Boot log: imx6q-sabrelite

    1 12:13:47.019845  lava-dispatcher, installed at version: 2024.03
    2 12:13:47.020012  start: 0 validate
    3 12:13:47.020114  Start time: 2024-06-25 12:13:47.020107+00:00 (UTC)
    4 12:13:47.020221  Using caching service: 'http://localhost/cache/?uri=%s'
    5 12:13:47.020334  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Farmhf%2Finitrd.cpio.gz exists
    6 12:13:47.292950  Using caching service: 'http://localhost/cache/?uri=%s'
    7 12:13:47.293126  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.218-cip49-41-ga1157ad99348c%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 12:13:47.569618  Using caching service: 'http://localhost/cache/?uri=%s'
    9 12:13:47.569858  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.218-cip49-41-ga1157ad99348c%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fimx6q-sabrelite.dtb exists
   10 12:13:52.786965  Using caching service: 'http://localhost/cache/?uri=%s'
   11 12:13:52.787494  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbookworm-kselftest%2F20240313.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 12:13:53.176074  Using caching service: 'http://localhost/cache/?uri=%s'
   13 12:13:53.176615  Validating that http://localhost/cache/?uri=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.218-cip49-41-ga1157ad99348c%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 12:13:53.452760  validate duration: 6.43
   16 12:13:53.453717  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 12:13:53.454133  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 12:13:53.454495  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 12:13:53.455017  Not decompressing ramdisk as can be used compressed.
   20 12:13:53.455388  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/initrd.cpio.gz
   21 12:13:53.455658  saving as /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/ramdisk/initrd.cpio.gz
   22 12:13:53.455895  total size: 4775763 (4 MB)
   23 12:13:56.505722  progress   0 % (0 MB)
   24 12:13:56.510104  progress   5 % (0 MB)
   25 12:13:56.511002  progress  10 % (0 MB)
   26 12:13:56.511886  progress  15 % (0 MB)
   27 12:13:56.512826  progress  20 % (0 MB)
   28 12:13:56.513694  progress  25 % (1 MB)
   29 12:13:56.514532  progress  30 % (1 MB)
   30 12:13:56.515471  progress  35 % (1 MB)
   31 12:13:56.516300  progress  40 % (1 MB)
   32 12:13:56.517116  progress  45 % (2 MB)
   33 12:13:56.517940  progress  50 % (2 MB)
   34 12:13:56.518902  progress  55 % (2 MB)
   35 12:13:56.519728  progress  60 % (2 MB)
   36 12:13:56.520549  progress  65 % (2 MB)
   37 12:13:56.521471  progress  70 % (3 MB)
   38 12:13:56.522286  progress  75 % (3 MB)
   39 12:13:56.523131  progress  80 % (3 MB)
   40 12:13:56.523969  progress  85 % (3 MB)
   41 12:13:56.524899  progress  90 % (4 MB)
   42 12:13:56.525729  progress  95 % (4 MB)
   43 12:13:56.526562  progress 100 % (4 MB)
   44 12:13:56.526743  4 MB downloaded in 3.07 s (1.48 MB/s)
   45 12:13:56.526881  end: 1.1.1 http-download (duration 00:00:03) [common]
   47 12:13:56.527094  end: 1.1 download-retry (duration 00:00:03) [common]
   48 12:13:56.527164  start: 1.2 download-retry (timeout 00:09:57) [common]
   49 12:13:56.527240  start: 1.2.1 http-download (timeout 00:09:57) [common]
   50 12:13:56.527365  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-41-ga1157ad99348c/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 12:13:56.527418  saving as /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/kernel/zImage
   52 12:13:56.527468  total size: 12554752 (11 MB)
   53 12:13:56.527517  No compression specified
   54 12:13:56.528448  progress   0 % (0 MB)
   55 12:13:56.530673  progress   5 % (0 MB)
   56 12:13:56.532892  progress  10 % (1 MB)
   57 12:13:56.535068  progress  15 % (1 MB)
   58 12:13:56.537250  progress  20 % (2 MB)
   59 12:13:56.539460  progress  25 % (3 MB)
   60 12:13:56.541645  progress  30 % (3 MB)
   61 12:13:56.543918  progress  35 % (4 MB)
   62 12:13:56.546063  progress  40 % (4 MB)
   63 12:13:56.548223  progress  45 % (5 MB)
   64 12:13:56.550369  progress  50 % (6 MB)
   65 12:13:56.552504  progress  55 % (6 MB)
   66 12:13:56.554675  progress  60 % (7 MB)
   67 12:13:56.556962  progress  65 % (7 MB)
   68 12:13:56.559100  progress  70 % (8 MB)
   69 12:13:56.561202  progress  75 % (9 MB)
   70 12:13:56.563322  progress  80 % (9 MB)
   71 12:13:56.565412  progress  85 % (10 MB)
   72 12:13:56.567537  progress  90 % (10 MB)
   73 12:13:56.569638  progress  95 % (11 MB)
   74 12:13:56.571849  progress 100 % (11 MB)
   75 12:13:56.571946  11 MB downloaded in 0.04 s (269.21 MB/s)
   76 12:13:56.572077  end: 1.2.1 http-download (duration 00:00:00) [common]
   78 12:13:56.572268  end: 1.2 download-retry (duration 00:00:00) [common]
   79 12:13:56.572347  start: 1.3 download-retry (timeout 00:09:57) [common]
   80 12:13:56.572412  start: 1.3.1 http-download (timeout 00:09:57) [common]
   81 12:13:56.572534  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-41-ga1157ad99348c/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/imx6q-sabrelite.dtb
   82 12:13:56.572596  saving as /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb
   83 12:13:56.572645  total size: 42661 (0 MB)
   84 12:13:56.572693  No compression specified
   85 12:13:56.573662  progress  76 % (0 MB)
   86 12:13:56.573866  progress 100 % (0 MB)
   87 12:13:56.573969  0 MB downloaded in 0.00 s (30.79 MB/s)
   88 12:13:56.574065  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 12:13:56.574236  end: 1.3 download-retry (duration 00:00:00) [common]
   91 12:13:56.574296  start: 1.4 download-retry (timeout 00:09:57) [common]
   92 12:13:56.574356  start: 1.4.1 http-download (timeout 00:09:57) [common]
   93 12:13:56.574441  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/full.rootfs.tar.xz
   94 12:13:56.574492  saving as /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/nfsrootfs/full.rootfs.tar
   95 12:13:56.574534  total size: 117747780 (112 MB)
   96 12:13:56.574578  Using unxz to decompress xz
   97 12:13:56.575708  progress   0 % (0 MB)
   98 12:13:56.841303  progress   5 % (5 MB)
   99 12:13:57.142751  progress  10 % (11 MB)
  100 12:13:57.421974  progress  15 % (16 MB)
  101 12:13:57.685420  progress  20 % (22 MB)
  102 12:13:57.933982  progress  25 % (28 MB)
  103 12:13:58.215652  progress  30 % (33 MB)
  104 12:13:58.484679  progress  35 % (39 MB)
  105 12:13:58.618299  progress  40 % (44 MB)
  106 12:13:58.758652  progress  45 % (50 MB)
  107 12:13:58.993383  progress  50 % (56 MB)
  108 12:13:59.279282  progress  55 % (61 MB)
  109 12:13:59.557508  progress  60 % (67 MB)
  110 12:13:59.833299  progress  65 % (73 MB)
  111 12:14:00.110689  progress  70 % (78 MB)
  112 12:14:00.390010  progress  75 % (84 MB)
  113 12:14:00.657097  progress  80 % (89 MB)
  114 12:14:00.933089  progress  85 % (95 MB)
  115 12:14:01.201408  progress  90 % (101 MB)
  116 12:14:01.467262  progress  95 % (106 MB)
  117 12:14:01.765976  progress 100 % (112 MB)
  118 12:14:01.770556  112 MB downloaded in 5.20 s (21.61 MB/s)
  119 12:14:01.770743  end: 1.4.1 http-download (duration 00:00:05) [common]
  121 12:14:01.770973  end: 1.4 download-retry (duration 00:00:05) [common]
  122 12:14:01.771052  start: 1.5 download-retry (timeout 00:09:52) [common]
  123 12:14:01.771139  start: 1.5.1 http-download (timeout 00:09:52) [common]
  124 12:14:01.771265  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-41-ga1157ad99348c/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 12:14:01.771322  saving as /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/modules/modules.tar
  126 12:14:01.771368  total size: 7416656 (7 MB)
  127 12:14:01.771417  Using unxz to decompress xz
  128 12:14:01.772656  progress   0 % (0 MB)
  129 12:14:01.788680  progress   5 % (0 MB)
  130 12:14:01.805836  progress  10 % (0 MB)
  131 12:14:01.823575  progress  15 % (1 MB)
  132 12:14:01.843352  progress  20 % (1 MB)
  133 12:14:01.861666  progress  25 % (1 MB)
  134 12:14:01.881018  progress  30 % (2 MB)
  135 12:14:01.901432  progress  35 % (2 MB)
  136 12:14:01.919562  progress  40 % (2 MB)
  137 12:14:01.937806  progress  45 % (3 MB)
  138 12:14:01.957924  progress  50 % (3 MB)
  139 12:14:01.975955  progress  55 % (3 MB)
  140 12:14:01.994327  progress  60 % (4 MB)
  141 12:14:02.014373  progress  65 % (4 MB)
  142 12:14:02.032373  progress  70 % (4 MB)
  143 12:14:02.050864  progress  75 % (5 MB)
  144 12:14:02.071301  progress  80 % (5 MB)
  145 12:14:02.090212  progress  85 % (6 MB)
  146 12:14:02.106834  progress  90 % (6 MB)
  147 12:14:02.126351  progress  95 % (6 MB)
  148 12:14:02.144257  progress 100 % (7 MB)
  149 12:14:02.148339  7 MB downloaded in 0.38 s (18.76 MB/s)
  150 12:14:02.148491  end: 1.5.1 http-download (duration 00:00:00) [common]
  152 12:14:02.148681  end: 1.5 download-retry (duration 00:00:00) [common]
  153 12:14:02.148746  start: 1.6 prepare-tftp-overlay (timeout 00:09:51) [common]
  154 12:14:02.148808  start: 1.6.1 extract-nfsrootfs (timeout 00:09:51) [common]
  155 12:14:04.299012  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf
  156 12:14:04.299202  end: 1.6.1 extract-nfsrootfs (duration 00:00:02) [common]
  157 12:14:04.299291  start: 1.6.2 lava-overlay (timeout 00:09:49) [common]
  158 12:14:04.299431  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d
  159 12:14:04.299535  makedir: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin
  160 12:14:04.299613  makedir: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/tests
  161 12:14:04.299687  makedir: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/results
  162 12:14:04.299762  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-add-keys
  163 12:14:04.299873  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-add-sources
  164 12:14:04.299973  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-background-process-start
  165 12:14:04.300071  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-background-process-stop
  166 12:14:04.300175  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-common-functions
  167 12:14:04.300273  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-echo-ipv4
  168 12:14:04.300367  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-install-packages
  169 12:14:04.300465  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-installed-packages
  170 12:14:04.300558  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-os-build
  171 12:14:04.300650  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-probe-channel
  172 12:14:04.300742  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-probe-ip
  173 12:14:04.300836  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-target-ip
  174 12:14:04.300942  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-target-mac
  175 12:14:04.301027  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-target-storage
  176 12:14:04.301120  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-case
  177 12:14:04.301206  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-event
  178 12:14:04.301292  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-feedback
  179 12:14:04.301380  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-raise
  180 12:14:04.301465  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-reference
  181 12:14:04.301552  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-runner
  182 12:14:04.301637  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-set
  183 12:14:04.301723  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-test-shell
  184 12:14:04.301811  Updating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-add-keys (debian)
  185 12:14:04.301926  Updating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-add-sources (debian)
  186 12:14:04.302024  Updating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-install-packages (debian)
  187 12:14:04.302120  Updating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-installed-packages (debian)
  188 12:14:04.302216  Updating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/bin/lava-os-build (debian)
  189 12:14:04.302303  Creating /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/environment
  190 12:14:04.302376  LAVA metadata
  191 12:14:04.302431  - LAVA_JOB_ID=14571397
  192 12:14:04.302477  - LAVA_DISPATCHER_IP=192.168.201.1
  193 12:14:04.302557  start: 1.6.2.1 ssh-authorize (timeout 00:09:49) [common]
  194 12:14:04.303004  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 12:14:04.303073  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:49) [common]
  196 12:14:04.303120  skipped lava-vland-overlay
  197 12:14:04.303173  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 12:14:04.303239  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:49) [common]
  199 12:14:04.303287  skipped lava-multinode-overlay
  200 12:14:04.303338  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 12:14:04.303394  start: 1.6.2.4 test-definition (timeout 00:09:49) [common]
  202 12:14:04.303445  Loading test definitions
  203 12:14:04.303507  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:49) [common]
  204 12:14:04.303555  Using /lava-14571397 at stage 0
  205 12:14:04.303772  uuid=14571397_1.6.2.4.1 testdef=None
  206 12:14:04.303843  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 12:14:04.303902  start: 1.6.2.4.2 test-overlay (timeout 00:09:49) [common]
  208 12:14:04.304229  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 12:14:04.304389  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:49) [common]
  211 12:14:04.304834  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 12:14:04.304995  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:49) [common]
  214 12:14:04.305455  runner path: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/0/tests/0_timesync-off test_uuid 14571397_1.6.2.4.1
  215 12:14:04.305564  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 12:14:04.305728  start: 1.6.2.4.5 git-repo-action (timeout 00:09:49) [common]
  218 12:14:04.305779  Using /lava-14571397 at stage 0
  219 12:14:04.305862  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 12:14:04.305925  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/0/tests/1_kselftest-lkdtm'
  221 12:14:10.796962  Running '/usr/bin/git checkout kernelci.org
  222 12:14:10.923796  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 12:14:10.924173  uuid=14571397_1.6.2.4.5 testdef=None
  224 12:14:10.924275  end: 1.6.2.4.5 git-repo-action (duration 00:00:07) [common]
  226 12:14:10.924465  start: 1.6.2.4.6 test-overlay (timeout 00:09:43) [common]
  227 12:14:10.925032  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 12:14:10.925200  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:43) [common]
  230 12:14:10.925959  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 12:14:10.926124  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:43) [common]
  233 12:14:10.926830  runner path: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/0/tests/1_kselftest-lkdtm test_uuid 14571397_1.6.2.4.5
  234 12:14:10.926893  BOARD='imx6q-sabrelite'
  235 12:14:10.926937  BRANCH='cip-gitlab'
  236 12:14:10.926978  SKIPFILE='/dev/null'
  237 12:14:10.927016  SKIP_INSTALL='True'
  238 12:14:10.927054  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-41-ga1157ad99348c/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 12:14:10.927095  TST_CASENAME=''
  240 12:14:10.927133  TST_CMDFILES='lkdtm'
  241 12:14:10.927236  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 12:14:10.927386  Creating lava-test-runner.conf files
  244 12:14:10.927429  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/14571397/lava-overlay-qdy8qb4d/lava-14571397/0 for stage 0
  245 12:14:10.927493  - 0_timesync-off
  246 12:14:10.927541  - 1_kselftest-lkdtm
  247 12:14:10.927610  end: 1.6.2.4 test-definition (duration 00:00:07) [common]
  248 12:14:10.927672  start: 1.6.2.5 compress-overlay (timeout 00:09:43) [common]
  249 12:14:17.231464  end: 1.6.2.5 compress-overlay (duration 00:00:06) [common]
  250 12:14:17.231594  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:36) [common]
  251 12:14:17.231666  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 12:14:17.231736  end: 1.6.2 lava-overlay (duration 00:00:13) [common]
  253 12:14:17.231803  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:36) [common]
  254 12:14:17.298706  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 12:14:17.298867  start: 1.6.4 extract-modules (timeout 00:09:36) [common]
  256 12:14:17.298941  extracting modules file /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/modules/modules.tar to /var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf
  257 12:14:17.409555  extracting modules file /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/modules/modules.tar to /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk
  258 12:14:17.523273  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 12:14:17.523407  start: 1.6.5 apply-overlay-tftp (timeout 00:09:36) [common]
  260 12:14:17.523476  [common] Applying overlay to NFS
  261 12:14:17.523523  [common] Applying overlay /var/lib/lava/dispatcher/tmp/14571397/compress-overlay-yqiz53o2/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf
  262 12:14:18.187625  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 12:14:18.187763  start: 1.6.6 prepare-kernel (timeout 00:09:35) [common]
  264 12:14:18.187834  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:35) [common]
  265 12:14:18.187903  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  266 12:14:18.187961  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  267 12:14:18.188020  start: 1.6.7 configure-preseed-file (timeout 00:09:35) [common]
  268 12:14:18.188075  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  269 12:14:18.188128  start: 1.6.8 compress-ramdisk (timeout 00:09:35) [common]
  270 12:14:18.188185  Building ramdisk /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk
  271 12:14:18.298811  >> 83442 blocks

  272 12:14:19.799067  Adding RAMdisk u-boot header.
  273 12:14:19.799217  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk.cpio.gz.uboot
  274 12:14:19.866481  output: Image Name:   
  275 12:14:19.866600  output: Created:      Tue Jun 25 13:14:19 2024
  276 12:14:19.866672  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  277 12:14:19.866750  output: Data Size:    16106564 Bytes = 15729.07 KiB = 15.36 MiB
  278 12:14:19.866811  output: Load Address: 00000000
  279 12:14:19.866863  output: Entry Point:  00000000
  280 12:14:19.866917  output: 
  281 12:14:19.867023  rename /var/lib/lava/dispatcher/tmp/14571397/extract-overlay-ramdisk-w2ga9feg/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot
  282 12:14:19.867148  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  283 12:14:19.867243  end: 1.6 prepare-tftp-overlay (duration 00:00:18) [common]
  284 12:14:19.867313  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:34) [common]
  285 12:14:19.867366  No LXC device requested
  286 12:14:19.867434  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  287 12:14:19.867493  start: 1.8 deploy-device-env (timeout 00:09:34) [common]
  288 12:14:19.867548  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  289 12:14:19.867595  Checking files for TFTP limit of 4294967296 bytes.
  290 12:14:19.867894  end: 1 tftp-deploy (duration 00:00:26) [common]
  291 12:14:19.867971  start: 2 uboot-action (timeout 00:05:00) [common]
  292 12:14:19.868039  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  293 12:14:19.868095  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  294 12:14:19.868152  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  295 12:14:19.868248  substitutions:
  296 12:14:19.868298  - {BOOTX}: bootz 0x10000000 0x14000000 0x13f00000
  297 12:14:19.868342  - {DTB_ADDR}: 0x13f00000
  298 12:14:19.868384  - {DTB}: 14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb
  299 12:14:19.868425  - {INITRD}: 14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot
  300 12:14:19.868468  - {KERNEL_ADDR}: 0x10000000
  301 12:14:19.868508  - {KERNEL}: 14571397/tftp-deploy-ty44z9tw/kernel/zImage
  302 12:14:19.868549  - {LAVA_MAC}: None
  303 12:14:19.868595  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf
  304 12:14:19.868648  - {NFS_SERVER_IP}: 192.168.201.1
  305 12:14:19.868687  - {PRESEED_CONFIG}: None
  306 12:14:19.868726  - {PRESEED_LOCAL}: None
  307 12:14:19.868763  - {RAMDISK_ADDR}: 0x14000000
  308 12:14:19.868801  - {RAMDISK}: 14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot
  309 12:14:19.868840  - {ROOT_PART}: None
  310 12:14:19.868877  - {ROOT}: None
  311 12:14:19.868916  - {SERVER_IP}: 192.168.201.1
  312 12:14:19.868954  - {TEE_ADDR}: 0x83000000
  313 12:14:19.868992  - {TEE}: None
  314 12:14:19.869029  Parsed boot commands:
  315 12:14:19.869065  - setenv autoload no
  316 12:14:19.869103  - setenv initrd_high 0xffffffff
  317 12:14:19.869141  - setenv fdt_high 0xffffffff
  318 12:14:19.869179  - dhcp
  319 12:14:19.869216  - setenv serverip 192.168.201.1
  320 12:14:19.869253  - tftp 0x10000000 14571397/tftp-deploy-ty44z9tw/kernel/zImage
  321 12:14:19.869290  - tftp 0x14000000 14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot
  322 12:14:19.869327  - setenv initrd_size ${filesize}
  323 12:14:19.869364  - tftp 0x13f00000 14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb
  324 12:14:19.869401  - setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  325 12:14:19.869441  - bootz 0x10000000 0x14000000 0x13f00000
  326 12:14:19.869491  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  328 12:14:19.869639  start: 2.3 connect-device (timeout 00:05:00) [common]
  329 12:14:19.869684  [common] connect-device Connecting to device using '/usr/bin/console -f -M localhost imx6q-sabrelite-lava-cbg-5'
  330 12:14:19.872493  Setting prompt string to ['lava-test: # ']
  331 12:14:19.872737  end: 2.3 connect-device (duration 00:00:00) [common]
  332 12:14:19.872824  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  333 12:14:19.872895  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  334 12:14:19.872959  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  335 12:14:19.873088  Calling: ['pduclient', '--daemon=localhost', '--hostname=eth8020-0', '--port=3', '--command=reboot']
  336 12:14:24.931003  >> Command sent successfully.

  337 12:14:24.936870  Returned 0 in 5 seconds
  338 12:14:25.037464  end: 2.4.1.1 pdu-reboot (duration 00:00:05) [common]
  340 12:14:25.038514  end: 2.4.1 reset-device (duration 00:00:05) [common]
  341 12:14:25.038888  start: 2.4.2 bootloader-interrupt (timeout 00:04:55) [common]
  342 12:14:25.039189  Setting prompt string to ['Hit any key to stop autoboot']
  343 12:14:25.039435  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  344 12:14:25.040525  [Enter `^Ec?' for help]

  345 12:14:26.396382  

  346 12:14:26.396826  

  347 12:14:26.397081  U-Boot 2021.10+dfsg-1+apertis10bv2023dev2b2 (Apr 18 2022 - 16:34:49 +0000)

  348 12:14:26.397312  

  349 12:14:26.397520  CPU:   Freescale i.MX6Q rev1.2 at 792 MHz

  350 12:14:26.397741  Reset cause: POR

  351 12:14:26.397956  Model: Freescale i.MX6 Quad SABRE Lite Board

  352 12:14:26.398178  Board: SABRE Lite

  353 12:14:26.398387  I2C:   ready

  354 12:14:26.398594  DRAM:  1 GiB

  355 12:14:26.444338  MMC:   FSL_SDHC: 0, FSL_SDHC: 1

  356 12:14:26.491129  Loading Environment from SPIFlash... SF: Detected gd25q16 with page size 256 Bytes, erase size 4 KiB, total 2 MiB

  357 12:14:26.491591  *** Warning - bad CRC, using default environment

  358 12:14:26.491866  

  359 12:14:26.492100  In:    serial

  360 12:14:26.492323  Out:   serial

  361 12:14:26.492544  Err:   serial

  362 12:14:26.492767  Net:   using phy at 7

  363 12:14:26.512251  FEC [PRIME], usb_ether

  364 12:14:26.512712  Error: usb_ether address not set.

  365 12:14:26.512964  

  366 12:14:26.513247  starting USB...

  367 12:14:26.513473  Bus usb@2184000: usb dr_mode not found

  368 12:14:26.560175  Bus usb@2184200: USB EHCI 1.00

  369 12:14:29.610513  scanning bus usb@2184000 for devices... 1 USB Device(s) found

  370 12:14:34.752866  scanning bus usb@2184200 for devices... 2 USB Device(s) found

  371 12:14:34.753319         scanning usb for storage devices... 0 Storage Device(s) found

  372 12:14:34.753570         scanning usb for ethernet devices... 0 Ethernet Device(s) found

  374 12:14:34.995588  Hit any key to stop autoboot:  3 

  375 12:14:34.996511  end: 2.4.2 bootloader-interrupt (duration 00:00:10) [common]
  376 12:14:34.996898  start: 2.4.3 bootloader-commands (timeout 00:04:45) [common]
  377 12:14:34.997179  Setting prompt string to ['=>']
  378 12:14:34.997454  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:45)
  379 12:14:35.008680   0 

  380 12:14:35.009514  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 12:14:35.009837  Sending with 10 millisecond of delay
  383 12:14:36.147501  => setenv autoload no

  384 12:14:36.158218  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 12:14:36.160967  setenv autoload no

  386 12:14:36.161537  Sending with 10 millisecond of delay
  388 12:14:37.960422  => setenv initrd_high 0xffffffff

  389 12:14:37.971165  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 12:14:37.971876  setenv initrd_high 0xffffffff

  391 12:14:37.972425  Sending with 10 millisecond of delay
  393 12:14:39.593765  => setenv fdt_high 0xffffffff

  394 12:14:39.604469  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 12:14:39.609594  setenv fdt_high 0xffffffff

  396 12:14:39.610288  Sending with 10 millisecond of delay
  398 12:14:39.902418  => dhcp

  399 12:14:39.913093  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 12:14:39.913775  dhcp

  401 12:14:40.008751  BOOTP broadcast 1

  402 12:14:40.024967  DHCP client bound to address 192.168.201.35 (8 ms)

  403 12:14:40.025668  Sending with 10 millisecond of delay
  405 12:14:41.827605  => setenv serverip 192.168.201.1

  406 12:14:41.838354  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 12:14:41.839108  setenv serverip 192.168.201.1

  408 12:14:41.839660  Sending with 10 millisecond of delay
  410 12:14:45.450277  => tftp 0x10000000 14571397/tftp-deploy-ty44z9tw/kernel/zImage

  411 12:14:45.460503  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 12:14:45.460646  tftp 0x10000000 14571397/tftp-deploy-ty44z9tw/kernel/zImage

  413 12:14:45.578043  Using FEC device

  414 12:14:45.578181  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  415 12:14:45.578238  Filename '14571397/tftp-deploy-ty44z9tw/kernel/zImage'.

  416 12:14:45.578285  Load address: 0x10000000

  417 12:14:45.737491  Loading: *#################################################################

  418 12:14:45.897418  	 #################################################################

  419 12:14:46.041044  	 #################################################################

  420 12:14:46.200740  	 #################################################################

  421 12:14:46.360500  	 #################################################################

  422 12:14:46.520220  	 #################################################################

  423 12:14:46.664155  	 #################################################################

  424 12:14:46.807847  	 #################################################################

  425 12:14:46.935641  	 #################################################################

  426 12:14:47.063411  	 #################################################################

  427 12:14:47.191282  	 #################################################################

  428 12:14:47.319160  	 #################################################################

  429 12:14:47.447023  	 #################################################################

  430 12:14:47.463007  	 ###########

  431 12:14:47.463079  	 6.3 MiB/s

  432 12:14:47.463128  done

  433 12:14:47.479357  Bytes transferred = 12554752 (bf9200 hex)

  434 12:14:47.480042  Sending with 10 millisecond of delay
  436 12:14:52.054939  => tftp 0x14000000 14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot

  437 12:14:52.065672  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 12:14:52.066353  tftp 0x14000000 14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot

  439 12:14:52.160454  Using FEC device

  440 12:14:52.185918  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  441 12:14:52.186056  Filename '14571397/tftp-deploy-ty44z9tw/ramdisk/ramdisk.cpio.gz.uboot'.

  442 12:14:52.186112  Load address: 0x14000000

  443 12:14:52.249676  Loading: *#################################################################

  444 12:14:52.313542  	 #################################################################

  445 12:14:52.377379  	 #################################################################

  446 12:14:52.457255  	 #################################################################

  447 12:14:52.521156  	 #################################################################

  448 12:14:52.585070  	 #################################################################

  449 12:14:52.648976  	 #################################################################

  450 12:14:52.712911  	 #################################################################

  451 12:14:52.776766  	 #################################################################

  452 12:14:52.840690  	 #################################################################

  453 12:14:52.920585  	 #################################################################

  454 12:14:52.984465  	 #################################################################

  455 12:14:53.048451  	 #################################################################

  456 12:14:53.112224  	 #################################################################

  457 12:14:53.176137  	 #################################################################

  458 12:14:53.240060  	 #################################################################

  459 12:14:53.312846  	 ##########################################################

  460 12:14:53.313235  	 13.7 MiB/s

  461 12:14:53.313448  done

  462 12:14:53.313626  Bytes transferred = 16106628 (f5c484 hex)

  463 12:14:53.314068  Sending with 10 millisecond of delay
  465 12:14:55.176442  => setenv initrd_size ${filesize}

  466 12:14:55.187113  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 12:14:55.187799  setenv initrd_size ${filesize}

  468 12:14:55.188313  Sending with 10 millisecond of delay
  470 12:14:59.406207  => tftp 0x13f00000 14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb

  471 12:14:59.416511  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 12:14:59.416744  tftp 0x13f00000 14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb

  473 12:14:59.511377  Using FEC device

  474 12:14:59.537662  TFTP from server 192.168.201.1; our IP address is 192.168.201.35

  475 12:14:59.537801  Filename '14571397/tftp-deploy-ty44z9tw/dtb/imx6q-sabrelite.dtb'.

  476 12:14:59.537856  Load address: 0x13f00000

  477 12:14:59.537908  Loading: *###

  478 12:14:59.554210  	 3.1 MiB/s

  479 12:14:59.554702  done

  480 12:14:59.554985  Bytes transferred = 42661 (a6a5 hex)

  481 12:14:59.555431  Sending with 10 millisecond of delay
  483 12:15:13.305312  => setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  484 12:15:13.315613  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:07)
  485 12:15:13.315841  setenv bootargs 'console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'

  486 12:15:13.316092  Sending with 10 millisecond of delay
  488 12:15:15.662240  => bootz 0x10000000 0x14000000 0x13f00000

  489 12:15:15.673018  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 12:15:15.673533  bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:04)
  491 12:15:15.706830  bootz 0x10000000 0x14000000 0x13f00000

  492 12:15:15.707326  Kernel image @ 0x10000000 [ 0x000000 - 0xbf9200 ]

  493 12:15:15.707599  ## Loading init Ramdisk from Legacy Image at 14000000 ...

  494 12:15:15.707831     Image Name:   

  495 12:15:15.708050     Image Type:   ARM Linux RAMDisk Image (uncompressed)

  496 12:15:15.708302     Data Size:    16106564 Bytes = 15.4 MiB

  497 12:15:15.708531     Load Address: 00000000

  498 12:15:15.708745     Entry Point:  00000000

  499 12:15:15.903543     Verifying Checksum ... OK

  500 12:15:15.903968  ## Flattened Device Tree blob at 13f00000

  501 12:15:15.904241     Booting using the fdt blob at 0x13f00000

  502 12:15:15.904466     Using Device Tree in place at 13f00000, end 13f0d6a4

  503 12:15:15.904675  

  504 12:15:15.904884  Starting kernel ...

  505 12:15:15.905088  

  506 12:15:15.905688  end: 2.4.3 bootloader-commands (duration 00:00:41) [common]
  507 12:15:15.906048  start: 2.4.4 auto-login-action (timeout 00:04:04) [common]
  508 12:15:15.906340  Setting prompt string to ['Linux version [0-9]']
  509 12:15:15.906605  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 12:15:15.906908  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 12:15:16.954208  [    0.000000] Booting Linux on physical CPU 0x0

  512 12:15:16.954668  [    0.000000] Linux version 5.10.218-cip49 (KernelCI@build-j244725-arm-gcc-10-multi-v7-defconfig-kselftest-8wnv6) (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 Jun 25 11:54:46 UTC 2024

  513 12:15:16.955108  [    0.000000] CPU: ARMv7 Processor [412fc09a] revision 10 (ARMv7), cr=10c5387d

  514 12:15:16.955347  [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

  515 12:15:16.955970  start: 2.4.4.1 login-action (timeout 00:04:03) [common]
  516 12:15:16.956292  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 12:15:16.956546  Setting prompt string to []
  518 12:15:16.956809  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']
  519 12:15:16.957066  Using line separator: #'\n'#
  520 12:15:16.957283  No login prompt set.
  521 12:15:16.957518  Parsing kernel messages
  522 12:15:16.957729  ['-\\[ 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']
  523 12:15:16.958130  [login-action] Waiting for messages, (timeout 00:04:03)
  524 12:15:16.958384  Waiting using forced prompt support (timeout 00:02:01)
  525 12:15:16.997357  [    0.000000] OF: fdt: Machine model: Freescale i.MX6 Quad SABRE Lite Board

  526 12:15:16.997828  [    0.000000] earlycon: ec_imx21 at MMIO 0x021e8000 (options '')

  527 12:15:16.998097  [    0.000000] printk: bootconsole [ec_imx21] enabled

  528 12:15:16.998322  [    0.000000] Memory policy: Data cache writealloc

  529 12:15:16.998536  [    0.000000] efi: UEFI not found.

  530 12:15:16.998782  [    0.000000] OF: fdt: Reserved memory: unsupported node format, ignoring

  531 12:15:16.999006  [    0.000000] cma: Reserved 64 MiB at 0x4c000000

  532 12:15:16.999219  [    0.000000] Zone ranges:

  533 12:15:16.999428  [    0.000000]   DMA      [mem 0x0000000010000000-0x000000003fffffff]

  534 12:15:17.039719  [    0.000000]   Normal   empty

  535 12:15:17.040178  [    0.000000]   HighMem  [mem 0x0000000040000000-0x000000004fffffff]

  536 12:15:17.040437  [    0.000000] Movable zone start for each node

  537 12:15:17.040657  [    0.000000] Early memory node ranges

  538 12:15:17.040867  [    0.000000]   node   0: [mem 0x0000000010000000-0x000000004fffffff]

  539 12:15:17.041075  [    0.000000] Initmem setup node 0 [mem 0x0000000010000000-0x000000004fffffff]

  540 12:15:17.114819  [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

  541 12:15:17.115267  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

  542 12:15:17.115527  [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

  543 12:15:17.115768  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

  544 12:15:17.141678  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

  545 12:15:17.142144  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

  546 12:15:17.335294  <6>[    0.000000] Memory: 920724K/1048576K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62316K reserved, 65536K cma-reserved, 196608K highmem)

  547 12:15:17.335775  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

  548 12:15:17.336032  <6>[    0.000000] ftrace: allocating 56166 entries in 165 pages

  549 12:15:17.697970  <6>[    0.000000] ftrace: allocated 165 pages with 4 groups

  550 12:15:17.698434  <6>[    0.000000] Running RCU self tests

  551 12:15:17.698728  <6>[    0.000000] rcu: Hierarchical RCU implementation.

  552 12:15:17.698962  <6>[    0.000000] rcu: 	RCU event tracing is enabled.

  553 12:15:17.699180  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.

  554 12:15:17.699389  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=4.

  555 12:15:17.699596  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.

  556 12:15:17.699805  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.

  557 12:15:17.718649  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.

  558 12:15:17.719142  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4

  559 12:15:17.799795  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16

  560 12:15:17.800252  <6>[    0.000000] L2C-310 errata 752271 769419 enabled

  561 12:15:17.800513  <6>[    0.000000] L2C-310 enabling early BRESP for Cortex-A9

  562 12:15:17.800732  <6>[    0.000000] L2C-310 full line of zeros enabled for Cortex-A9

  563 12:15:17.800945  <6>[    0.000000] L2C-310 ID prefetch enabled, offset 16 lines

  564 12:15:17.801152  <6>[    0.000000] L2C-310 dynamic clock gating enabled, standby mode enabled

  565 12:15:17.801354  <6>[    0.000000] L2C-310 cache controller enabled, 16 ways, 1024 kB

  566 12:15:17.815426  <6>[    0.000000] L2C-310: CACHE_ID 0x410000c7, AUX_CTRL 0x76470001

  567 12:15:17.912535  <6>[    0.000000] Switching to timer-based delay loop, resolution 333ns

  568 12:15:17.912998  <6>[    0.000010] sched_clock: 32 bits at 3000kHz, resolution 333ns, wraps every 715827882841ns

  569 12:15:17.913259  <6>[    0.008447] clocksource: mxc_timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 637086815595 ns

  570 12:15:17.913482  <6>[    0.022953] Console: colour dummy device 80x30

  571 12:15:17.913690  <4>[    0.024861] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar

  572 12:15:17.913892  <4>[    0.032869] ... MAX_LOCKDEP_SUBCLASSES:  8

  573 12:15:17.955538  <4>[    0.037213] ... MAX_LOCK_DEPTH:          48

  574 12:15:17.956000  <4>[    0.041625] ... MAX_LOCKDEP_KEYS:        8192

  575 12:15:17.956257  <4>[    0.046258] ... CLASSHASH_SIZE:          4096

  576 12:15:17.956476  <4>[    0.050846] ... MAX_LOCKDEP_ENTRIES:     32768

  577 12:15:17.956688  <4>[    0.055566] ... MAX_LOCKDEP_CHAINS:      65536

  578 12:15:17.956934  <4>[    0.060242] ... CHAINHASH_SIZE:          32768

  579 12:15:17.957146  <4>[    0.064939]  memory used by lock dependency info: 4061 kB

  580 12:15:17.957351  <4>[    0.070618]  memory used for stack traces: 2112 kB

  581 12:15:17.957555  <4>[    0.075665]  per task-struct memory footprint: 1536 bytes

  582 12:15:17.998854  <6>[    0.081354] Calibrating delay loop (skipped), value calculated using timer frequency.. 6.00 BogoMIPS (lpj=30000)

  583 12:15:17.999338  <6>[    0.091770] CPU: Testing write buffer coherency: ok

  584 12:15:17.999603  <6>[    0.096906] CPU0: Spectre v2: using BPIALL workaround

  585 12:15:17.999823  <6>[    0.102179] pid_max: default: 32768 minimum: 301

  586 12:15:18.000037  <6>[    0.107377] LSM: Security Framework initializing

  587 12:15:18.000241  <6>[    0.111999] LSM support for eBPF active

  588 12:15:18.000448  <6>[    0.116153] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  589 12:15:18.049087  <6>[    0.123597] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)

  590 12:15:18.049568  <6>[    0.135047] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

  591 12:15:18.049833  <6>[    0.141601] Setting up static identity map for 0x10300000 - 0x103000ac

  592 12:15:18.050054  <6>[    0.147964] rcu: Hierarchical SRCU implementation.

  593 12:15:18.050260  <6>[    0.159253] EFI services will not be available.

  594 12:15:18.050469  <6>[    0.162314] smp: Bringing up secondary CPUs ...

  595 12:15:18.050673  <6>[    0.168842] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001

  596 12:15:18.092978  <6>[    0.168858] CPU1: Spectre v2: using BPIALL workaround

  597 12:15:18.093444  <6>[    0.180626] CPU2: thread -1, cpu 2, socket 0, mpidr 80000002

  598 12:15:18.093706  <6>[    0.180640] CPU2: Spectre v2: using BPIALL workaround

  599 12:15:18.093927  <6>[    0.192069] CPU3: thread -1, cpu 3, socket 0, mpidr 80000003

  600 12:15:18.094137  <6>[    0.192084] CPU3: Spectre v2: using BPIALL workaround

  601 12:15:18.094344  <6>[    0.201120] smp: Brought up 1 node, 4 CPUs

  602 12:15:18.094548  <6>[    0.204828] SMP: Total of 4 processors activated (24.00 BogoMIPS).

  603 12:15:18.094782  <6>[    0.211364] CPU: All CPU(s) started in SVC mode.

  604 12:15:18.108015  <6>[    0.218590] devtmpfs: initialized

  605 12:15:18.195335  <6>[    0.266902] VFP support v0.3: implementor 41 architecture 3 part 30 variant 9 rev 4

  606 12:15:18.195823  <6>[    0.274309] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns

  607 12:15:18.196095  <6>[    0.282255] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)

  608 12:15:18.196318  <6>[    0.293952] pinctrl core: initialized pinctrl subsystem

  609 12:15:18.196532  <6>[    0.302879] DMI not present or invalid.

  610 12:15:18.196740  <6>[    0.306349] NET: Registered protocol family 16

  611 12:15:18.233067  <6>[    0.318425] DMA: preallocated 256 KiB pool for atomic coherent allocations

  612 12:15:18.233533  <6>[    0.331108] thermal_sys: Registered thermal governor 'step_wise'

  613 12:15:18.233794  <6>[    0.331605] cpuidle: using governor menu

  614 12:15:18.234014  <6>[    0.339723] CPU identified as i.MX6Q, silicon rev 1.2

  615 12:15:18.856116  <6>[    0.976833] vdd1p1: supplied by regulator-dummy

  616 12:15:18.888078  <6>[    1.005711] vdd3p0: supplied by regulator-dummy

  617 12:15:18.919952  <6>[    1.034151] vdd2p5: supplied by regulator-dummy

  618 12:15:18.951756  <6>[    1.062735] vddarm: supplied by regulator-dummy

  619 12:15:18.967971  <6>[    1.092052] vddpu: supplied by regulator-dummy

  620 12:15:18.999854  <6>[    1.119792] vddsoc: supplied by regulator-dummy

  621 12:15:20.156126  <6>[    2.253697] No ATAGs?

  622 12:15:20.156591  <6>[    2.254512] hw-breakpoint: found 5 (+1 reserved) breakpoint and 1 watchpoint registers.

  623 12:15:20.156861  <6>[    2.261733] hw-breakpoint: maximum watchpoint size is 4 bytes.

  624 12:15:20.177058  <6>[    2.284502] imx6q-pinctrl 20e0000.pinctrl: initialized IMX pinctrl driver

  625 12:15:20.193064  <6>[    2.313907] Serial: AMBA PL011 UART driver

  626 12:15:20.256889  <6>[    2.370288] Kprobes globally optimized

  627 12:15:20.397172  <6>[    2.473205] iommu: Default domain type: Translated 

  628 12:15:20.397634  <6>[    2.477690] vgaarb: loaded

  629 12:15:20.397879  <5>[    2.482666] SCSI subsystem initialized

  630 12:15:20.398091  <6>[    2.486180] usbcore: registered new interface driver usbfs

  631 12:15:20.398307  <6>[    2.489822] usbcore: registered new interface driver hub

  632 12:15:20.398511  <6>[    2.495346] usbcore: registered new device driver usb

  633 12:15:20.398747  <6>[    2.507340] i2c i2c-0: IMX I2C adapter registered

  634 12:15:20.398960  <6>[    2.515372] i2c i2c-1: IMX I2C adapter registered

  635 12:15:20.429732  <6>[    2.521501] i2c i2c-2: IMX I2C adapter registered

  636 12:15:20.430197  <6>[    2.527745] pps_core: LinuxPPS API ver. 1 registered

  637 12:15:20.430493  <6>[    2.530141] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>

  638 12:15:20.430839  <6>[    2.539647] PTP clock support registered

  639 12:15:20.450551  <6>[    2.558522] clocksource: Switched to clocksource mxc_timer1

  640 12:15:22.234610  <6>[    4.318265] NET: Registered protocol family 2

  641 12:15:22.234727  <6>[    4.320876] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)

  642 12:15:22.234781  <6>[    4.330732] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)

  643 12:15:22.234826  <6>[    4.336741] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)

  644 12:15:22.234905  <6>[    4.344851] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)

  645 12:15:22.234949  <6>[    4.353561] TCP: Hash tables configured (established 8192 bind 8192)

  646 12:15:22.277842  <6>[    4.360059] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)

  647 12:15:22.277929  <6>[    4.366649] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)

  648 12:15:22.277995  <6>[    4.373551] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)

  649 12:15:22.278068  <6>[    4.381281] NET: Registered protocol family 1

  650 12:15:22.278124  <6>[    4.387661] RPC: Registered named UNIX socket transport module.

  651 12:15:22.278182  <6>[    4.391454] RPC: Registered udp transport module.

  652 12:15:22.278252  <6>[    4.396291] RPC: Registered tcp transport module.

  653 12:15:22.309106  <6>[    4.401317] RPC: Registered tcp NFSv4.1 backchannel transport module.

  654 12:15:22.309184  <6>[    4.407971] NET: Registered protocol family 44

  655 12:15:22.309244  <6>[    4.412733] PCI: CLS 0 bytes, default 64

  656 12:15:22.309296  <6>[    4.419215] Trying to unpack rootfs image as initramfs...

  657 12:15:24.170668  <6>[    6.252244] Freeing initrd memory: 15732K

  658 12:15:24.171121  <4>[    6.254750] hw perfevents: no interrupt-affinity property for /pmu, guessing.

  659 12:15:24.171363  <6>[    6.262112] hw perfevents: enabled with armv7_cortex_a9 PMU driver, 7 counters available

  660 12:15:24.171555  <5>[    6.277456] Initialise system trusted keyrings

  661 12:15:24.171743  <6>[    6.280463] workingset: timestamp_bits=30 max_order=18 bucket_order=0

  662 12:15:24.246290  <6>[    6.328142] squashfs: version 4.0 (2009/01/31) Phillip Lougher

  663 12:15:24.246757  <5>[    6.334623] NFS: Registering the id_resolver key type

  664 12:15:24.247058  <5>[    6.337275] Key type id_resolver registered

  665 12:15:24.247263  <5>[    6.341630] Key type id_legacy registered

  666 12:15:24.247454  <6>[    6.346322] nfs4filelayout_init: NFSv4 File Layout Driver Registering...

  667 12:15:24.247653  <6>[    6.352889] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...

  668 12:15:24.247843  <6>[    6.360633] ntfs: driver 2.1.32 [Flags: R/O].

  669 12:15:24.248026  <5>[    6.366904] Key type asymmetric registered

  670 12:15:24.288500  <5>[    6.369547] Asymmetric key parser 'x509' registered

  671 12:15:24.288950  <6>[    6.374815] bounce: pool size: 64 pages

  672 12:15:24.289213  <6>[    6.378797] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)

  673 12:15:24.289420  <6>[    6.386329] io scheduler mq-deadline registered

  674 12:15:24.289609  <6>[    6.391097] io scheduler kyber registered

  675 12:15:24.289800  <4>[    6.396101] test_firmware: interface ready

  676 12:15:24.447121  <6>[    6.555658] mxs-dma 110000.dma-controller: initialized

  677 12:15:24.518021  <4>[    6.615017] imx-sdma 20ec000.dma-controller: Direct firmware load for imx/sdma/sdma-imx6q.bin failed with error -2

  678 12:15:24.518469  <6>[    6.623133] imx-sdma 20ec000.dma-controller: external firmware not found, using ROM firmware

  679 12:15:24.721987  <6>[    6.829881] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled

  680 12:15:24.770469  <6>[    6.851535] SuperH (H)SCI(F) driver initialized

  681 12:15:24.770973  <6>[    6.856133] 2020000.serial: ttymxc0 at MMIO 0x2020000 (irq = 34, base_baud = 5000000) is a IMX

  682 12:15:24.771248  <6>[    6.867051] 21e8000.serial: ttymxc1 at MMIO 0x21e8000 (irq = 81, base_baud = 5000000) is a IMX

  683 12:15:24.771472  <6>[    6.873610] printk: console [ttymxc1] enabled

  684 12:15:24.771684  <6>[    6.873610] printk: console [ttymxc1] enabled

  685 12:15:24.771889  <6>[    6.882390] printk: bootconsole [ec_imx21] disabled

  686 12:15:24.772088  <6>[    6.882390] printk: bootconsole [ec_imx21] disabled

  687 12:15:24.803709  <6>[    6.898238] msm_serial: driver initialized

  688 12:15:24.804166  <6>[    6.903686] STMicroelectronics ASC driver initialized

  689 12:15:24.804420  <6>[    6.914928] STM32 USART driver initialized

  690 12:15:24.831827  <6>[    6.939627] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0

  691 12:15:24.866055  <4>[    6.959608] panel-simple panel-lcd: supply power not found, using dummy regulator

  692 12:15:24.866518  <4>[    6.968166] panel-simple panel-lcd: Specify missing connector_type

  693 12:15:24.866806  <4>[    6.976086] panel-simple panel-lvds0: supply power not found, using dummy regulator

  694 12:15:24.913679  <6>[    7.025273] brd: module loaded

  695 12:15:24.945662  <6>[    7.070472] loop: module loaded

  696 12:15:24.968653  <6>[    7.076705] lkdtm: No crash points registered, enable through debugfs

  697 12:15:25.013403  <6>[    7.097415] ahci-imx 2200000.sata: fsl,transmit-level-mV not specified, using 00000024

  698 12:15:25.013875  <6>[    7.105723] ahci-imx 2200000.sata: fsl,transmit-boost-mdB not specified, using 00000480

  699 12:15:25.014142  <6>[    7.114072] ahci-imx 2200000.sata: fsl,transmit-atten-16ths not specified, using 00002000

  700 12:15:25.014362  <6>[    7.122649] ahci-imx 2200000.sata: fsl,receive-eq-mdB not specified, using 05000000

  701 12:15:25.014574  <4>[    7.130910] ahci-imx 2200000.sata: supply ahci not found, using dummy regulator

  702 12:15:25.067722  <4>[    7.139302] ahci-imx 2200000.sata: supply phy not found, using dummy regulator

  703 12:15:25.068144  <4>[    7.147215] ahci-imx 2200000.sata: supply target not found, using dummy regulator

  704 12:15:25.068396  <6>[    7.158774] ahci-imx 2200000.sata: SSS flag set, parallel bus scan disabled

  705 12:15:25.068612  <6>[    7.166055] ahci-imx 2200000.sata: AHCI 0001.0300 32 slots 1 ports 3 Gbps 0x1 impl platform mode

  706 12:15:25.068823  <6>[    7.175196] ahci-imx 2200000.sata: flags: ncq sntf stag pm led clo only pmp pio slum part ccc apst 

  707 12:15:25.069032  <6>[    7.189310] scsi host0: ahci-imx

  708 12:15:25.088323  <6>[    7.194834] ata1: SATA max UDMA/133 mmio [mem 0x02200000-0x02203fff] port 0x100 irq 84

  709 12:15:25.145377  <6>[    7.253599] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded

  710 12:15:25.145840  <6>[    7.266848] pps pps0: new PPS source ptp0

  711 12:15:25.233257  <6>[    7.314647] fec 2188000.ethernet eth0: registered PHC device 0

  712 12:15:25.233725  <6>[    7.325121] e1000e: Intel(R) PRO/1000 Network Driver

  713 12:15:25.233980  <6>[    7.330428] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.

  714 12:15:25.234197  <6>[    7.336851] igb: Intel(R) Gigabit Ethernet Network Driver

  715 12:15:25.234406  <6>[    7.342583] igb: Copyright (c) 2007-2014 Intel Corporation.

  716 12:15:25.283785  <6>[    7.368100] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver

  717 12:15:25.284264  <6>[    7.375991] usbcore: registered new interface driver pegasus

  718 12:15:25.284520  <6>[    7.382167] usbcore: registered new interface driver asix

  719 12:15:25.284742  <6>[    7.387982] usbcore: registered new interface driver ax88179_178a

  720 12:15:25.284948  <6>[    7.394536] usbcore: registered new interface driver cdc_ether

  721 12:15:25.285154  <6>[    7.400887] usbcore: registered new interface driver smsc75xx

  722 12:15:25.322097  <6>[    7.407119] usbcore: registered new interface driver smsc95xx

  723 12:15:25.322558  <6>[    7.413330] usbcore: registered new interface driver net1080

  724 12:15:25.322866  <6>[    7.419452] usbcore: registered new interface driver cdc_subset

  725 12:15:25.323097  <6>[    7.425798] usbcore: registered new interface driver zaurus

  726 12:15:25.323310  <6>[    7.431933] usbcore: registered new interface driver cdc_ncm

  727 12:15:25.371498  <6>[    7.449392] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

  728 12:15:25.371964  <6>[    7.456277] ehci-pci: EHCI PCI platform driver

  729 12:15:25.372225  <6>[    7.461201] ehci-platform: EHCI generic platform driver

  730 12:15:25.372441  <6>[    7.467630] ehci-orion: EHCI orion driver

  731 12:15:25.372649  <6>[    7.472773] SPEAr-ehci: EHCI SPEAr driver

  732 12:15:25.372855  <6>[    7.477834] ehci-st: EHCI STMicroelectronics driver

  733 12:15:25.373054  <6>[    7.483820] ehci-exynos: EHCI Exynos driver

  734 12:15:25.373255  <6>[    7.489092] ehci-atmel: EHCI Atmel driver

  735 12:15:25.373456  <6>[    7.494135] tegra-ehci: Tegra EHCI driver

  736 12:15:25.421890  <6>[    7.499286] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

  737 12:15:25.422341  <6>[    7.505824] ohci-pci: OHCI PCI platform driver

  738 12:15:25.422604  <6>[    7.510743] ohci-platform: OHCI generic platform driver

  739 12:15:25.422853  <6>[    7.517110] SPEAr-ohci: OHCI SPEAr driver

  740 12:15:25.423067  <6>[    7.522227] ohci-st: OHCI STMicroelectronics driver

  741 12:15:25.423272  <6>[    7.528147] ohci-atmel: OHCI Atmel driver

  742 12:15:25.423475  <6>[    7.536337] usbcore: registered new interface driver usb-storage

  743 12:15:25.423678  <6>[    7.541164] ata1: SATA link down (SStatus 0 SControl 300)

  744 12:15:25.447810  <6>[    7.548702] ahci-imx 2200000.sata: no device found, disabling link.

  745 12:15:25.448261  <6>[    7.555268] ahci-imx 2200000.sata: pass ahci_imx..hotplug=1 to enable hotplug

  746 12:15:25.448519  <6>[    7.571935] i2c /dev entries driver

  747 12:15:25.583856  <6>[    7.648934] sdhci: Secure Digital Host Controller Interface driver

  748 12:15:25.584353  <6>[    7.655410] sdhci: Copyright(c) Pierre Ossman

  749 12:15:25.584632  <6>[    7.668765] Synopsys Designware Multimedia Card Interface Driver

  750 12:15:25.584858  <6>[    7.681704] sdhci-pltfm: SDHCI platform and OF driver helper

  751 12:15:25.585076  <6>[    7.691187] sdhci-esdhc-imx 219c000.mmc: Got CD GPIO

  752 12:15:25.585286  <6>[    7.691196] sdhci-esdhc-imx 2198000.mmc: Got CD GPIO

  753 12:15:25.585492  <6>[    7.702026] sdhci-esdhc-imx 2198000.mmc: Got WP GPIO

  754 12:15:25.650832  <6>[    7.708615] ledtrig-cpu: registered to indicate activity on CPUs

  755 12:15:25.651290  <6>[    7.718251] usbcore: registered new interface driver usbhid

  756 12:15:25.651554  <6>[    7.724191] usbhid: USB HID core driver

  757 12:15:25.651778  <6>[    7.729630] mmc3: SDHCI controller on 219c000.mmc [219c000.mmc] using ADMA

  758 12:15:25.651993  <6>[    7.742371] mmc2: SDHCI controller on 2198000.mmc [2198000.mmc] using ADMA

  759 12:15:25.652206  <6>[    7.750495] ipip: IPv4 and MPLS over IPv4 tunneling driver

  760 12:15:25.652410  <6>[    7.758634] IPv4 over IPsec tunneling driver

  761 12:15:25.652613  <6>[    7.767560] NET: Registered protocol family 10

  762 12:15:25.684703  <6>[    7.777700] Segment Routing with IPv6

  763 12:15:25.685161  <6>[    7.787212] NET: Registered protocol family 17

  764 12:15:25.685413  <6>[    7.793690] 8021q: 802.1Q VLAN Support v1.8

  765 12:15:25.685632  <5>[    7.799135] Key type dns_resolver registered

  766 12:15:25.716583  <6>[    7.817189] ThumbEE CPU extension supported.

  767 12:15:25.717046  <5>[    7.821857] Registering SWP/SWPB emulation handler

  768 12:15:25.717308  <5>[    7.829050] Loading compiled-in X.509 certificates

  769 12:15:25.758432  <6>[    7.866421] mmc2: new high speed SDHC card at address 0001

  770 12:15:25.758940  <6>[    7.875806] mmcblk2: mmc2:0001 SD 14.6 GiB 

  771 12:15:25.811433  <4>[    7.899237] GPT:Primary header thinks Alt. header is not at the end of the disk.

  772 12:15:25.811886  <4>[    7.907013] GPT:29296874 != 30560255

  773 12:15:25.812145  <4>[    7.910990] GPT:Alternate GPT header not at the end of the disk.

  774 12:15:25.812364  <4>[    7.917286] GPT:29296874 != 30560255

  775 12:15:25.812569  <4>[    7.921183] GPT: Use GNU Parted to correct GPT errors.

  776 12:15:25.812773  <6>[    7.926672]  mmcblk2: p1 p2 p3

  777 12:15:25.897999  <4>[    7.987186] panel-simple panel-lcd: supply power not found, using dummy regulator

  778 12:15:25.898418  <4>[    7.995738] panel-simple panel-lcd: Specify missing connector_type

  779 12:15:25.898654  <4>[    8.008313] panel-simple panel-lvds0: supply power not found, using dummy regulator

  780 12:15:25.955997  <4>[    8.044489] imx_usb 2184200.usb: No over current polarity defined

  781 12:15:25.956465  <6>[    8.059348] ci_hdrc ci_hdrc.1: EHCI Host Controller

  782 12:15:25.956726  <6>[    8.064826] ci_hdrc ci_hdrc.1: new USB bus registered, assigned bus number 1

  783 12:15:25.988177  <6>[    8.099032] ci_hdrc ci_hdrc.1: USB 2.0 started, EHCI 1.00

  784 12:15:26.010149  <6>[    8.118004] hub 1-0:1.0: USB hub found

  785 12:15:26.010581  <6>[    8.122632] hub 1-0:1.0: 1 port detected

  786 12:15:26.031058  <6>[    8.137496] imx_thermal 20c8000.anatop:tempmon: Automotive CPU temperature grade - max:125C critical:120C passive:115C

  787 12:15:26.083008  <4>[    8.167909] panel-simple panel-lcd: supply power not found, using dummy regulator

  788 12:15:26.083441  <4>[    8.176401] panel-simple panel-lcd: Specify missing connector_type

  789 12:15:26.083683  <4>[    8.189018] panel-simple panel-lvds0: supply power not found, using dummy regulator

  790 12:15:26.145667  <4>[    8.216904] panel-simple panel-lcd: supply power not found, using dummy regulator

  791 12:15:26.146090  <4>[    8.225458] panel-simple panel-lcd: Specify missing connector_type

  792 12:15:26.146350  <4>[    8.237969] panel-simple panel-lvds0: supply power not found, using dummy regulator

  793 12:15:26.146581  <6>[    8.254827] input: gpio-keys as /devices/platform/gpio-keys/input/input0

  794 12:15:26.196737  <4>[    8.281500] panel-simple panel-lcd: supply power not found, using dummy regulator

  795 12:15:26.197173  <4>[    8.289987] panel-simple panel-lcd: Specify missing connector_type

  796 12:15:26.197451  <4>[    8.302666] panel-simple panel-lvds0: supply power not found, using dummy regulator

  797 12:15:26.222714  <6>[    8.324282] Micrel KSZ9021 Gigabit PHY 2188000.ethernet-1:07: attached PHY driver [Micrel KSZ9021 Gigabit PHY] (mii_bus:phy_addr=2188000.ethernet-1:07, irq=POLL)

  798 12:15:26.300619  <6>[    8.408780] usb 1-1: new high-speed USB device number 2 using ci_hdrc

  799 12:15:26.492248  <6>[    8.617039] hub 1-1:1.0: USB hub found

  800 12:15:26.508227  <6>[    8.622027] hub 1-1:1.0: 3 ports detected

  801 12:15:26.563353  <4>[    8.651315] panel-simple panel-lcd: supply power not found, using dummy regulator

  802 12:15:26.563750  <4>[    8.659770] panel-simple panel-lcd: Specify missing connector_type

  803 12:15:26.563982  <4>[    8.672475] panel-simple panel-lvds0: supply power not found, using dummy regulator

  804 12:15:29.332051  <6>[   11.440277] fec 2188000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off

  805 12:15:29.348047  <6>[   11.458681] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready

  806 12:15:29.444034  <5>[   11.489667] Sending DHCP requests ., OK

  807 12:15:29.444459  <6>[   11.533134] IP-Config: Got DHCP answer from 192.168.201.1, my address is 192.168.201.35

  808 12:15:29.444687  <6>[   11.541674] IP-Config: Complete:

  809 12:15:29.444885  <6>[   11.545242]      device=eth0, hwaddr=00:19:b8:08:f1:09, ipaddr=192.168.201.35, mask=255.255.255.0, gw=192.168.201.1

  810 12:15:29.445078  <6>[   11.556137]      host=imx6q-sabrelite-lava-cbg-5, domain=lava-rack, nis-domain=(none)

  811 12:15:29.445264  <6>[   11.564392]      bootserver=192.168.201.1, rootserver=192.168.201.1, rootpath=

  812 12:15:29.466413  <6>[   11.564429]      nameserver0=192.168.201.1

  813 12:15:29.466547  <6>[   11.577880] clk: Disabling unused clocks

  814 12:15:29.526520  <6>[   11.633186] Freeing unused kernel memory: 2048K

  815 12:15:29.526971  <6>[   11.639534] Run /init as init process

  816 12:15:29.558570  Loading, please wait...

  817 12:15:29.702102  Starting systemd-udevd version 252.22-1~deb12u1


  818 12:15:34.511019  <6>[   16.622712] imx-ipuv3 2400000.ipu: IPUv3H probed

  819 12:15:34.583931  <4>[   16.665735] panel-simple panel-lcd: supply power not found, using dummy regulator

  820 12:15:34.584398  <4>[   16.674361] panel-simple panel-lcd: Specify missing connector_type

  821 12:15:34.584716  <6>[   16.675508] imx-ipuv3 2800000.ipu: IPUv3H probed

  822 12:15:34.584946  <4>[   16.689330] panel-simple panel-lvds0: supply power not found, using dummy regulator

  823 12:15:34.646855  <4>[   16.730708] panel-simple panel-lcd: supply power not found, using dummy regulator

  824 12:15:34.647319  <4>[   16.739232] panel-simple panel-lcd: Specify missing connector_type

  825 12:15:34.647587  <4>[   16.752929] panel-simple panel-lvds0: supply power not found, using dummy regulator

  826 12:15:34.647807  <6>[   16.771753] CAN device driver interface

  827 12:15:34.755731  <4>[   16.857539] panel-simple panel-lcd: supply power not found, using dummy regulator

  828 12:15:34.756169  <4>[   16.866215] panel-simple panel-lcd: Specify missing connector_type

  829 12:15:34.787495  <4>[   16.897632] panel-simple panel-lvds0: supply power not found, using dummy regulator

  830 12:15:34.850468  <6>[   16.949830] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops [etnaviv])

  831 12:15:34.850915  <6>[   16.959670] caam 2100000.crypto: Entropy delay = 3200

  832 12:15:34.882111  <6>[   16.994117] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops [etnaviv])

  833 12:15:34.921239  <6>[   17.018792] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops [etnaviv])

  834 12:15:34.921659  <6>[   17.025636] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108

  835 12:15:34.921896  <6>[   17.025806] caam 2100000.crypto: Instantiated RNG4 SH0

  836 12:15:34.989483  <6>[   17.086573] caam 2100000.crypto: Instantiated RNG4 SH1

  837 12:15:34.989915  <6>[   17.092099] caam 2100000.crypto: device ID = 0x0a16010000000000 (Era 4)

  838 12:15:34.990153  <6>[   17.099084] caam 2100000.crypto: job rings = 2, qi = 0

  839 12:15:35.020164  <4>[   17.122574] panel-simple panel-lcd: supply power not found, using dummy regulator

  840 12:15:35.020591  <4>[   17.131153] panel-simple panel-lcd: Specify missing connector_type

  841 12:15:35.045831  <4>[   17.154148] panel-simple panel-lvds0: supply power not found, using dummy regulator

  842 12:15:35.104054  <6>[   17.179398] sgtl5000 0-000a: sgtl5000 revision 0x11

  843 12:15:35.104494  <4>[   17.184294] panel-simple panel-lcd: supply power not found, using dummy regulator

  844 12:15:35.104739  <4>[   17.193421] panel-simple panel-lcd: Specify missing connector_type

  845 12:15:35.104945  <6>[   17.204898] sgtl5000 0-000a: Using internal LDO instead of VDDD: check ER1 erratum

  846 12:15:35.105138  <6>[   17.205087] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007

  847 12:15:35.105330  <4>[   17.223000] usb_phy_generic usbphynop1: supply vcc not found, using dummy regulator

  848 12:15:35.157976  <6>[   17.227296] etnaviv-gpu 2204000.gpu: model: GC355, revision: 1215

  849 12:15:35.158411  <4>[   17.232157] usb_phy_generic usbphynop2: supply vcc not found, using dummy regulator

  850 12:15:35.158705  <6>[   17.237547] etnaviv-gpu 2204000.gpu: Ignoring GPU with VG and FE2.0

  851 12:15:35.158920  <4>[   17.252063] panel-simple panel-lvds0: supply power not found, using dummy regulator

  852 12:15:35.159120  <6>[   17.266441] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1

  853 12:15:35.209768  <4>[   17.291073] panel-simple panel-lcd: supply power not found, using dummy regulator

  854 12:15:35.210201  <4>[   17.300373] panel-simple panel-lcd: Specify missing connector_type

  855 12:15:35.210454  <6>[   17.303937] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  856 12:15:35.210713  <4>[   17.315665] panel-simple panel-lvds0: supply power not found, using dummy regulator

  857 12:15:35.210937  <6>[   17.315938] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  858 12:15:35.237061  <6>[   17.334508] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  859 12:15:35.237557  <6>[   17.343704] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  860 12:15:35.303953  <4>[   17.405554] panel-simple panel-lcd: supply power not found, using dummy regulator

  861 12:15:35.304443  <4>[   17.414106] panel-simple panel-lcd: Specify missing connector_type

  862 12:15:35.331069  <4>[   17.439149] panel-simple panel-lvds0: supply power not found, using dummy regulator

  863 12:15:35.398707  <6>[   17.478416] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  864 12:15:35.399176  <6>[   17.487591] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  865 12:15:35.399433  <6>[   17.496399] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  866 12:15:35.399635  <6>[   17.505229] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  867 12:15:35.946293  <6>[   18.055248] caam algorithms registered in /proc/crypto

  868 12:15:35.946431  <6>[   18.065205] caam 2100000.crypto: registering rng-caam

  869 12:15:36.074374  <5>[   18.194126] random: crng init done

  870 12:15:36.131340  <4>[   18.215622] panel-simple panel-lcd: supply power not found, using dummy regulator

  871 12:15:36.131642  <4>[   18.224402] panel-simple panel-lcd: Specify missing connector_type

  872 12:15:36.131854  <4>[   18.238707] panel-simple panel-lvds0: supply power not found, using dummy regulator

  873 12:15:36.189919  <6>[   18.270477] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

  874 12:15:36.189993  <6>[   18.279331] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

  875 12:15:36.190042  <6>[   18.287997] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

  876 12:15:36.190085  <6>[   18.296726] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

  877 12:15:36.221774  Begin: Loading essential drivers ... done.

