Boot log: r8a774a1-hihope-rzg2m-ex

    1 00:16:07.317735  lava-dispatcher, installed at version: 2021.03
    2 00:16:07.318091  start: 0 validate
    3 00:16:07.318371  Start time: 2023-05-29 00:16:07.318355+00:00 (UTC)
    4 00:16:07.318662  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230519.0/arm64/initrd.cpio.gz exists
    5 00:16:07.665209  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/kernel/Image exists
    6 00:16:08.003700  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/dtbs/renesas/r8a774a1-hihope-rzg2m-ex.dtb exists
    7 00:16:08.346256  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230519.0/arm64/full.rootfs.tar.xz exists
    8 00:16:08.687308  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/modules.tar.xz exists
    9 00:16:09.027006  validate duration: 1.71
   11 00:16:09.027721  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 00:16:09.028013  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 00:16:09.028283  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 00:16:09.028622  Not decompressing ramdisk as can be used compressed.
   15 00:16:09.028878  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230519.0/arm64/initrd.cpio.gz
   16 00:16:09.029077  saving as /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/ramdisk/initrd.cpio.gz
   17 00:16:09.029269  total size: 4665394 (4MB)
   18 00:16:09.533210  progress   0% (0MB)
   19 00:16:10.033519  progress   5% (0MB)
   20 00:16:10.361037  progress  10% (0MB)
   21 00:16:10.433566  progress  15% (0MB)
   22 00:16:10.526496  progress  20% (0MB)
   23 00:16:10.539442  progress  25% (1MB)
   24 00:16:10.697990  progress  30% (1MB)
   25 00:16:10.764172  progress  35% (1MB)
   26 00:16:10.882978  progress  40% (1MB)
   27 00:16:11.044398  progress  45% (2MB)
   28 00:16:11.200667  progress  50% (2MB)
   29 00:16:11.355899  progress  55% (2MB)
   30 00:16:11.381806  progress  60% (2MB)
   31 00:16:11.537020  progress  65% (2MB)
   32 00:16:11.690784  progress  70% (3MB)
   33 00:16:11.716926  progress  75% (3MB)
   34 00:16:11.870154  progress  80% (3MB)
   35 00:16:12.026475  progress  85% (3MB)
   36 00:16:12.052040  progress  90% (4MB)
   37 00:16:12.204023  progress  95% (4MB)
   38 00:16:12.353923  progress 100% (4MB)
   39 00:16:12.355101  4MB downloaded in 3.33s (1.34MB/s)
   40 00:16:12.355902  end: 1.1.1 http-download (duration 00:00:03) [common]
   42 00:16:12.357453  end: 1.1 download-retry (duration 00:00:03) [common]
   43 00:16:12.357977  start: 1.2 download-retry (timeout 00:09:57) [common]
   44 00:16:12.358488  start: 1.2.1 http-download (timeout 00:09:57) [common]
   45 00:16:12.359021  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/kernel/Image
   46 00:16:12.359227  saving as /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/kernel/Image
   47 00:16:12.359423  total size: 43600384 (41MB)
   48 00:16:12.359615  No compression specified
   49 00:16:12.862618  progress   0% (0MB)
   50 00:16:14.038356  progress   5% (2MB)
   51 00:16:14.804210  progress  10% (4MB)
   52 00:16:15.628095  progress  15% (6MB)
   53 00:16:16.515558  progress  20% (8MB)
   54 00:16:17.466603  progress  25% (10MB)
   55 00:16:18.457877  progress  30% (12MB)
   56 00:16:19.342503  progress  35% (14MB)
   57 00:16:20.286609  progress  40% (16MB)
   58 00:16:21.161230  progress  45% (18MB)
   59 00:16:22.106423  progress  50% (20MB)
   60 00:16:22.978109  progress  55% (22MB)
   61 00:16:23.919965  progress  60% (24MB)
   62 00:16:24.764186  progress  65% (27MB)
   63 00:16:25.607447  progress  70% (29MB)
   64 00:16:26.419320  progress  75% (31MB)
   65 00:16:27.134047  progress  80% (33MB)
   66 00:16:27.886124  progress  85% (35MB)
   67 00:16:28.509839  progress  90% (37MB)
   68 00:16:29.083884  progress  95% (39MB)
   69 00:16:29.609691  progress 100% (41MB)
   70 00:16:29.610949  41MB downloaded in 17.25s (2.41MB/s)
   71 00:16:29.611687  end: 1.2.1 http-download (duration 00:00:17) [common]
   73 00:16:29.613078  end: 1.2 download-retry (duration 00:00:17) [common]
   74 00:16:29.613564  start: 1.3 download-retry (timeout 00:09:39) [common]
   75 00:16:29.614044  start: 1.3.1 http-download (timeout 00:09:39) [common]
   76 00:16:29.614688  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/dtbs/renesas/r8a774a1-hihope-rzg2m-ex.dtb
   77 00:16:29.614922  saving as /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb
   78 00:16:29.615082  total size: 57234 (0MB)
   79 00:16:29.615239  No compression specified
   80 00:16:30.156537  progress  57% (0MB)
   81 00:16:30.336697  progress 100% (0MB)
   82 00:16:30.337885  0MB downloaded in 0.72s (0.08MB/s)
   83 00:16:30.338549  end: 1.3.1 http-download (duration 00:00:01) [common]
   85 00:16:30.339938  end: 1.3 download-retry (duration 00:00:01) [common]
   86 00:16:30.340403  start: 1.4 download-retry (timeout 00:09:39) [common]
   87 00:16:30.340859  start: 1.4.1 http-download (timeout 00:09:39) [common]
   88 00:16:30.341435  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20230519.0/arm64/full.rootfs.tar.xz
   89 00:16:30.341798  saving as /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/nfsrootfs/full.rootfs.tar
   90 00:16:30.342146  total size: 200822052 (191MB)
   91 00:16:30.342494  Using unxz to decompress xz
   92 00:16:30.861396  progress   0% (0MB)
   93 00:16:38.324155  progress   5% (9MB)
   94 00:16:44.904426  progress  10% (19MB)
   95 00:16:49.735252  progress  15% (28MB)
   96 00:16:56.468060  progress  20% (38MB)
   97 00:17:06.838394  progress  25% (47MB)
   98 00:17:18.814735  progress  30% (57MB)
   99 00:17:21.888595  progress  35% (67MB)
  100 00:17:23.613668  progress  40% (76MB)
  101 00:17:25.001292  progress  45% (86MB)
  102 00:17:26.341549  progress  50% (95MB)
  103 00:17:27.646597  progress  55% (105MB)
  104 00:17:28.857630  progress  60% (114MB)
  105 00:17:30.014852  progress  65% (124MB)
  106 00:17:31.145450  progress  70% (134MB)
  107 00:17:32.249331  progress  75% (143MB)
  108 00:17:33.359623  progress  80% (153MB)
  109 00:17:34.463195  progress  85% (162MB)
  110 00:17:35.566597  progress  90% (172MB)
  111 00:17:36.669313  progress  95% (181MB)
  112 00:17:37.927795  progress 100% (191MB)
  113 00:17:37.937519  191MB downloaded in 67.60s (2.83MB/s)
  114 00:17:37.938090  end: 1.4.1 http-download (duration 00:01:08) [common]
  116 00:17:37.938953  end: 1.4 download-retry (duration 00:01:08) [common]
  117 00:17:37.939309  start: 1.5 download-retry (timeout 00:08:31) [common]
  118 00:17:37.939667  start: 1.5.1 http-download (timeout 00:08:31) [common]
  119 00:17:37.940171  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/modules.tar.xz
  120 00:17:37.940446  saving as /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/modules/modules.tar
  121 00:17:37.940704  total size: 8653032 (8MB)
  122 00:17:37.940970  Using unxz to decompress xz
  123 00:17:38.455970  progress   0% (0MB)
  124 00:17:39.292754  progress   5% (0MB)
  125 00:17:39.336955  progress  10% (0MB)
  126 00:17:39.477377  progress  15% (1MB)
  127 00:17:39.657458  progress  20% (1MB)
  128 00:17:39.967177  progress  25% (2MB)
  129 00:17:40.144263  progress  30% (2MB)
  130 00:17:40.319319  progress  35% (2MB)
  131 00:17:40.492878  progress  40% (3MB)
  132 00:17:40.665150  progress  45% (3MB)
  133 00:17:40.840533  progress  50% (4MB)
  134 00:17:41.011898  progress  55% (4MB)
  135 00:17:41.304533  progress  60% (4MB)
  136 00:17:41.478591  progress  65% (5MB)
  137 00:17:41.648518  progress  70% (5MB)
  138 00:17:41.821716  progress  75% (6MB)
  139 00:17:41.989536  progress  80% (6MB)
  140 00:17:42.158084  progress  85% (7MB)
  141 00:17:42.324419  progress  90% (7MB)
  142 00:17:42.491931  progress  95% (7MB)
  143 00:17:42.659782  progress 100% (8MB)
  144 00:17:42.666775  8MB downloaded in 4.73s (1.75MB/s)
  145 00:17:42.667467  end: 1.5.1 http-download (duration 00:00:05) [common]
  147 00:17:42.668778  end: 1.5 download-retry (duration 00:00:05) [common]
  148 00:17:42.669238  start: 1.6 prepare-tftp-overlay (timeout 00:08:26) [common]
  149 00:17:42.669703  start: 1.6.1 extract-nfsrootfs (timeout 00:08:26) [common]
  150 00:17:47.892340  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj
  151 00:17:47.892716  end: 1.6.1 extract-nfsrootfs (duration 00:00:05) [common]
  152 00:17:47.892905  start: 1.6.2 lava-overlay (timeout 00:08:21) [common]
  153 00:17:47.893212  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko
  154 00:17:47.893455  makedir: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin
  155 00:17:47.893651  makedir: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/tests
  156 00:17:47.893860  makedir: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/results
  157 00:17:47.894090  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-add-keys
  158 00:17:47.894375  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-add-sources
  159 00:17:47.894632  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-background-process-start
  160 00:17:47.894917  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-background-process-stop
  161 00:17:47.895202  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-common-functions
  162 00:17:47.895450  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-echo-ipv4
  163 00:17:47.895702  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-install-packages
  164 00:17:47.895949  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-installed-packages
  165 00:17:47.896196  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-os-build
  166 00:17:47.896461  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-probe-channel
  167 00:17:47.896710  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-probe-ip
  168 00:17:47.896956  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-target-ip
  169 00:17:47.897204  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-target-mac
  170 00:17:47.897451  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-target-storage
  171 00:17:47.897706  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-case
  172 00:17:47.897955  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-event
  173 00:17:47.898202  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-feedback
  174 00:17:47.898466  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-raise
  175 00:17:47.898864  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-reference
  176 00:17:47.899131  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-runner
  177 00:17:47.899381  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-set
  178 00:17:47.899629  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-test-shell
  179 00:17:47.899881  Updating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-add-keys (debian)
  180 00:17:47.915889  Updating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-add-sources (debian)
  181 00:17:47.916507  Updating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-install-packages (debian)
  182 00:17:47.917212  Updating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-installed-packages (debian)
  183 00:17:47.917898  Updating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/bin/lava-os-build (debian)
  184 00:17:47.918470  Creating /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/environment
  185 00:17:47.918943  LAVA metadata
  186 00:17:47.919270  - LAVA_JOB_ID=945957
  187 00:17:47.919746  start: 1.6.2.1 ssh-authorize (timeout 00:08:21) [common]
  188 00:17:47.920761  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  189 00:17:47.921180  start: 1.6.2.2 lava-vland-overlay (timeout 00:08:21) [common]
  190 00:17:47.921502  skipped lava-vland-overlay
  191 00:17:47.921890  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  192 00:17:47.922282  start: 1.6.2.3 lava-multinode-overlay (timeout 00:08:21) [common]
  193 00:17:47.922584  skipped lava-multinode-overlay
  194 00:17:47.922989  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  195 00:17:47.923381  start: 1.6.2.4 test-definition (timeout 00:08:21) [common]
  196 00:17:47.923729  Loading test definitions
  197 00:17:47.924171  start: 1.6.2.4.1 inline-repo-action (timeout 00:08:21) [common]
  198 00:17:47.924390  Using /lava-945957 at stage 0
  199 00:17:47.925648  uuid=945957_1.6.2.4.1 testdef=None
  200 00:17:47.926059  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  201 00:17:47.926460  start: 1.6.2.4.2 test-overlay (timeout 00:08:21) [common]
  202 00:17:47.927605  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  204 00:17:47.928075  start: 1.6.2.4.3 test-install-overlay (timeout 00:08:21) [common]
  205 00:17:47.929172  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  207 00:17:47.929662  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:08:21) [common]
  208 00:17:47.938272  runner path: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/0/tests/0_timesync-off test_uuid 945957_1.6.2.4.1
  209 00:17:47.938592  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  211 00:17:47.939260  start: 1.6.2.4.5 git-repo-action (timeout 00:08:21) [common]
  212 00:17:47.939464  Using /lava-945957 at stage 0
  213 00:17:47.939750  Fetching tests from https://github.com/kernelci/test-definitions.git
  214 00:17:47.939964  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/0/tests/1_kselftest-lkdtm'
  215 00:17:53.334795  Running '/usr/bin/git checkout kernelci.org
  216 00:17:53.597076  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  217 00:17:53.599487  uuid=945957_1.6.2.4.5 testdef=None
  218 00:17:53.600006  end: 1.6.2.4.5 git-repo-action (duration 00:00:06) [common]
  220 00:17:53.601025  start: 1.6.2.4.6 test-overlay (timeout 00:08:15) [common]
  221 00:17:53.604606  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  223 00:17:53.605688  start: 1.6.2.4.7 test-install-overlay (timeout 00:08:15) [common]
  224 00:17:53.608939  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  226 00:17:53.609553  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:08:15) [common]
  227 00:17:53.612151  runner path: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/0/tests/1_kselftest-lkdtm test_uuid 945957_1.6.2.4.5
  228 00:17:53.612353  BOARD='r8a774a1-hihope-rzg2m-ex'
  229 00:17:53.612514  BRANCH='cip'
  230 00:17:53.612669  SKIPFILE='/dev/null'
  231 00:17:53.612825  SKIP_INSTALL='True'
  232 00:17:53.612975  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz'
  233 00:17:53.613128  TST_CASENAME=''
  234 00:17:53.613276  TST_CMDFILES='lkdtm'
  235 00:17:53.613622  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  237 00:17:53.614173  Creating lava-test-runner.conf files
  238 00:17:53.614329  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/945957/lava-overlay-f5gvnjko/lava-945957/0 for stage 0
  239 00:17:53.614569  - 0_timesync-off
  240 00:17:53.614739  - 1_kselftest-lkdtm
  241 00:17:53.614970  end: 1.6.2.4 test-definition (duration 00:00:06) [common]
  242 00:17:53.615178  start: 1.6.2.5 compress-overlay (timeout 00:08:15) [common]
  243 00:18:03.793401  end: 1.6.2.5 compress-overlay (duration 00:00:10) [common]
  244 00:18:03.793695  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:08:05) [common]
  245 00:18:03.793882  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  246 00:18:03.794084  end: 1.6.2 lava-overlay (duration 00:00:16) [common]
  247 00:18:03.794279  start: 1.6.3 extract-overlay-ramdisk (timeout 00:08:05) [common]
  248 00:18:03.963235  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  249 00:18:03.963899  start: 1.6.4 extract-modules (timeout 00:08:05) [common]
  250 00:18:03.964187  extracting modules file /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/modules/modules.tar to /var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj
  251 00:18:04.251724  extracting modules file /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/modules/modules.tar to /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk
  252 00:18:04.536142  end: 1.6.4 extract-modules (duration 00:00:01) [common]
  253 00:18:04.536445  start: 1.6.5 apply-overlay-tftp (timeout 00:08:04) [common]
  254 00:18:04.536631  [common] Applying overlay to NFS
  255 00:18:04.536785  [common] Applying overlay /var/lib/lava/dispatcher/tmp/945957/compress-overlay-5i9k2nby/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj
  256 00:18:05.430523  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  257 00:18:05.430845  start: 1.6.6 prepare-kernel (timeout 00:08:04) [common]
  258 00:18:05.431041  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:08:04) [common]
  259 00:18:05.431243  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  260 00:18:05.431426  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  261 00:18:05.431607  start: 1.6.7 configure-preseed-file (timeout 00:08:04) [common]
  262 00:18:05.431787  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  263 00:18:05.431967  start: 1.6.8 compress-ramdisk (timeout 00:08:04) [common]
  264 00:18:05.432119  Building ramdisk /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk
  265 00:18:05.857056  >> 124023 blocks

  266 00:18:08.444794  Adding RAMdisk u-boot header.
  267 00:18:08.445406  mkimage -A arm64 -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk.cpio.gz.uboot
  268 00:18:08.664513  output: Image Name:   
  269 00:18:08.665161  output: Created:      Mon May 29 00:18:08 2023
  270 00:18:08.665393  output: Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  271 00:18:08.665617  output: Data Size:    17943609 Bytes = 17523.06 KiB = 17.11 MiB
  272 00:18:08.665832  output: Load Address: 00000000
  273 00:18:08.666040  output: Entry Point:  00000000
  274 00:18:08.666248  output: 
  275 00:18:08.666596  rename /var/lib/lava/dispatcher/tmp/945957/extract-overlay-ramdisk-9u8nvw26/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  276 00:18:08.667195  end: 1.6.8 compress-ramdisk (duration 00:00:03) [common]
  277 00:18:08.667645  end: 1.6 prepare-tftp-overlay (duration 00:00:26) [common]
  278 00:18:08.668042  start: 1.7 lxc-create-udev-rule-action (timeout 00:08:00) [common]
  279 00:18:08.668345  No LXC device requested
  280 00:18:08.668699  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  281 00:18:08.669069  start: 1.8 deploy-device-env (timeout 00:08:00) [common]
  282 00:18:08.669435  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  283 00:18:08.669739  Checking files for TFTP limit of 4294967296 bytes.
  284 00:18:08.671665  end: 1 tftp-deploy (duration 00:02:00) [common]
  285 00:18:08.672060  start: 2 uboot-action (timeout 00:05:00) [common]
  286 00:18:08.672447  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  287 00:18:08.672809  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  288 00:18:08.673195  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  289 00:18:08.673775  substitutions:
  290 00:18:08.674062  - {BOOTX}: booti 0x48080000 0x4ee2c2c0 0x48000000
  291 00:18:08.674343  - {DTB_ADDR}: 0x48000000
  292 00:18:08.674618  - {DTB}: 945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb
  293 00:18:08.674912  - {INITRD}: 945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  294 00:18:08.675150  - {KERNEL_ADDR}: 0x48080000
  295 00:18:08.675386  - {KERNEL}: 945957/tftp-deploy-cr__th1r/kernel/Image
  296 00:18:08.675619  - {LAVA_MAC}: None
  297 00:18:08.675852  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj
  298 00:18:08.676093  - {NFS_SERVER_IP}: 172.16.3.3
  299 00:18:08.676323  - {PRESEED_CONFIG}: None
  300 00:18:08.676555  - {PRESEED_LOCAL}: None
  301 00:18:08.676785  - {RAMDISK_ADDR}: 0x4ee2c2c0
  302 00:18:08.677014  - {RAMDISK}: 945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  303 00:18:08.677244  - {ROOT_PART}: None
  304 00:18:08.677474  - {ROOT}: None
  305 00:18:08.677704  - {SERVER_IP}: 172.16.3.3
  306 00:18:08.677932  - {TEE_ADDR}: 0x83000000
  307 00:18:08.678161  - {TEE}: None
  308 00:18:08.678391  Parsed boot commands:
  309 00:18:08.678615  - setenv autoload no
  310 00:18:08.678842  - setenv initrd_high 0xffffffff
  311 00:18:08.678987  - setenv fdt_high 0xffffffff
  312 00:18:08.679131  - dhcp
  313 00:18:08.679275  - setenv serverip 172.16.3.3
  314 00:18:08.679419  - tftp 0x48080000 945957/tftp-deploy-cr__th1r/kernel/Image
  315 00:18:08.679565  - tftp 0x4ee2c2c0 945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  316 00:18:08.679711  - setenv initrd_size ${filesize}
  317 00:18:08.679855  - tftp 0x48000000 945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb
  318 00:18:08.680000  - setenv bootargs 'console=ttySC0,115200n8 root=/dev/nfs rw nfsroot=172.16.3.3:/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj,tcp,hard,v3 console_msg_format=syslog earlycon ip=dhcp'
  319 00:18:08.680153  - booti 0x48080000 0x4ee2c2c0 0x48000000
  320 00:18:08.680340  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  322 00:18:08.680922  start: 2.3 connect-device (timeout 00:05:00) [common]
  323 00:18:08.681090  [common] connect-device Connecting to device using 'telnet ts9 2001'
  324 00:18:09.350204  Setting prompt string to ['lava-test: # ']
  325 00:18:09.350643  end: 2.3 connect-device (duration 00:00:01) [common]
  326 00:18:09.350897  start: 2.4 uboot-commands (timeout 00:04:59) [common]
  327 00:18:09.351122  start: 2.4.1 reset-device (timeout 00:04:59) [common]
  328 00:18:09.351334  start: 2.4.1.1 pdu-reboot (timeout 00:04:59) [common]
  329 00:18:09.351643  Calling: 'nice' 'drpm' 'lf-hihope-rzg2m-02' 'powercycle'
  330 00:18:10.049196  >> Warning: Unable to locate configuration directory, default config not loaded.

  331 00:18:10.051033  >> Warning: Unable to locate configuration directory, default config not loaded.

  332 00:18:10.358722  >> OFF

  333 00:18:25.383095  >> Warning: Unable to locate configuration directory, default config not loaded.

  334 00:18:25.385088  >> Warning: Unable to locate configuration directory, default config not loaded.

  335 00:18:25.638506  >> ON

  336 00:18:25.639434  Returned 0 in 16 seconds
  337 00:18:25.740887  end: 2.4.1.1 pdu-reboot (duration 00:00:16) [common]
  339 00:18:25.742326  end: 2.4.1 reset-device (duration 00:00:16) [common]
  340 00:18:25.742887  start: 2.4.2 bootloader-interrupt (timeout 00:04:43) [common]
  341 00:18:25.743362  Setting prompt string to ['Hit any key to stop autoboot']
  342 00:18:25.743790  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  343 00:18:25.745020  Trying 192.168.1.209...
  344 00:18:25.745443  Connected to ts9.
  345 00:18:25.745833  Escape character is '^]'.
  346 00:18:25.746220  
  347 00:18:25.746595  ser2net port telnet,2001 device serialdev,/dev/ttyUSB-lf-hihope-rzg2m-02,115200n81,local [] (Debian GNU/Linux)
  348 00:18:25.747011  
  349 00:18:25.952835  NOTICE:  BL2: RZ/G Initial Program Loader(CA57) Rev.2.0.7
  350 00:18:25.953312  NOTICE:  BL2: PRR is RZG G2M Ver.1.3
  351 00:18:25.953723  NOTICE:  BL2: Board is HiHope RZ/G2M Rev.4.0
  352 00:18:25.954118  NOTICE:  BL2: Boot device is QSPI Flash(40MHz)
  353 00:18:25.954848  NOTICE:  BL2: LCM state is unknown
  354 00:18:25.956154  NOTICE:  BL2: DDR3200(rev.0.41)
  355 00:18:25.962342  NOTICE:  BL2: [COLD_BOOT]
  356 00:18:25.986031  NOTICE:  BL2: DRAM Split is 2ch
  357 00:18:25.986507  NOTICE:  BL2: QoS is default setting(rev.0.19)
  358 00:18:25.986948  NOTICE:  BL2: DRAM refresh interval 1.95 usec
  359 00:18:25.987342  NOTICE:  BL2: Periodic Write DQ Training
  360 00:18:25.987728  NOTICE:  BL2: DRAM don't have ECC configuration
  361 00:18:26.007544  NOTICE:  BL2: CH0: 400000000 - 47fffffff, 2 GiB
  362 00:18:26.008018  NOTICE:  BL2: CH2: 600000000 - 67fffffff, 2 GiB
  363 00:18:26.008429  NOTICE:  BL2: Lossy Decomp areas
  364 00:18:26.008824  NOTICE:       Entry 0: DCMPAREACRAx:0x80000540 DCMPAREACRBx:0x570
  365 00:18:26.009214  NOTICE:       Entry 1: DCMPAREACRAx:0x40000000 DCMPAREACRBx:0x0
  366 00:18:26.029963  NOTICE:       Entry 2: DCMPAREACRAx:0x20000000 DCMPAREACRBx:0x0
  367 00:18:26.030451  NOTICE:  BL2: FDT at 0xe631d548
  368 00:18:26.030895  NOTICE:  BL2: v2.4(release):44427a7
  369 00:18:26.031294  NOTICE:  BL2: Built : 12:32:56, Jun  2 2021
  370 00:18:26.031680  NOTICE:  BL2: Normal boot
  371 00:18:26.032397  NOTICE:  BL2: dst=0xe631d100 src=0x8180000 len=512(0x200)
  372 00:18:26.042000  NOTICE:  BL2: dst=0x43f00000 src=0x8180400 len=6144(0x1800)
  373 00:18:26.042488  NOTICE:  rzg_file_len: len: 0x0003e000
  374 00:18:26.045114  NOTICE:  BL2: dst=0x44000000 src=0x81c0000 len=253952(0x3e000)
  375 00:18:26.101345  NOTICE:  rzg_file_len: len: 0x00100000
  376 00:18:26.104587  NOTICE:  BL2: dst=0x50000000 src=0x8300000 len=1048576(0x100000)
  377 00:18:26.320903  NOTICE:  BL2: Booting BL31
  378 00:18:26.861907  
  379 00:18:26.862447  
  380 00:18:26.862882  U-Boot 2020.10 (Jun 02 2021 - 13:33:36 +0000)
  381 00:18:26.863309  
  382 00:18:26.863688  CPU: Renesas Electronics R8A774A1 rev 1.3
  383 00:18:26.865103  Model: Hoperun Technology HiHope RZ/G2M platform (hihope-rzg2m)
  384 00:18:27.122756  DRAM:  3.9 GiB
  385 00:18:27.123233  Bank #0: 0x048000000 - 0x0bfffffff, 1.9 GiB
  386 00:18:27.125938  Bank #1: 0x600000000 - 0x67fffffff, 2 GiB
  387 00:18:27.126409  
  388 00:18:27.186064  WDT:   Not found!
  389 00:18:27.190475  MMC:   sd@ee100000: 0, sd@ee160000: 1
  390 00:18:27.351457  Loading Environment from MMC... OK
  391 00:18:27.351927  In:    serial@e6e88000
  392 00:18:27.352335  Out:   serial@e6e88000
  393 00:18:27.354683  Err:   serial@e6e88000
  394 00:18:27.355183  Re-init wdt failed!
  395 00:18:27.450782  Net:   eth0: ethernet@e6800000
  397 00:18:27.506280  Hit any key to stop autoboot:  2 
  398 00:18:27.506989  end: 2.4.2 bootloader-interrupt (duration 00:00:02) [common]
  399 00:18:27.507554  start: 2.4.3 bootloader-commands (timeout 00:04:41) [common]
  400 00:18:27.508004  Setting prompt string to ['=>']
  401 00:18:27.508460  bootloader-commands: Wait for prompt ['=>'] (timeout 00:04:41)
  402 00:18:27.515471   0 
  403 00:18:27.516354  Setting prompt string to ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory']
  404 00:18:27.516817  Sending with 20 millisecond of delay
  406 00:18:28.838897  => setenv autoload no
  407 00:18:28.859649  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:40)
  408 00:18:28.864273  setenv autoload no
  409 00:18:28.864948  Sending with 20 millisecond of delay
  411 00:18:30.963734  => setenv initrd_high 0xffffffff
  412 00:18:30.984495  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:38)
  413 00:18:30.985288  setenv initrd_high 0xffffffff
  414 00:18:30.985936  Sending with 20 millisecond of delay
  416 00:18:32.871987  => setenv fdt_high 0xffffffff
  417 00:18:32.892726  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:36)
  418 00:18:32.893515  setenv fdt_high 0xffffffff
  419 00:18:32.894165  Sending with 20 millisecond of delay
  421 00:18:33.227703  => dhcp
  422 00:18:33.248446  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:35)
  423 00:18:33.249223  dhcp
  424 00:18:37.041389  ethernet@e6800000 Waiting for PHY auto negotiation to complete........ done
  425 00:18:37.046764  BOOTP broadcast 1
  426 00:18:37.298068  BOOTP broadcast 2
  427 00:18:37.380607  DHCP client bound to address 172.16.3.188 (330 ms)
  428 00:18:37.381377  Sending with 20 millisecond of delay
  430 00:18:39.267693  => setenv serverip 172.16.3.3
  431 00:18:39.288469  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:29)
  432 00:18:39.289288  setenv serverip 172.16.3.3
  433 00:18:39.289942  Sending with 20 millisecond of delay
  435 00:18:43.294018  => tftp 0x48080000 945957/tftp-deploy-cr__th1r/kernel/Image
  436 00:18:43.314766  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:25)
  437 00:18:43.315550  tftp 0x48080000 945957/tftp-deploy-cr__th1r/kernel/Image
  438 00:18:43.319389  Using ethernet@e6800000 device
  439 00:18:43.319881  TFTP from server 172.16.3.3; our IP address is 172.16.3.188
  440 00:18:43.333314  Filename '945957/tftp-deploy-cr__th1r/kernel/Image'.
  441 00:18:43.333596  Load address: 0x48080000
  442 00:18:43.451850  Loading: *#################################################################
  443 00:18:43.558857  	 #################################################################
  444 00:18:43.666325  	 #################################################################
  445 00:18:43.773818  	 #################################################################
  446 00:18:43.957173  	 #################################################################
  447 00:18:44.001544  	 #################################################################
  448 00:18:44.106869  	 #################################################################
  449 00:18:44.215302  	 #################################################################
  450 00:18:44.321094  	 #################################################################
  451 00:18:44.427321  	 #################################################################
  452 00:18:44.554223  	 #################################################################
  453 00:18:44.661721  	 #################################################################
  454 00:18:44.767777  	 #################################################################
  455 00:18:44.896787  	 #################################################################
  456 00:18:45.004178  	 #################################################################
  457 00:18:45.111863  	 #################################################################
  458 00:18:45.219475  	 #################################################################
  459 00:18:45.325569  	 #################################################################
  460 00:18:45.514934  	 #################################################################
  461 00:18:45.537165  	 #################################################################
  462 00:18:45.720038  	 #################################################################
  463 00:18:45.764443  	 #################################################################
  464 00:18:45.948549  	 #################################################################
  465 00:18:45.971813  	 #################################################################
  466 00:18:46.079331  	 #################################################################
  467 00:18:46.284669  	 #################################################################
  468 00:18:46.305955  	 #################################################################
  469 00:18:46.493839  	 #################################################################
  470 00:18:46.596444  	 #################################################################
  471 00:18:46.697814  	 #################################################################
  472 00:18:46.741159  	 #################################################################
  473 00:18:46.927065  	 #################################################################
  474 00:18:46.971533  	 #################################################################
  475 00:18:47.077831  	 #################################################################
  476 00:18:47.183248  	 #################################################################
  477 00:18:47.289407  	 #################################################################
  478 00:18:47.396516  	 #################################################################
  479 00:18:47.524795  	 #################################################################
  480 00:18:47.632070  	 #################################################################
  481 00:18:47.737005  	 #################################################################
  482 00:18:47.843684  	 #################################################################
  483 00:18:47.951099  	 #################################################################
  484 00:18:48.057546  	 #################################################################
  485 00:18:48.186851  	 #################################################################
  486 00:18:48.294112  	 #################################################################
  487 00:18:48.360612  	 ##############################################
  488 00:18:48.361048  	 8.3 MiB/s
  489 00:18:48.361424  done
  490 00:18:48.363868  Bytes transferred = 43600384 (2994a00 hex)
  491 00:18:48.364609  Sending with 20 millisecond of delay
  493 00:18:53.568674  => tftp 0x4ee2c2c0 945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  494 00:18:53.589419  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:15)
  495 00:18:53.590228  tftp 0x4ee2c2c0 945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot
  496 00:18:53.594721  Using ethernet@e6800000 device
  497 00:18:53.595547  TFTP from server 172.16.3.3; our IP address is 172.16.3.188
  498 00:18:53.595958  Filename '945957/tftp-deploy-cr__th1r/ramdisk/ramdisk.cpio.gz.uboot'.
  499 00:18:53.596351  Load address: 0x4ee2c2c0
  500 00:18:53.724061  Loading: *#################################################################
  501 00:18:53.909201  	 #################################################################
  502 00:18:54.008940  	 #################################################################
  503 00:18:54.052108  	 #################################################################
  504 00:18:54.158531  	 #################################################################
  505 00:18:54.264394  	 #################################################################
  506 00:18:54.393985  	 #################################################################
  507 00:18:54.479549  	 #################################################################
  508 00:18:54.587661  	 #################################################################
  509 00:18:54.714646  	 #################################################################
  510 00:18:54.821182  	 #################################################################
  511 00:18:54.927159  	 #################################################################
  512 00:18:55.032901  	 #################################################################
  513 00:18:55.152097  	 #################################################################
  514 00:18:55.258938  	 #################################################################
  515 00:18:55.443821  	 #################################################################
  516 00:18:55.488081  	 #################################################################
  517 00:18:55.595415  	 #################################################################
  518 00:18:55.676728  	 #####################################################
  519 00:18:55.677156  	 8.2 MiB/s
  520 00:18:55.677523  done
  521 00:18:55.679934  Bytes transferred = 17943673 (111cc79 hex)
  522 00:18:55.680636  Sending with 20 millisecond of delay
  524 00:18:57.849929  => setenv initrd_size ${filesize}
  525 00:18:57.870690  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:11)
  526 00:18:57.871514  setenv initrd_size ${filesize}
  527 00:18:57.872163  Sending with 20 millisecond of delay
  529 00:19:03.288747  => tftp 0x48000000 945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb
  530 00:19:03.309477  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:04:05)
  531 00:19:03.310270  tftp 0x48000000 945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb
  532 00:19:03.315488  Using ethernet@e6800000 device
  533 00:19:03.315949  TFTP from server 172.16.3.3; our IP address is 172.16.3.188
  534 00:19:03.316349  Filename '945957/tftp-deploy-cr__th1r/dtb/r8a774a1-hihope-rzg2m-ex.dtb'.
  535 00:19:03.325473  Load address: 0x48000000
  536 00:19:03.333112  Loading: *####
  537 00:19:03.333572  	 6.1 MiB/s
  538 00:19:03.333966  done
  539 00:19:03.334344  Bytes transferred = 57234 (df92 hex)
  540 00:19:03.334957  Sending with 20 millisecond of delay
  542 00:19:17.151938  => setenv bootargs 'console=ttySC0,115200n8 root=/dev/nfs rw nfsroot=172.16.3.3:/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj,tcp,hard,v3 console_msg_format=syslog earlycon ip=dhcp'
  543 00:19:17.172827  bootloader-commands: Wait for prompt ['=>', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory'] (timeout 00:03:51)
  544 00:19:17.173656  setenv bootargs 'console=ttySC0,115200n8 root=/dev/nfs rw nfsroot=172.16.3.3:/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj,tcp,hard,v3 console_msg_format=syslog earlycon ip=dhcp'
  545 00:19:17.174325  Sending with 20 millisecond of delay
  547 00:19:19.908253  => booti 0x48080000 0x4ee2c2c0 0x48000000
  548 00:19:19.929005  Setting prompt string to ['Starting kernel']
  549 00:19:19.929500  bootloader-commands: Wait for prompt ['Starting kernel'] (timeout 00:03:49)
  550 00:19:19.930394  booti 0x48080000 0x4ee2c2c0 0x48000000
  551 00:19:19.930831  Moving Image from 0x48080000 to 0x48200000, end=4b6a0000
  552 00:19:20.014222  ## Loading init Ramdisk from Legacy Image at 4ee2c2c0 ...
  553 00:19:20.014683     Image Name:   
  554 00:19:20.015962     Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  555 00:19:20.016364     Data Size:    17943609 Bytes = 17.1 MiB
  556 00:19:20.016746     Load Address: 00000000
  557 00:19:20.017116     Entry Point:  00000000
  558 00:19:20.113785     Verifying Checksum ... OK
  559 00:19:20.114245  ## Flattened Device Tree blob at 48000000
  560 00:19:20.114639     Booting using the fdt blob at 0x48000000
  561 00:19:20.141203     Loading Ramdisk to b8dfa000, end b9f16c39 ... OK
  562 00:19:20.147849     Loading Device Tree to 00000000b8de9000, end 00000000b8df9f91 ... OK
  563 00:19:20.151270  
  564 00:19:20.151733  Starting kernel ...
  565 00:19:20.152131  
  566 00:19:20.152922  end: 2.4.3 bootloader-commands (duration 00:00:53) [common]
  567 00:19:20.153444  start: 2.4.4 auto-login-action (timeout 00:03:49) [common]
  568 00:19:20.153866  Setting prompt string to ['Linux version [0-9]']
  569 00:19:20.154281  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']
  570 00:19:20.154706  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'] (timeout 00:05:00)
  571 00:19:20.346042  [    0.000000] Booting Linux on physical CPU 0x0000000000 [0x411fd073]
  572 00:19:20.346935  start: 2.4.4.1 login-action (timeout 00:03:48) [common]
  573 00:19:20.347398  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.
  574 00:19:20.347874  Setting prompt string to ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)']
  575 00:19:20.348309  Using line separator: #'\n'#
  576 00:19:20.348697  No login prompt set.
  577 00:19:20.349096  Parsing kernel messages
  578 00:19:20.349466  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '/ #', 'Login timed out', 'Login incorrect']
  579 00:19:20.350062  [login-action] Waiting for messages, (timeout 00:03:48)
  580 00:19:20.368662  [    0.000000] Linux version 5.10.180-cip33 (KernelCI@build-j1578139-arm64-gcc-10-defconfig-kselftest-tl9vw) (aarch64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2) #1 SMP PREEMPT Sun May 28 23:32:14 UTC 2023
  581 00:19:20.369161  [    0.000000] Machine model: HopeRun HiHope RZ/G2M with sub board
  582 00:19:20.369567  [    0.000000] efi: UEFI not found.
  583 00:19:20.369953  [    0.000000] earlycon: scif0 at MMIO 0x00000000e6e88000 (options '115200n8')
  584 00:19:20.375032  [    0.000000] printk: bootconsole [scif0] enabled
  585 00:19:20.391393  [    0.000000] NUMA: No NUMA configuration found
  586 00:19:20.391741  [    0.000000] NUMA: Faking a node at [mem 0x0000000048000000-0x000000067fffffff]
  587 00:19:20.394790  [    0.000000] NUMA: NODE_DATA [mem 0x67f7e97c0-0x67f7ebfff]
  588 00:19:20.415072  [    0.000000] Zone ranges:
  589 00:19:20.415509  [    0.000000]   DMA      [mem 0x0000000048000000-0x00000000ffffffff]
  590 00:19:20.415882  [    0.000000]   DMA32    empty
  591 00:19:20.416599  [    0.000000]   Normal   [mem 0x0000000100000000-0x000000067fffffff]
  592 00:19:20.416995  [    0.000000] Movable zone start for each node
  593 00:19:20.437460  [    0.000000] Early memory node ranges
  594 00:19:20.437926  [    0.000000]   node   0: [mem 0x0000000048000000-0x00000000bfffffff]
  595 00:19:20.438329  [    0.000000]   node   0: [mem 0x0000000600000000-0x000000067fffffff]
  596 00:19:20.441153  [    0.000000] Initmem setup node 0 [mem 0x0000000048000000-0x000000067fffffff]
  597 00:19:20.474045  [    0.000000] cma: Reserved 32 MiB at 0x00000000be000000
  598 00:19:20.474510  [    0.000000] psci: probing for conduit method from DT.
  599 00:19:20.475325  [    0.000000] psci: PSCIv1.1 detected in firmware.
  600 00:19:20.475726  [    0.000000] psci: Using standard PSCI v0.2 function IDs
  601 00:19:20.480550  [    0.000000] psci: MIGRATE_INFO_TYPE not supported.
  602 00:19:20.483779  [    0.000000] psci: SMC Calling Convention v1.2
  603 00:19:20.504305  [    0.000000] percpu: Embedded 34 pages/cpu s101008 r8192 d30064 u139264
  604 00:19:20.504771  [    0.000000] Detected PIPT I-cache on CPU0
  605 00:19:20.505172  [    0.000000] CPU features: detected: EL2 vector hardening
  606 00:19:20.505958  [    0.000000] CPU features: detected: Spectre-v2
  607 00:19:20.518410  [    0.000000] CPU features: detected: ARM errata 1165522, 1319367, or 1530923
  608 00:19:20.518901  [    0.000000] CPU features: detected: Spectre-BHB
  609 00:19:20.521756  [    0.000000] CPU features: detected: ARM erratum 1742098
  610 00:19:20.541015  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 999936
  611 00:19:20.541481  [    0.000000] Policy zone: Normal
  612 00:19:20.550874  [    0.000000] Kernel command line: console=ttySC0,115200n8 root=/dev/nfs rw nfsroot=172.16.3.3:/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj,tcp,hard,v3 console_msg_format=syslog earlycon ip=dhcp wdt_overflow=0
  613 00:19:20.560636  <6>[    0.000000] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
  614 00:19:20.571516  <6>[    0.000000] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes, linear)
  615 00:19:20.574787  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  616 00:19:20.595031  <6>[    0.000000] software IO TLB: mapped [mem 0x00000000ba000000-0x00000000be000000] (64MB)
  617 00:19:20.650139  <6>[    0.000000] Memory: 3812284K/4063232K available (18688K kernel code, 4562K rwdata, 9452K rodata, 9728K init, 11274K bss, 218180K reserved, 32768K cma-reserved)
  618 00:19:20.659878  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
  619 00:19:20.663133  <6>[    0.000000] ftrace: allocating 58557 entries in 229 pages
  620 00:19:20.788897  <6>[    0.000000] ftrace: allocated 229 pages with 5 groups
  621 00:19:20.808279  <6>[    0.000000] Running RCU self tests
  622 00:19:20.808746  <6>[    0.000000] rcu: Preemptible hierarchical RCU implementation.
  623 00:19:20.809153  <6>[    0.000000] rcu: 	RCU event tracing is enabled.
  624 00:19:20.810011  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.
  625 00:19:20.829768  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
  626 00:19:20.830238  <6>[    0.000000] 	Trampoline variant of Tasks RCU enabled.
  627 00:19:20.831118  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.
  628 00:19:20.831523  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.
  629 00:19:20.841643  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
  630 00:19:20.845003  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
  631 00:19:20.859009  <6>[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
  632 00:19:20.886807  <6>[    0.000000] arch_timer: cp15 timer(s) running at 8.33MHz (virt).
  633 00:19:20.887777  <6>[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x1ec02923e, max_idle_ns: 440795202125 ns
  634 00:19:20.893201  <6>[    0.000003] sched_clock: 56 bits at 8MHz, resolution 120ns, wraps every 2199023255496ns
  635 00:19:20.912778  <6>[    0.008553] Console: colour dummy device 80x25
  636 00:19:20.913247  <4>[    0.013276] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  637 00:19:20.914160  <4>[    0.021256] ... MAX_LOCKDEP_SUBCLASSES:  8
  638 00:19:20.914558  <4>[    0.025604] ... MAX_LOCK_DEPTH:          48
  639 00:19:20.935321  <4>[    0.030038] ... MAX_LOCKDEP_KEYS:        8192
  640 00:19:20.935780  <4>[    0.034644] ... CLASSHASH_SIZE:          4096
  641 00:19:20.936174  <4>[    0.039249] ... MAX_LOCKDEP_ENTRIES:     32768
  642 00:19:20.937080  <4>[    0.043940] ... MAX_LOCKDEP_CHAINS:      65536
  643 00:19:20.951533  <4>[    0.048632] ... CHAINHASH_SIZE:          32768
  644 00:19:20.951989  <4>[    0.053324]  memory used by lock dependency info: 6365 kB
  645 00:19:20.952384  <4>[    0.058965]  memory used for stack traces: 4224 kB
  646 00:19:20.954905  <4>[    0.064003]  per task-struct memory footprint: 1920 bytes
  647 00:19:20.966661  <6>[    0.069764] Calibrating delay loop (skipped), value calculated using timer frequency.. 16.66 BogoMIPS (lpj=33333)
  648 00:19:20.970003  <6>[    0.080266] pid_max: default: 32768 minimum: 301
  649 00:19:20.975227  <6>[    0.085277] LSM: Security Framework initializing
  650 00:19:20.979646  <6>[    0.090207] LSM support for eBPF active
  651 00:19:20.991665  <6>[    0.094379] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
  652 00:19:20.995019  <6>[    0.102041] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes, linear)
  653 00:19:21.005496  <6>[    0.115052] rcu: Hierarchical SRCU implementation.
  654 00:19:21.014152  <6>[    0.123715] Detected Renesas RZ/G2 r8a774a1 ES1.3
  655 00:19:21.020734  <6>[    0.130358] EFI services will not be available.
  656 00:19:21.026157  <6>[    0.136084] smp: Bringing up secondary CPUs ...
  657 00:19:21.055276  <6>[    0.142445] Detected PIPT I-cache on CPU1
  658 00:19:21.055732  <6>[    0.142520] CPU1: Booted secondary processor 0x0000000001 [0x411fd073]
  659 00:19:21.056133  <6>[    0.144266] CPU features: detected: ARM erratum 845719
  660 00:19:21.056514  <6>[    0.144287] Detected VIPT I-cache on CPU2
  661 00:19:21.076775  <6>[    0.144365] CPU2: Booted secondary processor 0x0000000100 [0x410fd034]
  662 00:19:21.077235  <6>[    0.146160] Detected VIPT I-cache on CPU3
  663 00:19:21.077629  <6>[    0.146203] CPU3: Booted secondary processor 0x0000000101 [0x410fd034]
  664 00:19:21.078595  <6>[    0.147845] Detected VIPT I-cache on CPU4
  665 00:19:21.097223  <6>[    0.147887] CPU4: Booted secondary processor 0x0000000102 [0x410fd034]
  666 00:19:21.097683  <6>[    0.149559] Detected VIPT I-cache on CPU5
  667 00:19:21.098672  <6>[    0.149602] CPU5: Booted secondary processor 0x0000000103 [0x410fd034]
  668 00:19:21.100605  <6>[    0.150055] smp: Brought up 1 node, 6 CPUs
  669 00:19:21.107070  <6>[    0.214994] SMP: Total of 6 processors activated.
  670 00:19:21.110265  <6>[    0.219975] CPU features: detected: 32-bit EL0 Support
  671 00:19:21.117759  <6>[    0.225409] CPU features: detected: CRC32 instructions
  672 00:19:21.121008  <6>[    0.230809] CPU features: detected: 32-bit EL1 Support
  673 00:19:21.153771  <6>[    0.264429] CPU: All CPU(s) started at EL1
  674 00:19:21.159186  <6>[    0.268883] alternatives: patching kernel code
  675 00:19:21.164668  <6>[    0.276521] devtmpfs: initialized
  676 00:19:21.196443  <4>[    0.306816] KASLR disabled due to lack of seed
  677 00:19:21.211671  <6>[    0.312798] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  678 00:19:21.215150  <6>[    0.322808] futex hash table entries: 2048 (order: 6, 262144 bytes, linear)
  679 00:19:21.222349  <6>[    0.331385] pinctrl core: initialized pinctrl subsystem
  680 00:19:21.230031  <6>[    0.340357] DMI not present or invalid.
  681 00:19:21.235526  <6>[    0.345536] NET: Registered protocol family 16
  682 00:19:21.245354  <6>[    0.353491] DMA: preallocated 512 KiB GFP_KERNEL pool for atomic allocations
  683 00:19:21.254132  <6>[    0.360937] DMA: preallocated 512 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
  684 00:19:21.262774  <6>[    0.369304] DMA: preallocated 512 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
  685 00:19:21.268253  <6>[    0.377614] audit: initializing netlink subsys (disabled)
  686 00:19:21.280165  <5>[    0.383715] audit: type=2000 audit(0.312:1): state=initialized audit_enabled=0 res=1
  687 00:19:21.283481  <6>[    0.386102] thermal_sys: Registered thermal governor 'step_wise'
  688 00:19:21.295204  <6>[    0.391736] thermal_sys: Registered thermal governor 'power_allocator'
  689 00:19:21.295665  <6>[    0.399163] cpuidle: using governor menu
  690 00:19:21.302852  <6>[    0.410457] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
  691 00:19:21.308334  <6>[    0.417794] ASID allocator initialised with 65536 entries
  692 00:19:21.315891  <6>[    0.426270] Serial: AMBA PL011 UART driver
  693 00:19:21.451344  <6>[    0.558937] sh-pfc e6060000.pinctrl: r8a774a1_pfc support registered
  694 00:19:21.507495  <6>[    0.615178] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
  695 00:19:21.524794  <6>[    0.622202] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
  696 00:19:21.525963  <6>[    0.629150] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
  697 00:19:21.528250  <6>[    0.636105] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
  698 00:19:21.536550  <6>[    0.646742] cryptd: max_cpu_qlen set to 1000
  699 00:19:21.548374  <6>[    0.658668] ACPI: Interpreter disabled.
  700 00:19:21.564382  <6>[    0.673840] iommu: Default domain type: Translated 
  701 00:19:21.567687  <6>[    0.679939] vgaarb: loaded
  702 00:19:21.573174  <5>[    0.683824] SCSI subsystem initialized
  703 00:19:21.587330  <6>[    0.688770] usbcore: registered new interface driver usbfs
  704 00:19:21.590779  <6>[    0.694630] usbcore: registered new interface driver hub
  705 00:19:21.591250  <6>[    0.700291] usbcore: registered new device driver usb
  706 00:19:21.608913  <6>[    0.707722] pps_core: LinuxPPS API ver. 1 registered
  707 00:19:21.609381  <6>[    0.712950] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  708 00:19:21.615339  <6>[    0.722347] PTP clock support registered
  709 00:19:21.615806  <6>[    0.726933] EDAC MC: Ver: 3.0.0
  710 00:19:21.623969  <6>[    0.735418] FPGA manager framework
  711 00:19:21.630619  <6>[    0.739335] Advanced Linux Sound Architecture Driver Initialized.
  712 00:19:21.639491  <6>[    0.747593] clocksource: Switched to clocksource arch_sys_counter
  713 00:19:22.338237  <5>[    1.448484] VFS: Disk quotas dquot_6.6.0
  714 00:19:22.344790  <6>[    1.452796] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  715 00:19:22.349206  <6>[    1.460619] pnp: PnP ACPI: disabled
  716 00:19:22.373711  <6>[    1.483656] NET: Registered protocol family 2
  717 00:19:22.381421  <6>[    1.488627] IP idents hash table entries: 65536 (order: 7, 524288 bytes, linear)
  718 00:19:22.392325  <6>[    1.498410] tcp_listen_portaddr_hash hash table entries: 2048 (order: 5, 163840 bytes, linear)
  719 00:19:22.400957  <6>[    1.507759] TCP established hash table entries: 32768 (order: 6, 262144 bytes, linear)
  720 00:19:22.409688  <6>[    1.516563] TCP bind hash table entries: 32768 (order: 9, 2359296 bytes, linear)
  721 00:19:22.420457  <6>[    1.528267] TCP: Hash tables configured (established 32768 bind 32768)
  722 00:19:22.428124  <6>[    1.535765] MPTCP token hash table entries: 4096 (order: 6, 360448 bytes, linear)
  723 00:19:22.436867  <6>[    1.544176] UDP hash table entries: 2048 (order: 6, 327680 bytes, linear)
  724 00:19:22.444506  <6>[    1.551995] UDP-Lite hash table entries: 2048 (order: 6, 327680 bytes, linear)
  725 00:19:22.449820  <6>[    1.560324] NET: Registered protocol family 1
  726 00:19:22.471425  <6>[    1.566393] RPC: Registered named UNIX socket transport module.
  727 00:19:22.471884  <6>[    1.572611] RPC: Registered udp transport module.
  728 00:19:22.472278  <6>[    1.577576] RPC: Registered tcp transport module.
  729 00:19:22.480142  <6>[    1.582538] RPC: Registered tcp NFSv4.1 backchannel transport module.
  730 00:19:22.480605  <6>[    1.589239] NET: Registered protocol family 44
  731 00:19:22.483323  <6>[    1.593964] PCI: CLS 0 bytes, default 64
  732 00:19:22.487611  <6>[    1.598664] Unpacking initramfs...
  733 00:19:23.374459  <6>[    2.484966] Freeing initrd memory: 17520K
  734 00:19:23.385316  <6>[    2.491769] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
  735 00:19:23.394069  <6>[    2.500995] hw perfevents: enabled with armv8_cortex_a57 PMU driver, 7 counters available
  736 00:19:23.399358  <6>[    2.510076] kvm [1]: HYP mode not available
  737 00:19:23.416436  <5>[    2.526653] Initialise system trusted keyrings
  738 00:19:23.424180  <6>[    2.531902] workingset: timestamp_bits=42 max_order=20 bucket_order=0
  739 00:19:23.452880  <6>[    2.561388] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  740 00:19:23.459279  <5>[    2.569058] NFS: Registering the id_resolver key type
  741 00:19:23.464881  <5>[    2.574460] Key type id_resolver registered
  742 00:19:23.468126  <5>[    2.578931] Key type id_legacy registered
  743 00:19:23.480011  <6>[    2.583467] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  744 00:19:23.483299  <6>[    2.590445] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  745 00:19:23.489855  <6>[    2.598489] 9p: Installing v9fs 9p2000 file system support
  746 00:19:23.520655  <5>[    2.631002] Key type asymmetric registered
  747 00:19:23.526244  <5>[    2.635408] Asymmetric key parser 'x509' registered
  748 00:19:23.544646  <6>[    2.640623] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
  749 00:19:23.545112  <6>[    2.648285] io scheduler mq-deadline registered
  750 00:19:23.545505  <6>[    2.653079] io scheduler kyber registered
  751 00:19:23.547973  <4>[    2.657750] test_firmware: interface ready
  752 00:19:23.591118  <6>[    2.700317] gpio_rcar e6050000.gpio: driving 16 GPIOs
  753 00:19:23.597614  <6>[    2.706925] gpio_rcar e6051000.gpio: driving 29 GPIOs
  754 00:19:23.604122  <6>[    2.713272] gpio_rcar e6052000.gpio: driving 15 GPIOs
  755 00:19:23.610629  <6>[    2.719847] gpio_rcar e6053000.gpio: driving 16 GPIOs
  756 00:19:23.616110  <6>[    2.726163] gpio_rcar e6054000.gpio: driving 18 GPIOs
  757 00:19:23.622628  <6>[    2.732710] gpio_rcar e6055000.gpio: driving 26 GPIOs
  758 00:19:23.629146  <6>[    2.738743] gpio-370 (usb1-reset): hogged as output/low
  759 00:19:23.635719  <6>[    2.744877] gpio_rcar e6055400.gpio: driving 32 GPIOs
  760 00:19:23.642245  <6>[    2.751414] gpio_rcar e6055800.gpio: driving 4 GPIOs
  761 00:19:23.654237  <6>[    2.762001] rcar-pcie fe000000.pcie: host bridge /soc/pcie@fe000000 ranges:
  762 00:19:23.662851  <6>[    2.769305] rcar-pcie fe000000.pcie:       IO 0x00fe100000..0x00fe1fffff -> 0x0000000000
  763 00:19:23.671600  <6>[    2.777743] rcar-pcie fe000000.pcie:      MEM 0x00fe200000..0x00fe3fffff -> 0x00fe200000
  764 00:19:23.679362  <6>[    2.786139] rcar-pcie fe000000.pcie:      MEM 0x0030000000..0x0037ffffff -> 0x0030000000
  765 00:19:23.687979  <6>[    2.794518] rcar-pcie fe000000.pcie:      MEM 0x0038000000..0x003fffffff -> 0x0038000000
  766 00:19:23.696735  <6>[    2.802901] rcar-pcie fe000000.pcie:   IB MEM 0x0040000000..0x00bfffffff -> 0x0040000000
  767 00:19:23.765357  <6>[    2.875392] rcar-pcie fe000000.pcie: PCIe link down
  768 00:19:23.774230  <6>[    2.881364] rcar-pcie ee800000.pcie: host bridge /soc/pcie@ee800000 ranges:
  769 00:19:23.781849  <6>[    2.888672] rcar-pcie ee800000.pcie:       IO 0x00ee900000..0x00ee9fffff -> 0x0000000000
  770 00:19:23.790473  <6>[    2.897072] rcar-pcie ee800000.pcie:      MEM 0x00eea00000..0x00eebfffff -> 0x00eea00000
  771 00:19:23.809870  <6>[    2.905460] rcar-pcie ee800000.pcie:      MEM 0x00c0000000..0x00c7ffffff -> 0x00c0000000
  772 00:19:23.811272  <6>[    2.913822] rcar-pcie ee800000.pcie:      MEM 0x00c8000000..0x00cfffffff -> 0x00c8000000
  773 00:19:23.815258  <6>[    2.922198] rcar-pcie ee800000.pcie:   IB MEM 0x0040000000..0x00bfffffff -> 0x0040000000
  774 00:19:23.885135  <6>[    2.995437] rcar-pcie ee800000.pcie: PCIe link down
  775 00:19:23.895906  <4>[    3.007392] EINJ: ACPI disabled.
  776 00:19:23.950107  <6>[    3.058232] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  777 00:19:23.962852  <6>[    3.072622] SuperH (H)SCI(F) driver initialized
  778 00:19:23.972736  <6>[    3.078483] e6540000.serial: ttySC1 at MMIO 0xe6540000 (irq = 39, base_baud = 0) is a hscif
  779 00:19:23.978097  <6>[    3.087909] serial serial0: tty port ttySC1 registered
  780 00:19:23.989100  <6>[    3.095719] e6e88000.serial: ttySC0 at MMIO 0xe6e88000 (irq = 123, base_baud = 0) is a scif
  781 00:19:24.005216  <6>[    3.104615] printk: console [ttySC0] enabled
  782 00:19:24.005685  <6>[    3.104615] printk: console [ttySC0] enabled
  783 00:19:24.007053  <6>[    3.113717] printk: bootconsole [scif0] disabled
  784 00:19:24.008464  <6>[    3.113717] printk: bootconsole [scif0] disabled
  785 00:19:24.016954  <6>[    3.127164] msm_serial: driver initialized
  786 00:19:24.051985  <6>[    3.163343] loop: module loaded
  787 00:19:24.059728  <6>[    3.167936] lkdtm: No crash points registered, enable through debugfs
  788 00:19:24.066221  <6>[    3.177560] megasas: 07.714.04.00-rc1
  789 00:19:24.088526  <6>[    3.200296] thunder_xcv, ver 1.0
  790 00:19:24.092110  <6>[    3.203903] thunder_bgx, ver 1.0
  791 00:19:24.095342  <6>[    3.207474] nicpf, ver 1.0
  792 00:19:24.102841  <6>[    3.214086] hclge is initializing
  793 00:19:24.112753  <6>[    3.217789] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
  794 00:19:24.115976  <6>[    3.225298] hns3: Copyright (c) 2017 Huawei Corporation.
  795 00:19:24.135385  <6>[    3.231006] e1000: Intel(R) PRO/1000 Network Driver
  796 00:19:24.135850  <6>[    3.236174] e1000: Copyright (c) 1999-2006 Intel Corporation.
  797 00:19:24.136257  <6>[    3.242299] e1000e: Intel(R) PRO/1000 Network Driver
  798 00:19:24.157996  <6>[    3.247546] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  799 00:19:24.158467  <6>[    3.253826] igb: Intel(R) Gigabit Ethernet Network Driver
  800 00:19:24.158899  <6>[    3.259507] igb: Copyright (c) 2007-2014 Intel Corporation.
