Boot log: imx6q-sabrelite

    1 16:17:59.422602  lava-dispatcher, installed at version: 2023.03
    2 16:17:59.422803  start: 0 validate
    3 16:17:59.422930  Start time: 2023-05-30 16:17:59.422922+00:00 (UTC)
    4 16:17:59.423048  Using caching service: 'http://localhost/cache/?uri=%s'
    5 16:17:59.423180  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230527.0%2Farmhf%2Finitrd.cpio.gz exists
    6 16:17:59.714470  Using caching service: 'http://localhost/cache/?uri=%s'
    7 16:17:59.715093  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.180-cip34-213-g6582dd41d2c22%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 16:18:05.224534  Using caching service: 'http://localhost/cache/?uri=%s'
    9 16:18:05.225244  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.180-cip34-213-g6582dd41d2c22%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 16:18:05.729563  Using caching service: 'http://localhost/cache/?uri=%s'
   11 16:18:05.729944  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20230527.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 16:18:06.026075  Using caching service: 'http://localhost/cache/?uri=%s'
   13 16:18:06.026731  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.180-cip34-213-g6582dd41d2c22%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 16:18:10.544145  validate duration: 11.12
   16 16:18:10.544421  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 16:18:10.544519  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 16:18:10.544606  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 16:18:10.544732  Not decompressing ramdisk as can be used compressed.
   20 16:18:10.544817  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230527.0/armhf/initrd.cpio.gz
   21 16:18:10.544884  saving as /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/ramdisk/initrd.cpio.gz
   22 16:18:10.544951  total size: 4021277 (3MB)
   23 16:18:10.833454  progress   0% (0MB)
   24 16:18:10.835024  progress   5% (0MB)
   25 16:18:10.836287  progress  10% (0MB)
   26 16:18:10.837526  progress  15% (0MB)
   27 16:18:10.838850  progress  20% (0MB)
   28 16:18:10.840170  progress  25% (0MB)
   29 16:18:10.841503  progress  30% (1MB)
   30 16:18:10.842859  progress  35% (1MB)
   31 16:18:10.844517  progress  40% (1MB)
   32 16:18:10.845962  progress  45% (1MB)
   33 16:18:10.847404  progress  50% (1MB)
   34 16:18:10.848851  progress  55% (2MB)
   35 16:18:10.850303  progress  60% (2MB)
   36 16:18:10.851739  progress  65% (2MB)
   37 16:18:10.853178  progress  70% (2MB)
   38 16:18:10.854839  progress  75% (2MB)
   39 16:18:10.856278  progress  80% (3MB)
   40 16:18:10.857719  progress  85% (3MB)
   41 16:18:10.859151  progress  90% (3MB)
   42 16:18:10.860590  progress  95% (3MB)
   43 16:18:10.862060  progress 100% (3MB)
   44 16:18:10.862330  3MB downloaded in 0.32s (12.08MB/s)
   45 16:18:10.862523  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 16:18:10.862855  end: 1.1 download-retry (duration 00:00:00) [common]
   48 16:18:10.862977  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 16:18:10.863094  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 16:18:10.863266  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 16:18:10.863362  saving as /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/kernel/zImage
   52 16:18:10.863449  total size: 12407296 (11MB)
   53 16:18:10.863533  No compression specified
   54 16:18:11.152126  progress   0% (0MB)
   55 16:18:11.156686  progress   5% (0MB)
   56 16:18:11.160233  progress  10% (1MB)
   57 16:18:11.163635  progress  15% (1MB)
   58 16:18:11.167037  progress  20% (2MB)
   59 16:18:11.170427  progress  25% (2MB)
   60 16:18:11.173827  progress  30% (3MB)
   61 16:18:11.177191  progress  35% (4MB)
   62 16:18:11.180576  progress  40% (4MB)
   63 16:18:11.183992  progress  45% (5MB)
   64 16:18:11.187402  progress  50% (5MB)
   65 16:18:11.190814  progress  55% (6MB)
   66 16:18:11.194198  progress  60% (7MB)
   67 16:18:11.197614  progress  65% (7MB)
   68 16:18:11.200965  progress  70% (8MB)
   69 16:18:11.204315  progress  75% (8MB)
   70 16:18:11.207941  progress  80% (9MB)
   71 16:18:11.211451  progress  85% (10MB)
   72 16:18:11.215017  progress  90% (10MB)
   73 16:18:11.218497  progress  95% (11MB)
   74 16:18:11.221944  progress 100% (11MB)
   75 16:18:11.222154  11MB downloaded in 0.36s (32.99MB/s)
   76 16:18:11.222308  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 16:18:11.222597  end: 1.2 download-retry (duration 00:00:00) [common]
   79 16:18:11.222692  start: 1.3 download-retry (timeout 00:09:59) [common]
   80 16:18:11.222790  start: 1.3.1 http-download (timeout 00:09:59) [common]
   81 16:18:11.222953  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 16:18:11.223029  saving as /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb
   83 16:18:11.223100  total size: 42449 (0MB)
   84 16:18:11.223166  No compression specified
   85 16:18:11.224436  progress  77% (0MB)
   86 16:18:11.224762  progress 100% (0MB)
   87 16:18:11.224907  0MB downloaded in 0.00s (22.43MB/s)
   88 16:18:11.225040  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 16:18:11.225304  end: 1.3 download-retry (duration 00:00:00) [common]
   91 16:18:11.225412  start: 1.4 download-retry (timeout 00:09:59) [common]
   92 16:18:11.225503  start: 1.4.1 http-download (timeout 00:09:59) [common]
   93 16:18:11.225621  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230527.0/armhf/full.rootfs.tar.xz
   94 16:18:11.225712  saving as /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/nfsrootfs/full.rootfs.tar
   95 16:18:11.225783  total size: 195798128 (186MB)
   96 16:18:11.225851  Using unxz to decompress xz
   97 16:18:11.229624  progress   0% (0MB)
   98 16:18:11.804437  progress   5% (9MB)
   99 16:18:12.347558  progress  10% (18MB)
  100 16:18:12.963629  progress  15% (28MB)
  101 16:18:13.396320  progress  20% (37MB)
  102 16:18:13.705413  progress  25% (46MB)
  103 16:18:14.312285  progress  30% (56MB)
  104 16:18:14.895635  progress  35% (65MB)
  105 16:18:15.500807  progress  40% (74MB)
  106 16:18:16.093083  progress  45% (84MB)
  107 16:18:16.692379  progress  50% (93MB)
  108 16:18:17.355895  progress  55% (102MB)
  109 16:18:18.073223  progress  60% (112MB)
  110 16:18:18.198979  progress  65% (121MB)
  111 16:18:18.369879  progress  70% (130MB)
  112 16:18:18.466831  progress  75% (140MB)
  113 16:18:18.543107  progress  80% (149MB)
  114 16:18:18.613540  progress  85% (158MB)
  115 16:18:18.726235  progress  90% (168MB)
  116 16:18:19.039106  progress  95% (177MB)
  117 16:18:19.651802  progress 100% (186MB)
  118 16:18:19.657410  186MB downloaded in 8.43s (22.15MB/s)
  119 16:18:19.657712  end: 1.4.1 http-download (duration 00:00:08) [common]
  121 16:18:19.658004  end: 1.4 download-retry (duration 00:00:08) [common]
  122 16:18:19.658106  start: 1.5 download-retry (timeout 00:09:51) [common]
  123 16:18:19.658203  start: 1.5.1 http-download (timeout 00:09:51) [common]
  124 16:18:19.658354  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 16:18:19.658435  saving as /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/modules/modules.tar
  126 16:18:19.658508  total size: 7479532 (7MB)
  127 16:18:19.658579  Using unxz to decompress xz
  128 16:18:19.947264  progress   0% (0MB)
  129 16:18:19.969520  progress   5% (0MB)
  130 16:18:19.995362  progress  10% (0MB)
  131 16:18:20.023243  progress  15% (1MB)
  132 16:18:20.046823  progress  20% (1MB)
  133 16:18:20.072221  progress  25% (1MB)
  134 16:18:20.095347  progress  30% (2MB)
  135 16:18:20.118860  progress  35% (2MB)
  136 16:18:20.144899  progress  40% (2MB)
  137 16:18:20.169033  progress  45% (3MB)
  138 16:18:20.193981  progress  50% (3MB)
  139 16:18:20.219387  progress  55% (3MB)
  140 16:18:20.243202  progress  60% (4MB)
  141 16:18:20.270336  progress  65% (4MB)
  142 16:18:20.293833  progress  70% (5MB)
  143 16:18:20.319543  progress  75% (5MB)
  144 16:18:20.346550  progress  80% (5MB)
  145 16:18:20.370621  progress  85% (6MB)
  146 16:18:20.393582  progress  90% (6MB)
  147 16:18:20.416977  progress  95% (6MB)
  148 16:18:20.442449  progress 100% (7MB)
  149 16:18:20.448195  7MB downloaded in 0.79s (9.03MB/s)
  150 16:18:20.448481  end: 1.5.1 http-download (duration 00:00:01) [common]
  152 16:18:20.448777  end: 1.5 download-retry (duration 00:00:01) [common]
  153 16:18:20.448883  start: 1.6 prepare-tftp-overlay (timeout 00:09:50) [common]
  154 16:18:20.448992  start: 1.6.1 extract-nfsrootfs (timeout 00:09:50) [common]
  155 16:18:23.786066  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss
  156 16:18:23.786263  end: 1.6.1 extract-nfsrootfs (duration 00:00:03) [common]
  157 16:18:23.786368  start: 1.6.2 lava-overlay (timeout 00:09:47) [common]
  158 16:18:23.786535  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc
  159 16:18:23.786667  makedir: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin
  160 16:18:23.786775  makedir: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/tests
  161 16:18:23.786872  makedir: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/results
  162 16:18:23.786979  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-add-keys
  163 16:18:23.787124  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-add-sources
  164 16:18:23.787284  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-background-process-start
  165 16:18:23.787410  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-background-process-stop
  166 16:18:23.787535  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-common-functions
  167 16:18:23.787658  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-echo-ipv4
  168 16:18:23.787782  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-install-packages
  169 16:18:23.787904  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-installed-packages
  170 16:18:23.788026  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-os-build
  171 16:18:23.788149  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-probe-channel
  172 16:18:23.788271  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-probe-ip
  173 16:18:23.788396  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-target-ip
  174 16:18:23.788517  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-target-mac
  175 16:18:23.788640  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-target-storage
  176 16:18:23.788764  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-case
  177 16:18:23.788888  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-event
  178 16:18:23.789009  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-feedback
  179 16:18:23.789129  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-raise
  180 16:18:23.789249  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-reference
  181 16:18:23.789485  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-runner
  182 16:18:23.789609  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-set
  183 16:18:23.789734  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-test-shell
  184 16:18:23.789858  Updating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-add-keys (debian)
  185 16:18:23.790013  Updating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-add-sources (debian)
  186 16:18:23.790159  Updating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-install-packages (debian)
  187 16:18:23.790301  Updating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-installed-packages (debian)
  188 16:18:23.790446  Updating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/bin/lava-os-build (debian)
  189 16:18:23.790568  Creating /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/environment
  190 16:18:23.790667  LAVA metadata
  191 16:18:23.790737  - LAVA_JOB_ID=10527299
  192 16:18:23.790801  - LAVA_DISPATCHER_IP=192.168.201.1
  193 16:18:23.790900  start: 1.6.2.1 ssh-authorize (timeout 00:09:47) [common]
  194 16:18:23.791123  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 16:18:23.791215  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:47) [common]
  196 16:18:23.791281  skipped lava-vland-overlay
  197 16:18:23.791357  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 16:18:23.791438  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:47) [common]
  199 16:18:23.791501  skipped lava-multinode-overlay
  200 16:18:23.791574  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 16:18:23.791653  start: 1.6.2.4 test-definition (timeout 00:09:47) [common]
  202 16:18:23.791725  Loading test definitions
  203 16:18:23.791816  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:47) [common]
  204 16:18:23.791886  Using /lava-10527299 at stage 0
  205 16:18:23.792163  uuid=10527299_1.6.2.4.1 testdef=None
  206 16:18:23.792252  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 16:18:23.792336  start: 1.6.2.4.2 test-overlay (timeout 00:09:47) [common]
  208 16:18:23.792793  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 16:18:23.793020  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:47) [common]
  211 16:18:23.793647  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 16:18:23.793881  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:47) [common]
  214 16:18:23.794431  runner path: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/0/tests/0_timesync-off test_uuid 10527299_1.6.2.4.1
  215 16:18:23.794587  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 16:18:23.794815  start: 1.6.2.4.5 git-repo-action (timeout 00:09:47) [common]
  218 16:18:23.794888  Using /lava-10527299 at stage 0
  219 16:18:23.794986  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 16:18:23.795064  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/0/tests/1_kselftest-lkdtm'
  221 16:18:29.211524  Running '/usr/bin/git checkout kernelci.org
  222 16:18:29.348590  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 16:18:29.349419  uuid=10527299_1.6.2.4.5 testdef=None
  224 16:18:29.349596  end: 1.6.2.4.5 git-repo-action (duration 00:00:06) [common]
  226 16:18:29.349891  start: 1.6.2.4.6 test-overlay (timeout 00:09:41) [common]
  227 16:18:29.350664  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 16:18:29.351066  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:41) [common]
  230 16:18:29.352109  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 16:18:29.352404  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:41) [common]
  233 16:18:29.353441  runner path: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/0/tests/1_kselftest-lkdtm test_uuid 10527299_1.6.2.4.5
  234 16:18:29.353551  BOARD='imx6q-sabrelite'
  235 16:18:29.353649  BRANCH='cip-gitlab'
  236 16:18:29.353726  SKIPFILE='/dev/null'
  237 16:18:29.353818  SKIP_INSTALL='True'
  238 16:18:29.353895  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 16:18:29.353957  TST_CASENAME=''
  240 16:18:29.354018  TST_CMDFILES='lkdtm'
  241 16:18:29.354166  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 16:18:29.354389  Creating lava-test-runner.conf files
  244 16:18:29.354458  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/10527299/lava-overlay-tvwcuugc/lava-10527299/0 for stage 0
  245 16:18:29.354556  - 0_timesync-off
  246 16:18:29.354630  - 1_kselftest-lkdtm
  247 16:18:29.354730  end: 1.6.2.4 test-definition (duration 00:00:06) [common]
  248 16:18:29.354823  start: 1.6.2.5 compress-overlay (timeout 00:09:41) [common]
  249 16:18:37.140324  end: 1.6.2.5 compress-overlay (duration 00:00:08) [common]
  250 16:18:37.140497  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:33) [common]
  251 16:18:37.140621  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 16:18:37.140757  end: 1.6.2 lava-overlay (duration 00:00:13) [common]
  253 16:18:37.140859  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:33) [common]
  254 16:18:37.227229  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 16:18:37.227605  start: 1.6.4 extract-modules (timeout 00:09:33) [common]
  256 16:18:37.227725  extracting modules file /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss
  257 16:18:37.401250  extracting modules file /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/modules/modules.tar to /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk
  258 16:18:37.577906  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 16:18:37.578096  start: 1.6.5 apply-overlay-tftp (timeout 00:09:33) [common]
  260 16:18:37.578210  [common] Applying overlay to NFS
  261 16:18:37.578295  [common] Applying overlay /var/lib/lava/dispatcher/tmp/10527299/compress-overlay-mitenl03/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss
  262 16:18:38.508602  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 16:18:38.508786  start: 1.6.6 prepare-kernel (timeout 00:09:32) [common]
  264 16:18:38.508922  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:32) [common]
  265 16:18:38.509044  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 16:18:38.509148  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 16:18:38.509257  start: 1.6.7 configure-preseed-file (timeout 00:09:32) [common]
  268 16:18:38.509457  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 16:18:38.509566  start: 1.6.8 compress-ramdisk (timeout 00:09:32) [common]
  270 16:18:38.509686  Building ramdisk /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk
  271 16:18:38.741705  >> 80763 blocks

  272 16:18:40.486866  Adding RAMdisk u-boot header.
  273 16:18:40.487247  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk.cpio.gz.uboot
  274 16:18:40.540106  output: Image Name:   
  275 16:18:40.540470  output: Created:      Tue May 30 17:18:40 2023
  276 16:18:40.540570  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 16:18:40.540661  output: Data Size:    15453876 Bytes = 15091.68 KiB = 14.74 MiB
  278 16:18:40.540752  output: Load Address: 00000000
  279 16:18:40.540838  output: Entry Point:  00000000
  280 16:18:40.540924  output: 
  281 16:18:40.541081  rename /var/lib/lava/dispatcher/tmp/10527299/extract-overlay-ramdisk-h6v0du0h/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot
  282 16:18:40.541404  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 16:18:40.541582  end: 1.6 prepare-tftp-overlay (duration 00:00:20) [common]
  284 16:18:40.541709  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:30) [common]
  285 16:18:40.541813  No LXC device requested
  286 16:18:40.541919  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 16:18:40.542034  start: 1.8 deploy-device-env (timeout 00:09:30) [common]
  288 16:18:40.542134  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 16:18:40.542222  Checking files for TFTP limit of 4294967296 bytes.
  290 16:18:40.542896  end: 1 tftp-deploy (duration 00:00:30) [common]
  291 16:18:40.543044  start: 2 uboot-action (timeout 00:05:00) [common]
  292 16:18:40.543195  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 16:18:40.543325  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 16:18:40.543436  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 16:18:40.543609  substitutions:
  296 16:18:40.543689  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 16:18:40.543777  - {DTB_ADDR}: 0x13f00000
  298 16:18:40.543861  - {DTB}: 10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb
  299 16:18:40.543943  - {INITRD}: 10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot
  300 16:18:40.544044  - {KERNEL_ADDR}: 0x10000000
  301 16:18:40.544144  - {KERNEL}: 10527299/tftp-deploy-3t96xhku/kernel/zImage
  302 16:18:40.544244  - {LAVA_MAC}: None
  303 16:18:40.544343  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss
  304 16:18:40.544442  - {NFS_SERVER_IP}: 192.168.201.1
  305 16:18:40.544540  - {PRESEED_CONFIG}: None
  306 16:18:40.544639  - {PRESEED_LOCAL}: None
  307 16:18:40.544739  - {RAMDISK_ADDR}: 0x14000000
  308 16:18:40.544837  - {RAMDISK}: 10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot
  309 16:18:40.544936  - {ROOT_PART}: None
  310 16:18:40.545035  - {ROOT}: None
  311 16:18:40.545133  - {SERVER_IP}: 192.168.201.1
  312 16:18:40.545230  - {TEE_ADDR}: 0x83000000
  313 16:18:40.545369  - {TEE}: None
  314 16:18:40.545467  Parsed boot commands:
  315 16:18:40.545566  - setenv autoload no
  316 16:18:40.545663  - setenv initrd_high 0xffffffff
  317 16:18:40.545762  - setenv fdt_high 0xffffffff
  318 16:18:40.545859  - dhcp
  319 16:18:40.545956  - setenv serverip 192.168.201.1
  320 16:18:40.546054  - tftp 0x10000000 10527299/tftp-deploy-3t96xhku/kernel/zImage
  321 16:18:40.546153  - tftp 0x14000000 10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot
  322 16:18:40.546281  - setenv initrd_size ${filesize}
  323 16:18:40.546378  - tftp 0x13f00000 10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb
  324 16:18:40.546476  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss,tcp,hard  ip=dhcp'
  325 16:18:40.546575  - bootz 0x10000000 0x14000000 0x13f00000
  326 16:18:40.546698  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 16:18:40.547121  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 16:18:40.547246  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-8'
  330 16:18:40.551175  Setting prompt string to ['lava-test: # ']
  331 16:18:40.551613  end: 2.3 connect-device (duration 00:00:00) [common]
  332 16:18:40.551768  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 16:18:40.551893  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 16:18:40.552014  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 16:18:40.552228  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=reboot'
  336 16:18:45.618552  >> Command sent successfully.

  337 16:18:45.621122  Returned 0 in 5 seconds
  338 16:18:45.721968  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 16:18:45.723358  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 16:18:45.723879  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 16:18:45.724349  Setting prompt string to ['Hit any key to stop autoboot']
  343 16:18:45.724704  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 16:18:45.725332  [Enter `^Ec?' for help]

  345 16:18:47.036551  

  346 16:18:47.037102  

  347 16:18:47.037520  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 16:18:47.037868  

  349 16:18:47.038176  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 16:18:47.038483  Reset cause: POR

  351 16:18:47.038782  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 16:18:47.039077  Board: SABRE Lite

  353 16:18:47.039367  I2C:   ready

  354 16:18:47.039655  DRAM:  1 GiB

  355 16:18:47.113416  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 16:18:47.113951  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 16:18:47.114322  *** Warning - bad CRC, using default environment

  358 16:18:47.114673  

  359 16:18:47.114994  In:    serial

  360 16:18:47.115295  Out:   serial

  361 16:18:47.115591  Err:   serial

  362 16:18:47.145146  Net:   using phy at 7

  363 16:18:47.145708  FEC [PRIME], usb_ether

  364 16:18:47.146064  Error: usb_ether address not set.

  365 16:18:47.146385  

  366 16:18:47.146711  starting USB...

  367 16:18:47.147014  Bus usb@2184000: usb dr_mode not found

  368 16:18:47.193203  Bus usb@2184200: USB EHCI 1.00

  369 16:18:50.240846  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 16:18:55.383052  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 16:18:55.383582         scanning usb for storage devices... 0 Storage Device(s) found

  372 16:18:55.383927         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 16:18:55.546138  Hit any key to stop autoboot:  3 

  375 16:18:55.546888  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  376 16:18:55.547476  start: 2.4.3 bootloader-commands (timeout 00:04:45) [common]
  377 16:18:55.547882  Setting prompt string to ['=>']
  378 16:18:55.548291  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:45)
  379 16:18:55.558780   0 

  380 16:18:55.559774  Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  381 16:18:55.560202  Sending with 10 millisecond of delay
  383 16:18:56.700485  => setenv autoload no

  384 16:18:56.711395  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:44)
  385 16:18:56.714874  setenv autoload no

  386 16:18:56.715150  Sending with 10 millisecond of delay
  388 16:18:58.520118  => setenv initrd_high 0xffffffff

  389 16:18:58.530800  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:42)
  390 16:18:58.531407  setenv initrd_high 0xffffffff

  391 16:18:58.531952  Sending with 10 millisecond of delay
  393 16:19:00.155571  => setenv fdt_high 0xffffffff

  394 16:19:00.166494  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:40)
  395 16:19:00.167324  setenv fdt_high 0xffffffff

  396 16:19:00.167965  Sending with 10 millisecond of delay
  398 16:19:00.460923  => dhcp

  399 16:19:00.471868  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:40)
  400 16:19:00.478637  dhcp

  401 16:19:00.574217  BOOTP broadcast 1

  402 16:19:00.590210  DHCP client bound to address 192.168.201.38 (12 ms)

  403 16:19:00.590974  Sending with 10 millisecond of delay
  405 16:19:02.396752  => setenv serverip 192.168.201.1

  406 16:19:02.407778  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:38)
  407 16:19:02.411681  setenv serverip 192.168.201.1

  408 16:19:02.412469  Sending with 10 millisecond of delay
  410 16:19:06.039489  => tftp 0x10000000 10527299/tftp-deploy-3t96xhku/kernel/zImage

  411 16:19:06.050362  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:34)
  412 16:19:06.053433  tftp 0x10000000 10527299/tftp-deploy-3t96xhku/kernel/zImage

  413 16:19:06.168018  Using FEC device

  414 16:19:06.168515  TFTP from server 192.168.201.1; our IP address is 192.168.201.38

  415 16:19:06.168856  Filename '10527299/tftp-deploy-3t96xhku/kernel/zImage'.

  416 16:19:06.169256  Load address: 0x10000000

  417 16:19:06.327242  Loading: *#################################################################

  418 16:19:06.470996  	 #################################################################

  419 16:19:06.630608  	 #################################################################

  420 16:19:06.790422  	 #################################################################

  421 16:19:06.934229  	 #################################################################

  422 16:19:07.061997  	 #################################################################

  423 16:19:07.205682  	 #################################################################

  424 16:19:07.333535  	 #################################################################

  425 16:19:07.477323  	 #################################################################

  426 16:19:07.605092  	 #################################################################

  427 16:19:07.748923  	 #################################################################

  428 16:19:07.876722  	 #################################################################

  429 16:19:08.031652  	 #################################################################

  430 16:19:08.031855  	 #

  431 16:19:08.031966  	 6.4 MiB/s

  432 16:19:08.032061  done

  433 16:19:08.032150  Bytes transferred = 12407296 (bd5200 hex)

  434 16:19:08.032447  Sending with 10 millisecond of delay
  436 16:19:12.625547  => tftp 0x14000000 10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot

  437 16:19:12.635795  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 00:04:28)
  438 16:19:12.635971  tftp 0x14000000 10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot

  439 16:19:12.759133  Using FEC device

  440 16:19:12.759232  TFTP from server 192.168.201.1; our IP address is 192.168.201.38

  441 16:19:12.759309  Filename '10527299/tftp-deploy-3t96xhku/ramdisk/ramdisk.cpio.gz.uboot'.

  442 16:19:12.759379  Load address: 0x14000000

  443 16:19:12.838992  Loading: *#################################################################

  444 16:19:12.918856  	 #################################################################

  445 16:19:12.982742  	 #################################################################

  446 16:19:13.062616  	 #################################################################

  447 16:19:13.142490  	 #################################################################

  448 16:19:13.222422  	 #################################################################

  449 16:19:13.302258  	 #################################################################

  450 16:19:13.382120  	 #################################################################

  451 16:19:13.461994  	 #################################################################

  452 16:19:13.541853  	 #################################################################

  453 16:19:13.621710  	 #################################################################

  454 16:19:13.701607  	 #################################################################

  455 16:19:13.781414  	 #################################################################

  456 16:19:13.861406  	 #################################################################

  457 16:19:13.941332  	 #################################################################

  458 16:19:14.021164  	 #################################################################

  459 16:19:14.037245  	 #############

  460 16:19:14.037370  	 11.4 MiB/s

  461 16:19:14.037442  done

  462 16:19:14.053947  Bytes transferred = 15453940 (ebcef4 hex)

  463 16:19:14.054794  Sending with 10 millisecond of delay
  465 16:19:15.926860  => setenv initrd_size ${filesize}

  466 16:19:15.937650  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 00:04:25)
  467 16:19:15.938511  setenv initrd_size ${filesize}

  468 16:19:15.939147  Sending with 10 millisecond of delay
  470 16:19:20.179306  => tftp 0x13f00000 10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb

  471 16:19:20.190190  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:20)
  472 16:19:20.191014  tftp 0x13f00000 10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb

  473 16:19:20.308283  Using FEC device

  474 16:19:20.308466  TFTP from server 192.168.201.1; our IP address is 192.168.201.38

  475 16:19:20.308556  Filename '10527299/tftp-deploy-3t96xhku/dtb/imx6q-sabrelite.dtb'.

  476 16:19:20.308668  Load address: 0x13f00000

  477 16:19:20.308747  Loading: *###

  478 16:19:20.324894  	 4 MiB/s

  479 16:19:20.325417  done

  480 16:19:20.325730  Bytes transferred = 42449 (a5d1 hex)

  481 16:19:20.326284  Sending with 10 millisecond of delay
  483 16:19:30.329041  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss,tcp,hard  ip=dhcp'

  484 16:19:30.339878  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 00:04:10)
  485 16:19:30.340734  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss,tcp,hard  ip=dhcp'

  486 16:19:30.341388  Sending with 10 millisecond of delay
  488 16:19:32.700429  => bootz 0x10000000 0x14000000 0x13f00000

  489 16:19:32.711454  Setting prompt string to ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  490 16:19:32.712053  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 00:04:08)
  491 16:19:32.712953  bootz 0x10000000 0x14000000 0x13f00000

  492 16:19:32.740867  Kernel image @ 0x10000000 [ 0x000000 - 0xbd5200 ]

  493 16:19:32.741435  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  494 16:19:32.741781     Image Name:   

  495 16:19:32.742101     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  496 16:19:32.742411     Data Size:    15453876 Bytes = 14.7 MiB

  497 16:19:32.742713     Load Address: 00000000

  498 16:19:32.743007     Entry Point:  00000000

  499 16:19:32.934593     Verifying Checksum ... OK

  500 16:19:32.935136  ## Flattened Device Tree blob at 13f00000

  501 16:19:32.935485     Booting using the fdt blob at 0x13f00000

  502 16:19:32.935803     Using Device Tree in place at 13f00000, end 13f0d5d0

  503 16:19:32.936109  

  504 16:19:32.936408  Starting kernel ...

  505 16:19:32.936700  

  506 16:19:32.937447  end: 2.4.3 bootloader-commands (duration 00:00:37) [common]
  507 16:19:32.937916  start: 2.4.4 auto-login-action (timeout 00:04:08) [common]
  508 16:19:32.938279  Setting prompt string to ['Linux version [0-9]']
  509 16:19:32.938634  Setting prompt string to ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  510 16:19:32.938991  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:05:00)
  511 16:19:40.845521  [    0.000000] Booting Linux on physical CPU 0x0

  512 16:19:40.846070  [    0.000000] Linux version 5.10.181-cip34 (KernelCI@build-j1586929-arm-gcc-10-multi-v7-defconfig-kselftest-cwbwx) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Tue May 30 15:59:09 UTC 2023

  513 16:19:40.846464  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  514 16:19:40.846801  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  515 16:19:40.847590  start: 2.4.4.1 login-action (timeout 00:04:00) [common]
  516 16:19:40.847992  The string '/ #' does not look like a typical prompt and could match status messages instead. Please check the job log files and use a prompt string which matches the actual prompt string more closely.
  517 16:19:40.848398  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
  518 16:19:40.848758  Using line separator: #'\n'#
  519 16:19:40.849066  No login prompt set.
  520 16:19:40.849408  Parsing kernel messages
  521 16:19:40.849703  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
  522 16:19:40.850228  [login-action] Waiting for messages, (timeout 00:04:00)
  523 16:19:40.888728  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  524 16:19:40.888944  [    0.000000] Memory policy: Data cache writealloc

  525 16:19:40.889060  [    0.000000] efi: UEFI not found.

  526 16:19:40.889165  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  527 16:19:40.889265  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  528 16:19:40.889374  [    0.000000] Zone ranges:

  529 16:19:40.889470  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  530 16:19:40.889560  [    0.000000]   Normal   empty

  531 16:19:40.889650  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  532 16:19:40.931796  [    0.000000] Movable zone start for each node

  533 16:19:40.932282  [    0.000000] Early memory node ranges

  534 16:19:40.932605  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  535 16:19:40.932907  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  536 16:19:40.933192  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  537 16:19:40.933506  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  538 16:19:40.975378  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss,tcp,hard  ip=dhcp

  539 16:19:40.975885  [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  540 16:19:40.976210  [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  541 16:19:40.976510  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  542 16:19:40.976803  [    0.000000] Memory: 921424K/1048576K available (17408K kernel code, 2656K rwdata, 8100K rodata, 2048K init, 6694K bss, 61616K reserved, 65536K cma-reserved, 196608K highmem)

  543 16:19:41.019165  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  544 16:19:41.019676  [    0.000000] ftrace: allocating 55465 entries in 163 pages

  545 16:19:41.020001  [    0.000000] ftrace: allocated 163 pages with 4 groups

  546 16:19:41.020303  [    0.000000] Running RCU self tests

  547 16:19:41.020590  [    0.000000] rcu: Hierarchical RCU implementation.

  548 16:19:41.020873  [    0.000000] rcu: 	RCU event tracing is enabled.

  549 16:19:41.021150  [    0.000000] rcu: 	RCU lockdep checking is enabled.

  550 16:19:41.021449  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  551 16:19:41.062797  [    0.000000] 	Rude variant of Tasks RCU enabled.

  552 16:19:41.063282  [    0.000000] 	Tracing variant of Tasks RCU enabled.

  553 16:19:41.063581  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  554 16:19:41.063863  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  555 16:19:41.064131  [    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  556 16:19:41.064395  [    0.000000] L2C-310 errata 752271 769419 enabled

  557 16:19:41.064657  [    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  558 16:19:41.064910  [    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  559 16:19:41.106078  [    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  560 16:19:41.106592  [    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  561 16:19:41.106914  [    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  562 16:19:41.107211  [    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  563 16:19:41.107497  [    0.000000] Switching to timer-based delay loop, resolution 333ns

  564 16:19:41.107777  [    0.000008] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  565 16:19:41.149709  [    0.000041] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  566 16:19:41.150262  [    0.004650] Console: colour dummy device 80x30

  567 16:19:41.150614  [    0.004719] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  568 16:19:41.150943  [    0.004750] ... MAX_LOCKDEP_SUBCLASSES:  8

  569 16:19:41.151253  [    0.004778] ... MAX_LOCK_DEPTH:          48

  570 16:19:41.151557  [    0.004805] ... MAX_LOCKDEP_KEYS:        8192

  571 16:19:41.151857  [    0.004833] ... CLASSHASH_SIZE:          4096

  572 16:19:41.152150  [    0.004861] ... MAX_LOCKDEP_ENTRIES:     32768

  573 16:19:41.152441  [    0.004888] ... MAX_LOCKDEP_CHAINS:      65536

  574 16:19:41.193142  [    0.004915] ... CHAINHASH_SIZE:          32768

  575 16:19:41.193719  [    0.004942]  memory used by lock dependency info: 4061 kB

  576 16:19:41.194070  [    0.004969]  memory used for stack traces: 2112 kB

  577 16:19:41.194396  [    0.004994]  per task-struct memory footprint: 1536 bytes

  578 16:19:41.194709  [    0.005095] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  579 16:19:41.195020  [    0.005148] pid_max: default: 32768 minimum: 301

  580 16:19:41.195322  [    0.005503] LSM: Security Framework initializing

  581 16:19:41.195616  [    0.005608] LSM support for eBPF active

  582 16:19:41.236132  [    0.005745] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  583 16:19:41.236633  [    0.005798] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  584 16:19:41.236956  [    0.008348] CPU: Testing write buffer coherency: ok

  585 16:19:41.237272  [    0.008478] CPU0: Spectre v2: using BPIALL workaround

  586 16:19:41.237617  [    0.009500] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  587 16:19:41.237925  [    0.013055] Setting up static identity map for 0x10300000 - 0x103000ac

  588 16:19:41.238226  [    0.015518] rcu: Hierarchical SRCU implementation.

  589 16:19:41.280078  [    0.024469] EFI services will not be available.

  590 16:19:41.280585  [    0.025632] smp: Bringing up secondary CPUs ...

  591 16:19:41.280908  [    0.028552] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  592 16:19:41.281207  [    0.028567] CPU1: Spectre v2: using BPIALL workaround

  593 16:19:41.281523  [    0.032097] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  594 16:19:41.281807  [    0.032110] CPU2: Spectre v2: using BPIALL workaround

  595 16:19:41.282082  [    0.035277] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  596 16:19:41.282354  [    0.035292] CPU3: Spectre v2: using BPIALL workaround

  597 16:19:41.282624  [    0.035974] smp: Brought up 1 node, 4 CPUs

  598 16:19:41.323413  [    0.036010] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  599 16:19:41.323927  [    0.036040] CPU: All CPU(s) started in SVC mode.

  600 16:19:41.324253  [    0.038444] devtmpfs: initialized

  601 16:19:41.324549  [    0.087114] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  602 16:19:41.324838  [    0.089666] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  603 16:19:41.325121  [    0.089735] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  604 16:19:41.325426  [    0.094428] pinctrl core: initialized pinctrl subsystem

  605 16:19:41.366828  [    0.100926] DMI not present or invalid.

  606 16:19:41.367341  [    0.103104] NET: Registered protocol family 16

  607 16:19:41.367667  [    0.113014] DMA: preallocated 256 KiB pool for atomic coherent allocations

  608 16:19:41.367968  [    0.121708] thermal_sys: Registered thermal governor 'step_wise'

  609 16:19:41.368255  [    0.122267] cpuidle: using governor menu

  610 16:19:41.368534  [    0.122760] CPU identified as i.MX6Q, silicon rev 1.2

  611 16:19:41.368807  [    0.760963] vdd1p1: supplied by regulator-dummy

  612 16:19:41.369078  [    0.788146] vdd3p0: supplied by regulator-dummy

  613 16:19:41.369375  [    0.814887] vdd2p5: supplied by regulator-dummy

  614 16:19:41.410537  [    0.841689] vddarm: supplied by regulator-dummy

  615 16:19:41.411080  [    0.869372] vddpu: supplied by regulator-dummy

  616 16:19:41.411431  [    0.895357] vddsoc: supplied by regulator-dummy

  617 16:19:41.411754  [    2.038440] No ATAGs?

  618 16:19:41.412066  [    2.038981] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  619 16:19:41.412376  [    2.039058] hw-breakpoint: maximum watchpoint size is 4 bytes.

  620 16:19:41.412678  [    2.055905] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  621 16:19:41.412977  [    2.081199] Serial: AMBA PL011 UART driver

  622 16:19:41.453778  [    2.137796] Kprobes globally optimized

  623 16:19:41.454320  [    2.240691] iommu: Default domain type: Translated 

  624 16:19:41.454668  [    2.242515] vgaarb: loaded

  625 16:19:41.454992  [    2.246737] SCSI subsystem initialized

  626 16:19:41.455305  [    2.248595] usbcore: registered new interface driver usbfs

  627 16:19:41.455613  [    2.248991] usbcore: registered new interface driver hub

  628 16:19:41.455912  [    2.249205] usbcore: registered new device driver usb

  629 16:19:41.456208  [    2.255876] i2c i2c-0: IMX I2C adapter registered

  630 16:19:41.456503  [    2.262048] i2c i2c-1: IMX I2C adapter registered

  631 16:19:41.456796  [    2.266066] i2c i2c-2: IMX I2C adapter registered

  632 16:19:41.497431  [    2.270242] pps_core: LinuxPPS API ver. 1 registered

  633 16:19:41.497980  [    2.270278] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  634 16:19:41.498336  [    2.270365] PTP clock support registered

  635 16:19:41.498662  [    2.285213] clocksource: Switched to clocksource mxc_timer1

  636 16:19:41.498977  [    3.858980] NET: Registered protocol family 2

  637 16:19:41.499282  [    3.859734] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  638 16:19:41.499587  [    3.862692] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  639 16:19:41.540550  [    3.862863] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  640 16:19:41.541121  [    3.863071] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  641 16:19:41.541514  [    3.864506] TCP: Hash tables configured (established 8192 bind 8192)

  642 16:19:41.541849  [    3.865625] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  643 16:19:41.542168  [    3.865953] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  644 16:19:41.542492  [    3.866203] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  645 16:19:41.584362  [    3.866921] NET: Registered protocol family 1

  646 16:19:41.584912  [    3.869534] RPC: Registered named UNIX socket transport module.

  647 16:19:41.585267  [    3.869615] RPC: Registered udp transport module.

  648 16:19:41.585624  [    3.869648] RPC: Registered tcp transport module.

  649 16:19:41.585935  [    3.869681] RPC: Registered tcp NFSv4.1 backchannel transport module.

  650 16:19:41.586241  [    3.869733] NET: Registered protocol family 44

  651 16:19:41.586539  [    3.869796] PCI: CLS 0 bytes, default 64

  652 16:19:41.586836  [    3.871986] Trying to unpack rootfs image as initramfs...

  653 16:19:41.587132  [    5.674890] Freeing initrd memory: 15092K

  654 16:19:41.627861  [    5.676050] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  655 16:19:41.628409  [    5.677336] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  656 16:19:41.628759  [    5.685606] Initialise system trusted keyrings

  657 16:19:41.629083  [    5.686595] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  658 16:19:41.629426  [    5.730664] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  659 16:19:41.629735  [    5.733938] NFS: Registering the id_resolver key type

  660 16:19:41.630038  [    5.734126] Key type id_resolver registered

  661 16:19:41.671235  [    5.734211] Key type id_legacy registered

  662 16:19:41.671752  [    5.734777] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  663 16:19:41.672080  [    5.734880] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  664 16:19:41.672382  [    5.735072] ntfs: driver 2.1.32 [Flags: R/O].

  665 16:19:41.672669  [    5.737123] Key type asymmetric registered

  666 16:19:41.672948  [    5.737246] Asymmetric key parser 'x509' registered

  667 16:19:41.673225  [    5.737613] bounce: pool size: 64 pages

  668 16:19:41.673524  [    5.737774] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  669 16:19:41.714664  [    5.737872] io scheduler mq-deadline registered

  670 16:19:41.715174  [    5.737911] io scheduler kyber registered

  671 16:19:41.715495  [    5.738766] test_firmware: interface ready

  672 16:19:41.715790  [    5.895319] mxs-dma 110000.dma-apbh: initialized

  673 16:19:41.716076  [    5.952324] imx-sdma 20ec000.sdma: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  674 16:19:41.716359  [    5.952578] imx-sdma 20ec000.sdma: external firmware not found, using ROM firmware

  675 16:19:41.716634  [    6.182962] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  676 16:19:41.716903  [    6.201362] SuperH (H)SCI(F) driver initialized

  677 16:19:41.775388  [    6.204073] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  678 16:19:41.775903  [    6.208740] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  679 16:19:41.776228  [    7.139428] printk: console [ttymxc1] enabled

  680 16:19:41.776578  [    7.149513] msm_serial: driver initialized

  681 16:19:41.776889  [    7.154564] STMicroelectronics ASC driver initialized

  682 16:19:41.777195  [    7.165651] STM32 USART driver initialized

  683 16:19:41.802258  [    7.189391] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  684 16:19:41.836413  [    7.210659] panel-simple panel-lcd: supply power not found, using dummy regulator

  685 16:19:41.836957  [    7.218999] panel-simple panel-lcd: Specify missing connector_type

  686 16:19:41.837329  [    7.226682] panel-simple panel-lvds0: supply power not found, using dummy regulator

  687 16:19:41.884346  [    7.275909] brd: module loaded

  688 16:19:41.945248  [    7.329474] loop: module loaded

  689 16:19:41.945816  [    7.335561] lkdtm: No crash points registered, enable through debugfs

  690 16:19:41.992574  [    7.356226] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  691 16:19:41.993124  [    7.364186] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  692 16:19:41.993504  [    7.372287] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  693 16:19:41.993831  [    7.380557] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  694 16:19:41.994143  [    7.388558] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  695 16:19:42.047202  [    7.396748] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  696 16:19:42.047751  [    7.404392] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  697 16:19:42.048108  [    7.415690] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  698 16:19:42.048437  [    7.422712] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  699 16:19:42.048752  [    7.431620] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  700 16:19:42.049061  [    7.445536] scsi host0: ahci-imx

  701 16:19:42.089951  [    7.450925] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  702 16:19:42.121890  [    7.509598] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  703 16:19:42.122435  [    7.522676] pps pps0: new PPS source ptp0

  704 16:19:42.205682  [    7.566800] fec 2188000.ethernet eth0: registered PHC device 0

  705 16:19:42.206228  [    7.577037] e1000e: Intel(R) PRO/1000 Network Driver

  706 16:19:42.206583  [    7.582032] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  707 16:19:42.206910  [    7.588241] igb: Intel(R) Gigabit Ethernet Network Driver

  708 16:19:42.207222  [    7.593668] igb: Copyright (c) 2007-2014 Intel Corporation.

  709 16:19:42.255656  [    7.619178] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  710 16:19:42.256203  [    7.626812] usbcore: registered new interface driver pegasus

  711 16:19:42.256556  [    7.632689] usbcore: registered new interface driver asix

  712 16:19:42.256879  [    7.638295] usbcore: registered new interface driver ax88179_178a

  713 16:19:42.257188  [    7.644546] usbcore: registered new interface driver cdc_ether

  714 16:19:42.257521  [    7.650659] usbcore: registered new interface driver smsc75xx

  715 16:19:42.257818  [    7.656688] usbcore: registered new interface driver smsc95xx

  716 16:19:42.298028  [    7.662589] usbcore: registered new interface driver net1080

  717 16:19:42.298574  [    7.668448] usbcore: registered new interface driver cdc_subset

  718 16:19:42.298930  [    7.674517] usbcore: registered new interface driver zaurus

  719 16:19:42.299254  [    7.680391] usbcore: registered new interface driver cdc_ncm

  720 16:19:42.338931  [    7.697711] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  721 16:19:42.339475  [    7.704341] ehci-pci: EHCI PCI platform driver

  722 16:19:42.339825  [    7.709004] ehci-platform: EHCI generic platform driver

  723 16:19:42.340147  [    7.715222] ehci-orion: EHCI orion driver

  724 16:19:42.340456  [    7.720072] SPEAr-ehci: EHCI SPEAr driver

  725 16:19:42.340759  [    7.724889] ehci-st: EHCI STMicroelectronics driver

  726 16:19:42.341056  [    7.730614] ehci-exynos: EHCI Exynos driver

  727 16:19:42.341382  [    7.735635] ehci-atmel: EHCI Atmel driver

  728 16:19:42.341676  [    7.740417] tegra-ehci: Tegra EHCI driver

  729 16:19:42.390187  [    7.745290] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  730 16:19:42.390735  [    7.751564] ohci-pci: OHCI PCI platform driver

  731 16:19:42.391084  [    7.756224] ohci-platform: OHCI generic platform driver

  732 16:19:42.391410  [    7.762336] SPEAr-ohci: OHCI SPEAr driver

  733 16:19:42.391719  [    7.767277] ohci-st: OHCI STMicroelectronics driver

  734 16:19:42.392025  [    7.772945] ohci-atmel: OHCI Atmel driver

  735 16:19:42.392323  [    7.780184] usbcore: registered new interface driver usb-storage

  736 16:19:42.392620  [    7.787955] ata1: SATA link down (SStatus 0 SControl 300)

  737 16:19:42.434085  [    7.793724] ahci-imx 2200000.sata: no device found, disabling link.

  738 16:19:42.434637  [    7.800095] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  739 16:19:42.434995  [    7.815671] i2c /dev entries driver

  740 16:19:42.557712  [    7.892872] sdhci: Secure Digital Host Controller Interface driver

  741 16:19:42.558253  [    7.899133] sdhci: Copyright(c) Pierre Ossman

  742 16:19:42.558602  [    7.912202] Synopsys Designware Multimedia Card Interface Driver

  743 16:19:42.558926  [    7.924912] sdhci-pltfm: SDHCI platform and OF driver helper

  744 16:19:42.559239  [    7.934186] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  745 16:19:42.559546  [    7.936847] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  746 16:19:42.559845  [    7.939461] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  747 16:19:42.560139  [    7.951671] ledtrig-cpu: registered to indicate activity on CPUs

  748 16:19:42.601984  [    7.961237] usbcore: registered new interface driver usbhid

  749 16:19:42.602533  [    7.966889] usbhid: USB HID core driver

  750 16:19:42.625102  [    7.983408] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  751 16:19:42.625677  [    7.984364] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  752 16:19:42.626030  [    7.992983] ipip: IPv4 and MPLS over IPv4 tunneling driver

  753 16:19:42.626356  [    8.005023] IPv4 over IPsec tunneling driver

  754 16:19:42.626668  [    8.013921] NET: Registered protocol family 10

  755 16:19:42.626971  [    8.023711] Segment Routing with IPv6

  756 16:19:42.657997  [    8.033164] NET: Registered protocol family 17

  757 16:19:42.658546  [    8.039091] mmc2: new high speed SDHC card at address aaaa

  758 16:19:42.658900  [    8.039352] Key type dns_resolver registered

  759 16:19:42.659224  [    8.048403] mmcblk2: mmc2:aaaa SL16G 14.8 GiB 

  760 16:19:42.714968  [    8.067679] ThumbEE CPU extension supported.

  761 16:19:42.715514  [    8.072089] Registering SWP/SWPB emulation handler

  762 16:19:42.715863  [    8.078099] Loading compiled-in X.509 certificates

  763 16:19:42.716192  [    8.080714] GPT:Primary header thinks Alt. header is not at the end of the disk.

  764 16:19:42.716509  [    8.090523] GPT:29296874 != 31116287

  765 16:19:42.716818  [    8.094132] GPT:Alternate GPT header not at the end of the disk.

  766 16:19:42.717118  [    8.100284] GPT:29296874 != 31116287

  767 16:19:42.717441  [    8.103886] GPT: Use GNU Parted to correct GPT errors.

  768 16:19:42.717741  [    8.109149]  mmcblk2: p1 p2 p3

  769 16:19:42.866456  [    8.236641] panel-simple panel-lcd: supply power not found, using dummy regulator

  770 16:19:42.867008  [    8.244869] panel-simple panel-lcd: Specify missing connector_type

  771 16:19:42.867360  [    8.257208] panel-simple panel-lvds0: supply power not found, using dummy regulator

  772 16:19:42.925062  [    8.292812] imx_usb 2184200.usb: No over current polarity defined

  773 16:19:42.925539  [    8.307741] ci_hdrc ci_hdrc.1: EHCI Host Controller

  774 16:19:42.925837  [    8.312958] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  775 16:19:42.957434  [    8.345722] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  776 16:19:42.977801  [    8.364757] hub 1-0:1.0: USB hub found

  777 16:19:42.977979  [    8.369113] hub 1-0:1.0: 1 port detected

  778 16:19:42.999055  [    8.383729] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  779 16:19:43.043210  [    8.413176] panel-simple panel-lcd: supply power not found, using dummy regulator

  780 16:19:43.043661  [    8.421433] panel-simple panel-lcd: Specify missing connector_type

  781 16:19:43.043941  [    8.433682] panel-simple panel-lvds0: supply power not found, using dummy regulator

  782 16:19:43.112232  [    8.461157] panel-simple panel-lcd: supply power not found, using dummy regulator

  783 16:19:43.112780  [    8.469379] panel-simple panel-lcd: Specify missing connector_type

  784 16:19:43.113133  [    8.481539] panel-simple panel-lvds0: supply power not found, using dummy regulator

  785 16:19:43.113492  [    8.499261] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  786 16:19:43.156158  [    8.525802] panel-simple panel-lcd: supply power not found, using dummy regulator

  787 16:19:43.156709  [    8.533944] panel-simple panel-lcd: Specify missing connector_type

  788 16:19:43.157062  [    8.546288] panel-simple panel-lvds0: supply power not found, using dummy regulator

  789 16:19:43.185116  [    8.566763] 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)

  790 16:19:43.376784  [    8.765648] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  791 16:19:43.584375  [    8.973888] hub 1-1:1.0: USB hub found

  792 16:19:43.585006  [    8.978626] hub 1-1:1.0: 3 ports detected

  793 16:19:43.639238  [    9.007787] panel-simple panel-lcd: supply power not found, using dummy regulator

  794 16:19:43.639788  [    9.015995] panel-simple panel-lcd: Specify missing connector_type

  795 16:19:43.640140  [    9.028438] panel-simple panel-lvds0: supply power not found, using dummy regulator

  796 16:19:46.289781  [   11.677180] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  797 16:19:46.319282  [   11.706486] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  798 16:19:46.412137  [   11.735546] Sending DHCP requests ., OK

  799 16:19:46.412682  [   11.779571] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.38

  800 16:19:46.413144  [   11.787829] IP-Config: Complete:

  801 16:19:46.413611  [   11.791131]      device=eth0, hwaddr=00:19:b8:08:f0:fe, ipaddr=192.168.201.38, mask=255.255.255.0, gw=192.168.201.1

  802 16:19:46.414061  [   11.801728]      host=imx6q-sabrelite-lava-cbg-8, domain=lava-rack, nis-domain=(none)

  803 16:19:46.414480  [   11.809722]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  804 16:19:46.427526  [   11.809761]      nameserver0=192.168.201.1

  805 16:19:46.475352  [   11.875055] Freeing unused kernel memory: 2048K

  806 16:19:46.491248  [   11.886020] Run /init as init process

  807 16:19:46.539276  Loading, please wait...

  808 16:19:46.634998  Starting version 247.3-7+deb11u2

  809 16:19:49.989605  [   15.384754] imx-ipuv3 2400000.ipu: IPUv3H probed

  810 16:19:50.051468  [   15.420661] panel-simple panel-lcd: supply power not found, using dummy regulator

  811 16:19:50.052017  [   15.433445] panel-simple panel-lcd: Specify missing connector_type

  812 16:19:50.052461  [   15.442044] imx-ipuv3 2800000.ipu: IPUv3H probed

  813 16:19:50.082412  [   15.470135] panel-simple panel-lvds0: supply power not found, using dummy regulator

  814 16:19:50.114380  [   15.509314] CAN device driver interface

  815 16:19:50.172270  [   15.538789] panel-simple panel-lcd: supply power not found, using dummy regulator

  816 16:19:50.172804  [   15.549330] panel-simple panel-lcd: Specify missing connector_type

  817 16:19:50.173158  [   15.562562] panel-simple panel-lvds0: supply power not found, using dummy regulator

  818 16:19:50.222105  [   15.597951] panel-simple panel-lcd: supply power not found, using dummy regulator

  819 16:19:50.222641  [   15.611677] panel-simple panel-lcd: Specify missing connector_type

  820 16:19:50.260012  [   15.636026] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  821 16:19:50.260549  [   15.649022] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  822 16:19:50.275996  [   15.672972] caam 2100000.crypto: Entropy delay = 3200

  823 16:19:50.358967  [   15.735463] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  824 16:19:50.359505  [   15.738977] caam 2100000.crypto: Instantiated RNG4 SH0

  825 16:19:50.359856  [   15.742059] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  826 16:19:50.422723  [   15.799750] caam 2100000.crypto: Instantiated RNG4 SH1

  827 16:19:50.423261  [   15.804949] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  828 16:19:50.423610  [   15.811651] caam 2100000.crypto: job rings = 2, qi = 0

  829 16:19:50.446837  [   15.834634] panel-simple panel-lvds0: supply power not found, using dummy regulator

  830 16:19:50.507588  [   15.868878] panel-simple panel-lcd: supply power not found, using dummy regulator

  831 16:19:50.508124  [   15.873506] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  832 16:19:50.508477  [   15.877515] panel-simple panel-lcd: Specify missing connector_type

  833 16:19:50.508803  [   15.884870] usb_phy_generic usbphynop1: dummy supplies not allowed for exclusive requests

  834 16:19:50.509112  [   15.897873] panel-simple panel-lvds0: supply power not found, using dummy regulator

  835 16:19:50.509458  [   15.899406] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  836 16:19:50.564079  [   15.915314] usb_phy_generic usbphynop2: dummy supplies not allowed for exclusive requests

  837 16:19:50.564580  [   15.928670] sgtl5000 0-000a: sgtl5000 revision 0x11

  838 16:19:50.564927  [   15.934981] panel-simple panel-lcd: supply power not found, using dummy regulator

  839 16:19:50.565256  [   15.944524] panel-simple panel-lcd: Specify missing connector_type

  840 16:19:50.565613  [   15.955445] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  841 16:19:50.565926  [   15.959736] panel-simple panel-lvds0: supply power not found, using dummy regulator

  842 16:19:50.617874  [   15.970081] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  843 16:19:50.618056  [   15.977078] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  844 16:19:50.618148  [   15.983208] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  845 16:19:50.618232  [   15.992977] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 1

  846 16:19:50.618310  [   16.007155] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  847 16:19:50.618388  [   16.012087] panel-simple panel-lcd: supply power not found, using dummy regulator

  848 16:19:50.667032  [   16.016005] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  849 16:19:50.667358  [   16.023650] panel-simple panel-lcd: Specify missing connector_type

  850 16:19:50.667558  [   16.031768] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  851 16:19:50.667741  [   16.046352] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  852 16:19:50.667910  [   16.046556] panel-simple panel-lvds0: supply power not found, using dummy regulator

  853 16:19:50.714253  [   16.094511] panel-simple panel-lcd: supply power not found, using dummy regulator

  854 16:19:50.714792  [   16.103897] panel-simple panel-lcd: Specify missing connector_type

  855 16:19:50.779210  [   16.138222] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  856 16:19:50.779748  [   16.147018] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  857 16:19:50.780097  [   16.155547] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  858 16:19:50.780423  [   16.163914] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  859 16:19:50.848008  [   16.235532] panel-simple panel-lvds0: supply power not found, using dummy regulator

  860 16:19:51.327269  [   16.716433] caam algorithms registered in /proc/crypto

  861 16:19:51.359069  [   16.748299] caam 2100000.crypto: registering rng-caam

  862 16:19:51.391046  [   16.772231] panel-simple panel-lcd: supply power not found, using dummy regulator

  863 16:19:51.391585  [   16.780594] panel-simple panel-lcd: Specify missing connector_type

  864 16:19:51.455955  [   16.804005] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  865 16:19:51.456496  [   16.812578] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  866 16:19:51.456848  [   16.821179] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  867 16:19:51.457171  [   16.829574] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  868 16:19:51.457530  [   16.843892] panel-simple panel-lvds0: supply power not found, using dummy regulator

  869 16:19:51.520622  [   16.872202] panel-simple panel-lcd: supply power not found, using dummy regulator

  870 16:19:51.521159  [   16.880603] panel-simple panel-lcd: Specify missing connector_type

  871 16:19:51.521552  Begin: Loading essential drivers ... done.

  872 16:19:51.521879  Begin: Running /scripts/init-premount ... done.

  873 16:19:51.522193  Begin: Mounting[   16.906706] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  874 16:19:51.522504   root file system ... Begin: Runn[   16.917313] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  875 16:19:51.562891  ing /scripts/nfs-top ... [   16.928449] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  876 16:19:51.563430  done.

  877 16:19:51.563775  [   16.938742] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  878 16:19:51.564102  Begin: Running /scripts/nfs-premo[   16.938932] random: crng init done

  879 16:19:51.564415  unt ... Waiting up to 60 secs for any ethernet to become available

  880 16:19:51.578820  Device /sys/class/net/eth0 found

  881 16:19:51.579351  done.

  882 16:19:51.876425  IP-Config: eth0 hardware address 00:19:b8:08:f0:fe mtu 1500 DHCP

  883 16:19:51.876959  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  884 16:19:51.877336   address: 192.168.201.38   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  885 16:19:51.877664   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  886 16:19:51.877977   host   : imx6q-sabrelite-lava-cbg-8                                      

  887 16:19:51.878284   domain : lava-rack                                                       

  888 16:19:51.878584   rootserver: 192.168.201.1 rootpath: 

  889 16:19:51.878874   filename  : 

  890 16:19:51.971713  done.

