Boot log: imx6q-sabrelite

    1 13:16:23.431661  lava-dispatcher, installed at version: 2022.10
    2 13:16:23.431834  start: 0 validate
    3 13:16:23.431959  Start time: 2022-11-16 13:16:23.431952+00:00 (UTC)
    4 13:16:23.432071  Using caching service: 'http://localhost/cache/?uri=%s'
    5 13:16:23.432196  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221107.1%2Farmhf%2Finitrd.cpio.gz exists
    6 13:16:23.434445  Using caching service: 'http://localhost/cache/?uri=%s'
    7 13:16:23.434580  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.154-cip20-99-g0e320e4d37e4%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 13:16:27.438716  Using caching service: 'http://localhost/cache/?uri=%s'
    9 13:16:27.439383  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.154-cip20-99-g0e320e4d37e4%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 13:16:27.444194  Using caching service: 'http://localhost/cache/?uri=%s'
   11 13:16:27.444781  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20221107.1%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 13:16:27.448915  Using caching service: 'http://localhost/cache/?uri=%s'
   13 13:16:27.449481  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.154-cip20-99-g0e320e4d37e4%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 13:16:28.454087  validate duration: 5.02
   16 13:16:28.454370  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 13:16:28.454467  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 13:16:28.454554  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 13:16:28.454651  Not decompressing ramdisk as can be used compressed.
   20 13:16:28.454731  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221107.1/armhf/initrd.cpio.gz
   21 13:16:28.454794  saving as /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/ramdisk/initrd.cpio.gz
   22 13:16:28.454853  total size: 4018274 (3MB)
   23 13:16:28.455988  progress   0% (0MB)
   24 13:16:28.457156  progress   5% (0MB)
   25 13:16:28.458184  progress  10% (0MB)
   26 13:16:28.459184  progress  15% (0MB)
   27 13:16:28.460221  progress  20% (0MB)
   28 13:16:28.461503  progress  25% (0MB)
   29 13:16:28.462506  progress  30% (1MB)
   30 13:16:28.463489  progress  35% (1MB)
   31 13:16:28.464621  progress  40% (1MB)
   32 13:16:28.465643  progress  45% (1MB)
   33 13:16:28.466629  progress  50% (1MB)
   34 13:16:28.467613  progress  55% (2MB)
   35 13:16:28.468592  progress  60% (2MB)
   36 13:16:28.469606  progress  65% (2MB)
   37 13:16:28.470588  progress  70% (2MB)
   38 13:16:28.471568  progress  75% (2MB)
   39 13:16:28.472742  progress  80% (3MB)
   40 13:16:28.473720  progress  85% (3MB)
   41 13:16:28.474705  progress  90% (3MB)
   42 13:16:28.475686  progress  95% (3MB)
   43 13:16:28.476719  progress 100% (3MB)
   44 13:16:28.476958  3MB downloaded in 0.02s (173.41MB/s)
   45 13:16:28.477113  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 13:16:28.477353  end: 1.1 download-retry (duration 00:00:00) [common]
   48 13:16:28.477440  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 13:16:28.477524  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 13:16:28.477626  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.154-cip20-99-g0e320e4d37e4/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 13:16:28.477694  saving as /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/kernel/zImage
   52 13:16:28.477754  total size: 12456448 (11MB)
   53 13:16:28.477812  No compression specified
   54 13:16:28.478928  progress   0% (0MB)
   55 13:16:28.482192  progress   5% (0MB)
   56 13:16:28.485243  progress  10% (1MB)
   57 13:16:28.488234  progress  15% (1MB)
   58 13:16:28.491293  progress  20% (2MB)
   59 13:16:28.494339  progress  25% (3MB)
   60 13:16:28.497340  progress  30% (3MB)
   61 13:16:28.500332  progress  35% (4MB)
   62 13:16:28.503354  progress  40% (4MB)
   63 13:16:28.506386  progress  45% (5MB)
   64 13:16:28.509418  progress  50% (5MB)
   65 13:16:28.512466  progress  55% (6MB)
   66 13:16:28.515494  progress  60% (7MB)
   67 13:16:28.518474  progress  65% (7MB)
   68 13:16:28.521469  progress  70% (8MB)
   69 13:16:28.524412  progress  75% (8MB)
   70 13:16:28.527377  progress  80% (9MB)
   71 13:16:28.530351  progress  85% (10MB)
   72 13:16:28.533318  progress  90% (10MB)
   73 13:16:28.536257  progress  95% (11MB)
   74 13:16:28.539215  progress 100% (11MB)
   75 13:16:28.539391  11MB downloaded in 0.06s (192.75MB/s)
   76 13:16:28.539539  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 13:16:28.539773  end: 1.2 download-retry (duration 00:00:00) [common]
   79 13:16:28.539865  start: 1.3 download-retry (timeout 00:10:00) [common]
   80 13:16:28.539949  start: 1.3.1 http-download (timeout 00:10:00) [common]
   81 13:16:28.540055  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.154-cip20-99-g0e320e4d37e4/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 13:16:28.540121  saving as /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb
   83 13:16:28.540180  total size: 42449 (0MB)
   84 13:16:28.540238  No compression specified
   85 13:16:28.541392  progress  77% (0MB)
   86 13:16:28.541656  progress 100% (0MB)
   87 13:16:28.541825  0MB downloaded in 0.00s (24.66MB/s)
   88 13:16:28.541952  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 13:16:28.542191  end: 1.3 download-retry (duration 00:00:00) [common]
   91 13:16:28.542278  start: 1.4 download-retry (timeout 00:10:00) [common]
   92 13:16:28.542363  start: 1.4.1 http-download (timeout 00:10:00) [common]
   93 13:16:28.542457  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221107.1/armhf/full.rootfs.tar.xz
   94 13:16:28.542524  saving as /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/nfsrootfs/full.rootfs.tar
   95 13:16:28.542585  total size: 195788804 (186MB)
   96 13:16:28.542646  Using unxz to decompress xz
   97 13:16:28.545735  progress   0% (0MB)
   98 13:16:29.075870  progress   5% (9MB)
   99 13:16:29.579000  progress  10% (18MB)
  100 13:16:30.132299  progress  15% (28MB)
  101 13:16:30.509601  progress  20% (37MB)
  102 13:16:30.804719  progress  25% (46MB)
  103 13:16:31.346284  progress  30% (56MB)
  104 13:16:31.876541  progress  35% (65MB)
  105 13:16:32.418886  progress  40% (74MB)
  106 13:16:32.960589  progress  45% (84MB)
  107 13:16:33.517011  progress  50% (93MB)
  108 13:16:34.114133  progress  55% (102MB)
  109 13:16:34.779066  progress  60% (112MB)
  110 13:16:34.911960  progress  65% (121MB)
  111 13:16:35.073708  progress  70% (130MB)
  112 13:16:35.171970  progress  75% (140MB)
  113 13:16:35.242044  progress  80% (149MB)
  114 13:16:35.314940  progress  85% (158MB)
  115 13:16:35.423952  progress  90% (168MB)
  116 13:16:35.715592  progress  95% (177MB)
  117 13:16:36.298668  progress 100% (186MB)
  118 13:16:36.303469  186MB downloaded in 7.76s (24.06MB/s)
  119 13:16:36.303760  end: 1.4.1 http-download (duration 00:00:08) [common]
  121 13:16:36.304043  end: 1.4 download-retry (duration 00:00:08) [common]
  122 13:16:36.304138  start: 1.5 download-retry (timeout 00:09:52) [common]
  123 13:16:36.304231  start: 1.5.1 http-download (timeout 00:09:52) [common]
  124 13:16:36.304345  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.154-cip20-99-g0e320e4d37e4/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 13:16:36.304419  saving as /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/modules/modules.tar
  126 13:16:36.304482  total size: 7361712 (7MB)
  127 13:16:36.304548  Using unxz to decompress xz
  128 13:16:36.307761  progress   0% (0MB)
  129 13:16:36.324205  progress   5% (0MB)
  130 13:16:36.342677  progress  10% (0MB)
  131 13:16:36.362632  progress  15% (1MB)
  132 13:16:36.384113  progress  20% (1MB)
  133 13:16:36.406276  progress  25% (1MB)
  134 13:16:36.426558  progress  30% (2MB)
  135 13:16:36.446652  progress  35% (2MB)
  136 13:16:36.467292  progress  40% (2MB)
  137 13:16:36.489015  progress  45% (3MB)
  138 13:16:36.509180  progress  50% (3MB)
  139 13:16:36.528509  progress  55% (3MB)
  140 13:16:36.550086  progress  60% (4MB)
  141 13:16:36.572896  progress  65% (4MB)
  142 13:16:36.592745  progress  70% (4MB)
  143 13:16:36.612820  progress  75% (5MB)
  144 13:16:36.633496  progress  80% (5MB)
  145 13:16:36.655699  progress  85% (5MB)
  146 13:16:36.677562  progress  90% (6MB)
  147 13:16:36.697288  progress  95% (6MB)
  148 13:16:36.717749  progress 100% (7MB)
  149 13:16:36.723712  7MB downloaded in 0.42s (16.75MB/s)
  150 13:16:36.723976  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 13:16:36.724247  end: 1.5 download-retry (duration 00:00:00) [common]
  153 13:16:36.724345  start: 1.6 prepare-tftp-overlay (timeout 00:09:52) [common]
  154 13:16:36.724441  start: 1.6.1 extract-nfsrootfs (timeout 00:09:52) [common]
  155 13:16:38.753508  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1
  156 13:16:38.753718  end: 1.6.1 extract-nfsrootfs (duration 00:00:02) [common]
  157 13:16:38.753816  start: 1.6.2 lava-overlay (timeout 00:09:50) [common]
  158 13:16:38.753947  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb
  159 13:16:38.754045  makedir: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin
  160 13:16:38.754128  makedir: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/tests
  161 13:16:38.754206  makedir: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/results
  162 13:16:38.754300  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-add-keys
  163 13:16:38.754429  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-add-sources
  164 13:16:38.754543  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-background-process-start
  165 13:16:38.754655  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-background-process-stop
  166 13:16:38.754763  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-common-functions
  167 13:16:38.754870  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-echo-ipv4
  168 13:16:38.754978  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-install-packages
  169 13:16:38.755084  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-installed-packages
  170 13:16:38.755190  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-os-build
  171 13:16:38.755297  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-probe-channel
  172 13:16:38.755403  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-probe-ip
  173 13:16:38.755508  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-target-ip
  174 13:16:38.755612  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-target-mac
  175 13:16:38.755717  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-target-storage
  176 13:16:38.755824  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-case
  177 13:16:38.755932  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-event
  178 13:16:38.756037  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-feedback
  179 13:16:38.756141  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-raise
  180 13:16:38.756245  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-reference
  181 13:16:38.756349  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-runner
  182 13:16:38.756455  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-set
  183 13:16:38.756559  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-test-shell
  184 13:16:38.756670  Updating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-add-keys (debian)
  185 13:16:38.756816  Updating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-add-sources (debian)
  186 13:16:38.756926  Updating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-install-packages (debian)
  187 13:16:38.757034  Updating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-installed-packages (debian)
  188 13:16:38.757142  Updating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/bin/lava-os-build (debian)
  189 13:16:38.757236  Creating /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/environment
  190 13:16:38.757323  LAVA metadata
  191 13:16:38.757387  - LAVA_JOB_ID=8000355
  192 13:16:38.757449  - LAVA_DISPATCHER_IP=192.168.201.1
  193 13:16:38.757543  start: 1.6.2.1 ssh-authorize (timeout 00:09:50) [common]
  194 13:16:38.757723  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 13:16:38.757811  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:50) [common]
  196 13:16:38.757875  skipped lava-vland-overlay
  197 13:16:38.757950  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 13:16:38.758028  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:50) [common]
  199 13:16:38.758089  skipped lava-multinode-overlay
  200 13:16:38.758161  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 13:16:38.758239  start: 1.6.2.4 test-definition (timeout 00:09:50) [common]
  202 13:16:38.758308  Loading test definitions
  203 13:16:38.758394  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:50) [common]
  204 13:16:38.758462  Using /lava-8000355 at stage 0
  205 13:16:38.758687  uuid=8000355_1.6.2.4.1 testdef=None
  206 13:16:38.758774  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 13:16:38.758857  start: 1.6.2.4.2 test-overlay (timeout 00:09:50) [common]
  208 13:16:38.759275  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 13:16:38.759501  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:50) [common]
  211 13:16:38.759986  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 13:16:38.760219  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:50) [common]
  214 13:16:38.760793  runner path: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/0/tests/0_timesync-off test_uuid 8000355_1.6.2.4.1
  215 13:16:38.760941  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 13:16:38.761170  start: 1.6.2.4.5 git-repo-action (timeout 00:09:50) [common]
  218 13:16:38.761243  Using /lava-8000355 at stage 0
  219 13:16:38.761337  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 13:16:38.761415  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/0/tests/1_kselftest-lkdtm'
  221 13:16:44.675340  Running '/usr/bin/git checkout kernelci.org
  222 13:16:44.814254  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 13:16:44.815143  uuid=8000355_1.6.2.4.5 testdef=None
  224 13:16:44.815334  end: 1.6.2.4.5 git-repo-action (duration 00:00:06) [common]
  226 13:16:44.815676  start: 1.6.2.4.6 test-overlay (timeout 00:09:44) [common]
  227 13:16:44.816758  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 13:16:44.817096  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:44) [common]
  230 13:16:44.818508  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 13:16:44.818857  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:44) [common]
  233 13:16:44.820147  runner path: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/0/tests/1_kselftest-lkdtm test_uuid 8000355_1.6.2.4.5
  234 13:16:44.820268  BOARD='imx6q-sabrelite'
  235 13:16:44.820361  BRANCH='cip-gitlab'
  236 13:16:44.820449  SKIPFILE='skipfile-lkft.yaml'
  237 13:16:44.820534  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.154-cip20-99-g0e320e4d37e4/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  238 13:16:44.820624  TST_CASENAME=''
  239 13:16:44.820731  TST_CMDFILES='lkdtm'
  240 13:16:44.820927  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  242 13:16:44.821257  Creating lava-test-runner.conf files
  243 13:16:44.821350  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/8000355/lava-overlay-d8vy7rkb/lava-8000355/0 for stage 0
  244 13:16:44.821461  - 0_timesync-off
  245 13:16:44.821558  - 1_kselftest-lkdtm
  246 13:16:44.821686  end: 1.6.2.4 test-definition (duration 00:00:06) [common]
  247 13:16:44.821812  start: 1.6.2.5 compress-overlay (timeout 00:09:44) [common]
  248 13:16:52.186962  end: 1.6.2.5 compress-overlay (duration 00:00:07) [common]
  249 13:16:52.187118  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:36) [common]
  250 13:16:52.187222  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  251 13:16:52.187329  end: 1.6.2 lava-overlay (duration 00:00:13) [common]
  252 13:16:52.187421  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:36) [common]
  253 13:16:52.252486  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  254 13:16:52.252876  start: 1.6.4 extract-modules (timeout 00:09:36) [common]
  255 13:16:52.252990  extracting modules file /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1
  256 13:16:52.349552  extracting modules file /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/modules/modules.tar to /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk
  257 13:16:52.443893  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  258 13:16:52.444063  start: 1.6.5 apply-overlay-tftp (timeout 00:09:36) [common]
  259 13:16:52.444158  [common] Applying overlay to NFS
  260 13:16:52.444233  [common] Applying overlay /var/lib/lava/dispatcher/tmp/8000355/compress-overlay-fhhz3eag/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1
  261 13:16:52.894049  end: 1.6.5 apply-overlay-tftp (duration 00:00:00) [common]
  262 13:16:52.894223  start: 1.6.6 prepare-kernel (timeout 00:09:36) [common]
  263 13:16:52.894328  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:36) [common]
  264 13:16:52.894430  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  265 13:16:52.894515  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  266 13:16:52.894603  start: 1.6.7 configure-preseed-file (timeout 00:09:36) [common]
  267 13:16:52.894688  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  268 13:16:52.894776  start: 1.6.8 compress-ramdisk (timeout 00:09:36) [common]
  269 13:16:52.894853  Building ramdisk /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk
  270 13:16:52.996500  >> 79867 blocks

  271 13:16:54.428005  Adding RAMdisk u-boot header.
  272 13:16:54.428358  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk.cpio.gz.uboot
  273 13:16:54.459478  output: Image Name:   
  274 13:16:54.459809  output: Created:      Wed Nov 16 13:16:54 2022
  275 13:16:54.459888  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  276 13:16:54.459982  output: Data Size:    15265706 Bytes = 14907.92 KiB = 14.56 MiB
  277 13:16:54.460047  output: Load Address: 00000000
  278 13:16:54.460108  output: Entry Point:  00000000
  279 13:16:54.460168  output: 
  280 13:16:54.460272  rename /var/lib/lava/dispatcher/tmp/8000355/extract-overlay-ramdisk-ndp0w3v3/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  281 13:16:54.460466  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  282 13:16:54.460583  end: 1.6 prepare-tftp-overlay (duration 00:00:18) [common]
  283 13:16:54.460712  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:34) [common]
  284 13:16:54.460834  No LXC device requested
  285 13:16:54.460947  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  286 13:16:54.461064  start: 1.8 deploy-device-env (timeout 00:09:34) [common]
  287 13:16:54.461172  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  288 13:16:54.461268  Checking files for TFTP limit of 4294967296 bytes.
  289 13:16:54.461758  end: 1 tftp-deploy (duration 00:00:26) [common]
  290 13:16:54.461866  start: 2 uboot-action (timeout 00:05:00) [common]
  291 13:16:54.461968  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  292 13:16:54.462054  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  293 13:16:54.462142  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  294 13:16:54.462301  substitutions:
  295 13:16:54.462373  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  296 13:16:54.462440  - {DTB_ADDR}: 0x13f00000
  297 13:16:54.462501  - {DTB}: 8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb
  298 13:16:54.462561  - {INITRD}: 8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  299 13:16:54.462619  - {KERNEL_ADDR}: 0x10000000
  300 13:16:54.462677  - {KERNEL}: 8000355/tftp-deploy-dvx3dram/kernel/zImage
  301 13:16:54.462735  - {LAVA_MAC}: None
  302 13:16:54.462821  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1
  303 13:16:54.462880  - {NFS_SERVER_IP}: 192.168.201.1
  304 13:16:54.462937  - {PRESEED_CONFIG}: None
  305 13:16:54.462993  - {PRESEED_LOCAL}: None
  306 13:16:54.463049  - {RAMDISK_ADDR}: 0x14000000
  307 13:16:54.463107  - {RAMDISK}: 8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  308 13:16:54.463164  - {ROOT_PART}: None
  309 13:16:54.463219  - {ROOT}: None
  310 13:16:54.463275  - {SERVER_IP}: 192.168.201.1
  311 13:16:54.463330  - {TEE_ADDR}: 0x83000000
  312 13:16:54.463386  - {TEE}: None
  313 13:16:54.463441  Parsed boot commands:
  314 13:16:54.463496  - setenv autoload no
  315 13:16:54.463554  - setenv initrd_high 0xffffffff
  316 13:16:54.463610  - setenv fdt_high 0xffffffff
  317 13:16:54.463666  - dhcp
  318 13:16:54.463722  - setenv serverip 192.168.201.1
  319 13:16:54.463777  - tftp 0x10000000 8000355/tftp-deploy-dvx3dram/kernel/zImage
  320 13:16:54.463834  - tftp 0x14000000 8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  321 13:16:54.463891  - setenv initrd_size ${filesize}
  322 13:16:54.463946  - tftp 0x13f00000 8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb
  323 13:16:54.464003  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1,tcp,hard  ip=dhcp'
  324 13:16:54.464062  - bootz 0x10000000 0x14000000 0x13f00000
  325 13:16:54.464137  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  327 13:16:54.464369  start: 2.3 connect-device (timeout 00:05:00) [common]
  328 13:16:54.464443  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-4'
  329 13:16:54.467140  Setting prompt string to ['lava-test: # ']
  330 13:16:54.467418  end: 2.3 connect-device (duration 00:00:00) [common]
  331 13:16:54.467531  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  332 13:16:54.467628  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  333 13:16:54.467722  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  334 13:16:54.467885  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=2' '--command=reboot'
  335 13:16:54.485907  >> Command sent successfully.

  336 13:16:54.487676  Returned 0 in 0 seconds
  337 13:16:54.588699  end: 2.4.1.1 pdu-reboot (duration 00:00:00) [common]
  339 13:16:54.589513  end: 2.4.1 reset-device (duration 00:00:00) [common]
  340 13:16:54.589822  start: 2.4.2 bootloader-interrupt (timeout 00:05:00) [common]
  341 13:16:54.590106  Setting prompt string to ['Hit any key to stop autoboot']
  342 13:16:54.590355  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  343 13:16:54.591141  [Enter `^Ec?' for help]
  344 13:17:02.021631  
  345 13:17:02.022193  
  346 13:17:02.022549  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)
  347 13:17:02.022900  
  348 13:17:02.023219  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz
  349 13:17:02.023542  Reset cause: POR
  350 13:17:02.023850  Model: Freescale i.MX6 Quad SABRE Lite Board
  351 13:17:02.024154  Board: SABRE Lite
  352 13:17:02.024451  I2C:   ready
  353 13:17:02.024857  DRAM:  1 GiB
  354 13:17:02.069218  MMC:   FSL_SDHC: 0, FSL_SDHC: 1
  355 13:17:02.117506  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB
  356 13:17:02.118077  *** Warning - bad CRC, using default environment
  357 13:17:02.118443  
  358 13:17:02.118781  In:    serial
  359 13:17:02.119099  Out:   serial
  360 13:17:02.119410  Err:   serial
  361 13:17:02.119709  Net:   using phy at 7
  362 13:17:02.138230  FEC [PRIME], usb_ether
  363 13:17:02.138769  Error: usb_ether address not set.
  364 13:17:02.139123  
  365 13:17:02.139457  starting USB...
  366 13:17:02.139780  Bus usb@2184000: usb dr_mode not found
  367 13:17:02.186277  Bus usb@2184200: USB EHCI 1.00
  368 13:17:05.220917  scanning bus usb@2184000 for devices... 1 USB Device(s) found
  369 13:17:10.379142  scanning bus usb@2184200 for devices... 2 USB Device(s) found
  370 13:17:10.379697         scanning usb for storage devices... 0 Storage Device(s) found
  371 13:17:10.380049         scanning usb for ethernet devices... 0 Ethernet Device(s) found
  372 13:17:12.024382  Couldn't find partition mmc 0:1
  373 13:17:12.024952  Error selecting device
  374 13:17:12.056159  File System is consistent
  375 13:17:12.088255  file found, deleting
  376 13:17:12.311804  File System is consistent
  378 13:17:12.491051  Hit any key to stop autoboot:  3 
  379 13:17:12.491849  end: 2.4.2 bootloader-interrupt (duration 00:00:18) [common]
  380 13:17:12.492385  start: 2.4.3 bootloader-commands (timeout 00:04:42) [common]
  381 13:17:12.492851  Setting prompt string to ['=>']
  382 13:17:12.493258  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:42)
  383 13:17:12.503425   0 
  384 13:17:12.504438  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']
  385 13:17:12.504905  Sending with 10 millisecond of delay
  387 13:17:13.650667  => setenv autoload no
  388 13:17:13.661698  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)
  389 13:17:13.666160  setenv autoload no
  390 13:17:13.666822  Sending with 10 millisecond of delay
  392 13:17:15.481618  => setenv initrd_high 0xffffffff
  393 13:17:15.492551  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:39)
  394 13:17:15.493479  setenv initrd_high 0xffffffff
  395 13:17:15.494129  Sending with 10 millisecond of delay
  397 13:17:17.125600  => setenv fdt_high 0xffffffff
  398 13:17:17.136396  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:37)
  399 13:17:17.137333  setenv fdt_high 0xffffffff
  400 13:17:17.137971  Sending with 10 millisecond of delay
  402 13:17:17.432142  => dhcp
  403 13:17:17.442889  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:37)
  404 13:17:17.443614  dhcp
  405 13:17:17.557053  BOOTP broadcast 1
  406 13:17:17.557606  DHCP client bound to address 192.168.201.34 (3 ms)
  407 13:17:17.558212  Sending with 10 millisecond of delay
  409 13:17:19.370992  => setenv serverip 192.168.201.1
  410 13:17:19.381234  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 00:04:35)
  411 13:17:19.381418  setenv serverip 192.168.201.1
  412 13:17:19.381687  Sending with 10 millisecond of delay
  414 13:17:22.935598  => tftp 0x10000000 8000355/tftp-deploy-dvx3dram/kernel/zImage
  415 13:17:22.946520  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 00:04:32)
  416 13:17:22.947490  tftp 0x10000000 8000355/tftp-deploy-dvx3dram/kernel/zImage
  417 13:17:23.064044  Using FEC device
  418 13:17:23.064217  TFTP from server 192.168.201.1; our IP address is 192.168.201.34
  419 13:17:23.064285  Filename '8000355/tftp-deploy-dvx3dram/kernel/zImage'.
  420 13:17:23.064377  Load address: 0x10000000
  421 13:17:23.143827  Loading: *#################################################################
  422 13:17:23.207715  	 #################################################################
  423 13:17:23.287587  	 #################################################################
  424 13:17:23.351426  	 #################################################################
  425 13:17:23.433742  	 #################################################################
  426 13:17:23.495113  	 #################################################################
  427 13:17:23.511147  
  428 13:17:23.575000  	 #################################################################
  429 13:17:23.654827  	 #################################################################
  430 13:17:23.718818  	 #################################################################
  431 13:17:23.798595  	 #################################################################
  432 13:17:23.862550  	 #################################################################
  433 13:17:23.942282  	 #################################################################
  434 13:17:24.006262  	 #################################################################
  435 13:17:24.030956  	 ####
  436 13:17:24.031494  	 12.4 MiB/s
  437 13:17:24.031842  done
  438 13:17:24.032165  Bytes transferred = 12456448 (be1200 hex)
  439 13:17:24.032809  Sending with 10 millisecond of delay
  441 13:17:28.562462  => tftp 0x14000000 8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  442 13:17:28.573308  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:26)
  443 13:17:28.574269  tftp 0x14000000 8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot
  444 13:17:28.696974  Using FEC device
  445 13:17:28.697505  TFTP from server 192.168.201.1; our IP address is 192.168.201.34
  446 13:17:28.697853  Filename '8000355/tftp-deploy-dvx3dram/ramdisk/ramdisk.cpio.gz.uboot'.
  447 13:17:28.698181  Load address: 0x14000000
  448 13:17:28.776387  Loading: *#################################################################
  449 13:17:28.856263  	 #################################################################
  450 13:17:28.936070  	 #################################################################
  451 13:17:29.015941  	 #################################################################
  452 13:17:29.095806  	 #################################################################
  453 13:17:29.159697  	 #################################################################
  454 13:17:29.239566  	 #################################################################
  455 13:17:29.303438  	 #################################################################
  456 13:17:29.383318  	 #################################################################
  457 13:17:29.447169  	 #################################################################
  458 13:17:29.527034  	 #################################################################
  459 13:17:29.590868  	 #################################################################
  460 13:17:29.670881  	 #################################################################
  461 13:17:29.734688  	 #################################################################
  462 13:17:29.814668  	 #################################################################
  463 13:17:29.878609  	 #################################################################
  464 13:17:29.878698  	 
  465 13:17:29.878767  	 12.2 MiB/s
  466 13:17:29.878833  done
  467 13:17:29.894938  Bytes transferred = 15265770 (e8efea hex)
  468 13:17:29.895320  Sending with 10 millisecond of delay
  470 13:17:31.768841  => setenv initrd_size ${filesize}
  471 13:17:31.779632  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:23)
  472 13:17:31.780519  setenv initrd_size ${filesize}
  473 13:17:31.781193  Sending with 10 millisecond of delay
  475 13:17:35.964210  => tftp 0x13f00000 8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb
  476 13:17:35.975208  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)
  477 13:17:35.980853  tftp 0x13f00000 8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb
  478 13:17:36.114425  Using FEC device
  479 13:17:36.114992  TFTP from server 192.168.201.1; our IP address is 192.168.201.34
  480 13:17:36.115458  Filename '8000355/tftp-deploy-dvx3dram/dtb/imx6q-sabrelite.dtb'.
  481 13:17:36.115890  Load address: 0x13f00000
  482 13:17:36.116302  Loading: *###
  483 13:17:36.116748  	 4.5 MiB/s
  484 13:17:36.117158  done
  485 13:17:36.117559  Bytes transferred = 42449 (a5d1 hex)
  486 13:17:36.118229  Sending with 10 millisecond of delay
  488 13:17:46.076223  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1,tcp,hard  ip=dhcp'
  489 13:17:46.087283  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)
  490 13:17:46.088205  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1,tcp,hard  ip=dhcp'
  491 13:17:46.088861  Sending with 10 millisecond of delay
  493 13:17:48.453186  => bootz 0x10000000 0x14000000 0x13f00000
  494 13:17:48.464110  Setting prompt string to 'Starting kernel'
  495 13:17:48.464695  Setting prompt string to ['Starting kernel']
  496 13:17:48.465075  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']
  497 13:17:48.465453  bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:06)
  498 13:17:48.497386  bootz 0x10000000 0x14000000 0x13f00000
  499 13:17:48.497874  Kernel image @ 0x10000000 [ 0x000000 - 0xbe1200 ]
  500 13:17:48.498189  ## Loading init Ramdisk from Legacy Image at 14000000 ...
  501 13:17:48.498481     Image Name:   
  502 13:17:48.498757     Image Type:   ARM Linux RAMDisk Image (uncompressed)
  503 13:17:48.499026     Data Size:    15265706 Bytes = 14.6 MiB
  504 13:17:48.499288     Load Address: 00000000
  505 13:17:48.499549     Entry Point:  00000000
  506 13:17:48.657530     Verifying Checksum ... OK
  507 13:17:48.685402  ## Flattened Device Tree blob at 13f00000
  508 13:17:48.685935     Booting using the fdt blob at 0x13f00000
  509 13:17:48.686280     Using Device Tree in place at 13f00000, end 13f0d5d0
  510 13:17:48.686601  
  511 13:17:48.686914  Starting kernel ...
  512 13:17:48.687214  
  513 13:17:48.687951  end: 2.4.3 bootloader-commands (duration 00:00:36) [common]
  514 13:17:48.688409  start: 2.4.4 auto-login-action (timeout 00:04:06) [common]
  515 13:17:48.688809  Setting prompt string to ['Linux version [0-9]']
  516 13:17:48.689168  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']
  517 13:17:48.689536  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)
  518 13:17:57.395422  [    0.000000] Booting Linux on physical CPU 0x0
  519 13:17:57.395978  [    0.000000] Linux version 5.10.155-cip20 (KernelCI@build-j517753-arm-gcc-10-multi-v7-defconfig-kselftest-td97n) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Nov 16 12:58:07 UTC 2022
  520 13:17:57.396356  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d
  521 13:17:57.396711  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  522 13:17:57.397480  start: 2.4.4.1 login-action (timeout 00:03:57) [common]
  523 13:17:57.397922  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.
  524 13:17:57.398354  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
  525 13:17:57.398735  Using line separator: #'\n'#
  526 13:17:57.399054  No login prompt set.
  527 13:17:57.399373  Parsing kernel messages
  528 13:17:57.399672  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
  529 13:17:57.400192  [login-action] Waiting for messages, (timeout 00:03:57)
  530 13:17:57.438442  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board
  531 13:17:57.438629  [    0.000000] Memory policy: Data cache writealloc
  532 13:17:57.438733  [    0.000000] efi: UEFI not found.
  533 13:17:57.438830  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring
  534 13:17:57.438924  [    0.000000] cma: Reserved 64 MiB at 0x4c000000
  535 13:17:57.439016  [    0.000000] Zone ranges:
  536 13:17:57.439105  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]
  537 13:17:57.439194  [    0.000000]   Normal   empty
  538 13:17:57.439281  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]
  539 13:17:57.482619  [    0.000000] Movable zone start for each node
  540 13:17:57.483159  [    0.000000] Early memory node ranges
  541 13:17:57.483508  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]
  542 13:17:57.483831  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]
  543 13:17:57.484144  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
  544 13:17:57.484448  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608
  545 13:17:57.525911  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1,tcp,hard  ip=dhcp
  546 13:17:57.526442  [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
  547 13:17:57.526769  [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
  548 13:17:57.527066  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  549 13:17:57.527353  [    0.000000] Memory: 921612K/1048576K available (17408K kernel code, 2654K rwdata, 8120K rodata, 2048K init, 6693K bss, 61428K reserved, 65536K cma-reserved, 196608K highmem)
  550 13:17:57.569573  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
  551 13:17:57.570114  [    0.000000] ftrace: allocating 56070 entries in 165 pages
  552 13:17:57.570463  [    0.000000] ftrace: allocated 165 pages with 4 groups
  553 13:17:57.570786  [    0.000000] Running RCU self tests
  554 13:17:57.571097  [    0.000000] rcu: Hierarchical RCU implementation.
  555 13:17:57.571398  [    0.000000] rcu: 	RCU event tracing is enabled.
  556 13:17:57.571695  [    0.000000] rcu: 	RCU lockdep checking is enabled.
  557 13:17:57.571990  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.
  558 13:17:57.612813  [    0.000000] 	Rude variant of Tasks RCU enabled.
  559 13:17:57.613332  [    0.000000] 	Tracing variant of Tasks RCU enabled.
  560 13:17:57.613682  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
  561 13:17:57.614009  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
  562 13:17:57.614320  [    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
  563 13:17:57.614625  [    0.000000] L2C-310 errata 752271 769419 enabled
  564 13:17:57.614922  [    0.000000] L2C-310 enabling early BRESP for Cortex-A9
  565 13:17:57.615217  [    0.000000] L2C-310 full line of zeros enabled for Cortex-A9
  566 13:17:57.656336  [    0.000000] L2C-310 ID prefetch enabled, offset 16 lines
  567 13:17:57.656876  [    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled
  568 13:17:57.657269  [    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB
  569 13:17:57.657601  [    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001
  570 13:17:57.657911  [    0.000000] Switching to timer-based delay loop, resolution 333ns
  571 13:17:57.658213  [    0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns
  572 13:17:57.700021  [    0.000042] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns
  573 13:17:57.700534  [    0.004563] Console: colour dummy device 80x30
  574 13:17:57.700945  [    0.004627] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  575 13:17:57.701275  [    0.004657] ... MAX_LOCKDEP_SUBCLASSES:  8
  576 13:17:57.701586  [    0.004685] ... MAX_LOCK_DEPTH:          48
  577 13:17:57.701886  [    0.004711] ... MAX_LOCKDEP_KEYS:        8192
  578 13:17:57.702184  [    0.004738] ... CLASSHASH_SIZE:          4096
  579 13:17:57.702472  [    0.004765] ... MAX_LOCKDEP_ENTRIES:     32768
  580 13:17:57.702757  [    0.004791] ... MAX_LOCKDEP_CHAINS:      65536
  581 13:17:57.744026  [    0.004819] ... CHAINHASH_SIZE:          32768
  582 13:17:57.744565  [    0.004845]  memory used by lock dependency info: 4061 kB
  583 13:17:57.744938  [    0.004872]  memory used for stack traces: 2112 kB
  584 13:17:57.745263  [    0.004898]  per task-struct memory footprint: 1536 bytes
  585 13:17:57.745574  [    0.004996] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)
  586 13:17:57.745882  [    0.005048] pid_max: default: 32768 minimum: 301
  587 13:17:57.746174  [    0.005426] LSM: Security Framework initializing
  588 13:17:57.746463  [    0.005542] LSM support for eBPF active
  589 13:17:57.787349  [    0.005686] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  590 13:17:57.787856  [    0.005739] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  591 13:17:57.788210  [    0.008318] CPU: Testing write buffer coherency: ok
  592 13:17:57.788535  [    0.008438] CPU0: Spectre v2: using BPIALL workaround
  593 13:17:57.788882  [    0.009534] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
  594 13:17:57.789190  [    0.013480] Setting up static identity map for 0x10300000 - 0x103000ac
  595 13:17:57.789491  [    0.015941] rcu: Hierarchical SRCU implementation.
  596 13:17:57.831202  [    0.025605] EFI services will not be available.
  597 13:17:57.831705  [    0.026931] smp: Bringing up secondary CPUs ...
  598 13:17:57.832020  [    0.030322] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
  599 13:17:57.832357  [    0.030338] CPU1: Spectre v2: using BPIALL workaround
  600 13:17:57.832688  [    0.034409] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002
  601 13:17:57.832997  [    0.034425] CPU2: Spectre v2: using BPIALL workaround
  602 13:17:57.833294  [    0.038140] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003
  603 13:17:57.833585  [    0.038156] CPU3: Spectre v2: using BPIALL workaround
  604 13:17:57.833874  [    0.039143] smp: Brought up 1 node, 4 CPUs
  605 13:17:57.874674  [    0.039188] SMP: Total of 4 processors activated (24.00 BogoMIPS).
  606 13:17:57.875217  [    0.039224] CPU: All CPU(s) started in SVC mode.
  607 13:17:57.875566  [    0.041867] devtmpfs: initialized
  608 13:17:57.875890  [    0.099432] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4
  609 13:17:57.876204  [    0.102107] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
  610 13:17:57.876511  [    0.102184] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
  611 13:17:57.876848  [    0.106965] pinctrl core: initialized pinctrl subsystem
  612 13:17:57.918286  [    0.114035] DMI not present or invalid.
  613 13:17:57.918826  [    0.116347] NET: Registered protocol family 16
  614 13:17:57.919174  [    0.128475] DMA: preallocated 256 KiB pool for atomic coherent allocations
  615 13:17:57.919501  [    0.138061] thermal_sys: Registered thermal governor 'step_wise'
  616 13:17:57.919812  [    0.138622] cpuidle: using governor menu
  617 13:17:57.920112  [    0.139215] CPU identified as i.MX6Q, silicon rev 1.2
  618 13:17:57.920408  [    0.908250] vdd1p1: supplied by regulator-dummy
  619 13:17:57.920722  [    0.941140] vdd3p0: supplied by regulator-dummy
  620 13:17:57.921014  [    0.973490] vdd2p5: supplied by regulator-dummy
  621 13:17:57.961706  [    1.005840] vddarm: supplied by regulator-dummy
  622 13:17:57.962245  [    1.039211] vddpu: supplied by regulator-dummy
  623 13:17:57.962595  [    1.070652] vddsoc: supplied by regulator-dummy
  624 13:17:57.962919  [    2.443691] No ATAGs?
  625 13:17:57.963228  [    2.444459] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.
  626 13:17:57.963533  [    2.444541] hw-breakpoint: maximum watchpoint size is 4 bytes.
  627 13:17:57.963834  [    2.464539] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver
  628 13:17:57.964126  [    2.494250] Serial: AMBA PL011 UART driver
  629 13:17:58.005240  [    2.560368] Kprobes globally optimized
  630 13:17:58.005750  [    2.681016] iommu: Default domain type: Translated 
  631 13:17:58.006103  [    2.683161] vgaarb: loaded
  632 13:17:58.006428  [    2.688046] SCSI subsystem initialized
  633 13:17:58.006737  [    2.690315] usbcore: registered new interface driver usbfs
  634 13:17:58.007039  [    2.690621] usbcore: registered new interface driver hub
  635 13:17:58.007332  [    2.690859] usbcore: registered new device driver usb
  636 13:17:58.007624  [    2.698659] i2c i2c-0: IMX I2C adapter registered
  637 13:17:58.007913  [    2.705780] i2c i2c-1: IMX I2C adapter registered
  638 13:17:58.008202  [    2.710492] i2c i2c-2: IMX I2C adapter registered
  639 13:17:58.049109  [    2.715134] pps_core: LinuxPPS API ver. 1 registered
  640 13:17:58.049647  [    2.715177] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  641 13:17:58.050001  [    2.715282] PTP clock support registered
  642 13:17:58.050326  [    2.733463] clocksource: Switched to clocksource mxc_timer1
  643 13:17:58.050636  [    4.495564] NET: Registered protocol family 2
  644 13:17:58.050936  [    4.496390] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
  645 13:17:58.051235  [    4.499819] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)
  646 13:17:58.092433  [    4.500002] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
  647 13:17:58.093011  [    4.500238] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)
  648 13:17:58.093366  [    4.501680] TCP: Hash tables configured (established 8192 bind 8192)
  649 13:17:58.093692  [    4.502730] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)
  650 13:17:58.094006  [    4.503080] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)
  651 13:17:58.094311  [    4.503487] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)
  652 13:17:58.136204  [    4.504255] NET: Registered protocol family 1
  653 13:17:58.136779  [    4.507119] RPC: Registered named UNIX socket transport module.
  654 13:17:58.137133  [    4.507212] RPC: Registered udp transport module.
  655 13:17:58.137459  [    4.507252] RPC: Registered tcp transport module.
  656 13:17:58.137767  [    4.507293] RPC: Registered tcp NFSv4.1 backchannel transport module.
  657 13:17:58.138073  [    4.507347] NET: Registered protocol family 44
  658 13:17:58.138370  [    4.507414] PCI: CLS 0 bytes, default 64
  659 13:17:58.138659  [    4.509937] Trying to unpack rootfs image as initramfs...
  660 13:17:58.138945  [    6.385363] Freeing initrd memory: 14908K
  661 13:17:58.179765  [    6.386646] hw perfevents: no interrupt-affinity property for /pmu, guessing.
  662 13:17:58.180309  [    6.387807] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available
  663 13:17:58.180683  [    6.397065] Initialise system trusted keyrings
  664 13:17:58.181017  [    6.398144] workingset: timestamp_bits=30 max_order=18 bucket_order=0
  665 13:17:58.181327  [    6.450008] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  666 13:17:58.181629  [    6.454790] NFS: Registering the id_resolver key type
  667 13:17:58.181925  [    6.454974] Key type id_resolver registered
  668 13:17:58.223245  [    6.455069] Key type id_legacy registered
  669 13:17:58.223788  [    6.455739] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  670 13:17:58.224141  [    6.455846] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  671 13:17:58.224468  [    6.456041] ntfs: driver 2.1.32 [Flags: R/O].
  672 13:17:58.224819  [    6.458310] Key type asymmetric registered
  673 13:17:58.225130  [    6.458440] Asymmetric key parser 'x509' registered
  674 13:17:58.225428  [    6.458876] bounce: pool size: 64 pages
  675 13:17:58.225718  [    6.459039] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
  676 13:17:58.266346  [    6.459142] io scheduler mq-deadline registered
  677 13:17:58.266862  [    6.459185] io scheduler kyber registered
  678 13:17:58.267207  [    6.460124] test_firmware: interface ready
  679 13:17:58.267527  [    6.643013] mxs-dma 110000.dma-apbh: initialized
  680 13:17:58.267835  [    6.709378] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2
  681 13:17:58.268143  [    6.709635] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware
  682 13:17:58.268443  [    6.968778] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled
  683 13:17:58.268761  [    6.990038] SuperH (H)SCI(F) driver initialized
  684 13:17:58.329307  [    6.993122] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX
  685 13:17:58.329848  [    6.998592] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX
  686 13:17:58.330199  [    7.930754] printk: console [ttymxc1] enabled
  687 13:17:58.330526  [    7.941838] msm_serial: driver initialized
  688 13:17:58.330838  [    7.947168] STMicroelectronics ASC driver initialized
  689 13:17:58.331137  [    7.958928] STM32 USART driver initialized
  690 13:17:58.358595  [    7.985822] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
  691 13:17:58.395134  [    8.008504] panel-simple panel-lcd: supply power not found, using dummy regulator
  692 13:17:58.395335  [    8.017036] panel-simple panel-lcd: Specify missing connector_type
  693 13:17:58.395440  [    8.025024] panel-simple panel-lvds0: supply power not found, using dummy regulator
  694 13:17:58.443448  [    8.080740] brd: module loaded
  695 13:17:58.521172  [    8.144116] loop: module loaded
  696 13:17:58.521720  [    8.150736] lkdtm: No crash points registered, enable through debugfs
  697 13:17:58.570536  [    8.173480] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024
  698 13:17:58.571076  [    8.181451] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480
  699 13:17:58.571423  [    8.189576] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000
  700 13:17:58.571748  [    8.197866] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000
  701 13:17:58.572064  [    8.205954] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator
  702 13:17:58.626547  [    8.214265] ahci-imx 2200000.sata: supply phy not found, using dummy regulator
  703 13:17:58.627090  [    8.222024] ahci-imx 2200000.sata: supply target not found, using dummy regulator
  704 13:17:58.627438  [    8.233558] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled
  705 13:17:58.627765  [    8.240586] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode
  706 13:17:58.628075  [    8.249492] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 
  707 13:17:58.628374  [    8.264067] scsi host0: ahci-imx
  708 13:17:58.669460  [    8.269733] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84
  709 13:17:58.718967  [    8.336839] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded
  710 13:17:58.719506  [    8.350599] pps pps0: new PPS source ptp0
  711 13:17:58.798369  [    8.398420] fec 2188000.ethernet eth0: registered PHC device 0
  712 13:17:58.798724  [    8.409262] e1000e: Intel(R) PRO/1000 Network Driver
  713 13:17:58.798939  [    8.414334] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  714 13:17:58.799135  [    8.420552] igb: Intel(R) Gigabit Ethernet Network Driver
  715 13:17:58.799320  [    8.426039] igb: Copyright (c) 2007-2014 Intel Corporation.
  716 13:17:58.851834  [    8.454556] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
  717 13:17:58.852362  [    8.462170] usbcore: registered new interface driver pegasus
  718 13:17:58.852729  [    8.468141] usbcore: registered new interface driver asix
  719 13:17:58.853048  [    8.473780] usbcore: registered new interface driver ax88179_178a
  720 13:17:58.853352  [    8.480049] usbcore: registered new interface driver cdc_ether
  721 13:17:58.853645  [    8.486190] usbcore: registered new interface driver smsc75xx
  722 13:17:58.853931  [    8.492230] usbcore: registered new interface driver smsc95xx
  723 13:17:58.893430  [    8.498217] usbcore: registered new interface driver net1080
  724 13:17:58.893961  [    8.504125] usbcore: registered new interface driver cdc_subset
  725 13:17:58.894301  [    8.510229] usbcore: registered new interface driver zaurus
  726 13:17:58.894616  [    8.516148] usbcore: registered new interface driver cdc_ncm
  727 13:17:58.938027  [    8.535086] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  728 13:17:58.938558  [    8.541728] ehci-pci: EHCI PCI platform driver
  729 13:17:58.938896  [    8.546422] ehci-platform: EHCI generic platform driver
  730 13:17:58.939207  [    8.552797] ehci-orion: EHCI orion driver
  731 13:17:58.939505  [    8.557843] SPEAr-ehci: EHCI SPEAr driver
  732 13:17:58.939798  [    8.562797] ehci-st: EHCI STMicroelectronics driver
  733 13:17:58.940087  [    8.568666] ehci-exynos: EHCI Exynos driver
  734 13:17:58.940371  [    8.573858] ehci-atmel: EHCI Atmel driver
  735 13:17:58.940651  [    8.578778] tegra-ehci: Tegra EHCI driver
  736 13:17:58.984940  [    8.583802] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  737 13:17:58.985485  [    8.590087] ohci-pci: OHCI PCI platform driver
  738 13:17:58.985823  [    8.594783] ohci-platform: OHCI generic platform driver
  739 13:17:58.986137  [    8.601027] SPEAr-ohci: OHCI SPEAr driver
  740 13:17:58.986433  [    8.606020] ohci-st: OHCI STMicroelectronics driver
  741 13:17:58.986724  [    8.611818] ohci-atmel: OHCI Atmel driver
  742 13:17:58.987008  [    8.616203] ata1: SATA link down (SStatus 0 SControl 300)
  743 13:17:58.987294  [    8.619542] usbcore: registered new interface driver usb-storage
  744 13:17:59.025105  [    8.621999] ahci-imx 2200000.sata: no device found, disabling link.
  745 13:17:59.025598  [    8.634141] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug
  746 13:17:59.025910  [    8.661846] i2c /dev entries driver
  747 13:17:59.124400  [    8.751336] sdhci: Secure Digital Host Controller Interface driver
  748 13:17:59.124975  [    8.757630] sdhci: Copyright(c) Pierre Ossman
  749 13:17:59.195180  [    8.771939] Synopsys Designware Multimedia Card Interface Driver
  750 13:17:59.195718  [    8.785747] sdhci-pltfm: SDHCI platform and OF driver helper
  751 13:17:59.196066  [    8.795296] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO
  752 13:17:59.196392  [    8.795303] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO
  753 13:17:59.196736  [    8.805621] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO
  754 13:17:59.197044  [    8.812324] ledtrig-cpu: registered to indicate activity on CPUs
  755 13:17:59.197345  [    8.822398] usbcore: registered new interface driver usbhid
  756 13:17:59.197641  [    8.828092] usbhid: USB HID core driver
  757 13:17:59.267182  [    8.849498] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA
  758 13:17:59.267359  [    8.857165] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA
  759 13:17:59.267436  [    8.857516] netem: version 1.3
  760 13:17:59.267532  [    8.867566] ipip: IPv4 and MPLS over IPv4 tunneling driver
  761 13:17:59.267624  [    8.875863] gre: GRE over IPv4 demultiplexor driver
  762 13:17:59.267714  [    8.880782] ip_gre: GRE over IPv4 tunneling driver
  763 13:17:59.267788  [    8.891770] IPv4 over IPsec tunneling driver
  764 13:17:59.267863  [    8.901338] NET: Registered protocol family 10
  765 13:17:59.311975  [    8.912819] Segment Routing with IPv6
  766 13:17:59.312517  [    8.923478] ip6_gre: GRE over IPv6 tunneling driver
  767 13:17:59.312895  [    8.931446] NET: Registered protocol family 17
  768 13:17:59.313222  [    8.937696] 8021q: 802.1Q VLAN Support v1.8
  769 13:17:59.313534  [    8.942909] Key type dns_resolver registered
  770 13:17:59.345960  [    8.963336] ThumbEE CPU extension supported.
  771 13:17:59.346495  [    8.967682] Registering SWP/SWPB emulation handler
  772 13:17:59.346843  [    8.976729] Loading compiled-in X.509 certificates
  773 13:17:59.567523  [    9.168229] panel-simple panel-lcd: supply power not found, using dummy regulator
  774 13:17:59.568065  [    9.176778] panel-simple panel-lcd: Specify missing connector_type
  775 13:17:59.568414  [    9.184617] mmc2: new high speed SDHC card at address 59b4
  776 13:17:59.568769  [    9.190447] panel-simple panel-lvds0: supply power not found, using dummy regulator
  777 13:17:59.569087  [    9.193833] mmcblk2: mmc2:59b4 SD    14.7 GiB 
  778 13:17:59.621699  [    9.225597] GPT:Primary header thinks Alt. header is not at the end of the disk.
  779 13:17:59.622238  [    9.233293] GPT:29296874 != 30863359
  780 13:17:59.622585  [    9.235952] imx_usb 2184200.usb: No over current polarity defined
  781 13:17:59.622911  [    9.236902] GPT:Alternate GPT header not at the end of the disk.
  782 13:17:59.623223  [    9.249263] GPT:29296874 != 30863359
  783 13:17:59.623521  [    9.252923] GPT: Use GNU Parted to correct GPT errors.
  784 13:17:59.623819  [    9.255846] ci_hdrc ci_hdrc.1: EHCI Host Controller
  785 13:17:59.624111  [    9.258189]  mmcblk2: p1 p2 p3
  786 13:17:59.665428  [    9.263392] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1
  787 13:17:59.676380  [    9.303628] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00
  788 13:17:59.676948  [    9.319677] hub 1-0:1.0: USB hub found
  789 13:17:59.692345  [    9.324128] hub 1-0:1.0: 1 port detected
  790 13:17:59.715224  [    9.342459] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C
  791 13:17:59.771005  [    9.376447] panel-simple panel-lcd: supply power not found, using dummy regulator
  792 13:17:59.771548  [    9.384804] panel-simple panel-lcd: Specify missing connector_type
  793 13:17:59.771898  [    9.398273] panel-simple panel-lvds0: supply power not found, using dummy regulator
  794 13:17:59.827097  [    9.429854] panel-simple panel-lcd: supply power not found, using dummy regulator
  795 13:17:59.827642  [    9.438389] panel-simple panel-lcd: Specify missing connector_type
  796 13:17:59.827990  [    9.451892] panel-simple panel-lvds0: supply power not found, using dummy regulator
  797 13:17:59.843070  [    9.470344] input: gpio-keys as /devices/platform/gpio-keys/input/input0
  798 13:17:59.898975  [    9.503110] panel-simple panel-lcd: supply power not found, using dummy regulator
  799 13:17:59.899520  [    9.511578] panel-simple panel-lcd: Specify missing connector_type
  800 13:17:59.899870  [    9.525588] panel-simple panel-lvds0: supply power not found, using dummy regulator
  801 13:17:59.938822  [    9.548153] 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)
  802 13:17:59.939373  [    9.563635] IP-Config: Failed to open gretap0
  803 13:17:59.939722  [    9.568036] IP-Config: Failed to open erspan0
  804 13:18:00.096744  [    9.593270] Sending DHCP requests .
  805 13:18:00.097285  [    9.723547] usb 1-1: new high-speed USB device number 2 using ci_hdrc
  806 13:18:00.317158  [    9.943172] hub 1-1:1.0: USB hub found
  807 13:18:00.317699  [    9.948054] hub 1-1:1.0: 3 ports detected
  808 13:18:00.373031  [    9.980197] panel-simple panel-lcd: supply power not found, using dummy regulator
  809 13:18:00.373570  [    9.988587] panel-simple panel-lcd: Specify missing connector_type
  810 13:18:00.373921  [   10.002237] panel-simple panel-lvds0: supply power not found, using dummy regulator
  811 13:18:03.072526  [   11.783517] .
  812 13:18:03.094454  [   12.714932] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
  813 13:18:03.094996  [   12.725085] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  814 13:18:06.072441  [   15.623663] ., OK
  815 13:18:06.073045  [   15.666101] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.34
  816 13:18:06.073393  [   15.674358] IP-Config: Complete:
  817 13:18:06.073709  [   15.677675]      device=eth0, hwaddr=00:19:b8:08:f1:10, ipaddr=192.168.201.34, mask=255.255.255.0, gw=192.168.201.1
  818 13:18:06.074018  [   15.688465]      host=imx6q-sabrelite-lava-cbg-4, domain=lava-rack, nis-domain=(none)
  819 13:18:06.074314  [   15.696478]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=
  820 13:18:06.074604  [   15.696526]      nameserver0=192.168.201.1
  821 13:18:06.142859  [   15.768082] Freeing unused kernel memory: 2048K
  822 13:18:06.143137  [   15.774333] Run /init as init process
  823 13:18:06.175038  Loading, please wait...
  824 13:18:06.303045  Starting version 247.3-7+deb11u1
  825 13:18:10.311665  [   19.950967] imx-ipuv3 2400000.ipu: IPUv3H probed
  826 13:18:10.358666  [   19.978943] panel-simple panel-lcd: supply power not found, using dummy regulator
  827 13:18:10.359179  [   19.988322] panel-simple panel-lcd: Specify missing connector_type
  828 13:18:10.393273  [   20.005965] imx-ipuv3 2800000.ipu: IPUv3H probed
  829 13:18:10.393641  [   20.019132] panel-simple panel-lvds0: supply power not found, using dummy regulator
  830 13:18:10.446906  [   20.072474] panel-simple panel-lcd: supply power not found, using dummy regulator
  831 13:18:10.447414  [   20.089491] CAN device driver interface
  832 13:18:10.474790  [   20.101436] panel-simple panel-lcd: Specify missing connector_type
  833 13:18:10.511777  [   20.138386] panel-simple panel-lvds0: supply power not found, using dummy regulator
  834 13:18:10.600348  [   20.216245] panel-simple panel-lcd: supply power not found, using dummy regulator
  835 13:18:10.600888  [   20.229906] panel-simple panel-lcd: Specify missing connector_type
  836 13:18:10.637204  [   20.261074] panel-simple panel-lvds0: supply power not found, using dummy regulator
  837 13:18:10.637686  [   20.263947] caam 2100000.crypto: Entropy delay = 3200
  838 13:18:10.701074  [   20.334818] caam 2100000.crypto: Instantiated RNG4 SH0
  839 13:18:10.799830  [   20.395584] caam 2100000.crypto: Instantiated RNG4 SH1
  840 13:18:10.800331  [   20.400795] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)
  841 13:18:10.800683  [   20.407554] caam 2100000.crypto: job rings = 2, qi = 0
  842 13:18:10.801001  [   20.419908] panel-simple panel-lcd: supply power not found, using dummy regulator
  843 13:18:10.801292  [   20.427269] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator
  844 13:18:10.801575  [   20.428388] panel-simple panel-lcd: Specify missing connector_type
  845 13:18:10.849735  [   20.437281] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests
  846 13:18:10.850108  [   20.451909] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator
  847 13:18:10.850403  [   20.452441] panel-simple panel-lvds0: supply power not found, using dummy regulator
  848 13:18:10.850682  [   20.460721] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests
  849 13:18:10.850950  [   20.465390] sgtl5000 0-000a: sgtl5000 revision 0x11
  850 13:18:10.851206  [   20.476643] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum
  851 13:18:10.885727  [   20.492325] panel-simple panel-lcd: supply power not found, using dummy regulator
  852 13:18:10.886099  [   20.501191] panel-simple panel-lcd: Specify missing connector_type
  853 13:18:10.886395  [   20.515322] panel-simple panel-lvds0: supply power not found, using dummy regulator
  854 13:18:10.942600  [   20.548944] panel-simple panel-lcd: supply power not found, using dummy regulator
  855 13:18:10.942973  [   20.557395] panel-simple panel-lcd: Specify missing connector_type
  856 13:18:10.943267  [   20.571706] panel-simple panel-lvds0: supply power not found, using dummy regulator
  857 13:18:10.986472  [   20.605107] panel-simple panel-lcd: supply power not found, using dummy regulator
  858 13:18:10.986844  [   20.613871] panel-simple panel-lcd: Specify missing connector_type
  859 13:18:11.018324  [   20.638302] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])
  860 13:18:11.018695  [   20.646891] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])
  861 13:18:11.047160  [   20.669102] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])
  862 13:18:11.047539  [   20.676006] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108
  863 13:18:11.103785  [   20.697129] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007
  864 13:18:11.104161  [   20.703732] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215
  865 13:18:11.104450  [   20.709949] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0
  866 13:18:11.104747  [   20.719856] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1
  867 13:18:11.105013  [   20.733594] panel-simple panel-lvds0: supply power not found, using dummy regulator
  868 13:18:11.105310  [   20.738410] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  869 13:18:11.145089  [   20.750134] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  870 13:18:11.145488  [   20.759087] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  871 13:18:11.145838  [   20.768206] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  872 13:18:11.173167  [   20.794515] panel-simple panel-lcd: supply power not found, using dummy regulator
  873 13:18:11.173585  [   20.802896] panel-simple panel-lcd: Specify missing connector_type
  874 13:18:11.203098  [   20.830804] panel-simple panel-lvds0: supply power not found, using dummy regulator
  875 13:18:11.264435  [   20.884949] panel-simple panel-lcd: supply power not found, using dummy regulator
  876 13:18:11.265019  [   20.893419] panel-simple panel-lcd: Specify missing connector_type
  877 13:18:11.319857  [   20.919077] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  878 13:18:11.320343  [   20.927776] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  879 13:18:11.320694  [   20.936390] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  880 13:18:11.321008  [   20.944892] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  881 13:18:11.985765  [   21.603635] caam algorithms registered in /proc/crypto
  882 13:18:11.986301  [   21.614653] caam 2100000.crypto: registering rng-caam
  883 13:18:12.123525  [   21.743506] random: crng init done
  884 13:18:12.124036  [   21.751697] panel-simple panel-lvds0: supply power not found, using dummy regulator
  885 13:18:12.166350  [   21.785962] panel-simple panel-lcd: supply power not found, using dummy regulator
  886 13:18:12.166761  [   21.794391] panel-simple panel-lcd: Specify missing connector_type
  887 13:18:12.229233  [   21.813733] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  888 13:18:12.229474  [   21.822178] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  889 13:18:12.229608  [   21.830823] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  890 13:18:12.229730  [   21.839268] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  891 13:18:12.229844  [   21.856453] panel-simple panel-lvds0: supply power not found, using dummy regulator
  892 13:18:12.267434  [   21.890253] panel-simple panel-lcd: supply power not found, using dummy regulator
  893 13:18:12.267987  [   21.898691] panel-simple panel-lcd: Specify missing connector_type
  894 13:18:12.318489  [   21.917687] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])
  895 13:18:12.319043  [   21.926193] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])
  896 13:18:12.319400  [   21.934774] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])
  897 13:18:12.319729  [   21.943215] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])
  898 13:18:12.358522  Begin: Loading essential drivers ... done.
