Boot log: juno-uboot

    1 01:26:00.939878  lava-dispatcher, installed at version: 2024.01
    2 01:26:00.940230  start: 0 validate
    3 01:26:00.940456  Start time: 2024-06-26 01:26:00.940446+00:00 (UTC)
    4 01:26:00.940735  Validating that http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/arm64/initrd.cpio.gz exists
    5 01:26:01.265630  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/kernel/Image exists
    6 01:26:01.418480  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/dtbs/arm/juno.dtb exists
    7 01:26:01.570870  Validating that http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/arm64/full.rootfs.tar.xz exists
    8 01:26:01.717375  Validating that http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/modules.tar.xz exists
    9 01:26:01.872181  validate duration: 0.93
   11 01:26:01.873420  start: 1 tftp-deploy (timeout 00:10:00) [common]
   12 01:26:01.873934  start: 1.1 download-retry (timeout 00:10:00) [common]
   13 01:26:01.874451  start: 1.1.1 http-download (timeout 00:10:00) [common]
   14 01:26:01.875163  Not decompressing ramdisk as can be used compressed.
   15 01:26:01.875725  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/arm64/initrd.cpio.gz
   16 01:26:01.876063  saving as /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/ramdisk/initrd.cpio.gz
   17 01:26:01.876375  total size: 5628169 (5 MB)
   18 01:26:02.166150  progress   0 % (0 MB)
   19 01:26:02.596037  progress   5 % (0 MB)
   20 01:26:02.741014  progress  10 % (0 MB)
   21 01:26:02.748958  progress  15 % (0 MB)
   22 01:26:02.887373  progress  20 % (1 MB)
   23 01:26:02.895474  progress  25 % (1 MB)
   24 01:26:02.904131  progress  30 % (1 MB)
   25 01:26:03.027597  progress  35 % (1 MB)
   26 01:26:03.035874  progress  40 % (2 MB)
   27 01:26:03.045024  progress  45 % (2 MB)
   28 01:26:03.052856  progress  50 % (2 MB)
   29 01:26:03.061493  progress  55 % (2 MB)
   30 01:26:03.069189  progress  60 % (3 MB)
   31 01:26:03.164261  progress  65 % (3 MB)
   32 01:26:03.173448  progress  70 % (3 MB)
   33 01:26:03.181707  progress  75 % (4 MB)
   34 01:26:03.190784  progress  80 % (4 MB)
   35 01:26:03.198512  progress  85 % (4 MB)
   36 01:26:03.206521  progress  90 % (4 MB)
   37 01:26:03.213707  progress  95 % (5 MB)
   38 01:26:03.219259  progress 100 % (5 MB)
   39 01:26:03.220034  5 MB downloaded in 1.34 s (3.99 MB/s)
   40 01:26:03.220527  end: 1.1.1 http-download (duration 00:00:01) [common]
   42 01:26:03.221337  end: 1.1 download-retry (duration 00:00:01) [common]
   43 01:26:03.221647  start: 1.2 download-retry (timeout 00:09:59) [common]
   44 01:26:03.221939  start: 1.2.1 http-download (timeout 00:09:59) [common]
   45 01:26:03.222390  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/kernel/Image
   46 01:26:03.222612  saving as /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/kernel/Image
   47 01:26:03.222802  total size: 44091904 (42 MB)
   48 01:26:03.222993  No compression specified
   49 01:26:03.373924  progress   0 % (0 MB)
   50 01:26:03.413295  progress   5 % (2 MB)
   51 01:26:03.547916  progress  10 % (4 MB)
   52 01:26:03.671717  progress  15 % (6 MB)
   53 01:26:03.810905  progress  20 % (8 MB)
   54 01:26:03.849474  progress  25 % (10 MB)
   55 01:26:03.977256  progress  30 % (12 MB)
   56 01:26:04.107112  progress  35 % (14 MB)
   57 01:26:04.238061  progress  40 % (16 MB)
   58 01:26:04.276572  progress  45 % (18 MB)
   59 01:26:04.412261  progress  50 % (21 MB)
   60 01:26:04.539717  progress  55 % (23 MB)
   61 01:26:04.665633  progress  60 % (25 MB)
   62 01:26:04.712786  progress  65 % (27 MB)
   63 01:26:04.839179  progress  70 % (29 MB)
   64 01:26:04.968780  progress  75 % (31 MB)
   65 01:26:05.100351  progress  80 % (33 MB)
   66 01:26:05.152290  progress  85 % (35 MB)
   67 01:26:05.278854  progress  90 % (37 MB)
   68 01:26:05.539503  progress  95 % (39 MB)
   69 01:26:05.668074  progress 100 % (42 MB)
   70 01:26:05.668690  42 MB downloaded in 2.45 s (17.19 MB/s)
   71 01:26:05.669084  end: 1.2.1 http-download (duration 00:00:02) [common]
   73 01:26:05.669708  end: 1.2 download-retry (duration 00:00:02) [common]
   74 01:26:05.669952  start: 1.3 download-retry (timeout 00:09:56) [common]
   75 01:26:05.670239  start: 1.3.1 http-download (timeout 00:09:56) [common]
   76 01:26:05.670585  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/dtbs/arm/juno.dtb
   77 01:26:05.670784  saving as /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/dtb/juno.dtb
   78 01:26:05.670947  total size: 23985 (0 MB)
   79 01:26:05.671111  No compression specified
   80 01:26:05.818996  progress 100 % (0 MB)
   81 01:26:05.819834  0 MB downloaded in 0.15 s (0.15 MB/s)
   82 01:26:05.820297  end: 1.3.1 http-download (duration 00:00:00) [common]
   84 01:26:05.821070  end: 1.3 download-retry (duration 00:00:00) [common]
   85 01:26:05.821360  start: 1.4 download-retry (timeout 00:09:56) [common]
   86 01:26:05.821646  start: 1.4.1 http-download (timeout 00:09:56) [common]
   87 01:26:05.822092  downloading http://storage.kernelci.org/images/rootfs/debian/bookworm-kselftest/20240313.0/arm64/full.rootfs.tar.xz
   88 01:26:05.822334  saving as /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/nfsrootfs/full.rootfs.tar
   89 01:26:05.822537  total size: 120894716 (115 MB)
   90 01:26:05.822747  Using unxz to decompress xz
   91 01:26:05.969110  progress   0 % (0 MB)
   92 01:26:06.560098  progress   5 % (5 MB)
   93 01:26:07.154410  progress  10 % (11 MB)
   94 01:26:07.727339  progress  15 % (17 MB)
   95 01:26:08.251189  progress  20 % (23 MB)
   96 01:26:08.715588  progress  25 % (28 MB)
   97 01:26:09.291895  progress  30 % (34 MB)
   98 01:26:09.828652  progress  35 % (40 MB)
   99 01:26:10.124832  progress  40 % (46 MB)
  100 01:26:10.451069  progress  45 % (51 MB)
  101 01:26:10.987985  progress  50 % (57 MB)
  102 01:26:11.592323  progress  55 % (63 MB)
  103 01:26:12.163503  progress  60 % (69 MB)
  104 01:26:12.747759  progress  65 % (74 MB)
  105 01:26:13.350676  progress  70 % (80 MB)
  106 01:26:13.974441  progress  75 % (86 MB)
  107 01:26:14.565134  progress  80 % (92 MB)
  108 01:26:15.153225  progress  85 % (98 MB)
  109 01:26:15.740794  progress  90 % (103 MB)
  110 01:26:16.295088  progress  95 % (109 MB)
  111 01:26:16.865123  progress 100 % (115 MB)
  112 01:26:16.873573  115 MB downloaded in 11.05 s (10.43 MB/s)
  113 01:26:16.873871  end: 1.4.1 http-download (duration 00:00:11) [common]
  115 01:26:16.874290  end: 1.4 download-retry (duration 00:00:11) [common]
  116 01:26:16.874450  start: 1.5 download-retry (timeout 00:09:45) [common]
  117 01:26:16.874606  start: 1.5.1 http-download (timeout 00:09:45) [common]
  118 01:26:16.874849  downloading http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/modules.tar.xz
  119 01:26:16.874967  saving as /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/modules/modules.tar
  120 01:26:16.875083  total size: 8588924 (8 MB)
  121 01:26:16.875199  Using unxz to decompress xz
  122 01:26:17.022865  progress   0 % (0 MB)
  123 01:26:17.064675  progress   5 % (0 MB)
  124 01:26:17.104214  progress  10 % (0 MB)
  125 01:26:17.143402  progress  15 % (1 MB)
  126 01:26:17.186184  progress  20 % (1 MB)
  127 01:26:17.227396  progress  25 % (2 MB)
  128 01:26:17.267879  progress  30 % (2 MB)
  129 01:26:17.308907  progress  35 % (2 MB)
  130 01:26:17.349527  progress  40 % (3 MB)
  131 01:26:17.392990  progress  45 % (3 MB)
  132 01:26:17.436727  progress  50 % (4 MB)
  133 01:26:17.479692  progress  55 % (4 MB)
  134 01:26:17.520392  progress  60 % (4 MB)
  135 01:26:17.562263  progress  65 % (5 MB)
  136 01:26:17.603032  progress  70 % (5 MB)
  137 01:26:17.645687  progress  75 % (6 MB)
  138 01:26:17.686796  progress  80 % (6 MB)
  139 01:26:17.729265  progress  85 % (6 MB)
  140 01:26:17.767872  progress  90 % (7 MB)
  141 01:26:17.812174  progress  95 % (7 MB)
  142 01:26:17.853468  progress 100 % (8 MB)
  143 01:26:17.860905  8 MB downloaded in 0.99 s (8.31 MB/s)
  144 01:26:17.861213  end: 1.5.1 http-download (duration 00:00:01) [common]
  146 01:26:17.861619  end: 1.5 download-retry (duration 00:00:01) [common]
  147 01:26:17.861779  start: 1.6 prepare-tftp-overlay (timeout 00:09:44) [common]
  148 01:26:17.861935  start: 1.6.1 extract-nfsrootfs (timeout 00:09:44) [common]
  149 01:26:23.576115  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v
  150 01:26:23.576448  end: 1.6.1 extract-nfsrootfs (duration 00:00:06) [common]
  151 01:26:23.576660  start: 1.6.2 lava-overlay (timeout 00:09:38) [common]
  152 01:26:23.576999  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a
  153 01:26:23.577230  makedir: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin
  154 01:26:23.577419  makedir: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/tests
  155 01:26:23.577592  makedir: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/results
  156 01:26:23.577761  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-add-keys
  157 01:26:23.578245  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-add-sources
