Boot log: stm32mp157a-dhcor-avenger96

    1 22:08:37.527729  lava-dispatcher, installed at version: 2023.01
    2 22:08:37.527967  start: 0 validate
    3 22:08:37.528127  Start time: 2024-03-06 22:08:37.528116+00:00 (UTC)
    4 22:08:37.528298  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    5 22:08:37.528441  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farmhf%2Finitrd.cpio.gz exists
    6 22:08:37.611679  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    7 22:08:37.611992  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FzImage exists
    8 22:08:37.790631  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    9 22:08:37.791045  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Fstm32mp157a-dhcor-avenger96.dtb exists
   10 22:08:38.455185  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
   11 22:08:38.455480  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farmhf%2Ffull.rootfs.tar.xz exists
   12 22:08:38.904407  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
   13 22:08:38.904791  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-594-gb47da48f3bae7%2Farm%2Fmulti_v7_defconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 22:08:39.373966  validate duration: 1.85
   16 22:08:39.374447  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 22:08:39.374634  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 22:08:39.374804  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 22:08:39.375143  Not decompressing ramdisk as can be used compressed.
   20 22:08:39.375314  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/armhf/initrd.cpio.gz
   21 22:08:39.375445  saving as /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/ramdisk/initrd.cpio.gz
   22 22:08:39.375562  total size: 4017803 (3MB)
   23 22:08:40.366590  progress   0% (0MB)
   24 22:08:40.369031  progress   5% (0MB)
   25 22:08:40.371060  progress  10% (0MB)
   26 22:08:40.373074  progress  15% (0MB)
   27 22:08:40.375068  progress  20% (0MB)
   28 22:08:40.377061  progress  25% (0MB)
   29 22:08:40.379098  progress  30% (1MB)
   30 22:08:40.381176  progress  35% (1MB)
   31 22:08:40.383430  progress  40% (1MB)
   32 22:08:40.385315  progress  45% (1MB)
   33 22:08:40.387251  progress  50% (1MB)
   34 22:08:40.389213  progress  55% (2MB)
   35 22:08:40.391128  progress  60% (2MB)
   36 22:08:40.393072  progress  65% (2MB)
   37 22:08:40.395072  progress  70% (2MB)
   38 22:08:40.396985  progress  75% (2MB)
   39 22:08:40.399179  progress  80% (3MB)
   40 22:08:40.400117  progress  85% (3MB)
   41 22:08:40.401017  progress  90% (3MB)
   42 22:08:40.401876  progress  95% (3MB)
   43 22:08:40.402798  progress 100% (3MB)
   44 22:08:40.402999  3MB downloaded in 1.03s (3.73MB/s)
   45 22:08:40.403187  end: 1.1.1 http-download (duration 00:00:01) [common]
   47 22:08:40.403417  end: 1.1 download-retry (duration 00:00:01) [common]
   48 22:08:40.403498  start: 1.2 download-retry (timeout 00:09:59) [common]
   49 22:08:40.403577  start: 1.2.1 http-download (timeout 00:09:59) [common]
   50 22:08:40.403736  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kernel/zImage
   51 22:08:40.403815  saving as /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/kernel/zImage
   52 22:08:40.403874  total size: 12558848 (11MB)
   53 22:08:40.403929  No compression specified
   54 22:08:41.017254  progress   0% (0MB)
   55 22:08:41.022396  progress   5% (0MB)
   56 22:08:41.027697  progress  10% (1MB)
   57 22:08:41.032991  progress  15% (1MB)
   58 22:08:41.038261  progress  20% (2MB)
   59 22:08:41.043561  progress  25% (3MB)
   60 22:08:41.048847  progress  30% (3MB)
   61 22:08:41.054438  progress  35% (4MB)
   62 22:08:41.059711  progress  40% (4MB)
   63 22:08:41.065006  progress  45% (5MB)
   64 22:08:41.070313  progress  50% (6MB)
   65 22:08:41.075594  progress  55% (6MB)
   66 22:08:41.080869  progress  60% (7MB)
   67 22:08:41.086436  progress  65% (7MB)
   68 22:08:41.091722  progress  70% (8MB)
   69 22:08:41.097019  progress  75% (9MB)
   70 22:08:41.102300  progress  80% (9MB)
   71 22:08:41.107594  progress  85% (10MB)
   72 22:08:41.112882  progress  90% (10MB)
   73 22:08:41.118466  progress  95% (11MB)
   74 22:08:41.123623  progress 100% (11MB)
   75 22:08:41.123806  11MB downloaded in 0.72s (16.64MB/s)
   76 22:08:41.123969  end: 1.2.1 http-download (duration 00:00:01) [common]
   78 22:08:41.124197  end: 1.2 download-retry (duration 00:00:01) [common]
   79 22:08:41.124277  start: 1.3 download-retry (timeout 00:09:58) [common]
   80 22:08:41.124367  start: 1.3.1 http-download (timeout 00:09:58) [common]
   81 22:08:41.124531  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/dtbs/stm32mp157a-dhcor-avenger96.dtb
   82 22:08:41.124607  saving as /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb
   83 22:08:41.124664  total size: 57690 (0MB)
   84 22:08:41.124719  No compression specified
   85 22:08:41.610102  progress  56% (0MB)
   86 22:08:41.610857  progress 100% (0MB)
   87 22:08:41.611258  0MB downloaded in 0.49s (0.11MB/s)
   88 22:08:41.611561  end: 1.3.1 http-download (duration 00:00:00) [common]
   90 22:08:41.611797  end: 1.3 download-retry (duration 00:00:00) [common]
   91 22:08:41.611877  start: 1.4 download-retry (timeout 00:09:58) [common]
   92 22:08:41.611961  start: 1.4.1 http-download (timeout 00:09:58) [common]
   93 22:08:41.612120  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/armhf/full.rootfs.tar.xz
   94 22:08:41.612184  saving as /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/nfsrootfs/full.rootfs.tar
   95 22:08:41.612241  total size: 195820864 (186MB)
   96 22:08:41.612294  Using unxz to decompress xz
   97 22:08:42.263558  progress   0% (0MB)
   98 22:08:42.796342  progress   5% (9MB)
   99 22:08:43.324387  progress  10% (18MB)
  100 22:08:43.891703  progress  15% (28MB)
  101 22:08:44.278265  progress  20% (37MB)
  102 22:08:44.596256  progress  25% (46MB)
  103 22:08:45.199542  progress  30% (56MB)
  104 22:08:45.752719  progress  35% (65MB)
  105 22:08:46.321423  progress  40% (74MB)
  106 22:08:46.898174  progress  45% (84MB)
  107 22:08:47.461186  progress  50% (93MB)
  108 22:08:48.078906  progress  55% (102MB)
  109 22:08:48.738270  progress  60% (112MB)
  110 22:08:48.870570  progress  65% (121MB)
  111 22:08:49.039052  progress  70% (130MB)
  112 22:08:49.129102  progress  75% (140MB)
  113 22:08:49.204708  progress  80% (149MB)
  114 22:08:49.298016  progress  85% (158MB)
  115 22:08:49.404801  progress  90% (168MB)
  116 22:08:49.710135  progress  95% (177MB)
  117 22:08:50.280033  progress 100% (186MB)
  118 22:08:50.286731  186MB downloaded in 8.67s (21.53MB/s)
  119 22:08:50.287325  end: 1.4.1 http-download (duration 00:00:09) [common]
  121 22:08:50.287912  end: 1.4 download-retry (duration 00:00:09) [common]
  122 22:08:50.288122  start: 1.5 download-retry (timeout 00:09:49) [common]
  123 22:08:50.288322  start: 1.5.1 http-download (timeout 00:09:49) [common]
  124 22:08:50.288650  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/modules.tar.xz
  125 22:08:50.288801  saving as /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/modules/modules.tar
  126 22:08:50.288969  total size: 7403064 (7MB)
  127 22:08:50.289190  Using unxz to decompress xz
  128 22:08:50.846742  progress   0% (0MB)
  129 22:08:50.867979  progress   5% (0MB)
  130 22:08:50.893214  progress  10% (0MB)
  131 22:08:50.913770  progress  15% (1MB)
  132 22:08:50.937432  progress  20% (1MB)
  133 22:08:50.959238  progress  25% (1MB)
  134 22:08:50.978628  progress  30% (2MB)
  135 22:08:51.001291  progress  35% (2MB)
  136 22:08:51.022771  progress  40% (2MB)
  137 22:08:51.045672  progress  45% (3MB)
  138 22:08:51.065841  progress  50% (3MB)
  139 22:08:51.087749  progress  55% (3MB)
  140 22:08:51.108291  progress  60% (4MB)
  141 22:08:51.128456  progress  65% (4MB)
  142 22:08:51.150495  progress  70% (4MB)
  143 22:08:51.170759  progress  75% (5MB)
  144 22:08:51.191277  progress  80% (5MB)
  145 22:08:51.212991  progress  85% (6MB)
  146 22:08:51.234256  progress  90% (6MB)
  147 22:08:51.255719  progress  95% (6MB)
  148 22:08:51.275841  progress 100% (7MB)
  149 22:08:51.281955  7MB downloaded in 0.99s (7.11MB/s)
  150 22:08:51.282522  end: 1.5.1 http-download (duration 00:00:01) [common]
  152 22:08:51.283092  end: 1.5 download-retry (duration 00:00:01) [common]
  153 22:08:51.283300  start: 1.6 prepare-tftp-overlay (timeout 00:09:48) [common]
  154 22:08:51.283498  start: 1.6.1 extract-nfsrootfs (timeout 00:09:48) [common]
  155 22:08:54.607869  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0
  156 22:08:54.608208  end: 1.6.1 extract-nfsrootfs (duration 00:00:03) [common]
  157 22:08:54.608305  start: 1.6.2 lava-overlay (timeout 00:09:45) [common]
  158 22:08:54.608547  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs
  159 22:08:54.608672  makedir: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin
  160 22:08:54.608764  makedir: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/tests
  161 22:08:54.608851  makedir: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/results
  162 22:08:54.608958  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-add-keys
  163 22:08:54.609105  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-add-sources
  164 22:08:54.609223  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-background-process-start
  165 22:08:54.609341  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-background-process-stop
  166 22:08:54.609455  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-common-functions
  167 22:08:54.609567  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-echo-ipv4
  168 22:08:54.609678  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-install-packages
  169 22:08:54.609798  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-installed-packages
  170 22:08:54.609911  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-os-build
  171 22:08:54.610023  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-probe-channel
  172 22:08:54.610476  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-probe-ip
  173 22:08:54.610600  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-target-ip
  174 22:08:54.610719  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-target-mac
  175 22:08:54.610833  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-target-storage
  176 22:08:54.610950  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-case
  177 22:08:54.611063  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-event
  178 22:08:54.611174  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-feedback
  179 22:08:54.611285  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-raise
  180 22:08:54.611401  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-reference
  181 22:08:54.611514  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-runner
  182 22:08:54.611628  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-set
  183 22:08:54.611743  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-test-shell
  184 22:08:54.611859  Updating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-add-keys (debian)
  185 22:08:54.612010  Updating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-add-sources (debian)
  186 22:08:54.612148  Updating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-install-packages (debian)
  187 22:08:54.612276  Updating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-installed-packages (debian)
  188 22:08:54.612426  Updating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/bin/lava-os-build (debian)
  189 22:08:54.612539  Creating /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/environment
  190 22:08:54.612638  LAVA metadata
  191 22:08:54.612703  - LAVA_JOB_ID=675041
  192 22:08:54.612763  - LAVA_DISPATCHER_IP=192.168.56.39
  193 22:08:54.612880  start: 1.6.2.1 ssh-authorize (timeout 00:09:45) [common]
  194 22:08:54.613111  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  195 22:08:54.613200  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:45) [common]
  196 22:08:54.613257  skipped lava-vland-overlay
  197 22:08:54.613328  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  198 22:08:54.613400  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:45) [common]
  199 22:08:54.613456  skipped lava-multinode-overlay
  200 22:08:54.613523  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  201 22:08:54.613595  start: 1.6.2.4 test-definition (timeout 00:09:45) [common]
  202 22:08:54.613663  Loading test definitions
  203 22:08:54.613744  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:45) [common]
  204 22:08:54.613808  Using /lava-675041 at stage 0
  205 22:08:54.614119  uuid=675041_1.6.2.4.1 testdef=None
  206 22:08:54.614210  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  207 22:08:54.614286  start: 1.6.2.4.2 test-overlay (timeout 00:09:45) [common]
  208 22:08:54.614701  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  210 22:08:54.614908  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:45) [common]
  211 22:08:54.615448  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  213 22:08:54.615668  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:45) [common]
  214 22:08:54.616165  runner path: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/0/tests/0_timesync-off test_uuid 675041_1.6.2.4.1
  215 22:08:54.616323  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  217 22:08:54.616536  start: 1.6.2.4.5 git-repo-action (timeout 00:09:45) [common]
  218 22:08:54.616602  Using /lava-675041 at stage 0
  219 22:08:54.616695  Fetching tests from https://github.com/kernelci/test-definitions.git
  220 22:08:54.616765  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/0/tests/1_kselftest-lkdtm'
  221 22:08:56.778550  Running '/usr/bin/git checkout kernelci.org
  222 22:08:56.924457  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  223 22:08:56.925619  uuid=675041_1.6.2.4.5 testdef=None
  224 22:08:56.925871  end: 1.6.2.4.5 git-repo-action (duration 00:00:02) [common]
  226 22:08:56.926354  start: 1.6.2.4.6 test-overlay (timeout 00:09:42) [common]
  227 22:08:56.928370  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  229 22:08:56.929008  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:42) [common]
  230 22:08:56.931840  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  232 22:08:56.932526  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:42) [common]
  233 22:08:56.935242  runner path: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/0/tests/1_kselftest-lkdtm test_uuid 675041_1.6.2.4.5
  234 22:08:56.935490  BOARD='stm32mp157a-dhcor-avenger96'
  235 22:08:56.935664  BRANCH='cip-gitlab'
  236 22:08:56.935833  SKIPFILE='/dev/null'
  237 22:08:56.935997  SKIP_INSTALL='True'
  238 22:08:56.936165  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz'
  239 22:08:56.936342  TST_CASENAME=''
  240 22:08:56.936498  TST_CMDFILES='lkdtm'
  241 22:08:56.936927  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  243 22:08:56.937515  Creating lava-test-runner.conf files
  244 22:08:56.937683  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/675041/lava-overlay-qt_9o1xs/lava-675041/0 for stage 0
  245 22:08:56.937938  - 0_timesync-off
  246 22:08:56.938153  - 1_kselftest-lkdtm
  247 22:08:56.938427  end: 1.6.2.4 test-definition (duration 00:00:02) [common]
  248 22:08:56.938671  start: 1.6.2.5 compress-overlay (timeout 00:09:42) [common]
  249 22:09:04.617921  end: 1.6.2.5 compress-overlay (duration 00:00:08) [common]
  250 22:09:04.618222  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:35) [common]
  251 22:09:04.618310  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  252 22:09:04.618407  end: 1.6.2 lava-overlay (duration 00:00:10) [common]
  253 22:09:04.618488  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:35) [common]
  254 22:09:04.694702  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  255 22:09:04.695224  start: 1.6.4 extract-modules (timeout 00:09:35) [common]
  256 22:09:04.695412  extracting modules file /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/modules/modules.tar to /var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0
  257 22:09:04.863715  extracting modules file /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/modules/modules.tar to /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk
  258 22:09:05.038004  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  259 22:09:05.038233  start: 1.6.5 apply-overlay-tftp (timeout 00:09:34) [common]
  260 22:09:05.038322  [common] Applying overlay to NFS
  261 22:09:05.038381  [common] Applying overlay /var/lib/lava/dispatcher/tmp/675041/compress-overlay-1m_5f74c/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0
  262 22:09:05.931182  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  263 22:09:05.931394  start: 1.6.6 prepare-kernel (timeout 00:09:33) [common]
  264 22:09:05.931479  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:33) [common]
  265 22:09:05.931556  Converting downloaded kernel to a uImage
  266 22:09:05.931660  mkimage -A arm -O linux -T kernel -C none -a 0xc2000000 -e 0xc2000000 -d /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/kernel/zImage /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/kernel/uImage
  267 22:09:05.984514  output: Image Name:   
  268 22:09:05.984987  output: Created:      Wed Mar  6 22:09:05 2024
  269 22:09:05.985055  output: Image Type:   ARM Linux Kernel Image (uncompressed)
  270 22:09:05.985113  output: Data Size:    12558848 Bytes = 12264.50 KiB = 11.98 MiB
  271 22:09:05.985168  output: Load Address: c2000000
  272 22:09:05.985221  output: Entry Point:  c2000000
  273 22:09:05.985272  output: 
  274 22:09:05.985423  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  275 22:09:05.985509  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  276 22:09:05.985596  start: 1.6.7 configure-preseed-file (timeout 00:09:33) [common]
  277 22:09:05.985673  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  278 22:09:05.985749  start: 1.6.8 compress-ramdisk (timeout 00:09:33) [common]
  279 22:09:05.985829  Building ramdisk /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk
  280 22:09:06.139009  >> 80207 blocks

  281 22:09:07.815921  Adding RAMdisk u-boot header.
  282 22:09:07.816412  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk.cpio.gz.uboot
  283 22:09:07.874569  output: Image Name:   
  284 22:09:07.874944  output: Created:      Wed Mar  6 22:09:07 2024
  285 22:09:07.875007  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  286 22:09:07.875065  output: Data Size:    15342921 Bytes = 14983.32 KiB = 14.63 MiB
  287 22:09:07.875119  output: Load Address: 00000000
  288 22:09:07.875171  output: Entry Point:  00000000
  289 22:09:07.875222  output: 
  290 22:09:07.875354  rename /var/lib/lava/dispatcher/tmp/675041/extract-overlay-ramdisk-6m0p75qp/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  291 22:09:07.875519  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  292 22:09:07.875722  end: 1.6 prepare-tftp-overlay (duration 00:00:17) [common]
  293 22:09:07.875965  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:31) [common]
  294 22:09:07.876161  No LXC device requested
  295 22:09:07.876371  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  296 22:09:07.876592  start: 1.8 deploy-device-env (timeout 00:09:31) [common]
  297 22:09:07.876685  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  298 22:09:07.876750  Checking files for TFTP limit of 4294967296 bytes.
  299 22:09:07.877202  end: 1 tftp-deploy (duration 00:00:29) [common]
  300 22:09:07.877298  start: 2 uboot-action (timeout 00:05:00) [common]
  301 22:09:07.877387  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  302 22:09:07.877460  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  303 22:09:07.877535  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  304 22:09:07.877624  Using kernel file from prepare-kernel: 675041/tftp-deploy-2pb393o4/kernel/uImage
  305 22:09:07.877730  substitutions:
  306 22:09:07.877790  - {BOOTX}: bootm 0xc2000000 0xc4400000 0xc4000000
  307 22:09:07.877846  - {DTB_ADDR}: 0xc4000000
  308 22:09:07.877899  - {DTB}: 675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb
  309 22:09:07.877953  - {INITRD}: 675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  310 22:09:07.878006  - {KERNEL_ADDR}: 0xc2000000
  311 22:09:07.878080  - {KERNEL}: 675041/tftp-deploy-2pb393o4/kernel/uImage
  312 22:09:07.878133  - {LAVA_MAC}: None
  313 22:09:07.878186  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0
  314 22:09:07.878241  - {NFS_SERVER_IP}: 192.168.56.39
  315 22:09:07.878294  - {PRESEED_CONFIG}: None
  316 22:09:07.878352  - {PRESEED_LOCAL}: None
  317 22:09:07.878405  - {RAMDISK_ADDR}: 0xc4400000
  318 22:09:07.878458  - {RAMDISK}: 675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  319 22:09:07.878512  - {ROOT_PART}: None
  320 22:09:07.878564  - {ROOT}: None
  321 22:09:07.878617  - {SERVER_IP}: 192.168.56.39
  322 22:09:07.878670  - {TEE_ADDR}: 0x83000000
  323 22:09:07.878722  - {TEE}: None
  324 22:09:07.878774  Parsed boot commands:
  325 22:09:07.878826  - setenv autoload no
  326 22:09:07.878883  - setenv initrd_high 0xffffffff
  327 22:09:07.878936  - setenv fdt_high 0xffffffff
  328 22:09:07.878987  - dhcp
  329 22:09:07.879040  - setenv serverip 192.168.56.39
  330 22:09:07.879092  - tftp 0xc2000000 675041/tftp-deploy-2pb393o4/kernel/uImage
  331 22:09:07.879145  - tftp 0xc4400000 675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  332 22:09:07.879199  - setenv initrd_size ${filesize}
  333 22:09:07.879252  - tftp 0xc4000000 675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb
  334 22:09:07.879305  - setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.39:/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  335 22:09:07.879363  - bootm 0xc2000000 0xc4400000 0xc4000000
  336 22:09:07.879437  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  338 22:09:07.879651  start: 2.3 connect-device (timeout 00:05:00) [common]
  339 22:09:07.879717  [common] connect-device Connecting to device using 'telnet moya 3000'
  340 22:09:08.002538  Setting prompt string to ['lava-test: # ']
  341 22:09:08.003211  end: 2.3 connect-device (duration 00:00:00) [common]
  342 22:09:08.003451  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  343 22:09:08.003629  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  344 22:09:08.003789  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  345 22:09:08.004014  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/reboot?hostname=apc619c42&port=8'
  346 22:09:16.252287  >> OK - accepted request

  347 22:09:16.253270  Returned 0 in 8 seconds
  348 22:09:16.354330  end: 2.4.1.1 pdu-reboot (duration 00:00:08) [common]
  350 22:09:16.355086  end: 2.4.1 reset-device (duration 00:00:08) [common]
  351 22:09:16.355330  start: 2.4.2 bootloader-interrupt (timeout 00:04:52) [common]
  352 22:09:16.355544  Setting prompt string to ['Hit any key to stop autoboot']
  353 22:09:16.355725  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  354 22:09:16.356316  Trying 192.168.56.4...
  355 22:09:16.356508  Connected to moya.
  356 22:09:16.356670  Escape character is '^]'.
  357 22:09:16.356820  
  358 22:09:16.356974  ser2net port telnet,3000 device serialdev, /dev/serial/by-path/pci-0000:00:14.0-usb-0:3.4:1.0-port0, 115200n81, local=false [,115200N81] (Debian GNU/Linux)
  359 22:09:16.357137  
  360 22:09:17.914870  
  361 22:09:17.915482  U-Boot SPL 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000)
  362 22:09:17.918241  Model: Arrow Electronics STM32MP15xx Avenger96 board
  363 22:09:17.966111  Code:  SoM:rev=0,ddr3=3 Board:rev=1
  364 22:09:17.966428  RAM: DDR3L 32bits 2x4Gb 533MHz
  365 22:09:18.003184  WDT:   Started watchdog@5a002000 with servicing every 1000ms (32s timeout)
  366 22:09:18.003497  Trying to boot from MMC1
  367 22:09:18.066786  image entry point: 0xc0100000
  368 22:09:18.277861  
  369 22:09:18.278225  
  370 22:09:18.281039  U-Boot 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000)
  371 22:09:18.281291  
  372 22:09:18.343856  CPU: STM32MP157AAC Rev.B
  373 22:09:18.344433  Model: Arrow Electronics STM32MP15xx Avenger96 board
  374 22:09:18.347298  Board: stm32mp1 in basic mode (arrow,stm32mp15xx-avenger96)
  375 22:09:18.362959  DRAM:  1 GiB
  376 22:09:18.414891  Clocks:
  377 22:09:18.415210  - MPU : 650 MHz
  378 22:09:18.415392  - MCU : 208.878 MHz
  379 22:09:18.418238  - AXI : 266.500 MHz
  380 22:09:18.418487  - PER : 24 MHz
  381 22:09:18.418668  - DDR : 533 MHz
  382 22:09:18.478819  Core:  285 devices, 34 uclasses, devicetree: separate
  383 22:09:18.479387  WDT:   Started watchdog@5a002000 with servicing every 1000ms (32s timeout)
  384 22:09:18.479586  MMC:   STM32 SD/MMC: 2, STM32 SD/MMC: 0, STM32 SD/MMC: 1
  385 22:09:18.519103  Loading Environment from SPIFlash... SF: Detected w25q16dw with page size 256 Bytes, erase size 4 KiB, total 2 MiB
  386 22:09:18.519409  OK
  387 22:09:18.519595  In:    serial
  388 22:09:18.519756  Out:   serial
  389 22:09:18.519920  Err:   serial
  390 22:09:18.522266  Net:   eth0: ethernet@5800a000
  392 22:09:18.589366  Hit any key to stop autoboot:  3 
  393 22:09:18.589846  end: 2.4.2 bootloader-interrupt (duration 00:00:02) [common]
  394 22:09:18.590148  start: 2.4.3 bootloader-commands (timeout 00:04:49) [common]
  395 22:09:18.590366  Setting prompt string to ['STM32MP>']
  396 22:09:18.590582  bootloader-commands: Wait for prompt ['STM32MP>'] (timeout 00:04:49)
  397 22:09:18.618124   0 
  398 22:09:18.618664  Setting prompt string to ['STM32MP>', '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']
  400 22:09:18.719573  STM32MP> setenv autoload no
  401 22:09:18.719791  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:49)
  402 22:09:18.730120  setenv autoload no
  404 22:09:18.831254  STM32MP> setenv initrd_high 0xffffffff
  405 22:09:18.831454  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:49)
  406 22:09:18.841919  setenv initrd_high 0xffffffff
  408 22:09:18.943600  STM32MP> setenv fdt_high 0xffffffff
  409 22:09:18.943812  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:49)
  410 22:09:18.954322  setenv fdt_high 0xffffffff
  412 22:09:19.055718  STM32MP> dhcp
  413 22:09:19.056031  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:49)
  414 22:09:19.066424  dhcp
  415 22:09:28.193548  ethernet@5800a000 Waiting for PHY auto negotiation to complete............... done
  416 22:09:28.209866  BOOTP broadcast 1
  417 22:09:28.449775  BOOTP broadcast 2
  418 22:09:28.961832  BOOTP broadcast 3
  419 22:09:29.953989  BOOTP broadcast 4
  420 22:09:31.953709  BOOTP broadcast 5
  421 22:09:31.985852  *** Unhandled DHCP Option in OFFER/ACK: 42
  422 22:09:32.043580  *** Unhandled DHCP Option in OFFER/ACK: 42
  423 22:09:32.046916  DHCP client bound to address 192.168.56.198 (3832 ms)
  425 22:09:32.148252  STM32MP> setenv serverip 192.168.56.39
  426 22:09:32.148456  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:36)
  427 22:09:32.158859  setenv serverip 192.168.56.39
  429 22:09:32.260415  STM32MP> tftp 0xc2000000 675041/tftp-deploy-2pb393o4/kernel/uImage
  430 22:09:32.260620  bootloader-commands: Wait for prompt ['STM32MP>', '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 00:04:36)
  431 22:09:32.270778  tftp 0xc2000000 675041/tftp-deploy-2pb393o4/kernel/uImage
  432 22:09:32.314519  Using ethernet@5800a000 device
  433 22:09:32.314721  TFTP from server 192.168.56.39; our IP address is 192.168.56.198
  434 22:09:32.314857  Filename '675041/tftp-deploy-2pb393o4/kernel/uImage'.
  435 22:09:32.314977  Load address: 0xc2000000
  436 22:09:33.034459  Loading: *##################################################  12 MiB
  437 22:09:33.034655  	 16.7 MiB/s
  438 22:09:33.034794  done
  439 22:09:33.038094  Bytes transferred = 12558912 (bfa240 hex)
  441 22:09:33.139233  STM32MP> tftp 0xc4400000 675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  442 22:09:33.139436  bootloader-commands: Wait for prompt ['STM32MP>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:35)
  443 22:09:33.146652  tftp 0xc4400000 675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot
  444 22:09:33.193410  Using ethernet@5800a000 device
  445 22:09:33.193842  TFTP from server 192.168.56.39; our IP address is 192.168.56.198
  446 22:09:33.193987  Filename '675041/tftp-deploy-2pb393o4/ramdisk/ramdisk.cpio.gz.uboot'.
  447 22:09:33.196750  Load address: 0xc4400000
  448 22:09:34.028614  Loading: *##################################################  14.6 MiB
  449 22:09:34.046665  	 17.3 MiB/s
  450 22:09:34.046841  done
  451 22:09:34.046973  Bytes transferred = 15342985 (ea1d89 hex)
  453 22:09:34.152093  STM32MP> setenv initrd_size ${filesize}
  454 22:09:34.152294  bootloader-commands: Wait for prompt ['STM32MP>', '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)
  455 22:09:34.162331  setenv initrd_size ${filesize}
  457 22:09:34.264305  STM32MP> tftp 0xc4000000 675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb
  458 22:09:34.264514  bootloader-commands: Wait for prompt ['STM32MP>', '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)
  459 22:09:34.271528  tftp 0xc4000000 675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb
  460 22:09:34.329797  Using ethernet@5800a000 device
  461 22:09:34.330280  TFTP from server 192.168.56.39; our IP address is 192.168.56.198
  462 22:09:34.330422  Filename '675041/tftp-deploy-2pb393o4/dtb/stm32mp157a-dhcor-avenger96.dtb'.
  463 22:09:34.330546  Load address: 0xc4000000
  464 22:09:34.330659  Loading: *##################################################  56.3 KiB
  465 22:09:34.330772  	 11 MiB/s
  466 22:09:34.330886  done
  467 22:09:34.332787  Bytes transferred = 57690 (e15a hex)
  469 22:09:34.434624  STM32MP> setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.39:/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  470 22:09:34.434841  bootloader-commands: Wait for prompt ['STM32MP>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:33)
  471 22:09:34.452947  setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.39:/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  473 22:09:34.554424  STM32MP> bootm 0xc2000000 0xc4400000 0xc4000000
  474 22:09:34.554631  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']
  475 22:09:34.554793  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 00:04:33)
  476 22:09:34.565152  bootm 0xc2000000 0xc4400000 0xc4000000
  477 22:09:34.565326  ## Booting kernel from Legacy Image at c2000000 ...
  478 22:09:34.593813     Image Name:   
  479 22:09:34.593983     Created:      2024-03-06  22:09:05 UTC
  480 22:09:34.594350     Image Type:   ARM Linux Kernel Image (uncompressed)
  481 22:09:34.594476     Data Size:    12558848 Bytes = 12 MiB
  482 22:09:34.594595     Load Address: c2000000
  483 22:09:34.597127     Entry Point:  c2000000
  484 22:09:34.763481     Verifying Checksum ... OK
  485 22:09:34.763660  ## Loading init Ramdisk from Legacy Image at c4400000 ...
  486 22:09:34.764020     Image Name:   
  487 22:09:34.764144     Created:      2024-03-06  22:09:07 UTC
  488 22:09:34.764262     Image Type:   ARM Linux RAMDisk Image (uncompressed)
  489 22:09:34.764377     Data Size:    15342921 Bytes = 14.6 MiB
  490 22:09:34.764492     Load Address: 00000000
  491 22:09:34.766878     Entry Point:  00000000
  492 22:09:34.957823     Verifying Checksum ... OK
  493 22:09:34.958002  ## Flattened Device Tree blob at c4000000
  494 22:09:34.958381     Booting using the fdt blob at 0xc4000000
  495 22:09:34.958511  Working FDT set to c4000000
  496 22:09:34.960700     Loading Kernel Image
  497 22:09:34.980887     Using Device Tree in place at c4000000, end c4011159
  498 22:09:34.983664  Working FDT set to c4000000
  499 22:09:35.015456  
  500 22:09:35.015627  Starting kernel ...
  501 22:09:35.015756  
  502 22:09:35.016156  end: 2.4.3 bootloader-commands (duration 00:00:16) [common]
  503 22:09:35.016331  start: 2.4.4 auto-login-action (timeout 00:04:33) [common]
  504 22:09:35.016467  Setting prompt string to ['Linux version [0-9]']
  505 22:09:35.016600  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']
  506 22:09:35.016735  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)
  507 22:09:42.854142  <6>[    0.000000] Booting Linux on physical CPU 0x0
  508 22:09:42.854659  <5>[    0.000000] Linux version 5.10.212-cip44 (KernelCI@build-j132469-arm-gcc-10-multi-v7-defconfig-kselftest-l78c2) (arm-linux-gnueabihf-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP Wed Mar 6 21:21:06 UTC 2024
  509 22:09:42.854826  <6>[    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
  510 22:09:42.855257  start: 2.4.4.1 login-action (timeout 00:04:25) [common]
  511 22:09:42.855416  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.
  512 22:09:42.855587  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']
  513 22:09:42.855742  Using line separator: #'\n'#
  514 22:09:42.855869  No login prompt set.
  515 22:09:42.855997  Parsing kernel messages
  516 22:09:42.856110  ['-\\[ 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']
  517 22:09:42.856332  [login-action] Waiting for messages, (timeout 00:04:25)
  518 22:09:42.857556  <6>[    0.000000] CPU: div instructions available: patching division code
  519 22:09:42.897448  <6>[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  520 22:09:42.897995  <6>[    0.000000] OF: fdt: Machine model: Arrow Electronics STM32MP157A Avenger96 board
  521 22:09:42.898190  <4>[    0.000000] Malformed early option 'earlycon'
  522 22:09:42.898317  <6>[    0.000000] Memory policy: Data cache writealloc
  523 22:09:42.898435  <6>[    0.000000] efi: UEFI not found.
  524 22:09:42.898551  <6>[    0.000000] cma: Reserved 64 MiB at 0xfb800000
  525 22:09:42.898669  <6>[    0.000000] Zone ranges:
  526 22:09:42.900783  <6>[    0.000000]   DMA      [mem 0x00000000c0000000-0x00000000efffffff]
  527 22:09:42.901022  <6>[    0.000000]   Normal   empty
  528 22:09:42.940944  <6>[    0.000000]   HighMem  [mem 0x00000000f0000000-0x00000000ffffefff]
  529 22:09:42.941234  <6>[    0.000000] Movable zone start for each node
  530 22:09:42.941367  <6>[    0.000000] Early memory node ranges
  531 22:09:42.941486  <6>[    0.000000]   node   0: [mem 0x00000000c0000000-0x00000000ffffefff]
  532 22:09:42.941600  <6>[    0.000000] Initmem setup node 0 [mem 0x00000000c0000000-0x00000000ffffefff]
  533 22:09:42.941712  <6>[    0.000000] psci: probing for conduit method from DT.
  534 22:09:42.941825  <6>[    0.000000] psci: PSCIv1.0 detected in firmware.
  535 22:09:42.983945  <6>[    0.000000] psci: Using standard PSCI v0.2 function IDs
  536 22:09:42.984521  <6>[    0.000000] psci: Trusted OS migration not required
  537 22:09:42.984670  <6>[    0.000000] psci: SMC Calling Convention v1.0
  538 22:09:42.984787  <6>[    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
  539 22:09:42.984900  <6>[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260607
  540 22:09:43.027170  <5>[    0.000000] Kernel command line: console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.39:/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
  541 22:09:43.027796  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
  542 22:09:43.027991  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
  543 22:09:43.028119  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  544 22:09:43.030560  <6>[    0.000000] Memory: 921536K/1048572K available (17408K kernel code, 2714K rwdata, 8144K rodata, 2048K init, 6693K bss, 61500K reserved, 65536K cma-reserved, 196604K highmem)
  545 22:09:43.070540  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
  546 22:09:43.071208  <6>[    0.000000] ftrace: allocating 56146 entries in 165 pages
  547 22:09:43.071387  <6>[    0.000000] ftrace: allocated 165 pages with 4 groups
  548 22:09:43.071521  <6>[    0.000000] Running RCU self tests
  549 22:09:43.071642  <6>[    0.000000] rcu: Hierarchical RCU implementation.
  550 22:09:43.071759  <6>[    0.000000] rcu: 	RCU event tracing is enabled.
  551 22:09:43.071874  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.
  552 22:09:43.073999  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2.
  553 22:09:43.113899  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.
  554 22:09:43.114595  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.
  555 22:09:43.114755  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
  556 22:09:43.114880  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
  557 22:09:43.114998  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
  558 22:09:43.115111  <6>[    0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt).
  559 22:09:43.157095  <6>[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
  560 22:09:43.157688  <6>[    0.000014] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
  561 22:09:43.157874  <6>[    0.000056] Switching to timer-based delay loop, resolution 41ns
  562 22:09:43.158007  <6>[    0.014922] Console: colour dummy device 80x30
  563 22:09:43.158160  <4>[    0.015030] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  564 22:09:43.158287  <4>[    0.015074] ... MAX_LOCKDEP_SUBCLASSES:  8
  565 22:09:43.158407  <4>[    0.015114] ... MAX_LOCK_DEPTH:          48
  566 22:09:43.160418  <4>[    0.015154] ... MAX_LOCKDEP_KEYS:        8192
  567 22:09:43.200307  <4>[    0.015193] ... CLASSHASH_SIZE:          4096
  568 22:09:43.200925  <4>[    0.015233] ... MAX_LOCKDEP_ENTRIES:     32768
  569 22:09:43.201113  <4>[    0.015272] ... MAX_LOCKDEP_CHAINS:      65536
  570 22:09:43.201294  <4>[    0.015311] ... CHAINHASH_SIZE:          32768
  571 22:09:43.201462  <4>[    0.015351]  memory used by lock dependency info: 4061 kB
  572 22:09:43.201627  <4>[    0.015390]  memory used for stack traces: 2112 kB
  573 22:09:43.201795  <4>[    0.015430]  per task-struct memory footprint: 1536 bytes
  574 22:09:43.243738  <6>[    0.015562] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
  575 22:09:43.244451  <6>[    0.015636] CPU: Testing write buffer coherency: ok
  576 22:09:43.244664  <6>[    0.015858] pid_max: default: 32768 minimum: 301
  577 22:09:43.244834  <6>[    0.016346] LSM: Security Framework initializing
  578 22:09:43.244993  <6>[    0.016509] LSM support for eBPF active
  579 22:09:43.245145  <6>[    0.016697] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  580 22:09:43.245299  <6>[    0.016761] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  581 22:09:43.247155  <6>[    0.021684] CPU0: update cpu_capacity 1024
  582 22:09:43.286936  <6>[    0.021751] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
  583 22:09:43.287568  <6>[    0.026819] Setting up static identity map for 0xc0300000 - 0xc03000ac
  584 22:09:43.287779  <6>[    0.031739] rcu: Hierarchical SRCU implementation.
  585 22:09:43.287954  <6>[    0.048453] EFI services will not be available.
  586 22:09:43.288139  <6>[    0.049827] smp: Bringing up secondary CPUs ...
  587 22:09:43.288311  <6>[    0.053696] CPU1: update cpu_capacity 1024
  588 22:09:43.288481  <6>[    0.053719] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
  589 22:09:43.290225  <6>[    0.055219] smp: Brought up 1 node, 2 CPUs
  590 22:09:43.330210  <6>[    0.055313] SMP: Total of 2 processors activated (96.00 BogoMIPS).
  591 22:09:43.330935  <6>[    0.055355] CPU: All CPU(s) started in SVC mode.
  592 22:09:43.331164  <6>[    0.058788] devtmpfs: initialized
  593 22:09:43.331335  <6>[    0.182312] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
  594 22:09:43.331493  <6>[    0.186363] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
  595 22:09:43.331660  <6>[    0.186477] futex hash table entries: 512 (order: 3, 32768 bytes, linear)
  596 22:09:43.333646  <6>[    0.191973] pinctrl core: initialized pinctrl subsystem
  597 22:09:43.373491  <6>[    0.202654] DMI not present or invalid.
  598 22:09:43.374277  <6>[    0.206136] NET: Registered protocol family 16
  599 22:09:43.374508  <6>[    0.219411] DMA: preallocated 256 KiB pool for atomic coherent allocations
  600 22:09:43.374682  <6>[    0.234551] thermal_sys: Registered thermal governor 'step_wise'
  601 22:09:43.374850  <6>[    0.236332] cpuidle: using governor menu
  602 22:09:43.375013  <6>[    0.237233] No ATAGs?
  603 22:09:43.375151  <6>[    0.237762] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
  604 22:09:43.376838  <6>[    0.237869] hw-breakpoint: maximum watchpoint size is 8 bytes.
  605 22:09:43.416726  <6>[    0.251076] Serial: AMBA PL011 UART driver
  606 22:09:43.417388  <6>[    0.460582] /soc/interrupt-controller@5000d000: bank0
  607 22:09:43.417541  <6>[    0.460695] /soc/interrupt-controller@5000d000: bank1
  608 22:09:43.417640  <6>[    0.460761] /soc/interrupt-controller@5000d000: bank2
  609 22:09:43.417737  <6>[    0.491487] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added
  610 22:09:43.417835  <6>[    0.498092] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added
  611 22:09:43.420022  <6>[    0.504830] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added
  612 22:09:43.459993  <6>[    0.511501] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added
  613 22:09:43.460559  <6>[    0.517996] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added
  614 22:09:43.460690  <6>[    0.524620] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added
  615 22:09:43.460796  <6>[    0.531265] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added
  616 22:09:43.460889  <6>[    0.537778] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added
  617 22:09:43.463399  <6>[    0.544340] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added
  618 22:09:43.503614  <6>[    0.545827] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized
  619 22:09:43.503884  <6>[    0.557998] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added
  620 22:09:43.503987  <6>[    0.558122] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized
  621 22:09:43.504085  <6>[    0.645516] Kprobes globally optimized
  622 22:09:43.504185  <3>[    0.687455] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517
  623 22:09:43.506759  <6>[    0.700259] iommu: Default domain type: Translated 
  624 22:09:43.507011  <6>[    0.702439] vgaarb: loaded
  625 22:09:43.546591  <5>[    0.707820] SCSI subsystem initialized
  626 22:09:43.547131  <6>[    0.711209] usbcore: registered new interface driver usbfs
  627 22:09:43.547260  <6>[    0.711713] usbcore: registered new interface driver hub
  628 22:09:43.547360  <6>[    0.712033] usbcore: registered new device driver usb
  629 22:09:43.547459  <6>[    0.717731] pps_core: LinuxPPS API ver. 1 registered
  630 22:09:43.547554  <6>[    0.717788] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  631 22:09:43.547653  <6>[    0.717919] PTP clock support registered
  632 22:09:43.589949  <6>[    0.735890] clocksource: Switched to clocksource arch_sys_counter
  633 22:09:43.590508  <6>[    3.078108] NET: Registered protocol family 2
  634 22:09:43.590595  <6>[    3.079013] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
  635 22:09:43.590652  <6>[    3.083461] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)
  636 22:09:43.590706  <6>[    3.083715] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
  637 22:09:43.590759  <6>[    3.084018] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)
  638 22:09:43.633167  <6>[    3.086140] TCP: Hash tables configured (established 8192 bind 8192)
  639 22:09:43.633741  <6>[    3.087569] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)
  640 22:09:43.633910  <6>[    3.088085] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)
  641 22:09:43.634028  <6>[    3.088451] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)
  642 22:09:43.634155  <6>[    3.089474] NET: Registered protocol family 1
  643 22:09:43.634253  <6>[    3.094135] RPC: Registered named UNIX socket transport module.
  644 22:09:43.636523  <6>[    3.094265] RPC: Registered udp transport module.
  645 22:09:43.676444  <6>[    3.094313] RPC: Registered tcp transport module.
  646 22:09:43.677108  <6>[    3.094358] RPC: Registered tcp NFSv4.1 backchannel transport module.
  647 22:09:43.677311  <6>[    3.094439] NET: Registered protocol family 44
  648 22:09:43.677419  <6>[    3.094527] PCI: CLS 0 bytes, default 64
  649 22:09:43.677516  <6>[    3.097674] Trying to unpack rootfs image as initramfs...
  650 22:09:43.677613  <6>[    5.491448] Freeing initrd memory: 14984K
  651 22:09:43.677710  <6>[    5.494422] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available
  652 22:09:43.679638  <5>[    5.503779] Initialise system trusted keyrings
  653 22:09:43.719748  <6>[    5.505182] workingset: timestamp_bits=30 max_order=18 bucket_order=0
  654 22:09:43.720331  <6>[    5.576879] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  655 22:09:43.720468  <5>[    5.582081] NFS: Registering the id_resolver key type
  656 22:09:43.720566  <5>[    5.582364] Key type id_resolver registered
  657 22:09:43.720659  <5>[    5.582488] Key type id_legacy registered
  658 22:09:43.720752  <6>[    5.583416] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  659 22:09:43.720853  <6>[    5.583554] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  660 22:09:43.723121  <6>[    5.583854] ntfs: driver 2.1.32 [Flags: R/O].
  661 22:09:43.762977  <5>[    5.587252] Key type asymmetric registered
  662 22:09:43.763521  <5>[    5.587469] Asymmetric key parser 'x509' registered
  663 22:09:43.763666  <6>[    5.588065] bounce: pool size: 64 pages
  664 22:09:43.763768  <6>[    5.588301] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
  665 22:09:43.763870  <6>[    5.588447] io scheduler mq-deadline registered
  666 22:09:43.763969  <6>[    5.588504] io scheduler kyber registered
  667 22:09:43.764069  <4>[    5.589830] test_firmware: interface ready
  668 22:09:43.766375  <6>[    6.089810] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled
  669 22:09:43.806343  <6>[    6.112429] SuperH (H)SCI(F) driver initialized
  670 22:09:43.806890  <6>[    6.116609] msm_serial: driver initialized
  671 22:09:43.807035  <6>[    6.117485] STMicroelectronics ASC driver initialized
  672 22:09:43.807135  <6>[    6.123277] STM32 USART driver initialized
  673 22:09:43.807235  <6>[    6.126497] stm32-usart 4000e000.serial: rx dma alloc failed
  674 22:09:43.807325  <6>[    6.126568] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma)
  675 22:09:43.807424  <6>[    6.126629] stm32-usart 4000e000.serial: tx dma alloc failed
  676 22:09:43.809676  <6>[    6.126675] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma)
  677 22:09:43.849866  <6>[    6.126931] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart
  678 22:09:43.850155  <6>[    6.128679] serial serial0: tty port ttySTM2 registered
  679 22:09:43.850269  <6>[    6.132106] stm32-usart 40010000.serial: rx dma alloc failed
  680 22:09:43.850380  <6>[    6.132170] stm32-usart 40010000.serial: interrupt mode used for rx (no dma)
  681 22:09:43.850481  <6>[    6.132229] stm32-usart 40010000.serial: tx dma alloc failed
  682 22:09:43.852881  <6>[    6.132275] stm32-usart 40010000.serial: interrupt mode used for tx (no dma)
  683 22:09:43.897475  <6>[    6.132385] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart
  684 22:09:43.897743  <6>[    7.178362] printk: console [ttySTM0] enabled
  685 22:09:43.897848  <6>[    7.188288] stm32-usart 40018000.serial: rx dma alloc failed
  686 22:09:43.897933  <6>[    7.192841] stm32-usart 40018000.serial: interrupt mode used for rx (no dma)
  687 22:09:43.898019  <6>[    7.200299] stm32-usart 40018000.serial: tx dma alloc failed
  688 22:09:43.900371  <6>[    7.206174] stm32-usart 40018000.serial: interrupt mode used for tx (no dma)
  689 22:09:43.921512  <6>[    7.213495] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart
  690 22:09:43.955138  <6>[    7.251427] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
  691 22:09:43.958503  <5>[    7.253994] random: crng init done
  692 22:09:44.022411  <6>[    7.329437] brd: module loaded
  693 22:09:44.091221  <6>[    7.388623] loop: module loaded
  694 22:09:44.094434  <6>[    7.394830] lkdtm: No crash points registered, enable through debugfs
  695 22:09:44.194484  <6>[    7.470060] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded
  696 22:09:44.194811  <6>[    7.478909] e1000e: Intel(R) PRO/1000 Network Driver
  697 22:09:44.195011  <6>[    7.482719] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  698 22:09:44.195165  <6>[    7.489416] igb: Intel(R) Gigabit Ethernet Network Driver
  699 22:09:44.197588  <6>[    7.494584] igb: Copyright (c) 2007-2014 Intel Corporation.
  700 22:09:44.238913  <6>[    7.515464] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found
  701 22:09:44.239182  <6>[    7.520920] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found
  702 22:09:44.239312  <6>[    7.527940] stm32-dwmac 5800a000.ethernet: PTP uses main clock
  703 22:09:44.239429  <6>[    7.533186] stm32-dwmac 5800a000.ethernet: no reset control found
  704 22:09:44.239544  <6>[    7.542106] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42
  705 22:09:44.239657  <6>[    7.548137] stm32-dwmac 5800a000.ethernet: 	DWMAC4/5
  706 22:09:44.281927  <6>[    7.553176] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported
  707 22:09:44.282569  <6>[    7.560850] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported
  708 22:09:44.282755  <6>[    7.568421] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported
  709 22:09:44.282928  <6>[    7.575507] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported
  710 22:09:44.283086  <6>[    7.582495] stm32-dwmac 5800a000.ethernet: TSO supported
  711 22:09:44.283236  <6>[    7.587720] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer
  712 22:09:44.308229  <6>[    7.595843] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2)
  713 22:09:44.308944  <6>[    7.602558] stm32-dwmac 5800a000.ethernet: TSO feature enabled
  714 22:09:44.311386  <6>[    7.608775] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width
  715 22:09:44.410191  <6>[    7.688216] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
  716 22:09:44.410462  <6>[    7.694702] usbcore: registered new interface driver pegasus
  717 22:09:44.410639  <6>[    7.700919] usbcore: registered new interface driver asix
  718 22:09:44.410796  <6>[    7.706382] usbcore: registered new interface driver ax88179_178a
  719 22:09:44.410948  <6>[    7.712650] usbcore: registered new interface driver cdc_ether
  720 22:09:44.411098  <6>[    7.718951] usbcore: registered new interface driver smsc75xx
  721 22:09:44.447229  <6>[    7.724863] usbcore: registered new interface driver smsc95xx
  722 22:09:44.447754  <6>[    7.730973] usbcore: registered new interface driver net1080
  723 22:09:44.447903  <6>[    7.736858] usbcore: registered new interface driver cdc_subset
  724 22:09:44.448062  <6>[    7.742931] usbcore: registered new interface driver zaurus
  725 22:09:44.450616  <6>[    7.748978] usbcore: registered new interface driver cdc_ncm
  726 22:09:44.491182  <6>[    7.766623] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  727 22:09:44.491782  <6>[    7.772144] ehci-pci: EHCI PCI platform driver
  728 22:09:44.491933  <6>[    7.777193] ehci-platform: EHCI generic platform driver
  729 22:09:44.492092  <6>[    7.784382] ehci-orion: EHCI orion driver
  730 22:09:44.492243  <6>[    7.788252] SPEAr-ehci: EHCI SPEAr driver
  731 22:09:44.492393  <6>[    7.792218] ehci-st: EHCI STMicroelectronics driver
  732 22:09:44.492541  <6>[    7.797509] ehci-exynos: EHCI Exynos driver
  733 22:09:44.492689  <6>[    7.801793] ehci-atmel: EHCI Atmel driver
  734 22:09:44.494443  <6>[    7.806145] tegra-ehci: Tegra EHCI driver
  735 22:09:44.541148  <6>[    7.810385] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  736 22:09:44.541742  <6>[    7.816316] ohci-pci: OHCI PCI platform driver
  737 22:09:44.541895  <6>[    7.821110] ohci-platform: OHCI generic platform driver
  738 22:09:44.542075  <6>[    7.827206] SPEAr-ohci: OHCI SPEAr driver
  739 22:09:44.542233  <6>[    7.831291] ohci-st: OHCI STMicroelectronics driver
  740 22:09:44.542383  <6>[    7.836568] ohci-atmel: OHCI Atmel driver
  741 22:09:44.544509  <6>[    7.843595] usbcore: registered new interface driver usb-storage
  742 22:09:44.607430  <3>[    7.870897] stm32_rtc 5c004000.rtc: IRQ index 1 not found
  743 22:09:44.607665  <4>[    7.875163] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6
  744 22:09:44.607839  <6>[    7.887408] stm32_rtc 5c004000.rtc: registered as rtc0
  745 22:09:44.607995  <6>[    7.891549] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:26 UTC (946684826)
  746 22:09:44.608154  <4>[    7.902121] stm32_rtc 5c004000.rtc: Date/Time must be initialized
  747 22:09:44.608304  <6>[    7.907252] stm32_rtc 5c004000.rtc: registered rev:1.2
  748 22:09:44.610567  <6>[    7.918622] i2c /dev entries driver
  749 22:09:44.657498  <6>[    7.955273] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter
  750 22:09:44.689366  <6>[    7.986591] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter
  751 22:09:44.721446  <6>[    8.027411] stpmic1 2-0033: PMIC Chip Version: 0x10
  752 22:09:44.813362  <6>[    8.057010] vddcore: supplied by regulator-dummy
  753 22:09:44.813954  <6>[    8.067603] vdd_ddr: supplied by regulator-dummy
  754 22:09:44.814125  <6>[    8.077261] vdd: supplied by regulator-dummy
  755 22:09:44.814250  <6>[    8.086425] v3v3: supplied by regulator-dummy
  756 22:09:44.814363  <6>[    8.094852] vdda: Bringing 1800000uV into 2900000-2900000uV
  757 22:09:44.814474  <6>[    8.102264] vdda: supplied by v3v3
  758 22:09:44.814585  <6>[    8.110494] v2v8: Bringing 1800000uV into 2800000-2800000uV
  759 22:09:44.814694  <6>[    8.117519] v2v8: supplied by v3v3
  760 22:09:44.816755  <6>[    8.123824] vtt_ddr: supplied by vdd_ddr
  761 22:09:44.884089  <6>[    8.133946] vdd_usb: supplied by regulator-dummy
  762 22:09:44.884636  <6>[    8.140549] vdd_sd: supplied by v3v3
  763 22:09:44.884775  <6>[    8.149856] v1v8: Bringing 1000000uV into 1800000-1800000uV
  764 22:09:44.884897  <6>[    8.156994] v1v8: supplied by v3v3
  765 22:09:44.885012  <6>[    8.161957] vref_ddr: supplied by regulator-dummy
  766 22:09:44.885122  <6>[    8.173381] bst_out: supplied by regulator-dummy
  767 22:09:44.885230  <6>[    8.181550] vbus_otg: supplied by bst_out
  768 22:09:44.887406  <6>[    8.188873] vbus_sw: supplied by bst_out
  769 22:09:44.941418  <6>[    8.209088] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0
  770 22:09:44.941675  <4>[    8.228827] at24 2-0053: supply vcc not found, using dummy regulator
  771 22:09:44.941805  <6>[    8.238675] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write
  772 22:09:44.944471  <6>[    8.244776] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter
  773 22:09:44.988406  <6>[    8.285560] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully
  774 22:09:45.064159  <6>[    8.326110] sdhci: Secure Digital Host Controller Interface driver
  775 22:09:45.064410  <6>[    8.331223] sdhci: Copyright(c) Pierre Ossman
  776 22:09:45.064545  <6>[    8.343934] mmci-pl18x 58005000.sdmmc: Got CD GPIO
  777 22:09:45.064662  <6>[    8.344211] Synopsys Designware Multimedia Card Interface Driver
  778 22:09:45.064778  <6>[    8.353638] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio)
  779 22:09:45.064892  <6>[    8.360486] sdhci-pltfm: SDHCI platform and OF driver helper
  780 22:09:45.123326  <6>[    8.379349] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio)
  781 22:09:45.123842  <6>[    8.391418] ledtrig-cpu: registered to indicate activity on CPUs
  782 22:09:45.123986  <6>[    8.400377] usbcore: registered new interface driver usbhid
  783 22:09:45.124103  <6>[    8.404816] usbhid: USB HID core driver
  784 22:09:45.124214  <4>[    8.419487] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
  785 22:09:45.124324  <4>[    8.426075] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
  786 22:09:45.124434  <6>[    8.432034] netem: version 1.3
  787 22:09:45.126811  <4>[    8.433726] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
  788 22:09:45.161104  <6>[    8.434307] ipip: IPv4 and MPLS over IPv4 tunneling driver
  789 22:09:45.161654  <4>[    8.443512] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
  790 22:09:45.161790  <6>[    8.448930] IPv4 over IPsec tunneling driver
  791 22:09:45.161905  <4>[    8.454708] mmc1: queuing unknown CIS tuple 0x80 (6 bytes)
  792 22:09:45.164501  <6>[    8.463042] NET: Registered protocol family 10
  793 22:09:45.164673  <6>[    8.475027] Segment Routing with IPv6
  794 22:09:45.217075  <6>[    8.486558] NET: Registered protocol family 17
  795 22:09:45.217574  <6>[    8.491851] 8021q: 802.1Q VLAN Support v1.8
  796 22:09:45.217710  <5>[    8.496261] Key type dns_resolver registered
  797 22:09:45.217823  <6>[    8.499624] ThumbEE CPU extension supported.
  798 22:09:45.217930  <5>[    8.504009] Registering SWP/SWPB emulation handler
  799 22:09:45.218051  <5>[    8.511097] Loading compiled-in X.509 certificates
  800 22:09:45.220453  <6>[    8.518734] mmc0: new high speed SDXC card at address e624
  801 22:09:45.236293  <6>[    8.548449] mmcblk0: mmc0:e624 SD64G 59.5 GiB 
  802 22:09:45.284231  <6>[    8.582980] mmc1: new high speed SDIO card at address 0001
  803 22:09:45.333395  <4>[    8.611887] GPT:Primary header thinks Alt. header is not at the end of the disk.
  804 22:09:45.333653  <4>[    8.618448] GPT:3204245 != 124735487
  805 22:09:45.333789  <4>[    8.622129] GPT:Alternate GPT header not at the end of the disk.
  806 22:09:45.333905  <4>[    8.628624] GPT:3204245 != 124735487
  807 22:09:45.334015  <4>[    8.632250] GPT: Use GNU Parted to correct GPT errors.