  899 13:18:12.359066  Begin: Running /scripts/init-premount ... done.
  900 13:18:12.359421  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
  901 13:18:12.359754  Begin: Running /scripts/nfs-premount ... done.
  902 13:18:12.607084  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
  903 13:18:12.607636  SIOCSIFFLAGS: Cannot assign requested address
  904 13:18:12.654993  IP-Config: eth0 hardware address 00:19:b8:08:f1:10 mtu 1500 DHCP
  905 13:18:12.718541  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
  906 13:18:12.719094  SIOCSIFFLAGS: Cannot assign requested address
  907 13:18:12.719444  IP-Config: eth0 complete (dhcp from 192.168.201.1):
  908 13:18:12.719773   address: 192.168.201.34   broadcast: 192.168.201.255  netmask: 255.255.255.0   
  909 13:18:12.720094   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         
  910 13:18:12.720407   host   : imx6q-sabrelite-lava-cbg-4                                      
  911 13:18:12.720746   domain : lava-rack                                                       
  912 13:18:12.733595   rootserver: 192.168.201.1 rootpath: 
  913 13:18:12.734146   filename  : 
  914 13:18:12.924961  done.
  915 13:18:12.948046  Begin: Running /scripts/nfs-bottom ... done.
  916 13:18:13.012279  Begin: Running /scripts/init-bottom ... done.
  917 13:18:14.806823  [   24.433926] systemd[1]: System time before build time, advancing clock.
  918 13:18:15.070441  [   24.669226] 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)
  919 13:18:15.070991  [   24.699063] systemd[1]: Detected architecture arm.
  920 13:18:15.086426  
  921 13:18:15.086869  Welcome to Debian GNU/Linux 11 (bullseye)!
  922 13:18:15.087222  
  923 13:18:15.143231  [   24.770702] systemd[1]: Set hostname to <debian-bullseye-armhf>.
  924 13:18:16.824334  [   26.434038] systemd[1]: Queued start job for default target Graphical Interface.
  925 13:18:16.824535  [   26.447828] systemd[1]: Created slice system-getty.slice.
  926 13:18:16.824639  [  OK  ] Created slice system-getty.slice.
  927 13:18:16.874695  [   26.490047] systemd[1]: Created slice system-modprobe.slice.
  928 13:18:16.875239  [  OK  ] Created slice system-modprobe.slice.
  929 13:18:16.922941  [   26.538408] systemd[1]: Created slice system-serial\x2dgetty.slice.
  930 13:18:16.923082  [  OK  ] Created slice system-serial\x2dgetty.slice.
  931 13:18:16.971759  [   26.587819] systemd[1]: Created slice User and Session Slice.
  932 13:18:16.971843  [  OK  ] Created slice User and Session Slice.
  933 13:18:17.021882  [   26.638131] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
  934 13:18:17.022045  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.
  935 13:18:17.072691  [   26.687263] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
  936 13:18:17.072841  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.
  937 13:18:17.130175  [   26.735080] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
  938 13:18:17.130727  [   26.747425] systemd[1]: Reached target Local Encrypted Volumes.
  939 13:18:17.131080  [  OK  ] Reached target Local Encrypted Volumes.
  940 13:18:17.160247  [   26.784129] systemd[1]: Reached target Paths.
  941 13:18:17.160839  [  OK  ] Reached target Paths.
  942 13:18:17.208118  [   26.824503] systemd[1]: Reached target Remote File Systems.
  943 13:18:17.208690  [  OK  ] Reached target Remote File Systems.
  944 13:18:17.223883  [   26.864395] systemd[1]: Reached target Slices.
  945 13:18:17.239831  [  OK  ] Reached target Slices.
  946 13:18:17.284076  [   26.905551] systemd[1]: Reached target Swap.
  947 13:18:17.284623  [  OK  ] Reached target Swap.
  948 13:18:17.332327  [   26.948935] systemd[1]: Listening on initctl Compatibility Named Pipe.
  949 13:18:17.332517  [  OK  ] Listening on initctl Compatibility Named Pipe.
  950 13:18:17.452800  [   27.056895] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
  951 13:18:17.453368  [   27.070395] systemd[1]: Listening on Journal Socket (/dev/log).
  952 13:18:17.453728  [  OK  ] Listening on Journal Socket (/dev/log).
  953 13:18:17.499885  [   27.120375] systemd[1]: Listening on Journal Socket.
  954 13:18:17.500436  [  OK  ] Listening on Journal Socket.
  955 13:18:17.557418  [   27.171124] systemd[1]: Listening on Network Service Netlink Socket.
  956 13:18:17.557975  [  OK  ] Listening on Network Service Netlink Socket.
  957 13:18:17.606347  [   27.225504] systemd[1]: Listening on udev Control Socket.
  958 13:18:17.606873  [  OK  ] Listening on udev Control Socket.
  959 13:18:17.646578  [   27.266380] systemd[1]: Listening on udev Kernel Socket.
  960 13:18:17.647175  [  OK  ] Listening on udev Kernel Socket.
  961 13:18:17.691511  [   27.308155] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
  962 13:18:17.692066  [   27.319437] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.
  963 13:18:17.723166  [   27.342694] systemd[1]: Mounting Kernel Debug File System...
  964 13:18:17.723707           Mounting Kernel Debug File System...
  965 13:18:17.781880  [   27.400340] systemd[1]: Mounting Kernel Trace File System...
  966 13:18:17.782450           Mounting Kernel Trace File System...
  967 13:18:17.859822  [   27.474175] systemd[1]: Starting Create list of static device nodes for the current kernel...
  968 13:18:17.860289           Starting Create list of st…odes for the current kernel...
  969 13:18:17.909334  [   27.527327] systemd[1]: Starting Load Kernel Module configfs...
  970 13:18:17.909422           Starting Load Kernel Module configfs...
  971 13:18:17.948407  [   27.576122] systemd[1]: Starting Load Kernel Module drm...
  972 13:18:17.948579           Starting Load Kernel Module drm...
  973 13:18:18.004331  [   27.623825] systemd[1]: Starting Load Kernel Module fuse...
  974 13:18:18.004482           Starting Load Kernel Module fuse...
  975 13:18:18.062270  [   27.690490] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
  976 13:18:18.077989  [   27.710655] fuse: init (API version 7.32)
  977 13:18:18.103212  [   27.726075] systemd[1]: Starting Journal Service...
  978 13:18:18.103400           Starting Journal Service...
  979 13:18:18.175190  [   27.800287] systemd[1]: Starting Load Kernel Modules...
  980 13:18:18.175644           Starting Load Kernel Modules...
  981 13:18:18.242113  [   27.861116] systemd[1]: Starting Remount Root and Kernel File Systems...
  982 13:18:18.242576           Starting Remount Root and Kernel File Systems...
  983 13:18:18.274227  [   27.892423] systemd[1]: Starting Coldplug All udev Devices...
  984 13:18:18.274673           Starting Coldplug All udev Devices...
  985 13:18:18.330108  [   27.952357] systemd[1]: Mounted Kernel Debug File System.
  986 13:18:18.330552  [  OK  ] Mounted Kernel Debug File System.
  987 13:18:18.384984  [   28.006501] systemd[1]: Mounted Kernel Trace File System.
  988 13:18:18.385427  [  OK  ] Mounted Kernel Trace File System.
  989 13:18:18.445513  [   28.061901] systemd[1]: Finished Create list of static device nodes for the current kernel.
  990 13:18:18.445676  [  OK  ] Finished Create list of st… nodes for the current kernel.
  991 13:18:18.548861  [   28.158457] systemd[1]: modprobe@configfs.service: Succeeded.
  992 13:18:18.549404  [   28.169126] systemd[1]: Finished Load Kernel Module configfs.
  993 13:18:18.549757  [  OK  ] Finished Load Kernel Module configfs.
  994 13:18:18.580725  [   28.219318] systemd[1]: modprobe@drm.service: Succeeded.
  995 13:18:18.609812  [   28.229611] systemd[1]: Finished Load Kernel Module drm.
  996 13:18:18.610354  [  OK  ] Finished Load Kernel Module drm.
  997 13:18:18.659711  [   28.269867] systemd[1]: modprobe@fuse.service: Succeeded.
  998 13:18:18.660258  [   28.280720] systemd[1]: Finished Load Kernel Module fuse.
  999 13:18:18.660614  [  OK  ] Finished Load Kernel Module fuse.
 1000 13:18:18.714440  [   28.339885] systemd[1]: Finished Load Kernel Modules.
 1001 13:18:18.714954  [  OK  ] Finished Load Kernel Modules.
 1002 13:18:18.759300  [   28.379082] systemd[1]: Finished Remount Root and Kernel File Systems.
 1003 13:18:18.759810  [  OK  ] Finished Remount Root and Kernel File Systems.
 1004 13:18:18.814340  [   28.435968] systemd[1]: Mounting FUSE Control File System...
 1005 13:18:18.814884           Mounting FUSE Control File System...
 1006 13:18:18.875309  [   28.493413] systemd[1]: Mounting Kernel Configuration File System...
 1007 13:18:18.875851           Mounting Kernel Configuration File System...
 1008 13:18:18.958228  [   28.552987] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 1009 13:18:18.958767  [   28.562675] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 1010 13:18:18.959186  [   28.581663] systemd[1]: Starting Load/Save Random Seed...
 1011 13:18:18.959569           Starting Load/Save Random Seed...
 1012 13:18:18.996101  [   28.623544] systemd[1]: Starting Apply Kernel Variables...
 1013 13:18:18.996609           Starting Apply Kernel Variables...
 1014 13:18:19.043878  [   28.684859] systemd[1]: Starting Create System Users...
 1015 13:18:19.059931           Starting Create System Users...
 1016 13:18:19.106894  [   28.732146] systemd[1]: Started Journal Service.
 1017 13:18:19.107426  [  OK  ] Started Journal Service.
 1018 13:18:19.155695  [  OK  ] Mounted FUSE Control File System.
 1019 13:18:19.199624  [  OK  ] Mounted Kernel Configuration File System.
 1020 13:18:19.254154  [  OK  ] Finished Load/Save Random Seed.
 1021 13:18:19.307243  [  OK  ] Finished Apply Kernel Variables.
 1022 13:18:19.354707  [  OK  ] Finished Create System Users.
 1023 13:18:19.417960           Starting Flush Journal to Persistent Storage...
 1024 13:18:19.466190           Starting Create Static Device Nodes in /dev...
 1025 13:18:19.530041  [   29.159128] systemd-journald[286]: Received client request to flush runtime journal.
 1026 13:18:19.697198  [  OK  ] Finished Create Static Device Nodes in /dev.
 1027 13:18:19.729201  [  OK  ] Reached target Local File Systems (Pre).
 1028 13:18:19.768282  [  OK  ] Reached target Local File Systems.
 1029 13:18:19.800249           Starting Rule-based Manage…for Device Events and Files...
 1030 13:18:20.460054  [  OK  ] Finished Flush Journal to Persistent Storage.
 1031 13:18:20.513330           Starting Create Volatile Files and Directories...
 1032 13:18:20.552161  [  OK  ] Started Rule-based Manager for Device Events and Files.
 1033 13:18:20.616312           Starting Network Service...
 1034 13:18:21.718340  [  OK  ] Started Network Service.
 1035 13:18:21.893231  [  OK  ] Finished Create Volatile Files and Directories.
 1036 13:18:21.989121           Starting Network Name Resolution...
 1037 13:18:22.091184           Starting Network Time Synchronization...
 1038 13:18:22.117801           Starting Update UTMP about System Boot/Shutdown...
 1039 13:18:22.475112  [  OK  ] Finished Update UTMP about System Boot/Shutdown.
 1040 13:18:23.177653  [  OK  ] Started Network Time Synchronization.
 1041 13:18:23.222452  [  OK  ] Reached target System Time Set.
 1042 13:18:23.222549  [  OK  ] Reached target System Time Synchronized.
 1043 13:18:23.427511  [  OK  ] Started Network Name Resolution.
 1044 13:18:23.459228  [  OK  ] Reached target Network.
 1045 13:18:23.507090  [  OK  ] Reached target Host and Network Name Lookups.
 1046 13:18:24.335239  [  OK  ] Finished Coldplug All udev Devices.
 1047 13:18:24.357545  [  OK  ] Reached target System Initialization.
 1048 13:18:24.480690  [  OK  ] Started Daily apt download activities.
 1049 13:18:24.528205  [  OK  ] Started Daily apt upgrade and clean activities.
 1050 13:18:24.597468  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.
 1051 13:18:24.640486  [  OK  ] Started Discard unused blocks once a week.
 1052 13:18:24.680470  [  OK  ] Started Daily Cleanup of Temporary Directories.
 1053 13:18:24.711943  [  OK  ] Reached target Timers.
 1054 13:18:24.757820  [  OK  ] Listening on D-Bus System Message Bus Socket.
 1055 13:18:24.773807  [  OK  ] Reached target Sockets.
 1056 13:18:24.806071  [  OK  ] Reached target Basic System.
 1057 13:18:24.861694  [  OK  ] Started D-Bus System Message Bus.
 1058 13:18:24.983615           Starting Remove Stale Onli…t4 Metadata Check Snapshots...
 1059 13:18:25.271408           Starting User Login Management...
 1060 13:18:25.351345           Starting Permit User Sessions...
 1061 13:18:25.542598  [  OK  ] Found device /dev/ttymxc1.
 1062 13:18:25.790011  [  OK  ] Finished Permit User Sessions.
 1063 13:18:26.513772  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.
 1064 13:18:28.443414  [  OK  ] Started User Login Management.
 1065 13:18:28.488313  [  OK  ] Reached target Hardware activated USB gadget.
 1066 13:18:28.528226  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.
 1067 13:18:28.591987  [  OK  ] Started Getty on tty1.
 1068 13:18:28.655055  [  OK  ] Started Serial Getty on ttymxc1.
 1069 13:18:28.687070  [  OK  ] Reached target Login Prompts.
 1070 13:18:28.726273  [  OK  ] Reached target Multi-User System.
 1071 13:18:28.758520  [  OK  ] Reached target Graphical Interface.
 1072 13:18:28.820525           Starting Update UTMP about System Runlevel Changes...
 1073 13:18:29.022309  [  OK  ] Finished Update UTMP about System Runlevel Changes.
 1074 13:18:29.149945  
 1075 13:18:29.150446  
 1076 13:18:29.170847  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1
 1077 13:18:29.171244  
 1078 13:18:29.171558  debian-bullseye-armhf login: root (automatic login)
 1079 13:18:29.171855  
 1080 13:18:29.172136  
 1081 13:18:29.868821  Linux debian-bullseye-armhf 5.10.155-cip20 #1 SMP Wed Nov 16 12:58:07 UTC 2022 armv7l
 1082 13:18:29.869403  
 1083 13:18:29.869766  The programs included with the Debian GNU/Linux system are free software;
 1084 13:18:29.870179  the exact distribution terms for each program are described in the
 1085 13:18:29.870558  individual files in /usr/share/doc/*/copyright.
 1086 13:18:29.870906  
 1087 13:18:29.871272  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1088 13:18:29.871595  permitted by applicable law.
 1089 13:18:34.745858  Matched prompt #7: / #
 1091 13:18:34.746289  Setting prompt string to ['/ #']
 1092 13:18:34.746384  end: 2.4.4.1 login-action (duration 00:00:37) [common]
 1094 13:18:34.746586  end: 2.4.4 auto-login-action (duration 00:00:46) [common]
 1095 13:18:34.746676  start: 2.4.5 expect-shell-connection (timeout 00:03:20) [common]
 1096 13:18:34.746744  Setting prompt string to ['/ #']
 1097 13:18:34.746804  Forcing a shell prompt, looking for ['/ #']
 1099 13:18:34.797314  / # 
 1100 13:18:34.797524  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1101 13:18:34.797615  Waiting using forced prompt support (timeout 00:02:30)
 1102 13:18:34.803852  
 1103 13:18:34.820249  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1104 13:18:34.820456  start: 2.4.6 export-device-env (timeout 00:03:20) [common]
 1105 13:18:34.820789  Sending with 10 millisecond of delay
 1107 13:18:39.918344  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1'
 1108 13:18:39.931989  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/8000355/extract-nfsrootfs-xiqhalw1'
 1109 13:18:39.932786  Sending with 10 millisecond of delay
 1111 13:18:42.167284  / #export NFS_SERVER_IP='192.168.201.1'
 1112 13:18:42.184436   export NFS_SERVER_IP='192.168.201.1'
 1113 13:18:42.185386  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1114 13:18:42.185904  end: 2.4 uboot-commands (duration 00:01:48) [common]
 1115 13:18:42.186369  end: 2 uboot-action (duration 00:01:48) [common]
 1116 13:18:42.186825  start: 3 lava-test-retry (timeout 00:07:46) [common]
 1117 13:18:42.187292  start: 3.1 lava-test-shell (timeout 00:07:46) [common]
 1118 13:18:42.187672  Using namespace: common
 1120 13:18:42.288977  / # #
 1121 13:18:42.289609  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1122 13:18:42.296175  #
 1123 13:18:42.312373  Using /lava-8000355
 1125 13:18:42.414359  / # export SHELL=/bin/bash
 1126 13:18:42.423547  export SHELL=/bin/bash
 1128 13:18:42.540610  / # . /lava-8000355/environment
 1129 13:18:42.550960  . /lava-8000355/environment
 1131 13:18:42.668634  / # /lava-8000355/bin/lava-test-runner /lava-8000355/0
 1132 13:18:42.668856  Test shell timeout: 10s (minimum of the action and connection timeout)
 1133 13:18:42.678910  /lava-8000355/bin/lava-test-runner /lava-8000355/0
 1134 13:18:43.302146  + export TESTRUN_ID=0_timesync-off
 1135 13:18:43.322961  + TESTRUN_ID=0_timesync-off
 1136 13:18:43.323389  + cd /lava-8000355/0/tests/0_timesync-off
 1137 13:18:43.323742  ++ cat uuid
 1138 13:18:43.366086  + UUID=8000355_1.6.2.4.1
 1139 13:18:43.366625  + set +x
 1140 13:18:43.367003  <LAVA_SIGNAL_STARTRUN 0_timesync-off 8000355_1.6.2.4.1>
 1141 13:18:43.367373  + systemctl stop systemd-timesyncd
 1142 13:18:43.367951  Received signal: <STARTRUN> 0_timesync-off 8000355_1.6.2.4.1
 1143 13:18:43.368379  Starting test lava.0_timesync-off (8000355_1.6.2.4.1)
 1144 13:18:43.368840  Skipping test definition patterns.
 1145 13:18:43.515007  + set +x
 1146 13:18:43.515568  <LAVA_SIGNAL_ENDRUN 0_timesync-off 8000355_1.6.2.4.1>
 1147 13:18:43.516170  Received signal: <ENDRUN> 0_timesync-off 8000355_1.6.2.4.1
 1148 13:18:43.516576  Ending use of test pattern.
 1149 13:18:43.516977  Ending test lava.0_timesync-off (8000355_1.6.2.4.1), duration 0.15
 1151 13:18:43.755375  + export TESTRUN_ID=1_kselftest-lkdtm
 1152 13:18:43.755943  + TESTRUN_ID=1_kselftest-lkdtm
 1153 13:18:43.756305  + cd /lava-8000355/0/tests/1_kselftest-lkdtm
 1154 13:18:43.756635  ++ cat uuid
 1155 13:18:43.827286  + UUID=8000355_1.6.2.4.5
 1156 13:18:43.827894  + set +x
 1157 13:18:43.828326  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 8000355_1.6.2.4.5>
 1158 13:18:43.828698  + cd ./automated/linux/kselftest/
 1159 13:18:43.829070  + ./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/v5.10.154-cip20-99-g0e320e4d37e4/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
 1160 13:18:43.829701  Received signal: <STARTRUN> 1_kselftest-lkdtm 8000355_1.6.2.4.5
 1161 13:18:43.830091  Starting test lava.1_kselftest-lkdtm (8000355_1.6.2.4.5)
 1162 13:18:43.830562  Skipping test definition patterns.
 1163 13:18:43.928181  INFO: Generating a skipfile based on /lava-8000355/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 1164 13:18:44.154774  INFO: Using the following generated skipfile contents (until EOF):
 1165 13:18:44.155319  breakpoints:breakpoint_test
 1166 13:18:44.155712  breakpoints:step_after_suspend_test
 1167 13:18:44.156038  ftrace:ftracetest
 1168 13:18:44.156355  net:rtnetlink.sh
 1169 13:18:44.156701  net:tls
 1170 13:18:44.157024  netfilter:bridge_brouter.sh
 1171 13:18:44.157322  netfilter:nft_flowtable.sh
 1172 13:18:44.157636  netfilter:nft_trans_stress.sh
 1173 13:18:44.157940  pidfd:pidfd_wait
 1174 13:18:44.158227  INFO: EOF
 1175 13:18:44.282548  INFO: Installing sed perl wget xz-utils iproute2
 1176 13:18:45.479986  Hit:1 http://deb.debian.org/debian bullseye InRelease
 1177 13:18:58.976994  Reading package lists...
 1178 13:19:01.915985  Reading package lists...
 1179 13:19:02.795266  Building dependency tree...
 1180 13:19:02.795852  Reading state information...
 1181 13:19:03.014828  iproute2 is already the newest version (5.10.0-4).
 1182 13:19:03.015418  perl is already the newest version (5.32.1-4+deb11u2).
 1183 13:19:03.015810  sed is already the newest version (4.7-1).
 1184 13:19:03.016171  wget is already the newest version (1.21-1+deb11u1).
 1185 13:19:03.016519  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 1186 13:19:04.623187  0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
 1187 13:19:04.830715  --2022-11-16 13:19:04--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.154-cip20-99-g0e320e4d37e4/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz
 1188 13:19:04.856795  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 1189 13:19:04.984516  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 1190 13:19:05.154095  HTTP request sent, awaiting response... 200 OK
 1191 13:19:05.154675  Length: 1408572 (1.3M) [application/octet-stream]
 1192 13:19:05.155034  Saving to: 'kselftest.tar.xz'
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 1252 13:19:18.965727  
 1253 13:19:23.299744  skiplist:
 1254 13:19:23.300274  ========================================
 1255 13:19:23.300703  breakpoints:breakpoint_test
 1256 13:19:23.587131  breakpoints:step_after_suspend_test
 1257 13:19:23.635218  ftrace:ftracetest
 1258 13:19:23.699201  net:rtnetlink.sh
 1259 13:19:23.747067  net:tls
 1260 13:19:23.795151  netfilter:bridge_brouter.sh
 1261 13:19:23.858954  netfilter:nft_flowtable.sh
 1262 13:19:23.906888  netfilter:nft_trans_stress.sh
 1263 13:19:23.954731  pidfd:pidfd_wait
 1264 13:19:24.002604  ========================================
 1265 13:19:24.163499  lkdtm:PANIC.sh
 1266 13:19:24.164033  lkdtm:BUG.sh
 1267 13:19:24.164383  lkdtm:WARNING.sh
 1268 13:19:24.164749  lkdtm:WARNING_MESSAGE.sh
 1269 13:19:24.165072  lkdtm:EXCEPTION.sh
 1270 13:19:24.165374  lkdtm:LOOP.sh
 1271 13:19:24.165673  lkdtm:EXHAUST_STACK.sh
 1272 13:19:24.166046  lkdtm:CORRUPT_STACK.sh
 1273 13:19:24.166344  lkdtm:CORRUPT_STACK_STRONG.sh
 1274 13:19:24.166631  lkdtm:CORRUPT_LIST_ADD.sh
 1275 13:19:24.166973  lkdtm:CORRUPT_LIST_DEL.sh
 1276 13:19:24.167276  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1277 13:19:24.167638  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1278 13:19:24.167986  lkdtm:UNSET_SMEP.sh
 1279 13:19:24.168328  lkdtm:DOUBLE_FAULT.sh
 1280 13:19:24.168646  lkdtm:CORRUPT_PAC.sh
 1281 13:19:24.168987  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1282 13:19:24.169276  lkdtm:OVERWRITE_ALLOCATION.sh
 1283 13:19:24.169556  lkdtm:WRITE_AFTER_FREE.sh
 1284 13:19:24.206461  lkdtm:READ_AFTER_FREE.sh
 1285 13:19:24.207000  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1286 13:19:24.207348  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1287 13:19:24.207667  lkdtm:SLAB_FREE_DOUBLE.sh
 1288 13:19:24.208061  lkdtm:SLAB_FREE_CROSS.sh
 1289 13:19:24.208395  lkdtm:SLAB_FREE_PAGE.sh
 1290 13:19:24.208779  lkdtm:SOFTLOCKUP.sh
 1291 13:19:24.209123  lkdtm:HARDLOCKUP.sh
 1292 13:19:24.209455  lkdtm:SPINLOCKUP.sh
 1293 13:19:24.209769  lkdtm:HUNG_TASK.sh
 1294 13:19:24.210062  lkdtm:EXEC_DATA.sh
 1295 13:19:24.210347  lkdtm:EXEC_STACK.sh
 1296 13:19:24.210628  lkdtm:EXEC_KMALLOC.sh
 1297 13:19:24.210912  lkdtm:EXEC_VMALLOC.sh
 1298 13:19:24.211262  lkdtm:EXEC_RODATA.sh
 1299 13:19:24.211556  lkdtm:EXEC_USERSPACE.sh
 1300 13:19:24.211889  lkdtm:EXEC_NULL.sh
 1301 13:19:24.212188  lkdtm:ACCESS_USERSPACE.sh
 1302 13:19:24.212571  lkdtm:ACCESS_NULL.sh
 1303 13:19:24.212908  lkdtm:WRITE_RO.sh
 1304 13:19:24.213249  lkdtm:WRITE_RO_AFTER_INIT.sh
 1305 13:19:24.249462  lkdtm:WRITE_KERN.sh
 1306 13:19:24.250044  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1307 13:19:24.250441  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1308 13:19:24.250761  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1309 13:19:24.251072  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1310 13:19:24.251370  lkdtm:REFCOUNT_DEC_ZERO.sh
 1311 13:19:24.251671  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1312 13:19:24.252056  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1313 13:19:24.252359  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1314 13:19:24.252649  lkdtm:REFCOUNT_INC_ZERO.sh
 1315 13:19:24.253061  lkdtm:REFCOUNT_ADD_ZERO.sh
 1316 13:19:24.253403  lkdtm:REFCOUNT_INC_SATURATED.sh
 1317 13:19:24.253769  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1318 13:19:24.254088  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1319 13:19:24.254439  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1320 13:19:24.292490  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1321 13:19:24.293025  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1322 13:19:24.293447  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1323 13:19:24.293786  lkdtm:REFCOUNT_TIMING.sh
 1324 13:19:24.294099  lkdtm:ATOMIC_TIMING.sh
 1325 13:19:24.294451  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1326 13:19:24.294765  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1327 13:19:24.295060  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1328 13:19:24.295355  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1329 13:19:24.295644  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1330 13:19:24.295931  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1331 13:19:24.296215  lkdtm:USERCOPY_STACK_BEYOND.sh
 1332 13:19:24.296500  lkdtm:USERCOPY_KERNEL.sh
 1333 13:19:24.296838  lkdtm:STACKLEAK_ERASING.sh
 1334 13:19:24.335904  lkdtm:CFI_FORWARD_PROTO.sh
 1335 13:19:24.336501  ============== Tests to run ===============
 1336 13:19:24.337013  lkdtm:PANIC.sh
 1337 13:19:24.337359  lkdtm:BUG.sh
 1338 13:19:24.337669  lkdtm:WARNING.sh
 1339 13:19:24.337974  lkdtm:WARNING_MESSAGE.sh
 1340 13:19:24.338271  lkdtm:EXCEPTION.sh
 1341 13:19:24.338561  lkdtm:LOOP.sh
 1342 13:19:24.338849  lkdtm:EXHAUST_STACK.sh
 1343 13:19:24.339138  lkdtm:CORRUPT_STACK.sh
 1344 13:19:24.339423  lkdtm:CORRUPT_STACK_STRONG.sh
 1345 13:19:24.339717  lkdtm:CORRUPT_LIST_ADD.sh
 1346 13:19:24.340054  lkdtm:CORRUPT_LIST_DEL.sh
 1347 13:19:24.340339  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1348 13:19:24.340652  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1349 13:19:24.340989  lkdtm:UNSET_SMEP.sh
 1350 13:19:24.341275  lkdtm:DOUBLE_FAULT.sh
 1351 13:19:24.341616  lkdtm:CORRUPT_PAC.sh
 1352 13:19:24.341907  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1353 13:19:24.342192  lkdtm:OVERWRITE_ALLOCATION.sh
 1354 13:19:24.378795  lkdtm:WRITE_AFTER_FREE.sh
 1355 13:19:24.379335  lkdtm:READ_AFTER_FREE.sh
 1356 13:19:24.379680  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1357 13:19:24.380019  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1358 13:19:24.380350  lkdtm:SLAB_FREE_DOUBLE.sh
 1359 13:19:24.380648  lkdtm:SLAB_FREE_CROSS.sh
 1360 13:19:24.380993  lkdtm:SLAB_FREE_PAGE.sh
 1361 13:19:24.381287  lkdtm:SOFTLOCKUP.sh
 1362 13:19:24.381610  lkdtm:HARDLOCKUP.sh
 1363 13:19:24.381900  lkdtm:SPINLOCKUP.sh
 1364 13:19:24.382186  lkdtm:HUNG_TASK.sh
 1365 13:19:24.382471  lkdtm:EXEC_DATA.sh
 1366 13:19:24.382753  lkdtm:EXEC_STACK.sh
 1367 13:19:24.383072  lkdtm:EXEC_KMALLOC.sh
 1368 13:19:24.383358  lkdtm:EXEC_VMALLOC.sh
 1369 13:19:24.383639  lkdtm:EXEC_RODATA.sh
 1370 13:19:24.383917  lkdtm:EXEC_USERSPACE.sh
 1371 13:19:24.384196  lkdtm:EXEC_NULL.sh
 1372 13:19:24.384505  lkdtm:ACCESS_USERSPACE.sh
 1373 13:19:24.384833  lkdtm:ACCESS_NULL.sh
 1374 13:19:24.421706  lkdtm:WRITE_RO.sh
 1375 13:19:24.422285  lkdtm:WRITE_RO_AFTER_INIT.sh
 1376 13:19:24.422645  lkdtm:WRITE_KERN.sh
 1377 13:19:24.422969  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1378 13:19:24.423282  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1379 13:19:24.423582  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1380 13:19:24.423876  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1381 13:19:24.424165  lkdtm:REFCOUNT_DEC_ZERO.sh
 1382 13:19:24.424455  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1383 13:19:24.424792  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1384 13:19:24.425091  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1385 13:19:24.425376  lkdtm:REFCOUNT_INC_ZERO.sh
 1386 13:19:24.425660  lkdtm:REFCOUNT_ADD_ZERO.sh
 1387 13:19:24.425944  lkdtm:REFCOUNT_INC_SATURATED.sh
 1388 13:19:24.426224  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1389 13:19:24.426504  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1390 13:19:24.465225  
 1391 13:19:24.465766  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1392 13:19:24.466159  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1393 13:19:24.466514  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1394 13:19:24.466854  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1395 13:19:24.467175  lkdtm:REFCOUNT_TIMING.sh
 1396 13:19:24.467467  lkdtm:ATOMIC_TIMING.sh
 1397 13:19:24.467757  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1398 13:19:24.468044  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1399 13:19:24.468331  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1400 13:19:24.468615  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1401 13:19:24.468938  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1402 13:19:24.469223  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1403 13:19:24.469505  lkdtm:USERCOPY_STACK_BEYOND.sh
 1404 13:19:24.469786  lkdtm:USERCOPY_KERNEL.sh
 1405 13:19:24.509241  lkdtm:STACKLEAK_ERASING.sh
 1406 13:19:24.509854  lkdtm:CFI_FORWARD_PROTO.sh
 1407 13:19:24.510246  ===========End Tests to run ===============
 1408 13:19:26.738213  [   96.381195] kselftest: Running tests in lkdtm
 1409 13:19:26.785930  TAP version 13
 1410 13:19:26.818050  1..70
 1411 13:19:26.866125  # selftests: lkdtm: PANIC.sh
 1412 13:19:27.201195  # Skipping PANIC: crashes entire system
 1413 13:19:27.216972  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1414 13:19:27.248983  # selftests: lkdtm: BUG.sh
 1415 13:19:27.637232  [   97.242189] lkdtm: Performing direct entry BUG
 1416 13:19:27.637768  [   97.247278] ------------[ cut here ]------------
 1417 13:19:27.638164  [   97.251920] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1418 13:19:27.638512  [   97.257153] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1419 13:19:27.680609  [   97.262301] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1420 13:19:27.681201  [   97.291390] CPU: 1 PID: 820 Comm: cat Not tainted 5.10.155-cip20 #1
 1421 13:19:27.681629  [   97.297667] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1422 13:19:27.681973  [   97.304217] PC is at lkdtm_BUG+0x14/0x18
 1423 13:19:27.682290  [   97.308151] LR is at lkdtm_do_action+0x2c/0x4c
 1424 13:19:27.682654  [   97.312604] pc : [<c0c2f5a8>]    lr : [<c0c2f028>]    psr: a00e0013
 1425 13:19:27.682980  [   97.318878] sp : c5c63e58  ip : c5c63e68  fp : c5c63e64
 1426 13:19:27.683285  [   97.324109] r10: 00000004  r9 : c1ad0b5c  r8 : c15e8634
 1427 13:19:27.724010  [   97.329344] r7 : c5c63f60  r6 : 00000004  r5 : c5c69000  r4 : 00000001
 1428 13:19:27.724556  [   97.335880] r3 : c0c2f594  r2 : cff4d0e8  r1 : ef7965e0  r0 : c15e863c
 1429 13:19:27.724956  [   97.342416] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1430 13:19:27.725299  [   97.349560] Control: 10c5387d  Table: 1643c04a  DAC: 00000051
 1431 13:19:27.725643  [   97.355317] Process cat (pid: 820, stack limit = 0xf8d4e739)
 1432 13:19:27.725951  [   97.360985] Stack: (0xc5c63e58 to 0xc5c64000)
 1433 13:19:27.767191  [   97.365352] 3e40:                                                       c5c63e74 c5c63e68
 1434 13:19:27.767739  [   97.373544] 3e60: c0c2f028 c0c2f5a0 c5c63e9c c5c63e78 c0c2f528 c0c2f008 c0c2f408 c5afcf00
 1435 13:19:27.768096  [   97.381734] 3e80: b6e7a000 00000004 c3022c00 c5c63f60 c5c63ec4 c5c63ea0 c07f6038 c0c2f414
 1436 13:19:27.768421  [   97.389922] 3ea0: 00000000 c5afcf00 b6e7a000 c2816000 c5c63f60 c07f5fd4 c5c63f5c c5c63ec8
 1437 13:19:27.768779  [   97.398113] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5c62000
 1438 13:19:27.769100  [   97.406300] 3ee0: b6e7a000 00020000 00000004 00000004 0001fffc c5c63ee0 00000001 b6e79000
 1439 13:19:27.810270  [   97.414488] 3f00: c5be32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1440 13:19:27.810853  [   97.422678] 3f20: 00000000 00000000 c13a3de0 cff4d0e8 c205cfa0 c5afcf00 c5afcf00 c5c62000
 1441 13:19:27.811223  [   97.430868] 3f40: b6e7a000 00000000 00000000 00000004 c5c63f94 c5c63f60 c059904c c05989b8
 1442 13:19:27.811552  [   97.439058] 3f60: 00000000 00000000 c5c63fac cff4d0e8 00000004 00000004 b6fc1e00 00000004
 1443 13:19:27.811866  [   97.447247] 3f80: c03002e4 c5c62000 c5c63fa4 c5c63f98 c05990dc c0598fe4 00000000 c5c63fa8
 1444 13:19:27.853437  [   97.455434] 3fa0: c03000c0 c05990d0 00000004 00000004 00000001 b6e7a000 00000004 00000000
 1445 13:19:27.853980  [   97.463624] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1446 13:19:27.854333  [   97.471812] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6 800e0030 00000001 00000000 00000000
 1447 13:19:27.854659  [   97.479993] Backtrace: 
 1448 13:19:27.854972  [   97.482466] [<c0c2f594>] (lkdtm_BUG) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1449 13:19:27.855282  [   97.490055] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1450 13:19:27.896801  [   97.498078] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1451 13:19:27.897399  [   97.506011]  r9:c5c63f60 r8:c3022c00 r7:00000004 r6:b6e7a000 r5:c5afcf00 r4:c0c2f408
 1452 13:19:27.897763  [   97.513772] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1453 13:19:27.898156  [   97.521615]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6e7a000 r5:c5afcf00 r4:00000000
 1454 13:19:27.898478  [   97.529371] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1455 13:19:27.898858  [   97.536518]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5c62000 r5:c5afcf00
 1456 13:19:27.940163  [   97.544355]  r4:c5afcf00
 1457 13:19:27.940721  [   97.546904] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1458 13:19:27.941086  [   97.554052]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000004 r4:00000004
 1459 13:19:27.941418  [   97.561812] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1460 13:19:27.941732  [   97.569390] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 1461 13:19:27.942039  [   97.574453] 3fa0:                   00000004 00000004 00000001 b6e7a000 00000004 00000000
 1462 13:19:27.983437  [   97.582643] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1463 13:19:27.983979  [   97.590828] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6
 1464 13:19:27.984331  [   97.595892] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1465 13:19:27.984689  [   97.601999] ---[ end trace 3f0f7cd99f406d7b ]---
 1466 13:19:27.985027  [   97.606628] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1467 13:19:27.985339  [   97.615508] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 820, name: cat
 1468 13:19:27.985643  [   97.623170] INFO: lockdep is turned off.
 1469 13:19:27.985938  [   97.627099] irq event stamp: 1640
 1470 13:19:28.026474  [   97.630434] hardirqs last  enabled at (1639): [<c03d5080>] console_unlock+0x4b0/0x6c0
 1471 13:19:28.027015  [   97.638278] hardirqs last disabled at (1640): [<c0300c60>] __und_svc+0x60/0x6c
 1472 13:19:28.027450  [   97.645512] softirqs last  enabled at (1636): [<c03021a8>] __do_softirq+0x378/0x5fc
 1473 13:19:28.027787  [   97.653183] softirqs last disabled at (1629): [<c035ef9c>] __irq_exit_rcu+0x178/0x1d0
 1474 13:19:28.028106  [   97.661024] CPU: 1 PID: 820 Comm: cat Tainted: G      D           5.10.155-cip20 #1
 1475 13:19:28.028420  [   97.668689] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1476 13:19:28.069775  [   97.675221] Backtrace: 
 1477 13:19:28.070314  [   97.677702] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 1478 13:19:28.070690  [   97.685284]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0f7f4
 1479 13:19:28.071059  [   97.690961] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 1480 13:19:28.071377  [   97.698291] [<c1387fac>] (dump_stack) from [<c038e50c>] (___might_sleep+0x1b0/0x2c0)
 1481 13:19:28.071684  [   97.706049]  r9:600e0093 r8:0000000b r7:c035bb84 r6:00000031 r5:c19cd360 r4:c5c62000
 1482 13:19:28.113280  [   97.713808] [<c038e35c>] (___might_sleep) from [<c038e68c>] (__might_sleep+0x70/0xb0)
 1483 13:19:28.113821  [   97.721647]  r6:00000000 r5:00000031 r4:c19cd360
 1484 13:19:28.114173  [   97.726285] [<c038e61c>] (__might_sleep) from [<c036cd0c>] (exit_signals+0x4c/0x3fc)
 1485 13:19:28.114499  [   97.734037]  r6:00000001 r5:c5c62000 r4:c62b6c00
 1486 13:19:28.114811  [   97.738676] [<c036ccc0>] (exit_signals) from [<c035bb84>] (do_exit+0x10c/0xb4c)
 1487 13:19:28.115118  [   97.745997]  r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c62b6c00
 1488 13:19:28.115417  [   97.752714] [<c035ba78>] (do_exit) from [<c030ea88>] (die+0x374/0x380)
 1489 13:19:28.115713  [   97.759249]  r7:c1e0fccc
 1490 13:19:28.156534  [   97.761796] [<c030e714>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)
 1491 13:19:28.157114  [   97.768857]  r10:00000004 r9:c5c62000 r8:c15e8634 r7:00000000 r6:c5c63dc8 r5:c0c2f5a8
 1492 13:19:28.157473  [   97.776693]  r4:e7f001f2
 1493 13:19:28.157799  [   97.779241] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1494 13:19:28.158114  [   97.787165] Exception stack(0xc5c63dc8 to 0xc5c63e10)
 1495 13:19:28.158419  [   97.792228] 3dc0:                   c15e863c ef7965e0 cff4d0e8 c0c2f594 00000001 c5c69000
 1496 13:19:28.199711  [   97.800417] 3de0: 00000004 c5c63f60 c15e8634 c1ad0b5c 00000004 c5c63e64 c5c63e68 c5c63e58
 1497 13:19:28.200255  [   97.808602] 3e00: c0c2f028 c0c2f5a8 a00e0013 ffffffff
 1498 13:19:28.200607  [   97.813663]  r7:c5c63dfc r6:ffffffff r5:a00e0013 r4:c0c2f5ac
 1499 13:19:28.200981  [   97.819341] [<c0c2f594>] (lkdtm_BUG) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1500 13:19:28.201299  [   97.826925] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1501 13:19:28.201610  [   97.834945] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1502 13:19:28.243008  [   97.842873]  r9:c5c63f60 r8:c3022c00 r7:00000004 r6:b6e7a000 r5:c5afcf00 r4:c0c2f408
 1503 13:19:28.243549  [   97.850630] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1504 13:19:28.243904  [   97.858472]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6e7a000 r5:c5afcf00 r4:00000000
 1505 13:19:28.244232  [   97.866228] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1506 13:19:28.244544  [   97.873375]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5c62000 r5:c5afcf00
 1507 13:19:28.244902  [   97.881210]  r4:c5afcf00
 1508 13:19:28.245288  [   97.883756] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1509 13:19:28.296034  [   97.890903]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000004 r4:00000004
 1510 13:19:28.296203  [   97.898658] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1511 13:19:28.296271  [   97.906233] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 1512 13:19:28.296334  [   97.911296] 3fa0:                   00000004 00000004 00000001 b6e7a000 00000004 00000000
 1513 13:19:28.296395  [   97.919484] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1514 13:19:28.296454  [   97.927670] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6
 1515 13:19:28.296511  # Segmentation fault
 1516 13:19:28.395659  # [   97.242189] lkdtm: Performing direct entry BUG
 1517 13:19:28.395835  # [   97.247278] ------------[ cut here ]------------
 1518 13:19:28.395919  # [   97.251920] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1519 13:19:28.395996  # [   97.257153] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1520 13:19:28.438968  # [   97.262301] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1521 13:19:28.439244  # [   97.291390] CPU: 1 PID: 820 Comm: cat Not tainted 5.10.155-cip20 #1
 1522 13:19:28.439462  # [   97.297667] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1523 13:19:28.439669  # [   97.304217] PC is at lkdtm_BUG+0x14/0x18
 1524 13:19:28.439865  # [   97.308151] LR is at lkdtm_do_action+0x2c/0x4c
 1525 13:19:28.440053  # [   97.312604] pc : [<c0c2f5a8>]    lr : [<c0c2f028>]    psr: a00e0013
 1526 13:19:28.440242  # [   97.318878] sp : c5c63e58  ip : c5c63e68  fp : c5c63e64
 1527 13:19:28.482079  # [   97.324109] r10: 00000004  r9 : c1ad0b5c  r8 : c15e8634
 1528 13:19:28.482619  # [   97.329344] r7 : c5c63f60  r6 : 00000004  r5 : c5c69000  r4 : 00000001
 1529 13:19:28.482977  # [   97.335880] r3 : c0c2f594  r2 : cff4d0e8  r1 : ef7965e0  r0 : c15e863c
 1530 13:19:28.483303  # [   97.342416] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1531 13:19:28.483620  # [   97.349560] Control: 10c5387d  Table: 1643c04a  DAC: 00000051
 1532 13:19:28.483956  # [   97.355317] Process cat (pid: 820, stack limit = 0xf8d4e739)
 1533 13:19:28.484259  # [   97.360985] Stack: (0xc5c63e58 to 0xc5c64000)
 1534 13:19:28.525282  # [   97.365352] 3e40:                                                       c5c63e74 c5c63e68
 1535 13:19:28.525862  # [   97.373544] 3e60: c0c2f028 c0c2f5a0 c5c63e9c c5c63e78 c0c2f528 c0c2f008 c0c2f408 c5afcf00
 1536 13:19:28.526222  # [   97.381734] 3e80: b6e7a000 00000004 c3022c00 c5c63f60 c5c63ec4 c5c63ea0 c07f6038 c0c2f414
 1537 13:19:28.526548  # [   97.389922] 3ea0: 00000000 c5afcf00 b6e7a000 c2816000 c5c63f60 c07f5fd4 c5c63f5c c5c63ec8
 1538 13:19:28.526864  # [   97.398113] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5c62000
 1539 13:19:28.569164  # [   97.406300] 3ee0: b6e7a000 00020000 00000004 00000004 0001fffc c5c63ee0 00000001 b6e79000
 1540 13:19:28.569718  # [   97.414488] 3f00: c5be32c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1541 13:19:28.570134  # [   97.422678] 3f20: 00000000 00000000 c13a3de0 cff4d0e8 c205cfa0 c5afcf00 c5afcf00 c5c62000
 1542 13:19:28.570471  # [   97.430868] 3f40: b6e7a000 00000000 00000000 00000004 c5c63f94 c5c63f60 c059904c c05989b8
 1543 13:19:28.570811  # [   97.439058] 3f60: 00000000 00000000 c5c63fac cff4d0e8 00000004 00000004 b6fc1e00 00000004
 1544 13:19:28.613211  # [   97.447247] 3f80: c03002e4 c5c62000 c5c63fa4 c5c63f98 c05990dc c0598fe4 00000000 c5c63fa8
 1545 13:19:28.613768  # [   97.455434] 3fa0: c03000c0 c05990d0 00000004 00000004 00000001 b6e7a000 00000004 00000000
 1546 13:19:28.614171  # [   97.463624] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1547 13:19:28.614501  # [   97.471812] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6 800e0030 00000001 00000000 00000000
 1548 13:19:28.614818  # [   97.479993] Backtrace: 
 1549 13:19:28.615121  # [   97.482466] [<c0c2f594>] (lkdtm_BUG) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1550 13:19:28.657091  # [   97.490055] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1551 13:19:28.657596  # [   97.498078] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1552 13:19:28.657922  # [   97.506011]  r9:c5c63f60 r8:c3022c00 r7:00000004 r6:b6e7a000 r5:c5afcf00 r4:c0c2f408
 1553 13:19:28.658223  # [   97.513772] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1554 13:19:28.658513  # [   97.521615]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6e7a000 r5:c5afcf00 r4:00000000
 1555 13:19:28.658793  # [   97.529371] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1556 13:19:28.701132  # [   97.536518]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5c62000 r5:c5afcf00
 1557 13:19:28.701634  # [   97.544355]  r4:c5afcf00
 1558 13:19:28.701955  # [   97.546904] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1559 13:19:28.702258  # [   97.554052]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000004 r4:00000004
 1560 13:19:28.702546  # [   97.561812] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1561 13:19:28.702826  # [   97.569390] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 1562 13:19:28.745221  # [   97.574453] 3fa0:                   00000004 00000004 00000001 b6e7a000 00000004 00000000
 1563 13:19:28.745764  # [   97.582643] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1564 13:19:28.746151  # [   97.590828] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6
 1565 13:19:28.746481  # [   97.595892] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1566 13:19:28.746796  # [   97.601999] ---[ end trace 3f0f7cd99f406d7b ]---
 1567 13:19:28.747105  # [   97.606628] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1568 13:19:28.789181  # [   97.615508] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 820, name: cat
 1569 13:19:28.789723  # [   97.623170] INFO: lockdep is turned off.
