23:08.764348  [   25.285164] systemd[1]: Started Journal Service.
 1024 15:23:08.771605  [  OK  ] Started Journal Service.
 1025 15:23:08.815355  [  OK  ] Mounted FUSE Control File System.
 1026 15:23:08.855681  [  OK  ] Mounted Kernel Configuration File System.
 1027 15:23:08.895988  [  OK  ] Finished Load/Save Random Seed.
 1028 15:23:08.936596  [  OK  ] Finished Apply Kernel Variables.
 1029 15:23:08.995366           Starting Flush Journal to Persistent Storage...
 1030 15:23:09.042158  [  OK  ] Finished Create System Users.
 1031 15:23:09.086042           Starting Create Static Device Nodes in /dev...
 1032 15:23:09.107230  [   25.625470] systemd-journald[269]: Received client request to flush runtime journal.
 1033 15:23:09.306961  [  OK  ] Finished Create Static Device Nodes in /dev.
 1034 15:23:09.342382  [  OK  ] Reached target Local File Systems (Pre).
 1035 15:23:09.371278  [  OK  ] Reached target Local File Systems.
 1036 15:23:09.423050           Starting Rule-based Manage…for Device Events and Files...
 1037 15:23:10.917360  [  OK  ] Finished Flush Journal to Persistent Storage.
 1038 15:23:10.962867           Starting Create Volatile Files and Directories...
 1039 15:23:11.004008  [  OK  ] Started Rule-based Manager for Device Events and Files.
 1040 15:23:11.092981           Starting Network Service...
 1041 15:23:12.207985  [  OK  ] Finished Create Volatile Files and Directories.
 1042 15:23:12.291606           Starting Network Time Synchronization...
 1043 15:23:12.340460           Starting Update UTMP about System Boot/Shutdown...
 1044 15:23:12.708657  [  OK  ] Started Network Service.
 1045 15:23:12.824317           Starting Network Name Resolution...
 1046 15:23:12.825360  
 1047 15:23:12.888843  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 1048 15:23:13.403589  [  OK  ] Started Network Time Synchronization.
 1049 15:23:13.442117  [  OK  ] Reached target System Time Set.
 1050 15:23:13.471085  [  OK  ] Reached target System Time Synchronized.
 1051 15:23:15.013900  [  OK  ] Finished Coldplug All udev Devices.
 1052 15:23:15.025020  [  OK  ] Reached target System Initialization.
 1053 15:23:15.265288  [  OK  ] Started Daily apt download activities.
 1054 15:23:15.309323  [  OK  ] Started Daily apt upgrade and clean activities.
 1055 15:23:15.373134  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 1056 15:23:15.421483  [  OK  ] Started Discard unused blocks once a week.
 1057 15:23:15.464479  [  OK  ] Started Daily Cleanup of Temporary Directories.
 1058 15:23:15.498719  [  OK  ] Reached target Timers.
 1059 15:23:15.535356  [  OK  ] Listening on D-Bus System Message Bus Socket.
 1060 15:23:15.571568  [  OK  ] Reached target Sockets.
 1061 15:23:15.599347  [  OK  ] Reached target Basic System.
 1062 15:23:15.663762  [  OK  ] Started D-Bus System Message Bus.
 1063 15:23:15.782323           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 1064 15:23:16.005786           Starting User Login Management...
 1065 15:23:16.040989  [  OK  ] Started Network Name Resolution.
 1066 15:23:16.254696  [  OK  ] Found device /dev/ttymxc1.
 1067 15:23:18.086171  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 1068 15:23:19.870151  [  OK  ] Started User Login Management.
 1069 15:23:19.882917  [  OK  ] Reached target Network.
 1070 15:23:19.926028  [  OK  ] Reached target Host and Network Name Lookups.
 1071 15:23:19.967798  [  OK  ] Reached target Hardware activated USB gadget.
 1072 15:23:20.011044  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 1073 15:23:20.054810           Starting Permit User Sessions...
 1074 15:23:20.175200  [  OK  ] Finished Permit User Sessions.
 1075 15:23:20.252832  [  OK  ] Started Getty on tty1.
 1076 15:23:20.319936  [  OK  ] Started Serial Getty on ttymxc1.
 1077 15:23:20.372866  [  OK  ] Reached target Login Prompts.
 1078 15:23:20.415999  [  OK  ] Reached target Multi-User System.
 1079 15:23:20.466675  [  OK  ] Reached target Graphical Interface.
 1080 15:23:20.496007           Starting Update UTMP about System Runlevel Changes...
 1081 15:23:20.679358  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 1082 15:23:20.830293  
 1083 15:23:20.830612  
 1084 15:23:20.833539  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1
 1085 15:23:20.833855  
 1086 15:23:20.838084  debian-bullseye-armhf login: root (automatic login)
 1087 15:23:20.838374  
 1088 15:23:20.838647  
 1089 15:23:20.839486  
 1090 15:23:21.455050  Linux debian-bullseye-armhf 5.10.158-cip21 #1 SMP Thu Dec 8 15:03:54 UTC 2022 armv7l
 1091 15:23:21.455663  
 1092 15:23:21.458353  The programs included with the Debian GNU/Linux system are free software;
 1093 15:23:21.465812  the exact distribution terms for each program are described in the
 1094 15:23:21.469551  individual files in /usr/share/doc/*/copyright.
 1095 15:23:21.469888  
 1096 15:23:21.475282  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1097 15:23:21.477205  permitted by applicable law.
 1098 15:23:26.575345  Matched prompt #10: / #
 1100 15:23:26.576437  Setting prompt string to ['/ #']
 1101 15:23:26.576907  end: 2.4.4.1 login-action (duration 00:00:36) [common]
 1103 15:23:26.577812  end: 2.4.4 auto-login-action (duration 00:00:45) [common]
 1104 15:23:26.578192  start: 2.4.5 expect-shell-connection (timeout 00:03:20) [common]
 1105 15:23:26.578527  Setting prompt string to ['/ #']
 1106 15:23:26.578809  Forcing a shell prompt, looking for ['/ #']
 1108 15:23:26.629841  / # 
 1109 15:23:26.630397  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1110 15:23:26.630807  Waiting using forced prompt support (timeout 00:02:30)
 1111 15:23:26.633731  
 1112 15:23:26.647091  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1113 15:23:26.647960  start: 2.4.6 export-device-env (timeout 00:03:20) [common]
 1114 15:23:26.648496  Sending with 10 millisecond of delay
 1116 15:23:31.731554  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii'
 1117 15:23:31.742850  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8290547/extract-nfsrootfs-02w06hii'
 1118 15:23:31.746776  Sending with 10 millisecond of delay
 1120 15:23:33.978363  / # export NFS_SERVER_IP='192.168.101.1'
 1121 15:23:33.989440  export NFS_SERVER_IP='192.168.101.1'
 1122 15:23:33.993869  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1123 15:23:33.994217  end: 2.4 uboot-commands (duration 00:01:47) [common]
 1124 15:23:33.994568  end: 2 uboot-action (duration 00:01:47) [common]
 1125 15:23:33.994897  start: 3 lava-test-retry (timeout 00:07:00) [common]
 1126 15:23:33.995240  start: 3.1 lava-test-shell (timeout 00:07:00) [common]
 1127 15:23:33.995503  Using namespace: common
 1129 15:23:34.096595  / # #
 1130 15:23:34.097006  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1131 15:23:34.099237  #
 1132 15:23:34.110514  Using /lava-8290547
 1134 15:23:34.211695  / # export SHELL=/bin/bash
 1135 15:23:34.215238  export SHELL=/bin/bash
 1137 15:23:34.326407  / # . /lava-8290547/environment
 1138 15:23:34.329245  . /lava-8290547/environment
 1140 15:23:34.450656  / # /lava-8290547/bin/lava-test-runner /lava-8290547/0
 1141 15:23:34.451061  Test shell timeout: 10s (minimum of the action and connection timeout)
 1142 15:23:34.453338  /lava-8290547/bin/lava-test-runner /lava-8290547/0
 1143 15:23:35.321160  + export TESTRUN_ID=0_timesync-off
 1144 15:23:35.325796  + TESTRUN_ID=0_timesync-off
 1145 15:23:35.326328  + cd /lava-8290547/0/tests/0_timesync-off
 1146 15:23:35.326542  ++ cat uuid
 1147 15:23:35.361118  + UUID=8290547_1.6.2.4.1
 1148 15:23:35.361359  + set +x
 1149 15:23:35.368566  <LAVA_SIGNAL_STARTRUN 0_timesync-off 8290547_1.6.2.4.1>
 1150 15:23:35.368828  + systemctl stop systemd-timesyncd
 1151 15:23:35.369271  Received signal: <STARTRUN> 0_timesync-off 8290547_1.6.2.4.1
 1152 15:23:35.369490  Starting test lava.0_timesync-off (8290547_1.6.2.4.1)
 1153 15:23:35.369768  Skipping test definition patterns.
 1154 15:23:35.535607  + set +x
 1155 15:23:35.536267  <LAVA_SIGNAL_ENDRUN 0_timesync-off 8290547_1.6.2.4.1>
 1156 15:23:35.536712  Received signal: <ENDRUN> 0_timesync-off 8290547_1.6.2.4.1
 1157 15:23:35.536964  Ending use of test pattern.
 1158 15:23:35.537182  Ending test lava.0_timesync-off (8290547_1.6.2.4.1), duration 0.17
 1160 15:23:35.771655  + export TESTRUN_ID=1_kselftest-lkdtm
 1161 15:23:35.777658  + TESTRUN_ID=1_kselftest-lkdtm
 1162 15:23:35.778373  + cd /lava-8290547/0/tests/1_kselftest-lkdtm
 1163 15:23:35.778859  ++ cat uuid
 1164 15:23:35.812421  + UUID=8290547_1.6.2.4.5
 1165 15:23:35.812764  + set +x
 1166 15:23:35.819401  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 8290547_1.6.2.4.5>
 1167 15:23:35.819890  Received signal: <STARTRUN> 1_kselftest-lkdtm 8290547_1.6.2.4.5
 1168 15:23:35.820110  Starting test lava.1_kselftest-lkdtm (8290547_1.6.2.4.5)
 1169 15:23:35.820361  Skipping test definition patterns.
 1170 15:23:35.820747  + cd ./automated/linux/kselftest/
 1171 15:23:35.822432  
 1172 15:23:35.849738  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1173 15:23:35.937809  INFO: Generating a skipfile based on /lava-8290547/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 1174 15:23:36.105923  INFO: Using the following generated skipfile contents (until EOF):
 1175 15:23:36.118292  breakpoints:breakpoint_test
 1176 15:23:36.120319  breakpoints:step_after_suspend_test
 1177 15:23:36.120660  ftrace:ftracetest
 1178 15:23:36.122909  net:rtnetlink.sh
 1179 15:23:36.124325  net:tls
 1180 15:23:36.129352  netfilter:bridge_brouter.sh
 1181 15:23:36.129659  netfilter:nft_flowtable.sh
 1182 15:23:36.133143  netfilter:nft_trans_stress.sh
 1183 15:23:36.133457  pidfd:pidfd_wait
 1184 15:23:36.133741  INFO: EOF
 1185 15:23:36.244609  INFO: Installing sed perl wget xz-utils iproute2
 1186 15:23:37.411728  Hit:1 http://deb.debian.org/debian bullseye InRelease
 1187 15:23:56.005011  Reading package lists...
 1188 15:24:02.765637  Reading package lists...
 1189 15:24:03.688719  Building dependency tree...
 1190 15:24:03.718548  Reading state information...
 1191 15:24:03.916463  iproute2 is already the newest version (5.10.0-4).
 1192 15:24:03.921548  perl is already the newest version (5.32.1-4+deb11u2).
 1193 15:24:03.926506  sed is already the newest version (4.7-1).
 1194 15:24:03.930830  wget is already the newest version (1.21-1+deb11u1).
 1195 15:24:03.934568  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 1196 15:24:05.655564  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 1197 15:24:06.366194  --2022-12-08 15:24:06--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.155-cip21-405-g26d566555c3de/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz
 1198 15:24:06.397570  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 1199 15:24:06.540226  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 1200 15:24:06.682742  HTTP request sent, awaiting response... 200 OK
 1201 15:24:06.686739  Length: 1408044 (1.3M) [application/octet-stream]
 1202 15:24:06.689986  Saving to: 'kselftest.tar.xz'
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 1208 15:24:07.740855  kselftest.tar.xz     36%[======>             ] 500.31K   588KB/s               
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 1210 15:24:08.164249  kselftest.tar.xz     70%[=============>      ] 964.12K   755KB/s               
 1211 15:24:08.271568  kselftest.tar.xz     91%[=================>  ]   1.23M   854KB/s               
 1212 15:24:08.277278  kselftest.tar.xz    100%[===================>]   1.34M   869KB/s    in 1.6s    
 1213 15:24:08.277589  
 1214 15:24:08.544202  2022-12-08 15:24:08 (869 KB/s) - 'kselftest.tar.xz' saved [1408044/1408044]
 1215 15:24:08.544688  
 1216 15:24:15.079723  skiplist:
 1217 15:24:15.082197  ========================================
 1218 15:24:15.084696  breakpoints:breakpoint_test
 1219 15:24:15.374210  breakpoints:step_after_suspend_test
 1220 15:24:15.451869  ftrace:ftracetest
 1221 15:24:15.455210  
 1222 15:24:15.518788  net:rtnetlink.sh
 1223 15:24:15.574992  net:tls
 1224 15:24:15.647245  netfilter:bridge_brouter.sh
 1225 15:24:15.709246  netfilter:nft_flowtable.sh
 1226 15:24:15.761608  netfilter:nft_trans_stress.sh
 1227 15:24:15.813804  pidfd:pidfd_wait
 1228 15:24:15.919747  ========================================
 1229 15:24:16.236666  lkdtm:PANIC.sh
 1230 15:24:16.236968  lkdtm:BUG.sh
 1231 15:24:16.240017  lkdtm:WARNING.sh
 1232 15:24:16.243047  lkdtm:WARNING_MESSAGE.sh
 1233 15:24:16.243310  lkdtm:EXCEPTION.sh
 1234 15:24:16.243527  lkdtm:LOOP.sh
 1235 15:24:16.246501  lkdtm:EXHAUST_STACK.sh
 1236 15:24:16.246714  lkdtm:CORRUPT_STACK.sh
 1237 15:24:16.252790  lkdtm:CORRUPT_STACK_STRONG.sh
 1238 15:24:16.254262  lkdtm:CORRUPT_LIST_ADD.sh
 1239 15:24:16.254491  lkdtm:CORRUPT_LIST_DEL.sh
 1240 15:24:16.258278  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1241 15:24:16.261920  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1242 15:24:16.265753  lkdtm:UNSET_SMEP.sh
 1243 15:24:16.266008  lkdtm:DOUBLE_FAULT.sh
 1244 15:24:16.268884  lkdtm:CORRUPT_PAC.sh
 1245 15:24:16.269147  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1246 15:24:16.275530  lkdtm:OVERWRITE_ALLOCATION.sh
 1247 15:24:16.275790  lkdtm:WRITE_AFTER_FREE.sh
 1248 15:24:16.323987  lkdtm:READ_AFTER_FREE.sh
 1249 15:24:16.324473  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1250 15:24:16.324758  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1251 15:24:16.324972  lkdtm:SLAB_FREE_DOUBLE.sh
 1252 15:24:16.325469  
 1253 15:24:16.325694  lkdtm:SLAB_FREE_CROSS.sh
 1254 15:24:16.325902  lkdtm:SLAB_FREE_PAGE.sh
 1255 15:24:16.326101  lkdtm:SOFTLOCKUP.sh
 1256 15:24:16.326301  lkdtm:HARDLOCKUP.sh
 1257 15:24:16.326503  lkdtm:SPINLOCKUP.sh
 1258 15:24:16.326709  lkdtm:HUNG_TASK.sh
 1259 15:24:16.326900  lkdtm:EXEC_DATA.sh
 1260 15:24:16.327098  lkdtm:EXEC_STACK.sh
 1261 15:24:16.327328  lkdtm:EXEC_KMALLOC.sh
 1262 15:24:16.327534  lkdtm:EXEC_VMALLOC.sh
 1263 15:24:16.327740  lkdtm:EXEC_RODATA.sh
 1264 15:24:16.327984  lkdtm:EXEC_USERSPACE.sh
 1265 15:24:16.328184  lkdtm:EXEC_NULL.sh
 1266 15:24:16.328385  lkdtm:ACCESS_USERSPACE.sh
 1267 15:24:16.328637  lkdtm:ACCESS_NULL.sh
 1268 15:24:16.328845  lkdtm:WRITE_RO.sh
 1269 15:24:16.329037  lkdtm:WRITE_RO_AFTER_INIT.sh
 1270 15:24:16.329228  lkdtm:WRITE_KERN.sh
 1271 15:24:16.329423  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1272 15:24:16.329892  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1273 15:24:16.331833  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1274 15:24:16.332042  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1275 15:24:16.335290  
 1276 15:24:16.335523  lkdtm:REFCOUNT_DEC_ZERO.sh
 1277 15:24:16.336002  
 1278 15:24:16.338537  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1279 15:24:16.345244  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1280 15:24:16.345500  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1281 15:24:16.349395  lkdtm:REFCOUNT_INC_ZERO.sh
 1282 15:24:16.352674  lkdtm:REFCOUNT_ADD_ZERO.sh
 1283 15:24:16.352904  lkdtm:REFCOUNT_INC_SATURATED.sh
 1284 15:24:16.357172  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1285 15:24:16.361021  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1286 15:24:16.365210  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1287 15:24:16.365440  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1288 15:24:16.368992  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1289 15:24:16.373194  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1290 15:24:16.377053  lkdtm:REFCOUNT_TIMING.sh
 1291 15:24:16.377310  lkdtm:ATOMIC_TIMING.sh
 1292 15:24:16.381596  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1293 15:24:16.385069  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1294 15:24:16.389182  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1295 15:24:16.393139  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1296 15:24:16.397770  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1297 15:24:16.398040  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1298 15:24:16.401792  lkdtm:USERCOPY_STACK_BEYOND.sh
 1299 15:24:16.402055  lkdtm:USERCOPY_KERNEL.sh
 1300 15:24:16.406517  lkdtm:STACKLEAK_ERASING.sh
 1301 15:24:16.406774  lkdtm:CFI_FORWARD_PROTO.sh
 1302 15:24:16.411106  ============== Tests to run ===============
 1303 15:24:16.411391  lkdtm:PANIC.sh
 1304 15:24:16.415001  lkdtm:BUG.sh
 1305 15:24:16.415255  lkdtm:WARNING.sh
 1306 15:24:16.418649  lkdtm:WARNING_MESSAGE.sh
 1307 15:24:16.418880  lkdtm:EXCEPTION.sh
 1308 15:24:16.419107  lkdtm:LOOP.sh
 1309 15:24:16.422358  lkdtm:EXHAUST_STACK.sh
 1310 15:24:16.422622  lkdtm:CORRUPT_STACK.sh
 1311 15:24:16.428139  lkdtm:CORRUPT_STACK_STRONG.sh
 1312 15:24:16.430706  lkdtm:CORRUPT_LIST_ADD.sh
 1313 15:24:16.433553  lkdtm:CORRUPT_LIST_DEL.sh
 1314 15:24:16.436308  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1315 15:24:16.439750  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1316 15:24:16.439983  lkdtm:UNSET_SMEP.sh
 1317 15:24:16.442653  lkdtm:DOUBLE_FAULT.sh
 1318 15:24:16.446007  lkdtm:CORRUPT_PAC.sh
 1319 15:24:16.446235  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1320 15:24:16.449556  lkdtm:OVERWRITE_ALLOCATION.sh
 1321 15:24:16.452191  lkdtm:WRITE_AFTER_FREE.sh
 1322 15:24:16.455817  lkdtm:READ_AFTER_FREE.sh
 1323 15:24:16.459252  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1324 15:24:16.459535  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1325 15:24:16.462150  lkdtm:SLAB_FREE_DOUBLE.sh
 1326 15:24:16.465211  lkdtm:SLAB_FREE_CROSS.sh
 1327 15:24:16.465454  lkdtm:SLAB_FREE_PAGE.sh
 1328 15:24:16.469234  lkdtm:SOFTLOCKUP.sh
 1329 15:24:16.469755  lkdtm:HARDLOCKUP.sh
 1330 15:24:16.473008  lkdtm:SPINLOCKUP.sh
 1331 15:24:16.473237  lkdtm:HUNG_TASK.sh
 1332 15:24:16.477127  
 1333 15:24:16.477358  lkdtm:EXEC_DATA.sh
 1334 15:24:16.477576  lkdtm:EXEC_STACK.sh
 1335 15:24:16.480926  lkdtm:EXEC_KMALLOC.sh
 1336 15:24:16.481252  lkdtm:EXEC_VMALLOC.sh
 1337 15:24:16.485071  lkdtm:EXEC_RODATA.sh
 1338 15:24:16.485716  lkdtm:EXEC_USERSPACE.sh
 1339 15:24:16.489264  lkdtm:EXEC_NULL.sh
 1340 15:24:16.489498  lkdtm:ACCESS_USERSPACE.sh
 1341 15:24:16.493214  lkdtm:ACCESS_NULL.sh
 1342 15:24:16.493454  lkdtm:WRITE_RO.sh
 1343 15:24:16.497087  lkdtm:WRITE_RO_AFTER_INIT.sh
 1344 15:24:16.497343  lkdtm:WRITE_KERN.sh
 1345 15:24:16.501708  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1346 15:24:16.505838  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1347 15:24:16.506083  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1348 15:24:16.509808  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1349 15:24:16.513562  lkdtm:REFCOUNT_DEC_ZERO.sh
 1350 15:24:16.517602  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1351 15:24:16.522098  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1352 15:24:16.522343  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1353 15:24:16.526836  lkdtm:REFCOUNT_INC_ZERO.sh
 1354 15:24:16.530741  lkdtm:REFCOUNT_ADD_ZERO.sh
 1355 15:24:16.531428  lkdtm:REFCOUNT_INC_SATURATED.sh
 1356 15:24:16.535158  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1357 15:24:16.539366  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1358 15:24:16.539654  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1359 15:24:16.542729  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1360 15:24:16.546160  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1361 15:24:16.549925  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1362 15:24:16.553767  lkdtm:REFCOUNT_TIMING.sh
 1363 15:24:16.556895  lkdtm:ATOMIC_TIMING.sh
 1364 15:24:16.560396  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1365 15:24:16.560742  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1366 15:24:16.564652  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1367 15:24:16.567415  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1368 15:24:16.569260  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1369 15:24:16.571396  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1370 15:24:16.574938  lkdtm:USERCOPY_STACK_BEYOND.sh
 1371 15:24:16.577667  lkdtm:USERCOPY_KERNEL.sh
 1372 15:24:16.580444  lkdtm:STACKLEAK_ERASING.sh
 1373 15:24:16.583393  lkdtm:CFI_FORWARD_PROTO.sh
 1374 15:24:16.585184  ===========End Tests to run ===============
 1375 15:24:19.811280  [   96.332480] kselftest: Running tests in lkdtm
 1376 15:24:19.848451  TAP version 13
 1377 15:24:19.884269  1..70
 1378 15:24:19.924254  # selftests: lkdtm: PANIC.sh
 1379 15:24:20.248745  # Skipping PANIC: crashes entire system
 1380 15:24:20.249324  
 1381 15:24:20.262233  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1382 15:24:20.295396  # selftests: lkdtm: BUG.sh
 1383 15:24:20.622381  [   97.141633] lkdtm: Performing direct entry BUG
 1384 15:24:20.628788  [   97.146414] ------------[ cut here ]------------
 1385 15:24:20.633176  [   97.151052] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1386 15:24:20.635946  [   97.156302] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1387 15:24:20.666721  [   97.161463] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1388 15:24:20.674369  [   97.190757] CPU: 2 PID: 802 Comm: cat Not tainted 5.10.158-cip21 #1
 1389 15:24:20.678905  [   97.197046] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1390 15:24:20.684880  [   97.203621] PC is at lkdtm_BUG+0x14/0x18
 1391 15:24:20.686462  [   97.207577] LR is at lkdtm_do_action+0x2c/0x4c
 1392 15:24:20.694270  [   97.212045] pc : [<c0c2fb00>]    lr : [<c0c2f580>]    psr: a00e0013
 1393 15:24:20.699818  [   97.218333] sp : c47e9e58  ip : c47e9e68  fp : c47e9e64
 1394 15:24:20.703304  [   97.223580] r10: 00000004  r9 : c1acc8c8  r8 : c15e8784
 1395 15:24:20.710648  [   97.228827] r7 : c47e9f60  r6 : 00000004  r5 : c6ffb000  r4 : 00000001
 1396 15:24:20.716319  [   97.235375] r3 : c0c2faec  r2 : 26ced103  r1 : ef7ab5e0  r0 : c15e878c
 1397 15:24:20.725164  [   97.241929] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1398 15:24:20.729208  [   97.249086] Control: 10c5387d  Table: 1484c04a  DAC: 00000051
 1399 15:24:20.737377  [   97.254857] Process cat (pid: 802, stack limit = 0x566d66dc)
 1400 15:24:20.739354  [   97.260541] Stack: (0xc47e9e58 to 0xc47ea000)
 1401 15:24:20.748053  [   97.264925] 9e40:                                                       c47e9e74 c47e9e68
 1402 15:24:20.756260  [   97.273135] 9e60: c0c2f580 c0c2faf8 c47e9e9c c47e9e78 c0c2fa80 c0c2f560 c0c2f960 c2fc9540
 1403 15:24:20.767718  [   97.281343] 9e80: b6e11000 00000004 c52ec3c0 c47e9f60 c47e9ec4 c47e9ea0 c07f6400 c0c2f96c
 1404 15:24:20.772271  [   97.289553] 9ea0: 00000000 c2fc9540 b6e11000 c2816000 c47e9f60 c07f639c c47e9f5c c47e9ec8
 1405 15:24:20.780392  [   97.297763] 9ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c47e8000
 1406 15:24:20.790214  [   97.305970] 9ee0: b6e11000 00020000 00000004 00000004 0001fffc c47e9ee0 00000001 b6e10000
 1407 15:24:20.796934  [   97.314178] 9f00: c2fc88c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1408 15:24:20.807548  [   97.322385] 9f20: 00000000 00000000 c136f2a0 26ced103 c205c500 c2fc9540 c2fc9540 c47e8000
 1409 15:24:20.813265  [   97.330594] 9f40: b6e11000 00000000 00000000 00000004 c47e9f94 c47e9f60 c05992c0 c0598c2c
 1410 15:24:20.822093  [   97.338802] 9f60: 00000000 00000000 c47e9fac 26ced103 00000004 00000004 b6f58e00 00000004
 1411 15:24:20.829662  [   97.347010] 9f80: c03002e4 c47e8000 c47e9fa4 c47e9f98 c0599350 c0599258 00000000 c47e9fa8
 1412 15:24:20.841152  [   97.355217] 9fa0: c03000c0 c0599344 00000004 00000004 00000001 b6e11000 00000004 00000000
 1413 15:24:20.847487  [   97.363424] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1414 15:24:20.856104  [   97.371632] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000
 1415 15:24:20.858481  [   97.379828] Backtrace: 
 1416 15:24:20.865518  [   97.382331] [<c0c2faec>] (lkdtm_BUG) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1417 15:24:20.872413  [   97.389942] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1418 15:24:20.880413  [   97.397989] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1419 15:24:20.889720  [   97.405940]  r9:c47e9f60 r8:c52ec3c0 r7:00000004 r6:b6e11000 r5:c2fc9540 r4:c0c2f960
 1420 15:24:20.898080  [   97.413723] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1421 15:24:20.905080  [   97.421584]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e11000 r5:c2fc9540 r4:00000000
 1422 15:24:20.912862  [   97.429359] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1423 15:24:20.920474  [   97.436525]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c47e8000 r5:c2fc9540
 1424 15:24:20.921439  [   97.444373]  r4:c2fc9540
 1425 15:24:20.929236  [   97.446939] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1426 15:24:20.936312  [   97.454103]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000004 r4:00000004
 1427 15:24:20.943986  [   97.461882] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1428 15:24:20.949805  [   97.469472] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1429 15:24:20.957409  [   97.474552] 9fa0:                   00000004 00000004 00000001 b6e11000 00000004 00000000
 1430 15:24:20.965472  [   97.482761] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1431 15:24:20.967674  
 1432 15:24:20.971448  [   97.490963] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6
 1433 15:24:20.976585  [   97.496045] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1434 15:24:20.982829  [   97.502171] ---[ end trace a80c4e28b0995df7 ]---
 1435 15:24:20.990998  [   97.506817] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1436 15:24:20.998379  [   97.515714] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 802, name: cat
 1437 15:24:21.002618  [   97.523388] INFO: lockdep is turned off.
 1438 15:24:21.006450  [   97.527330] irq event stamp: 1456
 1439 15:24:21.014862  [   97.530687] hardirqs last  enabled at (1455): [<c03d50e0>] console_unlock+0x4b0/0x6c0
 1440 15:24:21.020727  [   97.538549] hardirqs last disabled at (1456): [<c0300c60>] __und_svc+0x60/0x6c
 1441 15:24:21.028337  [   97.545807] softirqs last  enabled at (960): [<c10c0b54>] release_sock+0x8c/0xa8
 1442 15:24:21.037312  [   97.553229] softirqs last disabled at (958): [<c10c0af0>] release_sock+0x28/0xa8
 1443 15:24:21.043979  [   97.560654] CPU: 2 PID: 802 Comm: cat Tainted: G      D           5.10.158-cip21 #1
 1444 15:24:21.049333  [   97.568330] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1445 15:24:21.052710  [   97.574876] Backtrace: 
 1446 15:24:21.061864  [   97.577378] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 1447 15:24:21.067686  [   97.584976]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f5f4
 1448 15:24:21.073195  [   97.590669] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 1449 15:24:21.084482  [   97.598021] [<c13534a4>] (dump_stack) from [<c038e56c>] (___might_sleep+0x1b0/0x2c0)
 1450 15:24:21.091316  [   97.605796]  r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c905c r4:c47e8000
 1451 15:24:21.095941  [   97.613572] [<c038e3bc>] (___might_sleep) from [<c038e6ec>] (__might_sleep+0x70/0xb0)
 1452 15:24:21.100567  [   97.621427]  r6:00000000 r5:00000031 r4:c19c905c
 1453 15:24:21.108751  [   97.626091] [<c038e67c>] (__might_sleep) from [<c036cd68>] (exit_signals+0x4c/0x3fc)
 1454 15:24:21.112879  [   97.633861]  r6:00000001 r5:c47e8000 r4:c5ac0000
 1455 15:24:21.120346  [   97.638525] [<c036cd1c>] (exit_signals) from [<c035bb84>] (do_exit+0x10c/0xb4c)
 1456 15:24:21.128490  [   97.645862]  r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c5ac0000
 1457 15:24:21.133805  [   97.652600] [<c035ba78>] (do_exit) from [<c030ea88>] (die+0x374/0x380)
 1458 15:24:21.134903  
 1459 15:24:21.136798  [   97.659148]  r7:c1e0facc
 1460 15:24:21.143276  [   97.661712] [<c030e714>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)
 1461 15:24:21.151908  [   97.668792]  r10:00000004 r9:c47e8000 r8:c15e8784 r7:00000000 r6:c47e9dc8 r5:c0c2fb00
 1462 15:24:21.155496  [   97.676642]  r4:e7f001f2
 1463 15:24:21.161586  [   97.679211] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1464 15:24:21.166685  [   97.687147] Exception stack(0xc47e9dc8 to 0xc47e9e10)
 1465 15:24:21.178430  [   97.692229] 9dc0:                   c15e878c ef7ab5e0 26ced103 c0c2faec 00000001 c6ffb000
 1466 15:24:21.185635  [   97.700442] 9de0: 00000004 c47e9f60 c15e8784 c1acc8c8 00000004 c47e9e64 c47e9e68 c47e9e58
 1467 15:24:21.189561  [   97.708644] 9e00: c0c2f580 c0c2fb00 a00e0013 ffffffff
 1468 15:24:21.194263  [   97.713721]  r7:c47e9dfc r6:ffffffff r5:a00e0013 r4:c0c2fb04
 1469 15:24:21.201434  [   97.719422] [<c0c2faec>] (lkdtm_BUG) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1470 15:24:21.213462  [   97.727027] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1471 15:24:21.218546  [   97.735070] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1472 15:24:21.225236  [   97.743017]  r9:c47e9f60 r8:c52ec3c0 r7:00000004 r6:b6e11000 r5:c2fc9540 r4:c0c2f960
 1473 15:24:21.233642  [   97.750797] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1474 15:24:21.241748  [   97.758656]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e11000 r5:c2fc9540 r4:00000000
 1475 15:24:21.248868  [   97.766431] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1476 15:24:21.256641  [   97.773596]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c47e8000 r5:c2fc9540
 1477 15:24:21.258250  [   97.781443]  r4:c2fc9540
 1478 15:24:21.260363  
 1479 15:24:21.265601  [   97.784009] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1480 15:24:21.273456  [   97.791173]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000004 r4:00000004
 1481 15:24:21.282652  [   97.798946] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1482 15:24:21.287977  [   97.806536] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1483 15:24:21.295135  [   97.811615] 9fa0:                   00000004 00000004 00000001 b6e11000 00000004 00000000
 1484 15:24:21.302568  [   97.819823] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1485 15:24:21.307487  [   97.828026] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6
 1486 15:24:21.314368  # Segmentation fault
 1487 15:24:21.386884  # [   97.141633] lkdtm: Performing direct entry BUG
 1488 15:24:21.391356  # [   97.146414] ------------[ cut here ]------------
 1489 15:24:21.397436  # [   97.151052] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1490 15:24:21.401666  # [   97.156302] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1491 15:24:21.432361  # [   97.161463] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1492 15:24:21.437373  # [   97.190757] CPU: 2 PID: 802 Comm: cat Not tainted 5.10.158-cip21 #1
 1493 15:24:21.444626  # [   97.197046] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1494 15:24:21.447655  # [   97.203621] PC is at lkdtm_BUG+0x14/0x18
 1495 15:24:21.452387  # [   97.207577] LR is at lkdtm_do_action+0x2c/0x4c
 1496 15:24:21.462666  # [   97.212045] pc : [<c0c2fb00>]    lr : [<c0c2f580>]    psr: a00e0013
 1497 15:24:21.464597  # [   97.218333] sp : c47e9e58  ip : c47e9e68  fp : c47e9e64
 1498 15:24:21.471793  # [   97.223580] r10: 00000004  r9 : c1acc8c8  r8 : c15e8784
 1499 15:24:21.476699  # [   97.228827] r7 : c47e9f60  r6 : 00000004  r5 : c6ffb000  r4 : 00000001
 1500 15:24:21.483204  # [   97.235375] r3 : c0c2faec  r2 : 26ced103  r1 : ef7ab5e0  r0 : c15e878c
 1501 15:24:21.490020  # [   97.241929] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1502 15:24:21.494003  
 1503 15:24:21.496451  # [   97.249086] Control: 10c5387d  Table: 1484c04a  DAC: 00000051
 1504 15:24:21.502929  # [   97.254857] Process cat (pid: 802, stack limit = 0x566d66dc)
 1505 15:24:21.507703  # [   97.260541] Stack: (0xc47e9e58 to 0xc47ea000)
 1506 15:24:21.516712  # [   97.264925] 9e40:                                                       c47e9e74 c47e9e68
 1507 15:24:21.524775  # [   97.273135] 9e60: c0c2f580 c0c2faf8 c47e9e9c c47e9e78 c0c2fa80 c0c2f560 c0c2f960 c2fc9540
 1508 15:24:21.533605  # [   97.281343] 9e80: b6e11000 00000004 c52ec3c0 c47e9f60 c47e9ec4 c47e9ea0 c07f6400 c0c2f96c
 1509 15:24:21.541737  # [   97.289553] 9ea0: 00000000 c2fc9540 b6e11000 c2816000 c47e9f60 c07f639c c47e9f5c c47e9ec8
 1510 15:24:21.549386  # [   97.297763] 9ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c47e8000
 1511 15:24:21.559311  # [   97.305970] 9ee0: b6e11000 00020000 00000004 00000004 0001fffc c47e9ee0 00000001 b6e10000
 1512 15:24:21.565982  # [   97.314178] 9f00: c2fc88c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1513 15:24:21.573662  # [   97.322385] 9f20: 00000000 00000000 c136f2a0 26ced103 c205c500 c2fc9540 c2fc9540 c47e8000
 1514 15:24:21.583827  # [   97.330594] 9f40: b6e11000 00000000 00000000 00000004 c47e9f94 c47e9f60 c05992c0 c0598c2c
 1515 15:24:21.589693  # [   97.338802] 9f60: 00000000 00000000 c47e9fac 26ced103 00000004 00000004 b6f58e00 00000004
 1516 15:24:21.599280  # [   97.347010] 9f80: c03002e4 c47e8000 c47e9fa4 c47e9f98 c0599350 c0599258 00000000 c47e9fa8
 1517 15:24:21.608946  # [   97.355217] 9fa0: c03000c0 c0599344 00000004 00000004 00000001 b6e11000 00000004 00000000
 1518 15:24:21.615530  # [   97.363424] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1519 15:24:21.623862  # [   97.371632] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6 800e0030 00000001 00000000 00000000
 1520 15:24:21.625837  # [   97.379828] Backtrace: 
 1521 15:24:21.635560  # [   97.382331] [<c0c2faec>] (lkdtm_BUG) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1522 15:24:21.643247  # [   97.389942] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1523 15:24:21.651339  # [   97.397989] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1524 15:24:21.657411  # [   97.405940]  r9:c47e9f60 r8:c52ec3c0 r7:00000004 r6:b6e11000 r5:c2fc9540 r4:c0c2f960
 1525 15:24:21.666459  # [   97.413723] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1526 15:24:21.673667  # [   97.421584]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e11000 r5:c2fc9540 r4:00000000
 1527 15:24:21.680437  # [   97.429359] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1528 15:24:21.689110  # [   97.436525]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c47e8000 r5:c2fc9540
 1529 15:24:21.692891  # [   97.444373]  r4:c2fc9540
 1530 15:24:21.700723  # [   97.446939] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1531 15:24:21.707625  # [   97.454103]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000004 r4:00000004
 1532 15:24:21.715825  # [   97.461882] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1533 15:24:21.719734  # [   97.469472] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1534 15:24:21.728812  # [   97.474552] 9fa0:                   00000004 00000004 00000001 b6e11000 00000004 00000000
 1535 15:24:21.738005  # [   97.482761] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1536 15:24:21.745638  # [   97.490963] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6
 1537 15:24:21.749851  # [   97.496045] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1538 15:24:21.753995  # [   97.502171] ---[ end trace a80c4e28b0995df7 ]---
 1539 15:24:21.759979  # [   97.506817] BUG: sleep[   98.279487] lkdtm: Performing direct entry WARNING
 1540 15:24:21.769929  ing function called from invalid [   98.284749] ------------[ cut here ]------------
 1541 15:24:21.778482  context at include/linux/percpu-r[   98.292493] WARNING: CPU: 2 PID: 873 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1542 15:24:21.779645  wsem.h:49
 1543 15:24:21.809828  # [   97.515714] in_at[   98.303593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1544 15:24:21.821983  omic(): 0, irqs_disabled(): 128, [   98.335360] CPU: 2 PID: 873 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1545 15:24:21.830090  non_block: 0, pid: 802, name: cat[   98.345771] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1546 15:24:21.830668  
 1547 15:24:21.837844  # [   97.523388] INFO: lockdep [   98.355161] Backtrace: 
 1548 15:24:21.838169  is turned off.