  158 01:26:23.578502  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-background-process-start
  159 01:26:23.578746  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-background-process-stop
  160 01:26:23.578996  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-common-functions
  161 01:26:23.579234  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-echo-ipv4
  162 01:26:23.579464  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-install-packages
  163 01:26:23.579684  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-installed-packages
  164 01:26:23.579896  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-os-build
  165 01:26:23.580109  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-probe-channel
  166 01:26:23.580321  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-probe-ip
  167 01:26:23.580537  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-target-ip
  168 01:26:23.580760  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-target-mac
  169 01:26:23.580990  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-target-storage
  170 01:26:23.581217  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-case
  171 01:26:23.581443  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-event
  172 01:26:23.581667  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-feedback
  173 01:26:23.581881  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-raise
  174 01:26:23.582103  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-reference
  175 01:26:23.582325  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-runner
  176 01:26:23.582542  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-set
  177 01:26:23.582762  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-test-shell
  178 01:26:23.582988  Updating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-add-keys (debian)
  179 01:26:23.583271  Updating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-add-sources (debian)
  180 01:26:23.583534  Updating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-install-packages (debian)
  181 01:26:23.583789  Updating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-installed-packages (debian)
  182 01:26:23.584038  Updating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/bin/lava-os-build (debian)
  183 01:26:23.584257  Creating /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/environment
  184 01:26:23.584434  LAVA metadata
  185 01:26:23.584558  - LAVA_JOB_ID=469336
  186 01:26:23.584676  - LAVA_DISPATCHER_IP=192.168.56.230
  187 01:26:23.584882  start: 1.6.2.1 ssh-authorize (timeout 00:09:38) [common]
  188 01:26:23.585300  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  189 01:26:23.585462  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:38) [common]
  190 01:26:23.585588  skipped lava-vland-overlay
  191 01:26:23.585730  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  192 01:26:23.585925  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:38) [common]
  193 01:26:23.586283  skipped lava-multinode-overlay
  194 01:26:23.586431  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  195 01:26:23.586577  start: 1.6.2.4 test-definition (timeout 00:09:38) [common]
  196 01:26:23.586708  Loading test definitions
  197 01:26:23.586861  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:38) [common]
  198 01:26:23.586973  Using /lava-469336 at stage 0
  199 01:26:23.587476  uuid=469336_1.6.2.4.1 testdef=None
  200 01:26:23.587631  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  201 01:26:23.587772  start: 1.6.2.4.2 test-overlay (timeout 00:09:38) [common]
  202 01:26:23.588470  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  204 01:26:23.588850  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:38) [common]
  205 01:26:23.589863  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  207 01:26:23.590291  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:38) [common]
  208 01:26:23.591251  runner path: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/0/tests/0_timesync-off test_uuid 469336_1.6.2.4.1
  209 01:26:23.591538  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  211 01:26:23.591929  start: 1.6.2.4.5 git-repo-action (timeout 00:09:38) [common]
  212 01:26:23.592060  Using /lava-469336 at stage 0
  213 01:26:23.592249  Fetching tests from https://github.com/kernelci/test-definitions.git
  214 01:26:23.592391  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/0/tests/1_kselftest-lkdtm'
  215 01:26:26.078095  Running '/usr/bin/git checkout kernelci.org
  216 01:26:26.175797  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  217 01:26:26.176506  uuid=469336_1.6.2.4.5 testdef=None
  218 01:26:26.176725  end: 1.6.2.4.5 git-repo-action (duration 00:00:03) [common]
  220 01:26:26.177157  start: 1.6.2.4.6 test-overlay (timeout 00:09:36) [common]
  221 01:26:26.178362  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  223 01:26:26.178773  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:36) [common]
  224 01:26:26.180381  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  226 01:26:26.180820  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:36) [common]
  227 01:26:26.182427  runner path: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/0/tests/1_kselftest-lkdtm test_uuid 469336_1.6.2.4.5
  228 01:26:26.182595  BOARD='juno-uboot'
  229 01:26:26.182728  BRANCH='cip'
  230 01:26:26.182849  SKIPFILE='/dev/null'
  231 01:26:26.182963  SKIP_INSTALL='True'
  232 01:26:26.183074  TESTPROG_URL='http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz'
  233 01:26:26.183189  TST_CASENAME=''
  234 01:26:26.183280  TST_CMDFILES='lkdtm'
  235 01:26:26.183548  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  237 01:26:26.183891  Creating lava-test-runner.conf files
  238 01:26:26.183993  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/469336/lava-overlay-jtnlga9a/lava-469336/0 for stage 0
  239 01:26:26.184159  - 0_timesync-off
  240 01:26:26.184274  - 1_kselftest-lkdtm
  241 01:26:26.184465  end: 1.6.2.4 test-definition (duration 00:00:03) [common]
  242 01:26:26.184625  start: 1.6.2.5 compress-overlay (timeout 00:09:36) [common]
  243 01:26:38.145023  end: 1.6.2.5 compress-overlay (duration 00:00:12) [common]
  244 01:26:38.145264  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:24) [common]
  245 01:26:38.145441  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  246 01:26:38.145606  end: 1.6.2 lava-overlay (duration 00:00:15) [common]
  247 01:26:38.145767  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:24) [common]
  248 01:26:38.362418  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  249 01:26:38.362680  start: 1.6.4 extract-modules (timeout 00:09:24) [common]
  250 01:26:38.362853  extracting modules file /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/modules/modules.tar to /var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v
  251 01:26:38.674650  extracting modules file /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/modules/modules.tar to /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk
  252 01:26:38.995697  end: 1.6.4 extract-modules (duration 00:00:01) [common]
  253 01:26:38.995930  start: 1.6.5 apply-overlay-tftp (timeout 00:09:23) [common]
  254 01:26:38.996096  [common] Applying overlay to NFS
  255 01:26:38.996223  [common] Applying overlay /var/lib/lava/dispatcher/tmp/469336/compress-overlay-soqr_0a7/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v
  256 01:26:40.343329  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  257 01:26:40.343575  start: 1.6.6 prepare-kernel (timeout 00:09:22) [common]
  258 01:26:40.343773  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:22) [common]
  259 01:26:40.343925  Converting downloaded kernel to a uImage
  260 01:26:40.344113  mkimage -A arm64 -O linux -T kernel -C none -a 0x80200000 -e 0x80200000 -d /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/kernel/Image /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/kernel/uImage
  261 01:26:40.883870  output: Image Name:   
  262 01:26:40.884070  output: Created:      Wed Jun 26 01:26:40 2024
  263 01:26:40.884197  output: Image Type:   AArch64 Linux Kernel Image (uncompressed)
  264 01:26:40.884306  output: Data Size:    44091904 Bytes = 43058.50 KiB = 42.05 MiB
  265 01:26:40.884411  output: Load Address: 80200000
  266 01:26:40.884512  output: Entry Point:  80200000
  267 01:26:40.884610  output: 
  268 01:26:40.884779  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:01) [common]
  269 01:26:40.884926  end: 1.6.6 prepare-kernel (duration 00:00:01) [common]
  270 01:26:40.885074  start: 1.6.7 configure-preseed-file (timeout 00:09:21) [common]
  271 01:26:40.885229  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  272 01:26:40.885364  start: 1.6.8 compress-ramdisk (timeout 00:09:21) [common]
  273 01:26:40.885492  Building ramdisk /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk
  274 01:26:41.634862  >> 134600 blocks

  275 01:26:45.171164  Adding RAMdisk u-boot header.