 1570 13:19:28.790121  # [   97.627099] irq event stamp: 1640
 1571 13:19:28.790454  # [   97.630434] hardirqs last  enabled at (1639): [<c03d5080>] console_unlock+0x4b0/0[   98.403237] lkdtm: Performing direct entry WARNING
 1572 13:19:28.790809  x6c0
 1573 13:19:28.791121  # [   97.638278] hardirqs l[   98.409593] ------------[ cut here ]------------
 1574 13:19:28.791423  ast disabled at (1640): [<c0300c6[   98.417227] WARNING: CPU: 3 PID: 891 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1575 13:19:28.791728  0>] __und_svc+0x60/0x6c
 1576 13:19:28.833232  # [   97[   98.428439] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1577 13:19:28.833794  .645512] softirqs last  enabled a[   98.460330] CPU: 3 PID: 891 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1578 13:19:28.877203  t (1636): [<c03021a8>] __do_softi[   98.470609] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1579 13:19:28.877747  rq+0x378/0x5fc
 1580 13:19:28.878095  # [   97.653183] [   98.479999] Backtrace: 
 1581 13:19:28.878418  softirqs last disabled at (1629):[   98.485330] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 1582 13:19:28.878733   [<c035ef9c>] __irq_exit_rcu+0x17[   98.495749]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 1583 13:19:28.879044  8/0x1d0
 1584 13:19:28.879347  # [   97.661024] CPU: 1 [   98.504273] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 1585 13:19:28.921098  PID: 820 Comm: cat Tainted: G    [   98.514446] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1586 13:19:28.921642    D           5.10.155-cip20 #1
 1587 13:19:28.921992  [   98.524265]  r9:00000009 r8:c0c2f5f4 r7:00000053 r6:00000009 r5:c0c2f5f4 r4:c1ad1218
 1588 13:19:28.922319  # [   97.668689] Hardware name: F[   98.534872] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 1589 13:19:28.922634  reescale i.MX6 Quad/DualLite (Dev[   98.545213]  r7:00000053 r6:c1ad1218 r5:00000000 r4:c616c000
 1590 13:19:28.922939  ice Tree)
 1591 13:19:28.965283  # [   97.675221] Backt[   98.553745] [<c1381fa8>] (warn_slowpath_fmt) from [<c0c2f5f4>] (lkdtm_WARNING+0x48/0x4c)
 1592 13:19:28.965828  race: 
 1593 13:19:28.966215  # [   97.677702] [<c1380b[   98.564689]  r9:c1ad0b60 r8:c15e8634 r7:c616df60 r6:00000008 r5:c619d000 r4:00000002
 1594 13:19:28.966550  50>] (dump_backtrace) from [<c138[   98.575299] [<c0c2f5ac>] (lkdtm_WARNING) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1595 13:19:28.966876  0f10>] (show_stack+0x20/0x24)
 1596 13:19:28.967187  # [   98.586077] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1597 13:19:29.009207  [   97.685284]  r7:ffffffff r6:60[   98.596946] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1598 13:19:29.009756  0e0093 r5:00000000 r4:c1f0f7f4
 1599 13:19:29.010159  #[   98.607716]  r9:c616df60 r8:c3022c00 r7:00000008 r6:b6df0000 r5:c5ede500 r4:c0c2f408
 1600 13:19:29.010492   [   97.690961] [<c1380ef0>] (sho[   98.618328] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1601 13:19:29.010809  w_stack) from [<c138808c>] (dump_[   98.629015]  r9:c07f5fd4 r8:c616df60 r7:c2816000 r6:b6df0000 r5:c5ede500 r4:00000000
 1602 13:19:29.011117  stack+0xe0/0x100)
 1603 13:19:29.053079  # [   97.69829[   98.639621] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1604 13:19:29.053587  1] [<c1387fac>] (dump_stack) from[   98.649617]  r10:00000004 r9:00000000 r8:00000000 r7:b6df0000 r6:c616c000 r5:c5ede500
 1605 13:19:29.053986   [<c038e50c>] (___might_sleep+0x1[   98.660305]  r4:c5ede500
 1606 13:19:29.054321  b0/0x2c0)
 1607 13:19:29.054635  # [   97.706049]  r9:6[   98.665707] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1608 13:19:29.054951  00e0093 r8:0000000b r7:c035bb84 r[   98.675703]  r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f37e00 r5:00000008 r4:00000008
 1609 13:19:29.097103  6:00000031 r5:c19cd360 r4:c5c6200[   98.686312] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1610 13:19:29.097659  0
 1611 13:19:29.098051  # [   97[   98.696738] Exception stack(0xc616dfa8 to 0xc616dff0)
 1612 13:19:29.098384  [   98.702746] dfa0:                   00000008 00000008 00000001 b6df0000 00000008 00000000
 1613 13:19:29.098704  [   98.710932] dfc0: 00000008 00000008 b6f37e00 00000004 00000001 00000000 00020000 beafea54
 1614 13:19:29.099011  [   98.719115] dfe0: 00000004 beafe788 b6ea24cf b6e287e6
 1615 13:19:29.099330  .7[   98.724244] irq event stamp: 0
 1616 13:19:29.141128  13808] [<c038e35c>] (___might_sle[   98.727488] hardirqs last  enabled at (0): [<00000000>] 0x0
 1617 13:19:29.141671  ep) from [<c038e68c>] (__might_sl[   98.735974] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1618 13:19:29.142029  eep+0x70/0xb0)
 1619 13:19:29.142377  # [   97.721647] [   98.746344] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1620 13:19:29.142698   r6:00000000 r5:00000031 r4:c19cd[   98.756671] softirqs last disabled at (0): [<00000000>] 0x0
 1621 13:19:29.143008  360
 1622 13:19:29.143345  # [   97.726285] [<c038e61c>[   98.765086] ---[ end trace 3f0f7cd99f406d7c ]---
 1623 13:19:29.185178  ] (__might_sleep) from [<c036cd0c>] (exit_signals+0x4c/0x3fc)
 1624 13:19:29.185717  # [   97.734037]  r6:00000001 r5:c5c62000 r4:c62b6c00
 1625 13:19:29.186068  # [   97.738676] [<c036ccc0>] (exit_signals) from [<c035bb84>] (do_exit+0x10c/0xb4c)
 1626 13:19:29.186397  # [   97.745997]  r8:0000000b r7:c1e0fccc r6:ffffe000 r5:00000000 r4:c62b6c00
 1627 13:19:29.186710  # [   97.752714] [<c035ba78>] (do_exit) from [<c030ea88>] (die+0x374/0x380)
 1628 13:19:29.187011  # [   97.759249]  r7:c1e0fccc
 1629 13:19:29.187305  # [   97.761796] [<c030e714>] (die) from [<c030ec04>] (do_undefinstr+0x170/0x240)
 1630 13:19:29.229235  # [   97.768857]  r10:00000004 r9:c5c62000 r8:c15e8634 r7:00000000 r6:c5c63dc8 r5:c0c2f5a8
 1631 13:19:29.229777  # [   97.776693]  r4:e7f001f2
 1632 13:19:29.230137  # [   97.779241] [<c030ea94>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1633 13:19:29.230488  # [   97.787165] Exception stack(0xc5c63dc8 to 0xc5c63e10)
 1634 13:19:29.230805  # [   97.792228] 3dc0:                   c15e863c ef7965e0 cff4d0e8 c0c2f594 00000001 c5c69000
 1635 13:19:29.231114  # [   97.800417] 3de0: 00000004 c5c63f60 c15e8634 c1ad0b5c 00000004 c5c63e64 c5c63e68 c5c63e58
 1636 13:19:29.231445  # [   97.808602] 3e00: c0c2f028 c0c2f5a8 a00e0013 ffffffff
 1637 13:19:29.273142  # [   97.813663]  r7:c5c63dfc r6:ffffffff r5:a00e0013 r4:c0c2f5ac
 1638 13:19:29.273652  # [   97.819341] [<c0c2f594>] (lkdtm_BUG) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1639 13:19:29.274005  # [   97.826925] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1640 13:19:29.274332  # [   97.834945] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1641 13:19:29.274648  # [   97.842873]  r9:c5c63f60 r8:c3022c00 r7:00000004 r6:b6e7a000 r5:c5afcf00 r4:c0c2f408
 1642 13:19:29.274951  # [   97.850630] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1643 13:19:29.317208  # [   97.858472]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6e7a000 r5:c5afcf00 r4:00000000
 1644 13:19:29.317715  # [   97.866228] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1645 13:19:29.318040  # [   97.873375]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c5c62000 r5:c5afcf00
 1646 13:19:29.318343  # [   97.881210]  r4:c5afcf00
 1647 13:19:29.318631  # [   97.883756] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1648 13:19:29.318947  # [   97.890903]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000004 r4:00000004
 1649 13:19:29.361102  # [   97.898658] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1650 13:19:29.361612  # [   97.906233] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 1651 13:19:29.361965  # [   97.911296] 3fa0:                   00000004 00000004 00000001 b6e7a000 00000004 00000000
 1652 13:19:29.362297  # [   97.919484] 3fc0: 00000004 00000004 b6fc1e00 00000004 00000001 00000000 00020000 be81ea54
 1653 13:19:29.362613  # [   97.927670] 3fe0: 00000004 be81e788 b6f2c4cf b6eb27e6
 1654 13:19:29.362934  # BUG: saw 'kernel BUG at': ok
 1655 13:19:29.363209  ok 2 selftests: lkdtm: BUG.sh
 1656 13:19:29.363478  # selftests: lkdtm: WARNING.sh
 1657 13:19:29.405102  # [   98.403237] lkdtm: Performing direct entry WARNING
 1658 13:19:29.405501  # [   98.409593] ------------[ cut here ]------------
 1659 13:19:29.405815  # [   98.417227] WARNING: CPU: 3 PID: 891 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1660 13:19:29.448887  # [   98.428439] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1661 13:19:29.449060  # [   98.460330] CPU: 3 PID: 891 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1662 13:19:29.449140  # [   98.470609] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1663 13:19:29.449213  # [   98.479999] Backtrace: 
 1664 13:19:29.449280  # [   98.485330] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 1665 13:19:29.449368  # [   98.495749]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 1666 13:19:29.449443  # [   98.504273] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 1667 13:19:29.493024  # [   98.514446] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1668 13:19:29.493310  # [   98.524265]  r9:00000009 r8:c0c2f5f4 r7:00000053 r6:00000009 r5:c0c2f5f4 r4:c1ad1218
 1669 13:19:29.493482  # [   98.534872] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 1670 13:19:29.493638  # [   98.545213]  r7:00000053 r6:c1ad1218 r5:00000000 r4:c616c000
 1671 13:19:29.493784  # [   98.553745] [<c1381fa8>] (warn_s[   99.104721] lkdtm: Performing direct entry WARNING_MESSAGE
 1672 13:19:29.493948  lowpath_fmt) from [<c0c2f5f4>] (l[   99.111879] ------------[ cut here ]------------
 1673 13:19:29.494085  kdtm_WARNING+0x48/0x4c)
 1674 13:19:29.541346  # [   98[   99.119473] WARNING: CPU: 3 PID: 926 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1675 13:19:29.541895  .564689]  r9:c1ad0b60 r8:c15e8634[   99.131466] Warning message trigger count: 2
 1676 13:19:29.585199   r7:c616df60 r6:00000008 r5:c619d[   99.138544] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1677 13:19:29.585760  000 r4:00000002
 1678 13:19:29.586123  # [   98.575299][   99.170235] CPU: 3 PID: 926 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1679 13:19:29.586448   [<c0c2f5ac>] (lkdtm_WARNING) fro[   99.180714] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1680 13:19:29.586762  m [<c0c2f028>] (lkdtm_do_action+0[   99.190103] Backtrace: 
 1681 13:19:29.587068  x2c/0x4c)
 1682 13:19:29.587362  # [   98.586077] [<c0c[   99.195432] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 1683 13:19:29.629221  2effc>] (lkdtm_do_action) from [<[   99.205850]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 1684 13:19:29.629793  c0c2f528>] (direct_entry+0x120/0x[   99.214378] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 1685 13:19:29.630152  18c)
 1686 13:19:29.630480  # [   98.596946] [<c0c2f408[   99.224551] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1687 13:19:29.630796  >] (direct_entry) from [<c07f6038[   99.234369]  r9:00000009 r8:c0c2f644 r7:00000058 r6:00000009 r5:c0c2f644 r4:c1ad1218
 1688 13:19:29.631107  >] (full_proxy_write+0x64/0x94)
 1689 13:19:29.677235  [   99.244977] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 1690 13:19:29.677776  # [   98.607716]  r9:c616df60 r8:[   99.255319]  r7:00000058 r6:c1ad1218 r5:c1ad1234 r4:c62fe000
 1691 13:19:29.678131  c3022c00 r7:00000008 r6:b6df0000 [   99.263849] [<c1381fa8>] (warn_slowpath_fmt) from [<c0c2f644>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1692 13:19:29.678553  r5:c5ede500 r4:c0c2f408
 1693 13:19:29.678876  # [   98[   99.275489]  r9:c1ad0b68 r8:c15e8634 r7:c62fff60 r6:00000010 r5:c619d000 r4:00000003
 1694 13:19:29.721213  .618328] [<c07f5fd4>] (full_proxy[   99.286099] [<c0c2f5f8>] (lkdtm_WARNING_MESSAGE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1695 13:19:29.721765  _write) from [<c0598ab8>] (vfs_wr[   99.297571] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1696 13:19:29.722153  ite+0x10c/0x524)
 1697 13:19:29.722484  # [   98.629015[   99.308439] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1698 13:19:29.722797  ]  r9:c07f5fd4 r8:c616df60 r7:c28[   99.319212]  r9:c62fff60 r8:c3022c00 r7:00000010 r6:b6e6c000 r5:c5ede8c0 r4:c0c2f408
 1699 13:19:29.765346  16000 r6:b6df0000 r5:c5ede500 r4:[   99.329825] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1700 13:19:29.765900  00000000
 1701 13:19:29.766256  # [   98.639621] [<c059[   99.340509]  r9:c07f5fd4 r8:c62fff60 r7:c2816000 r6:b6e6c000 r5:c5ede8c0 r4:00000000
 1702 13:19:29.766587  89ac>] (vfs_write) from [<c059904[   99.351116] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1703 13:19:29.766906  c>] (ksys_write+0x74/0xec)
 1704 13:19:29.767207  # [  [   99.361113]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c62fe000 r5:c5ede8c0
 1705 13:19:29.767504   98.649617]  r10:00000004 r9:0000[   99.371801]  r4:c5ede8c0
 1706 13:19:29.809206  0000 r8:00000000 r7:b6df0000 r6:c[   99.377206] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1707 13:19:29.809763  616c000 r5:c5ede500
 1708 13:19:29.810125  # [   98.660[   99.387200]  r9:c62fe000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000010 r4:00000010
 1709 13:19:29.810452  305]  r4:c5ede500
 1710 13:19:29.810769  # [   98.66570[   99.397809] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1711 13:19:29.811077  7] [<c0598fd8>] (ksys_write) from[   99.408235] Exception stack(0xc62fffa8 to 0xc62ffff0)
 1712 13:19:29.857175   [<c05990dc>] (sys_write+0x18/0x1[   99.416153] ffa0:                   00000010 00000010 00000001 b6e6c000 00000010 00000000
 1713 13:19:29.857722  c)
 1714 13:19:29.858111  # [   98.675703]  r9:c616c000[   99.427193] ffc0: 00000010 00000010 b6fb3e00 00000004 00000001 00000000 00020000 bef95a54
 1715 13:19:29.858446   r8:c03002e4 r7:00000004 r6:b6f37[   99.438228] ffe0: 00000004 bef95788 b6f1e4cf b6ea47e6
 1716 13:19:29.858762  e00 r5:00000008 r4:00000008
 1717 13:19:29.859098  # [ [   99.446212] irq event stamp: 0
 1718 13:19:29.859406    98.686312] [<c05990c4>] (sys_wr[   99.452068] hardirqs last  enabled at (0): [<00000000>] 0x0
 1719 13:19:29.901118  ite) from [<c03000c0>] (ret_fast_[   99.460531] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1720 13:19:29.901624  syscall+0x0/0x28)
 1721 13:19:29.901939  # [   98.69673[   99.470871] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1722 13:19:29.902241  8] Exception stack(0xc616dfa8 to [   99.481237] softirqs last disabled at (0): [<00000000>] 0x0
 1723 13:19:29.902561  0xc616dff0)
 1724 13:19:29.902872  # [   98.702746] dfa[   99.489672] ---[ end trace 3f0f7cd99f406d7d ]---
 1725 13:19:29.903173  0:                   00000008 00000008 00000001 b6df0000 00000008 00000000
 1726 13:19:29.949123  # [   98.710932] dfc0: 00000008 00000008 b6f37e00 00000004 00000001 00000000 00020000 beafea54
 1727 13:19:29.949637  # [   98.719115] dfe0: 00000004 beafe788 b6ea24cf b6e287e6
 1728 13:19:29.949984  # [   98.724244] irq event stamp: 0
 1729 13:19:29.950307  # [   98.727488] hardirqs last  enabled at (0): [<00000000>] 0x0
 1730 13:19:29.950619  # [   98.735974] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1731 13:19:29.950926  # [   98.746344] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 1732 13:19:29.951222  # [   98.756671] softirqs last disabled at (0): [<00000000>] 0x0
 1733 13:19:29.951516  # [   98.765086] ---[ end trace 3f0f7cd99f406d7c ]---
 1734 13:19:29.951808  # WARNING: saw 'WARNING:': ok
 1735 13:19:29.952096  ok 3 selftests: lkdtm: WARNING.sh
 1736 13:19:29.952383  # selftests: lkdtm: WARNING_MESSAGE.sh
 1737 13:19:29.952692  # [   99.104721] lkdtm: Performing direct entry WARNING_MESSAGE
 1738 13:19:29.952996  # [   99.111879] ------------[ cut here ]------------
 1739 13:19:29.953282  # [   99.119473] WARNING: CPU: 3 PID: 926 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1740 13:19:29.953571  # [   99.131466] Warning message trigger count: 2
 1741 13:19:29.997188  # [   99.138544] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1742 13:19:29.997741  # [   99.170235] CPU: 3 PID: 926 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1743 13:19:29.998098  # [   99.180714] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1744 13:19:29.998428  # [   99.190103] Backtrace: 
 1745 13:19:29.998735  # [   99.195432] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 1746 13:19:30.033451  # [   99.205850]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 1747 13:19:30.033952  # [   99.214378] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 1748 13:19:30.034273  # [   99.224551] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 1749 13:19:30.034570  # [   99.234369]  r9:00000009 r8:c0c2f644 r7:00000058 r6:00000009 r5:c0c2f644 r4:c1ad1218
 1750 13:19:30.034859  # [   99.244977] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 1751 13:19:30.035138  # [   99.255319]  r7:00000058 r6:c1ad1218 r5:c1ad1234 r4:c62fe000
 1752 13:19:30.077093  # [   99.263849] [<c1381fa8>] (warn_slowpath_fmt) from [<c0c2f644>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1753 13:19:30.077595  # [   99.275489]  r9:c1ad0b68 r8:c15e8634 r7:c62fff60 r6:00000010 r5:c619d000 r4:00000003
 1754 13:19:30.077946  # [   99.286099] [<c0c2f5f8>] (lkdtm_WARNING_MESSAGE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1755 13:19:30.078274  # [   99.297571] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1756 13:19:30.078589  # [   99.308439] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1757 13:19:30.121077  # [   99.319212]  r9:c62fff60 r8:c3022c00 r7:00000010 r6:b6e6c000 r5:c5ede8c0 r4:c0c2f408
 1758 13:19:30.121578  # [   99.329825] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1759 13:19:30.121899  # [   99.340509]  r9:c07f5fd4 r8:c62fff60 r7:c2816000 r6:b6e6c000 r5:c5ede8c0 r4:00000000
 1760 13:19:30.122196  # [   99.351116] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1761 13:19:30.122487  # [   99.361113]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6c000 r6:c62fe000 r5:c5ede8c0
 1762 13:19:30.122767  # [   99.371801]  r4:c5ede8c0
 1763 13:19:30.165038  # [   99.377206] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1764 13:19:30.165532  # [   99.387200]  r9:c62fe000 r8:c03002e4 r7:00000004 r6:b6fb3e00 r5:00000010 r4:00000010
 1765 13:19:30.165853  # [   99.397809] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1766 13:19:30.166188  # [   99.408235] Exception stack(0xc62fffa8 to 0xc62ffff0)
 1767 13:19:30.166500  # [   99.416153] ffa0:                   00000010 00000010 00000001 b6e6c000 00000010 00000000
 1768 13:19:30.166805  # [   99.427193] ffc0: 00000010 00000010 b6fb3e00 00000004 00000001 00000000 00020000 bef95a54
 1769 13:19:30.213142  # [   99.438228] ffe0: 00000004 bef95788 b6f1e4cf b6ea47e6
 1770 13:19:30.213642  # [   99.446212] irq event stamp: 0[   99.816695] lkdtm: Performing direct entry EXCEPTION
 1771 13:19:30.213966  
 1772 13:19:30.214300  # [   99.452068] hardi[r q s  99.822486] 8<--- cut here ---
 1773 13:19:30.214615  ast  enabled at (0): [<00000000>][   99.828212] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1774 13:19:30.214925   0x0
 1775 13:19:30.215225  # [   99.460531] hardirqs l[   99.839037] pgd = 96e1b88e
 1776 13:19:30.215495  ast disabled at (0): [<c0353ce0>][   99.844604] [00000000] *pgd=00000000
 1777 13:19:30.215766   copy_process+0x5c8/0x194c
 1778 13:19:30.257152  # [  [   99.850990] Internal error: Oops: 805 [#2] SMP ARM
 1779 13:19:30.257392   99.470871] softirqs last  enable[   99.858605] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1780 13:19:30.301291  d at (0): [<c0353c[e 0 > ]9 9c.o890309] CPU: 1 PID: 958 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1781 13:19:30.301838  y_process+[0 x 5 c989/.09x01091429] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1782 13:19:30.302198  
 1783 13:19:30.302523  # [   99.481237] softirqs las[t  99.908492] PC is at lkdtm_EXCEPTION+0x18/0x20
 1784 13:19:30.302841   disabled at (0[)  :  9[9<.090105614] LR is at lkdtm_do_action+0x2c/0x4c
 1785 13:19:30.303153  0000>] 0x0
 1786 13:19:30.303462  [#   [  9 9 .9992.24051] pc : [<c0c2f664>]    lr : [<c0c2f028>]    psr: a00e0013
 1787 13:19:30.303763  9672] -[- - [  9e9n.d9 3t0r2a2c3e sp : c6473e58  ip : c6473e68  fp : c6473e64
 1788 13:19:30.345131   3f0f7cd99f[4 0  69d97.d9 3]7-0-97] r10: 0000000a  r9 : c1ad0b78  r8 : c15e8634
 1789 13:19:30.345675  
 1790 13:19:30.346028  # WARNI[N G _ M9E9S.S9A4G4E1:4 ] r7 : c6473f60  r6 : 0000000a  r5 : c2f6b000  r4 : 00000004
 1791 13:19:30.346357  saw 'messa[g e   t9r9i.g9g5e2r4'04] r3 : 00000000  r2 : a195d0e6  r1 : ef7965e0  r0 : c15e8654
 1792 13:19:30.346672   ok
 1793 13:19:30.346971  ok 4 sel[f t e s9t9s.:9 6l0k54] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1794 13:19:30.347276  dtm: WARNI[N G _ M9E9S.S9A6G9E7.95] Control: 10c5387d  Table: 1673c04a  DAC: 00000051
 1795 13:19:30.347572  h
 1796 13:19:30.389355  # selftests[:   l k9d9t.m9:7 7363] Process cat (pid: 958, stack limit = 0x02f23a51)
 1797 13:19:30.389898  XCEPTION.sh[
 1798 13:19:30.390249   
 1799 13:19:30.390571    99.985016] Stack: (0xc6473e58 to 0xc6474000)
 1800 13:19:30.390884  [   99.990501] 3e40:                                                       c6473e74 c6473e68
 1801 13:19:30.391191  [   99.998687] 3e60: c0c2f028 c0c2f658 c6473e9c c6473e78 c0c2f528 c0c2f008 c0c2f408 c59dd900
 1802 13:19:30.391491  [  100.006872] 3e80: b6e41000 0000000a c3022c00 c6473f60 c6473ec4 c6473ea0 c07f6038 c0c2f414
 1803 13:19:30.391787  [  100.015058] 3ea0: 00000000 c59dd900 b6e41000 c2816000 c6473f60 c07f5fd4 c6473f5c c6473ec8
 1804 13:19:30.433236  [  100.023244] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6472000
 1805 13:19:30.433779  [  100.031429] 3ee0: b6e41000 00020000 00000004 0000000a 0001fff6 c6473ee0 00000001 b6e40000
 1806 13:19:30.434137  [  100.039614] 3f00: c5887900 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1807 13:19:30.434462  [  100.047801] 3f20: 00000000 00000000 c13a3de0 a195d0e6 c205cfa0 c59dd900 c59dd900 c6472000
 1808 13:19:30.434771  [  100.055987] 3f40: b6e41000 00000000 00000000 00000004 c6473f94 c6473f60 c059904c c05989b8
 1809 13:19:30.477259  [  100.064174] 3f60: 00000000 00000000 c6473fac a195d0e6 0000000a 0000000a b6f88e00 00000004
 1810 13:19:30.477806  [  100.072360] 3f80: c03002e4 c6472000 c6473fa4 c6473f98 c05990dc c0598fe4 00000000 c6473fa8
 1811 13:19:30.478164  [  100.080546] 3fa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6e41000 0000000a 00000000
 1812 13:19:30.478485  [  100.088733] 3fc0: 0000000a 0000000a b6f88e00 00000004 00000001 00000000 00020000 bef3ba54
 1813 13:19:30.478796  [  100.096919] 3fe0: 00000004 bef3b788 b6ef34cf b6e797e6 800e0030 00000001 00000000 00000000
 1814 13:19:30.479099  [  100.105098] Backtrace: 
 1815 13:19:30.521186  [  100.107567] [<c0c2f64c>] (lkdtm_EXCEPTION) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1816 13:19:30.521732  [  100.115672] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1817 13:19:30.522086  [  100.123691] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1818 13:19:30.522410  [  100.131617]  r9:c6473f60 r8:c3022c00 r7:0000000a r6:b6e41000 r5:c59dd900 r4:c0c2f408
 1819 13:19:30.522725  [  100.139375] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1820 13:19:30.523030  [  100.147214]  r9:c07f5fd4 r8:c6473f60 r7:c2816000 r6:b6e41000 r5:c59dd900 r4:00000000
 1821 13:19:30.565359  [  100.154967] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1822 13:19:30.565907  [  100.162110]  r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c6472000 r5:c59dd900
 1823 13:19:30.566265  [  100.169944]  r4:c59dd900
 1824 13:19:30.566592  [  100.172489] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1825 13:19:30.566906  [  100.179633]  r9:c6472000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:0000000a r4:0000000a
 1826 13:19:30.567209  [  100.187389] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1827 13:19:30.567507  [  100.194962] Exception stack(0xc6473fa8 to 0xc6473ff0)
 1828 13:19:30.609085  [  100.200021] 3fa0:                   0000000a 0000000a 00000001 b6e41000 0000000a 00000000
 1829 13:19:30.609586  [  100.208205] 3fc0: 0000000a 0000000a b6f88e00 00000004 00000001 00000000 00020000 bef3ba54
 1830 13:19:30.609906  [  100.216388] 3fe0: 00000004 bef3b788 b6ef34cf b6e797e6
 1831 13:19:30.610237  [  100.221447] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1832 13:19:30.610548  [  100.227631] ---[ end trace 3f0f7cd99f406d7e ]---
 1833 13:19:30.610855  # Segmentation fault
 1834 13:19:30.684679  # [   99.816695] lkdtm: Performing direct entry EXCEPTION
 1835 13:19:30.685084  # [   99.822486] 8<--- cut here ---
 1836 13:19:30.685405  # [   99.828212] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1837 13:19:30.685708  # [   99.839037] pgd = 96e1b88e
 1838 13:19:30.685998  # [   99.844604] [00000000] *pgd=00000000
 1839 13:19:30.686279  # [   99.850990] Internal error: Oops: 805 [#2] SMP ARM
 1840 13:19:30.727741  # [   99.858605] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 1841 13:19:30.728156  # [   99.890309] CPU: 1 PID: 958 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 1842 13:19:30.728476  # [   99.900129] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 1843 13:19:30.728798  # [   99.908492] PC is at lkdtm_EXCEPTION+0x18/0x20
 1844 13:19:30.729087  # [   99.915614] LR is at lkdtm_do_action+0x2c/0x4c
 1845 13:19:30.770959  # [   99.922051] pc : [<c0c2f664>]    lr : [<c0c2f028>]    psr: a00e0013
 1846 13:19:30.771499  # [   99.930223] sp : c6473e58  ip : c6473e68  fp : c6473e64
 1847 13:19:30.771848  # [   99.937097] r10: 0000000a  r9 : c1ad0b78  r8 : c15e8634
 1848 13:19:30.772174  # [   99.944143] r7 : c6473f60  r6 : 0000000a  r5 : c2f6b000  r4 : 00000004
 1849 13:19:30.772483  # [   99.952404] r3 : 00000000  r2 : a195d0e6  r1 : ef7965e0  r0 : c15e8654
 1850 13:19:30.772817  # [   99.960754] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1851 13:19:30.773122  # [   99.969795] Control: 10c5387d  Table: 1673c04a  DAC: 00000051
 1852 13:19:30.814035  # [   99.977363] Process cat (pid: 958, stack limit = 0x02f23a51)
 1853 13:19:30.814571  # [   99.985016] Stack: (0xc6473e58 to 0xc6474000)
 1854 13:19:30.814918  # [   99.990501] 3e40:                                                       c6473e74 c6473e68
 1855 13:19:30.815248  # [   99.998687] 3e60: c0c2f028 c0c2f658 c6473e9c c6473e78 c0c2f528 c0c2f008 c0c2f408 c59dd900
 1856 13:19:30.815562  # [  100.006872] 3e80: b6e41000 0000000a c3022c00 c6473f60 c6473ec4 c6473ea0 c07f6038 c0c2f414
 1857 13:19:30.815871  # [  100.015058] 3ea0: 00000000 c59dd900 b6e41000 c2816000 c6473f60 c07f5fd4 c6473f5c c6473ec8
 1858 13:19:30.857051  # [  100.023244] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6472000
 1859 13:19:30.857633  # [  100.031429] 3ee0: b6e41000 00020000 00000004 0000000a 0001fff6 c6473ee0 00000001 b6e40000
 1860 13:19:30.857988  # [  100.039614] 3f00: c5887900 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1861 13:19:30.858315  # [  100.047801] 3f20: 00000000 00000000 c13a3de0 a195d0e6 c205cfa0 c59dd900 c59dd900 c6472000
 1862 13:19:30.858628  # [  100.055987] 3f40: b6e41000 00000000 00000000 00000004 c6473f94 c6473f60 c059904c c05989b8
 1863 13:19:30.901074  # [  100.064174] 3f60: 00000000 00000000 c6473fac a195d0e6 0000000a 0000000a b6f88e00 00000004
 1864 13:19:30.901610  # [  100.072360] 3f80: c03002e4 c6472000 c6473fa4 c6473f98 c05990dc c0598fe4 00000000 c6473fa8
 1865 13:19:30.901958  # [  100.080546] 3fa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6e41000 0000000a 00000000
 1866 13:19:30.902281  # [  100.088733] 3fc0: 0000000a 0000000a b6f88e00 00000004 00000001 00000000 00020000 bef3ba54
 1867 13:19:30.902588  # [  100.096919] 3fe0: 00000004 bef3b788 b6ef34cf b6e797e6 800e0030 00000001 00000000 00000000
 1868 13:19:30.902889  # [  100.105098] Backtrace: 
 1869 13:19:30.945304  # [  100.107567] [<c0c2f64c>] (lkdtm_EXCEPTION) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 1870 13:19:30.945846  # [  100.115672] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 1871 13:19:30.946198  # [  100.123691] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 1872 13:19:30.946523  # [  100.131617]  r9:c6473f60 r8:c3022c00 r7:0000000a r6:b6e41000 r5:c59dd900 r4:c0c2f408
 1873 13:19:30.946836  # [  100.139375] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 1874 13:19:30.989148  # [  100.147214]  r9:c07f5fd4 r8:c6473f60 r7:c2816000 r6:b6e41000 r5:c59dd900 r4:00000000
 1875 13:19:30.989689  # [  100.154967] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 1876 13:19:30.990043  # [  100.162110]  r10:00000004 r9:00000000 r8:00000000 r7:b6e41000 r6:c6472000 r5:c59dd900
 1877 13:19:30.990368  # [  100.169944]  r4:c59dd900
 1878 13:19:30.990678  # [  100.172489] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 1879 13:19:30.990986  # [  100.179633]  r9:c6472000 r8:c03002e4 r7:00000004 r6:b6f88e00 r5:0000000a r4:0000000a
 1880 13:19:30.991286  # [  100.187389] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1881 13:19:31.033063  # [  100.194962] Exception stack(0xc6473fa8 to 0xc6473ff0)
 1882 13:19:31.033567  # [  100.200021] 3fa0:                   0000000a 0000000a 00000001 b6e41000 0000000a 00000000
 1883 13:19:31.033894  # [  100.208205] 3fc0: 0000000a 0000000a b6f88e00 00000004 00000001 00000000 00020000 bef3ba54
 1884 13:19:31.034229  # [  100.216388] 3fe0: 00000004 bef3b788 b6ef34cf b6e797e6
 1885 13:19:31.034542  # [  100.221447] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1886 13:19:31.034847  # [  100.227631] ---[ end trace 3f0f7cd99f406d7e ]---
 1887 13:19:31.035143  # EXCEPTION: missing 'call trace:': [FAIL]
 1888 13:19:31.077218  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1
 1889 13:19:31.077758  # selftests: lkdtm: LOOP.sh
 1890 13:19:31.078109  # Skipping LOOP: Hangs the system
 1891 13:19:31.078431  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1892 13:19:31.078745  # selftests: lkdtm: EXHAUST_STACK.sh
 1893 13:19:31.144648  # Skipping EXHAUST_STACK: Corrupts memory on failure
 1894 13:19:31.145203  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 1895 13:19:31.160897  # selftests: lkdtm: CORRUPT_STACK.sh
 1896 13:19:31.327773  # Skipping CORRUPT_STACK: Crashes entire system on success
 1897 13:19:31.327932  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 1898 13:19:31.343722  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 1899 13:19:31.498135  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 1900 13:19:31.498675  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 1901 13:19:31.514091  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 1902 13:19:31.729324  [  101.346644] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1903 13:19:31.729861  [  101.352237] lkdtm: attempting good list addition
 1904 13:19:31.730210  [  101.356964] lkdtm: attempting corrupted list addition
 1905 13:19:31.730534  [  101.362025] lkdtm: list_add() corruption not detected!
 1906 13:19:31.823366  # [  101.346644] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1907 13:19:31.823905  # [  101.352237] lkdtm: attempting good list addition
 1908 13:19:31.824254  # [  101.356964] lkdtm: attempting corrupted list addition
 1909 13:19:31.824578  # [  101.362025] lkdtm: list_add() corruption not detected!
 1910 13:19:31.824913  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 1911 13:19:31.839077  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 1912 13:19:31.855058  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 1913 13:19:32.072676  [  101.690000] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1914 13:19:32.073216  [  101.695794] lkdtm: attempting good list removal
 1915 13:19:32.073566  [  101.700366] lkdtm: attempting corrupted list removal
 1916 13:19:32.073888  [  101.705419] lkdtm: list_del() corruption not detected!
 1917 13:19:32.146527  # [  101.690000] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1918 13:19:32.147065  # [  101.695794] lkdtm: attempting good list removal
 1919 13:19:32.147418  # [  101.700366] lkdtm: attempting corrupted list removal
 1920 13:19:32.147743  # [  101.705419] lkdtm: list_del() corruption not detected!
 1921 13:19:32.162721  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 1922 13:19:32.178466  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 1923 13:19:32.194406  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 1924 13:19:32.406147  [  102.023412] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1925 13:19:32.406692  [  102.029701] lkdtm: attempting bad read from page below current stack
 1926 13:19:32.407038  [  102.036132] lkdtm: FAIL: accessed page before stack! (byte: 0)
 1927 13:19:32.471902  # [  102.023412] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1928 13:19:32.472444  # [  102.029701] lkdtm: attempting bad read from page below current stack
 1929 13:19:32.472829  # [  102.036132] lkdtm: FAIL: accessed page before stack! (byte: 0)
 1930 13:19:32.487969  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]
 1931 13:19:32.512682  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1
 1932 13:19:32.528896  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 1933 13:19:32.736141  [  102.351525] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1934 13:19:32.736698  [  102.358035] lkdtm: attempting bad read from page above current stack
 1935 13:19:32.737050  [  102.364455] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1936 13:19:32.819240  # [  102.351525] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1937 13:19:32.819779  # [  102.358035] lkdtm: attempting bad read from page above current stack
 1938 13:19:32.820128  # [  102.364455] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1939 13:19:32.820453  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]
 1940 13:19:32.844994  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1
 1941 13:19:32.861176  # selftests: lkdtm: UNSET_SMEP.sh
 1942 13:19:33.073446  [  102.700482] lkdtm: Performing direct entry UNSET_SMEP
 1943 13:19:33.073984  [  102.705638] lkdtm: XFAIL: this test is x86_64-only
 1944 13:19:33.136359  # [  102.700482] lkdtm: Performing direct entry UNSET_SMEP
 1945 13:19:33.136935  # [  102.705638] lkdtm: XFAIL: this test is x86_64-only
 1946 13:19:33.152229  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 1947 13:19:33.184205  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 1948 13:19:33.200470  # selftests: lkdtm: DOUBLE_FAULT.sh
 1949 13:19:33.412711  [  103.038737] lkdtm: Performing direct entry DOUBLE_FAULT
 1950 13:19:33.413262  [  103.044092] lkdtm: XFAIL: this test is ia32-only
 1951 13:19:33.472626  # [  103.038737] lkdtm: Performing direct entry DOUBLE_FAULT
 1952 13:19:33.473182  # [  103.044092] lkdtm: XFAIL: this test is ia32-only
 1953 13:19:33.488804  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 1954 13:19:33.520810  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 1955 13:19:33.536792  # selftests: lkdtm: CORRUPT_PAC.sh
 1956 13:19:33.735645  [  103.364686] lkdtm: Performing direct entry CORRUPT_PAC
 1957 13:19:33.735803  [  103.369846] lkdtm: XFAIL: this test is arm64-only
 1958 13:19:33.804987  # [  103.364686] lkdtm: Performing direct entry CORRUPT_PAC
 1959 13:19:33.805529  # [  103.369846] lkdtm: XFAIL: this test is arm64-only
 1960 13:19:33.821147  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 1961 13:19:33.852961  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 1962 13:19:33.869055  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 1963 13:19:34.078351  [  103.701122] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1964 13:19:34.078898  [  103.707892] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1965 13:19:34.142223  # [  103.701122] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1966 13:19:34.142762  # [  103.707892] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1967 13:19:34.158098  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 1968 13:19:34.190022  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 1969 13:19:34.206012  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 1970 13:19:34.365657  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 1971 13:19:34.381876  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 1972 13:19:34.397683  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 1973 13:19:34.567216  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 1974 13:19:34.567758  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 1975 13:19:34.583454  # selftests: lkdtm: READ_AFTER_FREE.sh
 1976 13:19:34.795842  [  104.412544] lkdtm: Performing direct entry READ_AFTER_FREE
 1977 13:19:34.796381  [  104.418126] lkdtm: Value in memory before free: 12345678
 1978 13:19:34.796758  [  104.423559] lkdtm: Attempting bad read from freed memory
 1979 13:19:34.797131  [  104.428912] lkdtm: Memory was not poisoned
 1980 13:19:34.875612  # [  104.412544] lkdtm: Performing direct entry READ_AFTER_FREE
 1981 13:19:34.876203  # [  104.418126] lkdtm: Value in memory before free: 12345678
 1982 13:19:34.876558  # [  104.423559] lkdtm: Attempting bad read from freed memory
 1983 13:19:34.876932  # [  104.428912] lkdtm: Memory was not poisoned
 1984 13:19:34.891808  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 1985 13:19:34.907776  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 1986 13:19:34.939425  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 1987 13:19:35.113070  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 1988 13:19:35.113708  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 1989 13:19:35.129143  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 1990 13:19:35.352595  [  104.968808] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1991 13:19:35.353156  [  104.974951] lkdtm: Value in memory before free: 12345678
 1992 13:19:35.353506  [  104.980275] lkdtm: Attempting to read from freed memory
 1993 13:19:35.353826  [  104.985550] lkdtm: Buddy page was not poisoned
 1994 13:19:35.432373  # [  104.968808] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1995 13:19:35.432955  # [  104.974951] lkdtm: Value in memory before free: 12345678
 1996 13:19:35.433308  # [  104.980275] lkdtm: Attempting to read from freed memory
 1997 13:19:35.433703  # [  104.985550] lkdtm: Buddy page was not poisoned
 1998 13:19:35.448632  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 1999 13:19:35.473551  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 2000 13:19:35.489517  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 2001 13:19:35.689843  [  105.318120] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2002 13:19:35.690433  [  105.323886] lkdtm: Attempting double slab free ...
 2003 13:19:35.758727  # [  105.318120] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2004 13:19:35.759270  # [  105.323886] lkdtm: Attempting double slab free ...
 2005 13:19:35.774804  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 2006 13:19:35.806806  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 2007 13:19:35.822633  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 2008 13:19:36.034670  [  105.659090] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2009 13:19:36.034830  [  105.664722] lkdtm: Attempting cross-cache slab free ...
 2010 13:19:36.104106  # [  105.659090] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2011 13:19:36.104538  # [  105.664722] lkdtm: Attempting cross-cache slab free ...
 2012 13:19:36.120223  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2013 13:19:36.151890  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2014 13:19:36.168138  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2015 13:19:36.364158  [  105.992480] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2016 13:19:36.364318  [  105.997985] lkdtm: Attempting non-Slab slab free ...
 2017 13:19:36.433174  # [  105.992480] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2018 13:19:36.433554  # [  105.997985] lkdtm: Attempting non-Slab slab free ...
 2019 13:19:36.449253  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2020 13:19:36.481235  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2021 13:19:36.497477  # selftests: lkdtm: SOFTLOCKUP.sh
 2022 13:19:36.656756  # Skipping SOFTLOCKUP: Hangs the system
 2023 13:19:36.672742  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2024 13:19:36.688810  # selftests: lkdtm: HARDLOCKUP.sh
 2025 13:19:36.848638  # Skipping HARDLOCKUP: Hangs the system
 2026 13:19:36.864456  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2027 13:19:36.880380  # selftests: lkdtm: SPINLOCKUP.sh
 2028 13:19:37.050988  # Skipping SPINLOCKUP: Hangs the system
 2029 13:19:37.051526  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2030 13:19:37.067201  # selftests: lkdtm: HUNG_TASK.sh
 2031 13:19:37.226813  # Skipping HUNG_TASK: Hangs the system
 2032 13:19:37.242524  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2033 13:19:37.258694  # selftests: lkdtm: EXEC_DATA.sh
 2034 13:19:37.478409  [  107.083578] lkdtm: Performing direct entry EXEC_DATA
 2035 13:19:37.478946  [  107.088567] lkdtm: attempting ok execution at c0c2fd98
 2036 13:19:37.479295  [  107.093798] lkdtm: attempting bad execution at c26f794c
 2037 13:19:37.479620  [  107.099039] 8<--- cut here ---
 2038 13:19:37.479930  [  107.102101] Unable to handle kernel paging request at virtual address c26f794c
 2039 13:19:37.480235  [  107.109330] pgd = 3693da9b
 2040 13:19:37.480533  [  107.112043] [c26f794c] *pgd=1261141e(bad)
 2041 13:19:37.480857  [  107.116078] Internal error: Oops: 8000000d [#3] SMP ARM
 2042 13:19:37.521444  [  107.121309] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2043 13:19:37.522000  [  107.150347] CPU: 1 PID: 1801 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2044 13:19:37.522354  [  107.158096] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2045 13:19:37.522684  [  107.164638] PC is at data_area+0x0/0x40
 2046 13:19:37.564821  [  107.168485] LR is at execute_location+0xa4/0xb4
 2047 13:19:37.565362  [  107.173021] pc : [<c26f794c>]    lr : [<c138e65c>]    psr: 600e0013
 2048 13:19:37.565713  [  107.179293] sp : c6643e38  ip : 00000027  fp : c6643e54
 2049 13:19:37.566035  [  107.184522] r10: 0000000a  r9 : c1ad0d5c  r8 : c15e8634
 2050 13:19:37.566346  [  107.189752] r7 : c6643f60  r6 : 00000001  r5 : c26f794c  r4 : c0c2fd98
 2051 13:19:37.566649  [  107.196285] r3 : d9f204b4  r2 : d9f204b4  r1 : ef7965e4  r0 : 0000002b
 2052 13:19:37.566949  [  107.202820] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2053 13:19:37.608011  [  107.209962] Control: 10c5387d  Table: 1643804a  DAC: 00000051
 2054 13:19:37.608536  [  107.215715] Process cat (pid: 1801, stack limit = 0x5cbb8535)
 2055 13:19:37.608917  [  107.221468] Stack: (0xc6643e38 to 0xc6644000)
 2056 13:19:37.609244  [  107.225834] 3e20:                                                       0000001f c5d96000
 2057 13:19:37.609560  [  107.234019] 3e40: 0000000a c6643f60 c6643e64 c6643e58 c138e7c8 c138e5c4 c6643e74 c6643e68
 2058 13:19:37.609865  [  107.242206] 3e60: c0c2f028 c138e7b0 c6643e9c c6643e78 c0c2f528 c0c2f008 c0c2f408 c5c04b40
 2059 13:19:37.651256  [  107.250391] 3e80: b6e54000 0000000a c3022c00 c6643f60 c6643ec4 c6643ea0 c07f6038 c0c2f414
 2060 13:19:37.651796  [  107.258576] 3ea0: 00000000 c5c04b40 b6e54000 c2816000 c6643f60 c07f5fd4 c6643f5c c6643ec8
 2061 13:19:37.652146  [  107.266761] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6642000
 2062 13:19:37.652473  [  107.274947] 3ee0: b6e54000 00020000 00000004 0000000a 0001fff6 c6643ee0 00000001 b6e53000
 2063 13:19:37.652816  [  107.283132] 3f00: c5e28640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2064 13:19:37.653124  [  107.291317] 3f20: 00000000 00000000 c13a3de0 d9f204b4 c205cfa0 c5c04b40 c5c04b40 c6642000
 2065 13:19:37.694338  [  107.299503] 3f40: b6e54000 00000000 00000000 00000004 c6643f94 c6643f60 c059904c c05989b8
 2066 13:19:37.694878  [  107.307689] 3f60: 00000000 00000000 c6643fac d9f204b4 0000000a 0000000a b6f9be00 00000004
 2067 13:19:37.695227  [  107.315875] 3f80: c03002e4 c6642000 c6643fa4 c6643f98 c05990dc c0598fe4 00000000 c6643fa8
 2068 13:19:37.695553  [  107.324060] 3fa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2069 13:19:37.695861  [  107.332244] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 bee32a54
 2070 13:19:37.737639  [  107.340430] 3fe0: 00000004 bee32788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000
 2071 13:19:37.738182  [  107.348610] Backtrace: 
 2072 13:19:37.738527  [  107.351075] [<c138e5b8>] (execute_location) from [<c138e7c8>] (lkdtm_EXEC_DATA+0x24/0x28)
 2073 13:19:37.738853  [  107.359261]  r7:c6643f60 r6:0000000a r5:c5d96000 r4:0000001f
 2074 13:19:37.739165  [  107.364935] [<c138e7a4>] (lkdtm_EXEC_DATA) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2075 13:19:37.739470  [  107.373036] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2076 13:19:37.780863  [  107.381057] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2077 13:19:37.781398  [  107.388983]  r9:c6643f60 r8:c3022c00 r7:0000000a r6:b6e54000 r5:c5c04b40 r4:c0c2f408
 2078 13:19:37.781749  [  107.396740] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2079 13:19:37.782073  [  107.404578]  r9:c07f5fd4 r8:c6643f60 r7:c2816000 r6:b6e54000 r5:c5c04b40 r4:00000000
 2080 13:19:37.782384  [  107.412331] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2081 13:19:37.782684  [  107.419473]  r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6642000 r5:c5c04b40
 2082 13:19:37.824045  [  107.427306]  r4:c5c04b40
 2083 13:19:37.824581  [  107.429849] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2084 13:19:37.824961  [  107.436994]  r9:c6642000 r8:c03002e4 r7:00000004 r6:b6f9be00 r5:0000000a r4:0000000a
 2085 13:19:37.825286  [  107.444749] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2086 13:19:37.825596  [  107.452324] Exception stack(0xc6643fa8 to 0xc6643ff0)
 2087 13:19:37.825901  [  107.457383] 3fa0:                   0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2088 13:19:37.854804  [  107.465569] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 bee32a54
 2089 13:19:37.854959  [  107.473751] 3fe0: 00000004 bee32788 b6f064cf b6e8c7e6
 2090 13:19:37.855026  [  107.478812] Code: 00000000 c2afb240 c2afb300 c2afb3c0 (e1a0c00d) 
 2091 13:19:37.855089  [  107.484915] ---[ end trace 3f0f7cd99f406d7f ]---
 2092 13:19:37.855149  # Segmentation fault
 2093 13:19:37.962144  # [  107.083578] lkdtm: Performing direct entry EXEC_DATA
 2094 13:19:37.962735  # [  107.088567] lkdtm: attempting ok execution at c0c2fd98
 2095 13:19:37.963069  # [  107.093798] lkdtm: attempting bad execution at c26f794c
 2096 13:19:37.963370  # [  107.099039] 8<--- cut here ---
 2097 13:19:37.963655  # [  107.102101] Unable to handle kernel paging request at virtual address c26f794c
 2098 13:19:37.963942  # [  107.109330] pgd = 3693da9b
 2099 13:19:37.964213  # [  107.112043] [c26f794c] *pgd=1261141e(bad)
 2100 13:19:37.964527  # [  107.116078] Internal error: Oops: 8000000d [#3] SMP ARM
 2101 13:19:38.005113  # [  107.121309] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2102 13:19:38.005685  # [  107.150347] CPU: 1 PID: 1801 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2103 13:19:38.006067  # [  107.158096] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2104 13:19:38.006430  # [  107.164638] PC is at data_area+0x0/0x40
 2105 13:19:38.006776  # [  107.168485] LR is at execute_location+0xa4/0xb4
 2106 13:19:38.047865  
 2107 13:19:38.047948  # [  107.173021] pc : [<c26f794c>]    lr : [<c138e65c>]    psr: 600e0013
 2108 13:19:38.048015  # [  107.179293] sp : c6643e38  ip : 00000027  fp : c6643e54
 2109 13:19:38.048076  # [  107.184522] r10: 0000000a  r9 : c1ad0d5c  r8 : c15e8634
 2110 13:19:38.048136  # [  107.189752] r7 : c6643f60  r6 : 00000001  r5 : c26f794c  r4 : c0c2fd98
 2111 13:19:38.048192  # [  107.196285] r3 : d9f204b4  r2 : d9f204b4  r1 : ef7965e4  r0 : 0000002b
 2112 13:19:38.048248  # [  107.202820] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2113 13:19:38.091532  # [  107.209962] Control: 10c5387d  Table: 1643804a  DAC: 00000051
 2114 13:19:38.092047  # [  107.215715] Process cat (pid: 1801, stack limit = 0x5cbb8535)
 2115 13:19:38.092412  # [  107.221468] Stack: (0xc6643e38 to 0xc6644000)
 2116 13:19:38.092752  # [  107.225834] 3e20:                                                       0000001f c5d96000
 2117 13:19:38.093095  # [  107.234019] 3e40: 0000000a c6643f60 c6643e64 c6643e58 c138e7c8 c138e5c4 c6643e74 c6643e68
 2118 13:19:38.093383  # [  107.242206] 3e60: c0c2f028 c138e7b0 c6643e9c c6643e78 c0c2f528 c0c2f008 c0c2f408 c5c04b40
 2119 13:19:38.134300  # [  107.250391] 3e80: b6e54000 0000000a c3022c00 c6643f60 c6643ec4 c6643ea0 c07f6038 c0c2f414
 2120 13:19:38.134472  # [  107.258576] 3ea0: 00000000 c5c04b40 b6e54000 c2816000 c6643f60 c07f5fd4 c6643f5c c6643ec8
 2121 13:19:38.134555  # [  107.266761] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6642000
 2122 13:19:38.134624  # [  107.274947] 3ee0: b6e54000 00020000 00000004 0000000a 0001fff6 c6643ee0 00000001 b6e53000
 2123 13:19:38.134686  # [  107.283132] 3f00: c5e28640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2124 13:19:38.134748  # [  107.291317] 3f20: 00000000 00000000 c13a3de0 d9f204b4 c205cfa0 c5c04b40 c5c04b40 c6642000
 2125 13:19:38.177366  
 2126 13:19:38.177866  # [  107.299503] 3f40: b6e54000 00000000 00000000 00000004 c6643f94 c6643f60 c059904c c05989b8
 2127 13:19:38.178185  # [  107.307689] 3f60: 00000000 00000000 c6643fac d9f204b4 0000000a 0000000a b6f9be00 00000004
 2128 13:19:38.178485  # [  107.315875] 3f80: c03002e4 c6642000 c6643fa4 c6643f98 c05990dc c0598fe4 00000000 c6643fa8
 2129 13:19:38.178770  # [  107.324060] 3fa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6e54000 0000000a 00000000
 2130 13:19:38.179112  # [  107.332244] 3fc0: 0000000a 0000000a b6f9be00 00000004 00000001 00000000 00020000 bee32a54
 2131 13:19:38.221102  # [  107.340430] 3fe0: 00000004 bee32788 b6f064cf b6e8c7e6 800e0030 00000001 00000000 00000000
 2132 13:19:38.221638  # [  107.348610] Backtrace: 
 2133 13:19:38.221984  # [  107.351075] [<c138e5b8>] (execute_location) from [<c138e7c8>] (lkdtm_EXEC_DATA+0x24/0x28)
 2134 13:19:38.222307  # [  107.359261]  r7:c6643f60 r6:0000000a r5:c5d96000 r4:0000001f
 2135 13:19:38.222621  # [  107.364935] [<c138e7a4>] (lkdtm_EXEC_DATA) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2136 13:19:38.222925  # [  107.373036] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2137 13:19:38.265196  # [  107.381057] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2138 13:19:38.265797  # [  107.388983]  r9:c6643f60 r8:c3022c00 r7:0000000a r6:b6e54000 r5:c5c04b40 r4:c0c2f408
 2139 13:19:38.266163  # [  107.396740] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2140 13:19:38.266546  # [  107.404578]  r9:c07f5fd4 r8:c6643f60 r7:c2816000 r6:b6e54000 r5:c5c04b40 r4:00000000
 2141 13:19:38.266866  # [  107.412331] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2142 13:19:38.309333  # [  107.419473]  r10:00000004 r9:00000000 r8:00000000 r7:b6e54000 r6:c6642000 r5:c5c04b40
 2143 13:19:38.309873  # [  107.427306]  r4:c5c04b40
 2144 13:19:38.310227  # [  107.429849] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x[  107.920793] lkdtm: Performing direct entry EXEC_STACK
 2145 13:19:38.310556  18/0x1c)
 2146 13:19:38.310869  # [  107.436994]  r9:c6[  107.928225] lkdtm: attempting ok execution at c0c2fd98
 2147 13:19:38.311174  642000 r8:c03002e4 r7:00000004 r6[  107.936148] lkdtm: attempting bad execution at c59dde0c
 2148 13:19:38.311481  :b6f9be00 r5:0000000a r4:0000000a[  107.944338] 8<--- cut here ---
 2149 13:19:38.311774  
 2150 13:19:38.353104  # [  107.44[4 7 4190]7 .[9<5c0060] Unable to handle kernel paging request at virtual address c59dde0c
 2151 13:19:38.353649  5990c4>] (sy[s _ w1r0i7t.e9)5 9f190] pgd = 2536c016
 2152 13:19:38.354006  om [<c03000c0>] (ret_fas[t _ s1y07.963803] [c59dde0c] *pgd=1581141e(bad)
 2153 13:19:38.354335  call+0x0/0x28)
 2154 13:19:38.354642  #[   [1 0 71.09770248] Internal error: Oops: 8000000d [#4] SMP ARM
 2155 13:19:38.397435  452324] Exception stack(0xc6643fa[  107.977550] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2156 13:19:38.398003  8 to 0xc6643ff0)
 2157 13:19:38.398361  [#   [1 0 81.009254] CPU: 3 PID: 1877 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2158 13:19:38.398688  7.457383[]   31f0a80.:0 1 9 0 7 3] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2159 13:19:38.399014               000[0 0 0100a8 .00027339] PC is at 0xc59dde0c
 2160 13:19:38.399320  0000a 00000001 b6e54000 0[0 0 0108.032570] LR is at execute_location+0xa4/0xb4
 2161 13:19:38.399625  00a 00000[0 0 01
 2162 13:19:38.399923  0
 2163 13:19:38.441260  8#. 0[3 9 5119] pc : [<c59dde0c>]    lr : [<c138e65c>]    psr: 600e0013
 2164 13:19:38.441810  7.465569] [3 f c100:8 .00040705020] sp : c59ddde8  ip : c59ddcf0  fp : c59dde04
 2165 13:19:38.442170  0a 0000[0 0 100a8 .b065f495b6e50] r10: 0000000b  r9 : c1ad0d68  r8 : c15e8634
 2166 13:19:38.442494   00000004 000[0 0 010018 .000610440] r7 : c59ddf60  r6 : 00000001  r5 : c59dde0c  r4 : c0c2fd98
 2167 13:19:38.442804  0000 0002[0 0 0100 8b.e0e63928a75] r3 : 9924cb71  r2 : 9924cb71  r1 : ef7c05e0  r0 : 0000002b
 2168 13:19:38.443111  4
 2169 13:19:38.485213  # [  107[. 4 7130785.10]7 831f6] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2170 13:19:38.485420  e0: 00000[0 0 41 0b8e.e0382770898] Control: 10c5387d  Table: 15f0004a  DAC: 00000051
 2171 13:19:38.485526   b6f064cf b6[e 8 c170e86.
 2172 13:19:38.485621  0
 2173 13:19:38.485714  9#4 572] Process cat (pid: 1877, stack limit = 0x9cb44680)
 2174 13:19:38.485804    107.478812[]   C1o0d8e.:1 0020226] Stack: (0xc59ddde8 to 0xc59de000)
 2175 13:19:38.485892  00000 c2afb240 c2[a f b130080. 1c8495] dde0:                   c59dc000 c5c3d000 0000000b c59ddf60 c59dde64 c59dde08
 2176 13:19:38.485982  2afb3c0 (e1a0c[0 0 d1)0 8
 2177 13:19:38.486067  .
 2178 13:19:38.529415  1#1 8752] de00: c138e804 c138e5c4 c59dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2179 13:19:38.529858    107.484915] ---[[   e1n0d8 .t1r8925] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8
 2180 13:19:38.530142  ace 3f0f7cd99f4[0 6 d170f8 .]1-3-183] de40: e3a02040 e3a01d33 e5930018 9924cb71 0000000b 00000020 c59dde74 c59dde68
 2181 13:19:38.530395  -
 2182 13:19:38.530638  # EXEC_DATA:[  m i1s0s8i.n1g4 354] de60: c0c2f028 c138e7d8 c59dde9c c59dde78 c0c2f528 c0c2f008 c0c2f408 c62cba40
 2183 13:19:38.530875  'call trace:': [[ F A1I0L8].