  891 16:19:51.997885  Begin: Running /scripts/nfs-bottom ... done.

  892 16:19:52.045959  Begin: Running /scripts/init-bottom ... done.

  893 16:19:53.642838  [   19.030676] systemd[1]: System time before build time, advancing clock.

  894 16:19:53.935279  [   19.295680] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)

  895 16:19:53.935758  [   19.324778] systemd[1]: Detected architecture arm.

  896 16:19:53.950984  

  897 16:19:53.951092  Welcome to Debian GNU/Linux 11 (bullseye)!

  898 16:19:53.951164  

  899 16:19:53.993979  [   19.381987] systemd[1]: Set hostname to <debian-bullseye-armhf>.

  900 16:19:55.561247  [   20.913049] systemd[1]: Queued start job for default target Graphical Interface.

  901 16:19:55.561421  [   20.927037] systemd[1]: Created slice system-getty.slice.

  902 16:19:55.561495  [  OK  ] Created slice system-getty.slice.

  903 16:19:55.561563  [   20.944277] systemd[1]: Created slice system-modprobe.slice.

  904 16:19:55.561627  [  OK  ] Created slice system-modprobe.slice.

  905 16:19:55.621949  [   21.000235] systemd[1]: Created slice system-serial\x2dgetty.slice.

  906 16:19:55.622057  [  OK  ] Created slice system-serial\x2dgetty.slice.

  907 16:19:55.662166  [   21.039555] systemd[1]: Created slice User and Session Slice.

  908 16:19:55.662388  [  OK  ] Created slice User and Session Slice.

  909 16:19:55.713231  [   21.089307] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.

  910 16:19:55.713767  [  OK  ] Started Dispatch Password …ts to Console Directory Watch.

  911 16:19:55.762144  [   21.138519] systemd[1]: Started Forward Password Requests to Wall Directory Watch.

  912 16:19:55.762583  [  OK  ] Started Forward Password R…uests to Wall Directory Watch.

  913 16:19:55.820204  [   21.186946] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.

  914 16:19:55.820743  [   21.200595] systemd[1]: Reached target Local Encrypted Volumes.

  915 16:19:55.821105  [  OK  ] Reached target Local Encrypted Volumes.

  916 16:19:55.850035  [   21.235967] systemd[1]: Reached target Paths.

  917 16:19:55.850556  [  OK  ] Reached target Paths.

  918 16:19:55.900247  [   21.276283] systemd[1]: Reached target Remote File Systems.

  919 16:19:55.900781  [  OK  ] Reached target Remote File Systems.

  920 16:19:55.916002  [   21.316203] systemd[1]: Reached target Slices.

  921 16:19:55.931963  [  OK  ] Reached target Slices.

  922 16:19:55.974255  [   21.357261] systemd[1]: Reached target Swap.

  923 16:19:55.974787  [  OK  ] Reached target Swap.

  924 16:19:56.018708  [   21.397465] systemd[1]: Listening on initctl Compatibility Named Pipe.

  925 16:19:56.019237  [  OK  ] Listening on initctl Compatibility Named Pipe.

  926 16:19:56.126745  [   21.495997] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.

  927 16:19:56.127279  [   21.509481] systemd[1]: Listening on Journal Socket (/dev/log).

  928 16:19:56.127631  [  OK  ] Listening on Journal Socket (/dev/log).

  929 16:19:56.158453  [   21.561672] systemd[1]: Listening on Journal Socket.

  930 16:19:56.183288  [  OK  ] Listening on Journal Socket.

  931 16:19:56.233369  [   21.611177] systemd[1]: Listening on Network Service Netlink Socket.

  932 16:19:56.233889  [  OK  ] Listening on Network Service Netlink Socket.

  933 16:19:56.287072  [   21.667021] systemd[1]: Listening on udev Control Socket.

  934 16:19:56.287507  [  OK  ] Listening on udev Control Socket.

  935 16:19:56.327222  [   21.710646] systemd[1]: Listening on udev Kernel Socket.

  936 16:19:56.327754  [  OK  ] Listening on udev Kernel Socket.

  937 16:19:56.383123  [   21.759357] systemd[1]: Condition check resulted in Huge Pages File System being skipped.

  938 16:19:56.383559  [   21.768584] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.

  939 16:19:56.406050  [   21.790007] systemd[1]: Mounting Kernel Debug File System...

  940 16:19:56.406576           Mounting Kernel Debug File System...

  941 16:19:56.458919  [   21.838393] systemd[1]: Mounting Kernel Trace File System...

  942 16:19:56.459494           Mounting Kernel Trace File System...

  943 16:19:56.522444  [   21.902765] systemd[1]: Starting Create list of static device nodes for the current kernel...

  944 16:19:56.522546           Starting Create list of st…odes for the current kernel...

  945 16:19:56.584934  [   21.964459] systemd[1]: Starting Load Kernel Module configfs...

  946 16:19:56.585663           Starting Load Kernel Module configfs...

  947 16:19:56.639926  [   22.027884] systemd[1]: Starting Load Kernel Module drm...

  948 16:19:56.640461           Starting Load Kernel Module drm...

  949 16:19:56.686359  [   22.074418] systemd[1]: Starting Load Kernel Module fuse...

  950 16:19:56.686606           Starting Load Kernel Module fuse...

  951 16:19:56.755510  [   22.138478] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.

  952 16:19:56.755742  [   22.142325] fuse: init (API version 7.32)

  953 16:19:56.784549  [   22.170179] systemd[1]: Starting Journal Service...

  954 16:19:56.785081           Starting Journal Service...

  955 16:19:56.839307  [   22.221683] systemd[1]: Starting Load Kernel Modules...

  956 16:19:56.839755           Starting Load Kernel Modules...

  957 16:19:56.887370  [   22.266977] systemd[1]: Starting Remount Root and Kernel File Systems...

  958 16:19:56.888323           Starting Remount Root and Kernel File Systems...

  959 16:19:56.949449  [   22.328356] systemd[1]: Starting Coldplug All udev Devices...

  960 16:19:56.949979           Starting Coldplug All udev Devices...

  961 16:19:57.003826  [   22.387656] systemd[1]: Mounted Kernel Debug File System.

  962 16:19:57.004016  [  OK  ] Mounted Kernel Debug File System.

  963 16:19:57.056673  [   22.437468] systemd[1]: Mounted Kernel Trace File System.

  964 16:19:57.056888  [  OK  ] Mounted Kernel Trace File System.

  965 16:19:57.116945  [   22.492998] systemd[1]: Finished Create list of static device nodes for the current kernel.

  966 16:19:57.117527  [  OK  ] Finished Create list of st… nodes for the current kernel.

  967 16:19:57.218869  [   22.588248] systemd[1]: modprobe@configfs.service: Succeeded.

  968 16:19:57.219418  [   22.598386] systemd[1]: Finished Load Kernel Module configfs.

  969 16:19:57.219863  [  OK  ] Finished Load Kernel Module configfs.

  970 16:19:57.250988  [   22.650661] systemd[1]: modprobe@drm.service: Succeeded.

  971 16:19:57.279983  [   22.659835] systemd[1]: Finished Load Kernel Module drm.

  972 16:19:57.280515  [  OK  ] Finished Load Kernel Module drm.

  973 16:19:57.339865  [   22.710612] systemd[1]: modprobe@fuse.service: Succeeded.

  974 16:19:57.340398  [   22.720261] systemd[1]: Finished Load Kernel Module fuse.

  975 16:19:57.340746  [  OK  ] Finished Load Kernel Module fuse.

  976 16:19:57.379576  [   22.760366] systemd[1]: Finished Load Kernel Modules.

  977 16:19:57.380193  [  OK  ] Finished Load Kernel Modules.

  978 16:19:57.429716  [   22.810203] systemd[1]: Finished Remount Root and Kernel File Systems.

  979 16:19:57.430249  [  OK  ] Finished Remount Root and Kernel File Systems.

  980 16:19:57.476643  [   22.856777] systemd[1]: Mounting FUSE Control File System...

  981 16:19:57.477181           Mounting FUSE Control File System...

  982 16:19:57.524335  [   22.904181] systemd[1]: Mounting Kernel Configuration File System...

  983 16:19:57.524972           Mounting Kernel Configuration File System...

  984 16:19:57.600273  [   22.954031] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.

  985 16:19:57.600818  [   22.963736] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.

  986 16:19:57.601171  [   22.982294] systemd[1]: Starting Load/Save Random Seed...

  987 16:19:57.601597           Starting Load/Save Random Seed...

  988 16:19:57.646174  [   23.034235] systemd[1]: Starting Apply Kernel Variables...

  989 16:19:57.646707           Starting Apply Kernel Variables...

  990 16:19:57.694028  [   23.096103] systemd[1]: Starting Create System Users...

  991 16:19:57.710019           Starting Create System Users...

  992 16:19:57.767021  [   23.152408] systemd[1]: Started Journal Service.

  993 16:19:57.767551  [  OK  ] Started Journal Service.

  994 16:19:57.820727  [  OK  ] Mounted FUSE Control File System.

  995 16:19:57.861581  [  OK  ] Mounted Kernel Configuration File System.

  996 16:19:57.904545  [  OK  ] Finished Load/Save Random Seed.

  997 16:19:57.952793  [  OK  ] Finished Apply Kernel Variables.

  998 16:19:58.000780  [  OK  ] Finished Create System Users.

  999 16:19:58.058291           Starting Flush Journal to Persistent Storage...

 1000 16:19:58.101229           Starting Create Static Device Nodes in /dev...

 1001 16:19:58.170262  [   23.558068] systemd-journald[281]: Received client request to flush runtime journal.

 1002 16:19:58.298161  [  OK  ] Finished Create Static Device Nodes in /dev.

 1003 16:19:58.341044  [  OK  ] Reached target Local File Systems (Pre).

 1004 16:19:58.369759  [  OK  ] Reached target Local File Systems.

 1005 16:19:58.428171           Starting Rule-based Manage…for Device Events and Files...

 1006 16:19:58.983410  [  OK  ] Finished Flush Journal to Persistent Storage.

 1007 16:19:59.047289           Starting Create Volatile Files and Directories...

 1008 16:19:59.079257  [  OK  ] Started Rule-based Manager for Device Events and Files.

 1009 16:19:59.159199           Starting Network Service...

 1010 16:19:59.994781  [  OK  ] Finished Create Volatile Files and Directories.

 1011 16:20:00.099285           Starting Network Time Synchronization...

 1012 16:20:00.163390           Starting Update UTMP about System Boot/Shutdown...

 1013 16:20:00.195516  [  OK  ] Started Network Service.

 1014 16:20:00.290986           Starting Network Name Resolution...

 1015 16:20:00.503889  [  OK  ] Finished Update UTMP about System Boot/Shutdown.

 1016 16:20:01.564243  [  OK  ] Started Network Time Synchronization.

 1017 16:20:01.590166  [  OK  ] Reached target System Time Set.

 1018 16:20:01.590726  [  OK  ] Reached target System Time Synchronized.

 1019 16:20:01.887926  [  OK  ] Started Network Name Resolution.

 1020 16:20:01.951620  [  OK  ] Reached target Network.

 1021 16:20:01.967645  [  OK  ] Reached target Host and Network Name Lookups.

 1022 16:20:02.428947  [  OK  ] Finished Coldplug All udev Devices.

 1023 16:20:02.450987  [  OK  ] Reached target System Initialization.

 1024 16:20:02.594599  [  OK  ] Started Daily apt download activities.

 1025 16:20:02.615616  [  OK  ] Started Daily apt upgrade and clean activities.

 1026 16:20:02.644622  [  OK  ] Started Periodic ext4 Onli…ata Check for All Filesystems.

 1027 16:20:02.708699  [  OK  ] Started Discard unused blocks once a week.

 1028 16:20:02.740412  [  OK  ] Started Daily Cleanup of Temporary Directories.

 1029 16:20:02.756689  [  OK  ] Reached target Timers.

 1030 16:20:02.800647  [  OK  ] Reached target Hardware activated USB gadget.

 1031 16:20:02.832542  [  OK  ] Listening on D-Bus System Message Bus Socket.

 1032 16:20:02.864570  [  OK  ] Reached target Sockets.

 1033 16:20:02.896189  [  OK  ] Reached target Basic System.

 1034 16:20:02.940116  [  OK  ] Started D-Bus System Message Bus.

 1035 16:20:03.145170           Starting Remove Stale Onli…t4 Metadata Check Snapshots...

 1036 16:20:03.336937           Starting User Login Management...

 1037 16:20:03.401324           Starting Permit User Sessions...

 1038 16:20:03.448803  [  OK  ] Found device /dev/ttymxc1.

 1039 16:20:03.664392  [  OK  ] Finished Permit User Sessions.

 1040 16:20:04.149990  [  OK  ] Finished Remove Stale Onli…ext4 Metadata Check Snapshots.

 1041 16:20:05.999471  [  OK  ] Started User Login Management.

 1042 16:20:06.040471  [  OK  ] Listening on Load/Save RF …itch Status /dev/rfkill Watch.

 1043 16:20:06.088292  [  OK  ] Started Getty on tty1.

 1044 16:20:06.143814  [  OK  ] Started Serial Getty on ttymxc1.

 1045 16:20:06.185747  [  OK  ] Reached target Login Prompts.

 1046 16:20:06.233766  [  OK  ] Reached target Multi-User System.

 1047 16:20:06.286751  [  OK  ] Reached target Graphical Interface.

 1048 16:20:06.312548           Starting Update UTMP about System Runlevel Changes...

 1049 16:20:06.479548  [  OK  ] Finished Update UTMP about System Runlevel Changes.

 1050 16:20:06.615272  

 1051 16:20:06.615492  

 1052 16:20:06.615606  Debian GNU/Linux 11 debian-bullseye-armhf ttymxc1

 1053 16:20:06.615713  

 1054 16:20:06.615808  debian-bullseye-armhf login: root (automatic login)

 1055 16:20:06.615930  

 1056 16:20:06.616033  

 1057 16:20:07.248585  Linux debian-bullseye-armhf 5.10.181-cip34 #1 SMP Tue May 30 15:59:09 UTC 2023 armv7l

 1058 16:20:07.249110  

 1059 16:20:07.249486  The programs included with the Debian GNU/Linux system are free software;

 1060 16:20:07.249850  the exact distribution terms for each program are described in the

 1061 16:20:07.250170  individual files in /usr/share/doc/*/copyright.

 1062 16:20:07.250470  

 1063 16:20:07.250762  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1064 16:20:07.251050  permitted by applicable law.

 1065 16:20:11.801810  Matched prompt #10: / #
 1067 16:20:11.802952  Setting prompt string to ['/ #']
 1068 16:20:11.803387  end: 2.4.4.1 login-action (duration 00:00:31) [common]
 1070 16:20:11.804347  end: 2.4.4 auto-login-action (duration 00:00:39) [common]
 1071 16:20:11.804778  start: 2.4.5 expect-shell-connection (timeout 00:03:29) [common]
 1072 16:20:11.805128  Setting prompt string to ['/ #']
 1073 16:20:11.805442  Forcing a shell prompt, looking for ['/ #']
 1075 16:20:11.856445  / # 

 1076 16:20:11.857052  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1077 16:20:11.857513  Waiting using forced prompt support (timeout 00:02:30)
 1078 16:20:11.864990  

 1079 16:20:11.881304  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1080 16:20:11.881916  start: 2.4.6 export-device-env (timeout 00:03:29) [common]
 1081 16:20:11.882341  Sending with 10 millisecond of delay
 1083 16:20:17.024481  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss'

 1084 16:20:17.040162  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/10527299/extract-nfsrootfs-yjbl7tss'

 1085 16:20:17.040943  Sending with 10 millisecond of delay
 1087 16:20:19.273565  / # export NFS_SERVER_IP='192.168.201.1'

 1088 16:20:19.284744  export NFS_SERVER_IP='192.168.201.1'

 1089 16:20:19.293140  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1090 16:20:19.293768  end: 2.4 uboot-commands (duration 00:01:39) [common]
 1091 16:20:19.294260  end: 2 uboot-action (duration 00:01:39) [common]
 1092 16:20:19.294721  start: 3 lava-test-retry (timeout 00:07:51) [common]
 1093 16:20:19.295179  start: 3.1 lava-test-shell (timeout 00:07:51) [common]
 1094 16:20:19.295564  Using namespace: common
 1096 16:20:19.397103  / # #

 1097 16:20:19.397745  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1098 16:20:19.404489  #

 1099 16:20:19.420801  Using /lava-10527299
 1101 16:20:19.522560  / # export SHELL=/bin/bash

 1102 16:20:19.532390  export SHELL=/bin/bash

 1104 16:20:19.649581  / # . /lava-10527299/environment

 1105 16:20:19.659758  . /lava-10527299/environment

 1107 16:20:19.777349  / # /lava-10527299/bin/lava-test-runner /lava-10527299/0

 1108 16:20:19.777944  Test shell timeout: 10s (minimum of the action and connection timeout)
 1109 16:20:19.787564  /lava-10527299/bin/lava-test-runner /lava-10527299/0

 1110 16:20:20.608505  + export TESTRUN_ID=0_timesync-off

 1111 16:20:20.609073  + TESTRUN_ID=0_timesync-off

 1112 16:20:20.609540  + cd /lava-10527299/0/tests/0_timesync-off

 1113 16:20:20.609882  ++ cat uuid

 1114 16:20:20.655033  + UUID=10527299_1.6.2.4.1

 1115 16:20:20.655551  + set +x

 1116 16:20:20.655871  <LAVA_SIGNAL_STARTRUN 0_timesync-off 10527299_1.6.2.4.1>

 1117 16:20:20.656179  + systemctl stop systemd-timesyncd

 1118 16:20:20.656760  Received signal: <STARTRUN> 0_timesync-off 10527299_1.6.2.4.1
 1119 16:20:20.657125  Starting test lava.0_timesync-off (10527299_1.6.2.4.1)
 1120 16:20:20.657606  Skipping test definition patterns.
 1121 16:20:20.810680  + set +x

 1122 16:20:20.811283  <LAVA_SIGNAL_ENDRUN 0_timesync-off 10527299_1.6.2.4.1>

 1123 16:20:20.812130  Received signal: <ENDRUN> 0_timesync-off 10527299_1.6.2.4.1
 1124 16:20:20.812543  Ending use of test pattern.
 1125 16:20:20.812944  Ending test lava.0_timesync-off (10527299_1.6.2.4.1), duration 0.16
 1127 16:20:21.018580  + export TESTRUN_ID=1_kselftest-lkdtm

 1128 16:20:21.039473  + TESTRUN_ID=1_kselftest-lkdtm

 1129 16:20:21.040007  + cd /lava-10527299/0/tests/1_kselftest-lkdtm

 1130 16:20:21.040382  ++ cat uuid

 1131 16:20:21.110447  + UUID=10527299_1.6.2.4.5

 1132 16:20:21.110972  + set +x

 1133 16:20:21.111312  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 10527299_1.6.2.4.5>

 1134 16:20:21.111630  + cd ./automated/linux/kselftest/

 1135 16:20:21.111993  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b imx6q-sabrelite -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1

 1136 16:20:21.112598  Received signal: <STARTRUN> 1_kselftest-lkdtm 10527299_1.6.2.4.5
 1137 16:20:21.112927  Starting test lava.1_kselftest-lkdtm (10527299_1.6.2.4.5)
 1138 16:20:21.113343  Skipping test definition patterns.
 1139 16:20:21.333901  INFO: install_deps skipped

 1140 16:20:21.493802  --2023-05-30 16:20:21--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.180-cip34-213-g6582dd41d2c22/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1141 16:20:21.494310  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28

 1142 16:20:21.642734  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.

 1143 16:20:21.786129  HTTP request sent, awaiting response... 200 OK

 1144 16:20:21.812309  Length: 1408924 (1.3M) [application/octet-stream]

 1145 16:20:21.812828  Saving to: 'kselftest.tar.xz'

 1146 16:20:21.813162  

 1147 16:20:21.813506  

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 1204 16:20:35.931951  

 1205 16:20:40.414780  skiplist:

 1206 16:20:40.415344  ========================================

 1207 16:20:40.415860  ========================================

 1208 16:20:40.574257  lkdtm:PANIC.sh

 1209 16:20:40.574745  lkdtm:BUG.sh

 1210 16:20:40.575259  lkdtm:WARNING.sh

 1211 16:20:40.575724  lkdtm:WARNING_MESSAGE.sh

 1212 16:20:40.576163  lkdtm:EXCEPTION.sh

 1213 16:20:40.576578  lkdtm:LOOP.sh

 1214 16:20:40.576957  lkdtm:EXHAUST_STACK.sh

 1215 16:20:40.577490  lkdtm:CORRUPT_STACK.sh

 1216 16:20:40.577882  lkdtm:CORRUPT_STACK_STRONG.sh

 1217 16:20:40.578282  lkdtm:CORRUPT_LIST_ADD.sh

 1218 16:20:40.578656  lkdtm:CORRUPT_LIST_DEL.sh

 1219 16:20:40.579081  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1220 16:20:40.579456  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1221 16:20:40.579852  lkdtm:UNSET_SMEP.sh

 1222 16:20:40.580315  lkdtm:DOUBLE_FAULT.sh

 1223 16:20:40.580800  lkdtm:CORRUPT_PAC.sh

 1224 16:20:40.581273  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1225 16:20:40.581790  lkdtm:OVERWRITE_ALLOCATION.sh

 1226 16:20:40.582265  lkdtm:WRITE_AFTER_FREE.sh

 1227 16:20:40.617345  lkdtm:READ_AFTER_FREE.sh

 1228 16:20:40.617988  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1229 16:20:40.618513  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1230 16:20:40.618919  lkdtm:SLAB_FREE_DOUBLE.sh

 1231 16:20:40.619416  lkdtm:SLAB_FREE_CROSS.sh

 1232 16:20:40.619925  lkdtm:SLAB_FREE_PAGE.sh

 1233 16:20:40.620405  lkdtm:SOFTLOCKUP.sh

 1234 16:20:40.620804  lkdtm:HARDLOCKUP.sh

 1235 16:20:40.621308  lkdtm:SPINLOCKUP.sh

 1236 16:20:40.621740  lkdtm:HUNG_TASK.sh

 1237 16:20:40.622130  lkdtm:EXEC_DATA.sh

 1238 16:20:40.622503  lkdtm:EXEC_STACK.sh

 1239 16:20:40.622869  lkdtm:EXEC_KMALLOC.sh

 1240 16:20:40.623240  lkdtm:EXEC_VMALLOC.sh

 1241 16:20:40.623605  lkdtm:EXEC_RODATA.sh

 1242 16:20:40.624050  lkdtm:EXEC_USERSPACE.sh

 1243 16:20:40.624487  lkdtm:EXEC_NULL.sh

 1244 16:20:40.624877  lkdtm:ACCESS_USERSPACE.sh

 1245 16:20:40.625250  lkdtm:ACCESS_NULL.sh

 1246 16:20:40.625690  lkdtm:WRITE_RO.sh

 1247 16:20:40.626076  lkdtm:WRITE_RO_AFTER_INIT.sh

 1248 16:20:40.660451  lkdtm:WRITE_KERN.sh

 1249 16:20:40.661102  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1250 16:20:40.661675  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1251 16:20:40.662198  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1252 16:20:40.662691  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1253 16:20:40.663205  lkdtm:REFCOUNT_DEC_ZERO.sh

 1254 16:20:40.663703  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1255 16:20:40.664201  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1256 16:20:40.664677  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1257 16:20:40.665176  lkdtm:REFCOUNT_INC_ZERO.sh

 1258 16:20:40.665687  lkdtm:REFCOUNT_ADD_ZERO.sh

 1259 16:20:40.666085  lkdtm:REFCOUNT_INC_SATURATED.sh

 1260 16:20:40.666550  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1261 16:20:40.667043  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1262 16:20:40.667512  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1263 16:20:40.703489  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1264 16:20:40.704146  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1265 16:20:40.704652  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1266 16:20:40.705195  lkdtm:REFCOUNT_TIMING.sh

 1267 16:20:40.705707  lkdtm:ATOMIC_TIMING.sh

 1268 16:20:40.706192  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1269 16:20:40.706703  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1270 16:20:40.707200  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1271 16:20:40.707678  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1272 16:20:40.708167  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1273 16:20:40.708653  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1274 16:20:40.709133  lkdtm:USERCOPY_STACK_BEYOND.sh

 1275 16:20:40.709613  lkdtm:USERCOPY_KERNEL.sh

 1276 16:20:40.710003  lkdtm:STACKLEAK_ERASING.sh

 1277 16:20:40.746503  lkdtm:CFI_FORWARD_PROTO.sh

 1278 16:20:40.747163  ============== Tests to run ===============

 1279 16:20:40.747615  lkdtm:PANIC.sh

 1280 16:20:40.748047  lkdtm:BUG.sh

 1281 16:20:40.748438  lkdtm:WARNING.sh

 1282 16:20:40.748819  lkdtm:WARNING_MESSAGE.sh

 1283 16:20:40.749259  lkdtm:EXCEPTION.sh

 1284 16:20:40.749702  lkdtm:LOOP.sh

 1285 16:20:40.750125  lkdtm:EXHAUST_STACK.sh

 1286 16:20:40.750518  lkdtm:CORRUPT_STACK.sh

 1287 16:20:40.751023  lkdtm:CORRUPT_STACK_STRONG.sh

 1288 16:20:40.751499  lkdtm:CORRUPT_LIST_ADD.sh

 1289 16:20:40.751991  lkdtm:CORRUPT_LIST_DEL.sh

 1290 16:20:40.752466  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1291 16:20:40.752921  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1292 16:20:40.753441  lkdtm:UNSET_SMEP.sh

 1293 16:20:40.753910  lkdtm:DOUBLE_FAULT.sh

 1294 16:20:40.754378  lkdtm:CORRUPT_PAC.sh

 1295 16:20:40.754842  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1296 16:20:40.755348  lkdtm:OVERWRITE_ALLOCATION.sh

 1297 16:20:40.789482  lkdtm:WRITE_AFTER_FREE.sh

 1298 16:20:40.789947  lkdtm:READ_AFTER_FREE.sh

 1299 16:20:40.790366  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1300 16:20:40.790813  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1301 16:20:40.791316  lkdtm:SLAB_FREE_DOUBLE.sh

 1302 16:20:40.791806  lkdtm:SLAB_FREE_CROSS.sh

 1303 16:20:40.792290  lkdtm:SLAB_FREE_PAGE.sh

 1304 16:20:40.792702  lkdtm:SOFTLOCKUP.sh

 1305 16:20:40.793172  lkdtm:HARDLOCKUP.sh

 1306 16:20:40.793606  lkdtm:SPINLOCKUP.sh

 1307 16:20:40.793991  lkdtm:HUNG_TASK.sh

 1308 16:20:40.794466  lkdtm:EXEC_DATA.sh

 1309 16:20:40.794943  lkdtm:EXEC_STACK.sh

 1310 16:20:40.795420  lkdtm:EXEC_KMALLOC.sh

 1311 16:20:40.795891  lkdtm:EXEC_VMALLOC.sh

 1312 16:20:40.796370  lkdtm:EXEC_RODATA.sh

 1313 16:20:40.796746  lkdtm:EXEC_USERSPACE.sh

 1314 16:20:40.797228  lkdtm:EXEC_NULL.sh

 1315 16:20:40.797642  lkdtm:ACCESS_USERSPACE.sh

 1316 16:20:40.798096  lkdtm:ACCESS_NULL.sh

 1317 16:20:40.832603  lkdtm:WRITE_RO.sh

 1318 16:20:40.833315  lkdtm:WRITE_RO_AFTER_INIT.sh

 1319 16:20:40.833825  lkdtm:WRITE_KERN.sh

 1320 16:20:40.834354  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1321 16:20:40.834857  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1322 16:20:40.835359  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1323 16:20:40.835747  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1324 16:20:40.836158  lkdtm:REFCOUNT_DEC_ZERO.sh

 1325 16:20:40.836565  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1326 16:20:40.836935  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1327 16:20:40.837463  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1328 16:20:40.837867  lkdtm:REFCOUNT_INC_ZERO.sh

 1329 16:20:40.838267  lkdtm:REFCOUNT_ADD_ZERO.sh

 1330 16:20:40.838637  lkdtm:REFCOUNT_INC_SATURATED.sh

 1331 16:20:40.839027  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1332 16:20:40.875554  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1333 16:20:40.876016  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1334 16:20:40.876435  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1335 16:20:40.876923  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1336 16:20:40.877427  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1337 16:20:40.877814  lkdtm:REFCOUNT_TIMING.sh

 1338 16:20:40.878190  lkdtm:ATOMIC_TIMING.sh

 1339 16:20:40.878640  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1340 16:20:40.879144  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1341 16:20:40.879636  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1342 16:20:40.880127  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1343 16:20:40.880613  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1344 16:20:40.881112  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1345 16:20:40.881625  lkdtm:USERCOPY_STACK_BEYOND.sh

 1346 16:20:40.882107  lkdtm:USERCOPY_KERNEL.sh

 1347 16:20:40.897125  lkdtm:STACKLEAK_ERASING.sh

 1348 16:20:40.897683  lkdtm:CFI_FORWARD_PROTO.sh

 1349 16:20:40.898019  ===========End Tests to run ===============

 1350 16:20:42.733735  [   68.138406] kselftest: Running tests in lkdtm

 1351 16:20:42.781569  TAP version 13

 1352 16:20:42.813764  1..70

 1353 16:20:42.845712  # selftests: lkdtm: PANIC.sh

 1354 16:20:43.356768  # Skipping PANIC: crashes entire system

 1355 16:20:43.357340  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1356 16:20:43.388737  # selftests: lkdtm: BUG.sh

 1357 16:20:43.730223  [   69.095506] lkdtm: Performing direct entry BUG

 1358 16:20:43.730751  [   69.100274] ------------[ cut here ]------------

 1359 16:20:43.731089  [   69.104902] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1360 16:20:43.731403  [   69.110144] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1361 16:20:43.773700  [   69.115304] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1362 16:20:43.774299  [   69.144603] CPU: 3 PID: 700 Comm: cat Not tainted 5.10.181-cip34 #1

 1363 16:20:43.774678  [   69.150891] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1364 16:20:43.775025  [   69.157455] PC is at lkdtm_BUG+0x14/0x18

 1365 16:20:43.775357  [   69.161406] LR is at lkdtm_do_action+0x2c/0x4c

 1366 16:20:43.775680  [   69.165876] pc : [<c0c54bfc>]    lr : [<c0c5467c>]    psr: a00e0013

 1367 16:20:43.775995  [   69.172163] sp : c5c8fe58  ip : c5c8fe68  fp : c5c8fe64

 1368 16:20:43.776308  [   69.177408] r10: 00000004  r9 : c1accda0  r8 : c15e8da8

 1369 16:20:43.817193  [   69.182653] r7 : c5c8ff60  r6 : 00000004  r5 : c5f38000  r4 : 00000001

 1370 16:20:43.817798  [   69.189202] r3 : c0c54be8  r2 : 48e1caee  r1 : ef7c05e0  r0 : c15e8db0

 1371 16:20:43.818171  [   69.195756] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1372 16:20:43.818520  [   69.202916] Control: 10c5387d  Table: 160d804a  DAC: 00000051

 1373 16:20:43.818853  [   69.208687] Process cat (pid: 700, stack limit = 0x92a7c41f)

 1374 16:20:43.819178  [   69.214370] Stack: (0xc5c8fe58 to 0xc5c90000)

 1375 16:20:43.860533  [   69.218752] fe40:                                                       c5c8fe74 c5c8fe68

 1376 16:20:43.861066  [   69.226961] fe60: c0c5467c c0c54bf4 c5c8fe9c c5c8fe78 c0c54b7c c0c5465c c0c54a5c c5b84a00

 1377 16:20:43.861435  [   69.235168] fe80: b6dd9000 00000004 c309cf00 c5c8ff60 c5c8fec4 c5c8fea0 c07e05cc c0c54a68

 1378 16:20:43.861799  [   69.243374] fea0: 00000000 c5b84a00 b6dd9000 c2815800 c5c8ff60 c07e0568 c5c8ff5c c5c8fec8

 1379 16:20:43.862133  [   69.251581] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c5c8e000

 1380 16:20:43.862457  [   69.259787] fee0: b6dd9000 00020000 00000004 00000004 0001fffc c5c8fee0 00000001 b6dd8000

 1381 16:20:43.903459  [   69.267993] ff00: c5b71040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1382 16:20:43.903639  [   69.276200] ff20: 00000000 00000000 c139d890 48e1caee c205dcc0 c5b84a00 c5b84a00 c5c8e000

 1383 16:20:43.903729  [   69.284405] ff40: b6dd9000 00000000 00000000 00000004 c5c8ff94 c5c8ff60 c059b1c4 c059ab18

 1384 16:20:43.903810  [   69.292612] ff60: 00000000 00000000 c5c8ffac 48e1caee 00000004 00000004 b6f20e00 00000004

 1385 16:20:43.903886  [   69.300818] ff80: c03002e4 c5c8e000 c5c8ffa4 c5c8ff98 c059b254 c059b15c 00000000 c5c8ffa8

 1386 16:20:43.947096  [   69.309022] ffa0: c03000c0 c059b248 00000004 00000004 00000001 b6dd9000 00000004 00000000

 1387 16:20:43.947632  [   69.317229] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1388 16:20:43.947976  [   69.325435] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6 800e0030 00000001 00000000 00000000

 1389 16:20:43.948288  [   69.333628] Backtrace: 

 1390 16:20:43.948591  [   69.336125] [<c0c54be8>] (lkdtm_BUG) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1391 16:20:43.948887  [   69.343729] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1392 16:20:43.990307  [   69.351775] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1393 16:20:43.990881  [   69.359727]  r9:c5c8ff60 r8:c309cf00 r7:00000004 r6:b6dd9000 r5:c5b84a00 r4:c0c54a5c

 1394 16:20:43.991255  [   69.367514] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1395 16:20:43.991599  [   69.375376]  r9:c07e0568 r8:c5c8ff60 r7:c2815800 r6:b6dd9000 r5:c5b84a00 r4:00000000

 1396 16:20:43.991927  [   69.383153] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1397 16:20:43.992249  [   69.390320]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5c8e000 r5:c5b84a00

 1398 16:20:44.033844  [   69.398170]  r4:c5b84a00

 1399 16:20:44.034413  [   69.400735] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1400 16:20:44.034790  [   69.407901]  r9:c5c8e000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:00000004 r4:00000004

 1401 16:20:44.035137  [   69.415679] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1402 16:20:44.035470  [   69.423268] Exception stack(0xc5c8ffa8 to 0xc5c8fff0)

 1403 16:20:44.035797  [   69.428347] ffa0:                   00000004 00000004 00000001 b6dd9000 00000004 00000000

 1404 16:20:44.077074  [   69.436553] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1405 16:20:44.077637  [   69.444753] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6

 1406 16:20:44.077977  [   69.449834] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1407 16:20:44.078288  [   69.455960] ---[ end trace fff92107256d9ef5 ]---

 1408 16:20:44.078586  [   69.460604] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1409 16:20:44.078878  [   69.469501] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 700, name: cat

 1410 16:20:44.079168  [   69.477174] INFO: lockdep is turned off.

 1411 16:20:44.079452  [   69.481114] irq event stamp: 1610

 1412 16:20:44.119893  [   69.484472] hardirqs last  enabled at (1609): [<c03d6ce8>] console_unlock+0x4b0/0x6c0

 1413 16:20:44.120072  [   69.492332] hardirqs last disabled at (1610): [<c0300c60>] __und_svc+0x60/0x6c

 1414 16:20:44.120145  [   69.499584] softirqs last  enabled at (1578): [<c030219c>] __do_softirq+0x36c/0x5a0

 1415 16:20:44.120242  [   69.507269] softirqs last disabled at (1569): [<c035f968>] __irq_exit_rcu+0x178/0x1d0

 1416 16:20:44.120334  [   69.515127] CPU: 3 PID: 700 Comm: cat Tainted: G      D           5.10.181-cip34 #1

 1417 16:20:44.120410  [   69.522803] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1418 16:20:44.163449  [   69.529347] Backtrace: 

 1419 16:20:44.163660  [   69.531847] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 1420 16:20:44.163772  [   69.539444]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f0fd78

 1421 16:20:44.163869  [   69.545143] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 1422 16:20:44.163963  [   69.552497] [<c1381cc0>] (dump_stack) from [<c038fb6c>] (___might_sleep+0x188/0x2e0)

 1423 16:20:44.164055  [   69.560271]  r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19c9024 r4:c5c8e000

 1424 16:20:44.207231  [   69.568048] [<c038f9e4>] (___might_sleep) from [<c038fd34>] (__might_sleep+0x70/0xb0)

 1425 16:20:44.207610  [   69.575901]  r6:00000000 r5:00000031 r4:c19c9024

 1426 16:20:44.207842  [   69.580564] [<c038fcc4>] (__might_sleep) from [<c036dadc>] (exit_signals+0x4c/0x420)

 1427 16:20:44.208051  [   69.588330]  r6:00000001 r5:c5c8e000 r4:c5fe5100

 1428 16:20:44.208249  [   69.592993] [<c036da90>] (exit_signals) from [<c035c4c4>] (do_exit+0x100/0xafc)

 1429 16:20:44.208444  [   69.600331]  r8:0000000b r7:c1e0f90c r6:ffffe000 r5:00000000 r4:c5fe5100

 1430 16:20:44.208635  [   69.607068] [<c035c3c4>] (do_exit) from [<c035e3c0>] (make_task_dead+0x68/0x74)

 1431 16:20:44.250782  [   69.614396]  r7:c1e0f90c

 1432 16:20:44.251305  [   69.616966] [<c035e358>] (make_task_dead) from [<c030e95c>] (die+0x370/0x37c)

 1433 16:20:44.251650  [   69.624132] [<c030e5ec>] (die) from [<c030ead8>] (do_undefinstr+0x170/0x240)

 1434 16:20:44.251965  [   69.631209]  r10:00000004 r9:c5c8e000 r8:c15e8da8 r7:00000000 r6:c5c8fdc8 r5:c0c54bfc

 1435 16:20:44.252266  [   69.639056]  r4:e7f001f2

 1436 16:20:44.252559  [   69.641622] [<c030e968>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1437 16:20:44.252849  [   69.649558] Exception stack(0xc5c8fdc8 to 0xc5c8fe10)

 1438 16:20:44.293350  [   69.654637] fdc0:                   c15e8db0 ef7c05e0 48e1caee c0c54be8 00000001 c5f38000

 1439 16:20:44.293465  [   69.662844] fde0: 00000004 c5c8ff60 c15e8da8 c1accda0 00000004 c5c8fe64 c5c8fe68 c5c8fe58

 1440 16:20:44.293564  [   69.671046] fe00: c0c5467c c0c54bfc a00e0013 ffffffff

 1441 16:20:44.293659  [   69.676124]  r7:c5c8fdfc r6:ffffffff r5:a00e0013 r4:c0c54c00

 1442 16:20:44.293736  [   69.681815] [<c0c54be8>] (lkdtm_BUG) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1443 16:20:44.293828  [   69.689415] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1444 16:20:44.336679  [   69.697453] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1445 16:20:44.336856  [   69.705400]  r9:c5c8ff60 r8:c309cf00 r7:00000004 r6:b6dd9000 r5:c5b84a00 r4:c0c54a5c

 1446 16:20:44.336932  [   69.713181] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1447 16:20:44.337028  [   69.721041]  r9:c07e0568 r8:c5c8ff60 r7:c2815800 r6:b6dd9000 r5:c5b84a00 r4:00000000

 1448 16:20:44.337119  [   69.728814] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1449 16:20:44.337209  [   69.735978]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5c8e000 r5:c5b84a00

 1450 16:20:44.337304  [   69.743825]  r4:c5b84a00

 1451 16:20:44.380038  [   69.746390] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1452 16:20:44.380217  [   69.753553]  r9:c5c8e000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:00000004 r4:00000004

 1453 16:20:44.380289  [   69.761326] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1454 16:20:44.380385  [   69.768915] Exception stack(0xc5c8ffa8 to 0xc5c8fff0)

 1455 16:20:44.380450  [   69.773993] ffa0:                   00000004 00000004 00000001 b6dd9000 00000004 00000000

 1456 16:20:44.400461  [   69.782200] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1457 16:20:44.400554  [   69.790400] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6

 1458 16:20:44.400627  # Segmentation fault

 1459 16:20:44.523493  # [   69.095506] lkdtm: Performing direct entry BUG

 1460 16:20:44.523659  # [   69.100274] ------------[ cut here ]------------

 1461 16:20:44.523752  # [   69.104902] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1462 16:20:44.523833  # [   69.110144] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1463 16:20:44.566524  # [   69.115304] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1464 16:20:44.566772  # [   69.144603] CPU: 3 PID: 700 Comm: cat Not tainted 5.10.181-cip34 #1

 1465 16:20:44.566913  # [   69.150891] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1466 16:20:44.567038  # [   69.157455] PC is at lkdtm_BUG+0x14/0x18

 1467 16:20:44.567161  # [   69.161406] LR is at lkdtm_do_action+0x2c/0x4c

 1468 16:20:44.567292  # [   69.165876] pc : [<c0c54bfc>]    lr : [<c0c5467c>]    psr: a00e0013

 1469 16:20:44.567413  # [   69.172163] sp : c5c8fe58  ip : c5c8fe68  fp : c5c8fe64

 1470 16:20:44.567522  # [   69.177408] r10: 00000004  r9 : c1accda0  r8 : c15e8da8

 1471 16:20:44.613826  # [   69.182653] r7 : c5c8ff60  r6 : 00000004  r5 : c5f38000  r4 : 00000001

 1472 16:20:44.614364  # [   69.189202] r3 : c0c54be8  r2 : 48e1caee  r1 : ef7c05e0  r0 : c15e8db0

 1473 16:20:44.614712  # [   69.195756] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1474 16:20:44.615028  # [   69.202916] Control: 10c5387d  Table: 160d804a  DAC: 00000051

 1475 16:20:44.615324  # [   69.208687] Process cat (pid: 700, stack limit = 0x92a7c41f)

 1476 16:20:44.615618  # [   69.214370] Stack: (0xc5c8fe58 to 0xc5c90000)

 1477 16:20:44.615909  # [   69.218752] fe40:                                                       c5c8fe74 c5c8fe68

 1478 16:20:44.661760  # [   69.226961] fe60: c0c5467c c0c54bf4 c5c8fe9c c5c8fe78 c0c54b7c c0c5465c c0c54a5c c5b84a00

 1479 16:20:44.662288  # [   69.235168] fe80: b6dd9000 00000004 c309cf00 c5c8ff60 c5c8fec4 c5c8fea0 c07e05cc c0c54a68

 1480 16:20:44.662631  # [   69.243374] fea0: 00000000 c5b84a00 b6dd9000 c2815800 c5c8ff60 c07e0568 c5c8ff5c c5c8fec8

 1481 16:20:44.662944  # [   69.251581] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c5c8e000

 1482 16:20:44.663246  # [   69.259787] fee0: b6dd9000 00020000 00000004 00000004 0001fffc c5c8fee0 00000001 b6dd8000

 1483 16:20:44.705625  # [   69.267993] ff00: c5b71040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1484 16:20:44.705833  # [   69.276200] ff20: 00000000 00000000 c139d890 48e1caee c205dcc0 c5b84a00 c5b84a00 c5c8e000

 1485 16:20:44.705948  # [   69.284405] ff40: b6dd9000 00000000 00000000 00000004 c5c8ff94 c5c8ff60 c059b1c4 c059ab18

 1486 16:20:44.706050  # [   69.292612] ff60: 00000000 00000000 c5c8ffac 48e1caee 00000004 00000004 b6f20e00 00000004

 1487 16:20:44.706146  # [   69.300818] ff80: c03002e4 c5c8e000 c5c8ffa4 c5c8ff98 c059b254 c059b15c 00000000 c5c8ffa8

 1488 16:20:44.749954  # [   69.309022] ffa0: c03000c0 c059b248 00000004 00000004 00000001 b6dd9000 00000004 00000000

 1489 16:20:44.750496  # [   69.317229] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1490 16:20:44.750856  # [   69.325435] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6 800e0030 00000001 00000000 00000000

 1491 16:20:44.751169  # [   69.333628] Backtrace: 

 1492 16:20:44.751467  # [   69.336125] [<c0c54be8>] (lkdtm_BUG) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1493 16:20:44.751761  # [   69.343729] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1494 16:20:44.793841  # [   69.351775] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1495 16:20:44.794389  # [   69.359727]  r9:c5c8ff60 r8:c309cf00 r7:00000004 r6:b6dd9000 r5:c5b84a00 r4:c0c54a5c

 1496 16:20:44.794743  # [   69.367514] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1497 16:20:44.795057  # [   69.375376]  r9:c07e0568 r8:c5c8ff60 r7:c2815800 r6:b6dd9000 r5:c5b84a00 r4:00000000

 1498 16:20:44.795358  # [   69.383153] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1499 16:20:44.837531  # [   69.390320]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5c8e000 r5:c5b84a00

 1500 16:20:44.837724  # [   69.398170]  r4:c5b84a00

 1501 16:20:44.837813  # [   69.400735] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1502 16:20:44.837893  # [   69.407901]  r9:c5c8e000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:00000004 r4:00000004

 1503 16:20:44.837988  # [   69.415679] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1504 16:20:44.838068  # [   69.423268] Exception stack(0xc5c8ffa8 to 0xc5c8fff0)

 1505 16:20:44.838143  # [   69.428347] ffa0:                   00000004 00000004 00000001 b6dd9000 00000004 00000000

 1506 16:20:44.881909  # [   69.436553] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1507 16:20:44.882443  # [   69.444753] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6

 1508 16:20:44.882788  # [   69.449834] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1509 16:20:44.883099  # [   69.455960] ---[ end trace fff92107256d9ef5 ]---

 1510 16:20:44.883399  # [   69.460604] BUG: sleeping function called from invalid context at inc[   70.261414] lkdtm: Performing direct entry WARNING

 1511 16:20:44.883698  lude/linux/percpu-rwsem.h:49

 1512 16:20:44.883982  # [[   70.267852] ------------[ cut here ]------------

 1513 16:20:44.926038     69.469501] in_atomic(): 0, irq[   70.275351] WARNING: CPU: 2 PID: 771 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1514 16:20:44.926574  s_disabled(): 128, non_block: 0, [   70.286597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1515 16:20:44.926940  pid: 700, name: cat

 1516 16:20:44.970016  # [   69.477[   70.318378] CPU: 2 PID: 771 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1517 16:20:44.970549  174] INFO: lockdep is turned off.[   70.328784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1518 16:20:44.970901  

 1519 16:20:44.971211  # [   69.481114] irq event stam[   70.338174] Backtrace: 

 1520 16:20:44.971512  p: 1610

 1521 16:20:44.971803  # [   69.484472] hardirq[   70.343499] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 1522 16:20:44.972095  s last  enabled at (1609): [<c03d[   70.353921]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 1523 16:20:45.013938  6ce8>] console_unlock+0x4b0/0x6c0[   70.362447] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 1524 16:20:45.014479  

 1525 16:20:45.014867  # [   69.492332] hardirqs last [   70.372620] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1526 16:20:45.015220  disabled at (1610): [<c0300c60>] [   70.382439]  r9:00000009 r8:c0c54c48 r7:00000053 r6:00000009 r5:c0c54c48 r4:c1acd45c

 1527 16:20:45.015557  __und_svc+0x60/0x6c

 1528 16:20:45.015871  # [   69.499[   70.393047] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 1529 16:20:45.057959  584] softirqs last  enabled at (1[   70.403387]  r7:00000053 r6:c1acd45c r5:00000000 r4:c6140000

 1530 16:20:45.058545  578): [<c030219c>] __do_softirq+0[   70.411912] [<c137bbf8>] (warn_slowpath_fmt) from [<c0c54c48>] (lkdtm_WARNING+0x48/0x4c)

 1531 16:20:45.058933  x36c/0x5a0

 1532 16:20:45.059279  # [   69.507269] soft[   70.422863]  r9:c1accda4 r8:c15e8da8 r7:c6141f60 r6:00000008 r5:c5f7e000 r4:00000002

 1533 16:20:45.059620  irqs last disabled at (1569): [<c[   70.433469] [<c0c54c00>] (lkdtm_WARNING) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1534 16:20:45.102072  035f968>] __irq_exit_rcu+0x178/0x[   70.444247] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1535 16:20:45.102611  1d0

 1536 16:20:45.102957  # [   69.515127] CPU: 3 PID:[   70.455119] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1537 16:20:45.103273   700 Comm: cat Tainted: G      D [   70.465908]  r9:c6141f60 r8:c309cf00 r7:00000008 r6:b6e8d000 r5:c5b70b40 r4:c0c54a5c

 1538 16:20:45.103582            5.10.181-cip34 #1

 1539 16:20:45.103877  # [ [   70.476519] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1540 16:20:45.145946    69.522803] Hardware name: Frees[   70.487205]  r9:c07e0568 r8:c6141f60 r7:c2815800 r6:b6e8d000 r5:c5b70b40 r4:00000000

 1541 16:20:45.146483  cale i.MX6 Quad/DualLite (Device [   70.497811] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1542 16:20:45.146831  Tree)

 1543 16:20:45.147151  # [   69.529347] Backtrace[   70.507807]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6140000 r5:c5b70b40

 1544 16:20:45.147454  : 

 1545 16:20:45.147752  # [   69.531847] [<c137a784>][   70.518495]  r4:c5b70b40

 1546 16:20:45.148046   (dump_backtrace) from [<c137ab44[   70.523895] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1547 16:20:45.148336  >] (show_stack+0x20/0x24)

 1548 16:20:45.189827  # [   [   70.533892]  r9:c6140000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000008 r4:00000008

 1549 16:20:45.190359  69.539444]  r7:ffffffff r6:600e00[   70.544502] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1550 16:20:45.190719  93 r5:00000000 r4:c1f0fd78

 1551 16:20:45.191035  # [  [   70.554926] Exception stack(0xc6141fa8 to 0xc6141ff0)

 1552 16:20:45.191336   69.54514[   70.562844] 1fa0:                   00000008 00000008 00000001 b6e8d000 00000008 00000000

 1553 16:20:45.233693  [   70.571801] 1fc0: 00000008 00000008 b6fd4e00 00000004 00000001 00000000 00020000 be87cac4

 1554 16:20:45.234189  [   70.579986] 1fe0: 00000004 be87c7f8 b6f3ed8f b6ec57e6

 1555 16:20:45.234528  [   70.585094] irq event stamp: 0

 1556 16:20:45.234837  3] [   70.588191] hardirqs last  enabled at (0): [<00000000>] 0x0

 1557 16:20:45.235146  [<c137ab24>] (show_stack) from [<[   70.594002] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1558 16:20:45.235446  c1381da0>] (dump_stack+0xe0/0x100[   70.604386] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1559 16:20:45.235740  )

 1560 16:20:45.236029  [   70.614764] softirqs last disabled at (0): [<00000000>] 0x0

 1561 16:20:45.277960  # [   69.552497] [<c1381cc0>] (du[   70.620621] ---[ end trace fff92107256d9ef6 ]---

 1562 16:20:45.278494  mp_stack) from [<c038fb6c>] (___might_sleep+0x188/0x2e0)

 1563 16:20:45.278841  # [   69.560271]  r9:600e0093 r8:0000000b r7:c035c4c4 r6:00000031 r5:c19c9024 r4:c5c8e000

 1564 16:20:45.279154  # [   69.568048] [<c038f9e4>] (___might_sleep) from [<c038fd34>] (__might_sleep+0x70/0xb0)

 1565 16:20:45.279452  # [   69.575901]  r6:00000000 r5:00000031 r4:c19c9024

 1566 16:20:45.279744  # [   69.580564] [<c038fcc4>] (__might_sleep) from [<c036dadc>] (exit_signals+0x4c/0x420)

 1567 16:20:45.321956  # [   69.588330]  r6:00000001 r5:c5c8e000 r4:c5fe5100

 1568 16:20:45.322487  # [   69.592993] [<c036da90>] (exit_signals) from [<c035c4c4>] (do_exit+0x100/0xafc)

 1569 16:20:45.322833  # [   69.600331]  r8:0000000b r7:c1e0f90c r6:ffffe000 r5:00000000 r4:c5fe5100

 1570 16:20:45.323146  # [   69.607068] [<c035c3c4>] (do_exit) from [<c035e3c0>] (make_task_dead+0x68/0x74)

 1571 16:20:45.323443  # [   69.614396]  r7:c1e0f90c

 1572 16:20:45.323738  # [   69.616966] [<c035e358>] (make_task_dead) from [<c030e95c>] (die+0x370/0x37c)

 1573 16:20:45.324030  # [   69.624132] [<c030e5ec>] (die) from [<c030ead8>] (do_undefinstr+0x170/0x240)

 1574 16:20:45.365816  # [   69.631209]  r10:00000004 r9:c5c8e000 r8:c15e8da8 r7:00000000 r6:c5c8fdc8 r5:c0c54bfc

 1575 16:20:45.366351  # [   69.639056]  r4:e7f001f2

 1576 16:20:45.366698  # [   69.641622] [<c030e968>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1577 16:20:45.367012  # [   69.649558] Exception stack(0xc5c8fdc8 to 0xc5c8fe10)

 1578 16:20:45.367311  # [   69.654637] fdc0:                   c15e8db0 ef7c05e0 48e1caee c0c54be8 00000001 c5f38000

 1579 16:20:45.367606  # [   69.662844] fde0: 00000004 c5c8ff60 c15e8da8 c1accda0 00000004 c5c8fe64 c5c8fe68 c5c8fe58

 1580 16:20:45.367897  # [   69.671046] fe00: c0c5467c c0c54bfc a00e0013 ffffffff

 1581 16:20:45.409854  # [   69.676124]  r7:c5c8fdfc r6:ffffffff r5:a00e0013 r4:c0c54c00

 1582 16:20:45.410396  # [   69.681815] [<c0c54be8>] (lkdtm_BUG) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1583 16:20:45.410751  # [   69.689415] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1584 16:20:45.411065  # [   69.697453] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1585 16:20:45.411365  # [   69.705400]  r9:c5c8ff60 r8:c309cf00 r7:00000004 r6:b6dd9000 r5:c5b84a00 r4:c0c54a5c

 1586 16:20:45.453754  # [   69.713181] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1587 16:20:45.454301  # [   69.721041]  r9:c07e0568 r8:c5c8ff60 r7:c2815800 r6:b6dd9000 r5:c5b84a00 r4:00000000

 1588 16:20:45.454657  # [   69.728814] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1589 16:20:45.454966  # [   69.735978]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5c8e000 r5:c5b84a00

 1590 16:20:45.455260  # [   69.743825]  r4:c5b84a00

 1591 16:20:45.455546  # [   69.746390] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1592 16:20:45.455829  # [   69.753553]  r9:c5c8e000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:00000004 r4:00000004

 1593 16:20:45.497523  # [   69.761326] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1594 16:20:45.497781  # [   69.768915] Exception stack(0xc5c8ffa8 to 0xc5c8fff0)

 1595 16:20:45.497946  # [   69.773993] ffa0:                   00000004 00000004 00000001 b6dd9000 00000004 00000000

 1596 16:20:45.498092  # [   69.782200] ffc0: 00000004 00000004 b6f20e00 00000004 00000001 00000000 00020000 bed0aac4

 1597 16:20:45.498220  # [   69.790400] ffe0: 00000004 bed0a7f8 b6e8ad8f b6e117e6

 1598 16:20:45.498343  # BUG: saw 'kernel BUG at': ok

 1599 16:20:45.498463  ok 2 selftests: lkdtm: BUG.sh

 1600 16:20:45.498584  # selftests: lkdtm: WARNING.sh

 1601 16:20:45.541769  # [   70.261414] lkdtm: Performing direct entry WARNING

 1602 16:20:45.542293  # [   70.267852] ------------[ cut here ]------------

 1603 16:20:45.542654  # [   70.275351] WARNING: CPU: 2 PID: 771 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1604 16:20:45.585875  # [   70.286597] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1605 16:20:45.586410  # [   70.318378] CPU: 2 PID: 771 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1606 16:20:45.586765  # [   70.328784] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1607 16:20:45.587079  # [   70.338174] Backtrace: 

 1608 16:20:45.587377  # [   70.343499] [<c137a784>] (dump[   70.945846] lkdtm: Performing direct entry WARNING_MESSAGE

 1609 16:20:45.587674  _backtrace) from [<c137ab44>] (sh[   70.954040] ------------[ cut here ]------------

 1610 16:20:45.587964  ow_stack+0x20/0x24)

 1611 16:20:45.629905  # [   70.353[   70.961646] WARNING: CPU: 2 PID: 806 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1612 16:20:45.630435  921]  r7:ffffffff r6:600e0013 r5:[   70.973587] Warning message trigger count: 2

 1613 16:20:45.630800  00000000 r4:c1f0fd78

 1614 16:20:45.673993  # [   70.36[   70.980718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1615 16:20:45.674528  2447] [<c137ab24>] (show_stack) f[   71.012425] CPU: 2 PID: 806 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1616 16:20:45.674927  rom [<c1381da0>] (dump_stack+0xe0[   71.022860] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1617 16:20:45.675277  /0x100)

 1618 16:20:45.675609  # [   70.372620] [<c1381[   71.032257] Backtrace: 

 1619 16:20:45.675936  cc0>] (dump_stack) from [<c035682[   71.037605] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 1620 16:20:45.676261  0>] (__warn+0x98/0x14c)

 1621 16:20:45.718058  # [   70[   71.048030]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 1622 16:20:45.718629  .382439]  r9:00000009 r8:c0c54c48[   71.056573] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 1623 16:20:45.719024   r7:00000053 r6:00000009 r5:c0c54[   71.066754] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1624 16:20:45.719371  c48 r4:c1acd45c

 1625 16:20:45.719701  # [   70.393047][   71.076575]  r9:00000009 r8:c0c54c98 r7:00000058 r6:00000009 r5:c0c54c98 r4:c1acd45c