  801 00:19:24.159291  <6>[    3.265414] igbvf: Intel(R) Gigabit Virtual Function Network Driver
  802 00:19:24.163272  <6>[    3.271974] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
  803 00:19:24.168763  <6>[    3.279320] sky2: driver version 1.30
  804 00:19:24.178450  <6>[    3.287467] VFIO - User Level meta-driver version: 0.3
  805 00:19:24.190364  <6>[    3.297987] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  806 00:19:24.194631  <6>[    3.304858] ehci-pci: EHCI PCI platform driver
  807 00:19:24.200118  <6>[    3.309658] ehci-platform: EHCI generic platform driver
  808 00:19:24.213269  <6>[    3.316752] ehci-platform ee0a0100.usb: EHCI Host Controller
  809 00:19:24.216500  <6>[    3.322825] ehci-platform ee0a0100.usb: new USB bus registered, assigned bus number 1
  810 00:19:24.223010  <6>[    3.331198] ehci-platform ee0a0100.usb: irq 161, io mem 0xee0a0100
  811 00:19:24.243321  <6>[    3.351626] ehci-platform ee0a0100.usb: USB 2.0 started, EHCI 1.10
  812 00:19:24.249749  <6>[    3.360227] hub 1-0:1.0: USB hub found
  813 00:19:24.254169  <6>[    3.364392] hub 1-0:1.0: 1 port detected
  814 00:19:24.259575  <6>[    3.370680] ehci-orion: EHCI orion driver
  815 00:19:24.265078  <6>[    3.375598] ehci-exynos: EHCI Exynos driver
  816 00:19:24.279253  <6>[    3.380417] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  817 00:19:24.279734  <6>[    3.386919] ohci-pci: OHCI PCI platform driver
  818 00:19:24.282599  <6>[    3.391793] ohci-platform: OHCI generic platform driver
  819 00:19:24.295489  <6>[    3.398504] ohci-platform ee0a0000.usb: Generic Platform OHCI controller
  820 00:19:24.298846  <6>[    3.405529] ohci-platform ee0a0000.usb: new USB bus registered, assigned bus number 2
  821 00:19:24.305251  <6>[    3.413829] ohci-platform ee0a0000.usb: irq 161, io mem 0xee0a0000
  822 00:19:24.400440  <6>[    3.511084] hub 2-0:1.0: USB hub found
  823 00:19:24.404768  <6>[    3.515191] hub 2-0:1.0: 1 port detected
  824 00:19:24.410353  <6>[    3.521116] ohci-exynos: OHCI Exynos driver
  825 00:19:24.417838  <6>[    3.527080] xhci-hcd ee000000.usb: xHCI Host Controller
  826 00:19:24.425614  <6>[    3.532635] xhci-hcd ee000000.usb: new USB bus registered, assigned bus number 3
  827 00:19:24.435383  <4>[    3.540661] xhci-hcd ee000000.usb: Direct firmware load for r8a779x_usb3_v3.dlmem failed with error -2
  828 00:19:24.444234  <4>[    3.550329] xhci-hcd ee000000.usb: Falling back to sysfs fallback for: r8a779x_usb3_v3.dlmem
  829 00:19:24.516101  <6>[    3.623675] usb 1-1: new high-speed USB device number 2 using ehci-platform
  830 00:19:24.679852  <6>[    3.791048] hub 1-1:1.0: USB hub found
  831 00:19:24.684185  <6>[    3.795297] hub 1-1:1.0: 2 ports detected
  832 00:20:25.466457  <3>[   64.576038] xhci-hcd ee000000.usb: can't setup: -110
  833 00:20:25.475981  <6>[   64.581442] xhci-hcd ee000000.usb: USB bus 3 deregistered
  834 00:20:25.479295  <4>[   64.587376] xhci-hcd: probe of ee000000.usb failed with error -110
  835 00:20:25.486850  <6>[   64.594797] usbcore: registered new interface driver usb-storage
  836 00:20:25.498616  <6>[   64.609207] i2c /dev entries driver
  837 00:20:25.523019  <6>[   64.633417] cs2000-cp 2-004f: revision - C1
  838 00:20:25.527430  <6>[   64.638126] i2c-rcar e6510000.i2c: probed
  839 00:20:25.540274  <6>[   64.650985] i2c-rcar e66d8000.i2c: probed
  840 00:20:25.560738  <6>[   64.668009] rcar_gen3_thermal e6198000.thermal: TSC0: Loaded 1 trip points
  841 00:20:25.572447  <6>[   64.679614] rcar_gen3_thermal e6198000.thermal: TSC1: Loaded 1 trip points
  842 00:20:25.584308  <6>[   64.691093] rcar_gen3_thermal e6198000.thermal: TSC2: Loaded 2 trip points
  843 00:20:25.599371  <6>[   64.709496] cpu cpu0: EM: created perf domain
  844 00:20:25.611415  <6>[   64.714411] cpufreq: cpufreq_online: CPU0: Running at unlisted initial frequency: 1499999 KHz, changing to: 1500000 KHz
  845 00:20:25.619848  <6>[   64.729520] cpu cpu2: EM: created perf domain
  846 00:20:25.632907  <6>[   64.735935] cpufreq: cpufreq_online: CPU2: Running at unlisted initial frequency: 1199999 KHz, changing to: 1200000 KHz
  847 00:20:25.650169  <6>[   64.753073] sdhci: Secure Digital Host Controller Interface driver
  848 00:20:25.650631  <6>[   64.759593] sdhci: Copyright(c) Pierre Ossman
  849 00:20:25.667399  <6>[   64.766110] Synopsys Designware Multimedia Card Interface Driver
  850 00:20:25.667860  <6>[   64.768666] renesas_sdhi_internal_dmac ee100000.mmc: Got CD GPIO
  851 00:20:25.670782  <6>[   64.775697] sdhci-pltfm: SDHCI platform and OF driver helper
  852 00:20:25.683486  <6>[   64.792232] ledtrig-cpu: registered to indicate activity on CPUs
  853 00:20:25.693256  <6>[   64.801076] SMCCC: SOC_ID: ARCH_SOC_ID not implemented, skipping ....
  854 00:20:25.705265  <6>[   64.810032] usbcore: registered new interface driver usbhid
  855 00:20:25.705733  <6>[   64.815895] usbhid: USB HID core driver
  856 00:20:25.717119  <6>[   64.821824] renesas_sdhi_internal_dmac ee160000.mmc: mmc0 base at 0x00000000ee160000, max clock rate 200 MHz
  857 00:20:25.727879  <6>[   64.836850] ipip: IPv4 and MPLS over IPv4 tunneling driver
  858 00:20:25.733260  <6>[   64.843689] IPv4 over IPsec tunneling driver
  859 00:20:25.740782  <6>[   64.850420] NET: Registered protocol family 10
  860 00:20:25.747298  <6>[   64.857976] Segment Routing with IPv6
  861 00:20:25.753830  <6>[   64.864105] NET: Registered protocol family 17
  862 00:20:25.759302  <6>[   64.869517] 9pnet: Installing 9P2000 support
  863 00:20:25.763727  <5>[   64.874265] Key type dns_resolver registered
  864 00:20:25.769113  <6>[   64.879696] registered taskstats version 1
  865 00:20:25.774575  <5>[   64.884176] Loading compiled-in X.509 certificates
  866 00:20:25.827726  <6>[   64.937002] mmc0: new HS200 MMC card at address 0001
  867 00:20:25.835497  <6>[   64.942586] renesas_irqc e61c0000.interrupt-controller: driving 6 irqs
  868 00:20:25.839765  <6>[   64.946521] mmcblk0: mmc0:0001 S0J57X 29.6 GiB 
  869 00:20:25.846363  <6>[   64.955173] mmcblk0boot0: mmc0:0001 S0J57X partition 1 31.5 MiB
  870 00:20:25.854171  <6>[   64.962057] mmcblk0boot1: mmc0:0001 S0J57X partition 2 31.5 MiB
  871 00:20:25.863006  <6>[   64.969435] mmcblk0rpmb: mmc0:0001 S0J57X partition 3 4.00 MiB, chardev (234:0)
  872 00:20:25.911726  <6>[   65.015766] ehci-platform ee080100.usb: EHCI Host Controller
  873 00:20:25.915107  <6>[   65.021855] ehci-platform ee080100.usb: new USB bus registered, assigned bus number 3
  874 00:20:25.921630  <6>[   65.030172] ehci-platform ee080100.usb: irq 160, io mem 0xee080100
  875 00:20:25.943999  <6>[   65.051630] ehci-platform ee080100.usb: USB 2.0 started, EHCI 1.10
  876 00:20:25.950389  <6>[   65.060528] hub 3-0:1.0: USB hub found
  877 00:20:25.954788  <6>[   65.064715] hub 3-0:1.0: 1 port detected
  878 00:20:25.965646  <6>[   65.073482] ohci-platform ee080000.usb: Generic Platform OHCI controller
  879 00:20:25.974387  <6>[   65.080525] ohci-platform ee080000.usb: new USB bus registered, assigned bus number 4
  880 00:20:25.980951  <6>[   65.088829] ohci-platform ee080000.usb: irq 160, io mem 0xee080000
  881 00:20:26.072875  <6>[   65.183471] hub 4-0:1.0: USB hub found
  882 00:20:26.077307  <6>[   65.187608] hub 4-0:1.0: 1 port detected
  883 00:20:26.095556  <6>[   65.203654] renesas_sdhi_internal_dmac ee100000.mmc: Got CD GPIO
  884 00:20:26.112766  <4>[   65.218978] rcar-dmac e6700000.dma-controller: deferred probe timeout, ignoring dependency
  885 00:20:26.134160  <4>[   65.240101] rcar-dmac e7300000.dma-controller: deferred probe timeout, ignoring dependency
  886 00:20:26.160854  <4>[   65.260236] rcar-dmac e7310000.dma-controller: deferred probe timeout, ignoring dependency
  887 00:20:26.164365  <6>[   65.266694] renesas_sdhi_internal_dmac ee100000.mmc: mmc1 base at 0x00000000ee100000, max clock rate 200 MHz
  888 00:20:26.177133  <4>[   65.283040] rcar-dmac ec700000.dma-controller: deferred probe timeout, ignoring dependency
  889 00:20:26.199526  <4>[   65.305580] rcar-dmac ec720000.dma-controller: deferred probe timeout, ignoring dependency
  890 00:20:26.221899  <4>[   65.328302] ravb e6800000.ethernet: deferred probe timeout, ignoring dependency
  891 00:20:26.231620  <6>[   65.334500] renesas_sdhi_internal_dmac ee140000.mmc: mmc2 base at 0x00000000ee140000, max clock rate 200 MHz
  892 00:20:26.255031  <6>[   65.360158] ravb e6800000.ethernet eth0: Base address at 0xe6800000, fc:28:99:92:7b:e1, IRQ 118.
  893 00:20:26.265877  <4>[   65.371019] renesas_sdhi_internal_dmac ee140000.mmc: card claims to support voltages below defined range
  894 00:20:26.287393  <6>[   65.385888] RTL8211E Gigabit Ethernet e6800000.ethernet-ffffffff:00: attached PHY driver [RTL8211E Gigabit Ethernet] (mii_bus:phy_addr=e6800000.ethernet-ffffffff:00, irq=166)
  895 00:20:26.312827  <6>[   65.421669] mmc2: new high speed SDIO card at address 0001
  896 00:20:30.026182  <6>[   69.132978] ravb e6800000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
  897 00:20:30.035850  <6>[   69.143845] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
  898 00:20:32.657019  <5>[   69.163714] Sending DHCP requests .., OK
  899 00:20:32.665457  <6>[   71.772342] IP-Config: Got DHCP answer from 172.16.3.3, my address is 172.16.3.188
  900 00:20:32.668871  <6>[   71.780293] IP-Config: Complete:
  901 00:20:32.679712  <6>[   71.783869]      device=eth0, hwaddr=fc:28:99:92:7b:e1, ipaddr=172.16.3.188, mask=255.255.255.0, gw=172.16.3.3
  902 00:20:32.686262  <6>[   71.794209]      host=172.16.3.188, domain=denx.de, nis-domain=(none)
  903 00:20:32.694009  <6>[   71.800990]      bootserver=172.16.3.33, rootserver=172.16.3.3, rootpath=
  904 00:20:32.698225  <6>[   71.801013]      nameserver0=172.16.3.3
  905 00:20:32.701579  <6>[   71.812473]      ntpserver0=172.16.3.3
  906 00:20:32.709184  <6>[   71.820285] ALSA device list:
  907 00:20:32.712501  <6>[   71.823755]   No soundcards found.
  908 00:20:32.748579  <6>[   71.858457] Freeing unused kernel memory: 9728K
  909 00:20:32.752951  <6>[   71.863796] Run /init as init process
  910 00:20:32.793248  Loading, please wait...
  911 00:20:32.894771  Starting version 247.3-7+deb11u2
  912 00:20:34.216350  <6>[   73.326853] CAN device driver interface
  913 00:20:34.234282  <6>[   73.343200] renesas_usbhs e6590000.usb: host probed
  914 00:20:34.248479  <6>[   73.348826] renesas_usbhs e6590000.usb: no transceiver found
  915 00:20:34.248954  <6>[   73.349420] rcar_can e6c30000.can: device registered (IRQ121)
  916 00:20:34.251954  <6>[   73.360533] renesas_usbhs e6590000.usb: gadget probed
  917 00:20:34.260465  <6>[   73.367428] renesas_usbhs e6590000.usb: probed
  918 00:20:34.263729  <6>[   73.369085] rcar_can e6c38000.can: device registered (IRQ122)
  919 00:20:34.330234  <6>[   73.439088] renesas_usb3 ee020000.usb: probed with phy
  920 00:20:34.334640  <6>[   73.439239] rcar_sound ec500000.sound: probed
  921 00:20:34.339077  <6>[   73.449492] Bluetooth: Core ver 2.22
  922 00:20:34.344507  <6>[   73.454001] NET: Registered protocol family 31
  923 00:20:34.351148  <6>[   73.458828] Bluetooth: HCI device and connection manager initialized
  924 00:20:34.355543  <6>[   73.460113] mc: Linux media interface: v0.10
  925 00:20:34.361001  <6>[   73.465805] Bluetooth: HCI socket layer initialized
  926 00:20:34.368804  <4>[   73.474422] rcar-fcp fea27000.fcp: deferred probe timeout, ignoring dependency
  927 00:20:34.374188  <6>[   73.475739] Bluetooth: L2CAP socket layer initialized
  928 00:20:34.379688  <6>[   73.489077] Bluetooth: SCO socket layer initialized
  929 00:20:34.399062  <4>[   73.505576] rcar-fcp fea2f000.fcp: deferred probe timeout, ignoring dependency
  930 00:20:34.409805  <6>[   73.518809] videodev: Linux video capture interface: v2.00
  931 00:20:34.417267  <6>[   73.527247] Bluetooth: HCI UART driver ver 2.3
  932 00:20:34.422633  <6>[   73.532251] Bluetooth: HCI UART protocol H4 registered
  933 00:20:34.430561  <4>[   73.533101] rcar-fcp fea37000.fcp: deferred probe timeout, ignoring dependency
  934 00:20:34.435862  <6>[   73.538359] Bluetooth: HCI UART protocol LL registered
  935 00:20:34.448861  <6>[   73.552559] Bluetooth: HCI UART protocol Broadcom registered
  936 00:20:34.452167  <4>[   73.555429] rcar-fcp fe9af000.fcp: deferred probe timeout, ignoring dependency
  937 00:20:34.457477  <6>[   73.558776] Bluetooth: HCI UART protocol QCA registered
  938 00:20:34.474712  <6>[   73.579114] rcar-dw-hdmi fead0000.hdmi: Detected HDMI TX controller v2.01a with HDCP (DWC HDMI 2.0 TX PHY)
  939 00:20:34.486551  <6>[   73.593210] rcar-dw-hdmi fead0000.hdmi: registered DesignWare HDMI I2C bus driver
  940 00:20:34.518348  <6>[   73.626456] rcar_fdp1 fe940000.fdp1: Device registered as /dev/video2
  941 00:20:34.535517  <4>[   73.639049] hci-ti serial0-0: Direct firmware load for ti-connectivity/TIInit_11.8.32.bts failed with error -2
  942 00:20:34.545277  <4>[   73.650053] hci-ti serial0-0: Falling back to sysfs fallback for: ti-connectivity/TIInit_11.8.32.bts
  943 00:20:34.647913  <3>[   73.752950] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts
  944 00:20:34.654419  <3>[   73.762798] Bluetooth: hci0: download firmware failed, retrying...
  945 00:20:34.691774  <6>[   73.798314] [drm] Initialized rcar-du 1.0.0 20130110 for feb00000.display on minor 0
  946 00:20:34.697110  <6>[   73.806563] [drm] Device feb00000.display probed
  947 00:20:34.705910  <6>[   73.812724] rcar-du feb00000.display: [drm] Cannot find any crtc or sizes
  948 00:20:34.746190  <4>[   73.850183] hci-ti serial0-0: Direct firmware load for ti-connectivity/TIInit_11.8.32.bts failed with error -2
  949 00:20:34.755918  <4>[   73.861010] hci-ti serial0-0: Falling back to sysfs fallback for: ti-connectivity/TIInit_11.8.32.bts
  950 00:20:34.768941  <3>[   73.873830] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts
  951 00:20:34.775372  <3>[   73.883686] Bluetooth: hci0: download firmware failed, retrying...
  952 00:20:34.808367  <5>[   73.914361] cfg80211: Loading compiled-in X.509 certificates for regulatory database
  953 00:20:34.853974  <5>[   73.961992] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
  954 00:20:34.864967  <4>[   73.970084] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
  955 00:20:34.872696  <4>[   73.979335] platform regulatory.0: Falling back to sysfs fallback for: regulatory.db
  956 00:20:34.894849  <6>[   74.004337] cfg80211: failed to load regulatory.db
  957 00:20:34.906858  <4>[   74.010434] hci-ti serial0-0: Direct firmware load for ti-connectivity/TIInit_11.8.32.bts failed with error -2
  958 00:20:34.916677  <4>[   74.021514] hci-ti serial0-0: Falling back to sysfs fallback for: ti-connectivity/TIInit_11.8.32.bts
  959 00:20:34.931639  <3>[   74.036128] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts
  960 00:20:34.938157  <3>[   74.045735] Bluetooth: hci0: download firmware failed, retrying...
  961 00:20:35.060974  <4>[   74.165283] hci-ti serial0-0: Direct firmware load for ti-connectivity/TIInit_11.8.32.bts failed with error -2
  962 00:20:35.070773  <4>[   74.175733] hci-ti serial0-0: Falling back to sysfs fallback for: ti-connectivity/TIInit_11.8.32.bts
  963 00:20:35.092170  <3>[   74.189417] Bluetooth: hci0: request_firmware failed(errno -2) for ti-connectivity/TIInit_11.8.32.bts
  964 00:20:35.095672  <4>[   74.198172] wl18xx_driver wl18xx.3.auto: Direct firmware load for ti-connectivity/wl1271-nvs.bin failed with error -2
  965 00:20:35.108350  <3>[   74.199076] Bluetooth: hci0: download firmware failed, retrying...
  966 00:20:35.111754  <4>[   74.215809] wl18xx_driver wl18xx.3.auto: Falling back to sysfs fallback for: ti-connectivity/wl1271-nvs.bin
  967 00:20:35.131900  <4>[   74.235288] wl18xx_driver wl18xx.3.auto: Direct firmware load for ti-connectivity/wl18xx-conf.bin failed with error -2
  968 00:20:35.142661  <4>[   74.246893] wl18xx_driver wl18xx.3.auto: Falling back to sysfs fallback for: ti-connectivity/wl18xx-conf.bin
  969 00:20:35.146053  Begin: Loading essential drivers ... done.
  970 00:20:35.159046  <3>[   74.264070] wlcore: ERROR could not get configuration binary ti-connectivity/wl18xx-conf.bin: -2
  971 00:20:35.178402  Begin: Running /scripts/<4>[   74.274072] wlcore: WARNING falling back to default config
  972 00:20:35.178833  init-premount ... done.
  973 00:20:35.180735  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
  974 00:20:35.184784  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
  975 00:20:35.208210  Device /sys/class/net/eth0 found
  976 00:20:35.208679  done.
  977 00:20:35.343568  IP-Config: eth0 hardware address fc:28:99:92:7b:e1 mtu 1500 DHCP
  978 00:20:35.434747  IP-Config: eth0 complete (dhcp from 172.16.3.3):
  979 00:20:35.436795   address: 172.16.3.188     broadcast: 172.16.3.255     netmask: 255.255.255.0   
  980 00:20:35.437220   gateway: 172.16.3.3       dns0     : 172.16.3.3       dns1   : 0.0.0.0         
  981 00:20:35.444567   domain : denx.de                                                         
  982 00:20:35.447639   rootserver: 172.16.3.33 rootpath: 
  983 00:20:35.447894   filename  : this-host-is-not-configured.kpxe
  984 00:20:35.535329  done.
  985 00:20:35.553617  Begin: Running /scripts/nfs-bottom ... done.
  986 00:20:35.631795  Begin: Running /scripts/init-bottom ... done.
  987 00:20:35.713386  <6>[   74.821967] wlcore: wl18xx HW: 183x or 180x, PG 2.2 (ROM 0x11)
  988 00:20:35.740020  <6>[   74.851546] wlcore: loaded
  989 00:20:36.554188  <30>[   75.661636] systemd[1]: System time before build time, advancing clock.
  990 00:20:36.797452  <30>[   75.888918] systemd[1]: systemd 247.3-7+deb11u2 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
  991 00:20:36.807051  <30>[   75.915909] systemd[1]: Detected architecture arm64.
  992 00:20:36.830462  
  993 00:20:36.830893  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
  994 00:20:36.831266  
  995 00:20:36.852934  <30>[   75.960633] systemd[1]: Set hostname to <debian-bullseye-arm64>.
  996 00:20:38.299440  <30>[   77.405932] systemd[1]: Queued start job for default target Graphical Interface.
  997 00:20:38.311147  <5>[   77.418714] random: systemd: uninitialized urandom read (16 bytes read)
  998 00:20:38.337819  <30>[   77.446835] systemd[1]: Created slice system-getty.slice.
  999 00:20:38.346503  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 1000 00:20:38.360508  <5>[   77.468070] random: systemd: uninitialized urandom read (16 bytes read)
 1001 00:20:38.371265  <30>[   77.479941] systemd[1]: Created slice system-modprobe.slice.
 1002 00:20:38.378050  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 1003 00:20:38.393075  <5>[   77.500079] random: systemd: uninitialized urandom read (16 bytes read)
 1004 00:20:38.406222  <30>[   77.513992] systemd[1]: Created slice system-serial\x2dgetty.slice.
 1005 00:20:38.414039  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 1006 00:20:38.435258  <30>[   77.540186] systemd[1]: Created slice User and Session Slice.
 1007 00:20:38.438638  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 1008 00:20:38.458860  <30>[   77.565440] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 1009 00:20:38.468602  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 1010 00:20:38.486564  <30>[   77.593359] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 1011 00:20:38.495317  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 1012 00:20:38.522419  <30>[   77.620402] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
 1013 00:20:38.524487  <30>[   77.632933] systemd[1]: Reached target Local Encrypted Volumes.
 1014 00:20:38.531861  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 1015 00:20:38.547139  <30>[   77.656457] systemd[1]: Reached target Paths.
 1016 00:20:38.552514  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 1017 00:20:38.567623  <30>[   77.676198] systemd[1]: Reached target Remote File Systems.
 1018 00:20:38.575213  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 1019 00:20:38.590166  <30>[   77.700207] systemd[1]: Reached target Slices.
 1020 00:20:38.596633  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 1021 00:20:38.610509  <30>[   77.720211] systemd[1]: Reached target Swap.
 1022 00:20:38.616043  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 1023 00:20:38.635301  <30>[   77.742589] systemd[1]: Listening on initctl Compatibility Named Pipe.
 1024 00:20:38.642930  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 1025 00:20:38.665508  <30>[   77.773896] systemd[1]: Listening on Journal Audit Socket.
 1026 00:20:38.673136  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 1027 00:20:38.693400  <30>[   77.801698] systemd[1]: Listening on Journal Socket (/dev/log).
 1028 00:20:38.701144  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 1029 00:20:38.719305  <30>[   77.828107] systemd[1]: Listening on Journal Socket.
 1030 00:20:38.725774  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 1031 00:20:38.745148  <30>[   77.852666] systemd[1]: Listening on Network Service Netlink Socket.
 1032 00:20:38.752872  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 1033 00:20:38.774319  <30>[   77.883177] systemd[1]: Listening on udev Control Socket.
 1034 00:20:38.782084  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 1035 00:20:38.798151  <30>[   77.907149] systemd[1]: Listening on udev Kernel Socket.
 1036 00:20:38.805742  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 1037 00:20:38.845047  <30>[   77.953784] systemd[1]: Mounting Huge Pages File System...
 1038 00:20:38.851438           Mounting [0;1;39mHuge Pages File System[0m...
 1039 00:20:38.889740  <30>[   77.997661] systemd[1]: Mounting POSIX Message Queue File System...
 1040 00:20:38.897302           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 1041 00:20:38.930229  <30>[   78.039264] systemd[1]: Mounting Kernel Debug File System...
 1042 00:20:38.936928           Mounting [0;1;39mKernel Debug File System[0m...
 1043 00:20:38.971107  <30>[   78.079779] systemd[1]: Mounting Kernel Trace File System...
 1044 00:20:38.978457           Mounting [0;1;39mKernel Trace File System[0m...
 1045 00:20:39.008460  <30>[   78.113997] systemd[1]: Starting Create list of static device nodes for the current kernel...
 1046 00:20:39.015906           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 1047 00:20:39.050153  <30>[   78.158759] systemd[1]: Starting Load Kernel Module configfs...
 1048 00:20:39.056599           Starting [0;1;39mLoad Kernel Module configfs[0m...
 1049 00:20:39.095897  <30>[   78.198919] systemd[1]: Starting Load Kernel Module drm...
 1050 00:20:39.096334           Starting [0;1;39mLoad Kernel Module drm[0m...
 1051 00:20:39.132090  <30>[   78.234948] systemd[1]: Starting Load Kernel Module fuse...
 1052 00:20:39.132561           Starting [0;1;39mLoad Kernel Module fuse[0m...
 1053 00:20:39.161884  <30>[   78.266575] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 1054 00:20:39.192683  <6>[   78.300857] fuse: init (API version 7.32)
 1055 00:20:39.195876  <30>[   78.302509] systemd[1]: Starting Journal Service...
 1056 00:20:39.201279           Starting [0;1;39mJournal Service[0m...
 1057 00:20:39.248807  <30>[   78.355248] systemd[1]: Starting Load Kernel Modules...
 1058 00:20:39.252091           Starting [0;1;39mLoad Kernel Modules[0m...
 1059 00:20:39.278698  <30>[   78.386195] systemd[1]: Starting Remount Root and Kernel File Systems...
 1060 00:20:39.285448           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 1061 00:20:39.313325  <30>[   78.418291] systemd[1]: Starting Coldplug All udev Devices...
 1062 00:20:39.316573           Starting [0;1;39mColdplug All udev Devices[0m...
 1063 00:20:39.348506  <30>[   78.453757] systemd[1]: Mounted Huge Pages File System.
 1064 00:20:39.351733  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 1065 00:20:39.362429  <5>[   78.469438] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1066 00:20:39.381667  <30>[   78.490054] systemd[1]: Mounted POSIX Message Queue File System.
 1067 00:20:39.389492  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 1068 00:20:39.405498  <30>[   78.514115] systemd[1]: Mounted Kernel Debug File System.
 1069 00:20:39.412078  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 1070 00:20:39.429006  <30>[   78.537993] systemd[1]: Mounted Kernel Trace File System.
 1071 00:20:39.435498  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 1072 00:20:39.465769  <30>[   78.571835] systemd[1]: Finished Create list of static device nodes for the current kernel.
 1073 00:20:39.475408  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 1074 00:20:39.503091  <30>[   78.611173] systemd[1]: modprobe@configfs.service: Succeeded.
 1075 00:20:39.519328  <30>[   78.623817] systemd[1]: Finished Load Kernel Module configfs.
 1076 00:20:39.522631  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 1077 00:20:39.546011  <30>[   78.654349] systemd[1]: modprobe@drm.service: Succeeded.
 1078 00:20:39.558070  <30>[   78.666616] systemd[1]: Finished Load Kernel Module drm.
 1079 00:20:39.564596  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 1080 00:20:39.587183  <30>[   78.695744] systemd[1]: modprobe@fuse.service: Succeeded.
 1081 00:20:39.600048  <30>[   78.708187] systemd[1]: Finished Load Kernel Module fuse.
 1082 00:20:39.606612  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 1083 00:20:39.623679  <5>[   78.730762] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1084 00:20:39.631303  <5>[   78.738689] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1085 00:20:39.648486  <30>[   78.757887] systemd[1]: Started Journal Service.
 1086 00:20:39.655024  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 1087 00:20:39.682644  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 1088 00:20:39.709391  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 1089 00:20:39.748453           Mounting [0;1;39mFUSE Control File System[0m...
 1090 00:20:39.775169           Mounting [0;1;39mKernel Configuration File System[0m...
 1091 00:20:39.813190           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 1092 00:20:39.842013           Starting [0;1;39mLoad/Save Random Seed[0m...
 1093 00:20:39.867431           Starting [0;1;39mApply Kernel Variables[0m...
 1094 00:20:39.904756           Starting [0;1;39mCreate System Users[0m...
 1095 00:20:39.908027  <46>[   79.013914] systemd-journald[366]: Received client request to flush runtime journal.
 1096 00:20:39.929345  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 1097 00:20:39.948528  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 1098 00:20:39.977472  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 1099 00:20:41.180880  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 1100 00:20:41.784910  <5>[   80.891757] random: crng init done
 1101 00:20:41.788166  <5>[   80.895907] random: 49 urandom warning(s) missed due to ratelimiting
 1102 00:20:42.641028  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 1103 00:20:42.873550  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 1104 00:20:44.604542  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 1105 00:20:44.659591           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 1106 00:20:44.871843  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 1107 00:20:44.897655  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 1108 00:20:44.916882  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 1109 00:20:44.961391           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 1110 00:20:45.019650           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 1111 00:20:45.608726  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 1112 00:20:45.653165           Starting [0;1;39mNetwork Service[0m...
 1113 00:20:46.245502  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 1114 00:20:46.276154  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 1115 00:20:46.466274           Starting [0;1;39mNetwork Name Resolution[0m...
 1116 00:20:46.997550           Starting [0;1;39mNetwork Time Synchronization[0m...
 1117 00:20:47.035743           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 1118 00:20:47.113888  [[0;32m  OK  [0m] Reached target [0;1;39mSound Card[0m.
 1119 00:20:47.134262  [[0;32m  OK  [0m] Reached target [0;1;39mHardware activated USB gadget[0m.
 1120 00:20:47.145991  [[0;32m  OK  [0m] Found device [0;1;39m/dev/ttySC0[0m.
 1121 00:20:47.271780  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 1122 00:20:47.302516  [[0;32m  OK  [0m] Reached target [0;1;39mBluetooth[0m.
 1123 00:20:49.181446  [[0;32m  OK  [0m] Listening on [0;1;39mLoad/Save RF …itch Status /dev/rfkill Watch[0m.
 1124 00:20:49.237603           Starting [0;1;39mLoad/Save RF Kill Switch Status[0m...
 1125 00:20:49.311597  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 1126 00:20:49.328830  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 1127 00:20:49.350058  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 1128 00:20:49.365231  [[0;32m  OK  [0m] Started [0;1;39mNetwork Time Synchronization[0m.
 1129 00:20:49.386458  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 1130 00:20:49.405713  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 1131 00:20:49.424021  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Set[0m.
 1132 00:20:49.442103  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
 1133 00:20:50.295092  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 1134 00:20:50.450317  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 1135 00:20:50.637250  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 1136 00:20:50.901216  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 1137 00:20:50.916270  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 1138 00:20:50.956578  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 1139 00:20:50.972601  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 1140 00:20:50.988518  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 1141 00:20:51.030088  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 1142 00:20:51.395661           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 1143 00:20:51.651094           Starting [0;1;39mUser Login Management[0m...
 1144 00:20:51.697600           Starting [0;1;39mPermit User Sessions[0m...
 1145 00:20:51.722191  [[0;32m  OK  [0m] Started [0;1;39mLoad/Save RF Kill Switch Status[0m.
 1146 00:20:51.762556  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 1147 00:20:52.537421  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 1148 00:20:52.583968  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 1149 00:20:52.633946  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttySC0[0m.
 1150 00:20:52.646691  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 1151 00:20:52.718573  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 1152 00:20:52.740028  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 1153 00:20:52.758158  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 1154 00:20:52.818652           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 1155 00:20:53.339085  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 1156 00:20:53.753087  
 1157 00:20:53.753555  Debian GNU/Linux 11 debian-bullseye-arm64 ttySC0
 1158 00:20:53.753950  
 1159 00:20:53.756699  debian-bullseye-arm64 login: root (automatic login)
 1160 00:20:53.757108  
 1161 00:20:54.271668  Linux debian-bullseye-arm64 5.10.180-cip33 #1 SMP PREEMPT Sun May 28 23:32:14 UTC 2023 aarch64
 1162 00:20:54.272140  
 1163 00:20:54.272543  The programs included with the Debian GNU/Linux system are free software;
 1164 00:20:54.275319  the exact distribution terms for each program are described in the
 1165 00:20:54.282449  individual files in /usr/share/doc/*/copyright.
 1166 00:20:54.282942  
 1167 00:20:54.283346  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1168 00:20:54.285879  permitted by applicable law.
 1169 00:20:56.358094  Matched prompt #4: / #
 1171 00:20:56.359522  Setting prompt string to ['/ #']
 1172 00:20:56.360052  end: 2.4.4.1 login-action (duration 00:01:36) [common]
 1174 00:20:56.361286  end: 2.4.4 auto-login-action (duration 00:01:36) [common]
 1175 00:20:56.361793  start: 2.4.5 expect-shell-connection (timeout 00:02:12) [common]
 1176 00:20:56.362199  Setting prompt string to ['/ #']
 1177 00:20:56.362571  Forcing a shell prompt, looking for ['/ #']
 1179 00:20:56.413426  / # 
 1180 00:20:56.413806  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1181 00:20:56.414107  Waiting using forced prompt support (timeout 00:02:30)
 1182 00:20:56.422284  
 1183 00:20:56.429961  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1184 00:20:56.430442  start: 2.4.6 export-device-env (timeout 00:02:12) [common]
 1185 00:20:56.430874  Sending with 20 millisecond of delay
 1187 00:21:02.268588  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj'
 1188 00:21:02.289597  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/945957/extract-nfsrootfs-2dp0vzfj'
 1189 00:21:02.290290  Sending with 20 millisecond of delay
 1191 00:21:04.670093  / # export NFS_SERVER_IP='172.16.3.3'
 1192 00:21:04.690998  export NFS_SERVER_IP='172.16.<6>[  103.490188] SDHI0 VccQ: disabling
 1193 00:21:04.691451  3.3'
 1194 00:21:04.692210  end: 2.4.6 export-device-env (duration 00:00:08) [common]
 1195 00:21:04.692747  end: 2.4 uboot-commands (duration 00:02:55) [common]
 1196 00:21:04.693276  end: 2 uboot-action (duration 00:02:56) [common]
 1197 00:21:04.693787  start: 3 lava-test-retry (timeout 00:05:04) [common]
 1198 00:21:04.694826  start: 3.1 lava-test-shell (timeout 00:05:04) [common]
 1199 00:21:04.695261  Using namespace: common
 1200 00:21:04.695677  Using a character delay of 20 (ms)
 1202 00:21:04.797272  / # #
 1203 00:21:04.797805  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1204 00:21:04.803585  #
 1205 00:21:04.811438  Using /lava-945957
 1206 00:21:04.811893  Sending with 20 millisecond of delay
 1208 00:21:06.415780  / # export SHELL=/bin/bash
 1209 00:21:06.436720  export SHELL=/bin/bash
 1210 00:21:06.437404  Sending with 20 millisecond of delay
 1212 00:21:08.323141  / # . /lava-945957/environment
 1213 00:21:08.344205  . /lava-945957/environment
 1214 00:21:08.344935  Sending with 20 millisecond of delay
 1216 00:21:11.783086  / # /lava-945957/bin/lava-test-runner /lava-945957/0
 1217 00:21:11.803812  Test shell timeout: 10s (minimum of the action and connection timeout)
 1218 00:21:11.805772  /lava-945957/bin/lava-test-runner /lava-945957/0
 1219 00:21:12.535043  + export TESTRUN_ID=0_timesync-off
 1220 00:21:12.537618  + TESTRUN_ID=0_timesync-off
 1221 00:21:12.538087  + cd /lava-945957/0/tests/0_timesync-off
 1222 00:21:12.538497  ++ cat uuid
 1223 00:21:12.578614  + UUID=945957_1.6.2.4.1
 1224 00:21:12.579114  + set +x
 1225 00:21:12.581835  <LAVA_SIGNAL_STARTRUN 0_timesync-off 945957_1.6.2.4.1>
 1226 00:21:12.582383  + systemctl stop systemd-timesyncd
 1227 00:21:12.583193  Received signal: <STARTRUN> 0_timesync-off 945957_1.6.2.4.1
 1228 00:21:12.583650  Starting test lava.0_timesync-off (945957_1.6.2.4.1)
 1229 00:21:12.584155  Skipping test definition patterns.
 1230 00:21:12.788743  + set +x
 1231 00:21:12.789219  <LAVA_SIGNAL_ENDRUN 0_timesync-off 945957_1.6.2.4.1>
 1232 00:21:12.789862  Received signal: <ENDRUN> 0_timesync-off 945957_1.6.2.4.1
 1233 00:21:12.790300  Ending use of test pattern.
 1234 00:21:12.790684  Ending test lava.0_timesync-off (945957_1.6.2.4.1), duration 0.21
 1236 00:21:13.263025  + export TESTRUN_ID=1_kselftest-lkdtm
 1237 00:21:13.263496  + TESTRUN_ID=1_kselftest-lkdtm
 1238 00:21:13.263904  + cd /lava-945957/0/tests/1_kselftest-lkdtm
 1239 00:21:13.266392  ++ cat uuid
 1240 00:21:13.320409  + UUID=945957_1.6.2.4.5
 1241 00:21:13.320881  + set +x
 1242 00:21:13.321287  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 945957_1.6.2.4.5>
 1243 00:21:13.321676  + cd ./automated/linux/kselftest/
 1244 00:21:13.322309  Received signal: <STARTRUN> 1_kselftest-lkdtm 945957_1.6.2.4.5
 1245 00:21:13.322700  Starting test lava.1_kselftest-lkdtm (945957_1.6.2.4.5)
 1246 00:21:13.323176  Skipping test definition patterns.
 1247 00:21:13.337671  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b r8a774a1-hihope-rzg2m-ex -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1248 00:21:13.566833  INFO: install_deps skipped
 1249 00:21:13.709740  --2023-05-29 00:21:13--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.180-cip33-21-g8eb0cdf459a2/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz
 1250 00:21:13.772140  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 1251 00:21:13.942235  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 1252 00:21:14.113256  HTTP request sent, awaiting response... 200 OK
 1253 00:21:14.113714  Length: 1737252 (1.7M) [application/octet-stream]
 1254 00:21:14.136771  Saving to: 'kselftest.tar.xz'
 1255 00:21:14.137229  
 1256 00:21:15.878765  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      2%[                    ]  41.92K   133KB/s               kselftest.tar.xz     11%[=>                  ] 196.60K   368KB/s               kselftest.tar.xz     19%[==>                 ] 332.57K   382KB/s               kselftest.tar.xz     44%[=======>            ] 758.67K   627KB/s               kselftest.tar.xz     80%[===============>    ]   1.34M   918KB/s               kselftest.tar.xz     97%[==================> ]   1.62M   968KB/s               kselftest.tar.xz    100%[===================>]   1.66M   974KB/s    in 1.7s    
 1257 00:21:15.879274  
 1258 00:21:16.026816  2023-05-29 00:21:15 (974 KB/s) - 'kselftest.tar.xz' saved [1737252/1737252]
 1259 00:21:16.027312  
 1260 00:23:16.959512  skiplist:
 1261 00:23:16.960034  ========================================
 1262 00:23:16.962576  ========================================
 1263 00:23:17.239249  lkdtm:PANIC.sh
 1264 00:23:17.239610  lkdtm:BUG.sh
 1265 00:23:17.239913  lkdtm:WARNING.sh
 1266 00:23:17.240204  lkdtm:WARNING_MESSAGE.sh
 1267 00:23:17.240489  lkdtm:EXCEPTION.sh
 1268 00:23:17.240772  lkdtm:LOOP.sh
 1269 00:23:17.241355  lkdtm:EXHAUST_STACK.sh
 1270 00:23:17.241650  lkdtm:CORRUPT_STACK.sh
 1271 00:23:17.241931  lkdtm:CORRUPT_STACK_STRONG.sh
 1272 00:23:17.242207  lkdtm:CORRUPT_LIST_ADD.sh
 1273 00:23:17.242483  lkdtm:CORRUPT_LIST_DEL.sh
 1274 00:23:17.261922  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1275 00:23:17.262110  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1276 00:23:17.262272  lkdtm:UNSET_SMEP.sh
 1277 00:23:17.262427  lkdtm:DOUBLE_FAULT.sh
 1278 00:23:17.262579  lkdtm:CORRUPT_PAC.sh
 1279 00:23:17.262738  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1280 00:23:17.262891  lkdtm:OVERWRITE_ALLOCATION.sh
 1281 00:23:17.263292  lkdtm:WRITE_AFTER_FREE.sh
 1282 00:23:17.263445  lkdtm:READ_AFTER_FREE.sh
 1283 00:23:17.284545  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1284 00:23:17.284736  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1285 00:23:17.284896  lkdtm:SLAB_FREE_DOUBLE.sh
 1286 00:23:17.285051  lkdtm:SLAB_FREE_CROSS.sh
 1287 00:23:17.285202  lkdtm:SLAB_FREE_PAGE.sh
 1288 00:23:17.285352  lkdtm:SOFTLOCKUP.sh
 1289 00:23:17.285501  lkdtm:HARDLOCKUP.sh
 1290 00:23:17.285896  lkdtm:SPINLOCKUP.sh
 1291 00:23:17.286051  lkdtm:HUNG_TASK.sh
 1292 00:23:17.286199  lkdtm:EXEC_DATA.sh
 1293 00:23:17.286345  lkdtm:EXEC_STACK.sh
 1294 00:23:17.307209  lkdtm:EXEC_KMALLOC.sh
 1295 00:23:17.307396  lkdtm:EXEC_VMALLOC.sh
 1296 00:23:17.307556  lkdtm:EXEC_RODATA.sh
 1297 00:23:17.307710  lkdtm:EXEC_USERSPACE.sh
 1298 00:23:17.307861  lkdtm:EXEC_NULL.sh
 1299 00:23:17.308010  lkdtm:ACCESS_USERSPACE.sh
 1300 00:23:17.308159  lkdtm:ACCESS_NULL.sh
 1301 00:23:17.308305  lkdtm:WRITE_RO.sh
 1302 00:23:17.308728  lkdtm:WRITE_RO_AFTER_INIT.sh
 1303 00:23:17.308962  lkdtm:WRITE_KERN.sh
 1304 00:23:17.328739  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1305 00:23:17.329014  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1306 00:23:17.329255  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1307 00:23:17.329488  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1308 00:23:17.329716  lkdtm:REFCOUNT_DEC_ZERO.sh
 1309 00:23:17.329940  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1310 00:23:17.330163  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1311 00:23:17.350220  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1312 00:23:17.350412  lkdtm:REFCOUNT_INC_ZERO.sh
 1313 00:23:17.350635  lkdtm:REFCOUNT_ADD_ZERO.sh
 1314 00:23:17.350975  lkdtm:REFCOUNT_INC_SATURATED.sh
 1315 00:23:17.351279  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1316 00:23:17.351579  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1317 00:23:17.352168  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1318 00:23:17.352478  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1319 00:23:17.372825  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1320 00:23:17.373073  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1321 00:23:17.373236  lkdtm:REFCOUNT_TIMING.sh
 1322 00:23:17.373541  lkdtm:ATOMIC_TIMING.sh
 1323 00:23:17.374215  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1324 00:23:17.374528  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1325 00:23:17.374895  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1326 00:23:17.395480  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1327 00:23:17.395741  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1328 00:23:17.396054  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1329 00:23:17.396364  lkdtm:USERCOPY_STACK_BEYOND.sh
 1330 00:23:17.396973  lkdtm:USERCOPY_KERNEL.sh
 1331 00:23:17.397308  lkdtm:STACKLEAK_ERASING.sh
 1332 00:23:17.397632  lkdtm:CFI_FORWARD_PROTO.sh
 1333 00:23:17.397950  ============== Tests to run ===============
 1334 00:23:17.398271  lkdtm:PANIC.sh
 1335 00:23:17.418233  lkdtm:BUG.sh
 1336 00:23:17.418553  lkdtm:WARNING.sh
 1337 00:23:17.418916  lkdtm:WARNING_MESSAGE.sh
 1338 00:23:17.419227  lkdtm:EXCEPTION.sh
 1339 00:23:17.419530  lkdtm:LOOP.sh
 1340 00:23:17.419828  lkdtm:EXHAUST_STACK.sh
 1341 00:23:17.420124  lkdtm:CORRUPT_STACK.sh
 1342 00:23:17.420417  lkdtm:CORRUPT_STACK_STRONG.sh
 1343 00:23:17.421007  lkdtm:CORRUPT_LIST_ADD.sh
 1344 00:23:17.421318  lkdtm:CORRUPT_LIST_DEL.sh
 1345 00:23:17.439737  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1346 00:23:17.440059  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1347 00:23:17.440380  lkdtm:UNSET_SMEP.sh
 1348 00:23:17.440689  lkdtm:DOUBLE_FAULT.sh
 1349 00:23:17.440992  lkdtm:CORRUPT_PAC.sh
 1350 00:23:17.441596  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1351 00:23:17.441907  lkdtm:OVERWRITE_ALLOCATION.sh
 1352 00:23:17.442206  lkdtm:WRITE_AFTER_FREE.sh
 1353 00:23:17.442501  lkdtm:READ_AFTER_FREE.sh
 1354 00:23:17.461247  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1355 00:23:17.461547  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1356 00:23:17.461892  lkdtm:SLAB_FREE_DOUBLE.sh
 1357 00:23:17.462222  lkdtm:SLAB_FREE_CROSS.sh
 1358 00:23:17.462545  lkdtm:SLAB_FREE_PAGE.sh
 1359 00:23:17.462899  lkdtm:SOFTLOCKUP.sh
 1360 00:23:17.463216  lkdtm:HARDLOCKUP.sh
 1361 00:23:17.463533  lkdtm:SPINLOCKUP.sh
 1362 00:23:17.464155  lkdtm:HUNG_TASK.sh
 1363 00:23:17.464488  lkdtm:EXEC_DATA.sh
 1364 00:23:17.464807  lkdtm:EXEC_STACK.sh
 1365 00:23:17.484873  lkdtm:EXEC_KMALLOC.sh
 1366 00:23:17.485068  lkdtm:EXEC_VMALLOC.sh
 1367 00:23:17.485229  lkdtm:EXEC_RODATA.sh
 1368 00:23:17.485565  lkdtm:EXEC_USERSPACE.sh
 1369 00:23:17.485915  lkdtm:EXEC_NULL.sh
 1370 00:23:17.486259  lkdtm:ACCESS_USERSPACE.sh
 1371 00:23:17.486920  lkdtm:ACCESS_NULL.sh
 1372 00:23:17.487277  lkdtm:WRITE_RO.sh
 1373 00:23:17.487621  lkdtm:WRITE_RO_AFTER_INIT.sh
 1374 00:23:17.487961  lkdtm:WRITE_KERN.sh
 1375 00:23:17.488297  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1376 00:23:17.506655  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1377 00:23:17.507049  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1378 00:23:17.507425  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1379 00:23:17.507784  lkdtm:REFCOUNT_DEC_ZERO.sh
 1380 00:23:17.508134  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1381 00:23:17.508804  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1382 00:23:17.509165  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1383 00:23:17.529280  lkdtm:REFCOUNT_INC_ZERO.sh
 1384 00:23:17.529726  lkdtm:REFCOUNT_ADD_ZERO.sh
 1385 00:23:17.530113  lkdtm:REFCOUNT_INC_SATURATED.sh
 1386 00:23:17.530488  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1387 00:23:17.531249  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1388 00:23:17.531657  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1389 00:23:17.532054  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1390 00:23:17.550877  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1391 00:23:17.551327  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1392 00:23:17.551698  lkdtm:REFCOUNT_TIMING.sh
 1393 00:23:17.552053  lkdtm:ATOMIC_TIMING.sh
 1394 00:23:17.552405  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1395 00:23:17.552749  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1396 00:23:17.553416  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1397 00:23:17.553772  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1398 00:23:17.570278  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1399 00:23:17.570759  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1400 00:23:17.571203  lkdtm:USERCOPY_STACK_BEYOND.sh
 1401 00:23:17.571593  lkdtm:USERCOPY_KERNEL.sh
 1402 00:23:17.571973  lkdtm:STACKLEAK_ERASING.sh
 1403 00:23:17.572347  lkdtm:CFI_FORWARD_PROTO.sh
 1404 00:23:17.573674  ===========End Tests to run ===============
 1405 00:23:19.953635  <12>[  239.063689] kselftest: Running tests in lkdtm
 1406 00:23:19.994797  TAP version 13
 1407 00:23:20.028470  1..70
 1408 00:23:20.069932  # selftests: lkdtm: PANIC.sh
 1409 00:23:20.649387  # Skipping PANIC: crashes entire system
 1410 00:23:20.672746  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1411 00:23:20.710927  # selftests: lkdtm: BUG.sh
 1412 00:23:21.197802  <6>[  240.306879] lkdtm: Performing direct entry BUG
 1413 00:23:21.206536  <4>[  240.312310] ------------[ cut here ]------------
 1414 00:23:21.209664  <2>[  240.317207] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1415 00:23:21.230215  <0>[  240.323256] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
 1416 00:23:21.273244  <4>[  240.329009] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1417 00:23:21.274132  <4>[  240.382617] CPU: 3 PID: 829 Comm: cat Not tainted 5.10.180-cip33 #1
 1418 00:23:21.297037  <4>[  240.389144] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1419 00:23:21.297517  <4>[  240.395763] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1420 00:23:21.297919  <4>[  240.402046] pc : lkdtm_BUG+0x8/0x10
 1421 00:23:21.298302  <4>[  240.405799] lr : lkdtm_do_action+0x24/0x40
 1422 00:23:21.318552  <4>[  240.410156] sp : ffff80001477bd10
 1423 00:23:21.318764  <4>[  240.413731] x29: ffff80001477bd10 x28: ffff0005c7559880 
 1424 00:23:21.318926  <4>[  240.419314] x27: 0000000000000000 x26: 0000000000000000 
 1425 00:23:21.319312  <4>[  240.424896] x25: ffff8000114c3210 x24: ffff80001477be20 
 1426 00:23:21.341098  <4>[  240.430478] x23: 0000000000000004 x22: ffff0005c930a000 
 1427 00:23:21.341295  <4>[  240.436060] x21: ffff8000119d3468 x20: ffff8000114c3220 
 1428 00:23:21.341457  <4>[  240.441642] x19: 0000000000000001 x18: ffff800012aa28d0 
 1429 00:23:21.341844  <4>[  240.447224] x17: 0000000000000000 x16: 0000000000000000 
 1430 00:23:21.363638  <4>[  240.452806] x15: 0000000000000028 x14: 000000000005ad80 
 1431 00:23:21.363838  <4>[  240.458388] x13: 0000000000000001 x12: 00000000b1446838 
 1432 00:23:21.364230  <4>[  240.463970] x11: ffff0005c755a108 x10: ffff8000130bb000 
 1433 00:23:21.364394  <4>[  240.469552] x9 : ffff800010a01854 x8 : 0000000000000000 
 1434 00:23:21.385414  <4>[  240.475134] x7 : ffff8000129a5000 x6 : ffff800012531000 
 1435 00:23:21.385803  <4>[  240.480716] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 1436 00:23:21.386440  <4>[  240.486297] x3 : 0000000000000000 x2 : 0000000000000000 
 1437 00:23:21.386724  <4>[  240.491879] x1 : ffff0005c7559880 x0 : ffff800010a01f00 
 1438 00:23:21.387015  <4>[  240.497461] Call trace:
 1439 00:23:21.407983  <4>[  240.500172]  lkdtm_BUG+0x8/0x10
 1440 00:23:21.408336  <4>[  240.503577]  direct_entry+0xd0/0x140
 1441 00:23:21.408620  <4>[  240.507419]  full_proxy_write+0x68/0xbc
 1442 00:23:21.409235  <4>[  240.511520]  vfs_write+0xec/0x20c
 1443 00:23:21.409573  <4>[  240.515097]  ksys_write+0x70/0x100
 1444 00:23:21.409898  <4>[  240.518761]  __arm64_sys_write+0x24/0x30
 1445 00:23:21.430697  <4>[  240.522953]  el0_svc_common.constprop.0+0x84/0x1e0
 1446 00:23:21.431126  <4>[  240.528007]  do_el0_svc+0x2c/0xa4
 1447 00:23:21.431480  <4>[  240.531591]  el0_svc+0x20/0x30
 1448 00:23:21.432152  <4>[  240.534908]  el0_sync_handler+0xb0/0xb4
 1449 00:23:21.432523  <4>[  240.539008]  el0_sync+0x180/0x1c0
 1450 00:23:21.453237  <0>[  240.542592] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1451 00:23:21.453678  <4>[  240.548954] ---[ end trace 61669203b1dfed3e ]---
 1452 00:23:21.454399  <6>[  240.553838] note: cat[829] exited with preempt_count 1
 1453 00:23:21.454803  <3>[  240.559240] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1454 00:23:21.474828  <3>[  240.568375] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 829, name: cat
 1455 00:23:21.475286  <4>[  240.576292] INFO: lockdep is turned off.
 1456 00:23:21.475665  <4>[  240.580477] irq event stamp: 1854
 1457 00:23:21.496445  <4>[  240.584061] hardirqs last  enabled at (1853): [<ffff80001123209c>] _raw_spin_unlock_irq+0x4c/0xa0
 1458 00:23:21.496893  <4>[  240.593198] hardirqs last disabled at (1854): [<ffff8000112239c4>] el1_dbg+0x24/0x50
 1459 00:23:21.497613  <4>[  240.601205] softirqs last  enabled at (1848): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1460 00:23:21.520085  <4>[  240.609825] softirqs last disabled at (1767): [<ffff8000100a87f4>] __irq_exit_rcu+0x174/0x1a0
 1461 00:23:21.520576  <4>[  240.618615] CPU: 3 PID: 829 Comm: cat Tainted: G      D           5.10.180-cip33 #1
 1462 00:23:21.521341  <4>[  240.626531] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1463 00:23:21.541719  <4>[  240.633146] Call trace:
 1464 00:23:21.542195  <4>[  240.635857]  dump_backtrace+0x0/0x200
 1465 00:23:21.542604  <4>[  240.639783]  show_stack+0x20/0x30
 1466 00:23:21.543037  <4>[  240.643364]  dump_stack+0x110/0x160
 1467 00:23:21.543424  <4>[  240.647119]  ___might_sleep+0x140/0x210
 1468 00:23:21.544164  <4>[  240.651218]  __might_sleep+0x5c/0x94
 1469 00:23:21.564353  <4>[  240.655061]  exit_signals+0x34/0x250
 1470 00:23:21.564856  <4>[  240.658900]  do_exit+0xd0/0xb10
 1471 00:23:21.565263  <4>[  240.662305]  make_task_dead+0x5c/0x90
 1472 00:23:21.565658  <4>[  240.666231]  die+0x22c/0x26c
 1473 00:23:21.566043  <4>[  240.669374]  bug_handler+0x54/0x74
 1474 00:23:21.566809  <4>[  240.673040]  call_break_hook+0x70/0x84
 1475 00:23:21.587010  <4>[  240.677053]  brk_handler+0x24/0x64
 1476 00:23:21.587487  <4>[  240.680722]  do_debug_exception+0xd4/0x150
 1477 00:23:21.587895  <4>[  240.685083]  el1_dbg+0x34/0x50
 1478 00:23:21.588287  <4>[  240.688402]  el1_sync_handler+0x9c/0xd0
 1479 00:23:21.588673  <4>[  240.692501]  el1_sync+0x88/0x140
 1480 00:23:21.589417  <4>[  240.695993]  lkdtm_BUG+0x8/0x10
 1481 00:23:21.608587  <4>[  240.699397]  direct_entry+0xd0/0x140
 1482 00:23:21.609074  <4>[  240.703236]  full_proxy_write+0x68/0xbc
 1483 00:23:21.609482  <4>[  240.707336]  vfs_write+0xec/0x20c
 1484 00:23:21.610240  <4>[  240.710914]  ksys_write+0x70/0x100
 1485 00:23:21.610638  <4>[  240.714580]  __arm64_sys_write+0x24/0x30
 1486 00:23:21.611053  <4>[  240.718767]  el0_svc_common.constprop.0+0x84/0x1e0
 1487 00:23:21.621574  <4>[  240.723823]  do_el0_svc+0x2c/0xa4
 1488 00:23:21.622049  <4>[  240.727402]  el0_svc+0x20/0x30
 1489 00:23:21.622458  <4>[  240.730721]  el0_sync_handler+0xb0/0xb4
 1490 00:23:21.624701  <4>[  240.734820]  el0_sync+0x180/0x1c0
 1491 00:23:21.636677  <4>[  240.738701] ------------[ cut here ]------------
 1492 00:23:21.639921  # S<4>[  240.743620] WARNING: CPU: 3 PID: 0 at kernel/rcu/tree.c:624 rcu_eqs_enter.constprop.0+0xfc/0x150
 1493 00:23:21.703287  egmentation faul<4>[  240.752924] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1494 00:23:21.703490  t
 1495 00:23:21.704066  <4>[  240.807690] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W         5.10.180-cip33 #1
 1496 00:23:21.725730  <4>[  240.816205] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1497 00:23:21.725920  <4>[  240.822833] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1498 00:23:21.726399  <4>[  240.829121] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1499 00:23:21.726672  <4>[  240.834447] lr : rcu_idle_enter+0x24/0xf4
 1500 00:23:21.747491  <4>[  240.838720] sp : ffff800013583ef0
 1501 00:23:21.747737  <4>[  240.842299] x29: ffff800013583ef0 x28: 0000000000000000 
 1502 00:23:21.748351  <4>[  240.847891] x27: 0000000000000000 x26: ffff0005c02d1880 
 1503 00:23:21.748678  <4>[  240.853480] x25: 0000000000000000 x24: 0000000000000000 
 1504 00:23:21.771027  <4>[  240.859069] x23: ffff8000125314a0 x22: ffff800011d9e178 
 1505 00:23:21.771217  <4>[  240.864662] x21: ffff800012531478 x20: ffff800011da03c0 
 1506 00:23:21.771758  <4>[  240.870291] x19: ffff00063f7943c0 x18: 0000000000000000 
 1507 00:23:21.772085  <4>[  240.875900] x17: 0000000000000000 x16: 0000000000000000 
 1508 00:23:21.792721  <4>[  240.881491] x15: 00000000000003e2 x14: 00000000000003e2 
 1509 00:23:21.792909  <4>[  240.887080] x13: 0000000000000003 x12: 0000000000000003 
 1510 00:23:21.793227  <4>[  240.892668] x11: 0000000000000000 x10: 0000000000001440 
 1511 00:23:21.793541  <4>[  240.898257] x9 : ffff8000112319dc x8 : 0000000000000000 
 1512 00:23:21.815381  <4>[  240.903846] x7 : ffff80001252b000 x6 : ffff800012531000 
 1513 00:23:21.815781  <4>[  240.909434] x5 : ffff800012531c88 x4 : 0000000000000001 
 1514 00:23:21.816490  <4>[  240.915023] x3 : 0000000000000000 x2 : ffff0005c02d1880 
 1515 00:23:21.816864  <4>[  240.920612] x1 : 4000000000000002 x0 : 4000000000000000 
 1516 00:23:21.817226  <4>[  240.926203] Call trace:
 1517 00:23:21.837925  <4>[  240.928936]  rcu_eqs_enter.constprop.0+0xfc/0x150
 1518 00:23:21.838279  <4>[  240.933911]  rcu_idle_enter+0x24/0xf4
 1519 00:23:21.838655  <4>[  240.937844]  default_idle_call+0x58/0x100
 1520 00:23:21.839051  <4>[  240.942125]  do_idle+0x258/0x2d0
 1521 00:23:21.839812  <4>[  240.945621]  cpu_startup_entry+0x2c/0x6c
 1522 00:23:21.859554  <4>[  240.949816]  secondary_start_kernel+0x14c/0x1a0
 1523 00:23:21.859917  <4>[  240.954613] irq event stamp: 324986
 1524 00:23:21.860336  <4>[  240.958375] hardirqs last  enabled at (324985): [<ffff80001017dd4c>] tick_nohz_idle_exit+0x78/0x19c
 1525 00:23:21.861109  <4>[  240.967689] hardirqs last disabled at (324986): [<ffff80001122b85c>] __schedule+0x35c/0x950
 1526 00:23:21.882080  <4>[  240.976312] softirqs last  enabled at (324980): [<ffff8000100a865c>] _local_bh_enable+0x2c/0x50
 1527 00:23:21.882833  <4>[  240.985278] softirqs last disabled at (324979): [<ffff8000100a8bcc>] irq_enter_rcu+0x7c/0xa0
 1528 00:23:21.885526  <4>[  240.993980] ---[ end trace 61669203b1dfed3f ]---
 1529 00:23:22.522178  # [  240.306879] lkdtm: Performing direct entry BUG
 1530 00:23:22.522663  # [  240.312310] ------------[ cut here ]------------
 1531 00:23:22.522933  # [  240.317207] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1532 00:23:22.523087  # [  240.323256] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
 1533 00:23:22.588884  # [  240.329009] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1534 00:23:22.589468  # [  240.382617] CPU: 3 PID: 829 Comm: cat Not tainted 5.10.180-cip33 #1
 1535 00:23:22.589758  # [  240.389144] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1536 00:23:22.610407  # [  240.395763] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1537 00:23:22.610678  # [  240.402046] pc : lkdtm_BUG+0x8/0x10
 1538 00:23:22.610850  # [  240.405799] lr : lkdtm_do_action+0x24/0x40
 1539 00:23:22.611043  # [  240.410156] sp : ffff80001477bd10
 1540 00:23:22.611652  # [  240.413731] x29: ffff80001477bd10 x28: ffff0005c7559880 
 1541 00:23:22.633069  # [  240.419314] x27: 0000000000000000 x26: 0000000000000000 
 1542 00:23:22.633407  # [  240.424896] x25: ffff8000114c3210 x24: ffff80001477be20 
 1543 00:23:22.633692  # [  240.430478] x23: 0000000000000004 x22: ffff0005c930a000 
 1544 00:23:22.633978  # [  240.436060] x21: ffff8000119d3468 x20: ffff8000114c3220 
 1545 00:23:22.654603  # [  240.441642] x19: 0000000000000001 x18: ffff800012aa28d0 
 1546 00:23:22.655011  # [  240.447224] x17: 0000000000000000 x16: 0000000000000000 
 1547 00:23:22.655295  # [  240.452806] x15: 0000000000000028 x14: 000000000005ad80 
 1548 00:23:22.655565  # [  240.458388] x13: 0000000000000001 x12: 00000000b1446838 
 1549 00:23:22.677309  # [  240.463970] x11: ffff0005c755a108 x10: ffff8000130bb000 
 1550 00:23:22.677693  # [  240.469552] x9 : ffff800010a01854 x8 : 0000000000000000 
 1551 00:23:22.678420  # [  240.475134] x7 : ffff8000129a5000 x6 : ffff800012531000 
 1552 00:23:22.678809  # [  240.480716] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 1553 00:23:22.699841  # [  240.486297] x3 : 0000000000000000 x2 : 0000000000000000 
 1554 00:23:22.700026  # [  240.491879] x1 : ffff0005c7559880 x0 : ffff800010a01f00 
 1555 00:23:22.700310  # [  240.497461] Call trace:
 1556 00:23:22.700662  # [  240.500172]  lkdtm_BUG+0x8/0x10
 1557 00:23:22.701403  # [  240.503577]  direct_entry+0xd0/0x140
 1558 00:23:22.701737  # [  240.507419]  full_proxy_write+0x68/0xbc
 1559 00:23:22.721087  # [  240.511520]  vfs_write+0xec/0x20c
 1560 00:23:22.721576  # [  240.515097]  ksys_write+0x70/0x100
 1561 00:23:22.721758  # [  240.518761]  __arm64_sys_write+0x24/0x30
 1562 00:23:22.721933  # [  240.522953]  el0_svc_common.constprop.0+0x84/0x1e0
 1563 00:23:22.722329  # [  240.528007]  do_el0_svc+0x2c/0xa4
 1564 00:23:22.743802  # [  240.531591]  el0_svc+0x20/0x30
 1565 00:23:22.743986  # [  240.534908]  el0_sync_handler+0xb0/0xb4
 1566 00:23:22.744144  # [  240.539008]  el0_sync+0x180/0x1c0
 1567 00:23:22.744764  # [  240.542592] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1568 00:23:22.745015  # [  240.548954] ---[ end trace 61669203b1dfed3e ]---
 1569 00:23:22.765493  # [  240.553838] note: cat[829] exited with preempt_count 1
 1570 00:23:22.765761  # [  240.559240] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1571 00:23:22.766378  # [  240.568375] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 829, name: cat
 1572 00:23:22.789188  # [  240.576292] INFO: lockdep is turned off.
