Boot log: stm32mp157a-dhcor-avenger96

    1 15:26:11.447491  lava-dispatcher, installed at version: 2024.01
    2 15:26:11.447812  start: 0 validate
    3 15:26:11.447960  Start time: 2024-09-04 15:26:11.447953+00:00 (UTC)
    4 15:26:11.448124  Validating that http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/initrd.cpio.gz exists
    5 15:26:12.025475  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/kernel/zImage exists
    6 15:26:12.169503  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/dtbs/stm32mp157a-dhcor-avenger96.dtb exists
    7 15:26:12.313748  Validating that http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/full.rootfs.tar.xz exists
    8 15:26:12.458356  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/modules.tar.xz exists
    9 15:26:12.607756  validate duration: 1.16
   11 15:26:12.608464  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 15:26:12.608712  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 15:26:12.608941  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 15:26:12.609406  Not decompressing ramdisk as can be used compressed.
   15 15:26:12.609762  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/initrd.cpio.gz
   16 15:26:12.609936  saving as /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/ramdisk/initrd.cpio.gz
   17 15:26:12.610090  total size: 4775763 (4 MB)
   18 15:26:12.895018  progress   0 % (0 MB)
   19 15:26:13.320883  progress   5 % (0 MB)
   20 15:26:13.462667  progress  10 % (0 MB)
   21 15:26:13.466660  progress  15 % (0 MB)
   22 15:26:13.604740  progress  20 % (0 MB)
   23 15:26:13.608069  progress  25 % (1 MB)
   24 15:26:13.611490  progress  30 % (1 MB)
   25 15:26:13.615408  progress  35 % (1 MB)
   26 15:26:13.746683  progress  40 % (1 MB)
   27 15:26:13.750170  progress  45 % (2 MB)
   28 15:26:13.753696  progress  50 % (2 MB)
   29 15:26:13.757599  progress  55 % (2 MB)
   30 15:26:13.761011  progress  60 % (2 MB)
   31 15:26:13.764417  progress  65 % (2 MB)
   32 15:26:13.768207  progress  70 % (3 MB)
   33 15:26:13.771289  progress  75 % (3 MB)
   34 15:26:13.887625  progress  80 % (3 MB)
   35 15:26:13.891124  progress  85 % (3 MB)
   36 15:26:13.894975  progress  90 % (4 MB)
   37 15:26:13.898440  progress  95 % (4 MB)
   38 15:26:13.901607  progress 100 % (4 MB)
   39 15:26:13.902154  4 MB downloaded in 1.29 s (3.53 MB/s)
   40 15:26:13.902537  end: 1.1.1 http-download (duration 00:00:01) [common]
   42 15:26:13.903132  end: 1.1 download-retry (duration 00:00:01) [common]
   43 15:26:13.903334  start: 1.2 download-retry (timeout 00:09:59) [common]
   44 15:26:13.903526  start: 1.2.1 http-download (timeout 00:09:59) [common]
   45 15:26:13.903921  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/kernel/zImage
   46 15:26:13.904086  saving as /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/kernel/zImage
   47 15:26:13.904236  total size: 12497408 (11 MB)
   48 15:26:13.904378  No compression specified
   49 15:26:14.047621  progress   0 % (0 MB)
   50 15:26:14.056834  progress   5 % (0 MB)
   51 15:26:14.066016  progress  10 % (1 MB)
   52 15:26:14.075159  progress  15 % (1 MB)
   53 15:26:14.084234  progress  20 % (2 MB)
   54 15:26:14.188660  progress  25 % (3 MB)
   55 15:26:14.198934  progress  30 % (3 MB)
   56 15:26:14.207923  progress  35 % (4 MB)
   57 15:26:14.216731  progress  40 % (4 MB)
   58 15:26:14.225694  progress  45 % (5 MB)
   59 15:26:14.272223  progress  50 % (5 MB)
   60 15:26:14.348950  progress  55 % (6 MB)
   61 15:26:14.357632  progress  60 % (7 MB)
   62 15:26:14.368793  progress  65 % (7 MB)
   63 15:26:14.377968  progress  70 % (8 MB)
   64 15:26:14.471743  progress  75 % (8 MB)
   65 15:26:14.491059  progress  80 % (9 MB)
   66 15:26:14.504037  progress  85 % (10 MB)
   67 15:26:14.513900  progress  90 % (10 MB)
   68 15:26:14.522788  progress  95 % (11 MB)
   69 15:26:14.615646  progress 100 % (11 MB)
   70 15:26:14.616225  11 MB downloaded in 0.71 s (16.74 MB/s)
   71 15:26:14.616620  end: 1.2.1 http-download (duration 00:00:01) [common]
   73 15:26:14.617185  end: 1.2 download-retry (duration 00:00:01) [common]
   74 15:26:14.617394  start: 1.3 download-retry (timeout 00:09:58) [common]
   75 15:26:14.617609  start: 1.3.1 http-download (timeout 00:09:58) [common]
   76 15:26:14.618010  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/dtbs/stm32mp157a-dhcor-avenger96.dtb
   77 15:26:14.618199  saving as /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb
   78 15:26:14.618347  total size: 57690 (0 MB)
   79 15:26:14.618489  No compression specified
   80 15:26:14.764941  progress  56 % (0 MB)
   81 15:26:14.772736  progress 100 % (0 MB)
   82 15:26:14.773319  0 MB downloaded in 0.15 s (0.36 MB/s)
   83 15:26:14.773709  end: 1.3.1 http-download (duration 00:00:00) [common]
   85 15:26:14.774271  end: 1.3 download-retry (duration 00:00:00) [common]
   86 15:26:14.774421  start: 1.4 download-retry (timeout 00:09:58) [common]
   87 15:26:14.774572  start: 1.4.1 http-download (timeout 00:09:58) [common]
   88 15:26:14.774863  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/armhf/full.rootfs.tar.xz
   89 15:26:14.775029  saving as /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/nfsrootfs/full.rootfs.tar
   90 15:26:14.775155  total size: 117747780 (112 MB)
   91 15:26:14.775274  Using unxz to decompress xz
   92 15:26:14.918901  progress   0 % (0 MB)
   93 15:26:15.309170  progress   5 % (5 MB)
   94 15:26:15.695621  progress  10 % (11 MB)
   95 15:26:16.079788  progress  15 % (16 MB)
   96 15:26:16.449210  progress  20 % (22 MB)
   97 15:26:16.820118  progress  25 % (28 MB)
   98 15:26:17.240396  progress  30 % (33 MB)
   99 15:26:17.632059  progress  35 % (39 MB)
  100 15:26:17.942056  progress  40 % (44 MB)
  101 15:26:18.218554  progress  45 % (50 MB)
  102 15:26:18.627374  progress  50 % (56 MB)
  103 15:26:19.024678  progress  55 % (61 MB)
  104 15:26:19.401706  progress  60 % (67 MB)
  105 15:26:19.774913  progress  65 % (73 MB)
  106 15:26:20.148633  progress  70 % (78 MB)
  107 15:26:20.524912  progress  75 % (84 MB)
  108 15:26:20.887732  progress  80 % (89 MB)
  109 15:26:21.250383  progress  85 % (95 MB)
  110 15:26:21.618771  progress  90 % (101 MB)
  111 15:26:22.064189  progress  95 % (106 MB)
  112 15:26:22.472780  progress 100 % (112 MB)
  113 15:26:22.475599  112 MB downloaded in 7.70 s (14.58 MB/s)
  114 15:26:22.475963  end: 1.4.1 http-download (duration 00:00:08) [common]
  116 15:26:22.476426  end: 1.4 download-retry (duration 00:00:08) [common]
  117 15:26:22.476579  start: 1.5 download-retry (timeout 00:09:50) [common]
  118 15:26:22.476733  start: 1.5.1 http-download (timeout 00:09:50) [common]
  119 15:26:22.477028  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/modules.tar.xz
  120 15:26:22.477158  saving as /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/modules/modules.tar
  121 15:26:22.477265  total size: 7518488 (7 MB)
  122 15:26:22.477377  Using unxz to decompress xz
  123 15:26:22.621001  progress   0 % (0 MB)
  124 15:26:22.641352  progress   5 % (0 MB)
  125 15:26:22.667095  progress  10 % (0 MB)
  126 15:26:22.692652  progress  15 % (1 MB)
  127 15:26:22.715163  progress  20 % (1 MB)
  128 15:26:22.740757  progress  25 % (1 MB)
  129 15:26:22.763954  progress  30 % (2 MB)
  130 15:26:22.789415  progress  35 % (2 MB)
  131 15:26:22.813018  progress  40 % (2 MB)
  132 15:26:22.838234  progress  45 % (3 MB)
  133 15:26:22.862092  progress  50 % (3 MB)
  134 15:26:22.886434  progress  55 % (3 MB)
  135 15:26:22.911753  progress  60 % (4 MB)
  136 15:26:22.937515  progress  65 % (4 MB)
  137 15:26:22.961190  progress  70 % (5 MB)
  138 15:26:22.986466  progress  75 % (5 MB)
  139 15:26:23.009351  progress  80 % (5 MB)
  140 15:26:23.034848  progress  85 % (6 MB)
  141 15:26:23.058051  progress  90 % (6 MB)
  142 15:26:23.080121  progress  95 % (6 MB)
  143 15:26:23.104480  progress 100 % (7 MB)
  144 15:26:23.111688  7 MB downloaded in 0.63 s (11.30 MB/s)
  145 15:26:23.112086  end: 1.5.1 http-download (duration 00:00:01) [common]
  147 15:26:23.112598  end: 1.5 download-retry (duration 00:00:01) [common]
  148 15:26:23.112783  start: 1.6 prepare-tftp-overlay (timeout 00:09:49) [common]
  149 15:26:23.112962  start: 1.6.1 extract-nfsrootfs (timeout 00:09:49) [common]
  150 15:26:28.450668  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6
  151 15:26:28.450980  end: 1.6.1 extract-nfsrootfs (duration 00:00:05) [common]
  152 15:26:28.451067  start: 1.6.2 lava-overlay (timeout 00:09:44) [common]
  153 15:26:28.451306  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6
  154 15:26:28.451448  makedir: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin
  155 15:26:28.451563  makedir: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/tests
  156 15:26:28.451663  makedir: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/results
  157 15:26:28.451764  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-add-keys
  158 15:26:28.451954  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-add-sources
  159 15:26:28.452105  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-background-process-start
  160 15:26:28.452241  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-background-process-stop
  161 15:26:28.452383  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-common-functions
  162 15:26:28.452516  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-echo-ipv4
  163 15:26:28.452647  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-install-packages
  164 15:26:28.452779  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-installed-packages
  165 15:26:28.452906  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-os-build
  166 15:26:28.453036  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-probe-channel
  167 15:26:28.453172  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-probe-ip
  168 15:26:28.453306  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-target-ip
  169 15:26:28.453512  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-target-mac
  170 15:26:28.453954  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-target-storage
  171 15:26:28.454106  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-case
  172 15:26:28.454241  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-event
  173 15:26:28.454373  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-feedback
  174 15:26:28.454508  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-raise
  175 15:26:28.454652  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-reference
  176 15:26:28.454783  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-runner
  177 15:26:28.454940  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-set
  178 15:26:28.455083  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-test-shell
  179 15:26:28.455222  Updating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-add-keys (debian)
  180 15:26:28.455395  Updating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-add-sources (debian)
  181 15:26:28.455561  Updating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-install-packages (debian)
  182 15:26:28.455718  Updating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-installed-packages (debian)
  183 15:26:28.455875  Updating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/bin/lava-os-build (debian)
  184 15:26:28.456015  Creating /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/environment
  185 15:26:28.456128  LAVA metadata
  186 15:26:28.456196  - LAVA_JOB_ID=703399
  187 15:26:28.456255  - LAVA_DISPATCHER_IP=192.168.56.193
  188 15:26:28.456393  start: 1.6.2.1 ssh-authorize (timeout 00:09:44) [common]
  189 15:26:28.456694  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  190 15:26:28.456780  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:44) [common]
  191 15:26:28.456840  skipped lava-vland-overlay
  192 15:26:28.456903  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  193 15:26:28.456970  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:44) [common]
  194 15:26:28.457023  skipped lava-multinode-overlay
  195 15:26:28.457085  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  196 15:26:28.457150  start: 1.6.2.4 test-definition (timeout 00:09:44) [common]
  197 15:26:28.457214  Loading test definitions
  198 15:26:28.457290  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:44) [common]
  199 15:26:28.457348  Using /lava-703399 at stage 0
  200 15:26:28.457756  uuid=703399_1.6.2.4.1 testdef=None
  201 15:26:28.457883  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  202 15:26:28.457956  start: 1.6.2.4.2 test-overlay (timeout 00:09:44) [common]
  203 15:26:28.458483  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  205 15:26:28.458691  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:44) [common]
  206 15:26:28.459286  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  208 15:26:28.459506  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:44) [common]
  209 15:26:28.460070  runner path: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/0/tests/0_timesync-off test_uuid 703399_1.6.2.4.1
  210 15:26:28.460256  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  212 15:26:28.460464  start: 1.6.2.4.5 git-repo-action (timeout 00:09:44) [common]
  213 15:26:28.460525  Using /lava-703399 at stage 0
  214 15:26:28.460619  Fetching tests from https://github.com/kernelci/test-definitions.git
  215 15:26:28.460705  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/0/tests/1_kselftest-lkdtm'
  216 15:26:30.458860  Running '/usr/bin/git checkout kernelci.org
  217 15:26:30.626911  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  218 15:26:30.627720  uuid=703399_1.6.2.4.5 testdef=None
  219 15:26:30.627925  end: 1.6.2.4.5 git-repo-action (duration 00:00:02) [common]
  221 15:26:30.628339  start: 1.6.2.4.6 test-overlay (timeout 00:09:42) [common]
  222 15:26:30.630078  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  224 15:26:30.630597  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:42) [common]
  225 15:26:30.632791  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  227 15:26:30.633271  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:42) [common]
  228 15:26:30.635414  runner path: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/0/tests/1_kselftest-lkdtm test_uuid 703399_1.6.2.4.5
  229 15:26:30.635594  BOARD='stm32mp157a-dhcor-avenger96'
  230 15:26:30.635711  BRANCH='cip-gitlab'
  231 15:26:30.635828  SKIPFILE='/dev/null'
  232 15:26:30.635935  SKIP_INSTALL='True'
  233 15:26:30.636048  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz'
  234 15:26:30.636159  TST_CASENAME=''
  235 15:26:30.636272  TST_CMDFILES='lkdtm'
  236 15:26:30.636604  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  238 15:26:30.637013  Creating lava-test-runner.conf files
  239 15:26:30.637127  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/703399/lava-overlay-96dvsrt6/lava-703399/0 for stage 0
  240 15:26:30.637318  - 0_timesync-off
  241 15:26:30.637442  - 1_kselftest-lkdtm
  242 15:26:30.637656  end: 1.6.2.4 test-definition (duration 00:00:02) [common]
  243 15:26:30.637815  start: 1.6.2.5 compress-overlay (timeout 00:09:42) [common]
  244 15:26:38.704692  end: 1.6.2.5 compress-overlay (duration 00:00:08) [common]
  245 15:26:38.704852  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:34) [common]
  246 15:26:38.704926  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  247 15:26:38.704999  end: 1.6.2 lava-overlay (duration 00:00:10) [common]
  248 15:26:38.705069  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:34) [common]
  249 15:26:38.830242  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  250 15:26:38.830541  start: 1.6.4 extract-modules (timeout 00:09:34) [common]
  251 15:26:38.830690  extracting modules file /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/modules/modules.tar to /var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6
  252 15:26:39.102298  extracting modules file /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/modules/modules.tar to /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk
  253 15:26:39.397344  end: 1.6.4 extract-modules (duration 00:00:01) [common]
  254 15:26:39.397517  start: 1.6.5 apply-overlay-tftp (timeout 00:09:33) [common]
  255 15:26:39.397649  [common] Applying overlay to NFS
  256 15:26:39.397719  [common] Applying overlay /var/lib/lava/dispatcher/tmp/703399/compress-overlay-zlvpn7w3/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6
  257 15:26:40.440833  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  258 15:26:40.441350  start: 1.6.6 prepare-kernel (timeout 00:09:32) [common]
  259 15:26:40.441452  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:32) [common]
  260 15:26:40.441769  Converting downloaded kernel to a uImage
  261 15:26:40.441908  mkimage -A arm -O linux -T kernel -C none -a 0xc2000000 -e 0xc2000000 -d /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/kernel/zImage /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/kernel/uImage
  262 15:26:40.518560  output: Image Name:   
  263 15:26:40.518802  output: Created:      Wed Sep  4 15:26:40 2024
  264 15:26:40.518931  output: Image Type:   ARM Linux Kernel Image (uncompressed)
  265 15:26:40.519042  output: Data Size:    12497408 Bytes = 12204.50 KiB = 11.92 MiB
  266 15:26:40.519149  output: Load Address: c2000000
  267 15:26:40.519222  output: Entry Point:  c2000000
  268 15:26:40.519271  output: 
  269 15:26:40.519371  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  270 15:26:40.519444  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  271 15:26:40.519517  start: 1.6.7 configure-preseed-file (timeout 00:09:32) [common]
  272 15:26:40.519586  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  273 15:26:40.519652  start: 1.6.8 compress-ramdisk (timeout 00:09:32) [common]
  274 15:26:40.519716  Building ramdisk /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk
  275 15:26:40.821978  >> 83773 blocks

  276 15:26:42.754625  Adding RAMdisk u-boot header.
  277 15:26:42.754907  mkimage -A arm -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk.cpio.gz.uboot
  278 15:26:42.851909  output: Image Name:   
  279 15:26:42.852157  output: Created:      Wed Sep  4 15:26:42 2024
  280 15:26:42.852327  output: Image Type:   ARM Linux RAMDisk Image (uncompressed)
  281 15:26:42.852474  output: Data Size:    16251566 Bytes = 15870.67 KiB = 15.50 MiB
  282 15:26:42.852617  output: Load Address: 00000000
  283 15:26:42.852758  output: Entry Point:  00000000
  284 15:26:42.852899  output: 
  285 15:26:42.853168  rename /var/lib/lava/dispatcher/tmp/703399/extract-overlay-ramdisk-0aw1qo63/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  286 15:26:42.853411  end: 1.6.8 compress-ramdisk (duration 00:00:02) [common]
  287 15:26:42.853625  end: 1.6 prepare-tftp-overlay (duration 00:00:20) [common]
  288 15:26:42.853820  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:30) [common]
  289 15:26:42.854039  No LXC device requested
  290 15:26:42.854287  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  291 15:26:42.854520  start: 1.8 deploy-device-env (timeout 00:09:30) [common]
  292 15:26:42.854740  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  293 15:26:42.854882  Checking files for TFTP limit of 4294967296 bytes.
  294 15:26:42.855827  end: 1 tftp-deploy (duration 00:00:30) [common]
  295 15:26:42.856026  start: 2 uboot-action (timeout 00:05:00) [common]
  296 15:26:42.856216  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  297 15:26:42.856386  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  298 15:26:42.856562  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  299 15:26:42.856779  Using kernel file from prepare-kernel: 703399/tftp-deploy-iswivhng/kernel/uImage
  300 15:26:42.857065  substitutions:
  301 15:26:42.857233  - {BOOTX}: bootm 0xc2000000 0xc4400000 0xc4000000
  302 15:26:42.857415  - {DTB_ADDR}: 0xc4000000
  303 15:26:42.857630  - {DTB}: 703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb
  304 15:26:42.857825  - {INITRD}: 703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  305 15:26:42.858015  - {KERNEL_ADDR}: 0xc2000000
  306 15:26:42.858197  - {KERNEL}: 703399/tftp-deploy-iswivhng/kernel/uImage
  307 15:26:42.858378  - {LAVA_MAC}: None
  308 15:26:42.858590  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6
  309 15:26:42.858763  - {NFS_SERVER_IP}: 192.168.56.193
  310 15:26:42.858942  - {PRESEED_CONFIG}: None
  311 15:26:42.859121  - {PRESEED_LOCAL}: None
  312 15:26:42.859327  - {RAMDISK_ADDR}: 0xc4400000
  313 15:26:42.859524  - {RAMDISK}: 703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  314 15:26:42.859700  - {ROOT_PART}: None
  315 15:26:42.859875  - {ROOT}: None
  316 15:26:42.860061  - {SERVER_IP}: 192.168.56.193
  317 15:26:42.860238  - {TEE_ADDR}: 0x83000000
  318 15:26:42.860416  - {TEE}: None
  319 15:26:42.860594  Parsed boot commands:
  320 15:26:42.860765  - setenv autoload no
  321 15:26:42.860902  - setenv initrd_high 0xffffffff
  322 15:26:42.861042  - setenv fdt_high 0xffffffff
  323 15:26:42.861180  - dhcp
  324 15:26:42.861319  - setenv serverip 192.168.56.193
  325 15:26:42.861457  - tftp 0xc2000000 703399/tftp-deploy-iswivhng/kernel/uImage
  326 15:26:42.861610  - tftp 0xc4400000 703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  327 15:26:42.861779  - setenv initrd_size ${filesize}
  328 15:26:42.861967  - tftp 0xc4000000 703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb
  329 15:26:42.862164  - setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  330 15:26:42.862352  - bootm 0xc2000000 0xc4400000 0xc4000000
  331 15:26:42.862611  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  333 15:26:42.863255  start: 2.3 connect-device (timeout 00:05:00) [common]
  334 15:26:42.863460  [common] connect-device Connecting to device using 'telnet moya.mayfield.sirena.org.uk 3000'
  335 15:26:42.871739  Setting prompt string to ['lava-test: # ']
  336 15:26:42.872513  end: 2.3 connect-device (duration 00:00:00) [common]
  337 15:26:42.872766  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  338 15:26:42.872982  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  339 15:26:42.873187  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  340 15:26:42.873639  Calling: 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/reboot?hostname=apc619c42&port=8'
  341 15:26:50.027249  >> OK - accepted request

  342 15:26:50.030029  Returned 0 in 7 seconds
  343 15:26:50.131063  end: 2.4.1.1 pdu-reboot (duration 00:00:07) [common]
  345 15:26:50.131869  end: 2.4.1 reset-device (duration 00:00:07) [common]
  346 15:26:50.132094  start: 2.4.2 bootloader-interrupt (timeout 00:04:53) [common]
  347 15:26:50.132308  Setting prompt string to ['Hit any key to stop autoboot']
  348 15:26:50.132474  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  349 15:26:50.133307  Trying 192.168.56.4...
  350 15:26:50.133479  Connected to moya.mayfield.sirena.org.uk.
  351 15:26:50.133649  Escape character is '^]'.
  352 15:26:50.133787  
  353 15:26:50.133932  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)
  354 15:26:50.134074  
  355 15:26:51.734255  
  356 15:26:51.755381  U-Boot SPL 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000)
  357 15:26:51.755789  Model: Arrow Electronics STM32MP15xx Avenger96 board
  358 15:26:51.804811  Code:  SoM:rev=0,ddr3=3 Board:rev=1
  359 15:26:51.807970  RAM: DDR3L 32bits 2x4Gb 533MHz
  360 15:26:51.841822  WDT:   Started watchdog@5a002000 with servicing every 1000ms (32s timeout)
  361 15:26:51.842214  Trying to boot from MMC1
  362 15:26:51.909050  image entry point: 0xc0100000
  363 15:26:52.119859  
  364 15:26:52.120261  
  365 15:26:52.123248  U-Boot 2023.07.02-dh-stm32mp1-dhcor-avenger96-20230727.02 (Jul 11 2023 - 15:20:44 +0000)
  366 15:26:52.123655  
  367 15:26:52.185905  CPU: STM32MP157AAC Rev.B
  368 15:26:52.186563  Model: Arrow Electronics STM32MP15xx Avenger96 board
  369 15:26:52.189177  Board: stm32mp1 in basic mode (arrow,stm32mp15xx-avenger96)
  370 15:26:52.205106  DRAM:  1 GiB
  371 15:26:52.256832  Clocks:
  372 15:26:52.257250  - MPU : 650 MHz
  373 15:26:52.257424  - MCU : 208.878 MHz
  374 15:26:52.260206  - AXI : 266.500 MHz
  375 15:26:52.260596  - PER : 24 MHz
  376 15:26:52.260754  - DDR : 533 MHz
  377 15:26:52.320822  Core:  285 devices, 34 uclasses, devicetree: separate
  378 15:26:52.321539  WDT:   Started watchdog@5a002000 with servicing every 1000ms (32s timeout)
  379 15:26:52.321749  MMC:   STM32 SD/MMC: 2, STM32 SD/MMC: 0, STM32 SD/MMC: 1
  380 15:26:52.361064  Loading Environment from SPIFlash... SF: Detected w25q16dw with page size 256 Bytes, erase size 4 KiB, total 2 MiB
  381 15:26:52.361454  OK
  382 15:26:52.361626  In:    serial
  383 15:26:52.361768  Out:   serial
  384 15:26:52.361901  Err:   serial
  385 15:26:52.364108  Net:   eth0: ethernet@5800a000
  387 15:26:52.431230  Hit any key to stop autoboot:  3 
  388 15:26:52.431859  end: 2.4.2 bootloader-interrupt (duration 00:00:02) [common]
  389 15:26:52.432159  start: 2.4.3 bootloader-commands (timeout 00:04:50) [common]
  390 15:26:52.432429  Setting prompt string to ['STM32MP>']
  391 15:26:52.432613  bootloader-commands: Wait for prompt ['STM32MP>'] (timeout 00:04:50)
  392 15:26:52.460088   0 
  393 15:26:52.460831  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']
  395 15:26:52.562009  STM32MP> setenv autoload no
  396 15:26:52.562521  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 00:04:50)
  397 15:26:52.572135  setenv autoload no
  399 15:26:52.673514  STM32MP> setenv initrd_high 0xffffffff
  400 15:26:52.674062  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 00:04:50)
  401 15:26:52.684099  setenv initrd_high 0xffffffff
  403 15:26:52.785719  STM32MP> setenv fdt_high 0xffffffff
  404 15:26:52.786230  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 00:04:50)
  405 15:26:52.796031  setenv fdt_high 0xffffffff
  407 15:26:52.897689  STM32MP> dhcp
  408 15:26:52.898198  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 00:04:50)
  409 15:26:52.908130  dhcp
  410 15:26:59.572941  ethernet@5800a000 Waiting for PHY auto negotiation to complete........... done
  411 15:26:59.588714  BOOTP broadcast 1
  412 15:26:59.844940  BOOTP broadcast 2
  413 15:27:00.340947  BOOTP broadcast 3
  414 15:27:01.332943  BOOTP broadcast 4
  415 15:27:03.348738  BOOTP broadcast 5
  416 15:27:05.348808  BOOTP broadcast 6
  417 15:27:07.348762  BOOTP broadcast 7
  418 15:27:07.364632  *** Unhandled DHCP Option in OFFER/ACK: 42
  419 15:27:07.401629  *** Unhandled DHCP Option in OFFER/ACK: 42
  420 15:27:07.405039  DHCP client bound to address 192.168.56.200 (7808 ms)
  422 15:27:07.506669  STM32MP> setenv serverip 192.168.56.193
  423 15:27:07.507173  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)
  424 15:27:07.516732  setenv serverip 192.168.56.193
  426 15:27:07.618341  STM32MP> tftp 0xc2000000 703399/tftp-deploy-iswivhng/kernel/uImage
  427 15:27:07.618846  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)
  428 15:27:07.628699  tftp 0xc2000000 703399/tftp-deploy-iswivhng/kernel/uImage
  429 15:27:07.683342  Using ethernet@5800a000 device
  430 15:27:07.683671  TFTP from server 192.168.56.193; our IP address is 192.168.56.200
  431 15:27:07.683874  Filename '703399/tftp-deploy-iswivhng/kernel/uImage'.
  432 15:27:07.684048  Load address: 0xc2000000
  433 15:27:13.574592  Loading: *####T ##############################################  11.9 MiB
  434 15:27:13.574880  	 2 MiB/s
  435 15:27:13.575047  done
  436 15:27:13.590775  Bytes transferred = 12497472 (beb240 hex)
  438 15:27:13.691841  STM32MP> tftp 0xc4400000 703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  439 15:27:13.692183  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 00:04:29)
  440 15:27:13.699217  tftp 0xc4400000 703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot
  441 15:27:13.746026  Using ethernet@5800a000 device
  442 15:27:13.746540  TFTP from server 192.168.56.193; our IP address is 192.168.56.200
  443 15:27:13.746622  Filename '703399/tftp-deploy-iswivhng/ramdisk/ramdisk.cpio.gz.uboot'.
  444 15:27:13.749343  Load address: 0xc4400000
  445 15:27:14.798103  Loading: *##################################################  15.5 MiB
  446 15:27:14.798404  	 14.8 MiB/s
  447 15:27:14.798563  done
  448 15:27:14.801512  Bytes transferred = 16251630 (f7faee hex)
  450 15:27:14.902600  STM32MP> setenv initrd_size ${filesize}
  451 15:27:14.903100  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 00:04:28)
  452 15:27:14.913726  setenv initrd_size ${filesize}
  454 15:27:15.015243  STM32MP> tftp 0xc4000000 703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb
  455 15:27:15.015769  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 00:04:28)
  456 15:27:15.022687  tftp 0xc4000000 703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb
  457 15:27:15.082136  Using ethernet@5800a000 device
  458 15:27:15.082728  TFTP from server 192.168.56.193; our IP address is 192.168.56.200
  459 15:27:15.082948  Filename '703399/tftp-deploy-iswivhng/dtb/stm32mp157a-dhcor-avenger96.dtb'.
  460 15:27:15.083111  Load address: 0xc4000000
  461 15:27:15.083234  Loading: *##################################################  56.3 KiB
  462 15:27:15.083342  	 9.2 MiB/s
  463 15:27:15.083444  done
  464 15:27:15.085334  Bytes transferred = 57690 (e15a hex)
  466 15:27:15.186676  STM32MP> setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  467 15:27:15.187189  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 00:04:28)
  468 15:27:15.205683  setenv bootargs 'console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  470 15:27:15.307175  STM32MP> bootm 0xc2000000 0xc4400000 0xc4000000
  471 15:27:15.307680  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']
  472 15:27:15.307922  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 00:04:28)
  473 15:27:15.317814  bootm 0xc2000000 0xc4400000 0xc4000000
  474 15:27:15.318215  ## Booting kernel from Legacy Image at c2000000 ...
  475 15:27:15.346545     Image Name:   
  476 15:27:15.346936     Created:      2024-09-04  15:26:40 UTC
  477 15:27:15.347344     Image Type:   ARM Linux Kernel Image (uncompressed)
  478 15:27:15.347499     Data Size:    12497408 Bytes = 11.9 MiB
  479 15:27:15.347636     Load Address: c2000000
  480 15:27:15.349900     Entry Point:  c2000000
  481 15:27:15.516247     Verifying Checksum ... OK
  482 15:27:15.516567  ## Loading init Ramdisk from Legacy Image at c4400000 ...
  483 15:27:15.516725     Image Name:   
  484 15:27:15.516863     Created:      2024-09-04  15:26:42 UTC
  485 15:27:15.516996     Image Type:   ARM Linux RAMDisk Image (uncompressed)
  486 15:27:15.517132     Data Size:    16251566 Bytes = 15.5 MiB
  487 15:27:15.517260     Load Address: 00000000
  488 15:27:15.519636     Entry Point:  00000000
  489 15:27:15.721070     Verifying Checksum ... OK
  490 15:27:15.721413  ## Flattened Device Tree blob at c4000000
  491 15:27:15.721840     Booting using the fdt blob at 0xc4000000
  492 15:27:15.721996  Working FDT set to c4000000
  493 15:27:15.725026     Loading Kernel Image
  494 15:27:15.743506     Using Device Tree in place at c4000000, end c4011159
  495 15:27:15.746655  Working FDT set to c4000000
  496 15:27:15.778788  
  497 15:27:15.779177  Starting kernel ...
  498 15:27:15.779356  
  499 15:27:15.779938  end: 2.4.3 bootloader-commands (duration 00:00:23) [common]
  500 15:27:15.780225  start: 2.4.4 auto-login-action (timeout 00:04:27) [common]
  501 15:27:15.780426  Setting prompt string to ['Linux version [0-9]']
  502 15:27:15.780605  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']
  503 15:27:15.780772  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)
  504 15:27:23.641970  <6>[    0.000000] Booting Linux on physical CPU 0x0
  505 15:27:23.642511  start: 2.4.4.1 login-action (timeout 00:04:19) [common]
  506 15:27:23.642703  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.
  507 15:27:23.642844  Setting prompt string to []
  508 15:27:23.642988  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']
  509 15:27:23.643120  Using line separator: #'\n'#
  510 15:27:23.643245  No login prompt set.
  511 15:27:23.643363  Parsing kernel messages
  512 15:27:23.643468  ['-\\[ 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']
  513 15:27:23.643693  [login-action] Waiting for messages, (timeout 00:04:19)
  514 15:27:23.643818  Waiting using forced prompt support (timeout 00:02:10)
  515 15:27:23.644896  <5>[    0.000000] Linux version 5.10.225-cip51 (KernelCI@build-j307067-arm-gcc-12-multi-v7-defconfig-kselftest-v85fm) (arm-linux-gnueabihf-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40) #1 SMP Wed Sep 4 14:37:11 UTC 2024
  516 15:27:23.645050  <6>[    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
  517 15:27:23.645163  <6>[    0.000000] CPU: div instructions available: patching division code
  518 15:27:23.685388  <6>[    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
  519 15:27:23.685924  <6>[    0.000000] OF: fdt: Machine model: Arrow Electronics STM32MP157A Avenger96 board
  520 15:27:23.686083  <4>[    0.000000] Malformed early option 'earlycon'
  521 15:27:23.686204  <6>[    0.000000] Memory policy: Data cache writealloc
  522 15:27:23.686316  <6>[    0.000000] efi: UEFI not found.
  523 15:27:23.686427  <6>[    0.000000] cma: Reserved 64 MiB at 0xfb800000
  524 15:27:23.686544  <6>[    0.000000] Zone ranges:
  525 15:27:23.686649  <6>[    0.000000]   DMA      [mem 0x00000000c0000000-0x00000000efffffff]
  526 15:27:23.686759  <6>[    0.000000]   Normal   empty
  527 15:27:23.728940  <6>[    0.000000]   HighMem  [mem 0x00000000f0000000-0x00000000ffffefff]
  528 15:27:23.729450  <6>[    0.000000] Movable zone start for each node
  529 15:27:23.729667  <6>[    0.000000] Early memory node ranges
  530 15:27:23.729824  <6>[    0.000000]   node   0: [mem 0x00000000c0000000-0x00000000ffffefff]
  531 15:27:23.729957  <6>[    0.000000] Initmem setup node 0 [mem 0x00000000c0000000-0x00000000ffffefff]
  532 15:27:23.730072  <6>[    0.000000] psci: probing for conduit method from DT.
  533 15:27:23.730187  <6>[    0.000000] psci: PSCIv1.0 detected in firmware.
  534 15:27:23.731923  <6>[    0.000000] psci: Using standard PSCI v0.2 function IDs
  535 15:27:23.771957  <6>[    0.000000] psci: Trusted OS migration not required
  536 15:27:23.772508  <6>[    0.000000] psci: SMC Calling Convention v1.0
  537 15:27:23.772651  <6>[    0.000000] percpu: Embedded 21 pages/cpu s55468 r8192 d22356 u86016
  538 15:27:23.772770  <6>[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 260607
  539 15:27:23.775363  <5>[    0.000000] Kernel command line: console=ttySTM0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.193:/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6,tcp,hard console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
  540 15:27:23.815717  <6>[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes, linear)
  541 15:27:23.816026  <6>[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes, linear)
  542 15:27:23.816216  <6>[    0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off
  543 15:27:23.816391  <6>[    0.000000] Memory: 920652K/1048572K available (17408K kernel code, 2711K rwdata, 8128K rodata, 2048K init, 6692K bss, 62384K reserved, 65536K cma-reserved, 196604K highmem)
  544 15:27:23.858563  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
  545 15:27:23.859034  <6>[    0.000000] ftrace: allocating 55504 entries in 163 pages
  546 15:27:23.859127  <6>[    0.000000] ftrace: allocated 163 pages with 4 groups
  547 15:27:23.859218  <6>[    0.000000] Running RCU self tests
  548 15:27:23.859301  <6>[    0.000000] rcu: Hierarchical RCU implementation.
  549 15:27:23.859378  <6>[    0.000000] rcu: 	RCU event tracing is enabled.
  550 15:27:23.859459  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.
  551 15:27:23.859535  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=16 to nr_cpu_ids=2.
  552 15:27:23.862021  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.
  553 15:27:23.901855  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.
  554 15:27:23.902281  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
  555 15:27:23.902379  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
  556 15:27:23.902459  <6>[    0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
  557 15:27:23.902539  <6>[    0.000000] arch_timer: cp15 timer(s) running at 24.00MHz (virt).
  558 15:27:23.905184  <6>[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x588fe9dc0, max_idle_ns: 440795202592 ns
  559 15:27:23.945450  <6>[    0.000014] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 4398046511097ns
  560 15:27:23.945661  <6>[    0.000058] Switching to timer-based delay loop, resolution 41ns
  561 15:27:23.945752  <6>[    0.014636] Console: colour dummy device 80x30
  562 15:27:23.945838  <4>[    0.014741] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  563 15:27:23.945921  <4>[    0.014789] ... MAX_LOCKDEP_SUBCLASSES:  8
  564 15:27:23.946006  <4>[    0.014831] ... MAX_LOCK_DEPTH:          48
  565 15:27:23.946082  <4>[    0.014871] ... MAX_LOCKDEP_KEYS:        8192
  566 15:27:23.988462  <4>[    0.014911] ... CLASSHASH_SIZE:          4096
  567 15:27:23.988669  <4>[    0.014952] ... MAX_LOCKDEP_ENTRIES:     32768
  568 15:27:23.989013  <4>[    0.014993] ... MAX_LOCKDEP_CHAINS:      65536
  569 15:27:23.989104  <4>[    0.015034] ... CHAINHASH_SIZE:          32768
  570 15:27:23.989183  <4>[    0.015075]  memory used by lock dependency info: 4061 kB
  571 15:27:23.989265  <4>[    0.015116]  memory used for stack traces: 2112 kB
  572 15:27:23.989340  <4>[    0.015157]  per task-struct memory footprint: 1536 bytes
  573 15:27:23.991735  <6>[    0.015292] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000)
  574 15:27:24.031656  <6>[    0.015371] CPU: Testing write buffer coherency: ok
  575 15:27:24.032137  <6>[    0.015600] pid_max: default: 32768 minimum: 301
  576 15:27:24.032230  <6>[    0.016081] LSM: Security Framework initializing
  577 15:27:24.032312  <6>[    0.016246] LSM support for eBPF active
  578 15:27:24.032396  <6>[    0.016440] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  579 15:27:24.032472  <6>[    0.016512] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes, linear)
  580 15:27:24.032552  <6>[    0.021426] CPU0: update cpu_capacity 1024
  581 15:27:24.034912  <6>[    0.021496] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000
  582 15:27:24.075381  <6>[    0.026596] Setting up static identity map for 0xc0300000 - 0xc03000ac
  583 15:27:24.075587  <6>[    0.031466] rcu: Hierarchical SRCU implementation.
  584 15:27:24.075667  <6>[    0.047862] EFI services will not be available.
  585 15:27:24.075755  <6>[    0.049241] smp: Bringing up secondary CPUs ...
  586 15:27:24.075844  <6>[    0.053100] CPU1: update cpu_capacity 1024
  587 15:27:24.075919  <6>[    0.053124] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001
  588 15:27:24.076000  <6>[    0.054596] smp: Brought up 1 node, 2 CPUs
  589 15:27:24.078349  <6>[    0.054695] SMP: Total of 2 processors activated (96.00 BogoMIPS).
  590 15:27:24.118377  <6>[    0.054738] CPU: All CPU(s) started in SVC mode.
  591 15:27:24.118970  <6>[    0.058593] devtmpfs: initialized
  592 15:27:24.119107  <6>[    0.178746] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 5
  593 15:27:24.119227  <6>[    0.182218] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
  594 15:27:24.119339  <6>[    0.182332] futex hash table entries: 512 (order: 3, 32768 bytes, linear)
  595 15:27:24.119445  <6>[    0.187942] pinctrl core: initialized pinctrl subsystem
  596 15:27:24.121577  <6>[    0.198325] DMI not present or invalid.
  597 15:27:24.161681  <6>[    0.201741] NET: Registered protocol family 16
  598 15:27:24.162338  <6>[    0.215366] DMA: preallocated 256 KiB pool for atomic coherent allocations
  599 15:27:24.162500  <6>[    0.230125] thermal_sys: Registered thermal governor 'step_wise'
  600 15:27:24.162625  <6>[    0.231835] cpuidle: using governor menu
  601 15:27:24.162744  <6>[    0.232685] No ATAGs?
  602 15:27:24.162857  <6>[    0.233221] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers.
  603 15:27:24.162975  <6>[    0.233331] hw-breakpoint: maximum watchpoint size is 8 bytes.
  604 15:27:24.164961  <6>[    0.246241] Serial: AMBA PL011 UART driver
  605 15:27:24.204931  <6>[    0.466688] /soc/interrupt-controller@5000d000: bank0
  606 15:27:24.205351  <6>[    0.466806] /soc/interrupt-controller@5000d000: bank1
  607 15:27:24.205419  <6>[    0.466873] /soc/interrupt-controller@5000d000: bank2
  608 15:27:24.205473  <6>[    0.498318] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOA bank added
  609 15:27:24.205525  <6>[    0.505668] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOB bank added
  610 15:27:24.205590  <6>[    0.512973] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOC bank added
  611 15:27:24.248303  <6>[    0.520168] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOD bank added
  612 15:27:24.248897  <6>[    0.527247] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOE bank added
  613 15:27:24.249039  <6>[    0.534434] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOF bank added
  614 15:27:24.249157  <6>[    0.541623] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOG bank added
  615 15:27:24.249270  <6>[    0.548656] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOH bank added
  616 15:27:24.249379  <6>[    0.555791] stm32mp157-pinctrl soc:pin-controller@50002000: GPIOI bank added
  617 15:27:24.291623  <6>[    0.557316] stm32mp157-pinctrl soc:pin-controller@50002000: Pinctrl STM32 initialized
  618 15:27:24.292203  <6>[    0.570225] stm32mp157-pinctrl soc:pin-controller-z@54004000: GPIOZ bank added
  619 15:27:24.292345  <6>[    0.570354] stm32mp157-pinctrl soc:pin-controller-z@54004000: Pinctrl STM32 initialized
  620 15:27:24.292465  <6>[    0.653547] Kprobes globally optimized
  621 15:27:24.292572  <3>[    0.697751] reg-fixed-voltage regulator-buck-io: Failed to register regulator: -517
  622 15:27:24.292677  <6>[    0.710535] iommu: Default domain type: Translated 
  623 15:27:24.292784  <6>[    0.712659] vgaarb: loaded
  624 15:27:24.295023  <5>[    0.718307] SCSI subsystem initialized
  625 15:27:24.335016  <6>[    0.721393] usbcore: registered new interface driver usbfs
  626 15:27:24.335637  <6>[    0.721856] usbcore: registered new interface driver hub
  627 15:27:24.335775  <6>[    0.722144] usbcore: registered new device driver usb
  628 15:27:24.335893  <6>[    0.728029] pps_core: LinuxPPS API ver. 1 registered
  629 15:27:24.336005  <6>[    0.728092] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  630 15:27:24.336118  <6>[    0.728223] PTP clock support registered
  631 15:27:24.338199  <6>[    0.746216] clocksource: Switched to clocksource arch_sys_counter
  632 15:27:24.378113  <6>[    3.026390] NET: Registered protocol family 2
  633 15:27:24.378724  <6>[    3.027270] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
  634 15:27:24.378864  <6>[    3.031675] tcp_listen_portaddr_hash hash table entries: 512 (order: 2, 22528 bytes, linear)
  635 15:27:24.378984  <6>[    3.031935] TCP established hash table entries: 8192 (order: 3, 32768 bytes, linear)
  636 15:27:24.379096  <6>[    3.032242] TCP bind hash table entries: 8192 (order: 6, 327680 bytes, linear)
  637 15:27:24.381501  <6>[    3.034159] TCP: Hash tables configured (established 8192 bind 8192)
  638 15:27:24.421609  <6>[    3.035667] MPTCP token hash table entries: 1024 (order: 3, 49152 bytes, linear)
  639 15:27:24.422215  <6>[    3.036360] UDP hash table entries: 512 (order: 3, 49152 bytes, linear)
  640 15:27:24.422354  <6>[    3.036731] UDP-Lite hash table entries: 512 (order: 3, 49152 bytes, linear)
  641 15:27:24.422471  <6>[    3.037796] NET: Registered protocol family 1
  642 15:27:24.422583  <6>[    3.041656] RPC: Registered named UNIX socket transport module.
  643 15:27:24.422690  <6>[    3.041792] RPC: Registered udp transport module.
  644 15:27:24.424803  <6>[    3.041840] RPC: Registered tcp transport module.
  645 15:27:24.464770  <6>[    3.041886] RPC: Registered tcp NFSv4.1 backchannel transport module.
  646 15:27:24.465362  <6>[    3.041968] NET: Registered protocol family 44
  647 15:27:24.465497  <6>[    3.042058] PCI: CLS 0 bytes, default 64
  648 15:27:24.465622  <6>[    3.044810] Trying to unpack rootfs image as initramfs...
  649 15:27:24.465728  <6>[    5.538237] Freeing initrd memory: 15872K
  650 15:27:24.465832  <6>[    5.541263] hw perfevents: enabled with armv7_cortex_a7 PMU driver, 5 counters available
  651 15:27:24.465937  <5>[    5.550692] Initialise system trusted keyrings
  652 15:27:24.468039  <6>[    5.552124] workingset: timestamp_bits=30 max_order=18 bucket_order=0
  653 15:27:24.508169  <6>[    5.619219] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  654 15:27:24.508780  <5>[    5.624255] NFS: Registering the id_resolver key type
  655 15:27:24.508919  <5>[    5.624540] Key type id_resolver registered
  656 15:27:24.509036  <5>[    5.624663] Key type id_legacy registered
  657 15:27:24.509146  <6>[    5.625543] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  658 15:27:24.509252  <6>[    5.625689] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  659 15:27:24.509365  <6>[    5.625969] ntfs: driver 2.1.32 [Flags: R/O].
  660 15:27:24.511680  <5>[    5.629136] Key type asymmetric registered
  661 15:27:24.551440  <5>[    5.629363] Asymmetric key parser 'x509' registered
  662 15:27:24.552024  <6>[    5.629960] bounce: pool size: 64 pages
  663 15:27:24.552162  <6>[    5.630198] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
  664 15:27:24.552280  <6>[    5.630344] io scheduler mq-deadline registered
  665 15:27:24.552392  <6>[    5.630402] io scheduler kyber registered
  666 15:27:24.552500  <4>[    5.631748] test_firmware: interface ready
  667 15:27:24.552605  <6>[    6.117648] Serial: 8250/16550 driver, 5 ports, IRQ sharing enabled
  668 15:27:24.555012  <6>[    6.139842] SuperH (H)SCI(F) driver initialized
  669 15:27:24.594725  <6>[    6.143994] msm_serial: driver initialized
  670 15:27:24.595327  <6>[    6.144840] STMicroelectronics ASC driver initialized
  671 15:27:24.595463  <6>[    6.150978] STM32 USART driver initialized
  672 15:27:24.595580  <6>[    6.154014] stm32-usart 4000e000.serial: rx dma alloc failed
  673 15:27:24.595695  <6>[    6.154087] stm32-usart 4000e000.serial: interrupt mode used for rx (no dma)
  674 15:27:24.595801  <6>[    6.154153] stm32-usart 4000e000.serial: tx dma alloc failed
  675 15:27:24.595907  <6>[    6.154201] stm32-usart 4000e000.serial: interrupt mode used for tx (no dma)
  676 15:27:24.637890  <6>[    6.154465] 4000e000.serial: ttySTM2 at MMIO 0x4000e000 (irq = 30, base_baud = 4000000) is a stm32-usart
  677 15:27:24.638505  <6>[    6.156356] serial serial0: tty port ttySTM2 registered
  678 15:27:24.638646  <6>[    6.159764] stm32-usart 40010000.serial: rx dma alloc failed
  679 15:27:24.638762  <6>[    6.159830] stm32-usart 40010000.serial: interrupt mode used for rx (no dma)
  680 15:27:24.638869  <6>[    6.159892] stm32-usart 40010000.serial: tx dma alloc failed
  681 15:27:24.638973  <6>[    6.159940] stm32-usart 40010000.serial: interrupt mode used for tx (no dma)
  682 15:27:24.685804  <6>[    6.160078] 40010000.serial: ttySTM0 at MMIO 0x40010000 (irq = 31, base_baud = 4000000) is a stm32-usart
  683 15:27:24.686409  <6>[    7.206465] printk: console [ttySTM0] enabled
  684 15:27:24.686548  <6>[    7.216360] stm32-usart 40018000.serial: rx dma alloc failed
  685 15:27:24.686667  <6>[    7.220917] stm32-usart 40018000.serial: interrupt mode used for rx (no dma)
  686 15:27:24.686780  <6>[    7.228350] stm32-usart 40018000.serial: tx dma alloc failed
  687 15:27:24.686893  <6>[    7.234180] stm32-usart 40018000.serial: interrupt mode used for tx (no dma)
  688 15:27:24.703939  <6>[    7.241677] 40018000.serial: ttySTM1 at MMIO 0x40018000 (irq = 36, base_baud = 4000000) is a stm32-usart
  689 15:27:24.740889  <5>[    7.284984] random: crng init done
  690 15:27:24.744177  <6>[    7.289272] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
  691 15:27:24.808032  <6>[    7.365725] brd: module loaded
  692 15:27:24.882034  <6>[    7.422995] loop: module loaded
  693 15:27:24.885350  <6>[    7.429293] lkdtm: No crash points registered, enable through debugfs
  694 15:27:24.985098  <6>[    7.504871] bgmac_bcma: Broadcom 47xx GBit MAC driver loaded
  695 15:27:24.985312  <6>[    7.513900] e1000e: Intel(R) PRO/1000 Network Driver
  696 15:27:24.985442  <6>[    7.517830] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  697 15:27:24.985554  <6>[    7.524236] igb: Intel(R) Gigabit Ethernet Network Driver
  698 15:27:24.988004  <6>[    7.529737] igb: Copyright (c) 2007-2014 Intel Corporation.
  699 15:27:25.030482  <6>[    7.550848] stm32-dwmac 5800a000.ethernet: IRQ eth_wake_irq not found
  700 15:27:25.030673  <6>[    7.556294] stm32-dwmac 5800a000.ethernet: IRQ eth_lpi not found
  701 15:27:25.030805  <6>[    7.563275] stm32-dwmac 5800a000.ethernet: PTP uses main clock
  702 15:27:25.030918  <6>[    7.568697] stm32-dwmac 5800a000.ethernet: no reset control found
  703 15:27:25.031029  <6>[    7.577586] stm32-dwmac 5800a000.ethernet: User ID: 0x40, Synopsys ID: 0x42
  704 15:27:25.031136  <6>[    7.583441] stm32-dwmac 5800a000.ethernet: 	DWMAC4/5
  705 15:27:25.073407  <6>[    7.588822] stm32-dwmac 5800a000.ethernet: DMA HW capability register supported
  706 15:27:25.074026  <6>[    7.596369] stm32-dwmac 5800a000.ethernet: RX Checksum Offload Engine supported
  707 15:27:25.074168  <6>[    7.603845] stm32-dwmac 5800a000.ethernet: TX Checksum insertion supported
  708 15:27:25.074285  <6>[    7.611073] stm32-dwmac 5800a000.ethernet: Wake-Up On Lan supported
  709 15:27:25.074398  <6>[    7.617983] stm32-dwmac 5800a000.ethernet: TSO supported
  710 15:27:25.074505  <6>[    7.623137] stm32-dwmac 5800a000.ethernet: Enable RX Mitigation via HW Watchdog Timer
  711 15:27:25.099841  <6>[    7.631357] stm32-dwmac 5800a000.ethernet: Enabled Flow TC (entries=2)
  712 15:27:25.100409  <6>[    7.638137] stm32-dwmac 5800a000.ethernet: TSO feature enabled
  713 15:27:25.103300  <6>[    7.644178] stm32-dwmac 5800a000.ethernet: Using 32 bits DMA width
  714 15:27:25.207630  <6>[    7.728936] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver
  715 15:27:25.207845  <6>[    7.735429] usbcore: registered new interface driver pegasus
  716 15:27:25.207975  <6>[    7.741631] usbcore: registered new interface driver asix
  717 15:27:25.208084  <6>[    7.747105] usbcore: registered new interface driver ax88179_178a
  718 15:27:25.208195  <6>[    7.753381] usbcore: registered new interface driver cdc_ether
  719 15:27:25.208299  <6>[    7.759684] usbcore: registered new interface driver smsc75xx
  720 15:27:25.243884  <6>[    7.765604] usbcore: registered new interface driver smsc95xx
  721 15:27:25.244482  <6>[    7.771661] usbcore: registered new interface driver net1080
  722 15:27:25.244622  <6>[    7.777674] usbcore: registered new interface driver cdc_subset
  723 15:27:25.244739  <6>[    7.783672] usbcore: registered new interface driver zaurus
  724 15:27:25.247359  <6>[    7.789721] usbcore: registered new interface driver cdc_ncm
  725 15:27:25.287931  <6>[    7.807603] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  726 15:27:25.288533  <6>[    7.813185] ehci-pci: EHCI PCI platform driver
  727 15:27:25.288671  <6>[    7.818138] ehci-platform: EHCI generic platform driver
  728 15:27:25.288786  <6>[    7.825337] ehci-orion: EHCI orion driver
  729 15:27:25.288898  <6>[    7.829199] SPEAr-ehci: EHCI SPEAr driver
  730 15:27:25.289002  <6>[    7.833188] ehci-st: EHCI STMicroelectronics driver
  731 15:27:25.289109  <6>[    7.838429] ehci-exynos: EHCI Exynos driver
  732 15:27:25.289212  <6>[    7.842762] ehci-atmel: EHCI Atmel driver
  733 15:27:25.291022  <6>[    7.847138] tegra-ehci: Tegra EHCI driver
  734 15:27:25.337883  <6>[    7.851339] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  735 15:27:25.338509  <6>[    7.857276] ohci-pci: OHCI PCI platform driver
  736 15:27:25.338646  <6>[    7.862103] ohci-platform: OHCI generic platform driver
  737 15:27:25.338764  <6>[    7.868188] SPEAr-ohci: OHCI SPEAr driver
  738 15:27:25.338877  <6>[    7.872284] ohci-st: OHCI STMicroelectronics driver
  739 15:27:25.338983  <6>[    7.877513] ohci-atmel: OHCI Atmel driver
  740 15:27:25.341235  <6>[    7.884634] usbcore: registered new interface driver usb-storage
  741 15:27:25.406023  <3>[    7.913865] stm32_rtc 5c004000.rtc: IRQ index 1 not found
  742 15:27:25.406626  <4>[    7.918295] stm32_rtc 5c004000.rtc: alarm can't wake up the system: -6
  743 15:27:25.406763  <6>[    7.930217] stm32_rtc 5c004000.rtc: registered as rtc0
  744 15:27:25.406879  <6>[    7.934375] stm32_rtc 5c004000.rtc: setting system clock to 2000-01-01T00:00:33 UTC (946684833)
  745 15:27:25.406993  <4>[    7.945206] stm32_rtc 5c004000.rtc: Date/Time must be initialized
  746 15:27:25.407102  <6>[    7.950326] stm32_rtc 5c004000.rtc: registered rev:1.2
  747 15:27:25.409292  <6>[    7.961501] i2c /dev entries driver
  748 15:27:25.457165  <6>[    7.999593] stm32f7-i2c 40012000.i2c: STM32F7 I2C-0 bus adapter
  749 15:27:25.489192  <6>[    8.031908] stm32f7-i2c 40013000.i2c: STM32F7 I2C-1 bus adapter
  750 15:27:25.521292  <6>[    8.075058] stpmic1 2-0033: PMIC Chip Version: 0x10
  751 15:27:25.553327  <6>[    8.105644] vddcore: supplied by regulator-dummy
  752 15:27:25.625219  <6>[    8.116320] vdd_ddr: supplied by regulator-dummy
  753 15:27:25.625472  <6>[    8.125848] vdd: supplied by regulator-dummy
  754 15:27:25.625617  <6>[    8.135136] v3v3: supplied by regulator-dummy
  755 15:27:25.625726  <6>[    8.143674] vdda: Bringing 1800000uV into 2900000-2900000uV
  756 15:27:25.625836  <6>[    8.150965] vdda: supplied by v3v3
  757 15:27:25.625946  <6>[    8.159235] v2v8: Bringing 1800000uV into 2800000-2800000uV
  758 15:27:25.626053  <6>[    8.166421] v2v8: supplied by v3v3
  759 15:27:25.626159  <6>[    8.172686] vtt_ddr: supplied by vdd_ddr
  760 15:27:25.628195  <6>[    8.182589] vdd_usb: supplied by regulator-dummy
  761 15:27:25.689083  <6>[    8.189222] vdd_sd: supplied by v3v3
  762 15:27:25.689777  <6>[    8.198595] v1v8: Bringing 1000000uV into 1800000-1800000uV
  763 15:27:25.689965  <6>[    8.205552] v1v8: supplied by v3v3
  764 15:27:25.690122  <6>[    8.210654] vref_ddr: supplied by regulator-dummy
  765 15:27:25.690267  <6>[    8.221939] bst_out: supplied by regulator-dummy
  766 15:27:25.690409  <6>[    8.230028] vbus_otg: supplied by bst_out
  767 15:27:25.692190  <6>[    8.237572] vbus_sw: supplied by bst_out
  768 15:27:25.747267  <6>[    8.257767] input: pmic_onkey as /devices/platform/soc/5c002000.i2c/i2c-2/2-0033/5c002000.i2c:stpmic@33:onkey/input/input0
  769 15:27:25.747514  <4>[    8.277465] at24 2-0053: supply vcc not found, using dummy regulator
  770 15:27:25.747687  <6>[    8.287237] at24 2-0053: 256 byte 24c02 EEPROM, writable, 16 bytes/write
  771 15:27:25.750128  <6>[    8.293342] stm32f7-i2c 5c002000.i2c: STM32F7 I2C-2 bus adapter
  772 15:27:25.796324  <6>[    8.337047] stm_thermal 50028000.thermal: stm_thermal_probe: Driver initialized successfully
  773 15:27:25.873454  <6>[    8.379313] sdhci: Secure Digital Host Controller Interface driver
  774 15:27:25.873718  <6>[    8.384373] sdhci: Copyright(c) Pierre Ossman
  775 15:27:25.873848  <6>[    8.396110] mmci-pl18x 58005000.sdmmc: Got CD GPIO
  776 15:27:25.873956  <6>[    8.397793] Synopsys Designware Multimedia Card Interface Driver
  777 15:27:25.874059  <6>[    8.405859] mmci-pl18x 48004000.sdmmc: mmc1: PL180 manf 53 rev1 at 0x48004000 irq 56,0 (pio)
  778 15:27:25.874164  <6>[    8.412836] sdhci-pltfm: SDHCI platform and OF driver helper
  779 15:27:25.910933  <6>[    8.432053] mmci-pl18x 58005000.sdmmc: mmc0: PL180 manf 53 rev1 at 0x58005000 irq 61,0 (pio)
  780 15:27:25.911599  <6>[    8.444592] ledtrig-cpu: registered to indicate activity on CPUs
  781 15:27:25.911745  <6>[    8.453797] usbcore: registered new interface driver usbhid
  782 15:27:25.914372  <6>[    8.458656] usbhid: USB HID core driver
  783 15:27:25.968742  <4>[    8.483729] mmc1: queuing unknown CIS tuple 0x80 (2 bytes)
  784 15:27:25.968993  <6>[    8.488913] ipip: IPv4 and MPLS over IPv4 tunneling driver
  785 15:27:25.969120  <6>[    8.497943] IPv4 over IPsec tunneling driver
  786 15:27:25.969229  <4>[    8.501375] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
  787 15:27:25.969332  <6>[    8.508484] NET: Registered protocol family 10
  788 15:27:25.969435  <4>[    8.514463] mmc1: queuing unknown CIS tuple 0x80 (3 bytes)
  789 15:27:25.969538  <6>[    8.520445] Segment Routing with IPv6
  790 15:27:25.971606  <4>[    8.526433] mmc1: queuing unknown CIS tuple 0x80 (7 bytes)
  791 15:27:26.013104  <6>[    8.532079] NET: Registered protocol family 17
  792 15:27:26.013798  <4>[    8.538288] mmc1: queuing unknown CIS tuple 0x80 (6 bytes)
  793 15:27:26.013974  <5>[    8.538411] Key type dns_resolver registered
  794 15:27:26.014127  <6>[    8.547675] ThumbEE CPU extension supported.
  795 15:27:26.014271  <5>[    8.551867] Registering SWP/SWPB emulation handler
  796 15:27:26.016247  <5>[    8.559396] Loading compiled-in X.509 certificates
  797 15:27:26.037869  <6>[    8.575835] mmc0: new high speed SDXC card at address e624
  798 15:27:26.041400  <6>[    8.585650] mmcblk0: mmc0:e624 SD64G 59.5 GiB 
  799 15:27:26.136315  <6>[    8.677480] mmc1: new high speed SDIO card at address 0001
  800 15:27:26.289434  <6>[    8.818127] stm32-dma 48000000.dma-controller: STM32 DMA driver registered
  801 15:27:26.292207  <6>[    8.834586] stm32-dma 48001000.dma-controller: STM32 DMA driver registered
  802 15:27:26.353504  <6>[    8.859867] stm32-mdma 58000000.dma-controller: STM32 MDMA driver registered
  803 15:27:26.353781  <6>[    8.869706] buck-io: supplied by vdd
  804 15:27:26.353956  <6>[    8.874957] usb33: supplied by vdd_usb
  805 15:27:26.354100  <6>[    8.885954] reg11: supplied by buck-io
  806 15:27:26.354242  <6>[    8.890598] reg18: supplied by buck-io
  807 15:27:26.356251  <6>[    8.898705] stm32-usbphyc 5a006000.usbphyc: registered rev:1.0
  808 15:27:26.419317  <4>[    8.935942] GPT:Primary header thinks Alt. header is not at the end of the disk.