 1626 16:20:45.761943   [<c0356788>] (__warn) from [<c13[   71.087194] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 1627 16:20:45.762517  7bc80>] (warn_slowpath_fmt+0x8c/0[   71.097540]  r7:00000058 r6:c1acd45c r5:c1acd478 r4:c5d7a000

 1628 16:20:45.762904  xa8)

 1629 16:20:45.763243  # [   70.403387]  r7:000000[   71.106081] [<c137bbf8>] (warn_slowpath_fmt) from [<c0c54c98>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1630 16:20:45.763583  53 r6:c1acd45c r5:00000000 r4:c61[   71.117729]  r9:c1accdac r8:c15e8da8 r7:c5d7bf60 r6:00000010 r5:c5f7e000 r4:00000003

 1631 16:20:45.763918  40000

 1632 16:20:45.764245  # [   70.411912] [<c137bbf[   71.128349] [<c0c54c4c>] (lkdtm_WARNING_MESSAGE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1633 16:20:45.806018  8>] (warn_slowpath_fmt) from [<c0[   71.139828] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1634 16:20:45.806593  c54c48>] (lkdtm_WARNING+0x48/0x4c[   71.150712] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1635 16:20:45.806976  )

 1636 16:20:45.807319  # [   70.422863]  r9:c1accda4 [   71.161489]  r9:c5d7bf60 r8:c309cf00 r7:00000010 r6:b6e6e000 r5:c599d900 r4:c0c54a5c

 1637 16:20:45.807658  r8:c15e8da8 r7:c6141f60 r6:000000[   71.172114] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1638 16:20:45.849905  08 r5:c5f7e000 r4:00000002

 1639 16:20:45.850434  # [  [   71.182804]  r9:c07e0568 r8:c5d7bf60 r7:c2815800 r6:b6e6e000 r5:c599d900 r4:00000000

 1640 16:20:45.850793   70.433469] [<c0c54c00>] (lkdtm_W[   71.193420] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1641 16:20:45.851110  ARNING) from [<c0c5467c>] (lkdtm_[   71.203424]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5d7a000 r5:c599d900

 1642 16:20:45.851414  do_action+0x2c/0x4c)

 1643 16:20:45.851707  # [   70.44[   71.214114]  r4:c599d900

 1644 16:20:45.894013  4247] [<c0c54650>] (lkdtm_do_acti[   71.219533] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1645 16:20:45.894548  on) from [<c0c54b7c>] (direct_ent[   71.229538]  r9:c5d7a000 r8:c03002e4 r7:00000004 r6:b6fb5e00 r5:00000010 r4:00000010

 1646 16:20:45.894902  ry+0x120/0x18c)

 1647 16:20:45.895217  # [   70.455119][   71.240156] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1648 16:20:45.895521   [<c0c54a5c>] (direct_entry) from[   71.250579] Exception stack(0xc5d7bfa8 to 0xc5d7bff0)

 1649 16:20:45.937704   [<c07e05cc>] (full_proxy_write+0[   71.258514] bfa0:                   00000010 00000010 00000001 b6e6e000 00000010 00000000

 1650 16:20:45.938232  x64/0x94)

 1651 16:20:45.938565  # [   70.465908]  r9:c[   71.269564] bfc0: 00000010 00000010 b6fb5e00 00000004 00000001 00000000 00020000 bef75ac4

 1652 16:20:45.938926  6141f60 r8:c309cf00 r7:00000008 r[   71.280606] bfe0: 00000004 bef757f8 b6f1fd8f b6ea67e6

 1653 16:20:45.939269  6:b6e8d000 r5:c5b70b40 r4:c0c54a5[   71.288700] irq event stamp: 0

 1654 16:20:45.939601  c

 1655 16:20:45.939913  # [   70.476519] [<c07e0568>] [   71.294470] hardirqs last  enabled at (0): [<00000000>] 0x0

 1656 16:20:45.981795  (full_proxy_write) from [<c059ac1[   71.302989] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1657 16:20:45.982318  8>] (vfs_write+0x10c/0x53c)

 1658 16:20:45.982657  # [ [   71.313324] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1659 16:20:45.982972    70.487205]  r9:c07e0568 r8:c614[   71.323689] softirqs last disabled at (0): [<00000000>] 0x0

 1660 16:20:45.983276  1f60 r7:c2815800 r6:b6e8d000 r5:c[   71.332127] ---[ end trace fff92107256d9ef7 ]---

 1661 16:20:45.983575  5b70b40 r4:00000000

 1662 16:20:45.983867  # [   70.497811] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1663 16:20:46.025986  # [   70.507807]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6140000 r5:c5b70b40

 1664 16:20:46.026519  # [   70.518495]  r4:c5b70b40

 1665 16:20:46.026865  # [   70.523895] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1666 16:20:46.027175  # [   70.533892]  r9:c6140000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:00000008 r4:00000008

 1667 16:20:46.027474  # [   70.544502] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1668 16:20:46.027764  # [   70.554926] Exception stack(0xc6141fa8 to 0xc6141ff0)

 1669 16:20:46.028049  # [   70.562844] 1fa0:                   00000008 00000008 00000001 b6e8d000 00000008 00000000

 1670 16:20:46.069814  # [   70.571801] 1fc0: 00000008 00000008 b6fd4e00 00000004 00000001 00000000 00020000 be87cac4

 1671 16:20:46.070361  # [   70.579986] 1fe0: 00000004 be87c7f8 b6f3ed8f b6ec57e6

 1672 16:20:46.070712  # [   70.585094] irq event stamp: 0

 1673 16:20:46.071026  # [   70.588191] hardirqs last  enabled at (0): [<00000000>] 0x0

 1674 16:20:46.071332  # [   70.594002] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1675 16:20:46.071631  # [   70.604386] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 1676 16:20:46.071921  # [   70.614764] softirqs last disabled at (0): [<00000000>] 0x0

 1677 16:20:46.113727  # [   70.620621] ---[ end trace fff92107256d9ef6 ]---

 1678 16:20:46.114257  # WARNING: saw 'WARNING:': ok

 1679 16:20:46.114595  ok 3 selftests: lkdtm: WARNING.sh

 1680 16:20:46.114908  # selftests: lkdtm: WARNING_MESSAGE.sh

 1681 16:20:46.115204  # [   70.945846] lkdtm: Performing direct entry WARNING_MESSAGE

 1682 16:20:46.115497  # [   70.954040] ------------[ cut here ]------------

 1683 16:20:46.115789  # [   70.961646] WARNING: CPU: 2 PID: 806 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1684 16:20:46.116078  # [   70.973587] Warning message trigger count: 2

 1685 16:20:46.157835  # [   70.980718] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1686 16:20:46.158399  # [   71.012425] CPU: 2 PID: 806 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1687 16:20:46.158752  # [   71.022860] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1688 16:20:46.159063  # [   71.032257] Backtrace: 

 1689 16:20:46.201858  # [   71.037605] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 1690 16:20:46.202399  # [   71.048030]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 1691 16:20:46.202758  # [   71.056573] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 1692 16:20:46.203077  # [   71.066754] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 1693 16:20:46.203378  # [   71.076575]  r9:00000009 r8:c0c54c98 r7:00000058 r6:00000009 r5:c0c54c98 r4:c1acd45c

 1694 16:20:46.203674  # [   71.087194] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 1695 16:20:46.245914  # [   71.097540]  r7:00000058 r6:c1acd45c r5:c1acd478 r4:c5d7a000

 1696 16:20:46.246448  # [   71.106081] [<c137bbf8>] (warn_slowpath_fmt) from [<c0c54c98>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1697 16:20:46.246794  # [   71.117729]  r9:c1accdac r8:c15e8da8 r7:c5d7bf60 r6:00000010 r5:c5f7e000 r4:00000003

 1698 16:20:46.247111  # [   71.128349] [<c0c54c4c>] (lkdtm_WARNING_MESSAGE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1699 16:20:46.247413  # [   71.139828] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1700 16:20:46.289745  # [   71.150712] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1701 16:20:46.290270  # [   71.161489]  r9:c5d7bf60 r8:c309cf00 r7:00000010 r6:b6e6e000 r5:c599d900 r4:c0c54a5c

 1702 16:20:46.290606  # [   71.172114] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1703 16:20:46.290922  # [   71.182804]  r9:c07e0568 r8:c5d7bf60 r7:c2815800 r6:b6e6e000 r5:c599d900 r4:00000000

 1704 16:20:46.291222  # [   71.193420] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1705 16:20:46.291519  # [   71.203424]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c5d7a000 r5:c599d900

 1706 16:20:46.291802  # [   71.214114]  r4:c599d900

 1707 16:20:46.333857  # [   71.219533] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1708 16:20:46.334390  # [   71.229538] [   71.663535] lkdtm: Performing direct entry EXCEPTION

 1709 16:20:46.334735   r9:c5d7a000 r8:c03002e4 r7:00000[   71.670438] 8<--- cut here ---

 1710 16:20:46.335052  004 r6:b6fb5e00 r5:00000010 r4:00[   71.676333] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1711 16:20:46.335365  000010

 1712 16:20:46.335673  # [   71.240156] [<c059b2[   71.687224] pgd = 5e05a1da

 1713 16:20:46.335969  3c>] (sys_write) from [<c03000c0>[   71.692782] [00000000] *pgd=00000000

 1714 16:20:46.377823  ] (ret_fast_syscall+0x0/0x28)

 1715 16:20:46.378350  # [   71.699239] Internal error: Oops: 805 [#2] SMP ARM

 1716 16:20:46.378705  [   71.250579] Exception stack(0x[   71.706852] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1717 16:20:46.379039  c5d7bfa8 to 0xc5d7bf[f 0 ) 

 1718 16:20:46.379338  7

 1719 16:20:46.379639  1#.738553] CPU: 3 PID: 838 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1720 16:20:46.379945  [   71.2585[1 4 ]  7b1f.7a408:4 59] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1721 16:20:46.380234                   00000010 0[0 0 071.756818] PC is at lkdtm_EXCEPTION+0x18/0x20

 1722 16:20:46.380521  0010 00000001 [b 6 e 67e10.0706 3768] LR is at lkdtm_do_action+0x2c/0x4c

 1723 16:20:46.380814  0000010[  0 0 07010.070700

 1724 16:20:46.381100  2

 1725 16:20:46.381415  0#4  pc : [<c0c54cb8>]    lr : [<c0c5467c>]    psr: a00e0013

 1726 16:20:46.381708  [   71.[2 6 9 57614.]7 7b8f11c70] sp : c67d9e58  ip : c67d9e68  fp : c67d9e64

 1727 16:20:46.426006   00000010 [0 0 0 07010.1708 4b9690] r10: 0000000a  r9 : c1accdbc  r8 : c15e8da8

 1728 16:20:46.426542  b5e00 00[0 0 0 07014. 70902000307] r7 : c67d9f60  r6 : 0000000a  r5 : c5a93000  r4 : 00000004

 1729 16:20:46.426885  01 000000[0 0   07010.28000020909] r3 : 00000000  r2 : 09bc029e  r1 : ef7c05e0  r0 : c15e8dc8

 1730 16:20:46.427209  bef75ac4

 1731 16:20:46.427507  # [[      7711..288008663] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1732 16:20:46.427808  06] bfe0: [0 0 0 07010.0841 7b6e04] Control: 10c5387d  Table: 1475404a  DAC: 00000051

 1733 16:20:46.463743  757f8 b6f1fd[8 f   b716.e8a26571e3] Process cat (pid: 838, stack limit = 0x0dd28500)

 1734 16:20:46.464285  6

 1735 16:20:46.464625  # [   7[1 . 2 87817.0803]2 6i52] Stack: (0xc67d9e58 to 0xc67da000)

 1736 16:20:46.464937  q event stamp[:   0 

 1737 16:20:46.465232  7

 1738 16:20:46.465552  1#. 8[3 8 32] 9e40:                                                       c67d9e74 c67d9e68

 1739 16:20:46.465849   71.294470] har[d i r q7s1 .l8a4s919] 9e60: c0c5467c c0c54cac c67d9e9c c67d9e78 c0c54b7c c0c5465c c0c54a5c c5a64780

 1740 16:20:46.466135  t  enabled at ([0 ) :  7[1<.80509089] 9e80: b6dd3000 0000000a c309cf00 c67d9f60 c67d9ec4 c67d9ea0 c07e05cc c0c54a68

 1741 16:20:46.466419  00000>] 0x0

 1742 16:20:46.506819  #[  [    7 17.18.639260] 9ea0: 00000000 c5a64780 b6dd3000 c2815800 c67d9f60 c07e0568 c67d9f5c c67d9ec8

 1743 16:20:46.507354  2989] hardirqs[  l a s7t1 .d8i7s9432] 9ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67d8000

 1744 16:20:46.507700  bled at (0): [<[c 0 3 5731d.9808>603] 9ee0: b6dd3000 00020000 00000004 0000000a 0001fff6 c67d9ee0 00000001 b6dd2000

 1745 16:20:46.508017  ] copy_proce[s s + 07x15.f889/9703] 9f00: c62443c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1746 16:20:46.508317  x1944

 1747 16:20:46.550073  # [   71[. 3 1 37312.49]0 772] 9f20: 00000000 00000000 c139d890 09bc029e c205dcc0 c5a64780 c5a64780 c67d8000

 1748 16:20:46.550607  softirqs last  [e n a b7l1e.d9 1a943] 9f40: b6dd3000 00000000 00000000 00000004 c67d9f94 c67d9f60 c059b1c4 c059ab18

 1749 16:20:46.550950  t (0): [<c0353d[9 0 > ]7 1c.o9p3y114] 9f60: 00000000 00000000 c67d9fac 09bc029e 0000000a 0000000a b6f1ae00 00000004

 1750 16:20:46.551270  _process+0x5f[8 / 0 x7119.4944

 1751 16:20:46.551565  0

 1752 16:20:46.551864  85] 9f80: c03002e4 c67d8000 c67d9fa4 c67d9f98 c059b254 c059b15c 00000000 c67d9fa8

 1753 16:20:46.593802  # [   71.3236[8 9 ]  7s1o.f9t5i0r70] 9fa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6dd3000 0000000a 00000000

 1754 16:20:46.594331  qs last disa[b l e d7 1a.t9 6(00455] 9fc0: 0000000a 0000000a b6f1ae00 00000004 00000001 00000000 00020000 bed00ac4

 1755 16:20:46.594672  : [<00000000>] [0 x 0 

 1756 16:20:46.594984  7

 1757 16:20:46.595288  1#. 9[7 540] 9fe0: 00000004 bed007f8 b6e84d8f b6e0b7e6 800e0030 00000001 00000000 00000000

 1758 16:20:46.595593    71.332127] [- - - [7 1e.n9d8 0t05] Backtrace: 

 1759 16:20:46.595883  race fff92107256d9ef7 [] - - -7

 1760 16:20:46.596166  1.985070] [<c0c54ca0>] (lkdtm_EXCEPTION) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1761 16:20:46.637951  # WARNING_MESSAGE[:   s a7w1 .'9m5501] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1762 16:20:46.638483  essage trigger': ok

 1763 16:20:46.638825  ok [4   s e72.005591] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1764 16:20:46.639145  ftests: lkdtm: [W A R N7I2N.G0_1M931]  r9:c67d9f60 r8:c309cf00 r7:0000000a r6:b6dd3000 r5:c5a64780 r4:c0c54a5c

 1765 16:20:46.639448  ESSAGE.sh

 1766 16:20:46.639741  # selftests: lk[d t m 72.025673] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1767 16:20:46.640034   EXCEPTION.sh

 1768 16:20:46.640318  [

 1769 16:20:46.640594     72.036010]  r9:c07e0568 r8:c67d9f60 r7:c2815800 r6:b6dd3000 r5:c5a64780 r4:00000000

 1770 16:20:46.681982  [   72.045054] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1771 16:20:46.682513  [   72.052196]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c67d8000 r5:c5a64780

 1772 16:20:46.682860  [   72.060030]  r4:c5a64780

 1773 16:20:46.683173  [   72.062573] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1774 16:20:46.683472  [   72.069716]  r9:c67d8000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:0000000a r4:0000000a

 1775 16:20:46.683771  [   72.077471] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1776 16:20:46.726873  [   72.085046] Exception stack(0xc67d9fa8 to 0xc67d9ff0)

 1777 16:20:46.727402  [   72.090106] 9fa0:                   0000000a 0000000a 00000001 b6dd3000 0000000a 00000000

 1778 16:20:46.727741  [   72.098291] 9fc0: 0000000a 0000000a b6f1ae00 00000004 00000001 00000000 00020000 bed00ac4

 1779 16:20:46.728054  [   72.106474] 9fe0: 00000004 bed007f8 b6e84d8f b6e0b7e6

 1780 16:20:46.728356  [   72.111533] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1781 16:20:46.728648  [   72.117681] ---[ end trace fff92107256d9ef8 ]---

 1782 16:20:46.728936  # Segmentation fault

 1783 16:20:46.821052  # [   71.663535] lkdtm: Performing direct entry EXCEPTION

 1784 16:20:46.821461  # [   71.670438] 8<--- cut here ---

 1785 16:20:46.821772  # [   71.676333] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1786 16:20:46.822062  # [   71.687224] pgd = 5e05a1da

 1787 16:20:46.822335  # [   71.692782] [00000000] *pgd=00000000

 1788 16:20:46.822602  # [   71.699239] Internal error: Oops: 805 [#2] SMP ARM

 1789 16:20:46.864168  # [   71.706852] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1790 16:20:46.864673  # [   71.738553] CPU: 3 PID: 838 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1791 16:20:46.864985  # [   71.748459] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1792 16:20:46.865303  # [   71.756818] PC is at lkdtm_EXCEPTION+0x18/0x20

 1793 16:20:46.865592  # [   71.763768] LR is at lkdtm_do_action+0x2c/0x4c

 1794 16:20:46.907374  # [   71.770204] pc : [<c0c54cb8>]    lr : [<c0c5467c>]    psr: a00e0013

 1795 16:20:46.907893  # [   71.778117] sp : c67d9e58  ip : c67d9e68  fp : c67d9e64

 1796 16:20:46.908227  # [   71.784990] r10: 0000000a  r9 : c1accdbc  r8 : c15e8da8

 1797 16:20:46.908542  # [   71.792037] r7 : c67d9f60  r6 : 0000000a  r5 : c5a93000  r4 : 00000004

 1798 16:20:46.908842  # [   71.800299] r3 : 00000000  r2 : 09bc029e  r1 : ef7c05e0  r0 : c15e8dc8

 1799 16:20:46.909137  # [   71.808563] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1800 16:20:46.909456  # [   71.817604] Control: 10c5387d  Table: 1475404a  DAC: 00000051

 1801 16:20:46.950445  # [   71.825173] Process cat (pid: 838, stack limit = 0x0dd28500)

 1802 16:20:46.950938  # [   71.832652] Stack: (0xc67d9e58 to 0xc67da000)

 1803 16:20:46.951250  # [   71.838832] 9e40:                                                       c67d9e74 c67d9e68

 1804 16:20:46.951539  # [   71.848919] 9e60: c0c5467c c0c54cac c67d9e9c c67d9e78 c0c54b7c c0c5465c c0c54a5c c5a64780

 1805 16:20:46.951838  # [   71.859089] 9e80: b6dd3000 0000000a c309cf00 c67d9f60 c67d9ec4 c67d9ea0 c07e05cc c0c54a68

 1806 16:20:46.952134  # [   71.869260] 9ea0: 00000000 c5a64780 b6dd3000 c2815800 c67d9f60 c07e0568 c67d9f5c c67d9ec8

 1807 16:20:46.993757  # [   71.879432] 9ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67d8000

 1808 16:20:46.994282  # [   71.889603] 9ee0: b6dd3000 00020000 00000004 0000000a 0001fff6 c67d9ee0 00000001 b6dd2000

 1809 16:20:46.994617  # [   71.899773] 9f00: c62443c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1810 16:20:46.994933  # [   71.909772] 9f20: 00000000 00000000 c139d890 09bc029e c205dcc0 c5a64780 c5a64780 c67d8000

 1811 16:20:46.995232  # [   71.919943] 9f40: b6dd3000 00000000 00000000 00000004 c67d9f94 c67d9f60 c059b1c4 c059ab18

 1812 16:20:47.037793  # [   71.930114] 9f60: 00000000 00000000 c67d9fac 09bc029e 0000000a 0000000a b6f1ae00 00000004

 1813 16:20:47.038323  # [   71.940285] 9f80: c03002e4 c67d8000 c67d9fa4 c67d9f98 c059b254 c059b15c 00000000 c67d9fa8

 1814 16:20:47.038660  # [   71.950370] 9fa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6dd3000 0000000a 00000000

 1815 16:20:47.038975  # [   71.960455] 9fc0: 0000000a 0000000a b6f1ae00 00000004 00000001 00000000 00020000 bed00ac4

 1816 16:20:47.039278  # [   71.970540] 9fe0: 00000004 bed007f8 b6e84d8f b6e0b7e6 800e0030 00000001 00000000 00000000

 1817 16:20:47.039569  # [   71.980705] Backtrace: 

 1818 16:20:47.081764  # [   71.985070] [<c0c54ca0>] (lkdtm_EXCEPTION) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 1819 16:20:47.082290  # [   71.995501] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 1820 16:20:47.082630  # [   72.005591] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 1821 16:20:47.082941  # [   72.015931]  r9:c67d9f60 r8:c309cf00 r7:0000000a r6:b6dd3000 r5:c5a64780 r4:c0c54a5c

 1822 16:20:47.083244  # [   72.025673] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 1823 16:20:47.125819  # [   72.036010]  r9:c07e0568 r8:c67d9f60 r7:c2815800 r6:b6dd3000 r5:c5a64780 r4:00000000

 1824 16:20:47.126346  # [   72.045054] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 1825 16:20:47.126684  # [   72.052196]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd3000 r6:c67d8000 r5:c5a64780

 1826 16:20:47.126996  # [   72.060030]  r4:c5a64780

 1827 16:20:47.127291  # [   72.062573] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 1828 16:20:47.127582  # [   72.069716]  r9:c67d8000 r8:c03002e4 r7:00000004 r6:b6f1ae00 r5:0000000a r4:0000000a

 1829 16:20:47.127870  # [   72.077471] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1830 16:20:47.169831  # [   72.085046] Exception stack(0xc67d9fa8 to 0xc67d9ff0)

 1831 16:20:47.170364  # [   72.090106] 9fa0:                   0000000a 0000000a 00000001 b6dd3000 0000000a 00000000

 1832 16:20:47.170714  # [   72.098291] 9fc0: 0000000a 0000000a b6f1ae00 00000004 00000001 00000000 00020000 bed00ac4

 1833 16:20:47.171033  # [   72.106474] 9fe0: 00000004 bed007f8 b6e84d8f b6e0b7e6

 1834 16:20:47.171332  # [   72.111533] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1835 16:20:47.171627  # [   72.117681] ---[ end trace fff92107256d9ef8 ]---

 1836 16:20:47.171913  # EXCEPTION: missing 'call trace:': [FAIL]

 1837 16:20:47.213861  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1838 16:20:47.214401  # selftests: lkdtm: LOOP.sh

 1839 16:20:47.214741  # Skipping LOOP: Hangs the system

 1840 16:20:47.215052  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1841 16:20:47.215350  # selftests: lkdtm: EXHAUST_STACK.sh

 1842 16:20:47.264021  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1843 16:20:47.264543  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1844 16:20:47.280389  # selftests: lkdtm: CORRUPT_STACK.sh

 1845 16:20:47.449837  # Skipping CORRUPT_STACK: Crashes entire system on success

 1846 16:20:47.450357  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1847 16:20:47.466012  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1848 16:20:47.638496  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1849 16:20:47.639032  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1850 16:20:47.654634  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1851 16:20:47.878120  [   73.254165] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1852 16:20:47.878645  [   73.259821] lkdtm: attempting good list addition

 1853 16:20:47.878985  [   73.264450] lkdtm: attempting corrupted list addition

 1854 16:20:47.879295  [   73.269580] lkdtm: list_add() corruption not detected!

 1855 16:20:47.963103  # [   73.254165] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1856 16:20:47.963628  # [   73.259821] lkdtm: attempting good list addition

 1857 16:20:47.963966  # [   73.264450] lkdtm: attempting corrupted list addition

 1858 16:20:47.964273  # [   73.269580] lkdtm: list_add() corruption not detected!

 1859 16:20:47.964572  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1860 16:20:47.978654  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1861 16:20:47.994859  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1862 16:20:48.218355  [   73.593704] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1863 16:20:48.218880  [   73.599466] lkdtm: attempting good list removal

 1864 16:20:48.219215  [   73.604038] lkdtm: attempting corrupted list removal

 1865 16:20:48.219532  [   73.609075] lkdtm: list_del() corruption not detected!

 1866 16:20:48.286452  # [   73.593704] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1867 16:20:48.286983  # [   73.599466] lkdtm: attempting good list removal

 1868 16:20:48.287322  # [   73.604038] lkdtm: attempting corrupted list removal

 1869 16:20:48.287630  # [   73.609075] lkdtm: list_del() corruption not detected!

 1870 16:20:48.301951  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1871 16:20:48.318317  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1872 16:20:48.350206  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1873 16:20:48.557882  [   73.935461] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1874 16:20:48.558406  [   73.941749] lkdtm: attempting bad read from page below current stack

 1875 16:20:48.558746  [   73.948181] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1876 16:20:48.629774  # [   73.935461] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1877 16:20:48.630303  # [   73.941749] lkdtm: attempting bad read from page below current stack

 1878 16:20:48.630644  # [   73.948181] lkdtm: FAIL: accessed page before stack! (byte: 0)

 1879 16:20:48.645937  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1880 16:20:48.672893  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1881 16:20:48.688873  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1882 16:20:48.890235  [   74.270317] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1883 16:20:48.890761  [   74.276783] lkdtm: attempting bad read from page above current stack

 1884 16:20:48.891099  [   74.283148] lkdtm: FAIL: accessed page after stack! (byte: 80)

 1885 16:20:48.970127  # [   74.270317] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1886 16:20:48.970658  # [   74.276783] lkdtm: attempting bad read from page above current stack

 1887 16:20:48.970999  # [   74.283148] lkdtm: FAIL: accessed page after stack! (byte: 80)

 1888 16:20:48.986259  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1889 16:20:49.012013  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1890 16:20:49.028309  # selftests: lkdtm: UNSET_SMEP.sh

 1891 16:20:49.234563  [   74.622924] lkdtm: Performing direct entry UNSET_SMEP

 1892 16:20:49.235089  [   74.628101] lkdtm: XFAIL: this test is x86_64-only

 1893 16:20:49.303533  # [   74.622924] lkdtm: Performing direct entry UNSET_SMEP

 1894 16:20:49.304059  # [   74.628101] lkdtm: XFAIL: this test is x86_64-only

 1895 16:20:49.319692  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1896 16:20:49.335599  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1897 16:20:49.367589  # selftests: lkdtm: DOUBLE_FAULT.sh

 1898 16:20:49.552120  [   74.940617] lkdtm: Performing direct entry DOUBLE_FAULT

 1899 16:20:49.552643  [   74.946118] lkdtm: XFAIL: this test is ia32-only

 1900 16:20:49.621951  # [   74.940617] lkdtm: Performing direct entry DOUBLE_FAULT

 1901 16:20:49.622472  # [   74.946118] lkdtm: XFAIL: this test is ia32-only

 1902 16:20:49.637976  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1903 16:20:49.669979  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1904 16:20:49.686124  # selftests: lkdtm: CORRUPT_PAC.sh

 1905 16:20:49.882586  [   75.268813] lkdtm: Performing direct entry CORRUPT_PAC

 1906 16:20:49.883111  [   75.273971] lkdtm: XFAIL: this test is arm64-only

 1907 16:20:49.951649  # [   75.268813] lkdtm: Performing direct entry CORRUPT_PAC

 1908 16:20:49.952176  # [   75.273971] lkdtm: XFAIL: this test is arm64-only

 1909 16:20:49.967654  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1910 16:20:49.983372  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1911 16:20:50.015513  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1912 16:20:50.211944  [   75.597371] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1913 16:20:50.212470  [   75.603834] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1914 16:20:50.288921  # [   75.597371] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1915 16:20:50.289501  # [   75.603834] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1916 16:20:50.305096  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1917 16:20:50.333021  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1918 16:20:50.349023  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1919 16:20:50.515786  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1920 16:20:50.516350  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1921 16:20:50.531342  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1922 16:20:50.704358  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1923 16:20:50.704878  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1924 16:20:50.720352  # selftests: lkdtm: READ_AFTER_FREE.sh

 1925 16:20:50.927980  [   76.304279] lkdtm: Performing direct entry READ_AFTER_FREE

 1926 16:20:50.928501  [   76.309865] lkdtm: Value in memory before free: 12345678

 1927 16:20:50.928970  [   76.315231] lkdtm: Attempting bad read from freed memory

 1928 16:20:50.929446  [   76.320585] lkdtm: Memory was not poisoned

 1929 16:20:51.007632  # [   76.304279] lkdtm: Performing direct entry READ_AFTER_FREE

 1930 16:20:51.008002  # [   76.309865] lkdtm: Value in memory before free: 12345678

 1931 16:20:51.008238  # [   76.315231] lkdtm: Attempting bad read from freed memory

 1932 16:20:51.008446  # [   76.320585] lkdtm: Memory was not poisoned

 1933 16:20:51.008645  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1934 16:20:51.039576  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1935 16:20:51.055770  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1936 16:20:51.223461  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1937 16:20:51.223980  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1938 16:20:51.239473  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1939 16:20:51.440868  [   76.818038] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1940 16:20:51.441524  [   76.824070] lkdtm: Value in memory before free: 12345678

 1941 16:20:51.441875  [   76.829483] lkdtm: Attempting to read from freed memory

 1942 16:20:51.442195  [   76.834719] lkdtm: Buddy page was not poisoned

 1943 16:20:51.520776  # [   76.818038] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1944 16:20:51.521315  # [   76.824070] lkdtm: Value in memory before free: 12345678

 1945 16:20:51.521661  # [   76.829483] lkdtm: Attempting to read from freed memory

 1946 16:20:51.521978  # [   76.834719] lkdtm: Buddy page was not poisoned

 1947 16:20:51.522280  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1948 16:20:51.552444  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1949 16:20:51.568965  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1950 16:20:51.754047  [   77.142808] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1951 16:20:51.754215  [   77.148593] lkdtm: Attempting double slab free ...

 1952 16:20:51.823471  # [   77.142808] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1953 16:20:51.823993  # [   77.148593] lkdtm: Attempting double slab free ...

 1954 16:20:51.839427  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1955 16:20:51.855220  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1956 16:20:51.887177  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1957 16:20:52.074777  [   77.463661] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1958 16:20:52.075287  [   77.469273] lkdtm: Attempting cross-cache slab free ...

 1959 16:20:52.148695  # [   77.463661] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1960 16:20:52.149260  # [   77.469273] lkdtm: Attempting cross-cache slab free ...

 1961 16:20:52.164904  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1962 16:20:52.180772  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1963 16:20:52.212726  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1964 16:20:52.401247  [   77.790025] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1965 16:20:52.401850  [   77.795514] lkdtm: Attempting non-Slab slab free ...

 1966 16:20:52.470121  # [   77.790025] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1967 16:20:52.470674  # [   77.795514] lkdtm: Attempting non-Slab slab free ...

 1968 16:20:52.502215  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1969 16:20:52.518161  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1970 16:20:52.534016  # selftests: lkdtm: SOFTLOCKUP.sh

 1971 16:20:52.703706  # Skipping SOFTLOCKUP: Hangs the system

 1972 16:20:52.704233  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1973 16:20:52.719908  # selftests: lkdtm: HARDLOCKUP.sh

 1974 16:20:52.888593  # Skipping HARDLOCKUP: Hangs the system

 1975 16:20:52.889168  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1976 16:20:52.904623  # selftests: lkdtm: SPINLOCKUP.sh

 1977 16:20:53.073153  # Skipping SPINLOCKUP: Hangs the system

 1978 16:20:53.073708  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1979 16:20:53.089347  # selftests: lkdtm: HUNG_TASK.sh

 1980 16:20:53.260053  # Skipping HUNG_TASK: Hangs the system

 1981 16:20:53.260567  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1982 16:20:53.276089  # selftests: lkdtm: EXEC_DATA.sh

 1983 16:20:53.495318  [   78.859600] lkdtm: Performing direct entry EXEC_DATA

 1984 16:20:53.495838  [   78.864587] lkdtm: attempting ok execution at c0c553ec

 1985 16:20:53.496181  [   78.869853] lkdtm: attempting bad execution at c26f8924

 1986 16:20:53.496497  [   78.875096] 8<--- cut here ---

 1987 16:20:53.496799  [   78.878157] Unable to handle kernel paging request at virtual address c26f8924

 1988 16:20:53.497097  [   78.885385] pgd = 5e05a1da

 1989 16:20:53.497414  [   78.888098] [c26f8924] *pgd=1261141e(bad)

 1990 16:20:53.497711  [   78.892128] Internal error: Oops: 8000000d [#3] SMP ARM

 1991 16:20:53.538255  [   78.897361] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 1992 16:20:53.538793  [   78.926394] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 1993 16:20:53.539140  [   78.934141] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1994 16:20:53.539457  [   78.940682] PC is at data_area+0x0/0x40

 1995 16:20:53.581818  [   78.944533] LR is at execute_location+0xa4/0xb4

 1996 16:20:53.582338  [   78.949070] pc : [<c26f8924>]    lr : [<c13883d8>]    psr: 600e0013

 1997 16:20:53.582689  [   78.955342] sp : c633de38  ip : 00000027  fp : c633de54

 1998 16:20:53.583006  [   78.960570] r10: 0000000a  r9 : c1accfa0  r8 : c15e8da8

 1999 16:20:53.583309  [   78.965798] r7 : c633df60  r6 : 00000001  r5 : c26f8924  r4 : c0c553ec

 2000 16:20:53.583609  [   78.972330] r3 : e187cc5c  r2 : e187cc5c  r1 : ef7c05e4  r0 : 0000002b

 2001 16:20:53.583900  [   78.978863] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2002 16:20:53.625809  [   78.986003] Control: 10c5387d  Table: 1475404a  DAC: 00000051

 2003 16:20:53.626337  [   78.991755] Process cat (pid: 1681, stack limit = 0xd01573fb)

 2004 16:20:53.626681  [   78.997506] Stack: (0xc633de38 to 0xc633e000)

 2005 16:20:53.626998  [   79.001869] de20:                                                       0000001f c63fa000

 2006 16:20:53.627297  [   79.010054] de40: 0000000a c633df60 c633de64 c633de58 c1388544 c1388340 c633de74 c633de68

 2007 16:20:53.627593  [   79.018238] de60: c0c5467c c138852c c633de9c c633de78 c0c54b7c c0c5465c c0c54a5c c6279680

 2008 16:20:53.669946  [   79.026421] de80: b6ddf000 0000000a c309cf00 c633df60 c633dec4 c633dea0 c07e05cc c0c54a68

 2009 16:20:53.670471  [   79.034605] dea0: 00000000 c6279680 b6ddf000 c2815800 c633df60 c07e0568 c633df5c c633dec8

 2010 16:20:53.670820  [   79.042789] dec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c44f10e4 c059b1c4 c633c000

 2011 16:20:53.671137  [   79.050974] dee0: b6ddf000 00020000 00000004 0000000a 0001fff6 c633dee0 00000001 00000805

 2012 16:20:53.671441  [   79.059157] df00: c5a99040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2013 16:20:53.671737  [   79.067342] df20: 00000000 00000000 c633c000 e187cc5c b6dde000 c6279680 c6279680 c633c000

 2014 16:20:53.713950  [   79.075526] df40: b6ddf000 00000000 00000000 00000004 c633df94 c633df60 c059b1c4 c059ab18

 2015 16:20:53.714476  [   79.083713] df60: 00000000 00000000 c633dfac e187cc5c 0000000a 0000000a b6f26e00 00000004

 2016 16:20:53.714823  [   79.091896] df80: c03002e4 c633c000 c633dfa4 c633df98 c059b254 c059b15c 00000000 c633dfa8

 2017 16:20:53.715140  [   79.100080] dfa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6ddf000 0000000a 00000000

 2018 16:20:53.715444  [   79.108264] dfc0: 0000000a 0000000a b6f26e00 00000004 00000001 00000000 00020000 beadaac4

 2019 16:20:53.757939  [   79.116448] dfe0: 00000004 beada7f8 b6e90d8f b6e177e6 800e0030 00000001 00000000 00000000

 2020 16:20:53.758468  [   79.124627] Backtrace: 

 2021 16:20:53.758808  [   79.127092] [<c1388334>] (execute_location) from [<c1388544>] (lkdtm_EXEC_DATA+0x24/0x28)

 2022 16:20:53.759125  [   79.135278]  r7:c633df60 r6:0000000a r5:c63fa000 r4:0000001f

 2023 16:20:53.759430  [   79.140950] [<c1388520>] (lkdtm_EXEC_DATA) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2024 16:20:53.759730  [   79.149050] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2025 16:20:53.801947  [   79.157068] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2026 16:20:53.802470  [   79.164994]  r9:c633df60 r8:c309cf00 r7:0000000a r6:b6ddf000 r5:c6279680 r4:c0c54a5c

 2027 16:20:53.802817  [   79.172751] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2028 16:20:53.803133  [   79.180589]  r9:c07e0568 r8:c633df60 r7:c2815800 r6:b6ddf000 r5:c6279680 r4:00000000

 2029 16:20:53.803437  [   79.188341] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2030 16:20:53.803741  [   79.195484]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c633c000 r5:c6279680

 2031 16:20:53.804034  [   79.203316]  r4:c6279680

 2032 16:20:53.845918  [   79.205859] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2033 16:20:53.846409  [   79.213002]  r9:c633c000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000000a r4:0000000a

 2034 16:20:53.846756  [   79.220756] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2035 16:20:53.847072  [   79.228329] Exception stack(0xc633dfa8 to 0xc633dff0)

 2036 16:20:53.847376  [   79.233389] dfa0:                   0000000a 0000000a 00000001 b6ddf000 0000000a 00000000

 2037 16:20:53.847676  [   79.241573] dfc0: 0000000a 0000000a b6f26e00 00000004 00000001 00000000 00020000 beadaac4

 2038 16:20:53.889470  [   79.249756] dfe0: 00000004 beada7f8 b6e90d8f b6e177e6

 2039 16:20:53.889674  [   79.254815] Code: 00000000 c2c066c0 c2c06780 c2c06840 (e1a0c00d) 

 2040 16:20:53.889748  [   79.260919] ---[ end trace fff92107256d9ef9 ]---

 2041 16:20:53.889815  # Segmentation fault

 2042 16:20:54.003720  # [   78.859600] lkdtm: Performing direct entry EXEC_DATA

 2043 16:20:54.003813  # [   78.864587] lkdtm: attempting ok execution at c0c553ec

 2044 16:20:54.003887  # [   78.869853] lkdtm: attempting bad execution at c26f8924

 2045 16:20:54.003956  # [   78.875096] 8<--- cut here ---

 2046 16:20:54.004060  # [   78.878157] Unable to handle kernel paging request at virtual address c26f8924

 2047 16:20:54.004125  # [   78.885385] pgd = 5e05a1da

 2048 16:20:54.004188  # [   78.888098] [c26f8924] *pgd=1261141e(bad)

 2049 16:20:54.004249  # [   78.892128] Internal error: Oops: 8000000d [#3] SMP ARM

 2050 16:20:54.046767  # [   78.897361] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2051 16:20:54.046930  # [   78.926394] CPU: 3 PID: 1681 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2052 16:20:54.047003  # [   78.934141] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2053 16:20:54.089974  # [   78.940682] PC is at data_area+0x0/0x40

 2054 16:20:54.090218  # [   78.944533] LR is at execute_location+0xa4/0xb4

 2055 16:20:54.090358  # [   78.949070] pc : [<c26f8924>]    lr : [<c13883d8>]    psr: 600e0013

 2056 16:20:54.090485  # [   78.955342] sp : c633de38  ip : 00000027  fp : c633de54

 2057 16:20:54.090606  # [   78.960570] r10: 0000000a  r9 : c1accfa0  r8 : c15e8da8

 2058 16:20:54.090720  # [   78.965798] r7 : c633df60  r6 : 00000001  r5 : c26f8924  r4 : c0c553ec

 2059 16:20:54.090832  # [   78.972330] r3 : e187cc5c  r2 : e187cc5c  r1 : ef7c05e4  r0 : 0000002b

 2060 16:20:54.090941  # [   78.978863] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2061 16:20:54.133626  # [   78.986003] Control: 10c5387d  Table: 1475404a  DAC: 00000051

 2062 16:20:54.134026  # [   78.991755] Process cat (pid: 1681, stack limit = 0xd01573fb)

 2063 16:20:54.134320  # [   78.997506] Stack: (0xc633de38 to 0xc633e000)

 2064 16:20:54.134592  # [   79.001869] de20:                                                       0000001f c63fa000

 2065 16:20:54.134935  # [   79.010054] de40: 0000000a c633df60 c633de64 c633de58 c1388544 c1388340 c633de74 c633de68

 2066 16:20:54.135222  # [   79.018238] de60: c0c5467c c138852c c633de9c c633de78 c0c54b7c c0c5465c c0c54a5c c6279680

 2067 16:20:54.177817  # [   79.026421] de80: b6ddf000 0000000a c309cf00 c633df60 c633dec4 c633dea0 c07e05cc c0c54a68

 2068 16:20:54.178310  # [   79.034605] dea0: 00000000 c6279680 b6ddf000 c2815800 c633df60 c07e0568 c633df5c c633dec8

 2069 16:20:54.178637  # [   79.042789] dec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c44f10e4 c059b1c4 c633c000

 2070 16:20:54.178930  # [   79.050974] dee0: b6ddf000 00020000 00000004 0000000a 0001fff6 c633dee0 00000001 00000805

 2071 16:20:54.179212  # [   79.059157] df00: c5a99040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2072 16:20:54.221786  # [   79.067342] df20: 00000000 00000000 c633c000 e187cc5c b6dde000 c6279680 c6279680 c633c000

 2073 16:20:54.222274  # [   79.075526] df40: b6ddf000 00000000 00000000 00000004 c633df94 c633df60 c059b1c4 c059ab18

 2074 16:20:54.222593  # [   79.083713] df60: 00000000 00000000 c633dfac e187cc5c 0000000a 0000000a b6f26e00 00000004

 2075 16:20:54.222889  # [   79.091896] df80: c03002e4 c633c000 c633dfa4 c633df98 c059b254 c059b15c 00000000 c633dfa8

 2076 16:20:54.223167  # [   79.100080] dfa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6ddf000 0000000a 00000000

 2077 16:20:54.265957  # [   79.108264] dfc0: 0000000a 0000000a b6f26e00 00000004 00000001 00000000 00020000 beadaac4

 2078 16:20:54.266473  # [   79.116448] dfe0: 00000004 beada7f8 b6e90d8f b6e177e6 800e0030 00000001 00000000 00000000

 2079 16:20:54.266821  # [   79.124627] Backtrace: 

 2080 16:20:54.267140  # [   79.127092] [<c1388334>] (execute_location) from [<c1388544>] (lkdtm_EXEC_DATA+0x24/0x28)

 2081 16:20:54.267442  # [   79.135278]  r7:c633df60 r6:0000000a r5:c63fa000 r4:0000001f

 2082 16:20:54.267740  # [   79.140950] [<c1388520>] (lkdtm_EXEC_DATA) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2083 16:20:54.309972  # [   79.149050] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2084 16:20:54.310498  # [   79.157068] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2085 16:20:54.310848  # [   79.164994]  r9:c633df60 r8:c309cf00 r7:0000000a r6:b6ddf000 r5:c6279680 r4:c0c54a5c

 2086 16:20:54.311163  # [   79.172751] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2087 16:20:54.311467  # [   79.180589]  r9:c07e0[   79.699163] lkdtm: Performing direct entry EXEC_STACK

 2088 16:20:54.311767  568 r8:c633df60 r7:c2815800 r6:b6[   79.705169] lkdtm: attempting ok execution at c0c553ec

 2089 16:20:54.353946  ddf000 r5:c6279680 r4:00000000

 2090 16:20:54.354464  #[   79.713160] lkdtm: attempting bad execution at c67b5e0c

 2091 16:20:54.354809   [   79.188341] [<c059ab0c>] (vfs[   79.721360] 8<--- cut here ---

 2092 16:20:54.355129  [   79.727172] Unable to handle kernel paging request at virtual address c67b5e0c

 2093 16:20:54.355436  [   79.734421] pgd = 21bd31c6

 2094 16:20:54.355731  [   79.737152] [c67b5e0c] *pgd=1661141e(bad)

 2095 16:20:54.356023  [   79.741217] Internal error: Oops: 8000000d [#4] SMP ARM

 2096 16:20:54.397896  [   79.746465] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2097 16:20:54.398432  [   79.775758] CPU: 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2098 16:20:54.398780  [   79.783524] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2099 16:20:54.399097  [   79.790081] PC is at 0xc67b5e0c

 2100 16:20:54.399398  [   79.793265] LR is at execute_location+0xa4/0xb4

 2101 16:20:54.441963  [   79.797823] pc : [<c67b5e0c>]    lr : [<c13883d8>]    psr: 600e0013

 2102 16:20:54.442489  [   79.804110] sp : c67b5de8  ip : c67b5cf0  fp : c67b5e04

 2103 16:20:54.442834  [   79.809354] r10: 0000000b  r9 : c1accfac  r8 : c15e8da8

 2104 16:20:54.443150  [   79.814600] r7 : c67b5f60  r6 : 00000001  r5 : c67b5e0c  r4 : c0c553ec

 2105 16:20:54.443456  [   79.821149] r3 : 8830aa69  r2 : 8830aa69  r1 : ef7815e0  r0 : 0000002b

 2106 16:20:54.443753  [   79.827703] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2107 16:20:54.444045  [   79.834860] Control: 10c5387d  Table: 160f004a  DAC: 00000051

 2108 16:20:54.486032  [   79.840631] Process cat (pid: 1757, stack limit = 0x6d31618e)

 2109 16:20:54.486551  [   79.846402] Stack: (0xc67b5de8 to 0xc67b6000)

 2110 16:20:54.486900  [   79.850789] 5de0:                   c67b4000 c5ce4000 0000000b c67b5f60 c67b5e64 c67b5e08

 2111 16:20:54.487220  [   79.858997] 5e00: c1388580 c1388340 c67b5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2112 16:20:54.487526  [   79.867204] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7

 2113 16:20:54.487828  [   79.875410] 5e40: e3a02040 e3a01d33 e5930018 8830aa69 0000000b 00000020 c67b5e74 c67b5e68

 2114 16:20:54.529962  [   79.883616] 5e60: c0c5467c c1388554 c67b5e9c c67b5e78 c0c54b7c c0c5465c c0c54a5c c62d2f00

 2115 16:20:54.530491  [   79.891822] 5e80: b6e19000 0000000b c309cf00 c67b5f60 c67b5ec4 c67b5ea0 c07e05cc c0c54a68

 2116 16:20:54.530835  [   79.900029] 5ea0: 00000000 c62d2f00 b6e19000 c2815800 c67b5f60 c07e0568 c67b5f5c c67b5ec8

 2117 16:20:54.531148  [   79.908235] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67b4000

 2118 16:20:54.531448  [   79.916441] 5ee0: b6e19000 00020000 00000004 0000000b 0001fff5 c67b5ee0 00000001 b6e18000

 2119 16:20:54.573921  [   79.924646] 5f00: c5b02780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2120 16:20:54.574446  [   79.932853] 5f20: 00000000 00000000 c139d890 8830aa69 c205dcc0 c62d2f00 c62d2f00 c67b4000

 2121 16:20:54.574788  [   79.941059] 5f40: b6e19000 00000000 00000000 00000004 c67b5f94 c67b5f60 c059b1c4 c059ab18

 2122 16:20:54.575104  [   79.949264] 5f60: 00000000 00000000 c67b5fac 8830aa69 0000000b 0000000b b6f60e00 00000004

 2123 16:20:54.575410  [   79.957471] 5f80: c03002e4 c67b4000 c67b5fa4 c67b5f98 c059b254 c059b15c 00000000 c67b5fa8

 2124 16:20:54.575709  [   79.965677] 5fa0: c03000c0 c059b248 0000000b 0000000b 00000001 b6e19000 0000000b 00000000

 2125 16:20:54.618059  [   79.973883] 5fc0: 0000000b 0000000b b6f60e00 00000004 00000001 00000000 00020000 bed98ac4

 2126 16:20:54.618585  [   79.982090] 5fe0: 00000004 bed987f8 b6ecad8f b6e517e6 800e0030 00000001 00000000 00000000

 2127 16:20:54.618934  [   79.990284] Backtrace: 

 2128 16:20:54.619250  [   79.992788] [<c1388334>] (execute_location) from [<c1388580>] (lkdtm_EXEC_STACK+0x38/0x54)

 2129 16:20:54.619554  [   80.001082]  r7:c67b5f60 r6:0000000b r5:c5ce4000 r4:c67b4000

 2130 16:20:54.619849  [   80.006781] [<c1388548>] (lkdtm_EXEC_STACK) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2131 16:20:54.620137  [   80.014979]  r4:00000020

 2132 16:20:54.662064  [   80.017549] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2133 16:20:54.662592  [   80.025597] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2134 16:20:54.662936  [   80.033547]  r9:c67b5f60 r8:c309cf00 r7:0000000b r6:b6e19000 r5:c62d2f00 r4:c0c54a5c

 2135 16:20:54.663254  [   80.041332] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2136 16:20:54.663559  [   80.049191]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e19000 r5:c62d2f00 r4:00000000

 2137 16:20:54.706049  [   80.056965] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2138 16:20:54.706572  [   80.064129]  r10:00000004 r9:00000000 r8:00000000 r7:b6e19000 r6:c67b4000 r5:c62d2f00

 2139 16:20:54.706923  [   80.071977]  r4:c62d2f00

 2140 16:20:54.707240  [   80.074542] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2141 16:20:54.707542  [   80.081707]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6f60e00 r5:0000000b r4:0000000b

 2142 16:20:54.707839  [   80.089485] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2143 16:20:54.708130  [   80.097074] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 2144 16:20:54.749414  [   80.102152] 5fa0:                   0000000b 0000000b 00000001 b6e19000 0000000b 00000000

 2145 16:20:54.749571  [   80.110357] 5fc0: 0000000b 0000000b b6f60e00 00000004 00000001 00000000 00020000 bed98ac4

 2146 16:20:54.749641  [   80.118557] 5fe0: 00000004 bed987f8 b6ecad8f b6e517e6

 2147 16:20:54.749706  [   80.123639] Code: c67b5e08 c1388580 c1388340 c67b5e6c (e1a0c00d) 

 2148 16:20:54.749768  [   80.129765] ---[ end trace fff92107256d9efa ]---

 2149 16:20:54.749829  _write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2150 16:20:54.749889  # [   79.195484]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c633c000 r5:c6279680

 2151 16:20:54.797401  # [   79.203316]  r4:c6279680

 2152 16:20:54.797490  # [   79.205859] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2153 16:20:54.797561  # [   79.213002]  r9:c633c000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:0000000a r4:0000000a

 2154 16:20:54.797628  # [   79.220756] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2155 16:20:54.797724  # [   79.228329] Exception stack(0xc633dfa8 to 0xc633dff0)

 2156 16:20:54.797836  # [   79.233389] dfa0:                   0000000a 0000000a 00000001 b6ddf000 0000000a 00000000

 2157 16:20:54.841349  # [   79.241573] dfc0: 0000000a 0000000a b6f26e00 00000004 00000001 00000000 00020000 beadaac4

 2158 16:20:54.841435  # [   79.249756] dfe0: 00000004 beada7f8 b6e90d8f b6e177e6

 2159 16:20:54.841506  # [   79.254815] Code: 00000000 c2c066c0 c2c06780 c2c06840 (e1a0c00d) 

 2160 16:20:54.841575  # [   79.260919] ---[ end trace fff92107256d9ef9 ]---

 2161 16:20:54.841640  # EXEC_DATA: missing 'call trace:': [FAIL]

 2162 16:20:54.841704  not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1

 2163 16:20:54.841768  # selftests: lkdtm: EXEC_STACK.sh

 2164 16:20:54.841831  # Segmentation fault

 2165 16:20:54.915728  # [   79.699163] lkdtm: Performing direct entry EXEC_STACK

 2166 16:20:54.915891  # [   79.705169] lkdtm: attempting ok execution at c0c553ec

 2167 16:20:54.915973  # [   79.713160] lkdtm: attempting bad execution at c67b5e0c

 2168 16:20:54.916043  # [   79.721360] 8<--- cut here ---

 2169 16:20:54.916123  # [   79.727172] Unable to handle kernel paging request at virtual address c67b5e0c

 2170 16:20:54.916192  # [   79.734421] pgd = 21bd31c6

 2171 16:20:54.916255  # [   79.737152] [c67b5e0c] *pgd=1661141e(bad)

 2172 16:20:54.916329  # [   79.741217] Internal error: Oops: 8000000d [#4] SMP ARM

 2173 16:20:54.959530  # [   79.746465] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2174 16:20:54.960030  # [   79.775758] CPU: 0 PID: 1757 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2175 16:20:54.960348  # [   79.783524] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2176 16:20:54.960636  # [   79.790081] PC is at 0xc67b5e0c

 2177 16:20:54.960915  # [   79.793265] LR is at execute_location+0xa4/0xb4

 2178 16:20:55.002404  # [   79.797823] pc : [<c67b5e0c>]    lr : [<c13883d8>]    psr: 600e0013

 2179 16:20:55.002926  # [   79.804110] sp : c67b5de8  ip : c67b5cf0  fp : c67b5e04

 2180 16:20:55.003268  # [   79.809354] r10: 0000000b  r9 : c1accfac  r8 : c15e8da8

 2181 16:20:55.003581  # [   79.814600] r7 : c67b5f60  r6 : 00000001  r5 : c67b5e0c  r4 : c0c553ec

 2182 16:20:55.003884  # [   79.821149] r3 : 8830aa69  r2 : 8830aa69  r1 : ef7815e0  r0 : 0000002b

 2183 16:20:55.004185  # [   79.827703] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2184 16:20:55.045735  # [   79.834860] Control: 10c5387d  Table: 160f004a  DAC: 00000051

 2185 16:20:55.046253  # [   79.840631] Process cat (pid: 1757, stack limit = 0x6d31618e)

 2186 16:20:55.046653  # [   79.846402] Stack: (0xc67b5de8 to 0xc67b6000)

 2187 16:20:55.047016  # [   79.850789] 5de0:                   c67b4000 c5ce4000 0000000b c67b5f60 c67b5e64 c67b5e08

 2188 16:20:55.047335  # [   79.858997] 5e00: c1388580 c1388340 c67b5e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2189 16:20:55.047667  # [   79.867204] 5e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e30d3374 e34c31b7

 2190 16:20:55.089832  # [   79.875410] 5e40: e3a02040 e3a01d33 e5930018 8830aa69 0000000b 00000020 c67b5e74 c67b5e68

 2191 16:20:55.090357  # [   79.883616] 5e60: c0c5467c c1388554 c67b5e9c c67b5e78 c0c54b7c c0c5465c c0c54a5c c62d2f00

 2192 16:20:55.090704  # [   79.891822] 5e80: b6e19000 0000000b c309cf00 c67b5f60 c67b5ec4 c67b5ea0 c07e05cc c0c54a68

 2193 16:20:55.091018  # [   79.900029] 5ea0: 00000000 c62d2f00 b6e19000 c2815800 c67b5f60 c07e0568 c67b5f5c c67b5ec8

 2194 16:20:55.091318  # [   79.908235] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67b4000

 2195 16:20:55.091613  # [   79.916441] 5ee0: b6e19000 00020000 00000004 0000000b 0001fff5 c67b5ee0 00000001 b6e18000

 2196 16:20:55.133715  # [   79.924646] 5f00: c5b02780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2197 16:20:55.134241  # [   79.932853] 5f20: 00000000 00000000 c139d890 8830aa69 c205dcc0 c62d2f00 c62d2f00 c67b4000

 2198 16:20:55.134589  # [   79.941059] 5f40: b6e19000 00000000 00000000 00000004 c67b5f94 c67b5f60 c059b1c4 c059ab18

 2199 16:20:55.134904  # [   79.949264] 5f60: 00000000 00000000 c67b5fac 8830aa69 0000000b 0000000b b6f60e00 00000004

 2200 16:20:55.135211  # [   79.957471] 5f80: c03002e4 c67b4000 c67b5fa4 c67b5f98 c059b254 c059b15c 00000000 c67b5fa8

 2201 16:20:55.177810  # [   79.965677] 5fa0: c03000c0 c059b248 0000000b 0000000b 00000001 b6e19000 0000000b 00000000

 2202 16:20:55.178330  # [   79.973883] 5fc0: 0000000b 0000000b b6f60e00 00000004 00000001 00000000 00020000 bed98ac4

 2203 16:20:55.178674  # [   79.982090] 5fe0: 00000004 bed987f8 b6ecad8f b6e517e6 800e0030 00000001 00000000 00000000

 2204 16:20:55.178992  # [   79.990284] Backtrace: 

 2205 16:20:55.179338  # [   79.992788] [<c1388334>] (execute_location) from [<c1388580>] (lkdtm_EXEC_STACK+0x38/0x54)

 2206 16:20:55.179693  # [   80.001082]  r7:c67b5f60 r6:0000000b r5:c5ce4000 r4:c67b4000

 2207 16:20:55.221938  # [   80.006781] [<c1388548>] (lkdtm_EXEC_STACK) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2208 16:20:55.222472  # [   80.014979]  r4:00000020

 2209 16:20:55.222813  #[   80.592072] lkdtm: Performing direct entry EXEC_KMALLOC

 2210 16:20:55.223133   [   80.017549] [<c0c54650>] (lkd[   80.597680] lkdtm: attempting ok execution at c0c553ec

 2211 16:20:55.223436  tm_do_action) from [<c0c54b7c>] ([   80.605588] lkdtm: attempting bad execution at c62dcbc0

 2212 16:20:55.223739  direct_entry+0x120/0x[1 8 c )8

 2213 16:20:55.224029  0

 2214 16:20:55.224321  613621] 8<--- cut here ---

 2215 16:20:55.265940  # [   80.025597] [<c0c54a[5 c > ]0.618935] Unable to handle kernel paging request at virtual address c62dcbc0