 1573 00:23:22.789515  # [  240.580477] irq event stamp: 1854
 1574 00:23:22.790205  # [  240.584061] hardirqs last  enabled at (1853): [<ffff80001123209c>] _raw_spin_unlock_irq+0x4c/0xa0
 1575 00:23:22.790551  # [  240.593198] hardirqs last disabled at (1854): [<ffff8000112239c4>] el1_dbg+0x24/0x50
 1576 00:23:22.810698  # [  240.601205] softirqs last  enabled at (1848): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1577 00:23:22.810980  # [  240.609825] softirqs last disabled at (1767): [<ffff8000100a87f4>] __irq_exit_rcu+0x174/0x1a0
 1578 00:23:22.832210  # [  240.618615] CPU: 3 PID: 829 Comm: cat Tainted: G      D           5.10.180-cip33 #1
 1579 00:23:22.832460  # [  240.626531] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1580 00:23:22.832801  # [  240.633146] Call trace:
 1581 00:23:22.833127  # [  240.635857]  dump_backtrace+0x0/0x200
 1582 00:23:22.833817  # [  240.639783]  show_stack+0x20/0x30
 1583 00:23:22.834153  # [  240.643364]  dump_stack+0x110/0x160
 1584 00:23:22.854900  # [  240.647119]  ___might_sleep+0x140/0x210
 1585 00:23:22.855237  # [  240.651218]  __might_sleep+0x5c/0x94
 1586 00:23:22.855580  # [  240.655061]  exit_signals+0x34/0x250
 1587 00:23:22.856295  # [  240.658900]  do_exit+0xd0/0xb10
 1588 00:23:22.856661  # [  240.662305]  make_task_dead+0x5c/0x90
 1589 00:23:22.857010  # [  240.666231]  die+0x22c/0x26c
 1590 00:23:22.877343  # [  240.669374]  bug_handler+0x54/0x74
 1591 00:23:22.877542  # [  240.673040]  call_break_hook+0x70/0x84
 1592 00:23:22.877703  # [  240.677053]  brk_handler+0x24/0x64
 1593 00:23:22.878331  # [  240.680722]  do_debug_exception+0xd4/0x150
 1594 00:23:22.878608  # [  240.685083]  el1_dbg+0x34/0x50
 1595 00:23:22.878897  # [  240.688402]  el1_sync_handler+0x9c/0xd0
 1596 00:23:22.900079  # [  240.692501]  el1_sync+0x88/0x140
 1597 00:23:22.900324  # [  240.695993]  lkdtm_BUG+0x8/0x10
 1598 00:23:22.900622  # [  240.699397]  direct_entry+0xd0/0x140
 1599 00:23:22.900889  # [  240.703236]  full_proxy_write+0x68/0xbc
 1600 00:23:22.901472  # [  240.707336]  vfs_write+0xec/0x20c
 1601 00:23:22.901748  # [  240.710914]  ksys_write+0x70/0x100
 1602 00:23:22.921427  # [  240.714580]  __arm64_sys_write+0x24/0x30
 1603 00:23:22.922089  # [  240.718767]  el0_svc_common.constprop.0+0x84/0x1e0
 1604 00:23:22.922440  # [  240.723823]  do_el0_svc+0x2c/0xa4
 1605 00:23:22.922798  # [  240.727402]  el0_svc+0x20/0x30
 1606 00:23:22.923155  # [  240.730721]  el0_sync_handler+0xb0/0xb4
 1607 00:23:22.923502  # [  240.734820]  el0_sync+0x180/0x1c0
 1608 00:23:22.943322  # [  240.738701] ------------[ cut here ]------------
 1609 00:23:22.943711  # [  240.743620] WARNING: CPU: 3 PID: 0 at kernel/rcu/tree.c:624 rcu_eqs_enter.constprop.0+0xfc/0x150
 1610 00:23:22.988843  # [  240.752924] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1611 00:23:23.011096  # [  240.807690] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W         5.10.180-cip33 #1
 1612 00:23:23.011892  # [  240.816205] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1613 00:23:23.012277  # [  240.822833] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1614 00:23:23.032771  # [  240.829121] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1615 00:23:23.033162  # [  240.834447] lr : rcu_idle_enter+0x24/0xf4
 1616 00:23:23.033536  # [  240.838720] sp : ffff800013583ef0
 1617 00:23:23.033897  # [  240.842299] x29: ffff800013583ef0 x28: 0000000000000000 
 1618 00:23:23.034250  # [  240.847891] x27: 0000000000000000 x26: ffff0005c02d1880 
 1619 00:23:23.055190  # [  240.853480] x25: 0000000000000000 x24: 0000000000000000 
 1620 00:23:23.055613  # [  240.859069] x23: ffff8000125314a0 x22: ffff800011d9e178 
 1621 00:23:23.056406  # [  240.864662] x21: ffff800012531478 x20: ffff800011da03c0 
 1622 00:23:23.056782  # [  240.870291] x19: ffff00063f7943c0 x18: 0000000000000000 
 1623 00:23:23.077927  # [  240.875900] x17: 0000000000000000 x16: 0000000000000000 
 1624 00:23:23.078264  # [  240.881491] x15: 00000000000003e2 x14: 00000000000003e2 
 1625 00:23:23.078677  # [  240.887080] x13: 0000000000000003 x12: 0000000000000003 
 1626 00:23:23.079484  # [  240.892668] x11: 0000000000000000 x10: 0000000000001440 
 1627 00:23:23.099457  # [  240.898257] x9 : ffff8000112319dc x8 : 0000000000000000 
 1628 00:23:23.099799  # [  240.903846] x7 : ffff80001252b000 x6 : ffff800012531000 
 1629 00:23:23.100207  # [  240.909434] x5 : ffff800012531c88 x4 : 0000000000000001 
 1630 00:23:23.100994  # [  240.915023] x3 : 0000000000000000 x2 : ffff0005c02d1880 
 1631 00:23:23.122115  # [  240.920612] x1 : 4000000000000002 x0 : 4000000000000000 
 1632 00:23:23.122541  # [  240.926203] Call trace:
 1633 00:23:23.123325  # [  240.928936]  rcu_eqs_enter.constprop.0+0xfc/0x150
 1634 00:23:23.123701  # [  240.933911]  rcu_idle_enter+0x24/0xf4
 1635 00:23:23.124095  # [  240.937844]  default_idle_call+0x58/0x100
 1636 00:23:23.143605  # [  240.942125]  do_idle+0x258/0x2d0
 1637 00:23:23.144058  # [  240.945621]  cpu_startup_entry+0x2c/0x6c
 1638 00:23:23.144466  # [  240.949816]  secondary_start_kernel+0x14c/0x1a0
 1639 00:23:23.145257  # [  240.954613] irq event stamp: 324986
 1640 00:23:23.145658  # [  240.958375] hardirqs last  enabled at (324985): [<ffff80001017dd4c>] tick_nohz_idle_exit+0x78/0x19c
 1641 00:23:23.166295  # [  240.967689] hardirqs last disabled at (324986): [<ffff80001122b85c>] __schedule+0x35c/0x950
 1642 00:23:23.167174  # [  240.976312] softirqs last  enabled at (324980): [<ffff8000100a865c>] _local_bh_enable+0x2c/0x50
 1643 00:23:23.177199  # [  240.985278] softirqs last disabled at (324979): [<ffff8000100a8bcc>] irq_enter_rcu+0x7c/0xa0
 1644 00:23:23.177675  # [  240.993980] ---[ end trace 61669203b1dfed3f ]---
 1645 00:23:23.180319  # BUG: saw 'kernel BUG at': ok
 1646 00:23:23.531008  ok 2 selftests: lkdtm: BUG.sh
 1647 00:23:23.556386  # selftests: lkdtm: WARNING.sh
 1648 00:23:23.908118  <6>[  243.016216] lkdtm: Performing direct entry WARNING
 1649 00:23:23.917890  <4>[  243.021457] ------------[ cut here ]------------
 1650 00:23:23.921238  <4>[  243.026362] WARNING: CPU: 3 PID: 867 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1651 00:23:23.985712  <4>[  243.035060] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1652 00:23:23.986618  <4>[  243.088686] CPU: 3 PID: 867 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1653 00:23:24.007244  <4>[  243.096603] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1654 00:23:24.007718  <4>[  243.103221] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1655 00:23:24.008535  <4>[  243.109493] pc : lkdtm_WARNING+0x28/0x34
 1656 00:23:24.008944  <4>[  243.113679] lr : lkdtm_do_action+0x24/0x40
 1657 00:23:24.009338  <4>[  243.118036] sp : ffff800014823d10
 1658 00:23:24.030957  <4>[  243.121611] x29: ffff800014823d10 x28: ffff0005c79f6200 
 1659 00:23:24.031430  <4>[  243.127194] x27: 0000000000000000 x26: 0000000000000000 
 1660 00:23:24.031840  <4>[  243.132776] x25: ffff8000114c3210 x24: ffff800014823e20 
 1661 00:23:24.032644  <4>[  243.138358] x23: 0000000000000008 x22: ffff0005c3eea000 
 1662 00:23:24.052451  <4>[  243.143940] x21: ffff8000119d3470 x20: ffff8000114c3230 
 1663 00:23:24.052925  <4>[  243.149522] x19: 0000000000000002 x18: 0000000000000001 
 1664 00:23:24.053336  <4>[  243.155104] x17: 0000000000000000 x16: 0000000000000000 
 1665 00:23:24.054136  <4>[  243.160686] x15: 0000000000000030 x14: ffffffffffffffff 
 1666 00:23:24.075071  <4>[  243.166268] x13: ffff800094823a0a x12: ffff800014823a13 
 1667 00:23:24.075545  <4>[  243.171850] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1668 00:23:24.075957  <4>[  243.177432] x9 : ffff800010a01854 x8 : ffff80001255ff48 
 1669 00:23:24.076758  <4>[  243.183014] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1670 00:23:24.097645  <4>[  243.188596] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 1671 00:23:24.098117  <4>[  243.194178] x3 : 0000000000000000 x2 : 0000000000000000 
 1672 00:23:24.098956  <4>[  243.199760] x1 : ffff800013473000 x0 : 0000000000000001 
 1673 00:23:24.099370  <4>[  243.205343] Call trace:
 1674 00:23:24.099764  <4>[  243.208054]  lkdtm_WARNING+0x28/0x34
 1675 00:23:24.120288  <4>[  243.211892]  direct_entry+0xd0/0x140
 1676 00:23:24.120759  <4>[  243.215735]  full_proxy_write+0x68/0xbc
 1677 00:23:24.121168  <4>[  243.219836]  vfs_write+0xec/0x20c
 1678 00:23:24.121971  <4>[  243.223413]  ksys_write+0x70/0x100
 1679 00:23:24.122373  <4>[  243.227078]  __arm64_sys_write+0x24/0x30
 1680 00:23:24.141812  <4>[  243.231270]  el0_svc_common.constprop.0+0x84/0x1e0
 1681 00:23:24.142286  <4>[  243.236324]  do_el0_svc+0x2c/0xa4
 1682 00:23:24.142695  <4>[  243.239907]  el0_svc+0x20/0x30
 1683 00:23:24.143118  <4>[  243.243225]  el0_sync_handler+0xb0/0xb4
 1684 00:23:24.143505  <4>[  243.247324]  el0_sync+0x180/0x1c0
 1685 00:23:24.143886  <4>[  243.250901] irq event stamp: 0
 1686 00:23:24.164454  <4>[  243.254224] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1687 00:23:24.164931  <4>[  243.260761] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1688 00:23:24.165344  <4>[  243.269203] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1689 00:23:24.171990  <4>[  243.277642] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1690 00:23:24.175240  <4>[  243.284169] ---[ end trace 61669203b1dfed40 ]---
 1691 00:23:24.276955  # [  243.016216] lkdtm: Performing direct entry WARNING
 1692 00:23:24.277427  # [  243.021457] ------------[ cut here ]------------
 1693 00:23:24.278250  # [  243.026362] WARNING: CPU: 3 PID: 867 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1694 00:23:24.342832  # [  243.035060] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1695 00:23:24.343333  # [  243.088686] CPU: 3 PID: 867 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1696 00:23:24.344161  # [  243.096603] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1697 00:23:24.365358  # [  243.103221] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1698 00:23:24.365832  # [  243.109493] pc : lkdtm_WARNING+0x28/0x34
 1699 00:23:24.366241  # [  243.113679] lr : lkdtm_do_action+0x24/0x40
 1700 00:23:24.366633  # [  243.118036] sp : ffff800014823d10
 1701 00:23:24.367051  # [  243.121611] x29: ffff800014823d10 x28: ffff0005c79f6200 
 1702 00:23:24.388030  # [  243.127194] x27: 0000000000000000 x26: 0000000000000000 
 1703 00:23:24.388501  # [  243.132776] x25: ffff8000114c3210 x24: ffff800014823e20 
 1704 00:23:24.388908  # [  243.138358] x23: 0000000000000008 x22: ffff0005c3eea000 
 1705 00:23:24.389300  # [  243.143940] x21: ffff8000119d3470 x20: ffff8000114c3230 
 1706 00:23:24.409500  # [  243.149522] x19: 0000000000000002 x18: 0000000000000001 
 1707 00:23:24.409972  # [  243.155104] x17: 0000000000000000 x16: 0000000000000000 
 1708 00:23:24.410819  # [  243.160686] x15: 0000000000000030 x14: ffffffffffffffff 
 1709 00:23:24.411228  # [  243.166268] x13: ffff800094823a0a x12: ffff800014823a13 
 1710 00:23:24.432091  # [  243.171850] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1711 00:23:24.432563  # [  243.177432] x9 : ffff800010a01854 x8 : ffff80001255ff48 
 1712 00:23:24.433389  # [  243.183014] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1713 00:23:24.433798  # [  243.188596] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 1714 00:23:24.454664  # [  243.194178] x3 : 0000000000000000 x2 : 0000000000000000 
 1715 00:23:24.455161  # [  243.199760] x1 : ffff800013473000 x0 : 0000000000000001 
 1716 00:23:24.455571  # [  243.205343] Call trace:
 1717 00:23:24.455962  # [  243.208054]  lkdtm_WARNING+0x28/0x34
 1718 00:23:24.456767  # [  243.211892]  direct_entry+0xd0/0x140
 1719 00:23:24.457164  # [  243.215735]  full_proxy_write+0x68/0xbc
 1720 00:23:24.476268  # [  243.219836]  vfs_write+0xec/0x20c
 1721 00:23:24.476739  # [  243.223413]  ksys_write+0x70/0x100
 1722 00:23:24.477145  # [  243.227078]  __arm64_sys_write+0x24/0x30
 1723 00:23:24.477957  # [  243.231270]  el0_svc_common.constprop.0+0x84/0x1e0
 1724 00:23:24.478358  # [  243.236324]  do_el0_svc+0x2c/0xa4
 1725 00:23:24.498833  # [  243.239907]  el0_svc+0x20/0x30
 1726 00:23:24.499302  # [  243.243225]  el0_sync_handler+0xb0/0xb4
 1727 00:23:24.499710  # [  243.247324]  el0_sync+0x180/0x1c0
 1728 00:23:24.500098  # [  243.250901] irq event stamp: 0
 1729 00:23:24.500900  # [  243.254224] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1730 00:23:24.520517  # [  243.260761] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1731 00:23:24.521413  # [  243.269203] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1732 00:23:24.521831  # [  243.277642] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1733 00:23:24.530269  # [  243.284169] ---[ end trace 61669203b1dfed40 ]---
 1734 00:23:24.530764  # WARNING: saw 'WARNING:': ok
 1735 00:23:24.533498  ok 3 selftests: lkdtm: WARNING.sh
 1736 00:23:24.533971  # selftests: lkdtm: WARNING_MESSAGE.sh
 1737 00:23:25.275597  <6>[  244.378133] lkdtm: Performing direct entry WARNING_MESSAGE
 1738 00:23:25.276078  <4>[  244.384014] ------------[ cut here ]------------
 1739 00:23:25.279849  <4>[  244.388954] Warning message trigger count: 2
 1740 00:23:25.289684  <4>[  244.393655] WARNING: CPU: 5 PID: 902 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1741 00:23:25.354233  <4>[  244.403052] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1742 00:23:25.355158  <4>[  244.456629] CPU: 5 PID: 902 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1743 00:23:25.375936  <4>[  244.464544] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1744 00:23:25.376414  <4>[  244.471160] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1745 00:23:25.376822  <4>[  244.477427] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1746 00:23:25.377599  <4>[  244.482304] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1747 00:23:25.378005  <4>[  244.487179] sp : ffff8000148dbd00
 1748 00:23:25.398525  <4>[  244.490752] x29: ffff8000148dbd00 x28: ffff0005c3094980 
 1749 00:23:25.399028  <4>[  244.496331] x27: 0000000000000000 x26: 0000000000000000 
 1750 00:23:25.399867  <4>[  244.501909] x25: ffff8000114c3210 x24: ffff8000148dbe20 
 1751 00:23:25.400276  <4>[  244.507486] x23: 0000000000000010 x22: ffff0005c90ae000 
 1752 00:23:25.421062  <4>[  244.513065] x21: ffff8000119d3478 x20: ffff8000114c3240 
 1753 00:23:25.421538  <4>[  244.518642] x19: 0000000000000003 x18: 0000000000000000 
 1754 00:23:25.421948  <4>[  244.524220] x17: 0000000000000000 x16: 0000000000000000 
 1755 00:23:25.422794  <4>[  244.529798] x15: 0000000000000030 x14: ffffffffffffffff 
 1756 00:23:25.442668  <4>[  244.535376] x13: ffff8000948db9aa x12: ffff8000148db9b2 
 1757 00:23:25.443169  <4>[  244.540955] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1758 00:23:25.443581  <4>[  244.546533] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 1759 00:23:25.443977  <4>[  244.552111] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1760 00:23:25.465310  <4>[  244.557689] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 1761 00:23:25.465785  <4>[  244.563267] x3 : 0000000000000000 x2 : 0000000000000000 
 1762 00:23:25.466195  <4>[  244.568844] x1 : 0000000000000000 x0 : ffff0005c3094980 
 1763 00:23:25.467013  <4>[  244.574424] Call trace:
 1764 00:23:25.487938  <4>[  244.577131]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1765 00:23:25.488413  <4>[  244.581663]  lkdtm_do_action+0x24/0x40
 1766 00:23:25.488821  <4>[  244.585673]  direct_entry+0xd0/0x140
 1767 00:23:25.489214  <4>[  244.589513]  full_proxy_write+0x68/0xbc
 1768 00:23:25.489599  <4>[  244.593612]  vfs_write+0xec/0x20c
 1769 00:23:25.490413  <4>[  244.597186]  ksys_write+0x70/0x100
 1770 00:23:25.509505  <4>[  244.600848]  __arm64_sys_write+0x24/0x30
 1771 00:23:25.509979  <4>[  244.605037]  el0_svc_common.constprop.0+0x84/0x1e0
 1772 00:23:25.510390  <4>[  244.610088]  do_el0_svc+0x2c/0xa4
 1773 00:23:25.511243  <4>[  244.613670]  el0_svc+0x20/0x30
 1774 00:23:25.511650  <4>[  244.616985]  el0_sync_handler+0xb0/0xb4
 1775 00:23:25.512041  <4>[  244.621083]  el0_sync+0x180/0x1c0
 1776 00:23:25.533234  <4>[  244.624657] irq event stamp: 0
 1777 00:23:25.533707  <4>[  244.627978] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1778 00:23:25.534119  <4>[  244.634511] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1779 00:23:25.546169  <4>[  244.642949] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1780 00:23:25.546637  <4>[  244.651386] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1781 00:23:25.549417  <4>[  244.657912] ---[ end trace 61669203b1dfed41 ]---
 1782 00:23:26.120852  # [  244.378133] lkdtm: Performing direct entry WARNING_MESSAGE
 1783 00:23:26.121326  # [  244.384014] ------------[ cut here ]------------
 1784 00:23:26.121734  # [  244.388954] Warning message trigger count: 2
 1785 00:23:26.142366  # [  244.393655] WARNING: CPU: 5 PID: 902 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1786 00:23:26.187616  # [  244.403052] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1787 00:23:26.188116  # [  244.456629] CPU: 5 PID: 902 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1788 00:23:26.210220  # [  244.464544] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1789 00:23:26.210691  # [  244.471160] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1790 00:23:26.211157  # [  244.477427] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1791 00:23:26.211550  # [  244.482304] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1792 00:23:26.211933  # [  244.487179] sp : ffff8000148dbd00
 1793 00:23:26.231726  # [  244.490752] x29: ffff8000148dbd00 x28: ffff0005c3094980 
 1794 00:23:26.232198  # [  244.496331] x27: 0000000000000000 x26: 0000000000000000 
 1795 00:23:26.232606  # [  244.501909] x25: ffff8000114c3210 x24: ffff8000148dbe20 
 1796 00:23:26.232997  # [  244.507486] x23: 0000000000000010 x22: ffff0005c90ae000 
 1797 00:23:26.254409  # [  244.513065] x21: ffff8000119d3478 x20: ffff8000114c3240 
 1798 00:23:26.254909  # [  244.518642] x19: 0000000000000003 x18: 0000000000000000 
 1799 00:23:26.255319  # [  244.524220] x17: 0000000000000000 x16: 0000000000000000 
 1800 00:23:26.255709  # [  244.529798] x15: 0000000000000030 x14: ffffffffffffffff 
 1801 00:23:26.276890  # [  244.535376] x13: ffff8000948db9aa x12: ffff8000148db9b2 
 1802 00:23:26.277359  # [  244.540955] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1803 00:23:26.277764  # [  244.546533] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 1804 00:23:26.278597  # [  244.552111] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1805 00:23:26.298362  # [  244.557689] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 1806 00:23:26.298859  # [  244.563267] x3 : 0000000000000000 x2 : 0000000000000000 
 1807 00:23:26.299270  # [  244.568844] x1 : 0000000000000000 x0 : ffff0005c3094980 
 1808 00:23:26.300112  # [  244.574424] Call trace:
 1809 00:23:26.300515  # [  244.577131]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1810 00:23:26.320992  # [  244.581663]  lkdtm_do_action+0x24/0x40
 1811 00:23:26.321461  # [  244.585673]  direct_entry+0xd0/0x140
 1812 00:23:26.321868  # [  244.589513]  full_proxy_write+0x68/0xbc
 1813 00:23:26.322257  # [  244.593612]  vfs_write+0xec/0x20c
 1814 00:23:26.323083  # [  244.597186]  ksys_write+0x70/0x100
 1815 00:23:26.342552  # [  244.600848]  __arm64_sys_write+0x24/0x30
 1816 00:23:26.343229  # [  244.605037]  el0_svc_common.constprop.0+0x84/0x1e0
 1817 00:23:26.344271  # [  244.610088]  do_el0_svc+0x2c/0xa4
 1818 00:23:26.344830  # [  244.613670]  el0_svc+0x20/0x30
 1819 00:23:26.345172  # [  244.616985]  el0_sync_handler+0xb0/0xb4
 1820 00:23:26.345531  # [  244.621083]  el0_sync+0x180/0x1c0
 1821 00:23:26.366319  # [  244.624657] irq event stamp: 0
 1822 00:23:26.366698  # [  244.627978] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1823 00:23:26.367049  # [  244.634511] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1824 00:23:26.387694  # [  244.642949] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 1825 00:23:26.388132  # [  244.651386] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1826 00:23:26.388862  # [  244.657912] ---[ end trace 61669203b1dfed41 ]---
 1827 00:23:26.389223  # WARNING_MESSAGE: saw 'message trigger': ok
 1828 00:23:26.389538  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1829 00:23:26.390287  # selftests: lkdtm: EXCEPTION.sh
 1830 00:23:26.543049  <6>[  245.651070] lkdtm: Performing direct entry EXCEPTION
 1831 00:23:26.551670  <1>[  245.656424] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1832 00:23:26.554985  <1>[  245.665643] Mem abort info:
 1833 00:23:26.558405  <1>[  245.668826]   ESR = 0x96000044
 1834 00:23:26.565012  <1>[  245.672360]   EC = 0x25: DABT (current EL), IL = 32 bits
 1835 00:23:26.568272  <1>[  245.677973]   SET = 0, FnV = 0
 1836 00:23:26.571647  <1>[  245.681602]   EA = 0, S1PTW = 0
 1837 00:23:26.574878  <1>[  245.685046] Data abort info:
 1838 00:23:26.585698  <1>[  245.688295]   ISV = 0, ISS = 0x00000044
 1839 00:23:26.586167  <1>[  245.692416]   CM = 0, WnR = 1
 1840 00:23:26.588843  <1>[  245.695667] user pgtable: 4k pages, 48-bit VAs, pgdp=000000060791b000
 1841 00:23:26.596481  <1>[  245.702438] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1842 00:23:26.615797  <0>[  245.709632] Internal error: Oops: 96000044 [#2] PREEMPT SMP
 1843 00:23:26.661156  <4>[  245.715464] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1844 00:23:26.682596  <4>[  245.768927] CPU: 0 PID: 934 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1845 00:23:26.683095  <4>[  245.776838] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1846 00:23:26.683960  <4>[  245.783450] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1847 00:23:26.684366  <4>[  245.789722] pc : lkdtm_EXCEPTION+0x14/0x1c
 1848 00:23:26.684752  <4>[  245.794076] lr : lkdtm_do_action+0x24/0x40
 1849 00:23:26.705158  <4>[  245.798427] sp : ffff80001495bd10
 1850 00:23:26.705622  <4>[  245.801996] x29: ffff80001495bd10 x28: ffff0005c8000000 
 1851 00:23:26.706479  <4>[  245.807568] x27: 0000000000000000 x26: 0000000000000000 
 1852 00:23:26.706913  <4>[  245.813139] x25: ffff8000114c3210 x24: ffff80001495be20 
 1853 00:23:26.726797  <4>[  245.818710] x23: 000000000000000a x22: ffff0005c3e31000 
 1854 00:23:26.727262  <4>[  245.824280] x21: ffff8000119d3488 x20: ffff8000114c3250 
 1855 00:23:26.727662  <4>[  245.829850] x19: 0000000000000004 x18: 0000000000000000 
 1856 00:23:26.728505  <4>[  245.835420] x17: 0000000000000000 x16: 0000000000000000 
 1857 00:23:26.749416  <4>[  245.840990] x15: 0000000000000030 x14: ffffffffffffffff 
 1858 00:23:26.749879  <4>[  245.846560] x13: ffff80009495ba0a x12: ffff80001495ba12 
 1859 00:23:26.750281  <4>[  245.852130] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1860 00:23:26.750675  <4>[  245.857700] x9 : ffff800010a01854 x8 : ffff80001255ff48 
 1861 00:23:26.771983  <4>[  245.863270] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1862 00:23:26.772457  <4>[  245.868840] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 1863 00:23:26.773326  <4>[  245.874409] x3 : 0000000000000000 x2 : 0000000000000000 
 1864 00:23:26.773734  <4>[  245.879979] x1 : ffff0005c8000000 x0 : 0000000000000000 
 1865 00:23:26.793625  <4>[  245.885550] Call trace:
 1866 00:23:26.794100  <4>[  245.888253]  lkdtm_EXCEPTION+0x14/0x1c
 1867 00:23:26.794513  <4>[  245.892258]  direct_entry+0xd0/0x140
 1868 00:23:26.794940  <4>[  245.896093]  full_proxy_write+0x68/0xbc
 1869 00:23:26.795326  <4>[  245.900188]  vfs_write+0xec/0x20c
 1870 00:23:26.795708  <4>[  245.903758]  ksys_write+0x70/0x100
 1871 00:23:26.817313  <4>[  245.907415]  __arm64_sys_write+0x24/0x30
 1872 00:23:26.817783  <4>[  245.911598]  el0_svc_common.constprop.0+0x84/0x1e0
 1873 00:23:26.818191  <4>[  245.916645]  do_el0_svc+0x2c/0xa4
 1874 00:23:26.818583  <4>[  245.920221]  el0_svc+0x20/0x30
 1875 00:23:26.819002  <4>[  245.923532]  el0_sync_handler+0xb0/0xb4
 1876 00:23:26.819384  <4>[  245.927625]  el0_sync+0x180/0x1c0
 1877 00:23:26.825858  <0>[  245.931199] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1878 00:23:26.830457  <4>[  245.937551] ---[ end trace 61669203b1dfed42 ]---
 1879 00:23:26.833704  # Segmentation fault
 1880 00:23:27.102236  # [  245.651070] lkdtm: Performing direct entry EXCEPTION
 1881 00:23:27.103169  # [  245.656424] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1882 00:23:27.103596  # [  245.665643] Mem abort info:
 1883 00:23:27.103996  # [  245.668826]   ESR = 0x96000044
 1884 00:23:27.123833  # [  245.672360]   EC = 0x25: DABT (current EL), IL = 32 bits
 1885 00:23:27.124304  # [  245.677973]   SET = 0, FnV = 0
 1886 00:23:27.124711  # [  245.681602]   EA = 0, S1PTW = 0
 1887 00:23:27.125104  # [  245.685046] Data abort info:
 1888 00:23:27.125485  # [  245.688295]   ISV = 0, ISS = 0x00000044
 1889 00:23:27.125863  # [  245.692416]   CM = 0, WnR = 1
 1890 00:23:27.146347  # [  245.695667] user pgtable: 4k pages, 48-bit VAs, pgdp=000000060791b000
 1891 00:23:27.147305  # [  245.702438] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1892 00:23:27.147726  # [  245.709632] Internal error: Oops: 96000044 [#2] PREEMPT SMP
 1893 00:23:27.213168  # [  245.715464] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1894 00:23:27.213671  # [  245.768927] CPU: 0 PID: 934 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1895 00:23:27.214545  # [  245.776838] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1896 00:23:27.234745  # [  245.783450] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1897 00:23:27.235220  # [  245.789722] pc : lkdtm_EXCEPTION+0x14/0x1c
 1898 00:23:27.235630  # [  245.794076] lr : lkdtm_do_action+0x24/0x40
 1899 00:23:27.236488  # [  245.798427] sp : ffff80001495bd10
 1900 00:23:27.236890  # [  245.801996] x29: ffff80001495bd10 x28: ffff0005c8000000 
 1901 00:23:27.257270  # [  245.807568] x27: 0000000000000000 x26: 0000000000000000 
 1902 00:23:27.257742  # [  245.813139] x25: ffff8000114c3210 x24: ffff80001495be20 
 1903 00:23:27.258618  # [  245.818710] x23: 000000000000000a x22: ffff0005c3e31000 
 1904 00:23:27.259053  # [  245.824280] x21: ffff8000119d3488 x20: ffff8000114c3250 
 1905 00:23:27.279913  # [  245.829850] x19: 0000000000000004 x18: 0000000000000000 
 1906 00:23:27.280386  # [  245.835420] x17: 0000000000000000 x16: 0000000000000000 
 1907 00:23:27.280794  # [  245.840990] x15: 0000000000000030 x14: ffffffffffffffff 
 1908 00:23:27.281652  # [  245.846560] x13: ffff80009495ba0a x12: ffff80001495ba12 
 1909 00:23:27.301472  # [  245.852130] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 1910 00:23:27.301943  # [  245.857700] x9 : ffff800010a01854 x8 : ffff80001255ff48 
 1911 00:23:27.302841  # [  245.863270] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 1912 00:23:27.303252  # [  245.868840] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 1913 00:23:27.324028  # [  245.874409] x3 : 0000000000000000 x2 : 0000000000000000 
 1914 00:23:27.324498  # [  245.879979] x1 : ffff0005c8000000 x0 : 0000000000000000 
 1915 00:23:27.324905  # [  245.885550] Call trace:
 1916 00:23:27.325295  # [  245.888253]  lkdtm_EXCEPTION+0x14/0x1c
 1917 00:23:27.326148  # [  245.892258]  direct_entry+0xd0/0x140
 1918 00:23:27.326545  # [  245.896093]  full_proxy_write+0x68/0xbc
 1919 00:23:27.346689  # [  245.900188]  vfs_write+0xec/0x20c
 1920 00:23:27.347184  # [  245.903758]  ksys_write+0x70/0x100
 1921 00:23:27.347590  # [  245.907415]  __arm64_sys_write+0x24/0x30
 1922 00:23:27.347982  # [  245.911598]  el0_svc_common.constprop.0+0x84/0x1e0
 1923 00:23:27.348368  # [  245.916645]  do_el0_svc+0x2c/0xa4
 1924 00:23:27.348747  # [  245.920221]  el0_svc+0x20/0x30
 1925 00:23:27.369201  # [  245.923532]  el0_sync_handler+0xb0/0xb4
 1926 00:23:27.369673  # [  245.927625]  el0_sync+0x180/0x1c0
 1927 00:23:27.370082  # [  245.931199] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1928 00:23:27.370980  # [  245.937551] ---[ end trace 61669203b1dfed42 ]---
 1929 00:23:27.371390  # EXCEPTION: saw 'call trace:': ok
 1930 00:23:27.373612  ok 5 selftests: lkdtm: EXCEPTION.sh
 1931 00:23:27.393656  # selftests: lkdtm: LOOP.sh
 1932 00:23:28.149620  # Skipping LOOP: Hangs the system
 1933 00:23:28.164344  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1934 00:23:28.188899  # selftests: lkdtm: EXHAUST_STACK.sh
 1935 00:23:28.349495  # Skipping EXHAUST_STACK: Corrupts memory on failure
 1936 00:23:28.364391  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 1937 00:23:28.389856  # selftests: lkdtm: CORRUPT_STACK.sh
 1938 00:23:28.532595  # Skipping CORRUPT_STACK: Crashes entire system on success
 1939 00:23:28.547530  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 1940 00:23:28.574082  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 1941 00:23:28.713678  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 1942 00:23:28.729629  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 1943 00:23:28.753062  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 1944 00:23:29.166958  <6>[  248.269953] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1945 00:23:29.167431  <6>[  248.276015] lkdtm: attempting good list addition
 1946 00:23:29.172337  <6>[  248.280967] lkdtm: attempting corrupted list addition
 1947 00:23:29.177900  <3>[  248.286413] lkdtm: list_add() corruption not detected!
 1948 00:23:29.278840  # [  248.269953] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 1949 00:23:29.279301  # [  248.276015] lkdtm: attempting good list addition
 1950 00:23:29.279695  # [  248.280967] lkdtm: attempting corrupted list addition
 1951 00:23:29.282047  # [  248.286413] lkdtm: list_add() corruption not detected!
 1952 00:23:29.296735  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 1953 00:23:29.375974  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 1954 00:23:29.400556  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 1955 00:23:29.828329  <6>[  248.931399] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1956 00:23:29.828797  <6>[  248.937430] lkdtm: attempting good list removal
 1957 00:23:29.834835  <6>[  248.942501] lkdtm: attempting corrupted list removal
 1958 00:23:29.840247  <3>[  248.947824] lkdtm: list_del() corruption not detected!
 1959 00:23:29.934833  # [  248.931399] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 1960 00:23:29.935306  # [  248.937430] lkdtm: attempting good list removal
 1961 00:23:29.935713  # [  248.942501] lkdtm: attempting corrupted list removal
 1962 00:23:29.938082  # [  248.947824] lkdtm: list_del() corruption not detected!
 1963 00:23:29.955865  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 1964 00:23:30.021541  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 1965 00:23:30.044902  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 1966 00:23:30.428391  <6>[  249.531138] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 1967 00:23:30.431495  <6>[  249.537790] lkdtm: attempting bad read from page below current stack
 1968 00:23:30.441113  <1>[  249.546301] Unable to handle kernel paging request at virtual address ffff800014dcffff
 1969 00:23:30.444476  <1>[  249.555214] Mem abort info:
 1970 00:23:30.448702  <1>[  249.558936]   ESR = 0x96000007
 1971 00:23:30.461898  <1>[  249.562551]   EC = 0x25: DABT (current EL), IL = 32 bits
 1972 00:23:30.462366  <1>[  249.568179]   SET = 0, FnV = 0
 1973 00:23:30.465051  <1>[  249.571498]   EA = 0, S1PTW = 0
 1974 00:23:30.465511  <1>[  249.574918] Data abort info:
 1975 00:23:30.468466  <1>[  249.578195]   ISV = 0, ISS = 0x00000007
 1976 00:23:30.471692  <1>[  249.582314]   CM = 0, WnR = 0
 1977 00:23:30.479231  <1>[  249.585612] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 1978 00:23:30.492295  <1>[  249.592741] [ffff800014dcffff] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060797c003, pte=0000000000000000
 1979 00:23:30.511698  <0>[  249.605630] Internal error: Oops: 96000007 [#3] PREEMPT SMP
 1980 00:23:30.556873  <4>[  249.611463] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 1981 00:23:30.578489  <4>[  249.664926] CPU: 0 PID: 1169 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 1982 00:23:30.578985  <4>[  249.672924] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 1983 00:23:30.579387  <4>[  249.679535] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1984 00:23:30.580259  <4>[  249.685808] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 1985 00:23:30.601109  <4>[  249.691463] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 1986 00:23:30.601572  <4>[  249.697116] sp : ffff800014dd3ce0
 1987 00:23:30.601972  <4>[  249.700686] x29: ffff800014dd3ce0 x28: ffff0005c755b100 
 1988 00:23:30.602864  <4>[  249.706258] x27: 0000000000000000 x26: 0000000000000000 
 1989 00:23:30.622755  <4>[  249.711829] x25: ffff8000114c3210 x24: ffff800014dd3e20 
 1990 00:23:30.623222  <4>[  249.717399] x23: 0000000000000019 x22: ffff0005c77a6000 
 1991 00:23:30.623621  <4>[  249.722969] x21: ffff8000119d3508 x20: ffff8000114c32c0 
 1992 00:23:30.624491  <4>[  249.728539] x19: ffff800014dd0000 x18: 0000000000000000 
 1993 00:23:30.645154  <4>[  249.734109] x17: 0000000000000000 x16: 0000000000000000 
 1994 00:23:30.645626  <4>[  249.739680] x15: 0000000000000000 x14: 0000000000000000 
 1995 00:23:30.646523  <4>[  249.745249] x13: 0000000000000000 x12: 0000000000000000 
 1996 00:23:30.646964  <4>[  249.750820] x11: 000000281f17a4ea x10: 0000000000001440 
 1997 00:23:30.667891  <4>[  249.756390] x9 : ffff80001012d054 x8 : 0000000000000000 
 1998 00:23:30.668364  <4>[  249.761960] x7 : 00d35aabd91ec8c8 x6 : ffff800012531000 
 1999 00:23:30.668773  <4>[  249.767530] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 2000 00:23:30.669655  <4>[  249.773100] x3 : 0000000000000000 x2 : 0000000000000000 
 2001 00:23:30.689520  <4>[  249.778671] x1 : ffff0005c755b100 x0 : ffff8000119d3fc8 
 2002 00:23:30.689991  <4>[  249.784242] Call trace:
 2003 00:23:30.690397  <4>[  249.786946]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2004 00:23:30.690815  <4>[  249.792259]  lkdtm_do_action+0x24/0x40
 2005 00:23:30.691203  <4>[  249.796264]  direct_entry+0xd0/0x140
 2006 00:23:30.691582  <4>[  249.800099]  full_proxy_write+0x68/0xbc
 2007 00:23:30.713150  <4>[  249.804194]  vfs_write+0xec/0x20c
 2008 00:23:30.713624  <4>[  249.807765]  ksys_write+0x70/0x100
 2009 00:23:30.714031  <4>[  249.811422]  __arm64_sys_write+0x24/0x30
 2010 00:23:30.714422  <4>[  249.815604]  el0_svc_common.constprop.0+0x84/0x1e0
 2011 00:23:30.714835  <4>[  249.820651]  do_el0_svc+0x2c/0xa4
 2012 00:23:30.715218  <4>[  249.824224]  el0_svc+0x20/0x30
 2013 00:23:30.729358  <4>[  249.827534]  el0_sync_handler+0xb0/0xb4
 2014 00:23:30.729829  <4>[  249.831625]  el0_sync+0x180/0x1c0
 2015 00:23:30.730746  <0>[  249.835200] Code: 913e2000 97ffe07e f0003dc0 913f2000 (385ff261) 
 2016 00:23:30.732622  <4>[  249.841550] ---[ end trace 61669203b1dfed43 ]---
 2017 00:23:30.736856  # Segmentation fault
 2018 00:23:30.993689  # [  249.531138] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2019 00:23:30.994161  # [  249.537790] lkdtm: attempting bad read from page below current stack
 2020 00:23:30.995071  # [  249.546301] Unable to handle kernel paging request at virtual address ffff800014dcffff
 2021 00:23:31.015275  # [  249.555214] Mem abort info:
 2022 00:23:31.015743  # [  249.558936]   ESR = 0x96000007
 2023 00:23:31.016149  # [  249.562551]   EC = 0x25: DABT (current EL), IL = 32 bits
 2024 00:23:31.017036  # [  249.568179]   SET = 0, FnV = 0
 2025 00:23:31.017442  # [  249.571498]   EA = 0, S1PTW = 0
 2026 00:23:31.017829  # [  249.574918] Data abort info:
 2027 00:23:31.037796  # [  249.578195]   ISV = 0, ISS = 0x00000007
 2028 00:23:31.038265  # [  249.582314]   CM = 0, WnR = 0
 2029 00:23:31.038672  # [  249.585612] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2030 00:23:31.060411  # [  249.592741] [ffff800014dcffff] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060797c003, pte=0000000000000000
 2031 00:23:31.060888  # [  249.605630] Internal error: Oops: 96000007 [#3] PREEMPT SMP
 2032 00:23:31.104756  # [  249.611463] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2033 00:23:31.126209  # [  249.664926] CPU: 0 PID: 1169 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2034 00:23:31.126684  # [  249.672924] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2035 00:23:31.127124  # [  249.679535] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2036 00:23:31.128019  # [  249.685808] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2037 00:23:31.148860  # [  249.691463] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2038 00:23:31.149332  # [  249.697116] sp : ffff800014dd3ce0
 2039 00:23:31.149739  # [  249.700686] x29: ffff800014dd3ce0 x28: ffff0005c755b100 
 2040 00:23:31.150633  # [  249.706258] x27: 0000000000000000 x26: 0000000000000000 
 2041 00:23:31.171635  # [  249.711829] x25: ffff8000114c3210 x24: ffff800014dd3e20 
 2042 00:23:31.172106  # [  249.717399] x23: 0000000000000019 x22: ffff0005c77a6000 
 2043 00:23:31.172514  # [  249.722969] x21: ffff8000119d3508 x20: ffff8000114c32c0 
 2044 00:23:31.172909  # [  249.728539] x19: ffff800014dd0000 x18: 0000000000000000 
 2045 00:23:31.194200  # [  249.734109] x17: 0000000000000000 x16: 0000000000000000 
 2046 00:23:31.194670  # [  249.739680] x15: 0000000000000000 x14: 0000000000000000 
 2047 00:23:31.195112  # [  249.745249] x13: 0000000000000000 x12: 0000000000000000 
 2048 00:23:31.195503  # [  249.750820] x11: 000000281f17a4ea x10: 0000000000001440 
 2049 00:23:31.215728  # [  249.756390] x9 : ffff80001012d054 x8 : 0000000000000000 
 2050 00:23:31.216198  # [  249.761960] x7 : 00d35aabd91ec8c8 x6 : ffff800012531000 
 2051 00:23:31.217118  # [  249.767530] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 2052 00:23:31.217528  # [  249.773100] x3 : 0000000000000000 x2 : 0000000000000000 
 2053 00:23:31.237388  # [  249.778671] x1 : ffff0005c755b100 x0 : ffff8000119d3fc8 
 2054 00:23:31.237859  # [  249.784242] Call trace:
 2055 00:23:31.238264  # [  249.786946]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2056 00:23:31.238654  # [  249.792259]  lkdtm_do_action+0x24/0x40
 2057 00:23:31.239071  # [  249.796264]  direct_entry+0xd0/0x140
 2058 00:23:31.239451  # [  249.800099]  full_proxy_write+0x68/0xbc
 2059 00:23:31.260941  # [  249.804194]  vfs_write+0xec/0x20c
 2060 00:23:31.261410  # [  249.807765]  ksys_write+0x70/0x100
 2061 00:23:31.261815  # [  249.811422]  __arm64_sys_write+0x24/0x30
 2062 00:23:31.262203  # [  249.815604]  el0_svc_common.constprop.0+0x84/0x1e0
 2063 00:23:31.263093  # [  249.820651]  do_el0_svc+0x2c/0xa4
 2064 00:23:31.263491  # [  249.824224]  el0_svc+0x20/0x30
 2065 00:23:31.282614  # [  249.827534]  el0_sync_handler+0xb0/0xb4
 2066 00:23:31.283110  # [  249.831625]  el0_sync+0x180/0x1c0
 2067 00:23:31.283517  # [  249.835200] Code: 913e2000 97ffe07e f0003dc0 913f2000 (385ff261) 
 2068 00:23:31.283910  # [  249.841550] ---[ end trace 61669203b1dfed43 ]---
 2069 00:23:31.284292  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 2070 00:23:31.290236  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2071 00:23:31.293496  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2072 00:23:32.320634  <6>[  251.427690] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2073 00:23:32.328064  <6>[  251.434510] lkdtm: attempting bad read from page above current stack
 2074 00:23:32.335828  <1>[  251.441276] Unable to handle kernel paging request at virtual address ffff800014e8c000
 2075 00:23:32.339134  <1>[  251.449734] Mem abort info:
 2076 00:23:32.342455  <1>[  251.452869]   ESR = 0x96000007
 2077 00:23:32.349108  <1>[  251.456450]   EC = 0x25: DABT (current EL), IL = 32 bits
 2078 00:23:32.352350  <1>[  251.462117]   SET = 0, FnV = 0
 2079 00:23:32.362962  <1>[  251.465573]   EA = 0, S1PTW = 0
 2080 00:23:32.363268  <1>[  251.469010] Data abort info:
 2081 00:23:32.363635  <1>[  251.472172]   ISV = 0, ISS = 0x00000007
 2082 00:23:32.366376  <1>[  251.476291]   CM = 0, WnR = 0
 2083 00:23:32.382605  <1>[  251.479757] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2084 00:23:32.386004  <1>[  251.486753] [ffff800014e8c000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=00000006098be003, pte=0000000000000000
 2085 00:23:32.405258  <0>[  251.499632] Internal error: Oops: 96000007 [#4] PREEMPT SMP
 2086 00:23:32.450873  <4>[  251.505463] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2087 00:23:32.472987  <4>[  251.558925] CPU: 0 PID: 1214 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2088 00:23:32.473361  <4>[  251.566922] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2089 00:23:32.474127  <4>[  251.573534] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2090 00:23:32.474451  <4>[  251.579807] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2091 00:23:32.494689  <4>[  251.585550] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2092 00:23:32.495121  <4>[  251.591289] sp : ffff800014e8bce0
 2093 00:23:32.495492  <4>[  251.594859] x29: ffff800014e8bce0 x28: ffff0005c8001880 
 2094 00:23:32.496353  <4>[  251.600430] x27: 0000000000000000 x26: 0000000000000000 
 2095 00:23:32.516231  <4>[  251.606000] x25: ffff8000114c3210 x24: ffff800014e8be20 
 2096 00:23:32.516660  <4>[  251.611570] x23: 000000000000001a x22: ffff0005c22cc000 
 2097 00:23:32.517544  <4>[  251.617140] x21: ffff8000119d3528 x20: ffff8000114c32d0 
 2098 00:23:32.517947  <4>[  251.622710] x19: ffff800014e8c000 x18: 0000000000000000 
 2099 00:23:32.539947  <4>[  251.628279] x17: 0000000000000000 x16: 0000000000000000 
 2100 00:23:32.540430  <4>[  251.633849] x15: 0000000000000030 x14: ffffffffffffffff 
 2101 00:23:32.541345  <4>[  251.639418] x13: ffff800094e8b9ca x12: ffff800014e8b9d2 
 2102 00:23:32.541749  <4>[  251.644988] x11: 0000006c9f1a8c86 x10: 0000000000001440 
 2103 00:23:32.561487  <4>[  251.650558] x9 : ffff80001012d054 x8 : 0000000000000000 
 2104 00:23:32.561965  <4>[  251.656127] x7 : 0000000000000000 x6 : ffff800012531000 
 2105 00:23:32.562364  <4>[  251.661697] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 2106 00:23:32.563285  <4>[  251.667267] x3 : 0000000000000000 x2 : 0000000000000000 
 2107 00:23:32.584118  <4>[  251.672836] x1 : ffff0005c8001880 x0 : ffff8000119d4040 
 2108 00:23:32.584594  <4>[  251.678407] Call trace:
 2109 00:23:32.584993  <4>[  251.681112]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2110 00:23:32.585378  <4>[  251.686510]  lkdtm_do_action+0x24/0x40
 2111 00:23:32.585754  <4>[  251.690517]  direct_entry+0xd0/0x140
 2112 00:23:32.586646  <4>[  251.694351]  full_proxy_write+0x68/0xbc
 2113 00:23:32.606678  <4>[  251.698445]  vfs_write+0xec/0x20c
 2114 00:23:32.607149  <4>[  251.702016]  ksys_write+0x70/0x100
 2115 00:23:32.607548  <4>[  251.705673]  __arm64_sys_write+0x24/0x30
 2116 00:23:32.607933  <4>[  251.709855]  el0_svc_common.constprop.0+0x84/0x1e0
 2117 00:23:32.608829  <4>[  251.714902]  do_el0_svc+0x2c/0xa4
 2118 00:23:32.609222  <4>[  251.718475]  el0_svc+0x20/0x30
 2119 00:23:32.624033  <4>[  251.721786]  el0_sync_handler+0xb0/0xb4
 2120 00:23:32.624503  <4>[  251.725878]  el0_sync+0x180/0x1c0
 2121 00:23:32.624902  <0>[  251.729453] Code: 97ffe068 91401273 90003de0 91010000 (39400261) 
 2122 00:23:32.630353  <4>[  251.735804] ---[ end trace 61669203b1dfed44 ]---
 2123 00:23:32.630860  # Segmentation fault
 2124 00:23:32.910723  # [  251.427690] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2125 00:23:32.911211  # [  251.434510] lkdtm: attempting bad read from page above current stack
 2126 00:23:32.912137  # [  251.441276] Unable to handle kernel paging request at virtual address ffff800014e8c000
 2127 00:23:32.933342  # [  251.449734] Mem abort info:
 2128 00:23:32.933811  # [  251.452869]   ESR = 0x96000007
 2129 00:23:32.934217  # [  251.456450]   EC = 0x25: DABT (current EL), IL = 32 bits
 2130 00:23:32.934610  # [  251.462117]   SET = 0, FnV = 0
 2131 00:23:32.935026  # [  251.465573]   EA = 0, S1PTW = 0
 2132 00:23:32.935407  # [  251.469010] Data abort info:
 2133 00:23:32.955798  # [  251.472172]   ISV = 0, ISS = 0x00000007
 2134 00:23:32.956266  # [  251.476291]   CM = 0, WnR = 0
 2135 00:23:32.956673  # [  251.479757] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2136 00:23:32.977323  # [  251.486753] [ffff800014e8c000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=00000006098be003, pte=0000000000000000
 2137 00:23:32.977833  # [  251.499632] Internal error: Oops: 96000007 [#4] PREEMPT SMP
 2138 00:23:33.021595  # [  251.505463] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2139 00:23:33.045250  # [  251.558925] CPU: 0 PID: 1214 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2140 00:23:33.045724  # [  251.566922] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2141 00:23:33.046133  # [  251.573534] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2142 00:23:33.046529  # [  251.579807] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2143 00:23:33.066597  # [  251.585550] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2144 00:23:33.067082  # [  251.591289] sp : ffff800014e8bce0
 2145 00:23:33.067492  # [  251.594859] x29: ffff800014e8bce0 x28: ffff0005c8001880 
 2146 00:23:33.068410  # [  251.600430] x27: 0000000000000000 x26: 0000000000000000 
 2147 00:23:33.088209  # [  251.606000] x25: ffff8000114c3210 x24: ffff800014e8be20 
 2148 00:23:33.088688  # [  251.611570] x23: 000000000000001a x22: ffff0005c22cc000 
 2149 00:23:33.089093  # [  251.617140] x21: ffff8000119d3528 x20: ffff8000114c32d0 
 2150 00:23:33.090016  # [  251.622710] x19: ffff800014e8c000 x18: 0000000000000000 
 2151 00:23:33.110828  # [  251.628279] x17: 0000000000000000 x16: 0000000000000000 
 2152 00:23:33.111305  # [  251.633849] x15: 0000000000000030 x14: ffffffffffffffff 
 2153 00:23:33.111712  # [  251.639418] x13: ffff800094e8b9ca x12: ffff800014e8b9d2 
 2154 00:23:33.112628  # [  251.644988] x11: 0000006c9f1a8c86 x10: 0000000000001440 
 2155 00:23:33.133525  # [  251.650558] x9 : ffff80001012d054 x8 : 0000000000000000 
 2156 00:23:33.133998  # [  251.656127] x7 : 0000000000000000 x6 : ffff800012531000 
 2157 00:23:33.134957  # [  251.661697] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 2158 00:23:33.135366  # [  251.667267] x3 : 0000000000000000 x2 : 0000000000000000 
 2159 00:23:33.156078  # [  251.672836] x1 : ffff0005c8001880 x0 : ffff8000119d4040 
 2160 00:23:33.156549  # [  251.678407] Call trace:
 2161 00:23:33.156954  # [  251.681112]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2162 00:23:33.157344  # [  251.686510]  lkdtm_do_action+0x24/0x40
 2163 00:23:33.157726  # [  251.690517]  direct_entry+0xd0/0x140
 2164 00:23:33.158633  # [  251.694351]  full_proxy_write+0x68/0xbc
 2165 00:23:33.177552  # [  251.698445]  vfs_write+0xec/0x20c
 2166 00:23:33.178023  # [  251.702016]  ksys_write+0x70/0x100
 2167 00:23:33.178430  # [  251.705673]  __arm64_sys_write+0x24/0x30
 2168 00:23:33.179380  # [  251.709855]  el0_svc_common.constprop.0+0x84/0x1e0
 2169 00:23:33.179784  # [  251.714902]  do_el0_svc+0x2c/0xa4
 2170 00:23:33.180170  # [  251.718475]  el0_svc+0x20/0x30
 2171 00:23:33.199148  # [  251.721786]  el0_sync_handler+0xb0/0xb4
 2172 00:23:33.199617  # [  251.725878]  el0_sync+0x180/0x1c0
 2173 00:23:33.200552  # [  251.729453] Code: 97ffe068 91401273 90003de0 91010000 (39400261) 
 2174 00:23:33.200964  # [  251.735804] ---[ end trace 61669203b1dfed44 ]---
 2175 00:23:33.201357  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 2176 00:23:33.206825  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2177 00:23:33.210069  # selftests: lkdtm: UNSET_SMEP.sh
 2178 00:23:34.173938  <6>[  253.280281] lkdtm: Performing direct entry UNSET_SMEP
 2179 00:23:34.177080  <3>[  253.285681] lkdtm: XFAIL: this test is x86_64-only
 2180 00:23:34.268030  # [  253.280281] lkdtm: Performing direct entry UNSET_SMEP
 2181 00:23:34.271243  # [  253.285681] lkdtm: XFAIL: this test is x86_64-only
 2182 00:23:34.296774  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 2183 00:23:34.379158  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 2184 00:23:34.403583  # selftests: lkdtm: DOUBLE_FAULT.sh
 2185 00:23:34.897801  <6>[  254.005377] lkdtm: Performing direct entry DOUBLE_FAULT
 2186 00:23:34.902213  <3>[  254.010947] lkdtm: XFAIL: this test is ia32-only
 2187 00:23:34.994317  # [  254.005377] lkdtm: Performing direct entry DOUBLE_FAULT
 2188 00:23:34.997524  # [  254.010947] lkdtm: XFAIL: this test is ia32-only
 2189 00:23:35.020853  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 2190 00:23:35.103330  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 2191 00:23:35.126797  # selftests: lkdtm: CORRUPT_PAC.sh
 2192 00:23:35.574524  <6>[  254.682041] lkdtm: Performing direct entry CORRUPT_PAC
 2193 00:23:35.580045  <3>[  254.687625] lkdtm: FAIL: CPU lacks pointer authentication feature
 2194 00:23:35.671317  # [  254.682041] lkdtm: Performing direct entry CORRUPT_PAC
 2195 00:23:35.674629  # [  254.687625] lkdtm: FAIL: CPU lacks pointer authentication feature
 2196 00:23:35.700896  # CORRUPT_PAC: missing 'call trace:': [FAIL]
 2197 00:23:35.773849  not ok 16 selftests: lkdtm: CORRUPT_PAC.sh # exit=1
 2198 00:23:35.798273  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 2199 00:23:36.231413  <6>[  255.334243] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2200 00:23:36.234766  <3>[  255.341082] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2201 00:23:36.356266  # [  255.334243] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2202 00:23:36.359589  # [  255.341082] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2203 00:23:36.377427  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 2204 00:23:36.446215  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 2205 00:23:36.471682  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 2206 00:23:36.689400  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 2207 00:23:36.701138  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 2208 00:23:36.725548  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 2209 00:23:36.874527  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 2210 00:23:36.890394  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 2211 00:23:36.913881  # selftests: lkdtm: READ_AFTER_FREE.sh
 2212 00:23:37.279611  <6>[  256.374924] lkdtm: Performing direct entry READ_AFTER_FREE
 2213 00:23:37.280083  <6>[  256.380815] lkdtm: Value in memory before free: 12345678
 2214 00:23:37.282880  <6>[  256.386448] lkdtm: Attempting bad read from freed memory
 2215 00:23:37.283352  <6>[  256.392073] lkdtm: Memory was not poisoned
 2216 00:23:37.384504  # [  256.374924] lkdtm: Performing direct entry READ_AFTER_FREE
 2217 00:23:37.384973  # [  256.380815] lkdtm: Value in memory before free: 12345678
 2218 00:23:37.385379  # [  256.386448] lkdtm: Attempting bad read from freed memory
 2219 00:23:37.387847  # [  256.392073] lkdtm: Memory was not poisoned
 2220 00:23:37.401370  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 2221 00:23:37.472322  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 2222 00:23:37.496748  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 2223 00:23:37.733393  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 2224 00:23:37.749389  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 2225 00:23:37.773705  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 2226 00:23:38.098118  <6>[  257.204620] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2227 00:23:38.110057  <6>[  257.211015] lkdtm: Value in memory before free: 12345678
 2228 00:23:38.110534  <6>[  257.216648] lkdtm: Attempting to read from freed memory
 2229 00:23:38.113203  <6>[  257.222186] lkdtm: Buddy page was not poisoned
 2230 00:23:38.214869  # [  257.204620] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2231 00:23:38.215339  # [  257.211015] lkdtm: Value in memory before free: 12345678
 2232 00:23:38.218252  # [  257.216648] lkdtm: Attempting to read from freed memory
 2233 00:23:38.218720  # [  257.222186] lkdtm: Buddy page was not poisoned
 2234 00:23:38.235952  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 2235 00:23:38.303712  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 2236 00:23:38.328177  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 2237 00:23:38.842613  <6>[  257.944958] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2238 00:23:38.843113  <6>[  257.951050] lkdtm: Attempting double slab free ...