  808 22:09:45.336432  <6>[    8.637930]  mmcblk0: p1 p2 p3 p4
  809 22:09:45.469419  <6>[    8.754653] stm32-dma 48000000.dma-controller: STM32 DMA driver registered
  810 22:09:45.472389  <6>[    8.771553] stm32-dma 48001000.dma-controller: STM32 DMA driver registered
  811 22:09:45.534356  <6>[    8.797462] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered
  812 22:09:45.534569  <6>[    8.807263] buck-io: supplied by vdd
  813 22:09:45.534704  <6>[    8.812440] usb33: supplied by vdd_usb
  814 22:09:45.534818  <6>[    8.823442] reg11: supplied by buck-io
  815 22:09:45.534928  <6>[    8.828202] reg18: supplied by buck-io
  816 22:09:45.537438  <6>[    8.836268] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0
  817 22:09:45.569252  <6>[    8.875418] spi-nor spi0.0: w25q16dw (2048 Kbytes)
  818 22:09:45.613302  <4>[    8.908688] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator
  819 22:09:45.616365  <4>[    8.916403] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator
  820 22:09:45.803367  <6>[    9.064936] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM
  821 22:09:45.803651  <6>[    9.076330] dwc2 49000000.usb-otg: DWC OTG Controller
  822 22:09:45.803780  <6>[    9.080847] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1
  823 22:09:45.803899  <6>[    9.088252] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000
  824 22:09:45.804015  <6>[    9.103449] hub 1-0:1.0: USB hub found
  825 22:09:45.806563  <6>[    9.107009] hub 1-0:1.0: 1 port detected
  826 22:09:45.851122  <6>[    9.136578] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller
  827 22:09:45.851636  <6>[    9.141780] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2
  828 22:09:45.854458  <6>[    9.151638] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000
  829 22:09:45.898055  <6>[    9.186057] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00
  830 22:09:45.898550  <6>[    9.198148] hub 2-0:1.0: USB hub found
  831 22:09:45.901154  <6>[    9.201083] hub 2-0:1.0: 2 ports detected
  832 22:09:45.924347  <6>[    9.222197] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio)
  833 22:09:46.091064  <6>[    9.363988] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL)
  834 22:09:46.091349  <6>[    9.379643] dwmac4: Master AXI performs any burst length
  835 22:09:46.091484  <6>[    9.379772] mmc2: new DDR MMC card at address 0001
  836 22:09:46.091600  <6>[    9.383831] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found
  837 22:09:46.091719  <6>[    9.392236] mmcblk2: mmc2:0001 DG4008 7.28 GiB 
  838 22:09:46.094186  <6>[    9.402390] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB
  839 22:09:46.113021  <6>[    9.408705] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB
  840 22:09:46.116375  <6>[    9.416745] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0)
  841 22:09:46.158344  <4>[    9.437068] GPT:Primary header thinks Alt. header is not at the end of the disk.
  842 22:09:46.158550  <4>[    9.443350] GPT:3145727 != 15273599
  843 22:09:46.158682  <4>[    9.447210] GPT:Alternate GPT header not at the end of the disk.
  844 22:09:46.158801  <4>[    9.453377] GPT:3145727 != 15273599
  845 22:09:46.158911  <4>[    9.457179] GPT: Use GNU Parted to correct GPT errors.
  846 22:09:46.161317  <6>[    9.462639]  mmcblk2: p1 p2 p3 p4
  847 22:09:46.334401  <6>[    9.596721] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported
  848 22:09:46.334691  <6>[    9.607473] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock
  849 22:09:46.334820  <6>[    9.619476] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode
  850 22:09:46.334940  <6>[    9.630916] 8021q: adding VLAN 0 to HW filter on device eth0
  851 22:09:46.337431  <4>[    9.635479] stm32-dwmac 5800a000.ethernet eth0: Adding VLAN ID 0 is not supported
  852 22:09:46.378429  <6>[    9.676005] usb 2-1: new high-speed USB device number 2 using ehci-platform
  853 22:09:46.582151  <6>[    9.883103] hub 2-1:1.0: USB hub found
  854 22:09:46.585267  <6>[    9.886382] hub 2-1:1.0: 3 ports detected
  855 22:09:53.682202  <6>[   16.969831] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
  856 22:09:53.685379  <6>[   16.986188] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  857 22:09:56.657549  <5>[   17.017611] Sending DHCP requests .., OK
  858 22:09:56.658145  <6>[   19.938969] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.198
  859 22:09:56.658300  <6>[   19.947243] IP-Config: Complete:
  860 22:09:56.658417  <6>[   19.950558]      device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.198, mask=255.255.255.0, gw=192.168.56.254
  861 22:09:56.658537  <6>[   19.961445]      host=192.168.56.198, domain=mayfield.sirena.org.uk, nis-domain=(none)
  862 22:09:56.660965  <6>[   19.969648]      bootserver=192.168.56.254, rootserver=192.168.56.39, rootpath=
  863 22:09:56.678914  <6>[   19.969676]      nameserver0=192.168.56.254
  864 22:09:56.682715  <6>[   19.981617]      ntpserver0=50.205.244.22, ntpserver1=85.199.214.99
  865 22:09:56.762177  <6>[   20.074968] Freeing unused kernel memory: 2048K
  866 22:09:56.794140  <6>[   20.106977] Run /init as init process
  867 22:09:56.858104  Loading, please wait...
  868 22:09:57.018129  Starting version 247.3-7+deb11u4
  869 22:10:04.546933  <6>[   27.825660] Bluetooth: Core ver 2.22
  870 22:10:04.547555  <6>[   27.828642] NET: Registered protocol family 31
  871 22:10:04.547695  <6>[   27.832813] Bluetooth: HCI device and connection manager initialized
  872 22:10:04.547815  <6>[   27.840178] Bluetooth: HCI socket layer initialized
  873 22:10:04.547927  <6>[   27.844633] Bluetooth: L2CAP socket layer initialized
  874 22:10:04.550226  <6>[   27.850646] Bluetooth: SCO socket layer initialized
  875 22:10:04.692027  <5>[   27.989161] cfg80211: Loading compiled-in X.509 certificates for regulatory database
  876 22:10:04.712898  <6>[   28.013201] Bluetooth: HCI UART driver ver 2.3
  877 22:10:04.715896  <6>[   28.016730] Bluetooth: HCI UART protocol H4 registered
  878 22:10:04.802647  <6>[   28.097874] Bluetooth: HCI UART protocol Broadcom registered
  879 22:10:04.806197  <4>[   28.099131] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator
  880 22:10:04.839730  <4>[   28.138108] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator
  881 22:10:05.332000  <6>[   28.614011] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv])
  882 22:10:05.332241  <6>[   28.619989] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652
  883 22:10:05.335071  <6>[   28.629180] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS
  884 22:10:05.379024  <6>[   28.676768] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 2
  885 22:10:05.459821  <6>[   28.728687] Bluetooth: hci0: BCM: chip id 107
  886 22:10:05.460279  <6>[   28.733617] Bluetooth: hci0: BCM: features 0x2f
  887 22:10:05.460415  <6>[   28.739069] Bluetooth: hci0: BCM4345C0
  888 22:10:05.460536  <6>[   28.741707] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000
  889 22:10:05.460651  <3>[   28.752107] Bluetooth: hci0: BCM: firmware Patch file not found, tried:
  890 22:10:05.460762  <3>[   28.757839] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd'
  891 22:10:05.463153  <3>[   28.763080] Bluetooth: hci0: BCM: 'brcm/BCM.hcd'
  892 22:10:06.002331  <5>[   29.299727] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
  893 22:10:06.022916  <5>[   29.318986] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'
  894 22:10:06.218169  <6>[   29.491035] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
  895 22:10:06.218346  <4>[   29.493952] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
  896 22:10:06.218480  <4>[   29.501592] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2
  897 22:10:06.221239  <6>[   29.507728] cfg80211: failed to load regulatory.db
  898 22:10:06.317026  <6>[   29.614203] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 1
  899 22:10:06.345103  <6>[   29.642174] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes
  900 22:10:06.382458  <6>[   29.678178] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes
  901 22:10:07.229270  <3>[   30.526505] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000): clkctl 0x50
  902 22:10:08.637109  Begin: Loading essential drivers ... done.
  903 22:10:08.668897  Begin: Running /scripts/init-premount ... done.
  904 22:10:08.669358  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
  905 22:10:08.672071  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
  906 22:10:08.687979  Device /sys/class/net/eth0 found
  907 22:10:08.688150  done.
  908 22:10:08.938984  IP-Config: eth0 hardware address 80:1f:12:cc:2a:a4 mtu 1500 DHCP
  909 22:10:09.019633  IP-Config: eth0 complete (dhcp from 192.168.56.254):
  910 22:10:09.020163   address: 192.168.56.198   broadcast: 192.168.56.255   netmask: 255.255.255.0   
  911 22:10:09.020302   gateway: 192.168.56.254   dns0     : 192.168.56.254   dns1   : 0.0.0.0         
  912 22:10:09.020426   domain : mayfield.sirena.org.uk                                          
  913 22:10:09.022993   rootserver: 192.168.56.254 rootpath: 
  914 22:10:09.023165   filename  : 
  915 22:10:09.102852  done.
  916 22:10:09.130534  Begin: Running /scripts/nfs-bottom ... done.
  917 22:10:09.262149  Begin: Running /scripts/init-bottom ... done.
  918 22:10:10.936731  <30>[   34.233808] systemd[1]: System time before build time, advancing clock.
  919 22:10:11.262711  <30>[   34.533091] systemd[1]: systemd 247.3-7+deb11u4 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
  920 22:10:11.265838  <30>[   34.565069] systemd[1]: Detected architecture arm.
  921 22:10:11.281669  
  922 22:10:11.281840  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
  923 22:10:11.281973  
  924 22:10:11.334709  <30>[   34.632502] systemd[1]: Set hostname to <debian-bullseye-armhf>.
  925 22:10:14.299664  <30>[   37.595469] systemd[1]: Queued start job for default target Graphical Interface.
  926 22:10:14.321346  <30>[   37.614465] systemd[1]: Created slice system-getty.slice.
  927 22:10:14.324661  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
  928 22:10:14.367582  <30>[   37.659936] systemd[1]: Created slice system-modprobe.slice.
  929 22:10:14.370733  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
  930 22:10:14.407334  <30>[   37.699849] systemd[1]: Created slice system-serial\x2dgetty.slice.
  931 22:10:14.410734  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
  932 22:10:14.446788  <30>[   37.739384] systemd[1]: Created slice User and Session Slice.
  933 22:10:14.449880  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
  934 22:10:14.491372  <30>[   37.779203] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
  935 22:10:14.494786  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
  936 22:10:14.537150  <30>[   37.828596] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
  937 22:10:14.540108  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
  938 22:10:14.595777  <30>[   37.877108] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
  939 22:10:14.595951  <30>[   37.888632] systemd[1]: Reached target Local Encrypted Volumes.
  940 22:10:14.598858  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
  941 22:10:14.614662  <30>[   37.927266] systemd[1]: Reached target Paths.
  942 22:10:14.630746  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
  943 22:10:14.674105  <30>[   37.966848] systemd[1]: Reached target Remote File Systems.
  944 22:10:14.676700  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
  945 22:10:14.715819  <30>[   38.006685] systemd[1]: Reached target Slices.
  946 22:10:14.716019  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
  947 22:10:14.751792  <30>[   38.046759] systemd[1]: Reached target Swap.
  948 22:10:14.754776  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
  949 22:10:14.797785  <30>[   38.089799] systemd[1]: Listening on initctl Compatibility Named Pipe.
  950 22:10:14.801161  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
  951 22:10:14.922785  <30>[   38.203611] systemd[1]: Condition check resulted in Journal Audit Socket being skipped.
  952 22:10:14.923036  <30>[   38.218235] systemd[1]: Listening on Journal Socket (/dev/log).
  953 22:10:14.925832  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
  954 22:10:14.968325  <30>[   38.261221] systemd[1]: Listening on Journal Socket.
  955 22:10:14.971592  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
  956 22:10:15.007358  <30>[   38.301752] systemd[1]: Listening on Network Service Netlink Socket.
  957 22:10:15.010773  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
  958 22:10:15.062624  <30>[   38.355016] systemd[1]: Listening on udev Control Socket.
  959 22:10:15.065736  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
  960 22:10:15.107343  <30>[   38.399800] systemd[1]: Listening on udev Kernel Socket.
  961 22:10:15.110745  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
  962 22:10:15.150656  <30>[   38.439524] systemd[1]: Condition check resulted in Huge Pages File System being skipped.
  963 22:10:15.153816  <30>[   38.448371] systemd[1]: Condition check resulted in POSIX Message Queue File System being skipped.
  964 22:10:15.180632  <30>[   38.472254] systemd[1]: Mounting Kernel Debug File System...
  965 22:10:15.183608           Mounting [0;1;39mKernel Debug File System[0m...
  966 22:10:15.234620  <30>[   38.526641] systemd[1]: Mounting Kernel Trace File System...
  967 22:10:15.237743           Mounting [0;1;39mKernel Trace File System[0m...
  968 22:10:15.307624  <30>[   38.596620] systemd[1]: Starting Create list of static device nodes for the current kernel...
  969 22:10:15.310688           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
  970 22:10:15.427692  <30>[   38.724408] systemd[1]: Starting Load Kernel Module configfs...
  971 22:10:15.443467           Starting [0;1;39mLoad Kernel Module configfs[0m...
  972 22:10:15.497826  <30>[   38.795253] systemd[1]: Starting Load Kernel Module drm...
  973 22:10:15.513620           Starting [0;1;39mLoad Kernel Module drm[0m...
  974 22:10:15.551349  <30>[   38.843576] systemd[1]: Starting Load Kernel Module fuse...
  975 22:10:15.554786           Starting [0;1;39mLoad Kernel Module fuse[0m...
  976 22:10:15.613800  <30>[   38.911158] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
  977 22:10:15.645687  <30>[   38.956049] systemd[1]: Starting Journal Service...
  978 22:10:15.661665           Starting [0;1;39mJournal Service[0m...
  979 22:10:15.677702  <6>[   38.991604] fuse: init (API version 7.32)
  980 22:10:15.728387  <30>[   39.029033] systemd[1]: Starting Load Kernel Modules...
  981 22:10:15.747483           Starting [0;1;39mLoad Kernel Modules[0m...
  982 22:10:15.816729  <30>[   39.102872] systemd[1]: Starting Remount Root and Kernel File Systems...
  983 22:10:15.819695           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
  984 22:10:15.882774  <30>[   39.180194] systemd[1]: Starting Coldplug All udev Devices...
  985 22:10:15.914694           Starting [0;1;39mColdplug All udev Devices[0m...
  986 22:10:16.086723  <30>[   39.384113] systemd[1]: Mounted Kernel Debug File System.
  987 22:10:16.148659  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
  988 22:10:16.151604  <30>[   39.449509] systemd[1]: Mounted Kernel Trace File System.
  989 22:10:16.198738  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
  990 22:10:16.254723  <30>[   39.551867] systemd[1]: Finished Create list of static device nodes for the current kernel.
  991 22:10:16.313755  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
  992 22:10:16.499660  <30>[   39.797063] systemd[1]: modprobe@configfs.service: Succeeded.
  993 22:10:16.521851  <30>[   39.819392] systemd[1]: Finished Load Kernel Module configfs.
  994 22:10:16.537750  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
  995 22:10:16.585701  <30>[   39.886303] systemd[1]: modprobe@drm.service: Succeeded.
  996 22:10:16.615692  <30>[   39.907881] systemd[1]: Finished Load Kernel Module drm.
  997 22:10:16.618812  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
  998 22:10:16.650722  <30>[   39.948299] systemd[1]: modprobe@fuse.service: Succeeded.
  999 22:10:16.677729  <30>[   39.970171] systemd[1]: Finished Load Kernel Module fuse.
 1000 22:10:16.680726  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 1001 22:10:16.696612  <30>[   39.995330] systemd[1]: Finished Load Kernel Modules.
 1002 22:10:16.720177  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 1003 22:10:16.755544  <30>[   40.054848] systemd[1]: Finished Remount Root and Kernel File Systems.
 1004 22:10:16.782777  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 1005 22:10:16.844696  <30>[   40.136934] systemd[1]: Mounting FUSE Control File System...
 1006 22:10:16.847655           Mounting [0;1;39mFUSE Control File System[0m...
 1007 22:10:16.909782  <30>[   40.207461] systemd[1]: Mounting Kernel Configuration File System...
 1008 22:10:16.948708           Mounting [0;1;39mKernel Configuration File System[0m...
 1009 22:10:17.004741  <30>[   40.301791] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 1010 22:10:17.031687  <30>[   40.328880] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 1011 22:10:17.093828  <30>[   40.391591] systemd[1]: Starting Load/Save Random Seed...
 1012 22:10:17.109632           Starting [0;1;39mLoad/Save Random Seed[0m...
 1013 22:10:17.169754  <30>[   40.467268] systemd[1]: Starting Apply Kernel Variables...
 1014 22:10:17.201656           Starting [0;1;39mApply Kernel Variables[0m...
 1015 22:10:17.281669  <30>[   40.580980] systemd[1]: Starting Create System Users...
 1016 22:10:17.297688           Starting [0;1;39mCreate System Users[0m...
 1017 22:10:17.393622  <30>[   40.691164] systemd[1]: Mounted FUSE Control File System.
 1018 22:10:17.448718  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 1019 22:10:17.451690  <30>[   40.749497] systemd[1]: Mounted Kernel Configuration File System.
 1020 22:10:17.498752  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 1021 22:10:17.585423  <30>[   40.882845] systemd[1]: Started Journal Service.
 1022 22:10:17.588609  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 1023 22:10:17.689747           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 1024 22:10:17.811652  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 1025 22:10:17.866739  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 1026 22:10:17.956698  <46>[   41.253662] systemd-journald[195]: Received client request to flush runtime journal.
 1027 22:10:18.270391  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 1028 22:10:18.349767           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 1029 22:10:19.157799  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 1030 22:10:19.213741  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 1031 22:10:19.254735  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 1032 22:10:19.307613           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 1033 22:10:19.819557  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 1034 22:10:19.897732           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 1035 22:10:20.534725  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 1036 22:10:20.662606           Starting [0;1;39mNetwork Service[0m...
 1037 22:10:22.162042  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 1038 22:10:22.539338           Starting [0;1;39mNetwork Time Synchronization[0m...
 1039 22:10:22.589517           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 1040 22:10:23.773550  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 1041 22:10:24.030729           Starting [0;1;39mNetwork Name Resolution[0m...
 1042 22:10:24.281927  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 1043 22:10:25.774466  [[0;32m  OK  [0m] Started [0;1;39mNetwork Time Synchronization[0m.
 1044 22:10:25.838240  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Set[0m.
 1045 22:10:25.870889  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
 1046 22:10:27.978979  [[0m[0;31m*     [0m] (1 of 3) A start job is running for… All udev Devices (13s / no limit)
 1047 22:10:28.480004  M[K[[0;1;31m*[0m[0;31m*    [0m] (1 of 3) A start job is running for… All udev Devices (14s / no limit)
 1048 22:10:28.981740  M[K[[0;31m*[0;1;31m*[0m[0;31m*   [0m] (1 of 3) A start job is running for… All udev Devices (14s / no limit)
 1049 22:10:29.192696  M[K[[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 1050 22:10:29.196071  [K[[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 1051 22:10:29.211166  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 1052 22:10:30.923285  [[0;32m  OK  [0m] Found device [0;1;39m/dev/ttySTM0[0m.
 1053 22:10:31.419311  [[0;32m  OK  [0m] Reached target [0;1;39mBluetooth[0m.
 1054 22:10:31.463218  [[0;32m  OK  [0m] Reached target [0;1;39mHardware activated USB gadget[0m.
 1055 22:10:33.895028  [ [0;31m*[0;1;31m*[0m[0;31m*  [0m] A start job is running for Coldplug All udev Devices (19s / no limit)
 1056 22:10:34.816261  M[K[[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 1057 22:10:40.799967  [K[[0;32m  OK  [0m] Reached target [0;1;39mSound Card[0m.
 1058 22:10:40.845150  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 1059 22:10:40.909096  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 1060 22:10:40.954977  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 1061 22:10:41.007618  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 1062 22:10:41.055895  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 1063 22:10:41.093124  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 1064 22:10:41.124935  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 1065 22:10:41.181126  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 1066 22:10:41.212945  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 1067 22:10:41.243119  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 1068 22:10:41.279911  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 1069 22:10:41.326912  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 1070 22:10:41.446154           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 1071 22:10:41.638098           Starting [0;1;39mUser Login Management[0m...
 1072 22:10:41.702112           Starting [0;1;39mPermit User Sessions[0m...
 1073 22:10:41.807073           Starting [0;1;39mLoad/Save RF Kill Switch Status[0m...
 1074 22:10:42.055984  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 1075 22:10:42.151886  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 1076 22:10:42.229953  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttySTM0[0m.
 1077 22:10:42.262006  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 1078 22:10:42.307995  [[0;32m  OK  [0m] Started [0;1;39mLoad/Save RF Kill Switch Status[0m.
 1079 22:10:42.697040  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 1080 22:10:42.888826  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 1081 22:10:42.920970  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 1082 22:10:42.951896  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 1083 22:10:42.995089           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 1084 22:10:43.289958  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 1085 22:10:43.497986  
 1086 22:10:43.515646  Debian GNU/Linux 11 debian-bullseye-armhf ttySTM0
 1087 22:10:43.515817  
 1088 22:10:43.519077  debian-bullseye-armhf login: root (automatic login)
 1089 22:10:43.519244  
 1090 22:10:44.272014  Linux debian-bullseye-armhf 5.10.212-cip44 #1 SMP Wed Mar 6 21:21:06 UTC 2024 armv7l
 1091 22:10:44.272276  
 1092 22:10:44.272401  The programs included with the Debian GNU/Linux system are free software;
 1093 22:10:44.272514  the exact distribution terms for each program are described in the
 1094 22:10:44.272623  individual files in /usr/share/doc/*/copyright.
 1095 22:10:44.272729  
 1096 22:10:44.275189  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1097 22:10:44.275356  permitted by applicable law.
 1098 22:10:53.091199  Matched prompt #10: / #
 1100 22:10:53.091736  Setting prompt string to ['/ #']
 1101 22:10:53.091916  end: 2.4.4.1 login-action (duration 00:01:10) [common]
 1103 22:10:53.092297  end: 2.4.4 auto-login-action (duration 00:01:18) [common]
 1104 22:10:53.092458  start: 2.4.5 expect-shell-connection (timeout 00:03:15) [common]
 1105 22:10:53.092590  Setting prompt string to ['/ #']
 1106 22:10:53.092703  Forcing a shell prompt, looking for ['/ #']
 1108 22:10:53.143237  / # 
 1109 22:10:53.143436  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1110 22:10:53.143592  Waiting using forced prompt support (timeout 00:02:30)
 1111 22:10:53.154761  
 1112 22:10:53.170959  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1113 22:10:53.171171  start: 2.4.6 export-device-env (timeout 00:03:15) [common]
 1115 22:10:53.272794  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0'
 1116 22:10:53.281068  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/675041/extract-nfsrootfs-sgh7wnp0'
 1118 22:10:53.423828  / # export NFS_SERVER_IP='192.168.56.39'
 1119 22:10:53.440585  export NFS_SERVER_IP='192.168.56.39'
 1120 22:10:53.440995  end: 2.4.6 export-device-env (duration 00:00:00) [common]
 1121 22:10:53.441186  end: 2.4 uboot-commands (duration 00:01:45) [common]
 1122 22:10:53.441357  end: 2 uboot-action (duration 00:01:46) [common]
 1123 22:10:53.441518  start: 3 lava-test-retry (timeout 00:07:46) [common]
 1124 22:10:53.441677  start: 3.1 lava-test-shell (timeout 00:07:46) [common]
 1125 22:10:53.441812  Using namespace: common
 1127 22:10:53.542697  / # #
 1128 22:10:53.542895  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1129 22:10:53.552573  #
 1130 22:10:53.568776  Using /lava-675041
 1132 22:10:53.669692  / # export SHELL=/bin/bash
 1133 22:10:53.680600  export SHELL=/bin/bash
 1135 22:10:53.823507  / # . /lava-675041/environment
 1136 22:10:53.840593  . /lava-675041/environment
 1138 22:10:53.983536  / # /lava-675041/bin/lava-test-runner /lava-675041/0
 1139 22:10:53.983784  Test shell timeout: 10s (minimum of the action and connection timeout)
 1140 22:10:54.000886  /lava-675041/bin/lava-test-runner /lava-675041/0
 1141 22:10:54.906501  + export TESTRUN_ID=0_timesync-off
 1142 22:10:54.909905  + TESTRUN_ID=0_timesync-off
 1143 22:10:54.910172  + cd /lava-675041/0/tests/0_timesync-off
 1144 22:10:54.910300  ++ cat uuid
 1145 22:10:54.974588  + UUID=675041_1.6.2.4.1
 1146 22:10:54.974766  + set +x
 1147 22:10:54.978217  <LAVA_SIGNAL_STARTRUN 0_timesync-off 675041_1.6.2.4.1>
 1148 22:10:54.978383  + systemctl stop systemd-timesyncd
 1149 22:10:54.978715  Received signal: <STARTRUN> 0_timesync-off 675041_1.6.2.4.1
 1150 22:10:54.978847  Starting test lava.0_timesync-off (675041_1.6.2.4.1)
 1151 22:10:54.978994  Skipping test definition patterns.
 1152 22:10:55.267417  + set +x
 1153 22:10:55.267666  <LAVA_SIGNAL_ENDRUN 0_timesync-off 675041_1.6.2.4.1>
 1154 22:10:55.268005  Received signal: <ENDRUN> 0_timesync-off 675041_1.6.2.4.1
 1155 22:10:55.268152  Ending use of test pattern.
 1156 22:10:55.268274  Ending test lava.0_timesync-off (675041_1.6.2.4.1), duration 0.29
 1158 22:10:55.653797  + export TESTRUN_ID=1_kselftest-lkdtm
 1159 22:10:55.654286  + TESTRUN_ID=1_kselftest-lkdtm
 1160 22:10:55.654427  + cd /lava-675041/0/tests/1_kselftest-lkdtm
 1161 22:10:55.656645  ++ cat uuid
 1162 22:10:55.751449  + UUID=675041_1.6.2.4.5
 1163 22:10:55.751636  + set +x
 1164 22:10:55.751986  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 675041_1.6.2.4.5>
 1165 22:10:55.752111  + cd ./automated/linux/kselftest/
 1166 22:10:55.752438  Received signal: <STARTRUN> 1_kselftest-lkdtm 675041_1.6.2.4.5
 1167 22:10:55.752561  Starting test lava.1_kselftest-lkdtm (675041_1.6.2.4.5)
 1168 22:10:55.752713  Skipping test definition patterns.
 1169 22:10:55.754901  + ./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/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1170 22:10:56.042676  INFO: install_deps skipped
 1171 22:10:56.247565  --2024-03-06 22:10:56--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-594-gb47da48f3bae7/arm/multi_v7_defconfig+kselftest/gcc-10/kselftest.tar.xz
 1172 22:10:56.336665  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82
 1173 22:10:56.467931  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.
 1174 22:10:56.611459  HTTP request sent, awaiting response... 200 OK
 1175 22:10:56.634753  Length: 1409000 (1.3M) [application/octet-stream]
 1176 22:10:56.635133  Saving to: 'kselftest.tar.xz'
 1177 22:10:56.635268  
 1178 22:10:57.520497  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      3%[                    ]  47.54K   169KB/s               kselftest.tar.xz     15%[==>                 ] 218.67K   386KB/s               kselftest.tar.xz     64%[===========>        ] 893.67K  1.02MB/s               kselftest.tar.xz    100%[===================>]   1.34M  1.52MB/s    in 0.9s    
 1179 22:10:57.520741  
 1180 22:10:57.597713  2024-03-06 22:10:57 (1.52 MB/s) - 'kselftest.tar.xz' saved [1409000/1409000]
 1181 22:10:57.597946  
 1182 22:11:10.025177  skiplist:
 1183 22:11:10.025521  ========================================
 1184 22:11:10.028418  ========================================
 1185 22:11:10.245387  lkdtm:PANIC.sh
 1186 22:11:10.245800  lkdtm:BUG.sh
 1187 22:11:10.246050  lkdtm:WARNING.sh
 1188 22:11:10.246527  lkdtm:WARNING_MESSAGE.sh
 1189 22:11:10.246715  lkdtm:EXCEPTION.sh
 1190 22:11:10.246921  lkdtm:LOOP.sh
 1191 22:11:10.247120  lkdtm:EXHAUST_STACK.sh
 1192 22:11:10.247318  lkdtm:CORRUPT_STACK.sh
 1193 22:11:10.247516  lkdtm:CORRUPT_STACK_STRONG.sh
 1194 22:11:10.247713  lkdtm:CORRUPT_LIST_ADD.sh
 1195 22:11:10.247908  lkdtm:CORRUPT_LIST_DEL.sh
 1196 22:11:10.248102  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1197 22:11:10.248301  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1198 22:11:10.248497  lkdtm:UNSET_SMEP.sh
 1199 22:11:10.248695  lkdtm:DOUBLE_FAULT.sh
 1200 22:11:10.248892  lkdtm:CORRUPT_PAC.sh
 1201 22:11:10.249088  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1202 22:11:10.249285  lkdtm:OVERWRITE_ALLOCATION.sh
 1203 22:11:10.249529  lkdtm:WRITE_AFTER_FREE.sh
 1204 22:11:10.288673  lkdtm:READ_AFTER_FREE.sh
 1205 22:11:10.288916  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1206 22:11:10.289393  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1207 22:11:10.289580  lkdtm:SLAB_FREE_DOUBLE.sh
 1208 22:11:10.289785  lkdtm:SLAB_FREE_CROSS.sh
 1209 22:11:10.289985  lkdtm:SLAB_FREE_PAGE.sh
 1210 22:11:10.290210  lkdtm:SOFTLOCKUP.sh
 1211 22:11:10.290411  lkdtm:HARDLOCKUP.sh
 1212 22:11:10.290608  lkdtm:SPINLOCKUP.sh
 1213 22:11:10.290806  lkdtm:HUNG_TASK.sh
 1214 22:11:10.291000  lkdtm:EXEC_DATA.sh
 1215 22:11:10.291193  lkdtm:EXEC_STACK.sh
 1216 22:11:10.291389  lkdtm:EXEC_KMALLOC.sh
 1217 22:11:10.291582  lkdtm:EXEC_VMALLOC.sh
 1218 22:11:10.291780  lkdtm:EXEC_RODATA.sh
 1219 22:11:10.291975  lkdtm:EXEC_USERSPACE.sh
 1220 22:11:10.292172  lkdtm:EXEC_NULL.sh
 1221 22:11:10.292367  lkdtm:ACCESS_USERSPACE.sh
 1222 22:11:10.292558  lkdtm:ACCESS_NULL.sh
 1223 22:11:10.292801  lkdtm:WRITE_RO.sh
 1224 22:11:10.292982  lkdtm:WRITE_RO_AFTER_INIT.sh
 1225 22:11:10.332334  lkdtm:WRITE_KERN.sh
 1226 22:11:10.332583  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1227 22:11:10.333068  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1228 22:11:10.333254  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1229 22:11:10.333455  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1230 22:11:10.333652  lkdtm:REFCOUNT_DEC_ZERO.sh
 1231 22:11:10.333848  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1232 22:11:10.334059  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1233 22:11:10.334259  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1234 22:11:10.334457  lkdtm:REFCOUNT_INC_ZERO.sh
 1235 22:11:10.334654  lkdtm:REFCOUNT_ADD_ZERO.sh
 1236 22:11:10.334852  lkdtm:REFCOUNT_INC_SATURATED.sh
 1237 22:11:10.335045  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1238 22:11:10.335288  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1239 22:11:10.335472  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1240 22:11:10.375083  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1241 22:11:10.375588  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1242 22:11:10.375788  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1243 22:11:10.375997  lkdtm:REFCOUNT_TIMING.sh
 1244 22:11:10.376200  lkdtm:ATOMIC_TIMING.sh
 1245 22:11:10.376397  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1246 22:11:10.376592  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1247 22:11:10.376789  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1248 22:11:10.376986  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1249 22:11:10.377180  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1250 22:11:10.377373  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1251 22:11:10.377565  lkdtm:USERCOPY_STACK_BEYOND.sh
 1252 22:11:10.377756  lkdtm:USERCOPY_KERNEL.sh
 1253 22:11:10.378672  lkdtm:STACKLEAK_ERASING.sh
 1254 22:11:10.418600  lkdtm:CFI_FORWARD_PROTO.sh
 1255 22:11:10.418841  ============== Tests to run ===============
 1256 22:11:10.419074  lkdtm:PANIC.sh
 1257 22:11:10.419535  lkdtm:BUG.sh
 1258 22:11:10.419720  lkdtm:WARNING.sh
 1259 22:11:10.419928  lkdtm:WARNING_MESSAGE.sh
 1260 22:11:10.420134  lkdtm:EXCEPTION.sh
 1261 22:11:10.420339  lkdtm:LOOP.sh
 1262 22:11:10.420542  lkdtm:EXHAUST_STACK.sh
 1263 22:11:10.420746  lkdtm:CORRUPT_STACK.sh
 1264 22:11:10.420946  lkdtm:CORRUPT_STACK_STRONG.sh
 1265 22:11:10.421146  lkdtm:CORRUPT_LIST_ADD.sh
 1266 22:11:10.421347  lkdtm:CORRUPT_LIST_DEL.sh
 1267 22:11:10.421548  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1268 22:11:10.421748  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1269 22:11:10.421948  lkdtm:UNSET_SMEP.sh
 1270 22:11:10.422178  lkdtm:DOUBLE_FAULT.sh
 1271 22:11:10.422382  lkdtm:CORRUPT_PAC.sh
 1272 22:11:10.422640  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1273 22:11:10.422826  lkdtm:OVERWRITE_ALLOCATION.sh
 1274 22:11:10.462140  lkdtm:WRITE_AFTER_FREE.sh
 1275 22:11:10.462381  lkdtm:READ_AFTER_FREE.sh
 1276 22:11:10.462876  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1277 22:11:10.463064  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1278 22:11:10.463274  lkdtm:SLAB_FREE_DOUBLE.sh
 1279 22:11:10.463480  lkdtm:SLAB_FREE_CROSS.sh
 1280 22:11:10.463682  lkdtm:SLAB_FREE_PAGE.sh
 1281 22:11:10.463885  lkdtm:SOFTLOCKUP.sh
 1282 22:11:10.464088  lkdtm:HARDLOCKUP.sh
 1283 22:11:10.464289  lkdtm:SPINLOCKUP.sh
 1284 22:11:10.464487  lkdtm:HUNG_TASK.sh
 1285 22:11:10.464686  lkdtm:EXEC_DATA.sh
 1286 22:11:10.464886  lkdtm:EXEC_STACK.sh
 1287 22:11:10.465087  lkdtm:EXEC_KMALLOC.sh
 1288 22:11:10.465287  lkdtm:EXEC_VMALLOC.sh
 1289 22:11:10.465489  lkdtm:EXEC_RODATA.sh
 1290 22:11:10.465685  lkdtm:EXEC_USERSPACE.sh
 1291 22:11:10.465884  lkdtm:EXEC_NULL.sh
 1292 22:11:10.466165  lkdtm:ACCESS_USERSPACE.sh
 1293 22:11:10.466358  lkdtm:ACCESS_NULL.sh
 1294 22:11:10.505132  lkdtm:WRITE_RO.sh
 1295 22:11:10.505372  lkdtm:WRITE_RO_AFTER_INIT.sh
 1296 22:11:10.505603  lkdtm:WRITE_KERN.sh
 1297 22:11:10.506101  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1298 22:11:10.506291  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1299 22:11:10.506500  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1300 22:11:10.506704  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1301 22:11:10.506909  lkdtm:REFCOUNT_DEC_ZERO.sh
 1302 22:11:10.507112  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1303 22:11:10.507316  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1304 22:11:10.507514  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1305 22:11:10.507712  lkdtm:REFCOUNT_INC_ZERO.sh
 1306 22:11:10.507912  lkdtm:REFCOUNT_ADD_ZERO.sh
 1307 22:11:10.508112  lkdtm:REFCOUNT_INC_SATURATED.sh
 1308 22:11:10.508579  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1309 22:11:10.548325  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1310 22:11:10.548583  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1311 22:11:10.549086  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1312 22:11:10.549272  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1313 22:11:10.549488  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1314 22:11:10.549695  lkdtm:REFCOUNT_TIMING.sh
 1315 22:11:10.549898  lkdtm:ATOMIC_TIMING.sh
 1316 22:11:10.550123  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1317 22:11:10.550329  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1318 22:11:10.550533  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1319 22:11:10.550733  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1320 22:11:10.550931  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1321 22:11:10.551128  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1322 22:11:10.551599  lkdtm:USERCOPY_STACK_BEYOND.sh
 1323 22:11:10.551785  lkdtm:USERCOPY_KERNEL.sh
 1324 22:11:10.569155  lkdtm:STACKLEAK_ERASING.sh
 1325 22:11:10.569392  lkdtm:CFI_FORWARD_PROTO.sh
 1326 22:11:10.572528  ===========End Tests to run ===============
 1327 22:11:10.572766  shardfile-lkdtm pass
 1328 22:11:13.724050  <12>[   97.026829] kselftest: Running tests in lkdtm
 1329 22:11:13.771962  TAP version 13
 1330 22:11:13.819951  1..70
 1331 22:11:13.883971  # selftests: lkdtm: PANIC.sh
 1332 22:11:14.572460  # Skipping PANIC: crashes entire system
 1333 22:11:14.587976  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1334 22:11:14.635988  # selftests: lkdtm: BUG.sh
 1335 22:11:15.254834  <6>[   98.532596] lkdtm: Performing direct entry BUG
 1336 22:11:15.255467  <4>[   98.536545] ------------[ cut here ]------------
 1337 22:11:15.255774  <2>[   98.541067] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1338 22:11:15.256033  <0>[   98.546565] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1339 22:11:15.298368  <4>[   98.551980] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1340 22:11:15.298695  <4>[   98.591020] CPU: 0 PID: 632 Comm: cat Not tainted 5.10.212-cip44 #1
 1341 22:11:15.298874  <4>[   98.597560] Hardware name: STM32 (Device Tree Support)
 1342 22:11:15.299032  <4>[   98.602991] PC is at lkdtm_BUG+0x14/0x18
 1343 22:11:15.299186  <4>[   98.607171] LR is at lkdtm_do_action+0x2c/0x4c
 1344 22:11:15.341217  <4>[   98.611883] pc : [<c0c58a68>]    lr : [<c0c584e8>]    psr: a00e0013
 1345 22:11:15.341727  <4>[   98.618432] sp : c5d87e58  ip : c5d87e68  fp : c5d87e64
 1346 22:11:15.341915  <4>[   98.623933] r10: 00000004  r9 : c1ad5c00  r8 : c15ebd54
 1347 22:11:15.342100  <4>[   98.629435] r7 : c5d87f60  r6 : 00000004  r5 : c5bbd000  r4 : 00000001
 1348 22:11:15.342260  <4>[   98.636246] r3 : c0c58a54  r2 : d71ab891  r1 : ef7955e0  r0 : c15ebd5c
 1349 22:11:15.342414  <4>[   98.643058] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1350 22:11:15.342567  <4>[   98.650480] Control: 10c5387d  Table: c693006a  DAC: 00000051
 1351 22:11:15.384744  <0>[   98.656510] Process cat (pid: 632, stack limit = 0x0ececb55)
 1352 22:11:15.385242  <0>[   98.662443] Stack: (0xc5d87e58 to 0xc5d88000)
 1353 22:11:15.385432  <0>[   98.667075] 7e40:                                                       c5d87e74 c5d87e68
 1354 22:11:15.385594  <0>[   98.675549] 7e60: c0c584e8 c0c58a60 c5d87e9c c5d87e78 c0c589e8 c0c584c8 c0c588c8 c4f0e3c0
 1355 22:11:15.385748  <0>[   98.684020] 7e80: b6ddf000 00000004 c3ab7600 c5d87f60 c5d87ec4 c5d87ea0 c07e211c c0c588d4
 1356 22:11:15.388144  <0>[   98.692488] 7ea0: 00000000 c4f0e3c0 b6ddf000 c290d000 c5d87f60 c07e20b8 c5d87f5c c5d87ec8
 1357 22:11:15.427953  <0>[   98.700959] 7ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c369a4 c059c358 c5d86000
 1358 22:11:15.428452  <0>[   98.709429] 7ee0: b6ddf000 00020000 00000004 00000004 0001fffc c5d87ee0 00000001 00000805
 1359 22:11:15.428638  <0>[   98.717897] 7f00: c4f0e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1360 22:11:15.428798  <0>[   98.726368] 7f20: 00000000 00000000 c5d86000 d71ab891 b6dde000 c4f0e3c0 c4f0e3c0 c5d86000
 1361 22:11:15.428952  <0>[   98.734838] 7f40: b6ddf000 00000000 00000000 00000004 c5d87f94 c5d87f60 c059c358 c059bcac
 1362 22:11:15.471354  <0>[   98.743308] 7f60: 00000000 00000000 c5d87fac d71ab891 00000004 00000004 b6f26e00 00000004
 1363 22:11:15.471908  <0>[   98.751777] 7f80: c03002e4 c5d86000 c5d87fa4 c5d87f98 c059c3e8 c059c2f0 00000000 c5d87fa8
 1364 22:11:15.472114  <0>[   98.760247] 7fa0: c03000c0 c059c3dc 00000004 00000004 00000001 b6ddf000 00000004 00000000
 1365 22:11:15.472333  <0>[   98.768717] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1366 22:11:15.472544  <0>[   98.777188] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6 800e0030 00000001 00000000 00000000
 1367 22:11:15.474889  <0>[   98.785647] Backtrace: 
 1368 22:11:15.514680  <0>[   98.788367] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1369 22:11:15.515194  <0>[   98.796226] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1370 22:11:15.515395  <0>[   98.804524] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1371 22:11:15.515613  <0>[   98.812729]  r9:c5d87f60 r8:c3ab7600 r7:00000004 r6:b6ddf000 r5:c4f0e3c0 r4:c0c588c8
 1372 22:11:15.515823  <0>[   98.820768] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1373 22:11:15.557989  <0>[   98.828884]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6ddf000 r5:c4f0e3c0 r4:00000000
 1374 22:11:15.558524  <0>[   98.836919] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1375 22:11:15.558727  <0>[   98.844339]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c5d86000 r5:c4f0e3c0
 1376 22:11:15.558942  <0>[   98.852450]  r4:c4f0e3c0
 1377 22:11:15.559151  <0>[   98.855254] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1378 22:11:15.559358  <0>[   98.862675]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000004 r4:00000004
 1379 22:11:15.601289  <0>[   98.870711] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1380 22:11:15.601808  <0>[   98.878559] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 1381 22:11:15.602007  <0>[   98.883892] 7fa0:                   00000004 00000004 00000001 b6ddf000 00000004 00000000
 1382 22:11:15.602245  <0>[   98.892364] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1383 22:11:15.602457  <0>[   98.900829] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6
 1384 22:11:15.602663  <0>[   98.906159] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1385 22:11:15.604731  <4>[   98.912536] ---[ end trace a9b4031abb9513c7 ]---
 1386 22:11:15.644567  <3>[   98.917423] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1387 22:11:15.645093  <3>[   98.926589] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 632, name: cat
 1388 22:11:15.645295  <4>[   98.934532] INFO: lockdep is turned off.
 1389 22:11:15.645512  <4>[   98.938724] irq event stamp: 1562
 1390 22:11:15.645721  <4>[   98.942315] hardirqs last  enabled at (1561): [<c03d6a18>] console_unlock+0x4b0/0x6c0
 1391 22:11:15.645930  <4>[   98.950431] hardirqs last disabled at (1562): [<c0300c60>] __und_svc+0x60/0x6c
 1392 22:11:15.687888  <4>[   98.957941] softirqs last  enabled at (1558): [<c030219c>] __do_softirq+0x36c/0x5a0
 1393 22:11:15.688411  <4>[   98.965887] softirqs last disabled at (1551): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0
 1394 22:11:15.688616  <4>[   98.974009] CPU: 0 PID: 632 Comm: cat Tainted: G      D           5.10.212-cip44 #1
 1395 22:11:15.688833  <4>[   98.981947] Hardware name: STM32 (Device Tree Support)
 1396 22:11:15.689044  <4>[   98.987360] Backtrace: 
 1397 22:11:15.689248  <4>[   98.990079] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1398 22:11:15.691444  <4>[   98.997934]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8
 1399 22:11:15.731243  <4>[   99.003874] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1400 22:11:15.731757  <4>[   99.011475] [<c13c5254>] (dump_stack) from [<c038fbf4>] (___might_sleep+0x188/0x2e0)
 1401 22:11:15.731957  <4>[   99.019503]  r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d1e48 r4:c5d86000
 1402 22:11:15.732174  <4>[   99.027538] [<c038fa6c>] (___might_sleep) from [<c038fdbc>] (__might_sleep+0x70/0xb0)
 1403 22:11:15.732383  <4>[   99.035651]  r6:00000000 r5:00000031 r4:c19d1e48
 1404 22:11:15.734615  <4>[   99.040549] [<c038fd4c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)
 1405 22:11:15.774514  <4>[   99.048572]  r6:00000001 r5:c5d86000 r4:c4f36c00
 1406 22:11:15.775026  <4>[   99.053469] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)
 1407 22:11:15.775230  <4>[   99.061059]  r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c4f36c00
 1408 22:11:15.775448  <4>[   99.068049] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)
 1409 22:11:15.775658  <4>[   99.075633]  r7:c1e1ca8c
 1410 22:11:15.775864  <4>[   99.078437] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)
 1411 22:11:15.777841  <4>[   99.085856] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)
 1412 22:11:15.818205  <4>[   99.093191]  r10:00000004 r9:c5d86000 r8:c15ebd54 r7:00000000 r6:c5d87dc8 r5:c0c58a68
 1413 22:11:15.818468  <4>[   99.101303]  r4:e7f001f2
 1414 22:11:15.818655  <4>[   99.104106] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1415 22:11:15.818824  <4>[   99.112306] Exception stack(0xc5d87dc8 to 0xc5d87e10)
 1416 22:11:15.818990  <4>[   99.117639] 7dc0:                   c15ebd5c ef7955e0 d71ab891 c0c58a54 00000001 c5bbd000
 1417 22:11:15.821159  <4>[   99.126111] 7de0: 00000004 c5d87f60 c15ebd54 c1ad5c00 00000004 c5d87e64 c5d87e68 c5d87e58
 1418 22:11:15.861147  <4>[   99.134576] 7e00: c0c584e8 c0c58a68 a00e0013 ffffffff
 1419 22:11:15.861655  <4>[   99.139905]  r7:c5d87dfc r6:ffffffff r5:a00e0013 r4:c0c58a6c
 1420 22:11:15.861845  <4>[   99.145847] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1421 22:11:15.862018  <4>[   99.153705] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1422 22:11:15.862221  <4>[   99.162004] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1423 22:11:15.864591  <4>[   99.170211]  r9:c5d87f60 r8:c3ab7600 r7:00000004 r6:b6ddf000 r5:c4f0e3c0 r4:c0c588c8
 1424 22:11:15.904470  <4>[   99.178247] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1425 22:11:15.904972  <4>[   99.186364]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6ddf000 r5:c4f0e3c0 r4:00000000
 1426 22:11:15.905162  <4>[   99.194400] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1427 22:11:15.905338  <4>[   99.201819]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c5d86000 r5:c4f0e3c0
 1428 22:11:15.905504  <4>[   99.209930]  r4:c4f0e3c0
 1429 22:11:15.905666  <4>[   99.212734] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1430 22:11:15.957877  <4>[   99.220154]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000004 r4:00000004
 1431 22:11:15.958410  <4>[   99.228186] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1432 22:11:15.958602  <4>[   99.236035] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 1433 22:11:15.958774  <4>[   99.241366] 7fa0:                   00000004 00000004 00000001 b6ddf000 00000004 00000000
 1434 22:11:15.958940  <4>[   99.249838] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1435 22:11:15.961197  <4>[   99.258301] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6
 1436 22:11:15.961433  # Segmentation fault
 1437 22:11:16.133760  # [   98.532596] lkdtm: Performing direct entry BUG
 1438 22:11:16.134376  # [   98.536545] ------------[ cut here ]------------
 1439 22:11:16.134566  # [   98.541067] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1440 22:11:16.134737  # [   98.546565] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1441 22:11:16.177040  # [   98.551980] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1442 22:11:16.177291  # [   98.591020] CPU: 0 PID: 632 Comm: cat Not tainted 5.10.212-cip44 #1
 1443 22:11:16.177478  # [   98.597560] Hardware name: STM32 (Device Tree Support)
 1444 22:11:16.177649  # [   98.602991] PC is at lkdtm_BUG+0x14/0x18
 1445 22:11:16.177813  # [   98.607171] LR is at lkdtm_do_action+0x2c/0x4c
 1446 22:11:16.179269  # [   98.611883] pc : [<c0c58a68>]    lr : [<c0c584e8>]    psr: a00e0013
 1447 22:11:16.220263  # [   98.618432] sp : c5d87e58  ip : c5d87e68  fp : c5d87e64
 1448 22:11:16.220849  # [   98.623933] r10: 00000004  r9 : c1ad5c00  r8 : c15ebd54
 1449 22:11:16.221040  # [   98.629435] r7 : c5d87f60  r6 : 00000004  r5 : c5bbd000  r4 : 00000001
 1450 22:11:16.221203  # [   98.636246] r3 : c0c58a54  r2 : d71ab891  r1 : ef7955e0  r0 : c15ebd5c
 1451 22:11:16.221358  # [   98.643058] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1452 22:11:16.221511  # [   98.650480] Control: 10c5387d  Table: c693006a  DAC: 00000051
 1453 22:11:16.223510  # [   98.656510] Process cat (pid: 632, stack limit = 0x0ececb55)
 1454 22:11:16.263615  # [   98.662443] Stack: (0xc5d87e58 to 0xc5d88000)
 1455 22:11:16.264228  # [   98.667075] 7e40:                                                       c5d87e74 c5d87e68
 1456 22:11:16.264433  # [   98.675549] 7e60: c0c584e8 c0c58a60 c5d87e9c c5d87e78 c0c589e8 c0c584c8 c0c588c8 c4f0e3c0
 1457 22:11:16.264605  # [   98.684020] 7e80: b6ddf000 00000004 c3ab7600 c5d87f60 c5d87ec4 c5d87ea0 c07e211c c0c588d4
 1458 22:11:16.264769  # [   98.692488] 7ea0: 00000000 c4f0e3c0 b6ddf000 c290d000 c5d87f60 c07e20b8 c5d87f5c c5d87ec8
 1459 22:11:16.306974  # [   98.700959] 7ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c369a4 c059c358 c5d86000
 1460 22:11:16.307550  # [   98.709429] 7ee0: b6ddf000 00020000 00000004 00000004 0001fffc c5d87ee0 00000001 00000805
 1461 22:11:16.307743  # [   98.717897] 7f00: c4f0e140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1462 22:11:16.307914  # [   98.726368] 7f20: 00000000 00000000 c5d86000 d71ab891 b6dde000 c4f0e3c0 c4f0e3c0 c5d86000
 1463 22:11:16.308077  # [   98.734838] 7f40: b6ddf000 00000000 00000000 00000004 c5d87f94 c5d87f60 c059c358 c059bcac
 1464 22:11:16.350241  # [   98.743308] 7f60: 00000000 00000000 c5d87fac d71ab891 00000004 00000004 b6f26e00 00000004
 1465 22:11:16.350745  # [   98.751777] 7f80: c03002e4 c5d86000 c5d87fa4 c5d87f98 c059c3e8 c059c2f0 00000000 c5d87fa8
 1466 22:11:16.350932  # [   98.760247] 7fa0: c03000c0 c059c3dc 00000004 00000004 00000001 b6ddf000 00000004 00000000
 1467 22:11:16.351103  # [   98.768717] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1468 22:11:16.351268  # [   98.777188] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6 800e0030 00000001 00000000 00000000
 1469 22:11:16.351423  # [   98.785647] Backtrace: 
 1470 22:11:16.393549  # [   98.788367] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1471 22:11:16.394066  # [   98.796226] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1472 22:11:16.394257  # [   98.804524] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1473 22:11:16.394428  # [   98.812729]  r9:c5d87f60 r8:c3ab7600 r7:00000004 r6:b6ddf000 r5:c4f0e3c0 r4:c0c588c8
 1474 22:11:16.394594  # [   98.820768] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1475 22:11:16.397047  # [   98.828884]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6ddf000 r5:c4f0e3c0 r4:00000000
 1476 22:11:16.437084  # [   98.836919] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1477 22:11:16.437330  # [   98.844339]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c5d86000 r5:c4f0e3c0
 1478 22:11:16.437518  # [   98.852450]  r4:c4f0e3c0
 1479 22:11:16.437685  # [   98.855254] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1480 22:11:16.437847  # [   98.862675]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000004 r4:00000004
 1481 22:11:16.440178  # [   98.870711] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1482 22:11:16.480159  # [   98.878559] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 1483 22:11:16.480660  # [   98.883892] 7fa0:                   00000004 00000004 00000001 b6ddf000 00000004 00000000
 1484 22:11:16.480851  # [   98.892364] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1485 22:11:16.481023  # [   98.900829] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6
 1486 22:11:16.481188  # [   98.906159] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1487 22:11:16.481350  # [   98.912536] ---[ end trace a9b4031abb9513c7 ]---
 1488 22:11:16.523488  # [   98.917423] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1489 22:11:16.523989  # [   98.926589] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 632, name: cat
 1490 22:11:16.524181  # [   98.934532] INFO: lockdep is turned off.