 2184 13:19:38.531105  1
 2185 13:19:38.531332  5n525] de80: b6e16000 0000000b c3022c00 c59ddf60 c59ddec4 c59ddea0 c07f6038 c0c2f414
 2186 13:19:38.573331  ot ok 30 selftes[t s :1 0l8k.d1t69697] dea0: 00000000 c62cba40 b6e16000 c2816000 c59ddf60 c07f5fd4 c59ddf5c c59ddec8
 2187 13:19:38.573889  : EXEC_DATA.sh [#   e1x0i8t.=117
 2188 13:19:38.574241  955] dec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c59dc000
 2189 13:19:38.574571  
 2190 13:19:38.574880  # selftests: [l k d1t0m8:. 1E9X0126] dee0: b6e16000 00020000 00000004 0000000b 0001fff5 c59ddee0 00000001 b6e15000
 2191 13:19:38.575187  C_STACK.sh
 2192 13:19:38.575479  [  108.200298] df00: c6396c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2193 13:19:38.617274  [  108.209516] df20: 00000000 00000000 c13a3de0 9924cb71 c205cfa0 c62cba40 c62cba40 c59dc000
 2194 13:19:38.617817  [  108.217701] df40: b6e16000 00000000 00000000 00000004 c59ddf94 c59ddf60 c059904c c05989b8
 2195 13:19:38.618168  [  108.225888] df60: 00000000 00000000 c59ddfac 9924cb71 0000000b 0000000b b6f5de00 00000004
 2196 13:19:38.618489  [  108.234073] df80: c03002e4 c59dc000 c59ddfa4 c59ddf98 c05990dc c0598fe4 00000000 c59ddfa8
 2197 13:19:38.618797  [  108.242257] dfa0: c03000c0 c05990d0 0000000b 0000000b 00000001 b6e16000 0000000b 00000000
 2198 13:19:38.661168  [  108.250443] dfc0: 0000000b 0000000b b6f5de00 00000004 00000001 00000000 00020000 bef24a54
 2199 13:19:38.661704  [  108.258627] dfe0: 00000004 bef24788 b6ec84cf b6e4e7e6 800e0030 00000001 00000000 00000000
 2200 13:19:38.662055  [  108.266806] Backtrace: 
 2201 13:19:38.662371  [  108.269271] [<c138e5b8>] (execute_location) from [<c138e804>] (lkdtm_EXEC_STACK+0x38/0x54)
 2202 13:19:38.662683  [  108.277543]  r7:c59ddf60 r6:0000000b r5:c5c3d000 r4:c59dc000
 2203 13:19:38.662986  [  108.283219] [<c138e7cc>] (lkdtm_EXEC_STACK) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2204 13:19:38.663284  [  108.291402]  r4:00000020
 2205 13:19:38.705428  [  108.293948] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2206 13:19:38.705999  [  108.301967] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2207 13:19:38.706365  [  108.309893]  r9:c59ddf60 r8:c3022c00 r7:0000000b r6:b6e16000 r5:c62cba40 r4:c0c2f408
 2208 13:19:38.706691  [  108.317651] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2209 13:19:38.707006  [  108.325490]  r9:c07f5fd4 r8:c59ddf60 r7:c2816000 r6:b6e16000 r5:c62cba40 r4:00000000
 2210 13:19:38.707315  [  108.333244] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2211 13:19:38.749207  [  108.340388]  r10:00000004 r9:00000000 r8:00000000 r7:b6e16000 r6:c59dc000 r5:c62cba40
 2212 13:19:38.749750  [  108.348221]  r4:c62cba40
 2213 13:19:38.750099  [  108.350766] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2214 13:19:38.750424  [  108.357910]  r9:c59dc000 r8:c03002e4 r7:00000004 r6:b6f5de00 r5:0000000b r4:0000000b
 2215 13:19:38.750735  [  108.365665] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2216 13:19:38.751037  [  108.373241] Exception stack(0xc59ddfa8 to 0xc59ddff0)
 2217 13:19:38.751330  [  108.378300] dfa0:                   0000000b 0000000b 00000001 b6e16000 0000000b 00000000
 2218 13:19:38.792882  [  108.386485] dfc0: 0000000b 0000000b b6f5de00 00000004 00000001 00000000 00020000 bef24a54
 2219 13:19:38.793038  [  108.394668] dfe0: 00000004 bef24788 b6ec84cf b6e4e7e6
 2220 13:19:38.793152  [  108.399729] Code: c59dde08 c138e804 c138e5c4 c59dde6c (e1a0c00d) 
 2221 13:19:38.793215  [  108.405831] ---[ end trace 3f0f7cd99f406d80 ]---
 2222 13:19:38.793276  # Segmentation fault
 2223 13:19:38.891736  # [  107.920793] lkdtm: Performing direct entry EXEC_STACK
 2224 13:19:38.891916  # [  107.928225] lkdtm: attempting ok execution at c0c2fd98
 2225 13:19:38.892033  # [  107.936148] lkdtm: attempting bad execution at c59dde0c
 2226 13:19:38.892094  # [  107.944338] 8<--- cut here ---
 2227 13:19:38.892158  # [  107.950060] Unable to handle kernel paging request at virtual address c59dde0c
 2228 13:19:38.892216  # [  107.959190] pgd = 2536c016
 2229 13:19:38.892273  # [  107.963803] [c59dde0c] *pgd=1581141e(bad)
 2230 13:19:38.892369  # [  107.970248] Internal error: Oops: 8000000d [#4] SMP ARM
 2231 13:19:38.934738  # [  107.977550] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2232 13:19:38.934820  # [  108.009254] CPU: 3 PID: 1877 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2233 13:19:38.934886  # [  108.019073] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2234 13:19:38.934946  # [  108.027339] PC is at 0xc59dde0c
 2235 13:19:38.977829  # [  108.032570] LR is at execute_location+0xa4/0xb4
 2236 13:19:38.977938  # [  108.039519] pc : [<c59dde0c>]    lr : [<c138e65c>]    psr: 600e0013
 2237 13:19:38.978008  # [  108.047520] sp : c59ddde8  ip : c59ddcf0  fp : c59dde04
 2238 13:19:38.978080  # [  108.054565] r10: 0000000b  r9 : c1ad0d68  r8 : c15e8634
 2239 13:19:38.978148  # [  108.061440] r7 : c59ddf60  r6 : 00000001  r5 : c59dde0c  r4 : c0c2fd98
 2240 13:19:38.978209  # [  108.069873] r3 : 9924cb71  r2 : 9924cb71  r1 : ef7c05e0  r0 : 0000002b
 2241 13:19:38.978278  # [  108.078136] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2242 13:19:39.020994  # [  108.087090] Control: 10c5387d  Table: 15f0004a  DAC: 00000051
 2243 13:19:39.021178  # [  108.094572] Process cat (pid: 1877, stack limit = 0x9cb44680)
 2244 13:19:39.021270  # [  108.102226] Stack: (0xc59ddde8 to 0xc59de000)
 2245 13:19:39.021352  # [  108.108495] dde0:                   c59dc000 c5c3d000 0000000b c59ddf60 c59dde64 c59dde08
 2246 13:19:39.021431  # [  108.118752] de00: c138e804 c138e5c4 c59dde6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2247 13:19:39.021508  # [  108.128925] de20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3023374 e34c31b8
 2248 13:19:39.065187  # [  108.139183] de40: e3a02040 e3a01d33 e5930018 9924cb71 0000000b 00000020 c59dde74 c59dde68
 2249 13:19:39.065732  # [  108.149354] de60: c0c2f028 c138e7d8 c59dde9c c59dde78 c0c2f528 c0c2f008 c0c2f408 c62cba40
 2250 13:19:39.066079  # [  108.159525] de80: b6e16000 0000000b c3022c00 c59ddf60 c59ddec4 c59ddea0 c07f6038 c0c2f414
 2251 13:19:39.066380  # [  108.169697] dea0: 00000000 c62cba40 b6e16000 c2816000 c59ddf60 c07f5fd4 c59ddf5c c59ddec8
 2252 13:19:39.066668  # [  108.179955] dec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c59dc000
 2253 13:19:39.109342  # [  108.190126] dee0: b6e16000 00020000 00000004 0000000b 0001fff5 c59ddee0 00000001 b6e15000
 2254 13:19:39.109888  # [  108.200298] df00: c6396c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2255 13:19:39.110295  # [  108.209516] df20: 00000000 00000000 c13a3de0 9924cb71 c205cfa0 c62cba40 c62cba40 c59dc000
 2256 13:19:39.110620  # [  108.217701] df40: b6e16000 00000000 00000000 00000004 c59ddf94 c59ddf60 c059904c c05989b8
 2257 13:19:39.111038  # [  108.225888] df60: 00000000 00000000 c59ddfac 9924cb71 0000000b 0000000b b6f5de00 00000004
 2258 13:19:39.153125  # [  108.234073] df80: c03002e4 c59dc000 c59ddfa4 c59ddf98 c05990dc c0598fe4 00000000 c59ddfa8
 2259 13:19:39.153527  # [  108.242257] dfa0: c03000c0 c05990d0 0000000b 0000000b 00000001 b6e16000 0000000b 00000000
 2260 13:19:39.153844  # [  108.250443] dfc0: 0000000b 0000000b b6f5de00 00000004 00000001 00000000 00020000 bef24a54
 2261 13:19:39.154141  # [  108.258627] dfe0: 00000004 bef24788 b6ec84cf b6e4e7e6 800e0030 00000001 00000000 00000000
 2262 13:19:39.154427  # [  108.266806] Backtrace: 
 2263 13:19:39.154702  # [  108.269271] [<c138e5b8>] (execute_location) from [<c138e804>] (lkdtm_EXEC_STACK+0x38/0x54)
 2264 13:19:39.197351  # [  108.277543]  r7:c59ddf60 r6:0000000b r5:c5c3d000 r4:c59dc000
 2265 13:19:39.197931  # [  108.283219] [<c138e7cc>] (lkdtm_EXEC_STACK) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2266 13:19:39.198300  # [  108.291402]  r4:00000020
 2267 13:19:39.198624  # [  108.293948] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2268 13:19:39.198939  # [  108.301967] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2269 13:19:39.199243  # [  108.309893]  r9:c59ddf60 r8:c3022c00 r7:0000000b r6:b6e16000 r5:c62cba40 r4:c0c2f408
 2270 13:19:39.241339  # [  108.317651] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2271 13:19:39.241881  # [  108.325490]  r9:c07f5fd4 r8:c59ddf60 r7:c2816000 r6:b6e16000 r5:c62cba40 r4:0000[  108.850233] lkdtm: Performing direct entry EXEC_KMALLOC
 2272 13:19:39.242237  0000
 2273 13:19:39.242562  # [  108.333244] [<c05989ac[  108.857227] lkdtm: attempting ok execution at c0c2fd98
 2274 13:19:39.242875  >] (vfs_write) from [<c059904c>] [  108.865311] lkdtm: attempting bad execution at c60ccac0
 2275 13:19:39.243180  (ksys_write+0x74/0xec)
 2276 13:19:39.243475  # [  108.[  108.873261] 8<--- cut here ---
 2277 13:19:39.285339  340388]  r10:000[0 0 010048 .r98:9121] Unable to handle kernel paging request at virtual address c60ccac0
 2278 13:19:39.285897  00000000 r8:0000[0 0 0100 8r.78:88426] pgd = 395cce77
 2279 13:19:39.286258  6e16000 r6:c59dc000 r5:c62cb[a 4 108.893212] [c60ccac0] *pgd=1601141e(bad)
 2280 13:19:39.286589  
 2281 13:19:39.286899  # [  108.348221][    r1048:.c869829] Internal error: Oops: 8000000d [#5] SMP ARM
 2282 13:19:39.287207  2cba40
 2283 13:19:39.329452  # [  108.350766] [<c0598f[  108.907131] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2284 13:19:39.330032  d8>] (ksys_write) f[r o m1 0[8<.c38836] CPU: 1 PID: 1956 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2285 13:19:39.330399  05990dc>][  ( s1y0s8_.w9r4i8t7e4+] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2286 13:19:39.330742  0x18/0x1c)
 2287 13:19:39.331060  # [  [1 0 81.0385.7997009] PC is at 0xc60ccac0
 2288 13:19:39.331364  10]  r9:c59dc000 r8:c0300[2 e 41 8.962238] LR is at execute_location+0xa4/0xb4
 2289 13:19:39.373383  r7:0000000[4   r160:8b.69f659d1e88] pc : [<c60ccac0>]    lr : [<c138e65c>]    psr: 600e0013
 2290 13:19:39.373923  0 r5:0000[0 0 01b0 8r.49:70702070] sp : c5f0fe30  ip : c5f0fd38  fp : c5f0fe4c
 2291 13:19:39.374288  000b
 2292 13:19:39.374616  # [[    10180.89.8346253646 r10: 0000000d  r9 : c1ad0d74  r8 : c15e8634
 2293 13:19:39.374929  5] [<c05990c[4 > ]1 0(8s.y9s9_1w108] r7 : c5f0ff60  r6 : 00000001  r5 : c60ccac0  r4 : c0c2fd98
 2294 13:19:39.375245  ite) from [[< c 0130080.09c909>5]3] r3 : 74ab7b01  r2 : 74ab7b01  r1 : ef7965e0  r0 : 0000002b
 2295 13:19:39.417426   (ret_fast_sy[s c a1l0l9+.00x007/92] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2296 13:19:39.417971  0x28)
 2297 13:19:39.418329  # [  [1 0 81.0397.301264914] Control: 10c5387d  Table: 167ac04a  DAC: 00000051
 2298 13:19:39.418653  ] Exception [s t a1c0k9(.00x2c45501] Process cat (pid: 1956, stack limit = 0x9c2917d6)
 2299 13:19:39.418965  ddfa8 to [0 x c15099d.d0f3f201)5
 2300 13:19:39.419269  ] Stack: (0xc5f0fe30 to 0xc5f10000)
 2301 13:19:39.419565  
 2302 13:19:39.419857  # [  108.378300][  d f1a009:. 0 8249] fe20:                                     c60ccac0 c5d96000 0000000d c5f0ff60
 2303 13:19:39.461450                 [    0100090.00040507] fe40: c5f0fe64 c5f0fe50 c0c2fde8 c138e5c4 00000021 c5d96000 c5f0fe74 c5f0fe68
 2304 13:19:39.461992  b 0000000b 00[0 0 0100091. 0b568e77] fe60: c0c2f028 c0c2fdbc c5f0fe9c c5f0fe78 c0c2f528 c0c2f008 c0c2f408 c5aeef00
 2305 13:19:39.462348  16000 0000000b 0[0 0 0100090.00
 2306 13:19:39.462678  68763] fe80: b6e0f000 0000000d c3022c00 c5f0ff60 c5f0fec4 c5f0fea0 c07f6038 c0c2f414
 2307 13:19:39.462999  # [  108.38648[5 ]  1d0f9c.00:7 9021] fea0: 00000000 c5aeef00 b6e0f000 c2816000 c5f0ff60 c07f5fd4 c5f0ff5c c5f0fec8
 2308 13:19:39.463306  000000b 0000000b [b 6 f150d9e.0009194] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5f0e000
 2309 13:19:39.505205   00000004 00000[0 0 11 0090.00090451] fee0: b6e0f000 00020000 00000004 0000000d 0001fff3 c5f0fee0 00000001 b6e0e000
 2310 13:19:39.505744  000 00020000 b[e f 2140a95.41
 2311 13:19:39.506097  0
 2312 13:19:39.506422  9622] ff00: c5b13540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2313 13:19:39.506742   [  108.394668] d[f e 01:0 90.0109795] ff20: 00000000 00000000 c13a3de0 74ab7b01 c205cfa0 c5aeef00 c5aeef00 c5f0e000
 2314 13:19:39.507050  00004 bef24788 [b 6 e1c0894.c1f3 052] ff40: b6e0f000 00000000 00000000 00000004 c5f0ff94 c5f0ff60 c059904c c05989b8
 2315 13:19:39.507357  b6e4e7e6
 2316 13:19:39.549359  # [  1[0 8 .130999.71240226] ff60: 00000000 00000000 c5f0ffac 74ab7b01 0000000d 0000000d b6f56e00 00000004
 2317 13:19:39.549902  ] Code: c59dde0[8   c110398.e1850483] ff80: c03002e4 c5f0e000 c5f0ffa4 c5f0ff98 c05990dc c0598fe4 00000000 c5f0ffa8
 2318 13:19:39.550259  4 c138e5c4 c59d[d e 61c0 9(.e116a654] ffa0: c03000c0 c05990d0 0000000d 0000000d 00000001 b6e0f000 0000000d 00000000
 2319 13:19:39.550595  0c00d) 
 2320 13:19:39.550915  # [  108[. 4 0150893.11]0828] ffc0: 0000000d 0000000d b6f56e00 00000004 00000001 00000000 00020000 be986a54
 2321 13:19:39.593441   ---[ end trac[e   31f009f.71c8d1083] ffe0: 00000004 be986788 b6ec14cf b6e477e6 800e0030 00000001 00000000 00000000
 2322 13:19:39.593981  9f406d80 ]---
 2323 13:19:39.594337  [#   E1X0E9C._1S9T249] Backtrace: 
 2324 13:19:39.594660  ACK: missing 'call trace:'[:   [109.195702] [<c138e5b8>] (execute_location) from [<c0c2fde8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2325 13:19:39.594976  AIL]
 2326 13:19:39.595273  not ok 31 [s e l1f0t9e.s2t06650]  r7:c5f0ff60 r6:0000000d r5:c5d96000 r4:c60ccac0
 2327 13:19:39.595575  : lkdtm: EXEC_STACK.sh # ex[i t =09.214398] [<c0c2fdb0>] (lkdtm_EXEC_KMALLOC) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2328 13:19:39.595871  1
 2329 13:19:39.596158  # selft[e s t1s0:9 .l2k2d5t2m54]  r5:c5d96000 r4:00000021
 2330 13:19:39.637455   EXEC_KMALLOC.sh
 2331 13:19:39.637990  [  109.230658] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2332 13:19:39.638348  [  109.240225] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2333 13:19:39.638674  [  109.248151]  r9:c5f0ff60 r8:c3022c00 r7:0000000d r6:b6e0f000 r5:c5aeef00 r4:c0c2f408
 2334 13:19:39.638992  [  109.255910] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2335 13:19:39.639299  [  109.263750]  r9:c07f5fd4 r8:c5f0ff60 r7:c2816000 r6:b6e0f000 r5:c5aeef00 r4:00000000
 2336 13:19:39.681456  [  109.271505] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2337 13:19:39.681997  [  109.278651]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c5f0e000 r5:c5aeef00
 2338 13:19:39.682350  [  109.286485]  r4:c5aeef00
 2339 13:19:39.682670  [  109.289031] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2340 13:19:39.682981  [  109.296174]  r9:c5f0e000 r8:c03002e4 r7:00000004 r6:b6f56e00 r5:0000000d r4:0000000d
 2341 13:19:39.683284  [  109.303930] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2342 13:19:39.683580  [  109.311505] Exception stack(0xc5f0ffa8 to 0xc5f0fff0)
 2343 13:19:39.724980  [  109.316564] ffa0:                   0000000d 0000000d 00000001 b6e0f000 0000000d 00000000
 2344 13:19:39.725080  [  109.324750] ffc0: 0000000d 0000000d b6f56e00 00000004 00000001 00000000 00020000 be986a54
 2345 13:19:39.725182  [  109.332935] ffe0: 00000004 be986788 b6ec14cf b6e477e6
 2346 13:19:39.725266  [  109.337997] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 
 2347 13:19:39.725325  [  109.344102] ---[ end trace 3f0f7cd99f406d81 ]---
 2348 13:19:39.725383  # Segmentation fault
 2349 13:19:39.846892  # [  108.850233] lkdtm: Performing direct entry EXEC_KMALLOC
 2350 13:19:39.847298  # [  108.857227] lkdtm: attempting ok execution at c0c2fd98
 2351 13:19:39.847666  # [  108.865311] lkdtm: attempting bad execution at c60ccac0
 2352 13:19:39.847974  # [  108.873261] 8<--- cut here ---
 2353 13:19:39.848314  # [  108.879121] Unable to handle kernel paging request at virtual address c60ccac0
 2354 13:19:39.848606  # [  108.888426] pgd = 395cce77
 2355 13:19:39.848973  # [  108.893212] [c60ccac0] *pgd=1601141e(bad)
 2356 13:19:39.849305  # [  108.899829] Internal error: Oops: 8000000d [#5] SMP ARM
 2357 13:19:39.889530  # [  108.907131] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2358 13:19:39.889620  # [  108.938836] CPU: 1 PID: 1956 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2359 13:19:39.889688  # [  108.948741] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2360 13:19:39.889751  # [  108.957009] PC is at 0xc60ccac0
 2361 13:19:39.932979  # [  108.962238] LR is at execute_location+0xa4/0xb4
 2362 13:19:39.933148  # [  108.969188] pc : [<c60ccac0>]    lr : [<c138e65c>]    psr: 600e0013
 2363 13:19:39.933228  # [  108.977274] sp : c5f0fe30  ip : c5f0fd38  fp : c5f0fe4c
 2364 13:19:39.933299  # [  108.984234] r10: 0000000d  r9 : c1ad0d74  r8 : c15e8634
 2365 13:19:39.933367  # [  108.991108] r7 : c5f0ff60  r6 : 00000001  r5 : c60ccac0  r4 : c0c2fd98
 2366 13:19:39.933434  # [  108.999543] r3 : 74ab7b01  r2 : 74ab7b01  r1 : ef7965e0  r0 : 0000002b
 2367 13:19:39.933496  # [  109.007892] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2368 13:19:39.976987  # [  109.016934] Control: 10c5387d  Table: 167ac04a  DAC: 00000051
 2369 13:19:39.977292  # [  109.024501] Process cat (pid: 1956, stack limit = 0x9c2917d6)
 2370 13:19:39.977475  # [  109.032154] Stack: (0xc5f0fe30 to 0xc5f10000)
 2371 13:19:39.977632  # [  109.038249] fe20:                                     c60ccac0 c5d96000 0000000d c5f0ff60
 2372 13:19:39.977782  # [  109.048507] fe40: c5f0fe64 c5f0fe50 c0c2fde8 c138e5c4 00000021 c5d96000 c5f0fe74 c5f0fe68
 2373 13:19:39.977949  # [  109.058677] fe60: c0c2f028 c0c2fdbc c5f0fe9c c5f0fe78 c0c2f528 c0c2f008 c0c2f408 c5aeef00
 2374 13:19:40.021309  # [  109.068763] fe80: b6e0f000 0000000d c3022c00 c5f0ff60 c5f0fec4 c5f0fea0 c07f6038 c0c2f414
 2375 13:19:40.021851  # [  109.079021] fea0: 00000000 c5aeef00 b6e0f000 c2816000 c5f0ff60 c07f5fd4 c5f0ff5c c5f0fec8
 2376 13:19:40.022207  # [  109.089194] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5f0e000
 2377 13:19:40.022530  # [  109.099451] fee0: b6e0f000 00020000 00000004 0000000d 0001fff3 c5f0fee0 00000001 b6e0e000
 2378 13:19:40.022838  # [  109.109622] ff00: c5b13540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2379 13:19:40.065171  # [  109.119795] ff20: 00000000 00000000 c13a3de0 74ab7b01 c205cfa0 c5aeef00 c5aeef00 c5f0e000
 2380 13:19:40.065716  # [  109.130052] ff40: b6e0f000 00000000 00000000 00000004 c5f0ff94 c5f0ff60 c059904c c05989b8
 2381 13:19:40.066071  # [  109.140226] ff60: 00000000 00000000 c5f0ffac 74ab7b01 0000000d 0000000d b6f56e00 00000004
 2382 13:19:40.066472  # [  109.150483] ff80: c03002e4 c5f0e000 c5f0ffa4 c5f0ff98 c05990dc c0598fe4 00000000 c5f0ffa8
 2383 13:19:40.066858  # [  109.160654] ffa0: c03000c0 c05990d0 0000000d 0000000d 00000001 b6e0f000 0000000d 00000000
 2384 13:19:40.109309  # [  109.170828] ffc0: 0000000d 0000000d b6f56e00 00000004 00000001 00000000 00020000 be986a54
 2385 13:19:40.109852  # [  109.181083] ffe0: 00000004 be986788 b6ec14cf b6e477e6 800e0030 00000001 00000000 00000000
 2386 13:19:40.110206  # [  109.191249] Backtrace: 
 2387 13:19:40.110529  # [  109.195702] [<c138e5b8>] (execute_location) from [<c0c2fde8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2388 13:19:40.110949  # [  109.206650]  r7:c5f0ff60 r6:0000000d r5:c5d96000 r4:c60ccac0
 2389 13:19:40.111363  # [  109.214398] [<c0c2fdb0>] (lkdtm_EXEC_KMALLOC) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2390 13:19:40.111747  # [  109.225254]  r5:c5d96000 r4:00000021
 2391 13:19:40.153294  # [  109.230658] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2392 13:19:40.153836  # [  109.240225] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2393 13:19:40.154192  # [  109.248151]  r9:c5f0ff60 r8:c3022c00 r7:0000000d r6:b6e0f000 r5:c5aeef00 r4:c0c2f408
 2394 13:19:40.154521  # [  109.255910] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2395 13:19:40.154831  # [  109.263750]  r9:c07f5fd4 r8:c5f0ff60 r7:c2816000 r6:b6e0f000 r5:c5aeef00 r4:00000000
 2396 13:19:40.196868  # [  109.271505] [<c05989ac>] (vfs_writ[  109.794509] lkdtm: Performing direct entry EXEC_VMALLOC
 2397 13:19:40.197035  e) from [<c059904c>] (ksys_write+[  109.800759] lkdtm: attempting ok execution at c0c2fd98
 2398 13:19:40.197104  0x74/0xec)
 2399 13:19:40.197168  # [  109.278651]  r10[  109.808928] lkdtm: attempting bad execution at f097b000
 2400 13:19:40.197229  :00000004 r9:00000000 r8:00000000[  109.816905] 8<--- cut here ---
 2401 13:19:40.197288   r7:b6e0f000 r6:c5f0e[0 0 01 0r95822757] Unable to handle kernel paging request at virtual address f097b000
 2402 13:19:40.197345  :c5aeef00
 2403 13:19:40.197400  # [  109.286485]  r4:c[  109.832312] pgd = eb7116e8
 2404 13:19:40.197454  5aeef00
 2405 13:19:40.240958  # [  109.289031] [<c0598[  109.837895] [f097b000] *pgd=1294b811, *pte=493da65f, *ppte=493da45f
 2406 13:19:40.241150  fd8>] (ksys_write) from [<c05990d[  109.847008] Internal error: Oops: 8000000f [#6] SMP ARM
 2407 13:19:40.241250  c>] (sys_write+0x18/0x1c)
 2408 13:19:40.285189  # [  1[  109.855046] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2409 13:19:40.285526  09.296174]  r9:c5f0e000[  r 81:0c.886759] CPU: 2 PID: 2033 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2410 13:19:40.285733  03002e4 r7:[0 0 0100090.08946 8r38] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2411 13:19:40.285920  :b6f56e00 r5:000000[0 d  1r049:.005193] PC is at 0xf097b000
 2412 13:19:40.286094  000000d
 2413 13:19:40.286261  # [  109.303930] [[ < c109.910509] LR is at execute_location+0xa4/0xb4
 2414 13:19:40.286421  5990c4>] (sys_wr[i t e1)0 9f.r9o17548] pc : [<f097b000>]    lr : [<c138e65c>]    psr: 600e0013
 2415 13:19:40.329393   [<c03000c0>][  ( r1e0t9_.f9a2s5t96] sp : c673fe30  ip : c673fd38  fp : c673fe4c
 2416 13:19:40.329938  _syscall+0[x 0 /100x92.89)3
 2417 13:19:40.330293  3
 2418 13:19:40.330615  02#] r10: 0000000d  r9 : c1ad0d84  r8 : c15e8634
 2419 13:19:40.330934   [  109.311505] [E x c1e0p9t.i9o39992] r7 : c673ff60  r6 : 00000001  r5 : f097b000  r4 : c0c2fd98
 2420 13:19:40.331238   stack(0xc5[f 0 f1f0a98. 9t4o8 600] r3 : 33286710  r2 : 33286710  r1 : ef7ab5e0  r0 : 0000002b
 2421 13:19:40.331535  xc5f0fff0)
 2422 13:19:40.331827  # [ [  1 0190.93.19656950] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2423 13:19:40.373161  64] ffa0:     [     1 0 9 . 9 6 6167] Control: 10c5387d  Table: 162f404a  DAC: 00000051
 2424 13:19:40.373713      0000000d 000[0 0 0100d9 .09073910] Process cat (pid: 2033, stack limit = 0xef16c51f)
 2425 13:19:40.374067  00001 b6e0f000[  0 0100090.0908d1737] Stack: (0xc673fe30 to 0xc6740000)
 2426 13:19:40.374399  00000000
 2427 13:19:40.374713  # [  109.[3 2 4170590.]88093] fe20:                                     f097b000 c66f4000 0000000d c673ff60
 2428 13:19:40.375019   ffc0: 0000000d 0000[ 0 0100d9 .b98439] fe40: c673fe64 c673fe50 c0c2fe1c c138e5c4 00000022 c66f4000 c673fe74 c673fe68
 2429 13:19:40.417404  6f56e00 00000004 0000[0 0 0111 0.008785] fe60: c0c2f028 c0c2fe00 c673fe9c c673fe78 c0c2f528 c0c2f008 c0c2f408 c61a2dc0
 2430 13:19:40.417959  0000000 00020000 be[9 8 61a1504.
 2431 13:19:40.418315  19216] fe80: b6dc8000 0000000d c3022c00 c673ff60 c673fec4 c673fea0 c07f6038 c0c2f414
 2432 13:19:40.418649  
 2433 13:19:40.418960  # [  109.332935[]   f1f1e00.:0 29561] fea0: 00000000 c61a2dc0 b6dc8000 c2816000 c673ff60 c07f5fd4 c673ff5c c673fec8
 2434 13:19:40.419268  0000004 be986788 b[6 e c11140c.f039822] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c673e000
 2435 13:19:40.419575  b6e477e6
 2436 13:19:40.461386  # [  109.3[3 7 919170].050167] fee0: b6dc8000 00020000 00000004 0000000d 0001fff3 c673fee0 00000001 b6dc7000
 2437 13:19:40.461929  Code: 00160017 [0 0 0101000.0006 599] ff00: c62cbe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2438 13:19:40.462286  00000000 00000000 (e1[a 0 c10100d070775] ff20: 00000000 00000000 c13a3de0 33286710 c205cfa0 c61a2dc0 c61a2dc0 c673e000
 2439 13:19:40.462625  ) 
 2440 13:19:40.462933  # [  109.344102[]   -1-1-0[. 81207] ff40: b6dc8000 00000000 00000000 00000004 c673ff94 c673ff60 c059904c c05989b8
 2441 13:19:40.505398  end trace 3f0f7cd99f40[6 d 8111 0.091554] ff60: 00000000 00000000 c673ffac 33286710 0000000d 0000000d b6f0fe00 00000004
 2442 13:19:40.505948  ---
 2443 13:19:40.506304  # EXEC_KMALLOC:[  m i1s1s0i.102072] ff80: c03002e4 c673e000 c673ffa4 c673ff98 c05990dc c0598fe4 00000000 c673ffa8
 2444 13:19:40.506631  g 'call trace:': [F[A I L1]1
 2445 13:19:40.506940  0
 2446 13:19:40.507245  .n12503] ffa0: c03000c0 c05990d0 0000000d 0000000d 00000001 b6dc8000 0000000d 00000000
 2447 13:19:40.507550  ot ok 32 selftests:[  l k1d1t0m.122849] ffc0: 0000000d 0000000d b6f0fe00 00000004 00000001 00000000 00020000 beaf0a54
 2448 13:19:40.507847   EXEC_KMALLOC.sh # e[x i t1=110
 2449 13:19:40.549246  .133195] ffe0: 00000004 beaf0788 b6e7a4cf b6e007e6 800e0030 00000001 00000000 00000000
 2450 13:19:40.549799  # selftests: lkdtm:[  E X1E1C0_.V43619] Backtrace: 
 2451 13:19:40.550154  MALLOC.sh
 2452 13:19:40.550475  [  110.148253] [<c138e5b8>] (execute_location) from [<c0c2fe1c>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2453 13:19:40.550790  [  110.157635]  r7:c673ff60 r6:0000000d r5:c66f4000 r4:f097b000
 2454 13:19:40.551094  [  110.163319] [<c0c2fdf4>] (lkdtm_EXEC_VMALLOC) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2455 13:19:40.551394  [  110.171680]  r5:c66f4000 r4:00000022
 2456 13:19:40.551684  [  110.175273] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2457 13:19:40.593409  [  110.183298] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2458 13:19:40.593951  [  110.191226]  r9:c673ff60 r8:c3022c00 r7:0000000d r6:b6dc8000 r5:c61a2dc0 r4:c0c2f408
 2459 13:19:40.594304  [  110.198988] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2460 13:19:40.594631  [  110.206831]  r9:c07f5fd4 r8:c673ff60 r7:c2816000 r6:b6dc8000 r5:c61a2dc0 r4:00000000
 2461 13:19:40.594945  [  110.214589] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2462 13:19:40.637302  [  110.221737]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c673e000 r5:c61a2dc0
 2463 13:19:40.637844  [  110.229572]  r4:c61a2dc0
 2464 13:19:40.638195  [  110.232122] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2465 13:19:40.638519  [  110.239270]  r9:c673e000 r8:c03002e4 r7:00000004 r6:b6f0fe00 r5:0000000d r4:0000000d
 2466 13:19:40.638831  [  110.247029] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2467 13:19:40.639134  [  110.254605] Exception stack(0xc673ffa8 to 0xc673fff0)
 2468 13:19:40.639430  [  110.259669] ffa0:                   0000000d 0000000d 00000001 b6dc8000 0000000d 00000000
 2469 13:19:40.680907  [  110.267858] ffc0: 0000000d 0000000d b6f0fe00 00000004 00000001 00000000 00020000 beaf0a54
 2470 13:19:40.681018  [  110.276047] ffe0: 00000004 beaf0788 b6e7a4cf b6e007e6
 2471 13:19:40.681087  [  110.281116] Code: bad PC value
 2472 13:19:40.681154  [  110.284279] ---[ end trace 3f0f7cd99f406d82 ]---
 2473 13:19:40.681294  # Segmentation fault
 2474 13:19:40.766852  # [  109.794509] lkdtm: Performing direct entry EXEC_VMALLOC
 2475 13:19:40.767009  # [  109.800759] lkdtm: attempting ok execution at c0c2fd98
 2476 13:19:40.767079  # [  109.808928] lkdtm: attempting bad execution at f097b000
 2477 13:19:40.767185  # [  109.816905] 8<--- cut here ---
 2478 13:19:40.767283  # [  109.822757] Unable to handle kernel paging request at virtual address f097b000
 2479 13:19:40.767342  # [  109.832312] pgd = eb7116e8
 2480 13:19:40.767438  # [  109.837895] [f097b000] *pgd=1294b811, *pte=493da65f, *ppte=493da45f
 2481 13:19:40.767496  # [  109.847008] Internal error: Oops: 8000000f [#6] SMP ARM
 2482 13:19:40.810179  # [  109.855046] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2483 13:19:40.810403  # [  109.886759] CPU: 2 PID: 2033 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2484 13:19:40.810522  # [  109.896838] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2485 13:19:40.853304  # [  109.905193] PC is at 0xf097b000
 2486 13:19:40.853846  # [  109.910509] LR is at execute_location+0xa4/0xb4
 2487 13:19:40.854198  # [  109.917548] pc : [<f097b000>]    lr : [<c138e65c>]    psr: 600e0013
 2488 13:19:40.854524  # [  109.925896] sp : c673fe30  ip : c673fd38  fp : c673fe4c
 2489 13:19:40.854837  # [  109.933029] r10: 0000000d  r9 : c1ad0d84  r8 : c15e8634
 2490 13:19:40.855142  # [  109.939992] r7 : c673ff60  r6 : 00000001  r5 : f097b000  r4 : c0c2fd98
 2491 13:19:40.855443  # [  109.948600] r3 : 33286710  r2 : 33286710  r1 : ef7ab5e0  r0 : 0000002b
 2492 13:19:40.897160  # [  109.956950] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2493 13:19:40.897743  # [  109.966167] Control: 10c5387d  Table: 162f404a  DAC: 00000051
 2494 13:19:40.898133  # [  109.973910] Process cat (pid: 2033, stack limit = 0xef16c51f)
 2495 13:19:40.898472  # [  109.981737] Stack: (0xc673fe30 to 0xc6740000)
 2496 13:19:40.898789  # [  109.988093] fe20:                                     f097b000 c66f4000 0000000d c673ff60
 2497 13:19:40.899102  # [  109.998439] fe40: c673fe64 c673fe50 c0c2fe1c c138e5c4 00000022 c66f4000 c673fe74 c673fe68
 2498 13:19:40.899402  # [  110.008785] fe60: c0c2f028 c0c2fe00 c673fe9c c673fe78 c0c2f528 c0c2f008 c0c2f408 c61a2dc0
 2499 13:19:40.941140  # [  110.019216] fe80: b6dc8000 0000000d c3022c00 c673ff60 c673fec4 c673fea0 c07f6038 c0c2f414
 2500 13:19:40.941719  # [  110.029561] fea0: 00000000 c61a2dc0 b6dc8000 c2816000 c673ff60 c07f5fd4 c673ff5c c673fec8
 2501 13:19:40.942091  # [  110.039822] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c673e000
 2502 13:19:40.942421  # [  110.050167] fee0: b6dc8000 00020000 00000004 0000000d 0001fff3 c673fee0 00000001 b6dc7000
 2503 13:19:40.942786  # [  110.060599] ff00: c62cbe00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2504 13:19:40.985304  # [  110.070775] ff20: 00000000 00000000 c13a3de0 33286710 c205cfa0 c61a2dc0 c61a2dc0 c673e000
 2505 13:19:40.985845  # [  110.081207] ff40: b6dc8000 00000000 00000000 00000004 c673ff94 c673ff60 c059904c c05989b8
 2506 13:19:40.986195  # [  110.091554] ff60: 00000000 00000000 c673ffac 33286710 0000000d 0000000d b6f0fe00 00000004
 2507 13:19:40.986520  # [  110.102072] ff80: c03002e4 c673e000 c673ffa4 c673ff98 c05990dc c0598fe4 00000000 c673ffa8
 2508 13:19:40.986828  # [  110.112503] ffa0: c03000c0 c05990d0 0000000d 0000000d 00000001 b6dc8000 0000000d 00000000
 2509 13:19:41.029345  # [  110.122849] ffc0: 0000000d 0000000d b6f0fe00 00000004 00000001 00000000 00020000 beaf0a54
 2510 13:19:41.029888  # [  110.133195] ffe0: 00000004 beaf0788 b6e7a4cf b6e007e6 800e0030 00000001 00000000 00000000
 2511 13:19:41.030241  # [  110.143619] Backtrace: 
 2512 13:19:41.030563  # [  110.148253] [<c138e5b8>] (execute_location) from [<c0c2fe1c>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2513 13:19:41.030878  # [  110.157635]  r7:c673ff60 r6:0000000d r5:c66f4000 r4:f097b000
 2514 13:19:41.031183  # [  110.163319] [<c0c2fdf4>] (lkdtm_EXEC_VMALLOC) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2515 13:19:41.031486  # [  110.171680]  r5:c66f4000 r4:00000022
 2516 13:19:41.073212  # [  110.175273] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>][  110.679195] lkdtm: Performing direct entry EXEC_RODATA
 2517 13:19:41.073773   (direct_entry+0x120/0x18c)
 2518 13:19:41.074128  # [ [  110.685694] lkdtm: attempting ok execution at c0c2fd98
 2519 13:19:41.074487   110.183298] [<c0c2f408>] (direct[  110.693515] lkdtm: attempting bad execution at c15e88d0
 2520 13:19:41.074807  _entry) from [<c07f6038>] (full_p[  110.701577] 8<--- cut here ---
 2521 13:19:41.075111  roxy_write+0x64/0x94)[
 2522 13:19:41.075405   
 2523 13:19:41.075694   #1 1[0 707479] Unable to handle kernel paging request at virtual address c15e88d0
 2524 13:19:41.117326   110.191226]  r9:c[6 7 31f1f06.0716965] pgd = 75b2d9a4
 2525 13:19:41.117866  r8:c3022c00 r7:0000000d r6:b6dc80[  110.721849] [c15e88d0] *pgd=1141941e(bad)
 2526 13:19:41.118218  00 r5:c61a2dc0 r4:c0c2f408
 2527 13:19:41.118548  # [[  110.728739] Internal error: Oops: 8000000d [#7] SMP ARM
 2528 13:19:41.161061   110.198988] [<c07f5fd4>] (full_p[  110.736653] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2529 13:19:41.161715  roxy_write) from [<c0598ab8>] ([  110.768372] CPU: 3 PID: 2110 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2530 13:19:41.162091  fs_write+0x10c/0x[5 2 41)1
 2531 13:19:41.162425  0
 2532 13:19:41.162750  .#7 8803] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2533 13:19:41.163065  [  110.206831]  r9:c07f5fd4 r8:c6[  110.787439] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2534 13:19:41.163410  73ff60 r7:c2816000 r6:b6dc8000 r[  110.795359] LR is at execute_location+0xa4/0xb4
 2535 13:19:41.205193  :c61a2dc0 r4:00000000
 2536 13:19:41.205731  [
 2537 13:19:41.206090   #  1[1 0.802663] pc : [<c15e88d0>]    lr : [<c138e65c>]    psr: 600e0013
 2538 13:19:41.206431  110.214589] [[< c 0151908.98a1c1>76] sp : c67dfe38  ip : 00000027  fp : c67dfe54
 2539 13:19:41.206763  ] (vfs_write) fr[o  m1 1[0<.c8015419] r10: 0000000c  r9 : c1ad0d94  r8 : c15e8634
 2540 13:19:41.207080  9904c>] (ksys_wri[t e +101x07.48/5650] r7 : c67dff60  r6 : 00000000  r5 : c15e88d0  r4 : c0c2fd98
 2541 13:19:41.207395  0xec)
 2542 13:19:41.207702  # [  110.2[2 1 713170]. 8 4268] r3 : 270a723a  r2 : 270a723a  r1 : ef7c05e4  r0 : 0000002b
 2543 13:19:41.253352  r10:00000004 r9:00000000 r8[: 0 010.842891] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2544 13:19:41.253897  000000 r7:b6dc8000[  r 61:1c06.7852544] Control: 10c5387d  Table: 159e404a  DAC: 00000051
 2545 13:19:41.254267  e000 r5:c61a2dc0
 2546 13:19:41.254600  [#   [1 1 01.1860468] Process cat (pid: 2110, stack limit = 0x10d12bef)
 2547 13:19:41.254922  .229572]  r4:c61a2dc0[
 2548 13:19:41.255242   
 2549 13:19:41.255543   #1 1[0 868394] Stack: (0xc67dfe38 to 0xc67e0000)
 2550 13:19:41.255846   110.232122] [<c0598fd8>][   (1k10.875018] fe20:                                                       00000023 c5c48000
 2551 13:19:41.297455  ys_write) from [<c05990dc>] (s[y  110.885637] fe40: 0000000c c67dff60 c67dfe64 c67dfe58 c138e844 c138e5c4 c67dfe74 c67dfe68
 2552 13:19:41.298003  _write+0x18/0x1c)
 2553 13:19:41.298359  # [  110.23[9  110.896511] fe60: c0c2f028 c138e82c c67dfe9c c67dfe78 c0c2f528 c0c2f008 c0c2f408 c5e29040
 2554 13:19:41.298692  70]  r9:c673e000 r8:c03002e4 r[7  110.907385] fe80: b6e00000 0000000c c3022c00 c67dff60 c67dfec4 c67dfea0 c07f6038 c0c2f414
 2555 13:19:41.299027  00000004 r6:b6f0fe00 r5:00000[ 0 110.918258] fea0: 00000000 c5e29040 b6e00000 c2816000 c67dff60 c07f5fd4 c67dff5c c67dfec8
 2556 13:19:41.299349  d r4:0000000d
 2557 13:19:41.341438  # [  110.247029[]  110.929046] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c2d731e4 c059904c c67de000
 2558 13:19:41.341982  [<c05990c4>] (sys_write) from [[< 110.939920] fee0: b6e00000 00020000 00000004 0000000c 0001fff4 c67dfee0 00000001 00000805
 2559 13:19:41.342347  c03000c0>] (ret_fast_syscal[l + 010.950793] ff00: c61a3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2560 13:19:41.342687  x0/0x28)
 2561 13:19:41.343006  # [  110.254605] Ex[c e110.961495] ff20: 00000000 00000000 c67de000 270a723a b6dff000 c5e29040 c5e29040 c67de000
 2562 13:19:41.385435  ption stack(0xc673ffa8 to 0[x c 610.972281] ff40: b6e00000 00000000 00000000 00000004 c67dff94 c67dff60 c059904c c05989b8
 2563 13:19:41.385981  73fff0)
 2564 13:19:41.386344  # [  110.259669] [f f a110.982983] ff60: 00000000 00000000 c67dffac 270a723a 0000000c 0000000c b6f47e00 00000004
 2565 13:19:41.386679  :                   0000000d [0 0110.993684] ff80: c03002e4 c67de000 c67dffa4 c67dff98 c05990dc c0598fe4 00000000 c67dffa8
 2566 13:19:41.387000  00000d 00000001 b6dc8000 00[0 0 011.004471] ffa0: c03000c0 c05990d0 0000000c 0000000c 00000001 b6e00000 0000000c 00000000
 2567 13:19:41.387328  00d 00000000
 2568 13:19:41.429424  # [  110.267858[]  111.015173] ffc0: 0000000c 0000000c b6f47e00 00000004 00000001 00000000 00020000 beedca54
 2569 13:19:41.429968  ffc0: 0000000d 0000000d b6f0f[e 0111.025960] ffe0: 00000004 beedc788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000
 2570 13:19:41.430333  0 00000004 00000001 00000000 0[0  111.036735] Backtrace: 
 2571 13:19:41.430671  20000 beaf0a54
 2572 13:19:41.430993  # [  110.276047] [  111.041903] [<c138e5b8>] (execute_location) from [<c138e844>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2573 13:19:41.431309  ffe0: 00000004 beaf0788 b6e7a4c[f 111.053113]  r7:c67dff60 r6:0000000c r5:c5c48000 r4:00000023
 2574 13:19:41.431618   b6e007e6
 2575 13:19:41.473444  # [  110.281116] Code:[  111.061487] [<c138e820>] (lkdtm_EXEC_RODATA) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2576 13:19:41.473990   bad PC value
 2577 13:19:41.474350  # [  110.284279] -[  111.072612] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2578 13:19:41.474680  --[ end trace 3f0f7cd99f406d82 ]-[  111.083490] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2579 13:19:41.475006  --
 2580 13:19:41.475317  # EXEC_VMALLOC: missing 'c[a  111.094266]  r9:c67dff60 r8:c3022c00 r7:0000000c r6:b6e00000 r5:c5e29040 r4:c0c2f408
 2581 13:19:41.475623  l trace:': [FAIL]
 2582 13:19:41.517428  not ok 33 self[  111.104718] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2583 13:19:41.517976  tests: lkdtm: EXEC_VMALLOC.sh # [  111.115408]  r9:c07f5fd4 r8:c67dff60 r7:c2816000 r6:b6e00000 r5:c5e29040 r4:00000000
 2584 13:19:41.518344  xit=1
 2585 13:19:41.518670  # selftests: lkdtm: EXEC_[  111.125936] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2586 13:19:41.518989  ODATA.sh
 2587 13:19:41.519295  [  111.135853]  r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c67de000 r5:c5e29040
 2588 13:19:41.519601  [  111.144546]  r4:c5e29040
 2589 13:19:41.561144  [  111.147117] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2590 13:19:41.561702  [  111.154284]  r9:c67de000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000c r4:0000000c
 2591 13:19:41.562066  [  111.162066] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2592 13:19:41.562398  [  111.169658] Exception stack(0xc67dffa8 to 0xc67dfff0)
 2593 13:19:41.562717  [  111.174740] ffa0:                   0000000c 0000000c 00000001 b6e00000 0000000c 00000000
 2594 13:19:41.563031  [  111.182947] ffc0: 0000000c 0000000c b6f47e00 00000004 00000001 00000000 00020000 beedca54
 2595 13:19:41.604846  [  111.191148] ffe0: 00000004 beedc788 b6eb24cf b6e387e6
 2596 13:19:41.604930  [  111.196231] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2597 13:19:41.604998  [  111.202359] ---[ end trace 3f0f7cd99f406d83 ]---
 2598 13:19:41.605062  # Segmentation fault
 2599 13:19:41.712062  # [  110.679195] lkdtm: Performing direct entry EXEC_RODATA
 2600 13:19:41.712151  # [  110.685694] lkdtm: attempting ok execution at c0c2fd98
 2601 13:19:41.712220  # [  110.693515] lkdtm: attempting bad execution at c15e88d0
 2602 13:19:41.712283  # [  110.701577] 8<--- cut here ---
 2603 13:19:41.712350  # [  110.707479] Unable to handle kernel paging request at virtual address c15e88d0
 2604 13:19:41.712412  # [  110.716965] pgd = 75b2d9a4
 2605 13:19:41.712472  # [  110.721849] [c15e88d0] *pgd=1141941e(bad)
 2606 13:19:41.712528  # [  110.728739] Internal error: Oops: 8000000d [#7] SMP ARM
 2607 13:19:41.755271  # [  110.736653] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2608 13:19:41.755433  # [  110.768372] CPU: 3 PID: 2110 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2609 13:19:41.755501  # [  110.778803] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2610 13:19:41.798952  # [  110.787439] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2611 13:19:41.799491  # [  110.795359] LR is at execute_location+0xa4/0xb4
 2612 13:19:41.799857  # [  110.802663] pc : [<c15e88d0>]    lr : [<c138e65c>]    psr: 600e0013
 2613 13:19:41.800225  # [  110.811276] sp : c67dfe38  ip : 00000027  fp : c67dfe54
 2614 13:19:41.800566  # [  110.818419] r10: 0000000c  r9 : c1ad0d94  r8 : c15e8634
 2615 13:19:41.800945  # [  110.825650] r7 : c67dff60  r6 : 00000000  r5 : c15e88d0  r4 : c0c2fd98
 2616 13:19:41.801256  # [  110.834268] r3 : 270a723a  r2 : 270a723a  r1 : ef7c05e4  r0 : 0000002b
 2617 13:19:41.841968  # [  110.842891] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2618 13:19:41.842532  # [  110.852544] Control: 10c5387d  Table: 159e404a  DAC: 00000051
 2619 13:19:41.842948  # [  110.860468] Process cat (pid: 2110, stack limit = 0x10d12bef)
 2620 13:19:41.843304  # [  110.868394] Stack: (0xc67dfe38 to 0xc67e0000)
 2621 13:19:41.843666  # [  110.875018] fe20:                                                       00000023 c5c48000
 2622 13:19:41.844003  # [  110.885637] fe40: 0000000c c67dff60 c67dfe64 c67dfe58 c138e844 c138e5c4 c67dfe74 c67dfe68
 2623 13:19:41.844305  # [  110.896511] fe60: c0c2f028 c138e82c c67dfe9c c67dfe78 c0c2f528 c0c2f008 c0c2f408 c5e29040
 2624 13:19:41.888852  # [  110.907385] fe80: b6e00000 0000000c c3022c00 c67dff60 c67dfec4 c67dfea0 c07f6038 c0c2f414
 2625 13:19:41.889036  # [  110.918258] fea0: 00000000 c5e29040 b6e00000 c2816000 c67dff60 c07f5fd4 c67dff5c c67dfec8
 2626 13:19:41.889145  # [  110.929046] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c2d731e4 c059904c c67de000
 2627 13:19:41.889236  # [  110.939920] fee0: b6e00000 00020000 00000004 0000000c 0001fff4 c67dfee0 00000001 00000805
 2628 13:19:41.889320  # [  110.950793] ff00: c61a3e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2629 13:19:41.933006  # [  110.961495] ff20: 00000000 00000000 c67de000 270a723a b6dff000 c5e29040 c5e29040 c67de000
 2630 13:19:41.933388  # [  110.972281] ff40: b6e00000 00000000 00000000 00000004 c67dff94 c67dff60 c059904c c05989b8
 2631 13:19:41.933646  # [  110.982983] ff60: 00000000 00000000 c67dffac 270a723a 0000000c 0000000c b6f47e00 00000004
 2632 13:19:41.933887  # [  110.993684] ff80: c03002e4 c67de000 c67dffa4 c67dff98 c05990dc c0598fe4 00000000 c67dffa8
 2633 13:19:41.934097  # [  111.004471] ffa0: c03000c0 c05990d0 0000000c 0000000c 00000001 b6e00000 0000000c 00000000
 2634 13:19:41.977183  # [  111.015173] ffc0: 0000000c 0000000c b6f47e00 00000004 00000001 00000000 00020000 beedca54
 2635 13:19:41.977723  # [  111.025960] ffe0: 00000004 beedc788 b6eb24cf b6e387e6 800e0030 00000001 00000000 00000000
 2636 13:19:41.978080  # [  111.036735] Backtrace: 
 2637 13:19:41.978405  # [  111.041903] [<c138e5b8>] (execute_location) from [<c138e844>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2638 13:19:41.978724  # [  111.053113]  r7:c67dff60 r6:0000000c r5:c5c48000 r4:00000023
 2639 13:19:41.979033  # [  111.061487] [<c138e820>] (lkdtm_EXEC_RODATA) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2640 13:19:42.021167  # [  111.072612] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2641 13:19:42.021708  # [  111.083490] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2642 13:19:42.022060  # [  111.094266]  r9:c67dff60 r8:c3022c00 r7:0000000c r6:b6e00000 r5:c5e29040 r4:c0c2f408
 2643 13:19:42.022386  # [  111.104718] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2644 13:19:42.022697  # [  111.115408]  r9:c07f5fd4 r8:c67dff60 r7:c2816000 r6:b6e00000 r5:c5e29040 r4:00000000
 2645 13:19:42.023003  # [  111.125936] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2646 13:19:42.065454  # [  111.135853]  r10:00000004 r9:00000000 r8:00000000 r7:b6e00000 r6:c67de000 r5:c5e29040
 2647 13:19:42.065996  # [  111.144546]  r4:c5e29040
 2648 13:19:42.066346  # [  1[  111.672803] lkdtm: Performing direct entry EXEC_USERSPACE
 2649 13:19:42.066672  11.147117] [<c0598fd8>] (ksys_wri[  111.679625] lkdtm: attempting ok execution at c0c2fd98
 2650 13:19:42.066998  te) from [<c05990dc>] (sys_write+[  111.687821] lkdtm: attempting bad execution at b6fda000
 2651 13:19:42.067309  0x18/0x1c)
 2652 13:19:42.067614  # [  111.154284]  r9:[  111.695848] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fda000
 2653 13:19:42.109337  [  111.705796] Internal error: : b [#8] SMP ARM
 2654 13:19:42.109880  [  111.710089] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2655 13:19:42.110253  [  111.739390] CPU: 0 PID: 2186 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2656 13:19:42.153452  [  111.747155] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2657 13:19:42.153995  [  111.753712] PC is at 0xb6fda000
 2658 13:19:42.154350  [  111.756889] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2659 13:19:42.154678  [  111.761790] pc : [<b6fda000>]    lr : [<c0c2feec>]    psr: 600e0013
 2660 13:19:42.154994  [  111.768080] sp : c6487e48  ip : c6487d50  fp : c6487e64
 2661 13:19:42.155298  [  111.773325] r10: 0000000f  r9 : c1ad0da0  r8 : c15e8634
 2662 13:19:42.155599  [  111.778575] r7 : c6487f60  r6 : 0000000f  r5 : c5e6c000  r4 : b6fda000
 2663 13:19:42.155894  [  111.785126] r3 : 01ae4705  r2 : 01ae4705  r1 : ef7815e0  r0 : 0000002b
 2664 13:19:42.197443  [  111.791678] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2665 13:19:42.197985  [  111.798836] Control: 10c5387d  Table: 159e004a  DAC: 00000051
 2666 13:19:42.198339  [  111.804607] Process cat (pid: 2186, stack limit = 0x18786951)
 2667 13:19:42.198664  [  111.810380] Stack: (0xc6487e48 to 0xc6488000)
 2668 13:19:42.198980  [  111.814770] 7e40:                   00000001 00000000 0000000f 00000024 c6487e74 c6487e68
 2669 13:19:42.199293  [  111.822979] 7e60: c0c2f028 c0c2fe34 c6487e9c c6487e78 c0c2f528 c0c2f008 c0c2f408 c5a868c0
 2670 13:19:42.241290  [  111.831189] 7e80: b6e94000 0000000f c3022c00 c6487f60 c6487ec4 c6487ea0 c07f6038 c0c2f414
 2671 13:19:42.241832  [  111.839397] 7ea0: 00000000 c5a868c0 b6e94000 c2816000 c6487f60 c07f5fd4 c6487f5c c6487ec8
 2672 13:19:42.242189  [  111.847608] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6486000
 2673 13:19:42.242516  [  111.855815] 7ee0: b6e94000 00020000 00000004 0000000f 0001fff1 c6487ee0 00000001 b6e93000
 2674 13:19:42.242832  [  111.864021] 7f00: c5a89180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2675 13:19:42.285211  [  111.872230] 7f20: 00000000 00000000 c13a3de0 01ae4705 c205cfa0 c5a868c0 c5a868c0 c6486000
 2676 13:19:42.285401  [  111.880438] 7f40: b6e94000 00000000 00000000 00000004 c6487f94 c6487f60 c059904c c05989b8
 2677 13:19:42.285496  [  111.888645] 7f60: 00000000 00000000 c6487fac 01ae4705 0000000f 0000000f b6fdbe00 00000004
 2678 13:19:42.285582  [  111.896852] 7f80: c03002e4 c6486000 c6487fa4 c6487f98 c05990dc c0598fe4 00000000 c6487fa8
 2679 13:19:42.285664  [  111.905059] 7fa0: c03000c0 c05990d0 0000000f 0000000f 00000001 b6e94000 0000000f 00000000
 2680 13:19:42.285743  [  111.913265] 7fc0: 0000000f 0000000f b6fdbe00 00000004 00000001 00000000 00020000 beae5a54
 2681 13:19:42.329275  [  111.921473] 7fe0: 00000004 beae5788 b6f464cf b6ecc7e6 800e0030 00000001 00000000 00000000
 2682 13:19:42.329528  [  111.929666] Backtrace: 
 2683 13:19:42.329680  [  111.932177] [<c0c2fe28>] (lkdtm_EXEC_USERSPACE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2684 13:19:42.329817  [  111.940725]  r4:00000024
 2685 13:19:42.329943  [  111.943299] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2686 13:19:42.330065  [  111.951348] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2687 13:19:42.373232  [  111.959299]  r9:c6487f60 r8:c3022c00 r7:0000000f r6:b6e94000 r5:c5a868c0 r4:c0c2f408
 2688 13:19:42.373775  [  111.967083] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2689 13:19:42.374134  [  111.974945]  r9:c07f5fd4 r8:c6487f60 r7:c2816000 r6:b6e94000 r5:c5a868c0 r4:00000000
 2690 13:19:42.374462  [  111.982725] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2691 13:19:42.374777  [  111.989891]  r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c6486000 r5:c5a868c0
 2692 13:19:42.375084  [  111.997742]  r4:c5a868c0
 2693 13:19:42.375383  [  112.000311] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2694 13:19:42.417065  [  112.007476]  r9:c6486000 r8:c03002e4 r7:00000004 r6:b6fdbe00 r5:0000000f r4:0000000f
 2695 13:19:42.417677  [  112.015259] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2696 13:19:42.418082  [  112.022852] Exception stack(0xc6487fa8 to 0xc6487ff0)
 2697 13:19:42.418473  [  112.027937] 7fa0:                   0000000f 0000000f 00000001 b6e94000 0000000f 00000000
 2698 13:19:42.418841  [  112.036148] 7fc0: 0000000f 0000000f b6fdbe00 00000004 00000001 00000000 00020000 beae5a54
 2699 13:19:42.419224  [  112.044352] 7fe0: 00000004 beae5788 b6f464cf b6ecc7e6
 2700 13:19:42.419600  [  112.049441] Code: bad PC value
 2701 13:19:42.460754  [  112.052534] ---[ end trace 3f0f7cd99f406d84 ]---
 2702 13:19:42.460865  c67de000 r8:c03002e4 r7:00000004 r6:b6f47e00 r5:0000000c r4:0000000c
 2703 13:19:42.460952  # [  111.162066] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2704 13:19:42.461044  # [  111.169658] Exception stack(0xc67dffa8 to 0xc67dfff0)
 2705 13:19:42.461126  # [  111.174740] ffa0:                   0000000c 0000000c 00000001 b6e00000 0000000c 00000000
 2706 13:19:42.461186  # [  111.182947] ffc0: 0000000c 0000000c b6f47e00 00000004 00000001 00000000 00020000 beedca54
 2707 13:19:42.504817  # [  111.191148] ffe0: 00000004 beedc788 b6eb24cf b6e387e6
 2708 13:19:42.504903  # [  111.196231] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2709 13:19:42.504970  # [  111.202359] ---[ end trace 3f0f7cd99f406d83 ]---
 2710 13:19:42.505031  # EXEC_RODATA: missing 'call trace:': [FAIL]
 2711 13:19:42.505125  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1
 2712 13:19:42.505185  # selftests: lkdtm: EXEC_USERSPACE.sh
 2713 13:19:42.505251  # Segmentation fault
 2714 13:19:42.565303  # [  111.672803] lkdtm: Performing direct entry EXEC_USERSPACE
 2715 13:19:42.565470  # [  111.679625] lkdtm: attempting ok execution at c0c2fd98
 2716 13:19:42.565536  # [  111.687821] lkdtm: attempting bad execution at b6fda000
 2717 13:19:42.565608  # [  111.695848] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fda000
 2718 13:19:42.565674  # [  111.705796] Internal error: : b [#8] SMP ARM
 2719 13:19:42.609020  # [  111.710089] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2720 13:19:42.609283  # [  111.739390] CPU: 0 PID: 2186 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2721 13:19:42.609432  # [  111.747155] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2722 13:19:42.609568  # [  111.753712] PC is at 0xb6fda000
 2723 13:19:42.609696  # [  111.756889] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2724 13:19:42.653218  # [  111.761790] pc : [<b6fda000>]    lr : [<c0c2feec>]    psr: 600e0013
 2725 13:19:42.653756  # [  111.768080] sp : c6487e48  ip : c6487d50  fp : c6487e64
 2726 13:19:42.654114  # [  111.773325] r10: 0000000f  r9 : c1ad0da0  r8 : c15e8634
 2727 13:19:42.654442  # [  111.778575] r7 : c6487f60  r6 : 0000000f  r5 : c5e6c000  r4 : b6fda000
 2728 13:19:42.654789  # [  111.785126] r3 : 01ae4705  r2 : 01ae4705  r1 : ef7815e0  r0 : 0000002b
 2729 13:19:42.655139  # [  111.791678] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2730 13:19:42.655473  # [  111.798836] Control: 10c5387d  Table: 159e004a  DAC: 00000051
 2731 13:19:42.697080  # [  111.804607] Process cat (pid: 2186, stack limit = 0x18786951)
 2732 13:19:42.697495  # [  111.810380] Stack: (0xc6487e48 to 0xc6488000)
 2733 13:19:42.697837  # [  111.814770] 7e40:                   00000001 00000000 0000000f 00000024 c6487e74 c6487e68
 2734 13:19:42.698171  # [  111.822979] 7e60: c0c2f028 c0c2fe34 c6487e9c c6487e78 c0c2f528 c0c2f008 c0c2f408 c5a868c0
 2735 13:19:42.698461  # [  111.831189] 7e80: b6e94000 0000000f c3022c00 c6487f60 c6487ec4 c6487ea0 c07f6038 c0c2f414
 2736 13:19:42.698744  # [  111.839397] 7ea0: 00000000 c5a868c0 b6e94000 c2816000 c6487f60 c07f5fd4 c6487f5c c6487ec8
 2737 13:19:42.741349  # [  111.847608] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6486000
 2738 13:19:42.741934  # [  111.855815] 7ee0: b6e94000 00020000 00000004 0000000f 0001fff1 c6487ee0 00000001 b6e93000
 2739 13:19:42.742336  # [  111.864021] 7f00: c5a89180 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2740 13:19:42.742674  # [  111.872230] 7f20: 00000000 00000000 c13a3de0 01ae4705 c205cfa0 c5a868c0 c5a868c0 c6486000
 2741 13:19:42.742991  # [  111.880438] 7f40: b6e94000 00000000 00000000 00000004 c6487f94 c6487f60 c059904c c05989b8
 2742 13:19:42.785133  # [  111.888645] 7f60: 00000000 00000000 c6487fac 01ae4705 0000000f 0000000f b6fdbe00 00000004
 2743 13:19:42.785699  # [  111.896852] 7f80: c03002e4 c6486000 c6487fa4 c6487f98 c05990dc c0598fe4 00000000 c6487fa8
 2744 13:19:42.786123  # [  111.905059] 7fa0: c03000c0 c05990d0 0000000f 0000000f 00000001 b6e94000 0000000f 00000000
 2745 13:19:42.786504  # [  111.913265] 7fc0: 0000000f 0000000f b6fdbe00 00000004 00000001 00000000 00020000 beae5a54
 2746 13:19:42.786841  # [  111.921473] 7fe0: 00000004 beae5788 b6f464cf b6ecc7e6 800e0030 00000001 00000000 00000000
 2747 13:19:42.787156  # [  111.929666] Backtrace: 
 2748 13:19:42.829315  # [  111.932177] [<c0c2fe28>] (lkdtm_EXEC_USERSPACE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2749 13:19:42.829862  # [  111.940725]  r4:00000024
 2750 13:19:42.830217  # [  111.943299] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2751 13:19:42.830548  # [  111.951348] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2752 13:19:42.830862  # [  111.959299]  r9:c6487f60 r8:c3022c00 r7:0000000f r6:b6e94000 r5:c5a868c0 r4:c0c2f408
 2753 13:19:42.831167  # [  111.967083] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2754 13:19:42.873341  # [  111.974945]  r9:c07f5fd4 r8:c6487f60 r7:c2816000 r6:b6e94000 r5:c5a868c0 r4:00000000
 2755 13:19:42.873941  # [  111.982725] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2756 13:19:42.874354  # [  111.989891]  r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c6486000 r5:c5a868c0
 2757 13:19:42.874783  # [  111.997742]  r4:c5a868c0
 2758 13:19:42.875143  # [  112.000311] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2759 13:19:42.875533  # [  112.007476]  r9:c6486000 r8:c03002e4 r7:00000004 r6[  112.504593] lkdtm: Performing direct entry EXEC_NULL
 2760 13:19:42.917430  :b6fdbe00 r5:0000000f r4:0000000f[  112.511596] lkdtm: attempting ok execution at c0c2fd98
 2761 13:19:42.917967  
 2762 13:19:42.918321  # [  112.015259] [<c05990c4>] ([  112.519645] lkdtm: attempting bad execution at 00000000
 2763 13:19:42.918648  sys_write) from [<c03000c0>] (ret[  112.528839] 8<--- cut here ---
 2764 13:19:42.918964  _fast_syscall+0x0/0x28)
 2765 13:19:42.919265  # [  112[  112.533748] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2766 13:19:42.919567  .022852] Exception stack(0xc6487f[  112.544705] pgd = 1a91b3e8
 2767 13:19:42.919871  a8 to 0xc6487ff0)
 2768 13:19:42.920163  # [  112.02793[  112.550271] [00000000] *pgd=00000000
 2769 13:19:42.961409  7] 7fa0:                   000000[  112.556739] Internal error: Oops: 80000005 [#9] SMP ARM
 2770 13:19:42.961957  [  112.564786] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2771 13:19:42.962331  [  112.593825] CPU: 0 PID: 2257 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2772 13:19:43.005336  [  112.601573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2773 13:19:43.005876  [  112.608112] PC is at 0x0
 2774 13:19:43.006227  [  112.610658] LR is at execute_location+0xa4/0xb4
 2775 13:19:43.006554  [  112.615194] pc : [<00000000>]    lr : [<c138e65c>]    psr: 600e0013
 2776 13:19:43.006870  [  112.621466] sp : c65bfe38  ip : c65bfd40  fp : c65bfe54
 2777 13:19:43.007175  [  112.626696] r10: 0000000a  r9 : c1ad0db0  r8 : c15e8634
 2778 13:19:43.007474  [  112.631925] r7 : c65bff60  r6 : 00000000  r5 : 00000000  r4 : c0c2fd98
 2779 13:19:43.007773  [  112.638457] r3 : e06977f4  r2 : e06977f4  r1 : ef7815e0  r0 : 0000002b
 2780 13:19:43.049446  [  112.644990] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2781 13:19:43.049988  [  112.652130] Control: 10c5387d  Table: 1681004a  DAC: 00000051
 2782 13:19:43.050343  [  112.657881] Process cat (pid: 2257, stack limit = 0x55a09625)
 2783 13:19:43.050673  [  112.663633] Stack: (0xc65bfe38 to 0xc65c0000)
 2784 13:19:43.050991  [  112.667997] fe20:                                                       00000025 c6038000
 2785 13:19:43.051299  [  112.676183] fe40: 0000000a c65bff60 c65bfe64 c65bfe58 c138e868 c138e5c4 c65bfe74 c65bfe68
 2786 13:19:43.093434  [  112.684368] fe60: c0c2f028 c138e854 c65bfe9c c65bfe78 c0c2f528 c0c2f008 c0c2f408 c5a86640
 2787 13:19:43.093973  [  112.692552] fe80: b6dc1000 0000000a c3022c00 c65bff60 c65bfec4 c65bfea0 c07f6038 c0c2f414
 2788 13:19:43.094326  [  112.700736] fea0: 00000000 c5a86640 b6dc1000 c2816000 c65bff60 c07f5fd4 c65bff5c c65bfec8
 2789 13:19:43.094655  [  112.708923] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c65be000
 2790 13:19:43.094969  [  112.717107] fee0: b6dc1000 00020000 00000004 0000000a 0001fff6 c65bfee0 00000001 b6dc0000
 2791 13:19:43.137411  [  112.725291] ff00: c61a2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2792 13:19:43.137951  [  112.733477] ff20: 00000000 00000000 c13a3de0 e06977f4 c205cfa0 c5a86640 c5a86640 c65be000
 2793 13:19:43.138309  [  112.741661] ff40: b6dc1000 00000000 00000000 00000004 c65bff94 c65bff60 c059904c c05989b8
 2794 13:19:43.138642  [  112.749847] ff60: 00000000 00000000 c65bffac e06977f4 0000000a 0000000a b6f08e00 00000004
 2795 13:19:43.138957  [  112.758031] ff80: c03002e4 c65be000 c65bffa4 c65bff98 c05990dc c0598fe4 00000000 c65bffa8
 2796 13:19:43.139262  [  112.766215] ffa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6dc1000 0000000a 00000000
 2797 13:19:43.181146  [  112.774400] ffc0: 0000000a 0000000a b6f08e00 00000004 00000001 00000000 00020000 be99ba54
 2798 13:19:43.181684  [  112.782585] ffe0: 00000004 be99b788 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000
 2799 13:19:43.182036  [  112.790764] Backtrace: 
 2800 13:19:43.182362  [  112.793228] [<c138e5b8>] (execute_location) from [<c138e868>] (lkdtm_EXEC_NULL+0x20/0x24)
 2801 13:19:43.182676  [  112.801414]  r7:c65bff60 r6:0000000a r5:c6038000 r4:00000025
 2802 13:19:43.182982  [  112.807091] [<c138e848>] (lkdtm_EXEC_NULL) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2803 13:19:43.225421  [  112.815194] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2804 13:19:43.225967  [  112.823213] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2805 13:19:43.226321  [  112.831139]  r9:c65bff60 r8:c3022c00 r7:0000000a r6:b6dc1000 r5:c5a86640 r4:c0c2f408
 2806 13:19:43.226649  [  112.838897] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2807 13:19:43.226966  [  112.846736]  r9:c07f5fd4 r8:c65bff60 r7:c2816000 r6:b6dc1000 r5:c5a86640 r4:00000000
 2808 13:19:43.227272  [  112.854488] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2809 13:19:43.269354  [  112.861632]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c65be000 r5:c5a86640
 2810 13:19:43.269897  [  112.869466]  r4:c5a86640
 2811 13:19:43.270248  [  112.872010] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2812 13:19:43.270577  [  112.879153]  r9:c65be000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:0000000a r4:0000000a
 2813 13:19:43.270896  [  112.886909] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2814 13:19:43.271206  [  112.894483] Exception stack(0xc65bffa8 to 0xc65bfff0)
 2815 13:19:43.312916  [  112.899543] ffa0:                   0000000a 0000000a 00000001 b6dc1000 0000000a 00000000
 2816 13:19:43.313073  [  112.907728] ffc0: 0000000a 0000000a b6f08e00 00000004 00000001 00000000 00020000 be99ba54
 2817 13:19:43.313141  [  112.915911] ffe0: 00000004 be99b788 b6e734cf b6df97e6
 2818 13:19:43.313205  [  112.920972] Code: bad PC value
 2819 13:19:43.313266  0f 0000000f 00000001 b6e94000 000[  112.924101] ---[ end trace 3f0f7cd99f406d85 ]---
 2820 13:19:43.313328  0000f 00000000
 2821 13:19:43.313387  # [  112.036148] 7fc0: 0000000f 0000000f b6fdbe00 00000004 00000001 00000000 00020000 beae5a54
 2822 13:19:43.313445  # [  112.044352] 7fe0: 00000004 beae5788 b6f464cf b6ecc7e6
 2823 13:19:43.356743  # [  112.049441] Code: bad PC value
 2824 13:19:43.356827  # [  112.052534] ---[ end trace 3f0f7cd99f406d84 ]---
 2825 13:19:43.356895  # EXEC_USERSPACE: missing 'call trace:': [FAIL]
 2826 13:19:43.357000  not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1
 2827 13:19:43.357062  # selftests: lkdtm: EXEC_NULL.sh
 2828 13:19:43.357151  # Segmentation fault
 2829 13:19:43.437834  # [  112.504593] lkdtm: Performing direct entry EXEC_NULL
 2830 13:19:43.437990  # [  112.511596] lkdtm: attempting ok execution at c0c2fd98
 2831 13:19:43.438062  # [  112.519645] lkdtm: attempting bad execution at 00000000
 2832 13:19:43.438127  # [  112.528839] 8<--- cut here ---
 2833 13:19:43.438187  # [  112.533748] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2834 13:19:43.438249  # [  112.544705] pgd = 1a91b3e8
 2835 13:19:43.438308  # [  112.550271] [00000000] *pgd=00000000
 2836 13:19:43.438365  # [  112.556739] Internal error: Oops: 80000005 [#9] SMP ARM
 2837 13:19:43.481241  # [  112.564786] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2838 13:19:43.481418  # [  112.593825] CPU: 0 PID: 2257 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2839 13:19:43.481499  # [  112.601573] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2840 13:19:43.481574  # [  112.608112] PC is at 0x0
 2841 13:19:43.525035  # [  112.610658] LR is at execute_location+0xa4/0xb4
 2842 13:19:43.525325  # [  112.615194] pc : [<00000000>]    lr : [<c138e65c>]    psr: 600e0013
 2843 13:19:43.525493  # [  112.621466] sp : c65bfe38  ip : c65bfd40  fp : c65bfe54
 2844 13:19:43.525671  # [  112.626696] r10: 0000000a  r9 : c1ad0db0  r8 : c15e8634
 2845 13:19:43.525831  # [  112.631925] r7 : c65bff60  r6 : 00000000  r5 : 00000000  r4 : c0c2fd98
 2846 13:19:43.525977  # [  112.638457] r3 : e06977f4  r2 : e06977f4  r1 : ef7815e0  r0 : 0000002b
 2847 13:19:43.526119  # [  112.644990] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2848 13:19:43.569094  # [  112.652130] Control: 10c5387d  Table: 1681004a  DAC: 00000051
 2849 13:19:43.569624  # [  112.657881] Process cat (pid: 2257, stack limit = 0x55a09625)
 2850 13:19:43.570027  # [  112.663633] Stack: (0xc65bfe38 to 0xc65c0000)
 2851 13:19:43.570376  # [  112.667997] fe20:                                                       00000025 c6038000
 2852 13:19:43.570714  # [  112.676183] fe40: 0000000a c65bff60 c65bfe64 c65bfe58 c138e868 c138e5c4 c65bfe74 c65bfe68
 2853 13:19:43.571042  # [  112.684368] fe60: c0c2f028 c138e854 c65bfe9c c65bfe78 c0c2f528 c0c2f008 c0c2f408 c5a86640
 2854 13:19:43.612846  # [  112.692552] fe80: b6dc1000 0000000a c3022c00 c65bff60 c65bfec4 c65bfea0 c07f6038 c0c2f414
 2855 13:19:43.613021  # [  112.700736] fea0: 00000000 c5a86640 b6dc1000 c2816000 c65bff60 c07f5fd4 c65bff5c c65bfec8
 2856 13:19:43.613100  # [  112.708923] fec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c65be000
 2857 13:19:43.613180  # [  112.717107] fee0: b6dc1000 00020000 00000004 0000000a 0001fff6 c65bfee0 00000001 b6dc0000
 2858 13:19:43.613254  # [  112.725291] ff00: c61a2a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2859 13:19:43.661029  # [  112.733477] ff20: 00000000 00000000 c13a3de0 e06977f4 c205cfa0 c5a86640 c5a86640 c65be000
 2860 13:19:43.661291  # [  112.741661] ff40: b6dc1000 00000000 00000000 00000004 c65bff94 c65bff60 c059904c c05989b8
 2861 13:19:43.661435  # [  112.749847] ff60: 00000000 00000000 c65bffac e06977f4 0000000a 0000000a b6f08e00 00000004
 2862 13:19:43.661566  # [  112.758031] ff80: c03002e4 c65be000 c65bffa4 c65bff98 c05990dc c0598fe4 00000000 c65bffa8
 2863 13:19:43.661705  # [  112.766215] ffa0: c03000c0 c05990d0 0000000a 0000000a 00000001 b6dc1000 0000000a 00000000
 2864 13:19:43.709290  # [  112.774400] ffc0: 0000000a 0000000a b6f08e00 00000004 00000001 00000000 00020000 be99ba54
 2865 13:19:43.709827  # [  112.782585] ffe0: 00000004 be99b788 b6e734cf b6df97e6 800e0030 00000001 00000000 00000000
 2866 13:19:43.710182  # [  112.790764] Backtrace: 
 2867 13:19:43.710500  # [  112.793228] [<c138e5b8>] (execute_location) from [<c138e868>] (lkdtm_EXEC_NULL+0x20/0x24)
 2868 13:19:43.710805  # [  112.801414]  r7:c65bff60 r6:0000000a r5:c6038000 r4:00000025
 2869 13:19:43.711103  # [  112.807091] [<c138e848>] (lkdtm_EXEC_NULL) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2870 13:19:43.753339  # [  112.815194] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2871 13:19:43.753870  # [  112.823213] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2872 13:19:43.754212  # [  112.831139]  r9:c65bff60 r8:c3022c00 r7:0000000a r6:b6dc1000 r5:c5a86640 r4:c0c2f408
 2873 13:19:43.754526  # [  112.838897] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2874 13:19:43.754827  # [  112.846736]  r9:c07f5fd4 r8:c65bff60 r7:c2816000 r6:b6dc1000 r5:c5a86640 r4:00000000
 2875 13:19:43.755120  # [  112.854488] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2876 13:19:43.797126  # [  112.861632]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c65be000 r5:c5a86640
 2877 13:19:43.797316  # [  112.869466]  r4:c5a86640
 2878 13:19:43.797411  [  113.395123] lkdtm: Performing direct entry ACCESS_USERSPACE
 2879 13:19:43.797499  # [  112.872010] [<c0598fd8>] (ks[  113.401949] lkdtm: attempting bad read at b6fbf000
 2880 13:19:43.797583  ys_write) from [<c05990dc>] (sys_[  113.409647] 8<--- cut here ---
 2881 13:19:43.797666  write+0x18/0x1c)[
 2882 13:19:43.797747   
 2883 13:19:43.797827   #1 1[3 . 4115483] Unhandled fault: page domain fault (0x01b) at 0xb6fbf000
 2884 13:19:43.797905  2.879153]  r9:[c 6 51b1e3.040203 19] pgd = 96e1b88e
 2885 13:19:43.841399  r8:c03002e4 r7:0000[0 0 0141 3r.628533] [b6fbf000] *pgd=492c8831
 2886 13:19:43.841941  :b6f08e00 r5:000000[0 a  1r143:.034282] Internal error: : 1b [#10] SMP ARM
 2887 13:19:43.842302  000000a
 2888 13:19:43.842633  # [  112.886909] [<c0599[  113.440890] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2889 13:19:43.885463  0c4>] (sys_write) f[r o m1 1[3<.c72592] CPU: 2 PID: 2333 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2890 13:19:43.886013  03000c0>][  ( r1e13t._4f8a2s4t9_7] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2891 13:19:43.886378  yscall+0x0/0x28)
 2892 13:19:43.886702  # [  112.[8 9 413.490769] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2893 13:19:43.887015  483] Exception stack(0xc65b[f f a13.498510] LR is at __irq_work_queue_local+0x40/0x74
 2894 13:19:43.887335  8 to 0xc65[b f f1f103).