 2239 00:23:38.939000  # [  257.944958] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2240 00:23:38.942239  # [  257.951050] lkdtm: Attempting double slab free ...
 2241 00:23:38.967552  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 2242 00:23:39.033102  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 2243 00:23:39.056371  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 2244 00:23:39.454714  <6>[  258.560239] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2245 00:23:39.458172  <6>[  258.566110] lkdtm: Attempting cross-cache slab free ...
 2246 00:23:39.566012  # [  258.560239] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2247 00:23:39.566483  # [  258.566110] lkdtm: Attempting cross-cache slab free ...
 2248 00:23:39.592375  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2249 00:23:39.669613  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2250 00:23:39.692878  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2251 00:23:40.148197  <6>[  259.249980] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2252 00:23:40.148674  <6>[  259.255802] lkdtm: Attempting non-Slab slab free ...
 2253 00:23:40.243318  # [  259.249980] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2254 00:23:40.246617  # [  259.255802] lkdtm: Attempting non-Slab slab free ...
 2255 00:23:40.275045  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2256 00:23:40.357598  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2257 00:23:40.382109  # selftests: lkdtm: SOFTLOCKUP.sh
 2258 00:23:40.534244  # Skipping SOFTLOCKUP: Hangs the system
 2259 00:23:40.551187  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2260 00:23:40.574699  # selftests: lkdtm: HARDLOCKUP.sh
 2261 00:23:40.774337  # Skipping HARDLOCKUP: Hangs the system
 2262 00:23:40.789285  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2263 00:23:40.809468  # selftests: lkdtm: SPINLOCKUP.sh
 2264 00:23:40.956386  # Skipping SPINLOCKUP: Hangs the system
 2265 00:23:40.972319  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2266 00:23:40.995700  # selftests: lkdtm: HUNG_TASK.sh
 2267 00:23:41.140566  # Skipping HUNG_TASK: Hangs the system
 2268 00:23:41.157584  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2269 00:23:41.180989  # selftests: lkdtm: EXEC_DATA.sh
 2270 00:23:41.568429  <6>[  260.676360] lkdtm: Performing direct entry EXEC_DATA
 2271 00:23:41.577247  <6>[  260.681712] lkdtm: attempting ok execution at ffff800010a02790
 2272 00:23:41.580586  <6>[  260.687891] lkdtm: attempting bad execution at ffff800013473678
 2273 00:23:41.591100  <1>[  260.694148] Unable to handle kernel execute from non-executable memory at virtual address ffff800013473678
 2274 00:23:41.610605  <1>[  260.704159] Mem abort info:
 2275 00:23:41.611111  <1>[  260.707224]   ESR = 0x8600000f
 2276 00:23:41.611522  <1>[  260.710601]   EC = 0x21: IABT (current EL), IL = 32 bits
 2277 00:23:41.611917  <1>[  260.716433]   SET = 0, FnV = 0
 2278 00:23:41.612851  <1>[  260.719781]   EA = 0, S1PTW = 0
 2279 00:23:41.617085  <1>[  260.723184] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2280 00:23:41.630285  <1>[  260.730271] [ffff800013473678] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fff9003, pte=007800004b673703
 2281 00:23:41.649506  <0>[  260.743209] Internal error: Oops: 8600000f [#5] PREEMPT SMP
 2282 00:23:41.693846  <4>[  260.749042] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2283 00:23:41.716532  <4>[  260.802504] CPU: 0 PID: 1771 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2284 00:23:41.717007  <4>[  260.810502] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2285 00:23:41.717416  <4>[  260.817114] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2286 00:23:41.718364  <4>[  260.823387] pc : data_area+0x0/0x40
 2287 00:23:41.718794  <4>[  260.827139] lr : execute_location+0x84/0xa4
 2288 00:23:41.739182  <4>[  260.831577] sp : ffff800015983cd0
 2289 00:23:41.739657  <4>[  260.835147] x29: ffff800015983cd0 x28: ffff0005c9a04980 
 2290 00:23:41.740069  <4>[  260.840719] x27: 0000000000000000 x26: 0000000000000000 
 2291 00:23:41.740462  <4>[  260.846289] x25: ffff8000114c3210 x24: ffff800015983e20 
 2292 00:23:41.760694  <4>[  260.851860] x23: 000000000000000a x22: ffff0005c4170000 
 2293 00:23:41.761168  <4>[  260.857430] x21: 0000000000000001 x20: ffff800010a02790 
 2294 00:23:41.761579  <4>[  260.863000] x19: ffff800013473678 x18: 0000000000000000 
 2295 00:23:41.761975  <4>[  260.868570] x17: 0000000000000000 x16: 0000000000000000 
 2296 00:23:41.783189  <4>[  260.874140] x15: 0000000000000030 x14: ffffffffffffffff 
 2297 00:23:41.783663  <4>[  260.879710] x13: ffff8000959839ba x12: ffff8000159839c2 
 2298 00:23:41.784072  <4>[  260.885280] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 2299 00:23:41.785023  <4>[  260.890850] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 2300 00:23:41.805778  <4>[  260.896420] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 2301 00:23:41.806252  <4>[  260.901989] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 2302 00:23:41.806663  <4>[  260.907560] x3 : 0000000000000000 x2 : 0000000000000000 
 2303 00:23:41.807648  <4>[  260.913129] x1 : ffff0005c9a04980 x0 : 0000000000000033 
 2304 00:23:41.808057  <4>[  260.918700] Call trace:
 2305 00:23:41.827431  <4>[  260.921404]  data_area+0x0/0x40
 2306 00:23:41.827903  <4>[  260.924802]  lkdtm_EXEC_DATA+0x24/0x30
 2307 00:23:41.828312  <4>[  260.928812]  lkdtm_do_action+0x24/0x40
 2308 00:23:41.828703  <4>[  260.932818]  direct_entry+0xd0/0x140
 2309 00:23:41.829088  <4>[  260.936652]  full_proxy_write+0x68/0xbc
 2310 00:23:41.849896  <4>[  260.940748]  vfs_write+0xec/0x20c
 2311 00:23:41.850368  <4>[  260.944319]  ksys_write+0x70/0x100
 2312 00:23:41.850806  <4>[  260.947976]  __arm64_sys_write+0x24/0x30
 2313 00:23:41.851770  <4>[  260.952159]  el0_svc_common.constprop.0+0x84/0x1e0
 2314 00:23:41.852179  <4>[  260.957205]  do_el0_svc+0x2c/0xa4
 2315 00:23:41.852571  <4>[  260.960779]  el0_svc+0x20/0x30
 2316 00:23:41.866337  <4>[  260.964089]  el0_sync_handler+0xb0/0xb4
 2317 00:23:41.866832  <4>[  260.968181]  el0_sync+0x180/0x1c0
 2318 00:23:41.867243  <0>[  260.971756] Code: c0d1a400 ffff0005 c0d1a500 ffff0005 (aa1e03e9) 
 2319 00:23:41.869487  <4>[  260.978108] ---[ end trace 61669203b1dfed45 ]---
 2320 00:23:41.873671  # Segmentation fault
 2321 00:23:42.156146  # [  260.676360] lkdtm: Performing direct entry EXEC_DATA
 2322 00:23:42.156619  # [  260.681712] lkdtm: attempting ok execution at ffff800010a02790
 2323 00:23:42.157025  # [  260.687891] lkdtm: attempting bad execution at ffff800013473678
 2324 00:23:42.177602  # [  260.694148] Unable to handle kernel execute from non-executable memory at virtual address ffff800013473678
 2325 00:23:42.178074  # [  260.704159] Mem abort info:
 2326 00:23:42.178471  # [  260.707224]   ESR = 0x8600000f
 2327 00:23:42.178886  # [  260.710601]   EC = 0x21: IABT (current EL), IL = 32 bits
 2328 00:23:42.179265  # [  260.716433]   SET = 0, FnV = 0
 2329 00:23:42.199131  # [  260.719781]   EA = 0, S1PTW = 0
 2330 00:23:42.199589  # [  260.723184] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2331 00:23:42.200550  # [  260.730271] [ffff800013473678] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fff9003, pte=007800004b673703
 2332 00:23:42.221731  # [  260.743209] Internal error: Oops: 8600000f [#5] PREEMPT SMP
 2333 00:23:42.266857  # [  260.749042] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2334 00:23:42.267912  # [  260.802504] CPU: 0 PID: 1771 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2335 00:23:42.288529  # [  260.810502] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2336 00:23:42.288996  # [  260.817114] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2337 00:23:42.289398  # [  260.823387] pc : data_area+0x0/0x40
 2338 00:23:42.289782  # [  260.827139] lr : execute_location+0x84/0xa4
 2339 00:23:42.311117  # [  260.831577] sp : ffff800015983cd0
 2340 00:23:42.311575  # [  260.835147] x29: ffff800015983cd0 x28: ffff0005c9a04980 
 2341 00:23:42.311975  # [  260.840719] x27: 0000000000000000 x26: 0000000000000000 
 2342 00:23:42.312927  # [  260.846289] x25: ffff8000114c3210 x24: ffff800015983e20 
 2343 00:23:42.313323  # [  260.851860] x23: 000000000000000a x22: ffff0005c4170000 
 2344 00:23:42.333675  # [  260.857430] x21: 0000000000000001 x20: ffff800010a02790 
 2345 00:23:42.334140  # [  260.863000] x19: ffff800013473678 x18: 0000000000000000 
 2346 00:23:42.334541  # [  260.868570] x17: 0000000000000000 x16: 0000000000000000 
 2347 00:23:42.334964  # [  260.874140] x15: 0000000000000030 x14: ffffffffffffffff 
 2348 00:23:42.355164  # [  260.879710] x13: ffff8000959839ba x12: ffff8000159839c2 
 2349 00:23:42.355625  # [  260.885280] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 2350 00:23:42.356024  # [  260.890850] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 2351 00:23:42.356409  # [  260.896420] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 2352 00:23:42.377795  # [  260.901989] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 2353 00:23:42.378262  # [  260.907560] x3 : 0000000000000000 x2 : 0000000000000000 
 2354 00:23:42.378662  # [  260.913129] x1 : ffff0005c9a04980 x0 : 0000000000000033 
 2355 00:23:42.379075  # [  260.918700] Call trace:
 2356 00:23:42.379452  # [  260.921404]  data_area+0x0/0x40
 2357 00:23:42.399267  # [  260.924802]  lkdtm_EXEC_DATA+0x24/0x30
 2358 00:23:42.399737  # [  260.928812]  lkdtm_do_action+0x24/0x40
 2359 00:23:42.400140  # [  260.932818]  direct_entry+0xd0/0x140
 2360 00:23:42.401101  # [  260.936652]  full_proxy_write+0x68/0xbc
 2361 00:23:42.401505  # [  260.940748]  vfs_write+0xec/0x20c
 2362 00:23:42.401895  # [  260.944319]  ksys_write+0x70/0x100
 2363 00:23:42.422039  # [  260.947976]  __arm64_sys_write+0x24/0x30
 2364 00:23:42.422508  # [  260.952159]  el0_svc_common.constprop.0+0x84/0x1e0
 2365 00:23:42.422947  # [  260.957205]  do_el0_svc+0x2c/0xa4
 2366 00:23:42.423340  # [  260.960779]  el0_svc+0x20/0x30
 2367 00:23:42.423724  # [  260.964089]  el0_sync_handler+0xb0/0xb4
 2368 00:23:42.442430  # [  260.968181]  el0_sync+0x180/0x1c0
 2369 00:23:42.442927  # [  260.971756] Code: c0d1a400 ffff0005 c0d1a500 ffff0005 (aa1e03e9) 
 2370 00:23:42.443910  # [  260.978108] ---[ end trace 61669203b1dfed45 ]---
 2371 00:23:42.444321  # EXEC_DATA: saw 'call trace:': ok
 2372 00:23:42.445829  ok 30 selftests: lkdtm: EXEC_DATA.sh
 2373 00:23:42.446299  # selftests: lkdtm: EXEC_STACK.sh
 2374 00:23:43.444202  <6>[  262.553291] lkdtm: Performing direct entry EXEC_STACK
 2375 00:23:43.451811  <6>[  262.558683] lkdtm: attempting ok execution at ffff800010a02790
 2376 00:23:43.459440  <6>[  262.566387] lkdtm: attempting bad execution at ffff800015a43cc8
 2377 00:23:43.469100  <1>[  262.572951] Unable to handle kernel execute from non-executable memory at virtual address ffff800015a43cc8
 2378 00:23:43.472522  <1>[  262.583225] Mem abort info:
 2379 00:23:43.486611  <1>[  262.587096]   ESR = 0x8600000f
 2380 00:23:43.487111  <1>[  262.590447]   EC = 0x21: IABT (current EL), IL = 32 bits
 2381 00:23:43.489896  <1>[  262.596060]   SET = 0, FnV = 0
 2382 00:23:43.490357  <1>[  262.599378]   EA = 0, S1PTW = 0
 2383 00:23:43.496456  <1>[  262.602961] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2384 00:23:43.512565  <1>[  262.610022] [ffff800015a43cc8] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060981c003, pte=0068000600fa4703
 2385 00:23:43.515985  <0>[  262.622844] Internal error: Oops: 8600000f [#6] PREEMPT SMP
 2386 00:23:43.579341  <4>[  262.628675] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2387 00:23:43.580408  <4>[  262.682139] CPU: 0 PID: 1813 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2388 00:23:43.602090  <4>[  262.690137] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2389 00:23:43.602554  <4>[  262.696748] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2390 00:23:43.602985  <4>[  262.703017] pc : 0xffff800015a43cc8
 2391 00:23:43.603372  <4>[  262.706769] lr : execute_location+0x84/0xa4
 2392 00:23:43.603749  <4>[  262.711207] sp : ffff800015a43c80
 2393 00:23:43.623631  <4>[  262.714776] x29: ffff800015a43c80 x28: ffff0005c3094980 
 2394 00:23:43.624094  <4>[  262.720347] x27: 0000000000000000 x26: 0000000000000000 
 2395 00:23:43.624493  <4>[  262.725918] x25: ffff8000114c3210 x24: ffff800015a43e20 
 2396 00:23:43.624877  <4>[  262.731489] x23: 000000000000000b x22: ffff0005c7aaf000 
 2397 00:23:43.646143  <4>[  262.737059] x21: 0000000000000001 x20: ffff800010a02790 
 2398 00:23:43.646607  <4>[  262.742629] x19: ffff800015a43cc8 x18: 0000000000000000 
 2399 00:23:43.647043  <4>[  262.748199] x17: 0000000000000000 x16: 0000000000000000 
 2400 00:23:43.648013  <4>[  262.753768] x15: 0000000000000000 x14: 0000000000000000 
 2401 00:23:43.668722  <4>[  262.759338] x13: 0000000000000000 x12: 0000000000000000 
 2402 00:23:43.669196  <4>[  262.764907] x11: 0000005b01d7f932 x10: 0000000000001440 
 2403 00:23:43.669604  <4>[  262.770477] x9 : ffff80001012d054 x8 : 0000000000000000 
 2404 00:23:43.670581  <4>[  262.776047] x7 : 0000000000000005 x6 : ffff800012531000 
 2405 00:23:43.690408  <4>[  262.781617] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2406 00:23:43.690905  <4>[  262.787187] x3 : 0000000000000000 x2 : 0000000000000000 
 2407 00:23:43.691318  <4>[  262.792756] x1 : ffff0005c3094980 x0 : 0000000000000033 
 2408 00:23:43.691711  <4>[  262.798327] Call trace:
 2409 00:23:43.692096  <4>[  262.801030]  0xffff800015a43cc8
 2410 00:23:43.713991  <4>[  262.804428]  lkdtm_EXEC_STACK+0x30/0x58
 2411 00:23:43.714461  <4>[  262.808524]  lkdtm_do_action+0x24/0x40
 2412 00:23:43.714894  <4>[  262.812530]  direct_entry+0xd0/0x140
 2413 00:23:43.715288  <4>[  262.816365]  full_proxy_write+0x68/0xbc
 2414 00:23:43.715674  <4>[  262.820461]  vfs_write+0xec/0x20c
 2415 00:23:43.716054  <4>[  262.824030]  ksys_write+0x70/0x100
 2416 00:23:43.735495  <4>[  262.827687]  __arm64_sys_write+0x24/0x30
 2417 00:23:43.735966  <4>[  262.831869]  el0_svc_common.constprop.0+0x84/0x1e0
 2418 00:23:43.736962  <4>[  262.836915]  do_el0_svc+0x2c/0xa4
 2419 00:23:43.737375  <4>[  262.840489]  el0_svc+0x20/0x30
 2420 00:23:43.737770  <4>[  262.843799]  el0_sync_handler+0xb0/0xb4
 2421 00:23:43.738154  <4>[  262.847891]  el0_sync+0x180/0x1c0
 2422 00:23:43.746393  <0>[  262.851466] Code: 10a01854 ffff8000 15a43d20 ffff8000 (aa1e03e9) 
 2423 00:23:43.746889  <4>[  262.857817] ---[ end trace 61669203b1dfed46 ]---
 2424 00:23:43.752780  # Segmentation fault
 2425 00:23:44.092988  # [  262.553291] lkdtm: Performing direct entry EXEC_STACK
 2426 00:23:44.094042  # [  262.558683] lkdtm: attempting ok execution at ffff800010a02790
 2427 00:23:44.094468  # [  262.566387] lkdtm: attempting bad execution at ffff800015a43cc8
 2428 00:23:44.114584  # [  262.572951] Unable to handle kernel execute from non-executable memory at virtual address ffff800015a43cc8
 2429 00:23:44.115087  # [  262.583225] Mem abort info:
 2430 00:23:44.115494  # [  262.587096]   ESR = 0x8600000f
 2431 00:23:44.115884  # [  262.590447]   EC = 0x21: IABT (current EL), IL = 32 bits
 2432 00:23:44.116269  # [  262.596060]   SET = 0, FnV = 0
 2433 00:23:44.136071  # [  262.599378]   EA = 0, S1PTW = 0
 2434 00:23:44.136542  # [  262.602961] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2435 00:23:44.137541  # [  262.610022] [ffff800015a43cc8] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060981c003, pte=0068000600fa4703
 2436 00:23:44.158703  # [  262.622844] Internal error: Oops: 8600000f [#6] PREEMPT SMP
 2437 00:23:44.204517  # [  262.628675] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2438 00:23:44.205008  # [  262.682139] CPU: 0 PID: 1813 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2439 00:23:44.225613  # [  262.690137] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2440 00:23:44.226083  # [  262.696748] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2441 00:23:44.226491  # [  262.703017] pc : 0xffff800015a43cc8
 2442 00:23:44.226912  # [  262.706769] lr : execute_location+0x84/0xa4
 2443 00:23:44.247160  # [  262.711207] sp : ffff800015a43c80
 2444 00:23:44.247628  # [  262.714776] x29: ffff800015a43c80 x28: ffff0005c3094980 
 2445 00:23:44.248037  # [  262.720347] x27: 0000000000000000 x26: 0000000000000000 
 2446 00:23:44.248430  # [  262.725918] x25: ffff8000114c3210 x24: ffff800015a43e20 
 2447 00:23:44.249408  # [  262.731489] x23: 000000000000000b x22: ffff0005c7aaf000 
 2448 00:23:44.269768  # [  262.737059] x21: 0000000000000001 x20: ffff800010a02790 
 2449 00:23:44.270239  # [  262.742629] x19: ffff800015a43cc8 x18: 0000000000000000 
 2450 00:23:44.270646  # [  262.748199] x17: 0000000000000000 x16: 0000000000000000 
 2451 00:23:44.271070  # [  262.753768] x15: 0000000000000000 x14: 0000000000000000 
 2452 00:23:44.292363  # [  262.759338] x13: 0000000000000000 x12: 0000000000000000 
 2453 00:23:44.292837  # [  262.764907] x11: 0000005b01d7f932 x10: 0000000000001440 
 2454 00:23:44.293244  # [  262.770477] x9 : ffff80001012d054 x8 : 0000000000000000 
 2455 00:23:44.294230  # [  262.776047] x7 : 0000000000000005 x6 : ffff800012531000 
 2456 00:23:44.315098  # [  262.781617] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2457 00:23:44.315569  # [  262.787187] x3 : 0000000000000000 x2 : 0000000000000000 
 2458 00:23:44.315976  # [  262.792756] x1 : ffff0005c3094980 x0 : 0000000000000033 
 2459 00:23:44.316368  # [  262.798327] Call trace:
 2460 00:23:44.316752  # [  262.801030]  0xffff800015a43cc8
 2461 00:23:44.336567  # [  262.804428]  lkdtm_EXEC_STACK+0x30/0x58
 2462 00:23:44.337035  # [  262.808524]  lkdtm_do_action+0x24/0x40
 2463 00:23:44.337440  # [  262.812530]  direct_entry+0xd0/0x140
 2464 00:23:44.337828  # [  262.816365]  full_proxy_write+0x68/0xbc
 2465 00:23:44.338212  # [  262.820461]  vfs_write+0xec/0x20c
 2466 00:23:44.338590  # [  262.824030]  ksys_write+0x70/0x100
 2467 00:23:44.358139  # [  262.827687]  __arm64_sys_write+0x24/0x30
 2468 00:23:44.358610  # [  262.831869]  el0_svc_common.constprop.0+0x84/0x1e0
 2469 00:23:44.359048  # [  262.836915]  do_el0_svc+0x2c/0xa4
 2470 00:23:44.359442  # [  262.840489]  el0_svc+0x20/0x30
 2471 00:23:44.360421  # [  262.843799]  el0_sync_handler+0xb0/0xb4
 2472 00:23:44.379682  # [  262.847891]  el0_sync+0x180/0x1c0
 2473 00:23:44.380151  # [  262.851466] Code: 10a01854 ffff8000 15a43d20 ffff8000 (aa1e03e9) 
 2474 00:23:44.380561  # [  262.857817] ---[ end trace 61669203b1dfed46 ]---
 2475 00:23:44.380953  # EXEC_STACK: saw 'call trace:': ok
 2476 00:23:44.383158  ok 31 selftests: lkdtm: EXEC_STACK.sh
 2477 00:23:44.383628  # selftests: lkdtm: EXEC_KMALLOC.sh
 2478 00:23:45.329939  <6>[  264.437375] lkdtm: Performing direct entry EXEC_KMALLOC
 2479 00:23:45.349283  <6>[  264.442994] lkdtm: attempting ok execution at ffff800010a02790
 2480 00:23:45.349747  <6>[  264.449166] lkdtm: attempting bad execution at ffff0005c5c21700
 2481 00:23:45.351573  <1>[  264.455423] Unable to handle kernel execute from non-executable memory at virtual address ffff0005c5c21700
 2482 00:23:45.354866  <1>[  264.465431] Mem abort info:
 2483 00:23:45.358989  <1>[  264.468695]   ESR = 0x8600000f
 2484 00:23:45.378693  <1>[  264.472097]   EC = 0x21: IABT (current EL), IL = 32 bits
 2485 00:23:45.379183  <1>[  264.477696]   SET = 0, FnV = 0
 2486 00:23:45.379584  <1>[  264.481031]   EA = 0, S1PTW = 0
 2487 00:23:45.379970  <1>[  264.484460] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2488 00:23:45.393797  <1>[  264.491451] [ffff0005c5c21700] pgd=000000067fff8003, p4d=000000067fff8003, pud=000000067fc42003, pmd=000000067fc13003, pte=0068000605c21707
 2489 00:23:45.397013  <0>[  264.504282] Internal error: Oops: 8600000f [#7] PREEMPT SMP
 2490 00:23:45.460592  <4>[  264.510114] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2491 00:23:45.461084  <4>[  264.563577] CPU: 1 PID: 1855 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2492 00:23:45.483187  <4>[  264.571575] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2493 00:23:45.483652  <4>[  264.578187] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2494 00:23:45.484657  <4>[  264.584455] pc : 0xffff0005c5c21700
 2495 00:23:45.485065  <4>[  264.588208] lr : execute_location+0x84/0xa4
 2496 00:23:45.485451  <4>[  264.592646] sp : ffff800015b13cc0
 2497 00:23:45.505721  <4>[  264.596216] x29: ffff800015b13cc0 x28: ffff0005c0d39880 
 2498 00:23:45.506185  <4>[  264.601787] x27: 0000000000000000 x26: 0000000000000000 
 2499 00:23:45.507191  <4>[  264.607359] x25: ffff8000114c3210 x24: ffff800015b13e20 
 2500 00:23:45.507604  <4>[  264.612930] x23: 000000000000000d x22: ffff0005c0a91000 
 2501 00:23:45.527320  <4>[  264.618500] x21: 0000000000000001 x20: ffff800010a02790 
 2502 00:23:45.527786  <4>[  264.624070] x19: ffff0005c5c21700 x18: 0000000000000000 
 2503 00:23:45.528791  <4>[  264.629640] x17: 0000000000000000 x16: 0000000000000000 
 2504 00:23:45.529196  <4>[  264.635211] x15: 0000000000000030 x14: ffffffffffffffff 
 2505 00:23:45.549991  <4>[  264.640781] x13: ffff800095b139aa x12: ffff800015b139b2 
 2506 00:23:45.550461  <4>[  264.646351] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 2507 00:23:45.550894  <4>[  264.651921] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 2508 00:23:45.551284  <4>[  264.657492] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 2509 00:23:45.572546  <4>[  264.663062] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2510 00:23:45.573009  <4>[  264.668632] x3 : 0000000000000000 x2 : 0000000000000000 
 2511 00:23:45.573409  <4>[  264.674203] x1 : ffff0005c0d39880 x0 : 0000000000000033 
 2512 00:23:45.573794  <4>[  264.679774] Call trace:
 2513 00:23:45.574804  <4>[  264.682478]  0xffff0005c5c21700
 2514 00:23:45.594108  <4>[  264.685881]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2515 00:23:45.594572  <4>[  264.690147]  lkdtm_do_action+0x24/0x40
 2516 00:23:45.595002  <4>[  264.694153]  direct_entry+0xd0/0x140
 2517 00:23:45.595386  <4>[  264.697987]  full_proxy_write+0x68/0xbc
 2518 00:23:45.596373  <4>[  264.702084]  vfs_write+0xec/0x20c
 2519 00:23:45.596764  <4>[  264.705654]  ksys_write+0x70/0x100
 2520 00:23:45.616747  <4>[  264.709311]  __arm64_sys_write+0x24/0x30
 2521 00:23:45.617207  <4>[  264.713494]  el0_svc_common.constprop.0+0x84/0x1e0
 2522 00:23:45.617604  <4>[  264.718541]  do_el0_svc+0x2c/0xa4
 2523 00:23:45.617990  <4>[  264.722115]  el0_svc+0x20/0x30
 2524 00:23:45.618998  <4>[  264.725426]  el0_sync_handler+0xb0/0xb4
 2525 00:23:45.627560  <4>[  264.729518]  el0_sync+0x180/0x1c0
 2526 00:23:45.628023  <0>[  264.733094] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2527 00:23:45.630837  <4>[  264.739446] ---[ end trace 61669203b1dfed47 ]---
 2528 00:23:45.634292  # Segmentation fault
 2529 00:23:45.958897  # [  264.437375] lkdtm: Performing direct entry EXEC_KMALLOC
 2530 00:23:45.959372  # [  264.442994] lkdtm: attempting ok execution at ffff800010a02790
 2531 00:23:45.959780  # [  264.449166] lkdtm: attempting bad execution at ffff0005c5c21700
 2532 00:23:45.980255  # [  264.455423] Unable to handle kernel execute from non-executable memory at virtual address ffff0005c5c21700
 2533 00:23:45.980727  # [  264.465431] Mem abort info:
 2534 00:23:45.981131  # [  264.468695]   ESR = 0x8600000f
 2535 00:23:45.981521  # [  264.472097]   EC = 0x21: IABT (current EL), IL = 32 bits
 2536 00:23:45.981907  # [  264.477696]   SET = 0, FnV = 0
 2537 00:23:46.002962  # [  264.481031]   EA = 0, S1PTW = 0
 2538 00:23:46.003434  # [  264.484460] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2539 00:23:46.003841  # [  264.491451] [ffff0005c5c21700] pgd=000000067fff8003, p4d=000000067fff8003, pud=000000067fc42003, pmd=000000067fc13003, pte=0068000605c21707
 2540 00:23:46.025417  # [  264.504282] Internal error: Oops: 8600000f [#7] PREEMPT SMP
 2541 00:23:46.069708  # [  264.510114] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2542 00:23:46.070846  # [  264.563577] CPU: 1 PID: 1855 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2543 00:23:46.091304  # [  264.571575] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2544 00:23:46.091774  # [  264.578187] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2545 00:23:46.092795  # [  264.584455] pc : 0xffff0005c5c21700
 2546 00:23:46.093207  # [  264.588208] lr : execute_location+0x84/0xa4
 2547 00:23:46.113956  # [  264.592646] sp : ffff800015b13cc0
 2548 00:23:46.114426  # [  264.596216] x29: ffff800015b13cc0 x28: ffff0005c0d39880 
 2549 00:23:46.114879  # [  264.601787] x27: 0000000000000000 x26: 0000000000000000 
 2550 00:23:46.115276  # [  264.607359] x25: ffff8000114c3210 x24: ffff800015b13e20 
 2551 00:23:46.115661  # [  264.612930] x23: 000000000000000d x22: ffff0005c0a91000 
 2552 00:23:46.136435  # [  264.618500] x21: 0000000000000001 x20: ffff800010a02790 
 2553 00:23:46.136906  # [  264.624070] x19: ffff0005c5c21700 x18: 0000000000000000 
 2554 00:23:46.137315  # [  264.629640] x17: 0000000000000000 x16: 0000000000000000 
 2555 00:23:46.138327  # [  264.635211] x15: 0000000000000030 x14: ffffffffffffffff 
 2556 00:23:46.159084  # [  264.640781] x13: ffff800095b139aa x12: ffff800015b139b2 
 2557 00:23:46.159555  # [  264.646351] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 2558 00:23:46.160581  # [  264.651921] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 2559 00:23:46.160993  # [  264.657492] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 2560 00:23:46.180677  # [  264.663062] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2561 00:23:46.181146  # [  264.668632] x3 : 0000000000000000 x2 : 0000000000000000 
 2562 00:23:46.181554  # [  264.674203] x1 : ffff0005c0d39880 x0 : 0000000000000033 
 2563 00:23:46.182569  # [  264.679774] Call trace:
 2564 00:23:46.183001  # [  264.682478]  0xffff0005c5c21700
 2565 00:23:46.202358  # [  264.685881]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2566 00:23:46.202854  # [  264.690147]  lkdtm_do_action+0x24/0x40
 2567 00:23:46.203262  # [  264.694153]  direct_entry+0xd0/0x140
 2568 00:23:46.203651  # [  264.697987]  full_proxy_write+0x68/0xbc
 2569 00:23:46.204034  # [  264.702084]  vfs_write+0xec/0x20c
 2570 00:23:46.204413  # [  264.705654]  ksys_write+0x70/0x100
 2571 00:23:46.225935  # [  264.709311]  __arm64_sys_write+0x24/0x30
 2572 00:23:46.226405  # [  264.713494]  el0_svc_common.constprop.0+0x84/0x1e0
 2573 00:23:46.226840  # [  264.718541]  do_el0_svc+0x2c/0xa4
 2574 00:23:46.227234  # [  264.722115]  el0_svc+0x20/0x30
 2575 00:23:46.228240  # [  264.725426]  el0_sync_handler+0xb0/0xb4
 2576 00:23:46.246498  # [  264.729518]  el0_sync+0x180/0x1c0
 2577 00:23:46.247027  # [  264.733094] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2578 00:23:46.247439  # [  264.739446] ---[ end trace 61669203b1dfed47 ]---
 2579 00:23:46.247832  # EXEC_KMALLOC: saw 'call trace:': ok
 2580 00:23:46.249824  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 2581 00:23:46.250294  # selftests: lkdtm: EXEC_VMALLOC.sh
 2582 00:23:47.345344  <6>[  266.454608] lkdtm: Performing direct entry EXEC_VMALLOC
 2583 00:23:47.352955  <6>[  266.460287] lkdtm: attempting ok execution at ffff800010a02790
 2584 00:23:47.360526  <6>[  266.468068] lkdtm: attempting bad execution at ffff80001394f000
 2585 00:23:47.371281  <1>[  266.474617] Unable to handle kernel execute from non-executable memory at virtual address ffff80001394f000
 2586 00:23:47.374706  <1>[  266.485393] Mem abort info:
 2587 00:23:47.378957  <1>[  266.488764]   ESR = 0x8600000f
 2588 00:23:47.395326  <1>[  266.492191]   EC = 0x21: IABT (current EL), IL = 32 bits
 2589 00:23:47.395577  <1>[  266.497791]   SET = 0, FnV = 0
 2590 00:23:47.396518  <1>[  266.501133]   EA = 0, S1PTW = 0
 2591 00:23:47.398866  <1>[  266.504636] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2592 00:23:47.411701  <1>[  266.511776] [ffff80001394f000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=00000006009f5003, pte=0068000605a9f703
 2593 00:23:47.430877  <0>[  266.524750] Internal error: Oops: 8600000f [#8] PREEMPT SMP
 2594 00:23:47.475776  <4>[  266.530584] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2595 00:23:47.497855  <4>[  266.584049] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2596 00:23:47.498247  <4>[  266.592047] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2597 00:23:47.499286  <4>[  266.598659] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2598 00:23:47.499697  <4>[  266.604928] pc : 0xffff80001394f000
 2599 00:23:47.500086  <4>[  266.608682] lr : execute_location+0x84/0xa4
 2600 00:23:47.520428  <4>[  266.613120] sp : ffff800015be3cc0
 2601 00:23:47.520659  <4>[  266.616689] x29: ffff800015be3cc0 x28: ffff0005c3ec9880 
 2602 00:23:47.521653  <4>[  266.622261] x27: 0000000000000000 x26: 0000000000000000 
 2603 00:23:47.522062  <4>[  266.627833] x25: ffff8000114c3210 x24: ffff800015be3e20 
 2604 00:23:47.542070  <4>[  266.633403] x23: 000000000000000d x22: ffff0005c5a9f000 
 2605 00:23:47.542488  <4>[  266.638974] x21: 0000000000000001 x20: ffff800010a02790 
 2606 00:23:47.543547  <4>[  266.644544] x19: ffff80001394f000 x18: 0000000000000000 
 2607 00:23:47.543954  <4>[  266.650114] x17: 0000000000000000 x16: 0000000000000000 
 2608 00:23:47.564691  <4>[  266.655685] x15: 0000000000000000 x14: 0000000000000000 
 2609 00:23:47.565107  <4>[  266.661254] x13: 0000000000000000 x12: 0000000000000000 
 2610 00:23:47.566143  <4>[  266.666825] x11: 000000439d9f0caf x10: 0000000000001440 
 2611 00:23:47.566550  <4>[  266.672396] x9 : ffff80001012d054 x8 : 0000000000000000 
 2612 00:23:47.586287  <4>[  266.677965] x7 : 0000000000000000 x6 : ffff800012531000 
 2613 00:23:47.586673  <4>[  266.683535] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2614 00:23:47.587102  <4>[  266.689106] x3 : 0000000000000000 x2 : 0000000000000000 
 2615 00:23:47.588126  <4>[  266.694676] x1 : ffff0005c3ec9880 x0 : 0000000000000033 
 2616 00:23:47.588531  <4>[  266.700247] Call trace:
 2617 00:23:47.610034  <4>[  266.702950]  0xffff80001394f000
 2618 00:23:47.610485  <4>[  266.706353]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2619 00:23:47.611549  <4>[  266.710619]  lkdtm_do_action+0x24/0x40
 2620 00:23:47.611955  <4>[  266.714624]  direct_entry+0xd0/0x140
 2621 00:23:47.612344  <4>[  266.718459]  full_proxy_write+0x68/0xbc
 2622 00:23:47.631482  <4>[  266.722555]  vfs_write+0xec/0x20c
 2623 00:23:47.631839  <4>[  266.726126]  ksys_write+0x70/0x100
 2624 00:23:47.632239  <4>[  266.729784]  __arm64_sys_write+0x24/0x30
 2625 00:23:47.632623  <4>[  266.733967]  el0_svc_common.constprop.0+0x84/0x1e0
 2626 00:23:47.633633  <4>[  266.739015]  do_el0_svc+0x2c/0xa4
 2627 00:23:47.634027  <4>[  266.742588]  el0_svc+0x20/0x30
 2628 00:23:47.645511  <4>[  266.745900]  el0_sync_handler+0xb0/0xb4
 2629 00:23:47.645969  <4>[  266.749992]  el0_sync+0x180/0x1c0
 2630 00:23:47.646370  <0>[  266.753572] Code: bad PC value
 2631 00:23:47.652044  <4>[  266.756885] ---[ end trace 61669203b1dfed48 ]---
 2632 00:23:47.652512  # Segmentation fault
 2633 00:23:47.939491  # [  266.454608] lkdtm: Performing direct entry EXEC_VMALLOC
 2634 00:23:47.939962  # [  266.460287] lkdtm: attempting ok execution at ffff800010a02790
 2635 00:23:47.941005  # [  266.468068] lkdtm: attempting bad execution at ffff80001394f000
 2636 00:23:47.961197  # [  266.474617] Unable to handle kernel execute from non-executable memory at virtual address ffff80001394f000
 2637 00:23:47.961670  # [  266.485393] Mem abort info:
 2638 00:23:47.962076  # [  266.488764]   ESR = 0x8600000f
 2639 00:23:47.962466  # [  266.492191]   EC = 0x21: IABT (current EL), IL = 32 bits
 2640 00:23:47.962879  # [  266.497791]   SET = 0, FnV = 0
 2641 00:23:47.984781  # [  266.501133]   EA = 0, S1PTW = 0
 2642 00:23:47.985249  # [  266.504636] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2643 00:23:47.986295  # [  266.511776] [ffff80001394f000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=00000006009f5003, pte=0068000605a9f703
 2644 00:23:48.006424  # [  266.524750] Internal error: Oops: 8600000f [#8] PREEMPT SMP
 2645 00:23:48.051100  # [  266.530584] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2646 00:23:48.051593  # [  266.584049] CPU: 0 PID: 1897 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2647 00:23:48.072049  # [  266.592047] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2648 00:23:48.072522  # [  266.598659] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2649 00:23:48.073571  # [  266.604928] pc : 0xffff80001394f000
 2650 00:23:48.073983  # [  266.608682] lr : execute_location+0x84/0xa4
 2651 00:23:48.095688  # [  266.613120] sp : ffff800015be3cc0
 2652 00:23:48.096160  # [  266.616689] x29: ffff800015be3cc0 x28: ffff0005c3ec9880 
 2653 00:23:48.097209  # [  266.622261] x27: 0000000000000000 x26: 0000000000000000 
 2654 00:23:48.097623  # [  266.627833] x25: ffff8000114c3210 x24: ffff800015be3e20 
 2655 00:23:48.098019  # [  266.633403] x23: 000000000000000d x22: ffff0005c5a9f000 
 2656 00:23:48.117190  # [  266.638974] x21: 0000000000000001 x20: ffff800010a02790 
 2657 00:23:48.117663  # [  266.644544] x19: ffff80001394f000 x18: 0000000000000000 
 2658 00:23:48.118072  # [  266.650114] x17: 0000000000000000 x16: 0000000000000000 
 2659 00:23:48.119130  # [  266.655685] x15: 0000000000000000 x14: 0000000000000000 
 2660 00:23:48.139793  # [  266.661254] x13: 0000000000000000 x12: 0000000000000000 
 2661 00:23:48.140264  # [  266.666825] x11: 000000439d9f0caf x10: 0000000000001440 
 2662 00:23:48.140671  # [  266.672396] x9 : ffff80001012d054 x8 : 0000000000000000 
 2663 00:23:48.141704  # [  266.677965] x7 : 0000000000000000 x6 : ffff800012531000 
 2664 00:23:48.161310  # [  266.683535] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2665 00:23:48.161781  # [  266.689106] x3 : 0000000000000000 x2 : 0000000000000000 
 2666 00:23:48.162871  # [  266.694676] x1 : ffff0005c3ec9880 x0 : 0000000000000033 
 2667 00:23:48.163289  # [  266.700247] Call trace:
 2668 00:23:48.163686  # [  266.702950]  0xffff80001394f000
 2669 00:23:48.185090  # [  266.706353]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2670 00:23:48.185565  # [  266.710619]  lkdtm_do_action+0x24/0x40
 2671 00:23:48.185970  # [  266.714624]  direct_entry+0xd0/0x140
 2672 00:23:48.186359  # [  266.718459]  full_proxy_write+0x68/0xbc
 2673 00:23:48.186774  # [  266.722555]  vfs_write+0xec/0x20c
 2674 00:23:48.187171  # [  266.726126]  ksys_write+0x70/0x100
 2675 00:23:48.206597  # [  266.729784]  __arm64_sys_write+0x24/0x30
 2676 00:23:48.207094  # [  266.733967]  el0_svc_common.constprop.0+0x84/0x1e0
 2677 00:23:48.207501  # [  266.739015]  do_el0_svc+0x2c/0xa4
 2678 00:23:48.207893  # [  266.742588]  el0_svc+0x20/0x30
 2679 00:23:48.208277  # [  266.745900]  el0_sync_handler+0xb0/0xb4
 2680 00:23:48.224921  # [  266.749992]  el0_sync+0x180/0x1c0
 2681 00:23:48.225391  # [  266.753572] Code: bad PC value
 2682 00:23:48.225798  # [  266.756885] ---[ end trace 61669203b1dfed48 ]---
 2683 00:23:48.226190  # EXEC_VMALLOC: saw 'call trace:': ok
 2684 00:23:48.226573  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 2685 00:23:48.228182  # selftests: lkdtm: EXEC_RODATA.sh
 2686 00:23:49.133874  <6>[  268.242184] lkdtm: Performing direct entry EXEC_RODATA
 2687 00:23:49.140299  <6>[  268.247727] lkdtm: attempting ok execution at ffff800010a02790
 2688 00:23:49.147853  <6>[  268.255428] lkdtm: attempting bad execution at ffff8000114c3710
 2689 00:23:49.158794  <1>[  268.262022] Unable to handle kernel execute from non-executable memory at virtual address ffff8000114c3710
 2690 00:23:49.162229  <1>[  268.272111] Mem abort info:
 2691 00:23:49.175207  <1>[  268.275566]   ESR = 0x8600000e
 2692 00:23:49.175671  <1>[  268.278934]   EC = 0x21: IABT (current EL), IL = 32 bits
 2693 00:23:49.178518  <1>[  268.284538]   SET = 0, FnV = 0
 2694 00:23:49.179008  <1>[  268.287947]   EA = 0, S1PTW = 0
 2695 00:23:49.184994  <1>[  268.291455] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2696 00:23:49.204352  <1>[  268.298499] [ffff8000114c3710] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=0060000049600781
 2697 00:23:49.204725  <0>[  268.309413] Internal error: Oops: 8600000e [#9] PREEMPT SMP
 2698 00:23:49.271198  <4>[  268.315244] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2699 00:23:49.272342  <4>[  268.368703] CPU: 0 PID: 1939 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2700 00:23:49.272762  <4>[  268.376701] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2701 00:23:49.293840  <4>[  268.383313] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2702 00:23:49.294305  <4>[  268.389585] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2703 00:23:49.295356  <4>[  268.394550] lr : execute_location+0x84/0xa4
 2704 00:23:49.295765  <4>[  268.398988] sp : ffff800015c9bcd0
 2705 00:23:49.296154  <4>[  268.402558] x29: ffff800015c9bcd0 x28: ffff0005c3ece200 
 2706 00:23:49.316467  <4>[  268.408129] x27: 0000000000000000 x26: 0000000000000000 
 2707 00:23:49.316932  <4>[  268.413701] x25: ffff8000114c3210 x24: ffff800015c9be20 
 2708 00:23:49.317332  <4>[  268.419271] x23: 000000000000000c x22: ffff0005c6429000 
 2709 00:23:49.317716  <4>[  268.424841] x21: 0000000000000000 x20: ffff800010a02790 
 2710 00:23:49.339106  <4>[  268.430411] x19: ffff8000114c3710 x18: 0000000000000000 
 2711 00:23:49.339569  <4>[  268.435981] x17: 0000000000000000 x16: 0000000000000000 
 2712 00:23:49.339968  <4>[  268.441551] x15: 0000000000000000 x14: 0000000000000000 
 2713 00:23:49.340356  <4>[  268.447121] x13: 0000000000000000 x12: 0000000000000000 
 2714 00:23:49.360605  <4>[  268.452691] x11: 000000439d9f0caf x10: 0000000000001440 
 2715 00:23:49.361068  <4>[  268.458261] x9 : ffff80001012d054 x8 : 0000000000000000 
 2716 00:23:49.361468  <4>[  268.463831] x7 : 0000000000000005 x6 : ffff800012531000 
 2717 00:23:49.362513  <4>[  268.469401] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2718 00:23:49.382110  <4>[  268.474971] x3 : 0000000000000000 x2 : 0000000000000000 
 2719 00:23:49.382575  <4>[  268.480541] x1 : ffff0005c3ece200 x0 : 0000000000000033 
 2720 00:23:49.383005  <4>[  268.486112] Call trace:
 2721 00:23:49.383390  <4>[  268.488816]  lkdtm_rodata_do_nothing+0x0/0x10
 2722 00:23:49.384428  <4>[  268.493429]  lkdtm_EXEC_RODATA+0x24/0x30
 2723 00:23:49.405728  <4>[  268.497613]  lkdtm_do_action+0x24/0x40
 2724 00:23:49.406188  <4>[  268.501618]  direct_entry+0xd0/0x140
 2725 00:23:49.406588  <4>[  268.505452]  full_proxy_write+0x68/0xbc
 2726 00:23:49.407002  <4>[  268.509548]  vfs_write+0xec/0x20c
 2727 00:23:49.408041  <4>[  268.513118]  ksys_write+0x70/0x100
 2728 00:23:49.408435  <4>[  268.516776]  __arm64_sys_write+0x24/0x30
 2729 00:23:49.427338  <4>[  268.520959]  el0_svc_common.constprop.0+0x84/0x1e0
 2730 00:23:49.427802  <4>[  268.526007]  do_el0_svc+0x2c/0xa4
 2731 00:23:49.428202  <4>[  268.529580]  el0_svc+0x20/0x30
 2732 00:23:49.428586  <4>[  268.532891]  el0_sync_handler+0xb0/0xb4
 2733 00:23:49.429624  <4>[  268.536983]  el0_sync+0x180/0x1c0
 2734 00:23:49.435025  <0>[  268.540557] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2735 00:23:49.438060  <4>[  268.546908] ---[ end trace 61669203b1dfed49 ]---
 2736 00:23:49.442438  # Segmentation fault
 2737 00:23:49.773047  # [  268.242184] lkdtm: Performing direct entry EXEC_RODATA
 2738 00:23:49.774123  # [  268.247727] lkdtm: attempting ok execution at ffff800010a02790
 2739 00:23:49.774514  # [  268.255428] lkdtm: attempting bad execution at ffff8000114c3710
 2740 00:23:49.795742  # [  268.262022] Unable to handle kernel execute from non-executable memory at virtual address ffff8000114c3710
 2741 00:23:49.796215  # [  268.272111] Mem abort info:
 2742 00:23:49.796622  # [  268.275566]   ESR = 0x8600000e
 2743 00:23:49.797015  # [  268.278934]   EC = 0x21: IABT (current EL), IL = 32 bits
 2744 00:23:49.797399  # [  268.284538]   SET = 0, FnV = 0
 2745 00:23:49.817246  # [  268.287947]   EA = 0, S1PTW = 0
 2746 00:23:49.817716  # [  268.291455] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 2747 00:23:49.818815  # [  268.298499] [ffff8000114c3710] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=0060000049600781
 2748 00:23:49.839861  # [  268.309413] Internal error: Oops: 8600000e [#9] PREEMPT SMP
 2749 00:23:49.883953  # [  268.315244] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2750 00:23:49.885112  # [  268.368703] CPU: 0 PID: 1939 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2751 00:23:49.906643  # [  268.376701] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2752 00:23:49.907141  # [  268.383313] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2753 00:23:49.907550  # [  268.389585] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2754 00:23:49.908609  # [  268.394550] lr : execute_location+0x84/0xa4
 2755 00:23:49.909014  # [  268.398988] sp : ffff800015c9bcd0
 2756 00:23:49.928299  # [  268.402558] x29: ffff800015c9bcd0 x28: ffff0005c3ece200 
 2757 00:23:49.928771  # [  268.408129] x27: 0000000000000000 x26: 0000000000000000 
 2758 00:23:49.929179  # [  268.413701] x25: ffff8000114c3210 x24: ffff800015c9be20 
 2759 00:23:49.929571  # [  268.419271] x23: 000000000000000c x22: ffff0005c6429000 
 2760 00:23:49.950893  # [  268.424841] x21: 0000000000000000 x20: ffff800010a02790 
 2761 00:23:49.951363  # [  268.430411] x19: ffff8000114c3710 x18: 0000000000000000 
 2762 00:23:49.952435  # [  268.435981] x17: 0000000000000000 x16: 0000000000000000 
 2763 00:23:49.952848  # [  268.441551] x15: 0000000000000000 x14: 0000000000000000 
 2764 00:23:49.973396  # [  268.447121] x13: 0000000000000000 x12: 0000000000000000 
 2765 00:23:49.973869  # [  268.452691] x11: 000000439d9f0caf x10: 0000000000001440 
 2766 00:23:49.974964  # [  268.458261] x9 : ffff80001012d054 x8 : 0000000000000000 
 2767 00:23:49.975379  # [  268.463831] x7 : 0000000000000005 x6 : ffff800012531000 
 2768 00:23:49.994998  # [  268.469401] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2769 00:23:49.995470  # [  268.474971] x3 : 0000000000000000 x2 : 0000000000000000 
 2770 00:23:49.995879  # [  268.480541] x1 : ffff0005c3ece200 x0 : 0000000000000033 
 2771 00:23:49.996942  # [  268.486112] Call trace:
 2772 00:23:49.997348  # [  268.488816]  lkdtm_rodata_do_nothing+0x0/0x10
 2773 00:23:50.017659  # [  268.493429]  lkdtm_EXEC_RODATA+0x24/0x30
 2774 00:23:50.018142  # [  268.497613]  lkdtm_do_action+0x24/0x40
 2775 00:23:50.018549  # [  268.501618]  direct_entry+0xd0/0x140
 2776 00:23:50.018998  # [  268.505452]  full_proxy_write+0x68/0xbc
 2777 00:23:50.020058  # [  268.509548]  vfs_write+0xec/0x20c
 2778 00:23:50.039261  # [  268.513118]  ksys_write+0x70/0x100
 2779 00:23:50.039735  # [  268.516776]  __arm64_sys_write+0x24/0x30
 2780 00:23:50.040143  # [  268.520959]  el0_svc_common.constprop.0+0x84/0x1e0
 2781 00:23:50.041207  # [  268.526007]  do_el0_svc+0x2c/0xa4
 2782 00:23:50.041613  # [  268.529580]  el0_svc+0x20/0x30
 2783 00:23:50.042004  # [  268.532891]  el0_sync_handler+0xb0/0xb4
 2784 00:23:50.061863  # [  268.536983]  el0_sync+0x180/0x1c0
 2785 00:23:50.062334  # [  268.540557] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2786 00:23:50.062777  # [  268.546908] ---[ end trace 61669203b1dfed49 ]---
 2787 00:23:50.063185  # EXEC_RODATA: saw 'call trace:': ok
 2788 00:23:50.064241  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 2789 00:23:50.065389  # selftests: lkdtm: EXEC_USERSPACE.sh
 2790 00:23:51.050144  <6>[  270.154377] lkdtm: Performing direct entry EXEC_USERSPACE
 2791 00:23:51.053430  <6>[  270.160268] lkdtm: attempting ok execution at ffff800010a02790
 2792 00:23:51.065235  <6>[  270.166688] lkdtm: attempting bad execution at 0000ffff8cb95000
 2793 00:23:51.068403  <1>[  270.173006] Unable to handle kernel execution of user memory at virtual address 0000ffff8cb95000
 2794 00:23:51.071803  <1>[  270.182189] Mem abort info:
 2795 00:23:51.091216  <1>[  270.185374]   ESR = 0x8600000f
 2796 00:23:51.091681  <1>[  270.188737]   EC = 0x21: IABT (current EL), IL = 32 bits
 2797 00:23:51.092764  <1>[  270.194331]   SET = 0, FnV = 0
 2798 00:23:51.093172  <1>[  270.197664]   EA = 0, S1PTW = 0
 2799 00:23:51.093561  <1>[  270.201088] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000607750000
 2800 00:23:51.110574  <1>[  270.207821] [0000ffff8cb95000] pgd=0000000609bda003, p4d=0000000609bda003, pud=00000006061ef003, pmd=0000000606b8c003, pte=00a800060e428f43
 2801 00:23:51.113923  <0>[  270.220648] Internal error: Oops: 8600000f [#10] PREEMPT SMP
 2802 00:23:51.177526  <4>[  270.226566] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2803 00:23:51.178693  <4>[  270.280029] CPU: 1 PID: 1981 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2804 00:23:51.199061  <4>[  270.288027] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2805 00:23:51.199524  <4>[  270.294639] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2806 00:23:51.199923  <4>[  270.300907] pc : 0xffff8cb95000
 2807 00:23:51.200306  <4>[  270.304313] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2808 00:23:51.201363  <4>[  270.309098] sp : ffff800015d13cf0
 2809 00:23:51.221676  <4>[  270.312668] x29: ffff800015d13cf0 x28: ffff0005c481c980 
 2810 00:23:51.222142  <4>[  270.318240] x27: 0000000000000000 x26: 0000000000000000 
 2811 00:23:51.222541  <4>[  270.323810] x25: ffff8000114c3210 x24: ffff800015d13e20 
 2812 00:23:51.223664  <4>[  270.329381] x23: 000000000000000f x22: ffff0005c7a91000 
 2813 00:23:51.244305  <4>[  270.334951] x21: ffff8000119d36f8 x20: ffff800010a02790 
 2814 00:23:51.244769  <4>[  270.340522] x19: 0000ffff8cb95000 x18: 0000000000000000 
 2815 00:23:51.245170  <4>[  270.346092] x17: 0000000000000000 x16: 0000000000000000 
 2816 00:23:51.246237  <4>[  270.351662] x15: 0000000000000030 x14: ffffffffffffffff 
 2817 00:23:51.267070  <4>[  270.357232] x13: ffff800095d139da x12: ffff800015d139e2 
 2818 00:23:51.267538  <4>[  270.362803] x11: 000000890005cf38 x10: 0000000000001440 
 2819 00:23:51.267939  <4>[  270.368373] x9 : ffff80001012d054 x8 : 0000000000000000 
 2820 00:23:51.268322  <4>[  270.373944] x7 : 0000000000000000 x6 : ffff800012531000 
 2821 00:23:51.288561  <4>[  270.379514] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 2822 00:23:51.289024  <4>[  270.385085] x3 : 0000000000000000 x2 : 0000000000000000 
 2823 00:23:51.289423  <4>[  270.390654] x1 : ffff0005c481c980 x0 : 0000000000000033 
 2824 00:23:51.289807  <4>[  270.396226] Call trace:
 2825 00:23:51.290184  <4>[  270.398930]  0xffff8cb95000
 2826 00:23:51.311144  <4>[  270.401983]  lkdtm_do_action+0x24/0x40
 2827 00:23:51.311605  <4>[  270.405989]  direct_entry+0xd0/0x140
 2828 00:23:51.312004  <4>[  270.409824]  full_proxy_write+0x68/0xbc
 2829 00:23:51.313073  <4>[  270.413918]  vfs_write+0xec/0x20c
 2830 00:23:51.313473  <4>[  270.417489]  ksys_write+0x70/0x100
 2831 00:23:51.313857  <4>[  270.421147]  __arm64_sys_write+0x24/0x30
 2832 00:23:51.333685  <4>[  270.425330]  el0_svc_common.constprop.0+0x84/0x1e0
 2833 00:23:51.334147  <4>[  270.430377]  do_el0_svc+0x2c/0xa4
 2834 00:23:51.334545  <4>[  270.433952]  el0_svc+0x20/0x30
 2835 00:23:51.334999  <4>[  270.437263]  el0_sync_handler+0xb0/0xb4
 2836 00:23:51.336069  <4>[  270.441355]  el0_sync+0x180/0x1c0
 2837 00:23:51.336464  <0>[  270.444934] Code: bad PC value
 2838 00:23:51.340193  <4>[  270.448248] ---[ end trace 61669203b1dfed4a ]---
 2839 00:23:51.343559  # Segmentation fault
 2840 00:23:51.576237  # [  270.154377] lkdtm: Performing direct entry EXEC_USERSPACE
 2841 00:23:51.576708  # [  270.160268] lkdtm: attempting ok execution at ffff800010a02790
 2842 00:23:51.577802  # [  270.166688] lkdtm: attempting bad execution at 0000ffff8cb95000
 2843 00:23:51.599963  # [  270.173006] Unable to handle kernel execution of user memory at virtual address 0000ffff8cb95000
 2844 00:23:51.600435  # [  270.182189] Mem abort info:
 2845 00:23:51.600841  # [  270.185374]   ESR = 0x8600000f
 2846 00:23:51.601229  # [  270.188737]   EC = 0x21: IABT (current EL), IL = 32 bits
 2847 00:23:51.601613  # [  270.194331]   SET = 0, FnV = 0
 2848 00:23:51.621536  # [  270.197664]   EA = 0, S1PTW = 0
 2849 00:23:51.622007  # [  270.201088] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000607750000
 2850 00:23:51.623127  # [  270.207821] [0000ffff8cb95000] pgd=0000000609bda003, p4d=0000000609bda003, pud=00000006061ef003, pmd=0000000606b8c003, pte=00a800060e428f43
 2851 00:23:51.643099  # [  270.220648] Internal error: Oops: 8600000f [#10] PREEMPT SMP
 2852 00:23:51.688381  # [  270.226566] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2853 00:23:51.688877  # [  270.280029] CPU: 1 PID: 1981 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2854 00:23:51.711038  # [  270.288027] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2855 00:23:51.711511  # [  270.294639] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2856 00:23:51.712608  # [  270.300907] pc : 0xffff8cb95000
 2857 00:23:51.713021  # [  270.304313] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2858 00:23:51.713416  # [  270.309098] sp : ffff800015d13cf0
 2859 00:23:51.732496  # [  270.312668] x29: ffff800015d13cf0 x28: ffff0005c481c980 
 2860 00:23:51.732967  # [  270.318240] x27: 0000000000000000 x26: 0000000000000000 
 2861 00:23:51.734064  # [  270.323810] x25: ffff8000114c3210 x24: ffff800015d13e20 
 2862 00:23:51.734477  # [  270.329381] x23: 000000000000000f x22: ffff0005c7a91000 
 2863 00:23:51.755151  # [  270.334951] x21: ffff8000119d36f8 x20: ffff800010a02790 
 2864 00:23:51.755623  # [  270.340522] x19: 0000ffff8cb95000 x18: 0000000000000000 
 2865 00:23:51.756718  # [  270.346092] x17: 0000000000000000 x16: 0000000000000000 
 2866 00:23:51.757132  # [  270.351662] x15: 0000000000000030 x14: ffffffffffffffff 
 2867 00:23:51.776690  # [  270.357232] x13: ffff800095d139da x12: ffff800015d139e2 
 2868 00:23:51.777162  # [  270.362803] x11: 000000890005cf38 x10: 0000000000001440 
 2869 00:23:51.777569  # [  270.368373] x9 : ffff80001012d054 x8 : 0000000000000000 
 2870 00:23:51.778653  # [  270.373944] x7 : 0000000000000000 x6 : ffff800012531000 
 2871 00:23:51.799244  # [  270.379514] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 2872 00:23:51.799716  # [  270.385085] x3 : 0000000000000000 x2 : 0000000000000000 
 2873 00:23:51.800816  # [  270.390654] x1 : ffff0005c481c980 x0 : 0000000000000033 
 2874 00:23:51.801230  # [  270.396226] Call trace:
 2875 00:23:51.801625  # [  270.398930]  0xffff8cb95000
 2876 00:23:51.821835  # [  270.401983]  lkdtm_do_action+0x24/0x40
 2877 00:23:51.822306  # [  270.405989]  direct_entry+0xd0/0x140
 2878 00:23:51.822713  # [  270.409824]  full_proxy_write+0x68/0xbc
 2879 00:23:51.823849  # [  270.413918]  vfs_write+0xec/0x20c
 2880 00:23:51.824255  # [  270.417489]  ksys_write+0x70/0x100
 2881 00:23:51.824645  # [  270.421147]  __arm64_sys_write+0x24/0x30
 2882 00:23:51.843401  # [  270.425330]  el0_svc_common.constprop.0+0x84/0x1e0
 2883 00:23:51.843873  # [  270.430377]  do_el0_svc+0x2c/0xa4
 2884 00:23:51.844281  # [  270.433952]  el0_svc+0x20/0x30
 2885 00:23:51.845366  # [  270.437263]  el0_sync_handler+0xb0/0xb4
 2886 00:23:51.845771  # [  270.441355]  el0_sync+0x180/0x1c0
