Boot log: juno-uboot

    1 14:54:12.395174  lava-dispatcher, installed at version: 2022.10
    2 14:54:12.395509  start: 0 validate
    3 14:54:12.395739  Start time: 2022-12-22 14:54:12.395727+00:00 (UTC)
    4 14:54:12.396013  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221216.0/arm64/initrd.cpio.gz exists
    5 14:54:12.748274  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/kernel/Image exists
    6 14:54:13.076994  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/dtbs/arm/juno.dtb exists
    7 14:54:13.404518  Validating that http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221216.0/arm64/full.rootfs.tar.xz exists
    8 14:54:13.732820  Validating that http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/modules.tar.xz exists
    9 14:54:14.069942  validate duration: 1.67
   11 14:54:14.071385  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 14:54:14.072009  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 14:54:14.072611  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 14:54:14.073368  Not decompressing ramdisk as can be used compressed.
   15 14:54:14.073929  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221216.0/arm64/initrd.cpio.gz
   16 14:54:14.074350  saving as /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/ramdisk/initrd.cpio.gz
   17 14:54:14.074816  total size: 4662405 (4MB)
   18 14:54:14.560451  progress   0% (0MB)
   19 14:54:15.043310  progress   5% (0MB)
   20 14:54:15.203362  progress  10% (0MB)
   21 14:54:15.225670  progress  15% (0MB)
   22 14:54:15.364470  progress  20% (0MB)
   23 14:54:15.379576  progress  25% (1MB)
   24 14:54:15.388566  progress  30% (1MB)
   25 14:54:15.397942  progress  35% (1MB)
   26 14:54:15.525224  progress  40% (1MB)
   27 14:54:15.542481  progress  45% (2MB)
   28 14:54:15.551629  progress  50% (2MB)
   29 14:54:15.560812  progress  55% (2MB)
   30 14:54:15.569837  progress  60% (2MB)
   31 14:54:15.578828  progress  65% (2MB)
   32 14:54:15.588774  progress  70% (3MB)
   33 14:54:15.597835  progress  75% (3MB)
   34 14:54:15.685644  progress  80% (3MB)
   35 14:54:15.696186  progress  85% (3MB)
   36 14:54:15.711805  progress  90% (4MB)
   37 14:54:15.720569  progress  95% (4MB)
   38 14:54:15.729504  progress 100% (4MB)
   39 14:54:15.730680  4MB downloaded in 1.66s (2.69MB/s)
   40 14:54:15.731528  end: 1.1.1 http-download (duration 00:00:02) [common]
   42 14:54:15.733031  end: 1.1 download-retry (duration 00:00:02) [common]
   43 14:54:15.733602  start: 1.2 download-retry (timeout 00:09:58) [common]
   44 14:54:15.734112  start: 1.2.1 http-download (timeout 00:09:58) [common]
   45 14:54:15.734799  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/kernel/Image
   46 14:54:15.735208  saving as /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/kernel/Image
   47 14:54:15.735571  total size: 43708928 (41MB)
   48 14:54:15.735923  No compression specified
   49 14:54:16.224783  progress   0% (0MB)
   50 14:54:17.221193  progress   5% (2MB)
   51 14:54:17.391044  progress  10% (4MB)
   52 14:54:17.641141  progress  15% (6MB)
   53 14:54:17.691575  progress  20% (8MB)
   54 14:54:18.036798  progress  25% (10MB)
   55 14:54:18.275780  progress  30% (12MB)
   56 14:54:18.515999  progress  35% (14MB)
   57 14:54:18.686625  progress  40% (16MB)
   58 14:54:19.104800  progress  45% (18MB)
   59 14:54:19.257302  progress  50% (20MB)
   60 14:54:19.451301  progress  55% (22MB)
   61 14:54:19.745342  progress  60% (25MB)
   62 14:54:19.939113  progress  65% (27MB)
   63 14:54:20.129271  progress  70% (29MB)
   64 14:54:20.414985  progress  75% (31MB)
   65 14:54:20.614639  progress  80% (33MB)
   66 14:54:20.863012  progress  85% (35MB)
   67 14:54:21.078889  progress  90% (37MB)
   68 14:54:21.274196  progress  95% (39MB)
   69 14:54:21.519670  progress 100% (41MB)
   70 14:54:21.521370  41MB downloaded in 5.79s (7.20MB/s)
   71 14:54:21.522149  end: 1.2.1 http-download (duration 00:00:06) [common]
   73 14:54:21.523454  end: 1.2 download-retry (duration 00:00:06) [common]
   74 14:54:21.523938  start: 1.3 download-retry (timeout 00:09:53) [common]
   75 14:54:21.524410  start: 1.3.1 http-download (timeout 00:09:53) [common]
   76 14:54:21.525123  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/dtbs/arm/juno.dtb
   77 14:54:21.525532  saving as /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/dtb/juno.dtb
   78 14:54:21.525884  total size: 23985 (0MB)
   79 14:54:21.526225  No compression specified
   80 14:54:22.017230  progress 100% (0MB)
   81 14:54:22.018817  0MB downloaded in 0.49s (0.05MB/s)
   82 14:54:22.019637  end: 1.3.1 http-download (duration 00:00:00) [common]
   84 14:54:22.021098  end: 1.3 download-retry (duration 00:00:00) [common]
   85 14:54:22.021600  start: 1.4 download-retry (timeout 00:09:52) [common]
   86 14:54:22.022083  start: 1.4.1 http-download (timeout 00:09:52) [common]
   87 14:54:22.022744  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20221216.0/arm64/full.rootfs.tar.xz
   88 14:54:22.023142  saving as /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/nfsrootfs/full.rootfs.tar
   89 14:54:22.023493  total size: 200816716 (191MB)
   90 14:54:22.023839  Using unxz to decompress xz
   91 14:54:22.526780  progress   0% (0MB)
   92 14:54:24.409978  progress   5% (9MB)
   93 14:54:25.656021  progress  10% (19MB)
   94 14:54:26.893026  progress  15% (28MB)
   95 14:54:28.047253  progress  20% (38MB)
   96 14:54:29.205510  progress  25% (47MB)
   97 14:54:30.345774  progress  30% (57MB)
   98 14:54:31.462363  progress  35% (67MB)
   99 14:54:32.593399  progress  40% (76MB)
  100 14:54:33.879462  progress  45% (86MB)
  101 14:54:35.265394  progress  50% (95MB)
  102 14:54:36.509619  progress  55% (105MB)
  103 14:54:37.702891  progress  60% (114MB)
  104 14:54:38.843768  progress  65% (124MB)
  105 14:54:39.981106  progress  70% (134MB)
  106 14:54:41.088194  progress  75% (143MB)
  107 14:54:42.191902  progress  80% (153MB)
  108 14:54:43.327322  progress  85% (162MB)
  109 14:54:44.428741  progress  90% (172MB)
  110 14:54:45.539836  progress  95% (181MB)
  111 14:54:46.632703  progress 100% (191MB)
  112 14:54:46.641613  191MB downloaded in 24.62s (7.78MB/s)
  113 14:54:46.642062  end: 1.4.1 http-download (duration 00:00:25) [common]
  115 14:54:46.642555  end: 1.4 download-retry (duration 00:00:25) [common]
  116 14:54:46.642739  start: 1.5 download-retry (timeout 00:09:27) [common]
  117 14:54:46.642912  start: 1.5.1 http-download (timeout 00:09:27) [common]
  118 14:54:46.643187  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/modules.tar.xz
  119 14:54:46.643327  saving as /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/modules/modules.tar
  120 14:54:46.643464  total size: 8694624 (8MB)
  121 14:54:46.643600  Using unxz to decompress xz
  122 14:54:47.130684  progress   0% (0MB)
  123 14:54:47.769980  progress   5% (0MB)
  124 14:54:47.830442  progress  10% (0MB)
  125 14:54:47.964714  progress  15% (1MB)
  126 14:54:48.013380  progress  20% (1MB)
  127 14:54:48.121623  progress  25% (2MB)
  128 14:54:48.169291  progress  30% (2MB)
  129 14:54:48.211331  progress  35% (2MB)
  130 14:54:48.256419  progress  40% (3MB)
  131 14:54:48.299846  progress  45% (3MB)
  132 14:54:48.343581  progress  50% (4MB)
  133 14:54:48.386631  progress  55% (4MB)
  134 14:54:48.435801  progress  60% (5MB)
  135 14:54:48.480215  progress  65% (5MB)
  136 14:54:48.528725  progress  70% (5MB)
  137 14:54:48.577233  progress  75% (6MB)
  138 14:54:48.622035  progress  80% (6MB)
  139 14:54:48.665381  progress  85% (7MB)
  140 14:54:48.708590  progress  90% (7MB)
  141 14:54:48.753448  progress  95% (7MB)
  142 14:54:48.797361  progress 100% (8MB)
  143 14:54:48.805755  8MB downloaded in 2.16s (3.83MB/s)
  144 14:54:48.806232  end: 1.5.1 http-download (duration 00:00:02) [common]
  146 14:54:48.806873  end: 1.5 download-retry (duration 00:00:02) [common]
  147 14:54:48.807122  start: 1.6 prepare-tftp-overlay (timeout 00:09:25) [common]
  148 14:54:48.807371  start: 1.6.1 extract-nfsrootfs (timeout 00:09:25) [common]
  149 14:54:52.663675  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s
  150 14:54:52.664012  end: 1.6.1 extract-nfsrootfs (duration 00:00:04) [common]
  151 14:54:52.664252  start: 1.6.2 lava-overlay (timeout 00:09:21) [common]
  152 14:54:52.664673  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx
  153 14:54:52.664998  makedir: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin
  154 14:54:52.665245  makedir: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/tests
  155 14:54:52.665513  makedir: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/results
  156 14:54:52.665781  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-add-keys
  157 14:54:52.666178  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-add-sources
  158 14:54:52.666551  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-background-process-start
  159 14:54:52.666876  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-background-process-stop
  160 14:54:52.667162  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-common-functions
  161 14:54:52.667387  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-echo-ipv4
  162 14:54:52.667605  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-install-packages
  163 14:54:52.667818  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-installed-packages
  164 14:54:52.668028  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-os-build
  165 14:54:52.668239  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-probe-channel
  166 14:54:52.668449  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-probe-ip
  167 14:54:52.668921  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-target-ip
  168 14:54:52.669155  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-target-mac
  169 14:54:52.669369  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-target-storage
  170 14:54:52.669588  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-case
  171 14:54:52.669804  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-event
  172 14:54:52.670019  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-feedback
  173 14:54:52.670241  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-raise
  174 14:54:52.670456  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-reference
  175 14:54:52.670668  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-runner
  176 14:54:52.670888  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-set
  177 14:54:52.671099  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-test-shell
  178 14:54:52.671311  Updating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-add-keys (debian)
  179 14:54:52.671585  Updating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-add-sources (debian)
  180 14:54:52.671834  Updating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-install-packages (debian)
  181 14:54:52.672074  Updating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-installed-packages (debian)
  182 14:54:52.672315  Updating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/bin/lava-os-build (debian)
  183 14:54:52.672524  Creating /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/environment
  184 14:54:52.672754  LAVA metadata
  185 14:54:52.672884  - LAVA_JOB_ID=312272
  186 14:54:52.672994  - LAVA_DISPATCHER_IP=192.168.56.230
  187 14:54:52.673182  start: 1.6.2.1 ssh-authorize (timeout 00:09:21) [common]
  188 14:54:52.673586  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  189 14:54:52.673751  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:21) [common]
  190 14:54:52.673889  skipped lava-vland-overlay
  191 14:54:52.674020  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  192 14:54:52.674158  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:21) [common]
  193 14:54:52.674264  skipped lava-multinode-overlay
  194 14:54:52.674388  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  195 14:54:52.674524  start: 1.6.2.4 test-definition (timeout 00:09:21) [common]
  196 14:54:52.674655  Loading test definitions
  197 14:54:52.674808  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:21) [common]
  198 14:54:52.674933  Using /lava-312272 at stage 0
  199 14:54:52.675414  uuid=312272_1.6.2.4.1 testdef=None
  200 14:54:52.675574  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  201 14:54:52.675721  start: 1.6.2.4.2 test-overlay (timeout 00:09:21) [common]
  202 14:54:52.676472  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  204 14:54:52.676901  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:21) [common]
  205 14:54:52.677984  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  207 14:54:52.678403  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:21) [common]
  208 14:54:52.679426  runner path: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/0/tests/0_timesync-off test_uuid 312272_1.6.2.4.1
  209 14:54:52.679715  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  211 14:54:52.680115  start: 1.6.2.4.5 git-repo-action (timeout 00:09:21) [common]
  212 14:54:52.680242  Using /lava-312272 at stage 0
  213 14:54:52.680418  Fetching tests from https://github.com/kernelci/test-definitions.git
  214 14:54:52.680551  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/0/tests/1_kselftest-lkdtm'
  215 14:54:58.972545  Running '/usr/bin/git checkout kernelci.org
  216 14:54:59.214722  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  217 14:54:59.215803  uuid=312272_1.6.2.4.5 testdef=None
  218 14:54:59.216093  end: 1.6.2.4.5 git-repo-action (duration 00:00:07) [common]
  220 14:54:59.216603  start: 1.6.2.4.6 test-overlay (timeout 00:09:15) [common]
  221 14:54:59.218083  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  223 14:54:59.218591  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:15) [common]
  224 14:54:59.220486  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  226 14:54:59.221052  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:15) [common]
  227 14:54:59.222876  runner path: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/0/tests/1_kselftest-lkdtm test_uuid 312272_1.6.2.4.5
  228 14:54:59.223071  BOARD='juno-uboot'
  229 14:54:59.223223  BRANCH='cip-gitlab'
  230 14:54:59.223365  SKIPFILE='skipfile-lkft.yaml'
  231 14:54:59.223502  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz'
  232 14:54:59.223645  TST_CASENAME=''
  233 14:54:59.223780  TST_CMDFILES='lkdtm'
  234 14:54:59.224103  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  236 14:54:59.224519  Creating lava-test-runner.conf files
  237 14:54:59.224684  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/312272/lava-overlay-0hmim4zx/lava-312272/0 for stage 0
  238 14:54:59.224913  - 0_timesync-off
  239 14:54:59.225053  - 1_kselftest-lkdtm
  240 14:54:59.225275  end: 1.6.2.4 test-definition (duration 00:00:07) [common]
  241 14:54:59.225465  start: 1.6.2.5 compress-overlay (timeout 00:09:15) [common]
  242 14:55:11.733752  end: 1.6.2.5 compress-overlay (duration 00:00:13) [common]
  243 14:55:11.734003  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:02) [common]
  244 14:55:11.734170  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  245 14:55:11.734346  end: 1.6.2 lava-overlay (duration 00:00:19) [common]
  246 14:55:11.734512  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:02) [common]
  247 14:55:11.892415  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  248 14:55:11.892950  start: 1.6.4 extract-modules (timeout 00:09:02) [common]
  249 14:55:11.893152  extracting modules file /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/modules/modules.tar to /var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s
  250 14:55:12.099912  extracting modules file /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/modules/modules.tar to /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk
  251 14:55:12.307778  end: 1.6.4 extract-modules (duration 00:00:00) [common]
  252 14:55:12.308053  start: 1.6.5 apply-overlay-tftp (timeout 00:09:02) [common]
  253 14:55:12.308233  [common] Applying overlay to NFS
  254 14:55:12.308379  [common] Applying overlay /var/lib/lava/dispatcher/tmp/312272/compress-overlay-9acrtqto/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s
  255 14:55:13.182357  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  256 14:55:13.182636  start: 1.6.6 prepare-kernel (timeout 00:09:01) [common]
  257 14:55:13.182834  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:01) [common]
  258 14:55:13.182998  Converting downloaded kernel to a uImage
  259 14:55:13.183187  mkimage -A arm64 -O linux -T kernel -C none -a 0x80200000 -e 0x80200000 -d /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/kernel/Image /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/kernel/uImage
  260 14:55:13.529963  output: Image Name:   
  261 14:55:13.530581  output: Created:      Thu Dec 22 14:55:13 2022
  262 14:55:13.530853  output: Image Type:   AArch64 Linux Kernel Image (uncompressed)
  263 14:55:13.531099  output: Data Size:    43708928 Bytes = 42684.50 KiB = 41.68 MiB
  264 14:55:13.531279  output: Load Address: 80200000
  265 14:55:13.531411  output: Entry Point:  80200000
  266 14:55:13.531540  output: 
  267 14:55:13.531825  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  268 14:55:13.532006  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  269 14:55:13.532200  start: 1.6.7 configure-preseed-file (timeout 00:09:01) [common]
  270 14:55:13.532373  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  271 14:55:13.532552  start: 1.6.8 compress-ramdisk (timeout 00:09:01) [common]
  272 14:55:13.532767  Building ramdisk /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk
  273 14:55:13.968529  >> 124875 blocks

  274 14:55:17.212492  Adding RAMdisk u-boot header.
  275 14:55:17.213028  mkimage -A arm64 -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk.cpio.gz.uboot
  276 14:55:17.356742  output: Image Name:   
  277 14:55:17.357369  output: Created:      Thu Dec 22 14:55:17 2022
  278 14:55:17.357628  output: Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  279 14:55:17.357863  output: Data Size:    18051380 Bytes = 17628.30 KiB = 17.22 MiB
  280 14:55:17.358051  output: Load Address: 00000000
  281 14:55:17.358255  output: Entry Point:  00000000
  282 14:55:17.358444  output: 
  283 14:55:17.358764  rename /var/lib/lava/dispatcher/tmp/312272/extract-overlay-ramdisk-xlff1vpn/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  284 14:55:17.359138  end: 1.6.8 compress-ramdisk (duration 00:00:04) [common]
  285 14:55:17.359366  end: 1.6 prepare-tftp-overlay (duration 00:00:29) [common]
  286 14:55:17.359588  start: 1.7 lxc-create-udev-rule-action (timeout 00:08:57) [common]
  287 14:55:17.359757  No LXC device requested
  288 14:55:17.359948  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  289 14:55:17.360128  start: 1.8 deploy-device-env (timeout 00:08:57) [common]
  290 14:55:17.360286  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  291 14:55:17.360419  Checking files for TFTP limit of 4294967296 bytes.
  292 14:55:17.361298  end: 1 tftp-deploy (duration 00:01:03) [common]
  293 14:55:17.361518  start: 2 uboot-action (timeout 00:05:00) [common]
  294 14:55:17.361717  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  295 14:55:17.361887  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  296 14:55:17.362065  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  297 14:55:17.362254  Using kernel file from prepare-kernel: 312272/tftp-deploy-mquvd2p2/kernel/uImage
  298 14:55:17.362484  substitutions:
  299 14:55:17.362618  - {BOOTX}: bootm 0x80200000 0x8fe00000 0x8fc00000
  300 14:55:17.362755  - {DTB_ADDR}: 0x8fc00000
  301 14:55:17.362885  - {DTB}: 312272/tftp-deploy-mquvd2p2/dtb/juno.dtb
  302 14:55:17.363013  - {INITRD}: 312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  303 14:55:17.363143  - {KERNEL_ADDR}: 0x80200000
  304 14:55:17.363268  - {KERNEL}: 312272/tftp-deploy-mquvd2p2/kernel/uImage
  305 14:55:17.363398  - {LAVA_MAC}: None
  306 14:55:17.363526  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s
  307 14:55:17.363653  - {NFS_SERVER_IP}: 192.168.56.230
  308 14:55:17.363780  - {PRESEED_CONFIG}: None
  309 14:55:17.363905  - {PRESEED_LOCAL}: None
  310 14:55:17.364027  - {RAMDISK_ADDR}: 0x8fe00000
  311 14:55:17.364150  - {RAMDISK}: 312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  312 14:55:17.364274  - {ROOT_PART}: None
  313 14:55:17.364397  - {ROOT}: None
  314 14:55:17.364520  - {SERVER_IP}: 192.168.56.230
  315 14:55:17.364642  - {TEE_ADDR}: 0x83000000
  316 14:55:17.364801  - {TEE}: None
  317 14:55:17.364924  Parsed boot commands:
  318 14:55:17.365045  - setenv autoload no
  319 14:55:17.365170  - setenv initrd_high 0xffffffffffffffff
  320 14:55:17.365292  - setenv fdt_high 0xffffffffffffffff
  321 14:55:17.365415  - dhcp
  322 14:55:17.365536  - setenv serverip 192.168.56.230
  323 14:55:17.365660  - tftp 0x80200000 312272/tftp-deploy-mquvd2p2/kernel/uImage
  324 14:55:17.365784  - tftp 0x8fe00000 312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  325 14:55:17.365907  - setenv initrd_size ${filesize}
  326 14:55:17.366030  - tftp 0x8fc00000 312272/tftp-deploy-mquvd2p2/dtb/juno.dtb
  327 14:55:17.366153  - setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s,tcp,hard,vers=3 earlycon=pl011,0x7ff80000  ip=dhcp'
  328 14:55:17.366283  - bootm 0x80200000 0x8fe00000 0x8fc00000
  329 14:55:17.366452  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  331 14:55:17.366918  start: 2.3 connect-device (timeout 00:05:00) [common]
  332 14:55:17.367060  [common] connect-device Connecting to device using 'telnet 127.0.0.1 63001'
  333 14:55:17.713056  Setting prompt string to ['lava-test: # ']
  334 14:55:17.713594  end: 2.3 connect-device (duration 00:00:00) [common]
  335 14:55:17.713835  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  336 14:55:17.714063  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  337 14:55:17.714323  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  338 14:55:17.714732  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/reboot?hostname=apc54a00b1&port=1'
  339 14:55:18.100104  >> OK - accepted request

  340 14:55:18.102478  Returned 0 in 0 seconds
  341 14:55:18.204157  end: 2.4.1.1 pdu-reboot (duration 00:00:00) [common]
  343 14:55:18.205821  end: 2.4.1 reset-device (duration 00:00:00) [common]
  344 14:55:18.206474  start: 2.4.2 bootloader-interrupt (timeout 00:04:59) [common]
  345 14:55:18.207006  Setting prompt string to ['Hit any key to stop autoboot']
  346 14:55:18.207494  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  347 14:55:18.208901  Trying 127.0.0.1...
  348 14:55:18.209379  Connected to 127.0.0.1.
  349 14:55:18.209894  Escape character is '^]'.
  350 14:55:25.580780  ��
  351 14:55:25.581349  
  352 14:55:25.581738  ARM V2M-Juno Boot loader v1.0.0
  353 14:55:25.582095  HBI0262 build 2068
  354 14:55:25.582436  
  355 14:55:25.583989  MBbios update in progress DO NOT SWITCH OFF...
  356 14:55:36.298278  Device programmed: 1%Device programmed: 3%Device programmed: 4%Device programmed: 6%Device programmed: 7%Device programmed: 9%Device programmed: 10%Device programmed: 12%Device programmed: 14%Device programmed: 15%Device programmed: 17%Device programmed: 18%Device programmed: 20%Device programmed: 21%Device programmed: 23%Device programmed: 25%Device programmed: 26%Device programmed: 28%Device programmed: 29%Device programmed: 31%Device programmed: 32%Device programmed: 34%Device programmed: 35%Device programmed: 37%Device programmed: 39%
  357 14:55:36.298889  MBbios update complete.
  358 14:55:37.019740  
  359 14:55:37.020305  ARM V2M_Juno Firmware v1.5.1
  360 14:55:37.020707  Build Date: Apr  3 2019
  361 14:55:37.021058  
  362 14:55:37.022981  Time :  00:00:00 
  363 14:55:37.023460  Date :  01:01:2000 
  364 14:55:37.246710  
  365 14:55:37.247257  Press Enter to stop auto boot...
  366 14:55:37.247637  
  367 14:55:42.364050  
  368 14:55:42.364597  Powering up system...
  369 14:55:42.571915  
  370 14:55:42.572472  Switching on ATXPSU...
  371 14:55:44.235069  PMIC RAM configuration (pms_v103.bin)...
  372 14:55:48.248783  MBtemp   : 36 degC
  373 14:55:48.275514  
  374 14:55:48.276073  Configuring motherboard (rev B, var A)...
  375 14:55:48.278788  IOFPGA image \MB\HBI0262B\io_b118.bit
  376 14:55:51.717127  IOFPGA  config: PASSED
  377 14:55:53.763951  OSC CLK config: PASSED
  378 14:55:53.764518  
  379 14:55:53.803993  Configuring SCC registers...
  380 14:55:53.804572  Writing SCC 0x00000054 with 0x0007FFFE
  381 14:55:53.805024  Writing SCC 0x0000005C with 0x00FE001E
  382 14:55:53.805400  Writing SCC 0x00000100 with 0x003F1000
  383 14:55:53.805746  Writing SCC 0x00000104 with 0x0001F300
  384 14:55:53.806080  Writing SCC 0x00000108 with 0x00371000
  385 14:55:53.806405  Writing SCC 0x0000010C with 0x0001B300
  386 14:55:53.806721  Writing SCC 0x00000118 with 0x003F1000
  387 14:55:53.807379  Writing SCC 0x0000011C with 0x0001F100
  388 14:55:53.807763  Writing SCC 0x000000F8 with 0x0BEC0000
  389 14:55:53.808086  Writing SCC 0x000000FC with 0xABE40000
  390 14:55:53.808413  Writing SCC 0x0000000C with 0x000000C2
  391 14:55:53.808800  Writing SCC 0x00000010 with 0x000000C2
  392 14:55:53.809122  
  393 14:55:53.835756  Peripheral ID0:0x000000AD
  394 14:55:53.836269  Peripheral ID1:0x000000B0
  395 14:55:53.836646  Peripheral ID2:0x0000000B
  396 14:55:53.837048  Peripheral ID3:0x00000000
  397 14:55:53.837382  Peripheral ID4:0x0000000D
  398 14:55:53.837706  Peripheral ID5:0x000000F0
  399 14:55:53.838024  Peripheral ID6:0x00000005
  400 14:55:53.839008  Peripheral ID7:0x000000B1
  401 14:55:53.839471  
  402 14:55:53.950856  Programming NOR Flash
  403 14:55:54.878382  PCIE clock configured...
  404 14:55:55.070238  
  405 14:55:55.086156  Testing motherboard interfaces (FPGA build 118)...
  406 14:55:55.102183  SRAM 32MB test: PASSED
  407 14:55:55.390023  LAN9118   test: PASSED
  408 14:55:55.613935  ERROR: SMC USB SRAM mode lock
  409 14:55:55.629869  SMC USB   test: FAILED
  410 14:55:55.645856  KMI1/2    test: PASSED
  411 14:55:55.661882  MMC       test: PASSED
  412 14:55:55.677875  PB/LEDs   test: PASSED
  413 14:55:55.709840  FPGA UART test: PASSED
  414 14:55:55.949734  PCIe init test: PASSED
  415 14:55:55.965665  MAC addrs test: PASSED
  416 14:55:55.966162  
  417 14:55:56.013631  SMC MAC address 0002-F700-584D
  418 14:55:56.029607  Setting HDMI0 mode for SVGA.
  419 14:55:56.157486  Setting HDMI1 mode for SVGA.
  420 14:55:56.253505  
  421 14:55:56.365451  SoC SMB clock enabled.
  422 14:55:56.493395  
  423 14:55:56.493944  Testing SMB clock...
  424 14:55:56.605221  SMB clock running
  425 14:55:56.669199  Releasing system resets...
  426 14:55:56.781209  
  427 14:55:56.781725  UART0 set to SoC UART0
  428 14:55:56.782099  UART1 set to SoC UART1
  429 14:55:56.782439  
  430 14:55:56.902016  NOTICE:  Booting Trusted Firmware
  431 14:55:56.905218  NOTICE:  BL1: v2.1(release):v2.2-rc0
  432 14:55:56.905702  NOTICE:  BL1: Built : 02:01:47, Apr 13 2022
  433 14:55:56.925979  NOTICE:  BL1: Booting BL2
  434 14:55:56.929216  NOTICE:  BL2: v2.1(release):v2.2-rc0
  435 14:55:56.929698  NOTICE:  BL2: Built : 02:01:49, Apr 13 2022
  436 14:55:58.407198  NOTICE:  BL1: Booting BL31
  437 14:55:58.410426  NOTICE:  BL31: v2.1(release):v2.2-rc0
  438 14:55:58.410911  NOTICE:  BL31: Built : 02:01:52, Apr 13 2022
  439 14:55:58.819680  
  440 14:55:58.819990  
  441 14:55:58.822945  U-Boot 2022.04-00567-gb2a22b2c9f-dirty (Apr 14 2022 - 01:11:52 +0100) vexpress_aemv8a
  442 14:55:58.823440  
  443 14:55:59.158871  DRAM:  8 GiB
  444 14:55:59.229599  PCIe XR3 Host Bridge enabled: x4 link (Gen 2)
  445 14:55:59.230140  Core:  21 devices, 8 uclasses, devicetree: board
  446 14:55:59.232921  Flash: 64 MiB
  447 14:55:59.273643  Loading Environment from Flash... *** Warning - bad CRC, using default environment
  448 14:55:59.274154  
  449 14:55:59.274536  In:    serial@7ff80000
  450 14:55:59.274924  Out:   serial@7ff80000
  451 14:55:59.275273  Err:   serial@7ff80000
  452 14:55:59.275600  Net:   eth0: ethernet@200000000
  454 14:55:59.328061  Hit any key to stop autoboot:  1 
  455 14:55:59.328820  end: 2.4.2 bootloader-interrupt (duration 00:00:41) [common]
  456 14:55:59.329437  start: 2.4.3 bootloader-commands (timeout 00:04:18) [common]
  457 14:55:59.329886  Setting prompt string to ['VExpress64#']
  458 14:55:59.330311  bootloader-commands: Wait for prompt ['VExpress64#'] (timeout 00:04:18)
  459 14:55:59.356738   0 
  460 14:55:59.357710  Setting prompt string to ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  461 14:55:59.358179  Sending with 100 millisecond of delay
  463 14:56:02.126696  VExpress64# setenv autoload no
  464 14:56:02.227890  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:15)
  465 14:56:02.230082  setenv autoload no
  466 14:56:02.230438  Sending with 100 millisecond of delay
  468 14:56:07.866069  VExpress64# setenv initrd_high 0xffffffffffffffff
  469 14:56:07.967326  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:09)
  470 14:56:07.968237  setenv initrd_high 0xffffffffffffffff
  471 14:56:07.968999  Sending with 100 millisecond of delay
  473 14:56:13.153110  VExpress64# setenv fdt_high 0xffffffffffffffff
  474 14:56:13.254361  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:04)
  475 14:56:13.255231  setenv fdt_high 0xffffffffffffffff
  476 14:56:13.255916  Sending with 100 millisecond of delay
  478 14:56:13.910951  VExpress64# dhcp
  479 14:56:14.012192  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:03)
  480 14:56:14.013088  dhcp
  481 14:56:14.013495  smc911x: detected LAN9118 controller
  482 14:56:15.541097  smc911x: phy initialized
  483 14:56:15.541658  smc911x: MAC 00:02:f7:00:58:4d
  484 14:56:15.542034  BOOTP broadcast 1
  485 14:56:15.784174  BOOTP broadcast 2
  486 14:56:16.279904  BOOTP broadcast 3
  487 14:56:17.287401  BOOTP broadcast 4
  488 14:56:19.286338  BOOTP broadcast 5
  489 14:56:19.302281  *** Unhandled DHCP Option in OFFER/ACK: 42
  490 14:56:19.328079  *** Unhandled DHCP Option in OFFER/ACK: 42
  491 14:56:19.328559  DHCP client bound to address 192.168.56.208 (3782 ms)
  492 14:56:19.331435  smc911x: MAC 00:02:f7:00:58:4d
  493 14:56:19.332210  Sending with 100 millisecond of delay
  495 14:56:23.912441  VExpress64# setenv serverip 192.168.56.230
  496 14:56:24.013736  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:03:53)
  497 14:56:24.014708  setenv serverip 192.168.56.230
  498 14:56:24.015450  Sending with 100 millisecond of delay
  500 14:56:32.670727  VExpress64# tftp 0x80200000 312272/tftp-deploy-mquvd2p2/kernel/uImage
  501 14:56:32.771987  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:03:45)
  502 14:56:32.772909  tftp 0x80200000 312272/tftp-deploy-mquvd2p2/kernel/uImage
  503 14:56:32.773333  smc911x: detected LAN9118 controller
  504 14:56:34.242861  smc911x: phy initialized
  505 14:56:34.243426  smc911x: MAC 00:02:f7:00:58:4d
  506 14:56:34.243852  Using ethernet@200000000 device
  507 14:56:34.244203  TFTP from server 192.168.56.230; our IP address is 192.168.56.208
  508 14:56:34.246211  Filename '312272/tftp-deploy-mquvd2p2/kernel/uImage'.
  509 14:56:34.246719  Load address: 0x80200000
  510 14:56:39.554773  Loading: *#################################################################
  511 14:56:39.858643  	 #################################################################
  512 14:56:40.162462  	 #################################################################
  513 14:56:40.482301  	 #################################################################
  514 14:56:40.785260  	 #################################################################
  515 14:56:41.089929  	 #################################################################
  516 14:56:41.409758  	 #################################################################
  517 14:56:41.713593  	 #################################################################
  518 14:56:42.017460  	 #################################################################
  519 14:56:42.337168  	 #################################################################
  520 14:56:42.641041  	 #################################################################
  521 14:56:42.944873  	 #################################################################
  522 14:56:43.264700  	 #################################################################
  523 14:56:43.568538  	 #################################################################
  524 14:56:43.904327  	 #################################################################
  525 14:56:44.224214  	 #################################################################
  526 14:56:44.560006  	 #################################################################
  527 14:56:44.879898  	 #################################################################
  528 14:56:45.183688  	 #################################################################
  529 14:56:45.503511  	 #################################################################
  530 14:56:45.807406  	 #################################################################
  531 14:56:46.111250  	 #################################################################
  532 14:56:46.415043  	 #################################################################
  533 14:56:46.718867  	 #################################################################
  534 14:56:47.038731  	 #################################################################
  535 14:56:47.342525  	 #################################################################
  536 14:56:47.662341  	 #################################################################
  537 14:56:47.982189  	 #################################################################
  538 14:56:48.302075  	 #################################################################
  539 14:56:48.621833  	 #################################################################
  540 14:56:48.925644  	 #################################################################
  541 14:56:49.245489  	 #################################################################
  542 14:56:49.565260  	 #################################################################
  543 14:56:49.901134  	 #################################################################
  544 14:56:50.236987  	 #################################################################
  545 14:56:50.572893  	 #################################################################
  546 14:56:50.908631  	 #################################################################
  547 14:56:51.244434  	 #################################################################
  548 14:56:51.564220  	 #################################################################
  549 14:56:51.884071  	 #################################################################
  550 14:56:52.219800  	 #################################################################
  551 14:56:52.555612  	 #################################################################
  552 14:56:52.875458  	 #################################################################
  553 14:56:53.211240  	 #################################################################
  554 14:56:53.547057  	 #################################################################
  555 14:56:53.803041  	 #####################################################
  556 14:56:53.803420  	 2.1 MiB/s
  557 14:56:53.803688  done
  558 14:56:53.824091  Bytes transferred = 43708992 (29af240 hex)
  559 14:56:53.824402  smc911x: MAC 00:02:f7:00:58:4d
  560 14:56:53.824932  Sending with 100 millisecond of delay
  562 14:57:04.894903  VExpress64# tftp 0x8fe00000 312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  563 14:57:04.996172  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:03:12)
  564 14:57:04.997081  tftp 0x8fe00000 312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot
  565 14:57:04.997487  smc911x: detected LAN9118 controller
  566 14:57:06.557248  smc911x: phy initialized
  567 14:57:06.557819  smc911x: MAC 00:02:f7:00:58:4d
  568 14:57:06.558200  Using ethernet@200000000 device
  569 14:57:06.558900  TFTP from server 192.168.56.230; our IP address is 192.168.56.208
  570 14:57:06.559287  Filename '312272/tftp-deploy-mquvd2p2/ramdisk/ramdisk.cpio.gz.uboot'.
  571 14:57:06.559633  Load address: 0x8fe00000
  572 14:57:11.901476  Loading: *#################################################################
  573 14:57:12.269382  	 #################################################################
  574 14:57:12.653198  	 #################################################################
  575 14:57:13.036909  	 #################################################################
  576 14:57:13.420755  	 #################################################################
  577 14:57:13.804691  	 #################################################################
  578 14:57:14.188282  	 #################################################################
  579 14:57:14.572145  	 #################################################################
  580 14:57:14.940020  	 #################################################################
  581 14:57:15.323725  	 #################################################################
  582 14:57:15.707483  	 #################################################################
  583 14:57:16.075279  	 #################################################################
  584 14:57:16.459042  	 #################################################################
  585 14:57:16.826928  	 #################################################################
  586 14:57:17.210647  	 #################################################################
  587 14:57:17.594412  	 #################################################################
  588 14:57:17.962213  	 #################################################################
  589 14:57:18.346101  	 #################################################################
  590 14:57:18.681986  	 ############################################################
  591 14:57:18.682543  	 1.4 MiB/s
  592 14:57:18.682917  done
  593 14:57:18.699884  Bytes transferred = 18051444 (1137174 hex)
  594 14:57:18.703121  smc911x: MAC 00:02:f7:00:58:4d
  595 14:57:18.703930  Sending with 100 millisecond of delay
  597 14:57:23.283144  VExpress64# setenv initrd_size ${filesize}
  598 14:57:23.384396  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:02:54)
  599 14:57:23.385300  setenv initrd_size ${filesize}
  600 14:57:23.386019  Sending with 100 millisecond of delay
  602 14:57:31.889997  VExpress64# tftp 0x8fc00000 312272/tftp-deploy-mquvd2p2/dtb/juno.dtb
  603 14:57:31.991230  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:02:45)
  604 14:57:31.992073  tftp 0x8fc00000 312272/tftp-deploy-mquvd2p2/dtb/juno.dtb
  605 14:57:31.992489  smc911x: detected LAN9118 controller
  606 14:57:33.467014  smc911x: phy initialized
  607 14:57:33.467625  smc911x: MAC 00:02:f7:00:58:4d
  608 14:57:33.468293  Using ethernet@200000000 device
  609 14:57:33.469361  TFTP from server 192.168.56.230; our IP address is 192.168.56.208
  610 14:57:33.470377  Filename '312272/tftp-deploy-mquvd2p2/dtb/juno.dtb'.
  611 14:57:33.471022  Load address: 0x8fc00000
  612 14:57:38.480066  Loading: *##
  613 14:57:38.480382  	 3.9 KiB/s
  614 14:57:38.480690  done
  615 14:57:38.480993  Bytes transferred = 23985 (5db1 hex)
  616 14:57:38.483188  smc911x: MAC 00:02:f7:00:58:4d
  617 14:57:38.483603  Sending with 100 millisecond of delay
  619 14:58:08.120409  VExpress64# setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s,tcp,hard,vers=3 earlycon=pl011,0x7ff80000  ip=dhcp'
  620 14:58:08.221742  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:02:09)
  621 14:58:08.222623  setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s,tcp,hard,vers=3 earlycon=pl011,0x7ff80000  ip=dhcp'
  622 14:58:08.223340  Sending with 100 millisecond of delay
  624 14:58:14.010905  VExpress64# bootm 0x80200000 0x8fe00000 0x8fc00000
  625 14:58:14.112147  Setting prompt string to ['Starting kernel']
  626 14:58:14.112743  bootloader-commands: Wait for prompt ['Starting kernel'] (timeout 00:02:03)
  627 14:58:14.113745  bootm 0x80200000 0x8fe00000 0x8fc00000
  628 14:58:14.114181  ## Booting kernel from Legacy Image at 80200000 ...
  629 14:58:14.114643     Image Name:   
  630 14:58:14.115085     Image Type:   AArch64 Linux Kernel Image (uncompressed)
  631 14:58:14.115522     Data Size:    43708928 Bytes = 41.7 MiB
  632 14:58:14.115951     Load Address: 80200000
  633 14:58:14.116374     Entry Point:  80200000
  634 14:58:14.416465     Verifying Checksum ... OK
  635 14:58:14.445309  ## Loading init Ramdisk from Legacy Image at 8fe00000 ...
  636 14:58:14.445826     Image Name:   
  637 14:58:14.446311     Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  638 14:58:14.446759     Data Size:    18051380 Bytes = 17.2 MiB
  639 14:58:14.447195     Load Address: 00000000
  640 14:58:14.447620     Entry Point:  00000000
  641 14:58:14.592324     Verifying Checksum ... OK
  642 14:58:14.592872  ## Flattened Device Tree blob at 8fc00000
  643 14:58:14.608293     Booting using the fdt blob at 0x8fc00000
  644 14:58:14.608809     Loading Kernel Image
  645 14:58:14.655369     Using Device Tree in place at 000000008fc00000, end 000000008fc08db0
  646 14:58:14.655881  
  647 14:58:14.656261  Starting kernel ...
  648 14:58:14.656611  
  649 14:58:14.657414  end: 2.4.3 bootloader-commands (duration 00:02:15) [common]
  650 14:58:14.657956  start: 2.4.4 auto-login-action (timeout 00:02:03) [common]
  651 14:58:14.658371  Setting prompt string to ['Linux version [0-9]']
  652 14:58:14.658771  Setting prompt string to ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  653 14:58:14.659178  auto-login-action: Wait for prompt ['Linux version [0-9]', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:05:00)
  654 14:58:14.750309  [    0.000000] Booting Linux on physical CPU 0x0000000100 [0x410fd030]
  655 14:58:14.751375  start: 2.4.4.1 login-action (timeout 00:02:03) [common]
  656 14:58:14.751880  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.
  657 14:58:14.752340  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*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$']
  658 14:58:14.752826  Using line separator: #'\n'#
  659 14:58:14.753191  No login prompt set.
  660 14:58:14.753567  Parsing kernel messages
  661 14:58:14.753911  ['-+\\[ cut here \\]-+\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '(Unhandled fault.*)\\r\\n', 'Kernel panic - (.*) end Kernel panic', 'Stack:\\s+(.*\\s+-+\\[ end trace (\\w*) \\]-+)', '^[^\\n]+WARNING:.*?$', '^[^\\n]+Oops(?: -|:).*?$', '^[^\\n]+BUG:.*?$', '/ #', 'Login timed out', 'Login incorrect']
  662 14:58:14.754482  [login-action] Waiting for messages, (timeout 00:02:03)
  663 14:58:14.758419  [    0.000000] Linux version 5.10.161-cip22 (KernelCI@build-j733952-arm64-gcc-10-defconfig-kselftest-vsr6n) (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 Wed Dec 21 19:20:04 UTC 2022
  664 14:58:14.758889  [    0.000000] Machine model: ARM Juno development board (r0)
  665 14:58:14.759264  [    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '')
  666 14:58:14.769214  [    0.000000] printk: bootconsole [pl11] enabled
  667 14:58:14.769697  [    0.000000] efi: UEFI not found.
  668 14:58:15.019055  [    0.000000] NUMA: No NUMA configuration found
  669 14:58:15.019636  [    0.000000] NUMA: Faking a node at [mem 0x0000000080000000-0x00000009ffffffff]
  670 14:58:15.020443  [    0.000000] NUMA: NODE_DATA [mem 0x9fefd97c0-0x9fefdbfff]
  671 14:58:15.020875  [    0.000000] Zone ranges:
  672 14:58:15.021221  [    0.000000]   DMA      [mem 0x0000000080000000-0x00000000ffffffff]
  673 14:58:15.021555  [    0.000000]   DMA32    empty
  674 14:58:15.021882  [    0.000000]   Normal   [mem 0x0000000100000000-0x00000009ffffffff]
  675 14:58:15.022202  [    0.000000] Movable zone start for each node
  676 14:58:15.022540  [    0.000000] Early memory node ranges
  677 14:58:15.045953  [    0.000000]   node   0: [mem 0x0000000080000000-0x00000000feffffff]
  678 14:58:15.046445  [    0.000000]   node   0: [mem 0x0000000880000000-0x00000009ffffffff]
  679 14:58:15.049276  [    0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000009ffffffff]
  680 14:58:15.160406  [    0.000000] cma: Reserved 32 MiB at 0x00000000fd000000
  681 14:58:15.160981  [    0.000000] psci: probing for conduit method from DT.
  682 14:58:15.161386  [    0.000000] psci: PSCIv1.1 detected in firmware.
  683 14:58:15.161749  [    0.000000] psci: Using standard PSCI v0.2 function IDs
  684 14:58:15.162603  [    0.000000] psci: MIGRATE_INFO_TYPE not supported.
  685 14:58:15.162988  [    0.000000] psci: SMC Calling Convention v1.1
  686 14:58:15.163340  [    0.000000] percpu: Embedded 34 pages/cpu s100944 r8192 d30128 u139264
  687 14:58:15.163864  [    0.000000] Detected VIPT I-cache on CPU0
  688 14:58:15.206659  [    0.000000] CPU features: detected: ARM errata 826319, 827319, 824069, or 819472
  689 14:58:15.207182  [    0.000000] CPU features: detected: ARM erratum 845719
  690 14:58:15.207572  [    0.000000] CPU features: detected: ARM erratum 843419
  691 14:58:15.207931  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 2060288
  692 14:58:15.208895  [    0.000000] Policy zone: Normal
  693 14:58:15.210116  [    0.000000] Kernel command line: console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s,tcp,hard,vers=3 earlycon=pl011,0x7ff80000  ip=dhcp
  694 14:58:15.244905  [    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
  695 14:58:15.245443  [    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
  696 14:58:15.245933  [    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  697 14:58:15.269120  [    0.000000] software IO TLB: mapped [mem 0x00000000f9000000-0x00000000fd000000] (64MB)
  698 14:58:15.415803  [    0.000000] Memory: 8041140K/8372224K available (18880K kernel code, 4540K rwdata, 9448K rodata, 9728K init, 11276K bss, 298316K reserved, 32768K cma-reserved)
  699 14:58:15.416361  [    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
  700 14:58:15.419153  [    0.000000] ftrace: allocating 58496 entries in 229 pages
  701 14:58:15.690397  [    0.000000] ftrace: allocated 229 pages with 5 groups
  702 14:58:15.690970  [    0.000000] Running RCU self tests
  703 14:58:15.691458  [    0.000000] rcu: Preemptible hierarchical RCU implementation.
  704 14:58:15.691911  [    0.000000] rcu: 	RCU event tracing is enabled.
  705 14:58:15.693143  [    0.000000] rcu: 	RCU lockdep checking is enabled.
  706 14:58:15.693569  [    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
  707 14:58:15.694052  [    0.000000] 	Trampoline variant of Tasks RCU enabled.
  708 14:58:15.694588  [    0.000000] 	Rude variant of Tasks RCU enabled.
  709 14:58:15.716552  [    0.000000] 	Tracing variant of Tasks RCU enabled.
  710 14:58:15.717085  [    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
  711 14:58:15.719904  [    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
  712 14:58:15.779483  [    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
  713 14:58:15.780054  [    0.000000] GIC: Using split EOI/Deactivate mode
  714 14:58:15.781357  [    0.000000] GICv2m: range[mem 0x2c1c0000-0x2c1cffff], SPI[224:255]
  715 14:58:15.781783  [    0.000000] GICv2m: range[mem 0x2c1d0000-0x2c1dffff], SPI[256:287]
  716 14:58:15.782239  [    0.000000] GICv2m: range[mem 0x2c1e0000-0x2c1effff], SPI[288:319]
  717 14:58:15.783532  [    0.000000] GICv2m: range[mem 0x2c1f0000-0x2c1fffff], SPI[320:351]
  718 14:58:15.826913  [    0.000000] sp804: timer clock not found: -517
  719 14:58:15.827439  [    0.000000] sp804: arm,sp804 clock not found: -2
  720 14:58:15.828825  [    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@110000': -22
  721 14:58:15.829272  [    0.000000] sp804: timer clock not found: -517
  722 14:58:15.829727  [    0.000000] sp804: arm,sp804 clock not found: -2
  723 14:58:15.830201  [    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@120000': -22
  724 14:58:15.830760  [    0.000000] arch_timer: cp15 timer(s) running at 50.00MHz (phys).
  725 14:58:15.872566  [    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xb8812736b, max_idle_ns: 440795202655 ns
  726 14:58:15.874075  [    0.000008] sched_clock: 56 bits at 50MHz, resolution 20ns, wraps every 4398046511100ns
  727 14:58:15.874517  [    0.009663] Console: colour dummy device 80x25
  728 14:58:15.875016  [    0.014280] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  729 14:58:15.875468  [    0.022194] ... MAX_LOCKDEP_SUBCLASSES:  8
  730 14:58:15.875900  [    0.026403] ... MAX_LOCK_DEPTH:          48
  731 14:58:15.917113  [    0.030698] ... MAX_LOCKDEP_KEYS:        8192
  732 14:58:15.917650  [    0.035170] ... CLASSHASH_SIZE:          4096
  733 14:58:15.918141  [    0.039641] ... MAX_LOCKDEP_ENTRIES:     32768
  734 14:58:15.918599  [    0.044200] ... MAX_LOCKDEP_CHAINS:      65536
  735 14:58:15.920047  [    0.048759] ... CHAINHASH_SIZE:          32768
  736 14:58:15.920545  [    0.053319]  memory used by lock dependency info: 6365 kB
  737 14:58:15.921047  [    0.058848]  memory used for stack traces: 4224 kB
  738 14:58:15.921494  [    0.063760]  per task-struct memory footprint: 1920 bytes
  739 14:58:15.961456  [    0.069515] Calibrating delay loop (skipped), value calculated using timer frequency.. 100.00 BogoMIPS (lpj=200000)
  740 14:58:15.961981  [    0.080191] pid_max: default: 32768 minimum: 301
  741 14:58:15.962474  [    0.085377] LSM: Security Framework initializing
  742 14:58:15.962925  [    0.090208] LSM support for eBPF active
  743 14:58:15.964437  [    0.094362] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  744 14:58:15.965084  [    0.102142] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  745 14:58:15.980627  [    0.124444] rcu: Hierarchical SRCU implementation.
  746 14:58:16.001427  [    0.140409] EFI services will not be available.
  747 14:58:16.004620  [    0.147492] smp: Bringing up secondary CPUs ...
  748 14:58:16.061723  [    0.156699] CPU features: detected: ARM erratum 832075
  749 14:58:16.062279  [    0.156709] CPU features: detected: ARM erratum 834220
  750 14:58:16.062782  [    0.156716] CPU features: detected: EL2 vector hardening
  751 14:58:16.064380  [    0.156731] CPU features: detected: Spectre-v2
  752 14:58:16.064839  [    0.156743] CPU features: detected: ARM errata 1165522, 1319367, or 1530923
  753 14:58:16.065334  [    0.156752] CPU features: detected: Spectre-BHB
  754 14:58:16.065789  [    0.156762] Detected PIPT I-cache on CPU1
  755 14:58:16.066333  [    0.156842] CPU1: Booted secondary processor 0x0000000000 [0x410fd070]
  756 14:58:16.106214  [    0.161689] Detected PIPT I-cache on CPU2
  757 14:58:16.106740  [    0.161739] CPU2: Booted secondary processor 0x0000000001 [0x410fd070]
  758 14:58:16.108452  [    0.166504] Detected VIPT I-cache on CPU3
  759 14:58:16.108928  [    0.166599] CPU3: Booted secondary processor 0x0000000101 [0x410fd030]
  760 14:58:16.109397  [    0.171522] Detected VIPT I-cache on CPU4
  761 14:58:16.109857  [    0.171599] CPU4: Booted secondary processor 0x0000000102 [0x410fd030]
  762 14:58:16.110291  [    0.176505] Detected VIPT I-cache on CPU5
  763 14:58:16.110714  [    0.176580] CPU5: Booted secondary processor 0x0000000103 [0x410fd030]
  764 14:58:16.111245  [    0.177619] smp: Brought up 1 node, 6 CPUs
  765 14:58:16.138350  [    0.268403] SMP: Total of 6 processors activated.
  766 14:58:16.138855  [    0.273305] CPU features: detected: 32-bit EL0 Support
  767 14:58:16.140630  [    0.278809] CPU features: detected: CRC32 instructions
  768 14:58:16.142413  [    0.284150] CPU features: detected: 32-bit EL1 Support
  769 14:58:16.232290  [    0.373025] CPU: All CPU(s) started at EL2
  770 14:58:16.235543  [    0.377487] alternatives: patching kernel code
  771 14:58:16.251430  [    0.393675] devtmpfs: initialized
  772 14:58:16.335420  [    0.434416] KASLR disabled due to lack of seed
  773 14:58:16.335969  [    0.441061] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  774 14:58:16.337829  [    0.451047] futex hash table entries: 2048 (order: 6, 262144 bytes, linear)
  775 14:58:16.338276  [    0.460425] pinctrl core: initialized pinctrl subsystem
  776 14:58:16.338742  [    0.471502] DMI not present or invalid.
  777 14:58:16.339190  [    0.477386] NET: Registered protocol family 16
  778 14:58:16.339724  [    0.488773] DMA: preallocated 1024 KiB GFP_KERNEL pool for atomic allocations
  779 14:58:16.383786  [    0.496473] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
  780 14:58:16.384305  [    0.506040] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
  781 14:58:16.384725  [    0.514480] audit: initializing netlink subsys (disabled)
  782 14:58:16.385087  [    0.520708] audit: type=2000 audit(0.432:1): state=initialized audit_enabled=0 res=1
  783 14:58:16.386828  [    0.524923] thermal_sys: Registered thermal governor 'step_wise'
  784 14:58:16.387413  [    0.528633] thermal_sys: Registered thermal governor 'power_allocator'
  785 14:58:16.422228  [    0.536369] cpuidle: using governor menu
  786 14:58:16.422746  [    0.547661] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
  787 14:58:16.423123  [    0.555223] ASID allocator initialised with 65536 entries
  788 14:58:16.425548  [    0.565998] Serial: AMBA PL011 UART driver
  789 14:58:16.528383  [    0.678494] 7ff80000.serial: ttyAMA0 at MMIO 0x7ff80000 (irq = 38, base_baud = 0) is a PL011 rev3
  790 14:58:16.557128  [    0.687647] printk: console [ttyAMA0] enabled
  791 14:58:16.557623  [    0.687647] printk: console [ttyAMA0] enabled
  792 14:58:16.557994  [    0.696492] printk: bootconsole [pl11] disabled
  793 14:58:16.560465  [    0.696492] printk: bootconsole [pl11] disabled
  794 14:58:16.664990  [    0.776697] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
  795 14:58:16.667054  [    0.783513] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
  796 14:58:16.667477  [    0.790288] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
  797 14:58:16.667833  [    0.797059] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
  798 14:58:16.669828  [    0.812016] cryptd: max_cpu_qlen set to 1000
  799 14:58:16.684288  [    0.830934] ACPI: Interpreter disabled.
  800 14:58:16.735929  [    0.843501] iommu: Default domain type: Translated 
  801 14:58:16.736462  [    0.849506] vgaarb: loaded
  802 14:58:16.736889  [    0.853976] SCSI subsystem initialized
  803 14:58:16.738851  [    0.859734] usbcore: registered new interface driver usbfs
  804 14:58:16.739348  [    0.865536] usbcore: registered new interface driver hub
  805 14:58:16.739733  [    0.871124] usbcore: registered new device driver usb
  806 14:58:16.740069  [    0.882017] pps_core: LinuxPPS API ver. 1 registered
  807 14:58:16.740473  [    0.887099] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  808 14:58:16.779099  [    0.896373] PTP clock support registered
  809 14:58:16.779602  [    0.900841] EDAC MC: Ver: 3.0.0
  810 14:58:16.779991  [    0.910220] FPGA manager framework
  811 14:58:16.780348  [    0.914193] Advanced Linux Sound Architecture Driver Initialized.
  812 14:58:16.782497  [    0.924020] clocksource: Switched to clocksource arch_sys_counter
  813 14:58:18.237478  [    2.392468] VFS: Disk quotas dquot_6.6.0
  814 14:58:18.258473  [    2.396664] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  815 14:58:18.259003  [    2.404994] pnp: PnP ACPI: disabled
  816 14:58:18.350207  [    2.452655] NET: Registered protocol family 2
  817 14:58:18.350745  [    2.457986] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
  818 14:58:18.351144  [    2.471310] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, linear)
  819 14:58:18.353384  [    2.481381] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
  820 14:58:18.353969  [    2.493394] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc)
  821 14:58:18.408847  [    2.516204] TCP: Hash tables configured (established 65536 bind 65536)
  822 14:58:18.411192  [    2.524286] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, linear)
  823 14:58:18.411619  [    2.534126] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear)
  824 14:58:18.411982  [    2.543133] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear)
  825 14:58:18.412332  [    2.552961] NET: Registered protocol family 1
  826 14:58:18.412801  [    2.560200] RPC: Registered named UNIX socket transport module.
  827 14:58:18.413225  [    2.566237] RPC: Registered udp transport module.
  828 14:58:18.447142  [    2.571022] RPC: Registered tcp transport module.
  829 14:58:18.447680  [    2.575804] RPC: Registered tcp NFSv4.1 backchannel transport module.
  830 14:58:18.450033  [    2.582339] NET: Registered protocol family 44
  831 14:58:18.450488  [    2.586880] PCI: CLS 0 bytes, default 64
  832 14:58:18.451060  [    2.591834] Unpacking initramfs...
  833 14:58:20.318184  [    4.420567] Freeing initrd memory: 17624K
  834 14:58:20.320771  [    4.428654] hw perfevents: enabled with armv8_cortex_a57 PMU driver, 7 counters available
  835 14:58:20.321284  [    4.439341] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
  836 14:58:20.321799  [    4.447788] kvm [1]: Guests without required CPU erratum workarounds can deadlock system!
  837 14:58:20.322372  [    4.447788] Only trusted guests should be used on this system.
  838 14:58:20.322798  [    4.461947] kvm [1]: IPA Size Limit: 40 bits
  839 14:58:20.341059  [    4.481830] kvm [1]: vgic interrupt IRQ9
  840 14:58:20.344395  [    4.486697] kvm [1]: Hyp mode initialized successfully
  841 14:58:20.379025  [    4.518520] Initialise system trusted keyrings
  842 14:58:20.382295  [    4.523899] workingset: timestamp_bits=42 max_order=21 bucket_order=0
  843 14:58:20.486057  [    4.589532] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  844 14:58:20.486657  [    4.598951] NFS: Registering the id_resolver key type
  845 14:58:20.489185  [    4.604251] Key type id_resolver registered
  846 14:58:20.489656  [    4.608546] Key type id_legacy registered
  847 14:58:20.490132  [    4.613243] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  848 14:58:20.490581  [    4.620074] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  849 14:58:20.491134  [    4.628303] 9p: Installing v9fs 9p2000 file system support
  850 14:58:20.566979  [    4.685032] Key type asymmetric registered
  851 14:58:20.567501  [    4.689263] Asymmetric key parser 'x509' registered
  852 14:58:20.567983  [    4.694351] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
  853 14:58:20.570536  [    4.701853] io scheduler mq-deadline registered
  854 14:58:20.570981  [    4.706456] io scheduler kyber registered
  855 14:58:20.571439  [    4.711350] test_firmware: interface ready
  856 14:58:20.611201  [    4.748956] pl061_gpio 1c1d0000.gpio: PL061 GPIO chip registered
  857 14:58:20.627109  [    4.768056] EINJ: ACPI disabled.