 1549 15:24:21.848054  # [   97.527330] [   98.360488] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 1550 15:24:21.848494  irq event stamp: 1456
 1551 15:24:21.855926  # [   97.5[   98.370910]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 1552 15:24:21.863930  30687] hardirqs last  enabled at [   98.379435] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 1553 15:24:21.865611  
 1554 15:24:21.874523  (1455): [<c03d50e0>] console_unlo[   98.389610] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1555 15:24:21.878286  ck+0x4b0/0x6c0
 1556 15:24:21.884827  # [   97.538549] [   98.399428]  r9:00000009 r8:c0c2fb4c r7:00000053 r6:00000009 r5:c0c2fb4c r4:c1accf84
 1557 15:24:21.896038  hardirqs last disabled at (1456):[   98.410036] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 1558 15:24:21.906189   [<c0300c60>] __und_svc+0x60/0x6c[   98.420377]  r7:00000053 r6:c1accf84 r5:00000000 r4:c47e8000
 1559 15:24:21.906440  
 1560 15:24:21.916744  # [   97.545807] softirqs last [   98.428906] [<c134d4a0>] (warn_slowpath_fmt) from [<c0c2fb4c>] (lkdtm_WARNING+0x48/0x4c)
 1561 15:24:21.929714   enabled at (960): [<c10c0b54>] r[   98.439853]  r9:c1acc8cc r8:c15e8784 r7:c47e9f60 r6:00000008 r5:c6ff8000 r4:00000002
 1562 15:24:21.929946  elease_sock+0x8c/0xa8
 1563 15:24:21.935674  # [   97.5[   98.450461] [<c0c2fb04>] (lkdtm_WARNING) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1564 15:24:21.950310  53229] softirqs last disabled at [   98.461240] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1565 15:24:21.957532  (958): [<c10c0af0>] release_sock+[   98.472109] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1566 15:24:21.958654  0x28/0xa8
 1567 15:24:21.968557  # [   97.560654] CPU: [   98.482880]  r9:c47e9f60 r8:c52ec3c0 r7:00000008 r6:b6e2a000 r5:c5c76780 r4:c0c2f960
 1568 15:24:21.979709  2 PID: 802 Comm: cat Tainted: G  [   98.493491] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1569 15:24:21.993155      D           5.10.158-cip21 #1[   98.504178]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e2a000 r5:c5c76780 r4:00000000
 1570 15:24:21.993493  
 1571 15:24:22.000639  # [   97.568330] Hardware name:[   98.514785] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1572 15:24:22.009863   Freescale i.MX6 Quad/DualLite (D[   98.524783]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c47e8000 r5:c5c76780
 1573 15:24:22.012666  [   98.535469]  r4:c5c76780
 1574 15:24:22.021534  [   98.538012] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1575 15:24:22.021856  evice Tree)
 1576 15:24:22.037981  # [   97.574876] Bac[   98.545156]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000008 r4:00000008
 1577 15:24:22.045620  [   98.555762] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1578 15:24:22.045870  [   98.563335] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1579 15:24:22.052672  [   98.568396] 9fa0:                   00000008 00000008 00000001 b6e2a000 00000008 00000000
 1580 15:24:22.052993  ktrace: 
 1581 15:24:22.062025  # [   97.577378] [<c134[   98.576583] 9fc0: 00000008 00000008 b6f71e00 00000004 00000001 00000000 00020000 bea24a54
 1582 15:24:22.068357  [   98.587619] 9fe0: 00000004 bea24788 b6edc4cf b6e627e6
 1583 15:24:22.075296  c044>] (dump_backtrace) from [<c1[   98.592741] irq event stamp: 0
 1584 15:24:22.078422  34c404>] (show_stack+0x20/0x24)
 1585 15:24:22.081387  [   98.598624] hardirqs last  enabled at (0): [<00000000>] 0x0
 1586 15:24:22.084136  
 1587 15:24:22.092700  # [   97.584976]  r7:ffffffff r6:[   98.607093] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1588 15:24:22.096922  600e0093 r5:00000000 r4:c1f0f5f4
 1589 15:24:22.103153  [   98.617464] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1590 15:24:22.104113  
 1591 15:24:22.113114  # [   97.590669] [<c134c3e4>] (s[   98.627827] softirqs last disabled at (0): [<00000000>] 0x0
 1592 15:24:22.120507  how_stack) from [<c1353584>] (dum[   98.636261] ---[ end trace a80c4e28b0995df8 ]---
 1593 15:24:22.120853  p_stack+0xe0/0x100)
 1594 15:24:22.128359  # [   97.598021] [<c13534a4>] (dump_stack) from [<c038e56c>] (___might_sleep+0x1b0/0x2c0)
 1595 15:24:22.137607  # [   97.605796]  r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19c905c r4:c47e8000
 1596 15:24:22.144589  # [   97.613572] [<c038e3bc>] (___might_sleep) from [<c038e6ec>] (__might_sleep+0x70/0xb0)
 1597 15:24:22.149566  # [   97.621427]  r6:00000000 r5:00000031 r4:c19c905c
 1598 15:24:22.158355  # [   97.626091] [<c038e67c>] (__might_sleep) from [<c036cd68>] (exit_signals+0x4c/0x3fc)
 1599 15:24:22.163355  # [   97.633861]  r6:00000001 r5:c47e8000 r4:c5ac0000
 1600 15:24:22.169510  # [   97.638525] [<c036cd1c>] (exit_signals) from [<c035bb84>] (do_exit+0x10c/0xb4c)
 1601 15:24:22.178673  # [   97.645862]  r8:0000000b r7:c1e0facc r6:ffffe000 r5:00000000 r4:c5ac0000
 1602 15:24:22.182415  # [   97.652600] [<c035ba78>] (do_exit) from [<c030ea88>] (die+0x374/0x380)
 1603 15:24:22.185430  # [   97.659148]  r7:c1e0facc
 1604 15:24:22.192488  # [   97.661712] [<c030e714>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)
 1605 15:24:22.203506  # [   97.668792]  r10:00000004 r9:c47e8000 r8:c15e8784 r7:00000000 r6:c47e9dc8 r5:c0c2fb00
 1606 15:24:22.203764  # [   97.676642]  r4:e7f001f2
 1607 15:24:22.213299  # [   97.679211] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1608 15:24:22.218661  # [   97.687147] Exception stack(0xc47e9dc8 to 0xc47e9e10)
 1609 15:24:22.225611  # [   97.692229] 9dc0:                   c15e878c ef7ab5e0 26ced103 c0c2faec 00000001 c6ffb000
 1610 15:24:22.233649  # [   97.700442] 9de0: 00000004 c47e9f60 c15e8784 c1acc8c8 00000004 c47e9e64 c47e9e68 c47e9e58
 1611 15:24:22.239174  # [   97.708644] 9e00: c0c2f580 c0c2fb00 a00e0013 ffffffff
 1612 15:24:22.244816  # [   97.713721]  r7:c47e9dfc r6:ffffffff r5:a00e0013 r4:c0c2fb04
 1613 15:24:22.251654  # [   97.719422] [<c0c2faec>] (lkdtm_BUG) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1614 15:24:22.260916  # [   97.727027] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1615 15:24:22.271426  # [   97.735070] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1616 15:24:22.276574  # [   97.743017]  r9:c47e9f60 r8:c52ec3c0 r7:00000004 r6:b6e11000 r5:c2fc9540 r4:c0c2f960
 1617 15:24:22.285648  # [   97.750797] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1618 15:24:22.292551  # [   97.758656]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e11000 r5:c2fc9540 r4:00000000
 1619 15:24:22.299083  # [   97.766431] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1620 15:24:22.299956  
 1621 15:24:22.308666  # [   97.773596]  r10:00000004 r9:00000000 r8:00000000 r7:b6e11000 r6:c47e8000 r5:c2fc9540
 1622 15:24:22.313358  # [   97.781443]  r4:c2fc9540
 1623 15:24:22.318202  # [   97.784009] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1624 15:24:22.328062  # [   97.791173]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f58e00 r5:00000004 r4:00000004
 1625 15:24:22.336558  # [   97.798946] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1626 15:24:22.338820  # [   97.806536] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1627 15:24:22.352032  # [   97.811615] 9fa0:                   00000004 00000004 00000001 b6e11000 00000004 00000000
 1628 15:24:22.358623  # [   97.819823] 9fc0: 00000004 00000004 b6f58e00 00000004 00000001 00000000 00020000 bed98a54
 1629 15:24:22.361746  # [   97.828026] 9fe0: 00000004 bed98788 b6ec34cf b6e497e6
 1630 15:24:22.363843  # BUG: saw 'kernel BUG at': ok
 1631 15:24:22.368001  ok 2 selftests: lkdtm: BUG.sh
 1632 15:24:22.368320  # selftests: lkdtm: WARNING.sh
 1633 15:24:22.369553  
 1634 15:24:22.372817  # [   98.279487] lkdtm: Performing direct entry WARNING
 1635 15:24:22.379064  # [   98.284749] ------------[ cut here ]------------
 1636 15:24:22.387472  # [   98.292493] WARNING: CPU: 2 PID: 873 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1637 15:24:22.415536  # [   98.303593] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1638 15:24:22.424175  # [   98.335360] CPU: 2 PID: 873 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1639 15:24:22.434505  # [   98.345771] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1640 15:24:22.434849  # [   98.355161] Backtrace: 
 1641 15:24:22.441302  # [   98.360488] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 1642 15:24:22.448608  # [   98.370910]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 1643 15:24:22.454844  # [   98.37[   98.971949] lkdtm: Performing direct entry WARNING_MESSAGE
 1644 15:24:22.459729  9435] [<c134c3e4>] (show_stack) f[   98.977791] ------------[ cut here ]------------
 1645 15:24:22.472835  rom [<c1353584>] (dump_stack+0xe0[   98.985227] WARNING: CPU: 2 PID: 908 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1646 15:24:22.473086  /0x100)
 1647 15:24:22.479679  # [   98.389610] [<c1353[   98.997315] Warning message trigger count: 2
 1648 15:24:22.511365  4a4>] (dump_stack) from [<c03566f[   99.004331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1649 15:24:22.513851  0>] (__warn+0xfc/0x16c)
 1650 15:24:22.522657  # [   98[   99.036087] CPU: 2 PID: 908 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1651 15:24:22.533354  .399428]  r9:00000009 r8:c0c2fb4c[   99.046551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1652 15:24:22.536712   r7:00000053 r6:00000009 r5:c0c2f[   99.055943] Backtrace: 
 1653 15:24:22.537612  b4c r4:c1accf84
 1654 15:24:22.546922  # [   98.410036][   99.061269] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 1655 15:24:22.556740   [<c03565f4>] (__warn) from [<c13[   99.071691]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 1656 15:24:22.566467  4d528>] (warn_slowpath_fmt+0x8c/0[   99.080214] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 1657 15:24:22.566706  xa8)
 1658 15:24:22.575322  # [   98.420377]  r7:000000[   99.090387] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1659 15:24:22.588172  53 r6:c1accf84 r5:00000000 r4:c47[   99.100207]  r9:00000009 r8:c0c2fb9c r7:00000058 r6:00000009 r5:c0c2fb9c r4:c1accf84
 1660 15:24:22.588419  e8000
 1661 15:24:22.598520  # [   98.428906] [<c134d4a[   99.110816] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 1662 15:24:22.605663  0>] (warn_slowpath_fmt) from [<c0[   99.121156]  r7:00000058 r6:c1accf84 r5:c1accfa0 r4:c5f6a000
 1663 15:24:22.616357  c2fb4c>] (lkdtm_WARNING+0x48/0x4c[   99.129687] [<c134d4a0>] (warn_slowpath_fmt) from [<c0c2fb9c>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1664 15:24:22.618087  )
 1665 15:24:22.628993  # [   98.439853]  r9:c1acc8cc [   99.141327]  r9:c1acc8d4 r8:c15e8784 r7:c5f6bf60 r6:00000010 r5:c6ff8000 r4:00000003
 1666 15:24:22.642913  r8:c15e8784 r7:c47e9f60 r6:000000[   99.151937] [<c0c2fb50>] (lkdtm_WARNING_MESSAGE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1667 15:24:22.643160  08 r5:c6ff8000 r4:00000002
 1668 15:24:22.648796  # [  [   99.163410] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1669 15:24:22.659787   98.450461] [<c0c2fb04>] (lkdtm_W[   99.174278] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1670 15:24:22.674103  ARNING) from [<c0c2f580>] (lkdtm_[   99.185051]  r9:c5f6bf60 r8:c52ec3c0 r7:00000010 r6:b6eae000 r5:c5bdec80 r4:c0c2f960
 1671 15:24:22.674351  do_action+0x2c/0x4c)
 1672 15:24:22.681253  # [   98.46[   99.195660] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1673 15:24:22.692552  1240] [<c0c2f554>] (lkdtm_do_acti[   99.206349]  r9:c07f639c r8:c5f6bf60 r7:c2816000 r6:b6eae000 r5:c5bdec80 r4:00000000
 1674 15:24:22.702930  on) from [<c0c2fa80>] (direct_ent[   99.216957] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1675 15:24:22.703578  ry+0x120/0x18c)
 1676 15:24:22.712045  # [   98.472109][   99.226953]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c5f6a000 r5:c5bdec80
 1677 15:24:22.719076   [<c0c2f960>] (direct_entry) from[   99.237642]  r4:c5bdec80
 1678 15:24:22.727907   [<c07f6400>] (full_proxy_write+0[   99.243043] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1679 15:24:22.731205  x64/0x94)
 1680 15:24:22.739971  # [   98.482880]  r9:c[   99.253041]  r9:c5f6a000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000010 r4:00000010
 1681 15:24:22.750074  47e9f60 r8:c52ec3c0 r7:00000008 r[   99.263650] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1682 15:24:22.757574  6:b6e2a000 r5:c5c76780 r4:c0c2f96[   99.274073] Exception stack(0xc5f6bfa8 to 0xc5f6bff0)
 1683 15:24:22.757816  0
 1684 15:24:22.767903  # [   98.493491] [<c07f639c>] [   99.281993] bfa0:                   00000010 00000010 00000001 b6eae000 00000010 00000000
 1685 15:24:22.782784  (full_proxy_write) from [<c0598d2[   99.293033] bfc0: 00000010 00000010 b6ff5e00 00000004 00000001 00000000 00020000 becf3a54
 1686 15:24:22.786104  c>] (vfs_write+0x10c/0x524)
 1687 15:24:22.789536  # [ [   99.304069] bfe0: 00000004 becf3788 b6f604cf b6ee67e6
 1688 15:24:22.793198    98.504178]  r9:c07f639c r8:c47e[   99.312049] irq event stamp: 0
 1689 15:24:22.800896  9f60 r7:c2816000 r6:b6e2a000 r5:c[   99.317931] hardirqs last  enabled at (0): [<00000000>] 0x0
 1690 15:24:22.805210  5c76780 r4:00000000
 1691 15:24:22.811233  # [   98.514[   99.326370] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1692 15:24:22.822718  785] [<c0598c20>] (vfs_write) fro[   99.336730] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1693 15:24:22.831432  m [<c05992c0>] (ksys_write+0x74/0[   99.347061] softirqs last disabled at (0): [<00000000>] 0x0
 1694 15:24:22.831669  xec)
 1695 15:24:22.841292  # [   98.524783]  r10:00000[   99.355467] ---[ end trace a80c4e28b0995df9 ]---
 1696 15:24:22.842992  004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c47e8000 r5:c5c76780
 1697 15:24:22.845950  
 1698 15:24:22.846796  # [   98.535469]  r4:c5c76780
 1699 15:24:22.856100  # [   98.538012] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1700 15:24:22.860852  # [   98.545156]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f71e00 r5:00000008 r4:00000008
 1701 15:24:22.861872  
 1702 15:24:22.869921  # [   98.555762] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1703 15:24:22.875500  # [   98.563335] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 1704 15:24:22.885177  # [   98.568396] 9fa0:                   00000008 00000008 00000001 b6e2a000 00000008 00000000
 1705 15:24:22.893709  # [   98.576583] 9fc0: 00000008 00000008 b6f71e00 00000004 00000001 00000000 00020000 bea24a54
 1706 15:24:22.896291  # [   98.587619] 9fe0: 00000004 bea24788 b6edc4cf b6e627e6
 1707 15:24:22.899774  # [   98.592741] irq event stamp: 0
 1708 15:24:22.906435  # [   98.598624] hardirqs last  enabled at (0): [<00000000>] 0x0
 1709 15:24:22.916620  # [   98.607093] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1710 15:24:22.920894  # [   98.617464] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1711 15:24:22.926808  # [   98.627827] softirqs last disabled at (0): [<00000000>] 0x0
 1712 15:24:22.933088  # [   98.636261] ---[ end trace a80c4e28b0995df8 ]---
 1713 15:24:22.984103  # WARNING: saw 'WARNING:': ok
 1714 15:24:22.984655  ok 3 selftests: lkdtm: WARNING.sh
 1715 15:24:22.985358  # selftests: lkdtm: WARNING_MESSAGE.sh
 1716 15:24:22.985586  # [   98.971949] lkdtm: Performing direct entry WARNING_MESSAGE
 1717 15:24:22.985902  # [   98.977791] ------------[ cut here ]------------
 1718 15:24:22.986260  # [   98.985227] WARNING: CPU: 2 PID: 908 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1719 15:24:22.986589  # [   98.997315] Warning message trigger count: 2
 1720 15:24:22.994848  # [   99.004331] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1721 15:24:23.001426  # [   99.036087] CPU: 2 PID: 908 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1722 15:24:23.008023  # [   99.046551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1723 15:24:23.010004  # [   99.055943] Backtrace: 
 1724 15:24:23.017532  # [   99.061269] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 1725 15:24:23.024287  # [   99.071691]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 1726 15:24:23.034442  # [   99.080214] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 1727 15:24:23.038707  # [   99.090387] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1728 15:24:23.045988  # [   99.100207]  r9:00000009 r8:c0c2fb9c r7:00000058 r6:00000009 r5:c0c2fb9c r4:c1accf84
 1729 15:24:23.053544  # [   99.110816] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 1730 15:24:23.058836  
 1731 15:24:23.061444  # [   99.121156]  r7:00000058 r6:c1accf84 r5:c1accfa0 r4:c5f6a000
 1732 15:24:23.068486  # [   99.129687] [<c134d4a0>] (warn_slowpath_fmt) from [<c0c2fb9c>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1733 15:24:23.122226  # [   99.141327]  r9:c1acc8d4 r8:c15e8784 r7:c5f6bf60 r6:00000010 r5:c6ff8000 r4:00000003
 1734 15:24:23.122766  # [   99.151937] [<c0c2fb50>] (lkdtm_WARNING_MESSAGE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1735 15:24:23.122974  # [   99.163410] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1736 15:24:23.123183  # [   99.174278] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1737 15:24:23.123553  # [   99.185051]  r9:c5f6bf60 r8:c52ec3c0 r7:00000010 r6:b6eae000 r5:c5bdec80 r4:c0c2f960
 1738 15:24:23.123742  # [   99.195660] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1739 15:24:23.124989  # [   99.206349]  r9:c07f639c r8:c5f6bf60 r7:c2816000 r6:b6eae000 r5:c5bdec80 r4:00000000
 1740 15:24:23.133656  # [   99.216957] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1741 15:24:23.140568  # [   99.226953]  r10:00000004 r9:00000000 r8:00000000 r7:b6eae000 r6:c5f6a000 r5:c5bdec80
 1742 15:24:23.143660  # [   99.237642]  r4:c5bdec80
 1743 15:24:23.150708  # [   99.243043] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1744 15:24:23.160993  # [   99.253041]  r9:c5f6a000 r8:c03002e4 r7:00000004 r6:b6ff5e00 r5:00000010 r4:00000010
 1745 15:24:23.168508  # [   99.263650] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1746 15:24:23.171864  # [   99.274073] Exception stack(0xc5f6bfa8 to 0xc5f6bff0)
 1747 15:24:23.178506  # [   99.696240] lkdtm: Performing direct entry EXCEPTION
 1748 15:24:23.184824  [   99.281993] bfa0:             [   99.701928] 8<--- cut here ---
 1749 15:24:23.194730        00000010 00000010 00000001 [   99.708016] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1750 15:24:23.198441  b6eae000 00000010 00000000
 1751 15:24:23.201598  # [  [   99.718950] pgd = 95d690e0
 1752 15:24:23.206061   99.293033] bfc0: 00000010 000000[   99.724488] [00000000] *pgd=00000000
 1753 15:24:23.213033  10 b6ff5e00 00000004 00000001 000[   99.730962] Internal error: Oops: 805 [#2] SMP ARM
 1754 15:24:23.283899  [   99.738580] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1755 15:24:23.284435  [   99.767613] CPU: 0 PID: 940 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1756 15:24:23.284738  [   99.775274] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1757 15:24:23.284991  [   99.781819] PC is at lkdtm_EXCEPTION+0x18/0x20
 1758 15:24:23.285268  [   99.786272] LR is at lkdtm_do_action+0x2c/0x4c
 1759 15:24:23.286417  [   99.790720] pc : [<c0c2fbbc>]    lr : [<c0c2f580>]    psr: a00e0013
 1760 15:24:23.286717  [   99.796992] sp : c5a0fe58  ip : c5a0fe68  fp : c5a0fe64
 1761 15:24:23.286989  [   99.802222] r10: 0000000a  r9 : c1acc8e4  r8 : c15e8784
 1762 15:24:23.291413  [   99.807450] r7 : c5a0ff60  r6 : 0000000a  r5 : c5bc1000  r4 : 00000004
 1763 15:24:23.295034  [   99.813981] r3 : 00000000  r2 : 8e7c4431  r1 : ef7815e0  r0 : c15e87a4
 1764 15:24:23.303507  [   99.820515] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1765 15:24:23.308776  [   99.827655] Control: 10c5387d  Table: 16fc804a  DAC: 00000051
 1766 15:24:23.314765  [   99.833406] Process cat (pid: 940, stack limit = 0xef15d334)
 1767 15:24:23.318892  [   99.839071] Stack: (0xc5a0fe58 to 0xc5a10000)
 1768 15:24:23.329165  [   99.843435] fe40:                                                       c5a0fe74 c5a0fe68
 1769 15:24:23.336556  [   99.851622] fe60: c0c2f580 c0c2fbb0 c5a0fe9c c5a0fe78 c0c2fa80 c0c2f560 c0c2f960 c584da40
 1770 15:24:23.344605  [   99.859807] fe80: b6df1000 0000000a c52ec3c0 c5a0ff60 c5a0fec4 c5a0fea0 c07f6400 c0c2f96c
 1771 15:24:23.351368  [   99.867993] fea0: 00000000 c584da40 b6df1000 c2816000 c5a0ff60 c07f639c c5a0ff5c c5a0fec8
 1772 15:24:23.361282  [   99.876178] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5c5e4 c05992c0 c5a0e000
 1773 15:24:23.367859  [   99.884365] fee0: b6df1000 00020000 00000004 0000000a 0001fff6 c5a0fee0 00000001 00000805
 1774 15:24:23.376839  [   99.892550] ff00: c5bdf180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1775 15:24:23.387189  [   99.900735] ff20: 00000000 00000000 c5a0e000 8e7c4431 b6df0000 c584da40 c584da40 c5a0e000
 1776 15:24:23.392016  [   99.908922] ff40: b6df1000 00000000 00000000 00000004 c5a0ff94 c5a0ff60 c05992c0 c0598c2c
 1777 15:24:23.400160  [   99.917106] ff60: 00000000 00000000 c5a0ffac 8e7c4431 0000000a 0000000a b6f38e00 00000004
 1778 15:24:23.408892  [   99.925292] ff80: c03002e4 c5a0e000 c5a0ffa4 c5a0ff98 c0599350 c0599258 00000000 c5a0ffa8
 1779 15:24:23.417659  [   99.933475] ffa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6df1000 0000000a 00000000
 1780 15:24:23.424853  [   99.941661] ffc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 be879a54
 1781 15:24:23.435113  [   99.949846] ffe0: 00000004 be879788 b6ea34cf b6e297e6 800e0030 00000001 00000000 00000000
 1782 15:24:23.436575  [   99.958027] Backtrace: 
 1783 15:24:23.443029  [   99.960493] [<c0c2fba4>] (lkdtm_EXCEPTION) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1784 15:24:23.451715  [   99.968597] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1785 15:24:23.459198  [   99.976616] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1786 15:24:23.466758  [   99.984542]  r9:c5a0ff60 r8:c52ec3c0 r7:0000000a r6:b6df1000 r5:c584da40 r4:c0c2f960
 1787 15:24:23.475000  [   99.992300] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1788 15:24:23.482903  [  100.000140]  r9:c07f639c r8:c5a0ff60 r7:c2816000 r6:b6df1000 r5:c584da40 r4:00000000
 1789 15:24:23.489926  [  100.007893] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1790 15:24:23.498018  [  100.015036]  r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c5a0e000 r5:c584da40
 1791 15:24:23.500327  [  100.022869]  r4:c584da40
 1792 15:24:23.515060  [  100.025414] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1793 15:24:23.515340  [  100.032556]  r9:c5a0e000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:0000000a r4:0000000a
 1794 15:24:23.524407  [  100.040311] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1795 15:24:23.529730  [  100.047884] Exception stack(0xc5a0ffa8 to 0xc5a0fff0)
 1796 15:24:23.535740  [  100.052944] ffa0:                   0000000a 0000000a 00000001 b6df1000 0000000a 00000000
 1797 15:24:23.544472  [  100.061128] ffc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 be879a54
 1798 15:24:23.550533  [  100.069311] ffe0: 00000004 be879788 b6ea34cf b6e297e6
 1799 15:24:23.555070  [  100.074371] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1800 15:24:23.556053  
 1801 15:24:23.560290  00000 00020000 becf3a54
 1802 15:24:23.566447  # [   99[  100.080535] ---[ end trace a80c4e28b0995dfa ]---
 1803 15:24:23.568717  .304069] bfe0: 00000004 becf3788 b6f604cf b6ee67e6
 1804 15:24:23.572477  # [   99.312049] irq event stamp: 0
 1805 15:24:23.577435  # [   99.317931] hardirqs last  enabled at (0): [<00000000>] 0x0
 1806 15:24:23.585646  # [   99.326370] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1807 15:24:23.591766  # [   99.336730] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1808 15:24:23.597030  # [   99.347061] softirqs last disabled at (0): [<00000000>] 0x0
 1809 15:24:23.598497  
 1810 15:24:23.602736  # [   99.355467] ---[ end trace a80c4e28b0995df9 ]---
 1811 15:24:23.607643  # WARNING_MESSAGE: saw 'message trigger': ok
 1812 15:24:23.610825  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1813 15:24:23.614310  # selftests: lkdtm: EXCEPTION.sh
 1814 15:24:23.614543  # Segmentation fault
 1815 15:24:23.660447  # [   99.696240] lkdtm: Performing direct entry EXCEPTION
 1816 15:24:23.662564  # [   99.701928] 8<--- cut here ---
 1817 15:24:23.670528  # [   99.708016] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1818 15:24:23.672684  # [   99.718950] pgd = 95d690e0
 1819 15:24:23.675932  
 1820 15:24:23.676973  # [   99.724488] [00000000] *pgd=00000000
 1821 15:24:23.683003  # [   99.730962] Internal error: Oops: 805 [#2] SMP ARM
 1822 15:24:23.713124  # [   99.738580] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 1823 15:24:23.720416  # [   99.767613] CPU: 0 PID: 940 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 1824 15:24:23.726285  # [   99.775274] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1825 15:24:23.730255  # [   99.781819] PC is at lkdtm_EXCEPTION+0x18/0x20
 1826 15:24:23.735971  # [   99.786272] LR is at lkdtm_do_action+0x2c/0x4c
 1827 15:24:23.742690  # [   99.790720] pc : [<c0c2fbbc>]    lr : [<c0c2f580>]    psr: a00e0013
 1828 15:24:23.747433  # [   99.796992] sp : c5a0fe58  ip : c5a0fe68  fp : c5a0fe64
 1829 15:24:23.753402  # [   99.802222] r10: 0000000a  r9 : c1acc8e4  r8 : c15e8784
 1830 15:24:23.760036  # [   99.807450] r7 : c5a0ff60  r6 : 0000000a  r5 : c5bc1000  r4 : 00000004
 1831 15:24:23.765529  # [   99.813981] r3 : 00000000  r2 : 8e7c4431  r1 : ef7815e0  r0 : c15e87a4
 1832 15:24:23.773921  # [   99.820515] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1833 15:24:23.779075  # [   99.827655] Control: 10c5387d  Table: 16fc804a  DAC: 00000051
 1834 15:24:23.787864  # [   99.833406] Process cat (pid: 940, stack limit = 0xef15d334)
 1835 15:24:23.789272  # [   99.839071] Stack: (0xc5a0fe58 to 0xc5a10000)
 1836 15:24:23.799671  # [   99.843435] fe40:                                                       c5a0fe74 c5a0fe68
 1837 15:24:23.806414  # [   99.851622] fe60: c0c2f580 c0c2fbb0 c5a0fe9c c5a0fe78 c0c2fa80 c0c2f560 c0c2f960 c584da40
 1838 15:24:23.816058  # [   99.859807] fe80: b6df1000 0000000a c52ec3c0 c5a0ff60 c5a0fec4 c5a0fea0 c07f6400 c0c2f96c
 1839 15:24:23.822978  # [   99.867993] fea0: 00000000 c584da40 b6df1000 c2816000 c5a0ff60 c07f639c c5a0ff5c c5a0fec8
 1840 15:24:23.832489  # [   99.876178] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5c5e4 c05992c0 c5a0e000
 1841 15:24:23.897173  # [   99.884365] fee0: b6df1000 00020000 00000004 0000000a 0001fff6 c5a0fee0 00000001 00000805
 1842 15:24:23.897700  # [   99.892550] ff00: c5bdf180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1843 15:24:23.897932  # [   99.900735] ff20: 00000000 00000000 c5a0e000 8e7c4431 b6df0000 c584da40 c584da40 c5a0e000
 1844 15:24:23.898166  # [   99.908922] ff40: b6df1000 00000000 00000000 00000004 c5a0ff94 c5a0ff60 c05992c0 c0598c2c
 1845 15:24:23.898379  # [   99.917106] ff60: 00000000 00000000 c5a0ffac 8e7c4431 0000000a 0000000a b6f38e00 00000004
 1846 15:24:23.898900  # [   99.925292] ff80: c03002e4 c5a0e000 c5a0ffa4 c5a0ff98 c0599350 c0599258 00000000 c5a0ffa8
 1847 15:24:23.899100  # [   99.933475] ffa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6df1000 0000000a 00000000
 1848 15:24:23.899321  # [   99.941661] ffc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 be879a54
 1849 15:24:23.905992  # [   99.949846] ffe0: 00000004 be879788 b6ea34cf b6e297e6 800e0030 00000001 00000000 00000000
 1850 15:24:23.908379  # [   99.958027] Backtrace: 
 1851 15:24:23.917435  # [   99.960493] [<c0c2fba4>] (lkdtm_EXCEPTION) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 1852 15:24:23.927515  # [   99.968597] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 1853 15:24:23.934114  # [   99.976616] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 1854 15:24:23.939996  # [   99.984542]  r9:c5a0ff60 r8:c52ec3c0 r7:0000000a r6:b6df1000 r5:c584da40 r4:c0c2f960
 1855 15:24:23.949898  # [   99.992300] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 1856 15:24:23.957491  # [  100.000140]  r9:c07f639c r8:c5a0ff60 r7:c2816000 r6:b6df1000 r5:c584da40 r4:00000000
 1857 15:24:23.964170  # [  100.007893] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 1858 15:24:23.974176  # [  100.015036]  r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c5a0e000 r5:c584da40
 1859 15:24:23.975628  # [  100.022869]  r4:c584da40
 1860 15:24:23.984569  # [  100.025414] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 1861 15:24:23.993860  # [  100.032556]  r9:c5a0e000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:0000000a r4:0000000a
 1862 15:24:23.997061  # [  100.040311] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1863 15:24:23.998980  
 1864 15:24:24.002680  # [  100.047884] Exception stack(0xc5a0ffa8 to 0xc5a0fff0)
 1865 15:24:24.013327  # [  100.052944] ffa0:                   0000000a 0000000a 00000001 b6df1000 0000000a 00000000
 1866 15:24:24.019177  # [  100.061128] ffc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 be879a54
 1867 15:24:24.026228  # [  100.069311] ffe0: 00000004 be879788 b6ea34cf b6e297e6
 1868 15:24:24.030640  # [  100.074371] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1869 15:24:24.035107  # [  100.080535] ---[ end trace a80c4e28b0995dfa ]---
 1870 15:24:24.036457  
 1871 15:24:24.039939  # EXCEPTION: missing 'call trace:': [FAIL]
 1872 15:24:24.043811  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1
 1873 15:24:24.045433  # selftests: lkdtm: LOOP.sh
 1874 15:24:24.262728  # Skipping LOOP: Hangs the system
 1875 15:24:24.271824  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1876 15:24:24.291649  # selftests: lkdtm: EXHAUST_STACK.sh
 1877 15:24:24.442986  # Skipping EXHAUST_STACK: Corrupts memory on failure
 1878 15:24:24.450628  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 1879 15:24:24.470048  # selftests: lkdtm: CORRUPT_STACK.sh
 1880 15:24:24.626827  # Skipping CORRUPT_STACK: Crashes entire system on success
 1881 15:24:24.639806  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 1882 15:24:24.660171  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 1883 15:24:24.816417  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 1884 15:24:24.824117  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 1885 15:24:24.842658  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 1886 15:24:25.041866  [  101.561610] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1887 15:24:25.049018  [  101.567296] lkdtm: attempting good list addition
 1888 15:24:25.051979  [  101.571930] lkdtm: attempting corrupted list addition
 1889 15:24:25.056920  [  101.577036] lkdtm: list_add() corruption not detected!
 1890 15:24:25.113656  # [  101.561610] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1891 15:24:25.118276  # [  101.567296] lkdtm: attempting good list addition
 1892 15:24:25.123934  # [  101.571930] lkdtm: attempting corrupted list addition
 1893 15:24:25.128948  # [  101.577036] lkdtm: list_add() corruption not detected!
 1894 15:24:25.143104  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 1895 15:24:25.143686  
 1896 15:24:25.165779  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 1897 15:24:25.184601  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 1898 15:24:25.389863  [  101.907970] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1899 15:24:25.392661  [  101.913569] lkdtm: attempting good list removal
 1900 15:24:25.400736  [  101.918178] lkdtm: attempting corrupted list removal
 1901 15:24:25.402350  
 1902 15:24:25.403208  [  101.923164] lkdtm: list_del() corruption not detected!
 1903 15:24:25.458836  # [  101.907970] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1904 15:24:25.464216  # [  101.913569] lkdtm: attempting good list removal
 1905 15:24:25.468095  # [  101.918178] lkdtm: attempting corrupted list removal
 1906 15:24:25.470892  # [  101.923164] lkdtm: list_del() corruption not detected!
 1907 15:24:25.480286  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 1908 15:24:25.501270  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 1909 15:24:25.521870  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 1910 15:24:25.708043  [  102.227183] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1911 15:24:25.714556  [  102.233502] lkdtm: attempting bad read from page below current stack
 1912 15:24:25.721059  [  102.240099] lkdtm: FAIL: accessed page before stack! (byte: 3a)
 1913 15:24:25.779736  # [  102.227183] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1914 15:24:25.785168  # [  102.233502] lkdtm: attempting bad read from page below current stack
 1915 15:24:25.790661  # [  102.240099] lkdtm: FAIL: accessed page before stack! (byte: 3a)
 1916 15:24:25.807262  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]
 1917 15:24:25.829938  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1
 1918 15:24:25.848879  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 1919 15:24:26.033814  [  102.552951] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1920 15:24:26.042141  [  102.559502] lkdtm: attempting bad read from page above current stack
 1921 15:24:26.046073  [  102.565897] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1922 15:24:26.115845  # [  102.552951] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1923 15:24:26.123970  # [  102.559502] lkdtm: attempting bad read from page above current stack
 1924 15:24:26.127234  # [  102.565897] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1925 15:24:26.140234  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]
 1926 15:24:26.162907  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1
 1927 15:24:26.182185  # selftests: lkdtm: UNSET_SMEP.sh
 1928 15:24:26.384897  [  102.905327] lkdtm: Performing direct entry UNSET_SMEP
 1929 15:24:26.389789  [  102.910529] lkdtm: XFAIL: this test is x86_64-only
 1930 15:24:26.443064  # [  102.905327] lkdtm: Performing direct entry UNSET_SMEP
 1931 15:24:26.448053  # [  102.910529] lkdtm: XFAIL: this test is x86_64-only
 1932 15:24:26.470488  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 1933 15:24:26.492661  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 1934 15:24:26.513091  # selftests: lkdtm: DOUBLE_FAULT.sh
 1935 15:24:26.703195  [  103.220535] lkdtm: Performing direct entry DOUBLE_FAULT
 1936 15:24:26.704783  [  103.225781] lkdtm: XFAIL: this test is ia32-only
 1937 15:24:26.765061  # [  103.220535] lkdtm: Performing direct entry DOUBLE_FAULT
 1938 15:24:26.768955  # [  103.225781] lkdtm: XFAIL: this test is ia32-only
 1939 15:24:26.788187  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 1940 15:24:26.807410  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 1941 15:24:26.826784  # selftests: lkdtm: CORRUPT_PAC.sh
 1942 15:24:27.017222  [  103.536506] lkdtm: Performing direct entry CORRUPT_PAC
 1943 15:24:27.021549  [  103.541894] lkdtm: XFAIL: this test is arm64-only
 1944 15:24:27.085454  # [  103.536506] lkdtm: Performing direct entry CORRUPT_PAC
 1945 15:24:27.089211  # [  103.541894] lkdtm: XFAIL: this test is arm64-only
 1946 15:24:27.107380  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 1947 15:24:27.131065  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 1948 15:24:27.151209  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 1949 15:24:27.337327  [  103.856310] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1950 15:24:27.344093  [  103.862882] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1951 15:24:27.404508  # [  103.856310] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1952 15:24:27.411547  # [  103.862882] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1953 15:24:27.431013  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 1954 15:24:27.453383  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 1955 15:24:27.472015  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 1956 15:24:27.623538  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 1957 15:24:27.624137  
 1958 15:24:27.632113  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 1959 15:24:27.632821  
 1960 15:24:27.648164  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 1961 15:24:27.808182  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 1962 15:24:27.819604  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 1963 15:24:27.835491  # selftests: lkdtm: READ_AFTER_FREE.sh
 1964 15:24:28.021049  [  104.539664] lkdtm: Performing direct entry READ_AFTER_FREE
 1965 15:24:28.027048  [  104.545181] lkdtm: Value in memory before free: 12345678
 1966 15:24:28.030506  [  104.550587] lkdtm: Attempting bad read from freed memory
 1967 15:24:28.034549  [  104.555914] lkdtm: Memory was not poisoned
 1968 15:24:28.093467  # [  104.539664] lkdtm: Performing direct entry READ_AFTER_FREE
 1969 15:24:28.099093  # [  104.545181] lkdtm: Value in memory before free: 12345678
 1970 15:24:28.105311  # [  104.550587] lkdtm: Attempting bad read from freed memory
 1971 15:24:28.107958  # [  104.555914] lkdtm: Memory was not poisoned
 1972 15:24:28.120501  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 1973 15:24:28.365872  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 1974 15:24:28.385485  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 1975 15:24:28.540541  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 1976 15:24:28.550907  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 1977 15:24:28.570122  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 1978 15:24:28.762502  [  105.279884] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1979 15:24:28.765714  [  105.285925] lkdtm: Value in memory before free: 12345678
 1980 15:24:28.772309  [  105.291356] lkdtm: Attempting to read from freed memory
 1981 15:24:28.776215  [  105.296597] lkdtm: Buddy page was not poisoned
 1982 15:24:28.835294  # [  105.279884] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1983 15:24:28.840072  # [  105.285925] lkdtm: Value in memory before free: 12345678
 1984 15:24:28.849215  # [  105.291356] lkdtm: Attempting to read from freed memory
 1985 15:24:28.850649  # [  105.296597] lkdtm: Buddy page was not poisoned
 1986 15:24:28.860293  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 1987 15:24:28.882091  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 1988 15:24:28.900356  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 1989 15:24:29.085363  [  105.605259] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1990 15:24:29.090590  [  105.611125] lkdtm: Attempting double slab free ...
 1991 15:24:29.156216  # [  105.605259] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1992 15:24:29.159573  # [  105.611125] lkdtm: Attempting double slab free ...
 1993 15:24:29.178300  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 1994 15:24:29.199471  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 1995 15:24:29.218494  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 1996 15:24:29.405075  [  105.924837] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1997 15:24:29.410226  [  105.930438] lkdtm: Attempting cross-cache slab free ...
 1998 15:24:29.464683  # [  105.924837] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1999 15:24:29.469585  # [  105.930438] lkdtm: Attempting cross-cache slab free ...
 2000 15:24:29.470832  
 2001 15:24:29.488192  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2002 15:24:29.510436  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2003 15:24:29.529506  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2004 15:24:29.722418  [  106.242402] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2005 15:24:29.727517  [  106.247941] lkdtm: Attempting non-Slab slab free ...
 2006 15:24:29.787775  # [  106.242402] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2007 15:24:29.793221  # [  106.247941] lkdtm: Attempting non-Slab slab free ...
 2008 15:24:29.815863  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2009 15:24:29.837994  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2010 15:24:29.857539  # selftests: lkdtm: SOFTLOCKUP.sh
 2011 15:24:30.021620  # Skipping SOFTLOCKUP: Hangs the system
 2012 15:24:30.036253  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2013 15:24:30.060954  # selftests: lkdtm: HARDLOCKUP.sh
 2014 15:24:30.298360  # Skipping HARDLOCKUP: Hangs the system
 2015 15:24:30.311400  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2016 15:24:30.330211  # selftests: lkdtm: SPINLOCKUP.sh
 2017 15:24:30.482173  # Skipping SPINLOCKUP: Hangs the system
 2018 15:24:30.490173  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2019 15:24:30.508305  # selftests: lkdtm: HUNG_TASK.sh
 2020 15:24:30.667443  # Skipping HUNG_TASK: Hangs the system
 2021 15:24:30.678577  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2022 15:24:30.697522  # selftests: lkdtm: EXEC_DATA.sh
 2023 15:24:30.885210  [  107.403572] lkdtm: Performing direct entry EXEC_DATA
 2024 15:24:30.889421  [  107.408660] lkdtm: attempting ok execution at c0c302f0
 2025 15:24:30.893540  [  107.413812] lkdtm: attempting bad execution at c26f694c
 2026 15:24:30.897590  [  107.419173] 8<--- cut here ---
 2027 15:24:30.904548  [  107.422259] Unable to handle kernel paging request at virtual address c26f694c
 2028 15:24:30.907342  [  107.429499] pgd = 41887839
 2029 15:24:30.911806  [  107.432215] [c26f694c] *pgd=1261141e(bad)
 2030 15:24:30.916728  [  107.436251] Internal error: Oops: 8000000d [#3] SMP ARM
 2031 15:24:30.947904  [  107.441485] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2032 15:24:30.953645  [  107.470562] CPU: 0 PID: 1783 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2033 15:24:30.960044  [  107.478313] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2034 15:24:30.966180  [  107.484861] PC is at data_area+0x0/0x40
 2035 15:24:30.971365  [  107.488716] LR is at execute_location+0xa4/0xb4
 2036 15:24:30.975279  [  107.493255] pc : [<c26f694c>]    lr : [<c1359b54>]    psr: 600e0013
 2037 15:24:30.981530  [  107.499529] sp : c6ee3e38  ip : c6ee3d40  fp : c6ee3e54
 2038 15:24:30.984409  [  107.504761] r10: 0000000a  r9 : c1accac8  r8 : c15e8784
 2039 15:24:30.991944  [  107.509994] r7 : c6ee3f60  r6 : 00000001  r5 : c26f694c  r4 : c0c302f0
 2040 15:24:31.000089  [  107.516529] r3 : cf89aca8  r2 : cf89aca8  r1 : ef7815e0  r0 : 0000002b
 2041 15:24:31.006136  [  107.523066] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2042 15:24:31.010657  [  107.530208] Control: 10c5387d  Table: 16f2004a  DAC: 00000051
 2043 15:24:31.016776  [  107.535961] Process cat (pid: 1783, stack limit = 0x05a51adc)
 2044 15:24:31.021432  [  107.541716] Stack: (0xc6ee3e38 to 0xc6ee4000)
 2045 15:24:31.031180  [  107.546084] 3e20:                                                       0000001f c5cde000
 2046 15:24:31.040161  [  107.554278] 3e40: 0000000a c6ee3f60 c6ee3e64 c6ee3e58 c1359cc0 c1359abc c6ee3e74 c6ee3e68
 2047 15:24:31.046371  [  107.562466] 3e60: c0c2f580 c1359ca8 c6ee3e9c c6ee3e78 c0c2fa80 c0c2f560 c0c2f960 c5b59180
 2048 15:24:31.055306  [  107.570656] 3e80: b6e54000 0000000a c52ec3c0 c6ee3f60 c6ee3ec4 c6ee3ea0 c07f6400 c0c2f96c
 2049 15:24:31.063404  [  107.578844] 3ea0: 00000000 c5b59180 b6e54000 c2816000 c6ee3f60 c07f639c c6ee3f5c c6ee3ec8
 2050 15:24:31.073565  [  107.587034] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6ee2000
 2051 15:24:31.077987  [  107.595225] 3ee0: b6e54000 00020000 00000004 0000000a 0001fff6 c6ee3ee0 00000001 b6e53000
 2052 15:24:31.088207  [  107.603412] 3f00: c6b03180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2053 15:24:31.095396  [  107.611602] 3f20: 00000000 00000000 c136f2a0 cf89aca8 c205c500 c5b59180 c5b59180 c6ee2000
 2054 15:24:31.102668  [  107.619789] 3f40: b6e54000 00000000 00000000 00000004 c6ee3f94 c6ee3f60 c05992c0 c0598c2c
 2055 15:24:31.111213  [  107.627977] 3f60: 00000000 00000000 c6ee3fac cf89aca8 0000000a 0000000a b6f9be00 00000004
 2056 15:24:31.119884  [  107.636167] 3f80: c03002e4 c6ee2000 c6ee3fa4 c6ee3f98 c0599350 c0599258 00000000 c6ee3fa8
 2057 15:24:31.129238  [  107.644356] 3fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2058 15:24:31.137308  [  107.652546] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 be975a54
 2059 15:24:31.145823  [  107.660734] 3fe0: 00000004 be975788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000
 2060 15:24:31.146054  [  107.668916] Backtrace: 
 2061 15:24:31.148322  
 2062 15:24:31.157458  [  107.671392] [<c1359ab0>] (execute_location) from [<c1359cc0>] (lkdtm_EXEC_DATA+0x24/0x28)
 2063 15:24:31.161048  [  107.679580]  r7:c6ee3f60 r6:0000000a r5:c5cde000 r4:0000001f
 2064 15:24:31.167924  [  107.685263] [<c1359c9c>] (lkdtm_EXEC_DATA) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2065 15:24:31.179177  [  107.693370] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2066 15:24:31.186446  [  107.701395] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2067 15:24:31.193423  [  107.709326]  r9:c6ee3f60 r8:c52ec3c0 r7:0000000a r6:b6e54000 r5:c5b59180 r4:c0c2f960
 2068 15:24:31.199875  [  107.717088] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2069 15:24:31.211189  [  107.724932]  r9:c07f639c r8:c6ee3f60 r7:c2816000 r6:b6e54000 r5:c5b59180 r4:00000000
 2070 15:24:31.216349  [  107.732689] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2071 15:24:31.223517  [  107.739836]  r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6ee2000 r5:c5b59180
 2072 15:24:31.227930  [  107.747672]  r4:c5b59180
 2073 15:24:31.233521  [  107.750218] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2074 15:24:31.240455  [  107.757365]  r9:c6ee2000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:0000000a r4:0000000a
 2075 15:24:31.241188  
 2076 15:24:31.249307  [  107.765124] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2077 15:24:31.252778  [  107.772699] Exception stack(0xc6ee3fa8 to 0xc6ee3ff0)
 2078 15:24:31.261168  [  107.777762] 3fa0:                   0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2079 15:24:31.268691  [  107.785951] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 be975a54
 2080 15:24:31.275430  [  107.794137] 3fe0: 00000004 be975788 b6f064cf b6e8c7e6
 2081 15:24:31.280623  [  107.799202] Code: 00000000 c43060c0 c4306180 c4306240 (e1a0c00d) 
 2082 15:24:31.284636  [  107.805311] ---[ end trace a80c4e28b0995dfb ]---
 2083 15:24:31.290115  # Segmentation fault
 2084 15:24:31.377432  # [  107.403572] lkdtm: Performing direct entry EXEC_DATA
 2085 15:24:31.382590  # [  107.408660] lkdtm: attempting ok execution at c0c302f0
 2086 15:24:31.388836  # [  107.413812] lkdtm: attempting bad execution at c26f694c
 2087 15:24:31.391763  # [  107.419173] 8<--- cut here ---
 2088 15:24:31.397936  # [  107.422259] Unable to handle kernel paging request at virtual address c26f694c
 2089 15:24:31.400656  # [  107.429499] pgd = 41887839
 2090 15:24:31.407937  # [  107.432215] [c26f694c] *pgd=1261141e(bad)
 2091 15:24:31.412190  # [  107.436251] Internal error: Oops: 8000000d [#3] SMP ARM
 2092 15:24:31.442658  # [  107.441485] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2093 15:24:31.447564  # [  107.470562] CPU: 0 PID: 1783 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2094 15:24:31.454693  # [  107.478313] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2095 15:24:31.458087  # [  107.484861] PC is at data_area+0x0/0x40
 2096 15:24:31.463376  # [  107.488716] LR is at execute_location+0xa4/0xb4
 2097 15:24:31.470545  # [  107.493255] pc : [<c26f694c>]    lr : [<c1359b54>]    psr: 600e0013
 2098 15:24:31.474804  # [  107.499529] sp : c6ee3e38  ip : c6ee3d40  fp : c6ee3e54
 2099 15:24:31.480591  # [  107.504761] r10: 0000000a  r9 : c1accac8  r8 : c15e8784
 2100 15:24:31.488345  # [  107.509994] r7 : c6ee3f60  r6 : 00000001  r5 : c26f694c  r4 : c0c302f0
 2101 15:24:31.494495  # [  107.516529] r3 : cf89aca8  r2 : cf89aca8  r1 : ef7815e0  r0 : 0000002b
 2102 15:24:31.501490  # [  107.523066] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2103 15:24:31.507727  # [  107.530208] Control: 10c5387d  Table: 16f2004a  DAC: 00000051
 2104 15:24:31.511548  # [  107.535961] Process cat (pid: 1783, stack limit = 0x05a51adc)
 2105 15:24:31.512633  
 2106 15:24:31.518180  # [  107.541716] Stack: (0xc6ee3e38 to 0xc6ee4000)
 2107 15:24:31.525483  # [  107.546084] 3e20:                                                       0000001f c5cde000
 2108 15:24:31.534558  # [  107.554278] 3e40: 0000000a c6ee3f60 c6ee3e64 c6ee3e58 c1359cc0 c1359abc c6ee3e74 c6ee3e68
 2109 15:24:31.542313  # [  107.562466] 3e60: c0c2f580 c1359ca8 c6ee3e9c c6ee3e78 c0c2fa80 c0c2f560 c0c2f960 c5b59180
 2110 15:24:31.551529  # [  107.570656] 3e80: b6e54000 0000000a c52ec3c0 c6ee3f60 c6ee3ec4 c6ee3ea0 c07f6400 c0c2f96c
 2111 15:24:31.558506  # [  107.578844] 3ea0: 00000000 c5b59180 b6e54000 c2816000 c6ee3f60 c07f639c c6ee3f5c c6ee3ec8
 2112 15:24:31.568845  # [  107.587034] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6ee2000
 2113 15:24:31.577557  # [  107.595225] 3ee0: b6e54000 00020000 00000004 0000000a 0001fff6 c6ee3ee0 00000001 b6e53000
 2114 15:24:31.586697  # [  107.603412] 3f00: c6b03180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2115 15:24:31.591771  # [  107.611602] 3f20: 00000000 00000000 c136f2a0 cf89aca8 c205c500 c5b59180 c5b59180 c6ee2000
 2116 15:24:31.601111  # [  107.619789] 3f40: b6e54000 00000000 00000000 00000004 c6ee3f94 c6ee3f60 c05992c0 c0598c2c
 2117 15:24:31.610406  # [  107.627977] 3f60: 00000000 00000000 c6ee3fac cf89aca8 0000000a 0000000a b6f9be00 00000004
 2118 15:24:31.616875  # [  107.636167] 3f80: c03002e4 c6ee2000 c6ee3fa4 c6ee3f98 c0599350 c0599258 00000000 c6ee3fa8
 2119 15:24:31.626571  # [  107.644356] 3fa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2120 15:24:31.633518  # [  107.652546] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 be975a54