 2887 00:23:51.846161  # [  270.444934] Code: bad PC value
 2888 00:23:51.854297  # [  270.448248] ---[ end trace 61669203b1dfed4a ]---
 2889 00:23:51.857397  # EXEC_USERSPACE: saw 'call trace:': ok
 2890 00:23:51.857865  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 2891 00:23:51.860736  # selftests: lkdtm: EXEC_NULL.sh
 2892 00:23:52.855203  <6>[  271.963421] lkdtm: Performing direct entry EXEC_NULL
 2893 00:23:52.861723  <6>[  271.968784] lkdtm: attempting ok execution at ffff800010a02790
 2894 00:23:52.876038  <6>[  271.976574] lkdtm: attempting bad execution at 0000000000000000
 2895 00:23:52.879104  <1>[  271.983227] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 2896 00:23:52.882331  <1>[  271.992983] Mem abort info:
 2897 00:23:52.886686  <1>[  271.996246]   ESR = 0x86000004
 2898 00:23:52.906447  <1>[  271.999669]   EC = 0x21: IABT (current EL), IL = 32 bits
 2899 00:23:52.906867  <1>[  272.005284]   SET = 0, FnV = 0
 2900 00:23:52.907211  <1>[  272.008627]   EA = 0, S1PTW = 0
 2901 00:23:52.907540  <1>[  272.012051] user pgtable: 4k pages, 48-bit VAs, pgdp=00000006077d4000
 2902 00:23:52.915090  <1>[  272.018782] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 2903 00:23:52.918297  <0>[  272.025861] Internal error: Oops: 86000004 [#11] PREEMPT SMP
 2904 00:23:52.982898  <4>[  272.031779] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2905 00:23:52.984092  <4>[  272.085237] CPU: 1 PID: 2023 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2906 00:23:53.004586  <4>[  272.093234] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2907 00:23:53.005053  <4>[  272.099846] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2908 00:23:53.005456  <4>[  272.106113] pc : 0x0
 2909 00:23:53.005838  <4>[  272.108564] lr : execute_location+0x84/0xa4
 2910 00:23:53.006214  <4>[  272.113002] sp : ffff800015e0bcd0
 2911 00:23:53.027223  <4>[  272.116572] x29: ffff800015e0bcd0 x28: ffff0005c995e200 
 2912 00:23:53.027688  <4>[  272.122143] x27: 0000000000000000 x26: 0000000000000000 
 2913 00:23:53.028090  <4>[  272.127713] x25: ffff8000114c3210 x24: ffff800015e0be20 
 2914 00:23:53.028475  <4>[  272.133284] x23: 000000000000000a x22: ffff0005c7bb6000 
 2915 00:23:53.049746  <4>[  272.138854] x21: 0000000000000000 x20: ffff800010a02790 
 2916 00:23:53.050209  <4>[  272.144424] x19: 0000000000000000 x18: 0000000000000000 
 2917 00:23:53.050610  <4>[  272.149994] x17: 0000000000000000 x16: 0000000000000000 
 2918 00:23:53.051733  <4>[  272.155564] x15: 0000000000000000 x14: 0000000000000000 
 2919 00:23:53.071337  <4>[  272.161135] x13: 0000000000000000 x12: 0000000000000000 
 2920 00:23:53.071800  <4>[  272.166705] x11: 0000006ea4d5b7aa x10: 0000000000001440 
 2921 00:23:53.072206  <4>[  272.172275] x9 : ffff80001012d054 x8 : 0000000000000000 
 2922 00:23:53.072594  <4>[  272.177845] x7 : 0000000000000005 x6 : ffff800012531000 
 2923 00:23:53.095017  <4>[  272.183416] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2924 00:23:53.095482  <4>[  272.188986] x3 : 0000000000000000 x2 : 0000000000000000 
 2925 00:23:53.095882  <4>[  272.194556] x1 : ffff0005c995e200 x0 : 0000000000000033 
 2926 00:23:53.096268  <4>[  272.200128] Call trace:
 2927 00:23:53.097354  <4>[  272.202833]  0x0
 2928 00:23:53.097749  <4>[  272.204930]  lkdtm_EXEC_NULL+0x20/0x2c
 2929 00:23:53.116593  <4>[  272.208939]  lkdtm_do_action+0x24/0x40
 2930 00:23:53.117057  <4>[  272.212945]  direct_entry+0xd0/0x140
 2931 00:23:53.117456  <4>[  272.216780]  full_proxy_write+0x68/0xbc
 2932 00:23:53.117841  <4>[  272.220876]  vfs_write+0xec/0x20c
 2933 00:23:53.118218  <4>[  272.224446]  ksys_write+0x70/0x100
 2934 00:23:53.118591  <4>[  272.228104]  __arm64_sys_write+0x24/0x30
 2935 00:23:53.138183  <4>[  272.232287]  el0_svc_common.constprop.0+0x84/0x1e0
 2936 00:23:53.138645  <4>[  272.237333]  do_el0_svc+0x2c/0xa4
 2937 00:23:53.139104  <4>[  272.240907]  el0_svc+0x20/0x30
 2938 00:23:53.139493  <4>[  272.244218]  el0_sync_handler+0xb0/0xb4
 2939 00:23:53.139874  <4>[  272.248312]  el0_sync+0x180/0x1c0
 2940 00:23:53.146723  <0>[  272.251891] Code: bad PC value
 2941 00:23:53.147234  <4>[  272.255205] ---[ end trace 61669203b1dfed4b ]---
 2942 00:23:53.150104  # Segmentation fault
 2943 00:23:53.419615  # [  271.963421] lkdtm: Performing direct entry EXEC_NULL
 2944 00:23:53.419992  # [  271.968784] lkdtm: attempting ok execution at ffff800010a02790
 2945 00:23:53.420320  # [  271.976574] lkdtm: attempting bad execution at 0000000000000000
 2946 00:23:53.442231  # [  271.983227] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 2947 00:23:53.442668  # [  271.992983] Mem abort info:
 2948 00:23:53.443092  # [  271.996246]   ESR = 0x86000004
 2949 00:23:53.444167  # [  271.999669]   EC = 0x21: IABT (current EL), IL = 32 bits
 2950 00:23:53.444577  # [  272.005284]   SET = 0, FnV = 0
 2951 00:23:53.444972  # [  272.008627]   EA = 0, S1PTW = 0
 2952 00:23:53.464839  # [  272.012051] user pgtable: 4k pages, 48-bit VAs, pgdp=00000006077d4000
 2953 00:23:53.465311  # [  272.018782] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 2954 00:23:53.466430  # [  272.025861] Internal error: Oops: 86000004 [#11] PREEMPT SMP
 2955 00:23:53.531616  # [  272.031779] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 2956 00:23:53.532831  # [  272.085237] CPU: 1 PID: 2023 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 2957 00:23:53.533259  # [  272.093234] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 2958 00:23:53.553271  # [  272.099846] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2959 00:23:53.553743  # [  272.106113] pc : 0x0
 2960 00:23:53.554151  # [  272.108564] lr : execute_location+0x84/0xa4
 2961 00:23:53.554544  # [  272.113002] sp : ffff800015e0bcd0
 2962 00:23:53.554990  # [  272.116572] x29: ffff800015e0bcd0 x28: ffff0005c995e200 
 2963 00:23:53.575791  # [  272.122143] x27: 0000000000000000 x26: 0000000000000000 
 2964 00:23:53.576263  # [  272.127713] x25: ffff8000114c3210 x24: ffff800015e0be20 
 2965 00:23:53.576670  # [  272.133284] x23: 000000000000000a x22: ffff0005c7bb6000 
 2966 00:23:53.577780  # [  272.138854] x21: 0000000000000000 x20: ffff800010a02790 
 2967 00:23:53.597442  # [  272.144424] x19: 0000000000000000 x18: 0000000000000000 
 2968 00:23:53.597911  # [  272.149994] x17: 0000000000000000 x16: 0000000000000000 
 2969 00:23:53.598317  # [  272.155564] x15: 0000000000000000 x14: 0000000000000000 
 2970 00:23:53.598710  # [  272.161135] x13: 0000000000000000 x12: 0000000000000000 
 2971 00:23:53.619932  # [  272.166705] x11: 0000006ea4d5b7aa x10: 0000000000001440 
 2972 00:23:53.620408  # [  272.172275] x9 : ffff80001012d054 x8 : 0000000000000000 
 2973 00:23:53.621532  # [  272.177845] x7 : 0000000000000005 x6 : ffff800012531000 
 2974 00:23:53.621945  # [  272.183416] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 2975 00:23:53.642537  # [  272.188986] x3 : 0000000000000000 x2 : 0000000000000000 
 2976 00:23:53.643040  # [  272.194556] x1 : ffff0005c995e200 x0 : 0000000000000033 
 2977 00:23:53.643448  # [  272.200128] Call trace:
 2978 00:23:53.643841  # [  272.202833]  0x0
 2979 00:23:53.644226  # [  272.204930]  lkdtm_EXEC_NULL+0x20/0x2c
 2980 00:23:53.645329  # [  272.208939]  lkdtm_do_action+0x24/0x40
 2981 00:23:53.664129  # [  272.212945]  direct_entry+0xd0/0x140
 2982 00:23:53.664598  # [  272.216780]  full_proxy_write+0x68/0xbc
 2983 00:23:53.665006  # [  272.220876]  vfs_write+0xec/0x20c
 2984 00:23:53.665396  # [  272.224446]  ksys_write+0x70/0x100
 2985 00:23:53.665779  # [  272.228104]  __arm64_sys_write+0x24/0x30
 2986 00:23:53.666158  # [  272.232287]  el0_svc_common.constprop.0+0x84/0x1e0
 2987 00:23:53.686682  # [  272.237333]  do_el0_svc+0x2c/0xa4
 2988 00:23:53.687190  # [  272.240907]  el0_svc+0x20/0x30
 2989 00:23:53.687598  # [  272.244218]  el0_sync_handler+0xb0/0xb4
 2990 00:23:53.687988  # [  272.248312]  el0_sync+0x180/0x1c0
 2991 00:23:53.688370  # [  272.251891] Code: bad PC value
 2992 00:23:53.689468  # [  272.255205] ---[ end trace 61669203b1dfed4b ]---
 2993 00:23:53.695344  # EXEC_NULL: saw 'call trace:': ok
 2994 00:23:53.695815  ok 36 selftests: lkdtm: EXEC_NULL.sh
 2995 00:23:53.698601  # selftests: lkdtm: ACCESS_USERSPACE.sh
 2996 00:23:54.353368  <6>[  273.453596] lkdtm: Performing direct entry ACCESS_USERSPACE
 2997 00:23:54.356522  <6>[  273.459735] lkdtm: attempting bad read at 0000ffff92167000
 2998 00:23:54.356984  <3>[  273.465538] lkdtm: FAIL: survived bad read
 2999 00:23:54.367233  <6>[  273.470049] lkdtm: attempting bad write at 0000ffff92167000
 3000 00:23:54.367673  <3>[  273.476027] lkdtm: FAIL: survived bad write
 3001 00:23:54.472030  # [  273.453596] lkdtm: Performing direct entry ACCESS_USERSPACE
 3002 00:23:54.473166  # [  273.459735] lkdtm: attempting bad read at 0000ffff92167000
 3003 00:23:54.473561  # [  273.465538] lkdtm: FAIL: survived bad read
 3004 00:23:54.473950  # [  273.470049] lkdtm: attempting bad write at 0000ffff92167000
 3005 00:23:54.477685  # [  273.476027] lkdtm: FAIL: survived bad write
 3006 00:23:54.493510  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 3007 00:23:54.562360  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 3008 00:23:54.584728  # selftests: lkdtm: ACCESS_NULL.sh
 3009 00:23:55.004975  <6>[  274.112200] lkdtm: Performing direct entry ACCESS_NULL
 3010 00:23:55.015665  <6>[  274.117717] lkdtm: attempting bad read at 0000000000000000
 3011 00:23:55.019067  <1>[  274.123542] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3012 00:23:55.028697  <1>[  274.132752] Mem abort info:
 3013 00:23:55.029170  <1>[  274.135886]   ESR = 0x96000004
 3014 00:23:55.032051  <1>[  274.139208]   EC = 0x25: DABT (current EL), IL = 32 bits
 3015 00:23:55.051300  <1>[  274.145084]   SET = 0, FnV = 0
 3016 00:23:55.051773  <1>[  274.148455]   EA = 0, S1PTW = 0
 3017 00:23:55.052181  <1>[  274.151888] Data abort info:
 3018 00:23:55.053299  <1>[  274.155033]   ISV = 0, ISS = 0x00000004
 3019 00:23:55.053706  <1>[  274.159148]   CM = 0, WnR = 0
 3020 00:23:55.060071  <1>[  274.162445] user pgtable: 4k pages, 48-bit VAs, pgdp=00000006022f7000
 3021 00:23:55.063290  <1>[  274.169167] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3022 00:23:55.082674  <0>[  274.176386] Internal error: Oops: 96000004 [#12] PREEMPT SMP
 3023 00:23:55.128702  <4>[  274.182304] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3024 00:23:55.149528  <4>[  274.235765] CPU: 0 PID: 2100 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3025 00:23:55.150004  <4>[  274.243764] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3026 00:23:55.150413  <4>[  274.250375] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3027 00:23:55.150833  <4>[  274.256646] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3028 00:23:55.171154  <4>[  274.261172] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3029 00:23:55.171629  <4>[  274.265696] sp : ffff800015f5bcf0
 3030 00:23:55.172035  <4>[  274.269266] x29: ffff800015f5bcf0 x28: ffff0005c9814980 
 3031 00:23:55.173156  <4>[  274.274837] x27: 0000000000000000 x26: 0000000000000000 
 3032 00:23:55.173564  <4>[  274.280407] x25: ffff8000114c3210 x24: ffff800015f5be20 
 3033 00:23:55.194801  <4>[  274.285978] x23: 000000000000000c x22: ffff0005c76f5000 
 3034 00:23:55.195274  <4>[  274.291548] x21: ffff8000119d3730 x20: 0000000000000000 
 3035 00:23:55.195682  <4>[  274.297118] x19: 0000000000000027 x18: 0000000000000000 
 3036 00:23:55.196806  <4>[  274.302688] x17: 0000000000000000 x16: 0000000000000000 
 3037 00:23:55.216437  <4>[  274.308258] x15: 0000000000000030 x14: ffffffffffffffff 
 3038 00:23:55.216909  <4>[  274.313828] x13: ffff800095f5b9da x12: ffff800015f5b9e2 
 3039 00:23:55.217318  <4>[  274.319399] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3040 00:23:55.217710  <4>[  274.324969] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3041 00:23:55.239064  <4>[  274.330539] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3042 00:23:55.239536  <4>[  274.336109] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3043 00:23:55.239944  <4>[  274.341679] x3 : 0000000000000000 x2 : 0000000000000000 
 3044 00:23:55.240339  <4>[  274.347248] x1 : 000000000000c0de x0 : ffff8000119d4000 
 3045 00:23:55.260533  <4>[  274.352820] Call trace:
 3046 00:23:55.261001  <4>[  274.355523]  lkdtm_ACCESS_NULL+0x34/0x78
 3047 00:23:55.261408  <4>[  274.359706]  lkdtm_do_action+0x24/0x40
 3048 00:23:55.261799  <4>[  274.363712]  direct_entry+0xd0/0x140
 3049 00:23:55.262944  <4>[  274.367547]  full_proxy_write+0x68/0xbc
 3050 00:23:55.263349  <4>[  274.371641]  vfs_write+0xec/0x20c
 3051 00:23:55.283116  <4>[  274.375212]  ksys_write+0x70/0x100
 3052 00:23:55.283590  <4>[  274.378869]  __arm64_sys_write+0x24/0x30
 3053 00:23:55.283997  <4>[  274.383051]  el0_svc_common.constprop.0+0x84/0x1e0
 3054 00:23:55.285124  <4>[  274.388097]  do_el0_svc+0x2c/0xa4
 3055 00:23:55.285531  <4>[  274.391671]  el0_svc+0x20/0x30
 3056 00:23:55.285924  <4>[  274.394981]  el0_sync_handler+0xb0/0xb4
 3057 00:23:55.297258  <4>[  274.399073]  el0_sync+0x180/0x1c0
 3058 00:23:55.297731  <0>[  274.402648] Code: 911e8000 97ffdf75 d2981bc1 90003de0 (f9400293) 
 3059 00:23:55.300381  <4>[  274.408999] ---[ end trace 61669203b1dfed4c ]---
 3060 00:23:55.304735  # Segmentation fault
 3061 00:23:55.593327  # [  274.112200] lkdtm: Performing direct entry ACCESS_NULL
 3062 00:23:55.593798  # [  274.117717] lkdtm: attempting bad read at 0000000000000000
 3063 00:23:55.594958  # [  274.123542] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3064 00:23:55.615929  # [  274.132752] Mem abort info:
 3065 00:23:55.616392  # [  274.135886]   ESR = 0x96000004
 3066 00:23:55.616789  # [  274.139208]   EC = 0x25: DABT (current EL), IL = 32 bits
 3067 00:23:55.617173  # [  274.145084]   SET = 0, FnV = 0
 3068 00:23:55.617547  # [  274.148455]   EA = 0, S1PTW = 0
 3069 00:23:55.618662  # [  274.151888] Data abort info:
 3070 00:23:55.637535  # [  274.155033]   ISV = 0, ISS = 0x00000004
 3071 00:23:55.638008  # [  274.159148]   CM = 0, WnR = 0
 3072 00:23:55.638403  # [  274.162445] user pgtable: 4k pages, 48-bit VAs, pgdp=00000006022f7000
 3073 00:23:55.638813  # [  274.169167] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3074 00:23:55.659067  # [  274.176386] Internal error: Oops: 96000004 [#12] PREEMPT SMP
 3075 00:23:55.704342  # [  274.182304] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3076 00:23:55.705572  # [  274.235765] CPU: 0 PID: 2100 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3077 00:23:55.726991  # [  274.243764] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3078 00:23:55.727454  # [  274.250375] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3079 00:23:55.727853  # [  274.256646] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3080 00:23:55.728235  # [  274.261172] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3081 00:23:55.728608  # [  274.265696] sp : ffff800015f5bcf0
 3082 00:23:55.748530  # [  274.269266] x29: ffff800015f5bcf0 x28: ffff0005c9814980 
 3083 00:23:55.748992  # [  274.274837] x27: 0000000000000000 x26: 0000000000000000 
 3084 00:23:55.749390  # [  274.280407] x25: ffff8000114c3210 x24: ffff800015f5be20 
 3085 00:23:55.749771  # [  274.285978] x23: 000000000000000c x22: ffff0005c76f5000 
 3086 00:23:55.771158  # [  274.291548] x21: ffff8000119d3730 x20: 0000000000000000 
 3087 00:23:55.771617  # [  274.297118] x19: 0000000000000027 x18: 0000000000000000 
 3088 00:23:55.772015  # [  274.302688] x17: 0000000000000000 x16: 0000000000000000 
 3089 00:23:55.772396  # [  274.308258] x15: 0000000000000030 x14: ffffffffffffffff 
 3090 00:23:55.793713  # [  274.313828] x13: ffff800095f5b9da x12: ffff800015f5b9e2 
 3091 00:23:55.794180  # [  274.319399] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3092 00:23:55.795331  # [  274.324969] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3093 00:23:55.795737  # [  274.330539] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3094 00:23:55.815105  # [  274.336109] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3095 00:23:55.815566  # [  274.341679] x3 : 0000000000000000 x2 : 0000000000000000 
 3096 00:23:55.816712  # [  274.347248] x1 : 000000000000c0de x0 : ffff8000119d4000 
 3097 00:23:55.817126  # [  274.352820] Call trace:
 3098 00:23:55.817522  # [  274.355523]  lkdtm_ACCESS_NULL+0x34/0x78
 3099 00:23:55.837866  # [  274.359706]  lkdtm_do_action+0x24/0x40
 3100 00:23:55.838334  # [  274.363712]  direct_entry+0xd0/0x140
 3101 00:23:55.838760  # [  274.367547]  full_proxy_write+0x68/0xbc
 3102 00:23:55.839154  # [  274.371641]  vfs_write+0xec/0x20c
 3103 00:23:55.839538  # [  274.375212]  ksys_write+0x70/0x100
 3104 00:23:55.839916  # [  274.378869]  __arm64_sys_write+0x24/0x30
 3105 00:23:55.859327  # [  274.383051]  el0_svc_common.constprop.0+0x84/0x1e0
 3106 00:23:55.859799  # [  274.388097]  do_el0_svc+0x2c/0xa4
 3107 00:23:55.860206  # [  274.391671]  el0_svc+0x20/0x30
 3108 00:23:55.860593  # [  274.394981]  el0_sync_handler+0xb0/0xb4
 3109 00:23:55.861720  # [  274.399073]  el0_sync+0x180/0x1c0
 3110 00:23:55.875614  # [  274.402648] Code: 911e8000 97ffdf75 d2981bc1 90003de0 (f9400293) 
 3111 00:23:55.876084  # [  274.408999] ---[ end trace 61669203b1dfed4c ]---
 3112 00:23:55.876491  # ACCESS_NULL: saw 'call trace:': ok
 3113 00:23:55.878780  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 3114 00:23:55.879254  # selftests: lkdtm: WRITE_RO.sh
 3115 00:23:56.974384  <6>[  276.083345] lkdtm: Performing direct entry WRITE_RO
 3116 00:23:56.981999  <6>[  276.088628] lkdtm: attempting bad rodata write at ffff8000114c3700
 3117 00:23:56.992915  <1>[  276.096730] Unable to handle kernel write to read-only memory at virtual address ffff8000114c3700
 3118 00:23:56.996287  <1>[  276.106707] Mem abort info:
 3119 00:23:56.999704  <1>[  276.109883]   ESR = 0x9600004e
 3120 00:23:57.009556  <1>[  276.113509]   EC = 0x25: DABT (current EL), IL = 32 bits
 3121 00:23:57.009953  <1>[  276.119137]   SET = 0, FnV = 0
 3122 00:23:57.012924  <1>[  276.122477]   EA = 0, S1PTW = 0
 3123 00:23:57.016195  <1>[  276.125977] Data abort info:
 3124 00:23:57.020436  <1>[  276.129246]   ISV = 0, ISS = 0x0000004e
 3125 00:23:57.027086  <1>[  276.133418]   CM = 0, WnR = 1
 3126 00:23:57.030256  <1>[  276.136671] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3127 00:23:57.041200  <1>[  276.143796] [ffff8000114c3700] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=0060000049600781
 3128 00:23:57.061653  <0>[  276.154962] Internal error: Oops: 9600004e [#13] PREEMPT SMP
 3129 00:23:57.106026  <4>[  276.160882] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3130 00:23:57.128641  <4>[  276.214343] CPU: 0 PID: 2145 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3131 00:23:57.129116  <4>[  276.222341] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3132 00:23:57.130280  <4>[  276.228952] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3133 00:23:57.130700  <4>[  276.235225] pc : lkdtm_WRITE_RO+0x44/0x5c
 3134 00:23:57.131126  <4>[  276.239491] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3135 00:23:57.150135  <4>[  276.243754] sp : ffff800016033cf0
 3136 00:23:57.150605  <4>[  276.247324] x29: ffff800016033cf0 x28: ffff0005c649e200 
 3137 00:23:57.151796  <4>[  276.252895] x27: 0000000000000000 x26: 0000000000000000 
 3138 00:23:57.152213  <4>[  276.258465] x25: ffff8000114c3210 x24: ffff800016033e20 
 3139 00:23:57.172775  <4>[  276.264035] x23: 0000000000000009 x22: ffff0005c22b3000 
 3140 00:23:57.173252  <4>[  276.269605] x21: ffff8000119d3740 x20: ffff8000114c3490 
 3141 00:23:57.173662  <4>[  276.275175] x19: ffff8000114c3000 x18: 0000000000000000 
 3142 00:23:57.174059  <4>[  276.280745] x17: 0000000000000000 x16: 0000000000000000 
 3143 00:23:57.194273  <4>[  276.286314] x15: 0000000000000000 x14: 0000000000000000 
 3144 00:23:57.194769  <4>[  276.291884] x13: 0000000000000000 x12: 0000000000000000 
 3145 00:23:57.195183  <4>[  276.297454] x11: 000000561d457af0 x10: 0000000000001440 
 3146 00:23:57.196334  <4>[  276.303024] x9 : ffff80001012d054 x8 : 0000000000000000 
 3147 00:23:57.218009  <4>[  276.308593] x7 : 00d0a5c40c31e7c0 x6 : ffff800012531000 
 3148 00:23:57.218484  <4>[  276.314163] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3149 00:23:57.218946  <4>[  276.319733] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3150 00:23:57.219344  <4>[  276.325302] x1 : 000000000198b861 x0 : ffff8000119d4690 
 3151 00:23:57.239635  <4>[  276.330873] Call trace:
 3152 00:23:57.240108  <4>[  276.333577]  lkdtm_WRITE_RO+0x44/0x5c
 3153 00:23:57.240516  <4>[  276.337500]  lkdtm_do_action+0x24/0x40
 3154 00:23:57.240909  <4>[  276.341505]  direct_entry+0xd0/0x140
 3155 00:23:57.241295  <4>[  276.345340]  full_proxy_write+0x68/0xbc
 3156 00:23:57.241675  <4>[  276.349436]  vfs_write+0xec/0x20c
 3157 00:23:57.261154  <4>[  276.353006]  ksys_write+0x70/0x100
 3158 00:23:57.261626  <4>[  276.356664]  __arm64_sys_write+0x24/0x30
 3159 00:23:57.262033  <4>[  276.360847]  el0_svc_common.constprop.0+0x84/0x1e0
 3160 00:23:57.262427  <4>[  276.365894]  do_el0_svc+0x2c/0xa4
 3161 00:23:57.262865  <4>[  276.369467]  el0_svc+0x20/0x30
 3162 00:23:57.263255  <4>[  276.372778]  el0_sync_handler+0xb0/0xb4
 3163 00:23:57.275111  <4>[  276.376870]  el0_sync+0x180/0x1c0
 3164 00:23:57.275581  <0>[  276.380445] Code: f2b579a2 90003de0 ca020021 911a4000 (f9038261) 
 3165 00:23:57.283783  <4>[  276.386796] ---[ end trace 61669203b1dfed4d ]---
 3166 00:23:57.284260  # Segmentation fault
 3167 00:23:57.611554  # [  276.083345] lkdtm: Performing direct entry WRITE_RO
 3168 00:23:57.612027  # [  276.088628] lkdtm: attempting bad rodata write at ffff8000114c3700
 3169 00:23:57.612435  # [  276.096730] Unable to handle kernel write to read-only memory at virtual address ffff8000114c3700
 3170 00:23:57.633077  # [  276.106707] Mem abort info:
 3171 00:23:57.633547  # [  276.109883]   ESR = 0x9600004e
 3172 00:23:57.633956  # [  276.113509]   EC = 0x25: DABT (current EL), IL = 32 bits
 3173 00:23:57.634348  # [  276.119137]   SET = 0, FnV = 0
 3174 00:23:57.634761  # [  276.122477]   EA = 0, S1PTW = 0
 3175 00:23:57.635913  # [  276.125977] Data abort info:
 3176 00:23:57.655710  # [  276.129246]   ISV = 0, ISS = 0x0000004e
 3177 00:23:57.656182  # [  276.133418]   CM = 0, WnR = 1
 3178 00:23:57.656588  # [  276.136671] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3179 00:23:57.656983  # [  276.143796] [ffff8000114c3700] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=0060000049600781
 3180 00:23:57.678335  # [  276.154962] Internal error: Oops: 9600004e [#13] PREEMPT SMP
 3181 00:23:57.722499  # [  276.160882] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3182 00:23:57.723795  # [  276.214343] CPU: 0 PID: 2145 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3183 00:23:57.744077  # [  276.222341] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3184 00:23:57.744544  # [  276.228952] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3185 00:23:57.744952  # [  276.235225] pc : lkdtm_WRITE_RO+0x44/0x5c
 3186 00:23:57.745345  # [  276.239491] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3187 00:23:57.766563  # [  276.243754] sp : ffff800016033cf0
 3188 00:23:57.767080  # [  276.247324] x29: ffff800016033cf0 x28: ffff0005c649e200 
 3189 00:23:57.767488  # [  276.252895] x27: 0000000000000000 x26: 0000000000000000 
 3190 00:23:57.768643  # [  276.258465] x25: ffff8000114c3210 x24: ffff800016033e20 
 3191 00:23:57.789360  # [  276.264035] x23: 0000000000000009 x22: ffff0005c22b3000 
 3192 00:23:57.789830  # [  276.269605] x21: ffff8000119d3740 x20: ffff8000114c3490 
 3193 00:23:57.790239  # [  276.275175] x19: ffff8000114c3000 x18: 0000000000000000 
 3194 00:23:57.790630  # [  276.280745] x17: 0000000000000000 x16: 0000000000000000 
 3195 00:23:57.811917  # [  276.286314] x15: 0000000000000000 x14: 0000000000000000 
 3196 00:23:57.812388  # [  276.291884] x13: 0000000000000000 x12: 0000000000000000 
 3197 00:23:57.813559  # [  276.297454] x11: 000000561d457af0 x10: 0000000000001440 
 3198 00:23:57.813973  # [  276.303024] x9 : ffff80001012d054 x8 : 0000000000000000 
 3199 00:23:57.833385  # [  276.308593] x7 : 00d0a5c40c31e7c0 x6 : ffff800012531000 
 3200 00:23:57.833856  # [  276.314163] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3201 00:23:57.835050  # [  276.319733] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3202 00:23:57.835467  # [  276.325302] x1 : 000000000198b861 x0 : ffff8000119d4690 
 3203 00:23:57.835868  # [  276.330873] Call trace:
 3204 00:23:57.855102  # [  276.333577]  lkdtm_WRITE_RO+0x44/0x5c
 3205 00:23:57.855571  # [  276.337500]  lkdtm_do_action+0x24/0x40
 3206 00:23:57.855977  # [  276.341505]  direct_entry+0xd0/0x140
 3207 00:23:57.856369  # [  276.345340]  full_proxy_write+0x68/0xbc
 3208 00:23:57.856751  # [  276.349436]  vfs_write+0xec/0x20c
 3209 00:23:57.857129  # [  276.353006]  ksys_write+0x70/0x100
 3210 00:23:57.878723  # [  276.356664]  __arm64_sys_write+0x24/0x30
 3211 00:23:57.879232  # [  276.360847]  el0_svc_common.constprop.0+0x84/0x1e0
 3212 00:23:57.879640  # [  276.365894]  do_el0_svc+0x2c/0xa4
 3213 00:23:57.880032  # [  276.369467]  el0_svc+0x20/0x30
 3214 00:23:57.881183  # [  276.372778]  el0_sync_handler+0xb0/0xb4
 3215 00:23:57.881585  # [  276.376870]  el0_sync+0x180/0x1c0
 3216 00:23:57.898260  # [  276.380445] Code: f2b579a2 90003de0 ca020021 911a4000 (f9038261) 
 3217 00:23:57.898754  # [  276.386796] ---[ end trace 61669203b1dfed4d ]---
 3218 00:23:57.899172  # WRITE_RO: saw 'call trace:': ok
 3219 00:23:57.899555  ok 39 selftests: lkdtm: WRITE_RO.sh
 3220 00:23:57.901504  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3221 00:23:58.832547  <6>[  277.936048] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3222 00:23:58.835812  <6>[  277.942231] lkdtm: attempting bad ro_after_init write at ffff800011aa5cf0
 3223 00:23:58.845429  <1>[  277.949348] Unable to handle kernel write to read-only memory at virtual address ffff800011aa5cf0
 3224 00:23:58.861659  <1>[  277.958683] Mem abort info:
 3225 00:23:58.862100  <1>[  277.961792]   ESR = 0x9600004f
 3226 00:23:58.863283  <1>[  277.965239]   EC = 0x25: DABT (current EL), IL = 32 bits
 3227 00:23:58.863705  <1>[  277.970849]   SET = 0, FnV = 0
 3228 00:23:58.868055  <1>[  277.974190]   EA = 0, S1PTW = 0
 3229 00:23:58.868526  <1>[  277.977802] Data abort info:
 3230 00:23:58.878998  <1>[  277.981056]   ISV = 0, ISS = 0x0000004f
 3231 00:23:58.879473  <1>[  277.985182]   CM = 0, WnR = 1
 3232 00:23:58.882394  <1>[  277.988433] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3233 00:23:58.895373  <1>[  277.995503] [ffff800011aa5cf0] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fffc003, pte=0060000049ca5783
 3234 00:23:58.916795  <0>[  278.009749] Internal error: Oops: 9600004f [#14] PREEMPT SMP
 3235 00:23:58.960996  <4>[  278.015671] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3236 00:23:58.982452  <4>[  278.069134] CPU: 0 PID: 2190 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3237 00:23:58.982948  <4>[  278.077133] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3238 00:23:58.984131  <4>[  278.083744] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3239 00:23:58.984541  <4>[  278.090017] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3240 00:23:59.005053  <4>[  278.095238] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3241 00:23:59.005515  <4>[  278.100457] sp : ffff8000160e3cf0
 3242 00:23:59.005912  <4>[  278.104027] x29: ffff8000160e3cf0 x28: ffff0005c9813100 
 3243 00:23:59.007121  <4>[  278.109599] x27: 0000000000000000 x26: 0000000000000000 
 3244 00:23:59.007525  <4>[  278.115169] x25: ffff8000114c3210 x24: ffff8000160e3e20 
 3245 00:23:59.027737  <4>[  278.120740] x23: 0000000000000014 x22: ffff0005c9133000 
 3246 00:23:59.028202  <4>[  278.126310] x21: ffff8000119d3750 x20: ffff8000114c34a0 
 3247 00:23:59.028601  <4>[  278.131880] x19: ffff800011aa5000 x18: 0000000000000000 
 3248 00:23:59.029768  <4>[  278.137450] x17: 0000000000000000 x16: 0000000000000000 
 3249 00:23:59.049348  <4>[  278.143020] x15: 0000000000000030 x14: ffffffffffffffff 
 3250 00:23:59.049814  <4>[  278.148591] x13: ffff8000960e39da x12: ffff8000160e39e2 
 3251 00:23:59.051019  <4>[  278.154160] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3252 00:23:59.051431  <4>[  278.159730] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3253 00:23:59.072958  <4>[  278.165300] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3254 00:23:59.073420  <4>[  278.170870] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 3255 00:23:59.074604  <4>[  278.176440] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3256 00:23:59.075043  <4>[  278.182010] x1 : 00000000fe67479e x0 : ffff8000119d4690 
 3257 00:23:59.094631  <4>[  278.187581] Call trace:
 3258 00:23:59.095124  <4>[  278.190287]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3259 00:23:59.095524  <4>[  278.195164]  lkdtm_do_action+0x24/0x40
 3260 00:23:59.095909  <4>[  278.199169]  direct_entry+0xd0/0x140
 3261 00:23:59.096286  <4>[  278.203003]  full_proxy_write+0x68/0xbc
 3262 00:23:59.116116  <4>[  278.207099]  vfs_write+0xec/0x20c
 3263 00:23:59.116579  <4>[  278.210669]  ksys_write+0x70/0x100
 3264 00:23:59.116982  <4>[  278.214326]  __arm64_sys_write+0x24/0x30
 3265 00:23:59.118158  <4>[  278.218508]  el0_svc_common.constprop.0+0x84/0x1e0
 3266 00:23:59.118562  <4>[  278.223554]  do_el0_svc+0x2c/0xa4
 3267 00:23:59.118976  <4>[  278.227127]  el0_svc+0x20/0x30
 3268 00:23:59.133370  <4>[  278.230438]  el0_sync_handler+0xb0/0xb4
 3269 00:23:59.133831  <4>[  278.234530]  el0_sync+0x180/0x1c0
 3270 00:23:59.134232  <0>[  278.238104] Code: f2b579a2 90003de0 ca020021 911a4000 (f9067a61) 
 3271 00:23:59.134620  <4>[  278.244455] ---[ end trace 61669203b1dfed4e ]---
 3272 00:23:59.139930  # Segmentation fault
 3273 00:23:59.403135  # [  277.936048] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3274 00:23:59.404391  # [  277.942231] lkdtm: attempting bad ro_after_init write at ffff800011aa5cf0
 3275 00:23:59.404814  # [  277.949348] Unable to handle kernel write to read-only memory at virtual address ffff800011aa5cf0
 3276 00:23:59.425805  # [  277.958683] Mem abort info:
 3277 00:23:59.426273  # [  277.961792]   ESR = 0x9600004f
 3278 00:23:59.426677  # [  277.965239]   EC = 0x25: DABT (current EL), IL = 32 bits
 3279 00:23:59.427100  # [  277.970849]   SET = 0, FnV = 0
 3280 00:23:59.428276  # [  277.974190]   EA = 0, S1PTW = 0
 3281 00:23:59.428682  # [  277.977802] Data abort info:
 3282 00:23:59.448421  # [  277.981056]   ISV = 0, ISS = 0x0000004f
 3283 00:23:59.448891  # [  277.985182]   CM = 0, WnR = 1
 3284 00:23:59.449299  # [  277.988433] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3285 00:23:59.470964  # [  277.995503] [ffff800011aa5cf0] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fffc003, pte=0060000049ca5783
 3286 00:23:59.471439  # [  278.009749] Internal error: Oops: 9600004f [#14] PREEMPT SMP
 3287 00:23:59.514999  # [  278.015671] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3288 00:23:59.536706  # [  278.069134] CPU: 0 PID: 2190 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3289 00:23:59.537180  # [  278.077133] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3290 00:23:59.538375  # [  278.083744] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3291 00:23:59.538816  # [  278.090017] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3292 00:23:59.559475  # [  278.095238] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3293 00:23:59.559943  # [  278.100457] sp : ffff8000160e3cf0
 3294 00:23:59.561133  # [  278.104027] x29: ffff8000160e3cf0 x28: ffff0005c9813100 
 3295 00:23:59.561547  # [  278.109599] x27: 0000000000000000 x26: 0000000000000000 
 3296 00:23:59.580907  # [  278.115169] x25: ffff8000114c3210 x24: ffff8000160e3e20 
 3297 00:23:59.581379  # [  278.120740] x23: 0000000000000014 x22: ffff0005c9133000 
 3298 00:23:59.582572  # [  278.126310] x21: ffff8000119d3750 x20: ffff8000114c34a0 
 3299 00:23:59.583556  # [  278.131880] x19: ffff800011aa5000 x18: 0000000000000000 
 3300 00:23:59.603506  # [  278.137450] x17: 0000000000000000 x16: 0000000000000000 
 3301 00:23:59.603978  # [  278.143020] x15: 0000000000000030 x14: ffffffffffffffff 
 3302 00:23:59.605178  # [  278.148591] x13: ffff8000960e39da x12: ffff8000160e39e2 
 3303 00:23:59.605592  # [  278.154160] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3304 00:23:59.625200  # [  278.159730] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3305 00:23:59.625671  # [  278.165300] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3306 00:23:59.626904  # [  278.170870] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 3307 00:23:59.627324  # [  278.176440] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3308 00:23:59.648928  # [  278.182010] x1 : 00000000fe67479e x0 : ffff8000119d4690 
 3309 00:23:59.649399  # [  278.187581] Call trace:
 3310 00:23:59.649805  # [  278.190287]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3311 00:23:59.650198  # [  278.195164]  lkdtm_do_action+0x24/0x40
 3312 00:23:59.650581  # [  278.199169]  direct_entry+0xd0/0x140
 3313 00:23:59.651022  # [  278.203003]  full_proxy_write+0x68/0xbc
 3314 00:23:59.670523  # [  278.207099]  vfs_write+0xec/0x20c
 3315 00:23:59.671020  # [  278.210669]  ksys_write+0x70/0x100
 3316 00:23:59.671426  # [  278.214326]  __arm64_sys_write+0x24/0x30
 3317 00:23:59.671815  # [  278.218508]  el0_svc_common.constprop.0+0x84/0x1e0
 3318 00:23:59.672198  # [  278.223554]  do_el0_svc+0x2c/0xa4
 3319 00:23:59.672573  # [  278.227127]  el0_svc+0x20/0x30
 3320 00:23:59.692084  # [  278.230438]  el0_sync_handler+0xb0/0xb4
 3321 00:23:59.692553  # [  278.234530]  el0_sync+0x180/0x1c0
 3322 00:23:59.692957  # [  278.238104] Code: f2b579a2 90003de0 ca020021 911a4000 (f9067a61) 
 3323 00:23:59.693353  # [  278.244455] ---[ end trace 61669203b1dfed4e ]---
 3324 00:23:59.694531  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 3325 00:23:59.700739  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3326 00:23:59.701211  # selftests: lkdtm: WRITE_KERN.sh
 3327 00:24:00.842051  <6>[  279.951028] lkdtm: Performing direct entry WRITE_KERN
 3328 00:24:00.850375  <6>[  279.956581] lkdtm: attempting bad 8478092 byte write at ffff80001121851c
 3329 00:24:00.859345  <1>[  279.963819] Unable to handle kernel write to read-only memory at virtual address ffff80001121851c
 3330 00:24:00.862496  <1>[  279.973097] Mem abort info:
 3331 00:24:00.866946  <1>[  279.976469]   ESR = 0x9600004f
 3332 00:24:00.883148  <1>[  279.979901]   EC = 0x25: DABT (current EL), IL = 32 bits
 3333 00:24:00.883517  <1>[  279.985644]   SET = 0, FnV = 0
 3334 00:24:00.883836  <1>[  279.988988]   EA = 0, S1PTW = 0
 3335 00:24:00.884144  <1>[  279.992416] Data abort info:
 3336 00:24:00.886648  <1>[  279.995577]   ISV = 0, ISS = 0x0000004f
 3337 00:24:00.893989  <1>[  279.999745]   CM = 0, WnR = 1
 3338 00:24:00.897217  <1>[  280.002973] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3339 00:24:00.912437  <1>[  280.010083] [ffff80001121851c] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fffd003, pte=0050000049418783
 3340 00:24:00.915826  <0>[  280.022921] Internal error: Oops: 9600004f [#15] PREEMPT SMP
 3341 00:24:00.979169  <4>[  280.028840] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3342 00:24:00.980464  <4>[  280.082303] CPU: 0 PID: 2235 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3343 00:24:01.003034  <4>[  280.090301] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3344 00:24:01.003496  <4>[  280.096913] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3345 00:24:01.003896  <4>[  280.103184] pc : __memcpy+0x110/0x180
 3346 00:24:01.004277  <4>[  280.107109] lr : lkdtm_WRITE_KERN+0x54/0x88
 3347 00:24:01.004653  <4>[  280.111546] sp : ffff8000161b3ce0
 3348 00:24:01.024618  <4>[  280.115116] x29: ffff8000161b3ce0 x28: ffff0005c755c980 
 3349 00:24:01.025079  <4>[  280.120687] x27: 0000000000000000 x26: 0000000000000000 
 3350 00:24:01.025478  <4>[  280.126259] x25: ffff8000114c3210 x24: ffff8000161b3e20 
 3351 00:24:01.025862  <4>[  280.131829] x23: 000000000000000b x22: ffff0005c8226000 
 3352 00:24:01.046116  <4>[  280.137399] x21: 0000000000815d8c x20: ffff800010a02790 
 3353 00:24:01.046580  <4>[  280.142970] x19: ffff80001121851c x18: 0000000000000000 
 3354 00:24:01.047008  <4>[  280.148540] x17: 0000000000000000 x16: 001fffffffffffff 
 3355 00:24:01.048208  <4>[  280.154110] x15: 0000000000174000 x14: f9000fe097e50a66 
 3356 00:24:01.068734  <4>[  280.159680] x13: f9437c00910003fd x12: 52819801d2800802 
 3357 00:24:01.069196  <4>[  280.165249] x11: a9be7bfdb0008500 x10: d503233fd503201f 
 3358 00:24:01.069597  <4>[  280.170820] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3359 00:24:01.069983  <4>[  280.176390] x7 : d503201faa1e03e9 x6 : ffff80001121851c 
 3360 00:24:01.091278  <4>[  280.181960] x5 : ffff800012531c88 x4 : 0000000000000000 
 3361 00:24:01.091741  <4>[  280.187531] x3 : 0000000000000000 x2 : 0000000000815d0c 
 3362 00:24:01.092950  <4>[  280.193100] x1 : ffff800010a027d0 x0 : ffff80001121851c 
 3363 00:24:01.093362  <4>[  280.198671] Call trace:
 3364 00:24:01.093752  <4>[  280.201376]  __memcpy+0x110/0x180
 3365 00:24:01.113974  <4>[  280.204951]  lkdtm_do_action+0x24/0x40
 3366 00:24:01.114438  <4>[  280.208958]  direct_entry+0xd0/0x140
 3367 00:24:01.114865  <4>[  280.212791]  full_proxy_write+0x68/0xbc
 3368 00:24:01.116064  <4>[  280.216887]  vfs_write+0xec/0x20c
 3369 00:24:01.116465  <4>[  280.220458]  ksys_write+0x70/0x100
 3370 00:24:01.116847  <4>[  280.224116]  __arm64_sys_write+0x24/0x30
 3371 00:24:01.135603  <4>[  280.228298]  el0_svc_common.constprop.0+0x84/0x1e0
 3372 00:24:01.136072  <4>[  280.233345]  do_el0_svc+0x2c/0xa4
 3373 00:24:01.136479  <4>[  280.236918]  el0_svc+0x20/0x30
 3374 00:24:01.136872  <4>[  280.240229]  el0_sync_handler+0xb0/0xb4
 3375 00:24:01.138070  <4>[  280.244322]  el0_sync+0x180/0x1c0
 3376 00:24:01.143154  <0>[  280.247896] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3377 00:24:01.146342  <4>[  280.254248] ---[ end trace 61669203b1dfed4f ]---
 3378 00:24:01.150782  # Segmentation fault
 3379 00:24:01.419238  # [  279.951028] lkdtm: Performing direct entry WRITE_KERN
 3380 00:24:01.420395  # [  279.956581] lkdtm: attempting bad 8478092 byte write at ffff80001121851c
 3381 00:24:01.420784  # [  279.963819] Unable to handle kernel write to read-only memory at virtual address ffff80001121851c
 3382 00:24:01.441923  # [  279.973097] Mem abort info:
 3383 00:24:01.442356  # [  279.976469]   ESR = 0x9600004f
 3384 00:24:01.442759  # [  279.979901]   EC = 0x25: DABT (current EL), IL = 32 bits
 3385 00:24:01.443185  # [  279.985644]   SET = 0, FnV = 0
 3386 00:24:01.443572  # [  279.988988]   EA = 0, S1PTW = 0
 3387 00:24:01.443950  # [  279.992416] Data abort info:
 3388 00:24:01.463406  # [  279.995577]   ISV = 0, ISS = 0x0000004f
 3389 00:24:01.463874  # [  279.999745]   CM = 0, WnR = 1
 3390 00:24:01.464280  # [  280.002973] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 3391 00:24:01.484912  # [  280.010083] [ffff80001121851c] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000067fffd003, pte=0050000049418783
 3392 00:24:01.485390  # [  280.022921] Internal error: Oops: 9600004f [#15] PREEMPT SMP
 3393 00:24:01.531034  # [  280.028840] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3394 00:24:01.552955  # [  280.082303] CPU: 0 PID: 2235 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3395 00:24:01.553430  # [  280.090301] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3396 00:24:01.554653  # [  280.096913] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3397 00:24:01.555120  # [  280.103184] pc : __memcpy+0x110/0x180
 3398 00:24:01.574490  # [  280.107109] lr : lkdtm_WRITE_KERN+0x54/0x88
 3399 00:24:01.574993  # [  280.111546] sp : ffff8000161b3ce0
 3400 00:24:01.575401  # [  280.115116] x29: ffff8000161b3ce0 x28: ffff0005c755c980 
 3401 00:24:01.575792  # [  280.120687] x27: 0000000000000000 x26: 0000000000000000 
 3402 00:24:01.576175  # [  280.126259] x25: ffff8000114c3210 x24: ffff8000161b3e20 
 3403 00:24:01.597078  # [  280.131829] x23: 000000000000000b x22: ffff0005c8226000 
 3404 00:24:01.597548  # [  280.137399] x21: 0000000000815d8c x20: ffff800010a02790 
 3405 00:24:01.598791  # [  280.142970] x19: ffff80001121851c x18: 0000000000000000 
 3406 00:24:01.599207  # [  280.148540] x17: 0000000000000000 x16: 001fffffffffffff 
 3407 00:24:01.619697  # [  280.154110] x15: 0000000000174000 x14: f9000fe097e50a66 
 3408 00:24:01.620167  # [  280.159680] x13: f9437c00910003fd x12: 52819801d2800802 
 3409 00:24:01.621391  # [  280.165249] x11: a9be7bfdb0008500 x10: d503233fd503201f 
 3410 00:24:01.621808  # [  280.170820] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3411 00:24:01.641325  # [  280.176390] x7 : d503201faa1e03e9 x6 : ffff80001121851c 
 3412 00:24:01.641797  # [  280.181960] x5 : ffff800012531c88 x4 : 0000000000000000 
 3413 00:24:01.643045  # [  280.187531] x3 : 0000000000000000 x2 : 0000000000815d0c 
 3414 00:24:01.643460  # [  280.193100] x1 : ffff800010a027d0 x0 : ffff80001121851c 
 3415 00:24:01.663938  # [  280.198671] Call trace:
 3416 00:24:01.664406  # [  280.201376]  __memcpy+0x110/0x180
 3417 00:24:01.664813  # [  280.204951]  lkdtm_do_action+0x24/0x40
 3418 00:24:01.666024  # [  280.208958]  direct_entry+0xd0/0x140
 3419 00:24:01.666431  # [  280.212791]  full_proxy_write+0x68/0xbc
 3420 00:24:01.666850  # [  280.216887]  vfs_write+0xec/0x20c
 3421 00:24:01.685474  # [  280.220458]  ksys_write+0x70/0x100
 3422 00:24:01.685942  # [  280.224116]  __arm64_sys_write+0x24/0x30
 3423 00:24:01.686348  # [  280.228298]  el0_svc_common.constprop.0+0x84/0x1e0
 3424 00:24:01.686771  # [  280.233345]  do_el0_svc+0x2c/0xa4
 3425 00:24:01.687176  # [  280.236918]  el0_svc+0x20/0x30
 3426 00:24:01.688383  # [  280.240229]  el0_sync_handler+0xb0/0xb4
 3427 00:24:01.708079  # [  280.244322]  el0_sync+0x180/0x1c0
 3428 00:24:01.708549  # [  280.247896] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3429 00:24:01.709770  # [  280.254248] ---[ end trace 61669203b1dfed4f ]---
 3430 00:24:01.710176  # WRITE_KERN: saw 'call trace:': ok
 3431 00:24:01.710563  ok 41 selftests: lkdtm: WRITE_KERN.sh
 3432 00:24:01.711806  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3433 00:24:02.774533  <6>[  281.877796] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3434 00:24:02.777672  <6>[  281.884299] lkdtm: attempting good refcount_inc() without overflow
 3435 00:24:02.788521  <6>[  281.890890] lkdtm: attempting bad refcount_inc() overflow
 3436 00:24:02.788989  <4>[  281.896791] ------------[ cut here ]------------
 3437 00:24:02.793767  <4>[  281.901756] refcount_t: saturated; leaking memory.
 3438 00:24:02.802652  <4>[  281.906960] WARNING: CPU: 4 PID: 2280 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3439 00:24:02.866237  <4>[  281.915660] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3440 00:24:02.867573  <4>[  281.969237] CPU: 4 PID: 2280 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3441 00:24:02.889976  <4>[  281.977238] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3442 00:24:02.890442  <4>[  281.983855] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3443 00:24:02.890872  <4>[  281.990124] pc : refcount_warn_saturate+0x74/0x144
 3444 00:24:02.891259  <4>[  281.995174] lr : refcount_warn_saturate+0x74/0x144
 3445 00:24:02.891639  <4>[  282.000224] sp : ffff800016263cd0
 3446 00:24:02.911431  <4>[  282.003797] x29: ffff800016263cd0 x28: ffff0005c7a80000 
 3447 00:24:02.911894  <4>[  282.009375] x27: 0000000000000000 x26: 0000000000000000 
 3448 00:24:02.912294  <4>[  282.014954] x25: ffff8000114c3210 x24: ffff800016263e20 
 3449 00:24:02.913510  <4>[  282.020531] x23: 0000000000000016 x22: ffff0005c80bb000 
 3450 00:24:02.933087  <4>[  282.026110] x21: ffff8000119d3778 x20: ffff8000114c34c0 
 3451 00:24:02.933553  <4>[  282.031687] x19: 000000000000002b x18: 0000000000000000 
 3452 00:24:02.933954  <4>[  282.037265] x17: 0000000000000000 x16: 0000000000000000 
 3453 00:24:02.934340  <4>[  282.042843] x15: 0000000000000030 x14: ffffffffffffffff 
 3454 00:24:02.955613  <4>[  282.048422] x13: ffff80009626397a x12: ffff800016263982 
 3455 00:24:02.956076  <4>[  282.054000] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3456 00:24:02.956474  <4>[  282.059578] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3457 00:24:02.957692  <4>[  282.065156] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3458 00:24:02.978228  <4>[  282.070734] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 3459 00:24:02.978692  <4>[  282.076312] x3 : 0000000000000000 x2 : 0000000000000000 
 3460 00:24:02.979124  <4>[  282.081889] x1 : 0000000000000000 x0 : ffff0005c7a80000 
 3461 00:24:02.980350  <4>[  282.087469] Call trace:
 3462 00:24:03.000972  <4>[  282.090176]  refcount_warn_saturate+0x74/0x144
 3463 00:24:03.001445  <4>[  282.094886]  __refcount_add.constprop.0+0x7c/0x90
 3464 00:24:03.001856  <4>[  282.099854]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3465 00:24:03.002248  <4>[  282.104906]  lkdtm_do_action+0x24/0x40
 3466 00:24:03.002634  <4>[  282.108915]  direct_entry+0xd0/0x140
 3467 00:24:03.022484  <4>[  282.112753]  full_proxy_write+0x68/0xbc
 3468 00:24:03.022988  <4>[  282.116852]  vfs_write+0xec/0x20c
 3469 00:24:03.023398  <4>[  282.120428]  ksys_write+0x70/0x100
 3470 00:24:03.023790  <4>[  282.124089]  __arm64_sys_write+0x24/0x30
 3471 00:24:03.024174  <4>[  282.128277]  el0_svc_common.constprop.0+0x84/0x1e0
 3472 00:24:03.024552  <4>[  282.133329]  do_el0_svc+0x2c/0xa4
 3473 00:24:03.045053  <4>[  282.136909]  el0_svc+0x20/0x30
 3474 00:24:03.045525  <4>[  282.140224]  el0_sync_handler+0xb0/0xb4
 3475 00:24:03.045935  <4>[  282.144321]  el0_sync+0x180/0x1c0
 3476 00:24:03.047185  <4>[  282.147896] irq event stamp: 0
 3477 00:24:03.047596  <4>[  282.151217] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3478 00:24:03.067719  <4>[  282.157751] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3479 00:24:03.068196  <4>[  282.166189] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3480 00:24:03.068607  <4>[  282.174625] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3481 00:24:03.073059  <4>[  282.181150] ---[ end trace 61669203b1dfed50 ]---
 3482 00:24:03.077304  <6>[  282.186313] lkdtm: Overflow detected: saturated
 3483 00:24:03.857004  # [  281.877796] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3484 00:24:03.858312  # [  281.884299] lkdtm: attempting good refcount_inc() without overflow
 3485 00:24:03.858747  # [  281.890890] lkdtm: attempting bad refcount_inc() overflow
 3486 00:24:03.878513  # [  281.896791] ------------[ cut here ]------------
 3487 00:24:03.879027  # [  281.901756] refcount_t: saturated; leaking memory.
 3488 00:24:03.879426  # [  281.906960] WARNING: CPU: 4 PID: 2280 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3489 00:24:03.945243  # [  281.915660] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3490 00:24:03.945733  # [  281.969237] CPU: 4 PID: 2280 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3491 00:24:03.946135  # [  281.977238] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3492 00:24:03.946519  # [  281.983855] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3493 00:24:03.967896  # [  281.990124] pc : refcount_warn_saturate+0x74/0x144
 3494 00:24:03.968356  # [  281.995174] lr : refcount_warn_saturate+0x74/0x144
 3495 00:24:03.968753  # [  282.000224] sp : ffff800016263cd0
 3496 00:24:03.969134  # [  282.003797] x29: ffff800016263cd0 x28: ffff0005c7a80000 
 3497 00:24:03.990565  # [  282.009375] x27: 0000000000000000 x26: 0000000000000000 
 3498 00:24:03.991076  # [  282.014954] x25: ffff8000114c3210 x24: ffff800016263e20 
 3499 00:24:03.991477  # [  282.020531] x23: 0000000000000016 x22: ffff0005c80bb000 
 3500 00:24:03.991858  # [  282.026110] x21: ffff8000119d3778 x20: ffff8000114c34c0 
 3501 00:24:04.011965  # [  282.031687] x19: 000000000000002b x18: 0000000000000000 
 3502 00:24:04.012425  # [  282.037265] x17: 0000000000000000 x16: 0000000000000000 
 3503 00:24:04.013682  # [  282.042843] x15: 0000000000000030 x14: ffffffffffffffff 
 3504 00:24:04.014088  # [  282.048422] x13: ffff80009626397a x12: ffff800016263982 
 3505 00:24:04.034697  # [  282.054000] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3506 00:24:04.035181  # [  282.059578] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3507 00:24:04.035579  # [  282.065156] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3508 00:24:04.035961  # [  282.070734] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 3509 00:24:04.056308  # [  282.076312] x3 : 0000000000000000 x2 : 0000000000000000 
 3510 00:24:04.056769  # [  282.081889] x1 : 0000000000000000 x0 : ffff0005c7a80000 
 3511 00:24:04.057167  # [  282.087469] Call trace:
 3512 00:24:04.057554  # [  282.090176]  refcount_warn_saturate+0x74/0x144
 3513 00:24:04.057930  # [  282.094886]  __refcount_add.constprop.0+0x7c/0x90
 3514 00:24:04.078769  # [  282.099854]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3515 00:24:04.079248  # [  282.104906]  lkdtm_do_action+0x24/0x40
 3516 00:24:04.079655  # [  282.108915]  direct_entry+0xd0/0x140
 3517 00:24:04.080047  # [  282.112753]  full_proxy_write+0x68/0xbc
 3518 00:24:04.080432  # [  282.116852]  vfs_write+0xec/0x20c
 3519 00:24:04.081663  # [  282.120428]  ksys_write+0x70/0x100
 3520 00:24:04.101426  # [  282.124089]  __arm64_sys_write+0x24/0x30
 3521 00:24:04.101897  # [  282.128277]  el0_svc_common.constprop.0+0x84/0x1e0
 3522 00:24:04.102301  # [  282.133329]  do_el0_svc+0x2c/0xa4
 3523 00:24:04.102690  # [  282.136909]  el0_svc+0x20/0x30
 3524 00:24:04.103129  # [  282.140224]  el0_sync_handler+0xb0/0xb4
 3525 00:24:04.104375  # [  282.144321]  el0_sync+0x180/0x1c0
 3526 00:24:04.123036  # [  282.147896] irq event stamp: 0
 3527 00:24:04.123505  # [  282.151217] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3528 00:24:04.123912  # [  282.157751] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3529 00:24:04.145513  # [  282.166189] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3530 00:24:04.145986  # [  282.174625] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3531 00:24:04.146394  # [  282.181150] ---[ end trace 61669203b1dfed50 ]---
 3532 00:24:04.147662  # [  282.186313] lkdtm: Overflow detected: saturated
 3533 00:24:04.148073  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 3534 00:24:04.153259  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3535 00:24:04.156410  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3536 00:24:04.339411  <6>[  283.436635] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3537 00:24:04.339820  <6>[  283.443014] lkdtm: attempting good refcount_add() without overflow
 3538 00:24:04.342902  <6>[  283.449516] lkdtm: attempting bad refcount_add() overflow
 3539 00:24:04.346039  <4>[  283.455242] ------------[ cut here ]------------
 3540 00:24:04.352366  <4>[  283.460216] refcount_t: saturated; leaking memory.