  276 01:26:45.171375  mkimage -A arm64 -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk.cpio.gz.uboot
  277 01:26:45.359379  output: Image Name:   
  278 01:26:45.359577  output: Created:      Wed Jun 26 01:26:45 2024
  279 01:26:45.359706  output: Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  280 01:26:45.359824  output: Data Size:    18838344 Bytes = 18396.82 KiB = 17.97 MiB
  281 01:26:45.359940  output: Load Address: 00000000
  282 01:26:45.360052  output: Entry Point:  00000000
  283 01:26:45.360160  output: 
  284 01:26:45.360342  rename /var/lib/lava/dispatcher/tmp/469336/extract-overlay-ramdisk-4b4e87a5/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  285 01:26:45.360525  end: 1.6.8 compress-ramdisk (duration 00:00:04) [common]
  286 01:26:45.360668  end: 1.6 prepare-tftp-overlay (duration 00:00:27) [common]
  287 01:26:45.360816  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:17) [common]
  288 01:26:45.360939  No LXC device requested
  289 01:26:45.361078  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  290 01:26:45.361223  start: 1.8 deploy-device-env (timeout 00:09:17) [common]
  291 01:26:45.361361  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  292 01:26:45.361474  Checking files for TFTP limit of 4294967296 bytes.
  293 01:26:45.362156  end: 1 tftp-deploy (duration 00:00:43) [common]
  294 01:26:45.362326  start: 2 uboot-action (timeout 00:05:00) [common]
  295 01:26:45.362475  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  296 01:26:45.362619  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  297 01:26:45.362757  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  298 01:26:45.362910  Using kernel file from prepare-kernel: 469336/tftp-deploy-ygt09h66/kernel/uImage
  299 01:26:45.363101  substitutions:
  300 01:26:45.363209  - {BOOTX}: bootm 0x80200000 0x8fe00000 0x8fc00000
  301 01:26:45.363323  - {DTB_ADDR}: 0x8fc00000
  302 01:26:45.363433  - {DTB}: 469336/tftp-deploy-ygt09h66/dtb/juno.dtb
  303 01:26:45.363542  - {INITRD}: 469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  304 01:26:45.363635  - {KERNEL_ADDR}: 0x80200000
  305 01:26:45.363726  - {KERNEL}: 469336/tftp-deploy-ygt09h66/kernel/uImage
  306 01:26:45.363818  - {LAVA_MAC}: None
  307 01:26:45.363920  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v
  308 01:26:45.364013  - {NFS_SERVER_IP}: 192.168.56.230
  309 01:26:45.364103  - {PRESEED_CONFIG}: None
  310 01:26:45.364191  - {PRESEED_LOCAL}: None
  311 01:26:45.364279  - {RAMDISK_ADDR}: 0x8fe00000
  312 01:26:45.364368  - {RAMDISK}: 469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  313 01:26:45.364458  - {ROOT_PART}: None
  314 01:26:45.364545  - {ROOT}: None
  315 01:26:45.364634  - {SERVER_IP}: 192.168.56.230
  316 01:26:45.364722  - {TEE_ADDR}: 0x83000000
  317 01:26:45.364810  - {TEE}: None
  318 01:26:45.364900  Parsed boot commands:
  319 01:26:45.364986  - setenv autoload no
  320 01:26:45.365074  - setenv initrd_high 0xffffffffffffffff
  321 01:26:45.365163  - setenv fdt_high 0xffffffffffffffff
  322 01:26:45.365250  - dhcp
  323 01:26:45.365337  - setenv serverip 192.168.56.230
  324 01:26:45.365424  - tftp 0x80200000 469336/tftp-deploy-ygt09h66/kernel/uImage
  325 01:26:45.365511  - tftp 0x8fe00000 469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  326 01:26:45.365599  - setenv initrd_size ${filesize}
  327 01:26:45.365688  - tftp 0x8fc00000 469336/tftp-deploy-ygt09h66/dtb/juno.dtb
  328 01:26:45.365775  - setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  329 01:26:45.365868  - bootm 0x80200000 0x8fe00000 0x8fc00000
  330 01:26:45.365992  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  332 01:26:45.366340  start: 2.3 connect-device (timeout 00:05:00) [common]
  333 01:26:45.366446  [common] connect-device Connecting to device using 'telnet 127.0.0.1 63001'
  334 01:26:45.370936  Setting prompt string to ['lava-test: # ']
  335 01:26:45.371408  end: 2.3 connect-device (duration 00:00:00) [common]
  336 01:26:45.371605  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  337 01:26:45.371773  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  338 01:26:45.371963  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  339 01:26:45.372348  Calling: 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/reboot?hostname=apc54a00b1&port=1'
  340 01:26:52.506925  >> OK - accepted request

  341 01:26:52.509201  Returned 0 in 7 seconds
  342 01:26:52.610330  end: 2.4.1.1 pdu-reboot (duration 00:00:07) [common]
  344 01:26:52.611737  end: 2.4.1 reset-device (duration 00:00:07) [common]
  345 01:26:52.612291  start: 2.4.2 bootloader-interrupt (timeout 00:04:53) [common]
  346 01:26:52.612775  Setting prompt string to ['Hit any key to stop autoboot']
  347 01:26:52.613195  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  348 01:26:52.614599  Trying 127.0.0.1...
  349 01:26:52.615007  Connected to 127.0.0.1.
  350 01:26:52.615418  Escape character is '^]'.
  351 01:26:52.906228  
  352 01:26:52.906491  
  353 01:26:52.906714  ARM V2M-Juno Boot loader v1.0.0
  354 01:26:52.906914  HBI0262 build 2068
  355 01:26:52.907107  
  356 01:26:52.909334  MBbios update in progress DO NOT SWITCH OFF...
  357 01:27:03.540049  
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%
  358 01:27:03.556058  MBbios update complete.
  359 01:27:04.239302  
  360 01:27:04.239812  ARM V2M_Juno Firmware v1.5.1
  361 01:27:04.240159  Build Date: Apr  3 2019
  362 01:27:04.240471  
  363 01:27:04.242489  Time :  00:00:00 
  364 01:27:04.242938  Date :  01:01:2000 
  365 01:27:04.466246  
  366 01:27:04.466725  Press Enter to stop auto boot...
  367 01:27:04.467069  
  368 01:27:09.581939  
  369 01:27:09.582502  Powering up system...
  370 01:27:09.789788  
  371 01:27:09.790358  Switching on ATXPSU...
  372 01:27:11.452442  PMIC RAM configuration (pms_v103.bin)...
  373 01:27:15.492889  MBtemp   : 40 degC
  374 01:27:15.493414  
  375 01:27:15.496114  Configuring motherboard (rev B, var A)...
  376 01:27:15.496740  IOFPGA image \MB\HBI0262B\io_b118.bit
  377 01:27:18.933094  IOFPGA  config: PASSED
  378 01:27:20.979480  OSC CLK config: PASSED
  379 01:27:21.024626  
  380 01:27:21.025112  Configuring SCC registers...
  381 01:27:21.025432  Writing SCC 0x00000054 with 0x0007FFFE
  382 01:27:21.025734  Writing SCC 0x0000005C with 0x00FE001E
  383 01:27:21.026041  Writing SCC 0x00000100 with 0x003F1000
  384 01:27:21.026324  Writing SCC 0x00000104 with 0x0001F300
  385 01:27:21.026594  Writing SCC 0x00000108 with 0x00371000
  386 01:27:21.027200  Writing SCC 0x0000010C with 0x0001B300
  387 01:27:21.027511  Writing SCC 0x00000118 with 0x003F1000
  388 01:27:21.027952  Writing SCC 0x0000011C with 0x0001F100
  389 01:27:21.028245  Writing SCC 0x000000F8 with 0x0BEC0000
  390 01:27:21.028517  Writing SCC 0x000000FC with 0xABE40000
  391 01:27:21.028863  Writing SCC 0x0000000C with 0x000000C2
  392 01:27:21.056225  Writing SCC 0x00000010 with 0x000000C2
  393 01:27:21.056683  
  394 01:27:21.057003  Peripheral ID0:0x000000AD
  395 01:27:21.057296  Peripheral ID1:0x000000B0
  396 01:27:21.057582  Peripheral ID2:0x0000000B
  397 01:27:21.057853  Peripheral ID3:0x00000000
  398 01:27:21.058483  Peripheral ID4:0x0000000D
  399 01:27:21.058801  Peripheral ID5:0x000000F0
  400 01:27:21.059529  Peripheral ID6:0x00000005
  401 01:27:21.059872  Peripheral ID7:0x000000B1
  402 01:27:21.060151  
  403 01:27:21.171247  Programming NOR Flash
  404 01:27:22.098447  PCIE clock configured...
  405 01:27:22.290283  
  406 01:27:22.318171  Testing motherboard interfaces (FPGA build 118)...
  407 01:27:22.321343  SRAM 32MB test: PASSED
  408 01:27:22.608970  LAN9118   test: PASSED
  409 01:27:22.848793  ERROR: SMC USB SRAM mode lock
  410 01:27:22.864779  SMC USB   test: FAILED
  411 01:27:22.880775  KMI1/2    test: PASSED
  412 01:27:22.896737  MMC       test: PASSED
  413 01:27:22.912709  PB/LEDs   test: PASSED
  414 01:27:22.928704  FPGA UART test: PASSED
  415 01:27:23.168567  PCIe init test: PASSED
  416 01:27:23.184513  MAC addrs test: PASSED
  417 01:27:23.184958  
  418 01:27:23.232504  SMC MAC address 0002-F700-584D
  419 01:27:23.248466  Setting HDMI0 mode for SVGA.
  420 01:27:23.376350  Setting HDMI1 mode for SVGA.
  421 01:27:23.472220  
  422 01:27:23.600114  SoC SMB clock enabled.