 1491 22:11:16.524352  # [   98.938724] irq event stamp: 1562
 1492 22:11:16.524516  # [   98.942315] hardirqs last  enabled at (1561): [<c03d6a18>] console_unlock+0x4b0/0x6c0
 1493 22:11:16.524671  # [   98.950431] hardirqs last disabled at (1562): [<c0300c60>] __und_svc+0x60/0x6c
 1494 22:11:16.526851  # [   98.957941] softirqs last  enabled at (1558): [<c030219c>] __do_softirq+0x36c/0x5a0
 1495 22:11:16.566789  # [   98.965887] softirqs last disabled at (1551): [<c035f8fc>] __irq_exit_rcu+0x178/0x1d0
 1496 22:11:16.567289  # [   98.974009] CPU: 0 PID: 632 Comm: cat Tainted: G      D           5.10.212-cip44 #1
 1497 22:11:16.567478  # [   98.981947] Hardware name: STM32 (Device Tree Support)
 1498 22:11:16.567649  # [   98.987360] Backtrace: 
 1499 22:11:16.567809  # [   98.990079] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1500 22:11:16.567963  # [   98.997934]  r7:ffffffff r6:600e0093 r5:00000000 r4:c1f1d0b8
 1501 22:11:16.570196  # [   99.003874] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1502 22:11:16.610381  # [   99.011475] [<c13c5254>] (dump_stack) from [<c038fbf4>] (___might_sleep+0x188/0x2e0)
 1503 22:11:16.610666  # [   99.019503]  r9:600e0093 r8:0000000b r7:c035c468 r6:00000031 r5:c19d1e48 r4:c5d86000
 1504 22:11:16.610854  # [   99.027538] [<c038fa6c>] (___might_sleep) from [<c038fdbc>] (__might_sleep+0x70/0xb0)
 1505 22:11:16.611013  # [   99.035651]  r6:00000000 r5:00000031 r4:c19d1e48
 1506 22:11:16.611176  # [   99.040549] [<c038fd4c>] (__might_sleep) from [<c036da68>] (exit_signals+0x4c/0x420)
 1507 22:11:16.613463  # [   99.048572]  r6:00000001 r5:c5d86000 r4:c4f36c00
 1508 22:11:16.653361  # [   99.053469] [<c036da1c>] (exit_signals) from [<c035c468>] (do_exit+0x100/0xafc)
 1509 22:11:16.653885  # [   99.061059]  r8:0000000b r7:c1e1ca8c r6:ffffe000 r5:00000000 r4:c4f36c00
 1510 22:11:16.654103  # [   99.068049] [<c035c368>] (do_exit) from [<c035e360>] (make_task_dead+0x68/0x74)
 1511 22:11:16.654275  # [   99.075633]  r7:c1e1ca8c
 1512 22:11:16.654438  # [   99.078437] [<c035e2f8>] (make_task_dead) from [<c030e940>] (die+0x370/0x37c)
 1513 22:11:16.654592  # [   99.085856] [<c030e5d0>] (die) from [<c030eabc>] (do_undefinstr+0x170/0x240)
 1514 22:11:16.656825  # [   99.093191]  r10:00000004 r9:c5d86000 r8:c15ebd54 r7:00000000 r6:c5d87dc8 r5:c0c58a68
 1515 22:11:16.696698  # [   99.101303]  r4:e7f001f2
 1516 22:11:16.697198  # [   99.104106] [<c030e94c>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1517 22:11:16.697387  # [   99.112306] Exception stack(0xc5d87dc8 to 0xc5d87e10)
 1518 22:11:16.697561  # [   99.117639] 7dc0:                   c15ebd5c ef7955e0 d71ab891 c0c58a54 00000001 c5bbd000
 1519 22:11:16.697726  # [   99.126111] 7de0: 00000004 c5d87f60 c15ebd54 c1ad5c00 00000004 c5d87e64 c5d87e68 c5d87e58
 1520 22:11:16.697885  # [   99.134576] 7e00: c0c584e8 c0c58a68 a00e0013 ffffffff
 1521 22:11:16.739917  # [   99.139905]  r7:c5d87dfc r6:ffffffff r5:a00e0013 r4:c0c58a6c
 1522 22:11:16.740482  # [   99.145847] [<c0c58a54>] (lkdtm_BUG) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1523 22:11:16.740675  # [   99.153705] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1524 22:11:16.740847  # [   99.162004] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1525 22:11:16.741010  # [   99.170211]  r9:c5d87f60 r8:c3ab7600 r7:00000004 r6:b6ddf000 r5:c4f0e3c0 r4:c0c588c8
 1526 22:11:16.743464  # [   99.178247] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1527 22:11:16.783326  # [   99.186364]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6ddf000 r5:c4f0e3c0 r4:00000000
 1528 22:11:16.783833  # [   99.194400] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1529 22:11:16.784024  # [   99.201819]  r10:00000004 r9:00000000 r8:00000000 r7:b6ddf000 r6:c5d86000 r5:c4f0e3c0
 1530 22:11:16.784198  # [   99.209930]  r4:c4f0e3c0
 1531 22:11:16.784362  # [   99.212734] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1532 22:11:16.784517  # [   99.220154]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6f26e00 r5:00000004 r4:00000004
 1533 22:11:16.826494  # [   99.228186] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1534 22:11:16.827019  # [   99.236035] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 1535 22:11:16.827209  # [   99.241366] 7fa0:                   00000004 00000004 00000001 b6ddf000 00000004 00000000
 1536 22:11:16.827384  # [   99.249838] 7fc0: 00000004 00000004 b6f26e00 00000004 00000001 00000000 00020000 beea5ac4
 1537 22:11:16.827550  # [   99.258301] 7fe0: 00000004 beea57f8 b6e90d8f b6e177e6
 1538 22:11:16.827704  # BUG: saw 'kernel BUG at': ok
 1539 22:11:16.830077  ok 2 selftests: lkdtm: BUG.sh<6>[  100.139299] lkdtm: Performing direct entry WARNING
 1540 22:11:16.869963  <4>[  100.144059] ------------[ cut here ]------------
 1541 22:11:16.870581  <4>[  100.149140] WARNING: CPU: 1 PID: 704 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1542 22:11:16.913492  <4>[  100.157750] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1543 22:11:16.913741  <4>[  100.196792] CPU: 1 PID: 704 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1544 22:11:16.913930  <4>[  100.204650] Hardware name: STM32 (Device Tree Support)
 1545 22:11:16.914121  <4>[  100.210062] Backtrace: 
 1546 22:11:16.914287  <4>[  100.212789] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1547 22:11:16.914445  <4>[  100.220635]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 1548 22:11:16.956536  <4>[  100.226576] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1549 22:11:16.957041  <4>[  100.234176] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 1550 22:11:16.957229  <4>[  100.241422]  r9:00000009 r8:c0c58ab4 r7:00000053 r6:00000009 r5:c0c58ab4 r4:c1ad62bc
 1551 22:11:16.957401  <4>[  100.249458] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 1552 22:11:16.957556  <4>[  100.257228]  r7:00000053 r6:c1ad62bc r5:00000000 r4:c5aea000
 1553 22:11:16.957710  <4>[  100.263172] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58ab4>] (lkdtm_WARNING+0x48/0x4c)
 1554 22:11:16.999882  <4>[  100.271554]  r9:c1ad5c04 r8:c15ebd54 r7:c5aebf60 r6:00000008 r5:c58fc000 r4:00000002
 1555 22:11:17.000491  <4>[  100.279588] [<c0c58a6c>] (lkdtm_WARNING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1556 22:11:17.000681  <4>[  100.287796] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1557 22:11:17.000853  <4>[  100.296096] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1558 22:11:17.001017  <4>[  100.304300]  r9:c5aebf60 r8:c3ab7600 r7:00000008 r6:b6e9f000 r5:c592c640 r4:c0c588c8
 1559 22:11:17.043235  <4>[  100.312337] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1560 22:11:17.043773  <4>[  100.320454]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e9f000 r5:c592c640 r4:00000000
 1561 22:11:17.043964  <4>[  100.328489] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1562 22:11:17.044138  <4>[  100.335910]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5aea000 r5:c592c640
 1563 22:11:17.044305  <4>[  100.344021]  r4:c592c640
 1564 22:11:17.044464  <4>[  100.346826] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1565 22:11:17.046770  <4>[  100.354248]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000008 r4:00000008
 1566 22:11:17.086730  <4>[  100.362282] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1567 22:11:17.086968  <4>[  100.370131] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 1568 22:11:17.087153  <4>[  100.375462] bfa0:                   00000008 00000008 00000001 b6e9f000 00000008 00000000
 1569 22:11:17.087323  <4>[  100.383933] bfc0: 00000008 00000008 b6fe6e00 00000004 00000001 00000000 00020000 becd8ac4
 1570 22:11:17.087476  <4>[  100.392397] bfe0: 00000004 becd87f8 b6f50d8f b6ed77e6
 1571 22:11:17.087634  <4>[  100.397787] irq event stamp: 0
 1572 22:11:17.128865  <4>[  100.401059] hardirqs last  enabled at (0): [<00000000>] 0x0
 1573 22:11:17.129493  <4>[  100.406978] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1574 22:11:17.129732  <4>[  100.414678] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1575 22:11:17.129908  <4>[  100.422556] softirqs last disabled at (0): [<00000000>] 0x0
 1576 22:11:17.130110  <4>[  100.428362] ---[ end trace a9b4031abb9513c8 ]---
 1577 22:11:17.130285  
 1578 22:11:17.132221  # selftests: lkdtm: WARNING.sh
 1579 22:11:17.256575  # [  100.139299] lkdtm: Performing direct entry WARNING
 1580 22:11:17.257120  # [  100.144059] ------------[ cut here ]------------
 1581 22:11:17.257313  # [  100.149140] WARNING: CPU: 1 PID: 704 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1582 22:11:17.300137  # [  100.157750] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1583 22:11:17.300403  # [  100.196792] CPU: 1 PID: 704 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1584 22:11:17.300601  # [  100.204650] Hardware name: STM32 (Device Tree Support)
 1585 22:11:17.300771  # [  100.210062] Backtrace: 
 1586 22:11:17.300927  # [  100.212789] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1587 22:11:17.343213  # [  100.220635]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 1588 22:11:17.343731  # [  100.226576] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1589 22:11:17.343920  # [  100.234176] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 1590 22:11:17.344091  # [  100.241422]  r9:00000009 r8:c0c58ab4 r7:00000053 r6:00000009 r5:c0c58ab4 r4:c1ad62bc
 1591 22:11:17.344255  # [  100.249458] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 1592 22:11:17.344407  # [  100.257228]  r7:00000053 r6:c1ad62bc r5:00000000 r4:c5aea000
 1593 22:11:17.386548  # [  100.263172] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58ab4>] (lkdtm_WARNING+0x48/0x4c)
 1594 22:11:17.387062  # [  100.271554]  r9:c1ad5c04 r8:c15ebd54 r7:c5aebf60 r6:00000008 r5:c58fc000 r4:00000002
 1595 22:11:17.387252  # [  100.279588] [<c0c58a6c>] (lkdtm_WARNING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1596 22:11:17.387421  # [  100.287796] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1597 22:11:17.387588  # [  100.296096] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1598 22:11:17.390164  # [  100.304300]  r9:c5aebf60 r8:c3ab7600 r7:00000008 r6:b6e9f000 r5:c592c640 r4:c0c588c8
 1599 22:11:17.430079  # [  100.312337] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1600 22:11:17.430321  # [  100.320454]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e9f000 r5:c592c640 r4:00000000
 1601 22:11:17.430509  # [  100.328489] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1602 22:11:17.430667  # [  100.335910]  r10:00000004 r9:00000000 r8:00000000 r7:b6e9f000 r6:c5aea000 r5:c592c640
 1603 22:11:17.430819  # [  100.344021]  r4:c592c640
 1604 22:11:17.433065  # [  100.346826] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1605 22:11:17.473373  # [  100.354248]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fe6e00 r5:00000008 r4:00000008
 1606 22:11:17.473989  # [  100.362282] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1607 22:11:17.474212  # [  100.370131] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 1608 22:11:17.474383  # [  100.375462] bfa0:                   00000008 00000008 00000001 b6e9f000 00000008 00000000
 1609 22:11:17.474545  # [  100.383933] bfc0: 00000008 00000008 b6fe6e00 00000004 00000001 00000000 00020000 becd8ac4
 1610 22:11:17.476484  # [  100.392397] bfe0: 00000004 becd87f8 b6f50d8f b6ed77e6
 1611 22:11:17.476717  # [  100.397787] irq event stamp: 0
 1612 22:11:17.526930  # [  100.401059] hardirqs last  enabled at (0): [<00000000>] 0x0
 1613 22:11:17.527431  # [  100.406978] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1614 22:11:17.527619  # [  100.414678] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1615 22:11:17.527788  # [  100.422556] softirqs last disabled at (0): [<00000000>] 0x0
 1616 22:11:17.527950  # [  100.428362] ---[ end trace a9b4031abb9513c8 ]---
 1617 22:11:17.528105  # WARNING: saw 'WARNING:': ok
 1618 22:11:17.528268  ok 3 selftests: lkdtm: WARNING.sh
 1619 22:11:17.530353  # selftests: lkdtm: WARNING_MESSAGE.sh
 1620 22:11:17.794498  <6>[  101.070969] lkdtm: Performing direct entry WARNING_MESSAGE
 1621 22:11:17.795052  <4>[  101.075306] ------------[ cut here ]------------
 1622 22:11:17.795252  <4>[  101.080392] WARNING: CPU: 1 PID: 740 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1623 22:11:17.795425  <4>[  101.089815] Warning message trigger count: 2
 1624 22:11:17.837978  <4>[  101.094156] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1625 22:11:17.838240  <4>[  101.133270] CPU: 1 PID: 740 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1626 22:11:17.838464  <4>[  101.141130] Hardware name: STM32 (Device Tree Support)
 1627 22:11:17.838636  <4>[  101.146543] Backtrace: 
 1628 22:11:17.841042  <4>[  101.149270] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1629 22:11:17.881031  <4>[  101.157115]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 1630 22:11:17.881553  <4>[  101.163055] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1631 22:11:17.881747  <4>[  101.170654] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 1632 22:11:17.881920  <4>[  101.177898]  r9:00000009 r8:c0c58b04 r7:00000058 r6:00000009 r5:c0c58b04 r4:c1ad62bc
 1633 22:11:17.882108  <4>[  101.185932] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 1634 22:11:17.884142  <4>[  101.193698]  r7:00000058 r6:c1ad62bc r5:c1ad62d8 r4:c5baa000
 1635 22:11:17.924652  <4>[  101.199639] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58b04>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1636 22:11:17.924892  <4>[  101.208718]  r9:c1ad5c0c r8:c15ebd54 r7:c5babf60 r6:00000010 r5:c5b95000 r4:00000003
 1637 22:11:17.925080  <4>[  101.216749] [<c0c58ab8>] (lkdtm_WARNING_MESSAGE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1638 22:11:17.925286  <4>[  101.225652] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1639 22:11:17.927591  <4>[  101.233951] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1640 22:11:17.968081  <4>[  101.242153]  r9:c5babf60 r8:c3ab7600 r7:00000010 r6:b6e1d000 r5:c59eedc0 r4:c0c588c8
 1641 22:11:17.968318  <4>[  101.250188] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1642 22:11:17.968508  <4>[  101.258303]  r9:c07e20b8 r8:c5babf60 r7:c290d000 r6:b6e1d000 r5:c59eedc0 r4:00000000
 1643 22:11:17.968715  <4>[  101.266337] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1644 22:11:17.968884  <4>[  101.273756]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c5baa000 r5:c59eedc0
 1645 22:11:17.970964  <4>[  101.281866]  r4:c59eedc0
 1646 22:11:18.011011  <4>[  101.284671] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1647 22:11:18.011512  <4>[  101.292091]  r9:c5baa000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000010 r4:00000010
 1648 22:11:18.011703  <4>[  101.300125] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1649 22:11:18.011873  <4>[  101.307973] Exception stack(0xc5babfa8 to 0xc5babff0)
 1650 22:11:18.012037  <4>[  101.313306] bfa0:                   00000010 00000010 00000001 b6e1d000 00000010 00000000
 1651 22:11:18.014219  <4>[  101.321776] bfc0: 00000010 00000010 b6f64e00 00000004 00000001 00000000 00020000 bedffac4
 1652 22:11:18.063893  <4>[  101.330240] bfe0: 00000004 bedff7f8 b6eced8f b6e557e6
 1653 22:11:18.064506  <4>[  101.335639] irq event stamp: 0
 1654 22:11:18.064698  <4>[  101.338967] hardirqs last  enabled at (0): [<00000000>] 0x0
 1655 22:11:18.064862  <4>[  101.344751] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1656 22:11:18.065018  <4>[  101.352633] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1657 22:11:18.065171  <4>[  101.360399] softirqs last disabled at (0): [<00000000>] 0x0
 1658 22:11:18.067412  <4>[  101.366189] ---[ end trace a9b4031abb9513c9 ]---
 1659 22:11:18.203588  # [  101.070969] lkdtm: Performing direct entry WARNING_MESSAGE
 1660 22:11:18.204149  # [  101.075306] ------------[ cut here ]------------
 1661 22:11:18.204340  # [  101.080392] WARNING: CPU: 1 PID: 740 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1662 22:11:18.204512  # [  101.089815] Warning message trigger count: 2
 1663 22:11:18.246783  # [  101.094156] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1664 22:11:18.247032  # [  101.133270] CPU: 1 PID: 740 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1665 22:11:18.247219  # [  101.141130] Hardware name: STM32 (Device Tree Support)
 1666 22:11:18.247389  # [  101.146543] Backtrace: 
 1667 22:11:18.250119  # [  101.149270] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 1668 22:11:18.290101  # [  101.157115]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 1669 22:11:18.290619  # [  101.163055] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 1670 22:11:18.290812  # [  101.170654] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 1671 22:11:18.290979  # [  101.177898]  r9:00000009 r8:c0c58b04 r7:00000058 r6:00000009 r5:c0c58b04 r4:c1ad62bc
 1672 22:11:18.291134  # [  101.185932] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 1673 22:11:18.291288  # [  101.193698]  r7:00000058 r6:c1ad62bc r5:c1ad62d8 r4:c5baa000
 1674 22:11:18.333513  # [  101.199639] [<c13bf150>] (warn_slowpath_fmt) from [<c0c58b04>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1675 22:11:18.334020  # [  101.208718]  r9:c1ad5c0c r8:c15ebd54 r7:c5babf60 r6:00000010 r5:c5b95000 r4:00000003
 1676 22:11:18.334245  # [  101.216749] [<c0c58ab8>] (lkdtm_WARNING_MESSAGE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1677 22:11:18.334420  # [  101.225652] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1678 22:11:18.334585  # [  101.233951] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1679 22:11:18.376733  # [  101.242153]  r9:c5babf60 r8:c3ab7600 r7:00000010 r6:b6e1d000 r5:c59eedc0 r4:c0c588c8
 1680 22:11:18.377251  # [  101.250188] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1681 22:11:18.377441  # [  101.258303]  r9:c07e20b8 r8:c5babf60 r7:c290d000 r6:b6e1d000 r5:c59eedc0 r4:00000000
 1682 22:11:18.377610  # [  101.266337] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1683 22:11:18.377774  # [  101.273756]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1d000 r6:c5baa000 r5:c59eedc0
 1684 22:11:18.377936  # [  101.281866]  r4:c59eedc0
 1685 22:11:18.379853  # [  101.284671] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1686 22:11:18.420119  # [  101.292091]  r9:c5baa000 r8:c03002e4 r7:00000004 r6:b6f64e00 r5:00000010 r4:00000010
 1687 22:11:18.420357  # [  101.300125] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1688 22:11:18.420542  # [  101.307973] Exception stack(0xc5babfa8 to 0xc5babff0)
 1689 22:11:18.420711  # [  101.313306] bfa0:                   00000010 00000010 00000001 b6e1d000 00000010 00000000
 1690 22:11:18.420865  # [  101.321776] bfc0: 00000010 00000010 b6f64e00 00000004 00000001 00000000 00020000 bedffac4
 1691 22:11:18.423197  # [  101.330240] bfe0: 00000004 bedff7f8 b6eced8f b6e557e6
 1692 22:11:18.463127  # [  101.335639] irq event stamp: 0
 1693 22:11:18.463693  # [  101.338967] hardirqs last  enabled at (0): [<00000000>] 0x0
 1694 22:11:18.463891  # [  101.344751] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1695 22:11:18.464057  # [  101.352633] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 1696 22:11:18.464213  # [  101.360399] softirqs last disabled at (0): [<00000000>] 0x0
 1697 22:11:18.464366  # [  101.366189] ---[ end trace a9b4031abb9513c9 ]---
 1698 22:11:18.464521  # WARNING_MESSAGE: saw 'message trigger': ok
 1699 22:11:18.466534  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1700 22:11:18.482169  # selftests: lkdtm: EXCEPTION.sh
 1701 22:11:18.732325  <6>[  102.009844] lkdtm: Performing direct entry EXCEPTION
 1702 22:11:18.732897  <1>[  102.013674] 8<--- cut here ---
 1703 22:11:18.733088  <1>[  102.017172] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1704 22:11:18.733251  <1>[  102.025490] pgd = 8eff9854
 1705 22:11:18.733404  <1>[  102.028582] [00000000] *pgd=00000000
 1706 22:11:18.733555  <0>[  102.032178] Internal error: Oops: 805 [#2] SMP ARM
 1707 22:11:18.775818  <4>[  102.037228] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1708 22:11:18.776124  <4>[  102.076260] CPU: 0 PID: 773 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1709 22:11:18.776311  <4>[  102.084196] Hardware name: STM32 (Device Tree Support)
 1710 22:11:18.778784  <4>[  102.089627] PC is at lkdtm_EXCEPTION+0x18/0x20
 1711 22:11:18.818626  <4>[  102.094330] LR is at lkdtm_do_action+0x2c/0x4c
 1712 22:11:18.819143  <4>[  102.099042] pc : [<c0c58b24>]    lr : [<c0c584e8>]    psr: a00e0013
 1713 22:11:18.819338  <4>[  102.105590] sp : c5b2be58  ip : c5b2be68  fp : c5b2be64
 1714 22:11:18.819511  <4>[  102.111091] r10: 0000000a  r9 : c1ad5c1c  r8 : c15ebd54
 1715 22:11:18.819675  <4>[  102.116592] r7 : c5b2bf60  r6 : 0000000a  r5 : c5b98000  r4 : 00000004
 1716 22:11:18.819832  <4>[  102.123403] r3 : 00000000  r2 : d9e81875  r1 : ef7955e0  r0 : c15ebd74
 1717 22:11:18.821746  <4>[  102.130216] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1718 22:11:18.861703  <4>[  102.137636] Control: 10c5387d  Table: c692006a  DAC: 00000051
 1719 22:11:18.862210  <0>[  102.143666] Process cat (pid: 773, stack limit = 0xd42e78a4)
 1720 22:11:18.862399  <0>[  102.149599] Stack: (0xc5b2be58 to 0xc5b2c000)
 1721 22:11:18.862572  <0>[  102.154230] be40:                                                       c5b2be74 c5b2be68
 1722 22:11:18.862745  <0>[  102.162703] be60: c0c584e8 c0c58b18 c5b2be9c c5b2be78 c0c589e8 c0c584c8 c0c588c8 c5b24000
 1723 22:11:18.865164  <0>[  102.171173] be80: b6e50000 0000000a c3ab7600 c5b2bf60 c5b2bec4 c5b2bea0 c07e211c c0c588d4
 1724 22:11:18.905217  <0>[  102.179643] bea0: 00000000 c5b24000 b6e50000 c290d000 c5b2bf60 c07e20b8 c5b2bf5c c5b2bec8
 1725 22:11:18.905487  <0>[  102.188112] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5b2a000
 1726 22:11:18.905677  <0>[  102.196581] bee0: b6e50000 00020000 00000004 0000000a 0001fff6 c5b2bee0 00000001 b6e4f000
 1727 22:11:18.905847  <0>[  102.205051] bf00: c5b243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1728 22:11:18.908466  <0>[  102.213521] bf20: 00000000 00000000 c13e0f18 d9e81875 c206c0e0 c5b24000 c5b24000 c5b2a000
 1729 22:11:18.948706  <0>[  102.221991] bf40: b6e50000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c059c358 c059bcac
 1730 22:11:18.949212  <0>[  102.230460] bf60: 00000000 00000000 c5b2bfac d9e81875 0000000a 0000000a b6f97e00 00000004
 1731 22:11:18.949402  <0>[  102.238930] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059c3e8 c059c2f0 00000000 c5b2bfa8
 1732 22:11:18.949575  <0>[  102.247399] bfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e50000 0000000a 00000000
 1733 22:11:18.951705  <0>[  102.255868] bfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 beea0ac4
 1734 22:11:18.991964  <0>[  102.264338] bfe0: 00000004 beea07f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000
 1735 22:11:18.992463  <0>[  102.272797] Backtrace: 
 1736 22:11:18.992654  <0>[  102.275518] [<c0c58b0c>] (lkdtm_EXCEPTION) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1737 22:11:18.992830  <0>[  102.283899] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1738 22:11:18.992997  <0>[  102.292198] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1739 22:11:18.994985  <0>[  102.300400]  r9:c5b2bf60 r8:c3ab7600 r7:0000000a r6:b6e50000 r5:c5b24000 r4:c0c588c8
 1740 22:11:19.034928  <0>[  102.308438] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1741 22:11:19.035453  <0>[  102.316553]  r9:c07e20b8 r8:c5b2bf60 r7:c290d000 r6:b6e50000 r5:c5b24000 r4:00000000
 1742 22:11:19.035644  <0>[  102.324588] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1743 22:11:19.035817  <0>[  102.332009]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5b2a000 r5:c5b24000
 1744 22:11:19.035980  <0>[  102.340120]  r4:c5b24000
 1745 22:11:19.036139  <0>[  102.342924] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1746 22:11:19.078368  <0>[  102.350345]  r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a
 1747 22:11:19.078866  <0>[  102.358380] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1748 22:11:19.079055  <0>[  102.366229] Exception stack(0xc5b2bfa8 to 0xc5b2bff0)
 1749 22:11:19.079221  <0>[  102.371561] bfa0:                   0000000a 0000000a 00000001 b6e50000 0000000a 00000000
 1750 22:11:19.079383  <0>[  102.380033] bfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 beea0ac4
 1751 22:11:19.079602  <0>[  102.388499] bfe0: 00000004 beea07f8 b6f01d8f b6e887e6
 1752 22:11:19.098929  <0>[  102.393830] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1753 22:11:19.102137  <4>[  102.400345] ---[ end trace a9b4031abb9513ca ]---
 1754 22:11:19.102390  # Segmentation fault
 1755 22:11:19.302440  # [  102.009844] lkdtm: Performing direct entry EXCEPTION
 1756 22:11:19.302862  # [  102.013674] 8<--- cut here ---
 1757 22:11:19.303110  # [  102.017172] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1758 22:11:19.303323  # [  102.025490] pgd = 8eff9854
 1759 22:11:19.303525  # [  102.028582] [00000000] *pgd=00000000
 1760 22:11:19.303726  # [  102.032178] Internal error: Oops: 805 [#2] SMP ARM
 1761 22:11:19.345993  # [  102.037228] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1762 22:11:19.346264  # [  102.076260] CPU: 0 PID: 773 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1763 22:11:19.346495  # [  102.084196] Hardware name: STM32 (Device Tree Support)
 1764 22:11:19.346706  # [  102.089627] PC is at lkdtm_EXCEPTION+0x18/0x20
 1765 22:11:19.348714  # [  102.094330] LR is at lkdtm_do_action+0x2c/0x4c
 1766 22:11:19.388801  # [  102.099042] pc : [<c0c58b24>]    lr : [<c0c584e8>]    psr: a00e0013
 1767 22:11:19.389317  # [  102.105590] sp : c5b2be58  ip : c5b2be68  fp : c5b2be64
 1768 22:11:19.389520  # [  102.111091] r10: 0000000a  r9 : c1ad5c1c  r8 : c15ebd54
 1769 22:11:19.389736  # [  102.116592] r7 : c5b2bf60  r6 : 0000000a  r5 : c5b98000  r4 : 00000004
 1770 22:11:19.389941  # [  102.123403] r3 : 00000000  r2 : d9e81875  r1 : ef7955e0  r0 : c15ebd74
 1771 22:11:19.390172  # [  102.130216] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1772 22:11:19.392211  # [  102.137636] Control: 10c5387d  Table: c692006a  DAC: 00000051
 1773 22:11:19.432803  # [  102.143666] Process cat (pid: 773, stack limit = 0xd42e78a4)
 1774 22:11:19.433322  # [  102.149599] Stack: (0xc5b2be58 to 0xc5b2c000)
 1775 22:11:19.433525  # [  102.154230] be40:                                                       c5b2be74 c5b2be68
 1776 22:11:19.433744  # [  102.162703] be60: c0c584e8 c0c58b18 c5b2be9c c5b2be78 c0c589e8 c0c584c8 c0c588c8 c5b24000
 1777 22:11:19.433957  # [  102.171173] be80: b6e50000 0000000a c3ab7600 c5b2bf60 c5b2bec4 c5b2bea0 c07e211c c0c588d4
 1778 22:11:19.475421  # [  102.179643] bea0: 00000000 c5b24000 b6e50000 c290d000 c5b2bf60 c07e20b8 c5b2bf5c c5b2bec8
 1779 22:11:19.475933  # [  102.188112] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5b2a000
 1780 22:11:19.476134  # [  102.196581] bee0: b6e50000 00020000 00000004 0000000a 0001fff6 c5b2bee0 00000001 b6e4f000
 1781 22:11:19.476348  # [  102.205051] bf00: c5b243c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1782 22:11:19.476557  # [  102.213521] bf20: 00000000 00000000 c13e0f18 d9e81875 c206c0e0 c5b24000 c5b24000 c5b2a000
 1783 22:11:19.478945  # [  102.221991] bf40: b6e50000 00000000 00000000 00000004 c5b2bf94 c5b2bf60 c059c358 c059bcac
 1784 22:11:19.518928  # [  102.230460] bf60: 00000000 00000000 c5b2bfac d9e81875 0000000a 0000000a b6f97e00 00000004
 1785 22:11:19.519207  # [  102.238930] bf80: c03002e4 c5b2a000 c5b2bfa4 c5b2bf98 c059c3e8 c059c2f0 00000000 c5b2bfa8
 1786 22:11:19.519445  # [  102.247399] bfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e50000 0000000a 00000000
 1787 22:11:19.519664  # [  102.255868] bfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 beea0ac4
 1788 22:11:19.522236  # [  102.264338] bfe0: 00000004 beea07f8 b6f01d8f b6e887e6 800e0030 00000001 00000000 00000000
 1789 22:11:19.522477  # [  102.272797] Backtrace: 
 1790 22:11:19.562291  # [  102.275518] [<c0c58b0c>] (lkdtm_EXCEPTION) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1791 22:11:19.562611  # [  102.283899] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1792 22:11:19.562849  # [  102.292198] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1793 22:11:19.563061  # [  102.300400]  r9:c5b2bf60 r8:c3ab7600 r7:0000000a r6:b6e50000 r5:c5b24000 r4:c0c588c8
 1794 22:11:19.565363  # [  102.308438] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 1795 22:11:19.605332  # [  102.316553]  r9:c07e20b8 r8:c5b2bf60 r7:c290d000 r6:b6e50000 r5:c5b24000 r4:00000000
 1796 22:11:19.605847  # [  102.324588] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 1797 22:11:19.606070  # [  102.332009]  r10:00000004 r9:00000000 r8:00000000 r7:b6e50000 r6:c5b2a000 r5:c5b24000
 1798 22:11:19.606298  # [  102.340120]  r4:c5b24000
 1799 22:11:19.606506  # [  102.342924] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 1800 22:11:19.606715  # [  102.350345]  r9:c5b2a000 r8:c03002e4 r7:00000004 r6:b6f97e00 r5:0000000a r4:0000000a
 1801 22:11:19.648594  # [  102.358380] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1802 22:11:19.649102  # [  102.366229] Exception stack(0xc5b2bfa8 to 0xc5b2bff0)
 1803 22:11:19.649304  # [  102.371561] bfa0:                   0000000a 0000000a 00000001 b6e50000 0000000a 00000000
 1804 22:11:19.649515  # [  102.380033] bfc0: 0000000a 0000000a b6f97e00 00000004 00000001 00000000 00020000 beea0ac4
 1805 22:11:19.649717  # [  102.388499] bfe0: 00000004 beea07f8 b6f01d8f b6e887e6
 1806 22:11:19.649916  # [  102.393830] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1807 22:11:19.651916  # [  102.400345] ---[ end trace a9b4031abb9513ca ]---
 1808 22:11:19.669833  # EXCEPTION: missing 'call trace:': [FAIL]
 1809 22:11:19.673001  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1
 1810 22:11:19.673243  # selftests: lkdtm: LOOP.sh
 1811 22:11:19.752999  # Skipping LOOP: Hangs the system
 1812 22:11:19.769344  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1813 22:11:19.801227  # selftests: lkdtm: EXHAUST_STACK.sh
 1814 22:11:20.089045  # Skipping EXHAUST_STACK: Corrupts memory on failure
 1815 22:11:20.105135  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 1816 22:11:20.137419  # selftests: lkdtm: CORRUPT_STACK.sh
 1817 22:11:20.425107  # Skipping CORRUPT_STACK: Crashes entire system on success
 1818 22:11:20.441162  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 1819 22:11:20.473041  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 1820 22:11:20.774498  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 1821 22:11:20.774788  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 1822 22:11:20.806393  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 1823 22:11:21.212847  <6>[  104.502837] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1824 22:11:21.213192  <6>[  104.507406] lkdtm: attempting good list addition
 1825 22:11:21.213699  <6>[  104.512146] lkdtm: attempting corrupted list addition
 1826 22:11:21.216118  <3>[  104.517632] lkdtm: list_add() corruption not detected!
 1827 22:11:21.332126  # [  104.502837] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1828 22:11:21.332414  # [  104.507406] lkdtm: attempting good list addition
 1829 22:11:21.332646  # [  104.512146] lkdtm: attempting corrupted list addition
 1830 22:11:21.335301  # [  104.517632] lkdtm: list_add() corruption not detected!
 1831 22:11:21.366957  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 1832 22:11:21.398995  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 1833 22:11:21.430971  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 1834 22:11:21.859646  <6>[  105.144297] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1835 22:11:21.860225  <6>[  105.148814] lkdtm: attempting good list removal
 1836 22:11:21.860433  <6>[  105.153520] lkdtm: attempting corrupted list removal
 1837 22:11:21.863053  <3>[  105.158911] lkdtm: list_del() corruption not detected!
 1838 22:11:21.973049  # [  105.144297] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1839 22:11:21.973293  # [  105.148814] lkdtm: attempting good list removal
 1840 22:11:21.973534  # [  105.153520] lkdtm: attempting corrupted list removal
 1841 22:11:21.976107  # [  105.158911] lkdtm: list_del() corruption not detected!
 1842 22:11:22.007990  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 1843 22:11:22.039966  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 1844 22:11:22.072038  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 1845 22:11:22.473067  <6>[  105.762442] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1846 22:11:22.473381  <6>[  105.767678] lkdtm: attempting bad read from page below current stack
 1847 22:11:22.476085  <3>[  105.774198] lkdtm: FAIL: accessed page before stack! (byte: f2)
 1848 22:11:22.589880  # [  105.762442] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1849 22:11:22.590160  # [  105.767678] lkdtm: attempting bad read from page below current stack
 1850 22:11:22.593066  # [  105.774198] lkdtm: FAIL: accessed page before stack! (byte: f2)
 1851 22:11:22.625037  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]
 1852 22:11:22.666963  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1
 1853 22:11:22.682910  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 1854 22:11:23.088028  <6>[  106.376920] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1855 22:11:23.088349  <6>[  106.382135] lkdtm: attempting bad read from page above current stack
 1856 22:11:23.091202  <3>[  106.388906] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1857 22:11:23.205007  # [  106.376920] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1858 22:11:23.205235  # [  106.382135] lkdtm: attempting bad read from page above current stack
 1859 22:11:23.208038  # [  106.388906] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1860 22:11:23.239957  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]
 1861 22:11:23.282977  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1
 1862 22:11:23.298833  # selftests: lkdtm: UNSET_SMEP.sh
 1863 22:11:23.716779  <6>[  107.017436] lkdtm: Performing direct entry UNSET_SMEP
 1864 22:11:23.720013  <3>[  107.021338] lkdtm: XFAIL: this test is x86_64-only
 1865 22:11:23.833983  # [  107.017436] lkdtm: Performing direct entry UNSET_SMEP
 1866 22:11:23.837204  # [  107.021338] lkdtm: XFAIL: this test is x86_64-only
 1867 22:11:23.868913  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 1868 22:11:23.900942  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 1869 22:11:23.932939  # selftests: lkdtm: DOUBLE_FAULT.sh
 1870 22:11:24.318732  <6>[  107.615457] lkdtm: Performing direct entry DOUBLE_FAULT
 1871 22:11:24.322137  <3>[  107.619683] lkdtm: XFAIL: this test is ia32-only
 1872 22:11:24.425846  # [  107.615457] lkdtm: Performing direct entry DOUBLE_FAULT
 1873 22:11:24.429105  # [  107.619683] lkdtm: XFAIL: this test is ia32-only
 1874 22:11:24.460920  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 1875 22:11:24.492956  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 1876 22:11:24.525034  # selftests: lkdtm: CORRUPT_PAC.sh
 1877 22:11:24.930103  <6>[  108.222130] lkdtm: Performing direct entry CORRUPT_PAC
 1878 22:11:24.930485  <3>[  108.226275] lkdtm: XFAIL: this test is arm64-only
 1879 22:11:25.035839  # [  108.222130] lkdtm: Performing direct entry CORRUPT_PAC
 1880 22:11:25.039207  # [  108.226275] lkdtm: XFAIL: this test is arm64-only
 1881 22:11:25.070989  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 1882 22:11:25.119015  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 1883 22:11:25.150955  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 1884 22:11:25.537045  <6>[  108.831690] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1885 22:11:25.540069  <3>[  108.837143] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1886 22:11:25.649264  # [  108.831690] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1887 22:11:25.652041  # [  108.837143] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1888 22:11:25.683904  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 1889 22:11:25.731889  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 1890 22:11:25.747896  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 1891 22:11:26.051933  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 1892 22:11:26.067988  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 1893 22:11:26.099990  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 1894 22:11:26.388126  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 1895 22:11:26.403927  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 1896 22:11:26.435977  # selftests: lkdtm: READ_AFTER_FREE.sh
 1897 22:11:26.818095  <6>[  110.107785] lkdtm: Performing direct entry READ_AFTER_FREE
 1898 22:11:26.818402  <6>[  110.112133] lkdtm: Value in memory before free: 12345678
 1899 22:11:26.821226  <6>[  110.117881] lkdtm: Attempting bad read from freed memory
 1900 22:11:26.821474  <6>[  110.123297] lkdtm: Memory was not poisoned
 1901 22:11:26.939077  # [  110.107785] lkdtm: Performing direct entry READ_AFTER_FREE
 1902 22:11:26.939323  # [  110.112133] lkdtm: Value in memory before free: 12345678
 1903 22:11:26.939557  # [  110.117881] lkdtm: Attempting bad read from freed memory
 1904 22:11:26.942176  # [  110.123297] lkdtm: Memory was not poisoned
 1905 22:11:26.974068  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 1906 22:11:27.006097  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 1907 22:11:27.038155  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 1908 22:11:27.342311  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 1909 22:11:27.358313  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 1910 22:11:27.390357  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 1911 22:11:27.786677  <6>[  111.072206] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1912 22:11:27.787263  <6>[  111.077235] lkdtm: Value in memory before free: 12345678
 1913 22:11:27.787455  <6>[  111.082659] lkdtm: Attempting to read from freed memory
 1914 22:11:27.790083  <6>[  111.088305] lkdtm: Buddy page was not poisoned
 1915 22:11:27.910914  # [  111.072206] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1916 22:11:27.911153  # [  111.077235] lkdtm: Value in memory before free: 12345678
 1917 22:11:27.914094  # [  111.082659] lkdtm: Attempting to read from freed memory
 1918 22:11:27.914331  # [  111.088305] lkdtm: Buddy page was not poisoned
 1919 22:11:27.929962  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 1920 22:11:27.977923  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 1921 22:11:28.010019  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 1922 22:11:28.389003  <6>[  111.680386] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1923 22:11:28.389351  <6>[  111.684840] lkdtm: Attempting double slab free ...
 1924 22:11:28.499011  # [  111.680386] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1925 22:11:28.499340  # [  111.684840] lkdtm: Attempting double slab free ...
 1926 22:11:28.530929  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 1927 22:11:28.562983  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 1928 22:11:28.594982  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 1929 22:11:28.990922  <6>[  112.286035] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1930 22:11:28.994257  <6>[  112.290401] lkdtm: Attempting cross-cache slab free ...
 1931 22:11:29.103882  # [  112.286035] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1932 22:11:29.104126  # [  112.290401] lkdtm: Attempting cross-cache slab free ...
 1933 22:11:29.135811  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 1934 22:11:29.167865  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 1935 22:11:29.199755  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 1936 22:11:29.587931  <6>[  112.880076] lkdtm: Performing direct entry SLAB_FREE_PAGE
 1937 22:11:29.588232  <6>[  112.884334] lkdtm: Attempting non-Slab slab free ...
 1938 22:11:29.688740  # [  112.880076] lkdtm: Performing direct entry SLAB_FREE_PAGE
 1939 22:11:29.692014  # [  112.884334] lkdtm: Attempting non-Slab slab free ...
 1940 22:11:29.723785  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 1941 22:11:29.771674  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 1942 22:11:29.787793  # selftests: lkdtm: SOFTLOCKUP.sh
 1943 22:11:30.091833  # Skipping SOFTLOCKUP: Hangs the system
 1944 22:11:30.107946  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 1945 22:11:30.123853  # selftests: lkdtm: HARDLOCKUP.sh
 1946 22:11:30.411731  # Skipping HARDLOCKUP: Hangs the system
 1947 22:11:30.427746  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 1948 22:11:30.459749  # selftests: lkdtm: SPINLOCKUP.sh
 1949 22:11:30.747832  # Skipping SPINLOCKUP: Hangs the system
 1950 22:11:30.763850  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 1951 22:11:30.795860  # selftests: lkdtm: HUNG_TASK.sh
 1952 22:11:31.083845  # Skipping HUNG_TASK: Hangs the system
 1953 22:11:31.099755  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 1954 22:11:31.131832  # selftests: lkdtm: EXEC_DATA.sh
 1955 22:11:31.528017  <6>[  114.806102] lkdtm: Performing direct entry EXEC_DATA
 1956 22:11:31.528631  <6>[  114.809919] lkdtm: attempting ok execution at c0c59258
 1957 22:11:31.528822  <6>[  114.815326] lkdtm: attempting bad execution at c27069e4
 1958 22:11:31.528990  <1>[  114.820981] 8<--- cut here ---
 1959 22:11:31.529145  <1>[  114.824146] Unable to handle kernel paging request at virtual address c27069e4
 1960 22:11:31.529298  <1>[  114.831659] pgd = f399052f
 1961 22:11:31.529450  <1>[  114.834620] [c27069e4] *pgd=c261141e(bad)
 1962 22:11:31.531464  <0>[  114.838907] Internal error: Oops: 8000000d [#3] SMP ARM
 1963 22:11:31.571633  <4>[  114.844402] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 1964 22:11:31.614651  <4>[  114.883440] CPU: 1 PID: 1641 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 1965 22:11:31.614892  <4>[  114.891464] Hardware name: STM32 (Device Tree Support)
 1966 22:11:31.615336  <4>[  114.896891] PC is at data_area+0x0/0x40
 1967 22:11:31.615511  <4>[  114.900990] LR is at execute_location+0xa4/0xb4
 1968 22:11:31.615677  <4>[  114.905785] pc : [<c27069e4>]    lr : [<c13cb9b4>]    psr: 600e0013
 1969 22:11:31.615841  <4>[  114.912333] sp : c5babe38  ip : c5babd40  fp : c5babe54
 1970 22:11:31.615996  <4>[  114.917834] r10: 0000000a  r9 : c1ad5e00  r8 : c15ebd54
 1971 22:11:31.616157  <4>[  114.923336] r7 : c5babf60  r6 : 00000001  r5 : c27069e4  r4 : c0c59258
 1972 22:11:31.657981  <4>[  114.930147] r3 : 62d4e10e  r2 : 62d4e10e  r1 : ef7aa5e0  r0 : 0000002b
 1973 22:11:31.658470  <4>[  114.936959] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1974 22:11:31.658612  <4>[  114.944381] Control: 10c5387d  Table: c699c06a  DAC: 00000051
 1975 22:11:31.658728  <0>[  114.950408] Process cat (pid: 1641, stack limit = 0xf842d5ea)
 1976 22:11:31.658839  <0>[  114.956430] Stack: (0xc5babe38 to 0xc5bac000)
 1977 22:11:31.658947  <0>[  114.961061] be20:                                                       0000001f c5d4d000
 1978 22:11:31.701244  <0>[  114.969535] be40: 0000000a c5babf60 c5babe64 c5babe58 c13cbb20 c13cb91c c5babe74 c5babe68
 1979 22:11:31.701741  <0>[  114.978006] be60: c0c584e8 c13cbb08 c5babe9c c5babe78 c0c589e8 c0c584c8 c0c588c8 c59a2140
 1980 22:11:31.701931  <0>[  114.986477] be80: b6e6b000 0000000a c3ab7600 c5babf60 c5babec4 c5babea0 c07e211c c0c588d4
 1981 22:11:31.702142  <0>[  114.994946] bea0: 00000000 c59a2140 b6e6b000 c290d000 c5babf60 c07e20b8 c5babf5c c5babec8
 1982 22:11:31.702313  <0>[  115.003416] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5baa000
 1983 22:11:31.704643  <0>[  115.011885] bee0: b6e6b000 00020000 00000004 0000000a 0001fff6 c5babee0 00000001 b6e6a000
 1984 22:11:31.744805  <0>[  115.020353] bf00: c4f0e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1985 22:11:31.745045  <0>[  115.028824] bf20: 00000000 00000000 c13e0f18 62d4e10e c206c0e0 c59a2140 c59a2140 c5baa000
 1986 22:11:31.745230  <0>[  115.037293] bf40: b6e6b000 00000000 00000000 00000004 c5babf94 c5babf60 c059c358 c059bcac
 1987 22:11:31.745399  <0>[  115.045763] bf60: 00000000 00000000 c5babfac 62d4e10e 0000000a 0000000a b6fb2e00 00000004
 1988 22:11:31.747901  <0>[  115.054233] bf80: c03002e4 c5baa000 c5babfa4 c5babf98 c059c3e8 c059c2f0 00000000 c5babfa8
 1989 22:11:31.787950  <0>[  115.062702] bfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e6b000 0000000a 00000000
 1990 22:11:31.788188  <0>[  115.071172] bfc0: 0000000a 0000000a b6fb2e00 00000004 00000001 00000000 00020000 bef8bac4
 1991 22:11:31.788370  <0>[  115.079643] bfe0: 00000004 bef8b7f8 b6f1cd8f b6ea37e6 800e0030 00000001 00000000 00000000
 1992 22:11:31.788538  <0>[  115.088102] Backtrace: 
 1993 22:11:31.788701  <0>[  115.090826] [<c13cb910>] (execute_location) from [<c13cbb20>] (lkdtm_EXEC_DATA+0x24/0x28)
 1994 22:11:31.791217  <0>[  115.099289]  r7:c5babf60 r6:0000000a r5:c5d4d000 r4:0000001f
 1995 22:11:31.831480  <0>[  115.105231] [<c13cbafc>] (lkdtm_EXEC_DATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 1996 22:11:31.831727  <0>[  115.113611] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 1997 22:11:31.831911  <0>[  115.121910] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 1998 22:11:31.832080  <0>[  115.130114]  r9:c5babf60 r8:c3ab7600 r7:0000000a r6:b6e6b000 r5:c59a2140 r4:c0c588c8
 1999 22:11:31.832242  <0>[  115.138153] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2000 22:11:31.874542  <0>[  115.146268]  r9:c07e20b8 r8:c5babf60 r7:c290d000 r6:b6e6b000 r5:c59a2140 r4:00000000
 2001 22:11:31.875040  <0>[  115.154302] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2002 22:11:31.875232  <0>[  115.161723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c5baa000 r5:c59a2140
 2003 22:11:31.875404  <0>[  115.169835]  r4:c59a2140
 2004 22:11:31.875566  <0>[  115.172640] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2005 22:11:31.875720  <0>[  115.180061]  r9:c5baa000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:0000000a r4:0000000a
 2006 22:11:31.927626  <0>[  115.188096] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2007 22:11:31.928214  <0>[  115.195946] Exception stack(0xc5babfa8 to 0xc5babff0)
 2008 22:11:31.928409  <0>[  115.201278] bfa0:                   0000000a 0000000a 00000001 b6e6b000 0000000a 00000000
 2009 22:11:31.928584  <0>[  115.209750] bfc0: 0000000a 0000000a b6fb2e00 00000004 00000001 00000000 00020000 bef8bac4
 2010 22:11:31.928740  <0>[  115.218216] bfe0: 00000004 bef8b7f8 b6f1cd8f b6ea37e6
 2011 22:11:31.928895  <0>[  115.223548] Code: 00000000 c2b18840 c2b18900 c2b189c0 (e1a0c00d) 
 2012 22:11:31.931043  <4>[  115.229924] ---[ end trace a9b4031abb9513cb ]---
 2013 22:11:31.931281  # Segmentation fault
 2014 22:11:32.115612  # [  114.806102] lkdtm: Performing direct entry EXEC_DATA
 2015 22:11:32.134885  # [  114.809919] lkdtm: attempting ok execution at c0c59258
 2016 22:11:32.184140  # [  114.815326] lkdtm: attempting bad execution at c27069e4
 2017 22:11:32.184754  # [  114.820981] 8<--- cut here ---
 2018 22:11:32.184949  # [  114.824146] Unable to handle kernel paging request at virtual address c27069e4
 2019 22:11:32.185121  # [  114.831659] pgd = f399052f
 2020 22:11:32.185285  # [  114.834620] [c27069e4] *pgd=c261141e(bad)
 2021 22:11:32.185437  # [  114.838907] Internal error: Oops: 8000000d [#3] SMP ARM
 2022 22:11:32.227730  # [  114.844402] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2023 22:11:32.228058  # [  114.883440] CPU: 1 PID: 1641 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2024 22:11:32.228245  # [  114.891464] Hardware name: STM32 (Device Tree Support)
 2025 22:11:32.230839  # [  114.896891] PC is at data_area+0x0/0x40
 2026 22:11:32.270755  # [  114.900990] LR is at execute_location+0xa4/0xb4
 2027 22:11:32.271252  # [  114.905785] pc : [<c27069e4>]    lr : [<c13cb9b4>]    psr: 600e0013
 2028 22:11:32.271444  # [  114.912333] sp : c5babe38  ip : c5babd40  fp : c5babe54
 2029 22:11:32.271616  # [  114.917834] r10: 0000000a  r9 : c1ad5e00  r8 : c15ebd54
 2030 22:11:32.271781  # [  114.923336] r7 : c5babf60  r6 : 00000001  r5 : c27069e4  r4 : c0c59258
 2031 22:11:32.271943  # [  114.930147] r3 : 62d4e10e  r2 : 62d4e10e  r1 : ef7aa5e0  r0 : 0000002b
 2032 22:11:32.274322  # [  114.936959] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2033 22:11:32.314016  # [  114.944381] Control: 10c5387d  Table: c699c06a  DAC: 00000051
 2034 22:11:32.314528  # [  114.950408] Process cat (pid: 1641, stack limit = 0xf842d5ea)
 2035 22:11:32.314715  # [  114.956430] Stack: (0xc5babe38 to 0xc5bac000)
 2036 22:11:32.314888  # [  114.961061] be20:                                                       0000001f c5d4d000
 2037 22:11:32.315054  # [  114.969535] be40: 0000000a c5babf60 c5babe64 c5babe58 c13cbb20 c13cb91c c5babe74 c5babe68
 2038 22:11:32.315215  # [  114.978006] be60: c0c584e8 c13cbb08 c5babe9c c5babe78 c0c589e8 c0c584c8 c0c588c8 c59a2140
 2039 22:11:32.357391  # [  114.986477] be80: b6e6b000 0000000a c3ab7600 c5babf60 c5babec4 c5babea0 c07e211c c0c588d4
 2040 22:11:32.357963  # [  114.994946] bea0: 00000000 c59a2140 b6e6b000 c290d000 c5babf60 c07e20b8 c5babf5c c5babec8
 2041 22:11:32.358178  # [  115.003416] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5baa000
 2042 22:11:32.358352  # [  115.011885] bee0: b6e6b000 00020000 00000004 0000000a 0001fff6 c5babee0 00000001 b6e6a000
 2043 22:11:32.358507  # [  115.020353] bf00: c4f0e640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2044 22:11:32.400654  # [  115.028824] bf20: 00000000 00000000 c13e0f18 62d4e10e c206c0e0 c59a2140 c59a2140 c5baa000
 2045 22:11:32.401166  # [  115.037293] bf40: b6e6b000 00000000 00000000 00000004 c5babf94 c5babf60 c059c358 c059bcac
 2046 22:11:32.401358  # [  115.045763] bf60: 00000000 00000000 c5babfac 62d4e10e 0000000a 0000000a b6fb2e00 00000004
 2047 22:11:32.401518  # [  115.054233] bf80: c03002e4 c5baa000 c5babfa4 c5babf98 c059c3e8 c059c2f0 00000000 c5babfa8
 2048 22:11:32.401671  # [  115.062702] bfa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e6b000 0000000a 00000000
 2049 22:11:32.444004  # [  115.071172] bfc0: 0000000a 0000000a b6fb2e00 00000004 00000001 00000000 00020000 bef8bac4
 2050 22:11:32.444542  # [  115.079643] bfe0: 00000004 bef8b7f8 b6f1cd8f b6ea37e6 800e0030 00000001 00000000 00000000
 2051 22:11:32.444732  # [  115.088102] Backtrace: 
 2052 22:11:32.444890  # [  115.090826] [<c13cb910>] (execute_location) from [<c13cbb20>] (lkdtm_EXEC_DATA+0x24/0x28)
 2053 22:11:32.445044  # [  115.099289]  r7:c5babf60 r6:0000000a r5:c5d4d000 r4:0000001f
 2054 22:11:32.445194  # [  115.105231] [<c13cbafc>] (lkdtm_EXEC_DATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2055 22:11:32.447459  # [  115.113611] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2056 22:11:32.487619  # [  115.121910] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2057 22:11:32.487932  # [  115.130114]  r9:c5babf60 r8:c3ab7600 r7:0000000a r6:b6e6b000 r5:c59a2140 r4:c0c588c8
 2058 22:11:32.488122  # [  115.138153] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2059 22:11:32.488283  # [  115.146268]  r9:c07e20b8 r8:c5babf60 r7:c290d000 r6:b6e6b000 r5:c59a2140 r4:00000000
 2060 22:11:32.488444  # [  115.154302] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2061 22:11:32.530557  # [  115.161723]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6b000 r6:c5baa000 r5:c59a2140
 2062 22:11:32.531060  # [  115.169835]  r4:c59a2140
 2063 22:11:32.531249  # [  115.172640] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2064 22:11:32.531419  # [  115.180061]  r9:c5baa000 r8:c03002e4 r7:00000004 r6:b6fb2e00 r5:0000000a r4:0000000a
 2065 22:11:32.531571  # [  115.188096] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2066 22:11:32.531729  # [  115.195946] Exception stack(0xc5babfa8 to 0xc5babff0)
 2067 22:11:32.534016  # [  115.201278] bfa0:                   0000000a 0000000a 00000001 b6e6b000 0000000a 00000000
 2068 22:11:32.578860  # [  115.209750] bfc0: 0000000a 0000000a b6fb2e00 00000004 00000001 00000000 00020000 bef8bac4
 2069 22:11:32.579113  # [  115.218216] bfe0: 00000004 bef8b7f8 b6f1cd8f b6ea37e6
 2070 22:11:32.579297  # [  115.223548] Code: 00000000 c2b18840 c2b18900 c2b189c0 (e1a0c00d) 
 2071 22:11:32.579463  # [  115.229924] ---[ end trace a9b4031abb9513cb ]---
 2072 22:11:32.579615  # EXEC_DATA: missing 'call trace:': [FAIL]
 2073 22:11:32.579765  not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1
 2074 22:11:32.582059  # selftests: lkdtm: EXEC_STACK.sh
 2075 22:11:32.787450  <6>[  116.065444] lkdtm: Performing direct entry EXEC_STACK
 2076 22:11:32.788072  <6>[  116.069473] lkdtm: attempting ok execution at c0c59258
 2077 22:11:32.788269  <6>[  116.074757] lkdtm: attempting bad execution at c5bf3e0c
 2078 22:11:32.788442  <1>[  116.080421] 8<--- cut here ---
 2079 22:11:32.788598  <1>[  116.083579] Unable to handle kernel paging request at virtual address c5bf3e0c
 2080 22:11:32.788753  <1>[  116.091096] pgd = c5e7dda7
 2081 22:11:32.788905  <1>[  116.094055] [c5bf3e0c] *pgd=c5a1141e(bad)
 2082 22:11:32.790864  <0>[  116.098345] Internal error: Oops: 8000000d [#4] SMP ARM
 2083 22:11:32.830874  <4>[  116.103840] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2084 22:11:32.873834  <4>[  116.142879] CPU: 0 PID: 1719 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2085 22:11:32.874359  <4>[  116.150903] Hardware name: STM32 (Device Tree Support)