 3541 00:24:04.361282  <4>[  283.465559] WARNING: CPU: 0 PID: 2312 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3542 00:24:04.425910  <4>[  283.474259] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3543 00:24:04.427281  <4>[  283.527798] CPU: 0 PID: 2312 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3544 00:24:04.447400  <4>[  283.535799] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3545 00:24:04.447874  <4>[  283.542415] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3546 00:24:04.448285  <4>[  283.548683] pc : refcount_warn_saturate+0x74/0x144
 3547 00:24:04.449532  <4>[  283.553733] lr : refcount_warn_saturate+0x74/0x144
 3548 00:24:04.449942  <4>[  283.558782] sp : ffff800016313cd0
 3549 00:24:04.469040  <4>[  283.562355] x29: ffff800016313cd0 x28: ffff0005c3ece200 
 3550 00:24:04.469513  <4>[  283.567933] x27: 0000000000000000 x26: 0000000000000000 
 3551 00:24:04.470797  <4>[  283.573510] x25: ffff8000114c3210 x24: ffff800016313e20 
 3552 00:24:04.471216  <4>[  283.579086] x23: 0000000000000016 x22: ffff0005c5fd6000 
 3553 00:24:04.492689  <4>[  283.584661] x21: ffff8000119d3790 x20: ffff8000114c34d0 
 3554 00:24:04.493161  <4>[  283.590237] x19: 000000000000002c x18: 0000000000000000 
 3555 00:24:04.493569  <4>[  283.595813] x17: 0000000000000000 x16: 0000000000000000 
 3556 00:24:04.493960  <4>[  283.601388] x15: 0000000000000000 x14: 0000000000000000 
 3557 00:24:04.514174  <4>[  283.606962] x13: 0000000000000000 x12: 0000000000000040 
 3558 00:24:04.514647  <4>[  283.612538] x11: ffff0005c0400000 x10: 0000000000001440 
 3559 00:24:04.515086  <4>[  283.618113] x9 : ffff80001012d054 x8 : 0000000000000000 
 3560 00:24:04.516355  <4>[  283.623689] x7 : 000000008018000f x6 : ffff800012531000 
 3561 00:24:04.536945  <4>[  283.629265] x5 : ffff800012531c88 x4 : ffff00063f718c70 
 3562 00:24:04.537418  <4>[  283.634840] x3 : 0000000000000000 x2 : 0000000000000000 
 3563 00:24:04.537827  <4>[  283.640415] x1 : 0000000000000000 x0 : ffff0005c3ece200 
 3564 00:24:04.538219  <4>[  283.645992] Call trace:
 3565 00:24:04.559566  <4>[  283.648699]  refcount_warn_saturate+0x74/0x144
 3566 00:24:04.560038  <4>[  283.653408]  __refcount_add.constprop.0+0x7c/0x90
 3567 00:24:04.560447  <4>[  283.658375]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3568 00:24:04.561700  <4>[  283.663425]  lkdtm_do_action+0x24/0x40
 3569 00:24:04.562109  <4>[  283.667434]  direct_entry+0xd0/0x140
 3570 00:24:04.581057  <4>[  283.671271]  full_proxy_write+0x68/0xbc
 3571 00:24:04.581528  <4>[  283.675368]  vfs_write+0xec/0x20c
 3572 00:24:04.581936  <4>[  283.678942]  ksys_write+0x70/0x100
 3573 00:24:04.583212  <4>[  283.682603]  __arm64_sys_write+0x24/0x30
 3574 00:24:04.583624  <4>[  283.686788]  el0_svc_common.constprop.0+0x84/0x1e0
 3575 00:24:04.584019  <4>[  283.691838]  do_el0_svc+0x2c/0xa4
 3576 00:24:04.603682  <4>[  283.695414]  el0_svc+0x20/0x30
 3577 00:24:04.604154  <4>[  283.698729]  el0_sync_handler+0xb0/0xb4
 3578 00:24:04.604562  <4>[  283.702824]  el0_sync+0x180/0x1c0
 3579 00:24:04.604955  <4>[  283.706398] irq event stamp: 0
 3580 00:24:04.605340  <4>[  283.709715] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3581 00:24:04.626262  <4>[  283.716246] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3582 00:24:04.627565  <4>[  283.724683] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3583 00:24:04.627995  <4>[  283.733119] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3584 00:24:04.631620  <4>[  283.739643] ---[ end trace 61669203b1dfed51 ]---
 3585 00:24:04.636982  <6>[  283.745656] lkdtm: Overflow detected: saturated
 3586 00:24:04.884574  # [  283.436635] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3587 00:24:04.884908  # [  283.443014] lkdtm: attempting good refcount_add() without overflow
 3588 00:24:04.885190  # [  283.449516] lkdtm: attempting bad refcount_add() overflow
 3589 00:24:04.907195  # [  283.455242] ------------[ cut here ]------------
 3590 00:24:04.907589  # [  283.460216] refcount_t: saturated; leaking memory.
 3591 00:24:04.907929  # [  283.465559] WARNING: CPU: 0 PID: 2312 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3592 00:24:04.973888  # [  283.474259] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3593 00:24:04.974367  # [  283.527798] CPU: 0 PID: 2312 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3594 00:24:04.974808  # [  283.535799] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3595 00:24:04.976080  # [  283.542415] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3596 00:24:04.995581  # [  283.548683] pc : refcount_warn_saturate+0x74/0x144
 3597 00:24:04.996042  # [  283.553733] lr : refcount_warn_saturate+0x74/0x144
 3598 00:24:04.997304  # [  283.558782] sp : ffff800016313cd0
 3599 00:24:04.997712  # [  283.562355] x29: ffff800016313cd0 x28: ffff0005c3ece200 
 3600 00:24:05.017949  # [  283.567933] x27: 0000000000000000 x26: 0000000000000000 
 3601 00:24:05.018410  # [  283.573510] x25: ffff8000114c3210 x24: ffff800016313e20 
 3602 00:24:05.019704  # [  283.579086] x23: 0000000000000016 x22: ffff0005c5fd6000 
 3603 00:24:05.020112  # [  283.584661] x21: ffff8000119d3790 x20: ffff8000114c34d0 
 3604 00:24:05.040682  # [  283.590237] x19: 000000000000002c x18: 0000000000000000 
 3605 00:24:05.041141  # [  283.595813] x17: 0000000000000000 x16: 0000000000000000 
 3606 00:24:05.041538  # [  283.601388] x15: 0000000000000000 x14: 0000000000000000 
 3607 00:24:05.042811  # [  283.606962] x13: 0000000000000000 x12: 0000000000000040 
 3608 00:24:05.062215  # [  283.612538] x11: ffff0005c0400000 x10: 0000000000001440 
 3609 00:24:05.062675  # [  283.618113] x9 : ffff80001012d054 x8 : 0000000000000000 
 3610 00:24:05.064018  # [  283.623689] x7 : 000000008018000f x6 : ffff800012531000 
 3611 00:24:05.064428  # [  283.629265] x5 : ffff800012531c88 x4 : ffff00063f718c70 
 3612 00:24:05.084911  # [  283.634840] x3 : 0000000000000000 x2 : 0000000000000000 
 3613 00:24:05.085372  # [  283.640415] x1 : 0000000000000000 x0 : ffff0005c3ece200 
 3614 00:24:05.085769  # [  283.645992] Call trace:
 3615 00:24:05.087065  # [  283.648699]  refcount_warn_saturate+0x74/0x144
 3616 00:24:05.087470  # [  283.653408]  __refcount_add.constprop.0+0x7c/0x90
 3617 00:24:05.107494  # [  283.658375]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3618 00:24:05.107958  # [  283.663425]  lkdtm_do_action+0x24/0x40
 3619 00:24:05.108357  # [  283.667434]  direct_entry+0xd0/0x140
 3620 00:24:05.108738  # [  283.671271]  full_proxy_write+0x68/0xbc
 3621 00:24:05.109111  # [  283.675368]  vfs_write+0xec/0x20c
 3622 00:24:05.110356  # [  283.678942]  ksys_write+0x70/0x100
 3623 00:24:05.129183  # [  283.682603]  __arm64_sys_write+0x24/0x30
 3624 00:24:05.129644  # [  283.686788]  el0_svc_common.constprop.0+0x84/0x1e0
 3625 00:24:05.130041  # [  283.691838]  do_el0_svc+0x2c/0xa4
 3626 00:24:05.130423  # [  283.695414]  el0_svc+0x20/0x30
 3627 00:24:05.130825  # [  283.698729]  el0_sync_handler+0xb0/0xb4
 3628 00:24:05.131201  # [  283.702824]  el0_sync+0x180/0x1c0
 3629 00:24:05.151609  # [  283.706398] irq event stamp: 0
 3630 00:24:05.152069  # [  283.709715] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3631 00:24:05.153337  # [  283.716246] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3632 00:24:05.173320  # [  283.724683] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3633 00:24:05.173784  # [  283.733119] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3634 00:24:05.174185  # [  283.739643] ---[ end trace 61669203b1dfed51 ]---
 3635 00:24:05.175462  # [  283.745656] lkdtm: Overflow detected: saturated
 3636 00:24:05.175866  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 3637 00:24:05.182048  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3638 00:24:05.185288  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3639 00:24:05.661577  <6>[  284.767316] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3640 00:24:05.674502  <6>[  284.774492] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3641 00:24:05.677872  <4>[  284.780994] ------------[ cut here ]------------
 3642 00:24:05.678344  <4>[  284.785937] refcount_t: saturated; leaking memory.
 3643 00:24:05.686495  <4>[  284.791187] WARNING: CPU: 5 PID: 2344 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3644 00:24:05.751262  <4>[  284.799888] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3645 00:24:05.751763  <4>[  284.853471] CPU: 5 PID: 2344 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3646 00:24:05.773950  <4>[  284.861472] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3647 00:24:05.774424  <4>[  284.868089] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3648 00:24:05.774866  <4>[  284.874358] pc : refcount_warn_saturate+0xc8/0x144
 3649 00:24:05.775263  <4>[  284.879408] lr : refcount_warn_saturate+0xc8/0x144
 3650 00:24:05.775650  <4>[  284.884457] sp : ffff8000163c3cb0
 3651 00:24:05.795437  <4>[  284.888030] x29: ffff8000163c3cb0 x28: ffff0005c755c980 
 3652 00:24:05.795910  <4>[  284.893608] x27: 0000000000000000 x26: 0000000000000000 
 3653 00:24:05.796321  <4>[  284.899186] x25: ffff8000114c3210 x24: ffff8000163c3e20 
 3654 00:24:05.797609  <4>[  284.904764] x23: 000000000000001f x22: ffff0005c96cf000 
 3655 00:24:05.816943  <4>[  284.910343] x21: 0000000000000001 x20: 000000007fffffff 
 3656 00:24:05.817417  <4>[  284.915921] x19: ffff8000163c3d04 x18: 0000000000000000 
 3657 00:24:05.817824  <4>[  284.921499] x17: 0000000000000000 x16: 0000000000000000 
 3658 00:24:05.819119  <4>[  284.927077] x15: 0000000000000030 x14: ffffffffffffffff 
 3659 00:24:05.840716  <4>[  284.932654] x13: ffff8000963c395a x12: ffff8000163c3962 
 3660 00:24:05.841189  <4>[  284.938232] x11: ffff80001255fda8 x10: 0000000000001440 
 3661 00:24:05.841599  <4>[  284.943810] x9 : ffff80001012d054 x8 : 0000000000000000 
 3662 00:24:05.841994  <4>[  284.949388] x7 : 0000000000000000 x6 : ffff800012531000 
 3663 00:24:05.862185  <4>[  284.954966] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3664 00:24:05.862658  <4>[  284.960544] x3 : 0000000000000000 x2 : 0000000000000000 
 3665 00:24:05.863095  <4>[  284.966122] x1 : 0000000000000000 x0 : ffff0005c755c980 
 3666 00:24:05.863492  <4>[  284.971701] Call trace:
 3667 00:24:05.884733  <4>[  284.974409]  refcount_warn_saturate+0xc8/0x144
 3668 00:24:05.885207  <4>[  284.979118]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3669 00:24:05.886494  <4>[  284.984863]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3670 00:24:05.886984  <4>[  284.990700]  lkdtm_do_action+0x24/0x40
 3671 00:24:05.887383  <4>[  284.994709]  direct_entry+0xd0/0x140
 3672 00:24:05.907406  <4>[  284.998547]  full_proxy_write+0x68/0xbc
 3673 00:24:05.907877  <4>[  285.002646]  vfs_write+0xec/0x20c
 3674 00:24:05.908278  <4>[  285.006221]  ksys_write+0x70/0x100
 3675 00:24:05.908661  <4>[  285.009882]  __arm64_sys_write+0x24/0x30
 3676 00:24:05.909039  <4>[  285.014071]  el0_svc_common.constprop.0+0x84/0x1e0
 3677 00:24:05.909411  <4>[  285.019122]  do_el0_svc+0x2c/0xa4
 3678 00:24:05.929935  <4>[  285.022701]  el0_svc+0x20/0x30
 3679 00:24:05.930397  <4>[  285.026017]  el0_sync_handler+0xb0/0xb4
 3680 00:24:05.930825  <4>[  285.030114]  el0_sync+0x180/0x1c0
 3681 00:24:05.932110  <4>[  285.033689] irq event stamp: 0
 3682 00:24:05.932517  <4>[  285.037009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3683 00:24:05.951569  <4>[  285.043542] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3684 00:24:05.952036  <4>[  285.051980] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3685 00:24:05.952437  <4>[  285.060417] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3686 00:24:05.958942  <4>[  285.066942] ---[ end trace 61669203b1dfed52 ]---
 3687 00:24:05.963428  <6>[  285.072089] lkdtm: Overflow detected: saturated
 3688 00:24:06.682651  # [  284.767316] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3689 00:24:06.683168  # [  284.774492] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3690 00:24:06.684468  # [  284.780994] ------------[ cut here ]------------
 3691 00:24:06.704183  # [  284.785937] refcount_t: saturated; leaking memory.
 3692 00:24:06.704654  # [  284.791187] WARNING: CPU: 5 PID: 2344 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3693 00:24:06.749248  # [  284.799888] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3694 00:24:06.769870  # [  284.853471] CPU: 5 PID: 2344 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3695 00:24:06.770344  # [  284.861472] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3696 00:24:06.770777  # [  284.868089] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3697 00:24:06.772069  # [  284.874358] pc : refcount_warn_saturate+0xc8/0x144
 3698 00:24:06.793470  # [  284.879408] lr : refcount_warn_saturate+0xc8/0x144
 3699 00:24:06.793939  # [  284.884457] sp : ffff8000163c3cb0
 3700 00:24:06.795255  # [  284.888030] x29: ffff8000163c3cb0 x28: ffff0005c755c980 
 3701 00:24:06.795671  # [  284.893608] x27: 0000000000000000 x26: 0000000000000000 
 3702 00:24:06.815097  # [  284.899186] x25: ffff8000114c3210 x24: ffff8000163c3e20 
 3703 00:24:06.816453  # [  284.904764] x23: 000000000000001f x22: ffff0005c96cf000 
 3704 00:24:06.816875  # [  284.910343] x21: 0000000000000001 x20: 000000007fffffff 
 3705 00:24:06.817281  # [  284.915921] x19: ffff8000163c3d04 x18: 0000000000000000 
 3706 00:24:06.837916  # [  284.921499] x17: 0000000000000000 x16: 0000000000000000 
 3707 00:24:06.838388  # [  284.927077] x15: 0000000000000030 x14: ffffffffffffffff 
 3708 00:24:06.838839  # [  284.932654] x13: ffff8000963c395a x12: ffff8000163c3962 
 3709 00:24:06.839240  # [  284.938232] x11: ffff80001255fda8 x10: 0000000000001440 
 3710 00:24:06.859293  # [  284.943810] x9 : ffff80001012d054 x8 : 0000000000000000 
 3711 00:24:06.859764  # [  284.949388] x7 : 0000000000000000 x6 : ffff800012531000 
 3712 00:24:06.861076  # [  284.954966] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 3713 00:24:06.861492  # [  284.960544] x3 : 0000000000000000 x2 : 0000000000000000 
 3714 00:24:06.881949  # [  284.966122] x1 : 0000000000000000 x0 : ffff0005c755c980 
 3715 00:24:06.882421  # [  284.971701] Call trace:
 3716 00:24:06.882856  # [  284.974409]  refcount_warn_saturate+0xc8/0x144
 3717 00:24:06.884145  # [  284.979118]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3718 00:24:06.884556  # [  284.984863]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3719 00:24:06.904664  # [  284.990700]  lkdtm_do_action+0x24/0x40
 3720 00:24:06.905132  # [  284.994709]  direct_entry+0xd0/0x140
 3721 00:24:06.905528  # [  284.998547]  full_proxy_write+0x68/0xbc
 3722 00:24:06.905909  # [  285.002646]  vfs_write+0xec/0x20c
 3723 00:24:06.906283  # [  285.006221]  ksys_write+0x70/0x100
 3724 00:24:06.906652  # [  285.009882]  __arm64_sys_write+0x24/0x30
 3725 00:24:06.926175  # [  285.014071]  el0_svc_common.constprop.0+0x84/0x1e0
 3726 00:24:06.926637  # [  285.019122]  do_el0_svc+0x2c/0xa4
 3727 00:24:06.927091  # [  285.022701]  el0_svc+0x20/0x30
 3728 00:24:06.927478  # [  285.026017]  el0_sync_handler+0xb0/0xb4
 3729 00:24:06.928754  # [  285.030114]  el0_sync+0x180/0x1c0
 3730 00:24:06.929165  # [  285.033689] irq event stamp: 0
 3731 00:24:06.948830  # [  285.037009] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3732 00:24:06.950191  # [  285.043542] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3733 00:24:06.950607  # [  285.051980] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3734 00:24:06.970391  # [  285.060417] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3735 00:24:06.970879  # [  285.066942] ---[ end trace 61669203b1dfed52 ]---
 3736 00:24:06.971280  # [  285.072089] lkdtm: Overflow detected: saturated
 3737 00:24:06.972576  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3738 00:24:06.977936  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3739 00:24:06.981275  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3740 00:24:07.133471  <6>[  286.236195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3741 00:24:07.136730  <6>[  286.243315] lkdtm: attempting bad refcount_add_not_zero() overflow
 3742 00:24:07.142102  <4>[  286.250002] ------------[ cut here ]------------
 3743 00:24:07.146476  <4>[  286.254952] refcount_t: saturated; leaking memory.
 3744 00:24:07.155371  <4>[  286.260155] WARNING: CPU: 4 PID: 2376 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3745 00:24:07.219051  <4>[  286.268853] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3746 00:24:07.219554  <4>[  286.322427] CPU: 4 PID: 2376 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3747 00:24:07.242668  <4>[  286.330429] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3748 00:24:07.243166  <4>[  286.337045] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3749 00:24:07.244494  <4>[  286.343313] pc : refcount_warn_saturate+0xc8/0x144
 3750 00:24:07.244909  <4>[  286.348364] lr : refcount_warn_saturate+0xc8/0x144
 3751 00:24:07.245307  <4>[  286.353413] sp : ffff80001646bcb0
 3752 00:24:07.264168  <4>[  286.356986] x29: ffff80001646bcb0 x28: ffff0005c9a04980 
 3753 00:24:07.264640  <4>[  286.362564] x27: 0000000000000000 x26: 0000000000000000 
 3754 00:24:07.265050  <4>[  286.368142] x25: ffff8000114c3210 x24: ffff80001646be20 
 3755 00:24:07.266352  <4>[  286.373721] x23: 000000000000001f x22: ffff0005c36d9000 
 3756 00:24:07.286927  <4>[  286.379299] x21: 0000000000000006 x20: 000000007fffffff 
 3757 00:24:07.287400  <4>[  286.384877] x19: ffff80001646bd04 x18: 0000000000000000 
 3758 00:24:07.287809  <4>[  286.390455] x17: 0000000000000000 x16: 0000000000000000 
 3759 00:24:07.289109  <4>[  286.396033] x15: 0000000000000030 x14: ffffffffffffffff 
 3760 00:24:07.309407  <4>[  286.401611] x13: ffff80009646b95a x12: ffff80001646b962 
 3761 00:24:07.309879  <4>[  286.407188] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3762 00:24:07.310288  <4>[  286.412767] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3763 00:24:07.311588  <4>[  286.418345] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3764 00:24:07.331044  <4>[  286.423923] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 3765 00:24:07.331517  <4>[  286.429501] x3 : 0000000000000000 x2 : 0000000000000000 
 3766 00:24:07.331928  <4>[  286.435079] x1 : 0000000000000000 x0 : ffff0005c9a04980 
 3767 00:24:07.333229  <4>[  286.440659] Call trace:
 3768 00:24:07.353653  <4>[  286.443366]  refcount_warn_saturate+0xc8/0x144
 3769 00:24:07.354125  <4>[  286.448075]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3770 00:24:07.355461  <4>[  286.453821]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3771 00:24:07.355879  <4>[  286.459657]  lkdtm_do_action+0x24/0x40
 3772 00:24:07.356280  <4>[  286.463667]  direct_entry+0xd0/0x140
 3773 00:24:07.376285  <4>[  286.467505]  full_proxy_write+0x68/0xbc
 3774 00:24:07.376756  <4>[  286.471604]  vfs_write+0xec/0x20c
 3775 00:24:07.377164  <4>[  286.475179]  ksys_write+0x70/0x100
 3776 00:24:07.377554  <4>[  286.478840]  __arm64_sys_write+0x24/0x30
 3777 00:24:07.377937  <4>[  286.483029]  el0_svc_common.constprop.0+0x84/0x1e0
 3778 00:24:07.378317  <4>[  286.488080]  do_el0_svc+0x2c/0xa4
 3779 00:24:07.398917  <4>[  286.491659]  el0_svc+0x20/0x30
 3780 00:24:07.399387  <4>[  286.494974]  el0_sync_handler+0xb0/0xb4
 3781 00:24:07.399794  <4>[  286.499072]  el0_sync+0x180/0x1c0
 3782 00:24:07.401095  <4>[  286.502647] irq event stamp: 0
 3783 00:24:07.401512  <4>[  286.505968] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3784 00:24:07.420417  <4>[  286.512502] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3785 00:24:07.420891  <4>[  286.520940] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3786 00:24:07.422214  <4>[  286.529377] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3787 00:24:07.428021  <4>[  286.535902] ---[ end trace 61669203b1dfed53 ]---
 3788 00:24:07.432247  <6>[  286.541085] lkdtm: Overflow detected: saturated
 3789 00:24:08.060889  # [  286.236195] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3790 00:24:08.061327  # [  286.243315] lkdtm: attempting bad refcount_add_not_zero() overflow
 3791 00:24:08.061695  # [  286.250002] ------------[ cut here ]------------
 3792 00:24:08.082107  # [  286.254952] refcount_t: saturated; leaking memory.
 3793 00:24:08.082318  # [  286.260155] WARNING: CPU: 4 PID: 2376 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3794 00:24:08.127510  # [  286.268853] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3795 00:24:08.148846  # [  286.322427] CPU: 4 PID: 2376 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3796 00:24:08.149032  # [  286.330429] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3797 00:24:08.149648  # [  286.337045] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3798 00:24:08.149812  # [  286.343313] pc : refcount_warn_saturate+0xc8/0x144
 3799 00:24:08.171690  # [  286.348364] lr : refcount_warn_saturate+0xc8/0x144
 3800 00:24:08.171874  # [  286.353413] sp : ffff80001646bcb0
 3801 00:24:08.172728  # [  286.356986] x29: ffff80001646bcb0 x28: ffff0005c9a04980 
 3802 00:24:08.172972  # [  286.362564] x27: 0000000000000000 x26: 0000000000000000 
 3803 00:24:08.193172  # [  286.368142] x25: ffff8000114c3210 x24: ffff80001646be20 
 3804 00:24:08.193358  # [  286.373721] x23: 000000000000001f x22: ffff0005c36d9000 
 3805 00:24:08.194233  # [  286.379299] x21: 0000000000000006 x20: 000000007fffffff 
 3806 00:24:08.194459  # [  286.384877] x19: ffff80001646bd04 x18: 0000000000000000 
 3807 00:24:08.214965  # [  286.390455] x17: 0000000000000000 x16: 0000000000000000 
 3808 00:24:08.215328  # [  286.396033] x15: 0000000000000030 x14: ffffffffffffffff 
 3809 00:24:08.215631  # [  286.401611] x13: ffff80009646b95a x12: ffff80001646b962 
 3810 00:24:08.215918  # [  286.407188] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3811 00:24:08.238431  # [  286.412767] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3812 00:24:08.238797  # [  286.418345] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3813 00:24:08.239985  # [  286.423923] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 3814 00:24:08.240359  # [  286.429501] x3 : 0000000000000000 x2 : 0000000000000000 
 3815 00:24:08.259972  # [  286.435079] x1 : 0000000000000000 x0 : ffff0005c9a04980 
 3816 00:24:08.260263  # [  286.440659] Call trace:
 3817 00:24:08.260647  # [  286.443366]  refcount_warn_saturate+0xc8/0x144
 3818 00:24:08.261871  # [  286.448075]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3819 00:24:08.262248  # [  286.453821]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3820 00:24:08.282692  # [  286.459657]  lkdtm_do_action+0x24/0x40
 3821 00:24:08.283170  # [  286.463667]  direct_entry+0xd0/0x140
 3822 00:24:08.283509  # [  286.467505]  full_proxy_write+0x68/0xbc
 3823 00:24:08.284652  # [  286.471604]  vfs_write+0xec/0x20c
 3824 00:24:08.285011  # [  286.475179]  ksys_write+0x70/0x100
 3825 00:24:08.285342  # [  286.478840]  __arm64_sys_write+0x24/0x30
 3826 00:24:08.304272  # [  286.483029]  el0_svc_common.constprop.0+0x84/0x1e0
 3827 00:24:08.304692  # [  286.488080]  do_el0_svc+0x2c/0xa4
 3828 00:24:08.305035  # [  286.491659]  el0_svc+0x20/0x30
 3829 00:24:08.306100  # [  286.494974]  el0_sync_handler+0xb0/0xb4
 3830 00:24:08.306420  # [  286.499072]  el0_sync+0x180/0x1c0
 3831 00:24:08.306800  # [  286.502647] irq event stamp: 0
 3832 00:24:08.326911  # [  286.505968] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3833 00:24:08.328234  # [  286.512502] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3834 00:24:08.328618  # [  286.520940] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3835 00:24:08.349569  # [  286.529377] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3836 00:24:08.350008  # [  286.535902] ---[ end trace 61669203b1dfed53 ]---
 3837 00:24:08.350374  # [  286.541085] lkdtm: Overflow detected: saturated
 3838 00:24:08.351647  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3839 00:24:08.355088  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3840 00:24:08.358336  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3841 00:24:08.522056  <6>[  287.622141] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3842 00:24:08.522523  <6>[  287.628197] lkdtm: attempting good refcount_dec()
 3843 00:24:08.525296  <6>[  287.633226] lkdtm: attempting bad refcount_dec() to zero
 3844 00:24:08.530763  <4>[  287.638865] ------------[ cut here ]------------
 3845 00:24:08.541523  <4>[  287.643837] refcount_t: decrement hit 0; leaking memory.
 3846 00:24:08.544783  <4>[  287.649567] WARNING: CPU: 3 PID: 2408 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3847 00:24:08.609317  <4>[  287.658353] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3848 00:24:08.610769  <4>[  287.711935] CPU: 3 PID: 2408 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3849 00:24:08.631019  <4>[  287.719937] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3850 00:24:08.631499  <4>[  287.726553] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3851 00:24:08.631912  <4>[  287.732821] pc : refcount_warn_saturate+0x13c/0x144
 3852 00:24:08.633241  <4>[  287.737958] lr : refcount_warn_saturate+0x13c/0x144
 3853 00:24:08.633663  <4>[  287.743094] sp : ffff80001651bcc0
 3854 00:24:08.654565  <4>[  287.746668] x29: ffff80001651bcc0 x28: ffff0005c995b100 
 3855 00:24:08.655073  <4>[  287.752247] x27: 0000000000000000 x26: 0000000000000000 
 3856 00:24:08.655488  <4>[  287.757825] x25: ffff8000114c3210 x24: ffff80001651be20 
 3857 00:24:08.656814  <4>[  287.763403] x23: 0000000000000012 x22: ffff0005c5692000 
 3858 00:24:08.676232  <4>[  287.768982] x21: ffff8000119d37e8 x20: ffff8000114c3500 
 3859 00:24:08.676706  <4>[  287.774560] x19: ffff80001651bd04 x18: 0000000000000000 
 3860 00:24:08.677116  <4>[  287.780138] x17: 0000000000000000 x16: 0000000000000000 
 3861 00:24:08.677510  <4>[  287.785716] x15: 0000000000000030 x14: ffffffffffffffff 
 3862 00:24:08.698856  <4>[  287.791295] x13: ffff80009651b96a x12: ffff80001651b972 
 3863 00:24:08.699329  <4>[  287.796874] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3864 00:24:08.700669  <4>[  287.802452] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3865 00:24:08.701089  <4>[  287.808030] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3866 00:24:08.721333  <4>[  287.813609] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 3867 00:24:08.721816  <4>[  287.819186] x3 : 0000000000000000 x2 : 0000000000000000 
 3868 00:24:08.722226  <4>[  287.824764] x1 : 0000000000000000 x0 : ffff0005c995b100 
 3869 00:24:08.723519  <4>[  287.830344] Call trace:
 3870 00:24:08.743006  <4>[  287.833051]  refcount_warn_saturate+0x13c/0x144
 3871 00:24:08.743496  <4>[  287.837847]  __refcount_dec.constprop.0+0x5c/0x6c
 3872 00:24:08.743904  <4>[  287.842812]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3873 00:24:08.744297  <4>[  287.847520]  lkdtm_do_action+0x24/0x40
 3874 00:24:08.745617  <4>[  287.851530]  direct_entry+0xd0/0x140
 3875 00:24:08.765622  <4>[  287.855367]  full_proxy_write+0x68/0xbc
 3876 00:24:08.766094  <4>[  287.859467]  vfs_write+0xec/0x20c
 3877 00:24:08.766502  <4>[  287.863042]  ksys_write+0x70/0x100
 3878 00:24:08.767865  <4>[  287.866704]  __arm64_sys_write+0x24/0x30
 3879 00:24:08.768287  <4>[  287.870893]  el0_svc_common.constprop.0+0x84/0x1e0
 3880 00:24:08.768687  <4>[  287.875945]  do_el0_svc+0x2c/0xa4
 3881 00:24:08.788232  <4>[  287.879525]  el0_svc+0x20/0x30
 3882 00:24:08.788733  <4>[  287.882840]  el0_sync_handler+0xb0/0xb4
 3883 00:24:08.789140  <4>[  287.886937]  el0_sync+0x180/0x1c0
 3884 00:24:08.790470  <4>[  287.890512] irq event stamp: 0
 3885 00:24:08.790919  <4>[  287.893833] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3886 00:24:08.810825  <4>[  287.900367] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3887 00:24:08.812248  <4>[  287.908805] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3888 00:24:08.812674  <4>[  287.917243] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3889 00:24:08.815215  <4>[  287.923768] ---[ end trace 61669203b1dfed54 ]---
 3890 00:24:08.820525  <6>[  287.928899] lkdtm: Zero detected: saturated
 3891 00:24:09.593690  # [  287.622141] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3892 00:24:09.594171  # [  287.628197] lkdtm: attempting good refcount_dec()
 3893 00:24:09.594572  # [  287.633226] lkdtm: attempting bad refcount_dec() to zero
 3894 00:24:09.594988  # [  287.638865] ------------[ cut here ]------------
 3895 00:24:09.616149  # [  287.643837] refcount_t: decrement hit 0; leaking memory.
 3896 00:24:09.616618  # [  287.649567] WARNING: CPU: 3 PID: 2408 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3897 00:24:09.660453  # [  287.658353] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3898 00:24:09.681938  # [  287.711935] CPU: 3 PID: 2408 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3899 00:24:09.683364  # [  287.719937] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3900 00:24:09.683779  # [  287.726553] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3901 00:24:09.704624  # [  287.732821] pc : refcount_warn_saturate+0x13c/0x144
 3902 00:24:09.705085  # [  287.737958] lr : refcount_warn_saturate+0x13c/0x144
 3903 00:24:09.705480  # [  287.743094] sp : ffff80001651bcc0
 3904 00:24:09.705860  # [  287.746668] x29: ffff80001651bcc0 x28: ffff0005c995b100 
 3905 00:24:09.706235  # [  287.752247] x27: 0000000000000000 x26: 0000000000000000 
 3906 00:24:09.727196  # [  287.757825] x25: ffff8000114c3210 x24: ffff80001651be20 
 3907 00:24:09.727659  # [  287.763403] x23: 0000000000000012 x22: ffff0005c5692000 
 3908 00:24:09.728056  # [  287.768982] x21: ffff8000119d37e8 x20: ffff8000114c3500 
 3909 00:24:09.729378  # [  287.774560] x19: ffff80001651bd04 x18: 0000000000000000 
 3910 00:24:09.749688  # [  287.780138] x17: 0000000000000000 x16: 0000000000000000 
 3911 00:24:09.750158  # [  287.785716] x15: 0000000000000030 x14: ffffffffffffffff 
 3912 00:24:09.751514  # [  287.791295] x13: ffff80009651b96a x12: ffff80001651b972 
 3913 00:24:09.751922  # [  287.796874] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 3914 00:24:09.771174  # [  287.802452] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 3915 00:24:09.771641  # [  287.808030] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 3916 00:24:09.772984  # [  287.813609] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 3917 00:24:09.773392  # [  287.819186] x3 : 0000000000000000 x2 : 0000000000000000 
 3918 00:24:09.793886  # [  287.824764] x1 : 0000000000000000 x0 : ffff0005c995b100 
 3919 00:24:09.794349  # [  287.830344] Call trace:
 3920 00:24:09.794775  # [  287.833051]  refcount_warn_saturate+0x13c/0x144
 3921 00:24:09.795165  # [  287.837847]  __refcount_dec.constprop.0+0x5c/0x6c
 3922 00:24:09.796484  # [  287.842812]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3923 00:24:09.816495  # [  287.847520]  lkdtm_do_action+0x24/0x40
 3924 00:24:09.816960  # [  287.851530]  direct_entry+0xd0/0x140
 3925 00:24:09.817357  # [  287.855367]  full_proxy_write+0x68/0xbc
 3926 00:24:09.818702  # [  287.859467]  vfs_write+0xec/0x20c
 3927 00:24:09.819136  # [  287.863042]  ksys_write+0x70/0x100
 3928 00:24:09.819527  # [  287.866704]  __arm64_sys_write+0x24/0x30
 3929 00:24:09.837973  # [  287.870893]  el0_svc_common.constprop.0+0x84/0x1e0
 3930 00:24:09.838435  # [  287.875945]  do_el0_svc+0x2c/0xa4
 3931 00:24:09.838862  # [  287.879525]  el0_svc+0x20/0x30
 3932 00:24:09.840200  # [  287.882840]  el0_sync_handler+0xb0/0xb4
 3933 00:24:09.840609  # [  287.886937]  el0_sync+0x180/0x1c0
 3934 00:24:09.840999  # [  287.890512] irq event stamp: 0
 3935 00:24:09.860607  # [  287.893833] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3936 00:24:09.862016  # [  287.900367] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3937 00:24:09.882118  # [  287.908805] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3938 00:24:09.882595  # [  287.917243] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3939 00:24:09.883026  # [  287.923768] ---[ end trace 61669203b1dfed54 ]---
 3940 00:24:09.883450  # [  287.928899] lkdtm: Zero detected: saturated
 3941 00:24:09.884811  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 3942 00:24:09.887682  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3943 00:24:09.888109  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 3944 00:24:10.103254  <6>[  289.206873] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3945 00:24:10.106547  <6>[  289.213368] lkdtm: attempting bad refcount_dec() below zero
 3946 00:24:10.110796  <4>[  289.219266] ------------[ cut here ]------------
 3947 00:24:10.122775  <4>[  289.224255] refcount_t: decrement hit 0; leaking memory.
 3948 00:24:10.126134  <4>[  289.230012] WARNING: CPU: 3 PID: 2443 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3949 00:24:10.189556  <4>[  289.238798] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3950 00:24:10.191030  <4>[  289.292375] CPU: 3 PID: 2443 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 3951 00:24:10.212257  <4>[  289.300377] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 3952 00:24:10.212732  <4>[  289.306992] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3953 00:24:10.213142  <4>[  289.313262] pc : refcount_warn_saturate+0x13c/0x144
 3954 00:24:10.213534  <4>[  289.318399] lr : refcount_warn_saturate+0x13c/0x144
 3955 00:24:10.213918  <4>[  289.323535] sp : ffff8000165bbcc0
 3956 00:24:10.234860  <4>[  289.327109] x29: ffff8000165bbcc0 x28: ffff0005c9a00000 
 3957 00:24:10.235341  <4>[  289.332687] x27: 0000000000000000 x26: 0000000000000000 
 3958 00:24:10.236705  <4>[  289.338265] x25: ffff8000114c3210 x24: ffff8000165bbe20 
 3959 00:24:10.237124  <4>[  289.343843] x23: 0000000000000016 x22: ffff0005c6404000 
 3960 00:24:10.256365  <4>[  289.349421] x21: ffff8000119d3800 x20: ffff8000114c3510 
 3961 00:24:10.256848  <4>[  289.354999] x19: ffff8000165bbd04 x18: 0000000000000000 
 3962 00:24:10.257256  <4>[  289.360577] x17: 0000000000000000 x16: 0000000000000000 
 3963 00:24:10.258605  <4>[  289.366154] x15: 0000000000000030 x14: ffffffffffffffff 
 3964 00:24:10.278999  <4>[  289.371733] x13: ffff8000965bb96a x12: ffff8000165bb972 
 3965 00:24:10.279472  <4>[  289.377311] x11: ffff80001255fda8 x10: 0000000000001440 
 3966 00:24:10.280836  <4>[  289.382889] x9 : ffff80001012d054 x8 : 0000000000000000 
 3967 00:24:10.281254  <4>[  289.388467] x7 : 0000000000000000 x6 : ffff800012531000 
 3968 00:24:10.301607  <4>[  289.394045] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 3969 00:24:10.302080  <4>[  289.399623] x3 : 0000000000000000 x2 : 0000000000000000 
 3970 00:24:10.303463  <4>[  289.405201] x1 : 0000000000000000 x0 : ffff0005c9a00000 
 3971 00:24:10.303885  <4>[  289.410780] Call trace:
 3972 00:24:10.323081  <4>[  289.413488]  refcount_warn_saturate+0x13c/0x144
 3973 00:24:10.323557  <4>[  289.418283]  __refcount_dec.constprop.0+0x5c/0x6c
 3974 00:24:10.323965  <4>[  289.423248]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 3975 00:24:10.325318  <4>[  289.428304]  lkdtm_do_action+0x24/0x40
 3976 00:24:10.325736  <4>[  289.432313]  direct_entry+0xd0/0x140
 3977 00:24:10.346818  <4>[  289.436151]  full_proxy_write+0x68/0xbc
 3978 00:24:10.347299  <4>[  289.440250]  vfs_write+0xec/0x20c
 3979 00:24:10.347707  <4>[  289.443824]  ksys_write+0x70/0x100
 3980 00:24:10.348096  <4>[  289.447486]  __arm64_sys_write+0x24/0x30
 3981 00:24:10.349466  <4>[  289.451675]  el0_svc_common.constprop.0+0x84/0x1e0
 3982 00:24:10.349886  <4>[  289.456727]  do_el0_svc+0x2c/0xa4
 3983 00:24:10.368369  <4>[  289.460306]  el0_svc+0x20/0x30
 3984 00:24:10.368853  <4>[  289.463622]  el0_sync_handler+0xb0/0xb4
 3985 00:24:10.369261  <4>[  289.467719]  el0_sync+0x180/0x1c0
 3986 00:24:10.369652  <4>[  289.471295] irq event stamp: 0
 3987 00:24:10.371027  <4>[  289.474616] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3988 00:24:10.389874  <4>[  289.481149] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3989 00:24:10.390359  <4>[  289.489587] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 3990 00:24:10.391753  <4>[  289.498024] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3991 00:24:10.396462  <4>[  289.504549] ---[ end trace 61669203b1dfed55 ]---
 3992 00:24:10.400714  <6>[  289.509520] lkdtm: Negative detected: saturated
 3993 00:24:11.197182  # [  289.206873] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 3994 00:24:11.197656  # [  289.213368] lkdtm: attempting bad refcount_dec() below zero
 3995 00:24:11.198057  # [  289.219266] ------------[ cut here ]------------
 3996 00:24:11.198440  # [  289.224255] refcount_t: decrement hit 0; leaking memory.
 3997 00:24:11.219791  # [  289.230012] WARNING: CPU: 3 PID: 2443 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3998 00:24:11.263931  # [  289.238798] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 3999 00:24:11.286495  # [  289.292375] CPU: 3 PID: 2443 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4000 00:24:11.286986  # [  289.300377] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4001 00:24:11.288351  # [  289.306992] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4002 00:24:11.288761  # [  289.313262] pc : refcount_warn_saturate+0x13c/0x144
 4003 00:24:11.308107  # [  289.318399] lr : refcount_warn_saturate+0x13c/0x144
 4004 00:24:11.308568  # [  289.323535] sp : ffff8000165bbcc0
 4005 00:24:11.308964  # [  289.327109] x29: ffff8000165bbcc0 x28: ffff0005c9a00000 
 4006 00:24:11.310312  # [  289.332687] x27: 0000000000000000 x26: 0000000000000000 
 4007 00:24:11.330612  # [  289.338265] x25: ffff8000114c3210 x24: ffff8000165bbe20 
 4008 00:24:11.331105  # [  289.343843] x23: 0000000000000016 x22: ffff0005c6404000 
 4009 00:24:11.332471  # [  289.349421] x21: ffff8000119d3800 x20: ffff8000114c3510 
 4010 00:24:11.332878  # [  289.354999] x19: ffff8000165bbd04 x18: 0000000000000000 
 4011 00:24:11.352332  # [  289.360577] x17: 0000000000000000 x16: 0000000000000000 
 4012 00:24:11.352793  # [  289.366154] x15: 0000000000000030 x14: ffffffffffffffff 
 4013 00:24:11.353190  # [  289.371733] x13: ffff8000965bb96a x12: ffff8000165bb972 
 4014 00:24:11.354543  # [  289.377311] x11: ffff80001255fda8 x10: 0000000000001440 
 4015 00:24:11.374981  # [  289.382889] x9 : ffff80001012d054 x8 : 0000000000000000 
 4016 00:24:11.375442  # [  289.388467] x7 : 0000000000000000 x6 : ffff800012531000 
 4017 00:24:11.375840  # [  289.394045] x5 : ffff800012531c88 x4 : ffff00063f77ec70 
 4018 00:24:11.376222  # [  289.399623] x3 : 0000000000000000 x2 : 0000000000000000 
 4019 00:24:11.397496  # [  289.405201] x1 : 0000000000000000 x0 : ffff0005c9a00000 
 4020 00:24:11.397960  # [  289.410780] Call trace:
 4021 00:24:11.398358  # [  289.413488]  refcount_warn_saturate+0x13c/0x144
 4022 00:24:11.398768  # [  289.418283]  __refcount_dec.constprop.0+0x5c/0x6c
 4023 00:24:11.400125  # [  289.423248]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4024 00:24:11.400535  # [  289.428304]  lkdtm_do_action+0x24/0x40
 4025 00:24:11.419132  # [  289.432313]  direct_entry+0xd0/0x140
 4026 00:24:11.419594  # [  289.436151]  full_proxy_write+0x68/0xbc
 4027 00:24:11.419991  # [  289.440250]  vfs_write+0xec/0x20c
 4028 00:24:11.420373  # [  289.443824]  ksys_write+0x70/0x100
 4029 00:24:11.421745  # [  289.447486]  __arm64_sys_write+0x24/0x30
 4030 00:24:11.441712  # [  289.451675]  el0_svc_common.constprop.0+0x84/0x1e0
 4031 00:24:11.442198  # [  289.456727]  do_el0_svc+0x2c/0xa4
 4032 00:24:11.442596  # [  289.460306]  el0_svc+0x20/0x30
 4033 00:24:11.443982  # [  289.463622]  el0_sync_handler+0xb0/0xb4
 4034 00:24:11.444392  # [  289.467719]  el0_sync+0x180/0x1c0
 4035 00:24:11.444804  # [  289.471295] irq event stamp: 0
 4036 00:24:11.464325  # [  289.474616] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4037 00:24:11.464633  # [  289.481149] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4038 00:24:11.464899  # [  289.489587] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4039 00:24:11.485796  # [  289.498024] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4040 00:24:11.486266  # [  289.504549] ---[ end trace 61669203b1dfed55 ]---
 4041 00:24:11.487663  # [  289.509520] lkdtm: Negative detected: saturated
 4042 00:24:11.488073  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4043 00:24:11.493468  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4044 00:24:11.494040  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4045 00:24:11.650982  <6>[  290.756823] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4046 00:24:11.657560  <6>[  290.764090] lkdtm: attempting bad refcount_dec_and_test() below zero
 4047 00:24:11.664034  <4>[  290.772331] ------------[ cut here ]------------
 4048 00:24:11.669553  <4>[  290.777792] refcount_t: underflow; use-after-free.
 4049 00:24:11.679358  <4>[  290.783306] WARNING: CPU: 4 PID: 2478 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4050 00:24:11.742977  <4>[  290.792006] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4051 00:24:11.744459  <4>[  290.845585] CPU: 4 PID: 2478 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4052 00:24:11.765605  <4>[  290.853587] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4053 00:24:11.766072  <4>[  290.860203] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4054 00:24:11.766474  <4>[  290.866471] pc : refcount_warn_saturate+0xf4/0x144
 4055 00:24:11.767869  <4>[  290.871522] lr : refcount_warn_saturate+0xf4/0x144
 4056 00:24:11.768282  <4>[  290.876571] sp : ffff80001664bcd0
 4057 00:24:11.787175  <4>[  290.880144] x29: ffff80001664bcd0 x28: ffff0005c7a80000 
 4058 00:24:11.787639  <4>[  290.885723] x27: 0000000000000000 x26: 0000000000000000 
 4059 00:24:11.789019  <4>[  290.891301] x25: ffff8000114c3210 x24: ffff80001664be20 
 4060 00:24:11.789429  <4>[  290.896879] x23: 000000000000001f x22: ffff0005c59ed000 
 4061 00:24:11.810872  <4>[  290.902458] x21: ffff8000119d3818 x20: ffff8000114c3520 
 4062 00:24:11.811353  <4>[  290.908036] x19: 0000000000000031 x18: 0000000000000000 
 4063 00:24:11.811719  <4>[  290.913614] x17: 0000000000000000 x16: 0000000000000000 
 4064 00:24:11.813026  <4>[  290.919193] x15: 0000000000000000 x14: 0000000000000000 
 4065 00:24:11.832338  <4>[  290.924770] x13: 0000000000000000 x12: 0000000000000000 
 4066 00:24:11.832823  <4>[  290.930348] x11: 0000000000000000 x10: 0000000000001440 
 4067 00:24:11.833195  <4>[  290.935926] x9 : ffff80001012d054 x8 : 0000000000000000 
 4068 00:24:11.834508  <4>[  290.941504] x7 : 0000000000000000 x6 : ffff800012531000 
 4069 00:24:11.853979  <4>[  290.947082] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 4070 00:24:11.854464  <4>[  290.952660] x3 : 0000000000000000 x2 : 0000000000000000 
 4071 00:24:11.854934  <4>[  290.958238] x1 : 0000000000000000 x0 : ffff0005c7a80000 
 4072 00:24:11.856312  <4>[  290.963818] Call trace:
 4073 00:24:11.877597  <4>[  290.966525]  refcount_warn_saturate+0xf4/0x144
 4074 00:24:11.878079  <4>[  290.971235]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4075 00:24:11.878489  <4>[  290.976986]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4076 00:24:11.878911  <4>[  290.982819]  lkdtm_do_action+0x24/0x40
 4077 00:24:11.880286  <4>[  290.986828]  direct_entry+0xd0/0x140
 4078 00:24:11.899234  <4>[  290.990666]  full_proxy_write+0x68/0xbc
 4079 00:24:11.899705  <4>[  290.994766]  vfs_write+0xec/0x20c
 4080 00:24:11.900112  <4>[  290.998342]  ksys_write+0x70/0x100
 4081 00:24:11.900504  <4>[  291.002003]  __arm64_sys_write+0x24/0x30
 4082 00:24:11.901880  <4>[  291.006192]  el0_svc_common.constprop.0+0x84/0x1e0
 4083 00:24:11.902297  <4>[  291.011244]  do_el0_svc+0x2c/0xa4
 4084 00:24:11.921838  <4>[  291.014823]  el0_svc+0x20/0x30
 4085 00:24:11.922308  <4>[  291.018138]  el0_sync_handler+0xb0/0xb4
 4086 00:24:11.922715  <4>[  291.022236]  el0_sync+0x180/0x1c0
 4087 00:24:11.924120  <4>[  291.025811] irq event stamp: 0
 4088 00:24:11.924541  <4>[  291.029132] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4089 00:24:11.944467  <4>[  291.035665] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4090 00:24:11.945927  <4>[  291.044104] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4091 00:24:11.946354  <4>[  291.052540] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4092 00:24:11.950953  <4>[  291.059065] ---[ end trace 61669203b1dfed56 ]---
 4093 00:24:11.956318  <6>[  291.064243] lkdtm: Negative detected: saturated
 4094 00:24:12.678969  # [  290.756823] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4095 00:24:12.679502  # [  290.764090] lkdtm: attempting bad refcount_dec_and_test() below zero
 4096 00:24:12.680923  # [  290.772331] ------------[ cut here ]------------
 4097 00:24:12.701382  # [  290.777792] refcount_t: underflow; use-after-free.
 4098 00:24:12.701851  # [  290.783306] WARNING: CPU: 4 PID: 2478 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4099 00:24:12.747790  # [  290.792006] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4100 00:24:12.768335  # [  290.845585] CPU: 4 PID: 2478 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4101 00:24:12.768809  # [  290.853587] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4102 00:24:12.770307  # [  290.860203] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4103 00:24:12.770788  # [  290.866471] pc : refcount_warn_saturate+0xf4/0x144
 4104 00:24:12.789845  # [  290.871522] lr : refcount_warn_saturate+0xf4/0x144
 4105 00:24:12.790318  # [  290.876571] sp : ffff80001664bcd0
 4106 00:24:12.791713  # [  290.880144] x29: ffff80001664bcd0 x28: ffff0005c7a80000 
 4107 00:24:12.792123  # [  290.885723] x27: 0000000000000000 x26: 0000000000000000 
 4108 00:24:12.812557  # [  290.891301] x25: ffff8000114c3210 x24: ffff80001664be20 
 4109 00:24:12.813017  # [  290.896879] x23: 000000000000001f x22: ffff0005c59ed000 
 4110 00:24:12.813415  # [  290.902458] x21: ffff8000119d3818 x20: ffff8000114c3520 
 4111 00:24:12.813797  # [  290.908036] x19: 0000000000000031 x18: 0000000000000000 
 4112 00:24:12.834101  # [  290.913614] x17: 0000000000000000 x16: 0000000000000000 
 4113 00:24:12.834563  # [  290.919193] x15: 0000000000000000 x14: 0000000000000000 
 4114 00:24:12.834989  # [  290.924770] x13: 0000000000000000 x12: 0000000000000000 
 4115 00:24:12.836373  # [  290.930348] x11: 0000000000000000 x10: 0000000000001440 
 4116 00:24:12.857827  # [  290.935926] x9 : ffff80001012d054 x8 : 0000000000000000 
 4117 00:24:12.858290  # [  290.941504] x7 : 0000000000000000 x6 : ffff800012531000 
 4118 00:24:12.859682  # [  290.947082] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 4119 00:24:12.860096  # [  290.952660] x3 : 0000000000000000 x2 : 0000000000000000 
 4120 00:24:12.879230  # [  290.958238] x1 : 0000000000000000 x0 : ffff0005c7a80000 
 4121 00:24:12.879693  # [  290.963818] Call trace:
 4122 00:24:12.880089  # [  290.966525]  refcount_warn_saturate+0xf4/0x144
 4123 00:24:12.881482  # [  290.971235]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4124 00:24:12.881896  # [  290.976986]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4125 00:24:12.900964  # [  290.982819]  lkdtm_do_action+0x24/0x40
 4126 00:24:12.901425  # [  290.986828]  direct_entry+0xd0/0x140
 4127 00:24:12.901824  # [  290.990666]  full_proxy_write+0x68/0xbc
 4128 00:24:12.902204  # [  290.994766]  vfs_write+0xec/0x20c
 4129 00:24:12.902578  # [  290.998342]  ksys_write+0x70/0x100
 4130 00:24:12.902981  # [  291.002003]  __arm64_sys_write+0x24/0x30
 4131 00:24:12.923387  # [  291.006192]  el0_svc_common.constprop.0+0x84/0x1e0
 4132 00:24:12.923892  # [  291.011244]  do_el0_svc+0x2c/0xa4
 4133 00:24:12.924291  # [  291.014823]  el0_svc+0x20/0x30
 4134 00:24:12.925678  # [  291.018138]  el0_sync_handler+0xb0/0xb4
 4135 00:24:12.926117  # [  291.022236]  el0_sync+0x180/0x1c0
 4136 00:24:12.926507  # [  291.025811] irq event stamp: 0
 4137 00:24:12.946093  # [  291.029132] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4138 00:24:12.946570  # [  291.035665] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4139 00:24:12.948005  # [  291.044104] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4140 00:24:12.968841  # [  291.052540] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4141 00:24:12.969304  # [  291.059065] ---[ end trace 61669203b1dfed56 ]---
 4142 00:24:12.970701  # [  291.064243] lkdtm: Negative detected: saturated
 4143 00:24:12.971134  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4144 00:24:12.976303  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4145 00:24:12.979625  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4146 00:24:13.136020  <6>[  292.242047] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4147 00:24:13.150137  <6>[  292.249234] lkdtm: attempting bad refcount_sub_and_test() below zero
 4148 00:24:13.153390  <4>[  292.255909] ------------[ cut here ]------------
 4149 00:24:13.153864  <4>[  292.260836] refcount_t: underflow; use-after-free.
 4150 00:24:13.162136  <4>[  292.266081] WARNING: CPU: 5 PID: 2513 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4151 00:24:13.226855  <4>[  292.274780] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4152 00:24:13.228242  <4>[  292.328359] CPU: 5 PID: 2513 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4153 00:24:13.248346  <4>[  292.336360] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4154 00:24:13.248820  <4>[  292.342976] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4155 00:24:13.249094  <4>[  292.349245] pc : refcount_warn_saturate+0xf4/0x144
 4156 00:24:13.250220  <4>[  292.354297] lr : refcount_warn_saturate+0xf4/0x144
 4157 00:24:13.250611  <4>[  292.359346] sp : ffff8000166e3cd0
 4158 00:24:13.269976  <4>[  292.362920] x29: ffff8000166e3cd0 x28: ffff0005c8001880 
 4159 00:24:13.270414  <4>[  292.368498] x27: 0000000000000000 x26: 0000000000000000 
 4160 00:24:13.271557  <4>[  292.374076] x25: ffff8000114c3210 x24: ffff8000166e3e20 
 4161 00:24:13.271948  <4>[  292.379654] x23: 000000000000001f x22: ffff0005c50b1000 
 4162 00:24:13.292601  <4>[  292.385232] x21: ffff8000119d3838 x20: ffff8000114c3530 
 4163 00:24:13.293037  <4>[  292.390810] x19: 0000000000000032 x18: 0000000000000000 
 4164 00:24:13.293422  <4>[  292.396389] x17: 0000000000000000 x16: 0000000000000000 
 4165 00:24:13.293782  <4>[  292.401966] x15: 0000000000000030 x14: ffffffffffffffff 
 4166 00:24:13.315129  <4>[  292.407545] x13: ffff8000966e397a x12: ffff8000166e3982 
 4167 00:24:13.315568  <4>[  292.413123] x11: ffff80001255fda8 x10: 0000000000001440 
 4168 00:24:13.316959  <4>[  292.418701] x9 : ffff80001012d054 x8 : 0000000000000000 
 4169 00:24:13.317382  <4>[  292.424280] x7 : 0000000000000000 x6 : ffff800012531000 
 4170 00:24:13.337822  <4>[  292.429858] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4171 00:24:13.338294  <4>[  292.435436] x3 : 0000000000000000 x2 : 0000000000000000 
 4172 00:24:13.339716  <4>[  292.441015] x1 : 0000000000000000 x0 : ffff0005c8001880 
 4173 00:24:13.340140  <4>[  292.446594] Call trace:
 4174 00:24:13.359463  <4>[  292.449302]  refcount_warn_saturate+0xf4/0x144
 4175 00:24:13.359934  <4>[  292.454012]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4176 00:24:13.360344  <4>[  292.459761]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4177 00:24:13.360738  <4>[  292.465594]  lkdtm_do_action+0x24/0x40
 4178 00:24:13.361123  <4>[  292.469603]  direct_entry+0xd0/0x140
 4179 00:24:13.382090  <4>[  292.473442]  full_proxy_write+0x68/0xbc
 4180 00:24:13.382563  <4>[  292.477542]  vfs_write+0xec/0x20c
 4181 00:24:13.383003  <4>[  292.481117]  ksys_write+0x70/0x100
 4182 00:24:13.383398  <4>[  292.484778]  __arm64_sys_write+0x24/0x30
 4183 00:24:13.383782  <4>[  292.488967]  el0_svc_common.constprop.0+0x84/0x1e0
 4184 00:24:13.384164  <4>[  292.494018]  do_el0_svc+0x2c/0xa4
 4185 00:24:13.404649  <4>[  292.497598]  el0_svc+0x20/0x30
 4186 00:24:13.405130  <4>[  292.500912]  el0_sync_handler+0xb0/0xb4
 4187 00:24:13.405541  <4>[  292.505009]  el0_sync+0x180/0x1c0
 4188 00:24:13.405934  <4>[  292.508585] irq event stamp: 0
 4189 00:24:13.407471  <4>[  292.511905] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4190 00:24:13.426190  <4>[  292.518439] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4191 00:24:13.426506  <4>[  292.526877] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4192 00:24:13.427731  <4>[  292.535313] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4193 00:24:13.433807  <4>[  292.541839] ---[ end trace 61669203b1dfed57 ]---
 4194 00:24:13.439125  <6>[  292.546987] lkdtm: Negative detected: saturated
 4195 00:24:14.191107  # [  292.242047] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4196 00:24:14.191592  # [  292.249234] lkdtm: attempting bad refcount_sub_and_test() below zero
 4197 00:24:14.193036  # [  292.255909] ------------[ cut here ]------------
 4198 00:24:14.213739  # [  292.260836] refcount_t: underflow; use-after-free.