  858 14:58:20.660981  [    4.797541] dma-pl330 7ff00000.dma: Loaded driver for PL330 DMAC-341330
  859 14:58:20.664227  [    4.804259] dma-pl330 7ff00000.dma: 	DBUFF-1024x16bytes Num_Chans-8 Num_Peri-8 Num_Events-8
  860 14:58:20.712059  [    4.852289] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  861 14:58:20.759286  [    4.870323] SuperH (H)SCI(F) driver initialized
  862 14:58:20.759832  [    4.876678] msm_serial: driver initialized
  863 14:58:20.760340  [    4.885558] arm-smmu 7fb10000.iommu: probing hardware configuration...
  864 14:58:20.762985  [    4.892284] arm-smmu 7fb10000.iommu: SMMUv1 with:
  865 14:58:20.763419  [    4.897071] arm-smmu 7fb10000.iommu: 	stage 2 translation
  866 14:58:20.763884  [    4.902551] arm-smmu 7fb10000.iommu: 	non-coherent table walk
  867 14:58:20.764327  [    4.908377] arm-smmu 7fb10000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  868 14:58:20.804737  [    4.915864] arm-smmu 7fb10000.iommu: 	stream matching with 2 register groups
  869 14:58:20.805286  [    4.923005] arm-smmu 7fb10000.iommu: 	1 context banks (1 stage-2 only)
  870 14:58:20.805782  [    4.929625] arm-smmu 7fb10000.iommu: 	Supported page sizes: 0x60211000
  871 14:58:20.808424  [    4.936236] arm-smmu 7fb10000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  872 14:58:20.808882  [    4.944483] arm-smmu 7fb20000.iommu: probing hardware configuration...
  873 14:58:20.809339  [    4.951101] arm-smmu 7fb20000.iommu: SMMUv1 with:
  874 14:58:20.809783  [    4.955884] arm-smmu 7fb20000.iommu: 	stage 2 translation
  875 14:58:20.849471  [    4.961363] arm-smmu 7fb20000.iommu: 	non-coherent table walk
  876 14:58:20.850013  [    4.967191] arm-smmu 7fb20000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  877 14:58:20.850512  [    4.974678] arm-smmu 7fb20000.iommu: 	stream matching with 2 register groups
  878 14:58:20.853250  [    4.981818] arm-smmu 7fb20000.iommu: 	1 context banks (1 stage-2 only)
  879 14:58:20.853689  [    4.988434] arm-smmu 7fb20000.iommu: 	Supported page sizes: 0x60211000
  880 14:58:20.854152  [    4.995043] arm-smmu 7fb20000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  881 14:58:20.854598  [    5.002646] arm-smmu 7fb30000.iommu: probing hardware configuration...
  882 14:58:20.902882  [    5.009281] arm-smmu 7fb30000.iommu: SMMUv1 with:
  883 14:58:20.903413  [    5.014064] arm-smmu 7fb30000.iommu: 	stage 2 translation
  884 14:58:20.903904  [    5.019542] arm-smmu 7fb30000.iommu: 	coherent table walk
  885 14:58:20.906736  [    5.025028] arm-smmu 7fb30000.iommu: 	stream matching with 2 register groups
  886 14:58:20.907175  [    5.032168] arm-smmu 7fb30000.iommu: 	1 context banks (1 stage-2 only)
  887 14:58:20.907638  [    5.038788] arm-smmu 7fb30000.iommu: 	Supported page sizes: 0x60211000
  888 14:58:20.908082  [    5.045397] arm-smmu 7fb30000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  889 14:58:20.989770  [    5.119052] loop: module loaded
  890 14:58:20.990301  [    5.125088] lkdtm: No crash points registered, enable through debugfs
  891 14:58:20.993194  [    5.135487] megasas: 07.714.04.00-rc1
  892 14:58:21.054950  [    5.165373] thunder_xcv, ver 1.0
  893 14:58:21.055494  [    5.168881] thunder_bgx, ver 1.0
  894 14:58:21.055877  [    5.172381] nicpf, ver 1.0
  895 14:58:21.056224  [    5.179510] hclge is initializing
  896 14:58:21.059048  [    5.183020] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
  897 14:58:21.059468  [    5.190331] hns3: Copyright (c) 2017 Huawei Corporation.
  898 14:58:21.059827  [    5.195905] e1000: Intel(R) PRO/1000 Network Driver
  899 14:58:21.060163  [    5.200881] e1000: Copyright (c) 1999-2006 Intel Corporation.
  900 14:58:21.060497  [    5.206911] e1000e: Intel(R) PRO/1000 Network Driver
  901 14:58:21.099706  [    5.211953] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  902 14:58:21.100200  [    5.218162] igb: Intel(R) Gigabit Ethernet Network Driver
  903 14:58:21.100576  [    5.223639] igb: Copyright (c) 2007-2014 Intel Corporation.
  904 14:58:21.100975  [    5.229420] igbvf: Intel(R) Gigabit Virtual Function Network Driver
  905 14:58:21.103892  [    5.235767] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
  906 14:58:21.104317  [    5.242976] sky2: driver version 1.30
  907 14:58:21.208100  [    5.313209] smsc911x 18000000.ethernet eth0: MAC Address: 00:02:f7:00:58:4d
  908 14:58:21.208642  [    5.324495] VFIO - User Level meta-driver version: 0.3
  909 14:58:21.211724  [    5.336656] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  910 14:58:21.212159  [    5.343418] ehci-pci: EHCI PCI platform driver
  911 14:58:21.212522  [    5.348151] ehci-platform: EHCI generic platform driver
  912 14:58:21.212889  [    5.354193] ehci-platform 7ffc0000.usb: Adding to iommu group 0
  913 14:58:21.213221  [    5.361132] ehci-platform 7ffc0000.usb: EHCI Host Controller
  914 14:58:21.229703  [    5.367087] ehci-platform 7ffc0000.usb: new USB bus registered, assigned bus number 1
  915 14:58:21.232942  [    5.375611] ehci-platform 7ffc0000.usb: irq 41, io mem 0x7ffc0000
  916 14:58:21.286133  [    5.396102] ehci-platform 7ffc0000.usb: USB 2.0 started, EHCI 1.00
  917 14:58:21.286669  [    5.406758] hub 1-0:1.0: USB hub found
  918 14:58:21.287042  [    5.410837] hub 1-0:1.0: 1 port detected
  919 14:58:21.290154  [    5.417081] ehci-orion: EHCI orion driver
  920 14:58:21.290588  [    5.421596] ehci-exynos: EHCI Exynos driver
  921 14:58:21.290940  [    5.426227] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  922 14:58:21.291281  [    5.432548] ohci-pci: OHCI PCI platform driver
  923 14:58:21.291610  [    5.437286] ohci-platform: OHCI generic platform driver
  924 14:58:21.318596  [    5.443153] ohci-platform 7ffb0000.usb: Adding to iommu group 0
  925 14:58:21.319084  [    5.449533] ohci-platform 7ffb0000.usb: Generic Platform OHCI controller
  926 14:58:21.319474  [    5.456400] ohci-platform 7ffb0000.usb: new USB bus registered, assigned bus number 2
  927 14:58:21.322665  [    5.464841] ohci-platform 7ffb0000.usb: irq 40, io mem 0x7ffb0000
  928 14:58:21.424567  [    5.551219] hub 2-0:1.0: USB hub found
  929 14:58:21.425155  [    5.555215] hub 2-0:1.0: 1 port detected
  930 14:58:21.425532  [    5.560997] ohci-exynos: OHCI Exynos driver
  931 14:58:21.428717  [    5.566862] usbcore: registered new interface driver usb-storage
  932 14:58:21.459558  [    5.587466] rtc-pl031 1c170000.rtc: registered as rtc0
  933 14:58:21.460055  [    5.592877] rtc-pl031 1c170000.rtc: setting system clock to 2000-01-01T00:02:44 UTC (946684964)
  934 14:58:21.463308  [    5.603934] i2c /dev entries driver
  935 14:58:21.482546  [    5.624142] sp805-wdt 1c0f0000.wdt: registration successful
  936 14:58:21.509755  [    5.647924] mmci-pl18x 1c050000.mmci: mmc0: PL180 manf 41 rev0 at 0x1c050000 irq 16,0 (pio)
  937 14:58:21.572177  [    5.668175] usb 1-1: new high-speed USB device number 2 using ehci-platform
  938 14:58:21.572755  [    5.683066] sdhci: Secure Digital Host Controller Interface driver
  939 14:58:21.576032  [    5.689347] sdhci: Copyright(c) Pierre Ossman
  940 14:58:21.576464  [    5.696672] Synopsys Designware Multimedia Card Interface Driver
  941 14:58:21.576856  [    5.706356] sdhci-pltfm: SDHCI platform and OF driver helper
  942 14:58:21.577202  [    5.717919] leds-syscon 1c010000.apbregs:led0: registered LED (null)
  943 14:58:21.577535  [    5.725315] leds-syscon 1c010000.apbregs:led1: registered LED (null)
  944 14:58:21.630606  [    5.732575] leds-syscon 1c010000.apbregs:led2: registered LED (null)
  945 14:58:21.631139  [    5.739768] leds-syscon 1c010000.apbregs:led3: registered LED (null)
  946 14:58:21.634476  [    5.746980] leds-syscon 1c010000.apbregs:led4: registered LED (null)
  947 14:58:21.634914  [    5.754188] leds-syscon 1c010000.apbregs:led5: registered LED (null)
  948 14:58:21.635272  [    5.761374] leds-syscon 1c010000.apbregs:led6: registered LED (null)
  949 14:58:21.635610  [    5.768633] leds-syscon 1c010000.apbregs:led7: registered LED (null)
  950 14:58:21.635939  [    5.777751] ledtrig-cpu: registered to indicate activity on CPUs
  951 14:58:21.661438  [    5.791923] usbcore: registered new interface driver usbhid
  952 14:58:21.661929  [    5.797704] usbhid: USB HID core driver
  953 14:58:21.665336  [    5.805485] mhu 2b1f0000.mhu: ARM MHU Mailbox registered
  954 14:58:21.727070  [    5.829026] ipip: IPv4 and MPLS over IPv4 tunneling driver
  955 14:58:21.727605  [    5.836693] gre: GRE over IPv4 demultiplexor driver
  956 14:58:21.727983  [    5.838406] hub 1-1:1.0: USB hub found
  957 14:58:21.731411  [    5.841673] ip_gre: GRE over IPv4 tunneling driver
  958 14:58:21.731844  [    5.847229] IPv4 over IPsec tunneling driver
  959 14:58:21.732200  [    5.851201] hub 1-1:1.0: 4 ports detected
  960 14:58:21.732542  [    5.860303] NET: Registered protocol family 10
  961 14:58:21.732973  [    5.870760] Segment Routing with IPv6
  962 14:58:21.733307  [    5.879247] ip6_gre: GRE over IPv6 tunneling driver
  963 14:58:21.762397  [    5.886301] NET: Registered protocol family 17
  964 14:58:21.762890  [    5.892549] 9pnet: Installing 9P2000 support
  965 14:58:21.763261  [    5.897211] Key type dns_resolver registered
  966 14:58:21.763600  [    5.902851] registered taskstats version 1
  967 14:58:21.767070  [    5.907094] Loading compiled-in X.509 certificates
  968 14:58:21.865257  [    5.968164] scpi_protocol scpi: incorrect or no SCP firmware found
  969 14:58:21.865778  [    5.974670] scpi_protocol: probe of scpi failed with error -110
  970 14:58:21.866160  [    5.984802] arm-smmu 2b600000.iommu: deferred probe timeout, ignoring dependency
  971 14:58:21.869687  [    5.992332] arm-smmu: probe of 2b600000.iommu failed with error -110
  972 14:58:21.870122  [    6.006076] input: gpio-keys as /devices/platform/gpio-keys/input/input1
  973 14:58:22.444129  [    6.584130] atkbd serio0: keyboard reset failed on 1c060000.kmi
  974 14:58:23.691425  [    7.832169] atkbd serio1: keyboard reset failed on 1c070000.kmi
  975 14:58:26.690841  [   10.808170] amba 20010000.etf: deferred probe timeout, ignoring dependency
  976 14:58:26.691463  [   10.815267] amba 20030000.tpiu: deferred probe timeout, ignoring dependency
  977 14:58:26.692038  [   10.822414] amba 20040000.funnel: deferred probe timeout, ignoring dependency
  978 14:58:26.692576  [   10.829704] amba 20070000.etr: deferred probe timeout, ignoring dependency
  979 14:58:26.696453  [   10.836732] amba 20100000.stm: deferred probe timeout, ignoring dependency
  980 14:58:26.696944  [   10.843759] amba 20120000.replicator: deferred probe timeout, ignoring dependency
  981 14:58:26.734960  [   10.851417] amba 22010000.cpu-debug: deferred probe timeout, ignoring dependency
  982 14:58:26.735501  [   10.858966] amba 22040000.etm: deferred probe timeout, ignoring dependency
  983 14:58:26.735882  [   10.865992] amba 220c0000.funnel: deferred probe timeout, ignoring dependency
  984 14:58:26.736239  [   10.873302] amba 22110000.cpu-debug: deferred probe timeout, ignoring dependency
  985 14:58:26.739831  [   10.880852] amba 22140000.etm: deferred probe timeout, ignoring dependency
  986 14:58:26.740254  [   10.887878] amba 23010000.cpu-debug: deferred probe timeout, ignoring dependency
  987 14:58:26.779005  [   10.895426] amba 23040000.etm: deferred probe timeout, ignoring dependency
  988 14:58:26.779517  [   10.902450] amba 230c0000.funnel: deferred probe timeout, ignoring dependency
  989 14:58:26.779895  [   10.909736] amba 23110000.cpu-debug: deferred probe timeout, ignoring dependency
  990 14:58:26.780248  [   10.917283] amba 23140000.etm: deferred probe timeout, ignoring dependency
  991 14:58:26.783953  [   10.924307] amba 23210000.cpu-debug: deferred probe timeout, ignoring dependency
  992 14:58:26.784375  [   10.931854] amba 23240000.etm: deferred probe timeout, ignoring dependency
  993 14:58:26.805484  [   10.938899] amba 23310000.cpu-debug: deferred probe timeout, ignoring dependency
  994 14:58:26.809470  [   10.946447] amba 23340000.etm: deferred probe timeout, ignoring dependency
  995 14:58:30.395192  [   14.527087] input: PS/2 Generic Mouse as /devices/platform/bus@8000000/bus@8000000:motherboard-bus/bus@8000000:motherboard-bus:iofpga-bus@300000000/1c060000.kmi/serio0/input/input3
  996 14:58:30.558654  [   14.654806] psmouse serio0: Failed to enable mouse on 1c060000.kmi
  997 14:58:30.559230  [   14.663105] SMSC LAN911x Internal PHY 18000000.ethernet-ffffffff:01: attached PHY driver [SMSC LAN911x Internal PHY] (mii_bus:phy_addr=18000000.ethernet-ffffffff:01, irq=POLL)
  998 14:58:30.563180  [   14.688157] smsc911x 18000000.ethernet eth0: SMSC911x/921x identified at 0xffff8000141f0000, IRQ: 15
  999 14:58:30.563619  [   14.697896] IP-Config: Failed to open gretap0
 1000 14:58:30.563996  [   14.702339] IP-Config: Failed to open erspan0
 1001 14:58:32.588628  [   14.724097] Sending DHCP requests .
 1002 14:58:32.592773  [   16.729474] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 1003 14:58:36.973820  [   17.020068] .., OK
 1004 14:58:36.974449  [   21.094239] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.208
 1005 14:58:36.974833  [   21.102437] IP-Config: Complete:
 1006 14:58:36.979199  [   21.105736]      device=eth0, hwaddr=00:02:f7:00:58:4d, ipaddr=192.168.56.208, mask=255.255.255.0, gw=192.168.56.254
 1007 14:58:36.979734  [   21.116340]      host=192.168.56.208, domain=mayfield.sirena.org.uk, nis-domain=(none)
 1008 14:58:37.010830  [   21.123118] input: PS/2 Generic Mouse as /devices/platform/bus@8000000/bus@8000000:motherboard-bus/bus@8000000:motherboard-bus:iofpga-bus@300000000/1c070000.kmi/serio1/input/input4
 1009 14:58:37.014945  [   21.124350]      bootserver=192.168.56.254, rootserver=192.168.56.230, rootpath=
 1010 14:58:37.015376  [   21.140507]      nameserver0=192.168.56.254
 1011 14:58:37.015749  [   21.152376]      ntpserver0=50.205.244.22, ntpserver1=85.199.214.99
 1012 14:58:37.016091  [   21.159535] ALSA device list:
 1013 14:58:37.016411  [   21.162707]   No soundcards found.
 1014 14:58:37.016758  [   21.167065] uart-pl011 7ff80000.serial: no DMA platform data
 1015 14:58:37.077296  [   21.216277] Freeing unused kernel memory: 9728K
 1016 14:58:37.077805  [   21.221287] Run /init as init process
 1017 14:58:37.114688  [   21.251599] psmouse serio1: Failed to enable mouse on 1c070000.kmi
 1018 14:58:37.130273  Loading, please wait...
 1019 14:58:37.258227  Starting version 247.3-7+deb11u1
 1020 14:58:39.944905  [   24.092909] tda998x 0-0070: found TDA19988
 1021 14:58:40.088717  [   24.230275] tda998x 0-0071: found TDA19988
 1022 14:58:40.136749  Begin: Loading essential drivers ... done.
 1023 14:58:40.171515  Begin: Running /scripts/init-premount ... done.
 1024 14:58:40.175915  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 1025 14:58:40.176348  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
 1026 14:58:40.190690  Device /sys/class/net/erspan0 found
 1027 14:58:40.191168  done.
 1028 14:58:40.379394  IP-Config: eth0 hardware address 00:02:f7:00:58:4d mtu 1500 DHCP
 1029 14:58:40.412414  IP-Config: gretap0 hardware address 00:00:00:00:00:00 mtu 1462 DHCP
 1030 14:58:40.412958  SIOCSIFFLAGS: Cannot assign requested address
 1031 14:58:40.417284  IP-Config: erspan0 hardware address 00:00:00:00:00:00 mtu 1450 DHCP
 1032 14:58:40.417700  SIOCSIFFLAGS: Cannot assign requested address
 1033 14:58:40.470386  IP-Config: eth0 complete (dhcp from 192.168.56.254):
 1034 14:58:40.470922   address: 192.168.56.208   broadcast: 192.168.56.255   netmask: 255.255.255.0   
 1035 14:58:40.471295   gateway: 192.168.56.254   dns0     : 192.168.56.254   dns1   : 0.0.0.0         
 1036 14:58:40.475675   domain : mayfield.sirena.org.uk                                          
 1037 14:58:40.476091   rootserver: 192.168.56.254 rootpath: 
 1038 14:58:40.476435   filename  : 
 1039 14:58:40.617242  done.
 1040 14:58:40.636081  Begin: Running /scripts/nfs-bottom ... done.
 1041 14:58:40.735409  Begin: Running /scripts/init-bottom ... done.
 1042 14:58:43.517879  [   27.655323] systemd[1]: System time before build time, advancing clock.
 1043 14:58:43.923585  [   28.042554] systemd[1]: systemd 247.3-7+deb11u1 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)
 1044 14:58:43.928438  [   28.069798] systemd[1]: Detected architecture arm64.
 1045 14:58:43.958675  
 1046 14:58:43.959181  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 1047 14:58:43.959551  
 1048 14:58:43.990706  [   28.128229] systemd[1]: Set hostname to <debian-bullseye-arm64>.
 1049 14:58:45.688699  [   29.819212] systemd[1]: Queued start job for default target Graphical Interface.
 1050 14:58:45.693514  [   29.831757] random: systemd: uninitialized urandom read (16 bytes read)
 1051 14:58:45.723665  [   29.857765] systemd[1]: Created slice system-getty.slice.
 1052 14:58:45.728351  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 1053 14:58:45.756631  [   29.880627] random: systemd: uninitialized urandom read (16 bytes read)
 1054 14:58:45.757173  [   29.893823] systemd[1]: Created slice system-modprobe.slice.
 1055 14:58:45.761873  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 1056 14:58:45.797630  [   29.916621] random: systemd: uninitialized urandom read (16 bytes read)
 1057 14:58:45.798142  [   29.932175] systemd[1]: Created slice system-serial\x2dgetty.slice.
 1058 14:58:45.802569  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 1059 14:58:45.824750  [   29.958286] systemd[1]: Created slice User and Session Slice.
 1060 14:58:45.825250  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 1061 14:58:45.851677  [   29.982117] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 1062 14:58:45.856512  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 1063 14:58:45.910309  [   30.009789] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 1064 14:58:45.910849  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 1065 14:58:45.915720  [   30.032870] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
 1066 14:58:45.916168  [   30.045174] systemd[1]: Reached target Local Encrypted Volumes.
 1067 14:58:45.916630  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 1068 14:58:45.917098  [   30.064590] systemd[1]: Reached target Paths.
 1069 14:58:45.928765  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 1070 14:58:45.987528  [   30.084473] systemd[1]: Reached target Remote File Systems.
 1071 14:58:45.988057  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 1072 14:58:45.988535  [   30.104616] systemd[1]: Reached target Slices.
 1073 14:58:45.993397  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 1074 14:58:45.993828  [   30.124660] systemd[1]: Reached target Swap.
 1075 14:58:45.994285  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 1076 14:58:46.008470  [   30.146112] systemd[1]: Listening on initctl Compatibility Named Pipe.
 1077 14:58:46.013371  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 1078 14:58:46.037461  [   30.172459] systemd[1]: Listening on Journal Audit Socket.
 1079 14:58:46.042323  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 1080 14:58:46.058538  [   30.196231] systemd[1]: Listening on Journal Socket (/dev/log).
 1081 14:58:46.063470  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 1082 14:58:46.106367  [   30.219294] systemd[1]: Listening on Journal Socket.
 1083 14:58:46.106883  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 1084 14:58:46.107359  [   30.239911] systemd[1]: Listening on Network Service Netlink Socket.
 1085 14:58:46.112297  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 1086 14:58:46.127383  [   30.266406] systemd[1]: Listening on udev Control Socket.
 1087 14:58:46.132408  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 1088 14:58:46.155320  [   30.290646] systemd[1]: Listening on udev Kernel Socket.
 1089 14:58:46.155827  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 1090 14:58:46.192382  [   30.333497] systemd[1]: Mounting Huge Pages File System...
 1091 14:58:46.197506           Mounting [0;1;39mHuge Pages File System[0m...
 1092 14:58:46.238325  [   30.373005] systemd[1]: Mounting POSIX Message Queue File System...
 1093 14:58:46.243651           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 1094 14:58:46.287136  [   30.417327] systemd[1]: Mounting Kernel Debug File System...
 1095 14:58:46.287792           Mounting [0;1;39mKernel Debug File System[0m...
 1096 14:58:46.320231  [   30.457237] systemd[1]: Mounting Kernel Trace File System...
 1097 14:58:46.325949           Mounting [0;1;39mKernel Trace File System[0m...
 1098 14:58:46.381148  [   30.515941] systemd[1]: Starting Create list of static device nodes for the current kernel...
 1099 14:58:46.386853           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 1100 14:58:46.427201  [   30.561879] systemd[1]: Starting Load Kernel Module configfs...
 1101 14:58:46.433006           Starting [0;1;39mLoad Kernel Module configfs[0m...
 1102 14:58:46.464192  [   30.602092] systemd[1]: Starting Load Kernel Module drm...
 1103 14:58:46.469775           Starting [0;1;39mLoad Kernel Module drm[0m...
 1104 14:58:46.506156  [   30.646890] systemd[1]: Starting Load Kernel Module fuse...
 1105 14:58:46.511771           Starting [0;1;39mLoad Kernel Module fuse[0m...
 1106 14:58:46.538992  [   30.675017] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 1107 14:58:46.577189  [   30.717818] systemd[1]: Starting Journal Service...
 1108 14:58:46.582883           Starting [0;1;39mJournal Service[0m...
 1109 14:58:46.628364  [   30.775078] fuse: init (API version 7.32)
 1110 14:58:46.663104  [   30.802478] systemd[1]: Starting Load Kernel Modules...
 1111 14:58:46.668468           Starting [0;1;39mLoad Kernel Modules[0m...
 1112 14:58:46.706101  [   30.840874] systemd[1]: Starting Remount Root and Kernel File Systems...
 1113 14:58:46.711511           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 1114 14:58:46.725165  [   30.865166] random: systemd: uninitialized urandom read (16 bytes read)
 1115 14:58:46.761944  [   30.892074] systemd[1]: Starting Coldplug All udev Devices...
 1116 14:58:46.762483           Starting [0;1;39mColdplug All udev Devices[0m...
 1117 14:58:46.814982  [   30.949752] systemd[1]: Mounted Huge Pages File System.
 1118 14:58:46.815510  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 1119 14:58:46.837041  [   30.971177] systemd[1]: Mounted POSIX Message Queue File System.
 1120 14:58:46.842418  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 1121 14:58:46.864030  [   30.995409] systemd[1]: Mounted Kernel Debug File System.
 1122 14:58:46.869354  [[0;32m  OK  [0m] Mounted [0;1[   31.002647] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1123 14:58:46.869809  ;39mKernel Debug File System[0m.
 1124 14:58:46.892054  [   31.027482] systemd[1]: Mounted Kernel Trace File System.
 1125 14:58:46.897381  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 1126 14:58:46.931001  [   31.060709] systemd[1]: Finished Create list of static device nodes for the current kernel.
 1127 14:58:46.936458  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 1128 14:58:46.974937  [   31.095710] systemd[1]: modprobe@configfs.service: Succeeded.
 1129 14:58:46.975473  [   31.110298] systemd[1]: Finished Load Kernel Module configfs.
 1130 14:58:46.980901  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 1131 14:58:46.994105  [   31.142479] systemd[1]: modprobe@drm.service: Succeeded.
 1132 14:58:47.020906  [   31.156390] systemd[1]: Finished Load Kernel Module drm.
 1133 14:58:47.021440  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 1134 14:58:47.064897  [   31.186353] systemd[1]: modprobe@fuse.service: Succeeded.
 1135 14:58:47.065420  [   31.200384] systemd[1]: Finished Load Kernel Module fuse.
 1136 14:58:47.065794  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 1137 14:58:47.090999  [   31.231428] systemd[1]: Finished Load Kernel Modules.
 1138 14:58:47.096927  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 1139 14:58:47.123911  [   31.258162] systemd[1]: Finished Remount Root and Kernel File Systems.
 1140 14:58:47.129906  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 1141 14:58:47.148068  [   31.284539] random: systemd: uninitialized urandom read (16 bytes read)
 1142 14:58:47.184533  [   31.311220] systemd[1]: Mounting FUSE Control File System...
 1143 14:58:47.185077           Mounting [0;1;39mFUSE Control File System[0m...
 1144 14:58:47.228797  [   31.363490] systemd[1]: Mounting Kernel Configuration File System...
 1145 14:58:47.235225           Mounting [0;1;39mKernel Configuration File System[0m...
 1146 14:58:47.269847  [   31.398462] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 1147 14:58:47.276042  [   31.408597] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 1148 14:58:47.307858  [   31.448801] systemd[1]: Starting Load/Save Random Seed...
 1149 14:58:47.313975           Starting [0;1;39mLoad/Save Random Seed[0m...
 1150 14:58:47.361601  [   31.496930] systemd[1]: Starting Apply Kernel Variables...
 1151 14:58:47.367952           Starting [0;1;39mApply Kernel Variables[0m...
 1152 14:58:47.402733  [   31.542854] systemd[1]: Starting Create System Users...
 1153 14:58:47.409151           Starting [0;1;39mCreate System Users[0m...
 1154 14:58:47.421815  [   31.574430] systemd[1]: Started Journal Service.
 1155 14:58:47.437849  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 1156 14:58:47.485837  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 1157 14:58:47.501781  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 1158 14:58:47.560429           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 1159 14:58:47.600892  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 1160 14:58:47.741737  [   31.880591] systemd-journald[241]: Received client request to flush runtime journal.
 1161 14:58:47.769347  [   31.904339] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1162 14:58:47.814701  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 1163 14:58:47.830705  [   31.971673] random: systemd: uninitialized urandom read (16 bytes read)
 1164 14:58:47.874262           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 1165 14:58:49.104757  [   33.245654] random: crng init done
 1166 14:58:49.109896  [   33.249386] random: 48 urandom warning(s) missed due to ratelimiting
 1167 14:58:49.152333  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 1168 14:58:49.182777  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 1169 14:58:49.215673  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 1170 14:58:49.221906  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 1171 14:58:49.289711           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 1172 14:58:50.113555  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 1173 14:58:50.141218  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 1174 14:58:50.188354           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 1175 14:58:50.404899  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 1176 14:58:50.481159           Starting [0;1;39mNetwork Service[0m...
 1177 14:58:51.423550  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 1178 14:58:51.542525           Starting [0;1;39mNetwork Time Synchronization[0m...
 1179 14:58:51.593658           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 1180 14:58:51.769491  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 1181 14:58:51.849418           Starting [0;1;39mNetwork Name Resolution[0m...
 1182 14:58:51.929476  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 1183 14:58:52.405099  [[0;32m  OK  [0m] Started [0;1;39mNetwork Time Synchronization[0m.
 1184 14:58:52.405698  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 1185 14:58:52.406070  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 1186 14:58:52.412639  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Set[0m.
 1187 14:58:52.426000  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
 1188 14:58:52.599517  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 1189 14:58:52.819895  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 1190 14:58:52.859788  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 1191 14:58:52.904872  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 1192 14:58:52.917768  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 1193 14:58:52.966702  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 1194 14:58:52.980031  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 1195 14:58:53.003794  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 1196 14:58:53.064830  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 1197 14:58:53.262663           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 1198 14:58:54.299023           Starting [0;1;39mUser Login Management[0m...
 1199 14:58:54.362882  [[0;32m  OK  [0m] Found device [0;1;39m/dev/ttyAMA0[0m.
 1200 14:58:56.251646  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 1201 14:58:56.341326  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 1202 14:58:56.370112  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 1203 14:58:56.401886  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 1204 14:58:56.408489  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 1205 14:58:56.453083           Starting [0;1;39mPermit User Sessions[0m...
 1206 14:58:56.580960  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 1207 14:58:56.609970  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 1208 14:58:56.659938  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyAMA0[0m.
 1209 14:58:56.683785  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 1210 14:58:56.690471  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 1211 14:58:56.702921  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 1212 14:58:56.745100           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 1213 14:58:56.900113  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 1214 14:58:57.013720  
 1215 14:58:57.014364  Debian GNU/Linux 11 debian-bullseye-arm64 ttyAMA0
 1216 14:58:57.014806  
 1217 14:58:57.021676  debian-bullseye-arm64 login: root (automatic login)
 1218 14:58:57.022122  
 1219 14:58:57.914247  Linux debian-bullseye-arm64 5.10.161-cip22 #1 SMP PREEMPT Wed Dec 21 19:20:04 UTC 2022 aarch64
 1220 14:58:57.914812  
 1221 14:58:57.915236  The programs included with the Debian GNU/Linux system are free software;
 1222 14:58:57.915615  the exact distribution terms for each program are described in the
 1223 14:58:57.915948  individual files in /usr/share/doc/*/copyright.
 1224 14:58:57.916268  
 1225 14:58:57.923176  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1226 14:58:57.923682  permitted by applicable law.
 1227 14:59:00.098937  Matched prompt #7: / #
 1229 14:59:00.100294  Setting prompt string to ['/ #']
 1230 14:59:00.100818  end: 2.4.4.1 login-action (duration 00:00:45) [common]
 1232 14:59:00.101922  end: 2.4.4 auto-login-action (duration 00:00:45) [common]
 1233 14:59:00.102395  start: 2.4.5 expect-shell-connection (timeout 00:01:17) [common]
 1234 14:59:00.102784  Setting prompt string to ['/ #']
 1235 14:59:00.103152  Forcing a shell prompt, looking for ['/ #']
 1237 14:59:00.154267  / # 
 1238 14:59:00.154864  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1239 14:59:00.155369  Waiting using forced prompt support (timeout 00:02:30)
 1240 14:59:00.172110  
 1241 14:59:00.172962  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1242 14:59:00.173503  start: 2.4.6 export-device-env (timeout 00:01:17) [common]
 1243 14:59:00.173939  Sending with 100 millisecond of delay
 1245 14:59:12.603666  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s'
 1246 14:59:12.705076  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/312272/extract-nfsrootfs-bisnz41s'
 1247 14:59:12.705878  Sending with 100 millisecond of delay
 1249 14:59:18.342866  / # export NFS_SERVER_IP='192.168.56.230'
 1250 14:59:18.444247  export NFS_SERVER_IP='192.168.56.230'
 1251 14:59:18.445192  end: 2.4.6 export-device-env (duration 00:00:18) [common]
 1252 14:59:18.445753  end: 2.4 uboot-commands (duration 00:04:01) [common]
 1253 14:59:18.446255  end: 2 uboot-action (duration 00:04:01) [common]
 1254 14:59:18.446785  start: 3 lava-test-retry (timeout 00:04:56) [common]
 1255 14:59:18.447281  start: 3.1 lava-test-shell (timeout 00:04:56) [common]
 1256 14:59:18.447699  Using namespace: common
 1258 14:59:18.549215  / # #
 1259 14:59:18.549847  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1260 14:59:18.562258  #
 1261 14:59:18.578551  Using /lava-312272
 1263 14:59:18.680183  / # export SHELL=/bin/bash
 1264 14:59:18.690208  export SHELL=/bin/bash
 1266 14:59:18.807744  / # . /lava-312272/environment
 1267 14:59:18.818159  . /lava-312272/environment
 1269 14:59:18.935667  / # /lava-312272/bin/lava-test-runner /lava-312272/0
 1270 14:59:18.936260  Test shell timeout: 10s (minimum of the action and connection timeout)
 1271 14:59:18.946030  /lava-312272/bin/lava-test-runner /lava-312272/0
 1272 14:59:19.923418  + export TESTRUN_ID=0_timesync-off
 1273 14:59:19.926665  + TESTRUN_ID=0_timesync-off
 1274 14:59:19.927147  + cd /lava-312272/0/tests/0_timesync-off
 1275 14:59:19.927533  ++ cat uuid
 1276 14:59:19.991346  + UUID=312272_1.6.2.4.1
 1277 14:59:19.991872  + set +x
 1278 14:59:19.994629  <LAVA_SIGNAL_STARTRUN 0_timesync-off 312272_1.6.2.4.1>
 1279 14:59:19.995136  + systemctl stop systemd-timesyncd
 1280 14:59:19.995849  Received signal: <STARTRUN> 0_timesync-off 312272_1.6.2.4.1
 1281 14:59:19.996266  Starting test lava.0_timesync-off (312272_1.6.2.4.1)
 1282 14:59:19.996743  Skipping test definition patterns.
 1283 14:59:20.186486  + set +x
 1284 14:59:20.202376  <LAVA_SIGNAL_ENDRUN 0_timesync-off 312272_1.6.2.4.1>
 1285 14:59:20.203190  Received signal: <ENDRUN> 0_timesync-off 312272_1.6.2.4.1
 1286 14:59:20.203652  Ending use of test pattern.
 1287 14:59:20.204013  Ending test lava.0_timesync-off (312272_1.6.2.4.1), duration 0.21
 1289 14:59:20.539109  + export TESTRUN_ID=1_kselftest-lkdtm
 1290 14:59:20.539673  + TESTRUN_ID=1_kselftest-lkdtm
 1291 14:59:20.540046  + cd /lava-312272/0/tests/1_kselftest-lkdtm
 1292 14:59:20.542405  ++ cat uuid
 1293 14:59:20.625032  + UUID=312272_1.6.2.4.5
 1294 14:59:20.625610  + set +x
 1295 14:59:20.625982  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 312272_1.6.2.4.5>
 1296 14:59:20.626592  Received signal: <STARTRUN> 1_kselftest-lkdtm 312272_1.6.2.4.5
 1297 14:59:20.626955  Starting test lava.1_kselftest-lkdtm (312272_1.6.2.4.5)
 1298 14:59:20.627373  Skipping test definition patterns.
 1299 14:59:20.627919  + cd ./automated/linux/kselftest/
 1300 14:59:20.628718  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s false -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S skipfile-lkft.yaml -b juno-uboot -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1301 14:59:20.752225  INFO: Generating a skipfile based on /lava-312272/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/skipfile-lkft.yaml
 1302 14:59:21.293911  INFO: Using the following generated skipfile contents (until EOF):
 1303 14:59:21.294496  breakpoints:breakpoint_test
 1304 14:59:21.316606  breakpoints:step_after_suspend_test
 1305 14:59:21.317152  ftrace:ftracetest
 1306 14:59:21.317623  net:rtnetlink.sh
 1307 14:59:21.318061  net:tls
 1308 14:59:21.318485  netfilter:bridge_brouter.sh
 1309 14:59:21.318924  netfilter:nft_flowtable.sh
 1310 14:59:21.319899  netfilter:nft_trans_stress.sh
 1311 14:59:21.320306  pidfd:pidfd_wait
 1312 14:59:21.320801  INFO: EOF
 1313 14:59:21.495764  INFO: Installing sed perl wget xz-utils iproute2
 1314 14:59:23.446724  Get:1 http://deb.debian.org/debian bullseye InRelease [116 kB]
 1315 14:59:27.044735  Get:2 http://deb.debian.org/debian bullseye/main arm64 Packages [8072 kB]
 1316 14:59:33.037857  Get:3 http://deb.debian.org/debian bullseye/main Translation-en [6240 kB]
 1317 14:59:51.555950  Fetched 14.4 MB in 28s (506 kB/s)
 1318 15:00:16.182923  Reading package lists...
 1319 15:00:23.267232  Reading package lists...
 1320 15:00:23.906875  Building dependency tree...
 1321 15:00:23.922801  Reading state information...
 1322 15:00:24.059664  iproute2 is already the newest version (5.10.0-4).
 1323 15:00:24.060218  perl is already the newest version (5.32.1-4+deb11u2).
 1324 15:00:24.060618  sed is already the newest version (4.7-1).
 1325 15:00:24.061049  wget is already the newest version (1.21-1+deb11u1).
 1326 15:00:24.063038  xz-utils is already the newest version (5.2.5-2.1~deb11u1).
 1327 15:00:25.059223  0 upgraded, 0 newly installed, 0 to remove and 17 not upgraded.
 1328 15:00:25.365984  --2022-12-22 15:00:25--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.158-cip22-142-g79bb6f9db05d/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz
 1329 15:00:25.411826  Resolving storage.kernelci.org (storage.kernelci.org)... 52.250.1.28
 1330 15:00:25.574924  Connecting to storage.kernelci.org (storage.kernelci.org)|52.250.1.28|:80... connected.
 1331 15:00:25.748772  HTTP request sent, awaiting response... 200 OK
 1332 15:00:25.749315  Length: 1729848 (1.6M) [application/octet-stream]
 1333 15:00:25.749685  Saving to: 'kselftest.tar.xz'
 1334 15:00:25.750029  
 1335 15:00:33.689632  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      1%[                    ]  19.04K  87.6KB/s               kselftest.tar.xz      3%[                    ]  52.05K   110KB/s               kselftest.tar.xz      4%[                    ]  80.33K   117KB/s               kselftest.tar.xz      6%[>                   ] 105.78K   115KB/s               kselftest.tar.xz      8%[>                   ] 135.48K   120KB/s               kselftest.tar.xz      9%[>                   ] 163.76K   123KB/s               kselftest.tar.xz     11%[=>                  ] 193.46K   124KB/s               kselftest.tar.xz     13%[=>                  ] 224.57K   128KB/s               kselftest.tar.xz     15%[==>                 ] 261.33K   133KB/s               kselftest.tar.xz     17%[==>                 ] 292.44K   133KB/s               kselftest.tar.xz     19%[==>                 ] 324.96K   135KB/s               kselftest.tar.xz     21%[===>                ] 361.73K   138KB/s               kselftest.tar.xz     23%[===>                ] 392.84K   139KB/s               kselftest.tar.xz     25%[====>               ] 426.78K   140KB/s    eta 9s     kselftest.tar.xz     27%[====>               ] 467.78K   144KB/s    eta 9s     kselftest.tar.xz     29%[====>               ] 501.72K   148KB/s    eta 9s     kselftest.tar.xz     31%[=====>              ] 538.49K   150KB/s    eta 9s     kselftest.tar.xz     34%[=====>              ] 583.74K   155KB/s    eta 9s     kselftest.tar.xz     36%[======>             ] 623.33K   160KB/s    eta 7s     kselftest.tar.xz     39%[======>             ] 661.51K   163KB/s    eta 7s     kselftest.tar.xz     42%[=======>            ] 711.00K   170KB/s    eta 7s     kselftest.tar.xz     44%[=======>            ] 756.25K   175KB/s    eta 7s     kselftest.tar.xz     47%[========>           ] 797.26K   178KB/s    eta 7s     kselftest.tar.xz     50%[=========>          ] 849.58K   183KB/s    eta 5s     kselftest.tar.xz     53%[=========>          ] 896.25K   189KB/s    eta 5s     kselftest.tar.xz     55%[==========>         ] 938.67K   192KB/s    eta 5s     kselftest.tar.xz     58%[==========>         ] 988.16K   196KB/s    eta 5s     kselftest.tar.xz     61%[===========>        ]   1.02M   204KB/s    eta 5s     kselftest.tar.xz     65%[============>       ]   1.07M   210KB/s    eta 3s     kselftest.tar.xz     68%[============>       ]   1.13M   216KB/s    eta 3s     kselftest.tar.xz     72%[=============>      ]   1.20M   228KB/s    eta 3s     kselftest.tar.xz     77%[==============>     ]   1.28M   236KB/s    eta 3s     kselftest.tar.xz     82%[===============>    ]   1.36M   252KB/s    eta 3s     kselftest.tar.xz     86%[================>   ]   1.43M   253KB/s    eta 1s     kselftest.tar.xz     94%[=================>  ]   1.55M   278KB/s    eta 1s     kselftest.tar.xz     96%[==================> ]   1.59M   274KB/s    eta 1s     kselftest.tar.xz    100%[===================>]   1.65M   288KB/s    in 7.9s    
 1336 15:00:33.690342  
 1337 15:00:33.897518  2022-12-22 15:00:33 (213 KB/s) - 'kselftest.tar.xz' saved [1729848/1729848]
 1338 15:00:33.898060  
 1339 15:00:41.912264  skiplist:
 1340 15:00:41.912872  ========================================
 1341 15:00:41.915522  breakpoints:breakpoint_test
 1342 15:00:42.618969  breakpoints:step_after_suspend_test
 1343 15:00:42.683029  ftrace:ftracetest
 1344 15:00:42.746830  net:rtnetlink.sh
 1345 15:00:42.810911  net:tls
 1346 15:00:42.890791  netfilter:bridge_brouter.sh
 1347 15:00:42.954822  netfilter:nft_flowtable.sh
 1348 15:00:43.018808  netfilter:nft_trans_stress.sh
 1349 15:00:43.082745  pidfd:pidfd_wait
 1350 15:00:43.146704  ========================================
 1351 15:00:43.354811  lkdtm:PANIC.sh
 1352 15:00:43.355376  lkdtm:BUG.sh
 1353 15:00:43.355756  lkdtm:WARNING.sh
 1354 15:00:43.356206  lkdtm:WARNING_MESSAGE.sh
 1355 15:00:43.356543  lkdtm:EXCEPTION.sh
 1356 15:00:43.357012  lkdtm:LOOP.sh
 1357 15:00:43.357360  lkdtm:EXHAUST_STACK.sh
 1358 15:00:43.357675  lkdtm:CORRUPT_STACK.sh
 1359 15:00:43.358050  lkdtm:CORRUPT_STACK_STRONG.sh
 1360 15:00:43.358422  lkdtm:CORRUPT_LIST_ADD.sh
 1361 15:00:43.358732  lkdtm:CORRUPT_LIST_DEL.sh
 1362 15:00:43.359037  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1363 15:00:43.359463  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1364 15:00:43.360185  lkdtm:UNSET_SMEP.sh
 1365 15:00:43.360535  lkdtm:DOUBLE_FAULT.sh
 1366 15:00:43.360907  lkdtm:CORRUPT_PAC.sh
 1367 15:00:43.361218  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1368 15:00:43.361525  lkdtm:OVERWRITE_ALLOCATION.sh
 1369 15:00:43.361828  lkdtm:WRITE_AFTER_FREE.sh
 1370 15:00:43.397935  lkdtm:READ_AFTER_FREE.sh
 1371 15:00:43.398465  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1372 15:00:43.398841  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1373 15:00:43.399181  lkdtm:SLAB_FREE_DOUBLE.sh
 1374 15:00:43.399664  lkdtm:SLAB_FREE_CROSS.sh
 1375 15:00:43.399998  lkdtm:SLAB_FREE_PAGE.sh
 1376 15:00:43.400307  lkdtm:SOFTLOCKUP.sh
 1377 15:00:43.400613  lkdtm:HARDLOCKUP.sh
 1378 15:00:43.401304  lkdtm:SPINLOCKUP.sh
 1379 15:00:43.401788  lkdtm:HUNG_TASK.sh
 1380 15:00:43.402158  lkdtm:EXEC_DATA.sh
 1381 15:00:43.402470  lkdtm:EXEC_STACK.sh
 1382 15:00:43.402778  lkdtm:EXEC_KMALLOC.sh
 1383 15:00:43.403080  lkdtm:EXEC_VMALLOC.sh
 1384 15:00:43.403381  lkdtm:EXEC_RODATA.sh
 1385 15:00:43.403826  lkdtm:EXEC_USERSPACE.sh
 1386 15:00:43.404139  lkdtm:EXEC_NULL.sh
 1387 15:00:43.404439  lkdtm:ACCESS_USERSPACE.sh
 1388 15:00:43.404786  lkdtm:ACCESS_NULL.sh
 1389 15:00:43.405175  lkdtm:WRITE_RO.sh
 1390 15:00:43.405490  lkdtm:WRITE_RO_AFTER_INIT.sh
 1391 15:00:43.441035  lkdtm:WRITE_KERN.sh
 1392 15:00:43.441631  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1393 15:00:43.442018  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1394 15:00:43.442460  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1395 15:00:43.443183  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1396 15:00:43.443564  lkdtm:REFCOUNT_DEC_ZERO.sh
 1397 15:00:43.443893  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1398 15:00:43.444226  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1399 15:00:43.444622  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1400 15:00:43.445001  lkdtm:REFCOUNT_INC_ZERO.sh
 1401 15:00:43.445359  lkdtm:REFCOUNT_ADD_ZERO.sh
 1402 15:00:43.445907  lkdtm:REFCOUNT_INC_SATURATED.sh
 1403 15:00:43.446357  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1404 15:00:43.446886  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1405 15:00:43.447263  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1406 15:00:43.484203  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1407 15:00:43.484813  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1408 15:00:43.485311  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1409 15:00:43.485747  lkdtm:REFCOUNT_TIMING.sh
 1410 15:00:43.486212  lkdtm:ATOMIC_TIMING.sh
 1411 15:00:43.486631  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1412 15:00:43.487085  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1413 15:00:43.487871  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1414 15:00:43.488239  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1415 15:00:43.488672  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1416 15:00:43.489026  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1417 15:00:43.489341  lkdtm:USERCOPY_STACK_BEYOND.sh
 1418 15:00:43.489730  lkdtm:USERCOPY_KERNEL.sh
 1419 15:00:43.490044  lkdtm:STACKLEAK_ERASING.sh
 1420 15:00:43.527350  lkdtm:CFI_FORWARD_PROTO.sh
 1421 15:00:43.527877  ============== Tests to run ===============
 1422 15:00:43.528249  lkdtm:PANIC.sh
 1423 15:00:43.528587  lkdtm:BUG.sh
 1424 15:00:43.528977  lkdtm:WARNING.sh
 1425 15:00:43.529299  lkdtm:WARNING_MESSAGE.sh
 1426 15:00:43.529608  lkdtm:EXCEPTION.sh
 1427 15:00:43.529912  lkdtm:LOOP.sh
 1428 15:00:43.530214  lkdtm:EXHAUST_STACK.sh
 1429 15:00:43.530538  lkdtm:CORRUPT_STACK.sh
 1430 15:00:43.530905  lkdtm:CORRUPT_STACK_STRONG.sh
 1431 15:00:43.531212  lkdtm:CORRUPT_LIST_ADD.sh
 1432 15:00:43.531521  lkdtm:CORRUPT_LIST_DEL.sh
 1433 15:00:43.532188  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1434 15:00:43.532557  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1435 15:00:43.532917  lkdtm:UNSET_SMEP.sh
 1436 15:00:43.533225  lkdtm:DOUBLE_FAULT.sh
 1437 15:00:43.533528  lkdtm:CORRUPT_PAC.sh
 1438 15:00:43.533870  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1439 15:00:43.534314  lkdtm:OVERWRITE_ALLOCATION.sh
 1440 15:00:43.570566  lkdtm:WRITE_AFTER_FREE.sh
 1441 15:00:43.571093  lkdtm:READ_AFTER_FREE.sh
 1442 15:00:43.571463  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1443 15:00:43.571798  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1444 15:00:43.572120  lkdtm:SLAB_FREE_DOUBLE.sh
 1445 15:00:43.572526  lkdtm:SLAB_FREE_CROSS.sh
 1446 15:00:43.573218  lkdtm:SLAB_FREE_PAGE.sh
 1447 15:00:43.573563  lkdtm:SOFTLOCKUP.sh
 1448 15:00:43.573974  lkdtm:HARDLOCKUP.sh
 1449 15:00:43.574347  lkdtm:SPINLOCKUP.sh
 1450 15:00:43.574657  lkdtm:HUNG_TASK.sh
 1451 15:00:43.574961  lkdtm:EXEC_DATA.sh
 1452 15:00:43.575274  lkdtm:EXEC_STACK.sh
 1453 15:00:43.575593  lkdtm:EXEC_KMALLOC.sh
 1454 15:00:43.575952  lkdtm:EXEC_VMALLOC.sh
 1455 15:00:43.576271  lkdtm:EXEC_RODATA.sh
 1456 15:00:43.576605  lkdtm:EXEC_USERSPACE.sh
 1457 15:00:43.576956  lkdtm:EXEC_NULL.sh
 1458 15:00:43.577342  lkdtm:ACCESS_USERSPACE.sh
 1459 15:00:43.577705  lkdtm:ACCESS_NULL.sh
 1460 15:00:43.613672  lkdtm:WRITE_RO.sh
 1461 15:00:43.614206  lkdtm:WRITE_RO_AFTER_INIT.sh
 1462 15:00:43.614571  lkdtm:WRITE_KERN.sh
 1463 15:00:43.614904  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1464 15:00:43.615225  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1465 15:00:43.615859  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1466 15:00:43.616209  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1467 15:00:43.616526  lkdtm:REFCOUNT_DEC_ZERO.sh
 1468 15:00:43.616893  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1469 15:00:43.617226  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1470 15:00:43.617536  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1471 15:00:43.617942  lkdtm:REFCOUNT_INC_ZERO.sh
 1472 15:00:43.618257  lkdtm:REFCOUNT_ADD_ZERO.sh
 1473 15:00:43.618563  lkdtm:REFCOUNT_INC_SATURATED.sh
 1474 15:00:43.618941  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1475 15:00:43.656923  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1476 15:00:43.657437  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1477 15:00:43.657802  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1478 15:00:43.658135  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1479 15:00:43.658457  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1480 15:00:43.659091  lkdtm:REFCOUNT_TIMING.sh
 1481 15:00:43.659437  lkdtm:ATOMIC_TIMING.sh
 1482 15:00:43.659751  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1483 15:00:43.660061  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1484 15:00:43.660435  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1485 15:00:43.660803  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1486 15:00:43.661114  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1487 15:00:43.661420  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1488 15:00:43.661799  lkdtm:USERCOPY_STACK_BEYOND.sh
 1489 15:00:43.662116  lkdtm:USERCOPY_KERNEL.sh
 1490 15:00:43.677266  lkdtm:STACKLEAK_ERASING.sh
 1491 15:00:43.677762  lkdtm:CFI_FORWARD_PROTO.sh
 1492 15:00:43.680450  ===========End Tests to run ===============
 1493 15:00:46.990747  [  151.141292] kselftest: Running tests in lkdtm
 1494 15:00:47.038716  TAP version 13
 1495 15:00:47.102653  1..70
 1496 15:00:47.150625  # selftests: lkdtm: PANIC.sh
 1497 15:00:47.502462  # Skipping PANIC: crashes entire system
 1498 15:00:47.534349  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1499 15:00:47.598366  # selftests: lkdtm: BUG.sh
 1500 15:00:48.062190  [  152.213064] lkdtm: Performing direct entry BUG
 1501 15:00:48.102514  [  152.217996] ------------[ cut here ]------------
 1502 15:00:48.103038  [  152.222641] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1503 15:00:48.103413  [  152.228012] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
 1504 15:00:48.103752  [  152.233512] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1505 15:00:48.104430  [  152.242988] CPU: 1 PID: 788 Comm: cat Not tainted 5.10.161-cip22 #1
 1506 15:00:48.104839  [  152.249267] Hardware name: ARM Juno development board (r0) (DT)
 1507 15:00:48.106021  [  152.255201] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1508 15:00:48.145847  [  152.261226] pc : lkdtm_BUG+0x8/0x10
 1509 15:00:48.146427  [  152.264722] lr : lkdtm_do_action+0x24/0x40
 1510 15:00:48.146798  [  152.268826] sp : ffff8000148d3d10
 1511 15:00:48.147134  [  152.272146] x29: ffff8000148d3d10 x28: ffff000807810000 
 1512 15:00:48.147823  [  152.277480] x27: 0000000000000000 x26: 0000000000000000 
 1513 15:00:48.148195  [  152.282814] x25: ffff8000114f1970 x24: ffff8000148d3e20 
 1514 15:00:48.148521  [  152.288147] x23: 0000000000000004 x22: ffff0008038eb000 
 1515 15:00:48.148925  [  152.293479] x21: ffff800011a03b18 x20: ffff8000114f1980 
 1516 15:00:48.149662  [  152.298812] x19: 0000000000000001 x18: ffff800012aa7b90 
 1517 15:00:48.189209  [  152.304144] x17: 0000000000000000 x16: 0000000000000000 
 1518 15:00:48.189716  [  152.309476] x15: 0000000000000028 x14: 0000000000045080 
 1519 15:00:48.190083  [  152.314808] x13: 0000000000000001 x12: 00000000841a8e43 
 1520 15:00:48.190423  [  152.320140] x11: ffff000807810880 x10: ffff8000130d6000 
 1521 15:00:48.190746  [  152.325472] x9 : ffff800010a0c284 x8 : 0000000000000000 
 1522 15:00:48.191388  [  152.330805] x7 : ffff8000129c0000 x6 : ffff800012551000 
 1523 15:00:48.191738  [  152.336137] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 1524 15:00:48.192588  [  152.341469] x3 : 0000000000000000 x2 : 0000000000000000 
 1525 15:00:48.232565  [  152.346801] x1 : ffff000807810000 x0 : ffff800010a0c930 
 1526 15:00:48.233148  [  152.352134] Call trace:
 1527 15:00:48.233516  [  152.354587]  lkdtm_BUG+0x8/0x10
 1528 15:00:48.233858  [  152.357735]  direct_entry+0xd0/0x140
 1529 15:00:48.234185  [  152.361321]  full_proxy_write+0x68/0xbc
 1530 15:00:48.234501  [  152.365167]  vfs_write+0xec/0x20c
 1531 15:00:48.235134  [  152.368489]  ksys_write+0x70/0x100
 1532 15:00:48.235484  [  152.371898]  __arm64_sys_write+0x24/0x30
 1533 15:00:48.235823  [  152.375832]  el0_svc_common.constprop.0+0x84/0x1e0
 1534 15:00:48.236192  [  152.380635]  do_el0_svc+0x2c/0x94
 1535 15:00:48.236507  [  152.383960]  el0_svc+0x20/0x30
 1536 15:00:48.236946  [  152.387020]  el0_sync_handler+0xb0/0xb4
 1537 15:00:48.275934  [  152.390864]  el0_sync+0x180/0x1c0
 1538 15:00:48.276435  [  152.394191] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1539 15:00:48.276852  [  152.400302] ---[ end trace ce6c5c8a996b340c ]---
 1540 15:00:48.277197  [  152.404929] note: cat[788] exited with preempt_count 1
 1541 15:00:48.277876  [  152.410079] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1542 15:00:48.278246  [  152.418972] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 788, name: cat
 1543 15:00:48.278575  [  152.426644] INFO: lockdep is turned off.