 2895 13:19:43.887640  5
 2896 13:19:43.887940  0#6 0[66] pc : [<c0c30010>]    lr : [<c049bd74>]    psr: 600e0013
 2897 13:19:43.929426   112.8995[4 3 ]1 1f3f.a501:4 1 5 ] sp : c6487e38  ip : c6487d40  fp : c6487e64
 2898 13:19:43.929967            [     1 1 3 .0520101010] r10: 00000011  r9 : c1ad0dbc  r8 : c15e8634
 2899 13:19:43.930325  00a 0000000a[  0 0101030.050218 071] r7 : c6487f60  r6 : 00000051  r5 : c6486000  r4 : b6fbf000
 2900 13:19:43.930670  6dc1000 0[0 0 0101030.a5 30605000] r3 : 9aee8f48  r2 : 9aee8f48  r1 : ef7ab5e0  r0 : 00000026
 2901 13:19:43.930995  0000
 2902 13:19:43.931305  # [  112[. 9 101737.2584]4 68] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2903 13:19:43.931608  ffc0: 00000[0 0 a1 1030.0505030808] Control: 10c5387d  Table: 1673c04a  DAC: 00000051
 2904 13:19:43.973438  a b6f08e00 0[0 0 0101030.45 6010375] Process cat (pid: 2333, stack limit = 0x18786951)
 2905 13:19:43.973985  00001 0000000[0   0101032.050609028] Stack: (0xc6487e38 to 0xc6488000)
 2906 13:19:43.974352   be99ba54
 2907 13:19:43.974677  # [ [  1 1121.39.15579294] 7e20:                                                       00000022 00000000
 2908 13:19:43.974993  11] ffe0: 00000004[  b e19193b.7585467] 7e40: 00000000 9aee8f48 c6487e6c 00000026 c66f4000 00000011 c6487e74 c6487e68
 2909 13:19:43.975308  8 b6e734cf b6d[f 9 71e163
 2910 13:19:43.975608  .
 2911 13:19:44.017429  5#9 5810] 7e60: c0c2f028 c0c2ff08 c6487e9c c6487e78 c0c2f528 c0c2f008 c0c2f408 c5e29400
 2912 13:19:44.017979    112.920972][  C o1d1e3:. 6b0a5d81] 7e80: b6e79000 00000011 c3022c00 c6487f60 c6487ec4 c6487ea0 c07f6038 c0c2f414
 2913 13:19:44.018341   PC value
 2914 13:19:44.018666  # [  1[1 2 .191234.1606067] 7ea0: 00000000 c5e29400 b6e79000 c2816000 c6487f60 c07f5fd4 c6487f5c c6487ec8
 2915 13:19:44.018984  1] ---[ end trac[e   31f103f.76c26326] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6486000
 2916 13:19:44.019302  99f406d85 ]---
 2917 13:19:44.019606  [
 2918 13:19:44.019900   #  1E1X3E.C6_3N583] 7ee0: b6e79000 00020000 00000004 00000011 0001ffef c6487ee0 00000001 b6e78000
 2919 13:19:44.061430  ULL: missing 'cal[l   t1r1a3c.e6:6755] 7f00: c62cb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2920 13:19:44.061980  ': [FAIL]
 2921 13:19:44.062335  not ok [3 6  1s1e3l.f657013] 7f20: 00000000 00000000 c13a3de0 9aee8f48 c205cfa0 c5e29400 c5e29400 c6486000
 2922 13:19:44.062669  ests: lkdtm: EXEC[_ N U1L1L3..s6h7357] 7f40: b6e79000 00000000 00000000 00000004 c6487f94 c6487f60 c059904c c05989b8
 2923 13:19:44.062988   # exit=1
 2924 13:19:44.063292  # self[t e s1t1s3:. 6l7614] 7f60: 00000000 00000000 c6487fac 9aee8f48 00000011 00000011 b6fc0e00 00000004
 2925 13:19:44.105448  kdtm: ACCESS_US[E R S1P1A3C.E6.8s871] 7f80: c03002e4 c6486000 c6487fa4 c6487f98 c05990dc c0598fe4 00000000 c6487fa8
 2926 13:19:44.105993  h
 2927 13:19:44.106345  [  113.698041] 7fa0: c03000c0 c05990d0 00000011 00000011 00000001 b6e79000 00000011 00000000
 2928 13:19:44.106674  [  113.706477] 7fc0: 00000011 00000011 b6fc0e00 00000004 00000001 00000000 00020000 bef83a54
 2929 13:19:44.106988  [  113.714661] 7fe0: 00000004 bef83788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000
 2930 13:19:44.107293  [  113.722841] Backtrace: 
 2931 13:19:44.107589  [  113.725309] [<c0c2fefc>] (lkdtm_ACCESS_USERSPACE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2932 13:19:44.149438  
 2933 13:19:44.149981  [  113.734015]  r6:00000011 r5:c66f4000 r4:00000026
 2934 13:19:44.150335  [  113.738646] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2935 13:19:44.150663  [  113.746667] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2936 13:19:44.150973  [  113.754592]  r9:c6487f60 r8:c3022c00 r7:00000011 r6:b6e79000 r5:c5e29400 r4:c0c2f408
 2937 13:19:44.151276  [  113.762350] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2938 13:19:44.193179  [  113.770190]  r9:c07f5fd4 r8:c6487f60 r7:c2816000 r6:b6e79000 r5:c5e29400 r4:00000000
 2939 13:19:44.193714  [  113.777944] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2940 13:19:44.194066  [  113.785087]  r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c6486000 r5:c5e29400
 2941 13:19:44.194397  [  113.792921]  r4:c5e29400
 2942 13:19:44.194710  [  113.795466] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 2943 13:19:44.195014  [  113.802609]  r9:c6486000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00000011 r4:00000011
 2944 13:19:44.195313  [  113.810364] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2945 13:19:44.236883  [  113.817938] Exception stack(0xc6487fa8 to 0xc6487ff0)
 2946 13:19:44.237044  [  113.822996] 7fa0:                   00000011 00000011 00000001 b6e79000 00000011 00000000
 2947 13:19:44.237113  [  113.831181] 7fc0: 00000011 00000011 b6fc0e00 00000004 00000001 00000000 00020000 bef83a54
 2948 13:19:44.237207  [  113.839364] 7fe0: 00000004 bef83788 b6f2b4cf b6eb17e6
 2949 13:19:44.237301  [  113.844425] Code: e1a01004 e3010ce0 e34c01ad eb1d4e59 (e5943000) 
 2950 13:19:44.237401  [  113.850528] ---[ end trace 3f0f7cd99f406d86 ]---
 2951 13:19:44.237458  # Segmentation fault
 2952 13:19:44.392352  # [  113.395123] lkdtm: Performing direct entry ACCESS_USERSPACE
 2953 13:19:44.392444  # [  113.401949] lkdtm: attempting bad read at b6fbf000
 2954 13:19:44.392515  # [  113.409647] 8<--- cut here ---
 2955 13:19:44.392578  # [  113.415483] Unhandled fault: page domain fault (0x01b) at 0xb6fbf000
 2956 13:19:44.392640  # [  113.423919] pgd = 96e1b88e
 2957 13:19:44.392751  # [  113.428533] [b6fbf000] *pgd=492c8831
 2958 13:19:44.392815  # [  113.434282] Internal error: : 1b [#10] SMP ARM
 2959 13:19:44.435990  # [  113.440890] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 2960 13:19:44.436236  # [  113.472592] CPU: 2 PID: 2333 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 2961 13:19:44.436374  # [  113.482497] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 2962 13:19:44.436500  # [  113.490769] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2963 13:19:44.436618  # [  113.498510] LR is at __irq_work_queue_local+0x40/0x74
 2964 13:19:44.479240  # [  113.506066] pc : [<c0c30010>]    lr : [<c049bd74>]    psr: 600e0013
 2965 13:19:44.479807  # [  113.514153] sp : c6487e38  ip : c6487d40  fp : c6487e64
 2966 13:19:44.480170  # [  113.521110] r10: 00000011  r9 : c1ad0dbc  r8 : c15e8634
 2967 13:19:44.480497  # [  113.528071] r7 : c6487f60  r6 : 00000051  r5 : c6486000  r4 : b6fbf000
 2968 13:19:44.480855  # [  113.536505] r3 : 9aee8f48  r2 : 9aee8f48  r1 : ef7ab5e0  r0 : 00000026
 2969 13:19:44.481166  # [  113.544768] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2970 13:19:44.522095  # [  113.553808] Control: 10c5387d  Table: 1673c04a  DAC: 00000051
 2971 13:19:44.522625  # [  113.561375] Process cat (pid: 2333, stack limit = 0x18786951)
 2972 13:19:44.522975  # [  113.569028] Stack: (0xc6487e38 to 0xc6488000)
 2973 13:19:44.523301  # [  113.575294] 7e20:                                                       00000022 00000000
 2974 13:19:44.523599  # [  113.585467] 7e40: 00000000 9aee8f48 c6487e6c 00000026 c66f4000 00000011 c6487e74 c6487e68
 2975 13:19:44.523883  # [  113.595810] 7e60: c0c2f028 c0c2ff08 c6487e9c c6487e78 c0c2f528 c0c2f008 c0c2f408 c5e29400
 2976 13:19:44.569304  # [  113.605981] 7e80: b6e79000 00000011 c3022c00 c6487f60 c6487ec4 c6487ea0 c07f6038 c0c2f414
 2977 13:19:44.569811  # [  113.616067] 7ea0: 00000000 c5e29400 b6e79000 c2816000 c6487f60 c07f5fd4 c6487f5c c6487ec8
 2978 13:19:44.570178  # [  113.626326] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c6486000
 2979 13:19:44.570508  # [  113.636583] 7ee0: b6e79000 00020000 00000004 00000011 0001ffef c6487ee0 00000001 b6e78000
 2980 13:19:44.570824  # [  113.646755] 7f00: c62cb540 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2981 13:19:44.571130  # [  113.657013] 7f20: 00000000 00000000 c13a3de0 9aee8f48 c205cfa0 c5e29400 c5e29400 c6486000
 2982 13:19:44.617209  # [  113.667357] 7f40: b6e79000 00000000 00000000 00000004 c6487f94 c6487f60 c059904c c05989b8
 2983 13:19:44.617766  # [  113.677614] 7f60: 00000000 00000000 c6487fac 9aee8f48 00000011 00000011 b6fc0e00 00000004
 2984 13:19:44.618129  # [  113.687871] 7f80: c03002e4 c6486000 c6487fa4 c6487f98 c05990dc c0598fe4 00000000 c6487fa8
 2985 13:19:44.618497  # [  113.698041] 7fa0: c03000c0 c05990d0 00000011 00000011 00000001 b6e79000 00000011 00000000
 2986 13:19:44.618831  # [  113.706477] 7fc0: 00000011 00000011 b6fc0e00 00000004 00000001 00000000 00020000 bef83a54
 2987 13:19:44.661347  # [  113.714661] 7fe0: 00000004 bef83788 b6f2b4cf b6eb17e6 800e0030 00000001 00000000 00000000
 2988 13:19:44.661891  # [  113.722841] Backtrace: 
 2989 13:19:44.662248  # [  113.725309] [<c0c2fefc>] (lkdtm_ACCESS_USERSPACE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 2990 13:19:44.662576  # [  113.734015]  r6:00000011 r5:c66f4000 r4:00000026
 2991 13:19:44.662888  # [  113.738646] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 2992 13:19:44.663197  # [  113.746667] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 2993 13:19:44.705123  # [  113.754592]  r9:c6487f60 r8:c3022c00 r7:00000011 r6:b6e79000 r5:c5e29400 r4:c0c2f408
 2994 13:19:44.705527  # [  113.762350] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 2995 13:19:44.705845  # [  113.770190]  r9:c07f5fd4 r8:c6487f60 r7:c2816000 r6:b6e79000 r5:c5e29400 r4:00000000
 2996 13:19:44.706141  # [  113.777944] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 2997 13:19:44.706429  # [  113.785087]  r10:00000004 r9:00000000 r8:00000000 r7:b6e79000 r6:c6486000 r5:c5e29400
 2998 13:19:44.706707  # [  113.792921]  r4:c5e29400
 2999 13:19:44.749017  # [  113.795466] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3000 13:19:44.749608  # [  113.802609]  r9:c6486000 r8:c03002e4 r7:00000004 r6:b6fc0e00 r5:00[  114.349689] lkdtm: Performing direct entry ACCESS_NULL
 3001 13:19:44.750016  000011 r4:00000011
 3002 13:19:44.750450  # [  113.8103[  114.356992] lkdtm: attempting bad read at 00000000
 3003 13:19:44.750842  64] [<c05990c4>] (sys_write) from[  114.364537] 8<--- cut here ---
 3004 13:19:44.751192   [<c03000c0>] (ret_fast_s[y s c1a4.370394] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 3005 13:19:44.751506  ll+0x0/0x28)
 3006 13:19:44.751808  # [  113.817938] Ex[  114.381104] pgd = 9ad4fe26
 3007 13:19:44.793350  ception stack(0xc6487fa8 to 0xc64[  114.386531] [00000000] *pgd=00000000
 3008 13:19:44.793892  87ff0)
 3009 13:19:44.794251  # [  113.82[2 9 9161]4 .792941] Internal error: Oops: 5 [#11] SMP ARM
 3010 13:19:44.837434  fa0:                   00000011 0[  114.399813] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3011 13:19:44.837997  0000011 00000001 b6[e 7 9101040. 31521] CPU: 2 PID: 2408 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3012 13:19:44.838371  00000011 000[0 0 010104
 3013 13:19:44.838706  .
 3014 13:19:44.839021  4#4 1[428] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3015 13:19:44.839338   113.831181] 7fc0: 00000011 00[0  114.449875] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 3016 13:19:44.839642  0011 b6fc0e00 00000004 000[0 0 0114.457178] LR is at __irq_work_queue_local+0x40/0x74
 3017 13:19:44.839948  1 00000000 [ 0 0101240.040604 7b36] pc : [<c138e894>]    lr : [<c049bd74>]    psr: 600e0013
 3018 13:19:44.881419  f83a54
 3019 13:19:44.881958  # [ [  1 1131.48.349732864] sp : c59e3e50  ip : c59e3d58  fp : c59e3e64
 3020 13:19:44.882317  4] 7fe0: 0[0 0 0101040.44 7b9e8f69] r10: 0000000c  r9 : c1ad0dd0  r8 : c15e8634
 3021 13:19:44.882655  3788 b6f2b4[c f  1b164e.b41876e966] r7 : c59e3f60  r6 : 0000000c  r5 : c66f4000  r4 : 00000000
 3022 13:19:44.882982  
 3023 13:19:44.883290  # [  113.[8 4 4141245.]4 95C2o63] r3 : d84a578b  r2 : d84a578b  r1 : ef7ab5e0  r0 : 00000026
 3024 13:19:44.883592  e: e1a01004 e3[0 1 01c1e40. 5e033612] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3025 13:19:44.925391  c01ad eb1d4e[5 9  1(1e45.9541320739] Control: 10c5387d  Table: 1643c04a  DAC: 00000051
 3026 13:19:44.925937  0) 
 3027 13:19:44.926299  # [  113.8[5 0 512184]. 5-2-395] Process cat (pid: 2408, stack limit = 0x3313fcf5)
 3028 13:19:44.926629  -[ end trace[  3 f101f47.c5d2989133] Stack: (0xc59e3e50 to 0xc59e4000)
 3029 13:19:44.926953  406d86 ]---
 3030 13:19:44.927265  # A[C C E1S1S4_.U5S34399] 3e40:                                     00000027 c66f4000 c59e3e74 c59e3e68
 3031 13:19:44.927564  RSPACE: missing [' c a1l1l4 .t5r44658] 3e60: c0c2f028 c138e878 c59e3e9c c59e3e78 c0c2f528 c0c2f008 c0c2f408 c5be0b40
 3032 13:19:44.927862  ce:': [FAIL]
 3033 13:19:44.969459  n[o t  1o1k4 .3575 916] 3e80: b6dfe000 0000000c c3022c00 c59e3f60 c59e3ec4 c59e3ea0 c07f6038 c0c2f414
 3034 13:19:44.970005  selftests: lkdtm[:   A1C1C4.E5S6S086] 3ea0: 00000000 c5be0b40 b6dfe000 c2816000 c59e3f60 c07f5fd4 c59e3f5c c59e3ec8
 3035 13:19:44.970364  _USERSPACE.sh # e[x i t1=114
 3036 13:19:44.970684  .
 3037 13:19:44.970992  5#5258] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c44dbce4 c059904c c59e2000
 3038 13:19:44.971305   selftests: l[k d t1m1:4 .A5C8C5E13] 3ee0: b6dfe000 00020000 00000004 0000000c 0001fff4 c59e3ee0 00000001 00000805
 3039 13:19:44.971606  SS_NULL.sh
 3040 13:19:45.013423  [  114.595597] 3f00: c5aeef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3041 13:19:45.013968  [  114.604815] 3f20: 00000000 00000000 c59e2000 d84a578b b6dfd000 c5be0b40 c5be0b40 c59e2000
 3042 13:19:45.014326  [  114.613001] 3f40: b6dfe000 00000000 00000000 00000004 c59e3f94 c59e3f60 c059904c c05989b8
 3043 13:19:45.014653  [  114.621188] 3f60: 00000000 00000000 c59e3fac d84a578b 0000000c 0000000c b6f45e00 00000004
 3044 13:19:45.014966  [  114.629374] 3f80: c03002e4 c59e2000 c59e3fa4 c59e3f98 c05990dc c0598fe4 00000000 c59e3fa8
 3045 13:19:45.057311  [  114.637560] 3fa0: c03000c0 c05990d0 0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3046 13:19:45.057856  [  114.645746] 3fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bea6da54
 3047 13:19:45.058216  [  114.653931] 3fe0: 00000004 bea6d788 b6eb04cf b6e367e6 800e0030 00000001 00000000 00000000
 3048 13:19:45.058541  [  114.662111] Backtrace: 
 3049 13:19:45.058856  [  114.664583] [<c138e86c>] (lkdtm_ACCESS_NULL) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3050 13:19:45.059164  [  114.672853]  r5:c66f4000 r4:00000027
 3051 13:19:45.059467  [  114.676442] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3052 13:19:45.101375  [  114.684461] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3053 13:19:45.101916  [  114.692390]  r9:c59e3f60 r8:c3022c00 r7:0000000c r6:b6dfe000 r5:c5be0b40 r4:c0c2f408
 3054 13:19:45.102271  [  114.700146] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3055 13:19:45.102598  [  114.707985]  r9:c07f5fd4 r8:c59e3f60 r7:c2816000 r6:b6dfe000 r5:c5be0b40 r4:00000000
 3056 13:19:45.102912  [  114.715738] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3057 13:19:45.103217  [  114.722882]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c59e2000 r5:c5be0b40
 3058 13:19:45.145185  [  114.730715]  r4:c5be0b40
 3059 13:19:45.145762  [  114.733259] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3060 13:19:45.146176  [  114.740402]  r9:c59e2000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000c r4:0000000c
 3061 13:19:45.146553  [  114.748157] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3062 13:19:45.146903  [  114.755730] Exception stack(0xc59e3fa8 to 0xc59e3ff0)
 3063 13:19:45.147268  [  114.760791] 3fa0:                   0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3064 13:19:45.188887  [  114.768977] 3fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bea6da54
 3065 13:19:45.189048  [  114.777160] 3fe0: 00000004 bea6d788 b6eb04cf b6e367e6
 3066 13:19:45.189118  [  114.782221] Code: e3010ce0 e34c01ad e1a01004 ebffd438 (e5945000) 
 3067 13:19:45.189218  [  114.788405] ---[ end trace 3f0f7cd99f406d87 ]---
 3068 13:19:45.189280  # Segmentation fault
 3069 13:19:45.328361  # [  114.349689] lkdtm: Performing direct entry ACCESS_NULL
 3070 13:19:45.328975  # [  114.356992] lkdtm: attempting bad read at 00000000
 3071 13:19:45.329334  # [  114.364537] 8<--- cut here ---
 3072 13:19:45.329658  # [  114.370394] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 3073 13:19:45.329978  # [  114.381104] pgd = 9ad4fe26
 3074 13:19:45.330285  # [  114.386531] [00000000] *pgd=00000000
 3075 13:19:45.330589  # [  114.392941] Internal error: Oops: 5 [#11] SMP ARM
 3076 13:19:45.371220  # [  114.399813] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3077 13:19:45.371778  # [  114.431521] CPU: 2 PID: 2408 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3078 13:19:45.372142  # [  114.441428] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3079 13:19:45.372523  # [  114.449875] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 3080 13:19:45.372885  # [  114.457178] LR is at __irq_work_queue_local+0x40/0x74
 3081 13:19:45.414250  # [  114.464736] pc : [<c138e894>]    lr : [<c049bd74>]    psr: 600e0013
 3082 13:19:45.414826  # [  114.472824] sp : c59e3e50  ip : c59e3d58  fp : c59e3e64
 3083 13:19:45.415207  # [  114.479869] r10: 0000000c  r9 : c1ad0dd0  r8 : c15e8634
 3084 13:19:45.415564  # [  114.486916] r7 : c59e3f60  r6 : 0000000c  r5 : c66f4000  r4 : 00000000
 3085 13:19:45.415903  # [  114.495263] r3 : d84a578b  r2 : d84a578b  r1 : ef7ab5e0  r0 : 00000026
 3086 13:19:45.416243  # [  114.503612] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3087 13:19:45.457305  # [  114.512739] Control: 10c5387d  Table: 1643c04a  DAC: 00000051
 3088 13:19:45.457848  # [  114.520395] Process cat (pid: 2408, stack limit = 0x3313fcf5)
 3089 13:19:45.458202  # [  114.528133] Stack: (0xc59e3e50 to 0xc59e4000)
 3090 13:19:45.458531  # [  114.534399] 3e40:                                     00000027 c66f4000 c59e3e74 c59e3e68
 3091 13:19:45.458849  # [  114.544658] 3e60: c0c2f028 c138e878 c59e3e9c c59e3e78 c0c2f528 c0c2f008 c0c2f408 c5be0b40
 3092 13:19:45.459154  # [  114.554916] 3e80: b6dfe000 0000000c c3022c00 c59e3f60 c59e3ec4 c59e3ea0 c07f6038 c0c2f414
 3093 13:19:45.505232  # [  114.565086] 3ea0: 00000000 c5be0b40 b6dfe000 c2816000 c59e3f60 c07f5fd4 c59e3f5c c59e3ec8
 3094 13:19:45.505799  # [  114.575258] 3ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c44dbce4 c059904c c59e2000
 3095 13:19:45.506170  # [  114.585513] 3ee0: b6dfe000 00020000 00000004 0000000c 0001fff4 c59e3ee0 00000001 00000805
 3096 13:19:45.506533  # [  114.595597] 3f00: c5aeef00 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3097 13:19:45.506850  # [  114.604815] 3f20: 00000000 00000000 c59e2000 d84a578b b6dfd000 c5be0b40 c5be0b40 c59e2000
 3098 13:19:45.507161  # [  114.613001] 3f40: b6dfe000 00000000 00000000 00000004 c59e3f94 c59e3f60 c059904c c05989b8
 3099 13:19:45.549361  # [  114.621188] 3f60: 00000000 00000000 c59e3fac d84a578b 0000000c 0000000c b6f45e00 00000004
 3100 13:19:45.549904  # [  114.629374] 3f80: c03002e4 c59e2000 c59e3fa4 c59e3f98 c05990dc c0598fe4 00000000 c59e3fa8
 3101 13:19:45.550258  # [  114.637560] 3fa0: c03000c0 c05990d0 0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3102 13:19:45.550585  # [  114.645746] 3fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bea6da54
 3103 13:19:45.550898  # [  114.653931] 3fe0: 00000004 bea6d788 b6eb04cf b6e367e6 800e0030 00000001 00000000 00000000
 3104 13:19:45.593349  # [  114.662111] Backtrace: 
 3105 13:19:45.593890  # [  114.664583] [<c138e86c>] (lkdtm_ACCESS_NULL) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3106 13:19:45.594255  # [  114.672853]  r5:c66f4000 r4:00000027
 3107 13:19:45.594585  # [  114.676442] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3108 13:19:45.594906  # [  114.684461] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3109 13:19:45.595216  # [  114.692390]  r9:c59e3f60 r8:c3022c00 r7:0000000c r6:b6dfe000 r5:c5be0b40 r4:c0c2f408
 3110 13:19:45.637147  # [  114.700146] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3111 13:19:45.637684  # [  114.707985]  r9:c07f5fd4 r8:c59e3f60 r7:c2816000 r6:b6dfe000 r5:c5be0b40 r4:00000000
 3112 13:19:45.638035  # [  114.715738] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3113 13:19:45.638364  # [  114.722882]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c59e2000 r5:c5be0b40
 3114 13:19:45.638678  # [  114.7[  115.259628] lkdtm: Performing direct entry WRITE_RO
 3115 13:19:45.638986  30715]  r4:c5be0b40
 3116 13:19:45.639291  # [  114.733[  115.266860] lkdtm: attempting bad rodata write at c15e88cc
 3117 13:19:45.685336  259] [<c0598fd8>] (ksys_write) fr[  115.275410] 8<--- cut here ---
 3118 13:19:45.685889  [  115.281152] Unable to handle kernel paging request at virtual address c15e88cc
 3119 13:19:45.686246  [  115.288380] pgd = 1ea30559
 3120 13:19:45.686570  [  115.291094] [c15e88cc] *pgd=1141941e(bad)
 3121 13:19:45.686886  [  115.295126] Internal error: Oops: 80d [#12] SMP ARM
 3122 13:19:45.729433  [  115.300010] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3123 13:19:45.729987  [  115.329047] CPU: 0 PID: 2482 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3124 13:19:45.730347  [  115.336793] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3125 13:19:45.730676  [  115.343337] PC is at lkdtm_WRITE_RO+0x44/0x50
 3126 13:19:45.730992  [  115.347710] LR is at __irq_work_queue_local+0x40/0x74
 3127 13:19:45.731302  [  115.352768] pc : [<c138e6b0>]    lr : [<c049bd74>]    psr: 600e0013
 3128 13:19:45.731609  [  115.359041] sp : c59e1e50  ip : c59e1d58  fp : c59e1e64
 3129 13:19:45.773422  [  115.364269] r10: 00000009  r9 : c1ad0ddc  r8 : c15e8634
 3130 13:19:45.773965  [  115.369498] r7 : c59e1f60  r6 : 00000009  r5 : c6038000  r4 : c15e88cc
 3131 13:19:45.774323  [  115.376029] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e0  r0 : c1ad1be0
 3132 13:19:45.774654  [  115.382562] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3133 13:19:45.774972  [  115.389702] Control: 10c5387d  Table: 165bc04a  DAC: 00000051
 3134 13:19:45.775280  [  115.395454] Process cat (pid: 2482, stack limit = 0x840c6a21)
 3135 13:19:45.775580  [  115.401205] Stack: (0xc59e1e50 to 0xc59e2000)
 3136 13:19:45.817464  [  115.405571] 1e40:                                     00000028 c6038000 c59e1e74 c59e1e68
 3137 13:19:45.818007  [  115.413758] 1e60: c0c2f028 c138e678 c59e1e9c c59e1e78 c0c2f528 c0c2f008 c0c2f408 c587c8c0
 3138 13:19:45.818364  [  115.421945] 1e80: b6e62000 00000009 c3022c00 c59e1f60 c59e1ec4 c59e1ea0 c07f6038 c0c2f414
 3139 13:19:45.818692  [  115.430131] 1ea0: 00000000 c587c8c0 b6e62000 c2816000 c59e1f60 c07f5fd4 c59e1f5c c59e1ec8
 3140 13:19:45.819006  [  115.438317] 1ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c59e0000
 3141 13:19:45.861438  [  115.446503] 1ee0: b6e62000 00020000 00000004 00000009 0001fff7 c59e1ee0 00000001 b6e61000
 3142 13:19:45.861981  [  115.454688] 1f00: c5be17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3143 13:19:45.862336  [  115.462873] 1f20: 00000000 00000000 c13a3de0 0f557f1a c205cfa0 c587c8c0 c587c8c0 c59e0000
 3144 13:19:45.862666  [  115.471058] 1f40: b6e62000 00000000 00000000 00000004 c59e1f94 c59e1f60 c059904c c05989b8
 3145 13:19:45.862981  [  115.479244] 1f60: 00000000 00000000 c59e1fac 0f557f1a 00000009 00000009 b6fa9e00 00000004
 3146 13:19:45.905434  [  115.487428] 1f80: c03002e4 c59e0000 c59e1fa4 c59e1f98 c05990dc c0598fe4 00000000 c59e1fa8
 3147 13:19:45.905976  [  115.495612] 1fa0: c03000c0 c05990d0 00000009 00000009 00000001 b6e62000 00000009 00000000
 3148 13:19:45.906332  [  115.503797] 1fc0: 00000009 00000009 b6fa9e00 00000004 00000001 00000000 00020000 bed3da54
 3149 13:19:45.906661  [  115.511981] 1fe0: 00000004 bed3d788 b6f144cf b6e9a7e6 800e0030 00000001 00000000 00000000
 3150 13:19:45.906976  [  115.520160] Backtrace: 
 3151 13:19:45.907280  [  115.522632] [<c138e66c>] (lkdtm_WRITE_RO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3152 13:19:45.907584  [  115.530642]  r5:c6038000 r4:00000028
 3153 13:19:45.949424  [  115.534228] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3154 13:19:45.949975  [  115.542248] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3155 13:19:45.950332  [  115.550172]  r9:c59e1f60 r8:c3022c00 r7:00000009 r6:b6e62000 r5:c587c8c0 r4:c0c2f408
 3156 13:19:45.950662  [  115.557929] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3157 13:19:45.950978  [  115.565766]  r9:c07f5fd4 r8:c59e1f60 r7:c2816000 r6:b6e62000 r5:c587c8c0 r4:00000000
 3158 13:19:45.951289  [  115.573519] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3159 13:19:45.993403  [  115.580663]  r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c59e0000 r5:c587c8c0
 3160 13:19:45.993944  [  115.588498]  r4:c587c8c0
 3161 13:19:45.994299  [  115.591043] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3162 13:19:45.994626  [  115.598186]  r9:c59e0000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r5:00000009 r4:00000009
 3163 13:19:45.994940  [  115.605941] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3164 13:19:45.995245  [  115.613515] Exception stack(0xc59e1fa8 to 0xc59e1ff0)
 3165 13:19:46.040789  [  115.618574] 1fa0:                   00000009 00000009 00000001 b6e62000 00000009 00000000
 3166 13:19:46.040966  [  115.626759] 1fc0: 00000009 00000009 b6fa9e00 00000004 00000001 00000000 00020000 bed3da54
 3167 13:19:46.041050  [  115.634941] 1fe0: 00000004 bed3d788 b6f144cf b6e9a7e6
 3168 13:19:46.041140  [  115.640001] Code: e34a3bcd e3010be0 e34c01ad e0233002 (e5843000) 
 3169 13:19:46.041226  [  115.646104] ---[ end trace 3f0f7cd99f406d88 ]---
 3170 13:19:46.041297  om [<c05990dc>] (sys_write+0x18/0x1c)
 3171 13:19:46.041376  # [  114.740402]  r9:c59e2000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000c r4:0000000c
 3172 13:19:46.084781  # [  114.748157] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3173 13:19:46.084881  # [  114.755730] Exception stack(0xc59e3fa8 to 0xc59e3ff0)
 3174 13:19:46.084949  # [  114.760791] 3fa0:                   0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3175 13:19:46.085014  # [  114.768977] 3fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bea6da54
 3176 13:19:46.085074  # [  114.777160] 3fe0: 00000004 bea6d788 b6eb04cf b6e367e6
 3177 13:19:46.085134  # [  114.782221] Code: e3010ce0 e34c01ad e1a01004 ebffd438 (e5945000) 
 3178 13:19:46.085192  # [  114.788405] ---[ end trace 3f0f7cd99f406d87 ]---
 3179 13:19:46.085249  # ACCESS_NULL: missing 'call trace:': [FAIL]
 3180 13:19:46.085324  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1
 3181 13:19:46.085396  # selftests: lkdtm: WRITE_RO.sh
 3182 13:19:46.085452  # Segmentation fault
 3183 13:19:46.134806  # [  115.259628] lkdtm: Performing direct entry WRITE_RO
 3184 13:19:46.134896  # [  115.266860] lkdtm: attempting bad rodata write at c15e88cc
 3185 13:19:46.134967  # [  115.275410] 8<--- cut here ---
 3186 13:19:46.135032  # [  115.281152] Unable to handle kernel paging request at virtual address c15e88cc
 3187 13:19:46.135100  # [  115.288380] pgd = 1ea30559
 3188 13:19:46.135159  # [  115.291094] [c15e88cc] *pgd=1141941e(bad)
 3189 13:19:46.135217  # [  115.295126] Internal error: Oops: 80d [#12] SMP ARM
 3190 13:19:46.177818  # [  115.300010] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3191 13:19:46.177913  # [  115.329047] CPU: 0 PID: 2482 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3192 13:19:46.177990  # [  115.336793] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3193 13:19:46.178054  # [  115.343337] PC is at lkdtm_WRITE_RO+0x44/0x50
 3194 13:19:46.221229  # [  115.347710] LR is at __irq_work_queue_local+0x40/0x74
 3195 13:19:46.221407  # [  115.352768] pc : [<c138e6b0>]    lr : [<c049bd74>]    psr: 600e0013
 3196 13:19:46.221493  # [  115.359041] sp : c59e1e50  ip : c59e1d58  fp : c59e1e64
 3197 13:19:46.221571  # [  115.364269] r10: 00000009  r9 : c1ad0ddc  r8 : c15e8634
 3198 13:19:46.221644  # [  115.369498] r7 : c59e1f60  r6 : 00000009  r5 : c6038000  r4 : c15e88cc
 3199 13:19:46.221716  # [  115.376029] r3 : 0198b861  r2 : aa55aa55  r1 : ef7815e0  r0 : c1ad1be0
 3200 13:19:46.221786  # [  115.382562] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3201 13:19:46.265048  # [  115.389702] Control: 10c5387d  Table: 165bc04a  DAC: 00000051
 3202 13:19:46.265393  # [  115.395454] Process cat (pid: 2482, stack limit = 0x840c6a21)
 3203 13:19:46.265602  # [  115.401205] Stack: (0xc59e1e50 to 0xc59e2000)
 3204 13:19:46.265794  # [  115.405571] 1e40:                                     00000028 c6038000 c59e1e74 c59e1e68
 3205 13:19:46.265977  # [  115.413758] 1e60: c0c2f028 c138e678 c59e1e9c c59e1e78 c0c2f528 c0c2f008 c0c2f408 c587c8c0
 3206 13:19:46.266152  # [  115.421945] 1e80: b6e62000 00000009 c3022c00 c59e1f60 c59e1ec4 c59e1ea0 c07f6038 c0c2f414
 3207 13:19:46.309232  # [  115.430131] 1ea0: 00000000 c587c8c0 b6e62000 c2816000 c59e1f60 c07f5fd4 c59e1f5c c59e1ec8
 3208 13:19:46.309815  # [  115.438317] 1ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c59e0000
 3209 13:19:46.310183  # [  115.446503] 1ee0: b6e62000 00020000 00000004 00000009 0001fff7 c59e1ee0 00000001 b6e61000
 3210 13:19:46.310507  # [  115.454688] 1f00: c5be17c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3211 13:19:46.310868  # [  115.462873] 1f20: 00000000 00000000 c13a3de0 0f557f1a c205cfa0 c587c8c0 c587c8c0 c59e0000
 3212 13:19:46.353183  # [  115.471058] 1f40: b6e62000 00000000 00000000 00000004 c59e1f94 c59e1f60 c059904c c05989b8
 3213 13:19:46.353783  # [  115.479244] 1f60: 00000000 00000000 c59e1fac 0f557f1a 00000009 00000009 b6fa9e00 00000004
 3214 13:19:46.354143  # [  115.487428] 1f80: c03002e4 c59e0000 c59e1fa4 c59e1f98 c05990dc c0598fe4 00000000 c59e1fa8
 3215 13:19:46.354472  # [  115.495612] 1fa0: c03000c0 c05990d0 00000009 00000009 00000001 b6e62000 00000009 00000000
 3216 13:19:46.354841  # [  115.503797] 1fc0: 00000009 00000009 b6fa9e00 00000004 00000001 00000000 00020000 bed3da54
 3217 13:19:46.355156  # [  115.511981] 1fe0: 00000004 bed3d788 b6f144cf b6e9a7e6 800e0030 00000001 00000000 00000000
 3218 13:19:46.397335  # [  115.520160] Backtrace: 
 3219 13:19:46.397875  # [  115.522632] [<c138e66c>] (lkdtm_WRITE_RO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3220 13:19:46.398232  # [  115.530642]  r5:c6038000 r4:00000028
 3221 13:19:46.398555  # [  115.534228] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3222 13:19:46.398865  # [  115.542248] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3223 13:19:46.399167  # [  115.550172]  r9:c59e1f60 r8:c3022c00 r7:00000009 r6:b6e62000 r5:c587c8c0 r4:c0c2f408
 3224 13:19:46.441286  # [  115.557929] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3225 13:19:46.441831  # [  115.565766]  r9:c07f5fd4 r8:c59e1f60 r7:c2816000 r6:b6e62000 r5:c587c8c0 r4:00000000
 3226 13:19:46.442182  # [  115.573519] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3227 13:19:46.442509  # [  115.580663]  r10:00000004 r9:00000000 r8:00000000 r7:b6e62000 r6:c59e0000 r5:c587c8c0
 3228 13:19:46.442820  # [  115.588498]  r4:c587c8c0
 3229 13:19:46.443121  # [  115.591043] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3230 13:19:46.485355  # [  115.598186]  r9:c59e0000 r8:c03002e4 r7:00000004 r6:b6fa9e00 r[  116.083041] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3231 13:19:46.485898  5:00000009 r4:00000009
 3232 13:19:46.486258  # [  115.[  116.090437] lkdtm: attempting bad ro_after_init write at c1b83c60
 3233 13:19:46.486585  605941] [<c05990c4>] (sys_write) [  116.099451] 8<--- cut here ---
 3234 13:19:46.486908  [  116.105306] Unable to handle kernel paging request at virtual address c1b83c60
 3235 13:19:46.487212  [  116.112539] pgd = b68ea063
 3236 13:19:46.487505  [  116.115252] [c1b83c60] *pgd=11a1941e(bad)
 3237 13:19:46.487799  [  116.119286] Internal error: Oops: 80d [#13] SMP ARM
 3238 13:19:46.529436  [  116.124169] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3239 13:19:46.529991  [  116.153208] CPU: 0 PID: 2556 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3240 13:19:46.530346  [  116.160956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3241 13:19:46.573440  [  116.167499] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3242 13:19:46.573983  [  116.172827] LR is at __irq_work_queue_local+0x40/0x74
 3243 13:19:46.574332  [  116.177885] pc : [<c138e720>]    lr : [<c049bd74>]    psr: 600e0013
 3244 13:19:46.574658  [  116.184156] sp : c616de50  ip : c616dd58  fp : c616de64
 3245 13:19:46.574965  [  116.189385] r10: 00000014  r9 : c1ad0de8  r8 : c15e8634
 3246 13:19:46.575268  [  116.194615] r7 : c616df60  r6 : 00000014  r5 : c6527000  r4 : c1b83c60
 3247 13:19:46.575566  [  116.201147] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad1be0
 3248 13:19:46.575857  [  116.207681] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3249 13:19:46.617376  [  116.214820] Control: 10c5387d  Table: 1677004a  DAC: 00000051
 3250 13:19:46.617918  [  116.220572] Process cat (pid: 2556, stack limit = 0x7612de46)
 3251 13:19:46.618272  [  116.226323] Stack: (0xc616de50 to 0xc616e000)
 3252 13:19:46.618595  [  116.230689] de40:                                     00000029 c6527000 c616de74 c616de68
 3253 13:19:46.618907  [  116.238875] de60: c0c2f028 c138e6c8 c616de9c c616de78 c0c2f528 c0c2f008 c0c2f408 c587ca00
 3254 13:19:46.619208  [  116.247060] de80: b6e3c000 00000014 c3022c00 c616df60 c616dec4 c616dea0 c07f6038 c0c2f414
 3255 13:19:46.661427  [  116.255246] dea0: 00000000 c587ca00 b6e3c000 c2816000 c616df60 c07f5fd4 c616df5c c616dec8
 3256 13:19:46.661970  [  116.263432] dec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c616c000
 3257 13:19:46.662323  [  116.271617] dee0: b6e3c000 00020000 00000004 00000014 0001ffec c616dee0 00000001 b6e3b000
 3258 13:19:46.662649  [  116.279801] df00: c5884000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3259 13:19:46.662959  [  116.287986] df20: 00000000 00000000 c13a3de0 420adb7c c205cfa0 c587ca00 c587ca00 c616c000
 3260 13:19:46.705432  [  116.296171] df40: b6e3c000 00000000 00000000 00000004 c616df94 c616df60 c059904c c05989b8
 3261 13:19:46.705978  [  116.304356] df60: 00000000 00000000 c616dfac 420adb7c 00000014 00000014 b6f83e00 00000004
 3262 13:19:46.706333  [  116.312540] df80: c03002e4 c616c000 c616dfa4 c616df98 c05990dc c0598fe4 00000000 c616dfa8
 3263 13:19:46.706659  [  116.320725] dfa0: c03000c0 c05990d0 00000014 00000014 00000001 b6e3c000 00000014 00000000
 3264 13:19:46.706974  [  116.328912] dfc0: 00000014 00000014 b6f83e00 00000004 00000001 00000000 00020000 beac0a54
 3265 13:19:46.707275  [  116.337096] dfe0: 00000004 beac0788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000
 3266 13:19:46.749204  [  116.345274] Backtrace: 
 3267 13:19:46.749743  [  116.347746] [<c138e6bc>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3268 13:19:46.750099  [  116.356712]  r5:c6527000 r4:00000029
 3269 13:19:46.750423  [  116.360301] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3270 13:19:46.750737  [  116.368318] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3271 13:19:46.751041  [  116.376245]  r9:c616df60 r8:c3022c00 r7:00000014 r6:b6e3c000 r5:c587ca00 r4:c0c2f408
 3272 13:19:46.793203  [  116.384001] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3273 13:19:46.793739  [  116.391839]  r9:c07f5fd4 r8:c616df60 r7:c2816000 r6:b6e3c000 r5:c587ca00 r4:00000000
 3274 13:19:46.794085  [  116.399593] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3275 13:19:46.794410  [  116.406736]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c616c000 r5:c587ca00
 3276 13:19:46.794721  [  116.414569]  r4:c587ca00
 3277 13:19:46.795024  [  116.417115] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3278 13:19:46.836853  [  116.424259]  r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000014 r4:00000014
 3279 13:19:46.837028  [  116.432017] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3280 13:19:46.837158  [  116.439592] Exception stack(0xc616dfa8 to 0xc616dff0)
 3281 13:19:46.837223  [  116.444652] dfa0:                   00000014 00000014 00000001 b6e3c000 00000014 00000000
 3282 13:19:46.837287  [  116.452837] dfc0: 00000014 00000014 b6f83e00 00000004 00000001 00000000 00020000 beac0a54
 3283 13:19:46.837347  [  116.461020] dfe0: 00000004 beac0788 b6eee4cf b6e747e6
 3284 13:19:46.837404  [  116.466081] Code: e34a3bcd e3010be0 e34c01ad e0233002 (e5843000) 
 3285 13:19:46.880774  [  116.472184] ---[ end trace 3f0f7cd99f406d89 ]---
 3286 13:19:46.880911  from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3287 13:19:46.881012  # [  115.613515] Exception stack(0xc59e1fa8 to 0xc59e1ff0)
 3288 13:19:46.881089  # [  115.618574] 1fa0:                   00000009 00000009 00000001 b6e62000 00000009 00000000
 3289 13:19:46.881179  # [  115.626759] 1fc0: 00000009 00000009 b6fa9e00 00000004 00000001 00000000 00020000 bed3da54
 3290 13:19:46.881284  # [  115.634941] 1fe0: 00000004 bed3d788 b6f144cf b6e9a7e6
 3291 13:19:46.881372  # [  115.640001] Code: e34a3bcd e3010be0 e34c01ad e0233002 (e5843000) 
 3292 13:19:46.928763  # [  115.646104] ---[ end trace 3f0f7cd99f406d88 ]---
 3293 13:19:46.928846  # WRITE_RO: missing 'call trace:': [FAIL]
 3294 13:19:46.928919  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1
 3295 13:19:46.928983  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3296 13:19:46.929050  # Segmentation fault
 3297 13:19:46.986019  # [  116.083041] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3298 13:19:46.986106  # [  116.090437] lkdtm: attempting bad ro_after_init write at c1b83c60
 3299 13:19:46.986199  # [  116.099451] 8<--- cut here ---
 3300 13:19:46.986267  # [  116.105306] Unable to handle kernel paging request at virtual address c1b83c60
 3301 13:19:46.986331  # [  116.112539] pgd = b68ea063
 3302 13:19:46.986394  # [  116.115252] [c1b83c60] *pgd=11a1941e(bad)
 3303 13:19:46.986455  # [  116.119286] Internal error: Oops: 80d [#13] SMP ARM
 3304 13:19:47.029036  # [  116.124169] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3305 13:19:47.029124  # [  116.153208] CPU: 0 PID: 2556 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3306 13:19:47.029192  # [  116.160956] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3307 13:19:47.029254  # [  116.167499] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3308 13:19:47.072993  # [  116.172827] LR is at __irq_work_queue_local+0x40/0x74
 3309 13:19:47.073262  # [  116.177885] pc : [<c138e720>]    lr : [<c049bd74>]    psr: 600e0013
 3310 13:19:47.073419  # [  116.184156] sp : c616de50  ip : c616dd58  fp : c616de64
 3311 13:19:47.073557  # [  116.189385] r10: 00000014  r9 : c1ad0de8  r8 : c15e8634
 3312 13:19:47.073691  # [  116.194615] r7 : c616df60  r6 : 00000014  r5 : c6527000  r4 : c1b83c60
 3313 13:19:47.073822  # [  116.201147] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7815e0  r0 : c1ad1be0
 3314 13:19:47.073948  # [  116.207681] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3315 13:19:47.117226  # [  116.214820] Control: 10c5387d  Table: 1677004a  DAC: 00000051
 3316 13:19:47.117833  # [  116.220572] Process cat (pid: 2556, stack limit = 0x7612de46)
 3317 13:19:47.118204  # [  116.226323] Stack: (0xc616de50 to 0xc616e000)
 3318 13:19:47.118530  # [  116.230689] de40:                                     00000029 c6527000 c616de74 c616de68
 3319 13:19:47.118848  # [  116.238875] de60: c0c2f028 c138e6c8 c616de9c c616de78 c0c2f528 c0c2f008 c0c2f408 c587ca00
 3320 13:19:47.119151  # [  116.247060] de80: b6e3c000 00000014 c3022c00 c616df60 c616dec4 c616dea0 c07f6038 c0c2f414
 3321 13:19:47.161204  # [  116.255246] dea0: 00000000 c587ca00 b6e3c000 c2816000 c616df60 c07f5fd4 c616df5c c616dec8
 3322 13:19:47.161751  # [  116.263432] dec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c616c000
 3323 13:19:47.162108  # [  116.271617] dee0: b6e3c000 00020000 00000004 00000014 0001ffec c616dee0 00000001 b6e3b000
 3324 13:19:47.162435  # [  116.279801] df00: c5884000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3325 13:19:47.162744  # [  116.287986] df20: 00000000 00000000 c13a3de0 420adb7c c205cfa0 c587ca00 c587ca00 c616c000
 3326 13:19:47.205185  # [  116.296171] df40: b6e3c000 00000000 00000000 00000004 c616df94 c616df60 c059904c c05989b8
 3327 13:19:47.205690  # [  116.304356] df60: 00000000 00000000 c616dfac 420adb7c 00000014 00000014 b6f83e00 00000004
 3328 13:19:47.206010  # [  116.312540] df80: c03002e4 c616c000 c616dfa4 c616df98 c05990dc c0598fe4 00000000 c616dfa8
 3329 13:19:47.206308  # [  116.320725] dfa0: c03000c0 c05990d0 00000014 00000014 00000001 b6e3c000 00000014 00000000
 3330 13:19:47.206596  # [  116.328912] dfc0: 00000014 00000014 b6f83e00 00000004 00000001 00000000 00020000 beac0a54
 3331 13:19:47.206871  # [  116.337096] dfe0: 00000004 beac0788 b6eee4cf b6e747e6 800e0030 00000001 00000000 00000000
 3332 13:19:47.249250  # [  116.345274] Backtrace: 
 3333 13:19:47.249789  # [  116.347746] [<c138e6bc>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3334 13:19:47.250147  # [  116.356712]  r5:c6527000 r4:00000029
 3335 13:19:47.250469  # [  116.360301] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3336 13:19:47.250782  # [  116.368318] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3337 13:19:47.251089  # [  116.376245]  r9:c616df60 r8:c3022c00 r7:00000014 r6:b6e3c000 r5:c587ca00 r4:c0c2f408
 3338 13:19:47.293129  # [  116.384001] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3339 13:19:47.293664  # [  116.391839]  r9:c07f5fd4 r8:c616df60 r7:c2816000 r6:b6e3c000 r5:c587ca00 r4:00000000
 3340 13:19:47.294012  # [  116.399593] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3341 13:19:47.294362  # [  116.406736]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c616c000 r5:c587ca00
 3342 13:19:47.294688  # [  116.414569]  r4:c587ca00
 3343 13:19:47.294991  # [  116.417115] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3344 13:19:47.337380  # [  116.424259]  r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000014 r4:00000014
 3345 13:19:47.337920  # [  116.432017] [<c059[  116.940080] lkdtm: Performing direct entry WRITE_KERN
 3346 13:19:47.338274  90c4>] (sys_write) from [<c03000c[  116.945922] lkdtm: attempting bad 7727100 byte write at c138e594
 3347 13:19:47.338606  0>] (ret_fast_syscall+0x0/0x28)
 3348 13:19:47.338921  [  116.954742] 8<--- cut here ---
 3349 13:19:47.339223  # [  116.439592] Exc[e p t1i1o6n.960597] Unable to handle kernel paging request at virtual address c138e594
 3350 13:19:47.339519   stack(0xc6[1 6 d1f1a68. 9t7o0 004] pgd = 72f4cc82
 3351 13:19:47.339813  xc616dff0)
 3352 13:19:47.381361  # [  116.444652] dfa0  116.974607] [c138e594] *pgd=1121940e(bad)
 3353 13:19:47.381902  :                   00[0 0 010116.981399] Internal error: Oops: 80d [#14] SMP ARM
 3354 13:19:47.382258   00000014 00000001 b6e3c000 00000[  116.988615] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3355 13:19:47.382606  014 00000000
 3356 13:19:47.425454  # [  116.4[5 2 81317.020321] CPU: 2 PID: 2630 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3357 13:19:47.425996  ] dfc0: 00[ 0 0101071.40 30004080] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3358 13:19:47.426350  0014 b6f83e00 00000004 0000[0 0 017.038758] PC is at memcpy+0x50/0x330
 3359 13:19:47.426685  1 00000000 0002000[0   b1e1a7.c005019] LR is at 0xe92dd830
 3360 13:19:47.427007  a54
 3361 13:19:47.427310  # [  116[. 4 6111072.00]5 0d39] pc : [<c08ce0b0>]    lr : [<e92dd830>]    psr: 200e0013
 3362 13:19:47.427606  fe0: 00000[0 0 41 1b7e.a0c50874814] sp : c5f57e2c  ip : e1a0c00d  fp : c5f57e64
 3363 13:19:47.469442   b6eee4cf b[6 e 714177e.066
 3364 13:19:47.469981  5
 3365 13:19:47.470335  4#60] r10: 0000000b  r9 : c1ad0dfc  r8 : e89da800
 3366 13:19:47.470666  [  116.466081] C[o d e1:1 7e.30472511] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3367 13:19:47.470981  3bcd e3010b[e 0  1e1374.c00811a1d7] r3 : e1a0c00d  r2 : 0075e75c  r1 : c0c2fdb8  r0 : c138e594
 3368 13:19:47.471294   e0233002 (e5843[0 0 01)1 7
 3369 13:19:47.471590  .