 4199 00:24:14.214200  # [  292.266081] WARNING: CPU: 5 PID: 2513 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4200 00:24:14.257907  # [  292.274780] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4201 00:24:14.280384  # [  292.328359] CPU: 5 PID: 2513 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4202 00:24:14.280860  # [  292.336360] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4203 00:24:14.282279  # [  292.342976] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4204 00:24:14.282693  # [  292.349245] pc : refcount_warn_saturate+0xf4/0x144
 4205 00:24:14.302112  # [  292.354297] lr : refcount_warn_saturate+0xf4/0x144
 4206 00:24:14.302577  # [  292.359346] sp : ffff8000166e3cd0
 4207 00:24:14.303004  # [  292.362920] x29: ffff8000166e3cd0 x28: ffff0005c8001880 
 4208 00:24:14.303389  # [  292.368498] x27: 0000000000000000 x26: 0000000000000000 
 4209 00:24:14.324616  # [  292.374076] x25: ffff8000114c3210 x24: ffff8000166e3e20 
 4210 00:24:14.325087  # [  292.379654] x23: 000000000000001f x22: ffff0005c50b1000 
 4211 00:24:14.326502  # [  292.385232] x21: ffff8000119d3838 x20: ffff8000114c3530 
 4212 00:24:14.326947  # [  292.390810] x19: 0000000000000032 x18: 0000000000000000 
 4213 00:24:14.346192  # [  292.396389] x17: 0000000000000000 x16: 0000000000000000 
 4214 00:24:14.346654  # [  292.401966] x15: 0000000000000030 x14: ffffffffffffffff 
 4215 00:24:14.347083  # [  292.407545] x13: ffff8000966e397a x12: ffff8000166e3982 
 4216 00:24:14.348492  # [  292.413123] x11: ffff80001255fda8 x10: 0000000000001440 
 4217 00:24:14.369916  # [  292.418701] x9 : ffff80001012d054 x8 : 0000000000000000 
 4218 00:24:14.370263  # [  292.424280] x7 : 0000000000000000 x6 : ffff800012531000 
 4219 00:24:14.371545  # [  292.429858] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4220 00:24:14.371925  # [  292.435436] x3 : 0000000000000000 x2 : 0000000000000000 
 4221 00:24:14.391325  # [  292.441015] x1 : 0000000000000000 x0 : ffff0005c8001880 
 4222 00:24:14.391760  # [  292.446594] Call trace:
 4223 00:24:14.392128  # [  292.449302]  refcount_warn_saturate+0xf4/0x144
 4224 00:24:14.393509  # [  292.454012]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4225 00:24:14.393925  # [  292.459761]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4226 00:24:14.413013  # [  292.465594]  lkdtm_do_action+0x24/0x40
 4227 00:24:14.413473  # [  292.469603]  direct_entry+0xd0/0x140
 4228 00:24:14.413869  # [  292.473442]  full_proxy_write+0x68/0xbc
 4229 00:24:14.414251  # [  292.477542]  vfs_write+0xec/0x20c
 4230 00:24:14.414626  # [  292.481117]  ksys_write+0x70/0x100
 4231 00:24:14.416058  # [  292.484778]  __arm64_sys_write+0x24/0x30
 4232 00:24:14.435525  # [  292.488967]  el0_svc_common.constprop.0+0x84/0x1e0
 4233 00:24:14.435989  # [  292.494018]  do_el0_svc+0x2c/0xa4
 4234 00:24:14.436386  # [  292.497598]  el0_svc+0x20/0x30
 4235 00:24:14.436767  # [  292.500912]  el0_sync_handler+0xb0/0xb4
 4236 00:24:14.437141  # [  292.505009]  el0_sync+0x180/0x1c0
 4237 00:24:14.437511  # [  292.508585] irq event stamp: 0
 4238 00:24:14.458147  # [  292.511905] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4239 00:24:14.458544  # [  292.518439] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4240 00:24:14.458960  # [  292.526877] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4241 00:24:14.480837  # [  292.535313] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4242 00:24:14.481301  # [  292.541839] ---[ end trace 61669203b1dfed57 ]---
 4243 00:24:14.481698  # [  292.546987] lkdtm: Negative detected: saturated
 4244 00:24:14.482079  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4245 00:24:14.487256  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4246 00:24:14.490513  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4247 00:24:14.656525  <6>[  293.756534] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4248 00:24:14.659890  <6>[  293.762574] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4249 00:24:14.660362  <6>[  293.769255] lkdtm: Good: zero detected
 4250 00:24:14.665130  <6>[  293.773328] lkdtm: Correctly stayed at zero
 4251 00:24:14.675061  <6>[  293.777859] lkdtm: attempting bad refcount_inc() from zero
 4252 00:24:14.675497  <4>[  293.783663] ------------[ cut here ]------------
 4253 00:24:14.681418  <4>[  293.788652] refcount_t: addition on 0; use-after-free.
 4254 00:24:14.690287  <4>[  293.794194] WARNING: CPU: 5 PID: 2545 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4255 00:24:14.753961  <4>[  293.802892] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4256 00:24:14.754462  <4>[  293.856473] CPU: 5 PID: 2545 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4257 00:24:14.776576  <4>[  293.864474] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4258 00:24:14.777052  <4>[  293.871090] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4259 00:24:14.778491  <4>[  293.877358] pc : refcount_warn_saturate+0xa0/0x144
 4260 00:24:14.778947  <4>[  293.882409] lr : refcount_warn_saturate+0xa0/0x144
 4261 00:24:14.779351  <4>[  293.887458] sp : ffff800016793cd0
 4262 00:24:14.798018  <4>[  293.891032] x29: ffff800016793cd0 x28: ffff0005c649e200 
 4263 00:24:14.798498  <4>[  293.896610] x27: 0000000000000000 x26: 0000000000000000 
 4264 00:24:14.799969  <4>[  293.902189] x25: ffff8000114c3210 x24: ffff800016793e20 
 4265 00:24:14.800395  <4>[  293.907768] x23: 0000000000000012 x22: ffff0005c933b000 
 4266 00:24:14.821764  <4>[  293.913346] x21: ffff8000119d3858 x20: ffff8000114c3540 
 4267 00:24:14.822237  <4>[  293.918924] x19: 0000000000000033 x18: 0000000000000000 
 4268 00:24:14.823680  <4>[  293.924502] x17: 0000000000000000 x16: 0000000000000000 
 4269 00:24:14.824107  <4>[  293.930080] x15: 0000000000000030 x14: ffffffffffffffff 
 4270 00:24:14.843420  <4>[  293.935659] x13: ffff80009679397a x12: ffff800016793982 
 4271 00:24:14.843894  <4>[  293.941237] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 4272 00:24:14.845336  <4>[  293.946816] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 4273 00:24:14.845761  <4>[  293.952394] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 4274 00:24:14.864902  <4>[  293.957973] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4275 00:24:14.865384  <4>[  293.963550] x3 : 0000000000000000 x2 : 0000000000000000 
 4276 00:24:14.866851  <4>[  293.969128] x1 : 0000000000000000 x0 : ffff0005c649e200 
 4277 00:24:14.867278  <4>[  293.974707] Call trace:
 4278 00:24:14.888555  <4>[  293.977415]  refcount_warn_saturate+0xa0/0x144
 4279 00:24:14.889028  <4>[  293.982125]  __refcount_add.constprop.0+0x64/0x90
 4280 00:24:14.889435  <4>[  293.987095]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4281 00:24:14.890885  <4>[  293.991799]  lkdtm_do_action+0x24/0x40
 4282 00:24:14.891309  <4>[  293.995809]  direct_entry+0xd0/0x140
 4283 00:24:14.891710  <4>[  293.999647]  full_proxy_write+0x68/0xbc
 4284 00:24:14.910200  <4>[  294.003746]  vfs_write+0xec/0x20c
 4285 00:24:14.910672  <4>[  294.007321]  ksys_write+0x70/0x100
 4286 00:24:14.911107  <4>[  294.010983]  __arm64_sys_write+0x24/0x30
 4287 00:24:14.911500  <4>[  294.015171]  el0_svc_common.constprop.0+0x84/0x1e0
 4288 00:24:14.911885  <4>[  294.020223]  do_el0_svc+0x2c/0xa4
 4289 00:24:14.932789  <4>[  294.023806]  el0_svc+0x20/0x30
 4290 00:24:14.933261  <4>[  294.027121]  el0_sync_handler+0xb0/0xb4
 4291 00:24:14.933669  <4>[  294.031218]  el0_sync+0x180/0x1c0
 4292 00:24:14.935124  <4>[  294.034793] irq event stamp: 0
 4293 00:24:14.935547  <4>[  294.038113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4294 00:24:14.954310  <4>[  294.044646] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4295 00:24:14.954810  <4>[  294.053085] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4296 00:24:14.956262  <4>[  294.061522] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4297 00:24:14.959733  <4>[  294.068047] ---[ end trace 61669203b1dfed58 ]---
 4298 00:24:14.964120  <6>[  294.073180] lkdtm: Zero detected: saturated
 4299 00:24:15.743672  # [  293.756534] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4300 00:24:15.745238  # [  293.762574] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4301 00:24:15.745654  # [  293.769255] lkdtm: Good: zero detected
 4302 00:24:15.746046  # [  293.773328] lkdtm: Correctly stayed at zero
 4303 00:24:15.766321  # [  293.777859] lkdtm: attempting bad refcount_inc() from zero
 4304 00:24:15.766822  # [  293.783663] ------------[ cut here ]------------
 4305 00:24:15.768271  # [  293.788652] refcount_t: addition on 0; use-after-free.
 4306 00:24:15.768723  # [  293.794194] WARNING: CPU: 5 PID: 2545 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4307 00:24:15.832021  # [  293.802892] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4308 00:24:15.833562  # [  293.856473] CPU: 5 PID: 2545 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4309 00:24:15.855716  # [  293.864474] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4310 00:24:15.856177  # [  293.871090] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4311 00:24:15.857621  # [  293.877358] pc : refcount_warn_saturate+0xa0/0x144
 4312 00:24:15.858036  # [  293.882409] lr : refcount_warn_saturate+0xa0/0x144
 4313 00:24:15.858425  # [  293.887458] sp : ffff800016793cd0
 4314 00:24:15.877292  # [  293.891032] x29: ffff800016793cd0 x28: ffff0005c649e200 
 4315 00:24:15.877770  # [  293.896610] x27: 0000000000000000 x26: 0000000000000000 
 4316 00:24:15.878168  # [  293.902189] x25: ffff8000114c3210 x24: ffff800016793e20 
 4317 00:24:15.879617  # [  293.907768] x23: 0000000000000012 x22: ffff0005c933b000 
 4318 00:24:15.898721  # [  293.913346] x21: ffff8000119d3858 x20: ffff8000114c3540 
 4319 00:24:15.900269  # [  293.918924] x19: 0000000000000033 x18: 0000000000000000 
 4320 00:24:15.900686  # [  293.924502] x17: 0000000000000000 x16: 0000000000000000 
 4321 00:24:15.901077  # [  293.930080] x15: 0000000000000030 x14: ffffffffffffffff 
 4322 00:24:15.921395  # [  293.935659] x13: ffff80009679397a x12: ffff800016793982 
 4323 00:24:15.921866  # [  293.941237] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 4324 00:24:15.923333  # [  293.946816] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 4325 00:24:15.923750  # [  293.952394] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 4326 00:24:15.943037  # [  293.957973] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4327 00:24:15.943499  # [  293.963550] x3 : 0000000000000000 x2 : 0000000000000000 
 4328 00:24:15.943905  # [  293.969128] x1 : 0000000000000000 x0 : ffff0005c649e200 
 4329 00:24:15.944288  # [  293.974707] Call trace:
 4330 00:24:15.945712  # [  293.977415]  refcount_warn_saturate+0xa0/0x144
 4331 00:24:15.966792  # [  293.982125]  __refcount_add.constprop.0+0x64/0x90
 4332 00:24:15.967280  # [  293.987095]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4333 00:24:15.968729  # [  293.991799]  lkdtm_do_action+0x24/0x40
 4334 00:24:15.969144  # [  293.995809]  direct_entry+0xd0/0x140
 4335 00:24:15.969533  # [  293.999647]  full_proxy_write+0x68/0xbc
 4336 00:24:15.988291  # [  294.003746]  vfs_write+0xec/0x20c
 4337 00:24:15.988752  # [  294.007321]  ksys_write+0x70/0x100
 4338 00:24:15.989150  # [  294.010983]  __arm64_sys_write+0x24/0x30
 4339 00:24:15.989530  # [  294.015171]  el0_svc_common.constprop.0+0x84/0x1e0
 4340 00:24:15.989905  # [  294.020223]  do_el0_svc+0x2c/0xa4
 4341 00:24:15.990277  # [  294.023806]  el0_svc+0x20/0x30
 4342 00:24:16.009914  # [  294.027121]  el0_sync_handler+0xb0/0xb4
 4343 00:24:16.010376  # [  294.031218]  el0_sync+0x180/0x1c0
 4344 00:24:16.010801  # [  294.034793] irq event stamp: 0
 4345 00:24:16.011188  # [  294.038113] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4346 00:24:16.032438  # [  294.044646] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4347 00:24:16.032913  # [  294.053085] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4348 00:24:16.033312  # [  294.061522] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4349 00:24:16.034823  # [  294.068047] ---[ end trace 61669203b1dfed58 ]---
 4350 00:24:16.046554  # [  294.073180] lkdtm: Zero detected: saturated
 4351 00:24:16.047048  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 4352 00:24:16.047447  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4353 00:24:16.049894  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4354 00:24:16.214660  <6>[  295.318167] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4355 00:24:16.218019  <6>[  295.324258] lkdtm: attempting safe refcount_add_not_zero() from zero
 4356 00:24:16.222276  <6>[  295.330963] lkdtm: Good: zero detected
 4357 00:24:16.226661  <6>[  295.335096] lkdtm: Correctly stayed at zero
 4358 00:24:16.239752  <6>[  295.339737] lkdtm: attempting bad refcount_add() from zero
 4359 00:24:16.240157  <4>[  295.345531] ------------[ cut here ]------------
 4360 00:24:16.243028  <4>[  295.350455] refcount_t: addition on 0; use-after-free.
 4361 00:24:16.251786  <4>[  295.355987] WARNING: CPU: 2 PID: 2577 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4362 00:24:16.315220  <4>[  295.364686] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4363 00:24:16.316786  <4>[  295.418263] CPU: 2 PID: 2577 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4364 00:24:16.337934  <4>[  295.426264] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4365 00:24:16.338408  <4>[  295.432881] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4366 00:24:16.339903  <4>[  295.439147] pc : refcount_warn_saturate+0xa0/0x144
 4367 00:24:16.340329  <4>[  295.444199] lr : refcount_warn_saturate+0xa0/0x144
 4368 00:24:16.340729  <4>[  295.449248] sp : ffff80001682bcd0
 4369 00:24:16.360533  <4>[  295.452821] x29: ffff80001682bcd0 x28: ffff0005c7a84980 
 4370 00:24:16.361008  <4>[  295.458399] x27: 0000000000000000 x26: 0000000000000000 
 4371 00:24:16.361418  <4>[  295.463977] x25: ffff8000114c3210 x24: ffff80001682be20 
 4372 00:24:16.362894  <4>[  295.469555] x23: 0000000000000012 x22: ffff0005c428e000 
 4373 00:24:16.381930  <4>[  295.475133] x21: ffff8000119d3870 x20: ffff8000114c3550 
 4374 00:24:16.382416  <4>[  295.480711] x19: 0000000000000034 x18: 0000000000000000 
 4375 00:24:16.382855  <4>[  295.486289] x17: 0000000000000000 x16: 0000000000000000 
 4376 00:24:16.384315  <4>[  295.491867] x15: 0000000000000030 x14: ffffffffffffffff 
 4377 00:24:16.405629  <4>[  295.497445] x13: ffff80009682b97a x12: ffff80001682b982 
 4378 00:24:16.406109  <4>[  295.503023] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 4379 00:24:16.407605  <4>[  295.508601] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 4380 00:24:16.408031  <4>[  295.514179] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 4381 00:24:16.427186  <4>[  295.519757] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 4382 00:24:16.427658  <4>[  295.525335] x3 : 0000000000000000 x2 : 0000000000000000 
 4383 00:24:16.428069  <4>[  295.530913] x1 : 0000000000000000 x0 : ffff0005c7a84980 
 4384 00:24:16.429531  <4>[  295.536492] Call trace:
 4385 00:24:16.449826  <4>[  295.539200]  refcount_warn_saturate+0xa0/0x144
 4386 00:24:16.450299  <4>[  295.543910]  __refcount_add.constprop.0+0x64/0x90
 4387 00:24:16.450707  <4>[  295.548878]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4388 00:24:16.451128  <4>[  295.553583]  lkdtm_do_action+0x24/0x40
 4389 00:24:16.452584  <4>[  295.557592]  direct_entry+0xd0/0x140
 4390 00:24:16.453007  <4>[  295.561429]  full_proxy_write+0x68/0xbc
 4391 00:24:16.472412  <4>[  295.565530]  vfs_write+0xec/0x20c
 4392 00:24:16.472885  <4>[  295.569104]  ksys_write+0x70/0x100
 4393 00:24:16.474359  <4>[  295.572766]  __arm64_sys_write+0x24/0x30
 4394 00:24:16.474807  <4>[  295.576955]  el0_svc_common.constprop.0+0x84/0x1e0
 4395 00:24:16.475211  <4>[  295.582006]  do_el0_svc+0x2c/0xa4
 4396 00:24:16.494075  <4>[  295.585586]  el0_svc+0x20/0x30
 4397 00:24:16.494548  <4>[  295.588901]  el0_sync_handler+0xb0/0xb4
 4398 00:24:16.494987  <4>[  295.592998]  el0_sync+0x180/0x1c0
 4399 00:24:16.495383  <4>[  295.596573] irq event stamp: 0
 4400 00:24:16.495772  <4>[  295.599894] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4401 00:24:16.516615  <4>[  295.606427] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4402 00:24:16.517098  <4>[  295.614865] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4403 00:24:16.518574  <4>[  295.623302] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4404 00:24:16.522063  <4>[  295.629827] ---[ end trace 61669203b1dfed59 ]---
 4405 00:24:16.526389  <6>[  295.635015] lkdtm: Zero detected: saturated
 4406 00:24:17.210931  # [  295.318167] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4407 00:24:17.211407  # [  295.324258] lkdtm: attempting safe refcount_add_not_zero() from zero
 4408 00:24:17.211823  # [  295.330963] lkdtm: Good: zero detected
 4409 00:24:17.212213  # [  295.335096] lkdtm: Correctly stayed at zero
 4410 00:24:17.233354  # [  295.339737] lkdtm: attempting bad refcount_add() from zero
 4411 00:24:17.233815  # [  295.345531] ------------[ cut here ]------------
 4412 00:24:17.235305  # [  295.350455] refcount_t: addition on 0; use-after-free.
 4413 00:24:17.255013  # [  295.355987] WARNING: CPU: 2 PID: 2577 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4414 00:24:17.299173  # [  295.364686] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4415 00:24:17.300741  # [  295.418263] CPU: 2 PID: 2577 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4416 00:24:17.321940  # [  295.426264] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4417 00:24:17.322401  # [  295.432881] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4418 00:24:17.322828  # [  295.439147] pc : refcount_warn_saturate+0xa0/0x144
 4419 00:24:17.323216  # [  295.444199] lr : refcount_warn_saturate+0xa0/0x144
 4420 00:24:17.324671  # [  295.449248] sp : ffff80001682bcd0
 4421 00:24:17.344348  # [  295.452821] x29: ffff80001682bcd0 x28: ffff0005c7a84980 
 4422 00:24:17.344810  # [  295.458399] x27: 0000000000000000 x26: 0000000000000000 
 4423 00:24:17.345206  # [  295.463977] x25: ffff8000114c3210 x24: ffff80001682be20 
 4424 00:24:17.346673  # [  295.469555] x23: 0000000000000012 x22: ffff0005c428e000 
 4425 00:24:17.366061  # [  295.475133] x21: ffff8000119d3870 x20: ffff8000114c3550 
 4426 00:24:17.366524  # [  295.480711] x19: 0000000000000034 x18: 0000000000000000 
 4427 00:24:17.366965  # [  295.486289] x17: 0000000000000000 x16: 0000000000000000 
 4428 00:24:17.367352  # [  295.491867] x15: 0000000000000030 x14: ffffffffffffffff 
 4429 00:24:17.388691  # [  295.497445] x13: ffff80009682b97a x12: ffff80001682b982 
 4430 00:24:17.389152  # [  295.503023] x11: ffff80001255fda8 x10: ffff8000125b7f48 
 4431 00:24:17.389547  # [  295.508601] x9 : ffff80001012d054 x8 : ffff80001255ff48 
 4432 00:24:17.389943  # [  295.514179] x7 : ffff8000125b7f48 x6 : ffff800012531000 
 4433 00:24:17.410161  # [  295.519757] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 4434 00:24:17.410623  # [  295.525335] x3 : 0000000000000000 x2 : 0000000000000000 
 4435 00:24:17.411060  # [  295.530913] x1 : 0000000000000000 x0 : ffff0005c7a84980 
 4436 00:24:17.411478  # [  295.536492] Call trace:
 4437 00:24:17.412937  # [  295.539200]  refcount_warn_saturate+0xa0/0x144
 4438 00:24:17.432919  # [  295.543910]  __refcount_add.constprop.0+0x64/0x90
 4439 00:24:17.433380  # [  295.548878]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4440 00:24:17.433777  # [  295.553583]  lkdtm_do_action+0x24/0x40
 4441 00:24:17.434158  # [  295.557592]  direct_entry+0xd0/0x140
 4442 00:24:17.434532  # [  295.561429]  full_proxy_write+0x68/0xbc
 4443 00:24:17.455524  # [  295.565530]  vfs_write+0xec/0x20c
 4444 00:24:17.455983  # [  295.569104]  ksys_write+0x70/0x100
 4445 00:24:17.456382  # [  295.572766]  __arm64_sys_write+0x24/0x30
 4446 00:24:17.456764  # [  295.576955]  el0_svc_common.constprop.0+0x84/0x1e0
 4447 00:24:17.457138  # [  295.582006]  do_el0_svc+0x2c/0xa4
 4448 00:24:17.457510  # [  295.585586]  el0_svc+0x20/0x30
 4449 00:24:17.477186  # [  295.588901]  el0_sync_handler+0xb0/0xb4
 4450 00:24:17.477647  # [  295.592998]  el0_sync+0x180/0x1c0
 4451 00:24:17.478046  # [  295.596573] irq event stamp: 0
 4452 00:24:17.478427  # [  295.599894] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4453 00:24:17.499831  # [  295.606427] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4454 00:24:17.500316  # [  295.614865] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4455 00:24:17.500721  # [  295.623302] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4456 00:24:17.501129  # [  295.629827] ---[ end trace 61669203b1dfed59 ]---
 4457 00:24:17.514977  # [  295.635015] lkdtm: Zero detected: saturated
 4458 00:24:17.515439  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 4459 00:24:17.515837  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4460 00:24:17.518215  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4461 00:24:17.703071  <6>[  296.806533] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4462 00:24:17.706417  <6>[  296.813054] lkdtm: attempting bad refcount_inc() from saturated
 4463 00:24:17.712801  <4>[  296.819301] ------------[ cut here ]------------
 4464 00:24:17.716052  <4>[  296.824222] refcount_t: saturated; leaking memory.
 4465 00:24:17.724786  <4>[  296.829463] WARNING: CPU: 5 PID: 2612 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4466 00:24:17.789312  <4>[  296.838162] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4467 00:24:17.790914  <4>[  296.891741] CPU: 5 PID: 2612 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4468 00:24:17.810978  <4>[  296.899743] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4469 00:24:17.811453  <4>[  296.906358] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4470 00:24:17.811865  <4>[  296.912627] pc : refcount_warn_saturate+0x74/0x144
 4471 00:24:17.812258  <4>[  296.917677] lr : refcount_warn_saturate+0x74/0x144
 4472 00:24:17.812642  <4>[  296.922726] sp : ffff8000168d3cd0
 4473 00:24:17.834577  <4>[  296.926299] x29: ffff8000168d3cd0 x28: ffff0005c7558000 
 4474 00:24:17.835078  <4>[  296.931877] x27: 0000000000000000 x26: 0000000000000000 
 4475 00:24:17.835489  <4>[  296.937455] x25: ffff8000114c3210 x24: ffff8000168d3e20 
 4476 00:24:17.835883  <4>[  296.943033] x23: 0000000000000017 x22: ffff0005c98e1000 
 4477 00:24:17.856058  <4>[  296.948612] x21: ffff8000119d3888 x20: ffff8000114c3560 
 4478 00:24:17.856532  <4>[  296.954190] x19: 0000000000000035 x18: 0000000000000000 
 4479 00:24:17.856941  <4>[  296.959768] x17: 0000000000000000 x16: 0000000000000000 
 4480 00:24:17.858423  <4>[  296.965346] x15: 0000000000000030 x14: ffffffffffffffff 
 4481 00:24:17.878834  <4>[  296.970924] x13: ffff8000968d397a x12: ffff8000168d3982 
 4482 00:24:17.879307  <4>[  296.976503] x11: ffff80001255fda8 x10: 0000000000001440 
 4483 00:24:17.879719  <4>[  296.982080] x9 : ffff80001012d054 x8 : 0000000000000000 
 4484 00:24:17.881202  <4>[  296.987658] x7 : 0000000000000000 x6 : ffff800012531000 
 4485 00:24:17.901442  <4>[  296.993236] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4486 00:24:17.901916  <4>[  296.998814] x3 : 0000000000000000 x2 : 0000000000000000 
 4487 00:24:17.902324  <4>[  297.004391] x1 : 0000000000000000 x0 : ffff0005c7558000 
 4488 00:24:17.902718  <4>[  297.009970] Call trace:
 4489 00:24:17.922983  <4>[  297.012678]  refcount_warn_saturate+0x74/0x144
 4490 00:24:17.923456  <4>[  297.017388]  __refcount_add.constprop.0+0x7c/0x90
 4491 00:24:17.923864  <4>[  297.022357]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4492 00:24:17.924256  <4>[  297.027495]  lkdtm_do_action+0x24/0x40
 4493 00:24:17.925736  <4>[  297.031504]  direct_entry+0xd0/0x140
 4494 00:24:17.945555  <4>[  297.035342]  full_proxy_write+0x68/0xbc
 4495 00:24:17.946026  <4>[  297.039442]  vfs_write+0xec/0x20c
 4496 00:24:17.946435  <4>[  297.043016]  ksys_write+0x70/0x100
 4497 00:24:17.947956  <4>[  297.046678]  __arm64_sys_write+0x24/0x30
 4498 00:24:17.948384  <4>[  297.050866]  el0_svc_common.constprop.0+0x84/0x1e0
 4499 00:24:17.948785  <4>[  297.055917]  do_el0_svc+0x2c/0xa4
 4500 00:24:17.967177  <4>[  297.059495]  el0_svc+0x20/0x30
 4501 00:24:17.967647  <4>[  297.062811]  el0_sync_handler+0xb0/0xb4
 4502 00:24:17.968056  <4>[  297.066908]  el0_sync+0x180/0x1c0
 4503 00:24:17.968446  <4>[  297.070484] irq event stamp: 0
 4504 00:24:17.968831  <4>[  297.073805] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4505 00:24:17.990832  <4>[  297.080338] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4506 00:24:17.991309  <4>[  297.088776] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4507 00:24:17.992813  <4>[  297.097213] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4508 00:24:17.994296  <4>[  297.103738] ---[ end trace 61669203b1dfed5a ]---
 4509 00:24:18.001625  <6>[  297.108878] lkdtm: Saturation detected: still saturated
 4510 00:24:18.800105  # [  296.806533] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4511 00:24:18.800511  # [  296.813054] lkdtm: attempting bad refcount_inc() from saturated
 4512 00:24:18.800855  # [  296.819301] ------------[ cut here ]------------
 4513 00:24:18.801184  # [  296.824222] refcount_t: saturated; leaking memory.
 4514 00:24:18.822801  # [  296.829463] WARNING: CPU: 5 PID: 2612 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4515 00:24:18.867986  # [  296.838162] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4516 00:24:18.889566  # [  296.891741] CPU: 5 PID: 2612 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4517 00:24:18.890029  # [  296.899743] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4518 00:24:18.890428  # [  296.906358] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4519 00:24:18.890839  # [  296.912627] pc : refcount_warn_saturate+0x74/0x144
 4520 00:24:18.911135  # [  296.917677] lr : refcount_warn_saturate+0x74/0x144
 4521 00:24:18.911594  # [  296.922726] sp : ffff8000168d3cd0
 4522 00:24:18.912009  # [  296.926299] x29: ffff8000168d3cd0 x28: ffff0005c7558000 
 4523 00:24:18.912392  # [  296.931877] x27: 0000000000000000 x26: 0000000000000000 
 4524 00:24:18.933782  # [  296.937455] x25: ffff8000114c3210 x24: ffff8000168d3e20 
 4525 00:24:18.934255  # [  296.943033] x23: 0000000000000017 x22: ffff0005c98e1000 
 4526 00:24:18.934656  # [  296.948612] x21: ffff8000119d3888 x20: ffff8000114c3560 
 4527 00:24:18.935093  # [  296.954190] x19: 0000000000000035 x18: 0000000000000000 
 4528 00:24:18.956425  # [  296.959768] x17: 0000000000000000 x16: 0000000000000000 
 4529 00:24:18.956888  # [  296.965346] x15: 0000000000000030 x14: ffffffffffffffff 
 4530 00:24:18.958415  # [  296.970924] x13: ffff8000968d397a x12: ffff8000168d3982 
 4531 00:24:18.958855  # [  296.976503] x11: ffff80001255fda8 x10: 0000000000001440 
 4532 00:24:18.978051  # [  296.982080] x9 : ffff80001012d054 x8 : 0000000000000000 
 4533 00:24:18.978526  # [  296.987658] x7 : 0000000000000000 x6 : ffff800012531000 
 4534 00:24:18.978961  # [  296.993236] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4535 00:24:18.979370  # [  296.998814] x3 : 0000000000000000 x2 : 0000000000000000 
 4536 00:24:18.979748  # [  297.004391] x1 : 0000000000000000 x0 : ffff0005c7558000 
 4537 00:24:19.000470  # [  297.009970] Call trace:
 4538 00:24:19.000928  # [  297.012678]  refcount_warn_saturate+0x74/0x144
 4539 00:24:19.001333  # [  297.017388]  __refcount_add.constprop.0+0x7c/0x90
 4540 00:24:19.002847  # [  297.022357]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4541 00:24:19.003265  # [  297.027495]  lkdtm_do_action+0x24/0x40
 4542 00:24:19.022163  # [  297.031504]  direct_entry+0xd0/0x140
 4543 00:24:19.022623  # [  297.035342]  full_proxy_write+0x68/0xbc
 4544 00:24:19.023077  # [  297.039442]  vfs_write+0xec/0x20c
 4545 00:24:19.023462  # [  297.043016]  ksys_write+0x70/0x100
 4546 00:24:19.023859  # [  297.046678]  __arm64_sys_write+0x24/0x30
 4547 00:24:19.044731  # [  297.050866]  el0_svc_common.constprop.0+0x84/0x1e0
 4548 00:24:19.045193  # [  297.055917]  do_el0_svc+0x2c/0xa4
 4549 00:24:19.045588  # [  297.059495]  el0_svc+0x20/0x30
 4550 00:24:19.045968  # [  297.062811]  el0_sync_handler+0xb0/0xb4
 4551 00:24:19.046340  # [  297.066908]  el0_sync+0x180/0x1c0
 4552 00:24:19.046708  # [  297.070484] irq event stamp: 0
 4553 00:24:19.067371  # [  297.073805] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4554 00:24:19.067834  # [  297.080338] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4555 00:24:19.068235  # [  297.088776] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4556 00:24:19.088893  # [  297.097213] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4557 00:24:19.089357  # [  297.103738] ---[ end trace 61669203b1dfed5a ]---
 4558 00:24:19.090902  # [  297.108878] lkdtm: Saturation detected: still saturated
 4559 00:24:19.091323  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4560 00:24:19.097530  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4561 00:24:19.097994  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4562 00:24:19.273136  <6>[  298.366262] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4563 00:24:19.273610  <6>[  298.372748] lkdtm: attempting bad refcount_dec() from saturated
 4564 00:24:19.275145  <4>[  298.378993] ------------[ cut here ]------------
 4565 00:24:19.281920  <4>[  298.383937] refcount_t: decrement hit 0; leaking memory.
 4566 00:24:19.285156  <4>[  298.389701] WARNING: CPU: 5 PID: 2647 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4567 00:24:19.349817  <4>[  298.398488] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4568 00:24:19.350317  <4>[  298.452065] CPU: 5 PID: 2647 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4569 00:24:19.372442  <4>[  298.460066] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4570 00:24:19.372917  <4>[  298.466683] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4571 00:24:19.373329  <4>[  298.472952] pc : refcount_warn_saturate+0x13c/0x144
 4572 00:24:19.373723  <4>[  298.478090] lr : refcount_warn_saturate+0x13c/0x144
 4573 00:24:19.374108  <4>[  298.483225] sp : ffff80001698bcc0
 4574 00:24:19.393940  <4>[  298.486799] x29: ffff80001698bcc0 x28: ffff0005c7558000 
 4575 00:24:19.394432  <4>[  298.492377] x27: 0000000000000000 x26: 0000000000000000 
 4576 00:24:19.394872  <4>[  298.497955] x25: ffff8000114c3210 x24: ffff80001698be20 
 4577 00:24:19.395267  <4>[  298.503533] x23: 0000000000000017 x22: ffff0005c7be5000 
 4578 00:24:19.416559  <4>[  298.509112] x21: ffff8000119d38a0 x20: ffff8000114c3570 
 4579 00:24:19.417032  <4>[  298.514690] x19: ffff80001698bd04 x18: 0000000000000000 
 4580 00:24:19.417439  <4>[  298.520268] x17: 0000000000000000 x16: 0000000000000000 
 4581 00:24:19.417833  <4>[  298.525846] x15: 0000000000000030 x14: ffffffffffffffff 
 4582 00:24:19.439202  <4>[  298.531424] x13: ffff80009698b96a x12: ffff80001698b972 
 4583 00:24:19.439673  <4>[  298.537002] x11: ffff80001255fda8 x10: 0000000000001440 
 4584 00:24:19.440081  <4>[  298.542580] x9 : ffff80001012d054 x8 : 0000000000000000 
 4585 00:24:19.440473  <4>[  298.548157] x7 : 0000000000000000 x6 : ffff800012531000 
 4586 00:24:19.461797  <4>[  298.553736] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4587 00:24:19.462270  <4>[  298.559314] x3 : 0000000000000000 x2 : 0000000000000000 
 4588 00:24:19.462679  <4>[  298.564892] x1 : 0000000000000000 x0 : ffff0005c7558000 
 4589 00:24:19.463109  <4>[  298.570472] Call trace:
 4590 00:24:19.483295  <4>[  298.573179]  refcount_warn_saturate+0x13c/0x144
 4591 00:24:19.483767  <4>[  298.577975]  __refcount_dec.constprop.0+0x5c/0x6c
 4592 00:24:19.484174  <4>[  298.582941]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4593 00:24:19.485680  <4>[  298.588082]  lkdtm_do_action+0x24/0x40
 4594 00:24:19.486105  <4>[  298.592093]  direct_entry+0xd0/0x140
 4595 00:24:19.505939  <4>[  298.595930]  full_proxy_write+0x68/0xbc
 4596 00:24:19.506409  <4>[  298.600029]  vfs_write+0xec/0x20c
 4597 00:24:19.506847  <4>[  298.603604]  ksys_write+0x70/0x100
 4598 00:24:19.507244  <4>[  298.607265]  __arm64_sys_write+0x24/0x30
 4599 00:24:19.507628  <4>[  298.611455]  el0_svc_common.constprop.0+0x84/0x1e0
 4600 00:24:19.508009  <4>[  298.616505]  do_el0_svc+0x2c/0xa4
 4601 00:24:19.528567  <4>[  298.620086]  el0_svc+0x20/0x30
 4602 00:24:19.529038  <4>[  298.623402]  el0_sync_handler+0xb0/0xb4
 4603 00:24:19.529445  <4>[  298.627499]  el0_sync+0x180/0x1c0
 4604 00:24:19.529836  <4>[  298.631075] irq event stamp: 0
 4605 00:24:19.530220  <4>[  298.634395] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4606 00:24:19.550069  <4>[  298.640928] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4607 00:24:19.550543  <4>[  298.649367] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4608 00:24:19.552098  <4>[  298.657804] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4609 00:24:19.556568  <4>[  298.664328] ---[ end trace 61669203b1dfed5b ]---
 4610 00:24:19.562114  <6>[  298.669469] lkdtm: Saturation detected: still saturated
 4611 00:24:20.303468  # [  298.366262] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4612 00:24:20.303957  # [  298.372748] lkdtm: attempting bad refcount_dec() from saturated
 4613 00:24:20.305476  # [  298.378993] ------------[ cut here ]------------
 4614 00:24:20.325101  # [  298.383937] refcount_t: decrement hit 0; leaking memory.
 4615 00:24:20.325561  # [  298.389701] WARNING: CPU: 5 PID: 2647 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4616 00:24:20.370305  # [  298.398488] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4617 00:24:20.391833  # [  298.452065] CPU: 5 PID: 2647 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4618 00:24:20.392311  # [  298.460066] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4619 00:24:20.393851  # [  298.466683] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4620 00:24:20.394268  # [  298.472952] pc : refcount_warn_saturate+0x13c/0x144
 4621 00:24:20.414555  # [  298.478090] lr : refcount_warn_saturate+0x13c/0x144
 4622 00:24:20.415040  # [  298.483225] sp : ffff80001698bcc0
 4623 00:24:20.415437  # [  298.486799] x29: ffff80001698bcc0 x28: ffff0005c7558000 
 4624 00:24:20.415818  # [  298.492377] x27: 0000000000000000 x26: 0000000000000000 
 4625 00:24:20.435901  # [  298.497955] x25: ffff8000114c3210 x24: ffff80001698be20 
 4626 00:24:20.436374  # [  298.503533] x23: 0000000000000017 x22: ffff0005c7be5000 
 4627 00:24:20.437913  # [  298.509112] x21: ffff8000119d38a0 x20: ffff8000114c3570 
 4628 00:24:20.438330  # [  298.514690] x19: ffff80001698bd04 x18: 0000000000000000 
 4629 00:24:20.458783  # [  298.520268] x17: 0000000000000000 x16: 0000000000000000 
 4630 00:24:20.459247  # [  298.525846] x15: 0000000000000030 x14: ffffffffffffffff 
 4631 00:24:20.459642  # [  298.531424] x13: ffff80009698b96a x12: ffff80001698b972 
 4632 00:24:20.461147  # [  298.537002] x11: ffff80001255fda8 x10: 0000000000001440 
 4633 00:24:20.481388  # [  298.542580] x9 : ffff80001012d054 x8 : 0000000000000000 
 4634 00:24:20.481850  # [  298.548157] x7 : 0000000000000000 x6 : ffff800012531000 
 4635 00:24:20.483406  # [  298.553736] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4636 00:24:20.483829  # [  298.559314] x3 : 0000000000000000 x2 : 0000000000000000 
 4637 00:24:20.502907  # [  298.564892] x1 : 0000000000000000 x0 : ffff0005c7558000 
 4638 00:24:20.503367  # [  298.570472] Call trace:
 4639 00:24:20.503763  # [  298.573179]  refcount_warn_saturate+0x13c/0x144
 4640 00:24:20.504169  # [  298.577975]  __refcount_dec.constprop.0+0x5c/0x6c
 4641 00:24:20.505687  # [  298.582941]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4642 00:24:20.506112  # [  298.588082]  lkdtm_do_action+0x24/0x40
 4643 00:24:20.525544  # [  298.592093]  direct_entry+0xd0/0x140
 4644 00:24:20.526005  # [  298.595930]  full_proxy_write+0x68/0xbc
 4645 00:24:20.526403  # [  298.600029]  vfs_write+0xec/0x20c
 4646 00:24:20.526816  # [  298.603604]  ksys_write+0x70/0x100
 4647 00:24:20.527196  # [  298.607265]  __arm64_sys_write+0x24/0x30
 4648 00:24:20.547038  # [  298.611455]  el0_svc_common.constprop.0+0x84/0x1e0
 4649 00:24:20.547498  # [  298.616505]  do_el0_svc+0x2c/0xa4
 4650 00:24:20.547894  # [  298.620086]  el0_svc+0x20/0x30
 4651 00:24:20.548274  # [  298.623402]  el0_sync_handler+0xb0/0xb4
 4652 00:24:20.548647  # [  298.627499]  el0_sync+0x180/0x1c0
 4653 00:24:20.550149  # [  298.631075] irq event stamp: 0
 4654 00:24:20.569644  # [  298.634395] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4655 00:24:20.570105  # [  298.640928] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4656 00:24:20.571655  # [  298.649367] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4657 00:24:20.592223  # [  298.657804] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4658 00:24:20.592687  # [  298.664328] ---[ end trace 61669203b1dfed5b ]---
 4659 00:24:20.593086  # [  298.669469] lkdtm: Saturation detected: still saturated
 4660 00:24:20.593469  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4661 00:24:20.597728  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4662 00:24:20.600935  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4663 00:24:20.808280  <6>[  299.911275] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4664 00:24:20.811510  <6>[  299.917877] lkdtm: attempting bad refcount_dec() from saturated
 4665 00:24:20.815711  <4>[  299.924146] ------------[ cut here ]------------
 4666 00:24:20.821267  <4>[  299.929267] refcount_t: saturated; leaking memory.
 4667 00:24:20.830000  <4>[  299.934531] WARNING: CPU: 4 PID: 2682 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4668 00:24:20.894684  <4>[  299.943230] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4669 00:24:20.896335  <4>[  299.996808] CPU: 4 PID: 2682 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4670 00:24:20.916304  <4>[  300.004809] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4671 00:24:20.916778  <4>[  300.011425] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4672 00:24:20.917186  <4>[  300.017694] pc : refcount_warn_saturate+0x74/0x144
 4673 00:24:20.917579  <4>[  300.022746] lr : refcount_warn_saturate+0x74/0x144
 4674 00:24:20.917965  <4>[  300.027795] sp : ffff800016a43cd0
 4675 00:24:20.938834  <4>[  300.031368] x29: ffff800016a43cd0 x28: ffff0005c9160000 
 4676 00:24:20.939310  <4>[  300.036946] x27: 0000000000000000 x26: 0000000000000000 
 4677 00:24:20.939719  <4>[  300.042524] x25: ffff8000114c3210 x24: ffff800016a43e20 
 4678 00:24:20.941244  <4>[  300.048103] x23: 0000000000000017 x22: ffff0005c7bdd000 
 4679 00:24:20.961368  <4>[  300.053680] x21: ffff8000119d38b8 x20: ffff8000114c3580 
 4680 00:24:20.961842  <4>[  300.059259] x19: 0000000000000037 x18: 0000000000000000 
 4681 00:24:20.963407  <4>[  300.064837] x17: 0000000000000000 x16: 0000000000000000 
 4682 00:24:20.963837  <4>[  300.070414] x15: 0000000000000030 x14: ffffffffffffffff 
 4683 00:24:20.983087  <4>[  300.075992] x13: ffff800096a4397a x12: ffff800016a43982 
 4684 00:24:20.983561  <4>[  300.081570] x11: ffff80001255fda8 x10: 0000000000001440 
 4685 00:24:20.983970  <4>[  300.087148] x9 : ffff80001012d054 x8 : 0000000000000000 
 4686 00:24:20.984364  <4>[  300.092727] x7 : 0000000000000000 x6 : ffff800012531000 
 4687 00:24:21.006760  <4>[  300.098305] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 4688 00:24:21.007235  <4>[  300.103883] x3 : 0000000000000000 x2 : 0000000000000000 
 4689 00:24:21.008778  <4>[  300.109460] x1 : 0000000000000000 x0 : ffff0005c9160000 
 4690 00:24:21.009208  <4>[  300.115040] Call trace:
 4691 00:24:21.028295  <4>[  300.117748]  refcount_warn_saturate+0x74/0x144
 4692 00:24:21.028766  <4>[  300.122458]  __refcount_add.constprop.0+0x7c/0x90
 4693 00:24:21.029174  <4>[  300.127427]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4694 00:24:21.029567  <4>[  300.132566]  lkdtm_do_action+0x24/0x40
 4695 00:24:21.031113  <4>[  300.136575]  direct_entry+0xd0/0x140
 4696 00:24:21.049922  <4>[  300.140413]  full_proxy_write+0x68/0xbc
 4697 00:24:21.050395  <4>[  300.144512]  vfs_write+0xec/0x20c
 4698 00:24:21.050831  <4>[  300.148087]  ksys_write+0x70/0x100
 4699 00:24:21.051226  <4>[  300.151749]  __arm64_sys_write+0x24/0x30
 4700 00:24:21.051611  <4>[  300.155938]  el0_svc_common.constprop.0+0x84/0x1e0
 4701 00:24:21.051991  <4>[  300.160989]  do_el0_svc+0x2c/0xa4
 4702 00:24:21.073553  <4>[  300.164569]  el0_svc+0x20/0x30
 4703 00:24:21.074028  <4>[  300.167885]  el0_sync_handler+0xb0/0xb4
 4704 00:24:21.074437  <4>[  300.171982]  el0_sync+0x180/0x1c0
 4705 00:24:21.074860  <4>[  300.175558] irq event stamp: 0
 4706 00:24:21.075247  <4>[  300.178878] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4707 00:24:21.095046  <4>[  300.185411] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4708 00:24:21.095520  <4>[  300.193849] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4709 00:24:21.097071  <4>[  300.202286] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4710 00:24:21.100382  <4>[  300.208812] ---[ end trace 61669203b1dfed5c ]---
 4711 00:24:21.105917  <6>[  300.213797] lkdtm: Saturation detected: still saturated
 4712 00:24:21.592814  # [  299.911275] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4713 00:24:21.594166  # [  299.917877] lkdtm: attempting bad refcount_dec() from saturated
 4714 00:24:21.594504  # [  299.924146] ------------[ cut here ]------------
 4715 00:24:21.594884  # [  299.929267] refcount_t: saturated; leaking memory.
 4716 00:24:21.616432  # [  299.934531] WARNING: CPU: 4 PID: 2682 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4717 00:24:21.660731  # [  299.943230] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4718 00:24:21.682278  # [  299.996808] CPU: 4 PID: 2682 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4719 00:24:21.682767  # [  300.004809] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4720 00:24:21.683174  # [  300.011425] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4721 00:24:21.684727  # [  300.017694] pc : refcount_warn_saturate+0x74/0x144
 4722 00:24:21.704868  # [  300.022746] lr : refcount_warn_saturate+0x74/0x144
 4723 00:24:21.705328  # [  300.027795] sp : ffff800016a43cd0
 4724 00:24:21.706899  # [  300.031368] x29: ffff800016a43cd0 x28: ffff0005c9160000 
 4725 00:24:21.707319  # [  300.036946] x27: 0000000000000000 x26: 0000000000000000 
 4726 00:24:21.727495  # [  300.042524] x25: ffff8000114c3210 x24: ffff800016a43e20 
 4727 00:24:21.728008  # [  300.048103] x23: 0000000000000017 x22: ffff0005c7bdd000 
 4728 00:24:21.728413  # [  300.053680] x21: ffff8000119d38b8 x20: ffff8000114c3580 
 4729 00:24:21.728849  # [  300.059259] x19: 0000000000000037 x18: 0000000000000000 
 4730 00:24:21.749164  # [  300.064837] x17: 0000000000000000 x16: 0000000000000000 
 4731 00:24:21.749644  # [  300.070414] x15: 0000000000000030 x14: ffffffffffffffff 
 4732 00:24:21.750041  # [  300.075992] x13: ffff800096a4397a x12: ffff800016a43982 
 4733 00:24:21.750437  # [  300.081570] x11: ffff80001255fda8 x10: 0000000000001440 
 4734 00:24:21.771732  # [  300.087148] x9 : ffff80001012d054 x8 : 0000000000000000 
 4735 00:24:21.772191  # [  300.092727] x7 : 0000000000000000 x6 : ffff800012531000 
 4736 00:24:21.772588  # [  300.098305] x5 : ffff800012531c88 x4 : ffff00063f7a0c70 
 4737 00:24:21.774126  # [  300.103883] x3 : 0000000000000000 x2 : 0000000000000000 
 4738 00:24:21.774541  # [  300.109460] x1 : 0000000000000000 x0 : ffff0005c9160000 
 4739 00:24:21.793143  # [  300.115040] Call trace:
 4740 00:24:21.793615  # [  300.117748]  refcount_warn_saturate+0x74/0x144
 4741 00:24:21.795199  # [  300.122458]  __refcount_add.constprop.0+0x7c/0x90
 4742 00:24:21.795619  # [  300.127427]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4743 00:24:21.796013  # [  300.132566]  lkdtm_do_action+0x24/0x40
 4744 00:24:21.815859  # [  300.136575]  direct_entry+0xd0/0x140
 4745 00:24:21.816318  # [  300.140413]  full_proxy_write+0x68/0xbc
 4746 00:24:21.816733  # [  300.144512]  vfs_write+0xec/0x20c
 4747 00:24:21.817119  # [  300.148087]  ksys_write+0x70/0x100
 4748 00:24:21.817494  # [  300.151749]  __arm64_sys_write+0x24/0x30
 4749 00:24:21.838525  # [  300.155938]  el0_svc_common.constprop.0+0x84/0x1e0
 4750 00:24:21.839018  # [  300.160989]  do_el0_svc+0x2c/0xa4
 4751 00:24:21.839417  # [  300.164569]  el0_svc+0x20/0x30
 4752 00:24:21.839798  # [  300.167885]  el0_sync_handler+0xb0/0xb4
 4753 00:24:21.840171  # [  300.171982]  el0_sync+0x180/0x1c0
 4754 00:24:21.840542  # [  300.175558] irq event stamp: 0
 4755 00:24:21.859991  # [  300.178878] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4756 00:24:21.860454  # [  300.185411] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4757 00:24:21.862007  # [  300.193849] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4758 00:24:21.882612  # [  300.202286] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4759 00:24:21.883102  # [  300.208812] ---[ end trace 61669203b1dfed5c ]---
 4760 00:24:21.883498  # [  300.213797] lkdtm: Saturation detected: still saturated
 4761 00:24:21.885040  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4762 00:24:21.888123  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4763 00:24:21.891325  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4764 00:24:22.062774  <6>[  301.169095] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4765 00:24:22.070365  <6>[  301.176347] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4766 00:24:22.077006  <4>[  301.183376] ------------[ cut here ]------------
 4767 00:24:22.080268  <4>[  301.188301] refcount_t: saturated; leaking memory.
 4768 00:24:22.088840  <4>[  301.193540] WARNING: CPU: 2 PID: 2714 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4769 00:24:22.153358  <4>[  301.202239] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4770 00:24:22.155039  <4>[  301.255818] CPU: 2 PID: 2714 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4771 00:24:22.175031  <4>[  301.263819] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4772 00:24:22.175505  <4>[  301.270435] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4773 00:24:22.175915  <4>[  301.276705] pc : refcount_warn_saturate+0xc8/0x144
 4774 00:24:22.176309  <4>[  301.281756] lr : refcount_warn_saturate+0xc8/0x144
 4775 00:24:22.176693  <4>[  301.286804] sp : ffff800016aebcb0
 4776 00:24:22.198574  <4>[  301.290378] x29: ffff800016aebcb0 x28: ffff0005c481c980 
 4777 00:24:22.199079  <4>[  301.295956] x27: 0000000000000000 x26: 0000000000000000 
 4778 00:24:22.200650  <4>[  301.301535] x25: ffff8000114c3210 x24: ffff800016aebe20 
 4779 00:24:22.201078  <4>[  301.307113] x23: 0000000000000020 x22: ffff0005c8106000 
 4780 00:24:22.220093  <4>[  301.312691] x21: 0000000000000001 x20: 00000000c0000000 
 4781 00:24:22.220565  <4>[  301.318269] x19: ffff800016aebd04 x18: 0000000000000000 
 4782 00:24:22.222135  <4>[  301.323847] x17: 0000000000000000 x16: 0000000000000000 
 4783 00:24:22.222563  <4>[  301.329425] x15: 0000000000000030 x14: ffffffffffffffff 
 4784 00:24:22.242806  <4>[  301.335003] x13: ffff800096aeb95a x12: ffff800016aeb962 
 4785 00:24:22.243282  <4>[  301.340581] x11: ffff80001255fda8 x10: 0000000000001440 
 4786 00:24:22.243695  <4>[  301.346160] x9 : ffff80001012d054 x8 : 0000000000000000 
 4787 00:24:22.245252  <4>[  301.351738] x7 : 0000000000000000 x6 : ffff800012531000 
 4788 00:24:22.265366  <4>[  301.357315] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 4789 00:24:22.265838  <4>[  301.362893] x3 : 0000000000000000 x2 : 0000000000000000 
 4790 00:24:22.267437  <4>[  301.368471] x1 : 0000000000000000 x0 : ffff0005c481c980 
 4791 00:24:22.267864  <4>[  301.374051] Call trace:
 4792 00:24:22.287063  <4>[  301.376759]  refcount_warn_saturate+0xc8/0x144
 4793 00:24:22.287537  <4>[  301.381468]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4794 00:24:22.287946  <4>[  301.387215]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4795 00:24:22.288339  <4>[  301.393138]  lkdtm_do_action+0x24/0x40
 4796 00:24:22.288724  <4>[  301.397148]  direct_entry+0xd0/0x140
 4797 00:24:22.309528  <4>[  301.400986]  full_proxy_write+0x68/0xbc
 4798 00:24:22.310000  <4>[  301.405085]  vfs_write+0xec/0x20c
 4799 00:24:22.310405  <4>[  301.408660]  ksys_write+0x70/0x100
 4800 00:24:22.310823  <4>[  301.412321]  __arm64_sys_write+0x24/0x30
 4801 00:24:22.312378  <4>[  301.416510]  el0_svc_common.constprop.0+0x84/0x1e0
 4802 00:24:22.312804  <4>[  301.421562]  do_el0_svc+0x2c/0xa4
 4803 00:24:22.332166  <4>[  301.425141]  el0_svc+0x20/0x30
 4804 00:24:22.332637  <4>[  301.428455]  el0_sync_handler+0xb0/0xb4
 4805 00:24:22.333046  <4>[  301.432553]  el0_sync+0x180/0x1c0
 4806 00:24:22.333436  <4>[  301.436129] irq event stamp: 0
 4807 00:24:22.335007  <4>[  301.439449] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4808 00:24:22.354699  <4>[  301.445982] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4809 00:24:22.355206  <4>[  301.454420] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4810 00:24:22.356780  <4>[  301.462857] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4811 00:24:22.361222  <4>[  301.469389] ---[ end trace 61669203b1dfed5d ]---
 4812 00:24:22.366776  <6>[  301.474532] lkdtm: Saturation detected: still saturated
 4813 00:24:22.657446  # [  301.169095] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4814 00:24:22.657781  # [  301.176347] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4815 00:24:22.658065  # [  301.183376] ------------[ cut here ]------------
 4816 00:24:22.678980  # [  301.188301] refcount_t: saturated; leaking memory.
 4817 00:24:22.679377  # [  301.193540] WARNING: CPU: 2 PID: 2714 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4818 00:24:22.723125  # [  301.202239] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4819 00:24:22.746769  # [  301.255818] CPU: 2 PID: 2714 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4820 00:24:22.747234  # [  301.263819] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4821 00:24:22.748844  # [  301.270435] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4822 00:24:22.749263  # [  301.276705] pc : refcount_warn_saturate+0xc8/0x144
 4823 00:24:22.768253  # [  301.281756] lr : refcount_warn_saturate+0xc8/0x144
 4824 00:24:22.768719  # [  301.286804] sp : ffff800016aebcb0
 4825 00:24:22.770292  # [  301.290378] x29: ffff800016aebcb0 x28: ffff0005c481c980 
 4826 00:24:22.770708  # [  301.295956] x27: 0000000000000000 x26: 0000000000000000 
 4827 00:24:22.789785  # [  301.301535] x25: ffff8000114c3210 x24: ffff800016aebe20 
 4828 00:24:22.790244  # [  301.307113] x23: 0000000000000020 x22: ffff0005c8106000 
 4829 00:24:22.791817  # [  301.312691] x21: 0000000000000001 x20: 00000000c0000000 
 4830 00:24:22.792239  # [  301.318269] x19: ffff800016aebd04 x18: 0000000000000000 
 4831 00:24:22.812507  # [  301.323847] x17: 0000000000000000 x16: 0000000000000000 
 4832 00:24:22.812984  # [  301.329425] x15: 0000000000000030 x14: ffffffffffffffff 
 4833 00:24:22.814559  # [  301.335003] x13: ffff800096aeb95a x12: ffff800016aeb962 
 4834 00:24:22.815021  # [  301.340581] x11: ffff80001255fda8 x10: 0000000000001440 
 4835 00:24:22.834022  # [  301.346160] x9 : ffff80001012d054 x8 : 0000000000000000 
 4836 00:24:22.834486  # [  301.351738] x7 : 0000000000000000 x6 : ffff800012531000 
 4837 00:24:22.834937  # [  301.357315] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 4838 00:24:22.836522  # [  301.362893] x3 : 0000000000000000 x2 : 0000000000000000 
 4839 00:24:22.857665  # [  301.368471] x1 : 0000000000000000 x0 : ffff0005c481c980 
 4840 00:24:22.858125  # [  301.374051] Call trace:
 4841 00:24:22.858522  # [  301.376759]  refcount_warn_saturate+0xc8/0x144
 4842 00:24:22.860135  # [  301.381468]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4843 00:24:22.860551  # [  301.387215]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4844 00:24:22.879163  # [  301.393138]  lkdtm_do_action+0x24/0x40
 4845 00:24:22.879622  # [  301.397148]  direct_entry+0xd0/0x140
 4846 00:24:22.880019  # [  301.400986]  full_proxy_write+0x68/0xbc
 4847 00:24:22.880401  # [  301.405085]  vfs_write+0xec/0x20c
 4848 00:24:22.880774  # [  301.408660]  ksys_write+0x70/0x100
 4849 00:24:22.882330  # [  301.412321]  __arm64_sys_write+0x24/0x30
 4850 00:24:22.900824  # [  301.416510]  el0_svc_common.constprop.0+0x84/0x1e0
 4851 00:24:22.901285  # [  301.421562]  do_el0_svc+0x2c/0xa4
 4852 00:24:22.901683  # [  301.425141]  el0_svc+0x20/0x30
 4853 00:24:22.902065  # [  301.428455]  el0_sync_handler+0xb0/0xb4
 4854 00:24:22.902439  # [  301.432553]  el0_sync+0x180/0x1c0
 4855 00:24:22.902851  # [  301.436129] irq event stamp: 0
 4856 00:24:22.923462  # [  301.439449] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4857 00:24:22.925101  # [  301.445982] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4858 00:24:22.925525  # [  301.454420] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4859 00:24:22.946128  # [  301.462857] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4860 00:24:22.946590  # [  301.469389] ---[ end trace 61669203b1dfed5d ]---
 4861 00:24:22.947031  # [  301.474532] lkdtm: Saturation detected: still saturated
 4862 00:24:22.947418  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 4863 00:24:22.954789  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4864 00:24:22.957989  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4865 00:24:23.827811  <6>[  302.933120] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4866 00:24:23.847147  <6>[  302.940376] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4867 00:24:23.848693  <4>[  302.947399] ------------[ cut here ]------------
 4868 00:24:23.849083  <4>[  302.952318] refcount_t: saturated; leaking memory.