  423 01:27:23.712069  
  424 01:27:23.728017  Testing SMB clock...
  425 01:27:23.839968  SMB clock running
  426 01:27:23.887934  Releasing system resets...
  427 01:27:23.999885  
  428 01:27:24.000368  UART0 set to SoC UART0
  429 01:27:24.000792  UART1 set to SoC UART1
  430 01:27:24.001188  
  431 01:27:24.122683  NOTICE:  Booting Trusted Firmware
  432 01:27:24.125927  NOTICE:  BL1: v2.1(release):v2.2-rc0
  433 01:27:24.126462  NOTICE:  BL1: Built : 02:01:47, Apr 13 2022
  434 01:27:24.148643  NOTICE:  BL1: Booting BL2
  435 01:27:24.151921  NOTICE:  BL2: v2.1(release):v2.2-rc0
  436 01:27:24.152368  NOTICE:  BL2: Built : 02:01:49, Apr 13 2022
  437 01:27:25.640488  NOTICE:  BL1: Booting BL31
  438 01:27:25.640992  NOTICE:  BL31: v2.1(release):v2.2-rc0
  439 01:27:25.643727  NOTICE:  BL31: Built : 02:01:52, Apr 13 2022
  440 01:27:26.049992  
  441 01:27:26.050283  
  442 01:27:26.053128  U-Boot 2022.04-00567-gb2a22b2c9f-dirty (Apr 14 2022 - 01:11:52 +0100) vexpress_aemv8a
  443 01:27:26.053380  
  444 01:27:26.389025  DRAM:  8 GiB
  445 01:27:26.449789  PCIe XR3 Host Bridge enabled: x4 link (Gen 2)
  446 01:27:26.450292  Core:  21 devices, 8 uclasses, devicetree: board
  447 01:27:26.453039  Flash: 64 MiB
  448 01:27:26.493736  Loading Environment from Flash... *** Warning - bad CRC, using default environment
  449 01:27:26.494230  
  450 01:27:26.494663  In:    serial@7ff80000
  451 01:27:26.495064  Out:   serial@7ff80000
  452 01:27:26.495456  Err:   serial@7ff80000
  453 01:27:26.495834  Net:   eth0: ethernet@200000000
  455 01:27:26.547866  Hit any key to stop autoboot:  1 
  456 01:27:26.548646  end: 2.4.2 bootloader-interrupt (duration 00:00:34) [common]
  457 01:27:26.549250  start: 2.4.3 bootloader-commands (timeout 00:04:19) [common]
  458 01:27:26.549685  Setting prompt string to ['VExpress64#']
  459 01:27:26.550176  bootloader-commands: Wait for prompt ['VExpress64#'] (timeout 00:04:19)
  460 01:27:26.576891   0 
  461 01:27:26.577768  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']
  462 01:27:26.578264  Sending with 100 millisecond of delay
  464 01:27:29.334615  VExpress64# setenv autoload no
  465 01:27:29.435325  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 00:04:16)
  466 01:27:29.441507  setenv autoload no
  467 01:27:29.442602  Sending with 100 millisecond of delay
  469 01:27:35.054549  VExpress64# setenv initrd_high 0xffffffffffffffff
  470 01:27:35.155244  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 00:04:10)
  471 01:27:35.156019  setenv initrd_high 0xffffffffffffffff
  472 01:27:35.156640  Sending with 100 millisecond of delay
  474 01:27:40.317265  VExpress64# setenv fdt_high 0xffffffffffffffff
  475 01:27:40.417959  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 00:04:05)
  476 01:27:40.418772  setenv fdt_high 0xffffffffffffffff
  477 01:27:40.419396  Sending with 100 millisecond of delay
  479 01:27:41.071374  VExpress64# dhcp
  480 01:27:41.172063  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)
  481 01:27:41.172799  dhcp
  482 01:27:41.173162  smc911x: detected LAN9118 controller
  483 01:27:42.680200  smc911x: phy initialized
  484 01:27:42.680701  smc911x: MAC 00:02:f7:00:58:4d
  485 01:27:42.683421  BOOTP broadcast 1
  486 01:27:42.923100  BOOTP broadcast 2
  487 01:27:43.434387  BOOTP broadcast 3
  488 01:27:44.425876  BOOTP broadcast 4
  489 01:27:46.424390  BOOTP broadcast 5
  490 01:27:46.440360  *** Unhandled DHCP Option in OFFER/ACK: 42
  491 01:27:46.471078  *** Unhandled DHCP Option in OFFER/ACK: 42
  492 01:27:46.471509  DHCP client bound to address 192.168.56.209 (3784 ms)
  493 01:27:46.474379  smc911x: MAC 00:02:f7:00:58:4d
  494 01:27:46.475092  Sending with 100 millisecond of delay
  496 01:27:51.034664  VExpress64# setenv serverip 192.168.56.230
  497 01:27:51.135370  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 00:03:54)
  498 01:27:51.136156  setenv serverip 192.168.56.230
  499 01:27:51.136808  Sending with 100 millisecond of delay
  501 01:27:59.754275  VExpress64# tftp 0x80200000 469336/tftp-deploy-ygt09h66/kernel/uImage
  502 01:27:59.854985  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 00:03:46)
  503 01:27:59.855765  tftp 0x80200000 469336/tftp-deploy-ygt09h66/kernel/uImage
  504 01:27:59.856129  smc911x: detected LAN9118 controller
  505 01:28:01.382653  smc911x: phy initialized
  506 01:28:01.383146  smc911x: MAC 00:02:f7:00:58:4d
  507 01:28:01.383473  Using ethernet@200000000 device
  508 01:28:01.383774  TFTP from server 192.168.56.230; our IP address is 192.168.56.209
  509 01:28:01.385838  Filename '469336/tftp-deploy-ygt09h66/kernel/uImage'.
  510 01:28:01.386356  Load address: 0x80200000
  511 01:28:06.693078  Loading: *#################################################################
  512 01:28:07.012713  	 #################################################################
  513 01:28:07.332459  	 #################################################################
  514 01:28:07.620215  	 #################################################################
  515 01:28:07.939897  	 #################################################################
  516 01:28:08.275615  	 #################################################################
  517 01:28:08.595431  	 #################################################################
  518 01:28:08.899164  	 #################################################################
  519 01:28:09.218886  	 #################################################################
  520 01:28:09.538629  	 #################################################################
  521 01:28:09.858389  	 #################################################################
  522 01:28:10.194086  	 #################################################################
  523 01:28:10.513829  	 #################################################################
  524 01:28:10.881942  	 #################################################################
  525 01:28:11.265580  	 #################################################################
  526 01:28:11.633422  	 #################################################################
  527 01:28:12.016991  	 #################################################################
  528 01:28:12.400604  	 #################################################################
  529 01:28:12.784325  	 #################################################################
  530 01:28:13.152022  	 #################################################################
  531 01:28:13.535669  	 #################################################################
  532 01:28:13.919361  	 #################################################################
  533 01:28:14.303073  	 #################################################################
  534 01:28:14.670826  	 #################################################################
  535 01:28:15.054573  	 #################################################################
  536 01:28:15.406118  	 #################################################################
  537 01:28:15.789804  	 #################################################################
  538 01:28:16.157660  	 #################################################################
  539 01:28:16.525324  	 #################################################################
  540 01:28:16.909041  	 #################################################################
  541 01:28:17.276676  	 #################################################################
  542 01:28:17.660296  	 #################################################################
  543 01:28:18.043987  	 #################################################################
  544 01:28:18.427672  	 #################################################################
  545 01:28:18.795450  	 #################################################################
  546 01:28:19.178973  	 #################################################################
  547 01:28:19.562774  	 #################################################################
  548 01:28:19.930398  	 #################################################################
  549 01:28:20.314124  	 #################################################################
  550 01:28:20.697685  	 #################################################################
  551 01:28:21.065557  	 #################################################################
  552 01:28:21.433231  	 #################################################################
  553 01:28:21.816856  	 #################################################################
  554 01:28:22.184683  	 #################################################################
  555 01:28:22.552360  	 #################################################################
  556 01:28:22.904023  	 #################################################################
  557 01:28:22.984000  	 ##############
  558 01:28:22.984496  	 1.9 MiB/s
  559 01:28:22.984930  done
  560 01:28:23.001926  Bytes transferred = 44091968 (2a0ca40 hex)
  561 01:28:23.002407  smc911x: MAC 00:02:f7:00:58:4d
  562 01:28:23.005605  Sending with 100 millisecond of delay
  564 01:28:34.027964  VExpress64# tftp 0x8fe00000 469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  565 01:28:34.128690  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 00:03:11)
  566 01:28:34.129466  tftp 0x8fe00000 469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot
  567 01:28:34.129825  smc911x: detected LAN9118 controller
  568 01:28:35.607000  smc911x: phy initialized
  569 01:28:35.607499  smc911x: MAC 00:02:f7:00:58:4d
  570 01:28:35.607837  Using ethernet@200000000 device
  571 01:28:35.608143  TFTP from server 192.168.56.230; our IP address is 192.168.56.209
  572 01:28:35.608443  Filename '469336/tftp-deploy-ygt09h66/ramdisk/ramdisk.cpio.gz.uboot'.