  878 12:15:36.263466  Begin: Running /scripts/init-premount ... done.

  879 12:15:36.263766  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.

  880 12:15:36.263922  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available

  881 12:15:36.278822  Device /sys/class/net/eth0 found

  882 12:15:36.278893  done.

  883 12:15:36.434780  Begin: Waiting up to 180 secs for any network device to become available ... done.

  884 12:15:36.609291  IP-Config: eth0 hardware address 00:19:b8:08:f1:09 mtu 1500 DHCP

  885 12:15:36.609411  IP-Config: eth0 complete (dhcp from 192.168.201.1):

  886 12:15:36.609470   address: 192.168.201.35   broadcast: 192.168.201.255  netmask: 255.255.255.0   

  887 12:15:36.609520   gateway: 192.168.201.1    dns0     : 192.168.201.1    dns1   : 0.0.0.0         

  888 12:15:36.609568   host   : imx6q-sabrelite-lava-cbg-5                                      

  889 12:15:36.609613   domain : lava-rack                                                       

  890 12:15:36.609658   rootserver: 192.168.201.1 rootpath: 

  891 12:15:36.609702   filename  : 

  892 12:15:36.673373  done.

  893 12:15:36.697308  Begin: Running /scripts/nfs-bottom ... done.

  894 12:15:36.745175  Begin: Running /scripts/init-bottom ... done.

  895 12:15:38.612805  <30>[   20.720753] systemd[1]: System time before build time, advancing clock.

  896 12:15:38.934560  <30>[   20.996363] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)

  897 12:15:38.935074  <30>[   21.032766] systemd[1]: Detected architecture arm.

  898 12:15:38.935327  

  899 12:15:38.935533  Welcome to Debian GNU/Linux 12 (bookworm)!

  900 12:15:38.935725  


  901 12:15:38.995115  <30>[   21.103153] systemd[1]: Hostname set to <debian-bookworm-armhf>.

  902 12:15:40.716859  <30>[   22.825321] systemd[1]: Queued start job for default target graphical.target.

  903 12:15:40.747015  <30>[   22.844412] systemd[1]: Created slice system-getty.slice - Slice /system/getty.

  904 12:15:40.747490  [  OK  ] Created slice system-getty.slice - Slice /system/getty.


  905 12:15:40.801668  <30>[   22.896541] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.

  906 12:15:40.802084  [  OK  ] Created slice system-modpr…lice - Slice /system/modprobe.


  907 12:15:40.851667  <30>[   22.946440] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.

  908 12:15:40.852090  [  OK  ] Created slice system-seria… - Slice /system/serial-getty.


  909 12:15:40.899589  <30>[   22.994570] systemd[1]: Created slice user.slice - User and Session Slice.

  910 12:15:40.900008  [  OK  ] Created slice user.slice - User and Session Slice.


  911 12:15:40.953464  <30>[   23.043162] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.

  912 12:15:40.953884  [  OK  ] Started systemd-ask-passwo…quests to Console Directory Watch.


  913 12:15:41.001269  <30>[   23.092412] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.

  914 12:15:41.001641  [  OK  ] Started systemd-ask-passwo… Requests to Wall Directory Watch.


  915 12:15:41.063403  <30>[   23.140609] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc).

  916 12:15:41.063859  <30>[   23.162218] systemd[1]: Expecting device dev-ttymxc1.device - /dev/ttymxc1...

  917 12:15:41.064129           Expecting device dev-ttymxc1.device - /dev/ttymxc1...


  918 12:15:41.104068  <30>[   23.199088] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.

  919 12:15:41.104214  [  OK  ] Reached target cryptsetup.…get - Local Encrypted Volumes.


  920 12:15:41.148096  <30>[   23.239855] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.

  921 12:15:41.148523  [  OK  ] Reached target integrityse…Local Integrity Protected Volumes.


  922 12:15:41.190727  <30>[   23.289928] systemd[1]: Reached target paths.target - Path Units.

  923 12:15:41.190905  [  OK  ] Reached target paths.target - Path Units.


  924 12:15:41.232585  <30>[   23.329747] systemd[1]: Reached target remote-fs.target - Remote File Systems.

  925 12:15:41.232712  [  OK  ] Reached target remote-fs.target - Remote File Systems.


  926 12:15:41.282111  <30>[   23.379558] systemd[1]: Reached target slices.target - Slice Units.

  927 12:15:41.282546  [  OK  ] Reached target slices.target - Slice Units.


  928 12:15:41.322488  <30>[   23.419799] systemd[1]: Reached target swap.target - Swaps.

  929 12:15:41.322603  [  OK  ] Reached target swap.target - Swaps.


  930 12:15:41.367350  <30>[   23.460687] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.

  931 12:15:41.367437  [  OK  ] Reached target veritysetup… - Local Verity Protected Volumes.


  932 12:15:41.420245  <30>[   23.513675] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.

  933 12:15:41.420337  [  OK  ] Listening on systemd-initc… initctl Compatibility Named Pipe.


  934 12:15:41.535806  <30>[   23.611103] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit).

  935 12:15:41.536243  <30>[   23.631456] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).

  936 12:15:41.536488  [  OK  ] Listening on systemd-journ…t - Journal Socket (/dev/log).


  937 12:15:41.585118  <30>[   23.686066] systemd[1]: Listening on systemd-journald.socket - Journal Socket.

  938 12:15:41.585263  [  OK  ] Listening on systemd-journald.socket - Journal Socket.


  939 12:15:41.645441  <30>[   23.736251] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.

  940 12:15:41.645694  [  OK  ] Listening on systemd-netwo… - Network Service Netlink Socket.


  941 12:15:41.690199  <30>[   23.789649] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.

  942 12:15:41.690569  [  OK  ] Listening on systemd-udevd….socket - udev Control Socket.


  943 12:15:41.735464  <30>[   23.831611] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.

  944 12:15:41.735885  [  OK  ] Listening on systemd-udevd…l.socket - udev Kernel Socket.


  945 12:15:41.801112  <30>[   23.872732] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages).

  946 12:15:41.801196  <30>[   23.890215] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue).

  947 12:15:41.801250  <30>[   23.914973] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...

  948 12:15:41.816605           Mounting sys-kernel-debug.… - Kernel Debug File System...


  949 12:15:41.869624  <30>[   23.970770] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...

  950 12:15:41.869698           Mounting sys-kernel-tracin… - Kernel Trace File System...


  951 12:15:41.942063  <30>[   24.036868] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...

  952 12:15:41.942512           Starting kmod-static-nodes…ate List of Static Device Nodes...


  953 12:15:42.002808  <30>[   24.101182] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...

  954 12:15:42.003227           Starting modprobe@configfs…m - Load Kernel Module configfs...


  955 12:15:42.063859  <30>[   24.161644] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...

  956 12:15:42.064249           Starting modprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...


  957 12:15:42.124351  <30>[   24.220685] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...

  958 12:15:42.124424           Starting modprobe@drm.service - Load Kernel Module drm...


  959 12:15:42.183213  <30>[   24.279420] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...

  960 12:15:42.183287           Starting modprobe@efi_psto…- Load Kernel Module efi_pstore...


  961 12:15:42.244122  <30>[   24.342135] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...

  962 12:15:42.244211           Starting modprobe@fuse.ser…e - Load Kernel Module fuse...


  963 12:15:42.305115  <30>[   24.401381] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...

  964 12:15:42.305192           Starting modprobe@loop.ser…e - Load Kernel Module loop...


  965 12:15:42.305241  <6>[   24.426172] fuse: init (API version 7.32)

  966 12:15:42.372513  <30>[   24.470635] systemd[1]: Starting systemd-journald.service - Journal Service...

  967 12:15:42.372901           Starting systemd-journald.service - Journal Service...


  968 12:15:42.439897  <30>[   24.540987] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...

  969 12:15:42.440052           Starting systemd-modules-l…rvice - Load Kernel Modules...


  970 12:15:42.493632  <30>[   24.588853] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...

  971 12:15:42.493715           Starting systemd-network-g… units from Kernel command line...


  972 12:15:42.554802  <30>[   24.650053] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...

  973 12:15:42.554876           Starting systemd-remount-f…nt Root and Kernel File Systems...


  974 12:15:42.608088  <30>[   24.709013] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...

  975 12:15:42.608517           Starting systemd-udev-trig…[0m - Coldplug All udev Devices...


  976 12:15:42.691517  <30>[   24.787471] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.

  977 12:15:42.691631  [  OK  ] Mounted sys-kernel-debug.m…nt - Kernel Debug File System.


  978 12:15:42.745472  <30>[   24.840666] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.

  979 12:15:42.745613  [  OK  ] Mounted sys-kernel-tracing…nt - Kernel Trace File System.


  980 12:15:42.799861  <30>[   24.895579] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes.

  981 12:15:42.800294  [  OK  ] Finished kmod-static-nodes…reate List of Static Device Nodes.


  982 12:15:42.891619  <30>[   24.978078] systemd[1]: modprobe@configfs.service: Deactivated successfully.

  983 12:15:42.891928  <30>[   24.988351] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs.

  984 12:15:42.892143  [  OK  ] Finished modprobe@configfs…[0m - Load Kernel Module configfs.


  985 12:15:42.957534  <30>[   25.044400] systemd[1]: modprobe@dm_mod.service: Deactivated successfully.

  986 12:15:42.957963  <30>[   25.054464] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod.

  987 12:15:42.958198  [  OK  ] Finished modprobe@dm_mod.s…e - Load Kernel Module dm_mod.


  988 12:15:43.026659  <30>[   25.114536] systemd[1]: modprobe@drm.service: Deactivated successfully.

  989 12:15:43.027118  <30>[   25.124732] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm.

  990 12:15:43.027356  [  OK  ] Finished modprobe@drm.service - Load Kernel Module drm.


  991 12:15:43.101545  <30>[   25.184487] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully.

  992 12:15:43.102008  <30>[   25.195787] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore.

  993 12:15:43.102269  [  OK  ] Finished modprobe@efi_psto…m - Load Kernel Module efi_pstore.


  994 12:15:43.150416  <30>[   25.250759] systemd[1]: Started systemd-journald.service - Journal Service.

  995 12:15:43.150905  [  OK  ] Started systemd-journald.service - Journal Service.


  996 12:15:43.198182  [  OK  ] Finished modprobe@fuse.service - Load Kernel Module fuse.


  997 12:15:43.242125  [  OK  ] Finished modprobe@loop.service - Load Kernel Module loop.


  998 12:15:43.279212  [  OK  ] Finished systemd-modules-l…service - Load Kernel Modules.


  999 12:15:43.327032  [  OK  ] Finished systemd-network-g…rk units from Kernel command line.


 1000 12:15:43.374628  [  OK  ] Finished systemd-remount-f…ount Root and Kernel File Systems.


 1001 12:15:43.422378  [  OK  ] Reached target network-pre…get - Preparation for Network.


 1002 12:15:43.476520           Mounting sys-fs-fuse-conne… - FUSE Control File System...


 1003 12:15:43.532570           Mounting sys-kernel-config…ernel Configuration File System...


 1004 12:15:43.572290           Starting systemd-journal-f…h Journal to Persistent Storage...


 1005 12:15:43.614269           Starting systemd-random-se…ice - Load/Save Random Seed...


 1006 12:15:43.681191           Starting systemd-sysctl.se…ce - Apply Kernel Variables...


 1007 12:15:43.681332  <46>[   25.791826] systemd-journald[285]: Received client request to flush runtime journal.

 1008 12:15:43.726617           Starting systemd-sysusers.…rvice - Create System Users...


 1009 12:15:43.806029  [  OK  ] Mounted sys-fs-fuse-connec…nt - FUSE Control File System.


 1010 12:15:43.843897  [  OK  ] Mounted sys-kernel-config.… Kernel Configuration File System.


 1011 12:15:43.885773  [  OK  ] Finished systemd-random-se…rvice - Load/Save Random Seed.


 1012 12:15:43.938754  [  OK  ] Finished systemd-sysctl.service - Apply Kernel Variables.


 1013 12:15:44.087492  [  OK  ] Finished systemd-sysusers.service - Create System Users.


 1014 12:15:44.134600           Starting systemd-tmpfiles-…ate Static Device Nodes in /dev...


 1015 12:15:44.481767  [  OK  ] Finished systemd-journal-f…ush Journal to Persistent Storage.


 1016 12:15:44.518544  [  OK  ] Finished systemd-tmpfiles-…reate Static Device Nodes in /dev.


 1017 12:15:44.555570  [  OK  ] Reached target local-fs-pr…reparation for Local File Systems.


 1018 12:15:44.592519  [  OK  ] Reached target local-fs.target - Local File Systems.


 1019 12:15:44.639966           Starting systemd-tmpfiles-… Volatile Files and Directories...


 1020 12:15:44.687451           Starting systemd-udevd.ser…ger for Device Events and Files...


 1021 12:15:45.150591  [  OK  ] Started systemd-udevd.serv…nager for Device Events and Files.


 1022 12:15:45.206713           Starting systemd-networkd.…ice - Network Configuration...


 1023 12:15:45.248597  [  OK  ] Finished systemd-tmpfiles-…te Volatile Files and Directories.


 1024 12:15:45.308467           Starting systemd-timesyncd… - Network Time Synchronization...


 1025 12:15:45.352437           Starting systemd-update-ut…rd System Boot/Shutdown in UTMP...


 1026 12:15:45.524328  [  OK  ] Finished systemd-update-ut…cord System Boot/Shutdown in UTMP.


 1027 12:15:45.891400  <5>[   28.001007] cfg80211: Loading compiled-in X.509 certificates for regulatory database

 1028 12:15:46.182151  [  OK  ] Started systemd-timesyncd.…0m - Network Time Synchronization.


 1029 12:15:46.182536  <5>[   28.263832] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'

 1030 12:15:46.182797  <5>[   28.273428] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'

 1031 12:15:46.183007  <4>[   28.286659] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2

 1032 12:15:46.183200  <6>[   28.295832] cfg80211: failed to load regulatory.db

 1033 12:15:46.206002  [  OK  ] Reached target time-set.target - System Time Set.


 1034 12:15:46.255788  <46>[   28.336837] systemd-journald[285]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation.

 1035 12:15:46.255929  <46>[   28.355581] systemd-journald[285]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating.

 1036 12:15:46.468513  [  OK  ] Started systemd-networkd.service - Network Configuration.


 1037 12:15:46.516441  [  OK  ] Reached target network.target - Network.


 1038 12:15:48.266738  [  OK  ] Found device dev-ttymxc1.device - /dev/ttymxc1.


 1039 12:15:49.277724  [  OK  ] Finished systemd-udev-trig…e - Coldplug All udev Devices.


 1040 12:15:52.190821  [  OK  ] Reached target sysinit.target - System Initialization.


 1041 12:15:52.243603  [  OK  ] Started apt-daily.timer - Daily apt download activities.


 1042 12:15:52.286571  [  OK  ] Started apt-daily-upgrade.… apt upgrade and clean activities.


 1043 12:15:52.328426  [  OK  ] Started dpkg-db-backup.tim… Daily dpkg database backup timer.


 1044 12:15:52.381632  [  OK  ] Started e2scrub_all.timer…etadata Check for All Filesystems.


 1045 12:15:52.429405  [  OK  ] Started fstrim.timer - Discard unused blocks once a week.


 1046 12:15:52.465910  [  OK  ] Started systemd-tmpfiles-c… Cleanup of Temporary Directories.


 1047 12:15:52.504297  [  OK  ] Reached target timers.target - Timer Units.


 1048 12:15:52.546217  [  OK  ] Reached target usb-gadget.…m - Hardware activated USB gadget.


 1049 12:15:52.618203  [  OK  ] Listening on dbus.socket[…- D-Bus System Message Bus Socket.


 1050 12:15:52.618643  [  OK  ] Reached target sockets.target - Socket Units.


 1051 12:15:52.671067  [  OK  ] Listening on systemd-rfkil…l Switch Status /dev/rfkill Watch.


 1052 12:15:52.718064  [  OK  ] Reached target basic.target - Basic System.


 1053 12:15:52.754535           Starting dbus.service - D-Bus System Message Bus...


 1054 12:15:52.849579           Starting e2scrub_reap.serv…e ext4 Metadata Check Snapshots...


 1055 12:15:52.934344           Starting systemd-logind.se…ice - User Login Management...


 1056 12:15:52.982355           Starting systemd-user-sess…vice - Permit User Sessions...


 1057 12:15:53.091112  [  OK  ] Finished systemd-user-sess…ervice - Permit User Sessions.


 1058 12:15:53.123129  [  OK  ] Started dbus.service - D-Bus System Message Bus.


 1059 12:15:53.219318  [  OK  ] Started getty@tty1.service - Getty on tty1.


 1060 12:15:53.275353  [  OK  ] Started serial-getty@ttymx…ice - Serial Getty on ttymxc1.


 1061 12:15:53.323302  [  OK  ] Reached target getty.target - Login Prompts.


 1062 12:15:53.465826  [  OK  ] Finished e2scrub_reap.serv…ine ext4 Metadata Check Snapshots.


 1063 12:15:53.646746  [  OK  ] Started systemd-logind.service - User Login Management.


 1064 12:15:53.706679  [  OK  ] Reached target multi-user.target - Multi-User System.


 1065 12:15:53.765266  [  OK  ] Reached target graphical.target - Graphical Interface.


 1066 12:15:53.819275           Starting systemd-update-ut… Record Runlevel Change in UTMP...


 1067 12:15:53.984192  [  OK  ] Finished systemd-update-ut… - Record Runlevel Change in UTMP.


 1068 12:15:54.111777  


 1069 12:15:54.132592  Debian GNU/Linux 12 debian-bookworm-armhf ttymxc1

 1070 12:15:54.132898  

 1071 12:15:54.133101  debian-bookworm-armhf login: root (automatic login)

 1072 12:15:54.133285  


 1073 12:15:54.606236  Linux debian-bookworm-armhf 5.10.218-cip49 #1 SMP Tue Jun 25 11:54:46 UTC 2024 armv7l

 1074 12:15:54.606717  

 1075 12:15:54.607001  The programs included with the Debian GNU/Linux system are free software;

 1076 12:15:54.607218  the exact distribution terms for each program are described in the

 1077 12:15:54.607411  individual files in /usr/share/doc/*/copyright.

 1078 12:15:54.607601  

 1079 12:15:54.607785  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent

 1080 12:15:54.607974  permitted by applicable law.

 1081 12:15:59.479155  Matched prompt #10: / #
 1083 12:15:59.479950  Setting prompt string to ['/ #']
 1084 12:15:59.480255  end: 2.4.4.1 login-action (duration 00:00:43) [common]
 1086 12:15:59.480950  end: 2.4.4 auto-login-action (duration 00:00:44) [common]
 1087 12:15:59.481247  start: 2.4.5 expect-shell-connection (timeout 00:03:20) [common]
 1088 12:15:59.481487  Setting prompt string to ['/ #']
 1089 12:15:59.481691  Forcing a shell prompt, looking for ['/ #']
 1091 12:15:59.532315  / # 

 1092 12:15:59.532884  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1093 12:15:59.533245  Waiting using forced prompt support (timeout 00:02:30)
 1094 12:15:59.542306  

 1095 12:15:59.558631  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1096 12:15:59.559172  start: 2.4.6 export-device-env (timeout 00:03:20) [common]
 1097 12:15:59.559496  Sending with 10 millisecond of delay
 1099 12:16:04.670814  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf'

 1100 12:16:04.685887  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf'

 1101 12:16:04.686136  Sending with 10 millisecond of delay
 1103 12:16:06.904597  / # export NFS_SERVER_IP='192.168.201.1'

 1104 12:16:06.922969  export NFS_SERVER_IP='192.168.201.1'

 1105 12:16:06.923756  end: 2.4.6 export-device-env (duration 00:00:07) [common]
 1106 12:16:06.924132  end: 2.4 uboot-commands (duration 00:01:47) [common]
 1107 12:16:06.924464  end: 2 uboot-action (duration 00:01:47) [common]
 1108 12:16:06.924801  start: 3 lava-test-retry (timeout 00:07:47) [common]
 1109 12:16:06.925129  start: 3.1 lava-test-shell (timeout 00:07:47) [common]
 1110 12:16:06.925396  Using namespace: common
 1112 12:16:07.026382  / # #

 1113 12:16:07.027013  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1114 12:16:07.034738  #

 1115 12:16:07.050972  Using /lava-14571397
 1117 12:16:07.152160  / # export SHELL=/bin/bash

 1118 12:16:07.162492  export SHELL=/bin/bash

 1120 12:16:07.279586  / # . /lava-14571397/environment

 1121 12:16:07.290190  . /lava-14571397/environment

 1123 12:16:07.407503  / # /lava-14571397/bin/lava-test-runner /lava-14571397/0

 1124 12:16:07.408094  Test shell timeout: 10s (minimum of the action and connection timeout)
 1125 12:16:07.418064  /lava-14571397/bin/lava-test-runner /lava-14571397/0

 1126 12:16:07.927373  + export TESTRUN_ID=0_timesync-off

 1127 12:16:07.927797  + TESTRUN_ID=0_timesync-off

 1128 12:16:07.928031  + cd /lava-14571397/0/tests/0_timesync-off

 1129 12:16:07.928230  ++ cat uuid

 1130 12:16:07.969075  + UUID=14571397_1.6.2.4.1

 1131 12:16:07.969493  + set +x

 1132 12:16:07.969729  <LAVA_SIGNAL_STARTRUN 0_timesync-off 14571397_1.6.2.4.1>

 1133 12:16:07.969934  + systemctl stop systemd-timesyncd

 1134 12:16:07.970388  Received signal: <STARTRUN> 0_timesync-off 14571397_1.6.2.4.1
 1135 12:16:07.970629  Starting test lava.0_timesync-off (14571397_1.6.2.4.1)
 1136 12:16:07.970918  Skipping test definition patterns.
 1137 12:16:08.129051  + set +x

 1138 12:16:08.129483  <LAVA_SIGNAL_ENDRUN 0_timesync-off 14571397_1.6.2.4.1>

 1139 12:16:08.129962  Received signal: <ENDRUN> 0_timesync-off 14571397_1.6.2.4.1
 1140 12:16:08.130239  Ending use of test pattern.
 1141 12:16:08.130452  Ending test lava.0_timesync-off (14571397_1.6.2.4.1), duration 0.16
 1143 12:16:08.339295  + export TESTRUN_ID=1_kselftest-lkdtm

 1144 12:16:08.339440  + TESTRUN_ID=1_kselftest-lkdtm

 1145 12:16:08.339506  + cd /lava-14571397/0/tests/1_kselftest-lkdtm

 1146 12:16:08.339556  ++ cat uuid

 1147 12:16:08.408535  + UUID=14571397_1.6.2.4.5

 1148 12:16:08.408964  + set +x

 1149 12:16:08.409219  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 14571397_1.6.2.4.5>

 1150 12:16:08.409430  + cd ./automated/linux/kselftest/

 1151 12:16:08.409631  + ./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/v5.10.218-cip49-41-ga1157ad99348c/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

 1152 12:16:08.410085  Received signal: <STARTRUN> 1_kselftest-lkdtm 14571397_1.6.2.4.5
 1153 12:16:08.410321  Starting test lava.1_kselftest-lkdtm (14571397_1.6.2.4.5)
 1154 12:16:08.410575  Skipping test definition patterns.
 1155 12:16:08.568153  INFO: install_deps skipped

 1156 12:16:09.229332  --2024-06-25 12:15:55--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.218-cip49-41-ga1157ad99348c/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz

 1157 12:16:09.272491  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82

 1158 12:16:09.400277  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.

 1159 12:16:09.557737  HTTP request sent, awaiting response... 200 OK

 1160 12:16:09.558154  Length: 1409736 (1.3M) [application/octet-stream]

 1161 12:16:09.558412  Saving to: 'kselftest_armhf.tar.gz'

 1162 12:16:09.558637  

 1163 12:16:09.558893  

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 1197 12:16:17.502083  

 1198 12:16:17.556960  2024-06-25 12:16:04 (173 KB/s) - 'kselftest_armhf.tar.gz' saved [1409736/1409736]

 1199 12:16:17.557044  

 1200 12:16:21.292190  skiplist:

 1201 12:16:21.292341  ========================================

 1202 12:16:21.292424  ========================================

 1203 12:16:21.419594  lkdtm:PANIC.sh

 1204 12:16:21.419996  lkdtm:BUG.sh

 1205 12:16:21.420225  lkdtm:WARNING.sh

 1206 12:16:21.420424  lkdtm:WARNING_MESSAGE.sh

 1207 12:16:21.420616  lkdtm:EXCEPTION.sh

 1208 12:16:21.420802  lkdtm:LOOP.sh

 1209 12:16:21.420985  lkdtm:EXHAUST_STACK.sh

 1210 12:16:21.421169  lkdtm:CORRUPT_STACK.sh

 1211 12:16:21.421355  lkdtm:CORRUPT_STACK_STRONG.sh

 1212 12:16:21.421542  lkdtm:CORRUPT_LIST_ADD.sh

 1213 12:16:21.421724  lkdtm:CORRUPT_LIST_DEL.sh

 1214 12:16:21.421903  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1215 12:16:21.422082  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1216 12:16:21.422261  lkdtm:UNSET_SMEP.sh

 1217 12:16:21.422440  lkdtm:DOUBLE_FAULT.sh

 1218 12:16:21.422619  lkdtm:CORRUPT_PAC.sh

 1219 12:16:21.422831  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1220 12:16:21.423017  lkdtm:OVERWRITE_ALLOCATION.sh

 1221 12:16:21.423199  lkdtm:WRITE_AFTER_FREE.sh

 1222 12:16:21.462875  lkdtm:READ_AFTER_FREE.sh

 1223 12:16:21.463303  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1224 12:16:21.463576  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1225 12:16:21.463779  lkdtm:SLAB_FREE_DOUBLE.sh

 1226 12:16:21.463967  lkdtm:SLAB_FREE_CROSS.sh

 1227 12:16:21.464153  lkdtm:SLAB_FREE_PAGE.sh

 1228 12:16:21.464337  lkdtm:SOFTLOCKUP.sh

 1229 12:16:21.464523  lkdtm:HARDLOCKUP.sh

 1230 12:16:21.464703  lkdtm:SPINLOCKUP.sh

 1231 12:16:21.464885  lkdtm:HUNG_TASK.sh

 1232 12:16:21.465070  lkdtm:EXEC_DATA.sh

 1233 12:16:21.465250  lkdtm:EXEC_STACK.sh

 1234 12:16:21.465430  lkdtm:EXEC_KMALLOC.sh

 1235 12:16:21.465612  lkdtm:EXEC_VMALLOC.sh

 1236 12:16:21.465792  lkdtm:EXEC_RODATA.sh

 1237 12:16:21.465974  lkdtm:EXEC_USERSPACE.sh

 1238 12:16:21.466153  lkdtm:EXEC_NULL.sh

 1239 12:16:21.466332  lkdtm:ACCESS_USERSPACE.sh

 1240 12:16:21.466512  lkdtm:ACCESS_NULL.sh

 1241 12:16:21.466721  lkdtm:WRITE_RO.sh

 1242 12:16:21.466915  lkdtm:WRITE_RO_AFTER_INIT.sh

 1243 12:16:21.505732  lkdtm:WRITE_KERN.sh

 1244 12:16:21.506146  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1245 12:16:21.506370  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1246 12:16:21.506563  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1247 12:16:21.506785  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1248 12:16:21.506985  lkdtm:REFCOUNT_DEC_ZERO.sh

 1249 12:16:21.507176  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1250 12:16:21.507358  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1251 12:16:21.507544  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1252 12:16:21.507725  lkdtm:REFCOUNT_INC_ZERO.sh

 1253 12:16:21.507907  lkdtm:REFCOUNT_ADD_ZERO.sh

 1254 12:16:21.508091  lkdtm:REFCOUNT_INC_SATURATED.sh

 1255 12:16:21.508276  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1256 12:16:21.508458  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1257 12:16:21.508639  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1258 12:16:21.548810  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1259 12:16:21.549232  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1260 12:16:21.549457  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1261 12:16:21.549655  lkdtm:REFCOUNT_TIMING.sh

 1262 12:16:21.549845  lkdtm:ATOMIC_TIMING.sh

 1263 12:16:21.550034  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1264 12:16:21.550221  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1265 12:16:21.550405  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1266 12:16:21.550593  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1267 12:16:21.550810  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1268 12:16:21.551003  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1269 12:16:21.551188  lkdtm:USERCOPY_STACK_BEYOND.sh

 1270 12:16:21.551374  lkdtm:USERCOPY_KERNEL.sh

 1271 12:16:21.551560  lkdtm:STACKLEAK_ERASING.sh

 1272 12:16:21.591966  lkdtm:CFI_FORWARD_PROTO.sh

 1273 12:16:21.592390  ============== Tests to run ===============

 1274 12:16:21.592622  lkdtm:PANIC.sh

 1275 12:16:21.592820  lkdtm:BUG.sh

 1276 12:16:21.593013  lkdtm:WARNING.sh

 1277 12:16:21.593199  lkdtm:WARNING_MESSAGE.sh

 1278 12:16:21.593384  lkdtm:EXCEPTION.sh

 1279 12:16:21.593567  lkdtm:LOOP.sh

 1280 12:16:21.593756  lkdtm:EXHAUST_STACK.sh

 1281 12:16:21.593944  lkdtm:CORRUPT_STACK.sh

 1282 12:16:21.594127  lkdtm:CORRUPT_STACK_STRONG.sh

 1283 12:16:21.594308  lkdtm:CORRUPT_LIST_ADD.sh

 1284 12:16:21.594493  lkdtm:CORRUPT_LIST_DEL.sh

 1285 12:16:21.594675  lkdtm:STACK_GUARD_PAGE_LEADING.sh

 1286 12:16:21.594890  lkdtm:STACK_GUARD_PAGE_TRAILING.sh

 1287 12:16:21.595073  lkdtm:UNSET_SMEP.sh

 1288 12:16:21.595255  lkdtm:DOUBLE_FAULT.sh

 1289 12:16:21.595435  lkdtm:CORRUPT_PAC.sh

 1290 12:16:21.595619  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh

 1291 12:16:21.595808  lkdtm:OVERWRITE_ALLOCATION.sh

 1292 12:16:21.634979  lkdtm:WRITE_AFTER_FREE.sh

 1293 12:16:21.635400  lkdtm:READ_AFTER_FREE.sh

 1294 12:16:21.635634  lkdtm:WRITE_BUDDY_AFTER_FREE.sh

 1295 12:16:21.635837  lkdtm:READ_BUDDY_AFTER_FREE.sh

 1296 12:16:21.636054  lkdtm:SLAB_FREE_DOUBLE.sh

 1297 12:16:21.636245  lkdtm:SLAB_FREE_CROSS.sh

 1298 12:16:21.636434  lkdtm:SLAB_FREE_PAGE.sh

 1299 12:16:21.636622  lkdtm:SOFTLOCKUP.sh

 1300 12:16:21.636807  lkdtm:HARDLOCKUP.sh

 1301 12:16:21.636989  lkdtm:SPINLOCKUP.sh

 1302 12:16:21.637168  lkdtm:HUNG_TASK.sh

 1303 12:16:21.637350  lkdtm:EXEC_DATA.sh

 1304 12:16:21.637533  lkdtm:EXEC_STACK.sh

 1305 12:16:21.637715  lkdtm:EXEC_KMALLOC.sh

 1306 12:16:21.637901  lkdtm:EXEC_VMALLOC.sh

 1307 12:16:21.638087  lkdtm:EXEC_RODATA.sh

 1308 12:16:21.638267  lkdtm:EXEC_USERSPACE.sh

 1309 12:16:21.638445  lkdtm:EXEC_NULL.sh

 1310 12:16:21.638624  lkdtm:ACCESS_USERSPACE.sh

 1311 12:16:21.638834  lkdtm:ACCESS_NULL.sh

 1312 12:16:21.678092  lkdtm:WRITE_RO.sh

 1313 12:16:21.678549  lkdtm:WRITE_RO_AFTER_INIT.sh

 1314 12:16:21.678833  lkdtm:WRITE_KERN.sh

 1315 12:16:21.679038  lkdtm:REFCOUNT_INC_OVERFLOW.sh

 1316 12:16:21.679230  lkdtm:REFCOUNT_ADD_OVERFLOW.sh

 1317 12:16:21.679414  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 1318 12:16:21.679596  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh

 1319 12:16:21.679782  lkdtm:REFCOUNT_DEC_ZERO.sh

 1320 12:16:21.679970  lkdtm:REFCOUNT_DEC_NEGATIVE.sh

 1321 12:16:21.680153  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 1322 12:16:21.680331  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 1323 12:16:21.680508  lkdtm:REFCOUNT_INC_ZERO.sh

 1324 12:16:21.680691  lkdtm:REFCOUNT_ADD_ZERO.sh

 1325 12:16:21.680875  lkdtm:REFCOUNT_INC_SATURATED.sh

 1326 12:16:21.681060  lkdtm:REFCOUNT_DEC_SATURATED.sh

 1327 12:16:21.721208  lkdtm:REFCOUNT_ADD_SATURATED.sh

 1328 12:16:21.721657  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh

 1329 12:16:21.721916  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh

 1330 12:16:21.722132  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh

 1331 12:16:21.722335  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh

 1332 12:16:21.722538  lkdtm:REFCOUNT_TIMING.sh

 1333 12:16:21.722771  lkdtm:ATOMIC_TIMING.sh

 1334 12:16:21.722983  lkdtm:USERCOPY_HEAP_SIZE_TO.sh

 1335 12:16:21.723194  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh

 1336 12:16:21.723376  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh

 1337 12:16:21.723555  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh

 1338 12:16:21.723742  lkdtm:USERCOPY_STACK_FRAME_TO.sh

 1339 12:16:21.723927  lkdtm:USERCOPY_STACK_FRAME_FROM.sh

 1340 12:16:21.724109  lkdtm:USERCOPY_STACK_BEYOND.sh

 1341 12:16:21.724291  lkdtm:USERCOPY_KERNEL.sh

 1342 12:16:21.742045  lkdtm:STACKLEAK_ERASING.sh

 1343 12:16:21.742528  lkdtm:CFI_FORWARD_PROTO.sh

 1344 12:16:21.742821  ===========End Tests to run ===============

 1345 12:16:21.743053  shardfile-lkdtm pass

 1346 12:16:23.786631  <12>[   65.908650] kselftest: Running tests in lkdtm

 1347 12:16:23.834157  TAP version 13

 1348 12:16:23.866356  1..70

 1349 12:16:23.898325  # selftests: lkdtm: PANIC.sh

 1350 12:16:24.409589  # Skipping PANIC: crashes entire system

 1351 12:16:24.425831  ok 1 selftests: lkdtm: PANIC.sh # SKIP

 1352 12:16:24.457602  # selftests: lkdtm: BUG.sh

 1353 12:16:24.799230  <6>[   66.884346] lkdtm: Performing direct entry BUG

 1354 12:16:24.799613  <4>[   66.889469] ------------[ cut here ]------------

 1355 12:16:24.799848  <2>[   66.894360] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1356 12:16:24.800052  <0>[   66.899856] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1357 12:16:24.842363  <4>[   66.905265] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1358 12:16:24.842574  <4>[   66.937675] CPU: 1 PID: 736 Comm: cat Not tainted 5.10.218-cip49 #1

 1359 12:16:24.842703  <4>[   66.944231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1360 12:16:24.842814  <4>[   66.951065] PC is at lkdtm_BUG+0x14/0x18

 1361 12:16:24.842909  <4>[   66.955280] LR is at lkdtm_do_action+0x2c/0x4c

 1362 12:16:24.843000  <4>[   66.960011] pc : [<c0c59b4c>]    lr : [<c0c595cc>]    psr: a0080013

 1363 12:16:24.886178  <4>[   66.966564] sp : c4105e58  ip : c4105e68  fp : c4105e64

 1364 12:16:24.886607  <4>[   66.972073] r10: 00000004  r9 : c1ad6f68  r8 : c15ec020

 1365 12:16:24.886892  <4>[   66.977582] r7 : c4105f60  r6 : 00000004  r5 : c63c9000  r4 : 00000001

 1366 12:16:24.887111  <4>[   66.984393] r3 : c0c59b38  r2 : aae1a4ae  r1 : ef7965e0  r0 : c15ec028

 1367 12:16:24.887307  <4>[   66.991210] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1368 12:16:24.887501  <4>[   66.998632] Control: 10c5387d  Table: 1663804a  DAC: 00000051

 1369 12:16:24.887692  <0>[   67.004665] Process cat (pid: 736, stack limit = 0x4c141224)

 1370 12:16:24.929550  <0>[   67.010611] Stack: (0xc4105e58 to 0xc4106000)

 1371 12:16:24.930009  <0>[   67.015258] 5e40:                                                       c4105e74 c4105e68

 1372 12:16:24.930281  <0>[   67.023730] 5e60: c0c595cc c0c59b44 c4105e9c c4105e78 c0c59acc c0c595ac c0c599ac c61657c0

 1373 12:16:24.930510  <0>[   67.032202] 5e80: b6dc8000 00000004 c3022c00 c4105f60 c4105ec4 c4105ea0 c07e29dc c0c599b8

 1374 12:16:24.930764  <0>[   67.040673] 5ea0: 00000000 c61657c0 b6dc8000 c290d000 c4105f60 c07e2978 c4105f5c c4105ec8

 1375 12:16:24.930994  <0>[   67.049144] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4104000

 1376 12:16:24.972861  <0>[   67.057613] 5ee0: b6dc8000 00020000 00000004 00000004 0001fffc c4105ee0 00000001 b6dc7000

 1377 12:16:24.973320  <0>[   67.066081] 5f00: c6044a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1378 12:16:24.973588  <0>[   67.074553] 5f20: 00000000 00000000 c13e1980 aae1a4ae c206c1a0 c61657c0 c61657c0 c4104000

 1379 12:16:24.973817  <0>[   67.083022] 5f40: b6dc8000 00000000 00000000 00000004 c4105f94 c4105f60 c059c9b0 c059c304

 1380 12:16:24.974032  <0>[   67.091492] 5f60: 00000000 00000000 c4105fac aae1a4ae 00000004 00000004 7ff00000 00000004

 1381 12:16:25.016169  <0>[   67.099962] 5f80: c03002e4 c4104000 c4105fa4 c4105f98 c059ca40 c059c948 00000000 c4105fa8

 1382 12:16:25.016657  <0>[   67.108431] 5fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dc8000 00000004 00000001

 1383 12:16:25.016938  <0>[   67.116902] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1384 12:16:25.017166  <0>[   67.125372] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616 60080030 00000001 00000000 00000000

 1385 12:16:25.017382  <0>[   67.133828] Backtrace: 

 1386 12:16:25.017592  <0>[   67.136588] [<c0c59b38>] (lkdtm_BUG) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1387 12:16:25.059505  <0>[   67.144458] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1388 12:16:25.059963  <0>[   67.152773] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1389 12:16:25.060231  <0>[   67.160989]  r9:c4105f60 r8:c3022c00 r7:00000004 r6:b6dc8000 r5:c61657c0 r4:c0c599ac

 1390 12:16:25.060463  <0>[   67.169038] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1391 12:16:25.060678  <0>[   67.177163]  r9:c07e2978 r8:c4105f60 r7:c290d000 r6:b6dc8000 r5:c61657c0 r4:00000000

 1392 12:16:25.102758  <0>[   67.185202] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1393 12:16:25.103222  <0>[   67.192631]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c4104000 r5:c61657c0

 1394 12:16:25.103513  <0>[   67.200742]  r4:c61657c0

 1395 12:16:25.103745  <0>[   67.203572] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1396 12:16:25.103957  <0>[   67.211000]  r9:c4104000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1397 12:16:25.104169  <0>[   67.219042] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1398 12:16:25.146159  <0>[   67.226893] Exception stack(0xc4105fa8 to 0xc4105ff0)

 1399 12:16:25.146614  <0>[   67.232235] 5fa0:                   00000004 00000004 00000001 b6dc8000 00000004 00000001

 1400 12:16:25.146922  <0>[   67.240704] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1401 12:16:25.147156  <0>[   67.249168] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616

 1402 12:16:25.147370  <0>[   67.254513] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 

 1403 12:16:25.147584  <4>[   67.260903] ---[ end trace 1286819e0a8ce1c3 ]---

 1404 12:16:25.147794  <3>[   67.265812] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49

 1405 12:16:25.189650  <3>[   67.274973] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 736, name: cat

 1406 12:16:25.190109  <4>[   67.282911] INFO: lockdep is turned off.

 1407 12:16:25.190389  <4>[   67.287115] irq event stamp: 1626

 1408 12:16:25.190615  <4>[   67.290735] hardirqs last  enabled at (1625): [<c03d6ab0>] console_unlock+0x4b0/0x6c0

 1409 12:16:25.190902  <4>[   67.298861] hardirqs last disabled at (1626): [<c0300c60>] __und_svc+0x60/0x6c

 1410 12:16:25.191130  <4>[   67.306376] softirqs last  enabled at (1622): [<c030219c>] __do_softirq+0x36c/0x5a0

 1411 12:16:25.233088  <4>[   67.314325] softirqs last disabled at (1615): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0

 1412 12:16:25.233553  <4>[   67.322449] CPU: 1 PID: 736 Comm: cat Tainted: G      D           5.10.218-cip49 #1

 1413 12:16:25.233816  <4>[   67.330388] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1414 12:16:25.234048  <4>[   67.337196] Backtrace: 

 1415 12:16:25.234258  <4>[   67.339957] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 1416 12:16:25.234470  <4>[   67.347817]  r7:ffffffff r6:60080093 r5:00000000 r4:c1f1d058

 1417 12:16:25.234677  <4>[   67.353777] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 1418 12:16:25.276443  <4>[   67.361396] [<c13c5c84>] (dump_stack) from [<c038fdc4>] (___might_sleep+0x188/0x2e0)

 1419 12:16:25.276904  <4>[   67.369433]  r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d2fd0 r4:c4104000

 1420 12:16:25.277166  <4>[   67.377477] [<c038fc3c>] (___might_sleep) from [<c038ff8c>] (__might_sleep+0x70/0xb0)

 1421 12:16:25.277391  <4>[   67.385594]  r6:00000000 r5:00000031 r4:c19d2fd0

 1422 12:16:25.277612  <4>[   67.390520] [<c038ff1c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1423 12:16:25.277826  <4>[   67.398550]  r6:00000001 r5:c4104000 r4:c46e5100

 1424 12:16:25.319707  <4>[   67.403476] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1425 12:16:25.320203  <4>[   67.411077]  r8:0000000b r7:c1e1ca0c r6:ffffe000 r5:00000000 r4:c46e5100

 1426 12:16:25.320487  <4>[   67.418078] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1427 12:16:25.320711  <4>[   67.425669]  r7:c1e1ca0c

 1428 12:16:25.320924  <4>[   67.428505] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1429 12:16:25.321138  <4>[   67.435932] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1430 12:16:25.363171  <4>[   67.443275]  r10:00000004 r9:c4104000 r8:c15ec020 r7:00000000 r6:c4105dc8 r5:c0c59b4c

 1431 12:16:25.363632  <4>[   67.451387]  r4:e7f001f2

 1432 12:16:25.363902  <4>[   67.454218] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1433 12:16:25.364127  <4>[   67.462419] Exception stack(0xc4105dc8 to 0xc4105e10)

 1434 12:16:25.364348  <4>[   67.467764] 5dc0:                   c15ec028 ef7965e0 aae1a4ae c0c59b38 00000001 c63c9000

 1435 12:16:25.364559  <4>[   67.476234] 5de0: 00000004 c4105f60 c15ec020 c1ad6f68 00000004 c4105e64 c4105e68 c4105e58

 1436 12:16:25.364769  <4>[   67.484697] 5e00: c0c595cc c0c59b4c a0080013 ffffffff

 1437 12:16:25.406500  <4>[   67.490037]  r7:c4105dfc r6:ffffffff r5:a0080013 r4:c0c59b50

 1438 12:16:25.407001  <4>[   67.495995] [<c0c59b38>] (lkdtm_BUG) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1439 12:16:25.407272  <4>[   67.503861] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1440 12:16:25.407493  <4>[   67.512164] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1441 12:16:25.407709  <4>[   67.520376]  r9:c4105f60 r8:c3022c00 r7:00000004 r6:b6dc8000 r5:c61657c0 r4:c0c599ac

 1442 12:16:25.449882  <4>[   67.528422] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1443 12:16:25.450344  <4>[   67.536546]  r9:c07e2978 r8:c4105f60 r7:c290d000 r6:b6dc8000 r5:c61657c0 r4:00000000

 1444 12:16:25.450610  <4>[   67.544583] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1445 12:16:25.450885  <4>[   67.552011]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c4104000 r5:c61657c0

 1446 12:16:25.451112  <4>[   67.560121]  r4:c61657c0

 1447 12:16:25.451327  <4>[   67.562951] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1448 12:16:25.451539  <4>[   67.570379]  r9:c4104000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1449 12:16:25.497047  <4>[   67.578417] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1450 12:16:25.497536  <4>[   67.586268] Exception stack(0xc4105fa8 to 0xc4105ff0)

 1451 12:16:25.497807  <4>[   67.591610] 5fa0:                   00000004 00000004 00000001 b6dc8000 00000004 00000001

 1452 12:16:25.498040  <4>[   67.600080] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1453 12:16:25.498267  <4>[   67.608545] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616

 1454 12:16:25.498584  # Segmentation fault

 1455 12:16:25.591991  # [   66.884346] lkdtm: Performing direct entry BUG

 1456 12:16:25.592450  # [   66.889469] ------------[ cut here ]------------

 1457 12:16:25.592703  # [   66.894360] kernel BUG at drivers/misc/lkdtm/bugs.c:76!

 1458 12:16:25.592910  # [   66.899856] Internal error: Oops - BUG: 0 [#1] SMP ARM

 1459 12:16:25.634653  # [   66.905265] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1460 12:16:25.634724  # [   66.937675] CPU: 1 PID: 736 Comm: cat Not tainted 5.10.218-cip49 #1

 1461 12:16:25.634771  # [   66.944231] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1462 12:16:25.634814  # [   66.951065] PC is at lkdtm_BUG+0x14/0x18

 1463 12:16:25.634860  # [   66.955280] LR is at lkdtm_do_action+0x2c/0x4c

 1464 12:16:25.634913  # [   66.960011] pc : [<c0c59b4c>]    lr : [<c0c595cc>]    psr: a0080013

 1465 12:16:25.634968  # [   66.966564] sp : c4105e58  ip : c4105e68  fp : c4105e64

 1466 12:16:25.678377  # [   66.972073] r10: 00000004  r9 : c1ad6f68  r8 : c15ec020

 1467 12:16:25.678841  # [   66.977582] r7 : c4105f60  r6 : 00000004  r5 : c63c9000  r4 : 00000001

 1468 12:16:25.679101  # [   66.984393] r3 : c0c59b38  r2 : aae1a4ae  r1 : ef7965e0  r0 : c15ec028

 1469 12:16:25.679301  # [   66.991210] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1470 12:16:25.679503  # [   66.998632] Control: 10c5387d  Table: 1663804a  DAC: 00000051

 1471 12:16:25.679695  # [   67.004665] Process cat (pid: 736, stack limit = 0x4c141224)

 1472 12:16:25.679883  # [   67.010611] Stack: (0xc4105e58 to 0xc4106000)

 1473 12:16:25.721386  # [   67.015258] 5e40:                                                       c4105e74 c4105e68

 1474 12:16:25.721809  # [   67.023730] 5e60: c0c595cc c0c59b44 c4105e9c c4105e78 c0c59acc c0c595ac c0c599ac c61657c0

 1475 12:16:25.722051  # [   67.032202] 5e80: b6dc8000 00000004 c3022c00 c4105f60 c4105ec4 c4105ea0 c07e29dc c0c599b8

 1476 12:16:25.722255  # [   67.040673] 5ea0: 00000000 c61657c0 b6dc8000 c290d000 c4105f60 c07e2978 c4105f5c c4105ec8

 1477 12:16:25.722443  # [   67.049144] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4104000

 1478 12:16:25.764424  # [   67.057613] 5ee0: b6dc8000 00020000 00000004 00000004 0001fffc c4105ee0 00000001 b6dc7000

 1479 12:16:25.764910  # [   67.066081] 5f00: c6044a00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1480 12:16:25.765179  # [   67.074553] 5f20: 00000000 00000000 c13e1980 aae1a4ae c206c1a0 c61657c0 c61657c0 c4104000

 1481 12:16:25.765421  # [   67.083022] 5f40: b6dc8000 00000000 00000000 00000004 c4105f94 c4105f60 c059c9b0 c059c304

 1482 12:16:25.765660  # [   67.091492] 5f60: 00000000 00000000 c4105fac aae1a4ae 00000004 00000004 7ff00000 00000004

 1483 12:16:25.807512  # [   67.099962] 5f80: c03002e4 c4104000 c4105fa4 c4105f98 c059ca40 c059c948 00000000 c4105fa8

 1484 12:16:25.807945  # [   67.108431] 5fa0: c03000c0 c059ca34 00000004 00000004 00000001 b6dc8000 00000004 00000001

 1485 12:16:25.808256  # [   67.116902] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1486 12:16:25.808478  # [   67.125372] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616 60080030 00000001 00000000 00000000

 1487 12:16:25.808674  # [   67.133828] Backtrace: 

 1488 12:16:25.808869  # [   67.136588] [<c0c59b38>] (lkdtm_BUG) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1489 12:16:25.850003  # [   67.144458] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1490 12:16:25.850157  # [   67.152773] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1491 12:16:25.850217  # [   67.160989]  r9:c4105f60 r8:c3022c00 r7:00000004 r6:b6dc8000 r5:c61657c0 r4:c0c599ac

 1492 12:16:25.850267  # [   67.169038] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1493 12:16:25.850334  # [   67.177163]  r9:c07e2978 r8:c4105f60 r7:c290d000 r6:b6dc8000 r5:c61657c0 r4:00000000

 1494 12:16:25.893727  # [   67.185202] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1495 12:16:25.894152  # [   67.192631]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c4104000 r5:c61657c0

 1496 12:16:25.894391  # [   67.200742]  r4:c61657c0

 1497 12:16:25.894596  # [   67.203572] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1498 12:16:25.894836  # [   67.211000]  r9:c4104000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1499 12:16:25.895043  # [   67.219042] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1500 12:16:25.895238  # [   67.226893] Exception stack(0xc4105fa8 to 0xc4105ff0)

 1501 12:16:25.936790  # [   67.232235] 5fa0:                   00000004 00000004 00000001 b6dc8000 00000004 00000001

 1502 12:16:25.937217  # [   67.240704] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1503 12:16:25.937471  # [   67.249168] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616

 1504 12:16:25.937677  # [   67.254513] Code: <6>[   68.041136] lkdtm: Performing direct entry WARNING

 1505 12:16:25.937871  e92dd800 e24cb004 e52de004 e8bd40<4>[   68.047887] ------------[ cut here ]------------

 1506 12:16:25.938067  00 (e7f001f2) 

 1507 12:16:25.979835  # [   67.260903] <4>[   68.055809] WARNING: CPU: 3 PID: 808 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1508 12:16:25.980307  ---[ end trace 1286819e0a8ce1c3 ]<4>[   68.067287] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1509 12:16:25.980614  ---

 1510 12:16:26.022907  # [   67.265812] BUG: sleepi<4>[   68.102444] CPU: 3 PID: 808 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1511 12:16:26.023372  ng function called from invalid c<4>[   68.112990] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1512 12:16:26.023635  ontext at include/linux/percpu-rw<4>[   68.122642] Backtrace: 

 1513 12:16:26.023865  sem.h:49

 1514 12:16:26.024081  # [   67.274973] in_ato<4>[   68.128226] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 1515 12:16:26.024299  mic(): 0, irqs_disabled(): 128, n<4>[   68.138911]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 1516 12:16:26.024507  on_block: 0, pid: 736, name: cat

 1517 12:16:26.065681  <4>[   68.147697] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 1518 12:16:26.065829  

 1519 12:16:26.065881  # [   67.282911] INFO: lockdep i<4>[   68.158131] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1520 12:16:26.065928  s turned off.

 1521 12:16:26.065987  # [   67.287115] i<4>[   68.168210]  r9:00000009 r8:c0c59b98 r7:00000053 r6:00000009 r5:c0c59b98 r4:c1ad7624

 1522 12:16:26.066035  rq event stamp: 1626

 1523 12:16:26.066081  # [   67.29<4>[   68.179077] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 1524 12:16:26.108694  0735] hardirqs last  enabled at (<4>[   68.189679]  r7:00000053 r6:c1ad7624 r5:00000000 r4:c64d2000

 1525 12:16:26.108815  1625): [<c03d6ab0>] console_unloc<4>[   68.198469] [<c13bfb80>] (warn_slowpath_fmt) from [<c0c59b98>] (lkdtm_WARNING+0x48/0x4c)

 1526 12:16:26.108872  k+0x4b0/0x6c0

 1527 12:16:26.108919  # [   67.298861] h<4>[   68.209676]  r9:c1ad6f6c r8:c15ec020 r7:c64d3f60 r6:00000008 r5:c6374000 r4:00000002

 1528 12:16:26.108965  ardirqs last disabled at (1626): <4>[   68.220543] [<c0c59b50>] (lkdtm_WARNING) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1529 12:16:26.109008  [<c0300c60>] __und_svc+0x60/0x6c

 1530 12:16:26.151787  <4>[   68.231585] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1531 12:16:26.151928  

 1532 12:16:26.151985  # [   67.306376] softirqs last  <4>[   68.242714] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1533 12:16:26.152033  enabled at (1622): [<c030219c>] _<4>[   68.253748]  r9:c64d3f60 r8:c3022c00 r7:00000008 r6:b6e0f000 r5:c4752640 r4:c0c599ac

 1534 12:16:26.152093  _do_softirq+0x36c/0x5a0

 1535 12:16:26.152150  # [   67<4>[   68.264619] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1536 12:16:26.194846  .314325] softirqs last disabled a<4>[   68.275565]  r9:c07e2978 r8:c64d3f60 r7:c290d000 r6:b6e0f000 r5:c4752640 r4:00000000

 1537 12:16:26.194992  t (1615): [<c035f8fc>] __irq_exit<4>[   68.286433] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1538 12:16:26.195056  _rcu+0x178/0x1d0

 1539 12:16:26.195107  # [   67.322449<4>[   68.296690]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c64d2000 r5:c4752640

 1540 12:16:26.195159  ] CPU: 1 PID: 736 Comm: cat Taint<4>[   68.307638]  r4:c4752640

 1541 12:16:26.195208  ed: G      D           5.10.218-c<4>[   68.313302] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1542 12:16:26.237952  ip49 #1

 1543 12:16:26.238091  # [   67.330388] Hardwar<4>[   68.323557]  r9:c64d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008

 1544 12:16:26.238149  e name: Freescale i.MX6 Quad/Dual<4>[   68.334426] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1545 12:16:26.238196  Lite (Device Tree)

 1546 12:16:26.238241  # [   67.3371<4>[   68.345113] Exception stack(0xc64d3fa8 to 0xc64d3ff0)

 1547 12:16:26.238285  96] Backtrace: 

 1548 12:16:26.238329  # [   67.339957]<4>[   68.353291] 3fa0:                   00000008 00000008 00000001 b6e0f000 00000008 00000001

 1549 12:16:26.281190   [<c13be708>] (dump_backtrace) fr<4>[   68.364592] 3fc0: 00000008 00000008 7ff00000 00000004 00000001 b6e0f000 00020000 0048fe38

 1550 12:16:26.281328  om [<<4>[   68.375890] 3fe0: 00000004 bef987e8 b6ed533b b6e4e616

 1551 12:16:26.281385  <4>[   68.381676] irq event stamp: 0

 1552 12:16:26.281431  c<4>[   68.385009] hardirqs last  enabled at (0): [<00000000>] 0x0

 1553 12:16:26.281476  13beac8>] (show_stack+0x20/0x24)

 1554 12:16:26.281521  <4>[   68.390963] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1555 12:16:26.281564  

 1556 12:16:26.324255  # [   67.347817]  r7:ffffffff r6<4>[   68.401594] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1557 12:16:26.324397  :60080093 r5:00000000 r4:c1f1d058<4>[   68.412196] softirqs last disabled at (0): [<00000000>] 0x0

 1558 12:16:26.324458  

 1559 12:16:26.324504  # [   67.353777] [<c13beaa8>] (<4>[   68.420891] ---[ end trace 1286819e0a8ce1c4 ]---

 1560 12:16:26.324550  show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 1561 12:16:26.324603  # [   67.361396] [<c13c5c84>] (dump_stack) from [<c038fdc4>] (___might_sleep+0x188/0x2e0)

 1562 12:16:26.324652  # [   67.369433]  r9:60080093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d2fd0 r4:c4104000

 1563 12:16:26.367357  # [   67.377477] [<c038fc3c>] (___might_sleep) from [<c038ff8c>] (__might_sleep+0x70/0xb0)

 1564 12:16:26.367494  # [   67.385594]  r6:00000000 r5:00000031 r4:c19d2fd0

 1565 12:16:26.367547  # [   67.390520] [<c038ff1c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)

 1566 12:16:26.367591  # [   67.398550]  r6:00000001 r5:c4104000 r4:c46e5100

 1567 12:16:26.367632  # [   67.403476] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)

 1568 12:16:26.367673  # [   67.411077]  r8:0000000b r7:c1e1ca0c r6:ffffe000 r5:00000000 r4:c46e5100

 1569 12:16:26.367713  # [   67.418078] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)

 1570 12:16:26.410435  # [   67.425669]  r7:c1e1ca0c

 1571 12:16:26.410578  # [   67.428505] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)

 1572 12:16:26.410636  # [   67.435932] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)

 1573 12:16:26.410692  # [   67.443275]  r10:00000004 r9:c4104000 r8:c15ec020 r7:00000000 r6:c4105dc8 r5:c0c59b4c

 1574 12:16:26.410742  # [   67.451387]  r4:e7f001f2

 1575 12:16:26.410786  # [   67.454218] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)

 1576 12:16:26.410832  # [   67.462419] Exception stack(0xc4105dc8 to 0xc4105e10)

 1577 12:16:26.453790  # [   67.467764] 5dc0:                   c15ec028 ef7965e0 aae1a4ae c0c59b38 00000001 c63c9000

 1578 12:16:26.454176  # [   67.476234] 5de0: 00000004 c4105f60 c15ec020 c1ad6f68 00000004 c4105e64 c4105e68 c4105e58

 1579 12:16:26.454392  # [   67.484697] 5e00: c0c595cc c0c59b4c a0080013 ffffffff

 1580 12:16:26.454580  # [   67.490037]  r7:c4105dfc r6:ffffffff r5:a0080013 r4:c0c59b50

 1581 12:16:26.454800  # [   67.495995] [<c0c59b38>] (lkdtm_BUG) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1582 12:16:26.454986  # [   67.503861] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1583 12:16:26.496913  # [   67.512164] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1584 12:16:26.497378  # [   67.520376]  r9:c4105f60 r8:c3022c00 r7:00000004 r6:b6dc8000 r5:c61657c0 r4:c0c599ac

 1585 12:16:26.497628  # [   67.528422] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1586 12:16:26.497830  # [   67.536546]  r9:c07e2978 r8:c4105f60 r7:c290d000 r6:b6dc8000 r5:c61657c0 r4:00000000

 1587 12:16:26.498024  # [   67.544583] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1588 12:16:26.539905  # [   67.552011]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc8000 r6:c4104000 r5:c61657c0

 1589 12:16:26.540353  # [   67.560121]  r4:c61657c0

 1590 12:16:26.540722  # [   67.562951] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1591 12:16:26.541074  # [   67.570379]  r9:c4104000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004

 1592 12:16:26.541409  # [   67.578417] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1593 12:16:26.541738  # [   67.586268] Exception stack(0xc4105fa8 to 0xc4105ff0)

 1594 12:16:26.542069  # [   67.591610] 5fa0:                   00000004 00000004 00000001 b6dc8000 00000004 00000001

 1595 12:16:26.582539  # [   67.600080] 5fc0: 00000004 00000004 7ff00000 00000004 00000001 b6dc8000 00020000 0045fe38

 1596 12:16:26.582698  # [   67.608545] 5fe0: 00000004 bed9b7e8 b6e8e33b b6e07616

 1597 12:16:26.582758  # BUG: saw 'kernel BUG at': ok

 1598 12:16:26.582805  ok 2 selftests: lkdtm: BUG.sh

 1599 12:16:26.582849  # selftests: lkdtm: WARNING.sh

 1600 12:16:26.582891  # [   68.041136] lkdtm: Performing direct entry WARNING

 1601 12:16:26.582933  # [   68.047887] ------------[ cut here ]------------

 1602 12:16:26.582974  # [   68.055809] WARNING: CPU: 3 PID: 808 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c

 1603 12:16:26.626336  # [   68.067287] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1604 12:16:26.626842  # [   68.102444] CPU: 3 PID: 808 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1605 12:16:26.627139  # [   68.112990] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1606 12:16:26.669388  # [   68.122642] Backtrace: 

 1607 12:16:26.669843  # [   68.128226] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 1608 12:16:26.670109  # [   68.<6>[   68.762310] lkdtm: Performing direct entry WARNING_MESSAGE

 1609 12:16:26.670341  138911]  r7:ffffffff r6:60080013 <4>[   68.770968] ------------[ cut here ]------------

 1610 12:16:26.670565  r5:00000000 r4:c1f1d058

 1611 12:16:26.670818  # [   68<4>[   68.778809] WARNING: CPU: 3 PID: 844 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1612 12:16:26.712331  .147697] [<c13beaa8>] (show_stack<4>[   68.790939] Warning message trigger count: 2

 1613 12:16:26.712803  ) from [<c13c5d64>] (dump_stack+0<4>[   68.798294] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1614 12:16:26.713089  xe0/0x100)

 1615 12:16:26.755508  # [   68.158131] [<c1<4>[   68.833336] CPU: 3 PID: 844 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1616 12:16:26.755971  3c5c84>] (dump_stack) from [<c035<4>[   68.844075] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1617 12:16:26.756235  67c8>] (__warn+0x98/0x14c)

 1618 12:16:26.756465  # [  <4>[   68.853727] Backtrace: 

 1619 12:16:26.756679   68.168210]  r9:00000009 r8:c0c59<4>[   68.859310] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 1620 12:16:26.756891  b98 r7:00000053 r6:00000009 r5:c0<4>[   68.869997]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 1621 12:16:26.757103  c59b98 r4:c1ad7624

 1622 12:16:26.798619  # [   68.1790<4>[   68.878783] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 1623 12:16:26.799112  77] [<c0356730>] (__warn) from [<<4>[   68.889220] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1624 12:16:26.799398  c13bfc08>] (warn_slowpath_fmt+0x8<4>[   68.899295]  r9:00000009 r8:c0c59be8 r7:00000058 r6:00000009 r5:c0c59be8 r4:c1ad7624

 1625 12:16:26.799625  c/0xa8)

 1626 12:16:26.799846  # [   68.189679]  r7:000<4>[   68.910163] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 1627 12:16:26.841826  00053 r6:c1ad7624 r5:00000000 r4:<4>[   68.920767]  r7:00000058 r6:c1ad7624 r5:c1ad7640 r4:c62b6000

 1628 12:16:26.842291  c64d2000

 1629 12:16:26.842552  # [   68.198469] [<c13b<4>[   68.929554] [<c13bfb80>] (warn_slowpath_fmt) from [<c0c59be8>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1630 12:16:26.842819  fb80>] (warn_slowpath_fmt) from [<4>[   68.941457]  r9:c1ad6f74 r8:c15ec020 r7:c62b7f60 r6:00000010 r5:c6374000 r4:00000003