 4869 00:24:23.853697  <4>[  302.957561] WARNING: CPU: 5 PID: 2746 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4870 00:24:23.917323  <4>[  302.966260] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4871 00:24:23.919014  <4>[  303.019842] CPU: 5 PID: 2746 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4872 00:24:23.938927  <4>[  303.027843] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4873 00:24:23.939390  <4>[  303.034460] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4874 00:24:23.939790  <4>[  303.040728] pc : refcount_warn_saturate+0xc8/0x144
 4875 00:24:23.941360  <4>[  303.045779] lr : refcount_warn_saturate+0xc8/0x144
 4876 00:24:23.941778  <4>[  303.050828] sp : ffff800016b9bcb0
 4877 00:24:23.962532  <4>[  303.054401] x29: ffff800016b9bcb0 x28: ffff0005c3ec9880 
 4878 00:24:23.963021  <4>[  303.059980] x27: 0000000000000000 x26: 0000000000000000 
 4879 00:24:23.963423  <4>[  303.065558] x25: ffff8000114c3210 x24: ffff800016b9be20 
 4880 00:24:23.964993  <4>[  303.071137] x23: 0000000000000020 x22: ffff0005c9451000 
 4881 00:24:23.984023  <4>[  303.076715] x21: 0000000000000007 x20: 00000000c0000000 
 4882 00:24:23.984487  <4>[  303.082293] x19: ffff800016b9bd04 x18: 0000000000000000 
 4883 00:24:23.984887  <4>[  303.087871] x17: 0000000000000000 x16: 0000000000000000 
 4884 00:24:23.985271  <4>[  303.093449] x15: 0000000000000030 x14: ffffffffffffffff 
 4885 00:24:24.006709  <4>[  303.099027] x13: ffff800096b9b95a x12: ffff800016b9b962 
 4886 00:24:24.007195  <4>[  303.104606] x11: ffff80001255fda8 x10: 0000000000001440 
 4887 00:24:24.008781  <4>[  303.110184] x9 : ffff80001012d054 x8 : 0000000000000000 
 4888 00:24:24.009201  <4>[  303.115762] x7 : 0000000000000000 x6 : ffff800012531000 
 4889 00:24:24.029399  <4>[  303.121340] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4890 00:24:24.029863  <4>[  303.126918] x3 : 0000000000000000 x2 : 0000000000000000 
 4891 00:24:24.030263  <4>[  303.132496] x1 : 0000000000000000 x0 : ffff0005c3ec9880 
 4892 00:24:24.030649  <4>[  303.138075] Call trace:
 4893 00:24:24.050884  <4>[  303.140782]  refcount_warn_saturate+0xc8/0x144
 4894 00:24:24.051356  <4>[  303.145492]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4895 00:24:24.051765  <4>[  303.151238]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 4896 00:24:24.052158  <4>[  303.157161]  lkdtm_do_action+0x24/0x40
 4897 00:24:24.053737  <4>[  303.161171]  direct_entry+0xd0/0x140
 4898 00:24:24.073502  <4>[  303.165009]  full_proxy_write+0x68/0xbc
 4899 00:24:24.073974  <4>[  303.169108]  vfs_write+0xec/0x20c
 4900 00:24:24.074384  <4>[  303.172683]  ksys_write+0x70/0x100
 4901 00:24:24.074805  <4>[  303.176345]  __arm64_sys_write+0x24/0x30
 4902 00:24:24.076387  <4>[  303.180534]  el0_svc_common.constprop.0+0x84/0x1e0
 4903 00:24:24.076813  <4>[  303.185585]  do_el0_svc+0x2c/0xa4
 4904 00:24:24.096132  <4>[  303.189167]  el0_svc+0x20/0x30
 4905 00:24:24.096601  <4>[  303.192482]  el0_sync_handler+0xb0/0xb4
 4906 00:24:24.097005  <4>[  303.196579]  el0_sync+0x180/0x1c0
 4907 00:24:24.097397  <4>[  303.200154] irq event stamp: 0
 4908 00:24:24.098829  <4>[  303.203474] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4909 00:24:24.118793  <4>[  303.210007] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4910 00:24:24.119271  <4>[  303.218454] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4911 00:24:24.120871  <4>[  303.226903] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4912 00:24:24.125188  <4>[  303.233431] ---[ end trace 61669203b1dfed5e ]---
 4913 00:24:24.130641  <6>[  303.238616] lkdtm: Saturation detected: still saturated
 4914 00:24:24.335904  # [  302.933120] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4915 00:24:24.337362  # [  302.940376] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4916 00:24:24.337729  # [  302.947399] ------------[ cut here ]------------
 4917 00:24:24.358615  # [  302.952318] refcount_t: saturated; leaking memory.
 4918 00:24:24.359114  # [  302.957561] WARNING: CPU: 5 PID: 2746 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4919 00:24:24.403882  # [  302.966260] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4920 00:24:24.425270  # [  303.019842] CPU: 5 PID: 2746 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4921 00:24:24.426975  # [  303.027843] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4922 00:24:24.427409  # [  303.034460] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4923 00:24:24.427814  # [  303.040728] pc : refcount_warn_saturate+0xc8/0x144
 4924 00:24:24.447027  # [  303.045779] lr : refcount_warn_saturate+0xc8/0x144
 4925 00:24:24.447497  # [  303.050828] sp : ffff800016b9bcb0
 4926 00:24:24.447902  # [  303.054401] x29: ffff800016b9bcb0 x28: ffff0005c3ec9880 
 4927 00:24:24.448294  # [  303.059980] x27: 0000000000000000 x26: 0000000000000000 
 4928 00:24:24.469403  # [  303.065558] x25: ffff8000114c3210 x24: ffff800016b9be20 
 4929 00:24:24.469875  # [  303.071137] x23: 0000000000000020 x22: ffff0005c9451000 
 4930 00:24:24.471534  # [  303.076715] x21: 0000000000000007 x20: 00000000c0000000 
 4931 00:24:24.471970  # [  303.082293] x19: ffff800016b9bd04 x18: 0000000000000000 
 4932 00:24:24.491062  # [  303.087871] x17: 0000000000000000 x16: 0000000000000000 
 4933 00:24:24.491544  # [  303.093449] x15: 0000000000000030 x14: ffffffffffffffff 
 4934 00:24:24.491952  # [  303.099027] x13: ffff800096b9b95a x12: ffff800016b9b962 
 4935 00:24:24.493548  # [  303.104606] x11: ffff80001255fda8 x10: 0000000000001440 
 4936 00:24:24.514788  # [  303.110184] x9 : ffff80001012d054 x8 : 0000000000000000 
 4937 00:24:24.515260  # [  303.115762] x7 : 0000000000000000 x6 : ffff800012531000 
 4938 00:24:24.515666  # [  303.121340] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4939 00:24:24.517257  # [  303.126918] x3 : 0000000000000000 x2 : 0000000000000000 
 4940 00:24:24.536105  # [  303.132496] x1 : 0000000000000000 x0 : ffff0005c3ec9880 
 4941 00:24:24.536574  # [  303.138075] Call trace:
 4942 00:24:24.536997  # [  303.140782]  refcount_warn_saturate+0xc8/0x144
 4943 00:24:24.538633  # [  303.145492]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4944 00:24:24.539117  # [  303.151238]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 4945 00:24:24.557903  # [  303.157161]  lkdtm_do_action+0x24/0x40
 4946 00:24:24.558372  # [  303.161171]  direct_entry+0xd0/0x140
 4947 00:24:24.558804  # [  303.165009]  full_proxy_write+0x68/0xbc
 4948 00:24:24.559197  # [  303.169108]  vfs_write+0xec/0x20c
 4949 00:24:24.559581  # [  303.172683]  ksys_write+0x70/0x100
 4950 00:24:24.561168  # [  303.176345]  __arm64_sys_write+0x24/0x30
 4951 00:24:24.580545  # [  303.180534]  el0_svc_common.constprop.0+0x84/0x1e0
 4952 00:24:24.581020  # [  303.185585]  do_el0_svc+0x2c/0xa4
 4953 00:24:24.581436  # [  303.189167]  el0_svc+0x20/0x30
 4954 00:24:24.581827  # [  303.192482]  el0_sync_handler+0xb0/0xb4
 4955 00:24:24.583434  # [  303.196579]  el0_sync+0x180/0x1c0
 4956 00:24:24.583857  # [  303.200154] irq event stamp: 0
 4957 00:24:24.602968  # [  303.203474] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4958 00:24:24.604636  # [  303.210007] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4959 00:24:24.605071  # [  303.218454] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 4960 00:24:24.625775  # [  303.226903] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4961 00:24:24.626245  # [  303.233431] ---[ end trace 61669203b1dfed5e ]---
 4962 00:24:24.626651  # [  303.238616] lkdtm: Saturation detected: still saturated
 4963 00:24:24.627076  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 4964 00:24:24.633257  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4965 00:24:24.636614  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 4966 00:24:25.404179  <6>[  304.509992] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 4967 00:24:25.410603  <6>[  304.517263] lkdtm: attempting bad refcount_dec_and_test() from saturated
 4968 00:24:25.418283  <4>[  304.524285] ------------[ cut here ]------------
 4969 00:24:25.421529  <4>[  304.529207] refcount_t: underflow; use-after-free.
 4970 00:24:25.430310  <4>[  304.534449] WARNING: CPU: 5 PID: 2781 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4971 00:24:25.493868  <4>[  304.543149] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 4972 00:24:25.494360  <4>[  304.596728] CPU: 5 PID: 2781 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 4973 00:24:25.516483  <4>[  304.604730] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 4974 00:24:25.516951  <4>[  304.611346] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4975 00:24:25.518564  <4>[  304.617613] pc : refcount_warn_saturate+0xf4/0x144
 4976 00:24:25.519011  <4>[  304.622665] lr : refcount_warn_saturate+0xf4/0x144
 4977 00:24:25.519405  <4>[  304.627714] sp : ffff800016c5bcd0
 4978 00:24:25.539143  <4>[  304.631287] x29: ffff800016c5bcd0 x28: ffff0005c64a8000 
 4979 00:24:25.539606  <4>[  304.636866] x27: 0000000000000000 x26: 0000000000000000 
 4980 00:24:25.540008  <4>[  304.642444] x25: ffff8000114c3210 x24: ffff800016c5be20 
 4981 00:24:25.540392  <4>[  304.648022] x23: 0000000000000020 x22: ffff0005c0e42000 
 4982 00:24:25.561741  <4>[  304.653600] x21: ffff8000119d3910 x20: ffff8000114c35b0 
 4983 00:24:25.562204  <4>[  304.659178] x19: 000000000000003a x18: 0000000000000000 
 4984 00:24:25.563792  <4>[  304.664756] x17: 0000000000000000 x16: 0000000000000000 
 4985 00:24:25.564212  <4>[  304.670335] x15: 0000000000000030 x14: ffffffffffffffff 
 4986 00:24:25.583205  <4>[  304.675913] x13: ffff800096c5b97a x12: ffff800016c5b982 
 4987 00:24:25.583668  <4>[  304.681492] x11: ffff80001255fda8 x10: 0000000000001440 
 4988 00:24:25.584068  <4>[  304.687070] x9 : ffff80001012d054 x8 : 0000000000000000 
 4989 00:24:25.584452  <4>[  304.692648] x7 : 0000000000000000 x6 : ffff800012531000 
 4990 00:24:25.605853  <4>[  304.698226] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 4991 00:24:25.606316  <4>[  304.703803] x3 : 0000000000000000 x2 : 0000000000000000 
 4992 00:24:25.606716  <4>[  304.709381] x1 : 0000000000000000 x0 : ffff0005c64a8000 
 4993 00:24:25.607132  <4>[  304.714960] Call trace:
 4994 00:24:25.628428  <4>[  304.717669]  refcount_warn_saturate+0xf4/0x144
 4995 00:24:25.628897  <4>[  304.722379]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4996 00:24:25.629298  <4>[  304.728130]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 4997 00:24:25.629682  <4>[  304.734049]  lkdtm_do_action+0x24/0x40
 4998 00:24:25.630057  <4>[  304.738058]  direct_entry+0xd0/0x140
 4999 00:24:25.650113  <4>[  304.741896]  full_proxy_write+0x68/0xbc
 5000 00:24:25.650575  <4>[  304.745996]  vfs_write+0xec/0x20c
 5001 00:24:25.651003  <4>[  304.749570]  ksys_write+0x70/0x100
 5002 00:24:25.651388  <4>[  304.753233]  __arm64_sys_write+0x24/0x30
 5003 00:24:25.651764  <4>[  304.757421]  el0_svc_common.constprop.0+0x84/0x1e0
 5004 00:24:25.652136  <4>[  304.762473]  do_el0_svc+0x2c/0xa4
 5005 00:24:25.673736  <4>[  304.766052]  el0_svc+0x20/0x30
 5006 00:24:25.674194  <4>[  304.769368]  el0_sync_handler+0xb0/0xb4
 5007 00:24:25.674592  <4>[  304.773465]  el0_sync+0x180/0x1c0
 5008 00:24:25.676224  <4>[  304.777040] irq event stamp: 0
 5009 00:24:25.676640  <4>[  304.780361] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5010 00:24:25.695366  <4>[  304.786894] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5011 00:24:25.695833  <4>[  304.795333] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5012 00:24:25.696235  <4>[  304.803770] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5013 00:24:25.700844  <4>[  304.810295] ---[ end trace 61669203b1dfed5f ]---
 5014 00:24:25.708149  <6>[  304.815436] lkdtm: Saturation detected: still saturated
 5015 00:24:26.439092  # [  304.509992] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5016 00:24:26.440798  # [  304.517263] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5017 00:24:26.441234  # [  304.524285] ------------[ cut here ]------------
 5018 00:24:26.460753  # [  304.529207] refcount_t: underflow; use-after-free.
 5019 00:24:26.461213  # [  304.534449] WARNING: CPU: 5 PID: 2781 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5020 00:24:26.506076  # [  304.543149] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 5021 00:24:26.528732  # [  304.596728] CPU: 5 PID: 2781 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5022 00:24:26.529198  # [  304.604730] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5023 00:24:26.529598  # [  304.611346] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5024 00:24:26.529983  # [  304.617613] pc : refcount_warn_saturate+0xf4/0x144
 5025 00:24:26.550160  # [  304.622665] lr : refcount_warn_saturate+0xf4/0x144
 5026 00:24:26.550646  # [  304.627714] sp : ffff800016c5bcd0
 5027 00:24:26.551094  # [  304.631287] x29: ffff800016c5bcd0 x28: ffff0005c64a8000 
 5028 00:24:26.552734  # [  304.636866] x27: 0000000000000000 x26: 0000000000000000 
 5029 00:24:26.572846  # [  304.642444] x25: ffff8000114c3210 x24: ffff800016c5be20 
 5030 00:24:26.573308  # [  304.648022] x23: 0000000000000020 x22: ffff0005c0e42000 
 5031 00:24:26.574990  # [  304.653600] x21: ffff8000119d3910 x20: ffff8000114c35b0 
 5032 00:24:26.575410  # [  304.659178] x19: 000000000000003a x18: 0000000000000000 
 5033 00:24:26.594325  # [  304.664756] x17: 0000000000000000 x16: 0000000000000000 
 5034 00:24:26.594651  # [  304.670335] x15: 0000000000000030 x14: ffffffffffffffff 
 5035 00:24:26.595887  # [  304.675913] x13: ffff800096c5b97a x12: ffff800016c5b982 
 5036 00:24:26.596185  # [  304.681492] x11: ffff80001255fda8 x10: 0000000000001440 
 5037 00:24:26.615934  # [  304.687070] x9 : ffff80001012d054 x8 : 0000000000000000 
 5038 00:24:26.616338  # [  304.692648] x7 : 0000000000000000 x6 : ffff800012531000 
 5039 00:24:26.616681  # [  304.698226] x5 : ffff800012531c88 x4 : ffff00063f7c2c70 
 5040 00:24:26.617022  # [  304.703803] x3 : 0000000000000000 x2 : 0000000000000000 
 5041 00:24:26.639511  # [  304.709381] x1 : 0000000000000000 x0 : ffff0005c64a8000 
 5042 00:24:26.639994  # [  304.714960] Call trace:
 5043 00:24:26.640406  # [  304.717669]  refcount_warn_saturate+0xf4/0x144
 5044 00:24:26.640831  # [  304.722379]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5045 00:24:26.642470  # [  304.728130]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5046 00:24:26.661034  # [  304.734049]  lkdtm_do_action+0x24/0x40
 5047 00:24:26.661504  # [  304.738058]  direct_entry+0xd0/0x140
 5048 00:24:26.661909  # [  304.741896]  full_proxy_write+0x68/0xbc
 5049 00:24:26.662300  # [  304.745996]  vfs_write+0xec/0x20c
 5050 00:24:26.662683  # [  304.749570]  ksys_write+0x70/0x100
 5051 00:24:26.664322  # [  304.753233]  __arm64_sys_write+0x24/0x30
 5052 00:24:26.683746  # [  304.757421]  el0_svc_common.constprop.0+0x84/0x1e0
 5053 00:24:26.684216  # [  304.762473]  do_el0_svc+0x2c/0xa4
 5054 00:24:26.684621  # [  304.766052]  el0_svc+0x20/0x30
 5055 00:24:26.685010  # [  304.769368]  el0_sync_handler+0xb0/0xb4
 5056 00:24:26.685392  # [  304.773465]  el0_sync+0x180/0x1c0
 5057 00:24:26.685770  # [  304.777040] irq event stamp: 0
 5058 00:24:26.705211  # [  304.780361] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5059 00:24:26.705683  # [  304.786894] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5060 00:24:26.707339  # [  304.795333] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5061 00:24:26.727976  # [  304.803770] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5062 00:24:26.728447  # [  304.810295] ---[ end trace 61669203b1dfed5f ]---
 5063 00:24:26.728854  # [  304.815436] lkdtm: Saturation detected: still saturated
 5064 00:24:26.738669  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5065 00:24:26.740906  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5066 00:24:26.741378  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5067 00:24:26.912199  <6>[  306.017456] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5068 00:24:26.918704  <6>[  306.024684] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5069 00:24:26.925191  <4>[  306.033572] ------------[ cut here ]------------
 5070 00:24:26.930583  <4>[  306.038929] refcount_t: underflow; use-after-free.
 5071 00:24:26.940592  <4>[  306.044256] WARNING: CPU: 2 PID: 2816 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5072 00:24:27.004116  <4>[  306.052957] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 5073 00:24:27.005842  <4>[  306.106538] CPU: 2 PID: 2816 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5074 00:24:27.026855  <4>[  306.114539] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5075 00:24:27.027330  <4>[  306.121155] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5076 00:24:27.027741  <4>[  306.127423] pc : refcount_warn_saturate+0xf4/0x144
 5077 00:24:27.028133  <4>[  306.132474] lr : refcount_warn_saturate+0xf4/0x144
 5078 00:24:27.028518  <4>[  306.137524] sp : ffff800016cfbcd0
 5079 00:24:27.049334  <4>[  306.141098] x29: ffff800016cfbcd0 x28: ffff0005c9a04980 
 5080 00:24:27.049811  <4>[  306.146677] x27: 0000000000000000 x26: 0000000000000000 
 5081 00:24:27.050220  <4>[  306.152255] x25: ffff8000114c3210 x24: ffff800016cfbe20 
 5082 00:24:27.051817  <4>[  306.157834] x23: 0000000000000020 x22: ffff0005c9724000 
 5083 00:24:27.071007  <4>[  306.163413] x21: ffff8000119d3930 x20: ffff8000114c35c0 
 5084 00:24:27.071479  <4>[  306.168992] x19: 000000000000003b x18: 0000000000000001 
 5085 00:24:27.071888  <4>[  306.174570] x17: 0000000000000000 x16: 0000000000000000 
 5086 00:24:27.072280  <4>[  306.180149] x15: 0000000000000030 x14: ffffffffffffffff 
 5087 00:24:27.093501  <4>[  306.185728] x13: ffff800096cfb97a x12: ffff800016cfb983 
 5088 00:24:27.093973  <4>[  306.191306] x11: ffff80001255fda8 x10: 0000000000001440 
 5089 00:24:27.094384  <4>[  306.196885] x9 : ffff80001012d054 x8 : 0000000000000000 
 5090 00:24:27.096064  <4>[  306.202464] x7 : 0000000000000000 x6 : ffff800012531000 
 5091 00:24:27.115097  <4>[  306.208042] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 5092 00:24:27.115570  <4>[  306.213620] x3 : 0000000000000000 x2 : 0000000000000000 
 5093 00:24:27.115980  <4>[  306.219199] x1 : 0000000000000000 x0 : ffff0005c9a04980 
 5094 00:24:27.116373  <4>[  306.224779] Call trace:
 5095 00:24:27.138751  <4>[  306.227487]  refcount_warn_saturate+0xf4/0x144
 5096 00:24:27.139226  <4>[  306.232198]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5097 00:24:27.140879  <4>[  306.237948]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5098 00:24:27.141307  <4>[  306.243868]  lkdtm_do_action+0x24/0x40
 5099 00:24:27.141710  <4>[  306.247877]  direct_entry+0xd0/0x140
 5100 00:24:27.160356  <4>[  306.251715]  full_proxy_write+0x68/0xbc
 5101 00:24:27.160826  <4>[  306.255816]  vfs_write+0xec/0x20c
 5102 00:24:27.161236  <4>[  306.259391]  ksys_write+0x70/0x100
 5103 00:24:27.161631  <4>[  306.263053]  __arm64_sys_write+0x24/0x30
 5104 00:24:27.162018  <4>[  306.267242]  el0_svc_common.constprop.0+0x84/0x1e0
 5105 00:24:27.162397  <4>[  306.272294]  do_el0_svc+0x2c/0xa4
 5106 00:24:27.181845  <4>[  306.275872]  el0_svc+0x20/0x30
 5107 00:24:27.182315  <4>[  306.279187]  el0_sync_handler+0xb0/0xb4
 5108 00:24:27.182723  <4>[  306.283285]  el0_sync+0x180/0x1c0
 5109 00:24:27.183149  <4>[  306.286860] irq event stamp: 0
 5110 00:24:27.184777  <4>[  306.290182] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5111 00:24:27.205461  <4>[  306.296715] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5112 00:24:27.205936  <4>[  306.305154] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5113 00:24:27.207612  <4>[  306.313591] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5114 00:24:27.211954  <4>[  306.320116] ---[ end trace 61669203b1dfed60 ]---
 5115 00:24:27.217436  <6>[  306.325098] lkdtm: Saturation detected: still saturated
 5116 00:24:27.996645  # [  306.017456] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5117 00:24:27.998331  # [  306.024684] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5118 00:24:27.998782  # [  306.033572] ------------[ cut here ]------------
 5119 00:24:28.019385  # [  306.038929] refcount_t: underflow; use-after-free.
 5120 00:24:28.019845  # [  306.044256] WARNING: CPU: 2 PID: 2816 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5121 00:24:28.065856  # [  306.052957] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 5122 00:24:28.086190  # [  306.106538] CPU: 2 PID: 2816 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5123 00:24:28.086656  # [  306.114539] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5124 00:24:28.088354  # [  306.121155] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5125 00:24:28.088773  # [  306.127423] pc : refcount_warn_saturate+0xf4/0x144
 5126 00:24:28.107702  # [  306.132474] lr : refcount_warn_saturate+0xf4/0x144
 5127 00:24:28.108162  # [  306.137524] sp : ffff800016cfbcd0
 5128 00:24:28.108559  # [  306.141098] x29: ffff800016cfbcd0 x28: ffff0005c9a04980 
 5129 00:24:28.110191  # [  306.146677] x27: 0000000000000000 x26: 0000000000000000 
 5130 00:24:28.130250  # [  306.152255] x25: ffff8000114c3210 x24: ffff800016cfbe20 
 5131 00:24:28.130724  # [  306.157834] x23: 0000000000000020 x22: ffff0005c9724000 
 5132 00:24:28.132432  # [  306.163413] x21: ffff8000119d3930 x20: ffff8000114c35c0 
 5133 00:24:28.132851  # [  306.168992] x19: 000000000000003b x18: 0000000000000001 
 5134 00:24:28.151886  # [  306.174570] x17: 0000000000000000 x16: 0000000000000000 
 5135 00:24:28.152355  # [  306.180149] x15: 0000000000000030 x14: ffffffffffffffff 
 5136 00:24:28.152760  # [  306.185728] x13: ffff800096cfb97a x12: ffff800016cfb983 
 5137 00:24:28.154397  # [  306.191306] x11: ffff80001255fda8 x10: 0000000000001440 
 5138 00:24:28.175694  # [  306.196885] x9 : ffff80001012d054 x8 : 0000000000000000 
 5139 00:24:28.176155  # [  306.202464] x7 : 0000000000000000 x6 : ffff800012531000 
 5140 00:24:28.176551  # [  306.208042] x5 : ffff800012531c88 x4 : ffff00063f75cc70 
 5141 00:24:28.176934  # [  306.213620] x3 : 0000000000000000 x2 : 0000000000000000 
 5142 00:24:28.197180  # [  306.219199] x1 : 0000000000000000 x0 : ffff0005c9a04980 
 5143 00:24:28.197639  # [  306.224779] Call trace:
 5144 00:24:28.198036  # [  306.227487]  refcount_warn_saturate+0xf4/0x144
 5145 00:24:28.199717  # [  306.232198]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5146 00:24:28.200137  # [  306.237948]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5147 00:24:28.218648  # [  306.243868]  lkdtm_do_action+0x24/0x40
 5148 00:24:28.219156  # [  306.247877]  direct_entry+0xd0/0x140
 5149 00:24:28.219553  # [  306.251715]  full_proxy_write+0x68/0xbc
 5150 00:24:28.221193  # [  306.255816]  vfs_write+0xec/0x20c
 5151 00:24:28.221622  # [  306.259391]  ksys_write+0x70/0x100
 5152 00:24:28.222016  # [  306.263053]  __arm64_sys_write+0x24/0x30
 5153 00:24:28.241448  # [  306.267242]  el0_svc_common.constprop.0+0x84/0x1e0
 5154 00:24:28.241910  # [  306.272294]  do_el0_svc+0x2c/0xa4
 5155 00:24:28.242304  # [  306.275872]  el0_svc+0x20/0x30
 5156 00:24:28.242685  # [  306.279187]  el0_sync_handler+0xb0/0xb4
 5157 00:24:28.244353  # [  306.283285]  el0_sync+0x180/0x1c0
 5158 00:24:28.244767  # [  306.286860] irq event stamp: 0
 5159 00:24:28.263961  # [  306.290182] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5160 00:24:28.264422  # [  306.296715] hardirqs last disabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5161 00:24:28.266075  # [  306.305154] softirqs last  enabled at (0): [<ffff80001009c444>] copy_process+0x5d4/0x18e0
 5162 00:24:28.286725  # [  306.313591] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5163 00:24:28.287214  # [  306.320116] ---[ end trace 61669203b1dfed60 ]---
 5164 00:24:28.287609  # [  306.325098] lkdtm: Saturation detected: still saturated
 5165 00:24:28.306084  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5166 00:24:28.306548  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5167 00:24:28.306980  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5168 00:24:28.307361  # Skipping REFCOUNT_TIMING: timing only
 5169 00:24:28.309379  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5170 00:24:28.309842  # selftests: lkdtm: ATOMIC_TIMING.sh
 5171 00:24:28.430642  # Skipping ATOMIC_TIMING: timing only
 5172 00:24:28.447717  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5173 00:24:28.473157  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5174 00:24:28.850384  <6>[  307.956539] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5175 00:24:28.859146  <6>[  307.962907] lkdtm: attempting good copy_to_user of correct size
 5176 00:24:28.862276  <6>[  307.969218] lkdtm: attempting bad copy_to_user of too large size
 5177 00:24:29.001899  # [  307.956539] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5178 00:24:29.002370  # [  307.962907] lkdtm: attempting good copy_to_user of correct size
 5179 00:24:29.005251  # [  307.969218] lkdtm: attempting bad copy_to_user of too large size
 5180 00:24:29.022151  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5181 00:24:29.089777  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5182 00:24:29.112086  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5183 00:24:29.633807  <6>[  308.737349] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5184 00:24:29.637144  <6>[  308.743923] lkdtm: attempting good copy_from_user of correct size
 5185 00:24:29.643593  <6>[  308.750356] lkdtm: attempting bad copy_from_user of too large size
 5186 00:24:29.771974  # [  308.737349] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5187 00:24:29.772220  # [  308.743923] lkdtm: attempting good copy_from_user of correct size
 5188 00:24:29.775319  # [  308.750356] lkdtm: attempting bad copy_from_user of too large size
 5189 00:24:29.791178  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5190 00:24:29.856896  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5191 00:24:29.880247  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5192 00:24:30.413552  <6>[  309.519652] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5193 00:24:30.420273  <6>[  309.526569] lkdtm: attempting good copy_to_user inside whitelist
 5194 00:24:30.426768  <6>[  309.533073] lkdtm: attempting bad copy_to_user outside whitelist
 5195 00:24:30.553613  # [  309.519652] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5196 00:24:30.553901  # [  309.526569] lkdtm: attempting good copy_to_user inside whitelist
 5197 00:24:30.556235  # [  309.533073] lkdtm: attempting bad copy_to_user outside whitelist
 5198 00:24:30.576237  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5199 00:24:30.651319  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5200 00:24:30.673837  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5201 00:24:31.188173  <6>[  310.294546] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5202 00:24:31.198007  <6>[  310.301600] lkdtm: attempting good copy_from_user inside whitelist
 5203 00:24:31.201160  <6>[  310.308106] lkdtm: attempting bad copy_from_user outside whitelist
 5204 00:24:31.343020  # [  310.294546] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5205 00:24:31.344748  # [  310.301600] lkdtm: attempting good copy_from_user inside whitelist
 5206 00:24:31.346402  # [  310.308106] lkdtm: attempting bad copy_from_user outside whitelist
 5207 00:24:31.366371  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5208 00:24:31.425694  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5209 00:24:31.446971  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5210 00:24:31.958175  <6>[  311.065124] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5211 00:24:31.967874  <6>[  311.071793] lkdtm: good_stack: ffff80001716bcd8-ffff80001716bcf8
 5212 00:24:31.971143  <6>[  311.078127] lkdtm: bad_stack : ffff80001716bc38-ffff80001716bc58
 5213 00:24:31.980913  <6>[  311.084665] lkdtm: attempting good copy_to_user of local stack
 5214 00:24:31.984080  <6>[  311.090926] lkdtm: attempting bad copy_to_user of distant stack
 5215 00:24:32.115371  # [  311.065124] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5216 00:24:32.115843  # [  311.071793] lkdtm: good_stack: ffff80001716bcd8-ffff80001716bcf8
 5217 00:24:32.116249  # [  311.078127] lkdtm: bad_stack : ffff80001716bc38-ffff80001716bc58
 5218 00:24:32.123019  # [  311.084665] lkdtm: attempting good copy_to_user of local stack
 5219 00:24:32.126218  # [  311.090926] lkdtm: attempting bad copy_to_user of distant stack
 5220 00:24:32.132562  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5221 00:24:32.202583  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5222 00:24:32.226001  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5223 00:24:32.738332  <6>[  311.844170] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5224 00:24:32.747007  <6>[  311.851010] lkdtm: good_stack: ffff80001720bcd8-ffff80001720bcf8
 5225 00:24:32.750607  <6>[  311.857357] lkdtm: bad_stack : ffff80001720bc38-ffff80001720bc58
 5226 00:24:32.759982  <6>[  311.863882] lkdtm: attempting good copy_from_user of local stack
 5227 00:24:32.763165  <6>[  311.870226] lkdtm: attempting bad copy_from_user of distant stack
 5228 00:24:32.901721  # [  311.844170] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5229 00:24:32.902120  # [  311.851010] lkdtm: good_stack: ffff80001720bcd8-ffff80001720bcf8
 5230 00:24:32.902461  # [  311.857357] lkdtm: bad_stack : ffff80001720bc38-ffff80001720bc58
 5231 00:24:32.910359  # [  311.863882] lkdtm: attempting good copy_from_user of local stack
 5232 00:24:32.913596  # [  311.870226] lkdtm: attempting bad copy_from_user of distant stack
 5233 00:24:32.923195  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5234 00:24:32.985786  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5235 00:24:33.010252  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5236 00:24:33.471925  <6>[  312.569363] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5237 00:24:33.472400  <6>[  312.575818] lkdtm: good_stack: ffff8000172d3cd8-ffff8000172d3cf8
 5238 00:24:33.475277  <6>[  312.582171] lkdtm: bad_stack : ffff8000172d3ff8-ffff8000172d4018
 5239 00:24:33.484792  <6>[  312.588553] lkdtm: attempting good copy_to_user of local stack
 5240 00:24:33.488097  <6>[  312.594849] lkdtm: attempting bad copy_to_user of distant stack
 5241 00:24:33.496737  <1>[  312.601152] Unable to handle kernel paging request at virtual address ffff8000172d4000
 5242 00:24:33.499996  <1>[  312.610059] Mem abort info:
 5243 00:24:33.505634  <1>[  312.613411]   ESR = 0x96000007
 5244 00:24:33.508967  <1>[  312.616787]   EC = 0x25: DABT (current EL), IL = 32 bits
 5245 00:24:33.529299  <1>[  312.622436]   SET = 0, FnV = 0
 5246 00:24:33.529775  <1>[  312.625765]   EA = 0, S1PTW = 0
 5247 00:24:33.530182  <1>[  312.629175] Data abort info:
 5248 00:24:33.530577  <1>[  312.632323]   ISV = 0, ISS = 0x00000007
 5249 00:24:33.532276  <1>[  312.636429]   CM = 0, WnR = 0
 5250 00:24:33.548940  <1>[  312.639667] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 5251 00:24:33.549415  <1>[  312.646640] [ffff8000172d4000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060233a003, pte=0000000000000000
 5252 00:24:33.552386  <0>[  312.659456] Internal error: Oops: 96000007 [#16] PREEMPT SMP
 5253 00:24:33.615779  <4>[  312.665375] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 5254 00:24:33.617551  <4>[  312.718853] CPU: 1 PID: 3110 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5255 00:24:33.639351  <4>[  312.726851] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5256 00:24:33.639824  <4>[  312.733463] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5257 00:24:33.640235  <4>[  312.739736] pc : __arch_copy_to_user+0xa0/0x310
 5258 00:24:33.640630  <4>[  312.744527] lr : _copy_to_user+0x6c/0x94
 5259 00:24:33.641016  <4>[  312.748704] sp : ffff8000172d3c70
 5260 00:24:33.661030  <4>[  312.752274] x29: ffff8000172d3c70 x28: ffff0005c7a80000 
 5261 00:24:33.661500  <4>[  312.757846] x27: 0000000000000000 x26: 0000000000000000 
 5262 00:24:33.661908  <4>[  312.763418] x25: ffff8000114c3210 x24: ffff8000172d3e20 
 5263 00:24:33.662299  <4>[  312.768990] x23: 0000000000000016 x22: ffff0005c5c00000 
 5264 00:24:33.683632  <4>[  312.774562] x21: ffff8000172d3ff8 x20: 0000ffff9ccbd000 
 5265 00:24:33.684103  <4>[  312.780133] x19: 0000000000000020 x18: 0000000000000000 
 5266 00:24:33.685788  <4>[  312.785704] x17: 0000000000000000 x16: 0000000000000000 
 5267 00:24:33.686215  <4>[  312.791275] x15: ffff8000172d3ff8 x14: ffffffffffffffff 
 5268 00:24:33.705125  <4>[  312.796846] x13: ffff8000972d398a x12: ffff8000172d3992 
 5269 00:24:33.705596  <4>[  312.802417] x11: ffff80001255fda8 x10: 0000000000001440 
 5270 00:24:33.707301  <4>[  312.807988] x9 : ffff8000100dea8c x8 : 0000000000000000 
 5271 00:24:33.707730  <4>[  312.813559] x7 : 00000000000001a2 x6 : 0000ffff9ccbd008 
 5272 00:24:33.727792  <4>[  312.819131] x5 : 0000ffff9ccbd020 x4 : 0000000000000008 
 5273 00:24:33.728267  <4>[  312.824702] x3 : 0000000000000010 x2 : 0000000000000018 
 5274 00:24:33.728674  <4>[  312.830273] x1 : ffff8000172d4000 x0 : 0000ffff9ccbd000 
 5275 00:24:33.730349  <4>[  312.835845] Call trace:
 5276 00:24:33.730801  <4>[  312.838551]  __arch_copy_to_user+0xa0/0x310
 5277 00:24:33.750349  <4>[  312.842996]  do_usercopy_stack+0x28c/0x294
 5278 00:24:33.750848  <4>[  312.847349]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5279 00:24:33.751250  <4>[  312.852397]  lkdtm_do_action+0x24/0x40
 5280 00:24:33.751635  <4>[  312.856403]  direct_entry+0xd0/0x140
 5281 00:24:33.753297  <4>[  312.860236]  full_proxy_write+0x68/0xbc
 5282 00:24:33.771919  <4>[  312.864333]  vfs_write+0xec/0x20c
 5283 00:24:33.772379  <4>[  312.867903]  ksys_write+0x70/0x100
 5284 00:24:33.772777  <4>[  312.871561]  __arm64_sys_write+0x24/0x30
 5285 00:24:33.773160  <4>[  312.875744]  el0_svc_common.constprop.0+0x84/0x1e0
 5286 00:24:33.774847  <4>[  312.880792]  do_el0_svc+0x2c/0xa4
 5287 00:24:33.775266  <4>[  312.884365]  el0_svc+0x20/0x30
 5288 00:24:33.790306  <4>[  312.887676]  el0_sync_handler+0xb0/0xb4
 5289 00:24:33.790795  <4>[  312.891769]  el0_sync+0x180/0x1c0
 5290 00:24:33.791239  <0>[  312.895343] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5291 00:24:33.797936  <4>[  312.901696] ---[ end trace 61669203b1dfed61 ]---
 5292 00:24:33.798399  # Segmentation fault
 5293 00:24:34.287088  # [  312.569363] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5294 00:24:34.287565  # [  312.575818] lkdtm: good_stack: ffff8000172d3cd8-ffff8000172d3cf8
 5295 00:24:34.287974  # [  312.582171] lkdtm: bad_stack : ffff8000172d3ff8-ffff8000172d4018
 5296 00:24:34.309741  # [  312.588553] lkdtm: attempting good copy_to_user of local stack
 5297 00:24:34.310212  # [  312.594849] lkdtm: attempting bad copy_to_user of distant stack
 5298 00:24:34.310621  # [  312.601152] Unable to handle kernel paging request at virtual address ffff8000172d4000
 5299 00:24:34.311061  # [  312.610059] Mem abort info:
 5300 00:24:34.332196  # [  312.613411]   ESR = 0x96000007
 5301 00:24:34.332668  # [  312.616787]   EC = 0x25: DABT (current EL), IL = 32 bits
 5302 00:24:34.333077  # [  312.622436]   SET = 0, FnV = 0
 5303 00:24:34.334782  # [  312.625765]   EA = 0, S1PTW = 0
 5304 00:24:34.335208  # [  312.629175] Data abort info:
 5305 00:24:34.335605  # [  312.632323]   ISV = 0, ISS = 0x00000007
 5306 00:24:34.353806  # [  312.636429]   CM = 0, WnR = 0
 5307 00:24:34.354290  # [  312.639667] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000049d90000
 5308 00:24:34.355993  # [  312.646640] [ffff8000172d4000] pgd=000000067ffff003, p4d=000000067ffff003, pud=000000067fffe003, pmd=000000060233a003, pte=0000000000000000
 5309 00:24:34.376295  # [  312.659456] Internal error: Oops: 96000007 [#16] PREEMPT SMP
 5310 00:24:34.422958  # [  312.665375] Modules linked in: fuse ip_tables x_tables wl18xx wlcore mac80211 libarc4 cfg80211 rcar_du_drm rcar_lvds rcar_cmm snd_soc_hdmi_codec dw_hdmi_cec dw_hdmi_i2s_audio rcar_fdp1 v4l2_mem2mem vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_memops rcar_dw_hdmi dw_hdmi videobuf2_v4l2 cec videobuf2_common hci_uart snd_soc_audio_graph_card crct10dif_ce snd_soc_simple_card_utils btqca btbcm drm_kms_helper wlcore_sdio videodev mc rcar_fcp renesas_usb3 bluetooth snd_soc_rcar ecdh_generic ecc rfkill pwm_rcar renesas_usbhs rcar_can usb_dmac phy_rcar_gen3_usb3 can_dev display_connector drm realtek
 5311 00:24:34.423452  # [  312.718853] CPU: 1 PID: 3110 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5312 00:24:34.443212  # [  312.726851] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5313 00:24:34.443684  # [  312.733463] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5314 00:24:34.445379  # [  312.739736] pc : __arch_copy_to_user+0xa0/0x310
 5315 00:24:34.445805  # [  312.744527] lr : _copy_to_user+0x6c/0x94
 5316 00:24:34.464746  # [  312.748704] sp : ffff8000172d3c70
 5317 00:24:34.465217  # [  312.752274] x29: ffff8000172d3c70 x28: ffff0005c7a80000 
 5318 00:24:34.465623  # [  312.757846] x27: 0000000000000000 x26: 0000000000000000 
 5319 00:24:34.466011  # [  312.763418] x25: ffff8000114c3210 x24: ffff8000172d3e20 
 5320 00:24:34.487229  # [  312.768990] x23: 0000000000000016 x22: ffff0005c5c00000 
 5321 00:24:34.487701  # [  312.774562] x21: ffff8000172d3ff8 x20: 0000ffff9ccbd000 
 5322 00:24:34.488111  # [  312.780133] x19: 0000000000000020 x18: 0000000000000000 
 5323 00:24:34.489793  # [  312.785704] x17: 0000000000000000 x16: 0000000000000000 
 5324 00:24:34.490216  # [  312.791275] x15: ffff8000172d3ff8 x14: ffffffffffffffff 
 5325 00:24:34.508918  # [  312.796846] x13: ffff8000972d398a x12: ffff8000172d3992 
 5326 00:24:34.509388  # [  312.802417] x11: ffff80001255fda8 x10: 0000000000001440 
 5327 00:24:34.509796  # [  312.807988] x9 : ffff8000100dea8c x8 : 0000000000000000 
 5328 00:24:34.510185  # [  312.813559] x7 : 00000000000001a2 x6 : 0000ffff9ccbd008 
 5329 00:24:34.532399  # [  312.819131] x5 : 0000ffff9ccbd020 x4 : 0000000000000008 
 5330 00:24:34.532872  # [  312.824702] x3 : 0000000000000010 x2 : 0000000000000018 
 5331 00:24:34.534571  # [  312.830273] x1 : ffff8000172d4000 x0 : 0000ffff9ccbd000 
 5332 00:24:34.535034  # [  312.835845] Call trace:
 5333 00:24:34.554028  # [  312.838551]  __arch_copy_to_user+0xa0/0x310
 5334 00:24:34.554497  # [  312.842996]  do_usercopy_stack+0x28c/0x294
 5335 00:24:34.554935  # [  312.847349]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5336 00:24:34.555326  # [  312.852397]  lkdtm_do_action+0x24/0x40
 5337 00:24:34.557004  # [  312.856403]  direct_entry+0xd0/0x140
 5338 00:24:34.557424  # [  312.860236]  full_proxy_write+0x68/0xbc
 5339 00:24:34.576618  # [  312.864333]  vfs_write+0xec/0x20c
 5340 00:24:34.577087  # [  312.867903]  ksys_write+0x70/0x100
 5341 00:24:34.577489  # [  312.871561]  __arm64_sys_write+0x24/0x30
 5342 00:24:34.579203  # [  312.875744]  el0_svc_common.constprop.0+0x84/0x1e0
 5343 00:24:34.579629  # [  312.880792]  do_el0_svc+0x2c/0xa4
 5344 00:24:34.580029  # [  312.884365]  el0_svc+0x20/0x30
 5345 00:24:34.598224  # [  312.887676]  el0_sync_handler+0xb0/0xb4
 5346 00:24:34.598692  # [  312.891769]  el0_sync+0x180/0x1c0
 5347 00:24:34.599123  # [  312.895343] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5348 00:24:34.599515  # [  312.901696] ---[ end trace 61669203b1dfed61 ]---
 5349 00:24:34.605900  # USERCOPY_STACK_BEYOND: saw 'call trace:': ok
 5350 00:24:34.606370  ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5351 00:24:34.609114  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5352 00:24:35.890760  <6>[  314.993032] lkdtm: Performing direct entry USERCOPY_KERNEL
 5353 00:24:35.893936  <6>[  314.998873] lkdtm: attempting good copy_to_user from kernel rodata: ffff8000114c3720
 5354 00:24:35.903512  <6>[  315.008412] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102ce260
 5355 00:24:35.908101  <3>[  315.016342] lkdtm: FAIL: survived bad copy_to_user()
 5356 00:24:36.037192  # [  314.993032] lkdtm: Performing direct entry USERCOPY_KERNEL
 5357 00:24:36.037596  # [  314.998873] lkdtm: attempting good copy_to_user from kernel rodata: ffff8000114c3720
 5358 00:24:36.037948  # [  315.008412] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102ce260
 5359 00:24:36.043706  # [  315.016342] lkdtm: FAIL: survived bad copy_to_user()
 5360 00:24:36.060673  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5361 00:24:36.134834  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5362 00:24:36.158111  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5363 00:24:36.717952  <6>[  315.820280] lkdtm: Performing direct entry STACKLEAK_ERASING
 5364 00:24:36.721083  <6>[  315.826302] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5365 00:24:36.727815  <3>[  315.833696] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5366 00:24:36.747105  <3>[  315.841013] lkdtm: FAIL: the thread stack is NOT properly erased
 5367 00:24:36.748479  <4>[  315.847352] CPU: 3 PID: 3192 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5368 00:24:36.748821  <4>[  315.855357] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5369 00:24:36.769848  <4>[  315.861973] Call trace:
 5370 00:24:36.770217  <4>[  315.864694]  dump_backtrace+0x0/0x200
 5371 00:24:36.770535  <4>[  315.868619]  show_stack+0x20/0x30
 5372 00:24:36.770904  <4>[  315.872200]  dump_stack+0x110/0x160
 5373 00:24:36.771254  <4>[  315.875953]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5374 00:24:36.771599  <4>[  315.880836]  lkdtm_do_action+0x24/0x40
 5375 00:24:36.792359  <4>[  315.884847]  direct_entry+0xd0/0x140
 5376 00:24:36.792785  <4>[  315.888687]  full_proxy_write+0x68/0xbc
 5377 00:24:36.793152  <4>[  315.892787]  vfs_write+0xec/0x20c
 5378 00:24:36.793507  <4>[  315.896363]  ksys_write+0x70/0x100
 5379 00:24:36.795498  <4>[  315.900027]  __arm64_sys_write+0x24/0x30
 5380 00:24:36.807639  <4>[  315.904215]  el0_svc_common.constprop.0+0x84/0x1e0
 5381 00:24:36.808101  <4>[  315.909267]  do_el0_svc+0x2c/0xa4
 5382 00:24:36.808498  <4>[  315.912846]  el0_svc+0x20/0x30
 5383 00:24:36.810814  <4>[  315.916162]  el0_sync_handler+0xb0/0xb4
 5384 00:24:36.811241  <4>[  315.920261]  el0_sync+0x180/0x1c0
 5385 00:24:36.942130  # [  315.820280] lkdtm: Performing direct entry STACKLEAK_ERASING
 5386 00:24:36.942601  # [  315.826302] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5387 00:24:36.943044  # [  315.833696] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5388 00:24:36.964627  # [  315.841013] lkdtm: FAIL: the thread stack is NOT properly erased
 5389 00:24:36.965098  # [  315.847352] CPU: 3 PID: 3192 Comm: cat Tainted: G      D W         5.10.180-cip33 #1
 5390 00:24:36.966832  # [  315.855357] Hardware name: HopeRun HiHope RZ/G2M with sub board (DT)
 5391 00:24:36.967260  # [  315.861973] Call trace:
 5392 00:24:36.986281  # [  315.864694]  dump_backtrace+0x0/0x200
 5393 00:24:36.986772  # [  315.868619]  show_stack+0x20/0x30
 5394 00:24:36.987181  # [  315.872200]  dump_stack+0x110/0x160
 5395 00:24:36.987573  # [  315.875953]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5396 00:24:36.987954  # [  315.880836]  lkdtm_do_action+0x24/0x40
 5397 00:24:36.988330  # [  315.884847]  direct_entry+0xd0/0x140
 5398 00:24:37.008849  # [  315.888687]  full_proxy_write+0x68/0xbc
 5399 00:24:37.009319  # [  315.892787]  vfs_write+0xec/0x20c
 5400 00:24:37.009725  # [  315.896363]  ksys_write+0x70/0x100
 5401 00:24:37.010115  # [  315.900027]  __arm64_sys_write+0x24/0x30
 5402 00:24:37.010498  # [  315.904215]  el0_svc_common.constprop.0+0x84/0x1e0
 5403 00:24:37.028258  # [  315.909267]  do_el0_svc+0x2c/0xa4
 5404 00:24:37.028728  # [  315.912846]  el0_svc+0x20/0x30
 5405 00:24:37.029132  # [  315.916162]  el0_sync_handler+0xb0/0xb4
 5406 00:24:37.029521  # [  315.920261]  el0_sync+0x180/0x1c0
 5407 00:24:37.031505  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5408 00:24:37.059010  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5409 00:24:37.084481  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5410 00:24:37.644198  <6>[  316.745920] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5411 00:24:37.644672  <6>[  316.752010] lkdtm: Calling matched prototype ...
 5412 00:24:37.649584  <6>[  316.756981] lkdtm: Calling mismatched prototype ...
 5413 00:24:37.656056  <6>[  316.762248] lkdtm: Fail: survived mismatched prototype function call!
 5414 00:24:37.791836  # [  316.745920] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5415 00:24:37.792239  # [  316.752010] lkdtm: Calling matched prototype ...
 5416 00:24:37.792581  # [  316.756981] lkdtm: Calling mismatched prototype ...
 5417 00:24:37.792909  # [  316.762248] lkdtm: Fail: survived mismatched prototype function call!
 5418 00:24:37.811949  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5419 00:24:37.881750  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5420 00:24:38.678259  lkdtm_PANIC_sh skip
 5421 00:24:38.678754  lkdtm_BUG_sh pass
 5422 00:24:38.679162  lkdtm_WARNING_sh pass
 5423 00:24:38.679549  lkdtm_WARNING_MESSAGE_sh pass
 5424 00:24:38.679933  lkdtm_EXCEPTION_sh pass
 5425 00:24:38.680312  lkdtm_LOOP_sh skip
 5426 00:24:38.680685  lkdtm_EXHAUST_STACK_sh skip
 5427 00:24:38.682377  lkdtm_CORRUPT_STACK_sh skip
 5428 00:24:38.682824  lkdtm_CORRUPT_STACK_STRONG_sh skip
 5429 00:24:38.699809  lkdtm_CORRUPT_LIST_ADD_sh fail
 5430 00:24:38.700279  lkdtm_CORRUPT_LIST_DEL_sh fail
 5431 00:24:38.700685  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass
 5432 00:24:38.701074  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass
 5433 00:24:38.701455  lkdtm_UNSET_SMEP_sh skip
 5434 00:24:38.701832  lkdtm_DOUBLE_FAULT_sh skip
 5435 00:24:38.703330  lkdtm_CORRUPT_PAC_sh fail
 5436 00:24:38.703668  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip
 5437 00:24:38.722434  lkdtm_OVERWRITE_ALLOCATION_sh skip
 5438 00:24:38.722827  lkdtm_WRITE_AFTER_FREE_sh skip
 5439 00:24:38.723152  lkdtm_READ_AFTER_FREE_sh fail
 5440 00:24:38.723461  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip
 5441 00:24:38.723765  lkdtm_READ_BUDDY_AFTER_FREE_sh fail
 5442 00:24:38.724064  lkdtm_SLAB_FREE_DOUBLE_sh fail
 5443 00:24:38.724361  lkdtm_SLAB_FREE_CROSS_sh fail
 5444 00:24:38.724656  lkdtm_SLAB_FREE_PAGE_sh fail
 5445 00:24:38.745028  lkdtm_SOFTLOCKUP_sh skip
 5446 00:24:38.745461  lkdtm_HARDLOCKUP_sh skip
 5447 00:24:38.745835  lkdtm_SPINLOCKUP_sh skip
 5448 00:24:38.746194  lkdtm_HUNG_TASK_sh skip
 5449 00:24:38.746546  lkdtm_EXEC_DATA_sh pass
 5450 00:24:38.748284  lkdtm_EXEC_STACK_sh pass
 5451 00:24:38.748702  lkdtm_EXEC_KMALLOC_sh pass
 5452 00:24:38.749098  lkdtm_EXEC_VMALLOC_sh pass
 5453 00:24:38.749484  lkdtm_EXEC_RODATA_sh pass
 5454 00:24:38.767725  lkdtm_EXEC_USERSPACE_sh pass
 5455 00:24:38.768194  lkdtm_EXEC_NULL_sh pass
 5456 00:24:38.768601  lkdtm_ACCESS_USERSPACE_sh fail
 5457 00:24:38.768990  lkdtm_ACCESS_NULL_sh pass
 5458 00:24:38.769372  lkdtm_WRITE_RO_sh pass
 5459 00:24:38.769750  lkdtm_WRITE_RO_AFTER_INIT_sh pass
 5460 00:24:38.770124  lkdtm_WRITE_KERN_sh pass
 5461 00:24:38.770494  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass
 5462 00:24:38.770904  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass
 5463 00:24:38.789239  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass
 5464 00:24:38.789673  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass
 5465 00:24:38.790047  lkdtm_REFCOUNT_DEC_ZERO_sh pass
 5466 00:24:38.791741  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass
 5467 00:24:38.792165  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass
 5468 00:24:38.792564  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass
 5469 00:24:38.810883  lkdtm_REFCOUNT_INC_ZERO_sh pass
 5470 00:24:38.811342  lkdtm_REFCOUNT_ADD_ZERO_sh pass
 5471 00:24:38.811738  lkdtm_REFCOUNT_INC_SATURATED_sh pass
 5472 00:24:38.812117  lkdtm_REFCOUNT_DEC_SATURATED_sh pass
 5473 00:24:38.812490  lkdtm_REFCOUNT_ADD_SATURATED_sh pass
 5474 00:24:38.812859  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass
 5475 00:24:38.833224  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass
 5476 00:24:38.833683  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass
 5477 00:24:38.835418  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass
 5478 00:24:38.835835  lkdtm_REFCOUNT_TIMING_sh skip
 5479 00:24:38.836226  lkdtm_ATOMIC_TIMING_sh skip
 5480 00:24:38.836604  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail
 5481 00:24:38.836975  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail
 5482 00:24:38.855948  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail
 5483 00:24:38.856406  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail
 5484 00:24:38.856802  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail
 5485 00:24:38.858504  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail
 5486 00:24:38.858948  lkdtm_USERCOPY_STACK_BEYOND_sh pass
 5487 00:24:38.859338  lkdtm_USERCOPY_KERNEL_sh fail
 5488 00:24:38.859716  lkdtm_STACKLEAK_ERASING_sh fail
 5489 00:24:38.862576  lkdtm_CFI_FORWARD_PROTO_sh fail
 5490 00:24:38.865697  + ../../utils/send-to-lava.sh ./output/result.txt
 5491 00:24:38.999065  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>
 5492 00:24:39.000902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5494 00:24:39.176443  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>
 5495 00:24:39.177335  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5497 00:24:39.360545  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5499 00:24:39.363588  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>
 5500 00:24:39.548369  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>
 5501 00:24:39.549088  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5503 00:24:39.719692  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>
 5504 00:24:39.720410  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 5506 00:24:39.902476  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>
 5507 00:24:39.903253  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5509 00:24:40.077963  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>
 5510 00:24:40.078677  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5512 00:24:40.269207  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>
 5513 00:24:40.269929  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5515 00:24:40.436185  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>
 5516 00:24:40.436906  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5518 00:24:40.610567  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>
 5519 00:24:40.611314  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5521 00:24:40.804060  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>
 5522 00:24:40.804781  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5524 00:24:40.970917  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>
 5525 00:24:40.971638  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 5527 00:24:41.138042  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>
 5528 00:24:41.138772  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 5530 00:24:41.353642  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>
 5531 00:24:41.354364  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5533 00:24:41.552277  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>
 5534 00:24:41.553000  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5536 00:24:41.743635  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=fail>
 5537 00:24:41.744353  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=fail
 5539 00:24:41.925383  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>
 5540 00:24:41.926107  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5542 00:24:42.111510  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>
 5543 00:24:42.112233  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5545 00:24:42.302717  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>
 5546 00:24:42.303452  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5548 00:24:42.471002  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>
 5549 00:24:42.471723  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5551 00:24:42.654803  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>
 5552 00:24:42.655528  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5554 00:24:42.850543  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>
 5555 00:24:42.851295  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5557 00:24:43.029060  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>
 5558 00:24:43.029780  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5560 00:24:43.199149  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>
 5561 00:24:43.199870  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5563 00:24:43.383248  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>
 5564 00:24:43.383963  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5566 00:24:43.554526  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>
 5567 00:24:43.555274  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5569 00:24:43.761018  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>
 5570 00:24:43.761737  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5572 00:24:43.945668  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>
 5573 00:24:43.946385  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5575 00:24:44.204341  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>
 5576 00:24:44.205060  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5578 00:24:44.379837  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>
 5579 00:24:44.380548  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 5581 00:24:44.555190  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>
 5582 00:24:44.555911  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 5584 00:24:44.730723  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>
 5585 00:24:44.731465  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 5587 00:24:44.913474  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>
 5588 00:24:44.914194  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 5590 00:24:45.130352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>
 5591 00:24:45.131096  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 5593 00:24:45.314248  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>
 5594 00:24:45.314987  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 5596 00:24:45.488536  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>
 5597 00:24:45.489250  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 5599 00:24:45.671223  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>
 5600 00:24:45.671943  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5602 00:24:45.839319  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>
 5603 00:24:45.840039  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 5605 00:24:46.022463  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>
 5606 00:24:46.023208  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 5608 00:24:46.206330  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>
 5609 00:24:46.207073  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 5611 00:24:46.404970  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>
 5612 00:24:46.405691  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 5614 00:24:46.621512  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>
 5615 00:24:46.622226  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 5617 00:24:46.798972  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>
 5618 00:24:46.799692  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 5620 00:24:46.991236  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>
 5621 00:24:46.991954  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 5623 00:24:47.165584  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>
 5624 00:24:47.166303  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 5626 00:24:47.347446  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>
 5627 00:24:47.348167  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 5629 00:24:47.539778  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>
 5630 00:24:47.540498  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5632 00:24:47.724688  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>
 5633 00:24:47.725401  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5635 00:24:47.908205  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>
 5636 00:24:47.908926  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5638 00:24:48.090128  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>
 5639 00:24:48.090832  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 5641 00:24:48.265762  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>
 5642 00:24:48.266480  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 5644 00:24:48.449710  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>
 5645 00:24:48.450431  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5647 00:24:48.640857  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>
 5648 00:24:48.641580  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5650 00:24:48.833185  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>
 5651 00:24:48.833895  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5653 00:24:49.007589  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>
 5654 00:24:49.008311  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 5656 00:24:49.236789  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>
 5657 00:24:49.237507  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 5659 00:24:49.409026  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>
 5660 00:24:49.409749  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5662 00:24:49.584541  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>
 5663 00:24:49.585264  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5665 00:24:49.766443  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>
 5666 00:24:49.767190  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5668 00:24:49.956559  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>
 5669 00:24:49.957270  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5671 00:24:50.145918  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>
 5672 00:24:50.146638  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5674 00:24:50.314930  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>
 5675 00:24:50.315649  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5677 00:24:50.492553  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>
 5678 00:24:50.493272  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5680 00:24:50.659556  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>
 5681 00:24:50.660276  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5683 00:24:50.841425  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>
 5684 00:24:50.842151  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5686 00:24:51.016837  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>
 5687 00:24:51.017548  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5689 00:24:51.192214  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=pass>
 5690 00:24:51.192934  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=pass
 5692 00:24:51.373971  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>
 5693 00:24:51.374691  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5695 00:24:51.567547  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>
 5696 00:24:51.568266  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5698 00:24:51.746220  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>
 5699 00:24:51.746938  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5701 00:24:51.749310  + set +x
 5702 00:24:51.752621  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 945957_1.6.2.4.5>
 5703 00:24:51.753344  Received signal: <ENDRUN> 1_kselftest-lkdtm 945957_1.6.2.4.5
 5704 00:24:51.753781  Ending use of test pattern.
 5705 00:24:51.754179  Ending test lava.1_kselftest-lkdtm (945957_1.6.2.4.5), duration 218.43
 5707 00:24:51.803728  <LAVA_TEST_RUNNER EXIT>
 5708 00:24:51.804436  ok: lava_test_shell seems to have completed
 5709 00:24:51.807808  lkdtm_ACCESS_NULL_sh: pass
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: fail
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
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: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
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: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
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: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
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: pass
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: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass

 5710 00:24:51.808469  end: 3.1 lava-test-shell (duration 00:03:47) [common]
 5711 00:24:51.808986  end: 3 lava-test-retry (duration 00:03:47) [common]
 5712 00:24:51.809519  start: 4 finalize (timeout 00:01:17) [common]
 5713 00:24:51.810061  start: 4.1 power-off (timeout 00:00:30) [common]
 5714 00:24:51.810707  Calling: 'nice' 'drpm' 'lf-hihope-rzg2m-02' 'off'
 5715 00:24:52.505598  >> Warning: Unable to locate configuration directory, default config not loaded.

 5716 00:24:52.507232  >> Warning: Unable to locate configuration directory, default config not loaded.

 5717 00:24:52.765930  >> OFF

 5718 00:24:52.766719  Returned 0 in 0 seconds
 5719 00:24:52.868116  end: 4.1 power-off (duration 00:00:01) [common]
 5721 00:24:52.869584  start: 4.2 read-feedback (timeout 00:01:16) [common]
 5722 00:24:53.871346  Listened to connection for namespace 'common' for 1s
 5723 00:24:53.871846  Finalising connection for namespace 'common'
 5724 00:24:53.872352  / # 
 5725 00:24:53.973721  end: 4.2 read-feedback (duration 00:00:01) [common]
 5726 00:24:53.974337  end: 4 finalize (duration 00:00:02) [common]
 5727 00:24:53.974849  Cleaning after the job
 5728 00:24:53.975349  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/ramdisk
 5729 00:24:53.981562  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/kernel
 5730 00:24:53.990885  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/dtb
 5731 00:24:53.991221  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/nfsrootfs
 5732 00:24:54.080627  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/945957/tftp-deploy-cr__th1r/modules
 5733 00:24:54.088954  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/945957
 5734 00:24:55.126314  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/945957
 5735 00:24:55.126596  Job finished correctly