 2216 16:20:55.266467   (direct_entry) from [<c07e[0 5 c80.628589] pgd = a66304bc

 2217 16:20:55.266816  c>] (full_proxy_write+0x64/0x94)

 2218 16:20:55.267133  [   80.633812] [c62dcbc0] *pgd=1621141e(bad)

 2219 16:20:55.267434  

 2220 16:20:55.267729  # [   80.033547]  r9:c67b5f60 r8[   80.640691] Internal error: Oops: 8000000d [#5] SMP ARM

 2221 16:20:55.309946  :c309cf00 r7:0000000b r6:b6e19000[   80.648773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2222 16:20:55.310486   r5:c62d2f00 r4:c0c54a5c

 2223 16:20:55.310831  # [   8[   80.680484] CPU: 2 PID: 1836 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2224 16:20:55.311153  0.041332] [<c07e0568>] (fu[l l _ 80.691077] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2225 16:20:55.311473  roxy_write) from [<c059ac18>] (vf   80.700126] PC is at 0xc62dcbc0

 2226 16:20:55.311772  s_write+0x10c/0x53c)

 2227 16:20:55.354048  # [   80.04[   80.706057] LR is at execute_location+0xa4/0xb4

 2228 16:20:55.354568  9191]  r9:c07e0568 r8:c67b5f60[    80.713433] pc : [<c62dcbc0>]    lr : [<c13883d8>]    psr: 600e0013

 2229 16:20:55.354927  7:c2815800 r6:b6e19000[  r 5 :8c0.722385] sp : c6085e30  ip : 00000027  fp : c6085e4c

 2230 16:20:55.355252  2d2f00 r4:00000000

 2231 16:20:55.355559  # [   [8 0 . 80.729956] r10: 0000000d  r9 : c1accfb8  r8 : c15e8da8

 2232 16:20:55.355863  56965] [<c059ab0c>] (vfs[_ w r i80.737696] r7 : c6085f60  r6 : 00000001  r5 : c62dcbc0  r4 : c0c553ec

 2233 16:20:55.356168  e) from [<c059b1c4>] (ksy[s _ w r0.746655] r3 : 9c2e753b  r2 : 9c2e753b  r1 : ef7ab5e4  r0 : 0000002b

 2234 16:20:55.398032  ite+0x74/0xec)

 2235 16:20:55.398553  # [   80.064129[]  80.755615] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2236 16:20:55.398901    r10:00000004 r9:00000000 r8[: 0 80.765437] Control: 10c5387d  Table: 160d804a  DAC: 00000051

 2237 16:20:55.399221  0000000 r7:b6e19000 r6:c67b4[0 0  80.773785] Process cat (pid: 1836, stack limit = 0xe8978cae)

 2238 16:20:55.399534   r5:c62d2f00

 2239 16:20:55.399830  # [   80.0[7 1 9 780.782132] Stack: (0xc6085e30 to 0xc6086000)

 2240 16:20:55.400126  ]  r4:c62d2f00

 2241 16:20:55.442053  # [   80.074542] [   80.788926] 5e20:                                     c62dcbc0 c5f5c000 0000000d c6085f60

 2242 16:20:55.442583  [<c059b150>] (ksys_write) from [<[   80.799967] 5e40: c6085e64 c6085e50 c0c5543c c1388340 00000021 c5f5c000 c6085e74 c6085e68

 2243 16:20:55.442939  c059b254>] (sys_write+0x18/0x1c)

 2244 16:20:55.443254  [   80.811005] 5e60: c0c5467c c0c55410 c6085e9c c6085e78 c0c54b7c c0c5465c c0c54a5c c2fb4f00

 2245 16:20:55.443562  

 2246 16:20:55.443857  # [   80.081707]  r9:c67b4000 r8[   80.822044] 5e80: b6e8d000 0000000d c309cf00 c6085f60 c6085ec4 c6085ea0 c07e05cc c0c54a68

 2247 16:20:55.486042  :c03002e4 r7:00000004 r6:b6f60e00[   80.833085] 5ea0: 00000000 c2fb4f00 b6e8d000 c2815800 c6085f60 c07e0568 c6085f5c c6085ec8

 2248 16:20:55.486570   r5:0000000b r4:0000000b

 2249 16:20:55.486915  # [   8[   80.844124] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c6084000

 2250 16:20:55.487236  0.089485] [<c059b23c>] (sys_write[   80.855164] 5ee0: b6e8d000 00020000 00000004 0000000d 0001fff3 c6085ee0 00000001 b6e8c000

 2251 16:20:55.487557  ) from [<c03000c0>] (ret_fast_sys[   80.866204] 5f00: c62d2280 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2252 16:20:55.487861  call+0x0/0x28)

 2253 16:20:55.530061  # [   80.097074] [   80.877244] 5f20: 00000000 00000000 c139d890 9c2e753b c205dcc0 c2fb4f00 c2fb4f00 c6084000

 2254 16:20:55.530590  Exception stack(0xc67b5fa8 to 0xc[   80.888285] 5f40: b6e8d000 00000000 00000000 00000004 c6085f94 c6085f60 c059b1c4 c059ab18

 2255 16:20:55.530938  67b5ff0)

 2256 16:20:55.531249  # [   80.102152] 5fa0: [   80.899323] 5f60: 00000000 00000000 c6085fac 9c2e753b 0000000d 0000000d b6fd4e00 00000004

 2257 16:20:55.531548                    0000000b 000000[   80.910363] 5f80: c03002e4 c6084000 c6085fa4 c6085f98 c059b254 c059b15c 00000000 c6085fa8

 2258 16:20:55.573824  0b 00000001 b6e19000 0000000b 000[   80.921400] 5fa0: c03000c0 c059b248 0000000d 0000000d 00000001 b6e8d000 0000000d 00000000

 2259 16:20:55.574027  00000

 2260 16:20:55.574133  # [   80.110357] 5fc0: 000[   80.932441] 5fc0: 0000000d 0000000d b6fd4e00 00000004 00000001 00000000 00020000 bef96ac4

 2261 16:20:55.574230  0000b 0000000b b6f60e00 00000004 [   80.943479] 5fe0: 00000004 bef967f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000

 2262 16:20:55.574324  00000001 00000000 00020000 bed98a[   80.954507] Backtrace: 

 2263 16:20:55.574416  c4

 2264 16:20:55.574502  # [   80.118557] 5fe0: 000000[   80.959846] [<c1388334>] (execute_location) from [<c0c5543c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2265 16:20:55.617520  04 bed987f8 b6ecad8f b6e517e6

 2266 16:20:55.617791  # [   80.971131]  r7:c6085f60 r6:0000000d r5:c5f5c000 r4:c62dcbc0

 2267 16:20:55.617966  [   80.123639] Code: c67b5e08 c13[   80.979656] [<c0c55404>] (lkdtm_EXEC_KMALLOC) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2268 16:20:55.618128  88580 c1388340 c67b5e6c (e1a0[c 0 80.990858]  r5:c5f5c000 r4:00000021

 2269 16:20:55.618286  0d) 

 2270 16:20:55.618444  # [   80.129765] ---[ end t[   80.997045] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2271 16:20:55.618597  race fff92107256d9efa ]---

 2272 16:20:55.661952  # EXE[   81.007922] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2273 16:20:55.662470  C_STACK: missing 'call trace:': [[   81.018691]  r9:c6085f60 r8:c309cf00 r7:0000000d r6:b6e8d000 r5:c2fb4f00 r4:c0c54a5c

 2274 16:20:55.662812  FAIL]

 2275 16:20:55.663124  not ok 31 selftests: lkdtm[   81.029309] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2276 16:20:55.663428  : EXEC_STACK.sh # exit=1

 2277 16:20:55.663720  # selft[   81.039991]  r9:c07e0568 r8:c6085f60 r7:c2815800 r6:b6e8d000 r5:c2fb4f00 r4:00000000

 2278 16:20:55.664009  ests: lkdtm: EXEC_KMALLOC.sh

 2279 16:20:55.705737  [   81.050600] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2280 16:20:55.706241  [   81.060333]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c6084000 r5:c2fb4f00

 2281 16:20:55.706580  [   81.068181]  r4:c2fb4f00

 2282 16:20:55.706891  [   81.070749] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2283 16:20:55.707193  [   81.077914]  r9:c6084000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000000d r4:0000000d

 2284 16:20:55.707489  [   81.085691] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2285 16:20:55.707781  [   81.093282] Exception stack(0xc6085fa8 to 0xc6085ff0)

 2286 16:20:55.749795  [   81.098362] 5fa0:                   0000000d 0000000d 00000001 b6e8d000 0000000d 00000000

 2287 16:20:55.750278  [   81.106569] 5fc0: 0000000d 0000000d b6fd4e00 00000004 00000001 00000000 00020000 bef96ac4

 2288 16:20:55.750592  [   81.114769] 5fe0: 00000004 bef967f8 b6f3ed8f b6ec57e6

 2289 16:20:55.751095  [   81.119853] Code: 00000000 00000000 00000000 00000000 (e1a0c00d) 

 2290 16:20:55.751649  [   81.125979] ---[ end trace fff92107256d9efb ]---

 2291 16:20:55.752160  # Segmentation fault

 2292 16:20:55.878061  # [   80.592072] lkdtm: Performing direct entry EXEC_KMALLOC

 2293 16:20:55.878213  # [   80.597680] lkdtm: attempting ok execution at c0c553ec

 2294 16:20:55.878345  # [   80.605588] lkdtm: attempting bad execution at c62dcbc0

 2295 16:20:55.878463  # [   80.613621] 8<--- cut here ---

 2296 16:20:55.878588  # [   80.618935] Unable to handle kernel paging request at virtual address c62dcbc0

 2297 16:20:55.878701  # [   80.628589] pgd = a66304bc

 2298 16:20:55.878840  # [   80.633812] [c62dcbc0] *pgd=1621141e(bad)

 2299 16:20:55.878965  # [   80.640691] Internal error: Oops: 8000000d [#5] SMP ARM

 2300 16:20:55.921457  # [   80.648773] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2301 16:20:55.921593  # [   80.680484] CPU: 2 PID: 1836 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2302 16:20:55.921668  # [   80.691077] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2303 16:20:55.921737  # [   80.700126] PC is at 0xc62dcbc0

 2304 16:20:55.965634  # [   80.706057] LR is at execute_location+0xa4/0xb4

 2305 16:20:55.965903  # [   80.713433] pc : [<c62dcbc0>]    lr : [<c13883d8>]    psr: 600e0013

 2306 16:20:55.966060  # [   80.722385] sp : c6085e30  ip : 00000027  fp : c6085e4c

 2307 16:20:55.966215  # [   80.729956] r10: 0000000d  r9 : c1accfb8  r8 : c15e8da8

 2308 16:20:55.966420  # [   80.737696] r7 : c6085f60  r6 : 00000001  r5 : c62dcbc0  r4 : c0c553ec

 2309 16:20:55.966561  # [   80.746655] r3 : 9c2e753b  r2 : 9c2e753b  r1 : ef7ab5e4  r0 : 0000002b

 2310 16:20:55.966691  # [   80.755615] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2311 16:20:56.009694  # [   80.765437] Control: 10c5387d  Table: 160d804a  DAC: 00000051

 2312 16:20:56.010296  # [   80.773785] Process cat (pid: 1836, stack limit = 0xe8978cae)

 2313 16:20:56.010726  # [   80.782132] Stack: (0xc6085e30 to 0xc6086000)

 2314 16:20:56.011060  # [   80.788926] 5e20:                                     c62dcbc0 c5f5c000 0000000d c6085f60

 2315 16:20:56.011376  # [   80.799967] 5e40: c6085e64 c6085e50 c0c5543c c1388340 00000021 c5f5c000 c6085e74 c6085e68

 2316 16:20:56.011676  # [   80.811005] 5e60: c0c5467c c0c55410 c6085e9c c6085e78 c0c54b7c c0c5465c c0c54a5c c2fb4f00

 2317 16:20:56.053952  # [   80.822044] 5e80: b6e8d000 0000000d c309cf00 c6085f60 c6085ec4 c6085ea0 c07e05cc c0c54a68

 2318 16:20:56.054607  # [   80.833085] 5ea0: 00000000 c2fb4f00 b6e8d000 c2815800 c6085f60 c07e0568 c6085f5c c6085ec8

 2319 16:20:56.055018  # [   80.844124] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c6084000

 2320 16:20:56.055405  # [   80.855164] 5ee0: b6e8d000 00020000 00000004 0000000d 0001fff3 c6085ee0 00000001 b6e8c000

 2321 16:20:56.055735  # [   80.866204] 5f00: c62d2280 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2322 16:20:56.097612  # [   80.877244] 5f20: 00000000 00000000 c139d890 9c2e753b c205dcc0 c2fb4f00 c2fb4f00 c6084000

 2323 16:20:56.097809  # [   80.888285] 5f40: b6e8d000 00000000 00000000 00000004 c6085f94 c6085f60 c059b1c4 c059ab18

 2324 16:20:56.097916  # [   80.899323] 5f60: 00000000 00000000 c6085fac 9c2e753b 0000000d 0000000d b6fd4e00 00000004

 2325 16:20:56.098012  # [   80.910363] 5f80: c03002e4 c6084000 c6085fa4 c6085f98 c059b254 c059b15c 00000000 c6085fa8

 2326 16:20:56.098103  # [   80.921400] 5fa0: c03000c0 c059b248 0000000d 0000000d 00000001 b6e8d000 0000000d 00000000

 2327 16:20:56.141980  # [   80.932441] 5fc0: 0000000d 0000000d b6fd4e00 00000004 00000001 00000000 00020000 bef96ac4

 2328 16:20:56.142506  # [   80.943479] 5fe0: 00000004 bef967f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000

 2329 16:20:56.142848  # [   80.954507] Backtrace: 

 2330 16:20:56.143162  # [   80.959846] [<c1388334>] (execute_location) from [<c0c5543c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2331 16:20:56.143464  # [   80.971131]  r7:c6085f60 r6:0000000d r5:c5f5c000 r4:c62dcbc0

 2332 16:20:56.143760  # [   80.979656] [<c0c55404>] (lkdtm_EXEC_KMALLOC) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2333 16:20:56.144052  # [   80.990858]  r5:c5f5c000 r4:00000021

 2334 16:20:56.185477  # [   80.997045] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2335 16:20:56.185657  # [   81.007922] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2336 16:20:56.185780  # [   81.018691]  r9:c6085f60 r8:c309cf00 r7:0000000d r6:b6e8d000 r5:c2fb4f00 r4:c0c54a5c

 2337 16:20:56.185879  # [   8[   81.566643] lkdtm: Performing direct entry EXEC_VMALLOC

 2338 16:20:56.185945  1.029309] [<c07e0568>] (full_prox[   81.573815] lkdtm: attempting ok execution at c0c553ec

 2339 16:20:56.229558  y_write) from [<c059ac18>] (vfs_w[   81.581971] lkdtm: attempting bad execution at f0972000

 2340 16:20:56.229720  rite+0x10c/0x53c)

 2341 16:20:56.229793  # [   81.03999[   81.589952] 8<--- cut here ---

 2342 16:20:56.229861  1]  r9:c07e0568 r8:c6085f60 r7:c2[   81.595900] Unable to handle kernel paging request at virtual address f0972000

 2343 16:20:56.229930  815800 r6:b6e8d000 r5:c2fb4f00 r4[   81.605970] pgd = 88e20cec

 2344 16:20:56.229996  :00000000

 2345 16:20:56.230059  # [   81.050600] [<c05[   81.611492] [f0972000] *pgd=12949811, *pte=4932965f, *ppte=4932945f

 2346 16:20:56.230121  9ab0c>] (vfs_write) from [<c059b1[   81.620675] Internal error: Oops: 8000000f [#6] SMP ARM

 2347 16:20:56.230184  c4>] (ksys_write+0x74/0xec)

 2348 16:20:56.274044  # [ [   81.628711] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2349 16:20:56.274585    81.060333]  r10:[0 0 0 08010.0660414] CPU: 2 PID: 1913 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2350 16:20:56.318031   r9:0000[0 0 0 08 1r.86:700030200] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2351 16:20:56.318554  000 r7:b6e8d000 r6:c[6 0 8 48010.678590] PC is at 0xf0972000

 2352 16:20:56.318914   r5:c2fb4f00

 2353 16:20:56.319230  # [   81.06818[1 ]  81.683992] LR is at execute_location+0xa4/0xb4

 2354 16:20:56.319534   r4:c2fb4[f 0 0 

 2355 16:20:56.319829  8

 2356 16:20:56.320119  1#. 6[9 1 1 18] pc : [<f0972000>]    lr : [<c13883d8>]    psr: 600e0013

 2357 16:20:56.320418  1.070749[]   [ <8c10.5699b9111550 sp : c64f7e30  ip : c64f7d38  fp : c64f7e4c

 2358 16:20:56.320711  >] (ksys_[w r i t8e1). 7f0r5o9m8 ] r10: 0000000d  r9 : c1accfc8  r8 : c15e8da8

 2359 16:20:56.362024  [<c059b254[> ]   (8s1y.s7_1w2r9i48] r7 : c64f7f60  r6 : 00000001  r5 : f0972000  r4 : c0c553ec

 2360 16:20:56.362548  e+0x18/0x[1 c ) 

 2361 16:20:56.362892  8

 2362 16:20:56.363211  1#. 7[2 1 29 6] r3 : e1c2647a  r2 : e1c2647a  r1 : ef7ab5e0  r0 : 0000002b

 2363 16:20:56.363525  1.077914]  r[9 : c 68018.4702090560] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2364 16:20:56.363837  r8:c03002e[4   r 78:10.07030806003] Control: 10c5387d  Table: 1633c04a  DAC: 00000051

 2365 16:20:56.364136  4 r6:b6fd4e00[  r 5 :810.0704060171] Process cat (pid: 1913, stack limit = 0x99bd5ed9)

 2366 16:20:56.364436  0d r4:00000[0 0 d 

 2367 16:20:56.364728  8

 2368 16:20:56.365015  1#. 7[5 3 8 4] Stack: (0xc64f7e30 to 0xc64f8000)

 2369 16:20:56.406043  81.085691] [<c0[5 9 b 2831c.>7]6 005] 7e20:                                     f0972000 c5f5c000 0000000d c64f7f60

 2370 16:20:56.406584  (sys_write) fr[o m   [8<1c.073700177] 7e40: c64f7e64 c64f7e50 c0c55470 c1388340 00000022 c5f5c000 c64f7e74 c64f7e68

 2371 16:20:56.406932  0c0>] (ret_fas[t _ s y8s1c.7a8l0l47] 7e60: c0c5467c c0c55454 c64f7e9c c64f7e78 c0c54b7c c0c5465c c0c54a5c c5a98b40

 2372 16:20:56.407258  +0x0/0x28)

 2373 16:20:56.407570  # [[      8811..70990433] 7e80: b6e09000 0000000d c309cf00 c64f7f60 c64f7ec4 c64f7ea0 c07e05cc c0c54a68

 2374 16:20:56.449958  282] Exception[  s t a8c1k.(800x0603] 7ea0: 00000000 c5a98b40 b6e09000 c2815800 c64f7f60 c07e0568 c64f7f5c c64f7ec8

 2375 16:20:56.450491  6085fa8 to 0xc6[0 8 5 f8f10.)8

 2376 16:20:56.450844  1

 2377 16:20:56.451166  776] 7ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c64f6000

 2378 16:20:56.451475  # [   81.098362][  5 f a801.:8 2 947] 7ee0: b6e09000 00020000 00000004 0000000d 0001fff3 c64f7ee0 00000001 b6e08000

 2379 16:20:56.451779               [       8010.080301018] 7f00: c6334780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2380 16:20:56.494035  0d 0000000d 0000[0 0 0 18 1b.68e41204] 7f20: 00000000 00000000 c139d890 e1c2647a c205dcc0 c5a98b40 c5a98b40 c64f6000

 2381 16:20:56.494569  d000 0000000d [0 0 0 08010.0805

 2382 16:20:56.494916  1461] 7f40: b6e09000 00000000 00000000 00000004 c64f7f94 c64f7f60 c059b1c4 c059ab18

 2383 16:20:56.495244  # [   81.10656[9 ]   58f1c.08:6 1634] 7f60: 00000000 00000000 c64f7fac e1c2647a 0000000d 0000000d b6f50e00 00000004

 2384 16:20:56.495556  000000d 0000[0 0 0 d8 1b.68f7d14802] 7f80: c03002e4 c64f6000 c64f7fa4 c64f7f98 c059b254 c059b15c 00000000 c64f7fa8

 2385 16:20:56.537795  00 00000004 0[0 0 0 08010.18 801088] 7fa0: c03000c0 c059b248 0000000d 0000000d 00000001 b6e09000 0000000d 00000000

 2386 16:20:56.538332  000000 0002000[0   b e8f19.68a9c1974] 7fc0: 0000000d 0000000d b6f50e00 00000004 00000001 00000000 00020000 beb60ac4

 2387 16:20:56.538682  

 2388 16:20:56.538993  # [   81.11476[9 ]   58f1e.09:02145] 7fe0: 00000004 beb607f8 b6ebad8f b6e417e6 800e0030 00000001 00000000 00000000

 2389 16:20:56.539303  00000004 be[f 9 6 78f18. 9b162f337] Backtrace: 

 2390 16:20:56.539610  ed8f b6ec57e6

 2391 16:20:56.539901  # [   81.11985[3 ] 81.916679] [<c1388334>] (execute_location) from [<c0c55470>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2392 16:20:56.581804   Code: 000000[0 0   08010.090207009]  r7:c64f7f60 r6:0000000d r5:c5f5c000 r4:f0972000

 2393 16:20:56.582319  0 00000000 000000[0 0   (8e11.a905278] [<c0c55448>] (lkdtm_EXEC_VMALLOC) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2394 16:20:56.582674  c00d) 

 2395 16:20:56.582993  [#   [  8 1 .8914.5172055]  r5:c5f5c000 r4:00000022

 2396 16:20:56.583296  79] ---[ end trace [f f f 98211.051022] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2397 16:20:56.583616  7256d9efb ]---

 2398 16:20:56.583914  # EXEC_KMA[L L O 81.961197] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2399 16:20:56.626031  : missing 'cal[l   t r8a1c.e9:7'1622]  r9:c64f7f60 r8:c309cf00 r7:0000000d r6:b6e09000 r5:c5a98b40 r4:c0c54a5c

 2400 16:20:56.626561   [FAIL]

 2401 16:20:56.626900  not ok 32 selft[e s t s81.981367] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2402 16:20:56.627223   lkdtm: EXEC_[K M A L8L1O.C9.9s1h18]  r9:c07e0568 r8:c64f7f60 r7:c2815800 r6:b6e09000 r5:c5a98b40 r4:00000000

 2403 16:20:56.627528   # exit=1

 2404 16:20:56.627822  # self[t e s t8s2:. 0l1273] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2405 16:20:56.628118  kdtm: EXEC_VM[A L L O8C2..s0h1

 2406 16:20:56.628404  0

 2407 16:20:56.628691  88]  r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c64f6000 r5:c5a98b40

 2408 16:20:56.670031  [   82.020220]  r4:c5a98b40

 2409 16:20:56.670589  [   82.022765] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2410 16:20:56.670986  [   82.029909]  r9:c64f6000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:0000000d r4:0000000d

 2411 16:20:56.671371  [   82.037662] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2412 16:20:56.671743  [   82.045235] Exception stack(0xc64f7fa8 to 0xc64f7ff0)

 2413 16:20:56.672073  [   82.050295] 7fa0:                   0000000d 0000000d 00000001 b6e09000 0000000d 00000000

 2414 16:20:56.713625  [   82.058482] 7fc0: 0000000d 0000000d b6f50e00 00000004 00000001 00000000 00020000 beb60ac4

 2415 16:20:56.713783  [   82.066665] 7fe0: 00000004 beb607f8 b6ebad8f b6e417e6

 2416 16:20:56.713854  [   82.071729] Code: bad PC value

 2417 16:20:56.713919  [   82.074866] ---[ end trace fff92107256d9efc ]---

 2418 16:20:56.713982  # Segmentation fault

 2419 16:20:56.852091  # [   81.566643] lkdtm: Performing direct entry EXEC_VMALLOC

 2420 16:20:56.852278  # [   81.573815] lkdtm: attempting ok execution at c0c553ec

 2421 16:20:56.852354  # [   81.581971] lkdtm: attempting bad execution at f0972000

 2422 16:20:56.852436  # [   81.589952] 8<--- cut here ---

 2423 16:20:56.852505  # [   81.595900] Unable to handle kernel paging request at virtual address f0972000

 2424 16:20:56.852579  # [   81.605970] pgd = 88e20cec

 2425 16:20:56.852644  # [   81.611492] [f0972000] *pgd=12949811, *pte=4932965f, *ppte=4932945f

 2426 16:20:56.852707  # [   81.620675] Internal error: Oops: 8000000f [#6] SMP ARM

 2427 16:20:56.895514  # [   81.628711] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2428 16:20:56.895837  # [   81.660414] CPU: 2 PID: 1913 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2429 16:20:56.896031  # [   81.670320] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2430 16:20:56.938593  # [   81.678590] PC is at 0xf0972000

 2431 16:20:56.939110  # [   81.683992] LR is at execute_location+0xa4/0xb4

 2432 16:20:56.939450  # [   81.691114] pc : [<f0972000>]    lr : [<c13883d8>]    psr: 600e0013

 2433 16:20:56.939769  # [   81.699115] sp : c64f7e30  ip : c64f7d38  fp : c64f7e4c

 2434 16:20:56.940077  # [   81.705989] r10: 0000000d  r9 : c1accfc8  r8 : c15e8da8

 2435 16:20:56.940376  # [   81.712948] r7 : c64f7f60  r6 : 00000001  r5 : f0972000  r4 : c0c553ec

 2436 16:20:56.940669  # [   81.721296] r3 : e1c2647a  r2 : e1c2647a  r1 : ef7ab5e0  r0 : 0000002b

 2437 16:20:56.981691  # [   81.729560] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2438 16:20:56.982189  # [   81.738603] Control: 10c5387d  Table: 1633c04a  DAC: 00000051

 2439 16:20:56.982500  # [   81.746171] Process cat (pid: 1913, stack limit = 0x99bd5ed9)

 2440 16:20:56.982792  # [   81.753824] Stack: (0xc64f7e30 to 0xc64f8000)

 2441 16:20:56.983071  # [   81.760005] 7e20:                                     f0972000 c5f5c000 0000000d c64f7f60

 2442 16:20:56.983350  # [   81.770177] 7e40: c64f7e64 c64f7e50 c0c55470 c1388340 00000022 c5f5c000 c64f7e74 c64f7e68

 2443 16:20:56.983622  # [   81.780347] 7e60: c0c5467c c0c55454 c64f7e9c c64f7e78 c0c54b7c c0c5465c c0c54a5c c5a98b40

 2444 16:20:57.025810  # [   81.790433] 7e80: b6e09000 0000000d c309cf00 c64f7f60 c64f7ec4 c64f7ea0 c07e05cc c0c54a68

 2445 16:20:57.026328  # [   81.800603] 7ea0: 00000000 c5a98b40 b6e09000 c2815800 c64f7f60 c07e0568 c64f7f5c c64f7ec8

 2446 16:20:57.026696  # [   81.810776] 7ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c64f6000

 2447 16:20:57.027026  # [   81.820947] 7ee0: b6e09000 00020000 00000004 0000000d 0001fff3 c64f7ee0 00000001 b6e08000

 2448 16:20:57.027334  # [   81.831118] 7f00: c6334780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2449 16:20:57.069714  # [   81.841204] 7f20: 00000000 00000000 c139d890 e1c2647a c205dcc0 c5a98b40 c5a98b40 c64f6000

 2450 16:20:57.070195  # [   81.851461] 7f40: b6e09000 00000000 00000000 00000004 c64f7f94 c64f7f60 c059b1c4 c059ab18

 2451 16:20:57.070507  # [   81.861634] 7f60: 00000000 00000000 c64f7fac e1c2647a 0000000d 0000000d b6f50e00 00000004

 2452 16:20:57.070841  # [   81.871802] 7f80: c03002e4 c64f6000 c64f7fa4 c64f7f98 c059b254 c059b15c 00000000 c64f7fa8

 2453 16:20:57.071180  # [   81.881888] 7fa0: c03000c0 c059b248 0000000d 0000000d 00000001 b6e09000 0000000d 00000000

 2454 16:20:57.113948  # [   81.891974] 7fc0: 0000000d 0000000d b6f50e00 00000004 00000001 00000000 00020000 beb60ac4

 2455 16:20:57.114474  # [   81.902145] 7fe0: 00000004 beb607f8 b6ebad8f b6e417e6 800e0030 00000001 00000000 00000000

 2456 16:20:57.114823  # [   81.912397] Backtrace: 

 2457 16:20:57.115137  # [   81.916679] [<c1388334>] (execute_location) from [<c0c55470>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2458 16:20:57.115440  # [   81.927709]  r7:c64f7f60 r6:0000000d r5:c5f5c000 r4:f0972000

 2459 16:20:57.115737  # [   81.935278] [<c0c55448>] (lkdtm_EXEC_VMALLOC) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2460 16:20:57.116030  # [   81.945705]  r5:c5f5c000 r4:00000022

 2461 16:20:57.157961  # [   81.951022] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2462 16:20:57.158484  # [   81.961197] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2463 16:20:57.158836  # [   81.971622]  r9:c64f7f60 r8:c309cf00 r7:0000000d r6:b6e09000 r5:c5a98b40 r4:c0c54a5c[   82.542106] lkdtm: Performing direct entry EXEC_RODATA

 2464 16:20:57.159174  

 2465 16:20:57.159478  # [   81.981367] [<c07e0568>] ([   82.549312] lkdtm: attempting ok execution at c0c553ec

 2466 16:20:57.201783  full_proxy_write) from [<c059ac18[   82.557337] lkdtm: attempting bad execution at c15e9044

 2467 16:20:57.202428  >] (vfs_write+0x10c/0x53c)

 2468 16:20:57.202910  # [  [   82.565502] 8<--- cut here ---

 2469 16:20:57.203378  [   82.571346] Unable to handle kernel paging request at virtual address c15e9044

 2470 16:20:57.203832  [   82.578596] pgd = 8668116b

 2471 16:20:57.204278  [   82.581329] [c15e9044] *pgd=1141941e(bad)

 2472 16:20:57.204719  [   82.585400] Internal error: Oops: 8000000d [#7] SMP ARM

 2473 16:20:57.246047  [   82.590649] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2474 16:20:57.246589  [   82.619945] CPU: 0 PID: 1990 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2475 16:20:57.246943  [   82.627710] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2476 16:20:57.247266  [   82.634278] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2477 16:20:57.247574  [   82.639370] LR is at execute_location+0xa4/0xb4

 2478 16:20:57.247875  [   82.643924] pc : [<c15e9044>]    lr : [<c13883d8>]    psr: 600e0013

 2479 16:20:57.290024  [   82.650213] sp : c62efe38  ip : c62efd40  fp : c62efe54

 2480 16:20:57.290549  [   82.655457] r10: 0000000c  r9 : c1accfd8  r8 : c15e8da8

 2481 16:20:57.290895  [   82.660703] r7 : c62eff60  r6 : 00000000  r5 : c15e9044  r4 : c0c553ec

 2482 16:20:57.291215  [   82.667252] r3 : fd2de737  r2 : fd2de737  r1 : ef7815e0  r0 : 0000002b

 2483 16:20:57.291518  [   82.673807] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2484 16:20:57.291816  [   82.680964] Control: 10c5387d  Table: 1645c04a  DAC: 00000051

 2485 16:20:57.292110  [   82.686732] Process cat (pid: 1990, stack limit = 0xd49e0bc8)

 2486 16:20:57.333956  [   82.692502] Stack: (0xc62efe38 to 0xc62f0000)

 2487 16:20:57.334476  [   82.696885] fe20:                                                       00000023 c67b7000

 2488 16:20:57.334825  [   82.705093] fe40: 0000000c c62eff60 c62efe64 c62efe58 c13885c0 c1388340 c62efe74 c62efe68

 2489 16:20:57.335142  [   82.713299] fe60: c0c5467c c13885a8 c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c5c80500

 2490 16:20:57.335445  [   82.721507] fe80: b6e01000 0000000c c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 2491 16:20:57.377960  [   82.729713] fea0: 00000000 c5c80500 b6e01000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 2492 16:20:57.378488  [   82.737920] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 2493 16:20:57.378836  [   82.746126] fee0: b6e01000 00020000 00000004 0000000c 0001fff4 c62efee0 00000001 b6e00000

 2494 16:20:57.379152  [   82.754330] ff00: c5c2a8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2495 16:20:57.379459  [   82.762539] ff20: 00000000 00000000 c139d890 fd2de737 c205dcc0 c5c80500 c5c80500 c62ee000

 2496 16:20:57.379759  [   82.770746] ff40: b6e01000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 2497 16:20:57.421955  [   82.778951] ff60: 00000000 00000000 c62effac fd2de737 0000000c 0000000c b6f48e00 00000004

 2498 16:20:57.422481  [   82.787158] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 2499 16:20:57.422829  [   82.795364] ffa0: c03000c0 c059b248 0000000c 0000000c 00000001 b6e01000 0000000c 00000000

 2500 16:20:57.423145  [   82.803571] ffc0: 0000000c 0000000c b6f48e00 00000004 00000001 00000000 00020000 becd7ac4

 2501 16:20:57.423446  [   82.811776] ffe0: 00000004 becd77f8 b6eb2d8f b6e397e6 800e0030 00000001 00000000 00000000

 2502 16:20:57.423742  [   82.819970] Backtrace: 

 2503 16:20:57.466030  [   82.822473] [<c1388334>] (execute_location) from [<c13885c0>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2504 16:20:57.466557  [   82.830857]  r7:c62eff60 r6:0000000c r5:c67b7000 r4:00000023

 2505 16:20:57.466905  [   82.836556] [<c138859c>] (lkdtm_EXEC_RODATA) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2506 16:20:57.467220  [   82.844857] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2507 16:20:57.467523  [   82.852902] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2508 16:20:57.509957  [   82.860853]  r9:c62eff60 r8:c309cf00 r7:0000000c r6:b6e01000 r5:c5c80500 r4:c0c54a5c

 2509 16:20:57.510482  [   82.868638] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2510 16:20:57.510831  [   82.876498]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6e01000 r5:c5c80500 r4:00000000

 2511 16:20:57.511144  [   82.884275] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2512 16:20:57.511448  [   82.891440]  r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c62ee000 r5:c5c80500

 2513 16:20:57.511744  [   82.899289]  r4:c5c80500

 2514 16:20:57.512033  [   82.901856] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2515 16:20:57.554066  [   82.909020]  r9:c62ee000 r8:c03002e4 r7:00000004 r6:b6f48e00 r5:0000000c r4:0000000c

 2516 16:20:57.554638  [   82.916799] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2517 16:20:57.554987  [   82.924388] Exception stack(0xc62effa8 to 0xc62efff0)

 2518 16:20:57.555305  [   82.929467] ffa0:                   0000000c 0000000c 00000001 b6e01000 0000000c 00000000

 2519 16:20:57.555612  [   82.937673] ffc0: 0000000c 0000000c b6f48e00 00000004 00000001 00000000 00020000 becd7ac4

 2520 16:20:57.555914  [   82.945872] ffe0: 00000004 becd77f8 b6eb2d8f b6e397e6

 2521 16:20:57.597511  [   82.950952] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2522 16:20:57.597751  [   82.957077] ---[ end trace fff92107256d9efd ]---

 2523 16:20:57.597930   81.991618]  r9:c07e0568 r8:c64f7f60 r7:c2815800 r6:b6e09000 r5:c5a98b40 r4:00000000

 2524 16:20:57.598041  # [   82.001273] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2525 16:20:57.598201  # [   82.010488]  r10:00000004 r9:00000000 r8:00000000 r7:b6e09000 r6:c64f6000 r5:c5a98b40

 2526 16:20:57.598277  # [   82.020220]  r4:c5a98b40

 2527 16:20:57.598391  # [   82.022765] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2528 16:20:57.641467  # [   82.029909]  r9:c64f6000 r8:c03002e4 r7:00000004 r6:b6f50e00 r5:0000000d r4:0000000d

 2529 16:20:57.641556  # [   82.037662] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2530 16:20:57.641627  # [   82.045235] Exception stack(0xc64f7fa8 to 0xc64f7ff0)

 2531 16:20:57.641697  # [   82.050295] 7fa0:                   0000000d 0000000d 00000001 b6e09000 0000000d 00000000

 2532 16:20:57.641763  # [   82.058482] 7fc0: 0000000d 0000000d b6f50e00 00000004 00000001 00000000 00020000 beb60ac4

 2533 16:20:57.641826  # [   82.066665] 7fe0: 00000004 beb607f8 b6ebad8f b6e417e6

 2534 16:20:57.685705  # [   82.071729] Code: bad PC value

 2535 16:20:57.686183  # [   82.074866] ---[ end trace fff92107256d9efc ]---

 2536 16:20:57.686497  # EXEC_VMALLOC: missing 'call trace:': [FAIL]

 2537 16:20:57.686827  not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1

 2538 16:20:57.687155  # selftests: lkdtm: EXEC_RODATA.sh

 2539 16:20:57.687492  # Segmentation fault

 2540 16:20:57.687852  # [   82.542106] lkdtm: Performing direct entry EXEC_RODATA

 2541 16:20:57.688309  # [   82.549312] lkdtm: attempting ok execution at c0c553ec

 2542 16:20:57.688776  # [   82.557337] lkdtm: attempting bad execution at c15e9044

 2543 16:20:57.689233  # [   82.565502] 8<--- cut here ---

 2544 16:20:57.733455  # [   82.571346] Unable to handle kernel paging request at virtual address c15e9044

 2545 16:20:57.733547  # [   82.578596] pgd = 8668116b

 2546 16:20:57.733618  # [   82.581329] [c15e9044] *pgd=1141941e(bad)

 2547 16:20:57.733685  # [   82.585400] Internal error: Oops: 8000000d [#7] SMP ARM

 2548 16:20:57.777443  # [   82.590649] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2549 16:20:57.777533  # [   82.619945] CPU: 0 PID: 1990 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2550 16:20:57.777605  # [   82.627710] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2551 16:20:57.777669  # [   82.634278] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2552 16:20:57.777734  # [   82.639370] LR is at execute_location+0xa4/0xb4

 2553 16:20:57.777803  # [   82.643924] pc : [<c15e9044>]    lr : [<c13883d8>]    psr: 600e0013

 2554 16:20:57.777903  # [   82.650213] sp : c62efe38  ip : c62efd40  fp : c62efe54

 2555 16:20:57.777995  # [   82.655457] r10: 0000000c  r9 : c1accfd8  r8 : c15e8da8

 2556 16:20:57.821951  # [   82.660703] r7 : c62eff60  r6 : 00000000  r5 : c15e9044  r4 : c0c553ec

 2557 16:20:57.822444  # [   82.667252] r3 : fd2de737  r2 : fd2de737  r1 : ef7815e0  r0 : 0000002b

 2558 16:20:57.822791  # [   82.673807] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2559 16:20:57.823108  # [   82.680964] Control: 10c5387d  Table: 1645c04a  DAC: 00000051

 2560 16:20:57.823451  # [   82.686732] Process cat (pid: 1990, stack limit = 0xd49e0bc8)

 2561 16:20:57.823793  # [   82.692502] Stack: (0xc62efe38 to 0xc62f0000)

 2562 16:20:57.869613  # [   82.696885] fe20:                                                       00000023 c67b7000

 2563 16:20:57.869833  # [   82.705093] fe40: 0000000c c62eff60 c62efe64 c62efe58 c13885c0 c1388340 c62efe74 c62efe68

 2564 16:20:57.869950  # [   82.713299] fe60: c0c5467c c13885a8 c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c5c80500

 2565 16:20:57.870058  # [   82.721507] fe80: b6e01000 0000000c c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 2566 16:20:57.870161  # [   82.729713] fea0: 00000000 c5c80500 b6e01000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 2567 16:20:57.913791  # [   82.737920] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 2568 16:20:57.914313  # [   82.746126] fee0: b6e01000 00020000 00000004 0000000c 0001fff4 c62efee0 00000001 b6e00000

 2569 16:20:57.914742  # [   82.754330] ff00: c5c2a8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2570 16:20:57.915071  # [   82.762539] ff20: 00000000 00000000 c139d890 fd2de737 c205dcc0 c5c80500 c5c80500 c62ee000

 2571 16:20:57.915379  # [   82.770746] ff40: b6e01000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 2572 16:20:57.915681  # [   82.778951] ff60: 00000000 00000000 c62effac fd2de737 0000000c 0000000c b6f48e00 00000004

 2573 16:20:57.957961  # [   82.787158] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 2574 16:20:57.958486  # [   82.795364] ffa0: c03000c0 c059b248 0000000c 0000000c 00000001 b6e01000 0000000c 00000000

 2575 16:20:57.958840  # [   82.803571] ffc0: 0000000c 0000000c b6f48e00 00000004 00000001 00000000 00020000 becd7ac4

 2576 16:20:57.959159  # [   82.811776] ffe0: 00000004 becd77f8 b6eb2d8f b6e397e6 800e0030 00000001 00000000 00000000

 2577 16:20:57.959461  # [   82.819970] Backtrace: 

 2578 16:20:58.001833  # [   82.822473] [<c1388334>] (execute_location) from [<c13885c0>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2579 16:20:58.002435  # [   82.830857]  r7:c62eff60 r6:0000000c r5:c67b7000 r4:00000023

 2580 16:20:58.002797  # [   82.836556] [<c138859c>] (lkdtm_EXEC_RODATA) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2581 16:20:58.003122  # [   82.844857] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2582 16:20:58.003434  # [   82.852902] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2583 16:20:58.003734  # [   82.860853]  r9:c62eff60 r8:c309cf00 r7:0000000c r6:b6e01000 r5:c5c80500 r4:c0c54a5c

 2584 16:20:58.046033  # [   82.868638] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2585 16:20:58.046558  # [   82.876498]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6e01000 r5:c5c80500 r4:00000000

 2586 16:20:58.046902  # [   82.884275] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2587 16:20:58.047220  # [   82.891440]  r10:00000004 r9:00000000 r8:00000000 r7:b6e01000 r6:c62ee000 r5:c5c80500

 2588 16:20:58.047523  # [   82.899289]  r4:c5c80500

 2589 16:20:58.047818  # [   82.901856] [<c059b150>] (k[   83.414453] lkdtm: Performing direct entry EXEC_USERSPACE

 2590 16:20:58.089973  sys_write) from [<c059b254>] (sys[   83.422321] lkdtm: attempting ok execution at c0c553ec

 2591 16:20:58.090499  _write+0x18/0x1c)

 2592 16:20:58.090846  # [   82.90902[   83.430435] lkdtm: attempting bad execution at b6fa9000

 2593 16:20:58.091170  0]  r9:c62ee000 r8:c03002e4 r7:00[   83.438446] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fa9000

 2594 16:20:58.091487  [   83.448401] Internal error: : b [#8] SMP ARM

 2595 16:20:58.133949  [   83.452679] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2596 16:20:58.134487  [   83.481715] CPU: 0 PID: 2066 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2597 16:20:58.134836  [   83.489463] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2598 16:20:58.135150  [   83.496000] PC is at 0xb6fa9000

 2599 16:20:58.135453  [   83.499154] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2600 16:20:58.135754  [   83.504036] pc : [<b6fa9000>]    lr : [<c0c55540>]    psr: 600e0013

 2601 16:20:58.177880  [   83.510307] sp : c62e9e48  ip : c62e9d50  fp : c62e9e64

 2602 16:20:58.178406  [   83.515536] r10: 0000000f  r9 : c1accfe4  r8 : c15e8da8

 2603 16:20:58.178753  [   83.520766] r7 : c62e9f60  r6 : 0000000f  r5 : c5b86000  r4 : b6fa9000

 2604 16:20:58.179071  [   83.527297] r3 : 2ce758ec  r2 : 2ce758ec  r1 : ef7815e0  r0 : 0000002b

 2605 16:20:58.179379  [   83.533831] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2606 16:20:58.179679  [   83.540970] Control: 10c5387d  Table: 1472004a  DAC: 00000051

 2607 16:20:58.179968  [   83.546722] Process cat (pid: 2066, stack limit = 0x0a8640fa)

 2608 16:20:58.180256  [   83.552474] Stack: (0xc62e9e48 to 0xc62ea000)

 2609 16:20:58.222075  [   83.556840] 9e40:                   00000001 00000000 0000000f 00000024 c62e9e74 c62e9e68

 2610 16:20:58.222597  [   83.565024] 9e60: c0c5467c c0c55488 c62e9e9c c62e9e78 c0c54b7c c0c5465c c0c54a5c c62d37c0

 2611 16:20:58.222941  [   83.573208] 9e80: b6e63000 0000000f c309cf00 c62e9f60 c62e9ec4 c62e9ea0 c07e05cc c0c54a68

 2612 16:20:58.223255  [   83.581392] 9ea0: 00000000 c62d37c0 b6e63000 c2815800 c62e9f60 c07e0568 c62e9f5c c62e9ec8

 2613 16:20:58.223558  [   83.589578] 9ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62e8000

 2614 16:20:58.266039  [   83.597761] 9ee0: b6e63000 00020000 00000004 0000000f 0001fff1 c62e9ee0 00000001 b6e62000

 2615 16:20:58.266562  [   83.605945] 9f00: c5c2b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2616 16:20:58.266907  [   83.614129] 9f20: 00000000 00000000 c139d890 2ce758ec c205dcc0 c62d37c0 c62d37c0 c62e8000

 2617 16:20:58.267222  [   83.622314] 9f40: b6e63000 00000000 00000000 00000004 c62e9f94 c62e9f60 c059b1c4 c059ab18

 2618 16:20:58.267526  [   83.630498] 9f60: 00000000 00000000 c62e9fac 2ce758ec 0000000f 0000000f b6faae00 00000004

 2619 16:20:58.309928  [   83.638683] 9f80: c03002e4 c62e8000 c62e9fa4 c62e9f98 c059b254 c059b15c 00000000 c62e9fa8

 2620 16:20:58.310457  [   83.646866] 9fa0: c03000c0 c059b248 0000000f 0000000f 00000001 b6e63000 0000000f 00000000

 2621 16:20:58.310812  [   83.655051] 9fc0: 0000000f 0000000f b6faae00 00000004 00000001 00000000 00020000 beacaac4

 2622 16:20:58.311130  [   83.663234] 9fe0: 00000004 beaca7f8 b6f14d8f b6e9b7e6 800e0030 00000001 00000000 00000000

 2623 16:20:58.311434  [   83.671414] Backtrace: 

 2624 16:20:58.311729  [   83.673877] [<c0c5547c>] (lkdtm_EXEC_USERSPACE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2625 16:20:58.312024  [   83.682407]  r4:00000024

 2626 16:20:58.353885  [   83.684951] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2627 16:20:58.354410  [   83.692972] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2628 16:20:58.354760  [   83.700898]  r9:c62e9f60 r8:c309cf00 r7:0000000f r6:b6e63000 r5:c62d37c0 r4:c0c54a5c

 2629 16:20:58.355078  [   83.708659] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2630 16:20:58.355383  [   83.716496]  r9:c07e0568 r8:c62e9f60 r7:c2815800 r6:b6e63000 r5:c62d37c0 r4:00000000

 2631 16:20:58.397699  [   83.724247] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2632 16:20:58.398299  [   83.731390]  r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c62e8000 r5:c62d37c0

 2633 16:20:58.398691  [   83.739223]  r4:c62d37c0

 2634 16:20:58.399050  [   83.741767] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2635 16:20:58.399379  [   83.748910]  r9:c62e8000 r8:c03002e4 r7:00000004 r6:b6faae00 r5:0000000f r4:0000000f

 2636 16:20:58.399686  [   83.756663] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2637 16:20:58.400074  [   83.764237] Exception stack(0xc62e9fa8 to 0xc62e9ff0)

 2638 16:20:58.441746  [   83.769296] 9fa0:                   0000000f 0000000f 00000001 b6e63000 0000000f 00000000

 2639 16:20:58.442382  [   83.777480] 9fc0: 0000000f 0000000f b6faae00 00000004 00000001 00000000 00020000 beacaac4

 2640 16:20:58.442950  [   83.785662] 9fe0: 00000004 beaca7f8 b6f14d8f b6e9b7e6

 2641 16:20:58.443476  [   83.790724] Code: bad PC value

 2642 16:20:58.443938  [   83.793789] ---[ end trace fff92107256d9efe ]---

 2643 16:20:58.444414  000004 r6:b6f48e00 r5:0000000c r4:0000000c

 2644 16:20:58.444925  # [   82.916799] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2645 16:20:58.445463  # [   82.924388] Exception stack(0xc62effa8 to 0xc62efff0)

 2646 16:20:58.485449  # [   82.929467] ffa0:                   0000000c 0000000c 00000001 b6e01000 0000000c 00000000

 2647 16:20:58.485546  # [   82.937673] ffc0: 0000000c 0000000c b6f48e00 00000004 00000001 00000000 00020000 becd7ac4

 2648 16:20:58.485621  # [   82.945872] ffe0: 00000004 becd77f8 b6eb2d8f b6e397e6

 2649 16:20:58.485695  # [   82.950952] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2650 16:20:58.485770  # [   82.957077] ---[ end trace fff92107256d9efd ]---

 2651 16:20:58.485835  # EXEC_RODATA: missing 'call trace:': [FAIL]

 2652 16:20:58.485898  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1

 2653 16:20:58.485972  # selftests: lkdtm: EXEC_USERSPACE.sh

 2654 16:20:58.486034  # Segmentation fault

 2655 16:20:58.544565  # [   83.414453] lkdtm: Performing direct entry EXEC_USERSPACE

 2656 16:20:58.544725  # [   83.422321] lkdtm: attempting ok execution at c0c553ec

 2657 16:20:58.544833  # [   83.430435] lkdtm: attempting bad execution at b6fa9000

 2658 16:20:58.544934  # [   83.438446] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fa9000

 2659 16:20:58.545039  # [   83.448401] Internal error: : b [#8] SMP ARM

 2660 16:20:58.587537  # [   83.452679] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2661 16:20:58.587658  # [   83.481715] CPU: 0 PID: 2066 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2662 16:20:58.587764  # [   83.489463] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2663 16:20:58.587866  # [   83.496000] PC is at 0xb6fa9000

 2664 16:20:58.588021  # [   83.499154] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2665 16:20:58.630821  # [   83.504036] pc : [<b6fa9000>]    lr : [<c0c55540>]    psr: 600e0013

 2666 16:20:58.631054  # [   83.510307] sp : c62e9e48  ip : c62e9d50  fp : c62e9e64

 2667 16:20:58.631198  # [   83.515536] r10: 0000000f  r9 : c1accfe4  r8 : c15e8da8

 2668 16:20:58.631314  # [   83.520766] r7 : c62e9f60  r6 : 0000000f  r5 : c5b86000  r4 : b6fa9000

 2669 16:20:58.631424  # [   83.527297] r3 : 2ce758ec  r2 : 2ce758ec  r1 : ef7815e0  r0 : 0000002b

 2670 16:20:58.631533  # [   83.533831] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2671 16:20:58.631635  # [   83.540970] Control: 10c5387d  Table: 1472004a  DAC: 00000051

 2672 16:20:58.674353  # [   83.546722] Process cat (pid: 2066, stack limit = 0x0a8640fa)

 2673 16:20:58.674939  # [   83.552474] Stack: (0xc62e9e48 to 0xc62ea000)

 2674 16:20:58.675425  # [   83.556840] 9e40:                   00000001 00000000 0000000f 00000024 c62e9e74 c62e9e68

 2675 16:20:58.675930  # [   83.565024] 9e60: c0c5467c c0c55488 c62e9e9c c62e9e78 c0c54b7c c0c5465c c0c54a5c c62d37c0

 2676 16:20:58.676402  # [   83.573208] 9e80: b6e63000 0000000f c309cf00 c62e9f60 c62e9ec4 c62e9ea0 c07e05cc c0c54a68

 2677 16:20:58.676849  # [   83.581392] 9ea0: 00000000 c62d37c0 b6e63000 c2815800 c62e9f60 c07e0568 c62e9f5c c62e9ec8

 2678 16:20:58.721815  # [   83.589578] 9ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62e8000

 2679 16:20:58.722345  # [   83.597761] 9ee0: b6e63000 00020000 00000004 0000000f 0001fff1 c62e9ee0 00000001 b6e62000

 2680 16:20:58.722698  # [   83.605945] 9f00: c5c2b900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2681 16:20:58.723012  # [   83.614129] 9f20: 00000000 00000000 c139d890 2ce758ec c205dcc0 c62d37c0 c62d37c0 c62e8000

 2682 16:20:58.723315  # [   83.622314] 9f40: b6e63000 00000000 00000000 00000004 c62e9f94 c62e9f60 c059b1c4 c059ab18

 2683 16:20:58.765780  # [   83.630498] 9f60: 00000000 00000000 c62e9fac 2ce758ec 0000000f 0000000f b6faae00 00000004

 2684 16:20:58.766297  # [   83.638683] 9f80: c03002e4 c62e8000 c62e9fa4 c62e9f98 c059b254 c059b15c 00000000 c62e9fa8

 2685 16:20:58.766637  # [   83.646866] 9fa0: c03000c0 c059b248 0000000f 0000000f 00000001 b6e63000 0000000f 00000000

 2686 16:20:58.766953  # [   83.655051] 9fc0: 0000000f 0000000f b6faae00 00000004 00000001 00000000 00020000 beacaac4

 2687 16:20:58.767294  # [   83.663234] 9fe0: 00000004 beaca7f8 b6f14d8f b6e9b7e6 800e0030 00000001 00000000 00000000

 2688 16:20:58.767634  # [   83.671414] Backtrace: 

 2689 16:20:58.809940  # [   83.673877] [<c0c5547c>] (lkdtm_EXEC_USERSPACE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2690 16:20:58.810467  # [   83.682407]  r4:00000024

 2691 16:20:58.810807  # [   83.684951] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2692 16:20:58.811131  # [   83.692972] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2693 16:20:58.811434  # [   83.700898]  r9:c62e9f60 r8:c309cf00 r7:0000000f r6:b6e63000 r5:c62d37c0 r4:c0c54a5c

 2694 16:20:58.811735  # [   83.708659] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2695 16:20:58.853731  # [   83.716496]  r9:c07e0568 r8:c62e9f60 r7:c2815800 r6:b6e63000 r5:c62d37c0 r4:00000000

 2696 16:20:58.854242  # [   83.724247] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2697 16:20:58.854584  # [   83.731390]  r10:00000004 r9:00000000 r8:00000000 r7:b6e63000 r6:c62e8000 r5:c62d37c0

 2698 16:20:58.854902  # [   83.739223]  r4:c62d37c0

 2699 16:20:58.855205  # [   83.741767] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2700 16:20:58.855505  # [   83.748910]  r9:c62e8000 r8:c03002e4 r7:00000004 r6:b6faae00 r5:0000000f r4:0000000f

 2701 16:20:58.901423  # [   83.756663] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2702 16:20:58.901624  # [   83.764237] Exception stack(0xc62e9fa8 to 0xc62e9ff0)

 2703 16:20:58.901712  # [   83.769296] 9fa0:                   0000000f 0000000f 00000001 b[   84.265840] lkdtm: Performing direct entry EXEC_NULL

 2704 16:20:58.901787  6e63000 0000000f 00[0 0 0 08040.