 1631 12:16:26.843048  <c0c59b98>] (lkdtm_WARNING+0x48/0<4>[   68.952325] [<c0c59b9c>] (lkdtm_WARNING_MESSAGE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1632 12:16:26.843265  x4c)

 1633 12:16:26.884952  # [   68.209676]  r9:c1ad6f<4>[   68.964059] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1634 12:16:26.885417  6c r8:c15ec020 r7:c64d3f60 r6:000<4>[   68.975191] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1635 12:16:26.885682  00008 r5:c6374000 r4:00000002

 1636 12:16:26.885913  # <4>[   68.986225]  r9:c62b7f60 r8:c3022c00 r7:00000010 r6:b6dbf000 r5:c47528c0 r4:c0c599ac

 1637 12:16:26.886132  [   68.220543] [<c0c59b50>] (lkdt<4>[   68.997097] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1638 12:16:26.928071  m_WARNING) from [<c0c595cc>] (lkd<4>[   69.008041]  r9:c07e2978 r8:c62b7f60 r7:c290d000 r6:b6dbf000 r5:c47528c0 r4:00000000

 1639 12:16:26.928532  tm_do_action+0x2c/0x4c)

 1640 12:16:26.928800  # [   68<4>[   69.018909] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1641 12:16:26.929027  .231585] [<c0c595a0>] (lkdtm_do_a<4>[   69.029167]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c62b6000 r5:c47528c0

 1642 12:16:26.929246  ction) from [<c0c59acc>] (direct_<4>[   69.040115]  r4:c47528c0

 1643 12:16:26.929455  entry+0x120/0x18c)

 1644 12:16:26.929662  # [   68.2427<4>[   69.045781] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1645 12:16:26.971204  14] [<c0c599ac>] (direct_entry) f<4>[   69.056037]  r9:c62b6000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010

 1646 12:16:26.971637  rom [<c07e29dc>] (full_proxy_writ<4>[   69.066905] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1647 12:16:26.971885  e+0x64/0x94)

 1648 12:16:26.972087  # [   68.253748]  r<4>[   69.077593] Exception stack(0xc62b7fa8 to 0xc62b7ff0)

 1649 12:16:26.972285  9:c64d3f60 r8:c3022c00 r7:0000000<4>[   69.085770] 7fa0:                   00000010 00000010 00000001 b6dbf000 00000010 00000001

 1650 12:16:27.013700  8 r6:b6e0f000 r5:c4752640 r4:c0c5<4>[   69.097070] 7fc0: 00000010 00000010 7ff00000 00000004 00000001 b6dbf000 00020000 0043fe38

 1651 12:16:27.013838  99ac

 1652 12:16:27.013892  # [   68.264619] [<c07e2978<4>[   69.108367] 7fe0: 00000004 beb007e8 b6e8533b b6dfe616

 1653 12:16:27.013937  >] (full_proxy_write) from [<c059<4>[   69.116614] irq event stamp: 0

 1654 12:16:27.014008  c404>] (vfs_write+0x10c/0x53c)

 1655 12:16:27.014066  #<4>[   69.122751] hardirqs last  enabled at (0): [<00000000>] 0x0

 1656 12:16:27.014118   [   68.275565]  r9:c07e2978 r8:c<4>[   69.131488] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1657 12:16:27.057265  64d3f60 r7:c290d000 r6:b6e0f000 r<4>[   69.142104] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1658 12:16:27.057698  5:c4752640 r4:00000000

 1659 12:16:27.057953  # [   68.<4>[   69.152681] softirqs last disabled at (0): [<00000000>] 0x0

 1660 12:16:27.058160  286433] [<c059c2f8>] (vfs_write) <4>[   69.161373] ---[ end trace 1286819e0a8ce1c5 ]---

 1661 12:16:27.058368  from [<c059c9b0>] (ksys_write+0x74/0xec)

 1662 12:16:27.058563  # [   68.296690]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0f000 r6:c64d2000 r5:c4752640

 1663 12:16:27.058805  # [   68.307638]  r4:c4752640

 1664 12:16:27.100480  # [   68.313302] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1665 12:16:27.100936  # [   68.323557]  r9:c64d2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008

 1666 12:16:27.101192  # [   68.334426] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1667 12:16:27.101399  # [   68.345113] Exception stack(0xc64d3fa8 to 0xc64d3ff0)

 1668 12:16:27.101596  # [   68.353291] 3fa0:                   00000008 00000008 00000001 b6e0f000 00000008 00000001

 1669 12:16:27.101789  # [   68.364592] 3fc0: 00000008 00000008 7ff00000 00000004 00000001 b6e0f000 00020000 0048fe38

 1670 12:16:27.143435  # [   68.375890] 3fe0: 00000004 bef987e8 b6ed533b b6e4e616

 1671 12:16:27.143862  # [   68.381676] irq event stamp: 0

 1672 12:16:27.144109  # [   68.385009] hardirqs last  enabled at (0): [<00000000>] 0x0

 1673 12:16:27.144313  # [   68.390963] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1674 12:16:27.144507  # [   68.401594] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1675 12:16:27.144703  # [   68.412196] softirqs last disabled at (0): [<00000000>] 0x0

 1676 12:16:27.144897  # [   68.420891] ---[ end trace 1286819e0a8ce1c4 ]---

 1677 12:16:27.145086  # WARNING: saw 'WARNING:': ok

 1678 12:16:27.186599  ok 3 selftests: lkdtm: WARNING.sh

 1679 12:16:27.187060  # selftests: lkdtm: WARNING_MESSAGE.sh

 1680 12:16:27.187318  # [   68.762310] lkdtm: Performing direct entry WARNING_MESSAGE

 1681 12:16:27.187529  # [   68.770968] ------------[ cut here ]------------

 1682 12:16:27.187726  # [   68.778809] WARNING: CPU: 3 PID: 844 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54

 1683 12:16:27.187920  # [   68.790939] Warning message trigger count: 2

 1684 12:16:27.229400  # [   68.798294] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1685 12:16:27.229870  # [   68.833336] CPU: 3 PID: 844 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1686 12:16:27.230118  # [   68.844075] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1687 12:16:27.230322  # [   68.853727] Backtrace: 

 1688 12:16:27.230518  # [   68.859310] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 1689 12:16:27.272490  # [   68.869997]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 1690 12:16:27.272903  # [   68.878783] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 1691 12:16:27.273143  # [   68.889220] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 1692 12:16:27.273351  # [   68.899295]  r9:00000009 r8:c0c59be8 r7:00000058 r6:00000009 r5:c0c59be8 r4:c1ad7624

 1693 12:16:27.273547  # [   68.910163] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 1694 12:16:27.273743  # [   68.920767]  r7:00000058 r6:c1ad7624 r5:c1ad7640 r4:c62b6000

 1695 12:16:27.315644  # [   68.929554] [<c13bfb80>] (warn_slowpath_fmt) from [<c0c59be8>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)

 1696 12:16:27.316058  # [   68.941457]  r9:c1ad6f74 r8:c15ec020 r7:c62b7f60 r6:00000010 r5:c6374000 r4:00000003

 1697 12:16:27.316303  # [   68.952325] [<c0c59b9c>] (lkdtm_WARNING_MESSAGE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1698 12:16:27.316511  # [   68.964059] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1699 12:16:27.316707  # [   68.975191] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1700 12:16:27.358594  # [   68.986225]  r9:c62b7f60 r8:c3022c00 r7:00000010 r6:b6dbf000 r5:c47528c0 r4:c0c599ac

 1701 12:16:27.359048  # [   68.997097] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1702 12:16:27.359298  # [   69.008041]  r9:c07e2978 r8:c62b7f60 r7:c290d000 r6:b6dbf000 r5:c47528c0 r4:00000000

 1703 12:16:27.359504  # [   69.018909] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1704 12:16:27.359700  # [   69.029167]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c62b6000 r5:c47528c0

 1705 12:16:27.359893  # [   69.040115]  r4:c47528c0

 1706 12:16:27.401798  # [   69.045781] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_w<6>[   69.488988] lkdtm: Performing direct entry EXCEPTION

 1707 12:16:27.402068  rite+0x18/0x1c)

 1708 12:16:27.402225  # [   69.056037]<1>[   69.494752] 8<--- cut here ---

 1709 12:16:27.402365    r9:c62b6000 r8:c03002e4 r7:0000<1>[   69.501163] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1710 12:16:27.402469  0004 r6:7ff00000 r5:00000010 r4:0<1>[   69.512305] pgd = 67c836e7

 1711 12:16:27.402574  0000010

 1712 12:16:27.402677  # [   69.066905] [<c059c<1>[   69.518139] [00000000] *pgd=00000000

 1713 12:16:27.445544  a28>] (sys_write) from [<c03000c0<0>[   69.524933] Internal error: Oops: 805 [#2] SMP ARM

 1714 12:16:27.445978  <4>[   69.532780] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1715 12:16:27.446250  <4>[   69.565128] CPU: 0 PID: 877 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1716 12:16:27.488780  <4>[   69.573051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1717 12:16:27.489235  <4>[   69.579855] PC is at lkdtm_EXCEPTION+0x18/0x20

 1718 12:16:27.489514  <4>[   69.584569] LR is at lkdtm_do_action+0x2c/0x4c

 1719 12:16:27.489745  <4>[   69.589279] pc : [<c0c59c08>]    lr : [<c0c595cc>]    psr: a0080013

 1720 12:16:27.489962  <4>[   69.595814] sp : c6291e58  ip : c6291e68  fp : c6291e64

 1721 12:16:27.490174  <4>[   69.601305] r10: 0000000a  r9 : c1ad6f84  r8 : c15ec020

 1722 12:16:27.490384  <4>[   69.606796] r7 : c6291f60  r6 : 0000000a  r5 : c62d7000  r4 : 00000004

 1723 12:16:27.531963  <4>[   69.613590] r3 : 00000000  r2 : b8b4d640  r1 : ef7815e0  r0 : c15ec040

 1724 12:16:27.532424  <4>[   69.620385] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1725 12:16:27.532698  <4>[   69.627788] Control: 10c5387d  Table: 1658004a  DAC: 00000051

 1726 12:16:27.532927  <0>[   69.633801] Process cat (pid: 877, stack limit = 0xd82ee50c)

 1727 12:16:27.533140  <0>[   69.639726] Stack: (0xc6291e58 to 0xc6292000)

 1728 12:16:27.533351  <0>[   69.644352] 1e40:                                                       c6291e74 c6291e68

 1729 12:16:27.575253  <0>[   69.652800] 1e60: c0c595cc c0c59bfc c6291e9c c6291e78 c0c59acc c0c595ac c0c599ac c4323400

 1730 12:16:27.575714  <0>[   69.661248] 1e80: b6e46000 0000000a c3022c00 c6291f60 c6291ec4 c6291ea0 c07e29dc c0c599b8

 1731 12:16:27.575975  <0>[   69.669694] 1ea0: 00000000 c4323400 b6e46000 c290d000 c6291f60 c07e2978 c6291f5c c6291ec8

 1732 12:16:27.576201  <0>[   69.678141] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6290000

 1733 12:16:27.576410  <0>[   69.686587] 1ee0: b6e46000 00020000 00000004 0000000a 0001fff6 c6291ee0 00000001 b6e45000

 1734 12:16:27.576623  <0>[   69.695033] 1f00: c4752780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1735 12:16:27.618340  <0>[   69.703479] 1f20: 00000000 00000000 c13e1980 b8b4d640 c206c1a0 c4323400 c4323400 c6290000

 1736 12:16:27.618836  <0>[   69.711926] 1f40: b6e46000 00000000 00000000 00000004 c6291f94 c6291f60 c059c9b0 c059c304

 1737 12:16:27.619118  <0>[   69.720370] 1f60: 00000000 00000000 c6291fac b8b4d640 0000000a 0000000a 7ff00000 00000004

 1738 12:16:27.619347  <0>[   69.728818] 1f80: c03002e4 c6290000 c6291fa4 c6291f98 c059ca40 c059c948 00000000 c6291fa8

 1739 12:16:27.619561  <0>[   69.737262] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e46000 0000000a 00000001

 1740 12:16:27.661567  <0>[   69.745707] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e46000 00020000 0050fe38

 1741 12:16:27.662033  <0>[   69.754153] 1fe0: 00000004 bec957e8 b6f0c33b b6e85616 60080030 00000001 00000000 00000000

 1742 12:16:27.662301  <0>[   69.762593] Backtrace: 

 1743 12:16:27.662520  <0>[   69.765318] [<c0c59bf0>] (lkdtm_EXCEPTION) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1744 12:16:27.662776  <0>[   69.773684] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1745 12:16:27.663007  <0>[   69.781966] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1746 12:16:27.704718  <0>[   69.790155]  r9:c6291f60 r8:c3022c00 r7:0000000a r6:b6e46000 r5:c4323400 r4:c0c599ac

 1747 12:16:27.705169  <0>[   69.798176] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1748 12:16:27.705427  <0>[   69.806278]  r9:c07e2978 r8:c6291f60 r7:c290d000 r6:b6e46000 r5:c4323400 r4:00000000

 1749 12:16:27.705646  <0>[   69.814292] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1750 12:16:27.705862  <0>[   69.821699]  r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c6290000 r5:c4323400

 1751 12:16:27.706067  <0>[   69.829792]  r4:c4323400

 1752 12:16:27.747972  <0>[   69.832600] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1753 12:16:27.748430  <0>[   69.840003]  r9:c6290000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 1754 12:16:27.748703  <0>[   69.848019] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1755 12:16:27.748928  <0>[   69.855854] Exception stack(0xc6291fa8 to 0xc6291ff0)

 1756 12:16:27.749139  <0>[   69.861173] 1fa0:                   0000000a 0000000a 00000001 b6e46000 0000000a 00000001

 1757 12:16:27.791062  <0>[   69.869619] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e46000 00020000 0050fe38

 1758 12:16:27.791548  <0>[   69.878063] 1fe0: 00000004 bec957e8 b6f0c33b b6e85616

 1759 12:16:27.791823  <0>[   69.883384] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1760 12:16:27.792041  >] (ret_fast_syscall+0x0/0x28)

 1761 12:16:27.792236  #<4>[   69.889833] ---[ end trace 1286819e0a8ce1c6 ]---

 1762 12:16:27.792428   [   69.<047>7[5 9 3 ]6 9E.x89c6e93] panel-simple panel-lcd: supply power not found, using dummy regulator

 1763 12:16:27.792619  ption stack(0xc62b7fa8 to 0xc62b7<4>[   69.907602] panel-simple panel-lcd: Specify missing connector_type

 1764 12:16:27.792807  ff0)

 1765 12:16:27.833625  # [   69.085770] 7fa0:                   00000010 00000010 0<040>0[0 0 0 16 9b.69d2b1f6026] panel-simple panel-lvds0: supply power not found, using dummy regulator

 1766 12:16:27.833760  0 00000010 00000001

 1767 12:16:27.833819  # [   69.097070] 7fc0: 00000010 00000010 7ff00000 00000004 00000001 b6dbf000 00020000 0043fe38

 1768 12:16:27.833867  # [   69.108367] 7fe0: 00000004 beb007e8 b6e8533b b6dfe616

 1769 12:16:27.833910  # [   69.116614] irq event stamp: 0

 1770 12:16:27.833968  # [   69.122751] hardirqs last  enabled at (0): [<00000000>] 0x0

 1771 12:16:27.877356  #<6>[   69.954859] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1772 12:16:27.877814   [   69.131488] hardirqs last dis<6>[   69.964278] imx-drm display-subsystem: bound imx-ipuv3-crtc.3 (ops ipu_crtc_ops [imxdrm])

 1773 12:16:27.878074  abled at (0): [<c03538f4>] copy_p<6>[   69.975483] imx-drm display-subsystem: bound imx-ipuv3-crtc.6 (ops ipu_crtc_ops [imxdrm])

 1774 12:16:27.878292  rocess+0x5f8/0x1dac

 1775 12:16:27.878483  # [   69.142<6>[   69.986776] imx-drm display-subsystem: bound imx-ipuv3-crtc.7 (ops ipu_crtc_ops [imxdrm])

 1776 12:16:27.878674  104] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 1777 12:16:27.920552  # [   69.152681] softirqs last disabled at (0): [<00000000>] 0x0

 1778 12:16:27.920980  # [   69.161373<6>[   70.011207] platform backlight-lvds: deferred probe pending

 1779 12:16:27.921223  ] ---[ end trace 1286819e0a8ce1c5<6>[   70.017345] platform panel-lcd: deferred probe pending

 1780 12:16:27.921433   ]---

 1781 12:16:27.921628  # WARNING_MESSAGE: saw 'me<6>[   70.025679] platform panel-lvds0: deferred probe pending

 1782 12:16:27.921823  ssage trigger': ok

 1783 12:16:27.922011  ok 4 selftest<6>[   70.034074] platform backlight-lcd: deferred probe pending

 1784 12:16:27.922204  s: lkdtm: WARNING_MESSAGE.sh

 1785 12:16:27.962955  # s<6>[   70.042681] platform 120000.hdmi: deferred probe pending

 1786 12:16:27.963082  elftests: lkdtm: EXCEPTION.sh

 1787 12:16:27.963146  # Segmentation fault

 1788 12:16:27.963196  # [   69.488988] lkdtm: Performing direct entry EXCEPTION

 1789 12:16:27.963240  # [   69.494752] 8<--- cut here ---

 1790 12:16:27.963283  # [   69.501163] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 1791 12:16:27.963337  # [   69.512305] pgd = 67c836e7

 1792 12:16:27.963388  # [   69.518139] [00000000] *pgd=00000000

 1793 12:16:27.963431  # [   69.524933] Internal error: Oops: 805 [#2] SMP ARM

 1794 12:16:28.006036  # [   69.532780] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 1795 12:16:28.006184  # [   69.565128] CPU: 0 PID: 877 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 1796 12:16:28.006240  # [   69.573051] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 1797 12:16:28.006297  # [   69.579855] PC is at lkdtm_EXCEPTION+0x18/0x20

 1798 12:16:28.049499  # [   69.584569] LR is at lkdtm_do_action+0x2c/0x4c

 1799 12:16:28.049910  # [   69.589279] pc : [<c0c59c08>]    lr : [<c0c595cc>]    psr: a0080013

 1800 12:16:28.050155  # [   69.595814] sp : c6291e58  ip : c6291e68  fp : c6291e64

 1801 12:16:28.050441  # [   69.601305] r10: 0000000a  r9 : c1ad6f84  r8 : c15ec020

 1802 12:16:28.050657  # [   69.606796] r7 : c6291f60  r6 : 0000000a  r5 : c62d7000  r4 : 00000004

 1803 12:16:28.050887  # [   69.613590] r3 : 00000000  r2 : b8b4d640  r1 : ef7815e0  r0 : c15ec040

 1804 12:16:28.051135  # [   69.620385] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 1805 12:16:28.092749  # [   69.627788] Control: 10c5387d  Table: 1658004a  DAC: 00000051

 1806 12:16:28.093233  # [   69.633801] Process cat (pid: 877, stack limit = 0xd82ee50c)

 1807 12:16:28.093508  # [   69.639726] Stack: (0xc6291e58 to 0xc6292000)

 1808 12:16:28.093716  # [   69.644352] 1e40:                                                       c6291e74 c6291e68

 1809 12:16:28.093913  # [   69.652800] 1e60: c0c595cc c0c59bfc c6291e9c c6291e78 c0c59acc c0c595ac c0c599ac c4323400

 1810 12:16:28.094109  # [   69.661248] 1e80: b6e46000 0000000a c3022c00 c6291f60 c6291ec4 c6291ea0 c07e29dc c0c599b8

 1811 12:16:28.135758  # [   69.669694] 1ea0: 00000000 c4323400 b6e46000 c290d000 c6291f60 c07e2978 c6291f5c c6291ec8

 1812 12:16:28.136184  # [   69.678141] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6290000

 1813 12:16:28.136447  # [   69.686587] 1ee0: b6e46000 00020000 00000004 0000000a 0001fff6 c6291ee0 00000001 b6e45000

 1814 12:16:28.136681  # [   69.695033] 1f00: c4752780 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 1815 12:16:28.136957  # [   69.703479] 1f20: 00000000 00000000 c13e1980 b8b4d640 c206c1a0 c4323400 c4323400 c6290000

 1816 12:16:28.179001  # [   69.711926] 1f40: b6e46000 00000000 00000000 00000004 c6291f94 c6291f60 c059c9b0 c059c304

 1817 12:16:28.179430  # [   69.720370] 1f60: 00000000 00000000 c6291fac b8b4d640 0000000a 0000000a 7ff00000 00000004

 1818 12:16:28.179685  # [   69.728818] 1f80: c03002e4 c6290000 c6291fa4 c6291f98 c059ca40 c059c948 00000000 c6291fa8

 1819 12:16:28.179892  # [   69.737262] 1fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e46000 0000000a 00000001

 1820 12:16:28.180089  # [   69.745707] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e46000 00020000 0050fe38

 1821 12:16:28.221680  # [   69.754153] 1fe0: 00000004 bec957e8 b6f0c33b b6e85616 60080030 00000001 00000000 00000000

 1822 12:16:28.222093  # [   69.762593] Backtrace: 

 1823 12:16:28.222328  # [   69.765318] [<c0c59bf0>] (lkdtm_EXCEPTION) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 1824 12:16:28.222537  # [   69.773684] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 1825 12:16:28.222759  # [   69.781966] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 1826 12:16:28.222963  # [   69.790155]  r9:c6291f60 r8:c3022c00 r7:0000000a r6:b6e46000 r5:c4323400 r4:c0c599ac

 1827 12:16:28.264783  # [   69.798176] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 1828 12:16:28.265200  # [   69.806278]  r9:c07e2978 r8:c6291f60 r7:c290d000 r6:b6e46000 r5:c4323400 r4:00000000

 1829 12:16:28.265446  # [   69.814292] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 1830 12:16:28.265733  # [   69.821699]  r10:00000004 r9:00000000 r8:00000000 r7:b6e46000 r6:c6290000 r5:c4323400

 1831 12:16:28.265941  # [   69.829792]  r4:c4323400

 1832 12:16:28.266197  # [   69.832600] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 1833 12:16:28.308077  # [   69.840003]  r9:c6290000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 1834 12:16:28.308505  # [   69.848019] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 1835 12:16:28.308752  # [   69.855854] Exception stack(0xc6291fa8 to 0xc6291ff0)

 1836 12:16:28.308964  # [   69.861173] 1fa0:                   0000000a 0000000a 00000001 b6e46000 0000000a 00000001

 1837 12:16:28.309164  # [   69.869619] 1fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e46000 00020000 0050fe38

 1838 12:16:28.309354  # [   69.878063] 1fe0: 00000004 bec957e8 b6f0c33b b6e85616

 1839 12:16:28.309549  # [   69.883384] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 

 1840 12:16:28.351125  # [   69.889833] ---[ end trace 1286819e0a8ce1c6 ]---

 1841 12:16:28.351549  # [   69.896093] panel-simple panel-lcd: supply power not found, using dummy regulator

 1842 12:16:28.351801  # [   69.907602] panel-simple panel-lcd: Specify missing connector_type

 1843 12:16:28.352010  # [   69.921626] panel-simple panel-lvds0: supply power not found, using dummy regulator

 1844 12:16:28.352203  # [   69.954859] imx-drm display-subsystem: bound imx-ipuv3-crtc.2 (ops ipu_crtc_ops [imxdrm])

 1845 12:16:28.352393  # EXCEPTION: missing 'call trace:': [FAIL]

 1846 12:16:28.352582  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1

 1847 12:16:28.383036  # selftests: lkdtm: LOOP.sh

 1848 12:16:28.383535  # Skipping LOOP: Hangs the system

 1849 12:16:28.383797  ok 6 selftests: lkdtm: LOOP.sh # SKIP

 1850 12:16:28.384005  # selftests: lkdtm: EXHAUST_STACK.sh

 1851 12:16:28.384198  # Skipping EXHAUST_STACK: Corrupts memory on failure

 1852 12:16:28.384392  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP

 1853 12:16:28.399014  # selftests: lkdtm: CORRUPT_STACK.sh

 1854 12:16:28.566509  # Skipping CORRUPT_STACK: Crashes entire system on success

 1855 12:16:28.566982  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP

 1856 12:16:28.582463  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh

 1857 12:16:28.749996  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success

 1858 12:16:28.750378  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP

 1859 12:16:28.766106  # selftests: lkdtm: CORRUPT_LIST_ADD.sh

 1860 12:16:28.967629  <6>[   71.065024] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1861 12:16:28.968011  <6>[   71.071004] lkdtm: attempting good list addition

 1862 12:16:28.968251  <6>[   71.075925] lkdtm: attempting corrupted list addition

 1863 12:16:28.968457  <3>[   71.081294] lkdtm: list_add() corruption not detected!

 1864 12:16:29.044841  # [   71.065024] lkdtm: Performing direct entry CORRUPT_LIST_ADD

 1865 12:16:29.045273  # [   71.071004] lkdtm: attempting good list addition

 1866 12:16:29.045520  # [   71.075925] lkdtm: attempting corrupted list addition

 1867 12:16:29.045722  # [   71.081294] lkdtm: list_add() corruption not detected!

 1868 12:16:29.045917  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]

 1869 12:16:29.060845  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1

 1870 12:16:29.076695  # selftests: lkdtm: CORRUPT_LIST_DEL.sh

 1871 12:16:29.292129  <6>[   71.389553] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1872 12:16:29.292532  <6>[   71.395407] lkdtm: attempting good list removal

 1873 12:16:29.292774  <6>[   71.400429] lkdtm: attempting corrupted list removal

 1874 12:16:29.292981  <3>[   71.405707] lkdtm: list_del() corruption not detected!

 1875 12:16:29.371327  # [   71.389553] lkdtm: Performing direct entry CORRUPT_LIST_DEL

 1876 12:16:29.371757  # [   71.395407] lkdtm: attempting good list removal

 1877 12:16:29.372003  # [   71.400429] lkdtm: attempting corrupted list removal

 1878 12:16:29.372211  # [   71.405707] lkdtm: list_del() corruption not detected!

 1879 12:16:29.372407  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]

 1880 12:16:29.387257  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1

 1881 12:16:29.403184  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh

 1882 12:16:29.603803  <6>[   71.701164] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1883 12:16:29.604221  <6>[   71.707714] lkdtm: attempting bad read from page below current stack

 1884 12:16:29.604466  <3>[   71.714605] lkdtm: FAIL: accessed page before stack! (byte: 3f)

 1885 12:16:29.686940  # [   71.701164] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING

 1886 12:16:29.687375  # [   71.707714] lkdtm: attempting bad read from page below current stack

 1887 12:16:29.687714  # [   71.714605] lkdtm: FAIL: accessed page before stack! (byte: 3f)

 1888 12:16:29.687958  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]

 1889 12:16:29.702761  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1

 1890 12:16:29.718941  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh

 1891 12:16:29.912098  <6>[   72.009544] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1892 12:16:29.912326  <6>[   72.016179] lkdtm: attempting bad read from page above current stack

 1893 12:16:29.912606  <3>[   72.022879] lkdtm: FAIL: accessed page after stack! (byte: a8)

 1894 12:16:29.998472  # [   72.009544] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING

 1895 12:16:29.998938  # [   72.016179] lkdtm: attempting bad read from page above current stack

 1896 12:16:29.999190  # [   72.022879] lkdtm: FAIL: accessed page after stack! (byte: a8)

 1897 12:16:29.999399  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]

 1898 12:16:30.024239  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1

 1899 12:16:30.040434  # selftests: lkdtm: UNSET_SMEP.sh

 1900 12:16:30.232004  <6>[   72.339655] lkdtm: Performing direct entry UNSET_SMEP

 1901 12:16:30.232484  <3>[   72.344993] lkdtm: XFAIL: this test is x86_64-only

 1902 12:16:30.289888  # [   72.339655] lkdtm: Performing direct entry UNSET_SMEP

 1903 12:16:30.290303  # [   72.344993] lkdtm: XFAIL: this test is x86_64-only

 1904 12:16:30.305733  # UNSET_SMEP: saw 'XFAIL': [SKIP]

 1905 12:16:30.337998  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP

 1906 12:16:30.353941  # selftests: lkdtm: DOUBLE_FAULT.sh

 1907 12:16:30.536461  <6>[   72.645027] lkdtm: Performing direct entry DOUBLE_FAULT

 1908 12:16:30.536871  <3>[   72.650660] lkdtm: XFAIL: this test is ia32-only

 1909 12:16:30.607593  # [   72.645027] lkdtm: Performing direct entry DOUBLE_FAULT

 1910 12:16:30.608012  # [   72.650660] lkdtm: XFAIL: this test is ia32-only

 1911 12:16:30.623569  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]

 1912 12:16:30.639404  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP

 1913 12:16:30.655379  # selftests: lkdtm: CORRUPT_PAC.sh

 1914 12:16:30.852965  <6>[   72.961372] lkdtm: Performing direct entry CORRUPT_PAC

 1915 12:16:30.853372  <3>[   72.966796] lkdtm: XFAIL: this test is arm64-only

 1916 12:16:30.921919  # [   72.961372] lkdtm: Performing direct entry CORRUPT_PAC

 1917 12:16:30.922341  # [   72.966796] lkdtm: XFAIL: this test is arm64-only

 1918 12:16:30.938070  # CORRUPT_PAC: saw 'XFAIL': [SKIP]

 1919 12:16:30.954054  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP

 1920 12:16:30.969718  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh

 1921 12:16:31.171377  <6>[   73.273951] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1922 12:16:31.171513  <3>[   73.280793] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1923 12:16:31.236611  # [   73.273951] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE

 1924 12:16:31.237058  # [   73.280793] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS

 1925 12:16:31.252638  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]

 1926 12:16:31.279566  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP

 1927 12:16:31.295498  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh

 1928 12:16:31.470062  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure

 1929 12:16:31.470479  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP

 1930 12:16:31.486245  # selftests: lkdtm: WRITE_AFTER_FREE.sh

 1931 12:16:31.646065  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure

 1932 12:16:31.661928  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP

 1933 12:16:31.677770  # selftests: lkdtm: READ_AFTER_FREE.sh

 1934 12:16:31.891625  <6>[   73.988001] lkdtm: Performing direct entry READ_AFTER_FREE

 1935 12:16:31.892077  <6>[   73.993991] lkdtm: Value in memory before free: 12345678

 1936 12:16:31.892326  <6>[   73.999658] lkdtm: Attempting bad read from freed memory

 1937 12:16:31.892562  <6>[   74.005248] lkdtm: Memory was not poisoned

 1938 12:16:31.977513  # [   73.988001] lkdtm: Performing direct entry READ_AFTER_FREE

 1939 12:16:31.977935  # [   73.993991] lkdtm: Value in memory before free: 12345678

 1940 12:16:31.978199  # [   73.999658] lkdtm: Attempting bad read from freed memory

 1941 12:16:31.978405  # [   74.005248] lkdtm: Memory was not poisoned

 1942 12:16:31.978601  # READ_AFTER_FREE: missing 'call trace:': [FAIL]

 1943 12:16:31.993490  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1

 1944 12:16:32.025395  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh

 1945 12:16:32.185152  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure

 1946 12:16:32.185578  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP

 1947 12:16:32.201124  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh

 1948 12:16:32.421613  <6>[   74.513564] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1949 12:16:32.422033  <6>[   74.519973] lkdtm: Value in memory before free: 12345678

 1950 12:16:32.422274  <6>[   74.525563] lkdtm: Attempting to read from freed memory

 1951 12:16:32.422484  <6>[   74.531242] lkdtm: Buddy page was not poisoned

 1952 12:16:32.492642  # [   74.513564] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE

 1953 12:16:32.493067  # [   74.519973] lkdtm: Value in memory before free: 12345678

 1954 12:16:32.493334  # [   74.525563] lkdtm: Attempting to read from freed memory

 1955 12:16:32.493541  # [   74.531242] lkdtm: Buddy page was not poisoned

 1956 12:16:32.493735  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]

 1957 12:16:32.524630  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1

 1958 12:16:32.540692  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh

 1959 12:16:32.721266  <6>[   74.827286] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1960 12:16:32.721719  <6>[   74.833242] lkdtm: Attempting double slab free ...

 1961 12:16:32.784236  # [   74.827286] lkdtm: Performing direct entry SLAB_FREE_DOUBLE

 1962 12:16:32.784673  # [   74.833242] lkdtm: Attempting double slab free ...

 1963 12:16:32.800276  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]

 1964 12:16:32.816418  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1

 1965 12:16:32.848246  # selftests: lkdtm: SLAB_FREE_CROSS.sh

 1966 12:16:33.040798  <6>[   75.143891] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1967 12:16:33.041236  <6>[   75.149741] lkdtm: Attempting cross-cache slab free ...

 1968 12:16:33.109772  # [   75.143891] lkdtm: Performing direct entry SLAB_FREE_CROSS

 1969 12:16:33.110183  # [   75.149741] lkdtm: Attempting cross-cache slab free ...

 1970 12:16:33.125980  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]

 1971 12:16:33.141928  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1

 1972 12:16:33.157765  # selftests: lkdtm: SLAB_FREE_PAGE.sh

 1973 12:16:33.364573  <6>[   75.466833] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1974 12:16:33.364994  <6>[   75.472588] lkdtm: Attempting non-Slab slab free ...

 1975 12:16:33.417482  # [   75.466833] lkdtm: Performing direct entry SLAB_FREE_PAGE

 1976 12:16:33.417895  # [   75.472588] lkdtm: Attempting non-Slab slab free ...

 1977 12:16:33.433569  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]

 1978 12:16:33.449588  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1

 1979 12:16:33.465364  # selftests: lkdtm: SOFTLOCKUP.sh

 1980 12:16:33.651094  # Skipping SOFTLOCKUP: Hangs the system

 1981 12:16:33.651538  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP

 1982 12:16:33.667295  # selftests: lkdtm: HARDLOCKUP.sh

 1983 12:16:33.836818  # Skipping HARDLOCKUP: Hangs the system

 1984 12:16:33.837235  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP

 1985 12:16:33.853050  # selftests: lkdtm: SPINLOCKUP.sh

 1986 12:16:34.012863  # Skipping SPINLOCKUP: Hangs the system

 1987 12:16:34.028750  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP

 1988 12:16:34.044661  # selftests: lkdtm: HUNG_TASK.sh

 1989 12:16:34.217343  # Skipping HUNG_TASK: Hangs the system

 1990 12:16:34.217763  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP

 1991 12:16:34.233352  # selftests: lkdtm: EXEC_DATA.sh

 1992 12:16:34.452579  <6>[   76.533849] lkdtm: Performing direct entry EXEC_DATA

 1993 12:16:34.452998  <6>[   76.539134] lkdtm: attempting ok execution at c0c5a33c

 1994 12:16:34.453230  <6>[   76.544545] lkdtm: attempting bad execution at c2706a28

 1995 12:16:34.453438  <1>[   76.550140] 8<--- cut here ---

 1996 12:16:34.453634  <1>[   76.553465] Unable to handle kernel paging request at virtual address c2706a28

 1997 12:16:34.453827  <1>[   76.560957] pgd = ab7ba800

 1998 12:16:34.454014  <1>[   76.563932] [c2706a28] *pgd=1261141e(bad)

 1999 12:16:34.454205  <0>[   76.568224] Internal error: Oops: 8000000d [#3] SMP ARM

 2000 12:16:34.495910  <4>[   76.573718] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2001 12:16:34.496380  <4>[   76.606066] CPU: 0 PID: 1753 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2002 12:16:34.496641  <4>[   76.614077] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2003 12:16:34.539237  <4>[   76.620880] PC is at data_area+0x0/0x40

 2004 12:16:34.539696  <4>[   76.624993] LR is at execute_location+0xa4/0xb4

 2005 12:16:34.539959  <4>[   76.629791] pc : [<c2706a28>]    lr : [<c13cc41c>]    psr: 60080013

 2006 12:16:34.540180  <4>[   76.636323] sp : c5ec5e38  ip : c5ec5d40  fp : c5ec5e54

 2007 12:16:34.540394  <4>[   76.641814] r10: 0000000a  r9 : c1ad7168  r8 : c15ec020

 2008 12:16:34.540600  <4>[   76.647305] r7 : c5ec5f60  r6 : 00000001  r5 : c2706a28  r4 : c0c5a33c

 2009 12:16:34.540804  <4>[   76.654099] r3 : 75b525e8  r2 : 75b525e8  r1 : ef7815e0  r0 : 0000002b

 2010 12:16:34.582448  <4>[   76.660893] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2011 12:16:34.582949  <4>[   76.668296] Control: 10c5387d  Table: 1618c04a  DAC: 00000051

 2012 12:16:34.583215  <0>[   76.674308] Process cat (pid: 1753, stack limit = 0x6379d99e)

 2013 12:16:34.583437  <0>[   76.680321] Stack: (0xc5ec5e38 to 0xc5ec6000)

 2014 12:16:34.583654  <0>[   76.684947] 5e20:                                                       0000001f c44d3000

 2015 12:16:34.583863  <0>[   76.693395] 5e40: 0000000a c5ec5f60 c5ec5e64 c5ec5e58 c13cc588 c13cc384 c5ec5e74 c5ec5e68

 2016 12:16:34.584074  <0>[   76.701842] 5e60: c0c595cc c13cc570 c5ec5e9c c5ec5e78 c0c59acc c0c595ac c0c599ac c4205400

 2017 12:16:34.625595  <0>[   76.710289] 5e80: b6e28000 0000000a c3022c00 c5ec5f60 c5ec5ec4 c5ec5ea0 c07e29dc c0c599b8

 2018 12:16:34.626054  <0>[   76.718736] 5ea0: 00000000 c4205400 b6e28000 c290d000 c5ec5f60 c07e2978 c5ec5f5c c5ec5ec8

 2019 12:16:34.626324  <0>[   76.727184] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c5ec4000

 2020 12:16:34.626550  <0>[   76.735631] 5ee0: b6e28000 00020000 00000004 0000000a 0001fff6 c5ec5ee0 00000001 b6e27000

 2021 12:16:34.626807  <0>[   76.744076] 5f00: c64b7040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2022 12:16:34.668810  <0>[   76.752521] 5f20: 00000000 00000000 c13e1980 75b525e8 c206c1a0 c4205400 c4205400 c5ec4000

 2023 12:16:34.669266  <0>[   76.760967] 5f40: b6e28000 00000000 00000000 00000004 c5ec5f94 c5ec5f60 c059c9b0 c059c304

 2024 12:16:34.669528  <0>[   76.769416] 5f60: 00000000 00000000 c5ec5fac 75b525e8 0000000a 0000000a 7ff00000 00000004

 2025 12:16:34.669756  <0>[   76.777862] 5f80: c03002e4 c5ec4000 c5ec5fa4 c5ec5f98 c059ca40 c059c948 00000000 c5ec5fa8

 2026 12:16:34.669972  <0>[   76.786308] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e28000 0000000a 00000001

 2027 12:16:34.711957  <0>[   76.794755] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e28000 00020000 0047fe38

 2028 12:16:34.712416  <0>[   76.803202] 5fe0: 00000004 beaab7e8 b6eee33b b6e67616 60080030 00000001 00000000 00000000

 2029 12:16:34.712676  <0>[   76.811642] Backtrace: 

 2030 12:16:34.712903  <0>[   76.814369] [<c13cc378>] (execute_location) from [<c13cc588>] (lkdtm_EXEC_DATA+0x24/0x28)

 2031 12:16:34.713120  <0>[   76.822817]  r7:c5ec5f60 r6:0000000a r5:c44d3000 r4:0000001f

 2032 12:16:34.713332  <0>[   76.828751] [<c13cc564>] (lkdtm_EXEC_DATA) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2033 12:16:34.755265  <0>[   76.837114] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2034 12:16:34.755725  <0>[   76.845395] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2035 12:16:34.755989  <0>[   76.853582]  r9:c5ec5f60 r8:c3022c00 r7:0000000a r6:b6e28000 r5:c4205400 r4:c0c599ac

 2036 12:16:34.756214  <0>[   76.861602] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2037 12:16:34.756429  <0>[   76.869700]  r9:c07e2978 r8:c5ec5f60 r7:c290d000 r6:b6e28000 r5:c4205400 r4:00000000

 2038 12:16:34.798444  <0>[   76.877715] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2039 12:16:34.798945  <0>[   76.885120]  r10:00000004 r9:00000000 r8:00000000 r7:b6e28000 r6:c5ec4000 r5:c4205400

 2040 12:16:34.799219  <0>[   76.893215]  r4:c4205400

 2041 12:16:34.799443  <0>[   76.896021] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2042 12:16:34.799655  <0>[   76.903426]  r9:c5ec4000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 2043 12:16:34.799867  <0>[   76.911444] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2044 12:16:34.800075  <0>[   76.919280] Exception stack(0xc5ec5fa8 to 0xc5ec5ff0)

 2045 12:16:34.848011  <0>[   76.924599] 5fa0:                   0000000a 0000000a 00000001 b6e28000 0000000a 00000001

 2046 12:16:34.848146  <0>[   76.933045] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e28000 00020000 0047fe38

 2047 12:16:34.848207  <0>[   76.941488] 5fe0: 00000004 beaab7e8 b6eee33b b6e67616

 2048 12:16:34.848258  <0>[   76.946810] Code: 00000000 c2ffe900 c2ffe9c0 c2ffea80 (e1a0c00d) 

 2049 12:16:34.848322  <4>[   76.953175] ---[ end trace 1286819e0a8ce1c7 ]---

 2050 12:16:34.848376  # Segmentation fault

 2051 12:16:34.970877  # [   76.533849] lkdtm: Performing direct entry EXEC_DATA

 2052 12:16:34.971014  # [   76.539134] lkdtm: attempting ok execution at c0c5a33c

 2053 12:16:34.971076  # [   76.544545] lkdtm: attempting bad execution at c2706a28

 2054 12:16:34.971125  # [   76.550140] 8<--- cut here ---

 2055 12:16:34.971176  # [   76.553465] Unable to handle kernel paging request at virtual address c2706a28

 2056 12:16:34.971223  # [   76.560957] pgd = ab7ba800

 2057 12:16:34.971268  # [   76.563932] [c2706a28] *pgd=1261141e(bad)

 2058 12:16:34.971314  # [   76.568224] Internal error: Oops: 8000000d [#3] SMP ARM

 2059 12:16:35.013902  # [   76.573718] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2060 12:16:35.013966  # [   76.606066] CPU: 0 PID: 1753 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2061 12:16:35.014021  # [   76.614077] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2062 12:16:35.014063  # [   76.620880] PC is at data_area+0x0/0x40

 2063 12:16:35.057459  # [   76.624993] LR is at execute_location+0xa4/0xb4

 2064 12:16:35.057915  # [   76.629791] pc : [<c2706a28>]    lr : [<c13cc41c>]    psr: 60080013

 2065 12:16:35.058217  # [   76.636323] sp : c5ec5e38  ip : c5ec5d40  fp : c5ec5e54

 2066 12:16:35.058432  # [   76.641814] r10: 0000000a  r9 : c1ad7168  r8 : c15ec020

 2067 12:16:35.058630  # [   76.647305] r7 : c5ec5f60  r6 : 00000001  r5 : c2706a28  r4 : c0c5a33c

 2068 12:16:35.058872  # [   76.654099] r3 : 75b525e8  r2 : 75b525e8  r1 : ef7815e0  r0 : 0000002b

 2069 12:16:35.059069  # [   76.660893] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2070 12:16:35.100537  # [   76.668296] Control: 10c5387d  Table: 1618c04a  DAC: 00000051

 2071 12:16:35.100953  # [   76.674308] Process cat (pid: 1753, stack limit = 0x6379d99e)

 2072 12:16:35.101187  # [   76.680321] Stack: (0xc5ec5e38 to 0xc5ec6000)

 2073 12:16:35.101386  # [   76.684947] 5e20:                                                       0000001f c44d3000

 2074 12:16:35.101611  # [   76.693395] 5e40: 0000000a c5ec5f60 c5ec5e64 c5ec5e58 c13cc588 c13cc384 c5ec5e74 c5ec5e68

 2075 12:16:35.101837  # [   76.701842] 5e60: c0c595cc c13cc570 c5ec5e9c c5ec5e78 c0c59acc c0c595ac c0c599ac c4205400

 2076 12:16:35.143733  # [   76.710289] 5e80: b6e28000 0000000a c3022c00 c5ec5f60 c5ec5ec4 c5ec5ea0 c07e29dc c0c599b8

 2077 12:16:35.144198  # [   76.718736] 5ea0: 00000000 c4205400 b6e28000 c290d000 c5ec5f60 c07e2978 c5ec5f5c c5ec5ec8

 2078 12:16:35.144454  # [   76.727184] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c5ec4000

 2079 12:16:35.144695  # [   76.735631] 5ee0: b6e28000 00020000 00000004 0000000a 0001fff6 c5ec5ee0 00000001 b6e27000

 2080 12:16:35.144897  # [   76.744076] 5f00: c64b7040 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2081 12:16:35.186471  # [   76.752521] 5f20: 00000000 00000000 c13e1980 75b525e8 c206c1a0 c4205400 c4205400 c5ec4000

 2082 12:16:35.186975  # [   76.760967] 5f40: b6e28000 00000000 00000000 00000004 c5ec5f94 c5ec5f60 c059c9b0 c059c304

 2083 12:16:35.187238  # [   76.769416] 5f60: 00000000 00000000 c5ec5fac 75b525e8 0000000a 0000000a 7ff00000 00000004

 2084 12:16:35.187447  # [   76.777862] 5f80: c03002e4 c5ec4000 c5ec5fa4 c5ec5f98 c059ca40 c059c948 00000000 c5ec5fa8

 2085 12:16:35.187643  # [   76.786308] 5fa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6e28000 0000000a 00000001

 2086 12:16:35.229811  # [   76.794755] 5fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e28000 00020000 0047fe38

 2087 12:16:35.230239  # [   76.803202] 5fe0: 00000004 beaab7e8 b6eee33b b6e67616 60080030 00000001 00000000 00000000

 2088 12:16:35.230491  # [   76.811642] Backtrace: 

 2089 12:16:35.230717  # [   76.814369] [<c13cc378>] (execute_location) from [<c13cc588>] (lkdtm_EXEC_DATA+0x24/0x28)

 2090 12:16:35.230926  # [   76.822817]  r7:c5ec5f60 r6:0000000a r5:c44d3000 r4:0000001f

 2091 12:16:35.231120  # [   76.828751] [<c13cc564>] (lkdtm_EXEC_DATA) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2092 12:16:35.272806  # [   76.837114] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2093 12:16:35.273277  # [   76.845395] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2094 12:16:35.273556  # [   76.853582]  r9:c5ec5f60 r8:c3022c00 r7:0000000a r6:b6e28000 r5:c4205400 r4:c0c599ac

 2095 12:16:35.273810  # [   76.861602] [<c07e2978>] (f<6>[   77.377594] lkdtm: Performing direct entry EXEC_STACK

 2096 12:16:35.274046  ull_proxy_write) from [<c059c404><6>[   77.383798] lkdtm: attempting ok execution at c0c5a33c

 2097 12:16:35.274255  ] (vfs_write+0x10c/0x53c)

 2098 12:16:35.274448  # [   <6>[   77.392087] lkdtm: attempting bad execution at c47c1e0c

 2099 12:16:35.315961  76.869700]  r9:c07e2978 r8:c5ec5f<1>[   77.400325] 8<--- cut here ---

 2100 12:16:35.316427  60 r7:c290d000 r6<:1b>6[e 2 8 070.406459] Unable to handle kernel paging request at virtual address c47c1e0c

 2101 12:16:35.316706  0 r5:c4205400 <r14>:[0 0 0 07070.416025] pgd = 2f349698

 2102 12:16:35.316936  0

 2103 12:16:35.317151  # [   76.877715] [<c059c<21f>8   77.420987] [c47c1e0c] *pgd=1461141e(bad)

 2104 12:16:35.317363  >] (vfs_write) from <[0<>c[0 5 9 77.427778] Internal error: Oops: 8000000d [#4] SMP ARM

 2105 12:16:35.317569  9b0>] (ksys_write+0x74/0xec)

 2106 12:16:35.359182  # [<4>[   77.435514] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2107 12:16:35.359622     76.885120]  r10:0<040>0[0 0 0 77.470517] CPU: 1 PID: 1830 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2108 12:16:35.402208   r9:000000<040> [r 8 : 07070.04080769] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2109 12:16:35.402636  00 r7:b6e28000 r6:<c45>e[c 4 0 077.489383] PC is at 0xc47c1e0c

 2110 12:16:35.402951   r5:c4205400

 2111 12:16:35.403161  # [   76.8932<145>]   77.494960] LR is at execute_location+0xa4/0xb4

 2112 12:16:35.403361    r4:c420540<40>

 2113 12:16:35.403555  [

 2114 12:16:35.403745   #   [7 7 . 572257] pc : [<c47c1e0c>]    lr : [<c13cc41c>]    psr: 60080013

 2115 12:16:35.403940  6.896021] <[4<>c[0 5 9 c7973.c5>10605] sp : c47c1de8  ip : c47c1cf0  fp : c47c1e04

 2116 12:16:35.404135   (ksys_writ<e4)> [f r o m7 7[.<5c7912] r10: 0000000b  r9 : c1ad7174  r8 : c15ec020

 2117 12:16:35.445506  059ca40>] (<s4y>s[_ w r i7t7e.+505218] r7 : c47c1f60  r6 : 00000001  r5 : c47c1e0c  r4 : c0c5a33c

 2118 12:16:35.445970  x18/0x1c)

 2119 12:16:35.446232  <#4 >[[      7767..9503827] r3 : 39cac361  r2 : 39cac361  r1 : ef7965e0  r0 : 0000002b

 2120 12:16:35.446459  3426]  r9:c5<e4c>4[0 0 0  7r78.:542437] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2121 12:16:35.446706  03002e4 <r47>:[0 0 0 07070.0545 1740] Control: 10c5387d  Table: 160d004a  DAC: 00000051

 2122 12:16:35.446948  6:7ff00000 r5<:00>0[0 0 0 0707a. 59482] Process cat (pid: 1830, stack limit = 0x80c53874)

 2123 12:16:35.447166  r4:0000000a

 2124 12:16:35.447375  <#0 >[[      7767..967396] Stack: (0xc47c1de8 to 0xc47c2000)

 2125 12:16:35.488556  11444] [<c059ca28><]0 >([s y s _77.573926] 1de0:                   c47c0000 c63d4000 0000000b c47c1f60 c47c1e64 c47c1e08

 2126 12:16:35.488994  rite) from [<c0300<00c>0[> ]   (77.584532] 1e00: c13cc5c4 c13cc384 c47c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2127 12:16:35.489255  et_fast_syscall+0<x00>/[0 x 2 87).595137] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8

 2128 12:16:35.489482  

 2129 12:16:35.489698  # [   76.919280<]0 >E[x c e p7t.605655] 1e40: e3a02040 e3a01d33 e5930018 39cac361 0000000b 00000020 c47c1e74 c47c1e68

 2130 12:16:35.531621  ion stack(0xc5ec5<f0a>8[  t o  70.616173] 1e60: c0c595cc c13cc598 c47c1e9c c47c1e78 c0c59acc c0c595ac c0c599ac c60cde00

 2131 12:16:35.532080  xc5ec5ff0)

 2132 12:16:35.532348  # [   7<60.>9[2 4 5 97.626693] 1e80: b6e8d000 0000000b c3022c00 c47c1f60 c47c1ec4 c47c1ea0 c07e29dc c0c599b8

 2133 12:16:35.532576  9] 5fa0:          < 0 > [       77.637298] 1ea0: 00000000 c60cde00 b6e8d000 c290d000 c47c1f60 c07e2978 c47c1f5c c47c1ec8

 2134 12:16:35.532798   0000000a 0000000a< 00>0[0 0 0 077.647904] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c47c0000

 2135 12:16:35.574799  1 b6e28000 00000<000>a[  0 0 0707.658508] 1ee0: b6e8d000 00020000 00000004 0000000b 0001fff5 c47c1ee0 00000001 b6e8c000

 2136 12:16:35.575268  001

 2137 12:16:35.575546  # [   76.93<300>4[5 ]   57f7.669026] 1f00: c64b7180 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2138 12:16:35.575774  0: 0000000a 0000<000>0[a   7 f7f7.679545] 1f20: 00000000 00000000 c13e1980 39cac361 c206c1a0 c60cde00 c60cde00 c47c0000

 2139 12:16:35.575994  0000 00000004 <000>0[0 0 0 0717 .690063] 1f40: b6e8d000 00000000 00000000 00000004 c47c1f94 c47c1f60 c059c9b0 c059c304

 2140 12:16:35.617974  6e28000 00020000< 00>0[4 7 f e737.700495] 1f60: 00000000 00000000 c47c1fac 39cac361 0000000b 0000000b 7ff00000 00000004

 2141 12:16:35.618434  

 2142 12:16:35.618732  # [   76.9414<808>][  5 f e707:711013] 1f80: c03002e4 c47c0000 c47c1fa4 c47c1f98 c059ca40 c059c948 00000000 c47c1fa8

 2143 12:16:35.618977   00000004 beaab<70e>8[  b 6 e7e7e721445] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e8d000 0000000b 00000001

 2144 12:16:35.619196  33b b6e67616

 2145 12:16:35.619410  # [< 0 > [7 6 . 974.731878] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e8d000 00020000 0043fe38

 2146 12:16:35.661083  6810] Code: <000>0[0 0 0 0707 .c742394] 1fe0: 00000004 be81a7e8 b6f5333b b6ecc616 60080030 00000001 00000000 00000000

 2147 12:16:35.661543  ffe900 c2ffe9<c00> [c 2 f f7e7a.852736] Backtrace: 

 2148 12:16:35.661812  0 (e1a0c00d) 

 2149 12:16:35.662038  # [   76.953<107>5   77.757363] [<c13cc378>] (execute_location) from [<c13cc5c4>] (lkdtm_EXEC_STACK+0x38/0x54)

 2150 12:16:35.662257  ] ---[ end trace< 01>2[8 6 8 1797.768398]  r7:c47c1f60 r6:0000000b r5:c63d4000 r4:c47c0000

 2151 12:16:35.662468  0a8ce1c7 ]---

 2152 12:16:35.662678  # EXEC_DA<T0A>:[    77.776405] [<c13cc58c>] (lkdtm_EXEC_STACK) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2153 12:16:35.704239  issing 'call< 0t>r[a c e :7'7:. 787263]  r4:00000020

 2154 12:16:35.704691  FAIL]

 2155 12:16:35.704954  not ok 30 se<l0f>t[e s t s7.791971] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2156 12:16:35.705187  : lkdtm: EXEC_DATA.sh # exit=1<

 2157 12:16:35.705399  0>[   77.802408] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2158 12:16:35.705616  # selftests: lkdtm<:0 >E[X E C _77.813267]  r9:c47c1f60 r8:c3022c00 r7:0000000b r6:b6e8d000 r5:c60cde00 r4:c0c599ac

 2159 12:16:35.705824  TACK.sh

 2160 12:16:35.706036  <0>[   77.823444] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2161 12:16:35.747439  <0>[   77.832306]  r9:c07e2978 r8:c47c1f60 r7:c290d000 r6:b6e8d000 r5:c60cde00 r4:00000000

 2162 12:16:35.747895  <0>[   77.840321] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2163 12:16:35.748166  <0>[   77.847726]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c47c0000 r5:c60cde00

 2164 12:16:35.748394  <0>[   77.855820]  r4:c60cde00

 2165 12:16:35.748611  <0>[   77.858626] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2166 12:16:35.748823  <0>[   77.866030]  r9:c47c0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b

 2167 12:16:35.790726  <0>[   77.874046] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2168 12:16:35.791185  <0>[   77.881880] Exception stack(0xc47c1fa8 to 0xc47c1ff0)

 2169 12:16:35.791452  <0>[   77.887201] 1fa0:                   0000000b 0000000b 00000001 b6e8d000 0000000b 00000001

 2170 12:16:35.791677  <0>[   77.895647] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e8d000 00020000 0043fe38

 2171 12:16:35.791931  <0>[   77.904091] 1fe0: 00000004 be81a7e8 b6f5333b b6ecc616

 2172 12:16:35.792205  <0>[   77.909411] Code: c47c1e08 c13cc5c4 c13cc384 c47c1e6c (e1a0c00d) 

 2173 12:16:35.805400  <4>[   77.915777] ---[ end trace 1286819e0a8ce1c8 ]---

 2174 12:16:35.805552  # Segmentation fault

 2175 12:16:35.914003  # [   77.377594] lkdtm: Performing direct entry EXEC_STACK

 2176 12:16:35.914083  # [   77.383798] lkdtm: attempting ok execution at c0c5a33c

 2177 12:16:35.914135  # [   77.392087] lkdtm: attempting bad execution at c47c1e0c

 2178 12:16:35.914181  # [   77.400325] 8<--- cut here ---

 2179 12:16:35.914226  # [   77.406459] Unable to handle kernel paging request at virtual address c47c1e0c

 2180 12:16:35.914268  # [   77.416025] pgd = 2f349698

 2181 12:16:35.914310  # [   77.420987] [c47c1e0c] *pgd=1461141e(bad)

 2182 12:16:35.914352  # [   77.427778] Internal error: Oops: 8000000d [#4] SMP ARM

 2183 12:16:35.956941  # [   77.435514] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2184 12:16:35.957005  # [   77.470517] CPU: 1 PID: 1830 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2185 12:16:35.957055  # [   77.480769] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2186 12:16:36.000657  # [   77.489383] PC is at 0xc47c1e0c

 2187 12:16:36.001048  # [   77.494960] LR is at execute_location+0xa4/0xb4

 2188 12:16:36.001283  # [   77.502257] pc : [<c47c1e0c>]    lr : [<c13cc41c>]    psr: 60080013

 2189 12:16:36.001473  # [   77.510605] sp : c47c1de8  ip : c47c1cf0  fp : c47c1e04

 2190 12:16:36.001653  # [   77.517912] r10: 0000000b  r9 : c1ad7174  r8 : c15ec020

 2191 12:16:36.001829  # [   77.525218] r7 : c47c1f60  r6 : 00000001  r5 : c47c1e0c  r4 : c0c5a33c

 2192 12:16:36.002005  # [   77.533827] r3 : 39cac361  r2 : 39cac361  r1 : ef7965e0  r0 : 0000002b

 2193 12:16:36.043773  # [   77.542437] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2194 12:16:36.044230  # [   77.551740] Control: 10c5387d  Table: 160d004a  DAC: 00000051

 2195 12:16:36.044494  # [   77.559482] Process cat (pid: 1830, stack limit = 0x80c53874)

 2196 12:16:36.044703  # [   77.567396] Stack: (0xc47c1de8 to 0xc47c2000)

 2197 12:16:36.044905  # [   77.573926] 1de0:                   c47c0000 c63d4000 0000000b c47c1f60 c47c1e64 c47c1e08

 2198 12:16:36.045105  # [   77.584532] 1e00: c13cc5c4 c13cc384 c47c1e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000

 2199 12:16:36.086282  # [   77.595137] 1e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3093370 e34c31b8

 2200 12:16:36.086426  # [   77.605655] 1e40: e3a02040 e3a01d33 e5930018 39cac361 0000000b 00000020 c47c1e74 c47c1e68

 2201 12:16:36.086484  # [   77.616173] 1e60: c0c595cc c13cc598 c47c1e9c c47c1e78 c0c59acc c0c595ac c0c599ac c60cde00

 2202 12:16:36.086541  # [   77.626693] 1e80: b6e8d000 0000000b c3022c00 c47c1f60 c47c1ec4 c47c1ea0 c07e29dc c0c599b8

 2203 12:16:36.086587  # [   77.637298] 1ea0: 00000000 c60cde00 b6e8d000 c290d000 c47c1f60 c07e2978 c47c1f5c c47c1ec8

 2204 12:16:36.086633  # [   77.647904] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c47c0000

 2205 12:16:36.129790  # [   77.658508] 1ee0: b6e8d000 00020000 00000004 0000000b 0001fff5 c47c1ee0 00000001 b6e8c000

 2206 12:16:36.130218  # [   77.669026] 1f00: c64b7180 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2207 12:16:36.130479  # [   77.679545] 1f20: 00000000 00000000 c13e1980 39cac361 c206c1a0 c60cde00 c60cde00 c47c0000

 2208 12:16:36.130720  # [   77.690063] 1f40: b6e8d000 00000000 00000000 00000004 c47c1f94 c47c1f60 c059c9b0 c059c304

 2209 12:16:36.130943  # [   77.700495] 1f60: 00000000 00000000 c47c1fac 39cac361 0000000b 0000000b 7ff00000 00000004

 2210 12:16:36.172830  # [   77.711013] 1f80: c03002e4 c47c0000 c47c1fa4 c47c1f98 c059ca40 c059c948 00000000 c47c1fa8

 2211 12:16:36.173248  # [   77.721445] 1fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e8d000 0000000b 00000001

 2212 12:16:36.173483  # [   77.731878] 1fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e8d000 00020000 0043fe38

 2213 12:16:36.173692  # [   77.742394] 1fe0: 00000004 be81a7e8 b6f5333b b6ecc616 60080030 00000001 00000000 00000000

 2214 12:16:36.173890  # [   77.752736] Backtrace: 

 2215 12:16:36.174083  # [   77.757363] [<c13cc378>] (execute_location) from [<c13cc5c4>] (lkdtm_EXEC_STACK+0x38/0x54)

 2216 12:16:36.216056  # [   77.768398]  r7:c47c1f60 r6:0000000b r5:c63d4000 r4:c47c0000

 2217 12:16:36.216502  # [   77.776405] [<c13cc58c>] (lkdtm_EXEC_STACK) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2218 12:16:36.216769  # [   77.787263]  r4:00000020

 2219 12:16:36.216973  # [   77.791971] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2220 12:16:36.217170  # [   77.802408] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2221 12:16:36.217362  # [   77.813267]  r9:c47c1f60 r8:c3022c00 r7:0000000b r6:b6e8d000 r5:c60cde00 r4:c0c599ac

 2222 12:16:36.258956  # [   77.823444] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2223 12:16:36.259400  # [   77.832306]  r9:c07e2978 r8:c47c1f60 r7:c290d000 r6:b6e8d000 r5:c60cde00 r4:00000000

 2224 12:16:36.259665  # [   77.840321] [<c059c2f8>] (vfs_write) from [<c059c9b0<6>[   78.361845] lkdtm: Performing direct entry EXEC_KMALLOC

 2225 12:16:36.259863  >] (ksys_write+0x74/0<x6e>c[) 

 2226 12:16:36.259925    78.367959] lkdtm: attempting ok execution at c0c5a33c

 2227 12:16:36.259984  # [   77.847726]  r10:00000004 r9<6>[   78.375772] lkdtm: attempting bad execution at c46abb80

 2228 12:16:36.302358  :00000000 r8:00000000 r7:b6e8d000<1>[   78.384065] 8<--- cut here ---

 2229 12:16:36.302825   r6:c47c0000 r5:c60cde00

 2230 12:16:36.303083  # [ < 1>[   78.390163] Unable to handle kernel paging request at virtual address c46abb80

 2231 12:16:36.303289  77.855820]  r4:c60cde<010>

 2232 12:16:36.303488  [

 2233 12:16:36.303675   #  78.400339] pgd = c1ff98e9

 2234 12:16:36.303870  [   77.858626] [<c059c93c>] (ksys<1>[   78.405571] [c46abb80] *pgd=1461141e(bad)

 2235 12:16:36.304063  _write) from [<c059ca40>] (sys_w<0>[   78.412723] Internal error: Oops: 8000000d [#5] SMP ARM

 2236 12:16:36.304255  ite+0x18/0x1c)

 2237 12:16:36.345438  # [   77.866030] <4>[   78.420984] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2238 12:16:36.345900   r9:c47c0000 r8:c03002e4 r7:00000<4>[   78.456001] CPU: 1 PID: 1910 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2239 12:16:36.388552  004 r6:7ff00000 r5:<040>0[0 0 0 08.466865] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2240 12:16:36.389012  b r4:0000000b

 2241 12:16:36.389285  # [   77.87404<64][   78.475837] PC is at 0xc46abb80

 2242 12:16:36.389507   [<c059ca28>] (sys_write) from [<<4>[   78.481864] LR is at execute_location+0xa4/0xb4

 2243 12:16:36.389729  c03000c0>] (ret_fast_sys<c4a>l[l   78.489509] pc : [<c46abb80>]    lr : [<c13cc41c>]    psr: 60080013

 2244 12:16:36.389940  0x0/0x28)

 2245 12:16:36.390154  # [   77.881880<]4 >E[   78.498470] sp : c6291e30  ip : c6291d38  fp : c6291e4c

 2246 12:16:36.390366  ception stack(0xc47<c41>f[a 8   t8.506472] r10: 0000000d  r9 : c1ad7180  r8 : c15ec020

 2247 12:16:36.390577  o 0xc47c1ff0)

 2248 12:16:36.431745  # [  < 47>7[. 8 8 78.514136] r7 : c6291f60  r6 : 00000001  r5 : c46abb80  r4 : c0c5a33c

 2249 12:16:36.432204  201] 1fa0:           < 4 > [     78.523187] r3 : c2879b9e  r2 : c2879b9e  r1 : ef7965e0  r0 : 0000002b

 2250 12:16:36.432488    0000000b 0000000b 000000<041> [   78.532241] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2251 12:16:36.432717  6e8d000 0000000b 00000<040>1[