  809 15:27:26.419580  <6>[    8.936595] spi-nor spi0.0: w25q16dw (2048 Kbytes)
  810 15:27:26.419747  <4>[    8.942470] GPT:3204245 != 124735487
  811 15:27:26.419892  <4>[    8.951342] GPT:Alternate GPT header not at the end of the disk.
  812 15:27:26.420033  <4>[    8.957681] GPT:3204245 != 124735487
  813 15:27:26.420175  <4>[    8.961414] GPT: Use GNU Parted to correct GPT errors.
  814 15:27:26.422358  <6>[    8.967070]  mmcblk0: p1 p2 p3 p4
  815 15:27:26.451583  <4>[    8.990248] dwc2 49000000.usb-otg: supply vusb_d not found, using dummy regulator
  816 15:27:26.454340  <4>[    8.998024] dwc2 49000000.usb-otg: supply vusb_a not found, using dummy regulator
  817 15:27:26.639253  <6>[    9.145334] dwc2 49000000.usb-otg: EPs: 9, dedicated fifos, 952 entries in SPRAM
  818 15:27:26.639531  <6>[    9.155733] dwc2 49000000.usb-otg: DWC OTG Controller
  819 15:27:26.639702  <6>[    9.160432] dwc2 49000000.usb-otg: new USB bus registered, assigned bus number 1
  820 15:27:26.639848  <6>[    9.167691] dwc2 49000000.usb-otg: irq 57, io mem 0x49000000
  821 15:27:26.639990  <6>[    9.182679] hub 1-0:1.0: USB hub found
  822 15:27:26.642201  <6>[    9.185986] hub 1-0:1.0: 1 port detected
  823 15:27:26.686920  <6>[    9.215742] ehci-platform 5800d000.usbh-ehci: EHCI Host Controller
  824 15:27:26.687602  <6>[    9.221113] ehci-platform 5800d000.usbh-ehci: new USB bus registered, assigned bus number 2
  825 15:27:26.690449  <6>[    9.230844] ehci-platform 5800d000.usbh-ehci: irq 64, io mem 0x5800d000
  826 15:27:26.734007  <6>[    9.266413] ehci-platform 5800d000.usbh-ehci: USB 2.0 started, EHCI 1.00
  827 15:27:26.734700  <6>[    9.278446] hub 2-0:1.0: USB hub found
  828 15:27:26.737318  <6>[    9.281394] hub 2-0:1.0: 2 ports detected
  829 15:27:26.761236  <6>[    9.302569] mmci-pl18x 58007000.sdmmc: mmc2: PL180 manf 53 rev1 at 0x58007000 irq 62,0 (pio)
  830 15:27:26.922140  <6>[    9.434059] stm32-dwmac 5800a000.ethernet eth0: PHY [stmmac-0:07] driver [Micrel KSZ9031 Gigabit PHY] (irq=POLL)
  831 15:27:26.922382  <6>[    9.447597] dwmac4: Master AXI performs any burst length
  832 15:27:26.922554  <6>[    9.451837] stm32-dwmac 5800a000.ethernet eth0: No Safety Features support found
  833 15:27:26.922703  <6>[    9.464560] mmc2: new DDR MMC card at address 0001
  834 15:27:26.922849  <6>[    9.471357] mmcblk2: mmc2:0001 DG4008 7.28 GiB 
  835 15:27:26.922990  <6>[    9.475721] mmcblk2boot0: mmc2:0001 DG4008 partition 1 4.00 MiB
  836 15:27:26.942949  <6>[    9.482100] mmcblk2boot1: mmc2:0001 DG4008 partition 2 4.00 MiB
  837 15:27:26.946310  <6>[    9.488925] mmcblk2rpmb: mmc2:0001 DG4008 partition 3 4.00 MiB, chardev (235:0)
  838 15:27:27.155205  <6>[    9.659649] stm32-dwmac 5800a000.ethernet eth0: IEEE 1588-2008 Advanced Timestamp supported
  839 15:27:27.155455  <6>[    9.669982] stm32-dwmac 5800a000.ethernet eth0: registered PTP clock
  840 15:27:27.155630  <6>[    9.683065] stm32-dwmac 5800a000.ethernet eth0: configuring for phy/rgmii link mode
  841 15:27:27.155783  <4>[    9.700070] GPT:Primary header thinks Alt. header is not at the end of the disk.
  842 15:27:27.155927  <4>[    9.706583] GPT:3145727 != 15273599
  843 15:27:27.158046  <4>[    9.710103] GPT:Alternate GPT header not at the end of the disk.
  844 15:27:27.192840  <4>[    9.716474] GPT:3145727 != 15273599
  845 15:27:27.193533  <4>[    9.720141] GPT: Use GNU Parted to correct GPT errors.
  846 15:27:27.193756  <6>[    9.725657]  mmcblk2: p1 p2 p3 p4
  847 15:27:27.195977  <6>[    9.736619] usb 2-1: new high-speed USB device number 2 using ehci-platform
  848 15:27:27.398860  <6>[    9.943103] hub 2-1:1.0: USB hub found
  849 15:27:27.402273  <6>[    9.946431] hub 2-1:1.0: 3 ports detected
  850 15:27:36.670977  <6>[   19.210274] stm32-dwmac 5800a000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
  851 15:27:36.695763  <6>[   19.236615] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  852 15:27:39.824349  <5>[   19.266362] Sending DHCP requests .., OK
  853 15:27:39.825015  <6>[   22.349288] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.200
  854 15:27:39.825156  <6>[   22.357565] IP-Config: Complete:
  855 15:27:39.825267  <6>[   22.360926]      device=eth0, hwaddr=80:1f:12:cc:2a:a4, ipaddr=192.168.56.200, mask=255.255.255.0, gw=192.168.56.254
  856 15:27:39.825373  <6>[   22.371819]      host=192.168.56.200, domain=mayfield.sirena.org.uk, nis-domain=(none)
  857 15:27:39.827675  <6>[   22.380016]      bootserver=192.168.56.254, rootserver=192.168.56.193, rootpath=
  858 15:27:39.850333  <6>[   22.380046]      nameserver0=192.168.56.254
  859 15:27:39.850918  <6>[   22.392088]      ntpserver0=50.205.244.22, ntpserver1=85.199.214.99
  860 15:27:39.853719  <6>[   22.399801] clk: Disabling unused clocks
  861 15:27:39.949761  <6>[   22.492200] Freeing unused kernel memory: 2048K
  862 15:27:39.949983  <6>[   22.507424] Run /init as init process
  863 15:27:40.013785  Loading, please wait...
  864 15:27:40.205818  Starting systemd-udevd version 252.22-1~deb12u1
  865 15:27:50.565516  <6>[   33.086986] Bluetooth: Core ver 2.22
  866 15:27:50.566463  <6>[   33.089769] NET: Registered protocol family 31
  867 15:27:50.566635  <6>[   33.094144] Bluetooth: HCI device and connection manager initialized
  868 15:27:50.566775  <6>[   33.101371] Bluetooth: HCI socket layer initialized
  869 15:27:50.566907  <6>[   33.105974] Bluetooth: L2CAP socket layer initialized
  870 15:27:50.568489  <6>[   33.111891] Bluetooth: SCO socket layer initialized
  871 15:27:50.623963  platform:48002000.dma-router--platform:48003000.adc: Failed to write 'add' to '/sys/devices/virtual/devlink/platform:48002000.dma-router--platform:48003000.adc/uevent', ignoring: No such device
  872 15:27:50.743506  <6>[   33.254224] Bluetooth: HCI UART driver ver 2.3
  873 15:27:50.744399  <6>[   33.257783] Bluetooth: HCI UART protocol H4 registered
  874 15:27:50.744571  <6>[   33.264393] Bluetooth: HCI UART protocol Broadcom registered
  875 15:27:50.744721  <4>[   33.265523] hci_uart_bcm serial0-0: supply vbat not found, using dummy regulator
  876 15:27:50.744864  <4>[   33.278579] hci_uart_bcm serial0-0: supply vddio not found, using dummy regulator
  877 15:27:50.746884  <5>[   33.279776] cfg80211: Loading compiled-in X.509 certificates for regulatory database
  878 15:27:51.052374  <6>[   33.592644] etnaviv etnaviv: bound 59000000.gpu (ops gpu_ops [etnaviv])
  879 15:27:51.055808  <6>[   33.598962] etnaviv-gpu 59000000.gpu: model: GC400, revision: 4652
  880 15:27:51.141758  <6>[   33.682644] etnaviv-gpu 59000000.gpu: Need to move linear window on MC1.0, disabling TS
  881 15:27:51.231083  <6>[   33.738869] Bluetooth: hci0: BCM: chip id 107
  882 15:27:51.231980  <6>[   33.743452] Bluetooth: hci0: BCM: features 0x2f
  883 15:27:51.232160  <6>[   33.751500] Bluetooth: hci0: BCM4345C0
  884 15:27:51.232308  <6>[   33.754170] Bluetooth: hci0: BCM4345C0 (003.001.025) build 0000
  885 15:27:51.232447  <3>[   33.765174] Bluetooth: hci0: BCM: firmware Patch file not found, tried:
  886 15:27:51.232579  <3>[   33.770944] Bluetooth: hci0: BCM: 'brcm/BCM4345C0.hcd'
  887 15:27:51.232710  <3>[   33.776332] Bluetooth: hci0: BCM: 'brcm/BCM.hcd'
  888 15:27:51.249760  <6>[   33.789588] [drm] Initialized etnaviv 1.4.0 20151214 for etnaviv on minor 1
  889 15:27:51.787475  <5>[   34.302430] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
  890 15:27:51.788368  <5>[   34.311445] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'
  891 15:27:51.788540  <4>[   34.325365] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
  892 15:27:51.790913  <6>[   34.333612] cfg80211: failed to load regulatory.db
  893 15:27:52.243851  <6>[   34.784605] [drm] Initialized stm 1.0.0 20170330 for 5a001000.display-controller on minor 2
  894 15:27:52.310064  <6>[   34.807045] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes
  895 15:27:52.310463  <6>[   34.821448] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
  896 15:27:52.310643  <4>[   34.840049] brcmfmac mmc1:0001:1: Direct firmware load for brcm/brcmfmac43455-sdio.bin failed with error -2
  897 15:27:52.312885  <6>[   34.853973] stm32-display 5a001000.display-controller: [drm] Cannot find any crtc or sizes
  898 15:27:53.357900  <3>[   35.897335] brcmfmac: brcmf_sdio_htclk: HT Avail timeout (1000000): clkctl 0x50
  899 15:27:54.893538  Begin: Loading essential drivers ... done.
  900 15:27:54.925617  Begin: Running /scripts/init-premount ... done.
  901 15:27:54.926506  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
  902 15:27:54.928780  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
  903 15:27:54.944633  Device /sys/class/net/eth0 found
  904 15:27:54.945022  done.
  905 15:27:55.093592  Begin: Waiting up to 180 secs for any network device to become available ... done.
  906 15:27:55.235813  IP-Config: eth0 hardware address 80:1f:12:cc:2a:a4 mtu 1500 DHCP
  907 15:27:55.371439  IP-Config: eth0 complete (dhcp from 192.168.56.254):
  908 15:27:55.372334   address: 192.168.56.200   broadcast: 192.168.56.255   netmask: 255.255.255.0   
  909 15:27:55.372507   gateway: 192.168.56.254   dns0     : 192.168.56.254   dns1   : 0.0.0.0         
  910 15:27:55.372655   domain : mayfield.sirena.org.uk                                          
  911 15:27:55.372790   rootserver: 192.168.56.254 rootpath: 
  912 15:27:55.374823   filename  : 
  913 15:27:55.486182  done.
  914 15:27:55.514414  Begin: Running /scripts/nfs-bottom ... done.
  915 15:27:55.629377  Begin: Running /scripts/init-bottom ... done.
  916 15:27:57.339269  <30>[   39.880524] systemd[1]: System time before build time, advancing clock.
  917 15:27:57.724268  <30>[   40.231843] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)
  918 15:27:57.727328  <30>[   40.268558] systemd[1]: Detected architecture arm.
  919 15:27:57.743160  
  920 15:27:57.743463  Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m!
  921 15:27:57.743645  
  922 15:27:57.797398  <30>[   40.338301] systemd[1]: Hostname set to <debian-bookworm-armhf>.
  923 15:28:01.434087  <30>[   43.974494] systemd[1]: Queued start job for default target graphical.target.
  924 15:28:01.468218  <30>[   44.002348] systemd[1]: Created slice system-getty.slice - Slice /system/getty.
  925 15:28:01.471151  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m - Slice /system/getty.
  926 15:28:01.522647  <30>[   44.052828] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.
  927 15:28:01.525513  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modpr…lice[0m - Slice /system/modprobe.
  928 15:28:01.572154  <30>[   44.102665] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.
  929 15:28:01.575141  [[0;32m  OK  [0m] Created slice [0;1;39msystem-seria…[0m - Slice /system/serial-getty.
  930 15:28:01.616788  <30>[   44.151144] systemd[1]: Created slice user.slice - User and Session Slice.
  931 15:28:01.619941  [[0;32m  OK  [0m] Created slice [0;1;39muser.slice[0m - User and Session Slice.
  932 15:28:01.669783  <30>[   44.199913] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.
  933 15:28:01.672549  [[0;32m  OK  [0m] Started [0;1;39msystemd-ask-passwo…quests to Console Directory Watch.
  934 15:28:01.719290  <30>[   44.249839] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.
  935 15:28:01.722227  [[0;32m  OK  [0m] Started [0;1;39msystemd-ask-passwo… Requests to Wall Directory Watch.
  936 15:28:01.780177  <30>[   44.297679] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc).
  937 15:28:01.780434  <30>[   44.316699] systemd[1]: Expecting device dev-ttySTM0.device - /dev/ttySTM0...
  938 15:28:01.783162           Expecting device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0...
  939 15:28:01.824832  <30>[   44.357052] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.
  940 15:28:01.828474  [[0;32m  OK  [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes.
  941 15:28:01.866645  <30>[   44.397234] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.
  942 15:28:01.869511  [[0;32m  OK  [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes.
  943 15:28:01.911277  <30>[   44.447403] systemd[1]: Reached target paths.target - Path Units.
  944 15:28:01.914092  [[0;32m  OK  [0m] Reached target [0;1;39mpaths.target[0m - Path Units.
  945 15:28:01.950261  <30>[   44.487153] systemd[1]: Reached target remote-fs.target - Remote File Systems.
  946 15:28:01.953469  [[0;32m  OK  [0m] Reached target [0;1;39mremote-fs.target[0m - Remote File Systems.
  947 15:28:01.988970  <30>[   44.527037] systemd[1]: Reached target slices.target - Slice Units.
  948 15:28:01.992008  [[0;32m  OK  [0m] Reached target [0;1;39mslices.target[0m - Slice Units.
  949 15:28:02.027860  <30>[   44.567318] systemd[1]: Reached target swap.target - Swaps.
  950 15:28:02.031208  [[0;32m  OK  [0m] Reached target [0;1;39mswap.target[0m - Swaps.
  951 15:28:02.073370  <30>[   44.607249] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.
  952 15:28:02.076086  [[0;32m  OK  [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes.
  953 15:28:02.117868  <30>[   44.649564] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.
  954 15:28:02.120976  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-initc… initctl Compatibility Named Pipe.
  955 15:28:02.261500  <30>[   44.773992] systemd[1]: systemd-journald-audit.socket - Journal Audit Socket was skipped because of an unmet condition check (ConditionSecurity=audit).
  956 15:28:02.261772  <30>[   44.794816] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).
  957 15:28:02.264322  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-journ…t[0m - Journal Socket (/dev/log).
  958 15:28:02.316217  <30>[   44.851969] systemd[1]: Listening on systemd-journald.socket - Journal Socket.
  959 15:28:02.319217  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket.
  960 15:28:02.372640  <30>[   44.902676] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.
  961 15:28:02.375564  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-netwo… - Network Service Netlink Socket.
  962 15:28:02.427357  <30>[   44.957907] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.
  963 15:28:02.427652  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-udevd….socket[0m - udev Control Socket.
  964 15:28:02.480388  <30>[   45.010713] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.
  965 15:28:02.483233  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-udevd…l.socket[0m - udev Kernel Socket.
  966 15:28:02.539795  <30>[   45.059865] systemd[1]: dev-hugepages.mount - Huge Pages File System was skipped because of an unmet condition check (ConditionPathExists=/sys/kernel/mm/hugepages).
  967 15:28:02.542609  <30>[   45.075465] systemd[1]: dev-mqueue.mount - POSIX Message Queue File System was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/mqueue).
  968 15:28:02.571303  <30>[   45.106921] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...
  969 15:28:02.574210           Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System...
  970 15:28:02.636752  <30>[   45.164612] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...
  971 15:28:02.640107           Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System...
  972 15:28:02.748292  <30>[   45.272635] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...
  973 15:28:02.751278           Starting [0;1;39mkmod-static-nodes…ate List of Static Device Nodes...
  974 15:28:02.835614  <30>[   45.370084] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...
  975 15:28:02.838578           Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs...
  976 15:28:02.885314  <30>[   45.419771] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...
  977 15:28:02.888077           Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...
  978 15:28:02.949181  <30>[   45.489783] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...
  979 15:28:02.970559           Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm...
  980 15:28:03.038292  <30>[   45.566943] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...
  981 15:28:03.041114           Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore...
  982 15:28:03.097525  <30>[   45.638183] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...
  983 15:28:03.118261           Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse...
  984 15:28:03.154365  <30>[   45.689490] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...
  985 15:28:03.157172           Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop...
  986 15:28:03.249760  <30>[   45.784471] systemd[1]: Starting systemd-journald.service - Journal Service...
  987 15:28:03.252428           Starting [0;1;39msystemd-journald.service[0m - Journal Service...
  988 15:28:03.268307  <6>[   45.825207] fuse: init (API version 7.32)
  989 15:28:03.357427  <30>[   45.898048] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...
  990 15:28:03.373383           Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules...
  991 15:28:03.447472  <30>[   45.973849] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...
  992 15:28:03.450239           Starting [0;1;39msystemd-network-g… units from Kernel command line...
  993 15:28:03.511142  <30>[   46.052278] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...
  994 15:28:03.536407           Starting [0;1;39msystemd-remount-f…nt Root and Kernel File Systems...
  995 15:28:03.605093  <30>[   46.146260] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...
  996 15:28:03.646505           Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices...
  997 15:28:03.828647  <30>[   46.352511] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.
  998 15:28:03.831343  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-debug.m…nt[0m - Kernel Debug File System.
  999 15:28:03.858143  <30>[   46.399116] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.
 1000 15:28:03.889140  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-tracing…nt[0m - Kernel Trace File System.
 1001 15:28:03.926193  <30>[   46.465072] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes.
 1002 15:28:03.952449  [[0;32m  OK  [0m] Finished [0;1;39mkmod-static-nodes…reate List of Static Device Nodes.
 1003 15:28:04.086651  <30>[   46.626962] systemd[1]: modprobe@configfs.service: Deactivated successfully.
 1004 15:28:04.108518  <30>[   46.649413] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs.
 1005 15:28:04.130186  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@configfs…[0m - Load Kernel Module configfs.
 1006 15:28:04.188033  <30>[   46.728932] systemd[1]: modprobe@dm_mod.service: Deactivated successfully.
 1007 15:28:04.210151  <30>[   46.750904] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod.
 1008 15:28:04.231505  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod.
 1009 15:28:04.286985  <30>[   46.827799] systemd[1]: modprobe@drm.service: Deactivated successfully.
 1010 15:28:04.309165  <30>[   46.849740] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm.
 1011 15:28:04.330033  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm.
 1012 15:28:04.388433  <30>[   46.929616] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully.
 1013 15:28:04.437017  <30>[   46.967283] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore.
 1014 15:28:04.439873  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore.
 1015 15:28:04.487010  <30>[   47.028084] systemd[1]: modprobe@fuse.service: Deactivated successfully.
 1016 15:28:04.509523  <30>[   47.050173] systemd[1]: Finished modprobe@fuse.service - Load Kernel Module fuse.
 1017 15:28:04.530405  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@fuse.service[0m - Load Kernel Module fuse.
 1018 15:28:04.578066  <30>[   47.098125] systemd[1]: modprobe@loop.service: Deactivated successfully.
 1019 15:28:04.578307  <30>[   47.110050] systemd[1]: Finished modprobe@loop.service - Load Kernel Module loop.
 1020 15:28:04.580993  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop.
 1021 15:28:04.626029  <30>[   47.166691] systemd[1]: Finished systemd-modules-load.service - Load Kernel Modules.
 1022 15:28:04.656467  [[0;32m  OK  [0m] Finished [0;1;39msystemd-modules-l…service[0m - Load Kernel Modules.
 1023 15:28:04.698077  <30>[   47.236712] systemd[1]: Finished systemd-network-generator.service - Generate network units from Kernel command line.
 1024 15:28:04.716798  [[0;32m  OK  [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line.
 1025 15:28:04.743519  <30>[   47.284312] systemd[1]: Finished systemd-remount-fs.service - Remount Root and Kernel File Systems.
 1026 15:28:04.779917  [[0;32m  OK  [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems.
 1027 15:28:04.800989  <30>[   47.341164] systemd[1]: Reached target network-pre.target - Preparation for Network.
 1028 15:28:04.822498  [[0;32m  OK  [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network.
 1029 15:28:04.866113  <30>[   47.407557] systemd[1]: Mounting sys-fs-fuse-connections.mount - FUSE Control File System...
 1030 15:28:04.887329           Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System...
 1031 15:28:04.958520  <30>[   47.499305] systemd[1]: Mounting sys-kernel-config.mount - Kernel Configuration File System...
 1032 15:28:04.990024           Mounting [0;1;39msys-kernel-config…ernel Configuration File System...
 1033 15:28:05.015830  <30>[   47.550539] systemd[1]: systemd-firstboot.service - First Boot Wizard was skipped because of an unmet condition check (ConditionFirstBoot=yes).
 1034 15:28:05.049010  <30>[   47.578823] systemd[1]: systemd-pstore.service - Platform Persistent Storage Archival was skipped because of an unmet condition check (ConditionDirectoryNotEmpty=/sys/fs/pstore).
 1035 15:28:05.137026  <30>[   47.678403] systemd[1]: Starting systemd-random-seed.service - Load/Save Random Seed...
 1036 15:28:05.158023           Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed...
 1037 15:28:05.190038  <30>[   47.725224] systemd[1]: systemd-repart.service - Repartition Root Disk was skipped because no trigger condition checks were met.
 1038 15:28:05.211870  <30>[   47.753570] systemd[1]: Starting systemd-sysctl.service - Apply Kernel Variables...
 1039 15:28:05.239411           Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables...
 1040 15:28:05.347899  <30>[   47.888921] systemd[1]: Starting systemd-sysusers.service - Create System Users...
 1041 15:28:05.395876           Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users...
 1042 15:28:05.497087  <30>[   48.032160] systemd[1]: Started systemd-journald.service - Journal Service.
 1043 15:28:05.500044  [[0;32m  OK  [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service.
 1044 15:28:05.563728  [[0;32m  OK  [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System.
 1045 15:28:05.643829  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System.
 1046 15:28:05.755783  [[0;32m  OK  [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed.
 1047 15:28:05.891208           Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage...
 1048 15:28:06.014004  [[0;32m  OK  [0m] Finished [0;1;39msystemd-sysctl.service[0m - Apply Kernel Variables.
 1049 15:28:06.154101  [[0;32m  OK  [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users.
 1050 15:28:06.220628  <46>[   48.757896] systemd-journald[215]: Received client request to flush runtime journal.
 1051 15:28:06.223337           Starting [0;1;39msystemd-tmpfiles-…ate Static Device Nodes in /dev...
 1052 15:28:07.047786  [[0;32m  OK  [0m] Finished [0;1;39msystemd-tmpfiles-…reate Static Device Nodes in /dev.
 1053 15:28:07.079950  [[0;32m  OK  [0m] Reached target [0;1;39mlocal-fs-pr…reparation for Local File Systems.
 1054 15:28:07.141004  [[0;32m  OK  [0m] Reached target [0;1;39mlocal-fs.target[0m - Local File Systems.
 1055 15:28:07.262917           Starting [0;1;39msystemd-udevd.ser…ger for Device Events and Files...
 1056 15:28:07.945446  [[0;32m  OK  [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage.
 1057 15:28:07.998983           Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories...
 1058 15:28:09.102867  [[0;32m  OK  [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files.
 1059 15:28:09.293945           Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration...
 1060 15:28:09.842786  [[0;32m  OK  [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories.
 1061 15:28:09.951613           Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization...
 1062 15:28:10.026977           Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP...
 1063 15:28:10.739650  [[0;32m  OK  [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP.
 1064 15:28:11.396086  [[0;32m  OK  [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration.
 1065 15:28:11.399345  [[0;32m  OK  [0m] Reached target [0;1;39mnetwork.target[0m - Network.
 1066 15:28:12.177817  [[0;32m  OK  [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization.
 1067 15:28:12.222793  [[0;32m  OK  [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set.
 1068 15:28:12.344699  <46>[   54.862948] systemd-journald[215]: Oldest entry in /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal is older than the configured file retention duration (1month), suggesting rotation.
 1069 15:28:12.347675  <46>[   54.883117] systemd-journald[215]: /var/log/journal/658c871cd7314ccea6115dc5728f8992/system.journal: Journal header limits reached or header out-of-date, rotating.
 1070 15:28:14.475807  [[0m[0;31m*     [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (13s / no limit)
 1071 15:28:14.976763  M
[K[[0;1;31m*[0m[0;31m*    [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (13s / no limit)
 1072 15:28:15.477785  M
[K[[0;31m*[0;1;31m*[0m[0;31m*   [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (14s / no limit)
 1073 15:28:15.978842  M
[K[ [0;31m*[0;1;31m*[0m[0;31m*  [0m] (2 of 2) Job dev-ttySTM0.device/start running (14s / 1min 30s)
 1074 15:28:16.479631  M
[K[  [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (15s / 1min 30s)
 1075 15:28:16.820771  M
[K[   [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job dev-ttySTM0.device/start running (15s / 1min 30s)
 1076 15:28:17.181848  M
[K[    [0;31m*[0;1;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (15s / no limit)
 1077 15:28:17.621781  M
[K[     [0;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (16s / no limit)
 1078 15:28:18.117732  M
[K[    [0;31m*[0;1;31m*[0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (16s / no limit)
 1079 15:28:18.928734  M
[K[   [0;31m*[0;1;31m*[0m[0;31m*[0m] (2 of 2) Job dev-ttySTM0.device/start running (17s / 1min 30s)
 1080 15:28:19.724664  M
[K[  [0;31m*[0;1;31m*[0m[0;31m* [0m] (2 of 2) Job dev-ttySTM0.device/start running (18s / 1min 30s)
 1081 15:28:20.422787  M
[K[ [0;31m*[0;1;31m*[0m[0;31m*  [0m] (2 of 2) Job dev-ttySTM0.device/start running (18s / 1min 30s)
 1082 15:28:21.262894  M
[K[[0;31m*[0;1;31m*[0m[0;31m*   [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (19s / no limit)
 1083 15:28:21.755025  M
[K[[0;1;31m*[0m[0;31m*    [0m] (1 of 2) Job systemd-udev-trigger.s…ice/start running (20s / no limit)
 1084 15:28:22.789850  M
[K[[0;32m  OK  [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices.
 1085 15:28:23.989706  [K[[0;32m  OK  [0m] Found device [0;1;39mdev-ttySTM0.device[0m - /dev/ttySTM0.
 1086 15:28:31.050619  [[0;32m  OK  [0m] Reached target [0;1;39mbluetooth.target[0m - Bluetooth Support.
 1087 15:28:31.090603  [[0;32m  OK  [0m] Reached target [0;1;39musb-gadget.…m - Hardware activated USB gadget.
 1088 15:28:31.132553  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch.
 1089 15:28:31.194301           Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...
 1090 15:28:31.252551           Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore...
 1091 15:28:31.313525           Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop...
 1092 15:28:31.419626  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod.
 1093 15:28:31.481869  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore.
 1094 15:28:31.537686  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop.
 1095 15:28:31.578619  [[0;32m  OK  [0m] Reached target [0;1;39msysinit.target[0m - System Initialization.
 1096 15:28:31.670511  [[0;32m  OK  [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities.
 1097 15:28:31.698624  [[0;32m  OK  [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities.
 1098 15:28:31.741265  [[0;32m  OK  [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer.
 1099 15:28:31.794639  [[0;32m  OK  [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems.
 1100 15:28:31.847470  [[0;32m  OK  [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week.
 1101 15:28:31.879399  [[0;32m  OK  [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories.
 1102 15:28:31.920576  [[0;32m  OK  [0m] Reached target [0;1;39mtimers.target[0m - Timer Units.
 1103 15:28:31.999658  [[0;32m  OK  [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket.
 1104 15:28:32.002601  [[0;32m  OK  [0m] Reached target [0;1;39msockets.target[0m - Socket Units.
 1105 15:28:32.050349  [[0;32m  OK  [0m] Reached target [0;1;39mbasic.target[0m - Basic System.
 1106 15:28:32.129689           Starting [0;1;39malsa-restore.serv…- Save/Restore Sound Card State...
 1107 15:28:32.188463           Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus...
 1108 15:28:32.268217           Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots...
 1109 15:28:32.481530           Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management...
 1110 15:28:32.582477           Starting [0;1;39msystemd-rfkill.se…Load/Save RF Kill Switch Status...
 1111 15:28:32.674976           Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions...
 1112 15:28:32.767767  [[0;32m  OK  [0m] Finished [0;1;39malsa-restore.serv…m - Save/Restore Sound Card State.
 1113 15:28:32.820462  [[0;32m  OK  [0m] Reached target [0;1;39msound.target[0m - Sound Card.
 1114 15:28:33.056945  [[0;32m  OK  [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions.
 1115 15:28:33.168781  [[0;32m  OK  [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1.
 1116 15:28:33.230105  [[0;32m  OK  [0m] Started [0;1;39mserial-getty@ttyST…ice[0m - Serial Getty on ttySTM0.
 1117 15:28:33.254061  [[0;32m  OK  [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts.
 1118 15:28:33.296968  [[0;32m  OK  [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus.
 1119 15:28:33.367916  [[0;32m  OK  [0m] Started [0;1;39msystemd-rfkill.ser…- Load/Save RF Kill Switch Status.
 1120 15:28:33.788831  [[0;32m  OK  [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots.
 1121 15:28:34.257694  [[0;32m  OK  [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management.
 1122 15:28:34.303757  [[0;32m  OK  [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System.
 1123 15:28:34.348919  [[0;32m  OK  [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface.
 1124 15:28:34.566815           Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP...
 1125 15:28:34.902882  [[0;32m  OK  [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP.
 1126 15:28:35.126602  
 1127 15:28:35.126898  Debian GNU/Linux 12 debian-bookworm-armhf ttySTM0
 1128 15:28:35.127059  
 1129 15:28:35.142796  debian-bookworm-armhf login: root (automatic login)
 1130 15:28:35.143114  
 1131 15:28:35.898998  Linux debian-bookworm-armhf 5.10.225-cip51 #1 SMP Wed Sep 4 14:37:11 UTC 2024 armv7l
 1132 15:28:35.899293  
 1133 15:28:35.899450  The programs included with the Debian GNU/Linux system are free software;
 1134 15:28:35.899593  the exact distribution terms for each program are described in the
 1135 15:28:35.899733  individual files in /usr/share/doc/*/copyright.
 1136 15:28:35.899867  
 1137 15:28:35.901531  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1138 15:28:35.901867  permitted by applicable law.
 1139 15:28:45.694345  Matched prompt #10: / #
 1141 15:28:45.695051  Setting prompt string to ['/ #']
 1142 15:28:45.695296  end: 2.4.4.1 login-action (duration 00:01:22) [common]
 1144 15:28:45.695767  end: 2.4.4 auto-login-action (duration 00:01:30) [common]
 1145 15:28:45.695980  start: 2.4.5 expect-shell-connection (timeout 00:02:57) [common]
 1146 15:28:45.696141  Setting prompt string to ['/ #']
 1147 15:28:45.696276  Forcing a shell prompt, looking for ['/ #']
 1149 15:28:45.746688  / # 
 1150 15:28:45.747103  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1151 15:28:45.747299  Waiting using forced prompt support (timeout 00:02:30)
 1152 15:28:45.757526  
 1153 15:28:45.773885  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1154 15:28:45.774323  start: 2.4.6 export-device-env (timeout 00:02:57) [common]
 1156 15:28:45.875495  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6'
 1157 15:28:45.884362  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/703399/extract-nfsrootfs-4mgo_yv6'
 1159 15:28:46.027453  / # export NFS_SERVER_IP='192.168.56.193'
 1160 15:28:46.044659  export NFS_SERVER_IP='192.168.56.193'
 1161 15:28:46.045345  end: 2.4.6 export-device-env (duration 00:00:00) [common]
 1162 15:28:46.045631  end: 2.4 uboot-commands (duration 00:02:03) [common]
 1163 15:28:46.045865  end: 2 uboot-action (duration 00:02:03) [common]
 1164 15:28:46.046085  start: 3 lava-test-retry (timeout 00:07:27) [common]
 1165 15:28:46.046311  start: 3.1 lava-test-shell (timeout 00:07:27) [common]
 1166 15:28:46.046495  Using namespace: common
 1168 15:28:46.147617  / # #
 1169 15:28:46.148108  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1170 15:28:46.156110  #
 1171 15:28:46.172699  Using /lava-703399
 1173 15:28:46.274098  / # export SHELL=/bin/bash
 1174 15:28:46.284306  export SHELL=/bin/bash
 1176 15:28:46.401750  / # . /lava-703399/environment
 1177 15:28:46.412083  . /lava-703399/environment
 1179 15:28:46.529888  / # /lava-703399/bin/lava-test-runner /lava-703399/0
 1180 15:28:46.530380  Test shell timeout: 10s (minimum of the action and connection timeout)
 1181 15:28:46.540294  /lava-703399/bin/lava-test-runner /lava-703399/0
 1182 15:28:47.462256  + export TESTRUN_ID=0_timesync-off
 1183 15:28:47.465645  + TESTRUN_ID=0_timesync-off
 1184 15:28:47.465957  + cd /lava-703399/0/tests/0_timesync-off
 1185 15:28:47.466118  ++ cat uuid
 1186 15:28:47.538270  + UUID=703399_1.6.2.4.1
 1187 15:28:47.538634  + set +x
 1188 15:28:47.541691  <LAVA_SIGNAL_STARTRUN 0_timesync-off 703399_1.6.2.4.1>
 1189 15:28:47.541993  + systemctl stop systemd-timesyncd
 1190 15:28:47.542385  Received signal: <STARTRUN> 0_timesync-off 703399_1.6.2.4.1
 1191 15:28:47.542557  Starting test lava.0_timesync-off (703399_1.6.2.4.1)
 1192 15:28:47.542781  Skipping test definition patterns.
 1193 15:28:47.893334  + set +x
 1194 15:28:47.909023  <LAVA_SIGNAL_ENDRUN 0_timesync-off 703399_1.6.2.4.1>
 1195 15:28:47.909532  Received signal: <ENDRUN> 0_timesync-off 703399_1.6.2.4.1
 1196 15:28:47.909781  Ending use of test pattern.
 1197 15:28:47.909933  Ending test lava.0_timesync-off (703399_1.6.2.4.1), duration 0.37
 1199 15:28:48.320235  + export TESTRUN_ID=1_kselftest-lkdtm
 1200 15:28:48.320773  + TESTRUN_ID=1_kselftest-lkdtm
 1201 15:28:48.320945  + cd /lava-703399/0/tests/1_kselftest-lkdtm
 1202 15:28:48.323531  ++ cat uuid
 1203 15:28:48.371449  + UUID=703399_1.6.2.4.5
 1204 15:28:48.371752  + set +x
 1205 15:28:48.423113  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 703399_1.6.2.4.5>
 1206 15:28:48.423629  Received signal: <STARTRUN> 1_kselftest-lkdtm 703399_1.6.2.4.5
 1207 15:28:48.423801  Starting test lava.1_kselftest-lkdtm (703399_1.6.2.4.5)
 1208 15:28:48.423992  Skipping test definition patterns.
 1209 15:28:48.424237  + cd ./automated/linux/kselftest/
 1210 15:28:48.426642  + ./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/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz -L '' -S /dev/null -b stm32mp157a-dhcor-avenger96 -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1 -E ''
 1211 15:28:48.714417  INFO: install_deps skipped
 1212 15:28:49.151465  --2024-09-04 15:28:49--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.223-cip51-494-gfd80e7945622a/arm/multi_v7_defconfig+kselftest/gcc-12/kselftest.tar.xz
 1213 15:28:49.193216  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82
 1214 15:28:49.324404  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.
 1215 15:28:49.485183  HTTP request sent, awaiting response... 200 OK
 1216 15:28:49.485484  Length: 1481032 (1.4M) [application/octet-stream]
 1217 15:28:49.485905  Saving to: 'kselftest_armhf.tar.gz'
 1218 15:28:49.486060  
 1219 15:28:50.376991  
kselftest_armhf.tar   0%[                    ]       0  --.-KB/s               
kselftest_armhf.tar   3%[                    ]  48.95K   172KB/s               
kselftest_armhf.tar  15%[==>                 ] 218.67K   384KB/s               
kselftest_armhf.tar  61%[===========>        ] 883.82K  1.01MB/s               
kselftest_armhf.tar 100%[===================>]   1.41M  1.58MB/s    in 0.9s    
 1220 15:28:50.377343  
 1221 15:28:50.446064  2024-09-04 15:28:50 (1.58 MB/s) - 'kselftest_armhf.tar.gz' saved [1481032/1481032]
 1222 15:28:50.446357  
 1223 15:29:03.733029  skiplist:
 1224 15:29:03.733299  ========================================
 1225 15:29:03.736221  ========================================
 1226 15:29:03.939545  lkdtm:PANIC.sh
 1227 15:29:03.939787  lkdtm:BUG.sh
 1228 15:29:03.939911  lkdtm:WARNING.sh
 1229 15:29:03.940237  lkdtm:WARNING_MESSAGE.sh
 1230 15:29:03.940357  lkdtm:EXCEPTION.sh
 1231 15:29:03.940462  lkdtm:LOOP.sh
 1232 15:29:03.940568  lkdtm:EXHAUST_STACK.sh
 1233 15:29:03.940711  lkdtm:CORRUPT_STACK.sh
 1234 15:29:03.940826  lkdtm:CORRUPT_STACK_STRONG.sh
 1235 15:29:03.940934  lkdtm:CORRUPT_LIST_ADD.sh
 1236 15:29:03.941037  lkdtm:CORRUPT_LIST_DEL.sh
 1237 15:29:03.941140  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1238 15:29:03.941244  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1239 15:29:03.941350  lkdtm:UNSET_SMEP.sh
 1240 15:29:03.941452  lkdtm:DOUBLE_FAULT.sh
 1241 15:29:03.941557  lkdtm:CORRUPT_PAC.sh
 1242 15:29:03.941687  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1243 15:29:03.941799  lkdtm:OVERWRITE_ALLOCATION.sh
 1244 15:29:03.943004  lkdtm:WRITE_AFTER_FREE.sh
 1245 15:29:03.982928  lkdtm:READ_AFTER_FREE.sh
 1246 15:29:03.983160  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1247 15:29:03.983507  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1248 15:29:03.983627  lkdtm:SLAB_FREE_DOUBLE.sh
 1249 15:29:03.983737  lkdtm:SLAB_FREE_CROSS.sh
 1250 15:29:03.983846  lkdtm:SLAB_FREE_PAGE.sh
 1251 15:29:03.983949  lkdtm:SOFTLOCKUP.sh
 1252 15:29:03.984059  lkdtm:HARDLOCKUP.sh
 1253 15:29:03.984165  lkdtm:SPINLOCKUP.sh
 1254 15:29:03.984268  lkdtm:HUNG_TASK.sh
 1255 15:29:03.984371  lkdtm:EXEC_DATA.sh
 1256 15:29:03.984474  lkdtm:EXEC_STACK.sh
 1257 15:29:03.984576  lkdtm:EXEC_KMALLOC.sh
 1258 15:29:03.984680  lkdtm:EXEC_VMALLOC.sh
 1259 15:29:03.984787  lkdtm:EXEC_RODATA.sh
 1260 15:29:03.984890  lkdtm:EXEC_USERSPACE.sh
 1261 15:29:03.984992  lkdtm:EXEC_NULL.sh
 1262 15:29:03.985094  lkdtm:ACCESS_USERSPACE.sh
 1263 15:29:03.985195  lkdtm:ACCESS_NULL.sh
 1264 15:29:03.986338  lkdtm:WRITE_RO.sh
 1265 15:29:03.986514  lkdtm:WRITE_RO_AFTER_INIT.sh
 1266 15:29:04.026229  lkdtm:WRITE_KERN.sh
 1267 15:29:04.026454  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1268 15:29:04.026800  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1269 15:29:04.026920  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1270 15:29:04.027027  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1271 15:29:04.027130  lkdtm:REFCOUNT_DEC_ZERO.sh
 1272 15:29:04.027234  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1273 15:29:04.027336  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1274 15:29:04.027438  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1275 15:29:04.027543  lkdtm:REFCOUNT_INC_ZERO.sh
 1276 15:29:04.027646  lkdtm:REFCOUNT_ADD_ZERO.sh
 1277 15:29:04.027748  lkdtm:REFCOUNT_INC_SATURATED.sh
 1278 15:29:04.027851  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1279 15:29:04.029676  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1280 15:29:04.029880  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1281 15:29:04.069454  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1282 15:29:04.069908  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1283 15:29:04.070059  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1284 15:29:04.070203  lkdtm:REFCOUNT_TIMING.sh
 1285 15:29:04.070312  lkdtm:ATOMIC_TIMING.sh
 1286 15:29:04.070417  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1287 15:29:04.070520  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1288 15:29:04.070623  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1289 15:29:04.070728  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1290 15:29:04.070832  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1291 15:29:04.070934  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1292 15:29:04.071035  lkdtm:USERCOPY_STACK_BEYOND.sh
 1293 15:29:04.071137  lkdtm:USERCOPY_KERNEL.sh
 1294 15:29:04.073269  lkdtm:STACKLEAK_ERASING.sh
 1295 15:29:04.112802  lkdtm:CFI_FORWARD_PROTO.sh
 1296 15:29:04.113055  ============== Tests to run ===============
 1297 15:29:04.113184  lkdtm:PANIC.sh
 1298 15:29:04.113519  lkdtm:BUG.sh
 1299 15:29:04.113668  lkdtm:WARNING.sh
 1300 15:29:04.113782  lkdtm:WARNING_MESSAGE.sh
 1301 15:29:04.113894  lkdtm:EXCEPTION.sh
 1302 15:29:04.113999  lkdtm:LOOP.sh
 1303 15:29:04.114104  lkdtm:EXHAUST_STACK.sh
 1304 15:29:04.114208  lkdtm:CORRUPT_STACK.sh
 1305 15:29:04.114311  lkdtm:CORRUPT_STACK_STRONG.sh
 1306 15:29:04.114414  lkdtm:CORRUPT_LIST_ADD.sh
 1307 15:29:04.114518  lkdtm:CORRUPT_LIST_DEL.sh
 1308 15:29:04.114622  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1309 15:29:04.114726  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1310 15:29:04.114830  lkdtm:UNSET_SMEP.sh
 1311 15:29:04.114933  lkdtm:DOUBLE_FAULT.sh
 1312 15:29:04.115037  lkdtm:CORRUPT_PAC.sh
 1313 15:29:04.116180  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1314 15:29:04.116305  lkdtm:OVERWRITE_ALLOCATION.sh
 1315 15:29:04.156047  lkdtm:WRITE_AFTER_FREE.sh
 1316 15:29:04.156269  lkdtm:READ_AFTER_FREE.sh
 1317 15:29:04.156620  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1318 15:29:04.156739  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1319 15:29:04.156847  lkdtm:SLAB_FREE_DOUBLE.sh
 1320 15:29:04.156949  lkdtm:SLAB_FREE_CROSS.sh
 1321 15:29:04.157051  lkdtm:SLAB_FREE_PAGE.sh
 1322 15:29:04.157153  lkdtm:SOFTLOCKUP.sh
 1323 15:29:04.157253  lkdtm:HARDLOCKUP.sh
 1324 15:29:04.157354  lkdtm:SPINLOCKUP.sh
 1325 15:29:04.157454  lkdtm:HUNG_TASK.sh
 1326 15:29:04.157554  lkdtm:EXEC_DATA.sh
 1327 15:29:04.157686  lkdtm:EXEC_STACK.sh
 1328 15:29:04.157787  lkdtm:EXEC_KMALLOC.sh
 1329 15:29:04.157881  lkdtm:EXEC_VMALLOC.sh
 1330 15:29:04.157931  lkdtm:EXEC_RODATA.sh
 1331 15:29:04.157977  lkdtm:EXEC_USERSPACE.sh
 1332 15:29:04.158023  lkdtm:EXEC_NULL.sh
 1333 15:29:04.159495  lkdtm:ACCESS_USERSPACE.sh
 1334 15:29:04.159586  lkdtm:ACCESS_NULL.sh
 1335 15:29:04.199489  lkdtm:WRITE_RO.sh
 1336 15:29:04.199733  lkdtm:WRITE_RO_AFTER_INIT.sh
 1337 15:29:04.199867  lkdtm:WRITE_KERN.sh
 1338 15:29:04.200247  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1339 15:29:04.200419  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1340 15:29:04.200540  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1341 15:29:04.200651  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1342 15:29:04.200753  lkdtm:REFCOUNT_DEC_ZERO.sh
 1343 15:29:04.200855  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1344 15:29:04.200957  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1345 15:29:04.201058  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1346 15:29:04.201159  lkdtm:REFCOUNT_INC_ZERO.sh
 1347 15:29:04.201261  lkdtm:REFCOUNT_ADD_ZERO.sh
 1348 15:29:04.201362  lkdtm:REFCOUNT_INC_SATURATED.sh
 1349 15:29:04.203353  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1350 15:29:04.242822  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1351 15:29:04.243070  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1352 15:29:04.243424  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1353 15:29:04.243545  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1354 15:29:04.243658  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1355 15:29:04.243767  lkdtm:REFCOUNT_TIMING.sh
 1356 15:29:04.243871  lkdtm:ATOMIC_TIMING.sh
 1357 15:29:04.243979  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1358 15:29:04.244084  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1359 15:29:04.244186  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1360 15:29:04.244289  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1361 15:29:04.244392  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1362 15:29:04.244496  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1363 15:29:04.246246  lkdtm:USERCOPY_STACK_BEYOND.sh
 1364 15:29:04.246452  lkdtm:USERCOPY_KERNEL.sh
 1365 15:29:04.264387  lkdtm:STACKLEAK_ERASING.sh
 1366 15:29:04.264635  lkdtm:CFI_FORWARD_PROTO.sh
 1367 15:29:04.267566  ===========End Tests to run ===============
 1368 15:29:04.267799  shardfile-lkdtm pass
 1369 15:29:07.211174  <12>[  109.764829] kselftest: Running tests in lkdtm
 1370 15:29:07.275411  TAP version 13
 1371 15:29:07.323649  1..70
 1372 15:29:07.387264  # selftests: lkdtm: PANIC.sh
 1373 15:29:08.107622  # Skipping PANIC: crashes entire system
 1374 15:29:08.123292  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1375 15:29:08.171353  # selftests: lkdtm: BUG.sh
 1376 15:29:08.731258  <6>[  111.288108] lkdtm: Performing direct entry BUG
 1377 15:29:08.771460  <4>[  111.291849] ------------[ cut here ]------------
 1378 15:29:08.772033  <2>[  111.296589] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1379 15:29:08.772284  <0>[  111.302091] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1380 15:29:08.815090  <4>[  111.307508] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1381 15:29:08.815408  <4>[  111.346562] CPU: 0 PID: 663 Comm: cat Not tainted 5.10.225-cip51 #1
 1382 15:29:08.815590  <4>[  111.353104] Hardware name: STM32 (Device Tree Support)
 1383 15:29:08.815747  <4>[  111.358539] PC is at lkdtm_BUG+0x14/0x18
 1384 15:29:08.815899  <4>[  111.362721] LR is at lkdtm_do_action+0x2c/0x4c
 1385 15:29:08.816048  <4>[  111.367433] pc : [<c0c67120>]    lr : [<c0c66bc8>]    psr: a0080013
 1386 15:29:08.858070  <4>[  111.373985] sp : c6a13e58  ip : c6a13e68  fp : c6a13e64
 1387 15:29:08.858672  <4>[  111.379489] r10: 00000004  r9 : 00000001  r8 : c6a13f60
 1388 15:29:08.858892  <4>[  111.384992] r7 : 00000004  r6 : c15ec230  r5 : c1ad2c7c  r4 : c5e50000
 1389 15:29:08.859059  <4>[  111.391805] r3 : c0c6710c  r2 : 1c295c09  r1 : ef7955e0  r0 : c15ec238
 1390 15:29:08.859213  <4>[  111.398620] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1391 15:29:08.859365  <4>[  111.406043] Control: 10c5387d  Table: c6a8806a  DAC: 00000051
 1392 15:29:08.861519  <0>[  111.412075] Process cat (pid: 663, stack limit = 0x3820954f)
 1393 15:29:08.901467  <0>[  111.418010] Stack: (0xc6a13e58 to 0xc6a14000)
 1394 15:29:08.902083  <0>[  111.422642] 3e40:                                                       c6a13e74 c6a13e68
 1395 15:29:08.902276  <0>[  111.431119] 3e60: c0c66bc8 c0c67118 c6a13e9c c6a13e78 c0c670a0 c0c66ba8 c0c66f8c c5a18a00
 1396 15:29:08.902436  <0>[  111.439591] 3e80: b6e9f000 00000004 c3a94e40 c6a13f60 c6a13ec4 c6a13ea0 c07eec8c c0c66f98
 1397 15:29:08.902588  <0>[  111.448064] 3ea0: c5a18a00 c07eec28 b6e9f000 c290d000 c6a13f60 c6a12000 c6a13f5c c6a13ec8
 1398 15:29:08.904816  <0>[  111.456536] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6a12000
 1399 15:29:08.944556  <0>[  111.465009] 3ee0: b6e9f000 00020000 00000004 00000004 0001fffc c6a13ee0 00000001 00000000
 1400 15:29:08.944980  <0>[  111.473481] 3f00: c5a18640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1401 15:29:08.945186  <0>[  111.481955] 3f20: 00000000 00000000 c13c7234 1c295c09 c206b6a0 c5a18a00 c5a18a00 c6a12000
 1402 15:29:08.945343  <0>[  111.490427] 3f40: 00000004 00000000 00000000 00000004 c6a13f94 c6a13f60 c05a2c78 c05a2590
 1403 15:29:08.947844  <0>[  111.498900] 3f60: 00000000 00000000 c6a13fac 1c295c09 00000004 00000004 7ff00000 00000004
 1404 15:29:08.988297  <0>[  111.507373] 3f80: c03002e4 c6a12000 c6a13fa4 c6a13f98 c05a2d08 c05a2c00 00000000 c6a13fa8
 1405 15:29:08.988615  <0>[  111.515846] 3fa0: c03000c0 c05a2cfc 00000004 00000004 00000001 b6e9f000 00000004 00000001
 1406 15:29:08.988802  <0>[  111.524319] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f000 00020000 004cfe38
 1407 15:29:08.988961  <0>[  111.532792] 3fe0: 00000004 bed897e8 b6f6533b b6ede616 60080030 00000001 00000000 00000000
 1408 15:29:08.989124  <0>[  111.541256] Backtrace: 
 1409 15:29:09.031472  <0>[  111.543979] [<c0c6710c>] (lkdtm_BUG) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1410 15:29:09.032107  <0>[  111.551839] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1411 15:29:09.032320  <0>[  111.560137] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1412 15:29:09.032492  <0>[  111.568343]  r9:c6a13f60 r8:c3a94e40 r7:00000004 r6:b6e9f000 r5:c5a18a00 r4:c0c66f8c
 1413 15:29:09.032648  <0>[  111.576382] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1414 15:29:09.034806  <0>[  111.584502]  r9:c6a12000 r8:c6a13f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5a18a00
 1415 15:29:09.074791  <0>[  111.592540] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1416 15:29:09.075420  <0>[  111.599961]  r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c6a12000 r5:c5a18a00
 1417 15:29:09.075615  <0>[  111.608075]  r4:c5a18a00
 1418 15:29:09.075785  <0>[  111.610881] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1419 15:29:09.075948  <0>[  111.618301]  r9:c6a12000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004
 1420 15:29:09.076108  <0>[  111.626339] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1421 15:29:09.118042  <0>[  111.634188] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
 1422 15:29:09.118691  <0>[  111.639521] 3fa0:                   00000004 00000004 00000001 b6e9f000 00000004 00000001
 1423 15:29:09.118926  <0>[  111.647995] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f000 00020000 004cfe38
 1424 15:29:09.119100  <0>[  111.656463] 3fe0: 00000004 bed897e8 b6f6533b b6ede616
 1425 15:29:09.119259  <0>[  111.661795] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1426 15:29:09.119424  <4>[  111.668173] ---[ end trace 27fda672f26a5d3c ]---
 1427 15:29:09.161463  <3>[  111.673060] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1428 15:29:09.162042  <3>[  111.682226] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat
 1429 15:29:09.162223  <4>[  111.690169] INFO: lockdep is turned off.
 1430 15:29:09.162366  <4>[  111.694362] irq event stamp: 1660
 1431 15:29:09.162502  <4>[  111.697956] hardirqs last  enabled at (1659): [<c03d8fe0>] console_unlock+0x684/0x700
 1432 15:29:09.162637  <4>[  111.706072] hardirqs last disabled at (1660): [<c0300c60>] __und_svc+0x60/0x6c
 1433 15:29:09.164700  <4>[  111.713584] softirqs last  enabled at (1498): [<c0302168>] __do_softirq+0x340/0x5d8
 1434 15:29:09.204663  <4>[  111.721532] softirqs last disabled at (1469): [<c0360bec>] __irq_exit_rcu+0x178/0x1d0
 1435 15:29:09.205276  <4>[  111.729653] CPU: 0 PID: 663 Comm: cat Tainted: G      D           5.10.225-cip51 #1
 1436 15:29:09.205482  <4>[  111.737593] Hardware name: STM32 (Device Tree Support)
 1437 15:29:09.205675  <4>[  111.743008] Backtrace: 
 1438 15:29:09.205818  <4>[  111.745734] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1439 15:29:09.205963  <4>[  111.753584]  r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ce98
 1440 15:29:09.207823  <4>[  111.759530] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1441 15:29:09.248409  <4>[  111.767130] [<c13ab420>] (dump_stack) from [<c0391f5c>] (___might_sleep+0x18c/0x2e4)
 1442 15:29:09.248709  <4>[  111.775160]  r9:00000001 r8:c6a13ce0 r7:c035d62c r6:00000031 r5:c19ceb78 r4:c6a12000
 1443 15:29:09.248880  <4>[  111.783199] [<c0391dd0>] (___might_sleep) from [<c0392124>] (__might_sleep+0x70/0xb0)
 1444 15:29:09.249021  <4>[  111.791313]  r6:00000000 r5:00000031 r4:c19ceb78
 1445 15:29:09.249156  <4>[  111.796214] [<c03920b4>] (__might_sleep) from [<c036f348>] (exit_signals+0x5c/0x424)
 1446 15:29:09.251430  <4>[  111.804239]  r6:00000000 r5:c6a12000 r4:c5ad0000
 1447 15:29:09.291294  <4>[  111.809141] [<c036f2ec>] (exit_signals) from [<c035d62c>] (do_exit+0x104/0xb24)
 1448 15:29:09.292003  <4>[  111.816733]  r9:0000000b r8:bf000000 r7:ffffe000 r6:c6a13d28 r5:00000000 r4:c5ad0000
 1449 15:29:09.292298  <4>[  111.824771] [<c035d528>] (do_exit) from [<c035f55c>] (make_task_dead+0x58/0x64)
 1450 15:29:09.292520  <4>[  111.832356]  r7:c1e1c88c
 1451 15:29:09.292731  <4>[  111.835162] [<c035f504>] (make_task_dead) from [<c030ed68>] (die+0x36c/0x378)
 1452 15:29:09.292946  <4>[  111.842582] [<c030e9fc>] (die) from [<c030eee4>] (do_undefinstr+0x170/0x240)
 1453 15:29:09.334777  <4>[  111.849918]  r10:00000004 r9:c6a12000 r8:c6a13f60 r7:00000000 r6:c6a13dc8 r5:c0c67120
 1454 15:29:09.335448  <4>[  111.858028]  r4:e7f001f2
 1455 15:29:09.335669  <4>[  111.860833] [<c030ed74>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1456 15:29:09.335869  <4>[  111.869033] Exception stack(0xc6a13dc8 to 0xc6a13e10)
 1457 15:29:09.336060  <4>[  111.874365] 3dc0:                   c15ec238 ef7955e0 1c295c09 c0c6710c c5e50000 c1ad2c7c
 1458 15:29:09.336238  <4>[  111.882836] 3de0: c15ec230 00000004 c6a13f60 00000001 00000004 c6a13e64 c6a13e68 c6a13e58
 1459 15:29:09.338208  <4>[  111.891301] 3e00: c0c66bc8 c0c67120 a0080013 ffffffff
 1460 15:29:09.377916  <4>[  111.896630]  r7:c6a13dfc r6:ffffffff r5:a0080013 r4:c0c67124
 1461 15:29:09.378610  <4>[  111.902576] [<c0c6710c>] (lkdtm_BUG) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1462 15:29:09.378874  <4>[  111.910433] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1463 15:29:09.379085  <4>[  111.918728] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1464 15:29:09.379274  <4>[  111.926932]  r9:c6a13f60 r8:c3a94e40 r7:00000004 r6:b6e9f000 r5:c5a18a00 r4:c0c66f8c
 1465 15:29:09.421242  <4>[  111.934967] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1466 15:29:09.421945  <4>[  111.943086]  r9:c6a12000 r8:c6a13f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5a18a00
 1467 15:29:09.422176  <4>[  111.951121] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1468 15:29:09.422368  <4>[  111.958542]  r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c6a12000 r5:c5a18a00
 1469 15:29:09.422551  <4>[  111.966654]  r4:c5a18a00
 1470 15:29:09.422728  <4>[  111.969459] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1471 15:29:09.424730  <4>[  111.976880]  r9:c6a12000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004
 1472 15:29:09.469386  <4>[  111.984916] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1473 15:29:09.469778  <4>[  111.992766] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
 1474 15:29:09.470023  <4>[  111.998098] 3fa0:                   00000004 00000004 00000001 b6e9f000 00000004 00000001
 1475 15:29:09.470234  <4>[  112.006571] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f000 00020000 004cfe38
 1476 15:29:09.472395  <4>[  112.015037] 3fe0: 00000004 bed897e8 b6f6533b b6ede616
 1477 15:29:09.472694  # Segmentation fault
 1478 15:29:09.624413  # [  111.288108] lkdtm: Performing direct entry BUG
 1479 15:29:09.624984  # [  111.291849] ------------[ cut here ]------------
 1480 15:29:09.625159  # [  111.296589] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1481 15:29:09.625301  # [  111.302091] Internal error: Oops - BUG: 0 [#1] SMP ARM
 1482 15:29:09.668227  # [  111.307508] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1483 15:29:09.668560  # [  111.346562] CPU: 0 PID: 663 Comm: cat Not tainted 5.10.225-cip51 #1
 1484 15:29:09.668755  # [  111.353104] Hardware name: STM32 (Device Tree Support)
 1485 15:29:09.668918  # [  111.358539] PC is at lkdtm_BUG+0x14/0x18
 1486 15:29:09.669074  # [  111.362721] LR is at lkdtm_do_action+0x2c/0x4c
 1487 15:29:09.671151  # [  111.367433] pc : [<c0c67120>]    lr : [<c0c66bc8>]    psr: a0080013
 1488 15:29:09.711047  # [  111.373985] sp : c6a13e58  ip : c6a13e68  fp : c6a13e64
 1489 15:29:09.711703  # [  111.379489] r10: 00000004  r9 : 00000001  r8 : c6a13f60
 1490 15:29:09.711953  # [  111.384992] r7 : 00000004  r6 : c15ec230  r5 : c1ad2c7c  r4 : c5e50000
 1491 15:29:09.712167  # [  111.391805] r3 : c0c6710c  r2 : 1c295c09  r1 : ef7955e0  r0 : c15ec238
 1492 15:29:09.712375  # [  111.398620] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1493 15:29:09.712579  # [  111.406043] Control: 10c5387d  Table: c6a8806a  DAC: 00000051
 1494 15:29:09.714490  # [  111.412075] Process cat (pid: 663, stack limit = 0x3820954f)
 1495 15:29:09.754415  # [  111.418010] Stack: (0xc6a13e58 to 0xc6a14000)
 1496 15:29:09.755095  # [  111.422642] 3e40:                                                       c6a13e74 c6a13e68
 1497 15:29:09.755296  # [  111.431119] 3e60: c0c66bc8 c0c67118 c6a13e9c c6a13e78 c0c670a0 c0c66ba8 c0c66f8c c5a18a00
 1498 15:29:09.755465  # [  111.439591] 3e80: b6e9f000 00000004 c3a94e40 c6a13f60 c6a13ec4 c6a13ea0 c07eec8c c0c66f98
 1499 15:29:09.755622  # [  111.448064] 3ea0: c5a18a00 c07eec28 b6e9f000 c290d000 c6a13f60 c6a12000 c6a13f5c c6a13ec8
 1500 15:29:09.797778  # [  111.456536] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6a12000
 1501 15:29:09.798385  # [  111.465009] 3ee0: b6e9f000 00020000 00000004 00000004 0001fffc c6a13ee0 00000001 00000000
 1502 15:29:09.798623  # [  111.473481] 3f00: c5a18640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1503 15:29:09.798828  # [  111.481955] 3f20: 00000000 00000000 c13c7234 1c295c09 c206b6a0 c5a18a00 c5a18a00 c6a12000
 1504 15:29:09.799027  # [  111.490427] 3f40: 00000004 00000000 00000000 00000004 c6a13f94 c6a13f60 c05a2c78 c05a2590
 1505 15:29:09.840987  # [  111.498900] 3f60: 00000000 00000000 c6a13fac 1c295c09 00000004 00000004 7ff00000 00000004
 1506 15:29:09.841771  # [  111.507373] 3f80: c03002e4 c6a12000 c6a13fa4 c6a13f98 c05a2d08 c05a2c00 00000000 c6a13fa8
 1507 15:29:09.842063  # [  111.515846] 3fa0: c03000c0 c05a2cfc 00000004 00000004 00000001 b6e9f000 00000004 00000001
 1508 15:29:09.842272  # [  111.524319] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f000 00020000 004cfe38
 1509 15:29:09.842467  # [  111.532792] 3fe0: 00000004 bed897e8 b6f6533b b6ede616 60080030 00000001 00000000 00000000
 1510 15:29:09.842659  # [  111.541256] Backtrace: 
 1511 15:29:09.884236  # [  111.543979] [<c0c6710c>] (lkdtm_BUG) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1512 15:29:09.884754  # [  111.551839] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1513 15:29:09.884895  # [  111.560137] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1514 15:29:09.885011  # [  111.568343]  r9:c6a13f60 r8:c3a94e40 r7:00000004 r6:b6e9f000 r5:c5a18a00 r4:c0c66f8c
 1515 15:29:09.885125  # [  111.576382] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1516 15:29:09.887386  # [  111.584502]  r9:c6a12000 r8:c6a13f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5a18a00
 1517 15:29:09.927708  # [  111.592540] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1518 15:29:09.928356  # [  111.599961]  r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c6a12000 r5:c5a18a00
 1519 15:29:09.928581  # [  111.608075]  r4:c5a18a00
 1520 15:29:09.928764  # [  111.610881] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1521 15:29:09.928907  # [  111.618301]  r9:c6a12000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004
 1522 15:29:09.929064  # [  111.626339] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1523 15:29:09.970934  # [  111.634188] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
 1524 15:29:09.971613  # [  111.639521] 3fa0:                   00000004 00000004 00000001 b6e9f000 00000004 00000001
 1525 15:29:09.971843  # [  111.647995] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f000 00020000 004cfe38
 1526 15:29:09.972013  # [  111.656463] 3fe0: 00000004 bed897e8 b6f6533b b6ede616
 1527 15:29:09.972203  # [  111.661795] Code: e92dd800 e24cb004 e52de004 e8bd4000 (e7f001f2) 
 1528 15:29:09.972368  # [  111.668173] ---[ end trace 27fda672f26a5d3c ]---
 1529 15:29:09.974318  # [  111.673060] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1530 15:29:10.014488  # [  111.682226] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 663, name: cat
 1531 15:29:10.014739  # [  111.690169] INFO: lockdep is turned off.