 2705 16:20:58.901872  73052] lkdtm: attempting ok execution at c0c553ec

 2706 16:20:58.901945  

 2707 16:20:58.902013  # [   83.777480] 9fc0: 0000000f [   84.280471] lkdtm: attempting bad execution at 00000000

 2708 16:20:58.902081  0000000f b6faae00 00000004 000000[   84.288532] 8<--- cut here ---

 2709 16:20:58.902149  01 00000000 00020000 beacaac4

 2710 16:20:58.945844  # [   84.294398] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2711 16:20:58.946336  [   83.785662] 9fe0: 00000004 bea[   84.305545] pgd = 1a5d73ef

 2712 16:20:58.946689  ca7f8 b6f14d8f b6e9b7e6

 2713 16:20:58.947005  # [   83[   84.310980] [00000000] *pgd=00000000

 2714 16:20:58.947307  .790724] Code: bad PC value

 2715 16:20:58.947609  # [ [   84.317430] Internal error: Oops: 80000005 [#9] SMP ARM

 2716 16:20:58.989953    83.793789] ---[ end trace fff92[   84.325456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2717 16:20:58.990493  107256d9efe ]---

 2718 16:20:58.990844  [#   E X8E4C._357159] CPU: 1 PID: 2137 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2719 16:20:58.991168  SERSPACE: [m i s s8i4n.g3 6'70c6a] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2720 16:20:58.991475  ll trace:': [FAIL][

 2721 16:20:58.991767   

 2722 16:20:58.992055   n o8t4 .o375335] PC is at 0x0

 2723 16:20:59.034025   35 selftests: lkdtm: EXEC_U[S E  84.380044] LR is at execute_location+0xa4/0xb4

 2724 16:20:59.034551  SPACE.sh #[  e x i8t4=.13

 2725 16:20:59.034898  8

 2726 16:20:59.035216  7#1 65] pc : [<00000000>]    lr : [<c13883d8>]    psr: 600e0013

 2727 16:20:59.035531  elftests:[  l k d8t4m.3:9 5E2X5E4] sp : c5b4be38  ip : c5b4bd40  fp : c5b4be54

 2728 16:20:59.035829  _NULL.sh[

 2729 16:20:59.036118   

 2730 16:20:59.036405    84.402211] r10: 0000000a  r9 : c1accff4  r8 : c15e8da8

 2731 16:20:59.036691  [   84.408302] r7 : c5b4bf60  r6 : 00000000  r5 : 00000000  r4 : c0c553ec

 2732 16:20:59.036980  [   84.414833] r3 : 8b8d6c23  r2 : 8b8d6c23  r1 : ef7965e0  r0 : 0000002b

 2733 16:20:59.077972  [   84.421367] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2734 16:20:59.078496  [   84.428507] Control: 10c5387d  Table: 147c404a  DAC: 00000051

 2735 16:20:59.078843  [   84.434261] Process cat (pid: 2137, stack limit = 0xb747e996)

 2736 16:20:59.079154  [   84.440013] Stack: (0xc5b4be38 to 0xc5b4c000)

 2737 16:20:59.079456  [   84.444377] be20:                                                       00000025 c5d9b000

 2738 16:20:59.079773  [   84.452564] be40: 0000000a c5b4bf60 c5b4be64 c5b4be58 c13885e4 c1388340 c5b4be74 c5b4be68

 2739 16:20:59.080076  [   84.460750] be60: c0c5467c c13885d0 c5b4be9c c5b4be78 c0c54b7c c0c5465c c0c54a5c c5a7b400

 2740 16:20:59.122023  [   84.468933] be80: b6df1000 0000000a c309cf00 c5b4bf60 c5b4bec4 c5b4bea0 c07e05cc c0c54a68

 2741 16:20:59.122547  [   84.477117] bea0: 00000000 c5a7b400 b6df1000 c2815800 c5b4bf60 c07e0568 c5b4bf5c c5b4bec8

 2742 16:20:59.122899  [   84.485302] bec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c5946164 c059b1c4 c5b4a000

 2743 16:20:59.123218  [   84.493486] bee0: b6df1000 00020000 00000004 0000000a 0001fff6 c5b4bee0 00000001 00000805

 2744 16:20:59.123523  [   84.501671] bf00: c62d23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2745 16:20:59.166066  [   84.509856] bf20: 00000000 00000000 c5b4a000 8b8d6c23 b6df0000 c5a7b400 c5a7b400 c5b4a000

 2746 16:20:59.166591  [   84.518042] bf40: b6df1000 00000000 00000000 00000004 c5b4bf94 c5b4bf60 c059b1c4 c059ab18

 2747 16:20:59.166936  [   84.526229] bf60: 00000000 00000000 c5b4bfac 8b8d6c23 0000000a 0000000a b6f38e00 00000004

 2748 16:20:59.167254  [   84.534413] bf80: c03002e4 c5b4a000 c5b4bfa4 c5b4bf98 c059b254 c059b15c 00000000 c5b4bfa8

 2749 16:20:59.167558  [   84.542598] bfa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6df1000 0000000a 00000000

 2750 16:20:59.210066  [   84.550784] bfc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 bedceac4

 2751 16:20:59.210593  [   84.558968] bfe0: 00000004 bedce7f8 b6ea2d8f b6e297e6 800e0030 00000001 00000000 00000000

 2752 16:20:59.210936  [   84.567147] Backtrace: 

 2753 16:20:59.211253  [   84.569614] [<c1388334>] (execute_location) from [<c13885e4>] (lkdtm_EXEC_NULL+0x20/0x24)

 2754 16:20:59.211557  [   84.577800]  r7:c5b4bf60 r6:0000000a r5:c5d9b000 r4:00000025

 2755 16:20:59.211855  [   84.583471] [<c13885c4>] (lkdtm_EXEC_NULL) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2756 16:20:59.212148  [   84.591571] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2757 16:20:59.254019  [   84.599590] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2758 16:20:59.254542  [   84.607517]  r9:c5b4bf60 r8:c309cf00 r7:0000000a r6:b6df1000 r5:c5a7b400 r4:c0c54a5c

 2759 16:20:59.254890  [   84.615275] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2760 16:20:59.255208  [   84.623114]  r9:c07e0568 r8:c5b4bf60 r7:c2815800 r6:b6df1000 r5:c5a7b400 r4:00000000

 2761 16:20:59.255511  [   84.630866] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2762 16:20:59.297834  [   84.638008]  r10:00000004 r9:00000000 r8:00000000 r7:b6df1000 r6:c5b4a000 r5:c5a7b400

 2763 16:20:59.298357  [   84.645841]  r4:c5a7b400

 2764 16:20:59.298814  [   84.648384] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2765 16:20:59.299228  [   84.655527]  r9:c5b4a000 r8:c03002e4 r7:00000004 r6:b6f38e00 r5:0000000a r4:0000000a

 2766 16:20:59.299621  [   84.663281] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2767 16:20:59.300006  [   84.670854] Exception stack(0xc5b4bfa8 to 0xc5b4bff0)

 2768 16:20:59.300385  [   84.675913] bfa0:                   0000000a 0000000a 00000001 b6df1000 0000000a 00000000

 2769 16:20:59.345419  [   84.684096] bfc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 bedceac4

 2770 16:20:59.345511  [   84.692278] bfe0: 00000004 bedce7f8 b6ea2d8f b6e297e6

 2771 16:20:59.345590  [   84.697340] Code: bad PC value

 2772 16:20:59.345658  [   84.700480] ---[ end trace fff92107256d9eff ]---

 2773 16:20:59.345724  # Segmentation fault

 2774 16:20:59.448572  # [   84.265840] lkdtm: Performing direct entry EXEC_NULL

 2775 16:20:59.448760  # [   84.273052] lkdtm: attempting ok execution at c0c553ec

 2776 16:20:59.448864  # [   84.280471] lkdtm: attempting bad execution at 00000000

 2777 16:20:59.448963  # [   84.288532] 8<--- cut here ---

 2778 16:20:59.449061  # [   84.294398] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2779 16:20:59.449157  # [   84.305545] pgd = 1a5d73ef

 2780 16:20:59.449252  # [   84.310980] [00000000] *pgd=00000000

 2781 16:20:59.449384  # [   84.317430] Internal error: Oops: 80000005 [#9] SMP ARM

 2782 16:20:59.492292  # [   84.325456] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2783 16:20:59.492797  # [   84.357159] CPU: 1 PID: 2137 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2784 16:20:59.493118  # [   84.367067] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2785 16:20:59.493459  # [   84.375335] PC is at 0x0

 2786 16:20:59.535298  # [   84.380044] LR is at execute_location+0xa4/0xb4

 2787 16:20:59.535819  # [   84.387165] pc : [<00000000>]    lr : [<c13883d8>]    psr: 600e0013

 2788 16:20:59.536163  # [   84.395254] sp : c5b4be38  ip : c5b4bd40  fp : c5b4be54

 2789 16:20:59.536479  # [   84.402211] r10: 0000000a  r9 : c1accff4  r8 : c15e8da8

 2790 16:20:59.536785  # [   84.408302] r7 : c5b4bf60  r6 : 00000000  r5 : 00000000  r4 : c0c553ec

 2791 16:20:59.537081  # [   84.414833] r3 : 8b8d6c23  r2 : 8b8d6c23  r1 : ef7965e0  r0 : 0000002b

 2792 16:20:59.537423  # [   84.421367] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2793 16:20:59.578060  # [   84.428507] Control: 10c5387d  Table: 147c404a  DAC: 00000051

 2794 16:20:59.578679  # [   84.434261] Process cat (pid: 2137, stack limit = 0xb747e996)

 2795 16:20:59.579163  # [   84.440013] Stack: (0xc5b4be38 to 0xc5b4c000)

 2796 16:20:59.579674  # [   84.444377] be20:                                                       00000025 c5d9b000

 2797 16:20:59.580121  # [   84.452564] be40: 0000000a c5b4bf60 c5b4be64 c5b4be58 c13885e4 c1388340 c5b4be74 c5b4be68

 2798 16:20:59.580538  # [   84.460750] be60: c0c5467c c13885d0 c5b4be9c c5b4be78 c0c54b7c c0c5465c c0c54a5c c5a7b400

 2799 16:20:59.625846  # [   84.468933] be80: b6df1000 0000000a c309cf00 c5b4bf60 c5b4bec4 c5b4bea0 c07e05cc c0c54a68

 2800 16:20:59.626388  # [   84.477117] bea0: 00000000 c5a7b400 b6df1000 c2815800 c5b4bf60 c07e0568 c5b4bf5c c5b4bec8

 2801 16:20:59.626799  # [   84.485302] bec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c5946164 c059b1c4 c5b4a000

 2802 16:20:59.627126  # [   84.493486] bee0: b6df1000 00020000 00000004 0000000a 0001fff6 c5b4bee0 00000001 00000805

 2803 16:20:59.627502  # [   84.501671] bf00: c62d23c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2804 16:20:59.673971  # [   84.509856] bf20: 00000000 00000000 c5b4a000 8b8d6c23 b6df0000 c5a7b400 c5a7b400 c5b4a000

 2805 16:20:59.674499  # [   84.518042] bf40: b6df1000 00000000 00000000 00000004 c5b4bf94 c5b4bf60 c059b1c4 c059ab18

 2806 16:20:59.674848  # [   84.526229] bf60: 00000000 00000000 c5b4bfac 8b8d6c23 0000000a 0000000a b6f38e00 00000004

 2807 16:20:59.675169  # [   84.534413] bf80: c03002e4 c5b4a000 c5b4bfa4 c5b4bf98 c059b254 c059b15c 00000000 c5b4bfa8

 2808 16:20:59.675475  # [   84.542598] bfa0: c03000c0 c059b248 0000000a 0000000a 00000001 b6df1000 0000000a 00000000

 2809 16:20:59.717820  # [   84.550784] bfc0: 0000000a 0000000a b6f38e00 00000004 00000001 00000000 00020000 bedceac4

 2810 16:20:59.718347  # [   84.558968] bfe0: 00000004 bedce7f8 b6ea2d8f b6e297e6 800e0030 00000001 00000000 00000000

 2811 16:20:59.718723  # [   84.567147] Backtrace: 

 2812 16:20:59.719076  # [   84.569614] [<c1388334>] (execute_location) from [<c13885e4>] (lkdtm_EXEC_NULL+0x20/0x24)

 2813 16:20:59.719415  # [   84.577800]  r7:c5b4bf60 r6:0000000a r5:c5d9b000 r4:00000025

 2814 16:20:59.719750  # [   84.583471] [<c13885c4>] (lkdtm_EXEC_NULL) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2815 16:20:59.761944  # [   84.591571] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2816 16:20:59.762469  # [   84.599590] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2817 16:20:59.762812  # [   84.607517]  r9:c5b4bf60 r8:c309cf00 r7:0000000a r6:b6df1000 r5:c5a7b400 r4:c0c54a5c

 2818 16:20:59.763127  # [   84.615275] [<c07[   85.134242] lkdtm: Performing direct entry ACCESS_USERSPACE

 2819 16:20:59.763429  e0568>] (full_proxy_write) from [[   85.141563] lkdtm: attempting bad read at b6f0c000

 2820 16:20:59.763729  <c059ac18>] (vfs_write+0x10c/0x53[   85.148994] 8<--- cut here ---

 2821 16:20:59.764020  c)

 2822 16:20:59.805957  # [   84.623114] [  r 9 :8c50154845] Unhandled fault: page domain fault (0x01b) at 0xb6f0c000

 2823 16:20:59.806483  7e0568 r8:c5b4bf60 r7:c28[1 5 8 05.163459] pgd = a54449e3

 2824 16:20:59.806838  0 r6:b6df1000 r5:c5a7b400 r4:0000[   85.168600] [b6f0c000] *pgd=4957e831

 2825 16:20:59.807163  0000

 2826 16:20:59.807470  # [   84.630866] [<c059ab0c[   85.175046] Internal error: : 1b [#10] SMP ARM

 2827 16:20:59.850032  >] (vfs_write) from [<c059b1c4>] [   85.182345] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2828 16:20:59.850573  (ksys_write+0x74/0xec)

 2829 16:20:59.850915  # [   84.[   85.214058] CPU: 1 PID: 2213 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2830 16:20:59.851240  638008]  r10:00000004 r9[: 0 0 085.224651] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2831 16:20:59.851556  0000 r8:00000000 r7:b6df1000 r6:c[   85.233628] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2832 16:20:59.851867  5b4a000 r5:c5a7b400

 2833 16:20:59.894030  # [   84.645[   85.241720] LR is at __irq_work_queue_local+0x40/0x74

 2834 16:20:59.894549  841]  r4:c5a7b400

 2835 16:20:59.894896  # [   84.[6 4  85.249615] pc : [<c0c55664>]    lr : [<c049d9c4>]    psr: 600e0013

 2836 16:20:59.895215  384] [<c059b150>] (ksy[s _ w r8i5.258481] sp : c62efe38  ip : c62efd40  fp : c62efe64

 2837 16:20:59.895527  e) from [<c059b254>] (sys[_ w r i5.266049] r10: 00000011  r9 : c1acd000  r8 : c15e8da8

 2838 16:20:59.895825  te+0x18/0x1c)

 2839 16:20:59.896116  # [   84.6[5  5 585.273702] r7 : c62eff60  r6 : 00000051  r5 : c62ee000  r4 : b6f0c000

 2840 16:20:59.938034  7]  r9:c5b4a000 r8:c03002e4 [r  785.282662] r3 : 7abf8c66  r2 : 7abf8c66  r1 : ef7965e0  r0 : 00000026

 2841 16:20:59.938565  :00000004 r6:b6f38e00 r5:000000[   85.291707] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2842 16:20:59.938917  a r4:0000000a

 2843 16:20:59.939232  # [   84.6632[8 1  85.301529] Control: 10c5387d  Table: 147e004a  DAC: 00000051

 2844 16:20:59.939539   [<c059b23c>] (sys_write) from [[   85.309881] Process cat (pid: 2213, stack limit = 0xd49e0bc8)

 2845 16:20:59.939841  c03000c0>] (ret_fast_syscall+[0 x 85.318400] Stack: (0xc62efe38 to 0xc62f0000)

 2846 16:20:59.940136  0/0x28)

 2847 16:20:59.982051  # [   84.670854] Except[   85.325363] fe20:                                                       00000022 00000000

 2848 16:20:59.982580  on stack(0xc5b4bfa8 to 0xc5b4bff0[   85.336322] fe40: 00000000 7abf8c66 c62efe6c 00000026 c5d82000 00000011 c62efe74 c62efe68

 2849 16:20:59.982934  )

 2850 16:20:59.983247  # [   84.675913] bfa0:        [   85.347361] fe60: c0c5467c c0c5555c c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c5a7bb80

 2851 16:20:59.983557             0000000a 0000000a 0000[   85.358400] fe80: b6dc6000 00000011 c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 2852 16:20:59.983861  0001 b6df1000 0000000a 00000000

 2853 16:21:00.025956  [   85.369438] fea0: 00000000 c5a7bb80 b6dc6000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 2854 16:21:00.026481  # [   84.684096] bfc0: 0000000a 0[   85.380478] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 2855 16:21:00.026832  000000a b6f38e00 00000004 0000000[   85.391517] fee0: b6dc6000 00020000 00000004 00000011 0001ffef c62efee0 00000001 b6dc5000

 2856 16:21:00.027158  1 00000000 00020000 bedceac4

 2857 16:21:00.027465  # [[   85.402554] ff00: c627db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2858 16:21:00.069947     84.692278] bfe0: 00000004 bedc[   85.413596] ff20: 00000000 00000000 c139d890 7abf8c66 c205dcc0 c5a7bb80 c5a7bb80 c62ee000

 2859 16:21:00.070474  e7f8 b6ea2d8f b6e297e6

 2860 16:21:00.070820  # [   84.[   85.424634] ff40: b6dc6000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 2861 16:21:00.071139  697340] Code: bad PC value

 2862 16:21:00.071448  # [  [   85.435672] ff60: 00000000 00000000 c62effac 7abf8c66 00000011 00000011 b6f0de00 00000004

 2863 16:21:00.071751   84.700480] ---[ end trace fff921[   85.446714] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 2864 16:21:00.072049  07256d9eff ]---

 2865 16:21:00.114031  # EXEC_NULL: mis[   85.457752] ffa0: c03000c0 c059b248 00000011 00000011 00000001 b6dc6000 00000011 00000000

 2866 16:21:00.114556  sing 'call trace:': [FAIL]

 2867 16:21:00.114903  not o[   85.468795] ffc0: 00000011 00000011 b6f0de00 00000004 00000001 00000000 00020000 bea44ac4

 2868 16:21:00.115226  k 36 selftests: lkdtm: EXEC_NULL.[   85.479832] ffe0: 00000004 bea447f8 b6e77d8f b6dfe7e6 800e0030 00000001 00000000 00000000

 2869 16:21:00.115534  sh # exit=1

 2870 16:21:00.115831  # selftests: lkdtm: [   85.490860] Backtrace: 

 2871 16:21:00.116123  ACCESS_USERSPACE.sh

 2872 16:21:00.157949  [   85.496191] [<c0c55550>] (lkdtm_ACCESS_USERSPACE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2873 16:21:00.158479  [   85.506704]  r6:00000011 r5:c5d82000 r4:00000026

 2874 16:21:00.158827  [   85.511354] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2875 16:21:00.159152  [   85.519398] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2876 16:21:00.159459  [   85.527349]  r9:c62eff60 r8:c309cf00 r7:00000011 r6:b6dc6000 r5:c5a7bb80 r4:c0c54a5c

 2877 16:21:00.159759  [   85.535137] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2878 16:21:00.201986  [   85.542998]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6dc6000 r5:c5a7bb80 r4:00000000

 2879 16:21:00.202506  [   85.550774] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2880 16:21:00.202856  [   85.557938]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc6000 r6:c62ee000 r5:c5a7bb80

 2881 16:21:00.203174  [   85.565786]  r4:c5a7bb80

 2882 16:21:00.203476  [   85.568353] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 2883 16:21:00.203772  [   85.575517]  r9:c62ee000 r8:c03002e4 r7:00000004 r6:b6f0de00 r5:00000011 r4:00000011

 2884 16:21:00.204062  [   85.583296] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2885 16:21:00.249641  [   85.590885] Exception stack(0xc62effa8 to 0xc62efff0)

 2886 16:21:00.249805  [   85.595964] ffa0:                   00000011 00000011 00000001 b6dc6000 00000011 00000000

 2887 16:21:00.249877  [   85.604170] ffc0: 00000011 00000011 b6f0de00 00000004 00000001 00000000 00020000 bea44ac4

 2888 16:21:00.249945  [   85.612370] ffe0: 00000004 bea447f8 b6e77d8f b6dfe7e6

 2889 16:21:00.250009  [   85.617450] Code: e1a01004 e30d0f24 e34c01ac eb1c9fd2 (e5943000) 

 2890 16:21:00.250074  [   85.623577] ---[ end trace fff92107256d9f00 ]---

 2891 16:21:00.250136  # Segmentation fault

 2892 16:21:00.386086  # [   85.134242] lkdtm: Performing direct entry ACCESS_USERSPACE

 2893 16:21:00.386276  # [   85.141563] lkdtm: attempting bad read at b6f0c000

 2894 16:21:00.386382  # [   85.148994] 8<--- cut here ---

 2895 16:21:00.386490  # [   85.154845] Unhandled fault: page domain fault (0x01b) at 0xb6f0c000

 2896 16:21:00.386626  # [   85.163459] pgd = a54449e3

 2897 16:21:00.386724  # [   85.168600] [b6f0c000] *pgd=4957e831

 2898 16:21:00.386819  # [   85.175046] Internal error: : 1b [#10] SMP ARM

 2899 16:21:00.429912  # [   85.182345] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2900 16:21:00.430449  # [   85.214058] CPU: 1 PID: 2213 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2901 16:21:00.430796  # [   85.224651] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2902 16:21:00.431115  # [   85.233628] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2903 16:21:00.431423  # [   85.241720] LR is at __irq_work_queue_local+0x40/0x74

 2904 16:21:00.473730  # [   85.249615] pc : [<c0c55664>]    lr : [<c049d9c4>]    psr: 600e0013

 2905 16:21:00.474301  # [   85.258481] sp : c62efe38  ip : c62efd40  fp : c62efe64

 2906 16:21:00.474652  # [   85.266049] r10: 00000011  r9 : c1acd000  r8 : c15e8da8

 2907 16:21:00.474971  # [   85.273702] r7 : c62eff60  r6 : 00000051  r5 : c62ee000  r4 : b6f0c000

 2908 16:21:00.475275  # [   85.282662] r3 : 7abf8c66  r2 : 7abf8c66  r1 : ef7965e0  r0 : 00000026

 2909 16:21:00.475575  # [   85.291707] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2910 16:21:00.521793  # [   85.301529] Control: 10c5387d  Table: 147e004a  DAC: 00000051

 2911 16:21:00.522312  # [   85.309881] Process cat (pid: 2213, stack limit = 0xd49e0bc8)

 2912 16:21:00.522663  # [   85.318400] Stack: (0xc62efe38 to 0xc62f0000)

 2913 16:21:00.523055  # [   85.325363] fe20:                                                       00000022 00000000

 2914 16:21:00.523386  # [   85.336322] fe40: 00000000 7abf8c66 c62efe6c 00000026 c5d82000 00000011 c62efe74 c62efe68

 2915 16:21:00.523750  # [   85.347361] fe60: c0c5467c c0c5555c c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c5a7bb80

 2916 16:21:00.565806  # [   85.358400] fe80: b6dc6000 00000011 c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 2917 16:21:00.566290  # [   85.369438] fea0: 00000000 c5a7bb80 b6dc6000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 2918 16:21:00.566600  # [   85.380478] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 2919 16:21:00.566884  # [   85.391517] fee0: b6dc6000 00020000 00000004 00000011 0001ffef c62efee0 00000001 b6dc5000

 2920 16:21:00.567160  # [   85.402554] ff00: c627db80 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2921 16:21:00.567427  # [   85.413596] ff20: 00000000 00000000 c139d890 7abf8c66 c205dcc0 c5a7bb80 c5a7bb80 c62ee000

 2922 16:21:00.613800  # [   85.424634] ff40: b6dc6000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 2923 16:21:00.614276  # [   85.435672] ff60: 00000000 00000000 c62effac 7abf8c66 00000011 00000011 b6f0de00 00000004

 2924 16:21:00.614579  # [   85.446714] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 2925 16:21:00.614863  # [   85.457752] ffa0: c03000c0 c059b248 00000011 00000011 00000001 b6dc6000 00000011 00000000

 2926 16:21:00.615130  # [   85.468795] ffc0: 00000011 00000011 b6f0de00 00000004 00000001 00000000 00020000 bea44ac4

 2927 16:21:00.657953  # [   85.479832] ffe0: 00000004 bea447f8 b6e77d8f b6dfe7e6 800e0030 00000001 00000000 00000000

 2928 16:21:00.658468  # [   85.490860] Backtrace: 

 2929 16:21:00.658803  # [   85.496191] [<c0c55550>] (lkdtm_ACCESS_USERSPACE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2930 16:21:00.659118  # [   85.506704]  r6:00000011 r5:c5d82000 r4:00000026

 2931 16:21:00.659416  # [   85.511354] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2932 16:21:00.659713  # [   85.519398] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2933 16:21:00.701648  # [   85.527349]  r9:c62eff60 r8:c309cf00 r7:00000011 r6:b6dc6000 r5:c5a7bb80 r4:c0c54a5c

 2934 16:21:00.702210  # [   85.535137] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2935 16:21:00.702625  # [   85.542998]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6dc6000 r5:c5a7bb80 r4:00000000

 2936 16:21:00.703050  # [   85.550774] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 2937 16:21:00.703503  # [   85.557938]  r10:00000004 r9:00000000 r8:0000000[   86.084688] lkdtm: Performing direct entry ACCESS_NULL

 2938 16:21:00.745725  0 r7:b6dc6000 r6:c62ee000 r5:c5a7[   86.091072] lkdtm: attempting bad read at 00000000

 2939 16:21:00.745913  bb80

 2940 16:21:00.746005  # [   85.565786]  r4:c5a7bb[   86.098717] 8<--- cut here ---

 2941 16:21:00.746090  80

 2942 16:21:00.746173  # [   85.56835[3 ]   [8<6c.0104579] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2943 16:21:00.746255  9b150>] (ksys_write) from [<c059b[   86.114885] pgd = f258b293

 2944 16:21:00.746337  254>] (sys_write+0x18/0x1c)

 2945 16:21:00.746416  # [ [   86.120450] [00000000] *pgd=00000000

 2946 16:21:00.746492    85.575517]  r9:c62ee000 r8:c030[   86.126891] Internal error: Oops: 5 [#11] SMP ARM

 2947 16:21:00.789959  02e4 r7:00000004 r6:b6f0de00 r5:0[   86.134428] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 2948 16:21:00.790505  0000011 r4:00000011[

 2949 16:21:00.790856   

 2950 16:21:00.791172   #  8[6 . 66129] CPU: 3 PID: 2288 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 2951 16:21:00.833874   85.583296][  [ < 8c60.5197b620335] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2952 16:21:00.834405  >] (sys_write) from [<c03000c0>] [   86.184399] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2953 16:21:00.834768  (ret_fast_syscall+0x0/0x28[) 

 2954 16:21:00.835086   

 2955 16:21:00.835391   86.191875] LR is at __irq_work_queue_local+0x40/0x74

 2956 16:21:00.835694   [   85.[5 9 0 88865.]1 9E9x4c3e2] pc : [<c1388610>]    lr : [<c049d9c4>]    psr: 600e0013

 2957 16:21:00.835990  tion s[t a c k8(60.x2c06724e3f2f] sp : c6085e50  ip : c6085d58  fp : c6085e64

 2958 16:21:00.836280  8 to 0xc6[2 e f f8f60.)21

 2959 16:21:00.836574  4

 2960 16:21:00.836865  3#0 6] r10: 0000000c  r9 : c1acd014  r8 : c15e8da8

 2961 16:21:00.878043     85.595[9 6 4 ]8 6f.f2a201:2 6 ] r7 : c6085f60  r6 : 0000000c  r5 : c2f83000  r4 : 00000000

 2962 16:21:00.878572          [       8 6 . 2 2 9050207] r3 : f02e484c  r2 : f02e484c  r1 : ef7c05e0  r0 : 00000026

 2963 16:21:00.878925  0011 000000[1 1   08060.2030707090] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2964 16:21:00.879254   b6dc6000 [0 0 0 08060.1214 607046] Control: 10c5387d  Table: 1671804a  DAC: 00000051

 2965 16:21:00.879563  00000

 2966 16:21:00.879870  # [  [  8 5 .8660.4215740313] Process cat (pid: 2288, stack limit = 0xe8978cae)

 2967 16:21:00.880165   ffc0: 000[0 0 0 1861. 2060109060] Stack: (0xc6085e50 to 0xc6086000)

 2968 16:21:00.922041  011 b6f0de00 0[0 0 0 08060.42 608060] 5e40:                                     00000027 c2f83000 c6085e74 c6085e68

 2969 16:21:00.922578  000001 000000[0 0   08060.220708032] 5e60: c0c5467c c13885f4 c6085e9c c6085e78 c0c54b7c c0c5465c c0c54a5c c6335400

 2970 16:21:00.922939  0 bea44ac4

 2971 16:21:00.923261  [#   [  8 6 .8258.86316] 5e80: b6ddb000 0000000c c309cf00 c6085f60 c6085ec4 c6085ea0 c07e05cc c0c54a68

 2972 16:21:00.923570  2370] ffe0: 0000[0 0 0 846 .b2e9a402] 5ea0: 00000000 c6335400 b6ddb000 c2815800 c6085f60 c07e0568 c6085f5c c6085ec8

 2973 16:21:00.923881  447f8 b6e77d8f [b 6 d f8e67.e360

 2974 16:21:00.965971  572] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c6084000

 2975 16:21:00.966507  

 2976 16:21:00.966848  # [   85.61745[0 ]   C8o6d.e3:1 743] 5ee0: b6ddb000 00020000 00000004 0000000c 0001fff4 c6085ee0 00000001 b6dda000

 2977 16:21:00.967171  e1a01004 e3[0 d 0 f8264. 3e23849c3] 5f00: c5a7b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2978 16:21:00.967475  01ac eb1c9fd2 ([e 5 9 48360.0303)913] 5f20: 00000000 00000000 c139d890 f02e484c c205dcc0 c6335400 c6335400 c6084000

 2979 16:21:00.967780   

 2980 16:21:01.009888  # [   85.6[2 3 5 7876]. 3-4-9-85] 5f40: b6ddb000 00000000 00000000 00000004 c6085f94 c6085f60 c059b1c4 c059ab18

 2981 16:21:01.010410  [ end trace fff[9 2 1 08762.5365d170] 5f60: 00000000 00000000 c6085fac f02e484c 0000000c 0000000c b6f22e00 00000004

 2982 16:21:01.010765  9f00 ]---

 2983 16:21:01.011090  # A[C C E S8S6_.U3S6E9341] 5f80: c03002e4 c6084000 c6085fa4 c6085f98 c059b254 c059b15c 00000000 c6085fa8

 2984 16:21:01.011400  SPACE: missing[  ' c a8l6l. 3t7r9513] 5fa0: c03000c0 c059b248 0000000c 0000000c 00000001 b6ddb000 0000000c 00000000

 2985 16:21:01.011703  ce:': [FAIL][

 2986 16:21:01.011993   

 2987 16:21:01.054070   n o8t6 .o3k8 93683] 5fc0: 0000000c 0000000c b6f22e00 00000004 00000001 00000000 00020000 becc5ac4

 2988 16:21:01.054595   selftests: lkd[t m :  8A6C.C3E9S770] 5fe0: 00000004 becc57f8 b6e8cd8f b6e137e6 800e0030 00000001 00000000 00000000

 2989 16:21:01.054948  S_USERSPACE.s[h   #  8e6x.i4t0=9134] Backtrace: 

 2990 16:21:01.055265  

 2991 16:21:01.055568  # selftests: lkdtm: ACCES[S _ N86.414304] [<c13885e8>] (lkdtm_ACCESS_NULL) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 2992 16:21:01.055873  ULL.sh

 2993 16:21:01.056163  [   86.425073]  r5:c2f83000 r4:00000027

 2994 16:21:01.056454  [   86.429344] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 2995 16:21:01.098043  [   86.437361] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 2996 16:21:01.098569  [   86.445286]  r9:c6085f60 r8:c309cf00 r7:0000000c r6:b6ddb000 r5:c6335400 r4:c0c54a5c

 2997 16:21:01.098915  [   86.453043] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 2998 16:21:01.099235  [   86.460881]  r9:c07e0568 r8:c6085f60 r7:c2815800 r6:b6ddb000 r5:c6335400 r4:00000000

 2999 16:21:01.099537  [   86.468632] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3000 16:21:01.099835  [   86.475775]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddb000 r6:c6084000 r5:c6335400

 3001 16:21:01.141755  [   86.483607]  r4:c6335400

 3002 16:21:01.142333  [   86.486150] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3003 16:21:01.142786  [   86.493294]  r9:c6084000 r8:c03002e4 r7:00000004 r6:b6f22e00 r5:0000000c r4:0000000c

 3004 16:21:01.143253  [   86.501048] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3005 16:21:01.143680  [   86.508623] Exception stack(0xc6085fa8 to 0xc6085ff0)

 3006 16:21:01.144122  [   86.513683] 5fa0:                   0000000c 0000000c 00000001 b6ddb000 0000000c 00000000

 3007 16:21:01.185728  [   86.521867] 5fc0: 0000000c 0000000c b6f22e00 00000004 00000001 00000000 00020000 becc5ac4

 3008 16:21:01.186231  [   86.530049] 5fe0: 00000004 becc57f8 b6e8cd8f b6e137e6

 3009 16:21:01.186640  [   86.535109] Code: e30d0f24 e34c01ac e1a01004 ebffd3e7 (e5945000) 

 3010 16:21:01.187010  [   86.541273] ---[ end trace fff92107256d9f01 ]---

 3011 16:21:01.187397  # Segmentation fault

 3012 16:21:01.322430  # [   86.084688] lkdtm: Performing direct entry ACCESS_NULL

 3013 16:21:01.322922  # [   86.091072] lkdtm: attempting bad read at 00000000

 3014 16:21:01.323232  # [   86.098717] 8<--- cut here ---

 3015 16:21:01.323517  # [   86.104579] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3016 16:21:01.323798  # [   86.114885] pgd = f258b293

 3017 16:21:01.324071  # [   86.120450] [00000000] *pgd=00000000

 3018 16:21:01.324337  # [   86.126891] Internal error: Oops: 5 [#11] SMP ARM

 3019 16:21:01.369831  # [   86.134428] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3020 16:21:01.370375  # [   86.166129] CPU: 3 PID: 2288 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3021 16:21:01.370728  # [   86.176035] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3022 16:21:01.371050  # [   86.184399] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3023 16:21:01.371355  # [   86.191875] LR is at __irq_work_queue_local+0x40/0x74

 3024 16:21:01.417710  # [   86.199432] pc : [<c1388610>]    lr : [<c049d9c4>]    psr: 600e0013

 3025 16:21:01.418231  # [   86.207432] sp : c6085e50  ip : c6085d58  fp : c6085e64

 3026 16:21:01.418570  # [   86.214306] r10: 0000000c  r9 : c1acd014  r8 : c15e8da8

 3027 16:21:01.418885  # [   86.221265] r7 : c6085f60  r6 : 0000000c  r5 : c2f83000  r4 : 00000000

 3028 16:21:01.419190  # [   86.229527] r3 : f02e484c  r2 : f02e484c  r1 : ef7c05e0  r0 : 00000026

 3029 16:21:01.419486  # [   86.237790] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3030 16:21:01.419839  # [   86.246746] Control: 10c5387d  Table: 1671804a  DAC: 00000051

 3031 16:21:01.465776  # [   86.254313] Process cat (pid: 2288, stack limit = 0xe8978cae)

 3032 16:21:01.466313  # [   86.261965] Stack: (0xc6085e50 to 0xc6086000)

 3033 16:21:01.466656  # [   86.268060] 5e40:                                     00000027 c2f83000 c6085e74 c6085e68

 3034 16:21:01.466977  # [   86.278232] 5e60: c0c5467c c13885f4 c6085e9c c6085e78 c0c54b7c c0c5465c c0c54a5c c6335400

 3035 16:21:01.467281  # [   86.288316] 5e80: b6ddb000 0000000c c309cf00 c6085f60 c6085ec4 c6085ea0 c07e05cc c0c54a68

 3036 16:21:01.467625  # [   86.298402] 5ea0: 00000000 c6335400 b6ddb000 c2815800 c6085f60 c07e0568 c6085f5c c6085ec8

 3037 16:21:01.509729  # [   86.308572] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c6084000

 3038 16:21:01.510247  # [   86.318743] 5ee0: b6ddb000 00020000 00000004 0000000c 0001fff4 c6085ee0 00000001 b6dda000

 3039 16:21:01.510586  # [   86.328913] 5f00: c5a7b680 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3040 16:21:01.510967  # [   86.338913] 5f20: 00000000 00000000 c139d890 f02e484c c205dcc0 c6335400 c6335400 c6084000

 3041 16:21:01.511317  # [   86.349085] 5f40: b6ddb000 00000000 00000000 00000004 c6085f94 c6085f60 c059b1c4 c059ab18

 3042 16:21:01.553942  # [   86.359170] 5f60: 00000000 00000000 c6085fac f02e484c 0000000c 0000000c b6f22e00 00000004

 3043 16:21:01.554470  # [   86.369341] 5f80: c03002e4 c6084000 c6085fa4 c6085f98 c059b254 c059b15c 00000000 c6085fa8

 3044 16:21:01.554819  # [   86.379513] 5fa0: c03000c0 c059b248 0000000c 0000000c 00000001 b6ddb000 0000000c 00000000

 3045 16:21:01.555139  # [   86.389683] 5fc0: 0000000c 0000000c b6f22e00 00000004 00000001 00000000 00020000 becc5ac4

 3046 16:21:01.555442  # [   86.399770] 5fe0: 00000004 becc57f8 b6e8cd8f b6e137e6 800e0030 00000001 00000000 00000000

 3047 16:21:01.555739  # [   86.409934] Backtrace: 

 3048 16:21:01.597865  # [   86.414304] [<c13885e8>] (lkdtm_ACCESS_NULL) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3049 16:21:01.598394  # [   86.425073]  r5:c2f83000 r4:00000027

 3050 16:21:01.598741  # [   86.429344] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3051 16:21:01.599058  # [   86.437361] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3052 16:21:01.599365  # [   86.445286]  r9:c6085f60 r8:c309cf00 r7:0000000c r6:b6ddb000 r5:c6335400 r4:c0c54a5c

 3053 16:21:01.599666  # [   86.453043] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3054 16:21:01.642055  # [   86.460881]  r9:c07e0568 r8:c6085f60 r7:c2815800 r6:b6ddb000 r5:c6335400 r4:00000000

 3055 16:21:01.642580  # [   86.468632] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (k[   87.001430] lkdtm: Performing direct entry WRITE_RO

 3056 16:21:01.642928  sys_write+0x74/0xec)

 3057 16:21:01.643240  # [   86.47[   87.008137] lkdtm: attempting bad rodata write at c15e9040

 3058 16:21:01.643544  5775]  r10:00000004 r9:00000000 r[   87.016370] 8<--- cut here ---

 3059 16:21:01.643851  8:00000000 r7:[b 6 d d8b70.0002 2234] Unable to handle kernel paging request at virtual address c15e9040

 3060 16:21:01.686061  6:c6084000 r5:c63354[0 0  

 3061 16:21:01.686589  8

 3062 16:21:01.686938  7#. 31461] pgd = 7b8b3b20

 3063 16:21:01.687261  [   86.483607]  r4:c6335400

 3064 16:21:01.687564  # [ [   87.036343] [c15e9040] *pgd=1141941e(bad)

 3065 16:21:01.687861    86.486150] [<c059b150>] (ks[y s 87.043235] Internal error: Oops: 80d [#12] SMP ARM

 3066 16:21:01.730040  _write) from [<c059b254>] (sys_wr[   87.050712] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3067 16:21:01.730581  ite+0x18/0x1c)

 3068 16:21:01.730922  # [   86.493294]    87.082434] CPU: 2 PID: 2362 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3069 16:21:01.731239   r9:c6084000 r8[: c 0 38070.20e94948] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3070 16:21:01.731547   r7:00000004 r6:b6f22e00 r5:00000[   87.101502] PC is at lkdtm_WRITE_RO+0x44/0x50

 3071 16:21:01.731841  00c r4:0000000c

 3072 16:21:01.732142  # [   86.501048][   87.108730] LR is at __irq_work_queue_local+0x40/0x74

 3073 16:21:01.773946   [<c059b23c>] (s[y s _ w8r7i.t1e16634] pc : [<c138842c>]    lr : [<c049d9c4>]    psr: 600e0013

 3074 16:21:01.774473   from [<c03000c[0 > ]  8(7r.e1t2_990] sp : c67b5e50  ip : c67b5d58  fp : c67b5e64

 3075 16:21:01.774820  fast_syscall+0[x  0 /807x.2183)2

 3076 16:21:01.775133  17] r10: 00000009  r9 : c1acd020  r8 : c15e8da8

 3077 16:21:01.775440  

 3078 16:21:01.775733  # [   86.508623] [E x c e8p7t.1i9361] r7 : c67b5f60  r6 : 00000009  r5 : c5ded000  r4 : c15e9040

 3079 16:21:01.776026  on stack(0xc608[5 f a 88 7t.o1 40978] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e0  r0 : c1acde24

 3080 16:21:01.776320  xc6085ff0)

 3081 16:21:01.818062  # [   86.51[3 6 8 38].156515] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3082 16:21:01.818594   5fa0:          [       8 7 . 1 65997] Control: 10c5387d  Table: 1472404a  DAC: 00000051

 3083 16:21:01.818943  0000000c 0000000c 000000[0 1   b87.173839] Process cat (pid: 2362, stack limit = 0x6d31618e)

 3084 16:21:01.819273  ddb000 0000000c 00[0 0 0 08070.

 3085 16:21:01.819576  182016] Stack: (0xc67b5e50 to 0xc67b6000)

 3086 16:21:01.819884  # [   86.521867] 5fc0: 00000[0 0  87.188558] 5e40:                                     00000028 c5ded000 c67b5e74 c67b5e68

 3087 16:21:01.862067   0000000c b6f22e00 00000004 00[0   87.199348] 5e60: c0c5467c c13883f4 c67b5e9c c67b5e78 c0c54b7c c0c5465c c0c54a5c c2fb4b40

 3088 16:21:01.862596  0001 00000000 00020000 becc[5 a c87.210220] 5e80: b6e5a000 00000009 c309cf00 c67b5f60 c67b5ec4 c67b5ea0 c07e05cc c0c54a68

 3089 16:21:01.862952  4

 3090 16:21:01.863276  # [   86.530049] 5fe0: 00[0 0  87.220921] 5ea0: 00000000 c2fb4b40 b6e5a000 c2815800 c67b5f60 c07e0568 c67b5f5c c67b5ec8

 3091 16:21:01.863587  004 becc57f8 b6e8cd8f b6e137e[6 

 3092 16:21:01.863897   87.231710] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67b4000

 3093 16:21:01.864192  

 3094 16:21:01.906042  # [   86.535109] Code: e3[0 d 0 87.242495] 5ee0: b6e5a000 00020000 00000004 00000009 0001fff7 c67b5ee0 00000001 b6e59000

 3095 16:21:01.906567  24 e34c01ac e1a01004 ebf[f d 3 e87.253196] 5f00: c5c81540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3096 16:21:01.906917   (e5945000) 

 3097 16:21:01.907227  # [   86.5412[7 3 ]87.263812] 5f20: 00000000 00000000 c139d890 428ed736 c205dcc0 c2fb4b40 c2fb4b40 c67b4000

 3098 16:21:01.907533   ---[ end trace fff9210725[6 d 9 87.274512] 5f40: b6e5a000 00000000 00000000 00000004 c67b5f94 c67b5f60 c059b1c4 c059ab18

 3099 16:21:01.907830  01 ]---

 3100 16:21:01.950041  # ACCESS_NULL: missing [   87.285213] 5f60: 00000000 00000000 c67b5fac 428ed736 00000009 00000009 b6fa1e00 00000004

 3101 16:21:01.950569  call trace:': [FAIL]

 3102 16:21:01.950911  not o[k   387.296168] 5f80: c03002e4 c67b4000 c67b5fa4 c67b5f98 c059b254 c059b15c 00000000 c67b5fa8

 3103 16:21:01.951235  8 selftests: lkdtm: ACCES[S _ N U7.306868] 5fa0: c03000c0 c059b248 00000009 00000009 00000001 b6e5a000 00000009 00000000

 3104 16:21:01.951546  LL.sh # exit=1

 3105 16:21:01.951846  # selftests: [l k 87.317484] 5fc0: 00000009 00000009 b6fa1e00 00000004 00000001 00000000 00020000 beb6dac4

 3106 16:21:01.952140  dtm: WRITE_RO.sh

 3107 16:21:01.994045  [   87.328269] 5fe0: 00000004 beb6d7f8 b6f0bd8f b6e927e6 800e0030 00000001 00000000 00000000

 3108 16:21:01.994570  [   87.338003] Backtrace: 

 3109 16:21:01.994913  [   87.340506] [<c13883e8>] (lkdtm_WRITE_RO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3110 16:21:01.995234  [   87.348536]  r5:c5ded000 r4:00000028

 3111 16:21:01.995537  [   87.352145] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3112 16:21:01.995835  [   87.360190] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3113 16:21:01.996127  [   87.368137]  r9:c67b5f60 r8:c309cf00 r7:00000009 r6:b6e5a000 r5:c2fb4b40 r4:c0c54a5c

 3114 16:21:02.038062  [   87.375922] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3115 16:21:02.038593  [   87.383783]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e5a000 r5:c2fb4b40 r4:00000000

 3116 16:21:02.038939  [   87.391560] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3117 16:21:02.039259  [   87.398724]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c67b4000 r5:c2fb4b40

 3118 16:21:02.039562  [   87.406573]  r4:c2fb4b40

 3119 16:21:02.039855  [   87.409140] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3120 16:21:02.081517  [   87.416305]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6fa1e00 r5:00000009 r4:00000009

 3121 16:21:02.081758  [   87.424083] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3122 16:21:02.081880  [   87.431675] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 3123 16:21:02.081995  [   87.436754] 5fa0:                   00000009 00000009 00000001 b6e5a000 00000009 00000000

 3124 16:21:02.082119  [   87.444960] 5fc0: 00000009 00000009 b6fa1e00 00000004 00000001 00000000 00020000 beb6dac4

 3125 16:21:02.082259  [   87.453159] 5fe0: 00000004 beb6d7f8 b6f0bd8f b6e927e6

 3126 16:21:02.082360  [   87.458238] Code: e34a3bcd e30d0e24 e34c01ac e0233002 (e5843000) 

 3127 16:21:02.082449  [   87.464361] ---[ end trace fff92107256d9f02 ]---

 3128 16:21:02.082557  # Segmentation fault

 3129 16:21:02.203769  # [   87.001430] lkdtm: Performing direct entry WRITE_RO

 3130 16:21:02.204385  # [   87.008137] lkdtm: attempting bad rodata write at c15e9040

 3131 16:21:02.204890  # [   87.016370] 8<--- cut here ---

 3132 16:21:02.205373  # [   87.022234] Unable to handle kernel paging request at virtual address c15e9040

 3133 16:21:02.205768  # [   87.031461] pgd = 7b8b3b20

 3134 16:21:02.206193  # [   87.036343] [c15e9040] *pgd=1141941e(bad)

 3135 16:21:02.206656  # [   87.043235] Internal error: Oops: 80d [#12] SMP ARM

 3136 16:21:02.246803  # [   87.050712] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3137 16:21:02.247319  # [   87.082434] CPU: 2 PID: 2362 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3138 16:21:02.247819  # [   87.092948] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3139 16:21:02.248313  # [   87.101502] PC is at lkdtm_WRITE_RO+0x44/0x50

 3140 16:21:02.248774  # [   87.108730] LR is at __irq_work_queue_local+0x40/0x74

 3141 16:21:02.293834  # [   87.116634] pc : [<c138842c>]    lr : [<c049d9c4>]    psr: 600e0013

 3142 16:21:02.294363  # [   87.124990] sp : c67b5e50  ip : c67b5d58  fp : c67b5e64

 3143 16:21:02.294706  # [   87.132217] r10: 00000009  r9 : c1acd020  r8 : c15e8da8

 3144 16:21:02.295018  # [   87.139361] r7 : c67b5f60  r6 : 00000009  r5 : c5ded000  r4 : c15e9040

 3145 16:21:02.295318  # [   87.147978] r3 : 0198b861  r2 : aa55aa55  r1 : ef7ab5e0  r0 : c1acde24

 3146 16:21:02.295613  # [   87.156515] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3147 16:21:02.295907  # [   87.165997] Control: 10c5387d  Table: 1472404a  DAC: 00000051

 3148 16:21:02.341590  # [   87.173839] Process cat (pid: 2362, stack limit = 0x6d31618e)

 3149 16:21:02.341981  # [   87.182016] Stack: (0xc67b5e50 to 0xc67b6000)

 3150 16:21:02.342346  # [   87.188558] 5e40:                                     00000028 c5ded000 c67b5e74 c67b5e68

 3151 16:21:02.342647  # [   87.199348] 5e60: c0c5467c c13883f4 c67b5e9c c67b5e78 c0c54b7c c0c5465c c0c54a5c c2fb4b40

 3152 16:21:02.342933  # [   87.210220] 5e80: b6e5a000 00000009 c309cf00 c67b5f60 c67b5ec4 c67b5ea0 c07e05cc c0c54a68

 3153 16:21:02.343210  # [   87.220921] 5ea0: 00000000 c2fb4b40 b6e5a000 c2815800 c67b5f60 c07e0568 c67b5f5c c67b5ec8

 3154 16:21:02.381948  # [   87.231710] 5ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c67b4000

 3155 16:21:02.382536  # [   87.242495] 5ee0: b6e5a000 00020000 00000004 00000009 0001fff7 c67b5ee0 00000001 b6e59000

 3156 16:21:02.382897  # [   87.253196] 5f00: c5c81540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3157 16:21:02.383283  # [   87.263812] 5f20: 00000000 00000000 c139d890 428ed736 c205dcc0 c2fb4b40 c2fb4b40 c67b4000

 3158 16:21:02.383599  # [   87.274512] 5f40: b6e5a000 00000000 00000000 00000004 c67b5f94 c67b5f60 c059b1c4 c059ab18

 3159 16:21:02.429802  # [   87.285213] 5f60: 00000000 00000000 c67b5fac 428ed736 00000009 00000009 b6fa1e00 00000004

 3160 16:21:02.430330  # [   87.296168] 5f80: c03002e4 c67b4000 c67b5fa4 c67b5f98 c059b254 c059b15c 00000000 c67b5fa8

 3161 16:21:02.430681  # [   87.306868] 5fa0: c03000c0 c059b248 00000009 00000009 00000001 b6e5a000 00000009 00000000

 3162 16:21:02.430998  # [   87.317484] 5fc0: 00000009 00000009 b6fa1e00 00000004 00000001 00000000 00020000 beb6dac4

 3163 16:21:02.431302  # [   87.328269] 5fe0: 00000004 beb6d7f8 b6f0bd8f b6e927e6 800e0030 00000001 00000000 00000000

 3164 16:21:02.431598  # [   87.338003] Backtrace: 

 3165 16:21:02.473956  # [   87.340506] [<c13883e8>] (lkdtm_WRITE_RO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3166 16:21:02.474477  # [   87.348536]  r5:c5ded000 r4:00000028

 3167 16:21:02.474819  # [   87.352145] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3168 16:21:02.475176  # [   87.360190] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3169 16:21:02.475493  # [   87.368137]  r9:c67b5f60 r8:c309cf00 r7:00000009 r6:b6e5a000 r5:c2fb4b40 r4:c0c54a5c

 3170 16:21:02.475796  # [   87.375922] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3171 16:21:02.517971  # [   87.383783]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e5a000 r5:c2fb4b40 r4:00000000

 3172 16:21:02.518496  # [   87.391560] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3173 16:21:02.518846  # [   87.398724]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5a000 r6:c67b4000 r5:c2fb4b40

 3174 16:21:02.519163  # [   87.406573]  r4:c2fb4b40

 3175 16:21:02.519466  # [   87.409140] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3176 16:21:02.519762  # [   87.416305]  r9:c6[   87.903408] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3177 16:21:02.562046  7b4000 r8:c03002e4 r7:00000004 r6[   87.910486] lkdtm: attempting bad ro_after_init write at c1b7ec60

 3178 16:21:02.562577  :b6fa1e00 r5:00000009 r4:00000009[   87.919553] 8<--- cut here ---

 3179 16:21:02.562923  

 3180 16:21:02.563238  # [   87.42408[3 ]   [8<7c.09525313] Unable to handle kernel paging request at virtual address c1b7ec60

 3181 16:21:02.563545  b23c>] (sys_write) [f r o m8 7[.<34615] pgd = 88e20cec

 3182 16:21:02.563846  c03000c0>] (ret_fast_syscall+0[x   87.939485] [c1b7ec60] *pgd=11a1941e(bad)

 3183 16:21:02.564141  /0x28)

 3184 16:21:02.564428  # [   87.4[3 1 6 7857]. 946185] Internal error: Oops: 80d [#13] SMP ARM

 3185 16:21:02.605950  xception stack(0xc67b5fa8 to 0xc6[   87.953225] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3186 16:21:02.606492  7b5ff0)

 3187 16:21:02.606844  # [   87.436754[]   5 f87.984925] CPU: 3 PID: 2436 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3188 16:21:02.650059  0:             [       8 7 .90905087] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3189 16:21:02.650594  00009 00000009 00000001 b6e5a000 [   88.003620] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3190 16:21:02.650951  00000009 00000000

 3191 16:21:02.651272  # [   87.44496   88.011787] LR is at __irq_work_queue_local+0x40/0x74

 3192 16:21:02.651577  0] 5fc0: 000000[0 9   08080.00010600] pc : [<c138849c>]    lr : [<c049d9c4>]    psr: 600e0013

 3193 16:21:02.651886  09 b6fa1e00 [0 0 0 08080.0042 70858] sp : c62efe50  ip : c62efd58  fp : c62efe64

 3194 16:21:02.652187  000001 0000[0  0 0808 .00030429087] r10: 00000014  r9 : c1acd02c  r8 : c15e8da8

 3195 16:21:02.652483  00 beb6dac4

 3196 16:21:02.694063  #[  [    8 88.70.42432] r7 : c62eff60  r6 : 00000014  r5 : c5c12000  r4 : c1b7ec60

 3197 16:21:02.694591  53159] 5fe0: [0 0 0 08080.0045 0b63] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7c05e0  r0 : c1acde24

 3198 16:21:02.694949  eb6d7f8 b6f0bd8f [b 6 e 98287.e068897] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3199 16:21:02.695267  

 3200 16:21:02.695567  # [   87.458[2  3 88]8 .C0o6d8e09] Control: 10c5387d  Table: 1633c04a  DAC: 00000051

 3201 16:21:02.695867  : e34a3bcd e30d[0 e 2 48 8e.3047c759] Process cat (pid: 2436, stack limit = 0xd49e0bc8)

 3202 16:21:02.738034  01ac e0233002 ([e 5 8 48380.0008)498] Stack: (0xc62efe50 to 0xc62f0000)

 3203 16:21:02.738570   

 3204 16:21:02.738912  # [   87.464361[]   - -8-8[. 089847] fe40:                                     00000029 c5c12000 c62efe74 c62efe68

 3205 16:21:02.739238  nd trace fff92107256d[9 f 0 28 8]100190] fe60: c0c5467c c1388444 c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c2fb4f00

 3206 16:21:02.739549  ---

 3207 16:21:02.739852  # WRITE_RO: miss[i n g  8'8c110619] fe80: b6dc4000 00000014 c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 3208 16:21:02.740146  all trace:': [FAIL]

 3209 16:21:02.782028  [n o t  8o8k121046] fea0: 00000000 c2fb4f00 b6dc4000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 3210 16:21:02.782557   39 selftests: lkd[t m :  8W8R.I131473] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 3211 16:21:02.782902  E_RO.sh # exit=1

 3212 16:21:02.783214  # s[e l f t8e8s141816] fee0: b6dc4000 00020000 00000004 00000014 0001ffec c62efee0 00000001 b6dc3000

 3213 16:21:02.783520  ts: lkdtm: WRITE_R[O _ A F8T8E.R152241] ff00: c627cf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3214 16:21:02.783818  INIT.sh

 3215 16:21:02.784110  [   88.162585] ff20: 00000000 00000000 c139d890 6504bce6 c205dcc0 c2fb4f00 c2fb4f00 c62ee000

 3216 16:21:02.825968  [   88.171537] ff40: b6dc4000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 3217 16:21:02.826499  [   88.179721] ff60: 00000000 00000000 c62effac 6504bce6 00000014 00000014 b6f0be00 00000004

 3218 16:21:02.826848  [   88.187905] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 3219 16:21:02.827166  [   88.196089] ffa0: c03000c0 c059b248 00000014 00000014 00000001 b6dc4000 00000014 00000000

 3220 16:21:02.827472  [   88.204274] ffc0: 00000014 00000014 b6f0be00 00000004 00000001 00000000 00020000 bec9aac4

 3221 16:21:02.869957  [   88.212459] ffe0: 00000004 bec9a7f8 b6e75d8f b6dfc7e6 800e0030 00000001 00000000 00000000

 3222 16:21:02.870484  [   88.220638] Backtrace: 

 3223 16:21:02.870830  [   88.223105] [<c1388438>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3224 16:21:02.871145  [   88.232072]  r5:c5c12000 r4:00000029

 3225 16:21:02.871442  [   88.235658] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3226 16:21:02.871739  [   88.243678] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3227 16:21:02.872029  [   88.251605]  r9:c62eff60 r8:c309cf00 r7:00000014 r6:b6dc4000 r5:c2fb4f00 r4:c0c54a5c

 3228 16:21:02.914029  [   88.259362] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3229 16:21:02.914552  [   88.267201]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6dc4000 r5:c2fb4f00 r4:00000000

 3230 16:21:02.914906  [   88.274953] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3231 16:21:02.915223  [   88.282097]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c62ee000 r5:c2fb4f00

 3232 16:21:02.915531  [   88.289930]  r4:c2fb4f00

 3233 16:21:02.915830  [   88.292472] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3234 16:21:02.961525  [   88.299615]  r9:c62ee000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000014 r4:00000014

 3235 16:21:02.961775  [   88.307369] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3236 16:21:02.961878  [   88.314942] Exception stack(0xc62effa8 to 0xc62efff0)

 3237 16:21:02.961970  [   88.320001] ffa0:                   00000014 00000014 00000001 b6dc4000 00000014 00000000

 3238 16:21:02.962063  [   88.328185] ffc0: 00000014 00000014 b6f0be00 00000004 00000001 00000000 00020000 bec9aac4

 3239 16:21:02.962151  [   88.336366] ffe0: 00000004 bec9a7f8 b6e75d8f b6dfc7e6

 3240 16:21:02.962244  [   88.341425] Code: e34a3bcd e30d0e24 e34c01ac e0233002 (e5843000) 

 3241 16:21:02.962331  [   88.347527] ---[ end trace fff92107256d9f03 ]---

 3242 16:21:02.962406  # Segmentation fault

 3243 16:21:03.088990  # [   87.903408] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3244 16:21:03.089500  # [   87.910486] lkdtm: attempting bad ro_after_init write at c1b7ec60

 3245 16:21:03.089816  # [   87.919553] 8<--- cut here ---

 3246 16:21:03.090105  # [   87.925313] Unable to handle kernel paging request at virtual address c1b7ec60

 3247 16:21:03.090383  # [   87.934615] pgd = 88e20cec

 3248 16:21:03.090654  # [   87.939485] [c1b7ec60] *pgd=11a1941e(bad)

 3249 16:21:03.090917  # [   87.946185] Internal error: Oops: 80d [#13] SMP ARM

 3250 16:21:03.131931  # [   87.953225] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3251 16:21:03.132331  # [   87.984925] CPU: 3 PID: 2436 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3252 16:21:03.132644  # [   87.995087] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3253 16:21:03.132936  # [   88.003620] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3254 16:21:03.175146  # [   88.011787] LR is at __irq_work_queue_local+0x40/0x74

 3255 16:21:03.175668  # [   88.019600] pc : [<c138849c>]    lr : [<c049d9c4>]    psr: 600e0013

 3256 16:21:03.176006  # [   88.027858] sp : c62efe50  ip : c62efd58  fp : c62efe64

 3257 16:21:03.176317  # [   88.034987] r10: 00000014  r9 : c1acd02c  r8 : c15e8da8