 2252 12:16:36.432934   

 2253 12:16:36.433136    78.542157] Control: 10c5387d  Table: 161a804a  DAC: 00000051

 2254 12:16:36.433338   [   77.895647] 1fc0: 000<000>0[0  78.550515] Process cat (pid: 1910, stack limit = 0xd82ee50c)

 2255 12:16:36.474998  b 0000000b 7ff00000 00<000>0[0 0  78.558956] Stack: (0xc6291e30 to 0xc6292000)

 2256 12:16:36.475457   00000001 b6e8d000 00020000 0043<0>[   78.565931] 1e20:                                     c46abb80 c63d4000 0000000d c6291f60

 2257 12:16:36.475725  e38

 2258 12:16:36.475946  # [   77.904091] 1fe0: 00000<0>[   78.577155] 1e40: c6291e64 c6291e50 c0c5a38c c13cc384 00000021 c63d4000 c6291e74 c6291e68

 2259 12:16:36.476166  004 be81a7e8 b6f533<30b> [b 6 e c8.588463] 1e60: c0c595cc c0c5a360 c6291e9c c6291e78 c0c59acc c0c595ac c0c599ac c29c6780

 2260 12:16:36.476383  c616

 2261 12:16:36.517948  # [   77.909411] Code: c47c<0>[   78.599089] 1e80: b6e85000 0000000d c3022c00 c6291f60 c6291ec4 c6291ea0 c07e29dc c0c599b8

 2262 12:16:36.518371  1e08 c13cc5c4 c13cc384 c47c1e6c <0>[   78.610396] 1ea0: 00000000 c29c6780 b6e85000 c290d000 c6291f60 c07e2978 c6291f5c c6291ec8

 2263 12:16:36.518620  e1a0c00d) 

 2264 12:16:36.518869  # [   77.915777] --<->[   78.621617] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6290000

 2265 12:16:36.519070  [ end trace 1286819e0a8ce1c8 ]-<->[   78.632751] 1ee0: b6e85000 00020000 00000004 0000000d 0001fff3 c6291ee0 00000001 b6e84000

 2266 12:16:36.519260  -

 2267 12:16:36.561262  # EXEC_STACK: missing 'call< 0>[   78.643884] 1f00: c4205e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2268 12:16:36.561687  race:': [FAIL]

 2269 12:16:36.561928  not ok 31 selfte<0>[   78.655020] 1f20: 00000000 00000000 c13e1980 c2879b9e c206c1a0 c29c6780 c29c6780 c6290000

 2270 12:16:36.562137  ts: lkdtm: EXEC_STACK.sh # exi<t0>[   78.666240] 1f40: b6e85000 00000000 00000000 00000004 c6291f94 c6291f60 c059c9b0 c059c304

 2271 12:16:36.562329  1

 2272 12:16:36.562519  # selftests: lkdtm: EXEC_KMALL0>[   78.677377] 1f60: 00000000 00000000 c6291fac c2879b9e 0000000d 0000000d 7ff00000 00000004

 2273 12:16:36.562742  OC.sh

 2274 12:16:36.604567  <0>[   78.688595] 1f80: c03002e4 c6290000 c6291fa4 c6291f98 c059ca40 c059c948 00000000 c6291fa8

 2275 12:16:36.605025  <0>[   78.697645] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e85000 0000000d 00000001

 2276 12:16:36.605298  <0>[   78.706116] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e85000 00020000 004cfe38

 2277 12:16:36.605523  <0>[   78.714586] 1fe0: 00000004 bec697e8 b6f4b33b b6ec4616 60080030 00000001 00000000 00000000

 2278 12:16:36.605735  <0>[   78.723042] Backtrace: 

 2279 12:16:36.648003  <0>[   78.725814] [<c13cc378>] (execute_location) from [<c0c5a38c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2280 12:16:36.648467  <0>[   78.734547]  r7:c6291f60 r6:0000000d r5:c63d4000 r4:c46abb80

 2281 12:16:36.648733  <0>[   78.740513] [<c0c5a354>] (lkdtm_EXEC_KMALLOC) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2282 12:16:36.648963  <0>[   78.749151]  r5:c63d4000 r4:00000021

 2283 12:16:36.649175  <0>[   78.753027] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2284 12:16:36.649386  <0>[   78.761340] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2285 12:16:36.691332  <0>[   78.769550]  r9:c6291f60 r8:c3022c00 r7:0000000d r6:b6e85000 r5:c29c6780 r4:c0c599ac

 2286 12:16:36.691791  <0>[   78.777602] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2287 12:16:36.692065  <0>[   78.785727]  r9:c07e2978 r8:c6291f60 r7:c290d000 r6:b6e85000 r5:c29c6780 r4:00000000

 2288 12:16:36.692290  <0>[   78.793767] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2289 12:16:36.692504  <0>[   78.801196]  r10:00000004 r9:00000000 r8:00000000 r7:b6e85000 r6:c6290000 r5:c29c6780

 2290 12:16:36.692718  <0>[   78.809307]  r4:c29c6780

 2291 12:16:36.692928  <0>[   78.812137] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2292 12:16:36.734829  <0>[   78.819566]  r9:c6290000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d

 2293 12:16:36.735286  <0>[   78.827608] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2294 12:16:36.735549  <0>[   78.835462] Exception stack(0xc6291fa8 to 0xc6291ff0)

 2295 12:16:36.735780  <0>[   78.840807] 1fa0:                   0000000d 0000000d 00000001 b6e85000 0000000d 00000001

 2296 12:16:36.735993  <0>[   78.849278] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e85000 00020000 004cfe38

 2297 12:16:36.736203  <0>[   78.857745] 1fe0: 00000004 bec697e8 b6f4b33b b6ec4616

 2298 12:16:36.759896  <0>[   78.863092] Code: efeac5e0 efeac560 efeac480 efeac520 (e1a0c00d) 

 2299 12:16:36.760034  <4>[   78.869482] ---[ end trace 1286819e0a8ce1c9 ]---

 2300 12:16:36.760089  # Segmentation fault

 2301 12:16:36.858692  # [   78.361845] lkdtm: Performing direct entry EXEC_KMALLOC

 2302 12:16:36.858831  # [   78.367959] lkdtm: attempting ok execution at c0c5a33c

 2303 12:16:36.858887  # [   78.375772] lkdtm: attempting bad execution at c46abb80

 2304 12:16:36.858939  # [   78.384065] 8<--- cut here ---

 2305 12:16:36.858984  # [   78.390163] Unable to handle kernel paging request at virtual address c46abb80

 2306 12:16:36.859029  # [   78.400339] pgd = c1ff98e9

 2307 12:16:36.859085  # [   78.405571] [c46abb80] *pgd=1461141e(bad)

 2308 12:16:36.859130  # [   78.412723] Internal error: Oops: 8000000d [#5] SMP ARM

 2309 12:16:36.901667  # [   78.420984] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2310 12:16:36.901731  # [   78.456001] CPU: 1 PID: 1910 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2311 12:16:36.901779  # [   78.466865] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2312 12:16:36.944881  # [   78.475837] PC is at 0xc46abb80

 2313 12:16:36.944951  # [   78.481864] LR is at execute_location+0xa4/0xb4

 2314 12:16:36.944997  # [   78.489509] pc : [<c46abb80>]    lr : [<c13cc41c>]    psr: 60080013

 2315 12:16:36.945040  # [   78.498470] sp : c6291e30  ip : c6291d38  fp : c6291e4c

 2316 12:16:36.945082  # [   78.506472] r10: 0000000d  r9 : c1ad7180  r8 : c15ec020

 2317 12:16:36.945122  # [   78.514136] r7 : c6291f60  r6 : 00000001  r5 : c46abb80  r4 : c0c5a33c

 2318 12:16:36.945164  # [   78.523187] r3 : c2879b9e  r2 : c2879b9e  r1 : ef7965e0  r0 : 0000002b

 2319 12:16:36.988251  # [   78.532241] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2320 12:16:36.988653  # [   78.542157] Control: 10c5387d  Table: 161a804a  DAC: 00000051

 2321 12:16:36.988921  # [   78.550515] Process cat (pid: 1910, stack limit = 0xd82ee50c)

 2322 12:16:36.989113  # [   78.558956] Stack: (0xc6291e30 to 0xc6292000)

 2323 12:16:36.989333  # [   78.565931] 1e20:                                     c46abb80 c63d4000 0000000d c6291f60

 2324 12:16:36.989581  # [   78.577155] 1e40: c6291e64 c6291e50 c0c5a38c c13cc384 00000021 c63d4000 c6291e74 c6291e68

 2325 12:16:37.031534  # [   78.588463] 1e60: c0c595cc c0c5a360 c6291e9c c6291e78 c0c59acc c0c595ac c0c599ac c29c6780

 2326 12:16:37.031962  # [   78.599089] 1e80: b6e85000 0000000d c3022c00 c6291f60 c6291ec4 c6291ea0 c07e29dc c0c599b8

 2327 12:16:37.032272  # [   78.610396] 1ea0: 00000000 c29c6780 b6e85000 c290d000 c6291f60 c07e2978 c6291f5c c6291ec8

 2328 12:16:37.032506  # [   78.621617] 1ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6290000

 2329 12:16:37.032708  # [   78.632751] 1ee0: b6e85000 00020000 00000004 0000000d 0001fff3 c6291ee0 00000001 b6e84000

 2330 12:16:37.032963  # [   78.643884] 1f00: c4205e00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2331 12:16:37.074552  # [   78.655020] 1f20: 00000000 00000000 c13e1980 c2879b9e c206c1a0 c29c6780 c29c6780 c6290000

 2332 12:16:37.075054  # [   78.666240] 1f40: b6e85000 00000000 00000000 00000004 c6291f94 c6291f60 c059c9b0 c059c304

 2333 12:16:37.075380  # [   78.677377] 1f60: 00000000 00000000 c6291fac c2879b9e 0000000d 0000000d 7ff00000 00000004

 2334 12:16:37.075611  # [   78.688595] 1f80: c03002e4 c6290000 c6291fa4 c6291f98 c059ca40 c059c948 00000000 c6291fa8

 2335 12:16:37.075814  # [   78.697645] 1fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e85000 0000000d 00000001

 2336 12:16:37.117630  # [   78.706116] 1fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e85000 00020000 004cfe38

 2337 12:16:37.118053  # [   78.714586] 1fe0: 00000004 bec697e8 b6f4b33b b6ec4616 60080030 00000001 00000000 00000000

 2338 12:16:37.118312  # [   78.723042] Backtrace: 

 2339 12:16:37.118517  # [   78.725814] [<c13cc378>] (execute_location) from [<c0c5a38c>] (lkdtm_EXEC_KMALLOC+0x38/0x44)

 2340 12:16:37.118746  # [   78.734547]  r7:c6291f60 r6:0000000d r5:c63d4000 r4:c46abb80

 2341 12:16:37.118954  # [   78.740513] [<c0c5a354>] (lkdtm_EXEC_KMALLOC) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2342 12:16:37.160793  # [   78.749151]  r5:c63d4000 r4:00000021

 2343 12:16:37.161219  # [   78.753027] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2344 12:16:37.161474  # [   78.761340] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2345 12:16:37.161681  # [   78.769550]  r9:c6291f60 r8:c3022c00 r7:0000000d r6:b6e85000 r5:c29c6780 r4:c0c599ac

 2346 12:16:37.161876  # [   78.777602] [<c07e297<6>[   79.271119] lkdtm: Performing direct entry EXEC_VMALLOC

 2347 12:16:37.162071  8>] (full_proxy_write) from [<c05<6>[   79.279088] lkdtm: attempting ok execution at c0c5a33c

 2348 12:16:37.203637  9c404>] (vfs_write+0x10c/<06x>5[3  79.287266] lkdtm: attempting bad execution at f0c48000

 2349 12:16:37.204073  c)

 2350 12:16:37.204316  # [   78.785727]  r9:c07e2978<1>[   79.295277] 8<--- cut here ---

 2351 12:16:37.204525   r8:c6291f60 r7:c290d000 r6:b6e85<1>[   79.301502] Unable to handle kernel paging request at virtual address f0c48000

 2352 12:16:37.204726  000 r5:c29c6780 r4:00000000

 2353 12:16:37.204923  # [ <1>[   79.311798] pgd = 11a1675c

 2354 12:16:37.205113    78.793767] [<c059c2f8>] (vfs_wr<1>[   79.317548] [f0c48000] *pgd=12c8a811, *pte=4b84165f, *ppte=4b84145f

 2355 12:16:37.247028  ite) from [<c059c9b0>] (ksys_writ<0>[   79.327008] Internal error: Oops: 8000000f [#6] SMP ARM

 2356 12:16:37.247458  e+0x74/0xec)

 2357 12:16:37.247708  # [   78.801196]  r<4>[   79.335294] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2358 12:16:37.290027  10:00000004 r9:00000000 r<84:>0[0  79.370295] CPU: 2 PID: 1988 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2359 12:16:37.290451  000000 r7:b6<e48>5[0 0 0  7r96.:380722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2360 12:16:37.290732  6290000 r5:c29c6780

 2361 12:16:37.290957  #< 4[> [     79.389426] PC is at 0xf0c48000

 2362 12:16:37.291152  8.809307]  r4:c29c6780

 2363 12:16:37.291353  # [   78.4>[   79.395179] LR is at execute_location+0xa4/0xb4

 2364 12:16:37.291546  812137] [<c059<c49>3[c > ]  7(9k.402735] pc : [<f0c48000>]    lr : [<c13cc41c>]    psr: 60080013

 2365 12:16:37.291743  ys_write) fr<o4m> [[ < c 0759.94c1256] sp : c6047e30  ip : c6047d38  fp : c6047e4c

 2366 12:16:37.333389  a40>] (sys_w<r4i>t[e + 0 x7198./418563] r10: 0000000d  r9 : c1ad7190  r8 : c15ec020

 2367 12:16:37.333855  x1c)

 2368 12:16:37.334110  # [   7<84.>8[1 9 5 6769]. 25960] r7 : c6047f60  r6 : 00000001  r5 : f0c48000  r4 : c0c5a33c

 2369 12:16:37.334336   r9:c629<040>0[0   r 87:9.c40334054] r3 : 6c2ae455  r2 : 6c2ae455  r1 : ef7ab5e0  r0 : 0000002b

 2370 12:16:37.334552  02e4 r7:00000004 <r46>:[7 f f 070.443095] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2371 12:16:37.334833  000 r5:0000000d< 4r>4[: 0 0 07090452574] Control: 10c5387d  Table: 1609404a  DAC: 00000051

 2372 12:16:37.335063  00d

 2373 12:16:37.376484  # [   78.827<600>8[]   [ <7c.460577] Process cat (pid: 1988, stack limit = 0x73af76a5)

 2374 12:16:37.376915  059ca28>] (sy<s0_>w[r i  t7e9). 468663] Stack: (0xc6047e30 to 0xc6048000)

 2375 12:16:37.377165  rom [<c03000c0>] (re<t0_>f[a s t 79.475193] 7e20:                                     f0c48000 c438d000 0000000d c6047f60

 2376 12:16:37.377372  syscall+0x0/0x28)

 2377 12:16:37.377563  <#0 >[[      79.485888] 7e40: c6047e64 c6047e50 c0c5a3c0 c13cc384 00000022 c438d000 c6047e74 c6047e68

 2378 12:16:37.419490  8.835462] Exception s<t0a>c[k ( 079.496496] 7e60: c0c595cc c0c5a3a4 c6047e9c c6047e78 c0c59acc c0c595ac c0c599ac c61a6c80

 2379 12:16:37.419936  xc6291fa8 to 0xc6291f<f00>)[

 2380 12:16:37.420182   

 2381 12:16:37.420385   #79.507189] 7e80: b6e20000 0000000d c3022c00 c6047f60 c6047ec4 c6047ea0 c07e29dc c0c599b8

 2382 12:16:37.420586   [   78.840807] 1fa<00:> [       9.517883] 7ea0: 00000000 c61a6c80 b6e20000 c290d000 c6047f60 c07e2978 c6047f5c c6047ec8

 2383 12:16:37.420784                0000000d 0<000>0[0   79.528490] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6046000

 2384 12:16:37.462744  0d 00000001 b6e85000< 00>0[0 0 0 79.539354] 7ee0: b6e20000 00020000 00000004 0000000d 0001fff3 c6047ee0 00000001 b6e1f000

 2385 12:16:37.463216  0d 00000001

 2386 12:16:37.463484  # [   7<80.>8[4 9 2 79.550046] 7f00: c435d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2387 12:16:37.463715  8] 1fc0: 0000000d 000<000>0[0 d  79.560740] 7f20: 00000000 00000000 c13e1980 6c2ae455 c206c1a0 c61a6c80 c61a6c80 c6046000

 2388 12:16:37.463942  7ff00000 00000004 00<000>0[0 0 1 79.571432] 7f40: b6e20000 00000000 00000000 00000004 c6047f94 c6047f60 c059c9b0 c059c304

 2389 12:16:37.505824  b6e85000 00020000< 00>0[4 c f e73.582126] 7f60: 00000000 00000000 c6047fac 6c2ae455 0000000d 0000000d 7ff00000 00000004

 2390 12:16:37.506282  8

 2391 12:16:37.506551  # [   78.857745] 1<f0e>0[:   079.592647] 7f80: c03002e4 c6046000 c6047fa4 c6047f98 c059ca40 c059c948 00000000 c6047fa8

 2392 12:16:37.506823  0000004 bec697e8 b6f<40b>3[3 b   79.603340] 7fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e20000 0000000d 00000001

 2393 12:16:37.507055  6ec4616

 2394 12:16:37.507273  # [   78.863<009>2[]   C79.614033] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e20000 00020000 0041fe38

 2395 12:16:37.548929  ode: efeac5e0 efeac5<600> [e f e 79.624726] 7fe0: 00000004 bece97e8 b6ee633b b6e5f616 60080030 00000001 00000000 00000000

 2396 12:16:37.549391  c480 efeac520 (e1<a00>c[0 0 d )7 .635412] Backtrace: 

 2397 12:16:37.549662  

 2398 12:16:37.549881  # [   78.869482] ---[ end trace<0>[   79.640220] [<c13cc378>] (execute_location) from [<c0c5a3c0>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2399 12:16:37.550102   1286819e0a8ce1c9 ]---

 2400 12:16:37.550310  <

 2401 12:16:37.550520  0#> [E X 79.651773]  r7:c6047f60 r6:0000000d r5:c438d000 r4:f0c48000

 2402 12:16:37.550779  EC_KMALLOC: missing 'cal<l0 >t[r   79.660040] [<c0c5a398>] (lkdtm_EXEC_VMALLOC) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2403 12:16:37.551008  ce:': [FAIL]

 2404 12:16:37.551214  n<o0t> [o k   3729 671073]  r5:c438d000 r4:00000022

 2405 12:16:37.591970  selftests: lkdtm: EXEC_KM<A0L>L[O  79.676913] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2406 12:16:37.592390  C.sh # exit=1

 2407 12:16:37.592628  # selftests: lkdtm0>[   79.687611] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2408 12:16:37.592837  : EXEC_VMALLOC.sh

 2409 12:16:37.593031  <0>[   79.698558]  r9:c6047f60 r8:c3022c00 r7:0000000d r6:b6e20000 r5:c61a6c80 r4:c0c599ac

 2410 12:16:37.593226  <0>[   79.708224] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2411 12:16:37.635308  <0>[   79.716330]  r9:c07e2978 r8:c6047f60 r7:c290d000 r6:b6e20000 r5:c61a6c80 r4:00000000

 2412 12:16:37.635733  <0>[   79.724350] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2413 12:16:37.635986  <0>[   79.731759]  r10:00000004 r9:00000000 r8:00000000 r7:b6e20000 r6:c6046000 r5:c61a6c80

 2414 12:16:37.636190  <0>[   79.739858]  r4:c61a6c80

 2415 12:16:37.636387  <0>[   79.742668] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2416 12:16:37.636588  <0>[   79.750080]  r9:c6046000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d

 2417 12:16:37.689483  <0>[   79.758102] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2418 12:16:37.689623  <0>[   79.765942] Exception stack(0xc6047fa8 to 0xc6047ff0)

 2419 12:16:37.689677  <0>[   79.771268] 7fa0:                   0000000d 0000000d 00000001 b6e20000 0000000d 00000001

 2420 12:16:37.689727  <0>[   79.779720] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e20000 00020000 0041fe38

 2421 12:16:37.689772  <0>[   79.788167] 7fe0: 00000004 bece97e8 b6ee633b b6e5f616

 2422 12:16:37.689819  <0>[   79.793497] Code: bad PC value

 2423 12:16:37.689863  <4>[   79.796919] ---[ end trace 1286819e0a8ce1ca ]---

 2424 12:16:37.689905  # Segmentation fault

 2425 12:16:37.796490  # [   79.271119] lkdtm: Performing direct entry EXEC_VMALLOC

 2426 12:16:37.796626  # [   79.279088] lkdtm: attempting ok execution at c0c5a33c

 2427 12:16:37.796688  # [   79.287266] lkdtm: attempting bad execution at f0c48000

 2428 12:16:37.796741  # [   79.295277] 8<--- cut here ---

 2429 12:16:37.796786  # [   79.301502] Unable to handle kernel paging request at virtual address f0c48000

 2430 12:16:37.796830  # [   79.311798] pgd = 11a1675c

 2431 12:16:37.796879  # [   79.317548] [f0c48000] *pgd=12c8a811, *pte=4b84165f, *ppte=4b84145f

 2432 12:16:37.796938  # [   79.327008] Internal error: Oops: 8000000f [#6] SMP ARM

 2433 12:16:37.839993  # [   79.335294] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2434 12:16:37.840430  # [   79.370295] CPU: 2 PID: 1988 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2435 12:16:37.840686  # [   79.380722] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2436 12:16:37.883156  # [   79.389426] PC is at 0xf0c48000

 2437 12:16:37.883581  # [   79.395179] LR is at execute_location+0xa4/0xb4

 2438 12:16:37.883827  # [   79.402735] pc : [<f0c48000>]    lr : [<c13cc41c>]    psr: 60080013

 2439 12:16:37.884032  # [   79.411256] sp : c6047e30  ip : c6047d38  fp : c6047e4c

 2440 12:16:37.884223  # [   79.418563] r10: 0000000d  r9 : c1ad7190  r8 : c15ec020

 2441 12:16:37.884413  # [   79.425960] r7 : c6047f60  r6 : 00000001  r5 : f0c48000  r4 : c0c5a33c

 2442 12:16:37.884602  # [   79.434654] r3 : 6c2ae455  r2 : 6c2ae455  r1 : ef7ab5e0  r0 : 0000002b

 2443 12:16:37.925939  # [   79.443095] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2444 12:16:37.926373  # [   79.452574] Control: 10c5387d  Table: 1609404a  DAC: 00000051

 2445 12:16:37.926611  # [   79.460577] Process cat (pid: 1988, stack limit = 0x73af76a5)

 2446 12:16:37.926873  # [   79.468663] Stack: (0xc6047e30 to 0xc6048000)

 2447 12:16:37.927078  # [   79.475193] 7e20:                                     f0c48000 c438d000 0000000d c6047f60

 2448 12:16:37.927272  # [   79.485888] 7e40: c6047e64 c6047e50 c0c5a3c0 c13cc384 00000022 c438d000 c6047e74 c6047e68

 2449 12:16:37.927462  # [   79.496496] 7e60: c0c595cc c0c5a3a4 c6047e9c c6047e78 c0c59acc c0c595ac c0c599ac c61a6c80

 2450 12:16:37.969017  # [   79.507189] 7e80: b6e20000 0000000d c3022c00 c6047f60 c6047ec4 c6047ea0 c07e29dc c0c599b8

 2451 12:16:37.969439  # [   79.517883] 7ea0: 00000000 c61a6c80 b6e20000 c290d000 c6047f60 c07e2978 c6047f5c c6047ec8

 2452 12:16:37.969678  # [   79.528490] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6046000

 2453 12:16:37.969881  # [   79.539354] 7ee0: b6e20000 00020000 00000004 0000000d 0001fff3 c6047ee0 00000001 b6e1f000

 2454 12:16:37.970078  # [   79.550046] 7f00: c435d900 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2455 12:16:38.012234  # [   79.560740] 7f20: 00000000 00000000 c13e1980 6c2ae455 c206c1a0 c61a6c80 c61a6c80 c6046000

 2456 12:16:38.012664  # [   79.571432] 7f40: b6e20000 00000000 00000000 00000004 c6047f94 c6047f60 c059c9b0 c059c304

 2457 12:16:38.012924  # [   79.582126] 7f60: 00000000 00000000 c6047fac 6c2ae455 0000000d 0000000d 7ff00000 00000004

 2458 12:16:38.013132  # [   79.592647] 7f80: c03002e4 c6046000 c6047fa4 c6047f98 c059ca40 c059c948 00000000 c6047fa8

 2459 12:16:38.013326  # [   79.603340] 7fa0: c03000c0 c059ca34 0000000d 0000000d 00000001 b6e20000 0000000d 00000001

 2460 12:16:38.055299  # [   79.614033] 7fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e20000 00020000 0041fe38

 2461 12:16:38.055746  # [   79.624726] 7fe0: 00000004 bece97e8 b6ee633b b6e5f616 60080030 00000001 00000000 00000000

 2462 12:16:38.056073  # [   79.635412] Backtrace: 

 2463 12:16:38.056293  # [   79.640220] [<c13cc378>] (execute_location) from [<c0c5a3c0>] (lkdtm_EXEC_VMALLOC+0x28/0x34)

 2464 12:16:38.056560  # [   79.651773]  r7:c6047f60 r6:0000000d r5:c438d000 r4:f0c48000

 2465 12:16:38.056768  # [   79.660040] [<c0c5a398>] (lkdtm_EXEC_VMALLOC) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2466 12:16:38.056966  # [   79.671073]  r5:c438d000 r4:00000022

 2467 12:16:38.097927  # [   79.676913] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2468 12:16:38.098064  # [   79.687611]<6>[   80.190298] lkdtm: Performing direct entry EXEC_RODATA

 2469 12:16:38.098127   [<c0c599ac>] (dir<e6c>t[_  e n8t.197698] lkdtm: attempting ok execution at c0c5a33c

 2470 12:16:38.098178  ry) from [<c07e29dc>] (full_proxy<6>[   80.205406] lkdtm: attempting bad execution at c15ec2bc

 2471 12:16:38.098248  _write+0x64/0x94)

 2472 12:16:38.098305  # [   79.69855<1>[   80.213709] 8<--- cut here ---

 2473 12:16:38.141573  8]  r9:c6047f6<01 >r[8 : c 38002.219726] Unable to handle kernel paging request at virtual address c15ec2bc

 2474 12:16:38.142001  c00 r7:0000000d r6:<b16>e[2 0 0 00.229210] pgd = c8183ad6

 2475 12:16:38.142252  0 r5:c61a6c80 r4:c0c599ac

 2476 12:16:38.142457  # [  <1>[   80.234345] [c15ec2bc] *pgd=1141941e(bad)

 2477 12:16:38.142652  79.708224] [<c07e2978>] <(0f>u[l   80.241401] Internal error: Oops: 8000000d [#7] SMP ARM

 2478 12:16:38.184717  _proxy_write) from [<c059c404>] (<4>[   80.249311] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2479 12:16:38.185187  vfs_write+0x10c/0x53c)

 2480 12:16:38.185450  <#4 >[[    80.284318] CPU: 1 PID: 2066 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2481 12:16:38.185682   79.716330]  <r49>:[c 0 7 e8209.794745] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2482 12:16:38.185899  8 r8:c6047f60 r7:c290d000 r6:<b46[   80.303453] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2483 12:16:38.227959  e20000 r5:c61a6c80 r4:00<040>0[0   80.311367] LR is at execute_location+0xa4/0xb4

 2484 12:16:38.228407  0

 2485 12:16:38.228673  # [   79.72<443>5[0 ]   [8<0c.318580] pc : [<c15ec2bc>]    lr : [<c13cc41c>]    psr: 60080013

 2486 12:16:38.228907  59c2f8>] (vf<s4_>w[r i t e8)0 .f327102] sp : c5eefe38  ip : c5eefd40  fp : c5eefe54

 2487 12:16:38.229130  om [<c059c9b<04>>][  ( k s8y0s._334498] r10: 0000000c  r9 : c1ad71a0  r8 : c15ec020

 2488 12:16:38.229342  rite+0x74/0xe<c4)>

 2489 12:16:38.229547  [

 2490 12:16:38.229750   #   [80 . 341895] r7 : c5eeff60  r6 : 00000000  r5 : c15ec2bc  r4 : c0c5a33c

 2491 12:16:38.271109  79.731759]  r<140>:[0 0 0 08000.050591] r3 : ef10cea2  r2 : ef10cea2  r1 : ef7965e0  r0 : 0000002b

 2492 12:16:38.271571  4 r9:00000000 r8:<040>0[0 0 0 080.359291] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2493 12:16:38.271850   r7:b6e20000 r<64:>c[6 0 4 68000.368769] Control: 10c5387d  Table: 1476404a  DAC: 00000051

 2494 12:16:38.272075   r5:c61a6c80

 2495 12:16:38.272286  # [< 0 > [7  9 .870.376772] Process cat (pid: 2066, stack limit = 0x01ac0557)

 2496 12:16:38.272496  9858]  r4:c61a<60c>8[0 

 2497 12:16:38.272702   

 2498 12:16:38.272903   #8 0[.384859] Stack: (0xc5eefe38 to 0xc5ef0000)

 2499 12:16:38.314163    79.742668] [<<c00>5[9 c 9 38c0>391474] fe20:                                                       00000023 c63d4000

 2500 12:16:38.314624  ] (ksys_write) from [<<c00>5[9 c  80.401912] fe40: 0000000c c5eeff60 c5eefe64 c5eefe58 c13cc604 c13cc384 c5eefe74 c5eefe68

 2501 12:16:38.314948  40>] (sys_write+0x<108>/[0 x 1 c80.412693] fe60: c0c595cc c13cc5ec c5eefe9c c5eefe78 c0c59acc c0c595ac c0c599ac c60ccc80

 2502 12:16:38.315193  

 2503 12:16:38.315408  # [   79.750080]  <r09>:[c 6 0 80.423299] fe80: b6db8000 0000000c c3022c00 c5eeff60 c5eefec4 c5eefea0 c07e29dc c0c599b8

 2504 12:16:38.357275  6000 r8:c03002e4 r7:00<000>0[0 0  80.433995] fea0: 00000000 c60ccc80 b6db8000 c290d000 c5eeff60 c07e2978 c5eeff5c c5eefec8

 2505 12:16:38.357737   r6:7ff00000 r5:00000<000>d[  r 480.444775] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c5eee000

 2506 12:16:38.358005  :0000000d

 2507 12:16:38.358230  # [   79<.07>5[8 1 0 20.455469] fee0: b6db8000 00020000 00000004 0000000c 0001fff4 c5eefee0 00000001 b6db7000

 2508 12:16:38.358441  ] [<c059ca28>] (sy<s0_>w[r i t e80.466074] ff00: c4350000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2509 12:16:38.400446   from [<c03000c0>]< 0(>r[e t _ f80.476682] ff20: 00000000 00000000 c13e1980 ef10cea2 c206c1a0 c60ccc80 c60ccc80 c5eee000

 2510 12:16:38.400905  st_syscall+0x0/0x2<80)>

 2511 12:16:38.401168  [

 2512 12:16:38.401388   #   [80.487289] ff40: b6db8000 00000000 00000000 00000004 c5eeff94 c5eeff60 c059c9b0 c059c304

 2513 12:16:38.401600    79.765942] Exceptio<n0 >s[t a c80.497897] ff60: 00000000 00000000 c5eeffac ef10cea2 0000000c 0000000c 7ff00000 00000004

 2514 12:16:38.401812  k(0xc6047fa8 to 0xc<600>4[7 f f 00.508589] ff80: c03002e4 c5eee000 c5eeffa4 c5eeff98 c059ca40 c059c948 00000000 c5eeffa8

 2515 12:16:38.402026  )

 2516 12:16:38.443370  # [   79.771268] <70f>a[0 :   80.519196] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6db8000 0000000c 00000001

 2517 12:16:38.443837                   <000>0[0 0 0 08d.529889] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db8000 00020000 004cfe38

 2518 12:16:38.444101   0000000d 00000001 b6<e02>0[0 0 080.540410] ffe0: 00000004 bebb87e8 b6e7e33b b6df7616 60080030 00000001 00000000 00000000

 2519 12:16:38.444329   0000000d 0000000<10

 2520 12:16:38.444538  >

 2521 12:16:38.444747  [#   [  80.551095] Backtrace: 

 2522 12:16:38.444957   79.779720] 7fc0: 0000000d 0000<0>[   80.555900] [<c13cc378>] (execute_location) from [<c13cc604>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2523 12:16:38.486639  00d 7ff00000 00000<000>4[  0 0 080.567195]  r7:c5eeff60 r6:0000000c r5:c63d4000 r4:00000023

 2524 12:16:38.487141  0001 b6e20000 00020000 0041fe38<

 2525 12:16:38.487409  >[   80.575291] [<c13cc5e0>] (lkdtm_EXEC_RODATA) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2526 12:16:38.487633  

 2527 12:16:38.487842  # [   79.788167] 7fe0: 0<000>0[0  80.586503] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2528 12:16:38.488055  004 bece97e8 b6ee633b b6e5f616

 2529 12:16:38.488269  #0>[   80.597203] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2530 12:16:38.529815   [   79.793497] Code:< 0b>a[d   P80.608148]  r9:c5eeff60 r8:c3022c00 r7:0000000c r6:b6db8000 r5:c60ccc80 r4:c0c599ac

 2531 12:16:38.530274  C value

 2532 12:16:38.530535  # [   79.796919] ---[ e<0>[   80.618416] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2533 12:16:38.530797  d trace 1286819e0a8ce<10c>a[  ] -80.629275]  r9:c07e2978 r8:c5eeff60 r7:c290d000 r6:b6db8000 r5:c60ccc80 r4:00000000

 2534 12:16:38.531023  --

 2535 12:16:38.531236  # EXEC_VMALLOC: missin<g0 >'[   80.639537] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2536 12:16:38.531450  all trace:': [FAIL]<

 2537 12:16:38.531654  0

 2538 12:16:38.572921  >n[o t   o0.649445]  r10:00000004 r9:00000000 r8:00000000 r7:b6db8000 r6:c5eee000 r5:c60ccc80

 2539 12:16:38.573381  k 33 selftest<s0:> [l k d t8m0:. 59700]  r4:c60ccc80

 2540 12:16:38.573657  EXEC_VMALLOC.sh # exit=1

 2541 12:16:38.573880  <#0 >s[   80.664414] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2542 12:16:38.574100  lftests: lkdtm: EXE<C0_>R[O D A T0.674324]  r9:c5eee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c

 2543 12:16:38.574312  A.sh

 2544 12:16:38.574520  <0>[   80.684500] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2545 12:16:38.574768  <0>[   80.692840] Exception stack(0xc5eeffa8 to 0xc5eefff0)

 2546 12:16:38.615137  <0>[   80.698164] ffa0:                   0000000c 0000000c 00000001 b6db8000 0000000c 00000001

 2547 12:16:38.615314  <0>[   80.706615] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db8000 00020000 004cfe38

 2548 12:16:38.615395  <0>[   80.715062] ffe0: 00000004 bebb87e8 b6e7e33b b6df7616

 2549 12:16:38.615451  <0>[   80.720389] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 

 2550 12:16:38.615510  <4>[   80.726758] ---[ end trace 1286819e0a8ce1cb ]---

 2551 12:16:38.615567  # Segmentation fault

 2552 12:16:38.729662  # [   80.190298] lkdtm: Performing direct entry EXEC_RODATA

 2553 12:16:38.729725  # [   80.197698] lkdtm: attempting ok execution at c0c5a33c

 2554 12:16:38.729771  # [   80.205406] lkdtm: attempting bad execution at c15ec2bc

 2555 12:16:38.729827  # [   80.213709] 8<--- cut here ---

 2556 12:16:38.729883  # [   80.219726] Unable to handle kernel paging request at virtual address c15ec2bc

 2557 12:16:38.729936  # [   80.229210] pgd = c8183ad6

 2558 12:16:38.729979  # [   80.234345] [c15ec2bc] *pgd=1141941e(bad)

 2559 12:16:38.730021  # [   80.241401] Internal error: Oops: 8000000d [#7] SMP ARM

 2560 12:16:38.772708  # [   80.249311] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2561 12:16:38.772778  # [   80.284318] CPU: 1 PID: 2066 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2562 12:16:38.772828  # [   80.294745] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2563 12:16:38.816466  # [   80.303453] PC is at lkdtm_rodata_do_nothing+0x0/0x10

 2564 12:16:38.816859  # [   80.311367] LR is at execute_location+0xa4/0xb4

 2565 12:16:38.817089  # [   80.318580] pc : [<c15ec2bc>]    lr : [<c13cc41c>]    psr: 60080013

 2566 12:16:38.817273  # [   80.327102] sp : c5eefe38  ip : c5eefd40  fp : c5eefe54

 2567 12:16:38.817472  # [   80.334498] r10: 0000000c  r9 : c1ad71a0  r8 : c15ec020

 2568 12:16:38.817656  # [   80.341895] r7 : c5eeff60  r6 : 00000000  r5 : c15ec2bc  r4 : c0c5a33c

 2569 12:16:38.817841  # [   80.350591] r3 : ef10cea2  r2 : ef10cea2  r1 : ef7965e0  r0 : 0000002b

 2570 12:16:38.859338  # [   80.359291] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2571 12:16:38.859758  # [   80.368769] Control: 10c5387d  Table: 1476404a  DAC: 00000051

 2572 12:16:38.859999  # [   80.376772] Process cat (pid: 2066, stack limit = 0x01ac0557)

 2573 12:16:38.860200  # [   80.384859] Stack: (0xc5eefe38 to 0xc5ef0000)

 2574 12:16:38.860395  # [   80.391474] fe20:                                                       00000023 c63d4000

 2575 12:16:38.860587  # [   80.401912] fe40: 0000000c c5eeff60 c5eefe64 c5eefe58 c13cc604 c13cc384 c5eefe74 c5eefe68

 2576 12:16:38.902362  # [   80.412693] fe60: c0c595cc c13cc5ec c5eefe9c c5eefe78 c0c59acc c0c595ac c0c599ac c60ccc80

 2577 12:16:38.902892  # [   80.423299] fe80: b6db8000 0000000c c3022c00 c5eeff60 c5eefec4 c5eefea0 c07e29dc c0c599b8

 2578 12:16:38.903155  # [   80.433995] fea0: 00000000 c60ccc80 b6db8000 c290d000 c5eeff60 c07e2978 c5eeff5c c5eefec8

 2579 12:16:38.903365  # [   80.444775] fec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c5eee000

 2580 12:16:38.903558  # [   80.455469] fee0: b6db8000 00020000 00000004 0000000c 0001fff4 c5eefee0 00000001 b6db7000

 2581 12:16:38.945507  # [   80.466074] ff00: c4350000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2582 12:16:38.945937  # [   80.476682] ff20: 00000000 00000000 c13e1980 ef10cea2 c206c1a0 c60ccc80 c60ccc80 c5eee000

 2583 12:16:38.946193  # [   80.487289] ff40: b6db8000 00000000 00000000 00000004 c5eeff94 c5eeff60 c059c9b0 c059c304

 2584 12:16:38.946402  # [   80.497897] ff60: 00000000 00000000 c5eeffac ef10cea2 0000000c 0000000c 7ff00000 00000004

 2585 12:16:38.946603  # [   80.508589] ff80: c03002e4 c5eee000 c5eeffa4 c5eeff98 c059ca40 c059c948 00000000 c5eeffa8

 2586 12:16:38.946844  # [   80.519196] ffa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6db8000 0000000c 00000001

 2587 12:16:38.988681  # [   80.529889] ffc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6db8000 00020000 004cfe38

 2588 12:16:38.989108  # [   80.540410] ffe0: 00000004 bebb87e8 b6e7e33b b6df7616 60080030 00000001 00000000 00000000

 2589 12:16:38.989366  # [   80.551095] Backtrace: 

 2590 12:16:38.989575  # [   80.555900] [<c13cc378>] (execute_location) from [<c13cc604>] (lkdtm_EXEC_RODATA+0x24/0x28)

 2591 12:16:38.989772  # [   80.567195]  r7:c5eeff60 r6:0000000c r5:c63d4000 r4:00000023

 2592 12:16:38.989969  # [   80.575291] [<c13cc5e0>] (lkdtm_EXEC_RODATA) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2593 12:16:39.031647  # [   80.586503] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2594 12:16:39.032179  # [   80.597203] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2595 12:16:39.032433  # [   80.608148]  r9:c5eeff60 r8:c3022c00 r7:0000000c r6:b6db8000 r5:c60ccc80 r4:c0c599ac

 2596 12:16:39.032642  # [   80.618416] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2597 12:16:39.032838  # [   80.629275]  r9:c07e2978 r8:c5eeff60 r7:c290d000 r6:b6db8000 r5:c60ccc80 r4:00000000

 2598 12:16:39.074651  # [   80.639537] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2599 12:16:39.075174  # [   80.649445]  r10:00000004 r9:00000000 r8:00000000 r7:b6db8000 r6:c5eee000 r5:c60ccc80

 2600 12:16:39.075536  # [   80.659700]  r4:c60ccc80

 2601 12:16:39.075795  # [<6>[   81.172200] lkdtm: Performing direct entry EXEC_USERSPACE

 2602 12:16:39.076056     80.664414] [<c059c93c>] (ksys_<6>[   81.180040] lkdtm: attempting ok execution at c0c5a33c

 2603 12:16:39.076360  write) from [<c059ca40>] (sys_wri<6>[   81.188316] lkdtm: attempting bad execution at b6fae000

 2604 12:16:39.076652  te+0x18/0x1c)

 2605 12:16:39.118033  # [   80.674324]  <1>[   81.196697] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fae000

 2606 12:16:39.118464  r9:c5eee000 r8:c03002e4 <r07>:[0   81.206809] Internal error: : b [#8] SMP ARM

 2607 12:16:39.161005  000004 r6:7ff00000 r5:0000000c r4<4>[   81.213764] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2608 12:16:39.161453  :0000000c

 2609 12:16:39.161696  # [   80.6<844>5[0 0 ]81.248768] CPU: 3 PID: 2143 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2610 12:16:39.161907   [<c059ca28<>4]> [( s y s81_.w2r59021] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2611 12:16:39.162114  te) from [<c03000c0>]< 4(>r[e t _81.267635] PC is at 0xb6fae000

 2612 12:16:39.162326  fast_syscall+0x0/0x28)

 2613 12:16:39.162534  # [< 4 >    81.273297] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2614 12:16:39.162820  80.692840]< 4E>x[c e p t8i1o.n2 80941] pc : [<b6fae000>]    lr : [<c0c5a490>]    psr: 60080013

 2615 12:16:39.204328  tack(0xc5e<e4f>f[ a 8  8t1o. 208x289] sp : c6103e48  ip : c6103d50  fp : c6103e64

 2616 12:16:39.204782  c5eefff0)<

 2617 12:16:39.205038  4

 2618 12:16:39.205265  >#[  [    8 18.02.96510] r10: 0000000f  r9 : c1ad71ac  r8 : c15ec020

 2619 12:16:39.205487  98164] f<f4a>0[:      8 1 . 3 0 3730] r7 : c6103f60  r6 : 0000000f  r5 : c6371000  r4 : b6fae000

 2620 12:16:39.205713            0<040>0[ 0 0 08c1 .03012252] r3 : dddc01d4  r2 : dddc01d4  r1 : ef7c05e0  r0 : 0000002b

 2621 12:16:39.205929  0000c 000000<041> [b 6 d b8810.0320863] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2622 12:16:39.206146   0000000c 000<040>0[0 1 

 2623 12:16:39.206352   

 2624 12:16:39.247393  8#1 .[30166] Control: 10c5387d  Table: 1623804a  DAC: 00000051

 2625 12:16:39.247855     80.706615] <f0f>c[0 :   08010.338083] Process cat (pid: 2143, stack limit = 0x6aa53ed7)

 2626 12:16:39.248124  000c 000000<00c> [7 f f 0810.03046080] Stack: (0xc6103e48 to 0xc6104000)

 2627 12:16:39.248356   00000004 00000001< 0b>6[d b 8 081.352524] 3e40:                   00000001 00000000 0000000f 00000024 c6103e74 c6103e68

 2628 12:16:39.248573  0 00020000 004cf<e03>8[

 2629 12:16:39.248787   

 2630 12:16:39.249000   #  8[1.363129] 3e60: c0c595cc c0c5a3d8 c6103e9c c6103e78 c0c59acc c0c595ac c0c599ac c4323cc0

 2631 12:16:39.290523    80.715062] ffe0:< 00>0[0 0 0 081.373649] 3e80: b6e73000 0000000f c3022c00 c6103f60 c6103ec4 c6103ea0 c07e29dc c0c599b8

 2632 12:16:39.291055  4 bebb87e8 b6e7<0e>3[3 b   b861d.384254] 3ea0: 00000000 c4323cc0 b6e73000 c290d000 c6103f60 c07e2978 c6103f5c c6103ec8

 2633 12:16:39.291336  7616

 2634 12:16:39.291569  # [   80.7<200>3[8 9 ]  8C1.394688] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6102000

 2635 12:16:39.291793  de: 5f727563 6e<705>6[f 6 3  8010405208] 3ee0: b6e73000 00020000 00000004 0000000f 0001fff1 c6103ee0 00000001 b6e72000

 2636 12:16:39.333767  000074 aa55aa55 <(0e>1[a 0 c 0801.415639] 3f00: c467bcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2637 12:16:39.334229  ) 

 2638 12:16:39.334494  # [   80.72<607>5[8 ]   -8-1-426159] 3f20: 00000000 00000000 c13e1980 dddc01d4 c206c1a0 c4323cc0 c4323cc0 c6102000

 2639 12:16:39.334763  [ end trace 12868<109>e[0 a 8 c8e.436591] 3f40: b6e73000 00000000 00000000 00000004 c6103f94 c6103f60 c059c9b0 c059c304

 2640 12:16:39.334996  1cb ]---

 2641 12:16:39.335217  # EX<E0C>_[R O D A8T1A.447109] 3f60: 00000000 00000000 c6103fac dddc01d4 0000000f 0000000f 7ff00000 00000004

 2642 12:16:39.376851   missing 'call <t0r>a[c e : '8:1 457542] 3f80: c03002e4 c6102000 c6103fa4 c6103f98 c059ca40 c059c948 00000000 c6103fa8

 2643 12:16:39.377307  [FAIL]

 2644 12:16:39.377566  not ok< 03>4[  s e l8f1t.467975] 3fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e73000 0000000f 00000001

 2645 12:16:39.377795  sts: lkdtm: EXEC<_0R>O[D A T A8.1.478407] 3fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e73000 00020000 004dfe38

 2646 12:16:39.378014  h # exit=1

 2647 12:16:39.378225  # se<l0f>t[e s t s8:1.488926] 3fe0: 00000004 bec8d7e8 b6f3933b b6eb2616 60080030 00000001 00000000 00000000

 2648 12:16:39.378438  lkdtm: EXEC_U<S0E>R[S P A C8E1..s99438] Backtrace: 

 2649 12:16:39.378645  h

 2650 12:16:39.419939  <0>[   81.504066] [<c0c5a3cc>] (lkdtm_EXEC_USERSPACE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2651 12:16:39.420392  <0>[   81.513101]  r4:00000024

 2652 12:16:39.420649  <0>[   81.515909] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2653 12:16:39.420875  <0>[   81.524189] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2654 12:16:39.421094  <0>[   81.532376]  r9:c6103f60 r8:c3022c00 r7:0000000f r6:b6e73000 r5:c4323cc0 r4:c0c599ac

 2655 12:16:39.421305  <0>[   81.540395] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2656 12:16:39.463191  <0>[   81.548495]  r9:c07e2978 r8:c6103f60 r7:c290d000 r6:b6e73000 r5:c4323cc0 r4:00000000

 2657 12:16:39.463651  <0>[   81.556509] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2658 12:16:39.463913  <0>[   81.563915]  r10:00000004 r9:00000000 r8:00000000 r7:b6e73000 r6:c6102000 r5:c4323cc0

 2659 12:16:39.464132  <0>[   81.572009]  r4:c4323cc0

 2660 12:16:39.464345  <0>[   81.574814] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2661 12:16:39.464557  <0>[   81.582219]  r9:c6102000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f

 2662 12:16:39.507532  <0>[   81.590235] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2663 12:16:39.508098  <0>[   81.598071] Exception stack(0xc6103fa8 to 0xc6103ff0)

 2664 12:16:39.508457  <0>[   81.603391] 3fa0:                   0000000f 0000000f 00000001 b6e73000 0000000f 00000001

 2665 12:16:39.508776  <0>[   81.611836] 3fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e73000 00020000 004dfe38

 2666 12:16:39.509039  <0>[   81.620281] 3fe0: 00000004 bec8d7e8 b6f3933b b6eb2616

 2667 12:16:39.509320  <0>[   81.625604] Code: bad PC value

 2668 12:16:39.509663  <4>[   81.628933] ---[ end trace 1286819e0a8ce1cc ]---

 2669 12:16:39.522989  # Segmentation fault

 2670 12:16:39.621362  # [   81.172200] lkdtm: Performing direct entry EXEC_USERSPACE

 2671 12:16:39.621497  # [   81.180040] lkdtm: attempting ok execution at c0c5a33c

 2672 12:16:39.621550  # [   81.188316] lkdtm: attempting bad execution at b6fae000

 2673 12:16:39.621596  # [   81.196697] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fae000

 2674 12:16:39.621639  # [   81.206809] Internal error: : b [#8] SMP ARM

 2675 12:16:39.664969  # [   81.213764] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2676 12:16:39.665412  # [   81.248768] CPU: 3 PID: 2143 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2677 12:16:39.665656  # [   81.259021] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2678 12:16:39.665868  # [   81.267635] PC is at 0xb6fae000

 2679 12:16:39.666064  # [   81.273297] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4

 2680 12:16:39.708000  # [   81.280941] pc : [<b6fae000>]    lr : [<c0c5a490>]    psr: 60080013

 2681 12:16:39.708431  # [   81.289289] sp : c6103e48  ip : c6103d50  fp : c6103e64

 2682 12:16:39.708676  # [   81.296510] r10: 0000000f  r9 : c1ad71ac  r8 : c15ec020

 2683 12:16:39.708887  # [   81.303730] r7 : c6103f60  r6 : 0000000f  r5 : c6371000  r4 : b6fae000

 2684 12:16:39.709090  # [   81.312252] r3 : dddc01d4  r2 : dddc01d4  r1 : ef7c05e0  r0 : 0000002b

 2685 12:16:39.709279  # [   81.320863] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2686 12:16:39.709472  # [   81.330166] Control: 10c5387d  Table: 1623804a  DAC: 00000051

 2687 12:16:39.751000  # [   81.338083] Process cat (pid: 2143, stack limit = 0x6aa53ed7)

 2688 12:16:39.751425  # [   81.346080] Stack: (0xc6103e48 to 0xc6104000)

 2689 12:16:39.751669  # [   81.352524] 3e40:                   00000001 00000000 0000000f 00000024 c6103e74 c6103e68

 2690 12:16:39.751953  # [   81.363129] 3e60: c0c595cc c0c5a3d8 c6103e9c c6103e78 c0c59acc c0c595ac c0c599ac c4323cc0

 2691 12:16:39.752184  # [   81.373649] 3e80: b6e73000 0000000f c3022c00 c6103f60 c6103ec4 c6103ea0 c07e29dc c0c599b8

 2692 12:16:39.752394  # [   81.384254] 3ea0: 00000000 c4323cc0 b6e73000 c290d000 c6103f60 c07e2978 c6103f5c c6103ec8

 2693 12:16:39.794125  # [   81.394688] 3ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6102000

 2694 12:16:39.794558  # [   81.405208] 3ee0: b6e73000 00020000 00000004 0000000f 0001fff1 c6103ee0 00000001 b6e72000

 2695 12:16:39.794859  # [   81.415639] 3f00: c467bcc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2696 12:16:39.795080  # [   81.426159] 3f20: 00000000 00000000 c13e1980 dddc01d4 c206c1a0 c4323cc0 c4323cc0 c6102000

 2697 12:16:39.795279  # [   81.436591] 3f40: b6e73000 00000000 00000000 00000004 c6103f94 c6103f60 c059c9b0 c059c304

 2698 12:16:39.836640  # [   81.447109] 3f60: 00000000 00000000 c6103fac dddc01d4 0000000f 0000000f 7ff00000 00000004

 2699 12:16:39.836777  # [   81.457542] 3f80: c03002e4 c6102000 c6103fa4 c6103f98 c059ca40 c059c948 00000000 c6103fa8

 2700 12:16:39.836831  # [   81.467975] 3fa0: c03000c0 c059ca34 0000000f 0000000f 00000001 b6e73000 0000000f 00000001

 2701 12:16:39.836882  # [   81.478407] 3fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6e73000 00020000 004dfe38

 2702 12:16:39.836926  # [   81.488926] 3fe0: 00000004 bec8d7e8 b6f3933b b6eb2616 60080030 00000001 00000000 00000000

 2703 12:16:39.836968  # [   81.499438] Backtrace: 

 2704 12:16:39.880209  # [   81.504066] [<c0c5a3cc>] (lkdtm_EXEC_USERSPACE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2705 12:16:39.880726  # [   81.513101]  r4:00000024

 2706 12:16:39.881053  # [   81.515909] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2707 12:16:39.881338  # [   81.524189] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2708 12:16:39.881635  # [   81.532376]  r9:c6103f60 r8:c3022c00 r7:0000000f r6:b6e73000 r5:c4323cc0 r4:c0c599ac

 2709 12:16:39.881929  # [   81.540395] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2710 12:16:39.923326  # [   81.548495]  r9:c07e2978 r8:c6103f60 r7:c290d000 r6:b6e73000 r5:c4323cc0 r4:00000000

 2711 12:16:39.923878  # [   81.556509] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2712 12:16:39.924212  <6>[   82.021094] lkdtm: Performing direct entry EXEC_NULL

 2713 12:16:39.924495  

 2714 12:16:39.924773  # [   81.563915]< 6 >r[1 0 : 080.027665] lkdtm: attempting ok execution at c0c5a33c

 2715 12:16:39.925049  000004 r9:00000000 r8:00000000 r7<6>[   82.035382] lkdtm: attempting bad execution at 00000000

 2716 12:16:39.925279  :b6e73000 r6:c6102000 r5:c4323cc0<1>[   82.043562] 8<--- cut here ---

 2717 12:16:39.925516  

 2718 12:16:39.966200  # [   81.572009]  r4:c4323cc0

 2719 12:16:39.966453  <1>[   82.049781] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2720 12:16:39.966753  # [   81.574814] [<c059c93c>] (ks<1>[   82.060947] pgd = 95c47e7f

 2721 12:16:39.967018  ys_write) from [<c059ca40>] (sys_<1>[   82.066737] [00000000] *pgd=00000000

 2722 12:16:39.967231  write+0x18/0x1c)

 2723 12:16:39.967426  # [   81.582219<0>[   82.073490] Internal error: Oops: 80000005 [#9] SMP ARM

 2724 12:16:40.009521  ]  r9:c6102000 r8:c03002e4 r7:000<4>[   82.081787] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2725 12:16:40.009975  00004 r6:7ff00000 r5:0<040>0[0 0  82.116792] CPU: 3 PID: 2215 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2726 12:16:40.010242  f r4:0000000<f4

 2727 12:16:40.010445  >

 2728 12:16:40.010639  [#   [  8 2 .8127132] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2729 12:16:40.052782  .590235] [<c059ca2<84>>][  ( s y82.135832] PC is at 0x0

 2730 12:16:40.053253  _write) from [<c03000c0>]< 4(>r[e  82.140801] LR is at execute_location+0xa4/0xb4

 2731 12:16:40.053522  t_fast_sysc<a4l>l[+ 0 x 08/20.x128012] pc : [<00000000>]    lr : [<c13cc41c>]    psr: 60080013

 2732 12:16:40.053752  8)

 2733 12:16:40.053974  # [  < 48>1[. 5 9 88027.11]5 360] sp : c601be38  ip : c601bd40  fp : c601be54

 2734 12:16:40.054185  Excepti<o4n> [s t a c8k2(.016x3c579] r10: 0000000a  r9 : c1ad71bc  r8 : c15ec020

 2735 12:16:40.054396  103fa8 to <04x>c[6 1 0 38f2f.01)70714] r7 : c601bf60  r6 : 00000000  r5 : 00000000  r4 : c0c5a33c

 2736 12:16:40.054610  

 2737 12:16:40.095832  # [   81<.46>0[3 3 9 18]2 .31f7a323] r3 : 94485db5  r2 : 94485db5  r1 : ef7c05e0  r0 : 0000002b

 2738 12:16:40.096284  0:             < 4 > [      8020.187848] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2739 12:16:40.096552  0000f 000000<04f> [0 0 0 08020.0197236] Control: 10c5387d  Table: 1476004a  DAC: 00000051

 2740 12:16:40.096785   b6e73000 0000<000>0[f   0 08020.205152] Process cat (pid: 2215, stack limit = 0x9bd061d9)

 2741 12:16:40.096996  001

 2742 12:16:40.097209  # [   8<10.>6[1 1 8 3862]. 213152] Stack: (0xc601be38 to 0xc601c000)

 2743 12:16:40.139066  fc0: 0000000f <000>0[0 0 0 08f2 .219679] be20:                                                       00000025 c6371000

 2744 12:16:40.139526  ff00000 00000004 0<000>0[0 0 0 182.230114] be40: 0000000a c601bf60 c601be64 c601be58 c13cc628 c13cc384 c601be74 c601be68

 2745 12:16:40.139793  b6e73000 0002000<00 >0[0 4 d f8e2.240719] be60: c0c595cc c13cc614 c601be9c c601be78 c0c59acc c0c595ac c0c599ac c435c3c0

 2746 12:16:40.140021  8

 2747 12:16:40.140245  # [   81.62028<10]> [3 f e 08:.251238] be80: b6ea1000 0000000a c3022c00 c601bf60 c601bec4 c601bea0 c07e29dc c0c599b8

 2748 12:16:40.182167   00000004 bec8d7e<80 >b[6 f 3 983.261756] bea0: 00000000 c435c3c0 b6ea1000 c290d000 c601bf60 c07e2978 c601bf5c c601bec8

 2749 12:16:40.182626  3b b6eb2616

 2750 12:16:40.182938  # [   <801>.[6 2 5 62.272276] bec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c601a000

 2751 12:16:40.183172  04] Code: bad PC v<a0l>u[e 

 2752 12:16:40.183393   

 2753 12:16:40.183604   #82.282880] bee0: b6ea1000 00020000 00000004 0000000a 0001fff6 c601bee0 00000001 b6ea0000

 2754 12:16:40.183820  [   81.628933] <-0->-[[   e n8d2 293484] bf00: c4350dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2755 12:16:40.225236  trace 1286819e<00a>8[c e 1 c8c2 .303917] bf20: 00000000 00000000 c13e1980 94485db5 c206c1a0 c435c3c0 c435c3c0 c601a000

 2756 12:16:40.225694  ---

 2757 12:16:40.225958  # EXEC_USERSP<A0C>E[:   m i82.314349] bf40: b6ea1000 00000000 00000000 00000004 c601bf94 c601bf60 c059c9b0 c059c304

 2758 12:16:40.226189  sing 'call trace:<'0:> [[ F A I8L.324955] bf60: 00000000 00000000 c601bfac 94485db5 0000000a 0000000a 7ff00000 00000004

 2759 12:16:40.226401  ]

 2760 12:16:40.226603  not ok 35 se<l0f>t[e s t s8:2 335472] bf80: c03002e4 c601a000 c601bfa4 c601bf98 c059ca40 c059c948 00000000 c601bfa8

 2761 12:16:40.268488  lkdtm: EXEC_USERS<P0A>C[E . s h8 .345905] bfa0: c03000c0 c059ca34 0000000a 0000000a 00000001 b6ea1000 0000000a 00000001

 2762 12:16:40.268949  # exit=1

 2763 12:16:40.269217  # selft<e0s>t[s :   l8k.356424] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ea1000 00020000 0048fe38

 2764 12:16:40.269452  dtm: EXEC_NULL.s<h0

 2765 12:16:40.269666  >

 2766 12:16:40.269879  [   82.366941] bfe0: 00000004 bee957e8 b6f6733b b6ee0616 60080030 00000001 00000000 00000000

 2767 12:16:40.270104  <0>[   82.377019] Backtrace: 

 2768 12:16:40.270316  <0>[   82.379749] [<c13cc378>] (execute_location) from [<c13cc628>] (lkdtm_EXEC_NULL+0x20/0x24)

 2769 12:16:40.270529  <0>[   82.388198]  r7:c601bf60 r6:0000000a r5:c6371000 r4:00000025

 2770 12:16:40.311635  <0>[   82.394134] [<c13cc608>] (lkdtm_EXEC_NULL) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2771 12:16:40.312095  <0>[   82.402496] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2772 12:16:40.312354  <0>[   82.410778] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2773 12:16:40.312583  <0>[   82.418967]  r9:c601bf60 r8:c3022c00 r7:0000000a r6:b6ea1000 r5:c435c3c0 r4:c0c599ac

 2774 12:16:40.312805  <0>[   82.426988] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2775 12:16:40.354908  <0>[   82.435088]  r9:c07e2978 r8:c601bf60 r7:c290d000 r6:b6ea1000 r5:c435c3c0 r4:00000000

 2776 12:16:40.355371  <0>[   82.443105] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2777 12:16:40.355640  <0>[   82.450510]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c601a000 r5:c435c3c0

 2778 12:16:40.355863  <0>[   82.458603]  r4:c435c3c0

 2779 12:16:40.356077  <0>[   82.461408] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2780 12:16:40.356291  <0>[   82.468814]  r9:c601a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a

 2781 12:16:40.403006  <0>[   82.476829] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2782 12:16:40.403430  <0>[   82.484665] Exception stack(0xc601bfa8 to 0xc601bff0)

 2783 12:16:40.403671  <0>[   82.489986] bfa0:                   0000000a 0000000a 00000001 b6ea1000 0000000a 00000001

 2784 12:16:40.403874  <0>[   82.498434] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6ea1000 00020000 0048fe38

 2785 12:16:40.404085  <0>[   82.506878] bfe0: 00000004 bee957e8 b6f6733b b6ee0616

 2786 12:16:40.404294  <0>[   82.512202] Code: bad PC value

 2787 12:16:40.404498  <4>[   82.515572] ---[ end trace 1286819e0a8ce1cd ]---

 2788 12:17:06.443244  <3>[  108.528434] rcu: INFO: rcu_sched self-detected stall on CPU

 2789 12:17:06.443706  <3>[  108.534292] rcu: 	0-....: (1 GPs behind) idle=1ce/1/0x40000004 softirq=6049/6050 fqs=1226 

 2790 12:17:06.443964  <4>[  108.542825] 	(t=2602 jiffies g=6637 q=105)

 2791 12:17:06.444190  <4>[  108.547190] NMI backtrace for cpu 0

 2792 12:17:06.444400  <4>[  108.550950] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.218-cip49 #1

 2793 12:17:06.444609  <4>[  108.559219] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2794 12:17:06.444817  <4>[  108.566011] Backtrace: 

 2795 12:17:06.486396  <4>[  108.568745] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 2796 12:17:06.486893  <4>[  108.576586]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1d058

 2797 12:17:06.487162  <4>[  108.582519] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 2798 12:17:06.487386  <4>[  108.590103] [<c13c5c84>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 2799 12:17:06.487600  <4>[  108.598203]  r9:c19df050 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 2800 12:17:06.529043  <4>[  108.606218] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 2801 12:17:06.529167  <4>[  108.616137]  r5:c1e16800 r4:c03115d8

 2802 12:17:06.529228  <4>[  108.619991] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 2803 12:17:06.529282  <4>[  108.630867]  r9:c19df050 r8:c206a7d8 r7:c1e15d9c r6:c1ea9480 r5:c1ea9480 r4:00000000

 2804 12:17:06.529333  <4>[  108.638882] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c13c1ed0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 2805 12:17:06.572273  <4>[  108.649074] [<c13c1dcc>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 2806 12:17:06.572404  <4>[  108.658388]  r10:c1e16560 r9:c1daf480 r8:c206bac0 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 2807 12:17:06.572463  <4>[  108.666482]  r4:c1ea9480

 2808 12:17:06.572513  <4>[  108.669292] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 2809 12:17:06.572559  <4>[  108.678432]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:444bd711 r6:c1e01d28 r5:c1e00000

 2810 12:17:06.572606  <4>[  108.686527]  r4:00000000

 2811 12:17:06.572651  <4>[  108.689333] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 2812 12:17:06.615502  <4>[  108.698297]  r5:00000019 r4:ef786f68

 2813 12:17:06.615643  <4>[  108.702142] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 2814 12:17:06.615706  <4>[  108.710765] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 2815 12:17:06.615754  <4>[  108.719819]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 2816 12:17:06.615798  <4>[  108.727835] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 2817 12:17:06.658665  <4>[  108.736975]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:444bd329 r6:00000019 r5:60070193