 2121 15:24:31.641712  # [  107.660734] 3fe0: 00000004 be975788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000
 2122 15:24:31.646255  # [  107.668916] Backtrace: 
 2123 15:24:31.653527  # [  107.671392] [<c1359ab0>] (execute_location) from [<c1359cc0>] (lkdtm_EXEC_DATA+0x24/0x28)
 2124 15:24:31.659758  # [  107.679580]  r7:c6ee3f60 r6:0000000a r5:c5cde000 r4:0000001f
 2125 15:24:31.667904  # [  107.685263] [<c1359c9c>] (lkdtm_EXEC_DATA) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2126 15:24:31.677920  # [  107.693370] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2127 15:24:31.682522  # [  107.701395] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2128 15:24:31.685941  
 2129 15:24:31.690890  # [  107.709326]  r9:c6ee3f60 r8:c52ec3c0 r7:0000000a r6:b6e54000 r5:c5b59180 r4:c0c2f960
 2130 15:24:31.698471  # [  107.717088] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2131 15:24:31.706722  # [  107.724932]  r9:c07f639c r8:c6ee3f60 r7:c2816000 r6:b6e54000 r5:c5b59180 r4:00000000
 2132 15:24:31.713786  # [  107.732689] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2133 15:24:31.722049  # [  107.739836]  r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6ee2000 r5:c5b59180
 2134 15:24:31.725576  # [  107.747672]  r4:c5b59180
 2135 15:24:31.734418  # [  107.750218] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2136 15:24:31.740810  # [  107.757365]  r9:c6ee2000 r8:c03002e4[  108.257844] lkdtm: Performing direct entry EXEC_STACK
 2137 15:24:31.750301   r7:00000004 r6:b6f9be00 r5:00000[  108.265696] lkdtm: attempting ok execution at c0c302f0
 2138 15:24:31.751554  00a r4:0000000a
 2139 15:24:31.756591  # [  107.765124][  108.273883] lkdtm: attempting bad execution at c6b1be0c
 2140 15:24:31.762767   [<c0599338>] (sys_write) from [<[  108.281973] 8<--- cut here ---
 2141 15:24:31.769548  [  108.287826] Unable to handle kernel paging request at virtual address c6b1be0c
 2142 15:24:31.773277  [  108.295075] pgd = 9fb1a2af
 2143 15:24:31.777071  [  108.297806] [c6b1be0c] *pgd=16a1141e(bad)
 2144 15:24:31.784398  [  108.301870] Internal error: Oops: 8000000d [#4] SMP ARM
 2145 15:24:31.812389  [  108.307119] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2146 15:24:31.822727  [  108.336406] CPU: 0 PID: 1859 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2147 15:24:31.831874  [  108.344171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2148 15:24:31.832177  [  108.350727] PC is at 0xc6b1be0c
 2149 15:24:31.843573  [  108.353910] LR is at execute_location+0xa4/0xb4
 2150 15:24:31.843826  [  108.358465] pc : [<c6b1be0c>]    lr : [<c1359b54>]    psr: 600e0013
 2151 15:24:31.846949  [  108.364754] sp : c6b1bde8  ip : c6b1bcf0  fp : c6b1be04
 2152 15:24:31.858957  [  108.370002] r10: 0000000b  r9 : c1accad4  r8 : c15e8784
 2153 15:24:31.859312  [  108.375248] r7 : c6b1bf60  r6 : 00000001  r5 : c6b1be0c  r4 : c0c302f0
 2154 15:24:31.864053  [  108.381797] r3 : ab7b44da  r2 : ab7b44da  r1 : ef7815e0  r0 : 0000002b
 2155 15:24:31.871497  [  108.388350] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2156 15:24:31.879367  [  108.395507] Control: 10c5387d  Table: 16e5404a  DAC: 00000051
 2157 15:24:31.889878  [  108.401276] Process cat (pid: 1859, stack limit = 0xccc357f3)
 2158 15:24:31.890316  [  108.407045] Stack: (0xc6b1bde8 to 0xc6b1c000)
 2159 15:24:31.897516  [  108.411435] bde0:                   c6b1a000 c5cde000 0000000b c6b1bf60 c6b1be64 c6b1be08
 2160 15:24:31.907885  [  108.419644] be00: c1359cfc c1359abc c6b1be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2161 15:24:31.917729  [  108.427852] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7
 2162 15:24:31.922101  [  108.436060] be40: e3a02040 e3a01d33 e5930018 ab7b44da 0000000b 00000020 c6b1be74 c6b1be68
 2163 15:24:31.937950  [  108.444267] be60: c0c2f580 c1359cd0 c6b1be9c c6b1be78 c0c2fa80 c0c2f560 c0c2f960 c6de08c0
 2164 15:24:31.938423  [  108.452474] be80: b6de9000 0000000b c52ec3c0 c6b1bf60 c6b1bec4 c6b1bea0 c07f6400 c0c2f96c
 2165 15:24:31.944954  [  108.460682] bea0: 00000000 c6de08c0 b6de9000 c2816000 c6b1bf60 c07f639c c6b1bf5c c6b1bec8
 2166 15:24:31.956265  [  108.468890] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5ec64 c05992c0 c6b1a000
 2167 15:24:31.962082  [  108.477098] bee0: b6de9000 00020000 00000004 0000000b 0001fff5 c6b1bee0 00000001 00000805
 2168 15:24:31.971107  [  108.485306] bf00: c6e8e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2169 15:24:31.979902  [  108.493516] bf20: 00000000 00000000 c6b1a000 ab7b44da b6de8000 c6de08c0 c6de08c0 c6b1a000
 2170 15:24:31.990419  [  108.501724] bf40: b6de9000 00000000 00000000 00000004 c6b1bf94 c6b1bf60 c05992c0 c0598c2c
 2171 15:24:31.992920  [  108.509932] bf60: 00000000 00000000 c6b1bfac ab7b44da 0000000b 0000000b b6f30e00 00000004
 2172 15:24:32.008488  [  108.518139] bf80: c03002e4 c6b1a000 c6b1bfa4 c6b1bf98 c0599350 c0599258 00000000 c6b1bfa8
 2173 15:24:32.010160  [  108.526345] bfa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6de9000 0000000b 00000000
 2174 15:24:32.020178  [  108.534552] bfc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bead8a54
 2175 15:24:32.029066  [  108.542759] bfe0: 00000004 bead8788 b6e9b4cf b6e217e6 800e0030 00000001 00000000 00000000
 2176 15:24:32.029440  [  108.550955] Backtrace: 
 2177 15:24:32.042314  [  108.553462] [<c1359ab0>] (execute_location) from [<c1359cfc>] (lkdtm_EXEC_STACK+0x38/0x54)
 2178 15:24:32.044092  [  108.561757]  r7:c6b1bf60 r6:0000000b r5:c5cde000 r4:c6b1a000
 2179 15:24:32.054697  [  108.567466] [<c1359cc4>] (lkdtm_EXEC_STACK) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2180 15:24:32.055125  [  108.575664]  r4:00000020
 2181 15:24:32.062066  [  108.578236] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2182 15:24:32.072662  [  108.586280] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2183 15:24:32.076909  [  108.594228]  r9:c6b1bf60 r8:c52ec3c0 r7:0000000b r6:b6de9000 r5:c6de08c0 r4:c0c2f960
 2184 15:24:32.088803  [  108.602012] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2185 15:24:32.097850  [  108.609873]  r9:c07f639c r8:c6b1bf60 r7:c2816000 r6:b6de9000 r5:c6de08c0 r4:00000000
 2186 15:24:32.105024  [  108.617649] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2187 15:24:32.110282  [  108.624814]  r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6b1a000 r5:c6de08c0
 2188 15:24:32.110939  [  108.632663]  r4:c6de08c0
 2189 15:24:32.124647  [  108.635229] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2190 15:24:32.126675  [  108.642393]  r9:c6b1a000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000b r4:0000000b
 2191 15:24:32.141723  [  108.650171] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2192 15:24:32.142217  [  108.657760] Exception stack(0xc6b1bfa8 to 0xc6b1bff0)
 2193 15:24:32.149988  [  108.662841] bfa0:                   0000000b 0000000b 00000001 b6de9000 0000000b 00000000
 2194 15:24:32.159205  [  108.671049] bfc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bead8a54
 2195 15:24:32.166117  [  108.679250] bfe0: 00000004 bead8788 b6e9b4cf b6e217e6
 2196 15:24:32.169994  [  108.684333] Code: c6b1be08 c1359cfc c1359abc c6b1be6c (e1a0c00d) 
 2197 15:24:32.170537  [  108.690459] ---[ end trace a80c4e28b0995dfc ]---
 2198 15:24:32.174338  c03000c0>] (ret_fast_syscall+0x0/0x28)
 2199 15:24:32.180121  # [  107.772699] Exception stack(0xc6ee3fa8 to 0xc6ee3ff0)
 2200 15:24:32.187714  # [  107.777762] 3fa0:                   0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2201 15:24:32.196200  # [  107.785951] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 be975a54
 2202 15:24:32.203058  # [  107.794137] 3fe0: 00000004 be975788 b6f064cf b6e8c7e6
 2203 15:24:32.213980  # [  107.799202] Code: 00000000 c43060c0 c4306180 c4306240 (e1a0c00d) 
 2204 15:24:32.214216  # [  107.805311] ---[ end trace a80c4e28b0995dfb ]---
 2205 15:24:32.220283  # EXEC_DATA: missing 'call trace:': [FAIL]
 2206 15:24:32.220901  not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1
 2207 15:24:32.227917  # selftests: lkdtm: EXEC_STACK.sh
 2208 15:24:32.228297  # Segmentation fault
 2209 15:24:32.258632  # [  108.257844] lkdtm: Performing direct entry EXEC_STACK
 2210 15:24:32.266423  # [  108.265696] lkdtm: attempting ok execution at c0c302f0
 2211 15:24:32.269868  # [  108.273883] lkdtm: attempting bad execution at c6b1be0c
 2212 15:24:32.281888  # [  108.281973] 8<--- cut here ---
 2213 15:24:32.282176  # [  108.287826] Unable to handle kernel paging request at virtual address c6b1be0c
 2214 15:24:32.286824  # [  108.295075] pgd = 9fb1a2af
 2215 15:24:32.287162  # [  108.297806] [c6b1be0c] *pgd=16a1141e(bad)
 2216 15:24:32.293023  # [  108.301870] Internal error: Oops: 8000000d [#4] SMP ARM
 2217 15:24:32.321570  # [  108.307119] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2218 15:24:32.329965  # [  108.336406] CPU: 0 PID: 1859 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2219 15:24:32.338190  # [  108.344171] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2220 15:24:32.338587  # [  108.350727] PC is at 0xc6b1be0c
 2221 15:24:32.344131  # [  108.353910] LR is at execute_location+0xa4/0xb4
 2222 15:24:32.352968  # [  108.358465] pc : [<c6b1be0c>]    lr : [<c1359b54>]    psr: 600e0013
 2223 15:24:32.355312  # [  108.364754] sp : c6b1bde8  ip : c6b1bcf0  fp : c6b1be04
 2224 15:24:32.359852  # [  108.370002] r10: 0000000b  r9 : c1accad4  r8 : c15e8784
 2225 15:24:32.368214  # [  108.375248] r7 : c6b1bf60  r6 : 00000001  r5 : c6b1be0c  r4 : c0c302f0
 2226 15:24:32.377960  # [  108.381797] r3 : ab7b44da  r2 : ab7b44da  r1 : ef7815e0  r0 : 0000002b
 2227 15:24:32.389925  # [  108.388350] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2228 15:24:32.390233  # [  108.395507] Control: 10c5387d  Table: 16e5404a  DAC: 00000051
 2229 15:24:32.395757  # [  108.401276] Process cat (pid: 1859, stack limit = 0xccc357f3)
 2230 15:24:32.398554  # [  108.407045] Stack: (0xc6b1bde8 to 0xc6b1c000)
 2231 15:24:32.405310  # [  108.411435] bde0:                   c6b1a000 c5cde000 0000000b c6b1bf60 c6b1be64 c6b1be08
 2232 15:24:32.419043  # [  108.419644] be00: c1359cfc c1359abc c6b1be6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2233 15:24:32.422361  # [  108.427852] be20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7
 2234 15:24:32.433631  # [  108.436060] be40: e3a02040 e3a01d33 e5930018 ab7b44da 0000000b 00000020 c6b1be74 c6b1be68
 2235 15:24:32.442775  # [  108.444267] be60: c0c2f580 c1359cd0 c6b1be9c c6b1be78 c0c2fa80 c0c2f560 c0c2f960 c6de08c0
 2236 15:24:32.451016  # [  108.452474] be80: b6de9000 0000000b c52ec3c0 c6b1bf60 c6b1bec4 c6b1bea0 c07f6400 c0c2f96c
 2237 15:24:32.462472  # [  108.460682] bea0: 00000000 c6de08c0 b6de9000 c2816000 c6b1bf60 c07f639c c6b1bf5c c6b1bec8
 2238 15:24:32.466613  # [  108.468890] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5ec64 c05992c0 c6b1a000
 2239 15:24:32.475967  # [  108.477098] bee0: b6de9000 00020000 00000004 0000000b 0001fff5 c6b1bee0 00000001 00000805
 2240 15:24:32.487899  # [  108.485306] bf00: c6e8e000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2241 15:24:32.492806  # [  108.493516] bf20: 00000000 00000000 c6b1a000 ab7b44da b6de8000 c6de08c0 c6de08c0 c6b1a000
 2242 15:24:32.504001  # [  108.501724] bf40: b6de9000 00000000 00000000 00000004 c6b1bf94 c6b1bf60 c05992c0 c0598c2c
 2243 15:24:32.507931  # [  108.509932] bf60: 00000000 00000000 c6b1bfac ab7b44da 0000000b 0000000b b6f30e00 00000004
 2244 15:24:32.517816  # [  108.518139] bf80: c03002e4 c6b1a000 c6b1bfa4 c6b1bf98 c0599350 c0599258 00000000 c6b1bfa8
 2245 15:24:32.525953  # [  108.526345] bfa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6de9000 0000000b 00000000
 2246 15:24:32.536023  # [  108.534552] bfc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bead8a54
 2247 15:24:32.543760  # [  108.542759] bfe0: 00000004 bead8788 b6e9b4cf b6e217e6 800e0030 00000001 00000000 00000000
 2248 15:24:32.544045  # [  108.550955] Backtrace: 
 2249 15:24:32.552349  # [  108.553462] [<c1359ab0>] (execute_location) from [<c1359cfc>] (lkdtm_EXEC_STACK+0x38/0x54)
 2250 15:24:32.557981  # [  108.561757]  r7:c6b1bf60 r6:0000000b r5:c5cde000 r4:c6b1a000
 2251 15:24:32.565097  # [  108.567466] [<c1359cc4>] (lkdtm_EXEC_STACK) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2252 15:24:32.571657  # [  108.575664]  r4:00000020
 2253 15:24:32.581123  # [  108.578236] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2254 15:24:32.583185  # [  108.586280] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2255 15:24:32.595878  # [  108.594228]  r9:c6b1bf60 r8:c52ec3c0 r7:0000000b r6:b6de9000 r5:c6de08c0 r4:c0c2f960
 2256 15:24:32.606093  # [  108.602012] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2257 15:24:32.607136  # [  108.609873]  r9:c07f639c r8:c6b1bf60 r7:c2816000 r6:b6de9000 r5:c6de08c0 r4:00000000
 2258 15:24:32.617701  # [  108.617649] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2259 15:24:32.621877  # [  108.624814]  r10:00000004 r9:00000000 r8:00000000 r7:b6de9000 r6:c6b1a000 r5:c6de08c0
 2260 15:24:32.630103  # [  108.632663]  r4:c6de08c0
 2261 15:24:32.633005  # [  108.635229] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2262 15:24:32.639973  # [  108.642393]  r9:c6b1a000 r8:c03002e4 r7:00000004 r6:b6f30e00 r5:0000000b r4:0000000b
 2263 15:24:32.648066  # [  108.650171] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2264 15:24:32.658058  # [  108.657760] Exception stack(0xc6b1bfa8 to 0xc6b1bff0)
 2265 15:24:32.665052  # [  108.662841] bfa0:                   0000000b 0000000b 00000001 b6de9000 0000000b 00000000
 2266 15:24:32.674068  # [  108.671049] bfc0: 0000000b 0000000b b6f30e00 00000004 00000001 00000000 00020000 bead8a54
 2267 15:24:32.678061  # [  108.679250] bfe0: 00000004 bead8788 b6e9b4cf b6e217e6
 2268 15:24:32.682028  # [  108.684333] Code: c6b1be08 c1359cfc c1359abc c6b1be6c (e1a0c00d) 
 2269 15:24:32.695205  # [  108.690459] ---[ end trace a80c4e28[  109.207733] lkdtm: Performing direct entry EXEC_KMALLOC
 2270 15:24:32.695439  b0995dfc ]---
 2271 15:24:32.704683  # EXEC_STACK: miss[  109.214106] lkdtm: attempting ok execution at c0c302f0
 2272 15:24:32.704943  ing 'call trace:': [FAIL]
 2273 15:24:32.708045  not ok[  109.222270] lkdtm: attempting bad execution at c5f4e180
 2274 15:24:32.716185   31 selftests: lkdtm: EXEC_STACK.[  109.230260] 8<--- cut here ---
 2275 15:24:32.716507  sh # exit=1[
 2276 15:24:32.716985   
 2277 15:24:32.723010   #1 0s9e.l2f3t6e115] Unable to handle kernel paging request at virtual address c5f4e180
 2278 15:24:32.728440  ts: lkdtm: [E X E1C0_9K.M2A4L5L1O9] pgd = 71bc4e9b
 2279 15:24:32.728856  C.sh
 2280 15:24:32.731113  [  109.249687] [c5f4e180] *pgd=15e1141e(bad)
 2281 15:24:32.738084  [  109.254221] Internal error: Oops: 8000000d [#5] SMP ARM
 2282 15:24:32.777868  [  109.259452] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2283 15:24:32.778244  [  109.288485] CPU: 2 PID: 1938 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2284 15:24:32.790871  [  109.296233] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2285 15:24:32.791414  [  109.302769] PC is at 0xc5f4e180
 2286 15:24:32.791700  [  109.305927] LR is at execute_location+0xa4/0xb4
 2287 15:24:32.797352  [  109.310463] pc : [<c5f4e180>]    lr : [<c1359b54>]    psr: 600e0013
 2288 15:24:32.797684  [  109.316735] sp : c6ee9e30  ip : c6ee9d38  fp : c6ee9e4c
 2289 15:24:32.805171  [  109.321965] r10: 0000000d  r9 : c1accae0  r8 : c15e8784
 2290 15:24:32.811823  [  109.327194] r7 : c6ee9f60  r6 : 00000001  r5 : c5f4e180  r4 : c0c302f0
 2291 15:24:32.819178  [  109.333725] r3 : 291122e5  r2 : 291122e5  r1 : ef7ab5e0  r0 : 0000002b
 2292 15:24:32.823976  [  109.340259] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2293 15:24:32.827786  
 2294 15:24:32.834037  [  109.347402] Control: 10c5387d  Table: 16ff404a  DAC: 00000051
 2295 15:24:32.834451  [  109.353153] Process cat (pid: 1938, stack limit = 0x6889f080)
 2296 15:24:32.844123  [  109.358905] Stack: (0xc6ee9e30 to 0xc6eea000)
 2297 15:24:32.847060  [  109.363269] 9e20:                                     c5f4e180 c6a32000 0000000d c6ee9f60
 2298 15:24:32.851923  
 2299 15:24:32.862321  [  109.371455] 9e40: c6ee9e64 c6ee9e50 c0c30340 c1359abc 00000021 c6a32000 c6ee9e74 c6ee9e68
 2300 15:24:32.865891  [  109.379639] 9e60: c0c2f580 c0c30314 c6ee9e9c c6ee9e78 c0c2fa80 c0c2f560 c0c2f960 c6ae2780
 2301 15:24:32.877748  [  109.387824] 9e80: b6e4a000 0000000d c52ec3c0 c6ee9f60 c6ee9ec4 c6ee9ea0 c07f6400 c0c2f96c
 2302 15:24:32.887221  [  109.396010] 9ea0: 00000000 c6ae2780 b6e4a000 c2816000 c6ee9f60 c07f639c c6ee9f5c c6ee9ec8
 2303 15:24:32.892754  [  109.404195] 9ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6ee8000
 2304 15:24:32.899591  [  109.412381] 9ee0: b6e4a000 00020000 00000004 0000000d 0001fff3 c6ee9ee0 00000001 b6e49000
 2305 15:24:32.907056  [  109.420564] 9f00: c6b037c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2306 15:24:32.915056  [  109.428749] 9f20: 00000000 00000000 c136f2a0 291122e5 c205c500 c6ae2780 c6ae2780 c6ee8000
 2307 15:24:32.921149  [  109.436934] 9f40: b6e4a000 00000000 00000000 00000004 c6ee9f94 c6ee9f60 c05992c0 c0598c2c
 2308 15:24:32.937653  [  109.445118] 9f60: 00000000 00000000 c6ee9fac 291122e5 0000000d 0000000d b6f91e00 00000004
 2309 15:24:32.939688  [  109.453301] 9f80: c03002e4 c6ee8000 c6ee9fa4 c6ee9f98 c0599350 c0599258 00000000 c6ee9fa8
 2310 15:24:32.949291  [  109.461487] 9fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e4a000 0000000d 00000000
 2311 15:24:32.953215  [  109.469672] 9fc0: 0000000d 0000000d b6f91e00 00000004 00000001 00000000 00020000 be9b7a54
 2312 15:24:32.962715  [  109.477857] 9fe0: 00000004 be9b7788 b6efc4cf b6e827e6 800e0030 00000001 00000000 00000000
 2313 15:24:32.966656  [  109.486038] Backtrace: 
 2314 15:24:32.975002  [  109.488511] [<c1359ab0>] (execute_location) from [<c0c30340>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2315 15:24:32.984015  [  109.496959]  r7:c6ee9f60 r6:0000000d r5:c6a32000 r4:c5f4e180
 2316 15:24:32.990209  [  109.502633] [<c0c30308>] (lkdtm_EXEC_KMALLOC) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2317 15:24:32.990470  [  109.510992]  r5:c6a32000 r4:00000021
 2318 15:24:33.002652  [  109.514582] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2319 15:24:33.011825  [  109.522602] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2320 15:24:33.016709  [  109.530527]  r9:c6ee9f60 r8:c52ec3c0 r7:0000000d r6:b6e4a000 r5:c6ae2780 r4:c0c2f960
 2321 15:24:33.023116  [  109.538283] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2322 15:24:33.031901  [  109.546123]  r9:c07f639c r8:c6ee9f60 r7:c2816000 r6:b6e4a000 r5:c6ae2780 r4:00000000
 2323 15:24:33.042939  [  109.553875] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2324 15:24:33.049192  [  109.561019]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6ee8000 r5:c6ae2780
 2325 15:24:33.049598  [  109.568853]  r4:c6ae2780
 2326 15:24:33.060989  [  109.571395] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2327 15:24:33.065758  [  109.578538]  r9:c6ee8000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000000d r4:0000000d
 2328 15:24:33.074977  [  109.586293] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2329 15:24:33.075370  [  109.593867] Exception stack(0xc6ee9fa8 to 0xc6ee9ff0)
 2330 15:24:33.089923  [  109.598929] 9fa0:                   0000000d 0000000d 00000001 b6e4a000 0000000d 00000000
 2331 15:24:33.094151  [  109.607115] 9fc0: 0000000d 0000000d b6f91e00 00000004 00000001 00000000 00020000 be9b7a54
 2332 15:24:33.097834  [  109.615297] 9fe0: 00000004 be9b7788 b6efc4cf b6e827e6
 2333 15:24:33.103654  [  109.620358] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) 
 2334 15:24:33.105664  [  109.626461] ---[ end trace a80c4e28b0995dfd ]---
 2335 15:24:33.109170  # Segmentation fault
 2336 15:24:33.208813  # [  109.207733] lkdtm: Performing direct entry EXEC_KMALLOC
 2337 15:24:33.213677  # [  109.214106] lkdtm: attempting ok execution at c0c302f0
 2338 15:24:33.217986  # [  109.222270] lkdtm: attempting bad execution at c5f4e180
 2339 15:24:33.221816  # [  109.230260] 8<--- cut here ---
 2340 15:24:33.227936  # [  109.236115] Unable to handle kernel paging request at virtual address c5f4e180
 2341 15:24:33.229877  # [  109.245159] pgd = 71bc4e9b
 2342 15:24:33.232378  
 2343 15:24:33.235816  # [  109.249687] [c5f4e180] *pgd=15e1141e(bad)
 2344 15:24:33.241585  # [  109.254221] Internal error: Oops: 8000000d [#5] SMP ARM
 2345 15:24:33.270437  # [  109.259452] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2346 15:24:33.278964  # [  109.288485] CPU: 2 PID: 1938 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2347 15:24:33.284962  # [  109.296233] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2348 15:24:33.286782  # [  109.302769] PC is at 0xc5f4e180
 2349 15:24:33.292212  # [  109.305927] LR is at execute_location+0xa4/0xb4
 2350 15:24:33.300612  # [  109.310463] pc : [<c5f4e180>]    lr : [<c1359b54>]    psr: 600e0013
 2351 15:24:33.304110  # [  109.316735] sp : c6ee9e30  ip : c6ee9d38  fp : c6ee9e4c
 2352 15:24:33.309845  # [  109.321965] r10: 0000000d  r9 : c1accae0  r8 : c15e8784
 2353 15:24:33.318345  # [  109.327194] r7 : c6ee9f60  r6 : 00000001  r5 : c5f4e180  r4 : c0c302f0
 2354 15:24:33.323010  # [  109.333725] r3 : 291122e5  r2 : 291122e5  r1 : ef7ab5e0  r0 : 0000002b
 2355 15:24:33.330632  # [  109.340259] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2356 15:24:33.336567  # [  109.347402] Control: 10c5387d  Table: 16ff404a  DAC: 00000051
 2357 15:24:33.344007  # [  109.353153] Process cat (pid: 1938, stack limit = 0x6889f080)
 2358 15:24:33.346859  # [  109.358905] Stack: (0xc6ee9e30 to 0xc6eea000)
 2359 15:24:33.353704  # [  109.363269] 9e20:                                     c5f4e180 c6a32000 0000000d c6ee9f60
 2360 15:24:33.362926  # [  109.371455] 9e40: c6ee9e64 c6ee9e50 c0c30340 c1359abc 00000021 c6a32000 c6ee9e74 c6ee9e68
 2361 15:24:33.371951  # [  109.379639] 9e60: c0c2f580 c0c30314 c6ee9e9c c6ee9e78 c0c2fa80 c0c2f560 c0c2f960 c6ae2780
 2362 15:24:33.379004  # [  109.387824] 9e80: b6e4a000 0000000d c52ec3c0 c6ee9f60 c6ee9ec4 c6ee9ea0 c07f6400 c0c2f96c
 2363 15:24:33.389396  # [  109.396010] 9ea0: 00000000 c6ae2780 b6e4a000 c2816000 c6ee9f60 c07f639c c6ee9f5c c6ee9ec8
 2364 15:24:33.395619  # [  109.404195] 9ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6ee8000
 2365 15:24:33.404089  # [  109.412381] 9ee0: b6e4a000 00020000 00000004 0000000d 0001fff3 c6ee9ee0 00000001 b6e49000
 2366 15:24:33.412356  # [  109.420564] 9f00: c6b037c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2367 15:24:33.413333  
 2368 15:24:33.422630  # [  109.428749] 9f20: 00000000 00000000 c136f2a0 291122e5 c205c500 c6ae2780 c6ae2780 c6ee8000
 2369 15:24:33.429594  # [  109.436934] 9f40: b6e4a000 00000000 00000000 00000004 c6ee9f94 c6ee9f60 c05992c0 c0598c2c
 2370 15:24:33.439058  # [  109.445118] 9f60: 00000000 00000000 c6ee9fac 291122e5 0000000d 0000000d b6f91e00 00000004
 2371 15:24:33.446541  # [  109.453301] 9f80: c03002e4 c6ee8000 c6ee9fa4 c6ee9f98 c0599350 c0599258 00000000 c6ee9fa8
 2372 15:24:33.456195  # [  109.461487] 9fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6e4a000 0000000d 00000000
 2373 15:24:33.464028  # [  109.469672] 9fc0: 0000000d 0000000d b6f91e00 00000004 00000001 00000000 00020000 be9b7a54
 2374 15:24:33.472632  # [  109.477857] 9fe0: 00000004 be9b7788 b6efc4cf b6e827e6 800e0030 00000001 00000000 00000000
 2375 15:24:33.474066  # [  109.486038] Backtrace: 
 2376 15:24:33.483194  # [  109.488511] [<c1359ab0>] (execute_location) from [<c0c30340>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2377 15:24:33.490913  # [  109.496959]  r7:c6ee9f60 r6:0000000d r5:c6a32000 r4:c5f4e180
 2378 15:24:33.496481  # [  109.502633] [<c0c30308>] (lkdtm_EXEC_KMALLOC) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2379 15:24:33.502111  # [  109.510992]  r5:c6a32000 r4:00000021
 2380 15:24:33.508636  # [  109.514582] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2381 15:24:33.519233  # [  109.522602] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2382 15:24:33.523958  # [  109.530527]  r9:c6ee9f60 r8:c52ec3c0 r7:0000000d r6:b6e4a000 r5:c6ae2780 r4:c0c2f960
 2383 15:24:33.532128  # [  109.538283] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2384 15:24:33.541897  # [  109.546123]  r9:c07f639c r8:c6ee9f60 r7:c2816000 r6:b6e4a000 r5:c6ae2780 r4:00000000
 2385 15:24:33.547932  # [  109.553875] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2386 15:24:33.558761  # [  109.561019]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6ee8000 r5:c6ae2780
 2387 15:24:33.559126  # [  109.568853]  r4:c6ae2780
 2388 15:24:33.567973  # [  109.571395] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2389 15:24:33.576811  # [  109.578538]  r9:c6ee8000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000000d r4:0000000d
 2390 15:24:33.582230  # [  109.586293] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2391 15:24:33.592205  # [  109.593867] Exception stack(0xc6ee9fa8 to 0xc6ee9ff0[  110.110133] lkdtm: Performing direct entry EXEC_VMALLOC
 2392 15:24:33.592642  )
 2393 15:24:33.599237  # [  109.598929] 9fa0:        [  110.116075] lkdtm: attempting ok execution at c0c302f0
 2394 15:24:33.607118             0000000d 0000000d 0000[  110.124127] lkdtm: attempting bad execution at f096c000
 2395 15:24:33.609572  0001 b6e4a000 0000000d 00000000
 2396 15:24:33.612956  [  110.132201] 8<--- cut here ---
 2397 15:24:33.624057  # [  109.607115] 9fc0: 0000000d 0[  110.138113] Unable to handle kernel paging request at virtual address f096c000
 2398 15:24:33.628329  000000d b6f91e00 00000004 0000000[  110.148195] pgd = c91c9c08
 2399 15:24:33.633393  1 00000000 00020000 be9b7a54
 2400 15:24:33.637571  # [[  110.153723] [f096c000] *pgd=12949811, *pte=493ae65f, *ppte=493ae45f
 2401 15:24:33.647262    109.615297] 9fe0: 00000004 be9b[  110.162917] Internal error: Oops: 8000000f [#6] SMP ARM
 2402 15:24:33.649839  7788 b6efc4cf b6e827e6
 2403 15:24:33.677746  # [  109.[  110.170944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2404 15:24:33.687273  620358] Code: 000[0 0 101000. 2002648] CPU: 1 PID: 2015 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2405 15:24:33.696763  000000 000[0 0 010100 .02010204068] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2406 15:24:33.697045  00 (e1a0c00d) 
 2407 15:24:33.698344  
 2408 15:24:33.700811  # [[    111009..220824] PC is at 0xf096c000
 2409 15:24:33.707687  26461] ---[ end trace a80c4e[2 8 110.226140] LR is at execute_location+0xa4/0xb4
 2410 15:24:33.711127  0995dfd [] - -11-0
 2411 15:24:33.711521  .
 2412 15:24:33.718299  2#3 3E2X6E2C pc : [<f096c000>]    lr : [<c1359b54>]    psr: 600e0013
 2413 15:24:33.723111  _KMALLOC:[  m i1s1s0i.n2g4 1'1c7a] sp : c6ed1e30  ip : c6ed1d38  fp : c6ed1e4c
 2414 15:24:33.726824  ll trace:'[:   [1F1A0I.L2]4
 2415 15:24:33.727245  8
 2416 15:24:33.729784  1n37] r10: 0000000d  r9 : c1accaf0  r8 : c15e8784
 2417 15:24:33.740088  t ok 32 sel[f  t1e1s0t.s2:5 5l1k83] r7 : c6ed1f60  r6 : 00000001  r5 : f096c000  r4 : c0c302f0
 2418 15:24:33.747799  tm: EXE[C _ K1M1A0L.L2O6C3.5s2h9  r3 : e4806c1d  r2 : e4806c1d  r1 : ef7965e0  r0 : 0000002b
 2419 15:24:33.748169  # exit=1
 2420 15:24:33.756027  # [s e l1f1t0e.s2t7s1:707] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2421 15:24:33.762853  lkdtm: EXE[C  _1V1M0A.L2L8O0C7.4s] Control: 10c5387d  Table: 16b4004a  DAC: 00000051
 2422 15:24:33.768102  
 2423 15:24:33.768398  h
 2424 15:24:33.772756  [  110.288231] Process cat (pid: 2015, stack limit = 0xc6253caf)
 2425 15:24:33.775318  [  110.294236] Stack: (0xc6ed1e30 to 0xc6ed2000)
 2426 15:24:33.782783  [  110.298602] 1e20:                                     f096c000 c68ac000 0000000d c6ed1f60
 2427 15:24:33.790665  [  110.306789] 1e40: c6ed1e64 c6ed1e50 c0c30374 c1359abc 00000022 c68ac000 c6ed1e74 c6ed1e68
 2428 15:24:33.797821  [  110.314974] 1e60: c0c2f580 c0c30358 c6ed1e9c c6ed1e78 c0c2fa80 c0c2f560 c0c2f960 c6e8ef00
 2429 15:24:33.808845  [  110.323159] 1e80: b6deb000 0000000d c52ec3c0 c6ed1f60 c6ed1ec4 c6ed1ea0 c07f6400 c0c2f96c
 2430 15:24:33.815193  [  110.331345] 1ea0: 00000000 c6e8ef00 b6deb000 c2816000 c6ed1f60 c07f639c c6ed1f5c c6ed1ec8
 2431 15:24:33.824694  [  110.339530] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c44b6424 c05992c0 c6ed0000
 2432 15:24:33.830948  [  110.347715] 1ee0: b6deb000 00020000 00000004 0000000d 0001fff3 c6ed1ee0 00000001 00000805
 2433 15:24:33.839654  [  110.355900] 1f00: c6ae3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2434 15:24:33.850024  [  110.364086] 1f20: 00000000 00000000 c6ed0000 e4806c1d b6dea000 c6e8ef00 c6e8ef00 c6ed0000
 2435 15:24:33.855060  [  110.372271] 1f40: b6deb000 00000000 00000000 00000004 c6ed1f94 c6ed1f60 c05992c0 c0598c2c
 2436 15:24:33.864574  [  110.380457] 1f60: 00000000 00000000 c6ed1fac e4806c1d 0000000d 0000000d b6f32e00 00000004
 2437 15:24:33.872694  [  110.388644] 1f80: c03002e4 c6ed0000 c6ed1fa4 c6ed1f98 c0599350 c0599258 00000000 c6ed1fa8
 2438 15:24:33.880858  [  110.396828] 1fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6deb000 0000000d 00000000
 2439 15:24:33.889703  [  110.405014] 1fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be882a54
 2440 15:24:33.897976  [  110.413200] 1fe0: 00000004 be882788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000
 2441 15:24:33.898911  [  110.421380] Backtrace: 
 2442 15:24:33.910826  [  110.423849] [<c1359ab0>] (execute_location) from [<c0c30374>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2443 15:24:33.913791  [  110.432297]  r7:c6ed1f60 r6:0000000d r5:c68ac000 r4:f096c000
 2444 15:24:33.921018  [  110.437972] [<c0c3034c>] (lkdtm_EXEC_VMALLOC) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2445 15:24:33.925637  [  110.446327]  r5:c68ac000 r4:00000022
 2446 15:24:33.933044  [  110.449913] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2447 15:24:33.941040  [  110.457931] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2448 15:24:33.948133  [  110.465856]  r9:c6ed1f60 r8:c52ec3c0 r7:0000000d r6:b6deb000 r5:c6e8ef00 r4:c0c2f960
 2449 15:24:33.956219  [  110.473613] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2450 15:24:33.964747  [  110.481453]  r9:c07f639c r8:c6ed1f60 r7:c2816000 r6:b6deb000 r5:c6e8ef00 r4:00000000
 2451 15:24:33.972681  [  110.489208] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2452 15:24:33.981116  [  110.496354]  r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c6ed0000 r5:c6e8ef00
 2453 15:24:33.982055  [  110.504188]  r4:c6e8ef00
 2454 15:24:33.990651  [  110.506733] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2455 15:24:33.996239  [  110.513877]  r9:c6ed0000 r8:c03002e4 r7:00000004 r6:b6f32e00 r5:0000000d r4:0000000d
 2456 15:24:34.000366  
 2457 15:24:34.004648  [  110.521632] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2458 15:24:34.009817  [  110.529209] Exception stack(0xc6ed1fa8 to 0xc6ed1ff0)
 2459 15:24:34.018042  [  110.534270] 1fa0:                   0000000d 0000000d 00000001 b6deb000 0000000d 00000000
 2460 15:24:34.025909  [  110.542457] 1fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be882a54
 2461 15:24:34.032695  [  110.550640] 1fe0: 00000004 be882788 b6e9d4cf b6e237e6
 2462 15:24:34.035782  [  110.555706] Code: bad PC value
 2463 15:24:34.038057  [  110.558842] ---[ end trace a80c4e28b0995dfe ]---
 2464 15:24:34.041185  # Segmentation fault
 2465 15:24:34.153413  # [  110.110133] lkdtm: Performing direct entry EXEC_VMALLOC
 2466 15:24:34.159941  # [  110.116075] lkdtm: attempting ok execution at c0c302f0
 2467 15:24:34.165999  # [  110.124127] lkdtm: attempting bad execution at f096c000
 2468 15:24:34.166951  # [  110.132201] 8<--- cut here ---
 2469 15:24:34.176623  # [  110.138113] Unable to handle kernel paging request at virtual address f096c000
 2470 15:24:34.178368  # [  110.148195] pgd = c91c9c08
 2471 15:24:34.184882  # [  110.153723] [f096c000] *pgd=12949811, *pte=493ae65f, *ppte=493ae45f
 2472 15:24:34.189660  # [  110.162917] Internal error: Oops: 8000000f [#6] SMP ARM
 2473 15:24:34.218865  # [  110.170944] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2474 15:24:34.226755  # [  110.202648] CPU: 1 PID: 2015 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2475 15:24:34.235400  # [  110.212468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2476 15:24:34.235920  # [  110.220824] PC is at 0xf096c000
 2477 15:24:34.240785  # [  110.226140] LR is at execute_location+0xa4/0xb4
 2478 15:24:34.247322  # [  110.233262] pc : [<f096c000>]    lr : [<c1359b54>]    psr: 600e0013
 2479 15:24:34.250060  
 2480 15:24:34.252657  # [  110.241176] sp : c6ed1e30  ip : c6ed1d38  fp : c6ed1e4c
 2481 15:24:34.258674  # [  110.248137] r10: 0000000d  r9 : c1accaf0  r8 : c15e8784
 2482 15:24:34.265811  # [  110.255183] r7 : c6ed1f60  r6 : 00000001  r5 : f096c000  r4 : c0c302f0
 2483 15:24:34.272838  # [  110.263529] r3 : e4806c1d  r2 : e4806c1d  r1 : ef7965e0  r0 : 0000002b
 2484 15:24:34.281040  # [  110.271707] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2485 15:24:34.285210  # [  110.280749] Control: 10c5387d  Table: 16b4004a  DAC: 00000051
 2486 15:24:34.290163  # [  110.288231] Process cat (pid: 2015, stack limit = 0xc6253caf)
 2487 15:24:34.294949  # [  110.294236] Stack: (0xc6ed1e30 to 0xc6ed2000)
 2488 15:24:34.303897  # [  110.298602] 1e20:                                     f096c000 c68ac000 0000000d c6ed1f60
 2489 15:24:34.310816  # [  110.306789] 1e40: c6ed1e64 c6ed1e50 c0c30374 c1359abc 00000022 c68ac000 c6ed1e74 c6ed1e68
 2490 15:24:34.322474  # [  110.314974] 1e60: c0c2f580 c0c30358 c6ed1e9c c6ed1e78 c0c2fa80 c0c2f560 c0c2f960 c6e8ef00
 2491 15:24:34.328399  # [  110.323159] 1e80: b6deb000 0000000d c52ec3c0 c6ed1f60 c6ed1ec4 c6ed1ea0 c07f6400 c0c2f96c
 2492 15:24:34.338247  # [  110.331345] 1ea0: 00000000 c6e8ef00 b6deb000 c2816000 c6ed1f60 c07f639c c6ed1f5c c6ed1ec8
 2493 15:24:34.345284  # [  110.339530] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c44b6424 c05992c0 c6ed0000
 2494 15:24:34.353578  # [  110.347715] 1ee0: b6deb000 00020000 00000004 0000000d 0001fff3 c6ed1ee0 00000001 00000805
 2495 15:24:34.361401  # [  110.355900] 1f00: c6ae3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2496 15:24:34.370936  # [  110.364086] 1f20: 00000000 00000000 c6ed0000 e4806c1d b6dea000 c6e8ef00 c6e8ef00 c6ed0000
 2497 15:24:34.382317  # [  110.372271] 1f40: b6deb000 00000000 00000000 00000004 c6ed1f94 c6ed1f60 c05992c0 c0598c2c
 2498 15:24:34.386192  # [  110.380457] 1f60: 00000000 00000000 c6ed1fac e4806c1d 0000000d 0000000d b6f32e00 00000004
 2499 15:24:34.398687  # [  110.388644] 1f80: c03002e4 c6ed0000 c6ed1fa4 c6ed1f98 c0599350 c0599258 00000000 c6ed1fa8
 2500 15:24:34.405351  # [  110.396828] 1fa0: c03000c0 c0599344 0000000d 0000000d 00000001 b6deb000 0000000d 00000000
 2501 15:24:34.413175  # [  110.405014] 1fc0: 0000000d 0000000d b6f32e00 00000004 00000001 00000000 00020000 be882a54
 2502 15:24:34.420636  # [  110.413200] 1fe0: 00000004 be882788 b6e9d4cf b6e237e6 800e0030 00000001 00000000 00000000
 2503 15:24:34.423661  # [  110.421380] Backtrace: 
 2504 15:24:34.430824  # [  110.423849] [<c1359ab0>] (execute_location) from [<c0c30374>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2505 15:24:34.437874  # [  110.432297]  r7:c6ed1f60 r6:0000000d r5:c68ac000 r4:f096c000
 2506 15:24:34.445217  # [  110.437972] [<c0c3034c>] (lkdtm_EXEC_VMALLOC) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2507 15:24:34.450820  # [  110.446327]  r5:c68ac000 r4:00000022
 2508 15:24:34.457414  # [  110.449913] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2509 15:24:34.465699  # [  110.457931] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2510 15:24:34.474559  # [  110.465856]  r9:c6ed1f60 r8:c52ec3c0 r7:0000000d r6:b6deb000 r5:c6e8ef00 r4:c0c2f960
 2511 15:24:34.481969  # [  110.473613] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2512 15:24:34.489147  # [  110.481453]  r9:c07f639c r8:c6ed1f60 r7:c2816000 r6:b6deb000 r5:c6e8ef00 r4:00000000
 2513 15:24:34.498224  # [  110.489208] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2514 15:24:34.509414  # [  110.496354]  r10:00000004 r9:00000000 r8:00000000 r7:b6deb000 r6:c[  111.026549] lkdtm: Performing direct entry EXEC_RODATA
 2515 15:24:34.509648  6ed0000 r5:c6e8ef00
 2516 15:24:34.516778  # [  110.504[  111.032589] lkdtm: attempting ok execution at c0c302f0
 2517 15:24:34.517011  188]  r4:c6e8ef00
 2518 15:24:34.523916  # [  110.50673[  111.040597] lkdtm: attempting bad execution at c15e8a20
 2519 15:24:34.530347  3] [<c059924c>] (ksys_write) from[  111.048660] 8<--- cut here ---
 2520 15:24:34.538326   [<c0599350[> ]  1(1s1y.s0_5w4r5i9] Unable to handle kernel paging request at virtual address c15e8a20
 2521 15:24:34.541988  te+0x18/0x1c)[
 2522 15:24:34.542222   
 2523 15:24:34.543103   #1 1[1 . 01613076] pgd = e270c63b
 2524 15:24:34.551956  .513877]  r9:c6ed0000 r8:c[0 3 0111.068191] [c15e8a20] *pgd=1141941e(bad)
 2525 15:24:34.557542  2e4 r7:00000004 r6:b6[f 3 211e10.074724] Internal error: Oops: 8000000d [#7] SMP ARM
 2526 15:24:34.559221   r5:0000000d r4:0000000d
 2527 15:24:34.589745  # [  11[  111.082200] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2528 15:24:34.601077  0.521632] [<c0599338>] (s[y s _111.113907] CPU: 3 PID: 2092 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2529 15:24:34.607127  rite) from[  [ <1c1013.010204c0070] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2530 15:24:34.612627  ] (ret_fast_syscall+0x0/0x28)
 2531 15:24:34.615734  #[  111.132434] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2532 15:24:34.622325  [  110.529209] Exception stac[k (111.140262] LR is at execute_location+0xa4/0xb4
 2533 15:24:34.623770  
 2534 15:24:34.630627  0xc6ed1fa8 t[o   01x1c16.e1d417f383] pc : [<c15e8a20>]    lr : [<c1359b54>]    psr: 600e0013
 2535 15:24:34.631778  0)
 2536 15:24:34.638243  # [  110.5[3 4 217110.]1 515f59] sp : c47efe38  ip : c47efd40  fp : c47efe54
 2537 15:24:34.644645  a0:        [     1 1 1 . 1 6 2 6 2] r10: 0000000c  r9 : c1accb00  r8 : c15e8784
 2538 15:24:34.649287  
 2539 15:24:34.653632  0000000d 00[0 0 010101d. 106090709] r7 : c47eff60  r6 : 00000000  r5 : c15e8a20  r4 : c0c302f0
 2540 15:24:34.665256  0001 b6deb000[  0 101010.010708d088] r3 : 224c80de  r2 : 224c80de  r1 : ef7c05e0  r0 : 0000002b
 2541 15:24:34.665525  00000000
 2542 15:24:34.672708  # [  1[1 0 .151412.41586526] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2543 15:24:34.680956  ] 1fc0: 000000[0 d  101010.010905741] Control: 10c5387d  Table: 15c7804a  DAC: 00000051
 2544 15:24:34.686270  d b6f32e00 00[0 0 0101014. 20003083] Process cat (pid: 2092, stack limit = 0xfe805a75)
 2545 15:24:34.687336  
 2546 15:24:34.692204  00001 00000[0 0 01 101.02012101036] Stack: (0xc47efe38 to 0xc47f0000)
 2547 15:24:34.694925  0 be882a54
 2548 15:24:34.702933  # [  [1 1 01.1515.0267318] fe20:                                                       00000023 c6e95000
 2549 15:24:34.713076  40] 1fe0: 00000004 be[8 8 2171818227579] fe40: 0000000c c47eff60 c47efe64 c47efe58 c1359d3c c1359abc c47efe74 c47efe68
 2550 15:24:34.715709   b6e9d4cf b6e237e6[
 2551 15:24:34.715961   
 2552 15:24:34.724173   #1 1[1 . 238012] fe60: c0c2f580 c1359d24 c47efe9c c47efe78 c0c2fa80 c0c2f560 c0c2f960 c6a26500
 2553 15:24:34.734923  10.555706] Code: bad [P C  1v1a1l248360] fe80: b6e60000 0000000c c52ec3c0 c47eff60 c47efec4 c47efea0 c07f6400 c0c2f96c
 2554 15:24:34.735224  ue
 2555 15:24:34.747626  # [  110.558842][  - -1-1[1 .258791] fea0: 00000000 c6a26500 b6e60000 c2816000 c47eff60 c07f639c c47eff5c c47efec8
 2556 15:24:34.755309  nd trace a80c4e28b09[9 5 1d1f1e. 69223] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c47ee000
 2557 15:24:34.755543  ]---
 2558 15:24:34.766139  # EXEC_VMALLOC[:   m1i1s1s.279570] fee0: b6e60000 00020000 00000004 0000000c 0001fff4 c47efee0 00000001 b6e5f000
 2559 15:24:34.768869  ng 'call trace:': [[F A I1L1]1
 2560 15:24:34.769098  .
 2561 15:24:34.777340  90001] ff00: c6ae2500 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2562 15:24:34.787309  not ok 33 selftests[:   l1k1d1t.m00347] ff20: 00000000 00000000 c136f2a0 224c80de c205c500 c6a26500 c6a26500 c47ee000
 2563 15:24:34.797699  : EXEC_VMALLOC.sh [#   e1x1i1t.=310692] ff40: b6e60000 00000000 00000000 00000004 c47eff94 c47eff60 c05992c0 c0598c2c
 2564 15:24:34.798266  
 2565 15:24:34.807459  # selftests: lkdtm[:   E1X1E1C.321037] ff60: 00000000 00000000 c47effac 224c80de 0000000c 0000000c b6fa7e00 00000004
 2566 15:24:34.808442  RODATA.sh
 2567 15:24:34.817087  [  111.331469] ff80: c03002e4 c47ee000 c47effa4 c47eff98 c0599350 c0599258 00000000 c47effa8
 2568 15:24:34.824904  [  111.340599] ffa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e60000 0000000c 00000000
 2569 15:24:34.833072  [  111.348788] ffc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 be8a3a54
 2570 15:24:34.841177  [  111.356978] ffe0: 00000004 be8a3788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000
 2571 15:24:34.844788  [  111.365160] Backtrace: 
 2572 15:24:34.852927  [  111.367635] [<c1359ab0>] (execute_location) from [<c1359d3c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2573 15:24:34.857957  [  111.376000]  r7:c47eff60 r6:0000000c r5:c6e95000 r4:00000023
 2574 15:24:34.866564  [  111.381683] [<c1359d18>] (lkdtm_EXEC_RODATA) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2575 15:24:34.873195  [  111.389964] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2576 15:24:34.881372  [  111.397984] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2577 15:24:34.889020  [  111.405912]  r9:c47eff60 r8:c52ec3c0 r7:0000000c r6:b6e60000 r5:c6a26500 r4:c0c2f960
 2578 15:24:34.899380  [  111.413673] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2579 15:24:34.906951  [  111.421515]  r9:c07f639c r8:c47eff60 r7:c2816000 r6:b6e60000 r5:c6a26500 r4:00000000
 2580 15:24:34.913793  [  111.429271] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2581 15:24:34.919709  [  111.436417]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c47ee000 r5:c6a26500
 2582 15:24:34.923176  [  111.444253]  r4:c6a26500
 2583 15:24:34.928756  [  111.446800] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2584 15:24:34.939654  [  111.453947]  r9:c47ee000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000c r4:0000000c
 2585 15:24:34.944828  [  111.461704] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2586 15:24:34.949042  [  111.469280] Exception stack(0xc47effa8 to 0xc47efff0)
 2587 15:24:34.957696  [  111.474344] ffa0:                   0000000c 0000000c 00000001 b6e60000 0000000c 00000000
 2588 15:24:34.966049  [  111.482535] ffc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 be8a3a54
 2589 15:24:34.971074  [  111.490722] ffe0: 00000004 be8a3788 b6f124cf b6e987e6
 2590 15:24:34.978550  [  111.495786] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2591 15:24:34.981093  [  111.501893] ---[ end trace a80c4e28b0995dff ]---
 2592 15:24:34.985846  # Segmentation fault
 2593 15:24:35.075335  # [  111.026549] lkdtm: Performing direct entry EXEC_RODATA
 2594 15:24:35.080564  # [  111.032589] lkdtm: attempting ok execution at c0c302f0
 2595 15:24:35.086924  # [  111.040597] lkdtm: attempting bad execution at c15e8a20
 2596 15:24:35.092878  # [  111.048660] 8<--- cut here ---
 2597 15:24:35.096259  # [  111.054529] Unable to handle kernel paging request at virtual address c15e8a20
 2598 15:24:35.099708  # [  111.063576] pgd = e270c63b
 2599 15:24:35.104309  # [  111.068191] [c15e8a20] *pgd=1141941e(bad)
 2600 15:24:35.110241  # [  111.074724] Internal error: Oops: 8000000d [#7] SMP ARM
 2601 15:24:35.138269  # [  111.082200] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2602 15:24:35.145730  # [  111.113907] CPU: 3 PID: 2092 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2603 15:24:35.152842  # [  111.124070] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2604 15:24:35.159233  # [  111.132434] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2605 15:24:35.162434  # [  111.140262] LR is at execute_location+0xa4/0xb4
 2606 15:24:35.167795  # [  111.147383] pc : [<c15e8a20>]    lr : [<c1359b54>]    psr: 600e0013
 2607 15:24:35.173364  # [  111.155559] sp : c47efe38  ip : c47efd40  fp : c47efe54
 2608 15:24:35.179290  # [  111.162692] r10: 0000000c  r9 : c1accb00  r8 : c15e8784
 2609 15:24:35.187792  # [  111.169739] r7 : c47eff60  r6 : 00000000  r5 : c15e8a20  r4 : c0c302f0
 2610 15:24:35.193611  # [  111.178088] r3 : 224c80de  r2 : 224c80de  r1 : ef7c05e0  r0 : 0000002b
 2611 15:24:35.201304  # [  111.186526] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2612 15:24:35.205752  # [  111.195741] Control: 10c5387d  Table: 15c7804a  DAC: 00000051
 2613 15:24:35.212403  # [  111.203483] Process cat (pid: 2092, stack limit = 0xfe805a75)
 2614 15:24:35.217603  # [  111.211136] Stack: (0xc47efe38 to 0xc47f0000)
 2615 15:24:35.226844  # [  111.217318] fe20:                                                       00000023 c6e95000
 2616 15:24:35.233122  # [  111.227579] fe40: 0000000c c47eff60 c47efe64 c47efe58 c1359d3c c1359abc c47efe74 c47efe68
 2617 15:24:35.243847  # [  111.238012] fe60: c0c2f580 c1359d24 c47efe9c c47efe78 c0c2fa80 c0c2f560 c0c2f960 c6a26500
 2618 15:24:35.249387  # [  111.248360] fe80: b6e60000 0000000c c52ec3c0 c47eff60 c47efec4 c47efea0 c07f6400 c0c2f96c
 2619 15:24:35.260808  # [  111.258791] fea0: 00000000 c6a26500 b6e60000 c2816000 c47eff60 c07f639c c47eff5c c47efec8
 2620 15:24:35.266866  # [  111.269223] fec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c47ee000
 2621 15:24:35.274858  # [  111.279570] fee0: b6e60000 00020000 00000004 0000000c 0001fff4 c47efee0 00000001 b6e5f000
 2622 15:24:35.282355  # [  111.290001] ff00: c6ae2500 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2623 15:24:35.291825  # [  111.300347] ff20: 00000000 00000000 c136f2a0 224c80de c205c500 c6a26500 c6a26500 c47ee000
 2624 15:24:35.303306  # [  111.310692] ff40: b6e60000 00000000 00000000 00000004 c47eff94 c47eff60 c05992c0 c0598c2c
 2625 15:24:35.308376  # [  111.321037] ff60: 00000000 00000000 c47effac 224c80de 0000000c 0000000c b6fa7e00 00000004
 2626 15:24:35.318282  # [  111.331469] ff80: c03002e4 c47ee000 c47effa4 c47eff98 c0599350 c0599258 00000000 c47effa8
 2627 15:24:35.323802  # [  111.340599] ffa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e60000 0000000c 00000000
 2628 15:24:35.324355  
 2629 15:24:35.332656  # [  111.348788] ffc0: 0000000c 0000000c b6fa7e00 00000004 00000001 00000000 00020000 be8a3a54
 2630 15:24:35.343899  # [  111.356978] ffe0: 00000004 be8a3788 b6f124cf b6e987e6 800e0030 00000001 00000000 00000000
 2631 15:24:35.344709  # [  111.365160] Backtrace: 
 2632 15:24:35.356347  # [  111.367635] [<c1359ab0>] (execute_location) from [<c1359d3c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2633 15:24:35.358592  # [  111.376000]  r7:c47eff60 r6:0000000c r5:c6e95000 r4:00000023
 2634 15:24:35.367673  # [  111.381683] [<c1359d18>] (lkdtm_EXEC_RODATA) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2635 15:24:35.374282  # [  111.389964] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2636 15:24:35.375966  
 2637 15:24:35.383774  # [  111.397984] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2638 15:24:35.391774  # [  111.405912]  r9:c47eff60 r8:c52ec3c0 r7:0000000c r6:b6e60000 r5:c6a26500 r4:c0c2f960
 2639 15:24:35.398615  # [  111.413673] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2640 15:24:35.406423  # [  111.421515]  r9:c07f639c r8:c47eff60 r7:c2816000 r6:b6e60000 r5:c6a26500 r4:00000000
 2641 15:24:35.413418  # [  111.429271] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2642 15:24:35.417106  
 2643 15:24:35.421857  # [  111.436417]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c47ee000 r5:c6a26500
 2644 15:24:35.426165  # [  111.444253]  r4:c6a26500
 2645 15:24:35.431373  # [  111.446800] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2646 15:24:35.439173  # [  111.453947]  r9:c47ee000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:0000000c r4:0000000c
 2647 15:24:35.448735  # [  111.461704] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2648 15:24:35.454657  # [  111.469280] Exception stack(0xc47effa8 to 0xc47efff0)
 2649 15:24:35.461192  # [  111.474344] ffa0:                   0000000c 0000000c 00000001 b6e60000 0000000c 00000000
 2650 15:24:35.472271  # [  111.482535] ffc0: 0000000c 0000000c b6fa7e00 00000004 00000001 0000[  111.989775] lkdtm: Performing direct entry EXEC_USERSPACE
 2651 15:24:35.475067  0000 00020000 be8a3a54
 2652 15:24:35.480022  # [  111.[  111.997394] lkdtm: attempting ok execution at c0c302f0
 2653 15:24:35.492284  490722] ffe0: 00000004 be8a3788 b[  112.005364] lkdtm: attempting bad execution at b6f36000
 2654 15:24:35.492565  6f124cf b6e987e6
 2655 15:24:35.498518  # [  111.495786[  112.013444] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000
 2656 15:24:35.506813  ] Code: 5f727563 6e756f63 0000007[  112.023417] Internal error: : b [#8] SMP ARM
 2657 15:24:35.510822  4 aa55aa55 (e1a0c00d) 
 2658 15:24:35.537328  # [  111.[  112.030548] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2659 15:24:35.547312  501893] ---[ end trace a80c4e2[8  112.062269] CPU: 1 PID: 2168 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2660 15:24:35.549388  0995dff ]---
 2661 15:24:35.556832  #[  E X1E1C2_.R0O7D698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2662 15:24:35.562810  ATA: missing 'call trace[: ' :1 12.081238] PC is at 0xb6f36000
 2663 15:24:35.563103  FAIL]
 2664 15:24:35.572183  not ok 34 selftests: lkdt[  112.086824] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2665 15:24:35.572984  : EXEC_RODATA.sh # e[x i t11=21.