  573 01:28:35.608738  Load address: 0x8fe00000
  574 01:28:40.933671  Loading: *#################################################################
  575 01:28:41.237338  	 #################################################################
  576 01:28:41.557139  	 #################################################################
  577 01:28:41.876853  	 #################################################################
  578 01:28:42.196656  	 #################################################################
  579 01:28:42.516389  	 #################################################################
  580 01:28:42.820199  	 #################################################################
  581 01:28:43.123872  	 #################################################################
  582 01:28:43.427665  	 #################################################################
  583 01:28:43.715392  	 #################################################################
  584 01:28:44.019245  	 #################################################################
  585 01:28:44.322825  	 #################################################################
  586 01:28:44.626602  	 #################################################################
  587 01:28:44.946336  	 #################################################################
  588 01:28:45.250164  	 #################################################################
  589 01:28:45.569894  	 #################################################################
  590 01:28:45.905682  	 #################################################################
  591 01:28:46.225557  	 #################################################################
  592 01:28:46.561277  	 #################################################################
  593 01:28:46.810093  	 #################################################
  594 01:28:46.810588  	 1.6 MiB/s
  595 01:28:46.810928  done
  596 01:28:46.813436  Bytes transferred = 18838408 (11f7388 hex)
  597 01:28:46.813873  smc911x: MAC 00:02:f7:00:58:4d
  598 01:28:46.814621  Sending with 100 millisecond of delay
  600 01:28:51.374259  VExpress64# setenv initrd_size ${filesize}
  601 01:28:51.474969  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)
  602 01:28:51.475738  setenv initrd_size ${filesize}
  603 01:28:51.476349  Sending with 100 millisecond of delay
  605 01:28:59.943509  VExpress64# tftp 0x8fc00000 469336/tftp-deploy-ygt09h66/dtb/juno.dtb
  606 01:29:00.044213  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)
  607 01:29:00.044969  tftp 0x8fc00000 469336/tftp-deploy-ygt09h66/dtb/juno.dtb
  608 01:29:00.045344  smc911x: detected LAN9118 controller
  609 01:29:01.547603  smc911x: phy initialized
  610 01:29:01.548101  smc911x: MAC 00:02:f7:00:58:4d
  611 01:29:01.548432  Using ethernet@200000000 device
  612 01:29:01.548733  TFTP from server 192.168.56.230; our IP address is 192.168.56.209
  613 01:29:01.550803  Filename '469336/tftp-deploy-ygt09h66/dtb/juno.dtb'.
  614 01:29:01.551263  Load address: 0x8fc00000
  615 01:29:06.560362  Loading: *##
  616 01:29:06.560635  	 3.9 KiB/s
  617 01:29:06.560803  done
  618 01:29:06.560953  Bytes transferred = 23985 (5db1 hex)
  619 01:29:06.563520  smc911x: MAC 00:02:f7:00:58:4d
  620 01:29:06.563989  Sending with 100 millisecond of delay
  622 01:29:45.089211  VExpress64# setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  623 01:29:45.189968  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 00:02:00)
  624 01:29:45.190782  setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  625 01:29:45.191428  Sending with 100 millisecond of delay
  627 01:29:50.953301  VExpress64# bootm 0x80200000 0x8fe00000 0x8fc00000
  628 01:29:51.054050  Setting prompt string to ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image']
  629 01:29:51.054617  bootloader-commands: Wait for prompt ['Starting kernel', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:01:54)
  630 01:29:51.055584  bootm 0x80200000 0x8fe00000 0x8fc00000
  631 01:29:51.055968  ## Booting kernel from Legacy Image at 80200000 ...
  632 01:29:51.056376     Image Name:   
  633 01:29:51.056770     Image Type:   AArch64 Linux Kernel Image (uncompressed)
  634 01:29:51.057163     Data Size:    44091904 Bytes = 42 MiB
  635 01:29:51.057543     Load Address: 80200000
  636 01:29:51.057916     Entry Point:  80200000
  637 01:29:51.360053     Verifying Checksum ... OK
  638 01:29:51.388792  ## Loading init Ramdisk from Legacy Image at 8fe00000 ...
  639 01:29:51.389246     Image Name:   
  640 01:29:51.389588     Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  641 01:29:51.389904     Data Size:    18838344 Bytes = 18 MiB
  642 01:29:51.390254     Load Address: 00000000
  643 01:29:51.392110     Entry Point:  00000000
  644 01:29:51.556632     Verifying Checksum ... OK
  645 01:29:51.557157  ## Flattened Device Tree blob at 8fc00000
  646 01:29:51.559897     Booting using the fdt blob at 0x8fc00000
  647 01:29:51.560339     Loading Kernel Image
  648 01:29:51.607709     Using Device Tree in place at 000000008fc00000, end 000000008fc08db0
  649 01:29:51.608168  
  650 01:29:51.608601  Starting kernel ...
  651 01:29:51.608998  
  652 01:29:51.609831  end: 2.4.3 bootloader-commands (duration 00:02:25) [common]
  653 01:29:51.610411  start: 2.4.4 auto-login-action (timeout 00:01:54) [common]
  654 01:29:51.610820  Setting prompt string to ['Linux version [0-9]']
  655 01:29:51.611262  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']
  656 01:29:51.611685  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)
  657 01:29:51.704169  [    0.000000] Booting Linux on physical CPU 0x0000000100 [0x410fd030]
  658 01:29:51.705099  start: 2.4.4.1 login-action (timeout 00:01:54) [common]
  659 01:29:51.705591  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.
  660 01:29:51.706043  Setting prompt string to []
  661 01:29:51.706529  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing']
  662 01:29:51.706947  Using line separator: #'\n'#
  663 01:29:51.707326  No login prompt set.
  664 01:29:51.707745  Parsing kernel messages
  665 01:29:51.708106  ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
  666 01:29:51.708754  [login-action] Waiting for messages, (timeout 00:01:54)
  667 01:29:51.709158  Waiting using forced prompt support (timeout 00:00:57)
  668 01:29:51.711613  [    0.000000] Linux version 5.10.218-cip49 (KernelCI@build-j245523-arm64-gcc-10-defconfig-kselftest-rttgc) (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 Tue Jun 25 23:34:51 UTC 2024
  669 01:29:51.712044  [    0.000000] Machine model: ARM Juno development board (r0)
  670 01:29:51.712462  [    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '')
  671 01:29:51.722770  [    0.000000] printk: bootconsole [pl11] enabled
  672 01:29:51.723221  [    0.000000] efi: UEFI not found.
  673 01:29:51.965473  [    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '115200n8')
  674 01:29:51.965983  [    0.000000] ------------[ cut here ]------------
  675 01:29:51.966455  [    0.000000] console 'pl11' already registered
  676 01:29:51.966857  [    0.000000] WARNING: CPU: 0 PID: 0 at kernel/printk/printk.c:2809 register_console+0x5c/0x300
  677 01:29:51.967259  [    0.000000] Modules linked in:
  678 01:29:51.967969  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
  679 01:29:51.969012  [    0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 5.10.218-cip49 #1
  680 01:29:51.969412  [    0.000000] Hardware name: ARM Juno development board (r0) (DT)
  681 01:29:52.009511  [    0.000000] pstate: 60000085 (nZCv daIf -PAN -UAO -TCO BTYPE=--)
  682 01:29:52.010092  [    0.000000] pc : register_console+0x5c/0x300
  683 01:29:52.010530  [    0.000000] lr : register_console+0x5c/0x300
  684 01:29:52.010928  [    0.000000] sp : ffff800012583dd0
  685 01:29:52.011316  [    0.000000] x29: ffff800012583dd0 x28: 0000000081df0018 
  686 01:29:52.012018  [    0.000000] x27: 00000000fef4a810 x26: 0000000000000000 
  687 01:29:52.012368  [    0.000000] x25: 00000000000046ac x24: ffff8000128ca000 
  688 01:29:52.012806  [    0.000000] x23: 0000000000000000 x22: ffff800011dba480 
  689 01:29:52.013229  [    0.000000] x21: ffff80001347cf48 x20: ffff8000128ca9c8 
  690 01:29:52.053637  [    0.000000] x19: ffff8000128ca9c8 x18: 0000000000000005 
  691 01:29:52.054124  [    0.000000] x17: 0000000000001800 x16: 0000000000000000 
  692 01:29:52.054471  [    0.000000] x15: 0000000000000030 x14: ffffffffffffffff 
  693 01:29:52.054782  [    0.000000] x13: ffff800092583a77 x12: 0000000076153240 
  694 01:29:52.055075  [    0.000000] x11: ffff8000125b0d08 x10: ffff80001262c260 