 2818 12:17:06.658797  <4>[  108.745070]  r4:ef7869c0

 2819 12:17:06.658852  <4>[  108.747878] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 2820 12:17:06.658903  <4>[  108.756065]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2973700

 2821 12:17:06.658956  <4>[  108.764159]  r4:00000001

 2822 12:17:06.658998  <4>[  108.766971] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 2823 12:17:06.659040  <4>[  108.775763]  r5:c2973700 r4:c295b400

 2824 12:17:06.701878  <4>[  108.779609] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 2825 12:17:06.702004  <4>[  108.789010]  r9:c1e01d28 r8:c2900400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dad49c

 2826 12:17:06.702059  <4>[  108.797025] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 2827 12:17:06.702104  <4>[  108.805646]  r9:c1e01d28 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 2828 12:17:06.702145  <4>[  108.813659] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 2829 12:17:06.702186  <4>[  108.821406] Exception stack(0xc1e01d28 to 0xc1e01d70)

 2830 12:17:06.745100  <4>[  108.826730] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 2831 12:17:06.745227  <4>[  108.835178] 1d40: 00000000 00000001 c2900400 00000202 c1e00000 c1e01de4 c1e01d50 c1e01d78

 2832 12:17:06.745293  <4>[  108.843622] 1d60: c0478294 c0301f18 60070113 ffffffff

 2833 12:17:06.745348  <4>[  108.848943]  r9:c1e00000 r8:c2900400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 2834 12:17:06.745399  <4>[  108.856960] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 2835 12:17:06.745450  <4>[  108.865144]  r10:00000013 r9:c1e01e60 r8:c2900400 r7:00000001 r6:00000000 r5:00000000

 2836 12:17:06.788332  <4>[  108.873239]  r4:ffffe000

 2837 12:17:06.788465  <4>[  108.876044] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 2838 12:17:06.788538  <4>[  108.883705]  r5:00000000 r4:c1dad49c

 2839 12:17:06.788589  <4>[  108.887550] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 2840 12:17:06.788637  <4>[  108.895648] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 2841 12:17:06.788684  <4>[  108.904268]  r9:c1e01e60 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 2842 12:17:06.831718  <4>[  108.912279] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 2843 12:17:06.831859  <4>[  108.920026] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 2844 12:17:06.831927  <4>[  108.925348] 1e60: c100329c ffffe000 00000000 c1e00000 00000000 c1e1ed70 ef78cb78 00000000

 2845 12:17:06.831988  <4>[  108.933793] 1e80: c1e15d98 c206c200 00000013 c1e01eec c1e01e88 c1e01eb0 c0478294 c10032a0

 2846 12:17:06.832040  <4>[  108.942235] 1ea0: 60070013 ffffffff

 2847 12:17:06.832094  <4>[  108.945993]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c10032a0

 2848 12:17:06.875336  <4>[  108.954012] [<c1002ee0>] (cpuidle_enter_state) from [<c1003544>] (cpuidle_enter+0x68/0x6c)

 2849 12:17:06.875769  <4>[  108.962546]  r10:c1e1ed70 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ed70

 2850 12:17:06.876019  <4>[  108.970640]  r4:ef78cb78

 2851 12:17:06.876227  <4>[  108.973450] [<c10034dc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 2852 12:17:06.876421  <4>[  108.981113]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 2853 12:17:06.876616  <4>[  108.987042] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 2854 12:17:06.876807  <4>[  108.994880]  r10:c4f5c474 r9:c1cd2a78 r8:00000000 r7:c26e8c80 r6:00000002 r5:c1e01f68

 2855 12:17:06.928730  <4>[  109.002973]  r4:000000dc

 2856 12:17:06.929193  <4>[  109.005783] [<c039b218>] (cpu_startup_entry) from [<c13d80a4>] (rest_init+0x1c4/0x320)

 2857 12:17:06.929475  <4>[  109.013980] [<c13d7ee0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 2858 12:17:06.929686  <4>[  109.022162]  r6:c1e00000 r5:00000001 r4:c20a7068

 2859 12:17:06.929884  <4>[  109.027054] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 2860 12:17:06.930077  <4>[  109.035678] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 2861 12:17:24.724388  # Segmentation fault

 2862 12:17:24.740368  #

 2863 12:17:24.756260  not ok 36 selftests: lkdtm: EXEC_NULL.sh # TIMEOUT 45 seconds

 2864 12:17:24.772210  # selftests: lkdtm: ACCESS_USERSPACE.sh

 2865 12:17:25.078013  <6>[  127.163111] lkdtm: Performing direct entry ACCESS_USERSPACE

 2866 12:17:25.078139  <6>[  127.169200] lkdtm: attempting bad read at b6eff000

 2867 12:17:25.078201  <1>[  127.174298] 8<--- cut here ---

 2868 12:17:25.078251  <1>[  127.177625] Unhandled fault: page domain fault (0x01b) at 0xb6eff000

 2869 12:17:25.078299  <1>[  127.184250] pgd = fcad941e

 2870 12:17:25.078347  <1>[  127.187227] [b6eff000] *pgd=4949f831

 2871 12:17:25.078395  <0>[  127.191096] Internal error: : 1b [#10] SMP ARM

 2872 12:17:25.121262  <4>[  127.195825] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2873 12:17:25.121381  <4>[  127.228448] CPU: 0 PID: 2287 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2874 12:17:25.121437  <4>[  127.236476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2875 12:17:25.121484  <4>[  127.243307] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2876 12:17:25.164744  <4>[  127.248821] LR is at 0x0

 2877 12:17:25.164907  <4>[  127.251641] pc : [<c0c5a5b4>]    lr : [<00000000>]    psr: 60080013

 2878 12:17:25.164979  <4>[  127.258192] sp : c421de38  ip : 00000027  fp : c421de64

 2879 12:17:25.165025  <4>[  127.263702] r10: 00000011  r9 : c1ad71c8  r8 : c15ec020

 2880 12:17:25.165099  <4>[  127.269212] r7 : c421df60  r6 : 00000051  r5 : c421c000  r4 : b6eff000

 2881 12:17:25.165177  <4>[  127.276023] r3 : e7b624d7  r2 : e7b624d7  r1 : ef7815e4  r0 : 00000026

 2882 12:17:25.165221  <4>[  127.282838] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2883 12:17:25.208148  <4>[  127.290259] Control: 10c5387d  Table: 164c004a  DAC: 00000051

 2884 12:17:25.208276  <0>[  127.296291] Process cat (pid: 2287, stack limit = 0x755abbd0)

 2885 12:17:25.208346  <0>[  127.302323] Stack: (0xc421de38 to 0xc421e000)

 2886 12:17:25.208391  <0>[  127.306970] de20:                                                       00000022 00000000

 2887 12:17:25.208434  <0>[  127.315445] de40: 00000000 e7b624d7 c421de6c 00000026 c4185000 00000011 c421de74 c421de68

 2888 12:17:25.208476  <0>[  127.323916] de60: c0c595cc c0c5a4ac c421de9c c421de78 c0c59acc c0c595ac c0c599ac c4351cc0

 2889 12:17:25.251361  <0>[  127.332387] de80: b6dc4000 00000011 c3022c00 c421df60 c421dec4 c421dea0 c07e29dc c0c599b8

 2890 12:17:25.251496  <0>[  127.340857] dea0: 00000000 c4351cc0 b6dc4000 c290d000 c421df60 c07e2978 c421df5c c421dec8

 2891 12:17:25.251550  <0>[  127.349327] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c421c000

 2892 12:17:25.251596  <0>[  127.357797] dee0: b6dc4000 00020000 00000004 00000011 0001ffef c421dee0 00000001 b6dc3000

 2893 12:17:25.251640  <0>[  127.366266] df00: c4322140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2894 12:17:25.294616  <0>[  127.374736] df20: 00000000 00000000 c13e1980 e7b624d7 c206c1a0 c4351cc0 c4351cc0 c421c000

 2895 12:17:25.294743  <0>[  127.383207] df40: b6dc4000 00000000 00000000 00000004 c421df94 c421df60 c059c9b0 c059c304

 2896 12:17:25.294798  <0>[  127.391677] df60: 00000000 00000000 c421dfac e7b624d7 00000011 00000011 7ff00000 00000004

 2897 12:17:25.294843  <0>[  127.400147] df80: c03002e4 c421c000 c421dfa4 c421df98 c059ca40 c059c948 00000000 c421dfa8

 2898 12:17:25.294886  <0>[  127.408616] dfa0: c03000c0 c059ca34 00000011 00000011 00000001 b6dc4000 00000011 00000001

 2899 12:17:25.337960  <0>[  127.417087] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6dc4000 00020000 004bfe38

 2900 12:17:25.338081  <0>[  127.425556] dfe0: 00000004 bee617e8 b6e8a33b b6e03616 60080030 00000001 00000000 00000000

 2901 12:17:25.338147  <0>[  127.434011] Backtrace: 

 2902 12:17:25.338197  <0>[  127.436776] [<c0c5a4a0>] (lkdtm_ACCESS_USERSPACE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2903 12:17:25.338246  <0>[  127.445768]  r6:00000011 r5:c4185000 r4:00000026

 2904 12:17:25.338295  <0>[  127.450684] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2905 12:17:25.381403  <0>[  127.458996] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2906 12:17:25.381550  <0>[  127.467209]  r9:c421df60 r8:c3022c00 r7:00000011 r6:b6dc4000 r5:c4351cc0 r4:c0c599ac

 2907 12:17:25.381614  <0>[  127.475261] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2908 12:17:25.381661  <0>[  127.483385]  r9:c07e2978 r8:c421df60 r7:c290d000 r6:b6dc4000 r5:c4351cc0 r4:00000000

 2909 12:17:25.381705  <0>[  127.491426] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 2910 12:17:25.381748  <0>[  127.498855]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c421c000 r5:c4351cc0

 2911 12:17:25.381790  <0>[  127.506966]  r4:c4351cc0

 2912 12:17:25.424844  <0>[  127.509795] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 2913 12:17:25.424976  <0>[  127.517224]  r9:c421c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011

 2914 12:17:25.425045  <0>[  127.525265] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 2915 12:17:25.425098  <0>[  127.533118] Exception stack(0xc421dfa8 to 0xc421dff0)

 2916 12:17:25.425162  <0>[  127.538462] dfa0:                   00000011 00000011 00000001 b6dc4000 00000011 00000001

 2917 12:17:25.456214  <0>[  127.546934] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6dc4000 00020000 004bfe38

 2918 12:17:25.456342  <0>[  127.555397] dfe0: 00000004 bee617e8 b6e8a33b b6e03616

 2919 12:17:25.456413  <0>[  127.560741] Code: e1a01004 e30800ec e34c01ad eb1d9be0 (e5943000) 

 2920 12:17:25.456465  <4>[  127.567130] ---[ end trace 1286819e0a8ce1ce ]---

 2921 12:17:25.456511  # Segmentation fault

 2922 12:17:25.604774  # [  127.163111] lkdtm: Performing direct entry ACCESS_USERSPACE

 2923 12:17:25.604907  # [  127.169200] lkdtm: attempting bad read at b6eff000

 2924 12:17:25.604963  # [  127.174298] 8<--- cut here ---

 2925 12:17:25.605010  # [  127.177625] Unhandled fault: page domain fault (0x01b) at 0xb6eff000

 2926 12:17:25.605053  # [  127.184250] pgd = fcad941e

 2927 12:17:25.605094  # [  127.187227] [b6eff000] *pgd=4949f831

 2928 12:17:25.605144  # [  127.191096] Internal error: : 1b [#10] SMP ARM

 2929 12:17:25.648037  # [  127.195825] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2930 12:17:25.648167  # [  127.228448] CPU: 0 PID: 2287 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2931 12:17:25.648246  # [  127.236476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2932 12:17:25.648297  # [  127.243307] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c

 2933 12:17:25.691052  # [  127.248821] LR is at 0x0

 2934 12:17:25.691196  # [  127.251641] pc : [<c0c5a5b4>]    lr : [<00000000>]    psr: 60080013

 2935 12:17:25.691267  # [  127.258192] sp : c421de38  ip : 00000027  fp : c421de64

 2936 12:17:25.691319  # [  127.263702] r10: 00000011  r9 : c1ad71c8  r8 : c15ec020

 2937 12:17:25.691368  # [  127.269212] r7 : c421df60  r6 : 00000051  r5 : c421c000  r4 : b6eff000

 2938 12:17:25.691414  # [  127.276023] r3 : e7b624d7  r2 : e7b624d7  r1 : ef7815e4  r0 : 00000026

 2939 12:17:25.691460  # [  127.282838] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2940 12:17:25.734053  # [  127.290259] Control: 10c5387d  Table: 164c004a  DAC: 00000051

 2941 12:17:25.734184  # [  127.296291] Process cat (pid: 2287, stack limit = 0x755abbd0)

 2942 12:17:25.734249  # [  127.302323] Stack: (0xc421de38 to 0xc421e000)

 2943 12:17:25.734300  # [  127.306970] de20:                                                       00000022 00000000

 2944 12:17:25.734346  # [  127.315445] de40: 00000000 e7b624d7 c421de6c 00000026 c4185000 00000011 c421de74 c421de68

 2945 12:17:25.734393  # [  127.323916] de60: c0c595cc c0c5a4ac c421de9c c421de78 c0c59acc c0c595ac c0c599ac c4351cc0

 2946 12:17:25.777098  # [  127.332387] de80: b6dc4000 00000011 c3022c00 c421df60 c421dec4 c421dea0 c07e29dc c0c599b8

 2947 12:17:25.777218  # [  127.340857] dea0: 00000000 c4351cc0 b6dc4000 c290d000 c421df60 c07e2978 c421df5c c421dec8

 2948 12:17:25.777283  # [  127.349327] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c421c000

 2949 12:17:25.777334  # [  127.357797] dee0: b6dc4000 00020000 00000004 00000011 0001ffef c421dee0 00000001 b6dc3000

 2950 12:17:25.777382  # [  127.366266] df00: c4322140 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2951 12:17:25.820195  # [  127.374736] df20: 00000000 00000000 c13e1980 e7b624d7 c206c1a0 c4351cc0 c4351cc0 c421c000

 2952 12:17:25.820334  # [  127.383207] df40: b6dc4000 00000000 00000000 00000004 c421df94 c421df60 c059c9b0 c059c304

 2953 12:17:25.820388  # [  127.391677] df60: 00000000 00000000 c421dfac e7b624d7 00000011 00000011 7ff00000 00000004

 2954 12:17:25.820433  # [  127.400147] df80: c03002e4 c421c000 c421dfa4 c421df98 c059ca40 c059c948 00000000 c421dfa8

 2955 12:17:25.820475  # [  127.408616] dfa0: c03000c0 c059ca34 00000011 00000011 00000001 b6dc4000 00000011 00000001

 2956 12:17:25.820516  # [  127.417087] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6dc4000 00020000 004bfe38

 2957 12:17:25.863322  # [  127.425556] dfe0: 00000004 bee617e8 b6e8a33b b6e03616 60080030 00000001 00000000 00000000

 2958 12:17:25.863458  # [  127.434011] Backtrace: 

 2959 12:17:25.863510  # [  127.436776] [<c0c5a4a0>] (lkdtm_ACCESS_USERSPACE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 2960 12:17:25.863556  # [  127.445768]  r6:00000011 r5:c4185000 r4:00000026

 2961 12:17:25.863599  # [  127.450684] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 2962 12:17:25.863640  # [  127.458996] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 2963 12:17:25.906494  # [  127.467209]  r9:c421df60 r8:c3022c00 r7:00000011 r6:b6dc4000 r5:c4351cc0 r4:c0c599ac

 2964 12:17:25.906625  # [  127.475261] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 2965 12:17:25.906685  # [  127.483385]  r9:c07e2978 r8:c421df60 r7:c290d000 r6:b6dc4000 r5:c4351cc0 r4:00000000

 2966 12:17:25.906733  # [  127.491426] [<c059<6>[  128.012252] lkdtm: Performing direct entry ACCESS_NULL

 2967 12:17:25.906777  c2f8>] (vfs_write) from [<c059c9b<6>[  128.020262] lkdtm: attempting bad read at 00000000

 2968 12:17:25.906819  0>] (ksys_write+0x74/0xec)

 2969 12:17:25.906862  # [  <1>[  128.028052] 8<--- cut here ---

 2970 12:17:25.949894  127.498855]  r10:00000004 r9:0000<1>[  128.034260] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 2971 12:17:25.950018  0000 r8:00000000 r7:b6dc4000 r6:c<1>[  128.045640] pgd = b3b1c5ed

 2972 12:17:25.950080  421c000 r5:c4351cc0

 2973 12:17:25.950130  # [  127.506<1>[  128.051401] [00000000] *pgd=00000000

 2974 12:17:25.950177  966]  r4:c4351cc0

 2975 12:17:25.950224  # [  127.50979<0>[  128.058097] Internal error: Oops: 5 [#11] SMP ARM

 2976 12:17:25.993159  <4>[  128.065890] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 2977 12:17:25.993289  <4>[  128.098243] CPU: 0 PID: 2363 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 2978 12:17:25.993376  <4>[  128.106253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 2979 12:17:25.993425  <4>[  128.113058] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 2980 12:17:25.993474  <4>[  128.117944] LR is at 0x0

 2981 12:17:26.036352  <4>[  128.120745] pc : [<c13cc654>]    lr : [<00000000>]    psr: 60080013

 2982 12:17:26.036493  <4>[  128.127278] sp : c4605e50  ip : 00000027  fp : c4605e64

 2983 12:17:26.036559  <4>[  128.132768] r10: 0000000c  r9 : c1ad71dc  r8 : c15ec020

 2984 12:17:26.036607  <4>[  128.138260] r7 : c4605f60  r6 : 0000000c  r5 : c46d7000  r4 : 00000000

 2985 12:17:26.036653  <4>[  128.145053] r3 : f63655b5  r2 : f63655b5  r1 : ef7815e4  r0 : 00000026

 2986 12:17:26.036697  <4>[  128.151848] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 2987 12:17:26.036742  <4>[  128.159249] Control: 10c5387d  Table: 147d804a  DAC: 00000051

 2988 12:17:26.079492  <0>[  128.165264] Process cat (pid: 2363, stack limit = 0xb1d180bf)

 2989 12:17:26.079613  <0>[  128.171277] Stack: (0xc4605e50 to 0xc4606000)

 2990 12:17:26.079672  <0>[  128.175904] 5e40:                                     00000027 c46d7000 c4605e74 c4605e68

 2991 12:17:26.079723  <0>[  128.184350] 5e60: c0c595cc c13cc638 c4605e9c c4605e78 c0c59acc c0c595ac c0c599ac c4350280

 2992 12:17:26.079772  <0>[  128.192796] 5e80: b6e35000 0000000c c3022c00 c4605f60 c4605ec4 c4605ea0 c07e29dc c0c599b8

 2993 12:17:26.122648  <0>[  128.201243] 5ea0: 00000000 c4350280 b6e35000 c290d000 c4605f60 c07e2978 c4605f5c c4605ec8

 2994 12:17:26.122809  <0>[  128.209690] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4604000

 2995 12:17:26.122869  <0>[  128.218140] 5ee0: b6e35000 00020000 00000004 0000000c 0001fff4 c4605ee0 00000001 b6e34000

 2996 12:17:26.122917  <0>[  128.226586] 5f00: c602c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 2997 12:17:26.122967  <0>[  128.235033] 5f20: 00000000 00000000 c13e1980 f63655b5 c206c1a0 c4350280 c4350280 c4604000

 2998 12:17:26.165901  <0>[  128.243478] 5f40: b6e35000 00000000 00000000 00000004 c4605f94 c4605f60 c059c9b0 c059c304

 2999 12:17:26.166035  <0>[  128.251924] 5f60: 00000000 00000000 c4605fac f63655b5 0000000c 0000000c 7ff00000 00000004

 3000 12:17:26.166088  <0>[  128.260370] 5f80: c03002e4 c4604000 c4605fa4 c4605f98 c059ca40 c059c948 00000000 c4605fa8

 3001 12:17:26.166140  <0>[  128.268816] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e35000 0000000c 00000001

 3002 12:17:26.166187  <0>[  128.277261] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e35000 00020000 0046fe38

 3003 12:17:26.166234  <0>[  128.285708] 5fe0: 00000004 bea567e8 b6efb33b b6e74616 60080030 00000001 00000000 00000000

 3004 12:17:26.209160  <0>[  128.294148] Backtrace: 

 3005 12:17:26.209262  <0>[  128.296878] [<c13cc62c>] (lkdtm_ACCESS_NULL) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3006 12:17:26.209326  <0>[  128.305411]  r5:c46d7000 r4:00000027

 3007 12:17:26.209376  <0>[  128.309261] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3008 12:17:26.209424  <0>[  128.317542] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3009 12:17:26.209471  <0>[  128.325730]  r9:c4605f60 r8:c3022c00 r7:0000000c r6:b6e35000 r5:c4350280 r4:c0c599ac

 3010 12:17:26.252396  <0>[  128.333751] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3011 12:17:26.252496  <0>[  128.341852]  r9:c07e2978 r8:c4605f60 r7:c290d000 r6:b6e35000 r5:c4350280 r4:00000000

 3012 12:17:26.252549  <0>[  128.349866] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3013 12:17:26.252594  <0>[  128.357270]  r10:00000004 r9:00000000 r8:00000000 r7:b6e35000 r6:c4604000 r5:c4350280

 3014 12:17:26.252638  <0>[  128.365363]  r4:c4350280

 3015 12:17:26.252693  <0>[  128.368169] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3016 12:17:26.295586  <0>[  128.375574]  r9:c4604000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c

 3017 12:17:26.295692  <0>[  128.383590] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3018 12:17:26.295758  <0>[  128.391424] Exception stack(0xc4605fa8 to 0xc4605ff0)

 3019 12:17:26.295803  <0>[  128.396744] 5fa0:                   0000000c 0000000c 00000001 b6e35000 0000000c 00000001

 3020 12:17:26.295847  <0>[  128.405190] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e35000 00020000 0046fe38

 3021 12:17:26.295889  <0>[  128.413634] 5fe0: 00000004 bea567e8 b6efb33b b6e74616

 3022 12:17:26.338625  <0>[  128.418955] Code: e30800ec e34c01ad e1a01004 ebffd3b8 (e5945000) 

 3023 12:17:26.338728  5] [<c059c93c>] (ksys_write) from<4>[  128.425384] ---[ end trace 1286819e0a8ce1cf ]---

 3024 12:17:26.338785   [<c059ca40>] (sys_write+0x18/0x1c)

 3025 12:17:26.338833  # [  127.517224]  r9:c421c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011

 3026 12:17:26.338879  # [  127.525265] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3027 12:17:26.338931  # [  127.533118] Exception stack(0xc421dfa8 to 0xc421dff0)

 3028 12:17:26.338976  # [  127.538462] dfa0:                   00000011 00000011 00000001 b6dc4000 00000011 00000001

 3029 12:17:26.386611  # [  127.546934] dfc0: 00000011 00000011 7ff00000 00000004 00000001 b6dc4000 00020000 004bfe38

 3030 12:17:26.386710  # [  127.555397] dfe0: 00000004 bee617e8 b6e8a33b b6e03616

 3031 12:17:26.386764  # [  127.560741] Code: e1a01004 e30800ec e34c01ad eb1d9be0 (e5943000) 

 3032 12:17:26.386812  # [  127.567130] ---[ end trace 1286819e0a8ce1ce ]---

 3033 12:17:26.386856  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]

 3034 12:17:26.386898  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1

 3035 12:17:26.386940  # selftests: lkdtm: ACCESS_NULL.sh

 3036 12:17:26.386981  # Segmentation fault

 3037 12:17:26.461760  # [  128.012252] lkdtm: Performing direct entry ACCESS_NULL

 3038 12:17:26.461889  # [  128.020262] lkdtm: attempting bad read at 00000000

 3039 12:17:26.461942  # [  128.028052] 8<--- cut here ---

 3040 12:17:26.461986  # [  128.034260] Unable to handle kernel NULL pointer dereference at virtual address 00000000

 3041 12:17:26.462029  # [  128.045640] pgd = b3b1c5ed

 3042 12:17:26.462071  # [  128.051401] [00000000] *pgd=00000000

 3043 12:17:26.462113  # [  128.058097] Internal error: Oops: 5 [#11] SMP ARM

 3044 12:17:26.504919  # [  128.065890] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3045 12:17:26.505057  # [  128.098243] CPU: 0 PID: 2363 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3046 12:17:26.505122  # [  128.106253] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3047 12:17:26.505173  # [  128.113058] PC is at lkdtm_ACCESS_NULL+0x28/0x68

 3048 12:17:26.505221  # [  128.117944] LR is at 0x0

 3049 12:17:26.547940  # [  128.120745] pc : [<c13cc654>]    lr : [<00000000>]    psr: 60080013

 3050 12:17:26.548101  # [  128.127278] sp : c4605e50  ip : 00000027  fp : c4605e64

 3051 12:17:26.548172  # [  128.132768] r10: 0000000c  r9 : c1ad71dc  r8 : c15ec020

 3052 12:17:26.548227  # [  128.138260] r7 : c4605f60  r6 : 0000000c  r5 : c46d7000  r4 : 00000000

 3053 12:17:26.548278  # [  128.145053] r3 : f63655b5  r2 : f63655b5  r1 : ef7815e4  r0 : 00000026

 3054 12:17:26.548334  # [  128.151848] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3055 12:17:26.548387  # [  128.159249] Control: 10c5387d  Table: 147d804a  DAC: 00000051

 3056 12:17:26.590909  # [  128.165264] Process cat (pid: 2363, stack limit = 0xb1d180bf)

 3057 12:17:26.591040  # [  128.171277] Stack: (0xc4605e50 to 0xc4606000)

 3058 12:17:26.591093  # [  128.175904] 5e40:                                     00000027 c46d7000 c4605e74 c4605e68

 3059 12:17:26.591147  # [  128.184350] 5e60: c0c595cc c13cc638 c4605e9c c4605e78 c0c59acc c0c595ac c0c599ac c4350280

 3060 12:17:26.591195  # [  128.192796] 5e80: b6e35000 0000000c c3022c00 c4605f60 c4605ec4 c4605ea0 c07e29dc c0c599b8

 3061 12:17:26.591241  # [  128.201243] 5ea0: 00000000 c4350280 b6e35000 c290d000 c4605f60 c07e2978 c4605f5c c4605ec8

 3062 12:17:26.634066  # [  128.209690] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4604000

 3063 12:17:26.634197  # [  128.218140] 5ee0: b6e35000 00020000 00000004 0000000c 0001fff4 c4605ee0 00000001 b6e34000

 3064 12:17:26.634265  # [  128.226586] 5f00: c602c8c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3065 12:17:26.634317  # [  128.235033] 5f20: 00000000 00000000 c13e1980 f63655b5 c206c1a0 c4350280 c4350280 c4604000

 3066 12:17:26.634366  # [  128.243478] 5f40: b6e35000 00000000 00000000 00000004 c4605f94 c4605f60 c059c9b0 c059c304

 3067 12:17:26.677250  # [  128.251924] 5f60: 00000000 00000000 c4605fac f63655b5 0000000c 0000000c 7ff00000 00000004

 3068 12:17:26.677463  # [  128.260370] 5f80: c03002e4 c4604000 c4605fa4 c4605f98 c059ca40 c059c948 00000000 c4605fa8

 3069 12:17:26.677564  # [  128.268816] 5fa0: c03000c0 c059ca34 0000000c 0000000c 00000001 b6e35000 0000000c 00000001

 3070 12:17:26.677648  # [  128.277261] 5fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e35000 00020000 0046fe38

 3071 12:17:26.677733  # [  128.285708] 5fe0: 00000004 bea567e8 b6efb33b b6e74616 60080030 00000001 00000000 00000000

 3072 12:17:26.677812  # [  128.294148] Backtrace: 

 3073 12:17:26.720200  # [  128.296878] [<c13cc62c>] (lkdtm_ACCESS_NULL) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3074 12:17:26.720337  # [  128.305411]  r5:c46d7000 r4:00000027

 3075 12:17:26.720396  # [  128.309261] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3076 12:17:26.720447  # [  128.317542] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3077 12:17:26.720494  # [  128.325730]  r9:c4605f60 r8:c3022c00 r7:0000000c r6:b6e35000 r5:c4350280 r4:c0c599ac

 3078 12:17:26.720540  # [  128.333751] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3079 12:17:26.763414  # [  128.341852]  r9:c07e2978 r8:c4605f60 r7:c290d000 r6:b6e35000 r5:c4350280 r4:00000000

 3080 12:17:26.763544  # [  128.349866] [<c059<6>[  128.856736] lkdtm: Performing direct entry WRITE_RO

 3081 12:17:26.763608  c2f8>] (vfs_write) from [<c059c9b<6>[  128.863185] lkdtm: attempting bad rodata write at c15ec2b8

 3082 12:17:26.763654  0>] (ksys_write+0x74/0xec)

 3083 12:17:26.763698  # [  <1>[  128.871799] 8<--- cut here ---

 3084 12:17:26.763740  128.357270]  r1<01>:[0 0 0102080.877917] Unable to handle kernel paging request at virtual address c15ec2b8

 3085 12:17:26.763790  4 r9:000<010>0[0 0  1r288:.080807396] pgd = 6c784f5a

 3086 12:17:26.806427  0000 r7:b6e35000 r6:c46040<010> [  128.892101] [c15ec2b8] *pgd=1141941e(bad)

 3087 12:17:26.806544  5:c4350280

 3088 12:17:26.806600  # [  1<208>.[3 6 51328.898893] Internal error: Oops: 80d [#12] SMP ARM

 3089 12:17:26.806646  3]  r4:c4350280

 3090 12:17:26.849556  # [  128.368169]<4>[  128.906196] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3091 12:17:26.849664   [<c059c93c>] (ksy<s4_>w[r i t1e28.941197] CPU: 1 PID: 2438 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3092 12:17:26.849718   from [<c059<c4a>4[0 > ]1 2(8s.y951365] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3093 12:17:26.849763  _write+0x18/0x1c)

 3094 12:17:26.849805  # [  128.<347>[  128.960074] PC is at lkdtm_WRITE_RO+0x44/0x50

 3095 12:17:26.849847  574]  r9:c4604000 r8:c<043>0[0  228.967287] LR is at __irq_work_queue_local+0x40/0x74

 3096 12:17:26.892709  e4 r7:00000004< 4r>6[: 7 f1f2080.974851] pc : [<c13cc470>]    lr : [<c049e128>]    psr: 60080013

 3097 12:17:26.892816  00 r5:000<040>0[0 c  1r248:.09080370] sp : c4605e50  ip : c4605d58  fp : c4605e64

 3098 12:17:26.892870  0000c

 3099 12:17:26.892916  # <[4 > [1 2 81.2388.93950590] r10: 00000009  r9 : c1ad71e8  r8 : c15ec020

 3100 12:17:26.892961  0] [<c059ca<248>>[]   (1s2y8s._9w7812] r7 : c4605f60  r6 : 00000009  r5 : c63d4000  r4 : c15ec2b8

 3101 12:17:26.893012  rite) fro<m4 >[[< c 0132090.00c00419] r3 : 0198b861  r2 : aa55aa55  r1 : ef7965e0  r0 : c1ad7fec

 3102 12:17:26.935886  >] (ret_fast_s<y4s>c[a  l1l2+90.x14943] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3103 12:17:26.936009  0/0x28)

 3104 12:17:26.936086  # [ < 41>2[8 . 3192194.224246] Control: 10c5387d  Table: 1661404a  DAC: 00000051

 3105 12:17:26.936138  4] Exceptio<n0 >s[t a c1k2(90.x0c2160] Process cat (pid: 2438, stack limit = 0xb1d180bf)

 3106 12:17:26.936205  4605fa8 to <00x>c[ 4 610259f.f0039987] Stack: (0xc4605e50 to 0xc4606000)

 3107 12:17:26.936256  

 3108 12:17:26.936309  # [  128.396744] 5<f0a>0[:   1 9.046430] 5e40:                                     00000028 c63d4000 c4605e74 c4605e68

 3109 12:17:26.978933                 < 0 >0[0 0 0102090057035] 5e60: c0c595cc c13cc438 c4605e9c c4605e78 c0c59acc c0c595ac c0c599ac c62be640

 3110 12:17:26.979038  c 0000000c 0000<000>0[1   b162e93067468] 5e80: b6e87000 00000009 c3022c00 c4605f60 c4605ec4 c4605ea0 c07e29dc c0c599b8

 3111 12:17:26.979099  5000 0000000c 00<000>0[0 0 11

 3112 12:17:26.979159  2

 3113 12:17:26.979213  9.077900] 5ea0: 00000000 c62be640 b6e87000 c290d000 c4605f60 c07e2978 c4605f5c c4605ec8

 3114 12:17:26.979261   [  128.405190] 5f<c00>:[   01020.088421] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4604000

 3115 12:17:27.022131  0000c 0000000c 7ff<000>0[0 0  1029.098938] 5ee0: b6e87000 00020000 00000004 00000009 0001fff7 c4605ee0 00000001 b6e86000

 3116 12:17:27.022240  000004 0000000<10 >b[6 e 3152090.109541] 5f00: c467b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3117 12:17:27.022304   00020000 0046fe38<

 3118 12:17:27.022352  0

 3119 12:17:27.022398  >#[  [  1 29.119974] 5f20: 00000000 00000000 c13e1980 7b26c88c c206c1a0 c62be640 c62be640 c4604000

 3120 12:17:27.022445  28.413634] 5fe0:<0 >0[0 0 0102090130578] 5f40: b6e87000 00000000 00000000 00000004 c4605f94 c4605f60 c059c9b0 c059c304

 3121 12:17:27.065178  4 bea567e8 b6efb3<30b> [b 6 e1729.141012] 5f60: 00000000 00000000 c4605fac 7b26c88c 00000009 00000009 7ff00000 00000004

 3122 12:17:27.065278  616

 3123 12:17:27.065330  # [  128.4189<505>][  C o1d29.151530] 5f80: c03002e4 c4604000 c4605fa4 c4605f98 c059ca40 c059c948 00000000 c4605fa8

 3124 12:17:27.065376  : e30800ec e34c<001>a[d   e112a90162134] 5fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e87000 00000009 00000001

 3125 12:17:27.065420  1004 ebffd3b8 (e5<904>5[0 0 01)2 .172567] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e87000 00020000 0041fe38

 3126 12:17:27.065464  

 3127 12:17:27.065505  # [  128.42538<40]> [-  -1-2[9 183085] 5fe0: 00000004 bec767e8 b6f4d33b b6ec6616 60080030 00000001 00000000 00000000

 3128 12:17:27.108341  end trace 12868<109>e[0 a 81c2e91193510] Backtrace: 

 3129 12:17:27.108464  cf ]---

 3130 12:17:27.108518  # ACCESS_NULL: miss<i0n>[  129.198227] [<c13cc42c>] (lkdtm_WRITE_RO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3131 12:17:27.108565   'call trace:': <[0F>A[I L ]1

 3132 12:17:27.108609  2

 3133 12:17:27.108653  9.209083]  r5:c63d4000 r4:00000028

 3134 12:17:27.108699  ot ok 38 selftests: <l0k>d[t m :129.215004] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3135 12:17:27.108744  ACCESS_NULL.sh # exit=1

 3136 12:17:27.108793  #< 0s>e[  129.225527] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3137 12:17:27.151542  ftests: lkdtm: WR<I0T>E[_ R O1.2s.236213]  r9:c4605f60 r8:c3022c00 r7:00000009 r6:b6e87000 r5:c62be640 r4:c0c599ac

 3138 12:17:27.151666  h

 3139 12:17:27.151719  <0>[  129.246304] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3140 12:17:27.151767  <0>[  129.254645]  r9:c07e2978 r8:c4605f60 r7:c290d000 r6:b6e87000 r5:c62be640 r4:00000000

 3141 12:17:27.151810  <0>[  129.262658] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3142 12:17:27.151861  <0>[  129.270063]  r10:00000004 r9:00000000 r8:00000000 r7:b6e87000 r6:c4604000 r5:c62be640

 3143 12:17:27.194711  <0>[  129.278157]  r4:c62be640

 3144 12:17:27.194826  <0>[  129.280961] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3145 12:17:27.194880  <0>[  129.288366]  r9:c4604000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009

 3146 12:17:27.194926  <0>[  129.296384] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3147 12:17:27.194969  <0>[  129.304220] Exception stack(0xc4605fa8 to 0xc4605ff0)

 3148 12:17:27.195012  <0>[  129.309541] 5fa0:                   00000009 00000009 00000001 b6e87000 00000009 00000001

 3149 12:17:27.226338  <0>[  129.317988] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e87000 00020000 0041fe38

 3150 12:17:27.226456  <0>[  129.326432] 5fe0: 00000004 bec767e8 b6f4d33b b6ec6616

 3151 12:17:27.226522  <0>[  129.331753] Code: e34a3bcd e3070fec e34c01ad e0233002 (e5843000) 

 3152 12:17:27.226571  <4>[  129.338118] ---[ end trace 1286819e0a8ce1d0 ]---

 3153 12:17:27.226616  # Segmentation fault

 3154 12:17:27.372955  # [  128.856736] lkdtm: Performing direct entry WRITE_RO

 3155 12:17:27.373093  # [  128.863185] lkdtm: attempting bad rodata write at c15ec2b8

 3156 12:17:27.373162  # [  128.871799] 8<--- cut here ---

 3157 12:17:27.373212  # [  128.877917] Unable to handle kernel paging request at virtual address c15ec2b8

 3158 12:17:27.373261  # [  128.887396] pgd = 6c784f5a

 3159 12:17:27.373307  # [  128.892101] [c15ec2b8] *pgd=1141941e(bad)

 3160 12:17:27.373354  # [  128.898893] Internal error: Oops: 80d [#12] SMP ARM

 3161 12:17:27.416046  # [  128.906196] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3162 12:17:27.416173  # [  128.941197] CPU: 1 PID: 2438 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3163 12:17:27.416230  # [  128.951365] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3164 12:17:27.416275  # [  128.960074] PC is at lkdtm_WRITE_RO+0x44/0x50

 3165 12:17:27.459069  # [  128.967287] LR is at __irq_work_queue_local+0x40/0x74

 3166 12:17:27.459198  # [  128.974851] pc : [<c13cc470>]    lr : [<c049e128>]    psr: 60080013

 3167 12:17:27.459273  # [  128.983370] sp : c4605e50  ip : c4605d58  fp : c4605e64

 3168 12:17:27.459322  # [  128.990590] r10: 00000009  r9 : c1ad71e8  r8 : c15ec020

 3169 12:17:27.459386  # [  128.997812] r7 : c4605f60  r6 : 00000009  r5 : c63d4000  r4 : c15ec2b8

 3170 12:17:27.459438  # [  129.006419] r3 : 0198b861  r2 : aa55aa55  r1 : ef7965e0  r0 : c1ad7fec

 3171 12:17:27.459491  # [  129.014943] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3172 12:17:27.502027  # [  129.024246] Control: 10c5387d  Table: 1661404a  DAC: 00000051

 3173 12:17:27.502139  # [  129.032160] Process cat (pid: 2438, stack limit = 0xb1d180bf)

 3174 12:17:27.502199  # [  129.039987] Stack: (0xc4605e50 to 0xc4606000)

 3175 12:17:27.502249  # [  129.046430] 5e40:                                     00000028 c63d4000 c4605e74 c4605e68

 3176 12:17:27.502298  # [  129.057035] 5e60: c0c595cc c13cc438 c4605e9c c4605e78 c0c59acc c0c595ac c0c599ac c62be640

 3177 12:17:27.502344  # [  129.067468] 5e80: b6e87000 00000009 c3022c00 c4605f60 c4605ec4 c4605ea0 c07e29dc c0c599b8

 3178 12:17:27.545139  # [  129.077900] 5ea0: 00000000 c62be640 b6e87000 c290d000 c4605f60 c07e2978 c4605f5c c4605ec8

 3179 12:17:27.545274  # [  129.088421] 5ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c4604000

 3180 12:17:27.545345  # [  129.098938] 5ee0: b6e87000 00020000 00000004 00000009 0001fff7 c4605ee0 00000001 b6e86000

 3181 12:17:27.545405  # [  129.109541] 5f00: c467b7c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3182 12:17:27.545463  # [  129.119974] 5f20: 00000000 00000000 c13e1980 7b26c88c c206c1a0 c62be640 c62be640 c4604000

 3183 12:17:27.588306  # [  129.130578] 5f40: b6e87000 00000000 00000000 00000004 c4605f94 c4605f60 c059c9b0 c059c304

 3184 12:17:27.588413  # [  129.141012] 5f60: 00000000 00000000 c4605fac 7b26c88c 00000009 00000009 7ff00000 00000004

 3185 12:17:27.588464  # [  129.151530] 5f80: c03002e4 c4604000 c4605fa4 c4605f98 c059ca40 c059c948 00000000 c4605fa8

 3186 12:17:27.588509  # [  129.162134] 5fa0: c03000c0 c059ca34 00000009 00000009 00000001 b6e87000 00000009 00000001

 3187 12:17:27.588552  # [  129.172567] 5fc0: 00000009 00000009 7ff00000 00000004 00000001 b6e87000 00020000 0041fe38

 3188 12:17:27.631344  # [  129.183085] 5fe0: 00000004 bec767e8 b6f4d33b b6ec6616 60080030 00000001 00000000 00000000

 3189 12:17:27.631473  # [  129.193510] Backtrace: 

 3190 12:17:27.631538  # [  129.198227] [<c13cc42c>] (lkdtm_WRITE_RO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3191 12:17:27.631588  # [  129.209083]  r5:c63d4000 r4:00000028

 3192 12:17:27.631632  # [  129.215004] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3193 12:17:27.631680  # [  129.225527] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3194 12:17:27.631723  # [  129.236213]  r9:c4605f60 r8:c3022c00 r7:00000009 r6:b6e87000 r5:c62be640 r4:c0c599ac

 3195 12:17:27.674459  # [  129.246304] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3196 12:17:27.674569  # [  129.254645]  r9:c07e2978 r8:c4605f60 r7:c290d000 r6:b6e87000 r5:c6<6>[  129.769852] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3197 12:17:27.674643  2be640 r4:00000000

 3198 12:17:27.674711  #< 6[> [  1 229.778361] lkdtm: attempting bad ro_after_init write at c1b8ac74

 3199 12:17:27.674786  9.262658] [<c059c2f8>] (vfs_write<1>[  129.787166] 8<--- cut here ---

 3200 12:17:27.674830  ) from [<c059<c19>b[0 > ]1 2(9k.s93160] Unable to handle kernel paging request at virtual address c1b8ac74

 3201 12:17:27.717640  ys_write+0x74/0x<e1c>)[

 3202 12:17:27.717756   

 3203 12:17:27.717836   1#2 9[802554] pgd = 9e9dfd2a

 3204 12:17:27.717893    129.270063]  r10:00000004 r9:0<1>[  129.807518] [c1b8ac74] *pgd=11a1941e(bad)

 3205 12:17:27.717944  000000 r8:00000000 <r07>:[b 6 e189.814570] Internal error: Oops: 80d [#13] SMP ARM

 3206 12:17:27.718004  7000 r6:c4604000 r5:c62be640

 3207 12:17:27.760697  # [<4>[  129.821876] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3208 12:17:27.760825    129.278157]  r4:c62be<644>0[

 3209 12:17:27.760897   

 3210 12:17:27.760945  129.856880] CPU: 1 PID: 2513 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3211 12:17:27.760993  # [  129.280<946>1[]   [1<2c90.5867221] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3212 12:17:27.761039  c93c>] (ksys_write) from [<c059ca4>[  129.875933] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3213 12:17:27.803913  40>] (sys_write+0x18</40>x[1 c )129.884274] LR is at __irq_work_queue_local+0x40/0x74

 3214 12:17:27.804047  

 3215 12:17:27.804117  # [  129.288<346>6[]   1 2r99.:891839] pc : [<c13cc4e0>]    lr : [<c049e128>]    psr: 60080013

 3216 12:17:27.804176  4604000 r8:<c40>3[0 0 21e249 .r970274] sp : c62dde50  ip : c62ddd58  fp : c62dde64

 3217 12:17:27.804228  :00000004 r<64:>7[f f 0102090.09 7584] r10: 00000014  r9 : c1ad71f4  r8 : c15ec020

 3218 12:17:27.804277  r5:00000009 r<44:>[0 0 0102090.0914892] r7 : c62ddf60  r6 : 00000014  r5 : c63d4000  r4 : c1b8ac74

 3219 12:17:27.804329  

 3220 12:17:27.804380  # [  129.2<946>3[8 4 ]1 2[9<.c923588] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad7fec

 3221 12:17:27.847036  59ca28>] (sys_w<r4i>t[e )  1f2r9o932287] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3222 12:17:27.847143  m [<c03000c0>] <(4r>e[t _ f1a2s9t941680] Control: 10c5387d  Table: 15f2c04a  DAC: 00000051

 3223 12:17:27.847209  _syscall+0x0/<00x>2[8  )1

 3224 12:17:27.847268  2

 3225 12:17:27.847317  9#. 949681] Process cat (pid: 2513, stack limit = 0x6c11584e)

 3226 12:17:27.847367    129.304220] E<x0c>e[p t i1o2n9 957597] Stack: (0xc62dde50 to 0xc62de000)

 3227 12:17:27.847415  stack(0xc4605fa8 to< 00>x[c 4 6109.964214] de40:                                     00000029 c63d4000 c62dde74 c62dde68

 3228 12:17:27.847463  5ff0)

 3229 12:17:27.890149  # [  129.30<905>4[1 ]  1529.974822] de60: c0c595cc c13cc488 c62dde9c c62dde78 c0c59acc c0c595ac c0c599ac c60cc640

 3230 12:17:27.890276  a0:               < 0 > [  0 01029.985428] de80: b6e6f000 00000014 c3022c00 c62ddf60 c62ddec4 c62ddea0 c07e29dc c0c599b8

 3231 12:17:27.890349  0009 00000009 00000<000>1[  b 61e9.996037] dea0: 00000000 c60cc640 b6e6f000 c290d000 c62ddf60 c07e2978 c62ddf5c c62ddec8

 3232 12:17:27.890401  87000 00000009 0000<000>0[1 

 3233 12:17:27.890466   

 3234 12:17:27.890519  1#0.006643] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c62dc000

 3235 12:17:27.933233   [  129.317988] 5fc<00:> [0 0 0100.017252] dee0: b6e6f000 00020000 00000004 00000014 0001ffec c62ddee0 00000001 b6e6e000

 3236 12:17:27.933358  0009 00000009 7ff00<000>0[  0 0100.027859] df00: c602c500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3237 12:17:27.933436  00004 00000001 b6e87000 0<000>2[0 130.038467] df20: 00000000 00000000 c13e1980 6041a3d4 c206c1a0 c60cc640 c60cc640 c62dc000

 3238 12:17:27.933492  000 0041fe38

 3239 12:17:27.933545  # [ < 01>2[9 . 31230.049330] df40: b6e6f000 00000000 00000000 00000004 c62ddf94 c62ddf60 c059c9b0 c059c304

 3240 12:17:27.976409  432] 5fe0: 00000004 <b0e>c[7 6 7130.059937] df60: 00000000 00000000 c62ddfac 6041a3d4 00000014 00000014 7ff00000 00000004

 3241 12:17:27.976512  8 b6f4d33b b6ec6616<

 3242 12:17:27.976564  0

 3243 12:17:27.976611  >#[  [  1 0.070631] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c059ca40 c059c948 00000000 c62ddfa8

 3244 12:17:27.976654  129.331753] Cod<e0:> [e 3 41a330b081237] dfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e6f000 00000014 00000001

 3245 12:17:27.976700  cd e3070fec e34c01<a0d> [e 0 21330.091673] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e6f000 00020000 0047fe38

 3246 12:17:27.976742  002 (e5843000) 

 3247 12:17:28.019549  # <[0 > [1 2 91.0.102282] dfe0: 00000004 bec847e8 b6f3533b b6eae616 60080030 00000001 00000000 00000000

 3248 12:17:28.019665  338118] ---[ end <t0r>a[ c e1 310.112880] Backtrace: 

 3249 12:17:28.019738  86819e0a8ce1d0 ]---

 3250 12:17:28.019797  # WRITE_RO: 0>[  130.117687] [<c13cc47c>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3251 12:17:28.019846  missing 'call tr<a0c>e[: ' :1 3[0.129672]  r5:c63d4000 r4:00000029

 3252 12:17:28.019894  AIL]

 3253 12:17:28.019940  not ok 39 selftests<:0 >l[k 130.135600] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3254 12:17:28.062593  dtm: WRITE_RO.sh # exit=1

 3255 12:17:28.062706  # self0>[  130.146299] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3256 12:17:28.062761  tests: lkdtm: WRITE_R<O0_>A[F T E30.157246]  r9:c62ddf60 r8:c3022c00 r7:00000014 r6:b6e6f000 r5:c60cc640 r4:c0c599ac

 3257 12:17:28.062808  R_INIT.sh

 3258 12:17:28.062881  <0>[  130.167514] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3259 12:17:28.062938  <0>[  130.176550]  r9:c07e2978 r8:c62ddf60 r7:c290d000 r6:b6e6f000 r5:c60cc640 r4:00000000

 3260 12:17:28.105976  <0>[  130.184568] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3261 12:17:28.106077  <0>[  130.191978]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c62dc000 r5:c60cc640

 3262 12:17:28.106149  <0>[  130.200075]  r4:c60cc640

 3263 12:17:28.106205  <0>[  130.202886] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3264 12:17:28.106258  <0>[  130.210296]  r9:c62dc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014

 3265 12:17:28.106305  <0>[  130.218316] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3266 12:17:28.106362  <0>[  130.226155] Exception stack(0xc62ddfa8 to 0xc62ddff0)

 3267 12:17:28.148075  <0>[  130.231479] dfa0:                   00000014 00000014 00000001 b6e6f000 00000014 00000001

 3268 12:17:28.148181  <0>[  130.239929] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e6f000 00020000 0047fe38

 3269 12:17:28.148234  <0>[  130.248375] dfe0: 00000004 bec847e8 b6f3533b b6eae616

 3270 12:17:28.148280  <0>[  130.253701] Code: e34a3bcd e3070fec e34c01ad e0233002 (e5843000) 

 3271 12:17:28.148324  <4>[  130.260069] ---[ end trace 1286819e0a8ce1d1 ]---

 3272 12:17:28.148366  # Segmentation fault

 3273 12:17:28.274902  # [  129.769852] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT

 3274 12:17:28.275049  # [  129.778361] lkdtm: attempting bad ro_after_init write at c1b8ac74

 3275 12:17:28.275103  # [  129.787166] 8<--- cut here ---

 3276 12:17:28.275148  # [  129.793160] Unable to handle kernel paging request at virtual address c1b8ac74

 3277 12:17:28.275199  # [  129.802554] pgd = 9e9dfd2a

 3278 12:17:28.275254  # [  129.807518] [c1b8ac74] *pgd=11a1941e(bad)

 3279 12:17:28.275302  # [  129.814570] Internal error: Oops: 80d [#13] SMP ARM

 3280 12:17:28.317928  # [  129.821876] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3281 12:17:28.318037  # [  129.856880] CPU: 1 PID: 2513 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3282 12:17:28.318107  # [  129.867221] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3283 12:17:28.360992  # [  129.875933] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70

 3284 12:17:28.361100  # [  129.884274] LR is at __irq_work_queue_local+0x40/0x74

 3285 12:17:28.361177  # [  129.891839] pc : [<c13cc4e0>]    lr : [<c049e128>]    psr: 60080013

 3286 12:17:28.361234  # [  129.900274] sp : c62dde50  ip : c62ddd58  fp : c62dde64

 3287 12:17:28.361287  # [  129.907584] r10: 00000014  r9 : c1ad71f4  r8 : c15ec020

 3288 12:17:28.361334  # [  129.914892] r7 : c62ddf60  r6 : 00000014  r5 : c63d4000  r4 : c1b8ac74

 3289 12:17:28.361395  # [  129.923588] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7965e0  r0 : c1ad7fec

 3290 12:17:28.404024  # [  129.932287] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3291 12:17:28.404137  # [  129.941680] Control: 10c5387d  Table: 15f2c04a  DAC: 00000051

 3292 12:17:28.404209  # [  129.949681] Process cat (pid: 2513, stack limit = 0x6c11584e)

 3293 12:17:28.404267  # [  129.957597] Stack: (0xc62dde50 to 0xc62de000)

 3294 12:17:28.404323  # [  129.964214] de40:                                     00000029 c63d4000 c62dde74 c62dde68

 3295 12:17:28.404378  # [  129.974822] de60: c0c595cc c13cc488 c62dde9c c62dde78 c0c59acc c0c595ac c0c599ac c60cc640

 3296 12:17:28.404430  # [  129.985428] de80: b6e6f000 00000014 c3022c00 c62ddf60 c62ddec4 c62ddea0 c07e29dc c0c599b8

 3297 12:17:28.447207  # [  129.996037] dea0: 00000000 c60cc640 b6e6f000 c290d000 c62ddf60 c07e2978 c62ddf5c c62ddec8

 3298 12:17:28.447322  # [  130.006643] dec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c62dc000

 3299 12:17:28.447388  # [  130.017252] dee0: b6e6f000 00020000 00000004 00000014 0001ffec c62ddee0 00000001 b6e6e000

 3300 12:17:28.447432  # [  130.027859] df00: c602c500 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3301 12:17:28.447506  # [  130.038467] df20: 00000000 00000000 c13e1980 6041a3d4 c206c1a0 c60cc640 c60cc640 c62dc000

 3302 12:17:28.490064  # [  130.049330] df40: b6e6f000 00000000 00000000 00000004 c62ddf94 c62ddf60 c059c9b0 c059c304

 3303 12:17:28.490187  # [  130.059937] df60: 00000000 00000000 c62ddfac 6041a3d4 00000014 00000014 7ff00000 00000004

 3304 12:17:28.490245  # [  130.070631] df80: c03002e4 c62dc000 c62ddfa4 c62ddf98 c059ca40 c059c948 00000000 c62ddfa8

 3305 12:17:28.490290  # [  130.081237] dfa0: c03000c0 c059ca34 00000014 00000014 00000001 b6e6f000 00000014 00000001

 3306 12:17:28.490333  # [  130.091673] dfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e6f000 00020000 0047fe38

 3307 12:17:28.533370  # [  130.102282] dfe0: 00000004 bec847e8 b6f3533b b6eae616 60080030 00000001 00000000 00000000

 3308 12:17:28.533489  # [  130.112880] Backtrace: 

 3309 12:17:28.533548  # [  130.117687] [<c13cc47c>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3310 12:17:28.533597  # [  130.129672]  r5:c63d4000 r4:00000029

 3311 12:17:28.533642  # [  130.135600] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3312 12:17:28.533688  # [  130.146299] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3313 12:17:28.576308  # [  130.157246]  r9:c62ddf60 r8:c3022c00 r7:00000014 r6:b6e6f000 r5:c60cc640 r4:c0c599ac

 3314 12:17:28.576437  # [  130.167514] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3315 12:17:28.576503  # [  130.176550]  r9:c07e2978 r8:c62ddf60 r7:c290d000 r6:b6e6f000 r5:c60cc640 r4:00000000

 3316 12:17:28.576549  # [  130.184568] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3317 12:17:28.576608  # [  130.191978]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6f000 r6:c62dc000 r5:c60cc640

 3318 12:17:28.576651  # [  130.200075]  r4:c60cc640

 3319 12:17:28.576705  # [  130.2<6>[  130.696054] lkdtm: Performing direct entry WRITE_KERN

 3320 12:17:28.619544  02886] [<c059c93c>] (ksys_write) <6>[  130.703747] lkdtm: attempting bad 7807000 byte write at c13cc354

 3321 12:17:28.619644  from [<c059ca40>] (sys_write+0x18<1>[  130.712807] 8<--- cut here ---

 3322 12:17:28.619696  /0x1c)

 3323 12:17:28.619740  # [  130.210296]  r9:c62d<1>[  130.718920] Unable to handle kernel paging request at virtual address c13cc354

 3324 12:17:28.619793  c000 r8:c03002e4 r<71:>0[0  01030.729267] pgd = bee57d84

 3325 12:17:28.619841  004 r6:7ff00000 r5:00000014 r4:00<1>[  130.734330] [c13cc354] *pgd=1121940e(bad)

 3326 12:17:28.619885  000014

 3327 12:17:28.662574  # [  130.218316] [<c059c<0>[  130.741479] Internal error: Oops: 80d [#14] SMP ARM

 3328 12:17:28.662720  28>] (sys_write) from [<c03000c0><4>[  130.749397] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3329 12:17:28.662785  ] (ret_fast_syscall+0x0/0x28)

 3330 12:17:28.705868  # <4>[  130.784412] CPU: 3 PID: 2588 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3331 12:17:28.705971  [  130.226155] Except<i4o>n[   s130.795278] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3332 12:17:28.706034  ack(0xc62ddfa8 to 0xc62ddff0)

 3333 12:17:28.706080  # <4>[  130.804346] PC is at memcpy+0x50/0x330

 3334 12:17:28.706149  [  130.231479] dfa0:        < 4 >[  130.811215] LR is at 0xe92dd830

 3335 12:17:28.706194          00000014 0000001<44 >0[0  130.817227] pc : [<c08d5db0>]    lr : [<e92dd830>]    psr: 20080013

 3336 12:17:28.706253  00001 b6e6f000 000<040>0[1 4  1030.826188] sp : c6027e2c  ip : e1a0c00d  fp : c6027e64

 3337 12:17:28.706297  000001

 3338 12:17:28.749021  # [  130.2<349>9[2 9 ]1 30.833850] r10: 0000000b  r9 : c1ad7208  r8 : e89da800

 3339 12:17:28.749133  fc0: 00000014 00000<041>4[  7 f1f0.841514] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3340 12:17:28.749208  00000 00000004 00000<040>1[  b 6130.850478] r3 : e1a0c00d  r2 : 00771f78  r1 : c0c5a35c  r0 : c13cc354

 3341 12:17:28.749265  6f000 00020000 0047fe38

 3342 12:17:28.749320  #< 4[> [  130.859533] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3343 12:17:28.749372  130.248375] dfe0: 000<040>0[0 4 130.869450] Control: 10c5387d  Table: 160c804a  DAC: 00000051

 3344 12:17:28.792074  bec847e8 b6f3533b b6eae616<

 3345 12:17:28.792181  0

 3346 12:17:28.792261  >#[  130.877724] Process cat (pid: 2588, stack limit = 0xa08bc12e)

 3347 12:17:28.792330  [  130.253701] Code: <e03>4[a 3 b30.886251] Stack: (0xc6027e2c to 0xc6028000)

 3348 12:17:28.792385  cd e3070fec e34c01ad e0233002 <(0>[  130.893141] 7e20:                            c0c5a33c 00772018 c6027f60 c15ec020 c13cc354

 3349 12:17:28.792441  5843000) 

 3350 12:17:28.792495  # [  130.260069] ---[ 0>[  130.904278] 7e40: c13cc354 c13cc538 0000002a c6371000 0000000b c6027f60 c6027e74 c6027e68

 3351 12:17:28.792548  end trace 1286819e0a8ce1d1 ]---<

 3352 12:17:28.835329  >[  130.915499] 7e60: c0c595cc c13cc4f8 c6027e9c c6027e78 c0c59acc c0c595ac c0c599ac c61a6a00

 3353 12:17:28.835445  

 3354 12:17:28.835502  # WRITE_RO_AFTER_INIT: missing '0>[  130.926634] 7e80: b6e2a000 0000000b c3022c00 c6027f60 c6027ec4 c6027ea0 c07e29dc c0c599b8

 3355 12:17:28.835555  call trace:': [FAIL]

 3356 12:17:28.835612  not ok 40< >[  130.937855] 7ea0: 00000000 c61a6a00 b6e2a000 c290d000 c6027f60 c07e2978 c6027f5c c6027ec8

 3357 12:17:28.835665  selftests: lkdtm: WRITE_RO_AFTER_0>[  130.948991] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6026000

 3358 12:17:28.835712  INIT.sh # exit=1

 3359 12:17:28.878570  # selftests: <l>[  130.960212] 7ee0: b6e2a000 00020000 00000004 0000000b 0001fff5 c6027ee0 00000001 b6e29000

 3360 12:17:28.878679  kdtm: WRITE_KERN.sh

 3361 12:17:28.878739  <0>[  130.971345] 7f00: c60ccf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3362 12:17:28.878829  <0>[  130.981615] 7f20: 00000000 00000000 c13e1980 7eb9f0bc c206c1a0 c61a6a00 c61a6a00 c6026000

 3363 12:17:28.878872  <0>[  130.990084] 7f40: b6e2a000 00000000 00000000 00000004 c6027f94 c6027f60 c059c9b0 c059c304

 3364 12:17:28.878913  <0>[  130.998556] 7f60: 00000000 00000000 c6027fac 7eb9f0bc 0000000b 0000000b 7ff00000 00000004

 3365 12:17:28.921931  <0>[  131.007028] 7f80: c03002e4 c6026000 c6027fa4 c6027f98 c059ca40 c059c948 00000000 c6027fa8

 3366 12:17:28.922035  <0>[  131.015497] 7fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e2a000 0000000b 00000001

 3367 12:17:28.922088  <0>[  131.023967] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2a000 00020000 004ffe38

 3368 12:17:28.922140  <0>[  131.032437] 7fe0: 00000004 bef7c7e8 b6ef033b b6e69616 60080030 00000001 00000000 00000000

 3369 12:17:28.922187  <0>[  131.040893] Backtrace: 

 3370 12:17:28.965335  <0>[  131.043671] [<c13cc4ec>] (lkdtm_WRITE_KERN) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3371 12:17:28.965446  <0>[  131.052147]  r7:c6027f60 r6:0000000b r5:c6371000 r4:0000002a

 3372 12:17:28.965516  <0>[  131.058105] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3373 12:17:28.965574  <0>[  131.066417] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3374 12:17:28.965632  <0>[  131.074631]  r9:c6027f60 r8:c3022c00 r7:0000000b r6:b6e2a000 r5:c61a6a00 r4:c0c599ac

 3375 12:17:28.965674  <0>[  131.082683] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3376 12:17:29.008623  <0>[  131.090809]  r9:c07e2978 r8:c6027f60 r7:c290d000 r6:b6e2a000 r5:c61a6a00 r4:00000000

 3377 12:17:29.008735  <0>[  131.098849] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3378 12:17:29.008790  <0>[  131.106278]  r10:00000004 r9:00000000 r8:00000000 r7:b6e2a000 r6:c6026000 r5:c61a6a00

 3379 12:17:29.008837  <0>[  131.114390]  r4:c61a6a00

 3380 12:17:29.008881  <0>[  131.117222] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3381 12:17:29.008932  <0>[  131.124650]  r9:c6026000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b

 3382 12:17:29.053777  <0>[  131.132694] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3383 12:17:29.053930  <0>[  131.140547] Exception stack(0xc6027fa8 to 0xc6027ff0)

 3384 12:17:29.053986  <0>[  131.145890] 7fa0:                   0000000b 0000000b 00000001 b6e2a000 0000000b 00000001

 3385 12:17:29.054035  <0>[  131.154361] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2a000 00020000 004ffe38

 3386 12:17:29.054099  <0>[  131.162827] 7fe0: 00000004 bef7c7e8 b6ef033b b6e69616

 3387 12:17:29.054157  <0>[  131.168172] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 

 3388 12:17:29.054208  <4>[  131.174561] ---[ end trace 1286819e0a8ce1d2 ]---

 3389 12:17:29.068638  # Segmentation fault

 3390 12:17:29.212735  # [  130.696054] lkdtm: Performing direct entry WRITE_KERN

 3391 12:17:29.212874  # [  130.703747] lkdtm: attempting bad 7807000 byte write at c13cc354

 3392 12:17:29.212927  # [  130.712807] 8<--- cut here ---

 3393 12:17:29.212971  # [  130.718920] Unable to handle kernel paging request at virtual address c13cc354

 3394 12:17:29.213013  # [  130.729267] pgd = bee57d84

 3395 12:17:29.213066  # [  130.734330] [c13cc354] *pgd=1121940e(bad)

 3396 12:17:29.213110  # [  130.741479] Internal error: Oops: 80d [#14] SMP ARM

 3397 12:17:29.255803  # [  130.749397] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3398 12:17:29.255941  # [  130.784412] CPU: 3 PID: 2588 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3399 12:17:29.255996  # [  130.795278] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3400 12:17:29.256041  # [  130.804346] PC is at memcpy+0x50/0x330

 3401 12:17:29.298929  # [  130.811215] LR is at 0xe92dd830

 3402 12:17:29.299067  # [  130.817227] pc : [<c08d5db0>]    lr : [<e92dd830>]    psr: 20080013

 3403 12:17:29.299127  # [  130.826188] sp : c6027e2c  ip : e1a0c00d  fp : c6027e64

 3404 12:17:29.299177  # [  130.833850] r10: 0000000b  r9 : c1ad7208  r8 : e89da800

 3405 12:17:29.299226  # [  130.841514] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800

 3406 12:17:29.299273  # [  130.850478] r3 : e1a0c00d  r2 : 00771f78  r1 : c0c5a35c  r0 : c13cc354

 3407 12:17:29.299320  # [  130.859533] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none

 3408 12:17:29.341954  # [  130.869450] Control: 10c5387d  Table: 160c804a  DAC: 00000051

 3409 12:17:29.342067  # [  130.877724] Process cat (pid: 2588, stack limit = 0xa08bc12e)

 3410 12:17:29.342135  # [  130.886251] Stack: (0xc6027e2c to 0xc6028000)

 3411 12:17:29.342189  # [  130.893141] 7e20:                            c0c5a33c 00772018 c6027f60 c15ec020 c13cc354

 3412 12:17:29.342239  # [  130.904278] 7e40: c13cc354 c13cc538 0000002a c6371000 0000000b c6027f60 c6027e74 c6027e68

 3413 12:17:29.342289  # [  130.915499] 7e60: c0c595cc c13cc4f8 c6027e9c c6027e78 c0c59acc c0c595ac c0c599ac c61a6a00

 3414 12:17:29.385039  # [  130.926634] 7e80: b6e2a000 0000000b c3022c00 c6027f60 c6027ec4 c6027ea0 c07e29dc c0c599b8

 3415 12:17:29.385171  # [  130.937855] 7ea0: 00000000 c61a6a00 b6e2a000 c290d000 c6027f60 c07e2978 c6027f5c c6027ec8

 3416 12:17:29.385223  # [  130.948991] 7ec0: c059c404 c07e2984 00000001 00000000 c059c9b0 c13e1980 c059c9b0 c6026000

 3417 12:17:29.385266  # [  130.960212] 7ee0: b6e2a000 00020000 00000004 0000000b 0001fff5 c6027ee0 00000001 b6e29000

 3418 12:17:29.385306  # [  130.971345] 7f00: c60ccf00 00000000 00000000 00000000 00000000 00000000 00000000 00000000

 3419 12:17:29.428141  # [  130.981615] 7f20: 00000000 00000000 c13e1980 7eb9f0bc c206c1a0 c61a6a00 c61a6a00 c6026000

 3420 12:17:29.428270  # [  130.990084] 7f40: b6e2a000 00000000 00000000 00000004 c6027f94 c6027f60 c059c9b0 c059c304

 3421 12:17:29.428322  # [  130.998556] 7f60: 00000000 00000000 c6027fac 7eb9f0bc 0000000b 0000000b 7ff00000 00000004

 3422 12:17:29.428365  # [  131.007028] 7f80: c03002e4 c6026000 c6027fa4 c6027f98 c059ca40 c059c948 00000000 c6027fa8

 3423 12:17:29.428407  # [  131.015497] 7fa0: c03000c0 c059ca34 0000000b 0000000b 00000001 b6e2a000 0000000b 00000001

 3424 12:17:29.471170  # [  131.023967] 7fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e2a000 00020000 004ffe38

 3425 12:17:29.471296  # [  131.032437] 7fe0: 00000004 bef7c7e8 b6ef033b b6e69616 60080030 00000001 00000000 00000000

 3426 12:17:29.471349  # [  131.040893] Backtrace: 

 3427 12:17:29.471392  # [  131.043671] [<c13cc4ec>] (lkdtm_WRITE_KERN) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3428 12:17:29.471433  # [  131.052147]  r7:c6027f60 r6:0000000b r5:c6371000 r4:0000002a

 3429 12:17:29.471474  # [  131.058105] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3430 12:17:29.471514  # [  131.066417] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3431 12:17:29.514211  # [  131.074631]  r9:c6027f60 r8:c3022c00 r7:0000000b r6:b6e2a000 r5:c61a6a00 r4:c0c599ac

 3432 12:17:29.514340  # [  131.082683] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3433 12:17:29.514393  # [  131.090809]  r9:c07e2978 r8:c6027f60 r7:c290d000 r6:b6e2a000 r5:c61a6a00 r4:00000000

 3434 12:17:29.514438  # [  131.098849] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (<6>[  131.627710] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW

 3435 12:17:29.514481  ksys_write+0x74/0xec)

 3436 12:17:29.557355  # [  131.1<6>[  131.634226] lkdtm: attempting good refcount_inc() without overflow

 3437 12:17:29.557481  06278]  r10:00000004 r9:00000000 <6>[  131.643523] lkdtm: attempting bad refcount_inc() overflow

 3438 12:17:29.557537  r8:00000000 r7:b6e2a000 r6:c60260<4>[  131.652032] ------------[ cut here ]------------

 3439 12:17:29.557582  00 r5:c61a6a00

 3440 12:17:29.557624  # [  131.114390] <4>[  131.659790] WARNING: CPU: 1 PID: 2664 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3441 12:17:29.557666   r4:c61a6a00

 3442 12:17:29.557707  # [  131.117222] [<<4>[  131.671323] refcount_t: saturated; leaking memory.