 2086 22:11:32.874551  <4>[  116.156326] PC is at 0xc5bf3e0c
 2087 22:11:32.874725  <4>[  116.159733] LR is at execute_location+0xa4/0xb4
 2088 22:11:32.874889  <4>[  116.164526] pc : [<c5bf3e0c>]    lr : [<c13cb9b4>]    psr: 600e0013
 2089 22:11:32.875051  <4>[  116.171074] sp : c5bf3de8  ip : c5bf3cf0  fp : c5bf3e04
 2090 22:11:32.875204  <4>[  116.176576] r10: 0000000b  r9 : c1ad5e0c  r8 : c15ebd54
 2091 22:11:32.875366  <4>[  116.182077] r7 : c5bf3f60  r6 : 00000001  r5 : c5bf3e0c  r4 : c0c59258
 2092 22:11:32.917324  <4>[  116.188888] r3 : 034b40d6  r2 : 034b40d6  r1 : ef7955e0  r0 : 0000002b
 2093 22:11:32.917844  <4>[  116.195700] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2094 22:11:32.918052  <4>[  116.203120] Control: 10c5387d  Table: c5e4806a  DAC: 00000051
 2095 22:11:32.918228  <0>[  116.209146] Process cat (pid: 1719, stack limit = 0x5321305c)
 2096 22:11:32.918392  <0>[  116.215169] Stack: (0xc5bf3de8 to 0xc5bf4000)
 2097 22:11:32.918546  <0>[  116.219804] 3de0:                   c5bf2000 c4f25000 0000000b c5bf3f60 c5bf3e64 c5bf3e08
 2098 22:11:32.920713  <0>[  116.228273] 3e00: c13cbb5c c13cb91c c5bf3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2099 22:11:32.960878  <0>[  116.236742] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3083370 e34c31b8
 2100 22:11:32.961126  <0>[  116.245211] 3e40: e3a02040 e3a01d33 e5930018 034b40d6 0000000b 00000020 c5bf3e74 c5bf3e68
 2101 22:11:32.961311  <0>[  116.253682] 3e60: c0c584e8 c13cbb30 c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c595b8c0
 2102 22:11:32.961470  <0>[  116.262151] 3e80: b6dc1000 0000000b c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2103 22:11:32.963966  <0>[  116.270621] 3ea0: 00000000 c595b8c0 b6dc1000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2104 22:11:33.004185  <0>[  116.279091] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5bf2000
 2105 22:11:33.004422  <0>[  116.287561] 3ee0: b6dc1000 00020000 00000004 0000000b 0001fff5 c5bf3ee0 00000001 b6dc0000
 2106 22:11:33.004609  <0>[  116.296030] 3f00: c59688c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2107 22:11:33.004776  <0>[  116.304501] 3f20: 00000000 00000000 c13e0f18 034b40d6 c206c0e0 c595b8c0 c595b8c0 c5bf2000
 2108 22:11:33.007420  <0>[  116.312971] 3f40: b6dc1000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2109 22:11:33.047545  <0>[  116.321442] 3f60: 00000000 00000000 c5bf3fac 034b40d6 0000000b 0000000b b6f08e00 00000004
 2110 22:11:33.047799  <0>[  116.329912] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2111 22:11:33.047987  <0>[  116.338382] 3fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6dc1000 0000000b 00000000
 2112 22:11:33.048156  <0>[  116.346852] 3fc0: 0000000b 0000000b b6f08e00 00000004 00000001 00000000 00020000 bedcaac4
 2113 22:11:33.050760  <0>[  116.355322] 3fe0: 00000004 bedca7f8 b6e72d8f b6df97e6 800e0030 00000001 00000000 00000000
 2114 22:11:33.050997  <0>[  116.363783] Backtrace: 
 2115 22:11:33.090837  <0>[  116.366508] [<c13cb910>] (execute_location) from [<c13cbb5c>] (lkdtm_EXEC_STACK+0x38/0x54)
 2116 22:11:33.091076  <0>[  116.375057]  r7:c5bf3f60 r6:0000000b r5:c4f25000 r4:c5bf2000
 2117 22:11:33.091261  <0>[  116.381000] [<c13cbb24>] (lkdtm_EXEC_STACK) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2118 22:11:33.091428  <0>[  116.389458]  r4:00000020
 2119 22:11:33.091589  <0>[  116.392259] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2120 22:11:33.094060  <0>[  116.400559] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2121 22:11:33.134143  <0>[  116.408763]  r9:c5bf3f60 r8:c3ab7600 r7:0000000b r6:b6dc1000 r5:c595b8c0 r4:c0c588c8
 2122 22:11:33.134384  <0>[  116.416801] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2123 22:11:33.134568  <0>[  116.424917]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6dc1000 r5:c595b8c0 r4:00000000
 2124 22:11:33.134734  <0>[  116.432951] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2125 22:11:33.134898  <0>[  116.440371]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bf2000 r5:c595b8c0
 2126 22:11:33.137373  <0>[  116.448482]  r4:c595b8c0
 2127 22:11:33.177162  <0>[  116.451287] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2128 22:11:33.177696  <0>[  116.458707]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:0000000b r4:0000000b
 2129 22:11:33.177888  <0>[  116.466742] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2130 22:11:33.178068  <0>[  116.474588] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2131 22:11:33.178228  <0>[  116.479920] 3fa0:                   0000000b 0000000b 00000001 b6dc1000 0000000b 00000000
 2132 22:11:33.180962  <0>[  116.488389] 3fc0: 0000000b 0000000b b6f08e00 00000004 00000001 00000000 00020000 bedcaac4
 2133 22:11:33.208561  <0>[  116.496854] 3fe0: 00000004 bedca7f8 b6e72d8f b6df97e6
 2134 22:11:33.209110  <0>[  116.502184] Code: c5bf3e08 c13cbb5c c13cb91c c5bf3e6c (e1a0c00d) 
 2135 22:11:33.209305  <4>[  116.508560] ---[ end trace a9b4031abb9513cc ]---
 2136 22:11:33.211843  # Segmentation fault
 2137 22:11:33.427771  # [  116.065444] lkdtm: Performing direct entry EXEC_STACK
 2138 22:11:33.428383  # [  116.069473] lkdtm: attempting ok execution at c0c59258
 2139 22:11:33.428577  # [  116.074757] lkdtm: attempting bad execution at c5bf3e0c
 2140 22:11:33.428746  # [  116.080421] 8<--- cut here ---
 2141 22:11:33.428910  # [  116.083579] Unable to handle kernel paging request at virtual address c5bf3e0c
 2142 22:11:33.429066  # [  116.091096] pgd = c5e7dda7
 2143 22:11:33.429217  # [  116.094055] [c5bf3e0c] *pgd=c5a1141e(bad)
 2144 22:11:33.429371  # [  116.098345] Internal error: Oops: 8000000d [#4] SMP ARM
 2145 22:11:33.471525  # [  116.103840] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2146 22:11:33.471813  # [  116.142879] CPU: 0 PID: 1719 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2147 22:11:33.514601  # [  116.150903] Hardware name: STM32 (Device Tree Support)
 2148 22:11:33.514951  # [  116.156326] PC is at 0xc5bf3e0c
 2149 22:11:33.515401  # [  116.159733] LR is at execute_location+0xa4/0xb4
 2150 22:11:33.515580  # [  116.164526] pc : [<c5bf3e0c>]    lr : [<c13cb9b4>]    psr: 600e0013
 2151 22:11:33.515747  # [  116.171074] sp : c5bf3de8  ip : c5bf3cf0  fp : c5bf3e04
 2152 22:11:33.515911  # [  116.176576] r10: 0000000b  r9 : c1ad5e0c  r8 : c15ebd54
 2153 22:11:33.516061  # [  116.182077] r7 : c5bf3f60  r6 : 00000001  r5 : c5bf3e0c  r4 : c0c59258
 2154 22:11:33.517997  # [  116.188888] r3 : 034b40d6  r2 : 034b40d6  r1 : ef7955e0  r0 : 0000002b
 2155 22:11:33.557894  # [  116.195700] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2156 22:11:33.558560  # [  116.203120] Control: 10c5387d  Table: c5e4806a  DAC: 00000051
 2157 22:11:33.558751  # [  116.209146] Process cat (pid: 1719, stack limit = 0x5321305c)
 2158 22:11:33.558922  # [  116.215169] Stack: (0xc5bf3de8 to 0xc5bf4000)
 2159 22:11:33.559085  # [  116.219804] 3de0:                   c5bf2000 c4f25000 0000000b c5bf3f60 c5bf3e64 c5bf3e08
 2160 22:11:33.559240  # [  116.228273] 3e00: c13cbb5c c13cb91c c5bf3e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2161 22:11:33.601192  # [  116.236742] 3e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3083370 e34c31b8
 2162 22:11:33.601841  # [  116.245211] 3e40: e3a02040 e3a01d33 e5930018 034b40d6 0000000b 00000020 c5bf3e74 c5bf3e68
 2163 22:11:33.602051  # [  116.253682] 3e60: c0c584e8 c13cbb30 c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c595b8c0
 2164 22:11:33.602219  # [  116.262151] 3e80: b6dc1000 0000000b c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2165 22:11:33.602383  # [  116.270621] 3ea0: 00000000 c595b8c0 b6dc1000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2166 22:11:33.644380  # [  116.279091] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5bf2000
 2167 22:11:33.645017  # [  116.287561] 3ee0: b6dc1000 00020000 00000004 0000000b 0001fff5 c5bf3ee0 00000001 b6dc0000
 2168 22:11:33.645223  # [  116.296030] 3f00: c59688c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2169 22:11:33.645383  # [  116.304501] 3f20: 00000000 00000000 c13e0f18 034b40d6 c206c0e0 c595b8c0 c595b8c0 c5bf2000
 2170 22:11:33.645533  # [  116.312971] 3f40: b6dc1000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2171 22:11:33.647720  # [  116.321442] 3f60: 00000000 00000000 c5bf3fac 034b40d6 0000000b 0000000b b6f08e00 00000004
 2172 22:11:33.688126  # [  116.329912] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2173 22:11:33.688485  # [  116.338382] 3fa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6dc1000 0000000b 00000000
 2174 22:11:33.688663  # [  116.346852] 3fc0: 0000000b 0000000b b6f08e00 00000004 00000001 00000000 00020000 bedcaac4
 2175 22:11:33.688830  # [  116.355322] 3fe0: 00000004 bedca7f8 b6e72d8f b6df97e6 800e0030 00000001 00000000 00000000
 2176 22:11:33.688992  # [  116.363783] Backtrace: 
 2177 22:11:33.731030  # [  116.366508] [<c13cb910>] (execute_location) from [<c13cbb5c>] (lkdtm_EXEC_STACK+0x38/0x54)
 2178 22:11:33.731589  # [  116.375057]  r7:c5bf3f60 r6:0000000b r5:c4f25000 r4:c5bf2000
 2179 22:11:33.731786  # [  116.381000] [<c13cbb24>] (lkdtm_EXEC_STACK) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2180 22:11:33.731957  # [  116.389458]  r4:00000020
 2181 22:11:33.732118  # [  116.392259] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2182 22:11:33.732281  # [  116.400559] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2183 22:11:33.734388  # [  116.408763]  r9:c5bf3f60 r8:c3ab7600 r7:0000000b r6:b6dc1000 r5:c595b8c0 r4:c0c588c8
 2184 22:11:33.774702  # [  116.416801] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2185 22:11:33.774994  # [  116.424917]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6dc1000 r5:c595b8c0 r4:00000000
 2186 22:11:33.775178  # [  116.432951] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2187 22:11:33.775338  # [  116.440371]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc1000 r6:c5bf2000 r5:c595b8c0
 2188 22:11:33.775500  # [  116.448482]  r4:c595b8c0
 2189 22:11:33.777867  # [  116.451287] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2190 22:11:33.817669  # [  116.458707]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6f08e00 r5:0000000b r4:0000000b
 2191 22:11:33.818153  # [  116.466742] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2192 22:11:33.818349  # [  116.474588] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2193 22:11:33.818519  # [  116.479920] 3fa0:                   0000000b 0000000b 00000001 b6dc1000 0000000b 00000000
 2194 22:11:33.818683  # [  116.488389] 3fc0: 0000000b 0000000b b6f08e00 00000004 00000001 00000000 00020000 bedcaac4
 2195 22:11:33.821075  # [  116.496854] 3fe0: 00000004 bedca7f8 b6e72d8f b6df97e6
 2196 22:11:33.849510  # [  116.502184] Code: c5bf3e08 c13cbb5c c13cb91c c5bf3e6c (e1a0c00d) 
 2197 22:11:33.850014  # [  116.508560] ---[ end trace a9b4031abb9513cc ]---
 2198 22:11:33.850227  # EXEC_STACK: missing 'call trace:': [FAIL]
 2199 22:11:33.850398  not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1
 2200 22:11:33.852864  # selftests: lkdtm: EXEC_KMALLOC.sh
 2201 22:11:34.039654  <6>[  117.317755] lkdtm: Performing direct entry EXEC_KMALLOC
 2202 22:11:34.040227  <6>[  117.321840] lkdtm: attempting ok execution at c0c59258
 2203 22:11:34.040420  <6>[  117.327467] lkdtm: attempting bad execution at c5f8fe80
 2204 22:11:34.040589  <1>[  117.332755] 8<--- cut here ---
 2205 22:11:34.040753  <1>[  117.336058] Unable to handle kernel paging request at virtual address c5f8fe80
 2206 22:11:34.040917  <1>[  117.343569] pgd = 0430d802
 2207 22:11:34.041077  <1>[  117.346532] [c5f8fe80] *pgd=c5e1141e(bad)
 2208 22:11:34.043160  <0>[  117.350818] Internal error: Oops: 8000000d [#5] SMP ARM
 2209 22:11:34.083242  <4>[  117.356313] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2210 22:11:34.126245  <4>[  117.395351] CPU: 1 PID: 1799 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2211 22:11:34.126761  <4>[  117.403374] Hardware name: STM32 (Device Tree Support)
 2212 22:11:34.126953  <4>[  117.408797] PC is at 0xc5f8fe80
 2213 22:11:34.127124  <4>[  117.412203] LR is at execute_location+0xa4/0xb4
 2214 22:11:34.127288  <4>[  117.416995] pc : [<c5f8fe80>]    lr : [<c13cb9b4>]    psr: 600e0013
 2215 22:11:34.127451  <4>[  117.423542] sp : c5aebe30  ip : 00000027  fp : c5aebe4c
 2216 22:11:34.127614  <4>[  117.429042] r10: 0000000d  r9 : c1ad5e18  r8 : c15ebd54
 2217 22:11:34.127778  <4>[  117.434542] r7 : c5aebf60  r6 : 00000001  r5 : c5f8fe80  r4 : c0c59258
 2218 22:11:34.169606  <4>[  117.441352] r3 : 0f973eee  r2 : 0f973eee  r1 : ef7aa5e4  r0 : 0000002b
 2219 22:11:34.170125  <4>[  117.448165] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2220 22:11:34.170318  <4>[  117.455585] Control: 10c5387d  Table: c5e9006a  DAC: 00000051
 2221 22:11:34.170486  <0>[  117.461612] Process cat (pid: 1799, stack limit = 0x78b2832b)
 2222 22:11:34.170652  <0>[  117.467633] Stack: (0xc5aebe30 to 0xc5aec000)
 2223 22:11:34.170814  <0>[  117.472266] be20:                                     c5f8fe80 c5fa7000 0000000d c5aebf60
 2224 22:11:34.173073  <0>[  117.480737] be40: c5aebe64 c5aebe50 c0c592a8 c13cb91c 00000021 c5fa7000 c5aebe74 c5aebe68
 2225 22:11:34.213148  <0>[  117.489207] be60: c0c584e8 c0c5927c c5aebe9c c5aebe78 c0c589e8 c0c584c8 c0c588c8 c5fe2dc0
 2226 22:11:34.213401  <0>[  117.497675] be80: b6e1a000 0000000d c3ab7600 c5aebf60 c5aebec4 c5aebea0 c07e211c c0c588d4
 2227 22:11:34.213586  <0>[  117.506145] bea0: 00000000 c5fe2dc0 b6e1a000 c290d000 c5aebf60 c07e20b8 c5aebf5c c5aebec8
 2228 22:11:34.213754  <0>[  117.514614] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5aea000
 2229 22:11:34.216311  <0>[  117.523084] bee0: b6e1a000 00020000 00000004 0000000d 0001fff3 c5aebee0 00000001 b6e19000
 2230 22:11:34.256498  <0>[  117.531551] bf00: c58b2dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2231 22:11:34.256738  <0>[  117.540021] bf20: 00000000 00000000 c13e0f18 0f973eee c206c0e0 c5fe2dc0 c5fe2dc0 c5aea000
 2232 22:11:34.256922  <0>[  117.548490] bf40: b6e1a000 00000000 00000000 00000004 c5aebf94 c5aebf60 c059c358 c059bcac
 2233 22:11:34.257090  <0>[  117.556958] bf60: 00000000 00000000 c5aebfac 0f973eee 0000000d 0000000d b6f61e00 00000004
 2234 22:11:34.259569  <0>[  117.565426] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c059c3e8 c059c2f0 00000000 c5aebfa8
 2235 22:11:34.299799  <0>[  117.573895] bfa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e1a000 0000000d 00000000
 2236 22:11:34.300049  <0>[  117.582364] bfc0: 0000000d 0000000d b6f61e00 00000004 00000001 00000000 00020000 bef89ac4
 2237 22:11:34.300232  <0>[  117.590834] bfe0: 00000004 bef897f8 b6ecbd8f b6e527e6 800e0030 00000001 00000000 00000000
 2238 22:11:34.300402  <0>[  117.599294] Backtrace: 
 2239 22:11:34.300564  <0>[  117.602019] [<c13cb910>] (execute_location) from [<c0c592a8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2240 22:11:34.302975  <0>[  117.610740]  r7:c5aebf60 r6:0000000d r5:c5fa7000 r4:c5f8fe80
 2241 22:11:34.343071  <0>[  117.616679] [<c0c59270>] (lkdtm_EXEC_KMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2242 22:11:34.343303  <0>[  117.625315]  r5:c5fa7000 r4:00000021
 2243 22:11:34.343485  <0>[  117.629162] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2244 22:11:34.343654  <0>[  117.637461] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2245 22:11:34.343816  <0>[  117.645663]  r9:c5aebf60 r8:c3ab7600 r7:0000000d r6:b6e1a000 r5:c5fe2dc0 r4:c0c588c8
 2246 22:11:34.346285  <0>[  117.653699] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2247 22:11:34.386395  <0>[  117.661814]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e1a000 r5:c5fe2dc0 r4:00000000
 2248 22:11:34.386645  <0>[  117.669847] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2249 22:11:34.386830  <0>[  117.677267]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c5aea000 r5:c5fe2dc0
 2250 22:11:34.387001  <0>[  117.685377]  r4:c5fe2dc0
 2251 22:11:34.387163  <0>[  117.688181] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2252 22:11:34.389612  <0>[  117.695600]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:0000000d r4:0000000d
 2253 22:11:34.429241  <0>[  117.703633] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2254 22:11:34.429734  <0>[  117.711479] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 2255 22:11:34.429927  <0>[  117.716810] bfa0:                   0000000d 0000000d 00000001 b6e1a000 0000000d 00000000
 2256 22:11:34.430123  <0>[  117.725280] bfc0: 0000000d 0000000d b6f61e00 00000004 00000001 00000000 00020000 bef89ac4
 2257 22:11:34.430301  <0>[  117.733744] bfe0: 00000004 bef897f8 b6ecbd8f b6e527e6
 2258 22:11:34.432637  <0>[  117.739073] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 
 2259 22:11:34.447728  <4>[  117.745448] ---[ end trace a9b4031abb9513cd ]---
 2260 22:11:34.448013  # Segmentation fault
 2261 22:11:34.650693  # [  117.317755] lkdtm: Performing direct entry EXEC_KMALLOC
 2262 22:11:34.651289  # [  117.321840] lkdtm: attempting ok execution at c0c59258
 2263 22:11:34.651481  # [  117.327467] lkdtm: attempting bad execution at c5f8fe80
 2264 22:11:34.651649  # [  117.332755] 8<--- cut here ---
 2265 22:11:34.651811  # [  117.336058] Unable to handle kernel paging request at virtual address c5f8fe80
 2266 22:11:34.651974  # [  117.343569] pgd = 0430d802
 2267 22:11:34.652134  # [  117.346532] [c5f8fe80] *pgd=c5e1141e(bad)
 2268 22:11:34.654095  # [  117.350818] Internal error: Oops: 8000000d [#5] SMP ARM
 2269 22:11:34.694150  # [  117.356313] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2270 22:11:34.697400  # [  117.395351] CPU: 1 PID: 1799 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2271 22:11:34.737230  # [  117.403374] Hardware name: STM32 (Device Tree Support)
 2272 22:11:34.737740  # [  117.408797] PC is at 0xc5f8fe80
 2273 22:11:34.737930  # [  117.412203] LR is at execute_location+0xa4/0xb4
 2274 22:11:34.738121  # [  117.416995] pc : [<c5f8fe80>]    lr : [<c13cb9b4>]    psr: 600e0013
 2275 22:11:34.738278  # [  117.423542] sp : c5aebe30  ip : 00000027  fp : c5aebe4c
 2276 22:11:34.738440  # [  117.429042] r10: 0000000d  r9 : c1ad5e18  r8 : c15ebd54
 2277 22:11:34.738593  # [  117.434542] r7 : c5aebf60  r6 : 00000001  r5 : c5f8fe80  r4 : c0c59258
 2278 22:11:34.780533  # [  117.441352] r3 : 0f973eee  r2 : 0f973eee  r1 : ef7aa5e4  r0 : 0000002b
 2279 22:11:34.781062  # [  117.448165] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2280 22:11:34.781253  # [  117.455585] Control: 10c5387d  Table: c5e9006a  DAC: 00000051
 2281 22:11:34.781414  # [  117.461612] Process cat (pid: 1799, stack limit = 0x78b2832b)
 2282 22:11:34.781569  # [  117.467633] Stack: (0xc5aebe30 to 0xc5aec000)
 2283 22:11:34.781721  # [  117.472266] be20:                                     c5f8fe80 c5fa7000 0000000d c5aebf60
 2284 22:11:34.783863  # [  117.480737] be40: c5aebe64 c5aebe50 c0c592a8 c13cb91c 00000021 c5fa7000 c5aebe74 c5aebe68
 2285 22:11:34.823980  # [  117.489207] be60: c0c584e8 c0c5927c c5aebe9c c5aebe78 c0c589e8 c0c584c8 c0c588c8 c5fe2dc0
 2286 22:11:34.824235  # [  117.497675] be80: b6e1a000 0000000d c3ab7600 c5aebf60 c5aebec4 c5aebea0 c07e211c c0c588d4
 2287 22:11:34.824420  # [  117.506145] bea0: 00000000 c5fe2dc0 b6e1a000 c290d000 c5aebf60 c07e20b8 c5aebf5c c5aebec8
 2288 22:11:34.824587  # [  117.514614] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5aea000
 2289 22:11:34.827246  # [  117.523084] bee0: b6e1a000 00020000 00000004 0000000d 0001fff3 c5aebee0 00000001 b6e19000
 2290 22:11:34.867053  # [  117.531551] bf00: c58b2dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2291 22:11:34.867584  # [  117.540021] bf20: 00000000 00000000 c13e0f18 0f973eee c206c0e0 c5fe2dc0 c5fe2dc0 c5aea000
 2292 22:11:34.867773  # [  117.548490] bf40: b6e1a000 00000000 00000000 00000004 c5aebf94 c5aebf60 c059c358 c059bcac
 2293 22:11:34.867944  # [  117.556958] bf60: 00000000 00000000 c5aebfac 0f973eee 0000000d 0000000d b6f61e00 00000004
 2294 22:11:34.868104  # [  117.565426] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c059c3e8 c059c2f0 00000000 c5aebfa8
 2295 22:11:34.910416  # [  117.573895] bfa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6e1a000 0000000d 00000000
 2296 22:11:34.910930  # [  117.582364] bfc0: 0000000d 0000000d b6f61e00 00000004 00000001 00000000 00020000 bef89ac4
 2297 22:11:34.911129  # [  117.590834] bfe0: 00000004 bef897f8 b6ecbd8f b6e527e6 800e0030 00000001 00000000 00000000
 2298 22:11:34.911301  # [  117.599294] Backtrace: 
 2299 22:11:34.911463  # [  117.602019] [<c13cb910>] (execute_location) from [<c0c592a8>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2300 22:11:34.911626  # [  117.610740]  r7:c5aebf60 r6:0000000d r5:c5fa7000 r4:c5f8fe80
 2301 22:11:34.953779  # [  117.616679] [<c0c59270>] (lkdtm_EXEC_KMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2302 22:11:34.954293  # [  117.625315]  r5:c5fa7000 r4:00000021
 2303 22:11:34.954482  # [  117.629162] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2304 22:11:34.954654  # [  117.637461] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2305 22:11:34.954816  # [  117.645663]  r9:c5aebf60 r8:c3ab7600 r7:0000000d r6:b6e1a000 r5:c5fe2dc0 r4:c0c588c8
 2306 22:11:34.954977  # [  117.653699] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2307 22:11:34.997050  # [  117.661814]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e1a000 r5:c5fe2dc0 r4:00000000
 2308 22:11:34.997590  # [  117.669847] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2309 22:11:34.997778  # [  117.677267]  r10:00000004 r9:00000000 r8:00000000 r7:b6e1a000 r6:c5aea000 r5:c5fe2dc0
 2310 22:11:34.997943  # [  117.685377]  r4:c5fe2dc0
 2311 22:11:34.998120  # [  117.688181] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2312 22:11:34.998279  # [  117.695600]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6f61e00 r5:0000000d r4:0000000d
 2313 22:11:35.040363  # [  117.703633] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2314 22:11:35.040863  # [  117.711479] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 2315 22:11:35.041053  # [  117.716810] bfa0:                   0000000d 0000000d 00000001 b6e1a000 0000000d 00000000
 2316 22:11:35.041225  # [  117.725280] bfc0: 0000000d 0000000d b6f61e00 00000004 00000001 00000000 00020000 bef89ac4
 2317 22:11:35.041380  # [  117.733744] bfe0: 00000004 bef897f8 b6ecbd8f b6e527e6
 2318 22:11:35.041533  # [  117.739073] Code: 00160017 00000000 00000000 00000000 (e1a0c00d) 
 2319 22:11:35.041683  # [  117.745448] ---[ end trace a9b4031abb9513cd ]---
 2320 22:11:35.043704  # EXEC_KMALLOC: missing 'call trace:': [FAIL]
 2321 22:11:35.061887  not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1
 2322 22:11:35.065544  # selftests: lkdtm: EXEC_VMALLOC.sh
 2323 22:11:35.264904  <6>[  118.539415] lkdtm: Performing direct entry EXEC_VMALLOC
 2324 22:11:35.265487  <6>[  118.543532] lkdtm: attempting ok execution at c0c59258
 2325 22:11:35.265676  <6>[  118.549107] lkdtm: attempting bad execution at f0887000
 2326 22:11:35.265837  <1>[  118.554462] 8<--- cut here ---
 2327 22:11:35.265992  <1>[  118.557816] Unable to handle kernel paging request at virtual address f0887000
 2328 22:11:35.266188  <1>[  118.565274] pgd = 2bc5ec02
 2329 22:11:35.266352  <1>[  118.568322] [f0887000] *pgd=c2958811, *pte=f8fa665f, *ppte=f8fa645f
 2330 22:11:35.266513  <0>[  118.574789] Internal error: Oops: 8000000f [#6] SMP ARM
 2331 22:11:35.308476  <4>[  118.580249] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2332 22:11:35.311568  <4>[  118.619286] CPU: 0 PID: 1877 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2333 22:11:35.351538  <4>[  118.627309] Hardware name: STM32 (Device Tree Support)
 2334 22:11:35.352033  <4>[  118.632734] PC is at 0xf0887000
 2335 22:11:35.352219  <4>[  118.636140] LR is at execute_location+0xa4/0xb4
 2336 22:11:35.352388  <4>[  118.640933] pc : [<f0887000>]    lr : [<c13cb9b4>]    psr: 600e0013
 2337 22:11:35.352543  <4>[  118.647482] sp : c5bf3e30  ip : 00000027  fp : c5bf3e4c
 2338 22:11:35.352705  <4>[  118.652983] r10: 0000000d  r9 : c1ad5e28  r8 : c15ebd54
 2339 22:11:35.352859  <4>[  118.658486] r7 : c5bf3f60  r6 : 00000001  r5 : f0887000  r4 : c0c59258
 2340 22:11:35.394811  <4>[  118.665297] r3 : 2d610ac3  r2 : 2d610ac3  r1 : ef7955e4  r0 : 0000002b
 2341 22:11:35.395329  <4>[  118.672111] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2342 22:11:35.395522  <4>[  118.679532] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2343 22:11:35.395693  <0>[  118.685562] Process cat (pid: 1877, stack limit = 0x5321305c)
 2344 22:11:35.395857  <0>[  118.691582] Stack: (0xc5bf3e30 to 0xc5bf4000)
 2345 22:11:35.396013  <0>[  118.696216] 3e20:                                     f0887000 c4f25000 0000000d c5bf3f60
 2346 22:11:35.398278  <0>[  118.704689] 3e40: c5bf3e64 c5bf3e50 c0c592dc c13cb91c 00000022 c4f25000 c5bf3e74 c5bf3e68
 2347 22:11:35.438389  <0>[  118.713159] 3e60: c0c584e8 c0c592c0 c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c591a780
 2348 22:11:35.438630  <0>[  118.721631] 3e80: b6de0000 0000000d c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2349 22:11:35.438816  <0>[  118.730102] 3ea0: 00000000 c591a780 b6de0000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2350 22:11:35.438984  <0>[  118.738573] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c35664 c059c358 c5bf2000
 2351 22:11:35.441615  <0>[  118.747043] 3ee0: b6de0000 00020000 00000004 0000000d 0001fff3 c5bf3ee0 00000001 00000805
 2352 22:11:35.481675  <0>[  118.755512] 3f00: c59eedc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2353 22:11:35.481908  <0>[  118.763983] 3f20: 00000000 00000000 c5bf2000 2d610ac3 b6ddf000 c591a780 c591a780 c5bf2000
 2354 22:11:35.482115  <0>[  118.772453] 3f40: b6de0000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2355 22:11:35.482289  <0>[  118.780923] 3f60: 00000000 00000000 c5bf3fac 2d610ac3 0000000d 0000000d b6f27e00 00000004
 2356 22:11:35.484839  <0>[  118.789394] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2357 22:11:35.524796  <0>[  118.797864] 3fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6de0000 0000000d 00000000
 2358 22:11:35.525319  <0>[  118.806334] 3fc0: 0000000d 0000000d b6f27e00 00000004 00000001 00000000 00020000 be801ac4
 2359 22:11:35.525510  <0>[  118.814805] 3fe0: 00000004 be8017f8 b6e91d8f b6e187e6 800e0030 00000001 00000000 00000000
 2360 22:11:35.525679  <0>[  118.823266] Backtrace: 
 2361 22:11:35.525843  <0>[  118.825992] [<c13cb910>] (execute_location) from [<c0c592dc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2362 22:11:35.528082  <0>[  118.834717]  r7:c5bf3f60 r6:0000000d r5:c4f25000 r4:f0887000
 2363 22:11:35.568074  <0>[  118.840656] [<c0c592b4>] (lkdtm_EXEC_VMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2364 22:11:35.568582  <0>[  118.849294]  r5:c4f25000 r4:00000022
 2365 22:11:35.568770  <0>[  118.853143] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2366 22:11:35.568940  <0>[  118.861442] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2367 22:11:35.569105  <0>[  118.869646]  r9:c5bf3f60 r8:c3ab7600 r7:0000000d r6:b6de0000 r5:c591a780 r4:c0c588c8
 2368 22:11:35.571461  <0>[  118.877685] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2369 22:11:35.611654  <0>[  118.885800]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6de0000 r5:c591a780 r4:00000000
 2370 22:11:35.611896  <0>[  118.893834] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2371 22:11:35.612079  <0>[  118.901254]  r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c5bf2000 r5:c591a780
 2372 22:11:35.612246  <0>[  118.909366]  r4:c591a780
 2373 22:11:35.612405  <0>[  118.912170] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2374 22:11:35.614847  <0>[  118.919591]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000d r4:0000000d
 2375 22:11:35.664583  <0>[  118.927626] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2376 22:11:35.665094  <0>[  118.935475] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2377 22:11:35.665281  <0>[  118.940807] 3fa0:                   0000000d 0000000d 00000001 b6de0000 0000000d 00000000
 2378 22:11:35.665457  <0>[  118.949278] 3fc0: 0000000d 0000000d b6f27e00 00000004 00000001 00000000 00020000 be801ac4
 2379 22:11:35.665623  <0>[  118.957744] 3fe0: 00000004 be8017f8 b6e91d8f b6e187e6
 2380 22:11:35.665788  <0>[  118.963084] Code: bad PC value
 2381 22:11:35.667928  <4>[  118.966467] ---[ end trace a9b4031abb9513ce ]---
 2382 22:11:35.668173  # Segmentation fault
 2383 22:11:35.858011  # [  118.539415] lkdtm: Performing direct entry EXEC_VMALLOC
 2384 22:11:35.858644  # [  118.543532] lkdtm: attempting ok execution at c0c59258
 2385 22:11:35.858842  # [  118.549107] lkdtm: attempting bad execution at f0887000
 2386 22:11:35.859003  # [  118.554462] 8<--- cut here ---
 2387 22:11:35.859156  # [  118.557816] Unable to handle kernel paging request at virtual address f0887000
 2388 22:11:35.859307  # [  118.565274] pgd = 2bc5ec02
 2389 22:11:35.859457  # [  118.568322] [f0887000] *pgd=c2958811, *pte=f8fa665f, *ppte=f8fa645f
 2390 22:11:35.861464  # [  118.574789] Internal error: Oops: 8000000f [#6] SMP ARM
 2391 22:11:35.901534  # [  118.580249] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2392 22:11:35.944567  # [  118.619286] CPU: 0 PID: 1877 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2393 22:11:35.945087  # [  118.627309] Hardware name: STM32 (Device Tree Support)
 2394 22:11:35.945273  # [  118.632734] PC is at 0xf0887000
 2395 22:11:35.945432  # [  118.636140] LR is at execute_location+0xa4/0xb4
 2396 22:11:35.945584  # [  118.640933] pc : [<f0887000>]    lr : [<c13cb9b4>]    psr: 600e0013
 2397 22:11:35.945735  # [  118.647482] sp : c5bf3e30  ip : 00000027  fp : c5bf3e4c
 2398 22:11:35.945887  # [  118.652983] r10: 0000000d  r9 : c1ad5e28  r8 : c15ebd54
 2399 22:11:35.947901  # [  118.658486] r7 : c5bf3f60  r6 : 00000001  r5 : f0887000  r4 : c0c59258
 2400 22:11:35.987935  # [  118.665297] r3 : 2d610ac3  r2 : 2d610ac3  r1 : ef7955e4  r0 : 0000002b
 2401 22:11:35.988430  # [  118.672111] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2402 22:11:35.988617  # [  118.679532] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2403 22:11:35.988777  # [  118.685562] Process cat (pid: 1877, stack limit = 0x5321305c)
 2404 22:11:35.988929  # [  118.691582] Stack: (0xc5bf3e30 to 0xc5bf4000)
 2405 22:11:35.989079  # [  118.696216] 3e20:                                     f0887000 c4f25000 0000000d c5bf3f60
 2406 22:11:35.991419  # [  118.704689] 3e40: c5bf3e64 c5bf3e50 c0c592dc c13cb91c 00000022 c4f25000 c5bf3e74 c5bf3e68
 2407 22:11:36.031513  # [  118.713159] 3e60: c0c584e8 c0c592c0 c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c591a780
 2408 22:11:36.031768  # [  118.721631] 3e80: b6de0000 0000000d c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2409 22:11:36.031942  # [  118.730102] 3ea0: 00000000 c591a780 b6de0000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2410 22:11:36.032102  # [  118.738573] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c35664 c059c358 c5bf2000
 2411 22:11:36.034710  # [  118.747043] 3ee0: b6de0000 00020000 00000004 0000000d 0001fff3 c5bf3ee0 00000001 00000805
 2412 22:11:36.074796  # [  118.755512] 3f00: c59eedc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2413 22:11:36.075035  # [  118.763983] 3f20: 00000000 00000000 c5bf2000 2d610ac3 b6ddf000 c591a780 c591a780 c5bf2000
 2414 22:11:36.075211  # [  118.772453] 3f40: b6de0000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2415 22:11:36.075367  # [  118.780923] 3f60: 00000000 00000000 c5bf3fac 2d610ac3 0000000d 0000000d b6f27e00 00000004
 2416 22:11:36.078018  # [  118.789394] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2417 22:11:36.117838  # [  118.797864] 3fa0: c03000c0 c059c3dc 0000000d 0000000d 00000001 b6de0000 0000000d 00000000
 2418 22:11:36.118417  # [  118.806334] 3fc0: 0000000d 0000000d b6f27e00 00000004 00000001 00000000 00020000 be801ac4
 2419 22:11:36.118607  # [  118.814805] 3fe0: 00000004 be8017f8 b6e91d8f b6e187e6 800e0030 00000001 00000000 00000000
 2420 22:11:36.118779  # [  118.823266] Backtrace: 
 2421 22:11:36.118942  # [  118.825992] [<c13cb910>] (execute_location) from [<c0c592dc>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2422 22:11:36.121310  # [  118.834717]  r7:c5bf3f60 r6:0000000d r5:c4f25000 r4:f0887000
 2423 22:11:36.161109  # [  118.840656] [<c0c592b4>] (lkdtm_EXEC_VMALLOC) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2424 22:11:36.161605  # [  118.849294]  r5:c4f25000 r4:00000022
 2425 22:11:36.161791  # [  118.853143] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2426 22:11:36.161955  # [  118.861442] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2427 22:11:36.162139  # [  118.869646]  r9:c5bf3f60 r8:c3ab7600 r7:0000000d r6:b6de0000 r5:c591a780 r4:c0c588c8
 2428 22:11:36.164511  # [  118.877685] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2429 22:11:36.204454  # [  118.885800]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6de0000 r5:c591a780 r4:00000000
 2430 22:11:36.204955  # [  118.893834] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2431 22:11:36.205144  # [  118.901254]  r10:00000004 r9:00000000 r8:00000000 r7:b6de0000 r6:c5bf2000 r5:c591a780
 2432 22:11:36.205313  # [  118.909366]  r4:c591a780
 2433 22:11:36.205465  # [  118.912170] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2434 22:11:36.205617  # [  118.919591]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6f27e00 r5:0000000d r4:0000000d
 2435 22:11:36.247690  # [  118.927626] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2436 22:11:36.248237  # [  118.935475] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2437 22:11:36.248425  # [  118.940807] 3fa0:                   0000000d 0000000d 00000001 b6de0000 0000000d 00000000
 2438 22:11:36.248598  # [  118.949278] 3fc0: 0000000d 0000000d b6f27e00 00000004 00000001 00000000 00020000 be801ac4
 2439 22:11:36.248761  # [  118.957744] 3fe0: 00000004 be8017f8 b6e91d8f b6e187e6
 2440 22:11:36.248912  # [  118.963084] Code: bad PC value
 2441 22:11:36.249065  # [  118.966467] ---[ end trace a9b4031abb9513ce ]---
 2442 22:11:36.251161  # EXEC_VMALLOC: missing 'call trace:': [FAIL]
 2443 22:11:36.268559  not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1
 2444 22:11:36.271868  # selftests: lkdtm: EXEC_RODATA.sh
 2445 22:11:36.455732  <6>[  119.732876] lkdtm: Performing direct entry EXEC_RODATA
 2446 22:11:36.456345  <6>[  119.737004] lkdtm: attempting ok execution at c0c59258
 2447 22:11:36.456539  <6>[  119.742274] lkdtm: attempting bad execution at c15ebff0
 2448 22:11:36.456662  <1>[  119.747917] 8<--- cut here ---
 2449 22:11:36.456715  <1>[  119.751096] Unable to handle kernel paging request at virtual address c15ebff0
 2450 22:11:36.456767  <1>[  119.758607] pgd = 2bc5ec02
 2451 22:11:36.456819  <1>[  119.761566] [c15ebff0] *pgd=c141941e(bad)
 2452 22:11:36.456870  <0>[  119.765854] Internal error: Oops: 8000000d [#7] SMP ARM
 2453 22:11:36.499542  <4>[  119.771349] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2454 22:11:36.502721  <4>[  119.810385] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2455 22:11:36.542545  <4>[  119.818407] Hardware name: STM32 (Device Tree Support)
 2456 22:11:36.543094  <4>[  119.823836] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2457 22:11:36.543282  <4>[  119.829154] LR is at execute_location+0xa4/0xb4
 2458 22:11:36.543452  <4>[  119.833950] pc : [<c15ebff0>]    lr : [<c13cb9b4>]    psr: 600e0013
 2459 22:11:36.543617  <4>[  119.840498] sp : c5aebe38  ip : c5aebd40  fp : c5aebe54
 2460 22:11:36.543780  <4>[  119.846000] r10: 0000000c  r9 : c1ad5e38  r8 : c15ebd54
 2461 22:11:36.545992  <4>[  119.851502] r7 : c5aebf60  r6 : 00000000  r5 : c15ebff0  r4 : c0c59258
 2462 22:11:36.585716  <4>[  119.858313] r3 : 23d29d05  r2 : 23d29d05  r1 : ef7955e0  r0 : 0000002b
 2463 22:11:36.586217  <4>[  119.865125] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2464 22:11:36.586407  <4>[  119.872546] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2465 22:11:36.586577  <0>[  119.878574] Process cat (pid: 1955, stack limit = 0x78b2832b)
 2466 22:11:36.586740  <0>[  119.884596] Stack: (0xc5aebe38 to 0xc5aec000)
 2467 22:11:36.586901  <0>[  119.889227] be20:                                                       00000023 c4f25000
 2468 22:11:36.629185  <0>[  119.897701] be40: 0000000c c5aebf60 c5aebe64 c5aebe58 c13cbb9c c13cb91c c5aebe74 c5aebe68
 2469 22:11:36.629702  <0>[  119.906171] be60: c0c584e8 c13cbb84 c5aebe9c c5aebe78 c0c589e8 c0c584c8 c0c588c8 c59718c0
 2470 22:11:36.629890  <0>[  119.914641] be80: b6e8d000 0000000c c3ab7600 c5aebf60 c5aebec4 c5aebea0 c07e211c c0c588d4
 2471 22:11:36.630007  <0>[  119.923110] bea0: 00000000 c59718c0 b6e8d000 c290d000 c5aebf60 c07e20b8 c5aebf5c c5aebec8
 2472 22:11:36.630075  <0>[  119.931580] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5aea000
 2473 22:11:36.632565  <0>[  119.940050] bee0: b6e8d000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e8c000
 2474 22:11:36.673127  <0>[  119.948518] bf00: c58908c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2475 22:11:36.673361  <0>[  119.956988] bf20: 00000000 00000000 c13e0f18 23d29d05 c206c0e0 c59718c0 c59718c0 c5aea000
 2476 22:11:36.673544  <0>[  119.965457] bf40: b6e8d000 00000000 00000000 00000004 c5aebf94 c5aebf60 c059c358 c059bcac
 2477 22:11:36.673708  <0>[  119.973926] bf60: 00000000 00000000 c5aebfac 23d29d05 0000000c 0000000c b6fd4e00 00000004
 2478 22:11:36.675795  <0>[  119.982395] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c059c3e8 c059c2f0 00000000 c5aebfa8
 2479 22:11:36.716068  <0>[  119.990864] bfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6e8d000 0000000c 00000000
 2480 22:11:36.716306  <0>[  119.999333] bfc0: 0000000c 0000000c b6fd4e00 00000004 00000001 00000000 00020000 bebc7ac4
 2481 22:11:36.716492  <0>[  120.007802] bfe0: 00000004 bebc77f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000
 2482 22:11:36.716660  <0>[  120.016261] Backtrace: 
 2483 22:11:36.716822  <0>[  120.018984] [<c13cb910>] (execute_location) from [<c13cbb9c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2484 22:11:36.719311  <0>[  120.027624]  r7:c5aebf60 r6:0000000c r5:c4f25000 r4:00000023
 2485 22:11:36.759337  <0>[  120.033564] [<c13cbb78>] (lkdtm_EXEC_RODATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2486 22:11:36.759571  <0>[  120.042118] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2487 22:11:36.759755  <0>[  120.050418] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2488 22:11:36.759923  <0>[  120.058621]  r9:c5aebf60 r8:c3ab7600 r7:0000000c r6:b6e8d000 r5:c59718c0 r4:c0c588c8
 2489 22:11:36.760078  <0>[  120.066658] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2490 22:11:36.802427  <0>[  120.074773]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e8d000 r5:c59718c0 r4:00000000
 2491 22:11:36.802932  <0>[  120.082808] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2492 22:11:36.803119  <0>[  120.090229]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5aea000 r5:c59718c0
 2493 22:11:36.803290  <0>[  120.098341]  r4:c59718c0
 2494 22:11:36.803453  <0>[  120.101146] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2495 22:11:36.803605  <0>[  120.108567]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000000c r4:0000000c
 2496 22:11:36.855582  <0>[  120.116602] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2497 22:11:36.856122  <0>[  120.124450] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 2498 22:11:36.856317  <0>[  120.129783] bfa0:                   0000000c 0000000c 00000001 b6e8d000 0000000c 00000000
 2499 22:11:36.856484  <0>[  120.138257] bfc0: 0000000c 0000000c b6fd4e00 00000004 00000001 00000000 00020000 bebc7ac4
 2500 22:11:36.856650  <0>[  120.146724] bfe0: 00000004 bebc77f8 b6f3ed8f b6ec57e6
 2501 22:11:36.856803  <0>[  120.152056] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2502 22:11:36.859035  <4>[  120.158434] ---[ end trace a9b4031abb9513cf ]---
 2503 22:11:36.859277  # Segmentation fault
 2504 22:11:37.019217  # [  119.732876] lkdtm: Performing direct entry EXEC_RODATA
 2505 22:11:37.019809  # [  119.737004] lkdtm: attempting ok execution at c0c59258
 2506 22:11:37.020001  # [  119.742274] lkdtm: attempting bad execution at c15ebff0
 2507 22:11:37.020172  # [  119.747917] 8<--- cut here ---
 2508 22:11:37.020335  # [  119.751096] Unable to handle kernel paging request at virtual address c15ebff0
 2509 22:11:37.020488  # [  119.758607] pgd = 2bc5ec02
 2510 22:11:37.020638  # [  119.761566] [c15ebff0] *pgd=c141941e(bad)
 2511 22:11:37.022656  # [  119.765854] Internal error: Oops: 8000000d [#7] SMP ARM
 2512 22:11:37.062749  # [  119.771349] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2513 22:11:37.066294  # [  119.810385] CPU: 0 PID: 1955 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2514 22:11:37.105824  # [  119.818407] Hardware name: STM32 (Device Tree Support)
 2515 22:11:37.106354  # [  119.823836] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2516 22:11:37.106544  # [  119.829154] LR is at execute_location+0xa4/0xb4
 2517 22:11:37.106714  # [  119.833950] pc : [<c15ebff0>]    lr : [<c13cb9b4>]    psr: 600e0013
 2518 22:11:37.106877  # [  119.840498] sp : c5aebe38  ip : c5aebd40  fp : c5aebe54
 2519 22:11:37.107031  # [  119.846000] r10: 0000000c  r9 : c1ad5e38  r8 : c15ebd54
 2520 22:11:37.107182  # [  119.851502] r7 : c5aebf60  r6 : 00000000  r5 : c15ebff0  r4 : c0c59258
 2521 22:11:37.149088  # [  119.858313] r3 : 23d29d05  r2 : 23d29d05  r1 : ef7955e0  r0 : 0000002b
 2522 22:11:37.149659  # [  119.865125] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2523 22:11:37.149851  # [  119.872546] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2524 22:11:37.150023  # [  119.878574] Process cat (pid: 1955, stack limit = 0x78b2832b)
 2525 22:11:37.150201  # [  119.884596] Stack: (0xc5aebe38 to 0xc5aec000)
 2526 22:11:37.150356  # [  119.889227] be20:                                                       00000023 c4f25000
 2527 22:11:37.152751  # [  119.897701] be40: 0000000c c5aebf60 c5aebe64 c5aebe58 c13cbb9c c13cb91c c5aebe74 c5aebe68
 2528 22:11:37.192714  # [  119.906171] be60: c0c584e8 c13cbb84 c5aebe9c c5aebe78 c0c589e8 c0c584c8 c0c588c8 c59718c0
 2529 22:11:37.192956  # [  119.914641] be80: b6e8d000 0000000c c3ab7600 c5aebf60 c5aebec4 c5aebea0 c07e211c c0c588d4
 2530 22:11:37.193132  # [  119.923110] bea0: 00000000 c59718c0 b6e8d000 c290d000 c5aebf60 c07e20b8 c5aebf5c c5aebec8
 2531 22:11:37.193294  # [  119.931580] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5aea000
 2532 22:11:37.195809  # [  119.940050] bee0: b6e8d000 00020000 00000004 0000000c 0001fff4 c5aebee0 00000001 b6e8c000
 2533 22:11:37.235889  # [  119.948518] bf00: c58908c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2534 22:11:37.236210  # [  119.956988] bf20: 00000000 00000000 c13e0f18 23d29d05 c206c0e0 c59718c0 c59718c0 c5aea000
 2535 22:11:37.236393  # [  119.965457] bf40: b6e8d000 00000000 00000000 00000004 c5aebf94 c5aebf60 c059c358 c059bcac
 2536 22:11:37.236557  # [  119.973926] bf60: 00000000 00000000 c5aebfac 23d29d05 0000000c 0000000c b6fd4e00 00000004
 2537 22:11:37.239056  # [  119.982395] bf80: c03002e4 c5aea000 c5aebfa4 c5aebf98 c059c3e8 c059c2f0 00000000 c5aebfa8
 2538 22:11:37.278863  # [  119.990864] bfa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6e8d000 0000000c 00000000
 2539 22:11:37.279391  # [  119.999333] bfc0: 0000000c 0000000c b6fd4e00 00000004 00000001 00000000 00020000 bebc7ac4
 2540 22:11:37.279534  # [  120.007802] bfe0: 00000004 bebc77f8 b6f3ed8f b6ec57e6 800e0030 00000001 00000000 00000000
 2541 22:11:37.279650  # [  120.016261] Backtrace: 
 2542 22:11:37.279760  # [  120.018984] [<c13cb910>] (execute_location) from [<c13cbb9c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2543 22:11:37.279869  # [  120.027624]  r7:c5aebf60 r6:0000000c r5:c4f25000 r4:00000023
 2544 22:11:37.322329  # [  120.033564] [<c13cbb78>] (lkdtm_EXEC_RODATA) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2545 22:11:37.322813  # [  120.042118] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2546 22:11:37.322967  # [  120.050418] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2547 22:11:37.323117  # [  120.058621]  r9:c5aebf60 r8:c3ab7600 r7:0000000c r6:b6e8d000 r5:c59718c0 r4:c0c588c8
 2548 22:11:37.323240  # [  120.066658] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2549 22:11:37.365607  # [  120.074773]  r9:c07e20b8 r8:c5aebf60 r7:c290d000 r6:b6e8d000 r5:c59718c0 r4:00000000
 2550 22:11:37.366121  # [  120.082808] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2551 22:11:37.366273  # [  120.090229]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8d000 r6:c5aea000 r5:c59718c0
 2552 22:11:37.366398  # [  120.098341]  r4:c59718c0
 2553 22:11:37.366523  # [  120.101146] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2554 22:11:37.366637  # [  120.108567]  r9:c5aea000 r8:c03002e4 r7:00000004 r6:b6fd4e00 r5:0000000c r4:0000000c
 2555 22:11:37.369088  # [  120.116602] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2556 22:11:37.409103  # [  120.124450] Exception stack(0xc5aebfa8 to 0xc5aebff0)
 2557 22:11:37.409398  # [  120.129783] bfa0:                   0000000c 0000000c 00000001 b6e8d000 0000000c 00000000
 2558 22:11:37.409532  # [  120.138257] bfc0: 0000000c 0000000c b6fd4e00 00000004 00000001 00000000 00020000 bebc7ac4
 2559 22:11:37.409646  # [  120.146724] bfe0: 00000004 bebc77f8 b6f3ed8f b6ec57e6
 2560 22:11:37.409754  # [  120.152056] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2561 22:11:37.409869  # [  120.158434] ---[ end trace a9b4031abb9513cf ]---
 2562 22:11:37.412102  # EXEC_RODATA: missing 'call trace:': [FAIL]
 2563 22:11:37.429288  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1
 2564 22:11:37.432481  # selftests: lkdtm: EXEC_USERSPACE.sh
 2565 22:11:37.666450  <6>[  120.944190] lkdtm: Performing direct entry EXEC_USERSPACE
 2566 22:11:37.666710  <6>[  120.948631] lkdtm: attempting ok execution at c0c59258
 2567 22:11:37.666837  <6>[  120.953947] lkdtm: attempting bad execution at b6fef000
 2568 22:11:37.666955  <1>[  120.959575] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fef000
 2569 22:11:37.667082  <0>[  120.966790] Internal error: : b [#8] SMP ARM
 2570 22:11:37.709697  <4>[  120.971320] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2571 22:11:37.709917  <4>[  121.010358] CPU: 1 PID: 2032 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2572 22:11:37.710066  <4>[  121.018383] Hardware name: STM32 (Device Tree Support)
 2573 22:11:37.712931  <4>[  121.023809] PC is at 0xb6fef000
 2574 22:11:37.752753  <4>[  121.027215] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2575 22:11:37.753197  <4>[  121.032358] pc : [<b6fef000>]    lr : [<c0c593ac>]    psr: 600e0013
 2576 22:11:37.753336  <4>[  121.038907] sp : c6991e48  ip : c6991d50  fp : c6991e64
 2577 22:11:37.753451  <4>[  121.044409] r10: 0000000f  r9 : c1ad5e44  r8 : c15ebd54
 2578 22:11:37.753562  <4>[  121.049912] r7 : c6991f60  r6 : 0000000f  r5 : c5fa7000  r4 : b6fef000
 2579 22:11:37.753671  <4>[  121.056724] r3 : 959dd7cb  r2 : 959dd7cb  r1 : ef7aa5e0  r0 : 0000002b
 2580 22:11:37.756121  <4>[  121.063537] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2581 22:11:37.796133  <4>[  121.070959] Control: 10c5387d  Table: c5e9806a  DAC: 00000051
 2582 22:11:37.796616  <0>[  121.076989] Process cat (pid: 2032, stack limit = 0x67597519)
 2583 22:11:37.796769  <0>[  121.083011] Stack: (0xc6991e48 to 0xc6992000)
 2584 22:11:37.796894  <0>[  121.087646] 1e40:                   00000001 00000000 0000000f 00000024 c6991e74 c6991e68
 2585 22:11:37.797013  <0>[  121.096117] 1e60: c0c584e8 c0c592f4 c6991e9c c6991e78 c0c589e8 c0c584c8 c0c588c8 c5b30780
 2586 22:11:37.799451  <0>[  121.104588] 1e80: b6ea9000 0000000f c3ab7600 c6991f60 c6991ec4 c6991ea0 c07e211c c0c588d4
 2587 22:11:37.839452  <0>[  121.113059] 1ea0: 00000000 c5b30780 b6ea9000 c290d000 c6991f60 c07e20b8 c6991f5c c6991ec8
 2588 22:11:37.839915  <0>[  121.121531] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6990000
 2589 22:11:37.840055  <0>[  121.130001] 1ee0: b6ea9000 00020000 00000004 0000000f 0001fff1 c6991ee0 00000001 b6ea8000
 2590 22:11:37.840177  <0>[  121.138471] 1f00: c5b308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2591 22:11:37.842899  <0>[  121.146943] 1f20: 00000000 00000000 c13e0f18 959dd7cb c206c0e0 c5b30780 c5b30780 c6990000
 2592 22:11:37.882806  <0>[  121.155414] 1f40: b6ea9000 00000000 00000000 00000004 c6991f94 c6991f60 c059c358 c059bcac
 2593 22:11:37.883322  <0>[  121.163884] 1f60: 00000000 00000000 c6991fac 959dd7cb 0000000f 0000000f b6ff0e00 00000004
 2594 22:11:37.883473  <0>[  121.172357] 1f80: c03002e4 c6990000 c6991fa4 c6991f98 c059c3e8 c059c2f0 00000000 c6991fa8
 2595 22:11:37.883587  <0>[  121.180827] 1fa0: c03000c0 c059c3dc 0000000f 0000000f 00000001 b6ea9000 0000000f 00000000
 2596 22:11:37.883697  <0>[  121.189297] 1fc0: 0000000f 0000000f b6ff0e00 00000004 00000001 00000000 00020000 be92cac4
 2597 22:11:37.926193  <0>[  121.197767] 1fe0: 00000004 be92c7f8 b6f5ad8f b6ee17e6 800e0030 00000001 00000000 00000000
 2598 22:11:37.926679  <0>[  121.206227] Backtrace: 
 2599 22:11:37.926828  <0>[  121.208951] [<c0c592e8>] (lkdtm_EXEC_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2600 22:11:37.926955  <0>[  121.217760]  r4:00000024
 2601 22:11:37.927082  <0>[  121.220560] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2602 22:11:37.927197  <0>[  121.228862] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2603 22:11:37.929529  <0>[  121.237066]  r9:c6991f60 r8:c3ab7600 r7:0000000f r6:b6ea9000 r5:c5b30780 r4:c0c588c8
 2604 22:11:37.969620  <0>[  121.245105] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2605 22:11:37.969876  <0>[  121.253223]  r9:c07e20b8 r8:c6991f60 r7:c290d000 r6:b6ea9000 r5:c5b30780 r4:00000000
 2606 22:11:37.970006  <0>[  121.261259] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2607 22:11:37.970146  <0>[  121.268681]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c6990000 r5:c5b30780
 2608 22:11:37.970266  <0>[  121.276793]  r4:c5b30780
 2609 22:11:37.972795  <0>[  121.279598] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2610 22:11:38.013435  <0>[  121.287020]  r9:c6990000 r8:c03002e4 r7:00000004 r6:b6ff0e00 r5:0000000f r4:0000000f
 2611 22:11:38.013648  <0>[  121.295055] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2612 22:11:38.013794  <0>[  121.302903] Exception stack(0xc6991fa8 to 0xc6991ff0)
 2613 22:11:38.013911  <0>[  121.308235] 1fa0:                   0000000f 0000000f 00000001 b6ea9000 0000000f 00000000
 2614 22:11:38.014021  <0>[  121.316708] 1fc0: 0000000f 0000000f b6ff0e00 00000004 00000001 00000000 00020000 be92cac4
 2615 22:11:38.016129  <0>[  121.325172] 1fe0: 00000004 be92c7f8 b6f5ad8f b6ee17e6
 2616 22:11:38.033530  <0>[  121.330512] Code: bad PC value
 2617 22:11:38.036862  <4>[  121.333822] ---[ end trace a9b4031abb9513d0 ]---
 2618 22:11:38.037080  # Segmentation fault
 2619 22:11:38.224160  # [  120.944190] lkdtm: Performing direct entry EXEC_USERSPACE
 2620 22:11:38.224687  # [  120.948631] lkdtm: attempting ok execution at c0c59258
 2621 22:11:38.224826  # [  120.953947] lkdtm: attempting bad execution at b6fef000
 2622 22:11:38.224940  # [  120.959575] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6fef000
 2623 22:11:38.225053  # [  120.966790] Internal error: : b [#8] SMP ARM
 2624 22:11:38.267855  # [  120.971320] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2625 22:11:38.268138  # [  121.010358] CPU: 1 PID: 2032 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2626 22:11:38.268277  # [  121.018383] Hardware name: STM32 (Device Tree Support)
 2627 22:11:38.271005  # [  121.023809] PC is at 0xb6fef000
 2628 22:11:38.310849  # [  121.027215] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2629 22:11:38.311348  # [  121.032358] pc : [<b6fef000>]    lr : [<c0c593ac>]    psr: 600e0013
 2630 22:11:38.311498  # [  121.038907] sp : c6991e48  ip : c6991d50  fp : c6991e64
 2631 22:11:38.311627  # [  121.044409] r10: 0000000f  r9 : c1ad5e44  r8 : c15ebd54
 2632 22:11:38.311748  # [  121.049912] r7 : c6991f60  r6 : 0000000f  r5 : c5fa7000  r4 : b6fef000
 2633 22:11:38.311866  # [  121.056724] r3 : 959dd7cb  r2 : 959dd7cb  r1 : ef7aa5e0  r0 : 0000002b
 2634 22:11:38.314276  # [  121.063537] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2635 22:11:38.354424  # [  121.070959] Control: 10c5387d  Table: c5e9806a  DAC: 00000051
 2636 22:11:38.354927  # [  121.076989] Process cat (pid: 2032, stack limit = 0x67597519)
 2637 22:11:38.355065  # [  121.083011] Stack: (0xc6991e48 to 0xc6992000)
 2638 22:11:38.355177  # [  121.087646] 1e40:                   00000001 00000000 0000000f 00000024 c6991e74 c6991e68
 2639 22:11:38.355291  # [  121.096117] 1e60: c0c584e8 c0c592f4 c6991e9c c6991e78 c0c589e8 c0c584c8 c0c588c8 c5b30780
 2640 22:11:38.355402  # [  121.104588] 1e80: b6ea9000 0000000f c3ab7600 c6991f60 c6991ec4 c6991ea0 c07e211c c0c588d4
 2641 22:11:38.397470  # [  121.113059] 1ea0: 00000000 c5b30780 b6ea9000 c290d000 c6991f60 c07e20b8 c6991f5c c6991ec8
 2642 22:11:38.397936  # [  121.121531] 1ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c6990000
 2643 22:11:38.398103  # [  121.130001] 1ee0: b6ea9000 00020000 00000004 0000000f 0001fff1 c6991ee0 00000001 b6ea8000
 2644 22:11:38.398239  # [  121.138471] 1f00: c5b308c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2645 22:11:38.398354  # [  121.146943] 1f20: 00000000 00000000 c13e0f18 959dd7cb c206c0e0 c5b30780 c5b30780 c6990000