 3258 16:21:03.176614  # [   88.042032] r7 : c62eff60  r6 : 00000014  r5 : c5c12000  r4 : c1b7ec60

 3259 16:21:03.176907  # [   88.050463] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7c05e0  r0 : c1acde24

 3260 16:21:03.177196  # [   88.058897] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3261 16:21:03.218067  # [   88.068109] Control: 10c5387d  Table: 1633c04a  DAC: 00000051

 3262 16:21:03.218552  # [   88.075759] Process cat (pid: 2436, stack limit = 0xd49e0bc8)

 3263 16:21:03.218907  # [   88.083498] Stack: (0xc62efe50 to 0xc62f0000)

 3264 16:21:03.219219  # [   88.089847] fe40:                                     00000029 c5c12000 c62efe74 c62efe68

 3265 16:21:03.219523  # [   88.100190] fe60: c0c5467c c1388444 c62efe9c c62efe78 c0c54b7c c0c5465c c0c54a5c c2fb4f00

 3266 16:21:03.219818  # [   88.110619] fe80: b6dc4000 00000014 c309cf00 c62eff60 c62efec4 c62efea0 c07e05cc c0c54a68

 3267 16:21:03.261717  # [   88.121046] fea0: 00000000 c2fb4f00 b6dc4000 c2815800 c62eff60 c07e0568 c62eff5c c62efec8

 3268 16:21:03.262240  # [   88.131473] fec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c62ee000

 3269 16:21:03.262582  # [   88.141816] fee0: b6dc4000 00020000 00000004 00000014 0001ffec c62efee0 00000001 b6dc3000

 3270 16:21:03.262898  # [   88.152241] ff00: c627cf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3271 16:21:03.263307  # [   88.162585] ff20: 00000000 00000000 c139d890 6504bce6 c205dcc0 c2fb4f00 c2fb4f00 c62ee000

 3272 16:21:03.305830  # [   88.171537] ff40: b6dc4000 00000000 00000000 00000004 c62eff94 c62eff60 c059b1c4 c059ab18

 3273 16:21:03.306357  # [   88.179721] ff60: 00000000 00000000 c62effac 6504bce6 00000014 00000014 b6f0be00 00000004

 3274 16:21:03.306701  # [   88.187905] ff80: c03002e4 c62ee000 c62effa4 c62eff98 c059b254 c059b15c 00000000 c62effa8

 3275 16:21:03.307014  # [   88.196089] ffa0: c03000c0 c059b248 00000014 00000014 00000001 b6dc4000 00000014 00000000

 3276 16:21:03.307311  # [   88.204274] ffc0: 00000014 00000014 b6f0be00 00000004 00000001 00000000 00020000 bec9aac4

 3277 16:21:03.349930  # [   88.212459] ffe0: 00000004 bec9a7f8 b6e75d8f b6dfc7e6 800e0030 00000001 00000000 00000000

 3278 16:21:03.350455  # [   88.220638] Backtrace: 

 3279 16:21:03.350798  # [   88.223105] [<c1388438>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3280 16:21:03.351116  # [   88.232072]  r5:c5c12000 r4:00000029

 3281 16:21:03.351416  # [   88.235658] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3282 16:21:03.351712  # [   88.243678] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3283 16:21:03.352003  # [   88.251605]  r9:c62eff60 r8:c309cf00 r7:00000014 r6:b6dc4000 r5:c2fb4f00 r4:c0c54a5c

 3284 16:21:03.393955  # [   88.259362] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3285 16:21:03.394479  # [   88.267201]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6dc4000 r5:c2fb4f00 r4:00000000

 3286 16:21:03.394824  # [   88.274953] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3287 16:21:03.395139  # [   88.282097]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c62ee000 r5:c2fb4f00

 3288 16:21:03.395436  # [   88.289930]  r4:c2fb4f00

 3289 16:21:03.395725  # [  [   88.788257] lkdtm: Performing direct entry WRITE_KERN

 3290 16:21:03.437907   88.292472] [<c059b150>][  ( k s88.794229] lkdtm: attempting bad 7548708 byte write at c1388310

 3291 16:21:03.438429  s_write) from [<c059b254>] (sys_w[   88.802757] 8<--- cut here ---

 3292 16:21:03.438771  rite+0x18/0x1c)

 3293 16:21:03.439086  # [   88.[2 9 9 88.808590] Unable to handle kernel paging request at virtual address c1388310

 3294 16:21:03.439386  15]  r9:c62ee000 r8:c03002e4 r[7   88.818332] pgd = 89826b7c

 3295 16:21:03.439689  00000004 r6:b6f0be00 r5:00000014 [   88.823725] [c1388310] *pgd=1121940e(bad)

 3296 16:21:03.439989  r4:00000014

 3297 16:21:03.440276  # [   88.307369] [<c   88.830606] Internal error: Oops: 80d [#14] SMP ARM

 3298 16:21:03.481955  059b23c>] (sys_write) from [<c030[   88.838256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3299 16:21:03.482504  00c0>] (ret_fast_syscall+0x0/0x28[   88.869965] CPU: 2 PID: 2510 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3300 16:21:03.482861  )

 3301 16:21:03.525956  # [   88.314942] Excepti[o n  88.880561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3302 16:21:03.526481  stack(0xc62effa8 to 0xc62efff0)

 3303 16:21:03.526825  [   88.889617] PC is at memcpy+0x50/0x330

 3304 16:21:03.527137  # [   88.320001] ffa0:           [   88.896223] LR is at 0xe92dd830

 3305 16:21:03.527440          00000014 00000014 00[0 0  88.902223] pc : [<c08d38f0>]    lr : [<e92dd830>]    psr: 200e0013

 3306 16:21:03.527739  001 b6dc4000 00000014 00[0 0 0 088.911089] sp : c5cd1e2c  ip : e1a0c00d  fp : c5cd1e64

 3307 16:21:03.528037  0

 3308 16:21:03.528327  # [   88.328185] ffc0[:   0 088.918742] r10: 0000000b  r9 : c1acd040  r8 : e89da800

 3309 16:21:03.570045  00014 00000014 b6f0be0[0   0 0808.926397] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3310 16:21:03.570583  0004 00000001 00000000 [0 0 0 280.935268] r3 : e1a0c00d  r2 : 00732e84  r1 : c0c5540c  r0 : c1388310

 3311 16:21:03.570936  000 bec9aac4

 3312 16:21:03.571256  # [   88.336366] f[   88.944144] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3313 16:21:03.571568  e0: 00000004 bec9a7f8 b6e[7 5 d 88.954049] Control: 10c5387d  Table: 160ac04a  DAC: 00000051

 3314 16:21:03.571864  f b6dfc7e6

 3315 16:21:03.572156  # [   88.341425] Co[d  88.962229] Process cat (pid: 2510, stack limit = 0x63127e02)

 3316 16:21:03.613993  e: e34a3bcd e30d0e24 e34c0[1 a c 88.970659] Stack: (0xc5cd1e2c to 0xc5cd2000)

 3317 16:21:03.614518  e0233002 (e5843000) 

 3318 16:21:03.614859  # [   88.34[   88.977540] 1e20:                            c0c553ec 00732f24 c5cd1f60 c15e8da8 c1388310

 3319 16:21:03.615177  7527] ---[ end trace fff92107256d[   88.988582] 1e40: c1388310 c13884f4 0000002a c64e6000 0000000b c5cd1f60 c5cd1e74 c5cd1e68

 3320 16:21:03.615491  9f03 ]---

 3321 16:21:03.615793  # WRITE_RO_AFTER_INIT:[   88.999619] 1e60: c0c5467c c13884b4 c5cd1e9c c5cd1e78 c0c54b7c c0c5465c c0c54a5c c627d180

 3322 16:21:03.616090   missing 'call trace:': [FAIL]

 3323 16:21:03.657831  n[   89.010661] 1e80: b6e4b000 0000000b c309cf00 c5cd1f60 c5cd1ec4 c5cd1ea0 c07e05cc c0c54a68

 3324 16:21:03.658359  ot ok 40 selftests: lkdtm: WRITE_[   89.021698] 1ea0: 00000000 c627d180 b6e4b000 c2815800 c5cd1f60 c07e0568 c5cd1f5c c5cd1ec8

 3325 16:21:03.658710  RO_AFTER_INIT.sh # exit=1

 3326 16:21:03.659023  # self[   89.032737] 1ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c5cd0000

 3327 16:21:03.659323  tests: lkdtm: WRITE_KERN.sh

 3328 16:21:03.659617  [   89.043780] 1ee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c5cd1ee0 00000001 b6e4a000

 3329 16:21:03.702048  [   89.054469] 1f00: c62d3540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3330 16:21:03.702575  [   89.062677] 1f20: 00000000 00000000 c139d890 faf692eb c205dcc0 c627d180 c627d180 c5cd0000

 3331 16:21:03.702914  [   89.070884] 1f40: b6e4b000 00000000 00000000 00000004 c5cd1f94 c5cd1f60 c059b1c4 c059ab18

 3332 16:21:03.703228  [   89.079091] 1f60: 00000000 00000000 c5cd1fac faf692eb 0000000b 0000000b b6f92e00 00000004

 3333 16:21:03.703531  [   89.087298] 1f80: c03002e4 c5cd0000 c5cd1fa4 c5cd1f98 c059b254 c059b15c 00000000 c5cd1fa8

 3334 16:21:03.746039  [   89.095504] 1fa0: c03000c0 c059b248 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 3335 16:21:03.746565  [   89.103710] 1fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 bea0eac4

 3336 16:21:03.746910  [   89.111916] 1fe0: 00000004 bea0e7f8 b6efcd8f b6e837e6 800e0030 00000001 00000000 00000000

 3337 16:21:03.747226  [   89.120110] Backtrace: 

 3338 16:21:03.747525  [   89.122621] [<c13884a8>] (lkdtm_WRITE_KERN) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3339 16:21:03.747821  [   89.130832]  r7:c5cd1f60 r6:0000000b r5:c64e6000 r4:0000002a

 3340 16:21:03.748114  [   89.136524] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3341 16:21:03.790005  [   89.144569] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3342 16:21:03.790532  [   89.152517]  r9:c5cd1f60 r8:c309cf00 r7:0000000b r6:b6e4b000 r5:c627d180 r4:c0c54a5c

 3343 16:21:03.790881  [   89.160302] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3344 16:21:03.791197  [   89.168164]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e4b000 r5:c627d180 r4:00000000

 3345 16:21:03.791499  [   89.175938] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3346 16:21:03.833849  [   89.183103]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4b000 r6:c5cd0000 r5:c627d180

 3347 16:21:03.834368  [   89.190951]  r4:c627d180

 3348 16:21:03.834711  [   89.193516] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3349 16:21:03.835026  [   89.200681]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f92e00 r5:0000000b r4:0000000b

 3350 16:21:03.835329  [   89.208460] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3351 16:21:03.835625  [   89.216048] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 3352 16:21:03.835918  [   89.221128] 1fa0:                   0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 3353 16:21:03.881480  [   89.229334] 1fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 bea0eac4

 3354 16:21:03.881694  [   89.237535] 1fe0: 00000004 bea0e7f8 b6efcd8f b6e837e6

 3355 16:21:03.881829  [   89.242617] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3356 16:21:03.881952  [   89.248743] ---[ end trace fff92107256d9f04 ]---

 3357 16:21:03.882064  # Segmentation fault

 3358 16:21:04.017726  # [   88.788257] lkdtm: Performing direct entry WRITE_KERN

 3359 16:21:04.018115  # [   88.794229] lkdtm: attempting bad 7548708 byte write at c1388310

 3360 16:21:04.018426  # [   88.802757] 8<--- cut here ---

 3361 16:21:04.018712  # [   88.808590] Unable to handle kernel paging request at virtual address c1388310

 3362 16:21:04.018988  # [   88.818332] pgd = 89826b7c

 3363 16:21:04.019423  # [   88.823725] [c1388310] *pgd=1121940e(bad)

 3364 16:21:04.019713  # [   88.830606] Internal error: Oops: 80d [#14] SMP ARM

 3365 16:21:04.061842  # [   88.838256] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3366 16:21:04.062378  # [   88.869965] CPU: 2 PID: 2510 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3367 16:21:04.062840  # [   88.880561] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3368 16:21:04.063185  # [   88.889617] PC is at memcpy+0x50/0x330

 3369 16:21:04.063539  # [   88.896223] LR is at 0xe92dd830

 3370 16:21:04.109760  # [   88.902223] pc : [<c08d38f0>]    lr : [<e92dd830>]    psr: 200e0013

 3371 16:21:04.110290  # [   88.911089] sp : c5cd1e2c  ip : e1a0c00d  fp : c5cd1e64

 3372 16:21:04.110702  # [   88.918742] r10: 0000000b  r9 : c1acd040  r8 : e89da800

 3373 16:21:04.111101  # [   88.926397] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3374 16:21:04.111414  # [   88.935268] r3 : e1a0c00d  r2 : 00732e84  r1 : c0c5540c  r0 : c1388310

 3375 16:21:04.111778  # [   88.944144] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3376 16:21:04.112080  # [   88.954049] Control: 10c5387d  Table: 160ac04a  DAC: 00000051

 3377 16:21:04.158005  # [   88.962229] Process cat (pid: 2510, stack limit = 0x63127e02)

 3378 16:21:04.158530  # [   88.970659] Stack: (0xc5cd1e2c to 0xc5cd2000)

 3379 16:21:04.158868  # [   88.977540] 1e20:                            c0c553ec 00732f24 c5cd1f60 c15e8da8 c1388310

 3380 16:21:04.159187  # [   88.988582] 1e40: c1388310 c13884f4 0000002a c64e6000 0000000b c5cd1f60 c5cd1e74 c5cd1e68

 3381 16:21:04.159490  # [   88.999619] 1e60: c0c5467c c13884b4 c5cd1e9c c5cd1e78 c0c54b7c c0c5465c c0c54a5c c627d180

 3382 16:21:04.159845  # [   89.010661] 1e80: b6e4b000 0000000b c309cf00 c5cd1f60 c5cd1ec4 c5cd1ea0 c07e05cc c0c54a68

 3383 16:21:04.205691  # [   89.021698] 1ea0: 00000000 c627d180 b6e4b000 c2815800 c5cd1f60 c07e0568 c5cd1f5c c5cd1ec8

 3384 16:21:04.206211  # [   89.032737] 1ec0: c059ac18 c07e0574 00000001 00000000 c059b1c4 c139d890 c059b1c4 c5cd0000

 3385 16:21:04.206601  # [   89.043780] 1ee0: b6e4b000 00020000 00000004 0000000b 0001fff5 c5cd1ee0 00000001 b6e4a000

 3386 16:21:04.206952  # [   89.054469] 1f00: c62d3540 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3387 16:21:04.207287  # [   89.062677] 1f20: 00000000 00000000 c139d890 faf692eb c205dcc0 c627d180 c627d180 c5cd0000

 3388 16:21:04.245964  # [   89.070884] 1f40: b6e4b000 00000000 00000000 00000004 c5cd1f94 c5cd1f60 c059b1c4 c059ab18

 3389 16:21:04.246490  # [   89.079091] 1f60: 00000000 00000000 c5cd1fac faf692eb 0000000b 0000000b b6f92e00 00000004

 3390 16:21:04.246836  # [   89.087298] 1f80: c03002e4 c5cd0000 c5cd1fa4 c5cd1f98 c059b254 c059b15c 00000000 c5cd1fa8

 3391 16:21:04.247151  # [   89.095504] 1fa0: c03000c0 c059b248 0000000b 0000000b 00000001 b6e4b000 0000000b 00000000

 3392 16:21:04.247454  # [   89.103710] 1fc0: 0000000b 0000000b b6f92e00 00000004 00000001 00000000 00020000 bea0eac4

 3393 16:21:04.289800  # [   89.111916] 1fe0: 00000004 bea0e7f8 b6efcd8f b6e837e6 800e0030 00000001 00000000 00000000

 3394 16:21:04.290314  # [   89.120110] Backtrace: 

 3395 16:21:04.290649  # [   89.122621] [<c13884a8>] (lkdtm_WRITE_KERN) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3396 16:21:04.290960  # [   89.130832]  r7:c5cd1f60 r6:0000000b r5:c64e6000 r4:0000002a

 3397 16:21:04.291313  # [   89.136524] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3398 16:21:04.291649  # [   89.144569] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3399 16:21:04.291998  # [   89.152517]  r9:c5cd1f60 r8:c309cf00 r7:0000000b r6:b6e4b000 r5:c627d180 r4:c0c54a5c

 3400 16:21:04.333541  # [   89.160302] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3401 16:21:04.333634  # [   89.168164]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e4b000 r5:c627d180 r4:00000000

 3402 16:21:04.333707  # [   89.175938] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3403 16:21:04.333777  # [   89.706700] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3404 16:21:04.333843  [   89.183103]  [r 1 0 :8090.07014011] lkdtm: attempting good refcount_inc() without overflow

 3405 16:21:04.377665  004 r9:00000000 r8:00000000 r7:b6[   89.722385] lkdtm: attempting bad refcount_inc() overflow

 3406 16:21:04.377945  e4b000 r6:c5cd0000 r5:c627d180

 3407 16:21:04.378108  #[   89.730670] ------------[ cut here ]------------

 3408 16:21:04.378256   [   89.190951]  r4:c627d180

 3409 16:21:04.378397  # [[   89.738143] WARNING: CPU: 1 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3410 16:21:04.378536     89.193516] [<c059b150>] (ksys_[   89.749369] refcount_t: saturated; leaking memory.

 3411 16:21:04.421977  write) from [<c059b254>] (sys_wri[   89.757042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3412 16:21:04.422516  te+0x18/0x1c)

 3413 16:21:04.422859  # [   89.200681]  [   89.788744] CPU: 1 PID: 2585 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3414 16:21:04.423177  r9:c5cd00[0 0   r889:.c7093903012] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3415 16:21:04.423480  e4 r7:00000004 r6[: b 6 f8992.e807575] Backtrace: 

 3416 16:21:04.423770  0 r5:0000000b r4:0000000b

 3417 16:21:04.466050  #[  [  89.812116] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3418 16:21:04.466574    89.208460] [<c[0 5  98b92.38c2>280]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3419 16:21:04.466916  ] (sys_write) from [<c03[0 0  08c.829937] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3420 16:21:04.467231  0>] (ret_fast_syscall+0x0[/ 0 x 29.839589] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3421 16:21:04.467540  8)

 3422 16:21:04.510041  # [   89.[2 1 6 08498.]8 4E8x71]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 3423 16:21:04.510571  ception stack(0xc5cd[1 f a 88 9t.858626] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3424 16:21:04.510921   0xc5cd1ff0[) 

 3425 16:21:04.511236   

 3426 16:21:04.511531   #89 .[8 6 8 3857]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c5c5c000

 3427 16:21:04.511829  .221128] 1fa0:     [       8 9 .875842] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 3428 16:21:04.512134         0000000[b   0 08090.080806965]  r9:c1acd04c r8:c15e8da8 r7:c5c5df60 r6:00000016 r5:c5d9b000 r4:c5c5c000

 3429 16:21:04.553854   00000001 b6e4b000 000[0 0 0 08b9.896708] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 3430 16:21:04.554381  00000000

 3431 16:21:04.554735  # [   89.229334] 1[f c  89.908704] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388924>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3432 16:21:04.555054  : 0000000b 0000000[b   b 68f99.2921386] [<c13888ac>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3433 16:21:04.555362  00 0000000[4   0 08090.090320618 ]  r4:0000002b

 3434 16:21:04.598051  00000000 00020000[  b e a809e.a9c6954] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3435 16:21:04.598587  4

 3436 16:21:04.598933  # [   89.237535] 1fe0[:   0 089.947043] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3437 16:21:04.599255  00004 bea0e7f8 b[6 e f c8d98.f9 57383]  r9:c5c5df60 r8:c309cf00 r7:00000016 r6:b6e17000 r5:c599c140 r4:c0c54a5c

 3438 16:21:04.599570  6e837e6

 3439 16:21:04.599872  # [   89.2426[1 7 ]  8C9.967211] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3440 16:21:04.600169  de: f5d1f05c f5[d 1 f 0879c. 9e78377]  r9:c07e0568 r8:c5c5df60 r7:c2815800 r6:b6e17000 r5:c599c140 r4:00000000

 3441 16:21:04.642059  b151f8 e2522020[  ( e 88a90.5918f113] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3442 16:21:04.642586  8) 

 3443 16:21:04.642932  # [   89.[2 4 8 78493.]9 9-6243]  r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c5c5c000 r5:c599c140

 3444 16:21:04.643253  -[ end [t r a c9e0 .f0f0f69026110  r4:c599c140

 3445 16:21:04.643564  7256d9f04 ]---

 3446 16:21:04.643866  # [W R I T9E0_.K010248] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3447 16:21:04.644160  RN: missing 'c[a l l  9t0r.a0c1e9550]  r9:c5c5c000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000016 r4:00000016

 3448 16:21:04.644451  ': [FAIL]

 3449 16:21:04.685473  not ok[  4 1  9s0e.l0f9290] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3450 16:21:04.685673  tests: lkdt[ m :  9W0R.I0T3E8_9K35] Exception stack(0xc5c5dfa8 to 0xc5c5dff0)

 3451 16:21:04.685806  RN.sh # exit=1

 3452 16:21:04.685918  [

 3453 16:21:04.686043   #   s9e0l.0f4t5810] dfa0:                   00000016 00000016 00000001 b6e17000 00000016 00000000

 3454 16:21:04.686198  sts: lkdtm: REFC[O U N T9_0I.N0C55983] dfc0: 00000016 00000016 b6f5ee00 00000004 00000001 00000000 00020000 bec07ac4

 3455 16:21:04.686301  OVERFLOW.s[h 

 3456 16:21:04.686393   

 3457 16:21:04.686460   90.066237] dfe0: 00000004 bec077f8 b6ec8d8f b6e4f7e6

 3458 16:21:04.729726  [   90.072487] irq event stamp: 0

 3459 16:21:04.729910  [   90.075590] hardirqs last  enabled at (0): [<00000000>] 0x0

 3460 16:21:04.730003  [   90.081179] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3461 16:21:04.730093  [   90.088706] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3462 16:21:04.730175  [   90.096230] softirqs last disabled at (0): [<00000000>] 0x0

 3463 16:21:04.730254  [   90.101817] ---[ end trace fff92107256d9f05 ]---

 3464 16:21:04.730331  [   90.106469] lkdtm: Overflow detected: saturated

 3465 16:21:04.835631  # [   89.706700] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3466 16:21:04.836155  # [   89.714011] lkdtm: attempting good refcount_inc() without overflow

 3467 16:21:04.836493  # [   89.722385] lkdtm: attempting bad refcount_inc() overflow

 3468 16:21:04.836803  # [   89.730670] ------------[ cut here ]------------

 3469 16:21:04.837101  # [   89.738143] WARNING: CPU: 1 PID: 2585 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3470 16:21:04.837442  # [   89.749369] refcount_t: saturated; leaking memory.

 3471 16:21:04.881835  # [   89.757042] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3472 16:21:04.882372  # [   89.788744] CPU: 1 PID: 2585 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3473 16:21:04.882719  # [   89.799312] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3474 16:21:04.883034  # [   89.807575] Backtrace: 

 3475 16:21:04.929787  # [   89.812116] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3476 16:21:04.930272  # [   89.822280]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3477 16:21:04.930638  # [   89.829937] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3478 16:21:04.930947  # [   89.839589] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3479 16:21:04.931227  # [   89.848971]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 3480 16:21:04.931580  # [   89.858626] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3481 16:21:04.931905  # [   89.868357]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c5c5c000

 3482 16:21:04.973874  # [   89.875842] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 3483 16:21:04.974363  # [   89.886965]  r9:c1acd04c r8:c15e8da8 r7:c5c5df60 r6:00000016 r5:c5d9b000 r4:c5c5c000

 3484 16:21:04.974707  # [   89.896708] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 3485 16:21:04.975021  # [   89.908704] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388924>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3486 16:21:05.021826  # [   89.921386] [<c13888ac>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3487 16:21:05.022441  # [   89.932680]  r4:0000002b

 3488 16:21:05.022839  # [   89.936954] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3489 16:21:05.023217  # [   89.947043] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3490 16:21:05.023527  # [   89.957383]  r9:c5c5df60 r8:c309cf00 r7:00000016 r6:b6e17000 r5:c599c140 r4:c0c54a5c

 3491 16:21:05.023826  # [   89.967211] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3492 16:21:05.065938  # [   89.977377]  r9:c07e0568 r8:c5c5df60 r7:c2815800 r6:b6e17000 r5:c599c140 r4:00000000

 3493 16:21:05.066464  # [   89.987113] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3494 16:21:05.066810  # [   89.996243]  r10:00000004 r9:00000000 r8:00000000 r7:b6e17000 r6:c5c5c000 r5:c599c140

 3495 16:21:05.067120  # [   90.006061]  r4:c599c140

 3496 16:21:05.067417  # [   90.010248] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3497 16:21:05.067713  # [   90.019550]  r9:c5c5c000 r8:c03002e4 r7:00000004 r6:b6f5ee00 r5:00000016 r4:00000016

 3498 16:21:05.068001  # [   90.029290] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3499 16:21:05.109769  # [   90.038935] Exception stack(0xc5c5dfa8 to 0xc5c5dff0)

 3500 16:21:05.110252  # [   90.045810] dfa0:                   00000016 00000016 00000001 b6e17000 00000016 00000000

 3501 16:21:05.110568  # [   90.055983] dfc0: 00000016 00000016 b6f5ee00 00000004 00000001 00000000 00020000 bec07ac4

 3502 16:21:05.110853  # [   90.066237] dfe0: 00000004 bec077f8 b6ec8d8f b6e4f7e6

 3503 16:21:05.111125  # [   90.072487] irq event stamp: 0

 3504 16:21:05.111394  # [   90.075590] hardirqs last  enabled at (0): [<00000000>] 0x0

 3505 16:21:05.154037  # [   90.081179] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3506 16:21:05.154562  # [   90.088706] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3507 16:21:05.154906  # [   90.096230] softirqs last disabled at (0): [<00000000>] 0x0

 3508 16:21:05.155215  # [   90.101817] ---[ end trace fff92107256d9f05 ]---

 3509 16:21:05.155513  # [   90.106469[   90.520207] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3510 16:21:05.155808  ] lkdtm: Overflow detected: satur[   90.528984] lkdtm: attempting good refcount_add() without overflow

 3511 16:21:05.156100  ated

 3512 16:21:05.156384  # REFCOUNT_INC_OVERFLOW: mi[   90.538037] lkdtm: attempting bad refcount_add() overflow

 3513 16:21:05.198043  ssing 'call trace:': [FAIL]

 3514 16:21:05.198563  not [   90.546279] ------------[ cut here ]------------

 3515 16:21:05.198911  ok 42 selftests: lkdtm: REFCOUNT_[   90.553730] WARNING: CPU: 3 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3516 16:21:05.199229  INC_OVERFLOW.sh # exit=1

 3517 16:21:05.199528  # selft[   90.565043] refcount_t: saturated; leaking memory.

 3518 16:21:05.241948  ests: lkdtm: REFCOUNT_ADD_OVERFLO[   90.572705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3519 16:21:05.242488  W.sh

 3520 16:21:05.242832  [   90.604423] CPU: 3 PID: 2619 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3521 16:21:05.243148  [   90.612633] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3522 16:21:05.243450  [   90.619164] Backtrace: 

 3523 16:21:05.243745  [   90.621636] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3524 16:21:05.286064  [   90.629214]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3525 16:21:05.286587  [   90.634885] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3526 16:21:05.286933  [   90.642209] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3527 16:21:05.287247  [   90.649180]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 3528 16:21:05.287546  [   90.656934] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3529 16:21:05.287841  [   90.664423]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c6344000

 3530 16:21:05.329952  [   90.670093] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 3531 16:21:05.330476  [   90.679059]  r9:c1acd064 r8:c15e8da8 r7:c6345f60 r6:00000016 r5:c2f83000 r4:c6344000

 3532 16:21:05.330821  [   90.686813] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 3533 16:21:05.331137  [   90.696481] [<c0c556bc>] (__refcount_add.constprop.0) from [<c13889cc>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3534 16:21:05.331439  [   90.706580] [<c1388948>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3535 16:21:05.331731  [   90.715717]  r4:0000002c

 3536 16:21:05.374059  [   90.718260] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3537 16:21:05.374586  [   90.726278] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3538 16:21:05.374933  [   90.734204]  r9:c6345f60 r8:c309cf00 r7:00000016 r6:b6e3c000 r5:c2fb4dc0 r4:c0c54a5c

 3539 16:21:05.375245  [   90.741961] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3540 16:21:05.375544  [   90.749800]  r9:c07e0568 r8:c6345f60 r7:c2815800 r6:b6e3c000 r5:c2fb4dc0 r4:00000000

 3541 16:21:05.417824  [   90.757551] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3542 16:21:05.418349  [   90.764693]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6344000 r5:c2fb4dc0

 3543 16:21:05.418697  [   90.772526]  r4:c2fb4dc0

 3544 16:21:05.419008  [   90.775069] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3545 16:21:05.419305  [   90.782211]  r9:c6344000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000016 r4:00000016

 3546 16:21:05.419601  [   90.789966] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3547 16:21:05.419890  [   90.797540] Exception stack(0xc6345fa8 to 0xc6345ff0)

 3548 16:21:05.461779  [   90.802600] 5fa0:                   00000016 00000016 00000001 b6e3c000 00000016 00000000

 3549 16:21:05.462265  [   90.810785] 5fc0: 00000016 00000016 b6f83e00 00000004 00000001 00000000 00020000 bec74ac4

 3550 16:21:05.462576  [   90.818966] 5fe0: 00000004 bec747f8 b6eedd8f b6e747e6

 3551 16:21:05.462887  [   90.824076] irq event stamp: 0

 3552 16:21:05.463182  [   90.827169] hardirqs last  enabled at (0): [<00000000>] 0x0

 3553 16:21:05.463479  [   90.832758] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3554 16:21:05.463770  [   90.840289] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3555 16:21:05.505999  [   90.847842] softirqs last disabled at (0): [<00000000>] 0x0

 3556 16:21:05.506524  [   90.853434] ---[ end trace fff92107256d9f06 ]---

 3557 16:21:05.506867  [   90.858125] lkdtm: Overflow detected: saturated

 3558 16:21:05.589327  # [   90.520207] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3559 16:21:05.589858  # [   90.528984] lkdtm: attempting good refcount_add() without overflow

 3560 16:21:05.590193  # [   90.538037] lkdtm: attempting bad refcount_add() overflow

 3561 16:21:05.590499  # [   90.546279] ------------[ cut here ]------------

 3562 16:21:05.590794  # [   90.553730] WARNING: CPU: 3 PID: 2619 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3563 16:21:05.591081  # [   90.565043] refcount_t: saturated; leaking memory.

 3564 16:21:05.631814  # [   90.572705] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3565 16:21:05.632076  # [   90.604423] CPU: 3 PID: 2619 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3566 16:21:05.632238  # [   90.612633] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3567 16:21:05.632389  # [   90.619164] Backtrace: 

 3568 16:21:05.675134  # [   90.621636] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3569 16:21:05.675615  # [   90.629214]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3570 16:21:05.675922  # [   90.634885] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3571 16:21:05.676202  # [   90.642209] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3572 16:21:05.676469  # [   90.649180]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 3573 16:21:05.676731  # [   90.656934] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3574 16:21:05.718237  # [   90.664423]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c6344000

 3575 16:21:05.718758  # [   90.670093] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 3576 16:21:05.719098  # [   90.679059]  r9:c1acd064 r8:c15e8da8 r7:c6345f60 r6:00000016 r5:c2f83000 r4:c6344000

 3577 16:21:05.719411  # [   90.686813] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 3578 16:21:05.719713  # [   90.696481] [<c0c556bc>] (__refcount_add.constprop.0) from [<c13889cc>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3579 16:21:05.765629  # [   90.706580] [<c1388948>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3580 16:21:05.766151  # [   90.715717]  r4:0000002c

 3581 16:21:05.766488  # [   90.718260] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3582 16:21:05.766802  # [   90.726278] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3583 16:21:05.767103  # [   90.734204]  r9:c6345f60 r8:c309cf00 r7:00000016 r6:b6e3c000 r5:c2fb4dc0 r4:c0c54a5c

 3584 16:21:05.767395  # [   90.741961] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3585 16:21:05.809968  # [   90.749800]  r9:c07e0568 r8:c6345f60 r7:c2815800 r6:b6e3c000 r5:c2fb4dc0 r4:00000000

 3586 16:21:05.810458  # [   90.757551] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3587 16:21:05.810816  # [   90.764693]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3c000 r6:c6344000 r5:c2fb4dc0

 3588 16:21:05.811131  # [   90.772526]  r4:c2fb4dc0

 3589 16:21:05.811433  # [   90.775069] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3590 16:21:05.811728  # [   90.782211]  r9:c6344000 r8:c03002e4 r7:00000004 r6:b6f83e00 r5:00000016 r4:00000016

 3591 16:21:05.853956  # [   90.789966] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3592 16:21:05.854482  # [   90.797540] Exception stack(0xc6345fa8 to 0xc6345ff0)

 3593 16:21:05.854823  # [   90.802600] 5fa0:                   00000016 00000016 00000001 b6e3c000 00000016 00000000

 3594 16:21:05.855136  # [   90.810785] 5fc0: 00000016 00000016 b6f83e00 00000004 00000001 00000000 00020000 bec74ac4

 3595 16:21:05.855432  # [   90.818966] 5fe0: 00000004 bec747f8 b6eedd8f b6e747e6

 3596 16:21:05.855723  # [   90.824076] irq event stamp: 0

 3597 16:21:05.856009  # [   90.827169] hardirqs last  enabled at (0): [<00000000>] 0x0

 3598 16:21:05.897941  # [   90.832758] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3599 16:21:05.898460  # [   90.840289] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3600 16:21:05.898806  # [   90.847842] softirqs last disabled at (0): [<00000000>] 0x0

 3601 16:21:05.899119  # [   90.853434] ---[ end trace fff92107256d9f06 ]---

 3602 16:21:05.899424  # [   90.858125] lkdtm: Overflow detected: saturated

 3603 16:21:05.899725  # REFCOUNT_ADD_OVERFLOW: missin[   91.282496] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3604 16:21:05.900017  g 'call trace:': [FAIL]

 3605 16:21:05.900300  not ok 4[   91.290849] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3606 16:21:05.941967  3 selftests: lkdtm: REFCOUNT_ADD_[   91.299905] ------------[ cut here ]------------

 3607 16:21:05.942496  OVERFLOW.sh # exit=1

 3608 16:21:05.942838  # selftests[   91.307364] WARNING: CPU: 1 PID: 2653 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3609 16:21:05.943158  : lkdtm: REFCOUNT_INC_NOT_ZERO_OV[   91.318627] refcount_t: saturated; leaking memory.

 3610 16:21:05.943457  ERFLOW.sh

 3611 16:21:05.985960  [   91.326279] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3612 16:21:05.986497  [   91.356094] CPU: 1 PID: 2653 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3613 16:21:05.986843  [   91.363844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3614 16:21:05.987156  [   91.370375] Backtrace: 

 3615 16:21:05.987452  [   91.372846] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3616 16:21:05.987750  [   91.380424]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3617 16:21:06.030051  [   91.386097] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3618 16:21:06.030569  [   91.393419] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3619 16:21:06.030916  [   91.400389]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 3620 16:21:06.031229  [   91.408142] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3621 16:21:06.031527  [   91.415632]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c5b4a000

 3622 16:21:06.074017  [   91.421299] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 3623 16:21:06.074541  [   91.430266]  r9:c1acd07c r8:c15e8da8 r7:c5b4bf60 r6:0000001f r5:c5d82000 r4:7fffffff

 3624 16:21:06.074887  [   91.438023] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3625 16:21:06.075199  [   91.448470] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1388a40>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3626 16:21:06.075505  [   91.460124]  r5:c5d82000 r4:c5b4a000

 3627 16:21:06.117945  [   91.463713] [<c13889f0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3628 16:21:06.118470  [   91.473631]  r4:0000002d

 3629 16:21:06.118814  [   91.476175] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3630 16:21:06.119130  [   91.484192] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3631 16:21:06.119435  [   91.492118]  r9:c5b4bf60 r8:c309cf00 r7:0000001f r6:b6dd9000 r5:c62d3680 r4:c0c54a5c

 3632 16:21:06.119732  [   91.499875] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3633 16:21:06.120022  [   91.507712]  r9:c07e0568 r8:c5b4bf60 r7:c2815800 r6:b6dd9000 r5:c62d3680 r4:00000000

 3634 16:21:06.161912  [   91.515464] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3635 16:21:06.162430  [   91.522607]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5b4a000 r5:c62d3680

 3636 16:21:06.162776  [   91.530439]  r4:c62d3680

 3637 16:21:06.163094  [   91.532981] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3638 16:21:06.163393  [   91.540123]  r9:c5b4a000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:0000001f r4:0000001f

 3639 16:21:06.163692  [   91.547877] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3640 16:21:06.209763  [   91.555451] Exception stack(0xc5b4bfa8 to 0xc5b4bff0)

 3641 16:21:06.210273  [   91.560511] bfa0:                   0000001f 0000001f 00000001 b6dd9000 0000001f 00000000

 3642 16:21:06.210613  [   91.568695] bfc0: 0000001f 0000001f b6f20e00 00000004 00000001 00000000 00020000 be993ac4

 3643 16:21:06.210931  [   91.576876] bfe0: 00000004 be9937f8 b6e8ad8f b6e117e6

 3644 16:21:06.211227  [   91.581992] irq event stamp: 0

 3645 16:21:06.211522  [   91.585064] hardirqs last  enabled at (0): [<00000000>] 0x0

 3646 16:21:06.211812  [   91.590677] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3647 16:21:06.253944  [   91.598237] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3648 16:21:06.254465  [   91.605792] softirqs last disabled at (0): [<00000000>] 0x0

 3649 16:21:06.254813  [   91.611383] ---[ end trace fff92107256d9f07 ]---

 3650 16:21:06.255124  [   91.616037] lkdtm: Overflow detected: saturated

 3651 16:21:06.339382  # [   91.282496] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3652 16:21:06.339926  # [   91.290849] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3653 16:21:06.340294  # [   91.299905] ------------[ cut here ]------------

 3654 16:21:06.340616  # [   91.307364] WARNING: CPU: 1 PID: 2653 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3655 16:21:06.340922  # [   91.318627] refcount_t: saturated; leaking memory.

 3656 16:21:06.382158  # [   91.326279] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3657 16:21:06.382692  # [   91.356094] CPU: 1 PID: 2653 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3658 16:21:06.383040  # [   91.363844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3659 16:21:06.383358  # [   91.370375] Backtrace: 

 3660 16:21:06.383661  # [   91.372846] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3661 16:21:06.429678  # [   91.380424]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3662 16:21:06.430192  # [   91.386097] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3663 16:21:06.430543  # [   91.393419] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3664 16:21:06.430855  # [   91.400389]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 3665 16:21:06.431153  # [   91.408142] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3666 16:21:06.431450  # [   91.415632]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c5b4a000

 3667 16:21:06.473927  # [   91.421299] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 3668 16:21:06.474463  # [   91.430266]  r9:c1acd07c r8:c15e8da8 r7:c5b4bf60 r6:0000001f r5:c5d82000 r4:7fffffff

 3669 16:21:06.474823  # [   91.438023] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3670 16:21:06.475143  # [   91.448470] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1388a40>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3671 16:21:06.475445  # [   91.460124]  r5:c5d82000 r4:c5b4a000

 3672 16:21:06.517792  # [   91.463713] [<c13889f0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3673 16:21:06.518312  # [   91.473631]  r4:0000002d

 3674 16:21:06.518646  # [   91.476175] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3675 16:21:06.518964  # [   91.484192] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3676 16:21:06.519266  # [   91.492118]  r9:c5b4bf60 r8:c309cf00 r7:0000001f r6:b6dd9000 r5:c62d3680 r4:c0c54a5c

 3677 16:21:06.519563  # [   91.499875] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3678 16:21:06.561991  # [   91.507712]  r9:c07e0568 r8:c5b4bf60 r7:c2815800 r6:b6dd9000 r5:c62d3680 r4:00000000

 3679 16:21:06.562518  # [   91.515464] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3680 16:21:06.562865  # [   91.522607]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd9000 r6:c5b4a000 r5:c62d3680

 3681 16:21:06.563179  # [   91.530439]  r4:c62d3680

 3682 16:21:06.563479  # [   91.532981] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3683 16:21:06.563777  # [   91.540123]  r9:c5b4a000 r8:c03002e4 r7:00000004 r6:b6f20e00 r5:0000001f r4:0000001f

 3684 16:21:06.605993  # [   91.547877] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3685 16:21:06.606519  # [   91.555451] Exception stack(0xc5b4bfa8 to 0xc5b4bff0)

 3686 16:21:06.606862  # [   91.560511] bfa0:                   0000001f 0000001f 00000001 b6dd9000 0000001f 00000000

 3687 16:21:06.607181  # [   91.568695] bfc0: 0000001f 0000001f b6f20e00 00000004 00000001 00000000 00020000 be993ac4

 3688 16:21:06.607479  # [   91.576876] bfe0: 00000004 be9937f8 b6e8ad8f b6e117e6

 3689 16:21:06.607772  # [   91.581992] irq event stamp: 0

 3690 16:21:06.608062  # [   91.585064] hardirqs last  enabled at (0): [<00000000>] 0x0

 3691 16:21:06.649957  # [   91.590677] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3692 16:21:06.650483  # [   91.598237] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3693 16:21:06.650829  # [   91.605792] softirqs last disabled at (0): [<00000000>] 0x0

 3694 16:21:06.651143  # [   91.611383] ---[ end trace fff9[   92.029397] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3695 16:21:06.651446  2107256d9f07 ]---

 3696 16:21:06.651746  # [   91.61603[   92.036621] lkdtm: attempting bad refcount_add_not_zero() overflow

 3697 16:21:06.693923  7] lkdtm: Overflow detected: satu[   92.045672] ------------[ cut here ]------------

 3698 16:21:06.694456  rated

 3699 16:21:06.694798  # REFCOUNT_INC_NOT_ZERO_OV[   92.053164] WARNING: CPU: 0 PID: 2687 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3700 16:21:06.695119  ERFLOW: missing 'call trace:': [F[   92.064502] refcount_t: saturated; leaking memory.

 3701 16:21:06.695420  AIL]

 3702 16:21:06.738053  not ok 44 selftests: lkdtm:[   92.072168] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3703 16:21:06.738597   REFCOUNT_INC_NOT_ZERO_OVERFLOW.s[   92.103989] CPU: 0 PID: 2687 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3704 16:21:06.738944  [   92.114468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3705 16:21:06.739257  [   92.121000] Backtrace: 

 3706 16:21:06.739556  [   92.123471] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3707 16:21:06.782055  [   92.131049]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3708 16:21:06.782576  [   92.136720] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3709 16:21:06.782921  [   92.144044] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3710 16:21:06.783235  [   92.151013]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 3711 16:21:06.783537  [   92.158767] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3712 16:21:06.783832  [   92.166255]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c5cd0000

 3713 16:21:06.826052  [   92.171924] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 3714 16:21:06.826575  [   92.180890]  r9:c1acd09c r8:c15e8da8 r7:c5cd1f60 r6:0000001f r5:c6339000 r4:7fffffff

 3715 16:21:06.826924  [   92.188649] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3716 16:21:06.827242  [   92.199095] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1388ac8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3717 16:21:06.827546  [   92.210749]  r5:c6339000 r4:c5cd0000

 3718 16:21:06.869945  [   92.214337] [<c1388a78>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3719 16:21:06.870473  [   92.224255]  r4:0000002e

 3720 16:21:06.870813  [   92.226798] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3721 16:21:06.871127  [   92.234815] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3722 16:21:06.871429  [   92.242740]  r9:c5cd1f60 r8:c309cf00 r7:0000001f r6:b6e27000 r5:c2fb5900 r4:c0c54a5c

 3723 16:21:06.871722  [   92.250498] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3724 16:21:06.872008  [   92.258336]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e27000 r5:c2fb5900 r4:00000000

 3725 16:21:06.914050  [   92.266088] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3726 16:21:06.914573  [   92.273230]  r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c5cd0000 r5:c2fb5900

 3727 16:21:06.914917  [   92.281062]  r4:c2fb5900

 3728 16:21:06.915227  [   92.283604] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3729 16:21:06.915529  [   92.290745]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:0000001f r4:0000001f

 3730 16:21:06.915827  [   92.298500] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3731 16:21:06.957965  [   92.306074] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 3732 16:21:06.958490  [   92.311135] 1fa0:                   0000001f 0000001f 00000001 b6e27000 0000001f 00000000

 3733 16:21:06.958837  [   92.319321] 1fc0: 0000001f 0000001f b6f6ee00 00000004 00000001 00000000 00020000 befe1ac4

 3734 16:21:06.959148  [   92.327502] 1fe0: 00000004 befe17f8 b6ed8d8f b6e5f7e6

 3735 16:21:06.959448  h # exit=1

 3736 16:21:06.959743  # selftests: lkdtm: R[   92.332631] irq event stamp: 0

 3737 16:21:06.960040  EFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 3738 16:21:06.960324  [   92.338586] hardirqs last  enabled at (0): [<00000000>] 0x0

 3739 16:21:06.960605  

 3740 16:21:07.001973  [   92.347042] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3741 16:21:07.002498  [   92.354590] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3742 16:21:07.002840  [   92.362137] softirqs last disabled at (0): [<00000000>] 0x0

 3743 16:21:07.003152  [   92.367745] ---[ end trace fff92107256d9f08 ]---

 3744 16:21:07.003452  [   92.372373] lkdtm: Overflow detected: saturated

 3745 16:21:07.104590  # [   92.029397] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3746 16:21:07.105110  # [   92.036621] lkdtm: attempting bad refcount_add_not_zero() overflow

 3747 16:21:07.105516  # [   92.045672] ------------[ cut here ]------------

 3748 16:21:07.105835  # [   92.053164] WARNING: CPU: 0 PID: 2687 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3749 16:21:07.106139  # [   92.064502] refcount_t: saturated; leaking memory.

 3750 16:21:07.147429  # [   92.072168] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3751 16:21:07.147965  # [   92.103989] CPU: 0 PID: 2687 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3752 16:21:07.148306  # [   92.114468] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3753 16:21:07.148619  # [   92.121000] Backtrace: 

 3754 16:21:07.148918  # [   92.123471] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3755 16:21:07.190671  # [   92.131049]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3756 16:21:07.191199  # [   92.136720] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3757 16:21:07.191543  # [   92.144044] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3758 16:21:07.191857  # [   92.151013]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 3759 16:21:07.192162  # [   92.158767] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3760 16:21:07.192456  # [   92.166255]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c5cd0000

 3761 16:21:07.237841  # [   92.171924] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 3762 16:21:07.238367  # [   92.180890]  r9:c1acd09c r8:c15e8da8 r7:c5cd1f60 r6:0000001f r5:c6339000 r4:7fffffff

 3763 16:21:07.238714  # [   92.188649] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3764 16:21:07.239031  # [   92.199095] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1388ac8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3765 16:21:07.239337  # [   92.210749]  r5:c6339000 r4:c5cd0000

 3766 16:21:07.285804  # [   92.214337] [<c1388a78>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3767 16:21:07.286327  # [   92.224255]  r4:0000002e

 3768 16:21:07.286663  # [   92.226798] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3769 16:21:07.286976  # [   92.234815] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3770 16:21:07.287277  # [   92.242740]  r9:c5cd1f60 r8:c309cf00 r7:0000001f r6:b6e27000 r5:c2fb5900 r4:c0c54a5c

 3771 16:21:07.287576  # [   92.250498] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3772 16:21:07.333642  # [   92.258336]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e27000 r5:c2fb5900 r4:00000000

 3773 16:21:07.334124  # [   92.266088] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3774 16:21:07.334436  # [   92.273230]  r10:00000004 r9:00000000 r8:00000000 r7:b6e27000 r6:c5cd0000 r5:c2fb5900

 3775 16:21:07.334747  # [   92.281062]  r4:c2fb5900

 3776 16:21:07.335046  # [   92.283604] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3777 16:21:07.335340  # [   92.290745]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f6ee00 r5:0000001f r4:0000001f

 3778 16:21:07.373951  # [   92.298500] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3779 16:21:07.374473  # [   92.306074] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 3780 16:21:07.374820  # [   92.311135] 1fa0:                   0000001f 0000001f 00000001 b6e27000 0000001f 00000000

 3781 16:21:07.375138  # [   92.319321] 1fc0: 0000001f 0000001f b6f6ee00 00000004 00000001 00000000 00020000 befe1ac4

 3782 16:21:07.375442  # [   92.327502] 1fe0: 00000004 befe17f8 b6ed8d8f b6e5f7e6

 3783 16:21:07.375740  # [   92.332631] irq event stamp: 0

 3784 16:21:07.376028  # [   92.338586] hardirqs last  enabled at (0): [<00000000>] 0x0

 3785 16:21:07.417788  # [   92.347042] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3786 16:21:07.418313  # [   92.354590] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3787 16:21:07.418660  # [   92.362137] softirqs last disabled at (0): [<00000000>] 0x0

 3788 16:21:07.418972  # [   92.367745] ---[ end trace fff92107256d9f08 ]---

 3789 16:21:07.419272  # [   92.372373] lkdtm: Overflow detected: saturated

 3790 16:21:07.419565  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 3791 16:21:07.461831  not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # ex[   92.811691] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3792 16:21:07.462359  it=1

 3793 16:21:07.462701  # selftests: lkdtm: REFCOUN[   92.818403] lkdtm: attempting good refcount_dec()

 3794 16:21:07.463017  T_DEC_ZERO.sh

 3795 16:21:07.463318  [   92.826010] lkdtm: attempting bad refcount_dec() to zero

 3796 16:21:07.463613  [   92.832534] ------------[ cut here ]------------

 3797 16:21:07.463902  [   92.837218] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3798 16:21:07.464188  [   92.845699] refcount_t: decrement hit 0; leaking memory.

 3799 16:21:07.506028  [   92.851021] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3800 16:21:07.506566  [   92.880182] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3801 16:21:07.506917  [   92.887933] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3802 16:21:07.507230  [   92.894466] Backtrace: 

 3803 16:21:07.549967  [   92.896938] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3804 16:21:07.550489  [   92.904518]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3805 16:21:07.550831  [   92.910190] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3806 16:21:07.551145  [   92.917512] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3807 16:21:07.551446  [   92.924484]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 3808 16:21:07.551741  [   92.932236] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3809 16:21:07.593924  [   92.939725]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c62ee000

 3810 16:21:07.594444  [   92.945395] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 3811 16:21:07.594789  [   92.954361]  r9:c1acd0bc r8:c15e8da8 r7:c62eff60 r6:00000012 r5:c5c12000 r4:c62ee000

 3812 16:21:07.595105  [   92.962118] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 3813 16:21:07.595409  [   92.971783] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388b5c>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3814 16:21:07.637881  [   92.981536] [<c1388b00>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3815 16:21:07.638401  [   92.990324]  r4:0000002f

 3816 16:21:07.638742  [   92.992867] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3817 16:21:07.639057  [   93.000885] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3818 16:21:07.639357  [   93.008813]  r9:c62eff60 r8:c309cf00 r7:00000012 r6:b6de7000 r5:c5974dc0 r4:c0c54a5c

 3819 16:21:07.639650  [   93.016570] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3820 16:21:07.681974  [   93.024409]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6de7000 r5:c5974dc0 r4:00000000

 3821 16:21:07.682494  [   93.032160] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3822 16:21:07.682835  [   93.039303]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c62ee000 r5:c5974dc0

 3823 16:21:07.683151  [   93.047135]  r4:c5974dc0

 3824 16:21:07.683447  [   93.049678] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3825 16:21:07.683739  [   93.056820]  r9:c62ee000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:00000012 r4:00000012

 3826 16:21:07.684031  [   93.064575] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3827 16:21:07.725570  [   93.072150] Exception stack(0xc62effa8 to 0xc62efff0)

 3828 16:21:07.725744  [   93.077208] ffa0:                   00000012 00000012 00000001 b6de7000 00000012 00000000

 3829 16:21:07.725818  [   93.085393] ffc0: 00000012 00000012 b6f2ee00 00000004 00000001 00000000 00020000 bed15ac4

 3830 16:21:07.725912  [   93.093575] ffe0: 00000004 bed157f8 b6e98d8f b6e1f7e6

 3831 16:21:07.726003  [   93.098707] irq event stamp: 0

 3832 16:21:07.726078  [   93.101780] hardirqs last  enabled at (0): [<00000000>] 0x0

 3833 16:21:07.726154  [   93.107396] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3834 16:21:07.769938  [   93.114914] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3835 16:21:07.770460  [   93.122466] softirqs last disabled at (0): [<00000000>] 0x0

 3836 16:21:07.770804  [   93.128106] ---[ end trace fff92107256d9f09 ]---

 3837 16:21:07.771118  [   93.132760] lkdtm: Zero detected: saturated

 3838 16:21:07.863487  # [   92.811691] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 3839 16:21:07.864009  # [   92.818403] lkdtm: attempting good refcount_dec()

 3840 16:21:07.864345  # [   92.826010] lkdtm: attempting bad refcount_dec() to zero

 3841 16:21:07.864655  # [   92.832534] ------------[ cut here ]------------

 3842 16:21:07.864951  # [   92.837218] WARNING: CPU: 3 PID: 2721 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3843 16:21:07.865247  # [   92.845699] refcount_t: decrement hit 0; leaking memory.

 3844 16:21:07.906424  # [   92.851021] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3845 16:21:07.906959  # [   92.880182] CPU: 3 PID: 2721 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3846 16:21:07.907301  # [   92.887933] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3847 16:21:07.907612  # [   92.894466] Backtrace: 

 3848 16:21:07.949667  # [   92.896938] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3849 16:21:07.950182  # [   92.904518]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3850 16:21:07.950517  # [   92.910190] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3851 16:21:07.950826  # [   92.917512] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3852 16:21:07.951121  # [   92.924484]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 3853 16:21:07.951413  # [   92.932236] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3854 16:21:07.951699  # [   92.939725]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c62ee000

 3855 16:21:07.993856  # [   92.945395] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 3856 16:21:07.994346  # [   92.954361]  r9:c1acd0bc r8:c15e8da8 r7:c62eff60 r6:00000012 r5:c5c12000 r4:c62ee000

 3857 16:21:07.994665  # [   92.962118] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 3858 16:21:07.995010  # [   92.971783] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388b5c>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 3859 16:21:08.037750  # [   92.981536] [<c1388b00>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3860 16:21:08.038274  # [   92.990324]  r4:0000002f

 3861 16:21:08.038615  # [   92.992867] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3862 16:21:08.038931  # [   93.000885] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3863 16:21:08.039233  # [   93.008813]  r9:c62eff60 r8:c309cf00 r7:00000012 r6:b6de7000 r5:c5974dc0 r4:c0c54a5c

 3864 16:21:08.039530  # [   93.016570] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3865 16:21:08.081507  # [   93.024409]  r9:c07e0568 r8:c62eff60 r7:c2815800 r6:b6de7000 r5:c5974dc0 r4:00000000

 3866 16:21:08.081674  # [   93.032160] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3867 16:21:08.081746  # [   93.039303]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c62ee000 r5:c5974dc0

 3868 16:21:08.081813  # [   93.047135]  r4:c5974dc0

 3869 16:21:08.081877  # [   93.049678] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3870 16:21:08.081941  # [   93.056820]  r9:c62ee000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:00000012 r4:00000012

 3871 16:21:08.082004  # [   93.064575] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3872 16:21:08.125818  # [   93.072150] Exception stack(0xc62effa8 to 0xc62efff0)

 3873 16:21:08.126335  # [   93.077208] ffa0:                   00000012 00000012 00000001 b6de7000 00000012 00000000

 3874 16:21:08.126678  # [   93.085393] ffc0: 00000012 00000012 b6f2ee00 00000004 00000001 00000000 00020000 bed15ac4

 3875 16:21:08.126987  # [   93.093575] ffe0: 00000004 bed157f8 b6e98d8f b6e1f7e6

 3876 16:21:08.127284  # [   93.098707] irq event stamp: 0

 3877 16:21:08.127578  # [   93.101780] hardirqs last  enabled at (0): [<00000000>] 0x0

 3878 16:21:08.169824  # [   93.107396] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3879 16:21:08.170345  # [   93.114914] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3880 16:21:08.170684  # [   93.122466] softirqs last disabled at (0): [<00000000>] 0x0

 3881 16:21:08.170994  # [   93.128106] ---[ end trace fff92107256d9f09 ]---

 3882 16:21:08.171291  # [   93.132760] lkdtm: Zero detected: saturated

 3883 16:21:08.171585  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]

 3884 16:21:08.171872  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1

 3885 16:21:08.172158  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3886 16:21:08.218702  [   93.584083] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3887 16:21:08.219221  [   93.590175] lkdtm: attempting bad refcount_dec() below zero

 3888 16:21:08.219557  [   93.595906] ------------[ cut here ]------------

 3889 16:21:08.219869  [   93.600576] WARNING: CPU: 2 PID: 2758 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3890 16:21:08.220170  [   93.609055] refcount_t: decrement hit 0; leaking memory.