 3443 12:17:29.600487  c059c93c>] (ksys_write) from [<c0<4>[  131.679251] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3444 12:17:29.600615  59ca40>] (sys_write+0x18/0x1c)

 3445 12:17:29.600674  #<4>[  131.714251] CPU: 1 PID: 2664 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3446 12:17:29.643644   [  131.1246<540>][    r193:1c.6725073] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3447 12:17:29.643773  26000 r8:c03002e4 r7<:40>0[0 0 0131.733770] Backtrace: 

 3448 12:17:29.643830  04 r6:7ff00000 r5:0000000b r4:00<4>[  131.738747] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3449 12:17:29.643878  0000b

 3450 12:17:29.643924  # [  131.1<342>6[9 4 ]1 3[.749342]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3451 12:17:29.643968  <c059ca28>] (sys_write)< 4f>r[o m131.757347] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3452 12:17:29.686651   [<c03000c0>] (ret_fast_sys<c4a>l  131.767263] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3453 12:17:29.686795  l+0x0/0x28)

 3454 12:17:29.686846  # [  <143>1[. 1 41031.776994]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 3455 12:17:29.686891  47] Exception stack<(40>x[c 6 0121.787166] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3456 12:17:29.686935  7fa8 to 0x<c46>0[2 7 f1f301).

 3457 12:17:29.686982  7

 3458 12:17:29.687025  97073]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c47c0000

 3459 12:17:29.729885   [  131.145890] 7fa0<:4 > [     131.804820] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3460 12:17:29.730026               00000<040>b[  0 1030.816292]  r9:c1ad7214 r8:c15ec020 r7:c47c1f60 r6:00000016 r5:c419f000 r4:c47c0000

 3461 12:17:29.730088  0000b 00000001 b6e2a000 0000<040>[  131.826383] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 3462 12:17:29.730144  b 00000001

 3463 12:17:29.730194  # [  131.154361]< 47>[  131.838897] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cc968>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)

 3464 12:17:29.773005  c0: 0000000b 0000000b <74f>f[0 0 131.851841] [<c13cc8f0>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3465 12:17:29.773131  00 000000<044> [0 0 0103010.0816 569]  r4:0000002b

 3466 12:17:29.773184  b6e2a000 00020000 0<044>f[f e 3181.868104] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3467 12:17:29.773227  

 3468 12:17:29.773268  # [  131.162827] 7fe0:< 40>0[0  131.878539] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3469 12:17:29.773309  0004 bef7c7e8 b6ef<043>3[b   b1631.889139]  r9:c47c1f60 r8:c3022c00 r7:00000016 r6:b6e6e000 r5:c29c77c0 r4:c0c599ac

 3470 12:17:29.773350  69616

 3471 12:17:29.816107  # [  131.168172] Cod<e4:>   131.899318] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3472 12:17:29.816230  f5d1f05c f5d1f07c <e48>b[1 5 11f31.909917]  r9:c07e2978 r8:c47c1f60 r7:c290d000 r6:b6e6e000 r5:c29c77c0 r4:00000000

 3473 12:17:29.816283   e2522020 (e8a051f<84)> [

 3474 12:17:29.816326   

 3475 12:17:29.816369   #1 31.920089] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3476 12:17:29.816412    131.174561] <-4->-[[   e1n3d1 .929652]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6e000 r6:c47c0000 r5:c29c77c0

 3477 12:17:29.816453  race 1286<841>9[e 0 a183c1e.19d32732]  r4:c29c77c0

 3478 12:17:29.816495   ]---

 3479 12:17:29.859239  # WRITE_KE<R4N>:[  m i1s3s.944267] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3480 12:17:29.859356  ing 'call trace:<'4:> [[ F A1I3L1.953744]  r9:c47c0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3481 12:17:29.859410  

 3482 12:17:29.859454  not ok 41 selftests:< 4l>k[d t 131.963832] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3483 12:17:29.859497  : WRITE_KE<R4N>.[s h  1#31 .e9x7i997] Exception stack(0xc47c1fa8 to 0xc47c1ff0)

 3484 12:17:29.859538  t=1

 3485 12:17:29.902518  # selftests: l<k4d>t[m :  1R1.981050] 1fa0:                   00000016 00000016 00000001 b6e6e000 00000016 00000001

 3486 12:17:29.902630  EFCOUNT_INC_OVERF<L4O>W[. s h1

 3487 12:17:29.902694  3

 3488 12:17:29.902753  .991657] 1fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e6e000 00020000 0049fe38

 3489 12:17:29.902807  <4>[  132.002172] 1fe0: 00000004 beedb7e8 b6f3433b b6ead616

 3490 12:17:29.902858  <4>[  132.007546] irq event stamp: 0

 3491 12:17:29.902901  <4>[  132.010907] hardirqs last  enabled at (0): [<00000000>] 0x0

 3492 12:17:29.902944  <4>[  132.016761] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3493 12:17:29.934601  <4>[  132.024551] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3494 12:17:29.934713  <4>[  132.032335] softirqs last disabled at (0): [<00000000>] 0x0

 3495 12:17:29.934786  <4>[  132.038181] ---[ end trace 1286819e0a8ce1d3 ]---

 3496 12:17:29.934839  <6>[  132.043097] lkdtm: Overflow detected: saturated

 3497 12:17:55.973450  <3>[  158.058453] rcu: INFO: rcu_sched self-detected stall on CPU

 3498 12:17:55.973919  <3>[  158.064352] rcu: 	0-....: (1 GPs behind) idle=04e/1/0x40000004 softirq=6297/6298 fqs=1280 

 3499 12:17:55.974173  <4>[  158.072907] 	(t=2602 jiffies g=7077 q=49)

 3500 12:17:55.974397  <4>[  158.077204] NMI backtrace for cpu 0

 3501 12:17:55.974606  <4>[  158.080988] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.218-cip49 #1

 3502 12:17:55.974846  <4>[  158.089277] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3503 12:17:55.975054  <4>[  158.096088] Backtrace: 

 3504 12:17:56.016867  <4>[  158.098864] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3505 12:17:56.017328  <4>[  158.106730]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1d058

 3506 12:17:56.017582  <4>[  158.112676] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3507 12:17:56.017798  <4>[  158.120266] [<c13c5c84>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 3508 12:17:56.018008  <4>[  158.128371]  r9:c19df050 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 3509 12:17:56.060052  <4>[  158.136390] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 3510 12:17:56.060522  <4>[  158.146312]  r5:c1e16800 r4:c03115d8

 3511 12:17:56.060787  <4>[  158.150172] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 3512 12:17:56.061010  <4>[  158.161055]  r9:c19df050 r8:c206a7d8 r7:c1e15d9c r6:c1ea9480 r5:c1ea9480 r4:00000000

 3513 12:17:56.061221  <4>[  158.169076] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c13c1ed0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 3514 12:17:56.103332  <4>[  158.179270] [<c13c1dcc>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 3515 12:17:56.103802  <4>[  158.188590]  r10:c1e16560 r9:c1daf480 r8:c206bac0 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 3516 12:17:56.104062  <4>[  158.196687]  r4:c1ea9480

 3517 12:17:56.104285  <4>[  158.199502] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 3518 12:17:56.104496  <4>[  158.208648]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:cc83bbd1 r6:c1e01d28 r5:c1e00000

 3519 12:17:56.104703  <4>[  158.216747]  r4:00000000

 3520 12:17:56.104908  <4>[  158.219559] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 3521 12:17:56.146526  <4>[  158.228527]  r5:00000024 r4:ef786f68

 3522 12:17:56.147027  <4>[  158.232375] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 3523 12:17:56.147296  <4>[  158.241002] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 3524 12:17:56.147524  <4>[  158.250060]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 3525 12:17:56.147735  <4>[  158.258079] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 3526 12:17:56.189655  <4>[  158.267225]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:cc83b167 r6:00000024 r5:60070193

 3527 12:17:56.190112  <4>[  158.275323]  r4:ef7869c0

 3528 12:17:56.190452  <4>[  158.278136] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 3529 12:17:56.190711  <4>[  158.286327]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2973700

 3530 12:17:56.190939  <4>[  158.294423]  r4:00000001

 3531 12:17:56.191151  <4>[  158.297241] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 3532 12:17:56.191360  <4>[  158.306035]  r5:c2973700 r4:c295b400

 3533 12:17:56.232613  <4>[  158.309887] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 3534 12:17:56.232755  <4>[  158.319292]  r9:c1e01d28 r8:c2900400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dad49c

 3535 12:17:56.232813  <4>[  158.327313] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3536 12:17:56.232862  <4>[  158.335936]  r9:c1e01d28 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3537 12:17:56.232909  <4>[  158.343954] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3538 12:17:56.232954  <4>[  158.351706] Exception stack(0xc1e01d28 to 0xc1e01d70)

 3539 12:17:56.276268  <4>[  158.357032] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 3540 12:17:56.276730  <4>[  158.365485] 1d40: 00000000 00000001 c2900400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 3541 12:17:56.277005  <4>[  158.373933] 1d60: c0478294 c0301f18 60070113 ffffffff

 3542 12:17:56.277232  <4>[  158.379258]  r9:c1e00000 r8:c2900400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 3543 12:17:56.277452  <4>[  158.387279] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 3544 12:17:56.277665  <4>[  158.395469]  r10:0000001e r9:c1e01e60 r8:c2900400 r7:00000001 r6:00000000 r5:00000000

 3545 12:17:56.319431  <4>[  158.403567]  r4:ffffe000

 3546 12:17:56.319890  <4>[  158.406376] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 3547 12:17:56.320161  <4>[  158.414039]  r5:00000000 r4:c1dad49c

 3548 12:17:56.320389  <4>[  158.417890] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 3549 12:17:56.320602  <4>[  158.425994] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3550 12:17:56.320821  <4>[  158.434618]  r9:c1e01e60 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3551 12:17:56.362706  <4>[  158.442633] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3552 12:17:56.363167  <4>[  158.450383] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 3553 12:17:56.363445  <4>[  158.455709] 1e60: c100329c ffffe000 00000000 c1e00000 00000000 c1e1ed70 ef78cb78 00000000

 3554 12:17:56.363678  <4>[  158.464159] 1e80: c1e15d98 c206c200 0000001e c1e01eec c1e01e88 c1e01eb0 c0478294 c10032a0

 3555 12:17:56.363894  <4>[  158.472604] 1ea0: 60070013 ffffffff

 3556 12:17:56.364107  <4>[  158.476366]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c10032a0

 3557 12:17:56.405981  <4>[  158.484390] [<c1002ee0>] (cpuidle_enter_state) from [<c1003544>] (cpuidle_enter+0x68/0x6c)

 3558 12:17:56.406446  <4>[  158.492929]  r10:c1e1ed70 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ed70

 3559 12:17:56.406749  <4>[  158.501026]  r4:ef78cb78

 3560 12:17:56.406986  <4>[  158.503839] [<c10034dc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 3561 12:17:56.407202  <4>[  158.511506]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 3562 12:17:56.407412  <4>[  158.517439] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 3563 12:17:56.407627  <4>[  158.525281]  r10:c4f5c474 r9:c1cd2a78 r8:00000000 r7:c26e8c80 r6:00000002 r5:c1e01f68

 3564 12:17:56.459208  <4>[  158.533378]  r4:000000dc

 3565 12:17:56.459663  <4>[  158.536193] [<c039b218>] (cpu_startup_entry) from [<c13d80a4>] (rest_init+0x1c4/0x320)

 3566 12:17:56.459942  <4>[  158.544395] [<c13d7ee0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 3567 12:17:56.460174  <4>[  158.552584]  r6:c1e00000 r5:00000001 r4:c20a7068

 3568 12:17:56.460390  <4>[  158.557480] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 3569 12:17:56.460600  <4>[  158.566108] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 3570 12:19:14.004049  <3>[  236.088455] rcu: INFO: rcu_sched self-detected stall on CPU

 3571 12:19:14.004505  <3>[  236.094349] rcu: 	0-....: (1 GPs behind) idle=04e/1/0x40000004 softirq=6297/6298 fqs=4981 

 3572 12:19:14.004772  <4>[  236.102904] 	(t=10405 jiffies g=7077 q=62)

 3573 12:19:14.005002  <4>[  236.107289] NMI backtrace for cpu 0

 3574 12:19:14.005211  <4>[  236.111074] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.218-cip49 #1

 3575 12:19:14.005426  <4>[  236.119362] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3576 12:19:14.005631  <4>[  236.126172] Backtrace: 

 3577 12:19:14.047288  <4>[  236.128941] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3578 12:19:14.047747  <4>[  236.136806]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1d058

 3579 12:19:14.048017  <4>[  236.142768] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3580 12:19:14.048243  <4>[  236.150380] [<c13c5c84>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 3581 12:19:14.048452  <4>[  236.158505]  r9:c19df050 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 3582 12:19:14.090472  <4>[  236.166545] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 3583 12:19:14.091006  <4>[  236.176472]  r5:c1e16800 r4:c03115d8

 3584 12:19:14.091280  <4>[  236.180325] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 3585 12:19:14.091505  <4>[  236.191203]  r9:c19df050 r8:c206a7d8 r7:c1e15d9c r6:c1ea9480 r5:c1ea9480 r4:00000000

 3586 12:19:14.091718  <4>[  236.199219] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c13c1ed0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 3587 12:19:14.133782  <4>[  236.209408] [<c13c1dcc>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 3588 12:19:14.134237  <4>[  236.218725]  r10:c1e16560 r9:c1daf480 r8:c206bac0 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 3589 12:19:14.134496  <4>[  236.226820]  r4:c1ea9480

 3590 12:19:14.134739  <4>[  236.229630] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 3591 12:19:14.134959  <4>[  236.238772]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:f7771090 r6:c1e01d28 r5:c1e00000

 3592 12:19:14.135171  <4>[  236.246868]  r4:00000000

 3593 12:19:14.135378  <4>[  236.249676] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 3594 12:19:14.176960  <4>[  236.258639]  r5:00000036 r4:ef786f68

 3595 12:19:14.177419  <4>[  236.262485] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 3596 12:19:14.177691  <4>[  236.271108] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 3597 12:19:14.177915  <4>[  236.280163]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 3598 12:19:14.178130  <4>[  236.288178] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 3599 12:19:14.220181  <4>[  236.297320]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:f7770773 r6:00000036 r5:60070193

 3600 12:19:14.220645  <4>[  236.305414]  r4:ef7869c0

 3601 12:19:14.220917  <4>[  236.308223] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 3602 12:19:14.221141  <4>[  236.316408]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2973700

 3603 12:19:14.221357  <4>[  236.324502]  r4:00000001

 3604 12:19:14.221567  <4>[  236.327314] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 3605 12:19:14.221773  <4>[  236.336104]  r5:c2973700 r4:c295b400

 3606 12:19:14.263473  <4>[  236.339952] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 3607 12:19:14.263943  <4>[  236.349354]  r9:c1e01d28 r8:c2900400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dad49c

 3608 12:19:14.264211  <4>[  236.357370] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3609 12:19:14.264442  <4>[  236.365992]  r9:c1e01d28 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3610 12:19:14.264662  <4>[  236.374005] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3611 12:19:14.264874  <4>[  236.381754] Exception stack(0xc1e01d28 to 0xc1e01d70)

 3612 12:19:14.306584  <4>[  236.387078] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 3613 12:19:14.307079  <4>[  236.395526] 1d40: 00000000 00000001 c2900400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 3614 12:19:14.307362  <4>[  236.403971] 1d60: c0478294 c0301f18 60070113 ffffffff

 3615 12:19:14.307594  <4>[  236.409292]  r9:c1e00000 r8:c2900400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 3616 12:19:14.307817  <4>[  236.417309] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 3617 12:19:14.308032  <4>[  236.425496]  r10:0000001e r9:c1e01e60 r8:c2900400 r7:00000001 r6:00000000 r5:00000000

 3618 12:19:14.349810  <4>[  236.433589]  r4:ffffe000

 3619 12:19:14.350266  <4>[  236.436393] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 3620 12:19:14.350537  <4>[  236.444054]  r5:00000000 r4:c1dad49c

 3621 12:19:14.350791  <4>[  236.447899] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 3622 12:19:14.351017  <4>[  236.455997] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3623 12:19:14.351234  <4>[  236.464619]  r9:c1e01e60 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3624 12:19:14.393122  <4>[  236.472632] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3625 12:19:14.393584  <4>[  236.480379] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 3626 12:19:14.393855  <4>[  236.485701] 1e60: c100329c ffffe000 00000000 c1e00000 00000000 c1e1ed70 ef78cb78 00000000

 3627 12:19:14.394088  <4>[  236.494147] 1e80: c1e15d98 c206c200 0000001e c1e01eec c1e01e88 c1e01eb0 c0478294 c10032a0

 3628 12:19:14.394308  <4>[  236.502589] 1ea0: 60070013 ffffffff

 3629 12:19:14.394521  <4>[  236.506348]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c10032a0

 3630 12:19:14.436292  <4>[  236.514366] [<c1002ee0>] (cpuidle_enter_state) from [<c1003544>] (cpuidle_enter+0x68/0x6c)

 3631 12:19:14.436757  <4>[  236.522899]  r10:c1e1ed70 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ed70

 3632 12:19:14.437024  <4>[  236.530993]  r4:ef78cb78

 3633 12:19:14.437244  <4>[  236.533802] [<c10034dc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 3634 12:19:14.437465  <4>[  236.541466]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 3635 12:19:14.437680  <4>[  236.547395] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 3636 12:19:14.437891  <4>[  236.555233]  r10:c4f5c474 r9:c1cd2a78 r8:00000000 r7:c26e8c80 r6:00000002 r5:c1e01f68

 3637 12:19:14.489676  <4>[  236.563327]  r4:000000dc

 3638 12:19:14.490131  <4>[  236.566136] [<c039b218>] (cpu_startup_entry) from [<c13d80a4>] (rest_init+0x1c4/0x320)

 3639 12:19:14.490411  <4>[  236.574334] [<c13d7ee0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 3640 12:19:14.490634  <4>[  236.582517]  r6:c1e00000 r5:00000001 r4:c20a7068

 3641 12:19:14.490886  <4>[  236.587408] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 3642 12:19:14.491109  <4>[  236.596031] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 3643 12:20:32.034370  <3>[  314.118448] rcu: INFO: rcu_sched self-detected stall on CPU

 3644 12:20:32.034856  <3>[  314.124332] rcu: 	0-....: (1 GPs behind) idle=04e/1/0x40000004 softirq=6297/6298 fqs=8693 

 3645 12:20:32.035127  <4>[  314.132884] 	(t=18208 jiffies g=7077 q=127)

 3646 12:20:32.035353  <4>[  314.137353] NMI backtrace for cpu 0

 3647 12:20:32.035566  <4>[  314.141133] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G      D W         5.10.218-cip49 #1

 3648 12:20:32.035783  <4>[  314.149420] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3649 12:20:32.035992  <4>[  314.156229] Backtrace: 

 3650 12:20:32.077736  <4>[  314.158993] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3651 12:20:32.078189  <4>[  314.166858]  r7:ffffffff r6:60070193 r5:00000000 r4:c1f1d058

 3652 12:20:32.078448  <4>[  314.172818] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3653 12:20:32.078672  <4>[  314.180430] [<c13c5c84>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 3654 12:20:32.078916  <4>[  314.188554]  r9:c19df050 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 3655 12:20:32.120949  <4>[  314.196593] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 3656 12:20:32.121399  <4>[  314.206530]  r5:c1e16800 r4:c03115d8

 3657 12:20:32.121660  <4>[  314.210390] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 3658 12:20:32.121885  <4>[  314.221268]  r9:c19df050 r8:c206a7d8 r7:c1e15d9c r6:c1ea9480 r5:c1ea9480 r4:00000000

 3659 12:20:32.122100  <4>[  314.229283] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c13c1ed0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 3660 12:20:32.164142  <4>[  314.239472] [<c13c1dcc>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 3661 12:20:32.164599  <4>[  314.248788]  r10:c1e16560 r9:c1daf480 r8:c206bac0 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 3662 12:20:32.164858  <4>[  314.256882]  r4:c1ea9480

 3663 12:20:32.165076  <4>[  314.259692] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 3664 12:20:32.165291  <4>[  314.268834]  r10:c1e00000 r9:ef786a20 r8:ef7869c0 r7:226a6401 r6:c1e01d28 r5:c1e00000

 3665 12:20:32.165496  <4>[  314.276928]  r4:00000000

 3666 12:20:32.165700  <4>[  314.279734] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 3667 12:20:32.207355  <4>[  314.288698]  r5:00000049 r4:ef786f68

 3668 12:20:32.207804  <4>[  314.292544] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 3669 12:20:32.208071  <4>[  314.301166] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 3670 12:20:32.208293  <4>[  314.310220]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 3671 12:20:32.208520  <4>[  314.318236] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 3672 12:20:32.250605  <4>[  314.327377]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:226a5ae4 r6:00000049 r5:60070193

 3673 12:20:32.251093  <4>[  314.335472]  r4:ef7869c0

 3674 12:20:32.251354  <4>[  314.338280] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 3675 12:20:32.251573  <4>[  314.346466]  r10:c1e00000 r9:c1e01d28 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2973700

 3676 12:20:32.251785  <4>[  314.354561]  r4:00000001

 3677 12:20:32.251997  <4>[  314.357370] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 3678 12:20:32.252205  <4>[  314.366159]  r5:c2973700 r4:c295b400

 3679 12:20:32.293776  <4>[  314.370006] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 3680 12:20:32.294238  <4>[  314.379407]  r9:c1e01d28 r8:c2900400 r7:00000001 r6:c1e01e60 r5:00000000 r4:c1dad49c

 3681 12:20:32.294509  <4>[  314.387422] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3682 12:20:32.294770  <4>[  314.396041]  r9:c1e01d28 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3683 12:20:32.295000  <4>[  314.404055] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3684 12:20:32.295212  <4>[  314.411803] Exception stack(0xc1e01d28 to 0xc1e01d70)

 3685 12:20:32.337034  <4>[  314.417127] 1d20:                   c0301f14 ffffe000 00000000 c1e00000 c1e01d78 00000000

 3686 12:20:32.337502  <4>[  314.425573] 1d40: 00000000 00000001 c2900400 00000080 c1e00000 c1e01de4 c1e01d50 c1e01d78

 3687 12:20:32.337767  <4>[  314.434017] 1d60: c0478294 c0301f18 60070113 ffffffff

 3688 12:20:32.338000  <4>[  314.439338]  r9:c1e00000 r8:c2900400 r7:c1e01d5c r6:ffffffff r5:60070113 r4:c0301f18

 3689 12:20:32.338218  <4>[  314.447352] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 3690 12:20:32.338434  <4>[  314.455538]  r10:0000001e r9:c1e01e60 r8:c2900400 r7:00000001 r6:00000000 r5:00000000

 3691 12:20:32.380207  <4>[  314.463631]  r4:ffffe000

 3692 12:20:32.380667  <4>[  314.466435] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 3693 12:20:32.380930  <4>[  314.474096]  r5:00000000 r4:c1dad49c

 3694 12:20:32.381158  <4>[  314.477941] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 3695 12:20:32.381375  <4>[  314.486042] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 3696 12:20:32.381584  <4>[  314.494661]  r9:c1e01e60 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 3697 12:20:32.423483  <4>[  314.502675] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 3698 12:20:32.423943  <4>[  314.510422] Exception stack(0xc1e01e60 to 0xc1e01ea8)

 3699 12:20:32.424215  <4>[  314.515744] 1e60: c100329c ffffe000 00000000 c1e00000 00000000 c1e1ed70 ef78cb78 00000000

 3700 12:20:32.424443  <4>[  314.524190] 1e80: c1e15d98 c206c200 0000001e c1e01eec c1e01e88 c1e01eb0 c0478294 c10032a0

 3701 12:20:32.424663  <4>[  314.532634] 1ea0: 60070013 ffffffff

 3702 12:20:32.424877  <4>[  314.536391]  r9:c1e00000 r8:c1e15d98 r7:c1e01e94 r6:ffffffff r5:60070013 r4:c10032a0

 3703 12:20:32.466431  <4>[  314.544408] [<c1002ee0>] (cpuidle_enter_state) from [<c1003544>] (cpuidle_enter+0x68/0x6c)

 3704 12:20:32.466908  <4>[  314.552941]  r10:c1e1ed70 r9:c1e00000 r8:ef78cb78 r7:c1e15ddc r6:00000000 r5:c1e1ed70

 3705 12:20:32.467175  <4>[  314.561036]  r4:ef78cb78

 3706 12:20:32.467404  <4>[  314.563845] [<c10034dc>] (cpuidle_enter) from [<c039ad40>] (do_idle+0x248/0x308)

 3707 12:20:32.467624  <4>[  314.571508]  r7:c1e15ddc r6:c1e15d98 r5:c1e00000 r4:00000000

 3708 12:20:32.467841  <4>[  314.577439] [<c039aaf8>] (do_idle) from [<c039b240>] (cpu_startup_entry+0x28/0x2c)

 3709 12:20:32.468051  <4>[  314.585278]  r10:c4f5c474 r9:c1cd2a78 r8:00000000 r7:c26e8c80 r6:00000002 r5:c1e01f68

 3710 12:20:32.519504  <4>[  314.593373]  r4:000000dc

 3711 12:20:32.519963  <4>[  314.596181] [<c039b218>] (cpu_startup_entry) from [<c13d80a4>] (rest_init+0x1c4/0x320)

 3712 12:20:32.520234  <4>[  314.604373] [<c13d7ee0>] (rest_init) from [<c1c00c4c>] (arch_call_rest_init+0x18/0x1c)

 3713 12:20:32.520460  <4>[  314.612556]  r6:c1e00000 r5:00000001 r4:c20a7068

 3714 12:20:32.520676  <4>[  314.617447] [<c1c00c34>] (arch_call_rest_init) from [<c1c011f8>] (start_kernel+0x548/0x580)

 3715 12:20:32.520886  <4>[  314.626068] [<c1c00cb0>] (start_kernel) from [<00000000>] (0x0)

 3716 12:20:54.358717  #

 3717 12:20:54.379684  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # TIMEOUT 45 seconds

 3718 12:21:08.501749  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh

 3719 12:21:08.569001  <28>[  350.653966] systemd[1]: systemd-journald.service: Main process exited, code=killed, status=6/ABRT

 3720 12:21:08.569416  <28>[  350.664874] systemd[1]: systemd-journald.service: Failed with result 'watchdog'.

 3721 12:21:08.569656  <30>[  350.676502] systemd[1]: systemd-journald.service: Consumed 3.548s CPU time.

 3722 12:21:08.628737  <30>[  350.694614] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.

 3723 12:21:08.629122  <30>[  350.713660] systemd[1]: Stopped systemd-journald.service - Journal Service.

 3724 12:21:08.629401  <30>[  350.721598] systemd[1]: systemd-journald.service: Consumed 3.548s CPU time.

 3725 12:21:08.629633  <30>[  350.730051] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit).

 3726 12:21:08.658806  <30>[  350.765561] systemd[1]: Starting systemd-journald.service - Journal Service...

 3727 12:21:08.821689  <44>[  350.923258] systemd-journald[2685]: File /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal corrupted or uncleanly shut down, renaming and replacing.

 3728 12:21:08.901085  <6>[  350.984374] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3729 12:21:08.901508  <6>[  350.990828] lkdtm: attempting good refcount_add() without overflow

 3730 12:21:08.901749  <6>[  350.997292] lkdtm: attempting bad refcount_add() overflow

 3731 12:21:08.901970  <4>[  351.003068] ------------[ cut here ]------------

 3732 12:21:08.902183  <4>[  351.007998] WARNING: CPU: 0 PID: 2698 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3733 12:21:08.902393  <4>[  351.016809] refcount_t: saturated; leaking memory.

 3734 12:21:08.944339  <4>[  351.021943] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3735 12:21:08.944767  <4>[  351.054474] CPU: 0 PID: 2698 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3736 12:21:08.945022  <4>[  351.062497] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3737 12:21:08.987498  <4>[  351.069292] Backtrace: 

 3738 12:21:08.987945  <4>[  351.072030] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3739 12:21:08.988212  <4>[  351.079871]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3740 12:21:08.988433  <4>[  351.085806] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3741 12:21:08.988648  <4>[  351.093391] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3742 12:21:08.988852  <4>[  351.100624]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 3743 12:21:09.030778  <4>[  351.108640] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3744 12:21:09.031230  <4>[  351.116392]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c5cb8000

 3745 12:21:09.031498  <4>[  351.122325] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3746 12:21:09.031724  <4>[  351.131554]  r9:c1ad722c r8:c15ec020 r7:c5cb9f60 r6:00000016 r5:c6343000 r4:c5cb8000

 3747 12:21:09.031940  <4>[  351.139577] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 3748 12:21:09.074003  <4>[  351.149510] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cca10>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3749 12:21:09.074479  <4>[  351.159869] [<c13cc98c>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3750 12:21:09.074785  <4>[  351.169268]  r4:0000002c

 3751 12:21:09.075016  <4>[  351.172073] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3752 12:21:09.075232  <4>[  351.180354] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3753 12:21:09.075439  <4>[  351.188540]  r9:c5cb9f60 r8:c3022c00 r7:00000016 r6:b6dfb000 r5:c6165e00 r4:c0c599ac

 3754 12:21:09.117276  <4>[  351.196562] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3755 12:21:09.117728  <4>[  351.204663]  r9:c07e2978 r8:c5cb9f60 r7:c290d000 r6:b6dfb000 r5:c6165e00 r4:00000000

 3756 12:21:09.117991  <4>[  351.212678] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3757 12:21:09.118220  <4>[  351.220083]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c5cb8000 r5:c6165e00

 3758 12:21:09.118431  <4>[  351.228178]  r4:c6165e00

 3759 12:21:09.118636  <4>[  351.230983] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3760 12:21:09.160537  <4>[  351.238387]  r9:c5cb8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3761 12:21:09.160997  <4>[  351.246403] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3762 12:21:09.161265  <4>[  351.254239] Exception stack(0xc5cb9fa8 to 0xc5cb9ff0)

 3763 12:21:09.161488  <4>[  351.259561] 9fa0:                   00000016 00000016 00000001 b6dfb000 00000016 00000001

 3764 12:21:09.161702  <4>[  351.268009] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dfb000 00020000 0048fe38

 3765 12:21:09.161915  <4>[  351.276454] 9fe0: 00000004 becd17e8 b6ec133b b6e3a616

 3766 12:21:09.162118  <4>[  351.281820] irq event stamp: 0

 3767 12:21:09.207680  <4>[  351.285155] hardirqs last  enabled at (0): [<00000000>] 0x0

 3768 12:21:09.207817  <4>[  351.291035] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3769 12:21:09.207878  <4>[  351.298821] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3770 12:21:09.207925  <4>[  351.306578] softirqs last disabled at (0): [<00000000>] 0x0

 3771 12:21:09.207969  <4>[  351.312450] ---[ end trace 1286819e0a8ce1d4 ]---

 3772 12:21:09.208013  <6>[  351.317340] lkdtm: Overflow detected: saturated

 3773 12:21:09.529045  # [  350.984374] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW

 3774 12:21:09.529479  # [  350.990828] lkdtm: attempting good refcount_add() without overflow

 3775 12:21:09.529737  # [  350.997292] lkdtm: attempting bad refcount_add() overflow

 3776 12:21:09.529942  # [  351.003068] ------------[ cut here ]------------

 3777 12:21:09.530192  # [  351.007998] WARNING: CPU: 0 PID: 2698 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 3778 12:21:09.530393  # [  351.016809] refcount_t: saturated; leaking memory.

 3779 12:21:09.572221  # [  351.021943] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3780 12:21:09.572656  # [  351.054474] CPU: 0 PID: 2698 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3781 12:21:09.572908  # [  351.062497] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3782 12:21:09.573109  # [  351.069292] Backtrace: 

 3783 12:21:09.614609  # [  351.072030] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3784 12:21:09.614755  # [  351.079871]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3785 12:21:09.614812  # [  351.085806] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3786 12:21:09.614860  # [  351.093391] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3787 12:21:09.614902  # [  351.100624]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 3788 12:21:09.658152  # [  351.108640] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3789 12:21:09.658569  # [  351.116392]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c5cb8000

 3790 12:21:09.658836  # [  351.122325] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 3791 12:21:09.659046  # [  351.131554]  r9:c1ad722c r8:c15ec020 r7:c5cb9f60 r6:00000016 r5:c6343000 r4:c5cb8000

 3792 12:21:09.659239  # [  351.139577] [<c0875f00>] (refcount_warn_sat<30>[  351.768787] systemd[1]: Started systemd-journald.service - Journal Service.

 3793 12:21:09.659428  urate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 3794 12:21:09.701234  # [  351.149510] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cca10>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)

 3795 12:21:09.701654  # [  351.159869] [<c13cc98c>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3796 12:21:09.701967  # [  351.169268]  r4:0000002c

 3797 12:21:09.702183  # [  351.172073] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3798 12:21:09.702382  # [  351.180354] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3799 12:21:09.744425  # [  351.188540]  r9:c5cb9f60 r8:c3022c00 r7:00000016 r6:b6dfb000 r5:c6165e00 r4:c0c599ac

 3800 12:21:09.744874  # [  351.196562] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3801 12:21:09.745121  # [  351.204663]  r9:c07e2978 r8:c5cb9f60 r7:c290d000 r6:b6dfb000 r5:c6165e00 r4:00000000

 3802 12:21:09.745331  # [  351.212678] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3803 12:21:09.745522  # [  351.220083]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfb000 r6:c5cb8000 r5:c6165e00

 3804 12:21:09.745708  # [  351.228178]  r4:c6165e00

 3805 12:21:09.745894  # [  351.230983] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3806 12:21:09.787501  # [  351.238387]  r9:c5cb8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 3807 12:21:09.787922  # [  351.246403] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3808 12:21:09.788168  # [  351.254239] Exception stack(0xc5cb9fa8 to 0xc5cb9ff0)

 3809 12:21:09.788370  # [  351.259561] 9fa0:                   00000016 00000016 00000001 b6dfb000 00000016 00000001

 3810 12:21:09.788563  # [  351.268009] 9fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dfb000 00020000 0048fe38

 3811 12:21:09.788751  # [  351.276454] 9fe0: 00000004 becd17e8 b6ec133b b6e3a616

 3812 12:21:09.830732  # [  351.281820] irq event stamp: 0

 3813 12:21:09.831248  # [  351.285155] hardirqs last  enabled at (0): [<00000000>] 0x0

 3814 12:21:09.831580  # [  351.291035] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3815 12:21:09.831886  # [  351.298821] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3816 12:21:09.832147  # [  351.306578] softirqs last disabled at (0): [<00000000>] 0x0

 3817 12:21:09.832384  # [  351.312450] ---[ end trace 1286819e0a8ce1d4 ]---

 3818 12:21:09.832632  # [  351.317340] lkdtm: Overflow detected: saturated

 3819 12:21:09.832872  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]

 3820 12:21:09.850584  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1

 3821 12:21:09.850657  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh

 3822 12:21:09.926983  <6>[  352.005861] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3823 12:21:09.927407  <6>[  352.012995] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3824 12:21:09.927650  <4>[  352.019490] ------------[ cut here ]------------

 3825 12:21:09.927857  <4>[  352.024395] WARNING: CPU: 0 PID: 2733 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3826 12:21:09.928057  <4>[  352.033134] refcount_t: saturated; leaking memory.

 3827 12:21:09.970201  <4>[  352.038198] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3828 12:21:09.970667  <4>[  352.070783] CPU: 0 PID: 2733 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3829 12:21:09.971020  <4>[  352.078805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3830 12:21:09.971250  <4>[  352.085599] Backtrace: 

 3831 12:21:09.971468  <4>[  352.088330] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3832 12:21:10.013449  <4>[  352.096172]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3833 12:21:10.013901  <4>[  352.102106] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3834 12:21:10.014164  <4>[  352.109693] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3835 12:21:10.014381  <4>[  352.116925]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 3836 12:21:10.014591  <4>[  352.124939] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3837 12:21:10.014834  <4>[  352.132690]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c6294000

 3838 12:21:10.056636  <4>[  352.138624] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3839 12:21:10.057088  <4>[  352.147853]  r9:c1ad7244 r8:c15ec020 r7:c6295f60 r6:0000001f r5:c44e7000 r4:7fffffff

 3840 12:21:10.057354  <4>[  352.155873] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3841 12:21:10.057580  <4>[  352.166581] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13cca84>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3842 12:21:10.057795  <4>[  352.178498]  r5:c44e7000 r4:c6294000

 3843 12:21:10.099729  <4>[  352.182351] [<c13cca34>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3844 12:21:10.100183  <4>[  352.192531]  r4:0000002d

 3845 12:21:10.100446  <4>[  352.195337] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3846 12:21:10.100669  <4>[  352.203617] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3847 12:21:10.100882  <4>[  352.211804]  r9:c6295f60 r8:c3022c00 r7:0000001f r6:b6e07000 r5:c2a23900 r4:c0c599ac

 3848 12:21:10.143088  <4>[  352.219824] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3849 12:21:10.143542  <4>[  352.227925]  r9:c07e2978 r8:c6295f60 r7:c290d000 r6:b6e07000 r5:c2a23900 r4:00000000

 3850 12:21:10.143809  <4>[  352.235939] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3851 12:21:10.144032  <4>[  352.243344]  r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c6294000 r5:c2a23900

 3852 12:21:10.144244  <4>[  352.251439]  r4:c2a23900

 3853 12:21:10.144452  <4>[  352.254246] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3854 12:21:10.144657  <4>[  352.261650]  r9:c6294000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3855 12:21:10.186378  <4>[  352.269666] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3856 12:21:10.186855  <4>[  352.277502] Exception stack(0xc6295fa8 to 0xc6295ff0)

 3857 12:21:10.187125  <4>[  352.282826] 5fa0:                   0000001f 0000001f 00000001 b6e07000 0000001f 00000001

 3858 12:21:10.187359  <4>[  352.291274] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e07000 00020000 004ffe38

 3859 12:21:10.187575  <4>[  352.299717] 5fe0: 00000004 bed437e8 b6ecd33b b6e46616

 3860 12:21:10.187784  <4>[  352.305068] irq event stamp: 0

 3861 12:21:10.228156  <4>[  352.308400] hardirqs last  enabled at (0): [<00000000>] 0x0

 3862 12:21:10.228288  <4>[  352.314277] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3863 12:21:10.228340  <4>[  352.322069] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3864 12:21:10.228385  <4>[  352.329901] softirqs last disabled at (0): [<00000000>] 0x0

 3865 12:21:10.228427  <4>[  352.335750] ---[ end trace 1286819e0a8ce1d5 ]---

 3866 12:21:10.228478  <6>[  352.340667] lkdtm: Overflow detected: saturated

 3867 12:21:10.367571  # [  352.005861] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW

 3868 12:21:10.367986  # [  352.012995] lkdtm: attempting bad refcount_inc_not_zero() overflow

 3869 12:21:10.368219  # [  352.019490] ------------[ cut here ]------------

 3870 12:21:10.368427  # [  352.024395] WARNING: CPU: 0 PID: 2733 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3871 12:21:10.368619  # [  352.033134] refcount_t: saturated; leaking memory.

 3872 12:21:10.410543  # [  352.038198] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3873 12:21:10.411004  # [  352.070783] CPU: 0 PID: 2733 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3874 12:21:10.411265  # [  352.078805] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3875 12:21:10.411470  # [  352.085599] Backtrace: 

 3876 12:21:10.411659  # [  352.088330] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3877 12:21:10.453413  # [  352.096172]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3878 12:21:10.453870  # [  352.102106] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3879 12:21:10.454189  # [  352.109693] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3880 12:21:10.454448  # [  352.116925]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 3881 12:21:10.454717  # [  352.124939] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3882 12:21:10.454972  # [  352.132690]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c6294000

 3883 12:21:10.496626  # [  352.138624] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3884 12:21:10.497050  # [  352.147853]  r9:c1ad7244 r8:c15ec020 r7:c6295f60 r6:0000001f r5:c44e7000 r4:7fffffff

 3885 12:21:10.497363  # [  352.155873] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3886 12:21:10.497628  # [  352.166581] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13cca84>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)

 3887 12:21:10.497877  # [  352.178498]  r5:c44e7000 r4:c6294000

 3888 12:21:10.539799  # [  352.182351] [<c13cca34>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3889 12:21:10.540252  # [  352.192531]  r4:0000002d

 3890 12:21:10.540582  # [  352.195337] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3891 12:21:10.540852  # [  352.203617] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3892 12:21:10.541111  # [  352.211804]  r9:c6295f60 r8:c3022c00 r7:0000001f r6:b6e07000 r5:c2a23900 r4:c0c599ac

 3893 12:21:10.541364  # [  352.219824] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3894 12:21:10.583106  # [  352.227925]  r9:c07e2978 r8:c6295f60 r7:c290d000 r6:b6e07000 r5:c2a23900 r4:00000000

 3895 12:21:10.583566  # [  352.235939] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3896 12:21:10.583823  # [  352.243344]  r10:00000004 r9:00000000 r8:00000000 r7:b6e07000 r6:c6294000 r5:c2a23900

 3897 12:21:10.584026  # [  352.251439]  r4:c2a23900

 3898 12:21:10.584217  # [  352.254246] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3899 12:21:10.584404  # [  352.261650]  r9:c6294000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3900 12:21:10.626011  # [  352.269666] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3901 12:21:10.626441  # [  352.277502] Exception stack(0xc6295fa8 to 0xc6295ff0)

 3902 12:21:10.626678  # [  352.282826] 5fa0:                   0000001f 0000001f 00000001 b6e07000 0000001f 00000001

 3903 12:21:10.626945  # [  352.291274] 5fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e07000 00020000 004ffe38

 3904 12:21:10.627158  # [  352.299717] 5fe0: 00000004 bed437e8 b6ecd33b b6e46616

 3905 12:21:10.627362  # [  352.305068] irq event stamp: 0

 3906 12:21:10.627570  # [  352.308400] hardirqs last  enabled at (0): [<00000000>] 0x0

 3907 12:21:10.669055  # [  352.314277] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3908 12:21:10.669488  # [  352.322069] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3909 12:21:10.669726  # [  352.329901] softirqs last disabled at (0): [<00000000>] 0x0

 3910 12:21:10.669929  # [  352.335750] ---[ end trace 1286819e0a8ce1d5 ]---

 3911 12:21:10.670125  # [  352.340667] lkdtm: Overflow detected: saturated

 3912 12:21:10.670338  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 3913 12:21:10.712517  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERF<6>[  352.790459] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3914 12:21:10.712997  LOW.sh # exit=1

 3915 12:21:10.713257  # s<e6l>f[t e 3s2.798040] lkdtm: attempting bad refcount_add_not_zero() overflow

 3916 12:21:10.713477  ts: lkdtm: REFCOUNT_ADD_NOT_ZERO_<4>[  352.806738] ------------[ cut here ]------------

 3917 12:21:10.713689  OVERFLOW.sh

 3918 12:21:10.713903  <4>[  352.814527] WARNING: CPU: 3 PID: 2769 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3919 12:21:10.714115  <4>[  352.824271] refcount_t: saturated; leaking memory.

 3920 12:21:10.755671  <4>[  352.829366] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3921 12:21:10.756140  <4>[  352.861820] CPU: 3 PID: 2769 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3922 12:21:10.756402  <4>[  352.869832] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3923 12:21:10.756624  <4>[  352.876624] Backtrace: 

 3924 12:21:10.799033  <4>[  352.879356] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3925 12:21:10.799494  <4>[  352.887198]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3926 12:21:10.799752  <4>[  352.893131] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3927 12:21:10.799972  <4>[  352.900717] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3928 12:21:10.800184  <4>[  352.907949]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 3929 12:21:10.800393  <4>[  352.915963] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3930 12:21:10.842181  <4>[  352.923713]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c5fa0000

 3931 12:21:10.842636  <4>[  352.929645] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3932 12:21:10.842928  <4>[  352.938873]  r9:c1ad7264 r8:c15ec020 r7:c5fa1f60 r6:0000001f r5:c636a000 r4:7fffffff

 3933 12:21:10.843156  <4>[  352.946894] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3934 12:21:10.885354  <4>[  352.957602] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13ccb0c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3935 12:21:10.885811  <4>[  352.969516]  r5:c636a000 r4:c5fa0000

 3936 12:21:10.886062  <4>[  352.973368] [<c13ccabc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3937 12:21:10.886288  <4>[  352.983547]  r4:0000002e

 3938 12:21:10.886497  <4>[  352.986351] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3939 12:21:10.886811  <4>[  352.994631] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3940 12:21:10.887084  <4>[  353.002819]  r9:c5fa1f60 r8:c3022c00 r7:0000001f r6:b6e08000 r5:c6164000 r4:c0c599ac

 3941 12:21:10.928621  <4>[  353.010837] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3942 12:21:10.929082  <4>[  353.018936]  r9:c07e2978 r8:c5fa1f60 r7:c290d000 r6:b6e08000 r5:c6164000 r4:00000000

 3943 12:21:10.929345  <4>[  353.026950] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3944 12:21:10.929569  <4>[  353.034356]  r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5fa0000 r5:c6164000

 3945 12:21:10.929777  <4>[  353.042451]  r4:c6164000

 3946 12:21:10.929984  <4>[  353.045257] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3947 12:21:10.971755  <4>[  353.052662]  r9:c5fa0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3948 12:21:10.972213  <4>[  353.060678] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3949 12:21:10.972468  <4>[  353.068512] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0)

 3950 12:21:10.972694  <4>[  353.073833] 1fa0:                   0000001f 0000001f 00000001 b6e08000 0000001f 00000001

 3951 12:21:10.972910  <4>[  353.082281] 1fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e08000 00020000 0043fe38

 3952 12:21:10.973116  <4>[  353.090726] 1fe0: 00000004 be9bc7e8 b6ece33b b6e47616

 3953 12:21:11.020336  <4>[  353.096100] irq event stamp: 0

 3954 12:21:11.020802  <4>[  353.099454] hardirqs last  enabled at (0): [<00000000>] 0x0

 3955 12:21:11.021057  <4>[  353.105304] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3956 12:21:11.021266  <4>[  353.113111] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 3957 12:21:11.021459  <4>[  353.120909] softirqs last disabled at (0): [<00000000>] 0x0

 3958 12:21:11.021646  <4>[  353.126763] ---[ end trace 1286819e0a8ce1d6 ]---

 3959 12:21:11.021830  <6>[  353.131685] lkdtm: Overflow detected: saturated

 3960 12:21:11.148736  # [  352.790459] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW

 3961 12:21:11.149164  # [  352.798040] lkdtm: attempting bad refcount_add_not_zero() overflow

 3962 12:21:11.149406  # [  352.806738] ------------[ cut here ]------------

 3963 12:21:11.149604  # [  352.814527] WARNING: CPU: 3 PID: 2769 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 3964 12:21:11.149798  # [  352.824271] refcount_t: saturated; leaking memory.

 3965 12:21:11.191777  # [  352.829366] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 3966 12:21:11.192223  # [  352.861820] CPU: 3 PID: 2769 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 3967 12:21:11.192484  # [  352.869832] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 3968 12:21:11.192716  # [  352.876624] Backtrace: 

 3969 12:21:11.234611  # [  352.879356] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 3970 12:21:11.235072  # [  352.887198]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 3971 12:21:11.235310  # [  352.893131] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 3972 12:21:11.235514  # [  352.900717] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 3973 12:21:11.235713  # [  352.907949]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 3974 12:21:11.235904  # [  352.915963] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 3975 12:21:11.277770  # [  352.923713]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c5fa0000

 3976 12:21:11.278199  # [  352.929645] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 3977 12:21:11.278472  # [  352.938873]  r9:c1ad7264 r8:c15ec020 r7:c5fa1f60 r6:0000001f r5:c636a000 r4:7fffffff

 3978 12:21:11.278715  # [  352.946894] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 3979 12:21:11.278927  # [  352.957602] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13ccb0c>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)

 3980 12:21:11.320930  # [  352.969516]  r5:c636a000 r4:c5fa0000

 3981 12:21:11.321355  # [  352.973368] [<c13ccabc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 3982 12:21:11.321602  # [  352.983547]  r4:0000002e

 3983 12:21:11.321804  # [  352.986351] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 3984 12:21:11.322002  # [  352.994631] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 3985 12:21:11.322191  # [  353.002819]  r9:c5fa1f60 r8:c3022c00 r7:0000001f r6:b6e08000 r5:c6164000 r4:c0c599ac

 3986 12:21:11.364076  # [  353.010837] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 3987 12:21:11.364503  # [  353.018936]  r9:c07e2978 r8:c5fa1f60 r7:c290d000 r6:b6e08000 r5:c6164000 r4:00000000

 3988 12:21:11.364747  # [  353.026950] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 3989 12:21:11.364946  # [  353.034356]  r10:00000004 r9:00000000 r8:00000000 r7:b6e08000 r6:c5fa0000 r5:c6164000

 3990 12:21:11.365135  # [  353.042451]  r4:c6164000

 3991 12:21:11.365325  # [  353.045257] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 3992 12:21:11.407169  # [  353.052662]  r9:c5fa0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 3993 12:21:11.407599  # [  353.060678] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 3994 12:21:11.407842  # [  353.068512] Exception stack(0xc5fa1fa8 to 0xc5fa1ff0)

 3995 12:21:11.408063  # [  353.073833] 1fa0:                   0000001f 0000001f 00000001 b6e08000 0000001f 00000001

 3996 12:21:11.408273  # [  353.082281] 1fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e08000 00020000 0043fe38

 3997 12:21:11.408479  # [  353.090726] 1fe0: 00000004 be9bc7e8 b6ece33b b6e47616

 3998 12:21:11.408684  # [  353.096100] irq event stamp: 0

 3999 12:21:11.450159  # [  353.099454] hardirqs last  enabled at (0): [<00000000>] 0x0

 4000 12:21:11.450586  # [  353.105304] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4001 12:21:11.450887  # [  353.113111] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4002 12:21:11.451103  # [  353.120909] softirqs last disabled at (0): [<00000000>] 0x0

 4003 12:21:11.451294  # [  353.126763] ---[ end trace 1286819e0a8ce1d6 ]---

 4004 12:21:11.451483  # [  353.131685] lkdtm: Overflow detected: saturated

 4005 12:21:11.451670  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]

 4006 12:21:11.493763  not ok 45 selft<6>[  353.571477] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 4007 12:21:11.494184  ests: lkdtm: REFCOUNT_ADD_NOT_ZER<6>[  353.579574] lkdtm: attempting good refcount_dec()

 4008 12:21:11.494419  O_OVERFLOW.sh # exit=1

 4009 12:21:11.494622  # selftes<6>[  353.587299] lkdtm: attempting bad refcount_dec() to zero

 4010 12:21:11.494874  ts: lkdtm: REFCOUNT_DEC_ZERO.sh

 4011 12:21:11.495073  <4>[  353.595761] ------------[ cut here ]------------

 4012 12:21:11.495264  <4>[  353.603633] WARNING: CPU: 3 PID: 2804 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4013 12:21:11.495457  <4>[  353.612395] refcount_t: decrement hit 0; leaking memory.

 4014 12:21:11.536857  <4>[  353.617978] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4015 12:21:11.537296  <4>[  353.650464] CPU: 3 PID: 2804 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4016 12:21:11.580343  <4>[  353.658476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4017 12:21:11.580802  <4>[  353.665268] Backtrace: 

 4018 12:21:11.581059  <4>[  353.668000] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4019 12:21:11.581280  <4>[  353.675840]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4020 12:21:11.581492  <4>[  353.681773] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4021 12:21:11.581705  <4>[  353.689358] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4022 12:21:11.581910  <4>[  353.696589]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4023 12:21:11.623479  <4>[  353.704604] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4024 12:21:11.623939  <4>[  353.712356]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c2d5e000

 4025 12:21:11.624202  <4>[  353.718287] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4026 12:21:11.624433  <4>[  353.727516]  r9:c1ad7284 r8:c15ec020 r7:c2d5ff60 r6:00000012 r5:c63d4000 r4:c2d5e000

 4027 12:21:11.624653  <4>[  353.735535] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4028 12:21:11.666811  <4>[  353.745462] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccba0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 4029 12:21:11.667268  <4>[  353.755477] [<c13ccb44>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4030 12:21:11.667529  <4>[  353.764528]  r4:0000002f

 4031 12:21:11.667753  <4>[  353.767333] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4032 12:21:11.667968  <4>[  353.775613] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4033 12:21:11.668178  <4>[  353.783799]  r9:c2d5ff60 r8:c3022c00 r7:00000012 r6:b6dff000 r5:c428a640 r4:c0c599ac

 4034 12:21:11.709979  <4>[  353.791820] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4035 12:21:11.710440  <4>[  353.799919]  r9:c07e2978 r8:c2d5ff60 r7:c290d000 r6:b6dff000 r5:c428a640 r4:00000000

 4036 12:21:11.710728  <4>[  353.807933] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4037 12:21:11.710966  <4>[  353.815338]  r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c2d5e000 r5:c428a640

 4038 12:21:11.711181  <4>[  353.823432]  r4:c428a640

 4039 12:21:11.711389  <4>[  353.826239] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4040 12:21:11.753296  <4>[  353.833645]  r9:c2d5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4041 12:21:11.753760  <4>[  353.841661] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4042 12:21:11.754027  <4>[  353.849498] Exception stack(0xc2d5ffa8 to 0xc2d5fff0)

 4043 12:21:11.754248  <4>[  353.854821] ffa0:                   00000012 00000012 00000001 b6dff000 00000012 00000001

 4044 12:21:11.754462  <4>[  353.863268] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6dff000 00020000 0041fe38

 4045 12:21:11.754669  <4>[  353.871714] ffe0: 00000004 bead17e8 b6ec533b b6e3e616

 4046 12:21:11.754908  <4>[  353.877095] irq event stamp: 0

 4047 12:21:11.801046  <4>[  353.880450] hardirqs last  enabled at (0): [<00000000>] 0x0

 4048 12:21:11.801464  <4>[  353.886301] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4049 12:21:11.801698  <4>[  353.894119] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4050 12:21:11.801904  <4>[  353.901936] softirqs last disabled at (0): [<00000000>] 0x0

 4051 12:21:11.802101  <4>[  353.907785] ---[ end trace 1286819e0a8ce1d7 ]---

 4052 12:21:11.802293  <6>[  353.912706] lkdtm: Zero detected: saturated

 4053 12:21:11.931446  # [  353.571477] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO

 4054 12:21:11.931873  # [  353.579574] lkdtm: attempting good refcount_dec()

 4055 12:21:11.932111  # [  353.587299] lkdtm: attempting bad refcount_dec() to zero

 4056 12:21:11.932311  # [  353.595761] ------------[ cut here ]------------

 4057 12:21:11.932500  # [  353.603633] WARNING: CPU: 3 PID: 2804 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4058 12:21:11.932690  # [  353.612395] refcount_t: decrement hit 0; leaking memory.

 4059 12:21:11.974472  # [  353.617978] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4060 12:21:11.975010  # [  353.650464] CPU: 3 PID: 2804 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4061 12:21:11.975282  # [  353.658476] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4062 12:21:11.975506  # [  353.665268] Backtrace: 

 4063 12:21:12.017347  # [  353.668000] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4064 12:21:12.017772  # [  353.675840]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4065 12:21:12.018005  # [  353.681773] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4066 12:21:12.018205  # [  353.689358] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4067 12:21:12.018397  # [  353.696589]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4068 12:21:12.018591  # [  353.704604] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4069 12:21:12.060499  # [  353.712356]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c2d5e000

 4070 12:21:12.060962  # [  353.718287] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4071 12:21:12.061209  # [  353.727516]  r9:c1ad7284 r8:c15ec020 r7:c2d5ff60 r6:00000012 r5:c63d4000 r4:c2d5e000

 4072 12:21:12.061417  # [  353.735535] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4073 12:21:12.061610  # [  353.745462] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccba0>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)

 4074 12:21:12.103544  # [  353.755477] [<c13ccb44>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4075 12:21:12.103964  # [  353.764528]  r4:0000002f

 4076 12:21:12.104196  # [  353.767333] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4077 12:21:12.104398  # [  353.775613] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4078 12:21:12.104592  # [  353.783799]  r9:c2d5ff60 r8:c3022c00 r7:00000012 r6:b6dff000 r5:c428a640 r4:c0c599ac

 4079 12:21:12.104789  # [  353.791820] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4080 12:21:12.146676  # [  353.799919]  r9:c07e2978 r8:c2d5ff60 r7:c290d000 r6:b6dff000 r5:c428a640 r4:00000000

 4081 12:21:12.147128  # [  353.807933] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4082 12:21:12.147385  # [  353.815338]  r10:00000004 r9:00000000 r8:00000000 r7:b6dff000 r6:c2d5e000 r5:c428a640

 4083 12:21:12.147586  # [  353.823432]  r4:c428a640

 4084 12:21:12.147776  # [  353.826239] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4085 12:21:12.147965  # [  353.833645]  r9:c2d5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4086 12:21:12.189822  # [  353.841661] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4087 12:21:12.190266  # [  353.849498] Exception stack(0xc2d5ffa8 to 0xc2d5fff0)

 4088 12:21:12.190530  # [  353.854821] ffa0:                   00000012 00000012 00000001 b6dff000 00000012 00000001

 4089 12:21:12.190788  # [  353.863268] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6dff000 00020000 0041fe38

 4090 12:21:12.191005  # [  353.871714] ffe0: 00000004 bead17e8 b6ec533b b6e3e616

 4091 12:21:12.191214  # [  353.877095] irq event stamp: 0

 4092 12:21:12.191429  # [  353.880450] hardirqs last  enabled at (0): [<00000000>] 0x0

 4093 12:21:12.242418  # [  353.886301] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4094 12:21:12.242904  # [  353.894119] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4095 12:21:12.243142  # [  353.901936] softirqs last disabled at (0): [<00000000>] 0x0

 4096 12:21:12.243344  # [  353.907785] ---[ end trace 1286819e0a8ce1d7 ]---

 4097 12:21:12.243545  # [  353.912706] lkdtm: Zero detected: saturated

 4098 12:21:12.243750  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]

 4099 12:21:12.243953  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1

 4100 12:21:12.244158  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 4101 12:21:12.286288  <6>[  354.367917] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 4102 12:21:12.286771  <6>[  354.374260] lkdtm: attempting bad refcount_dec() below zero

 4103 12:21:12.287037  <4>[  354.380268] ------------[ cut here ]------------

 4104 12:21:12.287253  <4>[  354.385200] WARNING: CPU: 3 PID: 2842 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4105 12:21:12.287463  <4>[  354.393950] refcount_t: decrement hit 0; leaking memory.