 2646 22:11:38.441031  # [  121.155414] 1f40: b6ea9000 00000000 00000000 00000004 c6991f94 c6991f60 c059c358 c059bcac
 2647 22:11:38.441501  # [  121.163884] 1f60: 00000000 00000000 c6991fac 959dd7cb 0000000f 0000000f b6ff0e00 00000004
 2648 22:11:38.441646  # [  121.172357] 1f80: c03002e4 c6990000 c6991fa4 c6991f98 c059c3e8 c059c2f0 00000000 c6991fa8
 2649 22:11:38.441761  # [  121.180827] 1fa0: c03000c0 c059c3dc 0000000f 0000000f 00000001 b6ea9000 0000000f 00000000
 2650 22:11:38.441871  # [  121.189297] 1fc0: 0000000f 0000000f b6ff0e00 00000004 00000001 00000000 00020000 be92cac4
 2651 22:11:38.484115  # [  121.197767] 1fe0: 00000004 be92c7f8 b6f5ad8f b6ee17e6 800e0030 00000001 00000000 00000000
 2652 22:11:38.484367  # [  121.206227] Backtrace: 
 2653 22:11:38.484755  # [  121.208951] [<c0c592e8>] (lkdtm_EXEC_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2654 22:11:38.484896  # [  121.217760]  r4:00000024
 2655 22:11:38.485013  # [  121.220560] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2656 22:11:38.485123  # [  121.228862] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2657 22:11:38.485235  # [  121.237066]  r9:c6991f60 r8:c3ab7600 r7:0000000f r6:b6ea9000 r5:c5b30780 r4:c0c588c8
 2658 22:11:38.527432  # [  121.245105] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2659 22:11:38.527903  # [  121.253223]  r9:c07e20b8 r8:c6991f60 r7:c290d000 r6:b6ea9000 r5:c5b30780 r4:00000000
 2660 22:11:38.528047  # [  121.261259] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2661 22:11:38.528162  # [  121.268681]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea9000 r6:c6990000 r5:c5b30780
 2662 22:11:38.528272  # [  121.276793]  r4:c5b30780
 2663 22:11:38.528379  # [  121.279598] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2664 22:11:38.570777  # [  121.287020]  r9:c6990000 r8:c03002e4 r7:00000004 r6:b6ff0e00 r5:0000000f r4:0000000f
 2665 22:11:38.571258  # [  121.295055] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2666 22:11:38.571409  # [  121.302903] Exception stack(0xc6991fa8 to 0xc6991ff0)
 2667 22:11:38.571531  # [  121.308235] 1fa0:                   0000000f 0000000f 00000001 b6ea9000 0000000f 00000000
 2668 22:11:38.571643  # [  121.316708] 1fc0: 0000000f 0000000f b6ff0e00 00000004 00000001 00000000 00020000 be92cac4
 2669 22:11:38.571758  # [  121.325172] 1fe0: 00000004 be92c7f8 b6f5ad8f b6ee17e6
 2670 22:11:38.574215  # [  121.330512] Code: bad PC value
 2671 22:11:38.597368  # [  121.333822] ---[ end trace a9b4031abb9513d0 ]---
 2672 22:11:38.597828  # EXEC_USERSPACE: missing 'call trace:': [FAIL]
 2673 22:11:38.597973  not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1
 2674 22:11:38.600730  # selftests: lkdtm: EXEC_NULL.sh
 2675 22:11:38.881091  <6>[  122.157963] lkdtm: Performing direct entry EXEC_NULL
 2676 22:11:38.881351  <6>[  122.161783] lkdtm: attempting ok execution at c0c59258
 2677 22:11:38.881492  <6>[  122.167353] lkdtm: attempting bad execution at 00000000
 2678 22:11:38.881605  <1>[  122.172706] 8<--- cut here ---
 2679 22:11:38.881715  <1>[  122.176083] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2680 22:11:38.881826  <1>[  122.184440] pgd = 4905ac84
 2681 22:11:38.881934  <1>[  122.187436] [00000000] *pgd=00000000
 2682 22:11:38.884207  <0>[  122.191222] Internal error: Oops: 80000005 [#9] SMP ARM
 2683 22:11:38.924331  <4>[  122.196702] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2684 22:11:38.927418  <4>[  122.235735] CPU: 0 PID: 2104 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2685 22:11:38.967888  <4>[  122.243758] Hardware name: STM32 (Device Tree Support)
 2686 22:11:38.968376  <4>[  122.249183] PC is at 0x0
 2687 22:11:38.968535  <4>[  122.251977] LR is at execute_location+0xa4/0xb4
 2688 22:11:38.968667  <4>[  122.256769] pc : [<00000000>]    lr : [<c13cb9b4>]    psr: 600e0013
 2689 22:11:38.968784  <4>[  122.263317] sp : c5bf3e38  ip : 00000027  fp : c5bf3e54
 2690 22:11:38.968895  <4>[  122.268818] r10: 0000000a  r9 : c1ad5e54  r8 : c15ebd54
 2691 22:11:38.969007  <4>[  122.274319] r7 : c5bf3f60  r6 : 00000000  r5 : 00000000  r4 : c0c59258
 2692 22:11:39.010762  <4>[  122.281130] r3 : d4536822  r2 : d4536822  r1 : ef7955e4  r0 : 0000002b
 2693 22:11:39.011239  <4>[  122.287941] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2694 22:11:39.011391  <4>[  122.295361] Control: 10c5387d  Table: c684006a  DAC: 00000051
 2695 22:11:39.011509  <0>[  122.301388] Process cat (pid: 2104, stack limit = 0x5321305c)
 2696 22:11:39.011619  <0>[  122.307408] Stack: (0xc5bf3e38 to 0xc5bf4000)
 2697 22:11:39.011728  <0>[  122.312039] 3e20:                                                       00000025 c5b16000
 2698 22:11:39.014226  <0>[  122.320512] 3e40: 0000000a c5bf3f60 c5bf3e64 c5bf3e58 c13cbbc0 c13cb91c c5bf3e74 c5bf3e68
 2699 22:11:39.054267  <0>[  122.328982] 3e60: c0c584e8 c13cbbac c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c5b30280
 2700 22:11:39.054483  <0>[  122.337450] 3e80: b6e6d000 0000000a c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2701 22:11:39.054613  <0>[  122.345919] 3ea0: 00000000 c5b30280 b6e6d000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2702 22:11:39.054731  <0>[  122.354388] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5bf2000
 2703 22:11:39.058146  <0>[  122.362856] 3ee0: b6e6d000 00020000 00000004 0000000a 0001fff6 c5bf3ee0 00000001 b6e6c000
 2704 22:11:39.097565  <0>[  122.371324] 3f00: c5b30780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2705 22:11:39.097794  <0>[  122.379795] 3f20: 00000000 00000000 c13e0f18 d4536822 c206c0e0 c5b30280 c5b30280 c5bf2000
 2706 22:11:39.097929  <0>[  122.388263] 3f40: b6e6d000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2707 22:11:39.098064  <0>[  122.396732] 3f60: 00000000 00000000 c5bf3fac d4536822 0000000a 0000000a b6fb4e00 00000004
 2708 22:11:39.100636  <0>[  122.405201] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2709 22:11:39.140906  <0>[  122.413669] 3fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e6d000 0000000a 00000000
 2710 22:11:39.141148  <0>[  122.422137] 3fc0: 0000000a 0000000a b6fb4e00 00000004 00000001 00000000 00020000 be94aac4
 2711 22:11:39.141277  <0>[  122.430606] 3fe0: 00000004 be94a7f8 b6f1ed8f b6ea57e6 800e0030 00000001 00000000 00000000
 2712 22:11:39.141391  <0>[  122.439065] Backtrace: 
 2713 22:11:39.141498  <0>[  122.441788] [<c13cb910>] (execute_location) from [<c13cbbc0>] (lkdtm_EXEC_NULL+0x20/0x24)
 2714 22:11:39.141605  <0>[  122.450249]  r7:c5bf3f60 r6:0000000a r5:c5b16000 r4:00000025
 2715 22:11:39.184379  <0>[  122.456191] [<c13cbba0>] (lkdtm_EXEC_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2716 22:11:39.184846  <0>[  122.464569] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2717 22:11:39.184998  <0>[  122.472867] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2718 22:11:39.185115  <0>[  122.481069]  r9:c5bf3f60 r8:c3ab7600 r7:0000000a r6:b6e6d000 r5:c5b30280 r4:c0c588c8
 2719 22:11:39.185227  <0>[  122.489105] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2720 22:11:39.227311  <0>[  122.497219]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6e6d000 r5:c5b30280 r4:00000000
 2721 22:11:39.227779  <0>[  122.505253] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2722 22:11:39.227933  <0>[  122.512673]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6d000 r6:c5bf2000 r5:c5b30280
 2723 22:11:39.228052  <0>[  122.520783]  r4:c5b30280
 2724 22:11:39.228162  <0>[  122.523587] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2725 22:11:39.228271  <0>[  122.531007]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6fb4e00 r5:0000000a r4:0000000a
 2726 22:11:39.230754  <0>[  122.539043] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2727 22:11:39.275554  <0>[  122.546891] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2728 22:11:39.276016  <0>[  122.552222] 3fa0:                   0000000a 0000000a 00000001 b6e6d000 0000000a 00000000
 2729 22:11:39.276157  <0>[  122.560693] 3fc0: 0000000a 0000000a b6fb4e00 00000004 00000001 00000000 00020000 be94aac4
 2730 22:11:39.276274  <0>[  122.569160] 3fe0: 00000004 be94a7f8 b6f1ed8f b6ea57e6
 2731 22:11:39.276383  <0>[  122.574498] Code: bad PC value
 2732 22:11:39.278768  <4>[  122.577881] ---[ end trace a9b4031abb9513d1 ]---
 2733 22:11:39.278952  # Segmentation fault
 2734 22:11:39.498129  # [  122.157963] lkdtm: Performing direct entry EXEC_NULL
 2735 22:11:39.498650  # [  122.161783] lkdtm: attempting ok execution at c0c59258
 2736 22:11:39.498790  # [  122.167353] lkdtm: attempting bad execution at 00000000
 2737 22:11:39.498911  # [  122.172706] 8<--- cut here ---
 2738 22:11:39.499026  # [  122.176083] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2739 22:11:39.499137  # [  122.184440] pgd = 4905ac84
 2740 22:11:39.499248  # [  122.187436] [00000000] *pgd=00000000
 2741 22:11:39.501568  # [  122.191222] Internal error: Oops: 80000005 [#9] SMP ARM
 2742 22:11:39.541745  # [  122.196702] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2743 22:11:39.545067  # [  122.235735] CPU: 0 PID: 2104 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2744 22:11:39.585208  # [  122.243758] Hardware name: STM32 (Device Tree Support)
 2745 22:11:39.585719  # [  122.249183] PC is at 0x0
 2746 22:11:39.585859  # [  122.251977] LR is at execute_location+0xa4/0xb4
 2747 22:11:39.585973  # [  122.256769] pc : [<00000000>]    lr : [<c13cb9b4>]    psr: 600e0013
 2748 22:11:39.586100  # [  122.263317] sp : c5bf3e38  ip : 00000027  fp : c5bf3e54
 2749 22:11:39.586209  # [  122.268818] r10: 0000000a  r9 : c1ad5e54  r8 : c15ebd54
 2750 22:11:39.586315  # [  122.274319] r7 : c5bf3f60  r6 : 00000000  r5 : 00000000  r4 : c0c59258
 2751 22:11:39.588043  # [  122.281130] r3 : d4536822  r2 : d4536822  r1 : ef7955e4  r0 : 0000002b
 2752 22:11:39.628234  # [  122.287941] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2753 22:11:39.628461  # [  122.295361] Control: 10c5387d  Table: c684006a  DAC: 00000051
 2754 22:11:39.628588  # [  122.301388] Process cat (pid: 2104, stack limit = 0x5321305c)
 2755 22:11:39.628703  # [  122.307408] Stack: (0xc5bf3e38 to 0xc5bf4000)
 2756 22:11:39.628813  # [  122.312039] 3e20:                                                       00000025 c5b16000
 2757 22:11:39.631463  # [  122.320512] 3e40: 0000000a c5bf3f60 c5bf3e64 c5bf3e58 c13cbbc0 c13cb91c c5bf3e74 c5bf3e68
 2758 22:11:39.671324  # [  122.328982] 3e60: c0c584e8 c13cbbac c5bf3e9c c5bf3e78 c0c589e8 c0c584c8 c0c588c8 c5b30280
 2759 22:11:39.671777  # [  122.337450] 3e80: b6e6d000 0000000a c3ab7600 c5bf3f60 c5bf3ec4 c5bf3ea0 c07e211c c0c588d4
 2760 22:11:39.671917  # [  122.345919] 3ea0: 00000000 c5b30280 b6e6d000 c290d000 c5bf3f60 c07e20b8 c5bf3f5c c5bf3ec8
 2761 22:11:39.672032  # [  122.354388] 3ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5bf2000
 2762 22:11:39.672141  # [  122.362856] 3ee0: b6e6d000 00020000 00000004 0000000a 0001fff6 c5bf3ee0 00000001 b6e6c000
 2763 22:11:39.714610  # [  122.371324] 3f00: c5b30780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2764 22:11:39.715082  # [  122.379795] 3f20: 00000000 00000000 c13e0f18 d4536822 c206c0e0 c5b30280 c5b30280 c5bf2000
 2765 22:11:39.715226  # [  122.388263] 3f40: b6e6d000 00000000 00000000 00000004 c5bf3f94 c5bf3f60 c059c358 c059bcac
 2766 22:11:39.715343  # [  122.396732] 3f60: 00000000 00000000 c5bf3fac d4536822 0000000a 0000000a b6fb4e00 00000004
 2767 22:11:39.715452  # [  122.405201] 3f80: c03002e4 c5bf2000 c5bf3fa4 c5bf3f98 c059c3e8 c059c2f0 00000000 c5bf3fa8
 2768 22:11:39.757689  # [  122.413669] 3fa0: c03000c0 c059c3dc 0000000a 0000000a 00000001 b6e6d000 0000000a 00000000
 2769 22:11:39.758124  # [  122.422137] 3fc0: 0000000a 0000000a b6fb4e00 00000004 00000001 00000000 00020000 be94aac4
 2770 22:11:39.758267  # [  122.430606] 3fe0: 00000004 be94a7f8 b6f1ed8f b6ea57e6 800e0030 00000001 00000000 00000000
 2771 22:11:39.758383  # [  122.439065] Backtrace: 
 2772 22:11:39.758493  # [  122.441788] [<c13cb910>] (execute_location) from [<c13cbbc0>] (lkdtm_EXEC_NULL+0x20/0x24)
 2773 22:11:39.758603  # [  122.450249]  r7:c5bf3f60 r6:0000000a r5:c5b16000 r4:00000025
 2774 22:11:39.801236  # [  122.456191] [<c13cbba0>] (lkdtm_EXEC_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2775 22:11:39.801702  # [  122.464569] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2776 22:11:39.801839  # [  122.472867] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2777 22:11:39.801954  # [  122.481069]  r9:c5bf3f60 r8:c3ab7600 r7:0000000a r6:b6e6d000 r5:c5b30280 r4:c0c588c8
 2778 22:11:39.802087  # [  122.489105] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2779 22:11:39.804640  # [  122.497219]  r9:c07e20b8 r8:c5bf3f60 r7:c290d000 r6:b6e6d000 r5:c5b30280 r4:00000000
 2780 22:11:39.844557  # [  122.505253] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2781 22:11:39.845029  # [  122.512673]  r10:00000004 r9:00000000 r8:00000000 r7:b6e6d000 r6:c5bf2000 r5:c5b30280
 2782 22:11:39.845185  # [  122.520783]  r4:c5b30280
 2783 22:11:39.845299  # [  122.523587] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2784 22:11:39.845409  # [  122.531007]  r9:c5bf2000 r8:c03002e4 r7:00000004 r6:b6fb4e00 r5:0000000a r4:0000000a
 2785 22:11:39.847837  # [  122.539043] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2786 22:11:39.897593  # [  122.546891] Exception stack(0xc5bf3fa8 to 0xc5bf3ff0)
 2787 22:11:39.898083  # [  122.552222] 3fa0:                   0000000a 0000000a 00000001 b6e6d000 0000000a 00000000
 2788 22:11:39.898255  # [  122.560693] 3fc0: 0000000a 0000000a b6fb4e00 00000004 00000001 00000000 00020000 be94aac4
 2789 22:11:39.898375  # [  122.569160] 3fe0: 00000004 be94a7f8 b6f1ed8f b6ea57e6
 2790 22:11:39.898491  # [  122.574498] Code: bad PC value
 2791 22:11:39.898603  # [  122.577881] ---[ end trace a9b4031abb9513d1 ]---
 2792 22:11:39.898717  # EXEC_NULL: missing 'call trace:': [FAIL]
 2793 22:11:39.901071  not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1
 2794 22:11:39.901251  # selftests: lkdtm: ACCESS_USERSPACE.sh
 2795 22:11:40.103387  <6>[  123.381254] lkdtm: Performing direct entry ACCESS_USERSPACE
 2796 22:11:40.103661  <6>[  123.385921] lkdtm: attempting bad read at b6fd1000
 2797 22:11:40.103796  <1>[  123.390746] 8<--- cut here ---
 2798 22:11:40.103909  <1>[  123.394056] Unhandled fault: page domain fault (0x01b) at 0xb6fd1000
 2799 22:11:40.104018  <1>[  123.400696] pgd = 5c0c72a8
 2800 22:11:40.104126  <1>[  123.403660] [b6fd1000] *pgd=f8bd8835
 2801 22:11:40.104235  <0>[  123.407512] Internal error: : 1b [#10] SMP ARM
 2802 22:11:40.146839  <4>[  123.412222] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2803 22:11:40.147071  <4>[  123.451263] CPU: 0 PID: 2181 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2804 22:11:40.150049  <4>[  123.459289] Hardware name: STM32 (Device Tree Support)
 2805 22:11:40.189851  <4>[  123.464720] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2806 22:11:40.190335  <4>[  123.470216] LR is at __irq_work_queue_local+0x40/0x74
 2807 22:11:40.190490  <4>[  123.475534] pc : [<c0c594d0>]    lr : [<c049ddf8>]    psr: 600e0013
 2808 22:11:40.190613  <4>[  123.482083] sp : c5f8de38  ip : c5f8dd40  fp : c5f8de64
 2809 22:11:40.190726  <4>[  123.487585] r10: 00000011  r9 : c1ad5e60  r8 : c15ebd54
 2810 22:11:40.190844  <4>[  123.493087] r7 : c5f8df60  r6 : 00000051  r5 : c5f8c000  r4 : b6fd1000
 2811 22:11:40.193333  <4>[  123.499900] r3 : 2933973d  r2 : 2933973d  r1 : ef7955e0  r0 : 00000026
 2812 22:11:40.233277  <4>[  123.506713] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2813 22:11:40.233766  <4>[  123.514135] Control: 10c5387d  Table: c5f3806a  DAC: 00000051
 2814 22:11:40.233908  <0>[  123.520161] Process cat (pid: 2181, stack limit = 0x237e436c)
 2815 22:11:40.234042  <0>[  123.526186] Stack: (0xc5f8de38 to 0xc5f8e000)
 2816 22:11:40.234161  <0>[  123.530817] de20:                                                       00000022 00000000
 2817 22:11:40.234270  <0>[  123.539292] de40: 00000000 2933973d c5f8de6c 00000026 c5d4f000 00000011 c5f8de74 c5f8de68
 2818 22:11:40.276620  <0>[  123.547765] de60: c0c584e8 c0c593c8 c5f8de9c c5f8de78 c0c589e8 c0c584c8 c0c588c8 c4f10a00
 2819 22:11:40.277109  <0>[  123.556236] de80: b6e8b000 00000011 c3ab7600 c5f8df60 c5f8dec4 c5f8dea0 c07e211c c0c588d4
 2820 22:11:40.277247  <0>[  123.564707] dea0: 00000000 c4f10a00 b6e8b000 c290d000 c5f8df60 c07e20b8 c5f8df5c c5f8dec8
 2821 22:11:40.277363  <0>[  123.573179] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5f8c000
 2822 22:11:40.277472  <0>[  123.581649] dee0: b6e8b000 00020000 00000004 00000011 0001ffef c5f8dee0 00000001 b6e8a000
 2823 22:11:40.319834  <0>[  123.590117] df00: c591a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2824 22:11:40.320287  <0>[  123.598587] df20: 00000000 00000000 c13e0f18 2933973d c206c0e0 c4f10a00 c4f10a00 c5f8c000
 2825 22:11:40.320430  <0>[  123.607055] df40: b6e8b000 00000000 00000000 00000004 c5f8df94 c5f8df60 c059c358 c059bcac
 2826 22:11:40.320550  <0>[  123.615523] df60: 00000000 00000000 c5f8dfac 2933973d 00000011 00000011 b6fd2e00 00000004
 2827 22:11:40.320664  <0>[  123.623992] df80: c03002e4 c5f8c000 c5f8dfa4 c5f8df98 c059c3e8 c059c2f0 00000000 c5f8dfa8
 2828 22:11:40.363112  <0>[  123.632460] dfa0: c03000c0 c059c3dc 00000011 00000011 00000001 b6e8b000 00000011 00000000
 2829 22:11:40.363531  <0>[  123.640930] dfc0: 00000011 00000011 b6fd2e00 00000004 00000001 00000000 00020000 bedd6ac4
 2830 22:11:40.363667  <0>[  123.649399] dfe0: 00000004 bedd67f8 b6f3cd8f b6ec37e6 800e0030 00000001 00000000 00000000
 2831 22:11:40.363785  <0>[  123.657857] Backtrace: 
 2832 22:11:40.363895  <0>[  123.660580] [<c0c593bc>] (lkdtm_ACCESS_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2833 22:11:40.364001  <0>[  123.669565]  r6:00000011 r5:c5d4f000 r4:00000026
 2834 22:11:40.366487  <0>[  123.674456] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2835 22:11:40.406902  <0>[  123.682754] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2836 22:11:40.407085  <0>[  123.690956]  r9:c5f8df60 r8:c3ab7600 r7:00000011 r6:b6e8b000 r5:c4f10a00 r4:c0c588c8
 2837 22:11:40.407212  <0>[  123.698992] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2838 22:11:40.407325  <0>[  123.707107]  r9:c07e20b8 r8:c5f8df60 r7:c290d000 r6:b6e8b000 r5:c4f10a00 r4:00000000
 2839 22:11:40.410166  <0>[  123.715140] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2840 22:11:40.449798  <0>[  123.722559]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c5f8c000 r5:c4f10a00
 2841 22:11:40.450320  <0>[  123.730670]  r4:c4f10a00
 2842 22:11:40.450464  <0>[  123.733474] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2843 22:11:40.450582  <0>[  123.740894]  r9:c5f8c000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000011 r4:00000011
 2844 22:11:40.450692  <0>[  123.748929] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2845 22:11:40.450800  <0>[  123.756777] Exception stack(0xc5f8dfa8 to 0xc5f8dff0)
 2846 22:11:40.496535  <0>[  123.762109] dfa0:                   00000011 00000011 00000001 b6e8b000 00000011 00000000
 2847 22:11:40.497040  <0>[  123.770579] dfc0: 00000011 00000011 b6fd2e00 00000004 00000001 00000000 00020000 bedd6ac4
 2848 22:11:40.497187  <0>[  123.779044] dfe0: 00000004 bedd67f8 b6f3cd8f b6ec37e6
 2849 22:11:40.497315  <0>[  123.784373] Code: e1a01004 e3060d84 e34c01ad eb1d9d8d (e5943000) 
 2850 22:11:40.497429  <4>[  123.790747] ---[ end trace a9b4031abb9513d2 ]---
 2851 22:11:40.497540  # Segmentation fault
 2852 22:11:40.687277  # [  123.381254] lkdtm: Performing direct entry ACCESS_USERSPACE
 2853 22:11:40.687488  # [  123.385921] lkdtm: attempting bad read at b6fd1000
 2854 22:11:40.687619  # [  123.390746] 8<--- cut here ---
 2855 22:11:40.687732  # [  123.394056] Unhandled fault: page domain fault (0x01b) at 0xb6fd1000
 2856 22:11:40.687842  # [  123.400696] pgd = 5c0c72a8
 2857 22:11:40.687950  # [  123.403660] [b6fd1000] *pgd=f8bd8835
 2858 22:11:40.688059  # [  123.407512] Internal error: : 1b [#10] SMP ARM
 2859 22:11:40.730549  # [  123.412222] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2860 22:11:40.730735  # [  123.451263] CPU: 0 PID: 2181 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2861 22:11:40.733805  # [  123.459289] Hardware name: STM32 (Device Tree Support)
 2862 22:11:40.773596  # [  123.464720] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2863 22:11:40.774044  # [  123.470216] LR is at __irq_work_queue_local+0x40/0x74
 2864 22:11:40.774193  # [  123.475534] pc : [<c0c594d0>]    lr : [<c049ddf8>]    psr: 600e0013
 2865 22:11:40.774313  # [  123.482083] sp : c5f8de38  ip : c5f8dd40  fp : c5f8de64
 2866 22:11:40.774424  # [  123.487585] r10: 00000011  r9 : c1ad5e60  r8 : c15ebd54
 2867 22:11:40.774532  # [  123.493087] r7 : c5f8df60  r6 : 00000051  r5 : c5f8c000  r4 : b6fd1000
 2868 22:11:40.774646  # [  123.499900] r3 : 2933973d  r2 : 2933973d  r1 : ef7955e0  r0 : 00000026
 2869 22:11:40.816915  # [  123.506713] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2870 22:11:40.817370  # [  123.514135] Control: 10c5387d  Table: c5f3806a  DAC: 00000051
 2871 22:11:40.817526  # [  123.520161] Process cat (pid: 2181, stack limit = 0x237e436c)
 2872 22:11:40.817648  # [  123.526186] Stack: (0xc5f8de38 to 0xc5f8e000)
 2873 22:11:40.817760  # [  123.530817] de20:                                                       00000022 00000000
 2874 22:11:40.817870  # [  123.539292] de40: 00000000 2933973d c5f8de6c 00000026 c5d4f000 00000011 c5f8de74 c5f8de68
 2875 22:11:40.860567  # [  123.547765] de60: c0c584e8 c0c593c8 c5f8de9c c5f8de78 c0c589e8 c0c584c8 c0c588c8 c4f10a00
 2876 22:11:40.860994  # [  123.556236] de80: b6e8b000 00000011 c3ab7600 c5f8df60 c5f8dec4 c5f8dea0 c07e211c c0c588d4
 2877 22:11:40.861139  # [  123.564707] dea0: 00000000 c4f10a00 b6e8b000 c290d000 c5f8df60 c07e20b8 c5f8df5c c5f8dec8
 2878 22:11:40.861252  # [  123.573179] dec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5f8c000
 2879 22:11:40.861361  # [  123.581649] dee0: b6e8b000 00020000 00000004 00000011 0001ffef c5f8dee0 00000001 b6e8a000
 2880 22:11:40.863530  # [  123.590117] df00: c591a780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2881 22:11:40.903637  # [  123.598587] df20: 00000000 00000000 c13e0f18 2933973d c206c0e0 c4f10a00 c4f10a00 c5f8c000
 2882 22:11:40.903881  # [  123.607055] df40: b6e8b000 00000000 00000000 00000004 c5f8df94 c5f8df60 c059c358 c059bcac
 2883 22:11:40.904018  # [  123.615523] df60: 00000000 00000000 c5f8dfac 2933973d 00000011 00000011 b6fd2e00 00000004
 2884 22:11:40.904131  # [  123.623992] df80: c03002e4 c5f8c000 c5f8dfa4 c5f8df98 c059c3e8 c059c2f0 00000000 c5f8dfa8
 2885 22:11:40.906650  # [  123.632460] dfa0: c03000c0 c059c3dc 00000011 00000011 00000001 b6e8b000 00000011 00000000
 2886 22:11:40.947104  # [  123.640930] dfc0: 00000011 00000011 b6fd2e00 00000004 00000001 00000000 00020000 bedd6ac4
 2887 22:11:40.947295  # [  123.649399] dfe0: 00000004 bedd67f8 b6f3cd8f b6ec37e6 800e0030 00000001 00000000 00000000
 2888 22:11:40.947426  # [  123.657857] Backtrace: 
 2889 22:11:40.947538  # [  123.660580] [<c0c593bc>] (lkdtm_ACCESS_USERSPACE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2890 22:11:40.947647  # [  123.669565]  r6:00000011 r5:c5d4f000 r4:00000026
 2891 22:11:40.950673  # [  123.674456] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2892 22:11:40.990196  # [  123.682754] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2893 22:11:40.990638  # [  123.690956]  r9:c5f8df60 r8:c3ab7600 r7:00000011 r6:b6e8b000 r5:c4f10a00 r4:c0c588c8
 2894 22:11:40.990776  # [  123.698992] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2895 22:11:40.990891  # [  123.707107]  r9:c07e20b8 r8:c5f8df60 r7:c290d000 r6:b6e8b000 r5:c4f10a00 r4:00000000
 2896 22:11:40.991000  # [  123.715140] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2897 22:11:41.033436  # [  123.722559]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8b000 r6:c5f8c000 r5:c4f10a00
 2898 22:11:41.033636  # [  123.730670]  r4:c4f10a00
 2899 22:11:41.034006  # [  123.733474] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2900 22:11:41.034168  # [  123.740894]  r9:c5f8c000 r8:c03002e4 r7:00000004 r6:b6fd2e00 r5:00000011 r4:00000011
 2901 22:11:41.034284  # [  123.748929] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2902 22:11:41.034392  # [  123.756777] Exception stack(0xc5f8dfa8 to 0xc5f8dff0)
 2903 22:11:41.036725  # [  123.762109] dfa0:                   00000011 00000011 00000001 b6e8b000 00000011 00000000
 2904 22:11:41.081508  # [  123.770579] dfc0: 00000011 00000011 b6fd2e00 00000004 00000001 00000000 00020000 bedd6ac4
 2905 22:11:41.081966  # [  123.779044] dfe0: 00000004 bedd67f8 b6f3cd8f b6ec37e6
 2906 22:11:41.082122  # [  123.784373] Code: e1a01004 e3060d84 e34c01ad eb1d9d8d (e5943000) 
 2907 22:11:41.082240  # [  123.790747] ---[ end trace a9b4031abb9513d2 ]---
 2908 22:11:41.082350  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 2909 22:11:41.082459  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 2910 22:11:41.084871  # selftests: lkdtm: ACCESS_NULL.sh
 2911 22:11:41.353820  <6>[  124.631793] lkdtm: Performing direct entry ACCESS_NULL
 2912 22:11:41.354348  <6>[  124.635914] lkdtm: attempting bad read at 00000000
 2913 22:11:41.354489  <1>[  124.640857] 8<--- cut here ---
 2914 22:11:41.354610  <1>[  124.644159] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2915 22:11:41.354725  <1>[  124.652689] pgd = 2bc5ec02
 2916 22:11:41.354835  <1>[  124.655509] [00000000] *pgd=00000000
 2917 22:11:41.354947  <0>[  124.659450] Internal error: Oops: 5 [#11] SMP ARM
 2918 22:11:41.397669  <4>[  124.664330] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2919 22:11:41.397895  <4>[  124.703362] CPU: 0 PID: 2257 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2920 22:11:41.400478  <4>[  124.711384] Hardware name: STM32 (Device Tree Support)
 2921 22:11:41.440418  <4>[  124.716813] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 2922 22:11:41.440869  <4>[  124.721691] LR is at 0x0
 2923 22:11:41.441011  <4>[  124.724480] pc : [<c13cbbec>]    lr : [<00000000>]    psr: 600e0013
 2924 22:11:41.441138  <4>[  124.731028] sp : c5dd9e50  ip : 00000027  fp : c5dd9e64
 2925 22:11:41.441260  <4>[  124.736529] r10: 0000000c  r9 : c1ad5e74  r8 : c15ebd54
 2926 22:11:41.441374  <4>[  124.742029] r7 : c5dd9f60  r6 : 0000000c  r5 : c5fda000  r4 : 00000000
 2927 22:11:41.441483  <4>[  124.748840] r3 : f95d7307  r2 : f95d7307  r1 : ef7955e4  r0 : 00000026
 2928 22:11:41.483625  <4>[  124.755652] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2929 22:11:41.484082  <4>[  124.763072] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2930 22:11:41.484227  <0>[  124.769101] Process cat (pid: 2257, stack limit = 0x6ac12e5b)
 2931 22:11:41.484347  <0>[  124.775120] Stack: (0xc5dd9e50 to 0xc5dda000)
 2932 22:11:41.484464  <0>[  124.779752] 9e40:                                     00000027 c5fda000 c5dd9e74 c5dd9e68
 2933 22:11:41.484574  <0>[  124.788222] 9e60: c0c584e8 c13cbbd0 c5dd9e9c c5dd9e78 c0c589e8 c0c584c8 c0c588c8 c58908c0
 2934 22:11:41.527010  <0>[  124.796691] 9e80: b6dfe000 0000000c c3ab7600 c5dd9f60 c5dd9ec4 c5dd9ea0 c07e211c c0c588d4
 2935 22:11:41.527438  <0>[  124.805160] 9ea0: 00000000 c58908c0 b6dfe000 c290d000 c5dd9f60 c07e20b8 c5dd9f5c c5dd9ec8
 2936 22:11:41.527578  <0>[  124.813630] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c35664 c059c358 c5dd8000
 2937 22:11:41.527740  <0>[  124.822099] 9ee0: b6dfe000 00020000 00000004 0000000c 0001fff4 c5dd9ee0 00000001 00000805
 2938 22:11:41.527858  <0>[  124.830568] 9f00: c5c0b640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2939 22:11:41.570132  <0>[  124.839038] 9f20: 00000000 00000000 c5dd8000 f95d7307 b6dfd000 c58908c0 c58908c0 c5dd8000
 2940 22:11:41.570566  <0>[  124.847509] 9f40: b6dfe000 00000000 00000000 00000004 c5dd9f94 c5dd9f60 c059c358 c059bcac
 2941 22:11:41.570712  <0>[  124.855978] 9f60: 00000000 00000000 c5dd9fac f95d7307 0000000c 0000000c b6f45e00 00000004
 2942 22:11:41.570840  <0>[  124.864449] 9f80: c03002e4 c5dd8000 c5dd9fa4 c5dd9f98 c059c3e8 c059c2f0 00000000 c5dd9fa8
 2943 22:11:41.570958  <0>[  124.872918] 9fa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 2944 22:11:41.573635  <0>[  124.881386] 9fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bed75ac4
 2945 22:11:41.613814  <0>[  124.889856] 9fe0: 00000004 bed757f8 b6eafd8f b6e367e6 800e0030 00000001 00000000 00000000
 2946 22:11:41.613999  <0>[  124.898316] Backtrace: 
 2947 22:11:41.614138  <0>[  124.901040] [<c13cbbc4>] (lkdtm_ACCESS_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 2948 22:11:41.614252  <0>[  124.909587]  r5:c5fda000 r4:00000027
 2949 22:11:41.614365  <0>[  124.913433] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 2950 22:11:41.616986  <0>[  124.921732] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 2951 22:11:41.656868  <0>[  124.929934]  r9:c5dd9f60 r8:c3ab7600 r7:0000000c r6:b6dfe000 r5:c58908c0 r4:c0c588c8
 2952 22:11:41.657304  <0>[  124.937970] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 2953 22:11:41.657453  <0>[  124.946086]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6dfe000 r5:c58908c0 r4:00000000
 2954 22:11:41.657577  <0>[  124.954120] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 2955 22:11:41.657693  <0>[  124.961540]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c5dd8000 r5:c58908c0
 2956 22:11:41.657802  <0>[  124.969651]  r4:c58908c0
 2957 22:11:41.700424  <0>[  124.972455] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 2958 22:11:41.700854  <0>[  124.979876]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000c r4:0000000c
 2959 22:11:41.700999  <0>[  124.987912] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2960 22:11:41.701121  <0>[  124.995760] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 2961 22:11:41.701239  <0>[  125.001092] 9fa0:                   0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 2962 22:11:41.703599  <0>[  125.009563] 9fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bed75ac4
 2963 22:11:41.735558  <0>[  125.018028] 9fe0: 00000004 bed757f8 b6eafd8f b6e367e6
 2964 22:11:41.736009  <0>[  125.023359] Code: e3060d84 e34c01ad e1a01004 ebffd3c6 (e5945000) 
 2965 22:11:41.738780  <4>[  125.029844] ---[ end trace a9b4031abb9513d3 ]---
 2966 22:11:41.738962  # Segmentation fault
 2967 22:11:41.923673  # [  124.631793] lkdtm: Performing direct entry ACCESS_NULL
 2968 22:11:41.924158  # [  124.635914] lkdtm: attempting bad read at 00000000
 2969 22:11:41.924296  # [  124.640857] 8<--- cut here ---
 2970 22:11:41.924416  # [  124.644159] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2971 22:11:41.924532  # [  124.652689] pgd = 2bc5ec02
 2972 22:11:41.924641  # [  124.655509] [00000000] *pgd=00000000
 2973 22:11:41.924753  # [  124.659450] Internal error: Oops: 5 [#11] SMP ARM
 2974 22:11:41.967373  # [  124.664330] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 2975 22:11:41.967589  # [  124.703362] CPU: 0 PID: 2257 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 2976 22:11:41.970688  # [  124.711384] Hardware name: STM32 (Device Tree Support)
 2977 22:11:42.010606  # [  124.716813] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 2978 22:11:42.011056  # [  124.721691] LR is at 0x0
 2979 22:11:42.011191  # [  124.724480] pc : [<c13cbbec>]    lr : [<00000000>]    psr: 600e0013
 2980 22:11:42.011311  # [  124.731028] sp : c5dd9e50  ip : 00000027  fp : c5dd9e64
 2981 22:11:42.011422  # [  124.736529] r10: 0000000c  r9 : c1ad5e74  r8 : c15ebd54
 2982 22:11:42.011530  # [  124.742029] r7 : c5dd9f60  r6 : 0000000c  r5 : c5fda000  r4 : 00000000
 2983 22:11:42.011637  # [  124.748840] r3 : f95d7307  r2 : f95d7307  r1 : ef7955e4  r0 : 00000026
 2984 22:11:42.053808  # [  124.755652] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2985 22:11:42.054245  # [  124.763072] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2986 22:11:42.054398  # [  124.769101] Process cat (pid: 2257, stack limit = 0x6ac12e5b)
 2987 22:11:42.054521  # [  124.775120] Stack: (0xc5dd9e50 to 0xc5dda000)
 2988 22:11:42.054644  # [  124.779752] 9e40:                                     00000027 c5fda000 c5dd9e74 c5dd9e68
 2989 22:11:42.054760  # [  124.788222] 9e60: c0c584e8 c13cbbd0 c5dd9e9c c5dd9e78 c0c589e8 c0c584c8 c0c588c8 c58908c0
 2990 22:11:42.057307  # [  124.796691] 9e80: b6dfe000 0000000c c3ab7600 c5dd9f60 c5dd9ec4 c5dd9ea0 c07e211c c0c588d4
 2991 22:11:42.097320  # [  124.805160] 9ea0: 00000000 c58908c0 b6dfe000 c290d000 c5dd9f60 c07e20b8 c5dd9f5c c5dd9ec8
 2992 22:11:42.097519  # [  124.813630] 9ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c2c35664 c059c358 c5dd8000
 2993 22:11:42.097650  # [  124.822099] 9ee0: b6dfe000 00020000 00000004 0000000c 0001fff4 c5dd9ee0 00000001 00000805
 2994 22:11:42.097763  # [  124.830568] 9f00: c5c0b640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2995 22:11:42.100252  # [  124.839038] 9f20: 00000000 00000000 c5dd8000 f95d7307 b6dfd000 c58908c0 c58908c0 c5dd8000
 2996 22:11:42.140588  # [  124.847509] 9f40: b6dfe000 00000000 00000000 00000004 c5dd9f94 c5dd9f60 c059c358 c059bcac
 2997 22:11:42.140775  # [  124.855978] 9f60: 00000000 00000000 c5dd9fac f95d7307 0000000c 0000000c b6f45e00 00000004
 2998 22:11:42.140901  # [  124.864449] 9f80: c03002e4 c5dd8000 c5dd9fa4 c5dd9f98 c059c3e8 c059c2f0 00000000 c5dd9fa8
 2999 22:11:42.141015  # [  124.872918] 9fa0: c03000c0 c059c3dc 0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3000 22:11:42.143728  # [  124.881386] 9fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bed75ac4
 3001 22:11:42.183671  # [  124.889856] 9fe0: 00000004 bed757f8 b6eafd8f b6e367e6 800e0030 00000001 00000000 00000000
 3002 22:11:42.184104  # [  124.898316] Backtrace: 
 3003 22:11:42.184241  # [  124.901040] [<c13cbbc4>] (lkdtm_ACCESS_NULL) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3004 22:11:42.184359  # [  124.909587]  r5:c5fda000 r4:00000027
 3005 22:11:42.184470  # [  124.913433] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3006 22:11:42.184580  # [  124.921732] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3007 22:11:42.226920  # [  124.929934]  r9:c5dd9f60 r8:c3ab7600 r7:0000000c r6:b6dfe000 r5:c58908c0 r4:c0c588c8
 3008 22:11:42.227352  # [  124.937970] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3009 22:11:42.227489  # [  124.946086]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6dfe000 r5:c58908c0 r4:00000000
 3010 22:11:42.227602  # [  124.954120] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3011 22:11:42.227709  # [  124.961540]  r10:00000004 r9:00000000 r8:00000000 r7:b6dfe000 r6:c5dd8000 r5:c58908c0
 3012 22:11:42.227836  # [  124.969651]  r4:c58908c0
 3013 22:11:42.230377  # [  124.972455] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3014 22:11:42.270525  # [  124.979876]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6f45e00 r5:0000000c r4:0000000c
 3015 22:11:42.270718  # [  124.987912] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3016 22:11:42.270850  # [  124.995760] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 3017 22:11:42.270967  # [  125.001092] 9fa0:                   0000000c 0000000c 00000001 b6dfe000 0000000c 00000000
 3018 22:11:42.271088  # [  125.009563] 9fc0: 0000000c 0000000c b6f45e00 00000004 00000001 00000000 00020000 bed75ac4
 3019 22:11:42.273768  # [  125.018028] 9fe0: 00000004 bed757f8 b6eafd8f b6e367e6
 3020 22:11:42.301589  # [  125.023359] Code: e3060d84 e34c01ad e1a01004 ebffd3c6 (e5945000) 
 3021 22:11:42.302027  # [  125.029844] ---[ end trace a9b4031abb9513d3 ]---
 3022 22:11:42.302181  # ACCESS_NULL: missing 'call trace:': [FAIL]
 3023 22:11:42.304957  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1
 3024 22:11:42.305132  # selftests: lkdtm: WRITE_RO.sh
 3025 22:11:42.590455  <6>[  125.868472] lkdtm: Performing direct entry WRITE_RO
 3026 22:11:42.590940  <6>[  125.872205] lkdtm: attempting bad rodata write at c15ebfec
 3027 22:11:42.591080  <1>[  125.878136] 8<--- cut here ---
 3028 22:11:42.591195  <1>[  125.881274] Unable to handle kernel paging request at virtual address c15ebfec
 3029 22:11:42.591305  <1>[  125.888789] pgd = fe32225f
 3030 22:11:42.591411  <1>[  125.891752] [c15ebfec] *pgd=c141941e(bad)
 3031 22:11:42.591519  <0>[  125.896039] Internal error: Oops: 80d [#12] SMP ARM
 3032 22:11:42.634396  <4>[  125.901183] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3033 22:11:42.634609  <4>[  125.940211] CPU: 0 PID: 2332 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3034 22:11:42.637250  <4>[  125.948233] Hardware name: STM32 (Device Tree Support)
 3035 22:11:42.677301  <4>[  125.953660] PC is at lkdtm_WRITE_RO+0x44/0x50
 3036 22:11:42.677723  <4>[  125.958282] LR is at __irq_work_queue_local+0x40/0x74
 3037 22:11:42.677861  <4>[  125.963598] pc : [<c13cba08>]    lr : [<c049ddf8>]    psr: 600e0013
 3038 22:11:42.677995  <4>[  125.970145] sp : c4ef5e50  ip : c4ef5d58  fp : c4ef5e64
 3039 22:11:42.678132  <4>[  125.975645] r10: 00000009  r9 : c1ad5e80  r8 : c15ebd54
 3040 22:11:42.678248  <4>[  125.981145] r7 : c4ef5f60  r6 : 00000009  r5 : c5fda000  r4 : c15ebfec
 3041 22:11:42.680343  <4>[  125.987956] r3 : 0198b861  r2 : aa55aa55  r1 : ef7955e0  r0 : c1ad6c84
 3042 22:11:42.720365  <4>[  125.994767] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3043 22:11:42.720789  <4>[  126.002186] Control: 10c5387d  Table: c5d3406a  DAC: 00000051
 3044 22:11:42.720925  <0>[  126.008214] Process cat (pid: 2332, stack limit = 0x57e11844)
 3045 22:11:42.721043  <0>[  126.014234] Stack: (0xc4ef5e50 to 0xc4ef6000)
 3046 22:11:42.721164  <0>[  126.018865] 5e40:                                     00000028 c5fda000 c4ef5e74 c4ef5e68
 3047 22:11:42.721279  <0>[  126.027335] 5e60: c0c584e8 c13cb9d0 c4ef5e9c c4ef5e78 c0c589e8 c0c584c8 c0c588c8 c5a70dc0
 3048 22:11:42.763644  <0>[  126.035803] 5e80: b6e8a000 00000009 c3ab7600 c4ef5f60 c4ef5ec4 c4ef5ea0 c07e211c c0c588d4
 3049 22:11:42.764067  <0>[  126.044270] 5ea0: 00000000 c5a70dc0 b6e8a000 c290d000 c4ef5f60 c07e20b8 c4ef5f5c c4ef5ec8
 3050 22:11:42.764203  <0>[  126.052738] 5ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4ef4000
 3051 22:11:42.764324  <0>[  126.061205] 5ee0: b6e8a000 00020000 00000004 00000009 0001fff7 c4ef5ee0 00000001 b6e89000
 3052 22:11:42.764439  <0>[  126.069671] 5f00: c59f5780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3053 22:11:42.806958  <0>[  126.078139] 5f20: 00000000 00000000 c13e0f18 a2649edf c206c0e0 c5a70dc0 c5a70dc0 c4ef4000
 3054 22:11:42.807399  <0>[  126.086608] 5f40: b6e8a000 00000000 00000000 00000004 c4ef5f94 c4ef5f60 c059c358 c059bcac
 3055 22:11:42.807549  <0>[  126.095073] 5f60: 00000000 00000000 c4ef5fac a2649edf 00000009 00000009 b6fd1e00 00000004
 3056 22:11:42.807677  <0>[  126.103540] 5f80: c03002e4 c4ef4000 c4ef5fa4 c4ef5f98 c059c3e8 c059c2f0 00000000 c4ef5fa8
 3057 22:11:42.807796  <0>[  126.112007] 5fa0: c03000c0 c059c3dc 00000009 00000009 00000001 b6e8a000 00000009 00000000
 3058 22:11:42.850335  <0>[  126.120474] 5fc0: 00000009 00000009 b6fd1e00 00000004 00000001 00000000 00020000 be955ac4
 3059 22:11:42.850768  <0>[  126.128941] 5fe0: 00000004 be9557f8 b6f3bd8f b6ec27e6 800e0030 00000001 00000000 00000000
 3060 22:11:42.850929  <0>[  126.137399] Backtrace: 
 3061 22:11:42.851054  <0>[  126.140123] [<c13cb9c4>] (lkdtm_WRITE_RO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3062 22:11:42.851174  <0>[  126.148406]  r5:c5fda000 r4:00000028
 3063 22:11:42.851301  <0>[  126.152252] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3064 22:11:42.853724  <0>[  126.160551] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3065 22:11:42.893780  <0>[  126.168752]  r9:c4ef5f60 r8:c3ab7600 r7:00000009 r6:b6e8a000 r5:c5a70dc0 r4:c0c588c8
 3066 22:11:42.893974  <0>[  126.176788] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3067 22:11:42.894125  <0>[  126.184902]  r9:c07e20b8 r8:c4ef5f60 r7:c290d000 r6:b6e8a000 r5:c5a70dc0 r4:00000000
 3068 22:11:42.894245  <0>[  126.192935] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3069 22:11:42.894354  <0>[  126.200354]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c4ef4000 r5:c5a70dc0
 3070 22:11:42.897428  <0>[  126.208462]  r4:c5a70dc0
 3071 22:11:42.936904  <0>[  126.211266] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3072 22:11:42.937354  <0>[  126.218685]  r9:c4ef4000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000009 r4:00000009
 3073 22:11:42.937490  <0>[  126.226719] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3074 22:11:42.937609  <0>[  126.234565] Exception stack(0xc4ef5fa8 to 0xc4ef5ff0)
 3075 22:11:42.937723  <0>[  126.239896] 5fa0:                   00000009 00000009 00000001 b6e8a000 00000009 00000000
 3076 22:11:42.968603  <0>[  126.248366] 5fc0: 00000009 00000009 b6fd1e00 00000004 00000001 00000000 00020000 be955ac4
 3077 22:11:42.968805  <0>[  126.256830] 5fe0: 00000004 be9557f8 b6f3bd8f b6ec27e6
 3078 22:11:42.969184  <0>[  126.262159] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000) 
 3079 22:11:42.969312  <4>[  126.268536] ---[ end trace a9b4031abb9513d4 ]---
 3080 22:11:42.971927  # Segmentation fault
 3081 22:11:43.178981  # [  125.868472] lkdtm: Performing direct entry WRITE_RO
 3082 22:11:43.179471  # [  125.872205] lkdtm: attempting bad rodata write at c15ebfec
 3083 22:11:43.179627  # [  125.878136] 8<--- cut here ---
 3084 22:11:43.179750  # [  125.881274] Unable to handle kernel paging request at virtual address c15ebfec
 3085 22:11:43.179877  # [  125.888789] pgd = fe32225f
 3086 22:11:43.179999  # [  125.891752] [c15ebfec] *pgd=c141941e(bad)
 3087 22:11:43.180118  # [  125.896039] Internal error: Oops: 80d [#12] SMP ARM
 3088 22:11:43.222638  # [  125.901183] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3089 22:11:43.222837  # [  125.940211] CPU: 0 PID: 2332 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3090 22:11:43.225795  # [  125.948233] Hardware name: STM32 (Device Tree Support)
 3091 22:11:43.265736  # [  125.953660] PC is at lkdtm_WRITE_RO+0x44/0x50
 3092 22:11:43.266177  # [  125.958282] LR is at __irq_work_queue_local+0x40/0x74
 3093 22:11:43.266331  # [  125.963598] pc : [<c13cba08>]    lr : [<c049ddf8>]    psr: 600e0013
 3094 22:11:43.266455  # [  125.970145] sp : c4ef5e50  ip : c4ef5d58  fp : c4ef5e64
 3095 22:11:43.266566  # [  125.975645] r10: 00000009  r9 : c1ad5e80  r8 : c15ebd54
 3096 22:11:43.266672  # [  125.981145] r7 : c4ef5f60  r6 : 00000009  r5 : c5fda000  r4 : c15ebfec
 3097 22:11:43.269119  # [  125.987956] r3 : 0198b861  r2 : aa55aa55  r1 : ef7955e0  r0 : c1ad6c84
 3098 22:11:43.309031  # [  125.994767] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3099 22:11:43.309462  # [  126.002186] Control: 10c5387d  Table: c5d3406a  DAC: 00000051
 3100 22:11:43.309599  # [  126.008214] Process cat (pid: 2332, stack limit = 0x57e11844)
 3101 22:11:43.309719  # [  126.014234] Stack: (0xc4ef5e50 to 0xc4ef6000)
 3102 22:11:43.309839  # [  126.018865] 5e40:                                     00000028 c5fda000 c4ef5e74 c4ef5e68
 3103 22:11:43.309955  # [  126.027335] 5e60: c0c584e8 c13cb9d0 c4ef5e9c c4ef5e78 c0c589e8 c0c584c8 c0c588c8 c5a70dc0
 3104 22:11:43.352336  # [  126.035803] 5e80: b6e8a000 00000009 c3ab7600 c4ef5f60 c4ef5ec4 c4ef5ea0 c07e211c c0c588d4
 3105 22:11:43.352779  # [  126.044270] 5ea0: 00000000 c5a70dc0 b6e8a000 c290d000 c4ef5f60 c07e20b8 c4ef5f5c c4ef5ec8
 3106 22:11:43.352917  # [  126.052738] 5ec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4ef4000
 3107 22:11:43.353050  # [  126.061205] 5ee0: b6e8a000 00020000 00000004 00000009 0001fff7 c4ef5ee0 00000001 b6e89000
 3108 22:11:43.353162  # [  126.069671] 5f00: c59f5780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3109 22:11:43.395605  # [  126.078139] 5f20: 00000000 00000000 c13e0f18 a2649edf c206c0e0 c5a70dc0 c5a70dc0 c4ef4000
 3110 22:11:43.396030  # [  126.086608] 5f40: b6e8a000 00000000 00000000 00000004 c4ef5f94 c4ef5f60 c059c358 c059bcac
 3111 22:11:43.396166  # [  126.095073] 5f60: 00000000 00000000 c4ef5fac a2649edf 00000009 00000009 b6fd1e00 00000004
 3112 22:11:43.396286  # [  126.103540] 5f80: c03002e4 c4ef4000 c4ef5fa4 c4ef5f98 c059c3e8 c059c2f0 00000000 c4ef5fa8
 3113 22:11:43.396401  # [  126.112007] 5fa0: c03000c0 c059c3dc 00000009 00000009 00000001 b6e8a000 00000009 00000000
 3114 22:11:43.399075  # [  126.120474] 5fc0: 00000009 00000009 b6fd1e00 00000004 00000001 00000000 00020000 be955ac4
 3115 22:11:43.439205  # [  126.128941] 5fe0: 00000004 be9557f8 b6f3bd8f b6ec27e6 800e0030 00000001 00000000 00000000
 3116 22:11:43.439391  # [  126.137399] Backtrace: 
 3117 22:11:43.439518  # [  126.140123] [<c13cb9c4>] (lkdtm_WRITE_RO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3118 22:11:43.439629  # [  126.148406]  r5:c5fda000 r4:00000028
 3119 22:11:43.439740  # [  126.152252] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3120 22:11:43.439848  # [  126.160551] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3121 22:11:43.482015  # [  126.168752]  r9:c4ef5f60 r8:c3ab7600 r7:00000009 r6:b6e8a000 r5:c5a70dc0 r4:c0c588c8
 3122 22:11:43.482472  # [  126.176788] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3123 22:11:43.482610  # [  126.184902]  r9:c07e20b8 r8:c4ef5f60 r7:c290d000 r6:b6e8a000 r5:c5a70dc0 r4:00000000
 3124 22:11:43.482723  # [  126.192935] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3125 22:11:43.482832  # [  126.200354]  r10:00000004 r9:00000000 r8:00000000 r7:b6e8a000 r6:c4ef4000 r5:c5a70dc0
 3126 22:11:43.482938  # [  126.208462]  r4:c5a70dc0
 3127 22:11:43.525528  # [  126.211266] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3128 22:11:43.525966  # [  126.218685]  r9:c4ef4000 r8:c03002e4 r7:00000004 r6:b6fd1e00 r5:00000009 r4:00000009
 3129 22:11:43.526121  # [  126.226719] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3130 22:11:43.526243  # [  126.234565] Exception stack(0xc4ef5fa8 to 0xc4ef5ff0)
 3131 22:11:43.526359  # [  126.239896] 5fa0:                   00000009 00000009 00000001 b6e8a000 00000009 00000000
 3132 22:11:43.526469  # [  126.248366] 5fc0: 00000009 00000009 b6fd1e00 00000004 00000001 00000000 00020000 be955ac4
 3133 22:11:43.562565  # [  126.256830] 5fe0: 00000004 be9557f8 b6f3bd8f b6ec27e6
 3134 22:11:43.563004  # [  126.262159] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000) 
 3135 22:11:43.563149  # [  126.268536] ---[ end trace a9b4031abb9513d4 ]---
 3136 22:11:43.563281  # WRITE_RO: missing 'call trace:': [FAIL]
 3137 22:11:43.563398  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1
 3138 22:11:43.566015  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3139 22:11:43.861773  <6>[  127.134858] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3140 22:11:43.862297  <6>[  127.139685] lkdtm: attempting bad ro_after_init write at c1b89c74
 3141 22:11:43.862445  <1>[  127.146049] 8<--- cut here ---
 3142 22:11:43.862569  <1>[  127.149238] Unable to handle kernel paging request at virtual address c1b89c74
 3143 22:11:43.862682  <1>[  127.156746] pgd = fe32225f
 3144 22:11:43.862789  <1>[  127.159708] [c1b89c74] *pgd=c1a1941e(bad)
 3145 22:11:43.862896  <0>[  127.163994] Internal error: Oops: 80d [#13] SMP ARM
 3146 22:11:43.905329  <4>[  127.169139] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3147 22:11:43.905524  <4>[  127.208167] CPU: 1 PID: 2407 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3148 22:11:43.908536  <4>[  127.216189] Hardware name: STM32 (Device Tree Support)
 3149 22:11:43.948540  <4>[  127.221617] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3150 22:11:43.949000  <4>[  127.227200] LR is at __irq_work_queue_local+0x40/0x74
 3151 22:11:43.949162  <4>[  127.232516] pc : [<c13cba78>]    lr : [<c049ddf8>]    psr: 600e0013
 3152 22:11:43.949286  <4>[  127.239062] sp : c5f2be50  ip : c5f2bd58  fp : c5f2be64
 3153 22:11:43.949399  <4>[  127.244562] r10: 00000014  r9 : c1ad5e8c  r8 : c15ebd54
 3154 22:11:43.949516  <4>[  127.250062] r7 : c5f2bf60  r6 : 00000014  r5 : c58c7000  r4 : c1b89c74
 3155 22:11:43.949628  <4>[  127.256873] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7aa5e0  r0 : c1ad6c84
 3156 22:11:43.991622  <4>[  127.263683] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3157 22:11:43.992067  <4>[  127.271103] Control: 10c5387d  Table: c5d3406a  DAC: 00000051
 3158 22:11:43.992210  <0>[  127.277130] Process cat (pid: 2407, stack limit = 0x3772cb87)
 3159 22:11:43.992332  <0>[  127.283151] Stack: (0xc5f2be50 to 0xc5f2c000)
 3160 22:11:43.992448  <0>[  127.287783] be40:                                     00000029 c58c7000 c5f2be74 c5f2be68
 3161 22:11:43.992559  <0>[  127.296253] be60: c0c584e8 c13cba20 c5f2be9c c5f2be78 c0c589e8 c0c584c8 c0c588c8 c4f25a00
 3162 22:11:44.035033  <0>[  127.304723] be80: b6e51000 00000014 c3ab7600 c5f2bf60 c5f2bec4 c5f2bea0 c07e211c c0c588d4
 3163 22:11:44.035467  <0>[  127.313193] bea0: 00000000 c4f25a00 b6e51000 c290d000 c5f2bf60 c07e20b8 c5f2bf5c c5f2bec8
 3164 22:11:44.035607  <0>[  127.321662] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5f2a000
 3165 22:11:44.035728  <0>[  127.330130] bee0: b6e51000 00020000 00000004 00000014 0001ffec c5f2bee0 00000001 b6e50000
 3166 22:11:44.035845  <0>[  127.338598] bf00: c4f25640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3167 22:11:44.078634  <0>[  127.347067] bf20: 00000000 00000000 c13e0f18 d02913ca c206c0e0 c4f25a00 c4f25a00 c5f2a000
 3168 22:11:44.079100  <0>[  127.355535] bf40: b6e51000 00000000 00000000 00000004 c5f2bf94 c5f2bf60 c059c358 c059bcac
 3169 22:11:44.079257  <0>[  127.364004] bf60: 00000000 00000000 c5f2bfac d02913ca 00000014 00000014 b6f98e00 00000004
 3170 22:11:44.079386  <0>[  127.372473] bf80: c03002e4 c5f2a000 c5f2bfa4 c5f2bf98 c059c3e8 c059c2f0 00000000 c5f2bfa8
 3171 22:11:44.079501  <0>[  127.380941] bfa0: c03000c0 c059c3dc 00000014 00000014 00000001 b6e51000 00000014 00000000
 3172 22:11:44.081812  <0>[  127.389410] bfc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 bed97ac4
 3173 22:11:44.121863  <0>[  127.397879] bfe0: 00000004 bed977f8 b6f02d8f b6e897e6 800e0030 00000001 00000000 00000000
 3174 22:11:44.122074  <0>[  127.406337] Backtrace: 
 3175 22:11:44.122219  <0>[  127.409061] [<c13cba14>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3176 22:11:44.122342  <0>[  127.418305]  r5:c58c7000 r4:00000029
 3177 22:11:44.122456  <0>[  127.422151] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3178 22:11:44.125117  <0>[  127.430449] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3179 22:11:44.164943  <0>[  127.438651]  r9:c5f2bf60 r8:c3ab7600 r7:00000014 r6:b6e51000 r5:c4f25a00 r4:c0c588c8
 3180 22:11:44.165370  <0>[  127.446688] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3181 22:11:44.165506  <0>[  127.454803]  r9:c07e20b8 r8:c5f2bf60 r7:c290d000 r6:b6e51000 r5:c4f25a00 r4:00000000
 3182 22:11:44.165628  <0>[  127.462837] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3183 22:11:44.165745  <0>[  127.470258]  r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c5f2a000 r5:c4f25a00
 3184 22:11:44.168382  <0>[  127.478369]  r4:c4f25a00
 3185 22:11:44.208279  <0>[  127.481173] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3186 22:11:44.208705  <0>[  127.488594]  r9:c5f2a000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000014 r4:00000014
 3187 22:11:44.208842  <0>[  127.496630] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3188 22:11:44.208964  <0>[  127.504478] Exception stack(0xc5f2bfa8 to 0xc5f2bff0)
 3189 22:11:44.209118  <0>[  127.509810] bfa0:                   00000014 00000014 00000001 b6e51000 00000014 00000000
 3190 22:11:44.211632  <0>[  127.518280] bfc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 bed97ac4
 3191 22:11:44.247494  <0>[  127.526744] bfe0: 00000004 bed977f8 b6f02d8f b6e897e6
 3192 22:11:44.247935  <0>[  127.532075] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000) 
 3193 22:11:44.248073  <4>[  127.538450] ---[ end trace a9b4031abb9513d5 ]---
 3194 22:11:44.250907  # Segmentation fault
 3195 22:11:44.441326  # [  127.134858] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3196 22:11:44.441627  # [  127.139685] lkdtm: attempting bad ro_after_init write at c1b89c74
 3197 22:11:44.441759  # [  127.146049] 8<--- cut here ---
 3198 22:11:44.441879  # [  127.149238] Unable to handle kernel paging request at virtual address c1b89c74
 3199 22:11:44.442009  # [  127.156746] pgd = fe32225f
 3200 22:11:44.442150  # [  127.159708] [c1b89c74] *pgd=c1a1941e(bad)
 3201 22:11:44.442266  # [  127.163994] Internal error: Oops: 80d [#13] SMP ARM
 3202 22:11:44.484807  # [  127.169139] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3203 22:11:44.485026  # [  127.208167] CPU: 1 PID: 2407 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3204 22:11:44.527415  # [  127.216189] Hardware name: STM32 (Device Tree Support)
 3205 22:11:44.527865  # [  127.221617] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3206 22:11:44.528006  # [  127.227200] LR is at __irq_work_queue_local+0x40/0x74
 3207 22:11:44.528129  # [  127.232516] pc : [<c13cba78>]    lr : [<c049ddf8>]    psr: 600e0013
 3208 22:11:44.528247  # [  127.239062] sp : c5f2be50  ip : c5f2bd58  fp : c5f2be64
 3209 22:11:44.528359  # [  127.244562] r10: 00000014  r9 : c1ad5e8c  r8 : c15ebd54
 3210 22:11:44.528467  # [  127.250062] r7 : c5f2bf60  r6 : 00000014  r5 : c58c7000  r4 : c1b89c74
 3211 22:11:44.530849  # [  127.256873] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7aa5e0  r0 : c1ad6c84
 3212 22:11:44.570937  # [  127.263683] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3213 22:11:44.571123  # [  127.271103] Control: 10c5387d  Table: c5d3406a  DAC: 00000051