 1544 15:00:48.279342  [  152.430574] irq event stamp: 1892
 1545 15:00:48.319137  [  152.433901] hardirqs last  enabled at (1891): [<ffff80001125e4ec>] _raw_spin_unlock_irq+0x4c/0xa0
 1546 15:00:48.319654  [  152.442795] hardirqs last disabled at (1892): [<ffff80001124fb24>] el1_dbg+0x24/0x50
 1547 15:00:48.320026  [  152.450558] softirqs last  enabled at (1886): [<ffff800010010a58>] __do_softirq+0x5b8/0x638
 1548 15:00:48.320759  [  152.458931] softirqs last disabled at (1805): [<ffff8000100a8a94>] __irq_exit_rcu+0x174/0x1a0
 1549 15:00:48.322699  [  152.467477] CPU: 1 PID: 788 Comm: cat Tainted: G      D           5.10.161-cip22 #1
 1550 15:00:48.362516  [  152.475149] Hardware name: ARM Juno development board (r0) (DT)
 1551 15:00:48.363019  [  152.481080] Call trace:
 1552 15:00:48.363386  [  152.483533]  dump_backtrace+0x0/0x1e4
 1553 15:00:48.363723  [  152.487203]  show_stack+0x20/0x2c
 1554 15:00:48.364044  [  152.490527]  dump_stack+0xf8/0x168
 1555 15:00:48.364358  [  152.493938]  ___might_sleep+0x158/0x200
 1556 15:00:48.365059  [  152.497782]  __might_sleep+0x58/0x90
 1557 15:00:48.365422  [  152.501367]  exit_signals+0x34/0x24c
 1558 15:00:48.365828  [  152.504951]  do_exit+0xd8/0xb34
 1559 15:00:48.366192  [  152.508099]  die+0x22c/0x26c
 1560 15:00:48.366508  [  152.510986]  bug_handler+0x54/0x74
 1561 15:00:48.366886  [  152.514396]  call_break_hook+0x70/0x84
 1562 15:00:48.367211  [  152.518153]  brk_handler+0x24/0x6c
 1563 15:00:48.405873  [  152.521565]  do_debug_exception+0xd4/0x150
 1564 15:00:48.406371  [  152.525672]  el1_dbg+0x34/0x50
 1565 15:00:48.406753  [  152.528735]  el1_sync_handler+0x9c/0xd0
 1566 15:00:48.407095  [  152.532580]  el1_sync+0x88/0x140
 1567 15:00:48.407420  [  152.535815]  lkdtm_BUG+0x8/0x10
 1568 15:00:48.407734  [  152.538963]  direct_entry+0xd0/0x140
 1569 15:00:48.408045  [  152.542545]  full_proxy_write+0x68/0xbc
 1570 15:00:48.408721  [  152.546390]  vfs_write+0xec/0x20c
 1571 15:00:48.409161  [  152.549712]  ksys_write+0x70/0x100
 1572 15:00:48.409520  [  152.553122]  __arm64_sys_write+0x24/0x30
 1573 15:00:48.409934  [  152.557055]  el0_svc_common.constprop.0+0x84/0x1e0
 1574 15:00:48.450154  [  152.561859]  do_el0_svc+0x2c/0x94
 1575 15:00:48.450886  [  152.565182]  el0_svc+0x20/0x30
 1576 15:00:48.451484  [  152.568243]  el0_sync_handler+0xb0/0xb4
 1577 15:00:48.452014  [  152.572087]  el0_sync+0x180/0x1c0
 1578 15:00:48.452563  [  152.576286] ------------[ cut here ]------------
 1579 15:00:48.453533  [  152.580925] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:624 rcu_eqs_enter.constprop.0+0xe4/0x140
 1580 15:00:48.454171  [  152.589729] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1581 15:00:48.454851  [  152.599205] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D W         5.10.161-cip22 #1
 1582 15:00:48.493516  [  152.607226] Hardware name: ARM Juno development board (r0) (DT)
 1583 15:00:48.494080  [  152.613168] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1584 15:00:48.494563  [  152.619195] pc : rcu_eqs_enter.constprop.0+0xe4/0x140
 1585 15:00:48.494997  [  152.624262] lr : rcu_idle_enter+0x24/0xe0
 1586 15:00:48.495422  [  152.628283] sp : ffff8000135fbe90
 1587 15:00:48.495841  [  152.631609] x29: ffff8000135fbe90 x28: 0000000000000000 
 1588 15:00:48.496631  [  152.636948] x27: 0000000000000000 x26: 0000000000000000 
 1589 15:00:48.497148  [  152.642287] x25: 0000000000000000 x24: 00000023864129c8 
 1590 15:00:48.536823  [  152.647628] x23: 0000000000000000 x22: ffff000806bed880 
 1591 15:00:48.537436  [  152.652964] x21: ffff00097ef3e140 x20: ffff800011dbf380 
 1592 15:00:48.537967  [  152.658296] x19: ffff00097ef40380 x18: 0000000000000000 
 1593 15:00:48.538422  [  152.663628] x17: 0000000000000000 x16: 0000000000000000 
 1594 15:00:48.538849  [  152.668965] x15: 0000000000000082 x14: 0000000000000000 
 1595 15:00:48.539618  [  152.674297] x13: 000000000000071b x12: 071c71c71c71c71c 
 1596 15:00:48.540055  [  152.679629] x11: 000000000000071b x10: ffff00097ef3e4ac 
 1597 15:00:48.540503  [  152.684961] x9 : ffff800010e47c00 x8 : 0000000000000109 
 1598 15:00:48.541102  [  152.690293] x7 : ffff00097ef3e4cc x6 : 000000019e56b1e3 
 1599 15:00:48.580174  [  152.695625] x5 : 00ffffffffffffff x4 : 0000000000000015 
 1600 15:00:48.580754  [  152.700957] x3 : 00000000042477b0 x2 : 0000000000000004 
 1601 15:00:48.581134  [  152.706288] x1 : 4000000000000002 x0 : 4000000000000000 
 1602 15:00:48.581820  [  152.711619] Call trace:
 1603 15:00:48.582184  [  152.714074]  rcu_eqs_enter.constprop.0+0xe4/0x140
 1604 15:00:48.582516  [  152.718789]  rcu_idle_enter+0x24/0xe0
 1605 15:00:48.582834  [  152.722463]  cpuidle_enter_state+0x22c/0x31c
 1606 15:00:48.583144  [  152.726743]  cpuidle_enter+0x40/0x60
 1607 15:00:48.583456  [  152.730328]  do_idle+0x240/0x2d0
 1608 15:00:48.583942  [  152.733564]  cpu_startup_entry+0x30/0x8c
 1609 15:00:48.623453  [  152.737496]  secondary_start_kernel+0x14c/0x190
 1610 15:00:48.623968  [  152.742035] irq event stamp: 520414
 1611 15:00:48.624339  [  152.745533] hardirqs last  enabled at (520413): [<ffff800010180128>] tick_nohz_idle_exit+0x78/0x1c4
 1612 15:00:48.625085  [  152.754601] hardirqs last disabled at (520414): [<ffff800011257c98>] __schedule+0x678/0x990
 1613 15:00:48.625466  [  152.762972] softirqs last  enabled at (520410): [<ffff8000100a88fc>] _local_bh_enable+0x2c/0x50
 1614 15:00:48.627021  [  152.771691] softirqs last disabled at (520409): [<ffff8000100a8e6c>] irq_enter_rcu+0x7c/0xa0
 1615 15:00:48.667119  [  152.780145] ---[ end trace ce6c5c8a996b340d ]---
 1616 15:00:48.667636  # Segmentation fault
 1617 15:00:48.668003  # [  152.213064] lkdtm: Performing direct entry BUG
 1618 15:00:48.668349  # [  152.217996] ------------[ cut here ]------------
 1619 15:00:48.668713  # [  152.222641] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1620 15:00:48.669043  # [  152.228012] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
 1621 15:00:48.669698  # [  152.233512] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1622 15:00:48.670543  # [  152.242988] CPU: 1 PID: 788 Comm: cat Not tainted 5.10.161-cip22 #1
 1623 15:00:48.710355  # [  152.249267] Hardware name: ARM Juno development board (r0) (DT)
 1624 15:00:48.710872  # [  152.255201] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1625 15:00:48.711371  # [  152.261226] pc : lkdtm_BUG+0x8/0x10
 1626 15:00:48.711835  # [  152.264722] lr : lkdtm_do_action+0x24/0x40
 1627 15:00:48.712283  # [  152.268826] sp : ffff8000148d3d10
 1628 15:00:48.712759  # [  152.272146] x29: ffff8000148d3d10 x28: ffff000807810000 
 1629 15:00:48.713193  # [  152.277480] x27: 0000000000000000 x26: 0000000000000000 
 1630 15:00:48.713997  # [  152.282814] x25: ffff8000114f1970 x24: ffff8000148d3e20 
 1631 15:00:48.714407  # [  152.288147] x23: 0000000000000004 x22: ffff0008038eb000 
 1632 15:00:48.753442  # [  152.293479] x21: ffff800011a03b18 x20: ffff8000114f1980 
 1633 15:00:48.754002  # [  152.298812] x19: 0000000000000001 x18: ffff800012aa7b90 
 1634 15:00:48.754375  # [  152.304144] x17: 0000000000000000 x16: 0000000000000000 
 1635 15:00:48.754716  # [  152.309476] x15: 0000000000000028 x14: 0000000000045080 
 1636 15:00:48.755038  # [  152.314808] x13: 0000000000000001 x12: 00000000841a8e43 
 1637 15:00:48.755354  # [  152.320140] x11: ffff000807810880 x10: ffff8000130d6000 
 1638 15:00:48.756026  # [  152.325472] x9 : ffff800010a0c284 x8 : 0000000000000000 
 1639 15:00:48.796549  # [  152.330805] x7 : ffff8000129c0000 x6 : ffff800012551000 
 1640 15:00:48.797157  # [  152.336137] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 1641 15:00:48.797889  # [  152.341469] x3 : 0000000000000000 x2 : 0000000000000000 
 1642 15:00:48.798267  # [  152.346801] x1 : ffff000807810000 x0 : ffff800010a0c930 
 1643 15:00:48.798611  # [  152.352134] Call trace:
 1644 15:00:48.798935  # [  152.354587]  lkdtm_BUG+0x8/0x10
 1645 15:00:48.799252  # [  152.357735]  direct_entry+0xd0/0x140
 1646 15:00:48.799754  # [  152.361321]  full_proxy_write+0x68/0xbc
 1647 15:00:48.800088  # [  152.365167]  vfs_write+0xec/0x20c
 1648 15:00:48.800425  # [  152.368489]  ksys_write+0x70/0x100
 1649 15:00:48.800891  # [  152.371898]  __arm64_sys_write+0x24/0x30
 1650 15:00:48.839740  # [  152.375832]  el0_svc_common.constprop.0+0x84/0x1e0
 1651 15:00:48.840349  # [  152.380635]  do_el0_svc+0x2c/0x94
 1652 15:00:48.840814  # [  152.383960]  el0_svc+0x20/0x30
 1653 15:00:48.841647  # [  152.387020]  el0_sync_handler+0xb0/0xb4
 1654 15:00:48.842047  # [  152.390864]  el0_sync+0x180/0x1c0
 1655 15:00:48.842473  # [  152.394191] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1656 15:00:48.842808  # [  152.400302] ---[ end trace ce6c5c8a996b340c ]---
 1657 15:00:48.843144  # [  152.404929] note: cat[788] exited with preempt_count 1
 1658 15:00:48.882911  # [  152.410079] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1659 15:00:48.883487  # [  152.418972] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 788, name: cat
 1660 15:00:48.884337  # [  152.426644] INFO: lockdep is turned off.
 1661 15:00:48.884838  # [  152.430574] irq event stamp: 1892
 1662 15:00:48.885289  # [  152.433901] hardirqs last  enabled at (1891): [<ffff80001125e4ec>] _raw_spin_unlock_irq+0x4c/0xa0
 1663 15:00:48.885754  # [  152.442795] hardirqs last disabled at (1892): [<ffff80001124fb24>] el1_dbg+0x24/0x50
 1664 15:00:48.886574  # [  152.450558] softirqs last  enabled at (1886): [<ffff800010010a58>] __do_softirq+0x5b8/0x638
 1665 15:00:48.926035  # [  152.458931] softirqs last disabled at (1805): [<ffff8000100a8a94>] __irq_exit_rcu+0x174/0x1a0
 1666 15:00:48.926590  # [  152.467477] CPU: 1 PID: 788 Comm: cat Tainted: G      D           5.10.161-cip22 #1
 1667 15:00:48.927441  # [  152.475149] Hardware name: ARM Juno development board (r0) (DT)
 1668 15:00:48.927842  # [  152.481080] Call trace:
 1669 15:00:48.928267  # [  152.483533]  dump_backtrace+0x0/0x1e4
 1670 15:00:48.928767  # [  152.487203]  show_stack+0x20/0x2c
 1671 15:00:48.929197  # [  152.490527]  dump_stack+0xf8/0x168
 1672 15:00:48.929647  # [  152.493938]  ___might_sleep+0x158/0x200
 1673 15:00:48.930164  # [  152.497782]  __might_sleep+0x58/0x90
 1674 15:00:48.969307  # [  152.501367]  exit_signals+0x34/0x24c
 1675 15:00:48.969870  # [  152.504951]  do_exit+0xd8/0xb34
 1676 15:00:48.970363  # [  152.508099]  die+0x22c/0x26c
 1677 15:00:48.970802  # [  152.510986]  bug_handler+0x54/0x74
 1678 15:00:48.971226  # [  152.514396]  call_break_hook+0x70/0x84
 1679 15:00:48.971642  # [  152.518153]  brk_handler+0x24/0x6c
 1680 15:00:48.972421  # [  152.521565]  do_debug_exception+0xd4/0x150
 1681 15:00:48.972944  # [  152.525672]  el1_dbg+0x34/0x50
 1682 15:00:48.973405  # [  152.528735]  el1_sync_handler+0x9c/0xd0
 1683 15:00:48.973866  # [  152.532580]  el1_sync+0x88/0x140
 1684 15:00:48.974301  # [  152.535815]  lkdtm_BUG+0x8/0x10
 1685 15:00:48.974817  # [  152.538963]  direct_entry+0xd0/0x140
 1686 15:00:49.012377  # [  152.542545]  full_proxy_write+0x68/0xbc
 1687 15:00:49.012966  # [  152.546390]  vfs_write+0xec/0x20c
 1688 15:00:49.013450  # [  152.549712]  ksys_write+0x70/0x100
 1689 15:00:49.013884  # [  152.553122]  __arm64_sys_write+0x24/0x30
 1690 15:00:49.014307  # [  152.557055]  el0_svc_common.constprop.0+0x84/0x1e0
 1691 15:00:49.014729  # [  152.561859]  do_el0_svc+0x2c/0x94
 1692 15:00:49.015164  # [  152.565182]  el0_svc+0x20/0x30
 1693 15:00:49.016081  # [  152.568243]  el0_sync_handler+0xb0/0xb4
 1694 15:00:49.016481  # [  152.572087]  el0_sync+0x180/0x1c0
 1695 15:00:49.016943  # [  152.576286] ------------[ cut here ]------------
 1696 15:00:49.055618  # [  152.580925] WARNING: CPU: 1 PID: 0 at kernel/rcu/tree.c:624 rcu_eqs_enter.constprop.0+0xe4/0x140
 1697 15:00:49.056172  # [  152.589729] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1698 15:00:49.056697  # [  152.599205] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D W         5.10.161-cip22 #1
 1699 15:00:49.057150  # [  152.607226] Hardware name: ARM Juno development board (r0) (DT)
 1700 15:00:49.057950  # [  152.613168] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1701 15:00:49.059130  # [  152.619195] pc : rcu_eqs_en[  153.204732] lkdtm: Performing direct entry WARNING
 1702 15:00:49.098744  ter.constprop.0+0xe4/0x140
 1703 15:00:49.099278  # [ [  153.212496] ------------[ cut here ]------------
 1704 15:00:49.099749   152.624262] lr : rcu_idle_enter[  153.219795] WARNING: CPU: 3 PID: 826 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1705 15:00:49.100592  +0x24/0xe0
 1706 15:00:49.101037  # [  152.628283] sp [  153.231005] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1707 15:00:49.101485  : ffff8000135fbe90
 1708 15:00:49.101910  # [  152.631[  153.243197] CPU: 3 PID: 826 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1709 15:00:49.141912  609] x29: ffff8000135fbe90 x28: 0[  153.253636] Hardware name: ARM Juno development board (r0) (DT)
 1710 15:00:49.142455  000000000000000 
 1711 15:00:49.142937  # [  152.636948[  153.262433] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1712 15:00:49.143380  ] x27: 0000000000000000 x26: 0000[  153.271308] pc : lkdtm_WARNING+0x28/0x34
 1713 15:00:49.143811  000000000000 
 1714 15:00:49.144603  # [  152.642287] x[  153.278099] lr : lkdtm_do_action+0x24/0x40
 1715 15:00:49.145051  25: 0000000000000000 x24: 000000[  153.285060] sp : ffff8000149abd10
 1716 15:00:49.145500  23864129c8 
 1717 15:00:49.145914  # [  152.647628] x23[  153.291154] x29: ffff8000149abd10 x28: ffff0008003fc980 
 1718 15:00:49.185162  : 0000000000000000 x22: ffff00080[  153.299336] x27: 0000000000000000 x26: 0000000000000000 
 1719 15:00:49.185660  6bed880 
 1720 15:00:49.186033  # [  152.652964] x21: f[  153.307518] x25: ffff8000114f1970 x24: ffff8000149abe20 
 1721 15:00:49.186375  fff00097ef3e140 x20: ffff800011db[  153.315700] x23: 0000000000000008 x22: ffff000807116000 
 1722 15:00:49.186710  f380 
 1723 15:00:49.187383  # [  152.658296] x19: ffff[  153.323883] x21: ffff800011a03b20 x20: ffff8000114f1990 
 1724 15:00:49.188630  00097ef40380 x18: 000000000000000[  153.332065] x19: 0000000000000002 x18: 0000000000000000 
 1725 15:00:49.189153  0 
 1726 15:00:49.228407  # [  152.663628] x17: 0000000[  153.340248] x17: 0000000000000000 x16: 0000000000000000 
 1727 15:00:49.228973  000000000 x16: 0000000000000000 [  153.348430] x15: 0000000000000030 x14: ffffffffffffffff 
 1728 15:00:49.229362  # BUG: saw 'kernel BUG at': ok[  153.356612] x13: ffff8000949aba07 x12: ffff8000149aba0f 
 1729 15:00:49.229709  ok 2 selftests: lkdtm: BUG.sh
 1730 15:00:49.230401  [  153.364707] x11: 0000000000000038 x10: ffff8000125d82d0 
 1731 15:00:49.230766  # selftests: lkdtm: WARNING.sh
 1732 15:00:49.231099  [  153.372802] x9 : ffff800010a0c284 x8 : ffff8000125802d0 
 1733 15:00:49.231814  [  153.380897] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1734 15:00:49.271734  [  153.386237] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 1735 15:00:49.272246  [  153.391578] x3 : 0000000000000000 x2 : 0000000000000000 
 1736 15:00:49.272614  [  153.396918] x1 : ffff80001348e000 x0 : 0000000000000001 
 1737 15:00:49.273006  [  153.402258] Call trace:
 1738 15:00:49.273336  [  153.404716]  lkdtm_WARNING+0x28/0x34
 1739 15:00:49.274019  [  153.408304]  direct_entry+0xd0/0x140
 1740 15:00:49.274379  [  153.411893]  full_proxy_write+0x68/0xbc
 1741 15:00:49.274704  [  153.415744]  vfs_write+0xec/0x20c
 1742 15:00:49.275127  [  153.419071]  ksys_write+0x70/0x100
 1743 15:00:49.275467  [  153.422485]  __arm64_sys_write+0x24/0x30
 1744 15:00:49.315112  [  153.426425]  el0_svc_common.constprop.0+0x84/0x1e0
 1745 15:00:49.315625  [  153.431232]  do_el0_svc+0x2c/0x94
 1746 15:00:49.315995  [  153.434563]  el0_svc+0x20/0x30
 1747 15:00:49.316332  [  153.437628]  el0_sync_handler+0xb0/0xb4
 1748 15:00:49.316696  [  153.441477]  el0_sync+0x180/0x1c0
 1749 15:00:49.317035  [  153.444802] irq event stamp: 0
 1750 15:00:49.317744  [  153.447872] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1751 15:00:49.318105  [  153.454163] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1752 15:00:49.318617  [  153.462366] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1753 15:00:49.336274  [  153.470566] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1754 15:00:49.339498  [  153.476850] ---[ end trace ce6c5c8a996b340e ]---
 1755 15:00:49.421122  # [  153.204732] lkdtm: Performing direct entry WARNING
 1756 15:00:49.421677  # [  153.212496] ------------[ cut here ]------------
 1757 15:00:49.422047  # [  153.219795] WARNING: CPU: 3 PID: 826 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1758 15:00:49.422793  # [  153.231005] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1759 15:00:49.423175  # [  153.243197] CPU: 3 PID: 826 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1760 15:00:49.424574  # [  153.253636] Hardware name: ARM Juno development board (r0) (DT)
 1761 15:00:49.464126  # [  153.262433] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1762 15:00:49.464692  # [  153.271308] pc : lkdtm_WARNING+0x28/0x34
 1763 15:00:49.465077  # [  153.278099] lr : lkdtm_do_action+0x24/0x40
 1764 15:00:49.465420  # [  153.285060] sp : ffff8000149abd10
 1765 15:00:49.465748  # [  153.291154] x29: ffff8000149abd10 x28: ffff0008003fc980 
 1766 15:00:49.466069  # [  153.299336] x27: 0000000000000000 x26: 0000000000000000 
 1767 15:00:49.466786  # [  153.307518] x25: ffff8000114f1970 x24: ffff8000149abe20 
 1768 15:00:49.467145  # [  153.315700] x23: 0000000000000008 x22: ffff000807116000 
 1769 15:00:49.507184  # [  153.323883] x21: ffff800011a03b20 x20: ffff8000114f1990 
 1770 15:00:49.507785  # [  153.332065] x19: 0000000000000002 x18: 0000000000000000 
 1771 15:00:49.508537  # [  153.340248] x17: 0000000000000000 x16: 0000000000000000 
 1772 15:00:49.508968  # [  153.348430] x15: 0000000000000030 x14: ffffffffffffffff 
 1773 15:00:49.509312  # [  153.356612] x13: ffff8000949aba07 x12: ffff8000149aba0f 
 1774 15:00:49.509684  # [  153.364707] x11: 0000000000000038 x10: ffff8000125d82d0 
 1775 15:00:49.510008  # [  153.372802] x9 : ffff800010a0c284 x8 : ffff8000125802d0 
 1776 15:00:49.510816  # [  153.380897] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1777 15:00:49.550542  # [  153.386237] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 1778 15:00:49.551074  # [  153.391578] x3 : 0000000000000000 x2 : 0000000000000000 
 1779 15:00:49.551447  # [  153.396918] x1 : ffff80001348e000 x0 : 0000000000000001 
 1780 15:00:49.551786  # [  153.402258] Call trace:
 1781 15:00:49.552110  # [  153.404716]  lkdtm_WARNING+0x28/0x34
 1782 15:00:49.552484  # [  153.408304]  direct_entry+0xd0/0x140
 1783 15:00:49.552860  # [  153.411893]  full_proxy_write+0x68/0xbc
 1784 15:00:49.553552  # [  153.415744]  vfs_write+0xec/0x20c
 1785 15:00:49.554013  # [  153.419071]  ksys_write+0x70/0x100
 1786 15:00:49.554340  # [  153.422485]  __arm64_sys_write+0x24/0x30
 1787 15:00:49.554727  # [  153.426425]  el0_svc_common.constprop.0+0x84/0x1e0
 1788 15:00:49.593675  # [  153.431232]  do_el0_svc+0x2c/0x94
 1789 15:00:49.594248  # [  153.434563]  el0_svc+0x20/0x30
 1790 15:00:49.594644  # [  153.437628]  el0_sync_handler+0xb0/0xb4
 1791 15:00:49.594979  # [  153.441477]  el0_sync+0x180/0x1c0
 1792 15:00:49.595679  # [  153.444802] irq event stamp: 0
 1793 15:00:49.596035  # [  153.447872] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1794 15:00:49.596359  # [  153.454163] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1795 15:00:49.597223  # [  153.462366] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1796 15:00:49.625129  # [  153.470566] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1797 15:00:49.625682  # [  153.476850] ---[ end trace ce6c5c8a996b340e ]---
 1798 15:00:49.626158  # WARNING: saw 'WARNING:': ok
 1799 15:00:49.626595  ok 3 selftests: lkdtm: WARNING.sh
 1800 15:00:49.628551  # selftests: lkdtm: WARNING_MESSAGE.sh
 1801 15:00:49.791104  [  153.893166] lkdtm: Performing direct entry WARNING_MESSAGE
 1802 15:00:49.791677  [  153.902373] ------------[ cut here ]------------
 1803 15:00:49.792054  [  153.913984] Warning message trigger count: 2
 1804 15:00:49.792400  [  153.918516] WARNING: CPU: 0 PID: 861 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1805 15:00:49.793159  [  153.927674] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1806 15:00:49.793528  [  153.937178] CPU: 0 PID: 861 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1807 15:00:49.834458  [  153.944854] Hardware name: ARM Juno development board (r0) (DT)
 1808 15:00:49.834987  [  153.950793] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1809 15:00:49.835358  [  153.956820] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1810 15:00:49.835698  [  153.961452] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1811 15:00:49.836413  [  153.966081] sp : ffff800014a23d00
 1812 15:00:49.836818  [  153.969406] x29: ffff800014a23d00 x28: ffff000806894980 
 1813 15:00:49.837156  [  153.974747] x27: 0000000000000000 x26: 0000000000000000 
 1814 15:00:49.837476  [  153.980087] x25: ffff8000114f1970 x24: ffff800014a23e20 
 1815 15:00:49.837973  [  153.985428] x23: 0000000000000010 x22: ffff0008033f6000 
 1816 15:00:49.877871  [  153.990768] x21: ffff800011a03b28 x20: ffff8000114f19a0 
 1817 15:00:49.878401  [  153.996109] x19: 0000000000000003 x18: 0000000000000000 
 1818 15:00:49.878774  [  154.001449] x17: 0000000000000000 x16: 0000000000000000 
 1819 15:00:49.879498  [  154.006789] x15: 0000000000000030 x14: ffffffffffffffff 
 1820 15:00:49.879859  [  154.012130] x13: ffff800094a239a7 x12: ffff800014a239af 
 1821 15:00:49.880184  [  154.017471] x11: ffff000800400000 x10: ffff8000125d82d0 
 1822 15:00:49.880507  [  154.022811] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 1823 15:00:49.881301  [  154.028152] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1824 15:00:49.921310  [  154.033492] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 1825 15:00:49.921825  [  154.038832] x3 : 0000000000000000 x2 : 0000000000000000 
 1826 15:00:49.922193  [  154.044172] x1 : 0000000000000000 x0 : ffff000806894980 
 1827 15:00:49.922534  [  154.049512] Call trace:
 1828 15:00:49.922860  [  154.051971]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1829 15:00:49.923553  [  154.056256]  lkdtm_do_action+0x24/0x40
 1830 15:00:49.923904  [  154.060018]  direct_entry+0xd0/0x140
 1831 15:00:49.924218  [  154.063608]  full_proxy_write+0x68/0xbc
 1832 15:00:49.924609  [  154.067459]  vfs_write+0xec/0x20c
 1833 15:00:49.925009  [  154.070786]  ksys_write+0x70/0x100
 1834 15:00:49.925401  [  154.074200]  __arm64_sys_write+0x24/0x30
 1835 15:00:49.964720  [  154.078139]  el0_svc_common.constprop.0+0x84/0x1e0
 1836 15:00:49.965231  [  154.082947]  do_el0_svc+0x2c/0x94
 1837 15:00:49.965601  [  154.086277]  el0_svc+0x20/0x30
 1838 15:00:49.965938  [  154.089343]  el0_sync_handler+0xb0/0xb4
 1839 15:00:49.966262  [  154.093192]  el0_sync+0x180/0x1c0
 1840 15:00:49.966986  [  154.096517] irq event stamp: 0
 1841 15:00:49.967354  [  154.099586] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1842 15:00:49.967686  [  154.105876] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1843 15:00:49.968184  [  154.114079] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1844 15:00:49.985990  [  154.122280] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1845 15:00:49.989197  [  154.128563] ---[ end trace ce6c5c8a996b340f ]---
 1846 15:00:50.077195  # [  153.893166] lkdtm: Performing direct entry WARNING_MESSAGE
 1847 15:00:50.077772  # [  153.902373] ------------[ cut here ]------------
 1848 15:00:50.078258  # [  153.913984] Warning message trigger count: 2
 1849 15:00:50.079101  # [  153.918516] WARNING: CPU: 0 PID: 861 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1850 15:00:50.079505  # [  153.927674] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1851 15:00:50.080709  # [  153.937178] CPU: 0 PID: 861 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1852 15:00:50.120266  # [  153.944854] Hardware name: ARM Juno development board (r0) (DT)
 1853 15:00:50.120854  # [  153.950793] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1854 15:00:50.121338  # [  153.956820] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1855 15:00:50.122183  # [  153.961452] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1856 15:00:50.122627  # [  153.966081] sp : ffff800014a23d00
 1857 15:00:50.123083  # [  153.969406] x29: ffff800014a23d00 x28: ffff000806894980 
 1858 15:00:50.123604  # [  153.974747] x27: 0000000000000000 x26: 0000000000000000 
 1859 15:00:50.123996  # [  153.980087] x25: ffff8000114f1970 x24: ffff800014a23e20 
 1860 15:00:50.163563  # [  153.985428] x23: 0000000000000010 x22: ffff0008033f6000 
 1861 15:00:50.164109  # [  153.990768] x21: ffff800011a03b28 x20: ffff8000114f19a0 
 1862 15:00:50.164484  # [  153.996109] x19: 0000000000000003 x18: 0000000000000000 
 1863 15:00:50.164900  # [  154.001449] x17: 0000000000000000 x16: 0000000000000000 
 1864 15:00:50.165236  # [  154.006789] x15: 0000000000000030 x14: ffffffffffffffff 
 1865 15:00:50.165627  # [  154.012130] x13: ffff800094a239a7 x12: ffff800014a239af 
 1866 15:00:50.166352  # [  154.017471] x11: ffff000800400000 x10: ffff8000125d82d0 
 1867 15:00:50.166847  # [  154.022811] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 1868 15:00:50.206717  # [  154.028152] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1869 15:00:50.207254  # [  154.033492] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 1870 15:00:50.207622  # [  154.038832] x3 : 0000000000000000 x2 : 0000000000000000 
 1871 15:00:50.207957  # [  154.044172] x1 : 0000000000000000 x0 : ffff000806894980 
 1872 15:00:50.208282  # [  154.049512] Call trace:
 1873 15:00:50.208597  # [  154.051971]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1874 15:00:50.209390  # [  154.056256]  lkdtm_do_action+0x24/0x40
 1875 15:00:50.209781  # [  154.060018]  direct_entry+0xd0/0x140
 1876 15:00:50.210282  # [  154.063608]  full_proxy_write+0x68/0xbc
 1877 15:00:50.210697  # [  154.067459]  vfs_write+0xec/0x20c
 1878 15:00:50.249832  # [  154.070786]  ksys_write+0x70/0x100
 1879 15:00:50.250428  # [  154.074200]  __arm64_sys_write+0x24/0x30
 1880 15:00:50.250806  # [  154.078139]  el0_svc_common.constprop.0+0x84/0x1e0
 1881 15:00:50.251618  # [  154.082947]  do_el0_svc+0x2c/0x94
 1882 15:00:50.252019  # [  154.086277]  el0_svc+0x20/0x30
 1883 15:00:50.252396  # [  154.089343]  el0_sync_handler+0xb0/0xb4
 1884 15:00:50.252766  # [  154.093192]  el0_sync+0x180/0x1c0
 1885 15:00:50.253191  # [  154.096517] irq event stamp: 0
 1886 15:00:50.253660  # [  154.099586] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1887 15:00:50.254198  # [  154.105876] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1888 15:00:50.291845  # [  154.114079] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 1889 15:00:50.292397  # [  154.122280] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1890 15:00:50.292926  # [  154.128563] ---[ end trace ce6c5c8a996b340f ]---
 1891 15:00:50.293375  # WARNING_MESSAGE: saw 'message trigger': ok
 1892 15:00:50.294201  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1893 15:00:50.295300  # selftests: lkdtm: EXCEPTION.sh
 1894 15:00:50.424306  [  154.536744] lkdtm: Performing direct entry EXCEPTION
 1895 15:00:50.424961  [  154.541801] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1896 15:00:50.425458  [  154.550741] Mem abort info:
 1897 15:00:50.426312  [  154.553621]   ESR = 0x96000044
 1898 15:00:50.426712  [  154.558893]   EC = 0x25: DABT (current EL), IL = 32 bits
 1899 15:00:50.427150  [  154.564863]   SET = 0, FnV = 0
 1900 15:00:50.427632  [  154.567936]   EA = 0, S1PTW = 0
 1901 15:00:50.428005  [  154.571136] Data abort info:
 1902 15:00:50.428331  [  154.574050]   ISV = 0, ISS = 0x00000044
 1903 15:00:50.428806  [  154.577916]   CM = 0, WnR = 1
 1904 15:00:50.468088  [  154.580918] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000883bd8000
 1905 15:00:50.468631  [  154.587398] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1906 15:00:50.469090  [  154.594278] Internal error: Oops: 96000044 [#2] PREEMPT SMP
 1907 15:00:50.469455  [  154.599868] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1908 15:00:50.469800  [  154.609345] CPU: 1 PID: 893 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1909 15:00:50.471178  [  154.617021] Hardware name: ARM Juno development board (r0) (DT)
 1910 15:00:50.511196  [  154.622955] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1911 15:00:50.511747  [  154.628985] pc : lkdtm_EXCEPTION+0x14/0x1c
 1912 15:00:50.512151  [  154.633090] lr : lkdtm_do_action+0x24/0x40
 1913 15:00:50.512508  [  154.637195] sp : ffff800014a93d10
 1914 15:00:50.512891  [  154.640520] x29: ffff800014a93d10 x28: ffff000806891880 
 1915 15:00:50.513217  [  154.645853] x27: 0000000000000000 x26: 0000000000000000 
 1916 15:00:50.513931  [  154.651186] x25: ffff8000114f1970 x24: ffff800014a93e20 
 1917 15:00:50.514306  [  154.656520] x23: 000000000000000a x22: ffff000804cde000 
 1918 15:00:50.514801  [  154.661852] x21: ffff800011a03b38 x20: ffff8000114f19b0 
 1919 15:00:50.554493  [  154.667182] x19: 0000000000000004 x18: 0000000000000000 
 1920 15:00:50.555026  [  154.672513] x17: 0000000000000000 x16: 0000000000000000 
 1921 15:00:50.555392  [  154.677844] x15: 0000000000000030 x14: ffffffffffffffff 
 1922 15:00:50.555737  [  154.683175] x13: ffff800094a93a07 x12: ffff800014a93a0f 
 1923 15:00:50.556067  [  154.688506] x11: 0000000000000008 x10: ffff8000125d82d0 
 1924 15:00:50.556817  [  154.693837] x9 : ffff800010a0c284 x8 : ffff8000125802d0 
 1925 15:00:50.557181  [  154.699169] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1926 15:00:50.557910  [  154.704499] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 1927 15:00:50.597822  [  154.709830] x3 : 0000000000000000 x2 : 0000000000000000 
 1928 15:00:50.598337  [  154.715161] x1 : ffff000806891880 x0 : 0000000000000000 
 1929 15:00:50.598705  [  154.720493] Call trace:
 1930 15:00:50.599046  [  154.722945]  lkdtm_EXCEPTION+0x14/0x1c
 1931 15:00:50.599374  [  154.726701]  direct_entry+0xd0/0x140
 1932 15:00:50.599694  [  154.730285]  full_proxy_write+0x68/0xbc
 1933 15:00:50.600010  [  154.734130]  vfs_write+0xec/0x20c
 1934 15:00:50.600320  [  154.737451]  ksys_write+0x70/0x100
 1935 15:00:50.601075  [  154.740859]  __arm64_sys_write+0x24/0x30
 1936 15:00:50.601463  [  154.744793]  el0_svc_common.constprop.0+0x84/0x1e0
 1937 15:00:50.601856  [  154.749595]  do_el0_svc+0x2c/0x94
 1938 15:00:50.602185  [  154.752919]  el0_svc+0x20/0x30
 1939 15:00:50.629591  [  154.755979]  el0_sync_handler+0xb0/0xb4
 1940 15:00:50.630330  [  154.759823]  el0_sync+0x180/0x1c0
 1941 15:00:50.631183  [  154.763149] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1942 15:00:50.632906  [  154.769258] ---[ end trace ce6c5c8a996b3410 ]---
 1943 15:00:50.633976  # Segmentation fault
 1944 15:00:50.720815  # [  154.536744] lkdtm: Performing direct entry EXCEPTION
 1945 15:00:50.721416  # [  154.541801] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1946 15:00:50.721923  # [  154.550741] Mem abort info:
 1947 15:00:50.722366  # [  154.553621]   ESR = 0x96000044
 1948 15:00:50.722795  # [  154.558893]   EC = 0x25: DABT (current EL), IL = 32 bits
 1949 15:00:50.723633  # [  154.564863]   SET = 0, FnV = 0
 1950 15:00:50.724070  # [  154.567936]   EA = 0, S1PTW = 0
 1951 15:00:50.724484  # [  154.571136] Data abort info:
 1952 15:00:50.724885  # [  154.574050]   ISV = 0, ISS = 0x00000044
 1953 15:00:50.725213  # [  154.577916]   CM = 0, WnR = 1
 1954 15:00:50.763908  # [  154.580918] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000883bd8000
 1955 15:00:50.764440  # [  154.587398] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1956 15:00:50.765264  # [  154.594278] Internal error: Oops: 96000044 [#2] PREEMPT SMP
 1957 15:00:50.765645  # [  154.599868] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1958 15:00:50.766042  # [  154.609345] CPU: 1 PID: 893 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 1959 15:00:50.766519  # [  154.617021] Hardware name: ARM Juno development board (r0) (DT)
 1960 15:00:50.807072  # [  154.622955] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1961 15:00:50.807746  # [  154.628985] pc : lkdtm_EXCEPTION+0x14/0x1c
 1962 15:00:50.808128  # [  154.633090] lr : lkdtm_do_action+0x24/0x40
 1963 15:00:50.808930  # [  154.637195] sp : ffff800014a93d10
 1964 15:00:50.809471  # [  154.640520] x29: ffff800014a93d10 x28: ffff000806891880 
 1965 15:00:50.809825  # [  154.645853] x27: 0000000000000000 x26: 0000000000000000 
 1966 15:00:50.810297  # [  154.651186] x25: ffff8000114f1970 x24: ffff800014a93e20 
 1967 15:00:50.810699  # [  154.656520] x23: 000000000000000a x22: ffff000804cde000 
 1968 15:00:50.811250  # [  154.661852] x21: ffff800011a03b38 x20: ffff8000114f19b0 
 1969 15:00:50.850290  # [  154.667182] x19: 0000000000000004 x18: 0000000000000000 
 1970 15:00:50.850827  # [  154.672513] x17: 0000000000000000 x16: 0000000000000000 
 1971 15:00:50.851198  # [  154.677844] x15: 0000000000000030 x14: ffffffffffffffff 
 1972 15:00:50.851543  # [  154.683175] x13: ffff800094a93a07 x12: ffff800014a93a0f 
 1973 15:00:50.851874  # [  154.688506] x11: 0000000000000008 x10: ffff8000125d82d0 
 1974 15:00:50.852594  # [  154.693837] x9 : ffff800010a0c284 x8 : ffff8000125802d0 
 1975 15:00:50.853008  # [  154.699169] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 1976 15:00:50.853795  # [  154.704499] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 1977 15:00:50.893455  # [  154.709830] x3 : 0000000000000000 x2 : 0000000000000000 
 1978 15:00:50.894010  # [  154.715161] x1 : ffff000806891880 x0 : 0000000000000000 
 1979 15:00:50.894488  # [  154.720493] Call trace:
 1980 15:00:50.894922  # [  154.722945]  lkdtm_EXCEPTION+0x14/0x1c
 1981 15:00:50.895344  # [  154.726701]  direct_entry+0xd0/0x140
 1982 15:00:50.896228  # [  154.730285]  full_proxy_write+0x68/0xbc
 1983 15:00:50.896686  # [  154.734130]  vfs_write+0xec/0x20c
 1984 15:00:50.897165  # [  154.737451]  ksys_write+0x70/0x100
 1985 15:00:50.897508  # [  154.740859]  __arm64_sys_write+0x24/0x30
 1986 15:00:50.897910  # [  154.744793]  el0_svc_common.constprop.0+0x84/0x1e0
 1987 15:00:50.898240  # [  154.749595]  do_el0_svc+0x2c/0x94
 1988 15:00:50.935457  # [  154.752919]  el0_svc+0x20/0x30
 1989 15:00:50.935971  # [  154.755979]  el0_sync_handler+0xb0/0xb4
 1990 15:00:50.936336  # [  154.759823]  el0_sync+0x180/0x1c0
 1991 15:00:50.937156  # [  154.763149] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1992 15:00:50.937544  # [  154.769258] ---[ end trace ce6c5c8a996b3410 ]---
 1993 15:00:50.937881  # EXCEPTION: saw 'call trace:': ok
 1994 15:00:50.938896  ok 5 selftests: lkdtm: EXCEPTION.sh
 1995 15:00:50.939358  # selftests: lkdtm: LOOP.sh
 1996 15:00:50.954576  # Skipping LOOP: Hangs the system
 1997 15:00:50.970575  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 1998 15:00:51.002650  # selftests: lkdtm: EXHAUST_STACK.sh
 1999 15:00:51.178598  # Skipping EXHAUST_STACK: Corrupts memory on failure
 2000 15:00:51.194459  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 2001 15:00:51.226527  # selftests: lkdtm: CORRUPT_STACK.sh
 2002 15:00:51.418273  # Skipping CORRUPT_STACK: Crashes entire system on success
 2003 15:00:51.434323  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 2004 15:00:51.450403  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 2005 15:00:51.642229  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 2006 15:00:51.658272  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 2007 15:00:51.674195  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 2008 15:00:51.958828  [  156.083185] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2009 15:00:51.959378  [  156.088874] lkdtm: attempting good list addition
 2010 15:00:51.960196  [  156.093579] lkdtm: attempting corrupted list addition
 2011 15:00:51.962255  [  156.098700] lkdtm: list_add() corruption not detected!
 2012 15:00:52.044819  # [  156.083185] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2013 15:00:52.045377  # [  156.088874] lkdtm: attempting good list addition
 2014 15:00:52.046154  # [  156.093579] lkdtm: attempting corrupted list addition
 2015 15:00:52.048288  # [  156.098700] lkdtm: list_add() corruption not detected!
 2016 15:00:52.064060  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 2017 15:00:52.095862  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 2018 15:00:52.111963  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 2019 15:00:52.391599  [  156.519463] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2020 15:00:52.392572  [  156.525219] lkdtm: attempting good list removal
 2021 15:00:52.393040  [  156.529907] lkdtm: attempting corrupted list removal
 2022 15:00:52.394927  [  156.534959] lkdtm: list_del() corruption not detected!
 2023 15:00:52.493598  # [  156.519463] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2024 15:00:52.494153  # [  156.525219] lkdtm: attempting good list removal
 2025 15:00:52.495073  # [  156.529907] lkdtm: attempting corrupted list removal
 2026 15:00:52.495472  # [  156.534959] lkdtm: list_del() corruption not detected!
 2027 15:00:52.497069  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 2028 15:00:52.528739  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 2029 15:00:52.544694  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2030 15:00:52.809740  [  156.923760] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2031 15:00:52.811057  [  156.930206] lkdtm: attempting bad read from page below current stack
 2032 15:00:52.811613  [  156.936736] Unable to handle kernel paging request at virtual address ffff800014ee7fff
 2033 15:00:52.812187  [  156.945209] Mem abort info:
 2034 15:00:52.812709  [  156.948075]   ESR = 0x96000007
 2035 15:00:52.813145  [  156.951144]   EC = 0x25: DABT (current EL), IL = 32 bits
 2036 15:00:52.813577  [  156.956505]   SET = 0, FnV = 0
 2037 15:00:52.814005  [  156.959570]   EA = 0, S1PTW = 0
 2038 15:00:52.814633  [  156.962742] Data abort info:
 2039 15:00:52.853139  [  156.965673]   ISV = 0, ISS = 0x00000007
 2040 15:00:52.853834  [  156.969539]   CM = 0, WnR = 0
 2041 15:00:52.854418  [  156.972538] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2042 15:00:52.855324  [  156.979274] [ffff800014ee7fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871a7003, pte=0000000000000000
 2043 15:00:52.855732  [  156.991895] Internal error: Oops: 96000007 [#3] PREEMPT SMP
 2044 15:00:52.856161  [  156.997484] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2045 15:00:52.896688  [  157.006959] CPU: 1 PID: 1128 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2046 15:00:52.897277  [  157.014718] Hardware name: ARM Juno development board (r0) (DT)
 2047 15:00:52.897761  [  157.020652] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2048 15:00:52.898631  [  157.026679] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2049 15:00:52.899022  [  157.032092] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2050 15:00:52.899451  [  157.037502] sp : ffff800014eebce0
 2051 15:00:52.899870  [  157.040826] x29: ffff800014eebce0 x28: ffff0008050ce200 
 2052 15:00:52.900389  [  157.046159] x27: 0000000000000000 x26: 0000000000000000 
 2053 15:00:52.939973  [  157.051491] x25: ffff8000114f1970 x24: ffff800014eebe20 
 2054 15:00:52.940503  [  157.056822] x23: 0000000000000019 x22: ffff000807ba0000 
 2055 15:00:52.941006  [  157.062153] x21: ffff800011a03bb8 x20: ffff8000114f1a20 
 2056 15:00:52.941861  [  157.067484] x19: ffff800014ee8000 x18: 0000000000000000 
 2057 15:00:52.942255  [  157.072815] x17: 0000000000000000 x16: 0000000000000000 
 2058 15:00:52.942686  [  157.078145] x15: 0000000000000030 x14: ffffffffffffffff 
 2059 15:00:52.943122  [  157.083477] x13: ffff800094eeb9c7 x12: ffff800014eeb9cf 
 2060 15:00:52.943531  [  157.088807] x11: 0000000000000000 x10: 0000000000001440 
 2061 15:00:52.983288  [  157.094139] x9 : ffff80001012dd74 x8 : ffff0008050cf6a0 
 2062 15:00:52.983850  [  157.099470] x7 : 0000000000000000 x6 : ffff800012551000 
 2063 15:00:52.984221  [  157.104801] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 2064 15:00:52.984967  [  157.110132] x3 : 0000000000000000 x2 : 0000000000000000 
 2065 15:00:52.985336  [  157.115463] x1 : ffff0008050ce200 x0 : ffff800011a04678 
 2066 15:00:52.985661  [  157.120795] Call trace:
 2067 15:00:52.986052  [  157.123248]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2068 15:00:52.986386  [  157.128312]  lkdtm_do_action+0x24/0x40
 2069 15:00:52.986698  [  157.132069]  direct_entry+0xd0/0x140
 2070 15:00:52.987079  [  157.135652]  full_proxy_write+0x68/0xbc
 2071 15:00:53.038253  [  157.139497]  vfs_write+0xec/0x20c
 2072 15:00:53.038850  [  157.142818]  ksys_write+0x70/0x100
 2073 15:00:53.039352  [  157.146227]  __arm64_sys_write+0x24/0x30
 2074 15:00:53.040233  [  157.150160]  el0_svc_common.constprop.0+0x84/0x1e0
 2075 15:00:53.040684  [  157.154962]  do_el0_svc+0x2c/0x94
 2076 15:00:53.041134  [  157.158285]  el0_svc+0x20/0x30
 2077 15:00:53.041592  [  157.161345]  el0_sync_handler+0xb0/0xb4
 2078 15:00:53.041969  [  157.165188]  el0_sync+0x180/0x1c0
 2079 15:00:53.042302  [  157.168514] Code: 9118e000 97ffe071 90003e00 9119e000 (385ff261) 
 2080 15:00:53.042710  [  157.174624] ---[ end trace ce6c5c8a996b3411 ]---
 2081 15:00:53.043043  # Segmentation fault
 2082 15:00:53.134891  # [  156.923760] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2083 15:00:53.135460  # [  156.930206] lkdtm: attempting bad read from page below current stack
 2084 15:00:53.135833  # [  156.936736] Unable to handle kernel paging request at virtual address ffff800014ee7fff
 2085 15:00:53.136182  # [  156.945209] Mem abort info:
 2086 15:00:53.136507  # [  156.948075]   ESR = 0x96000007
 2087 15:00:53.137309  # [  156.951144]   EC = 0x25: DABT (current EL), IL = 32 bits
 2088 15:00:53.137669  # [  156.956505]   SET = 0, FnV = 0
 2089 15:00:53.138452  # [  156.959570]   EA = 0, S1PTW = 0
 2090 15:00:53.138830  # [  156.962742] Data abort info:
 2091 15:00:53.177897  # [  156.965673]   ISV = 0, ISS = 0x00000007
 2092 15:00:53.178444  # [  156.969539]   CM = 0, WnR = 0
 2093 15:00:53.178819  # [  156.972538] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2094 15:00:53.179583  # [  156.979274] [ffff800014ee7fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871a7003, pte=0000000000000000
 2095 15:00:53.179958  # [  156.991895] Internal error: Oops: 96000007 [#3] PREEMPT SMP
 2096 15:00:53.181397  # [  156.997484] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2097 15:00:53.221101  # [  157.006959] CPU: 1 PID: 1128 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2098 15:00:53.221693  # [  157.014718] Hardware name: ARM Juno development board (r0) (DT)
 2099 15:00:53.222587  # [  157.020652] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2100 15:00:53.222979  # [  157.026679] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2101 15:00:53.223319  # [  157.032092] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2102 15:00:53.223646  # [  157.037502] sp : ffff800014eebce0
 2103 15:00:53.223963  # [  157.040826] x29: ffff800014eebce0 x28: ffff0008050ce200 
 2104 15:00:53.264181  # [  157.046159] x27: 0000000000000000 x26: 0000000000000000 
 2105 15:00:53.264786  # [  157.051491] x25: ffff8000114f1970 x24: ffff800014eebe20 
 2106 15:00:53.265699  # [  157.056822] x23: 0000000000000019 x22: ffff000807ba0000 
 2107 15:00:53.266105  # [  157.062153] x21: ffff800011a03bb8 x20: ffff8000114f1a20 
 2108 15:00:53.266536  # [  157.067484] x19: ffff800014ee8000 x18: 0000000000000000 
 2109 15:00:53.266958  # [  157.072815] x17: 0000000000000000 x16: 0000000000000000 
 2110 15:00:53.267371  # [  157.078145] x15: 0000000000000030 x14: ffffffffffffffff 
 2111 15:00:53.267793  # [  157.083477] x13: ffff800094eeb9c7 x12: ffff800014eeb9cf 
 2112 15:00:53.307411  # [  157.088807] x11: 0000000000000000 x10: 0000000000001440 
 2113 15:00:53.308443  # [  157.094139] x9 : ffff80001012dd74 x8 : ffff0008050cf6a0 
 2114 15:00:53.308926  # [  157.099470] x7 : 0000000000000000 x6 : ffff800012551000 
 2115 15:00:53.309376  # [  157.104801] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 2116 15:00:53.309801  # [  157.110132] x3 : 0000000000000000 x2 : 0000000000000000 
 2117 15:00:53.310294  # [  157.115463] x1 : ffff0008050ce200 x0 : ffff800011a04678 
 2118 15:00:53.310747  # [  157.120795] Call trace:
 2119 15:00:53.311266  # [  157.123248]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2120 15:00:53.311801  # [  157.128312]  lkdtm_do_action+0x24/0x40
 2121 15:00:53.350696  # [  157.132069]  direct_entry+0xd0/0x140
 2122 15:00:53.351255  # [  157.135652]  full_proxy_write+0x68/0xbc
 2123 15:00:53.351631  # [  157.139497]  vfs_write+0xec/0x20c
 2124 15:00:53.351972  # [  157.142818]  ksys_write+0x70/0x100
 2125 15:00:53.352299  # [  157.146227]  __arm64_sys_write+0x24/0x30
 2126 15:00:53.352800  # [  157.150160]  el0_svc_common.constprop.0+0x84/0x1e0
 2127 15:00:53.353183  # [  157.154962]  do_el0_svc+0x2c/0x94
 2128 15:00:53.353551  # [  157.158285]  el0_svc+0x20/0x30
 2129 15:00:53.354365  # [  157.161345]  el0_sync_handler+0xb0/0xb4
 2130 15:00:53.354738  # [  157.165188]  el0_sync+0x180/0x1c0
 2131 15:00:53.355119  # [  157.168514] Code: 9118e000 97ffe071 90003e00 9119e000 (385ff261) 
 2132 15:00:53.382235  # [  157.174624] ---[ end trace ce6c5c8a996b3411 ]---
 2133 15:00:53.382740  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 2134 15:00:53.385481  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2135 15:00:53.385955  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2136 15:00:53.458371  [  157.571216] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2137 15:00:53.458969  [  157.577764] lkdtm: attempting bad read from page above current stack
 2138 15:00:53.460000  [  157.584279] Unable to handle kernel paging request at virtual address ffff800014f84000
 2139 15:00:53.460570  [  157.592298] Mem abort info:
 2140 15:00:53.461081  [  157.595114]   ESR = 0x96000007
 2141 15:00:53.461553  [  157.598495]   EC = 0x25: DABT (current EL), IL = 32 bits
 2142 15:00:53.462145  [  157.603879]   SET = 0, FnV = 0
 2143 15:00:53.462706  [  157.606971]   EA = 0, S1PTW = 0
 2144 15:00:53.463237  [  157.610146] Data abort info:
 2145 15:00:53.463890  [  157.613059]   ISV = 0, ISS = 0x00000007
 2146 15:00:53.501770  [  157.616928]   CM = 0, WnR = 0
 2147 15:00:53.502834  [  157.619907] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2148 15:00:53.503253  [  157.626642] [ffff800014f84000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871a7003, pte=0000000000000000
 2149 15:00:53.503630  [  157.639263] Internal error: Oops: 96000007 [#4] PREEMPT SMP
 2150 15:00:53.503976  [  157.644852] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2151 15:00:53.545185  [  157.654332] CPU: 2 PID: 1173 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2152 15:00:53.545767  [  157.662094] Hardware name: ARM Juno development board (r0) (DT)
 2153 15:00:53.546253  [  157.668029] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2154 15:00:53.546691  [  157.674054] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2155 15:00:53.547144  [  157.679553] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2156 15:00:53.547494  [  157.685051] sp : ffff800014f83ce0
 2157 15:00:53.548250  [  157.688374] x29: ffff800014f83ce0 x28: ffff0008084c9880 
 2158 15:00:53.548754  [  157.693711] x27: 0000000000000000 x26: 0000000000000000 
 2159 15:00:53.588509  [  157.699044] x25: ffff8000114f1970 x24: ffff800014f83e20 
 2160 15:00:53.589059  [  157.704374] x23: 000000000000001a x22: ffff0008031b7000 
 2161 15:00:53.589427  [  157.709705] x21: ffff800011a03bd8 x20: ffff8000114f1a30 
 2162 15:00:53.589770  [  157.715036] x19: ffff800014f84000 x18: 0000000000000000 
 2163 15:00:53.590100  [  157.720367] x17: 0000000000000000 x16: 0000000000000000 
 2164 15:00:53.590418  [  157.725698] x15: 0000000000000030 x14: ffffffffffffffff 
 2165 15:00:53.591157  [  157.731028] x13: ffff800094f839c7 x12: ffff800014f839cf 
 2166 15:00:53.591510  [  157.736359] x11: 0000014bbc65d6ae x10: 0000000000001440 
 2167 15:00:53.592019  [  157.741690] x9 : ffff80001012dd74 x8 : ffff0008084cad20 
 2168 15:00:53.631856  [  157.747021] x7 : 0000000000000000 x6 : ffff800012551000 
 2169 15:00:53.632369  [  157.752352] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2170 15:00:53.632776  [  157.757683] x3 : 0000000000000000 x2 : 0000000000000000 
 2171 15:00:53.633124  [  157.763013] x1 : ffff0008084c9880 x0 : ffff800011a046f0 
 2172 15:00:53.633457  [  157.768345] Call trace:
 2173 15:00:53.634208  [  157.770797]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2174 15:00:53.634566  [  157.775948]  lkdtm_do_action+0x24/0x40
 2175 15:00:53.634888  [  157.779705]  direct_entry+0xd0/0x140
 2176 15:00:53.635398  [  157.783288]  full_proxy_write+0x68/0xbc
 2177 15:00:53.635739  [  157.787134]  vfs_write+0xec/0x20c
 2178 15:00:53.687016  [  157.790455]  ksys_write+0x70/0x100
 2179 15:00:53.687796  [  157.793864]  __arm64_sys_write+0x24/0x30
 2180 15:00:53.689045  [  157.797798]  el0_svc_common.constprop.0+0x84/0x1e0
 2181 15:00:53.689687  [  157.802599]  do_el0_svc+0x2c/0x94
 2182 15:00:53.690289  [  157.805923]  el0_svc+0x20/0x30
 2183 15:00:53.690875  [  157.808983]  el0_sync_handler+0xb0/0xb4
 2184 15:00:53.691355  [  157.812826]  el0_sync+0x180/0x1c0
 2185 15:00:53.691811  [  157.816152] Code: 97ffe05b 91401273 90003e00 911bc000 (39400261) 
 2186 15:00:53.692380  [  157.822262] ---[ end trace ce6c5c8a996b3412 ]---
 2187 15:00:53.692892  # Segmentation fault
 2188 15:00:53.778207  # [  157.571216] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2189 15:00:53.778771  # [  157.577764] lkdtm: attempting bad read from page above current stack
 2190 15:00:53.779143  # [  157.584279] Unable to handle kernel paging request at virtual address ffff800014f84000
 2191 15:00:53.779930  # [  157.592298] Mem abort info:
 2192 15:00:53.780298  # [  157.595114]   ESR = 0x96000007
 2193 15:00:53.780630  # [  157.598495]   EC = 0x25: DABT (current EL), IL = 32 bits
 2194 15:00:53.781022  # [  157.603879]   SET = 0, FnV = 0
 2195 15:00:53.781393  # [  157.606971]   EA = 0, S1PTW = 0
 2196 15:00:53.781866  # [  157.610146] Data abort info:
 2197 15:00:53.821321  # [  157.613059]   ISV = 0, ISS = 0x00000007
 2198 15:00:53.821915  # [  157.616928]   CM = 0, WnR = 0
 2199 15:00:53.822292  # [  157.619907] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2200 15:00:53.823082  # [  157.626642] [ffff800014f84000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871a7003, pte=0000000000000000
 2201 15:00:53.823453  # [  157.639263] Internal error: Oops: 96000007 [#4] PREEMPT SMP
 2202 15:00:53.824955  # [  157.644852] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2203 15:00:53.864483  # [  157.654332] CPU: 2 PID: 1173 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2204 15:00:53.865079  # [  157.662094] Hardware name: ARM Juno development board (r0) (DT)
 2205 15:00:53.865898  # [  157.668029] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2206 15:00:53.866268  # [  157.674054] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2207 15:00:53.866602  # [  157.679553] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2208 15:00:53.866925  # [  157.685051] sp : ffff800014f83ce0
 2209 15:00:53.867241  # [  157.688374] x29: ffff800014f83ce0 x28: ffff0008084c9880 
 2210 15:00:53.868028  # [  157.693711] x27: 0000000000000000 x26: 0000000000000000 
 2211 15:00:53.907711  # [  157.699044] x25: ffff8000114f1970 x24: ffff800014f83e20 
 2212 15:00:53.908260  # [  157.704374] x23: 000000000000001a x22: ffff0008031b7000 
 2213 15:00:53.908633  # [  157.709705] x21: ffff800011a03bd8 x20: ffff8000114f1a30 
 2214 15:00:53.909495  # [  157.715036] x19: ffff800014f84000 x18: 0000000000000000 
 2215 15:00:53.909888  # [  157.720367] x17: 0000000000000000 x16: 0000000000000000 
 2216 15:00:53.910253  # [  157.725698] x15: 0000000000000030 x14: ffffffffffffffff 
 2217 15:00:53.910611  # [  157.731028] x13: ffff800094f839c7 x12: ffff800014f839cf 
 2218 15:00:53.950805  # [  157.736359] x11: 0000014bbc65d6ae x10: 0000000000001440 
 2219 15:00:53.951359  # [  157.741690] x9 : ffff80001012dd74 x8 : ffff0008084cad20 
 2220 15:00:53.951732  # [  157.747021] x7 : 0000000000000000 x6 : ffff800012551000 
 2221 15:00:53.952545  # [  157.752352] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2222 15:00:53.952987  # [  157.757683] x3 : 0000000000000000 x2 : 0000000000000000 
 2223 15:00:53.953336  # [  157.763013] x1 : ffff0008084c9880 x0 : ffff800011a046f0 
 2224 15:00:53.953653  # [  157.768345] Call trace:
 2225 15:00:53.954014  # [  157.770797]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2226 15:00:53.954490  # [  157.775948]  lkdtm_do_action+0x24/0x40
 2227 15:00:53.994030  # [  157.779705]  direct_entry+0xd0/0x140
 2228 15:00:53.994581  # [  157.783288]  full_proxy_write+0x68/0xbc
 2229 15:00:53.994972  # [  157.787134]  vfs_write+0xec/0x20c
 2230 15:00:53.995321  # [  157.790455]  ksys_write+0x70/0x100
 2231 15:00:53.995646  # [  157.793864]  __arm64_sys_write+0x24/0x30
 2232 15:00:53.996466  # [  157.797798]  el0_svc_common.constprop.0+0x84/0x1e0
 2233 15:00:53.996880  # [  157.802599]  do_el0_svc+0x2c/0x94
 2234 15:00:53.997246  # [  157.805923]  el0_svc+0x20/0x30
 2235 15:00:53.997651  # [  157.808983]  el0_sync_handler+0xb0/0xb4
 2236 15:00:53.997971  # [  157.812826]  el0_sync+0x180/0x1c0
 2237 15:00:53.998414  # [  157.816152] Code: 97ffe05b 91401273 90003e00 911bc000 (39400261) 
 2238 15:00:54.019887  # [  157.822262] ---[ end trace ce6c5c8a996b3412 ]---
 2239 15:00:54.020404  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 2240 15:00:54.023161  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2241 15:00:54.023662  # selftests: lkdtm: UNSET_SMEP.sh
 2242 15:00:54.095941  [  158.233441] lkdtm: Performing direct entry UNSET_SMEP
 2243 15:00:54.099047  [  158.238586] lkdtm: XFAIL: this test is x86_64-only
 2244 15:00:54.171754  # [  158.233441] lkdtm: Performing direct entry UNSET_SMEP
 2245 15:00:54.174915  # [  158.238586] lkdtm: XFAIL: this test is x86_64-only
 2246 15:00:54.206948  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 2247 15:00:54.238853  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 2248 15:00:54.254886  # selftests: lkdtm: DOUBLE_FAULT.sh
 2249 15:00:54.512460  [  158.648042] lkdtm: Performing direct entry DOUBLE_FAULT
 2250 15:00:54.515682  [  158.653338] lkdtm: XFAIL: this test is ia32-only
 2251 15:00:54.567628  # [  158.648042] lkdtm: Performing direct entry DOUBLE_FAULT
 2252 15:00:54.570796  # [  158.653338] lkdtm: XFAIL: this test is ia32-only
 2253 15:00:54.586693  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 2254 15:00:54.618687  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 2255 15:00:54.650704  # selftests: lkdtm: CORRUPT_PAC.sh
 2256 15:00:54.892306  [  159.028967] lkdtm: Performing direct entry CORRUPT_PAC
 2257 15:00:54.895485  [  159.034188] lkdtm: FAIL: CPU lacks pointer authentication feature
 2258 15:00:54.961353  # [  159.028967] lkdtm: Performing direct entry CORRUPT_PAC
 2259 15:00:54.964591  # [  159.034188] lkdtm: FAIL: CPU lacks pointer authentication feature
 2260 15:00:54.980428  # CORRUPT_PAC: missing 'call trace:': [FAIL]
 2261 15:00:55.012494  not ok 16 selftests: lkdtm: CORRUPT_PAC.sh # exit=1
 2262 15:00:55.044481  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 2263 15:00:55.291079  [  159.422258] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2264 15:00:55.294282  [  159.428797] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2265 15:00:55.365075  # [  159.422258] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2266 15:00:55.368402  # [  159.428797] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2267 15:00:55.384317  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 2268 15:00:55.423182  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 2269 15:00:55.439297  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 2270 15:00:55.615261  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 2271 15:00:55.631116  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 2272 15:00:55.663120  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 2273 15:00:55.839156  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 2274 15:00:55.855100  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 2275 15:00:55.887107  # selftests: lkdtm: READ_AFTER_FREE.sh
 2276 15:00:56.133802  [  160.260610] lkdtm: Performing direct entry READ_AFTER_FREE
 2277 15:00:56.134388  [  160.266184] lkdtm: Value in memory before free: 12345678
 2278 15:00:56.134886  [  160.271569] lkdtm: Attempting bad read from freed memory
 2279 15:00:56.137129  [  160.276950] lkdtm: Memory was not poisoned
 2280 15:00:56.227824  # [  160.260610] lkdtm: Performing direct entry READ_AFTER_FREE
 2281 15:00:56.228378  # [  160.266184] lkdtm: Value in memory before free: 12345678
 2282 15:00:56.228802  # [  160.271569] lkdtm: Attempting bad read from freed memory
 2283 15:00:56.229156  # [  160.276950] lkdtm: Memory was not poisoned
 2284 15:00:56.231186  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 2285 15:00:56.246918  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 2286 15:00:56.278914  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 2287 15:00:56.454848  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 2288 15:00:56.470663  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 2289 15:00:56.502777  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 2290 15:00:56.755425  [  160.880798] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2291 15:00:56.756052  [  160.886889] lkdtm: Value in memory before free: 12345678
 2292 15:00:56.756946  [  160.892355] lkdtm: Attempting to read from freed memory
 2293 15:00:56.758789  [  160.897680] lkdtm: Buddy page was not poisoned
 2294 15:00:56.842467  # [  160.880798] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2295 15:00:56.843460  # [  160.886889] lkdtm: Value in memory before free: 12345678
 2296 15:00:56.843856  # [  160.892355] lkdtm: Attempting to read from freed memory
 2297 15:00:56.844202  # [  160.897680] lkdtm: Buddy page was not poisoned
 2298 15:00:56.846019  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 2299 15:00:56.890490  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 2300 15:00:56.906498  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 2301 15:00:57.156266  [  161.294593] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2302 15:00:57.159447  [  161.300281] lkdtm: Attempting double slab free ...