 2666 15:24:35.577939  94479] pc : [<b6f36000>]    lr : [<c0c30444>]    psr: 600e0013
 2667 15:24:35.579094  
 2668 15:24:35.579353  
 2669 15:24:35.585053  # selftests: l[k d t1m1:2 .E1X0E918] sp : c6911e48  ip : c6911d50  fp : c6911e64
 2670 15:24:35.586326  C_USERSPACE.sh
 2671 15:24:35.588218  
 2672 15:24:35.591821  [  112.110148] r10: 0000000f  r9 : c1accb0c  r8 : c15e8784
 2673 15:24:35.597795  [  112.116770] r7 : c6911f60  r6 : 0000000f  r5 : c68ac000  r4 : b6f36000
 2674 15:24:35.606288  [  112.123319] r3 : a841fb3c  r2 : a841fb3c  r1 : ef7965e0  r0 : 0000002b
 2675 15:24:35.612870  [  112.129872] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2676 15:24:35.618318  [  112.137030] Control: 10c5387d  Table: 158a404a  DAC: 00000051
 2677 15:24:35.626209  [  112.142801] Process cat (pid: 2168, stack limit = 0x7347c7bb)
 2678 15:24:35.631865  [  112.148570] Stack: (0xc6911e48 to 0xc6912000)
 2679 15:24:35.638276  [  112.152960] 1e40:                   00000001 00000000 0000000f 00000024 c6911e74 c6911e68
 2680 15:24:35.647169  [  112.161171] 1e60: c0c2f580 c0c3038c c6911e9c c6911e78 c0c2fa80 c0c2f560 c0c2f960 c6e8f900
 2681 15:24:35.652590  [  112.169381] 1e80: b6df0000 0000000f c52ec3c0 c6911f60 c6911ec4 c6911ea0 c07f6400 c0c2f96c
 2682 15:24:35.660486  [  112.177589] 1ea0: 00000000 c6e8f900 b6df0000 c2816000 c6911f60 c07f639c c6911f5c c6911ec8
 2683 15:24:35.670985  [  112.185798] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c44b45e4 c05992c0 c6910000
 2684 15:24:35.678324  [  112.194006] 1ee0: b6df0000 00020000 00000004 0000000f 0001fff1 c6911ee0 00000001 00000805
 2685 15:24:35.684994  [  112.202214] 1f00: c5b6d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2686 15:24:35.696532  [  112.210423] 1f20: 00000000 00000000 c6910000 a841fb3c b6def000 c6e8f900 c6e8f900 c6910000
 2687 15:24:35.702789  [  112.218632] 1f40: b6df0000 00000000 00000000 00000004 c6911f94 c6911f60 c05992c0 c0598c2c
 2688 15:24:35.710071  [  112.226843] 1f60: 00000000 00000000 c6911fac a841fb3c 0000000f 0000000f b6f37e00 00000004
 2689 15:24:35.718077  [  112.235052] 1f80: c03002e4 c6910000 c6911fa4 c6911f98 c0599350 c0599258 00000000 c6911fa8
 2690 15:24:35.726144  [  112.243259] 1fa0: c03000c0 c0599344 0000000f 0000000f 00000001 b6df0000 0000000f 00000000
 2691 15:24:35.734331  [  112.251466] 1fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bea86a54
 2692 15:24:35.743994  [  112.259673] 1fe0: 00000004 bea86788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000
 2693 15:24:35.744935  [  112.267866] Backtrace: 
 2694 15:24:35.754062  [  112.270378] [<c0c30380>] (lkdtm_EXEC_USERSPACE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2695 15:24:35.756073  [  112.278926]  r4:00000024
 2696 15:24:35.765085  [  112.281499] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2697 15:24:35.772198  [  112.289545] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2698 15:24:35.781773  [  112.297494]  r9:c6911f60 r8:c52ec3c0 r7:0000000f r6:b6df0000 r5:c6e8f900 r4:c0c2f960
 2699 15:24:35.788760  [  112.305278] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2700 15:24:35.796231  [  112.313140]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6df0000 r5:c6e8f900 r4:00000000
 2701 15:24:35.803756  [  112.320916] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2702 15:24:35.812881  [  112.328086]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6910000 r5:c6e8f900
 2703 15:24:35.813485  [  112.335935]  r4:c6e8f900
 2704 15:24:35.822657  [  112.338500] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2705 15:24:35.830198  [  112.345665]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f
 2706 15:24:35.837969  [  112.353445] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2707 15:24:35.842162  [  112.361035] Exception stack(0xc6911fa8 to 0xc6911ff0)
 2708 15:24:35.850431  [  112.366114] 1fa0:                   0000000f 0000000f 00000001 b6df0000 0000000f 00000000
 2709 15:24:35.857203  [  112.374321] 1fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bea86a54
 2710 15:24:35.863322  [  112.382523] 1fe0: 00000004 bea86788 b6ea24cf b6e287e6
 2711 15:24:35.865211  [  112.387608] Code: bad PC value
 2712 15:24:35.866264  
 2713 15:24:35.869845  [  112.390704] ---[ end trace a80c4e28b0995e00 ]---
 2714 15:24:35.873954  # Segmentation fault
 2715 15:24:35.973489  # [  111.989775] lkdtm: Performing direct entry EXEC_USERSPACE
 2716 15:24:35.977885  # [  111.997394] lkdtm: attempting ok execution at c0c302f0
 2717 15:24:35.982105  # [  112.005364] lkdtm: attempting bad execution at b6f36000
 2718 15:24:35.991530  # [  112.013444] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6f36000
 2719 15:24:35.995982  # [  112.023417] Internal error: : b [#8] SMP ARM
 2720 15:24:36.023156  # [  112.030548] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2721 15:24:36.032539  # [  112.062269] CPU: 1 PID: 2168 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2722 15:24:36.040617  # [  112.072698] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2723 15:24:36.041397  # [  112.081238] PC is at 0xb6f36000
 2724 15:24:36.047005  # [  112.086824] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2725 15:24:36.052881  # [  112.094479] pc : [<b6f36000>]    lr : [<c0c30444>]    psr: 600e0013
 2726 15:24:36.061271  # [  112.102918] sp : c6911e48  ip : c6911d50  fp : c6911e64
 2727 15:24:36.065613  # [  112.110148] r10: 0000000f  r9 : c1accb0c  r8 : c15e8784
 2728 15:24:36.071834  # [  112.116770] r7 : c6911f60  r6 : 0000000f  r5 : c68ac000  r4 : b6f36000
 2729 15:24:36.076007  # [  112.123319] r3 : a841fb3c  r2 : a841fb3c  r1 : ef7965e0  r0 : 0000002b
 2730 15:24:36.079520  
 2731 15:24:36.086387  # [  112.129872] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2732 15:24:36.090465  # [  112.137030] Control: 10c5387d  Table: 158a404a  DAC: 00000051
 2733 15:24:36.097030  # [  112.142801] Process cat (pid: 2168, stack limit = 0x7347c7bb)
 2734 15:24:36.101440  # [  112.148570] Stack: (0xc6911e48 to 0xc6912000)
 2735 15:24:36.109996  # [  112.152960] 1e40:                   00000001 00000000 0000000f 00000024 c6911e74 c6911e68
 2736 15:24:36.116949  # [  112.161171] 1e60: c0c2f580 c0c3038c c6911e9c c6911e78 c0c2fa80 c0c2f560 c0c2f960 c6e8f900
 2737 15:24:36.127896  # [  112.169381] 1e80: b6df0000 0000000f c52ec3c0 c6911f60 c6911ec4 c6911ea0 c07f6400 c0c2f96c
 2738 15:24:36.135870  # [  112.177589] 1ea0: 00000000 c6e8f900 b6df0000 c2816000 c6911f60 c07f639c c6911f5c c6911ec8
 2739 15:24:36.142127  # [  112.185798] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c44b45e4 c05992c0 c6910000
 2740 15:24:36.150333  # [  112.194006] 1ee0: b6df0000 00020000 00000004 0000000f 0001fff1 c6911ee0 00000001 00000805
 2741 15:24:36.158335  # [  112.202214] 1f00: c5b6d680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2742 15:24:36.162295  
 2743 15:24:36.169930  # [  112.210423] 1f20: 00000000 00000000 c6910000 a841fb3c b6def000 c6e8f900 c6e8f900 c6910000
 2744 15:24:36.175169  # [  112.218632] 1f40: b6df0000 00000000 00000000 00000004 c6911f94 c6911f60 c05992c0 c0598c2c
 2745 15:24:36.185002  # [  112.226843] 1f60: 00000000 00000000 c6911fac a841fb3c 0000000f 0000000f b6f37e00 00000004
 2746 15:24:36.192468  # [  112.235052] 1f80: c03002e4 c6910000 c6911fa4 c6911f98 c0599350 c0599258 00000000 c6911fa8
 2747 15:24:36.201756  # [  112.243259] 1fa0: c03000c0 c0599344 0000000f 0000000f 00000001 b6df0000 0000000f 00000000
 2748 15:24:36.208470  # [  112.251466] 1fc0: 0000000f 0000000f b6f37e00 00000004 00000001 00000000 00020000 bea86a54
 2749 15:24:36.209948  
 2750 15:24:36.216995  # [  112.259673] 1fe0: 00000004 bea86788 b6ea24cf b6e287e6 800e0030 00000001 00000000 00000000
 2751 15:24:36.219344  # [  112.267866] Backtrace: 
 2752 15:24:36.232889  # [  112.270378] [<c0c30380>] (lkdtm_EXEC_USERSPACE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2753 15:24:36.233184  # [  112.278926]  r4:00000024
 2754 15:24:36.240549  # [  112.281499] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2755 15:24:36.247651  # [  112.289545] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2756 15:24:36.256609  # [  112.297494]  r9:c6911f60 r8:c52ec3c0 r7:0000000f r6:b6df0000 r5:c6e8f900 r4:c0c2f960
 2757 15:24:36.264214  # [  112.305278] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2758 15:24:36.272401  # [  112.313140]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6df0000 r5:c6e8f900 r4:00000000
 2759 15:24:36.278717  # [  112.320916] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2760 15:24:36.289021  # [  112.328086]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c6910000 r5:c6e8f900
 2761 15:24:36.289287  # [  112.335935]  r4:c6e8f900
 2762 15:24:36.296012  # [  112.338500] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2763 15:24:36.304044  # [  112.345665]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:0000000f r4:0000000f
 2764 15:24:36.312031  # [  112.353445] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2765 15:24:36.320744  # [  112.361035] Exception sta[  112.838561] lkdtm: Performing direct entry EXEC_NULL
 2766 15:24:36.326440  ck(0xc6911fa8 to 0[x c 6191121.f844309] lkdtm: attempting ok execution at c0c302f0
 2767 15:24:36.327946  
 2768 15:24:36.328155  0)
 2769 15:24:36.335108  # [  112.366114] 1fa0:       [  112.851683] lkdtm: attempting bad execution at 00000000
 2770 15:24:36.343410              0000000f 0000000f 000[  112.859779] 8<--- cut here ---
 2771 15:24:36.351855  00001 b6df0000 0000000[f   010102.865632] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2772 15:24:36.352125  0000
 2773 15:24:36.358344  # [  112.374321] 1fc0: 0000[  112.876172] pgd = 7a4f4659
 2774 15:24:36.363098  000f 0000000f b6f37e00 00000004 0[  112.881713] [00000000] *pgd=00000000
 2775 15:24:36.366148  
 2776 15:24:36.372222  0000001 00000000 00020000 bea86a5[  112.888138] Internal error: Oops: 80000005 [#9] SMP ARM
 2777 15:24:36.372628  4
 2778 15:24:36.403885  # [  112.382523] 1fe0: 0000000[  112.896177] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2779 15:24:36.413124  4 bea86788 b6ea24[c f  1b162e.2927881] CPU: 1 PID: 2239 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2780 15:24:36.413385  7e6
 2781 15:24:36.421956  # [  [1 1 21.1328.79630787]02] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2782 15:24:36.424798  Code: bad PC value
 2783 15:24:36.425120  [
 2784 15:24:36.428549   #  1[1 2 .146055] PC is at 0x0
 2785 15:24:36.435979  12.390704] ---[ end trace a[8 0 c12.950764] LR is at execute_location+0xa4/0xb4
 2786 15:24:36.436566  4e28b0995e[0 0  1]1-2-.-95
 2787 15:24:36.436787  7
 2788 15:24:36.442017  8#0 ] pc : [<00000000>]    lr : [<c1359b54>]    psr: 600e0013
 2789 15:24:36.449773  EXEC_USER[S P A1C1E2:. 9m6i5s8s0i] sp : c6b1be38  ip : c6b1bd40  fp : c6b1be54
 2790 15:24:36.456084  ng 'call [t r a1c1e2:.'9:7 2[7F5A] r10: 0000000a  r9 : c1accb1c  r8 : c15e8784
 2791 15:24:36.456398  IL]
 2792 15:24:36.463209  not [o k  13152 .s9e7l97f1t8] r7 : c6b1bf60  r6 : 00000000  r5 : 00000000  r4 : c0c302f0
 2793 15:24:36.471977  sts: lkd[t m :1 1E2X.E9C8_7U9S8E0] r3 : 3523b292  r2 : 3523b292  r1 : ef7965e0  r0 : 0000002b
 2794 15:24:36.473573  SPACE.sh # e[x i t1=112
 2795 15:24:36.473914  .
 2796 15:24:36.480258  9#9 6s244] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2797 15:24:36.489263  lftests: [l k d1t1m3:. 0E05X2E8C4] Control: 10c5387d  Table: 15c8004a  DAC: 00000051
 2798 15:24:36.489630  NULL.sh
 2799 15:24:36.494610  [  113.012768] Process cat (pid: 2239, stack limit = 0xccc357f3)
 2800 15:24:36.499628  [  113.019292] Stack: (0xc6b1be38 to 0xc6b1c000)
 2801 15:24:36.509023  [  113.023655] be20:                                                       00000025 c69d5000
 2802 15:24:36.518349  [  113.031842] be40: 0000000a c6b1bf60 c6b1be64 c6b1be58 c1359d60 c1359abc c6b1be74 c6b1be68
 2803 15:24:36.523074  [  113.040028] be60: c0c2f580 c1359d4c c6b1be9c c6b1be78 c0c2fa80 c0c2f560 c0c2f960 c5b9e3c0
 2804 15:24:36.533983  [  113.048213] be80: b6e04000 0000000a c52ec3c0 c6b1bf60 c6b1bec4 c6b1bea0 c07f6400 c0c2f96c
 2805 15:24:36.539193  [  113.056398] bea0: 00000000 c5b9e3c0 b6e04000 c2816000 c6b1bf60 c07f639c c6b1bf5c c6b1bec8
 2806 15:24:36.549427  [  113.064584] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6b1a000
 2807 15:24:36.558973  [  113.072768] bee0: b6e04000 00020000 00000004 0000000a 0001fff6 c6b1bee0 00000001 b6e03000
 2808 15:24:36.566505  [  113.080955] bf00: c5bb9680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2809 15:24:36.573116  [  113.089140] bf20: 00000000 00000000 c136f2a0 3523b292 c205c500 c5b9e3c0 c5b9e3c0 c6b1a000
 2810 15:24:36.580194  [  113.097327] bf40: b6e04000 00000000 00000000 00000004 c6b1bf94 c6b1bf60 c05992c0 c0598c2c
 2811 15:24:36.589150  [  113.105513] bf60: 00000000 00000000 c6b1bfac 3523b292 0000000a 0000000a b6f4be00 00000004
 2812 15:24:36.597664  [  113.113698] bf80: c03002e4 c6b1a000 c6b1bfa4 c6b1bf98 c0599350 c0599258 00000000 c6b1bfa8
 2813 15:24:36.598483  
 2814 15:24:36.605060  [  113.121883] bfa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e04000 0000000a 00000000
 2815 15:24:36.615129  [  113.130068] bfc0: 0000000a 0000000a b6f4be00 00000004 00000001 00000000 00020000 beef7a54
 2816 15:24:36.625945  [  113.138255] bfe0: 00000004 beef7788 b6eb64cf b6e3c7e6 800e0030 00000001 00000000 00000000
 2817 15:24:36.626304  [  113.146436] Backtrace: 
 2818 15:24:36.636404  [  113.148905] [<c1359ab0>] (execute_location) from [<c1359d60>] (lkdtm_EXEC_NULL+0x20/0x24)
 2819 15:24:36.641300  [  113.157093]  r7:c6b1bf60 r6:0000000a r5:c69d5000 r4:00000025
 2820 15:24:36.646397  [  113.162770] [<c1359d40>] (lkdtm_EXEC_NULL) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2821 15:24:36.655969  [  113.170871] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2822 15:24:36.662907  [  113.178888] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2823 15:24:36.670280  [  113.186813]  r9:c6b1bf60 r8:c52ec3c0 r7:0000000a r6:b6e04000 r5:c5b9e3c0 r4:c0c2f960
 2824 15:24:36.681046  [  113.194570] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2825 15:24:36.686868  [  113.202408]  r9:c07f639c r8:c6b1bf60 r7:c2816000 r6:b6e04000 r5:c5b9e3c0 r4:00000000
 2826 15:24:36.692795  [  113.210160] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2827 15:24:36.702014  [  113.217303]  r10:00000004 r9:00000000 r8:00000000 r7:b6e04000 r6:c6b1a000 r5:c5b9e3c0
 2828 15:24:36.704852  [  113.225136]  r4:c5b9e3c0
 2829 15:24:36.709291  [  113.227679] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2830 15:24:36.712237  
 2831 15:24:36.719188  [  113.234822]  r9:c6b1a000 r8:c03002e4 r7:00000004 r6:b6f4be00 r5:0000000a r4:0000000a
 2832 15:24:36.725069  [  113.242578] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2833 15:24:36.731055  [  113.250152] Exception stack(0xc6b1bfa8 to 0xc6b1bff0)
 2834 15:24:36.738140  [  113.255214] bfa0:                   0000000a 0000000a 00000001 b6e04000 0000000a 00000000
 2835 15:24:36.748228  [  113.263403] bfc0: 0000000a 0000000a b6f4be00 00000004 00000001 00000000 00020000 beef7a54
 2836 15:24:36.751259  [  113.271588] bfe0: 00000004 beef7788 b6eb64cf b6e3c7e6
 2837 15:24:36.754327  
 2838 15:24:36.754655  [  113.276652] Code: bad PC value
 2839 15:24:36.759468  [  113.279790] ---[ end trace a80c4e28b0995e01 ]---
 2840 15:24:36.767314  # Segmentation fault
 2841 15:24:36.877155  # [  112.838561] lkdtm: Performing direct entry EXEC_NULL
 2842 15:24:36.884266  # [  112.844309] lkdtm: attempting ok execution at c0c302f0
 2843 15:24:36.887388  # [  112.851683] lkdtm: attempting bad execution at 00000000
 2844 15:24:36.889255  
 2845 15:24:36.891474  # [  112.859779] 8<--- cut here ---
 2846 15:24:36.898720  # [  112.865632] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2847 15:24:36.901398  # [  112.876172] pgd = 7a4f4659
 2848 15:24:36.905749  # [  112.881713] [00000000] *pgd=00000000
 2849 15:24:36.910608  # [  112.888138] Internal error: Oops: 80000005 [#9] SMP ARM
 2850 15:24:36.939845  # [  112.896177] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2851 15:24:36.947989  # [  112.927881] CPU: 1 PID: 2239 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2852 15:24:36.954268  # [  112.937702] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2853 15:24:36.959680  # [  112.946055] PC is at 0x0
 2854 15:24:36.962390  # [  112.950764] LR is at execute_location+0xa4/0xb4
 2855 15:24:36.970968  # [  112.957800] pc : [<00000000>]    lr : [<c1359b54>]    psr: 600e0013
 2856 15:24:36.973089  # [  112.965800] sp : c6b1be38  ip : c6b1bd40  fp : c6b1be54
 2857 15:24:36.979066  # [  112.972759] r10: 0000000a  r9 : c1accb1c  r8 : c15e8784
 2858 15:24:36.986519  # [  112.979718] r7 : c6b1bf60  r6 : 00000000  r5 : 00000000  r4 : c0c302f0
 2859 15:24:36.993718  # [  112.987980] r3 : 3523b292  r2 : 3523b292  r1 : ef7965e0  r0 : 0000002b
 2860 15:24:36.999213  # [  112.996244] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2861 15:24:37.007650  # [  113.005284] Control: 10c5387d  Table: 15c8004a  DAC: 00000051
 2862 15:24:37.012965  # [  113.012768] Process cat (pid: 2239, stack limit = 0xccc357f3)
 2863 15:24:37.016723  # [  113.019292] Stack: (0xc6b1be38 to 0xc6b1c000)
 2864 15:24:37.024386  # [  113.023655] be20:                                                       00000025 c69d5000
 2865 15:24:37.033197  # [  113.031842] be40: 0000000a c6b1bf60 c6b1be64 c6b1be58 c1359d60 c1359abc c6b1be74 c6b1be68
 2866 15:24:37.040226  # [  113.040028] be60: c0c2f580 c1359d4c c6b1be9c c6b1be78 c0c2fa80 c0c2f560 c0c2f960 c5b9e3c0
 2867 15:24:37.052021  # [  113.048213] be80: b6e04000 0000000a c52ec3c0 c6b1bf60 c6b1bec4 c6b1bea0 c07f6400 c0c2f96c
 2868 15:24:37.058325  # [  113.056398] bea0: 00000000 c5b9e3c0 b6e04000 c2816000 c6b1bf60 c07f639c c6b1bf5c c6b1bec8
 2869 15:24:37.065232  # [  113.064584] bec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6b1a000
 2870 15:24:37.076220  # [  113.072768] bee0: b6e04000 00020000 00000004 0000000a 0001fff6 c6b1bee0 00000001 b6e03000
 2871 15:24:37.083425  # [  113.080955] bf00: c5bb9680 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2872 15:24:37.092744  # [  113.089140] bf20: 00000000 00000000 c136f2a0 3523b292 c205c500 c5b9e3c0 c5b9e3c0 c6b1a000
 2873 15:24:37.100855  # [  113.097327] bf40: b6e04000 00000000 00000000 00000004 c6b1bf94 c6b1bf60 c05992c0 c0598c2c
 2874 15:24:37.107169  # [  113.105513] bf60: 00000000 00000000 c6b1bfac 3523b292 0000000a 0000000a b6f4be00 00000004
 2875 15:24:37.115535  # [  113.113698] bf80: c03002e4 c6b1a000 c6b1bfa4 c6b1bf98 c0599350 c0599258 00000000 c6b1bfa8
 2876 15:24:37.124985  # [  113.121883] bfa0: c03000c0 c0599344 0000000a 0000000a 00000001 b6e04000 0000000a 00000000
 2877 15:24:37.134169  # [  113.130068] bfc0: 0000000a 0000000a b6f4be00 00000004 00000001 00000000 00020000 beef7a54
 2878 15:24:37.142137  # [  113.138255] bfe0: 00000004 beef7788 b6eb64cf b6e3c7e6 800e0030 00000001 00000000 00000000
 2879 15:24:37.144439  # [  113.146436] Backtrace: 
 2880 15:24:37.152259  # [  113.148905] [<c1359ab0>] (execute_location) from [<c1359d60>] (lkdtm_EXEC_NULL+0x20/0x24)
 2881 15:24:37.159640  # [  113.157093]  r7:c6b1bf60 r6:0000000a r5:c69d5000 r4:00000025
 2882 15:24:37.167127  # [  113.162770] [<c1359d40>] (lkdtm_EXEC_NULL) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2883 15:24:37.175132  # [  113.170871] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2884 15:24:37.183528  # [  113.178888] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2885 15:24:37.191721  # [  113.186813]  r9:c6b1bf60 r8:c52ec3c0 r7:0000000a r6:b6e04000 r5:c5b9e3c0 r4:c0c2f960
 2886 15:24:37.198507  # [  113.194570] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2887 15:24:37.206439  # [  113.202408]  r9:c07f639c r8:c6b1bf60 r7:c2816000 r6:b6e04000 r5:c5b9e3c0 r4:00000000
 2888 15:24:37.213916  # [  113.210160] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2889 15:24:37.222914  # [  113.217303]  r10:00000004 r9:00000000 r8:00000000 r7:b6e04000 r6:c6b1a000 r5:c5b9e3c0
 2890 15:24:37.227621  # [  11[  113.746081] lkdtm: Performing direct entry ACCESS_USERSPACE
 2891 15:24:37.232784  3.225136]  r4:c5b9e3c0
 2892 15:24:37.235092  # [  113.[  113.752064] lkdtm: attempting bad read at b6efd000
 2893 15:24:37.240574  227679] [<c059924c>] (ksys_write)[  113.759716] 8<--- cut here ---
 2894 15:24:37.249162   from [<c05993[5 0 >1]1 3(.s7y6s5509] Unhandled fault: page domain fault (0x01b) at 0xb6efd000
 2895 15:24:37.252183  write+0x18/[0 x 11c1)3
 2896 15:24:37.252475  .
 2897 15:24:37.255065  7#7 3[8 7] pgd = 7a4f4659
 2898 15:24:37.260178   113.234822]  r9:[c 6 b111a30.0708386] [b6efd000] *pgd=49483831
 2899 15:24:37.265095   r8:c03002e4 r7:0[0 0 0101030.47 4049] Internal error: : 1b [#10] SMP ARM
 2900 15:24:37.268878  
 2901 15:24:37.297930  r6:b6f4be00 r5:0000000a r4:000000[  113.790571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2902 15:24:37.298282  0a
 2903 15:24:37.308082  # [  113.24257[8 ]  1[1<3.c802275] CPU: 2 PID: 2315 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2904 15:24:37.317644  599338>][  ( s1y1s3_.w8r3i2t0e9)4] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2905 15:24:37.323063  from [<c03000c0>] (ret_fa[s t _1s3.840367] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2906 15:24:37.325140  yscall+0x0/0x28)
 2907 15:24:37.332962  # [  113.[2 5 013.848023] LR is at __irq_work_queue_local+0x40/0x74
 2908 15:24:37.338217  152] Excepti[o n 1 1s3t.a8c5k5(508] pc : [<c0c30568>]    lr : [<c049c03c>]    psr: 600e0013
 2909 15:24:37.347480  xc6b1bf[a 8  1t1o3 .08x6c366b614b sp : c6911e38  ip : c6911d40  fp : c6911e64
 2910 15:24:37.347726  ff0)
 2911 15:24:37.353050  [#   [1 1 31.1837.02553562] r10: 00000011  r9 : c1accb28  r8 : c15e8784
 2912 15:24:37.359961  4] bfa0:[     1 1 3 . 8 77 4 1 0  r7 : c6911f60  r6 : 00000051  r5 : c6910000  r4 : b6efd000
 2913 15:24:37.364982  
 2914 15:24:37.368953         0000[0 0 01a1 30.0808050506] r3 : 0f0abd85  r2 : 0f0abd85  r1 : ef7ab5e0  r0 : 00000026
 2915 15:24:37.377359  0a 00000001 b[6 e 0141030.08 903036] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2916 15:24:37.379083  
 2917 15:24:37.381125  00000a 00[0 0 0101030.9
 2918 15:24:37.381337  0
 2919 15:24:37.387166  2#9 7[6] Control: 10c5387d  Table: 15c8004a  DAC: 00000051
 2920 15:24:37.394496   113.263403[]   b1f1c30.:9 1000409] Process cat (pid: 2315, stack limit = 0x7347c7bb)
 2921 15:24:37.400031  0000a 00000[0 0 a1 1b36.f941b8e006] Stack: (0xc6911e38 to 0xc6912000)
 2922 15:24:37.412735  0 00000004 00000[0 0 11 1030.09024206] 1e20:                                                       00000022 00000000
 2923 15:24:37.413506  000 00020000 be[e f 71a1534.9
 2924 15:24:37.413798  3
 2925 15:24:37.421437  4466] 1e40: 00000000 0f0abd85 c6911e6c 00000026 c5d3a000 00000011 c6911e74 c6911e68
 2926 15:24:37.431564   [  113.271588] [b f e101:3 .09044637] 1e60: c0c2f580 c0c30460 c6911e9c c6911e78 c0c2fa80 c0c2f560 c0c2f960 c6ae32c0
 2927 15:24:37.441602  00004 beef778[8   b161e3b.6945c4f95] 1e80: b6db7000 00000011 c52ec3c0 c6911f60 c6911ec4 c6911ea0 c07f6400 c0c2f96c
 2928 15:24:37.442135   b6e3c7e6
 2929 15:24:37.451616  # [ [  1 1131.32.79666981] 1ea0: 00000000 c6ae32c0 b6db7000 c2816000 c6911f60 c07f639c c6911f5c c6911ec8
 2930 15:24:37.454423  52] Code: bad PC[  v a1l1u3e.
 2931 15:24:37.454834  9
 2932 15:24:37.460402  75153] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6910000
 2933 15:24:37.471618   [  113.279790] [- - -1[1 3e.n9d85412] 1ee0: b6db7000 00020000 00000004 00000011 0001ffef c6911ee0 00000001 b6db6000
 2934 15:24:37.480820  trace a80c4e2[8 b 0191935.e90915 68] 1f00: c6e8fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2935 15:24:37.482959  ]---
 2936 15:24:37.492266  # EXEC_NULL[:   m1i1s4s.i0n5756] 1f20: 00000000 00000000 c136f2a0 0f0abd85 c205c500 c6ae32c0 c6ae32c0 c6910000
 2937 15:24:37.503776  g 'call trace:[' :  1[1F4A.I0L1]6011] 1f40: b6db7000 00000000 00000000 00000004 c6911f94 c6911f60 c05992c0 c0598c2c
 2938 15:24:37.504239  
 2939 15:24:37.513781  not ok 36 self[t e s1t1s4:. 0l2k184] 1f60: 00000000 00000000 c6911fac 0f0abd85 00000011 00000011 b6efee00 00000004
 2940 15:24:37.521950  dtm: EXEC_NUL[L . s1h1 4#. 0e3x6i54] 1f80: c03002e4 c6910000 c6911fa4 c6911f98 c0599350 c0599258 00000000 c6911fa8
 2941 15:24:37.522393  t=1
 2942 15:24:37.532666  # selfte[s t s1:1 4l.k0d4t6m39] 1fa0: c03000c0 c0599344 00000011 00000011 00000001 b6db7000 00000011 00000000
 2943 15:24:37.536508  : ACCESS_USERSPA[C E .1s1h4
 2944 15:24:37.537091  .
 2945 15:24:37.542045  056526] 1fc0: 00000011 00000011 b6efee00 00000004 00000001 00000000 00020000 bef13a54
 2946 15:24:37.550775  [  114.066697] 1fe0: 00000004 bef13788 b6e694cf b6def7e6 800e0030 00000001 00000000 00000000
 2947 15:24:37.554985  [  114.074877] Backtrace: 
 2948 15:24:37.561627  [  114.077346] [<c0c30454>] (lkdtm_ACCESS_USERSPACE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 2949 15:24:37.566430  [  114.086052]  r6:00000011 r5:c5d3a000 r4:00000026
 2950 15:24:37.573969  [  114.090681] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 2951 15:24:37.582175  [  114.098699] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 2952 15:24:37.592667  [  114.106623]  r9:c6911f60 r8:c52ec3c0 r7:00000011 r6:b6db7000 r5:c6ae32c0 r4:c0c2f960
 2953 15:24:37.598919  [  114.114380] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 2954 15:24:37.605819  [  114.122219]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6db7000 r5:c6ae32c0 r4:00000000
 2955 15:24:37.613527  [  114.129970] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 2956 15:24:37.624314  [  114.137113]  r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6910000 r5:c6ae32c0
 2957 15:24:37.624685  [  114.144946]  r4:c6ae32c0
 2958 15:24:37.631372  [  114.147487] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 2959 15:24:37.637190  [  114.154630]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6efee00 r5:00000011 r4:00000011
 2960 15:24:37.647406  [  114.162384] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2961 15:24:37.652207  [  114.169957] Exception stack(0xc6911fa8 to 0xc6911ff0)
 2962 15:24:37.658987  [  114.175016] 1fa0:                   00000011 00000011 00000001 b6db7000 00000011 00000000
 2963 15:24:37.668055  [  114.183200] 1fc0: 00000011 00000011 b6efee00 00000004 00000001 00000000 00020000 bef13a54
 2964 15:24:37.672489  [  114.191383] 1fe0: 00000004 bef13788 b6e694cf b6def7e6
 2965 15:24:37.677590  [  114.196444] Code: e1a01004 e30d0a4c e34c01ac eb1c7a41 (e5943000) 
 2966 15:24:37.682103  [  114.202548] ---[ end trace a80c4e28b0995e02 ]---
 2967 15:24:37.685162  # Segmentation fault
 2968 15:24:37.818364  # [  113.746081] lkdtm: Performing direct entry ACCESS_USERSPACE
 2969 15:24:37.822558  # [  113.752064] lkdtm: attempting bad read at b6efd000
 2970 15:24:37.826519  # [  113.759716] 8<--- cut here ---
 2971 15:24:37.832683  # [  113.765509] Unhandled fault: page domain fault (0x01b) at 0xb6efd000
 2972 15:24:37.834713  # [  113.773857] pgd = 7a4f4659
 2973 15:24:37.838730  # [  113.778386] [b6efd000] *pgd=49483831
 2974 15:24:37.844935  # [  113.784049] Internal error: : 1b [#10] SMP ARM
 2975 15:24:37.873658  # [  113.790571] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 2976 15:24:37.880798  # [  113.822275] CPU: 2 PID: 2315 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 2977 15:24:37.891195  # [  113.832094] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2978 15:24:37.893164  # [  113.840367] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2979 15:24:37.900338  # [  113.848023] LR is at __irq_work_queue_local+0x40/0x74
 2980 15:24:37.904273  # [  113.855578] pc : [<c0c30568>]    lr : [<c049c03c>]    psr: 600e0013
 2981 15:24:37.911481  # [  113.863664] sp : c6911e38  ip : c6911d40  fp : c6911e64
 2982 15:24:37.914644  # [  113.870536] r10: 00000011  r9 : c1accb28  r8 : c15e8784
 2983 15:24:37.916229  
 2984 15:24:37.921961  # [  113.877410] r7 : c6911f60  r6 : 00000051  r5 : c6910000  r4 : b6efd000
 2985 15:24:37.931037  # [  113.885586] r3 : 0f0abd85  r2 : 0f0abd85  r1 : ef7ab5e0  r0 : 00000026
 2986 15:24:37.937369  # [  113.893936] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2987 15:24:37.941477  # [  113.902976] Control: 10c5387d  Table: 15c8004a  DAC: 00000051
 2988 15:24:37.947398  # [  113.910459] Process cat (pid: 2315, stack limit = 0x7347c7bb)
 2989 15:24:37.948115  
 2990 15:24:37.952548  # [  113.918026] Stack: (0xc6911e38 to 0xc6912000)
 2991 15:24:37.959973  # [  113.924206] 1e20:                                                       00000022 00000000
 2992 15:24:37.961408  
 2993 15:24:37.968428  # [  113.934466] 1e40: 00000000 0f0abd85 c6911e6c 00000026 c5d3a000 00000011 c6911e74 c6911e68
 2994 15:24:37.979040  # [  113.944637] 1e60: c0c2f580 c0c30460 c6911e9c c6911e78 c0c2fa80 c0c2f560 c0c2f960 c6ae32c0
 2995 15:24:37.985427  # [  113.954895] 1e80: b6db7000 00000011 c52ec3c0 c6911f60 c6911ec4 c6911ea0 c07f6400 c0c2f96c
 2996 15:24:37.994237  # [  113.964981] 1ea0: 00000000 c6ae32c0 b6db7000 c2816000 c6911f60 c07f639c c6911f5c c6911ec8
 2997 15:24:38.002811  # [  113.975153] 1ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6910000
 2998 15:24:38.010174  # [  113.985412] 1ee0: b6db7000 00020000 00000004 00000011 0001ffef c6911ee0 00000001 b6db6000
 2999 15:24:38.019038  # [  113.995668] 1f00: c6e8fa40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3000 15:24:38.028325  # [  114.005756] 1f20: 00000000 00000000 c136f2a0 0f0abd85 c205c500 c6ae32c0 c6ae32c0 c6910000
 3001 15:24:38.038049  # [  114.016011] 1f40: b6db7000 00000000 00000000 00000004 c6911f94 c6911f60 c05992c0 c0598c2c
 3002 15:24:38.045220  # [  114.026184] 1f60: 00000000 00000000 c6911fac 0f0abd85 00000011 00000011 b6efee00 00000004
 3003 15:24:38.051935  # [  114.036354] 1f80: c03002e4 c6910000 c6911fa4 c6911f98 c0599350 c0599258 00000000 c6911fa8
 3004 15:24:38.060375  # [  114.046439] 1fa0: c03000c0 c0599344 00000011 00000011 00000001 b6db7000 00000011 00000000
 3005 15:24:38.069705  # [  114.056526] 1fc0: 00000011 00000011 b6efee00 00000004 00000001 00000000 00020000 bef13a54
 3006 15:24:38.078344  # [  114.066697] 1fe0: 00000004 bef13788 b6e694cf b6def7e6 800e0030 00000001 00000000 00000000
 3007 15:24:38.079286  # [  114.074877] Backtrace: 
 3008 15:24:38.088432  # [  114.077346] [<c0c30454>] (lkdtm_ACCESS_USERSPACE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3009 15:24:38.094283  # [  114.086052]  r6:00000011 r5:c5d3a000 r4:00000026
 3010 15:24:38.101581  # [  114.090681] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3011 15:24:38.110179  # [  114.098699] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3012 15:24:38.117347  # [  114.106623]  r9:c6911f60 r8:c52ec3c0 r7:00000011 r6:b6db7000 r5:c6ae32c0 r4:c0c2f960
 3013 15:24:38.125984  # [  114.114380] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3014 15:24:38.134903  # [  114.122219]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6db7000 r5:c6ae32c0 r4:00000000
 3015 15:24:38.140140  # [  114.129970] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3016 15:24:38.149221  # [  114.137113]  r10:00000004 r9:00000000 r8:00000000 r7:b6db7000 r6:c6910000 r5:c6ae32c0
 3017 15:24:38.153502  # [  114.144946]  r4:c6ae32c0
 3018 15:24:38.160534  # [  114.147487] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3019 15:24:38.164396  # [  114.154630]  r9:[  114.682440] lkdtm: Performing direct entry ACCESS_NULL
 3020 15:24:38.166672  
 3021 15:24:38.175019  c6910000 r8:c03002e4 r7:00000004 [  114.690125] lkdtm: attempting bad read at 00000000
 3022 15:24:38.178150  r6:b6efee00 r5:00000011 r4:000000[  114.697770] 8<--- cut here ---
 3023 15:24:38.180036  11
 3024 15:24:38.190019  # [  114.162384] [<c0599338>][  114.703633] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 3025 15:24:38.195312   (sys_write) from [<c03000c0>] (r[  114.714673] pgd = 14ab267b
 3026 15:24:38.199034  et_fast_syscall+0x0/0x28)
 3027 15:24:38.203366  # [  1[  114.720184] [00000000] *pgd=00000000
 3028 15:24:38.208731  14.169957] Exception stack(0[x c 114.726595] Internal error: Oops: 5 [#11] SMP ARM
 3029 15:24:38.210790  911fa8 to 0xc6911ff0)
 3030 15:24:38.241682  # [  114.1[  114.733893] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3031 15:24:38.250307  75016] 1fa0:         [    1 1 4 .765599] CPU: 3 PID: 2390 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3032 15:24:38.259071      0000001[1   0101040.07071515 3] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3033 15:24:38.266283  00000001 b6db7000 00000011 000000[  114.783957] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 3034 15:24:38.266547  00
 3035 15:24:38.277336  # [  114.183200] 1fc0:[  0 0114.791433] LR is at __irq_work_queue_local+0x40/0x74
 3036 15:24:38.282331  00011 000[0 0 011114 .b769e8f9e8e] pc : [<c1359d8c>]    lr : [<c049c03c>]    psr: 600e0013
 3037 15:24:38.290037  00 00000004[  0 0101040.0800619 90] sp : c6b07e50  ip : c6b07d58  fp : c6b07e64
 3038 15:24:38.297800  0000000 00[0 2 0101040. 8b1e4f0135] r10: 0000000c  r9 : c1accb3c  r8 : c15e8784
 3039 15:24:38.298168  a54
 3040 15:24:38.305739  # [ [  1 1141.41.9812318038]] r7 : c6b07f60  r6 : 0000000c  r5 : c5cde000  r4 : 00000000
 3041 15:24:38.314010   1fe0: 0000[0 0 0141 4b.8e2f913343] r3 : 638a1b5e  r2 : 638a1b5e  r1 : ef7c05e0  r0 : 00000026
 3042 15:24:38.315537  88 b6e694cf b[6 d e1f174e.68
 3043 15:24:38.315804  3
 3044 15:24:38.322385  7#92] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3045 15:24:38.331518   [  114.19644[4 ]  1C1o4d.e8:4 6e34] Control: 10c5387d  Table: 147cc04a  DAC: 00000051
 3046 15:24:38.338865  1a01004 e30d0a4[c   e13144c.0815a388] Process cat (pid: 2390, stack limit = 0xad154de5)
 3047 15:24:38.345342  c eb1c7a41 ([e 5 9141340.0806)21 7] Stack: (0xc6b07e50 to 0xc6b08000)
 3048 15:24:38.345596  
 3049 15:24:38.353103  # [  114.20254[8 ]  1-1-4-.[8 68308] 7e40:                                     00000027 c5cde000 c6b07e74 c6b07e68
 3050 15:24:38.363284  nd trace a80c4e[2 8 b101949.58e70565] 7e60: c0c2f580 c1359d70 c6b07e9c c6b07e78 c0c2fa80 c0c2f560 c0c2f960 c6b023c0
 3051 15:24:38.366110  2 ]---
 3052 15:24:38.376653  # ACCESS[_ U S1E1R4S.P8A88736] 7e80: b6e1f000 0000000c c52ec3c0 c6b07f60 c6b07ec4 c6b07ea0 c07f6400 c0c2f96c
 3053 15:24:38.385251  E: missing 'call t[r a c11e4:.'8:8995] 7ea0: 00000000 c6b023c0 b6e1f000 c2816000 c6b07f60 c07f639c c6b07f5c c6b07ec8
 3054 15:24:38.385592   [FAIL]
 3055 15:24:38.394376  not ok 37[  s e1l1f4t.e909253] 7ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6b06000
 3056 15:24:38.407316  ts: lkdtm: ACC[E S S1_1U4S.E9R1S9595] 7ee0: b6e1f000 00020000 00000004 0000000c 0001fff4 c6b07ee0 00000001 b6e1e000
 3057 15:24:38.407560  ACE.sh # exit=1
 3058 15:24:38.417043  [#   s1e1l4f.t9e9767] 7f00: c5aa8000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3059 15:24:38.426355  sts: lkdtm: ACCES[S _ N1U1L4L..9s0024] 7f20: 00000000 00000000 c136f2a0 638a1b5e c205c500 c6b023c0 c6b023c0 c6b06000
 3060 15:24:38.426692  h
 3061 15:24:38.434251  [  114.950281] 7f40: b6e1f000 00000000 00000000 00000004 c6b07f94 c6b07f60 c05992c0 c0598c2c
 3062 15:24:38.441835  [  114.958716] 7f60: 00000000 00000000 c6b07fac 638a1b5e 0000000c 0000000c b6f66e00 00000004
 3063 15:24:38.451834  [  114.966901] 7f80: c03002e4 c6b06000 c6b07fa4 c6b07f98 c0599350 c0599258 00000000 c6b07fa8
 3064 15:24:38.460043  [  114.975087] 7fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e1f000 0000000c 00000000
 3065 15:24:38.467439  [  114.983272] 7fc0: 0000000c 0000000c b6f66e00 00000004 00000001 00000000 00020000 be9f0a54
 3066 15:24:38.478383  [  114.991458] 7fe0: 00000004 be9f0788 b6ed14cf b6e577e6 800e0030 00000001 00000000 00000000
 3067 15:24:38.478815  [  114.999638] Backtrace: 
 3068 15:24:38.487517  [  115.002115] [<c1359d64>] (lkdtm_ACCESS_NULL) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3069 15:24:38.489474  [  115.010387]  r5:c5cde000 r4:00000027
 3070 15:24:38.498636  [  115.013977] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3071 15:24:38.507227  [  115.021995] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3072 15:24:38.512907  [  115.029921]  r9:c6b07f60 r8:c52ec3c0 r7:0000000c r6:b6e1f000 r5:c6b023c0 r4:c0c2f960
 3073 15:24:38.515581  
 3074 15:24:38.521104  [  115.037678] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3075 15:24:38.529371  [  115.045518]  r9:c07f639c r8:c6b07f60 r7:c2816000 r6:b6e1f000 r5:c6b023c0 r4:00000000
 3076 15:24:38.537676  [  115.053271] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3077 15:24:38.544352  [  115.060416]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c6b06000 r5:c6b023c0
 3078 15:24:38.545645  [  115.068249]  r4:c6b023c0
 3079 15:24:38.552771  [  115.070792] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3080 15:24:38.560665  [  115.077937]  r9:c6b06000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:0000000c r4:0000000c
 3081 15:24:38.569940  [  115.085694] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3082 15:24:38.574965  [  115.093268] Exception stack(0xc6b07fa8 to 0xc6b07ff0)
 3083 15:24:38.581783  [  115.098329] 7fa0:                   0000000c 0000000c 00000001 b6e1f000 0000000c 00000000
 3084 15:24:38.589396  [  115.106516] 7fc0: 0000000c 0000000c b6f66e00 00000004 00000001 00000000 00020000 be9f0a54
 3085 15:24:38.591527  
 3086 15:24:38.595804  [  115.114699] 7fe0: 00000004 be9f0788 b6ed14cf b6e577e6
 3087 15:24:38.600448  [  115.119760] Code: e30d0a4c e34c01ac e1a01004 ebffd438 (e5945000) 
 3088 15:24:38.605651  [  115.125986] ---[ end trace a80c4e28b0995e03 ]---
 3089 15:24:38.608391  # Segmentation fault
 3090 15:24:38.723518  # [  114.682440] lkdtm: Performing direct entry ACCESS_NULL
 3091 15:24:38.728581  # [  114.690125] lkdtm: attempting bad read at 00000000
 3092 15:24:38.730613  # [  114.697770] 8<--- cut here ---
 3093 15:24:38.738770  # [  114.703633] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 3094 15:24:38.741504  # [  114.714673] pgd = 14ab267b
 3095 15:24:38.745461  # [  114.720184] [00000000] *pgd=00000000
 3096 15:24:38.750416  # [  114.726595] Internal error: Oops: 5 [#11] SMP ARM
 3097 15:24:38.778928  # [  114.733893] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3098 15:24:38.787921  # [  114.765599] CPU: 3 PID: 2390 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3099 15:24:38.795087  # [  114.775593] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3100 15:24:38.802619  # [  114.783957] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 3101 15:24:38.804103  # [  114.791433] LR is at __irq_work_queue_local+0x40/0x74
 3102 15:24:38.810875  # [  114.798989] pc : [<c1359d8c>]    lr : [<c049c03c>]    psr: 600e0013
 3103 15:24:38.814353  # [  114.806990] sp : c6b07e50  ip : c6b07d58  fp : c6b07e64
 3104 15:24:38.816665  
 3105 15:24:38.822289  # [  114.814035] r10: 0000000c  r9 : c1accb3c  r8 : c15e8784
 3106 15:24:38.826731  # [  114.821082] r7 : c6b07f60  r6 : 0000000c  r5 : c5cde000  r4 : 00000000
 3107 15:24:38.834113  # [  114.829343] r3 : 638a1b5e  r2 : 638a1b5e  r1 : ef7c05e0  r0 : 00000026
 3108 15:24:38.842117  # [  114.837692] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3109 15:24:38.846536  # [  114.846734] Control: 10c5387d  Table: 147cc04a  DAC: 00000051
 3110 15:24:38.854128  # [  114.854388] Process cat (pid: 2390, stack limit = 0xad154de5)
 3111 15:24:38.860016  # [  114.862127] Stack: (0xc6b07e50 to 0xc6b08000)
 3112 15:24:38.866255  # [  114.868308] 7e40:                                     00000027 c5cde000 c6b07e74 c6b07e68
 3113 15:24:38.876247  # [  114.878565] 7e60: c0c2f580 c1359d70 c6b07e9c c6b07e78 c0c2fa80 c0c2f560 c0c2f960 c6b023c0
 3114 15:24:38.884121  # [  114.888736] 7e80: b6e1f000 0000000c c52ec3c0 c6b07f60 c6b07ec4 c6b07ea0 c07f6400 c0c2f96c
 3115 15:24:38.891336  # [  114.898995] 7ea0: 00000000 c6b023c0 b6e1f000 c2816000 c6b07f60 c07f639c c6b07f5c c6b07ec8
 3116 15:24:38.899229  # [  114.909253] 7ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6b06000
 3117 15:24:38.908178  # [  114.919595] 7ee0: b6e1f000 00020000 00000004 0000000c 0001fff4 c6b07ee0 00000001 b6e1e000
 3118 15:24:38.915264  # [  114.929767] 7f00: c5aa8000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3119 15:24:38.925626  # [  114.940024] 7f20: 00000000 00000000 c136f2a0 638a1b5e c205c500 c6b023c0 c6b023c0 c6b06000
 3120 15:24:38.933904  # [  114.950281] 7f40: b6e1f000 00000000 00000000 00000004 c6b07f94 c6b07f60 c05992c0 c0598c2c
 3121 15:24:38.941123  # [  114.958716] 7f60: 00000000 00000000 c6b07fac 638a1b5e 0000000c 0000000c b6f66e00 00000004
 3122 15:24:38.948406  # [  114.966901] 7f80: c03002e4 c6b06000 c6b07fa4 c6b07f98 c0599350 c0599258 00000000 c6b07fa8
 3123 15:24:38.951409  
 3124 15:24:38.958491  # [  114.975087] 7fa0: c03000c0 c0599344 0000000c 0000000c 00000001 b6e1f000 0000000c 00000000
 3125 15:24:38.965718  # [  114.983272] 7fc0: 0000000c 0000000c b6f66e00 00000004 00000001 00000000 00020000 be9f0a54
 3126 15:24:38.976689  # [  114.991458] 7fe0: 00000004 be9f0788 b6ed14cf b6e577e6 800e0030 00000001 00000000 00000000
 3127 15:24:38.977037  # [  114.999638] Backtrace: 
 3128 15:24:38.985987  # [  115.002115] [<c1359d64>] (lkdtm_ACCESS_NULL) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3129 15:24:38.990020  # [  115.010387]  r5:c5cde000 r4:00000027
 3130 15:24:38.996737  # [  115.013977] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3131 15:24:39.005792  # [  115.021995] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3132 15:24:39.014016  # [  115.029921]  r9:c6b07f60 r8:c52ec3c0 r7:0000000c r6:b6e1f000 r5:c6b023c0 r4:c0c2f960
 3133 15:24:39.020488  # [  115.037678] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3134 15:24:39.030671  # [  115.045518]  r9:c07f639c r8:c6b07f60 r7:c2816000 r6:b6e1f000 r5:c6b023c0 r4:00000000
 3135 15:24:39.038357  # [  115.053271] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3136 15:24:39.046548  # [  115.060416]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c6b06000 r5:c6b023c0
 3137 15:24:39.047566  # [  115.068249]  r4:c6b023c0
 3138 15:24:39.053793  # [  115.070792] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3139 15:24:39.062591  # [  115.077937]  r9:c6b06000 r8:c03002e4 r7:00000004 r6:b6f66e00 r5:0000000c r4:0000000c