 3214 22:11:44.571257  # [  127.277130] Process cat (pid: 2407, stack limit = 0x3772cb87)
 3215 22:11:44.571378  # [  127.283151] Stack: (0xc5f2be50 to 0xc5f2c000)
 3216 22:11:44.571492  # [  127.287783] be40:                                     00000029 c58c7000 c5f2be74 c5f2be68
 3217 22:11:44.574184  # [  127.296253] be60: c0c584e8 c13cba20 c5f2be9c c5f2be78 c0c589e8 c0c584c8 c0c588c8 c4f25a00
 3218 22:11:44.614002  # [  127.304723] be80: b6e51000 00000014 c3ab7600 c5f2bf60 c5f2bec4 c5f2bea0 c07e211c c0c588d4
 3219 22:11:44.614453  # [  127.313193] bea0: 00000000 c4f25a00 b6e51000 c290d000 c5f2bf60 c07e20b8 c5f2bf5c c5f2bec8
 3220 22:11:44.614595  # [  127.321662] bec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c5f2a000
 3221 22:11:44.614713  # [  127.330130] bee0: b6e51000 00020000 00000004 00000014 0001ffec c5f2bee0 00000001 b6e50000
 3222 22:11:44.614829  # [  127.338598] bf00: c4f25640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3223 22:11:44.657300  # [  127.347067] bf20: 00000000 00000000 c13e0f18 d02913ca c206c0e0 c4f25a00 c4f25a00 c5f2a000
 3224 22:11:44.657769  # [  127.355535] bf40: b6e51000 00000000 00000000 00000004 c5f2bf94 c5f2bf60 c059c358 c059bcac
 3225 22:11:44.657906  # [  127.364004] bf60: 00000000 00000000 c5f2bfac d02913ca 00000014 00000014 b6f98e00 00000004
 3226 22:11:44.658019  # [  127.372473] bf80: c03002e4 c5f2a000 c5f2bfa4 c5f2bf98 c059c3e8 c059c2f0 00000000 c5f2bfa8
 3227 22:11:44.658148  # [  127.380941] bfa0: c03000c0 c059c3dc 00000014 00000014 00000001 b6e51000 00000014 00000000
 3228 22:11:44.700600  # [  127.389410] bfc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 bed97ac4
 3229 22:11:44.701032  # [  127.397879] bfe0: 00000004 bed977f8 b6f02d8f b6e897e6 800e0030 00000001 00000000 00000000
 3230 22:11:44.701172  # [  127.406337] Backtrace: 
 3231 22:11:44.701299  # [  127.409061] [<c13cba14>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3232 22:11:44.701447  # [  127.418305]  r5:c58c7000 r4:00000029
 3233 22:11:44.701568  # [  127.422151] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3234 22:11:44.703838  # [  127.430449] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3235 22:11:44.744001  # [  127.438651]  r9:c5f2bf60 r8:c3ab7600 r7:00000014 r6:b6e51000 r5:c4f25a00 r4:c0c588c8
 3236 22:11:44.744249  # [  127.446688] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3237 22:11:44.744377  # [  127.454803]  r9:c07e20b8 r8:c5f2bf60 r7:c290d000 r6:b6e51000 r5:c4f25a00 r4:00000000
 3238 22:11:44.744489  # [  127.462837] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3239 22:11:44.744601  # [  127.470258]  r10:00000004 r9:00000000 r8:00000000 r7:b6e51000 r6:c5f2a000 r5:c4f25a00
 3240 22:11:44.747126  # [  127.478369]  r4:c4f25a00
 3241 22:11:44.787354  # [  127.481173] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3242 22:11:44.787887  # [  127.488594]  r9:c5f2a000 r8:c03002e4 r7:00000004 r6:b6f98e00 r5:00000014 r4:00000014
 3243 22:11:44.788038  # [  127.496630] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3244 22:11:44.788158  # [  127.504478] Exception stack(0xc5f2bfa8 to 0xc5f2bff0)
 3245 22:11:44.788277  # [  127.509810] bfa0:                   00000014 00000014 00000001 b6e51000 00000014 00000000
 3246 22:11:44.790804  # [  127.518280] bfc0: 00000014 00000014 b6f98e00 00000004 00000001 00000000 00020000 bed97ac4
 3247 22:11:44.829442  # [  127.526744] bfe0: 00000004 bed977f8 b6f02d8f b6e897e6
 3248 22:11:44.829874  # [  127.532075] Code: e34a3bcd e3060c84 e34c01ad e0233002 (e5843000) 
 3249 22:11:44.830020  # [  127.538450] ---[ end trace a9b4031abb9513d5 ]---
 3250 22:11:44.830166  # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL]
 3251 22:11:44.830283  not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1
 3252 22:11:44.833272  # selftests: lkdtm: WRITE_KERN.sh
 3253 22:11:45.131541  <6>[  128.409532] lkdtm: Performing direct entry WRITE_KERN
 3254 22:11:45.132061  <6>[  128.413443] lkdtm: attempting bad 7808660 byte write at c13cb8ec
 3255 22:11:45.132200  <1>[  128.419975] 8<--- cut here ---
 3256 22:11:45.132322  <1>[  128.423040] Unable to handle kernel paging request at virtual address c13cb8ec
 3257 22:11:45.132439  <1>[  128.430550] pgd = 1527a773
 3258 22:11:45.132552  <1>[  128.433511] [c13cb8ec] *pgd=c121940e(bad)
 3259 22:11:45.132662  <0>[  128.437799] Internal error: Oops: 80d [#14] SMP ARM
 3260 22:11:45.175067  <4>[  128.442947] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3261 22:11:45.175277  <4>[  128.481988] CPU: 1 PID: 2482 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3262 22:11:45.218460  <4>[  128.490008] Hardware name: STM32 (Device Tree Support)
 3263 22:11:45.218680  <4>[  128.495436] PC is at memcpy+0x50/0x330
 3264 22:11:45.218812  <4>[  128.499442] LR is at 0xe92dd830
 3265 22:11:45.218923  <4>[  128.502843] pc : [<c08d5870>]    lr : [<e92dd830>]    psr: 200e0013
 3266 22:11:45.219037  <4>[  128.509390] sp : c4fdfe2c  ip : e1a0c00d  fp : c4fdfe64
 3267 22:11:45.219146  <4>[  128.514889] r10: 0000000b  r9 : c1ad5ea0  r8 : e89da800
 3268 22:11:45.219253  <4>[  128.520390] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3269 22:11:45.221595  <4>[  128.527200] r3 : e1a0c00d  r2 : 007725f4  r1 : c0c59278  r0 : c13cb8ec
 3270 22:11:45.261839  <4>[  128.534012] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3271 22:11:45.262047  <4>[  128.541432] Control: 10c5387d  Table: c68e006a  DAC: 00000051
 3272 22:11:45.262181  <0>[  128.547460] Process cat (pid: 2482, stack limit = 0x84a4e888)
 3273 22:11:45.262300  <0>[  128.553479] Stack: (0xc4fdfe2c to 0xc4fe0000)
 3274 22:11:45.262423  <0>[  128.558112] fe20:                            c0c59258 00772694 c4fdff60 c15ebd54 c13cb8ec
 3275 22:11:45.262541  <0>[  128.566582] fe40: c13cb8ec c13cbad0 0000002a c5b81000 0000000b c4fdff60 c4fdfe74 c4fdfe68
 3276 22:11:45.304710  <0>[  128.575050] fe60: c0c584e8 c13cba90 c4fdfe9c c4fdfe78 c0c589e8 c0c584c8 c0c588c8 c5fa7640
 3277 22:11:45.305143  <0>[  128.583520] fe80: b6ea4000 0000000b c3ab7600 c4fdff60 c4fdfec4 c4fdfea0 c07e211c c0c588d4
 3278 22:11:45.305280  <0>[  128.591990] fea0: 00000000 c5fa7640 b6ea4000 c290d000 c4fdff60 c07e20b8 c4fdff5c c4fdfec8
 3279 22:11:45.305394  <0>[  128.600460] fec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4fde000
 3280 22:11:45.305503  <0>[  128.608930] fee0: b6ea4000 00020000 00000004 0000000b 0001fff5 c4fdfee0 00000001 b6ea3000
 3281 22:11:45.348101  <0>[  128.617399] ff00: c5fa7500 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3282 22:11:45.348588  <0>[  128.625870] ff20: 00000000 00000000 c13e0f18 996510b5 c206c0e0 c5fa7640 c5fa7640 c4fde000
 3283 22:11:45.348731  <0>[  128.634341] ff40: b6ea4000 00000000 00000000 00000004 c4fdff94 c4fdff60 c059c358 c059bcac
 3284 22:11:45.348855  <0>[  128.642811] ff60: 00000000 00000000 c4fdffac 996510b5 0000000b 0000000b b6febe00 00000004
 3285 22:11:45.348971  <0>[  128.651282] ff80: c03002e4 c4fde000 c4fdffa4 c4fdff98 c059c3e8 c059c2f0 00000000 c4fdffa8
 3286 22:11:45.391387  <0>[  128.659751] ffa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6ea4000 0000000b 00000000
 3287 22:11:45.391850  <0>[  128.668221] ffc0: 0000000b 0000000b b6febe00 00000004 00000001 00000000 00020000 bea3dac4
 3288 22:11:45.391991  <0>[  128.676691] ffe0: 00000004 bea3d7f8 b6f55d8f b6edc7e6 800e0030 00000001 00000000 00000000
 3289 22:11:45.392113  <0>[  128.685151] Backtrace: 
 3290 22:11:45.392229  <0>[  128.687881] [<c13cba84>] (lkdtm_WRITE_KERN) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3291 22:11:45.392339  <0>[  128.696338]  r7:c4fdff60 r6:0000000b r5:c5b81000 r4:0000002a
 3292 22:11:45.394683  <0>[  128.702277] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3293 22:11:45.434887  <0>[  128.710577] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3294 22:11:45.435087  <0>[  128.718781]  r9:c4fdff60 r8:c3ab7600 r7:0000000b r6:b6ea4000 r5:c5fa7640 r4:c0c588c8
 3295 22:11:45.435215  <0>[  128.726818] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3296 22:11:45.435329  <0>[  128.734934]  r9:c07e20b8 r8:c4fdff60 r7:c290d000 r6:b6ea4000 r5:c5fa7640 r4:00000000
 3297 22:11:45.435439  <0>[  128.742968] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3298 22:11:45.478367  <0>[  128.750389]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea4000 r6:c4fde000 r5:c5fa7640
 3299 22:11:45.478869  <0>[  128.758501]  r4:c5fa7640
 3300 22:11:45.479016  <0>[  128.761305] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3301 22:11:45.479128  <0>[  128.768726]  r9:c4fde000 r8:c03002e4 r7:00000004 r6:b6febe00 r5:0000000b r4:0000000b
 3302 22:11:45.479236  <0>[  128.776763] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3303 22:11:45.479345  <0>[  128.784611] Exception stack(0xc4fdffa8 to 0xc4fdfff0)
 3304 22:11:45.529481  <0>[  128.789942] ffa0:                   0000000b 0000000b 00000001 b6ea4000 0000000b 00000000
 3305 22:11:45.529979  <0>[  128.798413] ffc0: 0000000b 0000000b b6febe00 00000004 00000001 00000000 00020000 bea3dac4
 3306 22:11:45.530139  <0>[  128.806877] ffe0: 00000004 bea3d7f8 b6f55d8f b6edc7e6
 3307 22:11:45.530262  <0>[  128.812208] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3308 22:11:45.532916  <4>[  128.818582] ---[ end trace a9b4031abb9513d6 ]---
 3309 22:11:45.533095  # Segmentation fault
 3310 22:11:45.911713  # [  128.409532] lkdtm: Performing direct entry WRITE_KERN
 3311 22:11:45.912232  # [  128.413443] lkdtm: attempting bad 7808660 byte write at c13cb8ec
 3312 22:11:45.912383  # [  128.419975] 8<--- cut here ---
 3313 22:11:45.912498  # [  128.423040] Unable to handle kernel paging request at virtual address c13cb8ec
 3314 22:11:45.912610  # [  128.430550] pgd = 1527a773
 3315 22:11:45.912718  # [  128.433511] [c13cb8ec] *pgd=c121940e(bad)
 3316 22:11:45.912825  # [  128.437799] Internal error: Oops: 80d [#14] SMP ARM
 3317 22:11:45.980655  # [  128.442947] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3318 22:11:45.980988  # [  128.481988] CPU: 1 PID: 2482 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3319 22:11:45.983266  # [  128.490008] Hardware name: STM32 (Device Tree Support)
 3320 22:11:46.023094  # [  128.495436] PC is at memcpy+0x50/0x330
 3321 22:11:46.023291  # [  128.499442] LR is at 0xe92dd830
 3322 22:11:46.023658  # [  128.502843] pc : [<c08d5870>]    lr : [<e92dd830>]    psr: 200e0013
 3323 22:11:46.023783  # [  128.509390] sp : c4fdfe2c  ip : e1a0c00d  fp : c4fdfe64
 3324 22:11:46.023895  # [  128.514889] r10: 0000000b  r9 : c1ad5ea0  r8 : e89da800
 3325 22:11:46.024001  # [  128.520390] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3326 22:11:46.024105  # [  128.527200] r3 : e1a0c00d  r2 : 007725f4  r1 : c0c59278  r0 : c13cb8ec
 3327 22:11:46.026501  # [  128.534012] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3328 22:11:46.066426  # [  128.541432] Control: 10c5387d  Table: c68e006a  DAC: 00000051
 3329 22:11:46.066912  # [  128.547460] Process cat (pid: 2482, stack limit = 0x84a4e888)
 3330 22:11:46.067047  # [  128.553479] Stack: (0xc4fdfe2c to 0xc4fe0000)
 3331 22:11:46.067169  # [  128.558112] fe20:                            c0c59258 00772694 c4fdff60 c15ebd54 c13cb8ec
 3332 22:11:46.067278  # [  128.566582] fe40: c13cb8ec c13cbad0 0000002a c5b81000 0000000b c4fdff60 c4fdfe74 c4fdfe68
 3333 22:11:46.069824  # [  128.575050] fe60: c0c584e8 c13cba90 c4fdfe9c c4fdfe78 c0c589e8 c0c584c8 c0c588c8 c5fa7640
 3334 22:11:46.109744  # [  128.583520] fe80: b6ea4000 0000000b c3ab7600 c4fdff60 c4fdfec4 c4fdfea0 c07e211c c0c588d4
 3335 22:11:46.110307  # [  128.591990] fea0: 00000000 c5fa7640 b6ea4000 c290d000 c4fdff60 c07e20b8 c4fdff5c c4fdfec8
 3336 22:11:46.110447  # [  128.600460] fec0: c059bdac c07e20c4 00000001 00000000 c059c358 c13e0f18 c059c358 c4fde000
 3337 22:11:46.110560  # [  128.608930] fee0: b6ea4000 00020000 00000004 0000000b 0001fff5 c4fdfee0 00000001 b6ea3000
 3338 22:11:46.110667  # [  128.617399] ff00: c5fa7500 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3339 22:11:46.152981  # [  128.625870] ff20: 00000000 00000000 c13e0f18 996510b5 c206c0e0 c5fa7640 c5fa7640 c4fde000
 3340 22:11:46.153445  # [  128.634341] ff40: b6ea4000 00000000 00000000 00000004 c4fdff94 c4fdff60 c059c358 c059bcac
 3341 22:11:46.153582  # [  128.642811] ff60: 00000000 00000000 c4fdffac 996510b5 0000000b 0000000b b6febe00 00000004
 3342 22:11:46.153704  # [  128.651282] ff80: c03002e4 c4fde000 c4fdffa4 c4fdff98 c059c3e8 c059c2f0 00000000 c4fdffa8
 3343 22:11:46.153821  # [  128.659751] ffa0: c03000c0 c059c3dc 0000000b 0000000b 00000001 b6ea4000 0000000b 00000000
 3344 22:11:46.196795  # [  128.668221] ffc0: 0000000b 0000000b b6febe00 00000004 00000001 00000000 00020000 bea3dac4
 3345 22:11:46.197056  # [  128.676691] ffe0: 00000004 bea3d7f8 b6f55d8f b6edc7e6 800e0030 00000001 00000000 00000000
 3346 22:11:46.197180  # [  128.685151] Backtrace: 
 3347 22:11:46.197292  # [  128.687881] [<c13cba84>] (lkdtm_WRITE_KERN) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3348 22:11:46.197403  # [  128.696338]  r7:c4fdff60 r6:0000000b r5:c5b81000 r4:0000002a
 3349 22:11:46.197514  # [  128.702277] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3350 22:11:46.239583  # [  128.710577] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3351 22:11:46.240023  # [  128.718781]  r9:c4fdff60 r8:c3ab7600 r7:0000000b r6:b6ea4000 r5:c5fa7640 r4:c0c588c8
 3352 22:11:46.240158  # [  128.726818] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3353 22:11:46.240277  # [  128.734934]  r9:c07e20b8 r8:c4fdff60 r7:c290d000 r6:b6ea4000 r5:c5fa7640 r4:00000000
 3354 22:11:46.240392  # [  128.742968] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3355 22:11:46.243166  # [  128.750389]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea4000 r6:c4fde000 r5:c5fa7640
 3356 22:11:46.243343  # [  128.758501]  r4:c5fa7640
 3357 22:11:46.283134  # [  128.761305] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3358 22:11:46.283385  # [  128.768726]  r9:c4fde000 r8:c03002e4 r7:00000004 r6:b6febe00 r5:0000000b r4:0000000b
 3359 22:11:46.283509  # [  128.776763] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3360 22:11:46.283620  # [  128.784611] Exception stack(0xc4fdffa8 to 0xc4fdfff0)
 3361 22:11:46.283729  # [  128.789942] ffa0:                   0000000b 0000000b 00000001 b6ea4000 0000000b 00000000
 3362 22:11:46.325492  # [  128.798413] ffc0: 0000000b 0000000b b6febe00 00000004 00000001 00000000 00020000 bea3dac4
 3363 22:11:46.325927  # [  128.806877] ffe0: 00000004 bea3d7f8 b6f55d8f b6edc7e6
 3364 22:11:46.326091  # [  128.812208] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3365 22:11:46.326208  # [  128.818582] ---[ end trace a9b4031abb9513d6 ]---
 3366 22:11:46.326321  # WRITE_KERN: missing 'call trace:': [FAIL]
 3367 22:11:46.326430  not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1
 3368 22:11:46.328901  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3369 22:11:46.611277  <6>[  129.889002] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3370 22:11:46.611541  <6>[  129.893867] lkdtm: attempting good refcount_inc() without overflow
 3371 22:11:46.611670  <6>[  129.900575] lkdtm: attempting bad refcount_inc() overflow
 3372 22:11:46.611788  <4>[  129.906096] ------------[ cut here ]------------
 3373 22:11:46.611903  <4>[  129.910910] WARNING: CPU: 1 PID: 2558 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3374 22:11:46.612019  <4>[  129.919697] refcount_t: saturated; leaking memory.
 3375 22:11:46.654504  <4>[  129.924680] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3376 22:11:46.657705  <4>[  129.963805] CPU: 1 PID: 2558 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3377 22:11:46.697606  <4>[  129.971743] Hardware name: STM32 (Device Tree Support)
 3378 22:11:46.698061  <4>[  129.977154] Backtrace: 
 3379 22:11:46.698202  <4>[  129.979880] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3380 22:11:46.698324  <4>[  129.987727]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3381 22:11:46.698440  <4>[  129.993668] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3382 22:11:46.698551  <4>[  130.001266] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3383 22:11:46.701081  <4>[  130.008509]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 3384 22:11:46.741136  <4>[  130.016543] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3385 22:11:46.741335  <4>[  130.024309]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c6816000
 3386 22:11:46.741460  <4>[  130.030250] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 3387 22:11:46.741573  <4>[  130.039505]  r9:c1ad5eac r8:c15ebd54 r7:c6817f60 r6:00000016 r5:c5b81000 r4:c6816000
 3388 22:11:46.744424  <4>[  130.047541] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 3389 22:11:46.784464  <4>[  130.057494] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbf00>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3390 22:11:46.784658  <4>[  130.067883] [<c13cbe88>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3391 22:11:46.784790  <4>[  130.077302]  r4:0000002b
 3392 22:11:46.784909  <4>[  130.080104] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3393 22:11:46.785024  <4>[  130.088404] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3394 22:11:46.827514  <4>[  130.096610]  r9:c6817f60 r8:c3ab7600 r7:00000016 r6:b6dbf000 r5:c5fa7dc0 r4:c0c588c8
 3395 22:11:46.827949  <4>[  130.104648] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3396 22:11:46.828092  <4>[  130.112764]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6dbf000 r5:c5fa7dc0 r4:00000000
 3397 22:11:46.828207  <4>[  130.120800] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3398 22:11:46.828323  <4>[  130.128220]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c6816000 r5:c5fa7dc0
 3399 22:11:46.828434  <4>[  130.136331]  r4:c5fa7dc0
 3400 22:11:46.830901  <4>[  130.139135] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3401 22:11:46.871057  <4>[  130.146555]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:00000016 r4:00000016
 3402 22:11:46.871247  <4>[  130.154589] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3403 22:11:46.871374  <4>[  130.162439] Exception stack(0xc6817fa8 to 0xc6817ff0)
 3404 22:11:46.871488  <4>[  130.167772] 7fa0:                   00000016 00000016 00000001 b6dbf000 00000016 00000000
 3405 22:11:46.871599  <4>[  130.176242] 7fc0: 00000016 00000016 b6f06e00 00000004 00000001 00000000 00020000 bee32ac4
 3406 22:11:46.874378  <4>[  130.184707] 7fe0: 00000004 bee327f8 b6e70d8f b6df77e6
 3407 22:11:46.924436  <4>[  130.190120] irq event stamp: 0
 3408 22:11:46.924908  <4>[  130.193369] hardirqs last  enabled at (0): [<00000000>] 0x0
 3409 22:11:46.925050  <4>[  130.199317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3410 22:11:46.925167  <4>[  130.207075] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3411 22:11:46.925277  <4>[  130.214793] softirqs last disabled at (0): [<00000000>] 0x0
 3412 22:11:46.925388  <4>[  130.220707] ---[ end trace a9b4031abb9513d7 ]---
 3413 22:11:46.927928  <6>[  130.225530] lkdtm: Overflow detected: saturated
 3414 22:11:47.143779  # [  129.889002] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3415 22:11:47.144264  # [  129.893867] lkdtm: attempting good refcount_inc() without overflow
 3416 22:11:47.144401  # [  129.900575] lkdtm: attempting bad refcount_inc() overflow
 3417 22:11:47.144516  # [  129.906096] ------------[ cut here ]------------
 3418 22:11:47.144626  # [  129.910910] WARNING: CPU: 1 PID: 2558 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3419 22:11:47.144736  # [  129.919697] refcount_t: saturated; leaking memory.
 3420 22:11:47.187286  # [  129.924680] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3421 22:11:47.187527  # [  129.963805] CPU: 1 PID: 2558 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3422 22:11:47.190512  # [  129.971743] Hardware name: STM32 (Device Tree Support)
 3423 22:11:47.230367  # [  129.977154] Backtrace: 
 3424 22:11:47.230864  # [  129.979880] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3425 22:11:47.231010  # [  129.987727]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3426 22:11:47.231126  # [  129.993668] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3427 22:11:47.231239  # [  130.001266] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3428 22:11:47.231347  # [  130.008509]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 3429 22:11:47.273667  # [  130.016543] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3430 22:11:47.274124  # [  130.024309]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c6816000
 3431 22:11:47.274267  # [  130.030250] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 3432 22:11:47.274383  # [  130.039505]  r9:c1ad5eac r8:c15ebd54 r7:c6817f60 r6:00000016 r5:c5b81000 r4:c6816000
 3433 22:11:47.274495  # [  130.047541] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 3434 22:11:47.316957  # [  130.057494] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbf00>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3435 22:11:47.317480  # [  130.067883] [<c13cbe88>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3436 22:11:47.317675  # [  130.077302]  r4:0000002b
 3437 22:11:47.317801  # [  130.080104] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3438 22:11:47.317913  # [  130.088404] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3439 22:11:47.320447  # [  130.096610]  r9:c6817f60 r8:c3ab7600 r7:00000016 r6:b6dbf000 r5:c5fa7dc0 r4:c0c588c8
 3440 22:11:47.360316  # [  130.104648] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3441 22:11:47.360817  # [  130.112764]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6dbf000 r5:c5fa7dc0 r4:00000000
 3442 22:11:47.360990  # [  130.120800] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3443 22:11:47.361115  # [  130.128220]  r10:00000004 r9:00000000 r8:00000000 r7:b6dbf000 r6:c6816000 r5:c5fa7dc0
 3444 22:11:47.361226  # [  130.136331]  r4:c5fa7dc0
 3445 22:11:47.361334  # [  130.139135] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3446 22:11:47.403356  # [  130.146555]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6f06e00 r5:00000016 r4:00000016
 3447 22:11:47.403845  # [  130.154589] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3448 22:11:47.403989  # [  130.162439] Exception stack(0xc6817fa8 to 0xc6817ff0)
 3449 22:11:47.404104  # [  130.167772] 7fa0:                   00000016 00000016 00000001 b6dbf000 00000016 00000000
 3450 22:11:47.404215  # [  130.176242] 7fc0: 00000016 00000016 b6f06e00 00000004 00000001 00000000 00020000 bee32ac4
 3451 22:11:47.404324  # [  130.184707] 7fe0: 00000004 bee327f8 b6e70d8f b6df77e6
 3452 22:11:47.406975  # [  130.190120] irq event stamp: 0
 3453 22:11:47.446930  # [  130.193369] hardirqs last  enabled at (0): [<00000000>] 0x0
 3454 22:11:47.447398  # [  130.199317] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3455 22:11:47.447539  # [  130.207075] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3456 22:11:47.447657  # [  130.214793] softirqs last disabled at (0): [<00000000>] 0x0
 3457 22:11:47.447767  # [  130.220707] ---[ end trace a9b4031abb9513d7 ]---
 3458 22:11:47.447876  # [  130.225530] lkdtm: Overflow detected: saturated
 3459 22:11:47.447984  # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL]
 3460 22:11:47.465733  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1
 3461 22:11:47.465921  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3462 22:11:47.779527  <6>[  131.057266] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3463 22:11:47.779796  <6>[  131.062129] lkdtm: attempting good refcount_add() without overflow
 3464 22:11:47.779926  <6>[  131.068726] lkdtm: attempting bad refcount_add() overflow
 3465 22:11:47.780038  <4>[  131.074261] ------------[ cut here ]------------
 3466 22:11:47.780150  <4>[  131.079243] WARNING: CPU: 0 PID: 2593 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3467 22:11:47.780261  <4>[  131.087939] refcount_t: saturated; leaking memory.
 3468 22:11:47.822774  <4>[  131.092944] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3469 22:11:47.826131  <4>[  131.132051] CPU: 0 PID: 2593 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3470 22:11:47.866174  <4>[  131.140000] Hardware name: STM32 (Device Tree Support)
 3471 22:11:47.866390  <4>[  131.145412] Backtrace: 
 3472 22:11:47.866521  <4>[  131.148137] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3473 22:11:47.866635  <4>[  131.155983]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3474 22:11:47.866750  <4>[  131.161923] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3475 22:11:47.866857  <4>[  131.169520] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3476 22:11:47.869274  <4>[  131.176763]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 3477 22:11:47.909418  <4>[  131.184795] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3478 22:11:47.909698  <4>[  131.192562]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5b8e000
 3479 22:11:47.909824  <4>[  131.198504] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 3480 22:11:47.909938  <4>[  131.207759]  r9:c1ad5ec4 r8:c15ebd54 r7:c5b8ff60 r6:00000016 r5:c5ab3000 r4:c5b8e000
 3481 22:11:47.913018  <4>[  131.215795] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 3482 22:11:47.952724  <4>[  131.225749] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbfa8>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3483 22:11:47.952903  <4>[  131.236137] [<c13cbf24>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3484 22:11:47.953030  <4>[  131.245555]  r4:0000002c
 3485 22:11:47.953141  <4>[  131.248357] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3486 22:11:47.953251  <4>[  131.256657] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3487 22:11:47.996036  <4>[  131.264861]  r9:c5b8ff60 r8:c3ab7600 r7:00000016 r6:b6ea8000 r5:c5fa78c0 r4:c0c588c8
 3488 22:11:47.996497  <4>[  131.272899] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3489 22:11:47.996634  <4>[  131.281015]  r9:c07e20b8 r8:c5b8ff60 r7:c290d000 r6:b6ea8000 r5:c5fa78c0 r4:00000000
 3490 22:11:47.996755  <4>[  131.289049] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3491 22:11:47.996871  <4>[  131.296468]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5b8e000 r5:c5fa78c0
 3492 22:11:47.996981  <4>[  131.304579]  r4:c5fa78c0
 3493 22:11:47.999278  <4>[  131.307382] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3494 22:11:48.039317  <4>[  131.314802]  r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000016 r4:00000016
 3495 22:11:48.039547  <4>[  131.322835] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3496 22:11:48.039674  <4>[  131.330683] Exception stack(0xc5b8ffa8 to 0xc5b8fff0)
 3497 22:11:48.039790  <4>[  131.336015] ffa0:                   00000016 00000016 00000001 b6ea8000 00000016 00000000
 3498 22:11:48.039900  <4>[  131.344484] ffc0: 00000016 00000016 b6fefe00 00000004 00000001 00000000 00020000 bedb8ac4
 3499 22:11:48.042748  <4>[  131.352948] ffe0: 00000004 bedb87f8 b6f59d8f b6ee07e6
 3500 22:11:48.092427  <4>[  131.358363] irq event stamp: 0
 3501 22:11:48.092935  <4>[  131.361606] hardirqs last  enabled at (0): [<00000000>] 0x0
 3502 22:11:48.093078  <4>[  131.367535] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3503 22:11:48.093195  <4>[  131.375220] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3504 22:11:48.093304  <4>[  131.383086] softirqs last disabled at (0): [<00000000>] 0x0
 3505 22:11:48.093412  <4>[  131.388966] ---[ end trace a9b4031abb9513d8 ]---
 3506 22:11:48.095888  <6>[  131.393721] lkdtm: Overflow detected: saturated
 3507 22:11:48.318568  # [  131.057266] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3508 22:11:48.318828  # [  131.062129] lkdtm: attempting good refcount_add() without overflow
 3509 22:11:48.318959  # [  131.068726] lkdtm: attempting bad refcount_add() overflow
 3510 22:11:48.319071  # [  131.074261] ------------[ cut here ]------------
 3511 22:11:48.319185  # [  131.079243] WARNING: CPU: 0 PID: 2593 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3512 22:11:48.319294  # [  131.087939] refcount_t: saturated; leaking memory.
 3513 22:11:48.361976  # [  131.092944] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3514 22:11:48.365275  # [  131.132051] CPU: 0 PID: 2593 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3515 22:11:48.405003  # [  131.140000] Hardware name: STM32 (Device Tree Support)
 3516 22:11:48.405349  # [  131.145412] Backtrace: 
 3517 22:11:48.405804  # [  131.148137] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3518 22:11:48.405984  # [  131.155983]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3519 22:11:48.406171  # [  131.161923] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3520 22:11:48.406335  # [  131.169520] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3521 22:11:48.408505  # [  131.176763]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 3522 22:11:48.448299  # [  131.184795] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3523 22:11:48.448887  # [  131.192562]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5b8e000
 3524 22:11:48.449084  # [  131.198504] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 3525 22:11:48.449253  # [  131.207759]  r9:c1ad5ec4 r8:c15ebd54 r7:c5b8ff60 r6:00000016 r5:c5ab3000 r4:c5b8e000
 3526 22:11:48.449410  # [  131.215795] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 3527 22:11:48.491658  # [  131.225749] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cbfa8>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3528 22:11:48.492256  # [  131.236137] [<c13cbf24>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3529 22:11:48.492454  # [  131.245555]  r4:0000002c
 3530 22:11:48.492613  # [  131.248357] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3531 22:11:48.492768  # [  131.256657] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3532 22:11:48.494907  # [  131.264861]  r9:c5b8ff60 r8:c3ab7600 r7:00000016 r6:b6ea8000 r5:c5fa78c0 r4:c0c588c8
 3533 22:11:48.535195  # [  131.272899] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3534 22:11:48.535472  # [  131.281015]  r9:c07e20b8 r8:c5b8ff60 r7:c290d000 r6:b6ea8000 r5:c5fa78c0 r4:00000000
 3535 22:11:48.535617  # [  131.289049] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3536 22:11:48.535742  # [  131.296468]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea8000 r6:c5b8e000 r5:c5fa78c0
 3537 22:11:48.535860  # [  131.304579]  r4:c5fa78c0
 3538 22:11:48.538426  # [  131.307382] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3539 22:11:48.578286  # [  131.314802]  r9:c5b8e000 r8:c03002e4 r7:00000004 r6:b6fefe00 r5:00000016 r4:00000016
 3540 22:11:48.578860  # [  131.322835] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3541 22:11:48.579079  # [  131.330683] Exception stack(0xc5b8ffa8 to 0xc5b8fff0)
 3542 22:11:48.579282  # [  131.336015] ffa0:                   00000016 00000016 00000001 b6ea8000 00000016 00000000
 3543 22:11:48.579467  # [  131.344484] ffc0: 00000016 00000016 b6fefe00 00000004 00000001 00000000 00020000 bedb8ac4
 3544 22:11:48.581743  # [  131.352948] ffe0: 00000004 bedb87f8 b6f59d8f b6ee07e6
 3545 22:11:48.581959  # [  131.358363] irq event stamp: 0
 3546 22:11:48.621584  # [  131.361606] hardirqs last  enabled at (0): [<00000000>] 0x0
 3547 22:11:48.622161  # [  131.367535] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3548 22:11:48.622374  # [  131.375220] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3549 22:11:48.622560  # [  131.383086] softirqs last disabled at (0): [<00000000>] 0x0
 3550 22:11:48.622730  # [  131.388966] ---[ end trace a9b4031abb9513d8 ]---
 3551 22:11:48.622906  # [  131.393721] lkdtm: Overflow detected: saturated
 3552 22:11:48.624976  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]
 3553 22:11:48.642473  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1
 3554 22:11:48.645877  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3555 22:11:48.957990  <6>[  132.235503] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3556 22:11:48.958344  <6>[  132.241355] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3557 22:11:48.958529  <4>[  132.247768] ------------[ cut here ]------------
 3558 22:11:48.958701  <4>[  132.252524] WARNING: CPU: 1 PID: 2628 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3559 22:11:48.958888  <4>[  132.261322] refcount_t: saturated; leaking memory.
 3560 22:11:49.001303  <4>[  132.266370] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3561 22:11:49.001575  <4>[  132.305400] CPU: 1 PID: 2628 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3562 22:11:49.004580  <4>[  132.313355] Hardware name: STM32 (Device Tree Support)
 3563 22:11:49.044356  <4>[  132.318766] Backtrace: 
 3564 22:11:49.044895  <4>[  132.321492] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3565 22:11:49.045104  <4>[  132.329339]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3566 22:11:49.045307  <4>[  132.335278] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3567 22:11:49.045478  <4>[  132.342876] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3568 22:11:49.045645  <4>[  132.350120]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 3569 22:11:49.087660  <4>[  132.358154] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3570 22:11:49.088256  <4>[  132.365921]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c5dae000
 3571 22:11:49.088458  <4>[  132.371863] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 3572 22:11:49.088652  <4>[  132.381118]  r9:c1ad5edc r8:c15ebd54 r7:c5daff60 r6:0000001f r5:c5b81000 r4:7fffffff
 3573 22:11:49.088838  <4>[  132.389156] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3574 22:11:49.130976  <4>[  132.399896] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc01c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3575 22:11:49.131586  <4>[  132.411849]  r5:c5b81000 r4:c5dae000
 3576 22:11:49.131799  <4>[  132.415701] [<c13cbfcc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3577 22:11:49.131985  <4>[  132.425905]  r4:0000002d
 3578 22:11:49.132162  <4>[  132.428708] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3579 22:11:49.132347  <4>[  132.437006] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3580 22:11:49.174312  <4>[  132.445211]  r9:c5daff60 r8:c3ab7600 r7:0000001f r6:b6eb2000 r5:c59f5000 r4:c0c588c8
 3581 22:11:49.174901  <4>[  132.453249] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3582 22:11:49.175108  <4>[  132.461364]  r9:c07e20b8 r8:c5daff60 r7:c290d000 r6:b6eb2000 r5:c59f5000 r4:00000000
 3583 22:11:49.175295  <4>[  132.469400] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3584 22:11:49.175475  <4>[  132.476821]  r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c5dae000 r5:c59f5000
 3585 22:11:49.175651  <4>[  132.484933]  r4:c59f5000
 3586 22:11:49.217610  <4>[  132.487737] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3587 22:11:49.218167  <4>[  132.495158]  r9:c5dae000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:0000001f r4:0000001f
 3588 22:11:49.218375  <4>[  132.503193] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3589 22:11:49.218558  <4>[  132.511042] Exception stack(0xc5daffa8 to 0xc5dafff0)
 3590 22:11:49.218737  <4>[  132.516374] ffa0:                   0000001f 0000001f 00000001 b6eb2000 0000001f 00000000
 3591 22:11:49.220846  <4>[  132.524846] ffc0: 0000001f 0000001f b6ff9e00 00000004 00000001 00000000 00020000 be8adac4
 3592 22:11:49.271416  <4>[  132.533310] ffe0: 00000004 be8ad7f8 b6f63d8f b6eea7e6
 3593 22:11:49.271778  <4>[  132.538736] irq event stamp: 0
 3594 22:11:49.272277  <4>[  132.541966] hardirqs last  enabled at (0): [<00000000>] 0x0
 3595 22:11:49.272489  <4>[  132.547953] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3596 22:11:49.272705  <4>[  132.555591] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3597 22:11:49.272923  <4>[  132.563467] softirqs last disabled at (0): [<00000000>] 0x0
 3598 22:11:49.273132  <4>[  132.569298] ---[ end trace a9b4031abb9513d9 ]---
 3599 22:11:49.274934  <6>[  132.574091] lkdtm: Overflow detected: saturated
 3600 22:11:49.490711  # [  132.235503] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3601 22:11:49.491373  # [  132.241355] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3602 22:11:49.491626  # [  132.247768] ------------[ cut here ]------------
 3603 22:11:49.491851  # [  132.252524] WARNING: CPU: 1 PID: 2628 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3604 22:11:49.492062  # [  132.261322] refcount_t: saturated; leaking memory.
 3605 22:11:49.534611  # [  132.266370] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3606 22:11:49.534908  # [  132.305400] CPU: 1 PID: 2628 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3607 22:11:49.535124  # [  132.313355] Hardware name: STM32 (Device Tree Support)
 3608 22:11:49.537314  # [  132.318766] Backtrace: 
 3609 22:11:49.577428  # [  132.321492] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3610 22:11:49.578026  # [  132.329339]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3611 22:11:49.578299  # [  132.335278] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3612 22:11:49.578517  # [  132.342876] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3613 22:11:49.578729  # [  132.350120]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 3614 22:11:49.580411  # [  132.358154] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3615 22:11:49.620666  # [  132.365921]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c5dae000
 3616 22:11:49.621267  # [  132.371863] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 3617 22:11:49.621489  # [  132.381118]  r9:c1ad5edc r8:c15ebd54 r7:c5daff60 r6:0000001f r5:c5b81000 r4:7fffffff
 3618 22:11:49.621686  # [  132.389156] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3619 22:11:49.663947  # [  132.399896] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc01c>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x50/0x88)
 3620 22:11:49.664268  # [  132.411849]  r5:c5b81000 r4:c5dae000
 3621 22:11:49.664774  # [  132.415701] [<c13cbfcc>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3622 22:11:49.665005  # [  132.425905]  r4:0000002d
 3623 22:11:49.665203  # [  132.428708] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3624 22:11:49.665415  # [  132.437006] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3625 22:11:49.667315  # [  132.445211]  r9:c5daff60 r8:c3ab7600 r7:0000001f r6:b6eb2000 r5:c59f5000 r4:c0c588c8
 3626 22:11:49.707600  # [  132.453249] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3627 22:11:49.707915  # [  132.461364]  r9:c07e20b8 r8:c5daff60 r7:c290d000 r6:b6eb2000 r5:c59f5000 r4:00000000
 3628 22:11:49.708154  # [  132.469400] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3629 22:11:49.708333  # [  132.476821]  r10:00000004 r9:00000000 r8:00000000 r7:b6eb2000 r6:c5dae000 r5:c59f5000
 3630 22:11:49.708563  # [  132.484933]  r4:c59f5000
 3631 22:11:49.708756  # [  132.487737] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3632 22:11:49.750619  # [  132.495158]  r9:c5dae000 r8:c03002e4 r7:00000004 r6:b6ff9e00 r5:0000001f r4:0000001f
 3633 22:11:49.751260  # [  132.503193] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3634 22:11:49.751473  # [  132.511042] Exception stack(0xc5daffa8 to 0xc5dafff0)
 3635 22:11:49.751652  # [  132.516374] ffa0:                   0000001f 0000001f 00000001 b6eb2000 0000001f 00000000
 3636 22:11:49.751827  # [  132.524846] ffc0: 0000001f 0000001f b6ff9e00 00000004 00000001 00000000 00020000 be8adac4
 3637 22:11:49.752001  # [  132.533310] ffe0: 00000004 be8ad7f8 b6f63d8f b6eea7e6
 3638 22:11:49.753835  # [  132.538736] irq event stamp: 0
 3639 22:11:49.793849  # [  132.541966] hardirqs last  enabled at (0): [<00000000>] 0x0
 3640 22:11:49.794461  # [  132.547953] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3641 22:11:49.794663  # [  132.555591] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3642 22:11:49.794841  # [  132.563467] softirqs last disabled at (0): [<00000000>] 0x0
 3643 22:11:49.795040  # [  132.569298] ---[ end trace a9b4031abb9513d9 ]---
 3644 22:11:49.795223  # [  132.574091] lkdtm: Overflow detected: saturated
 3645 22:11:49.797092  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3646 22:11:49.814382  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1
 3647 22:11:49.817588  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3648 22:11:50.150560  <6>[  133.428148] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3649 22:11:50.150898  <6>[  133.433799] lkdtm: attempting bad refcount_add_not_zero() overflow
 3650 22:11:50.151084  <4>[  133.440426] ------------[ cut here ]------------
 3651 22:11:50.151276  <4>[  133.445170] WARNING: CPU: 1 PID: 2663 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3652 22:11:50.151460  <4>[  133.453964] refcount_t: saturated; leaking memory.
 3653 22:11:50.193849  <4>[  133.459016] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3654 22:11:50.194223  <4>[  133.498042] CPU: 1 PID: 2663 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3655 22:11:50.197051  <4>[  133.505999] Hardware name: STM32 (Device Tree Support)
 3656 22:11:50.236841  <4>[  133.511410] Backtrace: 
 3657 22:11:50.237440  <4>[  133.514135] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3658 22:11:50.237647  <4>[  133.521983]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3659 22:11:50.237830  <4>[  133.527923] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3660 22:11:50.238007  <4>[  133.535522] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3661 22:11:50.238232  <4>[  133.542766]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 3662 22:11:50.279975  <4>[  133.550799] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3663 22:11:50.280581  <4>[  133.558566]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c5d86000
 3664 22:11:50.280783  <4>[  133.564509] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 3665 22:11:50.280964  <4>[  133.573761]  r9:c1ad5efc r8:c15ebd54 r7:c5d87f60 r6:0000001f r5:c5b81000 r4:7fffffff
 3666 22:11:50.281149  <4>[  133.581796] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3667 22:11:50.323398  <4>[  133.592534] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc0a4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3668 22:11:50.324009  <4>[  133.604485]  r5:c5b81000 r4:c5d86000
 3669 22:11:50.324214  <4>[  133.608338] [<c13cc054>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3670 22:11:50.324397  <4>[  133.618540]  r4:0000002e
 3671 22:11:50.324586  <4>[  133.621341] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3672 22:11:50.324781  <4>[  133.629640] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3673 22:11:50.366781  <4>[  133.637843]  r9:c5d87f60 r8:c3ab7600 r7:0000001f r6:b6e64000 r5:c4fd73c0 r4:c0c588c8
 3674 22:11:50.367392  <4>[  133.645882] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3675 22:11:50.367596  <4>[  133.653995]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6e64000 r5:c4fd73c0 r4:00000000
 3676 22:11:50.367785  <4>[  133.662031] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3677 22:11:50.367963  <4>[  133.669449]  r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c5d86000 r5:c4fd73c0
 3678 22:11:50.368140  <4>[  133.677559]  r4:c4fd73c0
 3679 22:11:50.410112  <4>[  133.680364] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3680 22:11:50.410713  <4>[  133.687784]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6fabe00 r5:0000001f r4:0000001f
 3681 22:11:50.410925  <4>[  133.695819] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3682 22:11:50.411112  <4>[  133.703669] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 3683 22:11:50.411294  <4>[  133.709001] 7fa0:                   0000001f 0000001f 00000001 b6e64000 0000001f 00000000
 3684 22:11:50.413354  <4>[  133.717471] 7fc0: 0000001f 0000001f b6fabe00 00000004 00000001 00000000 00020000 bea23ac4
 3685 22:11:50.463427  <4>[  133.725935] 7fe0: 00000004 bea237f8 b6f15d8f b6e9c7e6
 3686 22:11:50.463800  <4>[  133.731347] irq event stamp: 0
 3687 22:11:50.464275  <4>[  133.734597] hardirqs last  enabled at (0): [<00000000>] 0x0
 3688 22:11:50.464468  <4>[  133.740544] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3689 22:11:50.464653  <4>[  133.748306] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3690 22:11:50.464835  <4>[  133.756093] softirqs last disabled at (0): [<00000000>] 0x0
 3691 22:11:50.465010  <4>[  133.761827] ---[ end trace a9b4031abb9513da ]---
 3692 22:11:50.466663  <6>[  133.766831] lkdtm: Overflow detected: saturated
 3693 22:11:50.688396  # [  133.428148] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3694 22:11:50.688761  # [  133.433799] lkdtm: attempting bad refcount_add_not_zero() overflow
 3695 22:11:50.688973  # [  133.440426] ------------[ cut here ]------------
 3696 22:11:50.689162  # [  133.445170] WARNING: CPU: 1 PID: 2663 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3697 22:11:50.689366  # [  133.453964] refcount_t: saturated; leaking memory.
 3698 22:11:50.731653  # [  133.459016] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3699 22:11:50.732000  # [  133.498042] CPU: 1 PID: 2663 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3700 22:11:50.734809  # [  133.505999] Hardware name: STM32 (Device Tree Support)
 3701 22:11:50.735087  # [  133.511410] Backtrace: 
 3702 22:11:50.774993  # [  133.514135] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3703 22:11:50.775305  # [  133.521983]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3704 22:11:50.775527  # [  133.527923] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3705 22:11:50.775717  # [  133.535522] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3706 22:11:50.775890  # [  133.542766]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 3707 22:11:50.818000  # [  133.550799] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3708 22:11:50.818637  # [  133.558566]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c5d86000
 3709 22:11:50.818873  # [  133.564509] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 3710 22:11:50.819089  # [  133.573761]  r9:c1ad5efc r8:c15ebd54 r7:c5d87f60 r6:0000001f r5:c5b81000 r4:7fffffff
 3711 22:11:50.819288  # [  133.581796] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 3712 22:11:50.861341  # [  133.592534] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc0a4>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x50/0x88)
 3713 22:11:50.861955  # [  133.604485]  r5:c5b81000 r4:c5d86000
 3714 22:11:50.862222  # [  133.608338] [<c13cc054>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3715 22:11:50.862439  # [  133.618540]  r4:0000002e
 3716 22:11:50.862650  # [  133.621341] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3717 22:11:50.862853  # [  133.629640] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3718 22:11:50.904698  # [  133.637843]  r9:c5d87f60 r8:c3ab7600 r7:0000001f r6:b6e64000 r5:c4fd73c0 r4:c0c588c8
 3719 22:11:50.905309  # [  133.645882] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3720 22:11:50.905534  # [  133.653995]  r9:c07e20b8 r8:c5d87f60 r7:c290d000 r6:b6e64000 r5:c4fd73c0 r4:00000000
 3721 22:11:50.905734  # [  133.662031] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3722 22:11:50.905918  # [  133.669449]  r10:00000004 r9:00000000 r8:00000000 r7:b6e64000 r6:c5d86000 r5:c4fd73c0
 3723 22:11:50.906132  # [  133.677559]  r4:c4fd73c0
 3724 22:11:50.908020  # [  133.680364] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3725 22:11:50.948279  # [  133.687784]  r9:c5d86000 r8:c03002e4 r7:00000004 r6:b6fabe00 r5:0000001f r4:0000001f
 3726 22:11:50.948603  # [  133.695819] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3727 22:11:50.948817  # [  133.703669] Exception stack(0xc5d87fa8 to 0xc5d87ff0)
 3728 22:11:50.949014  # [  133.709001] 7fa0:                   0000001f 0000001f 00000001 b6e64000 0000001f 00000000
 3729 22:11:50.949199  # [  133.717471] 7fc0: 0000001f 0000001f b6fabe00 00000004 00000001 00000000 00020000 bea23ac4
 3730 22:11:50.951475  # [  133.725935] 7fe0: 00000004 bea237f8 b6f15d8f b6e9c7e6
 3731 22:11:50.991319  # [  133.731347] irq event stamp: 0
 3732 22:11:50.991967  # [  133.734597] hardirqs last  enabled at (0): [<00000000>] 0x0
 3733 22:11:50.992193  # [  133.740544] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3734 22:11:50.992391  # [  133.748306] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3735 22:11:50.992584  # [  133.756093] softirqs last disabled at (0): [<00000000>] 0x0
 3736 22:11:50.992763  # [  133.761827] ---[ end trace a9b4031abb9513da ]---
 3737 22:11:50.992929  # [  133.766831] lkdtm: Overflow detected: saturated
 3738 22:11:51.012363  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3739 22:11:51.015646  not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1
 3740 22:11:51.015923  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3741 22:11:51.343672  <6>[  134.620901] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3742 22:11:51.344228  <6>[  134.625418] lkdtm: attempting good refcount_dec()
 3743 22:11:51.344404  <6>[  134.630613] lkdtm: attempting bad refcount_dec() to zero
 3744 22:11:51.344539  <4>[  134.636150] ------------[ cut here ]------------
 3745 22:11:51.344676  <4>[  134.640892] WARNING: CPU: 1 PID: 2698 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3746 22:11:51.344793  <4>[  134.649670] refcount_t: decrement hit 0; leaking memory.
 3747 22:11:51.387443  <4>[  134.655197] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3748 22:11:51.387662  <4>[  134.694328] CPU: 1 PID: 2698 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3749 22:11:51.430676  <4>[  134.702267] Hardware name: STM32 (Device Tree Support)
 3750 22:11:51.431008  <4>[  134.707679] Backtrace: 
 3751 22:11:51.431185  <4>[  134.710404] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3752 22:11:51.431298  <4>[  134.718252]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3753 22:11:51.431408  <4>[  134.724192] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3754 22:11:51.431519  <4>[  134.731792] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3755 22:11:51.433844  <4>[  134.739037]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 3756 22:11:51.473982  <4>[  134.747072] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3757 22:11:51.474311  <4>[  134.754840]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c58ee000
 3758 22:11:51.474492  <4>[  134.760782] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 3759 22:11:51.474650  <4>[  134.770035]  r9:c1ad5f1c r8:c15ebd54 r7:c58eff60 r6:00000012 r5:c5b81000 r4:c58ee000
 3760 22:11:51.474806  <4>[  134.778070] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3761 22:11:51.517300  <4>[  134.788023] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc138>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3762 22:11:51.517820  <4>[  134.798065] [<c13cc0dc>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3763 22:11:51.518013  <4>[  134.807134]  r4:0000002f
 3764 22:11:51.518204  <4>[  134.809936] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3765 22:11:51.518367  <4>[  134.818236] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3766 22:11:51.520524  <4>[  134.826439]  r9:c58eff60 r8:c3ab7600 r7:00000012 r6:b6dc4000 r5:c5b24640 r4:c0c588c8
 3767 22:11:51.560974  <4>[  134.834476] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3768 22:11:51.561218  <4>[  134.842593]  r9:c07e20b8 r8:c58eff60 r7:c290d000 r6:b6dc4000 r5:c5b24640 r4:00000000
 3769 22:11:51.561401  <4>[  134.850628] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3770 22:11:51.561565  <4>[  134.858049]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c58ee000 r5:c5b24640
 3771 22:11:51.561717  <4>[  134.866160]  r4:c5b24640
 3772 22:11:51.563735  <4>[  134.868965] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3773 22:11:51.603829  <4>[  134.876384]  r9:c58ee000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000012 r4:00000012
 3774 22:11:51.604346  <4>[  134.884419] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3775 22:11:51.604540  <4>[  134.892269] Exception stack(0xc58effa8 to 0xc58efff0)
 3776 22:11:51.604711  <4>[  134.897602] ffa0:                   00000012 00000012 00000001 b6dc4000 00000012 00000000
 3777 22:11:51.604878  <4>[  134.906073] ffc0: 00000012 00000012 b6f0be00 00000004 00000001 00000000 00020000 bed37ac4
 3778 22:11:51.607227  <4>[  134.914539] ffe0: 00000004 bed377f8 b6e75d8f b6dfc7e6
 3779 22:11:51.607473  <4>[  134.919961] irq event stamp: 0
 3780 22:11:51.651417  <4>[  134.923202] hardirqs last  enabled at (0): [<00000000>] 0x0
 3781 22:11:51.651961  <4>[  134.929144] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3782 22:11:51.652098  <4>[  134.936909] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3783 22:11:51.652212  <4>[  134.944624] softirqs last disabled at (0): [<00000000>] 0x0
 3784 22:11:51.652322  <4>[  134.950575] ---[ end trace a9b4031abb9513db ]---
 3785 22:11:51.654756  <6>[  134.955321] lkdtm: Zero detected: saturated
 3786 22:11:51.912858  # [  134.620901] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3787 22:11:51.913233  # [  134.625418] lkdtm: attempting good refcount_dec()
 3788 22:11:51.913413  # [  134.630613] lkdtm: attempting bad refcount_dec() to zero
 3789 22:11:51.913567  # [  134.636150] ------------[ cut here ]------------
 3790 22:11:51.913715  # [  134.640892] WARNING: CPU: 1 PID: 2698 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3791 22:11:51.913863  # [  134.649670] refcount_t: decrement hit 0; leaking memory.