 3370 13:19:47.471884  0#89469] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3371 13:19:47.472189  [  116.472184][  - -1-1[7. 0e9n8d85] Control: 10c5387d  Table: 168dc04a  DAC: 00000051
 3372 13:19:47.513436   trace 3f0f7cd9[9 f 410167d.8190 340] Process cat (pid: 2630, stack limit = 0x525e9b5f)
 3373 13:19:47.513982  ]---
 3374 13:19:47.514335  # WRIT[E _ R1O1_7A.F1T1E4R081] Stack: (0xc5f57e2c to 0xc5f58000)
 3375 13:19:47.514661  INIT: missing 'call tr[a c e1:1'7.120353] 7e20:                            c0c2fd98 0075e7fc c5f57f60 c15e8634 c138e594
 3376 13:19:47.514983   [FAIL]
 3377 13:19:47.515283  not ok 40 [s e l1f1t7e.s30871] 7e40: c138e594 c138e778 0000002a c66f4000 0000000b c5f57f60 c5f57e74 c5f57e68
 3378 13:19:47.515592  ts: lkdtm: WRITE_RO_[A F T11E7R._41218] 7e60: c0c2f028 c138e738 c5f57e9c c5f57e78 c0c2f528 c0c2f008 c0c2f408 c62cb7c0
 3379 13:19:47.557340  INIT.sh # exit=1
 3380 13:19:47.557883  #[  s e1l1f7t.e51562] 7e80: b6e91000 0000000b c3022c00 c5f57f60 c5f57ec4 c5f57ea0 c07f6038 c0c2f414
 3381 13:19:47.558240  sts: lkdtm: WRITE_[K E R1N1.7s.h161909] 7ea0: 00000000 c62cb7c0 b6e91000 c2816000 c5f57f60 c07f5fd4 c5f57f5c c5f57ec8
 3382 13:19:47.558567  
 3383 13:19:47.558875  [  117.172253] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5f56000
 3384 13:19:47.559182  [  117.180517] 7ee0: b6e91000 00020000 00000004 0000000b 0001fff5 c5f57ee0 00000001 b6e90000
 3385 13:19:47.601430  [  117.188706] 7f00: c5885b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3386 13:19:47.601976  [  117.196896] 7f20: 00000000 00000000 c13a3de0 cb645175 c205cfa0 c62cb7c0 c62cb7c0 c5f56000
 3387 13:19:47.602330  [  117.205085] 7f40: b6e91000 00000000 00000000 00000004 c5f57f94 c5f57f60 c059904c c05989b8
 3388 13:19:47.602658  [  117.213274] 7f60: 00000000 00000000 c5f57fac cb645175 0000000b 0000000b b6fd8e00 00000004
 3389 13:19:47.602964  [  117.221462] 7f80: c03002e4 c5f56000 c5f57fa4 c5f57f98 c05990dc c0598fe4 00000000 c5f57fa8
 3390 13:19:47.603267  [  117.229650] 7fa0: c03000c0 c05990d0 0000000b 0000000b 00000001 b6e91000 0000000b 00000000
 3391 13:19:47.645456  [  117.237838] 7fc0: 0000000b 0000000b b6fd8e00 00000004 00000001 00000000 00020000 bee4ea54
 3392 13:19:47.645998  [  117.246025] 7fe0: 00000004 bee4e788 b6f434cf b6ec97e6 800e0030 00000001 00000000 00000000
 3393 13:19:47.646353  [  117.254207] Backtrace: 
 3394 13:19:47.646676  [  117.256688] [<c138e72c>] (lkdtm_WRITE_KERN) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3395 13:19:47.646986  [  117.264880]  r7:c5f57f60 r6:0000000b r5:c66f4000 r4:0000002a
 3396 13:19:47.647288  [  117.270558] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3397 13:19:47.689402  [  117.278584] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3398 13:19:47.689941  [  117.286515]  r9:c5f57f60 r8:c3022c00 r7:0000000b r6:b6e91000 r5:c62cb7c0 r4:c0c2f408
 3399 13:19:47.690293  [  117.294279] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3400 13:19:47.690616  [  117.302124]  r9:c07f5fd4 r8:c5f57f60 r7:c2816000 r6:b6e91000 r5:c62cb7c0 r4:00000000
 3401 13:19:47.690928  [  117.309880] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3402 13:19:47.691236  [  117.317028]  r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5f56000 r5:c62cb7c0
 3403 13:19:47.733420  [  117.324864]  r4:c62cb7c0
 3404 13:19:47.733960  [  117.327413] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3405 13:19:47.734315  [  117.334560]  r9:c5f56000 r8:c03002e4 r7:00000004 r6:b6fd8e00 r5:0000000b r4:0000000b
 3406 13:19:47.734643  [  117.342319] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3407 13:19:47.734955  [  117.349896] Exception stack(0xc5f57fa8 to 0xc5f57ff0)
 3408 13:19:47.735258  [  117.354960] 7fa0:                   0000000b 0000000b 00000001 b6e91000 0000000b 00000000
 3409 13:19:47.776917  [  117.363148] 7fc0: 0000000b 0000000b b6fd8e00 00000004 00000001 00000000 00020000 bee4ea54
 3410 13:19:47.777079  [  117.371336] 7fe0: 00000004 bee4e788 b6f434cf b6ec97e6
 3411 13:19:47.777159  [  117.376401] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3412 13:19:47.777235  [  117.382510] ---[ end trace 3f0f7cd99f406d8a ]---
 3413 13:19:47.777296  # Segmentation fault
 3414 13:19:47.938408  # [  116.940080] lkdtm: Performing direct entry WRITE_KERN
 3415 13:19:47.938584  # [  116.945922] lkdtm: attempting bad 7727100 byte write at c138e594
 3416 13:19:47.938668  # [  116.954742] 8<--- cut here ---
 3417 13:19:47.938744  # [  116.960597] Unable to handle kernel paging request at virtual address c138e594
 3418 13:19:47.938816  # [  116.970074] pgd = 72f4cc82
 3419 13:19:47.938885  # [  116.974607] [c138e594] *pgd=1121940e(bad)
 3420 13:19:47.938951  # [  116.981399] Internal error: Oops: 80d [#14] SMP ARM
 3421 13:19:47.981241  # [  116.988615] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3422 13:19:47.981485  # [  117.020321] CPU: 2 PID: 2630 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3423 13:19:47.981618  # [  117.030485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3424 13:19:47.981736  # [  117.038758] PC is at memcpy+0x50/0x330
 3425 13:19:47.981847  # [  117.045019] LR is at 0xe92dd830
 3426 13:19:48.025212  # [  117.050239] pc : [<c08ce0b0>]    lr : [<e92dd830>]    psr: 200e0013
 3427 13:19:48.025754  # [  117.058414] sp : c5f57e2c  ip : e1a0c00d  fp : c5f57e64
 3428 13:19:48.026104  # [  117.065460] r10: 0000000b  r9 : c1ad0dfc  r8 : e89da800
 3429 13:19:48.026426  # [  117.072511] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3430 13:19:48.026740  # [  117.081117] r3 : e1a0c00d  r2 : 0075e75c  r1 : c0c2fdb8  r0 : c138e594
 3431 13:19:48.027042  # [  117.089469] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3432 13:19:48.027340  # [  117.098685] Control: 10c5387d  Table: 168dc04a  DAC: 00000051
 3433 13:19:48.069146  # [  117.106340] Process cat (pid: 2630, stack limit = 0x525e9b5f)
 3434 13:19:48.069651  # [  117.114081] Stack: (0xc5f57e2c to 0xc5f58000)
 3435 13:19:48.070010  # [  117.120353] 7e20:                            c0c2fd98 0075e7fc c5f57f60 c15e8634 c138e594
 3436 13:19:48.070341  # [  117.130871] 7e40: c138e594 c138e778 0000002a c66f4000 0000000b c5f57f60 c5f57e74 c5f57e68
 3437 13:19:48.070656  # [  117.141218] 7e60: c0c2f028 c138e738 c5f57e9c c5f57e78 c0c2f528 c0c2f008 c0c2f408 c62cb7c0
 3438 13:19:48.070964  # [  117.151562] 7e80: b6e91000 0000000b c3022c00 c5f57f60 c5f57ec4 c5f57ea0 c07f6038 c0c2f414
 3439 13:19:48.113140  # [  117.161909] 7ea0: 00000000 c62cb7c0 b6e91000 c2816000 c5f57f60 c07f5fd4 c5f57f5c c5f57ec8
 3440 13:19:48.113701  # [  117.172253] 7ec0: c0598ab8 c07f5fe0 00000001 00000000 c059904c c13a3de0 c059904c c5f56000
 3441 13:19:48.114067  # [  117.180517] 7ee0: b6e91000 00020000 00000004 0000000b 0001fff5 c5f57ee0 00000001 b6e90000
 3442 13:19:48.114394  # [  117.188706] 7f00: c5885b80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3443 13:19:48.114706  # [  117.196896] 7f20: 00000000 00000000 c13a3de0 cb645175 c205cfa0 c62cb7c0 c62cb7c0 c5f56000
 3444 13:19:48.156926  # [  117.205085] 7f40: b6e91000 00000000 00000000 00000004 c5f57f94 c5f57f60 c059904c c05989b8
 3445 13:19:48.157146  # [  117.213274] 7f60: 00000000 00000000 c5f57fac cb645175 0000000b 0000000b b6fd8e00 00000004
 3446 13:19:48.157265  # [  117.221462] 7f80: c03002e4 c5f56000 c5f57fa4 c5f57f98 c05990dc c0598fe4 00000000 c5f57fa8
 3447 13:19:48.157369  # [  117.229650] 7fa0: c03000c0 c05990d0 0000000b 0000000b 00000001 b6e91000 0000000b 00000000
 3448 13:19:48.157469  # [  117.237838] 7fc0: 0000000b 0000000b b6fd8e00 00000004 00000001 00000000 00020000 bee4ea54
 3449 13:19:48.201180  # [  117.246025] 7fe0: 00000004 bee4e788 b6f434cf b6ec97e6 800e0030 00000001 00000000 00000000
 3450 13:19:48.201718  # [  117.254207] Backtrace: 
 3451 13:19:48.202064  # [  117.256688] [<c138e72c>] (lkdtm_WRITE_KERN) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3452 13:19:48.202390  # [  117.264880]  r7:c5f57f60 r6:0000000b r5:c66f4000 r4:0000002a
 3453 13:19:48.202700  # [  117.270558] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3454 13:19:48.203005  # [  117.278584] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3455 13:19:48.245155  # [  117.286515]  r9:c5f57f60 r8:c3022c00 r7:0000000b r6:b6e91000 r5:c62cb7c0 r4:c0c2f408
 3456 13:19:48.245697  # [  117.294279] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3457 13:19:48.246049  # [  117.302124]  r9:c07f5fd4 r8:c5f57f60 r7:c2816000 r6:b6e91000 r5:c62cb7c0 r4:00000000
 3458 13:19:48.246373  # [  117.309880] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3459 13:19:48.246687  # [  117.317028]  r10:00000004 r9:00000000 r8:00000000 r7:b6e91000 r6:c5f56000 r5:c62cb7c0
 3460 13:19:48.246988  # [  117.324864]  r4:c62cb7c0
 3461 13:19:48.289348  # [  117.327413] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3462 13:19:48.289904  # [  117.334560]  r9:c5f56000 r8:c03002e4 r7:0[  117.892854] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3463 13:19:48.290294  0000004 r6:b6fd8e00 r5:0000000b r[  117.899428] lkdtm: attempting good refcount_inc() without overflow
 3464 13:19:48.290637  4:0000000b
 3465 13:19:48.290959  # [  117.342319] [<c0[  117.908585] lkdtm: attempting bad refcount_inc() overflow
 3466 13:19:48.291267  5990c4>] (sys_write) from [<c0300[  117.916715] ------------[ cut here ]------------
 3467 13:19:48.333217  0c0>] (ret_fast_syscall+0x0/0x28)[  117.924201] WARNING: CPU: 2 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3468 13:19:48.333770  
 3469 13:19:48.334123  # [  117.349896] Exception stac[  117.935481] refcount_t: saturated; leaking memory.
 3470 13:19:48.334449  k(0xc5f57fa8 to 0xc5f57ff0)
 3471 13:19:48.334759  # [ [  117.943103] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3472 13:19:48.377329   117.354960] 7fa0:               [  117.974866] CPU: 2 PID: 2705 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3473 13:19:48.377875      0000000[b   0101070.090805b4 8] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3474 13:19:48.378232  00000001 b6e91000 [0 0 011070.0903755] Backtrace: 
 3475 13:19:48.378568  b 00000000
 3476 13:19:48.378880  # [  117.363148] 7fc0[  117.998302] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3477 13:19:48.379187  : 0000000b 0000000[b   b161f8d.8008720]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3478 13:19:48.421205  00 00000004 00000001 0000[0 0 0108.016551] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3479 13:19:48.421758   00020000 bee4ea54
 3480 13:19:48.422109  # [  117[. 3 118.026290] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3481 13:19:48.422436  1336] 7fe0: 0000[0 0 0141 8b.e0e35845]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 3482 13:19:48.422760  e788 b6f434cf b6ec97[e 6 
 3483 13:19:48.423061  1
 3484 13:19:48.423358  1#8 .045672] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3485 13:19:48.465438    117.376401][  C o1d18e.:0 5f55402]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5c62000
 3486 13:19:48.465984  1f05c f5d1f07c e8b151f8 e[2  51218.062978] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 3487 13:19:48.466348  020 (e8a051f8) [
 3488 13:19:48.466675   
 3489 13:19:48.466984   #1 1[8 . 0171358]  r9:c1ad0e08 r8:c15e8634 r7:c5c63f60 r6:00000016 r5:c61da000 r4:c5c62000
 3490 13:19:48.467289  7.382510] ---[ end trace[  3 f1018.084101] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 3491 13:19:48.467602  7cd99f406d8a ]---
 3492 13:19:48.509428  # WRITE[_ K E118.096182] [<c0c30068>] (__refcount_add.constprop.0) from [<c138eba8>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3493 13:19:48.509974  N: missing 'call trace:': [[F A I18.108784] [<c138eb30>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3494 13:19:48.510328  L]
 3495 13:19:48.510642  not ok[  4 111 8s.e1l2f0t4e1s]  r4:0000002b
 3496 13:19:48.510948  ts: lkdtm: WRITE_KERN[. s h1 1#8 124696] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3497 13:19:48.511248  exit=1
 3498 13:19:48.511531  # selftests: lkdtm[:   R118.134957] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3499 13:19:48.553143  FCOUNT_INC_OVERFL[O W .1s1h8
 3500 13:19:48.553348  .
 3501 13:19:48.553457  145382]  r9:c5c63f60 r8:c3022c00 r7:00000016 r6:b6dcc000 r5:c5e29040 r4:c0c2f408
 3502 13:19:48.553555  [  118.155211] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3503 13:19:48.553649  [  118.163048]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6dcc000 r5:c5e29040 r4:00000000
 3504 13:19:48.553741  [  118.170800] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3505 13:19:48.553828  [  118.177943]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5c62000 r5:c5e29040
 3506 13:19:48.553914  [  118.185776]  r4:c5e29040
 3507 13:19:48.597089  [  118.188320] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3508 13:19:48.597444  [  118.195463]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6f13e00 r5:00000016 r4:00000016
 3509 13:19:48.597657  [  118.203218] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3510 13:19:48.597851  [  118.210793] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 3511 13:19:48.598036  [  118.215852] 3fa0:                   00000016 00000016 00000001 b6dcc000 00000016 00000000
 3512 13:19:48.598260  [  118.224038] 3fc0: 00000016 00000016 b6f13e00 00000004 00000001 00000000 00020000 bee30a54
 3513 13:19:48.641012  [  118.232220] 3fe0: 00000004 bee30788 b6e7e4cf b6e047e6
 3514 13:19:48.641190  [  118.237350] irq event stamp: 0
 3515 13:19:48.641272  [  118.240424] hardirqs last  enabled at (0): [<00000000>] 0x0
 3516 13:19:48.641344  [  118.246052] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3517 13:19:48.641415  [  118.253618] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3518 13:19:48.641483  [  118.261132] softirqs last disabled at (0): [<00000000>] 0x0
 3519 13:19:48.641549  [  118.266774] ---[ end trace 3f0f7cd99f406d8b ]---
 3520 13:19:48.641615  [  118.271409] lkdtm: Overflow detected: saturated
 3521 13:19:48.747163  # [  117.892854] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3522 13:19:48.747693  # [  117.899428] lkdtm: attempting good refcount_inc() without overflow
 3523 13:19:48.748035  # [  117.908585] lkdtm: attempting bad refcount_inc() overflow
 3524 13:19:48.748361  # [  117.916715] ------------[ cut here ]------------
 3525 13:19:48.748698  # [  117.924201] WARNING: CPU: 2 PID: 2705 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3526 13:19:48.749028  # [  117.935481] refcount_t: saturated; leaking memory.
 3527 13:19:48.790427  # [  117.943103] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3528 13:19:48.790975  # [  117.974866] CPU: 2 PID: 2705 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3529 13:19:48.791320  # [  117.985408] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3530 13:19:48.791640  # [  117.993755] Backtrace: 
 3531 13:19:48.833308  # [  117.998302] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3532 13:19:48.833839  # [  118.008720]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3533 13:19:48.834181  # [  118.016551] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3534 13:19:48.834494  # [  118.026290] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3535 13:19:48.834794  # [  118.035845]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 3536 13:19:48.835087  # [  118.045672] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3537 13:19:48.876986  # [  118.055402]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5c62000
 3538 13:19:48.877201  # [  118.062978] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 3539 13:19:48.877312  # [  118.074358]  r9:c1ad0e08 r8:c15e8634 r7:c5c63f60 r6:00000016 r5:c61da000 r4:c5c62000
 3540 13:19:48.877410  # [  118.084101] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 3541 13:19:48.877504  # [  118.096182] [<c0c30068>] (__refcount_add.constprop.0) from [<c138eba8>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3542 13:19:48.925218  # [  118.108784] [<c138eb30>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3543 13:19:48.925751  # [  118.120419]  r4:0000002b
 3544 13:19:48.926087  # [  118.124696] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3545 13:19:48.926403  # [  118.134957] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3546 13:19:48.926702  # [  118.145382]  r9:c5c63f60 r8:c3022c00 r7:00000016 r6:b6dcc000 r5:c5e29040 r4:c0c2f408
 3547 13:19:48.926992  # [  118.155211] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3548 13:19:48.969382  # [  118.163048]  r9:c07f5fd4 r8:c5c63f60 r7:c2816000 r6:b6dcc000 r5:c5e29040 r4:00000000
 3549 13:19:48.969916  # [  118.170800] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3550 13:19:48.970261  # [  118.177943]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcc000 r6:c5c62000 r5:c5e29040
 3551 13:19:48.970574  # [  118.185776]  r4:c5e29040
 3552 13:19:48.970872  # [  118.188320] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3553 13:19:48.971163  # [  118.195463]  r9:c5c62000 r8:c03002e4 r7:00000004 r6:b6f13e00 r5:00000016 r4:00000016
 3554 13:19:49.013333  # [  118.203218] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3555 13:19:49.013861  # [  118.210793] Exception stack(0xc5c63fa8 to 0xc5c63ff0)
 3556 13:19:49.014205  # [  118.215852] 3fa0:                   00000016 00000016 00000001 b6dcc000 00000016 00000000
 3557 13:19:49.014520  # [  118.224038] 3fc0: 00000016 00000016 b6f13e00 00000004 00000001 00000000 00020000 bee30a54
 3558 13:19:49.014822  # [  118.232220] 3fe0: 00000004 bee30788 b6e7e4cf b6e047e6
 3559 13:19:49.015111  # [  118.237350] irq event stamp: 0
 3560 13:19:49.015397  # [  118.240424] hardirqs last  enabled at (0): [<00000000>] 0x0
 3561 13:19:49.057063  # [  118.246052] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3562 13:19:49.057222  # [  118.253618] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3563 13:19:49.057287  # [  118.261132] softirqs last disabled at (0): [<00000000>] 0x0
 3564 13:19:49.057348  # [  118.266774] ---[ end trace 3f0f7cd99f406d8b ]---
 3565 13:19:49.057407  # [  118.271409] lkdtm: Overflow detected: saturated
 3566 13:19:49.057463  # REFCOUNT_INC[  118.682512] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3567 13:19:49.101362  _OVERFLOW: missing 'call trace:':[  118.689093] lkdtm: attempting good refcount_add() without overflow
 3568 13:19:49.101893   [FAIL]
 3569 13:19:49.102233  not ok 42 selftests: lkd[  118.698172] lkdtm: attempting bad refcount_add() overflow
 3570 13:19:49.102556  tm: REFCOUNT_INC_OVERFLOW.sh # ex[  118.706397] ------------[ cut here ]------------
 3571 13:19:49.102863  it=1
 3572 13:19:49.103156  # selftests: lkdtm: REFCOUN[  118.713868] WARNING: CPU: 2 PID: 2739 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3573 13:19:49.103452  T_ADD_OVERFLOW.sh
 3574 13:19:49.103736  [  118.725146] refcount_t: saturated; leaking memory.
 3575 13:19:49.145442  [  118.731550] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3576 13:19:49.145987  [  118.760716] CPU: 2 PID: 2739 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3577 13:19:49.146344  [  118.768465] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3578 13:19:49.146666  [  118.774996] Backtrace: 
 3579 13:19:49.189396  [  118.777470] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3580 13:19:49.189926  [  118.785050]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3581 13:19:49.190269  [  118.790723] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3582 13:19:49.190586  [  118.798048] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3583 13:19:49.190887  [  118.805018]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 3584 13:19:49.191180  [  118.812772] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3585 13:19:49.191471  [  118.820262]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5f02000
 3586 13:19:49.233458  [  118.825937] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 3587 13:19:49.233991  [  118.834906]  r9:c1ad0e20 r8:c15e8634 r7:c5f03f60 r6:00000016 r5:c61da000 r4:c5f02000
 3588 13:19:49.234332  [  118.842662] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 3589 13:19:49.234650  [  118.852329] [<c0c30068>] (__refcount_add.constprop.0) from [<c138ec50>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3590 13:19:49.277419  [  118.862431] [<c138ebcc>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3591 13:19:49.277949  [  118.871568]  r4:0000002c
 3592 13:19:49.278288  [  118.874114] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3593 13:19:49.278602  [  118.882132] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3594 13:19:49.278901  [  118.890057]  r9:c5f03f60 r8:c3022c00 r7:00000016 r6:b6dcd000 r5:c62cb040 r4:c0c2f408
 3595 13:19:49.279194  [  118.897814] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3596 13:19:49.279482  [  118.905652]  r9:c07f5fd4 r8:c5f03f60 r7:c2816000 r6:b6dcd000 r5:c62cb040 r4:00000000
 3597 13:19:49.325173  [  118.913404] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3598 13:19:49.325349  [  118.920547]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c5f02000 r5:c62cb040
 3599 13:19:49.325431  [  118.928380]  r4:c62cb040
 3600 13:19:49.325505  [  118.930923] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3601 13:19:49.325575  [  118.938067]  r9:c5f02000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000016 r4:00000016
 3602 13:19:49.325643  [  118.945821] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3603 13:19:49.368998  [  118.953396] Exception stack(0xc5f03fa8 to 0xc5f03ff0)
 3604 13:19:49.369159  [  118.958456] 3fa0:                   00000016 00000016 00000001 b6dcd000 00000016 00000000
 3605 13:19:49.369225  [  118.966643] 3fc0: 00000016 00000016 b6f14e00 00000004 00000001 00000000 00020000 bed3aa54
 3606 13:19:49.369285  [  118.974826] 3fe0: 00000004 bed3a788 b6e7f4cf b6e057e6
 3607 13:19:49.369343  [  118.979944] irq event stamp: 0
 3608 13:19:49.369398  [  118.983022] hardirqs last  enabled at (0): [<00000000>] 0x0
 3609 13:19:49.369454  [  118.988643] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3610 13:19:49.413225  [  118.996196] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3611 13:19:49.413453  [  119.003738] softirqs last disabled at (0): [<00000000>] 0x0
 3612 13:19:49.413577  [  119.009330] ---[ end trace 3f0f7cd99f406d8c ]---
 3613 13:19:49.413691  [  119.013997] lkdtm: Overflow detected: saturated
 3614 13:19:49.494092  # [  118.682512] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3615 13:19:49.494628  # [  118.689093] lkdtm: attempting good refcount_add() without overflow
 3616 13:19:49.494973  # [  118.698172] lkdtm: attempting bad refcount_add() overflow
 3617 13:19:49.495291  # [  118.706397] ------------[ cut here ]------------
 3618 13:19:49.495599  # [  118.713868] WARNING: CPU: 2 PID: 2739 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3619 13:19:49.495904  # [  118.725146] refcount_t: saturated; leaking memory.
 3620 13:19:49.537092  # [  118.731550] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3621 13:19:49.537655  # [  118.760716] CPU: 2 PID: 2739 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3622 13:19:49.538008  # [  118.768465] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3623 13:19:49.538330  # [  118.774996] Backtrace: 
 3624 13:19:49.581236  # [  118.777470] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3625 13:19:49.581777  # [  118.785050]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3626 13:19:49.582137  # [  118.790723] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3627 13:19:49.582459  # [  118.798048] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3628 13:19:49.582767  # [  118.805018]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 3629 13:19:49.583073  # [  118.812772] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3630 13:19:49.625180  # [  118.820262]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5f02000
 3631 13:19:49.625729  # [  118.825937] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 3632 13:19:49.626084  # [  118.834906]  r9:c1ad0e20 r8:c15e8634 r7:c5f03f60 r6:00000016 r5:c61da000 r4:c5f02000
 3633 13:19:49.626408  # [  118.842662] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 3634 13:19:49.626722  # [  118.852329] [<c0c30068>] (__refcount_add.constprop.0) from [<c138ec50>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3635 13:19:49.669172  # [  118.862431] [<c138ebcc>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3636 13:19:49.669718  # [  118.871568]  r4:0000002c
 3637 13:19:49.670062  # [  118.874114] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3638 13:19:49.670386  # [  118.882132] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3639 13:19:49.670692  # [  118.890057]  r9:c5f03f60 r8:c3022c00 r7:00000016 r6:b6dcd000 r5:c62cb040 r4:c0c2f408
 3640 13:19:49.670994  # [  118.897814] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3641 13:19:49.713346  # [  118.905652]  r9:c07f5fd4 r8:c5f03f60 r7:c2816000 r6:b6dcd000 r5:c62cb040 r4:00000000
 3642 13:19:49.713856  # [  118.913404] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3643 13:19:49.714211  # [  118.920547]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c5f02000 r5:c62cb040
 3644 13:19:49.714535  # [  118.928380]  r4:c62cb040
 3645 13:19:49.714845  # [  118.930923] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3646 13:19:49.715146  # [  118.938067]  r9:c5f02000 r8:c03002e4 r7:00000004 r6:b6f14e00 r5:00000016 r4:00000016
 3647 13:19:49.761369  # [  118.945821] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3648 13:19:49.761908  # [  118.953396] Exception stack(0xc5f03fa8 to 0xc5f03ff0)
 3649 13:19:49.762259  # [  118.958456] 3fa0:                   00000016 00000016 00000001 b6dcd000 00000016 00000000
 3650 13:19:49.762582  # [  118.966643] 3fc0: 00000016 00000016 b6f14e00 00000004 00000001 00000000 00020000 bed3aa54
 3651 13:19:49.762888  # [  118.974826] 3fe0: 00000004 bed3a788 b6e7f4cf b6e057e6
 3652 13:19:49.763189  # [  118.979944] irq event stamp: 0
 3653 13:19:49.763483  # [  118.983022] hardirqs last  enabled at (0): [<00000000>] 0x0
 3654 13:19:49.805374  # [  118.988643] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3655 13:19:49.805916  # [  118.996196] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3656 13:19:49.806267  # [  119.003738] softirqs last disabled at (0): [<00000000>] 0x0
 3657 13:19:49.806589  # [  119.009330] ---[ end trace 3f0f7cd99f406d8c ]---
 3658 13:19:49.806898  # [  119.013997] lkdtm: Overflow detected: saturated
 3659 13:19:49.807200  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]
 3660 13:19:49.807497  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.[  119.437405] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3661 13:19:49.849223  sh # exit=1
 3662 13:19:49.849764  # selftests: lkdtm: [  119.444557] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3663 13:19:49.850122  REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh[  119.453723] ------------[ cut here ]------------
 3664 13:19:49.850450  
 3665 13:19:49.850759  [  119.461277] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3666 13:19:49.851065  [  119.469800] refcount_t: saturated; leaking memory.
 3667 13:19:49.893429  [  119.474635] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3668 13:19:49.893984  [  119.503795] CPU: 0 PID: 2773 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3669 13:19:49.894341  [  119.511544] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3670 13:19:49.894667  [  119.518075] Backtrace: 
 3671 13:19:49.894976  [  119.520551] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3672 13:19:49.937347  [  119.528131]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3673 13:19:49.937891  [  119.533805] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3674 13:19:49.938247  [  119.541128] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3675 13:19:49.938572  [  119.548100]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 3676 13:19:49.938883  [  119.555852] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3677 13:19:49.939185  [  119.563342]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c616c000
 3678 13:19:49.981450  [  119.569017] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 3679 13:19:49.981994  [  119.577984]  r9:c1ad0e38 r8:c15e8634 r7:c616df60 r6:0000001f r5:c5e73000 r4:7fffffff
 3680 13:19:49.982347  [  119.585744] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3681 13:19:49.982676  [  119.596190] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138ecc4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3682 13:19:49.982989  [  119.607844]  r5:c5e73000 r4:c616c000
 3683 13:19:50.025454  [  119.611438] [<c138ec74>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3684 13:19:50.025999  [  119.621356]  r4:0000002d
 3685 13:19:50.026348  [  119.623901] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3686 13:19:50.026671  [  119.631919] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3687 13:19:50.026977  [  119.639844]  r9:c616df60 r8:c3022c00 r7:0000001f r6:b6e4a000 r5:c5e292c0 r4:c0c2f408
 3688 13:19:50.027282  [  119.647600] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3689 13:19:50.069443  [  119.655438]  r9:c07f5fd4 r8:c616df60 r7:c2816000 r6:b6e4a000 r5:c5e292c0 r4:00000000
 3690 13:19:50.069983  [  119.663191] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3691 13:19:50.070334  [  119.670336]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c616c000 r5:c5e292c0
 3692 13:19:50.070657  [  119.678169]  r4:c5e292c0
 3693 13:19:50.070962  [  119.680715] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3694 13:19:50.071263  [  119.687858]  r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f
 3695 13:19:50.071561  [  119.695612] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3696 13:19:50.113338  [  119.703186] Exception stack(0xc616dfa8 to 0xc616dff0)
 3697 13:19:50.113878  [  119.708246] dfa0:                   0000001f 0000001f 00000001 b6e4a000 0000001f 00000000
 3698 13:19:50.114236  [  119.716432] dfc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 befc6a54
 3699 13:19:50.114559  [  119.724615] dfe0: 00000004 befc6788 b6efc4cf b6e827e6
 3700 13:19:50.114868  [  119.729698] irq event stamp: 0
 3701 13:19:50.115165  [  119.732770] hardirqs last  enabled at (0): [<00000000>] 0x0
 3702 13:19:50.115458  [  119.738381] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3703 13:19:50.157415  [  119.745899] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3704 13:19:50.157960  [  119.753413] softirqs last disabled at (0): [<00000000>] 0x0
 3705 13:19:50.158313  [  119.758995] ---[ end trace 3f0f7cd99f406d8d ]---
 3706 13:19:50.158639  [  119.763642] lkdtm: Overflow detected: saturated
 3707 13:19:50.253572  # [  119.437405] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3708 13:19:50.254112  # [  119.444557] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3709 13:19:50.254461  # [  119.453723] ------------[ cut here ]------------
 3710 13:19:50.254785  # [  119.461277] WARNING: CPU: 0 PID: 2773 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3711 13:19:50.255098  # [  119.469800] refcount_t: saturated; leaking memory.
 3712 13:19:50.297211  # [  119.474635] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3713 13:19:50.297774  # [  119.503795] CPU: 0 PID: 2773 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3714 13:19:50.298145  # [  119.511544] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3715 13:19:50.298472  # [  119.518075] Backtrace: 
 3716 13:19:50.298781  # [  119.520551] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3717 13:19:50.341182  # [  119.528131]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3718 13:19:50.341725  # [  119.533805] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3719 13:19:50.342083  # [  119.541128] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3720 13:19:50.342411  # [  119.548100]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 3721 13:19:50.342722  # [  119.555852] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3722 13:19:50.343028  # [  119.563342]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c616c000
 3723 13:19:50.385189  # [  119.569017] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 3724 13:19:50.385737  # [  119.577984]  r9:c1ad0e38 r8:c15e8634 r7:c616df60 r6:0000001f r5:c5e73000 r4:7fffffff
 3725 13:19:50.386093  # [  119.585744] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3726 13:19:50.386420  # [  119.596190] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138ecc4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3727 13:19:50.386734  # [  119.607844]  r5:c5e73000 r4:c616c000
 3728 13:19:50.429244  # [  119.611438] [<c138ec74>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3729 13:19:50.429795  # [  119.621356]  r4:0000002d
 3730 13:19:50.430146  # [  119.623901] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3731 13:19:50.430472  # [  119.631919] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3732 13:19:50.430781  # [  119.639844]  r9:c616df60 r8:c3022c00 r7:0000001f r6:b6e4a000 r5:c5e292c0 r4:c0c2f408
 3733 13:19:50.431084  # [  119.647600] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3734 13:19:50.473346  # [  119.655438]  r9:c07f5fd4 r8:c616df60 r7:c2816000 r6:b6e4a000 r5:c5e292c0 r4:00000000
 3735 13:19:50.473888  # [  119.663191] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3736 13:19:50.474243  # [  119.670336]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c616c000 r5:c5e292c0
 3737 13:19:50.474568  # [  119.678169]  r4:c5e292c0
 3738 13:19:50.474883  # [  119.680715] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3739 13:19:50.475189  # [  119.687858]  r9:c616c000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f
 3740 13:19:50.517331  # [  119.695612] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3741 13:19:50.517873  # [  119.703186] Exception stack(0xc616dfa8 to 0xc616dff0)
 3742 13:19:50.518220  # [  119.708246] dfa0:                   0000001f 0000001f 00000001 b6e4a000 0000001f 00000000
 3743 13:19:50.518545  # [  119.716432] dfc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 befc6a54
 3744 13:19:50.518853  # [  119.724615] dfe0: 00000004 befc6788 b6efc4cf b6e827e6
 3745 13:19:50.519154  # [  119.729698] irq event stamp: 0
 3746 13:19:50.519452  # [  119.732770] hardirqs last  enabled at (0): [<00000000>] 0x0
 3747 13:19:50.561104  # [  119.738381] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3748 13:19:50.561618  # [  119.745899] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3749 13:19:50.561966  # [  119.753413] softirqs last disabled at (0): [<00000000>] 0x0
 3750 13:19:50.562288  # [  119.758995] ---[ end trace 3f0f7cd99f406d8d ]---
 3751 13:19:50.562599  # [  119.763642] lkdtm: Overflow detected: saturated
 3752 13:19:50.562898  #[  120.185243] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3753 13:19:50.563195   REFCOUNT_INC_NOT[_ Z E1R2O0_.O1V2357] lkdtm: attempting bad refcount_add_not_zero() overflow
 3754 13:19:50.605153  ERFLOW: missing 'call trace:': [F[  120.200677] ------------[ cut here ]------------
 3755 13:19:50.605328  AIL]
 3756 13:19:50.605412  not ok 44 selftests: lkdtm:[  120.208306] WARNING: CPU: 3 PID: 2807 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3757 13:19:50.605489   REFCOUNT_INC_NOT_ZERO_OVERFLOW.s[  120.219545] refcount_t: saturated; leaking memory.
 3758 13:19:50.605562  h # exit=1
 3759 13:19:50.649245  # selftests: lkdtm: R[  120.227142] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3760 13:19:50.649488  EFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3761 13:19:50.649619  [  120.258825] CPU: 3 PID: 2807 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3762 13:19:50.649737  
 3763 13:19:50.649850  [  120.269390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3764 13:19:50.649959  [  120.276003] Backtrace: 
 3765 13:19:50.650065  [  120.278479] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3766 13:19:50.693341  [  120.286058]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3767 13:19:50.693843  [  120.291732] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3768 13:19:50.694167  [  120.299058] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3769 13:19:50.694464  [  120.306029]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 3770 13:19:50.694754  [  120.313783] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3771 13:19:50.695060  [  120.321271]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5bfa000
 3772 13:19:50.737411  [  120.326947] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 3773 13:19:50.737954  [  120.335913]  r9:c1ad0e58 r8:c15e8634 r7:c5bfbf60 r6:0000001f r5:c64e3000 r4:7fffffff
 3774 13:19:50.738310  [  120.343671] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3775 13:19:50.738637  [  120.354117] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138ed4c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3776 13:19:50.738950  [  120.365771]  r5:c64e3000 r4:c5bfa000
 3777 13:19:50.781453  [  120.369362] [<c138ecfc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3778 13:19:50.781998  [  120.379281]  r4:0000002e
 3779 13:19:50.782346  [  120.381826] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3780 13:19:50.782668  [  120.389845] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3781 13:19:50.782982  [  120.397770]  r9:c5bfbf60 r8:c3022c00 r7:0000001f r6:b6e28000 r5:c61a2640 r4:c0c2f408
 3782 13:19:50.783287  [  120.405527] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3783 13:19:50.825442  [  120.413367]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6e28000 r5:c61a2640 r4:00000000
 3784 13:19:50.825984  [  120.421119] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3785 13:19:50.826337  [  120.428262]  r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c5bfa000 r5:c61a2640
 3786 13:19:50.826663  [  120.436095]  r4:c61a2640
 3787 13:19:50.826970  [  120.438640] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3788 13:19:50.827268  [  120.445785]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f6fe00 r5:0000001f r4:0000001f
 3789 13:19:50.827565  [  120.453539] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3790 13:19:50.868972  [  120.461114] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 3791 13:19:50.869132  [  120.466174] bfa0:                   0000001f 0000001f 00000001 b6e28000 0000001f 00000000
 3792 13:19:50.869213  [  120.474360] bfc0: 0000001f 0000001f b6f6fe00 00000004 00000001 00000000 00020000 bef78a54
 3793 13:19:50.869288  [  120.482544] bfe0: 00000004 bef78788 b6eda4cf b6e607e6
 3794 13:19:50.869348  [  120.487655] irq event stamp: 0
 3795 13:19:50.869435  [  120.490727] hardirqs last  enabled at (0): [<00000000>] 0x0
 3796 13:19:50.869491  [  120.496341] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3797 13:19:50.913116  [  120.503881] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3798 13:19:50.913300  [  120.511381] softirqs last disabled at (0): [<00000000>] 0x0
 3799 13:19:50.913388  [  120.516994] ---[ end trace 3f0f7cd99f406d8e ]---
 3800 13:19:50.913469  [  120.521631] lkdtm: Overflow detected: saturated
 3801 13:19:51.005001  # [  120.185243] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3802 13:19:51.005545  # [  120.192357] lkdtm: attempting bad refcount_add_not_zero() overflow
 3803 13:19:51.005892  # [  120.200677] ------------[ cut here ]------------
 3804 13:19:51.006214  # [  120.208306] WARNING: CPU: 3 PID: 2807 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3805 13:19:51.006528  # [  120.219545] refcount_t: saturated; leaking memory.
 3806 13:19:51.047982  # [  120.227142] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3807 13:19:51.048536  # [  120.258825] CPU: 3 PID: 2807 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3808 13:19:51.048937  # [  120.269390] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3809 13:19:51.049269  # [  120.276003] Backtrace: 
 3810 13:19:51.049585  # [  120.278479] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3811 13:19:51.090946  # [  120.286058]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3812 13:19:51.091491  # [  120.291732] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3813 13:19:51.091845  # [  120.299058] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3814 13:19:51.092166  # [  120.306029]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 3815 13:19:51.092476  # [  120.313783] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3816 13:19:51.092801  # [  120.321271]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5bfa000
 3817 13:19:51.134145  # [  120.326947] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 3818 13:19:51.134652  # [  120.335913]  r9:c1ad0e58 r8:c15e8634 r7:c5bfbf60 r6:0000001f r5:c64e3000 r4:7fffffff
 3819 13:19:51.135012  # [  120.343671] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3820 13:19:51.135345  # [  120.354117] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138ed4c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3821 13:19:51.135663  # [  120.365771]  r5:c64e3000 r4:c5bfa000
 3822 13:19:51.181173  # [  120.369362] [<c138ecfc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3823 13:19:51.181714  # [  120.379281]  r4:0000002e
 3824 13:19:51.182058  # [  120.381826] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3825 13:19:51.182386  # [  120.389845] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3826 13:19:51.182696  # [  120.397770]  r9:c5bfbf60 r8:c3022c00 r7:0000001f r6:b6e28000 r5:c61a2640 r4:c0c2f408
 3827 13:19:51.182999  # [  120.405527] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3828 13:19:51.225334  # [  120.413367]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6e28000 r5:c61a2640 r4:00000000
 3829 13:19:51.225841  # [  120.421119] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3830 13:19:51.226196  # [  120.428262]  r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c5bfa000 r5:c61a2640
 3831 13:19:51.226522  # [  120.436095]  r4:c61a2640
 3832 13:19:51.226831  # [  120.438640] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3833 13:19:51.227135  # [  120.445785]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f6fe00 r5:0000001f r4:0000001f
 3834 13:19:51.269450  # [  120.453539] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3835 13:19:51.269990  # [  120.461114] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 3836 13:19:51.270344  # [  120.466174] bfa0:                   0000001f 0000001f 00000001 b6e28000 0000001f 00000000
 3837 13:19:51.270667  # [  120.474360] bfc0: 0000001f 0000001f b6f6fe00 00000004 00000001 00000000 00020000 bef78a54
 3838 13:19:51.270981  # [  120.482544] bfe0: 00000004 bef78788 b6eda4cf b6e607e6
 3839 13:19:51.271284  # [  120.487655] irq event stamp: 0
 3840 13:19:51.271582  # [  120.490727] hardirqs last  enabled at (0): [<00000000>] 0x0
 3841 13:19:51.313175  # [  120.496341] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3842 13:19:51.313715  # [  120.503881] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3843 13:19:51.314067  # [  120.511381] softirqs last disabled at (0): [<00000000>] 0x0
 3844 13:19:51.314391  # [  120.516994] ---[ end trace 3f0f7cd99f406d8e ]---
 3845 13:19:51.314704  # [  120.521631] lkdtm: Overflow detected: saturated
 3846 13:19:51.315005  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'ca[  120.943914] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3847 13:19:51.315206  ll trace:': [FAI[L ] 
 3848 13:19:51.315290  1
 3849 13:19:51.356936  2n0o.9t5 065] lkdtm: attempting good refcount_dec()
 3850 13:19:51.357156  ok 45 selftests: lkdtm: REFCOUNT_[  120.957830] lkdtm: attempting bad refcount_dec() to zero
 3851 13:19:51.357272  ADD_NOT_ZERO_OVERFLOW.sh # exit=1[  120.966027] ------------[ cut here ]------------
 3852 13:19:51.357377  
 3853 13:19:51.357475  # selftests: lkdtm: REFCOUNT_DE[  120.973490] WARNING: CPU: 3 PID: 2841 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3854 13:19:51.357571  C_ZERO.sh
 3855 13:19:51.357662  [  120.984764] refcount_t: decrement hit 0; leaking memory.
 3856 13:19:51.401273  [  120.990999] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3857 13:19:51.401564  [  121.020158] CPU: 3 PID: 2841 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3858 13:19:51.401733  [  121.027907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3859 13:19:51.401887  [  121.034441] Backtrace: 
 3860 13:19:51.445454  [  121.036916] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3861 13:19:51.445997  [  121.044494]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3862 13:19:51.446349  [  121.050167] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3863 13:19:51.446670  [  121.057491] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3864 13:19:51.446983  [  121.064463]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 3865 13:19:51.447286  [  121.072217] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3866 13:19:51.447585  [  121.079706]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c5bfa000
 3867 13:19:51.489430  
 3868 13:19:51.489968  [  121.085380] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 3869 13:19:51.490325  [  121.094346]  r9:c1ad0e78 r8:c15e8634 r7:c5bfbf60 r6:00000012 r5:c6199000 r4:c5bfa000
 3870 13:19:51.490650  [  121.102104] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 3871 13:19:51.490964  [  121.111769] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138ede0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3872 13:19:51.533459  [  121.121525] [<c138ed84>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3873 13:19:51.534005  [  121.130314]  r4:0000002f
 3874 13:19:51.534355  [  121.132858] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3875 13:19:51.534678  [  121.140877] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3876 13:19:51.534989  [  121.148802]  r9:c5bfbf60 r8:c3022c00 r7:00000012 r6:b6e94000 r5:c44df2c0 r4:c0c2f408
 3877 13:19:51.535293  [  121.156558] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3878 13:19:51.577431  [  121.164399]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6e94000 r5:c44df2c0 r4:00000000
 3879 13:19:51.577971  [  121.172152] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3880 13:19:51.578323  [  121.179295]  r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c5bfa000 r5:c44df2c0
 3881 13:19:51.578650  [  121.187128]  r4:c44df2c0
 3882 13:19:51.578958  [  121.189672] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3883 13:19:51.579263  [  121.196815]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6fdbe00 r5:00000012 r4:00000012
 3884 13:19:51.579561  [  121.204572] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3885 13:19:51.620875  [  121.212147] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 3886 13:19:51.621037  [  121.217207] bfa0:                   00000012 00000012 00000001 b6e94000 00000012 00000000
 3887 13:19:51.621104  [  121.225393] bfc0: 00000012 00000012 b6fdbe00 00000004 00000001 00000000 00020000 bed4aa54
 3888 13:19:51.621166  [  121.233576] bfe0: 00000004 bed4a788 b6f464cf b6ecc7e6
 3889 13:19:51.621225  [  121.238692] irq event stamp: 0
 3890 13:19:51.621310  [  121.241765] hardirqs last  enabled at (0): [<00000000>] 0x0
 3891 13:19:51.621366  [  121.247382] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3892 13:19:51.665129  [  121.254908] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3893 13:19:51.665310  [  121.262407] softirqs last disabled at (0): [<00000000>] 0x0
 3894 13:19:51.665396  [  121.268024] ---[ end trace 3f0f7cd99f406d8f ]---
 3895 13:19:51.665475  [  121.272653] lkdtm: Zero detected: saturated
 3896 13:19:51.763433  # [  120.943914] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3897 13:19:51.763973  # [  120.951065] lkdtm: attempting good refcount_dec()
 3898 13:19:51.764322  # [  120.957830] lkdtm: attempting bad refcount_dec() to zero
 3899 13:19:51.764646  # [  120.966027] ------------[ cut here ]------------
 3900 13:19:51.764981  # [  120.973490] WARNING: CPU: 3 PID: 2841 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3901 13:19:51.765287  # [  120.984764] refcount_t: decrement hit 0; leaking memory.