 1532 15:29:10.014870  # [  111.694362] irq event stamp: 1660
 1533 15:29:10.014980  # [  111.697956] hardirqs last  enabled at (1659): [<c03d8fe0>] console_unlock+0x684/0x700
 1534 15:29:10.015086  # [  111.706072] hardirqs last disabled at (1660): [<c0300c60>] __und_svc+0x60/0x6c
 1535 15:29:10.015192  # [  111.713584] softirqs last  enabled at (1498): [<c0302168>] __do_softirq+0x340/0x5d8
 1536 15:29:10.057709  # [  111.721532] softirqs last disabled at (1469): [<c0360bec>] __irq_exit_rcu+0x178/0x1d0
 1537 15:29:10.057961  # [  111.729653] CPU: 0 PID: 663 Comm: cat Tainted: G      D           5.10.225-cip51 #1
 1538 15:29:10.058090  # [  111.737593] Hardware name: STM32 (Device Tree Support)
 1539 15:29:10.058199  # [  111.743008] Backtrace: 
 1540 15:29:10.058302  # [  111.745734] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1541 15:29:10.058406  # [  111.753584]  r7:ffffffff r6:60080093 r5:00000000 r4:c1f1ce98
 1542 15:29:10.061049  # [  111.759530] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1543 15:29:10.100775  # [  111.767130] [<c13ab420>] (dump_stack) from [<c0391f5c>] (___might_sleep+0x18c/0x2e4)
 1544 15:29:10.101275  # [  111.775160]  r9:00000001 r8:c6a13ce0 r7:c035d62c r6:00000031 r5:c19ceb78 r4:c6a12000
 1545 15:29:10.101424  # [  111.783199] [<c0391dd0>] (___might_sleep) from [<c0392124>] (__might_sleep+0x70/0xb0)
 1546 15:29:10.101539  # [  111.791313]  r6:00000000 r5:00000031 r4:c19ceb78
 1547 15:29:10.101664  # [  111.796214] [<c03920b4>] (__might_sleep) from [<c036f348>] (exit_signals+0x5c/0x424)
 1548 15:29:10.101771  # [  111.804239]  r6:00000000 r5:c6a12000 r4:c5ad0000
 1549 15:29:10.144269  # [  111.809141] [<c036f2ec>] (exit_signals) from [<c035d62c>] (do_exit+0x104/0xb24)
 1550 15:29:10.144773  # [  111.816733]  r9:0000000b r8:bf000000 r7:ffffe000 r6:c6a13d28 r5:00000000 r4:c5ad0000
 1551 15:29:10.144914  # [  111.824771] [<c035d528>] (do_exit) from [<c035f55c>] (make_task_dead+0x58/0x64)
 1552 15:29:10.145026  # [  111.832356]  r7:c1e1c88c
 1553 15:29:10.145130  # [  111.835162] [<c035f504>] (make_task_dead) from [<c030ed68>] (die+0x36c/0x378)
 1554 15:29:10.145236  # [  111.842582] [<c030e9fc>] (die) from [<c030eee4>] (do_undefinstr+0x170/0x240)
 1555 15:29:10.187703  # [  111.849918]  r10:00000004 r9:c6a12000 r8:c6a13f60 r7:00000000 r6:c6a13dc8 r5:c0c67120
 1556 15:29:10.187981  # [  111.858028]  r4:e7f001f2
 1557 15:29:10.188130  # [  111.860833] [<c030ed74>] (do_undefinstr) from [<c0300c6c>] (__und_svc_finish+0x0/0x54)
 1558 15:29:10.188243  # [  111.869033] Exception stack(0xc6a13dc8 to 0xc6a13e10)
 1559 15:29:10.188350  # [  111.874365] 3dc0:                   c15ec238 ef7955e0 1c295c09 c0c6710c c5e50000 c1ad2c7c
 1560 15:29:10.188457  # [  111.882836] 3de0: c15ec230 00000004 c6a13f60 00000001 00000004 c6a13e64 c6a13e68 c6a13e58
 1561 15:29:10.188558  # [  111.891301] 3e00: c0c66bc8 c0c67120 a0080013 ffffffff
 1562 15:29:10.230872  # [  111.896630]  r7:c6a13dfc r6:ffffffff r5:a0080013 r4:c0c67124
 1563 15:29:10.231374  # [  111.902576] [<c0c6710c>] (lkdtm_BUG) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1564 15:29:10.231540  # [  111.910433] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1565 15:29:10.231684  # [  111.918728] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1566 15:29:10.231818  # [  111.926932]  r9:c6a13f60 r8:c3a94e40 r7:00000004 r6:b6e9f000 r5:c5a18a00 r4:c0c66f8c
 1567 15:29:10.234322  # [  111.934967] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1568 15:29:10.274248  # [  111.943086]  r9:c6a12000 r8:c6a13f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5a18a00
 1569 15:29:10.274837  # [  111.951121] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1570 15:29:10.275029  # [  111.958542]  r10:00000004 r9:00000000 r8:00000000 r7:00000004 r6:c6a12000 r5:c5a18a00
 1571 15:29:10.275172  # [  111.966654]  r4:c5a18a00
 1572 15:29:10.275307  # [  111.969459] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1573 15:29:10.275440  # [  111.976880]  r9:c6a12000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000004 r4:00000004
 1574 15:29:10.317698  # [  111.984916] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1575 15:29:10.318316  # [  111.992766] Exception stack(0xc6a13fa8 to 0xc6a13ff0)
 1576 15:29:10.318512  # [  111.998098] 3fa0:                   00000004 00000004 00000001 b6e9f000 00000004 00000001
 1577 15:29:10.318675  # [  112.006571] 3fc0: 00000004 00000004 7ff00000 00000004 00000001 b6e9f00<6>[  112.861561] lkdtm: Performing direct entry WARNING
 1578 15:29:10.318832  <4>[  112.866497] ------------[ cut here ]------------
 1579 15:29:10.321066  <4>[  112.871265] WARNING: CPU: 0 PID: 736 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1580 15:29:10.361261  0 000200<4>[  112.880108] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1581 15:29:10.404242  <4>[  112.919831] CPU: 0 PID: 736 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1582 15:29:10.404564  <4>[  112.927673] Hardware name: STM32 (Device Tree Support)
 1583 15:29:10.404746  <4>[  112.933087] Backtrace: 
 1584 15:29:10.404900  <4>[  112.935820] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1585 15:29:10.405050  <4>[  112.943666]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 1586 15:29:10.405200  <4>[  112.949613] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1587 15:29:10.407534  <4>[  112.957213] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 1588 15:29:10.447692  <4>[  112.964459]  r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c6716c r4:c1ad3338
 1589 15:29:10.448258  <4>[  112.972497] [<c03578c4>] (__warn) from [<c13a5260>] (warn_slowpath_fmt+0x84/0xcc)
 1590 15:29:10.448460  <4>[  112.980268]  r7:c0c6716c r6:00000053 r5:c1ad3338 r4:c6838000
 1591 15:29:10.448625  <4>[  112.986218] [<c13a51e0>] (warn_slowpath_fmt) from [<c0c6716c>] (lkdtm_WARNING+0x48/0x4c)
 1592 15:29:10.448779  <4>[  112.994598]  r10:00000008 r9:00000002 r8:c6839f60 r7:00000008 r6:c15ec230 r5:c1ad2c80
 1593 15:29:10.448931  <4>[  113.002715]  r4:c5ab2000
 1594 15:29:10.490997  <4>[  113.005523] [<c0c67124>] (lkdtm_WARNING) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1595 15:29:10.491319  <4>[  113.013736] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1596 15:29:10.491502  <4>[  113.022038] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1597 15:29:10.491659  <4>[  113.030245]  r9:c6839f60 r8:c3a94e40 r7:00000008 r6:b6ea3000 r5:c5af1b40 r4:c0c66f8c
 1598 15:29:10.491811  <4>[  113.038287] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1599 15:29:10.494396  <4>[  113.046407]  r9:c6838000 r8:c6839f60 r7:c290d000 r6:b6ea3000 r5:c07eec28 r4:c5af1b40
 1600 15:29:10.534474  <4>[  113.054445] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1601 15:29:10.534749  <4>[  113.061869]  r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c6838000 r5:c5af1b40
 1602 15:29:10.534932  <4>[  113.069982]  r4:c5af1b40
 1603 15:29:10.535089  <4>[  113.072788] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1604 15:29:10.535243  <4>[  113.080211]  r9:c6838000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008
 1605 15:29:10.537673  <4>[  113.088251] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1606 15:29:10.577478  <4>[  113.096104] Exception stack(0xc6839fa8 to 0xc6839ff0)
 1607 15:29:10.578161  <4>[  113.101439] 9fa0:                   00000008 00000008 00000001 b6ea3000 00000008 00000001
 1608 15:29:10.578369  <4>[  113.109914] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6ea3000 00020000 004dfe38
 1609 15:29:10.578530  <4>[  113.118384] 9fe0: 00000004 be88d7e8 b6f6933b b6ee2616
 1610 15:29:10.578681  <4>[  113.123796] irq event stamp: 0
 1611 15:29:10.578830  <4>[  113.127109] hardirqs last  enabled at (0): [<00000000>] 0x0
 1612 15:29:10.580778  <4>[  113.132902] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1613 15:29:10.625271  <4>[  113.140789] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1614 15:29:10.625535  <4>[  113.148552] softirqs last disabled at (0): [<00000000>] 0x0
 1615 15:29:10.625699  <4>[  113.154291] ---[ end trace 27fda672f26a5d3d ]---
 1616 15:29:10.625813  00 004cfe38
 1617 15:29:10.625919  # [  112.015037] 3fe0: 00000004 bed897e8 b6f6533b b6ede616
 1618 15:29:10.626020  # BUG: saw 'kernel BUG at': ok
 1619 15:29:10.628365  ok 2 selftests: lkdtm: BUG.sh
 1620 15:29:10.628599  # selftests: lkdtm: WARNING.sh
 1621 15:29:10.748566  # [  112.861561] lkdtm: Performing direct entry WARNING
 1622 15:29:10.748894  # [  112.866497] ------------[ cut here ]------------
 1623 15:29:10.749073  # [  112.871265] WARNING: CPU: 0 PID: 736 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x48/0x4c
 1624 15:29:10.791856  # [  112.880108] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1625 15:29:10.792182  # [  112.919831] CPU: 0 PID: 736 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1626 15:29:10.792367  # [  112.927673] Hardware name: STM32 (Device Tree Support)
 1627 15:29:10.792526  # [  112.933087] Backtrace: 
 1628 15:29:10.792673  # [  112.935820] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1629 15:29:10.792821  # [  112.943666]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 1630 15:29:10.835085  # [  112.949613] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1631 15:29:10.835713  # [  112.957213] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 1632 15:29:10.835906  # [  112.964459]  r9:00000000 r8:00000009 r7:00000053 r6:00000009 r5:c0c6716c r4:c1ad3338
 1633 15:29:10.836066  # [  112.972497] [<c03578c4>] (__warn) from [<c13a5260>] (warn_slowpath_fmt+0x84/0xcc)
 1634 15:29:10.836218  # [  112.980268]  r7:c0c6716c r6:00000053 r5:c1ad3338 r4:c6838000
 1635 15:29:10.838450  # [  112.986218] [<c13a51e0>] (warn_slowpath_fmt) from [<c0c6716c>] (lkdtm_WARNING+0x48/0x4c)
 1636 15:29:10.878370  # [  112.994598]  r10:00000008 r9:00000002 r8:c6839f60 r7:00000008 r6:c15ec230 r5:c1ad2c80
 1637 15:29:10.878975  # [  113.002715]  r4:c5ab2000
 1638 15:29:10.879175  # [  113.005523] [<c0c67124>] (lkdtm_WARNING) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1639 15:29:10.879341  # [  113.013736] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1640 15:29:10.879495  # [  113.022038] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1641 15:29:10.881865  # [  113.030245]  r9:c6839f60 r8:c3a94e40 r7:00000008 r6:b6ea3000 r5:c5af1b40 r4:c0c66f8c
 1642 15:29:10.921850  # [  113.038287] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1643 15:29:10.922175  # [  113.046407]  r9:c6838000 r8:c6839f60 r7:c290d000 r6:b6ea3000 r5:c07eec28 r4:c5af1b40
 1644 15:29:10.922357  # [  113.054445] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1645 15:29:10.922513  # [  113.061869]  r10:00000004 r9:00000000 r8:00000000 r7:00000008 r6:c6838000 r5:c5af1b40
 1646 15:29:10.922665  # [  113.069982]  r4:c5af1b40
 1647 15:29:10.922811  # [  113.072788] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1648 15:29:10.965056  # [  113.080211]  r9:c6838000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000008 r4:00000008
 1649 15:29:10.965714  # [  113.088251] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1650 15:29:10.965924  # [  113.096104] Exception stack(0xc6839fa8 to 0xc6839ff0)
 1651 15:29:10.966088  # [  113.101439] 9fa0:                   00000008 00000008 00000001 b6ea3000 00000008 00000001
 1652 15:29:10.966248  # [  113.109914] 9fc0: 00000008 00000008 7ff00000 00000004 00000001 b6ea3000 00020000 004dfe38
 1653 15:29:10.966399  # [  113.118384] 9fe0: 00000004 be88d7e8 b6f6933b b6ee2616
 1654 15:29:10.968341  # [  113.123796] irq event stamp: 0
 1655 15:29:11.018083  # [  113.127109] hardirqs last  enabled at (0): [<00000000>] 0x0
 1656 15:29:11.018717  # [  113.132902] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1657 15:29:11.018913  # [  113.140789] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1658 15:29:11.019076  # [  113.148552] softirqs last disabled at (0): [<00000000>] 0x0
 1659 15:29:11.019228  # [  113.154291] ---[ end trace 27fda672f26a5d3d ]---
 1660 15:29:11.019379  # WARNING: saw 'WARNING:': ok
 1661 15:29:11.021495  ok 3 selftests: lkdtm: WARNING.sh
 1662 15:29:11.021767  # selftests: lkdtm: WARNING_MESSAGE.sh
 1663 15:29:11.285557  <6>[  113.802633] lkdtm: Performing direct entry WARNING_MESSAGE
 1664 15:29:11.285893  <4>[  113.807137] ------------[ cut here ]------------
 1665 15:29:11.286055  <4>[  113.811886] WARNING: CPU: 1 PID: 772 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1666 15:29:11.286196  <4>[  113.821467] Warning message trigger count: 2
 1667 15:29:11.328845  <4>[  113.825840] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1668 15:29:11.329143  <4>[  113.864971] CPU: 1 PID: 772 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1669 15:29:11.329309  <4>[  113.872827] Hardware name: STM32 (Device Tree Support)
 1670 15:29:11.329452  <4>[  113.878236] Backtrace: 
 1671 15:29:11.332099  <4>[  113.880969] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1672 15:29:11.372110  <4>[  113.888813]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 1673 15:29:11.372349  <4>[  113.894756] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1674 15:29:11.372482  <4>[  113.902355] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 1675 15:29:11.372591  <4>[  113.909599]  r9:c1ad3354 r8:00000009 r7:00000058 r6:00000009 r5:c0c671bc r4:c1ad3338
 1676 15:29:11.372696  <4>[  113.917636] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 1677 15:29:11.372800  <4>[  113.925403]  r7:c0c671bc r6:00000058 r5:c1ad3338 r4:c5e36000
 1678 15:29:11.415262  <4>[  113.931351] [<c13a51e0>] (warn_slowpath_fmt) from [<c0c671bc>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1679 15:29:11.415757  <4>[  113.940429]  r10:00000010 r9:00000003 r8:c5e37f60 r7:00000010 r6:c15ec230 r5:c1ad2c88
 1680 15:29:11.415900  <4>[  113.948543]  r4:c5ed0000
 1681 15:29:11.416014  <4>[  113.951352] [<c0c67170>] (lkdtm_WARNING_MESSAGE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1682 15:29:11.416122  <4>[  113.960260] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1683 15:29:11.418765  <4>[  113.968561] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1684 15:29:11.458818  <4>[  113.976765]  r9:c5e37f60 r8:c3a94e40 r7:00000010 r6:b6e8c000 r5:c5ff6780 r4:c0c66f8c
 1685 15:29:11.459048  <4>[  113.984806] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1686 15:29:11.459177  <4>[  113.992925]  r9:c5e36000 r8:c5e37f60 r7:c290d000 r6:b6e8c000 r5:c07eec28 r4:c5ff6780
 1687 15:29:11.459288  <4>[  114.000962] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1688 15:29:11.459394  <4>[  114.008384]  r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c5e36000 r5:c5ff6780
 1689 15:29:11.462045  <4>[  114.016498]  r4:c5ff6780
 1690 15:29:11.501933  <4>[  114.019303] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1691 15:29:11.502436  <4>[  114.026726]  r9:c5e36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010
 1692 15:29:11.502595  <4>[  114.034764] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1693 15:29:11.502711  <4>[  114.042615] Exception stack(0xc5e37fa8 to 0xc5e37ff0)
 1694 15:29:11.502819  <4>[  114.047949] 7fa0:                   00000010 00000010 00000001 b6e8c000 00000010 00000001
 1695 15:29:11.505508  <4>[  114.056422] 7fc0: 00000010 00000010 7ff00000 00000004 00000001 b6e8c000 00020000 004bfe38
 1696 15:29:11.555260  <4>[  114.064889] 7fe0: 00000004 bea1f7e8 b6f5233b b6ecb616
 1697 15:29:11.555522  <4>[  114.070293] irq event stamp: 0
 1698 15:29:11.555680  <4>[  114.073556] hardirqs last  enabled at (0): [<00000000>] 0x0
 1699 15:29:11.555815  <4>[  114.079513] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1700 15:29:11.555946  <4>[  114.087302] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1701 15:29:11.556074  <4>[  114.094991] softirqs last disabled at (0): [<00000000>] 0x0
 1702 15:29:11.558409  <4>[  114.100914] ---[ end trace 27fda672f26a5d3e ]---
 1703 15:29:11.694287  # [  113.802633] lkdtm: Performing direct entry WARNING_MESSAGE
 1704 15:29:11.694809  # [  113.807137] ------------[ cut here ]------------
 1705 15:29:11.694953  # [  113.811886] WARNING: CPU: 1 PID: 772 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x4c/0x54
 1706 15:29:11.695072  # [  113.821467] Warning message trigger count: 2
 1707 15:29:11.737865  # [  113.825840] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1708 15:29:11.738268  # [  113.864971] CPU: 1 PID: 772 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1709 15:29:11.738513  # [  113.872827] Hardware name: STM32 (Device Tree Support)
 1710 15:29:11.738722  # [  113.878236] Backtrace: 
 1711 15:29:11.740880  # [  113.880969] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 1712 15:29:11.781114  # [  113.888813]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 1713 15:29:11.781837  # [  113.894756] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 1714 15:29:11.782160  # [  113.902355] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 1715 15:29:11.782340  # [  113.909599]  r9:c1ad3354 r8:00000009 r7:00000058 r6:00000009 r5:c0c671bc r4:c1ad3338
 1716 15:29:11.782501  # [  113.917636] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 1717 15:29:11.782661  # [  113.925403]  r7:c0c671bc r6:00000058 r5:c1ad3338 r4:c5e36000
 1718 15:29:11.824537  # [  113.931351] [<c13a51e0>] (warn_slowpath_fmt) from [<c0c671bc>] (lkdtm_WARNING_MESSAGE+0x4c/0x54)
 1719 15:29:11.824845  # [  113.940429]  r10:00000010 r9:00000003 r8:c5e37f60 r7:00000010 r6:c15ec230 r5:c1ad2c88
 1720 15:29:11.824972  # [  113.948543]  r4:c5ed0000
 1721 15:29:11.825079  # [  113.951352] [<c0c67170>] (lkdtm_WARNING_MESSAGE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1722 15:29:11.825184  # [  113.960260] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1723 15:29:11.827829  # [  113.968561] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1724 15:29:11.867755  # [  113.976765]  r9:c5e37f60 r8:c3a94e40 r7:00000010 r6:b6e8c000 r5:c5ff6780 r4:c0c66f8c
 1725 15:29:11.868503  # [  113.984806] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1726 15:29:11.868764  # [  113.992925]  r9:c5e36000 r8:c5e37f60 r7:c290d000 r6:b6e8c000 r5:c07eec28 r4:c5ff6780
 1727 15:29:11.868952  # [  114.000962] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1728 15:29:11.869118  # [  114.008384]  r10:00000004 r9:00000000 r8:00000000 r7:00000010 r6:c5e36000 r5:c5ff6780
 1729 15:29:11.869274  # [  114.016498]  r4:c5ff6780
 1730 15:29:11.911015  # [  114.019303] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1731 15:29:11.911614  # [  114.026726]  r9:c5e36000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000010 r4:00000010
 1732 15:29:11.911813  # [  114.034764] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1733 15:29:11.911984  # [  114.042615] Exception stack(0xc5e37fa8 to 0xc5e37ff0)
 1734 15:29:11.912145  # [  114.047949] 7fa0:                   00000010 00000010 00000001 b6e8c000 00000010 00000001
 1735 15:29:11.914351  # [  114.056422] 7fc0: 00000010 00000010 7ff00000 00000004 00000001 b6e8c000 00020000 004bfe38
 1736 15:29:11.954296  # [  114.064889] 7fe0: 00000004 bea1f7e8 b6f5233b b6ecb616
 1737 15:29:11.954633  # [  114.070293] irq event stamp: 0
 1738 15:29:11.955109  # [  114.073556] hardirqs last  enabled at (0): [<00000000>] 0x0
 1739 15:29:11.955286  # [  114.079513] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1740 15:29:11.955447  # [  114.087302] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 1741 15:29:11.955601  # [  114.094991] softirqs last disabled at (0): [<00000000>] 0x0
 1742 15:29:11.955756  # [  114.100914] ---[ end trace 27fda672f26a5d3e ]---
 1743 15:29:11.957734  # WARNING_MESSAGE: saw 'message trigger': ok
 1744 15:29:11.973354  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1745 15:29:11.973728  # selftests: lkdtm: EXCEPTION.sh
 1746 15:29:12.183234  <6>[  114.704957] lkdtm: Performing direct entry EXCEPTION
 1747 15:29:12.183738  <1>[  114.708945] 8<--- cut here ---
 1748 15:29:12.183877  <1>[  114.712092] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1749 15:29:12.183995  <1>[  114.720654] pgd = d1f69019
 1750 15:29:12.184099  <1>[  114.723453] [00000000] *pgd=00000000
 1751 15:29:12.184207  <0>[  114.727423] Internal error: Oops: 805 [#2] SMP ARM
 1752 15:29:12.226688  <4>[  114.732363] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1753 15:29:12.226934  <4>[  114.771410] CPU: 1 PID: 805 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1754 15:29:12.227069  <4>[  114.779345] Hardware name: STM32 (Device Tree Support)
 1755 15:29:12.229892  <4>[  114.784778] PC is at lkdtm_EXCEPTION+0x18/0x20
 1756 15:29:12.269859  <4>[  114.789485] LR is at lkdtm_do_action+0x2c/0x4c
 1757 15:29:12.270362  <4>[  114.794194] pc : [<c0c671dc>]    lr : [<c0c66bc8>]    psr: a0080013
 1758 15:29:12.270501  <4>[  114.800745] sp : c5d43e58  ip : c5d43e68  fp : c5d43e64
 1759 15:29:12.270618  <4>[  114.806247] r10: 0000000a  r9 : 00000004  r8 : c5d43f60
 1760 15:29:12.270730  <4>[  114.811751] r7 : 0000000a  r6 : c15ec230  r5 : c1ad2c98  r4 : c5ed0000
 1761 15:29:12.270835  <4>[  114.818564] r3 : 00000000  r2 : 1002b263  r1 : ef7aa5e0  r0 : c15ec250
 1762 15:29:12.273378  <4>[  114.825380] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1763 15:29:12.313334  <4>[  114.832803] Control: 10c5387d  Table: c68b406a  DAC: 00000051
 1764 15:29:12.313645  <0>[  114.838835] Process cat (pid: 805, stack limit = 0x41b2a7f4)
 1765 15:29:12.313809  <0>[  114.844771] Stack: (0xc5d43e58 to 0xc5d44000)
 1766 15:29:12.313944  <0>[  114.849404] 3e40:                                                       c5d43e74 c5d43e68
 1767 15:29:12.314080  <0>[  114.857881] 3e60: c0c66bc8 c0c671d0 c5d43e9c c5d43e78 c0c670a0 c0c66ba8 c0c66f8c c5ff8140
 1768 15:29:12.316524  <0>[  114.866354] 3e80: b6de6000 0000000a c3a94e40 c5d43f60 c5d43ec4 c5d43ea0 c07eec8c c0c66f98
 1769 15:29:12.356702  <0>[  114.874826] 3ea0: c5ff8140 c07eec28 b6de6000 c290d000 c5d43f60 c5d42000 c5d43f5c c5d43ec8
 1770 15:29:12.356929  <0>[  114.883300] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c2c5af24 c05a2c78 c5d42000
 1771 15:29:12.357057  <0>[  114.891771] 3ee0: b6de6000 00020000 00000004 0000000a 0001fff6 c5d43ee0 00000001 00000000
 1772 15:29:12.357168  <0>[  114.900242] 3f00: c5ff8280 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1773 15:29:12.359769  <0>[  114.908715] 3f20: 00000000 00000000 c5d42000 1002b263 b6de5000 c5ff8140 c5ff8140 c5d42000
 1774 15:29:12.399905  <0>[  114.917187] 3f40: 0000000a 00000000 00000000 00000004 c5d43f94 c5d43f60 c05a2c78 c05a2590
 1775 15:29:12.400506  <0>[  114.925658] 3f60: 00000000 00000000 c5d43fac 1002b263 0000000a 0000000a 7ff00000 00000004
 1776 15:29:12.400709  <0>[  114.934130] 3f80: c03002e4 c5d42000 c5d43fa4 c5d43f98 c05a2d08 c05a2c00 00000000 c5d43fa8
 1777 15:29:12.400865  <0>[  114.942601] 3fa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6de6000 0000000a 00000001
 1778 15:29:12.403242  <0>[  114.951074] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0044fe38
 1779 15:29:12.443234  <0>[  114.959546] 3fe0: 00000004 be9b17e8 b6eac33b b6e25616 60080030 00000001 00000000 00000000
 1780 15:29:12.443834  <0>[  114.968009] Backtrace: 
 1781 15:29:12.444006  <0>[  114.970735] [<c0c671c4>] (lkdtm_EXCEPTION) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1782 15:29:12.444157  <0>[  114.979117] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1783 15:29:12.444301  <0>[  114.987415] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1784 15:29:12.446511  <0>[  114.995620]  r9:c5d43f60 r8:c3a94e40 r7:0000000a r6:b6de6000 r5:c5ff8140 r4:c0c66f8c
 1785 15:29:12.486475  <0>[  115.003658] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1786 15:29:12.487200  <0>[  115.011777]  r9:c5d42000 r8:c5d43f60 r7:c290d000 r6:b6de6000 r5:c07eec28 r4:c5ff8140
 1787 15:29:12.487512  <0>[  115.019815] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1788 15:29:12.487767  <0>[  115.027236]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5d42000 r5:c5ff8140
 1789 15:29:12.488000  <0>[  115.035349]  r4:c5ff8140
 1790 15:29:12.488222  <0>[  115.038155] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1791 15:29:12.529857  <0>[  115.045578]  r9:c5d42000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 1792 15:29:12.530460  <0>[  115.053618] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1793 15:29:12.530636  <0>[  115.061468] Exception stack(0xc5d43fa8 to 0xc5d43ff0)
 1794 15:29:12.530787  <0>[  115.066802] 3fa0:                   0000000a 0000000a 00000001 b6de6000 0000000a 00000001
 1795 15:29:12.530935  <0>[  115.075277] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0044fe38
 1796 15:29:12.531070  <0>[  115.083747] 3fe0: 00000004 be9b17e8 b6eac33b b6e25616
 1797 15:29:12.551295  <0>[  115.089081] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1798 15:29:12.554481  <4>[  115.095546] ---[ end trace 27fda672f26a5d3f ]---
 1799 15:29:12.554726  # Segmentation fault
 1800 15:29:12.722475  # [  114.704957] lkdtm: Performing direct entry EXCEPTION
 1801 15:29:12.723065  # [  114.708945] 8<--- cut here ---
 1802 15:29:12.723240  # [  114.712092] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 1803 15:29:12.723393  # [  114.720654] pgd = d1f69019
 1804 15:29:12.723532  # [  114.723453] [00000000] *pgd=00000000
 1805 15:29:12.723666  # [  114.727423] Internal error: Oops: 805 [#2] SMP ARM
 1806 15:29:12.766147  # [  114.732363] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 1807 15:29:12.766455  # [  114.771410] CPU: 1 PID: 805 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 1808 15:29:12.766624  # [  114.779345] Hardware name: STM32 (Device Tree Support)
 1809 15:29:12.769350  # [  114.784778] PC is at lkdtm_EXCEPTION+0x18/0x20
 1810 15:29:12.809214  # [  114.789485] LR is at lkdtm_do_action+0x2c/0x4c
 1811 15:29:12.809803  # [  114.794194] pc : [<c0c671dc>]    lr : [<c0c66bc8>]    psr: a0080013
 1812 15:29:12.809985  # [  114.800745] sp : c5d43e58  ip : c5d43e68  fp : c5d43e64
 1813 15:29:12.810136  # [  114.806247] r10: 0000000a  r9 : 00000004  r8 : c5d43f60
 1814 15:29:12.810277  # [  114.811751] r7 : 0000000a  r6 : c15ec230  r5 : c1ad2c98  r4 : c5ed0000
 1815 15:29:12.810411  # [  114.818564] r3 : 00000000  r2 : 1002b263  r1 : ef7aa5e0  r0 : c15ec250
 1816 15:29:12.812474  # [  114.825380] Flags: NzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 1817 15:29:12.852425  # [  114.832803] Control: 10c5387d  Table: c68b406a  DAC: 00000051
 1818 15:29:12.853015  # [  114.838835] Process cat (pid: 805, stack limit = 0x41b2a7f4)
 1819 15:29:12.853213  # [  114.844771] Stack: (0xc5d43e58 to 0xc5d44000)
 1820 15:29:12.853359  # [  114.849404] 3e40:                                                       c5d43e74 c5d43e68
 1821 15:29:12.853497  # [  114.857881] 3e60: c0c66bc8 c0c671d0 c5d43e9c c5d43e78 c0c670a0 c0c66ba8 c0c66f8c c5ff8140
 1822 15:29:12.853665  # [  114.866354] 3e80: b6de6000 0000000a c3a94e40 c5d43f60 c5d43ec4 c5d43ea0 c07eec8c c0c66f98
 1823 15:29:12.895907  # [  114.874826] 3ea0: c5ff8140 c07eec28 b6de6000 c290d000 c5d43f60 c5d42000 c5d43f5c c5d43ec8
 1824 15:29:12.896502  # [  114.883300] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c2c5af24 c05a2c78 c5d42000
 1825 15:29:12.896686  # [  114.891771] 3ee0: b6de6000 00020000 00000004 0000000a 0001fff6 c5d43ee0 00000001 00000000
 1826 15:29:12.896892  # [  114.900242] 3f00: c5ff8280 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 1827 15:29:12.897078  # [  114.908715] 3f20: 00000000 00000000 c5d42000 1002b263 b6de5000 c5ff8140 c5ff8140 c5d42000
 1828 15:29:12.939090  # [  114.917187] 3f40: 0000000a 00000000 00000000 00000004 c5d43f94 c5d43f60 c05a2c78 c05a2590
 1829 15:29:12.939697  # [  114.925658] 3f60: 00000000 00000000 c5d43fac 1002b263 0000000a 0000000a 7ff00000 00000004
 1830 15:29:12.939919  # [  114.934130] 3f80: c03002e4 c5d42000 c5d43fa4 c5d43f98 c05a2d08 c05a2c00 00000000 c5d43fa8
 1831 15:29:12.940115  # [  114.942601] 3fa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6de6000 0000000a 00000001
 1832 15:29:12.940302  # [  114.951074] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0044fe38
 1833 15:29:12.982440  # [  114.959546] 3fe0: 00000004 be9b17e8 b6eac33b b6e25616 60080030 00000001 00000000 00000000
 1834 15:29:12.982757  # [  114.968009] Backtrace: 
 1835 15:29:12.983261  # [  114.970735] [<c0c671c4>] (lkdtm_EXCEPTION) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 1836 15:29:12.983435  # [  114.979117] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 1837 15:29:12.983623  # [  114.987415] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 1838 15:29:12.983809  # [  114.995620]  r9:c5d43f60 r8:c3a94e40 r7:0000000a r6:b6de6000 r5:c5ff8140 r4:c0c66f8c
 1839 15:29:13.025875  # [  115.003658] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 1840 15:29:13.026477  # [  115.011777]  r9:c5d42000 r8:c5d43f60 r7:c290d000 r6:b6de6000 r5:c07eec28 r4:c5ff8140
 1841 15:29:13.026700  # [  115.019815] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 1842 15:29:13.026902  # [  115.027236]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5d42000 r5:c5ff8140
 1843 15:29:13.027087  # [  115.035349]  r4:c5ff8140
 1844 15:29:13.027271  # [  115.038155] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 1845 15:29:13.029056  # [  115.045578]  r9:c5d42000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 1846 15:29:13.069354  # [  115.053618] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 1847 15:29:13.069672  # [  115.061468] Exception stack(0xc5d43fa8 to 0xc5d43ff0)
 1848 15:29:13.069842  # [  115.066802] 3fa0:                   0000000a 0000000a 00000001 b6de6000 0000000a 00000001
 1849 15:29:13.069984  # [  115.075277] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6de6000 00020000 0044fe38
 1850 15:29:13.070120  # [  115.083747] 3fe0: 00000004 be9b17e8 b6eac33b b6e25616
 1851 15:29:13.072457  # [  115.089081] Code: e24cb004 e52de004 e8bd4000 e3a03000 (e5833000) 
 1852 15:29:13.095291  # [  115.095546] ---[ end trace 27fda672f26a5d3f ]---
 1853 15:29:13.095587  # EXCEPTION: missing 'call trace:': [FAIL]
 1854 15:29:13.096026  not ok 5 selftests: lkdtm: EXCEPTION.sh # exit=1
 1855 15:29:13.098580  # selftests: lkdtm: LOOP.sh
 1856 15:29:13.194394  # Skipping LOOP: Hangs the system
 1857 15:29:13.210236  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1858 15:29:13.242350  # selftests: lkdtm: EXHAUST_STACK.sh
 1859 15:29:13.530375  # Skipping EXHAUST_STACK: Corrupts memory on failure
 1860 15:29:13.546364  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 1861 15:29:13.578368  # selftests: lkdtm: CORRUPT_STACK.sh
 1862 15:29:13.893203  # Skipping CORRUPT_STACK: Crashes entire system on success
 1863 15:29:13.896364  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 1864 15:29:13.928355  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 1865 15:29:14.231697  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 1866 15:29:14.247493  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 1867 15:29:14.263242  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 1868 15:29:14.666451  <6>[  117.199666] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1869 15:29:14.666752  <6>[  117.204097] lkdtm: attempting good list addition
 1870 15:29:14.666914  <6>[  117.209178] lkdtm: attempting corrupted list addition
 1871 15:29:14.669674  <3>[  117.214317] lkdtm: list_add() corruption not detected!
 1872 15:29:14.788309  # [  117.199666] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1873 15:29:14.788604  # [  117.204097] lkdtm: attempting good list addition
 1874 15:29:14.788766  # [  117.209178] lkdtm: attempting corrupted list addition
 1875 15:29:14.791448  # [  117.214317] lkdtm: list_add() corruption not detected!
 1876 15:29:14.823224  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 1877 15:29:14.855202  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 1878 15:29:14.887210  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 1879 15:29:15.286254  <6>[  117.819037] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1880 15:29:15.286446  <6>[  117.823467] lkdtm: attempting good list removal
 1881 15:29:15.286525  <6>[  117.828464] lkdtm: attempting corrupted list removal
 1882 15:29:15.289264  <3>[  117.833510] lkdtm: list_del() corruption not detected!
 1883 15:29:15.406242  # [  117.819037] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1884 15:29:15.406423  # [  117.823467] lkdtm: attempting good list removal
 1885 15:29:15.406497  # [  117.828464] lkdtm: attempting corrupted list removal
 1886 15:29:15.409367  # [  117.833510] lkdtm: list_del() corruption not detected!
 1887 15:29:15.441205  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 1888 15:29:15.473223  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 1889 15:29:15.505217  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 1890 15:29:15.876262  <6>[  118.409184] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1891 15:29:15.876504  <6>[  118.414313] lkdtm: attempting bad read from page below current stack
 1892 15:29:15.879505  <3>[  118.421121] lkdtm: FAIL: accessed page before stack! (byte: 0)
 1893 15:29:16.004008  # [  118.409184] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1894 15:29:16.004503  # [  118.414313] lkdtm: attempting bad read from page below current stack
 1895 15:29:16.007413  # [  118.421121] lkdtm: FAIL: accessed page before stack! (byte: 0)
 1896 15:29:16.023285  # STACK_GUARD_PAGE_LEADING: missing 'call trace:': [FAIL]
 1897 15:29:16.067567  not ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh # exit=1
 1898 15:29:16.083639  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 1899 15:29:16.474051  <6>[  119.009223] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1900 15:29:16.474570  <6>[  119.014441] lkdtm: attempting bad read from page above current stack
 1901 15:29:16.477443  <3>[  119.021267] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1902 15:29:16.595298  # [  119.009223] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 1903 15:29:16.595550  # [  119.014441] lkdtm: attempting bad read from page above current stack
 1904 15:29:16.598385  # [  119.021267] lkdtm: FAIL: accessed page after stack! (byte: 0)
 1905 15:29:16.630283  # STACK_GUARD_PAGE_TRAILING: missing 'call trace:': [FAIL]
 1906 15:29:16.668242  not ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh # exit=1
 1907 15:29:16.684168  # selftests: lkdtm: UNSET_SMEP.sh
 1908 15:29:17.087061  <6>[  119.630903] lkdtm: Performing direct entry UNSET_SMEP
 1909 15:29:17.090394  <3>[  119.634809] lkdtm: XFAIL: this test is x86_64-only
 1910 15:29:17.204028  # [  119.630903] lkdtm: Performing direct entry UNSET_SMEP
 1911 15:29:17.204287  # [  119.634809] lkdtm: XFAIL: this test is x86_64-only
 1912 15:29:17.223152  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 1913 15:29:17.271167  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 1914 15:29:17.303172  # selftests: lkdtm: DOUBLE_FAULT.sh
 1915 15:29:17.647073  <6>[  120.191774] lkdtm: Performing direct entry DOUBLE_FAULT
 1916 15:29:17.650472  <3>[  120.195853] lkdtm: XFAIL: this test is ia32-only
 1917 15:29:17.764049  # [  120.191774] lkdtm: Performing direct entry DOUBLE_FAULT
 1918 15:29:17.767460  # [  120.195853] lkdtm: XFAIL: this test is ia32-only
 1919 15:29:17.799214  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 1920 15:29:17.831132  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 1921 15:29:17.863231  # selftests: lkdtm: CORRUPT_PAC.sh
 1922 15:29:18.208865  <6>[  120.753043] lkdtm: Performing direct entry CORRUPT_PAC
 1923 15:29:18.212158  <3>[  120.757199] lkdtm: XFAIL: this test is arm64-only
 1924 15:29:18.325971  # [  120.753043] lkdtm: Performing direct entry CORRUPT_PAC
 1925 15:29:18.329387  # [  120.757199] lkdtm: XFAIL: this test is arm64-only
 1926 15:29:18.361264  # CORRUPT_PAC: saw 'XFAIL': [SKIP]
 1927 15:29:18.393182  ok 16 selftests: lkdtm: CORRUPT_PAC.sh # SKIP
 1928 15:29:18.425181  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 1929 15:29:18.791107  <6>[  121.329696] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1930 15:29:18.794266  <3>[  121.334999] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1931 15:29:18.912923  # [  121.329696] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 1932 15:29:18.916216  # [  121.334999] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 1933 15:29:18.948136  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 1934 15:29:18.988093  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 1935 15:29:19.020094  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 1936 15:29:19.308123  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 1937 15:29:19.324095  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 1938 15:29:19.356055  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 1939 15:29:19.654903  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 1940 15:29:19.658303  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 1941 15:29:19.690037  # selftests: lkdtm: READ_AFTER_FREE.sh
 1942 15:29:20.054937  <6>[  122.587426] lkdtm: Performing direct entry READ_AFTER_FREE
 1943 15:29:20.055470  <6>[  122.591776] lkdtm: Value in memory before free: 12345678
 1944 15:29:20.055628  <6>[  122.597547] lkdtm: Attempting bad read from freed memory
 1945 15:29:20.058349  <6>[  122.602938] lkdtm: Memory was not poisoned
 1946 15:29:20.177203  # [  122.587426] lkdtm: Performing direct entry READ_AFTER_FREE
 1947 15:29:20.177488  # [  122.591776] lkdtm: Value in memory before free: 12345678
 1948 15:29:20.177654  # [  122.597547] lkdtm: Attempting bad read from freed memory
 1949 15:29:20.180215  # [  122.602938] lkdtm: Memory was not poisoned
 1950 15:29:20.211964  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 1951 15:29:20.244005  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 1952 15:29:20.276061  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 1953 15:29:20.571852  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 1954 15:29:20.575242  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 1955 15:29:20.607205  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 1956 15:29:20.983891  <6>[  123.511488] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1957 15:29:20.984148  <6>[  123.516512] lkdtm: Value in memory before free: 12345678
 1958 15:29:20.987039  <6>[  123.521943] lkdtm: Attempting to read from freed memory
 1959 15:29:20.987237  <6>[  123.527572] lkdtm: Buddy page was not poisoned
 1960 15:29:21.111132  # [  123.511488] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 1961 15:29:21.111371  # [  123.516512] lkdtm: Value in memory before free: 12345678
 1962 15:29:21.114307  # [  123.521943] lkdtm: Attempting to read from freed memory
 1963 15:29:21.114542  # [  123.527572] lkdtm: Buddy page was not poisoned
 1964 15:29:21.130198  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 1965 15:29:21.178176  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 1966 15:29:21.194263  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 1967 15:29:21.573315  <6>[  124.108291] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1968 15:29:21.573584  <6>[  124.112747] lkdtm: Attempting double slab free ...
 1969 15:29:21.679365  # [  124.108291] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 1970 15:29:21.679615  # [  124.112747] lkdtm: Attempting double slab free ...
 1971 15:29:21.711119  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 1972 15:29:21.743186  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 1973 15:29:21.775161  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 1974 15:29:22.137136  <6>[  124.675691] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1975 15:29:22.140164  <6>[  124.680164] lkdtm: Attempting cross-cache slab free ...
 1976 15:29:22.251211  # [  124.675691] lkdtm: Performing direct entry SLAB_FREE_CROSS
 1977 15:29:22.251458  # [  124.680164] lkdtm: Attempting cross-cache slab free ...
 1978 15:29:22.283002  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 1979 15:29:22.315109  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 1980 15:29:22.347091  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 1981 15:29:22.730288  <6>[  125.265511] lkdtm: Performing direct entry SLAB_FREE_PAGE
 1982 15:29:22.730529  <6>[  125.269907] lkdtm: Attempting non-Slab slab free ...
 1983 15:29:22.831916  # [  125.265511] lkdtm: Performing direct entry SLAB_FREE_PAGE
 1984 15:29:22.835299  # [  125.269907] lkdtm: Attempting non-Slab slab free ...