 3140 15:24:39.069765  # [  115.085694] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3141 15:24:39.076850  # [  115.093268] Exception stack(0xc6b07fa8 to 0xc6b07ff0)
 3142 15:24:39.083054  # [  115.098329] 7fa0:                   000[  115.602510] lkdtm: Performing direct entry WRITE_RO
 3143 15:24:39.093455  0000c 0000000c 00000001 b6e1f000 [  115.608521] lkdtm: attempting bad rodata write at c15e8a1c
 3144 15:24:39.093930  0000000c 00000000
 3145 15:24:39.101264  # [  115.10651[  115.616817] 8<--- cut here ---
 3146 15:24:39.104686  [  115.622653] Unable to handle kernel paging request at virtual address c15e8a1c
 3147 15:24:39.106559  
 3148 15:24:39.108973  [  115.629895] pgd = 9b461235
 3149 15:24:39.114379  [  115.632627] [c15e8a1c] *pgd=1141941e(bad)
 3150 15:24:39.116630  [  115.636693] Internal error: Oops: 80d [#12] SMP ARM
 3151 15:24:39.146513  [  115.641595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3152 15:24:39.149610  
 3153 15:24:39.153656  [  115.670886] CPU: 0 PID: 2464 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3154 15:24:39.161924  [  115.678650] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3155 15:24:39.164714  [  115.685224] PC is at lkdtm_WRITE_RO+0x44/0x50
 3156 15:24:39.169887  [  115.689628] LR is at __irq_work_queue_local+0x40/0x74
 3157 15:24:39.176748  [  115.694704] pc : [<c1359ba8>]    lr : [<c049c03c>]    psr: 600e0013
 3158 15:24:39.182011  [  115.700993] sp : c6ee3e50  ip : c6ee3d58  fp : c6ee3e64
 3159 15:24:39.186476  [  115.706241] r10: 00000009  r9 : c1accb48  r8 : c15e8784
 3160 15:24:39.195704  [  115.711487] r7 : c6ee3f60  r6 : 00000009  r5 : c5c56000  r4 : c15e8a1c
 3161 15:24:39.201285  [  115.718036] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e0  r0 : c1acd94c
 3162 15:24:39.206543  [  115.724589] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3163 15:24:39.212673  [  115.731746] Control: 10c5387d  Table: 16f9804a  DAC: 00000051
 3164 15:24:39.218710  [  115.737514] Process cat (pid: 2464, stack limit = 0x05a51adc)
 3165 15:24:39.228246  [  115.743284] Stack: (0xc6ee3e50 to 0xc6ee4000)
 3166 15:24:39.231719  [  115.747672] 3e40:                                     00000028 c5c56000 c6ee3e74 c6ee3e68
 3167 15:24:39.239031  [  115.755883] 3e60: c0c2f580 c1359b70 c6ee3e9c c6ee3e78 c0c2fa80 c0c2f560 c0c2f960 c5b73040
 3168 15:24:39.247196  [  115.764092] 3e80: b6df5000 00000009 c52ec3c0 c6ee3f60 c6ee3ec4 c6ee3ea0 c07f6400 c0c2f96c
 3169 15:24:39.256440  [  115.772301] 3ea0: 00000000 c5b73040 b6df5000 c2816000 c6ee3f60 c07f639c c6ee3f5c c6ee3ec8
 3170 15:24:39.263380  [  115.780510] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5e6e4 c05992c0 c6ee2000
 3171 15:24:39.272014  [  115.788718] 3ee0: b6df5000 00020000 00000004 00000009 0001fff7 c6ee3ee0 00000001 00000805
 3172 15:24:39.281326  [  115.796925] 3f00: c5aab2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3173 15:24:39.289144  [  115.805133] 3f20: 00000000 00000000 c6ee2000 35f8b351 b6df4000 c5b73040 c5b73040 c6ee2000
 3174 15:24:39.291278  
 3175 15:24:39.298253  [  115.813340] 3f40: b6df5000 00000000 00000000 00000004 c6ee3f94 c6ee3f60 c05992c0 c0598c2c
 3176 15:24:39.306529  [  115.821548] 3f60: 00000000 00000000 c6ee3fac 35f8b351 00000009 00000009 b6f3ce00 00000004
 3177 15:24:39.313410  [  115.829756] 3f80: c03002e4 c6ee2000 c6ee3fa4 c6ee3f98 c0599350 c0599258 00000000 c6ee3fa8
 3178 15:24:39.322348  [  115.837963] 3fa0: c03000c0 c0599344 00000009 00000009 00000001 b6df5000 00000009 00000000
 3179 15:24:39.330389  [  115.846171] 3fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 bef81a54
 3180 15:24:39.338292  [  115.854378] 3fe0: 00000004 bef81788 b6ea74cf b6e2d7e6 800e0030 00000001 00000000 00000000
 3181 15:24:39.342631  [  115.862573] Backtrace: 
 3182 15:24:39.350306  [  115.865089] [<c1359b64>] (lkdtm_WRITE_RO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3183 15:24:39.351304  [  115.873122]  r5:c5c56000 r4:00000028
 3184 15:24:39.359494  [  115.876738] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3185 15:24:39.369993  [  115.884787] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3186 15:24:39.376968  [  115.892735]  r9:c6ee3f60 r8:c52ec3c0 r7:00000009 r6:b6df5000 r5:c5b73040 r4:c0c2f960
 3187 15:24:39.386861  [  115.900518] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3188 15:24:39.391631  [  115.908381]  r9:c07f639c r8:c6ee3f60 r7:c2816000 r6:b6df5000 r5:c5b73040 r4:00000000
 3189 15:24:39.398793  [  115.916158] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3190 15:24:39.406232  [  115.923324]  r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c6ee2000 r5:c5b73040
 3191 15:24:39.411656  [  115.931174]  r4:c5b73040
 3192 15:24:39.415652  [  115.933742] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3193 15:24:39.424467  [  115.940907]  r9:c6ee2000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000009 r4:00000009
 3194 15:24:39.432465  [  115.948687] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3195 15:24:39.436040  [  115.956277] Exception stack(0xc6ee3fa8 to 0xc6ee3ff0)
 3196 15:24:39.447367  [  115.961358] 3fa0:                   00000009 00000009 00000001 b6df5000 00000009 00000000
 3197 15:24:39.453955  [  115.969566] 3fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 bef81a54
 3198 15:24:39.457820  [  115.977767] 3fe0: 00000004 bef81788 b6ea74cf b6e2d7e6
 3199 15:24:39.463784  [  115.982851] Code: e34a3bcd e30d094c e34c01ac e0233002 (e5843000) 
 3200 15:24:39.469037  [  115.988978] ---[ end trace a80c4e28b0995e04 ]---
 3201 15:24:39.476834  6] 7fc0: 0000000c 0000000c b6f66e00 00000004 00000001 00000000 00020000 be9f0a54
 3202 15:24:39.481693  # [  115.114699] 7fe0: 00000004 be9f0788 b6ed14cf b6e577e6
 3203 15:24:39.489657  # [  115.119760] Code: e30d0a4c e34c01ac e1a01004 ebffd438 (e5945000) 
 3204 15:24:39.492244  # [  115.125986] ---[ end trace a80c4e28b0995e03 ]---
 3205 15:24:39.495907  # ACCESS_NULL: missing 'call trace:': [FAIL]
 3206 15:24:39.502410  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1
 3207 15:24:39.505193  # selftests: lkdtm: WRITE_RO.sh
 3208 15:24:39.505491  # Segmentation fault
 3209 15:24:39.579836  # [  115.602510] lkdtm: Performing direct entry WRITE_RO
 3210 15:24:39.584283  # [  115.608521] lkdtm: attempting bad rodata write at c15e8a1c
 3211 15:24:39.588397  # [  115.616817] 8<--- cut here ---
 3212 15:24:39.589863  
 3213 15:24:39.597752  # [  115.622653] Unable to handle kernel paging request at virtual address c15e8a1c
 3214 15:24:39.600249  # [  115.629895] pgd = 9b461235
 3215 15:24:39.604997  # [  115.632627] [c15e8a1c] *pgd=1141941e(bad)
 3216 15:24:39.607801  # [  115.636693] Internal error: Oops: 80d [#12] SMP ARM
 3217 15:24:39.636428  # [  115.641595] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3218 15:24:39.644826  # [  115.670886] CPU: 0 PID: 2464 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3219 15:24:39.654369  # [  115.678650] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3220 15:24:39.655900  # [  115.685224] PC is at lkdtm_WRITE_RO+0x44/0x50
 3221 15:24:39.660654  # [  115.689628] LR is at __irq_work_queue_local+0x40/0x74
 3222 15:24:39.670783  # [  115.694704] pc : [<c1359ba8>]    lr : [<c049c03c>]    psr: 600e0013
 3223 15:24:39.675712  # [  115.700993] sp : c6ee3e50  ip : c6ee3d58  fp : c6ee3e64
 3224 15:24:39.679995  # [  115.706241] r10: 00000009  r9 : c1accb48  r8 : c15e8784
 3225 15:24:39.686384  # [  115.711487] r7 : c6ee3f60  r6 : 00000009  r5 : c5c56000  r4 : c15e8a1c
 3226 15:24:39.691492  # [  115.718036] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e0  r0 : c1acd94c
 3227 15:24:39.699588  # [  115.724589] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3228 15:24:39.707186  # [  115.731746] Control: 10c5387d  Table: 16f9804a  DAC: 00000051
 3229 15:24:39.713394  # [  115.737514] Process cat (pid: 2464, stack limit = 0x05a51adc)
 3230 15:24:39.719424  # [  115.743284] Stack: (0xc6ee3e50 to 0xc6ee4000)
 3231 15:24:39.723718  # [  115.747672] 3e40:                                     00000028 c5c56000 c6ee3e74 c6ee3e68
 3232 15:24:39.732781  # [  115.755883] 3e60: c0c2f580 c1359b70 c6ee3e9c c6ee3e78 c0c2fa80 c0c2f560 c0c2f960 c5b73040
 3233 15:24:39.740313  # [  115.764092] 3e80: b6df5000 00000009 c52ec3c0 c6ee3f60 c6ee3ec4 c6ee3ea0 c07f6400 c0c2f96c
 3234 15:24:39.748508  # [  115.772301] 3ea0: 00000000 c5b73040 b6df5000 c2816000 c6ee3f60 c07f639c c6ee3f5c c6ee3ec8
 3235 15:24:39.757606  # [  115.780510] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c2d5e6e4 c05992c0 c6ee2000
 3236 15:24:39.766786  # [  115.788718] 3ee0: b6df5000 00020000 00000004 00000009 0001fff7 c6ee3ee0 00000001 00000805
 3237 15:24:39.774220  # [  115.796925] 3f00: c5aab2c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3238 15:24:39.784380  # [  115.805133] 3f20: 00000000 00000000 c6ee2000 35f8b351 b6df4000 c5b73040 c5b73040 c6ee2000
 3239 15:24:39.791817  # [  115.813340] 3f40: b6df5000 00000000 00000000 00000004 c6ee3f94 c6ee3f60 c05992c0 c0598c2c
 3240 15:24:39.799284  # [  115.821548] 3f60: 00000000 00000000 c6ee3fac 35f8b351 00000009 00000009 b6f3ce00 00000004
 3241 15:24:39.806559  # [  115.829756] 3f80: c03002e4 c6ee2000 c6ee3fa4 c6ee3f98 c0599350 c0599258 00000000 c6ee3fa8
 3242 15:24:39.815748  # [  115.837963] 3fa0: c03000c0 c0599344 00000009 00000009 00000001 b6df5000 00000009 00000000
 3243 15:24:39.823882  # [  115.846171] 3fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 bef81a54
 3244 15:24:39.832920  # [  115.854378] 3fe0: 00000004 bef81788 b6ea74cf b6e2d7e6 800e0030 00000001 00000000 00000000
 3245 15:24:39.834780  # [  115.862573] Backtrace: 
 3246 15:24:39.843202  # [  115.865089] [<c1359b64>] (lkdtm_WRITE_RO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3247 15:24:39.847903  # [  115.873122]  r5:c5c56000 r4:00000028
 3248 15:24:39.855858  # [  115.876738] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3249 15:24:39.862994  # [  115.884787] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3250 15:24:39.870980  # [  115.892735]  r9:c6ee3f60 r8:c52ec3c0 r7:00000009 r6:b6df5000 r5:c5b73040 r4:c0c2f960
 3251 15:24:39.878203  # [  115.900518] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3252 15:24:39.887913  # [  115.908381]  r9:c07f639c r8:c6ee3f60 r7:c2816000 r6:b6df5000 r5:c5b73040 r4:00000000
 3253 15:24:39.894860  # [  115.916158] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3254 15:24:39.901944  # [  115.923324]  r10:00000004 r9:00000000 r8:00000000 r7:b6df5000 r6:c6ee2000 r5:c5b73040
 3255 15:24:39.904844  # [  115.931174]  r4:c5b73040
 3256 15:24:39.912079  # [  115.933742] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3257 15:24:39.919823  # [  115.940907]  r9:c6ee2000 r8:c03002e4 r7:00000004 r6:b6f3ce00 r5:00000009 r4:00000009
 3258 15:24:39.928015  # [  115.948687] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3259 15:24:39.933249  # [  115.956277] Exception stack(0xc6ee3fa8 to 0xc6ee3ff0)
 3260 15:24:39.941677  # [  115.961358] 3fa0:                   00000009 00000009 00000001 b6df5000 00000009 00000000
 3261 15:24:39.949697  # [  115.969566] 3fc0: 00000009 00000009 b6f3ce00 00000004 00000001 00000000 00020000 bef81a54
 3262 15:24:39.956313  # [  115.977767] 3fe0: 00000004 bef81788 b6ea74cf b6e2d7e6
 3263 15:24:39.962563  # [  115.982851] Code: e34a3bcd e30d094c e34c01ac e0233002 (e5843000) 
 3264 15:24:39.966742  # [  115.988978] ---[ end trace a80c4e28b0995e04 ]---
 3265 15:24:39.968411  # WRITE_RO: missing 'call trace:': [FAIL]
 3266 15:24:39.973479  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1
 3267 15:24:39.977267  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3268 15:24:39.996996  [  116.513648] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3269 15:24:40.000749  [  116.519704] lkdtm: attempting bad ro_after_init write at c1b7ec60
 3270 15:24:40.004901  [  116.525841] 8<--- cut here ---
 3271 15:24:40.011893  [  116.528911] Unable to handle kernel paging request at virtual address c1b7ec60
 3272 15:24:40.013773  [  116.536140] pgd = bb2a1566
 3273 15:24:40.017884  [  116.538853] [c1b7ec60] *pgd=11a1941e(bad)
 3274 15:24:40.022785  [  116.542882] Internal error: Oops: 80d [#13] SMP ARM
 3275 15:24:40.051771  [  116.547767] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3276 15:24:40.059828  [  116.576799] CPU: 1 PID: 2538 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3277 15:24:40.067523  [  116.584547] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3278 15:24:40.071936  [  116.591093] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3279 15:24:40.074201  [  116.596412] LR is at 0x0
 3280 15:24:40.080690  [  116.598951] pc : [<c1359c18>]    lr : [<00000000>]    psr: 600e0013
 3281 15:24:40.086310  [  116.605223] sp : c5f6de50  ip : 00000027  fp : c5f6de64
 3282 15:24:40.091467  [  116.610452] r10: 00000014  r9 : c1accb54  r8 : c15e8784
 3283 15:24:40.097704  [  116.615681] r7 : c5f6df60  r6 : 00000014  r5 : c69d5000  r4 : c1b7ec60
 3284 15:24:40.104939  [  116.622213] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e4  r0 : c1acd94c
 3285 15:24:40.111820  [  116.628747] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3286 15:24:40.116939  [  116.635887] Control: 10c5387d  Table: 16a7c04a  DAC: 00000051
 3287 15:24:40.122098  [  116.641637] Process cat (pid: 2538, stack limit = 0x1356907f)
 3288 15:24:40.126304  [  116.647388] Stack: (0xc5f6de50 to 0xc5f6e000)
 3289 15:24:40.135295  [  116.651755] de40:                                     00000029 c69d5000 c5f6de74 c5f6de68
 3290 15:24:40.143705  [  116.659941] de60: c0c2f580 c1359bc0 c5f6de9c c5f6de78 c0c2fa80 c0c2f560 c0c2f960 c5bbdb80
 3291 15:24:40.150890  [  116.668127] de80: b6e1c000 00000014 c52ec3c0 c5f6df60 c5f6dec4 c5f6dea0 c07f6400 c0c2f96c
 3292 15:24:40.160411  [  116.676312] dea0: 00000000 c5bbdb80 b6e1c000 c2816000 c5f6df60 c07f639c c5f6df5c c5f6dec8
 3293 15:24:40.168241  [  116.684499] dec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c5f6c000
 3294 15:24:40.177758  [  116.692687] dee0: b6e1c000 00020000 00000004 00000014 0001ffec c5f6dee0 00000001 b6e1b000
 3295 15:24:40.184386  [  116.700872] df00: c5aa9cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3296 15:24:40.193364  [  116.709058] df20: 00000000 00000000 c136f2a0 dc35d2dd c205c500 c5bbdb80 c5bbdb80 c5f6c000
 3297 15:24:40.200485  [  116.717245] df40: b6e1c000 00000000 00000000 00000004 c5f6df94 c5f6df60 c05992c0 c0598c2c
 3298 15:24:40.209423  [  116.725431] df60: 00000000 00000000 c5f6dfac dc35d2dd 00000014 00000014 b6f63e00 00000004
 3299 15:24:40.216618  [  116.733618] df80: c03002e4 c5f6c000 c5f6dfa4 c5f6df98 c0599350 c0599258 00000000 c5f6dfa8
 3300 15:24:40.224955  [  116.741803] dfa0: c03000c0 c0599344 00000014 00000014 00000001 b6e1c000 00000014 00000000
 3301 15:24:40.233550  [  116.749989] dfc0: 00000014 00000014 b6f63e00 00000004 00000001 00000000 00020000 beafda54
 3302 15:24:40.241215  [  116.758174] dfe0: 00000004 beafd788 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000
 3303 15:24:40.241974  
 3304 15:24:40.245850  [  116.766354] Backtrace: 
 3305 15:24:40.253328  [  116.768827] [<c1359bb4>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3306 15:24:40.257450  [  116.777793]  r5:c69d5000 r4:00000029
 3307 15:24:40.264697  [  116.781381] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3308 15:24:40.273392  [  116.789399] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3309 15:24:40.281299  [  116.797326]  r9:c5f6df60 r8:c52ec3c0 r7:00000014 r6:b6e1c000 r5:c5bbdb80 r4:c0c2f960
 3310 15:24:40.287520  [  116.805082] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3311 15:24:40.296161  [  116.812920]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e1c000 r5:c5bbdb80 r4:00000000
 3312 15:24:40.302785  [  116.820672] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3313 15:24:40.311526  [  116.827815]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5f6c000 r5:c5bbdb80
 3314 15:24:40.312873  [  116.835649]  r4:c5bbdb80
 3315 15:24:40.320421  [  116.838192] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3316 15:24:40.327584  [  116.845334]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000014 r4:00000014
 3317 15:24:40.337286  [  116.853087] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3318 15:24:40.340839  [  116.860659] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 3319 15:24:40.349419  [  116.865718] dfa0:                   00000014 00000014 00000001 b6e1c000 00000014 00000000
 3320 15:24:40.356801  [  116.873903] dfc0: 00000014 00000014 b6f63e00 00000004 00000001 00000000 00020000 beafda54
 3321 15:24:40.363315  [  116.882085] dfe0: 00000004 beafd788 b6ece4cf b6e547e6
 3322 15:24:40.368372  [  116.887145] Code: e34a3bcd e30d094c e34c01ac e0233002 (e5843000) 
 3323 15:24:40.372432  [  116.893249] ---[ end trace a80c4e28b0995e05 ]---
 3324 15:24:40.376069  # Segmentation fault
 3325 15:24:40.515773  # [  116.513648] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3326 15:24:40.522619  # [  116.519704] lkdtm: attempting bad ro_after_init write at c1b7ec60
 3327 15:24:40.525547  # [  116.525841] 8<--- cut here ---
 3328 15:24:40.531715  # [  116.528911] Unable to handle kernel paging request at virtual address c1b7ec60
 3329 15:24:40.536416  # [  116.536140] pgd = bb2a1566
 3330 15:24:40.538925  # [  116.538853] [c1b7ec60] *pgd=11a1941e(bad)
 3331 15:24:40.547985  # [  116.542882] Internal error: Oops: 80d [#13] SMP ARM
 3332 15:24:40.573158  # [  116.547767] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3333 15:24:40.582539  # [  116.576799] CPU: 1 PID: 2538 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3334 15:24:40.587347  # [  116.584547] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3335 15:24:40.593321  # [  116.591093] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3336 15:24:40.595910  # [  116.596412] LR is at 0x0
 3337 15:24:40.603309  # [  116.598951] pc : [<c1359c18>]    lr : [<00000000>]    psr: 600e0013
 3338 15:24:40.608613  # [  116.605223] sp : c5f6de50  ip : 00000027  fp : c5f6de64
 3339 15:24:40.613742  # [  116.610452] r10: 00000014  r9 : c1accb54  r8 : c15e8784
 3340 15:24:40.621273  # [  116.615681] r7 : c5f6df60  r6 : 00000014  r5 : c69d5000  r4 : c1b7ec60
 3341 15:24:40.628438  # [  116.622213] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e4  r0 : c1acd94c
 3342 15:24:40.635225  # [  116.628747] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3343 15:24:40.639875  # [  116.635887] Control: 10c5387d  Table: 16a7c04a  DAC: 00000051
 3344 15:24:40.646050  # [  116.641637] Process cat (pid: 2538, stack limit = 0x1356907f)
 3345 15:24:40.651817  # [  116.647388] Stack: (0xc5f6de50 to 0xc5f6e000)
 3346 15:24:40.658838  # [  116.651755] de40:                                     00000029 c69d5000 c5f6de74 c5f6de68
 3347 15:24:40.666606  # [  116.659941] de60: c0c2f580 c1359bc0 c5f6de9c c5f6de78 c0c2fa80 c0c2f560 c0c2f960 c5bbdb80
 3348 15:24:40.675587  # [  116.668127] de80: b6e1c000 00000014 c52ec3c0 c5f6df60 c5f6dec4 c5f6dea0 c07f6400 c0c2f96c
 3349 15:24:40.684578  # [  116.676312] dea0: 00000000 c5bbdb80 b6e1c000 c2816000 c5f6df60 c07f639c c5f6df5c c5f6dec8
 3350 15:24:40.693651  # [  116.684499] dec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c5f6c000
 3351 15:24:40.699837  # [  116.692687] dee0: b6e1c000 00020000 00000004 00000014 0001ffec c5f6dee0 00000001 b6e1b000
 3352 15:24:40.708358  # [  116.700872] df00: c5aa9cc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3353 15:24:40.717585  # [  116.709058] df20: 00000000 00000000 c136f2a0 dc35d2dd c205c500 c5bbdb80 c5bbdb80 c5f6c000
 3354 15:24:40.725927  # [  116.717245] df40: b6e1c000 00000000 00000000 00000004 c5f6df94 c5f6df60 c05992c0 c0598c2c
 3355 15:24:40.733801  # [  116.725431] df60: 00000000 00000000 c5f6dfac dc35d2dd 00000014 00000014 b6f63e00 00000004
 3356 15:24:40.742678  # [  116.733618] df80: c03002e4 c5f6c000 c5f6dfa4 c5f6df98 c0599350 c0599258 00000000 c5f6dfa8
 3357 15:24:40.752833  # [  116.741803] dfa0: c03000c0 c0599344 00000014 00000014 00000001 b6e1c000 00000014 00000000
 3358 15:24:40.760392  # [  116.749989] dfc0: 00000014 00000014 b6f63e00 00000004 00000001 00000000 00020000 beafda54
 3359 15:24:40.766965  # [  116.758174] dfe0: 00000004 beafd788 b6ece4cf b6e547e6 800e0030 00000001 00000000 00000000
 3360 15:24:40.772352  # [  116.766354] Backtrace: 
 3361 15:24:40.778756  # [  116.768827] [<c1359bb4>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3362 15:24:40.784403  # [  116.777793]  r5:c69d5000 r4:00000029
 3363 15:24:40.791358  # [  116.781381] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3364 15:24:40.799275  # [  116.789399] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3365 15:24:40.806861  # [  116.797326]  r9:c5f6df60 r8:c52ec3c0 r7:00000014 r6:b6e1c000 r5:c5bbdb80 r4:c0c2f960
 3366 15:24:40.815651  # [  116.805082] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3367 15:24:40.823351  # [  116.812920]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e1c000 r5:c5bbdb80 r4:00000000
 3368 15:24:40.831707  # [  116.820672] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3369 15:24:40.840793  # [  116.827815]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1c000 r6:c5f6c000 r5:c5bbdb80
 3370 15:24:40.841058  # [  116.835649]  r4:c5bbdb80
 3371 15:24:40.848306  # [  116.838192] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3372 15:24:40.857485  # [  116.845334]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f63e00 r5:00000014 r4:00000014
 3373 15:24:40.866930  # [  116.853087] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscal[  117.384314] lkdtm: Performing direct entry WRITE_KERN
 3374 15:24:40.868344  l+0x0/0x28)
 3375 15:24:40.875576  # [  116.860659] Exc[  117.392154] lkdtm: attempting bad 7509916 byte write at c1359a8c
 3376 15:24:40.882505  eption stack(0xc5f6dfa8 to 0xc5f6[  117.400971] 8<--- cut here ---
 3377 15:24:40.889979  [  117.406792] Unable to handle kernel paging request at virtual address c1359a8c
 3378 15:24:40.890204  dff0)
 3379 15:24:40.897228  # [  116.865718] dfa0:    [  117.414035] pgd = bb2a1566
 3380 15:24:40.902476                 00000014 00000014 [  117.419598] [c1359a8c] *pgd=1121940e(bad)
 3381 15:24:40.909611  00000001 b6e1c000 00000014 000[0  117.426489] Internal error: Oops: 80d [#14] SMP ARM
 3382 15:24:40.909868  000
 3383 15:24:40.940597  # [  116.873903] dfc0: 00000[  117.434056] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3384 15:24:40.952017  014 00000014 b6f63e00 0000000[4  117.465772] CPU: 2 PID: 2612 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3385 15:24:40.959802  00000001 00000000 [0 0 0121070.0476117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3386 15:24:40.961704  
 3387 15:24:40.962631   beafda54
 3388 15:24:40.967393  # [  116.882085] dfe0:  117.484834] PC is at memcpy+0x50/0x330
 3389 15:24:40.973481   00000004 beafd788 b6[e c e141c7f491359] LR is at 0xe92dd830
 3390 15:24:40.973716   b6e547e6
 3391 15:24:40.974207  
 3392 15:24:40.980759  # [  116.[8 8 711147.596761] pc : [<c08ce510>]    lr : [<e92dd830>]    psr: 200e0013
 3393 15:24:40.988889  ] Code: e34a3bcd [e 3 01d1079.45c5203] sp : c6d73e2c  ip : e1a0c00d  fp : c6d73e64
 3394 15:24:40.994435   e34c01ac e023300[2   (1e1578.4532518] r10: 0000000b  r9 : c1accb68  r8 : e89da800
 3395 15:24:40.995737  000) 
 3396 15:24:41.005448  # [  116.[8 9 3121479.]5 19831] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3397 15:24:41.012547  --[ end trace a80c4e[2 8 b101979.528450] r3 : e1a0c00d  r2 : 007296fc  r1 : c0c30310  r0 : c1359a8c
 3398 15:24:41.013080  e05 ]---
 3399 15:24:41.021779  # WRITE_RO_AF[T E 1R1_7.537245] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3400 15:24:41.032733  NIT: missing 'call t[r a c1e1:7'.546725] Control: 10c5387d  Table: 16a7c04a  DAC: 00000051
 3401 15:24:41.033043   [FAIL]
 3402 15:24:41.038590  not ok 40 s[e l f1t1e7s.554733] Process cat (pid: 2612, stack limit = 0x13ac4e19)
 3403 15:24:41.046811  s: lkdtm: WRITE_RO_A[F T E1R1_7I.562740] Stack: (0xc6d73e2c to 0xc6d74000)
 3404 15:24:41.047093  IT.sh # exit=1
 3405 15:24:41.055746  # selftests: lk[d 117.569370] 3e20:                            c0c302f0 0072979c c6d73f60 c15e8784 c1359a8c
 3406 15:24:41.059248  tm: WRITE_KERN.sh
 3407 15:24:41.066005  [  117.580248] 3e40: c1359a8c c1359c70 0000002a c5d3a000 0000000b c6d73f60 c6d73e74 c6d73e68
 3408 15:24:41.076763  [  117.590077] 3e60: c0c2f580 c1359c30 c6d73e9c c6d73e78 c0c2fa80 c0c2f560 c0c2f960 c6b03400
 3409 15:24:41.082650  [  117.598288] 3e80: b6e40000 0000000b c52ec3c0 c6d73f60 c6d73ec4 c6d73ea0 c07f6400 c0c2f96c
 3410 15:24:41.090026  [  117.606495] 3ea0: 00000000 c6b03400 b6e40000 c2816000 c6d73f60 c07f639c c6d73f5c c6d73ec8
 3411 15:24:41.097782  [  117.614703] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6d72000
 3412 15:24:41.105769  [  117.622912] 3ee0: b6e40000 00020000 00000004 0000000b 0001fff5 c6d73ee0 00000001 b6e3f000
 3413 15:24:41.115465  [  117.631118] 3f00: c6ae2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3414 15:24:41.123088  [  117.639326] 3f20: 00000000 00000000 c136f2a0 7a1a8c54 c205c500 c6b03400 c6b03400 c6d72000
 3415 15:24:41.132119  [  117.647535] 3f40: b6e40000 00000000 00000000 00000004 c6d73f94 c6d73f60 c05992c0 c0598c2c
 3416 15:24:41.138740  [  117.655742] 3f60: 00000000 00000000 c6d73fac 7a1a8c54 0000000b 0000000b b6f87e00 00000004
 3417 15:24:41.146629  [  117.663950] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c0599350 c0599258 00000000 c6d73fa8
 3418 15:24:41.155595  [  117.672158] 3fa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e40000 0000000b 00000000
 3419 15:24:41.164287  [  117.680364] 3fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 bee14a54
 3420 15:24:41.173016  [  117.688572] 3fe0: 00000004 bee14788 b6ef24cf b6e787e6 800e0030 00000001 00000000 00000000
 3421 15:24:41.173934  [  117.696766] Backtrace: 
 3422 15:24:41.182048  [  117.699290] [<c1359c24>] (lkdtm_WRITE_KERN) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3423 15:24:41.187745  [  117.707502]  r7:c6d73f60 r6:0000000b r5:c5d3a000 r4:0000002a
 3424 15:24:41.195739  [  117.713202] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3425 15:24:41.203823  [  117.721251] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3426 15:24:41.212856  [  117.729201]  r9:c6d73f60 r8:c52ec3c0 r7:0000000b r6:b6e40000 r5:c6b03400 r4:c0c2f960
 3427 15:24:41.220923  [  117.736984] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3428 15:24:41.229021  [  117.744847]  r9:c07f639c r8:c6d73f60 r7:c2816000 r6:b6e40000 r5:c6b03400 r4:00000000
 3429 15:24:41.235385  [  117.752623] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3430 15:24:41.243273  [  117.759789]  r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c6d72000 r5:c6b03400
 3431 15:24:41.244793  [  117.767639]  r4:c6b03400
 3432 15:24:41.252987  [  117.770204] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3433 15:24:41.259656  [  117.777370]  r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:0000000b r4:0000000b
 3434 15:24:41.269164  [  117.785150] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3435 15:24:41.273890  [  117.792739] Exception stack(0xc6d73fa8 to 0xc6d73ff0)
 3436 15:24:41.281614  [  117.797820] 3fa0:                   0000000b 0000000b 00000001 b6e40000 0000000b 00000000
 3437 15:24:41.289409  [  117.806028] 3fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 bee14a54
 3438 15:24:41.293930  [  117.814230] 3fe0: 00000004 bee14788 b6ef24cf b6e787e6
 3439 15:24:41.303383  [  117.819313] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3440 15:24:41.305644  [  117.825441] ---[ end trace a80c4e28b0995e06 ]---
 3441 15:24:41.309356  # Segmentation fault
 3442 15:24:41.439099  # [  117.384314] lkdtm: Performing direct entry WRITE_KERN
 3443 15:24:41.446482  # [  117.392154] lkdtm: attempting bad 7509916 byte write at c1359a8c
 3444 15:24:41.446803  # [  117.400971] 8<--- cut here ---
 3445 15:24:41.449279  
 3446 15:24:41.454129  # [  117.406792] Unable to handle kernel paging request at virtual address c1359a8c
 3447 15:24:41.457673  # [  117.414035] pgd = bb2a1566
 3448 15:24:41.462720  # [  117.419598] [c1359a8c] *pgd=1121940e(bad)
 3449 15:24:41.468339  # [  117.426489] Internal error: Oops: 80d [#14] SMP ARM
 3450 15:24:41.498346  # [  117.434056] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3451 15:24:41.504647  # [  117.465772] CPU: 2 PID: 2612 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3452 15:24:41.513049  # [  117.476117] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3453 15:24:41.517518  # [  117.484834] PC is at memcpy+0x50/0x330
 3454 15:24:41.517835  # [  117.491359] LR is at 0xe92dd830
 3455 15:24:41.525583  # [  117.496761] pc : [<c08ce510>]    lr : [<e92dd830>]    psr: 200e0013
 3456 15:24:41.530915  # [  117.505203] sp : c6d73e2c  ip : e1a0c00d  fp : c6d73e64
 3457 15:24:41.536506  # [  117.512518] r10: 0000000b  r9 : c1accb68  r8 : e89da800
 3458 15:24:41.542420  # [  117.519831] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3459 15:24:41.549364  # [  117.528450] r3 : e1a0c00d  r2 : 007296fc  r1 : c0c30310  r0 : c1359a8c
 3460 15:24:41.556836  # [  117.537245] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3461 15:24:41.565760  # [  117.546725] Control: 10c5387d  Table: 16a7c04a  DAC: 00000051
 3462 15:24:41.567289  # [  117.554733] Process cat (pid: 2612, stack limit = 0x13ac4e19)
 3463 15:24:41.572622  # [  117.562740] Stack: (0xc6d73e2c to 0xc6d74000)
 3464 15:24:41.580578  # [  117.569370] 3e20:                            c0c302f0 0072979c c6d73f60 c15e8784 c1359a8c
 3465 15:24:41.588753  # [  117.580248] 3e40: c1359a8c c1359c70 0000002a c5d3a000 0000000b c6d73f60 c6d73e74 c6d73e68
 3466 15:24:41.598617  # [  117.590077] 3e60: c0c2f580 c1359c30 c6d73e9c c6d73e78 c0c2fa80 c0c2f560 c0c2f960 c6b03400
 3467 15:24:41.605762  # [  117.598288] 3e80: b6e40000 0000000b c52ec3c0 c6d73f60 c6d73ec4 c6d73ea0 c07f6400 c0c2f96c
 3468 15:24:41.614149  # [  117.606495] 3ea0: 00000000 c6b03400 b6e40000 c2816000 c6d73f60 c07f639c c6d73f5c c6d73ec8
 3469 15:24:41.624181  # [  117.614703] 3ec0: c0598d2c c07f63a8 00000001 00000000 c05992c0 c136f2a0 c05992c0 c6d72000
 3470 15:24:41.629937  # [  117.622912] 3ee0: b6e40000 00020000 00000004 0000000b 0001fff5 c6d73ee0 00000001 b6e3f000
 3471 15:24:41.640579  # [  117.631118] 3f00: c6ae2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3472 15:24:41.647942  # [  117.639326] 3f20: 00000000 00000000 c136f2a0 7a1a8c54 c205c500 c6b03400 c6b03400 c6d72000
 3473 15:24:41.655635  # [  117.647535] 3f40: b6e40000 00000000 00000000 00000004 c6d73f94 c6d73f60 c05992c0 c0598c2c
 3474 15:24:41.664798  # [  117.655742] 3f60: 00000000 00000000 c6d73fac 7a1a8c54 0000000b 0000000b b6f87e00 00000004
 3475 15:24:41.673062  # [  117.663950] 3f80: c03002e4 c6d72000 c6d73fa4 c6d73f98 c0599350 c0599258 00000000 c6d73fa8
 3476 15:24:41.681034  # [  117.672158] 3fa0: c03000c0 c0599344 0000000b 0000000b 00000001 b6e40000 0000000b 00000000
 3477 15:24:41.689283  # [  117.680364] 3fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 bee14a54
 3478 15:24:41.697210  # [  117.688572] 3fe0: 00000004 bee14788 b6ef24cf b6e787e6 800e0030 00000001 00000000 00000000
 3479 15:24:41.701188  # [  117.696766] Backtrace: 
 3480 15:24:41.707934  # [  117.699290] [<c1359c24>] (lkdtm_WRITE_KERN) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3481 15:24:41.715070  # [  117.707502]  r7:c6d73f60 r6:0000000b r5:c5d3a000 r4:0000002a
 3482 15:24:41.722987  # [  117.713202] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3483 15:24:41.730944  # [  117.721251] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3484 15:24:41.739107  # [  117.729201]  r9:c6d73f60 r8:c52ec3c0 r7:0000000b r6:b6e40000 r5:c6b03400 r4:c0c2f960
 3485 15:24:41.746829  # [  117.736984] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3486 15:24:41.754840  # [  117.744847]  r9:c07f639c r8:c6d73f60 r7:c2816000 r6:b6e40000 r5:c6b03400 r4:00000000
 3487 15:24:41.760793  # [  117.752623] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3488 15:24:41.770729  # [  117.759789]  r10:00000004 r9:00000000 r8:00000000 r7:b6e40000 r6:c6d72000 r5:c6b03400
 3489 15:24:41.772938  # [  117.767639]  r4:c6b03400
 3490 15:24:41.781058  # [  117.770204] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3491 15:24:41.787267  # [  117.777370]  r9:c6d72000 r8:c03002e4 r7:00000004 r6:b6f87e00 r5:0000000b r4:0000000b
 3492 15:24:41.795746  # [  117.785150] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3493 15:24:41.799873  # [  117.792739] Exception stack(0xc6d73fa8 to 0xc6d73ff0)
 3494 15:24:41.808322  # [  117.797820] 3fa0:                   0000000b 0000000b 00000001 b6e40000 0000000b 00000000
 3495 15:24:41.817681  # [  117.806028] 3fc0: 0000000b 0000000b b6f87e00 00000004 00000001 00000000 00020000 bee14a54
 3496 15:24:41.821662  # [  117.814230] 3fe0: 00000004 bee14788 b6ef24cf b6e787e6
 3497 15:24:41.828015  # [  117.819313] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3498 15:24:41.832025  # [  117.825441] ---[ end trace a80c4e28b0995e06 ]---
 3499 15:24:41.841182  # WRITE_KERN: mi[  118.356340] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3500 15:24:41.843921  ssing 'call trace:': [FAIL]
 3501 15:24:41.849977  not [  118.364730] lkdtm: attempting good refcount_inc() without overflow
 3502 15:24:41.857400  ok 41 selftests: lkdtm: WRITE_KER[  118.373772] lkdtm: attempting bad refcount_inc() overflow
 3503 15:24:41.860206  N.sh # exit=1
 3504 15:24:41.867283  # selftests: lkdtm[  118.382060] ------------[ cut here ]------------
 3505 15:24:41.867753  : REFCOUNT_INC_OVERFLOW.sh
 3506 15:24:41.876979  [  118.389567] WARNING: CPU: 0 PID: 2687 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3507 15:24:41.880385  [  118.400493] refcount_t: saturated; leaking memory.
 3508 15:24:41.910098  [  118.405295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3509 15:24:41.919460  [  118.434452] CPU: 0 PID: 2687 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3510 15:24:41.925971  [  118.442203] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3511 15:24:41.926356  [  118.448736] Backtrace: 
 3512 15:24:41.934157  [  118.451208] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3513 15:24:41.940191  [  118.458787]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3514 15:24:41.947511  [  118.464457] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3515 15:24:41.954596  [  118.471781] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3516 15:24:41.965170  [  118.478752]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 3517 15:24:41.970436  [  118.486507] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3518 15:24:41.975158  [  118.493997]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c6e30000
 3519 15:24:41.988915  [  118.499671] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 3520 15:24:41.992705  [  118.508638]  r9:c1accb74 r8:c15e8784 r7:c6e31f60 r6:00000016 r5:c5d1c000 r4:c6e30000
 3521 15:24:42.002453  [  118.516394] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 3522 15:24:42.012585  [  118.526063] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a0a0>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3523 15:24:42.019895  [  118.536166] [<c135a028>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3524 15:24:42.022928  [  118.545302]  r4:0000002b
 3525 15:24:42.030392  [  118.547845] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3526 15:24:42.039496  [  118.555862] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3527 15:24:42.048560  [  118.563787]  r9:c6e31f60 r8:c52ec3c0 r7:00000016 r6:b6e52000 r5:c6afe280 r4:c0c2f960
 3528 15:24:42.054031  [  118.571544] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3529 15:24:42.063994  [  118.579383]  r9:c07f639c r8:c6e31f60 r7:c2816000 r6:b6e52000 r5:c6afe280 r4:00000000
 3530 15:24:42.069278  [  118.587135] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3531 15:24:42.077256  [  118.594278]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6e30000 r5:c6afe280
 3532 15:24:42.080493  [  118.602112]  r4:c6afe280
 3533 15:24:42.088479  [  118.604655] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3534 15:24:42.095917  [  118.611798]  r9:c6e30000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000016 r4:00000016
 3535 15:24:42.103112  [  118.619552] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3536 15:24:42.106984  [  118.627127] Exception stack(0xc6e31fa8 to 0xc6e31ff0)
 3537 15:24:42.107946  
 3538 15:24:42.116464  [  118.632188] 1fa0:                   00000016 00000016 00000001 b6e52000 00000016 00000000
 3539 15:24:42.124493  [  118.640375] 1fc0: 00000016 00000016 b6f99e00 00000004 00000001 00000000 00020000 bee6ea54
 3540 15:24:42.128797  [  118.648558] 1fe0: 00000004 bee6e788 b6f044cf b6e8a7e6
 3541 15:24:42.133046  [  118.653667] irq event stamp: 0
 3542 15:24:42.137378  [  118.656740] hardirqs last  enabled at (0): [<00000000>] 0x0
 3543 15:24:42.145367  [  118.662356] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3544 15:24:42.152401  [  118.669888] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3545 15:24:42.158161  [  118.677481] softirqs last disabled at (0): [<00000000>] 0x0
 3546 15:24:42.163296  [  118.683778] ---[ end trace a80c4e28b0995e07 ]---
 3547 15:24:42.167863  [  118.688453] lkdtm: Overflow detected: saturated
 3548 15:24:42.289909  # [  118.356340] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3549 15:24:42.298427  # [  118.364730] lkdtm: attempting good refcount_inc() without overflow
 3550 15:24:42.303133  # [  118.373772] lkdtm: attempting bad refcount_inc() overflow
 3551 15:24:42.308307  # [  118.382060] ------------[ cut here ]------------
 3552 15:24:42.316166  # [  118.389567] WARNING: CPU: 0 PID: 2687 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3553 15:24:42.319726  # [  118.400493] refcount_t: saturated; leaking memory.
 3554 15:24:42.349389  # [  118.405295] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3555 15:24:42.356941  # [  118.434452] CPU: 0 PID: 2687 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3556 15:24:42.365437  # [  118.442203] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3557 15:24:42.366408  # [  118.448736] Backtrace: 
 3558 15:24:42.375998  # [  118.451208] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3559 15:24:42.379731  # [  118.458787]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3560 15:24:42.388843  # [  118.464457] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3561 15:24:42.394901  # [  118.471781] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3562 15:24:42.403752  # [  118.478752]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 3563 15:24:42.409917  # [  118.486507] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3564 15:24:42.415103  # [  118.493997]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c6e30000
 3565 15:24:42.426286  # [  118.499671] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 3566 15:24:42.433999  # [  118.508638]  r9:c1accb74 r8:c15e8784 r7:c6e31f60 r6:00000016 r5:c5d1c000 r4:c6e30000
 3567 15:24:42.443039  # [  118.516394] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 3568 15:24:42.453316  # [  118.526063] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a0a0>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3569 15:24:42.461770  # [  118.536166] [<c135a028>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3570 15:24:42.466437  # [  118.545302]  r4:0000002b
 3571 15:24:42.475250  # [  118.547845] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3572 15:24:42.481269  # [  118.555862] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3573 15:24:42.489129  # [  118.563787]  r9:c6e31f60 r8:c52ec3c0 r7:00000016 r6:b6e52000 r5:c6afe280 r4:c0c2f960
 3574 15:24:42.498324  # [  118.571544] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3575 15:24:42.506111  # [  118.579383]  r9:c07f639c r8:c6e31f60 r7:c2816000 r6:b6e52000 r5:c6afe280 r4:00000000
 3576 15:24:42.513225  # [  118.587135] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3577 15:24:42.523065  # [  118.594278]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c6e30000 r5:c6afe280
 3578 15:24:42.523707  # [  118.602112]  r4:c6afe280
 3579 15:24:42.531891  # [  118.604655] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3580 15:24:42.540101  # [  118.611798]  r9:c6e30000 r8:c03002e4 r7:00000004 r6:b6f99e00 r5:00000016 r4:00000016
 3581 15:24:42.546082  # [  118.619552] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3582 15:24:42.550272  # [  118.627127] Exception stack(0xc6e31fa8 to 0xc6e31ff0)
 3583 15:24:42.559812  # [  118.632188] 1fa0:                   00000016 00000016 00000001 b6e52000 00000016 00000000
 3584 15:24:42.568910  # [  118.640375] 1fc0: 00000016 00000016 b6f99e00 00000004 00000001 00000000 00020000 bee6ea54
 3585 15:24:42.573211  # [  118.648558] 1fe0: 00000004 bee6e788 b6f044cf b6e8a7e6
 3586 15:24:42.576037  # [  118.653667] irq event stamp: 0
 3587 15:24:42.581950  # [  118.656740] hardirqs last  enabled at (0): [<00000000>] 0x0
 3588 15:24:42.590715  # [  118.662356] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3589 15:24:42.599110  # [  118.669888] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3590 15:24:42.602798  # [  118.677481] softirqs last disabled at (0): [<00000000>] 0x0
 3591 15:24:42.607729  # [  118.683778] ---[ end trace a80c4e28b0995e07 ]---
 3592 15:24:42.612739  # [  118.688453] lkdtm: Overflow detected: saturated
 3593 15:24:42.619526  # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL]
 3594 15:24:42.621617  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1
 3595 15:24:42.624327  
 3596 15:24:42.627804  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3597 15:24:42.631779  [  119.150889] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3598 15:24:42.638246  [  119.157182] lkdtm: attempting good refcount_add() without overflow
 3599 15:24:42.644642  [  119.163399] lkdtm: attempting bad refcount_add() overflow
 3600 15:24:42.649779  [  119.168869] ------------[ cut here ]------------
 3601 15:24:42.657839  [  119.173517] WARNING: CPU: 1 PID: 2721 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3602 15:24:42.661981  [  119.181994] refcount_t: saturated; leaking memory.