 3792 22:11:51.956191  # [  134.655197] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3793 22:11:51.956477  # [  134.694328] CPU: 1 PID: 2698 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3794 22:11:51.999707  # [  134.702267] Hardware name: STM32 (Device Tree Support)
 3795 22:11:52.000032  # [  134.707679] Backtrace: 
 3796 22:11:52.000485  # [  134.710404] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3797 22:11:52.000660  # [  134.718252]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3798 22:11:52.000824  # [  134.724192] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3799 22:11:52.000974  # [  134.731792] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3800 22:11:52.002792  # [  134.739037]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 3801 22:11:52.042583  # [  134.747072] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3802 22:11:52.043114  # [  134.754840]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c58ee000
 3803 22:11:52.043305  # [  134.760782] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 3804 22:11:52.043473  # [  134.770035]  r9:c1ad5f1c r8:c15ebd54 r7:c58eff60 r6:00000012 r5:c5b81000 r4:c58ee000
 3805 22:11:52.043625  # [  134.778070] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3806 22:11:52.086077  # [  134.788023] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc138>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3807 22:11:52.086619  # [  134.798065] [<c13cc0dc>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3808 22:11:52.086815  # [  134.807134]  r4:0000002f
 3809 22:11:52.086983  # [  134.809936] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3810 22:11:52.087136  # [  134.818236] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3811 22:11:52.089282  # [  134.826439]  r9:c58eff60 r8:c3ab7600 r7:00000012 r6:b6dc4000 r5:c5b24640 r4:c0c588c8
 3812 22:11:52.129204  # [  134.834476] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3813 22:11:52.129753  # [  134.842593]  r9:c07e20b8 r8:c58eff60 r7:c290d000 r6:b6dc4000 r5:c5b24640 r4:00000000
 3814 22:11:52.129942  # [  134.850628] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3815 22:11:52.130134  # [  134.858049]  r10:00000004 r9:00000000 r8:00000000 r7:b6dc4000 r6:c58ee000 r5:c5b24640
 3816 22:11:52.130289  # [  134.866160]  r4:c5b24640
 3817 22:11:52.130441  # [  134.868965] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3818 22:11:52.173114  # [  134.876384]  r9:c58ee000 r8:c03002e4 r7:00000004 r6:b6f0be00 r5:00000012 r4:00000012
 3819 22:11:52.173662  # [  134.884419] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3820 22:11:52.173863  # [  134.892269] Exception stack(0xc58effa8 to 0xc58efff0)
 3821 22:11:52.174024  # [  134.897602] ffa0:                   00000012 00000012 00000001 b6dc4000 00000012 00000000
 3822 22:11:52.174205  # [  134.906073] ffc0: 00000012 00000012 b6f0be00 00000004 00000001 00000000 00020000 bed37ac4
 3823 22:11:52.174363  # [  134.914539] ffe0: 00000004 bed377f8 b6e75d8f b6dfc7e6
 3824 22:11:52.175887  # [  134.919961] irq event stamp: 0
 3825 22:11:52.216098  # [  134.923202] hardirqs last  enabled at (0): [<00000000>] 0x0
 3826 22:11:52.216621  # [  134.929144] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3827 22:11:52.216812  # [  134.936909] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3828 22:11:52.216982  # [  134.944624] softirqs last disabled at (0): [<00000000>] 0x0
 3829 22:11:52.217146  # [  134.950575] ---[ end trace a9b4031abb9513db ]---
 3830 22:11:52.217307  # [  134.955321] lkdtm: Zero detected: saturated
 3831 22:11:52.217456  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]
 3832 22:11:52.219146  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1
 3833 22:11:52.234279  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3834 22:11:52.584498  <6>[  135.861747] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3835 22:11:52.584834  <6>[  135.866754] lkdtm: attempting bad refcount_dec() below zero
 3836 22:11:52.585011  <4>[  135.872458] ------------[ cut here ]------------
 3837 22:11:52.585174  <4>[  135.877491] WARNING: CPU: 1 PID: 2736 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3838 22:11:52.585339  <4>[  135.886152] refcount_t: decrement hit 0; leaking memory.
 3839 22:11:52.627840  <4>[  135.891674] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3840 22:11:52.628115  <4>[  135.930806] CPU: 1 PID: 2736 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3841 22:11:52.630563  <4>[  135.938751] Hardware name: STM32 (Device Tree Support)
 3842 22:11:52.630815  <4>[  135.944162] Backtrace: 
 3843 22:11:52.671070  <4>[  135.946889] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3844 22:11:52.671339  <4>[  135.954734]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3845 22:11:52.671464  <4>[  135.960675] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3846 22:11:52.671580  <4>[  135.968275] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3847 22:11:52.671693  <4>[  135.975519]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 3848 22:11:52.714296  <4>[  135.983554] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3849 22:11:52.714852  <4>[  135.991321]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c4ef4000
 3850 22:11:52.715012  <4>[  135.997264] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 3851 22:11:52.715134  <4>[  136.006517]  r9:c1ad5f30 r8:c15ebd54 r7:c4ef5f60 r6:00000016 r5:00000000 r4:c4ef4000
 3852 22:11:52.715251  <4>[  136.014553] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3853 22:11:52.757431  <4>[  136.024507] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc1fc>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 3854 22:11:52.757950  <4>[  136.034901] [<c13cc1b4>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3855 22:11:52.758119  <4>[  136.044320]  r5:c5b81000 r4:00000030
 3856 22:11:52.758238  <4>[  136.048169] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3857 22:11:52.758350  <4>[  136.056470] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3858 22:11:52.758464  <4>[  136.064674]  r9:c4ef5f60 r8:c3ab7600 r7:00000016 r6:b6e29000 r5:c4f103c0 r4:c0c588c8
 3859 22:11:52.800752  <4>[  136.072713] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3860 22:11:52.801279  <4>[  136.080829]  r9:c07e20b8 r8:c4ef5f60 r7:c290d000 r6:b6e29000 r5:c4f103c0 r4:00000000
 3861 22:11:52.801429  <4>[  136.088865] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3862 22:11:52.801551  <4>[  136.096285]  r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c4ef4000 r5:c4f103c0
 3863 22:11:52.801667  <4>[  136.104397]  r4:c4f103c0
 3864 22:11:52.801779  <4>[  136.107202] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3865 22:11:52.843734  <4>[  136.114622]  r9:c4ef4000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:00000016 r4:00000016
 3866 22:11:52.844271  <4>[  136.122656] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3867 22:11:52.844429  <4>[  136.130506] Exception stack(0xc4ef5fa8 to 0xc4ef5ff0)
 3868 22:11:52.844553  <4>[  136.135839] 5fa0:                   00000016 00000016 00000001 b6e29000 00000016 00000000
 3869 22:11:52.844672  <4>[  136.144310] 5fc0: 00000016 00000016 b6f70e00 00000004 00000001 00000000 00020000 be919ac4
 3870 22:11:52.844788  <4>[  136.152775] 5fe0: 00000004 be9197f8 b6edad8f b6e617e6
 3871 22:11:52.847156  <4>[  136.158165] irq event stamp: 0
 3872 22:11:52.891119  <4>[  136.161438] hardirqs last  enabled at (0): [<00000000>] 0x0
 3873 22:11:52.891648  <4>[  136.167365] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3874 22:11:52.891806  <4>[  136.175056] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3875 22:11:52.891926  <4>[  136.182921] softirqs last disabled at (0): [<00000000>] 0x0
 3876 22:11:52.892040  <4>[  136.188756] ---[ end trace a9b4031abb9513dc ]---
 3877 22:11:52.894540  <6>[  136.193561] lkdtm: Negative detected: saturated
 3878 22:11:53.128465  # [  135.861747] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3879 22:11:53.128740  # [  135.866754] lkdtm: attempting bad refcount_dec() below zero
 3880 22:11:53.128864  # [  135.872458] ------------[ cut here ]------------
 3881 22:11:53.128977  # [  135.877491] WARNING: CPU: 1 PID: 2736 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3882 22:11:53.129092  # [  135.886152] refcount_t: decrement hit 0; leaking memory.
 3883 22:11:53.172261  # [  135.891674] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3884 22:11:53.172696  # [  135.930806] CPU: 1 PID: 2736 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3885 22:11:53.175015  # [  135.938751] Hardware name: STM32 (Device Tree Support)
 3886 22:11:53.175251  # [  135.944162] Backtrace: 
 3887 22:11:53.215095  # [  135.946889] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3888 22:11:53.215372  # [  135.954734]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3889 22:11:53.215587  # [  135.960675] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3890 22:11:53.215746  # [  135.968275] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3891 22:11:53.215895  # [  135.975519]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 3892 22:11:53.217703  # [  135.983554] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3893 22:11:53.258512  # [  135.991321]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c4ef4000
 3894 22:11:53.259099  # [  135.997264] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 3895 22:11:53.259258  # [  136.006517]  r9:c1ad5f30 r8:c15ebd54 r7:c4ef5f60 r6:00000016 r5:00000000 r4:c4ef4000
 3896 22:11:53.259383  # [  136.014553] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3897 22:11:53.261602  # [  136.024507] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc1fc>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 3898 22:11:53.301698  # [  136.034901] [<c13cc1b4>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3899 22:11:53.302075  # [  136.044320]  r5:c5b81000 r4:00000030
 3900 22:11:53.302272  # [  136.048169] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3901 22:11:53.302436  # [  136.056470] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3902 22:11:53.302597  # [  136.064674]  r9:c4ef5f60 r8:c3ab7600 r7:00000016 r6:b6e29000 r5:c4f103c0 r4:c0c588c8
 3903 22:11:53.345355  # [  136.072713] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3904 22:11:53.345927  # [  136.080829]  r9:c07e20b8 r8:c4ef5f60 r7:c290d000 r6:b6e29000 r5:c4f103c0 r4:00000000
 3905 22:11:53.346168  # [  136.088865] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3906 22:11:53.346344  # [  136.096285]  r10:00000004 r9:00000000 r8:00000000 r7:b6e29000 r6:c4ef4000 r5:c4f103c0
 3907 22:11:53.346506  # [  136.104397]  r4:c4f103c0
 3908 22:11:53.346657  # [  136.107202] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3909 22:11:53.348085  # [  136.114622]  r9:c4ef4000 r8:c03002e4 r7:00000004 r6:b6f70e00 r5:00000016 r4:00000016
 3910 22:11:53.388369  # [  136.122656] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3911 22:11:53.388631  # [  136.130506] Exception stack(0xc4ef5fa8 to 0xc4ef5ff0)
 3912 22:11:53.388818  # [  136.135839] 5fa0:                   00000016 00000016 00000001 b6e29000 00000016 00000000
 3913 22:11:53.388986  # [  136.144310] 5fc0: 00000016 00000016 b6f70e00 00000004 00000001 00000000 00020000 be919ac4
 3914 22:11:53.389154  # [  136.152775] 5fe0: 00000004 be9197f8 b6edad8f b6e617e6
 3915 22:11:53.389303  # [  136.158165] irq event stamp: 0
 3916 22:11:53.431413  # [  136.161438] hardirqs last  enabled at (0): [<00000000>] 0x0
 3917 22:11:53.431935  # [  136.167365] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3918 22:11:53.432126  # [  136.175056] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3919 22:11:53.432297  # [  136.182921] softirqs last disabled at (0): [<00000000>] 0x0
 3920 22:11:53.432460  # [  136.188756] ---[ end trace a9b4031abb9513dc ]---
 3921 22:11:53.432615  # [  136.193561] lkdtm: Negative detected: saturated
 3922 22:11:53.432777  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 3923 22:11:53.434839  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3924 22:11:53.450721  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 3925 22:11:53.795346  <6>[  137.071713] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 3926 22:11:53.795722  <6>[  137.077507] lkdtm: attempting bad refcount_dec_and_test() below zero
 3927 22:11:53.795903  <4>[  137.083995] ------------[ cut here ]------------
 3928 22:11:53.796064  <4>[  137.089031] WARNING: CPU: 1 PID: 2772 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 3929 22:11:53.796229  <4>[  137.097778] refcount_t: underflow; use-after-free.
 3930 22:11:53.838304  <4>[  137.102770] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3931 22:11:53.838564  <4>[  137.141898] CPU: 1 PID: 2772 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3932 22:11:53.841664  <4>[  137.149840] Hardware name: STM32 (Device Tree Support)
 3933 22:11:53.881531  <4>[  137.155253] Backtrace: 
 3934 22:11:53.881778  <4>[  137.157980] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3935 22:11:53.881964  <4>[  137.165828]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3936 22:11:53.882157  <4>[  137.171769] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3937 22:11:53.882314  <4>[  137.179369] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3938 22:11:53.882465  <4>[  137.186615]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 3939 22:11:53.924673  <4>[  137.194650] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3940 22:11:53.925187  <4>[  137.202420]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c5dd8000
 3941 22:11:53.925380  <4>[  137.208363] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 3942 22:11:53.925540  <4>[  137.217706]  r9:c1ad5f48 r8:c15ebd54 r7:c5dd9f60 r6:0000001f r5:00000000 r4:c5dd8000
 3943 22:11:53.925691  <4>[  137.225745] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 3944 22:11:53.967981  <4>[  137.236490] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc274>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 3945 22:11:53.968692  <4>[  137.248456] [<c13cc224>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3946 22:11:53.968938  <4>[  137.258668]  r5:c686a000 r4:00000031
 3947 22:11:53.969126  <4>[  137.262517] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3948 22:11:53.969295  <4>[  137.270820] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3949 22:11:53.971439  <4>[  137.279028]  r9:c5dd9f60 r8:c3ab7600 r7:0000001f r6:b6ea0000 r5:c5b30780 r4:c0c588c8
 3950 22:11:54.011755  <4>[  137.287068] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3951 22:11:54.012004  <4>[  137.295184]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6ea0000 r5:c5b30780 r4:00000000
 3952 22:11:54.012192  <4>[  137.303220] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3953 22:11:54.012360  <4>[  137.310643]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c5dd8000 r5:c5b30780
 3954 22:11:54.012517  <4>[  137.318756]  r4:c5b30780
 3955 22:11:54.014839  <4>[  137.321561] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 3956 22:11:54.054921  <4>[  137.328982]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:0000001f r4:0000001f
 3957 22:11:54.055170  <4>[  137.337018] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3958 22:11:54.055364  <4>[  137.344870] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 3959 22:11:54.055530  <4>[  137.350203] 9fa0:                   0000001f 0000001f 00000001 b6ea0000 0000001f 00000000
 3960 22:11:54.055688  <4>[  137.358675] 9fc0: 0000001f 0000001f b6fe7e00 00000004 00000001 00000000 00020000 bee0aac4
 3961 22:11:54.058147  <4>[  137.367141] 9fe0: 00000004 bee0a7f8 b6f51d8f b6ed87e6
 3962 22:11:54.108127  <4>[  137.372533] irq event stamp: 0
 3963 22:11:54.108747  <4>[  137.375843] hardirqs last  enabled at (0): [<00000000>] 0x0
 3964 22:11:54.108967  <4>[  137.381688] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3965 22:11:54.109135  <4>[  137.389499] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 3966 22:11:54.109295  <4>[  137.397272] softirqs last disabled at (0): [<00000000>] 0x0
 3967 22:11:54.109406  <4>[  137.403041] ---[ end trace a9b4031abb9513dd ]---
 3968 22:11:54.111453  <6>[  137.408017] lkdtm: Negative detected: saturated
 3969 22:11:54.383077  # [  137.071713] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 3970 22:11:54.383470  # [  137.077507] lkdtm: attempting bad refcount_dec_and_test() below zero
 3971 22:11:54.383643  # [  137.083995] ------------[ cut here ]------------
 3972 22:11:54.383801  # [  137.089031] WARNING: CPU: 1 PID: 2772 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 3973 22:11:54.383955  # [  137.097778] refcount_t: underflow; use-after-free.
 3974 22:11:54.426235  # [  137.102770] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 3975 22:11:54.426498  # [  137.141898] CPU: 1 PID: 2772 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 3976 22:11:54.429568  # [  137.149840] Hardware name: STM32 (Device Tree Support)
 3977 22:11:54.469354  # [  137.155253] Backtrace: 
 3978 22:11:54.469987  # [  137.157980] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 3979 22:11:54.470225  # [  137.165828]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 3980 22:11:54.470413  # [  137.171769] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 3981 22:11:54.470579  # [  137.179369] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 3982 22:11:54.470742  # [  137.186615]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 3983 22:11:54.512646  # [  137.194650] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 3984 22:11:54.513217  # [  137.202420]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c5dd8000
 3985 22:11:54.513419  # [  137.208363] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 3986 22:11:54.513584  # [  137.217706]  r9:c1ad5f48 r8:c15ebd54 r7:c5dd9f60 r6:0000001f r5:00000000 r4:c5dd8000
 3987 22:11:54.513740  # [  137.225745] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 3988 22:11:54.555809  # [  137.236490] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc274>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x50/0x8c)
 3989 22:11:54.556399  # [  137.248456] [<c13cc224>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 3990 22:11:54.556603  # [  137.258668]  r5:c686a000 r4:00000031
 3991 22:11:54.556779  # [  137.262517] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 3992 22:11:54.556943  # [  137.270820] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 3993 22:11:54.559308  # [  137.279028]  r9:c5dd9f60 r8:c3ab7600 r7:0000001f r6:b6ea0000 r5:c5b30780 r4:c0c588c8
 3994 22:11:54.599582  # [  137.287068] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 3995 22:11:54.599845  # [  137.295184]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6ea0000 r5:c5b30780 r4:00000000
 3996 22:11:54.600032  # [  137.303220] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 3997 22:11:54.600229  # [  137.310643]  r10:00000004 r9:00000000 r8:00000000 r7:b6ea0000 r6:c5dd8000 r5:c5b30780
 3998 22:11:54.600398  # [  137.318756]  r4:c5b30780
 3999 22:11:54.602749  # [  137.321561] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4000 22:11:54.642596  # [  137.328982]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6fe7e00 r5:0000001f r4:0000001f
 4001 22:11:54.643140  # [  137.337018] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4002 22:11:54.643361  # [  137.344870] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 4003 22:11:54.643534  # [  137.350203] 9fa0:                   0000001f 0000001f 00000001 b6ea0000 0000001f 00000000
 4004 22:11:54.643698  # [  137.358675] 9fc0: 0000001f 0000001f b6fe7e00 00000004 00000001 00000000 00020000 bee0aac4
 4005 22:11:54.643860  # [  137.367141] 9fe0: 00000004 bee0a7f8 b6f51d8f b6ed87e6
 4006 22:11:54.646101  # [  137.372533] irq event stamp: 0
 4007 22:11:54.686187  # [  137.375843] hardirqs last  enabled at (0): [<00000000>] 0x0
 4008 22:11:54.686465  # [  137.381688] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4009 22:11:54.686652  # [  137.389499] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4010 22:11:54.686820  # [  137.397272] softirqs last disabled at (0): [<00000000>] 0x0
 4011 22:11:54.686984  # [  137.403041] ---[ end trace a9b4031abb9513dd ]---
 4012 22:11:54.687145  # [  137.408017] lkdtm: Negative detected: saturated
 4013 22:11:54.689379  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4014 22:11:54.707308  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4015 22:11:54.710689  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4016 22:11:55.058921  <6>[  138.336520] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4017 22:11:55.059306  <6>[  138.342173] lkdtm: attempting bad refcount_sub_and_test() below zero
 4018 22:11:55.059479  <4>[  138.348954] ------------[ cut here ]------------
 4019 22:11:55.059637  <4>[  138.353720] WARNING: CPU: 0 PID: 2808 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4020 22:11:55.059797  <4>[  138.362582] refcount_t: underflow; use-after-free.
 4021 22:11:55.102477  <4>[  138.367638] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4022 22:11:55.102811  <4>[  138.406692] CPU: 0 PID: 2808 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4023 22:11:55.105482  <4>[  138.414647] Hardware name: STM32 (Device Tree Support)
 4024 22:11:55.145506  <4>[  138.420060] Backtrace: 
 4025 22:11:55.146119  <4>[  138.422786] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4026 22:11:55.146322  <4>[  138.430633]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4027 22:11:55.146495  <4>[  138.436575] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4028 22:11:55.146662  <4>[  138.444172] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4029 22:11:55.146818  <4>[  138.451416]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4030 22:11:55.188698  <4>[  138.459452] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4031 22:11:55.189217  <4>[  138.467219]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6872000
 4032 22:11:55.189408  <4>[  138.473161] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4033 22:11:55.189583  <4>[  138.482502]  r9:c1ad5f68 r8:c15ebd54 r7:c6873f60 r6:0000001f r5:c5977000 r4:c6872000
 4034 22:11:55.189747  <4>[  138.490540] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4035 22:11:55.231903  <4>[  138.501280] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc300>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4036 22:11:55.232431  <4>[  138.513238] [<c13cc2b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4037 22:11:55.232628  <4>[  138.523442]  r4:00000032
 4038 22:11:55.232797  <4>[  138.526243] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4039 22:11:55.232962  <4>[  138.534541] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4040 22:11:55.235279  <4>[  138.542745]  r9:c6873f60 r8:c3ab7600 r7:0000001f r6:b6e4a000 r5:c5ab1780 r4:c0c588c8
 4041 22:11:55.275558  <4>[  138.550781] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4042 22:11:55.275799  <4>[  138.558896]  r9:c07e20b8 r8:c6873f60 r7:c290d000 r6:b6e4a000 r5:c5ab1780 r4:00000000
 4043 22:11:55.275986  <4>[  138.566929] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4044 22:11:55.276150  <4>[  138.574349]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6872000 r5:c5ab1780
 4045 22:11:55.276305  <4>[  138.582459]  r4:c5ab1780
 4046 22:11:55.278760  <4>[  138.585263] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4047 22:11:55.318803  <4>[  138.592683]  r9:c6872000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f
 4048 22:11:55.319047  <4>[  138.600718] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4049 22:11:55.319233  <4>[  138.608566] Exception stack(0xc6873fa8 to 0xc6873ff0)
 4050 22:11:55.319400  <4>[  138.613898] 3fa0:                   0000001f 0000001f 00000001 b6e4a000 0000001f 00000000
 4051 22:11:55.319567  <4>[  138.622367] 3fc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 befd2ac4
 4052 22:11:55.321747  <4>[  138.630830] 3fe0: 00000004 befd27f8 b6efbd8f b6e827e6
 4053 22:11:55.372340  <4>[  138.636240] irq event stamp: 0
 4054 22:11:55.372940  <4>[  138.639492] hardirqs last  enabled at (0): [<00000000>] 0x0
 4055 22:11:55.373138  <4>[  138.645339] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4056 22:11:55.373308  <4>[  138.653190] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4057 22:11:55.373467  <4>[  138.660964] softirqs last disabled at (0): [<00000000>] 0x0
 4058 22:11:55.373622  <4>[  138.666824] ---[ end trace a9b4031abb9513de ]---
 4059 22:11:55.375651  <6>[  138.671612] lkdtm: Negative detected: saturated
 4060 22:11:55.626450  # [  138.336520] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4061 22:11:55.626807  # [  138.342173] lkdtm: attempting bad refcount_sub_and_test() below zero
 4062 22:11:55.626981  # [  138.348954] ------------[ cut here ]------------
 4063 22:11:55.627140  # [  138.353720] WARNING: CPU: 0 PID: 2808 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4064 22:11:55.627295  # [  138.362582] refcount_t: underflow; use-after-free.
 4065 22:11:55.669319  # [  138.367638] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4066 22:11:55.669581  # [  138.406692] CPU: 0 PID: 2808 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4067 22:11:55.672621  # [  138.414647] Hardware name: STM32 (Device Tree Support)
 4068 22:11:55.712385  # [  138.420060] Backtrace: 
 4069 22:11:55.712934  # [  138.422786] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4070 22:11:55.713128  # [  138.430633]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4071 22:11:55.713291  # [  138.436575] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4072 22:11:55.713444  # [  138.444172] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4073 22:11:55.713593  # [  138.451416]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4074 22:11:55.755680  # [  138.459452] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4075 22:11:55.756262  # [  138.467219]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6872000
 4076 22:11:55.756452  # [  138.473161] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4077 22:11:55.756616  # [  138.482502]  r9:c1ad5f68 r8:c15ebd54 r7:c6873f60 r6:0000001f r5:c5977000 r4:c6872000
 4078 22:11:55.756767  # [  138.490540] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4079 22:11:55.799048  # [  138.501280] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc300>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x50/0x8c)
 4080 22:11:55.799647  # [  138.513238] [<c13cc2b0>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4081 22:11:55.799851  # [  138.523442]  r4:00000032
 4082 22:11:55.800025  # [  138.526243] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4083 22:11:55.800203  # [  138.534541] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4084 22:11:55.802635  # [  138.542745]  r9:c6873f60 r8:c3ab7600 r7:0000001f r6:b6e4a000 r5:c5ab1780 r4:c0c588c8
 4085 22:11:55.842359  # [  138.550781] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4086 22:11:55.842889  # [  138.558896]  r9:c07e20b8 r8:c6873f60 r7:c290d000 r6:b6e4a000 r5:c5ab1780 r4:00000000
 4087 22:11:55.843078  # [  138.566929] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4088 22:11:55.843249  # [  138.574349]  r10:00000004 r9:00000000 r8:00000000 r7:b6e4a000 r6:c6872000 r5:c5ab1780
 4089 22:11:55.843413  # [  138.582459]  r4:c5ab1780
 4090 22:11:55.843565  # [  138.585263] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4091 22:11:55.885673  # [  138.592683]  r9:c6872000 r8:c03002e4 r7:00000004 r6:b6f91e00 r5:0000001f r4:0000001f
 4092 22:11:55.886215  # [  138.600718] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4093 22:11:55.886411  # [  138.608566] Exception stack(0xc6873fa8 to 0xc6873ff0)
 4094 22:11:55.886592  # [  138.613898] 3fa0:                   0000001f 0000001f 00000001 b6e4a000 0000001f 00000000
 4095 22:11:55.886789  # [  138.622367] 3fc0: 0000001f 0000001f b6f91e00 00000004 00000001 00000000 00020000 befd2ac4
 4096 22:11:55.886946  # [  138.630830] 3fe0: 00000004 befd27f8 b6efbd8f b6e827e6
 4097 22:11:55.889419  # [  138.636240] irq event stamp: 0
 4098 22:11:55.928996  # [  138.639492] hardirqs last  enabled at (0): [<00000000>] 0x0
 4099 22:11:55.929542  # [  138.645339] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4100 22:11:55.929736  # [  138.653190] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4101 22:11:55.929904  # [  138.660964] softirqs last disabled at (0): [<00000000>] 0x0
 4102 22:11:55.930088  # [  138.666824] ---[ end trace a9b4031abb9513de ]---
 4103 22:11:55.930248  # [  138.671612] lkdtm: Negative detected: saturated
 4104 22:11:55.932308  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4105 22:11:55.950301  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4106 22:11:55.953721  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4107 22:11:56.275210  <6>[  139.552642] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4108 22:11:56.275589  <6>[  139.557265] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4109 22:11:56.275770  <6>[  139.563787] lkdtm: Good: zero detected
 4110 22:11:56.275935  <6>[  139.567958] lkdtm: Correctly stayed at zero
 4111 22:11:56.276101  <6>[  139.572257] lkdtm: attempting bad refcount_inc() from zero
 4112 22:11:56.276264  <4>[  139.578109] ------------[ cut here ]------------
 4113 22:11:56.278219  <4>[  139.582969] WARNING: CPU: 0 PID: 2841 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4114 22:11:56.318219  <4>[  139.591794] refcount_t: addition on 0; use-after-free.
 4115 22:11:56.321418  <4>[  139.597201] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4116 22:11:56.361549  <4>[  139.636247] CPU: 0 PID: 2841 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4117 22:11:56.361794  <4>[  139.644201] Hardware name: STM32 (Device Tree Support)
 4118 22:11:56.361974  <4>[  139.649613] Backtrace: 
 4119 22:11:56.362152  <4>[  139.652339] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4120 22:11:56.362311  <4>[  139.660187]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4121 22:11:56.362463  <4>[  139.666128] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4122 22:11:56.364734  <4>[  139.673727] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4123 22:11:56.405186  <4>[  139.680972]  r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
 4124 22:11:56.405427  <4>[  139.689004] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4125 22:11:56.405614  <4>[  139.696771]  r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c5bae000
 4126 22:11:56.405776  <4>[  139.702712] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
 4127 22:11:56.405932  <4>[  139.712053]  r9:c1ad5f88 r8:c15ebd54 r7:c5baff60 r6:00000012 r5:00000000 r4:c5bae000
 4128 22:11:56.448103  <4>[  139.720091] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
 4129 22:11:56.448628  <4>[  139.730043] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc3e4>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4130 22:11:56.448823  <4>[  139.740081] [<c13cc33c>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4131 22:11:56.448994  <4>[  139.749154]  r5:c5977000 r4:00000033
 4132 22:11:56.449159  <4>[  139.753001] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4133 22:11:56.491470  <4>[  139.761300] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4134 22:11:56.491985  <4>[  139.769503]  r9:c5baff60 r8:c3ab7600 r7:00000012 r6:b6e7d000 r5:c5976780 r4:c0c588c8
 4135 22:11:56.492176  <4>[  139.777540] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4136 22:11:56.492346  <4>[  139.785655]  r9:c07e20b8 r8:c5baff60 r7:c290d000 r6:b6e7d000 r5:c5976780 r4:00000000
 4137 22:11:56.492511  <4>[  139.793689] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4138 22:11:56.494887  <4>[  139.801109]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5bae000 r5:c5976780
 4139 22:11:56.534774  <4>[  139.809220]  r4:c5976780
 4140 22:11:56.535013  <4>[  139.812023] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4141 22:11:56.535200  <4>[  139.819444]  r9:c5bae000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000012 r4:00000012
 4142 22:11:56.535370  <4>[  139.827477] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4143 22:11:56.535534  <4>[  139.835327] Exception stack(0xc5baffa8 to 0xc5bafff0)
 4144 22:11:56.535688  <4>[  139.840659] ffa0:                   00000012 00000012 00000001 b6e7d000 00000012 00000000
 4145 22:11:56.578236  <4>[  139.849131] ffc0: 00000012 00000012 b6fc4e00 00000004 00000001 00000000 00020000 bedadac4
 4146 22:11:56.578845  <4>[  139.857595] ffe0: 00000004 bedad7f8 b6f2ed8f b6eb57e6
 4147 22:11:56.579044  <4>[  139.862991] irq event stamp: 0
 4148 22:11:56.579214  <4>[  139.866308] hardirqs last  enabled at (0): [<00000000>] 0x0
 4149 22:11:56.579367  <4>[  139.872110] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4150 22:11:56.579524  <4>[  139.879929] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4151 22:11:56.579674  <4>[  139.887690] softirqs last disabled at (0): [<00000000>] 0x0
 4152 22:11:56.596616  <4>[  139.893485] ---[ end trace a9b4031abb9513df ]---
 4153 22:11:56.596900  <6>[  139.898414] lkdtm: Zero detected: saturated
 4154 22:11:56.884878  # [  139.552642] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4155 22:11:56.885302  # [  139.557265] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4156 22:11:56.885477  # [  139.563787] lkdtm: Good: zero detected
 4157 22:11:56.885644  # [  139.567958] lkdtm: Correctly stayed at zero
 4158 22:11:56.885800  # [  139.572257] lkdtm: attempting bad refcount_inc() from zero
 4159 22:11:56.885950  # [  139.578109] ------------[ cut here ]------------
 4160 22:11:56.887621  # [  139.582969] WARNING: CPU: 0 PID: 2841 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4161 22:11:56.927517  # [  139.591794] refcount_t: addition on 0; use-after-free.
 4162 22:11:56.931002  # [  139.597201] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4163 22:11:56.970852  # [  139.636247] CPU: 0 PID: 2841 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4164 22:11:56.971406  # [  139.644201] Hardware name: STM32 (Device Tree Support)
 4165 22:11:56.971645  # [  139.649613] Backtrace: 
 4166 22:11:56.971832  # [  139.652339] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4167 22:11:56.971993  # [  139.660187]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4168 22:11:56.972145  # [  139.666128] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4169 22:11:56.974317  # [  139.673727] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4170 22:11:57.014390  # [  139.680972]  r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
 4171 22:11:57.014674  # [  139.689004] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4172 22:11:57.014893  # [  139.696771]  r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c5bae000
 4173 22:11:57.015059  # [  139.702712] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
 4174 22:11:57.015209  # [  139.712053]  r9:c1ad5f88 r8:c15ebd54 r7:c5baff60 r6:00000012 r5:00000000 r4:c5bae000
 4175 22:11:57.057348  # [  139.720091] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
 4176 22:11:57.057873  # [  139.730043] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc3e4>] (lkdtm_REFCOUNT_INC_ZERO+0xa8/0xcc)
 4177 22:11:57.058092  # [  139.740081] [<c13cc33c>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4178 22:11:57.058295  # [  139.749154]  r5:c5977000 r4:00000033
 4179 22:11:57.058463  # [  139.753001] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4180 22:11:57.060754  # [  139.761300] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4181 22:11:57.101009  # [  139.769503]  r9:c5baff60 r8:c3ab7600 r7:00000012 r6:b6e7d000 r5:c5976780 r4:c0c588c8
 4182 22:11:57.101281  # [  139.777540] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4183 22:11:57.101467  # [  139.785655]  r9:c07e20b8 r8:c5baff60 r7:c290d000 r6:b6e7d000 r5:c5976780 r4:00000000
 4184 22:11:57.101626  # [  139.793689] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4185 22:11:57.101779  # [  139.801109]  r10:00000004 r9:00000000 r8:00000000 r7:b6e7d000 r6:c5bae000 r5:c5976780
 4186 22:11:57.104173  # [  139.809220]  r4:c5976780
 4187 22:11:57.144527  # [  139.812023] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4188 22:11:57.144868  # [  139.819444]  r9:c5bae000 r8:c03002e4 r7:00000004 r6:b6fc4e00 r5:00000012 r4:00000012
 4189 22:11:57.145049  # [  139.827477] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4190 22:11:57.145208  # [  139.835327] Exception stack(0xc5baffa8 to 0xc5bafff0)
 4191 22:11:57.145363  # [  139.840659] ffa0:                   00000012 00000012 00000001 b6e7d000 00000012 00000000
 4192 22:11:57.147504  # [  139.849131] ffc0: 00000012 00000012 b6fc4e00 00000004 00000001 00000000 00020000 bedadac4
 4193 22:11:57.187419  # [  139.857595] ffe0: 00000004 bedad7f8 b6f2ed8f b6eb57e6
 4194 22:11:57.187940  # [  139.862991] irq event stamp: 0
 4195 22:11:57.188132  # [  139.866308] hardirqs last  enabled at (0): [<00000000>] 0x0
 4196 22:11:57.188304  # [  139.872110] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4197 22:11:57.188468  # [  139.879929] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4198 22:11:57.188659  # [  139.887690] softirqs last disabled at (0): [<00000000>] 0x0
 4199 22:11:57.190868  # [  139.893485] ---[ end trace a9b4031abb9513df ]---
 4200 22:11:57.213611  # [  139.898414] lkdtm: Zero detected: saturated
 4201 22:11:57.213874  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]
 4202 22:11:57.214337  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1
 4203 22:11:57.216611  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4204 22:11:57.544714  <6>[  140.817721] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4205 22:11:57.545361  <6>[  140.822235] lkdtm: attempting safe refcount_add_not_zero() from zero
 4206 22:11:57.545564  <6>[  140.829080] lkdtm: Good: zero detected
 4207 22:11:57.545732  <6>[  140.832880] lkdtm: Correctly stayed at zero
 4208 22:11:57.545886  <6>[  140.837463] lkdtm: attempting bad refcount_add() from zero
 4209 22:11:57.546061  <4>[  140.843100] ------------[ cut here ]------------
 4210 22:11:57.546216  <4>[  140.848094] WARNING: CPU: 1 PID: 2876 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4211 22:11:57.548025  <4>[  140.856880] refcount_t: addition on 0; use-after-free.
 4212 22:11:57.588471  <4>[  140.862215] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4213 22:11:57.631308  <4>[  140.901331] CPU: 1 PID: 2876 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4214 22:11:57.631835  <4>[  140.909266] Hardware name: STM32 (Device Tree Support)
 4215 22:11:57.632030  <4>[  140.914677] Backtrace: 
 4216 22:11:57.632203  <4>[  140.917402] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4217 22:11:57.632368  <4>[  140.925246]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4218 22:11:57.632524  <4>[  140.931183] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4219 22:11:57.632687  <4>[  140.938781] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4220 22:11:57.674599  <4>[  140.946023]  r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
 4221 22:11:57.675124  <4>[  140.954056] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4222 22:11:57.675316  <4>[  140.961822]  r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c5ffc000
 4223 22:11:57.675489  <4>[  140.967762] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
 4224 22:11:57.675645  <4>[  140.977102]  r9:c1ad5f9c r8:c15ebd54 r7:c5ffdf60 r6:00000012 r5:00000000 r4:c5ffc000
 4225 22:11:57.717874  <4>[  140.985138] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
 4226 22:11:57.718146  <4>[  140.995090] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc4b0>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4227 22:11:57.718337  <4>[  141.005127] [<c13cc408>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4228 22:11:57.718509  <4>[  141.014197]  r5:c5ab1000 r4:00000034
 4229 22:11:57.718672  <4>[  141.018044] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4230 22:11:57.721122  <4>[  141.026343] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4231 22:11:57.761191  <4>[  141.034544]  r9:c5ffdf60 r8:c3ab7600 r7:00000012 r6:b6df6000 r5:c59eec80 r4:c0c588c8
 4232 22:11:57.761436  <4>[  141.042581] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4233 22:11:57.761623  <4>[  141.050696]  r9:c07e20b8 r8:c5ffdf60 r7:c290d000 r6:b6df6000 r5:c59eec80 r4:00000000
 4234 22:11:57.761791  <4>[  141.058729] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4235 22:11:57.761947  <4>[  141.066148]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5ffc000 r5:c59eec80
 4236 22:11:57.764470  <4>[  141.074257]  r4:c59eec80
 4237 22:11:57.804474  <4>[  141.077061] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4238 22:11:57.804720  <4>[  141.084480]  r9:c5ffc000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:00000012 r4:00000012
 4239 22:11:57.804907  <4>[  141.092513] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4240 22:11:57.805077  <4>[  141.100360] Exception stack(0xc5ffdfa8 to 0xc5ffdff0)
 4241 22:11:57.805243  <4>[  141.105693] dfa0:                   00000012 00000012 00000001 b6df6000 00000012 00000000
 4242 22:11:57.807697  <4>[  141.114161] dfc0: 00000012 00000012 b6f3de00 00000004 00000001 00000000 00020000 be9afac4
 4243 22:11:57.847604  <4>[  141.122626] dfe0: 00000004 be9af7f8 b6ea7d8f b6e2e7e6
 4244 22:11:57.848172  <4>[  141.128036] irq event stamp: 0
 4245 22:11:57.848385  <4>[  141.131289] hardirqs last  enabled at (0): [<00000000>] 0x0
 4246 22:11:57.848559  <4>[  141.137233] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4247 22:11:57.848723  <4>[  141.144906] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4248 22:11:57.848883  <4>[  141.152789] softirqs last disabled at (0): [<00000000>] 0x0
 4249 22:11:57.851100  <4>[  141.158652] ---[ end trace a9b4031abb9513e0 ]---
 4250 22:11:57.866473  <6>[  141.163416] lkdtm: Zero detected: saturated
 4251 22:11:58.131022  # [  140.817721] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4252 22:11:58.131406  # [  140.822235] lkdtm: attempting safe refcount_add_not_zero() from zero
 4253 22:11:58.131582  # [  140.829080] lkdtm: Good: zero detected
 4254 22:11:58.131741  # [  140.832880] lkdtm: Correctly stayed at zero
 4255 22:11:58.131893  # [  140.837463] lkdtm: attempting bad refcount_add() from zero
 4256 22:11:58.132044  # [  140.843100] ------------[ cut here ]------------
 4257 22:11:58.134341  # [  140.848094] WARNING: CPU: 1 PID: 2876 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4258 22:11:58.174191  # [  140.856880] refcount_t: addition on 0; use-after-free.
 4259 22:11:58.177325  # [  140.862215] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4260 22:11:58.217279  # [  140.901331] CPU: 1 PID: 2876 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4261 22:11:58.217878  # [  140.909266] Hardware name: STM32 (Device Tree Support)
 4262 22:11:58.218129  # [  140.914677] Backtrace: 
 4263 22:11:58.218313  # [  140.917402] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4264 22:11:58.218478  # [  140.925246]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4265 22:11:58.218634  # [  140.931183] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4266 22:11:58.220946  # [  140.938781] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4267 22:11:58.260980  # [  140.946023]  r9:00000009 r8:c0875af0 r7:00000019 r6:00000009 r5:c0875af0 r4:c1a29fb4
 4268 22:11:58.261230  # [  140.954056] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4269 22:11:58.261422  # [  140.961822]  r7:00000019 r6:c1a29fb4 r5:c1a29fc4 r4:c5ffc000
 4270 22:11:58.261589  # [  140.967762] [<c13bf150>] (warn_slowpath_fmt) from [<c0875af0>] (refcount_warn_saturate+0x108/0x174)
 4271 22:11:58.261745  # [  140.977102]  r9:c1ad5f9c r8:c15ebd54 r7:c5ffdf60 r6:00000012 r5:00000000 r4:c5ffc000
 4272 22:11:58.303888  # [  140.985138] [<c08759e8>] (refcount_warn_saturate) from [<c0c5957c>] (__refcount_add.constprop.0+0x54/0x58)
 4273 22:11:58.304436  # [  140.995090] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc4b0>] (lkdtm_REFCOUNT_ADD_ZERO+0xa8/0xcc)
 4274 22:11:58.304630  # [  141.005127] [<c13cc408>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4275 22:11:58.304795  # [  141.014197]  r5:c5ab1000 r4:00000034
 4276 22:11:58.304948  # [  141.018044] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4277 22:11:58.307461  # [  141.026343] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4278 22:11:58.347421  # [  141.034544]  r9:c5ffdf60 r8:c3ab7600 r7:00000012 r6:b6df6000 r5:c59eec80 r4:c0c588c8
 4279 22:11:58.347692  # [  141.042581] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4280 22:11:58.347877  # [  141.050696]  r9:c07e20b8 r8:c5ffdf60 r7:c290d000 r6:b6df6000 r5:c59eec80 r4:00000000
 4281 22:11:58.348046  # [  141.058729] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4282 22:11:58.348205  # [  141.066148]  r10:00000004 r9:00000000 r8:00000000 r7:b6df6000 r6:c5ffc000 r5:c59eec80
 4283 22:11:58.350756  # [  141.074257]  r4:c59eec80
 4284 22:11:58.390499  # [  141.077061] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4285 22:11:58.391031  # [  141.084480]  r9:c5ffc000 r8:c03002e4 r7:00000004 r6:b6f3de00 r5:00000012 r4:00000012
 4286 22:11:58.391223  # [  141.092513] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4287 22:11:58.391395  # [  141.100360] Exception stack(0xc5ffdfa8 to 0xc5ffdff0)
 4288 22:11:58.391561  # [  141.105693] dfa0:                   00000012 00000012 00000001 b6df6000 00000012 00000000
 4289 22:11:58.394095  # [  141.114161] dfc0: 00000012 00000012 b6f3de00 00000004 00000001 00000000 00020000 be9afac4
 4290 22:11:58.434062  # [  141.122626] dfe0: 00000004 be9af7f8 b6ea7d8f b6e2e7e6
 4291 22:11:58.434333  # [  141.128036] irq event stamp: 0
 4292 22:11:58.434519  # [  141.131289] hardirqs last  enabled at (0): [<00000000>] 0x0
 4293 22:11:58.434689  # [  141.137233] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4294 22:11:58.434852  # [  141.144906] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4295 22:11:58.435002  # [  141.152789] softirqs last disabled at (0): [<00000000>] 0x0
 4296 22:11:58.437231  # [  141.158652] ---[ end trace a9b4031abb9513e0 ]---
 4297 22:11:58.460230  # [  141.163416] lkdtm: Zero detected: saturated
 4298 22:11:58.460494  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]
 4299 22:11:58.460948  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1
 4300 22:11:58.463573  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4301 22:11:58.823975  <6>[  142.101403] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4302 22:11:58.824368  <6>[  142.106500] lkdtm: attempting bad refcount_inc() from saturated
 4303 22:11:58.824544  <4>[  142.112547] ------------[ cut here ]------------
 4304 22:11:58.824703  <4>[  142.117613] WARNING: CPU: 1 PID: 2914 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4305 22:11:58.824862  <4>[  142.126243] refcount_t: saturated; leaking memory.
 4306 22:11:58.867327  <4>[  142.131233] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4307 22:11:58.867578  <4>[  142.170351] CPU: 1 PID: 2914 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4308 22:11:58.870525  <4>[  142.178294] Hardware name: STM32 (Device Tree Support)
 4309 22:11:58.870767  <4>[  142.183706] Backtrace: 
 4310 22:11:58.910390  <4>[  142.186432] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4311 22:11:58.910638  <4>[  142.194278]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4312 22:11:58.910825  <4>[  142.200218] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4313 22:11:58.910996  <4>[  142.207816] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4314 22:11:58.911159  <4>[  142.215062]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 4315 22:11:58.953698  <4>[  142.223095] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4316 22:11:58.953950  <4>[  142.230862]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5dd8000
 4317 22:11:58.954160  <4>[  142.236805] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 4318 22:11:58.954332  <4>[  142.246058]  r9:c1ad5fb0 r8:c15ebd54 r7:c5dd9f60 r6:00000017 r5:c686b000 r4:c5dd8000
 4319 22:11:58.954487  <4>[  142.254094] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 4320 22:11:58.997023  <4>[  142.264048] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc520>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4321 22:11:58.997539  <4>[  142.274522] [<c13cc4d4>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4322 22:11:58.997731  <4>[  142.284029]  r4:00000035
 4323 22:11:58.997900  <4>[  142.286831] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4324 22:11:58.998077  <4>[  142.295130] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4325 22:11:58.998236  <4>[  142.303335]  r9:c5dd9f60 r8:c3ab7600 r7:00000017 r6:b6df8000 r5:c5b30280 r4:c0c588c8
 4326 22:11:59.040348  <4>[  142.311374] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4327 22:11:59.040867  <4>[  142.319492]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6df8000 r5:c5b30280 r4:00000000
 4328 22:11:59.041057  <4>[  142.327528] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4329 22:11:59.041252  <4>[  142.334951]  r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5dd8000 r5:c5b30280
 4330 22:11:59.041410  <4>[  142.343064]  r4:c5b30280
 4331 22:11:59.041565  <4>[  142.345869] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4332 22:11:59.083638  <4>[  142.353291]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000017 r4:00000017
 4333 22:11:59.084162  <4>[  142.361327] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4334 22:11:59.084352  <4>[  142.369178] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 4335 22:11:59.084522  <4>[  142.374510] 9fa0:                   00000017 00000017 00000001 b6df8000 00000017 00000000
 4336 22:11:59.084689  <4>[  142.382981] 9fc0: 00000017 00000017 b6f3fe00 00000004 00000001 00000000 00020000 beef6ac4
 4337 22:11:59.084853  <4>[  142.391448] 9fe0: 00000004 beef67f8 b6ea9d8f b6e307e6
 4338 22:11:59.087064  <4>[  142.396835] irq event stamp: 0
 4339 22:11:59.131195  <4>[  142.400110] hardirqs last  enabled at (0): [<00000000>] 0x0
 4340 22:11:59.131794  <4>[  142.406012] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4341 22:11:59.131992  <4>[  142.413774] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4342 22:11:59.132209  <4>[  142.421607] softirqs last disabled at (0): [<00000000>] 0x0
 4343 22:11:59.132376  <4>[  142.427451] ---[ end trace a9b4031abb9513e1 ]---
 4344 22:11:59.134613  <6>[  142.432243] lkdtm: Saturation detected: still saturated
 4345 22:11:59.383839  # [  142.101403] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4346 22:11:59.384208  # [  142.106500] lkdtm: attempting bad refcount_inc() from saturated
 4347 22:11:59.384387  # [  142.112547] ------------[ cut here ]------------
 4348 22:11:59.384547  # [  142.117613] WARNING: CPU: 1 PID: 2914 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4349 22:11:59.384707  # [  142.126243] refcount_t: saturated; leaking memory.
 4350 22:11:59.427007  # [  142.131233] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4351 22:11:59.427290  # [  142.170351] CPU: 1 PID: 2914 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4352 22:11:59.430321  # [  142.178294] Hardware name: STM32 (Device Tree Support)
 4353 22:11:59.430561  # [  142.183706] Backtrace: 
 4354 22:11:59.470403  # [  142.186432] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4355 22:11:59.470707  # [  142.194278]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4356 22:11:59.470882  # [  142.200218] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4357 22:11:59.471039  # [  142.207816] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4358 22:11:59.471188  # [  142.215062]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 4359 22:11:59.473793  # [  142.223095] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4360 22:11:59.513437  # [  142.230862]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5dd8000
 4361 22:11:59.513981  # [  142.236805] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 4362 22:11:59.514209  # [  142.246058]  r9:c1ad5fb0 r8:c15ebd54 r7:c5dd9f60 r6:00000017 r5:c686b000 r4:c5dd8000
 4363 22:11:59.514380  # [  142.254094] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 4364 22:11:59.517129  # [  142.264048] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc520>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4365 22:11:59.556963  # [  142.274522] [<c13cc4d4>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4366 22:11:59.557212  # [  142.284029]  r4:00000035
 4367 22:11:59.557397  # [  142.286831] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4368 22:11:59.557563  # [  142.295130] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4369 22:11:59.557771  # [  142.303335]  r9:c5dd9f60 r8:c3ab7600 r7:00000017 r6:b6df8000 r5:c5b30280 r4:c0c588c8
 4370 22:11:59.600035  # [  142.311374] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4371 22:11:59.600607  # [  142.319492]  r9:c07e20b8 r8:c5dd9f60 r7:c290d000 r6:b6df8000 r5:c5b30280 r4:00000000
 4372 22:11:59.600823  # [  142.327528] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4373 22:11:59.600999  # [  142.334951]  r10:00000004 r9:00000000 r8:00000000 r7:b6df8000 r6:c5dd8000 r5:c5b30280
 4374 22:11:59.601206  # [  142.343064]  r4:c5b30280
 4375 22:11:59.601372  # [  142.345869] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4376 22:11:59.603523  # [  142.353291]  r9:c5dd8000 r8:c03002e4 r7:00000004 r6:b6f3fe00 r5:00000017 r4:00000017
 4377 22:11:59.643616  # [  142.361327] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4378 22:11:59.643884  # [  142.369178] Exception stack(0xc5dd9fa8 to 0xc5dd9ff0)
 4379 22:11:59.644070  # [  142.374510] 9fa0:                   00000017 00000017 00000001 b6df8000 00000017 00000000
 4380 22:11:59.644231  # [  142.382981] 9fc0: 00000017 00000017 b6f3fe00 00000004 00000001 00000000 00020000 beef6ac4
 4381 22:11:59.644380  # [  142.391448] 9fe0: 00000004 beef67f8 b6ea9d8f b6e307e6
 4382 22:11:59.644534  # [  142.396835] irq event stamp: 0
 4383 22:11:59.646819  # [  142.400110] hardirqs last  enabled at (0): [<00000000>] 0x0
 4384 22:11:59.687001  # [  142.406012] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4385 22:11:59.687353  # [  142.413774] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4386 22:11:59.687529  # [  142.421607] softirqs last disabled at (0): [<00000000>] 0x0
 4387 22:11:59.687688  # [  142.427451] ---[ end trace a9b4031abb9513e1 ]---
 4388 22:11:59.687842  # [  142.432243] lkdtm: Saturation detected: still saturated
 4389 22:11:59.687996  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4390 22:11:59.690331  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4391 22:11:59.705534  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4392 22:12:00.071824  <6>[  143.349207] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4393 22:12:00.072183  <6>[  143.354160] lkdtm: attempting bad refcount_dec() from saturated
 4394 22:12:00.072361  <4>[  143.360473] ------------[ cut here ]------------
 4395 22:12:00.072525  <4>[  143.365268] WARNING: CPU: 0 PID: 2950 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4396 22:12:00.072693  <4>[  143.374066] refcount_t: decrement hit 0; leaking memory.
 4397 22:12:00.114976  <4>[  143.379660] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4398 22:12:00.115237  <4>[  143.418810] CPU: 0 PID: 2950 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4399 22:12:00.118276  <4>[  143.426623] Hardware name: STM32 (Device Tree Support)
 4400 22:12:00.158193  <4>[  143.432034] Backtrace: 
 4401 22:12:00.158876  <4>[  143.434761] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4402 22:12:00.159069  <4>[  143.442610]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4403 22:12:00.159237  <4>[  143.448549] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4404 22:12:00.159395  <4>[  143.456148] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4405 22:12:00.159543  <4>[  143.463393]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 4406 22:12:00.201349  <4>[  143.471428] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4407 22:12:00.201862  <4>[  143.479196]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c5ad8000
 4408 22:12:00.202068  <4>[  143.485138] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 4409 22:12:00.202242  <4>[  143.494393]  r9:c1ad5fc8 r8:c15ebd54 r7:c5ad9f60 r6:00000017 r5:c686a000 r4:c5ad8000
 4410 22:12:00.202402  <4>[  143.502429] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 4411 22:12:00.244661  <4>[  143.512385] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc58c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4412 22:12:00.245182  <4>[  143.522865] [<c13cc544>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4413 22:12:00.245373  <4>[  143.532371]  r4:00000036
 4414 22:12:00.245537  <4>[  143.535174] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4415 22:12:00.245692  <4>[  143.543474] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4416 22:12:00.245848  <4>[  143.551679]  r9:c5ad9f60 r8:c3ab7600 r7:00000017 r6:b6e49000 r5:c5964500 r4:c0c588c8
 4417 22:12:00.287920  <4>[  143.559716] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4418 22:12:00.288449  <4>[  143.567832]  r9:c07e20b8 r8:c5ad9f60 r7:c290d000 r6:b6e49000 r5:c5964500 r4:00000000
 4419 22:12:00.288638  <4>[  143.575867] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4420 22:12:00.288804  <4>[  143.583287]  r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5ad8000 r5:c5964500
 4421 22:12:00.288958  <4>[  143.591399]  r4:c5964500
 4422 22:12:00.289110  <4>[  143.594203] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4423 22:12:00.331486  <4>[  143.601625]  r9:c5ad8000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000017 r4:00000017
 4424 22:12:00.332007  <4>[  143.609660] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4425 22:12:00.332198  <4>[  143.617509] Exception stack(0xc5ad9fa8 to 0xc5ad9ff0)
 4426 22:12:00.332371  <4>[  143.622842] 9fa0:                   00000017 00000017 00000001 b6e49000 00000017 00000000
 4427 22:12:00.332537  <4>[  143.631312] 9fc0: 00000017 00000017 b6f90e00 00000004 00000001 00000000 00020000 bec4dac4
 4428 22:12:00.332690  <4>[  143.639778] 9fe0: 00000004 bec4d7f8 b6efad8f b6e817e6
 4429 22:12:00.334682  <4>[  143.645264] irq event stamp: 0
 4430 22:12:00.379013  <4>[  143.648512] hardirqs last  enabled at (0): [<00000000>] 0x0
 4431 22:12:00.379606  <4>[  143.654289] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4432 22:12:00.379814  <4>[  143.662136] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4433 22:12:00.379977  <4>[  143.669915] softirqs last disabled at (0): [<00000000>] 0x0
 4434 22:12:00.380130  <4>[  143.675672] ---[ end trace a9b4031abb9513e2 ]---
 4435 22:12:00.382459  <6>[  143.680642] lkdtm: Saturation detected: still saturated
 4436 22:12:00.657448  # [    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
 4437 22:12:00.657851  # [    0.000000] CPU: div instructions available: patching division code
 4438 22:12:00.658027  # [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
 4439 22:12:00.658223  # [  143.349207] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4440 22:12:00.658384  # [  143.354160] lkdtm: attempting bad refcount_dec() from saturated
 4441 22:12:00.658531  # [  143.360473] ------------[ cut here ]------------
 4442 22:12:00.700170  # [  143.365268] WARNING: CPU: 0 PID: 2950 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4443 22:12:00.700714  # [  143.374066] refcount_t: decrement hit 0; leaking memory.
 4444 22:12:00.743558  # [  143.379660] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4445 22:12:00.744195  # [  143.418810] CPU: 0 PID: 2950 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4446 22:12:00.744393  # [  143.426623] Hardware name: STM32 (Device Tree Support)
 4447 22:12:00.744564  # [  143.432034] Backtrace: 
 4448 22:12:00.744725  # [  143.434761] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4449 22:12:00.744883  # [  143.442610]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4450 22:12:00.746998  # [  143.448549] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4451 22:12:00.787097  # [  143.456148] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4452 22:12:00.787394  # [  143.463393]  r9:00000009 r8:c0875a54 r7:0000001f r6:00000009 r5:c0875a54 r4:c1a29fb4
 4453 22:12:00.787575  # [  143.471428] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4454 22:12:00.787731  # [  143.479196]  r7:0000001f r6:c1a29fb4 r5:c1a2a018 r4:c5ad8000
 4455 22:12:00.787889  # [  143.485138] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a54>] (refcount_warn_saturate+0x6c/0x174)
 4456 22:12:00.830521  # [  143.494393]  r9:c1ad5fc8 r8:c15ebd54 r7:c5ad9f60 r6:00000017 r5:c686a000 r4:c5ad8000
 4457 22:12:00.831076  # [  143.502429] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe0c>] (__refcount_dec.constprop.0+0x38/0x3c)
 4458 22:12:00.831270  # [  143.512385] [<c13cbdd4>] (__refcount_dec.constprop.0) from [<c13cc58c>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4459 22:12:00.831438  # [  143.522865] [<c13cc544>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4460 22:12:00.831595  # [  143.532371]  r4:00000036
 4461 22:12:00.833592  # [  143.535174] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4462 22:12:00.873693  # [  143.543474] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4463 22:12:00.873951  # [  143.551679]  r9:c5ad9f60 r8:c3ab7600 r7:00000017 r6:b6e49000 r5:c5964500 r4:c0c588c8
 4464 22:12:00.874169  # [  143.559716] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4465 22:12:00.874339  # [  143.567832]  r9:c07e20b8 r8:c5ad9f60 r7:c290d000 r6:b6e49000 r5:c5964500 r4:00000000
 4466 22:12:00.874503  # [  143.575867] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4467 22:12:00.916949  # [  143.583287]  r10:00000004 r9:00000000 r8:00000000 r7:b6e49000 r6:c5ad8000 r5:c5964500
 4468 22:12:00.917216  # [  143.591399]  r4:c5964500
 4469 22:12:00.917679  # [  143.594203] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4470 22:12:00.917856  # [  143.601625]  r9:c5ad8000 r8:c03002e4 r7:00000004 r6:b6f90e00 r5:00000017 r4:00000017
 4471 22:12:00.918022  # [  143.609660] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4472 22:12:00.918211  # [  143.617509] Exception stack(0xc5ad9fa8 to 0xc5ad9ff0)
 4473 22:12:00.920089  # [  143.622842] 9fa0:                   00000017 00000017 00000001 b6e49000 00000017 00000000
 4474 22:12:00.960305  # [  143.631312] 9fc0: 00000017 00000017 b6f90e00 00000004 00000001 00000000 00020000 bec4dac4
 4475 22:12:00.960557  # [  143.639778] 9fe0: 00000004 bec4d7f8 b6efad8f b6e817e6
 4476 22:12:00.960732  # [  143.645264] irq event stamp: 0
 4477 22:12:00.960887  # [  143.648512] hardirqs last  enabled at (0): [<00000000>] 0x0
 4478 22:12:00.961039  # [  143.654289] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4479 22:12:00.961191  # [  143.662136] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4480 22:12:00.963557  # [  143.669915] softirqs last disabled at (0): [<00000000>] 0x0
 4481 22:12:00.997368  # [  143.675672] ---[ end trace a9b4031abb9513e2 ]---
 4482 22:12:00.998007  # [  143.680642] lkdtm: Saturation detected: still saturated
 4483 22:12:00.998231  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4484 22:12:00.998392  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4485 22:12:01.000677  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4486 22:12:01.361220  <6>[  144.638559] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4487 22:12:01.361589  <6>[  144.643512] lkdtm: attempting bad refcount_dec() from saturated
 4488 22:12:01.361767  <4>[  144.649845] ------------[ cut here ]------------
 4489 22:12:01.361934  <4>[  144.654624] WARNING: CPU: 0 PID: 2986 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4490 22:12:01.362122  <4>[  144.663401] refcount_t: saturated; leaking memory.