 1985 15:29:22.867097  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 1986 15:29:22.898860  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 1987 15:29:22.931117  # selftests: lkdtm: SOFTLOCKUP.sh
 1988 15:29:23.218775  # Skipping SOFTLOCKUP: Hangs the system
 1989 15:29:23.235018  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 1990 15:29:23.267091  # selftests: lkdtm: HARDLOCKUP.sh
 1991 15:29:23.539254  # Skipping HARDLOCKUP: Hangs the system
 1992 15:29:23.555242  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 1993 15:29:23.587235  # selftests: lkdtm: SPINLOCKUP.sh
 1994 15:29:23.859088  # Skipping SPINLOCKUP: Hangs the system
 1995 15:29:23.875053  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 1996 15:29:23.907101  # selftests: lkdtm: HUNG_TASK.sh
 1997 15:29:24.195093  # Skipping HUNG_TASK: Hangs the system
 1998 15:29:24.211059  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 1999 15:29:24.243081  # selftests: lkdtm: EXEC_DATA.sh
 2000 15:29:24.620146  <6>[  127.141977] lkdtm: Performing direct entry EXEC_DATA
 2001 15:29:24.620683  <6>[  127.145799] lkdtm: attempting ok execution at c0c67918
 2002 15:29:24.620831  <6>[  127.151373] lkdtm: attempting bad execution at c27059e8
 2003 15:29:24.620945  <1>[  127.156931] 8<--- cut here ---
 2004 15:29:24.621052  <1>[  127.160032] Unable to handle kernel paging request at virtual address c27059e8
 2005 15:29:24.621160  <1>[  127.167549] pgd = 0c0d8d66
 2006 15:29:24.621266  <1>[  127.170509] [c27059e8] *pgd=c261141e(bad)
 2007 15:29:24.623819  <0>[  127.174794] Internal error: Oops: 8000000d [#3] SMP ARM
 2008 15:29:24.663640  <4>[  127.180290] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2009 15:29:24.706957  <4>[  127.219338] CPU: 1 PID: 1674 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2010 15:29:24.707202  <4>[  127.227364] Hardware name: STM32 (Device Tree Support)
 2011 15:29:24.707335  <4>[  127.232794] PC is at data_area+0x0/0x40
 2012 15:29:24.707446  <4>[  127.236893] LR is at execute_location+0xa4/0xb4
 2013 15:29:24.707553  <4>[  127.241688] pc : [<c27059e8>]    lr : [<c13b1d34>]    psr: 60080013
 2014 15:29:24.707658  <4>[  127.248238] sp : c5dabe38  ip : c5dabd40  fp : c5dabe54
 2015 15:29:24.707762  <4>[  127.253739] r10: 0000000a  r9 : 0000001f  r8 : c5dabf60
 2016 15:29:24.707868  <4>[  127.259244] r7 : 0000000a  r6 : 00000001  r5 : c27059e8  r4 : c0c67918
 2017 15:29:24.750102  <4>[  127.266056] r3 : 34f2ecca  r2 : 34f2ecca  r1 : ef7aa5e0  r0 : 0000002b
 2018 15:29:24.750645  <4>[  127.272871] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2019 15:29:24.750829  <4>[  127.280294] Control: 10c5387d  Table: c6a9406a  DAC: 00000051
 2020 15:29:24.750982  <0>[  127.286325] Process cat (pid: 1674, stack limit = 0x7ad201d9)
 2021 15:29:24.751123  <0>[  127.292347] Stack: (0xc5dabe38 to 0xc5dac000)
 2022 15:29:24.751262  <0>[  127.296979] be20:                                                       c5e8e000 c1ad2e7c
 2023 15:29:24.793401  <0>[  127.305455] be40: c15ec230 0000000a c5dabe64 c5dabe58 c13b1ea0 c13b1c9c c5dabe74 c5dabe68
 2024 15:29:24.794040  <0>[  127.313927] be60: c0c66bc8 c13b1e88 c5dabe9c c5dabe78 c0c670a0 c0c66ba8 c0c66f8c c5a15140
 2025 15:29:24.794290  <0>[  127.322400] be80: b6e98000 0000000a c3a94e40 c5dabf60 c5dabec4 c5dabea0 c07eec8c c0c66f98
 2026 15:29:24.794453  <0>[  127.330871] bea0: c5a15140 c07eec28 b6e98000 c290d000 c5dabf60 c5daa000 c5dabf5c c5dabec8
 2027 15:29:24.794596  <0>[  127.339344] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5daa000
 2028 15:29:24.796775  <0>[  127.347815] bee0: b6e98000 00020000 00000004 0000000a 0001fff6 c5dabee0 00000001 00000000
 2029 15:29:24.837005  <0>[  127.356287] bf00: c5a12dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2030 15:29:24.837265  <0>[  127.364762] bf20: 00000000 00000000 c13c7234 34f2ecca c206b6a0 c5a15140 c5a15140 c5daa000
 2031 15:29:24.837405  <0>[  127.373234] bf40: 0000000a 00000000 00000000 00000004 c5dabf94 c5dabf60 c05a2c78 c05a2590
 2032 15:29:24.837547  <0>[  127.381706] bf60: 00000000 00000000 c5dabfac 34f2ecca 0000000a 0000000a 7ff00000 00000004
 2033 15:29:24.840073  <0>[  127.390180] bf80: c03002e4 c5daa000 c5dabfa4 c5dabf98 c05a2d08 c05a2c00 00000000 c5dabfa8
 2034 15:29:24.880118  <0>[  127.398652] bfa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6e98000 0000000a 00000001
 2035 15:29:24.880350  <0>[  127.407125] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e98000 00020000 004dfe38
 2036 15:29:24.880488  <0>[  127.415597] bfe0: 00000004 be8cf7e8 b6f5e33b b6ed7616 60080030 00000001 00000000 00000000
 2037 15:29:24.880620  <0>[  127.424059] Backtrace: 
 2038 15:29:24.880734  <0>[  127.426780] [<c13b1c90>] (execute_location) from [<c13b1ea0>] (lkdtm_EXEC_DATA+0x24/0x28)
 2039 15:29:24.883346  <0>[  127.435247]  r7:0000000a r6:c15ec230 r5:c1ad2e7c r4:c5e8e000
 2040 15:29:24.923657  <0>[  127.441195] [<c13b1e7c>] (lkdtm_EXEC_DATA) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2041 15:29:24.923878  <0>[  127.449578] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2042 15:29:24.924010  <0>[  127.457877] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2043 15:29:24.924124  <0>[  127.466084]  r9:c5dabf60 r8:c3a94e40 r7:0000000a r6:b6e98000 r5:c5a15140 r4:c0c66f8c
 2044 15:29:24.924273  <0>[  127.474126] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2045 15:29:24.966603  <0>[  127.482247]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6e98000 r5:c07eec28 r4:c5a15140
 2046 15:29:24.967099  <0>[  127.490286] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2047 15:29:24.967279  <0>[  127.497709]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5daa000 r5:c5a15140
 2048 15:29:24.967400  <0>[  127.505823]  r4:c5a15140
 2049 15:29:24.967520  <0>[  127.508630] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2050 15:29:24.967654  <0>[  127.516056]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 2051 15:29:25.019767  <0>[  127.524095] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2052 15:29:25.020270  <0>[  127.531944] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 2053 15:29:25.020421  <0>[  127.537278] bfa0:                   0000000a 0000000a 00000001 b6e98000 0000000a 00000001
 2054 15:29:25.020542  <0>[  127.545754] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e98000 00020000 004dfe38
 2055 15:29:25.020651  <0>[  127.554224] bfe0: 00000004 be8cf7e8 b6f5e33b b6ed7616
 2056 15:29:25.020761  <0>[  127.559558] Code: 00000000 c2e97e40 c2e97f00 c4a28000 (e1a0c00d) 
 2057 15:29:25.023241  <4>[  127.565936] ---[ end trace 27fda672f26a5d40 ]---
 2058 15:29:25.023457  # Segmentation fault
 2059 15:29:25.191088  # [  127.141977] lkdtm: Performing direct entry EXEC_DATA
 2060 15:29:25.191473  # [  127.145799] lkdtm: attempting ok execution at c0c67918
 2061 15:29:25.191542  # [  127.151373] lkdtm: attempting bad execution at c27059e8
 2062 15:29:25.191594  # [  127.156931] 8<--- cut here ---
 2063 15:29:25.191642  # [  127.160032] Unable to handle kernel paging request at virtual address c27059e8
 2064 15:29:25.191691  # [  127.167549] pgd = 0c0d8d66
 2065 15:29:25.191738  # [  127.170509] [c27059e8] *pgd=c261141e(bad)
 2066 15:29:25.191785  # [  127.174794] Internal error: Oops: 8000000d [#3] SMP ARM
 2067 15:29:25.234524  # [  127.180290] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2068 15:29:25.237793  # [  127.219338] CPU: 1 PID: 1674 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2069 15:29:25.277680  # [  127.227364] Hardware name: STM32 (Device Tree Support)
 2070 15:29:25.278103  # [  127.232794] PC is at data_area+0x0/0x40
 2071 15:29:25.278262  # [  127.236893] LR is at execute_location+0xa4/0xb4
 2072 15:29:25.278413  # [  127.241688] pc : [<c27059e8>]    lr : [<c13b1d34>]    psr: 60080013
 2073 15:29:25.278559  # [  127.248238] sp : c5dabe38  ip : c5dabd40  fp : c5dabe54
 2074 15:29:25.278699  # [  127.253739] r10: 0000000a  r9 : 0000001f  r8 : c5dabf60
 2075 15:29:25.278838  # [  127.259244] r7 : 0000000a  r6 : 00000001  r5 : c27059e8  r4 : c0c67918
 2076 15:29:25.281200  # [  127.266056] r3 : 34f2ecca  r2 : 34f2ecca  r1 : ef7aa5e0  r0 : 0000002b
 2077 15:29:25.321303  # [  127.272871] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2078 15:29:25.321537  # [  127.280294] Control: 10c5387d  Table: c6a9406a  DAC: 00000051
 2079 15:29:25.321712  # [  127.286325] Process cat (pid: 1674, stack limit = 0x7ad201d9)
 2080 15:29:25.321833  # [  127.292347] Stack: (0xc5dabe38 to 0xc5dac000)
 2081 15:29:25.321946  # [  127.296979] be20:                                                       c5e8e000 c1ad2e7c
 2082 15:29:25.324396  # [  127.305455] be40: c15ec230 0000000a c5dabe64 c5dabe58 c13b1ea0 c13b1c9c c5dabe74 c5dabe68
 2083 15:29:25.364350  # [  127.313927] be60: c0c66bc8 c13b1e88 c5dabe9c c5dabe78 c0c670a0 c0c66ba8 c0c66f8c c5a15140
 2084 15:29:25.364848  # [  127.322400] be80: b6e98000 0000000a c3a94e40 c5dabf60 c5dabec4 c5dabea0 c07eec8c c0c66f98
 2085 15:29:25.364993  # [  127.330871] bea0: c5a15140 c07eec28 b6e98000 c290d000 c5dabf60 c5daa000 c5dabf5c c5dabec8
 2086 15:29:25.365106  # [  127.339344] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5daa000
 2087 15:29:25.365213  # [  127.347815] bee0: b6e98000 00020000 00000004 0000000a 0001fff6 c5dabee0 00000001 00000000
 2088 15:29:25.407735  # [  127.356287] bf00: c5a12dc0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2089 15:29:25.408228  # [  127.364762] bf20: 00000000 00000000 c13c7234 34f2ecca c206b6a0 c5a15140 c5a15140 c5daa000
 2090 15:29:25.408371  # [  127.373234] bf40: 0000000a 00000000 00000000 00000004 c5dabf94 c5dabf60 c05a2c78 c05a2590
 2091 15:29:25.408489  # [  127.381706] bf60: 00000000 00000000 c5dabfac 34f2ecca 0000000a 0000000a 7ff00000 00000004
 2092 15:29:25.408601  # [  127.390180] bf80: c03002e4 c5daa000 c5dabfa4 c5dabf98 c05a2d08 c05a2c00 00000000 c5dabfa8
 2093 15:29:25.451025  # [  127.398652] bfa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6e98000 0000000a 00000001
 2094 15:29:25.451623  # [  127.407125] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e98000 00020000 004dfe38
 2095 15:29:25.451861  # [  127.415597] bfe0: 00000004 be8cf7e8 b6f5e33b b6ed7616 60080030 00000001 00000000 00000000
 2096 15:29:25.451983  # [  127.424059] Backtrace: 
 2097 15:29:25.452089  # [  127.426780] [<c13b1c90>] (execute_location) from [<c13b1ea0>] (lkdtm_EXEC_DATA+0x24/0x28)
 2098 15:29:25.452207  # [  127.435247]  r7:0000000a r6:c15ec230 r5:c1ad2e7c r4:c5e8e000
 2099 15:29:25.494394  # [  127.441195] [<c13b1e7c>] (lkdtm_EXEC_DATA) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2100 15:29:25.494901  # [  127.449578] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2101 15:29:25.495056  # [  127.457877] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2102 15:29:25.495168  # [  127.466084]  r9:c5dabf60 r8:c3a94e40 r7:0000000a r6:b6e98000 r5:c5a15140 r4:c0c66f8c
 2103 15:29:25.495275  # [  127.474126] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2104 15:29:25.497910  # [  127.482247]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6e98000 r5:c07eec28 r4:c5a15140
 2105 15:29:25.537713  # [  127.490286] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2106 15:29:25.538200  # [  127.497709]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c5daa000 r5:c5a15140
 2107 15:29:25.538345  # [  127.505823]  r4:c5a15140
 2108 15:29:25.538461  # [  127.508630] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2109 15:29:25.538574  # [  127.516056]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 2110 15:29:25.538679  # [  127.524095] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2111 15:29:25.580960  # [  127.531944] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 2112 15:29:25.581472  # [  127.537278] bfa0:                   0000000a 0000000a 00000001 b6e98000 0000000a 00000001
 2113 15:29:25.581655  # [  127.545754] bfc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e98000 00020000 004dfe38
 2114 15:29:25.581776  # [  127.554224] bfe0: 00000004 be8cf7e8 b6f5e33b b6ed7616
 2115 15:29:25.581887  # [  127.559558] Code: 00000000 c2e97e40 c2e97f00 c4a28000 (e1a0c00d) 
 2116 15:29:25.581999  # [  127.565936] ---[ end trace 27fda672f26a5d40 ]---
 2117 15:29:25.582105  # EXEC_DATA: missing 'call trace:': [FAIL]
 2118 15:29:25.584313  not ok 30 selftests: lkdtm: EXEC_DATA.sh # exit=1
 2119 15:29:25.600189  # selftests: lkdtm: EXEC_STACK.sh
 2120 15:29:25.801951  <6>[  128.323806] lkdtm: Performing direct entry EXEC_STACK
 2121 15:29:25.802469  <6>[  128.327831] lkdtm: attempting ok execution at c0c67918
 2122 15:29:25.802624  <6>[  128.333120] lkdtm: attempting bad execution at c5de9e0c
 2123 15:29:25.802744  <1>[  128.338780] 8<--- cut here ---
 2124 15:29:25.802853  <1>[  128.341938] Unable to handle kernel paging request at virtual address c5de9e0c
 2125 15:29:25.802964  <1>[  128.349458] pgd = ce04922e
 2126 15:29:25.803073  <1>[  128.352421] [c5de9e0c] *pgd=c5c1141e(bad)
 2127 15:29:25.805585  <0>[  128.356709] Internal error: Oops: 8000000d [#4] SMP ARM
 2128 15:29:25.845871  <4>[  128.362201] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2129 15:29:25.888795  <4>[  128.401245] CPU: 0 PID: 1751 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2130 15:29:25.889299  <4>[  128.409269] Hardware name: STM32 (Device Tree Support)
 2131 15:29:25.889465  <4>[  128.414695] PC is at 0xc5de9e0c
 2132 15:29:25.889642  <4>[  128.418102] LR is at execute_location+0xa4/0xb4
 2133 15:29:25.889792  <4>[  128.422895] pc : [<c5de9e0c>]    lr : [<c13b1d34>]    psr: 60080013
 2134 15:29:25.889940  <4>[  128.429444] sp : c5de9de8  ip : c5de9cf0  fp : c5de9e04
 2135 15:29:25.890088  <4>[  128.434945] r10: 0000000b  r9 : 00000020  r8 : c5de9f60
 2136 15:29:25.890207  <4>[  128.440450] r7 : 0000000b  r6 : 00000001  r5 : c5de9e0c  r4 : c0c67918
 2137 15:29:25.931966  <4>[  128.447264] r3 : 70943683  r2 : 70943683  r1 : ef7955e0  r0 : 0000002b
 2138 15:29:25.932480  <4>[  128.454078] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2139 15:29:25.932656  <4>[  128.461500] Control: 10c5387d  Table: c6a0c06a  DAC: 00000051
 2140 15:29:25.932826  <0>[  128.467530] Process cat (pid: 1751, stack limit = 0xa23bcb99)
 2141 15:29:25.932977  <0>[  128.473552] Stack: (0xc5de9de8 to 0xc5dea000)
 2142 15:29:25.933124  <0>[  128.478188] 9de0:                   c5de8000 c1ad2e88 c15ec230 0000000b c5de9e64 c5de9e08
 2143 15:29:25.935405  <0>[  128.486661] 9e00: c13b1eec c13b1c9c c5de9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2144 15:29:25.975281  <0>[  128.495133] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8
 2145 15:29:25.975519  <0>[  128.503605] 9e40: e3a02040 e3a01d33 e5930018 70943683 c15ec230 c5b9c000 c5de9e74 c5de9e68
 2146 15:29:25.975691  <0>[  128.512077] 9e60: c0c66bc8 c13b1eb0 c5de9e9c c5de9e78 c0c670a0 c0c66ba8 c0c66f8c c5b298c0
 2147 15:29:25.975841  <0>[  128.520549] 9e80: b6e66000 0000000b c3a94e40 c5de9f60 c5de9ec4 c5de9ea0 c07eec8c c0c66f98
 2148 15:29:25.978552  <0>[  128.529022] 9ea0: c5b298c0 c07eec28 b6e66000 c290d000 c5de9f60 c5de8000 c5de9f5c c5de9ec8
 2149 15:29:26.018842  <0>[  128.537494] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5de8000
 2150 15:29:26.019084  <0>[  128.545968] 9ee0: b6e66000 00020000 00000004 0000000b 0001fff5 c5de9ee0 00000001 00000000
 2151 15:29:26.019259  <0>[  128.554438] 9f00: c5b29140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2152 15:29:26.019413  <0>[  128.562912] 9f20: 00000000 00000000 c13c7234 70943683 c206b6a0 c5b298c0 c5b298c0 c5de8000
 2153 15:29:26.022087  <0>[  128.571386] 9f40: 0000000b 00000000 00000000 00000004 c5de9f94 c5de9f60 c05a2c78 c05a2590
 2154 15:29:26.062146  <0>[  128.579859] 9f60: 00000000 00000000 c5de9fac 70943683 0000000b 0000000b 7ff00000 00000004
 2155 15:29:26.062378  <0>[  128.588332] 9f80: c03002e4 c5de8000 c5de9fa4 c5de9f98 c05a2d08 c05a2c00 00000000 c5de9fa8
 2156 15:29:26.062549  <0>[  128.596804] 9fa0: c03000c0 c05a2cfc 0000000b 0000000b 00000001 b6e66000 0000000b 00000001
 2157 15:29:26.062699  <0>[  128.605276] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e66000 00020000 0041fe38
 2158 15:29:26.065353  <0>[  128.613749] 9fe0: 00000004 be89e7e8 b6f2c33b b6ea5616 60080030 00000001 00000000 00000000
 2159 15:29:26.065547  <0>[  128.622212] Backtrace: 
 2160 15:29:26.105488  <0>[  128.624935] [<c13b1c90>] (execute_location) from [<c13b1eec>] (lkdtm_EXEC_STACK+0x48/0x64)
 2161 15:29:26.105744  <0>[  128.633489]  r7:0000000b r6:c15ec230 r5:c1ad2e88 r4:c5de8000
 2162 15:29:26.105929  <0>[  128.639436] [<c13b1ea4>] (lkdtm_EXEC_STACK) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2163 15:29:26.106080  <0>[  128.647895]  r4:c5b9c000
 2164 15:29:26.106224  <0>[  128.650702] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2165 15:29:26.108524  <0>[  128.659003] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2166 15:29:26.148796  <0>[  128.667208]  r9:c5de9f60 r8:c3a94e40 r7:0000000b r6:b6e66000 r5:c5b298c0 r4:c0c66f8c
 2167 15:29:26.149036  <0>[  128.675248] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2168 15:29:26.149209  <0>[  128.683368]  r9:c5de8000 r8:c5de9f60 r7:c290d000 r6:b6e66000 r5:c07eec28 r4:c5b298c0
 2169 15:29:26.149357  <0>[  128.691407] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2170 15:29:26.149499  <0>[  128.698828]  r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5de8000 r5:c5b298c0
 2171 15:29:26.151844  <0>[  128.706942]  r4:c5b298c0
 2172 15:29:26.191824  <0>[  128.709748] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2173 15:29:26.192339  <0>[  128.717169]  r9:c5de8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b
 2174 15:29:26.192514  <0>[  128.725208] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2175 15:29:26.192673  <0>[  128.733056] Exception stack(0xc5de9fa8 to 0xc5de9ff0)
 2176 15:29:26.192825  <0>[  128.738388] 9fa0:                   0000000b 0000000b 00000001 b6e66000 0000000b 00000001
 2177 15:29:26.195242  <0>[  128.746863] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e66000 00020000 0041fe38
 2178 15:29:26.223722  <0>[  128.755329] 9fe0: 00000004 be89e7e8 b6f2c33b b6ea5616
 2179 15:29:26.224358  <0>[  128.760661] Code: c5de9e08 c13b1eec c13b1c9c c5de9e6c (e1a0c00d) 
 2180 15:29:26.224665  <4>[  128.767041] ---[ end trace 27fda672f26a5d41 ]---
 2181 15:29:26.227129  # Segmentation fault
 2182 15:29:26.395081  # [  128.323806] lkdtm: Performing direct entry EXEC_STACK
 2183 15:29:26.395781  # [  128.327831] lkdtm: attempting ok execution at c0c67918
 2184 15:29:26.396065  # [  128.333120] lkdtm: attempting bad execution at c5de9e0c
 2185 15:29:26.396280  # [  128.338780] 8<--- cut here ---
 2186 15:29:26.396432  # [  128.341938] Unable to handle kernel paging request at virtual address c5de9e0c
 2187 15:29:26.396582  # [  128.349458] pgd = ce04922e
 2188 15:29:26.396742  # [  128.352421] [c5de9e0c] *pgd=c5c1141e(bad)
 2189 15:29:26.396882  # [  128.356709] Internal error: Oops: 8000000d [#4] SMP ARM
 2190 15:29:26.438675  # [  128.362201] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2191 15:29:26.441900  # [  128.401245] CPU: 0 PID: 1751 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2192 15:29:26.481745  # [  128.409269] Hardware name: STM32 (Device Tree Support)
 2193 15:29:26.482352  # [  128.414695] PC is at 0xc5de9e0c
 2194 15:29:26.482579  # [  128.418102] LR is at execute_location+0xa4/0xb4
 2195 15:29:26.482747  # [  128.422895] pc : [<c5de9e0c>]    lr : [<c13b1d34>]    psr: 60080013
 2196 15:29:26.482915  # [  128.429444] sp : c5de9de8  ip : c5de9cf0  fp : c5de9e04
 2197 15:29:26.483061  # [  128.434945] r10: 0000000b  r9 : 00000020  r8 : c5de9f60
 2198 15:29:26.483209  # [  128.440450] r7 : 0000000b  r6 : 00000001  r5 : c5de9e0c  r4 : c0c67918
 2199 15:29:26.485098  # [  128.447264] r3 : 70943683  r2 : 70943683  r1 : ef7955e0  r0 : 0000002b
 2200 15:29:26.525250  # [  128.454078] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2201 15:29:26.525497  # [  128.461500] Control: 10c5387d  Table: c6a0c06a  DAC: 00000051
 2202 15:29:26.525670  # [  128.467530] Process cat (pid: 1751, stack limit = 0xa23bcb99)
 2203 15:29:26.525818  # [  128.473552] Stack: (0xc5de9de8 to 0xc5dea000)
 2204 15:29:26.525956  # [  128.478188] 9de0:                   c5de8000 c1ad2e88 c15ec230 0000000b c5de9e64 c5de9e08
 2205 15:29:26.526098  # [  128.486661] 9e00: c13b1eec c13b1c9c c5de9e6c e1a0c00d e92dd800 e24cb004 e52de004 e8bd4000
 2206 15:29:26.568405  # [  128.495133] 9e20: e89da800 e1a0c00d e92dd830 e24cb004 e52de004 e8bd4000 e3033370 e34c31b8
 2207 15:29:26.569000  # [  128.503605] 9e40: e3a02040 e3a01d33 e5930018 70943683 c15ec230 c5b9c000 c5de9e74 c5de9e68
 2208 15:29:26.569227  # [  128.512077] 9e60: c0c66bc8 c13b1eb0 c5de9e9c c5de9e78 c0c670a0 c0c66ba8 c0c66f8c c5b298c0
 2209 15:29:26.569402  # [  128.520549] 9e80: b6e66000 0000000b c3a94e40 c5de9f60 c5de9ec4 c5de9ea0 c07eec8c c0c66f98
 2210 15:29:26.569584  # [  128.529022] 9ea0: c5b298c0 c07eec28 b6e66000 c290d000 c5de9f60 c5de8000 c5de9f5c c5de9ec8
 2211 15:29:26.611720  # [  128.537494] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5de8000
 2212 15:29:26.612242  # [  128.545968] 9ee0: b6e66000 00020000 00000004 0000000b 0001fff5 c5de9ee0 00000001 00000000
 2213 15:29:26.612421  # [  128.554438] 9f00: c5b29140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2214 15:29:26.612555  # [  128.562912] 9f20: 00000000 00000000 c13c7234 70943683 c206b6a0 c5b298c0 c5b298c0 c5de8000
 2215 15:29:26.612707  # [  128.571386] 9f40: 0000000b 00000000 00000000 00000004 c5de9f94 c5de9f60 c05a2c78 c05a2590
 2216 15:29:26.655026  # [  128.579859] 9f60: 00000000 00000000 c5de9fac 70943683 0000000b 0000000b 7ff00000 00000004
 2217 15:29:26.655720  # [  128.588332] 9f80: c03002e4 c5de8000 c5de9fa4 c5de9f98 c05a2d08 c05a2c00 00000000 c5de9fa8
 2218 15:29:26.655958  # [  128.596804] 9fa0: c03000c0 c05a2cfc 0000000b 0000000b 00000001 b6e66000 0000000b 00000001
 2219 15:29:26.656113  # [  128.605276] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e66000 00020000 0041fe38
 2220 15:29:26.656267  # [  128.613749] 9fe0: 00000004 be89e7e8 b6f2c33b b6ea5616 60080030 00000001 00000000 00000000
 2221 15:29:26.656384  # [  128.622212] Backtrace: 
 2222 15:29:26.698330  # [  128.624935] [<c13b1c90>] (execute_location) from [<c13b1eec>] (lkdtm_EXEC_STACK+0x48/0x64)
 2223 15:29:26.698848  # [  128.633489]  r7:0000000b r6:c15ec230 r5:c1ad2e88 r4:c5de8000
 2224 15:29:26.699023  # [  128.639436] [<c13b1ea4>] (lkdtm_EXEC_STACK) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2225 15:29:26.699163  # [  128.647895]  r4:c5b9c000
 2226 15:29:26.699300  # [  128.650702] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2227 15:29:26.699439  # [  128.659003] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2228 15:29:26.741612  # [  128.667208]  r9:c5de9f60 r8:c3a94e40 r7:0000000b r6:b6e66000 r5:c5b298c0 r4:c0c66f8c
 2229 15:29:26.742133  # [  128.675248] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2230 15:29:26.742298  # [  128.683368]  r9:c5de8000 r8:c5de9f60 r7:c290d000 r6:b6e66000 r5:c07eec28 r4:c5b298c0
 2231 15:29:26.742418  # [  128.691407] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2232 15:29:26.742528  # [  128.698828]  r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c5de8000 r5:c5b298c0
 2233 15:29:26.742632  # [  128.706942]  r4:c5b298c0
 2234 15:29:26.744986  # [  128.709748] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2235 15:29:26.785184  # [  128.717169]  r9:c5de8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b
 2236 15:29:26.785428  # [  128.725208] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2237 15:29:26.785560  # [  128.733056] Exception stack(0xc5de9fa8 to 0xc5de9ff0)
 2238 15:29:26.785699  # [  128.738388] 9fa0:                   0000000b 0000000b 00000001 b6e66000 0000000b 00000001
 2239 15:29:26.785804  # [  128.746863] 9fc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6e66000 00020000 0041fe38
 2240 15:29:26.788201  # [  128.755329] 9fe0: 00000004 be89e7e8 b6f2c33b b6ea5616
 2241 15:29:26.816733  # [  128.760661] Code: c5de9e08 c13b1eec c13b1c9c c5de9e6c (e1a0c00d) 
 2242 15:29:26.817127  # [  128.767041] ---[ end trace 27fda672f26a5d41 ]---
 2243 15:29:26.817230  # EXEC_STACK: missing 'call trace:': [FAIL]
 2244 15:29:26.820082  not ok 31 selftests: lkdtm: EXEC_STACK.sh # exit=1
 2245 15:29:26.820264  # selftests: lkdtm: EXEC_KMALLOC.sh
 2246 15:29:27.004681  <6>[  129.526489] lkdtm: Performing direct entry EXEC_KMALLOC
 2247 15:29:27.005304  <6>[  129.530580] lkdtm: attempting ok execution at c0c67918
 2248 15:29:27.005559  <6>[  129.535980] lkdtm: attempting bad execution at c5f2a040
 2249 15:29:27.005781  <1>[  129.541672] 8<--- cut here ---
 2250 15:29:27.005969  <1>[  129.544807] Unable to handle kernel paging request at virtual address c5f2a040
 2251 15:29:27.006144  <1>[  129.552324] pgd = cdec8515
 2252 15:29:27.006308  <1>[  129.555282] [c5f2a040] *pgd=c5e1141e(bad)
 2253 15:29:27.007999  <0>[  129.559570] Internal error: Oops: 8000000d [#5] SMP ARM
 2254 15:29:27.048232  <4>[  129.565067] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2255 15:29:27.091288  <4>[  129.604120] CPU: 1 PID: 1831 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2256 15:29:27.091884  <4>[  129.612142] Hardware name: STM32 (Device Tree Support)
 2257 15:29:27.092107  <4>[  129.617568] PC is at 0xc5f2a040
 2258 15:29:27.092287  <4>[  129.620975] LR is at execute_location+0xa4/0xb4
 2259 15:29:27.092448  <4>[  129.625768] pc : [<c5f2a040>]    lr : [<c13b1d34>]    psr: 60080013
 2260 15:29:27.092610  <4>[  129.632317] sp : c5843e30  ip : c5843d38  fp : c5843e4c
 2261 15:29:27.092770  <4>[  129.637820] r10: 0000000d  r9 : 00000021  r8 : c5843f60
 2262 15:29:27.092927  <4>[  129.643324] r7 : 0000000d  r6 : 00000001  r5 : c5f2a040  r4 : c0c67918
 2263 15:29:27.134609  <4>[  129.650137] r3 : 704e845d  r2 : 704e845d  r1 : ef7aa5e0  r0 : 0000002b
 2264 15:29:27.135107  <4>[  129.656951] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2265 15:29:27.135257  <4>[  129.664374] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2266 15:29:27.135371  <0>[  129.670402] Process cat (pid: 1831, stack limit = 0x04b3c926)
 2267 15:29:27.135484  <0>[  129.676426] Stack: (0xc5843e30 to 0xc5844000)
 2268 15:29:27.135620  <0>[  129.681060] 3e20:                                     c5f2a040 c1ad2e94 c15ec230 0000000d
 2269 15:29:27.138103  <0>[  129.689534] 3e40: c5843e64 c5843e50 c0c67968 c13b1c9c c5e8e000 c1ad2e94 c5843e74 c5843e68
 2270 15:29:27.178179  <0>[  129.698005] 3e60: c0c66bc8 c0c6793c c5843e9c c5843e78 c0c670a0 c0c66ba8 c0c66f8c c5f87dc0
 2271 15:29:27.178426  <0>[  129.706476] 3e80: b6e9e000 0000000d c3a94e40 c5843f60 c5843ec4 c5843ea0 c07eec8c c0c66f98
 2272 15:29:27.178566  <0>[  129.714946] 3ea0: c5f87dc0 c07eec28 b6e9e000 c290d000 c5843f60 c5842000 c5843f5c c5843ec8
 2273 15:29:27.178680  <0>[  129.723418] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5842000
 2274 15:29:27.181291  <0>[  129.731890] 3ee0: b6e9e000 00020000 00000004 0000000d 0001fff3 c5843ee0 00000001 00000000
 2275 15:29:27.221534  <0>[  129.740361] 3f00: c5f87000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2276 15:29:27.221799  <0>[  129.748836] 3f20: 00000000 00000000 c5843f6c 704e845d c030f638 c5f87dc0 c5f87dc0 c5842000
 2277 15:29:27.221933  <0>[  129.757308] 3f40: 0000000d 00000000 00000000 00000004 c5843f94 c5843f60 c05a2c78 c05a2590
 2278 15:29:27.222046  <0>[  129.765781] 3f60: 00000000 00000000 c047bee0 704e845d 0000000d 0000000d 7ff00000 00000004
 2279 15:29:27.224691  <0>[  129.774254] 3f80: c03002e4 c5842000 c5843fa4 c5843f98 c05a2d08 c05a2c00 00000000 c5843fa8
 2280 15:29:27.264844  <0>[  129.782724] 3fa0: c03000c0 c05a2cfc 0000000d 0000000d 00000001 b6e9e000 0000000d 00000001
 2281 15:29:27.265084  <0>[  129.791196] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9e000 00020000 0041fe38
 2282 15:29:27.265224  <0>[  129.799668] 3fe0: 00000004 bee407e8 b6f6433b b6edd616 60080030 00000001 00000000 00000000
 2283 15:29:27.265339  <0>[  129.808130] Backtrace: 
 2284 15:29:27.265447  <0>[  129.810860] [<c13b1c90>] (execute_location) from [<c0c67968>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2285 15:29:27.267936  <0>[  129.819580]  r7:0000000d r6:c15ec230 r5:c1ad2e94 r4:c5f2a040
 2286 15:29:27.308089  <0>[  129.825525] [<c0c67930>] (lkdtm_EXEC_KMALLOC) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2287 15:29:27.308325  <0>[  129.834160]  r5:c1ad2e94 r4:c5e8e000
 2288 15:29:27.308458  <0>[  129.838013] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2289 15:29:27.308569  <0>[  129.846315] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2290 15:29:27.308675  <0>[  129.854519]  r9:c5843f60 r8:c3a94e40 r7:0000000d r6:b6e9e000 r5:c5f87dc0 r4:c0c66f8c
 2291 15:29:27.311349  <0>[  129.862560] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2292 15:29:27.351476  <0>[  129.870679]  r9:c5842000 r8:c5843f60 r7:c290d000 r6:b6e9e000 r5:c07eec28 r4:c5f87dc0
 2293 15:29:27.351716  <0>[  129.878717] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2294 15:29:27.351866  <0>[  129.886140]  r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5842000 r5:c5f87dc0
 2295 15:29:27.351981  <0>[  129.894254]  r4:c5f87dc0
 2296 15:29:27.352087  <0>[  129.897061] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2297 15:29:27.354698  <0>[  129.904483]  r9:c5842000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d
 2298 15:29:27.394542  <0>[  129.912523] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2299 15:29:27.395135  <0>[  129.920371] Exception stack(0xc5843fa8 to 0xc5843ff0)
 2300 15:29:27.395308  <0>[  129.925704] 3fa0:                   0000000d 0000000d 00000001 b6e9e000 0000000d 00000001
 2301 15:29:27.395452  <0>[  129.934176] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9e000 00020000 0041fe38
 2302 15:29:27.395595  <0>[  129.942644] 3fe0: 00000004 bee407e8 b6f6433b b6edd616
 2303 15:29:27.398010  <0>[  129.947977] Code: efff3c60 efff3c80 efff59c0 efff59e0 (e1a0c00d) 
 2304 15:29:27.412932  <4>[  129.954353] ---[ end trace 27fda672f26a5d42 ]---
 2305 15:29:27.413201  # Segmentation fault
 2306 15:29:27.629195  # [  129.526489] lkdtm: Performing direct entry EXEC_KMALLOC
 2307 15:29:27.629699  # [  129.530580] lkdtm: attempting ok execution at c0c67918
 2308 15:29:27.629883  # [  129.535980] lkdtm: attempting bad execution at c5f2a040
 2309 15:29:27.630022  # [  129.541672] 8<--- cut here ---
 2310 15:29:27.630156  # [  129.544807] Unable to handle kernel paging request at virtual address c5f2a040
 2311 15:29:27.630273  # [  129.552324] pgd = cdec8515
 2312 15:29:27.630384  # [  129.555282] [c5f2a040] *pgd=c5e1141e(bad)
 2313 15:29:27.630518  # [  129.559570] Internal error: Oops: 8000000d [#5] SMP ARM
 2314 15:29:27.672698  # [  129.565067] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2315 15:29:27.672952  # [  129.604120] CPU: 1 PID: 1831 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2316 15:29:27.715736  # [  129.612142] Hardware name: STM32 (Device Tree Support)
 2317 15:29:27.716017  # [  129.617568] PC is at 0xc5f2a040
 2318 15:29:27.716412  # [  129.620975] LR is at execute_location+0xa4/0xb4
 2319 15:29:27.716560  # [  129.625768] pc : [<c5f2a040>]    lr : [<c13b1d34>]    psr: 60080013
 2320 15:29:27.716687  # [  129.632317] sp : c5843e30  ip : c5843d38  fp : c5843e4c
 2321 15:29:27.716800  # [  129.637820] r10: 0000000d  r9 : 00000021  r8 : c5843f60
 2322 15:29:27.716905  # [  129.643324] r7 : 0000000d  r6 : 00000001  r5 : c5f2a040  r4 : c0c67918
 2323 15:29:27.717036  # [  129.650137] r3 : 704e845d  r2 : 704e845d  r1 : ef7aa5e0  r0 : 0000002b
 2324 15:29:27.758899  # [  129.656951] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2325 15:29:27.759437  # [  129.664374] Control: 10c5387d  Table: c680806a  DAC: 00000051
 2326 15:29:27.759612  # [  129.670402] Process cat (pid: 1831, stack limit = 0x04b3c926)
 2327 15:29:27.759747  # [  129.676426] Stack: (0xc5843e30 to 0xc5844000)
 2328 15:29:27.759875  # [  129.681060] 3e20:                                     c5f2a040 c1ad2e94 c15ec230 0000000d
 2329 15:29:27.760001  # [  129.689534] 3e40: c5843e64 c5843e50 c0c67968 c13b1c9c c5e8e000 c1ad2e94 c5843e74 c5843e68
 2330 15:29:27.802498  # [  129.698005] 3e60: c0c66bc8 c0c6793c c5843e9c c5843e78 c0c670a0 c0c66ba8 c0c66f8c c5f87dc0
 2331 15:29:27.803085  # [  129.706476] 3e80: b6e9e000 0000000d c3a94e40 c5843f60 c5843ec4 c5843ea0 c07eec8c c0c66f98
 2332 15:29:27.803292  # [  129.714946] 3ea0: c5f87dc0 c07eec28 b6e9e000 c290d000 c5843f60 c5842000 c5843f5c c5843ec8
 2333 15:29:27.803445  # [  129.723418] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5842000
 2334 15:29:27.803593  # [  129.731890] 3ee0: b6e9e000 00020000 00000004 0000000d 0001fff3 c5843ee0 00000001 00000000
 2335 15:29:27.805972  # [  129.740361] 3f00: c5f87000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2336 15:29:27.845915  # [  129.748836] 3f20: 00000000 00000000 c5843f6c 704e845d c030f638 c5f87dc0 c5f87dc0 c5842000
 2337 15:29:27.846161  # [  129.757308] 3f40: 0000000d 00000000 00000000 00000004 c5843f94 c5843f60 c05a2c78 c05a2590
 2338 15:29:27.846300  # [  129.765781] 3f60: 00000000 00000000 c047bee0 704e845d 0000000d 0000000d 7ff00000 00000004
 2339 15:29:27.846427  # [  129.774254] 3f80: c03002e4 c5842000 c5843fa4 c5843f98 c05a2d08 c05a2c00 00000000 c5843fa8
 2340 15:29:27.849022  # [  129.782724] 3fa0: c03000c0 c05a2cfc 0000000d 0000000d 00000001 b6e9e000 0000000d 00000001
 2341 15:29:27.889314  # [  129.791196] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9e000 00020000 0041fe38
 2342 15:29:27.889528  # [  129.799668] 3fe0: 00000004 bee407e8 b6f6433b b6edd616 60080030 00000001 00000000 00000000
 2343 15:29:27.889701  # [  129.808130] Backtrace: 
 2344 15:29:27.889820  # [  129.810860] [<c13b1c90>] (execute_location) from [<c0c67968>] (lkdtm_EXEC_KMALLOC+0x38/0x44)
 2345 15:29:27.889928  # [  129.819580]  r7:0000000d r6:c15ec230 r5:c1ad2e94 r4:c5f2a040
 2346 15:29:27.892531  # [  129.825525] [<c0c67930>] (lkdtm_EXEC_KMALLOC) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2347 15:29:27.932621  # [  129.834160]  r5:c1ad2e94 r4:c5e8e000
 2348 15:29:27.933172  # [  129.838013] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2349 15:29:27.933366  # [  129.846315] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2350 15:29:27.933508  # [  129.854519]  r9:c5843f60 r8:c3a94e40 r7:0000000d r6:b6e9e000 r5:c5f87dc0 r4:c0c66f8c
 2351 15:29:27.933674  # [  129.862560] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2352 15:29:27.935775  # [  129.870679]  r9:c5842000 r8:c5843f60 r7:c290d000 r6:b6e9e000 r5:c07eec28 r4:c5f87dc0
 2353 15:29:27.976003  # [  129.878717] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2354 15:29:27.976279  # [  129.886140]  r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5842000 r5:c5f87dc0
 2355 15:29:27.976444  # [  129.894254]  r4:c5f87dc0
 2356 15:29:27.976596  # [  129.897061] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2357 15:29:27.976724  # [  129.904483]  r9:c5842000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d
 2358 15:29:27.979205  # [  129.912523] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2359 15:29:28.019074  # [  129.920371] Exception stack(0xc5843fa8 to 0xc5843ff0)
 2360 15:29:28.019615  # [  129.925704] 3fa0:                   0000000d 0000000d 00000001 b6e9e000 0000000d 00000001
 2361 15:29:28.019757  # [  129.934176] 3fc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6e9e000 00020000 0041fe38
 2362 15:29:28.019871  # [  129.942644] 3fe0: 00000004 bee407e8 b6f6433b b6edd616
 2363 15:29:28.019983  # [  129.947977] Code: efff3c60 efff3c80 efff59c0 efff59e0 (e1a0c00d) 
 2364 15:29:28.020087  # [  129.954353] ---[ end trace 27fda672f26a5d42 ]---
 2365 15:29:28.020193  # EXEC_KMALLOC: missing 'call trace:': [FAIL]
 2366 15:29:28.022493  not ok 32 selftests: lkdtm: EXEC_KMALLOC.sh # exit=1
 2367 15:29:28.038139  # selftests: lkdtm: EXEC_VMALLOC.sh
 2368 15:29:28.191879  <6>[  130.713772] lkdtm: Performing direct entry EXEC_VMALLOC
 2369 15:29:28.192443  <6>[  130.718094] lkdtm: attempting ok execution at c0c67918
 2370 15:29:28.192576  <6>[  130.723266] lkdtm: attempting bad execution at f0890000
 2371 15:29:28.192686  <1>[  130.728960] 8<--- cut here ---
 2372 15:29:28.192791  <1>[  130.732097] Unable to handle kernel paging request at virtual address f0890000
 2373 15:29:28.192896  <1>[  130.739736] pgd = 06210920
 2374 15:29:28.192998  <1>[  130.742658] [f0890000] *pgd=c2956811, *pte=f8f8a65f, *ppte=f8f8a45f
 2375 15:29:28.195218  <0>[  130.749222] Internal error: Oops: 8000000f [#6] SMP ARM
 2376 15:29:28.235572  <4>[  130.754627] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2377 15:29:28.278616  <4>[  130.793683] CPU: 0 PID: 1909 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2378 15:29:28.279144  <4>[  130.801711] Hardware name: STM32 (Device Tree Support)
 2379 15:29:28.279289  <4>[  130.807144] PC is at 0xf0890000
 2380 15:29:28.279400  <4>[  130.810548] LR is at execute_location+0xa4/0xb4
 2381 15:29:28.279505  <4>[  130.815343] pc : [<f0890000>]    lr : [<c13b1d34>]    psr: 60080013
 2382 15:29:28.279609  <4>[  130.821896] sp : c5dabe30  ip : c5dabd38  fp : c5dabe4c
 2383 15:29:28.279713  <4>[  130.827400] r10: 0000000d  r9 : 00000022  r8 : c5dabf60
 2384 15:29:28.281852  <4>[  130.832906] r7 : 0000000d  r6 : 00000001  r5 : f0890000  r4 : c0c67918
 2385 15:29:28.322054  <4>[  130.839721] r3 : 690d1874  r2 : 690d1874  r1 : ef7955e0  r0 : 0000002b
 2386 15:29:28.322590  <4>[  130.846538] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2387 15:29:28.322738  <4>[  130.853963] Control: 10c5387d  Table: c5e3406a  DAC: 00000051
 2388 15:29:28.322850  <0>[  130.859997] Process cat (pid: 1909, stack limit = 0x7ad201d9)
 2389 15:29:28.322954  <0>[  130.866021] Stack: (0xc5dabe30 to 0xc5dac000)
 2390 15:29:28.323059  <0>[  130.870658] be20:                                     f0890000 c1ad2ea4 c15ec230 0000000d
 2391 15:29:28.365349  <0>[  130.879135] be40: c5dabe64 c5dabe50 c0c6799c c13b1c9c c5e90000 c1ad2ea4 c5dabe74 c5dabe68
 2392 15:29:28.366035  <0>[  130.887611] be60: c0c66bc8 c0c67980 c5dabe9c c5dabe78 c0c670a0 c0c66ba8 c0c66f8c c5ff68c0
 2393 15:29:28.366251  <0>[  130.896086] be80: b6dba000 0000000d c3a94e40 c5dabf60 c5dabec4 c5dabea0 c07eec8c c0c66f98
 2394 15:29:28.366364  <0>[  130.904561] bea0: c5ff68c0 c07eec28 b6dba000 c290d000 c5dabf60 c5daa000 c5dabf5c c5dabec8
 2395 15:29:28.366471  <0>[  130.913037] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5daa000
 2396 15:29:28.408676  <0>[  130.921511] bee0: b6dba000 00020000 00000004 0000000d 0001fff3 c5dabee0 00000001 00000000
 2397 15:29:28.409266  <0>[  130.929984] bf00: c5ff6000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2398 15:29:28.409477  <0>[  130.938460] bf20: 00000000 00000000 c13c7234 690d1874 c206b6a0 c5ff68c0 c5ff68c0 c5daa000
 2399 15:29:28.409658  <0>[  130.946935] bf40: 0000000d 00000000 00000000 00000004 c5dabf94 c5dabf60 c05a2c78 c05a2590
 2400 15:29:28.409803  <0>[  130.955410] bf60: 00000000 00000000 c5dabfac 690d1874 0000000d 0000000d 7ff00000 00000004
 2401 15:29:28.412003  <0>[  130.963886] bf80: c03002e4 c5daa000 c5dabfa4 c5dabf98 c05a2d08 c05a2c00 00000000 c5dabfa8
 2402 15:29:28.452392  <0>[  130.972361] bfa0: c03000c0 c05a2cfc 0000000d 0000000d 00000001 b6dba000 0000000d 00000001
 2403 15:29:28.452741  <0>[  130.980836] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dba000 00020000 0048fe38
 2404 15:29:28.452973  <0>[  130.989310] bfe0: 00000004 befc07e8 b6e8033b b6df9616 60080030 00000001 00000000 00000000
 2405 15:29:28.453172  <0>[  130.997776] Backtrace: 
 2406 15:29:28.453342  <0>[  131.000506] [<c13b1c90>] (execute_location) from [<c0c6799c>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2407 15:29:28.455536  <0>[  131.009232]  r7:0000000d r6:c15ec230 r5:c1ad2ea4 r4:f0890000
 2408 15:29:28.495637  <0>[  131.015181] [<c0c67974>] (lkdtm_EXEC_VMALLOC) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2409 15:29:28.495874  <0>[  131.023819]  r5:c1ad2ea4 r4:c5e90000
 2410 15:29:28.496006  <0>[  131.027674] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2411 15:29:28.496117  <0>[  131.035977] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2412 15:29:28.496222  <0>[  131.044185]  r9:c5dabf60 r8:c3a94e40 r7:0000000d r6:b6dba000 r5:c5ff68c0 r4:c0c66f8c
 2413 15:29:28.538693  <0>[  131.052229] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2414 15:29:28.539200  <0>[  131.060352]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6dba000 r5:c07eec28 r4:c5ff68c0
 2415 15:29:28.539367  <0>[  131.068391] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2416 15:29:28.539489  <0>[  131.075814]  r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5daa000 r5:c5ff68c0
 2417 15:29:28.539598  <0>[  131.083931]  r4:c5ff68c0
 2418 15:29:28.539703  <0>[  131.086737] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2419 15:29:28.542210  <0>[  131.094161]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d
 2420 15:29:28.582247  <0>[  131.102203] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2421 15:29:28.582527  <0>[  131.110054] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 2422 15:29:28.582698  <0>[  131.115390] bfa0:                   0000000d 0000000d 00000001 b6dba000 0000000d 00000001
 2423 15:29:28.582846  <0>[  131.123867] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dba000 00020000 0048fe38
 2424 15:29:28.582983  <0>[  131.132337] bfe0: 00000004 befc07e8 b6e8033b b6df9616
 2425 15:29:28.583119  <0>[  131.137683] Code: bad PC value
 2426 15:29:28.600991  <4>[  131.141082] ---[ end trace 27fda672f26a5d43 ]---
 2427 15:29:28.601267  # Segmentation fault
 2428 15:29:28.802859  # [  130.713772] lkdtm: Performing direct entry EXEC_VMALLOC
 2429 15:29:28.803511  # [  130.718094] lkdtm: attempting ok execution at c0c67918
 2430 15:29:28.803759  # [  130.723266] lkdtm: attempting bad execution at f0890000
 2431 15:29:28.803917  # [  130.728960] 8<--- cut here ---
 2432 15:29:28.804064  # [  130.732097] Unable to handle kernel paging request at virtual address f0890000
 2433 15:29:28.804202  # [  130.739736] pgd = 06210920
 2434 15:29:28.804335  # [  130.742658] [f0890000] *pgd=c2956811, *pte=f8f8a65f, *ppte=f8f8a45f
 2435 15:29:28.806337  # [  130.749222] Internal error: Oops: 8000000f [#6] SMP ARM
 2436 15:29:28.846321  # [  130.754627] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2437 15:29:28.889497  # [  130.793683] CPU: 0 PID: 1909 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2438 15:29:28.890130  # [  130.801711] Hardware name: STM32 (Device Tree Support)
 2439 15:29:28.890333  # [  130.807144] PC is at 0xf0890000
 2440 15:29:28.890498  # [  130.810548] LR is at execute_location+0xa4/0xb4
 2441 15:29:28.890642  # [  130.815343] pc : [<f0890000>]    lr : [<c13b1d34>]    psr: 60080013
 2442 15:29:28.890771  # [  130.821896] sp : c5dabe30  ip : c5dabd38  fp : c5dabe4c
 2443 15:29:28.890918  # [  130.827400] r10: 0000000d  r9 : 00000022  r8 : c5dabf60
 2444 15:29:28.892714  # [  130.832906] r7 : 0000000d  r6 : 00000001  r5 : f0890000  r4 : c0c67918
 2445 15:29:28.932883  # [  130.839721] r3 : 690d1874  r2 : 690d1874  r1 : ef7955e0  r0 : 0000002b
 2446 15:29:28.933486  # [  130.846538] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2447 15:29:28.933729  # [  130.853963] Control: 10c5387d  Table: c5e3406a  DAC: 00000051
 2448 15:29:28.933897  # [  130.859997] Process cat (pid: 1909, stack limit = 0x7ad201d9)
 2449 15:29:28.934057  # [  130.866021] Stack: (0xc5dabe30 to 0xc5dac000)
 2450 15:29:28.934169  # [  130.870658] be20:                                     f0890000 c1ad2ea4 c15ec230 0000000d
 2451 15:29:28.936396  # [  130.879135] be40: c5dabe64 c5dabe50 c0c6799c c13b1c9c c5e90000 c1ad2ea4 c5dabe74 c5dabe68
 2452 15:29:28.976521  # [  130.887611] be60: c0c66bc8 c0c67980 c5dabe9c c5dabe78 c0c670a0 c0c66ba8 c0c66f8c c5ff68c0
 2453 15:29:28.976811  # [  130.896086] be80: b6dba000 0000000d c3a94e40 c5dabf60 c5dabec4 c5dabea0 c07eec8c c0c66f98
 2454 15:29:28.976979  # [  130.904561] bea0: c5ff68c0 c07eec28 b6dba000 c290d000 c5dabf60 c5daa000 c5dabf5c c5dabec8
 2455 15:29:28.977122  # [  130.913037] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5daa000
 2456 15:29:28.979602  # [  130.921511] bee0: b6dba000 00020000 00000004 0000000d 0001fff3 c5dabee0 00000001 00000000
 2457 15:29:29.019743  # [  130.929984] bf00: c5ff6000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2458 15:29:29.020076  # [  130.938460] bf20: 00000000 00000000 c13c7234 690d1874 c206b6a0 c5ff68c0 c5ff68c0 c5daa000
 2459 15:29:29.020307  # [  130.946935] bf40: 0000000d 00000000 00000000 00000004 c5dabf94 c5dabf60 c05a2c78 c05a2590
 2460 15:29:29.020485  # [  130.955410] bf60: 00000000 00000000 c5dabfac 690d1874 0000000d 0000000d 7ff00000 00000004
 2461 15:29:29.023101  # [  130.963886] bf80: c03002e4 c5daa000 c5dabfa4 c5dabf98 c05a2d08 c05a2c00 00000000 c5dabfa8
 2462 15:29:29.062976  # [  130.972361] bfa0: c03000c0 c05a2cfc 0000000d 0000000d 00000001 b6dba000 0000000d 00000001
 2463 15:29:29.063727  # [  130.980836] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dba000 00020000 0048fe38
 2464 15:29:29.063964  # [  130.989310] bfe0: 00000004 befc07e8 b6e8033b b6df9616 60080030 00000001 00000000 00000000
 2465 15:29:29.064133  # [  130.997776] Backtrace: 
 2466 15:29:29.064294  # [  131.000506] [<c13b1c90>] (execute_location) from [<c0c6799c>] (lkdtm_EXEC_VMALLOC+0x28/0x34)
 2467 15:29:29.066159  # [  131.009232]  r7:0000000d r6:c15ec230 r5:c1ad2ea4 r4:f0890000
 2468 15:29:29.106286  # [  131.015181] [<c0c67974>] (lkdtm_EXEC_VMALLOC) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2469 15:29:29.106905  # [  131.023819]  r5:c1ad2ea4 r4:c5e90000
 2470 15:29:29.107130  # [  131.027674] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2471 15:29:29.107331  # [  131.035977] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2472 15:29:29.107499  # [  131.044185]  r9:c5dabf60 r8:c3a94e40 r7:0000000d r6:b6dba000 r5:c5ff68c0 r4:c0c66f8c
 2473 15:29:29.109782  # [  131.052229] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2474 15:29:29.149543  # [  131.060352]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6dba000 r5:c07eec28 r4:c5ff68c0
 2475 15:29:29.150291  # [  131.068391] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2476 15:29:29.150561  # [  131.075814]  r10:00000004 r9:00000000 r8:00000000 r7:0000000d r6:c5daa000 r5:c5ff68c0
 2477 15:29:29.150815  # [  131.083931]  r4:c5ff68c0
 2478 15:29:29.151045  # [  131.086737] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2479 15:29:29.151271  # [  131.094161]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000d r4:0000000d
 2480 15:29:29.192811  # [  131.102203] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2481 15:29:29.193384  # [  131.110054] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 2482 15:29:29.193550  # [  131.115390] bfa0:                   0000000d 0000000d 00000001 b6dba000 0000000d 00000001
 2483 15:29:29.193761  # [  131.123867] bfc0: 0000000d 0000000d 7ff00000 00000004 00000001 b6dba000 00020000 0048fe38
 2484 15:29:29.193934  # [  131.132337] bfe0: 00000004 befc07e8 b6e8033b b6df9616
 2485 15:29:29.194118  # [  131.137683] Code: bad PC value
 2486 15:29:29.194293  # [  131.141082] ---[ end trace 27fda672f26a5d43 ]---
 2487 15:29:29.196122  # EXEC_VMALLOC: missing 'call trace:': [FAIL]
 2488 15:29:29.213910  not ok 33 selftests: lkdtm: EXEC_VMALLOC.sh # exit=1
 2489 15:29:29.216819  # selftests: lkdtm: EXEC_RODATA.sh
 2490 15:29:29.390291  <6>[  131.912091] lkdtm: Performing direct entry EXEC_RODATA
 2491 15:29:29.390692  <6>[  131.916266] lkdtm: attempting ok execution at c0c67918
 2492 15:29:29.390773  <6>[  131.921495] lkdtm: attempting bad execution at c15ec4cc
 2493 15:29:29.390839  <1>[  131.927240] 8<--- cut here ---
 2494 15:29:29.390892  <1>[  131.930324] Unable to handle kernel paging request at virtual address c15ec4cc
 2495 15:29:29.390940  <1>[  131.937842] pgd = c44e04bf
 2496 15:29:29.390987  <1>[  131.940802] [c15ec4cc] *pgd=c141941e(bad)
 2497 15:29:29.393746  <0>[  131.945090] Internal error: Oops: 8000000d [#7] SMP ARM
 2498 15:29:29.433873  <4>[  131.950588] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2499 15:29:29.476886  <4>[  131.989645] CPU: 0 PID: 1987 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2500 15:29:29.477447  <4>[  131.997671] Hardware name: STM32 (Device Tree Support)
 2501 15:29:29.477629  <4>[  132.003103] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2502 15:29:29.477745  <4>[  132.008422] LR is at execute_location+0xa4/0xb4
 2503 15:29:29.477882  <4>[  132.013220] pc : [<c15ec4cc>]    lr : [<c13b1d34>]    psr: 60080013
 2504 15:29:29.477994  <4>[  132.019772] sp : c5899e38  ip : c5899d40  fp : c5899e54
 2505 15:29:29.478098  <4>[  132.025274] r10: 0000000c  r9 : 00000023  r8 : c5899f60
 2506 15:29:29.480247  <4>[  132.030779] r7 : 0000000c  r6 : 00000000  r5 : c15ec4cc  r4 : c0c67918
 2507 15:29:29.520261  <4>[  132.037593] r3 : 86ac50ad  r2 : 86ac50ad  r1 : ef7955e0  r0 : 0000002b
 2508 15:29:29.520816  <4>[  132.044408] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2509 15:29:29.521007  <4>[  132.051832] Control: 10c5387d  Table: c5d2406a  DAC: 00000051
 2510 15:29:29.521164  <0>[  132.057862] Process cat (pid: 1987, stack limit = 0x849473e8)
 2511 15:29:29.521280  <0>[  132.063888] Stack: (0xc5899e38 to 0xc589a000)
 2512 15:29:29.521390  <0>[  132.068521] 9e20:                                                       c5e8c000 c1ad2eb4
 2513 15:29:29.563547  <0>[  132.076999] 9e40: c15ec230 0000000c c5899e64 c5899e58 c13b1f2c c13b1c9c c5899e74 c5899e68
 2514 15:29:29.564066  <0>[  132.085473] 9e60: c0c66bc8 c13b1f14 c5899e9c c5899e78 c0c670a0 c0c66ba8 c0c66f8c c5a123c0
 2515 15:29:29.564222  <0>[  132.093947] 9e80: b6dab000 0000000c c3a94e40 c5899f60 c5899ec4 c5899ea0 c07eec8c c0c66f98
 2516 15:29:29.564340  <0>[  132.102421] 9ea0: c5a123c0 c07eec28 b6dab000 c290d000 c5899f60 c5898000 c5899f5c c5899ec8
 2517 15:29:29.564451  <0>[  132.110894] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5898000
 2518 15:29:29.606932  <0>[  132.119367] 9ee0: b6dab000 00020000 00000004 0000000c 0001fff4 c5899ee0 00000001 00000000
 2519 15:29:29.607388  <0>[  132.127839] 9f00: c5ff8b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2520 15:29:29.607492  <0>[  132.136314] 9f20: 00000000 00000000 c13c7234 86ac50ad c206b6a0 c5a123c0 c5a123c0 c5898000
 2521 15:29:29.607558  <0>[  132.144788] 9f40: 0000000c 00000000 00000000 00000004 c5899f94 c5899f60 c05a2c78 c05a2590
 2522 15:29:29.607633  <0>[  132.153262] 9f60: 00000000 00000000 c5899fac 86ac50ad 0000000c 0000000c 7ff00000 00000004
 2523 15:29:29.610367  <0>[  132.161737] 9f80: c03002e4 c5898000 c5899fa4 c5899f98 c05a2d08 c05a2c00 00000000 c5899fa8
 2524 15:29:29.650307  <0>[  132.170209] 9fa0: c03000c0 c05a2cfc 0000000c 0000000c 00000001 b6dab000 0000000c 00000001
 2525 15:29:29.650624  <0>[  132.178682] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dab000 00020000 0045fe38
 2526 15:29:29.650785  <0>[  132.187156] 9fe0: 00000004 bee627e8 b6e7133b b6dea616 60080030 00000001 00000000 00000000
 2527 15:29:29.650930  <0>[  132.195620] Backtrace: 
 2528 15:29:29.651068  <0>[  132.198346] [<c13b1c90>] (execute_location) from [<c13b1f2c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2529 15:29:29.653555  <0>[  132.206987]  r7:0000000c r6:c15ec230 r5:c1ad2eb4 r4:c5e8c000
 2530 15:29:29.693821  <0>[  132.212936] [<c13b1f08>] (lkdtm_EXEC_RODATA) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2531 15:29:29.694035  <0>[  132.221496] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2532 15:29:29.694119  <0>[  132.229797] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2533 15:29:29.694193  <0>[  132.238004]  r9:c5899f60 r8:c3a94e40 r7:0000000c r6:b6dab000 r5:c5a123c0 r4:c0c66f8c
 2534 15:29:29.696875  <0>[  132.246046] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2535 15:29:29.736938  <0>[  132.254167]  r9:c5898000 r8:c5899f60 r7:c290d000 r6:b6dab000 r5:c07eec28 r4:c5a123c0
 2536 15:29:29.737584  <0>[  132.262207] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2537 15:29:29.737720  <0>[  132.269634]  r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5898000 r5:c5a123c0
 2538 15:29:29.737780  <0>[  132.277748]  r4:c5a123c0
 2539 15:29:29.737836  <0>[  132.280555] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2540 15:29:29.737913  <0>[  132.287981]  r9:c5898000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c
 2541 15:29:29.785342  <0>[  132.296021] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2542 15:29:29.785824  <0>[  132.303871] Exception stack(0xc5899fa8 to 0xc5899ff0)
 2543 15:29:29.785928  <0>[  132.309206] 9fa0:                   0000000c 0000000c 00000001 b6dab000 0000000c 00000001
 2544 15:29:29.785982  <0>[  132.317681] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dab000 00020000 0045fe38
 2545 15:29:29.786033  <0>[  132.326150] 9fe0: 00000004 bee627e8 b6e7133b b6dea616
 2546 15:29:29.786082  <0>[  132.331484] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2547 15:29:29.788765  <4>[  132.337864] ---[ end trace 27fda672f26a5d44 ]---
 2548 15:29:29.803813  # Segmentation fault
 2549 15:29:29.965194  # [  131.912091] lkdtm: Performing direct entry EXEC_RODATA
 2550 15:29:29.965657  # [  131.916266] lkdtm: attempting ok execution at c0c67918
 2551 15:29:29.965752  # [  131.921495] lkdtm: attempting bad execution at c15ec4cc
 2552 15:29:29.965825  # [  131.927240] 8<--- cut here ---
 2553 15:29:29.965894  # [  131.930324] Unable to handle kernel paging request at virtual address c15ec4cc
 2554 15:29:29.965963  # [  131.937842] pgd = c44e04bf
 2555 15:29:29.966033  # [  131.940802] [c15ec4cc] *pgd=c141941e(bad)
 2556 15:29:29.968740  # [  131.945090] Internal error: Oops: 8000000d [#7] SMP ARM
 2557 15:29:30.008889  # [  131.950588] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2558 15:29:30.011833  # [  131.989645] CPU: 0 PID: 1987 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2559 15:29:30.051886  # [  131.997671] Hardware name: STM32 (Device Tree Support)
 2560 15:29:30.052340  # [  132.003103] PC is at lkdtm_rodata_do_nothing+0x0/0x10
 2561 15:29:30.052491  # [  132.008422] LR is at execute_location+0xa4/0xb4
 2562 15:29:30.052570  # [  132.013220] pc : [<c15ec4cc>]    lr : [<c13b1d34>]    psr: 60080013
 2563 15:29:30.052633  # [  132.019772] sp : c5899e38  ip : c5899d40  fp : c5899e54
 2564 15:29:30.052707  # [  132.025274] r10: 0000000c  r9 : 00000023  r8 : c5899f60
 2565 15:29:30.052774  # [  132.030779] r7 : 0000000c  r6 : 00000000  r5 : c15ec4cc  r4 : c0c67918
 2566 15:29:30.095256  # [  132.037593] r3 : 86ac50ad  r2 : 86ac50ad  r1 : ef7955e0  r0 : 0000002b
 2567 15:29:30.095781  # [  132.044408] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2568 15:29:30.095928  # [  132.051832] Control: 10c5387d  Table: c5d2406a  DAC: 00000051
 2569 15:29:30.096042  # [  132.057862] Process cat (pid: 1987, stack limit = 0x849473e8)
 2570 15:29:30.096147  # [  132.063888] Stack: (0xc5899e38 to 0xc589a000)
 2571 15:29:30.096251  # [  132.068521] 9e20:                                                       c5e8c000 c1ad2eb4
 2572 15:29:30.098018  # [  132.076999] 9e40: c15ec230 0000000c c5899e64 c5899e58 c13b1f2c c13b1c9c c5899e74 c5899e68
 2573 15:29:30.138845  # [  132.085473] 9e60: c0c66bc8 c13b1f14 c5899e9c c5899e78 c0c670a0 c0c66ba8 c0c66f8c c5a123c0
 2574 15:29:30.139057  # [  132.093947] 9e80: b6dab000 0000000c c3a94e40 c5899f60 c5899ec4 c5899ea0 c07eec8c c0c66f98
 2575 15:29:30.139131  # [  132.102421] 9ea0: c5a123c0 c07eec28 b6dab000 c290d000 c5899f60 c5898000 c5899f5c c5899ec8
 2576 15:29:30.139195  # [  132.110894] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5898000
 2577 15:29:30.141983  # [  132.119367] 9ee0: b6dab000 00020000 00000004 0000000c 0001fff4 c5899ee0 00000001 00000000
 2578 15:29:30.182193  # [  132.127839] 9f00: c5ff8b40 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2579 15:29:30.182507  # [  132.136314] 9f20: 00000000 00000000 c13c7234 86ac50ad c206b6a0 c5a123c0 c5a123c0 c5898000
 2580 15:29:30.182666  # [  132.144788] 9f40: 0000000c 00000000 00000000 00000004 c5899f94 c5899f60 c05a2c78 c05a2590
 2581 15:29:30.182783  # [  132.153262] 9f60: 00000000 00000000 c5899fac 86ac50ad 0000000c 0000000c 7ff00000 00000004
 2582 15:29:30.185318  # [  132.161737] 9f80: c03002e4 c5898000 c5899fa4 c5899f98 c05a2d08 c05a2c00 00000000 c5899fa8
 2583 15:29:30.225190  # [  132.170209] 9fa0: c03000c0 c05a2cfc 0000000c 0000000c 00000001 b6dab000 0000000c 00000001
 2584 15:29:30.225729  # [  132.178682] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dab000 00020000 0045fe38
 2585 15:29:30.225929  # [  132.187156] 9fe0: 00000004 bee627e8 b6e7133b b6dea616 60080030 00000001 00000000 00000000
 2586 15:29:30.225983  # [  132.195620] Backtrace: 
 2587 15:29:30.226053  # [  132.198346] [<c13b1c90>] (execute_location) from [<c13b1f2c>] (lkdtm_EXEC_RODATA+0x24/0x28)
 2588 15:29:30.226118  # [  132.206987]  r7:0000000c r6:c15ec230 r5:c1ad2eb4 r4:c5e8c000
 2589 15:29:30.268538  # [  132.212936] [<c13b1f08>] (lkdtm_EXEC_RODATA) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2590 15:29:30.268943  # [  132.221496] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2591 15:29:30.269042  # [  132.229797] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2592 15:29:30.269093  # [  132.238004]  r9:c5899f60 r8:c3a94e40 r7:0000000c r6:b6dab000 r5:c5a123c0 r4:c0c66f8c
 2593 15:29:30.269143  # [  132.246046] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2594 15:29:30.311824  # [  132.254167]  r9:c5898000 r8:c5899f60 r7:c290d000 r6:b6dab000 r5:c07eec28 r4:c5a123c0
 2595 15:29:30.312214  # [  132.262207] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2596 15:29:30.312300  # [  132.269634]  r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5898000 r5:c5a123c0
 2597 15:29:30.312354  # [  132.277748]  r4:c5a123c0
 2598 15:29:30.312403  # [  132.280555] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2599 15:29:30.312453  # [  132.287981]  r9:c5898000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c
 2600 15:29:30.315365  # [  132.296021] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2601 15:29:30.355235  # [  132.303871] Exception stack(0xc5899fa8 to 0xc5899ff0)
 2602 15:29:30.355757  # [  132.309206] 9fa0:                   0000000c 0000000c 00000001 b6dab000 0000000c 00000001
 2603 15:29:30.355916  # [  132.317681] 9fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6dab000 00020000 0045fe38
 2604 15:29:30.356072  # [  132.326150] 9fe0: 00000004 bee627e8 b6e7133b b6dea616
 2605 15:29:30.356217  # [  132.331484] Code: 5f727563 6e756f63 00000074 aa55aa55 (e1a0c00d) 
 2606 15:29:30.356359  # [  132.337864] ---[ end trace 27fda672f26a5d44 ]---
 2607 15:29:30.358731  # EXEC_RODATA: missing 'call trace:': [FAIL]
 2608 15:29:30.375746  not ok 34 selftests: lkdtm: EXEC_RODATA.sh # exit=1
 2609 15:29:30.379060  # selftests: lkdtm: EXEC_USERSPACE.sh
 2610 15:29:30.597009  <6>[  133.118632] lkdtm: Performing direct entry EXEC_USERSPACE
 2611 15:29:30.597262  <6>[  133.122909] lkdtm: attempting ok execution at c0c67918
 2612 15:29:30.597431  <6>[  133.128764] lkdtm: attempting bad execution at b6eef000
 2613 15:29:30.597591  <1>[  133.133814] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6eef000
 2614 15:29:30.597739  <0>[  133.141234] Internal error: : b [#8] SMP ARM
 2615 15:29:30.640248  <4>[  133.145770] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2616 15:29:30.640506  <4>[  133.184826] CPU: 0 PID: 2064 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2617 15:29:30.640684  <4>[  133.192853] Hardware name: STM32 (Device Tree Support)