 3891 16:21:08.261911  [   93.614377] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3892 16:21:08.262444  [   93.643546] CPU: 2 PID: 2758 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3893 16:21:08.262789  [   93.651294] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3894 16:21:08.263101  [   93.657827] Backtrace: 

 3895 16:21:08.263396  [   93.660296] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3896 16:21:08.305826  [   93.667875]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3897 16:21:08.306347  [   93.673546] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3898 16:21:08.306693  [   93.680868] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3899 16:21:08.307005  [   93.687838]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 3900 16:21:08.307306  [   93.695590] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3901 16:21:08.307598  [   93.703078]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c67b4000

 3902 16:21:08.349938  [   93.708747] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 3903 16:21:08.350461  [   93.717713]  r9:c1acd0d0 r8:c15e8da8 r7:c67b5f60 r6:00000016 r5:00000000 r4:c67b4000

 3904 16:21:08.350807  [   93.725471] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 3905 16:21:08.351122  [   93.735136] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388c20>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3906 16:21:08.351424  [   93.745234] [<c1388bd8>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3907 16:21:08.393932  [   93.754370]  r5:c6621000 r4:00000030

 3908 16:21:08.394450  [   93.757955] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3909 16:21:08.394799  [   93.765972] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3910 16:21:08.395111  [   93.773896]  r9:c67b5f60 r8:c309cf00 r7:00000016 r6:b6e7a000 r5:c5a508c0 r4:c0c54a5c

 3911 16:21:08.395407  [   93.781653] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3912 16:21:08.395698  [   93.789493]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e7a000 r5:c5a508c0 r4:00000000

 3913 16:21:08.437954  [   93.797244] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3914 16:21:08.438475  [   93.804387]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c67b4000 r5:c5a508c0

 3915 16:21:08.438819  [   93.812220]  r4:c5a508c0

 3916 16:21:08.439132  [   93.814763] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3917 16:21:08.439435  [   93.821906]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000016 r4:00000016

 3918 16:21:08.439729  [   93.829660] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3919 16:21:08.440021  [   93.837234] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 3920 16:21:08.481716  [   93.842294] 5fa0:                   00000016 00000016 00000001 b6e7a000 00000016 00000000

 3921 16:21:08.482234  [   93.850479] 5fc0: 00000016 00000016 b6fc1e00 00000004 00000001 00000000 00020000 befdbac4

 3922 16:21:08.482569  [   93.858662] 5fe0: 00000004 befdb7f8 b6f2bd8f b6eb27e6

 3923 16:21:08.482883  [   93.863777] irq event stamp: 0

 3924 16:21:08.483179  [   93.866871] hardirqs last  enabled at (0): [<00000000>] 0x0

 3925 16:21:08.483475  [   93.872459] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3926 16:21:08.525734  [   93.879995] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3927 16:21:08.525941  [   93.887564] softirqs last disabled at (0): [<00000000>] 0x0

 3928 16:21:08.526050  [   93.893173] ---[ end trace fff92107256d9f0a ]---

 3929 16:21:08.526151  [   93.897840] lkdtm: Negative detected: saturated

 3930 16:21:08.634133  # [   93.584083] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 3931 16:21:08.634650  # [   93.590175] lkdtm: attempting bad refcount_dec() below zero

 3932 16:21:08.634990  # [   93.595906] ------------[ cut here ]------------

 3933 16:21:08.635305  # [   93.600576] WARNING: CPU: 2 PID: 2758 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 3934 16:21:08.635605  # [   93.609055] refcount_t: decrement hit 0; leaking memory.

 3935 16:21:08.677838  # [   93.614377] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3936 16:21:08.678385  # [   93.643546] CPU: 2 PID: 2758 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3937 16:21:08.678741  # [   93.651294] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3938 16:21:08.679053  # [   93.657827] Backtrace: 

 3939 16:21:08.679353  # [   93.660296] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3940 16:21:08.721769  # [   93.667875]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3941 16:21:08.722303  # [   93.673546] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3942 16:21:08.722654  # [   93.680868] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3943 16:21:08.722966  # [   93.687838]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 3944 16:21:08.723264  # [   93.695590] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3945 16:21:08.723555  # [   93.703078]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c67b4000

 3946 16:21:08.765823  # [   93.708747] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 3947 16:21:08.766351  # [   93.717713]  r9:c1acd0d0 r8:c15e8da8 r7:c67b5f60 r6:00000016 r5:00000000 r4:c67b4000

 3948 16:21:08.766701  # [   93.725471] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 3949 16:21:08.767017  # [   93.735136] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388c20>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 3950 16:21:08.813867  # [   93.745234] [<c1388bd8>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3951 16:21:08.814392  # [   93.754370]  r5:c6621000 r4:00000030

 3952 16:21:08.814733  # [   93.757955] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 3953 16:21:08.815044  # [   93.765972] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 3954 16:21:08.815344  # [   93.773896]  r9:c67b5f60 r8:c309cf00 r7:00000016 r6:b6e7a000 r5:c5a508c0 r4:c0c54a5c

 3955 16:21:08.815636  # [   93.781653] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 3956 16:21:08.857944  # [   93.789493]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e7a000 r5:c5a508c0 r4:00000000

 3957 16:21:08.858434  # [   93.797244] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 3958 16:21:08.858755  # [   93.804387]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7a000 r6:c67b4000 r5:c5a508c0

 3959 16:21:08.859041  # [   93.812220]  r4:c5a508c0

 3960 16:21:08.859312  # [   93.814763] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 3961 16:21:08.859582  # [   93.821906]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6fc1e00 r5:00000016 r4:00000016

 3962 16:21:08.859845  # [   93.829660] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3963 16:21:08.901928  # [   93.837234] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 3964 16:21:08.902446  # [   93.842294] 5fa0:                   00000016 00000016 00000001 b6e7a000 00000016 00000000

 3965 16:21:08.902790  # [   93.850479] 5fc0: 00000016 00000016 b6fc1e00 00000004 00000001 00000000 00020000 befdbac4

 3966 16:21:08.903099  # [   93.858662] 5fe0: 00000004 befdb7f8 b6f2bd8f b6eb27e6

 3967 16:21:08.903398  # [   93.863777] irq event stamp: 0

 3968 16:21:08.903687  # [   93.866871] hardirqs last  enabled at (0): [<00000000>] 0x0

 3969 16:21:08.903976  # [   93.872459] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3970 16:21:08.949938  # [   93.879995] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 3971 16:21:08.950461  # [   93.887564] softirqs last disabled at (0): [<00000000>] 0x0

 3972 16:21:08.950806  # [   93.893173] ---[ end trace fff92107256d9f0a ]---

 3973 16:21:08.951122  # [   93.897840] lkdtm: Negative detected: saturated

 3974 16:21:08.951418  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 3975 16:21:08.951709  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 3976 16:21:08.951995  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 3977 16:21:08.993931  [   94.348818] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 3978 16:21:08.994454  [   94.355678] lkdtm: attempting bad refcount_dec_and_test() below zero

 3979 16:21:08.994798  [   94.362048] ------------[ cut here ]------------

 3980 16:21:08.995109  [   94.366802] WARNING: CPU: 2 PID: 2793 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 3981 16:21:08.995410  [   94.375407] refcount_t: underflow; use-after-free.

 3982 16:21:09.037936  [   94.380210] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 3983 16:21:09.038476  [   94.409368] CPU: 2 PID: 2793 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 3984 16:21:09.038826  [   94.417118] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3985 16:21:09.039139  [   94.423653] Backtrace: 

 3986 16:21:09.039437  [   94.426124] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 3987 16:21:09.039732  [   94.433702]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 3988 16:21:09.082014  [   94.439373] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 3989 16:21:09.082540  [   94.446697] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 3990 16:21:09.082886  [   94.453667]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 3991 16:21:09.083201  [   94.461421] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 3992 16:21:09.083500  [   94.468909]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c6084000

 3993 16:21:09.083795  [   94.474579] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 3994 16:21:09.125948  [   94.483632]  r9:c1acd0e8 r8:c15e8da8 r7:c6085f60 r6:0000001f r5:00000000 r4:c6084000

 3995 16:21:09.126468  [   94.491387] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 3996 16:21:09.126816  [   94.501838] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c1388c98>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 3997 16:21:09.127135  [   94.513502] [<c1388c48>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 3998 16:21:09.127437  [   94.523419]  r5:c6622000 r4:00000031

 3999 16:21:09.170042  [   94.527004] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4000 16:21:09.170564  [   94.535021] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4001 16:21:09.170909  [   94.542947]  r9:c6085f60 r8:c309cf00 r7:0000001f r6:b6e75000 r5:c5a51e00 r4:c0c54a5c

 4002 16:21:09.171224  [   94.550705] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4003 16:21:09.171524  [   94.558542]  r9:c07e0568 r8:c6085f60 r7:c2815800 r6:b6e75000 r5:c5a51e00 r4:00000000

 4004 16:21:09.214058  [   94.566292] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4005 16:21:09.214580  [   94.573436]  r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6084000 r5:c5a51e00

 4006 16:21:09.214926  [   94.581268]  r4:c5a51e00

 4007 16:21:09.215237  [   94.583813] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4008 16:21:09.215536  [   94.590955]  r9:c6084000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:0000001f r4:0000001f

 4009 16:21:09.215835  [   94.598709] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4010 16:21:09.216126  [   94.606283] Exception stack(0xc6085fa8 to 0xc6085ff0)

 4011 16:21:09.257481  [   94.611346] 5fa0:                   0000001f 0000001f 00000001 b6e75000 0000001f 00000000

 4012 16:21:09.257705  [   94.619531] 5fc0: 0000001f 0000001f b6fbce00 00000004 00000001 00000000 00020000 bead1ac4

 4013 16:21:09.257792  [   94.627713] 5fe0: 00000004 bead17f8 b6f26d8f b6ead7e6

 4014 16:21:09.257885  [   94.632824] irq event stamp: 0

 4015 16:21:09.257988  [   94.635917] hardirqs last  enabled at (0): [<00000000>] 0x0

 4016 16:21:09.258079  [   94.641505] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4017 16:21:09.258183  [   94.649033] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4018 16:21:09.301856  [   94.656560] softirqs last disabled at (0): [<00000000>] 0x0

 4019 16:21:09.302080  [   94.662166] ---[ end trace fff92107256d9f0b ]---

 4020 16:21:09.302202  [   94.666839] lkdtm: Negative detected: saturated

 4021 16:21:09.403574  # [   94.348818] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4022 16:21:09.404095  # [   94.355678] lkdtm: attempting bad refcount_dec_and_test() below zero

 4023 16:21:09.404435  # [   94.362048] ------------[ cut here ]------------

 4024 16:21:09.404751  # [   94.366802] WARNING: CPU: 2 PID: 2793 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4025 16:21:09.405059  # [   94.375407] refcount_t: underflow; use-after-free.

 4026 16:21:09.446656  # [   94.380210] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4027 16:21:09.447194  # [   94.409368] CPU: 2 PID: 2793 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4028 16:21:09.447539  # [   94.417118] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4029 16:21:09.447853  # [   94.423653] Backtrace: 

 4030 16:21:09.448154  # [   94.426124] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4031 16:21:09.493683  # [   94.433702]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4032 16:21:09.494200  # [   94.439373] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4033 16:21:09.494552  # [   94.446697] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4034 16:21:09.494868  # [   94.453667]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4035 16:21:09.495166  # [   94.461421] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4036 16:21:09.495461  # [   94.468909]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c6084000

 4037 16:21:09.537811  # [   94.474579] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4038 16:21:09.538297  # [   94.483632]  r9:c1acd0e8 r8:c15e8da8 r7:c6085f60 r6:0000001f r5:00000000 r4:c6084000

 4039 16:21:09.538620  # [   94.491387] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4040 16:21:09.538915  # [   94.501838] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c1388c98>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4041 16:21:09.581476  # [   94.513502] [<c1388c48>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4042 16:21:09.581643  # [   94.523419]  r5:c6622000 r4:00000031

 4043 16:21:09.581713  # [   94.527004] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4044 16:21:09.581780  # [   94.535021] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4045 16:21:09.581843  # [   94.542947]  r9:c6085f60 r8:c309cf00 r7:0000001f r6:b6e75000 r5:c5a51e00 r4:c0c54a5c

 4046 16:21:09.581906  # [   94.550705] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4047 16:21:09.625657  # [   94.558542]  r9:c07e0568 r8:c6085f60 r7:c2815800 r6:b6e75000 r5:c5a51e00 r4:00000000

 4048 16:21:09.625923  # [   94.566292] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4049 16:21:09.626079  # [   94.573436]  r10:00000004 r9:00000000 r8:00000000 r7:b6e75000 r6:c6084000 r5:c5a51e00

 4050 16:21:09.626222  # [   94.581268]  r4:c5a51e00

 4051 16:21:09.626355  # [   94.583813] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4052 16:21:09.626489  # [   94.590955]  r9:c6084000 r8:c03002e4 r7:00000004 r6:b6fbce00 r5:0000001f r4:0000001f

 4053 16:21:09.669947  # [   94.598709] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4054 16:21:09.670466  # [   94.606283] Exception stack(0xc6085fa8 to 0xc6085ff0)

 4055 16:21:09.670809  # [   94.611346] 5fa0:                   0000001f 0000001f 00000001 b6e75000 0000001f 00000000

 4056 16:21:09.671125  # [   94.619531] 5fc0: 0000001f 0000001f b6fbce00 00000004 00000001 00000000 00020000 bead1ac4

 4057 16:21:09.671427  # [   94.627713] 5fe0: 00000004 bead17f8 b6f26d8f b6ead7e6

 4058 16:21:09.671719  # [   94.632824] irq event stamp: 0

 4059 16:21:09.672004  # [   94.635917] hardirqs last  enabled at (0): [<00000000>] 0x0

 4060 16:21:09.713718  # [   94.641505] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4061 16:21:09.714236  # [   94.649033] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4062 16:21:09.714572  # [   94.656560] softirqs last disabled at (0): [<00000000>] 0x0

 4063 16:21:09.714883  # [   94.662166] ---[ end trace fff92107256d9f0b ]---

 4064 16:21:09.715179  # [   94.666839] lkdtm: Negative detected: saturated

 4065 16:21:09.715471  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4066 16:21:09.715760  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 4067 16:21:09.757857  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4068 16:21:09.765637  [   95.131109] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4069 16:21:09.766159  [   95.137989] lkdtm: attempting bad refcount_sub_and_test() below zero

 4070 16:21:09.766501  [   95.144360] ------------[ cut here ]------------

 4071 16:21:09.766815  [   95.149116] WARNING: CPU: 3 PID: 2828 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4072 16:21:09.767117  [   95.157710] refcount_t: underflow; use-after-free.

 4073 16:21:09.808994  [   95.162512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4074 16:21:09.809552  [   95.191672] CPU: 3 PID: 2828 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4075 16:21:09.809893  [   95.199422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4076 16:21:09.810205  [   95.205956] Backtrace: 

 4077 16:21:09.810504  [   95.208427] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4078 16:21:09.852145  [   95.216007]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4079 16:21:09.852666  [   95.221678] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4080 16:21:09.853008  [   95.229002] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4081 16:21:09.853350  [   95.235971]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4082 16:21:09.853655  [   95.243723] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4083 16:21:09.853950  [   95.251212]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5ce2000

 4084 16:21:09.895297  [   95.256882] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4085 16:21:09.895819  [   95.265935]  r9:c1acd108 r8:c15e8da8 r7:c5ce3f60 r6:0000001f r5:c5c12000 r4:c5ce2000

 4086 16:21:09.896158  [   95.273692] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4087 16:21:09.896476  [   95.284142] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c1388d24>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4088 16:21:09.938299  [   95.295803] [<c1388cd4>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4089 16:21:09.938821  [   95.305719]  r4:00000032

 4090 16:21:09.939157  [   95.308262] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4091 16:21:09.939473  [   95.316279] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4092 16:21:09.939771  [   95.324204]  r9:c5ce3f60 r8:c309cf00 r7:0000001f r6:b6dd4000 r5:c5a50b40 r4:c0c54a5c

 4093 16:21:09.940066  [   95.331962] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4094 16:21:09.940352  [   95.339800]  r9:c07e0568 r8:c5ce3f60 r7:c2815800 r6:b6dd4000 r5:c5a50b40 r4:00000000

 4095 16:21:09.981780  [   95.347551] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4096 16:21:09.982304  [   95.354694]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5ce2000 r5:c5a50b40

 4097 16:21:09.982647  [   95.362526]  r4:c5a50b40

 4098 16:21:09.982956  [   95.365068] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4099 16:21:09.983253  [   95.372210]  r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000001f r4:0000001f

 4100 16:21:09.983547  [   95.379964] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4101 16:21:10.025547  [   95.387538] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0)

 4102 16:21:10.025824  [   95.392599] 3fa0:                   0000001f 0000001f 00000001 b6dd4000 0000001f 00000000

 4103 16:21:10.025911  [   95.400786] 3fc0: 0000001f 0000001f b6f1be00 00000004 00000001 00000000 00020000 be84eac4

 4104 16:21:10.026008  [   95.408970] 3fe0: 00000004 be84e7f8 b6e85d8f b6e0c7e6

 4105 16:21:10.026144  [   95.414083] irq event stamp: 0

 4106 16:21:10.026222  [   95.417174] hardirqs last  enabled at (0): [<00000000>] 0x0

 4107 16:21:10.026340  [   95.422761] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4108 16:21:10.069749  [   95.430328] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4109 16:21:10.069933  [   95.437878] softirqs last disabled at (0): [<00000000>] 0x0

 4110 16:21:10.070023  [   95.443470] ---[ end trace fff92107256d9f0c ]---

 4111 16:21:10.070108  [   95.448132] lkdtm: Negative detected: saturated

 4112 16:21:10.188543  # [   95.131109] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4113 16:21:10.189067  # [   95.137989] lkdtm: attempting bad refcount_sub_and_test() below zero

 4114 16:21:10.189455  # [   95.144360] ------------[ cut here ]------------

 4115 16:21:10.189778  # [   95.149116] WARNING: CPU: 3 PID: 2828 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4116 16:21:10.190084  # [   95.157710] refcount_t: underflow; use-after-free.

 4117 16:21:10.231559  # [   95.162512] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4118 16:21:10.232092  # [   95.191672] CPU: 3 PID: 2828 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4119 16:21:10.232434  # [   95.199422] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4120 16:21:10.232750  # [   95.205956] Backtrace: 

 4121 16:21:10.233053  # [   95.208427] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4122 16:21:10.274426  # [   95.216007]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4123 16:21:10.274951  # [   95.221678] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4124 16:21:10.275304  # [   95.229002] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4125 16:21:10.275616  # [   95.235971]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4126 16:21:10.275917  # [   95.243723] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4127 16:21:10.276212  # [   95.251212]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5ce2000

 4128 16:21:10.317705  # [   95.256882] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4129 16:21:10.318193  # [   95.265935]  r9:c1acd108 r8:c15e8da8 r7:c5ce3f60 r6:0000001f r5:c5c12000 r4:c5ce2000

 4130 16:21:10.318502  # [   95.273692] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4131 16:21:10.318792  # [   95.284142] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c1388d24>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4132 16:21:10.361634  # [   95.295803] [<c1388cd4>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4133 16:21:10.361857  # [   95.305719]  r4:00000032

 4134 16:21:10.361978  # [   95.308262] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4135 16:21:10.362090  # [   95.316279] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4136 16:21:10.362196  # [   95.324204]  r9:c5ce3f60 r8:c309cf00 r7:0000001f r6:b6dd4000 r5:c5a50b40 r4:c0c54a5c

 4137 16:21:10.362301  # [   95.331962] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4138 16:21:10.405873  # [   95.339800]  r9:c07e0568 r8:c5ce3f60 r7:c2815800 r6:b6dd4000 r5:c5a50b40 r4:00000000

 4139 16:21:10.406364  # [   95.347551] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4140 16:21:10.406686  # [   95.354694]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd4000 r6:c5ce2000 r5:c5a50b40

 4141 16:21:10.407006  # [   95.362526]  r4:c5a50b40

 4142 16:21:10.407300  # [   95.365068] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4143 16:21:10.407591  # [   95.372210]  r9:c5ce2000 r8:c03002e4 r7:00000004 r6:b6f1be00 r5:0000001f r4:0000001f

 4144 16:21:10.449943  # [   95.379964] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4145 16:21:10.450465  # [   95.387538] Exception stack(0xc5ce3fa8 to 0xc5ce3ff0)

 4146 16:21:10.450810  # [   95.392599] 3fa0:                   0000001f 0000001f 00000001 b6dd4000 0000001f 00000000

 4147 16:21:10.451126  # [   95.400786] 3fc0: 0000001f 0000001f b6f1be00 00000004 00000001 00000000 00020000 be84eac4

 4148 16:21:10.451423  # [   95.408970] 3fe0: 00000004 be84e7f8 b6e85d8f b6e0c7e6

 4149 16:21:10.451715  # [   95.414083] irq event stamp: 0

 4150 16:21:10.452000  # [   95.417174] hardirqs last  enabled at (0): [<00000000>] 0x0

 4151 16:21:10.493931  # [   95.422761] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4152 16:21:10.494451  # [   95.430328] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4153 16:21:10.494797  # [   95.437878] softirqs last disabled at (0): [<00000000>] 0x0

 4154 16:21:10.495111  # [   95.443470] ---[ end trace fff92107256d9f0c ]---

 4155 16:21:10.495411  # [   95.448132] lkdtm: Negative detected: saturated

 4156 16:21:10.495707  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4157 16:21:10.495997  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4158 16:21:10.496282  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh

 4159 16:21:10.537913  [   95.897687] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4160 16:21:10.538437  [   95.903370] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4161 16:21:10.538779  [   95.909821] lkdtm: Good: zero detected

 4162 16:21:10.539090  [   95.913586] lkdtm: Correctly stayed at zero

 4163 16:21:10.539385  [   95.917819] lkdtm: attempting bad refcount_inc() from zero

 4164 16:21:10.539677  [   95.923321] ------------[ cut here ]------------

 4165 16:21:10.539962  [   95.928094] WARNING: CPU: 2 PID: 2860 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4166 16:21:10.540249  [   95.936679] refcount_t: addition on 0; use-after-free.

 4167 16:21:10.582023  [   95.941826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4168 16:21:10.582559  [   95.970992] CPU: 2 PID: 2860 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4169 16:21:10.582907  [   95.978743] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4170 16:21:10.625929  [   95.985275] Backtrace: 

 4171 16:21:10.626445  [   95.987747] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4172 16:21:10.626781  [   95.995324]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4173 16:21:10.627084  [   96.000998] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4174 16:21:10.627376  [   96.008322] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4175 16:21:10.627659  [   96.015295]  r9:00000009 r8:c0873bbc r7:00000019 r6:00000009 r5:c0873bbc r4:c1a2107c

 4176 16:21:10.669733  [   96.023048] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4177 16:21:10.669953  [   96.030537]  r7:00000019 r6:c1a2107c r5:c1a2108c r4:c64fa000

 4178 16:21:10.670068  [   96.036207] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0x108/0x174)

 4179 16:21:10.670180  [   96.045259]  r9:c1acd128 r8:c15e8da8 r7:c64fbf60 r6:00000012 r5:00000000 r4:c64fa000

 4180 16:21:10.670307  [   96.053015] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55710>] (__refcount_add.constprop.0+0x54/0x58)

 4181 16:21:10.670419  [   96.062684] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388e08>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4182 16:21:10.713952  [   96.072435] [<c1388d60>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4183 16:21:10.714465  [   96.081224]  r5:c6625000 r4:00000033

 4184 16:21:10.714797  [   96.084810] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4185 16:21:10.715101  [   96.092827] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4186 16:21:10.715393  [   96.100752]  r9:c64fbf60 r8:c309cf00 r7:00000012 r6:b6dba000 r5:c5a508c0 r4:c0c54a5c

 4187 16:21:10.715682  [   96.108508] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4188 16:21:10.758046  [   96.116346]  r9:c07e0568 r8:c64fbf60 r7:c2815800 r6:b6dba000 r5:c5a508c0 r4:00000000

 4189 16:21:10.758574  [   96.124098] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4190 16:21:10.758921  [   96.131239]  r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c64fa000 r5:c5a508c0

 4191 16:21:10.759233  [   96.139072]  r4:c5a508c0

 4192 16:21:10.759530  [   96.141614] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4193 16:21:10.759825  [   96.148758]  r9:c64fa000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000012 r4:00000012

 4194 16:21:10.801749  [   96.156511] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4195 16:21:10.802263  [   96.164085] Exception stack(0xc64fbfa8 to 0xc64fbff0)

 4196 16:21:10.802603  [   96.169145] bfa0:                   00000012 00000012 00000001 b6dba000 00000012 00000000

 4197 16:21:10.802919  [   96.177332] bfc0: 00000012 00000012 b6f01e00 00000004 00000001 00000000 00020000 be9d4ac4

 4198 16:21:10.803219  [   96.185515] bfe0: 00000004 be9d47f8 b6e6bd8f b6df27e6

 4199 16:21:10.803513  [   96.190640] irq event stamp: 0

 4200 16:21:10.803798  [   96.193714] hardirqs last  enabled at (0): [<00000000>] 0x0

 4201 16:21:10.845970  [   96.199331] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4202 16:21:10.846494  [   96.206883] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4203 16:21:10.846839  [   96.214390] softirqs last disabled at (0): [<00000000>] 0x0

 4204 16:21:10.847147  [   96.220036] ---[ end trace fff92107256d9f0d ]---

 4205 16:21:10.847443  [   96.224677] lkdtm: Zero detected: saturated

 4206 16:21:10.960088  # [   95.897687] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4207 16:21:10.960611  # [   95.903370] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4208 16:21:10.960949  # [   95.909821] lkdtm: Good: zero detected

 4209 16:21:10.961258  # [   95.913586] lkdtm: Correctly stayed at zero

 4210 16:21:10.961586  # [   95.917819] lkdtm: attempting bad refcount_inc() from zero

 4211 16:21:10.961880  # [   95.923321] ------------[ cut here ]------------

 4212 16:21:10.962168  # [   95.928094] WARNING: CPU: 2 PID: 2860 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4213 16:21:11.005965  # [   95.936679] refcount_t: addition on 0; use-after-free.

 4214 16:21:11.006497  # [   95.941826] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4215 16:21:11.006862  # [   95.970992] CPU: 2 PID: 2860 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4216 16:21:11.049594  # [   95.978743] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4217 16:21:11.049771  # [   95.985275] Backtrace: 

 4218 16:21:11.049844  # [   95.987747] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4219 16:21:11.049914  # [   95.995324]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4220 16:21:11.049980  # [   96.000998] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4221 16:21:11.050044  # [   96.008322] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4222 16:21:11.050107  # [   96.015295]  r9:00000009 r8:c0873bbc r7:00000019 r6:00000009 r5:c0873bbc r4:c1a2107c

 4223 16:21:11.093620  # [   96.023048] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4224 16:21:11.093799  # [   96.030537]  r7:00000019 r6:c1a2107c r5:c1a2108c r4:c64fa000

 4225 16:21:11.093885  # [   96.036207] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0x108/0x174)

 4226 16:21:11.093965  # [   96.045259]  r9:c1acd128 r8:c15e8da8 r7:c64fbf60 r6:00000012 r5:00000000 r4:c64fa000

 4227 16:21:11.094042  # [   96.053015] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55710>] (__refcount_add.constprop.0+0x54/0x58)

 4228 16:21:11.137711  # [   96.062684] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388e08>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4229 16:21:11.138180  # [   96.072435] [<c1388d60>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4230 16:21:11.138478  # [   96.081224]  r5:c6625000 r4:00000033

 4231 16:21:11.138745  # [   96.084810] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4232 16:21:11.139003  # [   96.092827] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4233 16:21:11.139256  # [   96.100752]  r9:c64fbf60 r8:c309cf00 r7:00000012 r6:b6dba000 r5:c5a508c0 r4:c0c54a5c

 4234 16:21:11.181955  # [   96.108508] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4235 16:21:11.182444  # [   96.116346]  r9:c07e0568 r8:c64fbf60 r7:c2815800 r6:b6dba000 r5:c5a508c0 r4:00000000

 4236 16:21:11.182806  # [   96.124098] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4237 16:21:11.183123  # [   96.131239]  r10:00000004 r9:00000000 r8:00000000 r7:b6dba000 r6:c64fa000 r5:c5a508c0

 4238 16:21:11.183423  # [   96.139072]  r4:c5a508c0

 4239 16:21:11.183718  # [   96.141614] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4240 16:21:11.225928  # [   96.148758]  r9:c64fa000 r8:c03002e4 r7:00000004 r6:b6f01e00 r5:00000012 r4:00000012

 4241 16:21:11.226452  # [   96.156511] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4242 16:21:11.226798  # [   96.164085] Exception stack(0xc64fbfa8 to 0xc64fbff0)

 4243 16:21:11.227114  # [   96.169145] bfa0:                   00000012 00000012 00000001 b6dba000 00000012 00000000

 4244 16:21:11.227415  # [   96.177332] bfc0: 00000012 00000012 b6f01e00 00000004 00000001 00000000 00020000 be9d4ac4

 4245 16:21:11.227708  # [   96.185515] bfe0: 00000004 be9d47f8 b6e6bd8f b6df27e6

 4246 16:21:11.227995  # [   96.190640] irq event stamp: 0

 4247 16:21:11.269923  # [   96.193714] hardirqs last  enabled at (0): [<00000000>] 0x0

 4248 16:21:11.270446  # [   96.199331] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4249 16:21:11.270790  # [   96.206883] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4250 16:21:11.271101  # [   96.214390] softirqs last disabled at (0): [<00000000>] 0x0

 4251 16:21:11.271398  # [   96.220036] ---[ end trace fff92107256d9f0d ]---

 4252 16:21:11.271697  # [   96.224677] lkdtm: Zero detected: saturated

 4253 16:21:11.271986  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]

 4254 16:21:11.313916  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1

 4255 16:21:11.314443  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh

 4256 16:21:11.314788  [   96.675116] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4257 16:21:11.315104  [   96.682407] lkdtm: attempting safe refcount_add_not_zero() from zero

 4258 16:21:11.315404  [   96.688901] lkdtm: Good: zero detected

 4259 16:21:11.315697  [   96.692689] lkdtm: Correctly stayed at zero

 4260 16:21:11.315985  [   96.696911] lkdtm: attempting bad refcount_add() from zero

 4261 16:21:11.316273  [   96.702407] ------------[ cut here ]------------

 4262 16:21:11.358039  [   96.707074] WARNING: CPU: 0 PID: 2894 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4263 16:21:11.358564  [   96.715714] refcount_t: addition on 0; use-after-free.

 4264 16:21:11.358915  [   96.720864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4265 16:21:11.359247  [   96.750028] CPU: 0 PID: 2894 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4266 16:21:11.402043  [   96.757779] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4267 16:21:11.402567  [   96.764312] Backtrace: 

 4268 16:21:11.402910  [   96.766784] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4269 16:21:11.403228  [   96.774362]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4270 16:21:11.403528  [   96.780034] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4271 16:21:11.403823  [   96.787356] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4272 16:21:11.446009  [   96.794326]  r9:00000009 r8:c0873bbc r7:00000019 r6:00000009 r5:c0873bbc r4:c1a2107c

 4273 16:21:11.446532  [   96.802078] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4274 16:21:11.446881  [   96.809566]  r7:00000019 r6:c1a2107c r5:c1a2108c r4:c5b18000

 4275 16:21:11.447197  [   96.815235] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0x108/0x174)

 4276 16:21:11.447497  [   96.824287]  r9:c1acd13c r8:c15e8da8 r7:c5b19f60 r6:00000012 r5:00000000 r4:c5b18000

 4277 16:21:11.447792  [   96.832041] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55710>] (__refcount_add.constprop.0+0x54/0x58)

 4278 16:21:11.489992  [   96.841710] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388ed4>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4279 16:21:11.490519  [   96.851461] [<c1388e2c>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4280 16:21:11.490866  [   96.860249]  r5:c4797000 r4:00000034

 4281 16:21:11.491178  [   96.863835] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4282 16:21:11.491483  [   96.871851] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4283 16:21:11.534058  [   96.879776]  r9:c5b19f60 r8:c309cf00 r7:00000012 r6:b6e5c000 r5:c2fb4780 r4:c0c54a5c

 4284 16:21:11.534582  [   96.887533] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4285 16:21:11.534923  [   96.895371]  r9:c07e0568 r8:c5b19f60 r7:c2815800 r6:b6e5c000 r5:c2fb4780 r4:00000000

 4286 16:21:11.535236  [   96.903121] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4287 16:21:11.535535  [   96.910265]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5b18000 r5:c2fb4780

 4288 16:21:11.535826  [   96.918098]  r4:c2fb4780

 4289 16:21:11.536113  [   96.920640] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4290 16:21:11.577507  [   96.927783]  r9:c5b18000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:00000012 r4:00000012

 4291 16:21:11.577684  [   96.935537] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4292 16:21:11.577757  [   96.943110] Exception stack(0xc5b19fa8 to 0xc5b19ff0)

 4293 16:21:11.577851  [   96.948171] 9fa0:                   00000012 00000012 00000001 b6e5c000 00000012 00000000

 4294 16:21:11.577943  [   96.956356] 9fc0: 00000012 00000012 b6fa3e00 00000004 00000001 00000000 00020000 be80cac4

 4295 16:21:11.578018  [   96.964540] 9fe0: 00000004 be80c7f8 b6f0dd8f b6e947e6

 4296 16:21:11.578107  [   96.969629] irq event stamp: 0

 4297 16:21:11.621836  [   96.972703] hardirqs last  enabled at (0): [<00000000>] 0x0

 4298 16:21:11.622323  [   96.978315] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4299 16:21:11.622667  [   96.985889] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4300 16:21:11.622983  [   96.993392] softirqs last disabled at (0): [<00000000>] 0x0

 4301 16:21:11.623281  [   96.999003] ---[ end trace fff92107256d9f0e ]---

 4302 16:21:11.623592  [   97.003634] lkdtm: Zero detected: saturated

 4303 16:21:11.751961  # [   96.675116] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4304 16:21:11.752480  # [   96.682407] lkdtm: attempting safe refcount_add_not_zero() from zero

 4305 16:21:11.752819  # [   96.688901] lkdtm: Good: zero detected

 4306 16:21:11.753133  # [   96.692689] lkdtm: Correctly stayed at zero

 4307 16:21:11.753466  # [   96.696911] lkdtm: attempting bad refcount_add() from zero

 4308 16:21:11.753765  # [   96.702407] ------------[ cut here ]------------

 4309 16:21:11.754053  # [   96.707074] WARNING: CPU: 0 PID: 2894 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4310 16:21:11.754340  # [   96.715714] refcount_t: addition on 0; use-after-free.

 4311 16:21:11.794986  # [   96.720864] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4312 16:21:11.795503  # [   96.750028] CPU: 0 PID: 2894 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4313 16:21:11.795874  # [   96.757779] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4314 16:21:11.841571  # [   96.764312] Backtrace: 

 4315 16:21:11.841747  # [   96.766784] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4316 16:21:11.841851  # [   96.774362]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4317 16:21:11.841969  # [   96.780034] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4318 16:21:11.842061  # [   96.787356] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4319 16:21:11.842152  # [   96.794326]  r9:00000009 r8:c0873bbc r7:00000019 r6:00000009 r5:c0873bbc r4:c1a2107c

 4320 16:21:11.885629  # [   96.802078] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4321 16:21:11.885883  # [   96.809566]  r7:00000019 r6:c1a2107c r5:c1a2108c r4:c5b18000

 4322 16:21:11.886029  # [   96.815235] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bbc>] (refcount_warn_saturate+0x108/0x174)

 4323 16:21:11.886160  # [   96.824287]  r9:c1acd13c r8:c15e8da8 r7:c5b19f60 r6:00000012 r5:00000000 r4:c5b18000

 4324 16:21:11.886284  # [   96.832041] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55710>] (__refcount_add.constprop.0+0x54/0x58)

 4325 16:21:11.933824  # [   96.841710] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388ed4>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4326 16:21:11.934317  # [   96.851461] [<c1388e2c>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4327 16:21:11.934640  # [   96.860249]  r5:c4797000 r4:00000034

 4328 16:21:11.934929  # [   96.863835] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4329 16:21:11.935209  # [   96.871851] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4330 16:21:11.935481  # [   96.879776]  r9:c5b19f60 r8:c309cf00 r7:00000012 r6:b6e5c000 r5:c2fb4780 r4:c0c54a5c

 4331 16:21:11.977968  # [   96.887533] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4332 16:21:11.978490  # [   96.895371]  r9:c07e0568 r8:c5b19f60 r7:c2815800 r6:b6e5c000 r5:c2fb4780 r4:00000000

 4333 16:21:11.978834  # [   96.903121] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4334 16:21:11.979148  # [   96.910265]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5c000 r6:c5b18000 r5:c2fb4780

 4335 16:21:11.979448  # [   96.918098]  r4:c2fb4780

 4336 16:21:11.979741  # [   96.920640] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4337 16:21:12.022047  # [   96.927783]  r9:c5b18000 r8:c03002e4 r7:00000004 r6:b6fa3e00 r5:00000012 r4:00000012

 4338 16:21:12.022570  # [   96.935537] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4339 16:21:12.022917  # [   96.943110] Exception stack(0xc5b19fa8 to 0xc5b19ff0)

 4340 16:21:12.023228  # [   96.948171] 9fa0:                   00000012 00000012 00000001 b6e5c000 00000012 00000000

 4341 16:21:12.023529  # [   96.956356] 9fc0: 00000012 00000012 b6fa3e00 00000004 00000001 00000000 00020000 be80cac4

 4342 16:21:12.023824  # [   96.964540] 9fe0: 00000004 be80c7f8 b6f0dd8f b6e947e6

 4343 16:21:12.024114  # [   96.969629] irq event stamp: 0

 4344 16:21:12.065887  # [   96.972703] hardirqs last  enabled at (0): [<00000000>] 0x0

 4345 16:21:12.066379  # [   96.978315] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4346 16:21:12.066697  # [   96.985889] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4347 16:21:12.066987  # [   96.993392] softirqs last disabled at (0): [<00000000>] 0x0

 4348 16:21:12.067263  # [   96.999003] ---[ end trace fff92107256d9f0e ]---

 4349 16:21:12.067537  # [   97.003634] lkdtm: Zero detected: saturated

 4350 16:21:12.067802  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]

 4351 16:21:12.068066  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1

 4352 16:21:12.113518  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4353 16:21:12.113703  [   97.468430] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4354 16:21:12.113801  [   97.474549] lkdtm: attempting bad refcount_inc() from saturated

 4355 16:21:12.113889  [   97.480568] ------------[ cut here ]------------

 4356 16:21:12.113970  [   97.485293] WARNING: CPU: 2 PID: 2931 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4357 16:21:12.114054  [   97.493797] refcount_t: saturated; leaking memory.

 4358 16:21:12.157925  [   97.498712] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4359 16:21:12.158462  [   97.528236] CPU: 2 PID: 2931 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4360 16:21:12.158808  [   97.535989] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4361 16:21:12.159123  [   97.542521] Backtrace: 

 4362 16:21:12.201956  [   97.544992] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4363 16:21:12.202477  [   97.552571]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4364 16:21:12.202821  [   97.558243] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4365 16:21:12.203130  [   97.565567] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4366 16:21:12.203427  [   97.572537]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 4367 16:21:12.203720  [   97.580292] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4368 16:21:12.204007  [   97.587782]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c6764000

 4369 16:21:12.246027  [   97.593453] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 4370 16:21:12.246551  [   97.602419]  r9:c1acd150 r8:c15e8da8 r7:c6765f60 r6:00000017 r5:c660a000 r4:c6764000

 4371 16:21:12.246897  [   97.610175] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 4372 16:21:12.247210  [   97.619847] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388f44>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4373 16:21:12.290033  [   97.630031] [<c1388ef8>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4374 16:21:12.290554  [   97.639253]  r4:00000035

 4375 16:21:12.290895  [   97.641796] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4376 16:21:12.291209  [   97.649814] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4377 16:21:12.291513  [   97.657741]  r9:c6765f60 r8:c309cf00 r7:00000017 r6:b6dc4000 r5:c5a50000 r4:c0c54a5c

 4378 16:21:12.291812  [   97.665499] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4379 16:21:12.292103  [   97.673338]  r9:c07e0568 r8:c6765f60 r7:c2815800 r6:b6dc4000 r5:c5a50000 r4:00000000

 4380 16:21:12.333924  [   97.681089] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4381 16:21:12.334448  [   97.688233]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c6764000 r5:c5a50000

 4382 16:21:12.334787  [   97.696067]  r4:c5a50000

 4383 16:21:12.335097  [   97.698608] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4384 16:21:12.335398  [   97.705750]  r9:c6764000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000017 r4:00000017

 4385 16:21:12.335691  [   97.713504] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4386 16:21:12.377807  [   97.721078] Exception stack(0xc6765fa8 to 0xc6765ff0)

 4387 16:21:12.378357  [   97.726139] 5fa0:                   00000017 00000017 00000001 b6dc4000 00000017 00000000

 4388 16:21:12.378707  [   97.734326] 5fc0: 00000017 00000017 b6f0be00 00000004 00000001 00000000 00020000 bef67ac4

 4389 16:21:12.379018  [   97.742508] 5fe0: 00000004 bef677f8 b6e75d8f b6dfc7e6

 4390 16:21:12.379312  [   97.747621] irq event stamp: 0

 4391 16:21:12.379605  [   97.750694] hardirqs last  enabled at (0): [<00000000>] 0x0

 4392 16:21:12.379892  [   97.756308] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4393 16:21:12.421634  [   97.763805] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4394 16:21:12.421819  [   97.771327] softirqs last disabled at (0): [<00000000>] 0x0

 4395 16:21:12.421914  [   97.776935] ---[ end trace fff92107256d9f0f ]---

 4396 16:21:12.421999  [   97.781563] lkdtm: Saturation detected: still saturated

 4397 16:21:12.535992  # [   97.468430] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4398 16:21:12.536514  # [   97.474549] lkdtm: attempting bad refcount_inc() from saturated

 4399 16:21:12.536852  # [   97.480568] ------------[ cut here ]------------

 4400 16:21:12.537163  # [   97.485293] WARNING: CPU: 2 PID: 2931 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4401 16:21:12.537499  # [   97.493797] refcount_t: saturated; leaking memory.

 4402 16:21:12.578828  # [   97.498712] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4403 16:21:12.579372  # [   97.528236] CPU: 2 PID: 2931 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4404 16:21:12.579713  # [   97.535989] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4405 16:21:12.580026  # [   97.542521] Backtrace: 

 4406 16:21:12.580323  # [   97.544992] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4407 16:21:12.625801  # [   97.552571]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4408 16:21:12.626323  # [   97.558243] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4409 16:21:12.626672  # [   97.565567] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4410 16:21:12.626982  # [   97.572537]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 4411 16:21:12.627279  # [   97.580292] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4412 16:21:12.627567  # [   97.587782]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c6764000

 4413 16:21:12.669834  # [   97.593453] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 4414 16:21:12.670363  # [   97.602419]  r9:c1acd150 r8:c15e8da8 r7:c6765f60 r6:00000017 r5:c660a000 r4:c6764000

 4415 16:21:12.670724  # [   97.610175] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 4416 16:21:12.671041  # [   97.619847] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1388f44>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4417 16:21:12.713737  # [   97.630031] [<c1388ef8>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4418 16:21:12.714262  # [   97.639253]  r4:00000035

 4419 16:21:12.714598  # [   97.641796] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4420 16:21:12.714910  # [   97.649814] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4421 16:21:12.715213  # [   97.657741]  r9:c6765f60 r8:c309cf00 r7:00000017 r6:b6dc4000 r5:c5a50000 r4:c0c54a5c

 4422 16:21:12.715503  # [   97.665499] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4423 16:21:12.757967  # [   97.673338]  r9:c07e0568 r8:c6765f60 r7:c2815800 r6:b6dc4000 r5:c5a50000 r4:00000000

 4424 16:21:12.758494  # [   97.681089] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4425 16:21:12.758836  # [   97.688233]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c6764000 r5:c5a50000

 4426 16:21:12.759150  # [   97.696067]  r4:c5a50000

 4427 16:21:12.759449  # [   97.698608] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4428 16:21:12.759743  # [   97.705750]  r9:c6764000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000017 r4:00000017

 4429 16:21:12.760034  # [   97.713504] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4430 16:21:12.802023  # [   97.721078] Exception stack(0xc6765fa8 to 0xc6765ff0)

 4431 16:21:12.802545  # [   97.726139] 5fa0:                   00000017 00000017 00000001 b6dc4000 00000017 00000000

 4432 16:21:12.802888  # [   97.734326] 5fc0: 00000017 00000017 b6f0be00 00000004 00000001 00000000 00020000 bef67ac4

 4433 16:21:12.803203  # [   97.742508] 5fe0: 00000004 bef677f8 b6e75d8f b6dfc7e6

 4434 16:21:12.803498  # [   97.747621] irq event stamp: 0

 4435 16:21:12.803790  # [   97.750694] hardirqs last  enabled at (0): [<00000000>] 0x0

 4436 16:21:12.804079  # [   97.756308] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4437 16:21:12.845808  # [   97.763805] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4438 16:21:12.846327  # [   97.771327] softirqs last disabled at (0): [<00000000>] 0x0

 4439 16:21:12.846666  # [   97.776935] ---[ end trace fff92107256d9f0f ]---

 4440 16:21:12.846977  # [   97.781563] lkdtm: Saturation detected: still saturated

 4441 16:21:12.847278  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok

 4442 16:21:12.847574  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh

 4443 16:21:12.847864  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4444 16:21:12.901843  [   98.264286] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4445 16:21:12.902363  [   98.270466] lkdtm: attempting bad refcount_dec() from saturated

 4446 16:21:12.902706  [   98.276545] ------------[ cut here ]------------

 4447 16:21:12.903020  [   98.281215] WARNING: CPU: 0 PID: 2966 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4448 16:21:12.903321  [   98.289695] refcount_t: decrement hit 0; leaking memory.

 4449 16:21:12.945830  [   98.295017] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4450 16:21:12.946371  [   98.324293] CPU: 0 PID: 2966 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4451 16:21:12.946718  [   98.332043] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4452 16:21:12.947029  [   98.338576] Backtrace: 

 4453 16:21:12.947328  [   98.341047] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4454 16:21:12.947622  [   98.348625]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4455 16:21:12.989930  [   98.354296] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4456 16:21:12.990459  [   98.361619] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4457 16:21:12.990806  [   98.368589]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 4458 16:21:12.991120  [   98.376341] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4459 16:21:12.991420  [   98.383830]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c5cd0000

 4460 16:21:13.033934  [   98.389499] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 4461 16:21:13.034455  [   98.398465]  r9:c1acd168 r8:c15e8da8 r7:c5cd1f60 r6:00000017 r5:c6142000 r4:c5cd0000

 4462 16:21:13.034804  [   98.406222] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 4463 16:21:13.035120  [   98.415888] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388fb0>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4464 16:21:13.035424  [   98.426076] [<c1388f68>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4465 16:21:13.035720  [   98.435298]  r4:00000036

 4466 16:21:13.077943  [   98.437842] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4467 16:21:13.078465  [   98.445859] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4468 16:21:13.078810  [   98.453784]  r9:c5cd1f60 r8:c309cf00 r7:00000017 r6:b6e55000 r5:c2fb4000 r4:c0c54a5c

 4469 16:21:13.079126  [   98.461540] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4470 16:21:13.079427  [   98.469377]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e55000 r5:c2fb4000 r4:00000000

 4471 16:21:13.121931  [   98.477127] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4472 16:21:13.122459  [   98.484272]  r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c5cd0000 r5:c2fb4000

 4473 16:21:13.122802  [   98.492104]  r4:c2fb4000

 4474 16:21:13.123110  [   98.494646] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4475 16:21:13.123408  [   98.501788]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000017 r4:00000017

 4476 16:21:13.123704  [   98.509542] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4477 16:21:13.123997  [   98.517116] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 4478 16:21:13.165946  [   98.522176] 1fa0:                   00000017 00000017 00000001 b6e55000 00000017 00000000

 4479 16:21:13.166471  [   98.530363] 1fc0: 00000017 00000017 b6f9ce00 00000004 00000001 00000000 00020000 bedd5ac4

 4480 16:21:13.166815  [   98.538547] 1fe0: 00000004 bedd57f8 b6f06d8f b6e8d7e6

 4481 16:21:13.167128  [   98.543638] irq event stamp: 0

 4482 16:21:13.167425  [   98.546730] hardirqs last  enabled at (0): [<00000000>] 0x0

 4483 16:21:13.167719  [   98.552318] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4484 16:21:13.168012  [   98.559879] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4485 16:21:13.209718  [   98.567430] softirqs last disabled at (0): [<00000000>] 0x0

 4486 16:21:13.209913  [   98.573016] ---[ end trace fff92107256d9f10 ]---

 4487 16:21:13.210012  [   98.577667] lkdtm: Saturation detected: still saturated

 4488 16:21:13.330943  # [   98.264286] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4489 16:21:13.331468  # [   98.270466] lkdtm: attempting bad refcount_dec() from saturated

 4490 16:21:13.331814  # [   98.276545] ------------[ cut here ]------------

 4491 16:21:13.332130  # [   98.281215] WARNING: CPU: 0 PID: 2966 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4492 16:21:13.332437  # [   98.289695] refcount_t: decrement hit 0; leaking memory.

 4493 16:21:13.374120  # [   98.295017] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4494 16:21:13.374667  # [   98.324293] CPU: 0 PID: 2966 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4495 16:21:13.375016  # [   98.332043] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4496 16:21:13.375333  # [   98.338576] Backtrace: 

 4497 16:21:13.375637  # [   98.341047] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4498 16:21:13.417813  # [   98.348625]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4499 16:21:13.418333  # [   98.354296] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4500 16:21:13.418693  # [   98.361619] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4501 16:21:13.419009  # [   98.368589]  r9:00000009 r8:c0873b20 r7:0000001f r6:00000009 r5:c0873b20 r4:c1a2107c

 4502 16:21:13.419307  # [   98.376341] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4503 16:21:13.419600  # [   98.383830]  r7:0000001f r6:c1a2107c r5:c1a210e0 r4:c5cd0000

 4504 16:21:13.465789  # [   98.389499] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b20>] (refcount_warn_saturate+0x6c/0x174)

 4505 16:21:13.466282  # [   98.398465]  r9:c1acd168 r8:c15e8da8 r7:c5cd1f60 r6:00000017 r5:c6142000 r4:c5cd0000

 4506 16:21:13.466597  # [   98.406222] [<c0873ab4>] (refcount_warn_saturate) from [<c1388830>] (__refcount_dec.constprop.0+0x38/0x3c)

 4507 16:21:13.466891  # [   98.415888] [<c13887f8>] (__refcount_dec.constprop.0) from [<c1388fb0>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4508 16:21:13.509793  # [   98.426076] [<c1388f68>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4509 16:21:13.510327  # [   98.435298]  r4:00000036

 4510 16:21:13.510665  # [   98.437842] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4511 16:21:13.510979  # [   98.445859] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4512 16:21:13.511282  # [   98.453784]  r9:c5cd1f60 r8:c309cf00 r7:00000017 r6:b6e55000 r5:c2fb4000 r4:c0c54a5c

 4513 16:21:13.511579  # [   98.461540] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4514 16:21:13.553923  # [   98.469377]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e55000 r5:c2fb4000 r4:00000000

 4515 16:21:13.554444  # [   98.477127] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4516 16:21:13.554790  # [   98.484272]  r10:00000004 r9:00000000 r8:00000000 r7:b6e55000 r6:c5cd0000 r5:c2fb4000

 4517 16:21:13.555103  # [   98.492104]  r4:c2fb4000

 4518 16:21:13.555406  # [   98.494646] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4519 16:21:13.555702  # [   98.501788]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f9ce00 r5:00000017 r4:00000017

 4520 16:21:13.555993  # [   98.509542] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4521 16:21:13.597931  # [   98.517116] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 4522 16:21:13.598455  # [   98.522176] 1fa0:                   00000017 00000017 00000001 b6e55000 00000017 00000000

 4523 16:21:13.598805  # [   98.530363] 1fc0: 00000017 00000017 b6f9ce00 00000004 00000001 00000000 00020000 bedd5ac4

 4524 16:21:13.599121  # [   98.538547] 1fe0: 00000004 bedd57f8 b6f06d8f b6e8d7e6

 4525 16:21:13.599420  # [   98.543638] irq event stamp: 0

 4526 16:21:13.599712  # [   98.546730] hardirqs last  enabled at (0): [<00000000>] 0x0

 4527 16:21:13.600001  # [   98.552318] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4528 16:21:13.642286  # [   98.559879] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4529 16:21:13.642810  # [   98.567430] softirqs last disabled at (0): [<00000000>] 0x0

 4530 16:21:13.643149  # [   98.573016] ---[ end trace fff92107256d9f10 ]---

 4531 16:21:13.643462  # [   98.577667] lkdtm: Saturation detected: still saturated

 4532 16:21:13.643760  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4533 16:21:13.644055  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh

 4534 16:21:13.644344  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4535 16:21:13.688765  [   99.054228] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4536 16:21:13.689309  [   99.060502] lkdtm: attempting bad refcount_dec() from saturated

 4537 16:21:13.689655  [   99.066502] ------------[ cut here ]------------

 4538 16:21:13.689966  [   99.071150] WARNING: CPU: 3 PID: 3001 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4539 16:21:13.690268  [   99.079692] refcount_t: saturated; leaking memory.

 4540 16:21:13.732168  [   99.084518] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4541 16:21:13.732705  [   99.113681] CPU: 3 PID: 3001 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4542 16:21:13.733050  [   99.121431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4543 16:21:13.733388  [   99.127964] Backtrace: 

 4544 16:21:13.733687  [   99.130435] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4545 16:21:13.775260  [   99.138014]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4546 16:21:13.775787  [   99.143685] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4547 16:21:13.776130  [   99.151008] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4548 16:21:13.776443  [   99.157978]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 4549 16:21:13.776746  [   99.165732] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4550 16:21:13.777039  [   99.173221]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c5d7a000

 4551 16:21:13.818221  [   99.178891] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 4552 16:21:13.818746  [   99.187856]  r9:c1acd180 r8:c15e8da8 r7:c5d7bf60 r6:00000017 r5:c5c43000 r4:c5d7a000

 4553 16:21:13.819086  [   99.195611] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 4554 16:21:13.819403  [   99.205280] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1389020>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4555 16:21:13.819704  [   99.215466] [<c1388fd4>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4556 16:21:13.819996  [   99.224688]  r4:00000037

 4557 16:21:13.861838  [   99.227232] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4558 16:21:13.862363  [   99.235250] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4559 16:21:13.862707  [   99.243175]  r9:c5d7bf60 r8:c309cf00 r7:00000017 r6:b6dd0000 r5:c46f1180 r4:c0c54a5c

 4560 16:21:13.863021  [   99.250931] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4561 16:21:13.863323  [   99.258768]  r9:c07e0568 r8:c5d7bf60 r7:c2815800 r6:b6dd0000 r5:c46f1180 r4:00000000

 4562 16:21:13.905812  [   99.266518] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4563 16:21:13.906338  [   99.273663]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c5d7a000 r5:c46f1180

 4564 16:21:13.906686  [   99.281496]  r4:c46f1180

 4565 16:21:13.906998  [   99.284038] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4566 16:21:13.907300  [   99.291181]  r9:c5d7a000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000017 r4:00000017

 4567 16:21:13.907596  [   99.298935] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4568 16:21:13.907882  [   99.306510] Exception stack(0xc5d7bfa8 to 0xc5d7bff0)

 4569 16:21:13.949800  [   99.311570] bfa0:                   00000017 00000017 00000001 b6dd0000 00000017 00000000

 4570 16:21:13.950339  [   99.319757] bfc0: 00000017 00000017 b6f17e00 00000004 00000001 00000000 00020000 beb6dac4

 4571 16:21:13.950699  [   99.327939] bfe0: 00000004 beb6d7f8 b6e81d8f b6e087e6

 4572 16:21:13.951011  [   99.333046] irq event stamp: 0

 4573 16:21:13.951306  [   99.336139] hardirqs last  enabled at (0): [<00000000>] 0x0

 4574 16:21:13.951598  [   99.341730] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4575 16:21:13.951885  [   99.349262] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4576 16:21:13.993882  [   99.356811] softirqs last disabled at (0): [<00000000>] 0x0

 4577 16:21:13.994407  [   99.362406] ---[ end trace fff92107256d9f11 ]---

 4578 16:21:13.994752  [   99.367086] lkdtm: Saturation detected: still saturated

 4579 16:21:14.119063  # [   99.054228] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4580 16:21:14.119587  # [   99.060502] lkdtm: attempting bad refcount_dec() from saturated

 4581 16:21:14.119926  # [   99.066502] ------------[ cut here ]------------

 4582 16:21:14.120241  # [   99.071150] WARNING: CPU: 3 PID: 3001 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4583 16:21:14.120547  # [   99.079692] refcount_t: saturated; leaking memory.