 4491 22:12:01.404439  <4>[  144.668453] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4492 22:12:01.404698  <4>[  144.707503] CPU: 0 PID: 2986 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4493 22:12:01.407670  <4>[  144.715454] Hardware name: STM32 (Device Tree Support)
 4494 22:12:01.407913  <4>[  144.720868] Backtrace: 
 4495 22:12:01.447822  <4>[  144.723593] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4496 22:12:01.448065  <4>[  144.731439]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4497 22:12:01.448249  <4>[  144.737379] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4498 22:12:01.448416  <4>[  144.744974] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4499 22:12:01.448574  <4>[  144.752217]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 4500 22:12:01.490755  <4>[  144.760250] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4501 22:12:01.491267  <4>[  144.768017]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5ad8000
 4502 22:12:01.491466  <4>[  144.773959] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 4503 22:12:01.491642  <4>[  144.783214]  r9:c1ad5fe0 r8:c15ebd54 r7:c5ad9f60 r6:00000017 r5:c5ab3000 r4:c5ad8000
 4504 22:12:01.491808  <4>[  144.791251] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 4505 22:12:01.534016  <4>[  144.801203] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc5fc>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4506 22:12:01.534563  <4>[  144.811679] [<c13cc5b0>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4507 22:12:01.534758  <4>[  144.821186]  r4:00000037
 4508 22:12:01.534928  <4>[  144.823988] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4509 22:12:01.535096  <4>[  144.832287] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4510 22:12:01.535253  <4>[  144.840492]  r9:c5ad9f60 r8:c3ab7600 r7:00000017 r6:b6de7000 r5:c4fc0a00 r4:c0c588c8
 4511 22:12:01.577333  <4>[  144.848528] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4512 22:12:01.577847  <4>[  144.856645]  r9:c07e20b8 r8:c5ad9f60 r7:c290d000 r6:b6de7000 r5:c4fc0a00 r4:00000000
 4513 22:12:01.578056  <4>[  144.864681] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4514 22:12:01.578228  <4>[  144.872101]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c5ad8000 r5:c4fc0a00
 4515 22:12:01.578393  <4>[  144.880212]  r4:c4fc0a00
 4516 22:12:01.578549  <4>[  144.883018] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4517 22:12:01.620471  <4>[  144.890439]  r9:c5ad8000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:00000017 r4:00000017
 4518 22:12:01.621032  <4>[  144.898474] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4519 22:12:01.621232  <4>[  144.906324] Exception stack(0xc5ad9fa8 to 0xc5ad9ff0)
 4520 22:12:01.621417  <4>[  144.911658] 9fa0:                   00000017 00000017 00000001 b6de7000 00000017 00000000
 4521 22:12:01.621601  <4>[  144.920129] 9fc0: 00000017 00000017 b6f2ee00 00000004 00000001 00000000 00020000 bee28ac4
 4522 22:12:01.621757  <4>[  144.928594] 9fe0: 00000004 bee287f8 b6e98d8f b6e1f7e6
 4523 22:12:01.623981  <4>[  144.934010] irq event stamp: 0
 4524 22:12:01.668266  <4>[  144.937322] hardirqs last  enabled at (0): [<00000000>] 0x0
 4525 22:12:01.668843  <4>[  144.943109] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4526 22:12:01.669038  <4>[  144.950926] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4527 22:12:01.669208  <4>[  144.958684] softirqs last disabled at (0): [<00000000>] 0x0
 4528 22:12:01.669372  <4>[  144.964480] ---[ end trace a9b4031abb9513e3 ]---
 4529 22:12:01.671636  <6>[  144.969412] lkdtm: Saturation detected: still saturated
 4530 22:12:01.958192  # [  144.638559] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4531 22:12:01.958621  # [  144.643512] lkdtm: attempting bad refcount_dec() from saturated
 4532 22:12:01.958797  # [  144.649845] ------------[ cut here ]------------
 4533 22:12:01.958956  # [  144.654624] WARNING: CPU: 0 PID: 2986 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4534 22:12:01.959114  # [  144.663401] refcount_t: saturated; leaking memory.
 4535 22:12:02.001161  # [  144.668453] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4536 22:12:02.001446  # [  144.707503] CPU: 0 PID: 2986 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4537 22:12:02.004785  # [  144.715454] Hardware name: STM32 (Device Tree Support)
 4538 22:12:02.005027  # [  144.720868] Backtrace: 
 4539 22:12:02.044658  # [  144.723593] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4540 22:12:02.044908  # [  144.731439]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4541 22:12:02.045093  # [  144.737379] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4542 22:12:02.045261  # [  144.744974] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4543 22:12:02.045422  # [  144.752217]  r9:00000009 r8:c0875abc r7:00000016 r6:00000009 r5:c0875abc r4:c1a29fb4
 4544 22:12:02.047768  # [  144.760250] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4545 22:12:02.087597  # [  144.768017]  r7:00000016 r6:c1a29fb4 r5:c1a29f8c r4:c5ad8000
 4546 22:12:02.088125  # [  144.773959] [<c13bf150>] (warn_slowpath_fmt) from [<c0875abc>] (refcount_warn_saturate+0xd4/0x174)
 4547 22:12:02.088319  # [  144.783214]  r9:c1ad5fe0 r8:c15ebd54 r7:c5ad9f60 r6:00000017 r5:c5ab3000 r4:c5ad8000
 4548 22:12:02.088491  # [  144.791251] [<c08759e8>] (refcount_warn_saturate) from [<c0c5956c>] (__refcount_add.constprop.0+0x44/0x58)
 4549 22:12:02.091036  # [  144.801203] [<c0c59528>] (__refcount_add.constprop.0) from [<c13cc5fc>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4550 22:12:02.131147  # [  144.811679] [<c13cc5b0>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4551 22:12:02.131418  # [  144.821186]  r4:00000037
 4552 22:12:02.131615  # [  144.823988] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4553 22:12:02.131786  # [  144.832287] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4554 22:12:02.131950  # [  144.840492]  r9:c5ad9f60 r8:c3ab7600 r7:00000017 r6:b6de7000 r5:c4fc0a00 r4:c0c588c8
 4555 22:12:02.174133  # [  144.848528] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4556 22:12:02.174672  # [  144.856645]  r9:c07e20b8 r8:c5ad9f60 r7:c290d000 r6:b6de7000 r5:c4fc0a00 r4:00000000
 4557 22:12:02.174863  # [  144.864681] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4558 22:12:02.175034  # [  144.872101]  r10:00000004 r9:00000000 r8:00000000 r7:b6de7000 r6:c5ad8000 r5:c4fc0a00
 4559 22:12:02.175199  # [  144.880212]  r4:c4fc0a00
 4560 22:12:02.175360  # [  144.883018] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4561 22:12:02.178130  # [  144.890439]  r9:c5ad8000 r8:c03002e4 r7:00000004 r6:b6f2ee00 r5:00000017 r4:00000017
 4562 22:12:02.217834  # [  144.898474] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4563 22:12:02.218136  # [  144.906324] Exception stack(0xc5ad9fa8 to 0xc5ad9ff0)
 4564 22:12:02.218328  # [  144.911658] 9fa0:                   00000017 00000017 00000001 b6de7000 00000017 00000000
 4565 22:12:02.218497  # [  144.920129] 9fc0: 00000017 00000017 b6f2ee00 00000004 00000001 00000000 00020000 bee28ac4
 4566 22:12:02.218653  # [  144.928594] 9fe0: 00000004 bee287f8 b6e98d8f b6e1f7e6
 4567 22:12:02.218806  # [  144.934010] irq event stamp: 0
 4568 22:12:02.220832  # [  144.937322] hardirqs last  enabled at (0): [<00000000>] 0x0
 4569 22:12:02.261522  # [  144.943109] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4570 22:12:02.261785  # [  144.950926] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4571 22:12:02.261972  # [  144.958684] softirqs last disabled at (0): [<00000000>] 0x0
 4572 22:12:02.262173  # [  144.964480] ---[ end trace a9b4031abb9513e3 ]---
 4573 22:12:02.262340  # [  144.969412] lkdtm: Saturation detected: still saturated
 4574 22:12:02.262496  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4575 22:12:02.264169  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4576 22:12:02.279728  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4577 22:12:02.617837  <6>[  145.895286] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4578 22:12:02.618265  <6>[  145.901149] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4579 22:12:02.618444  <4>[  145.908131] ------------[ cut here ]------------
 4580 22:12:02.618606  <4>[  145.912920] WARNING: CPU: 0 PID: 3019 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4581 22:12:02.618766  <4>[  145.921695] refcount_t: saturated; leaking memory.
 4582 22:12:02.661095  <4>[  145.926746] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4583 22:12:02.661346  <4>[  145.965793] CPU: 0 PID: 3019 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4584 22:12:02.664152  <4>[  145.973746] Hardware name: STM32 (Device Tree Support)
 4585 22:12:02.704006  <4>[  145.979157] Backtrace: 
 4586 22:12:02.704517  <4>[  145.981883] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4587 22:12:02.704708  <4>[  145.989727]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4588 22:12:02.704881  <4>[  145.995667] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4589 22:12:02.705046  <4>[  146.003266] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4590 22:12:02.705202  <4>[  146.010511]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 4591 22:12:02.747532  <4>[  146.018543] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4592 22:12:02.748053  <4>[  146.026310]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c4fde000
 4593 22:12:02.748246  <4>[  146.032253] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 4594 22:12:02.748419  <4>[  146.041505]  r9:c1ad5ff8 r8:c15ebd54 r7:c4fdff60 r6:00000020 r5:c5d4e000 r4:c0000000
 4595 22:12:02.748586  <4>[  146.049541] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4596 22:12:02.790779  <4>[  146.060281] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc670>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4597 22:12:02.791327  <4>[  146.072319]  r5:c5d4e000 r4:c4fde000
 4598 22:12:02.791521  <4>[  146.076173] [<c13cc620>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4599 22:12:02.791694  <4>[  146.086463]  r4:00000038
 4600 22:12:02.791856  <4>[  146.089266] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4601 22:12:02.792012  <4>[  146.097565] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4602 22:12:02.834167  <4>[  146.105770]  r9:c4fdff60 r8:c3ab7600 r7:00000020 r6:b6e39000 r5:c4f4fc80 r4:c0c588c8
 4603 22:12:02.834682  <4>[  146.113808] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4604 22:12:02.834873  <4>[  146.121923]  r9:c07e20b8 r8:c4fdff60 r7:c290d000 r6:b6e39000 r5:c4f4fc80 r4:00000000
 4605 22:12:02.835044  <4>[  146.129958] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4606 22:12:02.835207  <4>[  146.137378]  r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c4fde000 r5:c4f4fc80
 4607 22:12:02.835360  <4>[  146.145488]  r4:c4f4fc80
 4608 22:12:02.877405  <4>[  146.148294] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4609 22:12:02.877918  <4>[  146.155713]  r9:c4fde000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000020 r4:00000020
 4610 22:12:02.878128  <4>[  146.163748] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4611 22:12:02.878301  <4>[  146.171597] Exception stack(0xc4fdffa8 to 0xc4fdfff0)
 4612 22:12:02.878466  <4>[  146.176930] ffa0:                   00000020 00000020 00000001 b6e39000 00000020 00000000
 4613 22:12:02.880661  <4>[  146.185401] ffc0: 00000020 00000020 b6f80e00 00000004 00000001 00000000 00020000 bef3dac4
 4614 22:12:02.930133  <4>[  146.193866] ffe0: 00000004 bef3d7f8 b6eead8f b6e717e6
 4615 22:12:02.930483  <4>[  146.199283] irq event stamp: 0
 4616 22:12:02.930963  <4>[  146.202527] hardirqs last  enabled at (0): [<00000000>] 0x0
 4617 22:12:02.931146  <4>[  146.208459] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4618 22:12:02.931307  <4>[  146.216203] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4619 22:12:02.931464  <4>[  146.223918] softirqs last disabled at (0): [<00000000>] 0x0
 4620 22:12:02.931622  <4>[  146.229863] ---[ end trace a9b4031abb9513e4 ]---
 4621 22:12:02.933577  <6>[  146.234652] lkdtm: Saturation detected: still saturated
 4622 22:12:03.199245  # [  145.895286] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4623 22:12:03.199658  # [  145.901149] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4624 22:12:03.199833  # [  145.908131] ------------[ cut here ]------------
 4625 22:12:03.199994  # [  145.912920] WARNING: CPU: 0 PID: 3019 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4626 22:12:03.200153  # [  145.921695] refcount_t: saturated; leaking memory.
 4627 22:12:03.242357  # [  145.926746] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4628 22:12:03.242647  # [  145.965793] CPU: 0 PID: 3019 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4629 22:12:03.245800  # [  145.973746] Hardware name: STM32 (Device Tree Support)
 4630 22:12:03.285582  # [  145.979157] Backtrace: 
 4631 22:12:03.286146  # [  145.981883] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4632 22:12:03.286344  # [  145.989727]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4633 22:12:03.286515  # [  145.995667] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4634 22:12:03.286678  # [  146.003266] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4635 22:12:03.286837  # [  146.010511]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 4636 22:12:03.329241  # [  146.018543] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4637 22:12:03.329788  # [  146.026310]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c4fde000
 4638 22:12:03.329989  # [  146.032253] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 4639 22:12:03.330193  # [  146.041505]  r9:c1ad5ff8 r8:c15ebd54 r7:c4fdff60 r6:00000020 r5:c5d4e000 r4:c0000000
 4640 22:12:03.330358  # [  146.049541] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4641 22:12:03.372138  # [  146.060281] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc670>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x50/0x88)
 4642 22:12:03.372662  # [  146.072319]  r5:c5d4e000 r4:c4fde000
 4643 22:12:03.372853  # [  146.076173] [<c13cc620>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4644 22:12:03.373025  # [  146.086463]  r4:00000038
 4645 22:12:03.373188  # [  146.089266] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4646 22:12:03.373350  # [  146.097565] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4647 22:12:03.415441  # [  146.105770]  r9:c4fdff60 r8:c3ab7600 r7:00000020 r6:b6e39000 r5:c4f4fc80 r4:c0c588c8
 4648 22:12:03.416012  # [  146.113808] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4649 22:12:03.416215  # [  146.121923]  r9:c07e20b8 r8:c4fdff60 r7:c290d000 r6:b6e39000 r5:c4f4fc80 r4:00000000
 4650 22:12:03.416384  # [  146.129958] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4651 22:12:03.416543  # [  146.137378]  r10:00000004 r9:00000000 r8:00000000 r7:b6e39000 r6:c4fde000 r5:c4f4fc80
 4652 22:12:03.416692  # [  146.145488]  r4:c4f4fc80
 4653 22:12:03.418863  # [  146.148294] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4654 22:12:03.458975  # [  146.155713]  r9:c4fde000 r8:c03002e4 r7:00000004 r6:b6f80e00 r5:00000020 r4:00000020
 4655 22:12:03.459263  # [  146.163748] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4656 22:12:03.459449  # [  146.171597] Exception stack(0xc4fdffa8 to 0xc4fdfff0)
 4657 22:12:03.459610  # [  146.176930] ffa0:                   00000020 00000020 00000001 b6e39000 00000020 00000000
 4658 22:12:03.459767  # [  146.185401] ffc0: 00000020 00000020 b6f80e00 00000004 00000001 00000000 00020000 bef3dac4
 4659 22:12:03.462165  # [  146.193866] ffe0: 00000004 bef3d7f8 b6eead8f b6e717e6
 4660 22:12:03.502274  # [  146.199283] irq event stamp: 0
 4661 22:12:03.502862  # [  146.202527] hardirqs last  enabled at (0): [<00000000>] 0x0
 4662 22:12:03.503058  # [  146.208459] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4663 22:12:03.503231  # [  146.216203] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4664 22:12:03.503390  # [  146.223918] softirqs last disabled at (0): [<00000000>] 0x0
 4665 22:12:03.503540  # [  146.229863] ---[ end trace a9b4031abb9513e4 ]---
 4666 22:12:03.505829  # [  146.234652] lkdtm: Saturation detected: still saturated
 4667 22:12:03.528550  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4668 22:12:03.529064  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
 4669 22:12:03.531379  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4670 22:12:03.881559  <6>[  147.158838] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4671 22:12:03.881931  <6>[  147.164770] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4672 22:12:03.882134  <4>[  147.171723] ------------[ cut here ]------------
 4673 22:12:03.882299  <4>[  147.176548] WARNING: CPU: 0 PID: 3054 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4674 22:12:03.882465  <4>[  147.185181] refcount_t: saturated; leaking memory.
 4675 22:12:03.924693  <4>[  147.190309] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4676 22:12:03.924950  <4>[  147.229395] CPU: 0 PID: 3054 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4677 22:12:03.927783  <4>[  147.237313] Hardware name: STM32 (Device Tree Support)
 4678 22:12:03.967758  <4>[  147.242726] Backtrace: 
 4679 22:12:03.968269  <4>[  147.245453] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4680 22:12:03.968462  <4>[  147.253302]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4681 22:12:03.968633  <4>[  147.259243] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4682 22:12:03.968799  <4>[  147.266843] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4683 22:12:03.968955  <4>[  147.274088]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 4684 22:12:04.010962  <4>[  147.282123] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4685 22:12:04.011484  <4>[  147.289893]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6816000
 4686 22:12:04.011677  <4>[  147.295837] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 4687 22:12:04.011849  <4>[  147.305093]  r9:c1ad6018 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c686b000 r4:c0000000
 4688 22:12:04.012016  <4>[  147.313131] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4689 22:12:04.054511  <4>[  147.323876] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc6f8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4690 22:12:04.055038  <4>[  147.335919]  r5:c686b000 r4:c6816000
 4691 22:12:04.055230  <4>[  147.339773] [<c13cc6a8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4692 22:12:04.055405  <4>[  147.350065]  r4:00000039
 4693 22:12:04.055569  <4>[  147.352868] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4694 22:12:04.055725  <4>[  147.361168] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4695 22:12:04.097491  <4>[  147.369372]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e60000 r5:c5964780 r4:c0c588c8
 4696 22:12:04.097999  <4>[  147.377409] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4697 22:12:04.098218  <4>[  147.385526]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e60000 r5:c5964780 r4:00000000
 4698 22:12:04.098390  <4>[  147.393561] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4699 22:12:04.098555  <4>[  147.400982]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6816000 r5:c5964780
 4700 22:12:04.098709  <4>[  147.409093]  r4:c5964780
 4701 22:12:04.140605  <4>[  147.411897] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4702 22:12:04.140860  <4>[  147.419318]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000020 r4:00000020
 4703 22:12:04.141047  <4>[  147.427354] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4704 22:12:04.141216  <4>[  147.435204] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4705 22:12:04.141371  <4>[  147.440537] 7fa0:                   00000020 00000020 00000001 b6e60000 00000020 00000000
 4706 22:12:04.143625  <4>[  147.449009] 7fc0: 00000020 00000020 b6fa7e00 00000004 00000001 00000000 00020000 bed7eac4
 4707 22:12:04.194076  <4>[  147.457475] 7fe0: 00000004 bed7e7f8 b6f11d8f b6e987e6
 4708 22:12:04.194375  <4>[  147.462857] irq event stamp: 0
 4709 22:12:04.194866  <4>[  147.466184] hardirqs last  enabled at (0): [<00000000>] 0x0
 4710 22:12:04.195044  <4>[  147.471988] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4711 22:12:04.195211  <4>[  147.479832] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4712 22:12:04.195375  <4>[  147.487610] softirqs last disabled at (0): [<00000000>] 0x0
 4713 22:12:04.195528  <4>[  147.493409] ---[ end trace a9b4031abb9513e5 ]---
 4714 22:12:04.197563  <6>[  147.498347] lkdtm: Saturation detected: still saturated
 4715 22:12:04.469222  # [  147.158838] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4716 22:12:04.469546  # [  147.164770] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4717 22:12:04.469722  # [  147.171723] ------------[ cut here ]------------
 4718 22:12:04.469882  # [  147.176548] WARNING: CPU: 0 PID: 3054 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4719 22:12:04.470069  # [  147.185181] refcount_t: saturated; leaking memory.
 4720 22:12:04.512255  # [  147.190309] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4721 22:12:04.512539  # [  147.229395] CPU: 0 PID: 3054 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4722 22:12:04.515468  # [  147.237313] Hardware name: STM32 (Device Tree Support)
 4723 22:12:04.555433  # [  147.242726] Backtrace: 
 4724 22:12:04.555989  # [  147.245453] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4725 22:12:04.556186  # [  147.253302]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4726 22:12:04.556363  # [  147.259243] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4727 22:12:04.556521  # [  147.266843] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4728 22:12:04.556671  # [  147.274088]  r9:00000009 r8:c0875a88 r7:00000013 r6:00000009 r5:c0875a88 r4:c1a29fb4
 4729 22:12:04.598653  # [  147.282123] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4730 22:12:04.599178  # [  147.289893]  r7:00000013 r6:c1a29fb4 r5:c1a29f8c r4:c6816000
 4731 22:12:04.599367  # [  147.295837] [<c13bf150>] (warn_slowpath_fmt) from [<c0875a88>] (refcount_warn_saturate+0xa0/0x174)
 4732 22:12:04.599540  # [  147.305093]  r9:c1ad6018 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c686b000 r4:c0000000
 4733 22:12:04.599703  # [  147.313131] [<c08759e8>] (refcount_warn_saturate) from [<c13cbe74>] (__refcount_add_not_zero.constprop.0+0x64/0x78)
 4734 22:12:04.641991  # [  147.323876] [<c13cbe10>] (__refcount_add_not_zero.constprop.0) from [<c13cc6f8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x50/0x88)
 4735 22:12:04.642588  # [  147.335919]  r5:c686b000 r4:c6816000
 4736 22:12:04.642789  # [  147.339773] [<c13cc6a8>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4737 22:12:04.642960  # [  147.350065]  r4:00000039
 4738 22:12:04.643121  # [  147.352868] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4739 22:12:04.643273  # [  147.361168] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4740 22:12:04.685485  # [  147.369372]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e60000 r5:c5964780 r4:c0c588c8
 4741 22:12:04.686086  # [  147.377409] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4742 22:12:04.686285  # [  147.385526]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e60000 r5:c5964780 r4:00000000
 4743 22:12:04.686453  # [  147.393561] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4744 22:12:04.686606  # [  147.400982]  r10:00000004 r9:00000000 r8:00000000 r7:b6e60000 r6:c6816000 r5:c5964780
 4745 22:12:04.686772  # [  147.409093]  r4:c5964780
 4746 22:12:04.688804  # [  147.411897] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4747 22:12:04.729262  # [  147.419318]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6fa7e00 r5:00000020 r4:00000020
 4748 22:12:04.729583  # [  147.427354] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4749 22:12:04.729760  # [  147.435204] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4750 22:12:04.729921  # [  147.440537] 7fa0:                   00000020 00000020 00000001 b6e60000 00000020 00000000
 4751 22:12:04.730114  # [  147.449009] 7fc0: 00000020 00000020 b6fa7e00 00000004 00000001 00000000 00020000 bed7eac4
 4752 22:12:04.731933  # [  147.457475] 7fe0: 00000004 bed7e7f8 b6f11d8f b6e987e6
 4753 22:12:04.771934  # [  147.462857] irq event stamp: 0
 4754 22:12:04.772458  # [  147.466184] hardirqs last  enabled at (0): [<00000000>] 0x0
 4755 22:12:04.772648  # [  147.471988] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4756 22:12:04.772863  # [  147.479832] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4757 22:12:04.773035  # [  147.487610] softirqs last disabled at (0): [<00000000>] 0x0
 4758 22:12:04.773198  # [  147.493409] ---[ end trace a9b4031abb9513e5 ]---
 4759 22:12:04.775441  # [  147.498347] lkdtm: Saturation detected: still saturated
 4760 22:12:04.798257  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4761 22:12:04.798798  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
 4762 22:12:04.801671  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4763 22:12:05.181426  <6>[  148.458834] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4764 22:12:05.181805  <6>[  148.464574] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4765 22:12:05.181979  <4>[  148.471721] ------------[ cut here ]------------
 4766 22:12:05.182158  <4>[  148.476542] WARNING: CPU: 0 PID: 3092 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4767 22:12:05.182322  <4>[  148.485268] refcount_t: underflow; use-after-free.
 4768 22:12:05.224659  <4>[  148.490404] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4769 22:12:05.224915  <4>[  148.529493] CPU: 0 PID: 3092 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4770 22:12:05.227845  <4>[  148.537402] Hardware name: STM32 (Device Tree Support)
 4771 22:12:05.267839  <4>[  148.542818] Backtrace: 
 4772 22:12:05.268349  <4>[  148.545545] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4773 22:12:05.268543  <4>[  148.553393]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4774 22:12:05.268715  <4>[  148.559336] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4775 22:12:05.268881  <4>[  148.566937] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4776 22:12:05.269045  <4>[  148.574183]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4777 22:12:05.311056  <4>[  148.582219] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4778 22:12:05.311571  <4>[  148.589988]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6816000
 4779 22:12:05.311762  <4>[  148.595932] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4780 22:12:05.311937  <4>[  148.605275]  r9:c1ad6038 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c5d4e000 r4:c6816000
 4781 22:12:05.312103  <4>[  148.613316] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4782 22:12:05.354362  <4>[  148.624058] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc780>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 4783 22:12:05.354875  <4>[  148.636107] [<c13cc730>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4784 22:12:05.355067  <4>[  148.646400]  r4:0000003a
 4785 22:12:05.355236  <4>[  148.649203] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4786 22:12:05.355394  <4>[  148.657505] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4787 22:12:05.357869  <4>[  148.665711]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e88000 r5:c4f0e3c0 r4:c0c588c8
 4788 22:12:05.397986  <4>[  148.673750] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4789 22:12:05.398247  <4>[  148.681867]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e88000 r5:c4f0e3c0 r4:00000000
 4790 22:12:05.398434  <4>[  148.689904] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4791 22:12:05.398603  <4>[  148.697326]  r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c6816000 r5:c4f0e3c0
 4792 22:12:05.398767  <4>[  148.705438]  r4:c4f0e3c0
 4793 22:12:05.401101  <4>[  148.708243] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4794 22:12:05.441408  <4>[  148.715666]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:00000020 r4:00000020
 4795 22:12:05.441648  <4>[  148.723703] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4796 22:12:05.441834  <4>[  148.731555] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4797 22:12:05.442003  <4>[  148.736889] 7fa0:                   00000020 00000020 00000001 b6e88000 00000020 00000000
 4798 22:12:05.442191  <4>[  148.745361] 7fc0: 00000020 00000020 b6fcfe00 00000004 00000001 00000000 00020000 befbeac4
 4799 22:12:05.444314  <4>[  148.753827] 7fe0: 00000004 befbe7f8 b6f39d8f b6ec07e6
 4800 22:12:05.494129  <4>[  148.759212] irq event stamp: 0
 4801 22:12:05.494728  <4>[  148.762489] hardirqs last  enabled at (0): [<00000000>] 0x0
 4802 22:12:05.494930  <4>[  148.768414] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4803 22:12:05.495102  <4>[  148.776165] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4804 22:12:05.495263  <4>[  148.783916] softirqs last disabled at (0): [<00000000>] 0x0
 4805 22:12:05.495422  <4>[  148.789830] ---[ end trace a9b4031abb9513e6 ]---
 4806 22:12:05.497538  <6>[  148.794616] lkdtm: Saturation detected: still saturated
 4807 22:12:05.765087  # [  148.458834] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4808 22:12:05.765418  # [  148.464574] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4809 22:12:05.765606  # [  148.471721] ------------[ cut here ]------------
 4810 22:12:05.765772  # [  148.476542] WARNING: CPU: 0 PID: 3092 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4811 22:12:05.765937  # [  148.485268] refcount_t: underflow; use-after-free.
 4812 22:12:05.808279  # [  148.490404] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4813 22:12:05.808610  # [  148.529493] CPU: 0 PID: 3092 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4814 22:12:05.811299  # [  148.537402] Hardware name: STM32 (Device Tree Support)
 4815 22:12:05.851351  # [  148.542818] Backtrace: 
 4816 22:12:05.851865  # [  148.545545] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4817 22:12:05.852056  # [  148.553393]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4818 22:12:05.852226  # [  148.559336] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4819 22:12:05.852388  # [  148.566937] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4820 22:12:05.852547  # [  148.574183]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4821 22:12:05.894470  # [  148.582219] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4822 22:12:05.895007  # [  148.589988]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6816000
 4823 22:12:05.895200  # [  148.595932] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4824 22:12:05.895370  # [  148.605275]  r9:c1ad6038 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c5d4e000 r4:c6816000
 4825 22:12:05.895563  # [  148.613316] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4826 22:12:05.937852  # [  148.624058] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc780>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x50/0x88)
 4827 22:12:05.938408  # [  148.636107] [<c13cc730>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4828 22:12:05.938641  # [  148.646400]  r4:0000003a
 4829 22:12:05.938811  # [  148.649203] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4830 22:12:05.938982  # [  148.657505] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4831 22:12:05.941313  # [  148.665711]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e88000 r5:c4f0e3c0 r4:c0c588c8
 4832 22:12:05.981423  # [  148.673750] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4833 22:12:05.981754  # [  148.681867]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e88000 r5:c4f0e3c0 r4:00000000
 4834 22:12:05.981930  # [  148.689904] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4835 22:12:05.982124  # [  148.697326]  r10:00000004 r9:00000000 r8:00000000 r7:b6e88000 r6:c6816000 r5:c4f0e3c0
 4836 22:12:05.982279  # [  148.705438]  r4:c4f0e3c0
 4837 22:12:05.982426  # [  148.708243] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4838 22:12:06.024688  # [  148.715666]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6fcfe00 r5:00000020 r4:00000020
 4839 22:12:06.025004  # [  148.723703] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4840 22:12:06.025191  # [  148.731555] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4841 22:12:06.025383  # [  148.736889] 7fa0:                   00000020 00000020 00000001 b6e88000 00000020 00000000
 4842 22:12:06.025553  # [  148.745361] 7fc0: 00000020 00000020 b6fcfe00 00000004 00000001 00000000 00020000 befbeac4
 4843 22:12:06.025707  # [  148.753827] 7fe0: 00000004 befbe7f8 b6f39d8f b6ec07e6
 4844 22:12:06.027793  # [  148.759212] irq event stamp: 0
 4845 22:12:06.067759  # [  148.762489] hardirqs last  enabled at (0): [<00000000>] 0x0
 4846 22:12:06.068284  # [  148.768414] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4847 22:12:06.068468  # [  148.776165] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4848 22:12:06.068622  # [  148.783916] softirqs last disabled at (0): [<00000000>] 0x0
 4849 22:12:06.068770  # [  148.789830] ---[ end trace a9b4031abb9513e6 ]---
 4850 22:12:06.068917  # [  148.794616] lkdtm: Saturation detected: still saturated
 4851 22:12:06.071236  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 4852 22:12:06.089158  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4853 22:12:06.092428  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 4854 22:12:06.444495  <6>[  149.721833] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 4855 22:12:06.444879  <6>[  149.727687] lkdtm: attempting bad refcount_sub_and_test() from saturated
 4856 22:12:06.445057  <4>[  149.734554] ------------[ cut here ]------------
 4857 22:12:06.445220  <4>[  149.739632] WARNING: CPU: 1 PID: 3128 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4858 22:12:06.445385  <4>[  149.748358] refcount_t: underflow; use-after-free.
 4859 22:12:06.487633  <4>[  149.753333] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4860 22:12:06.487894  <4>[  149.792468] CPU: 1 PID: 3128 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4861 22:12:06.490856  <4>[  149.800407] Hardware name: STM32 (Device Tree Support)
 4862 22:12:06.530748  <4>[  149.805821] Backtrace: 
 4863 22:12:06.531259  <4>[  149.808549] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4864 22:12:06.531451  <4>[  149.816398]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4865 22:12:06.531622  <4>[  149.822339] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4866 22:12:06.531788  <4>[  149.829942] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4867 22:12:06.531945  <4>[  149.837187]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4868 22:12:06.574007  <4>[  149.845222] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4869 22:12:06.574530  <4>[  149.852991]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6816000
 4870 22:12:06.574724  <4>[  149.858935] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4871 22:12:06.574899  <4>[  149.868279]  r9:c1ad6058 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c686c000 r4:c6816000
 4872 22:12:06.575067  <4>[  149.876319] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4873 22:12:06.617343  <4>[  149.887063] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc808>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 4874 22:12:06.617915  <4>[  149.899115] [<c13cc7b8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4875 22:12:06.618129  <4>[  149.909409]  r4:0000003b
 4876 22:12:06.618302  <4>[  149.912213] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4877 22:12:06.618468  <4>[  149.920515] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4878 22:12:06.620611  <4>[  149.928721]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e3e000 r5:c6868640 r4:c0c588c8
 4879 22:12:06.660902  <4>[  149.936760] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4880 22:12:06.661144  <4>[  149.944880]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e3e000 r5:c6868640 r4:00000000
 4881 22:12:06.661332  <4>[  149.952917] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4882 22:12:06.661502  <4>[  149.960339]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6816000 r5:c6868640
 4883 22:12:06.661666  <4>[  149.968453]  r4:c6868640
 4884 22:12:06.663922  <4>[  149.971258] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4885 22:12:06.704329  <4>[  149.978681]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:00000020 r4:00000020
 4886 22:12:06.704553  <4>[  149.986718] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4887 22:12:06.704689  <4>[  149.994571] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4888 22:12:06.704819  <4>[  149.999908] 7fa0:                   00000020 00000020 00000001 b6e3e000 00000020 00000000
 4889 22:12:06.704933  <4>[  150.008381] 7fc0: 00000020 00000020 b6f85e00 00000004 00000001 00000000 00020000 becbaac4
 4890 22:12:06.707321  <4>[  150.016849] 7fe0: 00000004 becba7f8 b6eefd8f b6e767e6
 4891 22:12:06.757133  <4>[  150.022241] irq event stamp: 0
 4892 22:12:06.757739  <4>[  150.025543] hardirqs last  enabled at (0): [<00000000>] 0x0
 4893 22:12:06.757980  <4>[  150.031496] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4894 22:12:06.758181  <4>[  150.039220] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4895 22:12:06.758344  <4>[  150.046984] softirqs last disabled at (0): [<00000000>] 0x0
 4896 22:12:06.758502  <4>[  150.052757] ---[ end trace a9b4031abb9513e7 ]---
 4897 22:12:06.760502  <6>[  150.057716] lkdtm: Saturation detected: still saturated
 4898 22:12:07.032866  # [  149.721833] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 4899 22:12:07.033280  # [  149.727687] lkdtm: attempting bad refcount_sub_and_test() from saturated
 4900 22:12:07.033453  # [  149.734554] ------------[ cut here ]------------
 4901 22:12:07.033615  # [  149.739632] WARNING: CPU: 1 PID: 3128 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4902 22:12:07.033774  # [  149.748358] refcount_t: underflow; use-after-free.
 4903 22:12:07.076183  # [  149.753333] Modules linked in: fuse ip_tables x_tables snd_soc_hdmi_codec stm32_adc stm32_timer_trigger stm32_lptimer_trigger snd_soc_audio_graph_card snd_soc_simple_card_utils snd_soc_stm32_sai_sub brcmfmac snd_soc_core ac97_bus snd_pcm_dmaengine snd_pcm snd_timer snd soundcore adv7511 etnaviv sha256_generic gpu_sched stm_drm sha256_arm hci_uart btbcm cfg80211 bluetooth brcmutil stm32_adc_core snd_soc_stm32_sai ecdh_generic ecc libaes
 4904 22:12:07.076476  # [  149.792468] CPU: 1 PID: 3128 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 4905 22:12:07.079152  # [  149.800407] Hardware name: STM32 (Device Tree Support)
 4906 22:12:07.118904  # [  149.805821] Backtrace: 
 4907 22:12:07.119446  # [  149.808549] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 4908 22:12:07.119638  # [  149.816398]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 4909 22:12:07.119808  # [  149.822339] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 4910 22:12:07.119962  # [  149.829942] [<c13c5254>] (dump_stack) from [<c03567c8>] (__warn+0x98/0x14c)
 4911 22:12:07.120117  # [  149.837187]  r9:00000009 r8:c0875b24 r7:0000001c r6:00000009 r5:c0875b24 r4:c1a29fb4
 4912 22:12:07.162350  # [  149.845222] [<c0356730>] (__warn) from [<c13bf1d8>] (warn_slowpath_fmt+0x8c/0xa8)
 4913 22:12:07.162902  # [  149.852991]  r7:0000001c r6:c1a29fb4 r5:c1a29ff0 r4:c6816000
 4914 22:12:07.163096  # [  149.858935] [<c13bf150>] (warn_slowpath_fmt) from [<c0875b24>] (refcount_warn_saturate+0x13c/0x174)
 4915 22:12:07.163268  # [  149.868279]  r9:c1ad6058 r8:c15ebd54 r7:c6817f60 r6:00000020 r5:c686c000 r4:c6816000
 4916 22:12:07.163430  # [  149.876319] [<c08759e8>] (refcount_warn_saturate) from [<c0c595e4>] (__refcount_sub_and_test.constprop.0+0x64/0x6c)
 4917 22:12:07.205625  # [  149.887063] [<c0c59580>] (__refcount_sub_and_test.constprop.0) from [<c13cc808>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x50/0x88)
 4918 22:12:07.206223  # [  149.899115] [<c13cc7b8>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 4919 22:12:07.206431  # [  149.909409]  r4:0000003b
 4920 22:12:07.206601  # [  149.912213] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 4921 22:12:07.206775  # [  149.920515] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 4922 22:12:07.209122  # [  149.928721]  r9:c6817f60 r8:c3ab7600 r7:00000020 r6:b6e3e000 r5:c6868640 r4:c0c588c8
 4923 22:12:07.249080  # [  149.936760] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 4924 22:12:07.249627  # [  149.944880]  r9:c07e20b8 r8:c6817f60 r7:c290d000 r6:b6e3e000 r5:c6868640 r4:00000000
 4925 22:12:07.249827  # [  149.952917] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 4926 22:12:07.250015  # [  149.960339]  r10:00000004 r9:00000000 r8:00000000 r7:b6e3e000 r6:c6816000 r5:c6868640
 4927 22:12:07.250209  # [  149.968453]  r4:c6868640
 4928 22:12:07.250374  # [  149.971258] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 4929 22:12:07.292242  # [  149.978681]  r9:c6816000 r8:c03002e4 r7:00000004 r6:b6f85e00 r5:00000020 r4:00000020
 4930 22:12:07.292800  # [  149.986718] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4931 22:12:07.292994  # [  149.994571] Exception stack(0xc6817fa8 to 0xc6817ff0)
 4932 22:12:07.293168  # [  149.999908] 7fa0:                   00000020 00000020 00000001 b6e3e000 00000020 00000000
 4933 22:12:07.293333  # [  150.008381] 7fc0: 00000020 00000020 b6f85e00 00000004 00000001 00000000 00020000 becbaac4
 4934 22:12:07.293486  # [  150.016849] 7fe0: 00000004 becba7f8 b6eefd8f b6e767e6
 4935 22:12:07.295565  # [  150.022241] irq event stamp: 0
 4936 22:12:07.335905  # [  150.025543] hardirqs last  enabled at (0): [<00000000>] 0x0
 4937 22:12:07.336449  # [  150.031496] hardirqs last disabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4938 22:12:07.336666  # [  150.039220] softirqs last  enabled at (0): [<c03538f4>] copy_process+0x5f8/0x1dac
 4939 22:12:07.336839  # [  150.046984] softirqs last disabled at (0): [<00000000>] 0x0
 4940 22:12:07.337003  # [  150.052757] ---[ end trace a9b4031abb9513e7 ]---
 4941 22:12:07.337159  # [  150.057716] lkdtm: Saturation detected: still saturated
 4942 22:12:07.339049  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 4943 22:12:07.356125  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 4944 22:12:07.359529  # selftests: lkdtm: REFCOUNT_TIMING.sh
 4945 22:12:07.471429  # Skipping REFCOUNT_TIMING: timing only
 4946 22:12:07.487381  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 4947 22:12:07.519310  # selftests: lkdtm: ATOMIC_TIMING.sh
 4948 22:12:07.819182  # Skipping ATOMIC_TIMING: timing only
 4949 22:12:07.822382  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 4950 22:12:07.854484  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 4951 22:12:08.354447  <6>[  151.643337] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 4952 22:12:08.354810  <6>[  151.648347] lkdtm: attempting good copy_to_user of correct size
 4953 22:12:08.357478  <6>[  151.654449] lkdtm: attempting bad copy_to_user of too large size
 4954 22:12:08.588098  # [  151.643337] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 4955 22:12:08.588703  # [  151.648347] lkdtm: attempting good copy_to_user of correct size
 4956 22:12:08.591557  # [  151.654449] lkdtm: attempting bad copy_to_user of too large size
 4957 22:12:08.623408  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 4958 22:12:08.668257  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 4959 22:12:08.684416  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 4960 22:12:09.203468  <6>[  152.492259] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 4961 22:12:09.203822  <6>[  152.497526] lkdtm: attempting good copy_from_user of correct size
 4962 22:12:09.206528  <6>[  152.503699] lkdtm: attempting bad copy_from_user of too large size
 4963 22:12:09.436282  # [  152.492259] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 4964 22:12:09.436594  # [  152.497526] lkdtm: attempting good copy_from_user of correct size
 4965 22:12:09.439434  # [  152.503699] lkdtm: attempting bad copy_from_user of too large size
 4966 22:12:09.487385  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 4967 22:12:09.524483  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 4968 22:12:09.540342  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 4969 22:12:10.056399  <6>[  153.345691] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 4970 22:12:10.056750  <6>[  153.351176] lkdtm: attempting good copy_to_user inside whitelist
 4971 22:12:10.059448  <6>[  153.357471] lkdtm: attempting bad copy_to_user outside whitelist
 4972 22:12:10.287397  # [  153.345691] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 4973 22:12:10.287700  # [  153.351176] lkdtm: attempting good copy_to_user inside whitelist
 4974 22:12:10.290538  # [  153.357471] lkdtm: attempting bad copy_to_user outside whitelist
 4975 22:12:10.322407  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 4976 22:12:10.376362  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 4977 22:12:10.392390  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 4978 22:12:10.906373  <6>[  154.195155] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 4979 22:12:10.906743  <6>[  154.200778] lkdtm: attempting good copy_from_user inside whitelist
 4980 22:12:10.909468  <6>[  154.207247] lkdtm: attempting bad copy_from_user outside whitelist
 4981 22:12:11.145936  # [  154.195155] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 4982 22:12:11.146558  # [  154.200778] lkdtm: attempting good copy_from_user inside whitelist
 4983 22:12:11.149369  # [  154.207247] lkdtm: attempting bad copy_from_user outside whitelist
 4984 22:12:11.187087  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 4985 22:12:11.224429  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 4986 22:12:11.256327  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 4987 22:12:11.764472  <6>[  155.042763] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 4988 22:12:11.764912  <6>[  155.047947] lkdtm: good_stack: c5f4de0c-c5f4de2c
 4989 22:12:11.765095  <6>[  155.052875] lkdtm: bad_stack : c5f4dd84-c5f4dda4
 4990 22:12:11.765279  <6>[  155.057763] lkdtm: attempting good copy_to_user of local stack
 4991 22:12:11.767462  <6>[  155.063756] lkdtm: attempting bad copy_to_user of distant stack
 4992 22:12:12.001282  # [  155.042763] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 4993 22:12:12.001592  # [  155.047947] lkdtm: good_stack: c5f4de0c-c5f4de2c
 4994 22:12:12.001765  # [  155.052875] lkdtm: bad_stack : c5f4dd84-c5f4dda4
 4995 22:12:12.001918  # [  155.057763] lkdtm: attempting good copy_to_user of local stack
 4996 22:12:12.004424  # [  155.063756] lkdtm: attempting bad copy_to_user of distant stack
 4997 22:12:12.020133  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 4998 22:12:12.075357  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 4999 22:12:12.091116  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5000 22:12:12.627219  <6>[  155.905048] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5001 22:12:12.627571  <6>[  155.910428] lkdtm: good_stack: c5dd9e0c-c5dd9e2c
 5002 22:12:12.627749  <6>[  155.915149] lkdtm: bad_stack : c5dd9d84-c5dd9da4
 5003 22:12:12.627905  <6>[  155.920249] lkdtm: attempting good copy_from_user of local stack
 5004 22:12:12.630382  <6>[  155.926454] lkdtm: attempting bad copy_from_user of distant stack
 5005 22:12:12.868139  # [  155.905048] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5006 22:12:12.868464  # [  155.910428] lkdtm: good_stack: c5dd9e0c-c5dd9e2c
 5007 22:12:12.868646  # [  155.915149] lkdtm: bad_stack : c5dd9d84-c5dd9da4
 5008 22:12:12.868803  # [  155.920249] lkdtm: attempting good copy_from_user of local stack
 5009 22:12:12.871294  # [  155.926454] lkdtm: attempting bad copy_from_user of distant stack
 5010 22:12:12.886957  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5011 22:12:12.935047  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5012 22:12:12.967043  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5013 22:12:13.486935  <6>[  156.763889] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5014 22:12:13.487623  <6>[  156.768892] lkdtm: good_stack: c5cf7e0c-c5cf7e2c
 5015 22:12:13.487830  <6>[  156.773637] lkdtm: bad_stack : c5cf7ffc-c5cf801c
 5016 22:12:13.488000  <6>[  156.778708] lkdtm: attempting good copy_to_user of local stack
 5017 22:12:13.490786  <6>[  156.784705] lkdtm: attempting bad copy_to_user of distant stack
 5018 22:12:13.722411  # [  156.763889] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5019 22:12:13.722759  # [  156.768892] lkdtm: good_stack: c5cf7e0c-c5cf7e2c
 5020 22:12:13.722935  # [  156.773637] lkdtm: bad_stack : c5cf7ffc-c5cf801c
 5021 22:12:13.723094  # [  156.778708] lkdtm: attempting good copy_to_user of local stack
 5022 22:12:13.725381  # [  156.784705] lkdtm: attempting bad copy_to_user of distant stack
 5023 22:12:13.741150  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 5024 22:12:13.788259  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 5025 22:12:13.804191  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5026 22:12:14.325271  <6>[  157.608433] lkdtm: Performing direct entry USERCOPY_KERNEL
 5027 22:12:14.325630  <6>[  157.612797] lkdtm: attempting good copy_to_user from kernel rodata: c15ec000
 5028 22:12:14.325810  <6>[  157.620365] lkdtm: attempting bad copy_to_user from kernel text: c053dda4
 5029 22:12:14.328312  <3>[  157.627294] lkdtm: FAIL: survived bad copy_to_user()
 5030 22:12:14.562180  # [  157.608433] lkdtm: Performing direct entry USERCOPY_KERNEL
 5031 22:12:14.562531  # [  157.612797] lkdtm: attempting good copy_to_user from kernel rodata: c15ec000
 5032 22:12:14.562708  # [  157.620365] lkdtm: attempting bad copy_to_user from kernel text: c053dda4
 5033 22:12:14.565467  # [  157.627294] lkdtm: FAIL: survived bad copy_to_user()
 5034 22:12:14.597569  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5035 22:12:14.629261  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5036 22:12:14.661210  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5037 22:12:15.203162  <6>[  158.480471] lkdtm: Performing direct entry STACKLEAK_ERASING
 5038 22:12:15.203562  <6>[  158.484989] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5039 22:12:15.203741  <3>[  158.492460] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5040 22:12:15.203923  <3>[  158.499535] lkdtm: FAIL: the thread stack is NOT properly erased
 5041 22:12:15.204089  <4>[  158.505690] CPU: 1 PID: 3504 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 5042 22:12:15.206179  <4>[  158.513708] Hardware name: STM32 (Device Tree Support)
 5043 22:12:15.206423  <4>[  158.519123] Backtrace: 
 5044 22:12:15.246363  <4>[  158.521854] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 5045 22:12:15.246608  <4>[  158.529700]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 5046 22:12:15.246797  <4>[  158.535639] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 5047 22:12:15.246966  <4>[  158.543240] [<c13c5254>] (dump_stack) from [<c13ccaf0>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5048 22:12:15.247120  <4>[  158.552054]  r9:c1ad6160 r8:c15ebd54 r7:c6873f60 r6:c6873e34 r5:c6872000 r4:0000078d
 5049 22:12:15.289187  <4>[  158.560092] [<c13cc9a8>] (lkdtm_STACKLEAK_ERASING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 5050 22:12:15.289721  <4>[  158.569167]  r8:c15ebd54 r7:c6873f60 r6:00000012 r5:c686c000 r4:00000046
 5051 22:12:15.289916  <4>[  158.576155] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 5052 22:12:15.290116  <4>[  158.584456] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 5053 22:12:15.290286  <4>[  158.592660]  r9:c6873f60 r8:c3ab7600 r7:00000012 r6:b6e37000 r5:c5890dc0 r4:c0c588c8
 5054 22:12:15.292484  <4>[  158.600700] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 5055 22:12:15.333010  <4>[  158.608817]  r9:c07e20b8 r8:c6873f60 r7:c290d000 r6:b6e37000 r5:c5890dc0 r4:00000000
 5056 22:12:15.333257  <4>[  158.616852] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 5057 22:12:15.333444  <4>[  158.624275]  r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c6872000 r5:c5890dc0
 5058 22:12:15.333611  <4>[  158.632386]  r4:c5890dc0
 5059 22:12:15.333774  <4>[  158.635191] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 5060 22:12:15.336025  <4>[  158.642613]  r9:c6872000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:00000012 r4:00000012
 5061 22:12:15.381221  <4>[  158.650650] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5062 22:12:15.381495  <4>[  158.658502] Exception stack(0xc6873fa8 to 0xc6873ff0)
 5063 22:12:15.381688  <4>[  158.663837] 3fa0:                   00000012 00000012 00000001 b6e37000 00000012 00000000
 5064 22:12:15.381850  <4>[  158.672310] 3fc0: 00000012 00000012 b6f7ee00 00000004 00000001 00000000 00020000 bef9fac4
 5065 22:12:15.384265  <4>[  158.680775] 3fe0: 00000004 bef9f7f8 b6ee8d8f b6e6f7e6
 5066 22:12:15.665884  # [  158.480471] lkdtm: Performing direct entry STACKLEAK_ERASING
 5067 22:12:15.666243  # [  158.484989] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5068 22:12:15.666437  # [  158.492460] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5069 22:12:15.666600  # [  158.499535] lkdtm: FAIL: the thread stack is NOT properly erased
 5070 22:12:15.666764  # [  158.505690] CPU: 1 PID: 3504 Comm: cat Tainted: G      D W         5.10.212-cip44 #1
 5071 22:12:15.669004  # [  158.513708] Hardware name: STM32 (Device Tree Support)
 5072 22:12:15.669242  # [  158.519123] Backtrace: 
 5073 22:12:15.709356  # [  158.521854] [<c13bdcdc>] (dump_backtrace) from [<c13be09c>] (show_stack+0x20/0x24)
 5074 22:12:15.709631  # [  158.529700]  r7:ffffffff r6:600e0013 r5:00000000 r4:c1f1d0b8
 5075 22:12:15.709815  # [  158.535639] [<c13be07c>] (show_stack) from [<c13c5334>] (dump_stack+0xe0/0x100)
 5076 22:12:15.709972  # [  158.543240] [<c13c5254>] (dump_stack) from [<c13ccaf0>] (lkdtm_STACKLEAK_ERASING+0x148/0x174)
 5077 22:12:15.710166  # [  158.552054]  r9:c1ad6160 r8:c15ebd54 r7:c6873f60 r6:c6873e34 r5:c6872000 r4:0000078d
 5078 22:12:15.752268  # [  158.560092] [<c13cc9a8>] (lkdtm_STACKLEAK_ERASING) from [<c0c584e8>] (lkdtm_do_action+0x2c/0x4c)
 5079 22:12:15.752868  # [  158.569167]  r8:c15ebd54 r7:c6873f60 r6:00000012 r5:c686c000 r4:00000046
 5080 22:12:15.753062  # [  158.576155] [<c0c584bc>] (lkdtm_do_action) from [<c0c589e8>] (direct_entry+0x120/0x18c)
 5081 22:12:15.753230  # [  158.584456] [<c0c588c8>] (direct_entry) from [<c07e211c>] (full_proxy_write+0x64/0x94)
 5082 22:12:15.753388  # [  158.592660]  r9:c6873f60 r8:c3ab7600 r7:00000012 r6:b6e37000 r5:c5890dc0 r4:c0c588c8
 5083 22:12:15.755624  # [  158.600700] [<c07e20b8>] (full_proxy_write) from [<c059bdac>] (vfs_write+0x10c/0x53c)
 5084 22:12:15.795724  # [  158.608817]  r9:c07e20b8 r8:c6873f60 r7:c290d000 r6:b6e37000 r5:c5890dc0 r4:00000000
 5085 22:12:15.796004  # [  158.616852] [<c059bca0>] (vfs_write) from [<c059c358>] (ksys_write+0x74/0xec)
 5086 22:12:15.796191  # [  158.624275]  r10:00000004 r9:00000000 r8:00000000 r7:b6e37000 r6:c6872000 r5:c5890dc0
 5087 22:12:15.796358  # [  158.632386]  r4:c5890dc0
 5088 22:12:15.796520  # [  158.635191] [<c059c2e4>] (ksys_write) from [<c059c3e8>] (sys_write+0x18/0x1c)
 5089 22:12:15.798905  # [  158.642613]  r9:c6872000 r8:c03002e4 r7:00000004 r6:b6f7ee00 r5:00000012 r4:00000012
 5090 22:12:15.838790  # [  158.650650] [<c059c3d0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5091 22:12:15.839321  # [  158.658502] Exception stack(0xc6873fa8 to 0xc6873ff0)
 5092 22:12:15.839512  # [  158.663837] 3fa0:                   00000012 00000012 00000001 b6e37000 00000012 00000000
 5093 22:12:15.839683  # [  158.672310] 3fc0: 00000012 00000012 b6f7ee00 00000004 00000001 00000000 00020000 bef9fac4
 5094 22:12:15.839841  # [  158.680775] 3fe0: 00000004 bef9f7f8 b6ee8d8f b6e6f7e6
 5095 22:12:15.842233  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5096 22:12:15.857154  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5097 22:12:15.857417  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5098 22:12:16.314175  <6>[  159.597341] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5099 22:12:16.314508  <6>[  159.601857] lkdtm: Calling matched prototype ...
 5100 22:12:16.314687  <6>[  159.606899] lkdtm: Calling mismatched prototype ...
 5101 22:12:16.317165  <6>[  159.611894] lkdtm: Fail: survived mismatched prototype function call!
 5102 22:12:16.550141  # [  159.597341] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5103 22:12:16.550466  # [  159.601857] lkdtm: Calling matched prototype ...
 5104 22:12:16.550641  # [  159.606899] lkdtm: Calling mismatched prototype ...
 5105 22:12:16.550797  # [  159.611894] lkdtm: Fail: survived mismatched prototype function call!
 5106 22:12:16.585253  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5107 22:12:16.617508  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5108 22:12:17.304028  Traceback (most recent call last):
 5109 22:12:17.304360    File \"/lava-675041/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/./parse-output.py\", line 4, in <module>
 5110 22:12:17.304542      from tap import parser
 5111 22:12:17.307253  ModuleNotFoundError: No module named 'tap'
 5112 22:12:17.339027  + ../../utils/send-to-lava.sh ./output/result.txt
 5113 22:12:17.533437  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>
 5114 22:12:17.533698  + set +x
 5115 22:12:17.534406  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5117 22:12:17.536149  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 675041_1.6.2.4.5>
 5118 22:12:17.536603  Received signal: <ENDRUN> 1_kselftest-lkdtm 675041_1.6.2.4.5
 5119 22:12:17.536775  Ending use of test pattern.
 5120 22:12:17.536898  Ending test lava.1_kselftest-lkdtm (675041_1.6.2.4.5), duration 81.78
 5122 22:12:17.552470  <LAVA_TEST_RUNNER EXIT>
 5123 22:12:17.552941  ok: lava_test_shell seems to have completed
 5124 22:12:17.553148  shardfile-lkdtm: pass

 5125 22:12:17.553321  end: 3.1 lava-test-shell (duration 00:01:24) [common]
 5126 22:12:17.553486  end: 3 lava-test-retry (duration 00:01:24) [common]
 5127 22:12:17.553651  start: 4 finalize (timeout 00:06:22) [common]
 5128 22:12:17.553811  start: 4.1 power-off (timeout 00:00:30) [common]
 5129 22:12:17.554127  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/off?hostname=apc619c42&port=8'
 5130 22:12:18.747946  >> OK - accepted request

 5131 22:12:18.749310  Returned 0 in 1 seconds
 5132 22:12:18.850339  end: 4.1 power-off (duration 00:00:01) [common]
 5134 22:12:18.851161  start: 4.2 read-feedback (timeout 00:06:21) [common]
 5135 22:12:18.851755  Listened to connection for namespace 'common' for up to 1s
 5136 22:12:19.854511  Finalising connection for namespace 'common'
 5137 22:12:19.854919  Disconnecting from shell: Finalise
 5138 22:12:19.855145  / # 
 5139 22:12:19.956110  end: 4.2 read-feedback (duration 00:00:01) [common]
 5140 22:12:19.956526  end: 4 finalize (duration 00:00:02) [common]
 5141 22:12:19.956845  Cleaning after the job
 5142 22:12:19.957109  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/ramdisk
 5143 22:12:19.961873  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/kernel
 5144 22:12:19.968519  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/dtb
 5145 22:12:19.969299  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/nfsrootfs
 5146 22:12:20.064668  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/675041/tftp-deploy-2pb393o4/modules
 5147 22:12:20.068617  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/675041
 5148 22:12:20.577934  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/675041
 5149 22:12:20.578188  Job finished correctly