 2303 15:00:57.241176  # [  161.294593] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2304 15:00:57.244405  # [  161.300281] lkdtm: Attempting double slab free ...
 2305 15:00:57.260398  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 2306 15:00:57.292371  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 2307 15:00:57.324362  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 2308 15:00:57.566158  [  161.704421] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2309 15:00:57.569354  [  161.709998] lkdtm: Attempting cross-cache slab free ...
 2310 15:00:57.636150  # [  161.704421] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2311 15:00:57.636710  # [  161.709998] lkdtm: Attempting cross-cache slab free ...
 2312 15:00:57.651174  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2313 15:00:57.684162  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2314 15:00:57.716138  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2315 15:00:57.957788  [  162.093727] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2316 15:00:57.961116  [  162.099205] lkdtm: Attempting non-Slab slab free ...
 2317 15:00:58.042825  # [  162.093727] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2318 15:00:58.046083  # [  162.099205] lkdtm: Attempting non-Slab slab free ...
 2319 15:00:58.061955  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2320 15:00:58.093943  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2321 15:00:58.125980  # selftests: lkdtm: SOFTLOCKUP.sh
 2322 15:00:58.301868  # Skipping SOFTLOCKUP: Hangs the system
 2323 15:00:58.317906  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2324 15:00:58.333895  # selftests: lkdtm: HARDLOCKUP.sh
 2325 15:00:58.509776  # Skipping HARDLOCKUP: Hangs the system
 2326 15:00:58.525722  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2327 15:00:58.557616  # selftests: lkdtm: SPINLOCKUP.sh
 2328 15:00:58.733549  # Skipping SPINLOCKUP: Hangs the system
 2329 15:00:58.749349  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2330 15:00:58.765302  # selftests: lkdtm: HUNG_TASK.sh
 2331 15:00:58.941478  # Skipping HUNG_TASK: Hangs the system
 2332 15:00:58.957450  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2333 15:00:58.988587  # selftests: lkdtm: EXEC_DATA.sh
 2334 15:00:59.258502  [  163.373426] lkdtm: Performing direct entry EXEC_DATA
 2335 15:00:59.260055  [  163.378471] lkdtm: attempting ok execution at ffff800010a0d1c0
 2336 15:00:59.260989  [  163.384547] lkdtm: attempting bad execution at ffff80001348e598
 2337 15:00:59.261633  [  163.390547] Unable to handle kernel execute from non-executable memory at virtual address ffff80001348e598
 2338 15:00:59.262027  [  163.400401] Mem abort info:
 2339 15:00:59.262371  [  163.403215]   ESR = 0x8600000f
 2340 15:00:59.262692  [  163.406326]   EC = 0x21: IABT (current EL), IL = 32 bits
 2341 15:00:59.263098  [  163.411671]   SET = 0, FnV = 0
 2342 15:00:59.301938  [  163.414755]   EA = 0, S1PTW = 0
 2343 15:00:59.303045  [  163.417927] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2344 15:00:59.304528  [  163.424666] [ffff80001348e598] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=007800008368e703
 2345 15:00:59.305499  [  163.437285] Internal error: Oops: 8600000f [#5] PREEMPT SMP
 2346 15:00:59.306034  [  163.442874] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2347 15:00:59.306704  [  163.452350] CPU: 2 PID: 1730 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2348 15:00:59.345357  [  163.460111] Hardware name: ARM Juno development board (r0) (DT)
 2349 15:00:59.345913  [  163.466049] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2350 15:00:59.346279  [  163.472075] pc : data_area+0x0/0x40
 2351 15:00:59.347085  [  163.475577] lr : execute_location+0x84/0xa4
 2352 15:00:59.347457  [  163.479767] sp : ffff8000158cbcd0
 2353 15:00:59.347793  [  163.483087] x29: ffff8000158cbcd0 x28: ffff000807a88000 
 2354 15:00:59.348121  [  163.488419] x27: 0000000000000000 x26: 0000000000000000 
 2355 15:00:59.348437  [  163.493751] x25: ffff8000114f1970 x24: ffff8000158cbe20 
 2356 15:00:59.388686  [  163.499083] x23: 000000000000000a x22: ffff000807999000 
 2357 15:00:59.389212  [  163.504414] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2358 15:00:59.389582  [  163.509745] x19: ffff80001348e598 x18: 0000000000000000 
 2359 15:00:59.389925  [  163.515076] x17: 0000000000000000 x16: 0000000000000000 
 2360 15:00:59.390709  [  163.520407] x15: 0000000000000030 x14: ffffffffffffffff 
 2361 15:00:59.391064  [  163.525738] x13: ffff8000958cb9b7 x12: ffff8000158cb9bf 
 2362 15:00:59.391394  [  163.531068] x11: 0000000000000008 x10: ffff8000125d82d0 
 2363 15:00:59.391713  [  163.536400] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2364 15:00:59.392506  [  163.541731] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2365 15:00:59.432046  [  163.547061] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2366 15:00:59.432558  [  163.552392] x3 : 0000000000000000 x2 : 0000000000000000 
 2367 15:00:59.432976  [  163.557723] x1 : ffff000807a88000 x0 : 0000000000000033 
 2368 15:00:59.433324  [  163.563054] Call trace:
 2369 15:00:59.433651  [  163.565507]  data_area+0x0/0x40
 2370 15:00:59.434431  [  163.568655]  lkdtm_EXEC_DATA+0x24/0x30
 2371 15:00:59.434803  [  163.572412]  lkdtm_do_action+0x24/0x40
 2372 15:00:59.435309  [  163.576168]  direct_entry+0xd0/0x140
 2373 15:00:59.435698  [  163.579752]  full_proxy_write+0x68/0xbc
 2374 15:00:59.436103  [  163.583596]  vfs_write+0xec/0x20c
 2375 15:00:59.436431  [  163.586917]  ksys_write+0x70/0x100
 2376 15:00:59.479988  [  163.590325]  __arm64_sys_write+0x24/0x30
 2377 15:00:59.480712  [  163.594258]  el0_svc_common.constprop.0+0x84/0x1e0
 2378 15:00:59.481741  [  163.599060]  do_el0_svc+0x2c/0x94
 2379 15:00:59.482210  [  163.602383]  el0_svc+0x20/0x30
 2380 15:00:59.482644  [  163.605443]  el0_sync_handler+0xb0/0xb4
 2381 15:00:59.483101  [  163.609286]  el0_sync+0x180/0x1c0
 2382 15:00:59.483605  [  163.612612] Code: 067cfc00 ffff0008 067cfd00 ffff0008 (aa1e03e9) 
 2383 15:00:59.484110  [  163.618722] ---[ end trace ce6c5c8a996b3413 ]---
 2384 15:00:59.484599  # Segmentation fault
 2385 15:00:59.577917  # [  163.373426] lkdtm: Performing direct entry EXEC_DATA
 2386 15:00:59.578483  # [  163.378471] lkdtm: attempting ok execution at ffff800010a0d1c0
 2387 15:00:59.578860  # [  163.384547] lkdtm: attempting bad execution at ffff80001348e598
 2388 15:00:59.579203  # [  163.390547] Unable to handle kernel execute from non-executable memory at virtual address ffff80001348e598
 2389 15:00:59.580011  # [  163.400401] Mem abort info:
 2390 15:00:59.580373  # [  163.403215]   ESR = 0x8600000f
 2391 15:00:59.580772  # [  163.406326]   EC = 0x21: IABT (current EL), IL = 32 bits
 2392 15:00:59.581622  # [  163.411671]   SET = 0, FnV = 0
 2393 15:00:59.621011  # [  163.414755]   EA = 0, S1PTW = 0
 2394 15:00:59.621553  # [  163.417927] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2395 15:00:59.622391  # [  163.424666] [ffff80001348e598] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=007800008368e703
 2396 15:00:59.622768  # [  163.437285] Internal error: Oops: 8600000f [#5] PREEMPT SMP
 2397 15:00:59.623208  # [  163.442874] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2398 15:00:59.664099  # [  163.452350] CPU: 2 PID: 1730 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2399 15:00:59.664828  # [  163.460111] Hardware name: ARM Juno development board (r0) (DT)
 2400 15:00:59.665713  # [  163.466049] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2401 15:00:59.666093  # [  163.472075] pc : data_area+0x0/0x40
 2402 15:00:59.666435  # [  163.475577] lr : execute_location+0x84/0xa4
 2403 15:00:59.666770  # [  163.479767] sp : ffff8000158cbcd0
 2404 15:00:59.667088  # [  163.483087] x29: ffff8000158cbcd0 x28: ffff000807a88000 
 2405 15:00:59.667474  # [  163.488419] x27: 0000000000000000 x26: 0000000000000000 
 2406 15:00:59.667986  # [  163.493751] x25: ffff8000114f1970 x24: ffff8000158cbe20 
 2407 15:00:59.707414  # [  163.499083] x23: 000000000000000a x22: ffff000807999000 
 2408 15:00:59.707960  # [  163.504414] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2409 15:00:59.708327  # [  163.509745] x19: ffff80001348e598 x18: 0000000000000000 
 2410 15:00:59.708700  # [  163.515076] x17: 0000000000000000 x16: 0000000000000000 
 2411 15:00:59.709034  # [  163.520407] x15: 0000000000000030 x14: ffffffffffffffff 
 2412 15:00:59.709827  # [  163.525738] x13: ffff8000958cb9b7 x12: ffff8000158cb9bf 
 2413 15:00:59.710189  # [  163.531068] x11: 0000000000000008 x10: ffff8000125d82d0 
 2414 15:00:59.711059  # [  163.536400] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2415 15:00:59.750475  # [  163.541731] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2416 15:00:59.751029  # [  163.547061] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2417 15:00:59.751871  # [  163.552392] x3 : 0000000000000000 x2 : 0000000000000000 
 2418 15:00:59.752251  # [  163.557723] x1 : ffff000807a88000 x0 : 0000000000000033 
 2419 15:00:59.752589  # [  163.563054] Call trace:
 2420 15:00:59.752971  # [  163.565507]  data_area+0x0/0x40
 2421 15:00:59.753290  # [  163.568655]  lkdtm_EXEC_DATA+0x24/0x30
 2422 15:00:59.753604  # [  163.572412]  lkdtm_do_action+0x24/0x40
 2423 15:00:59.753983  # [  163.576168]  direct_entry+0xd0/0x140
 2424 15:00:59.754396  # [  163.579752]  full_proxy_write+0x68/0xbc
 2425 15:00:59.793724  # [  163.583596]  vfs_write+0xec/0x20c
 2426 15:00:59.794265  # [  163.586917]  ksys_write+0x70/0x100
 2427 15:00:59.794631  # [  163.590325]  __arm64_sys_write+0x24/0x30
 2428 15:00:59.794974  # [  163.594258]  el0_svc_common.constprop.0+0x84/0x1e0
 2429 15:00:59.795300  # [  163.599060]  do_el0_svc+0x2c/0x94
 2430 15:00:59.796131  # [  163.602383]  el0_svc+0x20/0x30
 2431 15:00:59.796501  # [  163.605443]  el0_sync_handler+0xb0/0xb4
 2432 15:00:59.796932  # [  163.609286]  el0_sync+0x180/0x1c0
 2433 15:00:59.797336  # [  163.612612] Code: 067cfc00 ffff0008 067cfd00 ffff0008 (aa1e03e9) 
 2434 15:00:59.797736  # [  163.618722] ---[ end trace ce6c5c8a996b3413 ]---
 2435 15:00:59.814863  # EXEC_DATA: saw 'call trace:': ok
 2436 15:00:59.815342  ok 30 selftests: lkdtm: EXEC_DATA.sh
 2437 15:00:59.818114  # selftests: lkdtm: EXEC_STACK.sh
 2438 15:00:59.896950  [  164.011680] lkdtm: Performing direct entry EXEC_STACK
 2439 15:00:59.897751  [  164.016832] lkdtm: attempting ok execution at ffff800010a0d1c0
 2440 15:00:59.898893  [  164.022895] lkdtm: attempting bad execution at ffff80001594bcc8
 2441 15:00:59.899424  [  164.028892] Unable to handle kernel execute from non-executable memory at virtual address ffff80001594bcc8
 2442 15:00:59.899979  [  164.038688] Mem abort info:
 2443 15:00:59.900530  [  164.041627]   ESR = 0x8600000f
 2444 15:00:59.901157  [  164.044751]   EC = 0x21: IABT (current EL), IL = 32 bits
 2445 15:00:59.901819  [  164.050124]   SET = 0, FnV = 0
 2446 15:00:59.940480  [  164.053208]   EA = 0, S1PTW = 0
 2447 15:00:59.941229  [  164.056389] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2448 15:00:59.942309  [  164.063230] [ffff80001594bcc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=000000088659b003, pte=00680008858d3703
 2449 15:00:59.942821  [  164.075855] Internal error: Oops: 8600000f [#6] PREEMPT SMP
 2450 15:00:59.943227  [  164.081446] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2451 15:00:59.944139  [  164.090926] CPU: 2 PID: 1772 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2452 15:00:59.983855  [  164.098688] Hardware name: ARM Juno development board (r0) (DT)
 2453 15:00:59.984433  [  164.104625] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2454 15:00:59.984891  [  164.110652] pc : 0xffff80001594bcc8
 2455 15:00:59.985730  [  164.114151] lr : execute_location+0x84/0xa4
 2456 15:00:59.986100  [  164.118344] sp : ffff80001594bc80
 2457 15:00:59.986436  [  164.121664] x29: ffff80001594bc80 x28: ffff000807a8b100 
 2458 15:00:59.986768  [  164.127000] x27: 0000000000000000 x26: 0000000000000000 
 2459 15:00:59.987177  [  164.132337] x25: ffff8000114f1970 x24: ffff80001594be20 
 2460 15:01:00.027165  [  164.137668] x23: 000000000000000b x22: ffff00080659a000 
 2461 15:01:00.027684  [  164.143000] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2462 15:01:00.028059  [  164.148332] x19: ffff80001594bcc8 x18: 0000000000000001 
 2463 15:01:00.028405  [  164.153663] x17: 0000000000000000 x16: 0000000000000000 
 2464 15:01:00.028779  [  164.158994] x15: 0000000000000030 x14: ffffffffffffffff 
 2465 15:01:00.029105  [  164.164325] x13: ffff80009594b967 x12: ffff80001594b970 
 2466 15:01:00.029894  [  164.169656] x11: 0000000000000010 x10: ffff8000125d82d0 
 2467 15:01:00.030244  [  164.174987] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2468 15:01:00.030758  [  164.180318] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2469 15:01:00.070610  [  164.185649] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 2470 15:01:00.071125  [  164.190980] x3 : 0000000000000000 x2 : 0000000000000000 
 2471 15:01:00.071500  [  164.196310] x1 : ffff000807a8b100 x0 : 0000000000000033 
 2472 15:01:00.071847  [  164.201641] Call trace:
 2473 15:01:00.072174  [  164.204093]  0xffff80001594bcc8
 2474 15:01:00.072990  [  164.207241]  lkdtm_EXEC_STACK+0x30/0x58
 2475 15:01:00.073353  [  164.211087]  lkdtm_do_action+0x24/0x40
 2476 15:01:00.073692  [  164.214843]  direct_entry+0xd0/0x140
 2477 15:01:00.074118  [  164.218427]  full_proxy_write+0x68/0xbc
 2478 15:01:00.074519  [  164.222272]  vfs_write+0xec/0x20c
 2479 15:01:00.074846  [  164.225593]  ksys_write+0x70/0x100
 2480 15:01:00.118719  [  164.229002]  __arm64_sys_write+0x24/0x30
 2481 15:01:00.119333  [  164.232935]  el0_svc_common.constprop.0+0x84/0x1e0
 2482 15:01:00.119712  [  164.237736]  do_el0_svc+0x2c/0x94
 2483 15:01:00.120058  [  164.241060]  el0_svc+0x20/0x30
 2484 15:01:00.120385  [  164.244119]  el0_sync_handler+0xb0/0xb4
 2485 15:01:00.120736  [  164.247963]  el0_sync+0x180/0x1c0
 2486 15:01:00.121538  [  164.251288] Code: 10a0c284 ffff8000 1594bd20 ffff8000 (aa1e03e9) 
 2487 15:01:00.121947  [  164.257398] ---[ end trace ce6c5c8a996b3414 ]---
 2488 15:01:00.122424  # Segmentation fault
 2489 15:01:00.201025  # [  164.011680] lkdtm: Performing direct entry EXEC_STACK
 2490 15:01:00.201596  # [  164.016832] lkdtm: attempting ok execution at ffff800010a0d1c0
 2491 15:01:00.202450  # [  164.022895] lkdtm: attempting bad execution at ffff80001594bcc8
 2492 15:01:00.202829  # [  164.028892] Unable to handle kernel execute from non-executable memory at virtual address ffff80001594bcc8
 2493 15:01:00.203178  # [  164.038688] Mem abort info:
 2494 15:01:00.203506  # [  164.041627]   ESR = 0x8600000f
 2495 15:01:00.203825  # [  164.044751]   EC = 0x21: IABT (current EL), IL = 32 bits
 2496 15:01:00.204632  # [  164.050124]   SET = 0, FnV = 0
 2497 15:01:00.244205  # [  164.053208]   EA = 0, S1PTW = 0
 2498 15:01:00.245294  # [  164.056389] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2499 15:01:00.247107  # [  164.063230] [ffff80001594bcc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=000000088659b003, pte=00680008858d3703
 2500 15:01:00.247591  # [  164.075855] Internal error: Oops: 8600000f [#6] PREEMPT SMP
 2501 15:01:00.248279  # [  164.081446] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2502 15:01:00.287303  # [  164.090926] CPU: 2 PID: 1772 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2503 15:01:00.287861  # [  164.098688] Hardware name: ARM Juno development board (r0) (DT)
 2504 15:01:00.288228  # [  164.104625] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2505 15:01:00.289055  # [  164.110652] pc : 0xffff80001594bcc8
 2506 15:01:00.289447  # [  164.114151] lr : execute_location+0x84/0xa4
 2507 15:01:00.289784  # [  164.118344] sp : ffff80001594bc80
 2508 15:01:00.290106  # [  164.121664] x29: ffff80001594bc80 x28: ffff000807a8b100 
 2509 15:01:00.290421  # [  164.127000] x27: 0000000000000000 x26: 0000000000000000 
 2510 15:01:00.290866  # [  164.132337] x25: ffff8000114f1970 x24: ffff80001594be20 
 2511 15:01:00.330453  # [  164.137668] x23: 000000000000000b x22: ffff00080659a000 
 2512 15:01:00.331037  # [  164.143000] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2513 15:01:00.331411  # [  164.148332] x19: ffff80001594bcc8 x18: 0000000000000001 
 2514 15:01:00.332392  # [  164.153663] x17: 0000000000000000 x16: 0000000000000000 
 2515 15:01:00.332894  # [  164.158994] x15: 0000000000000030 x14: ffffffffffffffff 
 2516 15:01:00.333249  # [  164.164325] x13: ffff80009594b967 x12: ffff80001594b970 
 2517 15:01:00.333576  # [  164.169656] x11: 0000000000000010 x10: ffff8000125d82d0 
 2518 15:01:00.334099  # [  164.174987] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2519 15:01:00.373616  # [  164.180318] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2520 15:01:00.374197  # [  164.185649] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 2521 15:01:00.374577  # [  164.190980] x3 : 0000000000000000 x2 : 0000000000000000 
 2522 15:01:00.375420  # [  164.196310] x1 : ffff000807a8b100 x0 : 0000000000000033 
 2523 15:01:00.375793  # [  164.201641] Call trace:
 2524 15:01:00.376125  # [  164.204093]  0xffff80001594bcc8
 2525 15:01:00.376446  # [  164.207241]  lkdtm_EXEC_STACK+0x30/0x58
 2526 15:01:00.376828  # [  164.211087]  lkdtm_do_action+0x24/0x40
 2527 15:01:00.377289  # [  164.214843]  direct_entry+0xd0/0x140
 2528 15:01:00.377624  # [  164.218427]  full_proxy_write+0x68/0xbc
 2529 15:01:00.416843  # [  164.222272]  vfs_write+0xec/0x20c
 2530 15:01:00.417475  # [  164.225593]  ksys_write+0x70/0x100
 2531 15:01:00.417874  # [  164.229002]  __arm64_sys_write+0x24/0x30
 2532 15:01:00.418793  # [  164.232935]  el0_svc_common.constprop.0+0x84/0x1e0
 2533 15:01:00.419180  # [  164.237736]  do_el0_svc+0x2c/0x94
 2534 15:01:00.419512  # [  164.241060]  el0_svc+0x20/0x30
 2535 15:01:00.419833  # [  164.244119]  el0_sync_handler+0xb0/0xb4
 2536 15:01:00.420149  # [  164.247963]  el0_sync+0x180/0x1c0
 2537 15:01:00.420553  # [  164.251288] Code: 10a0c284 ffff8000 1594bd20 ffff8000 (aa1e03e9) 
 2538 15:01:00.421008  # [  164.257398] ---[ end trace ce6c5c8a996b3414 ]---
 2539 15:01:00.437582  # EXEC_STACK: saw 'call trace:': ok
 2540 15:01:00.438182  ok 31 selftests: lkdtm: EXEC_STACK.sh
 2541 15:01:00.440877  # selftests: lkdtm: EXEC_KMALLOC.sh
 2542 15:01:00.553986  [  164.668527] lkdtm: Performing direct entry EXEC_KMALLOC
 2543 15:01:00.555022  [  164.673847] lkdtm: attempting ok execution at ffff800010a0d1c0
 2544 15:01:00.555623  [  164.679921] lkdtm: attempting bad execution at ffff000802848100
 2545 15:01:00.557077  [  164.685921] Unable to handle kernel execute from non-executable memory at virtual address ffff000802848100
 2546 15:01:00.557650  [  164.695727] Mem abort info:
 2547 15:01:00.558124  [  164.698702]   ESR = 0x8600000f
 2548 15:01:00.558578  [  164.701900]   EC = 0x21: IABT (current EL), IL = 32 bits
 2549 15:01:00.559125  [  164.707259]   SET = 0, FnV = 0
 2550 15:01:00.597285  [  164.710344]   EA = 0, S1PTW = 0
 2551 15:01:00.597864  [  164.713532] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2552 15:01:00.598803  [  164.720273] [ffff000802848100] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbf5003, pte=0068000882848707
 2553 15:01:00.599434  [  164.732903] Internal error: Oops: 8600000f [#7] PREEMPT SMP
 2554 15:01:00.599909  [  164.738492] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2555 15:01:00.601105  [  164.747967] CPU: 1 PID: 1814 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2556 15:01:00.640698  [  164.755725] Hardware name: ARM Juno development board (r0) (DT)
 2557 15:01:00.641276  [  164.761661] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2558 15:01:00.641652  [  164.767688] pc : 0xffff000802848100
 2559 15:01:00.642498  [  164.771191] lr : execute_location+0x84/0xa4
 2560 15:01:00.642866  [  164.775381] sp : ffff800015a0bcc0
 2561 15:01:00.643203  [  164.778701] x29: ffff800015a0bcc0 x28: ffff0008003f9880 
 2562 15:01:00.643530  [  164.784034] x27: 0000000000000000 x26: 0000000000000000 
 2563 15:01:00.643861  [  164.789367] x25: ffff8000114f1970 x24: ffff800015a0be20 
 2564 15:01:00.684073  [  164.794698] x23: 000000000000000d x22: ffff000803e9b000 
 2565 15:01:00.684603  [  164.800030] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2566 15:01:00.685019  [  164.805361] x19: ffff000802848100 x18: 0000000000000000 
 2567 15:01:00.685367  [  164.810691] x17: 0000000000000000 x16: 0000000000000000 
 2568 15:01:00.686189  [  164.816022] x15: 0000000000000030 x14: ffffffffffffffff 
 2569 15:01:00.686548  [  164.821353] x13: ffff800095a0b9a7 x12: ffff800015a0b9af 
 2570 15:01:00.686877  [  164.826684] x11: 0000000000000020 x10: ffff8000125d82d0 
 2571 15:01:00.687193  [  164.832016] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2572 15:01:00.687653  [  164.837346] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2573 15:01:00.727430  [  164.842677] x5 : ffff800012551c88 x4 : ffff00097efb2c50 
 2574 15:01:00.727963  [  164.848008] x3 : 0000000000000000 x2 : 0000000000000000 
 2575 15:01:00.728441  [  164.853339] x1 : ffff0008003f9880 x0 : 0000000000000033 
 2576 15:01:00.728924  [  164.858671] Call trace:
 2577 15:01:00.729357  [  164.861122]  0xffff000802848100
 2578 15:01:00.729780  [  164.864272]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2579 15:01:00.730821  [  164.868290]  lkdtm_do_action+0x24/0x40
 2580 15:01:00.731238  [  164.872046]  direct_entry+0xd0/0x140
 2581 15:01:00.731671  [  164.875630]  full_proxy_write+0x68/0xbc
 2582 15:01:00.732089  [  164.879475]  vfs_write+0xec/0x20c
 2583 15:01:00.732502  [  164.882796]  ksys_write+0x70/0x100
 2584 15:01:00.775473  [  164.886204]  __arm64_sys_write+0x24/0x30
 2585 15:01:00.776847  [  164.890138]  el0_svc_common.constprop.0+0x84/0x1e0
 2586 15:01:00.777686  [  164.894940]  do_el0_svc+0x2c/0x94
 2587 15:01:00.778650  [  164.898263]  el0_svc+0x20/0x30
 2588 15:01:00.779536  [  164.901323]  el0_sync_handler+0xb0/0xb4
 2589 15:01:00.780359  [  164.905167]  el0_sync+0x180/0x1c0
 2590 15:01:00.782150  [  164.908493] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2591 15:01:00.783045  [  164.914602] ---[ end trace ce6c5c8a996b3415 ]---
 2592 15:01:00.783889  # Segmentation fault
 2593 15:01:00.875271  # [  164.668527] lkdtm: Performing direct entry EXEC_KMALLOC
 2594 15:01:00.875838  # [  164.673847] lkdtm: attempting ok execution at ffff800010a0d1c0
 2595 15:01:00.876790  # [  164.679921] lkdtm: attempting bad execution at ffff000802848100
 2596 15:01:00.877192  # [  164.685921] Unable to handle kernel execute from non-executable memory at virtual address ffff000802848100
 2597 15:01:00.877548  # [  164.695727] Mem abort info:
 2598 15:01:00.877881  # [  164.698702]   ESR = 0x8600000f
 2599 15:01:00.878202  # [  164.701900]   EC = 0x21: IABT (current EL), IL = 32 bits
 2600 15:01:00.879372  # [  164.707259]   SET = 0, FnV = 0
 2601 15:01:00.918487  # [  164.710344]   EA = 0, S1PTW = 0
 2602 15:01:00.919033  # [  164.713532] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2603 15:01:00.920019  # [  164.720273] [ffff000802848100] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbf5003, pte=0068000882848707
 2604 15:01:00.920427  # [  164.732903] Internal error: Oops: 8600000f [#7] PREEMPT SMP
 2605 15:01:00.920900  # [  164.738492] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2606 15:01:00.961546  # [  164.747967] CPU: 1 PID: 1814 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2607 15:01:00.962101  # [  164.755725] Hardware name: ARM Juno development board (r0) (DT)
 2608 15:01:00.962577  # [  164.761661] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2609 15:01:00.963526  # [  164.767688] pc : 0xffff000802848100
 2610 15:01:00.963926  # [  164.771191] lr : execute_location+0x84/0xa4
 2611 15:01:00.964358  # [  164.775381] sp : ffff800015a0bcc0
 2612 15:01:00.964861  # [  164.778701] x29: ffff800015a0bcc0 x28: ffff0008003f9880 
 2613 15:01:00.965304  # [  164.784034] x27: 0000000000000000 x26: 0000000000000000 
 2614 15:01:00.965719  # [  164.789367] x25: ffff8000114f1970 x24: ffff800015a0be20 
 2615 15:01:01.004859  # [  164.794698] x23: 000000000000000d x22: ffff000803e9b000 
 2616 15:01:01.005416  # [  164.800030] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2617 15:01:01.005793  # [  164.805361] x19: ffff000802848100 x18: 0000000000000000 
 2618 15:01:01.006135  # [  164.810691] x17: 0000000000000000 x16: 0000000000000000 
 2619 15:01:01.007029  # [  164.816022] x15: 0000000000000030 x14: ffffffffffffffff 
 2620 15:01:01.007434  # [  164.821353] x13: ffff800095a0b9a7 x12: ffff800015a0b9af 
 2621 15:01:01.007766  # [  164.826684] x11: 0000000000000020 x10: ffff8000125d82d0 
 2622 15:01:01.008632  # [  164.832016] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2623 15:01:01.047960  # [  164.837346] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2624 15:01:01.048504  # [  164.842677] x5 : ffff800012551c88 x4 : ffff00097efb2c50 
 2625 15:01:01.049556  # [  164.848008] x3 : 0000000000000000 x2 : 0000000000000000 
 2626 15:01:01.050013  # [  164.853339] x1 : ffff0008003f9880 x0 : 0000000000000033 
 2627 15:01:01.050389  # [  164.858671] Call trace:
 2628 15:01:01.050719  # [  164.861122]  0xffff000802848100
 2629 15:01:01.051087  # [  164.864272]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2630 15:01:01.051470  # [  164.868290]  lkdtm_do_action+0x24/0x40
 2631 15:01:01.051870  # [  164.872046]  direct_entry+0xd0/0x140
 2632 15:01:01.091163  # [  164.875630]  full_proxy_write+0x68/0xbc
 2633 15:01:01.091700  # [  164.879475]  vfs_write+0xec/0x20c
 2634 15:01:01.092199  # [  164.882796]  ksys_write+0x70/0x100
 2635 15:01:01.092549  # [  164.886204]  __arm64_sys_write+0x24/0x30
 2636 15:01:01.092981  # [  164.890138]  el0_svc_common.constprop.0+0x84/0x1e0
 2637 15:01:01.093872  # [  164.894940]  do_el0_svc+0x2c/0x94
 2638 15:01:01.094294  # [  164.898263]  el0_svc+0x20/0x30
 2639 15:01:01.094798  # [  164.901323]  el0_sync_handler+0xb0/0xb4
 2640 15:01:01.095136  # [  164.905167]  el0_sync+0x180/0x1c0
 2641 15:01:01.095452  # [  164.908493] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2642 15:01:01.095847  # [  164.914602] ---[ end trace ce6c5c8a996b3415 ]---
 2643 15:01:01.112182  # EXEC_KMALLOC: saw 'call trace:': ok
 2644 15:01:01.112690  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 2645 15:01:01.115434  # selftests: lkdtm: EXEC_VMALLOC.sh
 2646 15:01:01.203922  [  165.314626] lkdtm: Performing direct entry EXEC_VMALLOC
 2647 15:01:01.204614  [  165.319952] lkdtm: attempting ok execution at ffff800010a0d1c0
 2648 15:01:01.205729  [  165.325979] lkdtm: attempting bad execution at ffff800013a55000
 2649 15:01:01.206156  [  165.332021] Unable to handle kernel execute from non-executable memory at virtual address ffff800013a55000
 2650 15:01:01.206606  [  165.341739] Mem abort info:
 2651 15:01:01.207033  [  165.344564]   ESR = 0x8600000f
 2652 15:01:01.207471  [  165.347631]   EC = 0x21: IABT (current EL), IL = 32 bits
 2653 15:01:01.207968  [  165.352980]   SET = 0, FnV = 0
 2654 15:01:01.208496  [  165.356065]   EA = 0, S1PTW = 0
 2655 15:01:01.247555  [  165.359223] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2656 15:01:01.248491  [  165.365964] [ffff800013a55000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880994003, pte=0068000884c50703
 2657 15:01:01.249212  [  165.378598] Internal error: Oops: 8600000f [#8] PREEMPT SMP
 2658 15:01:01.250551  [  165.384186] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2659 15:01:01.251093  [  165.393661] CPU: 1 PID: 1856 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2660 15:01:01.290837  [  165.401420] Hardware name: ARM Juno development board (r0) (DT)
 2661 15:01:01.291391  [  165.407356] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2662 15:01:01.291764  [  165.413382] pc : 0xffff800013a55000
 2663 15:01:01.292106  [  165.416885] lr : execute_location+0x84/0xa4
 2664 15:01:01.292436  [  165.421079] sp : ffff800015acbcc0
 2665 15:01:01.293316  [  165.424400] x29: ffff800015acbcc0 x28: ffff000804c11880 
 2666 15:01:01.293674  [  165.429733] x27: 0000000000000000 x26: 0000000000000000 
 2667 15:01:01.293998  [  165.435066] x25: ffff8000114f1970 x24: ffff800015acbe20 
 2668 15:01:01.294474  [  165.440398] x23: 000000000000000d x22: ffff000804c50000 
 2669 15:01:01.334112  [  165.445729] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2670 15:01:01.334644  [  165.451061] x19: ffff800013a55000 x18: 0000000000000000 
 2671 15:01:01.335012  [  165.456392] x17: 0000000000000000 x16: 0000000000000000 
 2672 15:01:01.335351  [  165.461723] x15: 0000000000000030 x14: ffffffffffffffff 
 2673 15:01:01.336189  [  165.467055] x13: ffff800095acb9a7 x12: ffff800015acb9af 
 2674 15:01:01.336546  [  165.472386] x11: ffff800013a57000 x10: 0000000000001440 
 2675 15:01:01.336918  [  165.477717] x9 : ffff80001012dd74 x8 : ffff000804c12d20 
 2676 15:01:01.337240  [  165.483048] x7 : 0000000000000000 x6 : ffff800012551000 
 2677 15:01:01.377469  [  165.488379] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 2678 15:01:01.377978  [  165.493710] x3 : 0000000000000000 x2 : 0000000000000000 
 2679 15:01:01.378347  [  165.499041] x1 : ffff000804c11880 x0 : 0000000000000033 
 2680 15:01:01.378684  [  165.504373] Call trace:
 2681 15:01:01.379011  [  165.506825]  0xffff800013a55000
 2682 15:01:01.379331  [  165.509976]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2683 15:01:01.380152  [  165.513994]  lkdtm_do_action+0x24/0x40
 2684 15:01:01.380501  [  165.517751]  direct_entry+0xd0/0x140
 2685 15:01:01.380927  [  165.521335]  full_proxy_write+0x68/0xbc
 2686 15:01:01.381260  [  165.525180]  vfs_write+0xec/0x20c
 2687 15:01:01.381574  [  165.528501]  ksys_write+0x70/0x100
 2688 15:01:01.381954  [  165.531910]  __arm64_sys_write+0x24/0x30
 2689 15:01:01.421089  [  165.535844]  el0_svc_common.constprop.0+0x84/0x1e0
 2690 15:01:01.421968  [  165.540646]  do_el0_svc+0x2c/0x94
 2691 15:01:01.422676  [  165.543969]  el0_svc+0x20/0x30
 2692 15:01:01.423308  [  165.547028]  el0_sync_handler+0xb0/0xb4
 2693 15:01:01.423969  [  165.550872]  el0_sync+0x180/0x1c0
 2694 15:01:01.424761  [  165.554199] Code: bad PC value
 2695 15:01:01.426144  [  165.557263] ---[ end trace ce6c5c8a996b3416 ]---
 2696 15:01:01.426794  # Segmentation fault
 2697 15:01:01.544119  # [  165.314626] lkdtm: Performing direct entry EXEC_VMALLOC
 2698 15:01:01.544719  # [  165.319952] lkdtm: attempting ok execution at ffff800010a0d1c0
 2699 15:01:01.545209  # [  165.325979] lkdtm: attempting bad execution at ffff800013a55000
 2700 15:01:01.546181  # [  165.332021] Unable to handle kernel execute from non-executable memory at virtual address ffff800013a55000
 2701 15:01:01.546574  # [  165.341739] Mem abort info:
 2702 15:01:01.547011  # [  165.344564]   ESR = 0x8600000f
 2703 15:01:01.547481  # [  165.347631]   EC = 0x21: IABT (current EL), IL = 32 bits
 2704 15:01:01.547843  # [  165.352980]   SET = 0, FnV = 0
 2705 15:01:01.548240  # [  165.356065]   EA = 0, S1PTW = 0
 2706 15:01:01.587313  # [  165.359223] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2707 15:01:01.587862  # [  165.365964] [ffff800013a55000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880994003, pte=0068000884c50703
 2708 15:01:01.588789  # [  165.378598] Internal error: Oops: 8600000f [#8] PREEMPT SMP
 2709 15:01:01.589173  # [  165.384186] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2710 15:01:01.590815  # [  165.393661] CPU: 1 PID: 1856 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2711 15:01:01.630440  # [  165.401420] Hardware name: ARM Juno development board (r0) (DT)
 2712 15:01:01.631052  # [  165.407356] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2713 15:01:01.631494  # [  165.413382] pc : 0xffff800013a55000
 2714 15:01:01.632380  # [  165.416885] lr : execute_location+0x84/0xa4
 2715 15:01:01.632808  # [  165.421079] sp : ffff800015acbcc0
 2716 15:01:01.633205  # [  165.424400] x29: ffff800015acbcc0 x28: ffff000804c11880 
 2717 15:01:01.633542  # [  165.429733] x27: 0000000000000000 x26: 0000000000000000 
 2718 15:01:01.634037  # [  165.435066] x25: ffff8000114f1970 x24: ffff800015acbe20 
 2719 15:01:01.634452  # [  165.440398] x23: 000000000000000d x22: ffff000804c50000 
 2720 15:01:01.673611  # [  165.445729] x21: 0000000000000001 x20: ffff800010a0d1c0 
 2721 15:01:01.674153  # [  165.451061] x19: ffff800013a55000 x18: 0000000000000000 
 2722 15:01:01.674526  # [  165.456392] x17: 0000000000000000 x16: 0000000000000000 
 2723 15:01:01.674871  # [  165.461723] x15: 0000000000000030 x14: ffffffffffffffff 
 2724 15:01:01.675810  # [  165.467055] x13: ffff800095acb9a7 x12: ffff800015acb9af 
 2725 15:01:01.676184  # [  165.472386] x11: ffff800013a57000 x10: 0000000000001440 
 2726 15:01:01.676513  # [  165.477717] x9 : ffff80001012dd74 x8 : ffff000804c12d20 
 2727 15:01:01.716750  # [  165.483048] x7 : 0000000000000000 x6 : ffff800012551000 
 2728 15:01:01.717368  # [  165.488379] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 2729 15:01:01.717768  # [  165.493710] x3 : 0000000000000000 x2 : 0000000000000000 
 2730 15:01:01.718701  # [  165.499041] x1 : ffff000804c11880 x0 : 0000000000000033 
 2731 15:01:01.719095  # [  165.504373] Call trace:
 2732 15:01:01.719531  # [  165.506825]  0xffff800013a55000
 2733 15:01:01.719867  # [  165.509976]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2734 15:01:01.720265  # [  165.513994]  lkdtm_do_action+0x24/0x40
 2735 15:01:01.720708  # [  165.517751]  direct_entry+0xd0/0x140
 2736 15:01:01.721041  # [  165.521335]  full_proxy_write+0x68/0xbc
 2737 15:01:01.721464  # [  165.525180]  vfs_write+0xec/0x20c
 2738 15:01:01.759954  # [  165.528501]  ksys_write+0x70/0x100
 2739 15:01:01.760523  # [  165.531910]  __arm64_sys_write+0x24/0x30
 2740 15:01:01.760974  # [  165.535844]  el0_svc_common.constprop.0+0x84/0x1e0
 2741 15:01:01.761326  # [  165.540646]  do_el0_svc+0x2c/0x94
 2742 15:01:01.761675  # [  165.543969]  el0_svc+0x20/0x30
 2743 15:01:01.762558  # [  165.547028]  el0_sync_handler+0xb0/0xb4
 2744 15:01:01.762941  # [  165.550872]  el0_sync+0x180/0x1c0
 2745 15:01:01.763327  # [  165.554199] Code: bad PC value
 2746 15:01:01.763663  # [  165.557263] ---[ end trace ce6c5c8a996b3416 ]---
 2747 15:01:01.763978  # EXEC_VMALLOC: saw 'call trace:': ok
 2748 15:01:01.764360  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 2749 15:01:01.778923  # selftests: lkdtm: EXEC_RODATA.sh
 2750 15:01:01.870670  [  165.985359] lkdtm: Performing direct entry EXEC_RODATA
 2751 15:01:01.871664  [  165.990574] lkdtm: attempting ok execution at ffff800010a0d1c0
 2752 15:01:01.872342  [  165.996496] lkdtm: attempting bad execution at ffff8000114f1e70
 2753 15:01:01.874144  [  166.002496] Unable to handle kernel execute from non-executable memory at virtual address ffff8000114f1e70
 2754 15:01:01.874953  [  166.012297] Mem abort info:
 2755 15:01:01.875631  [  166.015113]   ESR = 0x8600000e
 2756 15:01:01.876113  [  166.018332]   EC = 0x21: IABT (current EL), IL = 32 bits
 2757 15:01:01.876460  [  166.023805]   SET = 0, FnV = 0
 2758 15:01:01.914021  [  166.026894]   EA = 0, S1PTW = 0
 2759 15:01:01.914597  [  166.030067] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2760 15:01:01.915934  [  166.036835] [ffff8000114f1e70] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2761 15:01:01.916637  [  166.047545] Internal error: Oops: 8600000e [#9] PREEMPT SMP
 2762 15:01:01.917539  [  166.053132] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2763 15:01:01.918297  [  166.062611] CPU: 1 PID: 1898 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2764 15:01:01.957395  [  166.070373] Hardware name: ARM Juno development board (r0) (DT)
 2765 15:01:01.957966  [  166.076312] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2766 15:01:01.958393  [  166.082338] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2767 15:01:01.958741  [  166.087055] lr : execute_location+0x84/0xa4
 2768 15:01:01.959065  [  166.091244] sp : ffff800015b8bcd0
 2769 15:01:01.959909  [  166.094568] x29: ffff800015b8bcd0 x28: ffff000806701880 
 2770 15:01:01.960265  [  166.099901] x27: 0000000000000000 x26: 0000000000000000 
 2771 15:01:01.960642  [  166.105233] x25: ffff8000114f1970 x24: ffff800015b8be20 
 2772 15:01:01.961145  [  166.110565] x23: 000000000000000c x22: ffff000807801000 
 2773 15:01:02.000759  [  166.115896] x21: 0000000000000000 x20: ffff800010a0d1c0 
 2774 15:01:02.001302  [  166.121227] x19: ffff8000114f1e70 x18: 0000000000000000 
 2775 15:01:02.001671  [  166.126558] x17: 0000000000000000 x16: 0000000000000000 
 2776 15:01:02.002564  [  166.131889] x15: 0000000000000030 x14: ffffffffffffffff 
 2777 15:01:02.002938  [  166.137220] x13: ffff800095b8b9b7 x12: ffff800015b8b9bf 
 2778 15:01:02.003270  [  166.142551] x11: 0000000000000018 x10: ffff8000125d82d0 
 2779 15:01:02.003639  [  166.147881] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2780 15:01:02.004554  [  166.153212] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2781 15:01:02.044062  [  166.158543] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2782 15:01:02.044577  [  166.163874] x3 : 0000000000000000 x2 : 0000000000000000 
 2783 15:01:02.044983  [  166.169205] x1 : ffff000806701880 x0 : 0000000000000033 
 2784 15:01:02.045328  [  166.174536] Call trace:
 2785 15:01:02.045655  [  166.176990]  lkdtm_rodata_do_nothing+0x0/0x10
 2786 15:01:02.045972  [  166.181356]  lkdtm_EXEC_RODATA+0x24/0x30
 2787 15:01:02.046808  [  166.185288]  lkdtm_do_action+0x24/0x40
 2788 15:01:02.047153  [  166.189044]  direct_entry+0xd0/0x140
 2789 15:01:02.047545  [  166.192628]  full_proxy_write+0x68/0xbc
 2790 15:01:02.047938  [  166.196472]  vfs_write+0xec/0x20c
 2791 15:01:02.091681  [  166.199793]  ksys_write+0x70/0x100
 2792 15:01:02.092832  [  166.203202]  __arm64_sys_write+0x24/0x30
 2793 15:01:02.093663  [  166.207135]  el0_svc_common.constprop.0+0x84/0x1e0
 2794 15:01:02.094547  [  166.211937]  do_el0_svc+0x2c/0x94
 2795 15:01:02.095232  [  166.215259]  el0_svc+0x20/0x30
 2796 15:01:02.096444  [  166.218319]  el0_sync_handler+0xb0/0xb4
 2797 15:01:02.097363  [  166.222163]  el0_sync+0x180/0x1c0
 2798 15:01:02.098042  [  166.225489] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2799 15:01:02.098661  [  166.231598] ---[ end trace ce6c5c8a996b3417 ]---
 2800 15:01:02.099203  # Segmentation fault
 2801 15:01:02.192811  # [  165.985359] lkdtm: Performing direct entry EXEC_RODATA
 2802 15:01:02.193955  # [  165.990574] lkdtm: attempting ok execution at ffff800010a0d1c0
 2803 15:01:02.194373  # [  165.996496] lkdtm: attempting bad execution at ffff8000114f1e70
 2804 15:01:02.194711  # [  166.002496] Unable to handle kernel execute from non-executable memory at virtual address ffff8000114f1e70
 2805 15:01:02.195033  # [  166.012297] Mem abort info:
 2806 15:01:02.195343  # [  166.015113]   ESR = 0x8600000e
 2807 15:01:02.195646  # [  166.018332]   EC = 0x21: IABT (current EL), IL = 32 bits
 2808 15:01:02.196555  # [  166.023805]   SET = 0, FnV = 0
 2809 15:01:02.236012  # [  166.026894]   EA = 0, S1PTW = 0
 2810 15:01:02.236584  # [  166.030067] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 2811 15:01:02.237026  # [  166.036835] [ffff8000114f1e70] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2812 15:01:02.237372  # [  166.047545] Internal error: Oops: 8600000e [#9] PREEMPT SMP
 2813 15:01:02.238234  # [  166.053132] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2814 15:01:02.239509  # [  166.062611] CPU: 1 PID: 1898 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2815 15:01:02.279063  # [  166.070373] Hardware name: ARM Juno development board (r0) (DT)
 2816 15:01:02.279660  # [  166.076312] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2817 15:01:02.280030  # [  166.082338] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2818 15:01:02.280363  # [  166.087055] lr : execute_location+0x84/0xa4
 2819 15:01:02.281254  # [  166.091244] sp : ffff800015b8bcd0
 2820 15:01:02.281678  # [  166.094568] x29: ffff800015b8bcd0 x28: ffff000806701880 
 2821 15:01:02.282015  # [  166.099901] x27: 0000000000000000 x26: 0000000000000000 
 2822 15:01:02.282947  # [  166.105233] x25: ffff8000114f1970 x24: ffff800015b8be20 
 2823 15:01:02.322232  # [  166.110565] x23: 000000000000000c x22: ffff000807801000 
 2824 15:01:02.322863  # [  166.115896] x21: 0000000000000000 x20: ffff800010a0d1c0 
 2825 15:01:02.323356  # [  166.121227] x19: ffff8000114f1e70 x18: 0000000000000000 
 2826 15:01:02.323779  # [  166.126558] x17: 0000000000000000 x16: 0000000000000000 
 2827 15:01:02.324807  # [  166.131889] x15: 0000000000000030 x14: ffffffffffffffff 
 2828 15:01:02.325178  # [  166.137220] x13: ffff800095b8b9b7 x12: ffff800015b8b9bf 
 2829 15:01:02.325532  # [  166.142551] x11: 0000000000000018 x10: ffff8000125d82d0 
 2830 15:01:02.325966  # [  166.147881] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2831 15:01:02.365360  # [  166.153212] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2832 15:01:02.365938  # [  166.158543] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 2833 15:01:02.366331  # [  166.163874] x3 : 0000000000000000 x2 : 0000000000000000 
 2834 15:01:02.367256  # [  166.169205] x1 : ffff000806701880 x0 : 0000000000000033 
 2835 15:01:02.367637  # [  166.174536] Call trace:
 2836 15:01:02.367965  # [  166.176990]  lkdtm_rodata_do_nothing+0x0/0x10
 2837 15:01:02.368280  # [  166.181356]  lkdtm_EXEC_RODATA+0x24/0x30
 2838 15:01:02.368585  # [  166.185288]  lkdtm_do_action+0x24/0x40
 2839 15:01:02.369077  # [  166.189044]  direct_entry+0xd0/0x140
 2840 15:01:02.408558  # [  166.192628]  full_proxy_write+0x68/0xbc
 2841 15:01:02.409158  # [  166.196472]  vfs_write+0xec/0x20c
 2842 15:01:02.409529  # [  166.199793]  ksys_write+0x70/0x100
 2843 15:01:02.409905  # [  166.203202]  __arm64_sys_write+0x24/0x30
 2844 15:01:02.410242  # [  166.207135]  el0_svc_common.constprop.0+0x84/0x1e0
 2845 15:01:02.410573  # [  166.211937]  do_el0_svc+0x2c/0x94
 2846 15:01:02.411451  # [  166.215259]  el0_svc+0x20/0x30
 2847 15:01:02.411818  # [  166.218319]  el0_sync_handler+0xb0/0xb4
 2848 15:01:02.412176  # [  166.222163]  el0_sync+0x180/0x1c0
 2849 15:01:02.412513  # [  166.225489] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2850 15:01:02.412969  # [  166.231598] ---[ end trace ce6c5c8a996b3417 ]---
 2851 15:01:02.429443  # EXEC_RODATA: saw 'call trace:': ok
 2852 15:01:02.429966  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 2853 15:01:02.432685  # selftests: lkdtm: EXEC_USERSPACE.sh
 2854 15:01:02.530277  [  166.645009] lkdtm: Performing direct entry EXEC_USERSPACE
 2855 15:01:02.530918  [  166.650524] lkdtm: attempting ok execution at ffff800010a0d1c0
 2856 15:01:02.531888  [  166.656510] lkdtm: attempting bad execution at 0000ffff9cfa5000
 2857 15:01:02.532294  [  166.662510] Unable to handle kernel execution of user memory at virtual address 0000ffff9cfa5000
 2858 15:01:02.532703  [  166.671440] Mem abort info:
 2859 15:01:02.533084  [  166.674530]   ESR = 0x8600000f
 2860 15:01:02.533414  [  166.677643]   EC = 0x21: IABT (current EL), IL = 32 bits
 2861 15:01:02.533976  [  166.682994]   SET = 0, FnV = 0
 2862 15:01:02.573991  [  166.686076]   EA = 0, S1PTW = 0
 2863 15:01:02.574840  [  166.689249] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000887833000
 2864 15:01:02.575521  [  166.695729] [0000ffff9cfa5000] pgd=0000000882a00003, p4d=0000000882a00003, pud=0000000883b87003, pmd=00000008847f4003, pte=00a800088d309f43
 2865 15:01:02.577156  [  166.708365] Internal error: Oops: 8600000f [#10] PREEMPT SMP
 2866 15:01:02.577843  [  166.714045] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2867 15:01:02.578463  [  166.723525] CPU: 2 PID: 1940 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2868 15:01:02.617180  [  166.731289] Hardware name: ARM Juno development board (r0) (DT)
 2869 15:01:02.617757  [  166.737228] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2870 15:01:02.618239  [  166.743249] pc : 0xffff9cfa5000
 2871 15:01:02.619262  [  166.746401] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2872 15:01:02.619664  [  166.750941] sp : ffff800015c33cf0
 2873 15:01:02.620102  [  166.754268] x29: ffff800015c33cf0 x28: ffff000807810000 
 2874 15:01:02.620612  [  166.759602] x27: 0000000000000000 x26: 0000000000000000 
 2875 15:01:02.621083  [  166.764935] x25: ffff8000114f1970 x24: ffff800015c33e20 
 2876 15:01:02.621597  [  166.770269] x23: 000000000000000f x22: ffff000803cb3000 
 2877 15:01:02.660593  [  166.775601] x21: ffff800011a03da8 x20: ffff800010a0d1c0 
 2878 15:01:02.661154  [  166.780932] x19: 0000ffff9cfa5000 x18: 0000000000000000 
 2879 15:01:02.661628  [  166.786263] x17: 0000000000000000 x16: 0000000000000000 
 2880 15:01:02.662066  [  166.791594] x15: 0000000000000030 x14: ffffffffffffffff 
 2881 15:01:02.662491  [  166.796925] x13: ffff800095c339d7 x12: ffff800015c339df 
 2882 15:01:02.663464  [  166.802256] x11: a9be7bfdd0008620 x10: ffff8000125d82d0 
 2883 15:01:02.663940  [  166.807587] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2884 15:01:02.664487  [  166.812918] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2885 15:01:02.703904  [  166.818249] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 2886 15:01:02.704423  [  166.823580] x3 : 0000000000000000 x2 : 0000000000000000 
 2887 15:01:02.704933  [  166.828911] x1 : ffff000807810000 x0 : 0000000000000033 
 2888 15:01:02.705371  [  166.834242] Call trace:
 2889 15:01:02.705796  [  166.836694]  0xffff9cfa5000
 2890 15:01:02.706756  [  166.839494]  lkdtm_do_action+0x24/0x40
 2891 15:01:02.707222  [  166.843251]  direct_entry+0xd0/0x140
 2892 15:01:02.707669  [  166.846835]  full_proxy_write+0x68/0xbc
 2893 15:01:02.708089  [  166.850680]  vfs_write+0xec/0x20c
 2894 15:01:02.708502  [  166.854001]  ksys_write+0x70/0x100
 2895 15:01:02.709038  [  166.857409]  __arm64_sys_write+0x24/0x30
 2896 15:01:02.741362  [  166.861344]  el0_svc_common.constprop.0+0x84/0x1e0
 2897 15:01:02.742250  [  166.866145]  do_el0_svc+0x2c/0x94
 2898 15:01:02.742973  [  166.869470]  el0_svc+0x20/0x30
 2899 15:01:02.743721  [  166.872529]  el0_sync_handler+0xb0/0xb4
 2900 15:01:02.744340  [  166.876372]  el0_sync+0x180/0x1c0
 2901 15:01:02.745159  [  166.879699] Code: bad PC value
 2902 15:01:02.746808  [  166.882763] ---[ end trace ce6c5c8a996b3418 ]---
 2903 15:01:02.747578  # Segmentation fault
 2904 15:01:02.840463  # [  166.645009] lkdtm: Performing direct entry EXEC_USERSPACE
 2905 15:01:02.841103  # [  166.650524] lkdtm: attempting ok execution at ffff800010a0d1c0
 2906 15:01:02.841588  # [  166.656510] lkdtm: attempting bad execution at 0000ffff9cfa5000
 2907 15:01:02.842586  # [  166.662510] Unable to handle kernel execution of user memory at virtual address 0000ffff9cfa5000
 2908 15:01:02.842985  # [  166.671440] Mem abort info:
 2909 15:01:02.843419  # [  166.674530]   ESR = 0x8600000f
 2910 15:01:02.843933  # [  166.677643]   EC = 0x21: IABT (current EL), IL = 32 bits
 2911 15:01:02.844471  # [  166.682994]   SET = 0, FnV = 0
 2912 15:01:02.883668  # [  166.686076]   EA = 0, S1PTW = 0
 2913 15:01:02.884231  # [  166.689249] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000887833000
 2914 15:01:02.885428  # [  166.695729] [0000ffff9cfa5000] pgd=0000000882a00003, p4d=0000000882a00003, pud=0000000883b87003, pmd=00000008847f4003, pte=00a800088d309f43
 2915 15:01:02.885847  # [  166.708365] Internal error: Oops: 8600000f [#10] PREEMPT SMP
 2916 15:01:02.886292  # [  166.714045] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2917 15:01:02.926747  # [  166.723525] CPU: 2 PID: 1940 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2918 15:01:02.927321  # [  166.731289] Hardware name: ARM Juno development board (r0) (DT)
 2919 15:01:02.927698  # [  166.737228] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2920 15:01:02.928042  # [  166.743249] pc : 0xffff9cfa5000
 2921 15:01:02.928368  # [  166.746401] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2922 15:01:02.929279  # [  166.750941] sp : ffff800015c33cf0