 3603 15:24:42.691930  [  119.186834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3604 15:24:42.698678  [  119.215973] CPU: 1 PID: 2721 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3605 15:24:42.706060  [  119.223723] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3606 15:24:42.709174  [  119.230256] Backtrace: 
 3607 15:24:42.714922  [  119.232727] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3608 15:24:42.721683  [  119.240306]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3609 15:24:42.728222  [  119.245978] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3610 15:24:42.734931  [  119.253301] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3611 15:24:42.743784  [  119.260271]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 3612 15:24:42.750364  [  119.268024] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3613 15:24:42.756139  [  119.275513]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c5e86000
 3614 15:24:42.764988  [  119.281185] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 3615 15:24:42.773009  [  119.290150]  r9:c1accb8c r8:c15e8784 r7:c5e87f60 r6:00000016 r5:c69d5000 r4:c5e86000
 3616 15:24:42.784960  [  119.297905] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 3617 15:24:42.793151  [  119.307573] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a148>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3618 15:24:42.802047  [  119.317675] [<c135a0c4>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3619 15:24:42.806014  [  119.326810]  r4:0000002c
 3620 15:24:42.812591  [  119.329354] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3621 15:24:42.820237  [  119.337370] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3622 15:24:42.828122  [  119.345294]  r9:c5e87f60 r8:c52ec3c0 r7:00000016 r6:b6e1e000 r5:c59e8f00 r4:c0c2f960
 3623 15:24:42.835942  [  119.353051] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3624 15:24:42.837068  
 3625 15:24:42.845200  [  119.360888]  r9:c07f639c r8:c5e87f60 r7:c2816000 r6:b6e1e000 r5:c59e8f00 r4:00000000
 3626 15:24:42.852315  [  119.368639] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3627 15:24:42.860359  [  119.375782]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c5e86000 r5:c59e8f00
 3628 15:24:42.862193  [  119.383617]  r4:c59e8f00
 3629 15:24:42.868255  [  119.386160] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3630 15:24:42.877006  [  119.393301]  r9:c5e86000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000016 r4:00000016
 3631 15:24:42.883777  [  119.401056] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3632 15:24:42.890270  [  119.408630] Exception stack(0xc5e87fa8 to 0xc5e87ff0)
 3633 15:24:42.899354  [  119.413692] 7fa0:                   00000016 00000016 00000001 b6e1e000 00000016 00000000
 3634 15:24:42.908270  [  119.421877] 7fc0: 00000016 00000016 b6f65e00 00000004 00000001 00000000 00020000 becffa54
 3635 15:24:42.910467  [  119.430060] 7fe0: 00000004 becff788 b6ed04cf b6e567e6
 3636 15:24:42.914895  [  119.435180] irq event stamp: 0
 3637 15:24:42.919301  [  119.438279] hardirqs last  enabled at (0): [<00000000>] 0x0
 3638 15:24:42.927185  [  119.443868] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3639 15:24:42.936245  [  119.451404] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3640 15:24:42.941397  [  119.458952] softirqs last disabled at (0): [<00000000>] 0x0
 3641 15:24:42.944478  [  119.464548] ---[ end trace a80c4e28b0995e08 ]---
 3642 15:24:42.948693  [  119.469220] lkdtm: Overflow detected: saturated
 3643 15:24:43.057698  # [  119.150889] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3644 15:24:43.065183  # [  119.157182] lkdtm: attempting good refcount_add() without overflow
 3645 15:24:43.070025  # [  119.163399] lkdtm: attempting bad refcount_add() overflow
 3646 15:24:43.073122  # [  119.168869] ------------[ cut here ]------------
 3647 15:24:43.080947  # [  119.173517] WARNING: CPU: 1 PID: 2721 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3648 15:24:43.084552  
 3649 15:24:43.086539  # [  119.181994] refcount_t: saturated; leaking memory.
 3650 15:24:43.115331  # [  119.186834] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3651 15:24:43.122881  # [  119.215973] CPU: 1 PID: 2721 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3652 15:24:43.131631  # [  119.223723] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3653 15:24:43.134688  # [  119.230256] Backtrace: 
 3654 15:24:43.142505  # [  119.232727] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3655 15:24:43.146270  # [  119.240306]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3656 15:24:43.154269  # [  119.245978] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3657 15:24:43.163015  # [  119.253301] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3658 15:24:43.168362  # [  119.260271]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 3659 15:24:43.177656  # [  119.268024] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3660 15:24:43.184281  # [  119.275513]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c5e86000
 3661 15:24:43.193541  # [  119.281185] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 3662 15:24:43.200902  # [  119.290150]  r9:c1accb8c r8:c15e8784 r7:c5e87f60 r6:00000016 r5:c69d5000 r4:c5e86000
 3663 15:24:43.209981  # [  119.297905] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 3664 15:24:43.218950  # [  119.307573] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a148>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3665 15:24:43.219905  
 3666 15:24:43.230029  # [  119.317675] [<c135a0c4>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3667 15:24:43.231340  # [  119.326810]  r4:0000002c
 3668 15:24:43.239960  # [  119.329354] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3669 15:24:43.249337  # [  119.337370] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3670 15:24:43.255248  # [  119.345294]  r9:c5e87f60 r8:c52ec3c0 r7:00000016 r6:b6e1e000 r5:c59e8f00 r4:c0c2f960
 3671 15:24:43.263846  # [  119.353051] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3672 15:24:43.272098  # [  119.360888]  r9:c07f639c r8:c5e87f60 r7:c2816000 r6:b6e1e000 r5:c59e8f00 r4:00000000
 3673 15:24:43.278736  # [  119.368639] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3674 15:24:43.287892  # [  119.375782]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1e000 r6:c5e86000 r5:c59e8f00
 3675 15:24:43.289350  # [  119.383617]  r4:c59e8f00
 3676 15:24:43.297364  # [  119.386160] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3677 15:24:43.304136  # [  119.393301]  r9:c5e86000 r8:c03002e4 r7:00000004 r6:b6f65e00 r5:00000016 r4:00000016
 3678 15:24:43.312398  # [  119.401056] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3679 15:24:43.318239  # [  119.408630] Exception stack(0xc5e87fa8 to 0xc5e87ff0)
 3680 15:24:43.327412  # [  119.413692] 7fa0:                   00000016 00000016 00000001 b6e1e000 00000016 00000000
 3681 15:24:43.335055  # [  119.421877] 7fc0: 00000016 00000016 b6f65e00 00000004 00000001 00000000 00020000 becffa54
 3682 15:24:43.339870  # [  119.430060] 7fe0: 00000004 becff788 b6ed04cf b6e567e6
 3683 15:24:43.344729  # [  119.435180] irq event stamp: 0
 3684 15:24:43.347814  # [  119.438279] hardirqs last  enabled at (0): [<00000000>] 0x0
 3685 15:24:43.351006  
 3686 15:24:43.355723  # [  119.443868] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3687 15:24:43.364038  # [  119.451404] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3688 15:24:43.372585  # [  119.458952] softirqs last disabled at (0): [<00000000>] 0x0
 3689 15:24:43.376786  # [  119.464548] ---[ end trace a80c4e28b0995e08 ]---
 3690 15:24:43.380286  # [  119.469220] lkdtm: Overflow detected: saturated
 3691 15:24:43.385469  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]
 3692 15:24:43.395337  not ok 43 selftests: lkdtm: REFCOUNT[  119.910335] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3693 15:24:43.398547  _ADD_OVERFLOW.sh # exit=1
 3694 15:24:43.403313  # self[  119.918035] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3695 15:24:43.411810  tests: lkdtm: REFCOUNT_INC_NOT_ZE[  119.927105] ------------[ cut here ]------------
 3696 15:24:43.412240  RO_OVERFLOW.sh
 3697 15:24:43.419398  [  119.934591] WARNING: CPU: 0 PID: 2755 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3698 15:24:43.424427  [  119.944565] refcount_t: saturated; leaking memory.
 3699 15:24:43.453806  [  119.949424] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3700 15:24:43.461985  [  119.978548] CPU: 0 PID: 2755 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3701 15:24:43.469117  [  119.986298] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3702 15:24:43.472188  [  119.992830] Backtrace: 
 3703 15:24:43.479354  [  119.995303] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3704 15:24:43.487528  [  120.002883]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3705 15:24:43.493633  [  120.008553] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3706 15:24:43.498230  [  120.015878] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3707 15:24:43.506352  [  120.022848]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 3708 15:24:43.513053  [  120.030601] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3709 15:24:43.520468  [  120.038090]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c692c000
 3710 15:24:43.528619  [  120.043764] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 3711 15:24:43.537088  [  120.052732]  r9:c1accba4 r8:c15e8784 r7:c692df60 r6:0000001f r5:c5afa000 r4:7fffffff
 3712 15:24:43.546347  [  120.060492] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3713 15:24:43.558916  [  120.070941] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a1bc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3714 15:24:43.564114  [  120.082596]  r5:c5afa000 r4:c692c000
 3715 15:24:43.571254  [  120.086190] [<c135a16c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3716 15:24:43.574496  [  120.096107]  r4:0000002d
 3717 15:24:43.582958  [  120.098651] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3718 15:24:43.590689  [  120.106668] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3719 15:24:43.598610  [  120.114592]  r9:c692df60 r8:c52ec3c0 r7:0000001f r6:b6e2e000 r5:c6e8fb80 r4:c0c2f960
 3720 15:24:43.605093  [  120.122349] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3721 15:24:43.607899  
 3722 15:24:43.613701  [  120.130189]  r9:c07f639c r8:c692df60 r7:c2816000 r6:b6e2e000 r5:c6e8fb80 r4:00000000
 3723 15:24:43.620176  [  120.137941] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3724 15:24:43.621139  
 3725 15:24:43.628620  [  120.145085]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c692c000 r5:c6e8fb80
 3726 15:24:43.632595  [  120.152918]  r4:c6e8fb80
 3727 15:24:43.639266  [  120.155462] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3728 15:24:43.647134  [  120.162605]  r9:c692c000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000001f r4:0000001f
 3729 15:24:43.652978  [  120.170358] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3730 15:24:43.659227  [  120.177932] Exception stack(0xc692dfa8 to 0xc692dff0)
 3731 15:24:43.667884  [  120.182992] dfa0:                   0000001f 0000001f 00000001 b6e2e000 0000001f 00000000
 3732 15:24:43.674356  [  120.191181] dfc0: 0000001f 0000001f b6f75e00 00000004 00000001 00000000 00020000 be822a54
 3733 15:24:43.680839  [  120.199364] dfe0: 00000004 be822788 b6ee04cf b6e667e6
 3734 15:24:43.683995  [  120.204446] irq event stamp: 0
 3735 15:24:43.689432  [  120.207537] hardirqs last  enabled at (0): [<00000000>] 0x0
 3736 15:24:43.695599  [  120.213126] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3737 15:24:43.698378  
 3738 15:24:43.704665  [  120.220641] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3739 15:24:43.708833  [  120.228158] softirqs last disabled at (0): [<00000000>] 0x0
 3740 15:24:43.715961  [  120.233741] ---[ end trace a80c4e28b0995e09 ]---
 3741 15:24:43.718080  [  120.238389] lkdtm: Overflow detected: saturated
 3742 15:24:43.816873  # [  119.910335] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3743 15:24:43.817690  
 3744 15:24:43.822911  # [  119.918035] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3745 15:24:43.826710  # [  119.927105] ------------[ cut here ]------------
 3746 15:24:43.835726  # [  119.934591] WARNING: CPU: 0 PID: 2755 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3747 15:24:43.841455  # [  119.944565] refcount_t: saturated; leaking memory.
 3748 15:24:43.869589  # [  119.949424] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3749 15:24:43.878970  # [  119.978548] CPU: 0 PID: 2755 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3750 15:24:43.884274  # [  119.986298] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3751 15:24:43.887955  # [  119.992830] Backtrace: 
 3752 15:24:43.894836  # [  119.995303] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3753 15:24:43.901899  # [  120.002883]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3754 15:24:43.909293  # [  120.008553] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3755 15:24:43.915284  # [  120.015878] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3756 15:24:43.925132  # [  120.022848]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 3757 15:24:43.930115  # [  120.030601] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3758 15:24:43.936935  # [  120.038090]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c692c000
 3759 15:24:43.945734  # [  120.043764] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 3760 15:24:43.953938  # [  120.052732]  r9:c1accba4 r8:c15e8784 r7:c692df60 r6:0000001f r5:c5afa000 r4:7fffffff
 3761 15:24:43.964166  # [  120.060492] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3762 15:24:43.975764  # [  120.070941] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a1bc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3763 15:24:43.979027  # [  120.082596]  r5:c5afa000 r4:c692c000
 3764 15:24:43.989350  # [  120.086190] [<c135a16c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3765 15:24:43.991341  # [  120.096107]  r4:0000002d
 3766 15:24:44.001049  # [  120.098651] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3767 15:24:44.008233  # [  120.106668] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3768 15:24:44.017353  # [  120.114592]  r9:c692df60 r8:c52ec3c0 r7:0000001f r6:b6e2e000 r5:c6e8fb80 r4:c0c2f960
 3769 15:24:44.028169  # [  120.122349] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3770 15:24:44.032091  # [  120.130189]  r9:c07f639c r8:c692df60 r7:c2816000 r6:b6e2e000 r5:c6e8fb80 r4:00000000
 3771 15:24:44.042601  # [  120.137941] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3772 15:24:44.049019  # [  120.145085]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2e000 r6:c692c000 r5:c6e8fb80
 3773 15:24:44.050807  # [  120.152918]  r4:c6e8fb80
 3774 15:24:44.059005  # [  120.155462] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3775 15:24:44.067121  # [  120.162605]  r9:c692c000 r8:c03002e4 r7:00000004 r6:b6f75e00 r5:0000001f r4:0000001f
 3776 15:24:44.076205  # [  120.170358] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3777 15:24:44.079706  # [  120.177932] Exception stack(0xc692dfa8 to 0xc692dff0)
 3778 15:24:44.088793  # [  120.182992] dfa0:                   0000001f 0000001f 00000001 b6e2e000 0000001f 00000000
 3779 15:24:44.095293  # [  120.191181] dfc0: 0000001f 0000001f b6f75e00 00000004 00000001 00000000 00020000 be822a54
 3780 15:24:44.101288  # [  120.199364] dfe0: 00000004 be822788 b6ee04cf b6e667e6
 3781 15:24:44.103908  # [  120.204446] irq event stamp: 0
 3782 15:24:44.112683  # [  120.207537] hardirqs last  enabled at (0): [<00000000>] 0x0
 3783 15:24:44.117229  # [  120.213126] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3784 15:24:44.124026  # [  120.220641] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3785 15:24:44.134145  # [  120.228158] softirqs last disabled at (0): [<00000000>] 0x0
 3786 15:24:44.136908  # [  120.233741] ---[ end trace a80c4e28b0995e09 ]---
 3787 15:24:44.138862  # [  120.238389] lkdtm: Overflow detected: saturated
 3788 15:24:44.145878  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3789 15:24:44.151532  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1
 3790 15:24:44.165214  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW[  120.680031] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3791 15:24:44.165587  .sh
 3792 15:24:44.170128  [  120.687145] lkdtm: attempting bad refcount_add_not_zero() overflow
 3793 15:24:44.172960  [  120.693679] ------------[ cut here ]------------
 3794 15:24:44.182257  [  120.698382] WARNING: CPU: 3 PID: 2789 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3795 15:24:44.187287  [  120.706920] refcount_t: saturated; leaking memory.
 3796 15:24:44.216800  [  120.711789] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3797 15:24:44.226564  [  120.741359] CPU: 3 PID: 2789 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3798 15:24:44.232827  [  120.749112] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3799 15:24:44.233471  [  120.755646] Backtrace: 
 3800 15:24:44.240703  [  120.758122] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3801 15:24:44.246823  [  120.765701]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3802 15:24:44.256173  [  120.771374] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3803 15:24:44.263185  [  120.778698] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3804 15:24:44.268805  [  120.785670]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 3805 15:24:44.277668  [  120.793425] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3806 15:24:44.282929  [  120.800917]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c47e8000
 3807 15:24:44.290567  [  120.806591] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 3808 15:24:44.298254  [  120.815558]  r9:c1accbc4 r8:c15e8784 r7:c47e9f60 r6:0000001f r5:c5cde000 r4:7fffffff
 3809 15:24:44.309068  [  120.823317] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3810 15:24:44.320761  [  120.833765] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a244>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3811 15:24:44.325142  [  120.845419]  r5:c5cde000 r4:c47e8000
 3812 15:24:44.334799  [  120.849012] [<c135a1f4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3813 15:24:44.338220  [  120.858930]  r4:0000002e
 3814 15:24:44.344114  [  120.861476] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3815 15:24:44.352592  [  120.869493] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3816 15:24:44.363440  [  120.877419]  r9:c47e9f60 r8:c52ec3c0 r7:0000001f r6:b6e35000 r5:c6afe8c0 r4:c0c2f960
 3817 15:24:44.368748  [  120.885176] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3818 15:24:44.377486  [  120.893014]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e35000 r5:c6afe8c0 r4:00000000
 3819 15:24:44.384731  [  120.900767] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3820 15:24:44.392735  [  120.907910]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c47e8000 r5:c6afe8c0
 3821 15:24:44.393078  [  120.915742]  r4:c6afe8c0
 3822 15:24:44.395173  
 3823 15:24:44.401861  [  120.918285] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3824 15:24:44.408000  [  120.925429]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000001f r4:0000001f
 3825 15:24:44.416183  [  120.933184] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3826 15:24:44.421431  [  120.940757] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 3827 15:24:44.429878  [  120.945820] 9fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000000
 3828 15:24:44.436875  [  120.954007] 9fc0: 0000001f 0000001f b6f7ce00 00000004 00000001 00000000 00020000 becfda54
 3829 15:24:44.443129  [  120.962193] 9fe0: 00000004 becfd788 b6ee74cf b6e6d7e6
 3830 15:24:44.446134  [  120.967337] irq event stamp: 0
 3831 15:24:44.453284  [  120.970412] hardirqs last  enabled at (0): [<00000000>] 0x0
 3832 15:24:44.458560  [  120.976000] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3833 15:24:44.467822  [  120.983542] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3834 15:24:44.471909  [  120.991070] softirqs last disabled at (0): [<00000000>] 0x0
 3835 15:24:44.476249  [  120.996654] ---[ end trace a80c4e28b0995e0a ]---
 3836 15:24:44.480854  [  121.001311] lkdtm: Overflow detected: saturated
 3837 15:24:44.606237  # [  120.680031] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3838 15:24:44.611963  # [  120.687145] lkdtm: attempting bad refcount_add_not_zero() overflow
 3839 15:24:44.618381  # [  120.693679] ------------[ cut here ]------------
 3840 15:24:44.625136  # [  120.698382] WARNING: CPU: 3 PID: 2789 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3841 15:24:44.627477  
 3842 15:24:44.630113  # [  120.706920] refcount_t: saturated; leaking memory.
 3843 15:24:44.660892  # [  120.711789] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3844 15:24:44.667472  # [  120.741359] CPU: 3 PID: 2789 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3845 15:24:44.675587  # [  120.749112] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3846 15:24:44.676344  # [  120.755646] Backtrace: 
 3847 15:24:44.684376  # [  120.758122] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3848 15:24:44.691223  # [  120.765701]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3849 15:24:44.698169  # [  120.771374] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3850 15:24:44.704053  # [  120.778698] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3851 15:24:44.712716  # [  120.785670]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 3852 15:24:44.722188  # [  120.793425] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3853 15:24:44.726567  # [  120.800917]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c47e8000
 3854 15:24:44.734251  # [  120.806591] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 3855 15:24:44.743204  # [  120.815558]  r9:c1accbc4 r8:c15e8784 r7:c47e9f60 r6:0000001f r5:c5cde000 r4:7fffffff
 3856 15:24:44.754806  # [  120.823317] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3857 15:24:44.767663  # [  120.833765] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a244>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3858 15:24:44.770007  # [  120.845419]  r5:c5cde000 r4:c47e8000
 3859 15:24:44.780373  # [  120.849012] [<c135a1f4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3860 15:24:44.785224  # [  120.858930]  r4:0000002e
 3861 15:24:44.789937  # [  120.861476] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3862 15:24:44.799215  # [  120.869493] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3863 15:24:44.806511  # [  120.877419]  r9:c47e9f60 r8:c52ec3c0 r7:0000001f r6:b6e35000 r5:c6afe8c0 r4:c0c2f960
 3864 15:24:44.812819  # [  120.885176] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3865 15:24:44.816090  
 3866 15:24:44.821145  # [  120.893014]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e35000 r5:c6afe8c0 r4:00000000
 3867 15:24:44.829173  # [  120.900767] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3868 15:24:44.836506  # [  120.907910]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c47e8000 r5:c6afe8c0
 3869 15:24:44.841684  # [  120.915742]  r4:c6afe8c0
 3870 15:24:44.847387  # [  120.918285] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3871 15:24:44.855119  # [  120.925429]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6f7ce00 r5:0000001f r4:0000001f
 3872 15:24:44.863044  # [  120.933184] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3873 15:24:44.869003  # [  120.940757] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 3874 15:24:44.879110  # [  120.945820] 9fa0:                   0000001f 0000001f 00000001 b6e35000 0000001f 00000000
 3875 15:24:44.884478  # [  120.954007] 9fc0: 0000001f 0000001f b6f7ce00 00000004 00000001 00000000 00020000 becfda54
 3876 15:24:44.889961  # [  120.962193] 9fe0: 00000004 becfd788 b6ee74cf b6e6d7e6
 3877 15:24:44.892382  # [  120.967337] irq event stamp: 0
 3878 15:24:44.898704  # [  120.970412] hardirqs last  enabled at (0): [<00000000>] 0x0
 3879 15:24:44.906761  # [  120.976000] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3880 15:24:44.914104  # [  120.983542] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3881 15:24:44.920326  # [  120.991070] softirqs last disabled at (0): [<00000000>] 0x0
 3882 15:24:44.924155  # [  120.996654] ---[ end trace a80c4e28b0995e0a ]---
 3883 15:24:44.924942  
 3884 15:24:44.931009  # [  121.001311] lkdtm: Overflow detected: saturated
 3885 15:24:44.936009  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3886 15:24:44.940069  not[  121.457511] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3887 15:24:44.948273   ok 45 selftests: [l k d1t2m1:. 465133] lkdtm: attempting good refcount_dec()
 3888 15:24:44.956258  EFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh [  121.472094] lkdtm: attempting bad refcount_dec() to zero
 3889 15:24:44.956700  # exit=1
 3890 15:24:44.964314  # selftests: lkdtm: REF[  121.480234] ------------[ cut here ]------------
 3891 15:24:44.964620  COUNT_DEC_ZERO.sh
 3892 15:24:44.972392  [  121.487810] WARNING: CPU: 3 PID: 2823 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3893 15:24:44.978144  [  121.497805] refcount_t: decrement hit 0; leaking memory.
 3894 15:24:45.008200  [  121.503127] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3895 15:24:45.016994  [  121.532281] CPU: 3 PID: 2823 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3896 15:24:45.022551  [  121.540030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3897 15:24:45.023874  [  121.546563] Backtrace: 
 3898 15:24:45.034063  [  121.549038] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3899 15:24:45.037454  [  121.556618]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3900 15:24:45.046188  [  121.562287] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3901 15:24:45.051313  [  121.569608] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3902 15:24:45.059163  [  121.576577]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 3903 15:24:45.069481  [  121.584334] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3904 15:24:45.073256  [  121.591824]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c47e8000
 3905 15:24:45.081349  [  121.597496] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 3906 15:24:45.089561  [  121.606463]  r9:c1accbe4 r8:c15e8784 r7:c47e9f60 r6:00000012 r5:c6e95000 r4:c47e8000
 3907 15:24:45.099769  [  121.614223] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 3908 15:24:45.110031  [  121.623889] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a2d8>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3909 15:24:45.119011  [  121.633647] [<c135a27c>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3910 15:24:45.121874  [  121.642437]  r4:0000002f
 3911 15:24:45.128267  [  121.644981] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3912 15:24:45.138588  [  121.652997] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3913 15:24:45.143253  [  121.660921]  r9:c47e9f60 r8:c52ec3c0 r7:00000012 r6:b6e65000 r5:c5bbc140 r4:c0c2f960
 3914 15:24:45.151040  [  121.668679] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3915 15:24:45.158913  [  121.676517]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e65000 r5:c5bbc140 r4:00000000
 3916 15:24:45.166532  [  121.684270] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3917 15:24:45.175139  [  121.691413]  r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c47e8000 r5:c5bbc140
 3918 15:24:45.179266  [  121.699245]  r4:c5bbc140
 3919 15:24:45.184868  [  121.701787] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3920 15:24:45.193623  [  121.708930]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000012 r4:00000012
 3921 15:24:45.200777  [  121.716684] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3922 15:24:45.206609  [  121.724259] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 3923 15:24:45.213364  [  121.729322] 9fa0:                   00000012 00000012 00000001 b6e65000 00000012 00000000
 3924 15:24:45.221863  [  121.737508] 9fc0: 00000012 00000012 b6face00 00000004 00000001 00000000 00020000 beddba54
 3925 15:24:45.227444  [  121.745690] 9fe0: 00000004 beddb788 b6f174cf b6e9d7e6
 3926 15:24:45.231309  [  121.750803] irq event stamp: 0
 3927 15:24:45.235248  [  121.753874] hardirqs last  enabled at (0): [<00000000>] 0x0
 3928 15:24:45.244480  [  121.759497] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3929 15:24:45.250285  [  121.767026] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3930 15:24:45.255101  [  121.774525] softirqs last disabled at (0): [<00000000>] 0x0
 3931 15:24:45.260832  [  121.780133] ---[ end trace a80c4e28b0995e0b ]---
 3932 15:24:45.263680  [  121.784763] lkdtm: Zero detected: saturated
 3933 15:24:45.359734  # [  121.457511] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3934 15:24:45.364937  # [  121.465133] lkdtm: attempting good refcount_dec()
 3935 15:24:45.370063  # [  121.472094] lkdtm: attempting bad refcount_dec() to zero
 3936 15:24:45.372865  # [  121.480234] ------------[ cut here ]------------
 3937 15:24:45.382995  # [  121.487810] WARNING: CPU: 3 PID: 2823 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3938 15:24:45.386840  # [  121.497805] refcount_t: decrement hit 0; leaking memory.
 3939 15:24:45.416879  # [  121.503127] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3940 15:24:45.423384  # [  121.532281] CPU: 3 PID: 2823 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3941 15:24:45.432423  # [  121.540030] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3942 15:24:45.434888  # [  121.546563] Backtrace: 
 3943 15:24:45.441476  # [  121.549038] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3944 15:24:45.447116  # [  121.556618]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3945 15:24:45.454848  # [  121.562287] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3946 15:24:45.461388  # [  121.569608] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3947 15:24:45.468902  # [  121.576577]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 3948 15:24:45.479136  # [  121.584334] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3949 15:24:45.484605  # [  121.591824]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c47e8000
 3950 15:24:45.492229  # [  121.597496] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 3951 15:24:45.499994  # [  121.606463]  r9:c1accbe4 r8:c15e8784 r7:c47e9f60 r6:00000012 r5:c6e95000 r4:c47e8000
 3952 15:24:45.511194  # [  121.614223] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 3953 15:24:45.520460  # [  121.623889] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a2d8>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3954 15:24:45.529560  # [  121.633647] [<c135a27c>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 3955 15:24:45.531625  # [  121.642437]  r4:0000002f
 3956 15:24:45.539883  # [  121.644981] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 3957 15:24:45.549056  # [  121.652997] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 3958 15:24:45.556223  # [  121.660921]  r9:c47e9f60 r8:c52ec3c0 r7:00000012 r6:b6e65000 r5:c5bbc140 r4:c0c2f960
 3959 15:24:45.564135  # [  121.668679] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 3960 15:24:45.572095  # [  121.676517]  r9:c07f639c r8:c47e9f60 r7:c2816000 r6:b6e65000 r5:c5bbc140 r4:00000000
 3961 15:24:45.579030  # [  121.684270] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 3962 15:24:45.586251  # [  121.691413]  r10:00000004 r9:00000000 r8:00000000 r7:b6e65000 r6:c47e8000 r5:c5bbc140
 3963 15:24:45.590409  # [  121.699245]  r4:c5bbc140
 3964 15:24:45.598299  # [  121.701787] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 3965 15:24:45.604073  # [  121.708930]  r9:c47e8000 r8:c03002e4 r7:00000004 r6:b6face00 r5:00000012 r4:00000012
 3966 15:24:45.613994  # [  121.716684] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3967 15:24:45.617263  # [  121.724259] Exception stack(0xc47e9fa8 to 0xc47e9ff0)
 3968 15:24:45.625421  # [  121.729322] 9fa0:                   00000012 00000012 00000001 b6e65000 00000012 00000000
 3969 15:24:45.633495  # [  121.737508] 9fc0: 00000012 00000012 b6face00 00000004 00000001 00000000 00020000 beddba54
 3970 15:24:45.640223  # [  121.745690] 9fe0: 00000004 beddb788 b6f174cf b6e9d7e6
 3971 15:24:45.643097  # [  121.750803] irq event stamp: 0
 3972 15:24:45.648247  # [  121.753874] hardirqs last  enabled at (0): [<00000000>] 0x0
 3973 15:24:45.655803  # [  121.759497] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3974 15:24:45.663457  # [  121.767026] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3975 15:24:45.668842  # [  121.774525] softirqs last disabled at (0): [<00000000>] 0x0
 3976 15:24:45.675650  # [  121.780133] ---[ end trace a80c4e28b0995e0b ]---
 3977 15:24:45.679897  # [  121.784763] lkdtm: Zero detected: saturated
 3978 15:24:45.683335  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]
 3979 15:24:45.689602  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1
 3980 15:24:45.691427  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3981 15:24:45.719198  [  122.237881] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3982 15:24:45.724548  [  122.243979] lkdtm: attempting bad refcount_dec() below zero
 3983 15:24:45.730055  [  122.249712] ------------[ cut here ]------------
 3984 15:24:45.739069  [  122.254394] WARNING: CPU: 1 PID: 2860 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3985 15:24:45.743479  [  122.262906] refcount_t: decrement hit 0; leaking memory.
 3986 15:24:45.772297  [  122.268266] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 3987 15:24:45.781532  [  122.297439] CPU: 1 PID: 2860 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 3988 15:24:45.786731  [  122.305188] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3989 15:24:45.792290  [  122.311722] Backtrace: 
 3990 15:24:45.796871  [  122.314195] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 3991 15:24:45.802980  [  122.321774]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 3992 15:24:45.810735  [  122.327445] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 3993 15:24:45.817363  [  122.334765] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3994 15:24:45.826449  [  122.341736]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 3995 15:24:45.833737  [  122.349492] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 3996 15:24:45.839225  [  122.356981]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c6910000
 3997 15:24:45.848505  [  122.362655] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 3998 15:24:45.854353  [  122.371623]  r9:c1accbf8 r8:c15e8784 r7:c6911f60 r6:00000016 r5:00000000 r4:c6910000
 3999 15:24:45.866051  [  122.379384] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 4000 15:24:45.875329  [  122.389051] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a39c>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 4001 15:24:45.883735  [  122.399155] [<c135a354>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4002 15:24:45.888648  [  122.408292]  r5:c5ead000 r4:00000030
 4003 15:24:45.896274  [  122.411878] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4004 15:24:45.903543  [  122.419895] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4005 15:24:45.911519  [  122.427819]  r9:c6911f60 r8:c52ec3c0 r7:00000016 r6:b6e04000 r5:c6aff040 r4:c0c2f960
 4006 15:24:45.918257  [  122.435576] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4007 15:24:45.922066  
 4008 15:24:45.927208  [  122.443414]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6e04000 r5:c6aff040 r4:00000000
 4009 15:24:45.934082  [  122.451166] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4010 15:24:45.942519  [  122.458310]  r10:00000004 r9:00000000 r8:00000000 r7:b6e04000 r6:c6910000 r5:c6aff040
 4011 15:24:45.944970  [  122.466144]  r4:c6aff040
 4012 15:24:45.953463  [  122.468687] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4013 15:24:45.959100  [  122.475831]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f4be00 r5:00000016 r4:00000016
 4014 15:24:45.967374  [  122.483587] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4015 15:24:45.971228  [  122.491161] Exception stack(0xc6911fa8 to 0xc6911ff0)
 4016 15:24:45.979487  [  122.496221] 1fa0:                   00000016 00000016 00000001 b6e04000 00000016 00000000
 4017 15:24:45.989755  [  122.504407] 1fc0: 00000016 00000016 b6f4be00 00000004 00000001 00000000 00020000 bea3da54
 4018 15:24:45.993330  [  122.512590] 1fe0: 00000004 bea3d788 b6eb64cf b6e3c7e6
 4019 15:24:45.997339  [  122.517719] irq event stamp: 0
 4020 15:24:46.001463  [  122.520793] hardirqs last  enabled at (0): [<00000000>] 0x0
 4021 15:24:46.008850  [  122.526381] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4022 15:24:46.016307  [  122.533937] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4023 15:24:46.022665  [  122.541480] softirqs last disabled at (0): [<00000000>] 0x0
 4024 15:24:46.027076  [  122.547106] ---[ end trace a80c4e28b0995e0c ]---
 4025 15:24:46.031015  [  122.551744] lkdtm: Negative detected: saturated
 4026 15:24:46.139386  # [  122.237881] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4027 15:24:46.145895  # [  122.243979] lkdtm: attempting bad refcount_dec() below zero
 4028 15:24:46.149164  # [  122.249712] ------------[ cut here ]------------
 4029 15:24:46.158502  # [  122.254394] WARNING: CPU: 1 PID: 2860 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4030 15:24:46.165324  # [  122.262906] refcount_t: decrement hit 0; leaking memory.
 4031 15:24:46.193518  # [  122.268266] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4032 15:24:46.200452  # [  122.297439] CPU: 1 PID: 2860 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4033 15:24:46.208763  # [  122.305188] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4034 15:24:46.210795  # [  122.311722] Backtrace: 
 4035 15:24:46.217936  # [  122.314195] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4036 15:24:46.224311  # [  122.321774]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4037 15:24:46.230689  # [  122.327445] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4038 15:24:46.239773  # [  122.334765] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4039 15:24:46.247982  # [  122.341736]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 4040 15:24:46.253897  # [  122.349492] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4041 15:24:46.260642  # [  122.356981]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c6910000
 4042 15:24:46.268340  # [  122.362655] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 4043 15:24:46.275832  # [  122.371623]  r9:c1accbf8 r8:c15e8784 r7:c6911f60 r6:00000016 r5:00000000 r4:c6910000
 4044 15:24:46.288792  # [  122.379384] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 4045 15:24:46.297037  # [  122.389051] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a39c>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 4046 15:24:46.305035  # [  122.399155] [<c135a354>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4047 15:24:46.310145  # [  122.408292]  r5:c5ead000 r4:00000030
 4048 15:24:46.318261  # [  122.411878] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4049 15:24:46.326032  # [  122.419895] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4050 15:24:46.335481  # [  122.427819]  r9:c6911f60 r8:c52ec3c0 r7:00000016 r6:b6e04000 r5:c6aff040 r4:c0c2f960
 4051 15:24:46.343027  # [  122.435576] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4052 15:24:46.351093  # [  122.443414]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6e04000 r5:c6aff040 r4:00000000
 4053 15:24:46.358900  # [  122.451166] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4054 15:24:46.365656  # [  122.458310]  r10:00000004 r9:00000000 r8:00000000 r7:b6e04000 r6:c6910000 r5:c6aff040
 4055 15:24:46.367960  # [  122.466144]  r4:c6aff040
 4056 15:24:46.375572  # [  122.468687] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4057 15:24:46.382030  # [  122.475831]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f4be00 r5:00000016 r4:00000016
 4058 15:24:46.390764  # [  122.483587] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4059 15:24:46.395301  # [  122.491161] Exception stack(0xc6911fa8 to 0xc6911ff0)
 4060 15:24:46.404696  # [  122.496221] 1fa0:                   00000016 00000016 00000001 b6e04000 00000016 00000000
 4061 15:24:46.412115  # [  122.504407] 1fc0: 00000016 00000016 b6f4be00 00000004 00000001 00000000 00020000 bea3da54
 4062 15:24:46.417648  # [  122.512590] 1fe0: 00000004 bea3d788 b6eb64cf b6e3c7e6
 4063 15:24:46.420537  # [  122.517719] irq event stamp: 0
 4064 15:24:46.428357  # [  122.520793] hardirqs last  enabled at (0): [<00000000>] 0x0
 4065 15:24:46.434439  # [  122.526381] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4066 15:24:46.442038  # [  122.533937] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4067 15:24:46.449643  # [  122.541480] softirqs last disabled at (0): [<00000000>] 0x0
 4068 15:24:46.453123  # [  122.547106] ---[ end trace a80c4e28b0995e0c ]---
 4069 15:24:46.457258  # [  122.551744] lkdtm: Negative detected: saturated
 4070 15:24:46.462038  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4071 15:24:46.467180  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4072 15:24:46.471107  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4073 15:24:46.471770  
 4074 15:24:46.500661  [  123.016758] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4075 15:24:46.505519  [  123.023675] lkdtm: attempting bad refcount_dec_and_test() below zero
 4076 15:24:46.510854  [  123.030143] ------------[ cut here ]------------
 4077 15:24:46.518468  [  123.034799] WARNING: CPU: 0 PID: 2895 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4078 15:24:46.523235  [  123.043436] refcount_t: underflow; use-after-free.
 4079 15:24:46.551988  [  123.048285] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4080 15:24:46.563300  [  123.077523] CPU: 0 PID: 2895 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4081 15:24:46.568579  [  123.085273] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4082 15:24:46.570226  [  123.091805] Backtrace: 
 4083 15:24:46.578822  [  123.094279] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4084 15:24:46.583272  [  123.101857]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4085 15:24:46.589507  [  123.107527] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4086 15:24:46.590529  
 4087 15:24:46.597256  [  123.114850] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4088 15:24:46.604129  [  123.121820]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 4089 15:24:46.606339  
 4090 15:24:46.613363  [  123.129575] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4091 15:24:46.617702  [  123.137063]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c5e86000
 4092 15:24:46.629981  [  123.142737] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 4093 15:24:46.635177  [  123.151791]  r9:c1accc10 r8:c15e8784 r7:c5e87f60 r6:0000001f r5:00000000 r4:c5e86000
 4094 15:24:46.635978  
 4095 15:24:46.645713  [  123.159549] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4096 15:24:46.658640  [  123.170002] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a414>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 4097 15:24:46.667474  [  123.181669] [<c135a3c4>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4098 15:24:46.671773  [  123.191589]  r5:c5e7a000 r4:00000031
 4099 15:24:46.678606  [  123.195175] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4100 15:24:46.687587  [  123.203192] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4101 15:24:46.695430  [  123.211117]  r9:c5e87f60 r8:c52ec3c0 r7:0000001f r6:b6e16000 r5:c5b73900 r4:c0c2f960
 4102 15:24:46.702855  [  123.218874] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4103 15:24:46.710795  [  123.226712]  r9:c07f639c r8:c5e87f60 r7:c2816000 r6:b6e16000 r5:c5b73900 r4:00000000
 4104 15:24:46.717409  [  123.234464] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4105 15:24:46.724722  [  123.241607]  r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5e86000 r5:c5b73900
 4106 15:24:46.728320  [  123.249439]  r4:c5b73900
 4107 15:24:46.734715  [  123.251982] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4108 15:24:46.741971  [  123.259124]  r9:c5e86000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000001f r4:0000001f
 4109 15:24:46.750640  [  123.266878] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4110 15:24:46.754762  [  123.274452] Exception stack(0xc5e87fa8 to 0xc5e87ff0)
 4111 15:24:46.763882  [  123.279513] 7fa0:                   0000001f 0000001f 00000001 b6e16000 0000001f 00000000
 4112 15:24:46.771193  [  123.287699] 7fc0: 0000001f 0000001f b6f5de00 00000004 00000001 00000000 00020000 bebefa54
 4113 15:24:46.777447  [  123.295883] 7fe0: 00000004 bebef788 b6ec84cf b6e4e7e6
 4114 15:24:46.780311  [  123.301012] irq event stamp: 0
 4115 15:24:46.789150  [  123.304084] hardirqs last  enabled at (0): [<00000000>] 0x0
 4116 15:24:46.792593  [  123.309701] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4117 15:24:46.799725  [  123.317235] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4118 15:24:46.806497  [  123.325878] softirqs last disabled at (0): [<00000000>] 0x0
 4119 15:24:46.812371  [  123.331506] ---[ end trace a80c4e28b0995e0d ]---
 4120 15:24:46.816140  [  123.336137] lkdtm: Negative detected: saturated
 4121 15:24:46.949168  # [  123.016758] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4122 15:24:46.955580  # [  123.023675] lkdtm: attempting bad refcount_dec_and_test() below zero
 4123 15:24:46.960304  # [  123.030143] ------------[ cut here ]------------
 4124 15:24:46.970166  # [  123.034799] WARNING: CPU: 0 PID: 2895 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4125 15:24:46.975664  # [  123.043436] refcount_t: underflow; use-after-free.
 4126 15:24:47.005539  # [  123.048285] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4127 15:24:47.012299  # [  123.077523] CPU: 0 PID: 2895 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4128 15:24:47.017225  # [  123.085273] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4129 15:24:47.019348  # [  123.091805] Backtrace: 
 4130 15:24:47.028128  # [  123.094279] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4131 15:24:47.034604  # [  123.101857]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4132 15:24:47.041643  # [  123.107527] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4133 15:24:47.049196  # [  123.114850] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4134 15:24:47.058542  # [  123.121820]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 4135 15:24:47.063436  # [  123.129575] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4136 15:24:47.069453  # [  123.137063]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c5e86000
 4137 15:24:47.082275  # [  123.142737] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 4138 15:24:47.089044  # [  123.151791]  r9:c1accc10 r8:c15e8784 r7:c5e87f60 r6:0000001f r5:00000000 r4:c5e86000
 4139 15:24:47.098717  # [  123.159549] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4140 15:24:47.109238  # [  123.170002] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a414>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 4141 15:24:47.120078  # [  123.181669] [<c135a3c4>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4142 15:24:47.122120  # [  123.191589]  r5:c5e7a000 r4:00000031
 4143 15:24:47.131217  # [  123.195175] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4144 15:24:47.139432  # [  123.203192] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4145 15:24:47.147719  # [  123.211117]  r9:c5e87f60 r8:c52ec3c0 r7:0000001f r6:b6e16000 r5:c5b73900 r4:c0c2f960
 4146 15:24:47.157464  # [  123.218874] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4147 15:24:47.164026  # [  123.226712]  r9:c07f639c r8:c5e87f60 r7:c2816000 r6:b6e16000 r5:c5b73900 r4:00000000
 4148 15:24:47.170233  # [  123.234464] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4149 15:24:47.179528  # [  123.241607]  r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c5e86000 r5:c5b73900
 4150 15:24:47.184833  # [  123.249439]  r4:c5b73900
 4151 15:24:47.189689  # [  123.251982] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4152 15:24:47.197708  # [  123.259124]  r9:c5e86000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000001f r4:0000001f
 4153 15:24:47.205258  # [  123.266878] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4154 15:24:47.208503  # [  123.274452] Exception stack(0xc5e87fa8 to 0xc5e87ff0)
 4155 15:24:47.217567  # [  123.279513] 7fa0:                   0000001f 0000001f 00000001 b6e16000 0000001f 00000000
 4156 15:24:47.228371  # [  123.287699] 7fc0: 0000001f 0000001f b6f5de00 00000004 00000001 00000000 00020000 bebefa54
 4157 15:24:47.230500  # [  123.295883] 7fe0: 00000004 bebef788 b6ec84cf b6e4e7e6
 4158 15:24:47.234989  # [  123.301012] irq event stamp: 0
 4159 15:24:47.239336  # [  123.304084] hardirqs last  enabled at (0): [<00000000>] 0x0
 4160 15:24:47.240187  
 4161 15:24:47.248035  # [  123.309701] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4162 15:24:47.255675  # [  123.317235] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4163 15:24:47.260740  # [  123.325878] softirqs last disabled at (0): [<00000000>] 0x0
 4164 15:24:47.264922  # [  123.331506] ---[ end trace a80c4e28b0995e0d ]---
 4165 15:24:47.271603  # [  123.336137] lkdtm: Negative detected: saturated
 4166 15:24:47.277435  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4167 15:24:47.283194  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4168 15:24:47.285918  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4169 15:24:47.307366  [  123.823455] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4170 15:24:47.312416  [  123.830355] lkdtm: attempting bad refcount_sub_and_test() below zero
 4171 15:24:47.319694  [  123.836725] ------------[ cut here ]------------
 4172 15:24:47.324848  [  123.841439] WARNING: CPU: 2 PID: 2930 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4173 15:24:47.329755  [  123.850040] refcount_t: underflow; use-after-free.
 4174 15:24:47.330716  
 4175 15:24:47.360697  [  123.854847] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4176 15:24:47.367995  [  123.884085] CPU: 2 PID: 2930 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4177 15:24:47.374449  [  123.891839] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4178 15:24:47.379486  [  123.898374] Backtrace: 
 4179 15:24:47.383876  [  123.900855] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4180 15:24:47.390919  [  123.908441]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4181 15:24:47.398511  [  123.914116] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4182 15:24:47.404874  [  123.921442] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4183 15:24:47.411950  [  123.928418]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 4184 15:24:47.421172  [  123.936177] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4185 15:24:47.427295  [  123.943669]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c5f6c000
 4186 15:24:47.435655  [  123.949347] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 4187 15:24:47.443415  [  123.958402]  r9:c1accc30 r8:c15e8784 r7:c5f6df60 r6:0000001f r5:c6ae7000 r4:c5f6c000
 4188 15:24:47.451719  [  123.966164] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4189 15:24:47.463979  [  123.976620] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a4a0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4190 15:24:47.473397  [  123.988292] [<c135a450>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4191 15:24:47.474310  
 4192 15:24:47.478592  [  123.998213]  r4:00000032
 4193 15:24:47.485665  [  124.000762] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4194 15:24:47.492760  [  124.008785] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4195 15:24:47.499538  [  124.016714]  r9:c5f6df60 r8:c52ec3c0 r7:0000001f r6:b6e49000 r5:c6b03180 r4:c0c2f960
 4196 15:24:47.508364  [  124.024476] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4197 15:24:47.516923  [  124.032318]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e49000 r5:c6b03180 r4:00000000
 4198 15:24:47.523022  [  124.040074] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4199 15:24:47.536674  [  124.047222]  r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5f6c000 r5:c6b03180
 4200 15:24:47.537636  [  124.055059]  r4:c6b03180
 4201 15:24:47.539674  [  124.057605] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4202 15:24:47.548873  [  124.064752]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:0000001f r4:0000001f
 4203 15:24:47.557929  [  124.072510] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4204 15:24:47.562715  [  124.080088] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4205 15:24:47.569390  [  124.085154] dfa0:                   0000001f 0000001f 00000001 b6e49000 0000001f 00000000
 4206 15:24:47.578069  [  124.093344] dfc0: 0000001f 0000001f b6f90e00 00000004 00000001 00000000 00020000 be97ca54
 4207 15:24:47.581731  [  124.101531] dfe0: 00000004 be97c788 b6efb4cf b6e817e6
 4208 15:24:47.584729  [  124.106682] irq event stamp: 0
 4209 15:24:47.590468  [  124.109796] hardirqs last  enabled at (0): [<00000000>] 0x0
 4210 15:24:47.597878  [  124.115399] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4211 15:24:47.605487  [  124.122949] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4212 15:24:47.610866  [  124.130552] softirqs last disabled at (0): [<00000000>] 0x0
 4213 15:24:47.615817  [  124.136175] ---[ end trace a80c4e28b0995e0e ]---
 4214 15:24:47.620627  [  124.140880] lkdtm: Negative detected: saturated
 4215 15:24:47.739172  # [  123.823455] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4216 15:24:47.745922  # [  123.830355] lkdtm: attempting bad refcount_sub_and_test() below zero
 4217 15:24:47.751879  # [  123.836725] ------------[ cut here ]------------
 4218 15:24:47.761859  # [  123.841439] WARNING: CPU: 2 PID: 2930 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4219 15:24:47.764577  # [  123.850040] refcount_t: underflow; use-after-free.