  695 01:29:52.055367  [    0.000000] x9 : 00000000fffff000 x8 : ffff8000125d4260 
  696 01:29:52.055655  [    0.000000] x7 : ffff80001262c260 x6 : 0000000000000000 
  697 01:29:52.056887  [    0.000000] x5 : 0000000000000000 x4 : 0000000000000000 
  698 01:29:52.097626  [    0.000000] x3 : 00000000ffffffff x2 : 0000000000000000 
  699 01:29:52.098131  [    0.000000] x1 : 0000000000000000 x0 : ffff8000125b0480 
  700 01:29:52.098474  [    0.000000] Call trace:
  701 01:29:52.098778  [    0.000000]  register_console+0x5c/0x300
  702 01:29:52.099075  [    0.000000]  of_setup_earlycon+0x26c/0x290
  703 01:29:52.099365  [    0.000000]  early_init_dt_scan_chosen_stdout+0x168/0x1ac
  704 01:29:52.099649  [    0.000000]  acpi_boot_table_init+0x160/0x1a0
  705 01:29:52.099928  [    0.000000]  setup_arch+0x294/0x65c
  706 01:29:52.100235  [    0.000000]  start_kernel+0x90/0x5a0
  707 01:29:52.100574  [    0.000000] irq event stamp: 0
  708 01:29:52.146990  [    0.000000] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
  709 01:29:52.147437  [    0.000000] hardirqs last disabled at (0): [<0000000000000000>] 0x0
  710 01:29:52.147776  [    0.000000] softirqs last  enabled at (0): [<0000000000000000>] 0x0
  711 01:29:52.148089  [    0.000000] softirqs last disabled at (0): [<0000000000000000>] 0x0
  712 01:29:52.148384  [    0.000000] ---[ end trace 79c1fb89ce5ce61c ]---
  713 01:29:52.148674  [    0.000000] NUMA: No NUMA configuration found
  714 01:29:52.148955  [    0.000000] NUMA: Faking a node at [mem 0x0000000080000000-0x00000009ffffffff]
  715 01:29:52.149600  Setting prompt string to ['-\\[ cut here \\]', 'Unhandled fault', 'BUG: KCSAN:', 'BUG: KASAN:', 'BUG: KFENCE:', 'Oops(?: -|:)', 'WARNING:', '(kernel BUG at|BUG:)', 'invalid opcode:', 'Kernel panic - not syncing', '/ #', 'Login timed out', 'Login incorrect']
  716 01:29:52.150050  login-action: kernel 'warning'
  717 01:29:52.150433  [login-action] Waiting for messages, (timeout 00:01:53)
  718 01:29:52.150758  Waiting using forced prompt support (timeout 00:00:57)
  719 01:29:52.151231  [    0.000000] NUMA: NODE_DATA [mem 0x9fefd97c0-0x9fefdbfff]
  720 01:29:52.190914  [    0.000000] Zone ranges:
  721 01:29:52.191355  [    0.000000]   DMA      [mem 0x0000000080000000-0x00000000ffffffff]
  722 01:29:52.191688  [    0.000000]   DMA32    empty
  723 01:29:52.191989  [    0.000000]   Normal   [mem 0x0000000100000000-0x00000009ffffffff]
  724 01:29:52.192281  [    0.000000] Movable zone start for each node
  725 01:29:52.192572  [    0.000000] Early memory node ranges
  726 01:29:52.192851  [    0.000000]   node   0: [mem 0x0000000080000000-0x00000000feffffff]
  727 01:29:52.193131  [    0.000000]   node   0: [mem 0x0000000880000000-0x00000009ffffffff]
  728 01:29:52.209330  [    0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000009ffffffff]
  729 01:29:52.316272  [    0.000000] cma: Reserved 32 MiB at 0x00000000fd000000
  730 01:29:52.316734  [    0.000000] psci: probing for conduit method from DT.
  731 01:29:52.317070  [    0.000000] psci: PSCIv1.1 detected in firmware.
  732 01:29:52.317375  [    0.000000] psci: Using standard PSCI v0.2 function IDs
  733 01:29:52.317663  [    0.000000] psci: MIGRATE_INFO_TYPE not supported.
  734 01:29:52.317947  [    0.000000] psci: SMC Calling Convention v1.1
  735 01:29:52.318289  [    0.000000] percpu: Embedded 34 pages/cpu s101072 r8192 d30000 u139264
  736 01:29:52.319645  [    0.000000] Detected VIPT I-cache on CPU0
  737 01:29:52.360687  [    0.000000] CPU features: detected: ARM errata 826319, 827319, 824069, or 819472
  738 01:29:52.361132  [    0.000000] CPU features: detected: ARM erratum 845719
  739 01:29:52.361468  [    0.000000] CPU features: detected: ARM erratum 843419
  740 01:29:52.361775  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 2060288
  741 01:29:52.362118  [    0.000000] Policy zone: Normal
  742 01:29:52.406060  [    0.000000] Kernel command line: console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
  743 01:29:52.406521  <6>[    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
  744 01:29:52.406885  <6>[    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
  745 01:29:52.409302  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  746 01:29:52.430304  <6>[    0.000000] software IO TLB: mapped [mem 0x00000000f9000000-0x00000000fd000000] (64MB)
  747 01:29:52.584032  <6>[    0.000000] Memory: 8039988K/8372224K available (18944K kernel code, 4658K rwdata, 9548K rodata, 9792K init, 11275K bss, 299468K reserved, 32768K cma-reserved)
  748 01:29:52.584522  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
  749 01:29:52.587224  <6>[    0.000000] ftrace: allocating 59415 entries in 233 pages
  750 01:29:52.852716  <6>[    0.000000] ftrace: allocated 233 pages with 5 groups
  751 01:29:52.853223  <6>[    0.000000] Running RCU self tests
  752 01:29:52.853654  <6>[    0.000000] rcu: Preemptible hierarchical RCU implementation.
  753 01:29:52.854091  <6>[    0.000000] rcu: 	RCU event tracing is enabled.
  754 01:29:52.854487  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.
  755 01:29:52.855285  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
  756 01:29:52.855643  <6>[    0.000000] 	Trampoline variant of Tasks RCU enabled.
  757 01:29:52.856123  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.
  758 01:29:52.878672  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.
  759 01:29:52.879138  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
  760 01:29:52.881992  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
  761 01:29:52.941647  <6>[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
  762 01:29:52.942153  <6>[    0.000000] GIC: Using split EOI/Deactivate mode
  763 01:29:52.942587  <6>[    0.000000] GICv2m: range[mem 0x2c1c0000-0x2c1cffff], SPI[224:255]
  764 01:29:52.943431  <6>[    0.000000] GICv2m: range[mem 0x2c1d0000-0x2c1dffff], SPI[256:287]
  765 01:29:52.943797  <6>[    0.000000] GICv2m: range[mem 0x2c1e0000-0x2c1effff], SPI[288:319]
  766 01:29:52.945047  <6>[    0.000000] GICv2m: range[mem 0x2c1f0000-0x2c1fffff], SPI[320:351]
  767 01:29:52.988393  <3>[    0.000000] sp804: timer clock not found: -517
  768 01:29:52.988868  <3>[    0.000000] sp804: arm,sp804 clock not found: -2
  769 01:29:52.989205  <3>[    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@110000': -22
  770 01:29:52.989518  <3>[    0.000000] sp804: timer clock not found: -517
  771 01:29:52.989811  <3>[    0.000000] sp804: arm,sp804 clock not found: -2
  772 01:29:52.990193  <3>[    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@120000': -22
  773 01:29:53.033992  <6>[    0.000000] arch_timer: cp15 timer(s) running at 50.00MHz (phys).
  774 01:29:53.034527  <6>[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xb8812736b, max_idle_ns: 440795202655 ns
  775 01:29:53.034884  <6>[    0.000007] sched_clock: 56 bits at 50MHz, resolution 20ns, wraps every 4398046511100ns
  776 01:29:53.035199  <6>[    0.009872] Console: colour dummy device 80x25
  777 01:29:53.035496  <4>[    0.014754] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  778 01:29:53.035793  <4>[    0.022930] ... MAX_LOCKDEP_SUBCLASSES:  8
  779 01:29:53.037206  <4>[    0.027399] ... MAX_LOCK_DEPTH:          48
  780 01:29:53.078458  <4>[    0.031956] ... MAX_LOCKDEP_KEYS:        8192
  781 01:29:53.078915  <4>[    0.036688] ... CLASSHASH_SIZE:          4096
  782 01:29:53.079250  <4>[    0.041420] ... MAX_LOCKDEP_ENTRIES:     32768
  783 01:29:53.079554  <4>[    0.046240] ... MAX_LOCKDEP_CHAINS:      65536
  784 01:29:53.079842  <4>[    0.051061] ... CHAINHASH_SIZE:          32768
  785 01:29:53.080125  <4>[    0.055881]  memory used by lock dependency info: 6365 kB
  786 01:29:53.080414  <4>[    0.061670]  memory used for stack traces: 4224 kB
  787 01:29:53.080693  <4>[    0.066844]  per task-struct memory footprint: 1920 bytes
  788 01:29:53.127548  <6>[    0.072845] Calibrating delay loop (skipped), value calculated using timer frequency.. 100.00 BogoMIPS (lpj=200000)
  789 01:29:53.128026  <6>[    0.083781] pid_max: default: 32768 minimum: 301
  790 01:29:53.128364  <6>[    0.089151] LSM: Security Framework initializing
  791 01:29:53.128675  <6>[    0.094238] LSM support for eBPF active
  792 01:29:53.128971  <6>[    0.098632] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  793 01:29:53.130762  <6>[    0.106673] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  794 01:29:53.165534  <6>[    0.127035] rcu: Hierarchical SRCU implementation.
  795 01:29:53.166044  <6>[    0.141073] EFI services will not be available.
  796 01:29:53.168785  <6>[    0.147852] smp: Bringing up secondary CPUs ...