 2618 15:29:30.643545  <4>[  133.198282] PC is at 0xb6eef000
 2619 15:29:30.683546  <4>[  133.201693] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2620 15:29:30.684074  <4>[  133.206835] pc : [<b6eef000>]    lr : [<c0c67a6c>]    psr: 60080013
 2621 15:29:30.684244  <4>[  133.213386] sp : c6931e48  ip : 00000000  fp : c6931e64
 2622 15:29:30.684367  <4>[  133.218890] r10: 0000000f  r9 : 00000024  r8 : c6931f60
 2623 15:29:30.684511  <4>[  133.224395] r7 : 0000000f  r6 : c15ec230  r5 : c1ad2ec0  r4 : b6eef000
 2624 15:29:30.684628  <4>[  133.231210] r3 : b7faebbc  r2 : b7faebbc  r1 : 00000027  r0 : 0000002b
 2625 15:29:30.687015  <4>[  133.238027] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2626 15:29:30.726814  <4>[  133.245453] Control: 10c5387d  Table: c5b6806a  DAC: 00000051
 2627 15:29:30.727312  <0>[  133.251486] Process cat (pid: 2064, stack limit = 0x3a493def)
 2628 15:29:30.727481  <0>[  133.257508] Stack: (0xc6931e48 to 0xc6932000)
 2629 15:29:30.727608  <0>[  133.262146] 1e40:                   00000001 00000000 c15ec230 c5e8c000 c6931e74 c6931e68
 2630 15:29:30.727727  <0>[  133.270621] 1e60: c0c66bc8 c0c679b4 c6931e9c c6931e78 c0c670a0 c0c66ba8 c0c66f8c c5a188c0
 2631 15:29:30.730276  <0>[  133.279096] 1e80: b6db4000 0000000f c3a94e40 c6931f60 c6931ec4 c6931ea0 c07eec8c c0c66f98
 2632 15:29:30.770167  <0>[  133.287571] 1ea0: c5a188c0 c07eec28 b6db4000 c290d000 c6931f60 c6930000 c6931f5c c6931ec8
 2633 15:29:30.770663  <0>[  133.296045] 1ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6930000
 2634 15:29:30.770844  <0>[  133.304519] 1ee0: b6db4000 00020000 00000004 0000000f 0001fff1 c6931ee0 00000001 00000000
 2635 15:29:30.771006  <0>[  133.312992] 1f00: c5a113c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2636 15:29:30.773633  <0>[  133.321469] 1f20: 00000000 00000000 c13c7234 b7faebbc c206b6a0 c5a188c0 c5a188c0 c6930000
 2637 15:29:30.813459  <0>[  133.329943] 1f40: 0000000f 00000000 00000000 00000004 c6931f94 c6931f60 c05a2c78 c05a2590
 2638 15:29:30.813978  <0>[  133.338418] 1f60: 00000000 00000000 c6931fac b7faebbc 0000000f 0000000f 7ff00000 00000004
 2639 15:29:30.814139  <0>[  133.346894] 1f80: c03002e4 c6930000 c6931fa4 c6931f98 c05a2d08 c05a2c00 00000000 c6931fa8
 2640 15:29:30.814289  <0>[  133.355367] 1fa0: c03000c0 c05a2cfc 0000000f 0000000f 00000001 b6db4000 0000000f 00000001
 2641 15:29:30.814432  <0>[  133.363842] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6db4000 00020000 004cfe38
 2642 15:29:30.856756  <0>[  133.372316] 1fe0: 00000004 bef957e8 b6e7a33b b6df3616 60080030 00000001 00000000 00000000
 2643 15:29:30.857155  <0>[  133.380780] Backtrace: 
 2644 15:29:30.857260  <0>[  133.383507] [<c0c679a8>] (lkdtm_EXEC_USERSPACE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2645 15:29:30.857344  <0>[  133.392317]  r4:c5e8c000
 2646 15:29:30.857407  <0>[  133.395124] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2647 15:29:30.857460  <0>[  133.403425] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2648 15:29:30.860083  <0>[  133.411632]  r9:c6931f60 r8:c3a94e40 r7:0000000f r6:b6db4000 r5:c5a188c0 r4:c0c66f8c
 2649 15:29:30.900414  <0>[  133.419674] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2650 15:29:30.900659  <0>[  133.427795]  r9:c6930000 r8:c6931f60 r7:c290d000 r6:b6db4000 r5:c07eec28 r4:c5a188c0
 2651 15:29:30.900815  <0>[  133.435835] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2652 15:29:30.900933  <0>[  133.443260]  r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c6930000 r5:c5a188c0
 2653 15:29:30.901046  <0>[  133.451376]  r4:c5a188c0
 2654 15:29:30.903656  <0>[  133.454183] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2655 15:29:30.943813  <0>[  133.461608]  r9:c6930000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f
 2656 15:29:30.944074  <0>[  133.469649] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2657 15:29:30.944233  <0>[  133.477500] Exception stack(0xc6931fa8 to 0xc6931ff0)
 2658 15:29:30.944359  <0>[  133.482836] 1fa0:                   0000000f 0000000f 00000001 b6db4000 0000000f 00000001
 2659 15:29:30.944475  <0>[  133.491313] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6db4000 00020000 004cfe38
 2660 15:29:30.946996  <0>[  133.499783] 1fe0: 00000004 bef957e8 b6e7a33b b6df3616
 2661 15:29:30.964752  <0>[  133.505125] Code: bad PC value
 2662 15:29:30.967991  <4>[  133.508441] ---[ end trace 27fda672f26a5d45 ]---
 2663 15:29:30.968221  # Segmentation fault
 2664 15:29:31.183977  # [  133.118632] lkdtm: Performing direct entry EXEC_USERSPACE
 2665 15:29:31.184478  # [  133.122909] lkdtm: attempting ok execution at c0c67918
 2666 15:29:31.184627  # [  133.128764] lkdtm: attempting bad execution at b6eef000
 2667 15:29:31.184741  # [  133.133814] Unhandled prefetch abort: page domain fault (0x00b) at 0xb6eef000
 2668 15:29:31.184849  # [  133.141234] Internal error: : b [#8] SMP ARM
 2669 15:29:31.227637  # [  133.145770] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2670 15:29:31.227888  # [  133.184826] CPU: 0 PID: 2064 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2671 15:29:31.228018  # [  133.192853] Hardware name: STM32 (Device Tree Support)
 2672 15:29:31.230812  # [  133.198282] PC is at 0xb6eef000
 2673 15:29:31.270607  # [  133.201693] LR is at lkdtm_EXEC_USERSPACE+0xc4/0xd4
 2674 15:29:31.271156  # [  133.206835] pc : [<b6eef000>]    lr : [<c0c67a6c>]    psr: 60080013
 2675 15:29:31.271346  # [  133.213386] sp : c6931e48  ip : 00000000  fp : c6931e64
 2676 15:29:31.271502  # [  133.218890] r10: 0000000f  r9 : 00000024  r8 : c6931f60
 2677 15:29:31.271647  # [  133.224395] r7 : 0000000f  r6 : c15ec230  r5 : c1ad2ec0  r4 : b6eef000
 2678 15:29:31.271801  # [  133.231210] r3 : b7faebbc  r2 : b7faebbc  r1 : 00000027  r0 : 0000002b
 2679 15:29:31.274060  # [  133.238027] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2680 15:29:31.314006  # [  133.245453] Control: 10c5387d  Table: c5b6806a  DAC: 00000051
 2681 15:29:31.314536  # [  133.251486] Process cat (pid: 2064, stack limit = 0x3a493def)
 2682 15:29:31.314681  # [  133.257508] Stack: (0xc6931e48 to 0xc6932000)
 2683 15:29:31.314807  # [  133.262146] 1e40:                   00000001 00000000 c15ec230 c5e8c000 c6931e74 c6931e68
 2684 15:29:31.314931  # [  133.270621] 1e60: c0c66bc8 c0c679b4 c6931e9c c6931e78 c0c670a0 c0c66ba8 c0c66f8c c5a188c0
 2685 15:29:31.315053  # [  133.279096] 1e80: b6db4000 0000000f c3a94e40 c6931f60 c6931ec4 c6931ea0 c07eec8c c0c66f98
 2686 15:29:31.357314  # [  133.287571] 1ea0: c5a188c0 c07eec28 b6db4000 c290d000 c6931f60 c6930000 c6931f5c c6931ec8
 2687 15:29:31.357763  # [  133.296045] 1ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6930000
 2688 15:29:31.357888  # [  133.304519] 1ee0: b6db4000 00020000 00000004 0000000f 0001fff1 c6931ee0 00000001 00000000
 2689 15:29:31.357972  # [  133.312992] 1f00: c5a113c0 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2690 15:29:31.358046  # [  133.321469] 1f20: 00000000 00000000 c13c7234 b7faebbc c206b6a0 c5a188c0 c5a188c0 c6930000
 2691 15:29:31.400662  # [  133.329943] 1f40: 0000000f 00000000 00000000 00000004 c6931f94 c6931f60 c05a2c78 c05a2590
 2692 15:29:31.401080  # [  133.338418] 1f60: 00000000 00000000 c6931fac b7faebbc 0000000f 0000000f 7ff00000 00000004
 2693 15:29:31.401181  # [  133.346894] 1f80: c03002e4 c6930000 c6931fa4 c6931f98 c05a2d08 c05a2c00 00000000 c6931fa8
 2694 15:29:31.401267  # [  133.355367] 1fa0: c03000c0 c05a2cfc 0000000f 0000000f 00000001 b6db4000 0000000f 00000001
 2695 15:29:31.401342  # [  133.363842] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6db4000 00020000 004cfe38
 2696 15:29:31.443968  # [  133.372316] 1fe0: 00000004 bef957e8 b6e7a33b b6df3616 60080030 00000001 00000000 00000000
 2697 15:29:31.444167  # [  133.380780] Backtrace: 
 2698 15:29:31.444503  # [  133.383507] [<c0c679a8>] (lkdtm_EXEC_USERSPACE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2699 15:29:31.444616  # [  133.392317]  r4:c5e8c000
 2700 15:29:31.444692  # [  133.395124] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2701 15:29:31.444768  # [  133.403425] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2702 15:29:31.444845  # [  133.411632]  r9:c6931f60 r8:c3a94e40 r7:0000000f r6:b6db4000 r5:c5a188c0 r4:c0c66f8c
 2703 15:29:31.487303  # [  133.419674] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2704 15:29:31.487728  # [  133.427795]  r9:c6930000 r8:c6931f60 r7:c290d000 r6:b6db4000 r5:c07eec28 r4:c5a188c0
 2705 15:29:31.487827  # [  133.435835] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2706 15:29:31.487900  # [  133.443260]  r10:00000004 r9:00000000 r8:00000000 r7:0000000f r6:c6930000 r5:c5a188c0
 2707 15:29:31.487969  # [  133.451376]  r4:c5a188c0
 2708 15:29:31.488035  # [  133.454183] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2709 15:29:31.530694  # [  133.461608]  r9:c6930000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000f r4:0000000f
 2710 15:29:31.531155  # [  133.469649] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2711 15:29:31.531244  # [  133.477500] Exception stack(0xc6931fa8 to 0xc6931ff0)
 2712 15:29:31.531299  # [  133.482836] 1fa0:                   0000000f 0000000f 00000001 b6db4000 0000000f 00000001
 2713 15:29:31.531350  # [  133.491313] 1fc0: 0000000f 0000000f 7ff00000 00000004 00000001 b6db4000 00020000 004cfe38
 2714 15:29:31.531399  # [  133.499783] 1fe0: 00000004 bef957e8 b6e7a33b b6df3616
 2715 15:29:31.534191  # [  133.505125] Code: bad PC value
 2716 15:29:31.556716  # [  133.508441] ---[ end trace 27fda672f26a5d45 ]---
 2717 15:29:31.557209  # EXEC_USERSPACE: missing 'call trace:': [FAIL]
 2718 15:29:31.557406  not ok 35 selftests: lkdtm: EXEC_USERSPACE.sh # exit=1
 2719 15:29:31.560041  # selftests: lkdtm: EXEC_NULL.sh
 2720 15:29:31.775777  <6>[  134.295727] lkdtm: Performing direct entry EXEC_NULL
 2721 15:29:31.776212  <6>[  134.299689] lkdtm: attempting ok execution at c0c67918
 2722 15:29:31.776371  <6>[  134.304956] lkdtm: attempting bad execution at 00000000
 2723 15:29:31.776442  <1>[  134.310620] 8<--- cut here ---
 2724 15:29:31.776496  <1>[  134.313789] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2725 15:29:31.776553  <1>[  134.322300] pgd = 4d324fa4
 2726 15:29:31.776603  <1>[  134.325218] [00000000] *pgd=00000000
 2727 15:29:31.776667  <0>[  134.329081] Internal error: Oops: 80000005 [#9] SMP ARM
 2728 15:29:31.819576  <4>[  134.334483] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2729 15:29:31.822853  <4>[  134.373541] CPU: 0 PID: 2136 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2730 15:29:31.862645  <4>[  134.381568] Hardware name: STM32 (Device Tree Support)
 2731 15:29:31.863074  <4>[  134.386998] PC is at 0x0
 2732 15:29:31.863189  <4>[  134.389793] LR is at execute_location+0xa4/0xb4
 2733 15:29:31.863262  <4>[  134.394590] pc : [<00000000>]    lr : [<c13b1d34>]    psr: 60080013
 2734 15:29:31.863331  <4>[  134.401141] sp : c68b3e38  ip : c68b3d40  fp : c68b3e54
 2735 15:29:31.863408  <4>[  134.406645] r10: 0000000a  r9 : 00000025  r8 : c68b3f60
 2736 15:29:31.863476  <4>[  134.412150] r7 : 0000000a  r6 : 00000000  r5 : 00000000  r4 : c0c67918
 2737 15:29:31.866126  <4>[  134.418964] r3 : eb988261  r2 : eb988261  r1 : ef7955e0  r0 : 0000002b
 2738 15:29:31.906222  <4>[  134.425780] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2739 15:29:31.906403  <4>[  134.433204] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 2740 15:29:31.906485  <0>[  134.439237] Process cat (pid: 2136, stack limit = 0x323b7a01)
 2741 15:29:31.906550  <0>[  134.445261] Stack: (0xc68b3e38 to 0xc68b4000)
 2742 15:29:31.906615  <0>[  134.449894] 3e20:                                                       c5e8c000 c1ad2ed0
 2743 15:29:31.909476  <0>[  134.458373] 3e40: c15ec230 0000000a c68b3e64 c68b3e58 c13b1f50 c13b1c9c c68b3e74 c68b3e68
 2744 15:29:31.949391  <0>[  134.466848] 3e60: c0c66bc8 c13b1f3c c68b3e9c c68b3e78 c0c670a0 c0c66ba8 c0c66f8c c5a12c80
 2745 15:29:31.949841  <0>[  134.475324] 3e80: b6e19000 0000000a c3a94e40 c68b3f60 c68b3ec4 c68b3ea0 c07eec8c c0c66f98
 2746 15:29:31.949975  <0>[  134.483799] 3ea0: c5a12c80 c07eec28 b6e19000 c290d000 c68b3f60 c68b2000 c68b3f5c c68b3ec8
 2747 15:29:31.950045  <0>[  134.492275] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c68b2000
 2748 15:29:31.952789  <0>[  134.500750] 3ee0: b6e19000 00020000 00000004 0000000a 0001fff6 c68b3ee0 00000001 00000000
 2749 15:29:31.992723  <0>[  134.509226] 3f00: c5b99640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2750 15:29:31.993142  <0>[  134.517703] 3f20: 00000000 00000000 c13c7234 eb988261 c206b6a0 c5a12c80 c5a12c80 c68b2000
 2751 15:29:31.993254  <0>[  134.526178] 3f40: 0000000a 00000000 00000000 00000004 c68b3f94 c68b3f60 c05a2c78 c05a2590
 2752 15:29:31.993331  <0>[  134.534654] 3f60: 00000000 00000000 c68b3fac eb988261 0000000a 0000000a 7ff00000 00000004
 2753 15:29:31.993412  <0>[  134.543129] 3f80: c03002e4 c68b2000 c68b3fa4 c68b3f98 c05a2d08 c05a2c00 00000000 c68b3fa8
 2754 15:29:32.035837  <0>[  134.551605] 3fa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6e19000 0000000a 00000001
 2755 15:29:32.036234  <0>[  134.560081] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e19000 00020000 004dfe38
 2756 15:29:32.036310  <0>[  134.568558] 3fe0: 00000004 bec1e7e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000
 2757 15:29:32.036377  <0>[  134.577024] Backtrace: 
 2758 15:29:32.036441  <0>[  134.579749] [<c13b1c90>] (execute_location) from [<c13b1f50>] (lkdtm_EXEC_NULL+0x20/0x24)
 2759 15:29:32.036506  <0>[  134.588220]  r7:0000000a r6:c15ec230 r5:c1ad2ed0 r4:c5e8c000
 2760 15:29:32.079385  <0>[  134.594170] [<c13b1f30>] (lkdtm_EXEC_NULL) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2761 15:29:32.079797  <0>[  134.602557] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2762 15:29:32.079895  <0>[  134.610859] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2763 15:29:32.079964  <0>[  134.619068]  r9:c68b3f60 r8:c3a94e40 r7:0000000a r6:b6e19000 r5:c5a12c80 r4:c0c66f8c
 2764 15:29:32.080041  <0>[  134.627112] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2765 15:29:32.122707  <0>[  134.635234]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e19000 r5:c07eec28 r4:c5a12c80
 2766 15:29:32.123131  <0>[  134.643276] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2767 15:29:32.123229  <0>[  134.650702]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c68b2000 r5:c5a12c80
 2768 15:29:32.123296  <0>[  134.658820]  r4:c5a12c80
 2769 15:29:32.123371  <0>[  134.661628] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2770 15:29:32.123438  <0>[  134.669055]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 2771 15:29:32.126191  <0>[  134.677099] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2772 15:29:32.170697  <0>[  134.684951] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 2773 15:29:32.171120  <0>[  134.690288] 3fa0:                   0000000a 0000000a 00000001 b6e19000 0000000a 00000001
 2774 15:29:32.171215  <0>[  134.698764] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e19000 00020000 004dfe38
 2775 15:29:32.171281  <0>[  134.707236] 3fe0: 00000004 bec1e7e8 b6edf33b b6e58616
 2776 15:29:32.171344  <0>[  134.712576] Code: bad PC value
 2777 15:29:32.174137  <4>[  134.715972] ---[ end trace 27fda672f26a5d46 ]---
 2778 15:29:32.174305  # Segmentation fault
 2779 15:29:32.424422  # [  134.295727] lkdtm: Performing direct entry EXEC_NULL
 2780 15:29:32.424827  # [  134.299689] lkdtm: attempting ok execution at c0c67918
 2781 15:29:32.424921  # [  134.304956] lkdtm: attempting bad execution at 00000000
 2782 15:29:32.424986  # [  134.310620] 8<--- cut here ---
 2783 15:29:32.425047  # [  134.313789] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2784 15:29:32.425108  # [  134.322300] pgd = 4d324fa4
 2785 15:29:32.425168  # [  134.325218] [00000000] *pgd=00000000
 2786 15:29:32.427782  # [  134.329081] Internal error: Oops: 80000005 [#9] SMP ARM
 2787 15:29:32.468114  # [  134.334483] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2788 15:29:32.471308  # [  134.373541] CPU: 0 PID: 2136 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2789 15:29:32.511184  # [  134.381568] Hardware name: STM32 (Device Tree Support)
 2790 15:29:32.511594  # [  134.386998] PC is at 0x0
 2791 15:29:32.511676  # [  134.389793] LR is at execute_location+0xa4/0xb4
 2792 15:29:32.511742  # [  134.394590] pc : [<00000000>]    lr : [<c13b1d34>]    psr: 60080013
 2793 15:29:32.511806  # [  134.401141] sp : c68b3e38  ip : c68b3d40  fp : c68b3e54
 2794 15:29:32.511869  # [  134.406645] r10: 0000000a  r9 : 00000025  r8 : c68b3f60
 2795 15:29:32.511938  # [  134.412150] r7 : 0000000a  r6 : 00000000  r5 : 00000000  r4 : c0c67918
 2796 15:29:32.514615  # [  134.418964] r3 : eb988261  r2 : eb988261  r1 : ef7955e0  r0 : 0000002b
 2797 15:29:32.554743  # [  134.425780] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2798 15:29:32.554897  # [  134.433204] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 2799 15:29:32.554974  # [  134.439237] Process cat (pid: 2136, stack limit = 0x323b7a01)
 2800 15:29:32.555044  # [  134.445261] Stack: (0xc68b3e38 to 0xc68b4000)
 2801 15:29:32.555111  # [  134.449894] 3e20:                                                       c5e8c000 c1ad2ed0
 2802 15:29:32.558068  # [  134.458373] 3e40: c15ec230 0000000a c68b3e64 c68b3e58 c13b1f50 c13b1c9c c68b3e74 c68b3e68
 2803 15:29:32.597927  # [  134.466848] 3e60: c0c66bc8 c13b1f3c c68b3e9c c68b3e78 c0c670a0 c0c66ba8 c0c66f8c c5a12c80
 2804 15:29:32.598368  # [  134.475324] 3e80: b6e19000 0000000a c3a94e40 c68b3f60 c68b3ec4 c68b3ea0 c07eec8c c0c66f98
 2805 15:29:32.598459  # [  134.483799] 3ea0: c5a12c80 c07eec28 b6e19000 c290d000 c68b3f60 c68b2000 c68b3f5c c68b3ec8
 2806 15:29:32.598528  # [  134.492275] 3ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c68b2000
 2807 15:29:32.598595  # [  134.500750] 3ee0: b6e19000 00020000 00000004 0000000a 0001fff6 c68b3ee0 00000001 00000000
 2808 15:29:32.641230  # [  134.509226] 3f00: c5b99640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2809 15:29:32.641656  # [  134.517703] 3f20: 00000000 00000000 c13c7234 eb988261 c206b6a0 c5a12c80 c5a12c80 c68b2000
 2810 15:29:32.641790  # [  134.526178] 3f40: 0000000a 00000000 00000000 00000004 c68b3f94 c68b3f60 c05a2c78 c05a2590
 2811 15:29:32.641874  # [  134.534654] 3f60: 00000000 00000000 c68b3fac eb988261 0000000a 0000000a 7ff00000 00000004
 2812 15:29:32.641955  # [  134.543129] 3f80: c03002e4 c68b2000 c68b3fa4 c68b3f98 c05a2d08 c05a2c00 00000000 c68b3fa8
 2813 15:29:32.684537  # [  134.551605] 3fa0: c03000c0 c05a2cfc 0000000a 0000000a 00000001 b6e19000 0000000a 00000001
 2814 15:29:32.684971  # [  134.560081] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e19000 00020000 004dfe38
 2815 15:29:32.685088  # [  134.568558] 3fe0: 00000004 bec1e7e8 b6edf33b b6e58616 60080030 00000001 00000000 00000000
 2816 15:29:32.685155  # [  134.577024] Backtrace: 
 2817 15:29:32.685221  # [  134.579749] [<c13b1c90>] (execute_location) from [<c13b1f50>] (lkdtm_EXEC_NULL+0x20/0x24)
 2818 15:29:32.685285  # [  134.588220]  r7:0000000a r6:c15ec230 r5:c1ad2ed0 r4:c5e8c000
 2819 15:29:32.727930  # [  134.594170] [<c13b1f30>] (lkdtm_EXEC_NULL) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2820 15:29:32.728435  # [  134.602557] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2821 15:29:32.728547  # [  134.610859] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2822 15:29:32.728614  # [  134.619068]  r9:c68b3f60 r8:c3a94e40 r7:0000000a r6:b6e19000 r5:c5a12c80 r4:c0c66f8c
 2823 15:29:32.728676  # [  134.627112] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2824 15:29:32.731454  # [  134.635234]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e19000 r5:c07eec28 r4:c5a12c80
 2825 15:29:32.771185  # [  134.643276] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2826 15:29:32.771584  # [  134.650702]  r10:00000004 r9:00000000 r8:00000000 r7:0000000a r6:c68b2000 r5:c5a12c80
 2827 15:29:32.771669  # [  134.658820]  r4:c5a12c80
 2828 15:29:32.771737  # [  134.661628] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2829 15:29:32.771812  # [  134.669055]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000a r4:0000000a
 2830 15:29:32.774653  # [  134.677099] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2831 15:29:32.824695  # [  134.684951] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 2832 15:29:32.825107  # [  134.690288] 3fa0:                   0000000a 0000000a 00000001 b6e19000 0000000a 00000001
 2833 15:29:32.825183  # [  134.698764] 3fc0: 0000000a 0000000a 7ff00000 00000004 00000001 b6e19000 00020000 004dfe38
 2834 15:29:32.825249  # [  134.707236] 3fe0: 00000004 bec1e7e8 b6edf33b b6e58616
 2835 15:29:32.825311  # [  134.712576] Code: bad PC value
 2836 15:29:32.825373  # [  134.715972] ---[ end trace 27fda672f26a5d46 ]---
 2837 15:29:32.825435  # EXEC_NULL: missing 'call trace:': [FAIL]
 2838 15:29:32.828031  not ok 36 selftests: lkdtm: EXEC_NULL.sh # exit=1
 2839 15:29:32.828172  # selftests: lkdtm: ACCESS_USERSPACE.sh
 2840 15:29:33.027869  <6>[  135.548367] lkdtm: Performing direct entry ACCESS_USERSPACE
 2841 15:29:33.028294  <6>[  135.552864] lkdtm: attempting bad read at b6f28000
 2842 15:29:33.028380  <1>[  135.558033] 8<--- cut here ---
 2843 15:29:33.028449  <1>[  135.561184] Unhandled fault: page domain fault (0x01b) at 0xb6f28000
 2844 15:29:33.028516  <1>[  135.567820] pgd = f40c2fc2
 2845 15:29:33.028581  <1>[  135.570782] [b6f28000] *pgd=f8071835
 2846 15:29:33.028647  <0>[  135.574633] Internal error: : 1b [#10] SMP ARM
 2847 15:29:33.071612  <4>[  135.579345] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2848 15:29:33.071793  <4>[  135.618394] CPU: 1 PID: 2213 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2849 15:29:33.074846  <4>[  135.626419] Hardware name: STM32 (Device Tree Support)
 2850 15:29:33.114530  <4>[  135.631853] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2851 15:29:33.114948  <4>[  135.637349] LR is at __irq_work_queue_local+0x40/0x74
 2852 15:29:33.115046  <4>[  135.642668] pc : [<c0c67b90>]    lr : [<c04a1fd4>]    psr: 60080013
 2853 15:29:33.115114  <4>[  135.649218] sp : c6a19e38  ip : c6a19d40  fp : c6a19e64
 2854 15:29:33.115188  <4>[  135.654719] r10: 00000011  r9 : 00000026  r8 : c6a19f60
 2855 15:29:33.115258  <4>[  135.660224] r7 : 00000011  r6 : 00000051  r5 : c6a18000  r4 : b6f28000
 2856 15:29:33.115322  <4>[  135.667037] r3 : a84ad4a8  r2 : a84ad4a8  r1 : ef7aa5e0  r0 : 00000026
 2857 15:29:33.158080  <4>[  135.673851] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2858 15:29:33.158677  <4>[  135.681275] Control: 10c5387d  Table: c693406a  DAC: 00000051
 2859 15:29:33.158983  <0>[  135.687306] Process cat (pid: 2213, stack limit = 0x6498faae)
 2860 15:29:33.159153  <0>[  135.693331] Stack: (0xc6a19e38 to 0xc6a1a000)
 2861 15:29:33.159268  <0>[  135.697964] 9e20:                                                       00000022 00000000
 2862 15:29:33.159380  <0>[  135.706441] 9e40: 00000000 a84ad4a8 c6a19e6c c5ed5000 c1ad2edc c15ec230 c6a19e74 c6a19e68
 2863 15:29:33.201405  <0>[  135.714914] 9e60: c0c66bc8 c0c67a88 c6a19e9c c6a19e78 c0c670a0 c0c66ba8 c0c66f8c c5a18dc0
 2864 15:29:33.202149  <0>[  135.723387] 9e80: b6ded000 00000011 c3a94e40 c6a19f60 c6a19ec4 c6a19ea0 c07eec8c c0c66f98
 2865 15:29:33.202300  <0>[  135.731858] 9ea0: c5a18dc0 c07eec28 b6ded000 c290d000 c6a19f60 c6a18000 c6a19f5c c6a19ec8
 2866 15:29:33.202414  <0>[  135.740331] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c2c58324 c05a2c78 c6a18000
 2867 15:29:33.202521  <0>[  135.748803] 9ee0: b6ded000 00020000 00000004 00000011 0001ffef c6a19ee0 00000001 00000000
 2868 15:29:33.244795  <0>[  135.757274] 9f00: c5a18140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2869 15:29:33.245426  <0>[  135.765746] 9f20: 00000000 00000000 c6a18000 a84ad4a8 b6dec000 c5a18dc0 c5a18dc0 c6a18000
 2870 15:29:33.245655  <0>[  135.774219] 9f40: 00000011 00000000 00000000 00000004 c6a19f94 c6a19f60 c05a2c78 c05a2590
 2871 15:29:33.245782  <0>[  135.782690] 9f60: 00000000 00000000 c6a19fac a84ad4a8 00000011 00000011 7ff00000 00000004
 2872 15:29:33.245890  <0>[  135.791161] 9f80: c03002e4 c6a18000 c6a19fa4 c6a19f98 c05a2d08 c05a2c00 00000000 c6a19fa8
 2873 15:29:33.248112  <0>[  135.799633] 9fa0: c03000c0 c05a2cfc 00000011 00000011 00000001 b6ded000 00000011 00000001
 2874 15:29:33.288390  <0>[  135.808105] 9fc0: 00000011 00000011 7ff00000 00000004 00000001 b6ded000 00020000 004cfe38
 2875 15:29:33.288738  <0>[  135.816577] 9fe0: 00000004 be8757e8 b6eb333b b6e2c616 60080030 00000001 00000000 00000000
 2876 15:29:33.288888  <0>[  135.825039] Backtrace: 
 2877 15:29:33.288996  <0>[  135.827767] [<c0c67a7c>] (lkdtm_ACCESS_USERSPACE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2878 15:29:33.289101  <0>[  135.836751]  r6:c15ec230 r5:c1ad2edc r4:c5ed5000
 2879 15:29:33.291592  <0>[  135.841649] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2880 15:29:33.331677  <0>[  135.849947] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2881 15:29:33.331968  <0>[  135.858151]  r9:c6a19f60 r8:c3a94e40 r7:00000011 r6:b6ded000 r5:c5a18dc0 r4:c0c66f8c
 2882 15:29:33.332097  <0>[  135.866191] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2883 15:29:33.332208  <0>[  135.874310]  r9:c6a18000 r8:c6a19f60 r7:c290d000 r6:b6ded000 r5:c07eec28 r4:c5a18dc0
 2884 15:29:33.332315  <0>[  135.882348] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2885 15:29:33.374678  <0>[  135.889771]  r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c6a18000 r5:c5a18dc0
 2886 15:29:33.375268  <0>[  135.897885]  r4:c5a18dc0
 2887 15:29:33.375502  <0>[  135.900692] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2888 15:29:33.375617  <0>[  135.908115]  r9:c6a18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011
 2889 15:29:33.375724  <0>[  135.916155] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2890 15:29:33.375829  <0>[  135.924006] Exception stack(0xc6a19fa8 to 0xc6a19ff0)
 2891 15:29:33.377870  <0>[  135.929339] 9fa0:                   00000011 00000011 00000001 b6ded000 00000011 00000001
 2892 15:29:33.411993  <0>[  135.937814] 9fc0: 00000011 00000011 7ff00000 00000004 00000001 b6ded000 00020000 004cfe38
 2893 15:29:33.412178  <0>[  135.946283] 9fe0: 00000004 be8757e8 b6eb333b b6e2c616
 2894 15:29:33.412246  <0>[  135.951616] Code: e1a01004 e3030e00 e34c01ad eb1cfc23 (e5943000) 
 2895 15:29:33.414984  <4>[  135.957995] ---[ end trace 27fda672f26a5d47 ]---
 2896 15:29:33.415143  # Segmentation fault
 2897 15:29:33.623993  # [  135.548367] lkdtm: Performing direct entry ACCESS_USERSPACE
 2898 15:29:33.624171  # [  135.552864] lkdtm: attempting bad read at b6f28000
 2899 15:29:33.624239  # [  135.558033] 8<--- cut here ---
 2900 15:29:33.624305  # [  135.561184] Unhandled fault: page domain fault (0x01b) at 0xb6f28000
 2901 15:29:33.624370  # [  135.567820] pgd = f40c2fc2
 2902 15:29:33.624431  # [  135.570782] [b6f28000] *pgd=f8071835
 2903 15:29:33.624491  # [  135.574633] Internal error: : 1b [#10] SMP ARM
 2904 15:29:33.667191  # [  135.579345] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2905 15:29:33.667348  # [  135.618394] CPU: 1 PID: 2213 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2906 15:29:33.670321  # [  135.626419] Hardware name: STM32 (Device Tree Support)
 2907 15:29:33.710495  # [  135.631853] PC is at lkdtm_ACCESS_USERSPACE+0x114/0x16c
 2908 15:29:33.710935  # [  135.637349] LR is at __irq_work_queue_local+0x40/0x74
 2909 15:29:33.711069  # [  135.642668] pc : [<c0c67b90>]    lr : [<c04a1fd4>]    psr: 60080013
 2910 15:29:33.711148  # [  135.649218] sp : c6a19e38  ip : c6a19d40  fp : c6a19e64
 2911 15:29:33.711212  # [  135.654719] r10: 00000011  r9 : 00000026  r8 : c6a19f60
 2912 15:29:33.711275  # [  135.660224] r7 : 00000011  r6 : 00000051  r5 : c6a18000  r4 : b6f28000
 2913 15:29:33.711339  # [  135.667037] r3 : a84ad4a8  r2 : a84ad4a8  r1 : ef7aa5e0  r0 : 00000026
 2914 15:29:33.753645  # [  135.673851] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2915 15:29:33.754074  # [  135.681275] Control: 10c5387d  Table: c693406a  DAC: 00000051
 2916 15:29:33.754173  # [  135.687306] Process cat (pid: 2213, stack limit = 0x6498faae)
 2917 15:29:33.754240  # [  135.693331] Stack: (0xc6a19e38 to 0xc6a1a000)
 2918 15:29:33.754304  # [  135.697964] 9e20:                                                       00000022 00000000
 2919 15:29:33.754378  # [  135.706441] 9e40: 00000000 a84ad4a8 c6a19e6c c5ed5000 c1ad2edc c15ec230 c6a19e74 c6a19e68
 2920 15:29:33.797204  # [  135.714914] 9e60: c0c66bc8 c0c67a88 c6a19e9c c6a19e78 c0c670a0 c0c66ba8 c0c66f8c c5a18dc0
 2921 15:29:33.797614  # [  135.723387] 9e80: b6ded000 00000011 c3a94e40 c6a19f60 c6a19ec4 c6a19ea0 c07eec8c c0c66f98
 2922 15:29:33.797719  # [  135.731858] 9ea0: c5a18dc0 c07eec28 b6ded000 c290d000 c6a19f60 c6a18000 c6a19f5c c6a19ec8
 2923 15:29:33.797786  # [  135.740331] 9ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c2c58324 c05a2c78 c6a18000
 2924 15:29:33.797859  # [  135.748803] 9ee0: b6ded000 00020000 00000004 00000011 0001ffef c6a19ee0 00000001 00000000
 2925 15:29:33.800447  # [  135.757274] 9f00: c5a18140 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2926 15:29:33.840760  # [  135.765746] 9f20: 00000000 00000000 c6a18000 a84ad4a8 b6dec000 c5a18dc0 c5a18dc0 c6a18000
 2927 15:29:33.840948  # [  135.774219] 9f40: 00000011 00000000 00000000 00000004 c6a19f94 c6a19f60 c05a2c78 c05a2590
 2928 15:29:33.841018  # [  135.782690] 9f60: 00000000 00000000 c6a19fac a84ad4a8 00000011 00000011 7ff00000 00000004
 2929 15:29:33.841082  # [  135.791161] 9f80: c03002e4 c6a18000 c6a19fa4 c6a19f98 c05a2d08 c05a2c00 00000000 c6a19fa8
 2930 15:29:33.843732  # [  135.799633] 9fa0: c03000c0 c05a2cfc 00000011 00000011 00000001 b6ded000 00000011 00000001
 2931 15:29:33.884178  # [  135.808105] 9fc0: 00000011 00000011 7ff00000 00000004 00000001 b6ded000 00020000 004cfe38
 2932 15:29:33.884510  # [  135.816577] 9fe0: 00000004 be8757e8 b6eb333b b6e2c616 60080030 00000001 00000000 00000000
 2933 15:29:33.884723  # [  135.825039] Backtrace: 
 2934 15:29:33.884900  # [  135.827767] [<c0c67a7c>] (lkdtm_ACCESS_USERSPACE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2935 15:29:33.885044  # [  135.836751]  r6:c15ec230 r5:c1ad2edc r4:c5ed5000
 2936 15:29:33.887083  # [  135.841649] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2937 15:29:33.926905  # [  135.849947] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2938 15:29:33.927415  # [  135.858151]  r9:c6a19f60 r8:c3a94e40 r7:00000011 r6:b6ded000 r5:c5a18dc0 r4:c0c66f8c
 2939 15:29:33.927568  # [  135.866191] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2940 15:29:33.927684  # [  135.874310]  r9:c6a18000 r8:c6a19f60 r7:c290d000 r6:b6ded000 r5:c07eec28 r4:c5a18dc0
 2941 15:29:33.927791  # [  135.882348] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 2942 15:29:33.970436  # [  135.889771]  r10:00000004 r9:00000000 r8:00000000 r7:00000011 r6:c6a18000 r5:c5a18dc0
 2943 15:29:33.970719  # [  135.897885]  r4:c5a18dc0
 2944 15:29:33.971208  # [  135.900692] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 2945 15:29:33.971413  # [  135.908115]  r9:c6a18000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000011 r4:00000011
 2946 15:29:33.971532  # [  135.916155] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 2947 15:29:33.971641  # [  135.924006] Exception stack(0xc6a19fa8 to 0xc6a19ff0)
 2948 15:29:33.974128  # [  135.929339] 9fa0:                   00000011 00000011 00000001 b6ded000 00000011 00000001
 2949 15:29:34.018680  # [  135.937814] 9fc0: 00000011 00000011 7ff00000 00000004 00000001 b6ded000 00020000 004cfe38
 2950 15:29:34.019247  # [  135.946283] 9fe0: 00000004 be8757e8 b6eb333b b6e2c616
 2951 15:29:34.019474  # [  135.951616] Code: e1a01004 e3030e00 e34c01ad eb1cfc23 (e5943000) 
 2952 15:29:34.019633  # [  135.957995] ---[ end trace 27fda672f26a5d47 ]---
 2953 15:29:34.019746  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 2954 15:29:34.019852  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 2955 15:29:34.021953  # selftests: lkdtm: ACCESS_NULL.sh
 2956 15:29:34.258211  <6>[  136.780088] lkdtm: Performing direct entry ACCESS_NULL
 2957 15:29:34.258630  <6>[  136.784085] lkdtm: attempting bad read at 00000000
 2958 15:29:34.258770  <1>[  136.789390] 8<--- cut here ---
 2959 15:29:34.258844  <1>[  136.792514] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 2960 15:29:34.258920  <1>[  136.801040] pgd = d1f69019
 2961 15:29:34.258990  <1>[  136.803829] [00000000] *pgd=00000000
 2962 15:29:34.259054  <0>[  136.807932] Internal error: Oops: 5 [#11] SMP ARM
 2963 15:29:34.301779  <4>[  136.812649] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 2964 15:29:34.302003  <4>[  136.851704] CPU: 1 PID: 2289 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 2965 15:29:34.304977  <4>[  136.859727] Hardware name: STM32 (Device Tree Support)
 2966 15:29:34.344923  <4>[  136.865161] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 2967 15:29:34.345478  <4>[  136.870050] LR is at __irq_work_queue_local+0x40/0x74
 2968 15:29:34.345695  <4>[  136.875366] pc : [<c13b1f7c>]    lr : [<c04a1fd4>]    psr: 60080013
 2969 15:29:34.345870  <4>[  136.881918] sp : c5fb1e50  ip : c5fb1d58  fp : c5fb1e64
 2970 15:29:34.346032  <4>[  136.887419] r10: 0000000c  r9 : 00000027  r8 : c5fb1f60
 2971 15:29:34.346192  <4>[  136.892924] r7 : 0000000c  r6 : c15ec230  r5 : c1ad2ef0  r4 : 00000000
 2972 15:29:34.348339  <4>[  136.899738] r3 : 6b1189c4  r2 : 6b1189c4  r1 : ef7aa5e0  r0 : 00000026
 2973 15:29:34.388279  <4>[  136.906554] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 2974 15:29:34.388917  <4>[  136.913978] Control: 10c5387d  Table: c68b406a  DAC: 00000051
 2975 15:29:34.389138  <0>[  136.920012] Process cat (pid: 2289, stack limit = 0xa220610c)
 2976 15:29:34.389300  <0>[  136.926034] Stack: (0xc5fb1e50 to 0xc5fb2000)
 2977 15:29:34.389452  <0>[  136.930670] 1e40:                                     c5ecb000 c1ad2ef0 c5fb1e74 c5fb1e68
 2978 15:29:34.389625  <0>[  136.939144] 1e60: c0c66bc8 c13b1f60 c5fb1e9c c5fb1e78 c0c670a0 c0c66ba8 c0c66f8c c5af1000
 2979 15:29:34.431563  <0>[  136.947618] 1e80: b6e43000 0000000c c3a94e40 c5fb1f60 c5fb1ec4 c5fb1ea0 c07eec8c c0c66f98
 2980 15:29:34.432070  <0>[  136.956092] 1ea0: c5af1000 c07eec28 b6e43000 c290d000 c5fb1f60 c5fb0000 c5fb1f5c c5fb1ec8
 2981 15:29:34.432222  <0>[  136.964565] 1ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5fb0000
 2982 15:29:34.432352  <0>[  136.973039] 1ee0: b6e43000 00020000 00000004 0000000c 0001fff4 c5fb1ee0 00000001 00000000
 2983 15:29:34.432462  <0>[  136.981512] 1f00: c5af1780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 2984 15:29:34.474949  <0>[  136.989987] 1f20: 00000000 00000000 c13c7234 6b1189c4 c206b6a0 c5af1000 c5af1000 c5fb0000
 2985 15:29:34.475459  <0>[  136.998461] 1f40: 0000000c 00000000 00000000 00000004 c5fb1f94 c5fb1f60 c05a2c78 c05a2590
 2986 15:29:34.475606  <0>[  137.006935] 1f60: 00000000 00000000 c5fb1fac 6b1189c4 0000000c 0000000c 7ff00000 00000004
 2987 15:29:34.475718  <0>[  137.015409] 1f80: c03002e4 c5fb0000 c5fb1fa4 c5fb1f98 c05a2d08 c05a2c00 00000000 c5fb1fa8
 2988 15:29:34.475824  <0>[  137.023882] 1fa0: c03000c0 c05a2cfc 0000000c 0000000c 00000001 b6e43000 0000000c 00000001
 2989 15:29:34.518297  <0>[  137.032357] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e43000 00020000 0042fe38
 2990 15:29:34.518843  <0>[  137.040831] 1fe0: 00000004 beec67e8 b6f0933b b6e82616 60080030 00000001 00000000 00000000
 2991 15:29:34.519033  <0>[  137.049297] Backtrace: 
 2992 15:29:34.519195  <0>[  137.052026] [<c13b1f54>] (lkdtm_ACCESS_NULL) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 2993 15:29:34.519358  <0>[  137.060574]  r5:c1ad2ef0 r4:c5ecb000
 2994 15:29:34.519505  <0>[  137.064426] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 2995 15:29:34.521684  <0>[  137.072728] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 2996 15:29:34.561658  <0>[  137.080935]  r9:c5fb1f60 r8:c3a94e40 r7:0000000c r6:b6e43000 r5:c5af1000 r4:c0c66f8c
 2997 15:29:34.561908  <0>[  137.088975] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 2998 15:29:34.562032  <0>[  137.097095]  r9:c5fb0000 r8:c5fb1f60 r7:c290d000 r6:b6e43000 r5:c07eec28 r4:c5af1000
 2999 15:29:34.562140  <0>[  137.105133] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3000 15:29:34.562246  <0>[  137.112556]  r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5fb0000 r5:c5af1000
 3001 15:29:34.564726  <0>[  137.120670]  r4:c5af1000
 3002 15:29:34.604913  <0>[  137.123477] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3003 15:29:34.605420  <0>[  137.130898]  r9:c5fb0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c
 3004 15:29:34.605556  <0>[  137.138938] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3005 15:29:34.605685  <0>[  137.146789] Exception stack(0xc5fb1fa8 to 0xc5fb1ff0)
 3006 15:29:34.605799  <0>[  137.152124] 1fa0:                   0000000c 0000000c 00000001 b6e43000 0000000c 00000001
 3007 15:29:34.636723  <0>[  137.160599] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e43000 00020000 0042fe38
 3008 15:29:34.637165  <0>[  137.169070] 1fe0: 00000004 beec67e8 b6f0933b b6e82616
 3009 15:29:34.637295  <0>[  137.174403] Code: e3030e00 e34c01ad e1a01004 ebffd328 (e5945000) 
 3010 15:29:34.639870  <4>[  137.180893] ---[ end trace 27fda672f26a5d48 ]---
 3011 15:29:34.640031  # Segmentation fault
 3012 15:29:34.839865  # [  136.780088] lkdtm: Performing direct entry ACCESS_NULL
 3013 15:29:34.840101  # [  136.784085] lkdtm: attempting bad read at 00000000
 3014 15:29:34.840431  # [  136.789390] 8<--- cut here ---
 3015 15:29:34.840522  # [  136.792514] Unable to handle kernel NULL pointer dereference at virtual address 00000000
 3016 15:29:34.840595  # [  136.801040] pgd = d1f69019
 3017 15:29:34.840674  # [  136.803829] [00000000] *pgd=00000000
 3018 15:29:34.840745  # [  136.807932] Internal error: Oops: 5 [#11] SMP ARM
 3019 15:29:34.883614  # [  136.812649] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3020 15:29:34.883933  # [  136.851704] CPU: 1 PID: 2289 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3021 15:29:34.884220  # [  136.859727] Hardware name: STM32 (Device Tree Support)
 3022 15:29:34.886815  # [  136.865161] PC is at lkdtm_ACCESS_NULL+0x28/0x68
 3023 15:29:34.926673  # [  136.870050] LR is at __irq_work_queue_local+0x40/0x74
 3024 15:29:34.927132  # [  136.875366] pc : [<c13b1f7c>]    lr : [<c04a1fd4>]    psr: 60080013
 3025 15:29:34.927258  # [  136.881918] sp : c5fb1e50  ip : c5fb1d58  fp : c5fb1e64
 3026 15:29:34.927341  # [  136.887419] r10: 0000000c  r9 : 00000027  r8 : c5fb1f60
 3027 15:29:34.927428  # [  136.892924] r7 : 0000000c  r6 : c15ec230  r5 : c1ad2ef0  r4 : 00000000
 3028 15:29:34.927503  # [  136.899738] r3 : 6b1189c4  r2 : 6b1189c4  r1 : ef7aa5e0  r0 : 00000026
 3029 15:29:34.930192  # [  136.906554] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3030 15:29:34.969953  # [  136.913978] Control: 10c5387d  Table: c68b406a  DAC: 00000051
 3031 15:29:34.972975  # [  136.920012] Process cat (pid: 2289, stack limit = 0xa220610c)
 3032 15:29:34.973362  # [  136.926034] Stack: (0xc5fb1e50 to 0xc5fb2000)
 3033 15:29:34.973833  # [  136.930670] 1e40:                                     c5ecb000 c1ad2ef0 c5fb1e74 c5fb1e68
 3034 15:29:34.974305  # [  136.939144] 1e60: c0c66bc8 c13b1f60 c5fb1e9c c5fb1e78 c0c670a0 c0c66ba8 c0c66f8c c5af1000
 3035 15:29:34.974570  # [  136.947618] 1e80: b6e43000 0000000c c3a94e40 c5fb1f60 c5fb1ec4 c5fb1ea0 c07eec8c c0c66f98
 3036 15:29:35.013366  # [  136.956092] 1ea0: c5af1000 c07eec28 b6e43000 c290d000 c5fb1f60 c5fb0000 c5fb1f5c c5fb1ec8
 3037 15:29:35.013901  # [  136.964565] 1ec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c5fb0000
 3038 15:29:35.014024  # [  136.973039] 1ee0: b6e43000 00020000 00000004 0000000c 0001fff4 c5fb1ee0 00000001 00000000
 3039 15:29:35.014103  # [  136.981512] 1f00: c5af1780 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3040 15:29:35.014174  # [  136.989987] 1f20: 00000000 00000000 c13c7234 6b1189c4 c206b6a0 c5af1000 c5af1000 c5fb0000
 3041 15:29:35.056606  # [  136.998461] 1f40: 0000000c 00000000 00000000 00000004 c5fb1f94 c5fb1f60 c05a2c78 c05a2590
 3042 15:29:35.056997  # [  137.006935] 1f60: 00000000 00000000 c5fb1fac 6b1189c4 0000000c 0000000c 7ff00000 00000004
 3043 15:29:35.057074  # [  137.015409] 1f80: c03002e4 c5fb0000 c5fb1fa4 c5fb1f98 c05a2d08 c05a2c00 00000000 c5fb1fa8
 3044 15:29:35.057140  # [  137.023882] 1fa0: c03000c0 c05a2cfc 0000000c 0000000c 00000001 b6e43000 0000000c 00000001
 3045 15:29:35.057205  # [  137.032357] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e43000 00020000 0042fe38
 3046 15:29:35.100054  # [  137.040831] 1fe0: 00000004 beec67e8 b6f0933b b6e82616 60080030 00000001 00000000 00000000
 3047 15:29:35.100251  # [  137.049297] Backtrace: 
 3048 15:29:35.100547  # [  137.052026] [<c13b1f54>] (lkdtm_ACCESS_NULL) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3049 15:29:35.100639  # [  137.060574]  r5:c1ad2ef0 r4:c5ecb000
 3050 15:29:35.100710  # [  137.064426] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3051 15:29:35.100905  # [  137.072728] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3052 15:29:35.102590  # [  137.080935]  r9:c5fb1f60 r8:c3a94e40 r7:0000000c r6:b6e43000 r5:c5af1000 r4:c0c66f8c
 3053 15:29:35.143518  # [  137.088975] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3054 15:29:35.143688  # [  137.097095]  r9:c5fb0000 r8:c5fb1f60 r7:c290d000 r6:b6e43000 r5:c07eec28 r4:c5af1000
 3055 15:29:35.143763  # [  137.105133] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3056 15:29:35.143835  # [  137.112556]  r10:00000004 r9:00000000 r8:00000000 r7:0000000c r6:c5fb0000 r5:c5af1000
 3057 15:29:35.143906  # [  137.120670]  r4:c5af1000
 3058 15:29:35.146926  # [  137.123477] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3059 15:29:35.186667  # [  137.130898]  r9:c5fb0000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000c r4:0000000c
 3060 15:29:35.187142  # [  137.138938] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3061 15:29:35.187246  # [  137.146789] Exception stack(0xc5fb1fa8 to 0xc5fb1ff0)
 3062 15:29:35.187316  # [  137.152124] 1fa0:                   0000000c 0000000c 00000001 b6e43000 0000000c 00000001
 3063 15:29:35.187386  # [  137.160599] 1fc0: 0000000c 0000000c 7ff00000 00000004 00000001 b6e43000 00020000 0042fe38
 3064 15:29:35.189982  # [  137.169070] 1fe0: 00000004 beec67e8 b6f0933b b6e82616
 3065 15:29:35.218713  # [  137.174403] Code: e3030e00 e34c01ad e1a01004 ebffd328 (e5945000) 
 3066 15:29:35.219204  # [  137.180893] ---[ end trace 27fda672f26a5d48 ]---
 3067 15:29:35.219349  # ACCESS_NULL: missing 'call trace:': [FAIL]
 3068 15:29:35.219497  not ok 38 selftests: lkdtm: ACCESS_NULL.sh # exit=1
 3069 15:29:35.221850  # selftests: lkdtm: WRITE_RO.sh
 3070 15:29:35.446938  <6>[  137.968725] lkdtm: Performing direct entry WRITE_RO
 3071 15:29:35.447526  <6>[  137.972459] lkdtm: attempting bad rodata write at c15ec4c8
 3072 15:29:35.447702  <1>[  137.978391] 8<--- cut here ---
 3073 15:29:35.447850  <1>[  137.981533] Unable to handle kernel paging request at virtual address c15ec4c8
 3074 15:29:35.447996  <1>[  137.989056] pgd = 4d324fa4
 3075 15:29:35.448140  <1>[  137.992017] [c15ec4c8] *pgd=c141941e(bad)
 3076 15:29:35.448281  <0>[  137.996305] Internal error: Oops: 80d [#12] SMP ARM
 3077 15:29:35.490455  <4>[  138.001449] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3078 15:29:35.490660  <4>[  138.040501] CPU: 0 PID: 2364 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3079 15:29:35.493699  <4>[  138.048526] Hardware name: STM32 (Device Tree Support)
 3080 15:29:35.533619  <4>[  138.053959] PC is at lkdtm_WRITE_RO+0x44/0x50
 3081 15:29:35.534097  <4>[  138.058582] LR is at __irq_work_queue_local+0x40/0x74
 3082 15:29:35.534180  <4>[  138.063900] pc : [<c13b1d88>]    lr : [<c04a1fd4>]    psr: 60080013
 3083 15:29:35.534254  <4>[  138.070452] sp : c6a4be50  ip : c6a4bd58  fp : c6a4be64
 3084 15:29:35.534323  <4>[  138.075955] r10: 00000009  r9 : 00000028  r8 : c6a4bf60
 3085 15:29:35.534375  <4>[  138.081459] r7 : 00000009  r6 : c15ec230  r5 : c1ad2efc  r4 : c15ec4c8
 3086 15:29:35.536976  <4>[  138.088273] r3 : 0198b861  r2 : aa55aa55  r1 : ef7955e0  r0 : c1ad3d00
 3087 15:29:35.576885  <4>[  138.095088] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3088 15:29:35.577330  <4>[  138.102511] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 3089 15:29:35.577408  <0>[  138.108543] Process cat (pid: 2364, stack limit = 0xa7013d76)
 3090 15:29:35.577475  <0>[  138.114566] Stack: (0xc6a4be50 to 0xc6a4c000)
 3091 15:29:35.577539  <0>[  138.119200] be40:                                     c5f81000 c1ad2efc c6a4be74 c6a4be68
 3092 15:29:35.577621  <0>[  138.127674] be60: c0c66bc8 c13b1d50 c6a4be9c c6a4be78 c0c670a0 c0c66ba8 c0c66f8c c5af1b40
 3093 15:29:35.620301  <0>[  138.136146] be80: b6e60000 00000009 c3a94e40 c6a4bf60 c6a4bec4 c6a4bea0 c07eec8c c0c66f98
 3094 15:29:35.620708  <0>[  138.144620] bea0: c5af1b40 c07eec28 b6e60000 c290d000 c6a4bf60 c6a4a000 c6a4bf5c c6a4bec8
 3095 15:29:35.620786  <0>[  138.153093] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6a4a000
 3096 15:29:35.620855  <0>[  138.161566] bee0: b6e60000 00020000 00000004 00000009 0001fff7 c6a4bee0 00000001 00000000
 3097 15:29:35.620917  <0>[  138.170038] bf00: c4ff6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3098 15:29:35.663702  <0>[  138.178511] bf20: 00000000 00000000 c13c7234 974f6909 c206b6a0 c5af1b40 c5af1b40 c6a4a000
 3099 15:29:35.663910  <0>[  138.186984] bf40: 00000009 00000000 00000000 00000004 c6a4bf94 c6a4bf60 c05a2c78 c05a2590
 3100 15:29:35.663993  <0>[  138.195457] bf60: 00000000 00000000 c6a4bfac 974f6909 00000009 00000009 7ff00000 00000004
 3101 15:29:35.664289  <0>[  138.203931] bf80: c03002e4 c6a4a000 c6a4bfa4 c6a4bf98 c05a2d08 c05a2c00 00000000 c6a4bfa8
 3102 15:29:35.664375  <0>[  138.212404] bfa0: c03000c0 c05a2cfc 00000009 00000009 00000001 b6e60000 00000009 00000001
 3103 15:29:35.706778  <0>[  138.220877] bfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e60000 00020000 0049fe38
 3104 15:29:35.707178  <0>[  138.229351] bfe0: 00000004 be9a87e8 b6f2633b b6e9f616 60080030 00000001 00000000 00000000
 3105 15:29:35.707269  <0>[  138.237813] Backtrace: 
 3106 15:29:35.707343  <0>[  138.240541] [<c13b1d44>] (lkdtm_WRITE_RO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3107 15:29:35.707415  <0>[  138.248825]  r5:c1ad2efc r4:c5f81000
 3108 15:29:35.707487  <0>[  138.252677] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3109 15:29:35.710197  <0>[  138.260976] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3110 15:29:35.750281  <0>[  138.269183]  r9:c6a4bf60 r8:c3a94e40 r7:00000009 r6:b6e60000 r5:c5af1b40 r4:c0c66f8c
 3111 15:29:35.750496  <0>[  138.277224] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3112 15:29:35.750625  <0>[  138.285343]  r9:c6a4a000 r8:c6a4bf60 r7:c290d000 r6:b6e60000 r5:c07eec28 r4:c5af1b40
 3113 15:29:35.750734  <0>[  138.293383] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3114 15:29:35.750842  <0>[  138.300806]  r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c6a4a000 r5:c5af1b40
 3115 15:29:35.753264  <0>[  138.308921]  r4:c5af1b40
 3116 15:29:35.793780  <0>[  138.311729] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3117 15:29:35.794271  <0>[  138.319153]  r9:c6a4a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009
 3118 15:29:35.794413  <0>[  138.327196] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3119 15:29:35.794530  <0>[  138.335044] Exception stack(0xc6a4bfa8 to 0xc6a4bff0)
 3120 15:29:35.794643  <0>[  138.340379] bfa0:                   00000009 00000009 00000001 b6e60000 00000009 00000001
 3121 15:29:35.825718  <0>[  138.348855] bfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e60000 00020000 0049fe38
 3122 15:29:35.826009  <0>[  138.357324] bfe0: 00000004 be9a87e8 b6f2633b b6e9f616
 3123 15:29:35.826489  <0>[  138.362658] Code: e34a3bcd e3030d00 e34c01ad e0233002 (e5843000) 
 3124 15:29:35.826674  <4>[  138.369036] ---[ end trace 27fda672f26a5d49 ]---
 3125 15:29:35.829009  # Segmentation fault
 3126 15:29:36.045201  # [  137.968725] lkdtm: Performing direct entry WRITE_RO
 3127 15:29:36.045688  # [  137.972459] lkdtm: attempting bad rodata write at c15ec4c8
 3128 15:29:36.045837  # [  137.978391] 8<--- cut here ---
 3129 15:29:36.045953  # [  137.981533] Unable to handle kernel paging request at virtual address c15ec4c8
 3130 15:29:36.046064  # [  137.989056] pgd = 4d324fa4
 3131 15:29:36.046166  # [  137.992017] [c15ec4c8] *pgd=c141941e(bad)
 3132 15:29:36.046274  # [  137.996305] Internal error: Oops: 80d [#12] SMP ARM
 3133 15:29:36.088645  # [  138.001449] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3134 15:29:36.088897  # [  138.040501] CPU: 0 PID: 2364 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3135 15:29:36.091715  # [  138.048526] Hardware name: STM32 (Device Tree Support)
 3136 15:29:36.131697  # [  138.053959] PC is at lkdtm_WRITE_RO+0x44/0x50
 3137 15:29:36.132556  # [  138.058582] LR is at __irq_work_queue_local+0x40/0x74
 3138 15:29:36.132952  # [  138.063900] pc : [<c13b1d88>]    lr : [<c04a1fd4>]    psr: 60080013
 3139 15:29:36.133187  # [  138.070452] sp : c6a4be50  ip : c6a4bd58  fp : c6a4be64
 3140 15:29:36.133299  # [  138.075955] r10: 00000009  r9 : 00000028  r8 : c6a4bf60
 3141 15:29:36.133557  # [  138.081459] r7 : 00000009  r6 : c15ec230  r5 : c1ad2efc  r4 : c15ec4c8
 3142 15:29:36.133920  # [  138.088273] r3 : 0198b861  r2 : aa55aa55  r1 : ef7955e0  r0 : c1ad3d00
 3143 15:29:36.175118  # [  138.095088] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3144 15:29:36.175552  # [  138.102511] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 3145 15:29:36.175632  # [  138.108543] Process cat (pid: 2364, stack limit = 0xa7013d76)
 3146 15:29:36.175698  # [  138.114566] Stack: (0xc6a4be50 to 0xc6a4c000)
 3147 15:29:36.175772  # [  138.119200] be40:                                     c5f81000 c1ad2efc c6a4be74 c6a4be68
 3148 15:29:36.175839  # [  138.127674] be60: c0c66bc8 c13b1d50 c6a4be9c c6a4be78 c0c670a0 c0c66ba8 c0c66f8c c5af1b40
 3149 15:29:36.178323  # [  138.136146] be80: b6e60000 00000009 c3a94e40 c6a4bf60 c6a4bec4 c6a4bea0 c07eec8c c0c66f98
 3150 15:29:36.218573  # [  138.144620] bea0: c5af1b40 c07eec28 b6e60000 c290d000 c6a4bf60 c6a4a000 c6a4bf5c c6a4bec8
 3151 15:29:36.218769  # [  138.153093] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c6a4a000
 3152 15:29:36.218839  # [  138.161566] bee0: b6e60000 00020000 00000004 00000009 0001fff7 c6a4bee0 00000001 00000000
 3153 15:29:36.218934  # [  138.170038] bf00: c4ff6640 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3154 15:29:36.221725  # [  138.178511] bf20: 00000000 00000000 c13c7234 974f6909 c206b6a0 c5af1b40 c5af1b40 c6a4a000
 3155 15:29:36.261874  # [  138.186984] bf40: 00000009 00000000 00000000 00000004 c6a4bf94 c6a4bf60 c05a2c78 c05a2590
 3156 15:29:36.262078  # [  138.195457] bf60: 00000000 00000000 c6a4bfac 974f6909 00000009 00000009 7ff00000 00000004
 3157 15:29:36.262376  # [  138.203931] bf80: c03002e4 c6a4a000 c6a4bfa4 c6a4bf98 c05a2d08 c05a2c00 00000000 c6a4bfa8
 3158 15:29:36.262596  # [  138.212404] bfa0: c03000c0 c05a2cfc 00000009 00000009 00000001 b6e60000 00000009 00000001
 3159 15:29:36.265005  # [  138.220877] bfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e60000 00020000 0049fe38
 3160 15:29:36.304991  # [  138.229351] bfe0: 00000004 be9a87e8 b6f2633b b6e9f616 60080030 00000001 00000000 00000000
 3161 15:29:36.305420  # [  138.237813] Backtrace: 
 3162 15:29:36.305496  # [  138.240541] [<c13b1d44>] (lkdtm_WRITE_RO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3163 15:29:36.305563  # [  138.248825]  r5:c1ad2efc r4:c5f81000
 3164 15:29:36.305653  # [  138.252677] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3165 15:29:36.305718  # [  138.260976] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3166 15:29:36.308343  # [  138.269183]  r9:c6a4bf60 r8:c3a94e40 r7:00000009 r6:b6e60000 r5:c5af1b40 r4:c0c66f8c
 3167 15:29:36.348916  # [  138.277224] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3168 15:29:36.349103  # [  138.285343]  r9:c6a4a000 r8:c6a4bf60 r7:c290d000 r6:b6e60000 r5:c07eec28 r4:c5af1b40
 3169 15:29:36.349172  # [  138.293383] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3170 15:29:36.349241  # [  138.300806]  r10:00000004 r9:00000000 r8:00000000 r7:00000009 r6:c6a4a000 r5:c5af1b40
 3171 15:29:36.349323  # [  138.308921]  r4:c5af1b40
 3172 15:29:36.351530  # [  138.311729] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3173 15:29:36.391960  # [  138.319153]  r9:c6a4a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000009 r4:00000009
 3174 15:29:36.392149  # [  138.327196] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3175 15:29:36.392264  # [  138.335044] Exception stack(0xc6a4bfa8 to 0xc6a4bff0)
 3176 15:29:36.392341  # [  138.340379] bfa0:                   00000009 00000009 00000001 b6e60000 00000009 00000001
 3177 15:29:36.392409  # [  138.348855] bfc0: 00000009 00000009 7ff00000 00000004 00000001 b6e60000 00020000 0049fe38
 3178 15:29:36.395020  # [  138.357324] bfe0: 00000004 be9a87e8 b6f2633b b6e9f616
 3179 15:29:36.423787  # [  138.362658] Code: e34a3bcd e3030d00 e34c01ad e0233002 (e5843000) 
 3180 15:29:36.424214  # [  138.369036] ---[ end trace 27fda672f26a5d49 ]---
 3181 15:29:36.424298  # WRITE_RO: missing 'call trace:': [FAIL]
 3182 15:29:36.424371  not ok 39 selftests: lkdtm: WRITE_RO.sh # exit=1
 3183 15:29:36.426999  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3184 15:29:36.675134  <6>[  139.195802] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3185 15:29:36.675550  <6>[  139.200660] lkdtm: attempting bad ro_after_init write at c1b84c74
 3186 15:29:36.675633  <1>[  139.207047] 8<--- cut here ---
 3187 15:29:36.675699  <1>[  139.210190] Unable to handle kernel paging request at virtual address c1b84c74
 3188 15:29:36.675771  <1>[  139.217700] pgd = b1b1c490
 3189 15:29:36.675956  <1>[  139.220661] [c1b84c74] *pgd=c1a1941e(bad)
 3190 15:29:36.676151  <0>[  139.224950] Internal error: Oops: 80d [#13] SMP ARM
 3191 15:29:36.718655  <4>[  139.230099] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3192 15:29:36.718851  <4>[  139.269150] CPU: 0 PID: 2439 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3193 15:29:36.761680  <4>[  139.277173] Hardware name: STM32 (Device Tree Support)
 3194 15:29:36.762140  <4>[  139.282606] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3195 15:29:36.762216  <4>[  139.288189] LR is at __irq_work_queue_local+0x40/0x74
 3196 15:29:36.762282  <4>[  139.293509] pc : [<c13b1df8>]    lr : [<c04a1fd4>]    psr: 60080013
 3197 15:29:36.762346  <4>[  139.300059] sp : c686be50  ip : c686bd58  fp : c686be64
 3198 15:29:36.762410  <4>[  139.305562] r10: 00000014  r9 : 00000029  r8 : c686bf60
 3199 15:29:36.762471  <4>[  139.311067] r7 : 00000014  r6 : c15ec230  r5 : c1ad2f08  r4 : c1b84c74
 3200 15:29:36.765029  <4>[  139.317881] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7955e0  r0 : c1ad3d00
 3201 15:29:36.805507  <4>[  139.324695] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3202 15:29:36.805699  <4>[  139.332118] Control: 10c5387d  Table: c6a7806a  DAC: 00000051
 3203 15:29:36.805771  <0>[  139.338147] Process cat (pid: 2439, stack limit = 0xd68be264)
 3204 15:29:36.805836  <0>[  139.344173] Stack: (0xc686be50 to 0xc686c000)
 3205 15:29:36.805903  <0>[  139.348808] be40:                                     c5f81000 c1ad2f08 c686be74 c686be68
 3206 15:29:36.808619  <0>[  139.357284] be60: c0c66bc8 c13b1da0 c686be9c c686be78 c0c670a0 c0c66ba8 c0c66f8c c5ae1140
 3207 15:29:36.848331  <0>[  139.365759] be80: b6e59000 00000014 c3a94e40 c686bf60 c686bec4 c686bea0 c07eec8c c0c66f98
 3208 15:29:36.848745  <0>[  139.374234] bea0: c5ae1140 c07eec28 b6e59000 c290d000 c686bf60 c686a000 c686bf5c c686bec8
 3209 15:29:36.848821  <0>[  139.382708] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c686a000
 3210 15:29:36.848887  <0>[  139.391181] bee0: b6e59000 00020000 00000004 00000014 0001ffec c686bee0 00000001 00000000
 3211 15:29:36.851746  <0>[  139.399652] bf00: c5ae1c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3212 15:29:36.891680  <0>[  139.408126] bf20: 00000000 00000000 c13c7234 8755c8b7 c206b6a0 c5ae1140 c5ae1140 c686a000
 3213 15:29:36.892145  <0>[  139.416600] bf40: 00000014 00000000 00000000 00000004 c686bf94 c686bf60 c05a2c78 c05a2590
 3214 15:29:36.892251  <0>[  139.425074] bf60: 00000000 00000000 c686bfac 8755c8b7 00000014 00000014 7ff00000 00000004
 3215 15:29:36.892319  <0>[  139.433547] bf80: c03002e4 c686a000 c686bfa4 c686bf98 c05a2d08 c05a2c00 00000000 c686bfa8
 3216 15:29:36.892385  <0>[  139.442019] bfa0: c03000c0 c05a2cfc 00000014 00000014 00000001 b6e59000 00000014 00000001
 3217 15:29:36.935006  <0>[  139.450493] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e59000 00020000 004bfe38
 3218 15:29:36.935482  <0>[  139.458966] bfe0: 00000004 bea847e8 b6f1f33b b6e98616 60080030 00000001 00000000 00000000
 3219 15:29:36.935568  <0>[  139.467429] Backtrace: 
 3220 15:29:36.935634  <0>[  139.470159] [<c13b1d94>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3221 15:29:36.935699  <0>[  139.479402]  r5:c1ad2f08 r4:c5f81000
 3222 15:29:36.935765  <0>[  139.483256] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3223 15:29:36.978477  <0>[  139.491555] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3224 15:29:36.978951  <0>[  139.499761]  r9:c686bf60 r8:c3a94e40 r7:00000014 r6:b6e59000 r5:c5ae1140 r4:c0c66f8c
 3225 15:29:36.979040  <0>[  139.507800] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3226 15:29:36.979111  <0>[  139.515922]  r9:c686a000 r8:c686bf60 r7:c290d000 r6:b6e59000 r5:c07eec28 r4:c5ae1140
 3227 15:29:36.979185  <0>[  139.523961] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3228 15:29:36.981663  <0>[  139.531380]  r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c686a000 r5:c5ae1140
 3229 15:29:37.021654  <0>[  139.539495]  r4:c5ae1140
 3230 15:29:37.022164  <0>[  139.542300] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3231 15:29:37.022253  <0>[  139.549724]  r9:c686a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014
 3232 15:29:37.022319  <0>[  139.557765] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3233 15:29:37.022383  <0>[  139.565615] Exception stack(0xc686bfa8 to 0xc686bff0)
 3234 15:29:37.022447  <0>[  139.570950] bfa0:                   00000014 00000014 00000001 b6e59000 00000014 00000001
 3235 15:29:37.053745  <0>[  139.579425] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e59000 00020000 004bfe38
 3236 15:29:37.054175  <0>[  139.587894] bfe0: 00000004 bea847e8 b6f1f33b b6e98616
 3237 15:29:37.054254  <0>[  139.593228] Code: e34a3bcd e3030d00 e34c01ad e0233002 (e5843000) 
 3238 15:29:37.057062  <4>[  139.599606] ---[ end trace 27fda672f26a5d4a ]---
 3239 15:29:37.057223  # Segmentation fault
 3240 15:29:37.257052  # [  139.195802] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3241 15:29:37.257579  # [  139.200660] lkdtm: attempting bad ro_after_init write at c1b84c74
 3242 15:29:37.257739  # [  139.207047] 8<--- cut here ---
 3243 15:29:37.257889  # [  139.210190] Unable to handle kernel paging request at virtual address c1b84c74
 3244 15:29:37.257971  # [  139.217700] pgd = b1b1c490
 3245 15:29:37.258037  # [  139.220661] [c1b84c74] *pgd=c1a1941e(bad)
 3246 15:29:37.258103  # [  139.224950] Internal error: Oops: 80d [#13] SMP ARM