 3902 13:19:51.806683  # [  120.990999] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3903 13:19:51.807236  # [  121.020158] CPU: 3 PID: 2841 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3904 13:19:51.807585  # [  121.027907] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3905 13:19:51.807911  # [  121.034441] Backtrace: 
 3906 13:19:51.849511  # [  121.036916] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3907 13:19:51.850057  # [  121.044494]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3908 13:19:51.850408  # [  121.050167] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3909 13:19:51.850734  # [  121.057491] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3910 13:19:51.851048  # [  121.064463]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 3911 13:19:51.851354  # [  121.072217] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3912 13:19:51.893138  # [  121.079706]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c5bfa000
 3913 13:19:51.893703  # [  121.085380] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 3914 13:19:51.894055  # [  121.094346]  r9:c1ad0e78 r8:c15e8634 r7:c5bfbf60 r6:00000012 r5:c6199000 r4:c5bfa000
 3915 13:19:51.894440  # [  121.102104] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 3916 13:19:51.894763  # [  121.111769] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138ede0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3917 13:19:51.937189  # [  121.121525] [<c138ed84>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3918 13:19:51.937734  # [  121.130314]  r4:0000002f
 3919 13:19:51.938082  # [  121.132858] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3920 13:19:51.938406  # [  121.140877] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3921 13:19:51.938716  # [  121.148802]  r9:c5bfbf60 r8:c3022c00 r7:00000012 r6:b6e94000 r5:c44df2c0 r4:c0c2f408
 3922 13:19:51.939102  # [  121.156558] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3923 13:19:51.981184  # [  121.164399]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6e94000 r5:c44df2c0 r4:00000000
 3924 13:19:51.981731  # [  121.172152] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3925 13:19:51.982155  # [  121.179295]  r10:00000004 r9:00000000 r8:00000000 r7:b6e94000 r6:c5bfa000 r5:c44df2c0
 3926 13:19:51.982488  # [  121.187128]  r4:c44df2c0
 3927 13:19:51.982805  # [  121.189672] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3928 13:19:51.983112  # [  121.196815]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6fdbe00 r5:00000012 r4:00000012
 3929 13:19:52.025329  # [  121.204572] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3930 13:19:52.025872  # [  121.212147] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 3931 13:19:52.026221  # [  121.217207] bfa0:                   00000012 00000012 00000001 b6e94000 00000012 00000000
 3932 13:19:52.026549  # [  121.225393] bfc0: 00000012 00000012 b6fdbe00 00000004 00000001 00000000 00020000 bed4aa54
 3933 13:19:52.026859  # [  121.233576] bfe0: 00000004 bed4a788 b6f464cf b6ecc7e6
 3934 13:19:52.027162  # [  121.238692] irq event stamp: 0
 3935 13:19:52.027459  # [  121.241765] hardirqs last  enabled at (0): [<00000000>] 0x0
 3936 13:19:52.074671  # [  121.247382] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3937 13:19:52.075213  # [  121.254908] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3938 13:19:52.075562  # [  121.262407] softirqs last disabled at (0): [<00000000>] 0x0
 3939 13:19:52.075884  # [  121.268024] ---[ end trace 3f0f7cd99f406d8f ]---
 3940 13:19:52.076191  # [  121.272653] lkdtm: Zero detected: saturated
 3941 13:19:52.076493  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]
 3942 13:19:52.076841  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1
 3943 13:19:52.077146  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3944 13:19:52.118330  [  121.720553] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3945 13:19:52.118834  [  121.726635] lkdtm: attempting bad refcount_dec() below zero
 3946 13:19:52.119157  [  121.732223] ------------[ cut here ]------------
 3947 13:19:52.119453  [  121.737044] WARNING: CPU: 2 PID: 2878 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3948 13:19:52.119743  [  121.745546] refcount_t: decrement hit 0; leaking memory.
 3949 13:19:52.161597  [  121.750884] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3950 13:19:52.162135  [  121.780061] CPU: 2 PID: 2878 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3951 13:19:52.162491  [  121.787811] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3952 13:19:52.162818  [  121.794343] Backtrace: 
 3953 13:19:52.163128  [  121.796819] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3954 13:19:52.163434  [  121.804398]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3955 13:19:52.205130  [  121.810071] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 3956 13:19:52.205668  [  121.817395] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 3957 13:19:52.206018  [  121.824368]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 3958 13:19:52.206346  [  121.832122] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 3959 13:19:52.206662  [  121.839613]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c5890000
 3960 13:19:52.253223  [  121.845290] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 3961 13:19:52.253768  [  121.854256]  r9:c1ad0e8c r8:c15e8634 r7:c5891f60 r6:00000016 r5:00000000 r4:c5890000
 3962 13:19:52.254125  [  121.862014] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 3963 13:19:52.254455  [  121.871680] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138eea4>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 3964 13:19:52.254770  [  121.881784] [<c138ee5c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 3965 13:19:52.255074  [  121.890922]  r5:c61da000 r4:00000030
 3966 13:19:52.297348  [  121.894509] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 3967 13:19:52.297887  [  121.902527] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 3968 13:19:52.298244  [  121.910453]  r9:c5891f60 r8:c3022c00 r7:00000016 r6:b6e73000 r5:c5a89cc0 r4:c0c2f408
 3969 13:19:52.298571  [  121.918210] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 3970 13:19:52.298885  [  121.926047]  r9:c07f5fd4 r8:c5891f60 r7:c2816000 r6:b6e73000 r5:c5a89cc0 r4:00000000
 3971 13:19:52.341438  [  121.933799] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 3972 13:19:52.341995  [  121.940943]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c5890000 r5:c5a89cc0
 3973 13:19:52.342346  [  121.948776]  r4:c5a89cc0
 3974 13:19:52.342668  [  121.951320] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 3975 13:19:52.342979  [  121.958464]  r9:c5890000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000016 r4:00000016
 3976 13:19:52.343283  [  121.966219] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3977 13:19:52.343582  [  121.973792] Exception stack(0xc5891fa8 to 0xc5891ff0)
 3978 13:19:52.385120  [  121.978853] 1fa0:                   00000016 00000016 00000001 b6e73000 00000016 00000000
 3979 13:19:52.385622  [  121.987039] 1fc0: 00000016 00000016 b6fbae00 00000004 00000001 00000000 00020000 bed2ea54
 3980 13:19:52.385943  [  121.995223] 1fe0: 00000004 bed2e788 b6f254cf b6eab7e6
 3981 13:19:52.386240  [  122.000350] irq event stamp: 0
 3982 13:19:52.386523  [  122.003443] hardirqs last  enabled at (0): [<00000000>] 0x0
 3983 13:19:52.386802  [  122.009035] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3984 13:19:52.387078  [  122.016594] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 3985 13:19:52.429398  [  122.024140] softirqs last disabled at (0): [<00000000>] 0x0
 3986 13:19:52.429911  [  122.029736] ---[ end trace 3f0f7cd99f406d90 ]---
 3987 13:19:52.430236  [  122.034401] lkdtm: Negative detected: saturated
 3988 13:19:52.526775  # [  121.720553] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3989 13:19:52.527309  # [  121.726635] lkdtm: attempting bad refcount_dec() below zero
 3990 13:19:52.527658  # [  121.732223] ------------[ cut here ]------------
 3991 13:19:52.527982  # [  121.737044] WARNING: CPU: 2 PID: 2878 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3992 13:19:52.528299  # [  121.745546] refcount_t: decrement hit 0; leaking memory.
 3993 13:19:52.569569  # [  121.750884] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 3994 13:19:52.570129  # [  121.780061] CPU: 2 PID: 2878 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 3995 13:19:52.570552  # [  121.787811] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 3996 13:19:52.570887  # [  121.794343] Backtrace: 
 3997 13:19:52.571262  # [  121.796819] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 3998 13:19:52.613154  # [  121.804398]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 3999 13:19:52.613672  # [  121.810071] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4000 13:19:52.613994  # [  121.817395] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4001 13:19:52.614296  # [  121.824368]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 4002 13:19:52.614626  # [  121.832122] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4003 13:19:52.614918  # [  121.839613]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c5890000
 4004 13:19:52.657162  # [  121.845290] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 4005 13:19:52.657669  # [  121.854256]  r9:c1ad0e8c r8:c15e8634 r7:c5891f60 r6:00000016 r5:00000000 r4:c5890000
 4006 13:19:52.657997  # [  121.862014] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 4007 13:19:52.658302  # [  121.871680] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138eea4>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 4008 13:19:52.658589  # [  121.881784] [<c138ee5c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4009 13:19:52.701120  # [  121.890922]  r5:c61da000 r4:00000030
 4010 13:19:52.701611  # [  121.894509] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4011 13:19:52.701981  # [  121.902527] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4012 13:19:52.702284  # [  121.910453]  r9:c5891f60 r8:c3022c00 r7:00000016 r6:b6e73000 r5:c5a89cc0 r4:c0c2f408
 4013 13:19:52.702584  # [  121.918210] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4014 13:19:52.702901  # [  121.926047]  r9:c07f5fd4 r8:c5891f60 r7:c2816000 r6:b6e73000 r5:c5a89cc0 r4:00000000
 4015 13:19:52.745366  # [  121.933799] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4016 13:19:52.745873  # [  121.940943]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c5890000 r5:c5a89cc0
 4017 13:19:52.746196  # [  121.948776]  r4:c5a89cc0
 4018 13:19:52.746488  # [  121.951320] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4019 13:19:52.746773  # [  121.958464]  r9:c5890000 r8:c03002e4 r7:00000004 r6:b6fbae00 r5:00000016 r4:00000016
 4020 13:19:52.747049  # [  121.966219] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4021 13:19:52.789349  # [  121.973792] Exception stack(0xc5891fa8 to 0xc5891ff0)
 4022 13:19:52.789890  # [  121.978853] 1fa0:                   00000016 00000016 00000001 b6e73000 00000016 00000000
 4023 13:19:52.790241  # [  121.987039] 1fc0: 00000016 00000016 b6fbae00 00000004 00000001 00000000 00020000 bed2ea54
 4024 13:19:52.790568  # [  121.995223] 1fe0: 00000004 bed2e788 b6f254cf b6eab7e6
 4025 13:19:52.790881  # [  122.000350] irq event stamp: 0
 4026 13:19:52.791183  # [  122.003443] hardirqs last  enabled at (0): [<00000000>] 0x0
 4027 13:19:52.791484  # [  122.009035] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4028 13:19:52.833247  # [  122.016594] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4029 13:19:52.833787  # [  122.024140] softirqs last disabled at (0): [<00000000>] 0x0
 4030 13:19:52.834138  # [  122.029736] ---[ end trace 3f0f7cd99f406d90 ]---
 4031 13:19:52.834464  # [  122.034401] lkdtm: Negative detected: saturated
 4032 13:19:52.834772  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4033 13:19:52.835075  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4034 13:19:52.835375  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4035 13:19:52.876570  [  122.479867] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4036 13:19:52.877096  [  122.486738] lkdtm: attempting bad refcount_dec_and_test() below zero
 4037 13:19:52.877415  [  122.493108] ------------[ cut here ]------------
 4038 13:19:52.877710  [  122.497928] WARNING: CPU: 3 PID: 2913 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4039 13:19:52.877997  [  122.506531] refcount_t: underflow; use-after-free.
 4040 13:19:52.920112  [  122.511360] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4041 13:19:52.920687  [  122.540519] CPU: 3 PID: 2913 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4042 13:19:52.921099  [  122.548271] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4043 13:19:52.921431  [  122.554803] Backtrace: 
 4044 13:19:52.921741  [  122.557282] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4045 13:19:52.963417  [  122.564862]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4046 13:19:52.963954  [  122.570535] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4047 13:19:52.964305  [  122.577859] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4048 13:19:52.964630  [  122.584829]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4049 13:19:52.964975  [  122.592584] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4050 13:19:52.965283  [  122.600075]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c5890000
 4051 13:19:53.006567  [  122.605752] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4052 13:19:53.007109  [  122.614807]  r9:c1ad0ea4 r8:c15e8634 r7:c5891f60 r6:0000001f r5:00000000 r4:c5890000
 4053 13:19:53.007461  [  122.622567] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4054 13:19:53.007790  [  122.633015] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138ef1c>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 4055 13:19:53.008108  [  122.644680] [<c138eecc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4056 13:19:53.049721  [  122.654599]  r5:c64e3000 r4:00000031
 4057 13:19:53.050262  [  122.658186] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4058 13:19:53.050611  [  122.666204] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4059 13:19:53.050932  [  122.674129]  r9:c5891f60 r8:c3022c00 r7:0000001f r6:b6e01000 r5:c63cda40 r4:c0c2f408
 4060 13:19:53.051243  [  122.681887] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4061 13:19:53.051544  [  122.689727]  r9:c07f5fd4 r8:c5891f60 r7:c2816000 r6:b6e01000 r5:c63cda40 r4:00000000
 4062 13:19:53.097357  [  122.697479] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4063 13:19:53.097897  [  122.704623]  r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c5890000 r5:c63cda40
 4064 13:19:53.098250  [  122.712457]  r4:c63cda40
 4065 13:19:53.098571  [  122.715002] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4066 13:19:53.098883  [  122.722146]  r9:c5890000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000001f r4:0000001f
 4067 13:19:53.099183  [  122.729901] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4068 13:19:53.141336  [  122.737476] Exception stack(0xc5891fa8 to 0xc5891ff0)
 4069 13:19:53.141875  [  122.742536] 1fa0:                   0000001f 0000001f 00000001 b6e01000 0000001f 00000000
 4070 13:19:53.142232  [  122.750722] 1fc0: 0000001f 0000001f b6f48e00 00000004 00000001 00000000 00020000 be894a54
 4071 13:19:53.142558  [  122.758905] 1fe0: 00000004 be894788 b6eb34cf b6e397e6
 4072 13:19:53.142868  [  122.764014] irq event stamp: 0
 4073 13:19:53.143168  [  122.767087] hardirqs last  enabled at (0): [<00000000>] 0x0
 4074 13:19:53.143462  [  122.772676] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4075 13:19:53.185006  [  122.780205] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4076 13:19:53.185191  [  122.787728] softirqs last disabled at (0): [<00000000>] 0x0
 4077 13:19:53.185280  [  122.793340] ---[ end trace 3f0f7cd99f406d91 ]---
 4078 13:19:53.185358  [  122.797969] lkdtm: Negative detected: saturated
 4079 13:19:53.294411  # [  122.479867] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4080 13:19:53.294952  # [  122.486738] lkdtm: attempting bad refcount_dec_and_test() below zero
 4081 13:19:53.295299  # [  122.493108] ------------[ cut here ]------------
 4082 13:19:53.295625  # [  122.497928] WARNING: CPU: 3 PID: 2913 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4083 13:19:53.295940  # [  122.506531] refcount_t: underflow; use-after-free.
 4084 13:19:53.337313  # [  122.511360] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4085 13:19:53.337868  # [  122.540519] CPU: 3 PID: 2913 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4086 13:19:53.338221  # [  122.548271] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4087 13:19:53.338546  # [  122.554803] Backtrace: 
 4088 13:19:53.338856  # [  122.557282] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4089 13:19:53.381223  # [  122.564862]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4090 13:19:53.381805  # [  122.570535] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4091 13:19:53.382164  # [  122.577859] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4092 13:19:53.382547  # [  122.584829]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4093 13:19:53.382876  # [  122.592584] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4094 13:19:53.383241  # [  122.600075]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c5890000
 4095 13:19:53.425126  # [  122.605752] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4096 13:19:53.425709  # [  122.614807]  r9:c1ad0ea4 r8:c15e8634 r7:c5891f60 r6:0000001f r5:00000000 r4:c5890000
 4097 13:19:53.426079  # [  122.622567] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4098 13:19:53.426434  # [  122.633015] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138ef1c>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 4099 13:19:53.469204  # [  122.644680] [<c138eecc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4100 13:19:53.469746  # [  122.654599]  r5:c64e3000 r4:00000031
 4101 13:19:53.470092  # [  122.658186] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4102 13:19:53.470419  # [  122.666204] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4103 13:19:53.470730  # [  122.674129]  r9:c5891f60 r8:c3022c00 r7:0000001f r6:b6e01000 r5:c63cda40 r4:c0c2f408
 4104 13:19:53.471033  # [  122.681887] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4105 13:19:53.513174  # [  122.689727]  r9:c07f5fd4 r8:c5891f60 r7:c2816000 r6:b6e01000 r5:c63cda40 r4:00000000
 4106 13:19:53.513677  # [  122.697479] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4107 13:19:53.513995  # [  122.704623]  r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c5890000 r5:c63cda40
 4108 13:19:53.514284  # [  122.712457]  r4:c63cda40
 4109 13:19:53.514560  # [  122.715002] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4110 13:19:53.514830  # [  122.722146]  r9:c5890000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000001f r4:0000001f
 4111 13:19:53.557136  # [  122.729901] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4112 13:19:53.557353  # [  122.737476] Exception stack(0xc5891fa8 to 0xc5891ff0)
 4113 13:19:53.557468  # [  122.742536] 1fa0:                   0000001f 0000001f 00000001 b6e01000 0000001f 00000000
 4114 13:19:53.557569  # [  122.750722] 1fc0: 0000001f 0000001f b6f48e00 00000004 00000001 00000000 00020000 be894a54
 4115 13:19:53.557663  # [  122.758905] 1fe0: 00000004 be894788 b6eb34cf b6e397e6
 4116 13:19:53.557753  # [  122.764014] irq event stamp: 0
 4117 13:19:53.557843  # [  122.767087] hardirqs last  enabled at (0): [<00000000>] 0x0
 4118 13:19:53.601091  # [  122.772676] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4119 13:19:53.601672  # [  122.780205] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4120 13:19:53.602024  # [  122.787728] softirqs last disabled at (0): [<00000000>] 0x0
 4121 13:19:53.602344  # [  122.793340] ---[ end trace 3f0f7cd99f406d91 ]---
 4122 13:19:53.602648  # [  122.797969] lkdtm: Negative detected: saturated
 4123 13:19:53.602940  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4124 13:19:53.603228  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4125 13:19:53.603490  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4126 13:19:53.648233  
 4127 13:19:53.648786  [  123.253583] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4128 13:19:53.649129  [  123.260434] lkdtm: attempting bad refcount_sub_and_test() below zero
 4129 13:19:53.649442  [  123.266843] ------------[ cut here ]------------
 4130 13:19:53.649743  [  123.271493] WARNING: CPU: 2 PID: 2948 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4131 13:19:53.650039  [  123.280071] refcount_t: underflow; use-after-free.
 4132 13:19:53.691061  [  123.284901] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4133 13:19:53.691596  [  123.314057] CPU: 2 PID: 2948 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4134 13:19:53.691940  [  123.321807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4135 13:19:53.692264  [  123.328340] Backtrace: 
 4136 13:19:53.692566  [  123.330816] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4137 13:19:53.734744  [  123.338395]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4138 13:19:53.735283  [  123.344068] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4139 13:19:53.735635  [  123.351392] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4140 13:19:53.735958  [  123.358364]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4141 13:19:53.736271  [  123.366118] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4142 13:19:53.736577  [  123.373607]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c6100000
 4143 13:19:53.777655  [  123.379280] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4144 13:19:53.778210  [  123.388335]  r9:c1ad0ec4 r8:c15e8634 r7:c6101f60 r6:0000001f r5:c6031000 r4:c6100000
 4145 13:19:53.778560  [  123.396091] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4146 13:19:53.778888  [  123.406540] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138efa8>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4147 13:19:53.821265  [  123.418206] [<c138ef58>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4148 13:19:53.821804  [  123.428123]  r4:00000032
 4149 13:19:53.822152  [  123.430670] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4150 13:19:53.822484  [  123.438687] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4151 13:19:53.822796  [  123.446612]  r9:c6101f60 r8:c3022c00 r7:0000001f r6:b6dbe000 r5:c6259680 r4:c0c2f408
 4152 13:19:53.823102  [  123.454371] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4153 13:19:53.823403  [  123.462209]  r9:c07f5fd4 r8:c6101f60 r7:c2816000 r6:b6dbe000 r5:c6259680 r4:00000000
 4154 13:19:53.865209  [  123.469961] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4155 13:19:53.865749  [  123.477103]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c6100000 r5:c6259680
 4156 13:19:53.866104  [  123.484936]  r4:c6259680
 4157 13:19:53.866423  [  123.487480] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4158 13:19:53.866733  [  123.494623]  r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:0000001f r4:0000001f
 4159 13:19:53.867038  [  123.502378] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4160 13:19:53.908819  [  123.509952] Exception stack(0xc6101fa8 to 0xc6101ff0)
 4161 13:19:53.908993  [  123.515013] 1fa0:                   0000001f 0000001f 00000001 b6dbe000 0000001f 00000000
 4162 13:19:53.909070  [  123.523198] 1fc0: 0000001f 0000001f b6f05e00 00000004 00000001 00000000 00020000 be9efa54
 4163 13:19:53.909162  [  123.531381] 1fe0: 00000004 be9ef788 b6e704cf b6df67e6
 4164 13:19:53.909262  [  123.536485] irq event stamp: 0
 4165 13:19:53.909337  [  123.539556] hardirqs last  enabled at (0): [<00000000>] 0x0
 4166 13:19:53.909448  [  123.545168] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4167 13:19:53.953379  [  123.552669] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4168 13:19:53.953882  [  123.560220] softirqs last disabled at (0): [<00000000>] 0x0
 4169 13:19:53.954206  [  123.565852] ---[ end trace 3f0f7cd99f406d92 ]---
 4170 13:19:53.954503  [  123.570484] lkdtm: Negative detected: saturated
 4171 13:19:54.066490  # [  123.253583] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4172 13:19:54.067028  # [  123.260434] lkdtm: attempting bad refcount_sub_and_test() below zero
 4173 13:19:54.067381  # [  123.266843] ------------[ cut here ]------------
 4174 13:19:54.067707  # [  123.271493] WARNING: CPU: 2 PID: 2948 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4175 13:19:54.068023  # [  123.280071] refcount_t: underflow; use-after-free.
 4176 13:19:54.109572  # [  123.284901] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4177 13:19:54.110126  # [  123.314057] CPU: 2 PID: 2948 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4178 13:19:54.110484  # [  123.321807] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4179 13:19:54.110810  # [  123.328340] Backtrace: 
 4180 13:19:54.111199  # [  123.330816] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4181 13:19:54.153191  # [  123.338395]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4182 13:19:54.153737  # [  123.344068] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4183 13:19:54.154165  # [  123.351392] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4184 13:19:54.154534  # [  123.358364]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4185 13:19:54.154882  # [  123.366118] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4186 13:19:54.155240  # [  123.373607]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c6100000
 4187 13:19:54.197185  # [  123.379280] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4188 13:19:54.197693  # [  123.388335]  r9:c1ad0ec4 r8:c15e8634 r7:c6101f60 r6:0000001f r5:c6031000 r4:c6100000
 4189 13:19:54.198018  # [  123.396091] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4190 13:19:54.198317  # [  123.406540] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138efa8>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4191 13:19:54.241226  # [  123.418206] [<c138ef58>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4192 13:19:54.241828  # [  123.428123]  r4:00000032
 4193 13:19:54.242224  # [  123.430670] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4194 13:19:54.242569  # [  123.438687] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4195 13:19:54.242884  # [  123.446612]  r9:c6101f60 r8:c3022c00 r7:0000001f r6:b6dbe000 r5:c6259680 r4:c0c2f408
 4196 13:19:54.243192  # [  123.454371] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4197 13:19:54.285386  # [  123.462209]  r9:c07f5fd4 r8:c6101f60 r7:c2816000 r6:b6dbe000 r5:c6259680 r4:00000000
 4198 13:19:54.285926  # [  123.469961] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4199 13:19:54.286279  # [  123.477103]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbe000 r6:c6100000 r5:c6259680
 4200 13:19:54.286602  # [  123.484936]  r4:c6259680
 4201 13:19:54.286913  # [  123.487480] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4202 13:19:54.287216  # [  123.494623]  r9:c6100000 r8:c03002e4 r7:00000004 r6:b6f05e00 r5:0000001f r4:0000001f
 4203 13:19:54.329292  # [  123.502378] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4204 13:19:54.329834  # [  123.509952] Exception stack(0xc6101fa8 to 0xc6101ff0)
 4205 13:19:54.330190  # [  123.515013] 1fa0:                   0000001f 0000001f 00000001 b6dbe000 0000001f 00000000
 4206 13:19:54.330520  # [  123.523198] 1fc0: 0000001f 0000001f b6f05e00 00000004 00000001 00000000 00020000 be9efa54
 4207 13:19:54.330836  # [  123.531381] 1fe0: 00000004 be9ef788 b6e704cf b6df67e6
 4208 13:19:54.331140  # [  123.536485] irq event stamp: 0
 4209 13:19:54.331435  # [  123.539556] hardirqs last  enabled at (0): [<00000000>] 0x0
 4210 13:19:54.373068  # [  123.545168] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4211 13:19:54.373676  # [  123.552669] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4212 13:19:54.374040  # [  123.560220] softirqs last disabled at (0): [<00000000>] 0x0
 4213 13:19:54.374365  # [  123.565852] ---[ end trace 3f0f7cd99f406d92 ]---
 4214 13:19:54.374680  # [  123.570484] lkdtm: Negative detected: saturated
 4215 13:19:54.374986  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4216 13:19:54.375284  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_N[  124.008319] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4217 13:19:54.375583  EGATIVE.sh
 4218 13:19:54.417285  # selftests: lkdtm: R[  124.015861] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4219 13:19:54.417791  EFCOUNT_INC_ZERO.sh
 4220 13:19:54.418116  [  124.025049] lkdtm: Good: zero detected
 4221 13:19:54.418415  [  124.030565] lkdtm: Correctly stayed at zero
 4222 13:19:54.418701  [  124.034791] lkdtm: attempting bad refcount_inc() from zero
 4223 13:19:54.418982  [  124.040288] ------------[ cut here ]------------
 4224 13:19:54.419256  [  124.044965] WARNING: CPU: 3 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4225 13:19:54.419531  [  124.053528] refcount_t: addition on 0; use-after-free.
 4226 13:19:54.461306  [  124.058676] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4227 13:19:54.461859  [  124.087894] CPU: 3 PID: 2980 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4228 13:19:54.462219  [  124.095644] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4229 13:19:54.505172  [  124.102175] Backtrace: 
 4230 13:19:54.505706  [  124.104650] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4231 13:19:54.506055  [  124.112231]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4232 13:19:54.506381  [  124.117903] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4233 13:19:54.506692  [  124.125226] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4234 13:19:54.506995  [  124.132198]  r9:00000009 r8:c086e500 r7:00000019 r6:00000009 r5:c086e500 r4:c1a24e8c
 4235 13:19:54.549171  [  124.139952] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4236 13:19:54.549716  [  124.147443]  r7:00000019 r6:c1a24e8c r5:c1a24e9c r4:c5f0e000
 4237 13:19:54.550066  [  124.153116] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e500>] (refcount_warn_saturate+0x108/0x174)
 4238 13:19:54.550394  [  124.162170]  r9:c1ad0ee4 r8:c15e8634 r7:c5f0ff60 r6:00000012 r5:00000000 r4:c5f0e000
 4239 13:19:54.550706  [  124.169924] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300bc>] (__refcount_add.constprop.0+0x54/0x58)
 4240 13:19:54.551010  [  124.179590] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f08c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4241 13:19:54.593438  [  124.189347] [<c138efe4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4242 13:19:54.593979  [  124.198137]  r5:c64e3000 r4:00000033
 4243 13:19:54.594335  [  124.201724] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4244 13:19:54.594668  [  124.209743] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4245 13:19:54.594981  [  124.217668]  r9:c5f0ff60 r8:c3022c00 r7:00000012 r6:b6ea8000 r5:c5e29900 r4:c0c2f408
 4246 13:19:54.595291  [  124.225426] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4247 13:19:54.637406  [  124.233264]  r9:c07f5fd4 r8:c5f0ff60 r7:c2816000 r6:b6ea8000 r5:c5e29900 r4:00000000
 4248 13:19:54.637947  [  124.241016] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4249 13:19:54.638306  [  124.248160]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5f0e000 r5:c5e29900
 4250 13:19:54.638633  [  124.255994]  r4:c5e29900
 4251 13:19:54.638945  [  124.258539] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4252 13:19:54.639253  [  124.265684]  r9:c5f0e000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000012 r4:00000012
 4253 13:19:54.680843  [  124.273438] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4254 13:19:54.681021  [  124.281013] Exception stack(0xc5f0ffa8 to 0xc5f0fff0)
 4255 13:19:54.681089  [  124.286073] ffa0:                   00000012 00000012 00000001 b6ea8000 00000012 00000000
 4256 13:19:54.681185  [  124.294259] ffc0: 00000012 00000012 b6fefe00 00000004 00000001 00000000 00020000 beabca54
 4257 13:19:54.681260  [  124.302441] ffe0: 00000004 beabc788 b6f5a4cf b6ee07e6
 4258 13:19:54.681355  [  124.307544] irq event stamp: 0
 4259 13:19:54.681446  [  124.310616] hardirqs last  enabled at (0): [<00000000>] 0x0
 4260 13:19:54.725113  [  124.316231] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4261 13:19:54.725308  [  124.323795] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4262 13:19:54.725405  [  124.331305] softirqs last disabled at (0): [<00000000>] 0x0
 4263 13:19:54.725494  [  124.336931] ---[ end trace 3f0f7cd99f406d93 ]---
 4264 13:19:54.725578  [  124.341567] lkdtm: Zero detected: saturated
 4265 13:19:54.833403  # [  124.008319] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4266 13:19:54.833909  # [  124.015861] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4267 13:19:54.834233  # [  124.025049] lkdtm: Good: zero detected
 4268 13:19:54.834535  # [  124.030565] lkdtm: Correctly stayed at zero
 4269 13:19:54.834902  # [  124.034791] lkdtm: attempting bad refcount_inc() from zero
 4270 13:19:54.835203  # [  124.040288] ------------[ cut here ]------------
 4271 13:19:54.835577  # [  124.044965] WARNING: CPU: 3 PID: 2980 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4272 13:19:54.877203  # [  124.053528] refcount_t: addition on 0; use-after-free.
 4273 13:19:54.877710  # [  124.058676] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4274 13:19:54.878052  # [  124.087894] CPU: 3 PID: 2980 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4275 13:19:54.921102  # [  124.095644] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4276 13:19:54.921624  # [  124.102175] Backtrace: 
 4277 13:19:54.922049  # [  124.104650] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4278 13:19:54.922382  # [  124.112231]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4279 13:19:54.922736  # [  124.117903] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4280 13:19:54.923057  # [  124.125226] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4281 13:19:54.923360  # [  124.132198]  r9:00000009 r8:c086e500 r7:00000019 r6:00000009 r5:c086e500 r4:c1a24e8c
 4282 13:19:54.965165  # [  124.139952] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4283 13:19:54.965672  # [  124.147443]  r7:00000019 r6:c1a24e8c r5:c1a24e9c r4:c5f0e000
 4284 13:19:54.966066  # [  124.153116] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e500>] (refcount_warn_saturate+0x108/0x174)
 4285 13:19:54.966377  # [  124.162170]  r9:c1ad0ee4 r8:c15e8634 r7:c5f0ff60 r6:00000012 r5:00000000 r4:c5f0e000
 4286 13:19:54.966667  # [  124.169924] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300bc>] (__refcount_add.constprop.0+0x54/0x58)
 4287 13:19:55.013113  # [  124.179590] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f08c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4288 13:19:55.013661  # [  124.189347] [<c138efe4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4289 13:19:55.014016  # [  124.198137]  r5:c64e3000 r4:00000033
 4290 13:19:55.014339  # [  124.201724] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4291 13:19:55.014667  # [  124.209743] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4292 13:19:55.015033  # [  124.217668]  r9:c5f0ff60 r8:c3022c00 r7:00000012 r6:b6ea8000 r5:c5e29900 r4:c0c2f408
 4293 13:19:55.057334  # [  124.225426] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4294 13:19:55.057881  # [  124.233264]  r9:c07f5fd4 r8:c5f0ff60 r7:c2816000 r6:b6ea8000 r5:c5e29900 r4:00000000
 4295 13:19:55.058236  # [  124.241016] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4296 13:19:55.058564  # [  124.248160]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5f0e000 r5:c5e29900
 4297 13:19:55.058878  # [  124.255994]  r4:c5e29900
 4298 13:19:55.059184  # [  124.258539] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4299 13:19:55.101433  # [  124.265684]  r9:c5f0e000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000012 r4:00000012
 4300 13:19:55.101974  # [  124.273438] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4301 13:19:55.102326  # [  124.281013] Exception stack(0xc5f0ffa8 to 0xc5f0fff0)
 4302 13:19:55.102654  # [  124.286073] ffa0:                   00000012 00000012 00000001 b6ea8000 00000012 00000000
 4303 13:19:55.102969  # [  124.294259] ffc0: 00000012 00000012 b6fefe00 00000004 00000001 00000000 00020000 beabca54
 4304 13:19:55.103273  # [  124.302441] ffe0: 00000004 beabc788 b6f5a4cf b6ee07e6
 4305 13:19:55.103572  # [  124.307544] irq event stamp: 0
 4306 13:19:55.145332  # [  124.310616] hardirqs last  enabled at (0): [<00000000>] 0x0
 4307 13:19:55.145841  # [  124.316231] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4308 13:19:55.146202  # [  124.323795] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4309 13:19:55.146529  # [  124.331305] softirqs last disabled at (0): [<00000000>] 0x0
 4310 13:19:55.146840  # [  124.336931] ---[ end trace 3f0f7cd99f406d93 ]---
 4311 13:19:55.147147  # [  124.341567] lkdtm: Zero detected: saturated
 4312 13:19:55.147447  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]
 4313 13:19:55.189171  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1
 4314 13:19:55.189680  # selftests: lkdtm: R[  124.786896] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4315 13:19:55.190003  EFCOUNT_ADD_ZERO.sh
 4316 13:19:55.190300  [  124.793918] lkdtm: attempting safe refcount_add_not_zero() from zero
 4317 13:19:55.190589  [  124.802048] lkdtm: Good: zero detected
 4318 13:19:55.190871  [  124.805883] lkdtm: Correctly stayed at zero
 4319 13:19:55.191144  [  124.810082] lkdtm: attempting bad refcount_add() from zero
 4320 13:19:55.191409  [  124.815629] ------------[ cut here ]------------
 4321 13:19:55.233442  [  124.820283] WARNING: CPU: 3 PID: 3014 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4322 13:19:55.233986  [  124.828855] refcount_t: addition on 0; use-after-free.
 4323 13:19:55.234341  [  124.834041] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4324 13:19:55.234686  [  124.863276] CPU: 3 PID: 3014 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4325 13:19:55.277418  [  124.871028] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4326 13:19:55.277966  [  124.877565] Backtrace: 
 4327 13:19:55.278317  [  124.880048] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4328 13:19:55.278640  [  124.887632]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4329 13:19:55.278951  [  124.893309] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4330 13:19:55.279255  [  124.900637] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4331 13:19:55.321410  [  124.907611]  r9:00000009 r8:c086e500 r7:00000019 r6:00000009 r5:c086e500 r4:c1a24e8c
 4332 13:19:55.321954  [  124.915370] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4333 13:19:55.322313  [  124.922865]  r7:00000019 r6:c1a24e8c r5:c1a24e9c r4:c5bfa000
 4334 13:19:55.322634  [  124.928544] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e500>] (refcount_warn_saturate+0x108/0x174)
 4335 13:19:55.322947  [  124.937602]  r9:c1ad0ef8 r8:c15e8634 r7:c5bfbf60 r6:00000012 r5:00000000 r4:c5bfa000
 4336 13:19:55.323250  [  124.945365] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300bc>] (__refcount_add.constprop.0+0x54/0x58)
 4337 13:19:55.365323  [  124.955036] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f158>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4338 13:19:55.365867  [  124.964799] [<c138f0b0>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4339 13:19:55.366225  [  124.973593]  r5:c5a16000 r4:00000034
 4340 13:19:55.366550  [  124.977185] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4341 13:19:55.366864  [  124.985208] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4342 13:19:55.367164  [  124.993137]  r9:c5bfbf60 r8:c3022c00 r7:00000012 r6:b6dce000 r5:c6235540 r4:c0c2f408
 4343 13:19:55.409427  
 4344 13:19:55.409965  [  125.000898] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4345 13:19:55.410320  [  125.008741]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6dce000 r5:c6235540 r4:00000000
 4346 13:19:55.410648  [  125.016498] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4347 13:19:55.410961  [  125.023645]  r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c5bfa000 r5:c6235540
 4348 13:19:55.411261  [  125.031481]  r4:c6235540
 4349 13:19:55.411554  [  125.034030] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4350 13:19:55.453126  [  125.041177]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000012 r4:00000012
 4351 13:19:55.453733  [  125.048938] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4352 13:19:55.454081  [  125.056515] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 4353 13:19:55.454446  [  125.061580] bfa0:                   00000012 00000012 00000001 b6dce000 00000012 00000000
 4354 13:19:55.454812  [  125.069770] bfc0: 00000012 00000012 b6f15e00 00000004 00000001 00000000 00020000 bef91a54
 4355 13:19:55.455207  [  125.077957] bfe0: 00000004 bef91788 b6e804cf b6e067e6
 4356 13:19:55.455328  [  125.083105] irq event stamp: 0
 4357 13:19:55.497139  [  125.086222] hardirqs last  enabled at (0): [<00000000>] 0x0
 4358 13:19:55.497308  [  125.091820] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4359 13:19:55.497384  [  125.099362] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4360 13:19:55.497452  [  125.106912] softirqs last disabled at (0): [<00000000>] 0x0
 4361 13:19:55.497519  [  125.112505] ---[ end trace 3f0f7cd99f406d94 ]---
 4362 13:19:55.497584  [  125.117199] lkdtm: Zero detected: saturated
 4363 13:19:55.615609  # [  124.786896] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4364 13:19:55.616148  # [  124.793918] lkdtm: attempting safe refcount_add_not_zero() from zero
 4365 13:19:55.616498  # [  124.802048] lkdtm: Good: zero detected
 4366 13:19:55.616883  # [  124.805883] lkdtm: Correctly stayed at zero
 4367 13:19:55.617203  # [  124.810082] lkdtm: attempting bad refcount_add() from zero
 4368 13:19:55.617511  # [  124.815629] ------------[ cut here ]------------
 4369 13:19:55.617810  # [  124.820283] WARNING: CPU: 3 PID: 3014 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4370 13:19:55.658579  # [  124.828855] refcount_t: addition on 0; use-after-free.
 4371 13:19:55.659113  # [  124.834041] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4372 13:19:55.659467  # [  124.863276] CPU: 3 PID: 3014 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4373 13:19:55.701416  # [  124.871028] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4374 13:19:55.701959  # [  124.877565] Backtrace: 
 4375 13:19:55.702305  # [  124.880048] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4376 13:19:55.702633  # [  124.887632]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4377 13:19:55.702944  # [  124.893309] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4378 13:19:55.703251  # [  124.900637] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4379 13:19:55.703549  # [  124.907611]  r9:00000009 r8:c086e500 r7:00000019 r6:00000009 r5:c086e500 r4:c1a24e8c
 4380 13:19:55.745134  # [  124.915370] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4381 13:19:55.745644  # [  124.922865]  r7:00000019 r6:c1a24e8c r5:c1a24e9c r4:c5bfa000
 4382 13:19:55.745986  # [  124.928544] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e500>] (refcount_warn_saturate+0x108/0x174)
 4383 13:19:55.746386  # [  124.937602]  r9:c1ad0ef8 r8:c15e8634 r7:c5bfbf60 r6:00000012 r5:00000000 r4:c5bfa000
 4384 13:19:55.746715  # [  124.945365] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300bc>] (__refcount_add.constprop.0+0x54/0x58)
 4385 13:19:55.789176  # [  124.955036] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f158>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4386 13:19:55.789723  # [  124.964799] [<c138f0b0>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4387 13:19:55.790075  # [  124.973593]  r5:c5a16000 r4:00000034
 4388 13:19:55.790401  # [  124.977185] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4389 13:19:55.790717  # [  124.985208] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4390 13:19:55.791022  # [  124.993137]  r9:c5bfbf60 r8:c3022c00 r7:00000012 r6:b6dce000 r5:c6235540 r4:c0c2f408
 4391 13:19:55.833108  # [  125.000898] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4392 13:19:55.833656  # [  125.008741]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6dce000 r5:c6235540 r4:00000000
 4393 13:19:55.834014  # [  125.016498] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4394 13:19:55.834342  # [  125.023645]  r10:00000004 r9:00000000 r8:00000000 r7:b6dce000 r6:c5bfa000 r5:c6235540
 4395 13:19:55.834727  # [  125.031481]  r4:c6235540
 4396 13:19:55.835038  # [  125.034030] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4397 13:19:55.876999  # [  125.041177]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f15e00 r5:00000012 r4:00000012
 4398 13:19:55.877171  # [  125.048938] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4399 13:19:55.877250  # [  125.056515] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 4400 13:19:55.877320  # [  125.061580] bfa0:                   00000012 00000012 00000001 b6dce000 00000012 00000000
 4401 13:19:55.877387  # [  125.069770] bfc0: 00000012 00000012 b6f15e00 00000004 00000001 00000000 00020000 bef91a54
 4402 13:19:55.877453  # [  125.077957] bfe0: 00000004 bef91788 b6e804cf b6e067e6
 4403 13:19:55.877515  # [  125.083105] irq event stamp: 0
 4404 13:19:55.921098  # [  125.086222] hardirqs last  enabled at (0): [<00000000>] 0x0
 4405 13:19:55.921367  # [  125.091820] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4406 13:19:55.921514  # [  125.099362] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4407 13:19:55.921648  # [  125.106912] softirqs last disabled at (0): [<00000000>] 0x0
 4408 13:19:55.921776  # [  125.112505] ---[ end trace 3f0f7cd99f406d94 ]---
 4409 13:19:55.921899  # [  125.117199] lkdtm: Zero detected: saturated
 4410 13:19:55.922019  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]
 4411 13:19:55.965266  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1
 4412 13:19:55.965816  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4413 13:19:55.982045  [  125.587018] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4414 13:19:55.982585  [  125.593138] lkdtm: attempting bad refcount_inc() from saturated
 4415 13:19:55.982929  [  125.599192] ------------[ cut here ]------------
 4416 13:19:55.983252  [  125.603890] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4417 13:19:55.983569  [  125.612372] refcount_t: saturated; leaking memory.
 4418 13:19:56.025296  [  125.617218] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4419 13:19:56.025852  [  125.646375] CPU: 0 PID: 3051 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4420 13:19:56.026210  [  125.654125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4421 13:19:56.026539  [  125.660656] Backtrace: 
 4422 13:19:56.026850  [  125.663132] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4423 13:19:56.069161  [  125.670712]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4424 13:19:56.069702  [  125.676386] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4425 13:19:56.070053  [  125.683712] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4426 13:19:56.070376  [  125.690684]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 4427 13:19:56.070689  [  125.698439] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4428 13:19:56.070992  [  125.705929]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5bfa000
 4429 13:19:56.113301  [  125.711603] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 4430 13:19:56.113848  [  125.720571]  r9:c1ad0f0c r8:c15e8634 r7:c5bfbf60 r6:00000017 r5:c448e000 r4:c5bfa000
 4431 13:19:56.114205  [  125.728329] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 4432 13:19:56.114529  [  125.737997] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f1c8>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4433 13:19:56.114842  [  125.748186] [<c138f17c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4434 13:19:56.115148  [  125.757409]  r4:00000035
 4435 13:19:56.157323  [  125.759953] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4436 13:19:56.157865  [  125.767972] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4437 13:19:56.158218  [  125.775900]  r9:c5bfbf60 r8:c3022c00 r7:00000017 r6:b6ddb000 r5:c59d7180 r4:c0c2f408
 4438 13:19:56.158547  [  125.783658] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4439 13:19:56.158860  [  125.791496]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6ddb000 r5:c59d7180 r4:00000000
 4440 13:19:56.201139  [  125.799248] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4441 13:19:56.201676  [  125.806393]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c5bfa000 r5:c59d7180
 4442 13:19:56.202026  [  125.814227]  r4:c59d7180
 4443 13:19:56.202344  [  125.816773] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4444 13:19:56.202655  [  125.823918]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000017 r4:00000017
 4445 13:19:56.202958  [  125.831673] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4446 13:19:56.203254  [  125.839247] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 4447 13:19:56.245269  [  125.844308] bfa0:                   00000017 00000017 00000001 b6ddb000 00000017 00000000
 4448 13:19:56.245777  [  125.852495] bfc0: 00000017 00000017 b6f22e00 00000004 00000001 00000000 00020000 bea88a54
 4449 13:19:56.246135  [  125.860680] bfe0: 00000004 bea88788 b6e8d4cf b6e137e6
 4450 13:19:56.246460  [  125.865782] irq event stamp: 0
 4451 13:19:56.246772  [  125.868856] hardirqs last  enabled at (0): [<00000000>] 0x0
 4452 13:19:56.247079  [  125.874480] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4453 13:19:56.247376  [  125.881996] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4454 13:19:56.289374  [  125.889541] softirqs last disabled at (0): [<00000000>] 0x0
 4455 13:19:56.289880  [  125.895152] ---[ end trace 3f0f7cd99f406d95 ]---
 4456 13:19:56.290206  [  125.899781] lkdtm: Saturation detected: still saturated
 4457 13:19:56.422213  # [  125.587018] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4458 13:19:56.422751  # [  125.593138] lkdtm: attempting bad refcount_inc() from saturated
 4459 13:19:56.423100  # [  125.599192] ------------[ cut here ]------------
 4460 13:19:56.423420  # [  125.603890] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4461 13:19:56.423731  # [  125.612372] refcount_t: saturated; leaking memory.
 4462 13:19:56.469158  # [  125.617218] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4463 13:19:56.469714  # [  125.646375] CPU: 0 PID: 3051 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4464 13:19:56.470100  # [  125.654125] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4465 13:19:56.470467  # [  125.660656] Backtrace: 
 4466 13:19:56.470806  # [  125.663132] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4467 13:19:56.471147  # [  125.670712]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4468 13:19:56.513122  # [  125.676386] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4469 13:19:56.513633  # [  125.683712] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4470 13:19:56.513987  # [  125.690684]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 4471 13:19:56.514312  # [  125.698439] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4472 13:19:56.514622  # [  125.705929]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5bfa000
 4473 13:19:56.557179  # [  125.711603] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 4474 13:19:56.557724  # [  125.720571]  r9:c1ad0f0c r8:c15e8634 r7:c5bfbf60 r6:00000017 r5:c448e000 r4:c5bfa000
 4475 13:19:56.558082  # [  125.728329] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 4476 13:19:56.558409  # [  125.737997] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f1c8>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4477 13:19:56.558722  # [  125.748186] [<c138f17c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4478 13:19:56.559026  # [  125.757409]  r4:00000035
 4479 13:19:56.601160  # [  125.759953] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4480 13:19:56.601725  # [  125.767972] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4481 13:19:56.602124  # [  125.775900]  r9:c5bfbf60 r8:c3022c00 r7:00000017 r6:b6ddb000 r5:c59d7180 r4:c0c2f408
 4482 13:19:56.602499  # [  125.783658] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4483 13:19:56.602829  # [  125.791496]  r9:c07f5fd4 r8:c5bfbf60 r7:c2816000 r6:b6ddb000 r5:c59d7180 r4:00000000
 4484 13:19:56.645329  # [  125.799248] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4485 13:19:56.645838  # [  125.806393]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c5bfa000 r5:c59d7180
 4486 13:19:56.646166  # [  125.814227]  r4:c59d7180
 4487 13:19:56.646469  # [  125.816773] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4488 13:19:56.646759  # [  125.823918]  r9:c5bfa000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:00000017 r4:00000017
 4489 13:19:56.647039  # [  125.831673] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4490 13:19:56.647316  # [  125.839247] Exception stack(0xc5bfbfa8 to 0xc5bfbff0)
 4491 13:19:56.689100  # [  125.844308] bfa0:                   00000017 00000017 00000001 b6ddb000 00000017 00000000
 4492 13:19:56.689638  # [  125.852495] bfc0: 00000017 00000017 b6f22e00 00000004 00000001 00000000 00020000 bea88a54
 4493 13:19:56.689992  # [  125.860680] bfe0: 00000004 bea88788 b6e8d4cf b6e137e6
 4494 13:19:56.690326  # [  125.865782] irq event stamp: 0
 4495 13:19:56.690643  # [  125.868856] hardirqs last  enabled at (0): [<00000000>] 0x0
 4496 13:19:56.690955  # [  125.874480] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4497 13:19:56.733355  # [  125.881996] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4498 13:19:56.733865  # [  125.889541] softirqs last disabled at (0): [<00000000>] 0x0
 4499 13:19:56.734195  # [  125.895152] ---[ end trace 3f0f7cd99f406d95 ]---
 4500 13:19:56.734497  # [  125.899781] lkdtm: Saturation detected: still saturated
 4501 13:19:56.734790  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4502 13:19:56.735076  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4503 13:19:56.735358  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4504 13:19:56.771363  [  126.376166] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4505 13:19:56.771874  [  126.382280] lkdtm: attempting bad refcount_dec() from saturated
 4506 13:19:56.772203  [  126.388387] ------------[ cut here ]------------
 4507 13:19:56.772510  [  126.393072] WARNING: CPU: 0 PID: 3086 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4508 13:19:56.772855  [  126.401571] refcount_t: decrement hit 0; leaking memory.
 4509 13:19:56.814579  [  126.407012] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4510 13:19:56.815141  [  126.436567] CPU: 0 PID: 3086 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4511 13:19:56.815503  [  126.444318] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4512 13:19:56.815838  [  126.450851] Backtrace: 
 4513 13:19:56.816156  [  126.453324] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4514 13:19:56.857629  [  126.460903]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4515 13:19:56.858179  [  126.466575] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4516 13:19:56.858540  [  126.473900] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4517 13:19:56.858873  [  126.480871]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 4518 13:19:56.859196  [  126.488627] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4519 13:19:56.859507  [  126.496116]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c6552000
 4520 13:19:56.901082  [  126.501791] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 4521 13:19:56.901589  [  126.510759]  r9:c1ad0f24 r8:c15e8634 r7:c6553f60 r6:00000017 r5:c58b7000 r4:c6552000
 4522 13:19:56.901917  [  126.518516] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 4523 13:19:56.902226  [  126.528180] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138f234>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4524 13:19:56.902521  [  126.538372] [<c138f1ec>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4525 13:19:56.902806  [  126.547594]  r4:00000036
 4526 13:19:56.945188  [  126.550140] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4527 13:19:56.945730  [  126.558158] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4528 13:19:56.946095  [  126.566085]  r9:c6553f60 r8:c3022c00 r7:00000017 r6:b6e8e000 r5:c5a86f00 r4:c0c2f408
 4529 13:19:56.946429  [  126.573841] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4530 13:19:56.946750  [  126.581680]  r9:c07f5fd4 r8:c6553f60 r7:c2816000 r6:b6e8e000 r5:c5a86f00 r4:00000000
 4531 13:19:56.989265  [  126.589431] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4532 13:19:56.989812  [  126.596576]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c6552000 r5:c5a86f00
 4533 13:19:56.990174  [  126.604408]  r4:c5a86f00
 4534 13:19:56.990500  [  126.606954] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4535 13:19:56.990816  [  126.614097]  r9:c6552000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000017 r4:00000017
 4536 13:19:56.991127  [  126.621852] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4537 13:19:56.991433  [  126.629426] Exception stack(0xc6553fa8 to 0xc6553ff0)
 4538 13:19:57.033308  [  126.634488] 3fa0:                   00000017 00000017 00000001 b6e8e000 00000017 00000000
 4539 13:19:57.033855  [  126.642674] 3fc0: 00000017 00000017 b6fd5e00 00000004 00000001 00000000 00020000 beff7a54
 4540 13:19:57.034220  [  126.650856] 3fe0: 00000004 beff7788 b6f404cf b6ec67e6
 4541 13:19:57.034557  [  126.655946] irq event stamp: 0
 4542 13:19:57.034876  [  126.659019] hardirqs last  enabled at (0): [<00000000>] 0x0
 4543 13:19:57.035189  [  126.664632] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4544 13:19:57.035496  [  126.672133] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4545 13:19:57.077093  [  126.679672] softirqs last disabled at (0): [<00000000>] 0x0
 4546 13:19:57.077269  [  126.685282] ---[ end trace 3f0f7cd99f406d96 ]---
 4547 13:19:57.077353  [  126.689910] lkdtm: Saturation detected: still saturated
 4548 13:19:57.202410  # [  126.376166] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4549 13:19:57.202949  # [  126.382280] lkdtm: attempting bad refcount_dec() from saturated
 4550 13:19:57.203290  # [  126.388387] ------------[ cut here ]------------
 4551 13:19:57.203595  # [  126.393072] WARNING: CPU: 0 PID: 3086 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4552 13:19:57.203889  # [  126.401571] refcount_t: decrement hit 0; leaking memory.
 4553 13:19:57.245432  # [  126.407012] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4554 13:19:57.245986  # [  126.436567] CPU: 0 PID: 3086 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4555 13:19:57.246348  # [  126.444318] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4556 13:19:57.246684  # [  126.450851] Backtrace: 
 4557 13:19:57.247001  # [  126.453324] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4558 13:19:57.293052  # [  126.460903]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4559 13:19:57.293597  # [  126.466575] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4560 13:19:57.293961  # [  126.473900] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4561 13:19:57.294299  # [  126.480871]  r9:00000009 r8:c086e464 r7:0000001f r6:00000009 r5:c086e464 r4:c1a24e8c
 4562 13:19:57.294620  # [  126.488627] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4563 13:19:57.294939  # [  126.496116]  r7:0000001f r6:c1a24e8c r5:c1a24ef0 r4:c6552000
 4564 13:19:57.337170  # [  126.501791] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e464>] (refcount_warn_saturate+0x6c/0x174)
 4565 13:19:57.337713  # [  126.510759]  r9:c1ad0f24 r8:c15e8634 r7:c6553f60 r6:00000017 r5:c58b7000 r4:c6552000
 4566 13:19:57.338076  # [  126.518516] [<c086e3f8>] (refcount_warn_saturate) from [<c138eab4>] (__refcount_dec.constprop.0+0x38/0x3c)
 4567 13:19:57.338410  # [  126.528180] [<c138ea7c>] (__refcount_dec.constprop.0) from [<c138f234>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4568 13:19:57.380929  # [  126.538372] [<c138f1ec>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4569 13:19:57.381106  # [  126.547594]  r4:00000036
 4570 13:19:57.381183  # [  126.550140] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4571 13:19:57.381256  # [  126.558158] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4572 13:19:57.381326  # [  126.566085]  r9:c6553f60 r8:c3022c00 r7:00000017 r6:b6e8e000 r5:c5a86f00 r4:c0c2f408
 4573 13:19:57.381393  # [  126.573841] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4574 13:19:57.425127  # [  126.581680]  r9:c07f5fd4 r8:c6553f60 r7:c2816000 r6:b6e8e000 r5:c5a86f00 r4:00000000
 4575 13:19:57.425639  # [  126.589431] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4576 13:19:57.425988  # [  126.596576]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8e000 r6:c6552000 r5:c5a86f00
 4577 13:19:57.426295  # [  126.604408]  r4:c5a86f00
 4578 13:19:57.426588  # [  126.606954] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4579 13:19:57.426873  # [  126.614097]  r9:c6552000 r8:c03002e4 r7:00000004 r6:b6fd5e00 r5:00000017 r4:00000017
 4580 13:19:57.427150  # [  126.621852] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4581 13:19:57.469348  # [  126.629426] Exception stack(0xc6553fa8 to 0xc6553ff0)
 4582 13:19:57.469856  # [  126.634488] 3fa0:                   00000017 00000017 00000001 b6e8e000 00000017 00000000
 4583 13:19:57.470191  # [  126.642674] 3fc0: 00000017 00000017 b6fd5e00 00000004 00000001 00000000 00020000 beff7a54
 4584 13:19:57.470499  # [  126.650856] 3fe0: 00000004 beff7788 b6f404cf b6ec67e6
 4585 13:19:57.470792  # [  126.655946] irq event stamp: 0
 4586 13:19:57.471110  # [  126.659019] hardirqs last  enabled at (0): [<00000000>] 0x0
 4587 13:19:57.471419  # [  126.664632] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4588 13:19:57.513577  # [  126.672133] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4589 13:19:57.514127  # [  126.679672] softirqs last disabled at (0): [<00000000>] 0x0
 4590 13:19:57.514483  # [  126.685282] ---[ end trace 3f0f7cd99f406d96 ]---
 4591 13:19:57.514816  # [  126.689910] lkdtm: Saturation detected: still saturated
 4592 13:19:57.515133  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4593 13:19:57.515445  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4594 13:19:57.515748  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4595 13:19:57.568613  [  127.173440] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4596 13:19:57.569149  [  127.179555] lkdtm: attempting bad refcount_dec() from saturated
 4597 13:19:57.569479  [  127.185615] ------------[ cut here ]------------
 4598 13:19:57.569787  [  127.190300] WARNING: CPU: 3 PID: 3121 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4599 13:19:57.570105  [  127.198813] refcount_t: saturated; leaking memory.
 4600 13:19:57.611825  [  127.203716] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4601 13:19:57.612379  [  127.233197] CPU: 3 PID: 3121 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4602 13:19:57.612775  [  127.240946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4603 13:19:57.613116  [  127.247480] Backtrace: 
 4604 13:19:57.613435  [  127.249956] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4605 13:19:57.655066  [  127.257535]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4606 13:19:57.655605  [  127.263209] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4607 13:19:57.655962  [  127.270534] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4608 13:19:57.656292  [  127.277504]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 4609 13:19:57.656612  [  127.285258] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4610 13:19:57.656974  [  127.292746]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5b0c000
 4611 13:19:57.697919  [  127.298421] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 4612 13:19:57.698458  [  127.307388]  r9:c1ad0f3c r8:c15e8634 r7:c5b0df60 r6:00000017 r5:c64e3000 r4:c5b0c000
 4613 13:19:57.698814  [  127.315146] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 4614 13:19:57.699149  [  127.324814] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f2a4>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4615 13:19:57.699470  [  127.335003] [<c138f258>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4616 13:19:57.699783  [  127.344226]  r4:00000037
 4617 13:19:57.741473  [  127.346772] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4618 13:19:57.742020  [  127.354790] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4619 13:19:57.742375  [  127.362714]  r9:c5b0df60 r8:c3022c00 r7:00000017 r6:b6e46000 r5:c44dea00 r4:c0c2f408
 4620 13:19:57.742705  [  127.370473] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4621 13:19:57.743023  [  127.378311]  r9:c07f5fd4 r8:c5b0df60 r7:c2816000 r6:b6e46000 r5:c44dea00 r4:00000000
 4622 13:19:57.785172  [  127.386064] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4623 13:19:57.785717  [  127.393208]  r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c5b0c000 r5:c44dea00
 4624 13:19:57.786079  [  127.401041]  r4:c44dea00
 4625 13:19:57.786406  [  127.403586] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4626 13:19:57.786722  [  127.410729]  r9:c5b0c000 r8:c03002e4 r7:00000004 r6:b6f8de00 r5:00000017 r4:00000017
 4627 13:19:57.787032  [  127.418484] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4628 13:19:57.787334  [  127.426058] Exception stack(0xc5b0dfa8 to 0xc5b0dff0)
 4629 13:19:57.828785  [  127.431120] dfa0:                   00000017 00000017 00000001 b6e46000 00000017 00000000
 4630 13:19:57.828870  [  127.439308] dfc0: 00000017 00000017 b6f8de00 00000004 00000001 00000000 00020000 bef5fa54
 4631 13:19:57.828976  [  127.447493] dfe0: 00000004 bef5f788 b6ef84cf b6e7e7e6
 4632 13:19:57.829041  [  127.452608] irq event stamp: 0
 4633 13:19:57.829110  [  127.455703] hardirqs last  enabled at (0): [<00000000>] 0x0
 4634 13:19:57.829208  [  127.461292] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4635 13:19:57.829265  [  127.468833] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4636 13:19:57.873117  [  127.476403] softirqs last disabled at (0): [<00000000>] 0x0
 4637 13:19:57.873332  [  127.481998] ---[ end trace 3f0f7cd99f406d97 ]---
 4638 13:19:57.873446  [  127.486675] lkdtm: Saturation detected: still saturated
 4639 13:19:57.992951  # [  127.173440] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4640 13:19:57.993494  # [  127.179555] lkdtm: attempting bad refcount_dec() from saturated
 4641 13:19:57.993848  # [  127.185615] ------------[ cut here ]------------
 4642 13:19:57.994178  # [  127.190300] WARNING: CPU: 3 PID: 3121 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4643 13:19:57.994494  # [  127.198813] refcount_t: saturated; leaking memory.