 4106 12:21:12.329473  <4>[  354.399560] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4107 12:21:12.329944  <4>[  354.432037] CPU: 3 PID: 2842 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4108 12:21:12.330209  <4>[  354.440048] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4109 12:21:12.330430  <4>[  354.446841] Backtrace: 

 4110 12:21:12.372732  <4>[  354.449573] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4111 12:21:12.373195  <4>[  354.457414]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4112 12:21:12.373454  <4>[  354.463345] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4113 12:21:12.373681  <4>[  354.470929] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4114 12:21:12.373895  <4>[  354.478162]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4115 12:21:12.374109  <4>[  354.486179] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4116 12:21:12.374317  <4>[  354.493931]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c2a2e000

 4117 12:21:12.415899  <4>[  354.499863] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4118 12:21:12.416356  <4>[  354.509091]  r9:c1ad7298 r8:c15ec020 r7:c2a2ff60 r6:00000016 r5:00000000 r4:c2a2e000

 4119 12:21:12.416628  <4>[  354.517110] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4120 12:21:12.416851  <4>[  354.527037] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccc64>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 4121 12:21:12.459121  <4>[  354.537400] [<c13ccc1c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4122 12:21:12.459590  <4>[  354.546801]  r5:c636a000 r4:00000030

 4123 12:21:12.459860  <4>[  354.550648] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4124 12:21:12.460090  <4>[  354.558928] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4125 12:21:12.460304  <4>[  354.567114]  r9:c2a2ff60 r8:c3022c00 r7:00000016 r6:b6e0c000 r5:c6165b80 r4:c0c599ac

 4126 12:21:12.460514  <4>[  354.575133] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4127 12:21:12.502371  <4>[  354.583231]  r9:c07e2978 r8:c2a2ff60 r7:c290d000 r6:b6e0c000 r5:c6165b80 r4:00000000

 4128 12:21:12.502869  <4>[  354.591244] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4129 12:21:12.503138  <4>[  354.598651]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c2a2e000 r5:c6165b80

 4130 12:21:12.503362  <4>[  354.606745]  r4:c6165b80

 4131 12:21:12.503570  <4>[  354.609552] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4132 12:21:12.503778  <4>[  354.616958]  r9:c2a2e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016

 4133 12:21:12.545535  <4>[  354.624974] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4134 12:21:12.545980  <4>[  354.632810] Exception stack(0xc2a2ffa8 to 0xc2a2fff0)

 4135 12:21:12.546240  <4>[  354.638132] ffa0:                   00000016 00000016 00000001 b6e0c000 00000016 00000001

 4136 12:21:12.546463  <4>[  354.646582] ffc0: 00000016 00000016 7ff00000 00000004 00000001 b6e0c000 00020000 0046fe38

 4137 12:21:12.546674  <4>[  354.655026] ffe0: 00000004 bea747e8 b6ed233b b6e4b616

 4138 12:21:12.546924  <4>[  354.660395] irq event stamp: 0

 4139 12:21:12.547135  <4>[  354.663728] hardirqs last  enabled at (0): [<00000000>] 0x0

 4140 12:21:12.588183  <4>[  354.669605] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4141 12:21:12.588604  <4>[  354.677390] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4142 12:21:12.588844  <4>[  354.685231] softirqs last disabled at (0): [<00000000>] 0x0

 4143 12:21:12.589046  <4>[  354.691117] ---[ end trace 1286819e0a8ce1d8 ]---

 4144 12:21:12.589252  <6>[  354.696009] lkdtm: Negative detected: saturated

 4145 12:21:12.715367  # [    0.000000]   DMA zone: 0 pages reserved

 4146 12:21:12.715794  # [    0.000000]   DMA zone: 196608 pages, LIFO batch:63

 4147 12:21:12.716047  # [    0.000000]   HighMem zone: 65536 pages, LIFO batch:15

 4148 12:21:12.716253  # [    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016

 4149 12:21:12.716449  # [    0.000000] pcpu-alloc: s55468 r8192 d22356 u86016 alloc=21*4096

 4150 12:21:12.716639  # [    0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 

 4151 12:21:12.716829  # [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260608

 4152 12:21:12.758519  # [    0.000000] Kernel command line: console=ttymxc1,115200n8 root=/dev/nfs rw nfsroot=192.168.201.1:/var/lib/lava/dispatcher/tmp/14571397/extract-nfsrootfs-2jbnypvf,tcp,hard,v3 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp

 4153 12:21:12.759026  # [    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)

 4154 12:21:12.759297  # [    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)

 4155 12:21:12.759520  # [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off

 4156 12:21:12.801602  # [    0.000000] Memory: 920724K/1048576K available (17408K kernel code, 2714K rwdata, 8152K rodata, 2048K init, 6693K bss, 62316K reserved, 65536K cma-reserved, 196608K highmem)

 4157 12:21:12.802032  # [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1

 4158 12:21:12.802278  # [    0.000000] ftrace: allocating 56166 entries in 165 pages

 4159 12:21:12.802482  # [    0.000000] ftrace: allocated 165 pages with 4 groups

 4160 12:21:12.802678  # [    0.000000] Running RCU self tests

 4161 12:21:12.802903  # [  354.367917] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE

 4162 12:21:12.844421  # [  354.374260] lkdtm: attempting bad refcount_dec() below zero

 4163 12:21:12.844838  # [  354.380268] ------------[ cut here ]------------

 4164 12:21:12.845067  # [  354.385200] WARNING: CPU: 3 PID: 2842 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4165 12:21:12.845270  # [  354.393950] refcount_t: decrement hit 0; leaking memory.

 4166 12:21:12.887603  # [  354.399560] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4167 12:21:12.888043  # [  354.432037] CPU: 3 PID: 2842 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4168 12:21:12.888298  # [  354.440048] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4169 12:21:12.888505  # [  354.446841] Backtrace: 

 4170 12:21:12.888702  # [  354.449573] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4171 12:21:12.888889  # [  354.457414]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4172 12:21:12.930390  # [  354.463345] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4173 12:21:12.930830  # [  354.470929] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4174 12:21:12.931101  # [  354.478162]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4175 12:21:12.931313  # [  354.486179] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4176 12:21:12.931505  # [  354.493931]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c2a2e000

 4177 12:21:12.931692  # [  354.499863] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4178 12:21:12.973798  # [  354.509091]  r9:c1ad7298 r8:c15ec020 r7:c2a2ff60 r6:00000016 r5:00000000 r4:c2a2e000

 4179 12:21:12.974223  # [  354.517110] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4180 12:21:12.974467  # [  354.527037] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccc64>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)

 4181 12:21:12.974671  # [  354.537400] [<c13ccc1c>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4182 12:21:12.974891  # [  354.546801]  r5:c636a000 r4:00000030

 4183 12:21:13.016824  # [  354.550648] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4184 12:21:13.017299  # [  354.558928] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4185 12:21:13.017576  # [  354.567114]  r9:c2a2ff60 r8:c3022c00 r7:00000016 r6:b6e0c000 r5:c6165b80 r4:c0c599ac

 4186 12:21:13.017802  # [  354.575133] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4187 12:21:13.018014  # [  354.583231]  r9:c07e2978 r8:c2a2ff60 r7:c290d000 r6:b6e0c000 r5:c6165b80 r4:00000000

 4188 12:21:13.060038  # [  354.591244] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4189 12:21:13.060496  # [  354.598651]  r10:00000004 r9:00000000 r8:00000000 r7:b6e0c000 r6:c2a2e000 r5:c6165b80

 4190 12:21:13.060756  # [  354.606745]  r4:c6165b80

 4191 12:21:13.060978  # [  354.609552] [<c059c93c>] (ksys_write) <6>[  355.157788] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4192 12:21:13.061188  from [<c059ca40>] (sys_write+0x18<6>[  355.167171] lkdtm: attempting bad refcount_dec_and_test() below zero

 4193 12:21:13.061393  /0x1c)

 4194 12:21:13.061602  # [  354.616958]  r9:c2a2<4>[  355.176779] ------------[ cut here ]------------

 4195 12:21:13.103369  e000 r8:c03002e4 r7:00000004 r6:7<4>[  355.184499] WARNING: CPU: 0 PID: 2878 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4196 12:21:13.103825  ff00000 r5:00000016 r4:00000016

 4197 12:21:13.104079  <4>[  355.196149] refcount_t: underflow; use-after-free.

 4198 12:21:13.146586  # [  354.624974] [<c059ca28>] (sy<4>[  355.204162] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4199 12:21:13.147090  s_write) from [<c03000c0>] (ret_f<4>[  355.239129] CPU: 0 PID: 2878 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4200 12:21:13.147357  <4>[  355.249952] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4201 12:21:13.147583  <4>[  355.256745] Backtrace: 

 4202 12:21:13.147792  <4>[  355.259477] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4203 12:21:13.148001  <4>[  355.267319]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4204 12:21:13.189758  <4>[  355.273252] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4205 12:21:13.190220  <4>[  355.280839] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4206 12:21:13.190483  <4>[  355.288073]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 4207 12:21:13.190739  <4>[  355.296089] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4208 12:21:13.190979  <4>[  355.303839]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c5eee000

 4209 12:21:13.232962  <4>[  355.309772] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4210 12:21:13.233428  <4>[  355.319089]  r9:c1ad72b0 r8:c15ec020 r7:c5eeff60 r6:0000001f r5:00000000 r4:c5eee000

 4211 12:21:13.233688  <4>[  355.327110] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4212 12:21:13.233917  <4>[  355.337823] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cccdc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4213 12:21:13.234134  <4>[  355.349746] [<c13ccc8c>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4214 12:21:13.276183  <4>[  355.359925]  r5:c43d8000 r4:00000031

 4215 12:21:13.276640  <4>[  355.363772] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4216 12:21:13.276897  <4>[  355.372054] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4217 12:21:13.277125  <4>[  355.380242]  r9:c5eeff60 r8:c3022c00 r7:0000001f r6:b6e22000 r5:c4350c80 r4:c0c599ac

 4218 12:21:13.277338  <4>[  355.388263] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4219 12:21:13.319366  <4>[  355.396362]  r9:c07e2978 r8:c5eeff60 r7:c290d000 r6:b6e22000 r5:c4350c80 r4:00000000

 4220 12:21:13.319823  <4>[  355.404378] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4221 12:21:13.320085  <4>[  355.411784]  r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c5eee000 r5:c4350c80

 4222 12:21:13.320306  <4>[  355.419877]  r4:c4350c80

 4223 12:21:13.320513  <4>[  355.422683] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4224 12:21:13.320719  <4>[  355.430088]  r9:c5eee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4225 12:21:13.320925  <4>[  355.438103] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4226 12:21:13.362644  <4>[  355.445939] Exception stack(0xc5eeffa8 to 0xc5eefff0)

 4227 12:21:13.363134  <4>[  355.451263] ffa0:                   0000001f 0000001f 00000001 b6e22000 0000001f 00000001

 4228 12:21:13.363404  <4>[  355.459710] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e22000 00020000 0042fe38

 4229 12:21:13.363626  <4>[  355.468155] ffe0: 00000004 bec127e8 b6ee833b b6e61616

 4230 12:21:13.363842  ast_syscall+0x0/0x28)

 4231 12:21:13.364049  # [  354.6<4>[  355.473538] irq event stamp: 0

 4232 12:21:13.364257  32810] Exception stack(0xc2a2ffa8<4>[  355.479760] hardirqs last  enabled at (0): [<00000000>] 0x0

 4233 12:21:13.364468   to 0xc2a2fff0)

 4234 12:21:13.405824  # [  354.638132]<4>[  355.488484] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4235 12:21:13.406292   ffa0:                   00000016<4>[  355.499075] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4236 12:21:13.406560   00000016 00000001 b6e0c000 00000<4>[  355.509700] softirqs last disabled at (0): [<00000000>] 0x0

 4237 12:21:13.406811  016 00000001

 4238 12:21:13.407035  # [  354.646582] ff<4>[  355.518386] ---[ end trace 1286819e0a8ce1d9 ]---

 4239 12:21:13.448754  c0: 00000016 00000016 7ff00000 00<6>[  355.526149] lkdtm: Negative detected: saturated

 4240 12:21:13.449176  000004 00000001 b6e0c000 00020000 0046fe38

 4241 12:21:13.449416  # [  354.655026] ffe0: 00000004 bea747e8 b6ed233b b6e4b616

 4242 12:21:13.449616  # [  354.660395] irq event stamp: 0

 4243 12:21:13.449803  # [  354.663728] hardirqs last  enabled at (0): [<00000000>] 0x0

 4244 12:21:13.449987  # [  354.669605] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4245 12:21:13.450173  # [  354.677390] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4246 12:21:13.450356  # [  354.685231] softirqs last disabled at (0): [<00000000>] 0x0

 4247 12:21:13.480819  # [  354.691117] ---[ end trace 1286819e0a8ce1d8 ]---

 4248 12:21:13.481246  # [  354.696009] lkdtm: Negative detected: saturated

 4249 12:21:13.481478  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok

 4250 12:21:13.481682  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh

 4251 12:21:13.481873  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 4252 12:21:13.548109  # [  355.157788] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE

 4253 12:21:13.548530  # [  355.167171] lkdtm: attempting bad refcount_dec_and_test() below zero

 4254 12:21:13.548767  # [  355.176779] ------------[ cut here ]------------

 4255 12:21:13.548967  # [  355.184499] WARNING: CPU: 0 PID: 2878 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4256 12:21:13.549159  # [  355.196149] refcount_t: underflow; use-after-free.

 4257 12:21:13.591056  # [  355.204162] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4258 12:21:13.591616  # [  355.239129] CPU: 0 PID: 2878 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4259 12:21:13.591971  # [  355.249952] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4260 12:21:13.592237  # [  355.256745] Backtrace: 

 4261 12:21:13.633963  # [  355.259477] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4262 12:21:13.634374  # [  355.267319]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4263 12:21:13.634606  # [  355.273252] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4264 12:21:13.634835  # [  355.280839] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4265 12:21:13.635032  # [  355.288073]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 4266 12:21:13.635218  # [  355.296089] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4267 12:21:13.677295  # [  355.303839]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c5eee000

 4268 12:21:13.677714  # [  355.309772] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4269 12:21:13.677947  # [  355.319089]  r9:c1ad72b0 r8:c15ec020 r7:c5eeff60 r6:0000001f r5:00000000 r4:c5eee000

 4270 12:21:13.678151  # [  355.327110] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4271 12:21:13.678348  # [  355.337823] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cccdc>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)

 4272 12:21:13.720398  # [  355.349746] [<c13ccc8c>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4273 12:21:13.720828  # [  355.359925]  r5:c43d8000 r4:00000031

 4274 12:21:13.721088  # [  355.363772] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4275 12:21:13.721296  # [  355.372054] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4276 12:21:13.721488  # [  355.380242]  r9:c5eeff60 r8:c3022c00 r7:0000001f r6:b6e22000 r5:c4350c80 r4:c0c599ac

 4277 12:21:13.763418  # [  355.388263] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4278 12:21:13.763845  # [  355.396362]  r9:c07e2978 r8:c5eeff60 r7:c290d000 r6:b6e22000 r5:c4350c80 r4:00000000

 4279 12:21:13.764087  # [  355.404378] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4280 12:21:13.764292  # [  355.411784]  r10:00000004 r9:00000000 r8:00000000 r7:b6e22000 r6:c5eee000 r5:c4350c80

 4281 12:21:13.764485  # [  355.419877]  r4:c4350c80

 4282 12:21:13.764669  # [  355.422683] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4283 12:21:13.764857  # [  355.430088]  r9:c5eee000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4284 12:21:13.806518  # [  355.438103] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4285 12:21:13.806990  # [  355.445939] Exception stack(0xc5eeffa8 to 0xc5eefff0)

 4286 12:21:13.807235  # [  355.451263] ffa0:                   0000001f 0000001f 00000001 b6e22000 0000001f 00000001

 4287 12:21:13.807441  # [  355.459710] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e22000 00020000 0042fe38

 4288 12:21:13.807629  # [  355.468155] ffe0: 00000004 bec127e8 b6ee833b b6e61616

 4289 12:21:13.807816  # [  355.473538] irq event stamp: 0

 4290 12:21:13.807999  # [  355.479760] hardirqs last  enabled at (0): [<00000000>] 0x0

 4291 12:21:13.849096  # [  355.488484] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4292 12:21:13.849235  # [  355.499075] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4293 12:21:13.849297  # [  355.509700] softirqs last disabled at (0): [<00000000>] 0x0

 4294 12:21:13.849349  # [  355.518386] ---[ end trace 1286819e0a8ce1d9 ]---

 4295 12:21:13.849393  # [  355.526149] lkdtm: Negative detected: saturated

 4296 12:21:13.849436  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok

 4297 12:21:13.849479  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh

 4298 12:21:13.896144  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh

 4299 12:21:13.896577  <6>[  355.982797] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4300 12:21:13.896855  <6>[  355.989993] lkdtm: attempting bad refcount_sub_and_test() below zero

 4301 12:21:13.897081  <4>[  355.996648] ------------[ cut here ]------------

 4302 12:21:13.897291  <4>[  356.001604] WARNING: CPU: 0 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4303 12:21:13.897510  <4>[  356.010473] refcount_t: underflow; use-after-free.

 4304 12:21:13.939527  <4>[  356.015538] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4305 12:21:13.940002  <4>[  356.048119] CPU: 0 PID: 2914 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4306 12:21:13.940274  <4>[  356.056131] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4307 12:21:13.940495  <4>[  356.062925] Backtrace: 

 4308 12:21:13.982755  <4>[  356.065659] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4309 12:21:13.983215  <4>[  356.073503]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4310 12:21:13.983483  <4>[  356.079438] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4311 12:21:13.983708  <4>[  356.087023] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4312 12:21:13.983918  <4>[  356.094257]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 4313 12:21:13.984127  <4>[  356.102270] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4314 12:21:14.025964  <4>[  356.110021]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c5e3e000

 4315 12:21:14.026423  <4>[  356.115957] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4316 12:21:14.026715  <4>[  356.125274]  r9:c1ad72d0 r8:c15ec020 r7:c5e3ff60 r6:0000001f r5:c418b000 r4:c5e3e000

 4317 12:21:14.026953  <4>[  356.133295] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4318 12:21:14.069225  <4>[  356.144007] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13ccd68>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4319 12:21:14.069689  <4>[  356.155930] [<c13ccd18>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4320 12:21:14.069961  <4>[  356.166109]  r4:00000032

 4321 12:21:14.070183  <4>[  356.168916] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4322 12:21:14.070399  <4>[  356.177196] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4323 12:21:14.070608  <4>[  356.185383]  r9:c5e3ff60 r8:c3022c00 r7:0000001f r6:b6e77000 r5:c4334b40 r4:c0c599ac

 4324 12:21:14.112408  <4>[  356.193403] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4325 12:21:14.112870  <4>[  356.201503]  r9:c07e2978 r8:c5e3ff60 r7:c290d000 r6:b6e77000 r5:c4334b40 r4:00000000

 4326 12:21:14.113130  <4>[  356.209516] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4327 12:21:14.113352  <4>[  356.216921]  r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c5e3e000 r5:c4334b40

 4328 12:21:14.113563  <4>[  356.225018]  r4:c4334b40

 4329 12:21:14.113772  <4>[  356.227823] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4330 12:21:14.155586  <4>[  356.235229]  r9:c5e3e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4331 12:21:14.156049  <4>[  356.243244] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4332 12:21:14.156306  <4>[  356.251078] Exception stack(0xc5e3ffa8 to 0xc5e3fff0)

 4333 12:21:14.156524  <4>[  356.256402] ffa0:                   0000001f 0000001f 00000001 b6e77000 0000001f 00000001

 4334 12:21:14.156740  <4>[  356.264849] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e77000 00020000 004afe38

 4335 12:21:14.156947  <4>[  356.273296] ffe0: 00000004 bed2b7e8 b6f3d33b b6eb6616

 4336 12:21:14.157151  <4>[  356.278650] irq event stamp: 0

 4337 12:21:14.203135  <4>[  356.281983] hardirqs last  enabled at (0): [<00000000>] 0x0

 4338 12:21:14.203304  <4>[  356.287834] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4339 12:21:14.203386  <4>[  356.295676] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4340 12:21:14.203436  <4>[  356.303475] softirqs last disabled at (0): [<00000000>] 0x0

 4341 12:21:14.203484  <4>[  356.309347] ---[ end trace 1286819e0a8ce1da ]---

 4342 12:21:14.203531  <6>[  356.314236] lkdtm: Negative detected: saturated

 4343 12:21:14.343837  # [  355.982797] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE

 4344 12:21:14.344264  # [  355.989993] lkdtm: attempting bad refcount_sub_and_test() below zero

 4345 12:21:14.344506  # [  355.996648] ------------[ cut here ]------------

 4346 12:21:14.344706  # [  356.001604] WARNING: CPU: 0 PID: 2914 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 4347 12:21:14.344898  # [  356.010473] refcount_t: underflow; use-after-free.

 4348 12:21:14.386843  # [  356.015538] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4349 12:21:14.387312  # [  356.048119] CPU: 0 PID: 2914 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4350 12:21:14.387581  # [  356.056131] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4351 12:21:14.387797  # [  356.062925] Backtrace: 

 4352 12:21:14.429716  # [  356.065659] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4353 12:21:14.430133  # [  356.073503]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4354 12:21:14.430362  # [  356.079438] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4355 12:21:14.430566  # [  356.087023] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4356 12:21:14.430788  # [  356.094257]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 4357 12:21:14.430982  # [  356.102270] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4358 12:21:14.472836  # [  356.110021]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c5e3e000

 4359 12:21:14.473266  # [  356.115957] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 4360 12:21:14.473502  # [  356.125274]  r9:c1ad72d0 r8:c15ec020 r7:c5e3ff60 r6:0000001f r5:c418b000 r4:c5e3e000

 4361 12:21:14.473708  # [  356.133295] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 4362 12:21:14.473908  # [  356.144007] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13ccd68>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)

 4363 12:21:14.515783  # [  356.155930] [<c13ccd18>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4364 12:21:14.516204  # [  356.166109]  r4:00000032

 4365 12:21:14.516437  # [  356.168916] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4366 12:21:14.516638  # [  356.177196] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4367 12:21:14.516833  # [  356.185383]  r9:c5e3ff60 r8:c3022c00 r7:0000001f r6:b6e77000 r5:c4334b40 r4:c0c599ac

 4368 12:21:14.517024  # [  356.193403] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4369 12:21:14.559115  # [  356.201503]  r9:c07e2978 r8:c5e3ff60 r7:c290d000 r6:b6e77000 r5:c4334b40 r4:00000000

 4370 12:21:14.559546  # [  356.209516] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4371 12:21:14.559791  # [  356.216921]  r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c5e3e000 r5:c4334b40

 4372 12:21:14.559992  # [  356.225018]  r4:c4334b40

 4373 12:21:14.560184  # [  356.227823] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4374 12:21:14.560378  # [  356.235229]  r9:c5e3e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f

 4375 12:21:14.602089  # [  356.243244] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4376 12:21:14.602516  # [  356.251078] Exception stack(0xc5e3ffa8 to 0xc5e3fff0)

 4377 12:21:14.602805  # [  356.256402] ffa0:                   0000001f 0000001f 00000001 b6e77000 0000001f 00000001

 4378 12:21:14.603022  # [  356.264849] ffc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e77000 00020000 004afe38

 4379 12:21:14.603217  # [  356.273296] ffe0: 00000004 bed2b7e8 b6f3d33b b6eb6616

 4380 12:21:14.603406  # [  356.278650] irq event stamp: 0

 4381 12:21:14.603591  # [  356.281983] hardirqs last  enabled at (0): [<00000000>] 0x0

 4382 12:21:14.645164  # [  356.287834] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4383 12:21:14.645595  # [  356.295676] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4384 12:21:14.645842  # [  356.303475] softirqs last disabled at (0): [<00000000>] 0x0

 4385 12:21:14.646045  # [  356.309347] ---[ end trace 1286819e0a8ce1da ]---

 4386 12:21:14.646238  # [  356.314236] lkdtm: Negative detected: saturated

 4387 12:21:14.646429  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negativ<6>[  356.761637] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4388 12:21:14.688521  e detected: saturate<d6'>:[  o k356.768121] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4389 12:21:14.688980  

 4390 12:21:14.689231  ok 49 selftests: lkdtm: REFCOUNT<6>[  356.777072] lkdtm: Good: zero detected

 4391 12:21:14.689456  _SUB_AND_TEST_NEGATIVE.sh

 4392 12:21:14.689669  # self<6>[  356.783969] lkdtm: Correctly stayed at zero

 4393 12:21:14.689881  tests: lkdtm: REFCOUNT_INC_ZERO.s<6>[  356.791231] lkdtm: attempting bad refcount_inc() from zero

 4394 12:21:14.690092  h

 4395 12:21:14.690299  <4>[  356.799835] ------------[ cut here ]------------

 4396 12:21:14.690502  <4>[  356.804947] WARNING: CPU: 1 PID: 2947 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4397 12:21:14.731981  <4>[  356.813783] refcount_t: addition on 0; use-after-free.

 4398 12:21:14.732447  <4>[  356.819221] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4399 12:21:14.775245  <4>[  356.851707] CPU: 1 PID: 2947 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4400 12:21:14.775703  <4>[  356.859718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4401 12:21:14.775962  <4>[  356.866513] Backtrace: 

 4402 12:21:14.776188  <4>[  356.869243] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4403 12:21:14.776400  <4>[  356.877086]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4404 12:21:14.776614  <4>[  356.883021] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4405 12:21:14.776824  <4>[  356.890606] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4406 12:21:14.818306  <4>[  356.897840]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b160

 4407 12:21:14.818794  <4>[  356.905856] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4408 12:21:14.819073  <4>[  356.913608]  r7:00000019 r6:c1a2b160 r5:c1a2b170 r4:c6294000

 4409 12:21:14.819318  <4>[  356.919540] [<c13bfb80>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4410 12:21:14.819533  <4>[  356.928854]  r9:c1ad72f0 r8:c15ec020 r7:c6295f60 r6:00000012 r5:00000000 r4:c6294000

 4411 12:21:14.861641  <4>[  356.936873] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a660>] (__refcount_add.constprop.0+0x54/0x58)

 4412 12:21:14.862097  <4>[  356.946803] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cce4c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4413 12:21:14.862367  <4>[  356.956816] [<c13ccda4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4414 12:21:14.862594  <4>[  356.965866]  r5:c62d0000 r4:00000033

 4415 12:21:14.862834  <4>[  356.969715] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4416 12:21:14.863047  <4>[  356.977995] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4417 12:21:14.904843  <4>[  356.986181]  r9:c6295f60 r8:c3022c00 r7:00000012 r6:b6e1a000 r5:c4205680 r4:c0c599ac

 4418 12:21:14.905312  <4>[  356.994202] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4419 12:21:14.905576  <4>[  357.002303]  r9:c07e2978 r8:c6295f60 r7:c290d000 r6:b6e1a000 r5:c4205680 r4:00000000

 4420 12:21:14.905803  <4>[  357.010317] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4421 12:21:14.906013  <4>[  357.017723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6294000 r5:c4205680

 4422 12:21:14.906221  <4>[  357.025817]  r4:c4205680

 4423 12:21:14.948115  <4>[  357.028623] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4424 12:21:14.948575  <4>[  357.036030]  r9:c6294000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4425 12:21:14.948839  <4>[  357.044046] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4426 12:21:14.949061  <4>[  357.051881] Exception stack(0xc6295fa8 to 0xc6295ff0)

 4427 12:21:14.949277  <4>[  357.057204] 5fa0:                   00000012 00000012 00000001 b6e1a000 00000012 00000001

 4428 12:21:14.949490  <4>[  357.065652] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e1a000 00020000 0044fe38

 4429 12:21:14.991128  <4>[  357.074096] 5fe0: 00000004 be8bc7e8 b6ee033b b6e59616

 4430 12:21:14.991267  <4>[  357.079472] irq event stamp: 0

 4431 12:21:14.991335  <4>[  357.082806] hardirqs last  enabled at (0): [<00000000>] 0x0

 4432 12:21:14.991380  <4>[  357.088680] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4433 12:21:14.991453  <4>[  357.096462] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4434 12:21:14.991508  <4>[  357.104277] softirqs last disabled at (0): [<00000000>] 0x0

 4435 12:21:14.991564  <4>[  357.110157] ---[ end trace 1286819e0a8ce1db ]---

 4436 12:21:15.005916  <6>[  357.115052] lkdtm: Zero detected: saturated

 4437 12:21:15.132040  # [  356.761637] lkdtm: Performing direct entry REFCOUNT_INC_ZERO

 4438 12:21:15.132469  # [  356.768121] lkdtm: attempting safe refcount_inc_not_zero() from zero

 4439 12:21:15.132705  # [  356.777072] lkdtm: Good: zero detected

 4440 12:21:15.132904  # [  356.783969] lkdtm: Correctly stayed at zero

 4441 12:21:15.133097  # [  356.791231] lkdtm: attempting bad refcount_inc() from zero

 4442 12:21:15.133289  # [  356.799835] ------------[ cut here ]------------

 4443 12:21:15.133480  # [  356.804947] WARNING: CPU: 1 PID: 2947 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4444 12:21:15.174997  # [  356.813783] refcount_t: addition on 0; use-after-free.

 4445 12:21:15.175421  # [  356.819221] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4446 12:21:15.175677  # [  356.851707] CPU: 1 PID: 2947 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4447 12:21:15.218027  # [  356.859718] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4448 12:21:15.218447  # [  356.866513] Backtrace: 

 4449 12:21:15.218672  # [  356.869243] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4450 12:21:15.218928  # [  356.877086]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4451 12:21:15.219130  # [  356.883021] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4452 12:21:15.219324  # [  356.890606] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4453 12:21:15.261059  # [  356.897840]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b160

 4454 12:21:15.261485  # [  356.905856] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4455 12:21:15.261721  # [  356.913608]  r7:00000019 r6:c1a2b160 r5:c1a2b170 r4:c6294000

 4456 12:21:15.261923  # [  356.919540] [<c13bfb80>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4457 12:21:15.262116  # [  356.928854]  r9:c1ad72f0 r8:c15ec020 r7:c6295f60 r6:00000012 r5:00000000 r4:c6294000

 4458 12:21:15.262307  # [  356.936873] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a660>] (__refcount_add.constprop.0+0x54/0x58)

 4459 12:21:15.304146  # [  356.946803] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cce4c>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)

 4460 12:21:15.304573  # [  356.956816] [<c13ccda4>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4461 12:21:15.304811  # [  356.965866]  r5:c62d0000 r4:00000033

 4462 12:21:15.305007  # [  356.969715] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4463 12:21:15.305195  # [  356.977995] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4464 12:21:15.347405  # [  356.986181]  r9:c6295f60 r8:c3022c00 r7:00000012 r6:b6e1a000 r5:c4205680 r4:c0c599ac

 4465 12:21:15.347834  # [  356.994202] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4466 12:21:15.348078  # [  357.002303]  r9:c07e2978 r8:c6295f60 r7:c290d000 r6:b6e1a000 r5:c4205680 r4:00000000

 4467 12:21:15.348283  # [  357.010317] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4468 12:21:15.348474  # [  357.017723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c6294000 r5:c4205680

 4469 12:21:15.348661  # [  357.025817]  r4:c4205680

 4470 12:21:15.390426  # [  357.028623] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4471 12:21:15.390908  # [  357.036030]  r9:c6294000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4472 12:21:15.391158  # [  357.044046] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4473 12:21:15.391358  # [  357.051881] Exception stack(0xc6295fa8 to 0xc6295ff0)

 4474 12:21:15.391558  # [  357.057204] 5fa0:                   00000012 00000012 00000001 b6e1a000 00000012 00000001

 4475 12:21:15.391747  # [  357.065652] 5fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e1a000 00020000 0044fe38

 4476 12:21:15.391932  # [  357.074096] 5fe0: 00000004 be8bc7e8 b6ee033b b6e59616

 4477 12:21:15.433807  # [  357.079472] irq event stamp: 0

 4478 12:21:15.434232  # [  357.082806] hardirqs last  enabled at (0): [<00000000>] 0x0

 4479 12:21:15.434469  # [  357.088680] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4480 12:21:15.434734  # [  357.096462] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4481 12:21:15.434945  # [  357.104277] softirqs last disabled at (0): [<00000000>] 0x0

 4482 12:21:15.435137  # [  357.110157] ---[ end trace 1286819e0a8ce<6>[  357.549494] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4483 12:21:15.435325  1db ]---

 4484 12:21:15.476920  # [  357.115052] lkdtm:<6>[  357.557201] lkdtm: attempting safe refcount_add_not_zero() from zero

 4485 12:21:15.477350   Zero detected: saturated

 4486 12:21:15.477584  # REFC<6>[  357.566827] lkdtm: Good: zero detected

 4487 12:21:15.477782  OUNT_INC_ZERO: missing 'call trac<6>[  357.573722] lkdtm: Correctly stayed at zero

 4488 12:21:15.477982  e:': [FAIL]

 4489 12:21:15.478172  not ok 50 selftests:<6>[  357.581132] lkdtm: attempting bad refcount_add() from zero

 4490 12:21:15.478363   lkdtm: REFCOUNT_INC_ZERO.sh # ex<4>[  357.589807] ------------[ cut here ]------------

 4491 12:21:15.478549  it=1

 4492 12:21:15.520345  # selftests: lkdtm: REFCOUN<4>[  357.597485] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4493 12:21:15.520774  T_ADD_ZERO.sh

 4494 12:21:15.521013  <4>[  357.609138] refcount_t: addition on 0; use-after-free.

 4495 12:21:15.563612  <4>[  357.615813] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4496 12:21:15.564052  <4>[  357.648289] CPU: 0 PID: 2982 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4497 12:21:15.564291  <4>[  357.656302] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4498 12:21:15.564508  <4>[  357.663095] Backtrace: 

 4499 12:21:15.564723  <4>[  357.665828] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4500 12:21:15.564927  <4>[  357.673668]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4501 12:21:15.565135  <4>[  357.679601] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4502 12:21:15.606853  <4>[  357.687186] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4503 12:21:15.607319  <4>[  357.694418]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b160

 4504 12:21:15.607575  <4>[  357.702433] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4505 12:21:15.607799  <4>[  357.710186]  r7:00000019 r6:c1a2b160 r5:c1a2b170 r4:c2a2e000

 4506 12:21:15.608010  <4>[  357.716118] [<c13bfb80>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4507 12:21:15.608216  <4>[  357.725433]  r9:c1ad7304 r8:c15ec020 r7:c2a2ff60 r6:00000012 r5:00000000 r4:c2a2e000

 4508 12:21:15.649941  <4>[  357.733454] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a660>] (__refcount_add.constprop.0+0x54/0x58)

 4509 12:21:15.650402  <4>[  357.743384] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13ccf18>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4510 12:21:15.650663  <4>[  357.753396] [<c13cce70>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4511 12:21:15.650930  <4>[  357.762446]  r5:c44e5000 r4:00000034

 4512 12:21:15.651144  <4>[  357.766294] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4513 12:21:15.693186  <4>[  357.774575] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4514 12:21:15.693647  <4>[  357.782761]  r9:c2a2ff60 r8:c3022c00 r7:00000012 r6:b6e76000 r5:c428a3c0 r4:c0c599ac

 4515 12:21:15.693912  <4>[  357.790782] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4516 12:21:15.694134  <4>[  357.798883]  r9:c07e2978 r8:c2a2ff60 r7:c290d000 r6:b6e76000 r5:c428a3c0 r4:00000000

 4517 12:21:15.694347  <4>[  357.806897] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4518 12:21:15.736510  <4>[  357.814302]  r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c2a2e000 r5:c428a3c0

 4519 12:21:15.736968  <4>[  357.822396]  r4:c428a3c0

 4520 12:21:15.737230  <4>[  357.825201] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4521 12:21:15.737456  <4>[  357.832607]  r9:c2a2e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4522 12:21:15.737666  <4>[  357.840622] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4523 12:21:15.737875  <4>[  357.848458] Exception stack(0xc2a2ffa8 to 0xc2a2fff0)

 4524 12:21:15.738086  <4>[  357.853781] ffa0:                   00000012 00000012 00000001 b6e76000 00000012 00000001

 4525 12:21:15.779657  <4>[  357.862228] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6e76000 00020000 0046fe38

 4526 12:21:15.780208  <4>[  357.870675] ffe0: 00000004 bef227e8 b6f3c33b b6eb5616

 4527 12:21:15.780555  <4>[  357.876025] irq event stamp: 0

 4528 12:21:15.780859  <4>[  357.879377] hardirqs last  enabled at (0): [<00000000>] 0x0

 4529 12:21:15.781155  <4>[  357.885227] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4530 12:21:15.781439  <4>[  357.893021] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4531 12:21:15.781716  <4>[  357.900831] softirqs last disabled at (0): [<00000000>] 0x0

 4532 12:21:15.799964  <4>[  357.906682] ---[ end trace 1286819e0a8ce1dc ]---

 4533 12:21:15.800062  <6>[  357.911599] lkdtm: Zero detected: saturated

 4534 12:21:15.939342  # [  357.549494] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO

 4535 12:21:15.939768  # [  357.557201] lkdtm: attempting safe refcount_add_not_zero() from zero

 4536 12:21:15.940004  # [  357.566827] lkdtm: Good: zero detected

 4537 12:21:15.940210  # [  357.573722] lkdtm: Correctly stayed at zero

 4538 12:21:15.940403  # [  357.581132] lkdtm: attempting bad refcount_add() from zero

 4539 12:21:15.940597  # [  357.589807] ------------[ cut here ]------------

 4540 12:21:15.940783  # [  357.597485] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174

 4541 12:21:15.940967  # [  357.609138] refcount_t: addition on 0; use-after-free.

 4542 12:21:15.982333  # [  357.615813] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4543 12:21:15.982794  # [  357.648289] CPU: 0 PID: 2982 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4544 12:21:16.025481  # [  357.656302] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4545 12:21:16.025904  # [  357.663095] Backtrace: 

 4546 12:21:16.026135  # [  357.665828] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4547 12:21:16.026339  # [  357.673668]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4548 12:21:16.026532  # [  357.679601] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4549 12:21:16.026747  # [  357.687186] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4550 12:21:16.026945  # [  357.694418]  r9:00000009 r8:c0876008 r7:00000019 r6:00000009 r5:c0876008 r4:c1a2b160

 4551 12:21:16.068379  # [  357.702433] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4552 12:21:16.068825  # [  357.710186]  r7:00000019 r6:c1a2b160 r5:c1a2b170 r4:c2a2e000

 4553 12:21:16.069069  # [  357.716118] [<c13bfb80>] (warn_slowpath_fmt) from [<c0876008>] (refcount_warn_saturate+0x108/0x174)

 4554 12:21:16.069274  # [  357.725433]  r9:c1ad7304 r8:c15ec020 r7:c2a2ff60 r6:00000012 r5:00000000 r4:c2a2e000

 4555 12:21:16.069467  # [  357.733454] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a660>] (__refcount_add.constprop.0+0x54/0x58)

 4556 12:21:16.111501  # [  357.743384] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13ccf18>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)

 4557 12:21:16.111923  # [  357.753396] [<c13cce70>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4558 12:21:16.112160  # [  357.762446]  r5:c44e5000 r4:00000034

 4559 12:21:16.112358  # [  357.766294] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4560 12:21:16.112551  # [  357.774575] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4561 12:21:16.112740  # [  357.782761]  r9:c2a2ff60 r8:c3022c00 r7:00000012 r6:b6e76000 r5:c428a3c0 r4:c0c599ac

 4562 12:21:16.154649  # [  357.790782] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4563 12:21:16.155118  # [  357.798883]  r9:c07e2978 r8:c2a2ff60 r7:c290d000 r6:b6e76000 r5:c428a3c0 r4:00000000

 4564 12:21:16.155367  # [  357.806897] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4565 12:21:16.155571  # [  357.814302]  r10:00000004 r9:00000000 r8:00000000 r7:b6e76000 r6:c2a2e000 r5:c428a3c0

 4566 12:21:16.155763  # [  357.822396]  r4:c428a3c0

 4567 12:21:16.155949  # [  357.825201] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4568 12:21:16.197709  # [  357.832607]  r9:c2a2e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 4569 12:21:16.198132  # [  357.840622] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4570 12:21:16.198373  # [  357.848458] Exception stack(0xc2a2ffa8 to 0xc2a2fff0)

 4571 12:21:16.198579  # [  357.853781] ffa0:                   00000012 00000012 00000001 b6e76000 00000012 00000001

 4572 12:21:16.198806  # [  357.862228] ffc0: 00000012 00000012 7ff00000 00000004 00000001 b6e76000 00020000 0046fe38

 4573 12:21:16.199011  # [  357.870675] ffe0: 00000004 bef227e8 b6f3c33b b6eb5616

 4574 12:21:16.199202  # [  357.876025] irq event stamp: 0

 4575 12:21:16.240719  # [  357.879377] hardirqs last  enabled at (0): [<00000000>] 0x0

 4576 12:21:16.241148  # [  357.885227] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4577 12:21:16.241398  # [  357.893021] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4578 12:21:16.241601  # [  357.900831] softirqs last disabled at (0): [<00000000>] 0x0

 4579 12:21:16.241791  # [  357.906682] ---[ end trace 1286819e0a8ce1dc ]---

 4580 12:21:16.241982  # [  357.911599] lkdtm: Zero detected: saturated

 4581 12:21:16.242166  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]

 4582 12:21:16.284325  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1

 4583 12:21:16.284749  # <6>[  358.368162] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4584 12:21:16.284982  selftests: lkdtm: REFCOUNT_INC_SA<6>[  358.374983] lkdtm: attempting bad refcount_inc() from saturated

 4585 12:21:16.285186  TURATED.sh

 4586 12:21:16.285381  <4>[  358.384138] ------------[ cut here ]------------

 4587 12:21:16.285572  <4>[  358.390022] WARNING: CPU: 0 PID: 3020 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4588 12:21:16.285764  <4>[  358.398767] refcount_t: saturated; leaking memory.

 4589 12:21:16.327839  <4>[  358.403831] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4590 12:21:16.328311  <4>[  358.436403] CPU: 0 PID: 3020 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4591 12:21:16.328575  <4>[  358.444416] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4592 12:21:16.328798  <4>[  358.451210] Backtrace: 

 4593 12:21:16.371029  <4>[  358.453942] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4594 12:21:16.371493  <4>[  358.461783]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4595 12:21:16.371759  <4>[  358.467716] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4596 12:21:16.371981  <4>[  358.475300] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4597 12:21:16.372192  <4>[  358.482534]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 4598 12:21:16.414230  <4>[  358.490551] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4599 12:21:16.414723  <4>[  358.498301]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c6162000

 4600 12:21:16.414994  <4>[  358.504233] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4601 12:21:16.415226  <4>[  358.513462]  r9:c1ad7318 r8:c15ec020 r7:c6163f60 r6:00000017 r5:c6351000 r4:c6162000

 4602 12:21:16.415441  <4>[  358.521482] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 4603 12:21:16.457409  <4>[  358.531414] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13ccf88>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4604 12:21:16.457868  <4>[  358.541862] [<c13ccf3c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4605 12:21:16.458126  <4>[  358.551347]  r4:00000035

 4606 12:21:16.458368  <4>[  358.554154] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4607 12:21:16.458583  <4>[  358.562436] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4608 12:21:16.458822  <4>[  358.570622]  r9:c6163f60 r8:c3022c00 r7:00000017 r6:b6e77000 r5:c6102280 r4:c0c599ac

 4609 12:21:16.500527  <4>[  358.578641] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4610 12:21:16.500976  <4>[  358.586741]  r9:c07e2978 r8:c6163f60 r7:c290d000 r6:b6e77000 r5:c6102280 r4:00000000

 4611 12:21:16.501235  <4>[  358.594755] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4612 12:21:16.501455  <4>[  358.602161]  r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c6162000 r5:c6102280

 4613 12:21:16.501666  <4>[  358.610255]  r4:c6102280

 4614 12:21:16.501876  <4>[  358.613063] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4615 12:21:16.543911  <4>[  358.620467]  r9:c6162000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4616 12:21:16.544372  <4>[  358.628482] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4617 12:21:16.544631  <4>[  358.636318] Exception stack(0xc6163fa8 to 0xc6163ff0)

 4618 12:21:16.544856  <4>[  358.641642] 3fa0:                   00000017 00000017 00000001 b6e77000 00000017 00000001

 4619 12:21:16.545070  <4>[  358.650089] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e77000 00020000 0049fe38

 4620 12:21:16.545279  <4>[  358.658534] 3fe0: 00000004 beec37e8 b6f3d33b b6eb6616

 4621 12:21:16.545481  <4>[  358.663891] irq event stamp: 0

 4622 12:21:16.592043  <4>[  358.667225] hardirqs last  enabled at (0): [<00000000>] 0x0

 4623 12:21:16.592466  <4>[  358.673104] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4624 12:21:16.592699  <4>[  358.680903] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4625 12:21:16.592907  <4>[  358.688699] softirqs last disabled at (0): [<00000000>] 0x0

 4626 12:21:16.593105  <4>[  358.694545] ---[ end trace 1286819e0a8ce1dd ]---

 4627 12:21:16.593297  <6>[  358.699462] lkdtm: Saturation detected: still saturated

 4628 12:21:16.734386  # [  358.368162] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED

 4629 12:21:16.734844  # [  358.374983] lkdtm: attempting bad refcount_inc() from saturated

 4630 12:21:16.735092  # [  358.384138] ------------[ cut here ]------------

 4631 12:21:16.735293  # [  358.390022] WARNING: CPU: 0 PID: 3020 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4632 12:21:16.735485  # [  358.398767] refcount_t: saturated; leaking memory.

 4633 12:21:16.777355  # [  358.403831] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4634 12:21:16.777791  # [  358.436403] CPU: 0 PID: 3020 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4635 12:21:16.778031  # [  358.444416] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4636 12:21:16.778233  # [  358.451210] Backtrace: 

 4637 12:21:16.820371  # [  358.453942] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4638 12:21:16.820792  # [  358.461783]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4639 12:21:16.821025  # [  358.467716] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4640 12:21:16.821230  # [  358.475300] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4641 12:21:16.821421  # [  358.482534]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 4642 12:21:16.821605  # [  358.490551] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4643 12:21:16.863388  # [  358.498301]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c6162000

 4644 12:21:16.863804  # [  358.504233] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4645 12:21:16.864044  # [  358.513462]  r9:c1ad7318 r8:c15ec020 r7:c6163f60 r6:00000017 r5:c6351000 r4:c6162000

 4646 12:21:16.864251  # [  358.521482] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 4647 12:21:16.864445  # [  358.531414] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13ccf88>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)

 4648 12:21:16.906454  # [  358.541862] [<c13ccf3c>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4649 12:21:16.906902  # [  358.551347]  r4:00000035

 4650 12:21:16.907141  # [  358.554154] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4651 12:21:16.907347  # [  358.562436] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4652 12:21:16.907540  # [  358.570622]  r9:c6163f60 r8:c3022c00 r7:00000017 r6:b6e77000 r5:c6102280 r4:c0c599ac

 4653 12:21:16.907728  # [  358.578641] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4654 12:21:16.949721  # [  358.586741]  r9:c07e2978 r8:c6163f60 r7:c290d000 r6:b6e77000 r5:c6102280 r4:00000000

 4655 12:21:16.950154  # [  358.594755] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4656 12:21:16.950398  # [  358.602161]  r10:00000004 r9:00000000 r8:00000000 r7:b6e77000 r6:c6162000 r5:c6102280

 4657 12:21:16.950599  # [  358.610255]  r4:c6102280

 4658 12:21:16.950819  # [  358.613063] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4659 12:21:16.951009  # [  358.620467]  r9:c6162000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4660 12:21:16.992788  # [  358.628482] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4661 12:21:16.993250  # [  358.636318] Exception stack(0xc6163fa8 to 0xc6163ff0)

 4662 12:21:16.993521  # [  358.641642] 3fa0:                   00000017 00000017 00000001 b6e77000 00000017 00000001

 4663 12:21:16.993727  # [  358.650089] 3fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e77000 00020000 0049fe38

 4664 12:21:16.993921  # [  358.658534] 3fe0: 00000004 beec37e8 b6f3d33b b6eb6616

 4665 12:21:16.994109  # [  358.663891] irq event stamp: 0

 4666 12:21:16.994292  # [  358.667225] hardirqs last  enabled at (0): [<00000000>] 0x0

 4667 12:21:17.035735  # [  358.673104] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4668 12:21:17.036152  # [  358.680903] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4669 12:21:17.036388  # [  358.688699] softirqs last disabled at (0): [<00000000>] 0x0

 4670 12:21:17.036593  # [  358.694545] ---[ end trace 1286819e0a8ce<6>[  359.138522] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4671 12:21:17.036785  1dd ]---

 4672 12:21:17.036980  # [  3<568>.[6 9 934569.145340] lkdtm: attempting bad refcount_dec() from saturated

 4673 12:21:17.037170  ] lkdtm: Saturation detected: sti<4>[  359.153653] ------------[ cut here ]------------

 4674 12:21:17.037355  ll saturated

 4675 12:21:17.078974  # REFCOUNT_INC_SATU<4>[  359.161440] WARNING: CPU: 3 PID: 3056 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4676 12:21:17.079437  RATED: saw 'Saturation detected: <4>[  359.172943] refcount_t: decrement hit 0; leaking memory.

 4677 12:21:17.079696  still saturated': ok

 4678 12:21:17.122176  ok 52 selft<4>[  359.181371] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4679 12:21:17.122646  ests: lkdtm: REFCOUNT_INC_SATURAT<4>[  359.216385] CPU: 3 PID: 3056 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4680 12:21:17.122943  ED.sh

 4681 12:21:17.123169  # se<l4f>t[e s t3s5:9 .l2k7210] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4682 12:21:17.123377  dtm: REFCOUNT_DEC_<S4A>T[U R A3T59.235820] Backtrace: 

 4683 12:21:17.123583  D.sh

 4684 12:21:17.123782  <4>[  359.240711] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4685 12:21:17.165308  <4>[  359.249050]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4686 12:21:17.165761  <4>[  359.254983] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4687 12:21:17.166020  <4>[  359.262568] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4688 12:21:17.166245  <4>[  359.269799]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4689 12:21:17.166456  <4>[  359.277814] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4690 12:21:17.166660  <4>[  359.285566]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c4284000

 4691 12:21:17.208511  <4>[  359.291500] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4692 12:21:17.208972  <4>[  359.300729]  r9:c1ad7330 r8:c15ec020 r7:c4285f60 r6:00000017 r5:c44e6000 r4:c4284000

 4693 12:21:17.209233  <4>[  359.308748] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4694 12:21:17.209450  <4>[  359.318676] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccff4>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4695 12:21:17.251637  <4>[  359.329126] [<c13ccfac>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4696 12:21:17.252093  <4>[  359.338611]  r4:00000036

 4697 12:21:17.252353  <4>[  359.341417] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4698 12:21:17.252578  <4>[  359.349699] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4699 12:21:17.252792  <4>[  359.357886]  r9:c4285f60 r8:c3022c00 r7:00000017 r6:b6dbd000 r5:c606c500 r4:c0c599ac

 4700 12:21:17.253004  <4>[  359.365906] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4701 12:21:17.295023  <4>[  359.374006]  r9:c07e2978 r8:c4285f60 r7:c290d000 r6:b6dbd000 r5:c606c500 r4:00000000

 4702 12:21:17.295483  <4>[  359.382020] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4703 12:21:17.295741  <4>[  359.389427]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c4284000 r5:c606c500

 4704 12:21:17.295962  <4>[  359.397521]  r4:c606c500

 4705 12:21:17.296169  <4>[  359.400327] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4706 12:21:17.296383  <4>[  359.407733]  r9:c4284000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4707 12:21:17.338204  <4>[  359.415749] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4708 12:21:17.338655  <4>[  359.423585] Exception stack(0xc4285fa8 to 0xc4285ff0)

 4709 12:21:17.338937  <4>[  359.428910] 5fa0:                   00000017 00000017 00000001 b6dbd000 00000017 00000001

 4710 12:21:17.339166  <4>[  359.437356] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbd000 00020000 004cfe38

 4711 12:21:17.339376  <4>[  359.445800] 5fe0: 00000004 bed5d7e8 b6e8333b b6dfc616

 4712 12:21:17.339583  <4>[  359.451162] irq event stamp: 0

 4713 12:21:17.339788  <4>[  359.454496] hardirqs last  enabled at (0): [<00000000>] 0x0

 4714 12:21:17.375814  <4>[  359.460373] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4715 12:21:17.376195  <4>[  359.468137] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4716 12:21:17.376436  <4>[  359.475947] softirqs last disabled at (0): [<00000000>] 0x0

 4717 12:21:17.376636  <4>[  359.481851] ---[ end trace 1286819e0a8ce1de ]---

 4718 12:21:17.376827  <6>[  359.486752] lkdtm: Saturation detected: still saturated

 4719 12:21:17.506268  # [  359.138522] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED

 4720 12:21:17.506718  # [  359.145340] lkdtm: attempting bad refcount_dec() from saturated

 4721 12:21:17.506971  # [  359.153653] ------------[ cut here ]------------

 4722 12:21:17.507175  # [  359.161440] WARNING: CPU: 3 PID: 3056 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174

 4723 12:21:17.507371  # [  359.172943] refcount_t: decrement hit 0; leaking memory.

 4724 12:21:17.549336  # [  359.181371] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4725 12:21:17.549796  # [  359.216385] CPU: 3 PID: 3056 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4726 12:21:17.550031  # [  359.227210] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4727 12:21:17.550240  # [  359.235820] Backtrace: 

 4728 12:21:17.592352  # [  359.240711] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4729 12:21:17.592774  # [  359.249050]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4730 12:21:17.593005  # [  359.254983] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4731 12:21:17.593208  # [  359.262568] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4732 12:21:17.593398  # [  359.269799]  r9:00000009 r8:c0875f6c r7:0000001f r6:00000009 r5:c0875f6c r4:c1a2b160

 4733 12:21:17.593587  # [  359.277814] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4734 12:21:17.635439  # [  359.285566]  r7:0000001f r6:c1a2b160 r5:c1a2b1c4 r4:c4284000

 4735 12:21:17.635829  # [  359.291500] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875f6c>] (refcount_warn_saturate+0x6c/0x174)

 4736 12:21:17.636063  # [  359.300729]  r9:c1ad7330 r8:c15ec020 r7:c4285f60 r6:00000017 r5:c44e6000 r4:c4284000

 4737 12:21:17.636247  # [  359.308748] [<c0875f00>] (refcount_warn_saturate) from [<c13cc874>] (__refcount_dec.constprop.0+0x38/0x3c)

 4738 12:21:17.636421  # [  359.318676] [<c13cc83c>] (__refcount_dec.constprop.0) from [<c13ccff4>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)

 4739 12:21:17.678574  # [  359.329126] [<c13ccfac>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4740 12:21:17.679032  # [  359.338611]  r4:00000036

 4741 12:21:17.679283  # [  359.341417] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4742 12:21:17.679489  # [  359.349699] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4743 12:21:17.679680  # [  359.357886]  r9:c4285f60 r8:c3022c00 r7:00000017 r6:b6dbd000 r5:c606c500 r4:c0c599ac

 4744 12:21:17.679867  # [  359.365906] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4745 12:21:17.721707  # [  359.374006]  r9:c07e2978 r8:c4285f60 r7:c290d000 r6:b6dbd000 r5:c606c500 r4:00000000

 4746 12:21:17.722133  # [  359.382020] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4747 12:21:17.722374  # [  359.389427]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbd000 r6:c4284000 r5:c606c500

 4748 12:21:17.722575  # [  359.397521]  r4:c606c500

 4749 12:21:17.722793  # [  359.400327] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4750 12:21:17.722989  # [  359.407733]  r9:c4284000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4751 12:21:17.764712  # [  359.415749] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4752 12:21:17.765140  # [  359.423585] Exception stack(0xc4285fa8 to 0xc4285ff0)

 4753 12:21:17.765373  # [  359.428910] 5fa0:                   00000017 00000017 00000001 b6dbd000 00000017 00000001

 4754 12:21:17.765583  # [  359.437356] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6dbd000 00020000 004cfe38

 4755 12:21:17.765774  # [  359.445800] 5fe0: 00000004 bed5d7e8 b6e8333b b6dfc616

 4756 12:21:17.765960  # [  359.451162] irq event stamp: 0

 4757 12:21:17.766142  # [  359.454496] hardirqs last  enabled at (0): [<00000000>] 0x0

 4758 12:21:17.807823  # [  359.460373] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4759 12:21:17.808250  # [  359.468137] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4760 12:21:17.808493  # [  359.475947] softirqs last disabled at (0): [<00000000>] 0x0

 4761 12:21:17.808699  # [  359.481851] ---[ end trace 1286819e0a8ce1de ]---

 4762 12:21:17.808892  # [  359.486752] lkdtm: Saturation detected: still saturated

 4763 12:21:17.809079  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok

 4764 12:21:17.809262  ok 53 selftests: lkdtm: REFCOUNT_D<6>[  359.924837] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4765 12:21:17.809446  EC_SATURATED.sh

 4766 12:21:17.852379  # selftests: lkd<6>[  359.933634] lkdtm: attempting bad refcount_dec() from saturated

 4767 12:21:17.852794  tm: REFCOUNT_ADD_SATURATED.sh

 4768 12:21:17.853030  <4>[  359.942671] ------------[ cut here ]------------

 4769 12:21:17.853234  <4>[  359.950309] WARNING: CPU: 0 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4770 12:21:17.853423  <4>[  359.960026] refcount_t: saturated; leaking memory.

 4771 12:21:17.895681  <4>[  359.965093] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4772 12:21:17.896117  <4>[  359.997600] CPU: 0 PID: 3092 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4773 12:21:17.896359  <4>[  360.005613] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4774 12:21:17.896566  <4>[  360.012407] Backtrace: 

 4775 12:21:17.896756  <4>[  360.015140] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4776 12:21:17.939057  <4>[  360.022983]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4777 12:21:17.939517  <4>[  360.028916] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4778 12:21:17.939774  <4>[  360.036500] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4779 12:21:17.940000  <4>[  360.043733]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 4780 12:21:17.940208  <4>[  360.051748] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4781 12:21:17.940412  <4>[  360.059501]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c4284000

 4782 12:21:17.982237  <4>[  360.065435] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4783 12:21:17.982730  <4>[  360.074664]  r9:c1ad7348 r8:c15ec020 r7:c4285f60 r6:00000017 r5:c44e5000 r4:c4284000

 4784 12:21:17.983003  <4>[  360.082685] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 4785 12:21:17.983224  <4>[  360.092617] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cd064>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4786 12:21:18.025460  <4>[  360.103065] [<c13cd018>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4787 12:21:18.025919  <4>[  360.112550]  r4:00000037

 4788 12:21:18.026177  <4>[  360.115357] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4789 12:21:18.026399  <4>[  360.123638] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4790 12:21:18.026615  <4>[  360.131826]  r9:c4285f60 r8:c3022c00 r7:00000017 r6:b6e52000 r5:c6103b80 r4:c0c599ac

 4791 12:21:18.026859  <4>[  360.139847] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4792 12:21:18.068671  <4>[  360.147946]  r9:c07e2978 r8:c4285f60 r7:c290d000 r6:b6e52000 r5:c6103b80 r4:00000000

 4793 12:21:18.069129  <4>[  360.155961] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4794 12:21:18.069395  <4>[  360.163367]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c4284000 r5:c6103b80

 4795 12:21:18.069619  <4>[  360.171462]  r4:c6103b80

 4796 12:21:18.069830  <4>[  360.174267] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4797 12:21:18.070042  <4>[  360.181674]  r9:c4284000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4798 12:21:18.111946  <4>[  360.189689] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4799 12:21:18.112404  <4>[  360.197525] Exception stack(0xc4285fa8 to 0xc4285ff0)

 4800 12:21:18.112667  <4>[  360.202845] 5fa0:                   00000017 00000017 00000001 b6e52000 00000017 00000001

 4801 12:21:18.112896  <4>[  360.211294] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e52000 00020000 004dfe38

 4802 12:21:18.113112  <4>[  360.219738] 5fe0: 00000004 be8597e8 b6f1833b b6e91616

 4803 12:21:18.113320  <4>[  360.225083] irq event stamp: 0

 4804 12:21:18.113527  <4>[  360.228414] hardirqs last  enabled at (0): [<00000000>] 0x0

 4805 12:21:18.148678  <4>[  360.234284] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4806 12:21:18.149104  <4>[  360.242063] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4807 12:21:18.149342  <4>[  360.249838] softirqs last disabled at (0): [<00000000>] 0x0

 4808 12:21:18.149545  <4>[  360.255682] ---[ end trace 1286819e0a8ce1df ]---

 4809 12:21:18.149739  <6>[  360.260592] lkdtm: Saturation detected: still saturated

 4810 12:21:18.282092  # [  359.924837] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED

 4811 12:21:18.282519  # [  359.933634] lkdtm: attempting bad refcount_dec() from saturated

 4812 12:21:18.282797  # [  359.942671] ------------[ cut here ]------------

 4813 12:21:18.283006  # [  359.950309] WARNING: CPU: 0 PID: 3092 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174

 4814 12:21:18.283200  # [  359.960026] refcount_t: saturated; leaking memory.

 4815 12:21:18.325079  # [  359.965093] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4816 12:21:18.325514  # [  359.997600] CPU: 0 PID: 3092 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4817 12:21:18.325751  # [  360.005613] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4818 12:21:18.325953  # [  360.012407] Backtrace: 

 4819 12:21:18.367995  # [  360.015140] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4820 12:21:18.368412  # [  360.022983]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4821 12:21:18.368649  # [  360.028916] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4822 12:21:18.368851  # [  360.036500] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4823 12:21:18.369041  # [  360.043733]  r9:00000009 r8:c0875fd4 r7:00000016 r6:00000009 r5:c0875fd4 r4:c1a2b160

 4824 12:21:18.369232  # [  360.051748] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4825 12:21:18.410897  # [  360.059501]  r7:00000016 r6:c1a2b160 r5:c1a2b138 r4:c4284000

 4826 12:21:18.411313  # [  360.065435] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fd4>] (refcount_warn_saturate+0xd4/0x174)

 4827 12:21:18.411546  # [  360.074664]  r9:c1ad7348 r8:c15ec020 r7:c4285f60 r6:00000017 r5:c44e5000 r4:c4284000

 4828 12:21:18.411752  # [  360.082685] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a650>] (__refcount_add.constprop.0+0x44/0x58)

 4829 12:21:18.411946  # [  360.092617] [<c0c5a60c>] (__refcount_add.constprop.0) from [<c13cd064>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)

 4830 12:21:18.454121  # [  360.103065] [<c13cd018>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4831 12:21:18.454541  # [  360.112550]  r4:00000037

 4832 12:21:18.454798  # [  360.115357] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4833 12:21:18.455006  # [  360.123638] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4834 12:21:18.455196  # [  360.131826]  r9:c4285f60 r8:c3022c00 r7:00000017 r6:b6e52000 r5:c6103b80 r4:c0c599ac

 4835 12:21:18.455382  # [  360.139847] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4836 12:21:18.497350  # [  360.147946]  r9:c07e2978 r8:c4285f60 r7:c290d000 r6:b6e52000 r5:c6103b80 r4:00000000

 4837 12:21:18.497775  # [  360.155961] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4838 12:21:18.498012  # [  360.163367]  r10:00000004 r9:00000000 r8:00000000 r7:b6e52000 r6:c4284000 r5:c6103b80

 4839 12:21:18.498214  # [  360.171462]  r4:c6103b80

 4840 12:21:18.498407  # [  360.174267] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4841 12:21:18.498590  # [  360.181674]  r9:c4284000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017

 4842 12:21:18.540349  # [  360.189689] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4843 12:21:18.540782  # [  360.197525] Exception stack(0xc4285fa8 to 0xc4285ff0)

 4844 12:21:18.541030  # [  360.202845] 5fa0:                   00000017 00000017 00000001 b6e52000 00000017 00000001

 4845 12:21:18.541230  # [  360.211294] 5fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e52000 00020000 004dfe38

 4846 12:21:18.541422  # [  360.219738] 5fe0: 00000004 be8597e8 b6f1833b b6e91616

 4847 12:21:18.541611  # [  360.225083] irq event stamp: 0

 4848 12:21:18.541792  # [  360.228414] hardirqs last  enabled at (0): [<00000000>] 0x0

 4849 12:21:18.583396  # [  360.234284] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4850 12:21:18.583819  # [  360.242063] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4851 12:21:18.584053  # [  360.249838] softirqs last disabled at (0): [<00000000>] 0x0

 4852 12:21:18.584253  # [  360.255682] ---[ end trace 1286819e0a8ce1df ]---

 4853 12:21:18.584447  # [  360.260592] lkdtm: Saturation detected: still saturated

 4854 12:21:18.584638  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: <6>[  360.695081] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4855 12:21:18.584826  still saturated': ok

 4856 12:21:18.626936  ok 54 selft<6>[  360.704585] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4857 12:21:18.627361  ests: lkdtm: REFCOUNT_ADD_SATURAT<4>[  360.714505] ------------[ cut here ]------------

 4858 12:21:18.627588  ED.sh

 4859 12:21:18.627789  # selftests: lkdtm: REFCOU<4>[  360.722203] WARNING: CPU: 2 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4860 12:21:18.627980  NT_INC_NOT_ZERO_SATURATED.sh

 4861 12:21:18.628171  <4>[  360.733696] refcount_t: saturated; leaking memory.

 4862 12:21:18.670179  <4>[  360.741330] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4863 12:21:18.670644  <4>[  360.773832] CPU: 2 PID: 3125 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4864 12:21:18.670935  <4>[  360.781844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4865 12:21:18.671160  <4>[  360.788637] Backtrace: 

 4866 12:21:18.713334  <4>[  360.791369] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4867 12:21:18.713797  <4>[  360.799211]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4868 12:21:18.714046  <4>[  360.805143] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4869 12:21:18.714264  <4>[  360.812730] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4870 12:21:18.714471  <4>[  360.819963]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 4871 12:21:18.714672  <4>[  360.827978] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4872 12:21:18.756624  <4>[  360.835730]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c5abe000

 4873 12:21:18.757080  <4>[  360.841664] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 4874 12:21:18.757340  <4>[  360.850893]  r9:c1ad7360 r8:c15ec020 r7:c5abff60 r6:00000020 r5:c63d7000 r4:c0000000

 4875 12:21:18.757562  <4>[  360.858913] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4876 12:21:18.757777  <4>[  360.869623] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13cd0d8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4877 12:21:18.799776  <4>[  360.881626]  r5:c63d7000 r4:c5abe000

 4878 12:21:18.800231  <4>[  360.885480] [<c13cd088>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4879 12:21:18.800482  <4>[  360.895744]  r4:00000038

 4880 12:21:18.800701  <4>[  360.898552] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4881 12:21:18.800914  <4>[  360.906833] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4882 12:21:18.801117  <4>[  360.915020]  r9:c5abff60 r8:c3022c00 r7:00000020 r6:b6df8000 r5:c606d180 r4:c0c599ac

 4883 12:21:18.842866  <4>[  360.923040] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4884 12:21:18.843326  <4>[  360.931142]  r9:c07e2978 r8:c5abff60 r7:c290d000 r6:b6df8000 r5:c606d180 r4:00000000

 4885 12:21:18.843581  <4>[  360.939156] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4886 12:21:18.843803  <4>[  360.946562]  r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5abe000 r5:c606d180

 4887 12:21:18.844010  <4>[  360.954656]  r4:c606d180

 4888 12:21:18.844209  <4>[  360.957462] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4889 12:21:18.886378  <4>[  360.964867]  r9:c5abe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 4890 12:21:18.886865  <4>[  360.972882] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4891 12:21:18.887130  <4>[  360.980718] Exception stack(0xc5abffa8 to 0xc5abfff0)

 4892 12:21:18.887352  <4>[  360.986041] ffa0:                   00000020 00000020 00000001 b6df8000 00000020 00000001

 4893 12:21:18.887562  <4>[  360.994490] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6df8000 00020000 004cfe38

 4894 12:21:18.887768  <4>[  361.002935] ffe0: 00000004 be8747e8 b6ebe33b b6e37616

 4895 12:21:18.887971  <4>[  361.008321] irq event stamp: 0

 4896 12:21:18.934413  <4>[  361.011681] hardirqs last  enabled at (0): [<00000000>] 0x0

 4897 12:21:18.934855  <4>[  361.017532] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4898 12:21:18.935087  <4>[  361.025354] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4899 12:21:18.935287  <4>[  361.033166] softirqs last disabled at (0): [<00000000>] 0x0

 4900 12:21:18.935472  <4>[  361.039046] ---[ end trace 1286819e0a8ce1e0 ]---

 4901 12:21:18.935655  <6>[  361.043938] lkdtm: Saturation detected: still saturated

 4902 12:21:19.064377  # [  360.695081] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED

 4903 12:21:19.064809  # [  360.704585] lkdtm: attempting bad refcount_inc_not_zero() from saturated

 4904 12:21:19.065047  # [  360.714505] ------------[ cut here ]------------

 4905 12:21:19.065247  # [  360.722203] WARNING: CPU: 2 PID: 3125 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4906 12:21:19.065434  # [  360.733696] refcount_t: saturated; leaking memory.