 2923 15:01:02.929640  # [  166.754268] x29: ffff800015c33cf0 x28: ffff000807810000 
 2924 15:01:02.930008  # [  166.759602] x27: 0000000000000000 x26: 0000000000000000 
 2925 15:01:02.930550  # [  166.764935] x25: ffff8000114f1970 x24: ffff800015c33e20 
 2926 15:01:02.969830  # [  166.770269] x23: 000000000000000f x22: ffff000803cb3000 
 2927 15:01:02.970412  # [  166.775601] x21: ffff800011a03da8 x20: ffff800010a0d1c0 
 2928 15:01:02.970786  # [  166.780932] x19: 0000ffff9cfa5000 x18: 0000000000000000 
 2929 15:01:02.971190  # [  166.786263] x17: 0000000000000000 x16: 0000000000000000 
 2930 15:01:02.972074  # [  166.791594] x15: 0000000000000030 x14: ffffffffffffffff 
 2931 15:01:02.972433  # [  166.796925] x13: ffff800095c339d7 x12: ffff800015c339df 
 2932 15:01:02.972818  # [  166.802256] x11: a9be7bfdd0008620 x10: ffff8000125d82d0 
 2933 15:01:02.973792  # [  166.807587] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2934 15:01:03.013085  # [  166.812918] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2935 15:01:03.013650  # [  166.818249] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 2936 15:01:03.014133  # [  166.823580] x3 : 0000000000000000 x2 : 0000000000000000 
 2937 15:01:03.014572  # [  166.828911] x1 : ffff000807810000 x0 : 0000000000000033 
 2938 15:01:03.015565  # [  166.834242] Call trace:
 2939 15:01:03.015952  # [  166.836694]  0xffff9cfa5000
 2940 15:01:03.016457  # [  166.839494]  lkdtm_do_action+0x24/0x40
 2941 15:01:03.016935  # [  166.843251]  direct_entry+0xd0/0x140
 2942 15:01:03.017364  # [  166.846835]  full_proxy_write+0x68/0xbc
 2943 15:01:03.017883  # [  166.850680]  vfs_write+0xec/0x20c
 2944 15:01:03.056276  # [  166.854001]  ksys_write+0x70/0x100
 2945 15:01:03.056868  # [  166.857409]  __arm64_sys_write+0x24/0x30
 2946 15:01:03.057368  # [  166.861344]  el0_svc_common.constprop.0+0x84/0x1e0
 2947 15:01:03.057812  # [  166.866145]  do_el0_svc+0x2c/0x94
 2948 15:01:03.058241  # [  166.869470]  el0_svc+0x20/0x30
 2949 15:01:03.058655  # [  166.872529]  el0_sync_handler+0xb0/0xb4
 2950 15:01:03.059068  # [  166.876372]  el0_sync+0x180/0x1c0
 2951 15:01:03.060178  # [  166.879699] Code: bad PC value
 2952 15:01:03.060594  # [  166.882763] ---[ end trace ce6c5c8a996b3418 ]---
 2953 15:01:03.060983  # EXEC_USERSPACE: saw 'call trace:': ok
 2954 15:01:03.061310  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 2955 15:01:03.075285  # selftests: lkdtm: EXEC_NULL.sh
 2956 15:01:03.180009  [  167.294035] lkdtm: Performing direct entry EXEC_NULL
 2957 15:01:03.180820  [  167.299097] lkdtm: attempting ok execution at ffff800010a0d1c0
 2958 15:01:03.181407  [  167.305016] lkdtm: attempting bad execution at 0000000000000000
 2959 15:01:03.182665  [  167.311019] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 2960 15:01:03.183238  [  167.320033] Mem abort info:
 2961 15:01:03.183795  [  167.322845]   ESR = 0x86000004
 2962 15:01:03.184240  [  167.326044]   EC = 0x21: IABT (current EL), IL = 32 bits
 2963 15:01:03.184628  [  167.331396]   SET = 0, FnV = 0
 2964 15:01:03.185262  [  167.334484]   EA = 0, S1PTW = 0
 2965 15:01:03.223385  [  167.337660] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088577d000
 2966 15:01:03.224041  [  167.344140] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 2967 15:01:03.225098  [  167.350988] Internal error: Oops: 86000004 [#11] PREEMPT SMP
 2968 15:01:03.225524  [  167.356661] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2969 15:01:03.225975  [  167.366134] CPU: 1 PID: 1982 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 2970 15:01:03.227103  [  167.373893] Hardware name: ARM Juno development board (r0) (DT)
 2971 15:01:03.266787  [  167.379828] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2972 15:01:03.267344  [  167.385849] pc : 0x0
 2973 15:01:03.267716  [  167.388044] lr : execute_location+0x84/0xa4
 2974 15:01:03.268057  [  167.392237] sp : ffff800015cc3cd0
 2975 15:01:03.268386  [  167.395560] x29: ffff800015cc3cd0 x28: ffff000804c11880 
 2976 15:01:03.268751  [  167.400893] x27: 0000000000000000 x26: 0000000000000000 
 2977 15:01:03.269632  [  167.406225] x25: ffff8000114f1970 x24: ffff800015cc3e20 
 2978 15:01:03.270000  [  167.411556] x23: 000000000000000a x22: ffff000803e9a000 
 2979 15:01:03.270452  [  167.416888] x21: 0000000000000000 x20: ffff800010a0d1c0 
 2980 15:01:03.310114  [  167.422219] x19: 0000000000000000 x18: 0000000000000000 
 2981 15:01:03.310638  [  167.427549] x17: 0000000000000000 x16: 0000000000000000 
 2982 15:01:03.311004  [  167.432880] x15: 0000000000000030 x14: ffffffffffffffff 
 2983 15:01:03.311901  [  167.438211] x13: ffff800095cc39b7 x12: ffff800015cc39bf 
 2984 15:01:03.312265  [  167.443541] x11: 0000000000000008 x10: ffff8000125d82d0 
 2985 15:01:03.312592  [  167.448873] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 2986 15:01:03.312959  [  167.454204] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 2987 15:01:03.313882  [  167.459535] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 2988 15:01:03.353540  [  167.464866] x3 : 0000000000000000 x2 : 0000000000000000 
 2989 15:01:03.354056  [  167.470197] x1 : ffff000804c11880 x0 : 0000000000000033 
 2990 15:01:03.354424  [  167.475528] Call trace:
 2991 15:01:03.354764  [  167.477980]  0x0
 2992 15:01:03.355088  [  167.479823]  lkdtm_EXEC_NULL+0x20/0x2c
 2993 15:01:03.355403  [  167.483581]  lkdtm_do_action+0x24/0x40
 2994 15:01:03.355715  [  167.487337]  direct_entry+0xd0/0x140
 2995 15:01:03.356614  [  167.490921]  full_proxy_write+0x68/0xbc
 2996 15:01:03.357051  [  167.494765]  vfs_write+0xec/0x20c
 2997 15:01:03.357374  [  167.498086]  ksys_write+0x70/0x100
 2998 15:01:03.357684  [  167.501494]  __arm64_sys_write+0x24/0x30
 2999 15:01:03.358065  [  167.505428]  el0_svc_common.constprop.0+0x84/0x1e0
 3000 15:01:03.384934  [  167.510230]  do_el0_svc+0x2c/0x94
 3001 15:01:03.385622  [  167.513553]  el0_svc+0x20/0x30
 3002 15:01:03.386119  [  167.516613]  el0_sync_handler+0xb0/0xb4
 3003 15:01:03.387289  [  167.520456]  el0_sync+0x180/0x1c0
 3004 15:01:03.387823  [  167.523783] Code: bad PC value
 3005 15:01:03.388526  [  167.526846] ---[ end trace ce6c5c8a996b3419 ]---
 3006 15:01:03.389098  # Segmentation fault
 3007 15:01:03.523994  # [  167.294035] lkdtm: Performing direct entry EXEC_NULL
 3008 15:01:03.524571  # [  167.299097] lkdtm: attempting ok execution at ffff800010a0d1c0
 3009 15:01:03.525002  # [  167.305016] lkdtm: attempting bad execution at 0000000000000000
 3010 15:01:03.525940  # [  167.311019] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3011 15:01:03.526322  # [  167.320033] Mem abort info:
 3012 15:01:03.526655  # [  167.322845]   ESR = 0x86000004
 3013 15:01:03.526979  # [  167.326044]   EC = 0x21: IABT (current EL), IL = 32 bits
 3014 15:01:03.527424  # [  167.331396]   SET = 0, FnV = 0
 3015 15:01:03.567218  # [  167.334484]   EA = 0, S1PTW = 0
 3016 15:01:03.567769  # [  167.337660] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088577d000
 3017 15:01:03.568149  # [  167.344140] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3018 15:01:03.569087  # [  167.350988] Internal error: Oops: 86000004 [#11] PREEMPT SMP
 3019 15:01:03.569462  # [  167.356661] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3020 15:01:03.569801  # [  167.366134] CPU: 1 PID: 1982 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3021 15:01:03.610269  # [  167.373893] Hardware name: ARM Juno development board (r0) (DT)
 3022 15:01:03.610884  # [  167.379828] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3023 15:01:03.611268  # [  167.385849] pc : 0x0
 3024 15:01:03.612288  # [  167.388044] lr : execute_location+0x84/0xa4
 3025 15:01:03.612799  # [  167.392237] sp : ffff800015cc3cd0
 3026 15:01:03.613154  # [  167.395560] x29: ffff800015cc3cd0 x28: ffff000804c11880 
 3027 15:01:03.613482  # [  167.400893] x27: 0000000000000000 x26: 0000000000000000 
 3028 15:01:03.613865  # [  167.406225] x25: ffff8000114f1970 x24: ffff800015cc3e20 
 3029 15:01:03.614201  # [  167.411556] x23: 000000000000000a x22: ffff000803e9a000 
 3030 15:01:03.653567  # [  167.416888] x21: 0000000000000000 x20: ffff800010a0d1c0 
 3031 15:01:03.654110  # [  167.422219] x19: 0000000000000000 x18: 0000000000000000 
 3032 15:01:03.654478  # [  167.427549] x17: 0000000000000000 x16: 0000000000000000 
 3033 15:01:03.655411  # [  167.432880] x15: 0000000000000030 x14: ffffffffffffffff 
 3034 15:01:03.655792  # [  167.438211] x13: ffff800095cc39b7 x12: ffff800015cc39bf 
 3035 15:01:03.656127  # [  167.443541] x11: 0000000000000008 x10: ffff8000125d82d0 
 3036 15:01:03.656443  # [  167.448873] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3037 15:01:03.657389  # [  167.454204] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3038 15:01:03.696737  # [  167.459535] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 3039 15:01:03.697289  # [  167.464866] x3 : 0000000000000000 x2 : 0000000000000000 
 3040 15:01:03.697667  # [  167.470197] x1 : ffff000804c11880 x0 : 0000000000000033 
 3041 15:01:03.698098  # [  167.475528] Call trace:
 3042 15:01:03.698436  # [  167.477980]  0x0
 3043 15:01:03.698757  # [  167.479823]  lkdtm_EXEC_NULL+0x20/0x2c
 3044 15:01:03.699132  # [  167.483581]  lkdtm_do_action+0x24/0x40
 3045 15:01:03.700180  # [  167.487337]  direct_entry+0xd0/0x140
 3046 15:01:03.700703  # [  167.490921]  full_proxy_write+0x68/0xbc
 3047 15:01:03.701142  # [  167.494765]  vfs_write+0xec/0x20c
 3048 15:01:03.701563  # [  167.498086]  ksys_write+0x70/0x100
 3049 15:01:03.749767  # [  167.501494]  __arm64_sys_write+0x24/0x30
 3050 15:01:03.750323  # [  167.505428]  el0_svc_common.constprop.0+0x84/0x1e0
 3051 15:01:03.750800  # [  167.510230]  do_el0_svc+0x2c/0x94
 3052 15:01:03.751238  # [  167.513553]  el0_svc+0x20/0x30
 3053 15:01:03.751662  # [  167.516613]  el0_sync_handler+0xb0/0xb4
 3054 15:01:03.752693  # [  167.520456]  el0_sync+0x180/0x1c0
 3055 15:01:03.753095  # [  167.523783] Code: bad PC value
 3056 15:01:03.753526  # [  167.526846] ---[ end trace ce6c5c8a996b3419 ]---
 3057 15:01:03.753939  # EXEC_NULL: saw 'call trace:': ok
 3058 15:01:03.754444  ok 36 selftests: lkdtm: EXEC_NULL.sh
 3059 15:01:03.754832  # selftests: lkdtm: ACCESS_USERSPACE.sh
 3060 15:01:03.871604  [  167.992465] lkdtm: Performing direct entry ACCESS_USERSPACE
 3061 15:01:03.872168  [  167.998206] lkdtm: attempting bad read at 0000ffff96f0e000
 3062 15:01:03.872684  [  168.003768] lkdtm: FAIL: survived bad read
 3063 15:01:03.873128  [  168.007932] lkdtm: attempting bad write at 0000ffff96f0e000
 3064 15:01:03.874874  [  168.013673] lkdtm: FAIL: survived bad write
 3065 15:01:03.984544  # [  167.992465] lkdtm: Performing direct entry ACCESS_USERSPACE
 3066 15:01:03.985131  # [  167.998206] lkdtm: attempting bad read at 0000ffff96f0e000
 3067 15:01:03.985507  # [  168.003768] lkdtm: FAIL: survived bad read
 3068 15:01:03.986422  # [  168.007932] lkdtm: attempting bad write at 0000ffff96f0e000
 3069 15:01:03.988006  # [  168.013673] lkdtm: FAIL: survived bad write
 3070 15:01:03.988478  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 3071 15:01:04.003679  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 3072 15:01:04.035753  # selftests: lkdtm: ACCESS_NULL.sh
 3073 15:01:04.308596  [  168.423391] lkdtm: Performing direct entry ACCESS_NULL
 3074 15:01:04.309331  [  168.428627] lkdtm: attempting bad read at 0000000000000000
 3075 15:01:04.310525  [  168.434280] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3076 15:01:04.311045  [  168.443173] Mem abort info:
 3077 15:01:04.311405  [  168.446274]   ESR = 0x96000004
 3078 15:01:04.311735  [  168.449394]   EC = 0x25: DABT (current EL), IL = 32 bits
 3079 15:01:04.312088  [  168.454746]   SET = 0, FnV = 0
 3080 15:01:04.312498  [  168.457827]   EA = 0, S1PTW = 0
 3081 15:01:04.313020  [  168.460992] Data abort info:
 3082 15:01:04.352094  [  168.463884]   ISV = 0, ISS = 0x00000004
 3083 15:01:04.352790  [  168.467751]   CM = 0, WnR = 0
 3084 15:01:04.353201  [  168.470748] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000883b89000
 3085 15:01:04.354157  [  168.477224] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3086 15:01:04.354549  [  168.484076] Internal error: Oops: 96000004 [#12] PREEMPT SMP
 3087 15:01:04.354903  [  168.489753] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3088 15:01:04.355906  [  168.499234] CPU: 1 PID: 2058 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3089 15:01:04.395745  [  168.507000] Hardware name: ARM Juno development board (r0) (DT)
 3090 15:01:04.396403  [  168.512940] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3091 15:01:04.396837  [  168.518970] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3092 15:01:04.397216  [  168.523255] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3093 15:01:04.397554  [  168.527536] sp : ffff800015e1bcf0
 3094 15:01:04.398482  [  168.530860] x29: ffff800015e1bcf0 x28: ffff000807a88000 
 3095 15:01:04.398891  [  168.536200] x27: 0000000000000000 x26: 0000000000000000 
 3096 15:01:04.399336  [  168.541539] x25: ffff8000114f1970 x24: ffff800015e1be20 
 3097 15:01:04.399746  [  168.546875] x23: 000000000000000c x22: ffff0008047fb000 
 3098 15:01:04.438992  [  168.552209] x21: ffff800011a03de0 x20: 0000000000000000 
 3099 15:01:04.439496  [  168.557546] x19: 0000000000000027 x18: 0000000000000000 
 3100 15:01:04.439864  [  168.562879] x17: 0000000000000000 x16: 0000000000000000 
 3101 15:01:04.440202  [  168.568211] x15: 0000000000000030 x14: ffffffffffffffff 
 3102 15:01:04.440526  [  168.573542] x13: ffff800095e1b9d7 x12: ffff800015e1b9df 
 3103 15:01:04.441485  [  168.578874] x11: 0000000000000018 x10: 0000000000001440 
 3104 15:01:04.441843  [  168.584205] x9 : ffff80001012dd74 x8 : ffff000807a894a0 
 3105 15:01:04.442816  [  168.589537] x7 : 0000000000000000 x6 : ffff800012551000 
 3106 15:01:04.482357  [  168.594868] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 3107 15:01:04.482860  [  168.600200] x3 : 0000000000000000 x2 : 0000000000000000 
 3108 15:01:04.483227  [  168.605531] x1 : 000000000000c0de x0 : ffff800011a04000 
 3109 15:01:04.483565  [  168.610863] Call trace:
 3110 15:01:04.483885  [  168.613316]  lkdtm_ACCESS_NULL+0x34/0x78
 3111 15:01:04.484811  [  168.617249]  lkdtm_do_action+0x24/0x40
 3112 15:01:04.485180  [  168.621006]  direct_entry+0xd0/0x140
 3113 15:01:04.485581  [  168.624590]  full_proxy_write+0x68/0xbc
 3114 15:01:04.485959  [  168.628436]  vfs_write+0xec/0x20c
 3115 15:01:04.486276  [  168.631757]  ksys_write+0x70/0x100
 3116 15:01:04.486658  [  168.635165]  __arm64_sys_write+0x24/0x30
 3117 15:01:04.525216  [  168.639099]  el0_svc_common.constprop.0+0x84/0x1e0
 3118 15:01:04.525887  [  168.643901]  do_el0_svc+0x2c/0x94
 3119 15:01:04.526409  [  168.647224]  el0_svc+0x20/0x30
 3120 15:01:04.526874  [  168.650284]  el0_sync_handler+0xb0/0xb4
 3121 15:01:04.527334  [  168.654128]  el0_sync+0x180/0x1c0
 3122 15:01:04.528482  [  168.657454] Code: 91394000 97ffdf68 d2981bc1 90003e00 (f9400293) 
 3123 15:01:04.529104  [  168.663564] ---[ end trace ce6c5c8a996b341a ]---
 3124 15:01:04.529663  # Segmentation fault
 3125 15:01:04.632453  # [  168.423391] lkdtm: Performing direct entry ACCESS_NULL
 3126 15:01:04.633069  # [  168.428627] lkdtm: attempting bad read at 0000000000000000
 3127 15:01:04.634139  # [  168.434280] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3128 15:01:04.634543  # [  168.443173] Mem abort info:
 3129 15:01:04.634978  # [  168.446274]   ESR = 0x96000004
 3130 15:01:04.635398  # [  168.449394]   EC = 0x25: DABT (current EL), IL = 32 bits
 3131 15:01:04.635814  # [  168.454746]   SET = 0, FnV = 0
 3132 15:01:04.636229  # [  168.457827]   EA = 0, S1PTW = 0
 3133 15:01:04.636634  # [  168.460992] Data abort info:
 3134 15:01:04.637186  # [  168.463884]   ISV = 0, ISS = 0x00000004
 3135 15:01:04.675548  # [  168.467751]   CM = 0, WnR = 0
 3136 15:01:04.676106  # [  168.470748] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000883b89000
 3137 15:01:04.677093  # [  168.477224] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3138 15:01:04.677485  # [  168.484076] Internal error: Oops: 96000004 [#12] PREEMPT SMP
 3139 15:01:04.677826  # [  168.489753] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3140 15:01:04.678164  # [  168.499234] CPU: 1 PID: 2058 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3141 15:01:04.718728  # [  168.507000] Hardware name: ARM Juno development board (r0) (DT)
 3142 15:01:04.719994  # [  168.512940] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3143 15:01:04.720525  # [  168.518970] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3144 15:01:04.720954  # [  168.523255] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3145 15:01:04.721366  # [  168.527536] sp : ffff800015e1bcf0
 3146 15:01:04.721698  # [  168.530860] x29: ffff800015e1bcf0 x28: ffff000807a88000 
 3147 15:01:04.722021  # [  168.536200] x27: 0000000000000000 x26: 0000000000000000 
 3148 15:01:04.722412  # [  168.541539] x25: ffff8000114f1970 x24: ffff800015e1be20 
 3149 15:01:04.722814  # [  168.546875] x23: 000000000000000c x22: ffff0008047fb000 
 3150 15:01:04.761868  # [  168.552209] x21: ffff800011a03de0 x20: 0000000000000000 
 3151 15:01:04.762436  # [  168.557546] x19: 0000000000000027 x18: 0000000000000000 
 3152 15:01:04.763021  # [  168.562879] x17: 0000000000000000 x16: 0000000000000000 
 3153 15:01:04.763468  # [  168.568211] x15: 0000000000000030 x14: ffffffffffffffff 
 3154 15:01:04.764579  # [  168.573542] x13: ffff800095e1b9d7 x12: ffff800015e1b9df 
 3155 15:01:04.765026  # [  168.578874] x11: 0000000000000018 x10: 0000000000001440 
 3156 15:01:04.765465  # [  168.584205] x9 : ffff80001012dd74 x8 : ffff000807a894a0 
 3157 15:01:04.765981  # [  168.589537] x7 : 0000000000000000 x6 : ffff800012551000 
 3158 15:01:04.805086  # [  168.594868] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 3159 15:01:04.805644  # [  168.600200] x3 : 0000000000000000 x2 : 0000000000000000 
 3160 15:01:04.806120  # [  168.605531] x1 : 000000000000c0de x0 : ffff800011a04000 
 3161 15:01:04.807151  # [  168.610863] Call trace:
 3162 15:01:04.807541  # [  168.613316]  lkdtm_ACCESS_NULL+0x34/0x78
 3163 15:01:04.807973  # [  168.617249]  lkdtm_do_action+0x24/0x40
 3164 15:01:04.808471  # [  168.621006]  direct_entry+0xd0/0x140
 3165 15:01:04.809041  # [  168.624590]  full_proxy_write+0x68/0xbc
 3166 15:01:04.809535  # [  168.628436]  vfs_write+0xec/0x20c
 3167 15:01:04.810074  # [  168.631757]  ksys_write+0x70/0x100
 3168 15:01:04.858219  # [  168.635165]  __arm64_sys_write+0x24/0x30
 3169 15:01:04.858882  # [  168.639099]  el0_svc_common.constprop.0+0x84/0x1e0
 3170 15:01:04.859437  # [  168.643901]  do_el0_svc+0x2c/0x94
 3171 15:01:04.859880  # [  168.647224]  el0_svc+0x20/0x30
 3172 15:01:04.860383  # [  168.650284]  el0_sync_handler+0xb0/0xb4
 3173 15:01:04.860860  # [  168.654128]  el0_sync+0x180/0x1c0
 3174 15:01:04.861942  # [  168.657454] Code: 91394000 97ffdf68 d2981bc1 90003e00 (f9400293) 
 3175 15:01:04.862412  # [  168.663564] ---[ end trace ce6c5c8a996b341a ]---
 3176 15:01:04.862776  # ACCESS_NULL: saw 'call trace:': ok
 3177 15:01:04.863110  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 3178 15:01:04.863438  # selftests: lkdtm: WRITE_RO.sh
 3179 15:01:04.978968  [  169.090504] lkdtm: Performing direct entry WRITE_RO
 3180 15:01:04.979579  [  169.095492] lkdtm: attempting bad rodata write at ffff8000114f1e60
 3181 15:01:04.980684  [  169.101791] Unable to handle kernel write to read-only memory at virtual address ffff8000114f1e60
 3182 15:01:04.981115  [  169.113613] Mem abort info:
 3183 15:01:04.981583  [  169.116990]   ESR = 0x9600004e
 3184 15:01:04.982020  [  169.120199]   EC = 0x25: DABT (current EL), IL = 32 bits
 3185 15:01:04.982548  [  169.125580]   SET = 0, FnV = 0
 3186 15:01:04.982976  [  169.128667]   EA = 0, S1PTW = 0
 3187 15:01:04.983505  [  169.131819] Data abort info:
 3188 15:01:05.022421  [  169.134730]   ISV = 0, ISS = 0x0000004e
 3189 15:01:05.023066  [  169.138605]   CM = 0, WnR = 1
 3190 15:01:05.024180  [  169.141608] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3191 15:01:05.024620  [  169.148355] [ffff8000114f1e60] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3192 15:01:05.025122  [  169.159061] Internal error: Oops: 9600004e [#13] PREEMPT SMP
 3193 15:01:05.025556  [  169.164733] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3194 15:01:05.065898  [  169.174211] CPU: 1 PID: 2103 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3195 15:01:05.066475  [  169.181969] Hardware name: ARM Juno development board (r0) (DT)
 3196 15:01:05.066952  [  169.187906] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3197 15:01:05.067384  [  169.193936] pc : lkdtm_WRITE_RO+0x44/0x5c
 3198 15:01:05.068406  [  169.197956] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3199 15:01:05.068837  [  169.201977] sp : ffff800015e8bcf0
 3200 15:01:05.069272  [  169.205300] x29: ffff800015e8bcf0 x28: ffff000808430000 
 3201 15:01:05.069693  [  169.210636] x27: 0000000000000000 x26: 0000000000000000 
 3202 15:01:05.070204  [  169.215968] x25: ffff8000114f1970 x24: ffff800015e8be20 
 3203 15:01:05.109259  [  169.221303] x23: 0000000000000009 x22: ffff000807265000 
 3204 15:01:05.109776  [  169.226639] x21: ffff800011a03df0 x20: ffff8000114f1bf0 
 3205 15:01:05.110143  [  169.231972] x19: ffff8000114f1000 x18: 0000000000000001 
 3206 15:01:05.110474  [  169.237303] x17: 0000000000000000 x16: 0000000000000000 
 3207 15:01:05.111381  [  169.242635] x15: 0000000000000030 x14: ffffffffffffffff 
 3208 15:01:05.111734  [  169.247967] x13: ffff800095e8b9d7 x12: ffff800015e8b9e0 
 3209 15:01:05.112054  [  169.253298] x11: 0000000000000000 x10: ffff8000125d82d0 
 3210 15:01:05.113029  [  169.258629] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3211 15:01:05.152587  [  169.263961] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3212 15:01:05.153195  [  169.269293] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 3213 15:01:05.154162  [  169.274624] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3214 15:01:05.154537  [  169.279956] x1 : 000000000198b861 x0 : ffff800011a04d40 
 3215 15:01:05.154873  [  169.285288] Call trace:
 3216 15:01:05.155194  [  169.287741]  lkdtm_WRITE_RO+0x44/0x5c
 3217 15:01:05.155506  [  169.291413]  lkdtm_do_action+0x24/0x40
 3218 15:01:05.155815  [  169.295169]  direct_entry+0xd0/0x140
 3219 15:01:05.156256  [  169.298753]  full_proxy_write+0x68/0xbc
 3220 15:01:05.156577  [  169.302599]  vfs_write+0xec/0x20c
 3221 15:01:05.157008  [  169.305920]  ksys_write+0x70/0x100
 3222 15:01:05.202180  [  169.309329]  __arm64_sys_write+0x24/0x30
 3223 15:01:05.202789  [  169.313264]  el0_svc_common.constprop.0+0x84/0x1e0
 3224 15:01:05.203220  [  169.318066]  do_el0_svc+0x2c/0x94
 3225 15:01:05.203584  [  169.321390]  el0_svc+0x20/0x30
 3226 15:01:05.204534  [  169.324450]  el0_sync_handler+0xb0/0xb4
 3227 15:01:05.204966  [  169.328293]  el0_sync+0x180/0x1c0
 3228 15:01:05.205342  [  169.331620] Code: f2b579a2 90003e00 ca020021 91350000 (f9073261) 
 3229 15:01:05.205936  [  169.337730] ---[ end trace ce6c5c8a996b341b ]---
 3230 15:01:05.206339  # Segmentation fault
 3231 15:01:05.301219  # [  169.090504] lkdtm: Performing direct entry WRITE_RO
 3232 15:01:05.301790  # [  169.095492] lkdtm: attempting bad rodata write at ffff8000114f1e60
 3233 15:01:05.302274  # [  169.101791] Unable to handle kernel write to read-only memory at virtual address ffff8000114f1e60
 3234 15:01:05.303324  # [  169.113613] Mem abort info:
 3235 15:01:05.303716  # [  169.116990]   ESR = 0x9600004e
 3236 15:01:05.304145  # [  169.120199]   EC = 0x25: DABT (current EL), IL = 32 bits
 3237 15:01:05.304565  # [  169.125580]   SET = 0, FnV = 0
 3238 15:01:05.305030  # [  169.128667]   EA = 0, S1PTW = 0
 3239 15:01:05.305544  # [  169.131819] Data abort info:
 3240 15:01:05.344353  # [  169.134730]   ISV = 0, ISS = 0x0000004e
 3241 15:01:05.344948  # [  169.138605]   CM = 0, WnR = 1
 3242 15:01:05.345331  # [  169.141608] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3243 15:01:05.345678  # [  169.148355] [ffff8000114f1e60] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3244 15:01:05.346639  # [  169.159061] Internal error: Oops: 9600004e [#13] PREEMPT SMP
 3245 15:01:05.347001  # [  169.164733] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3246 15:01:05.387363  # [  169.174211] CPU: 1 PID: 2103 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3247 15:01:05.387974  # [  169.181969] Hardware name: ARM Juno development board (r0) (DT)
 3248 15:01:05.388996  # [  169.187906] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3249 15:01:05.389380  # [  169.193936] pc : lkdtm_WRITE_RO+0x44/0x5c
 3250 15:01:05.389724  # [  169.197956] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3251 15:01:05.390090  # [  169.201977] sp : ffff800015e8bcf0
 3252 15:01:05.390467  # [  169.205300] x29: ffff800015e8bcf0 x28: ffff000808430000 
 3253 15:01:05.390889  # [  169.210636] x27: 0000000000000000 x26: 0000000000000000 
 3254 15:01:05.430664  # [  169.215968] x25: ffff8000114f1970 x24: ffff800015e8be20 
 3255 15:01:05.431197  # [  169.221303] x23: 0000000000000009 x22: ffff000807265000 
 3256 15:01:05.431565  # [  169.226639] x21: ffff800011a03df0 x20: ffff8000114f1bf0 
 3257 15:01:05.431903  # [  169.231972] x19: ffff8000114f1000 x18: 0000000000000001 
 3258 15:01:05.432226  # [  169.237303] x17: 0000000000000000 x16: 0000000000000000 
 3259 15:01:05.433110  # [  169.242635] x15: 0000000000000030 x14: ffffffffffffffff 
 3260 15:01:05.433473  # [  169.247967] x13: ffff800095e8b9d7 x12: ffff800015e8b9e0 
 3261 15:01:05.434455  # [  169.253298] x11: 0000000000000000 x10: ffff8000125d82d0 
 3262 15:01:05.473817  # [  169.258629] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3263 15:01:05.474378  # [  169.263961] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3264 15:01:05.474751  # [  169.269293] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 3265 15:01:05.475698  # [  169.274624] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3266 15:01:05.476064  # [  169.279956] x1 : 000000000198b861 x0 : ffff800011a04d40 
 3267 15:01:05.476391  # [  169.285288] Call trace:
 3268 15:01:05.476759  # [  169.287741]  lkdtm_WRITE_RO+0x44/0x5c
 3269 15:01:05.477104  # [  169.291413]  lkdtm_do_action+0x24/0x40
 3270 15:01:05.477530  # [  169.295169]  direct_entry+0xd0/0x140
 3271 15:01:05.477931  # [  169.298753]  full_proxy_write+0x68/0xbc
 3272 15:01:05.516855  # [  169.302599]  vfs_write+0xec/0x20c
 3273 15:01:05.517418  # [  169.305920]  ksys_write+0x70/0x100
 3274 15:01:05.517788  # [  169.309329]  __arm64_sys_write+0x24/0x30
 3275 15:01:05.518127  # [  169.313264]  el0_svc_common.constprop.0+0x84/0x1e0
 3276 15:01:05.519056  # [  169.318066]  do_el0_svc+0x2c/0x94
 3277 15:01:05.519417  # [  169.321390]  el0_svc+0x20/0x30
 3278 15:01:05.519741  # [  169.324450]  el0_sync_handler+0xb0/0xb4
 3279 15:01:05.520070  # [  169.328293]  el0_sync+0x180/0x1c0
 3280 15:01:05.520508  # [  169.331620] Code: f2b579a2 90003e00 ca020021 91350000 (f9073261) 
 3281 15:01:05.521075  # [  169.337730] ---[ end trace ce6c5c8a996b341b ]---
 3282 15:01:05.521466  # WRITE_RO: saw 'call trace:': ok
 3283 15:01:05.537796  ok 39 selftests: lkdtm: WRITE_RO.sh
 3284 15:01:05.541072  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3285 15:01:05.635777  [  169.750335] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3286 15:01:05.637047  [  169.756283] lkdtm: attempting bad ro_after_init write at ffff800011ad6508
 3287 15:01:05.638811  [  169.763409] Unable to handle kernel write to read-only memory at virtual address ffff800011ad6508
 3288 15:01:05.639699  [  169.772479] Mem abort info:
 3289 15:01:05.640368  [  169.775292]   ESR = 0x9600004f
 3290 15:01:05.640861  [  169.778414]   EC = 0x25: DABT (current EL), IL = 32 bits
 3291 15:01:05.641338  [  169.783766]   SET = 0, FnV = 0
 3292 15:01:05.641767  [  169.786855]   EA = 0, S1PTW = 0
 3293 15:01:05.642296  [  169.790028] Data abort info:
 3294 15:01:05.679151  [  169.792938]   ISV = 0, ISS = 0x0000004f
 3295 15:01:05.679866  [  169.796810]   CM = 0, WnR = 1
 3296 15:01:05.681095  [  169.799793] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3297 15:01:05.681617  [  169.806537] [ffff800011ad6508] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cd6783
 3298 15:01:05.682105  [  169.819162] Internal error: Oops: 9600004f [#14] PREEMPT SMP
 3299 15:01:05.683181  [  169.824835] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3300 15:01:05.722455  [  169.834313] CPU: 2 PID: 2148 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3301 15:01:05.723851  [  169.842079] Hardware name: ARM Juno development board (r0) (DT)
 3302 15:01:05.724398  [  169.848017] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3303 15:01:05.724903  [  169.854042] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3304 15:01:05.725371  [  169.859022] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3305 15:01:05.725734  [  169.863994] sp : ffff800015f93cf0
 3306 15:01:05.726062  [  169.867317] x29: ffff800015f93cf0 x28: ffff000803398000 
 3307 15:01:05.726461  [  169.872657] x27: 0000000000000000 x26: 0000000000000000 
 3308 15:01:05.765909  [  169.877995] x25: ffff8000114f1970 x24: ffff800015f93e20 
 3309 15:01:05.766457  [  169.883332] x23: 0000000000000014 x22: ffff000805778000 
 3310 15:01:05.766829  [  169.888664] x21: ffff800011a03e00 x20: ffff8000114f1c00 
 3311 15:01:05.767166  [  169.893995] x19: ffff800011ad6000 x18: 0000000000000000 
 3312 15:01:05.767494  [  169.899326] x17: 0000000000000000 x16: 0000000000000000 
 3313 15:01:05.768422  [  169.904657] x15: 0000000000000030 x14: ffffffffffffffff 
 3314 15:01:05.768827  [  169.909988] x13: ffff800095f939d7 x12: ffff800015f939df 
 3315 15:01:05.769289  [  169.915319] x11: 0000000000000018 x10: 0000000000001440 
 3316 15:01:05.809292  [  169.920650] x9 : ffff80001012dd74 x8 : ffff0008033994a0 
 3317 15:01:05.809801  [  169.925981] x7 : 0000000000000000 x6 : ffff800012551000 
 3318 15:01:05.810166  [  169.931312] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 3319 15:01:05.810508  [  169.936643] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3320 15:01:05.811445  [  169.941974] x1 : 00000000fe67479e x0 : ffff800011a04d40 
 3321 15:01:05.811804  [  169.947305] Call trace:
 3322 15:01:05.812135  [  169.949758]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3323 15:01:05.812514  [  169.954387]  lkdtm_do_action+0x24/0x40
 3324 15:01:05.812938  [  169.958144]  direct_entry+0xd0/0x140
 3325 15:01:05.813336  [  169.961727]  full_proxy_write+0x68/0xbc
 3326 15:01:05.863563  [  169.965573]  vfs_write+0xec/0x20c
 3327 15:01:05.864311  [  169.968894]  ksys_write+0x70/0x100
 3328 15:01:05.865661  [  169.972302]  __arm64_sys_write+0x24/0x30
 3329 15:01:05.866138  [  169.976236]  el0_svc_common.constprop.0+0x84/0x1e0
 3330 15:01:05.866619  [  169.981037]  do_el0_svc+0x2c/0x94
 3331 15:01:05.867037  [  169.984360]  el0_svc+0x20/0x30
 3332 15:01:05.867517  [  169.987419]  el0_sync_handler+0xb0/0xb4
 3333 15:01:05.867976  [  169.991263]  el0_sync+0x180/0x1c0
 3334 15:01:05.868429  [  169.994589] Code: f2b579a2 90003e00 ca020021 91350000 (f9028661) 
 3335 15:01:05.868922  [  170.000698] ---[ end trace ce6c5c8a996b341c ]---
 3336 15:01:05.869474  # Segmentation fault
 3337 15:01:05.965081  # [  169.750335] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3338 15:01:05.966272  # [  169.756283] lkdtm: attempting bad ro_after_init write at ffff800011ad6508
 3339 15:01:05.966671  # [  169.763409] Unable to handle kernel write to read-only memory at virtual address ffff800011ad6508
 3340 15:01:05.967020  # [  169.772479] Mem abort info:
 3341 15:01:05.967346  # [  169.775292]   ESR = 0x9600004f
 3342 15:01:05.967668  # [  169.778414]   EC = 0x25: DABT (current EL), IL = 32 bits
 3343 15:01:05.967984  # [  169.783766]   SET = 0, FnV = 0
 3344 15:01:05.969035  # [  169.786855]   EA = 0, S1PTW = 0
 3345 15:01:06.008295  # [  169.790028] Data abort info:
 3346 15:01:06.008867  # [  169.792938]   ISV = 0, ISS = 0x0000004f
 3347 15:01:06.009244  # [  169.796810]   CM = 0, WnR = 1
 3348 15:01:06.009583  # [  169.799793] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3349 15:01:06.009911  # [  169.806537] [ffff800011ad6508] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cd6783
 3350 15:01:06.010945  # [  169.819162] Internal error: Oops: 9600004f [#14] PREEMPT SMP
 3351 15:01:06.011968  # [  169.824835] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3352 15:01:06.051389  # [  169.834313] CPU: 2 PID: 2148 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3353 15:01:06.052181  # [  169.842079] Hardware name: ARM Juno development board (r0) (DT)
 3354 15:01:06.053453  # [  169.848017] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3355 15:01:06.053946  # [  169.854042] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3356 15:01:06.054301  # [  169.859022] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3357 15:01:06.054681  # [  169.863994] sp : ffff800015f93cf0
 3358 15:01:06.055172  # [  169.867317] x29: ffff800015f93cf0 x28: ffff000803398000 
 3359 15:01:06.094587  # [  169.872657] x27: 0000000000000000 x26: 0000000000000000 
 3360 15:01:06.095195  # [  169.877995] x25: ffff8000114f1970 x24: ffff800015f93e20 
 3361 15:01:06.096197  # [  169.883332] x23: 0000000000000014 x22: ffff000805778000 
 3362 15:01:06.096576  # [  169.888664] x21: ffff800011a03e00 x20: ffff8000114f1c00 
 3363 15:01:06.096988  # [  169.893995] x19: ffff800011ad6000 x18: 0000000000000000 
 3364 15:01:06.097319  # [  169.899326] x17: 0000000000000000 x16: 0000000000000000 
 3365 15:01:06.097638  # [  169.904657] x15: 0000000000000030 x14: ffffffffffffffff 
 3366 15:01:06.098648  # [  169.909988] x13: ffff800095f939d7 x12: ffff800015f939df 
 3367 15:01:06.137701  # [  169.915319] x11: 0000000000000018 x10: 0000000000001440 
 3368 15:01:06.138255  # [  169.920650] x9 : ffff80001012dd74 x8 : ffff0008033994a0 
 3369 15:01:06.138732  # [  169.925981] x7 : 0000000000000000 x6 : ffff800012551000 
 3370 15:01:06.139169  # [  169.931312] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 3371 15:01:06.140216  # [  169.936643] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3372 15:01:06.140605  # [  169.941974] x1 : 00000000fe67479e x0 : ffff800011a04d40 
 3373 15:01:06.141144  # [  169.947305] Call trace:
 3374 15:01:06.141571  # [  169.949758]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3375 15:01:06.142089  # [  169.954387]  lkdtm_do_action+0x24/0x40
 3376 15:01:06.180917  # [  169.958144]  direct_entry+0xd0/0x140
 3377 15:01:06.181475  # [  169.961727]  full_proxy_write+0x68/0xbc
 3378 15:01:06.181848  # [  169.965573]  vfs_write+0xec/0x20c
 3379 15:01:06.182210  # [  169.968894]  ksys_write+0x70/0x100
 3380 15:01:06.182539  # [  169.972302]  __arm64_sys_write+0x24/0x30
 3381 15:01:06.182856  # [  169.976236]  el0_svc_common.constprop.0+0x84/0x1e0
 3382 15:01:06.183800  # [  169.981037]  do_el0_svc+0x2c/0x94
 3383 15:01:06.184223  # [  169.984360]  el0_svc+0x20/0x30
 3384 15:01:06.184594  # [  169.987419]  el0_sync_handler+0xb0/0xb4
 3385 15:01:06.184961  # [  169.991263]  el0_sync+0x180/0x1c0
 3386 15:01:06.185443  # [  169.994589] Code: f2b579a2 90003e00 ca020021 91350000 (f9028661) 
 3387 15:01:06.207490  # [  170.000698] ---[ end trace ce6c5c8a996b341c ]---
 3388 15:01:06.208021  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 3389 15:01:06.208499  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3390 15:01:06.210771  # selftests: lkdtm: WRITE_KERN.sh
 3391 15:01:06.318863  [  170.433304] lkdtm: Performing direct entry WRITE_KERN
 3392 15:01:06.319460  [  170.438435] lkdtm: attempting bad 8615496 byte write at ffff800011244808
 3393 15:01:06.319840  [  170.445304] Unable to handle kernel write to read-only memory at virtual address ffff800011244808
 3394 15:01:06.320958  [  170.454309] Mem abort info:
 3395 15:01:06.321524  [  170.457439]   ESR = 0x9600004f
 3396 15:01:06.321970  [  170.460569]   EC = 0x25: DABT (current EL), IL = 32 bits
 3397 15:01:06.322506  [  170.465927]   SET = 0, FnV = 0
 3398 15:01:06.322975  [  170.469015]   EA = 0, S1PTW = 0
 3399 15:01:06.323453  [  170.472188] Data abort info:
 3400 15:01:06.362170  [  170.475086]   ISV = 0, ISS = 0x0000004f
 3401 15:01:06.362817  [  170.478956]   CM = 0, WnR = 1
 3402 15:01:06.363312  [  170.481958] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3403 15:01:06.364417  [  170.488696] [ffff800011244808] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081444783
 3404 15:01:06.364910  [  170.501318] Internal error: Oops: 9600004f [#15] PREEMPT SMP
 3405 15:01:06.365364  [  170.506990] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3406 15:01:06.405566  [  170.516465] CPU: 1 PID: 2193 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3407 15:01:06.406137  [  170.524224] Hardware name: ARM Juno development board (r0) (DT)
 3408 15:01:06.406623  [  170.530160] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3409 15:01:06.407060  [  170.536189] pc : __memcpy+0x110/0x180
 3410 15:01:06.407480  [  170.539863] lr : lkdtm_WRITE_KERN+0x54/0x88
 3411 15:01:06.407900  [  170.544057] sp : ffff80001605bce0
 3412 15:01:06.409007  [  170.547377] x29: ffff80001605bce0 x28: ffff0008003f9880 
 3413 15:01:06.409415  [  170.552710] x27: 0000000000000000 x26: 0000000000000000 
 3414 15:01:06.409847  [  170.558045] x25: ffff8000114f1970 x24: ffff80001605be20 
 3415 15:01:06.448958  [  170.563381] x23: 000000000000000b x22: ffff0008038d4000 
 3416 15:01:06.449505  [  170.568713] x21: 0000000000837648 x20: ffff800010a0d1c0 
 3417 15:01:06.449992  [  170.574043] x19: ffff800011244808 x18: 0000000000000000 
 3418 15:01:06.451057  [  170.579374] x17: 0000000000000000 x16: 0000000000000000 
 3419 15:01:06.451451  [  170.584705] x15: 0000000000000030 x14: f9000fe097e4f752 
 3420 15:01:06.451883  [  170.590036] x13: f9478800910003fd x12: 52819801d2800802 
 3421 15:01:06.452388  [  170.595367] x11: a9be7bfdd0008620 x10: d503233fd503201f 
 3422 15:01:06.452972  [  170.600698] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3423 15:01:06.492311  [  170.606029] x7 : d503201faa1e03e9 x6 : ffff800011244808 
 3424 15:01:06.492856  [  170.611360] x5 : ffff800012551c88 x4 : 0000000000000000 
 3425 15:01:06.493333  [  170.616691] x3 : 0000000000000000 x2 : 00000000008375c8 
 3426 15:01:06.493768  [  170.622021] x1 : ffff800010a0d200 x0 : ffff800011244808 
 3427 15:01:06.494191  [  170.627352] Call trace:
 3428 15:01:06.495232  [  170.629805]  __memcpy+0x110/0x180
 3429 15:01:06.495677  [  170.633129]  lkdtm_do_action+0x24/0x40
 3430 15:01:06.496123  [  170.636885]  direct_entry+0xd0/0x140
 3431 15:01:06.496541  [  170.640468]  full_proxy_write+0x68/0xbc
 3432 15:01:06.497101  [  170.644313]  vfs_write+0xec/0x20c
 3433 15:01:06.540186  [  170.647634]  ksys_write+0x70/0x100
 3434 15:01:06.540911  [  170.651042]  __arm64_sys_write+0x24/0x30
 3435 15:01:06.542157  [  170.654976]  el0_svc_common.constprop.0+0x84/0x1e0
 3436 15:01:06.542683  [  170.659777]  do_el0_svc+0x2c/0x94
 3437 15:01:06.543110  [  170.663100]  el0_svc+0x20/0x30
 3438 15:01:06.543574  [  170.666160]  el0_sync_handler+0xb0/0xb4
 3439 15:01:06.544040  [  170.670003]  el0_sync+0x180/0x1c0
 3440 15:01:06.544484  [  170.673329] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3441 15:01:06.545022  [  170.679437] ---[ end trace ce6c5c8a996b341d ]---
 3442 15:01:06.545544  # Segmentation fault
 3443 15:01:06.647444  # [  170.433304] lkdtm: Performing direct entry WRITE_KERN
 3444 15:01:06.647998  # [  170.438435] lkdtm: attempting bad 8615496 byte write at ffff800011244808
 3445 15:01:06.648374  # [  170.445304] Unable to handle kernel write to read-only memory at virtual address ffff800011244808
 3446 15:01:06.648764  # [  170.454309] Mem abort info:
 3447 15:01:06.649740  # [  170.457439]   ESR = 0x9600004f
 3448 15:01:06.650098  # [  170.460569]   EC = 0x25: DABT (current EL), IL = 32 bits
 3449 15:01:06.650429  # [  170.465927]   SET = 0, FnV = 0
 3450 15:01:06.650873  # [  170.469015]   EA = 0, S1PTW = 0
 3451 15:01:06.651272  # [  170.472188] Data abort info:
 3452 15:01:06.690563  # [  170.475086]   ISV = 0, ISS = 0x0000004f
 3453 15:01:06.691090  # [  170.478956]   CM = 0, WnR = 1
 3454 15:01:06.691458  # [  170.481958] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 3455 15:01:06.692488  # [  170.488696] [ffff800011244808] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081444783
 3456 15:01:06.692927  # [  170.501318] Internal error: Oops: 9600004f [#15] PREEMPT SMP
 3457 15:01:06.693267  # [  170.506990] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3458 15:01:06.733699  # [  170.516465] CPU: 1 PID: 2193 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3459 15:01:06.734279  # [  170.524224] Hardware name: ARM Juno development board (r0) (DT)
 3460 15:01:06.734656  # [  170.530160] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3461 15:01:06.734996  # [  170.536189] pc : __memcpy+0x110/0x180
 3462 15:01:06.735967  # [  170.539863] lr : lkdtm_WRITE_KERN+0x54/0x88
 3463 15:01:06.736333  # [  170.544057] sp : ffff80001605bce0
 3464 15:01:06.736691  # [  170.547377] x29: ffff80001605bce0 x28: ffff0008003f9880 
 3465 15:01:06.737132  # [  170.552710] x27: 0000000000000000 x26: 0000000000000000 
 3466 15:01:06.776886  # [  170.558045] x25: ffff8000114f1970 x24: ffff80001605be20 
 3467 15:01:06.777476  # [  170.563381] x23: 000000000000000b x22: ffff0008038d4000 
 3468 15:01:06.777855  # [  170.568713] x21: 0000000000837648 x20: ffff800010a0d1c0 
 3469 15:01:06.778832  # [  170.574043] x19: ffff800011244808 x18: 0000000000000000 
 3470 15:01:06.779196  # [  170.579374] x17: 0000000000000000 x16: 0000000000000000 
 3471 15:01:06.779527  # [  170.584705] x15: 0000000000000030 x14: f9000fe097e4f752 
 3472 15:01:06.779845  # [  170.590036] x13: f9478800910003fd x12: 52819801d2800802 
 3473 15:01:06.780899  # [  170.595367] x11: a9be7bfdd0008620 x10: d503233fd503201f 
 3474 15:01:06.819999  # [  170.600698] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3475 15:01:06.820641  # [  170.606029] x7 : d503201faa1e03e9 x6 : ffff800011244808 
 3476 15:01:06.821097  # [  170.611360] x5 : ffff800012551c88 x4 : 0000000000000000 
 3477 15:01:06.822087  # [  170.616691] x3 : 0000000000000000 x2 : 00000000008375c8 
 3478 15:01:06.822458  # [  170.622021] x1 : ffff800010a0d200 x0 : ffff800011244808 
 3479 15:01:06.822791  # [  170.627352] Call trace:
 3480 15:01:06.823229  # [  170.629805]  __memcpy+0x110/0x180
 3481 15:01:06.823677  # [  170.633129]  lkdtm_do_action+0x24/0x40
 3482 15:01:06.824199  # [  170.636885]  direct_entry+0xd0/0x140
 3483 15:01:06.824756  # [  170.640468]  full_proxy_write+0x68/0xbc
 3484 15:01:06.863228  # [  170.644313]  vfs_write+0xec/0x20c
 3485 15:01:06.863876  # [  170.647634]  ksys_write+0x70/0x100
 3486 15:01:06.864345  # [  170.651042]  __arm64_sys_write+0x24/0x30
 3487 15:01:06.864731  # [  170.654976]  el0_svc_common.constprop.0+0x84/0x1e0
 3488 15:01:06.865166  # [  170.659777]  do_el0_svc+0x2c/0x94
 3489 15:01:06.865499  # [  170.663100]  el0_svc+0x20/0x30
 3490 15:01:06.865814  # [  170.666160]  el0_sync_handler+0xb0/0xb4
 3491 15:01:06.866941  # [  170.670003]  el0_sync+0x180/0x1c0
 3492 15:01:06.867343  # [  170.673329] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3493 15:01:06.867772  # [  170.679437] ---[ end trace ce6c5c8a996b341d ]---
 3494 15:01:06.868096  # WRITE_KERN: saw 'call trace:': ok
 3495 15:01:06.884096  ok 41 selftests: lkdtm: WRITE_KERN.sh
 3496 15:01:06.887328  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3497 15:01:06.995135  [  171.109943] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3498 15:01:06.995696  [  171.116028] lkdtm: attempting good refcount_inc() without overflow
 3499 15:01:06.996061  [  171.122305] lkdtm: attempting bad refcount_inc() overflow
 3500 15:01:06.996401  [  171.127775] ------------[ cut here ]------------
 3501 15:01:06.997410  [  171.132528] refcount_t: saturated; leaking memory.
 3502 15:01:06.997781  [  171.137480] WARNING: CPU: 3 PID: 2238 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3503 15:01:07.038462  [  171.145941] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3504 15:01:07.038979  [  171.155444] CPU: 3 PID: 2238 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3505 15:01:07.039351  [  171.163207] Hardware name: ARM Juno development board (r0) (DT)
 3506 15:01:07.039689  [  171.169146] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3507 15:01:07.040642  [  171.175171] pc : refcount_warn_saturate+0x74/0x144
 3508 15:01:07.041050  [  171.179977] lr : refcount_warn_saturate+0x74/0x144
 3509 15:01:07.041379  [  171.184780] sp : ffff8000160e3cd0
 3510 15:01:07.041911  [  171.188105] x29: ffff8000160e3cd0 x28: ffff000807384980 
 3511 15:01:07.081886  [  171.193447] x27: 0000000000000000 x26: 0000000000000000 
 3512 15:01:07.082444  [  171.198787] x25: ffff8000114f1970 x24: ffff8000160e3e20 
 3513 15:01:07.082819  [  171.204127] x23: 0000000000000016 x22: ffff000803388000 
 3514 15:01:07.083804  [  171.209468] x21: ffff800011a03e28 x20: ffff8000114f1c20 
 3515 15:01:07.084186  [  171.214808] x19: 000000000000002b x18: 0000000000000000 
 3516 15:01:07.084520  [  171.220148] x17: 0000000000000000 x16: 0000000000000000 
 3517 15:01:07.084889  [  171.225489] x15: 0000000000000030 x14: ffffffffffffffff 
 3518 15:01:07.085320  [  171.230829] x13: ffff8000960e3977 x12: ffff8000160e397f 
 3519 15:01:07.125260  [  171.236170] x11: 0000000000000028 x10: ffff8000125d82d0 
 3520 15:01:07.125776  [  171.241510] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3521 15:01:07.126143  [  171.246851] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3522 15:01:07.126485  [  171.252191] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3523 15:01:07.126811  [  171.257531] x3 : 0000000000000000 x2 : 0000000000000000 
 3524 15:01:07.127122  [  171.262871] x1 : 0000000000000000 x0 : ffff000807384980 
 3525 15:01:07.128071  [  171.268211] Call trace:
 3526 15:01:07.128451  [  171.270669]  refcount_warn_saturate+0x74/0x144
 3527 15:01:07.128971  [  171.275131]  __refcount_add.constprop.0+0x6c/0x80
 3528 15:01:07.168689  [  171.279852]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3529 15:01:07.169205  [  171.284658]  lkdtm_do_action+0x24/0x40
 3530 15:01:07.169570  [  171.288420]  direct_entry+0xd0/0x140
 3531 15:01:07.170567  [  171.292009]  full_proxy_write+0x68/0xbc
 3532 15:01:07.170972  [  171.295860]  vfs_write+0xec/0x20c
 3533 15:01:07.171406  [  171.299187]  ksys_write+0x70/0x100
 3534 15:01:07.171828  [  171.302601]  __arm64_sys_write+0x24/0x30
 3535 15:01:07.172257  [  171.306540]  el0_svc_common.constprop.0+0x84/0x1e0
 3536 15:01:07.172708  [  171.311348]  do_el0_svc+0x2c/0x94
 3537 15:01:07.173127  [  171.314677]  el0_svc+0x20/0x30
 3538 15:01:07.173538  [  171.317742]  el0_sync_handler+0xb0/0xb4
 3539 15:01:07.174044  [  171.321591]  el0_sync+0x180/0x1c0
 3540 15:01:07.221871  [  171.324917] irq event stamp: 0
 3541 15:01:07.223505  [  171.327985] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3542 15:01:07.224208  [  171.334276] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3543 15:01:07.224844  [  171.342480] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3544 15:01:07.225372  [  171.350680] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3545 15:01:07.225981  [  171.356963] ---[ end trace ce6c5c8a996b341e ]---
 3546 15:01:07.226499  [  171.361885] lkdtm: Overflow detected: saturated
 3547 15:01:07.329774  # [  171.109943] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3548 15:01:07.330350  # [  171.116028] lkdtm: attempting good refcount_inc() without overflow
 3549 15:01:07.330713  # [  171.122305] lkdtm: attempting bad refcount_inc() overflow
 3550 15:01:07.331700  # [  171.127775] ------------[ cut here ]------------
 3551 15:01:07.332056  # [  171.132528] refcount_t: saturated; leaking memory.