 4220 15:24:47.793694  # [  123.854847] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4221 15:24:47.801524  # [  123.884085] CPU: 2 PID: 2930 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4222 15:24:47.807664  # [  123.891839] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4223 15:24:47.810539  # [  123.898374] Backtrace: 
 4224 15:24:47.818951  # [  123.900855] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4225 15:24:47.826539  # [  123.908441]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4226 15:24:47.830986  # [  123.914116] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4227 15:24:47.840018  # [  123.921442] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4228 15:24:47.846716  # [  123.928418]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 4229 15:24:47.854865  # [  123.936177] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4230 15:24:47.860841  # [  123.943669]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c5f6c000
 4231 15:24:47.871962  # [  123.949347] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 4232 15:24:47.878315  # [  123.958402]  r9:c1accc30 r8:c15e8784 r7:c5f6df60 r6:0000001f r5:c6ae7000 r4:c5f6c000
 4233 15:24:47.887634  # [  123.966164] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4234 15:24:47.899621  # [  123.976620] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a4a0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4235 15:24:47.901868  
 4236 15:24:47.909444  # [  123.988292] [<c135a450>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4237 15:24:47.911589  # [  123.998213]  r4:00000032
 4238 15:24:47.920962  # [  124.000762] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4239 15:24:47.927989  # [  124.008785] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4240 15:24:47.936594  # [  124.016714]  r9:c5f6df60 r8:c52ec3c0 r7:0000001f r6:b6e49000 r5:c6b03180 r4:c0c2f960
 4241 15:24:47.944639  # [  124.024476] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4242 15:24:47.953340  # [  124.032318]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e49000 r5:c6b03180 r4:00000000
 4243 15:24:47.959482  # [  124.040074] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4244 15:24:47.969169  # [  124.047222]  r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5f6c000 r5:c6b03180
 4245 15:24:47.970496  # [  124.055059]  r4:c6b03180
 4246 15:24:47.978959  # [  124.057605] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4247 15:24:47.984323  # [  124.064752]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:0000001f r4:0000001f
 4248 15:24:47.986538  
 4249 15:24:47.995655  # [  124.072510] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4250 15:24:47.997703  # [  124.080088] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4251 15:24:47.999670  
 4252 15:24:48.008109  # [  124.085154] dfa0:                   0000001f 0000001f 00000001 b6e49000 0000001f 00000000
 4253 15:24:48.016437  # [  124.093344] dfc0: 0000001f 0000001f b6f90e00 00000004 00000001 00000000 00020000 be97ca54
 4254 15:24:48.021586  # [  124.101531] dfe0: 00000004 be97c788 b6efb4cf b6e817e6
 4255 15:24:48.024900  # [  124.106682] irq event stamp: 0
 4256 15:24:48.030347  # [  124.109796] hardirqs last  enabled at (0): [<00000000>] 0x0
 4257 15:24:48.036456  # [  124.115399] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4258 15:24:48.046022  # [  124.122949] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4259 15:24:48.049490  # [  124.130552] softirqs last disabled at (0): [<00000000>] 0x0
 4260 15:24:48.055110  # [  124.136175] ---[ end trace a80c4e28b0995e0e ]---
 4261 15:24:48.059488  # [  124.140880] lkdtm: Negative detected: saturated
 4262 15:24:48.065437  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4263 15:24:48.071629  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4264 15:24:48.074351  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4265 15:24:48.090959  [  124.609030] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4266 15:24:48.096814  [  124.614715] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4267 15:24:48.101808  [  124.621138] lkdtm: Good: zero detected
 4268 15:24:48.105536  [  124.624903] lkdtm: Correctly stayed at zero
 4269 15:24:48.110593  [  124.629192] lkdtm: attempting bad refcount_inc() from zero
 4270 15:24:48.115817  [  124.634716] ------------[ cut here ]------------
 4271 15:24:48.122885  [  124.639407] WARNING: CPU: 0 PID: 2962 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4272 15:24:48.130790  [  124.648052] refcount_t: addition on 0; use-after-free.
 4273 15:24:48.157739  [  124.653201] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4274 15:24:48.164957  [  124.682354] CPU: 0 PID: 2962 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4275 15:24:48.172341  [  124.690103] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4276 15:24:48.174209  [  124.696635] Backtrace: 
 4277 15:24:48.182676  [  124.699106] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4278 15:24:48.187885  [  124.706686]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4279 15:24:48.195640  [  124.712355] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4280 15:24:48.202095  [  124.719677] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4281 15:24:48.209905  [  124.726648]  r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a20bf8
 4282 15:24:48.217495  [  124.734403] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4283 15:24:48.224900  [  124.741891]  r7:00000019 r6:c1a20bf8 r5:c1a20c08 r4:c6c3c000
 4284 15:24:48.231993  [  124.747564] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e968>] (refcount_warn_saturate+0x108/0x174)
 4285 15:24:48.239557  [  124.756616]  r9:c1accc50 r8:c15e8784 r7:c6c3df60 r6:00000012 r5:00000000 r4:c6c3c000
 4286 15:24:48.249706  [  124.764372] [<c086e860>] (refcount_warn_saturate) from [<c0c30614>] (__refcount_add.constprop.0+0x54/0x58)
 4287 15:24:48.259442  [  124.774041] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a584>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4288 15:24:48.267996  [  124.783797] [<c135a4dc>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4289 15:24:48.271584  [  124.792588]  r5:c5e7a000 r4:00000033
 4290 15:24:48.279426  [  124.796173] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4291 15:24:48.287168  [  124.804190] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4292 15:24:48.296600  [  124.812115]  r9:c6c3df60 r8:c52ec3c0 r7:00000012 r6:b6ea6000 r5:c5b73a40 r4:c0c2f960
 4293 15:24:48.302600  [  124.819871] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4294 15:24:48.310927  [  124.827708]  r9:c07f639c r8:c6c3df60 r7:c2816000 r6:b6ea6000 r5:c5b73a40 r4:00000000
 4295 15:24:48.318567  [  124.835461] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4296 15:24:48.327167  [  124.842603]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c6c3c000 r5:c5b73a40
 4297 15:24:48.330862  [  124.850436]  r4:c5b73a40
 4298 15:24:48.335329  [  124.852979] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4299 15:24:48.342890  [  124.860122]  r9:c6c3c000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000012 r4:00000012
 4300 15:24:48.350665  [  124.867877] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4301 15:24:48.357889  [  124.875451] Exception stack(0xc6c3dfa8 to 0xc6c3dff0)
 4302 15:24:48.363878  [  124.880511] dfa0:                   00000012 00000012 00000001 b6ea6000 00000012 00000000
 4303 15:24:48.373000  [  124.888698] dfc0: 00000012 00000012 b6fede00 00000004 00000001 00000000 00020000 bed91a54
 4304 15:24:48.378089  [  124.896879] dfe0: 00000004 bed91788 b6f584cf b6ede7e6
 4305 15:24:48.378985  
 4306 15:24:48.380801  [  124.901989] irq event stamp: 0
 4307 15:24:48.385665  [  124.905061] hardirqs last  enabled at (0): [<00000000>] 0x0
 4308 15:24:48.393350  [  124.910678] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4309 15:24:48.402329  [  124.918822] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4310 15:24:48.406956  [  124.926361] softirqs last disabled at (0): [<00000000>] 0x0
 4311 15:24:48.412588  [  124.931973] ---[ end trace a80c4e28b0995e0f ]---
 4312 15:24:48.415708  [  124.936602] lkdtm: Zero detected: saturated
 4313 15:24:48.416452  
 4314 15:24:48.550907  # [  124.609030] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4315 15:24:48.558731  # [  124.614715] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4316 15:24:48.562827  # [  124.621138] lkdtm: Good: zero detected
 4317 15:24:48.569764  # [  124.624903] lkdtm: Correctly stayed at zero
 4318 15:24:48.570698  # [  124.629192] lkdtm: attempting bad refcount_inc() from zero
 4319 15:24:48.573269  
 4320 15:24:48.577824  # [  124.634716] ------------[ cut here ]------------
 4321 15:24:48.585266  # [  124.639407] WARNING: CPU: 0 PID: 2962 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4322 15:24:48.591300  # [  124.648052] refcount_t: addition on 0; use-after-free.
 4323 15:24:48.622127  # [  124.653201] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4324 15:24:48.627997  # [  124.682354] CPU: 0 PID: 2962 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4325 15:24:48.635430  # [  124.690103] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4326 15:24:48.638827  # [  124.696635] Backtrace: 
 4327 15:24:48.645530  # [  124.699106] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4328 15:24:48.650070  # [  124.706686]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4329 15:24:48.658173  # [  124.712355] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4330 15:24:48.665175  # [  124.719677] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4331 15:24:48.673315  # [  124.726648]  r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a20bf8
 4332 15:24:48.679566  # [  124.734403] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4333 15:24:48.686830  # [  124.741891]  r7:00000019 r6:c1a20bf8 r5:c1a20c08 r4:c6c3c000
 4334 15:24:48.695962  # [  124.747564] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e968>] (refcount_warn_saturate+0x108/0x174)
 4335 15:24:48.703574  # [  124.756616]  r9:c1accc50 r8:c15e8784 r7:c6c3df60 r6:00000012 r5:00000000 r4:c6c3c000
 4336 15:24:48.712658  # [  124.764372] [<c086e860>] (refcount_warn_saturate) from [<c0c30614>] (__refcount_add.constprop.0+0x54/0x58)
 4337 15:24:48.722990  # [  124.774041] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a584>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4338 15:24:48.733878  # [  124.783797] [<c135a4dc>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4339 15:24:48.735541  # [  124.792588]  r5:c5e7a000 r4:00000033
 4340 15:24:48.744892  # [  124.796173] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4341 15:24:48.752438  # [  124.804190] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4342 15:24:48.761449  # [  124.812115]  r9:c6c3df60 r8:c52ec3c0 r7:00000012 r6:b6ea6000 r5:c5b73a40 r4:c0c2f960
 4343 15:24:48.768900  # [  124.819871] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4344 15:24:48.775059  # [  124.827708]  r9:c07f639c r8:c6c3df60 r7:c2816000 r6:b6ea6000 r5:c5b73a40 r4:00000000
 4345 15:24:48.784663  # [  124.835461] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4346 15:24:48.790711  # [  124.842603]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea6000 r6:c6c3c000 r5:c5b73a40
 4347 15:24:48.795230  # [  124.850436]  r4:c5b73a40
 4348 15:24:48.802433  # [  124.852979] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4349 15:24:48.811295  # [  124.860122]  r9:c6c3c000 r8:c03002e4 r7:00000004 r6:b6fede00 r5:00000012 r4:00000012
 4350 15:24:48.815987  # [  124.867877] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4351 15:24:48.821927  # [  124.875451] Exception stack(0xc6c3dfa8 to 0xc6c3dff0)
 4352 15:24:48.830660  # [  124.880511] dfa0:                   00000012 00000012 00000001 b6ea6000 00000012 00000000
 4353 15:24:48.837807  # [  124.888698] dfc0: 00000012 00000012 b6fede00 00000004 00000001 00000000 00020000 bed91a54
 4354 15:24:48.846081  # [  124.896879] dfe0: 00000004 bed91788 b6f584cf b6ede7e6
 4355 15:24:48.848580  # [  124.901989] irq event stamp: 0
 4356 15:24:48.852733  # [  124.905061] hardirqs last  enabled at (0): [<00000000>] 0x0
 4357 15:24:48.859645  # [  124.910678] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4358 15:24:48.866965  # [  124.918822] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4359 15:24:48.875287  # [  124.926361] softirqs last disabled at (0): [<00000000>] 0x0
 4360 15:24:48.878925  # [  124.931973] ---[ end trace a80c4e28b0995e0f ]---
 4361 15:24:48.883655  # [  124.936602] lkdtm: Zero detected: saturated
 4362 15:24:48.886590  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]
 4363 15:24:48.892996  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1
 4364 15:24:48.895368  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4365 15:24:48.991350  [  125.509447] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4366 15:24:48.996820  [  125.515134] lkdtm: attempting safe refcount_add_not_zero() from zero
 4367 15:24:49.001905  [  125.521548] lkdtm: Good: zero detected
 4368 15:24:49.005755  [  125.525312] lkdtm: Correctly stayed at zero
 4369 15:24:49.011637  [  125.529564] lkdtm: attempting bad refcount_add() from zero
 4370 15:24:49.014842  [  125.535065] ------------[ cut here ]------------
 4371 15:24:49.025644  [  125.539770] WARNING: CPU: 0 PID: 2996 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4372 15:24:49.028399  [  125.548436] refcount_t: addition on 0; use-after-free.
 4373 15:24:49.057691  [  125.553589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4374 15:24:49.066019  [  125.582824] CPU: 0 PID: 2996 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4375 15:24:49.071924  [  125.590578] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4376 15:24:49.074292  
 4377 15:24:49.074558  [  125.597111] Backtrace: 
 4378 15:24:49.084597  [  125.599593] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4379 15:24:49.087564  [  125.607175]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4380 15:24:49.100683  [  125.612850] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4381 15:24:49.106641  [  125.620178] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4382 15:24:49.111483  [  125.627153]  r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a20bf8
 4383 15:24:49.117771  [  125.634912] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4384 15:24:49.126794  [  125.642406]  r7:00000019 r6:c1a20bf8 r5:c1a20c08 r4:c4772000
 4385 15:24:49.135223  [  125.648082] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e968>] (refcount_warn_saturate+0x108/0x174)
 4386 15:24:49.143720  [  125.657140]  r9:c1accc64 r8:c15e8784 r7:c4773f60 r6:00000012 r5:00000000 r4:c4772000
 4387 15:24:49.150369  [  125.664901] [<c086e860>] (refcount_warn_saturate) from [<c0c30614>] (__refcount_add.constprop.0+0x54/0x58)
 4388 15:24:49.159930  [  125.674575] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a650>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4389 15:24:49.169375  [  125.684336] [<c135a5a8>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4390 15:24:49.169893  
 4391 15:24:49.172407  [  125.693129]  r5:c5853000 r4:00000034
 4392 15:24:49.180321  [  125.696720] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4393 15:24:49.187357  [  125.704741] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4394 15:24:49.195483  [  125.712671]  r9:c4773f60 r8:c52ec3c0 r7:00000012 r6:b6e68000 r5:c5b72dc0 r4:c0c2f960
 4395 15:24:49.203737  [  125.720433] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4396 15:24:49.211773  [  125.728275]  r9:c07f639c r8:c4773f60 r7:c2816000 r6:b6e68000 r5:c5b72dc0 r4:00000000
 4397 15:24:49.217741  [  125.736032] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4398 15:24:49.225687  [  125.743178]  r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c4772000 r5:c5b72dc0
 4399 15:24:49.228314  
 4400 15:24:49.228589  [  125.751013]  r4:c5b72dc0
 4401 15:24:49.235949  [  125.753560] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4402 15:24:49.246164  [  125.760707]  r9:c4772000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012
 4403 15:24:49.252482  [  125.768465] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4404 15:24:49.256153  [  125.776043] Exception stack(0xc4773fa8 to 0xc4773ff0)
 4405 15:24:49.266353  [  125.781110] 3fa0:                   00000012 00000012 00000001 b6e68000 00000012 00000000
 4406 15:24:49.273672  [  125.789300] 3fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 be9f0a54
 4407 15:24:49.277723  [  125.797486] 3fe0: 00000004 be9f0788 b6f1a4cf b6ea07e6
 4408 15:24:49.280735  [  125.802588] irq event stamp: 0
 4409 15:24:49.288121  [  125.805674] hardirqs last  enabled at (0): [<00000000>] 0x0
 4410 15:24:49.293741  [  125.811301] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4411 15:24:49.303487  [  125.818848] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4412 15:24:49.306666  [  125.826354] softirqs last disabled at (0): [<00000000>] 0x0
 4413 15:24:49.311333  [  125.831984] ---[ end trace a80c4e28b0995e10 ]---
 4414 15:24:49.315967  [  125.836620] lkdtm: Zero detected: saturated
 4415 15:24:49.459072  # [  125.509447] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4416 15:24:49.464617  # [  125.515134] lkdtm: attempting safe refcount_add_not_zero() from zero
 4417 15:24:49.470744  # [  125.521548] lkdtm: Good: zero detected
 4418 15:24:49.473715  # [  125.525312] lkdtm: Correctly stayed at zero
 4419 15:24:49.481235  # [  125.529564] lkdtm: attempting bad refcount_add() from zero
 4420 15:24:49.484196  # [  125.535065] ------------[ cut here ]------------
 4421 15:24:49.492429  # [  125.539770] WARNING: CPU: 0 PID: 2996 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4422 15:24:49.497276  # [  125.548436] refcount_t: addition on 0; use-after-free.
 4423 15:24:49.525502  # [  125.553589] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4424 15:24:49.533886  # [  125.582824] CPU: 0 PID: 2996 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4425 15:24:49.544631  # [  125.590578] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4426 15:24:49.545089  # [  125.597111] Backtrace: 
 4427 15:24:49.551055  # [  125.599593] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4428 15:24:49.556610  # [  125.607175]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4429 15:24:49.566054  # [  125.612850] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4430 15:24:49.570746  # [  125.620178] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4431 15:24:49.579961  # [  125.627153]  r9:00000009 r8:c086e968 r7:00000019 r6:00000009 r5:c086e968 r4:c1a20bf8
 4432 15:24:49.588415  # [  125.634912] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4433 15:24:49.593690  # [  125.642406]  r7:00000019 r6:c1a20bf8 r5:c1a20c08 r4:c4772000
 4434 15:24:49.603177  # [  125.648082] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e968>] (refcount_warn_saturate+0x108/0x174)
 4435 15:24:49.610211  # [  125.657140]  r9:c1accc64 r8:c15e8784 r7:c4773f60 r6:00000012 r5:00000000 r4:c4772000
 4436 15:24:49.620666  # [  125.664901] [<c086e860>] (refcount_warn_saturate) from [<c0c30614>] (__refcount_add.constprop.0+0x54/0x58)
 4437 15:24:49.630359  # [  125.674575] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a650>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4438 15:24:49.641365  # [  125.684336] [<c135a5a8>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4439 15:24:49.642070  # [  125.693129]  r5:c5853000 r4:00000034
 4440 15:24:49.644981  
 4441 15:24:49.651348  # [  125.696720] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4442 15:24:49.659618  # [  125.704741] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4443 15:24:49.666273  # [  125.712671]  r9:c4773f60 r8:c52ec3c0 r7:00000012 r6:b6e68000 r5:c5b72dc0 r4:c0c2f960
 4444 15:24:49.675755  # [  125.720433] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4445 15:24:49.685052  # [  125.728275]  r9:c07f639c r8:c4773f60 r7:c2816000 r6:b6e68000 r5:c5b72dc0 r4:00000000
 4446 15:24:49.690619  # [  125.736032] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4447 15:24:49.698614  # [  125.743178]  r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c4772000 r5:c5b72dc0
 4448 15:24:49.700910  
 4449 15:24:49.701292  # [  125.751013]  r4:c5b72dc0
 4450 15:24:49.707889  # [  125.753560] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4451 15:24:49.716352  # [  125.760707]  r9:c4772000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000012 r4:00000012
 4452 15:24:49.725348  # [  125.768465] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4453 15:24:49.733595  # [  125.776043] Exception stack(0xc4773fa8 to 0xc4773ff0)
 4454 15:24:49.738512  # [  125.781110] 3fa0:                   00000012 00000012 00000001 b6e68000 00000012 00000000
 4455 15:24:49.745287  # [  125.789300] 3fc0: 00000012 00000012 b6fafe00 00000004 00000001 00000000 00020000 be9f0a54
 4456 15:24:49.751640  # [  125.797486] 3fe0: 00000004 be9f0788 b6f1a4cf b6ea07e6
 4457 15:24:49.756585  # [  125.802588] irq event stamp: 0
 4458 15:24:49.759017  # [  125.805674] hardirqs last  enabled at (0): [<00000000>] 0x0
 4459 15:24:49.767914  # [  125.811301] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4460 15:24:49.774321  # [  125.818848] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4461 15:24:49.780363  # [  125.826354] softirqs last disabled at (0): [<00000000>] 0x0
 4462 15:24:49.784660  # [  125.831984] ---[ end trace a80c4e28b0995e10 ]---
 4463 15:24:49.789364  # [  125.836620] lkdtm: Zero detected: saturated
 4464 15:24:49.794273  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]
 4465 15:24:49.799718  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1
 4466 15:24:49.802508  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4467 15:24:49.841420  [  126.358439] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4468 15:24:49.847432  [  126.364582] lkdtm: attempting bad refcount_inc() from saturated
 4469 15:24:49.850214  [  126.370595] ------------[ cut here ]------------
 4470 15:24:49.858805  [  126.375244] WARNING: CPU: 0 PID: 3033 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4471 15:24:49.863456  [  126.383722] refcount_t: saturated; leaking memory.
 4472 15:24:49.892835  [  126.388558] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4473 15:24:49.901531  [  126.417804] CPU: 0 PID: 3033 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4474 15:24:49.906923  [  126.425554] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4475 15:24:49.910734  [  126.432087] Backtrace: 
 4476 15:24:49.916983  [  126.434558] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4477 15:24:49.919277  
 4478 15:24:49.922510  [  126.442138]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4479 15:24:49.932428  [  126.447808] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4480 15:24:49.941147  [  126.455131] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4481 15:24:49.945532  [  126.462101]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 4482 15:24:49.952835  [  126.469855] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4483 15:24:49.957875  [  126.477346]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c47ee000
 4484 15:24:49.968684  [  126.483020] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 4485 15:24:49.974650  [  126.491986]  r9:c1accc78 r8:c15e8784 r7:c47eff60 r6:00000017 r5:c5c56000 r4:c47ee000
 4486 15:24:49.986389  [  126.499742] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 4487 15:24:49.997290  [  126.509412] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a6c0>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4488 15:24:50.005473  [  126.519602] [<c135a674>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4489 15:24:50.010226  [  126.528825]  r4:00000035
 4490 15:24:50.015684  [  126.531370] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4491 15:24:50.023375  [  126.539385] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4492 15:24:50.033423  [  126.547310]  r9:c47eff60 r8:c52ec3c0 r7:00000017 r6:b6e5e000 r5:c6b02f00 r4:c0c2f960
 4493 15:24:50.039515  [  126.555067] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4494 15:24:50.048586  [  126.562905]  r9:c07f639c r8:c47eff60 r7:c2816000 r6:b6e5e000 r5:c6b02f00 r4:00000000
 4495 15:24:50.055625  [  126.570657] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4496 15:24:50.062300  [  126.577803]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c47ee000 r5:c6b02f00
 4497 15:24:50.064892  [  126.585636]  r4:c6b02f00
 4498 15:24:50.071646  [  126.588178] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4499 15:24:50.078037  [  126.595320]  r9:c47ee000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000017 r4:00000017
 4500 15:24:50.088461  [  126.603074] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4501 15:24:50.092633  [  126.610648] Exception stack(0xc47effa8 to 0xc47efff0)
 4502 15:24:50.103058  [  126.615710] ffa0:                   00000017 00000017 00000001 b6e5e000 00000017 00000000
 4503 15:24:50.108600  [  126.623897] ffc0: 00000017 00000017 b6fa5e00 00000004 00000001 00000000 00020000 be80aa54
 4504 15:24:50.114611  [  126.632078] ffe0: 00000004 be80a788 b6f104cf b6e967e6
 4505 15:24:50.117716  [  126.637189] irq event stamp: 0
 4506 15:24:50.120635  [  126.640261] hardirqs last  enabled at (0): [<00000000>] 0x0
 4507 15:24:50.122877  
 4508 15:24:50.130310  [  126.645849] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4509 15:24:50.135727  [  126.653384] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4510 15:24:50.142087  [  126.661636] softirqs last disabled at (0): [<00000000>] 0x0
 4511 15:24:50.150057  [  126.667282] ---[ end trace a80c4e28b0995e11 ]---
 4512 15:24:50.152868  [  126.671913] lkdtm: Saturation detected: still saturated
 4513 15:24:50.298669  # [  126.358439] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4514 15:24:50.306180  # [  126.364582] lkdtm: attempting bad refcount_inc() from saturated
 4515 15:24:50.310971  # [  126.370595] ------------[ cut here ]------------
 4516 15:24:50.319491  # [  126.375244] WARNING: CPU: 0 PID: 3033 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4517 15:24:50.322697  # [  126.383722] refcount_t: saturated; leaking memory.
 4518 15:24:50.352043  # [  126.388558] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4519 15:24:50.359431  # [  126.417804] CPU: 0 PID: 3033 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4520 15:24:50.368454  # [  126.425554] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4521 15:24:50.371682  # [  126.432087] Backtrace: 
 4522 15:24:50.376731  # [  126.434558] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4523 15:24:50.383642  # [  126.442138]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4524 15:24:50.392055  # [  126.447808] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4525 15:24:50.399415  # [  126.455131] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4526 15:24:50.406002  # [  126.462101]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 4527 15:24:50.413513  # [  126.469855] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4528 15:24:50.418650  # [  126.477346]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c47ee000
 4529 15:24:50.429575  # [  126.483020] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 4530 15:24:50.437522  # [  126.491986]  r9:c1accc78 r8:c15e8784 r7:c47eff60 r6:00000017 r5:c5c56000 r4:c47ee000
 4531 15:24:50.446455  # [  126.499742] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 4532 15:24:50.458130  # [  126.509412] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a6c0>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4533 15:24:50.466640  # [  126.519602] [<c135a674>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4534 15:24:50.471417  # [  126.528825]  r4:00000035
 4535 15:24:50.475833  # [  126.531370] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4536 15:24:50.484464  # [  126.539385] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4537 15:24:50.492820  # [  126.547310]  r9:c47eff60 r8:c52ec3c0 r7:00000017 r6:b6e5e000 r5:c6b02f00 r4:c0c2f960
 4538 15:24:50.502536  # [  126.555067] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4539 15:24:50.510478  # [  126.562905]  r9:c07f639c r8:c47eff60 r7:c2816000 r6:b6e5e000 r5:c6b02f00 r4:00000000
 4540 15:24:50.517978  # [  126.570657] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4541 15:24:50.522848  # [  126.577803]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5e000 r6:c47ee000 r5:c6b02f00
 4542 15:24:50.526042  # [  126.585636]  r4:c6b02f00
 4543 15:24:50.534474  # [  126.588178] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4544 15:24:50.542697  # [  126.595320]  r9:c47ee000 r8:c03002e4 r7:00000004 r6:b6fa5e00 r5:00000017 r4:00000017
 4545 15:24:50.550648  # [  126.603074] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4546 15:24:50.553658  # [  126.610648] Exception stack(0xc47effa8 to 0xc47efff0)
 4547 15:24:50.562430  # [  126.615710] ffa0:                   00000017 00000017 00000001 b6e5e000 00000017 00000000
 4548 15:24:50.572372  # [  126.623897] ffc0: 00000017 00000017 b6fa5e00 00000004 00000001 00000000 00020000 be80aa54
 4549 15:24:50.576862  # [  126.632078] ffe0: 00000004 be80a788 b6f104cf b6e967e6
 4550 15:24:50.579466  # [  126.637189] irq event stamp: 0
 4551 15:24:50.587574  # [  126.640261] hardirqs last  enabled at (0): [<00000000>] 0x0
 4552 15:24:50.595130  # [  126.645849] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4553 15:24:50.600108  # [  126.653384] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4554 15:24:50.607235  # [  126.661636] softirqs last disabled at (0): [<00000000>] 0x0
 4555 15:24:50.611802  # [  126.667282] ---[ end trace a80c4e28b0995e11 ]---
 4556 15:24:50.615753  # [  126.671913] lkdtm: Saturation detected: still saturated
 4557 15:24:50.622981  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4558 15:24:50.628127  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4559 15:24:50.630982  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4560 15:24:50.671807  [  127.190822] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4561 15:24:50.677704  [  127.197085] lkdtm: attempting bad refcount_dec() from saturated
 4562 15:24:50.678778  
 4563 15:24:50.682961  [  127.203043] ------------[ cut here ]------------
 4564 15:24:50.691463  [  127.207732] WARNING: CPU: 1 PID: 3068 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4565 15:24:50.697753  [  127.216181] refcount_t: decrement hit 0; leaking memory.
 4566 15:24:50.726644  [  127.221551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4567 15:24:50.734624  [  127.250705] CPU: 1 PID: 3068 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4568 15:24:50.740505  [  127.258455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4569 15:24:50.742212  [  127.264987] Backtrace: 
 4570 15:24:50.752352  [  127.267460] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4571 15:24:50.756026  [  127.275039]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4572 15:24:50.763844  [  127.280710] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4573 15:24:50.771085  [  127.288033] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4574 15:24:50.778134  [  127.295002]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 4575 15:24:50.786145  [  127.302757] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4576 15:24:50.790859  [  127.310246]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c5e24000
 4577 15:24:50.793608  
 4578 15:24:50.800848  [  127.315918] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 4579 15:24:50.808808  [  127.324884]  r9:c1accc90 r8:c15e8784 r7:c5e25f60 r6:00000017 r5:c6aef000 r4:c5e24000
 4580 15:24:50.820720  [  127.332642] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 4581 15:24:50.828870  [  127.342307] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a72c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4582 15:24:50.838033  [  127.352499] [<c135a6e4>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4583 15:24:50.841770  [  127.361723]  r4:00000036
 4584 15:24:50.849905  [  127.364266] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4585 15:24:50.855889  [  127.372283] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4586 15:24:50.864387  [  127.380207]  r9:c5e25f60 r8:c52ec3c0 r7:00000017 r6:b6e0c000 r5:c2fc8500 r4:c0c2f960
 4587 15:24:50.871138  [  127.387963] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4588 15:24:50.878940  [  127.395801]  r9:c07f639c r8:c5e25f60 r7:c2816000 r6:b6e0c000 r5:c2fc8500 r4:00000000
 4589 15:24:50.886884  [  127.403552] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4590 15:24:50.893986  [  127.410697]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c5e24000 r5:c2fc8500
 4591 15:24:50.895748  [  127.418530]  r4:c2fc8500
 4592 15:24:50.903769  [  127.421073] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4593 15:24:50.910649  [  127.428218]  r9:c5e24000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017
 4594 15:24:50.918894  [  127.435972] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4595 15:24:50.925520  [  127.443546] Exception stack(0xc5e25fa8 to 0xc5e25ff0)
 4596 15:24:50.931743  [  127.448607] 5fa0:                   00000017 00000017 00000001 b6e0c000 00000017 00000000
 4597 15:24:50.939638  [  127.456793] 5fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bec52a54
 4598 15:24:50.943230  
 4599 15:24:50.947883  [  127.464976] 5fe0: 00000004 bec52788 b6ebe4cf b6e447e6
 4600 15:24:50.948651  [  127.470092] irq event stamp: 0
 4601 15:24:50.954957  [  127.473163] hardirqs last  enabled at (0): [<00000000>] 0x0
 4602 15:24:50.961161  [  127.478778] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4603 15:24:50.969091  [  127.486280] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4604 15:24:50.976283  [  127.493829] softirqs last disabled at (0): [<00000000>] 0x0
 4605 15:24:50.979197  [  127.499450] ---[ end trace a80c4e28b0995e12 ]---
 4606 15:24:50.984820  [  127.504085] lkdtm: Saturation detected: still saturated
 4607 15:24:51.105116  # [  127.190822] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4608 15:24:51.111106  # [  127.197085] lkdtm: attempting bad refcount_dec() from saturated
 4609 15:24:51.116072  # [  127.203043] ------------[ cut here ]------------
 4610 15:24:51.125013  # [  127.207732] WARNING: CPU: 1 PID: 3068 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4611 15:24:51.129831  # [  127.216181] refcount_t: decrement hit 0; leaking memory.
 4612 15:24:51.159511  # [  127.221551] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4613 15:24:51.165966  # [  127.250705] CPU: 1 PID: 3068 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4614 15:24:51.174824  # [  127.258455] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4615 15:24:51.176930  # [  127.264987] Backtrace: 
 4616 15:24:51.182846  # [  127.267460] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4617 15:24:51.189261  # [  127.275039]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4618 15:24:51.197471  # [  127.280710] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4619 15:24:51.202847  # [  127.288033] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4620 15:24:51.205797  
 4621 15:24:51.211063  # [  127.295002]  r9:00000009 r8:c086e8cc r7:0000001f r6:00000009 r5:c086e8cc r4:c1a20bf8
 4622 15:24:51.219019  # [  127.302757] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4623 15:24:51.224967  # [  127.310246]  r7:0000001f r6:c1a20bf8 r5:c1a20c5c r4:c5e24000
 4624 15:24:51.234841  # [  127.315918] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e8cc>] (refcount_warn_saturate+0x6c/0x174)
 4625 15:24:51.243486  # [  127.324884]  r9:c1accc90 r8:c15e8784 r7:c5e25f60 r6:00000017 r5:c6aef000 r4:c5e24000
 4626 15:24:51.254873  # [  127.332642] [<c086e860>] (refcount_warn_saturate) from [<c1359fac>] (__refcount_dec.constprop.0+0x38/0x3c)
 4627 15:24:51.262078  # [  127.342307] [<c1359f74>] (__refcount_dec.constprop.0) from [<c135a72c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4628 15:24:51.271747  # [  127.352499] [<c135a6e4>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4629 15:24:51.274903  # [  127.361723]  r4:00000036
 4630 15:24:51.283072  # [  127.364266] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4631 15:24:51.291408  # [  127.372283] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4632 15:24:51.298250  # [  127.380207]  r9:c5e25f60 r8:c52ec3c0 r7:00000017 r6:b6e0c000 r5:c2fc8500 r4:c0c2f960
 4633 15:24:51.307054  # [  127.387963] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4634 15:24:51.314354  # [  127.395801]  r9:c07f639c r8:c5e25f60 r7:c2816000 r6:b6e0c000 r5:c2fc8500 r4:00000000
 4635 15:24:51.322432  # [  127.403552] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4636 15:24:51.329406  # [  127.410697]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c5e24000 r5:c2fc8500
 4637 15:24:51.332116  # [  127.418530]  r4:c2fc8500
 4638 15:24:51.340496  # [  127.421073] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4639 15:24:51.346726  # [  127.428218]  r9:c5e24000 r8:c03002e4 r7:00000004 r6:b6f53e00 r5:00000017 r4:00000017
 4640 15:24:51.356869  # [  127.435972] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4641 15:24:51.361868  # [  127.443546] Exception stack(0xc5e25fa8 to 0xc5e25ff0)
 4642 15:24:51.368409  # [  127.448607] 5fa0:                   00000017 00000017 00000001 b6e0c000 00000017 00000000
 4643 15:24:51.378906  # [  127.456793] 5fc0: 00000017 00000017 b6f53e00 00000004 00000001 00000000 00020000 bec52a54
 4644 15:24:51.383354  # [  127.464976] 5fe0: 00000004 bec52788 b6ebe4cf b6e447e6
 4645 15:24:51.386385  # [  127.470092] irq event stamp: 0
 4646 15:24:51.392176  # [  127.473163] hardirqs last  enabled at (0): [<00000000>] 0x0
 4647 15:24:51.398680  # [  127.478778] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4648 15:24:51.407059  # [  127.486280] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4649 15:24:51.413950  # [  127.493829] softirqs last disabled at (0): [<00000000>] 0x0
 4650 15:24:51.418594  # [  127.499450] ---[ end trace a80c4e28b0995e12 ]---
 4651 15:24:51.422997  # [  127.504085] lkdtm: Saturation detected: still saturated
 4652 15:24:51.428574  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4653 15:24:51.432953  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4654 15:24:51.436773  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4655 15:24:51.476809  [  127.993328] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4656 15:24:51.482573  [  127.999543] lkdtm: attempting bad refcount_dec() from saturated
 4657 15:24:51.485037  [  128.005480] ------------[ cut here ]------------
 4658 15:24:51.486859  
 4659 15:24:51.495523  [  128.010193] WARNING: CPU: 3 PID: 3103 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4660 15:24:51.499921  [  128.018683] refcount_t: saturated; leaking memory.
 4661 15:24:51.528791  [  128.023489] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4662 15:24:51.536084  [  128.052723] CPU: 3 PID: 3103 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4663 15:24:51.541951  [  128.060480] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4664 15:24:51.546185  [  128.067020] Backtrace: 
 4665 15:24:51.554113  [  128.069503] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4666 15:24:51.559714  [  128.077087]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4667 15:24:51.565056  [  128.082762] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4668 15:24:51.574410  [  128.090089] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4669 15:24:51.581937  [  128.097064]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 4670 15:24:51.589378  [  128.104823] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4671 15:24:51.594241  [  128.112317]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c6f64000
 4672 15:24:51.602321  [  128.117996] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 4673 15:24:51.612785  [  128.126968]  r9:c1accca8 r8:c15e8784 r7:c6f65f60 r6:00000017 r5:c5cde000 r4:c6f64000
 4674 15:24:51.622875  [  128.134730] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 4675 15:24:51.631232  [  128.144406] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a79c>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4676 15:24:51.639186  [  128.154600] [<c135a750>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4677 15:24:51.641157  [  128.163826]  r4:00000037
 4678 15:24:51.650126  [  128.166376] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4679 15:24:51.660333  [  128.174398] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4680 15:24:51.665126  [  128.182327]  r9:c6f65f60 r8:c52ec3c0 r7:00000017 r6:b6e0f000 r5:c5b5a640 r4:c0c2f960
 4681 15:24:51.673079  [  128.190088] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4682 15:24:51.682845  [  128.197932]  r9:c07f639c r8:c6f65f60 r7:c2816000 r6:b6e0f000 r5:c5b5a640 r4:00000000
 4683 15:24:51.688127  [  128.205688] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4684 15:24:51.697014  [  128.212836]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c6f64000 r5:c5b5a640
 4685 15:24:51.698483  [  128.220675]  r4:c5b5a640
 4686 15:24:51.706152  [  128.223223] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4687 15:24:51.714371  [  128.230371]  r9:c6f64000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:00000017 r4:00000017
 4688 15:24:51.721346  [  128.238132] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4689 15:24:51.726423  [  128.245709] Exception stack(0xc6f65fa8 to 0xc6f65ff0)
 4690 15:24:51.734430  [  128.250773] 5fa0:                   00000017 00000017 00000001 b6e0f000 00000017 00000000
 4691 15:24:51.743954  [  128.258965] 5fc0: 00000017 00000017 b6f56e00 00000004 00000001 00000000 00020000 beb64a54
 4692 15:24:51.747871  [  128.267150] 5fe0: 00000004 beb64788 b6ec14cf b6e477e6
 4693 15:24:51.750364  [  128.272282] irq event stamp: 0
 4694 15:24:51.755844  [  128.275361] hardirqs last  enabled at (0): [<00000000>] 0x0
 4695 15:24:51.765343  [  128.280989] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4696 15:24:51.775668  [  128.288535] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4697 15:24:51.777864  [  128.296066] softirqs last disabled at (0): [<00000000>] 0x0
 4698 15:24:51.783876  [  128.301711] ---[ end trace a80c4e28b0995e13 ]---
 4699 15:24:51.787046  [  128.306355] lkdtm: Saturation detected: still saturated
 4700 15:24:51.903629  # [  127.993328] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4701 15:24:51.911378  # [  127.999543] lkdtm: attempting bad refcount_dec() from saturated
 4702 15:24:51.917241  # [  128.005480] ------------[ cut here ]------------
 4703 15:24:51.922916  # [  128.010193] WARNING: CPU: 3 PID: 3103 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4704 15:24:51.924643  
 4705 15:24:51.929312  # [  128.018683] refcount_t: saturated; leaking memory.
 4706 15:24:51.959195  # [  128.023489] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4707 15:24:51.965194  # [  128.052723] CPU: 3 PID: 3103 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4708 15:24:51.971926  # [  128.060480] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4709 15:24:51.974669  # [  128.067020] Backtrace: 
 4710 15:24:51.981952  # [  128.069503] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4711 15:24:51.988027  # [  128.077087]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4712 15:24:51.995854  # [  128.082762] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4713 15:24:52.004128  # [  128.090089] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4714 15:24:52.010589  # [  128.097064]  r9:00000009 r8:c086e934 r7:00000016 r6:00000009 r5:c086e934 r4:c1a20bf8
 4715 15:24:52.017808  # [  128.104823] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4716 15:24:52.025295  # [  128.112317]  r7:00000016 r6:c1a20bf8 r5:c1a20bd0 r4:c6f64000
 4717 15:24:52.032767  # [  128.117996] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e934>] (refcount_warn_saturate+0xd4/0x174)
 4718 15:24:52.042322  # [  128.126968]  r9:c1accca8 r8:c15e8784 r7:c6f65f60 r6:00000017 r5:c5cde000 r4:c6f64000
 4719 15:24:52.051088  # [  128.134730] [<c086e860>] (refcount_warn_saturate) from [<c0c30604>] (__refcount_add.constprop.0+0x44/0x58)
 4720 15:24:52.060598  # [  128.144406] [<c0c305c0>] (__refcount_add.constprop.0) from [<c135a79c>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4721 15:24:52.071131  # [  128.154600] [<c135a750>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4722 15:24:52.074823  # [  128.163826]  r4:00000037
 4723 15:24:52.080869  # [  128.166376] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4724 15:24:52.091595  # [  128.174398] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4725 15:24:52.098069  # [  128.182327]  r9:c6f65f60 r8:c52ec3c0 r7:00000017 r6:b6e0f000 r5:c5b5a640 r4:c0c2f960
 4726 15:24:52.106812  # [  128.190088] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4727 15:24:52.114693  # [  128.197932]  r9:c07f639c r8:c6f65f60 r7:c2816000 r6:b6e0f000 r5:c5b5a640 r4:00000000
 4728 15:24:52.121325  # [  128.205688] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4729 15:24:52.129828  # [  128.212836]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c6f64000 r5:c5b5a640
 4730 15:24:52.131281  # [  128.220675]  r4:c5b5a640
 4731 15:24:52.138952  # [  128.223223] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4732 15:24:52.148295  # [  128.230371]  r9:c6f64000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:00000017 r4:00000017
 4733 15:24:52.154778  # [  128.238132] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4734 15:24:52.159581  # [  128.245709] Exception stack(0xc6f65fa8 to 0xc6f65ff0)
 4735 15:24:52.169679  # [  128.250773] 5fa0:                   00000017 00000017 00000001 b6e0f000 00000017 00000000
 4736 15:24:52.176180  # [  128.258965] 5fc0: 00000017 00000017 b6f56e00 00000004 00000001 00000000 00020000 beb64a54
 4737 15:24:52.182166  # [  128.267150] 5fe0: 00000004 beb64788 b6ec14cf b6e477e6
 4738 15:24:52.184362  # [  128.272282] irq event stamp: 0
 4739 15:24:52.190786  # [  128.275361] hardirqs last  enabled at (0): [<00000000>] 0x0
 4740 15:24:52.199993  # [  128.280989] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4741 15:24:52.206095  # [  128.288535] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4742 15:24:52.212455  # [  128.296066] softirqs last disabled at (0): [<00000000>] 0x0
 4743 15:24:52.216822  # [  128.301711] ---[ end trace a80c4e28b0995e13 ]---
 4744 15:24:52.221826  # [  128.306355] lkdtm: Saturation detected: still saturated
 4745 15:24:52.229834  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4746 15:24:52.231938  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4747 15:24:52.237094  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4748 15:24:52.256676  [  128.775058] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4749 15:24:52.264481  [  128.782024] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4750 15:24:52.268172  [  128.788833] ------------[ cut here ]------------
 4751 15:24:52.276807  [  128.793488] WARNING: CPU: 1 PID: 3135 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4752 15:24:52.281818  [  128.802041] refcount_t: saturated; leaking memory.
 4753 15:24:52.310869  [  128.806892] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4754 15:24:52.321565  [  128.836050] CPU: 1 PID: 3135 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4755 15:24:52.325063  [  128.843801] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4756 15:24:52.328058  [  128.850333] Backtrace: 
 4757 15:24:52.335945  [  128.852807] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4758 15:24:52.341699  [  128.860387]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4759 15:24:52.349582  [  128.866056] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4760 15:24:52.357950  [  128.873378] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4761 15:24:52.363965  [  128.880349]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 4762 15:24:52.373401  [  128.888103] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4763 15:24:52.376226  [  128.895593]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c5f6c000
 4764 15:24:52.385813  [  128.901267] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 4765 15:24:52.392698  [  128.910235]  r9:c1acccc0 r8:c15e8784 r7:c5f6df60 r6:00000020 r5:c6aef000 r4:c0000000
 4766 15:24:52.403587  [  128.917995] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4767 15:24:52.415337  [  128.928444] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a810>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4768 15:24:52.419707  [  128.940186]  r5:c6aef000 r4:c5f6c000
 4769 15:24:52.429019  [  128.943781] [<c135a7c0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4770 15:24:52.432720  [  128.953785]  r4:00000038
 4771 15:24:52.442357  [  128.956329] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4772 15:24:52.447081  [  128.964346] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4773 15:24:52.455785  [  128.972270]  r9:c5f6df60 r8:c52ec3c0 r7:00000020 r6:b6df0000 r5:c2fc8c80 r4:c0c2f960
 4774 15:24:52.463827  [  128.980028] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4775 15:24:52.470410  [  128.987867]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6df0000 r5:c2fc8c80 r4:00000000
 4776 15:24:52.479518  [  128.995620] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4777 15:24:52.487976  [  129.002764]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5f6c000 r5:c2fc8c80
 4778 15:24:52.488949  [  129.010597]  r4:c2fc8c80
 4779 15:24:52.496900  [  129.013141] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4780 15:24:52.503087  [  129.020286]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000020 r4:00000020
 4781 15:24:52.511027  [  129.028039] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4782 15:24:52.517320  [  129.035613] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4783 15:24:52.526023  [  129.040675] dfa0:                   00000020 00000020 00000001 b6df0000 00000020 00000000
 4784 15:24:52.533426  [  129.048864] dfc0: 00000020 00000020 b6f37e00 00000004 00000001 00000000 00020000 bec31a54
 4785 15:24:52.537250  [  129.057048] dfe0: 00000004 bec31788 b6ea24cf b6e287e6
 4786 15:24:52.541988  [  129.062207] irq event stamp: 0
 4787 15:24:52.547046  [  129.065279] hardirqs last  enabled at (0): [<00000000>] 0x0
 4788 15:24:52.554576  [  129.070898] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4789 15:24:52.561492  [  129.078468] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4790 15:24:52.566517  [  129.085979] softirqs last disabled at (0): [<00000000>] 0x0
 4791 15:24:52.572674  [  129.091599] ---[ end trace a80c4e28b0995e14 ]---
 4792 15:24:52.576945  [  129.096235] lkdtm: Saturation detected: still saturated
 4793 15:24:52.702068  # [  128.775058] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4794 15:24:52.703104  
 4795 15:24:52.709079  # [  128.782024] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4796 15:24:52.714228  # [  128.788833] ------------[ cut here ]------------
 4797 15:24:52.723398  # [  128.793488] WARNING: CPU: 1 PID: 3135 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4798 15:24:52.727060  # [  128.802041] refcount_t: saturated; leaking memory.
 4799 15:24:52.758165  # [  128.806892] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4800 15:24:52.765243  # [  128.836050] CPU: 1 PID: 3135 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4801 15:24:52.770409  # [  128.843801] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4802 15:24:52.771376  
 4803 15:24:52.774228  # [  128.850333] Backtrace: 
 4804 15:24:52.781190  # [  128.852807] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4805 15:24:52.787093  # [  128.860387]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4806 15:24:52.796337  # [  128.866056] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4807 15:24:52.801084  # [  128.873378] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4808 15:24:52.811325  # [  128.880349]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 4809 15:24:52.817949  # [  128.888103] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4810 15:24:52.824024  # [  128.895593]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c5f6c000
 4811 15:24:52.831784  # [  128.901267] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 4812 15:24:52.840083  # [  128.910235]  r9:c1acccc0 r8:c15e8784 r7:c5f6df60 r6:00000020 r5:c6aef000 r4:c0000000
 4813 15:24:52.850763  # [  128.917995] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4814 15:24:52.866852  # [  128.928444] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a810>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4815 15:24:52.868604  # [  128.940186]  r5:c6aef000 r4:c5f6c000
 4816 15:24:52.876180  # [  128.943781] [<c135a7c0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4817 15:24:52.880947  # [  128.953785]  r4:00000038
 4818 15:24:52.888185  # [  128.956329] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4819 15:24:52.894919  # [  128.964346] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4820 15:24:52.904495  # [  128.972270]  r9:c5f6df60 r8:c52ec3c0 r7:00000020 r6:b6df0000 r5:c2fc8c80 r4:c0c2f960
 4821 15:24:52.911227  # [  128.980028] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4822 15:24:52.919844  # [  128.987867]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6df0000 r5:c2fc8c80 r4:00000000
 4823 15:24:52.927773  # [  128.995620] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4824 15:24:52.933635  # [  129.002764]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c5f6c000 r5:c2fc8c80
 4825 15:24:52.934205  
 4826 15:24:52.936784  # [  129.010597]  r4:c2fc8c80
 4827 15:24:52.943992  # [  129.013141] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4828 15:24:52.944924  
 4829 15:24:52.952850  # [  129.020286]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000020 r4:00000020
 4830 15:24:52.960230  # [  129.028039] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4831 15:24:52.965201  # [  129.035613] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4832 15:24:52.973691  # [  129.040675] dfa0:                   00000020 00000020 00000001 b6df0000 00000020 00000000
 4833 15:24:52.982121  # [  129.048864] dfc0: 00000020 00000020 b6f37e00 00000004 00000001 00000000 00020000 bec31a54
 4834 15:24:52.986491  # [  129.057048] dfe0: 00000004 bec31788 b6ea24cf b6e287e6
 4835 15:24:52.991193  # [  129.062207] irq event stamp: 0
 4836 15:24:52.995453  # [  129.065279] hardirqs last  enabled at (0): [<00000000>] 0x0
 4837 15:24:53.003237  # [  129.070898] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4838 15:24:53.012001  # [  129.078468] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4839 15:24:53.016434  # [  129.085979] softirqs last disabled at (0): [<00000000>] 0x0
 4840 15:24:53.018162  
 4841 15:24:53.022201  # [  129.091599] ---[ end trace a80c4e28b0995e14 ]---
 4842 15:24:53.026558  # [  129.096235] lkdtm: Saturation detected: still saturated
 4843 15:24:53.033449  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4844 15:24:53.039324  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
 4845 15:24:53.044182  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4846 15:24:53.078628  [  129.596743] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4847 15:24:53.079485  
 4848 15:24:53.085351  [  129.603698] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4849 15:24:53.090243  [  129.610574] ------------[ cut here ]------------
 4850 15:24:53.100856  [  129.615253] WARNING: CPU: 0 PID: 3169 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4851 15:24:53.103623  [  129.623734] refcount_t: saturated; leaking memory.