  797 01:29:53.217516  <6>[    0.156261] CPU features: detected: ARM erratum 832075
  798 01:29:53.217966  <6>[    0.156270] CPU features: detected: ARM erratum 834220
  799 01:29:53.218337  <6>[    0.156277] CPU features: detected: EL2 vector hardening
  800 01:29:53.218660  <6>[    0.156290] CPU features: detected: Spectre-v2
  801 01:29:53.218963  <6>[    0.156302] CPU features: detected: ARM errata 1165522, 1319367, or 1530923
  802 01:29:53.219262  <6>[    0.156311] CPU features: detected: Spectre-BHB
  803 01:29:53.219552  <6>[    0.156319] Detected PIPT I-cache on CPU1
  804 01:29:53.261606  <6>[    0.156398] CPU1: Booted secondary processor 0x0000000000 [0x410fd070]
  805 01:29:53.262099  <6>[    0.160163] Detected PIPT I-cache on CPU2
  806 01:29:53.262446  <6>[    0.160212] CPU2: Booted secondary processor 0x0000000001 [0x410fd070]
  807 01:29:53.262759  <6>[    0.163672] Detected VIPT I-cache on CPU3
  808 01:29:53.263056  <6>[    0.163765] CPU3: Booted secondary processor 0x0000000101 [0x410fd030]
  809 01:29:53.263344  <6>[    0.167678] Detected VIPT I-cache on CPU4
  810 01:29:53.263629  <6>[    0.167756] CPU4: Booted secondary processor 0x0000000102 [0x410fd030]
  811 01:29:53.263907  <6>[    0.171496] Detected VIPT I-cache on CPU5
  812 01:29:53.305378  <6>[    0.171570] CPU5: Booted secondary processor 0x0000000103 [0x410fd030]
  813 01:29:53.305830  <6>[    0.172333] smp: Brought up 1 node, 6 CPUs
  814 01:29:53.306232  <6>[    0.267209] SMP: Total of 6 processors activated.
  815 01:29:53.306548  <6>[    0.272351] CPU features: detected: 32-bit EL0 Support
  816 01:29:53.306848  <6>[    0.278049] CPU features: detected: CRC32 instructions
  817 01:29:53.308591  <6>[    0.283621] CPU features: detected: 32-bit EL1 Support
  818 01:29:53.388381  <6>[    0.364148] CPU: All CPU(s) started at EL2
  819 01:29:53.388840  <6>[    0.368805] alternatives: patching kernel code
  820 01:29:53.404352  <6>[    0.384597] devtmpfs: initialized
  821 01:29:53.478036  <4>[    0.415210] KASLR disabled due to lack of seed
  822 01:29:53.478494  <6>[    0.422307] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  823 01:29:53.478836  <6>[    0.432545] futex hash table entries: 2048 (order: 6, 262144 bytes, linear)
  824 01:29:53.479153  <6>[    0.441970] pinctrl core: initialized pinctrl subsystem
  825 01:29:53.479452  <6>[    0.452300] DMI not present or invalid.
  826 01:29:53.479745  <6>[    0.458170] NET: Registered protocol family 16
  827 01:29:53.481402  <6>[    0.468534] DMA: preallocated 1024 KiB GFP_KERNEL pool for atomic allocations
  828 01:29:53.525558  <6>[    0.476472] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
  829 01:29:53.526060  <6>[    0.486064] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
  830 01:29:53.526414  <6>[    0.494706] audit: initializing netlink subsys (disabled)
  831 01:29:53.526733  <5>[    0.501103] audit: type=2000 audit(0.404:1): state=initialized audit_enabled=0 res=1
  832 01:29:53.527041  <6>[    0.504530] thermal_sys: Registered thermal governor 'step_wise'
  833 01:29:53.528817  <6>[    0.509275] thermal_sys: Registered thermal governor 'power_allocator'
  834 01:29:53.558155  <6>[    0.516929] cpuidle: using governor menu
  835 01:29:53.558617  <6>[    0.528622] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
  836 01:29:53.558954  <6>[    0.536310] ASID allocator initialised with 65536 entries
  837 01:29:53.561356  <6>[    0.546412] Serial: AMBA PL011 UART driver
  838 01:29:53.656791  <6>[    0.643219] 7ff80000.serial: ttyAMA0 at MMIO 0x7ff80000 (irq = 38, base_baud = 0) is a PL011 rev3
  839 01:29:53.685019  <6>[    0.652634] printk: console [ttyAMA0] enabled
  840 01:29:53.685471  <6>[    0.652634] printk: console [ttyAMA0] enabled
  841 01:29:53.685804  <6>[    0.661997] printk: bootconsole [pl11] disabled
  842 01:29:53.688248  <6>[    0.661997] printk: bootconsole [pl11] disabled
  843 01:29:53.781965  <6>[    0.726240] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
  844 01:29:53.782440  <6>[    0.733327] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
  845 01:29:53.782777  <6>[    0.740361] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
  846 01:29:53.783088  <6>[    0.747379] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
  847 01:29:53.783387  <6>[    0.761087] cryptd: max_cpu_qlen set to 1000
  848 01:29:53.841354  <6>[    0.777256] ACPI: Interpreter disabled.
  849 01:29:53.841820  <6>[    0.788463] iommu: Default domain type: Translated 
  850 01:29:53.842194  <6>[    0.794507] vgaarb: loaded
  851 01:29:53.842509  <5>[    0.798844] SCSI subsystem initialized
  852 01:29:53.842799  <6>[    0.804418] usbcore: registered new interface driver usbfs
  853 01:29:53.843085  <6>[    0.810393] usbcore: registered new interface driver hub
  854 01:29:53.843373  <6>[    0.816173] usbcore: registered new device driver usb
  855 01:29:53.843649  <6>[    0.826146] pps_core: LinuxPPS API ver. 1 registered
  856 01:29:53.887975  <6>[    0.831425] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  857 01:29:53.888445  <6>[    0.840920] PTP clock support registered
  858 01:29:53.888785  <6>[    0.845555] EDAC MC: Ver: 3.0.0
  859 01:29:53.889093  <6>[    0.853992] FPGA manager framework
  860 01:29:53.889393  <6>[    0.858103] Advanced Linux Sound Architecture Driver Initialized.
  861 01:29:53.891201  <6>[    0.867458] clocksource: Switched to clocksource arch_sys_counter
  862 01:29:55.186051  <5>[    2.176637] VFS: Disk quotas dquot_6.6.0
  863 01:29:55.207025  <6>[    2.181049] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  864 01:29:55.207478  <6>[    2.189355] pnp: PnP ACPI: disabled
  865 01:29:55.287711  <6>[    2.227679] NET: Registered protocol family 2
  866 01:29:55.288178  <6>[    2.233199] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
  867 01:29:55.289231  <6>[    2.246390] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, linear)
  868 01:29:55.289607  <6>[    2.256639] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
  869 01:29:55.291159  <6>[    2.268272] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc)
  870 01:29:55.346179  <6>[    2.291022] TCP: Hash tables configured (established 65536 bind 65536)
  871 01:29:55.346685  <6>[    2.299419] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, linear)
  872 01:29:55.347017  <6>[    2.309472] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear)
  873 01:29:55.348038  <6>[    2.318670] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear)
  874 01:29:55.348378  <6>[    2.328621] NET: Registered protocol family 1
  875 01:29:55.349736  <6>[    2.335405] RPC: Registered named UNIX socket transport module.
  876 01:29:55.383737  <6>[    2.341731] RPC: Registered udp transport module.
  877 01:29:55.384179  <6>[    2.346772] RPC: Registered tcp transport module.
  878 01:29:55.384508  <6>[    2.351795] RPC: Registered tcp NFSv4.1 backchannel transport module.
  879 01:29:55.384811  <6>[    2.358574] NET: Registered protocol family 44
  880 01:29:55.385100  <6>[    2.363357] PCI: CLS 0 bytes, default 64
  881 01:29:55.386978  <6>[    2.368370] Unpacking initramfs...
  882 01:29:57.132258  <6>[    4.073718] Freeing initrd memory: 18392K
  883 01:29:57.132773  <6>[    4.081441] hw perfevents: enabled with armv8_cortex_a57 PMU driver, 7 counters available
  884 01:29:57.133809  <6>[    4.092124] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
  885 01:29:57.134209  <6>[    4.100788] kvm [1]: Guests without required CPU erratum workarounds can deadlock system!
  886 01:29:57.134533  <6>[    4.100788] Only trusted guests should be used on this system.