 3552 15:01:07.332380  # [  171.137480] WARNING: CPU: 3 PID: 2238 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3553 15:01:07.372920  # [  171.145941] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3554 15:01:07.373479  # [  171.155444] CPU: 3 PID: 2238 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3555 15:01:07.374521  # [  171.163207] Hardware name: ARM Juno development board (r0) (DT)
 3556 15:01:07.374899  # [  171.169146] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3557 15:01:07.375226  # [  171.175171] pc : refcount_warn_saturate+0x74/0x144
 3558 15:01:07.375543  # [  171.179977] lr : refcount_warn_saturate+0x74/0x144
 3559 15:01:07.375848  # [  171.184780] sp : ffff8000160e3cd0
 3560 15:01:07.376918  # [  171.188105] x29: ffff8000160e3cd0 x28: ffff000807384980 
 3561 15:01:07.416174  # [  171.193447] x27: 0000000000000000 x26: 0000000000000000 
 3562 15:01:07.417169  # [  171.198787] x25: ffff8000114f1970 x24: ffff8000160e3e20 
 3563 15:01:07.417602  # [  171.204127] x23: 0000000000000016 x22: ffff000803388000 
 3564 15:01:07.418224  # [  171.209468] x21: ffff800011a03e28 x20: ffff8000114f1c20 
 3565 15:01:07.418652  # [  171.214808] x19: 000000000000002b x18: 0000000000000000 
 3566 15:01:07.419757  # [  171.220148] x17: 0000000000000000 x16: 0000000000000000 
 3567 15:01:07.420230  # [  171.225489] x15: 0000000000000030 x14: ffffffffffffffff 
 3568 15:01:07.420601  # [  171.230829] x13: ffff8000960e3977 x12: ffff8000160e397f 
 3569 15:01:07.459247  # [  171.236170] x11: 0000000000000028 x10: ffff8000125d82d0 
 3570 15:01:07.459763  # [  171.241510] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3571 15:01:07.460121  # [  171.246851] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3572 15:01:07.460542  # [  171.252191] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3573 15:01:07.460932  # [  171.257531] x3 : 0000000000000000 x2 : 0000000000000000 
 3574 15:01:07.461973  # [  171.262871] x1 : 0000000000000000 x0 : ffff000807384980 
 3575 15:01:07.462334  # [  171.268211] Call trace:
 3576 15:01:07.462940  # [  171.270669]  refcount_warn_saturate+0x74/0x144
 3577 15:01:07.502330  # [  171.275131]  __refcount_add.constprop.0+0x6c/0x80
 3578 15:01:07.502854  # [  171.279852]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3579 15:01:07.503214  # [  171.284658]  lkdtm_do_action+0x24/0x40
 3580 15:01:07.503547  # [  171.288420]  direct_entry+0xd0/0x140
 3581 15:01:07.503861  # [  171.292009]  full_proxy_write+0x68/0xbc
 3582 15:01:07.504170  # [  171.295860]  vfs_write+0xec/0x20c
 3583 15:01:07.505205  # [  171.299187]  ksys_write+0x70/0x100
 3584 15:01:07.505741  # [  171.302601]  __arm64_sys_write+0x24/0x30
 3585 15:01:07.506115  # [  171.306540]  el0_svc_common.constprop.0+0x84/0x1e0
 3586 15:01:07.506443  # [  171.311348]  do_el0_svc+0x2c/0x94
 3587 15:01:07.506893  # [  171.314677]  el0_svc+0x20/0x30
 3588 15:01:07.545507  # [  171.317742]  el0_sync_handler+0xb0/0xb4
 3589 15:01:07.546079  # [  171.321591]  el0_sync+0x180/0x1c0
 3590 15:01:07.546563  # [  171.324917] irq event stamp: 0
 3591 15:01:07.547000  # [  171.327985] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3592 15:01:07.548108  # [  171.334276] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3593 15:01:07.548536  # [  171.342480] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3594 15:01:07.549015  # [  171.350680] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3595 15:01:07.549541  # [  171.356963] ---[ end trace ce6c5c8a996b341e ]---
 3596 15:01:07.577680  # [  171.361885] lkdtm: Overflow detected: saturated
 3597 15:01:07.578196  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 3598 15:01:07.578674  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3599 15:01:07.579113  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3600 15:01:07.685874  [  171.795831] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3601 15:01:07.686455  [  171.801939] lkdtm: attempting good refcount_add() without overflow
 3602 15:01:07.686937  [  171.808268] lkdtm: attempting bad refcount_add() overflow
 3603 15:01:07.688064  [  171.813767] ------------[ cut here ]------------
 3604 15:01:07.688468  [  171.818696] refcount_t: saturated; leaking memory.
 3605 15:01:07.688937  [  171.823770] WARNING: CPU: 1 PID: 2270 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3606 15:01:07.689499  [  171.832230] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3607 15:01:07.729119  [  171.841703] CPU: 1 PID: 2270 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3608 15:01:07.729676  [  171.849461] Hardware name: ARM Juno development board (r0) (DT)
 3609 15:01:07.730810  [  171.855395] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3610 15:01:07.731214  [  171.861415] pc : refcount_warn_saturate+0x74/0x144
 3611 15:01:07.731652  [  171.866215] lr : refcount_warn_saturate+0x74/0x144
 3612 15:01:07.732076  [  171.871014] sp : ffff800016183cd0
 3613 15:01:07.732493  [  171.874333] x29: ffff800016183cd0 x28: ffff00080721c980 
 3614 15:01:07.733049  [  171.879666] x27: 0000000000000000 x26: 0000000000000000 
 3615 15:01:07.772559  [  171.884998] x25: ffff8000114f1970 x24: ffff800016183e20 
 3616 15:01:07.773145  [  171.890329] x23: 0000000000000016 x22: ffff000804298000 
 3617 15:01:07.773515  [  171.895660] x21: ffff800011a03e40 x20: ffff8000114f1c30 
 3618 15:01:07.774511  [  171.900991] x19: 000000000000002c x18: 0000000000000000 
 3619 15:01:07.774875  [  171.906322] x17: 0000000000000000 x16: 0000000000000000 
 3620 15:01:07.775201  [  171.911653] x15: 0000000000000000 x14: ffff00080028e200 
 3621 15:01:07.775516  [  171.916984] x13: ffff80096d181000 x12: 0000000030d4d91d 
 3622 15:01:07.776573  [  171.922315] x11: 0000000000000000 x10: 0000000000001440 
 3623 15:01:07.815876  [  171.927646] x9 : ffff80001012dd74 x8 : ffff00097efd97c0 
 3624 15:01:07.816388  [  171.932977] x7 : ffff00080721c980 x6 : ffff800012551000 
 3625 15:01:07.816797  [  171.938308] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 3626 15:01:07.817143  [  171.943639] x3 : 0000000000000000 x2 : 0000000000000000 
 3627 15:01:07.817472  [  171.948970] x1 : 0000000000000000 x0 : ffff00080721c980 
 3628 15:01:07.817790  [  171.954301] Call trace:
 3629 15:01:07.818760  [  171.956753]  refcount_warn_saturate+0x74/0x144
 3630 15:01:07.819223  [  171.961209]  __refcount_add.constprop.0+0x6c/0x80
 3631 15:01:07.819640  [  171.965925]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3632 15:01:07.819976  [  171.970726]  lkdtm_do_action+0x24/0x40
 3633 15:01:07.859175  [  171.974482]  direct_entry+0xd0/0x140
 3634 15:01:07.859711  [  171.978065]  full_proxy_write+0x68/0xbc
 3635 15:01:07.860076  [  171.981910]  vfs_write+0xec/0x20c
 3636 15:01:07.860414  [  171.985231]  ksys_write+0x70/0x100
 3637 15:01:07.860780  [  171.988640]  __arm64_sys_write+0x24/0x30
 3638 15:01:07.861770  [  171.992573]  el0_svc_common.constprop.0+0x84/0x1e0
 3639 15:01:07.862131  [  171.997374]  do_el0_svc+0x2c/0x94
 3640 15:01:07.862574  [  172.000697]  el0_svc+0x20/0x30
 3641 15:01:07.863023  [  172.003758]  el0_sync_handler+0xb0/0xb4
 3642 15:01:07.863444  [  172.007602]  el0_sync+0x180/0x1c0
 3643 15:01:07.863979  [  172.010922] irq event stamp: 0
 3644 15:01:07.907464  [  172.013984] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3645 15:01:07.909062  [  172.020268] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3646 15:01:07.909778  [  172.028465] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3647 15:01:07.910590  [  172.036660] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3648 15:01:07.911459  [  172.042938] ---[ end trace ce6c5c8a996b341f ]---
 3649 15:01:07.912418  [  172.047733] lkdtm: Overflow detected: saturated
 3650 15:01:08.050151  # [  171.795831] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3651 15:01:08.050725  # [  171.801939] lkdtm: attempting good refcount_add() without overflow
 3652 15:01:08.051123  # [  171.808268] lkdtm: attempting bad refcount_add() overflow
 3653 15:01:08.051470  # [  171.813767] ------------[ cut here ]------------
 3654 15:01:08.051798  # [  171.818696] refcount_t: saturated; leaking memory.
 3655 15:01:08.052809  # [  171.823770] WARNING: CPU: 1 PID: 2270 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3656 15:01:08.093304  # [  171.832230] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3657 15:01:08.093889  # [  171.841703] CPU: 1 PID: 2270 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3658 15:01:08.094265  # [  171.849461] Hardware name: ARM Juno development board (r0) (DT)
 3659 15:01:08.094683  # [  171.855395] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3660 15:01:08.095686  # [  171.861415] pc : refcount_warn_saturate+0x74/0x144
 3661 15:01:08.096048  # [  171.866215] lr : refcount_warn_saturate+0x74/0x144
 3662 15:01:08.096381  # [  171.871014] sp : ffff800016183cd0
 3663 15:01:08.096951  # [  171.874333] x29: ffff800016183cd0 x28: ffff00080721c980 
 3664 15:01:08.136425  # [  171.879666] x27: 0000000000000000 x26: 0000000000000000 
 3665 15:01:08.137076  # [  171.884998] x25: ffff8000114f1970 x24: ffff800016183e20 
 3666 15:01:08.138224  # [  171.890329] x23: 0000000000000016 x22: ffff000804298000 
 3667 15:01:08.138640  # [  171.895660] x21: ffff800011a03e40 x20: ffff8000114f1c30 
 3668 15:01:08.138981  # [  171.900991] x19: 000000000000002c x18: 0000000000000000 
 3669 15:01:08.139375  # [  171.906322] x17: 0000000000000000 x16: 0000000000000000 
 3670 15:01:08.139719  # [  171.911653] x15: 0000000000000000 x14: ffff00080028e200 
 3671 15:01:08.140267  # [  171.916984] x13: ffff80096d181000 x12: 0000000030d4d91d 
 3672 15:01:08.179692  # [  171.922315] x11: 0000000000000000 x10: 0000000000001440 
 3673 15:01:08.180281  # [  171.927646] x9 : ffff80001012dd74 x8 : ffff00097efd97c0 
 3674 15:01:08.180784  # [  171.932977] x7 : ffff00080721c980 x6 : ffff800012551000 
 3675 15:01:08.181224  # [  171.938308] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 3676 15:01:08.181680  # [  171.943639] x3 : 0000000000000000 x2 : 0000000000000000 
 3677 15:01:08.182807  # [  171.948970] x1 : 0000000000000000 x0 : ffff00080721c980 
 3678 15:01:08.183276  # [  171.954301] Call trace:
 3679 15:01:08.183805  # [  171.956753]  refcount_warn_saturate+0x74/0x144
 3680 15:01:08.222819  # [  171.961209]  __refcount_add.constprop.0+0x6c/0x80
 3681 15:01:08.223447  # [  171.965925]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3682 15:01:08.223929  # [  171.970726]  lkdtm_do_action+0x24/0x40
 3683 15:01:08.224366  # [  171.974482]  direct_entry+0xd0/0x140
 3684 15:01:08.225615  # [  171.978065]  full_proxy_write+0x68/0xbc
 3685 15:01:08.226062  # [  171.981910]  vfs_write+0xec/0x20c
 3686 15:01:08.226478  # [  171.985231]  ksys_write+0x70/0x100
 3687 15:01:08.226811  # [  171.988640]  __arm64_sys_write+0x24/0x30
 3688 15:01:08.227132  # [  171.992573]  el0_svc_common.constprop.0+0x84/0x1e0
 3689 15:01:08.227442  # [  171.997374]  do_el0_svc+0x2c/0x94
 3690 15:01:08.227826  # [  172.000697]  el0_svc+0x20/0x30
 3691 15:01:08.266000  # [  172.003758]  el0_sync_handler+0xb0/0xb4
 3692 15:01:08.266545  # [  172.007602]  el0_sync+0x180/0x1c0
 3693 15:01:08.266910  # [  172.010922] irq event stamp: 0
 3694 15:01:08.267247  # [  172.013984] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3695 15:01:08.268304  # [  172.020268] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3696 15:01:08.268779  # [  172.028465] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3697 15:01:08.269158  # [  172.036660] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3698 15:01:08.269670  # [  172.042938] ---[ end trace ce6c5c8a996b341f ]---
 3699 15:01:08.297230  # [  172.047733] lkdtm: Overflow detected: saturated
 3700 15:01:08.297741  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 3701 15:01:08.298111  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3702 15:01:08.300538  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3703 15:01:08.405031  [  172.519724] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3704 15:01:08.405640  [  172.526611] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3705 15:01:08.406712  [  172.532871] ------------[ cut here ]------------
 3706 15:01:08.407146  [  172.537555] refcount_t: saturated; leaking memory.
 3707 15:01:08.407490  [  172.542552] WARNING: CPU: 3 PID: 2302 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3708 15:01:08.408603  [  172.551013] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3709 15:01:08.448407  [  172.560516] CPU: 3 PID: 2302 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3710 15:01:08.448982  [  172.568278] Hardware name: ARM Juno development board (r0) (DT)
 3711 15:01:08.449350  [  172.574217] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3712 15:01:08.449694  [  172.580243] pc : refcount_warn_saturate+0xc8/0x144
 3713 15:01:08.450021  [  172.585049] lr : refcount_warn_saturate+0xc8/0x144
 3714 15:01:08.451038  [  172.589852] sp : ffff800016213cb0
 3715 15:01:08.451404  [  172.593176] x29: ffff800016213cb0 x28: ffff000802a4b100 
 3716 15:01:08.451921  [  172.598517] x27: 0000000000000000 x26: 0000000000000000 
 3717 15:01:08.491807  [  172.603858] x25: ffff8000114f1970 x24: ffff800016213e20 
 3718 15:01:08.492311  [  172.609198] x23: 000000000000001f x22: ffff000803192000 
 3719 15:01:08.492709  [  172.614539] x21: 0000000000000001 x20: 000000007fffffff 
 3720 15:01:08.493060  [  172.619879] x19: ffff800016213d04 x18: 0000000000000000 
 3721 15:01:08.494082  [  172.625219] x17: 0000000000000000 x16: 0000000000000000 
 3722 15:01:08.494456  [  172.630559] x15: 0000000000000030 x14: ffffffffffffffff 
 3723 15:01:08.494786  [  172.635900] x13: ffff800096213957 x12: ffff80001621395f 
 3724 15:01:08.495299  [  172.641241] x11: 0000000000000030 x10: 0000000000001440 
 3725 15:01:08.535190  [  172.646580] x9 : ffff80001012dd74 x8 : ffff000802a4c5a0 
 3726 15:01:08.535731  [  172.651921] x7 : 0000000000000000 x6 : ffff800012551000 
 3727 15:01:08.536099  [  172.657261] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3728 15:01:08.536435  [  172.662601] x3 : 0000000000000000 x2 : 0000000000000000 
 3729 15:01:08.536798  [  172.667941] x1 : 0000000000000000 x0 : ffff000802a4b100 
 3730 15:01:08.537125  [  172.673282] Call trace:
 3731 15:01:08.538141  [  172.675740]  refcount_warn_saturate+0xc8/0x144
 3732 15:01:08.538612  [  172.680201]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 3733 15:01:08.539032  [  172.685704]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3734 15:01:08.578661  [  172.691295]  lkdtm_do_action+0x24/0x40
 3735 15:01:08.579182  [  172.695057]  direct_entry+0xd0/0x140
 3736 15:01:08.579548  [  172.698646]  full_proxy_write+0x68/0xbc
 3737 15:01:08.579884  [  172.702497]  vfs_write+0xec/0x20c
 3738 15:01:08.580210  [  172.705824]  ksys_write+0x70/0x100
 3739 15:01:08.580524  [  172.709238]  __arm64_sys_write+0x24/0x30
 3740 15:01:08.580891  [  172.713178]  el0_svc_common.constprop.0+0x84/0x1e0
 3741 15:01:08.581210  [  172.717986]  do_el0_svc+0x2c/0x94
 3742 15:01:08.582311  [  172.721315]  el0_svc+0x20/0x30
 3743 15:01:08.582696  [  172.724380]  el0_sync_handler+0xb0/0xb4
 3744 15:01:08.583018  [  172.728229]  el0_sync+0x180/0x1c0
 3745 15:01:08.583328  [  172.731554] irq event stamp: 0
 3746 15:01:08.627278  [  172.734623] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3747 15:01:08.627809  [  172.740913] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3748 15:01:08.628933  [  172.749116] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3749 15:01:08.629384  [  172.757317] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3750 15:01:08.629773  [  172.763600] ---[ end trace ce6c5c8a996b3420 ]---
 3751 15:01:08.630985  [  172.768453] lkdtm: Overflow detected: saturated
 3752 15:01:08.744851  # [  172.519724] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3753 15:01:08.745461  # [  172.526611] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3754 15:01:08.745834  # [  172.532871] ------------[ cut here ]------------
 3755 15:01:08.746172  # [  172.537555] refcount_t: saturated; leaking memory.
 3756 15:01:08.747184  # [  172.542552] WARNING: CPU: 3 PID: 2302 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3757 15:01:08.748300  # [  172.551013] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3758 15:01:08.787908  # [  172.560516] CPU: 3 PID: 2302 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3759 15:01:08.788462  # [  172.568278] Hardware name: ARM Juno development board (r0) (DT)
 3760 15:01:08.788979  # [  172.574217] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3761 15:01:08.789420  # [  172.580243] pc : refcount_warn_saturate+0xc8/0x144
 3762 15:01:08.789851  # [  172.585049] lr : refcount_warn_saturate+0xc8/0x144
 3763 15:01:08.790322  # [  172.589852] sp : ffff800016213cb0
 3764 15:01:08.791607  # [  172.593176] x29: ffff800016213cb0 x28: ffff000802a4b100 
 3765 15:01:08.792033  # [  172.598517] x27: 0000000000000000 x26: 0000000000000000 
 3766 15:01:08.831014  # [  172.603858] x25: ffff8000114f1970 x24: ffff800016213e20 
 3767 15:01:08.831635  # [  172.609198] x23: 000000000000001f x22: ffff000803192000 
 3768 15:01:08.832035  # [  172.614539] x21: 0000000000000001 x20: 000000007fffffff 
 3769 15:01:08.833164  # [  172.619879] x19: ffff800016213d04 x18: 0000000000000000 
 3770 15:01:08.833610  # [  172.625219] x17: 0000000000000000 x16: 0000000000000000 
 3771 15:01:08.833956  # [  172.630559] x15: 0000000000000030 x14: ffffffffffffffff 
 3772 15:01:08.834315  # [  172.635900] x13: ffff800096213957 x12: ffff80001621395f 
 3773 15:01:08.874049  # [  172.641241] x11: 0000000000000030 x10: 0000000000001440 
 3774 15:01:08.874644  # [  172.646580] x9 : ffff80001012dd74 x8 : ffff000802a4c5a0 
 3775 15:01:08.875029  # [  172.651921] x7 : 0000000000000000 x6 : ffff800012551000 
 3776 15:01:08.875367  # [  172.657261] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3777 15:01:08.876382  # [  172.662601] x3 : 0000000000000000 x2 : 0000000000000000 
 3778 15:01:08.876779  # [  172.667941] x1 : 0000000000000000 x0 : ffff000802a4b100 
 3779 15:01:08.877113  # [  172.673282] Call trace:
 3780 15:01:08.877560  # [  172.675740]  refcount_warn_saturate+0xc8/0x144
 3781 15:01:08.877966  # [  172.680201]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 3782 15:01:08.917362  # [  172.685704]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3783 15:01:08.917944  # [  172.691295]  lkdtm_do_action+0x24/0x40
 3784 15:01:08.918328  # [  172.695057]  direct_entry+0xd0/0x140
 3785 15:01:08.918676  # [  172.698646]  full_proxy_write+0x68/0xbc
 3786 15:01:08.919001  # [  172.702497]  vfs_write+0xec/0x20c
 3787 15:01:08.919320  # [  172.705824]  ksys_write+0x70/0x100
 3788 15:01:08.919631  # [  172.709238]  __arm64_sys_write+0x24/0x30
 3789 15:01:08.920639  # [  172.713178]  el0_svc_common.constprop.0+0x84/0x1e0
 3790 15:01:08.921099  # [  172.717986]  do_el0_svc+0x2c/0x94
 3791 15:01:08.921427  # [  172.721315]  el0_svc+0x20/0x30
 3792 15:01:08.921824  # [  172.724380]  el0_sync_handler+0xb0/0xb4
 3793 15:01:08.960506  # [  172.728229]  el0_sync+0x180/0x1c0
 3794 15:01:08.961135  # [  172.731554] irq event stamp: 0
 3795 15:01:08.961529  # [  172.734623] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3796 15:01:08.962565  # [  172.740913] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3797 15:01:08.962943  # [  172.749116] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3798 15:01:08.963274  # [  172.757317] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3799 15:01:08.964330  # [  172.763600] ---[ end trace ce6c5c8a996b3420 ]---
 3800 15:01:08.986909  # [  172.768453] lkdtm: Overflow detected: saturated
 3801 15:01:08.987459  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3802 15:01:08.987843  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3803 15:01:08.990164  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3804 15:01:09.097894  [  173.212510] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3805 15:01:09.098459  [  173.219376] lkdtm: attempting bad refcount_add_not_zero() overflow
 3806 15:01:09.098829  [  173.225700] ------------[ cut here ]------------
 3807 15:01:09.099911  [  173.230411] refcount_t: saturated; leaking memory.
 3808 15:01:09.100294  [  173.235597] WARNING: CPU: 3 PID: 2334 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3809 15:01:09.101425  [  173.244060] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3810 15:01:09.141251  [  173.253564] CPU: 3 PID: 2334 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3811 15:01:09.141775  [  173.261327] Hardware name: ARM Juno development board (r0) (DT)
 3812 15:01:09.142148  [  173.267266] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3813 15:01:09.142486  [  173.273291] pc : refcount_warn_saturate+0xc8/0x144
 3814 15:01:09.143529  [  173.278097] lr : refcount_warn_saturate+0xc8/0x144
 3815 15:01:09.143904  [  173.282900] sp : ffff80001629bcb0
 3816 15:01:09.144231  [  173.286224] x29: ffff80001629bcb0 x28: ffff000804266200 
 3817 15:01:09.144716  [  173.291565] x27: 0000000000000000 x26: 0000000000000000 
 3818 15:01:09.184698  [  173.296906] x25: ffff8000114f1970 x24: ffff80001629be20 
 3819 15:01:09.185207  [  173.302247] x23: 000000000000001f x22: ffff000802855000 
 3820 15:01:09.185573  [  173.307587] x21: 0000000000000006 x20: 000000007fffffff 
 3821 15:01:09.185909  [  173.312928] x19: ffff80001629bd04 x18: 0000000000000000 
 3822 15:01:09.186962  [  173.318268] x17: 0000000000000000 x16: 0000000000000000 
 3823 15:01:09.187337  [  173.323609] x15: 0000000000000030 x14: ffffffffffffffff 
 3824 15:01:09.187664  [  173.328949] x13: ffff80009629b957 x12: ffff80001629b95f 
 3825 15:01:09.188109  [  173.334290] x11: 0000000000000030 x10: ffff8000125d82d0 
 3826 15:01:09.228067  [  173.339631] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3827 15:01:09.228612  [  173.344971] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3828 15:01:09.229048  [  173.350311] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3829 15:01:09.230118  [  173.355651] x3 : 0000000000000000 x2 : 0000000000000000 
 3830 15:01:09.230500  [  173.360992] x1 : 0000000000000000 x0 : ffff000804266200 
 3831 15:01:09.230834  [  173.366332] Call trace:
 3832 15:01:09.231157  [  173.368790]  refcount_warn_saturate+0xc8/0x144
 3833 15:01:09.231610  [  173.373252]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 3834 15:01:09.232015  [  173.378755]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3835 15:01:09.271557  [  173.384346]  lkdtm_do_action+0x24/0x40
 3836 15:01:09.272069  [  173.388108]  direct_entry+0xd0/0x140
 3837 15:01:09.272437  [  173.391697]  full_proxy_write+0x68/0xbc
 3838 15:01:09.272817  [  173.395547]  vfs_write+0xec/0x20c
 3839 15:01:09.273146  [  173.398874]  ksys_write+0x70/0x100
 3840 15:01:09.273464  [  173.402288]  __arm64_sys_write+0x24/0x30
 3841 15:01:09.274475  [  173.406227]  el0_svc_common.constprop.0+0x84/0x1e0
 3842 15:01:09.274934  [  173.411035]  do_el0_svc+0x2c/0x94
 3843 15:01:09.275277  [  173.414367]  el0_svc+0x20/0x30
 3844 15:01:09.275592  [  173.417432]  el0_sync_handler+0xb0/0xb4
 3845 15:01:09.275903  [  173.421281]  el0_sync+0x180/0x1c0
 3846 15:01:09.276284  [  173.424606] irq event stamp: 0
 3847 15:01:09.319874  [  173.427675] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3848 15:01:09.320420  [  173.433966] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3849 15:01:09.320980  [  173.442169] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3850 15:01:09.322170  [  173.450371] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3851 15:01:09.322672  [  173.456654] ---[ end trace ce6c5c8a996b3421 ]---
 3852 15:01:09.323301  [  173.461566] lkdtm: Overflow detected: saturated
 3853 15:01:09.442854  # [  173.212510] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3854 15:01:09.443426  # [  173.219376] lkdtm: attempting bad refcount_add_not_zero() overflow
 3855 15:01:09.443800  # [  173.225700] ------------[ cut here ]------------
 3856 15:01:09.444893  # [  173.230411] refcount_t: saturated; leaking memory.
 3857 15:01:09.445286  # [  173.235597] WARNING: CPU: 3 PID: 2334 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3858 15:01:09.445625  # [  173.244060] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3859 15:01:09.486098  # [  173.253564] CPU: 3 PID: 2334 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3860 15:01:09.486639  # [  173.261327] Hardware name: ARM Juno development board (r0) (DT)
 3861 15:01:09.487009  # [  173.267266] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3862 15:01:09.487350  # [  173.273291] pc : refcount_warn_saturate+0xc8/0x144
 3863 15:01:09.487700  # [  173.278097] lr : refcount_warn_saturate+0xc8/0x144
 3864 15:01:09.488828  # [  173.282900] sp : ffff80001629bcb0
 3865 15:01:09.489249  # [  173.286224] x29: ffff80001629bcb0 x28: ffff000804266200 
 3866 15:01:09.489889  # [  173.291565] x27: 0000000000000000 x26: 0000000000000000 
 3867 15:01:09.529137  # [  173.296906] x25: ffff8000114f1970 x24: ffff80001629be20 
 3868 15:01:09.529827  # [  173.302247] x23: 000000000000001f x22: ffff000802855000 
 3869 15:01:09.530347  # [  173.307587] x21: 0000000000000006 x20: 000000007fffffff 
 3870 15:01:09.531501  # [  173.312928] x19: ffff80001629bd04 x18: 0000000000000000 
 3871 15:01:09.531899  # [  173.318268] x17: 0000000000000000 x16: 0000000000000000 
 3872 15:01:09.532368  # [  173.323609] x15: 0000000000000030 x14: ffffffffffffffff 
 3873 15:01:09.532842  # [  173.328949] x13: ffff80009629b957 x12: ffff80001629b95f 
 3874 15:01:09.533259  # [  173.334290] x11: 0000000000000030 x10: ffff8000125d82d0 
 3875 15:01:09.572269  # [  173.339631] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3876 15:01:09.572882  # [  173.344971] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3877 15:01:09.573969  # [  173.350311] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3878 15:01:09.574347  # [  173.355651] x3 : 0000000000000000 x2 : 0000000000000000 
 3879 15:01:09.574684  # [  173.360992] x1 : 0000000000000000 x0 : ffff000804266200 
 3880 15:01:09.575005  # [  173.366332] Call trace:
 3881 15:01:09.575317  # [  173.368790]  refcount_warn_saturate+0xc8/0x144
 3882 15:01:09.575641  # [  173.373252]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 3883 15:01:09.576068  # [  173.378755]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3884 15:01:09.615563  # [  173.384346]  lkdtm_do_action+0x24/0x40
 3885 15:01:09.616121  # [  173.388108]  direct_entry+0xd0/0x140
 3886 15:01:09.616496  # [  173.391697]  full_proxy_write+0x68/0xbc
 3887 15:01:09.616903  # [  173.395547]  vfs_write+0xec/0x20c
 3888 15:01:09.617943  # [  173.398874]  ksys_write+0x70/0x100
 3889 15:01:09.618319  # [  173.402288]  __arm64_sys_write+0x24/0x30
 3890 15:01:09.618762  # [  173.406227]  el0_svc_common.constprop.0+0x84/0x1e0
 3891 15:01:09.619202  # [  173.411035]  do_el0_svc+0x2c/0x94
 3892 15:01:09.619598  # [  173.414367]  el0_svc+0x20/0x30
 3893 15:01:09.619919  # [  173.417432]  el0_sync_handler+0xb0/0xb4
 3894 15:01:09.620317  # [  173.421281]  el0_sync+0x180/0x1c0
 3895 15:01:09.658690  # [  173.424606] irq event stamp: 0
 3896 15:01:09.659219  # [  173.427675] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3897 15:01:09.660434  # [  173.433966] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3898 15:01:09.660886  # [  173.442169] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3899 15:01:09.661329  # [  173.450371] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3900 15:01:09.661720  # [  173.456654] ---[ end trace ce6c5c8a996b3421 ]---
 3901 15:01:09.662249  # [  173.461566] lkdtm: Overflow detected: saturated
 3902 15:01:09.684422  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3903 15:01:09.684950  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3904 15:01:09.687703  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3905 15:01:09.794080  [  173.908866] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3906 15:01:09.794649  [  173.914599] lkdtm: attempting good refcount_dec()
 3907 15:01:09.795020  [  173.919382] lkdtm: attempting bad refcount_dec() to zero
 3908 15:01:09.795360  [  173.924764] ------------[ cut here ]------------
 3909 15:01:09.795685  [  173.929516] refcount_t: decrement hit 0; leaking memory.
 3910 15:01:09.796771  [  173.934990] WARNING: CPU: 3 PID: 2366 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3911 15:01:09.837365  [  173.943538] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3912 15:01:09.837898  [  173.953042] CPU: 3 PID: 2366 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3913 15:01:09.838273  [  173.960804] Hardware name: ARM Juno development board (r0) (DT)
 3914 15:01:09.838616  [  173.966744] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3915 15:01:09.839688  [  173.972770] pc : refcount_warn_saturate+0x13c/0x144
 3916 15:01:09.840078  [  173.977663] lr : refcount_warn_saturate+0x13c/0x144
 3917 15:01:09.840443  [  173.982553] sp : ffff80001632bcc0
 3918 15:01:09.840866  [  173.985877] x29: ffff80001632bcc0 x28: ffff000802a48000 
 3919 15:01:09.880911  [  173.991218] x27: 0000000000000000 x26: 0000000000000000 
 3920 15:01:09.881444  [  173.996559] x25: ffff8000114f1970 x24: ffff80001632be20 
 3921 15:01:09.881810  [  174.001900] x23: 0000000000000012 x22: ffff000803c97000 
 3922 15:01:09.882147  [  174.007240] x21: ffff800011a03e98 x20: ffff8000114f1c60 
 3923 15:01:09.882472  [  174.012581] x19: ffff80001632bd04 x18: 0000000000000000 
 3924 15:01:09.883499  [  174.017921] x17: 0000000000000000 x16: 0000000000000000 
 3925 15:01:09.883853  [  174.023261] x15: 0000000000000030 x14: ffffffffffffffff 
 3926 15:01:09.884182  [  174.028601] x13: ffff80009632b967 x12: ffff80001632b96f 
 3927 15:01:09.884697  [  174.033942] x11: 0000000000000008 x10: ffff8000125d82d0 
 3928 15:01:09.924281  [  174.039282] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3929 15:01:09.924837  [  174.044622] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3930 15:01:09.925206  [  174.049963] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3931 15:01:09.926254  [  174.055303] x3 : 0000000000000000 x2 : 0000000000000000 
 3932 15:01:09.926622  [  174.060643] x1 : 0000000000000000 x0 : ffff000802a48000 
 3933 15:01:09.926953  [  174.065983] Call trace:
 3934 15:01:09.927274  [  174.068441]  refcount_warn_saturate+0x13c/0x144
 3935 15:01:09.927603  [  174.072990]  __refcount_dec.constprop.0+0x4c/0x5c
 3936 15:01:09.928144  [  174.077710]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3937 15:01:09.967699  [  174.082169]  lkdtm_do_action+0x24/0x40
 3938 15:01:09.968220  [  174.085931]  direct_entry+0xd0/0x140
 3939 15:01:09.968727  [  174.089519]  full_proxy_write+0x68/0xbc
 3940 15:01:09.969174  [  174.093370]  vfs_write+0xec/0x20c
 3941 15:01:09.969596  [  174.096697]  ksys_write+0x70/0x100
 3942 15:01:09.970014  [  174.100111]  __arm64_sys_write+0x24/0x30
 3943 15:01:09.971267  [  174.104050]  el0_svc_common.constprop.0+0x84/0x1e0
 3944 15:01:09.971701  [  174.108858]  do_el0_svc+0x2c/0x94
 3945 15:01:09.972142  [  174.112187]  el0_svc+0x20/0x30
 3946 15:01:09.972563  [  174.115252]  el0_sync_handler+0xb0/0xb4
 3947 15:01:09.973017  [  174.119101]  el0_sync+0x180/0x1c0
 3948 15:01:09.973437  [  174.122426] irq event stamp: 0
 3949 15:01:10.015366  [  174.125494] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3950 15:01:10.015890  [  174.131786] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3951 15:01:10.016263  [  174.139989] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 3952 15:01:10.017347  [  174.148190] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3953 15:01:10.017836  [  174.154473] ---[ end trace ce6c5c8a996b3422 ]---
 3954 15:01:10.018942  [  174.159370] lkdtm: Zero detected: saturated
 3955 15:01:10.132006  # [  173.908866] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3956 15:01:10.132576  # [  173.914599] lkdtm: attempting good refcount_dec()
 3957 15:01:10.133006  # [  173.919382] lkdtm: attempting bad refcount_dec() to zero
 3958 15:01:10.133354  # [  173.924764] ------------[ cut here ]------------
 3959 15:01:10.134409  # [  173.929516] refcount_t: decrement hit 0; leaking memory.
 3960 15:01:10.134843  # [  173.934990] WARNING: CPU: 3 PID: 2366 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3961 15:01:10.175197  # [  173.943538] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3962 15:01:10.175771  # [  173.953042] CPU: 3 PID: 2366 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 3963 15:01:10.176257  # [  173.960804] Hardware name: ARM Juno development board (r0) (DT)
 3964 15:01:10.177451  # [  173.966744] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3965 15:01:10.177853  # [  173.972770] pc : refcount_warn_saturate+0x13c/0x144
 3966 15:01:10.178290  # [  173.977663] lr : refcount_warn_saturate+0x13c/0x144
 3967 15:01:10.178731  # [  173.982553] sp : ffff80001632bcc0
 3968 15:01:10.179352  # [  173.985877] x29: ffff80001632bcc0 x28: ffff000802a48000 
 3969 15:01:10.218329  # [  173.991218] x27: 0000000000000000 x26: 0000000000000000 
 3970 15:01:10.218893  # [  173.996559] x25: ffff8000114f1970 x24: ffff80001632be20 
 3971 15:01:10.219315  # [  174.001900] x23: 0000000000000012 x22: ffff000803c97000 
 3972 15:01:10.219705  # [  174.007240] x21: ffff800011a03e98 x20: ffff8000114f1c60 
 3973 15:01:10.220077  # [  174.012581] x19: ffff80001632bd04 x18: 0000000000000000 
 3974 15:01:10.221251  # [  174.017921] x17: 0000000000000000 x16: 0000000000000000 
 3975 15:01:10.221775  # [  174.023261] x15: 0000000000000030 x14: ffffffffffffffff 
 3976 15:01:10.222371  # [  174.028601] x13: ffff80009632b967 x12: ffff80001632b96f 
 3977 15:01:10.261462  # [  174.033942] x11: 0000000000000008 x10: ffff8000125d82d0 
 3978 15:01:10.262014  # [  174.039282] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 3979 15:01:10.262380  # [  174.044622] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 3980 15:01:10.262716  # [  174.049963] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 3981 15:01:10.263037  # [  174.055303] x3 : 0000000000000000 x2 : 0000000000000000 
 3982 15:01:10.264075  # [  174.060643] x1 : 0000000000000000 x0 : ffff000802a48000 
 3983 15:01:10.264435  # [  174.065983] Call trace:
 3984 15:01:10.264930  # [  174.068441]  refcount_warn_saturate+0x13c/0x144
 3985 15:01:10.304621  # [  174.072990]  __refcount_dec.constprop.0+0x4c/0x5c
 3986 15:01:10.305213  # [  174.077710]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3987 15:01:10.305642  # [  174.082169]  lkdtm_do_action+0x24/0x40
 3988 15:01:10.305987  # [  174.085931]  direct_entry+0xd0/0x140
 3989 15:01:10.306312  # [  174.089519]  full_proxy_write+0x68/0xbc
 3990 15:01:10.307493  # [  174.093370]  vfs_write+0xec/0x20c
 3991 15:01:10.307923  # [  174.096697]  ksys_write+0x70/0x100
 3992 15:01:10.308323  # [  174.100111]  __arm64_sys_write+0x24/0x30
 3993 15:01:10.308690  # [  174.104050]  el0_svc_common.constprop.0+0x84/0x1e0
 3994 15:01:10.309025  # [  174.108858]  do_el0_svc+0x2c/0x94
 3995 15:01:10.309413  # [  174.112187]  el0_svc+0x20/0x30
 3996 15:01:10.347824  # [  174.115252]  el0_sync_handler+0xb0/0xb4
 3997 15:01:10.348356  # [  174.119101]  el0_sync+0x180/0x1c0
 3998 15:01:10.348774  # [  174.122426] irq event stamp: 0
 3999 15:01:10.349127  # [  174.125494] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4000 15:01:10.349461  # [  174.131786] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4001 15:01:10.350512  # [  174.139989] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4002 15:01:10.350887  # [  174.148190] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4003 15:01:10.351393  # [  174.154473] ---[ end trace ce6c5c8a996b3422 ]---
 4004 15:01:10.374185  # [  174.159370] lkdtm: Zero detected: saturated
 4005 15:01:10.374787  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 4006 15:01:10.375195  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 4007 15:01:10.377455  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4008 15:01:10.507004  [  174.621845] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4009 15:01:10.507558  [  174.627937] lkdtm: attempting bad refcount_dec() below zero
 4010 15:01:10.507930  [  174.633593] ------------[ cut here ]------------
 4011 15:01:10.508268  [  174.638278] refcount_t: decrement hit 0; leaking memory.
 4012 15:01:10.509351  [  174.643730] WARNING: CPU: 0 PID: 2401 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4013 15:01:10.510520  [  174.652279] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4014 15:01:10.550340  [  174.661782] CPU: 0 PID: 2401 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4015 15:01:10.550864  [  174.669544] Hardware name: ARM Juno development board (r0) (DT)
 4016 15:01:10.551232  [  174.675484] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4017 15:01:10.551596  [  174.681508] pc : refcount_warn_saturate+0x13c/0x144
 4018 15:01:10.551954  [  174.686401] lr : refcount_warn_saturate+0x13c/0x144
 4019 15:01:10.553043  [  174.691292] sp : ffff8000163d3cc0
 4020 15:01:10.553420  [  174.694616] x29: ffff8000163d3cc0 x28: ffff000804263100 
 4021 15:01:10.553931  [  174.699957] x27: 0000000000000000 x26: 0000000000000000 
 4022 15:01:10.593747  [  174.705297] x25: ffff8000114f1970 x24: ffff8000163d3e20 
 4023 15:01:10.594260  [  174.710638] x23: 0000000000000016 x22: ffff00080848b000 
 4024 15:01:10.594624  [  174.715978] x21: ffff800011a03eb0 x20: ffff8000114f1c70 
 4025 15:01:10.594960  [  174.721319] x19: ffff8000163d3d04 x18: 0000000000000000 
 4026 15:01:10.596002  [  174.726658] x17: 0000000000000000 x16: 0000000000000000 
 4027 15:01:10.596362  [  174.731999] x15: 0000000000000030 x14: ffffffffffffffff 
 4028 15:01:10.596730  [  174.737339] x13: ffff8000963d3967 x12: ffff8000163d396f 
 4029 15:01:10.597178  [  174.742679] x11: 0000000000000028 x10: ffff8000125d82d0 
 4030 15:01:10.637134  [  174.748020] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4031 15:01:10.637682  [  174.753360] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4032 15:01:10.638056  [  174.758701] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 4033 15:01:10.639155  [  174.764041] x3 : 0000000000000000 x2 : 0000000000000000 
 4034 15:01:10.639533  [  174.769381] x1 : 0000000000000000 x0 : ffff000804263100 
 4035 15:01:10.639864  [  174.774722] Call trace:
 4036 15:01:10.640178  [  174.777179]  refcount_warn_saturate+0x13c/0x144
 4037 15:01:10.640691  [  174.781729]  __refcount_dec.constprop.0+0x4c/0x5c
 4038 15:01:10.641043  [  174.786449]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4039 15:01:10.641439  [  174.791256]  lkdtm_do_action+0x24/0x40
 4040 15:01:10.680524  [  174.795018]  direct_entry+0xd0/0x140
 4041 15:01:10.681073  [  174.798606]  full_proxy_write+0x68/0xbc
 4042 15:01:10.681443  [  174.802456]  vfs_write+0xec/0x20c
 4043 15:01:10.681781  [  174.805783]  ksys_write+0x70/0x100
 4044 15:01:10.682107  [  174.809197]  __arm64_sys_write+0x24/0x30
 4045 15:01:10.682421  [  174.813137]  el0_svc_common.constprop.0+0x84/0x1e0
 4046 15:01:10.682730  [  174.817944]  do_el0_svc+0x2c/0x94
 4047 15:01:10.683845  [  174.821276]  el0_svc+0x20/0x30
 4048 15:01:10.684224  [  174.824341]  el0_sync_handler+0xb0/0xb4
 4049 15:01:10.684548  [  174.828190]  el0_sync+0x180/0x1c0
 4050 15:01:10.684903  [  174.831515] irq event stamp: 0
 4051 15:01:10.729097  [  174.834584] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4052 15:01:10.729769  [  174.840874] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4053 15:01:10.731129  [  174.849077] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4054 15:01:10.731661  [  174.857278] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4055 15:01:10.732118  [  174.863561] ---[ end trace ce6c5c8a996b3423 ]---
 4056 15:01:10.732836  [  174.868641] lkdtm: Negative detected: saturated
 4057 15:01:10.888162  # [  174.621845] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4058 15:01:10.888790  # [  174.627937] lkdtm: attempting bad refcount_dec() below zero
 4059 15:01:10.889171  # [  174.633593] ------------[ cut here ]------------
 4060 15:01:10.890449  # [  174.638278] refcount_t: decrement hit 0; leaking memory.
 4061 15:01:10.890827  # [  174.643730] WARNING: CPU: 0 PID: 2401 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4062 15:01:10.892154  # [  174.652279] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4063 15:01:10.931265  # [  174.661782] CPU: 0 PID: 2401 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4064 15:01:10.931818  # [  174.669544] Hardware name: ARM Juno development board (r0) (DT)
 4065 15:01:10.932962  # [  174.675484] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4066 15:01:10.933344  # [  174.681508] pc : refcount_warn_saturate+0x13c/0x144
 4067 15:01:10.933681  # [  174.686401] lr : refcount_warn_saturate+0x13c/0x144
 4068 15:01:10.934002  # [  174.691292] sp : ffff8000163d3cc0
 4069 15:01:10.934314  # [  174.694616] x29: ffff8000163d3cc0 x28: ffff000804263100 
 4070 15:01:10.934828  # [  174.699957] x27: 0000000000000000 x26: 0000000000000000 
 4071 15:01:10.974405  # [  174.705297] x25: ffff8000114f1970 x24: ffff8000163d3e20 
 4072 15:01:10.975022  # [  174.710638] x23: 0000000000000016 x22: ffff00080848b000 
 4073 15:01:10.975404  # [  174.715978] x21: ffff800011a03eb0 x20: ffff8000114f1c70 
 4074 15:01:10.975857  # [  174.721319] x19: ffff8000163d3d04 x18: 0000000000000000 
 4075 15:01:10.977100  # [  174.726658] x17: 0000000000000000 x16: 0000000000000000 
 4076 15:01:10.977505  # [  174.731999] x15: 0000000000000030 x14: ffffffffffffffff 
 4077 15:01:10.978011  # [  174.737339] x13: ffff8000963d3967 x12: ffff8000163d396f 
 4078 15:01:10.978504  # [  174.742679] x11: 0000000000000028 x10: ffff8000125d82d0 
 4079 15:01:11.017667  # [  174.748020] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4080 15:01:11.018213  # [  174.753360] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4081 15:01:11.018672  # [  174.758701] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 4082 15:01:11.019028  # [  174.764041] x3 : 0000000000000000 x2 : 0000000000000000 
 4083 15:01:11.019383  # [  174.769381] x1 : 0000000000000000 x0 : ffff000804263100 
 4084 15:01:11.020533  # [  174.774722] Call trace:
 4085 15:01:11.021100  # [  174.777179]  refcount_warn_saturate+0x13c/0x144
 4086 15:01:11.021534  # [  174.781729]  __refcount_dec.constprop.0+0x4c/0x5c
 4087 15:01:11.060776  # [  174.786449]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4088 15:01:11.061349  # [  174.791256]  lkdtm_do_action+0x24/0x40
 4089 15:01:11.061724  # [  174.795018]  direct_entry+0xd0/0x140
 4090 15:01:11.062061  # [  174.798606]  full_proxy_write+0x68/0xbc
 4091 15:01:11.062383  # [  174.802456]  vfs_write+0xec/0x20c
 4092 15:01:11.063475  # [  174.805783]  ksys_write+0x70/0x100
 4093 15:01:11.063907  # [  174.809197]  __arm64_sys_write+0x24/0x30
 4094 15:01:11.064353  # [  174.813137]  el0_svc_common.constprop.0+0x84/0x1e0
 4095 15:01:11.064726  # [  174.817944]  do_el0_svc+0x2c/0x94
 4096 15:01:11.065053  # [  174.821276]  el0_svc+0x20/0x30
 4097 15:01:11.065441  # [  174.824341]  el0_sync_handler+0xb0/0xb4
 4098 15:01:11.065767  # [  174.828190]  el0_sync+0x180/0x1c0
 4099 15:01:11.103964  # [  174.831515] irq event stamp: 0
 4100 15:01:11.104497  # [  174.834584] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4101 15:01:11.104920  # [  174.840874] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4102 15:01:11.105273  # [  174.849077] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4103 15:01:11.106440  # [  174.857278] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4104 15:01:11.106829  # [  174.863561] ---[ end trace ce6c5c8a996b3423 ]---
 4105 15:01:11.108140  # [  174.868641] lkdtm: Negative detected: saturated
 4106 15:01:11.129811  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4107 15:01:11.130415  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4108 15:01:11.133115  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4109 15:01:11.269581  [  175.383803] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4110 15:01:11.270159  [  175.390697] lkdtm: attempting bad refcount_dec_and_test() below zero
 4111 15:01:11.270639  [  175.397158] ------------[ cut here ]------------
 4112 15:01:11.271082  [  175.401845] refcount_t: underflow; use-after-free.
 4113 15:01:11.272261  [  175.406840] WARNING: CPU: 4 PID: 2436 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4114 15:01:11.273500  [  175.415302] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4115 15:01:11.312905  [  175.424805] CPU: 4 PID: 2436 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4116 15:01:11.313466  [  175.432568] Hardware name: ARM Juno development board (r0) (DT)
 4117 15:01:11.313837  [  175.438507] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4118 15:01:11.314941  [  175.444533] pc : refcount_warn_saturate+0xf4/0x144
 4119 15:01:11.315324  [  175.449339] lr : refcount_warn_saturate+0xf4/0x144
 4120 15:01:11.315656  [  175.454142] sp : ffff80001647bcd0
 4121 15:01:11.315977  [  175.457466] x29: ffff80001647bcd0 x28: ffff000807218000 
 4122 15:01:11.316486  [  175.462807] x27: 0000000000000000 x26: 0000000000000000 
 4123 15:01:11.356333  [  175.468148] x25: ffff8000114f1970 x24: ffff80001647be20 
 4124 15:01:11.356899  [  175.473488] x23: 000000000000001f x22: ffff000806554000 
 4125 15:01:11.357274  [  175.478829] x21: ffff800011a03ec8 x20: ffff8000114f1c80 
 4126 15:01:11.357754  [  175.484169] x19: 0000000000000031 x18: 0000000000000000 
 4127 15:01:11.358204  [  175.489510] x17: 0000000000000000 x16: 0000000000000000 
 4128 15:01:11.359684  [  175.494850] x15: 0000000000000030 x14: ffffffffffffffff 
 4129 15:01:11.360180  [  175.500190] x13: ffff80009647b977 x12: ffff80001647b97f 
 4130 15:01:11.360758  [  175.505530] x11: 0000000000000030 x10: 0000000000001440 
 4131 15:01:11.399801  [  175.510871] x9 : ffff80001012dd74 x8 : ffff0008072194a0 
 4132 15:01:11.400303  [  175.516211] x7 : 0000000000000000 x6 : ffff800012551000 
 4133 15:01:11.400713  [  175.521551] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4134 15:01:11.401068  [  175.526892] x3 : 0000000000000000 x2 : 0000000000000000 
 4135 15:01:11.402174  [  175.532232] x1 : 0000000000000000 x0 : ffff000807218000 
 4136 15:01:11.402546  [  175.537573] Call trace:
 4137 15:01:11.402902  [  175.540031]  refcount_warn_saturate+0xf4/0x144
 4138 15:01:11.403332  [  175.544493]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 4139 15:01:11.403737  [  175.549999]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4140 15:01:11.443194  [  175.555588]  lkdtm_do_action+0x24/0x40
 4141 15:01:11.443735  [  175.559350]  direct_entry+0xd0/0x140
 4142 15:01:11.444107  [  175.562939]  full_proxy_write+0x68/0xbc
 4143 15:01:11.444448  [  175.566789]  vfs_write+0xec/0x20c
 4144 15:01:11.444815  [  175.570116]  ksys_write+0x70/0x100
 4145 15:01:11.445911  [  175.573531]  __arm64_sys_write+0x24/0x30
 4146 15:01:11.446282  [  175.577470]  el0_svc_common.constprop.0+0x84/0x1e0
 4147 15:01:11.446749  [  175.582278]  do_el0_svc+0x2c/0x94
 4148 15:01:11.447081  [  175.585608]  el0_svc+0x20/0x30
 4149 15:01:11.447393  [  175.588673]  el0_sync_handler+0xb0/0xb4
 4150 15:01:11.447702  [  175.592523]  el0_sync+0x180/0x1c0
 4151 15:01:11.448080  [  175.595848] irq event stamp: 0
 4152 15:01:11.491683  [  175.598917] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4153 15:01:11.492789  [  175.605208] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4154 15:01:11.493776  [  175.613412] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4155 15:01:11.495770  [  175.621612] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4156 15:01:11.496419  [  175.627895] ---[ end trace ce6c5c8a996b3424 ]---
 4157 15:01:11.497081  [  175.632814] lkdtm: Negative detected: saturated
 4158 15:01:11.620001  # [  175.383803] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4159 15:01:11.620585  # [  175.390697] lkdtm: attempting bad refcount_dec_and_test() below zero
 4160 15:01:11.621032  # [  175.397158] ------------[ cut here ]------------
 4161 15:01:11.622142  # [  175.401845] refcount_t: underflow; use-after-free.
 4162 15:01:11.622518  # [  175.406840] WARNING: CPU: 4 PID: 2436 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4163 15:01:11.623715  # [  175.415302] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4164 15:01:11.663159  # [  175.424805] CPU: 4 PID: 2436 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4165 15:01:11.663694  # [  175.432568] Hardware name: ARM Juno development board (r0) (DT)
 4166 15:01:11.664065  # [  175.438507] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4167 15:01:11.665311  # [  175.444533] pc : refcount_warn_saturate+0xf4/0x144
 4168 15:01:11.665728  # [  175.449339] lr : refcount_warn_saturate+0xf4/0x144
 4169 15:01:11.666069  # [  175.454142] sp : ffff80001647bcd0
 4170 15:01:11.666502  # [  175.457466] x29: ffff80001647bcd0 x28: ffff000807218000 
 4171 15:01:11.666941  # [  175.462807] x27: 0000000000000000 x26: 0000000000000000 
 4172 15:01:11.706283  # [  175.468148] x25: ffff8000114f1970 x24: ffff80001647be20 
 4173 15:01:11.706830  # [  175.473488] x23: 000000000000001f x22: ffff000806554000 
 4174 15:01:11.707221  # [  175.478829] x21: ffff800011a03ec8 x20: ffff8000114f1c80 
 4175 15:01:11.707564  # [  175.484169] x19: 0000000000000031 x18: 0000000000000000 
 4176 15:01:11.707906  # [  175.489510] x17: 0000000000000000 x16: 0000000000000000 
 4177 15:01:11.709110  # [  175.494850] x15: 0000000000000030 x14: ffffffffffffffff 
 4178 15:01:11.709637  # [  175.500190] x13: ffff80009647b977 x12: ffff80001647b97f 
 4179 15:01:11.749511  # [  175.505530] x11: 0000000000000030 x10: 0000000000001440 
 4180 15:01:11.750096  # [  175.510871] x9 : ffff80001012dd74 x8 : ffff0008072194a0 
 4181 15:01:11.750470  # [  175.516211] x7 : 0000000000000000 x6 : ffff800012551000 
 4182 15:01:11.750814  # [  175.521551] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4183 15:01:11.751145  # [  175.526892] x3 : 0000000000000000 x2 : 0000000000000000 
 4184 15:01:11.752242  # [  175.532232] x1 : 0000000000000000 x0 : ffff000807218000 
 4185 15:01:11.752601  # [  175.537573] Call trace:
 4186 15:01:11.753049  # [  175.540031]  refcount_warn_saturate+0xf4/0x144
 4187 15:01:11.753463  # [  175.544493]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 4188 15:01:11.792616  # [  175.549999]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4189 15:01:11.793229  # [  175.555588]  lkdtm_do_action+0x24/0x40
 4190 15:01:11.793600  # [  175.559350]  direct_entry+0xd0/0x140
 4191 15:01:11.793991  # [  175.562939]  full_proxy_write+0x68/0xbc
 4192 15:01:11.794323  # [  175.566789]  vfs_write+0xec/0x20c
 4193 15:01:11.794649  # [  175.570116]  ksys_write+0x70/0x100
 4194 15:01:11.795750  # [  175.573531]  __arm64_sys_write+0x24/0x30
 4195 15:01:11.796194  # [  175.577470]  el0_svc_common.constprop.0+0x84/0x1e0
 4196 15:01:11.796545  # [  175.582278]  do_el0_svc+0x2c/0x94
 4197 15:01:11.796909  # [  175.585608]  el0_svc+0x20/0x30
 4198 15:01:11.797376  # [  175.588673]  el0_sync_handler+0xb0/0xb4
 4199 15:01:11.835703  # [  175.592523]  el0_sync+0x180/0x1c0
 4200 15:01:11.836304  # [  175.595848] irq event stamp: 0
 4201 15:01:11.836712  # [  175.598917] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4202 15:01:11.837832  # [  175.605208] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4203 15:01:11.838211  # [  175.613412] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4204 15:01:11.838547  # [  175.621612] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4205 15:01:11.839667  # [  175.627895] ---[ end trace ce6c5c8a996b3424 ]---
 4206 15:01:11.867382  # [  175.632814] lkdtm: Negative detected: saturated
 4207 15:01:11.867961  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4208 15:01:11.868332  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4209 15:01:11.870769  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4210 15:01:11.997307  [  176.111960] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4211 15:01:11.997923  [  176.118887] lkdtm: attempting bad refcount_sub_and_test() below zero
 4212 15:01:11.999105  [  176.125319] ------------[ cut here ]------------
 4213 15:01:11.999501  [  176.130004] refcount_t: underflow; use-after-free.
 4214 15:01:11.999843  [  176.135001] WARNING: CPU: 4 PID: 2471 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4215 15:01:12.001120  [  176.143464] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4216 15:01:12.040574  [  176.152966] CPU: 4 PID: 2471 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4217 15:01:12.041193  [  176.160729] Hardware name: ARM Juno development board (r0) (DT)
 4218 15:01:12.041568  [  176.166668] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4219 15:01:12.041906  [  176.172694] pc : refcount_warn_saturate+0xf4/0x144
 4220 15:01:12.043003  [  176.177500] lr : refcount_warn_saturate+0xf4/0x144
 4221 15:01:12.043367  [  176.182304] sp : ffff80001651bcd0
 4222 15:01:12.043697  [  176.185628] x29: ffff80001651bcd0 x28: ffff000802a4c980 
 4223 15:01:12.044233  [  176.190969] x27: 0000000000000000 x26: 0000000000000000 
 4224 15:01:12.083855  [  176.196310] x25: ffff8000114f1970 x24: ffff80001651be20 
 4225 15:01:12.084416  [  176.201650] x23: 000000000000001f x22: ffff000803c55000 
 4226 15:01:12.085618  [  176.206991] x21: ffff800011a03ee8 x20: ffff8000114f1c90 
 4227 15:01:12.086020  [  176.212332] x19: 0000000000000032 x18: 0000000000000000 
 4228 15:01:12.086364  [  176.217672] x17: 0000000000000000 x16: 0000000000000000 
 4229 15:01:12.086691  [  176.223012] x15: 0000000000000030 x14: ffffffffffffffff 
 4230 15:01:12.087009  [  176.228352] x13: ffff80009651b977 x12: ffff80001651b97f 
 4231 15:01:12.087406  [  176.233693] x11: 0000000000000030 x10: 0000000000001440 
 4232 15:01:12.127349  [  176.239033] x9 : ffff80001012dd74 x8 : ffff000802a4de20 
 4233 15:01:12.127878  [  176.244373] x7 : 0000000000000000 x6 : ffff800012551000 
 4234 15:01:12.129069  [  176.249714] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4235 15:01:12.129466  [  176.255054] x3 : 0000000000000000 x2 : 0000000000000000 
 4236 15:01:12.129809  [  176.260394] x1 : 0000000000000000 x0 : ffff000802a4c980 
 4237 15:01:12.130137  [  176.265734] Call trace:
 4238 15:01:12.130456  [  176.268192]  refcount_warn_saturate+0xf4/0x144
 4239 15:01:12.130814  [  176.272655]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 4240 15:01:12.131252  [  176.278160]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4241 15:01:12.170832  [  176.283749]  lkdtm_do_action+0x24/0x40
 4242 15:01:12.171373  [  176.287511]  direct_entry+0xd0/0x140
 4243 15:01:12.171745  [  176.291100]  full_proxy_write+0x68/0xbc
 4244 15:01:12.172088  [  176.294950]  vfs_write+0xec/0x20c
 4245 15:01:12.172412  [  176.298277]  ksys_write+0x70/0x100
 4246 15:01:12.173564  [  176.301691]  __arm64_sys_write+0x24/0x30
 4247 15:01:12.173942  [  176.305631]  el0_svc_common.constprop.0+0x84/0x1e0
 4248 15:01:12.174385  [  176.310439]  do_el0_svc+0x2c/0x94
 4249 15:01:12.174714  [  176.313768]  el0_svc+0x20/0x30
 4250 15:01:12.175026  [  176.316834]  el0_sync_handler+0xb0/0xb4
 4251 15:01:12.175337  [  176.320683]  el0_sync+0x180/0x1c0
 4252 15:01:12.175724  [  176.324008] irq event stamp: 0
 4253 15:01:12.219170  [  176.327077] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4254 15:01:12.219716  [  176.333368] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4255 15:01:12.220105  [  176.341571] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4256 15:01:12.221302  [  176.349772] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4257 15:01:12.221720  [  176.356055] ---[ end trace ce6c5c8a996b3425 ]---
 4258 15:01:12.222968  [  176.360906] lkdtm: Negative detected: saturated
 4259 15:01:12.380144  # [  176.111960] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4260 15:01:12.380814  # [  176.118887] lkdtm: attempting bad refcount_sub_and_test() below zero
 4261 15:01:12.381977  # [  176.125319] ------------[ cut here ]------------
 4262 15:01:12.382352  # [  176.130004] refcount_t: underflow; use-after-free.