 3247 15:29:37.300619  # [  139.230099] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3248 15:29:37.300863  # [  139.269150] CPU: 0 PID: 2439 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3249 15:29:37.303693  # [  139.277173] Hardware name: STM32 (Device Tree Support)
 3250 15:29:37.343646  # [  139.282606] PC is at lkdtm_WRITE_RO_AFTER_INIT+0x64/0x70
 3251 15:29:37.344062  # [  139.288189] LR is at __irq_work_queue_local+0x40/0x74
 3252 15:29:37.344149  # [  139.293509] pc : [<c13b1df8>]    lr : [<c04a1fd4>]    psr: 60080013
 3253 15:29:37.344222  # [  139.300059] sp : c686be50  ip : c686bd58  fp : c686be64
 3254 15:29:37.344291  # [  139.305562] r10: 00000014  r9 : 00000029  r8 : c686bf60
 3255 15:29:37.344360  # [  139.311067] r7 : 00000014  r6 : c15ec230  r5 : c1ad2f08  r4 : c1b84c74
 3256 15:29:37.347133  # [  139.317881] r3 : fe67479e  r2 : 55aa55aa  r1 : ef7955e0  r0 : c1ad3d00
 3257 15:29:37.386948  # [  139.324695] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3258 15:29:37.387332  # [  139.332118] Control: 10c5387d  Table: c6a7806a  DAC: 00000051
 3259 15:29:37.387398  # [  139.338147] Process cat (pid: 2439, stack limit = 0xd68be264)
 3260 15:29:37.387449  # [  139.344173] Stack: (0xc686be50 to 0xc686c000)
 3261 15:29:37.387498  # [  139.348808] be40:                                     c5f81000 c1ad2f08 c686be74 c686be68
 3262 15:29:37.387554  # [  139.357284] be60: c0c66bc8 c13b1da0 c686be9c c686be78 c0c670a0 c0c66ba8 c0c66f8c c5ae1140
 3263 15:29:37.430357  # [  139.365759] be80: b6e59000 00000014 c3a94e40 c686bf60 c686bec4 c686bea0 c07eec8c c0c66f98
 3264 15:29:37.430854  # [  139.374234] bea0: c5ae1140 c07eec28 b6e59000 c290d000 c686bf60 c686a000 c686bf5c c686bec8
 3265 15:29:37.430992  # [  139.382708] bec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c13c7234 c05a2c78 c686a000
 3266 15:29:37.431104  # [  139.391181] bee0: b6e59000 00020000 00000004 00000014 0001ffec c686bee0 00000001 00000000
 3267 15:29:37.431209  # [  139.399652] bf00: c5ae1c80 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3268 15:29:37.473665  # [  139.408126] bf20: 00000000 00000000 c13c7234 8755c8b7 c206b6a0 c5ae1140 c5ae1140 c686a000
 3269 15:29:37.474096  # [  139.416600] bf40: 00000014 00000000 00000000 00000004 c686bf94 c686bf60 c05a2c78 c05a2590
 3270 15:29:37.474198  # [  139.425074] bf60: 00000000 00000000 c686bfac 8755c8b7 00000014 00000014 7ff00000 00000004
 3271 15:29:37.474273  # [  139.433547] bf80: c03002e4 c686a000 c686bfa4 c686bf98 c05a2d08 c05a2c00 00000000 c686bfa8
 3272 15:29:37.474345  # [  139.442019] bfa0: c03000c0 c05a2cfc 00000014 00000014 00000001 b6e59000 00000014 00000001
 3273 15:29:37.477105  # [  139.450493] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e59000 00020000 004bfe38
 3274 15:29:37.517273  # [  139.458966] bfe0: 00000004 bea847e8 b6f1f33b b6e98616 60080030 00000001 00000000 00000000
 3275 15:29:37.517507  # [  139.467429] Backtrace: 
 3276 15:29:37.517691  # [  139.470159] [<c13b1d94>] (lkdtm_WRITE_RO_AFTER_INIT) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3277 15:29:37.517841  # [  139.479402]  r5:c1ad2f08 r4:c5f81000
 3278 15:29:37.517980  # [  139.483256] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3279 15:29:37.520436  # [  139.491555] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3280 15:29:37.560388  # [  139.499761]  r9:c686bf60 r8:c3a94e40 r7:00000014 r6:b6e59000 r5:c5ae1140 r4:c0c66f8c
 3281 15:29:37.560898  # [  139.507800] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3282 15:29:37.561085  # [  139.515922]  r9:c686a000 r8:c686bf60 r7:c290d000 r6:b6e59000 r5:c07eec28 r4:c5ae1140
 3283 15:29:37.561237  # [  139.523961] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3284 15:29:37.561378  # [  139.531380]  r10:00000004 r9:00000000 r8:00000000 r7:00000014 r6:c686a000 r5:c5ae1140
 3285 15:29:37.561517  # [  139.539495]  r4:c5ae1140
 3286 15:29:37.603713  # [  139.542300] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3287 15:29:37.604217  # [  139.549724]  r9:c686a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000014 r4:00000014
 3288 15:29:37.604366  # [  139.557765] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3289 15:29:37.604517  # [  139.565615] Exception stack(0xc686bfa8 to 0xc686bff0)
 3290 15:29:37.604661  # [  139.570950] bfa0:                   00000014 00000014 00000001 b6e59000 00000014 00000001
 3291 15:29:37.607111  # [  139.579425] bfc0: 00000014 00000014 7ff00000 00000004 00000001 b6e59000 00020000 004bfe38
 3292 15:29:37.640771  # [  139.587894] bfe0: 00000004 bea847e8 b6f1f33b b6e98616
 3293 15:29:37.641325  # [  139.593228] Code: e34a3bcd e3030d00 e34c01ad e0233002 (e5843000) 
 3294 15:29:37.641529  # [  139.599606] ---[ end trace 27fda672f26a5d4a ]---
 3295 15:29:37.641719  # WRITE_RO_AFTER_INIT: missing 'call trace:': [FAIL]
 3296 15:29:37.644056  not ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh # exit=1
 3297 15:29:37.644305  # selftests: lkdtm: WRITE_KERN.sh
 3298 15:29:37.896536  <6>[  140.418288] lkdtm: Performing direct entry WRITE_KERN
 3299 15:29:37.897079  <6>[  140.422200] lkdtm: attempting bad 7643988 byte write at c13b1c6c
 3300 15:29:37.897240  <1>[  140.428698] 8<--- cut here ---
 3301 15:29:37.897362  <1>[  140.431807] Unable to handle kernel paging request at virtual address c13b1c6c
 3302 15:29:37.897472  <1>[  140.439321] pgd = 4d324fa4
 3303 15:29:37.897594  <1>[  140.442281] [c13b1c6c] *pgd=c121940e(bad)
 3304 15:29:37.897704  <0>[  140.446571] Internal error: Oops: 80d [#14] SMP ARM
 3305 15:29:37.939914  <4>[  140.451720] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3306 15:29:37.940182  <4>[  140.490782] CPU: 0 PID: 2514 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3307 15:29:37.983191  <4>[  140.498808] Hardware name: STM32 (Device Tree Support)
 3308 15:29:37.983502  <4>[  140.504239] PC is at memcpy+0x50/0x330
 3309 15:29:37.983976  <4>[  140.508250] LR is at 0xe92dd830
 3310 15:29:37.984166  <4>[  140.511652] pc : [<c08e1d30>]    lr : [<e92dd830>]    psr: 20080013
 3311 15:29:37.984342  <4>[  140.518204] sp : c6aade2c  ip : e1a0c00d  fp : c6aade64
 3312 15:29:37.984511  <4>[  140.523707] r10: 0000000b  r9 : 0000002a  r8 : e89da800
 3313 15:29:37.984678  <4>[  140.529212] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3314 15:29:37.986864  <4>[  140.536027] r3 : e1a0c00d  r2 : 0074a2b4  r1 : c0c67938  r0 : c13b1c6c
 3315 15:29:38.026465  <4>[  140.542844] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3316 15:29:38.026879  <4>[  140.550269] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 3317 15:29:38.026977  <0>[  140.556300] Process cat (pid: 2514, stack limit = 0xb409ba9a)
 3318 15:29:38.027062  <0>[  140.562329] Stack: (0xc6aade2c to 0xc6aae000)
 3319 15:29:38.027145  <0>[  140.566965] de20:                            c0c67918 0074a354 0000000b c6aadf60 c13b1c6c
 3320 15:29:38.027226  <0>[  140.575441] de40: c13b1c6c c13b1e50 c5f81000 c1ad2f1c c15ec230 0000000b c6aade74 c6aade68
 3321 15:29:38.069851  <0>[  140.583914] de60: c0c66bc8 c13b1e10 c6aade9c c6aade78 c0c670a0 c0c66ba8 c0c66f8c c5a18640
 3322 15:29:38.070259  <0>[  140.592388] de80: b6df2000 0000000b c3a94e40 c6aadf60 c6aadec4 c6aadea0 c07eec8c c0c66f98
 3323 15:29:38.070343  <0>[  140.600862] dea0: c5a18640 c07eec28 b6df2000 c290d000 c6aadf60 c6aac000 c6aadf5c c6aadec8
 3324 15:29:38.070414  <0>[  140.609336] dec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c4a98b64 c05a2c78 c6aac000
 3325 15:29:38.070488  <0>[  140.617809] dee0: b6df2000 00020000 00000004 0000000b 0001fff5 c6aadee0 00000001 00000000
 3326 15:29:38.113174  <0>[  140.626282] df00: c5f87000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3327 15:29:38.113620  <0>[  140.634756] df20: 00000000 00000000 c6aac000 5817ed88 b6df1000 c5a18640 c5a18640 c6aac000
 3328 15:29:38.113719  <0>[  140.643229] df40: 0000000b 00000000 00000000 00000004 c6aadf94 c6aadf60 c05a2c78 c05a2590
 3329 15:29:38.113787  <0>[  140.651702] df60: 00000000 00000000 c6aadfac 5817ed88 0000000b 0000000b 7ff00000 00000004
 3330 15:29:38.113852  <0>[  140.660175] df80: c03002e4 c6aac000 c6aadfa4 c6aadf98 c05a2d08 c05a2c00 00000000 c6aadfa8
 3331 15:29:38.156462  <0>[  140.668646] dfa0: c03000c0 c05a2cfc 0000000b 0000000b 00000001 b6df2000 0000000b 00000001
 3332 15:29:38.156864  <0>[  140.677119] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df2000 00020000 0050fe38
 3333 15:29:38.156958  <0>[  140.685592] dfe0: 00000004 be90d7e8 b6eb833b b6e31616 60080030 00000001 00000000 00000000
 3334 15:29:38.157027  <0>[  140.694054] Backtrace: 
 3335 15:29:38.157091  <0>[  140.696786] [<c13b1e04>] (lkdtm_WRITE_KERN) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3336 15:29:38.157155  <0>[  140.705243]  r7:0000000b r6:c15ec230 r5:c1ad2f1c r4:c5f81000
 3337 15:29:38.159870  <0>[  140.711189] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3338 15:29:38.200084  <0>[  140.719486] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3339 15:29:38.200314  <0>[  140.727691]  r9:c6aadf60 r8:c3a94e40 r7:0000000b r6:b6df2000 r5:c5a18640 r4:c0c66f8c
 3340 15:29:38.200392  <0>[  140.735732] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3341 15:29:38.200458  <0>[  140.743853]  r9:c6aac000 r8:c6aadf60 r7:c290d000 r6:b6df2000 r5:c07eec28 r4:c5a18640
 3342 15:29:38.200522  <0>[  140.751892] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3343 15:29:38.243162  <0>[  140.759315]  r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c6aac000 r5:c5a18640
 3344 15:29:38.243569  <0>[  140.767431]  r4:c5a18640
 3345 15:29:38.243648  <0>[  140.770237] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3346 15:29:38.243717  <0>[  140.777660]  r9:c6aac000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b
 3347 15:29:38.243784  <0>[  140.785699] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3348 15:29:38.243850  <0>[  140.793550] Exception stack(0xc6aadfa8 to 0xc6aadff0)
 3349 15:29:38.289707  <0>[  140.798883] dfa0:                   0000000b 0000000b 00000001 b6df2000 0000000b 00000001
 3350 15:29:38.290144  <0>[  140.807359] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df2000 00020000 0050fe38
 3351 15:29:38.290233  <0>[  140.815829] dfe0: 00000004 be90d7e8 b6eb833b b6e31616
 3352 15:29:38.290304  <0>[  140.821163] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3353 15:29:38.292968  <4>[  140.827541] ---[ end trace 27fda672f26a5d4b ]---
 3354 15:29:38.293118  # Segmentation fault
 3355 15:29:38.493192  # [  140.418288] lkdtm: Performing direct entry WRITE_KERN
 3356 15:29:38.493636  # [  140.422200] lkdtm: attempting bad 7643988 byte write at c13b1c6c
 3357 15:29:38.493736  # [  140.428698] 8<--- cut here ---
 3358 15:29:38.493804  # [  140.431807] Unable to handle kernel paging request at virtual address c13b1c6c
 3359 15:29:38.493870  # [  140.439321] pgd = 4d324fa4
 3360 15:29:38.493935  # [  140.442281] [c13b1c6c] *pgd=c121940e(bad)
 3361 15:29:38.494008  # [  140.446571] Internal error: Oops: 80d [#14] SMP ARM
 3362 15:29:38.536767  # [  140.451720] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3363 15:29:38.536961  # [  140.490782] CPU: 0 PID: 2514 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3364 15:29:38.539808  # [  140.498808] Hardware name: STM32 (Device Tree Support)
 3365 15:29:38.579623  # [  140.504239] PC is at memcpy+0x50/0x330
 3366 15:29:38.580050  # [  140.508250] LR is at 0xe92dd830
 3367 15:29:38.580130  # [  140.511652] pc : [<c08e1d30>]    lr : [<e92dd830>]    psr: 20080013
 3368 15:29:38.580199  # [  140.518204] sp : c6aade2c  ip : e1a0c00d  fp : c6aade64
 3369 15:29:38.580263  # [  140.523707] r10: 0000000b  r9 : 0000002a  r8 : e89da800
 3370 15:29:38.580325  # [  140.529212] r7 : e8bd4000  r6 : e52de004  r5 : e24cb004  r4 : e92dd800
 3371 15:29:38.580386  # [  140.536027] r3 : e1a0c00d  r2 : 0074a2b4  r1 : c0c67938  r0 : c13b1c6c
 3372 15:29:38.623201  # [  140.542844] Flags: nzCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment none
 3373 15:29:38.623680  # [  140.550269] Control: 10c5387d  Table: c5d2006a  DAC: 00000051
 3374 15:29:38.623767  # [  140.556300] Process cat (pid: 2514, stack limit = 0xb409ba9a)
 3375 15:29:38.623835  # [  140.562329] Stack: (0xc6aade2c to 0xc6aae000)
 3376 15:29:38.623901  # [  140.566965] de20:                            c0c67918 0074a354 0000000b c6aadf60 c13b1c6c
 3377 15:29:38.623969  # [  140.575441] de40: c13b1c6c c13b1e50 c5f81000 c1ad2f1c c15ec230 0000000b c6aade74 c6aade68
 3378 15:29:38.666485  # [  140.583914] de60: c0c66bc8 c13b1e10 c6aade9c c6aade78 c0c670a0 c0c66ba8 c0c66f8c c5a18640
 3379 15:29:38.666901  # [  140.592388] de80: b6df2000 0000000b c3a94e40 c6aadf60 c6aadec4 c6aadea0 c07eec8c c0c66f98
 3380 15:29:38.666978  # [  140.600862] dea0: c5a18640 c07eec28 b6df2000 c290d000 c6aadf60 c6aac000 c6aadf5c c6aadec8
 3381 15:29:38.667043  # [  140.609336] dec0: c05a2690 c07eec34 00000001 00000000 c05a2c78 c4a98b64 c05a2c78 c6aac000
 3382 15:29:38.667108  # [  140.617809] dee0: b6df2000 00020000 00000004 0000000b 0001fff5 c6aadee0 00000001 00000000
 3383 15:29:38.669841  # [  140.626282] df00: c5f87000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
 3384 15:29:38.710012  # [  140.634756] df20: 00000000 00000000 c6aac000 5817ed88 b6df1000 c5a18640 c5a18640 c6aac000
 3385 15:29:38.710181  # [  140.643229] df40: 0000000b 00000000 00000000 00000004 c6aadf94 c6aadf60 c05a2c78 c05a2590
 3386 15:29:38.710252  # [  140.651702] df60: 00000000 00000000 c6aadfac 5817ed88 0000000b 0000000b 7ff00000 00000004
 3387 15:29:38.710321  # [  140.660175] df80: c03002e4 c6aac000 c6aadfa4 c6aadf98 c05a2d08 c05a2c00 00000000 c6aadfa8
 3388 15:29:38.713248  # [  140.668646] dfa0: c03000c0 c05a2cfc 0000000b 0000000b 00000001 b6df2000 0000000b 00000001
 3389 15:29:38.753345  # [  140.677119] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df2000 00020000 0050fe38
 3390 15:29:38.753529  # [  140.685592] dfe0: 00000004 be90d7e8 b6eb833b b6e31616 60080030 00000001 00000000 00000000
 3391 15:29:38.753634  # [  140.694054] Backtrace: 
 3392 15:29:38.753699  # [  140.696786] [<c13b1e04>] (lkdtm_WRITE_KERN) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3393 15:29:38.753786  # [  140.705243]  r7:0000000b r6:c15ec230 r5:c1ad2f1c r4:c5f81000
 3394 15:29:38.753854  # [  140.711189] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3395 15:29:38.796200  # [  140.719486] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3396 15:29:38.796598  # [  140.727691]  r9:c6aadf60 r8:c3a94e40 r7:0000000b r6:b6df2000 r5:c5a18640 r4:c0c66f8c
 3397 15:29:38.796680  # [  140.735732] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3398 15:29:38.796749  # [  140.743853]  r9:c6aac000 r8:c6aadf60 r7:c290d000 r6:b6df2000 r5:c07eec28 r4:c5a18640
 3399 15:29:38.796815  # [  140.751892] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3400 15:29:38.799603  # [  140.759315]  r10:00000004 r9:00000000 r8:00000000 r7:0000000b r6:c6aac000 r5:c5a18640
 3401 15:29:38.839864  # [  140.767431]  r4:c5a18640
 3402 15:29:38.840254  # [  140.770237] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3403 15:29:38.840345  # [  140.777660]  r9:c6aac000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000000b r4:0000000b
 3404 15:29:38.840411  # [  140.785699] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3405 15:29:38.840475  # [  140.793550] Exception stack(0xc6aadfa8 to 0xc6aadff0)
 3406 15:29:38.843346  # [  140.798883] dfa0:                   0000000b 0000000b 00000001 b6df2000 0000000b 00000001
 3407 15:29:38.887608  # [  140.807359] dfc0: 0000000b 0000000b 7ff00000 00000004 00000001 b6df2000 00020000 0050fe38
 3408 15:29:38.888074  # [  140.815829] dfe0: 00000004 be90d7e8 b6eb833b b6e31616
 3409 15:29:38.888155  # [  140.821163] Code: f5d1f05c f5d1f07c e8b151f8 e2522020 (e8a051f8) 
 3410 15:29:38.888220  # [  140.827541] ---[ end trace 27fda672f26a5d4b ]---
 3411 15:29:38.888309  # WRITE_KERN: missing 'call trace:': [FAIL]
 3412 15:29:38.891232  not ok 41 selftests: lkdtm: WRITE_KERN.sh # exit=1
 3413 15:29:38.891575  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3414 15:29:39.139180  <6>[  141.660122] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3415 15:29:39.139364  <6>[  141.664988] lkdtm: attempting good refcount_inc() without overflow
 3416 15:29:39.139440  <6>[  141.671663] lkdtm: attempting bad refcount_inc() overflow
 3417 15:29:39.139510  <4>[  141.677379] ------------[ cut here ]------------
 3418 15:29:39.139577  <4>[  141.682037] WARNING: CPU: 0 PID: 2590 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3419 15:29:39.139676  <4>[  141.690820] refcount_t: saturated; leaking memory.
 3420 15:29:39.182484  <4>[  141.695818] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3421 15:29:39.185724  <4>[  141.734944] CPU: 0 PID: 2590 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3422 15:29:39.225670  <4>[  141.742899] Hardware name: STM32 (Device Tree Support)
 3423 15:29:39.225880  <4>[  141.748309] Backtrace: 
 3424 15:29:39.226172  <4>[  141.751040] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3425 15:29:39.226245  <4>[  141.758886]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3426 15:29:39.226310  <4>[  141.764831] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3427 15:29:39.226375  <4>[  141.772432] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3428 15:29:39.228827  <4>[  141.779676]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 3429 15:29:39.269108  <4>[  141.787716] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3430 15:29:39.269286  <4>[  141.795482]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c6936000
 3431 15:29:39.269360  <4>[  141.801427] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 3432 15:29:39.269426  <4>[  141.810685]  r10:00000016 r9:0000002b r8:c6937f60 r7:00000016 r6:c15ec230 r5:c1ad2f28
 3433 15:29:39.269486  <4>[  141.818799]  r4:c6936000
 3434 15:29:39.272318  <4>[  141.821609] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 3435 15:29:39.312362  <4>[  141.831568] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b228c>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3436 15:29:39.312560  <4>[  141.841961] [<c13b2214>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3437 15:29:39.312640  <4>[  141.851382]  r4:c5f81000
 3438 15:29:39.312713  <4>[  141.854190] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3439 15:29:39.312785  <4>[  141.862490] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3440 15:29:39.355627  <4>[  141.870697]  r9:c6937f60 r8:c3a94e40 r7:00000016 r6:b6dbb000 r5:c4e42780 r4:c0c66f8c
 3441 15:29:39.356087  <4>[  141.878738] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3442 15:29:39.356188  <4>[  141.886860]  r9:c6936000 r8:c6937f60 r7:c290d000 r6:b6dbb000 r5:c07eec28 r4:c4e42780
 3443 15:29:39.356272  <4>[  141.894900] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3444 15:29:39.356352  <4>[  141.902324]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c6936000 r5:c4e42780
 3445 15:29:39.356448  <4>[  141.910440]  r4:c4e42780
 3446 15:29:39.398926  <4>[  141.913247] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3447 15:29:39.399375  <4>[  141.920672]  r9:c6936000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3448 15:29:39.399471  <4>[  141.928713] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3449 15:29:39.399554  <4>[  141.936565] Exception stack(0xc6937fa8 to 0xc6937ff0)
 3450 15:29:39.399636  <4>[  141.941900] 7fa0:                   00000016 00000016 00000001 b6dbb000 00000016 00000001
 3451 15:29:39.402209  <4>[  141.950375] 7fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dbb000 00020000 0043fe38
 3452 15:29:39.452566  <4>[  141.958843] 7fe0: 00000004 beeb07e8 b6e8133b b6dfa616
 3453 15:29:39.452852  <4>[  141.964284] irq event stamp: 0
 3454 15:29:39.453197  <4>[  141.967593] hardirqs last  enabled at (0): [<00000000>] 0x0
 3455 15:29:39.453340  <4>[  141.973365] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3456 15:29:39.453426  <4>[  141.981262] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3457 15:29:39.453506  <4>[  141.989024] softirqs last disabled at (0): [<00000000>] 0x0
 3458 15:29:39.453599  <4>[  141.994759] ---[ end trace 27fda672f26a5d4c ]---
 3459 15:29:39.455981  <6>[  141.999723] lkdtm: Overflow detected: saturated
 3460 15:29:39.687970  # [  141.660122] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3461 15:29:39.688407  # [  141.664988] lkdtm: attempting good refcount_inc() without overflow
 3462 15:29:39.688526  # [  141.671663] lkdtm: attempting bad refcount_inc() overflow
 3463 15:29:39.688613  # [  141.677379] ------------[ cut here ]------------
 3464 15:29:39.688696  # [  141.682037] WARNING: CPU: 0 PID: 2590 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3465 15:29:39.688776  # [  141.690820] refcount_t: saturated; leaking memory.
 3466 15:29:39.731473  # [  141.695818] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3467 15:29:39.731672  # [  141.734944] CPU: 0 PID: 2590 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3468 15:29:39.734867  # [  141.742899] Hardware name: STM32 (Device Tree Support)
 3469 15:29:39.774659  # [  141.748309] Backtrace: 
 3470 15:29:39.775150  # [  141.751040] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3471 15:29:39.775273  # [  141.758886]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3472 15:29:39.775355  # [  141.764831] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3473 15:29:39.775432  # [  141.772432] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3474 15:29:39.775507  # [  141.779676]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 3475 15:29:39.818000  # [  141.787716] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3476 15:29:39.818551  # [  141.795482]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c6936000
 3477 15:29:39.818707  # [  141.801427] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 3478 15:29:39.818800  # [  141.810685]  r10:00000016 r9:0000002b r8:c6937f60 r7:00000016 r6:c15ec230 r5:c1ad2f28
 3479 15:29:39.818850  # [  141.818799]  r4:c6936000
 3480 15:29:39.818898  # [  141.821609] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 3481 15:29:39.861282  # [  141.831568] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b228c>] (lkdtm_REFCOUNT_INC_OVERFLOW+0x78/0x9c)
 3482 15:29:39.861793  # [  141.841961] [<c13b2214>] (lkdtm_REFCOUNT_INC_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3483 15:29:39.861905  # [  141.851382]  r4:c5f81000
 3484 15:29:39.861959  # [  141.854190] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3485 15:29:39.862026  # [  141.862490] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3486 15:29:39.864715  # [  141.870697]  r9:c6937f60 r8:c3a94e40 r7:00000016 r6:b6dbb000 r5:c4e42780 r4:c0c66f8c
 3487 15:29:39.904824  # [  141.878738] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3488 15:29:39.905030  # [  141.886860]  r9:c6936000 r8:c6937f60 r7:c290d000 r6:b6dbb000 r5:c07eec28 r4:c4e42780
 3489 15:29:39.905090  # [  141.894900] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3490 15:29:39.905156  # [  141.902324]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c6936000 r5:c4e42780
 3491 15:29:39.905211  # [  141.910440]  r4:c4e42780
 3492 15:29:39.905259  # [  141.913247] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3493 15:29:39.947875  # [  141.920672]  r9:c6936000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3494 15:29:39.948357  # [  141.928713] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3495 15:29:39.948524  # [  141.936565] Exception stack(0xc6937fa8 to 0xc6937ff0)
 3496 15:29:39.948643  # [  141.941900] 7fa0:                   00000016 00000016 00000001 b6dbb000 00000016 00000001
 3497 15:29:39.948753  # [  141.950375] 7fc0: 00000016 00000016 7ff00000 00000004 00000001 b6dbb000 00020000 0043fe38
 3498 15:29:39.948859  # [  141.958843] 7fe0: 00000004 beeb07e8 b6e8133b b6dfa616
 3499 15:29:39.951486  # [  141.964284] irq event stamp: 0
 3500 15:29:39.991221  # [  141.967593] hardirqs last  enabled at (0): [<00000000>] 0x0
 3501 15:29:39.991674  # [  141.973365] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3502 15:29:39.991842  # [  141.981262] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3503 15:29:39.991965  # [  141.989024] softirqs last disabled at (0): [<00000000>] 0x0
 3504 15:29:39.992078  # [  141.994759] ---[ end trace 27fda672f26a5d4c ]---
 3505 15:29:39.992148  # [  141.999723] lkdtm: Overflow detected: saturated
 3506 15:29:39.994753  # REFCOUNT_INC_OVERFLOW: missing 'call trace:': [FAIL]
 3507 15:29:40.011602  not ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh # exit=1
 3508 15:29:40.014819  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3509 15:29:40.295030  <6>[  142.813412] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3510 15:29:40.295551  <6>[  142.818444] lkdtm: attempting good refcount_add() without overflow
 3511 15:29:40.295701  <6>[  142.824740] lkdtm: attempting bad refcount_add() overflow
 3512 15:29:40.295851  <4>[  142.830636] ------------[ cut here ]------------
 3513 15:29:40.295992  <4>[  142.835338] WARNING: CPU: 1 PID: 2625 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3514 15:29:40.296133  <4>[  142.844140] refcount_t: saturated; leaking memory.
 3515 15:29:40.338636  <4>[  142.849191] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3516 15:29:40.338891  <4>[  142.888252] CPU: 1 PID: 2625 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3517 15:29:40.341784  <4>[  142.896206] Hardware name: STM32 (Device Tree Support)
 3518 15:29:40.381698  <4>[  142.901618] Backtrace: 
 3519 15:29:40.382214  <4>[  142.904351] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3520 15:29:40.382365  <4>[  142.912197]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3521 15:29:40.382516  <4>[  142.918144] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3522 15:29:40.382663  <4>[  142.925745] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3523 15:29:40.382804  <4>[  142.932991]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 3524 15:29:40.425077  <4>[  142.941031] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3525 15:29:40.425685  <4>[  142.948803]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c68b2000
 3526 15:29:40.425853  <4>[  142.954750] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 3527 15:29:40.426009  <4>[  142.964010]  r10:00000016 r9:0000002c r8:c68b3f60 r7:00000016 r6:c15ec230 r5:c1ad2f40
 3528 15:29:40.426152  <4>[  142.972126]  r4:c68b2000
 3529 15:29:40.428531  <4>[  142.974937] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 3530 15:29:40.468630  <4>[  142.984897] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2334>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3531 15:29:40.468892  <4>[  142.995293] [<c13b22b0>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3532 15:29:40.469062  <4>[  143.004717]  r4:c5ea1000
 3533 15:29:40.469208  <4>[  143.007524] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3534 15:29:40.469352  <4>[  143.015826] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3535 15:29:40.471781  <4>[  143.024035]  r9:c68b3f60 r8:c3a94e40 r7:00000016 r6:b6e9f000 r5:c5ff6b40 r4:c0c66f8c
 3536 15:29:40.511983  <4>[  143.032078] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3537 15:29:40.512226  <4>[  143.040197]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5ff6b40
 3538 15:29:40.512400  <4>[  143.048238] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3539 15:29:40.512549  <4>[  143.055662]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c68b2000 r5:c5ff6b40
 3540 15:29:40.512692  <4>[  143.063779]  r4:c5ff6b40
 3541 15:29:40.515114  <4>[  143.066586] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3542 15:29:40.555286  <4>[  143.074010]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3543 15:29:40.555533  <4>[  143.082051] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3544 15:29:40.555703  <4>[  143.089902] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 3545 15:29:40.555850  <4>[  143.095237] 3fa0:                   00000016 00000016 00000001 b6e9f000 00000016 00000001
 3546 15:29:40.555993  <4>[  143.103710] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e9f000 00020000 004dfe38
 3547 15:29:40.558387  <4>[  143.112179] 3fe0: 00000004 be9b27e8 b6f6533b b6ede616
 3548 15:29:40.608702  <4>[  143.117600] irq event stamp: 0
 3549 15:29:40.609208  <4>[  143.120847] hardirqs last  enabled at (0): [<00000000>] 0x0
 3550 15:29:40.609371  <4>[  143.126775] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3551 15:29:40.609526  <4>[  143.134518] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3552 15:29:40.609688  <4>[  143.142394] softirqs last disabled at (0): [<00000000>] 0x0
 3553 15:29:40.611981  <4>[  143.148181] ---[ end trace 27fda672f26a5d4d ]---
 3554 15:29:40.612156  <6>[  143.152981] lkdtm: Overflow detected: saturated
 3555 15:29:40.828084  # [  142.813412] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3556 15:29:40.828680  # [  142.818444] lkdtm: attempting good refcount_add() without overflow
 3557 15:29:40.828882  # [  142.824740] lkdtm: attempting bad refcount_add() overflow
 3558 15:29:40.829048  # [  142.830636] ------------[ cut here ]------------
 3559 15:29:40.829207  # [  142.835338] WARNING: CPU: 1 PID: 2625 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 3560 15:29:40.829365  # [  142.844140] refcount_t: saturated; leaking memory.
 3561 15:29:40.871625  # [  142.849191] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3562 15:29:40.871846  # [  142.888252] CPU: 1 PID: 2625 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3563 15:29:40.874909  # [  142.896206] Hardware name: STM32 (Device Tree Support)
 3564 15:29:40.914737  # [  142.901618] Backtrace: 
 3565 15:29:40.915198  # [  142.904351] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3566 15:29:40.915317  # [  142.912197]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3567 15:29:40.915388  # [  142.918144] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3568 15:29:40.915462  # [  142.925745] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3569 15:29:40.915534  # [  142.932991]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 3570 15:29:40.958081  # [  142.941031] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3571 15:29:40.958535  # [  142.948803]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c68b2000
 3572 15:29:40.958628  # [  142.954750] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 3573 15:29:40.958696  # [  142.964010]  r10:00000016 r9:0000002c r8:c68b3f60 r7:00000016 r6:c15ec230 r5:c1ad2f40
 3574 15:29:40.958780  # [  142.972126]  r4:c68b2000
 3575 15:29:40.958852  # [  142.974937] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 3576 15:29:41.001300  # [  142.984897] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2334>] (lkdtm_REFCOUNT_ADD_OVERFLOW+0x84/0xa8)
 3577 15:29:41.001800  # [  142.995293] [<c13b22b0>] (lkdtm_REFCOUNT_ADD_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3578 15:29:41.001899  # [  143.004717]  r4:c5ea1000
 3579 15:29:41.001971  # [  143.007524] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3580 15:29:41.002043  # [  143.015826] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3581 15:29:41.004524  # [  143.024035]  r9:c68b3f60 r8:c3a94e40 r7:00000016 r6:b6e9f000 r5:c5ff6b40 r4:c0c66f8c
 3582 15:29:41.044692  # [  143.032078] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3583 15:29:41.045187  # [  143.040197]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e9f000 r5:c07eec28 r4:c5ff6b40
 3584 15:29:41.045280  # [  143.048238] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3585 15:29:41.045353  # [  143.055662]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c68b2000 r5:c5ff6b40
 3586 15:29:41.045423  # [  143.063779]  r4:c5ff6b40
 3587 15:29:41.045492  # [  143.066586] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3588 15:29:41.088065  # [  143.074010]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3589 15:29:41.088520  # [  143.082051] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3590 15:29:41.088600  # [  143.089902] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 3591 15:29:41.088666  # [  143.095237] 3fa0:                   00000016 00000016 00000001 b6e9f000 00000016 00000001
 3592 15:29:41.088730  # [  143.103710] 3fc0: 00000016 00000016 7ff00000 00000004 00000001 b6e9f000 00020000 004dfe38
 3593 15:29:41.088793  # [  143.112179] 3fe0: 00000004 be9b27e8 b6f6533b b6ede616
 3594 15:29:41.091522  # [  143.117600] irq event stamp: 0
 3595 15:29:41.131414  # [  143.120847] hardirqs last  enabled at (0): [<00000000>] 0x0
 3596 15:29:41.131935  # [  143.126775] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3597 15:29:41.132068  # [  143.134518] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3598 15:29:41.132178  # [  143.142394] softirqs last disabled at (0): [<00000000>] 0x0
 3599 15:29:41.132285  # [  143.148181] ---[ end trace 27fda672f26a5d4d ]---
 3600 15:29:41.132334  # [  143.152981] lkdtm: Overflow detected: saturated
 3601 15:29:41.134828  # REFCOUNT_ADD_OVERFLOW: missing 'call trace:': [FAIL]
 3602 15:29:41.152673  not ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh # exit=1
 3603 15:29:41.155890  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3604 15:29:41.531969  <6>[  144.048888] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3605 15:29:41.532411  <6>[  144.054543] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3606 15:29:41.532499  <4>[  144.061181] ------------[ cut here ]------------
 3607 15:29:41.532574  <4>[  144.065925] WARNING: CPU: 1 PID: 2660 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3608 15:29:41.532642  <4>[  144.074718] refcount_t: saturated; leaking memory.
 3609 15:29:41.575676  <4>[  144.079777] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3610 15:29:41.575833  <4>[  144.118824] CPU: 1 PID: 2660 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3611 15:29:41.575904  <4>[  144.126781] Hardware name: STM32 (Device Tree Support)
 3612 15:29:41.578869  <4>[  144.132191] Backtrace: 
 3613 15:29:41.618628  <4>[  144.134922] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3614 15:29:41.618995  <4>[  144.142767]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3615 15:29:41.619073  <4>[  144.148713] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3616 15:29:41.619141  <4>[  144.156313] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3617 15:29:41.619206  <4>[  144.163560]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 3618 15:29:41.622219  <4>[  144.171600] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3619 15:29:41.661959  <4>[  144.179373]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c680a000
 3620 15:29:41.662457  <4>[  144.185318] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 3621 15:29:41.662592  <4>[  144.194578]  r10:0000001f r9:0000002d r8:c680bf60 r7:0000001f r6:c15ec230 r5:c1ad2f58
 3622 15:29:41.662717  <4>[  144.202694]  r4:7fffffff
 3623 15:29:41.662830  <4>[  144.205502] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 3624 15:29:41.705364  <4>[  144.216249] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b23a4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84)
 3625 15:29:41.705856  <4>[  144.228208]  r5:c1ad2f58 r4:c680a000
 3626 15:29:41.706004  <4>[  144.232065] [<c13b2358>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3627 15:29:41.706129  <4>[  144.242270]  r4:c5ea1000
 3628 15:29:41.706244  <4>[  144.245077] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3629 15:29:41.706356  <4>[  144.253378] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3630 15:29:41.748678  <4>[  144.261585]  r9:c680bf60 r8:c3a94e40 r7:0000001f r6:b6de7000 r5:c5a7d3c0 r4:c0c66f8c
 3631 15:29:41.749155  <4>[  144.269626] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3632 15:29:41.749300  <4>[  144.277747]  r9:c680a000 r8:c680bf60 r7:c290d000 r6:b6de7000 r5:c07eec28 r4:c5a7d3c0
 3633 15:29:41.749419  <4>[  144.285786] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3634 15:29:41.749529  <4>[  144.293209]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c680a000 r5:c5a7d3c0
 3635 15:29:41.749663  <4>[  144.301324]  r4:c5a7d3c0
 3636 15:29:41.751875  <4>[  144.304130] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3637 15:29:41.792270  <4>[  144.311554]  r9:c680a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 3638 15:29:41.792494  <4>[  144.319594] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3639 15:29:41.792626  <4>[  144.327446] Exception stack(0xc680bfa8 to 0xc680bff0)
 3640 15:29:41.792758  <4>[  144.332780] bfa0:                   0000001f 0000001f 00000001 b6de7000 0000001f 00000001
 3641 15:29:41.792878  <4>[  144.341254] bfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6de7000 00020000 0050fe38
 3642 15:29:41.795299  <4>[  144.349721] bfe0: 00000004 bee577e8 b6ead33b b6e26616
 3643 15:29:41.845729  <4>[  144.355134] irq event stamp: 0
 3644 15:29:41.846238  <4>[  144.358473] hardirqs last  enabled at (0): [<00000000>] 0x0
 3645 15:29:41.846379  <4>[  144.364239] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3646 15:29:41.846495  <4>[  144.372106] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3647 15:29:41.846601  <4>[  144.379911] softirqs last disabled at (0): [<00000000>] 0x0
 3648 15:29:41.846704  <4>[  144.385673] ---[ end trace 27fda672f26a5d4e ]---
 3649 15:29:41.848935  <6>[  144.390627] lkdtm: Overflow detected: saturated
 3650 15:29:42.066539  # [  144.048888] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3651 15:29:42.066797  # [  144.054543] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3652 15:29:42.066922  # [  144.061181] ------------[ cut here ]------------
 3653 15:29:42.067036  # [  144.065925] WARNING: CPU: 1 PID: 2660 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3654 15:29:42.067151  # [  144.074718] refcount_t: saturated; leaking memory.
 3655 15:29:42.109685  # [  144.079777] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3656 15:29:42.109941  # [  144.118824] CPU: 1 PID: 2660 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3657 15:29:42.112766  # [  144.126781] Hardware name: STM32 (Device Tree Support)
 3658 15:29:42.112938  # [  144.132191] Backtrace: 
 3659 15:29:42.153090  # [  144.134922] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3660 15:29:42.153343  # [  144.142767]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3661 15:29:42.153470  # [  144.148713] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3662 15:29:42.153592  # [  144.156313] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3663 15:29:42.153700  # [  144.163560]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 3664 15:29:42.196227  # [  144.171600] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3665 15:29:42.196748  # [  144.179373]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c680a000
 3666 15:29:42.196901  # [  144.185318] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 3667 15:29:42.197028  # [  144.194578]  r10:0000001f r9:0000002d r8:c680bf60 r7:0000001f r6:c15ec230 r5:c1ad2f58
 3668 15:29:42.197141  # [  144.202694]  r4:7fffffff
 3669 15:29:42.197259  # [  144.205502] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 3670 15:29:42.239552  # [  144.216249] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b23a4>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x4c/0x84)
 3671 15:29:42.240064  # [  144.228208]  r5:c1ad2f58 r4:c680a000
 3672 15:29:42.240201  # [  144.232065] [<c13b2358>] (lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3673 15:29:42.240318  # [  144.242270]  r4:c5ea1000
 3674 15:29:42.240425  # [  144.245077] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3675 15:29:42.240531  # [  144.253378] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3676 15:29:42.282779  # [  144.261585]  r9:c680bf60 r8:c3a94e40 r7:0000001f r6:b6de7000 r5:c5a7d3c0 r4:c0c66f8c
 3677 15:29:42.283300  # [  144.269626] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3678 15:29:42.283437  # [  144.277747]  r9:c680a000 r8:c680bf60 r7:c290d000 r6:b6de7000 r5:c07eec28 r4:c5a7d3c0
 3679 15:29:42.283556  # [  144.285786] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3680 15:29:42.283667  # [  144.293209]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c680a000 r5:c5a7d3c0
 3681 15:29:42.283777  # [  144.301324]  r4:c5a7d3c0
 3682 15:29:42.326212  # [  144.304130] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3683 15:29:42.326746  # [  144.311554]  r9:c680a000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 3684 15:29:42.326905  # [  144.319594] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3685 15:29:42.327021  # [  144.327446] Exception stack(0xc680bfa8 to 0xc680bff0)
 3686 15:29:42.327129  # [  144.332780] bfa0:                   0000001f 0000001f 00000001 b6de7000 0000001f 00000001
 3687 15:29:42.327239  # [  144.341254] bfc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6de7000 00020000 0050fe38
 3688 15:29:42.369658  # [  144.349721] bfe0: 00000004 bee577e8 b6ead33b b6e26616
 3689 15:29:42.369910  # [  144.355134] irq event stamp: 0
 3690 15:29:42.370293  # [  144.358473] hardirqs last  enabled at (0): [<00000000>] 0x0
 3691 15:29:42.370418  # [  144.364239] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3692 15:29:42.370531  # [  144.372106] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3693 15:29:42.370641  # [  144.379911] softirqs last disabled at (0): [<00000000>] 0x0
 3694 15:29:42.370748  # [  144.385673] ---[ end trace 27fda672f26a5d4e ]---
 3695 15:29:42.372737  # [  144.390627] lkdtm: Overflow detected: saturated
 3696 15:29:42.395689  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3697 15:29:42.396173  not ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh # exit=1
 3698 15:29:42.398891  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3699 15:29:42.682586  <6>[  145.204174] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3700 15:29:42.682791  <6>[  145.209995] lkdtm: attempting bad refcount_add_not_zero() overflow
 3701 15:29:42.682869  <4>[  145.216476] ------------[ cut here ]------------
 3702 15:29:42.682940  <4>[  145.221209] WARNING: CPU: 0 PID: 2695 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3703 15:29:42.683017  <4>[  145.230012] refcount_t: saturated; leaking memory.
 3704 15:29:42.725951  <4>[  145.234989] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3705 15:29:42.726142  <4>[  145.274132] CPU: 0 PID: 2695 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3706 15:29:42.729090  <4>[  145.282077] Hardware name: STM32 (Device Tree Support)
 3707 15:29:42.769049  <4>[  145.287488] Backtrace: 
 3708 15:29:42.769465  <4>[  145.290220] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3709 15:29:42.769554  <4>[  145.298068]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3710 15:29:42.769643  <4>[  145.304014] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3711 15:29:42.769710  <4>[  145.311616] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3712 15:29:42.769784  <4>[  145.318861]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 3713 15:29:42.812415  <4>[  145.326903] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3714 15:29:42.812849  <4>[  145.334675]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c5cf2000
 3715 15:29:42.812932  <4>[  145.340621] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 3716 15:29:42.813002  <4>[  145.349882]  r10:0000001f r9:0000002e r8:c5cf3f60 r7:0000001f r6:c15ec230 r5:c1ad2f78
 3717 15:29:42.813070  <4>[  145.357996]  r4:7fffffff
 3718 15:29:42.813136  <4>[  145.360805] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 3719 15:29:42.855957  <4>[  145.371552] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b2428>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84)
 3720 15:29:42.856147  <4>[  145.383512]  r5:c1ad2f78 r4:c5cf2000
 3721 15:29:42.856216  <4>[  145.387370] [<c13b23dc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3722 15:29:42.856280  <4>[  145.397575]  r4:c5ae4000
 3723 15:29:42.856355  <4>[  145.400383] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3724 15:29:42.859169  <4>[  145.408684] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3725 15:29:42.899113  <4>[  145.416893]  r9:c5cf3f60 r8:c3a94e40 r7:0000001f r6:b6df7000 r5:c5ae1000 r4:c0c66f8c
 3726 15:29:42.899542  <4>[  145.424936] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3727 15:29:42.899624  <4>[  145.433057]  r9:c5cf2000 r8:c5cf3f60 r7:c290d000 r6:b6df7000 r5:c07eec28 r4:c5ae1000
 3728 15:29:42.899689  <4>[  145.441097] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3729 15:29:42.899761  <4>[  145.448521]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5cf2000 r5:c5ae1000
 3730 15:29:42.902347  <4>[  145.456638]  r4:c5ae1000
 3731 15:29:42.942469  <4>[  145.459445] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3732 15:29:42.942899  <4>[  145.466869]  r9:c5cf2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 3733 15:29:42.942982  <4>[  145.474909] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3734 15:29:42.943049  <4>[  145.482761] Exception stack(0xc5cf3fa8 to 0xc5cf3ff0)
 3735 15:29:42.943124  <4>[  145.488095] 3fa0:                   0000001f 0000001f 00000001 b6df7000 0000001f 00000001
 3736 15:29:42.945723  <4>[  145.496569] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6df7000 00020000 004cfe38
 3737 15:29:42.985791  <4>[  145.505038] 3fe0: 00000004 be88b7e8 b6ebd33b b6e36616
 3738 15:29:42.986250  <4>[  145.510483] irq event stamp: 0
 3739 15:29:42.986328  <4>[  145.513705] hardirqs last  enabled at (0): [<00000000>] 0x0
 3740 15:29:42.986395  <4>[  145.519661] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3741 15:29:42.986461  <4>[  145.527441] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3742 15:29:42.986527  <4>[  145.535108] softirqs last disabled at (0): [<00000000>] 0x0
 3743 15:29:42.988972  <4>[  145.541057] ---[ end trace 27fda672f26a5d4f ]---
 3744 15:29:43.004812  <6>[  145.545835] lkdtm: Overflow detected: saturated
 3745 15:29:43.244786  # [  145.204174] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3746 15:29:43.245029  # [  145.209995] lkdtm: attempting bad refcount_add_not_zero() overflow
 3747 15:29:43.245158  # [  145.216476] ------------[ cut here ]------------
 3748 15:29:43.245273  # [  145.221209] WARNING: CPU: 0 PID: 2695 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 3749 15:29:43.245384  # [  145.230012] refcount_t: saturated; leaking memory.
 3750 15:29:43.288024  # [  145.234989] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3751 15:29:43.288205  # [  145.274132] CPU: 0 PID: 2695 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3752 15:29:43.291253  # [  145.282077] Hardware name: STM32 (Device Tree Support)
 3753 15:29:43.291387  # [  145.287488] Backtrace: 
 3754 15:29:43.331446  # [  145.290220] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3755 15:29:43.331637  # [  145.298068]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3756 15:29:43.331710  # [  145.304014] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3757 15:29:43.331776  # [  145.311616] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3758 15:29:43.331842  # [  145.318861]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 3759 15:29:43.374560  # [  145.326903] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3760 15:29:43.374997  # [  145.334675]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c5cf2000
 3761 15:29:43.375087  # [  145.340621] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 3762 15:29:43.375152  # [  145.349882]  r10:0000001f r9:0000002e r8:c5cf3f60 r7:0000001f r6:c15ec230 r5:c1ad2f78
 3763 15:29:43.375216  # [  145.357996]  r4:7fffffff
 3764 15:29:43.375279  # [  145.360805] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 3765 15:29:43.417982  # [  145.371552] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b2428>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x4c/0x84)
 3766 15:29:43.418167  # [  145.383512]  r5:c1ad2f78 r4:c5cf2000
 3767 15:29:43.418243  # [  145.387370] [<c13b23dc>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3768 15:29:43.418313  # [  145.397575]  r4:c5ae4000
 3769 15:29:43.418599  # [  145.400383] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3770 15:29:43.418672  # [  145.408684] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3771 15:29:43.461169  # [  145.416893]  r9:c5cf3f60 r8:c3a94e40 r7:0000001f r6:b6df7000 r5:c5ae1000 r4:c0c66f8c
 3772 15:29:43.461620  # [  145.424936] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3773 15:29:43.461719  # [  145.433057]  r9:c5cf2000 r8:c5cf3f60 r7:c290d000 r6:b6df7000 r5:c07eec28 r4:c5ae1000
 3774 15:29:43.461787  # [  145.441097] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3775 15:29:43.461852  # [  145.448521]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c5cf2000 r5:c5ae1000
 3776 15:29:43.461917  # [  145.456638]  r4:c5ae1000
 3777 15:29:43.504591  # [  145.459445] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3778 15:29:43.505012  # [  145.466869]  r9:c5cf2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 3779 15:29:43.505091  # [  145.474909] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3780 15:29:43.505159  # [  145.482761] Exception stack(0xc5cf3fa8 to 0xc5cf3ff0)
 3781 15:29:43.505227  # [  145.488095] 3fa0:                   0000001f 0000001f 00000001 b6df7000 0000001f 00000001
 3782 15:29:43.505293  # [  145.496569] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6df7000 00020000 004cfe38
 3783 15:29:43.548084  # [  145.505038] 3fe0: 00000004 be88b7e8 b6ebd33b b6e36616
 3784 15:29:43.548285  # [  145.510483] irq event stamp: 0
 3785 15:29:43.548583  # [  145.513705] hardirqs last  enabled at (0): [<00000000>] 0x0
 3786 15:29:43.548656  # [  145.519661] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3787 15:29:43.548723  # [  145.527441] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3788 15:29:43.548787  # [  145.535108] softirqs last disabled at (0): [<00000000>] 0x0
 3789 15:29:43.548852  # [  145.541057] ---[ end trace 27fda672f26a5d4f ]---
 3790 15:29:43.551404  # [  145.545835] lkdtm: Overflow detected: saturated
 3791 15:29:43.573912  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: missing 'call trace:': [FAIL]
 3792 15:29:43.574455  not ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh # exit=1
 3793 15:29:43.577071  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3794 15:29:43.844589  <6>[  146.365989] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3795 15:29:43.844872  <6>[  146.370663] lkdtm: attempting good refcount_dec()
 3796 15:29:43.845033  <6>[  146.375632] lkdtm: attempting bad refcount_dec() to zero
 3797 15:29:43.845174  <4>[  146.381363] ------------[ cut here ]------------
 3798 15:29:43.845310  <4>[  146.386228] WARNING: CPU: 0 PID: 2730 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3799 15:29:43.845446  <4>[  146.394859] refcount_t: decrement hit 0; leaking memory.
 3800 15:29:43.888042  <4>[  146.400503] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3801 15:29:43.891220  <4>[  146.439590] CPU: 0 PID: 2730 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3802 15:29:43.931063  <4>[  146.447534] Hardware name: STM32 (Device Tree Support)
 3803 15:29:43.931388  <4>[  146.452947] Backtrace: 
 3804 15:29:43.931879  <4>[  146.455679] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3805 15:29:43.932045  <4>[  146.463526]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3806 15:29:43.932187  <4>[  146.469473] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3807 15:29:43.932333  <4>[  146.477072] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3808 15:29:43.934595  <4>[  146.484317]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 3809 15:29:43.974897  <4>[  146.492356] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3810 15:29:43.975514  <4>[  146.500130]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c5898000
 3811 15:29:43.975685  <4>[  146.506077] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 3812 15:29:43.975838  <4>[  146.515341]  r10:00000012 r9:0000002f r8:c5899f60 r7:00000012 r6:c15ec230 r5:c1ad2f98
 3813 15:29:43.975983  <4>[  146.523461]  r4:c5898000
 3814 15:29:43.977787  <4>[  146.526269] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3815 15:29:44.018199  <4>[  146.536233] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b24bc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3816 15:29:44.018589  <4>[  146.546283] [<c13b2460>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3817 15:29:44.018748  <4>[  146.555354]  r4:c5d8a000
 3818 15:29:44.018887  <4>[  146.558162] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3819 15:29:44.019018  <4>[  146.566462] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3820 15:29:44.061236  <4>[  146.574670]  r9:c5899f60 r8:c3a94e40 r7:00000012 r6:b6e69000 r5:c59ce3c0 r4:c0c66f8c
 3821 15:29:44.061915  <4>[  146.582712] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3822 15:29:44.062089  <4>[  146.590833]  r9:c5898000 r8:c5899f60 r7:c290d000 r6:b6e69000 r5:c07eec28 r4:c59ce3c0
 3823 15:29:44.062231  <4>[  146.598873] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3824 15:29:44.062367  <4>[  146.606297]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5898000 r5:c59ce3c0
 3825 15:29:44.062503  <4>[  146.614411]  r4:c59ce3c0
 3826 15:29:44.064791  <4>[  146.617218] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3827 15:29:44.105049  <4>[  146.624642]  r9:c5898000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 3828 15:29:44.105354  <4>[  146.632682] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3829 15:29:44.105515  <4>[  146.640534] Exception stack(0xc5899fa8 to 0xc5899ff0)
 3830 15:29:44.105699  <4>[  146.645870] 9fa0:                   00000012 00000012 00000001 b6e69000 00000012 00000001
 3831 15:29:44.105838  <4>[  146.654345] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e69000 00020000 0043fe38
 3832 15:29:44.157780  <4>[  146.662814] 9fe0: 00000004 bedda7e8 b6f2f33b b6ea8616
 3833 15:29:44.158087  <4>[  146.668235] irq event stamp: 0
 3834 15:29:44.158529  <4>[  146.671482] hardirqs last  enabled at (0): [<00000000>] 0x0
 3835 15:29:44.158685  <4>[  146.677419] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3836 15:29:44.158831  <4>[  146.685096] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3837 15:29:44.158975  <4>[  146.693000] softirqs last disabled at (0): [<00000000>] 0x0
 3838 15:29:44.159109  <4>[  146.698771] ---[ end trace 27fda672f26a5d50 ]---
 3839 15:29:44.161171  <6>[  146.703610] lkdtm: Zero detected: saturated
 3840 15:29:44.401003  # [  146.365989] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3841 15:29:44.401311  # [  146.370663] lkdtm: attempting good refcount_dec()
 3842 15:29:44.401468  # [  146.375632] lkdtm: attempting bad refcount_dec() to zero
 3843 15:29:44.401627  # [  146.381363] ------------[ cut here ]------------
 3844 15:29:44.401769  # [  146.386228] WARNING: CPU: 0 PID: 2730 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3845 15:29:44.401900  # [  146.394859] refcount_t: decrement hit 0; leaking memory.
 3846 15:29:44.444006  # [  146.400503] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3847 15:29:44.444306  # [  146.439590] CPU: 0 PID: 2730 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3848 15:29:44.487425  # [  146.447534] Hardware name: STM32 (Device Tree Support)
 3849 15:29:44.487731  # [  146.452947] Backtrace: 
 3850 15:29:44.488164  # [  146.455679] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3851 15:29:44.488319  # [  146.463526]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3852 15:29:44.488453  # [  146.469473] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3853 15:29:44.488584  # [  146.477072] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3854 15:29:44.490298  # [  146.484317]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 3855 15:29:44.530426  # [  146.492356] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3856 15:29:44.530731  # [  146.500130]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c5898000
 3857 15:29:44.530890  # [  146.506077] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 3858 15:29:44.531029  # [  146.515341]  r10:00000012 r9:0000002f r8:c5899f60 r7:00000012 r6:c15ec230 r5:c1ad2f98
 3859 15:29:44.531161  # [  146.523461]  r4:c5898000
 3860 15:29:44.533718  # [  146.526269] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3861 15:29:44.573906  # [  146.536233] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b24bc>] (lkdtm_REFCOUNT_DEC_ZERO+0x5c/0xd8)
 3862 15:29:44.574185  # [  146.546283] [<c13b2460>] (lkdtm_REFCOUNT_DEC_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3863 15:29:44.574345  # [  146.555354]  r4:c5d8a000
 3864 15:29:44.574481  # [  146.558162] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3865 15:29:44.574614  # [  146.566462] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3866 15:29:44.576990  # [  146.574670]  r9:c5899f60 r8:c3a94e40 r7:00000012 r6:b6e69000 r5:c59ce3c0 r4:c0c66f8c
 3867 15:29:44.617076  # [  146.582712] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3868 15:29:44.617379  # [  146.590833]  r9:c5898000 r8:c5899f60 r7:c290d000 r6:b6e69000 r5:c07eec28 r4:c59ce3c0
 3869 15:29:44.617544  # [  146.598873] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3870 15:29:44.617996  # [  146.606297]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5898000 r5:c59ce3c0
 3871 15:29:44.618150  # [  146.614411]  r4:c59ce3c0
 3872 15:29:44.620484  # [  146.617218] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3873 15:29:44.660124  # [  146.624642]  r9:c5898000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 3874 15:29:44.660731  # [  146.632682] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3875 15:29:44.660904  # [  146.640534] Exception stack(0xc5899fa8 to 0xc5899ff0)
 3876 15:29:44.661050  # [  146.645870] 9fa0:                   00000012 00000012 00000001 b6e69000 00000012 00000001
 3877 15:29:44.661186  # [  146.654345] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e69000 00020000 0043fe38
 3878 15:29:44.663405  # [  146.662814] 9fe0: 00000004 bedda7e8 b6f2f33b b6ea8616
 3879 15:29:44.663622  # [  146.668235] irq event stamp: 0
 3880 15:29:44.703771  # [  146.671482] hardirqs last  enabled at (0): [<00000000>] 0x0
 3881 15:29:44.704038  # [  146.677419] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3882 15:29:44.704202  # [  146.685096] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3883 15:29:44.704340  # [  146.693000] softirqs last disabled at (0): [<00000000>] 0x0
 3884 15:29:44.704475  # [  146.698771] ---[ end trace 27fda672f26a5d50 ]---
 3885 15:29:44.704607  # [  146.703610] lkdtm: Zero detected: saturated
 3886 15:29:44.707083  # REFCOUNT_DEC_ZERO: missing 'call trace:': [FAIL]
 3887 15:29:44.724815  not ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh # exit=1
 3888 15:29:44.728099  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3889 15:29:45.044103  <6>[  147.565593] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3890 15:29:45.044413  <6>[  147.570627] lkdtm: attempting bad refcount_dec() below zero
 3891 15:29:45.044574  <4>[  147.576504] ------------[ cut here ]------------
 3892 15:29:45.044714  <4>[  147.581231] WARNING: CPU: 1 PID: 2768 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3893 15:29:45.044851  <4>[  147.590035] refcount_t: decrement hit 0; leaking memory.