 4644 13:19:58.035972  # [  127.203716] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4645 13:19:58.036600  # [  127.233197] CPU: 3 PID: 3121 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4646 13:19:58.037026  # [  127.240946] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4647 13:19:58.037421  # [  127.247480] Backtrace: 
 4648 13:19:58.037746  # [  127.249956] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4649 13:19:58.078848  # [  127.257535]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4650 13:19:58.079392  # [  127.263209] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4651 13:19:58.079793  # [  127.270534] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4652 13:19:58.080170  # [  127.277504]  r9:00000009 r8:c086e4cc r7:00000016 r6:00000009 r5:c086e4cc r4:c1a24e8c
 4653 13:19:58.080495  # [  127.285258] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4654 13:19:58.080899  # [  127.292746]  r7:00000016 r6:c1a24e8c r5:c1a24e64 r4:c5b0c000
 4655 13:19:58.121868  # [  127.298421] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e4cc>] (refcount_warn_saturate+0xd4/0x174)
 4656 13:19:58.122404  # [  127.307388]  r9:c1ad0f3c r8:c15e8634 r7:c5b0df60 r6:00000017 r5:c64e3000 r4:c5b0c000
 4657 13:19:58.122764  # [  127.315146] [<c086e3f8>] (refcount_warn_saturate) from [<c0c300ac>] (__refcount_add.constprop.0+0x44/0x58)
 4658 13:19:58.123096  # [  127.324814] [<c0c30068>] (__refcount_add.constprop.0) from [<c138f2a4>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4659 13:19:58.123393  # [  127.335003] [<c138f258>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4660 13:19:58.165064  # [  127.344226]  r4:00000037
 4661 13:19:58.165656  # [  127.346772] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4662 13:19:58.166023  # [  127.354790] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4663 13:19:58.166352  # [  127.362714]  r9:c5b0df60 r8:c3022c00 r7:00000017 r6:b6e46000 r5:c44dea00 r4:c0c2f408
 4664 13:19:58.166717  # [  127.370473] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4665 13:19:58.167030  # [  127.378311]  r9:c07f5fd4 r8:c5b0df60 r7:c2816000 r6:b6e46000 r5:c44dea00 r4:00000000
 4666 13:19:58.209166  # [  127.386064] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4667 13:19:58.209710  # [  127.393208]  r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c5b0c000 r5:c44dea00
 4668 13:19:58.210070  # [  127.401041]  r4:c44dea00
 4669 13:19:58.210396  # [  127.403586] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4670 13:19:58.210708  # [  127.410729]  r9:c5b0c000 r8:c03002e4 r7:00000004 r6:b6f8de00 r5:00000017 r4:00000017
 4671 13:19:58.211028  # [  127.418484] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4672 13:19:58.253160  # [  127.426058] Exception stack(0xc5b0dfa8 to 0xc5b0dff0)
 4673 13:19:58.253702  # [  127.431120] dfa0:                   00000017 00000017 00000001 b6e46000 00000017 00000000
 4674 13:19:58.254065  # [  127.439308] dfc0: 00000017 00000017 b6f8de00 00000004 00000001 00000000 00020000 bef5fa54
 4675 13:19:58.254396  # [  127.447493] dfe0: 00000004 bef5f788 b6ef84cf b6e7e7e6
 4676 13:19:58.254715  # [  127.452608] irq event stamp: 0
 4677 13:19:58.255021  # [  127.455703] hardirqs last  enabled at (0): [<00000000>] 0x0
 4678 13:19:58.255325  # [  127.461292] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4679 13:19:58.299109  # [  127.468833] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4680 13:19:58.299682  # [  127.476403] softirqs last disabled at (0): [<00000000>] 0x0
 4681 13:19:58.300015  # [  127.481998] ---[ end trace 3f0f7cd99f406d97 ]---
 4682 13:19:58.300363  # [  127.486675] lkdtm: Saturation detected: still saturated
 4683 13:19:58.300684  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4684 13:19:58.301004  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4685 13:19:58.301287  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4686 13:19:58.352345  [  127.957598] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4687 13:19:58.352912  [  127.964600] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4688 13:19:58.353268  [  127.971338] ------------[ cut here ]------------
 4689 13:19:58.353599  [  127.976036] WARNING: CPU: 3 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4690 13:19:58.353919  [  127.984531] refcount_t: saturated; leaking memory.
 4691 13:19:58.395586  [  127.989333] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4692 13:19:58.396144  [  128.018511] CPU: 3 PID: 3153 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4693 13:19:58.396505  [  128.026261] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4694 13:19:58.396887  [  128.032793] Backtrace: 
 4695 13:19:58.397211  [  128.035269] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4696 13:19:58.438790  [  128.042848]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4697 13:19:58.439332  [  128.048524] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4698 13:19:58.439686  [  128.055848] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4699 13:19:58.440016  [  128.062820]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 4700 13:19:58.440332  [  128.070574] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4701 13:19:58.440642  [  128.078064]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5b0a000
 4702 13:19:58.481721  [  128.083741] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 4703 13:19:58.482265  [  128.092709]  r9:c1ad0f54 r8:c15e8634 r7:c5b0bf60 r6:00000020 r5:c5a16000 r4:c0000000
 4704 13:19:58.482622  [  128.100468] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4705 13:19:58.482957  [  128.110915] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138f318>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4706 13:19:58.483274  [  128.122657]  r5:c5a16000 r4:c5b0a000
 4707 13:19:58.525224  [  128.126251] [<c138f2c8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4708 13:19:58.525772  [  128.136255]  r4:00000038
 4709 13:19:58.526120  [  128.138801] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4710 13:19:58.526442  [  128.146821] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4711 13:19:58.526746  [  128.154745]  r9:c5b0bf60 r8:c3022c00 r7:00000020 r6:b6e9e000 r5:c5b13b80 r4:c0c2f408
 4712 13:19:58.527042  [  128.162503] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4713 13:19:58.568955  [  128.170342]  r9:c07f5fd4 r8:c5b0bf60 r7:c2816000 r6:b6e9e000 r5:c5b13b80 r4:00000000
 4714 13:19:58.569154  [  128.178094] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4715 13:19:58.569252  [  128.185238]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c5b0a000 r5:c5b13b80
 4716 13:19:58.569340  [  128.193070]  r4:c5b13b80
 4717 13:19:58.569424  [  128.195615] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4718 13:19:58.569506  [  128.202759]  r9:c5b0a000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:00000020 r4:00000020
 4719 13:19:58.613009  [  128.210515] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4720 13:19:58.613365  [  128.218090] Exception stack(0xc5b0bfa8 to 0xc5b0bff0)
 4721 13:19:58.613458  [  128.223152] bfa0:                   00000020 00000020 00000001 b6e9e000 00000020 00000000
 4722 13:19:58.613535  [  128.231339] bfc0: 00000020 00000020 b6fe5e00 00000004 00000001 00000000 00020000 beac4a54
 4723 13:19:58.613607  [  128.239522] bfe0: 00000004 beac4788 b6f504cf b6ed67e6
 4724 13:19:58.613694  [  128.244629] irq event stamp: 0
 4725 13:19:58.613751  [  128.247702] hardirqs last  enabled at (0): [<00000000>] 0x0
 4726 13:19:58.613808  [  128.253314] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4727 13:19:58.657324  [  128.260841] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4728 13:19:58.657824  [  128.268383] softirqs last disabled at (0): [<00000000>] 0x0
 4729 13:19:58.658139  [  128.273998] ---[ end trace 3f0f7cd99f406d98 ]---
 4730 13:19:58.658430  [  128.278629] lkdtm: Saturation detected: still saturated
 4731 13:19:58.778959  # [  127.957598] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4732 13:19:58.779507  # [  127.964600] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4733 13:19:58.779851  # [  127.971338] ------------[ cut here ]------------
 4734 13:19:58.780171  # [  127.976036] WARNING: CPU: 3 PID: 3153 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4735 13:19:58.780481  # [  127.984531] refcount_t: saturated; leaking memory.
 4736 13:19:58.822260  # [  127.989333] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4737 13:19:58.822819  # [  128.018511] CPU: 3 PID: 3153 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4738 13:19:58.823182  # [  128.026261] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4739 13:19:58.823515  # [  128.032793] Backtrace: 
 4740 13:19:58.823832  # [  128.035269] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4741 13:19:58.869176  # [  128.042848]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4742 13:19:58.869723  # [  128.048524] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4743 13:19:58.870088  # [  128.055848] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4744 13:19:58.870422  # [  128.062820]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 4745 13:19:58.870738  # [  128.070574] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4746 13:19:58.871115  # [  128.078064]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5b0a000
 4747 13:19:58.913164  # [  128.083741] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 4748 13:19:58.913766  # [  128.092709]  r9:c1ad0f54 r8:c15e8634 r7:c5b0bf60 r6:00000020 r5:c5a16000 r4:c0000000
 4749 13:19:58.914148  # [  128.100468] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4750 13:19:58.914535  # [  128.110915] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138f318>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4751 13:19:58.914867  # [  128.122657]  r5:c5a16000 r4:c5b0a000
 4752 13:19:58.957205  # [  128.126251] [<c138f2c8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4753 13:19:58.957792  # [  128.136255]  r4:00000038
 4754 13:19:58.958168  # [  128.138801] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4755 13:19:58.958500  # [  128.146821] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4756 13:19:58.958862  # [  128.154745]  r9:c5b0bf60 r8:c3022c00 r7:00000020 r6:b6e9e000 r5:c5b13b80 r4:c0c2f408
 4757 13:19:59.001307  # [  128.162503] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4758 13:19:59.001851  # [  128.170342]  r9:c07f5fd4 r8:c5b0bf60 r7:c2816000 r6:b6e9e000 r5:c5b13b80 r4:00000000
 4759 13:19:59.002210  # [  128.178094] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4760 13:19:59.002540  # [  128.185238]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9e000 r6:c5b0a000 r5:c5b13b80
 4761 13:19:59.002858  # [  128.193070]  r4:c5b13b80
 4762 13:19:59.003168  # [  128.195615] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4763 13:19:59.003536  # [  128.202759]  r9:c5b0a000 r8:c03002e4 r7:00000004 r6:b6fe5e00 r5:00000020 r4:00000020
 4764 13:19:59.045274  # [  128.210515] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4765 13:19:59.045823  # [  128.218090] Exception stack(0xc5b0bfa8 to 0xc5b0bff0)
 4766 13:19:59.046183  # [  128.223152] bfa0:                   00000020 00000020 00000001 b6e9e000 00000020 00000000
 4767 13:19:59.046516  # [  128.231339] bfc0: 00000020 00000020 b6fe5e00 00000004 00000001 00000000 00020000 beac4a54
 4768 13:19:59.046833  # [  128.239522] bfe0: 00000004 beac4788 b6f504cf b6ed67e6
 4769 13:19:59.047141  # [  128.244629] irq event stamp: 0
 4770 13:19:59.047440  # [  128.247702] hardirqs last  enabled at (0): [<00000000>] 0x0
 4771 13:19:59.089106  # [  128.253314] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4772 13:19:59.089611  # [  128.260841] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4773 13:19:59.089947  # [  128.268383] softirqs last disabled at (0): [<00000000>] 0x0
 4774 13:19:59.090252  # [  128.273998] ---[ end trace 3f0f7cd99f406d98 ]---
 4775 13:19:59.090544  # [  128.278629] lkdtm: Saturation detected: still saturated
 4776 13:19:59.090880  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4777 13:19:59.091162  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
 4778 13:19:59.132906  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4779 13:19:59.139919  [  128.744672] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4780 13:19:59.140098  [  128.751573] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4781 13:19:59.140183  [  128.758345] ------------[ cut here ]------------
 4782 13:19:59.140260  [  128.763016] WARNING: CPU: 2 PID: 3187 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4783 13:19:59.140334  [  128.771629] refcount_t: saturated; leaking memory.
 4784 13:19:59.183272  [  128.776494] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4785 13:19:59.183536  [  128.805672] CPU: 2 PID: 3187 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4786 13:19:59.183686  [  128.813422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4787 13:19:59.183824  [  128.819953] Backtrace: 
 4788 13:19:59.183953  [  128.822431] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4789 13:19:59.226738  [  128.830012]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4790 13:19:59.227250  [  128.835687] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4791 13:19:59.227581  [  128.843012] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4792 13:19:59.227884  [  128.849983]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 4793 13:19:59.228177  [  128.857739] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4794 13:19:59.228462  [  128.865229]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5cd6000
 4795 13:19:59.269680  [  128.870906] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 4796 13:19:59.270215  [  128.879875]  r9:c1ad0f74 r8:c15e8634 r7:c5cd7f60 r6:00000020 r5:c61da000 r4:c0000000
 4797 13:19:59.270573  [  128.887632] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4798 13:19:59.270903  [  128.898082] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138f3a0>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4799 13:19:59.271221  [  128.909825]  r5:c61da000 r4:c5cd6000
 4800 13:19:59.313333  [  128.913419] [<c138f350>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4801 13:19:59.313877  [  128.923424]  r4:00000039
 4802 13:19:59.314230  [  128.925972] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4803 13:19:59.314562  [  128.933991] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4804 13:19:59.314876  [  128.941917]  r9:c5cd7f60 r8:c3022c00 r7:00000020 r6:b6ea8000 r5:c5885900 r4:c0c2f408
 4805 13:19:59.315185  [  128.949677] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4806 13:19:59.357196  [  128.957517]  r9:c07f5fd4 r8:c5cd7f60 r7:c2816000 r6:b6ea8000 r5:c5885900 r4:00000000
 4807 13:19:59.357738  [  128.965271] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4808 13:19:59.358101  [  128.972416]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5cd6000 r5:c5885900
 4809 13:19:59.358429  [  128.980249]  r4:c5885900
 4810 13:19:59.358742  [  128.982796] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4811 13:19:59.359054  [  128.989940]  r9:c5cd6000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000020 r4:00000020
 4812 13:19:59.359354  [  128.997696] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4813 13:19:59.400804  [  129.005271] Exception stack(0xc5cd7fa8 to 0xc5cd7ff0)
 4814 13:19:59.401051  [  129.010334] 7fa0:                   00000020 00000020 00000001 b6ea8000 00000020 00000000
 4815 13:19:59.401130  [  129.018520] 7fc0: 00000020 00000020 b6fefe00 00000004 00000001 00000000 00020000 be8eba54
 4816 13:19:59.401241  [  129.026704] 7fe0: 00000004 be8eb788 b6f5a4cf b6ee07e6
 4817 13:19:59.401357  [  129.031811] irq event stamp: 0
 4818 13:19:59.401417  [  129.034919] hardirqs last  enabled at (0): [<00000000>] 0x0
 4819 13:19:59.401476  [  129.040508] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4820 13:19:59.445378  [  129.048047] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4821 13:19:59.445889  [  129.055621] softirqs last disabled at (0): [<00000000>] 0x0
 4822 13:19:59.446216  [  129.061216] ---[ end trace 3f0f7cd99f406d99 ]---
 4823 13:19:59.446521  [  129.065887] lkdtm: Saturation detected: still saturated
 4824 13:19:59.575508  # [  128.744672] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4825 13:19:59.576055  # [  128.751573] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4826 13:19:59.576411  # [  128.758345] ------------[ cut here ]------------
 4827 13:19:59.576798  # [  128.763016] WARNING: CPU: 2 PID: 3187 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4828 13:19:59.577136  # [  128.771629] refcount_t: saturated; leaking memory.
 4829 13:19:59.618548  # [  128.776494] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4830 13:19:59.619105  # [  128.805672] CPU: 2 PID: 3187 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4831 13:19:59.619458  # [  128.813422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4832 13:19:59.619789  # [  128.819953] Backtrace: 
 4833 13:19:59.620100  # [  128.822431] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4834 13:19:59.661614  # [  128.830012]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4835 13:19:59.662233  # [  128.835687] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4836 13:19:59.662598  # [  128.843012] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4837 13:19:59.662975  # [  128.849983]  r9:00000009 r8:c086e498 r7:00000013 r6:00000009 r5:c086e498 r4:c1a24e8c
 4838 13:19:59.663301  # [  128.857739] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4839 13:19:59.663614  # [  128.865229]  r7:00000013 r6:c1a24e8c r5:c1a24e64 r4:c5cd6000
 4840 13:19:59.709118  # [  128.870906] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e498>] (refcount_warn_saturate+0xa0/0x174)
 4841 13:19:59.709623  # [  128.879875]  r9:c1ad0f74 r8:c15e8634 r7:c5cd7f60 r6:00000020 r5:c61da000 r4:c0000000
 4842 13:19:59.709951  # [  128.887632] [<c086e3f8>] (refcount_warn_saturate) from [<c138eb1c>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4843 13:19:59.710259  # [  128.898082] [<c138eab8>] (__refcount_add_not_zero.constprop.0) from [<c138f3a0>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4844 13:19:59.710555  # [  128.909825]  r5:c61da000 r4:c5cd6000
 4845 13:19:59.753206  # [  128.913419] [<c138f350>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4846 13:19:59.753815  # [  128.923424]  r4:00000039
 4847 13:19:59.754223  # [  128.925972] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4848 13:19:59.754557  # [  128.933991] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4849 13:19:59.754920  # [  128.941917]  r9:c5cd7f60 r8:c3022c00 r7:00000020 r6:b6ea8000 r5:c5885900 r4:c0c2f408
 4850 13:19:59.755240  # [  128.949677] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4851 13:19:59.801344  # [  128.957517]  r9:c07f5fd4 r8:c5cd7f60 r7:c2816000 r6:b6ea8000 r5:c5885900 r4:00000000
 4852 13:19:59.801887  # [  128.965271] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4853 13:19:59.802246  # [  128.972416]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5cd6000 r5:c5885900
 4854 13:19:59.802578  # [  128.980249]  r4:c5885900
 4855 13:19:59.802891  # [  128.982796] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4856 13:19:59.803202  # [  128.989940]  r9:c5cd6000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000020 r4:00000020
 4857 13:19:59.845310  # [  128.997696] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4858 13:19:59.845858  # [  129.005271] Exception stack(0xc5cd7fa8 to 0xc5cd7ff0)
 4859 13:19:59.846215  # [  129.010334] 7fa0:                   00000020 00000020 00000001 b6ea8000 00000020 00000000
 4860 13:19:59.846547  # [  129.018520] 7fc0: 00000020 00000020 b6fefe00 00000004 00000001 00000000 00020000 be8eba54
 4861 13:19:59.846863  # [  129.026704] 7fe0: 00000004 be8eb788 b6f5a4cf b6ee07e6
 4862 13:19:59.847175  # [  129.031811] irq event stamp: 0
 4863 13:19:59.847478  # [  129.034919] hardirqs last  enabled at (0): [<00000000>] 0x0
 4864 13:19:59.889149  # [  129.040508] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4865 13:19:59.889691  # [  129.048047] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4866 13:19:59.890045  # [  129.055621] softirqs last disabled at (0): [<00000000>] 0x0
 4867 13:19:59.890374  # [  129.061216] ---[ end trace 3f0f7cd99f406d99 ]---
 4868 13:19:59.890761  # [  129.065887] lkdtm: Saturation detected: still saturated
 4869 13:19:59.891075  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4870 13:19:59.891431  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
 4871 13:19:59.933438  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4872 13:19:59.941840  [  129.547029] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4873 13:19:59.942348  [  129.553978] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4874 13:19:59.942725  [  129.560694] ------------[ cut here ]------------
 4875 13:19:59.943052  [  129.565464] WARNING: CPU: 0 PID: 3224 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4876 13:19:59.943370  [  129.574069] refcount_t: underflow; use-after-free.
 4877 13:19:59.985127  [  129.578871] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4878 13:19:59.985683  [  129.608117] CPU: 0 PID: 3224 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4879 13:19:59.986036  [  129.615866] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4880 13:19:59.986364  [  129.622399] Backtrace: 
 4881 13:19:59.986678  [  129.624876] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4882 13:20:00.029183  [  129.632455]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4883 13:20:00.029728  [  129.638128] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4884 13:20:00.030086  [  129.645453] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4885 13:20:00.030413  [  129.652425]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4886 13:20:00.030731  [  129.660181] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4887 13:20:00.031037  [  129.667670]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c44dc000
 4888 13:20:00.073163  [  129.673346] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4889 13:20:00.073708  [  129.682402]  r9:c1ad0f94 r8:c15e8634 r7:c44ddf60 r6:00000020 r5:c58b7000 r4:c44dc000
 4890 13:20:00.074068  [  129.690159] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4891 13:20:00.074397  [  129.700610] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138f428>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 4892 13:20:00.117302  [  129.712362] [<c138f3d8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4893 13:20:00.117845  [  129.722368]  r4:0000003a
 4894 13:20:00.118201  [  129.724915] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4895 13:20:00.118531  [  129.732933] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4896 13:20:00.118848  [  129.740859]  r9:c44ddf60 r8:c3022c00 r7:00000020 r6:b6e05000 r5:c47a2f00 r4:c0c2f408
 4897 13:20:00.119152  [  129.748617] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4898 13:20:00.161304  [  129.756456]  r9:c07f5fd4 r8:c44ddf60 r7:c2816000 r6:b6e05000 r5:c47a2f00 r4:00000000
 4899 13:20:00.161849  [  129.764209] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4900 13:20:00.162204  [  129.771352]  r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c44dc000 r5:c47a2f00
 4901 13:20:00.162531  [  129.779185]  r4:c47a2f00
 4902 13:20:00.162842  [  129.781730] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4903 13:20:00.163147  [  129.788874]  r9:c44dc000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000020 r4:00000020
 4904 13:20:00.163449  [  129.796630] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4905 13:20:00.205171  [  129.804204] Exception stack(0xc44ddfa8 to 0xc44ddff0)
 4906 13:20:00.205675  [  129.809264] dfa0:                   00000020 00000020 00000001 b6e05000 00000020 00000000
 4907 13:20:00.205999  [  129.817450] dfc0: 00000020 00000020 b6f4ce00 00000004 00000001 00000000 00020000 beaaba54
 4908 13:20:00.206296  [  129.825635] dfe0: 00000004 beaab788 b6eb74cf b6e3d7e6
 4909 13:20:00.206581  [  129.830732] irq event stamp: 0
 4910 13:20:00.206864  [  129.833824] hardirqs last  enabled at (0): [<00000000>] 0x0
 4911 13:20:00.207137  [  129.839413] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4912 13:20:00.248975  [  129.846950] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4913 13:20:00.249156  [  129.854481] softirqs last disabled at (0): [<00000000>] 0x0
 4914 13:20:00.249241  [  129.860066] ---[ end trace 3f0f7cd99f406d9a ]---
 4915 13:20:00.249317  [  129.864719] lkdtm: Saturation detected: still saturated
 4916 13:20:00.377351  # [  129.547029] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4917 13:20:00.377897  # [  129.553978] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4918 13:20:00.378249  # [  129.560694] ------------[ cut here ]------------
 4919 13:20:00.378572  # [  129.565464] WARNING: CPU: 0 PID: 3224 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4920 13:20:00.378890  # [  129.574069] refcount_t: underflow; use-after-free.
 4921 13:20:00.421087  # [  129.578871] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4922 13:20:00.421654  # [  129.608117] CPU: 0 PID: 3224 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4923 13:20:00.422023  # [  129.615866] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4924 13:20:00.422348  # [  129.622399] Backtrace: 
 4925 13:20:00.422662  # [  129.624876] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4926 13:20:00.465186  
 4927 13:20:00.465727  # [  129.632455]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4928 13:20:00.466083  # [  129.638128] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4929 13:20:00.466410  # [  129.645453] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4930 13:20:00.466723  # [  129.652425]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4931 13:20:00.467033  # [  129.660181] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4932 13:20:00.467337  # [  129.667670]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c44dc000
 4933 13:20:00.512844  # [  129.673346] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4934 13:20:00.513006  # [  129.682402]  r9:c1ad0f94 r8:c15e8634 r7:c44ddf60 r6:00000020 r5:c58b7000 r4:c44dc000
 4935 13:20:00.513073  # [  129.690159] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4936 13:20:00.513137  # [  129.700610] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138f428>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 4937 13:20:00.557018  # [  129.712362] [<c138f3d8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4938 13:20:00.557259  # [  129.722368]  r4:0000003a
 4939 13:20:00.557390  # [  129.724915] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4940 13:20:00.557509  # [  129.732933] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4941 13:20:00.557623  # [  129.740859]  r9:c44ddf60 r8:c3022c00 r7:00000020 r6:b6e05000 r5:c47a2f00 r4:c0c2f408
 4942 13:20:00.557734  # [  129.748617] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4943 13:20:00.605257  # [  129.756456]  r9:c07f5fd4 r8:c44ddf60 r7:c2816000 r6:b6e05000 r5:c47a2f00 r4:00000000
 4944 13:20:00.605804  # [  129.764209] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4945 13:20:00.606164  # [  129.771352]  r10:00000004 r9:00000000 r8:00000000 r7:b6e05000 r6:c44dc000 r5:c47a2f00
 4946 13:20:00.606495  # [  129.779185]  r4:c47a2f00
 4947 13:20:00.606807  # [  129.781730] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4948 13:20:00.607113  # [  129.788874]  r9:c44dc000 r8:c03002e4 r7:00000004 r6:b6f4ce00 r5:00000020 r4:00000020
 4949 13:20:00.649325  # [  129.796630] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4950 13:20:00.649870  # [  129.804204] Exception stack(0xc44ddfa8 to 0xc44ddff0)
 4951 13:20:00.650223  # [  129.809264] dfa0:                   00000020 00000020 00000001 b6e05000 00000020 00000000
 4952 13:20:00.650553  # [  129.817450] dfc0: 00000020 00000020 b6f4ce00 00000004 00000001 00000000 00020000 beaaba54
 4953 13:20:00.650869  # [  129.825635] dfe0: 00000004 beaab788 b6eb74cf b6e3d7e6
 4954 13:20:00.651174  # [  129.830732] irq event stamp: 0
 4955 13:20:00.651474  # [  129.833824] hardirqs last  enabled at (0): [<00000000>] 0x0
 4956 13:20:00.693113  # [  129.839413] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4957 13:20:00.693660  # [  129.846950] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 4958 13:20:00.694016  # [  129.854481] softirqs last disabled at (0): [<00000000>] 0x0
 4959 13:20:00.694343  # [  129.860066] ---[ end trace 3f0f7cd99f406d9a ]---
 4960 13:20:00.694661  # [  129.864719] lkdtm: Saturation detected: still saturated
 4961 13:20:00.694968  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 4962 13:20:00.695402  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4963 13:20:00.737403  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 4964 13:20:00.754012  [  130.354104] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 4965 13:20:00.754519  [  130.361005] lkdtm: attempting bad refcount_sub_and_test() from saturated
 4966 13:20:00.754841  [  130.367797] ------------[ cut here ]------------
 4967 13:20:00.755144  [  130.372452] WARNING: CPU: 0 PID: 3259 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4968 13:20:00.755440  [  130.381041] refcount_t: underflow; use-after-free.
 4969 13:20:00.797305  [  130.385939] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 4970 13:20:00.797864  [  130.415517] CPU: 0 PID: 3259 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 4971 13:20:00.798223  [  130.423277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 4972 13:20:00.798553  [  130.429809] Backtrace: 
 4973 13:20:00.798864  [  130.432285] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 4974 13:20:00.799173  [  130.439865]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 4975 13:20:00.841179  [  130.445541] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 4976 13:20:00.841727  [  130.452864] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 4977 13:20:00.842085  [  130.459836]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 4978 13:20:00.842414  [  130.467589] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 4979 13:20:00.842727  [  130.475082]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c625c000
 4980 13:20:00.885174  [  130.480758] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 4981 13:20:00.885721  [  130.489812]  r9:c1ad0fb4 r8:c15e8634 r7:c625df60 r6:00000020 r5:c448e000 r4:c625c000
 4982 13:20:00.886082  [  130.497571] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4983 13:20:00.886415  [  130.508020] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138f4b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 4984 13:20:00.886732  [  130.519772] [<c138f460>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 4985 13:20:00.887041  [  130.529776]  r4:0000003b
 4986 13:20:00.929318  [  130.532322] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 4987 13:20:00.929865  [  130.540340] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 4988 13:20:00.930221  [  130.548265]  r9:c625df60 r8:c3022c00 r7:00000020 r6:b6e8d000 r5:c47a2f00 r4:c0c2f408
 4989 13:20:00.930552  [  130.556023] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 4990 13:20:00.930865  [  130.563863]  r9:c07f5fd4 r8:c625df60 r7:c2816000 r6:b6e8d000 r5:c47a2f00 r4:00000000
 4991 13:20:00.973325  [  130.571614] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 4992 13:20:00.973869  [  130.578759]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c625c000 r5:c47a2f00
 4993 13:20:00.974225  [  130.586593]  r4:c47a2f00
 4994 13:20:00.974550  [  130.589138] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 4995 13:20:00.974868  [  130.596281]  r9:c625c000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020
 4996 13:20:00.975178  [  130.604037] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4997 13:20:00.975479  [  130.611611] Exception stack(0xc625dfa8 to 0xc625dff0)
 4998 13:20:01.017122  [  130.616672] dfa0:                   00000020 00000020 00000001 b6e8d000 00000020 00000000
 4999 13:20:01.017525  [  130.624860] dfc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 beebaa54
 5000 13:20:01.017845  [  130.633043] dfe0: 00000004 beeba788 b6f3f4cf b6ec57e6
 5001 13:20:01.018145  [  130.638135] irq event stamp: 0
 5002 13:20:01.018434  [  130.641209] hardirqs last  enabled at (0): [<00000000>] 0x0
 5003 13:20:01.018717  [  130.646823] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5004 13:20:01.018993  [  130.654355] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5005 13:20:01.061154  [  130.661863] softirqs last disabled at (0): [<00000000>] 0x0
 5006 13:20:01.061338  [  130.667476] ---[ end trace 3f0f7cd99f406d9b ]---
 5007 13:20:01.061426  [  130.672106] lkdtm: Saturation detected: still saturated
 5008 13:20:01.179027  # [  130.354104] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5009 13:20:01.179573  # [  130.361005] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5010 13:20:01.179925  # [  130.367797] ------------[ cut here ]------------
 5011 13:20:01.180253  # [  130.372452] WARNING: CPU: 0 PID: 3259 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 5012 13:20:01.180570  # [  130.381041] refcount_t: underflow; use-after-free.
 5013 13:20:01.222152  # [  130.385939] 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 can_dev parallel_display imxdrm etnaviv gpu_sched imx_ipu_v3
 5014 13:20:01.222710  # [  130.415517] CPU: 0 PID: 3259 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 5015 13:20:01.223067  # [  130.423277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5016 13:20:01.223397  # [  130.429809] Backtrace: 
 5017 13:20:01.223709  # [  130.432285] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 5018 13:20:01.265117  # [  130.439865]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 5019 13:20:01.265659  # [  130.445541] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 5020 13:20:01.266009  # [  130.452864] [<c1387fac>] (dump_stack) from [<c03566f0>] (__warn+0xfc/0x16c)
 5021 13:20:01.266337  # [  130.459836]  r9:00000009 r8:c086e534 r7:0000001c r6:00000009 r5:c086e534 r4:c1a24e8c
 5022 13:20:01.266652  # [  130.467589] [<c03565f4>] (__warn) from [<c1382030>] (warn_slowpath_fmt+0x8c/0xa8)
 5023 13:20:01.266961  # [  130.475082]  r7:0000001c r6:c1a24e8c r5:c1a24ec8 r4:c625c000
 5024 13:20:01.309160  # [  130.480758] [<c1381fa8>] (warn_slowpath_fmt) from [<c086e534>] (refcount_warn_saturate+0x13c/0x174)
 5025 13:20:01.309674  # [  130.489812]  r9:c1ad0fb4 r8:c15e8634 r7:c625df60 r6:00000020 r5:c448e000 r4:c625c000
 5026 13:20:01.310049  # [  130.497571] [<c086e3f8>] (refcount_warn_saturate) from [<c0c30124>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 5027 13:20:01.310381  # [  130.508020] [<c0c300c0>] (__refcount_sub_and_test.constprop.0) from [<c138f4b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 5028 13:20:01.353244  # [  130.519772] [<c138f460>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 5029 13:20:01.353788  # [  130.529776]  r4:0000003b
 5030 13:20:01.354143  # [  130.532322] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 5031 13:20:01.354471  # [  130.540340] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 5032 13:20:01.354784  # [  130.548265]  r9:c625df60 r8:c3022c00 r7:00000020 r6:b6e8d000 r5:c47a2f00 r4:c0c2f408
 5033 13:20:01.355091  # [  130.556023] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 5034 13:20:01.397343  # [  130.563863]  r9:c07f5fd4 r8:c625df60 r7:c2816000 r6:b6e8d000 r5:c47a2f00 r4:00000000
 5035 13:20:01.397888  # [  130.571614] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 5036 13:20:01.398249  # [  130.578759]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c625c000 r5:c47a2f00
 5037 13:20:01.398574  # [  130.586593]  r4:c47a2f00
 5038 13:20:01.398887  # [  130.589138] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 5039 13:20:01.399194  # [  130.596281]  r9:c625c000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000020 r4:00000020
 5040 13:20:01.441369  # [  130.604037] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5041 13:20:01.441917  # [  130.611611] Exception stack(0xc625dfa8 to 0xc625dff0)
 5042 13:20:01.442273  # [  130.616672] dfa0:                   00000020 00000020 00000001 b6e8d000 00000020 00000000
 5043 13:20:01.442602  # [  130.624860] dfc0: 00000020 00000020 b6fd4e00 00000004 00000001 00000000 00020000 beebaa54
 5044 13:20:01.442918  # [  130.633043] dfe0: 00000004 beeba788 b6f3f4cf b6ec57e6
 5045 13:20:01.443226  # [  130.638135] irq event stamp: 0
 5046 13:20:01.443526  # [  130.641209] hardirqs last  enabled at (0): [<00000000>] 0x0
 5047 13:20:01.485082  # [  130.646823] hardirqs last disabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5048 13:20:01.485490  # [  130.654355] softirqs last  enabled at (0): [<c0353ce0>] copy_process+0x5c8/0x194c
 5049 13:20:01.485813  # [  130.661863] softirqs last disabled at (0): [<00000000>] 0x0
 5050 13:20:01.486113  # [  130.667476] ---[ end trace 3f0f7cd99f406d9b ]---
 5051 13:20:01.486195  # [  130.672106] lkdtm: Saturation detected: still saturated
 5052 13:20:01.486253  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5053 13:20:01.486309  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5054 13:20:01.486365  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5055 13:20:01.529148  # Skipping REFCOUNT_TIMING: timing only
 5056 13:20:01.529388  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5057 13:20:01.529523  # selftests: lkdtm: ATOMIC_TIMING.sh
 5058 13:20:01.611823  # Skipping ATOMIC_TIMING: timing only
 5059 13:20:01.612364  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5060 13:20:01.627998  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5061 13:20:01.894100  [  131.511334] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5062 13:20:01.894644  [  131.517531] lkdtm: attempting good copy_to_user of correct size
 5063 13:20:01.894999  [  131.523609] lkdtm: attempting bad copy_to_user of too large size
 5064 13:20:02.015138  # [  131.511334] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5065 13:20:02.015689  # [  131.517531] lkdtm: attempting good copy_to_user of correct size
 5066 13:20:02.016043  # [  131.523609] lkdtm: attempting bad copy_to_user of too large size
 5067 13:20:02.031119  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5068 13:20:02.059058  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5069 13:20:02.075025  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5070 13:20:02.340815  [  131.960350] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5071 13:20:02.340980  [  131.966756] lkdtm: attempting good copy_from_user of correct size
 5072 13:20:02.341047  [  131.972920] lkdtm: attempting bad copy_from_user of too large size
 5073 13:20:02.470013  # [  131.960350] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5074 13:20:02.470551  # [  131.966756] lkdtm: attempting good copy_from_user of correct size
 5075 13:20:02.470904  # [  131.972920] lkdtm: attempting bad copy_from_user of too large size
 5076 13:20:02.486133  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5077 13:20:02.512096  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5078 13:20:02.528082  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5079 13:20:02.794447  [  132.411768] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5080 13:20:02.794991  [  132.418319] lkdtm: attempting good copy_to_user inside whitelist
 5081 13:20:02.795341  [  132.424535] lkdtm: attempting bad copy_to_user outside whitelist
 5082 13:20:02.935161  # [  132.411768] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5083 13:20:02.935704  # [  132.418319] lkdtm: attempting good copy_to_user inside whitelist
 5084 13:20:02.936055  # [  132.424535] lkdtm: attempting bad copy_to_user outside whitelist
 5085 13:20:02.936381  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5086 13:20:02.959108  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5087 13:20:02.975106  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5088 13:20:03.240257  [  132.859931] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5089 13:20:03.240828  [  132.866681] lkdtm: attempting good copy_from_user inside whitelist
 5090 13:20:03.241187  [  132.872885] lkdtm: attempting bad copy_from_user outside whitelist
 5091 13:20:03.385156  # [  132.859931] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5092 13:20:03.385700  # [  132.866681] lkdtm: attempting good copy_from_user inside whitelist
 5093 13:20:03.386054  # [  132.872885] lkdtm: attempting bad copy_from_user outside whitelist
 5094 13:20:03.386380  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5095 13:20:03.411055  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5096 13:20:03.427038  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5097 13:20:03.709212  [  133.316142] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5098 13:20:03.709754  [  133.322352] lkdtm: good_stack: c5f57e0c-c5f57e2c
 5099 13:20:03.710103  [  133.327071] lkdtm: bad_stack : c5f57d84-c5f57da4
 5100 13:20:03.710423  [  133.331721] lkdtm: attempting good copy_to_user of local stack
 5101 13:20:03.710726  [  133.337674] lkdtm: attempting bad copy_to_user of distant stack
 5102 13:20:03.853119  # [  133.316142] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5103 13:20:03.853661  # [  133.322352] lkdtm: good_stack: c5f57e0c-c5f57e2c
 5104 13:20:03.854014  # [  133.327071] lkdtm: bad_stack : c5f57d84-c5f57da4
 5105 13:20:03.854340  # [  133.331721] lkdtm: attempting good copy_to_user of local stack
 5106 13:20:03.854653  # [  133.337674] lkdtm: attempting bad copy_to_user of distant stack
 5107 13:20:03.854956  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5108 13:20:03.877946  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5109 13:20:03.893933  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5110 13:20:04.180938  [  133.787853] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5111 13:20:04.181178  [  133.794328] lkdtm: good_stack: c616de0c-c616de2c
 5112 13:20:04.181314  [  133.798963] lkdtm: bad_stack : c616dd84-c616dda4
 5113 13:20:04.181433  [  133.803654] lkdtm: attempting good copy_from_user of local stack
 5114 13:20:04.181549  [  133.809693] lkdtm: attempting bad copy_from_user of distant stack
 5115 13:20:04.323171  # [  133.787853] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5116 13:20:04.323722  # [  133.794328] lkdtm: good_stack: c616de0c-c616de2c
 5117 13:20:04.324077  # [  133.798963] lkdtm: bad_stack : c616dd84-c616dda4
 5118 13:20:04.324401  # [  133.803654] lkdtm: attempting good copy_from_user of local stack
 5119 13:20:04.324802  # [  133.809693] lkdtm: attempting bad copy_from_user of distant stack
 5120 13:20:04.325150  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5121 13:20:04.348082  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5122 13:20:04.364069  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5123 13:20:04.640203  [  134.247584] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5124 13:20:04.640393  [  134.253740] lkdtm: good_stack: c60e1e0c-c60e1e2c
 5125 13:20:04.640487  [  134.258393] lkdtm: bad_stack : c60e1ffc-c60e201c
 5126 13:20:04.640571  [  134.263075] lkdtm: attempting good copy_to_user of local stack
 5127 13:20:04.640653  [  134.269021] lkdtm: attempting bad copy_to_user of distant stack
 5128 13:20:04.781201  # [  134.247584] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5129 13:20:04.781744  # [  134.253740] lkdtm: good_stack: c60e1e0c-c60e1e2c
 5130 13:20:04.782097  # [  134.258393] lkdtm: bad_stack : c60e1ffc-c60e201c
 5131 13:20:04.782420  # [  134.263075] lkdtm: attempting good copy_to_user of local stack
 5132 13:20:04.782733  # [  134.269021] lkdtm: attempting bad copy_to_user of distant stack
 5133 13:20:04.783038  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 5134 13:20:04.806079  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 5135 13:20:04.822108  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5136 13:20:05.093303  [  134.705862] lkdtm: Performing direct entry USERCOPY_KERNEL
 5137 13:20:05.093849  [  134.711380] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0
 5138 13:20:05.094215  [  134.718713] lkdtm: attempting bad copy_to_user from kernel text: c053a2ec
 5139 13:20:05.094542  [  134.725593] lkdtm: FAIL: survived bad copy_to_user()
 5140 13:20:05.229134  # [  134.705862] lkdtm: Performing direct entry USERCOPY_KERNEL
 5141 13:20:05.229673  # [  134.711380] lkdtm: attempting good copy_to_user from kernel rodata: c15e88e0
 5142 13:20:05.230024  # [  134.718713] lkdtm: attempting bad copy_to_user from kernel text: c053a2ec
 5143 13:20:05.230349  # [  134.725593] lkdtm: FAIL: survived bad copy_to_user()
 5144 13:20:05.230663  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5145 13:20:05.245341  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5146 13:20:05.261067  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5147 13:20:05.567804  [  135.173115] lkdtm: Performing direct entry STACKLEAK_ERASING
 5148 13:20:05.568344  [  135.178924] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5149 13:20:05.568731  [  135.186020] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5150 13:20:05.569064  [  135.192911] lkdtm: FAIL: the thread stack is NOT properly erased
 5151 13:20:05.569377  [  135.199106] CPU: 0 PID: 3624 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 5152 13:20:05.569682  [  135.206868] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5153 13:20:05.569980  [  135.213399] Backtrace: 
 5154 13:20:05.611066  [  135.215879] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 5155 13:20:05.611576  [  135.223458]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 5156 13:20:05.611900  [  135.229131] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 5157 13:20:05.612200  [  135.236455] [<c1387fac>] (dump_stack) from [<c138f798>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5158 13:20:05.612491  [  135.244989]  r9:c1ad10bc r8:c15e8634 r7:c5a81f60 r6:c5a81e34 r5:c5a80000 r4:0000078d
 5159 13:20:05.654288  [  135.252749] [<c138f650>] (lkdtm_STACKLEAK_ERASING) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 5160 13:20:05.654835  [  135.261541]  r8:c15e8634 r7:c5a81f60 r6:00000012 r5:c58b7000 r4:00000046
 5161 13:20:05.655186  [  135.268254] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 5162 13:20:05.655515  [  135.276274] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 5163 13:20:05.655828  [  135.284200]  r9:c5a81f60 r8:c3022c00 r7:00000012 r6:b6dc4000 r5:c47a3400 r4:c0c2f408
 5164 13:20:05.656136  [  135.291957] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 5165 13:20:05.697525  [  135.299796]  r9:c07f5fd4 r8:c5a81f60 r7:c2816000 r6:b6dc4000 r5:c47a3400 r4:00000000
 5166 13:20:05.698069  [  135.307547] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 5167 13:20:05.698417  [  135.314692]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c5a80000 r5:c47a3400
 5168 13:20:05.698744  [  135.322525]  r4:c47a3400
 5169 13:20:05.699053  [  135.325071] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 5170 13:20:05.699357  [  135.332218]  r9:c5a80000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000012 r4:00000012
 5171 13:20:05.740060  [  135.339974] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5172 13:20:05.740610  [  135.347549] Exception stack(0xc5a81fa8 to 0xc5a81ff0)
 5173 13:20:05.741002  [  135.352609] 1fa0:                   00000012 00000012 00000001 b6dc4000 00000012 00000000
 5174 13:20:05.741346  [  135.360798] 1fc0: 00000012 00000012 b6f0be00 00000004 00000001 00000000 00020000 be962a54
 5175 13:20:05.741664  [  135.368981] 1fe0: 00000004 be962788 b6e764cf b6dfc7e6
 5176 13:20:05.883848  # [  135.173115] lkdtm: Performing direct entry STACKLEAK_ERASING
 5177 13:20:05.884354  # [  135.178924] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5178 13:20:05.884700  # [  135.186020] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5179 13:20:05.885010  # [  135.192911] lkdtm: FAIL: the thread stack is NOT properly erased
 5180 13:20:05.885297  # [  135.199106] CPU: 0 PID: 3624 Comm: cat Tainted: G      D W         5.10.155-cip20 #1
 5181 13:20:05.885582  # [  135.206868] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)
 5182 13:20:05.927197  # [  135.213399] Backtrace: 
 5183 13:20:05.927740  # [  135.215879] [<c1380b50>] (dump_backtrace) from [<c1380f10>] (show_stack+0x20/0x24)
 5184 13:20:05.928095  # [  135.223458]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0f7f4
 5185 13:20:05.928424  # [  135.229131] [<c1380ef0>] (show_stack) from [<c138808c>] (dump_stack+0xe0/0x100)
 5186 13:20:05.928769  # [  135.236455] [<c1387fac>] (dump_stack) from [<c138f798>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5187 13:20:05.929078  # [  135.244989]  r9:c1ad10bc r8:c15e8634 r7:c5a81f60 r6:c5a81e34 r5:c5a80000 r4:0000078d
 5188 13:20:05.969971  # [  135.252749] [<c138f650>] (lkdtm_STACKLEAK_ERASING) from [<c0c2f028>] (lkdtm_do_action+0x2c/0x4c)
 5189 13:20:05.970480  # [  135.261541]  r8:c15e8634 r7:c5a81f60 r6:00000012 r5:c58b7000 r4:00000046
 5190 13:20:05.970806  # [  135.268254] [<c0c2effc>] (lkdtm_do_action) from [<c0c2f528>] (direct_entry+0x120/0x18c)
 5191 13:20:05.971107  # [  135.276274] [<c0c2f408>] (direct_entry) from [<c07f6038>] (full_proxy_write+0x64/0x94)
 5192 13:20:05.971398  # [  135.284200]  r9:c5a81f60 r8:c3022c00 r7:00000012 r6:b6dc4000 r5:c47a3400 r4:c0c2f408
 5193 13:20:05.971679  # [  135.291957] [<c07f5fd4>] (full_proxy_write) from [<c0598ab8>] (vfs_write+0x10c/0x524)
 5194 13:20:06.013316  # [  135.299796]  r9:c07f5fd4 r8:c5a81f60 r7:c2816000 r6:b6dc4000 r5:c47a3400 r4:00000000
 5195 13:20:06.013825  # [  135.307547] [<c05989ac>] (vfs_write) from [<c059904c>] (ksys_write+0x74/0xec)
 5196 13:20:06.014192  # [  135.314692]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c5a80000 r5:c47a3400
 5197 13:20:06.014518  # [  135.322525]  r4:c47a3400
 5198 13:20:06.014831  # [  135.325071] [<c0598fd8>] (ksys_write) from [<c05990dc>] (sys_write+0x18/0x1c)
 5199 13:20:06.015139  # [  135.332218]  r9:c5a80000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000012 r4:00000012
 5200 13:20:06.056156  # [  135.339974] [<c05990c4>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5201 13:20:06.056724  # [  135.347549] Exception stack(0xc5a81fa8 to 0xc5a81ff0)
 5202 13:20:06.057084  # [  135.352609] 1fa0:                   00000012 00000012 00000001 b6dc4000 00000012 00000000
 5203 13:20:06.057416  # [  135.360798] 1fc0: 00000012 00000012 b6f0be00 00000004 00000001 00000000 00020000 be962a54
 5204 13:20:06.057735  # [  135.368981] 1fe0: 00000004 be962788 b6e764cf b6dfc7e6
 5205 13:20:06.058043  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5206 13:20:06.077372  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5207 13:20:06.077889  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5208 13:20:06.216024  [  135.828459] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5209 13:20:06.216616  [  135.834200] lkdtm: Calling matched prototype ...
 5210 13:20:06.217002  [  135.838830] lkdtm: Calling mismatched prototype ...
 5211 13:20:06.217333  [  135.843829] lkdtm: Fail: survived mismatched prototype function call!
 5212 13:20:06.343768  # [  135.828459] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5213 13:20:06.344318  # [  135.834200] lkdtm: Calling matched prototype ...
 5214 13:20:06.344701  # [  135.838830] lkdtm: Calling mismatched prototype ...
 5215 13:20:06.345027  # [  135.843829] lkdtm: Fail: survived mismatched prototype function call!
 5216 13:20:06.359961  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5217 13:20:06.375906  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5218 13:20:06.423619  + ../../utils/send-to-lava.sh ./output/result.txt
 5219 13:20:06.630763  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 5220 13:20:06.631566  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 5222 13:20:06.770794  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 5223 13:20:06.771766  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 5225 13:20:06.908773  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 5226 13:20:06.909571  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 5228 13:20:07.052352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 5229 13:20:07.053194  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 5231 13:20:07.203035  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 5232 13:20:07.203843  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 5234 13:20:07.339758  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 5235 13:20:07.340534  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 5237 13:20:07.476415  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 5238 13:20:07.477247  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 5240 13:20:07.614275  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 5241 13:20:07.615090  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 5243 13:20:07.750854  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 5244 13:20:07.751669  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 5246 13:20:07.889510  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 5247 13:20:07.890308  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 5249 13:20:08.028200  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 5250 13:20:08.029030  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 5252 13:20:08.165883  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 5253 13:20:08.166698  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 5255 13:20:08.302492  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=fail>
 5256 13:20:08.303305  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=fail
 5258 13:20:08.440347  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 5259 13:20:08.441179  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 5261 13:20:08.576937  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 5262 13:20:08.577731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 5264 13:20:08.715532  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 5265 13:20:08.716326  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 5267 13:20:08.859369  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 5268 13:20:08.860158  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 5270 13:20:08.998050  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 5271 13:20:08.998800  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 5273 13:20:09.125763  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 5274 13:20:09.126538  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 5276 13:20:09.269522  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=fail>
 5277 13:20:09.270287  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=fail
 5279 13:20:09.406195  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=fail>
 5280 13:20:09.407023  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=fail
 5282 13:20:09.533996  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip>
 5283 13:20:09.534817  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip
 5285 13:20:09.668582  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 5286 13:20:09.669419  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 5288 13:20:09.796325  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip>
 5289 13:20:09.797102  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=skip
 5291 13:20:09.924181  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 5292 13:20:09.924997  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 5294 13:20:10.051756  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 5295 13:20:10.052488  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 5297 13:20:10.179584  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 5298 13:20:10.180342  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 5300 13:20:10.307414  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 5301 13:20:10.308217  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 5303 13:20:10.439946  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 5304 13:20:10.440708  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 5306 13:20:10.567863  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 5307 13:20:10.568706  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 5309 13:20:10.711436  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 5310 13:20:10.712242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 5312 13:20:10.844116  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 5313 13:20:10.844877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 5315 13:20:10.978044  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 5316 13:20:10.978837  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 5318 13:20:11.121533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 5319 13:20:11.122422  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 5321 13:20:11.265467  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 5322 13:20:11.266238  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 5324 13:20:11.409077  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 5325 13:20:11.409882  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 5327 13:20:11.551720  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 5328 13:20:11.552596  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 5330 13:20:11.691395  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=fail>
 5331 13:20:11.692176  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=fail
 5333 13:20:11.824335  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=fail>
 5334 13:20:11.825175  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=fail
 5336 13:20:11.967706  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=fail>
 5337 13:20:11.968479  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=fail
 5339 13:20:12.109246  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=fail>
 5340 13:20:12.109998  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=fail
 5342 13:20:12.237075  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=fail>
 5343 13:20:12.237872  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=fail
 5345 13:20:12.375812  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=fail>
 5346 13:20:12.376745  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=fail
 5348 13:20:12.529389  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=fail>
 5349 13:20:12.530187  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=fail
 5351 13:20:12.657128  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail>
 5352 13:20:12.657912  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail
 5354 13:20:12.784953  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=fail>
 5355 13:20:12.785752  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=fail
 5357 13:20:12.924700  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=fail>
 5358 13:20:12.925504  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=fail
 5360 13:20:13.058302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=fail>
 5361 13:20:13.059128  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=fail
 5363 13:20:13.193060  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=fail>
 5364 13:20:13.193910  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=fail
 5366 13:20:13.328990  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=fail>
 5367 13:20:13.329789  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=fail
 5369 13:20:13.470489  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=fail>
 5370 13:20:13.471290  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=fail
 5372 13:20:13.607180  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=fail>
 5373 13:20:13.608012  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=fail
 5375 13:20:13.743935  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=fail>
 5376 13:20:13.744778  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=fail
 5378 13:20:13.884692  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=fail>
 5379 13:20:13.885478  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=fail
 5381 13:20:14.028308  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 5382 13:20:14.029228  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 5384 13:20:14.164852  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 5385 13:20:14.165667  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 5387 13:20:14.302777  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 5388 13:20:14.303537  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 5390 13:20:14.430538  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=fail>
 5391 13:20:14.431414  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=fail
 5393 13:20:14.566126  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=fail>
 5394 13:20:14.567006  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=fail
 5396 13:20:14.699929  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 5397 13:20:14.700767  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 5399 13:20:14.842523  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 5400 13:20:14.843282  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 5402 13:20:14.970316  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 5403 13:20:14.971075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 5405 13:20:15.112958  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=fail>
 5406 13:20:15.113711  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=fail
 5408 13:20:15.245541  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=fail>
 5409 13:20:15.246315  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=fail
 5411 13:20:15.373402  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 5412 13:20:15.374186  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 5414 13:20:15.506055  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 5415 13:20:15.506780  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 5417 13:20:15.633962  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 5418 13:20:15.634764  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 5420 13:20:15.767595  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 5421 13:20:15.768389  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 5423 13:20:15.895358  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 5424 13:20:15.896172  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 5426 13:20:16.029052  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 5427 13:20:16.029803  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 5429 13:20:16.161854  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 5430 13:20:16.162654  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 5432 13:20:16.289478  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 5433 13:20:16.290215  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 5435 13:20:16.422335  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 5436 13:20:16.423158  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 5438 13:20:16.550186  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 5439 13:20:16.550976  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 5441 13:20:16.687978  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail>
 5442 13:20:16.688770  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=fail
 5444 13:20:16.826400  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 5445 13:20:16.827247  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 5447 13:20:16.954190  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 5448 13:20:16.954997  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 5450 13:20:17.107863  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 5451 13:20:17.108439  + set +x
 5452 13:20:17.108851  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 8000355_1.6.2.4.5>
 5453 13:20:17.109196  <LAVA_TEST_RUNNER EXIT>
 5454 13:20:17.109775  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 5456 13:20:17.110820  Received signal: <ENDRUN> 1_kselftest-lkdtm 8000355_1.6.2.4.5
 5457 13:20:17.111184  Ending use of test pattern.
 5458 13:20:17.111505  Ending test lava.1_kselftest-lkdtm (8000355_1.6.2.4.5), duration 93.28
 5460 13:20:17.112651  ok: lava_test_shell seems to have completed
 5461 13:20:17.115310  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

 5462 13:20:17.115907  end: 3.1 lava-test-shell (duration 00:01:35) [common]
 5463 13:20:17.116359  end: 3 lava-test-retry (duration 00:01:35) [common]
 5464 13:20:17.116854  start: 4 finalize (timeout 00:06:11) [common]
 5465 13:20:17.117359  start: 4.1 power-off (timeout 00:00:30) [common]
 5466 13:20:17.118055  Calling: 'nice' 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=2' '--command=off'
 5467 13:20:17.177045  >> Command sent successfully.

 5468 13:20:17.179524  Returned 0 in 0 seconds
 5469 13:20:17.280926  end: 4.1 power-off (duration 00:00:00) [common]
 5471 13:20:17.282418  start: 4.2 read-feedback (timeout 00:06:11) [common]
 5472 13:20:17.283474  Listened to connection for namespace 'common' for up to 1s
 5473 13:20:18.288373  Finalising connection for namespace 'common'
 5474 13:20:18.289058  Disconnecting from shell: Finalise
 5475 13:20:18.289525  / # 
 5476 13:20:18.390965  end: 4.2 read-feedback (duration 00:00:01) [common]
 5477 13:20:18.391667  end: 4 finalize (duration 00:00:01) [common]
 5478 13:20:18.392274  Cleaning after the job
 5479 13:20:18.392808  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/ramdisk
 5480 13:20:18.397281  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/kernel
 5481 13:20:18.400943  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/dtb
 5482 13:20:18.401539  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/nfsrootfs
 5483 13:20:18.465876  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/8000355/tftp-deploy-dvx3dram/modules
 5484 13:20:18.468072  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/8000355
 5485 13:20:18.650999  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/8000355
 5486 13:20:18.651185  Job finished correctly