 4852 15:24:53.134559  [  129.628563] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4853 15:24:53.140720  [  129.657800] CPU: 0 PID: 3169 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4854 15:24:53.149470  [  129.665551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4855 15:24:53.150242  [  129.672082] Backtrace: 
 4856 15:24:53.158189  [  129.674557] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4857 15:24:53.166444  [  129.682136]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4858 15:24:53.170167  [  129.687806] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4859 15:24:53.172191  
 4860 15:24:53.180418  [  129.695128] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4861 15:24:53.186378  [  129.702099]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 4862 15:24:53.194169  [  129.709855] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4863 15:24:53.199449  [  129.717345]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c5f6c000
 4864 15:24:53.209515  [  129.723017] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 4865 15:24:53.215330  [  129.731985]  r9:c1accce0 r8:c15e8784 r7:c5f6df60 r6:00000020 r5:c5cdd000 r4:c0000000
 4866 15:24:53.225386  [  129.739747] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4867 15:24:53.238860  [  129.750193] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a898>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4868 15:24:53.242602  [  129.761935]  r5:c5cdd000 r4:c5f6c000
 4869 15:24:53.252604  [  129.765529] [<c135a848>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4870 15:24:53.254283  [  129.775533]  r4:00000039
 4871 15:24:53.263456  [  129.778077] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4872 15:24:53.270994  [  129.786094] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4873 15:24:53.278772  [  129.794019]  r9:c5f6df60 r8:c52ec3c0 r7:00000020 r6:b6e2d000 r5:c5b723c0 r4:c0c2f960
 4874 15:24:53.285446  [  129.801776] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4875 15:24:53.286405  
 4876 15:24:53.292550  [  129.809614]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e2d000 r5:c5b723c0 r4:00000000
 4877 15:24:53.300198  [  129.817368] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4878 15:24:53.308741  [  129.824510]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5f6c000 r5:c5b723c0
 4879 15:24:53.311324  [  129.832344]  r4:c5b723c0
 4880 15:24:53.320038  [  129.834886] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4881 15:24:53.326765  [  129.842030]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000020 r4:00000020
 4882 15:24:53.333546  [  129.849785] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4883 15:24:53.337305  [  129.857361] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4884 15:24:53.339511  
 4885 15:24:53.346052  [  129.862423] dfa0:                   00000020 00000020 00000001 b6e2d000 00000020 00000000
 4886 15:24:53.355293  [  129.870609] dfc0: 00000020 00000020 b6f74e00 00000004 00000001 00000000 00020000 be823a54
 4887 15:24:53.359264  [  129.878794] dfe0: 00000004 be823788 b6edf4cf b6e657e6
 4888 15:24:53.363236  [  129.883921] irq event stamp: 0
 4889 15:24:53.369665  [  129.887016] hardirqs last  enabled at (0): [<00000000>] 0x0
 4890 15:24:53.375289  [  129.892606] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4891 15:24:53.384274  [  129.900143] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4892 15:24:53.388881  [  129.907680] softirqs last disabled at (0): [<00000000>] 0x0
 4893 15:24:53.395270  [  129.913268] ---[ end trace a80c4e28b0995e15 ]---
 4894 15:24:53.398329  [  129.917927] lkdtm: Saturation detected: still saturated
 4895 15:24:53.545365  # [  129.596743] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4896 15:24:53.557949  # [  129.603698] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4897 15:24:53.558455  # [  129.610574] ------------[ cut here ]------------
 4898 15:24:53.566343  # [  129.615253] WARNING: CPU: 0 PID: 3169 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4899 15:24:53.571341  # [  129.623734] refcount_t: saturated; leaking memory.
 4900 15:24:53.599343  # [  129.628563] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4901 15:24:53.607388  # [  129.657800] CPU: 0 PID: 3169 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4902 15:24:53.614569  # [  129.665551] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4903 15:24:53.616702  # [  129.672082] Backtrace: 
 4904 15:24:53.624175  # [  129.674557] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4905 15:24:53.625260  
 4906 15:24:53.631439  # [  129.682136]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4907 15:24:53.637582  # [  129.687806] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4908 15:24:53.644833  # [  129.695128] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4909 15:24:53.652599  # [  129.702099]  r9:00000009 r8:c086e900 r7:00000013 r6:00000009 r5:c086e900 r4:c1a20bf8
 4910 15:24:53.655443  
 4911 15:24:53.661720  # [  129.709855] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4912 15:24:53.666256  # [  129.717345]  r7:00000013 r6:c1a20bf8 r5:c1a20bd0 r4:c5f6c000
 4913 15:24:53.677037  # [  129.723017] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e900>] (refcount_warn_saturate+0xa0/0x174)
 4914 15:24:53.683249  # [  129.731985]  r9:c1accce0 r8:c15e8784 r7:c5f6df60 r6:00000020 r5:c5cdd000 r4:c0000000
 4915 15:24:53.693756  # [  129.739747] [<c086e860>] (refcount_warn_saturate) from [<c135a014>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4916 15:24:53.706281  # [  129.750193] [<c1359fb0>] (__refcount_add_not_zero.constprop.0) from [<c135a898>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4917 15:24:53.710128  # [  129.761935]  r5:c5cdd000 r4:c5f6c000
 4918 15:24:53.720013  # [  129.765529] [<c135a848>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4919 15:24:53.722323  # [  129.775533]  r4:00000039
 4920 15:24:53.730950  # [  129.778077] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4921 15:24:53.740058  # [  129.786094] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4922 15:24:53.748229  # [  129.794019]  r9:c5f6df60 r8:c52ec3c0 r7:00000020 r6:b6e2d000 r5:c5b723c0 r4:c0c2f960
 4923 15:24:53.754480  # [  129.801776] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4924 15:24:53.762811  # [  129.809614]  r9:c07f639c r8:c5f6df60 r7:c2816000 r6:b6e2d000 r5:c5b723c0 r4:00000000
 4925 15:24:53.771912  # [  129.817368] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4926 15:24:53.778631  # [  129.824510]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2d000 r6:c5f6c000 r5:c5b723c0
 4927 15:24:53.780177  # [  129.832344]  r4:c5b723c0
 4928 15:24:53.788555  # [  129.834886] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4929 15:24:53.797118  # [  129.842030]  r9:c5f6c000 r8:c03002e4 r7:00000004 r6:b6f74e00 r5:00000020 r4:00000020
 4930 15:24:53.803322  # [  129.849785] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4931 15:24:53.808752  # [  129.857361] Exception stack(0xc5f6dfa8 to 0xc5f6dff0)
 4932 15:24:53.816380  # [  129.862423] dfa0:                   00000020 00000020 00000001 b6e2d000 00000020 00000000
 4933 15:24:53.825367  # [  129.870609] dfc0: 00000020 00000020 b6f74e00 00000004 00000001 00000000 00020000 be823a54
 4934 15:24:53.831419  # [  129.878794] dfe0: 00000004 be823788 b6edf4cf b6e657e6
 4935 15:24:53.835665  # [  129.883921] irq event stamp: 0
 4936 15:24:53.841562  # [  129.887016] hardirqs last  enabled at (0): [<00000000>] 0x0
 4937 15:24:53.849314  # [  129.892606] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4938 15:24:53.856105  # [  129.900143] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4939 15:24:53.861652  # [  129.907680] softirqs last disabled at (0): [<00000000>] 0x0
 4940 15:24:53.866281  # [  129.913268] ---[ end trace a80c4e28b0995e15 ]---
 4941 15:24:53.870576  # [  129.917927] lkdtm: Saturation detected: still saturated
 4942 15:24:53.877600  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4943 15:24:53.884138  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
 4944 15:24:53.887429  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4945 15:24:53.938877  [  130.453731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4946 15:24:53.946099  [  130.460680] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4947 15:24:53.949664  [  130.467436] ------------[ cut here ]------------
 4948 15:24:53.958049  [  130.472092] WARNING: CPU: 3 PID: 3206 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4949 15:24:53.962327  [  130.480776] refcount_t: underflow; use-after-free.
 4950 15:24:53.992030  [  130.485602] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 4951 15:24:53.997904  [  130.514753] CPU: 3 PID: 3206 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 4952 15:24:54.004795  [  130.522503] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4953 15:24:54.008540  [  130.529035] Backtrace: 
 4954 15:24:54.014449  [  130.531507] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 4955 15:24:54.019464  [  130.539088]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 4956 15:24:54.029746  [  130.544758] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 4957 15:24:54.034178  [  130.552079] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4958 15:24:54.041446  [  130.559051]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 4959 15:24:54.042535  
 4960 15:24:54.050043  [  130.566805] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 4961 15:24:54.056581  [  130.574294]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c6ad2000
 4962 15:24:54.064841  [  130.579967] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 4963 15:24:54.073928  [  130.589021]  r9:c1accd00 r8:c15e8784 r7:c6ad3f60 r6:00000020 r5:c5cde000 r4:c6ad2000
 4964 15:24:54.081927  [  130.596779] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4965 15:24:54.084183  
 4966 15:24:54.095875  [  130.607230] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a920>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 4967 15:24:54.104564  [  130.618984] [<c135a8d0>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 4968 15:24:54.106427  [  130.628988]  r4:0000003a
 4969 15:24:54.114308  [  130.631532] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 4970 15:24:54.117564  
 4971 15:24:54.128143  [  130.639551] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 4972 15:24:54.130321  [  130.647475]  r9:c6ad3f60 r8:c52ec3c0 r7:00000020 r6:b6dcd000 r5:c5b5bb80 r4:c0c2f960
 4973 15:24:54.138562  [  130.655232] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 4974 15:24:54.146444  [  130.663070]  r9:c07f639c r8:c6ad3f60 r7:c2816000 r6:b6dcd000 r5:c5b5bb80 r4:00000000
 4975 15:24:54.156763  [  130.670822] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 4976 15:24:54.161193  [  130.677966]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ad2000 r5:c5b5bb80
 4977 15:24:54.164756  [  130.685800]  r4:c5b5bb80
 4978 15:24:54.170313  [  130.688345] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 4979 15:24:54.178372  [  130.695489]  r9:c6ad2000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020
 4980 15:24:54.181686  
 4981 15:24:54.186926  [  130.703244] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4982 15:24:54.192334  [  130.710818] Exception stack(0xc6ad3fa8 to 0xc6ad3ff0)
 4983 15:24:54.199509  [  130.715879] 3fa0:                   00000020 00000020 00000001 b6dcd000 00000020 00000000
 4984 15:24:54.207076  [  130.724066] 3fc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 be9caa54
 4985 15:24:54.209398  
 4986 15:24:54.212578  [  130.732252] 3fe0: 00000004 be9ca788 b6e7f4cf b6e057e6
 4987 15:24:54.216329  [  130.737375] irq event stamp: 0
 4988 15:24:54.221807  [  130.740451] hardirqs last  enabled at (0): [<00000000>] 0x0
 4989 15:24:54.229156  [  130.746044] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4990 15:24:54.236026  [  130.753572] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4991 15:24:54.243074  [  130.761099] softirqs last disabled at (0): [<00000000>] 0x0
 4992 15:24:54.246187  [  130.766682] ---[ end trace a80c4e28b0995e16 ]---
 4993 15:24:54.251417  [  130.771337] lkdtm: Saturation detected: still saturated
 4994 15:24:54.358841  # [  130.453731] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4995 15:24:54.365824  # [  130.460680] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4996 15:24:54.370272  # [  130.467436] ------------[ cut here ]------------
 4997 15:24:54.378327  # [  130.472092] WARNING: CPU: 3 PID: 3206 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4998 15:24:54.384540  # [  130.480776] refcount_t: underflow; use-after-free.
 4999 15:24:54.413171  # [  130.485602] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 5000 15:24:54.420970  # [  130.514753] CPU: 3 PID: 3206 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5001 15:24:54.427775  # [  130.522503] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5002 15:24:54.428448  
 5003 15:24:54.431270  # [  130.529035] Backtrace: 
 5004 15:24:54.440034  # [  130.531507] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 5005 15:24:54.446353  # [  130.539088]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 5006 15:24:54.452966  # [  130.544758] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 5007 15:24:54.461977  # [  130.552079] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 5008 15:24:54.465842  # [  130.559051]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 5009 15:24:54.476498  # [  130.566805] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 5010 15:24:54.480547  # [  130.574294]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c6ad2000
 5011 15:24:54.489025  # [  130.579967] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 5012 15:24:54.497315  # [  130.589021]  r9:c1accd00 r8:c15e8784 r7:c6ad3f60 r6:00000020 r5:c5cde000 r4:c6ad2000
 5013 15:24:54.509953  # [  130.596779] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 5014 15:24:54.518516  # [  130.607230] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a920>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 5015 15:24:54.519896  
 5016 15:24:54.531883  # [  130.618984] [<c135a8d0>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 5017 15:24:54.532408  # [  130.628988]  r4:0000003a
 5018 15:24:54.540052  # [  130.631532] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 5019 15:24:54.550806  # [  130.639551] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 5020 15:24:54.558241  # [  130.647475]  r9:c6ad3f60 r8:c52ec3c0 r7:00000020 r6:b6dcd000 r5:c5b5bb80 r4:c0c2f960
 5021 15:24:54.564710  # [  130.655232] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 5022 15:24:54.572845  # [  130.663070]  r9:c07f639c r8:c6ad3f60 r7:c2816000 r6:b6dcd000 r5:c5b5bb80 r4:00000000
 5023 15:24:54.580832  # [  130.670822] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 5024 15:24:54.586457  # [  130.677966]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c6ad2000 r5:c5b5bb80
 5025 15:24:54.590326  # [  130.685800]  r4:c5b5bb80
 5026 15:24:54.598124  # [  130.688345] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 5027 15:24:54.605328  # [  130.695489]  r9:c6ad2000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000020 r4:00000020
 5028 15:24:54.613054  # [  130.703244] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5029 15:24:54.619216  # [  130.710818] Exception stack(0xc6ad3fa8 to 0xc6ad3ff0)
 5030 15:24:54.626089  # [  130.715879] 3fa0:                   00000020 00000020 00000001 b6dcd000 00000020 00000000
 5031 15:24:54.636995  # [  130.724066] 3fc0: 00000020 00000020 b6f14e00 00000004 00000001 00000000 00020000 be9caa54
 5032 15:24:54.642070  # [  130.732252] 3fe0: 00000004 be9ca788 b6e7f4cf b6e057e6
 5033 15:24:54.644943  # [  130.737375] irq event stamp: 0
 5034 15:24:54.649191  # [  130.740451] hardirqs last  enabled at (0): [<00000000>] 0x0
 5035 15:24:54.657547  # [  130.746044] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5036 15:24:54.663578  # [  130.753572] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5037 15:24:54.671394  # [  130.761099] softirqs last disabled at (0): [<00000000>] 0x0
 5038 15:24:54.674919  # [  130.766682] ---[ end trace a80c4e28b0995e16 ]---
 5039 15:24:54.679223  # [  130.771337] lkdtm: Saturation detected: still saturated
 5040 15:24:54.690536  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5041 15:24:54.692367  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5042 15:24:54.697238  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5043 15:24:54.750201  [  131.267656] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5044 15:24:54.756562  [  131.274557] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5045 15:24:54.761845  [  131.281381] ------------[ cut here ]------------
 5046 15:24:54.770224  [  131.286037] WARNING: CPU: 3 PID: 3241 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 5047 15:24:54.774219  [  131.294613] refcount_t: underflow; use-after-free.
 5048 15:24:54.803482  [  131.299470] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 5049 15:24:54.811964  [  131.328719] CPU: 3 PID: 3241 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5050 15:24:54.818049  [  131.336473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5051 15:24:54.820231  
 5052 15:24:54.820462  [  131.343008] Backtrace: 
 5053 15:24:54.828242  [  131.345488] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 5054 15:24:54.835455  [  131.353072]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 5055 15:24:54.843244  [  131.358748] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 5056 15:24:54.848241  [  131.366074] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 5057 15:24:54.857046  [  131.373047]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 5058 15:24:54.866398  [  131.380808] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 5059 15:24:54.869860  [  131.388301]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c6910000
 5060 15:24:54.878807  [  131.393980] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 5061 15:24:54.886354  [  131.403038]  r9:c1accd20 r8:c15e8784 r7:c6911f60 r6:00000020 r5:c6e95000 r4:c6910000
 5062 15:24:54.896072  [  131.410799] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 5063 15:24:54.910743  [  131.421256] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a9a8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 5064 15:24:54.918743  [  131.433015] [<c135a958>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 5065 15:24:54.922694  [  131.443021]  r4:0000003b
 5066 15:24:54.929118  [  131.445571] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 5067 15:24:54.938732  [  131.453591] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 5068 15:24:54.945992  [  131.461520]  r9:c6911f60 r8:c52ec3c0 r7:00000020 r6:b6e16000 r5:c5aac8c0 r4:c0c2f960
 5069 15:24:54.951987  [  131.469283] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 5070 15:24:54.960244  [  131.477126]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6e16000 r5:c5aac8c0 r4:00000000
 5071 15:24:54.967123  [  131.484883] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 5072 15:24:54.975412  [  131.492032]  r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c6910000 r5:c5aac8c0
 5073 15:24:54.979459  [  131.499867]  r4:c5aac8c0
 5074 15:24:54.986459  [  131.502414] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 5075 15:24:54.992506  [  131.509560]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:00000020 r4:00000020
 5076 15:24:55.001632  [  131.517318] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5077 15:24:55.008483  [  131.524896] Exception stack(0xc6911fa8 to 0xc6911ff0)
 5078 15:24:55.009208  
 5079 15:24:55.013513  [  131.529961] 1fa0:                   00000020 00000020 00000001 b6e16000 00000020 00000000
 5080 15:24:55.021520  [  131.538151] 1fc0: 00000020 00000020 b6f5de00 00000004 00000001 00000000 00020000 be91da54
 5081 15:24:55.028235  [  131.546338] 1fe0: 00000004 be91d788 b6ec84cf b6e4e7e6
 5082 15:24:55.031409  [  131.551462] irq event stamp: 0
 5083 15:24:55.035401  [  131.554539] hardirqs last  enabled at (0): [<00000000>] 0x0
 5084 15:24:55.043030  [  131.560167] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5085 15:24:55.051542  [  131.567705] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5086 15:24:55.055801  [  131.575236] softirqs last disabled at (0): [<00000000>] 0x0
 5087 15:24:55.060601  [  131.580912] ---[ end trace a80c4e28b0995e17 ]---
 5088 15:24:55.065683  [  131.585559] lkdtm: Saturation detected: still saturated
 5089 15:24:55.269338  # [  131.267656] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5090 15:24:55.276487  # [  131.274557] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5091 15:24:55.281578  # [  131.281381] ------------[ cut here ]------------
 5092 15:24:55.290031  # [  131.286037] WARNING: CPU: 3 PID: 3241 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 5093 15:24:55.295277  # [  131.294613] refcount_t: underflow; use-after-free.
 5094 15:24:55.323291  # [  131.299470] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine libdes authenc phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error dw_hdmi_imx dw_hdmi imx_ldb flexcan parallel_display etnaviv can_dev imxdrm gpu_sched imx_ipu_v3
 5095 15:24:55.331356  # [  131.328719] CPU: 3 PID: 3241 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5096 15:24:55.341158  # [  131.336473] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5097 15:24:55.341390  # [  131.343008] Backtrace: 
 5098 15:24:55.350612  # [  131.345488] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 5099 15:24:55.354160  # [  131.353072]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 5100 15:24:55.362158  # [  131.358748] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 5101 15:24:55.369488  # [  131.366074] [<c13534a4>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 5102 15:24:55.377293  # [  131.373047]  r9:00000009 r8:c086e99c r7:0000001c r6:00000009 r5:c086e99c r4:c1a20bf8
 5103 15:24:55.386037  # [  131.380808] [<c03565f4>] (__warn) from [<c134d528>] (warn_slowpath_fmt+0x8c/0xa8)
 5104 15:24:55.391190  # [  131.388301]  r7:0000001c r6:c1a20bf8 r5:c1a20c34 r4:c6910000
 5105 15:24:55.399761  # [  131.393980] [<c134d4a0>] (warn_slowpath_fmt) from [<c086e99c>] (refcount_warn_saturate+0x13c/0x174)
 5106 15:24:55.407609  # [  131.403038]  r9:c1accd20 r8:c15e8784 r7:c6911f60 r6:00000020 r5:c6e95000 r4:c6910000
 5107 15:24:55.418280  # [  131.410799] [<c086e860>] (refcount_warn_saturate) from [<c0c3067c>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 5108 15:24:55.430634  # [  131.421256] [<c0c30618>] (__refcount_sub_and_test.constprop.0) from [<c135a9a8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 5109 15:24:55.439836  # [  131.433015] [<c135a958>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 5110 15:24:55.444707  # [  131.443021]  r4:0000003b
 5111 15:24:55.452555  # [  131.445571] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 5112 15:24:55.458946  # [  131.453591] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 5113 15:24:55.466570  # [  131.461520]  r9:c6911f60 r8:c52ec3c0 r7:00000020 r6:b6e16000 r5:c5aac8c0 r4:c0c2f960
 5114 15:24:55.475358  # [  131.469283] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 5115 15:24:55.483958  # [  131.477126]  r9:c07f639c r8:c6911f60 r7:c2816000 r6:b6e16000 r5:c5aac8c0 r4:00000000
 5116 15:24:55.491879  # [  131.484883] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 5117 15:24:55.497558  # [  131.492032]  r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c6910000 r5:c5aac8c0
 5118 15:24:55.501125  # [  131.499867]  r4:c5aac8c0
 5119 15:24:55.507488  # [  131.502414] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 5120 15:24:55.516419  # [  131.509560]  r9:c6910000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:00000020 r4:00000020
 5121 15:24:55.523961  # [  131.517318] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5122 15:24:55.530183  # [  131.524896] Exception stack(0xc6911fa8 to 0xc6911ff0)
 5123 15:24:55.538051  # [  131.529961] 1fa0:                   00000020 00000020 00000001 b6e16000 00000020 00000000
 5124 15:24:55.545665  # [  131.538151] 1fc0: 00000020 00000020 b6f5de00 00000004 00000001 00000000 00020000 be91da54
 5125 15:24:55.552073  # [  131.546338] 1fe0: 00000004 be91d788 b6ec84cf b6e4e7e6
 5126 15:24:55.554308  # [  131.551462] irq event stamp: 0
 5127 15:24:55.562573  # [  131.554539] hardirqs last  enabled at (0): [<00000000>] 0x0
 5128 15:24:55.568486  # [  131.560167] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5129 15:24:55.576013  # [  131.567705] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5130 15:24:55.580183  # [  131.575236] softirqs last disabled at (0): [<00000000>] 0x0
 5131 15:24:55.586187  # [  131.580912] ---[ end trace a80c4e28b0995e17 ]---
 5132 15:24:55.590967  # [  131.585559] lkdtm: Saturation detected: still saturated
 5133 15:24:55.597687  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5134 15:24:55.603029  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5135 15:24:55.608371  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5136 15:24:55.611621  # Skipping REFCOUNT_TIMING: timing only
 5137 15:24:55.614380  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5138 15:24:55.617578  
 5139 15:24:55.617810  # selftests: lkdtm: ATOMIC_TIMING.sh
 5140 15:24:55.705352  # Skipping ATOMIC_TIMING: timing only
 5141 15:24:55.713427  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5142 15:24:55.733561  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5143 15:24:55.985236  [  132.504245] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5144 15:24:55.991348  [  132.510429] lkdtm: attempting good copy_to_user of correct size
 5145 15:24:55.997326  [  132.516462] lkdtm: attempting bad copy_to_user of too large size
 5146 15:24:56.111538  # [  132.504245] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5147 15:24:56.119248  # [  132.510429] lkdtm: attempting good copy_to_user of correct size
 5148 15:24:56.123404  # [  132.516462] lkdtm: attempting bad copy_to_user of too large size
 5149 15:24:56.124313  
 5150 15:24:56.135251  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5151 15:24:56.156790  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5152 15:24:56.175594  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5153 15:24:56.429296  [  132.948143] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5154 15:24:56.435372  [  132.954410] lkdtm: attempting good copy_from_user of correct size
 5155 15:24:56.441870  [  132.960622] lkdtm: attempting bad copy_from_user of too large size
 5156 15:24:56.556385  # [  132.948143] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5157 15:24:56.563348  # [  132.954410] lkdtm: attempting good copy_from_user of correct size
 5158 15:24:56.568729  # [  132.960622] lkdtm: attempting bad copy_from_user of too large size
 5159 15:24:56.578529  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5160 15:24:56.600607  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5161 15:24:56.619360  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5162 15:24:56.870705  [  133.389333] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5163 15:24:56.877690  [  133.395827] lkdtm: attempting good copy_to_user inside whitelist
 5164 15:24:56.882810  [  133.401978] lkdtm: attempting bad copy_to_user outside whitelist
 5165 15:24:56.996289  # [  133.389333] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5166 15:24:57.005153  # [  133.395827] lkdtm: attempting good copy_to_user inside whitelist
 5167 15:24:57.007717  # [  133.401978] lkdtm: attempting bad copy_to_user outside whitelist
 5168 15:24:57.019373  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5169 15:24:57.041461  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5170 15:24:57.059725  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5171 15:24:57.321258  [  133.839640] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5172 15:24:57.327357  [  133.846356] lkdtm: attempting good copy_from_user inside whitelist
 5173 15:24:57.329557  
 5174 15:24:57.334063  [  133.852724] lkdtm: attempting bad copy_from_user outside whitelist
 5175 15:24:57.445557  # [  133.839640] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5176 15:24:57.454778  # [  133.846356] lkdtm: attempting good copy_from_user inside whitelist
 5177 15:24:57.458700  # [  133.852724] lkdtm: attempting bad copy_from_user outside whitelist
 5178 15:24:57.472191  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5179 15:24:57.495116  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5180 15:24:57.513269  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5181 15:24:57.769111  [  134.286386] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5182 15:24:57.772661  [  134.292647] lkdtm: good_stack: c6b1be0c-c6b1be2c
 5183 15:24:57.776750  [  134.297343] lkdtm: bad_stack : c6b1bd84-c6b1bda4
 5184 15:24:57.785299  [  134.301993] lkdtm: attempting good copy_to_user of local stack
 5185 15:24:57.788870  [  134.307928] lkdtm: attempting bad copy_to_user of distant stack
 5186 15:24:57.902576  # [  134.286386] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5187 15:24:57.907316  # [  134.292647] lkdtm: good_stack: c6b1be0c-c6b1be2c
 5188 15:24:57.914186  # [  134.297343] lkdtm: bad_stack : c6b1bd84-c6b1bda4
 5189 15:24:57.918232  # [  134.301993] lkdtm: attempting good copy_to_user of local stack
 5190 15:24:57.923476  # [  134.307928] lkdtm: attempting bad copy_to_user of distant stack
 5191 15:24:57.933513  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5192 15:24:57.955338  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5193 15:24:57.974278  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5194 15:24:58.226736  [  134.743902] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5195 15:24:58.230328  [  134.750352] lkdtm: good_stack: c5b25e0c-c5b25e2c
 5196 15:24:58.234589  [  134.754986] lkdtm: bad_stack : c5b25d84-c5b25da4
 5197 15:24:58.242356  [  134.759811] lkdtm: attempting good copy_from_user of local stack
 5198 15:24:58.247285  [  134.765874] lkdtm: attempting bad copy_from_user of distant stack
 5199 15:24:58.359285  # [  134.743902] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5200 15:24:58.364192  # [  134.750352] lkdtm: good_stack: c5b25e0c-c5b25e2c
 5201 15:24:58.369446  # [  134.754986] lkdtm: bad_stack : c5b25d84-c5b25da4
 5202 15:24:58.376595  # [  134.759811] lkdtm: attempting good copy_from_user of local stack
 5203 15:24:58.381344  # [  134.765874] lkdtm: attempting bad copy_from_user of distant stack
 5204 15:24:58.385476  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5205 15:24:58.406137  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5206 15:24:58.423854  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5207 15:24:58.675790  [  135.194052] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5208 15:24:58.680378  [  135.200138] lkdtm: good_stack: c6d73e0c-c6d73e2c
 5209 15:24:58.684377  [  135.204771] lkdtm: bad_stack : c6d73ffc-c6d7401c
 5210 15:24:58.691463  [  135.209495] lkdtm: attempting good copy_to_user of local stack
 5211 15:24:58.696657  [  135.215404] lkdtm: attempting bad copy_to_user of distant stack
 5212 15:24:58.814646  # [  135.194052] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5213 15:24:58.822242  # [  135.200138] lkdtm: good_stack: c6d73e0c-c6d73e2c
 5214 15:24:58.825763  # [  135.204771] lkdtm: bad_stack : c6d73ffc-c6d7401c
 5215 15:24:58.831800  # [  135.209495] lkdtm: attempting good copy_to_user of local stack
 5216 15:24:58.836488  # [  135.215404] lkdtm: attempting bad copy_to_user of distant stack
 5217 15:24:58.840672  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 5218 15:24:58.859821  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 5219 15:24:58.878509  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5220 15:24:59.134452  [  135.652789] lkdtm: Performing direct entry USERCOPY_KERNEL
 5221 15:24:59.141454  [  135.658391] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a30
 5222 15:24:59.148880  [  135.665485] lkdtm: attempting bad copy_to_user from kernel text: c053a61c
 5223 15:24:59.152412  [  135.672330] lkdtm: FAIL: survived bad copy_to_user()
 5224 15:24:59.268644  # [  135.652789] lkdtm: Performing direct entry USERCOPY_KERNEL
 5225 15:24:59.273773  # [  135.658391] lkdtm: attempting good copy_to_user from kernel rodata: c15e8a30
 5226 15:24:59.281708  # [  135.665485] lkdtm: attempting bad copy_to_user from kernel text: c053a61c
 5227 15:24:59.285499  # [  135.672330] lkdtm: FAIL: survived bad copy_to_user()
 5228 15:24:59.293093  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5229 15:24:59.314096  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5230 15:24:59.332643  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5231 15:24:59.333541  
 5232 15:24:59.592033  [  136.111391] lkdtm: Performing direct entry STACKLEAK_ERASING
 5233 15:24:59.601322  [  136.117128] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5234 15:24:59.605888  [  136.124139] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5235 15:24:59.612104  [  136.131072] lkdtm: FAIL: the thread stack is NOT properly erased
 5236 15:24:59.623455  [  136.137243] CPU: 0 PID: 3606 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5237 15:24:59.626633  [  136.145004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5238 15:24:59.627427  
 5239 15:24:59.629015  [  136.151537] Backtrace: 
 5240 15:24:59.636951  [  136.154012] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 5241 15:24:59.643488  [  136.161591]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 5242 15:24:59.651477  [  136.167263] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 5243 15:24:59.659584  [  136.174590] [<c13534a4>] (dump_stack) from [<c135ac90>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5244 15:24:59.666842  [  136.183125]  r9:c1acce28 r8:c15e8784 r7:c5c4df60 r6:c5c4de34 r5:c5c4c000 r4:0000078d
 5245 15:24:59.675762  [  136.190886] [<c135ab48>] (lkdtm_STACKLEAK_ERASING) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 5246 15:24:59.684701  [  136.199679]  r8:c15e8784 r7:c5c4df60 r6:00000012 r5:c5c46000 r4:00000046
 5247 15:24:59.692141  [  136.206393] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 5248 15:24:59.697887  [  136.214411] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 5249 15:24:59.708500  [  136.222338]  r9:c5c4df60 r8:c52ec3c0 r7:00000012 r6:b6e91000 r5:c6bda780 r4:c0c2f960
 5250 15:24:59.713467  [  136.230096] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 5251 15:24:59.722096  [  136.237934]  r9:c07f639c r8:c5c4df60 r7:c2816000 r6:b6e91000 r5:c6bda780 r4:00000000
 5252 15:24:59.727893  [  136.245686] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 5253 15:24:59.738466  [  136.252829]  r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5c4c000 r5:c6bda780
 5254 15:24:59.739632  [  136.260662]  r4:c6bda780
 5255 15:24:59.748116  [  136.263206] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 5256 15:24:59.756265  [  136.270350]  r9:c5c4c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000012 r4:00000012
 5257 15:24:59.760549  [  136.278104] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5258 15:24:59.766717  [  136.285679] Exception stack(0xc5c4dfa8 to 0xc5c4dff0)
 5259 15:24:59.775045  [  136.290740] dfa0:                   00000012 00000012 00000001 b6e91000 00000012 00000000
 5260 15:24:59.785594  [  136.298927] dfc0: 00000012 00000012 b6fd8e00 00000004 00000001 00000000 00020000 beefba54
 5261 15:24:59.787427  [  136.307109] dfe0: 00000004 beefb788 b6f434cf b6ec97e6
 5262 15:24:59.893870  # [  136.111391] lkdtm: Performing direct entry STACKLEAK_ERASING
 5263 15:24:59.901447  # [  136.117128] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5264 15:24:59.910753  # [  136.124139] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5265 15:24:59.914785  # [  136.131072] lkdtm: FAIL: the thread stack is NOT properly erased
 5266 15:24:59.923474  # [  136.137243] CPU: 0 PID: 3606 Comm: cat Tainted: G      D W         5.10.158-cip21 #1
 5267 15:24:59.930640  # [  136.145004] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5268 15:24:59.930868  # [  136.151537] Backtrace: 
 5269 15:24:59.933783  
 5270 15:24:59.941167  # [  136.154012] [<c134c044>] (dump_backtrace) from [<c134c404>] (show_stack+0x20/0x24)
 5271 15:24:59.945980  # [  136.161591]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f5f4
 5272 15:24:59.955459  # [  136.167263] [<c134c3e4>] (show_stack) from [<c1353584>] (dump_stack+0xe0/0x100)
 5273 15:24:59.960923  # [  136.174590] [<c13534a4>] (dump_stack) from [<c135ac90>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5274 15:24:59.970483  # [  136.183125]  r9:c1acce28 r8:c15e8784 r7:c5c4df60 r6:c5c4de34 r5:c5c4c000 r4:0000078d
 5275 15:24:59.979911  # [  136.190886] [<c135ab48>] (lkdtm_STACKLEAK_ERASING) from [<c0c2f580>] (lkdtm_do_action+0x2c/0x4c)
 5276 15:24:59.984718  # [  136.199679]  r8:c15e8784 r7:c5c4df60 r6:00000012 r5:c5c46000 r4:00000046
 5277 15:24:59.993338  # [  136.206393] [<c0c2f554>] (lkdtm_do_action) from [<c0c2fa80>] (direct_entry+0x120/0x18c)
 5278 15:25:00.002781  # [  136.214411] [<c0c2f960>] (direct_entry) from [<c07f6400>] (full_proxy_write+0x64/0x94)
 5279 15:25:00.008483  # [  136.222338]  r9:c5c4df60 r8:c52ec3c0 r7:00000012 r6:b6e91000 r5:c6bda780 r4:c0c2f960
 5280 15:25:00.017049  # [  136.230096] [<c07f639c>] (full_proxy_write) from [<c0598d2c>] (vfs_write+0x10c/0x524)
 5281 15:25:00.025171  # [  136.237934]  r9:c07f639c r8:c5c4df60 r7:c2816000 r6:b6e91000 r5:c6bda780 r4:00000000
 5282 15:25:00.032123  # [  136.245686] [<c0598c20>] (vfs_write) from [<c05992c0>] (ksys_write+0x74/0xec)
 5283 15:25:00.039881  # [  136.252829]  r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5c4c000 r5:c6bda780
 5284 15:25:00.044692  # [  136.260662]  r4:c6bda780
 5285 15:25:00.049664  # [  136.263206] [<c059924c>] (ksys_write) from [<c0599350>] (sys_write+0x18/0x1c)
 5286 15:25:00.057689  # [  136.270350]  r9:c5c4c000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:00000012 r4:00000012
 5287 15:25:00.066285  # [  136.278104] [<c0599338>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5288 15:25:00.072588  # [  136.285679] Exception stack(0xc5c4dfa8 to 0xc5c4dff0)
 5289 15:25:00.080768  # [  136.290740] dfa0:                   00000012 00000012 00000001 b6e91000 00000012 00000000
 5290 15:25:00.088772  # [  136.298927] dfc0: 00000012 00000012 b6fd8e00 00000004 00000001 00000000 00020000 beefba54
 5291 15:25:00.093178  # [  136.307109] dfe0: 00000004 beefb788 b6f434cf b6ec97e6
 5292 15:25:00.101162  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5293 15:25:00.105929  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5294 15:25:00.109651  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5295 15:25:00.252366  [  136.770543] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5296 15:25:00.255810  [  136.776227] lkdtm: Calling matched prototype ...
 5297 15:25:00.261035  [  136.780918] lkdtm: Calling mismatched prototype ...
 5298 15:25:00.271338  [  136.785813] lkdtm: Fail: survived mismatched prototype function call!
 5299 15:25:00.379773  # [  136.770543] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5300 15:25:00.386741  # [  136.776227] lkdtm: Calling matched prototype ...
 5301 15:25:00.391385  # [  136.780918] lkdtm: Calling mismatched prototype ...
 5302 15:25:00.394702  # [  136.785813] lkdtm: Fail: survived mismatched prototype function call!
 5303 15:25:00.408279  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5304 15:25:00.430902  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5305 15:25:00.482858  + ../../utils/send-to-lava.sh ./output/result.txt
 5306 15:25:00.660306  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 5307 15:25:00.661059  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 5309 15:25:00.789870  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 5311 15:25:00.790958  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 5312 15:25:00.913648  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 5313 15:25:00.914244  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 5315 15:25:01.047902  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 5316 15:25:01.048499  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 5318 15:25:01.173882  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 5319 15:25:01.174438  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 5321 15:25:01.297201  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 5322 15:25:01.297719  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 5324 15:25:01.420963  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 5325 15:25:01.421613  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 5327 15:25:01.542210  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 5328 15:25:01.542758  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 5330 15:25:01.664774  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 5331 15:25:01.665318  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 5333 15:25:01.786833  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 5334 15:25:01.787381  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 5336 15:25:01.909824  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 5337 15:25:01.910500  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 5339 15:25:02.031810  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 5340 15:25:02.032437  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 5342 15:25:02.153578  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=fail>
 5343 15:25:02.154160  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=fail
 5345 15:25:02.275016  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 5346 15:25:02.275557  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 5348 15:25:02.397872  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 5349 15:25:02.398466  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 5351 15:25:02.520286  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 5353 15:25:02.521565  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 5354 15:25:02.643298  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 5355 15:25:02.643946  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 5357 15:25:02.765807  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 5358 15:25:02.766479  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 5360 15:25:02.887976  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 5361 15:25:02.888621  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 5363 15:25:03.010048  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=fail>
 5364 15:25:03.010610  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=fail
 5366 15:25:03.132204  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=fail>
 5367 15:25:03.132848  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=fail
 5369 15:25:03.250089  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip>
 5370 15:25:03.250598  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip
 5372 15:25:03.370975  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 5373 15:25:03.371512  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 5375 15:25:03.490530  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 5377 15:25:03.491851  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 5378 15:25:03.615518  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 5379 15:25:03.616032  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 5381 15:25:03.616911  
 5382 15:25:03.736784  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 5383 15:25:03.737407  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 5385 15:25:03.857928  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 5386 15:25:03.858512  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 5388 15:25:03.980495  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 5389 15:25:03.981230  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 5391 15:25:03.981966  
 5392 15:25:04.102992  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 5393 15:25:04.103629  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 5395 15:25:04.224800  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 5396 15:25:04.225408  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 5398 15:25:04.347276  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 5399 15:25:04.347875  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 5401 15:25:04.468182  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 5402 15:25:04.468844  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 5404 15:25:04.591200  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 5405 15:25:04.591815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 5407 15:25:04.710894  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 5408 15:25:04.711453  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 5410 15:25:04.832572  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 5411 15:25:04.833116  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 5413 15:25:04.954646  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 5415 15:25:04.958248  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 5416 15:25:05.077316  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 5417 15:25:05.077873  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 5419 15:25:05.198964  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=fail>
 5420 15:25:05.199532  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=fail
 5422 15:25:05.323139  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=fail>
 5423 15:25:05.323856  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=fail
 5425 15:25:05.443468  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=fail>
 5426 15:25:05.444063  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=fail
 5428 15:25:05.565238  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=fail>
 5429 15:25:05.565924  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=fail
 5431 15:25:05.687481  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=fail>
 5432 15:25:05.688154  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=fail
 5434 15:25:05.809138  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=fail>
 5435 15:25:05.809823  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=fail
 5437 15:25:05.930283  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=fail>
 5438 15:25:05.930855  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=fail
 5440 15:25:06.052184  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail>
 5441 15:25:06.052900  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail
 5443 15:25:06.173548  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=fail>
 5444 15:25:06.174092  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=fail
 5446 15:25:06.295773  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=fail>
 5447 15:25:06.296302  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=fail
 5449 15:25:06.418872  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=fail>
 5450 15:25:06.419537  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=fail
 5452 15:25:06.538565  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=fail>
 5453 15:25:06.539178  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=fail
 5455 15:25:06.663747  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=fail>
 5456 15:25:06.664334  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=fail
 5458 15:25:06.799175  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=fail>
 5459 15:25:06.799798  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=fail
 5461 15:25:06.923008  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=fail>
 5462 15:25:06.923551  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=fail
 5464 15:25:07.046484  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=fail>
 5465 15:25:07.047079  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=fail
 5467 15:25:07.168688  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=fail>
 5468 15:25:07.169257  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=fail
 5470 15:25:07.291317  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 5471 15:25:07.291943  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 5473 15:25:07.421596  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 5474 15:25:07.422129  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 5476 15:25:07.544469  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 5477 15:25:07.545154  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 5479 15:25:07.665887  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=fail>
 5480 15:25:07.666493  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=fail
 5482 15:25:07.795689  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=fail>
 5483 15:25:07.796240  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=fail
 5485 15:25:07.924604  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 5486 15:25:07.925391  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 5488 15:25:08.046528  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 5489 15:25:08.047099  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 5491 15:25:08.174818  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 5492 15:25:08.175480  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 5494 15:25:08.297966  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=fail>
 5495 15:25:08.298590  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=fail
 5497 15:25:08.420549  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=fail>
 5498 15:25:08.421538  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=fail
 5500 15:25:08.544746  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 5501 15:25:08.545404  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 5503 15:25:08.679943  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 5505 15:25:08.681067  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 5506 15:25:08.803065  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 5507 15:25:08.803671  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 5509 15:25:08.932067  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 5510 15:25:08.932659  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 5512 15:25:09.057202  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 5513 15:25:09.057837  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 5515 15:25:09.181043  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 5516 15:25:09.181681  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 5518 15:25:09.305533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 5519 15:25:09.306145  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 5521 15:25:09.431068  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 5522 15:25:09.431662  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 5524 15:25:09.553709  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 5525 15:25:09.554330  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 5527 15:25:09.678588  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 5528 15:25:09.679226  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 5530 15:25:09.801977  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 5531 15:25:09.802610  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 5533 15:25:09.925747  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 5534 15:25:09.926390  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 5536 15:25:10.050512  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 5537 15:25:10.052996  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 5539 15:25:10.176693  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 5540 15:25:10.177143  + set +x
 5541 15:25:10.177571  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 5543 15:25:10.179577  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 8290547_1.6.2.4.5>
 5544 15:25:10.180027  Received signal: <ENDRUN> 1_kselftest-lkdtm 8290547_1.6.2.4.5
 5545 15:25:10.180241  Ending use of test pattern.
 5546 15:25:10.180430  Ending test lava.1_kselftest-lkdtm (8290547_1.6.2.4.5), duration 94.36
 5548 15:25:10.185632  <LAVA_TEST_RUNNER EXIT>
 5549 15:25:10.186071  ok: lava_test_shell seems to have completed
 5550 15:25:10.187578  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
lkdtm.ACCESS_NULL.sh: fail
lkdtm.ACCESS_USERSPACE.sh: fail
lkdtm.ATOMIC_TIMING.sh: skip
lkdtm.BUG.sh: pass
lkdtm.CFI_FORWARD_PROTO.sh: fail
lkdtm.CORRUPT_LIST_ADD.sh: fail
lkdtm.CORRUPT_LIST_DEL.sh: fail
lkdtm.CORRUPT_PAC.sh: skip
lkdtm.CORRUPT_STACK.sh: skip
lkdtm.CORRUPT_STACK_STRONG.sh: skip
lkdtm.DOUBLE_FAULT.sh: skip
lkdtm.EXCEPTION.sh: fail
lkdtm.EXEC_DATA.sh: fail
lkdtm.EXEC_KMALLOC.sh: fail
lkdtm.EXEC_NULL.sh: fail
lkdtm.EXEC_RODATA.sh: fail
lkdtm.EXEC_STACK.sh: fail
lkdtm.EXEC_USERSPACE.sh: fail
lkdtm.EXEC_VMALLOC.sh: fail
lkdtm.EXHAUST_STACK.sh: skip
lkdtm.HARDLOCKUP.sh: skip
lkdtm.HUNG_TASK.sh: skip
lkdtm.LOOP.sh: skip
lkdtm.OVERWRITE_ALLOCATION.sh: skip
lkdtm.PANIC.sh: skip
lkdtm.READ_AFTER_FREE.sh: fail
lkdtm.READ_BUDDY_AFTER_FREE.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh: fail
lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh: fail
lkdtm.REFCOUNT_ADD_OVERFLOW.sh: fail
lkdtm.REFCOUNT_ADD_SATURATED.sh: pass
lkdtm.REFCOUNT_ADD_ZERO.sh: fail
lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_NEGATIVE.sh: pass
lkdtm.REFCOUNT_DEC_SATURATED.sh: pass
lkdtm.REFCOUNT_DEC_ZERO.sh: fail
lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh: fail
lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh: fail
lkdtm.REFCOUNT_INC_OVERFLOW.sh: fail
lkdtm.REFCOUNT_INC_SATURATED.sh: pass
lkdtm.REFCOUNT_INC_ZERO.sh: fail
lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh: pass
lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh: pass
lkdtm.REFCOUNT_TIMING.sh: skip
lkdtm.SLAB_FREE_CROSS.sh: fail
lkdtm.SLAB_FREE_DOUBLE.sh: fail
lkdtm.SLAB_FREE_PAGE.sh: fail
lkdtm.SOFTLOCKUP.sh: skip
lkdtm.SPINLOCKUP.sh: skip
lkdtm.STACKLEAK_ERASING.sh: fail
lkdtm.STACK_GUARD_PAGE_LEADING.sh: fail
lkdtm.STACK_GUARD_PAGE_TRAILING.sh: fail
lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh: skip
lkdtm.UNSET_SMEP.sh: skip
lkdtm.USERCOPY_HEAP_SIZE_FROM.sh: fail
lkdtm.USERCOPY_HEAP_SIZE_TO.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh: fail
lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh: fail
lkdtm.USERCOPY_KERNEL.sh: fail
lkdtm.USERCOPY_STACK_BEYOND.sh: fail
lkdtm.USERCOPY_STACK_FRAME_FROM.sh: fail
lkdtm.USERCOPY_STACK_FRAME_TO.sh: fail
lkdtm.WARNING.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: fail
lkdtm.WRITE_RO.sh: fail
lkdtm.WRITE_RO_AFTER_INIT.sh: fail
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 5551 15:25:10.187926  end: 3.1 lava-test-shell (duration 00:01:36) [common]
 5552 15:25:10.188195  end: 3 lava-test-retry (duration 00:01:36) [common]
 5553 15:25:10.188469  start: 4 finalize (timeout 00:05:24) [common]
 5554 15:25:10.188791  start: 4.1 power-off (timeout 00:00:30) [common]
 5555 15:25:10.189139  Calling: 'nice' '/usr/local/bin/rack-power.sh' 'rack-power-0' '-f' '1'
 5556 15:25:10.220785  >> Software version: 7

 5557 15:25:10.229476  >> Relay states: 0xed

 5558 15:25:10.230327  Returned 0 in 0 seconds
 5559 15:25:10.331516  end: 4.1 power-off (duration 00:00:00) [common]
 5561 15:25:10.332489  start: 4.2 read-feedback (timeout 00:05:24) [common]
 5562 15:25:10.333244  Listened to connection for namespace 'common' for up to 1s
 5563 15:25:10.333950  Listened to connection for namespace 'common' for up to 1s
 5564 15:25:11.336221  Finalising connection for namespace 'common'
 5565 15:25:11.336668  Disconnecting from shell: Finalise
 5566 15:25:11.336909  / # 
 5567 15:25:11.438146  end: 4.2 read-feedback (duration 00:00:01) [common]
 5568 15:25:11.438677  end: 4 finalize (duration 00:00:01) [common]
 5569 15:25:11.439175  Cleaning after the job
 5570 15:25:11.439512  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/ramdisk
 5571 15:25:11.442889  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/kernel
 5572 15:25:11.446574  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/dtb
 5573 15:25:11.447266  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/nfsrootfs
 5574 15:25:11.530180  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8290547/tftp-deploy-ntl07kcq/modules
 5575 15:25:11.535636  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/8290547
 5576 15:25:13.111439  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/8290547
 5577 15:25:13.111934  Job finished correctly