 4263 15:01:12.382689  # [  176.135001] WARNING: CPU: 4 PID: 2471 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4264 15:01:12.383837  # [  176.143464] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4265 15:01:12.423094  # [  176.152966] CPU: 4 PID: 2471 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4266 15:01:12.423627  # [  176.160729] Hardware name: ARM Juno development board (r0) (DT)
 4267 15:01:12.424045  # [  176.166668] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4268 15:01:12.425340  # [  176.172694] pc : refcount_warn_saturate+0xf4/0x144
 4269 15:01:12.425743  # [  176.177500] lr : refcount_warn_saturate+0xf4/0x144
 4270 15:01:12.426078  # [  176.182304] sp : ffff80001651bcd0
 4271 15:01:12.426455  # [  176.185628] x29: ffff80001651bcd0 x28: ffff000802a4c980 
 4272 15:01:12.426929  # [  176.190969] x27: 0000000000000000 x26: 0000000000000000 
 4273 15:01:12.466262  # [  176.196310] x25: ffff8000114f1970 x24: ffff80001651be20 
 4274 15:01:12.466832  # [  176.201650] x23: 000000000000001f x22: ffff000803c55000 
 4275 15:01:12.467245  # [  176.206991] x21: ffff800011a03ee8 x20: ffff8000114f1c90 
 4276 15:01:12.467629  # [  176.212332] x19: 0000000000000032 x18: 0000000000000000 
 4277 15:01:12.468843  # [  176.217672] x17: 0000000000000000 x16: 0000000000000000 
 4278 15:01:12.469311  # [  176.223012] x15: 0000000000000030 x14: ffffffffffffffff 
 4279 15:01:12.469719  # [  176.228352] x13: ffff80009651b977 x12: ffff80001651b97f 
 4280 15:01:12.509497  # [  176.233693] x11: 0000000000000030 x10: 0000000000001440 
 4281 15:01:12.510062  # [  176.239033] x9 : ffff80001012dd74 x8 : ffff000802a4de20 
 4282 15:01:12.510428  # [  176.244373] x7 : 0000000000000000 x6 : ffff800012551000 
 4283 15:01:12.510764  # [  176.249714] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4284 15:01:12.511134  # [  176.255054] x3 : 0000000000000000 x2 : 0000000000000000 
 4285 15:01:12.511449  # [  176.260394] x1 : 0000000000000000 x0 : ffff000802a4c980 
 4286 15:01:12.512571  # [  176.265734] Call trace:
 4287 15:01:12.513051  # [  176.268192]  refcount_warn_saturate+0xf4/0x144
 4288 15:01:12.513451  # [  176.272655]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 4289 15:01:12.552567  # [  176.278160]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4290 15:01:12.553124  # [  176.283749]  lkdtm_do_action+0x24/0x40
 4291 15:01:12.553491  # [  176.287511]  direct_entry+0xd0/0x140
 4292 15:01:12.553824  # [  176.291100]  full_proxy_write+0x68/0xbc
 4293 15:01:12.554141  # [  176.294950]  vfs_write+0xec/0x20c
 4294 15:01:12.554452  # [  176.298277]  ksys_write+0x70/0x100
 4295 15:01:12.555573  # [  176.301691]  __arm64_sys_write+0x24/0x30
 4296 15:01:12.555991  # [  176.305631]  el0_svc_common.constprop.0+0x84/0x1e0
 4297 15:01:12.556317  # [  176.310439]  do_el0_svc+0x2c/0x94
 4298 15:01:12.556694  # [  176.313768]  el0_svc+0x20/0x30
 4299 15:01:12.557120  # [  176.316834]  el0_sync_handler+0xb0/0xb4
 4300 15:01:12.595798  # [  176.320683]  el0_sync+0x180/0x1c0
 4301 15:01:12.596356  # [  176.324008] irq event stamp: 0
 4302 15:01:12.596874  # [  176.327077] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4303 15:01:12.597325  # [  176.333368] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4304 15:01:12.598615  # [  176.341571] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4305 15:01:12.599128  # [  176.349772] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4306 15:01:12.599775  # [  176.356055] ---[ end trace ce6c5c8a996b3425 ]---
 4307 15:01:12.626935  # [  176.360906] lkdtm: Negative detected: saturated
 4308 15:01:12.627525  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4309 15:01:12.630210  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4310 15:01:12.630696  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4311 15:01:12.744701  [  176.859054] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4312 15:01:12.745315  [  176.864894] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4313 15:01:12.745802  [  176.871391] lkdtm: Good: zero detected
 4314 15:01:12.746240  [  176.875232] lkdtm: Correctly stayed at zero
 4315 15:01:12.746668  [  176.879668] lkdtm: attempting bad refcount_inc() from zero
 4316 15:01:12.747903  [  176.885307] ------------[ cut here ]------------
 4317 15:01:12.748346  [  176.889986] refcount_t: addition on 0; use-after-free.
 4318 15:01:12.788017  [  176.895206] WARNING: CPU: 1 PID: 2503 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4319 15:01:12.788580  [  176.903661] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4320 15:01:12.789094  [  176.913135] CPU: 1 PID: 2503 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4321 15:01:12.789539  [  176.920893] Hardware name: ARM Juno development board (r0) (DT)
 4322 15:01:12.790786  [  176.926827] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4323 15:01:12.791190  [  176.932846] pc : refcount_warn_saturate+0xa0/0x144
 4324 15:01:12.791729  [  176.937647] lr : refcount_warn_saturate+0xa0/0x144
 4325 15:01:12.792125  [  176.942445] sp : ffff800016593cd0
 4326 15:01:12.831435  [  176.945765] x29: ffff800016593cd0 x28: ffff000804266200 
 4327 15:01:12.831962  [  176.951098] x27: 0000000000000000 x26: 0000000000000000 
 4328 15:01:12.832437  [  176.956430] x25: ffff8000114f1970 x24: ffff800016593e20 
 4329 15:01:12.832920  [  176.961761] x23: 0000000000000012 x22: ffff0008064b4000 
 4330 15:01:12.833353  [  176.967093] x21: ffff800011a03f08 x20: ffff8000114f1ca0 
 4331 15:01:12.834588  [  176.972423] x19: 0000000000000033 x18: 0000000000000000 
 4332 15:01:12.835053  [  176.977754] x17: 0000000000000000 x16: 0000000000000000 
 4333 15:01:12.835598  [  176.983085] x15: 0000000000000030 x14: ffffffffffffffff 
 4334 15:01:12.874649  [  176.988415] x13: ffff800096593977 x12: ffff80001659397f 
 4335 15:01:12.875257  [  176.993747] x11: 0000000000000e06 x10: ffff8000125d82d0 
 4336 15:01:12.875739  [  176.999078] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4337 15:01:12.876182  [  177.004409] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4338 15:01:12.877472  [  177.009740] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 4339 15:01:12.877926  [  177.015070] x3 : 0000000000000000 x2 : 0000000000000000 
 4340 15:01:12.878358  [  177.020401] x1 : 0000000000000000 x0 : ffff000804266200 
 4341 15:01:12.878697  [  177.025733] Call trace:
 4342 15:01:12.879097  [  177.028185]  refcount_warn_saturate+0xa0/0x144
 4343 15:01:12.918100  [  177.032641]  __refcount_add.constprop.0+0x54/0x80
 4344 15:01:12.918644  [  177.037357]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4345 15:01:12.919015  [  177.041809]  lkdtm_do_action+0x24/0x40
 4346 15:01:12.919352  [  177.045565]  direct_entry+0xd0/0x140
 4347 15:01:12.920461  [  177.049148]  full_proxy_write+0x68/0xbc
 4348 15:01:12.920876  [  177.052994]  vfs_write+0xec/0x20c
 4349 15:01:12.921209  [  177.056315]  ksys_write+0x70/0x100
 4350 15:01:12.921648  [  177.059723]  __arm64_sys_write+0x24/0x30
 4351 15:01:12.921971  [  177.063656]  el0_svc_common.constprop.0+0x84/0x1e0
 4352 15:01:12.922288  [  177.068458]  do_el0_svc+0x2c/0x94
 4353 15:01:12.922672  [  177.071781]  el0_svc+0x20/0x30
 4354 15:01:12.961529  [  177.074840]  el0_sync_handler+0xb0/0xb4
 4355 15:01:12.962077  [  177.078683]  el0_sync+0x180/0x1c0
 4356 15:01:12.962488  [  177.082003] irq event stamp: 0
 4357 15:01:12.962841  [  177.085065] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4358 15:01:12.963964  [  177.091349] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4359 15:01:12.964333  [  177.099546] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4360 15:01:12.964709  [  177.107740] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4361 15:01:12.965206  [  177.114018] ---[ end trace ce6c5c8a996b3426 ]---
 4362 15:01:12.979953  [  177.118752] lkdtm: Zero detected: saturated
 4363 15:01:13.100260  # [  176.859054] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4364 15:01:13.100857  # [  176.864894] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4365 15:01:13.101236  # [  176.871391] lkdtm: Good: zero detected
 4366 15:01:13.101579  # [  176.875232] lkdtm: Correctly stayed at zero
 4367 15:01:13.102727  # [  176.879668] lkdtm: attempting bad refcount_inc() from zero
 4368 15:01:13.103097  # [  176.885307] ------------[ cut here ]------------
 4369 15:01:13.103426  # [  176.889986] refcount_t: addition on 0; use-after-free.
 4370 15:01:13.143361  # [  176.895206] WARNING: CPU: 1 PID: 2503 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4371 15:01:13.143921  # [  176.903661] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4372 15:01:13.144300  # [  176.913135] CPU: 1 PID: 2503 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4373 15:01:13.145513  # [  176.920893] Hardware name: ARM Juno development board (r0) (DT)
 4374 15:01:13.145912  # [  176.926827] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4375 15:01:13.146253  # [  176.932846] pc : refcount_warn_saturate+0xa0/0x144
 4376 15:01:13.147408  # [  176.937647] lr : refcount_warn_saturate+0xa0/0x144
 4377 15:01:13.186526  # [  176.942445] sp : ffff800016593cd0
 4378 15:01:13.187079  # [  176.945765] x29: ffff800016593cd0 x28: ffff000804266200 
 4379 15:01:13.188748  # [  176.951098] x27: 0000000000000000 x26: 0000000000000000 
 4380 15:01:13.189187  # [  176.956430] x25: ffff8000114f1970 x24: ffff800016593e20 
 4381 15:01:13.189542  # [  176.961761] x23: 0000000000000012 x22: ffff0008064b4000 
 4382 15:01:13.190035  # [  176.967093] x21: ffff800011a03f08 x20: ffff8000114f1ca0 
 4383 15:01:13.190378  # [  176.972423] x19: 0000000000000033 x18: 0000000000000000 
 4384 15:01:13.190779  # [  176.977754] x17: 0000000000000000 x16: 0000000000000000 
 4385 15:01:13.229685  # [  176.983085] x15: 0000000000000030 x14: ffffffffffffffff 
 4386 15:01:13.230246  # [  176.988415] x13: ffff800096593977 x12: ffff80001659397f 
 4387 15:01:13.231651  # [  176.993747] x11: 0000000000000e06 x10: ffff8000125d82d0 
 4388 15:01:13.232114  # [  176.999078] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4389 15:01:13.232460  # [  177.004409] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4390 15:01:13.232854  # [  177.009740] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 4391 15:01:13.233197  # [  177.015070] x3 : 0000000000000000 x2 : 0000000000000000 
 4392 15:01:13.233601  # [  177.020401] x1 : 0000000000000000 x0 : ffff000804266200 
 4393 15:01:13.272848  # [  177.025733] Call trace:
 4394 15:01:13.273402  # [  177.028185]  refcount_warn_saturate+0xa0/0x144
 4395 15:01:13.273769  # [  177.032641]  __refcount_add.constprop.0+0x54/0x80
 4396 15:01:13.274924  # [  177.037357]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4397 15:01:13.275296  # [  177.041809]  lkdtm_do_action+0x24/0x40
 4398 15:01:13.275821  # [  177.045565]  direct_entry+0xd0/0x140
 4399 15:01:13.276169  # [  177.049148]  full_proxy_write+0x68/0xbc
 4400 15:01:13.276677  # [  177.052994]  vfs_write+0xec/0x20c
 4401 15:01:13.277065  # [  177.056315]  ksys_write+0x70/0x100
 4402 15:01:13.277390  # [  177.059723]  __arm64_sys_write+0x24/0x30
 4403 15:01:13.277792  # [  177.063656]  el0_svc_common.constprop.0+0x84/0x1e0
 4404 15:01:13.316070  # [  177.068458]  do_el0_svc+0x2c/0x94
 4405 15:01:13.316623  # [  177.071781]  el0_svc+0x20/0x30
 4406 15:01:13.317051  # [  177.074840]  el0_sync_handler+0xb0/0xb4
 4407 15:01:13.317395  # [  177.078683]  el0_sync+0x180/0x1c0
 4408 15:01:13.317724  # [  177.082003] irq event stamp: 0
 4409 15:01:13.318883  # [  177.085065] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4410 15:01:13.319278  # [  177.091349] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4411 15:01:13.319821  # [  177.099546] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4412 15:01:13.352576  # [  177.107740] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4413 15:01:13.353127  # [  177.114018] ---[ end trace ce6c5c8a996b3426 ]---
 4414 15:01:13.353499  # [  177.118752] lkdtm: Zero detected: saturated
 4415 15:01:13.353843  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 4416 15:01:13.354168  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4417 15:01:13.355970  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4418 15:01:13.463795  [  177.578092] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4419 15:01:13.464379  [  177.583826] lkdtm: attempting safe refcount_add_not_zero() from zero
 4420 15:01:13.464798  [  177.590420] lkdtm: Good: zero detected
 4421 15:01:13.465149  [  177.594262] lkdtm: Correctly stayed at zero
 4422 15:01:13.466313  [  177.598693] lkdtm: attempting bad refcount_add() from zero
 4423 15:01:13.466695  [  177.604248] ------------[ cut here ]------------
 4424 15:01:13.467065  [  177.608932] refcount_t: addition on 0; use-after-free.
 4425 15:01:13.507120  [  177.614261] WARNING: CPU: 1 PID: 2535 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4426 15:01:13.507656  [  177.622720] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4427 15:01:13.508889  [  177.632195] CPU: 1 PID: 2535 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4428 15:01:13.509296  [  177.639954] Hardware name: ARM Juno development board (r0) (DT)
 4429 15:01:13.509642  [  177.645887] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4430 15:01:13.509968  [  177.651907] pc : refcount_warn_saturate+0xa0/0x144
 4431 15:01:13.511166  [  177.656707] lr : refcount_warn_saturate+0xa0/0x144
 4432 15:01:13.511562  [  177.661506] sp : ffff80001662bcd0
 4433 15:01:13.550514  [  177.664825] x29: ffff80001662bcd0 x28: ffff00080721c980 
 4434 15:01:13.551030  [  177.670158] x27: 0000000000000000 x26: 0000000000000000 
 4435 15:01:13.551399  [  177.675490] x25: ffff8000114f1970 x24: ffff80001662be20 
 4436 15:01:13.551738  [  177.680821] x23: 0000000000000012 x22: ffff000805746000 
 4437 15:01:13.552922  [  177.686153] x21: ffff800011a03f20 x20: ffff8000114f1cb0 
 4438 15:01:13.553313  [  177.691484] x19: 0000000000000034 x18: 0000000000000000 
 4439 15:01:13.553674  [  177.696815] x17: 0000000000000000 x16: 0000000000000000 
 4440 15:01:13.554184  [  177.702146] x15: 0000000000000000 x14: ffff00080028e200 
 4441 15:01:13.593824  [  177.707477] x13: 0000000000000aa9 x12: 071c71c71c71c71c 
 4442 15:01:13.594356  [  177.712808] x11: 0000000000000aa9 x10: 0000000000001440 
 4443 15:01:13.594727  [  177.718140] x9 : ffff80001012dd74 x8 : ffff00097efd97c0 
 4444 15:01:13.595895  [  177.723471] x7 : ffff00080721c980 x6 : ffff800012551000 
 4445 15:01:13.596275  [  177.728801] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 4446 15:01:13.596607  [  177.734132] x3 : 0000000000000000 x2 : 0000000000000000 
 4447 15:01:13.596976  [  177.739463] x1 : 0000000000000000 x0 : ffff00080721c980 
 4448 15:01:13.597366  [  177.744795] Call trace:
 4449 15:01:13.597784  [  177.747247]  refcount_warn_saturate+0xa0/0x144
 4450 15:01:13.637099  [  177.751703]  __refcount_add.constprop.0+0x54/0x80
 4451 15:01:13.637627  [  177.756419]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4452 15:01:13.638001  [  177.760872]  lkdtm_do_action+0x24/0x40
 4453 15:01:13.638345  [  177.764627]  direct_entry+0xd0/0x140
 4454 15:01:13.638673  [  177.768211]  full_proxy_write+0x68/0xbc
 4455 15:01:13.639828  [  177.772055]  vfs_write+0xec/0x20c
 4456 15:01:13.640205  [  177.775376]  ksys_write+0x70/0x100
 4457 15:01:13.640617  [  177.778785]  __arm64_sys_write+0x24/0x30
 4458 15:01:13.640987  [  177.782718]  el0_svc_common.constprop.0+0x84/0x1e0
 4459 15:01:13.641305  [  177.787519]  do_el0_svc+0x2c/0x94
 4460 15:01:13.641693  [  177.790842]  el0_svc+0x20/0x30
 4461 15:01:13.680524  [  177.793902]  el0_sync_handler+0xb0/0xb4
 4462 15:01:13.681082  [  177.797746]  el0_sync+0x180/0x1c0
 4463 15:01:13.681454  [  177.801066] irq event stamp: 0
 4464 15:01:13.681790  [  177.804128] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4465 15:01:13.682119  [  177.810412] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4466 15:01:13.683279  [  177.818609] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4467 15:01:13.683661  [  177.826802] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4468 15:01:13.684146  [  177.833081] ---[ end trace ce6c5c8a996b3427 ]---
 4469 15:01:13.699453  [  177.837841] lkdtm: Zero detected: saturated
 4470 15:01:13.823136  # [  177.578092] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4471 15:01:13.823703  # [  177.583826] lkdtm: attempting safe refcount_add_not_zero() from zero
 4472 15:01:13.824071  # [  177.590420] lkdtm: Good: zero detected
 4473 15:01:13.825271  # [  177.594262] lkdtm: Correctly stayed at zero
 4474 15:01:13.825661  # [  177.598693] lkdtm: attempting bad refcount_add() from zero
 4475 15:01:13.825996  # [  177.604248] ------------[ cut here ]------------
 4476 15:01:13.826312  # [  177.608932] refcount_t: addition on 0; use-after-free.
 4477 15:01:13.866205  # [  177.614261] WARNING: CPU: 1 PID: 2535 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4478 15:01:13.867679  # [  177.622720] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4479 15:01:13.868101  # [  177.632195] CPU: 1 PID: 2535 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4480 15:01:13.868453  # [  177.639954] Hardware name: ARM Juno development board (r0) (DT)
 4481 15:01:13.868837  # [  177.645887] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4482 15:01:13.869169  # [  177.651907] pc : refcount_warn_saturate+0xa0/0x144
 4483 15:01:13.869732  # [  177.656707] lr : refcount_warn_saturate+0xa0/0x144
 4484 15:01:13.909423  # [  177.661506] sp : ffff80001662bcd0
 4485 15:01:13.910158  # [  177.664825] x29: ffff80001662bcd0 x28: ffff00080721c980 
 4486 15:01:13.910593  # [  177.670158] x27: 0000000000000000 x26: 0000000000000000 
 4487 15:01:13.911105  # [  177.675490] x25: ffff8000114f1970 x24: ffff80001662be20 
 4488 15:01:13.912401  # [  177.680821] x23: 0000000000000012 x22: ffff000805746000 
 4489 15:01:13.912944  # [  177.686153] x21: ffff800011a03f20 x20: ffff8000114f1cb0 
 4490 15:01:13.913297  # [  177.691484] x19: 0000000000000034 x18: 0000000000000000 
 4491 15:01:13.913701  # [  177.696815] x17: 0000000000000000 x16: 0000000000000000 
 4492 15:01:13.952560  # [  177.702146] x15: 0000000000000000 x14: ffff00080028e200 
 4493 15:01:13.953147  # [  177.707477] x13: 0000000000000aa9 x12: 071c71c71c71c71c 
 4494 15:01:13.953524  # [  177.712808] x11: 0000000000000aa9 x10: 0000000000001440 
 4495 15:01:13.953864  # [  177.718140] x9 : ffff80001012dd74 x8 : ffff00097efd97c0 
 4496 15:01:13.955321  # [  177.723471] x7 : ffff00080721c980 x6 : ffff800012551000 
 4497 15:01:13.955730  # [  177.728801] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 4498 15:01:13.956152  # [  177.734132] x3 : 0000000000000000 x2 : 0000000000000000 
 4499 15:01:13.956553  # [  177.739463] x1 : 0000000000000000 x0 : ffff00080721c980 
 4500 15:01:13.995627  # [  177.744795] Call trace:
 4501 15:01:13.996210  # [  177.747247]  refcount_warn_saturate+0xa0/0x144
 4502 15:01:13.996744  # [  177.751703]  __refcount_add.constprop.0+0x54/0x80
 4503 15:01:13.998030  # [  177.756419]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4504 15:01:13.998478  # [  177.760872]  lkdtm_do_action+0x24/0x40
 4505 15:01:13.998920  # [  177.764627]  direct_entry+0xd0/0x140
 4506 15:01:13.999339  # [  177.768211]  full_proxy_write+0x68/0xbc
 4507 15:01:13.999752  # [  177.772055]  vfs_write+0xec/0x20c
 4508 15:01:14.000163  # [  177.775376]  ksys_write+0x70/0x100
 4509 15:01:14.000565  # [  177.778785]  __arm64_sys_write+0x24/0x30
 4510 15:01:14.001122  # [  177.782718]  el0_svc_common.constprop.0+0x84/0x1e0
 4511 15:01:14.038886  # [  177.787519]  do_el0_svc+0x2c/0x94
 4512 15:01:14.039444  # [  177.790842]  el0_svc+0x20/0x30
 4513 15:01:14.039919  # [  177.793902]  el0_sync_handler+0xb0/0xb4
 4514 15:01:14.041266  # [  177.797746]  el0_sync+0x180/0x1c0
 4515 15:01:14.041690  # [  177.801066] irq event stamp: 0
 4516 15:01:14.042041  # [  177.804128] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4517 15:01:14.042443  # [  177.810412] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4518 15:01:14.042863  # [  177.818609] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4519 15:01:14.076209  # [  177.826802] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4520 15:01:14.076773  # [  177.833081] ---[ end trace ce6c5c8a996b3427 ]---
 4521 15:01:14.077153  # [  177.837841] lkdtm: Zero detected: saturated
 4522 15:01:14.077491  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 4523 15:01:14.077817  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4524 15:01:14.079528  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4525 15:01:14.215951  [  178.325659] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4526 15:01:14.216529  [  178.331828] lkdtm: attempting bad refcount_inc() from saturated
 4527 15:01:14.217913  [  178.337893] ------------[ cut here ]------------
 4528 15:01:14.218341  [  178.342613] refcount_t: saturated; leaking memory.
 4529 15:01:14.218781  [  178.347568] WARNING: CPU: 3 PID: 2570 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4530 15:01:14.219207  [  178.356030] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4531 15:01:14.219748  [  178.365535] CPU: 3 PID: 2570 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4532 15:01:14.259377  [  178.373297] Hardware name: ARM Juno development board (r0) (DT)
 4533 15:01:14.259912  [  178.379237] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4534 15:01:14.261248  [  178.385263] pc : refcount_warn_saturate+0x74/0x144
 4535 15:01:14.261670  [  178.390069] lr : refcount_warn_saturate+0x74/0x144
 4536 15:01:14.262112  [  178.394872] sp : ffff8000166c3cd0
 4537 15:01:14.262531  [  178.398197] x29: ffff8000166c3cd0 x28: ffff0008008f6200 
 4538 15:01:14.262962  [  178.403538] x27: 0000000000000000 x26: 0000000000000000 
 4539 15:01:14.263474  [  178.408878] x25: ffff8000114f1970 x24: ffff8000166c3e20 
 4540 15:01:14.302839  [  178.414219] x23: 0000000000000017 x22: ffff000803c65000 
 4541 15:01:14.303381  [  178.419560] x21: ffff800011a03f38 x20: ffff8000114f1cc0 
 4542 15:01:14.303855  [  178.424900] x19: 0000000000000035 x18: 0000000000000000 
 4543 15:01:14.305180  [  178.430241] x17: 0000000000000000 x16: 0000000000000000 
 4544 15:01:14.305595  [  178.435581] x15: 0000000000000030 x14: ffffffffffffffff 
 4545 15:01:14.306035  [  178.440921] x13: ffff8000966c3977 x12: ffff8000166c397f 
 4546 15:01:14.306469  [  178.446262] x11: 0000000000000030 x10: ffff8000125d82d0 
 4547 15:01:14.306885  [  178.451602] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4548 15:01:14.346231  [  178.456942] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4549 15:01:14.346763  [  178.462282] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 4550 15:01:14.347232  [  178.467622] x3 : 0000000000000000 x2 : 0000000000000000 
 4551 15:01:14.348512  [  178.472962] x1 : 0000000000000000 x0 : ffff0008008f6200 
 4552 15:01:14.348995  [  178.478303] Call trace:
 4553 15:01:14.349436  [  178.480761]  refcount_warn_saturate+0x74/0x144
 4554 15:01:14.349885  [  178.485222]  __refcount_add.constprop.0+0x6c/0x80
 4555 15:01:14.350303  [  178.489944]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4556 15:01:14.350731  [  178.494837]  lkdtm_do_action+0x24/0x40
 4557 15:01:14.351251  [  178.498599]  direct_entry+0xd0/0x140
 4558 15:01:14.389609  [  178.502188]  full_proxy_write+0x68/0xbc
 4559 15:01:14.390148  [  178.506039]  vfs_write+0xec/0x20c
 4560 15:01:14.390617  [  178.509366]  ksys_write+0x70/0x100
 4561 15:01:14.391892  [  178.512780]  __arm64_sys_write+0x24/0x30
 4562 15:01:14.392298  [  178.516719]  el0_svc_common.constprop.0+0x84/0x1e0
 4563 15:01:14.392769  [  178.521527]  do_el0_svc+0x2c/0x94
 4564 15:01:14.393208  [  178.524858]  el0_svc+0x20/0x30
 4565 15:01:14.393625  [  178.527924]  el0_sync_handler+0xb0/0xb4
 4566 15:01:14.394031  [  178.531773]  el0_sync+0x180/0x1c0
 4567 15:01:14.394435  [  178.535098] irq event stamp: 0
 4568 15:01:14.394936  [  178.538167] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4569 15:01:14.432094  [  178.544458] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4570 15:01:14.434259  [  178.552661] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4571 15:01:14.434935  [  178.560861] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4572 15:01:14.435515  [  178.567144] ---[ end trace ce6c5c8a996b3428 ]---
 4573 15:01:14.436307  [  178.572025] lkdtm: Saturation detected: still saturated
 4574 15:01:14.555175  # [  178.325659] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4575 15:01:14.555678  # [  178.331828] lkdtm: attempting bad refcount_inc() from saturated
 4576 15:01:14.556008  # [  178.337893] ------------[ cut here ]------------
 4577 15:01:14.556375  # [  178.342613] refcount_t: saturated; leaking memory.
 4578 15:01:14.557586  # [  178.347568] WARNING: CPU: 3 PID: 2570 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4579 15:01:14.558895  # [  178.356030] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4580 15:01:14.598332  # [  178.365535] CPU: 3 PID: 2570 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4581 15:01:14.598877  # [  178.373297] Hardware name: ARM Juno development board (r0) (DT)
 4582 15:01:14.600077  # [  178.379237] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4583 15:01:14.600465  # [  178.385263] pc : refcount_warn_saturate+0x74/0x144
 4584 15:01:14.600871  # [  178.390069] lr : refcount_warn_saturate+0x74/0x144
 4585 15:01:14.601208  # [  178.394872] sp : ffff8000166c3cd0
 4586 15:01:14.601576  # [  178.398197] x29: ffff8000166c3cd0 x28: ffff0008008f6200 
 4587 15:01:14.602055  # [  178.403538] x27: 0000000000000000 x26: 0000000000000000 
 4588 15:01:14.641521  # [  178.408878] x25: ffff8000114f1970 x24: ffff8000166c3e20 
 4589 15:01:14.642135  # [  178.414219] x23: 0000000000000017 x22: ffff000803c65000 
 4590 15:01:14.642629  # [  178.419560] x21: ffff800011a03f38 x20: ffff8000114f1cc0 
 4591 15:01:14.644066  # [  178.424900] x19: 0000000000000035 x18: 0000000000000000 
 4592 15:01:14.644493  # [  178.430241] x17: 0000000000000000 x16: 0000000000000000 
 4593 15:01:14.645045  # [  178.435581] x15: 0000000000000030 x14: ffffffffffffffff 
 4594 15:01:14.645439  # [  178.440921] x13: ffff8000966c3977 x12: ffff8000166c397f 
 4595 15:01:14.645929  # [  178.446262] x11: 0000000000000030 x10: ffff8000125d82d0 
 4596 15:01:14.684583  # [  178.451602] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4597 15:01:14.685204  # [  178.456942] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4598 15:01:14.685687  # [  178.462282] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 4599 15:01:14.686998  # [  178.467622] x3 : 0000000000000000 x2 : 0000000000000000 
 4600 15:01:14.687454  # [  178.472962] x1 : 0000000000000000 x0 : ffff0008008f6200 
 4601 15:01:14.687814  # [  178.478303] Call trace:
 4602 15:01:14.688221  # [  178.480761]  refcount_warn_saturate+0x74/0x144
 4603 15:01:14.688585  # [  178.485222]  __refcount_add.constprop.0+0x6c/0x80
 4604 15:01:14.727717  # [  178.489944]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4605 15:01:14.728282  # [  178.494837]  lkdtm_do_action+0x24/0x40
 4606 15:01:14.728795  # [  178.498599]  direct_entry+0xd0/0x140
 4607 15:01:14.730076  # [  178.502188]  full_proxy_write+0x68/0xbc
 4608 15:01:14.730476  # [  178.506039]  vfs_write+0xec/0x20c
 4609 15:01:14.730910  # [  178.509366]  ksys_write+0x70/0x100
 4610 15:01:14.731346  # [  178.512780]  __arm64_sys_write+0x24/0x30
 4611 15:01:14.731759  # [  178.516719]  el0_svc_common.constprop.0+0x84/0x1e0
 4612 15:01:14.732171  # [  178.521527]  do_el0_svc+0x2c/0x94
 4613 15:01:14.732578  # [  178.524858]  el0_svc+0x20/0x30
 4614 15:01:14.733054  # [  178.527924]  el0_sync_handler+0xb0/0xb4
 4615 15:01:14.733564  # [  178.531773]  el0_sync+0x180/0x1c0
 4616 15:01:14.770911  # [  178.535098] irq event stamp: 0
 4617 15:01:14.771576  # [  178.538167] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4618 15:01:14.772951  # [  178.544458] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4619 15:01:14.773370  # [  178.552661] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4620 15:01:14.773817  # [  178.560861] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4621 15:01:14.774353  # [  178.567144] ---[ end trace ce6c5c8a996b3428 ]---
 4622 15:01:14.775063  # [  178.572025] lkdtm: Saturation detected: still saturated
 4623 15:01:14.796778  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4624 15:01:14.797402  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4625 15:01:14.800011  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4626 15:01:14.942287  [  179.057083] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4627 15:01:14.942862  [  179.063265] lkdtm: attempting bad refcount_dec() from saturated
 4628 15:01:14.943341  [  179.069264] ------------[ cut here ]------------
 4629 15:01:14.943781  [  179.073950] refcount_t: decrement hit 0; leaking memory.
 4630 15:01:14.945094  [  179.079420] WARNING: CPU: 4 PID: 2605 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4631 15:01:14.946351  [  179.087969] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4632 15:01:14.985692  [  179.097473] CPU: 4 PID: 2605 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4633 15:01:14.986226  [  179.105235] Hardware name: ARM Juno development board (r0) (DT)
 4634 15:01:14.986595  [  179.111175] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4635 15:01:14.987764  [  179.117200] pc : refcount_warn_saturate+0x13c/0x144
 4636 15:01:14.988139  [  179.122094] lr : refcount_warn_saturate+0x13c/0x144
 4637 15:01:14.988471  [  179.126985] sp : ffff80001675bcc0
 4638 15:01:14.988848  [  179.130309] x29: ffff80001675bcc0 x28: ffff000805771880 
 4639 15:01:14.989330  [  179.135650] x27: 0000000000000000 x26: 0000000000000000 
 4640 15:01:15.029117  [  179.140991] x25: ffff8000114f1970 x24: ffff80001675be20 
 4641 15:01:15.029661  [  179.146332] x23: 0000000000000017 x22: ffff0008040e6000 
 4642 15:01:15.030033  [  179.151672] x21: ffff800011a03f50 x20: ffff8000114f1cd0 
 4643 15:01:15.030371  [  179.157013] x19: ffff80001675bd04 x18: 0000000000000001 
 4644 15:01:15.030693  [  179.162354] x17: 0000000000000000 x16: 0000000000000000 
 4645 15:01:15.031850  [  179.167694] x15: 0000000000000030 x14: ffffffffffffffff 
 4646 15:01:15.032209  [  179.173035] x13: ffff80009675b967 x12: ffff80001675b970 
 4647 15:01:15.032722  [  179.178375] x11: 0000000000000030 x10: ffff8000125d82d0 
 4648 15:01:15.072467  [  179.183715] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4649 15:01:15.073021  [  179.189056] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4650 15:01:15.073392  [  179.194396] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4651 15:01:15.073729  [  179.199737] x3 : 0000000000000000 x2 : 0000000000000000 
 4652 15:01:15.074949  [  179.205077] x1 : 0000000000000000 x0 : ffff000805771880 
 4653 15:01:15.075321  [  179.210417] Call trace:
 4654 15:01:15.075652  [  179.212875]  refcount_warn_saturate+0x13c/0x144
 4655 15:01:15.076057  [  179.217424]  __refcount_dec.constprop.0+0x4c/0x5c
 4656 15:01:15.076456  [  179.222144]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4657 15:01:15.076828  [  179.227039]  lkdtm_do_action+0x24/0x40
 4658 15:01:15.115933  [  179.230801]  direct_entry+0xd0/0x140
 4659 15:01:15.116461  [  179.234390]  full_proxy_write+0x68/0xbc
 4660 15:01:15.116869  [  179.238240]  vfs_write+0xec/0x20c
 4661 15:01:15.117209  [  179.241567]  ksys_write+0x70/0x100
 4662 15:01:15.118393  [  179.244981]  __arm64_sys_write+0x24/0x30
 4663 15:01:15.118766  [  179.248921]  el0_svc_common.constprop.0+0x84/0x1e0
 4664 15:01:15.119103  [  179.253729]  do_el0_svc+0x2c/0x94
 4665 15:01:15.119506  [  179.257058]  el0_svc+0x20/0x30
 4666 15:01:15.119844  [  179.260124]  el0_sync_handler+0xb0/0xb4
 4667 15:01:15.120157  [  179.263974]  el0_sync+0x180/0x1c0
 4668 15:01:15.120540  [  179.267298] irq event stamp: 0
 4669 15:01:15.163601  [  179.270368] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4670 15:01:15.164143  [  179.276659] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4671 15:01:15.165520  [  179.284862] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4672 15:01:15.166032  [  179.293062] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4673 15:01:15.166538  [  179.299346] ---[ end trace ce6c5c8a996b3429 ]---
 4674 15:01:15.167219  [  179.304164] lkdtm: Saturation detected: still saturated
 4675 15:01:15.288487  # [  179.057083] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4676 15:01:15.289103  # [  179.063265] lkdtm: attempting bad refcount_dec() from saturated
 4677 15:01:15.289589  # [  179.069264] ------------[ cut here ]------------
 4678 15:01:15.290031  # [  179.073950] refcount_t: decrement hit 0; leaking memory.
 4679 15:01:15.291315  # [  179.079420] WARNING: CPU: 4 PID: 2605 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4680 15:01:15.292598  # [  179.087969] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4681 15:01:15.331573  # [  179.097473] CPU: 4 PID: 2605 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4682 15:01:15.333046  # [  179.105235] Hardware name: ARM Juno development board (r0) (DT)
 4683 15:01:15.333472  # [  179.111175] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4684 15:01:15.333824  # [  179.117200] pc : refcount_warn_saturate+0x13c/0x144
 4685 15:01:15.334158  # [  179.122094] lr : refcount_warn_saturate+0x13c/0x144
 4686 15:01:15.334481  # [  179.126985] sp : ffff80001675bcc0
 4687 15:01:15.334791  # [  179.130309] x29: ffff80001675bcc0 x28: ffff000805771880 
 4688 15:01:15.335292  # [  179.135650] x27: 0000000000000000 x26: 0000000000000000 
 4689 15:01:15.374708  # [  179.140991] x25: ffff8000114f1970 x24: ffff80001675be20 
 4690 15:01:15.375318  # [  179.146332] x23: 0000000000000017 x22: ffff0008040e6000 
 4691 15:01:15.375814  # [  179.151672] x21: ffff800011a03f50 x20: ffff8000114f1cd0 
 4692 15:01:15.377285  # [  179.157013] x19: ffff80001675bd04 x18: 0000000000000001 
 4693 15:01:15.377751  # [  179.162354] x17: 0000000000000000 x16: 0000000000000000 
 4694 15:01:15.378236  # [  179.167694] x15: 0000000000000030 x14: ffffffffffffffff 
 4695 15:01:15.378666  # [  179.173035] x13: ffff80009675b967 x12: ffff80001675b970 
 4696 15:01:15.379228  # [  179.178375] x11: 0000000000000030 x10: ffff8000125d82d0 
 4697 15:01:15.417918  # [  179.183715] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4698 15:01:15.418478  # [  179.189056] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4699 15:01:15.418995  # [  179.194396] x5 : ffff800012551c88 x4 : ffff00097ef90c50 
 4700 15:01:15.420322  # [  179.199737] x3 : 0000000000000000 x2 : 0000000000000000 
 4701 15:01:15.420821  # [  179.205077] x1 : 0000000000000000 x0 : ffff000805771880 
 4702 15:01:15.421291  # [  179.210417] Call trace:
 4703 15:01:15.421725  # [  179.212875]  refcount_warn_saturate+0x13c/0x144
 4704 15:01:15.422295  # [  179.217424]  __refcount_dec.constprop.0+0x4c/0x5c
 4705 15:01:15.461109  # [  179.222144]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4706 15:01:15.461693  # [  179.227039]  lkdtm_do_action+0x24/0x40
 4707 15:01:15.462067  # [  179.230801]  direct_entry+0xd0/0x140
 4708 15:01:15.462405  # [  179.234390]  full_proxy_write+0x68/0xbc
 4709 15:01:15.462730  # [  179.238240]  vfs_write+0xec/0x20c
 4710 15:01:15.463894  # [  179.241567]  ksys_write+0x70/0x100
 4711 15:01:15.464251  # [  179.244981]  __arm64_sys_write+0x24/0x30
 4712 15:01:15.464736  # [  179.248921]  el0_svc_common.constprop.0+0x84/0x1e0
 4713 15:01:15.465077  # [  179.253729]  do_el0_svc+0x2c/0x94
 4714 15:01:15.465391  # [  179.257058]  el0_svc+0x20/0x30
 4715 15:01:15.465778  # [  179.260124]  el0_sync_handler+0xb0/0xb4
 4716 15:01:15.504265  # [  179.263974]  el0_sync+0x180/0x1c0
 4717 15:01:15.504845  # [  179.267298] irq event stamp: 0
 4718 15:01:15.505221  # [  179.270368] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4719 15:01:15.505563  # [  179.276659] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4720 15:01:15.506084  # [  179.284862] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4721 15:01:15.507342  # [  179.293062] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4722 15:01:15.507842  # [  179.299346] ---[ end trace ce6c5c8a996b3429 ]---
 4723 15:01:15.530432  # [  179.304164] lkdtm: Saturation detected: still saturated
 4724 15:01:15.531010  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4725 15:01:15.531426  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4726 15:01:15.533668  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4727 15:01:15.680298  [  179.794960] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4728 15:01:15.680893  [  179.801154] lkdtm: attempting bad refcount_dec() from saturated
 4729 15:01:15.681306  [  179.807155] ------------[ cut here ]------------
 4730 15:01:15.682532  [  179.812005] refcount_t: saturated; leaking memory.
 4731 15:01:15.682917  [  179.816899] WARNING: CPU: 2 PID: 2640 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4732 15:01:15.684151  [  179.825354] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4733 15:01:15.723579  [  179.834828] CPU: 2 PID: 2640 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4734 15:01:15.724115  [  179.842586] Hardware name: ARM Juno development board (r0) (DT)
 4735 15:01:15.724480  [  179.848520] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4736 15:01:15.725758  [  179.854539] pc : refcount_warn_saturate+0x74/0x144
 4737 15:01:15.726146  [  179.859339] lr : refcount_warn_saturate+0x74/0x144
 4738 15:01:15.726479  [  179.864138] sp : ffff8000167f3cd0
 4739 15:01:15.726802  [  179.867458] x29: ffff8000167f3cd0 x28: ffff000805cbb100 
 4740 15:01:15.727285  [  179.872790] x27: 0000000000000000 x26: 0000000000000000 
 4741 15:01:15.766902  [  179.878122] x25: ffff8000114f1970 x24: ffff8000167f3e20 
 4742 15:01:15.767411  [  179.883453] x23: 0000000000000017 x22: ffff000807beb000 
 4743 15:01:15.767783  [  179.888784] x21: ffff800011a03f68 x20: ffff8000114f1ce0 
 4744 15:01:15.768123  [  179.894115] x19: 0000000000000037 x18: 0000000000000000 
 4745 15:01:15.768446  [  179.899446] x17: 0000000000000000 x16: 0000000000000000 
 4746 15:01:15.769696  [  179.904776] x15: 0000000000000030 x14: ffffffffffffffff 
 4747 15:01:15.770080  [  179.910107] x13: ffff8000967f3977 x12: ffff8000167f397f 
 4748 15:01:15.770501  [  179.915438] x11: 0000000000000000 x10: ffff8000125d82d0 
 4749 15:01:15.810302  [  179.920770] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4750 15:01:15.810844  [  179.926101] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4751 15:01:15.811216  [  179.931432] x5 : ffff800012551c88 x4 : ffff00097ef4cc50 
 4752 15:01:15.811559  [  179.936762] x3 : 0000000000000000 x2 : 0000000000000000 
 4753 15:01:15.811893  [  179.942093] x1 : 0000000000000000 x0 : ffff000805cbb100 
 4754 15:01:15.813141  [  179.947423] Call trace:
 4755 15:01:15.813615  [  179.949875]  refcount_warn_saturate+0x74/0x144
 4756 15:01:15.813995  [  179.954331]  __refcount_add.constprop.0+0x6c/0x80
 4757 15:01:15.814323  [  179.959047]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4758 15:01:15.814716  [  179.963935]  lkdtm_do_action+0x24/0x40
 4759 15:01:15.853702  [  179.967690]  direct_entry+0xd0/0x140
 4760 15:01:15.854222  [  179.971273]  full_proxy_write+0x68/0xbc
 4761 15:01:15.854693  [  179.975119]  vfs_write+0xec/0x20c
 4762 15:01:15.855133  [  179.978440]  ksys_write+0x70/0x100
 4763 15:01:15.855559  [  179.981848]  __arm64_sys_write+0x24/0x30
 4764 15:01:15.855977  [  179.985782]  el0_svc_common.constprop.0+0x84/0x1e0
 4765 15:01:15.856391  [  179.990584]  do_el0_svc+0x2c/0x94
 4766 15:01:15.856897  [  179.993907]  el0_svc+0x20/0x30
 4767 15:01:15.857286  [  179.996967]  el0_sync_handler+0xb0/0xb4
 4768 15:01:15.858473  [  180.000810]  el0_sync+0x180/0x1c0
 4769 15:01:15.858838  [  180.004131] irq event stamp: 0
 4770 15:01:15.901281  [  180.007193] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4771 15:01:15.901818  [  180.013477] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4772 15:01:15.902193  [  180.021674] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4773 15:01:15.902603  [  180.029868] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4774 15:01:15.903940  [  180.036146] ---[ end trace ce6c5c8a996b342a ]---
 4775 15:01:15.905325  [  180.040869] lkdtm: Saturation detected: still saturated
 4776 15:01:16.065571  # [  179.794960] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4777 15:01:16.066143  # [  179.801154] lkdtm: attempting bad refcount_dec() from saturated
 4778 15:01:16.066628  # [  179.807155] ------------[ cut here ]------------
 4779 15:01:16.067065  # [  179.812005] refcount_t: saturated; leaking memory.
 4780 15:01:16.068385  # [  179.816899] WARNING: CPU: 2 PID: 2640 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4781 15:01:16.069800  # [  179.825354] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4782 15:01:16.108698  # [  179.834828] CPU: 2 PID: 2640 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4783 15:01:16.109255  # [  179.842586] Hardware name: ARM Juno development board (r0) (DT)
 4784 15:01:16.109738  # [  179.848520] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4785 15:01:16.110182  # [  179.854539] pc : refcount_warn_saturate+0x74/0x144
 4786 15:01:16.110614  # [  179.859339] lr : refcount_warn_saturate+0x74/0x144
 4787 15:01:16.111947  # [  179.864138] sp : ffff8000167f3cd0
 4788 15:01:16.112374  # [  179.867458] x29: ffff8000167f3cd0 x28: ffff000805cbb100 
 4789 15:01:16.112958  # [  179.872790] x27: 0000000000000000 x26: 0000000000000000 
 4790 15:01:16.151776  # [  179.878122] x25: ffff8000114f1970 x24: ffff8000167f3e20 
 4791 15:01:16.152348  # [  179.883453] x23: 0000000000000017 x22: ffff000807beb000 
 4792 15:01:16.152888  # [  179.888784] x21: ffff800011a03f68 x20: ffff8000114f1ce0 
 4793 15:01:16.153335  # [  179.894115] x19: 0000000000000037 x18: 0000000000000000 
 4794 15:01:16.154660  # [  179.899446] x17: 0000000000000000 x16: 0000000000000000 
 4795 15:01:16.155118  # [  179.904776] x15: 0000000000000030 x14: ffffffffffffffff 
 4796 15:01:16.155564  # [  179.910107] x13: ffff8000967f3977 x12: ffff8000167f397f 
 4797 15:01:16.156106  # [  179.915438] x11: 0000000000000000 x10: ffff8000125d82d0 
 4798 15:01:16.195037  # [  179.920770] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 4799 15:01:16.195582  # [  179.926101] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 4800 15:01:16.196059  # [  179.931432] x5 : ffff800012551c88 x4 : ffff00097ef4cc50 
 4801 15:01:16.196500  # [  179.936762] x3 : 0000000000000000 x2 : 0000000000000000 
 4802 15:01:16.197872  # [  179.942093] x1 : 0000000000000000 x0 : ffff000805cbb100 
 4803 15:01:16.198370  # [  179.947423] Call trace:
 4804 15:01:16.198833  # [  179.949875]  refcount_warn_saturate+0x74/0x144
 4805 15:01:16.199256  # [  179.954331]  __refcount_add.constprop.0+0x6c/0x80
 4806 15:01:16.238170  # [  179.959047]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4807 15:01:16.238783  # [  179.963935]  lkdtm_do_action+0x24/0x40
 4808 15:01:16.239264  # [  179.967690]  direct_entry+0xd0/0x140
 4809 15:01:16.240629  # [  179.971273]  full_proxy_write+0x68/0xbc
 4810 15:01:16.241079  # [  179.975119]  vfs_write+0xec/0x20c
 4811 15:01:16.241565  # [  179.978440]  ksys_write+0x70/0x100
 4812 15:01:16.241969  # [  179.981848]  __arm64_sys_write+0x24/0x30
 4813 15:01:16.242299  # [  179.985782]  el0_svc_common.constprop.0+0x84/0x1e0
 4814 15:01:16.242622  # [  179.990584]  do_el0_svc+0x2c/0x94
 4815 15:01:16.242934  # [  179.993907]  el0_svc+0x20/0x30
 4816 15:01:16.243320  # [  179.996967]  el0_sync_handler+0xb0/0xb4
 4817 15:01:16.243643  # [  180.000810]  el0_sync+0x180/0x1c0
 4818 15:01:16.281201  # [  180.004131] irq event stamp: 0
 4819 15:01:16.281772  # [  180.007193] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4820 15:01:16.283026  # [  180.013477] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4821 15:01:16.283423  # [  180.021674] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4822 15:01:16.283766  # [  180.029868] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4823 15:01:16.284092  # [  180.036146] ---[ end trace ce6c5c8a996b342a ]---
 4824 15:01:16.285379  # [  180.040869] lkdtm: Saturation detected: still saturated
 4825 15:01:16.308112  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4826 15:01:16.308600  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4827 15:01:16.311394  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4828 15:01:16.424096  [  180.538743] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4829 15:01:16.424691  [  180.545716] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4830 15:01:16.425124  [  180.552501] ------------[ cut here ]------------
 4831 15:01:16.426382  [  180.557191] refcount_t: saturated; leaking memory.
 4832 15:01:16.426775  [  180.562184] WARNING: CPU: 5 PID: 2672 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4833 15:01:16.428096  [  180.570645] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4834 15:01:16.467439  [  180.580147] CPU: 5 PID: 2672 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4835 15:01:16.468904  [  180.587910] Hardware name: ARM Juno development board (r0) (DT)
 4836 15:01:16.469322  [  180.593849] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4837 15:01:16.469670  [  180.599874] pc : refcount_warn_saturate+0xc8/0x144
 4838 15:01:16.470000  [  180.604679] lr : refcount_warn_saturate+0xc8/0x144
 4839 15:01:16.470318  [  180.609482] sp : ffff80001689bcb0
 4840 15:01:16.470628  [  180.612806] x29: ffff80001689bcb0 x28: ffff000805774980 
 4841 15:01:16.471087  [  180.618147] x27: 0000000000000000 x26: 0000000000000000 
 4842 15:01:16.510881  [  180.623488] x25: ffff8000114f1970 x24: ffff80001689be20 
 4843 15:01:16.511395  [  180.628829] x23: 0000000000000020 x22: ffff000807bf0000 
 4844 15:01:16.511763  [  180.634169] x21: 0000000000000001 x20: 00000000c0000000 
 4845 15:01:16.512103  [  180.639509] x19: ffff80001689bd04 x18: 0000000000000000 
 4846 15:01:16.513359  [  180.644849] x17: 0000000000000000 x16: 0000000000000000 
 4847 15:01:16.513747  [  180.650189] x15: 0000000000000030 x14: ffffffffffffffff 
 4848 15:01:16.514170  [  180.655529] x13: ffff80009689b957 x12: ffff80001689b95f 
 4849 15:01:16.514723  [  180.660870] x11: 0000000000000038 x10: 0000000000001440 
 4850 15:01:16.554286  [  180.666211] x9 : ffff80001012dd74 x8 : ffff000805775e20 
 4851 15:01:16.554805  [  180.671551] x7 : 0000000000000000 x6 : ffff800012551000 
 4852 15:01:16.555281  [  180.676891] x5 : ffff800012551c88 x4 : ffff00097efb2c50 
 4853 15:01:16.555724  [  180.682231] x3 : 0000000000000000 x2 : 0000000000000000 
 4854 15:01:16.557089  [  180.687571] x1 : 0000000000000000 x0 : ffff000805774980 
 4855 15:01:16.557553  [  180.692912] Call trace:
 4856 15:01:16.557945  [  180.695370]  refcount_warn_saturate+0xc8/0x144
 4857 15:01:16.558276  [  180.699831]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 4858 15:01:16.558672  [  180.705335]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4859 15:01:16.597693  [  180.711013]  lkdtm_do_action+0x24/0x40
 4860 15:01:16.598197  [  180.714775]  direct_entry+0xd0/0x140
 4861 15:01:16.598559  [  180.718363]  full_proxy_write+0x68/0xbc
 4862 15:01:16.598897  [  180.722214]  vfs_write+0xec/0x20c
 4863 15:01:16.599223  [  180.725541]  ksys_write+0x70/0x100
 4864 15:01:16.599534  [  180.728955]  __arm64_sys_write+0x24/0x30
 4865 15:01:16.599844  [  180.732895]  el0_svc_common.constprop.0+0x84/0x1e0
 4866 15:01:16.601166  [  180.737703]  do_el0_svc+0x2c/0x94
 4867 15:01:16.601559  [  180.741032]  el0_svc+0x20/0x30
 4868 15:01:16.601886  [  180.744097]  el0_sync_handler+0xb0/0xb4
 4869 15:01:16.602200  [  180.747947]  el0_sync+0x180/0x1c0
 4870 15:01:16.602540  [  180.751272] irq event stamp: 0
 4871 15:01:16.645921  [  180.754340] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4872 15:01:16.646476  [  180.760630] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4873 15:01:16.646892  [  180.768834] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4874 15:01:16.647240  [  180.777035] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4875 15:01:16.648546  [  180.783318] ---[ end trace ce6c5c8a996b342b ]---
 4876 15:01:16.650132  [  180.788166] lkdtm: Saturation detected: still saturated
 4877 15:01:16.773531  # [  180.538743] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4878 15:01:16.774152  # [  180.545716] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4879 15:01:16.775416  # [  180.552501] ------------[ cut here ]------------
 4880 15:01:16.775802  # [  180.557191] refcount_t: saturated; leaking memory.
 4881 15:01:16.776136  # [  180.562184] WARNING: CPU: 5 PID: 2672 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4882 15:01:16.777436  # [  180.570645] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4883 15:01:16.816538  # [  180.580147] CPU: 5 PID: 2672 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4884 15:01:16.817148  # [  180.587910] Hardware name: ARM Juno development board (r0) (DT)
 4885 15:01:16.818412  # [  180.593849] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4886 15:01:16.818800  # [  180.599874] pc : refcount_warn_saturate+0xc8/0x144
 4887 15:01:16.819143  # [  180.604679] lr : refcount_warn_saturate+0xc8/0x144
 4888 15:01:16.819472  # [  180.609482] sp : ffff80001689bcb0
 4889 15:01:16.819998  # [  180.612806] x29: ffff80001689bcb0 x28: ffff000805774980 
 4890 15:01:16.859643  # [  180.618147] x27: 0000000000000000 x26: 0000000000000000 
 4891 15:01:16.860238  # [  180.623488] x25: ffff8000114f1970 x24: ffff80001689be20 
 4892 15:01:16.860708  # [  180.628829] x23: 0000000000000020 x22: ffff000807bf0000 
 4893 15:01:16.861066  # [  180.634169] x21: 0000000000000001 x20: 00000000c0000000 
 4894 15:01:16.862354  # [  180.639509] x19: ffff80001689bd04 x18: 0000000000000000 
 4895 15:01:16.862794  # [  180.644849] x17: 0000000000000000 x16: 0000000000000000 
 4896 15:01:16.863264  # [  180.650189] x15: 0000000000000030 x14: ffffffffffffffff 
 4897 15:01:16.863602  # [  180.655529] x13: ffff80009689b957 x12: ffff80001689b95f 
 4898 15:01:16.902858  # [  180.660870] x11: 0000000000000038 x10: 0000000000001440 
 4899 15:01:16.903447  # [  180.666211] x9 : ffff80001012dd74 x8 : ffff000805775e20 
 4900 15:01:16.903819  # [  180.671551] x7 : 0000000000000000 x6 : ffff800012551000 
 4901 15:01:16.904157  # [  180.676891] x5 : ffff800012551c88 x4 : ffff00097efb2c50 
 4902 15:01:16.904486  # [  180.682231] x3 : 0000000000000000 x2 : 0000000000000000 
 4903 15:01:16.905745  # [  180.687571] x1 : 0000000000000000 x0 : ffff000805774980 
 4904 15:01:16.906214  # [  180.692912] Call trace:
 4905 15:01:16.906581  # [  180.695370]  refcount_warn_saturate+0xc8/0x144
 4906 15:01:16.907025  # [  180.699831]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 4907 15:01:16.946090  # [  180.705335]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4908 15:01:16.946616  # [  180.711013]  lkdtm_do_action+0x24/0x40
 4909 15:01:16.947010  # [  180.714775]  direct_entry+0xd0/0x140
 4910 15:01:16.947355  # [  180.718363]  full_proxy_write+0x68/0xbc
 4911 15:01:16.947681  # [  180.722214]  vfs_write+0xec/0x20c
 4912 15:01:16.948019  # [  180.725541]  ksys_write+0x70/0x100
 4913 15:01:16.948340  # [  180.728955]  __arm64_sys_write+0x24/0x30
 4914 15:01:16.949678  # [  180.732895]  el0_svc_common.constprop.0+0x84/0x1e0
 4915 15:01:16.950082  # [  180.737703]  do_el0_svc+0x2c/0x94
 4916 15:01:16.950413  # [  180.741032]  el0_svc+0x20/0x30
 4917 15:01:16.950731  # [  180.744097]  el0_sync_handler+0xb0/0xb4
 4918 15:01:16.989185  # [  180.747947]  el0_sync+0x180/0x1c0
 4919 15:01:16.989837  # [  180.751272] irq event stamp: 0
 4920 15:01:16.990412  # [  180.754340] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4921 15:01:16.991758  # [  180.760630] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4922 15:01:16.992277  # [  180.768834] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4923 15:01:16.992868  # [  180.777035] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4924 15:01:16.993339  # [  180.783318] ---[ end trace ce6c5c8a996b342b ]---
 4925 15:01:17.020589  # [  180.788166] lkdtm: Saturation detected: still saturated
 4926 15:01:17.021145  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 4927 15:01:17.021512  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4928 15:01:17.023992  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4929 15:01:17.144298  [  181.257329] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4930 15:01:17.144905  [  181.264303] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4931 15:01:17.145281  [  181.271087] ------------[ cut here ]------------
 4932 15:01:17.146514  [  181.275772] refcount_t: saturated; leaking memory.