 3894 15:29:45.087184  <4>[  147.595533] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3895 15:29:45.087735  <4>[  147.634686] CPU: 1 PID: 2768 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3896 15:29:45.090709  <4>[  147.642618] Hardware name: STM32 (Device Tree Support)
 3897 15:29:45.090929  <4>[  147.648030] Backtrace: 
 3898 15:29:45.130674  <4>[  147.650762] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3899 15:29:45.130936  <4>[  147.658609]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3900 15:29:45.131097  <4>[  147.664555] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3901 15:29:45.131504  <4>[  147.672157] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3902 15:29:45.131656  <4>[  147.679403]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 3903 15:29:45.173858  <4>[  147.687443] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3904 15:29:45.174427  <4>[  147.695213]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c5efa000
 3905 15:29:45.174606  <4>[  147.701158] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 3906 15:29:45.174753  <4>[  147.710416]  r10:00000016 r9:00000030 r8:c5efbf60 r7:00000016 r6:c15ec230 r5:00000000
 3907 15:29:45.174889  <4>[  147.718531]  r4:c5efa000
 3908 15:29:45.175023  <4>[  147.721338] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3909 15:29:45.217451  <4>[  147.731298] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b2580>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 3910 15:29:45.217739  <4>[  147.741699] [<c13b2538>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3911 15:29:45.217899  <4>[  147.751118]  r5:c1ad2fac r4:c5f81000
 3912 15:29:45.218036  <4>[  147.754971] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3913 15:29:45.218170  <4>[  147.763272] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3914 15:29:45.220846  <4>[  147.771477]  r9:c5efbf60 r8:c3a94e40 r7:00000016 r6:b6ea1000 r5:c5aa6500 r4:c0c66f8c
 3915 15:29:45.260693  <4>[  147.779516] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3916 15:29:45.260970  <4>[  147.787636]  r9:c5efa000 r8:c5efbf60 r7:c290d000 r6:b6ea1000 r5:c07eec28 r4:c5aa6500
 3917 15:29:45.261419  <4>[  147.795674] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3918 15:29:45.261588  <4>[  147.803097]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5efa000 r5:c5aa6500
 3919 15:29:45.261729  <4>[  147.811211]  r4:c5aa6500
 3920 15:29:45.263830  <4>[  147.814017] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3921 15:29:45.303955  <4>[  147.821439]  r9:c5efa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3922 15:29:45.304518  <4>[  147.829478] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3923 15:29:45.304694  <4>[  147.837331] Exception stack(0xc5efbfa8 to 0xc5efbff0)
 3924 15:29:45.304844  <4>[  147.842664] bfa0:                   00000016 00000016 00000001 b6ea1000 00000016 00000001
 3925 15:29:45.304989  <4>[  147.851138] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6ea1000 00020000 0048fe38
 3926 15:29:45.307194  <4>[  147.859607] bfe0: 00000004 beeb27e8 b6f6733b b6ee0616
 3927 15:29:45.351759  <4>[  147.865023] irq event stamp: 0
 3928 15:29:45.352278  <4>[  147.868360] hardirqs last  enabled at (0): [<00000000>] 0x0
 3929 15:29:45.352425  <4>[  147.874125] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3930 15:29:45.352541  <4>[  147.882032] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3931 15:29:45.352649  <4>[  147.889829] softirqs last disabled at (0): [<00000000>] 0x0
 3932 15:29:45.352756  <4>[  147.895565] ---[ end trace 27fda672f26a5d51 ]---
 3933 15:29:45.355121  <6>[  147.900515] lkdtm: Negative detected: saturated
 3934 15:29:45.587104  # [  147.565593] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3935 15:29:45.587622  # [  147.570627] lkdtm: attempting bad refcount_dec() below zero
 3936 15:29:45.587760  # [  147.576504] ------------[ cut here ]------------
 3937 15:29:45.587876  # [  147.581231] WARNING: CPU: 1 PID: 2768 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 3938 15:29:45.587989  # [  147.590035] refcount_t: decrement hit 0; leaking memory.
 3939 15:29:45.630621  # [  147.595533] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3940 15:29:45.630870  # [  147.634686] CPU: 1 PID: 2768 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3941 15:29:45.631041  # [  147.642618] Hardware name: STM32 (Device Tree Support)
 3942 15:29:45.633665  # [  147.648030] Backtrace: 
 3943 15:29:45.673857  # [  147.650762] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3944 15:29:45.674073  # [  147.658609]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3945 15:29:45.674205  # [  147.664555] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3946 15:29:45.674317  # [  147.672157] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3947 15:29:45.674428  # [  147.679403]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 3948 15:29:45.676945  # [  147.687443] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3949 15:29:45.717120  # [  147.695213]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c5efa000
 3950 15:29:45.717720  # [  147.701158] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 3951 15:29:45.717914  # [  147.710416]  r10:00000016 r9:00000030 r8:c5efbf60 r7:00000016 r6:c15ec230 r5:00000000
 3952 15:29:45.718066  # [  147.718531]  r4:c5efa000
 3953 15:29:45.718208  # [  147.721338] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 3954 15:29:45.760455  # [  147.731298] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b2580>] (lkdtm_REFCOUNT_DEC_NEGATIVE+0x48/0x70)
 3955 15:29:45.761050  # [  147.741699] [<c13b2538>] (lkdtm_REFCOUNT_DEC_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 3956 15:29:45.761226  # [  147.751118]  r5:c1ad2fac r4:c5f81000
 3957 15:29:45.761369  # [  147.754971] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 3958 15:29:45.761504  # [  147.763272] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 3959 15:29:45.761665  # [  147.771477]  r9:c5efbf60 r8:c3a94e40 r7:00000016 r6:b6ea1000 r5:c5aa6500 r4:c0c66f8c
 3960 15:29:45.803741  # [  147.779516] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 3961 15:29:45.804339  # [  147.787636]  r9:c5efa000 r8:c5efbf60 r7:c290d000 r6:b6ea1000 r5:c07eec28 r4:c5aa6500
 3962 15:29:45.804518  # [  147.795674] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 3963 15:29:45.804663  # [  147.803097]  r10:00000004 r9:00000000 r8:00000000 r7:00000016 r6:c5efa000 r5:c5aa6500
 3964 15:29:45.804799  # [  147.811211]  r4:c5aa6500
 3965 15:29:45.804934  # [  147.814017] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 3966 15:29:45.847065  # [  147.821439]  r9:c5efa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000016 r4:00000016
 3967 15:29:45.847669  # [  147.829478] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 3968 15:29:45.847848  # [  147.837331] Exception stack(0xc5efbfa8 to 0xc5efbff0)
 3969 15:29:45.847999  # [  147.842664] bfa0:                   00000016 00000016 00000001 b6ea1000 00000016 00000001
 3970 15:29:45.848143  # [  147.851138] bfc0: 00000016 00000016 7ff00000 00000004 00000001 b6ea1000 00020000 0048fe38
 3971 15:29:45.848278  # [  147.859607] bfe0: 00000004 beeb27e8 b6f6733b b6ee0616
 3972 15:29:45.848420  # [  147.865023] irq event stamp: 0
 3973 15:29:45.890393  # [  147.868360] hardirqs last  enabled at (0): [<00000000>] 0x0
 3974 15:29:45.890981  # [  147.874125] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3975 15:29:45.891158  # [  147.882032] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 3976 15:29:45.891308  # [  147.889829] softirqs last disabled at (0): [<00000000>] 0x0
 3977 15:29:45.891452  # [  147.895565] ---[ end trace 27fda672f26a5d51 ]---
 3978 15:29:45.891589  # [  147.900515] lkdtm: Negative detected: saturated
 3979 15:29:45.891720  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 3980 15:29:45.893842  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3981 15:29:45.909164  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 3982 15:29:46.221448  <6>[  148.742968] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 3983 15:29:46.221775  <6>[  148.748792] lkdtm: attempting bad refcount_dec_and_test() below zero
 3984 15:29:46.221942  <4>[  148.755255] ------------[ cut here ]------------
 3985 15:29:46.222083  <4>[  148.760419] WARNING: CPU: 0 PID: 2804 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 3986 15:29:46.222202  <4>[  148.769072] refcount_t: underflow; use-after-free.
 3987 15:29:46.264950  <4>[  148.774041] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 3988 15:29:46.265219  <4>[  148.813193] CPU: 0 PID: 2804 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 3989 15:29:46.268027  <4>[  148.821132] Hardware name: STM32 (Device Tree Support)
 3990 15:29:46.307907  <4>[  148.826545] Backtrace: 
 3991 15:29:46.308367  <4>[  148.829276] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 3992 15:29:46.308503  <4>[  148.837124]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 3993 15:29:46.308621  <4>[  148.843072] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 3994 15:29:46.308735  <4>[  148.850673] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 3995 15:29:46.308844  <4>[  148.857920]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 3996 15:29:46.351207  <4>[  148.865959] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 3997 15:29:46.351686  <4>[  148.873731]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c68b2000
 3998 15:29:46.351822  <4>[  148.879678] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 3999 15:29:46.351934  <4>[  148.889025]  r10:0000001f r9:00000031 r8:c68b3f60 r7:0000001f r6:c15ec230 r5:c1ad2fc4
 4000 15:29:46.352042  <4>[  148.897141]  r4:c68b2000
 4001 15:29:46.352146  <4>[  148.899953] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4002 15:29:46.394831  <4>[  148.910701] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b25f4>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88)
 4003 15:29:46.395049  <4>[  148.922668] [<c13b25a8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4004 15:29:46.395179  <4>[  148.932877]  r4:c5ed6000
 4005 15:29:46.395291  <4>[  148.935685] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4006 15:29:46.395433  <4>[  148.943986] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4007 15:29:46.438159  <4>[  148.952193]  r9:c68b3f60 r8:c3a94e40 r7:0000001f r6:b6e60000 r5:c5ff6b40 r4:c0c66f8c
 4008 15:29:46.438774  <4>[  148.960234] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4009 15:29:46.438949  <4>[  148.968355]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e60000 r5:c07eec28 r4:c5ff6b40
 4010 15:29:46.439104  <4>[  148.976395] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4011 15:29:46.439249  <4>[  148.983817]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c68b2000 r5:c5ff6b40
 4012 15:29:46.439384  <4>[  148.991931]  r4:c5ff6b40
 4013 15:29:46.481397  <4>[  148.994738] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4014 15:29:46.482064  <4>[  149.002163]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 4015 15:29:46.482220  <4>[  149.010204] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4016 15:29:46.482339  <4>[  149.018060] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4017 15:29:46.482450  <4>[  149.023394] 3fa0:                   0000001f 0000001f 00000001 b6e60000 0000001f 00000001
 4018 15:29:46.482577  <4>[  149.031868] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e60000 00020000 0041fe38
 4019 15:29:46.534849  <4>[  149.040339] 3fe0: 00000004 bead17e8 b6f2633b b6e9f616
 4020 15:29:46.535164  <4>[  149.045797] irq event stamp: 0
 4021 15:29:46.535606  <4>[  149.049128] hardirqs last  enabled at (0): [<00000000>] 0x0
 4022 15:29:46.535746  <4>[  149.054858] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4023 15:29:46.535856  <4>[  149.062702] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4024 15:29:46.535963  <4>[  149.070448] softirqs last disabled at (0): [<00000000>] 0x0
 4025 15:29:46.536068  <4>[  149.076300] ---[ end trace 27fda672f26a5d52 ]---
 4026 15:29:46.538020  <6>[  149.081140] lkdtm: Negative detected: saturated
 4027 15:29:46.775324  # [  148.742968] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4028 15:29:46.775622  # [  148.748792] lkdtm: attempting bad refcount_dec_and_test() below zero
 4029 15:29:46.775783  # [  148.755255] ------------[ cut here ]------------
 4030 15:29:46.775930  # [  148.760419] WARNING: CPU: 0 PID: 2804 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4031 15:29:46.776074  # [  148.769072] refcount_t: underflow; use-after-free.
 4032 15:29:46.818379  # [  148.774041] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4033 15:29:46.818688  # [  148.813193] CPU: 0 PID: 2804 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4034 15:29:46.821410  # [  148.821132] Hardware name: STM32 (Device Tree Support)
 4035 15:29:46.861538  # [  148.826545] Backtrace: 
 4036 15:29:46.862148  # [  148.829276] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4037 15:29:46.862318  # [  148.837124]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4038 15:29:46.862470  # [  148.843072] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4039 15:29:46.862613  # [  148.850673] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4040 15:29:46.862748  # [  148.857920]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4041 15:29:46.904896  # [  148.865959] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4042 15:29:46.905197  # [  148.873731]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c68b2000
 4043 15:29:46.905359  # [  148.879678] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4044 15:29:46.905501  # [  148.889025]  r10:0000001f r9:00000031 r8:c68b3f60 r7:0000001f r6:c15ec230 r5:c1ad2fc4
 4045 15:29:46.905684  # [  148.897141]  r4:c68b2000
 4046 15:29:46.905822  # [  148.899953] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4047 15:29:46.948356  # [  148.910701] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b25f4>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x4c/0x88)
 4048 15:29:46.948649  # [  148.922668] [<c13b25a8>] (lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4049 15:29:46.948810  # [  148.932877]  r4:c5ed6000
 4050 15:29:46.948951  # [  148.935685] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4051 15:29:46.949123  # [  148.943986] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4052 15:29:46.951618  # [  148.952193]  r9:c68b3f60 r8:c3a94e40 r7:0000001f r6:b6e60000 r5:c5ff6b40 r4:c0c66f8c
 4053 15:29:46.991582  # [  148.960234] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4054 15:29:46.991880  # [  148.968355]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e60000 r5:c07eec28 r4:c5ff6b40
 4055 15:29:46.992006  # [  148.976395] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4056 15:29:46.992115  # [  148.983817]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c68b2000 r5:c5ff6b40
 4057 15:29:46.992217  # [  148.991931]  r4:c5ff6b40
 4058 15:29:46.994909  # [  148.994738] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4059 15:29:47.035218  # [  149.002163]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 4060 15:29:47.035517  # [  149.010204] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4061 15:29:47.035669  # [  149.018060] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4062 15:29:47.035782  # [  149.023394] 3fa0:                   0000001f 0000001f 00000001 b6e60000 0000001f 00000001
 4063 15:29:47.035892  # [  149.031868] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e60000 00020000 0041fe38
 4064 15:29:47.038163  # [  149.040339] 3fe0: 00000004 bead17e8 b6f2633b b6e9f616
 4065 15:29:47.078417  # [  149.045797] irq event stamp: 0
 4066 15:29:47.079061  # [  149.049128] hardirqs last  enabled at (0): [<00000000>] 0x0
 4067 15:29:47.079196  # [  149.054858] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4068 15:29:47.079313  # [  149.062702] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4069 15:29:47.079424  # [  149.070448] softirqs last disabled at (0): [<00000000>] 0x0
 4070 15:29:47.079533  # [  149.076300] ---[ end trace 27fda672f26a5d52 ]---
 4071 15:29:47.079638  # [  149.081140] lkdtm: Negative detected: saturated
 4072 15:29:47.098892  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4073 15:29:47.099195  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4074 15:29:47.102192  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4075 15:29:47.462061  <6>[  149.980407] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4076 15:29:47.462702  <6>[  149.986203] lkdtm: attempting bad refcount_sub_and_test() below zero
 4077 15:29:47.462890  <4>[  149.992691] ------------[ cut here ]------------
 4078 15:29:47.463033  <4>[  149.997805] WARNING: CPU: 0 PID: 2840 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4079 15:29:47.463170  <4>[  150.006473] refcount_t: underflow; use-after-free.
 4080 15:29:47.505467  <4>[  150.011468] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4081 15:29:47.505774  <4>[  150.050601] CPU: 0 PID: 2840 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4082 15:29:47.505940  <4>[  150.058537] Hardware name: STM32 (Device Tree Support)
 4083 15:29:47.508652  <4>[  150.063949] Backtrace: 
 4084 15:29:47.548739  <4>[  150.066679] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4085 15:29:47.549603  <4>[  150.074522]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4086 15:29:47.550004  <4>[  150.080468] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4087 15:29:47.550335  <4>[  150.088065] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4088 15:29:47.550596  <4>[  150.095308]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4089 15:29:47.552109  <4>[  150.103344] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4090 15:29:47.592175  <4>[  150.111114]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c68b2000
 4091 15:29:47.592510  <4>[  150.117058] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4092 15:29:47.592747  <4>[  150.126401]  r10:0000001f r9:00000032 r8:c68b3f60 r7:0000001f r6:c15ec230 r5:c1ad2fe4
 4093 15:29:47.592962  <4>[  150.134513]  r4:c68b2000
 4094 15:29:47.593163  <4>[  150.137324] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4095 15:29:47.635420  <4>[  150.148069] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b267c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88)
 4096 15:29:47.636173  <4>[  150.160031] [<c13b2630>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4097 15:29:47.636468  <4>[  150.170236]  r4:c5ed6000
 4098 15:29:47.636695  <4>[  150.173043] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4099 15:29:47.636887  <4>[  150.181342] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4100 15:29:47.638881  <4>[  150.189547]  r9:c68b3f60 r8:c3a94e40 r7:0000001f r6:b6e6d000 r5:c5a958c0 r4:c0c66f8c
 4101 15:29:47.678788  <4>[  150.197587] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4102 15:29:47.679105  <4>[  150.205705]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e6d000 r5:c07eec28 r4:c5a958c0
 4103 15:29:47.679255  <4>[  150.213743] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4104 15:29:47.679394  <4>[  150.221165]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c68b2000 r5:c5a958c0
 4105 15:29:47.679535  <4>[  150.229279]  r4:c5a958c0
 4106 15:29:47.682048  <4>[  150.232086] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4107 15:29:47.721927  <4>[  150.239508]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 4108 15:29:47.722539  <4>[  150.247548] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4109 15:29:47.722712  <4>[  150.255398] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4110 15:29:47.722860  <4>[  150.260733] 3fa0:                   0000001f 0000001f 00000001 b6e6d000 0000001f 00000001
 4111 15:29:47.722999  <4>[  150.269211] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e6d000 00020000 0044fe38
 4112 15:29:47.725486  <4>[  150.277677] 3fe0: 00000004 be9cf7e8 b6f3333b b6eac616
 4113 15:29:47.769771  <4>[  150.283131] irq event stamp: 0
 4114 15:29:47.770428  <4>[  150.286383] hardirqs last  enabled at (0): [<00000000>] 0x0
 4115 15:29:47.770632  <4>[  150.292186] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4116 15:29:47.770781  <4>[  150.300001] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4117 15:29:47.770919  <4>[  150.307764] softirqs last disabled at (0): [<00000000>] 0x0
 4118 15:29:47.771060  <4>[  150.313570] ---[ end trace 27fda672f26a5d53 ]---
 4119 15:29:47.773113  <6>[  150.318497] lkdtm: Negative detected: saturated
 4120 15:29:48.031938  # [  149.980407] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4121 15:29:48.032291  # [  149.986203] lkdtm: attempting bad refcount_sub_and_test() below zero
 4122 15:29:48.032450  # [  149.992691] ------------[ cut here ]------------
 4123 15:29:48.032580  # [  149.997805] WARNING: CPU: 0 PID: 2840 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4124 15:29:48.032685  # [  150.006473] refcount_t: underflow; use-after-free.
 4125 15:29:48.074784  # [  150.011468] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4126 15:29:48.075077  # [  150.050601] CPU: 0 PID: 2840 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4127 15:29:48.077929  # [  150.058537] Hardware name: STM32 (Device Tree Support)
 4128 15:29:48.118199  # [  150.063949] Backtrace: 
 4129 15:29:48.118906  # [  150.066679] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4130 15:29:48.119080  # [  150.074522]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4131 15:29:48.119229  # [  150.080468] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4132 15:29:48.119368  # [  150.088065] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4133 15:29:48.119499  # [  150.095308]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4134 15:29:48.161353  # [  150.103344] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4135 15:29:48.161975  # [  150.111114]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c68b2000
 4136 15:29:48.162157  # [  150.117058] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4137 15:29:48.162302  # [  150.126401]  r10:0000001f r9:00000032 r8:c68b3f60 r7:0000001f r6:c15ec230 r5:c1ad2fe4
 4138 15:29:48.162438  # [  150.134513]  r4:c68b2000
 4139 15:29:48.162571  # [  150.137324] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4140 15:29:48.204908  # [  150.148069] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b267c>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x4c/0x88)
 4141 15:29:48.205206  # [  150.160031] [<c13b2630>] (lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4142 15:29:48.205396  # [  150.170236]  r4:c5ed6000
 4143 15:29:48.205562  # [  150.173043] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4144 15:29:48.205759  # [  150.181342] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4145 15:29:48.207913  # [  150.189547]  r9:c68b3f60 r8:c3a94e40 r7:0000001f r6:b6e6d000 r5:c5a958c0 r4:c0c66f8c
 4146 15:29:48.248213  # [  150.197587] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4147 15:29:48.248504  # [  150.205705]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6e6d000 r5:c07eec28 r4:c5a958c0
 4148 15:29:48.248695  # [  150.213743] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4149 15:29:48.248841  # [  150.221165]  r10:00000004 r9:00000000 r8:00000000 r7:0000001f r6:c68b2000 r5:c5a958c0
 4150 15:29:48.248974  # [  150.229279]  r4:c5a958c0
 4151 15:29:48.251350  # [  150.232086] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4152 15:29:48.291356  # [  150.239508]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:0000001f r4:0000001f
 4153 15:29:48.291578  # [  150.247548] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4154 15:29:48.291746  # [  150.255398] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4155 15:29:48.291896  # [  150.260733] 3fa0:                   0000001f 0000001f 00000001 b6e6d000 0000001f 00000001
 4156 15:29:48.292090  # [  150.269211] 3fc0: 0000001f 0000001f 7ff00000 00000004 00000001 b6e6d000 00020000 0044fe38
 4157 15:29:48.294611  # [  150.277677] 3fe0: 00000004 be9cf7e8 b6f3333b b6eac616
 4158 15:29:48.334626  # [  150.283131] irq event stamp: 0
 4159 15:29:48.335222  # [  150.286383] hardirqs last  enabled at (0): [<00000000>] 0x0
 4160 15:29:48.335407  # [  150.292186] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4161 15:29:48.335560  # [  150.300001] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4162 15:29:48.335718  # [  150.307764] softirqs last disabled at (0): [<00000000>] 0x0
 4163 15:29:48.335865  # [  150.313570] ---[ end trace 27fda672f26a5d53 ]---
 4164 15:29:48.336055  # [  150.318497] lkdtm: Negative detected: saturated
 4165 15:29:48.355766  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4166 15:29:48.356003  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4167 15:29:48.359361  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4168 15:29:48.690290  <6>[  151.211814] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4169 15:29:48.690445  <6>[  151.216502] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4170 15:29:48.690506  <6>[  151.222963] lkdtm: Good: zero detected
 4171 15:29:48.690559  <6>[  151.227120] lkdtm: Correctly stayed at zero
 4172 15:29:48.690610  <6>[  151.231442] lkdtm: attempting bad refcount_inc() from zero
 4173 15:29:48.690670  <4>[  151.237291] ------------[ cut here ]------------
 4174 15:29:48.693621  <4>[  151.242121] WARNING: CPU: 1 PID: 2873 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4175 15:29:48.733592  <4>[  151.250993] refcount_t: addition on 0; use-after-free.
 4176 15:29:48.736784  <4>[  151.256395] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4177 15:29:48.777048  <4>[  151.295474] CPU: 1 PID: 2873 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4178 15:29:48.777262  <4>[  151.303411] Hardware name: STM32 (Device Tree Support)
 4179 15:29:48.777424  <4>[  151.308822] Backtrace: 
 4180 15:29:48.777603  <4>[  151.311552] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4181 15:29:48.777803  <4>[  151.319397]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4182 15:29:48.777954  <4>[  151.325343] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4183 15:29:48.780155  <4>[  151.332941] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4184 15:29:48.820226  <4>[  151.340187]  r9:c1a26e78 r8:00000009 r7:00000019 r6:00000009 r5:c0882dfc r4:c1a26e68
 4185 15:29:48.820317  <4>[  151.348226] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4186 15:29:48.820371  <4>[  151.355994]  r7:c0882dfc r6:00000019 r5:c1a26e68 r4:c68b2000
 4187 15:29:48.820422  <4>[  151.361938] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dfc>] (refcount_warn_saturate+0x108/0x174)
 4188 15:29:48.820487  <4>[  151.371281]  r10:00000012 r9:00000033 r8:c68b3f60 r7:00000012 r6:c15ec230 r5:c1ad3004
 4189 15:29:48.823381  <4>[  151.379393]  r4:c68b2000
 4190 15:29:48.863714  <4>[  151.382203] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c3c>] (__refcount_add.constprop.0+0x54/0x58)
 4191 15:29:48.863931  <4>[  151.392160] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b275c>] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8)
 4192 15:29:48.864131  <4>[  151.402202] [<c13b26b8>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4193 15:29:48.864285  <4>[  151.411272]  r4:c5ea1000
 4194 15:29:48.864436  <4>[  151.414080] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4195 15:29:48.906833  <4>[  151.422379] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4196 15:29:48.907069  <4>[  151.430584]  r9:c68b3f60 r8:c3a94e40 r7:00000012 r6:b6dcf000 r5:c5a158c0 r4:c0c66f8c
 4197 15:29:48.907270  <4>[  151.438624] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4198 15:29:48.907429  <4>[  151.446743]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6dcf000 r5:c07eec28 r4:c5a158c0
 4199 15:29:48.907567  <4>[  151.454783] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4200 15:29:48.910094  <4>[  151.462204]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c68b2000 r5:c5a158c0
 4201 15:29:48.949944  <4>[  151.470319]  r4:c5a158c0
 4202 15:29:48.950359  <4>[  151.473126] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4203 15:29:48.950528  <4>[  151.480549]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 4204 15:29:48.950652  <4>[  151.488588] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4205 15:29:48.950763  <4>[  151.496440] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4206 15:29:48.953415  <4>[  151.501773] 3fa0:                   00000012 00000012 00000001 b6dcf000 00000012 00000001
 4207 15:29:48.993316  <4>[  151.510248] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6dcf000 00020000 0043fe38
 4208 15:29:48.993930  <4>[  151.518720] 3fe0: 00000004 be9587e8 b6e9533b b6e0e616
 4209 15:29:48.994109  <4>[  151.524169] irq event stamp: 0
 4210 15:29:48.994260  <4>[  151.527478] hardirqs last  enabled at (0): [<00000000>] 0x0
 4211 15:29:48.994407  <4>[  151.533234] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4212 15:29:48.994556  <4>[  151.541102] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4213 15:29:48.996672  <4>[  151.548877] softirqs last disabled at (0): [<00000000>] 0x0
 4214 15:29:49.014603  <4>[  151.554623] ---[ end trace 27fda672f26a5d54 ]---
 4215 15:29:49.017981  <6>[  151.559593] lkdtm: Zero detected: saturated
 4216 15:29:49.249983  # [  151.211814] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4217 15:29:49.250549  # [  151.216502] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4218 15:29:49.250725  # [  151.222963] lkdtm: Good: zero detected
 4219 15:29:49.250867  # [  151.227120] lkdtm: Correctly stayed at zero
 4220 15:29:49.251003  # [  151.231442] lkdtm: attempting bad refcount_inc() from zero
 4221 15:29:49.251134  # [  151.237291] ------------[ cut here ]------------
 4222 15:29:49.251270  # [  151.242121] WARNING: CPU: 1 PID: 2873 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4223 15:29:49.253291  # [  151.250993] refcount_t: addition on 0; use-after-free.
 4224 15:29:49.293440  # [  151.256395] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4225 15:29:49.336574  # [  151.295474] CPU: 1 PID: 2873 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4226 15:29:49.337126  # [  151.303411] Hardware name: STM32 (Device Tree Support)
 4227 15:29:49.337337  # [  151.308822] Backtrace: 
 4228 15:29:49.337492  # [  151.311552] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4229 15:29:49.337672  # [  151.319397]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4230 15:29:49.337821  # [  151.325343] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4231 15:29:49.337969  # [  151.332941] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4232 15:29:49.379907  # [  151.340187]  r9:c1a26e78 r8:00000009 r7:00000019 r6:00000009 r5:c0882dfc r4:c1a26e68
 4233 15:29:49.380466  # [  151.348226] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4234 15:29:49.380650  # [  151.355994]  r7:c0882dfc r6:00000019 r5:c1a26e68 r4:c68b2000
 4235 15:29:49.380800  # [  151.361938] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dfc>] (refcount_warn_saturate+0x108/0x174)
 4236 15:29:49.380948  # [  151.371281]  r10:00000012 r9:00000033 r8:c68b3f60 r7:00000012 r6:c15ec230 r5:c1ad3004
 4237 15:29:49.381087  # [  151.379393]  r4:c68b2000
 4238 15:29:49.423529  # [  151.382203] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c3c>] (__refcount_add.constprop.0+0x54/0x58)
 4239 15:29:49.424110  # [  151.392160] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b275c>] (lkdtm_REFCOUNT_INC_ZERO+0xa4/0xc8)
 4240 15:29:49.424291  # [  151.402202] [<c13b26b8>] (lkdtm_REFCOUNT_INC_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4241 15:29:49.424445  # [  151.411272]  r4:c5ea1000
 4242 15:29:49.424579  # [  151.414080] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4243 15:29:49.426695  # [  151.422379] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4244 15:29:49.466775  # [  151.430584]  r9:c68b3f60 r8:c3a94e40 r7:00000012 r6:b6dcf000 r5:c5a158c0 r4:c0c66f8c
 4245 15:29:49.467012  # [  151.438624] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4246 15:29:49.467152  # [  151.446743]  r9:c68b2000 r8:c68b3f60 r7:c290d000 r6:b6dcf000 r5:c07eec28 r4:c5a158c0
 4247 15:29:49.467276  # [  151.454783] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4248 15:29:49.467427  # [  151.462204]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c68b2000 r5:c5a158c0
 4249 15:29:49.469959  # [  151.470319]  r4:c5a158c0
 4250 15:29:49.509933  # [  151.473126] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4251 15:29:49.510515  # [  151.480549]  r9:c68b2000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 4252 15:29:49.510677  # [  151.488588] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4253 15:29:49.510833  # [  151.496440] Exception stack(0xc68b3fa8 to 0xc68b3ff0)
 4254 15:29:49.510974  # [  151.501773] 3fa0:                   00000012 00000012 00000001 b6dcf000 00000012 00000001
 4255 15:29:49.513272  # [  151.510248] 3fc0: 00000012 00000012 7ff00000 00000004 00000001 b6dcf000 00020000 0043fe38
 4256 15:29:49.553212  # [  151.518720] 3fe0: 00000004 be9587e8 b6e9533b b6e0e616
 4257 15:29:49.553771  # [  151.524169] irq event stamp: 0
 4258 15:29:49.553955  # [  151.527478] hardirqs last  enabled at (0): [<00000000>] 0x0
 4259 15:29:49.554117  # [  151.533234] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4260 15:29:49.554280  # [  151.541102] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4261 15:29:49.554435  # [  151.548877] softirqs last disabled at (0): [<00000000>] 0x0
 4262 15:29:49.554567  # [  151.554623] ---[ end trace 27fda672f26a5d54 ]---
 4263 15:29:49.579603  # [  151.559593] lkdtm: Zero detected: saturated
 4264 15:29:49.579819  # REFCOUNT_INC_ZERO: missing 'call trace:': [FAIL]
 4265 15:29:49.580249  not ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh # exit=1
 4266 15:29:49.582934  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4267 15:29:49.943855  <6>[  152.465372] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4268 15:29:49.944042  <6>[  152.470095] lkdtm: attempting safe refcount_add_not_zero() from zero
 4269 15:29:49.944110  <6>[  152.476711] lkdtm: Good: zero detected
 4270 15:29:49.944166  <6>[  152.480543] lkdtm: Correctly stayed at zero
 4271 15:29:49.944238  <6>[  152.484990] lkdtm: attempting bad refcount_add() from zero
 4272 15:29:49.944298  <4>[  152.490852] ------------[ cut here ]------------
 4273 15:29:49.947061  <4>[  152.495674] WARNING: CPU: 0 PID: 2908 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4274 15:29:49.986936  <4>[  152.504552] refcount_t: addition on 0; use-after-free.
 4275 15:29:49.990346  <4>[  152.509964] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4276 15:29:50.030470  <4>[  152.549004] CPU: 0 PID: 2908 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4277 15:29:50.030616  <4>[  152.556962] Hardware name: STM32 (Device Tree Support)
 4278 15:29:50.030681  <4>[  152.562372] Backtrace: 
 4279 15:29:50.030743  <4>[  152.565103] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4280 15:29:50.030805  <4>[  152.572948]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4281 15:29:50.030866  <4>[  152.578893] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4282 15:29:50.033766  <4>[  152.586492] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4283 15:29:50.073809  <4>[  152.593738]  r9:c1a26e78 r8:00000009 r7:00000019 r6:00000009 r5:c0882dfc r4:c1a26e68
 4284 15:29:50.073954  <4>[  152.601775] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4285 15:29:50.074018  <4>[  152.609546]  r7:c0882dfc r6:00000019 r5:c1a26e68 r4:c68f8000
 4286 15:29:50.074087  <4>[  152.615491] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dfc>] (refcount_warn_saturate+0x108/0x174)
 4287 15:29:50.074149  <4>[  152.624835]  r10:00000012 r9:00000034 r8:c68f9f60 r7:00000012 r6:c15ec230 r5:c1ad3018
 4288 15:29:50.076927  <4>[  152.632950]  r4:c68f8000
 4289 15:29:50.117150  <4>[  152.635761] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c3c>] (__refcount_add.constprop.0+0x54/0x58)
 4290 15:29:50.117502  <4>[  152.645718] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2824>] (lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xc8)
 4291 15:29:50.117596  <4>[  152.655761] [<c13b2780>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4292 15:29:50.117660  <4>[  152.664834]  r4:c5a06000
 4293 15:29:50.117727  <4>[  152.667641] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4294 15:29:50.160269  <4>[  152.675942] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4295 15:29:50.160652  <4>[  152.684148]  r9:c68f9f60 r8:c3a94e40 r7:00000012 r6:b6e7b000 r5:c5f878c0 r4:c0c66f8c
 4296 15:29:50.160749  <4>[  152.692188] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4297 15:29:50.160804  <4>[  152.700308]  r9:c68f8000 r8:c68f9f60 r7:c290d000 r6:b6e7b000 r5:c07eec28 r4:c5f878c0
 4298 15:29:50.160883  <4>[  152.708347] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4299 15:29:50.163646  <4>[  152.715769]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c68f8000 r5:c5f878c0
 4300 15:29:50.203548  <4>[  152.723883]  r4:c5f878c0
 4301 15:29:50.203916  <4>[  152.726690] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4302 15:29:50.203997  <4>[  152.734113]  r9:c68f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 4303 15:29:50.204051  <4>[  152.742151] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4304 15:29:50.204112  <4>[  152.750003] Exception stack(0xc68f9fa8 to 0xc68f9ff0)
 4305 15:29:50.207023  <4>[  152.755338] 9fa0:                   00000012 00000012 00000001 b6e7b000 00000012 00000001
 4306 15:29:50.246863  <4>[  152.763815] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e7b000 00020000 0045fe38
 4307 15:29:50.247270  <4>[  152.772282] 9fe0: 00000004 beba47e8 b6f4133b b6eba616
 4308 15:29:50.247377  <4>[  152.777751] irq event stamp: 0
 4309 15:29:50.247450  <4>[  152.780953] hardirqs last  enabled at (0): [<00000000>] 0x0
 4310 15:29:50.247506  <4>[  152.786879] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4311 15:29:50.247585  <4>[  152.794562] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4312 15:29:50.250372  <4>[  152.802400] softirqs last disabled at (0): [<00000000>] 0x0
 4313 15:29:50.267565  <4>[  152.808250] ---[ end trace 27fda672f26a5d55 ]---
 4314 15:29:50.270972  <6>[  152.813076] lkdtm: Zero detected: saturated
 4315 15:29:50.538259  # [  152.465372] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4316 15:29:50.538592  # [  152.470095] lkdtm: attempting safe refcount_add_not_zero() from zero
 4317 15:29:50.538808  # [  152.476711] lkdtm: Good: zero detected
 4318 15:29:50.539015  # [  152.480543] lkdtm: Correctly stayed at zero
 4319 15:29:50.539227  # [  152.484990] lkdtm: attempting bad refcount_add() from zero
 4320 15:29:50.539367  # [  152.490852] ------------[ cut here ]------------
 4321 15:29:50.541347  # [  152.495674] WARNING: CPU: 0 PID: 2908 at lib/refcount.c:25 refcount_warn_saturate+0x108/0x174
 4322 15:29:50.581657  # [  152.504552] refcount_t: addition on 0; use-after-free.
 4323 15:29:50.584764  # [  152.509964] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4324 15:29:50.624618  # [  152.549004] CPU: 0 PID: 2908 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4325 15:29:50.625158  # [  152.556962] Hardware name: STM32 (Device Tree Support)
 4326 15:29:50.625314  # [  152.562372] Backtrace: 
 4327 15:29:50.625442  # [  152.565103] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4328 15:29:50.625596  # [  152.572948]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4329 15:29:50.625751  # [  152.578893] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4330 15:29:50.627925  # [  152.586492] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4331 15:29:50.668716  # [  152.593738]  r9:c1a26e78 r8:00000009 r7:00000019 r6:00000009 r5:c0882dfc r4:c1a26e68
 4332 15:29:50.669037  # [  152.601775] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4333 15:29:50.669199  # [  152.609546]  r7:c0882dfc r6:00000019 r5:c1a26e68 r4:c68f8000
 4334 15:29:50.669340  # [  152.615491] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dfc>] (refcount_warn_saturate+0x108/0x174)
 4335 15:29:50.669503  # [  152.624835]  r10:00000012 r9:00000034 r8:c68f9f60 r7:00000012 r6:c15ec230 r5:c1ad3018
 4336 15:29:50.671439  # [  152.632950]  r4:c68f8000
 4337 15:29:50.711754  # [  152.635761] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c3c>] (__refcount_add.constprop.0+0x54/0x58)
 4338 15:29:50.712052  # [  152.645718] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2824>] (lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xc8)
 4339 15:29:50.712216  # [  152.655761] [<c13b2780>] (lkdtm_REFCOUNT_ADD_ZERO) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4340 15:29:50.712359  # [  152.664834]  r4:c5a06000
 4341 15:29:50.712539  # [  152.667641] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4342 15:29:50.754598  # [  152.675942] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4343 15:29:50.755158  # [  152.684148]  r9:c68f9f60 r8:c3a94e40 r7:00000012 r6:b6e7b000 r5:c5f878c0 r4:c0c66f8c
 4344 15:29:50.755330  # [  152.692188] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4345 15:29:50.755480  # [  152.700308]  r9:c68f8000 r8:c68f9f60 r7:c290d000 r6:b6e7b000 r5:c07eec28 r4:c5f878c0
 4346 15:29:50.755624  # [  152.708347] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4347 15:29:50.758111  # [  152.715769]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c68f8000 r5:c5f878c0
 4348 15:29:50.758373  # [  152.723883]  r4:c5f878c0
 4349 15:29:50.798722  # [  152.726690] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4350 15:29:50.799016  # [  152.734113]  r9:c68f8000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 4351 15:29:50.799230  # [  152.742151] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4352 15:29:50.799414  # [  152.750003] Exception stack(0xc68f9fa8 to 0xc68f9ff0)
 4353 15:29:50.799599  # [  152.755338] 9fa0:                   00000012 00000012 00000001 b6e7b000 00000012 00000001
 4354 15:29:50.841226  # [  152.763815] 9fc0: 00000012 00000012 7ff00000 00000004 00000001 b6e7b000 00020000 0045fe38
 4355 15:29:50.841796  # [  152.772282] 9fe0: 00000004 beba47e8 b6f4133b b6eba616
 4356 15:29:50.841986  # [  152.777751] irq event stamp: 0
 4357 15:29:50.842176  # [  152.780953] hardirqs last  enabled at (0): [<00000000>] 0x0
 4358 15:29:50.842359  # [  152.786879] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4359 15:29:50.842540  # [  152.794562] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4360 15:29:50.842719  # [  152.802400] softirqs last disabled at (0): [<00000000>] 0x0
 4361 15:29:50.844614  # [  152.808250] ---[ end trace 27fda672f26a5d55 ]---
 4362 15:29:50.872625  # [  152.813076] lkdtm: Zero detected: saturated
 4363 15:29:50.873182  # REFCOUNT_ADD_ZERO: missing 'call trace:': [FAIL]
 4364 15:29:50.875882  not ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh # exit=1
 4365 15:29:50.876116  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4366 15:29:51.237198  <6>[  153.758323] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4367 15:29:51.237494  <6>[  153.763280] lkdtm: attempting bad refcount_inc() from saturated
 4368 15:29:51.237735  <4>[  153.769686] ------------[ cut here ]------------
 4369 15:29:51.237927  <4>[  153.774388] WARNING: CPU: 1 PID: 2946 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4370 15:29:51.238115  <4>[  153.783218] refcount_t: saturated; leaking memory.
 4371 15:29:51.280534  <4>[  153.788242] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4372 15:29:51.280925  <4>[  153.827292] CPU: 1 PID: 2946 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4373 15:29:51.283440  <4>[  153.835250] Hardware name: STM32 (Device Tree Support)
 4374 15:29:51.283844  <4>[  153.840663] Backtrace: 
 4375 15:29:51.323906  <4>[  153.843394] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4376 15:29:51.324284  <4>[  153.851241]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4377 15:29:51.324495  <4>[  153.857188] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4378 15:29:51.324681  <4>[  153.864786] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4379 15:29:51.324859  <4>[  153.872032]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 4380 15:29:51.367014  <4>[  153.880069] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4381 15:29:51.367724  <4>[  153.887838]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c5b7c000
 4382 15:29:51.367911  <4>[  153.893783] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 4383 15:29:51.368099  <4>[  153.903040]  r10:00000017 r9:00000035 r8:c5b7df60 r7:00000017 r6:c15ec230 r5:c1ad302c
 4384 15:29:51.368280  <4>[  153.911153]  r4:c5b7c000
 4385 15:29:51.368454  <4>[  153.913964] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 4386 15:29:51.409972  <4>[  153.923920] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2894>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4387 15:29:51.410579  <4>[  153.934398] [<c13b2848>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4388 15:29:51.410768  <4>[  153.943907]  r4:c5f81000
 4389 15:29:51.410957  <4>[  153.946713] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4390 15:29:51.411142  <4>[  153.955012] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4391 15:29:51.413495  <4>[  153.963216]  r9:c5b7df60 r8:c3a94e40 r7:00000017 r6:b6e5a000 r5:c5a2e8c0 r4:c0c66f8c
 4392 15:29:51.453958  <4>[  153.971256] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4393 15:29:51.454341  <4>[  153.979374]  r9:c5b7c000 r8:c5b7df60 r7:c290d000 r6:b6e5a000 r5:c07eec28 r4:c5a2e8c0
 4394 15:29:51.454550  <4>[  153.987412] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4395 15:29:51.454734  <4>[  153.994832]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5b7c000 r5:c5a2e8c0
 4396 15:29:51.454912  <4>[  154.002945]  r4:c5a2e8c0
 4397 15:29:51.456694  <4>[  154.005752] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4398 15:29:51.496971  <4>[  154.013174]  r9:c5b7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4399 15:29:51.497712  <4>[  154.021213] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4400 15:29:51.497899  <4>[  154.029063] Exception stack(0xc5b7dfa8 to 0xc5b7dff0)
 4401 15:29:51.498095  <4>[  154.034398] dfa0:                   00000017 00000017 00000001 b6e5a000 00000017 00000001
 4402 15:29:51.498276  <4>[  154.042870] dfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e5a000 00020000 004cfe38
 4403 15:29:51.500300  <4>[  154.051336] dfe0: 00000004 bee7c7e8 b6f2033b b6e99616
 4404 15:29:51.500694  <4>[  154.056752] irq event stamp: 0
 4405 15:29:51.544758  <4>[  154.060004] hardirqs last  enabled at (0): [<00000000>] 0x0
 4406 15:29:51.544992  <4>[  154.065852] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4407 15:29:51.545172  <4>[  154.073765] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4408 15:29:51.545356  <4>[  154.081541] softirqs last disabled at (0): [<00000000>] 0x0
 4409 15:29:51.545534  <4>[  154.087331] ---[ end trace 27fda672f26a5d56 ]---
 4410 15:29:51.547828  <6>[  154.092128] lkdtm: Saturation detected: still saturated
 4411 15:29:51.828224  # [    0.000000] CPU: ARMv7 Processor [410fc075] revision 5 (ARMv7), cr=10c5387d
 4412 15:29:51.828844  # [    0.000000] CPU: div instructions available: patching division code
 4413 15:29:51.829028  # [    0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
 4414 15:29:51.829219  # [  153.758323] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4415 15:29:51.829397  # [  153.763280] lkdtm: attempting bad refcount_inc() from saturated
 4416 15:29:51.829594  # [  153.769686] ------------[ cut here ]------------
 4417 15:29:51.871542  # [  153.774388] WARNING: CPU: 1 PID: 2946 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4418 15:29:51.872152  # [  153.783218] refcount_t: saturated; leaking memory.
 4419 15:29:51.914929  # [  153.788242] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4420 15:29:51.915637  # [  153.827292] CPU: 1 PID: 2946 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4421 15:29:51.915824  # [  153.835250] Hardware name: STM32 (Device Tree Support)
 4422 15:29:51.916012  # [  153.840663] Backtrace: 
 4423 15:29:51.916197  # [  153.843394] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4424 15:29:51.916383  # [  153.851241]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4425 15:29:51.916559  # [  153.857188] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4426 15:29:51.957843  # [  153.864786] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4427 15:29:51.958460  # [  153.872032]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 4428 15:29:51.958663  # [  153.880069] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4429 15:29:51.958851  # [  153.887838]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c5b7c000
 4430 15:29:51.959030  # [  153.893783] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 4431 15:29:51.961096  # [  153.903040]  r10:00000017 r9:00000035 r8:c5b7df60 r7:00000017 r6:c15ec230 r5:c1ad302c
 4432 15:29:52.001336  # [  153.911153]  r4:c5b7c000
 4433 15:29:52.001955  # [  153.913964] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 4434 15:29:52.002144  # [  153.923920] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2894>] (lkdtm_REFCOUNT_INC_SATURATED+0x4c/0x70)
 4435 15:29:52.002336  # [  153.934398] [<c13b2848>] (lkdtm_REFCOUNT_INC_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4436 15:29:52.002523  # [  153.943907]  r4:c5f81000
 4437 15:29:52.004621  # [  153.946713] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4438 15:29:52.044855  # [  153.955012] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4439 15:29:52.045147  # [  153.963216]  r9:c5b7df60 r8:c3a94e40 r7:00000017 r6:b6e5a000 r5:c5a2e8c0 r4:c0c66f8c
 4440 15:29:52.045323  # [  153.971256] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4441 15:29:52.045471  # [  153.979374]  r9:c5b7c000 r8:c5b7df60 r7:c290d000 r6:b6e5a000 r5:c07eec28 r4:c5a2e8c0
 4442 15:29:52.045633  # [  153.987412] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4443 15:29:52.087759  # [  153.994832]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c5b7c000 r5:c5a2e8c0
 4444 15:29:52.088013  # [  154.002945]  r4:c5a2e8c0
 4445 15:29:52.088434  # [  154.005752] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4446 15:29:52.088573  # [  154.013174]  r9:c5b7c000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4447 15:29:52.088720  # [  154.021213] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4448 15:29:52.088863  # [  154.029063] Exception stack(0xc5b7dfa8 to 0xc5b7dff0)
 4449 15:29:52.091081  # [  154.034398] dfa0:                   00000017 00000017 00000001 b6e5a000 00000017 00000001
 4450 15:29:52.131303  # [  154.042870] dfc0: 00000017 00000017 7ff00000 00000004 00000001 b6e5a000 00020000 004cfe38
 4451 15:29:52.131533  # [  154.051336] dfe0: 00000004 bee7c7e8 b6f2033b b6e99616
 4452 15:29:52.131702  # [  154.056752] irq event stamp: 0
 4453 15:29:52.131849  # [  154.060004] hardirqs last  enabled at (0): [<00000000>] 0x0
 4454 15:29:52.131991  # [  154.065852] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4455 15:29:52.132144  # [  154.073765] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4456 15:29:52.134550  # [  154.081541] softirqs last disabled at (0): [<00000000>] 0x0
 4457 15:29:52.168563  # [  154.087331] ---[ end trace 27fda672f26a5d56 ]---
 4458 15:29:52.169028  # [  154.092128] lkdtm: Saturation detected: still saturated
 4459 15:29:52.169174  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4460 15:29:52.169322  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4461 15:29:52.171805  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4462 15:29:52.486917  <6>[  155.008501] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4463 15:29:52.487091  <6>[  155.013454] lkdtm: attempting bad refcount_dec() from saturated
 4464 15:29:52.487167  <4>[  155.019868] ------------[ cut here ]------------
 4465 15:29:52.487234  <4>[  155.024564] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4466 15:29:52.487300  <4>[  155.033398] refcount_t: decrement hit 0; leaking memory.
 4467 15:29:52.530353  <4>[  155.038942] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4468 15:29:52.530632  <4>[  155.077999] CPU: 0 PID: 2982 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4469 15:29:52.533521  <4>[  155.085959] Hardware name: STM32 (Device Tree Support)
 4470 15:29:52.573430  <4>[  155.091371] Backtrace: 
 4471 15:29:52.574019  <4>[  155.094104] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4472 15:29:52.574220  <4>[  155.101951]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4473 15:29:52.574416  <4>[  155.107897] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4474 15:29:52.574601  <4>[  155.115496] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4475 15:29:52.574785  <4>[  155.122741]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 4476 15:29:52.616807  <4>[  155.130778] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4477 15:29:52.617315  <4>[  155.138549]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c6a10000
 4478 15:29:52.617463  <4>[  155.144494] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 4479 15:29:52.617630  <4>[  155.153751]  r10:00000017 r9:00000036 r8:c6a11f60 r7:00000017 r6:c15ec230 r5:c1ad3044
 4480 15:29:52.617778  <4>[  155.161864]  r4:c6a10000
 4481 15:29:52.617923  <4>[  155.164672] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 4482 15:29:52.660062  <4>[  155.174630] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b2900>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4483 15:29:52.660556  <4>[  155.185115] [<c13b28b8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4484 15:29:52.660703  <4>[  155.194620]  r4:c5a06000
 4485 15:29:52.660851  <4>[  155.197427] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4486 15:29:52.660998  <4>[  155.205727] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4487 15:29:52.663521  <4>[  155.213933]  r9:c6a11f60 r8:c3a94e40 r7:00000017 r6:b6e99000 r5:c5a4ec80 r4:c0c66f8c
 4488 15:29:52.703666  <4>[  155.221972] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4489 15:29:52.703885  <4>[  155.230094]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e99000 r5:c07eec28 r4:c5a4ec80
 4490 15:29:52.704052  <4>[  155.238132] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4491 15:29:52.704201  <4>[  155.245554]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c6a10000 r5:c5a4ec80
 4492 15:29:52.704346  <4>[  155.253667]  r4:c5a4ec80
 4493 15:29:52.706861  <4>[  155.256473] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4494 15:29:52.746709  <4>[  155.263897]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4495 15:29:52.747238  <4>[  155.271937] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4496 15:29:52.747386  <4>[  155.279788] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4497 15:29:52.747567  <4>[  155.285123] 1fa0:                   00000017 00000017 00000001 b6e99000 00000017 00000001
 4498 15:29:52.747750  <4>[  155.293597] 1fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e99000 00020000 0046fe38
 4499 15:29:52.750148  <4>[  155.302064] 1fe0: 00000004 beee17e8 b6f5f33b b6ed8616
 4500 15:29:52.800584  <4>[  155.307508] irq event stamp: 0
 4501 15:29:52.801253  <4>[  155.310732] hardirqs last  enabled at (0): [<00000000>] 0x0
 4502 15:29:52.801442  <4>[  155.316662] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4503 15:29:52.801648  <4>[  155.324359] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4504 15:29:52.801833  <4>[  155.332248] softirqs last disabled at (0): [<00000000>] 0x0
 4505 15:29:52.802011  <4>[  155.338111] ---[ end trace 27fda672f26a5d57 ]---
 4506 15:29:52.803765  <6>[  155.342861] lkdtm: Saturation detected: still saturated
 4507 15:29:53.051934  # [  155.008501] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4508 15:29:53.052480  # [  155.013454] lkdtm: attempting bad refcount_dec() from saturated
 4509 15:29:53.052639  # [  155.019868] ------------[ cut here ]------------
 4510 15:29:53.052788  # [  155.024564] WARNING: CPU: 0 PID: 2982 at lib/refcount.c:31 refcount_warn_saturate+0x6c/0x174
 4511 15:29:53.052932  # [  155.033398] refcount_t: decrement hit 0; leaking memory.
 4512 15:29:53.095659  # [  155.038942] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4513 15:29:53.095906  # [  155.077999] CPU: 0 PID: 2982 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4514 15:29:53.096079  # [  155.085959] Hardware name: STM32 (Device Tree Support)
 4515 15:29:53.098904  # [  155.091371] Backtrace: 
 4516 15:29:53.138806  # [  155.094104] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4517 15:29:53.139405  # [  155.101951]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4518 15:29:53.139591  # [  155.107897] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4519 15:29:53.139781  # [  155.115496] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4520 15:29:53.139963  # [  155.122741]  r9:c1a26ecc r8:00000009 r7:0000001f r6:00000009 r5:c0882d60 r4:c1a26e68
 4521 15:29:53.142201  # [  155.130778] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4522 15:29:53.182134  # [  155.138549]  r7:c0882d60 r6:0000001f r5:c1a26e68 r4:c6a10000
 4523 15:29:53.182731  # [  155.144494] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d60>] (refcount_warn_saturate+0x6c/0x174)
 4524 15:29:53.182918  # [  155.153751]  r10:00000017 r9:00000036 r8:c6a11f60 r7:00000017 r6:c15ec230 r5:c1ad3044
 4525 15:29:53.183108  # [  155.161864]  r4:c6a10000
 4526 15:29:53.183294  # [  155.164672] [<c0882cf4>] (refcount_warn_saturate) from [<c13b219c>] (__refcount_dec.constprop.0+0x38/0x3c)
 4527 15:29:53.225233  # [  155.174630] [<c13b2164>] (__refcount_dec.constprop.0) from [<c13b2900>] (lkdtm_REFCOUNT_DEC_SATURATED+0x48/0x6c)
 4528 15:29:53.225834  # [  155.185115] [<c13b28b8>] (lkdtm_REFCOUNT_DEC_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4529 15:29:53.226027  # [  155.194620]  r4:c5a06000
 4530 15:29:53.226219  # [  155.197427] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4531 15:29:53.226403  # [  155.205727] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4532 15:29:53.226554  # [  155.213933]  r9:c6a11f60 r8:c3a94e40 r7:00000017 r6:b6e99000 r5:c5a4ec80 r4:c0c66f8c
 4533 15:29:53.268612  # [  155.221972] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4534 15:29:53.269143  # [  155.230094]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e99000 r5:c07eec28 r4:c5a4ec80
 4535 15:29:53.269327  # [  155.238132] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4536 15:29:53.269520  # [  155.245554]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c6a10000 r5:c5a4ec80
 4537 15:29:53.269728  # [  155.253667]  r4:c5a4ec80
 4538 15:29:53.269910  # [  155.256473] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4539 15:29:53.271846  # [  155.263897]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4540 15:29:53.312281  # [  155.271937] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4541 15:29:53.312495  # [  155.279788] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4542 15:29:53.312710  # [  155.285123] 1fa0:                   00000017 00000017 00000001 b6e99000 00000017 00000001
 4543 15:29:53.312898  # [  155.293597] 1fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e99000 00020000 0046fe38
 4544 15:29:53.313081  # [  155.302064] 1fe0: 00000004 beee17e8 b6f5f33b b6ed8616
 4545 15:29:53.313262  # [  155.307508] irq event stamp: 0
 4546 15:29:53.355367  # [  155.310732] hardirqs last  enabled at (0): [<00000000>] 0x0
 4547 15:29:53.355972  # [  155.316662] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4548 15:29:53.356159  # [  155.324359] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4549 15:29:53.356350  # [  155.332248] softirqs last disabled at (0): [<00000000>] 0x0
 4550 15:29:53.356535  # [  155.338111] ---[ end trace 27fda672f26a5d57 ]---
 4551 15:29:53.356718  # [  155.342861] lkdtm: Saturation detected: still saturated
 4552 15:29:53.356896  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4553 15:29:53.358707  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4554 15:29:53.373982  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4555 15:29:53.704376  <6>[  156.225739] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4556 15:29:53.704629  <6>[  156.230880] lkdtm: attempting bad refcount_dec() from saturated
 4557 15:29:53.704798  <4>[  156.237078] ------------[ cut here ]------------
 4558 15:29:53.704945  <4>[  156.241815] WARNING: CPU: 0 PID: 3018 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4559 15:29:53.705089  <4>[  156.250614] refcount_t: saturated; leaking memory.
 4560 15:29:53.747985  <4>[  156.255589] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4561 15:29:53.748292  <4>[  156.294741] CPU: 0 PID: 3018 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4562 15:29:53.750893  <4>[  156.302674] Hardware name: STM32 (Device Tree Support)
 4563 15:29:53.751114  <4>[  156.308086] Backtrace: 
 4564 15:29:53.790942  <4>[  156.310817] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4565 15:29:53.791208  <4>[  156.318662]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4566 15:29:53.791419  <4>[  156.324608] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4567 15:29:53.791609  <4>[  156.332208] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4568 15:29:53.791792  <4>[  156.339454]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 4569 15:29:53.834052  <4>[  156.347493] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4570 15:29:53.834570  <4>[  156.355262]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c6a10000
 4571 15:29:53.834754  <4>[  156.361207] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 4572 15:29:53.834949  <4>[  156.370465]  r10:00000017 r9:00000037 r8:c6a11f60 r7:00000017 r6:c15ec230 r5:c1ad305c
 4573 15:29:53.835132  <4>[  156.378580]  r4:c6a10000
 4574 15:29:53.835312  <4>[  156.381392] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 4575 15:29:53.877108  <4>[  156.391352] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2970>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4576 15:29:53.877604  <4>[  156.401831] [<c13b2924>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4577 15:29:53.877792  <4>[  156.411338]  r4:c5a10000
 4578 15:29:53.877983  <4>[  156.414146] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4579 15:29:53.878172  <4>[  156.422445] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4580 15:29:53.880531  <4>[  156.430651]  r9:c6a11f60 r8:c3a94e40 r7:00000017 r6:b6e37000 r5:c4ff6780 r4:c0c66f8c
 4581 15:29:53.921024  <4>[  156.438690] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4582 15:29:53.921378  <4>[  156.446810]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e37000 r5:c07eec28 r4:c4ff6780
 4583 15:29:53.921608  <4>[  156.454847] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4584 15:29:53.921804  <4>[  156.462270]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c6a10000 r5:c4ff6780
 4585 15:29:53.921983  <4>[  156.470382]  r4:c4ff6780
 4586 15:29:53.924039  <4>[  156.473189] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4587 15:29:53.963956  <4>[  156.480611]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4588 15:29:53.964480  <4>[  156.488651] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4589 15:29:53.964625  <4>[  156.496501] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4590 15:29:53.964776  <4>[  156.501839] 1fa0:                   00000017 00000017 00000001 b6e37000 00000017 00000001
 4591 15:29:53.964917  <4>[  156.510313] 1fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e37000 00020000 0043fe38
 4592 15:29:53.967372  <4>[  156.518783] 1fe0: 00000004 bea567e8 b6efd33b b6e76616
 4593 15:29:53.967566  <4>[  156.524250] irq event stamp: 0
 4594 15:29:54.011916  <4>[  156.527546] hardirqs last  enabled at (0): [<00000000>] 0x0
 4595 15:29:54.012148  <4>[  156.533303] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4596 15:29:54.012316  <4>[  156.541138] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4597 15:29:54.012458  <4>[  156.548897] softirqs last disabled at (0): [<00000000>] 0x0
 4598 15:29:54.012598  <4>[  156.554686] ---[ end trace 27fda672f26a5d58 ]---
 4599 15:29:54.015230  <6>[  156.559629] lkdtm: Saturation detected: still saturated
 4600 15:29:54.295437  # [  156.225739] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4601 15:29:54.295736  # [  156.230880] lkdtm: attempting bad refcount_dec() from saturated
 4602 15:29:54.295949  # [  156.237078] ------------[ cut here ]------------
 4603 15:29:54.296135  # [  156.241815] WARNING: CPU: 0 PID: 3018 at lib/refcount.c:22 refcount_warn_saturate+0xd4/0x174
 4604 15:29:54.296316  # [  156.250614] refcount_t: saturated; leaking memory.