 4907 12:21:19.107345  # [  360.741330] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4908 12:21:19.107786  # [  360.773832] CPU: 2 PID: 3125 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4909 12:21:19.108015  # [  360.781844] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4910 12:21:19.108236  # [  360.788637] Backtrace: 

 4911 12:21:19.150398  # [  360.791369] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4912 12:21:19.150884  # [  360.799211]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4913 12:21:19.151120  # [  360.805143] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4914 12:21:19.151320  # [  360.812730] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4915 12:21:19.151510  # [  360.819963]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 4916 12:21:19.151699  # [  360.827978] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4917 12:21:19.193474  # [  360.835730]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c5abe000

 4918 12:21:19.193893  # [  360.841664] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 4919 12:21:19.194124  # [  360.850893]  r9:c1ad7360 r8:c15ec020 r7:c5abff60 r6:00000020 r5:c63d7000 r4:c0000000

 4920 12:21:19.194327  # [  360.858913] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4921 12:21:19.194520  # [  360.869623] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13cd0d8>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)

 4922 12:21:19.236666  # [  360.881626]  r5:c63d7000 r4:c5abe000

 4923 12:21:19.237086  # [  360.885480] [<c13cd088>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4924 12:21:19.237319  # [  360.895744]  r4:00000038

 4925 12:21:19.237514  # [  360.898552] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4926 12:21:19.237706  # [  360.906833] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4927 12:21:19.237892  # [  360.915020]  r9:c5abff60 r8:c3022c00 r7:00000020 r6:b6df8000 r5:c606d180 r4:c0c599ac

 4928 12:21:19.279553  # [  360.923040] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4929 12:21:19.279978  # [  360.931142]  r9:c07e2978 r8:c5abff60 r7:c290d000 r6:b6df8000 r5:c606d180 r4:00000000

 4930 12:21:19.280215  # [  360.939156] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4931 12:21:19.280415  # [  360.946562]  r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5abe000 r5:c606d180

 4932 12:21:19.280604  # [  360.954656]  r4:c606d180

 4933 12:21:19.280788  # [  360.957462] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4934 12:21:19.322828  # [  360.964867]  r9:c5abe000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 4935 12:21:19.323284  # [  360.972882] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4936 12:21:19.323548  # [  360.980718] Exception stack(0xc5abffa8 to 0xc5abfff0)

 4937 12:21:19.323770  # [  360.986041] ffa0:                   00000020 00000020 00000001 b6df8000 00000020 00000001

 4938 12:21:19.323989  # [  360.994490] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6df8000 00020000 004cfe38

 4939 12:21:19.324195  # [  361.002935] ffe0: 00000004 be8747e8 b6ebe33b b6e37616

 4940 12:21:19.324396  # [  361.008321] irq event stamp: 0

 4941 12:21:19.365869  # [  361.011681] hardirqs last  enabled at (0): [<00000000>] 0x0

 4942 12:21:19.366290  # [  361.017532] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4943 12:21:19.366527  # [  361.025354] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4944 12:21:19.366764  # [  361.033166] softirqs last disabled at (0): [<00000000>] 0x0

 4945 12:21:19.366963  # [  361.039046] ---[ end trace 1286819e0a8ce1e0 ]---

 4946 12:21:19.367149  # [  361.043938] lkdtm: Saturation detected: sti<6>[  361.480690] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED

 4947 12:21:19.367337  ll saturated

 4948 12:21:19.408837  # REFCOUNT_INC_NOT_<6>[  361.489642] lkdtm: attempting bad refcount_add_not_zero() from saturated

 4949 12:21:19.409297  ZERO_SATURATED: missing 'call tra<4>[  361.499440] ------------[ cut here ]------------

 4950 12:21:19.409553  ce:': [FAIL]

 4951 12:21:19.409781  not ok 55 selftests<4>[  361.507159] WARNING: CPU: 3 PID: 3160 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174

 4952 12:21:19.409999  : lkdtm: REFCOUNT_INC_NOT_ZERO_SA<4>[  361.518869] refcount_t: saturated; leaking memory.

 4953 12:21:19.410208  TURATED.sh # exit=1

 4954 12:21:19.452032  # selftests:<4>[  361.526628] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 4955 12:21:19.452510   lkdtm: REFCOUNT_ADD_NOT_ZERO_SAT<4>[  361.561663] CPU: 3 PID: 3160 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 4956 12:21:19.452774  URATED.sh

 4957 12:21:19.452990  <

 4958 12:21:19.495383  4>[  361.572485] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 4959 12:21:19.495844  <4>[  361.580228] Backtrace: 

 4960 12:21:19.496099  <4>[  361.582960] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 4961 12:21:19.496316  <4>[  361.590802]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 4962 12:21:19.496527  <4>[  361.596734] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 4963 12:21:19.496730  <4>[  361.604320] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 4964 12:21:19.496939  <4>[  361.611554]  r9:00000009 r8:c0875fa0 r7:00000013 r6:00000009 r5:c0875fa0 r4:c1a2b160

 4965 12:21:19.538461  <4>[  361.619569] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 4966 12:21:19.538953  <4>[  361.627319]  r7:00000013 r6:c1a2b160 r5:c1a2b138 r4:c6198000

 4967 12:21:19.539215  <4>[  361.633250] [<c13bfb80>] (warn_slowpath_fmt) from [<c0875fa0>] (refcount_warn_saturate+0xa0/0x174)

 4968 12:21:19.539441  <4>[  361.642479]  r9:c1ad7380 r8:c15ec020 r7:c6199f60 r6:00000020 r5:c5f73000 r4:c0000000

 4969 12:21:19.539652  <4>[  361.650498] [<c0875f00>] (refcount_warn_saturate) from [<c13cc8dc>] (__refcount_add_not_zero.constprop.0+0x64/0x78)

 4970 12:21:19.581758  <4>[  361.661208] [<c13cc878>] (__refcount_add_not_zero.constprop.0) from [<c13cd160>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)

 4971 12:21:19.582208  <4>[  361.673211]  r5:c5f73000 r4:c6198000

 4972 12:21:19.582466  <4>[  361.677065] [<c13cd110>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 4973 12:21:19.582721  <4>[  361.687330]  r4:00000039

 4974 12:21:19.582946  <4>[  361.690135] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 4975 12:21:19.583159  <4>[  361.698417] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 4976 12:21:19.624965  <4>[  361.706604]  r9:c6199f60 r8:c3022c00 r7:00000020 r6:b6e5b000 r5:c6228c80 r4:c0c599ac

 4977 12:21:19.625413  <4>[  361.714623] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 4978 12:21:19.625675  <4>[  361.722723]  r9:c07e2978 r8:c6199f60 r7:c290d000 r6:b6e5b000 r5:c6228c80 r4:00000000

 4979 12:21:19.625890  <4>[  361.730738] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 4980 12:21:19.626112  <4>[  361.738142]  r10:00000004 r9:00000000 r8:00000000 r7:b6e5b000 r6:c6198000 r5:c6228c80

 4981 12:21:19.626324  <4>[  361.746236]  r4:c6228c80

 4982 12:21:19.668155  <4>[  361.749041] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 4983 12:21:19.668608  <4>[  361.756447]  r9:c6198000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 4984 12:21:19.668871  <4>[  361.764462] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 4985 12:21:19.669092  <4>[  361.772298] Exception stack(0xc6199fa8 to 0xc6199ff0)

 4986 12:21:19.669305  <4>[  361.777621] 9fa0:                   00000020 00000020 00000001 b6e5b000 00000020 00000001

 4987 12:21:19.669513  <4>[  361.786070] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e5b000 00020000 0042fe38

 4988 12:21:19.711492  <4>[  361.794514] 9fe0: 00000004 beaa37e8 b6f2133b b6e9a616

 4989 12:21:19.711937  <4>[  361.799882] irq event stamp: 0

 4990 12:21:19.712193  <4>[  361.803214] hardirqs last  enabled at (0): [<00000000>] 0x0

 4991 12:21:19.712413  <4>[  361.809085] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4992 12:21:19.712628  <4>[  361.816843] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 4993 12:21:19.712839  <4>[  361.824634] softirqs last disabled at (0): [<00000000>] 0x0

 4994 12:21:19.713048  <4>[  361.830533] ---[ end trace 1286819e0a8ce1e1 ]---

 4995 12:21:19.727360  <6>[  361.835426] lkdtm: Saturation detected: still saturated

 4996 12:21:45.778977  <3>[  387.858439] rcu: INFO: rcu_sched self-detected stall on CPU

 4997 12:21:45.779429  <3>[  387.864302] rcu: 	0-....: (1 GPs behind) idle=286/1/0x40000004 softirq=7002/7003 fqs=995 

 4998 12:21:45.779682  <4>[  387.872748] 	(t=2602 jiffies g=8081 q=75)

 4999 12:21:45.779901  <4>[  387.877025] NMI backtrace for cpu 0

 5000 12:21:45.780115  <4>[  387.880787] CPU: 0 PID: 2685 Comm: systemd-journal Tainted: G      D W         5.10.218-cip49 #1

 5001 12:21:45.780330  <4>[  387.889838] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5002 12:21:45.780535  <4>[  387.896631] Backtrace: 

 5003 12:21:45.822224  <4>[  387.899367] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5004 12:21:45.822677  <4>[  387.907208]  r7:ffffffff r6:600e0193 r5:00000000 r4:c1f1d058

 5005 12:21:45.822991  <4>[  387.913141] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5006 12:21:45.823229  <4>[  387.920728] [<c13c5c84>] (dump_stack) from [<c08e0cc4>] (nmi_cpu_backtrace+0xd0/0xfc)

 5007 12:21:45.823442  <4>[  387.928827]  r9:c19df050 r8:c1408220 r7:00000000 r6:00000000 r5:00000000 r4:00000000

 5008 12:21:45.823654  <4>[  387.936843] [<c08e0bf4>] (nmi_cpu_backtrace) from [<c08e0e0c>] (nmi_trigger_cpumask_backtrace+0x11c/0x17c)

 5009 12:21:45.865487  <4>[  387.946764]  r5:c1e16800 r4:c03115d8

 5010 12:21:45.865948  <4>[  387.950619] [<c08e0cf0>] (nmi_trigger_cpumask_backtrace) from [<c031290c>] (arch_trigger_cpumask_backtrace+0x20/0x24)

 5011 12:21:45.866212  <4>[  387.961498]  r9:c19df050 r8:c206a7d8 r7:c1e15d9c r6:c1ea9480 r5:c1ea9480 r4:00000000

 5012 12:21:45.866436  <4>[  387.969513] [<c03128ec>] (arch_trigger_cpumask_backtrace) from [<c13c1ed0>] (rcu_dump_cpu_stacks+0x104/0x13c)

 5013 12:21:45.866648  <4>[  387.979704] [<c13c1dcc>] (rcu_dump_cpu_stacks) from [<c03fe3ec>] (rcu_sched_clock_irq+0xd40/0x102c)

 5014 12:21:45.908736  <4>[  387.989020]  r10:c1e16560 r9:c1daf480 r8:c206bac0 r7:c1e15d98 r6:ef78e480 r5:c1e167f4

 5015 12:21:45.909195  <4>[  387.997114]  r4:c1ea9480

 5016 12:21:45.909455  <4>[  387.999926] [<c03fd6ac>] (rcu_sched_clock_irq) from [<c0409c98>] (update_process_times+0x6c/0x8c)

 5017 12:21:45.909679  <4>[  388.009068]  r10:c42ac000 r9:ef786a20 r8:ef7869c0 r7:4da968e7 r6:c42adc00 r5:c42ac000

 5018 12:21:45.909890  <4>[  388.017162]  r4:00000000

 5019 12:21:45.910096  <4>[  388.019972] [<c0409c2c>] (update_process_times) from [<c0421dcc>] (tick_sched_handle+0x64/0x68)

 5020 12:21:45.910300  <4>[  388.028936]  r5:0000005a r4:ef786f68

 5021 12:21:45.952036  <4>[  388.032781] [<c0421d68>] (tick_sched_handle) from [<c04229d8>] (tick_sched_timer+0x5c/0xbc)

 5022 12:21:45.952498  <4>[  388.041403] [<c042297c>] (tick_sched_timer) from [<c040b4a4>] (__hrtimer_run_queues+0x2d0/0x578)

 5023 12:21:45.952763  <4>[  388.050458]  r9:ef786a20 r8:ef7869c0 r7:c042297c r6:00000000 r5:c1e15d98 r4:ef786f68

 5024 12:21:45.952988  <4>[  388.058473] [<c040b1d4>] (__hrtimer_run_queues) from [<c040c124>] (hrtimer_interrupt+0x13c/0x35c)

 5025 12:21:45.953202  <4>[  388.067616]  r10:ef786b18 r9:ef786ae0 r8:ef786b20 r7:4da963b2 r6:0000005a r5:600e0193

 5026 12:21:45.953408  <4>[  388.075710]  r4:ef7869c0

 5027 12:21:45.995138  <4>[  388.078517] [<c040bfe8>] (hrtimer_interrupt) from [<c0313550>] (twd_handler+0x40/0x48)

 5028 12:21:45.995598  <4>[  388.086704]  r10:c42ac000 r9:c42adc00 r8:c1e15d98 r7:00000018 r6:c1e16880 r5:c2973700

 5029 12:21:45.995860  <4>[  388.094798]  r4:00000001

 5030 12:21:45.996083  <4>[  388.097610] [<c0313510>] (twd_handler) from [<c03e246c>] (handle_percpu_devid_irq+0xe0/0x348)

 5031 12:21:45.996297  <4>[  388.106401]  r5:c2973700 r4:c295b400

 5032 12:21:45.996500  <4>[  388.110249] [<c03e238c>] (handle_percpu_devid_irq) from [<c03db154>] (__handle_domain_irq+0x8c/0xe0)

 5033 12:21:46.038332  <4>[  388.119651]  r9:c42adc00 r8:c2900400 r7:00000001 r6:c42add38 r5:00000000 r4:c1dad49c

 5034 12:21:46.038824  <4>[  388.127667] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 5035 12:21:46.039097  <4>[  388.136288]  r9:c42adc00 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 5036 12:21:46.039321  <4>[  388.144300] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 5037 12:21:46.039531  <4>[  388.152049] Exception stack(0xc42adc00 to 0xc42adc48)

 5038 12:21:46.081603  <4>[  388.157372] dc00: c0301f14 ffffe000 00000000 c42ac000 c42adc50 00000000 00000000 00000001

 5039 12:21:46.082061  <4>[  388.165822] dc20: c2900400 00000002 c42ac000 c42adcbc c42adc28 c42adc50 c0478294 c0301f18

 5040 12:21:46.082322  <4>[  388.174263] dc40: 600e0113 ffffffff

 5041 12:21:46.082544  <4>[  388.178022]  r9:c42ac000 r8:c2900400 r7:c42adc34 r6:ffffffff r5:600e0113 r4:c0301f18

 5042 12:21:46.082786  <4>[  388.186038] [<c0301e30>] (__do_softirq) from [<c035f8fc>] (__irq_exit_rcu+0x178/0x1d0)

 5043 12:21:46.083005  <4>[  388.194225]  r10:00000000 r9:c42add38 r8:c2900400 r7:00000001 r6:00000000 r5:00000000

 5044 12:21:46.083212  <4>[  388.202319]  r4:ffffe000

 5045 12:21:46.124816  <4>[  388.205124] [<c035f784>] (__irq_exit_rcu) from [<c035fd80>] (irq_exit+0x18/0x38)

 5046 12:21:46.125279  <4>[  388.212786]  r5:00000000 r4:c1dad49c

 5047 12:21:46.125542  <4>[  388.216631] [<c035fd68>] (irq_exit) from [<c03db158>] (__handle_domain_irq+0x90/0xe0)

 5048 12:21:46.125770  <4>[  388.224732] [<c03db0c8>] (__handle_domain_irq) from [<c0301954>] (gic_handle_irq+0xa0/0xc0)

 5049 12:21:46.125988  <4>[  388.233353]  r9:c42add38 r8:f400010c r7:c1dad4c0 r6:f4000100 r5:c1f1d9c4 r4:c1e16880

 5050 12:21:46.126195  <4>[  388.241366] [<c03018b4>] (gic_handle_irq) from [<c0300bb0>] (__irq_svc+0x70/0x98)

 5051 12:21:46.168027  <4>[  388.249114] Exception stack(0xc42add38 to 0xc42add80)

 5052 12:21:46.168484  <4>[  388.254435] dd20:                                                       c42ade60 2d9df000

 5053 12:21:46.168739  <4>[  388.262881] dd40: c4695e80 00001041 c42ade60 c6345b00 c05ab4dc c05aed40 00000040 c42ade60

 5054 12:21:46.168959  <4>[  388.271328] dd60: 00000000 c42addcc c42addd0 c42add88 c05ab4dc c05ab240 000e0013 ffffffff

 5055 12:21:46.169170  <4>[  388.279774]  r9:c42ac000 r8:00000040 r7:c42add6c r6:ffffffff r5:000e0013 r4:c05ab240

 5056 12:21:46.211278  <4>[  388.287793] [<c05ab1fc>] (set_root) from [<c05ab4dc>] (nd_jump_root+0xcc/0x100)

 5057 12:21:46.211737  <4>[  388.295372]  r10:00000021 r9:c42ade60 r8:00000040 r7:c05aed40 r6:c411e010 r5:00000041

 5058 12:21:46.211997  <4>[  388.303466]  r4:c42ade60

 5059 12:21:46.212222  <4>[  388.306272] [<c05ab410>] (nd_jump_root) from [<c05ad280>] (path_init+0x524/0x6f0)

 5060 12:21:46.212437  <4>[  388.314020]  r5:00000041 r4:c42ade60

 5061 12:21:46.212649  <4>[  388.317871] [<c05acd5c>] (path_init) from [<c05aed40>] (path_lookupat+0x28/0x1bc)

 5062 12:21:46.212857  <4>[  388.325627]  r10:00000021 r9:c42ade60 r8:c42adf5c r7:00000041 r6:c42adf5c r5:c42ade60

 5063 12:21:46.213059  <4>[  388.333720]  r4:00000001

 5064 12:21:46.254453  <4>[  388.336526] [<c05aed18>] (path_lookupat) from [<c05b1364>] (filename_lookup+0xbc/0x164)

 5065 12:21:46.254914  <4>[  388.344798]  r7:00000001 r6:c42ac000 r5:c411e000 r4:00000001

 5066 12:21:46.255156  <4>[  388.350726] [<c05b12a8>] (filename_lookup) from [<c05b1524>] (user_path_at_empty+0x54/0x5c)

 5067 12:21:46.255362  <4>[  388.359345]  r9:fffff000 r8:c43d6900 r7:bea7f210 r6:c42adf5c r5:ffffff9c r4:00000001

 5068 12:21:46.255559  <4>[  388.367361] [<c05b14d0>] (user_path_at_empty) from [<c0596d74>] (do_faccessat+0x94/0x274)

 5069 12:21:46.255750  <4>[  388.375804]  r6:ffffff9c r5:00000000 r4:00000001

 5070 12:21:46.297676  <4>[  388.380694] [<c0596ce0>] (do_faccessat) from [<c0598600>] (sys_access+0x28/0x2c)

 5071 12:21:46.298109  <4>[  388.388359]  r10:00000021 r9:c42ac000 r8:c03002e4 r7:00000021 r6:004cfe58 r5:bea7f210

 5072 12:21:46.298373  <4>[  388.396452]  r4:bea7f22c

 5073 12:21:46.298578  <4>[  388.399258] [<c05985d8>] (sys_access) from [<c03002d0>] (__sys_trace_return+0x0/0x10)

 5074 12:21:46.298799  <4>[  388.407352] Exception stack(0xc42adfa8 to 0xc42adff0)

 5075 12:21:46.298998  <4>[  388.412673] dfa0:                   bea7f22c bea7f210 bea7f210 00000000 bea7f224 00000000

 5076 12:21:46.318815  <4>[  388.421119] dfc0: bea7f22c bea7f210 004cfe58 00000021 00000000 bea7f258 bea7f298 bea7f460

 5077 12:21:46.319277  <4>[  388.429563] dfe0: 00000021 bea7f204 b6ccf4bb b6c48616

 5078 12:22:04.163188  #

 5079 12:22:04.206907  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # TIMEOUT 45 seconds

 5080 12:22:04.207332  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 5081 12:22:04.522372  <6>[  406.604611] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 5082 12:22:04.522866  <6>[  406.611839] lkdtm: attempting bad refcount_dec_and_test() from saturated

 5083 12:22:04.523136  <4>[  406.618857] ------------[ cut here ]------------

 5084 12:22:04.523361  <4>[  406.623763] WARNING: CPU: 2 PID: 3194 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 5085 12:22:04.523576  <4>[  406.632608] refcount_t: underflow; use-after-free.

 5086 12:22:04.565657  <4>[  406.637671] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 5087 12:22:04.566131  <4>[  406.670169] CPU: 2 PID: 3194 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5088 12:22:04.566395  <4>[  406.678179] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5089 12:22:04.566618  <4>[  406.684973] Backtrace: 

 5090 12:22:04.608741  <4>[  406.687704] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5091 12:22:04.609192  <4>[  406.695546]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5092 12:22:04.609450  <4>[  406.701480] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5093 12:22:04.609673  <4>[  406.709067] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 5094 12:22:04.609887  <4>[  406.716300]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 5095 12:22:04.610093  <4>[  406.724315] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 5096 12:22:04.652078  <4>[  406.732067]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c2d5e000

 5097 12:22:04.652534  <4>[  406.737998] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 5098 12:22:04.652796  <4>[  406.747316]  r9:c1ad73a0 r8:c15ec020 r7:c2d5ff60 r6:00000020 r5:c63d7000 r4:c2d5e000

 5099 12:22:04.653022  <4>[  406.755337] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 5100 12:22:04.653239  <4>[  406.766050] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cd1e8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 5101 12:22:04.695304  <4>[  406.778060] [<c13cd198>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5102 12:22:04.695787  <4>[  406.788325]  r4:0000003a

 5103 12:22:04.696053  <4>[  406.791132] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5104 12:22:04.696280  <4>[  406.799413] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5105 12:22:04.696492  <4>[  406.807599]  r9:c2d5ff60 r8:c3022c00 r7:00000020 r6:b6e1f000 r5:c606c640 r4:c0c599ac

 5106 12:22:04.738500  <4>[  406.815620] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5107 12:22:04.738990  <4>[  406.823719]  r9:c07e2978 r8:c2d5ff60 r7:c290d000 r6:b6e1f000 r5:c606c640 r4:00000000

 5108 12:22:04.739261  <4>[  406.831734] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5109 12:22:04.739481  <4>[  406.839139]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c2d5e000 r5:c606c640

 5110 12:22:04.739692  <4>[  406.847234]  r4:c606c640

 5111 12:22:04.739898  <4>[  406.850039] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5112 12:22:04.740104  <4>[  406.857445]  r9:c2d5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 5113 12:22:04.781773  <4>[  406.865460] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5114 12:22:04.782232  <4>[  406.873295] Exception stack(0xc2d5ffa8 to 0xc2d5fff0)

 5115 12:22:04.782498  <4>[  406.878619] ffa0:                   00000020 00000020 00000001 b6e1f000 00000020 00000001

 5116 12:22:04.782754  <4>[  406.887068] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e1f000 00020000 0041fe38

 5117 12:22:04.782984  <4>[  406.895511] ffe0: 00000004 be9b97e8 b6ee533b b6e5e616

 5118 12:22:04.783196  <4>[  406.900901] irq event stamp: 0

 5119 12:22:04.830227  <4>[  406.904234] hardirqs last  enabled at (0): [<00000000>] 0x0

 5120 12:22:04.830654  <4>[  406.910120] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5121 12:22:04.830952  <4>[  406.917900] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5122 12:22:04.831162  <4>[  406.925732] softirqs last disabled at (0): [<00000000>] 0x0

 5123 12:22:04.831358  <4>[  406.931621] ---[ end trace 1286819e0a8ce1e2 ]---

 5124 12:22:04.831550  <6>[  406.936514] lkdtm: Saturation detected: still saturated

 5125 12:22:04.957114  # [  406.604611] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED

 5126 12:22:04.957543  # [  406.611839] lkdtm: attempting bad refcount_dec_and_test() from saturated

 5127 12:22:04.957798  # [  406.618857] ------------[ cut here ]------------

 5128 12:22:04.958002  # [  406.623763] WARNING: CPU: 2 PID: 3194 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 5129 12:22:04.958194  # [  406.632608] refcount_t: underflow; use-after-free.

 5130 12:22:05.000152  # [  406.637671] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 5131 12:22:05.000585  # [  406.670169] CPU: 2 PID: 3194 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5132 12:22:05.000826  # [  406.678179] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5133 12:22:05.001030  # [  406.684973] Backtrace: 

 5134 12:22:05.043089  # [  406.687704] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5135 12:22:05.043514  # [  406.695546]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5136 12:22:05.043750  # [  406.701480] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5137 12:22:05.043955  # [  406.709067] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 5138 12:22:05.044147  # [  406.716300]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 5139 12:22:05.044340  # [  406.724315] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 5140 12:22:05.085804  # [  406.732067]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c2d5e000

 5141 12:22:05.085940  # [  406.737998] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 5142 12:22:05.085994  # [  406.747316]  r9:c1ad73a0 r8:c15ec020 r7:c2d5ff60 r6:00000020 r5:c63d7000 r4:c2d5e000

 5143 12:22:05.086039  # [  406.755337] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 5144 12:22:05.086082  # [  406.766050] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cd1e8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)

 5145 12:22:05.129290  # [  406.778060] [<c13cd198>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5146 12:22:05.129720  # [  406.788325]  r4:0000003a

 5147 12:22:05.129969  # [  406.791132] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5148 12:22:05.130169  # [  406.799413] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5149 12:22:05.130362  # [  406.807599]  r9:c2d5ff60 r8:c3022c00 r7:00000020 r6:b6e1f000 r5:c606c640 r4:c0c599ac

 5150 12:22:05.172454  # [  406.815620] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5151 12:22:05.172884  # [  406.823719]  r9:c07e2978 r8:c2d5ff60 r7:c290d000 r6:b6e1f000 r5:c606c640 r4:00000000

 5152 12:22:05.173133  # [  406.831734] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5153 12:22:05.173337  # [  406.839139]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1f000 r6:c2d5e000 r5:c606c640

 5154 12:22:05.173530  # [  406.847234]  r4:c606c640

 5155 12:22:05.173718  # [  406.850039] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5156 12:22:05.173906  # [  406.857445]  r9:c2d5e000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 5157 12:22:05.215427  # [  406.865460] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5158 12:22:05.215886  # [  406.873295] Exception stack(0xc2d5ffa8 to 0xc2d5fff0)

 5159 12:22:05.216145  # [  406.878619] ffa0:                   00000020 00000020 00000001 b6e1f000 00000020 00000001

 5160 12:22:05.216376  # [  406.887068] ffc0: 00000020 00000020 7ff00000 00000004 00000001 b6e1f000 00020000 0041fe38

 5161 12:22:05.216587  # [  406.895511] ffe0: 00000004 be9b97e8 b6ee533b b6e5e616

 5162 12:22:05.216793  # [  406.900901] irq event stamp: 0

 5163 12:22:05.216996  # [  406.904234] hardirqs last  enabled at (0): [<00000000>] 0x0

 5164 12:22:05.258373  # [  406.910120] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5165 12:22:05.258835  # [  406.917900] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5166 12:22:05.259079  # [  406.925732] softirqs last disabled at (0): [<00000000>] 0x0

 5167 12:22:05.259283  # [  406.931621] ---[ end trace 1286819e0a8ce1e2 ]---

 5168 12:22:05.259474  # [  406.936514] lkdtm: Saturation detected: still saturated

 5169 12:22:05.259665  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 5170 12:22:05.259855  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh

 5171 12:22:05.303310  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 5172 12:22:05.303762  <6>[  407.390681] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 5173 12:22:05.304023  <6>[  407.397837] lkdtm: attempting bad refcount_sub_and_test() from saturated

 5174 12:22:05.304248  <4>[  407.405010] ------------[ cut here ]------------

 5175 12:22:05.304459  <4>[  407.409993] WARNING: CPU: 2 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 5176 12:22:05.304669  <4>[  407.418916] refcount_t: underflow; use-after-free.

 5177 12:22:05.346658  <4>[  407.424006] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 5178 12:22:05.347153  <4>[  407.456508] CPU: 2 PID: 3230 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5179 12:22:05.347418  <4>[  407.464521] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5180 12:22:05.389793  <4>[  407.471316] Backtrace: 

 5181 12:22:05.390217  <4>[  407.474048] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5182 12:22:05.390462  <4>[  407.481889]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5183 12:22:05.390664  <4>[  407.487822] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5184 12:22:05.390918  <4>[  407.495407] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 5185 12:22:05.391129  <4>[  407.502639]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 5186 12:22:05.433056  <4>[  407.510654] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 5187 12:22:05.433520  <4>[  407.518406]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c6198000

 5188 12:22:05.433791  <4>[  407.524341] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 5189 12:22:05.434017  <4>[  407.533657]  r9:c1ad73c0 r8:c15ec020 r7:c6199f60 r6:00000020 r5:c63d7000 r4:c6198000

 5190 12:22:05.434229  <4>[  407.541679] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 5191 12:22:05.476226  <4>[  407.552393] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cd270>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 5192 12:22:05.476678  <4>[  407.564404] [<c13cd220>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5193 12:22:05.476936  <4>[  407.574670]  r4:0000003b

 5194 12:22:05.477154  <4>[  407.577475] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5195 12:22:05.477365  <4>[  407.585757] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5196 12:22:05.477577  <4>[  407.593945]  r9:c6199f60 r8:c3022c00 r7:00000020 r6:b6ea1000 r5:c606de00 r4:c0c599ac

 5197 12:22:05.519423  <4>[  407.601966] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5198 12:22:05.519888  <4>[  407.610066]  r9:c07e2978 r8:c6199f60 r7:c290d000 r6:b6ea1000 r5:c606de00 r4:00000000

 5199 12:22:05.520147  <4>[  407.618080] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5200 12:22:05.520373  <4>[  407.625484]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6198000 r5:c606de00

 5201 12:22:05.520582  <4>[  407.633578]  r4:c606de00

 5202 12:22:05.520790  <4>[  407.636384] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5203 12:22:05.562806  <4>[  407.643790]  r9:c6198000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 5204 12:22:05.563265  <4>[  407.651806] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5205 12:22:05.563534  <4>[  407.659642] Exception stack(0xc6199fa8 to 0xc6199ff0)

 5206 12:22:05.563761  <4>[  407.664965] 9fa0:                   00000020 00000020 00000001 b6ea1000 00000020 00000001

 5207 12:22:05.563975  <4>[  407.673412] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38

 5208 12:22:05.564178  <4>[  407.681855] 9fe0: 00000004 bea507e8 b6f6733b b6ee0616

 5209 12:22:05.615802  <4>[  407.687243] irq event stamp: 0

 5210 12:22:05.616218  <4>[  407.690604] hardirqs last  enabled at (0): [<00000000>] 0x0

 5211 12:22:05.616453  <4>[  407.696456] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5212 12:22:05.616656  <4>[  407.704295] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5213 12:22:05.616851  <4>[  407.712121] softirqs last disabled at (0): [<00000000>] 0x0

 5214 12:22:05.617040  <4>[  407.717977] ---[ end trace 1286819e0a8ce1e3 ]---

 5215 12:22:05.617223  <6>[  407.722908] lkdtm: Saturation detected: still saturated

 5216 12:22:05.747751  # [  407.390681] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED

 5217 12:22:05.748178  # [  407.397837] lkdtm: attempting bad refcount_sub_and_test() from saturated

 5218 12:22:05.748418  # [  407.405010] ------------[ cut here ]------------

 5219 12:22:05.748636  # [  407.409993] WARNING: CPU: 2 PID: 3230 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174

 5220 12:22:05.748851  # [  407.418916] refcount_t: underflow; use-after-free.

 5221 12:22:05.790897  # [  407.424006] Modules linked in: sha256_generic sha256_arm cfg80211 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 parallel_display dw_hdmi_imx dw_hdmi can_dev imx_ldb etnaviv imxdrm gpu_sched imx_ipu_v3

 5222 12:22:05.791387  # [  407.456508] CPU: 2 PID: 3230 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5223 12:22:05.791674  # [  407.464521] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5224 12:22:05.791897  # [  407.471316] Backtrace: 

 5225 12:22:05.833671  # [  407.474048] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5226 12:22:05.834092  # [  407.481889]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5227 12:22:05.834330  # [  407.487822] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5228 12:22:05.834535  # [  407.495407] [<c13c5c84>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)

 5229 12:22:05.834760  # [  407.502639]  r9:00000009 r8:c087603c r7:0000001c r6:00000009 r5:c087603c r4:c1a2b160

 5230 12:22:05.834965  # [  407.510654] [<c0356730>] (__warn) from [<c13bfc08>] (warn_slowpath_fmt+0x8c/0xa8)

 5231 12:22:05.876909  # [  407.518406]  r7:0000001c r6:c1a2b160 r5:c1a2b19c r4:c6198000

 5232 12:22:05.877339  # [  407.524341] [<c13bfb80>] (warn_slowpath_fmt) from [<c087603c>] (refcount_warn_saturate+0x13c/0x174)

 5233 12:22:05.877598  # [  407.533657]  r9:c1ad73c0 r8:c15ec020 r7:c6199f60 r6:00000020 r5:c63d7000 r4:c6198000

 5234 12:22:05.877798  # [  407.541679] [<c0875f00>] (refcount_warn_saturate) from [<c0c5a6c8>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)

 5235 12:22:05.877993  # [  407.552393] [<c0c5a664>] (__refcount_sub_and_test.constprop.0) from [<c13cd270>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)

 5236 12:22:05.920052  # [  407.564404] [<c13cd220>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5237 12:22:05.920490  # [  407.574670]  r4:0000003b

 5238 12:22:05.920763  # [  407.577475] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5239 12:22:05.920971  # [  407.585757] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5240 12:22:05.921167  # [  407.593945]  r9:c6199f60 r8:c3022c00 r7:00000020 r6:b6ea1000 r5:c606de00 r4:c0c599ac

 5241 12:22:05.963157  # [  407.601966] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5242 12:22:05.963584  # [  407.610066]  r9:c07e2978 r8:c6199f60 r7:c290d000 r6:b6ea1000 r5:c606de00 r4:00000000

 5243 12:22:05.963833  # [  407.618080] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5244 12:22:05.964038  # [  407.625484]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea1000 r6:c6198000 r5:c606de00

 5245 12:22:05.964231  # [  407.633578]  r4:c606de00

 5246 12:22:05.964423  # [  407.636384] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5247 12:22:05.964611  # [  407.643790]  r9:c6198000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020

 5248 12:22:06.005886  # [  407.651806] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5249 12:22:06.006334  # [  407.659642] Exception stack(0xc6199fa8 to 0xc6199ff0)

 5250 12:22:06.006599  # [  407.664965] 9fa0:                   00000020 00000020 00000001 b6ea1000 00000020 00000001

 5251 12:22:06.006849  # [  407.673412] 9fc0: 00000020 00000020 7ff00000 00000004 00000001 b6ea1000 00020000 0045fe38

 5252 12:22:06.007053  # [  407.681855] 9fe0: 00000004 bea507e8 b6f6733b b6ee0616

 5253 12:22:06.007261  # [  407.687243] irq event stamp: 0

 5254 12:22:06.007449  # [  407.690604] hardirqs last  enabled at (0): [<00000000>] 0x0

 5255 12:22:06.049056  # [  407.696456] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5256 12:22:06.049459  # [  407.704295] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac

 5257 12:22:06.049694  # [  407.712121] softirqs last disabled at (0): [<00000000>] 0x0

 5258 12:22:06.049898  # [  407.717977] ---[ end trace 1286819e0a8ce1e3 ]---

 5259 12:22:06.050088  # [  407.722908] lkdtm: Saturation detected: still saturated

 5260 12:22:06.050279  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok

 5261 12:22:06.050468  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh

 5262 12:22:06.075018  # selftests: lkdtm: REFCOUNT_TIMING.sh

 5263 12:22:06.075433  # Skipping REFCOUNT_TIMING: timing only

 5264 12:22:06.075666  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP

 5265 12:22:06.075869  # selftests: lkdtm: ATOMIC_TIMING.sh

 5266 12:22:06.155006  # Skipping ATOMIC_TIMING: timing only

 5267 12:22:06.170990  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP

 5268 12:22:06.186718  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh

 5269 12:22:06.453237  <6>[  408.549247] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5270 12:22:06.453673  <6>[  408.555558] lkdtm: attempting good copy_to_user of correct size

 5271 12:22:06.453913  <6>[  408.561869] lkdtm: attempting bad copy_to_user of too large size

 5272 12:22:06.589076  # [  408.549247] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO

 5273 12:22:06.589504  # [  408.555558] lkdtm: attempting good copy_to_user of correct size

 5274 12:22:06.589758  # [  408.561869] lkdtm: attempting bad copy_to_user of too large size

 5275 12:22:06.589957  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]

 5276 12:22:06.617019  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1

 5277 12:22:06.632960  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh

 5278 12:22:06.888652  <6>[  408.984252] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5279 12:22:06.889088  <6>[  408.990813] lkdtm: attempting good copy_from_user of correct size

 5280 12:22:06.889327  <6>[  408.997207] lkdtm: attempting bad copy_from_user of too large size

 5281 12:22:07.020551  # [  408.984252] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM

 5282 12:22:07.020978  # [  408.990813] lkdtm: attempting good copy_from_user of correct size

 5283 12:22:07.021221  # [  408.997207] lkdtm: attempting bad copy_from_user of too large size

 5284 12:22:07.021420  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]

 5285 12:22:07.048423  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1

 5286 12:22:07.064484  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh

 5287 12:22:07.320778  <6>[  409.416094] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5288 12:22:07.320912  <6>[  409.423007] lkdtm: attempting good copy_to_user inside whitelist

 5289 12:22:07.320965  <6>[  409.429416] lkdtm: attempting bad copy_to_user outside whitelist

 5290 12:22:07.462990  # [  409.416094] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO

 5291 12:22:07.463418  # [  409.423007] lkdtm: attempting good copy_to_user inside whitelist

 5292 12:22:07.463664  # [  409.429416] lkdtm: attempting bad copy_to_user outside whitelist

 5293 12:22:07.463866  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]

 5294 12:22:07.486970  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1

 5295 12:22:07.502896  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh

 5296 12:22:07.762349  <6>[  409.857120] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5297 12:22:07.762799  <6>[  409.864215] lkdtm: attempting good copy_from_user inside whitelist

 5298 12:22:07.763065  <6>[  409.870780] lkdtm: attempting bad copy_from_user outside whitelist

 5299 12:22:07.905258  # [  409.857120] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM

 5300 12:22:07.905717  # [  409.864215] lkdtm: attempting good copy_from_user inside whitelist

 5301 12:22:07.905974  # [  409.870780] lkdtm: attempting bad copy_from_user outside whitelist

 5302 12:22:07.906194  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]

 5303 12:22:07.930201  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1

 5304 12:22:07.946220  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh

 5305 12:22:08.217520  <6>[  410.302108] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5306 12:22:08.217939  <6>[  410.308626] lkdtm: good_stack: c6199e0c-c6199e2c

 5307 12:22:08.218171  <6>[  410.313523] lkdtm: bad_stack : c6199d84-c6199da4

 5308 12:22:08.218373  <6>[  410.318470] lkdtm: attempting good copy_to_user of local stack

 5309 12:22:08.218567  <6>[  410.324692] lkdtm: attempting bad copy_to_user of distant stack

 5310 12:22:08.355498  # [  410.302108] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO

 5311 12:22:08.355922  # [  410.308626] lkdtm: good_stack: c6199e0c-c6199e2c

 5312 12:22:08.356168  # [  410.313523] lkdtm: bad_stack : c6199d84-c6199da4

 5313 12:22:08.356370  # [  410.318470] lkdtm: attempting good copy_to_user of local stack

 5314 12:22:08.356565  # [  410.324692] lkdtm: attempting bad copy_to_user of distant stack

 5315 12:22:08.356754  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]

 5316 12:22:08.371413  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1

 5317 12:22:08.387205  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh

 5318 12:22:08.656775  <6>[  410.741886] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5319 12:22:08.657172  <6>[  410.748583] lkdtm: good_stack: c5abfe0c-c5abfe2c

 5320 12:22:08.657408  <6>[  410.753473] lkdtm: bad_stack : c5abfd84-c5abfda4

 5321 12:22:08.657609  <6>[  410.758371] lkdtm: attempting good copy_from_user of local stack

 5322 12:22:08.657806  <6>[  410.764715] lkdtm: attempting bad copy_from_user of distant stack

 5323 12:22:08.794771  # [  410.741886] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM

 5324 12:22:08.795198  # [  410.748583] lkdtm: good_stack: c5abfe0c-c5abfe2c

 5325 12:22:08.795443  # [  410.753473] lkdtm: bad_stack : c5abfd84-c5abfda4

 5326 12:22:08.795663  # [  410.758371] lkdtm: attempting good copy_from_user of local stack

 5327 12:22:08.795863  # [  410.764715] lkdtm: attempting bad copy_from_user of distant stack

 5328 12:22:08.796051  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]

 5329 12:22:08.815621  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1

 5330 12:22:08.831673  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh

 5331 12:22:09.099715  <6>[  411.184634] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5332 12:22:09.099870  <6>[  411.191086] lkdtm: good_stack: c435fe0c-c435fe2c

 5333 12:22:09.099944  <6>[  411.196009] lkdtm: bad_stack : c435fffc-c436001c

 5334 12:22:09.099999  <6>[  411.200969] lkdtm: attempting good copy_to_user of local stack

 5335 12:22:09.100062  <6>[  411.207119] lkdtm: attempting bad copy_to_user of distant stack

 5336 12:22:09.239025  # [  411.184634] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND

 5337 12:22:09.239457  # [  411.191086] lkdtm: good_stack: c435fe0c-c435fe2c

 5338 12:22:09.239704  # [  411.196009] lkdtm: bad_stack : c435fffc-c436001c

 5339 12:22:09.239906  # [  411.200969] lkdtm: attempting good copy_to_user of local stack

 5340 12:22:09.240093  # [  411.207119] lkdtm: attempting bad copy_to_user of distant stack

 5341 12:22:09.240274  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]

 5342 12:22:09.264755  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1

 5343 12:22:09.280800  # selftests: lkdtm: USERCOPY_KERNEL.sh

 5344 12:22:09.541413  <6>[  411.630683] lkdtm: Performing direct entry USERCOPY_KERNEL

 5345 12:22:09.541829  <6>[  411.636470] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc

 5346 12:22:09.542069  <6>[  411.643908] lkdtm: attempting bad copy_to_user from kernel text: c053e244

 5347 12:22:09.542269  <3>[  411.651050] lkdtm: FAIL: survived bad copy_to_user()

 5348 12:22:09.675313  # [  411.630683] lkdtm: Performing direct entry USERCOPY_KERNEL

 5349 12:22:09.675737  # [  411.636470] lkdtm: attempting good copy_to_user from kernel rodata: c15ec2cc

 5350 12:22:09.675984  # [  411.643908] lkdtm: attempting bad copy_to_user from kernel text: c053e244

 5351 12:22:09.676190  # [  411.651050] lkdtm: FAIL: survived bad copy_to_user()

 5352 12:22:09.676380  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]

 5353 12:22:09.691293  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1

 5354 12:22:09.707179  # selftests: lkdtm: STACKLEAK_ERASING.sh

 5355 12:22:09.993974  <6>[  412.077353] lkdtm: Performing direct entry STACKLEAK_ERASING

 5356 12:22:09.994424  <6>[  412.083442] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5357 12:22:09.994712  <3>[  412.090785] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5358 12:22:09.994948  <3>[  412.097935] lkdtm: FAIL: the thread stack is NOT properly erased

 5359 12:22:09.995160  <4>[  412.104299] CPU: 1 PID: 3607 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5360 12:22:09.995367  <4>[  412.112315] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5361 12:22:10.037254  <4>[  412.119111] Backtrace: 

 5362 12:22:10.037709  <4>[  412.121852] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5363 12:22:10.037968  <4>[  412.129698]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5364 12:22:10.038190  <4>[  412.135636] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5365 12:22:10.038400  <4>[  412.143228] [<c13c5c84>] (dump_stack) from [<c13cd558>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5366 12:22:10.038608  <4>[  412.152028]  r9:c1ad74c8 r8:c15ec020 r7:c47bbf60 r6:c47bbe34 r5:c47ba000 r4:0000078d

 5367 12:22:10.080579  <4>[  412.160053] [<c13cd410>] (lkdtm_STACKLEAK_ERASING) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5368 12:22:10.081036  <4>[  412.169113]  r8:c15ec020 r7:c47bbf60 r6:00000012 r5:c44d3000 r4:00000046

 5369 12:22:10.081297  <4>[  412.176092] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5370 12:22:10.081524  <4>[  412.184378] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5371 12:22:10.081735  <4>[  412.192571]  r9:c47bbf60 r8:c3022c00 r7:00000012 r6:b6dcd000 r5:c4324f00 r4:c0c599ac

 5372 12:22:10.123850  <4>[  412.200596] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5373 12:22:10.124322  <4>[  412.208700]  r9:c07e2978 r8:c47bbf60 r7:c290d000 r6:b6dcd000 r5:c4324f00 r4:00000000

 5374 12:22:10.124585  <4>[  412.216718] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5375 12:22:10.124810  <4>[  412.224128]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c47ba000 r5:c4324f00

 5376 12:22:10.125014  <4>[  412.232225]  r4:c4324f00

 5377 12:22:10.125219  <4>[  412.235034] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5378 12:22:10.125425  <4>[  412.242444]  r9:c47ba000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 5379 12:22:10.171307  <4>[  412.250465] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5380 12:22:10.171727  <4>[  412.258304] Exception stack(0xc47bbfa8 to 0xc47bbff0)

 5381 12:22:10.171964  <4>[  412.263631] bfa0:                   00000012 00000012 00000001 b6dcd000 00000012 00000001

 5382 12:22:10.172171  <4>[  412.272081] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6dcd000 00020000 0046fe38

 5383 12:22:10.172360  <4>[  412.280530] bfe0: 00000004 beb007e8 b6e9333b b6e0c616

 5384 12:22:10.301150  # [  412.077353] lkdtm: Performing direct entry STACKLEAK_ERASING

 5385 12:22:10.301573  # [  412.083442] lkdtm: checking unused part of the thread stack (7732 bytes)...

 5386 12:22:10.301814  # [  412.090785] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)

 5387 12:22:10.302018  # [  412.097935] lkdtm: FAIL: the thread stack is NOT properly erased

 5388 12:22:10.302209  # [  412.104299] CPU: 1 PID: 3607 Comm: cat Tainted: G      D W         5.10.218-cip49 #1

 5389 12:22:10.302399  # [  412.112315] Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree)

 5390 12:22:10.343631  # [  412.119111] Backtrace: 

 5391 12:22:10.343779  # [  412.121852] [<c13be708>] (dump_backtrace) from [<c13beac8>] (show_stack+0x20/0x24)

 5392 12:22:10.343850  # [  412.129698]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1d058

 5393 12:22:10.343911  # [  412.135636] [<c13beaa8>] (show_stack) from [<c13c5d64>] (dump_stack+0xe0/0x100)

 5394 12:22:10.343969  # [  412.143228] [<c13c5c84>] (dump_stack) from [<c13cd558>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)

 5395 12:22:10.344026  # [  412.152028]  r9:c1ad74c8 r8:c15ec020 r7:c47bbf60 r6:c47bbe34 r5:c47ba000 r4:0000078d

 5396 12:22:10.387182  # [  412.160053] [<c13cd410>] (lkdtm_STACKLEAK_ERASING) from [<c0c595cc>] (lkdtm_do_action+0x2c/0x4c)

 5397 12:22:10.387602  # [  412.169113]  r8:c15ec020 r7:c47bbf60 r6:00000012 r5:c44d3000 r4:00000046

 5398 12:22:10.387834  # [  412.176092] [<c0c595a0>] (lkdtm_do_action) from [<c0c59acc>] (direct_entry+0x120/0x18c)

 5399 12:22:10.388041  # [  412.184378] [<c0c599ac>] (direct_entry) from [<c07e29dc>] (full_proxy_write+0x64/0x94)

 5400 12:22:10.388234  # [  412.192571]  r9:c47bbf60 r8:c3022c00 r7:00000012 r6:b6dcd000 r5:c4324f00 r4:c0c599ac

 5401 12:22:10.388429  # [  412.200596] [<c07e2978>] (full_proxy_write) from [<c059c404>] (vfs_write+0x10c/0x53c)

 5402 12:22:10.430254  # [  412.208700]  r9:c07e2978 r8:c47bbf60 r7:c290d000 r6:b6dcd000 r5:c4324f00 r4:00000000

 5403 12:22:10.430721  # [  412.216718] [<c059c2f8>] (vfs_write) from [<c059c9b0>] (ksys_write+0x74/0xec)

 5404 12:22:10.430989  # [  412.224128]  r10:00000004 r9:00000000 r8:00000000 r7:b6dcd000 r6:c47ba000 r5:c4324f00

 5405 12:22:10.431193  # [  412.232225]  r4:c4324f00

 5406 12:22:10.431382  # [  412.235034] [<c059c93c>] (ksys_write) from [<c059ca40>] (sys_write+0x18/0x1c)

 5407 12:22:10.431572  # [  412.242444]  r9:c47ba000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012

 5408 12:22:10.473118  # [  412.250465] [<c059ca28>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)

 5409 12:22:10.473538  # [  412.258304] Exception stack(0xc47bbfa8 to 0xc47bbff0)

 5410 12:22:10.473773  # [  412.263631] bfa0:                   00000012 00000012 00000001 b6dcd000 00000012 00000001

 5411 12:22:10.473976  # [  412.272081] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6dcd000 00020000 0046fe38

 5412 12:22:10.474171  # [  412.280530] bfe0: 00000004 beb007e8 b6e9333b b6e0c616

 5413 12:22:10.474359  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]

 5414 12:22:10.493955  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1

 5415 12:22:10.494388  # selftests: lkdtm: CFI_FORWARD_PROTO.sh

 5416 12:22:10.617525  <6>[  412.707949] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5417 12:22:10.617941  <6>[  412.713950] lkdtm: Calling matched prototype ...

 5418 12:22:10.618183  <6>[  412.718897] lkdtm: Calling mismatched prototype ...

 5419 12:22:10.618389  <6>[  412.724048] lkdtm: Fail: survived mismatched prototype function call!

 5420 12:22:10.744444  # [  412.707949] lkdtm: Performing direct entry CFI_FORWARD_PROTO

 5421 12:22:10.744866  # [  412.713950] lkdtm: Calling matched prototype ...

 5422 12:22:10.745096  # [  412.718897] lkdtm: Calling mismatched prototype ...

 5423 12:22:10.745297  # [  412.724048] lkdtm: Fail: survived mismatched prototype function call!

 5424 12:22:10.745488  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]

 5425 12:22:10.776526  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1

 5426 12:22:12.470862  lkdtm_PANIC_sh skip

 5427 12:22:12.471319  lkdtm_BUG_sh pass

 5428 12:22:12.471573  lkdtm_WARNING_sh pass

 5429 12:22:12.471789  lkdtm_WARNING_MESSAGE_sh pass

 5430 12:22:12.471991  lkdtm_EXCEPTION_sh fail

 5431 12:22:12.472190  lkdtm_LOOP_sh skip

 5432 12:22:12.472385  lkdtm_EXHAUST_STACK_sh skip

 5433 12:22:12.472583  lkdtm_CORRUPT_STACK_sh skip

 5434 12:22:12.472782  lkdtm_CORRUPT_STACK_STRONG_sh skip

 5435 12:22:12.472981  lkdtm_CORRUPT_LIST_ADD_sh fail

 5436 12:22:12.473179  lkdtm_CORRUPT_LIST_DEL_sh fail

 5437 12:22:12.473382  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail

 5438 12:22:12.473580  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail

 5439 12:22:12.473773  lkdtm_UNSET_SMEP_sh skip

 5440 12:22:12.473969  lkdtm_DOUBLE_FAULT_sh skip

 5441 12:22:12.474168  lkdtm_CORRUPT_PAC_sh skip

 5442 12:22:12.513811  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip

 5443 12:22:12.514264  lkdtm_OVERWRITE_ALLOCATION_sh skip

 5444 12:22:12.514528  lkdtm_WRITE_AFTER_FREE_sh skip

 5445 12:22:12.514774  lkdtm_READ_AFTER_FREE_sh fail

 5446 12:22:12.515011  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip

 5447 12:22:12.515215  lkdtm_READ_BUDDY_AFTER_FREE_sh fail

 5448 12:22:12.515420  lkdtm_SLAB_FREE_DOUBLE_sh fail

 5449 12:22:12.515621  lkdtm_SLAB_FREE_CROSS_sh fail

 5450 12:22:12.515819  lkdtm_SLAB_FREE_PAGE_sh fail

 5451 12:22:12.516019  lkdtm_SOFTLOCKUP_sh skip

 5452 12:22:12.516221  lkdtm_HARDLOCKUP_sh skip

 5453 12:22:12.516417  lkdtm_SPINLOCKUP_sh skip

 5454 12:22:12.516612  lkdtm_HUNG_TASK_sh skip

 5455 12:22:12.516811  lkdtm_EXEC_DATA_sh fail

 5456 12:22:12.517010  lkdtm_EXEC_STACK_sh fail

 5457 12:22:12.517208  lkdtm_EXEC_KMALLOC_sh fail

 5458 12:22:12.517407  lkdtm_EXEC_VMALLOC_sh fail

 5459 12:22:12.556770  lkdtm_EXEC_RODATA_sh fail

 5460 12:22:12.557187  lkdtm_EXEC_USERSPACE_sh fail

 5461 12:22:12.557418  lkdtm_EXEC_NULL_sh fail

 5462 12:22:12.557612  lkdtm_ACCESS_USERSPACE_sh fail

 5463 12:22:12.557802  lkdtm_ACCESS_NULL_sh fail

 5464 12:22:12.557984  lkdtm_WRITE_RO_sh fail

 5465 12:22:12.558166  lkdtm_WRITE_RO_AFTER_INIT_sh fail

 5466 12:22:12.558345  lkdtm_WRITE_KERN_sh fail

 5467 12:22:12.558531  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail

 5468 12:22:12.558754  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail

 5469 12:22:12.558960  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail

 5470 12:22:12.559145  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail

 5471 12:22:12.559331  lkdtm_REFCOUNT_DEC_ZERO_sh fail

 5472 12:22:12.559513  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass

 5473 12:22:12.559695  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass

 5474 12:22:12.599697  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass

 5475 12:22:12.600000  lkdtm_REFCOUNT_INC_ZERO_sh fail

 5476 12:22:12.600202  lkdtm_REFCOUNT_ADD_ZERO_sh fail

 5477 12:22:12.600384  lkdtm_REFCOUNT_INC_SATURATED_sh pass

 5478 12:22:12.600558  lkdtm_REFCOUNT_DEC_SATURATED_sh pass

 5479 12:22:12.600723  lkdtm_REFCOUNT_ADD_SATURATED_sh pass

 5480 12:22:12.600932  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail

 5481 12:22:12.601102  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail

 5482 12:22:12.601272  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass

 5483 12:22:12.601453  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass

 5484 12:22:12.601625  lkdtm_REFCOUNT_TIMING_sh skip

 5485 12:22:12.601794  lkdtm_ATOMIC_TIMING_sh skip

 5486 12:22:12.653533  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail

 5487 12:22:12.653913  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail

 5488 12:22:12.654124  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail

 5489 12:22:12.654300  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail

 5490 12:22:12.654471  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail

 5491 12:22:12.654637  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail

 5492 12:22:12.654843  lkdtm_USERCOPY_STACK_BEYOND_sh fail

 5493 12:22:12.655015  lkdtm_USERCOPY_KERNEL_sh fail

 5494 12:22:12.655178  lkdtm_STACKLEAK_ERASING_sh fail

 5495 12:22:12.655346  lkdtm_CFI_FORWARD_PROTO_sh fail

 5496 12:22:12.655513  + ../../utils/send-to-lava.sh ./output/result.txt

 5497 12:22:12.655683  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>

 5498 12:22:12.656655  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5500 12:22:12.724336  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>

 5501 12:22:12.724936  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5503 12:22:12.804185  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>

 5504 12:22:12.804852  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5506 12:22:12.889048  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>

 5507 12:22:12.889690  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5509 12:22:12.968854  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>

 5510 12:22:12.969469  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5512 12:22:13.054651  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>

 5513 12:22:13.055293  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5515 12:22:13.134492  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>

 5516 12:22:13.135122  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5518 12:22:13.214522  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>

 5519 12:22:13.215198  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5521 12:22:13.300280  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>

 5522 12:22:13.300877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5524 12:22:13.380228  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>

 5525 12:22:13.380839  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5527 12:22:13.465090  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>

 5528 12:22:13.465730  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5530 12:22:13.545006  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>

 5531 12:22:13.545636  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5533 12:22:13.630816  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>

 5534 12:22:13.631406  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5536 12:22:13.710730  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>

 5537 12:22:13.711334  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5539 12:22:13.795672  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>

 5540 12:22:13.796320  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5542 12:22:13.875351  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>

 5543 12:22:13.875935  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5545 12:22:13.954535  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>

 5546 12:22:13.955206  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 5548 12:22:14.034271  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>

 5549 12:22:14.034941  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5551 12:22:14.119197  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>

 5552 12:22:14.119846  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5554 12:22:14.199093  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>

 5555 12:22:14.199736  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5557 12:22:14.283876  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>

 5558 12:22:14.284513  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5560 12:22:14.363666  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>

 5561 12:22:14.364269  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5563 12:22:14.443451  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>

 5564 12:22:14.444034  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5566 12:22:14.523386  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>

 5567 12:22:14.523986  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5569 12:22:14.603392  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>

 5570 12:22:14.604037  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5572 12:22:14.690211  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>

 5573 12:22:14.690849  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5575 12:22:14.770089  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>

 5576 12:22:14.770748  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5578 12:22:14.850049  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>

 5579 12:22:14.850724  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5581 12:22:14.935937  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>

 5582 12:22:14.936584  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5584 12:22:15.015806  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>

 5585 12:22:15.016451  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5587 12:22:15.100646  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>

 5588 12:22:15.101287  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5590 12:22:15.180545  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>

 5591 12:22:15.181146  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5593 12:22:15.260475  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>

 5594 12:22:15.261075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5596 12:22:15.345309  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>

 5597 12:22:15.345911  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5599 12:22:15.425207  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>

 5600 12:22:15.425861  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5602 12:22:15.510013  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>

 5603 12:22:15.510623  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5605 12:22:15.589970  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>

 5606 12:22:15.590588  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5608 12:22:15.674755  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>

 5609 12:22:15.675399  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5611 12:22:15.754558  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>

 5612 12:22:15.755178  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5614 12:22:15.834529  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>

 5615 12:22:15.835209  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5617 12:22:15.919393  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>

 5618 12:22:15.920026  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5620 12:22:16.004269  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>

 5621 12:22:16.004911  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5623 12:22:16.084192  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>

 5624 12:22:16.084836  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5626 12:22:16.175988  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>

 5627 12:22:16.176650  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5629 12:22:16.261971  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5630 12:22:16.262617  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5632 12:22:16.346791  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>

 5633 12:22:16.347431  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5635 12:22:16.426665  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>

 5636 12:22:16.427329  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5638 12:22:16.511350  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>

 5639 12:22:16.511927  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5641 12:22:16.590439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>

 5642 12:22:16.591056  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5644 12:22:16.675183  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>

 5645 12:22:16.675783  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5647 12:22:16.754932  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>

 5648 12:22:16.755514  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5650 12:22:16.835028  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>

 5651 12:22:16.835677  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5653 12:22:16.920883  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>

 5654 12:22:16.921488  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5656 12:22:17.005644  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>

 5657 12:22:17.006244  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5659 12:22:17.085664  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>

 5660 12:22:17.086307  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5662 12:22:17.170462  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>

 5663 12:22:17.171123  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5665 12:22:17.255406  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>

 5666 12:22:17.256049  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5668 12:22:17.335214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>

 5669 12:22:17.335859  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5671 12:22:17.420113  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>

 5672 12:22:17.420752  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5674 12:22:17.499969  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>

 5675 12:22:17.500614  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5677 12:22:17.585821  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>

 5678 12:22:17.586462  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5680 12:22:17.665743  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>

 5681 12:22:17.666384  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5683 12:22:17.754579  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>

 5684 12:22:17.755247  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5686 12:22:17.839491  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>

 5687 12:22:17.840139  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5689 12:22:17.919378  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>

 5690 12:22:17.920015  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5692 12:22:18.004221  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>

 5693 12:22:18.004824  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5695 12:22:18.084205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>

 5696 12:22:18.084844  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5698 12:22:18.168982  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>

 5699 12:22:18.169623  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5701 12:22:18.248944  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>

 5702 12:22:18.249591  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5704 12:22:18.335826  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>

 5705 12:22:18.336469  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5707 12:22:18.425803  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>

 5708 12:22:18.426232  + set +x

 5709 12:22:18.426477  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 14571397_1.6.2.4.5>

 5710 12:22:18.426710  <LAVA_TEST_RUNNER EXIT>

 5711 12:22:18.427145  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5713 12:22:18.427804  Received signal: <ENDRUN> 1_kselftest-lkdtm 14571397_1.6.2.4.5
 5714 12:22:18.428033  Ending use of test pattern.
 5715 12:22:18.428228  Ending test lava.1_kselftest-lkdtm (14571397_1.6.2.4.5), duration 370.02
 5717 12:22:18.428939  ok: lava_test_shell seems to have completed
 5718 12:22:18.430420  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
shardfile-lkdtm: pass

 5719 12:22:18.430820  end: 3.1 lava-test-shell (duration 00:06:12) [common]
 5720 12:22:18.431105  end: 3 lava-test-retry (duration 00:06:12) [common]
 5721 12:22:18.431391  start: 4 finalize (timeout 00:01:35) [common]
 5722 12:22:18.431678  start: 4.1 power-off (timeout 00:00:30) [common]
 5723 12:22:18.432106  Calling: ['pduclient', '--daemon=localhost', '--hostname=eth8020-0', '--port=3', '--command=off']
 5724 12:22:18.469384  >> Command sent successfully.

 5725 12:22:18.475703  Returned 0 in 0 seconds
 5726 12:22:18.576523  end: 4.1 power-off (duration 00:00:00) [common]
 5728 12:22:18.577675  start: 4.2 read-feedback (timeout 00:01:35) [common]
 5729 12:22:18.578504  Listened to connection for namespace 'common' for up to 1s
 5730 12:22:19.579389  Finalising connection for namespace 'common'
 5731 12:22:19.579953  Disconnecting from shell: Finalise
 5732 12:22:19.580270  / # 
 5733 12:22:19.681102  end: 4.2 read-feedback (duration 00:00:01) [common]
 5734 12:22:19.681642  end: 4 finalize (duration 00:00:01) [common]
 5735 12:22:19.682057  Cleaning after the job
 5736 12:22:19.682416  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/ramdisk
 5737 12:22:19.686658  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/kernel
 5738 12:22:19.687837  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/dtb
 5739 12:22:19.687952  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/nfsrootfs
 5740 12:22:19.730487  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/14571397/tftp-deploy-ty44z9tw/modules
 5741 12:22:19.733804  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/14571397
 5742 12:22:20.051690  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/14571397
 5743 12:22:20.051883  Job finished correctly