 4933 15:01:17.146891  [  181.280765] WARNING: CPU: 3 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4934 15:01:17.148222  [  181.289227] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4935 15:01:17.187664  [  181.298730] CPU: 3 PID: 2704 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4936 15:01:17.188186  [  181.306492] Hardware name: ARM Juno development board (r0) (DT)
 4937 15:01:17.188552  [  181.312432] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4938 15:01:17.188971  [  181.318457] pc : refcount_warn_saturate+0xc8/0x144
 4939 15:01:17.190185  [  181.323263] lr : refcount_warn_saturate+0xc8/0x144
 4940 15:01:17.190554  [  181.328067] sp : ffff800016923cb0
 4941 15:01:17.190977  [  181.331391] x29: ffff800016923cb0 x28: ffff0008084ce200 
 4942 15:01:17.191420  [  181.336732] x27: 0000000000000000 x26: 0000000000000000 
 4943 15:01:17.231159  [  181.342072] x25: ffff8000114f1970 x24: ffff800016923e20 
 4944 15:01:17.231709  [  181.347413] x23: 0000000000000020 x22: ffff000800b70000 
 4945 15:01:17.232078  [  181.352753] x21: 0000000000000007 x20: 00000000c0000000 
 4946 15:01:17.232412  [  181.358094] x19: ffff800016923d04 x18: 0000000000000000 
 4947 15:01:17.233730  [  181.363434] x17: 0000000000000000 x16: 0000000000000000 
 4948 15:01:17.234121  [  181.368774] x15: 0000000000000030 x14: ffffffffffffffff 
 4949 15:01:17.234557  [  181.374114] x13: ffff800096923957 x12: ffff80001692395f 
 4950 15:01:17.234908  [  181.379455] x11: 0000000000000038 x10: 0000000000001440 
 4951 15:01:17.274495  [  181.384795] x9 : ffff80001012dd74 x8 : ffff0008084cf6a0 
 4952 15:01:17.275046  [  181.390135] x7 : 0000000000000000 x6 : ffff800012551000 
 4953 15:01:17.275403  [  181.395476] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 4954 15:01:17.275733  [  181.400816] x3 : 0000000000000000 x2 : 0000000000000000 
 4955 15:01:17.277017  [  181.406155] x1 : 0000000000000000 x0 : ffff0008084ce200 
 4956 15:01:17.277394  [  181.411495] Call trace:
 4957 15:01:17.277715  [  181.413954]  refcount_warn_saturate+0xc8/0x144
 4958 15:01:17.278045  [  181.418416]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 4959 15:01:17.278427  [  181.423919]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 4960 15:01:17.317873  [  181.429598]  lkdtm_do_action+0x24/0x40
 4961 15:01:17.318395  [  181.433359]  direct_entry+0xd0/0x140
 4962 15:01:17.318747  [  181.436948]  full_proxy_write+0x68/0xbc
 4963 15:01:17.319078  [  181.440799]  vfs_write+0xec/0x20c
 4964 15:01:17.319393  [  181.444125]  ksys_write+0x70/0x100
 4965 15:01:17.320622  [  181.447540]  __arm64_sys_write+0x24/0x30
 4966 15:01:17.321031  [  181.451479]  el0_svc_common.constprop.0+0x84/0x1e0
 4967 15:01:17.321369  [  181.456288]  do_el0_svc+0x2c/0x94
 4968 15:01:17.321686  [  181.459620]  el0_svc+0x20/0x30
 4969 15:01:17.321986  [  181.462686]  el0_sync_handler+0xb0/0xb4
 4970 15:01:17.322284  [  181.466535]  el0_sync+0x180/0x1c0
 4971 15:01:17.322654  [  181.469860] irq event stamp: 0
 4972 15:01:17.366542  [  181.472929] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4973 15:01:17.367202  [  181.479220] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4974 15:01:17.368776  [  181.487424] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 4975 15:01:17.369256  [  181.495624] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4976 15:01:17.369652  [  181.501907] ---[ end trace ce6c5c8a996b342c ]---
 4977 15:01:17.370189  [  181.506733] lkdtm: Saturation detected: still saturated
 4978 15:01:17.538673  # [  181.257329] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4979 15:01:17.539229  # [  181.264303] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4980 15:01:17.539599  # [  181.271087] ------------[ cut here ]------------
 4981 15:01:17.539939  # [  181.275772] refcount_t: saturated; leaking memory.
 4982 15:01:17.541204  # [  181.280765] WARNING: CPU: 3 PID: 2704 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4983 15:01:17.542550  # [  181.289227] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4984 15:01:17.581767  # [  181.298730] CPU: 3 PID: 2704 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 4985 15:01:17.582328  # [  181.306492] Hardware name: ARM Juno development board (r0) (DT)
 4986 15:01:17.583684  # [  181.312432] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4987 15:01:17.584104  # [  181.318457] pc : refcount_warn_saturate+0xc8/0x144
 4988 15:01:17.584452  # [  181.323263] lr : refcount_warn_saturate+0xc8/0x144
 4989 15:01:17.584832  # [  181.328067] sp : ffff800016923cb0
 4990 15:01:17.585281  # [  181.331391] x29: ffff800016923cb0 x28: ffff0008084ce200 
 4991 15:01:17.624887  # [  181.336732] x27: 0000000000000000 x26: 0000000000000000 
 4992 15:01:17.625541  # [  181.342072] x25: ffff8000114f1970 x24: ffff800016923e20 
 4993 15:01:17.626136  # [  181.347413] x23: 0000000000000020 x22: ffff000800b70000 
 4994 15:01:17.627543  # [  181.352753] x21: 0000000000000007 x20: 00000000c0000000 
 4995 15:01:17.628011  # [  181.358094] x19: ffff800016923d04 x18: 0000000000000000 
 4996 15:01:17.628495  # [  181.363434] x17: 0000000000000000 x16: 0000000000000000 
 4997 15:01:17.629056  # [  181.368774] x15: 0000000000000030 x14: ffffffffffffffff 
 4998 15:01:17.629488  # [  181.374114] x13: ffff800096923957 x12: ffff80001692395f 
 4999 15:01:17.668063  # [  181.379455] x11: 0000000000000038 x10: 0000000000001440 
 5000 15:01:17.668620  # [  181.384795] x9 : ffff80001012dd74 x8 : ffff0008084cf6a0 
 5001 15:01:17.669044  # [  181.390135] x7 : 0000000000000000 x6 : ffff800012551000 
 5002 15:01:17.670324  # [  181.395476] x5 : ffff800012551c88 x4 : ffff00097ef6ec50 
 5003 15:01:17.670822  # [  181.400816] x3 : 0000000000000000 x2 : 0000000000000000 
 5004 15:01:17.671189  # [  181.406155] x1 : 0000000000000000 x0 : ffff0008084ce200 
 5005 15:01:17.671598  # [  181.411495] Call trace:
 5006 15:01:17.672016  # [  181.413954]  refcount_warn_saturate+0xc8/0x144
 5007 15:01:17.672426  # [  181.418416]  __refcount_add_not_zero.constprop.0+0x84/0xa0
 5008 15:01:17.711219  # [  181.423919]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 5009 15:01:17.711756  # [  181.429598]  lkdtm_do_action+0x24/0x40
 5010 15:01:17.712125  # [  181.433359]  direct_entry+0xd0/0x140
 5011 15:01:17.712462  # [  181.436948]  full_proxy_write+0x68/0xbc
 5012 15:01:17.712843  # [  181.440799]  vfs_write+0xec/0x20c
 5013 15:01:17.714071  # [  181.444125]  ksys_write+0x70/0x100
 5014 15:01:17.714453  # [  181.447540]  __arm64_sys_write+0x24/0x30
 5015 15:01:17.714853  # [  181.451479]  el0_svc_common.constprop.0+0x84/0x1e0
 5016 15:01:17.715177  # [  181.456288]  do_el0_svc+0x2c/0x94
 5017 15:01:17.715489  # [  181.459620]  el0_svc+0x20/0x30
 5018 15:01:17.715874  # [  181.462686]  el0_sync_handler+0xb0/0xb4
 5019 15:01:17.754450  # [  181.466535]  el0_sync+0x180/0x1c0
 5020 15:01:17.755008  # [  181.469860] irq event stamp: 0
 5021 15:01:17.755414  # [  181.472929] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5022 15:01:17.756806  # [  181.479220] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5023 15:01:17.757219  # [  181.487424] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5024 15:01:17.757566  # [  181.495624] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5025 15:01:17.758095  # [  181.501907] ---[ end trace ce6c5c8a996b342c ]---
 5026 15:01:17.786172  # [  181.506733] lkdtm: Saturation detected: still saturated
 5027 15:01:17.786712  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 5028 15:01:17.787111  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 5029 15:01:17.789515  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5030 15:01:17.935599  [  182.049953] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5031 15:01:17.936167  [  182.057003] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5032 15:01:17.936544  [  182.063858] ------------[ cut here ]------------
 5033 15:01:17.936941  [  182.068572] refcount_t: underflow; use-after-free.
 5034 15:01:17.938273  [  182.073693] WARNING: CPU: 0 PID: 2739 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5035 15:01:17.939635  [  182.082154] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5036 15:01:17.978924  [  182.091657] CPU: 0 PID: 2739 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5037 15:01:17.979449  [  182.099420] Hardware name: ARM Juno development board (r0) (DT)
 5038 15:01:17.979817  [  182.105360] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5039 15:01:17.980157  [  182.111385] pc : refcount_warn_saturate+0xf4/0x144
 5040 15:01:17.981472  [  182.116191] lr : refcount_warn_saturate+0xf4/0x144
 5041 15:01:17.981867  [  182.120995] sp : ffff8000169b3cd0
 5042 15:01:17.982243  [  182.124319] x29: ffff8000169b3cd0 x28: ffff000806701880 
 5043 15:01:17.982690  [  182.129660] x27: 0000000000000000 x26: 0000000000000000 
 5044 15:01:18.022407  [  182.135001] x25: ffff8000114f1970 x24: ffff8000169b3e20 
 5045 15:01:18.022923  [  182.140341] x23: 0000000000000020 x22: ffff0008050eb000 
 5046 15:01:18.023291  [  182.145681] x21: ffff800011a03fc0 x20: ffff8000114f1d10 
 5047 15:01:18.023633  [  182.151022] x19: 000000000000003a x18: 0000000000000001 
 5048 15:01:18.024922  [  182.156362] x17: 0000000000000000 x16: 0000000000000000 
 5049 15:01:18.025344  [  182.161702] x15: 0000000000000030 x14: ffffffffffffffff 
 5050 15:01:18.025793  [  182.167043] x13: ffff8000969b3977 x12: ffff8000169b3980 
 5051 15:01:18.026218  [  182.172383] x11: 0000000000000038 x10: ffff8000125d82d0 
 5052 15:01:18.065785  [  182.177724] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 5053 15:01:18.066305  [  182.183064] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 5054 15:01:18.066670  [  182.188404] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 5055 15:01:18.067006  [  182.193744] x3 : 0000000000000000 x2 : 0000000000000000 
 5056 15:01:18.068255  [  182.199084] x1 : 0000000000000000 x0 : ffff000806701880 
 5057 15:01:18.068625  [  182.204425] Call trace:
 5058 15:01:18.069079  [  182.206883]  refcount_warn_saturate+0xf4/0x144
 5059 15:01:18.069462  [  182.211344]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 5060 15:01:18.069862  [  182.216850]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5061 15:01:18.109218  [  182.222526]  lkdtm_do_action+0x24/0x40
 5062 15:01:18.109739  [  182.226288]  direct_entry+0xd0/0x140
 5063 15:01:18.110249  [  182.229876]  full_proxy_write+0x68/0xbc
 5064 15:01:18.110689  [  182.233726]  vfs_write+0xec/0x20c
 5065 15:01:18.111110  [  182.237054]  ksys_write+0x70/0x100
 5066 15:01:18.111527  [  182.240468]  __arm64_sys_write+0x24/0x30
 5067 15:01:18.111938  [  182.244407]  el0_svc_common.constprop.0+0x84/0x1e0
 5068 15:01:18.113350  [  182.249214]  do_el0_svc+0x2c/0x94
 5069 15:01:18.113754  [  182.252543]  el0_svc+0x20/0x30
 5070 15:01:18.114088  [  182.255609]  el0_sync_handler+0xb0/0xb4
 5071 15:01:18.114406  [  182.259458]  el0_sync+0x180/0x1c0
 5072 15:01:18.114717  [  182.262783] irq event stamp: 0
 5073 15:01:18.157941  [  182.265852] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5074 15:01:18.159603  [  182.272142] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5075 15:01:18.160148  [  182.280346] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5076 15:01:18.160708  [  182.288546] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5077 15:01:18.161267  [  182.294829] ---[ end trace ce6c5c8a996b342d ]---
 5078 15:01:18.161918  [  182.299895] lkdtm: Saturation detected: still saturated
 5079 15:01:18.315969  # [  182.049953] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5080 15:01:18.316528  # [  182.057003] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5081 15:01:18.316961  # [  182.063858] ------------[ cut here ]------------
 5082 15:01:18.317310  # [  182.068572] refcount_t: underflow; use-after-free.
 5083 15:01:18.318586  # [  182.073693] WARNING: CPU: 0 PID: 2739 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5084 15:01:18.319883  # [  182.082154] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5085 15:01:18.359093  # [  182.091657] CPU: 0 PID: 2739 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5086 15:01:18.359635  # [  182.099420] Hardware name: ARM Juno development board (r0) (DT)
 5087 15:01:18.360008  # [  182.105360] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5088 15:01:18.360350  # [  182.111385] pc : refcount_warn_saturate+0xf4/0x144
 5089 15:01:18.361669  # [  182.116191] lr : refcount_warn_saturate+0xf4/0x144
 5090 15:01:18.362049  # [  182.120995] sp : ffff8000169b3cd0
 5091 15:01:18.362491  # [  182.124319] x29: ffff8000169b3cd0 x28: ffff000806701880 
 5092 15:01:18.402248  # [  182.129660] x27: 0000000000000000 x26: 0000000000000000 
 5093 15:01:18.402834  # [  182.135001] x25: ffff8000114f1970 x24: ffff8000169b3e20 
 5094 15:01:18.403211  # [  182.140341] x23: 0000000000000020 x22: ffff0008050eb000 
 5095 15:01:18.403553  # [  182.145681] x21: ffff800011a03fc0 x20: ffff8000114f1d10 
 5096 15:01:18.404851  # [  182.151022] x19: 000000000000003a x18: 0000000000000001 
 5097 15:01:18.405234  # [  182.156362] x17: 0000000000000000 x16: 0000000000000000 
 5098 15:01:18.405640  # [  182.161702] x15: 0000000000000030 x14: ffffffffffffffff 
 5099 15:01:18.406016  # [  182.167043] x13: ffff8000969b3977 x12: ffff8000169b3980 
 5100 15:01:18.445354  # [  182.172383] x11: 0000000000000038 x10: ffff8000125d82d0 
 5101 15:01:18.445943  # [  182.177724] x9 : ffff80001012dd74 x8 : ffff8000125802d0 
 5102 15:01:18.447298  # [  182.183064] x7 : ffff8000125d82d0 x6 : ffff800012551000 
 5103 15:01:18.447704  # [  182.188404] x5 : ffff800012551c88 x4 : ffff00097ef08c50 
 5104 15:01:18.448113  # [  182.193744] x3 : 0000000000000000 x2 : 0000000000000000 
 5105 15:01:18.448451  # [  182.199084] x1 : 0000000000000000 x0 : ffff000806701880 
 5106 15:01:18.448873  # [  182.204425] Call trace:
 5107 15:01:18.449218  # [  182.206883]  refcount_warn_saturate+0xf4/0x144
 5108 15:01:18.449616  # [  182.211344]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 5109 15:01:18.488514  # [  182.216850]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5110 15:01:18.489112  # [  182.222526]  lkdtm_do_action+0x24/0x40
 5111 15:01:18.489483  # [  182.226288]  direct_entry+0xd0/0x140
 5112 15:01:18.489826  # [  182.229876]  full_proxy_write+0x68/0xbc
 5113 15:01:18.490151  # [  182.233726]  vfs_write+0xec/0x20c
 5114 15:01:18.491430  # [  182.237054]  ksys_write+0x70/0x100
 5115 15:01:18.491830  # [  182.240468]  __arm64_sys_write+0x24/0x30
 5116 15:01:18.492201  # [  182.244407]  el0_svc_common.constprop.0+0x84/0x1e0
 5117 15:01:18.492518  # [  182.249214]  do_el0_svc+0x2c/0x94
 5118 15:01:18.492931  # [  182.252543]  el0_svc+0x20/0x30
 5119 15:01:18.493362  # [  182.255609]  el0_sync_handler+0xb0/0xb4
 5120 15:01:18.531639  # [  182.259458]  el0_sync+0x180/0x1c0
 5121 15:01:18.532238  # [  182.262783] irq event stamp: 0
 5122 15:01:18.532637  # [  182.265852] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5123 15:01:18.533081  # [  182.272142] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5124 15:01:18.534384  # [  182.280346] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5125 15:01:18.534767  # [  182.288546] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5126 15:01:18.535228  # [  182.294829] ---[ end trace ce6c5c8a996b342d ]---
 5127 15:01:18.563716  # [  182.299895] lkdtm: Saturation detected: still saturated
 5128 15:01:18.564242  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5129 15:01:18.564612  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5130 15:01:18.567058  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5131 15:01:18.706142  [  182.820725] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5132 15:01:18.706708  [  182.827676] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5133 15:01:18.707082  [  182.834457] ------------[ cut here ]------------
 5134 15:01:18.707423  [  182.839146] refcount_t: underflow; use-after-free.
 5135 15:01:18.708750  [  182.844249] WARNING: CPU: 1 PID: 2774 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5136 15:01:18.710094  [  182.852708] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5137 15:01:18.749464  [  182.862182] CPU: 1 PID: 2774 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5138 15:01:18.749990  [  182.869940] Hardware name: ARM Juno development board (r0) (DT)
 5139 15:01:18.750362  [  182.875872] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5140 15:01:18.750704  [  182.881892] pc : refcount_warn_saturate+0xf4/0x144
 5141 15:01:18.751984  [  182.886692] lr : refcount_warn_saturate+0xf4/0x144
 5142 15:01:18.752363  [  182.891490] sp : ffff800016a33cd0
 5143 15:01:18.752854  [  182.894810] x29: ffff800016a33cd0 x28: ffff000805774980 
 5144 15:01:18.753421  [  182.900143] x27: 0000000000000000 x26: 0000000000000000 
 5145 15:01:18.792873  [  182.905475] x25: ffff8000114f1970 x24: ffff800016a33e20 
 5146 15:01:18.793437  [  182.910807] x23: 0000000000000020 x22: ffff0008085a9000 
 5147 15:01:18.793807  [  182.916138] x21: ffff800011a03fe0 x20: ffff8000114f1d20 
 5148 15:01:18.794149  [  182.921469] x19: 000000000000003b x18: 0000000000000000 
 5149 15:01:18.794477  [  182.926801] x17: 0000000000000000 x16: 0000000000000000 
 5150 15:01:18.795751  [  182.932131] x15: 0000000000000000 x14: ffff00080028e200 
 5151 15:01:18.796187  [  182.937462] x13: ffff80096d181000 x12: 0000000030d4d91d 
 5152 15:01:18.796679  [  182.942793] x11: 0000000000000000 x10: 0000000000001440 
 5153 15:01:18.836066  [  182.948124] x9 : ffff80001012dd74 x8 : ffff000805775e20 
 5154 15:01:18.837530  [  182.953455] x7 : ffff80096d181000 x6 : ffff800012551000 
 5155 15:01:18.837940  [  182.958786] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 5156 15:01:18.838289  [  182.964117] x3 : 0000000000000000 x2 : 0000000000000000 
 5157 15:01:18.838621  [  182.969448] x1 : 0000000000000000 x0 : ffff000805774980 
 5158 15:01:18.838941  [  182.974779] Call trace:
 5159 15:01:18.839255  [  182.977231]  refcount_warn_saturate+0xf4/0x144
 5160 15:01:18.839631  [  182.981688]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 5161 15:01:18.840047  [  182.987187]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0xc0
 5162 15:01:18.879427  [  182.992857]  lkdtm_do_action+0x24/0x40
 5163 15:01:18.879954  [  182.996613]  direct_entry+0xd0/0x140
 5164 15:01:18.880323  [  183.000196]  full_proxy_write+0x68/0xbc
 5165 15:01:18.880693  [  183.004042]  vfs_write+0xec/0x20c
 5166 15:01:18.881039  [  183.007365]  ksys_write+0x70/0x100
 5167 15:01:18.881357  [  183.010774]  __arm64_sys_write+0x24/0x30
 5168 15:01:18.882631  [  183.014707]  el0_svc_common.constprop.0+0x84/0x1e0
 5169 15:01:18.883085  [  183.019509]  do_el0_svc+0x2c/0x94
 5170 15:01:18.883425  [  183.022832]  el0_svc+0x20/0x30
 5171 15:01:18.883767  [  183.025892]  el0_sync_handler+0xb0/0xb4
 5172 15:01:18.884090  [  183.029736]  el0_sync+0x180/0x1c0
 5173 15:01:18.884478  [  183.033055] irq event stamp: 0
 5174 15:01:18.927526  [  183.036118] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5175 15:01:18.928105  [  183.042401] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5176 15:01:18.928488  [  183.050598] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5177 15:01:18.930148  [  183.058792] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5178 15:01:18.930729  [  183.065070] ---[ end trace ce6c5c8a996b342e ]---
 5179 15:01:18.931304  [  183.069823] lkdtm: Saturation detected: still saturated
 5180 15:01:19.066667  # [  182.820725] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5181 15:01:19.067248  # [  182.827676] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5182 15:01:19.067623  # [  182.834457] ------------[ cut here ]------------
 5183 15:01:19.068947  # [  182.839146] refcount_t: underflow; use-after-free.
 5184 15:01:19.069332  # [  182.844249] WARNING: CPU: 1 PID: 2774 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5185 15:01:19.069676  # [  182.852708] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5186 15:01:19.109866  # [  182.862182] CPU: 1 PID: 2774 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5187 15:01:19.110436  # [  182.869940] Hardware name: ARM Juno development board (r0) (DT)
 5188 15:01:19.110817  # [  182.875872] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5189 15:01:19.112099  # [  182.881892] pc : refcount_warn_saturate+0xf4/0x144
 5190 15:01:19.112476  # [  182.886692] lr : refcount_warn_saturate+0xf4/0x144
 5191 15:01:19.112896  # [  182.891490] sp : ffff800016a33cd0
 5192 15:01:19.113348  # [  182.894810] x29: ffff800016a33cd0 x28: ffff000805774980 
 5193 15:01:19.113786  # [  182.900143] x27: 0000000000000000 x26: 0000000000000000 
 5194 15:01:19.152912  # [  182.905475] x25: ffff8000114f1970 x24: ffff800016a33e20 
 5195 15:01:19.153513  # [  182.910807] x23: 0000000000000020 x22: ffff0008085a9000 
 5196 15:01:19.154871  # [  182.916138] x21: ffff800011a03fe0 x20: ffff8000114f1d20 
 5197 15:01:19.155281  # [  182.921469] x19: 000000000000003b x18: 0000000000000000 
 5198 15:01:19.155627  # [  182.926801] x17: 0000000000000000 x16: 0000000000000000 
 5199 15:01:19.155955  # [  182.932131] x15: 0000000000000000 x14: ffff00080028e200 
 5200 15:01:19.156335  # [  182.937462] x13: ffff80096d181000 x12: 0000000030d4d91d 
 5201 15:01:19.156823  # [  182.942793] x11: 0000000000000000 x10: 0000000000001440 
 5202 15:01:19.196179  # [  182.948124] x9 : ffff80001012dd74 x8 : ffff000805775e20 
 5203 15:01:19.196783  # [  182.953455] x7 : ffff80096d181000 x6 : ffff800012551000 
 5204 15:01:19.197162  # [  182.958786] x5 : ffff800012551c88 x4 : ffff00097ef2ac50 
 5205 15:01:19.197500  # [  182.964117] x3 : 0000000000000000 x2 : 0000000000000000 
 5206 15:01:19.198770  # [  182.969448] x1 : 0000000000000000 x0 : ffff000805774980 
 5207 15:01:19.199138  # [  182.974779] Call trace:
 5208 15:01:19.199572  # [  182.977231]  refcount_warn_saturate+0xf4/0x144
 5209 15:01:19.199933  # [  182.981688]  __refcount_sub_and_test.constprop.0+0x64/0x7c
 5210 15:01:19.239360  # [  182.987187]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0xc0
 5211 15:01:19.239920  # [  182.992857]  lkdtm_do_action+0x24/0x40
 5212 15:01:19.240399  # [  182.996613]  direct_entry+0xd0/0x140
 5213 15:01:19.240903  # [  183.000196]  full_proxy_write+0x68/0xbc
 5214 15:01:19.241338  # [  183.004042]  vfs_write+0xec/0x20c
 5215 15:01:19.241758  # [  183.007365]  ksys_write+0x70/0x100
 5216 15:01:19.242172  # [  183.010774]  __arm64_sys_write+0x24/0x30
 5217 15:01:19.243616  # [  183.014707]  el0_svc_common.constprop.0+0x84/0x1e0
 5218 15:01:19.244084  # [  183.019509]  do_el0_svc+0x2c/0x94
 5219 15:01:19.244537  # [  183.022832]  el0_svc+0x20/0x30
 5220 15:01:19.245076  # [  183.025892]  el0_sync_handler+0xb0/0xb4
 5221 15:01:19.245498  # [  183.029736]  el0_sync+0x180/0x1c0
 5222 15:01:19.282441  # [  183.033055] irq event stamp: 0
 5223 15:01:19.283026  # [  183.036118] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5224 15:01:19.283567  # [  183.042401] hardirqs last disabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5225 15:01:19.284017  # [  183.050598] softirqs last  enabled at (0): [<ffff80001009c2c0>] copy_process+0x5b0/0x1840
 5226 15:01:19.285434  # [  183.058792] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5227 15:01:19.285937  # [  183.065070] ---[ end trace ce6c5c8a996b342e ]---
 5228 15:01:19.286496  # [  183.069823] lkdtm: Saturation detected: still saturated
 5229 15:01:19.325222  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5230 15:01:19.325747  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5231 15:01:19.326224  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5232 15:01:19.326716  # Skipping REFCOUNT_TIMING: timing only
 5233 15:01:19.328509  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5234 15:01:19.344441  # selftests: lkdtm: ATOMIC_TIMING.sh
 5235 15:01:19.520375  # Skipping ATOMIC_TIMING: timing only
 5236 15:01:19.536359  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5237 15:01:19.568398  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5238 15:01:19.871980  [  183.998204] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5239 15:01:19.872533  [  184.004320] lkdtm: attempting good copy_to_user of correct size
 5240 15:01:19.875389  [  184.010388] lkdtm: attempting bad copy_to_user of too large size
 5241 15:01:19.989974  # [  183.998204] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5242 15:01:19.990523  # [  184.004320] lkdtm: attempting good copy_to_user of correct size
 5243 15:01:19.993337  # [  184.010388] lkdtm: attempting bad copy_to_user of too large size
 5244 15:01:20.009137  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5245 15:01:20.041128  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5246 15:01:20.057018  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5247 15:01:20.373727  [  184.499298] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5248 15:01:20.374274  [  184.505601] lkdtm: attempting good copy_from_user of correct size
 5249 15:01:20.377074  [  184.511857] lkdtm: attempting bad copy_from_user of too large size
 5250 15:01:20.495635  # [  184.499298] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5251 15:01:20.496177  # [  184.505601] lkdtm: attempting good copy_from_user of correct size
 5252 15:01:20.498945  # [  184.511857] lkdtm: attempting bad copy_from_user of too large size
 5253 15:01:20.514812  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5254 15:01:20.551839  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5255 15:01:20.567769  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5256 15:01:20.886440  [  185.012888] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5257 15:01:20.886984  [  185.019457] lkdtm: attempting good copy_to_user inside whitelist
 5258 15:01:20.889682  [  185.025658] lkdtm: attempting bad copy_to_user outside whitelist
 5259 15:01:21.008386  # [  185.012888] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5260 15:01:21.008973  # [  185.019457] lkdtm: attempting good copy_to_user inside whitelist
 5261 15:01:21.011645  # [  185.025658] lkdtm: attempting bad copy_to_user outside whitelist
 5262 15:01:21.027591  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5263 15:01:21.064537  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5264 15:01:21.080506  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5265 15:01:21.397117  [  185.522105] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5266 15:01:21.398662  [  185.528838] lkdtm: attempting good copy_from_user inside whitelist
 5267 15:01:21.400483  [  185.535273] lkdtm: attempting bad copy_from_user outside whitelist
 5268 15:01:21.518160  # [  185.522105] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5269 15:01:21.519643  # [  185.528838] lkdtm: attempting good copy_from_user inside whitelist
 5270 15:01:21.521532  # [  185.535273] lkdtm: attempting bad copy_from_user outside whitelist
 5271 15:01:21.543266  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5272 15:01:21.573268  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5273 15:01:21.589253  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5274 15:01:21.922913  [  186.038444] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5275 15:01:21.924479  [  186.044808] lkdtm: good_stack: ffff800016e3bcd8-ffff800016e3bcf8
 5276 15:01:21.924929  [  186.050968] lkdtm: bad_stack : ffff800016e3bc38-ffff800016e3bc58
 5277 15:01:21.925280  [  186.057095] lkdtm: attempting good copy_to_user of local stack
 5278 15:01:21.926648  [  186.063325] lkdtm: attempting bad copy_to_user of distant stack
 5279 15:01:22.064930  # [  186.038444] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5280 15:01:22.066543  # [  186.044808] lkdtm: good_stack: ffff800016e3bcd8-ffff800016e3bcf8
 5281 15:01:22.066969  # [  186.050968] lkdtm: bad_stack : ffff800016e3bc38-ffff800016e3bc58
 5282 15:01:22.067324  # [  186.057095] lkdtm: attempting good copy_to_user of local stack
 5283 15:01:22.067654  # [  186.063325] lkdtm: attempting bad copy_to_user of distant stack
 5284 15:01:22.069073  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5285 15:01:22.099087  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5286 15:01:22.115085  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5287 15:01:22.433796  [  186.549618] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5288 15:01:22.434402  [  186.556065] lkdtm: good_stack: ffff800016eebcd8-ffff800016eebcf8
 5289 15:01:22.435814  [  186.562159] lkdtm: bad_stack : ffff800016eebc38-ffff800016eebc58
 5290 15:01:22.436231  [  186.568256] lkdtm: attempting good copy_from_user of local stack
 5291 15:01:22.437660  [  186.574422] lkdtm: attempting bad copy_from_user of distant stack
 5292 15:01:22.579694  # [  186.549618] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5293 15:01:22.580231  # [  186.556065] lkdtm: good_stack: ffff800016eebcd8-ffff800016eebcf8
 5294 15:01:22.580588  # [  186.562159] lkdtm: bad_stack : ffff800016eebc38-ffff800016eebc58
 5295 15:01:22.580978  # [  186.568256] lkdtm: attempting good copy_from_user of local stack
 5296 15:01:22.583280  # [  186.574422] lkdtm: attempting bad copy_from_user of distant stack
 5297 15:01:22.583699  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5298 15:01:22.612865  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5299 15:01:22.628771  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5300 15:01:22.947729  [  187.061016] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5301 15:01:22.948271  [  187.067113] lkdtm: good_stack: ffff800016f83cd8-ffff800016f83cf8
 5302 15:01:22.948641  [  187.073193] lkdtm: bad_stack : ffff800016f83ff8-ffff800016f84018
 5303 15:01:22.949273  [  187.079284] lkdtm: attempting good copy_to_user of local stack
 5304 15:01:22.949796  [  187.085322] lkdtm: attempting bad copy_to_user of distant stack
 5305 15:01:22.950289  [  187.091417] Unable to handle kernel paging request at virtual address ffff800016f84000
 5306 15:01:22.950875  [  187.099480] Mem abort info:
 5307 15:01:22.990201  [  187.102307]   ESR = 0x96000007
 5308 15:01:22.991894  [  187.105397]   EC = 0x25: DABT (current EL), IL = 32 bits
 5309 15:01:22.992341  [  187.110757]   SET = 0, FnV = 0
 5310 15:01:22.992773  [  187.113850]   EA = 0, S1PTW = 0
 5311 15:01:22.993144  [  187.117019] Data abort info:
 5312 15:01:22.993490  [  187.119914]   ISV = 0, ISS = 0x00000007
 5313 15:01:22.993815  [  187.123776]   CM = 0, WnR = 0
 5314 15:01:22.994197  [  187.126776] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 5315 15:01:22.994616  [  187.133517] [ffff800016f84000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000884e8c003, pte=0000000000000000
 5316 15:01:23.033602  [  187.146143] Internal error: Oops: 96000007 [#16] PREEMPT SMP
 5317 15:01:23.034291  [  187.151819] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5318 15:01:23.035691  [  187.161295] CPU: 1 PID: 3068 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5319 15:01:23.036125  [  187.169056] Hardware name: ARM Juno development board (r0) (DT)
 5320 15:01:23.036487  [  187.174994] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5321 15:01:23.036916  [  187.181028] pc : __arch_copy_to_user+0xa0/0x310
 5322 15:01:23.037462  [  187.185577] lr : _copy_to_user+0x6c/0x94
 5323 15:01:23.077034  [  187.189510] sp : ffff800016f83c70
 5324 15:01:23.077596  [  187.192831] x29: ffff800016f83c70 x28: ffff000807813100 
 5325 15:01:23.077971  [  187.198166] x27: 0000000000000000 x26: 0000000000000000 
 5326 15:01:23.078316  [  187.203502] x25: ffff8000114f1970 x24: ffff800016f83e20 
 5327 15:01:23.078641  [  187.208839] x23: 0000000000000016 x22: ffff00080654e000 
 5328 15:01:23.079920  [  187.214170] x21: ffff800016f83ff8 x20: 0000ffff8dc3c000 
 5329 15:01:23.080302  [  187.219507] x19: 0000000000000020 x18: 0000000000000000 
 5330 15:01:23.080736  [  187.224841] x17: 0000000000000000 x16: 0000000000000000 
 5331 15:01:23.120374  [  187.230174] x15: ffff800016f83ff8 x14: 000000000000026c 
 5332 15:01:23.120965  [  187.235505] x13: 0000000000000003 x12: 0000000000000003 
 5333 15:01:23.121441  [  187.240836] x11: 0000000000000000 x10: 0000000000001440 
 5334 15:01:23.121872  [  187.246167] x9 : ffff80001011bd50 x8 : ffff0008078145a0 
 5335 15:01:23.123268  [  187.251498] x7 : ffff80001254b000 x6 : 0000ffff8dc3c008 
 5336 15:01:23.123675  [  187.256829] x5 : 0000ffff8dc3c020 x4 : 0000000000000008 
 5337 15:01:23.124115  [  187.262159] x3 : 0000000000000010 x2 : 0000000000000018 
 5338 15:01:23.124537  [  187.267491] x1 : ffff800016f84000 x0 : 0000ffff8dc3c000 
 5339 15:01:23.125088  [  187.272822] Call trace:
 5340 15:01:23.163698  [  187.275275]  __arch_copy_to_user+0xa0/0x310
 5341 15:01:23.164228  [  187.279469]  do_usercopy_stack+0x28c/0x294
 5342 15:01:23.164733  [  187.283574]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5343 15:01:23.165176  [  187.288375]  lkdtm_do_action+0x24/0x40
 5344 15:01:23.165599  [  187.292131]  direct_entry+0xd0/0x140
 5345 15:01:23.166016  [  187.295714]  full_proxy_write+0x68/0xbc
 5346 15:01:23.167480  [  187.299559]  vfs_write+0xec/0x20c
 5347 15:01:23.167894  [  187.302879]  ksys_write+0x70/0x100
 5348 15:01:23.168333  [  187.306287]  __arm64_sys_write+0x24/0x30
 5349 15:01:23.168791  [  187.310221]  el0_svc_common.constprop.0+0x84/0x1e0
 5350 15:01:23.169213  [  187.315022]  do_el0_svc+0x2c/0x94
 5351 15:01:23.169622  [  187.318346]  el0_svc+0x20/0x30
 5352 15:01:23.195283  [  187.321405]  el0_sync_handler+0xb0/0xb4
 5353 15:01:23.195973  [  187.325248]  el0_sync+0x180/0x1c0
 5354 15:01:23.196544  [  187.328574] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5355 15:01:23.198764  [  187.334684] ---[ end trace ce6c5c8a996b342f ]---
 5356 15:01:23.199547  # Segmentation fault
 5357 15:01:23.334435  # [  187.061016] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5358 15:01:23.335009  # [  187.067113] lkdtm: good_stack: ffff800016f83cd8-ffff800016f83cf8
 5359 15:01:23.335493  # [  187.073193] lkdtm: bad_stack : ffff800016f83ff8-ffff800016f84018
 5360 15:01:23.335929  # [  187.079284] lkdtm: attempting good copy_to_user of local stack
 5361 15:01:23.336356  # [  187.085322] lkdtm: attempting bad copy_to_user of distant stack
 5362 15:01:23.337868  # [  187.091417] Unable to handle kernel paging request at virtual address ffff800016f84000
 5363 15:01:23.338295  # [  187.099480] Mem abort info:
 5364 15:01:23.338736  # [  187.102307]   ESR = 0x96000007
 5365 15:01:23.377521  # [  187.105397]   EC = 0x25: DABT (current EL), IL = 32 bits
 5366 15:01:23.378124  # [  187.110757]   SET = 0, FnV = 0
 5367 15:01:23.378609  # [  187.113850]   EA = 0, S1PTW = 0
 5368 15:01:23.379043  # [  187.117019] Data abort info:
 5369 15:01:23.380438  # [  187.119914]   ISV = 0, ISS = 0x00000007
 5370 15:01:23.380947  # [  187.123776]   CM = 0, WnR = 0
 5371 15:01:23.381398  # [  187.126776] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081dbf000
 5372 15:01:23.381928  # [  187.133517] [ffff800016f84000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000884e8c003, pte=0000000000000000
 5373 15:01:23.420715  # [  187.146143] Internal error: Oops: 96000007 [#16] PREEMPT SMP
 5374 15:01:23.421330  # [  187.151819] Modules linked in: fuse ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5375 15:01:23.422943  # [  187.161295] CPU: 1 PID: 3068 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5376 15:01:23.423405  # [  187.169056] Hardware name: ARM Juno development board (r0) (DT)
 5377 15:01:23.423860  # [  187.174994] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5378 15:01:23.424382  # [  187.181028] pc : __arch_copy_to_user+0xa0/0x310
 5379 15:01:23.424990  # [  187.185577] lr : _copy_to_user+0x6c/0x94
 5380 15:01:23.463855  # [  187.189510] sp : ffff800016f83c70
 5381 15:01:23.464413  # [  187.192831] x29: ffff800016f83c70 x28: ffff000807813100 
 5382 15:01:23.464976  # [  187.198166] x27: 0000000000000000 x26: 0000000000000000 
 5383 15:01:23.466457  # [  187.203502] x25: ffff8000114f1970 x24: ffff800016f83e20 
 5384 15:01:23.466886  # [  187.208839] x23: 0000000000000016 x22: ffff00080654e000 
 5385 15:01:23.467447  # [  187.214170] x21: ffff800016f83ff8 x20: 0000ffff8dc3c000 
 5386 15:01:23.467893  # [  187.219507] x19: 0000000000000020 x18: 0000000000000000 
 5387 15:01:23.468414  # [  187.224841] x17: 0000000000000000 x16: 0000000000000000 
 5388 15:01:23.507065  # [  187.230174] x15: ffff800016f83ff8 x14: 000000000000026c 
 5389 15:01:23.507608  # [  187.235505] x13: 0000000000000003 x12: 0000000000000003 
 5390 15:01:23.507977  # [  187.240836] x11: 0000000000000000 x10: 0000000000001440 
 5391 15:01:23.508317  # [  187.246167] x9 : ffff80001011bd50 x8 : ffff0008078145a0 
 5392 15:01:23.509667  # [  187.251498] x7 : ffff80001254b000 x6 : 0000ffff8dc3c008 
 5393 15:01:23.510053  # [  187.256829] x5 : 0000ffff8dc3c020 x4 : 0000000000000008 
 5394 15:01:23.510510  # [  187.262159] x3 : 0000000000000010 x2 : 0000000000000018 
 5395 15:01:23.510948  # [  187.267491] x1 : ffff800016f84000 x0 : 0000ffff8dc3c000 
 5396 15:01:23.550257  # [  187.272822] Call trace:
 5397 15:01:23.550823  # [  187.275275]  __arch_copy_to_user+0xa0/0x310
 5398 15:01:23.551200  # [  187.279469]  do_usercopy_stack+0x28c/0x294
 5399 15:01:23.551544  # [  187.283574]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5400 15:01:23.552893  # [  187.288375]  lkdtm_do_action+0x24/0x40
 5401 15:01:23.553279  # [  187.292131]  direct_entry+0xd0/0x140
 5402 15:01:23.553733  # [  187.295714]  full_proxy_write+0x68/0xbc
 5403 15:01:23.554087  # [  187.299559]  vfs_write+0xec/0x20c
 5404 15:01:23.554437  # [  187.302879]  ksys_write+0x70/0x100
 5405 15:01:23.554753  # [  187.306287]  __arm64_sys_write+0x24/0x30
 5406 15:01:23.555140  # [  187.310221]  el0_svc_common.constprop.0+0x84/0x1e0
 5407 15:01:23.598185  # [  187.315022]  do_el0_svc+0x2c/0x94
 5408 15:01:23.598704  # [  187.318346]  el0_svc+0x20/0x30
 5409 15:01:23.599070  # [  187.321405]  el0_sync_handler+0xb0/0xb4
 5410 15:01:23.599410  # [  187.325248]  el0_sync+0x180/0x1c0
 5411 15:01:23.599734  # [  187.328574] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5412 15:01:23.600060  # [  187.334684] ---[ end trace ce6c5c8a996b342f ]---
 5413 15:01:23.601436  # USERCOPY_STACK_BEYOND: saw 'call trace:': ok
 5414 15:01:23.601877  ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5415 15:01:23.602284  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5416 15:01:23.707071  [  187.828023] lkdtm: Performing direct entry USERCOPY_KERNEL
 5417 15:01:23.708622  [  187.833614] lkdtm: attempting good copy_to_user from kernel rodata: ffff8000114f1e80
 5418 15:01:23.709098  [  187.841497] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102d21a0
 5419 15:01:23.710504  [  187.849132] lkdtm: FAIL: survived bad copy_to_user()
 5420 15:01:23.849989  # [  187.828023] lkdtm: Performing direct entry USERCOPY_KERNEL
 5421 15:01:23.850549  # [  187.833614] lkdtm: attempting good copy_to_user from kernel rodata: ffff8000114f1e80
 5422 15:01:23.851034  # [  187.841497] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102d21a0
 5423 15:01:23.851475  # [  187.849132] lkdtm: FAIL: survived bad copy_to_user()
 5424 15:01:23.853361  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5425 15:01:23.869118  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5426 15:01:23.900999  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5427 15:01:24.249717  [  188.364080] lkdtm: Performing direct entry STACKLEAK_ERASING
 5428 15:01:24.250330  [  188.369822] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5429 15:01:24.250711  [  188.376973] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5430 15:01:24.252034  [  188.384084] lkdtm: FAIL: the thread stack is NOT properly erased
 5431 15:01:24.252411  [  188.390435] CPU: 1 PID: 3150 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5432 15:01:24.253813  [  188.398200] Hardware name: ARM Juno development board (r0) (DT)
 5433 15:01:24.254223  [  188.404133] Call trace:
 5434 15:01:24.293009  [  188.406592]  dump_backtrace+0x0/0x1e4
 5435 15:01:24.293637  [  188.410263]  show_stack+0x20/0x2c
 5436 15:01:24.294010  [  188.413589]  dump_stack+0xf8/0x168
 5437 15:01:24.295353  [  188.416999]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5438 15:01:24.295736  [  188.421629]  lkdtm_do_action+0x24/0x40
 5439 15:01:24.296074  [  188.425386]  direct_entry+0xd0/0x140
 5440 15:01:24.296410  [  188.428971]  full_proxy_write+0x68/0xbc
 5441 15:01:24.296887  [  188.432818]  vfs_write+0xec/0x20c
 5442 15:01:24.297218  [  188.436140]  ksys_write+0x70/0x100
 5443 15:01:24.297535  [  188.439550]  __arm64_sys_write+0x24/0x30
 5444 15:01:24.297925  [  188.443484]  el0_svc_common.constprop.0+0x84/0x1e0
 5445 15:01:24.313788  [  188.448286]  do_el0_svc+0x2c/0x94
 5446 15:01:24.314314  [  188.451611]  el0_svc+0x20/0x30
 5447 15:01:24.316987  [  188.454672]  el0_sync_handler+0xb0/0xb4
 5448 15:01:24.317475  [  188.458517]  el0_sync+0x180/0x1c0
 5449 15:01:24.452821  # [  188.364080] lkdtm: Performing direct entry STACKLEAK_ERASING
 5450 15:01:24.453427  # [  188.369822] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5451 15:01:24.454813  # [  188.376973] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5452 15:01:24.455204  # [  188.384084] lkdtm: FAIL: the thread stack is NOT properly erased
 5453 15:01:24.455549  # [  188.390435] CPU: 1 PID: 3150 Comm: cat Tainted: G      D W         5.10.161-cip22 #1
 5454 15:01:24.456956  # [  188.398200] Hardware name: ARM Juno development board (r0) (DT)
 5455 15:01:24.457373  # [  188.404133] Call trace:
 5456 15:01:24.495961  # [  188.406592]  dump_backtrace+0x0/0x1e4
 5457 15:01:24.496521  # [  188.410263]  show_stack+0x20/0x2c
 5458 15:01:24.496978  # [  188.413589]  dump_stack+0xf8/0x168
 5459 15:01:24.497328  # [  188.416999]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5460 15:01:24.497659  # [  188.421629]  lkdtm_do_action+0x24/0x40
 5461 15:01:24.497979  # [  188.425386]  direct_entry+0xd0/0x140
 5462 15:01:24.498296  # [  188.428971]  full_proxy_write+0x68/0xbc
 5463 15:01:24.499730  # [  188.432818]  vfs_write+0xec/0x20c
 5464 15:01:24.500193  # [  188.436140]  ksys_write+0x70/0x100
 5465 15:01:24.500549  # [  188.439550]  __arm64_sys_write+0x24/0x30
 5466 15:01:24.500934  # [  188.443484]  el0_svc_common.constprop.0+0x84/0x1e0
 5467 15:01:24.538609  # [  188.448286]  do_el0_svc+0x2c/0x94
 5468 15:01:24.539147  # [  188.451611]  el0_svc+0x20/0x30
 5469 15:01:24.539592  # [  188.454672]  el0_sync_handler+0xb0/0xb4
 5470 15:01:24.539941  # [  188.458517]  el0_sync+0x180/0x1c0
 5471 15:01:24.541388  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5472 15:01:24.541874  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5473 15:01:24.542381  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5474 15:01:24.825466  [  188.946371] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5475 15:01:24.826031  [  188.952149] lkdtm: Calling matched prototype ...
 5476 15:01:24.826406  [  188.956852] lkdtm: Calling mismatched prototype ...
 5477 15:01:24.828638  [  188.961798] lkdtm: Fail: survived mismatched prototype function call!
 5478 15:01:24.968306  # [  188.946371] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5479 15:01:24.969002  # [  188.952149] lkdtm: Calling matched prototype ...
 5480 15:01:24.969492  # [  188.956852] lkdtm: Calling mismatched prototype ...
 5481 15:01:24.970923  # [  188.961798] lkdtm: Fail: survived mismatched prototype function call!
 5482 15:01:24.972305  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5483 15:01:25.003455  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5484 15:01:25.083502  + ../../utils/send-to-lava.sh ./output/result.txt
 5485 15:01:25.251350  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip>
 5486 15:01:25.253603  Received signal: <TESTCASE> TEST_CASE_ID=breakpoints:step_after_suspend_test RESULT=skip
 5488 15:01:25.363221  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=ftrace:ftracetest RESULT=skip>
 5489 15:01:25.364412  Received signal: <TESTCASE> TEST_CASE_ID=ftrace:ftracetest RESULT=skip
 5491 15:01:25.479289  Received signal: <TESTCASE> TEST_CASE_ID=net:rtnetlink.sh RESULT=skip
 5493 15:01:25.482332  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:rtnetlink.sh RESULT=skip>
 5494 15:01:25.594234  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=net:tls RESULT=skip>
 5495 15:01:25.595052  Received signal: <TESTCASE> TEST_CASE_ID=net:tls RESULT=skip
 5497 15:01:25.711175  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip>
 5498 15:01:25.712068  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:bridge_brouter.sh RESULT=skip
 5500 15:01:25.835138  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip>
 5501 15:01:25.836021  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_flowtable.sh RESULT=skip
 5503 15:01:25.946851  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip>
 5504 15:01:25.947728  Received signal: <TESTCASE> TEST_CASE_ID=netfilter:nft_trans_stress.sh RESULT=skip
 5506 15:01:26.058967  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip>
 5507 15:01:26.059803  Received signal: <TESTCASE> TEST_CASE_ID=pidfd:pidfd_wait RESULT=skip
 5509 15:01:26.174707  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip>
 5510 15:01:26.175557  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.PANIC.sh RESULT=skip
 5512 15:01:26.289873  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass>
 5513 15:01:26.290815  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.BUG.sh RESULT=pass
 5515 15:01:26.394851  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass
 5517 15:01:26.397814  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING.sh RESULT=pass>
 5518 15:01:26.509626  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass>
 5519 15:01:26.510502  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WARNING_MESSAGE.sh RESULT=pass
 5521 15:01:26.632634  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass>
 5522 15:01:26.633554  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXCEPTION.sh RESULT=pass
 5524 15:01:26.757444  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip>
 5525 15:01:26.758313  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.LOOP.sh RESULT=skip
 5527 15:01:26.875534  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip>
 5528 15:01:26.876433  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXHAUST_STACK.sh RESULT=skip
 5530 15:01:26.992352  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip>
 5531 15:01:26.993203  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK.sh RESULT=skip
 5533 15:01:27.112328  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip>
 5534 15:01:27.113182  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_STACK_STRONG.sh RESULT=skip
 5536 15:01:27.232300  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail>
 5537 15:01:27.233148  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_ADD.sh RESULT=fail
 5539 15:01:27.355242  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail>
 5540 15:01:27.356111  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_LIST_DEL.sh RESULT=fail
 5542 15:01:27.472135  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass>
 5543 15:01:27.473049  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_LEADING.sh RESULT=pass
 5545 15:01:27.589078  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass>
 5546 15:01:27.589927  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACK_GUARD_PAGE_TRAILING.sh RESULT=pass
 5548 15:01:27.691054  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip>
 5549 15:01:27.691871  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNSET_SMEP.sh RESULT=skip
 5551 15:01:27.809961  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip>
 5552 15:01:27.810799  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.DOUBLE_FAULT.sh RESULT=skip
 5554 15:01:27.918987  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=fail>
 5555 15:01:27.919867  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CORRUPT_PAC.sh RESULT=fail
 5557 15:01:28.026952  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip>
 5558 15:01:28.027800  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.UNALIGNED_LOAD_STORE_WRITE.sh RESULT=skip
 5560 15:01:28.138837  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip>
 5561 15:01:28.139662  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.OVERWRITE_ALLOCATION.sh RESULT=skip
 5563 15:01:28.255648  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip>
 5564 15:01:28.256581  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_AFTER_FREE.sh RESULT=skip
 5566 15:01:28.366815  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail>
 5567 15:01:28.367624  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_AFTER_FREE.sh RESULT=fail
 5569 15:01:28.478640  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip>
 5570 15:01:28.479451  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_BUDDY_AFTER_FREE.sh RESULT=skip
 5572 15:01:28.600596  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail>
 5573 15:01:28.601440  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.READ_BUDDY_AFTER_FREE.sh RESULT=fail
 5575 15:01:28.722558  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail>
 5576 15:01:28.723412  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_DOUBLE.sh RESULT=fail
 5578 15:01:28.841523  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail>
 5579 15:01:28.842366  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_CROSS.sh RESULT=fail
 5581 15:01:28.961403  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail>
 5582 15:01:28.962231  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SLAB_FREE_PAGE.sh RESULT=fail
 5584 15:01:29.080343  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip>
 5585 15:01:29.081193  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SOFTLOCKUP.sh RESULT=skip
 5587 15:01:29.197264  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip>
 5588 15:01:29.198144  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HARDLOCKUP.sh RESULT=skip
 5590 15:01:29.309113  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip>
 5591 15:01:29.309967  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.SPINLOCKUP.sh RESULT=skip
 5593 15:01:29.421206  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip>
 5594 15:01:29.422124  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.HUNG_TASK.sh RESULT=skip
 5596 15:01:29.533021  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass>
 5597 15:01:29.533889  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_DATA.sh RESULT=pass
 5599 15:01:29.652992  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass>
 5600 15:01:29.653877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_STACK.sh RESULT=pass
 5602 15:01:29.764902  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass>
 5603 15:01:29.765777  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_KMALLOC.sh RESULT=pass
 5605 15:01:29.886926  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass>
 5606 15:01:29.887847  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_VMALLOC.sh RESULT=pass
 5608 15:01:29.994856  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass>
 5609 15:01:29.995731  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_RODATA.sh RESULT=pass
 5611 15:01:30.117807  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass>
 5612 15:01:30.118661  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_USERSPACE.sh RESULT=pass
 5614 15:01:30.226707  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass>
 5615 15:01:30.227580  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.EXEC_NULL.sh RESULT=pass
 5617 15:01:30.331752  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail>
 5618 15:01:30.332607  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_USERSPACE.sh RESULT=fail
 5620 15:01:30.452594  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass>
 5621 15:01:30.453504  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ACCESS_NULL.sh RESULT=pass
 5623 15:01:30.571535  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass>
 5624 15:01:30.572391  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO.sh RESULT=pass
 5626 15:01:30.681443  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass>
 5627 15:01:30.682326  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_RO_AFTER_INIT.sh RESULT=pass
 5629 15:01:30.799376  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass>
 5630 15:01:30.800215  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.WRITE_KERN.sh RESULT=pass
 5632 15:01:30.911273  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass>
 5633 15:01:30.912149  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_OVERFLOW.sh RESULT=pass
 5635 15:01:31.023155  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass>
 5636 15:01:31.024068  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_OVERFLOW.sh RESULT=pass
 5638 15:01:31.119195  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 5639 15:01:31.120075  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh RESULT=pass
 5641 15:01:31.231149  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass>
 5642 15:01:31.231988  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh RESULT=pass
 5644 15:01:31.350189  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass>
 5645 15:01:31.351042  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_ZERO.sh RESULT=pass
 5647 15:01:31.473133  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass>
 5648 15:01:31.474020  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_NEGATIVE.sh RESULT=pass
 5650 15:01:31.592068  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass>
 5651 15:01:31.592938  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_NEGATIVE.sh RESULT=pass
 5653 15:01:31.708998  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass>
 5654 15:01:31.709833  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_NEGATIVE.sh RESULT=pass
 5656 15:01:31.828894  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass>
 5657 15:01:31.829724  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_ZERO.sh RESULT=pass
 5659 15:01:31.939842  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass>
 5660 15:01:31.940693  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_ZERO.sh RESULT=pass
 5662 15:01:32.056798  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass>
 5663 15:01:32.057641  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_SATURATED.sh RESULT=pass
 5665 15:01:32.168777  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass>
 5666 15:01:32.169592  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_SATURATED.sh RESULT=pass
 5668 15:01:32.280681  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass>
 5669 15:01:32.281515  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_SATURATED.sh RESULT=pass
 5671 15:01:32.397779  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass>
 5672 15:01:32.398646  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_INC_NOT_ZERO_SATURATED.sh RESULT=pass
 5674 15:01:32.516626  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass>
 5675 15:01:32.517553  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_ADD_NOT_ZERO_SATURATED.sh RESULT=pass
 5677 15:01:32.619563  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass>
 5678 15:01:32.620391  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_DEC_AND_TEST_SATURATED.sh RESULT=pass
 5680 15:01:32.736518  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass>
 5681 15:01:32.737434  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_SUB_AND_TEST_SATURATED.sh RESULT=pass
 5683 15:01:32.848356  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip>
 5684 15:01:32.849267  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.REFCOUNT_TIMING.sh RESULT=skip
 5686 15:01:32.969329  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip>
 5687 15:01:32.970199  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.ATOMIC_TIMING.sh RESULT=skip
 5689 15:01:33.088349  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail>
 5690 15:01:33.089285  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_TO.sh RESULT=fail
 5692 15:01:33.209355  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail>
 5693 15:01:33.210219  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_SIZE_FROM.sh RESULT=fail
 5695 15:01:33.332266  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail>
 5696 15:01:33.333242  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_TO.sh RESULT=fail
 5698 15:01:33.443982  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail>
 5699 15:01:33.444873  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_HEAP_WHITELIST_FROM.sh RESULT=fail
 5701 15:01:33.556058  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail>
 5702 15:01:33.556902  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_TO.sh RESULT=fail
 5704 15:01:33.666910  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail>
 5705 15:01:33.667886  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_FRAME_FROM.sh RESULT=fail
 5707 15:01:33.785143  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=pass>
 5708 15:01:33.786154  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_STACK_BEYOND.sh RESULT=pass
 5710 15:01:33.907872  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail>
 5711 15:01:33.908873  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.USERCOPY_KERNEL.sh RESULT=fail
 5713 15:01:34.019701  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail>
 5714 15:01:34.020565  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.STACKLEAK_ERASING.sh RESULT=fail
 5716 15:01:34.123679  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail>
 5717 15:01:34.124232  + set +x
 5718 15:01:34.124871  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm.CFI_FORWARD_PROTO.sh RESULT=fail
 5720 15:01:34.126939  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 312272_1.6.2.4.5>
 5721 15:01:34.127412  <LAVA_TEST_RUNNER EXIT>
 5722 15:01:34.128034  Received signal: <ENDRUN> 1_kselftest-lkdtm 312272_1.6.2.4.5
 5723 15:01:34.128431  Ending use of test pattern.
 5724 15:01:34.128825  Ending test lava.1_kselftest-lkdtm (312272_1.6.2.4.5), duration 133.50
 5726 15:01:34.130037  ok: lava_test_shell seems to have completed
 5727 15:01:34.133180  breakpoints:step_after_suspend_test: skip
ftrace:ftracetest: skip
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.sh: skip
lkdtm.CORRUPT_STACK_STRONG.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.sh: pass
lkdtm.WARNING_MESSAGE.sh: pass
lkdtm.WRITE_AFTER_FREE.sh: skip
lkdtm.WRITE_BUDDY_AFTER_FREE.sh: skip
lkdtm.WRITE_KERN.sh: pass
lkdtm.WRITE_RO.sh: pass
lkdtm.WRITE_RO_AFTER_INIT.sh: pass
net:rtnetlink.sh: skip
net:tls: skip
netfilter:bridge_brouter.sh: skip
netfilter:nft_flowtable.sh: skip
netfilter:nft_trans_stress.sh: skip
pidfd:pidfd_wait: skip

 5728 15:01:34.133835  end: 3.1 lava-test-shell (duration 00:02:16) [common]
 5729 15:01:34.134328  end: 3 lava-test-retry (duration 00:02:16) [common]
 5730 15:01:34.134868  start: 4 finalize (timeout 00:02:40) [common]
 5731 15:01:34.135600  start: 4.1 power-off (timeout 00:00:30) [common]
 5732 15:01:34.136759  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/off?hostname=apc54a00b1&port=1'
 5733 15:01:34.515176  >> OK - accepted request

 5734 15:01:34.517451  Returned 0 in 0 seconds
 5735 15:01:34.618783  end: 4.1 power-off (duration 00:00:00) [common]
 5737 15:01:34.620225  start: 4.2 read-feedback (timeout 00:02:39) [common]
 5738 15:01:34.621359  Listened to connection for namespace 'common' for up to 1s
 5739 15:01:34.622265  Listened to connection for namespace 'common' for up to 1s
 5740 15:01:35.624930  Finalising connection for namespace 'common'
 5741 15:01:35.625639  Disconnecting from shell: Finalise
 5742 15:01:35.626124  / # 
 5743 15:01:35.727533  end: 4.2 read-feedback (duration 00:00:01) [common]
 5744 15:01:35.728228  end: 4 finalize (duration 00:00:02) [common]
 5745 15:01:35.728870  Cleaning after the job
 5746 15:01:35.729409  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/ramdisk
 5747 15:01:35.738096  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/kernel
 5748 15:01:35.775221  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/dtb
 5749 15:01:35.776051  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/nfsrootfs
 5750 15:01:35.882605  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/312272/tftp-deploy-mquvd2p2/modules
 5751 15:01:35.890720  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/312272
 5752 15:01:36.611260  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/312272
 5753 15:01:36.611549  Job finished correctly