 4584 16:21:14.161926  # [   99.084518] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4585 16:21:14.162475  # [   99.113681] CPU: 3 PID: 3001 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4586 16:21:14.162823  # [   99.121431] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4587 16:21:14.163137  # [   99.127964] Backtrace: 

 4588 16:21:14.163436  # [   99.130435] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4589 16:21:14.205602  # [   99.138014]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4590 16:21:14.205777  # [   99.143685] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4591 16:21:14.205850  # [   99.151008] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4592 16:21:14.205943  # [   99.157978]  r9:00000009 r8:c0873b88 r7:00000016 r6:00000009 r5:c0873b88 r4:c1a2107c

 4593 16:21:14.206035  # [   99.165732] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4594 16:21:14.206111  # [   99.173221]  r7:00000016 r6:c1a2107c r5:c1a21054 r4:c5d7a000

 4595 16:21:14.253660  # [   99.178891] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b88>] (refcount_warn_saturate+0xd4/0x174)

 4596 16:21:14.253964  # [   99.187856]  r9:c1acd180 r8:c15e8da8 r7:c5d7bf60 r6:00000017 r5:c5c43000 r4:c5d7a000

 4597 16:21:14.254147  # [   99.195611] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55700>] (__refcount_add.constprop.0+0x44/0x58)

 4598 16:21:14.254314  # [   99.205280] [<c0c556bc>] (__refcount_add.constprop.0) from [<c1389020>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4599 16:21:14.297755  # [   99.215466] [<c1388fd4>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4600 16:21:14.298234  # [   99.224688]  r4:00000037

 4601 16:21:14.298542  # [   99.227232] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4602 16:21:14.298831  # [   99.235250] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4603 16:21:14.299106  # [   99.243175]  r9:c5d7bf60 r8:c309cf00 r7:00000017 r6:b6dd0000 r5:c46f1180 r4:c0c54a5c

 4604 16:21:14.299379  # [   99.250931] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4605 16:21:14.341955  # [   99.258768]  r9:c07e0568 r8:c5d7bf60 r7:c2815800 r6:b6dd0000 r5:c46f1180 r4:00000000

 4606 16:21:14.342446  # [   99.266518] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4607 16:21:14.342764  # [   99.273663]  r10:00000004 r9:00000000 r8:00000000 r7:b6dd0000 r6:c5d7a000 r5:c46f1180

 4608 16:21:14.343053  # [   99.281496]  r4:c46f1180

 4609 16:21:14.343323  # [   99.284038] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4610 16:21:14.343594  # [   99.291181]  r9:c5d7a000 r8:c03002e4 r7:00000004 r6:b6f17e00 r5:00000017 r4:00000017

 4611 16:21:14.343859  # [   99.298935] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4612 16:21:14.385940  # [   99.306510] Exception stack(0xc5d7bfa8 to 0xc5d7bff0)

 4613 16:21:14.386462  # [   99.311570] bfa0:                   00000017 00000017 00000001 b6dd0000 00000017 00000000

 4614 16:21:14.386808  # [   99.319757] bfc0: 00000017 00000017 b6f17e00 00000004 00000001 00000000 00020000 beb6dac4

 4615 16:21:14.387120  # [   99.327939] bfe0: 00000004 beb6d7f8 b6e81d8f b6e087e6

 4616 16:21:14.387419  # [   99.333046] irq event stamp: 0

 4617 16:21:14.387713  # [   99.336139] hardirqs last  enabled at (0): [<00000000>] 0x0

 4618 16:21:14.388001  # [   99.341730] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4619 16:21:14.429936  # [   99.349262] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4620 16:21:14.430460  # [   99.356811] softirqs last disabled at (0): [<00000000>] 0x0

 4621 16:21:14.430804  # [   99.362406] ---[ end trace fff92107256d9f11 ]---

 4622 16:21:14.431117  # [   99.367086] lkdtm: Saturation detected: still saturated

 4623 16:21:14.431416  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok

 4624 16:21:14.431708  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh

 4625 16:21:14.431995  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 4626 16:21:14.473841  [   99.832218] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4627 16:21:14.474364  [   99.839277] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4628 16:21:14.474708  [   99.846058] ------------[ cut here ]------------

 4629 16:21:14.475023  [   99.850706] WARNING: CPU: 1 PID: 3033 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4630 16:21:14.475324  [   99.859311] refcount_t: saturated; leaking memory.

 4631 16:21:14.517921  [   99.864136] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4632 16:21:14.518459  [   99.893306] CPU: 1 PID: 3033 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4633 16:21:14.518809  [   99.901057] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4634 16:21:14.519122  [   99.907589] Backtrace: 

 4635 16:21:14.519420  [   99.910061] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4636 16:21:14.519716  [   99.917641]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4637 16:21:14.561933  [   99.923313] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4638 16:21:14.562455  [   99.930637] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4639 16:21:14.562804  [   99.937609]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 4640 16:21:14.563118  [   99.945363] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4641 16:21:14.563417  [   99.952852]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c67b4000

 4642 16:21:14.563711  [   99.958522] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 4643 16:21:14.605938  [   99.967488]  r9:c1acd198 r8:c15e8da8 r7:c67b5f60 r6:00000020 r5:c5b57000 r4:c0000000

 4644 16:21:14.606462  [   99.975247] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4645 16:21:14.606811  [   99.985695] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1389094>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4646 16:21:14.607125  [   99.997436]  r5:c5b57000 r4:c67b4000

 4647 16:21:14.649947  [  100.001025] [<c1389044>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4648 16:21:14.650470  [  100.011028]  r4:00000038

 4649 16:21:14.650810  [  100.013571] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4650 16:21:14.651124  [  100.021589] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4651 16:21:14.651423  [  100.029517]  r9:c67b5f60 r8:c309cf00 r7:00000020 r6:b6e66000 r5:c467d900 r4:c0c54a5c

 4652 16:21:14.651720  [  100.037276] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4653 16:21:14.652010  [  100.045113]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e66000 r5:c467d900 r4:00000000

 4654 16:21:14.693952  [  100.052866] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4655 16:21:14.694472  [  100.060010]  r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c67b4000 r5:c467d900

 4656 16:21:14.694819  [  100.067845]  r4:c467d900

 4657 16:21:14.695130  [  100.070387] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4658 16:21:14.695432  [  100.077531]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020

 4659 16:21:14.695726  [  100.085285] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4660 16:21:14.737758  [  100.092859] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 4661 16:21:14.738271  [  100.097919] 5fa0:                   00000020 00000020 00000001 b6e66000 00000020 00000000

 4662 16:21:14.738607  [  100.106106] 5fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bed20ac4

 4663 16:21:14.738917  [  100.114289] 5fe0: 00000004 bed207f8 b6f17d8f b6e9e7e6

 4664 16:21:14.739211  [  100.119430] irq event stamp: 0

 4665 16:21:14.739499  [  100.122509] hardirqs last  enabled at (0): [<00000000>] 0x0

 4666 16:21:14.739786  [  100.128131] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4667 16:21:14.781969  [  100.135673] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4668 16:21:14.782460  [  100.143173] softirqs last disabled at (0): [<00000000>] 0x0

 4669 16:21:14.782776  [  100.148792] ---[ end trace fff92107256d9f12 ]---

 4670 16:21:14.783064  [  100.153451] lkdtm: Saturation detected: still saturated

 4671 16:21:14.902267  # [   99.832218] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4672 16:21:14.902785  # [   99.839277] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4673 16:21:14.903122  # [   99.846058] ------------[ cut here ]------------

 4674 16:21:14.903435  # [   99.850706] WARNING: CPU: 1 PID: 3033 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4675 16:21:14.903736  # [   99.859311] refcount_t: saturated; leaking memory.

 4676 16:21:14.949722  # [   99.864136] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4677 16:21:14.950297  # [   99.893306] CPU: 1 PID: 3033 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4678 16:21:14.950645  # [   99.901057] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4679 16:21:14.950962  # [   99.907589] Backtrace: 

 4680 16:21:14.951263  # [   99.910061] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4681 16:21:14.993637  # [   99.917641]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4682 16:21:14.993816  # [   99.923313] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4683 16:21:14.993889  # [   99.930637] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4684 16:21:14.993982  # [   99.937609]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 4685 16:21:14.994073  # [   99.945363] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4686 16:21:14.994149  # [   99.952852]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c67b4000

 4687 16:21:15.037790  # [   99.958522] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 4688 16:21:15.038109  # [   99.967488]  r9:c1acd198 r8:c15e8da8 r7:c67b5f60 r6:00000020 r5:c5b57000 r4:c0000000

 4689 16:21:15.038304  # [   99.975247] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4690 16:21:15.038481  # [   99.985695] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c1389094>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4691 16:21:15.038650  # [   99.997436]  r5:c5b57000 r4:c67b4000

 4692 16:21:15.081826  # [  100.001025] [<c1389044>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4693 16:21:15.082376  # [  100.011028]  r4:00000038

 4694 16:21:15.082790  # [  100.013571] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4695 16:21:15.083115  # [  100.021589] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4696 16:21:15.083419  # [  100.029517]  r9:c67b5f60 r8:c309cf00 r7:00000020 r6:b6e66000 r5:c467d900 r4:c0c54a5c

 4697 16:21:15.083778  # [  100.037276] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4698 16:21:15.125960  # [  100.045113]  r9:c07e0568 r8:c67b5f60 r7:c2815800 r6:b6e66000 r5:c467d900 r4:00000000

 4699 16:21:15.126450  # [  100.052866] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4700 16:21:15.126775  # [  100.060010]  r10:00000004 r9:00000000 r8:00000000 r7:b6e66000 r6:c67b4000 r5:c467d900

 4701 16:21:15.127064  # [  100.067845]  r4:c467d900

 4702 16:21:15.127338  # [  100.070387] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4703 16:21:15.127611  # [  100.077531]  r9:c67b4000 r8:c03002e4 r7:00000004 r6:b6fade00 r5:00000020 r4:00000020

 4704 16:21:15.170058  # [  100.085285] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4705 16:21:15.170578  # [  100.092859] Exception stack(0xc67b5fa8 to 0xc67b5ff0)

 4706 16:21:15.170925  # [  100.097919] 5fa0:                   00000020 00000020 00000001 b6e66000 00000020 00000000

 4707 16:21:15.171242  # [  100.106106] 5fc0: 00000020 00000020 b6fade00 00000004 00000001 00000000 00020000 bed20ac4

 4708 16:21:15.171541  # [  100.114289] 5fe0: 00000004 bed207f8 b6f17d8f b6e9e7e6

 4709 16:21:15.171835  # [  100.119430] irq event stamp: 0

 4710 16:21:15.172121  # [  100.122509] hardirqs last  enabled at (0): [<00000000>] 0x0

 4711 16:21:15.213787  # [  100.128131] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4712 16:21:15.214267  # [  100.135673] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4713 16:21:15.214578  # [  100.143173] softirqs last disabled at (0): [<00000000>] 0x0

 4714 16:21:15.214865  # [  100.148792] ---[ end trace fff92107256d9f12 ]---

 4715 16:21:15.215139  # [  100.153451] lkdtm: Saturation detected: still saturated

 4716 16:21:15.215447  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4717 16:21:15.215739  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1

 4718 16:21:15.257791  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 4719 16:21:15.258309  [  100.625759] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4720 16:21:15.258658  [  100.632658] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4721 16:21:15.258970  [  100.639434] ------------[ cut here ]------------

 4722 16:21:15.259265  [  100.644084] WARNING: CPU: 1 PID: 3067 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4723 16:21:15.259564  [  100.652604] refcount_t: saturated; leaking memory.

 4724 16:21:15.301792  [  100.657510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4725 16:21:15.302328  [  100.687012] CPU: 1 PID: 3067 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4726 16:21:15.302680  [  100.694762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4727 16:21:15.302995  [  100.701295] Backtrace: 

 4728 16:21:15.345943  [  100.703765] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4729 16:21:15.346466  [  100.711345]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4730 16:21:15.346813  [  100.717017] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4731 16:21:15.347127  [  100.724341] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4732 16:21:15.347427  [  100.731313]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 4733 16:21:15.347722  [  100.739067] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4734 16:21:15.348014  [  100.746557]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c66ce000

 4735 16:21:15.389912  [  100.752228] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 4736 16:21:15.390439  [  100.761195]  r9:c1acd1b8 r8:c15e8da8 r7:c66cff60 r6:00000020 r5:c5b57000 r4:c0000000

 4737 16:21:15.390787  [  100.768954] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4738 16:21:15.391106  [  100.779400] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c138911c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4739 16:21:15.391411  [  100.791141]  r5:c5b57000 r4:c66ce000

 4740 16:21:15.433908  [  100.794732] [<c13890cc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4741 16:21:15.434429  [  100.804736]  r4:00000039

 4742 16:21:15.434770  [  100.807280] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4743 16:21:15.435087  [  100.815299] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4744 16:21:15.435386  [  100.823224]  r9:c66cff60 r8:c309cf00 r7:00000020 r6:b6dfc000 r5:c599ca00 r4:c0c54a5c

 4745 16:21:15.435679  [  100.830979] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4746 16:21:15.477946  [  100.838818]  r9:c07e0568 r8:c66cff60 r7:c2815800 r6:b6dfc000 r5:c599ca00 r4:00000000

 4747 16:21:15.478472  [  100.846570] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4748 16:21:15.478825  [  100.853712]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c66ce000 r5:c599ca00

 4749 16:21:15.479141  [  100.861544]  r4:c599ca00

 4750 16:21:15.479443  [  100.864088] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4751 16:21:15.479736  [  100.871230]  r9:c66ce000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020

 4752 16:21:15.521744  [  100.878985] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4753 16:21:15.522263  [  100.886559] Exception stack(0xc66cffa8 to 0xc66cfff0)

 4754 16:21:15.522601  [  100.891621] ffa0:                   00000020 00000020 00000001 b6dfc000 00000020 00000000

 4755 16:21:15.522916  [  100.899806] ffc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 be8f4ac4

 4756 16:21:15.523220  [  100.907990] ffe0: 00000004 be8f47f8 b6eadd8f b6e347e6

 4757 16:21:15.523516  [  100.913116] irq event stamp: 0

 4758 16:21:15.523805  [  100.916220] hardirqs last  enabled at (0): [<00000000>] 0x0

 4759 16:21:15.565971  [  100.921811] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4760 16:21:15.566462  [  100.929373] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4761 16:21:15.566818  [  100.936918] softirqs last disabled at (0): [<00000000>] 0x0

 4762 16:21:15.567133  [  100.942506] ---[ end trace fff92107256d9f13 ]---

 4763 16:21:15.567434  [  100.947177] lkdtm: Saturation detected: still saturated

 4764 16:21:15.692924  # [  100.625759] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4765 16:21:15.693466  # [  100.632658] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4766 16:21:15.693800  # [  100.639434] ------------[ cut here ]------------

 4767 16:21:15.694110  # [  100.644084] WARNING: CPU: 1 PID: 3067 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4768 16:21:15.694406  # [  100.652604] refcount_t: saturated; leaking memory.

 4769 16:21:15.735915  # [  100.657510] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4770 16:21:15.736112  # [  100.687012] CPU: 1 PID: 3067 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4771 16:21:15.736217  # [  100.694762] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4772 16:21:15.736317  # [  100.701295] Backtrace: 

 4773 16:21:15.736405  # [  100.703765] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4774 16:21:15.779032  # [  100.711345]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4775 16:21:15.779474  # [  100.717017] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4776 16:21:15.779775  # [  100.724341] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4777 16:21:15.780055  # [  100.731313]  r9:00000009 r8:c0873b54 r7:00000013 r6:00000009 r5:c0873b54 r4:c1a2107c

 4778 16:21:15.780322  # [  100.739067] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4779 16:21:15.780587  # [  100.746557]  r7:00000013 r6:c1a2107c r5:c1a21054 r4:c66ce000

 4780 16:21:15.822040  # [  100.752228] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873b54>] (refcount_warn_saturate+0xa0/0x174)

 4781 16:21:15.822509  # [  100.761195]  r9:c1acd1b8 r8:c15e8da8 r7:c66cff60 r6:00000020 r5:c5b57000 r4:c0000000

 4782 16:21:15.822819  # [  100.768954] [<c0873ab4>] (refcount_warn_saturate) from [<c1388898>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4783 16:21:15.823110  # [  100.779400] [<c1388834>] (__refcount_add_not_zero.constprop.0) from [<c138911c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4784 16:21:15.823386  # [  100.791141]  r5:c5b57000 r4:c66ce000

 4785 16:21:15.865801  # [  100.794732] [<c13890cc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4786 16:21:15.866287  # [  100.804736]  r4:00000039

 4787 16:21:15.866595  # [  100.807280] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4788 16:21:15.866883  # [  100.815299] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4789 16:21:15.867158  # [  100.823224]  r9:c66cff60 r8:c309cf00 r7:00000020 r6:b6dfc000 r5:c599ca00 r4:c0c54a5c

 4790 16:21:15.867430  # [  100.830979] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4791 16:21:15.909932  # [  100.838818]  r9:c07e0568 r8:c66cff60 r7:c2815800 r6:b6dfc000 r5:c599ca00 r4:00000000

 4792 16:21:15.910423  # [  100.846570] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4793 16:21:15.910743  # [  100.853712]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfc000 r6:c66ce000 r5:c599ca00

 4794 16:21:15.911029  # [  100.861544]  r4:c599ca00

 4795 16:21:15.911301  # [  100.864088] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4796 16:21:15.911568  # [  100.871230]  r9:c66ce000 r8:c03002e4 r7:00000004 r6:b6f43e00 r5:00000020 r4:00000020

 4797 16:21:15.953945  # [  100.878985] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4798 16:21:15.954467  # [  100.886559] Exception stack(0xc66cffa8 to 0xc66cfff0)

 4799 16:21:15.954816  # [  100.891621] ffa0:                   00000020 00000020 00000001 b6dfc000 00000020 00000000

 4800 16:21:15.955135  # [  100.899806] ffc0: 00000020 00000020 b6f43e00 00000004 00000001 00000000 00020000 be8f4ac4

 4801 16:21:15.955435  # [  100.907990] ffe0: 00000004 be8f47f8 b6eadd8f b6e347e6

 4802 16:21:15.955728  # [  100.913116] irq event stamp: 0

 4803 16:21:15.956014  # [  100.916220] hardirqs last  enabled at (0): [<00000000>] 0x0

 4804 16:21:15.997781  # [  100.921811] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4805 16:21:15.998295  # [  100.929373] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4806 16:21:15.998633  # [  100.936918] softirqs last disabled at (0): [<00000000>] 0x0

 4807 16:21:15.998948  # [  100.942506] ---[ end trace fff92107256d9f13 ]---

 4808 16:21:15.999250  # [  100.947177] lkdtm: Saturation detected: still saturated

 4809 16:21:15.999544  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]

 4810 16:21:15.999836  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1

 4811 16:21:16.044546  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4812 16:21:16.045068  [  101.411905] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4813 16:21:16.045439  [  101.418986] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4814 16:21:16.045752  [  101.425780] ------------[ cut here ]------------

 4815 16:21:16.046051  [  101.430430] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4816 16:21:16.046351  [  101.439057] refcount_t: underflow; use-after-free.

 4817 16:21:16.087653  [  101.443882] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4818 16:21:16.088190  [  101.473043] CPU: 3 PID: 3104 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4819 16:21:16.088534  [  101.480794] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4820 16:21:16.088843  [  101.487325] Backtrace: 

 4821 16:21:16.130804  [  101.489797] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4822 16:21:16.131343  [  101.497376]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4823 16:21:16.131688  [  101.503048] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4824 16:21:16.131998  [  101.510371] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4825 16:21:16.132296  [  101.517342]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4826 16:21:16.132589  [  101.525094] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4827 16:21:16.132878  [  101.532584]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5cd0000

 4828 16:21:16.173996  [  101.538253] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4829 16:21:16.174519  [  101.547306]  r9:c1acd1d8 r8:c15e8da8 r7:c5cd1f60 r6:00000020 r5:c5c43000 r4:c5cd0000

 4830 16:21:16.174860  [  101.555065] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4831 16:21:16.175176  [  101.565518] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c13891a4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4832 16:21:16.217846  [  101.577264] [<c1389154>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4833 16:21:16.218372  [  101.587268]  r4:0000003a

 4834 16:21:16.218715  [  101.589813] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4835 16:21:16.219028  [  101.597829] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4836 16:21:16.219331  [  101.605754]  r9:c5cd1f60 r8:c309cf00 r7:00000020 r6:b6e4e000 r5:c5a51e00 r4:c0c54a5c

 4837 16:21:16.219627  [  101.613511] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4838 16:21:16.261828  [  101.621350]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e4e000 r5:c5a51e00 r4:00000000

 4839 16:21:16.262352  [  101.629101] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4840 16:21:16.262696  [  101.636244]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5cd0000 r5:c5a51e00

 4841 16:21:16.263007  [  101.644076]  r4:c5a51e00

 4842 16:21:16.263305  [  101.646620] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4843 16:21:16.263599  [  101.653762]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:00000020 r4:00000020

 4844 16:21:16.263890  [  101.661516] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4845 16:21:16.305837  [  101.669091] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 4846 16:21:16.306379  [  101.674150] 1fa0:                   00000020 00000020 00000001 b6e4e000 00000020 00000000

 4847 16:21:16.306741  [  101.682336] 1fc0: 00000020 00000020 b6f95e00 00000004 00000001 00000000 00020000 bec9bac4

 4848 16:21:16.307056  [  101.690519] 1fe0: 00000004 bec9b7f8 b6effd8f b6e867e6

 4849 16:21:16.307355  [  101.695629] irq event stamp: 0

 4850 16:21:16.307647  [  101.698702] hardirqs last  enabled at (0): [<00000000>] 0x0

 4851 16:21:16.307935  [  101.704291] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4852 16:21:16.349736  [  101.711826] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4853 16:21:16.350196  [  101.719388] softirqs last disabled at (0): [<00000000>] 0x0

 4854 16:21:16.350508  [  101.725001] ---[ end trace fff92107256d9f14 ]---

 4855 16:21:16.350798  [  101.729674] lkdtm: Saturation detected: still saturated

 4856 16:21:16.471757  # [  101.411905] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 4857 16:21:16.472290  # [  101.418986] lkdtm: attempting bad refcount_dec_and_test() from saturated

 4858 16:21:16.472635  # [  101.425780] ------------[ cut here ]------------

 4859 16:21:16.472946  # [  101.430430] WARNING: CPU: 3 PID: 3104 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4860 16:21:16.473252  # [  101.439057] refcount_t: underflow; use-after-free.

 4861 16:21:16.515009  # [  101.443882] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4862 16:21:16.515554  # [  101.473043] CPU: 3 PID: 3104 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4863 16:21:16.515899  # [  101.480794] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4864 16:21:16.516212  # [  101.487325] Backtrace: 

 4865 16:21:16.557872  # [  101.489797] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4866 16:21:16.558356  # [  101.497376]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4867 16:21:16.558667  # [  101.503048] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4868 16:21:16.558955  # [  101.510371] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4869 16:21:16.559231  # [  101.517342]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4870 16:21:16.559500  # [  101.525094] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4871 16:21:16.559765  # [  101.532584]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5cd0000

 4872 16:21:16.601820  # [  101.538253] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4873 16:21:16.602314  # [  101.547306]  r9:c1acd1d8 r8:c15e8da8 r7:c5cd1f60 r6:00000020 r5:c5c43000 r4:c5cd0000

 4874 16:21:16.602633  # [  101.555065] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4875 16:21:16.602926  # [  101.565518] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c13891a4>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 4876 16:21:16.645736  # [  101.577264] [<c1389154>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4877 16:21:16.646227  # [  101.587268]  r4:0000003a

 4878 16:21:16.646541  # [  101.589813] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4879 16:21:16.646830  # [  101.597829] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4880 16:21:16.647107  # [  101.605754]  r9:c5cd1f60 r8:c309cf00 r7:00000020 r6:b6e4e000 r5:c5a51e00 r4:c0c54a5c

 4881 16:21:16.647381  # [  101.613511] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4882 16:21:16.689941  # [  101.621350]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e4e000 r5:c5a51e00 r4:00000000

 4883 16:21:16.690433  # [  101.629101] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4884 16:21:16.690753  # [  101.636244]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4e000 r6:c5cd0000 r5:c5a51e00

 4885 16:21:16.691040  # [  101.644076]  r4:c5a51e00

 4886 16:21:16.691316  # [  101.646620] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4887 16:21:16.691589  # [  101.653762]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f95e00 r5:00000020 r4:00000020

 4888 16:21:16.733954  # [  101.661516] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4889 16:21:16.734477  # [  101.669091] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 4890 16:21:16.734823  # [  101.674150] 1fa0:                   00000020 00000020 00000001 b6e4e000 00000020 00000000

 4891 16:21:16.735141  # [  101.682336] 1fc0: 00000020 00000020 b6f95e00 00000004 00000001 00000000 00020000 bec9bac4

 4892 16:21:16.735438  # [  101.690519] 1fe0: 00000004 bec9b7f8 b6effd8f b6e867e6

 4893 16:21:16.735729  # [  101.695629] irq event stamp: 0

 4894 16:21:16.736013  # [  101.698702] hardirqs last  enabled at (0): [<00000000>] 0x0

 4895 16:21:16.777842  # [  101.704291] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4896 16:21:16.778369  # [  101.711826] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4897 16:21:16.778717  # [  101.719388] softirqs last disabled at (0): [<00000000>] 0x0

 4898 16:21:16.779030  # [  101.725001] ---[ end trace fff92107256d9f14 ]---

 4899 16:21:16.779332  # [  101.729674] lkdtm: Saturation detected: still saturated

 4900 16:21:16.779625  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4901 16:21:16.779913  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 4902 16:21:16.823373  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 4903 16:21:16.823896  [  102.189997] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4904 16:21:16.824235  [  102.197031] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4905 16:21:16.824546  [  102.203774] ------------[ cut here ]------------

 4906 16:21:16.824844  [  102.208467] WARNING: CPU: 0 PID: 3139 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4907 16:21:16.825142  [  102.217133] refcount_t: underflow; use-after-free.

 4908 16:21:16.866544  [  102.221958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4909 16:21:16.867082  [  102.251203] CPU: 0 PID: 3139 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4910 16:21:16.867431  [  102.258954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4911 16:21:16.867744  [  102.265486] Backtrace: 

 4912 16:21:16.868039  [  102.267957] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4913 16:21:16.909964  [  102.275535]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4914 16:21:16.910488  [  102.281207] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4915 16:21:16.910827  [  102.288530] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4916 16:21:16.911139  [  102.295500]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4917 16:21:16.911439  [  102.303255] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4918 16:21:16.911731  [  102.310745]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5c5c000

 4919 16:21:16.953818  [  102.316415] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4920 16:21:16.954340  [  102.325468]  r9:c1acd1f8 r8:c15e8da8 r7:c5c5df60 r6:00000020 r5:c6142000 r4:c5c5c000

 4921 16:21:16.954687  [  102.333225] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4922 16:21:16.955005  [  102.343677] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c138922c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4923 16:21:16.997958  [  102.355425] [<c13891dc>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4924 16:21:16.998480  [  102.365428]  r4:0000003b

 4925 16:21:16.998821  [  102.367972] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4926 16:21:16.999137  [  102.375989] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4927 16:21:16.999439  [  102.383914]  r9:c5c5df60 r8:c309cf00 r7:00000020 r6:b6e68000 r5:c62d3680 r4:c0c54a5c

 4928 16:21:16.999737  [  102.391672] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4929 16:21:17.041961  [  102.399510]  r9:c07e0568 r8:c5c5df60 r7:c2815800 r6:b6e68000 r5:c62d3680 r4:00000000

 4930 16:21:17.042484  [  102.407262] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4931 16:21:17.042831  [  102.414405]  r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c5c5c000 r5:c62d3680

 4932 16:21:17.043142  [  102.422237]  r4:c62d3680

 4933 16:21:17.043440  [  102.424780] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4934 16:21:17.043734  [  102.431922]  r9:c5c5c000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000020 r4:00000020

 4935 16:21:17.044022  [  102.439676] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4936 16:21:17.085781  [  102.447250] Exception stack(0xc5c5dfa8 to 0xc5c5dff0)

 4937 16:21:17.086432  [  102.452311] dfa0:                   00000020 00000020 00000001 b6e68000 00000020 00000000

 4938 16:21:17.086921  [  102.460497] dfc0: 00000020 00000020 b6fafe00 00000004 00000001 00000000 00020000 be816ac4

 4939 16:21:17.087381  [  102.468680] dfe0: 00000004 be8167f8 b6f19d8f b6ea07e6

 4940 16:21:17.087826  [  102.473774] irq event stamp: 0

 4941 16:21:17.088267  [  102.476868] hardirqs last  enabled at (0): [<00000000>] 0x0

 4942 16:21:17.088710  [  102.482456] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4943 16:21:17.129527  [  102.490014] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4944 16:21:17.129712  [  102.497556] softirqs last disabled at (0): [<00000000>] 0x0

 4945 16:21:17.129811  [  102.503143] ---[ end trace fff92107256d9f15 ]---

 4946 16:21:17.129897  [  102.507793] lkdtm: Saturation detected: still saturated

 4947 16:21:17.269403  # [  102.189997] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 4948 16:21:17.269918  # [  102.197031] lkdtm: attempting bad refcount_sub_and_test() from saturated

 4949 16:21:17.270258  # [  102.203774] ------------[ cut here ]------------

 4950 16:21:17.270573  # [  102.208467] WARNING: CPU: 0 PID: 3139 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4951 16:21:17.270877  # [  102.217133] refcount_t: underflow; use-after-free.

 4952 16:21:17.312579  # [  102.221958] Modules linked in: fuse ip_tables x_tables caam_jr caamhash_desc caamalg_desc crypto_engine authenc libdes phy_generic snd_soc_sgtl5000 snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore caam error flexcan can_dev dw_hdmi_imx dw_hdmi imx_ldb parallel_display etnaviv imxdrm gpu_sched imx_ipu_v3

 4953 16:21:17.313122  # [  102.251203] CPU: 0 PID: 3139 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 4954 16:21:17.313588  # [  102.258954] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4955 16:21:17.313917  # [  102.265486] Backtrace: 

 4956 16:21:17.314221  # [  102.267957] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 4957 16:21:17.355426  # [  102.275535]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 4958 16:21:17.355912  # [  102.281207] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 4959 16:21:17.356227  # [  102.288530] [<c1381cc0>] (dump_stack) from [<c0356820>] (__warn+0x98/0x14c)

 4960 16:21:17.356522  # [  102.295500]  r9:00000009 r8:c0873bf0 r7:0000001c r6:00000009 r5:c0873bf0 r4:c1a2107c

 4961 16:21:17.356868  # [  102.303255] [<c0356788>] (__warn) from [<c137bc80>] (warn_slowpath_fmt+0x8c/0xa8)

 4962 16:21:17.357146  # [  102.310745]  r7:0000001c r6:c1a2107c r5:c1a210b8 r4:c5c5c000

 4963 16:21:17.398636  # [  102.316415] [<c137bbf8>] (warn_slowpath_fmt) from [<c0873bf0>] (refcount_warn_saturate+0x13c/0x174)

 4964 16:21:17.399160  # [  102.325468]  r9:c1acd1f8 r8:c15e8da8 r7:c5c5df60 r6:00000020 r5:c6142000 r4:c5c5c000

 4965 16:21:17.399503  # [  102.333225] [<c0873ab4>] (refcount_warn_saturate) from [<c0c55778>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4966 16:21:17.399821  # [  102.343677] [<c0c55714>] (__refcount_sub_and_test.constprop.0) from [<c138922c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 4967 16:21:17.441744  # [  102.355425] [<c13891dc>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 4968 16:21:17.442265  # [  102.365428]  r4:0000003b

 4969 16:21:17.442656  # [  102.367972] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 4970 16:21:17.443007  # [  102.375989] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 4971 16:21:17.443314  # [  102.383914]  r9:c5c5df60 r8:c309cf00 r7:00000020 r6:b6e68000 r5:c62d3680 r4:c0c54a5c

 4972 16:21:17.443611  # [  102.391672] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 4973 16:21:17.485829  # [  102.399510]  r9:c07e0568 r8:c5c5df60 r7:c2815800 r6:b6e68000 r5:c62d3680 r4:00000000

 4974 16:21:17.486354  # [  102.407262] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 4975 16:21:17.486703  # [  102.414405]  r10:00000004 r9:00000000 r8:00000000 r7:b6e68000 r6:c5c5c000 r5:c62d3680

 4976 16:21:17.487019  # [  102.422237]  r4:c62d3680

 4977 16:21:17.487321  # [  102.424780] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 4978 16:21:17.487618  # [  102.431922]  r9:c5c5c000 r8:c03002e4 r7:00000004 r6:b6fafe00 r5:00000020 r4:00000020

 4979 16:21:17.529605  # [  102.439676] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4980 16:21:17.529807  # [  102.447250] Exception stack(0xc5c5dfa8 to 0xc5c5dff0)

 4981 16:21:17.529898  # [  102.452311] dfa0:                   00000020 00000020 00000001 b6e68000 00000020 00000000

 4982 16:21:17.529976  # [  102.460497] dfc0: 00000020 00000020 b6fafe00 00000004 00000001 00000000 00020000 be816ac4

 4983 16:21:17.530050  # [  102.468680] dfe0: 00000004 be8167f8 b6f19d8f b6ea07e6

 4984 16:21:17.530122  # [  102.473774] irq event stamp: 0

 4985 16:21:17.530189  # [  102.476868] hardirqs last  enabled at (0): [<00000000>] 0x0

 4986 16:21:17.573608  # [  102.482456] hardirqs last disabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4987 16:21:17.573858  # [  102.490014] softirqs last  enabled at (0): [<c0353d90>] copy_process+0x5f8/0x1944

 4988 16:21:17.574003  # [  102.497556] softirqs last disabled at (0): [<00000000>] 0x0

 4989 16:21:17.574133  # [  102.503143] ---[ end trace fff92107256d9f15 ]---

 4990 16:21:17.574260  # [  102.507793] lkdtm: Saturation detected: still saturated

 4991 16:21:17.574381  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 4992 16:21:17.574501  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 4993 16:21:17.574664  # selftests: lkdtm: REFCOUNT_TIMING.sh

 4994 16:21:17.617750  # Skipping REFCOUNT_TIMING: timing only

 4995 16:21:17.617979  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 4996 16:21:17.618106  # selftests: lkdtm: ATOMIC_TIMING.sh

 4997 16:21:17.680668  # Skipping ATOMIC_TIMING: timing only

 4998 16:21:17.681242  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 4999 16:21:17.696658  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 5000 16:21:17.967538  [  103.345406] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5001 16:21:17.967708  [  103.351455] lkdtm: attempting good copy_to_user of correct size

 5002 16:21:17.967788  [  103.357513] lkdtm: attempting bad copy_to_user of too large size

 5003 16:21:18.097692  # [  103.345406] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5004 16:21:18.098294  # [  103.351455] lkdtm: attempting good copy_to_user of correct size

 5005 16:21:18.098691  # [  103.357513] lkdtm: attempting bad copy_to_user of too large size

 5006 16:21:18.113848  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 5007 16:21:18.140562  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 5008 16:21:18.156747  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 5009 16:21:18.430045  [  103.807927] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5010 16:21:18.430558  [  103.814143] lkdtm: attempting good copy_from_user of correct size

 5011 16:21:18.430895  [  103.820455] lkdtm: attempting bad copy_from_user of too large size

 5012 16:21:18.575998  # [  103.807927] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5013 16:21:18.576516  # [  103.814143] lkdtm: attempting good copy_from_user of correct size

 5014 16:21:18.576852  # [  103.820455] lkdtm: attempting bad copy_from_user of too large size

 5015 16:21:18.577161  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 5016 16:21:18.599807  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 5017 16:21:18.615884  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 5018 16:21:18.879093  [  104.257069] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5019 16:21:18.879576  [  104.263558] lkdtm: attempting good copy_to_user inside whitelist

 5020 16:21:18.879884  [  104.269692] lkdtm: attempting bad copy_to_user outside whitelist

 5021 16:21:19.025809  # [  104.257069] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5022 16:21:19.025980  # [  104.263558] lkdtm: attempting good copy_to_user inside whitelist

 5023 16:21:19.026061  # [  104.269692] lkdtm: attempting bad copy_to_user outside whitelist

 5024 16:21:19.026136  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 5025 16:21:19.050725  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 5026 16:21:19.067015  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 5027 16:21:19.326358  [  104.704135] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5028 16:21:19.326881  [  104.710850] lkdtm: attempting good copy_from_user inside whitelist

 5029 16:21:19.327223  [  104.717182] lkdtm: attempting bad copy_from_user outside whitelist

 5030 16:21:19.455459  # [  104.704135] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5031 16:21:19.455981  # [  104.710850] lkdtm: attempting good copy_from_user inside whitelist

 5032 16:21:19.456320  # [  104.717182] lkdtm: attempting bad copy_from_user outside whitelist

 5033 16:21:19.471202  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 5034 16:21:19.498085  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 5035 16:21:19.514113  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 5036 16:21:19.781596  [  105.148343] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5037 16:21:19.782119  [  105.154548] lkdtm: good_stack: c5b19e0c-c5b19e2c

 5038 16:21:19.782463  [  105.159330] lkdtm: bad_stack : c5b19d84-c5b19da4

 5039 16:21:19.782773  [  105.164009] lkdtm: attempting good copy_to_user of local stack

 5040 16:21:19.783069  [  105.169934] lkdtm: attempting bad copy_to_user of distant stack

 5041 16:21:19.930417  # [  105.148343] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5042 16:21:19.930938  # [  105.154548] lkdtm: good_stack: c5b19e0c-c5b19e2c

 5043 16:21:19.931274  # [  105.159330] lkdtm: bad_stack : c5b19d84-c5b19da4

 5044 16:21:19.931581  # [  105.164009] lkdtm: attempting good copy_to_user of local stack

 5045 16:21:19.931878  # [  105.169934] lkdtm: attempting bad copy_to_user of distant stack

 5046 16:21:19.932167  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 5047 16:21:19.953456  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 5048 16:21:19.969463  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 5049 16:21:20.252897  [  105.619917] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5050 16:21:20.253451  [  105.626371] lkdtm: good_stack: c5cd1e0c-c5cd1e2c

 5051 16:21:20.253796  [  105.630999] lkdtm: bad_stack : c5cd1d84-c5cd1da4

 5052 16:21:20.254107  [  105.635676] lkdtm: attempting good copy_from_user of local stack

 5053 16:21:20.254410  [  105.641707] lkdtm: attempting bad copy_from_user of distant stack

 5054 16:21:20.391850  # [  105.619917] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5055 16:21:20.392393  # [  105.626371] lkdtm: good_stack: c5cd1e0c-c5cd1e2c

 5056 16:21:20.392732  # [  105.630999] lkdtm: bad_stack : c5cd1d84-c5cd1da4

 5057 16:21:20.393043  # [  105.635676] lkdtm: attempting good copy_from_user of local stack

 5058 16:21:20.393400  # [  105.641707] lkdtm: attempting bad copy_from_user of distant stack

 5059 16:21:20.393711  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 5060 16:21:20.418680  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 5061 16:21:20.434741  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 5062 16:21:20.711141  [  106.080373] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5063 16:21:20.711661  [  106.086529] lkdtm: good_stack: c5b4be0c-c5b4be2c

 5064 16:21:20.711993  [  106.091189] lkdtm: bad_stack : c5b4bffc-c5b4c01c

 5065 16:21:20.712294  [  106.095877] lkdtm: attempting good copy_to_user of local stack

 5066 16:21:20.712585  [  106.101766] lkdtm: attempting bad copy_to_user of distant stack

 5067 16:21:20.850064  # [  106.080373] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5068 16:21:20.850582  # [  106.086529] lkdtm: good_stack: c5b4be0c-c5b4be2c

 5069 16:21:20.850919  # [  106.091189] lkdtm: bad_stack : c5b4bffc-c5b4c01c

 5070 16:21:20.851228  # [  106.095877] lkdtm: attempting good copy_to_user of local stack

 5071 16:21:20.851528  # [  106.101766] lkdtm: attempting bad copy_to_user of distant stack

 5072 16:21:20.851819  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5073 16:21:20.873749  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5074 16:21:20.890018  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5075 16:21:21.166214  [  106.537120] lkdtm: Performing direct entry USERCOPY_KERNEL

 5076 16:21:21.166732  [  106.542638] lkdtm: attempting good copy_to_user from kernel rodata: c15e9054

 5077 16:21:21.167069  [  106.549795] lkdtm: attempting bad copy_to_user from kernel text: c053cb4c

 5078 16:21:21.167382  [  106.556634] lkdtm: FAIL: survived bad copy_to_user()

 5079 16:21:21.308325  # [  106.537120] lkdtm: Performing direct entry USERCOPY_KERNEL

 5080 16:21:21.308848  # [  106.542638] lkdtm: attempting good copy_to_user from kernel rodata: c15e9054

 5081 16:21:21.309186  # [  106.549795] lkdtm: attempting bad copy_to_user from kernel text: c053cb4c

 5082 16:21:21.309527  # [  106.556634] lkdtm: FAIL: survived bad copy_to_user()

 5083 16:21:21.309833  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5084 16:21:21.324244  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5085 16:21:21.340084  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5086 16:21:21.641423  [  107.007090] lkdtm: Performing direct entry STACKLEAK_ERASING

 5087 16:21:21.641936  [  107.012777] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5088 16:21:21.642277  [  107.019857] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5089 16:21:21.642591  [  107.026781] lkdtm: FAIL: the thread stack is NOT properly erased

 5090 16:21:21.642890  [  107.032811] CPU: 1 PID: 3504 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 5091 16:21:21.643188  [  107.040562] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5092 16:21:21.643477  [  107.047104] Backtrace: 

 5093 16:21:21.684767  [  107.049615] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 5094 16:21:21.685307  [  107.057217]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 5095 16:21:21.685654  [  107.062919] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 5096 16:21:21.685970  [  107.070281] [<c1381cc0>] (dump_stack) from [<c1389514>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5097 16:21:21.686273  [  107.078838]  r9:c1acd300 r8:c15e8da8 r7:c5cd1f60 r6:c5cd1e34 r5:c5cd0000 r4:0000078d

 5098 16:21:21.728145  [  107.086620] [<c13893cc>] (lkdtm_STACKLEAK_ERASING) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 5099 16:21:21.728666  [  107.095436]  r8:c15e8da8 r7:c5cd1f60 r6:00000012 r5:c6610000 r4:00000046

 5100 16:21:21.729009  [  107.102169] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 5101 16:21:21.729358  [  107.110213] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 5102 16:21:21.729667  [  107.118162]  r9:c5cd1f60 r8:c309cf00 r7:00000012 r6:b6e33000 r5:c59a3b80 r4:c0c54a5c

 5103 16:21:21.729967  [  107.125945] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 5104 16:21:21.771433  [  107.133808]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e33000 r5:c59a3b80 r4:00000000

 5105 16:21:21.771951  [  107.141587] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 5106 16:21:21.772292  [  107.148753]  r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5cd0000 r5:c59a3b80

 5107 16:21:21.772606  [  107.156602]  r4:c59a3b80

 5108 16:21:21.772902  [  107.159168] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 5109 16:21:21.773195  [  107.166334]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000012 r4:00000012

 5110 16:21:21.813266  [  107.174112] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5111 16:21:21.813826  [  107.181704] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 5112 16:21:21.814170  [  107.186787] 1fa0:                   00000012 00000012 00000001 b6e33000 00000012 00000000

 5113 16:21:21.814488  [  107.194999] 1fc0: 00000012 00000012 b6f7ae00 00000004 00000001 00000000 00020000 bef5cac4

 5114 16:21:21.814789  [  107.203202] 1fe0: 00000004 bef5c7f8 b6ee4d8f b6e6b7e6

 5115 16:21:21.959037  # [  107.007090] lkdtm: Performing direct entry STACKLEAK_ERASING

 5116 16:21:21.959553  # [  107.012777] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5117 16:21:21.959896  # [  107.019857] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5118 16:21:21.960212  # [  107.026781] lkdtm: FAIL: the thread stack is NOT properly erased

 5119 16:21:21.960513  # [  107.032811] CPU: 1 PID: 3504 Comm: cat Tainted: G      D W         5.10.181-cip34 #1

 5120 16:21:21.960812  # [  107.040562] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5121 16:21:22.002138  # [  107.047104] Backtrace: 

 5122 16:21:22.002618  # [  107.049615] [<c137a784>] (dump_backtrace) from [<c137ab44>] (show_stack+0x20/0x24)

 5123 16:21:22.002928  # [  107.057217]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f0fd78

 5124 16:21:22.003215  # [  107.062919] [<c137ab24>] (show_stack) from [<c1381da0>] (dump_stack+0xe0/0x100)

 5125 16:21:22.003494  # [  107.070281] [<c1381cc0>] (dump_stack) from [<c1389514>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5126 16:21:22.003794  # [  107.078838]  r9:c1acd300 r8:c15e8da8 r7:c5cd1f60 r6:c5cd1e34 r5:c5cd0000 r4:0000078d

 5127 16:21:22.044890  # [  107.086620] [<c13893cc>] (lkdtm_STACKLEAK_ERASING) from [<c0c5467c>] (lkdtm_do_action+0x2c/0x4c)

 5128 16:21:22.045401  # [  107.095436]  r8:c15e8da8 r7:c5cd1f60 r6:00000012 r5:c6610000 r4:00000046

 5129 16:21:22.045720  # [  107.102169] [<c0c54650>] (lkdtm_do_action) from [<c0c54b7c>] (direct_entry+0x120/0x18c)

 5130 16:21:22.046006  # [  107.110213] [<c0c54a5c>] (direct_entry) from [<c07e05cc>] (full_proxy_write+0x64/0x94)

 5131 16:21:22.046283  # [  107.118162]  r9:c5cd1f60 r8:c309cf00 r7:00000012 r6:b6e33000 r5:c59a3b80 r4:c0c54a5c

 5132 16:21:22.046557  # [  107.125945] [<c07e0568>] (full_proxy_write) from [<c059ac18>] (vfs_write+0x10c/0x53c)

 5133 16:21:22.087839  # [  107.133808]  r9:c07e0568 r8:c5cd1f60 r7:c2815800 r6:b6e33000 r5:c59a3b80 r4:00000000

 5134 16:21:22.088315  # [  107.141587] [<c059ab0c>] (vfs_write) from [<c059b1c4>] (ksys_write+0x74/0xec)

 5135 16:21:22.088625  # [  107.148753]  r10:00000004 r9:00000000 r8:00000000 r7:b6e33000 r6:c5cd0000 r5:c59a3b80

 5136 16:21:22.088913  # [  107.156602]  r4:c59a3b80

 5137 16:21:22.089191  # [  107.159168] [<c059b150>] (ksys_write) from [<c059b254>] (sys_write+0x18/0x1c)

 5138 16:21:22.089497  # [  107.166334]  r9:c5cd0000 r8:c03002e4 r7:00000004 r6:b6f7ae00 r5:00000012 r4:00000012

 5139 16:21:22.131207  # [  107.174112] [<c059b23c>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5140 16:21:22.131704  # [  107.181704] Exception stack(0xc5cd1fa8 to 0xc5cd1ff0)

 5141 16:21:22.132022  # [  107.186787] 1fa0:                   00000012 00000012 00000001 b6e33000 00000012 00000000

 5142 16:21:22.132310  # [  107.194999] 1fc0: 00000012 00000012 b6f7ae00 00000004 00000001 00000000 00020000 bef5cac4

 5143 16:21:22.132589  # [  107.203202] 1fe0: 00000004 bef5c7f8 b6ee4d8f b6e6b7e6

 5144 16:21:22.132860  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5145 16:21:22.151943  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5146 16:21:22.152453  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5147 16:21:22.279433  [  107.653540] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5148 16:21:22.279949  [  107.659298] lkdtm: Calling matched prototype ...

 5149 16:21:22.280288  [  107.663931] lkdtm: Calling mismatched prototype ...

 5150 16:21:22.280599  [  107.668939] lkdtm: Fail: survived mismatched prototype function call!

 5151 16:21:22.412265  # [  107.653540] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5152 16:21:22.412786  # [  107.659298] lkdtm: Calling matched prototype ...

 5153 16:21:22.413130  # [  107.663931] lkdtm: Calling mismatched prototype ...

 5154 16:21:22.413509  # [  107.668939] lkdtm: Fail: survived mismatched prototype function call!

 5155 16:21:22.413812  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5156 16:21:22.444240  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5157 16:21:23.174149  lkdtm_PANIC_sh skip

 5158 16:21:23.174667  lkdtm_BUG_sh pass

 5159 16:21:23.175102  lkdtm_WARNING_sh pass

 5160 16:21:23.175418  lkdtm_WARNING_MESSAGE_sh pass

 5161 16:21:23.175800  lkdtm_EXCEPTION_sh fail

 5162 16:21:23.176105  lkdtm_LOOP_sh skip

 5163 16:21:23.176393  lkdtm_EXHAUST_STACK_sh skip

 5164 16:21:23.176679  lkdtm_CORRUPT_STACK_sh skip

 5165 16:21:23.177042  lkdtm_CORRUPT_STACK_STRONG_sh skip

 5166 16:21:23.177408  lkdtm_CORRUPT_LIST_ADD_sh fail

 5167 16:21:23.177714  lkdtm_CORRUPT_LIST_DEL_sh fail

 5168 16:21:23.177996  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5169 16:21:23.178272  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5170 16:21:23.178552  lkdtm_UNSET_SMEP_sh skip

 5171 16:21:23.178796  lkdtm_DOUBLE_FAULT_sh skip

 5172 16:21:23.178879  lkdtm_CORRUPT_PAC_sh skip

 5173 16:21:23.178950  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 5174 16:21:23.216787  lkdtm_OVERWRITE_ALLOCATION_sh skip

 5175 16:21:23.217028  lkdtm_WRITE_AFTER_FREE_sh skip

 5176 16:21:23.217160  lkdtm_READ_AFTER_FREE_sh fail

 5177 16:21:23.217294  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 5178 16:21:23.217415  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5179 16:21:23.217530  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5180 16:21:23.217644  lkdtm_SLAB_FREE_CROSS_sh fail

 5181 16:21:23.217755  lkdtm_SLAB_FREE_PAGE_sh fail

 5182 16:21:23.217866  lkdtm_SOFTLOCKUP_sh skip

 5183 16:21:23.217975  lkdtm_HARDLOCKUP_sh skip

 5184 16:21:23.218084  lkdtm_SPINLOCKUP_sh skip

 5185 16:21:23.218191  lkdtm_HUNG_TASK_sh skip

 5186 16:21:23.218298  lkdtm_EXEC_DATA_sh fail

 5187 16:21:23.218404  lkdtm_EXEC_STACK_sh fail

 5188 16:21:23.218510  lkdtm_EXEC_KMALLOC_sh fail

 5189 16:21:23.218616  lkdtm_EXEC_VMALLOC_sh fail

 5190 16:21:23.218740  lkdtm_EXEC_RODATA_sh fail

 5191 16:21:23.260263  lkdtm_EXEC_USERSPACE_sh fail

 5192 16:21:23.260860  lkdtm_EXEC_NULL_sh fail

 5193 16:21:23.261345  lkdtm_ACCESS_USERSPACE_sh fail

 5194 16:21:23.261702  lkdtm_ACCESS_NULL_sh fail

 5195 16:21:23.262040  lkdtm_WRITE_RO_sh fail

 5196 16:21:23.262386  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5197 16:21:23.262689  lkdtm_WRITE_KERN_sh fail

 5198 16:21:23.263030  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5199 16:21:23.263329  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5200 16:21:23.263629  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5201 16:21:23.263962  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5202 16:21:23.264280  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5203 16:21:23.264585  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5204 16:21:23.264909  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5205 16:21:23.303438  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5206 16:21:23.303960  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5207 16:21:23.304394  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5208 16:21:23.304716  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5209 16:21:23.305017  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5210 16:21:23.305343  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5211 16:21:23.305714  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5212 16:21:23.306005  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5213 16:21:23.306288  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5214 16:21:23.306655  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5215 16:21:23.306943  lkdtm_REFCOUNT_TIMING_sh skip

 5216 16:21:23.307222  lkdtm_ATOMIC_TIMING_sh skip

 5217 16:21:23.307546  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5218 16:21:23.356763  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5219 16:21:23.357317  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5220 16:21:23.357765  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5221 16:21:23.358089  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5222 16:21:23.358421  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5223 16:21:23.358756  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5224 16:21:23.359046  lkdtm_USERCOPY_KERNEL_sh fail

 5225 16:21:23.359417  lkdtm_STACKLEAK_ERASING_sh fail

 5226 16:21:23.359711  lkdtm_CFI_FORWARD_PROTO_sh fail

 5227 16:21:23.359995  + ../../utils/send-to-lava.sh ./output/result.txt

 5228 16:21:23.360283  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 5229 16:21:23.361989  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5231 16:21:23.404848  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5232 16:21:23.405659  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5234 16:21:23.513432  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5235 16:21:23.514204  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5237 16:21:23.623203  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5238 16:21:23.624025  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5240 16:21:23.719338  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5241 16:21:23.720133  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5243 16:21:23.825641  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 5244 16:21:23.826028  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5246 16:21:23.930288  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 5247 16:21:23.930640  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5249 16:21:24.024554  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 5250 16:21:24.025188  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5252 16:21:24.118321  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 5253 16:21:24.118695  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5255 16:21:24.223958  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5256 16:21:24.224308  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5258 16:21:24.318705  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5259 16:21:24.319059  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5261 16:21:24.412533  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5262 16:21:24.412896  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5264 16:21:24.506490  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5265 16:21:24.506918  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5267 16:21:24.597223  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>

 5268 16:21:24.597642  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5270 16:21:24.688050  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 5271 16:21:24.688423  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5273 16:21:24.779845  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 5274 16:21:24.780204  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 5276 16:21:24.871792  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 5277 16:21:24.872151  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5279 16:21:24.965555  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 5280 16:21:24.965910  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5282 16:21:25.056714  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 5283 16:21:25.057092  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5285 16:21:25.148214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5286 16:21:25.148584  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5288 16:21:25.240143  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 5289 16:21:25.240495  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5291 16:21:25.331038  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5292 16:21:25.331439  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5294 16:21:25.422201  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5295 16:21:25.422988  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5297 16:21:25.518094  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5298 16:21:25.518902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5300 16:21:25.611183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5301 16:21:25.612044  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5303 16:21:25.706986  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 5304 16:21:25.707780  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5306 16:21:25.811685  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 5307 16:21:25.812464  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5309 16:21:25.913428  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 5310 16:21:25.914259  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5312 16:21:26.005261  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 5313 16:21:26.006120  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5315 16:21:26.098074  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5316 16:21:26.098859  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5318 16:21:26.189966  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5319 16:21:26.190776  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5321 16:21:26.281357  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5322 16:21:26.281715  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5324 16:21:26.375686  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5325 16:21:26.376517  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5327 16:21:26.471362  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5328 16:21:26.472158  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5330 16:21:26.564274  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5331 16:21:26.565075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5333 16:21:26.658107  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5334 16:21:26.658875  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5336 16:21:26.749997  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5337 16:21:26.750824  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5339 16:21:26.841831  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5340 16:21:26.842623  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5342 16:21:26.934614  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5343 16:21:26.935419  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5345 16:21:27.026471  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5346 16:21:27.027244  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5348 16:21:27.118295  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5349 16:21:27.119118  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5351 16:21:27.210116  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5352 16:21:27.210887  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5354 16:21:27.303203  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5355 16:21:27.304005  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5357 16:21:27.405863  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5358 16:21:27.406707  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5360 16:21:27.508586  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5361 16:21:27.509420  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5363 16:21:27.600453  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5364 16:21:27.601270  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5366 16:21:27.694438  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5367 16:21:27.695283  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5369 16:21:27.787139  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5370 16:21:27.787935  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5372 16:21:27.878882  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5373 16:21:27.879674  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5375 16:21:27.973920  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5376 16:21:27.974715  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5378 16:21:28.069711  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5379 16:21:28.070505  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5381 16:21:28.170520  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5382 16:21:28.171327  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5384 16:21:28.266546  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5385 16:21:28.267357  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5387 16:21:28.362264  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5388 16:21:28.363114  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5390 16:21:28.457960  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5391 16:21:28.458818  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5393 16:21:28.553879  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5394 16:21:28.554683  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5396 16:21:28.649881  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5397 16:21:28.650667  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5399 16:21:28.745708  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5400 16:21:28.746551  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5402 16:21:28.841436  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 5403 16:21:28.842305  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5405 16:21:28.937241  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 5406 16:21:28.938149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5408 16:21:29.037978  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5409 16:21:29.038852  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5411 16:21:29.131887  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5412 16:21:29.132688  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5414 16:21:29.226736  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5415 16:21:29.227561  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5417 16:21:29.322462  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5418 16:21:29.323297  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5420 16:21:29.418455  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5421 16:21:29.419256  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5423 16:21:29.514159  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5424 16:21:29.514916  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5426 16:21:29.602104  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5427 16:21:29.602871  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5429 16:21:29.691983  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5430 16:21:29.692750  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5432 16:21:29.781914  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5433 16:21:29.782680  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5435 16:21:29.878029  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5436 16:21:29.878546  + set +x

 5437 16:21:29.878881  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 10527299_1.6.2.4.5>

 5438 16:21:29.879194  <LAVA_TEST_RUNNER EXIT>

 5439 16:21:29.879754  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5441 16:21:29.880723  Received signal: <ENDRUN> 1_kselftest-lkdtm 10527299_1.6.2.4.5
 5442 16:21:29.881059  Ending use of test pattern.
 5443 16:21:29.881393  Ending test lava.1_kselftest-lkdtm (10527299_1.6.2.4.5), duration 68.77
 5445 16:21:29.882431  ok: lava_test_shell seems to have completed
 5446 16:21:29.884039  lkdtm_ACCESS_NULL_sh: fail
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: fail
lkdtm_EXEC_DATA_sh: fail
lkdtm_EXEC_KMALLOC_sh: fail
lkdtm_EXEC_NULL_sh: fail
lkdtm_EXEC_RODATA_sh: fail
lkdtm_EXEC_STACK_sh: fail
lkdtm_EXEC_USERSPACE_sh: fail
lkdtm_EXEC_VMALLOC_sh: fail
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: fail
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_INC_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: fail
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: fail
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: fail
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: skip
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: fail
lkdtm_WRITE_RO_AFTER_INIT_sh: fail
lkdtm_WRITE_RO_sh: fail

 5447 16:21:29.884156  end: 3.1 lava-test-shell (duration 00:01:11) [common]
 5448 16:21:29.884244  end: 3 lava-test-retry (duration 00:01:11) [common]
 5449 16:21:29.884335  start: 4 finalize (timeout 00:06:41) [common]
 5450 16:21:29.884423  start: 4.1 power-off (timeout 00:00:30) [common]
 5451 16:21:29.884561  Calling: 'pduclient' '--daemon=localhost' '--hostname=eth8020-0' '--port=3' '--command=off'
 5452 16:21:29.921806  >> Command sent successfully.

 5453 16:21:29.924703  Returned 0 in 0 seconds
 5454 16:21:30.025808  end: 4.1 power-off (duration 00:00:00) [common]
 5456 16:21:30.027420  start: 4.2 read-feedback (timeout 00:06:41) [common]
 5457 16:21:30.028759  Listened to connection for namespace 'common' for up to 1s
 5458 16:21:31.029417  Finalising connection for namespace 'common'
 5459 16:21:31.030096  Disconnecting from shell: Finalise
 5460 16:21:31.030489  / # 
 5461 16:21:31.131539  end: 4.2 read-feedback (duration 00:00:01) [common]
 5462 16:21:31.132189  end: 4 finalize (duration 00:00:01) [common]
 5463 16:21:31.132724  Cleaning after the job
 5464 16:21:31.133184  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/ramdisk
 5465 16:21:31.137756  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/kernel
 5466 16:21:31.139180  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/dtb
 5467 16:21:31.139323  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/nfsrootfs
 5468 16:21:31.201450  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/10527299/tftp-deploy-3t96xhku/modules
 5469 16:21:31.205361  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/10527299
 5470 16:21:31.726617  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/10527299
 5471 16:21:31.726814  Job finished correctly