 4605 15:29:54.338568  # [  156.255589] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4606 15:29:54.338878  # [  156.294741] CPU: 0 PID: 3018 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4607 15:29:54.341824  # [  156.302674] Hardware name: STM32 (Device Tree Support)
 4608 15:29:54.342055  # [  156.308086] Backtrace: 
 4609 15:29:54.381655  # [  156.310817] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4610 15:29:54.381889  # [  156.318662]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4611 15:29:54.382095  # [  156.324608] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4612 15:29:54.382283  # [  156.332208] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4613 15:29:54.382468  # [  156.339454]  r9:c1a26e40 r8:00000009 r7:00000016 r6:00000009 r5:c0882dc8 r4:c1a26e68
 4614 15:29:54.384994  # [  156.347493] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4615 15:29:54.425042  # [  156.355262]  r7:c0882dc8 r6:00000016 r5:c1a26e68 r4:c6a10000
 4616 15:29:54.425327  # [  156.361207] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882dc8>] (refcount_warn_saturate+0xd4/0x174)
 4617 15:29:54.425553  # [  156.370465]  r10:00000017 r9:00000037 r8:c6a11f60 r7:00000017 r6:c15ec230 r5:c1ad305c
 4618 15:29:54.425802  # [  156.378580]  r4:c6a10000
 4619 15:29:54.426023  # [  156.381392] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c2c>] (__refcount_add.constprop.0+0x44/0x58)
 4620 15:29:54.468079  # [  156.391352] [<c0c67be8>] (__refcount_add.constprop.0) from [<c13b2970>] (lkdtm_REFCOUNT_ADD_SATURATED+0x4c/0x70)
 4621 15:29:54.468612  # [  156.401831] [<c13b2924>] (lkdtm_REFCOUNT_ADD_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4622 15:29:54.468753  # [  156.411338]  r4:c5a10000
 4623 15:29:54.468886  # [  156.414146] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4624 15:29:54.468998  # [  156.422445] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4625 15:29:54.469104  # [  156.430651]  r9:c6a11f60 r8:c3a94e40 r7:00000017 r6:b6e37000 r5:c4ff6780 r4:c0c66f8c
 4626 15:29:54.511748  # [  156.438690] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4627 15:29:54.512415  # [  156.446810]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e37000 r5:c07eec28 r4:c4ff6780
 4628 15:29:54.512585  # [  156.454847] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4629 15:29:54.512722  # [  156.462270]  r10:00000004 r9:00000000 r8:00000000 r7:00000017 r6:c6a10000 r5:c4ff6780
 4630 15:29:54.512850  # [  156.470382]  r4:c4ff6780
 4631 15:29:54.512963  # [  156.473189] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4632 15:29:54.554768  # [  156.480611]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000017 r4:00000017
 4633 15:29:54.555350  # [  156.488651] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4634 15:29:54.555535  # [  156.496501] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4635 15:29:54.555682  # [  156.501839] 1fa0:                   00000017 00000017 00000001 b6e37000 00000017 00000001
 4636 15:29:54.555821  # [  156.510313] 1fc0: 00000017 00000017 7ff00000 00000004 00000001 b6e37000 00020000 0043fe38
 4637 15:29:54.556002  # [  156.518783] 1fe0: 00000004 bea567e8 b6efd33b b6e76616
 4638 15:29:54.558222  # [  156.524250] irq event stamp: 0
 4639 15:29:54.598113  # [  156.527546] hardirqs last  enabled at (0): [<00000000>] 0x0
 4640 15:29:54.598615  # [  156.533303] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4641 15:29:54.598809  # [  156.541138] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4642 15:29:54.598965  # [  156.548897] softirqs last disabled at (0): [<00000000>] 0x0
 4643 15:29:54.599120  # [  156.554686] ---[ end trace 27fda672f26a5d58 ]---
 4644 15:29:54.599272  # [  156.559629] lkdtm: Saturation detected: still saturated
 4645 15:29:54.601773  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4646 15:29:54.619550  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4647 15:29:54.622939  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4648 15:29:54.935012  <6>[  157.455625] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4649 15:29:54.935253  <6>[  157.461503] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4650 15:29:54.935430  <4>[  157.468481] ------------[ cut here ]------------
 4651 15:29:54.935556  <4>[  157.473272] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4652 15:29:54.935666  <4>[  157.482057] refcount_t: saturated; leaking memory.
 4653 15:29:54.978332  <4>[  157.487119] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4654 15:29:54.978595  <4>[  157.526201] CPU: 0 PID: 3051 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4655 15:29:54.981688  <4>[  157.534126] Hardware name: STM32 (Device Tree Support)
 4656 15:29:55.021425  <4>[  157.539541] Backtrace: 
 4657 15:29:55.022020  <4>[  157.542274] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4658 15:29:55.022197  <4>[  157.550120]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4659 15:29:55.022342  <4>[  157.556066] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4660 15:29:55.022480  <4>[  157.563664] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4661 15:29:55.022614  <4>[  157.570910]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 4662 15:29:55.064710  <4>[  157.578947] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4663 15:29:55.065244  <4>[  157.586715]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c68fc000
 4664 15:29:55.065422  <4>[  157.592659] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 4665 15:29:55.065592  <4>[  157.601916]  r10:00000020 r9:00000038 r8:c68fdf60 r7:00000020 r6:c15ec230 r5:c1ad3074
 4666 15:29:55.065794  <4>[  157.610030]  r4:c0000000
 4667 15:29:55.065938  <4>[  157.612838] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 4668 15:29:55.108437  <4>[  157.623585] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b29e0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84)
 4669 15:29:55.108819  <4>[  157.635627]  r5:c1ad3074 r4:c68fc000
 4670 15:29:55.108981  <4>[  157.639485] [<c13b2994>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4671 15:29:55.109121  <4>[  157.649776]  r4:c5a10000
 4672 15:29:55.109260  <4>[  157.652584] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4673 15:29:55.111532  <4>[  157.660883] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4674 15:29:55.151471  <4>[  157.669090]  r9:c68fdf60 r8:c3a94e40 r7:00000020 r6:b6dba000 r5:c5f87140 r4:c0c66f8c
 4675 15:29:55.151970  <4>[  157.677130] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4676 15:29:55.152187  <4>[  157.685249]  r9:c68fc000 r8:c68fdf60 r7:c290d000 r6:b6dba000 r5:c07eec28 r4:c5f87140
 4677 15:29:55.152342  <4>[  157.693288] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4678 15:29:55.152483  <4>[  157.700711]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c68fc000 r5:c5f87140
 4679 15:29:55.154902  <4>[  157.708826]  r4:c5f87140
 4680 15:29:55.194755  <4>[  157.711633] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4681 15:29:55.195379  <4>[  157.719057]  r9:c68fc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4682 15:29:55.195608  <4>[  157.727096] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4683 15:29:55.195818  <4>[  157.734948] Exception stack(0xc68fdfa8 to 0xc68fdff0)
 4684 15:29:55.196021  <4>[  157.740284] dfa0:                   00000020 00000020 00000001 b6dba000 00000020 00000001
 4685 15:29:55.198453  <4>[  157.748758] dfc0: 00000020 00000020 7ff00000 00000004 00000001 b6dba000 00020000 004bfe38
 4686 15:29:55.238091  <4>[  157.757228] dfe0: 00000004 beb927e8 b6e8033b b6df9616
 4687 15:29:55.238635  <4>[  157.762621] irq event stamp: 0
 4688 15:29:55.238806  <4>[  157.765889] hardirqs last  enabled at (0): [<00000000>] 0x0
 4689 15:29:55.238949  <4>[  157.771783] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4690 15:29:55.239084  <4>[  157.779550] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4691 15:29:55.239219  <4>[  157.787324] softirqs last disabled at (0): [<00000000>] 0x0
 4692 15:29:55.241790  <4>[  157.793133] ---[ end trace 27fda672f26a5d59 ]---
 4693 15:29:55.256827  <6>[  157.798061] lkdtm: Saturation detected: still saturated
 4694 15:29:55.537071  # [  157.455625] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4695 15:29:55.537671  # [  157.461503] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4696 15:29:55.537854  # [  157.468481] ------------[ cut here ]------------
 4697 15:29:55.538003  # [  157.473272] WARNING: CPU: 0 PID: 3051 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4698 15:29:55.538142  # [  157.482057] refcount_t: saturated; leaking memory.
 4699 15:29:55.580333  # [  157.487119] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4700 15:29:55.580607  # [  157.526201] CPU: 0 PID: 3051 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4701 15:29:55.580775  # [  157.534126] Hardware name: STM32 (Device Tree Support)
 4702 15:29:55.583684  # [  157.539541] Backtrace: 
 4703 15:29:55.623667  # [  157.542274] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4704 15:29:55.623957  # [  157.550120]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4705 15:29:55.624173  # [  157.556066] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4706 15:29:55.624360  # [  157.563664] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4707 15:29:55.624541  # [  157.570910]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 4708 15:29:55.626922  # [  157.578947] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4709 15:29:55.666785  # [  157.586715]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c68fc000
 4710 15:29:55.667347  # [  157.592659] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 4711 15:29:55.667536  # [  157.601916]  r10:00000020 r9:00000038 r8:c68fdf60 r7:00000020 r6:c15ec230 r5:c1ad3074
 4712 15:29:55.667730  # [  157.610030]  r4:c0000000
 4713 15:29:55.667916  # [  157.612838] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 4714 15:29:55.710369  # [  157.623585] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b29e0>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x4c/0x84)
 4715 15:29:55.710633  # [  157.635627]  r5:c1ad3074 r4:c68fc000
 4716 15:29:55.711121  # [  157.639485] [<c13b2994>] (lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4717 15:29:55.711295  # [  157.649776]  r4:c5a10000
 4718 15:29:55.711482  # [  157.652584] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4719 15:29:55.711668  # [  157.660883] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4720 15:29:55.713545  # [  157.669090]  r9:c68fdf60 r8:c3a94e40 r7:00000020 r6:b6dba000 r5:c5f87140 r4:c0c66f8c
 4721 15:29:55.753709  # [  157.677130] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4722 15:29:55.753958  # [  157.685249]  r9:c68fc000 r8:c68fdf60 r7:c290d000 r6:b6dba000 r5:c07eec28 r4:c5f87140
 4723 15:29:55.754178  # [  157.693288] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4724 15:29:55.754368  # [  157.700711]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c68fc000 r5:c5f87140
 4725 15:29:55.754552  # [  157.708826]  r4:c5f87140
 4726 15:29:55.756830  # [  157.711633] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4727 15:29:55.796926  # [  157.719057]  r9:c68fc000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4728 15:29:55.797223  # [  157.727096] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4729 15:29:55.797440  # [  157.734948] Exception stack(0xc68fdfa8 to 0xc68fdff0)
 4730 15:29:55.797647  # [  157.740284] dfa0:                   00000020 00000020 00000001 b6dba000 00000020 00000001
 4731 15:29:55.797831  # [  157.748758] dfc0: 00000020 00000020 7ff00000 00000004 00000001 b6dba000 00020000 004bfe38
 4732 15:29:55.799930  # [  157.757228] dfe0: 00000004 beb927e8 b6e8033b b6df9616
 4733 15:29:55.840213  # [  157.762621] irq event stamp: 0
 4734 15:29:55.840807  # [  157.765889] hardirqs last  enabled at (0): [<00000000>] 0x0
 4735 15:29:55.840993  # [  157.771783] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4736 15:29:55.841184  # [  157.779550] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4737 15:29:55.841370  # [  157.787324] softirqs last disabled at (0): [<00000000>] 0x0
 4738 15:29:55.841553  # [  157.793133] ---[ end trace 27fda672f26a5d59 ]---
 4739 15:29:55.841764  # [  157.798061] lkdtm: Saturation detected: still saturated
 4740 15:29:55.843579  # REFCOUNT_INC_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4741 15:29:55.869888  not ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh # exit=1
 4742 15:29:55.870134  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4743 15:29:56.181867  <6>[  158.701156] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4744 15:29:56.182156  <6>[  158.707048] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4745 15:29:56.182322  <4>[  158.713877] ------------[ cut here ]------------
 4746 15:29:56.182471  <4>[  158.718987] WARNING: CPU: 0 PID: 3086 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4747 15:29:56.182619  <4>[  158.727608] refcount_t: saturated; leaking memory.
 4748 15:29:56.225396  <4>[  158.732572] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4749 15:29:56.225642  <4>[  158.771711] CPU: 0 PID: 3086 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4750 15:29:56.228704  <4>[  158.779648] Hardware name: STM32 (Device Tree Support)
 4751 15:29:56.228952  <4>[  158.785059] Backtrace: 
 4752 15:29:56.268950  <4>[  158.787791] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4753 15:29:56.269249  <4>[  158.795634]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4754 15:29:56.269461  <4>[  158.801580] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4755 15:29:56.269673  <4>[  158.809179] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4756 15:29:56.269859  <4>[  158.816424]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 4757 15:29:56.311886  <4>[  158.824462] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4758 15:29:56.312404  <4>[  158.832233]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c6a10000
 4759 15:29:56.312588  <4>[  158.838177] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 4760 15:29:56.312781  <4>[  158.847436]  r10:00000020 r9:00000039 r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad3094
 4761 15:29:56.312964  <4>[  158.855551]  r4:c0000000
 4762 15:29:56.313140  <4>[  158.858359] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 4763 15:29:56.355535  <4>[  158.869104] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b2a64>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84)
 4764 15:29:56.355803  <4>[  158.881149]  r5:c1ad3094 r4:c6a10000
 4765 15:29:56.356016  <4>[  158.885007] [<c13b2a18>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4766 15:29:56.356206  <4>[  158.895298]  r4:c5a04000
 4767 15:29:56.356389  <4>[  158.898107] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4768 15:29:56.358654  <4>[  158.906406] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4769 15:29:56.398490  <4>[  158.914614]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6de9000 r5:c5a18280 r4:c0c66f8c
 4770 15:29:56.399072  <4>[  158.922654] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4771 15:29:56.399257  <4>[  158.930774]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6de9000 r5:c07eec28 r4:c5a18280
 4772 15:29:56.399446  <4>[  158.938813] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4773 15:29:56.399630  <4>[  158.946237]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5a18280
 4774 15:29:56.399812  <4>[  158.954350]  r4:c5a18280
 4775 15:29:56.442048  <4>[  158.957157] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4776 15:29:56.442639  <4>[  158.964581]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4777 15:29:56.442824  <4>[  158.972620] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4778 15:29:56.443016  <4>[  158.980472] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4779 15:29:56.443201  <4>[  158.985808] 1fa0:                   00000020 00000020 00000001 b6de9000 00000020 00000001
 4780 15:29:56.445340  <4>[  158.994283] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6de9000 00020000 004cfe38
 4781 15:29:56.485297  <4>[  159.002751] 1fe0: 00000004 bee887e8 b6eaf33b b6e28616
 4782 15:29:56.485632  <4>[  159.008170] irq event stamp: 0
 4783 15:29:56.485856  <4>[  159.011421] hardirqs last  enabled at (0): [<00000000>] 0x0
 4784 15:29:56.486044  <4>[  159.017371] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4785 15:29:56.486228  <4>[  159.025046] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4786 15:29:56.486411  <4>[  159.032933] softirqs last disabled at (0): [<00000000>] 0x0
 4787 15:29:56.486591  <4>[  159.038824] ---[ end trace 27fda672f26a5d5a ]---
 4788 15:29:56.503699  <6>[  159.043552] lkdtm: Saturation detected: still saturated
 4789 15:29:56.752274  # [  158.701156] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4790 15:29:56.752571  # [  158.707048] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4791 15:29:56.752781  # [  158.713877] ------------[ cut here ]------------
 4792 15:29:56.752966  # [  158.718987] WARNING: CPU: 0 PID: 3086 at lib/refcount.c:19 refcount_warn_saturate+0xa0/0x174
 4793 15:29:56.753146  # [  158.727608] refcount_t: saturated; leaking memory.
 4794 15:29:56.795116  # [  158.732572] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4795 15:29:56.795432  # [  158.771711] CPU: 0 PID: 3086 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4796 15:29:56.797948  # [  158.779648] Hardware name: STM32 (Device Tree Support)
 4797 15:29:56.838337  # [  158.785059] Backtrace: 
 4798 15:29:56.838933  # [  158.787791] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4799 15:29:56.839121  # [  158.795634]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4800 15:29:56.839321  # [  158.801580] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4801 15:29:56.839506  # [  158.809179] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4802 15:29:56.839688  # [  158.816424]  r9:c1a26e40 r8:00000009 r7:00000013 r6:00000009 r5:c0882d94 r4:c1a26e68
 4803 15:29:56.881954  # [  158.824462] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4804 15:29:56.882522  # [  158.832233]  r7:c0882d94 r6:00000013 r5:c1a26e68 r4:c6a10000
 4805 15:29:56.882706  # [  158.838177] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882d94>] (refcount_warn_saturate+0xa0/0x174)
 4806 15:29:56.882898  # [  158.847436]  r10:00000020 r9:00000039 r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad3094
 4807 15:29:56.883083  # [  158.855551]  r4:c0000000
 4808 15:29:56.883267  # [  158.858359] [<c0882cf4>] (refcount_warn_saturate) from [<c13b2204>] (__refcount_add_not_zero.constprop.0+0x64/0x74)
 4809 15:29:56.925561  # [  158.869104] [<c13b21a0>] (__refcount_add_not_zero.constprop.0) from [<c13b2a64>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x4c/0x84)
 4810 15:29:56.925859  # [  158.881149]  r5:c1ad3094 r4:c6a10000
 4811 15:29:56.926072  # [  158.885007] [<c13b2a18>] (lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4812 15:29:56.926260  # [  158.895298]  r4:c5a04000
 4813 15:29:56.926441  # [  158.898107] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4814 15:29:56.926621  # [  158.906406] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4815 15:29:56.968700  # [  158.914614]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6de9000 r5:c5a18280 r4:c0c66f8c
 4816 15:29:56.969294  # [  158.922654] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4817 15:29:56.969485  # [  158.930774]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6de9000 r5:c07eec28 r4:c5a18280
 4818 15:29:56.969709  # [  158.938813] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4819 15:29:56.969891  # [  158.946237]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5a18280
 4820 15:29:56.970071  # [  158.954350]  r4:c5a18280
 4821 15:29:57.011857  # [  158.957157] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4822 15:29:57.012430  # [  158.964581]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4823 15:29:57.012612  # [  158.972620] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4824 15:29:57.012758  # [  158.980472] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4825 15:29:57.012896  # [  158.985808] 1fa0:                   00000020 00000020 00000001 b6de9000 00000020 00000001
 4826 15:29:57.015279  # [  158.994283] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6de9000 00020000 004cfe38
 4827 15:29:57.055225  # [  159.002751] 1fe0: 00000004 bee887e8 b6eaf33b b6e28616
 4828 15:29:57.055471  # [  159.008170] irq event stamp: 0
 4829 15:29:57.055903  # [  159.011421] hardirqs last  enabled at (0): [<00000000>] 0x0
 4830 15:29:57.056058  # [  159.017371] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4831 15:29:57.056198  # [  159.025046] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4832 15:29:57.056332  # [  159.032933] softirqs last disabled at (0): [<00000000>] 0x0
 4833 15:29:57.056463  # [  159.038824] ---[ end trace 27fda672f26a5d5a ]---
 4834 15:29:57.058507  # [  159.043552] lkdtm: Saturation detected: still saturated
 4835 15:29:57.081721  # REFCOUNT_ADD_NOT_ZERO_SATURATED: missing 'call trace:': [FAIL]
 4836 15:29:57.082237  not ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh # exit=1
 4837 15:29:57.085079  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4838 15:29:57.432065  <6>[  159.953309] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4839 15:29:57.432360  <6>[  159.959165] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4840 15:29:57.432524  <4>[  159.966211] ------------[ cut here ]------------
 4841 15:29:57.432665  <4>[  159.970952] WARNING: CPU: 0 PID: 3124 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4842 15:29:57.432802  <4>[  159.979821] refcount_t: underflow; use-after-free.
 4843 15:29:57.475064  <4>[  159.984817] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4844 15:29:57.475319  <4>[  160.023946] CPU: 0 PID: 3124 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4845 15:29:57.478088  <4>[  160.031889] Hardware name: STM32 (Device Tree Support)
 4846 15:29:57.518293  <4>[  160.037299] Backtrace: 
 4847 15:29:57.518829  <4>[  160.040033] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4848 15:29:57.519005  <4>[  160.047878]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4849 15:29:57.519147  <4>[  160.053821] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4850 15:29:57.519286  <4>[  160.061420] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4851 15:29:57.519420  <4>[  160.068664]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4852 15:29:57.561558  <4>[  160.076703] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4853 15:29:57.562171  <4>[  160.084473]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c6a10000
 4854 15:29:57.562359  <4>[  160.090419] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4855 15:29:57.562515  <4>[  160.099763]  r10:00000020 r9:0000003a r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad30b4
 4856 15:29:57.562655  <4>[  160.107875]  r4:c6a10000
 4857 15:29:57.564925  <4>[  160.110686] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4858 15:29:57.605753  <4>[  160.121431] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b2ae8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x4c/0x84)
 4859 15:29:57.606050  <4>[  160.133481] [<c13b2a9c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4860 15:29:57.606211  <4>[  160.143774]  r4:c5a04000
 4861 15:29:57.606352  <4>[  160.146582] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4862 15:29:57.606499  <4>[  160.154881] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4863 15:29:57.648165  <4>[  160.163087]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6e28000 r5:c5ff6780 r4:c0c66f8c
 4864 15:29:57.648750  <4>[  160.171127] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4865 15:29:57.648952  <4>[  160.179247]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e28000 r5:c07eec28 r4:c5ff6780
 4866 15:29:57.649166  <4>[  160.187286] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4867 15:29:57.649327  <4>[  160.194710]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5ff6780
 4868 15:29:57.649517  <4>[  160.202824]  r4:c5ff6780
 4869 15:29:57.691763  <4>[  160.205631] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4870 15:29:57.692040  <4>[  160.213054]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4871 15:29:57.692204  <4>[  160.221094] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4872 15:29:57.692345  <4>[  160.228946] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4873 15:29:57.692481  <4>[  160.234282] 1fa0:                   00000020 00000020 00000001 b6e28000 00000020 00000001
 4874 15:29:57.695045  <4>[  160.242756] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e28000 00020000 0048fe38
 4875 15:29:57.745381  <4>[  160.251223] 1fe0: 00000004 bea827e8 b6eee33b b6e67616
 4876 15:29:57.745573  <4>[  160.256646] irq event stamp: 0
 4877 15:29:57.745858  <4>[  160.259891] hardirqs last  enabled at (0): [<00000000>] 0x0
 4878 15:29:57.745917  <4>[  160.265739] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4879 15:29:57.745969  <4>[  160.273635] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4880 15:29:57.746018  <4>[  160.281427] softirqs last disabled at (0): [<00000000>] 0x0
 4881 15:29:57.746067  <4>[  160.287195] ---[ end trace 27fda672f26a5d5b ]---
 4882 15:29:57.748968  <6>[  160.292016] lkdtm: Saturation detected: still saturated
 4883 15:29:58.012923  # [  159.953309] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4884 15:29:58.013216  # [  159.959165] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4885 15:29:58.013378  # [  159.966211] ------------[ cut here ]------------
 4886 15:29:58.013516  # [  159.970952] WARNING: CPU: 0 PID: 3124 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4887 15:29:58.013689  # [  159.979821] refcount_t: underflow; use-after-free.
 4888 15:29:58.056508  # [  159.984817] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4889 15:29:58.056785  # [  160.023946] CPU: 0 PID: 3124 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4890 15:29:58.059576  # [  160.031889] Hardware name: STM32 (Device Tree Support)
 4891 15:29:58.059794  # [  160.037299] Backtrace: 
 4892 15:29:58.099703  # [  160.040033] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4893 15:29:58.099963  # [  160.047878]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4894 15:29:58.100123  # [  160.053821] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4895 15:29:58.100264  # [  160.061420] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4896 15:29:58.100399  # [  160.068664]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4897 15:29:58.102877  # [  160.076703] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4898 15:29:58.142814  # [  160.084473]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c6a10000
 4899 15:29:58.143407  # [  160.090419] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4900 15:29:58.143581  # [  160.099763]  r10:00000020 r9:0000003a r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad30b4
 4901 15:29:58.143728  # [  160.107875]  r4:c6a10000
 4902 15:29:58.143862  # [  160.110686] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4903 15:29:58.186076  # [  160.121431] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b2ae8>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x4c/0x84)
 4904 15:29:58.186678  # [  160.133481] [<c13b2a9c>] (lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4905 15:29:58.186855  # [  160.143774]  r4:c5a04000
 4906 15:29:58.187002  # [  160.146582] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4907 15:29:58.187139  # [  160.154881] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4908 15:29:58.189475  # [  160.163087]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6e28000 r5:c5ff6780 r4:c0c66f8c
 4909 15:29:58.229116  # [  160.171127] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4910 15:29:58.229422  # [  160.179247]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6e28000 r5:c07eec28 r4:c5ff6780
 4911 15:29:58.229632  # [  160.187286] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4912 15:29:58.229853  # [  160.194710]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5ff6780
 4913 15:29:58.230061  # [  160.202824]  r4:c5ff6780
 4914 15:29:58.232240  # [  160.205631] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4915 15:29:58.272620  # [  160.213054]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4916 15:29:58.273183  # [  160.221094] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4917 15:29:58.273388  # [  160.228946] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4918 15:29:58.273538  # [  160.234282] 1fa0:                   00000020 00000020 00000001 b6e28000 00000020 00000001
 4919 15:29:58.273722  # [  160.242756] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6e28000 00020000 0048fe38
 4920 15:29:58.275952  # [  160.251223] 1fe0: 00000004 bea827e8 b6eee33b b6e67616
 4921 15:29:58.276176  # [  160.256646] irq event stamp: 0
 4922 15:29:58.315969  # [  160.259891] hardirqs last  enabled at (0): [<00000000>] 0x0
 4923 15:29:58.316549  # [  160.265739] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4924 15:29:58.316721  # [  160.273635] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4925 15:29:58.316861  # [  160.281427] softirqs last disabled at (0): [<00000000>] 0x0
 4926 15:29:58.317004  # [  160.287195] ---[ end trace 27fda672f26a5d5b ]---
 4927 15:29:58.317141  # [  160.292016] lkdtm: Saturation detected: still saturated
 4928 15:29:58.342486  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 4929 15:29:58.345874  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4930 15:29:58.346107  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 4931 15:29:58.677294  <6>[  161.198915] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 4932 15:29:58.677630  <6>[  161.204851] lkdtm: attempting bad refcount_sub_and_test() from saturated
 4933 15:29:58.677807  <4>[  161.211815] ------------[ cut here ]------------
 4934 15:29:58.677960  <4>[  161.216638] WARNING: CPU: 0 PID: 3160 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4935 15:29:58.678099  <4>[  161.225356] refcount_t: underflow; use-after-free.
 4936 15:29:58.720784  <4>[  161.230499] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4937 15:29:58.721031  <4>[  161.269558] CPU: 0 PID: 3160 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4938 15:29:58.723816  <4>[  161.277496] Hardware name: STM32 (Device Tree Support)
 4939 15:29:58.763962  <4>[  161.282907] Backtrace: 
 4940 15:29:58.764474  <4>[  161.285638] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4941 15:29:58.764611  <4>[  161.293484]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4942 15:29:58.764723  <4>[  161.299430] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4943 15:29:58.764831  <4>[  161.307028] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4944 15:29:58.764936  <4>[  161.314274]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4945 15:29:58.807127  <4>[  161.322310] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4946 15:29:58.807577  <4>[  161.330079]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c6a10000
 4947 15:29:58.807716  <4>[  161.336025] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4948 15:29:58.807836  <4>[  161.345369]  r10:00000020 r9:0000003b r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad30d4
 4949 15:29:58.807946  <4>[  161.353482]  r4:c6a10000
 4950 15:29:58.810556  <4>[  161.356295] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4951 15:29:58.850714  <4>[  161.367040] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b2b6c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x4c/0x84)
 4952 15:29:58.850931  <4>[  161.379089] [<c13b2b20>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4953 15:29:58.851059  <4>[  161.389381]  r4:c5a09000
 4954 15:29:58.851168  <4>[  161.392188] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 4955 15:29:58.851276  <4>[  161.400487] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 4956 15:29:58.893897  <4>[  161.408691]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6daa000 r5:c5a18dc0 r4:c0c66f8c
 4957 15:29:58.894480  <4>[  161.416731] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 4958 15:29:58.894654  <4>[  161.424849]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6daa000 r5:c07eec28 r4:c5a18dc0
 4959 15:29:58.894805  <4>[  161.432885] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 4960 15:29:58.894965  <4>[  161.440308]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5a18dc0
 4961 15:29:58.895105  <4>[  161.448421]  r4:c5a18dc0
 4962 15:29:58.937306  <4>[  161.451228] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 4963 15:29:58.937939  <4>[  161.458651]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 4964 15:29:58.938117  <4>[  161.466690] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 4965 15:29:58.938263  <4>[  161.474540] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 4966 15:29:58.938411  <4>[  161.479876] 1fa0:                   00000020 00000020 00000001 b6daa000 00000020 00000001
 4967 15:29:58.940595  <4>[  161.488347] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6daa000 00020000 0046fe38
 4968 15:29:58.990369  <4>[  161.496814] 1fe0: 00000004 be8f87e8 b6e7033b b6de9616
 4969 15:29:58.990543  <4>[  161.502257] irq event stamp: 0
 4970 15:29:58.990811  <4>[  161.505480] hardirqs last  enabled at (0): [<00000000>] 0x0
 4971 15:29:58.990873  <4>[  161.511438] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4972 15:29:58.990926  <4>[  161.519231] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 4973 15:29:58.990976  <4>[  161.526966] softirqs last disabled at (0): [<00000000>] 0x0
 4974 15:29:58.991025  <4>[  161.532721] ---[ end trace 27fda672f26a5d5c ]---
 4975 15:29:58.993876  <6>[  161.537682] lkdtm: Saturation detected: still saturated
 4976 15:29:59.249265  # [  161.198915] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 4977 15:29:59.249553  # [  161.204851] lkdtm: attempting bad refcount_sub_and_test() from saturated
 4978 15:29:59.249754  # [  161.211815] ------------[ cut here ]------------
 4979 15:29:59.249903  # [  161.216638] WARNING: CPU: 0 PID: 3160 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174
 4980 15:29:59.249965  # [  161.225356] refcount_t: underflow; use-after-free.
 4981 15:29:59.292367  # [  161.230499] 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 snd_soc_core ac97_bus snd_pcm_dmaengine adv7511 brcmfmac snd_pcm snd_timer snd soundcore stm_drm etnaviv sha256_generic gpu_sched sha256_arm hci_uart btbcm cfg80211 bluetooth stm32_adc_core brcmutil ecdh_generic ecc libaes snd_soc_stm32_sai
 4982 15:29:59.292702  # [  161.269558] CPU: 0 PID: 3160 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 4983 15:29:59.295540  # [  161.277496] Hardware name: STM32 (Device Tree Support)
 4984 15:29:59.335552  # [  161.282907] Backtrace: 
 4985 15:29:59.336085  # [  161.285638] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 4986 15:29:59.336149  # [  161.293484]  r7:ffffffff r6:00080013 r5:00000000 r4:c1f1ce98
 4987 15:29:59.336202  # [  161.299430] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 4988 15:29:59.336252  # [  161.307028] [<c13ab420>] (dump_stack) from [<c035795c>] (__warn+0x98/0x14c)
 4989 15:29:59.336301  # [  161.314274]  r9:c1a26ea4 r8:00000009 r7:0000001c r6:00000009 r5:c0882e30 r4:c1a26e68
 4990 15:29:59.378802  # [  161.322310] [<c03578c4>] (__warn) from [<c13a528c>] (warn_slowpath_fmt+0xb0/0xcc)
 4991 15:29:59.379337  # [  161.330079]  r7:c0882e30 r6:0000001c r5:c1a26e68 r4:c6a10000
 4992 15:29:59.379510  # [  161.336025] [<c13a51e0>] (warn_slowpath_fmt) from [<c0882e30>] (refcount_warn_saturate+0x13c/0x174)
 4993 15:29:59.379655  # [  161.345369]  r10:00000020 r9:0000003b r8:c6a11f60 r7:00000020 r6:c15ec230 r5:c1ad30d4
 4994 15:29:59.379791  # [  161.353482]  r4:c6a10000
 4995 15:29:59.379923  # [  161.356295] [<c0882cf4>] (refcount_warn_saturate) from [<c0c67c9c>] (__refcount_sub_and_test.constprop.0+0x5c/0x64)
 4996 15:29:59.422420  # [  161.367040] [<c0c67c40>] (__refcount_sub_and_test.constprop.0) from [<c13b2b6c>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x4c/0x84)
 4997 15:29:59.422691  # [  161.379089] [<c13b2b20>] (lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 4998 15:29:59.422852  # [  161.389381]  r4:c5a09000
 4999 15:29:59.422994  # [  161.392188] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 5000 15:29:59.423129  # [  161.400487] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 5001 15:29:59.465408  # [  161.408691]  r9:c6a11f60 r8:c3a94e40 r7:00000020 r6:b6daa000 r5:c5a18dc0 r4:c0c66f8c
 5002 15:29:59.466042  # [  161.416731] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 5003 15:29:59.466270  # [  161.424849]  r9:c6a10000 r8:c6a11f60 r7:c290d000 r6:b6daa000 r5:c07eec28 r4:c5a18dc0
 5004 15:29:59.466418  # [  161.432885] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 5005 15:29:59.466588  # [  161.440308]  r10:00000004 r9:00000000 r8:00000000 r7:00000020 r6:c6a10000 r5:c5a18dc0
 5006 15:29:59.466726  # [  161.448421]  r4:c5a18dc0
 5007 15:29:59.468819  # [  161.451228] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 5008 15:29:59.508975  # [  161.458651]  r9:c6a10000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000020 r4:00000020
 5009 15:29:59.509261  # [  161.466690] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5010 15:29:59.509422  # [  161.474540] Exception stack(0xc6a11fa8 to 0xc6a11ff0)
 5011 15:29:59.509558  # [  161.479876] 1fa0:                   00000020 00000020 00000001 b6daa000 00000020 00000001
 5012 15:29:59.509735  # [  161.488347] 1fc0: 00000020 00000020 7ff00000 00000004 00000001 b6daa000 00020000 0046fe38
 5013 15:29:59.512107  # [  161.496814] 1fe0: 00000004 be8f87e8 b6e7033b b6de9616
 5014 15:29:59.552145  # [  161.502257] irq event stamp: 0
 5015 15:29:59.552741  # [  161.505480] hardirqs last  enabled at (0): [<00000000>] 0x0
 5016 15:29:59.552910  # [  161.511438] hardirqs last disabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 5017 15:29:59.553051  # [  161.519231] softirqs last  enabled at (0): [<c03549fc>] copy_process+0x624/0x1e68
 5018 15:29:59.553186  # [  161.526966] softirqs last disabled at (0): [<00000000>] 0x0
 5019 15:29:59.553322  # [  161.532721] ---[ end trace 27fda672f26a5d5c ]---
 5020 15:29:59.553452  # [  161.537682] lkdtm: Saturation detected: still saturated
 5021 15:29:59.578554  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5022 15:29:59.581811  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5023 15:29:59.582040  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5024 15:29:59.693884  # Skipping REFCOUNT_TIMING: timing only
 5025 15:29:59.709748  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5026 15:29:59.741754  # selftests: lkdtm: ATOMIC_TIMING.sh
 5027 15:30:00.029752  # Skipping ATOMIC_TIMING: timing only
 5028 15:30:00.046092  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5029 15:30:00.077654  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5030 15:30:00.570249  <6>[  163.101599] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5031 15:30:00.570808  <6>[  163.106651] lkdtm: attempting good copy_to_user of correct size
 5032 15:30:00.573816  <6>[  163.112709] lkdtm: attempting bad copy_to_user of too large size
 5033 15:30:00.795623  # [  163.101599] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5034 15:30:00.795897  # [  163.106651] lkdtm: attempting good copy_to_user of correct size
 5035 15:30:00.798700  # [  163.112709] lkdtm: attempting bad copy_to_user of too large size
 5036 15:30:00.830580  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5037 15:30:00.868436  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5038 15:30:00.884633  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5039 15:30:01.378732  <6>[  163.911435] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5040 15:30:01.379024  <6>[  163.916655] lkdtm: attempting good copy_from_user of correct size
 5041 15:30:01.381772  <6>[  163.922878] lkdtm: attempting bad copy_from_user of too large size
 5042 15:30:01.607501  # [  163.911435] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5043 15:30:01.607682  # [  163.916655] lkdtm: attempting good copy_from_user of correct size
 5044 15:30:01.610745  # [  163.922878] lkdtm: attempting bad copy_from_user of too large size
 5045 15:30:01.626642  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5046 15:30:01.733862  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5047 15:30:01.749538  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5048 15:30:02.227623  <6>[  164.760847] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5049 15:30:02.227838  <6>[  164.766352] lkdtm: attempting good copy_to_user inside whitelist
 5050 15:30:02.230787  <6>[  164.772490] lkdtm: attempting bad copy_to_user outside whitelist
 5051 15:30:02.459755  # [  164.760847] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5052 15:30:02.460132  # [  164.766352] lkdtm: attempting good copy_to_user inside whitelist
 5053 15:30:02.462885  # [  164.772490] lkdtm: attempting bad copy_to_user outside whitelist
 5054 15:30:02.478672  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5055 15:30:02.526701  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5056 15:30:02.558651  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5057 15:30:03.028460  <6>[  165.562092] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5058 15:30:03.028680  <6>[  165.567754] lkdtm: attempting good copy_from_user inside whitelist
 5059 15:30:03.031576  <6>[  165.574051] lkdtm: attempting bad copy_from_user outside whitelist
 5060 15:30:03.269423  # [  165.562092] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5061 15:30:03.269661  # [  165.567754] lkdtm: attempting good copy_from_user inside whitelist
 5062 15:30:03.272779  # [  165.574051] lkdtm: attempting bad copy_from_user outside whitelist
 5063 15:30:03.304584  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5064 15:30:03.341692  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5065 15:30:03.357710  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5066 15:30:03.861410  <6>[  166.382875] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5067 15:30:03.861540  <6>[  166.388088] lkdtm: good_stack: c5b85e0c-c5b85e2c
 5068 15:30:03.861646  <6>[  166.392806] lkdtm: bad_stack : c5b85d84-c5b85da4
 5069 15:30:03.861702  <6>[  166.397940] lkdtm: attempting good copy_to_user of local stack
 5070 15:30:03.864572  <6>[  166.403876] lkdtm: attempting bad copy_to_user of distant stack
 5071 15:30:04.096313  # [  166.382875] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5072 15:30:04.096481  # [  166.388088] lkdtm: good_stack: c5b85e0c-c5b85e2c
 5073 15:30:04.096541  # [  166.392806] lkdtm: bad_stack : c5b85d84-c5b85da4
 5074 15:30:04.096601  # [  166.397940] lkdtm: attempting good copy_to_user of local stack
 5075 15:30:04.099520  # [  166.403876] lkdtm: attempting bad copy_to_user of distant stack
 5076 15:30:04.115532  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5077 15:30:04.161768  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5078 15:30:04.177848  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5079 15:30:04.668716  <6>[  167.190785] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5080 15:30:04.669053  <6>[  167.196180] lkdtm: good_stack: c5f97e0c-c5f97e2c
 5081 15:30:04.669323  <6>[  167.200892] lkdtm: bad_stack : c5f97d84-c5f97da4
 5082 15:30:04.669645  <6>[  167.205807] lkdtm: attempting good copy_from_user of local stack
 5083 15:30:04.671866  <6>[  167.212348] lkdtm: attempting bad copy_from_user of distant stack
 5084 15:30:04.913593  # [  167.190785] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5085 15:30:04.913993  # [  167.196180] lkdtm: good_stack: c5f97e0c-c5f97e2c
 5086 15:30:04.914219  # [  167.200892] lkdtm: bad_stack : c5f97d84-c5f97da4
 5087 15:30:04.914442  # [  167.205807] lkdtm: attempting good copy_from_user of local stack
 5088 15:30:04.916716  # [  167.212348] lkdtm: attempting bad copy_from_user of distant stack
 5089 15:30:04.932770  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5090 15:30:04.970663  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5091 15:30:05.002595  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5092 15:30:05.484297  <6>[  168.007092] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5093 15:30:05.484528  <6>[  168.011966] lkdtm: good_stack: c6aafe0c-c6aafe2c
 5094 15:30:05.484615  <6>[  168.017024] lkdtm: bad_stack : c6aafffc-c6ab001c
 5095 15:30:05.484714  <6>[  168.021776] lkdtm: attempting good copy_to_user of local stack
 5096 15:30:05.487631  <6>[  168.028033] lkdtm: attempting bad copy_to_user of distant stack
 5097 15:30:05.723568  # [  168.007092] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5098 15:30:05.723927  # [  168.011966] lkdtm: good_stack: c6aafe0c-c6aafe2c
 5099 15:30:05.724151  # [  168.017024] lkdtm: bad_stack : c6aafffc-c6ab001c
 5100 15:30:05.724365  # [  168.021776] lkdtm: attempting good copy_to_user of local stack
 5101 15:30:05.724576  # [  168.028033] lkdtm: attempting bad copy_to_user of distant stack
 5102 15:30:05.742628  # USERCOPY_STACK_BEYOND: missing 'call trace:': [FAIL]
 5103 15:30:05.787714  not ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh # exit=1
 5104 15:30:05.803727  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5105 15:30:06.280211  <6>[  168.809213] lkdtm: Performing direct entry USERCOPY_KERNEL
 5106 15:30:06.280596  <6>[  168.813580] lkdtm: attempting good copy_to_user from kernel rodata: c15ec4dc
 5107 15:30:06.280689  <6>[  168.821184] lkdtm: attempting bad copy_to_user from kernel text: c0543038
 5108 15:30:06.283710  <3>[  168.828086] lkdtm: FAIL: survived bad copy_to_user()
 5109 15:30:06.515646  # [  168.809213] lkdtm: Performing direct entry USERCOPY_KERNEL
 5110 15:30:06.515988  # [  168.813580] lkdtm: attempting good copy_to_user from kernel rodata: c15ec4dc
 5111 15:30:06.516197  # [  168.821184] lkdtm: attempting bad copy_to_user from kernel text: c0543038
 5112 15:30:06.518656  # [  168.828086] lkdtm: FAIL: survived bad copy_to_user()
 5113 15:30:06.534586  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5114 15:30:06.582330  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5115 15:30:06.614887  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5116 15:30:07.150634  <6>[  169.667759] lkdtm: Performing direct entry STACKLEAK_ERASING
 5117 15:30:07.151245  <6>[  169.672278] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5118 15:30:07.151442  <3>[  169.679796] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5119 15:30:07.151628  <3>[  169.686771] lkdtm: FAIL: the thread stack is NOT properly erased
 5120 15:30:07.151798  <4>[  169.692987] CPU: 1 PID: 3536 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 5121 15:30:07.151946  <4>[  169.701002] Hardware name: STM32 (Device Tree Support)
 5122 15:30:07.152110  <4>[  169.706416] Backtrace: 
 5123 15:30:07.193962  <4>[  169.709152] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 5124 15:30:07.194538  <4>[  169.716991]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ce98
 5125 15:30:07.194717  <4>[  169.722936] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 5126 15:30:07.194863  <4>[  169.730536] [<c13ab420>] (dump_stack) from [<c13b2e50>] (lkdtm_STACKLEAK_ERASING+0x144/0x170)
 5127 15:30:07.195000  <4>[  169.739353]  r9:00000046 r8:c5dabf60 r7:c5dabe34 r6:c5daa000 r5:0000078d r4:0000078d
 5128 15:30:07.197406  <4>[  169.747401] [<c13b2d0c>] (lkdtm_STACKLEAK_ERASING) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 5129 15:30:07.237407  <4>[  169.756473]  r8:c5dabf60 r7:00000012 r6:c15ec230 r5:c1ad31dc r4:c4fa9000
 5130 15:30:07.237714  <4>[  169.763466] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 5131 15:30:07.237900  <4>[  169.771765] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 5132 15:30:07.238052  <4>[  169.779972]  r9:c5dabf60 r8:c3a94e40 r7:00000012 r6:b6dc1000 r5:c5938280 r4:c0c66f8c
 5133 15:30:07.238197  <4>[  169.788013] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 5134 15:30:07.280408  <4>[  169.796133]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6dc1000 r5:c07eec28 r4:c5938280
 5135 15:30:07.280972  <4>[  169.804172] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 5136 15:30:07.281158  <4>[  169.811595]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5daa000 r5:c5938280
 5137 15:30:07.281308  <4>[  169.819707]  r4:c5938280
 5138 15:30:07.281450  <4>[  169.822514] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 5139 15:30:07.281611  <4>[  169.829937]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 5140 15:30:07.323215  <4>[  169.837977] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5141 15:30:07.323788  <4>[  169.845828] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 5142 15:30:07.323973  <4>[  169.851164] bfa0:                   00000012 00000012 00000001 b6dc1000 00000012 00000001
 5143 15:30:07.324128  <4>[  169.859637] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6dc1000 00020000 0046fe38
 5144 15:30:07.326677  <4>[  169.868104] bfe0: 00000004 be80f7e8 b6e8733b b6e00616
 5145 15:30:07.611835  # [  169.667759] lkdtm: Performing direct entry STACKLEAK_ERASING
 5146 15:30:07.612137  # [  169.672278] lkdtm: checking unused part of the thread stack (7732 bytes)...
 5147 15:30:07.612301  # [  169.679796] lkdtm: FAIL: the erased part is not found (checked 7732 bytes)
 5148 15:30:07.612442  # [  169.686771] lkdtm: FAIL: the thread stack is NOT properly erased
 5149 15:30:07.612584  # [  169.692987] CPU: 1 PID: 3536 Comm: cat Tainted: G      D W         5.10.225-cip51 #1
 5150 15:30:07.615045  # [  169.701002] Hardware name: STM32 (Device Tree Support)
 5151 15:30:07.615220  # [  169.706416] Backtrace: 
 5152 15:30:07.655236  # [  169.709152] [<c13a3d18>] (dump_backtrace) from [<c13a40e8>] (show_stack+0x20/0x24)
 5153 15:30:07.655394  # [  169.716991]  r7:ffffffff r6:60080013 r5:00000000 r4:c1f1ce98
 5154 15:30:07.655459  # [  169.722936] [<c13a40c8>] (show_stack) from [<c13ab500>] (dump_stack+0xe0/0x100)
 5155 15:30:07.655509  # [  169.730536] [<c13ab420>] (dump_stack) from [<c13b2e50>] (lkdtm_STACKLEAK_ERASING+0x144/0x170)
 5156 15:30:07.655562  # [  169.739353]  r9:00000046 r8:c5dabf60 r7:c5dabe34 r6:c5daa000 r5:0000078d r4:0000078d
 5157 15:30:07.698342  # [  169.747401] [<c13b2d0c>] (lkdtm_STACKLEAK_ERASING) from [<c0c66bc8>] (lkdtm_do_action+0x2c/0x4c)
 5158 15:30:07.698921  # [  169.756473]  r8:c5dabf60 r7:00000012 r6:c15ec230 r5:c1ad31dc r4:c4fa9000
 5159 15:30:07.699078  # [  169.763466] [<c0c66b9c>] (lkdtm_do_action) from [<c0c670a0>] (direct_entry+0x114/0x180)
 5160 15:30:07.699197  # [  169.771765] [<c0c66f8c>] (direct_entry) from [<c07eec8c>] (full_proxy_write+0x64/0x94)
 5161 15:30:07.699310  # [  169.779972]  r9:c5dabf60 r8:c3a94e40 r7:00000012 r6:b6dc1000 r5:c5938280 r4:c0c66f8c
 5162 15:30:07.701831  # [  169.788013] [<c07eec28>] (full_proxy_write) from [<c05a2690>] (vfs_write+0x10c/0x558)
 5163 15:30:07.742029  # [  169.796133]  r9:c5daa000 r8:c5dabf60 r7:c290d000 r6:b6dc1000 r5:c07eec28 r4:c5938280
 5164 15:30:07.742376  # [  169.804172] [<c05a2584>] (vfs_write) from [<c05a2c78>] (ksys_write+0x84/0xfc)
 5165 15:30:07.742613  # [  169.811595]  r10:00000004 r9:00000000 r8:00000000 r7:00000012 r6:c5daa000 r5:c5938280
 5166 15:30:07.742813  # [  169.819707]  r4:c5938280
 5167 15:30:07.743022  # [  169.822514] [<c05a2bf4>] (ksys_write) from [<c05a2d08>] (sys_write+0x18/0x1c)
 5168 15:30:07.745323  # [  169.829937]  r9:c5daa000 r8:c03002e4 r7:00000004 r6:7ff00000 r5:00000012 r4:00000012
 5169 15:30:07.785192  # [  169.837977] [<c05a2cf0>] (sys_write) from [<c03000c0>] (ret_fast_syscall+0x0/0x28)
 5170 15:30:07.785473  # [  169.845828] Exception stack(0xc5dabfa8 to 0xc5dabff0)
 5171 15:30:07.785664  # [  169.851164] bfa0:                   00000012 00000012 00000001 b6dc1000 00000012 00000001
 5172 15:30:07.785808  # [  169.859637] bfc0: 00000012 00000012 7ff00000 00000004 00000001 b6dc1000 00020000 0046fe38
 5173 15:30:07.785950  # [  169.868104] bfe0: 00000004 be80f7e8 b6e8733b b6e00616
 5174 15:30:07.788640  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5175 15:30:07.803606  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5176 15:30:07.803913  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5177 15:30:08.211284  <6>[  170.738709] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5178 15:30:08.211540  <6>[  170.743226] lkdtm: Calling matched prototype ...
 5179 15:30:08.211704  <6>[  170.748354] lkdtm: Calling mismatched prototype ...
 5180 15:30:08.214546  <6>[  170.753272] lkdtm: Fail: survived mismatched prototype function call!
 5181 15:30:08.443331  # [  170.738709] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5182 15:30:08.443566  # [  170.743226] lkdtm: Calling matched prototype ...
 5183 15:30:08.443694  # [  170.748354] lkdtm: Calling mismatched prototype ...
 5184 15:30:08.443804  # [  170.753272] lkdtm: Fail: survived mismatched prototype function call!
 5185 15:30:08.478384  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5186 15:30:08.510335  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5187 15:30:10.510057  lkdtm_PANIC_sh skip
 5188 15:30:10.510355  lkdtm_BUG_sh pass
 5189 15:30:10.510511  lkdtm_WARNING_sh pass
 5190 15:30:10.510926  lkdtm_WARNING_MESSAGE_sh pass
 5191 15:30:10.511076  lkdtm_EXCEPTION_sh fail
 5192 15:30:10.511208  lkdtm_LOOP_sh skip
 5193 15:30:10.511337  lkdtm_EXHAUST_STACK_sh skip
 5194 15:30:10.511468  lkdtm_CORRUPT_STACK_sh skip
 5195 15:30:10.511596  lkdtm_CORRUPT_STACK_STRONG_sh skip
 5196 15:30:10.511742  lkdtm_CORRUPT_LIST_ADD_sh fail
 5197 15:30:10.511881  lkdtm_CORRUPT_LIST_DEL_sh fail
 5198 15:30:10.512010  lkdtm_STACK_GUARD_PAGE_LEADING_sh fail
 5199 15:30:10.512139  lkdtm_STACK_GUARD_PAGE_TRAILING_sh fail
 5200 15:30:10.512269  lkdtm_UNSET_SMEP_sh skip
 5201 15:30:10.512400  lkdtm_DOUBLE_FAULT_sh skip
 5202 15:30:10.513499  lkdtm_CORRUPT_PAC_sh skip
 5203 15:30:10.553262  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip
 5204 15:30:10.553535  lkdtm_OVERWRITE_ALLOCATION_sh skip
 5205 15:30:10.554021  lkdtm_WRITE_AFTER_FREE_sh skip
 5206 15:30:10.554181  lkdtm_READ_AFTER_FREE_sh fail
 5207 15:30:10.554320  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip
 5208 15:30:10.554455  lkdtm_READ_BUDDY_AFTER_FREE_sh fail
 5209 15:30:10.554590  lkdtm_SLAB_FREE_DOUBLE_sh fail
 5210 15:30:10.554723  lkdtm_SLAB_FREE_CROSS_sh fail
 5211 15:30:10.554864  lkdtm_SLAB_FREE_PAGE_sh fail
 5212 15:30:10.554998  lkdtm_SOFTLOCKUP_sh skip
 5213 15:30:10.555130  lkdtm_HARDLOCKUP_sh skip
 5214 15:30:10.555264  lkdtm_SPINLOCKUP_sh skip
 5215 15:30:10.555398  lkdtm_HUNG_TASK_sh skip
 5216 15:30:10.555532  lkdtm_EXEC_DATA_sh fail
 5217 15:30:10.555664  lkdtm_EXEC_STACK_sh fail
 5218 15:30:10.556487  lkdtm_EXEC_KMALLOC_sh fail
 5219 15:30:10.556654  lkdtm_EXEC_VMALLOC_sh fail
 5220 15:30:10.596874  lkdtm_EXEC_RODATA_sh fail
 5221 15:30:10.597113  lkdtm_EXEC_USERSPACE_sh fail
 5222 15:30:10.597237  lkdtm_EXEC_NULL_sh fail
 5223 15:30:10.597352  lkdtm_ACCESS_USERSPACE_sh fail
 5224 15:30:10.597492  lkdtm_ACCESS_NULL_sh fail
 5225 15:30:10.597624  lkdtm_WRITE_RO_sh fail
 5226 15:30:10.597732  lkdtm_WRITE_RO_AFTER_INIT_sh fail
 5227 15:30:10.597833  lkdtm_WRITE_KERN_sh fail
 5228 15:30:10.597935  lkdtm_REFCOUNT_INC_OVERFLOW_sh fail
 5229 15:30:10.598035  lkdtm_REFCOUNT_ADD_OVERFLOW_sh fail
 5230 15:30:10.598135  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh fail
 5231 15:30:10.598239  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh fail
 5232 15:30:10.598340  lkdtm_REFCOUNT_DEC_ZERO_sh fail
 5233 15:30:10.598439  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass
 5234 15:30:10.599957  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass
 5235 15:30:10.639859  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass
 5236 15:30:10.640357  lkdtm_REFCOUNT_INC_ZERO_sh fail
 5237 15:30:10.640501  lkdtm_REFCOUNT_ADD_ZERO_sh fail
 5238 15:30:10.640612  lkdtm_REFCOUNT_INC_SATURATED_sh pass
 5239 15:30:10.640715  lkdtm_REFCOUNT_DEC_SATURATED_sh pass
 5240 15:30:10.640817  lkdtm_REFCOUNT_ADD_SATURATED_sh pass
 5241 15:30:10.640917  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh fail
 5242 15:30:10.641019  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh fail
 5243 15:30:10.641120  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass
 5244 15:30:10.641221  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass
 5245 15:30:10.641328  lkdtm_REFCOUNT_TIMING_sh skip
 5246 15:30:10.643305  lkdtm_ATOMIC_TIMING_sh skip
 5247 15:30:10.688210  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail
 5248 15:30:10.688482  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail
 5249 15:30:10.688913  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail
 5250 15:30:10.689068  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail
 5251 15:30:10.689217  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail
 5252 15:30:10.689360  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail
 5253 15:30:10.689524  lkdtm_USERCOPY_STACK_BEYOND_sh fail
 5254 15:30:10.689711  lkdtm_USERCOPY_KERNEL_sh fail
 5255 15:30:10.689847  lkdtm_STACKLEAK_ERASING_sh fail
 5256 15:30:10.689980  lkdtm_CFI_FORWARD_PROTO_sh fail
 5257 15:30:10.691682  + ../../utils/send-to-lava.sh ./output/result.txt
 5258 15:30:10.824730  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5260 15:30:10.827757  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>
 5261 15:30:10.963220  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>
 5262 15:30:10.963728  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5264 15:30:11.106435  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>
 5265 15:30:11.106938  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5267 15:30:11.242377  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5269 15:30:11.245398  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>
 5270 15:30:11.384541  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>
 5271 15:30:11.385035  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5273 15:30:11.526594  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail>
 5274 15:30:11.527095  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=fail
 5276 15:30:11.666425  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>
 5277 15:30:11.666979  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5279 15:30:11.806511  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>
 5280 15:30:11.807042  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5282 15:30:11.948359  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>
 5283 15:30:11.948881  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5285 15:30:12.090524  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>
 5286 15:30:12.091034  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5288 15:30:12.233689  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>
 5289 15:30:12.234183  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5291 15:30:12.374528  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>
 5292 15:30:12.375024  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5294 15:30:12.516491  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail>
 5295 15:30:12.516921  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=fail
 5297 15:30:12.655304  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail>
 5298 15:30:12.655734  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=fail
 5300 15:30:12.794629  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>
 5301 15:30:12.795140  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5303 15:30:12.935669  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>
 5304 15:30:12.936183  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5306 15:30:13.076398  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip>
 5307 15:30:13.076886  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=skip
 5309 15:30:13.218636  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>
 5310 15:30:13.219126  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5312 15:30:13.359476  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>
 5313 15:30:13.359975  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5315 15:30:13.499542  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>
 5316 15:30:13.500057  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5318 15:30:13.643390  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>
 5319 15:30:13.643916  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5321 15:30:13.785498  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>
 5322 15:30:13.786061  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5324 15:30:13.926529  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>
 5325 15:30:13.927019  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5327 15:30:14.067252  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>
 5328 15:30:14.067737  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5330 15:30:14.207228  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>
 5331 15:30:14.207714  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5333 15:30:14.348381  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>
 5334 15:30:14.348906  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5336 15:30:14.492348  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>
 5337 15:30:14.492863  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5339 15:30:14.634482  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>
 5340 15:30:14.634987  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5342 15:30:14.776292  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>
 5343 15:30:14.776815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5345 15:30:14.920106  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>
 5346 15:30:14.920415  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5348 15:30:15.062306  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail>
 5349 15:30:15.062733  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=fail
 5351 15:30:15.204307  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail>
 5352 15:30:15.204835  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=fail
 5354 15:30:15.347447  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail>
 5355 15:30:15.347967  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=fail
 5357 15:30:15.488240  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail>
 5358 15:30:15.488738  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=fail
 5360 15:30:15.630350  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail>
 5361 15:30:15.630849  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=fail
 5363 15:30:15.770382  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail>
 5364 15:30:15.770881  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=fail
 5366 15:30:15.909308  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail>
 5367 15:30:15.909808  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=fail
 5369 15:30:16.048259  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>
 5370 15:30:16.048733  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5372 15:30:16.187477  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail>
 5373 15:30:16.187984  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=fail
 5375 15:30:16.326408  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail>
 5376 15:30:16.326882  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=fail
 5378 15:30:16.465494  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail>
 5379 15:30:16.466031  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=fail
 5381 15:30:16.605429  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail>
 5382 15:30:16.605948  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=fail
 5384 15:30:16.745459  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail>
 5385 15:30:16.745989  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=fail
 5387 15:30:16.886483  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail>
 5388 15:30:16.886981  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=fail
 5390 15:30:17.026473  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail>
 5391 15:30:17.026981  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5393 15:30:17.169438  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail>
 5394 15:30:17.169961  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=fail
 5396 15:30:17.310426  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail>
 5397 15:30:17.310875  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=fail
 5399 15:30:17.454185  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>
 5400 15:30:17.454643  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5402 15:30:17.598312  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>
 5403 15:30:17.598753  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5405 15:30:17.739468  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>
 5406 15:30:17.739904  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5408 15:30:17.879178  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail>
 5409 15:30:17.879645  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=fail
 5411 15:30:18.021373  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail>
 5412 15:30:18.021842  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=fail
 5414 15:30:18.163367  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>
 5415 15:30:18.163802  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5417 15:30:18.302375  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>
 5418 15:30:18.302815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5420 15:30:18.443449  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>
 5421 15:30:18.443962  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5423 15:30:18.582357  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail>
 5424 15:30:18.582690  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=fail
 5426 15:30:18.720302  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail>
 5427 15:30:18.720731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=fail
 5429 15:30:18.858292  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>
 5430 15:30:18.858716  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5432 15:30:18.996257  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>
 5433 15:30:18.996714  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5435 15:30:19.135489  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>
 5436 15:30:19.136014  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5438 15:30:19.276207  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>
 5439 15:30:19.276778  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5441 15:30:19.416227  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>
 5442 15:30:19.416753  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5444 15:30:19.556246  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>
 5445 15:30:19.556766  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5447 15:30:19.696218  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>
 5448 15:30:19.696743  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5450 15:30:19.837367  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>
 5451 15:30:19.837893  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5453 15:30:19.978380  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>
 5454 15:30:19.978903  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5456 15:30:20.117394  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>
 5457 15:30:20.117954  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5459 15:30:20.257390  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail>
 5460 15:30:20.257952  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=fail
 5462 15:30:20.397344  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>
 5463 15:30:20.397889  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5465 15:30:20.537357  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>
 5466 15:30:20.537922  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5468 15:30:20.679266  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>
 5469 15:30:20.679592  + set +x
 5470 15:30:20.680002  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5472 15:30:20.682410  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 703399_1.6.2.4.5>
 5473 15:30:20.682669  <LAVA_TEST_RUNNER EXIT>
 5474 15:30:20.683057  Received signal: <ENDRUN> 1_kselftest-lkdtm 703399_1.6.2.4.5
 5475 15:30:20.683259  Ending use of test pattern.
 5476 15:30:20.683443  Ending test lava.1_kselftest-lkdtm (703399_1.6.2.4.5), duration 92.26
 5478 15:30:20.684104  ok: lava_test_shell seems to have completed
 5479 15:30:20.685642  lkdtm_ACCESS_NULL_sh: fail
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: skip
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: fail
lkdtm_EXEC_DATA_sh: fail
lkdtm_EXEC_KMALLOC_sh: fail
lkdtm_EXEC_NULL_sh: fail
lkdtm_EXEC_RODATA_sh: fail
lkdtm_EXEC_STACK_sh: fail
lkdtm_EXEC_USERSPACE_sh: fail
lkdtm_EXEC_VMALLOC_sh: fail
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: fail
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: fail
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: fail
lkdtm_REFCOUNT_INC_OVERFLOW_sh: fail
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: fail
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: fail
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: fail
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: skip
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: fail
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: fail
lkdtm_WRITE_RO_AFTER_INIT_sh: fail
lkdtm_WRITE_RO_sh: fail
shardfile-lkdtm: pass

 5480 15:30:20.685997  end: 3.1 lava-test-shell (duration 00:01:35) [common]
 5481 15:30:20.686261  end: 3 lava-test-retry (duration 00:01:35) [common]
 5482 15:30:20.686533  start: 4 finalize (timeout 00:05:52) [common]
 5483 15:30:20.686809  start: 4.1 power-off (timeout 00:00:30) [common]
 5484 15:30:20.687243  Calling: 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/off?hostname=apc619c42&port=8'
 5485 15:30:21.846003  >> OK - accepted request

 5486 15:30:21.848302  Returned 0 in 1 seconds
 5487 15:30:21.949075  end: 4.1 power-off (duration 00:00:01) [common]
 5489 15:30:21.949919  start: 4.2 read-feedback (timeout 00:05:51) [common]
 5490 15:30:21.950501  Listened to connection for namespace 'common' for up to 1s
 5491 15:30:21.950975  Listened to connection for namespace 'common' for up to 1s
 5492 15:30:22.951373  Finalising connection for namespace 'common'
 5493 15:30:22.951723  Disconnecting from shell: Finalise
 5494 15:30:22.951975  / # 
 5495 15:30:23.052525  end: 4.2 read-feedback (duration 00:00:01) [common]
 5496 15:30:23.052895  end: 4 finalize (duration 00:00:02) [common]
 5497 15:30:23.053169  Cleaning after the job
 5498 15:30:23.053416  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/ramdisk
 5499 15:30:23.061823  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/kernel
 5500 15:30:23.074444  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/dtb
 5501 15:30:23.074999  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/nfsrootfs
 5502 15:30:23.185043  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/703399/tftp-deploy-iswivhng/modules
 5503 15:30:23.192276  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/703399
 5504 15:30:24.156371  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/703399
 5505 15:30:24.156597  Job finished correctly