  887 01:29:57.135634  <6>[    4.115467] kvm [1]: IPA Size Limit: 40 bits
  888 01:29:57.155254  <6>[    4.132446] kvm [1]: vgic interrupt IRQ9
  889 01:29:57.158480  <6>[    4.137374] kvm [1]: Hyp mode initialized successfully
  890 01:29:57.192110  <5>[    4.163890] Initialise system trusted keyrings
  891 01:29:57.195475  <6>[    4.169352] workingset: timestamp_bits=42 max_order=21 bucket_order=0
  892 01:29:57.276065  <6>[    4.218132] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  893 01:29:57.276545  <5>[    4.226825] NFS: Registering the id_resolver key type
  894 01:29:57.276890  <5>[    4.232301] Key type id_resolver registered
  895 01:29:57.277907  <5>[    4.236830] Key type id_legacy registered
  896 01:29:57.278311  <6>[    4.241587] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  897 01:29:57.278623  <6>[    4.248637] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  898 01:29:57.279700  <6>[    4.256910] 9p: Installing v9fs 9p2000 file system support
  899 01:29:57.358106  <5>[    4.313075] Key type asymmetric registered
  900 01:29:57.358558  <5>[    4.317540] Asymmetric key parser 'x509' registered
  901 01:29:57.358896  <6>[    4.322842] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
  902 01:29:57.359207  <6>[    4.330585] io scheduler mq-deadline registered
  903 01:29:57.359503  <6>[    4.335452] io scheduler kyber registered
  904 01:29:57.361390  <4>[    4.340403] test_firmware: interface ready
  905 01:29:57.398308  <6>[    4.372217] pl061_gpio 1c1d0000.gpio: PL061 GPIO chip registered
  906 01:29:57.398765  <4>[    4.389239] EINJ: ACPI disabled.
  907 01:29:57.441016  <6>[    4.413974] dma-pl330 7ff00000.dma: Loaded driver for PL330 DMAC-341330
  908 01:29:57.444272  <6>[    4.420932] dma-pl330 7ff00000.dma: 	DBUFF-1024x16bytes Num_Chans-8 Num_Peri-8 Num_Events-8
  909 01:29:57.521161  <6>[    4.461108] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  910 01:29:57.521612  <6>[    4.477476] SuperH (H)SCI(F) driver initialized
  911 01:29:57.521950  <6>[    4.483826] msm_serial: driver initialized
  912 01:29:57.522314  <5>[    4.492178] arm-smmu 7fb10000.iommu: probing hardware configuration...
  913 01:29:57.522623  <5>[    4.499038] arm-smmu 7fb10000.iommu: SMMUv1 with:
  914 01:29:57.522920  <5>[    4.504066] arm-smmu 7fb10000.iommu: 	stage 2 translation
  915 01:29:57.524410  <5>[    4.509786] arm-smmu 7fb10000.iommu: 	non-coherent table walk
  916 01:29:57.566153  <5>[    4.515852] arm-smmu 7fb10000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  917 01:29:57.566647  <5>[    4.523577] arm-smmu 7fb10000.iommu: 	stream matching with 2 register groups
  918 01:29:57.566996  <5>[    4.530957] arm-smmu 7fb10000.iommu: 	1 context banks (1 stage-2 only)
  919 01:29:57.567313  <5>[    4.537831] arm-smmu 7fb10000.iommu: 	Supported page sizes: 0x60211000
  920 01:29:57.567615  <5>[    4.544685] arm-smmu 7fb10000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  921 01:29:57.567905  <5>[    4.552837] arm-smmu 7fb20000.iommu: probing hardware configuration...
  922 01:29:57.569406  <5>[    4.559697] arm-smmu 7fb20000.iommu: SMMUv1 with:
  923 01:29:57.609688  <5>[    4.564721] arm-smmu 7fb20000.iommu: 	stage 2 translation
  924 01:29:57.610178  <5>[    4.570439] arm-smmu 7fb20000.iommu: 	non-coherent table walk
  925 01:29:57.610523  <5>[    4.576504] arm-smmu 7fb20000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  926 01:29:57.610841  <5>[    4.584251] arm-smmu 7fb20000.iommu: 	stream matching with 2 register groups
  927 01:29:57.611144  <5>[    4.591630] arm-smmu 7fb20000.iommu: 	1 context banks (1 stage-2 only)
  928 01:29:57.612949  <5>[    4.598501] arm-smmu 7fb20000.iommu: 	Supported page sizes: 0x60211000
  929 01:29:57.654074  <5>[    4.605351] arm-smmu 7fb20000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  930 01:29:57.654526  <5>[    4.612969] arm-smmu 7fb30000.iommu: probing hardware configuration...
  931 01:29:57.654861  <5>[    4.619829] arm-smmu 7fb30000.iommu: SMMUv1 with:
  932 01:29:57.655172  <5>[    4.624851] arm-smmu 7fb30000.iommu: 	stage 2 translation
  933 01:29:57.655474  <5>[    4.630568] arm-smmu 7fb30000.iommu: 	coherent table walk
  934 01:29:57.655762  <5>[    4.636291] arm-smmu 7fb30000.iommu: 	stream matching with 2 register groups
  935 01:29:57.657380  <5>[    4.643669] arm-smmu 7fb30000.iommu: 	1 context banks (1 stage-2 only)
  936 01:29:57.680849  <5>[    4.650524] arm-smmu 7fb30000.iommu: 	Supported page sizes: 0x60211000
  937 01:29:57.684122  <5>[    4.657391] arm-smmu 7fb30000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  938 01:29:57.744760  <6>[    4.709460] loop: module loaded
  939 01:29:57.745210  <6>[    4.714904] lkdtm: No crash points registered, enable through debugfs
  940 01:29:57.748039  <6>[    4.725120] megasas: 07.714.04.00-rc1
  941 01:29:57.799501  <6>[    4.750250] thunder_xcv, ver 1.0
  942 01:29:57.799948  <6>[    4.753944] thunder_bgx, ver 1.0
  943 01:29:57.800295  <6>[    4.757656] nicpf, ver 1.0
  944 01:29:57.800624  <6>[    4.764250] hclge is initializing
  945 01:29:57.800924  <6>[    4.767987] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
  946 01:29:57.801918  <6>[    4.775537] hns3: Copyright (c) 2017 Huawei Corporation.
  947 01:29:57.802314  <6>[    4.781310] e1000: Intel(R) PRO/1000 Network Driver
  948 01:29:57.802678  <6>[    4.786506] e1000: Copyright (c) 1999-2006 Intel Corporation.
  949 01:29:57.803059  <6>[    4.792726] e1000e: Intel(R) PRO/1000 Network Driver
  950 01:29:57.848724  <6>[    4.798009] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  951 01:29:57.849170  <6>[    4.804400] igb: Intel(R) Gigabit Ethernet Network Driver
  952 01:29:57.849507  <6>[    4.810117] igb: Copyright (c) 2007-2014 Intel Corporation.
  953 01:29:57.850514  <6>[    4.816129] igbvf: Intel(R) Gigabit Virtual Function Network Driver
  954 01:29:57.850863  <6>[    4.822717] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
  955 01:29:57.851945  <6>[    4.829958] sky2: driver version 1.30
  956 01:29:57.955329  <6>[    4.899520] smsc911x 18000000.ethernet eth0: MAC Address: 00:02:f7:00:58:4d
  957 01:29:57.956495  <6>[    4.910456] VFIO - User Level meta-driver version: 0.3
  958 01:29:57.956876  <6>[    4.921469] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  959 01:29:57.957201  <6>[    4.928386] ehci-pci: EHCI PCI platform driver
  960 01:29:57.957499  <6>[    4.933254] ehci-platform: EHCI generic platform driver
  961 01:29:57.957792  <6>[    4.939412] ehci-platform 7ffc0000.usb: Adding to iommu group 0
  962 01:29:57.958839  <6>[    4.946457] ehci-platform 7ffc0000.usb: EHCI Host Controller
  963 01:29:57.982624  <6>[    4.952635] ehci-platform 7ffc0000.usb: new USB bus registered, assigned bus number 1
  964 01:29:57.985840  <6>[    4.961304] ehci-platform 7ffc0000.usb: irq 41, io mem 0x7ffc0000
  965 01:29:58.035216  <6>[    4.983530] ehci-platform 7ffc0000.usb: USB 2.0 started, EHCI 1.00
  966 01:29:58.035665  <6>[    4.993526] hub 1-0:1.0: USB hub found
  967 01:29:58.036793  <6>[    4.997793] hub 1-0:1.0: 1 port detected
  968 01:29:58.037179  <6>[    5.003772] ehci-orion: EHCI orion driver
  969 01:29:58.037497  <6>[    5.008446] ehci-exynos: EHCI Exynos driver
  970 01:29:58.037800  <6>[    5.013240] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  971 01:29:58.038139  <6>[    5.019792] ohci-pci: OHCI PCI platform driver
  972 01:29:58.038517  <6>[    5.024738] ohci-platform: OHCI generic platform driver
  973 01:29:58.073551  <6>[    5.030736] ohci-platform 7ffb0000.usb: Adding to iommu group 0
  974 01:29:58.074027  <6>[    5.037290] ohci-platform 7ffb0000.usb: Generic Platform OHCI controller
  975 01:29:58.074390  <6>[    5.044380] ohci-platform 7ffb0000.usb: new USB bus registered, assigned bus number 2
  976 01:29:58.076833  <6>[    5.052911] ohci-platform 7ffb0000.usb: irq 40, io mem 0x7ffb0000
  977 01:29:58.174550  <6>[    5.137942] hub 2-0:1.0: USB hub found
  978 01:29:58.175042  <6>[    5.142120] hub 2-0:1.0: 1 port detected
  979 01:29:58.175377  <6>[    5.147701] ohci-exynos: OHCI Exynos driver
  980 01:29:58.177747  <6>[    5.153778] usbcore: registered new interface driver usb-storage
  981 01:29:58.208412  <6>[    5.172191] rtc-pl031 1c170000.rtc: registered as rtc0
  982 01:29:58.208858  <6>[    5.177797] rtc-pl031 1c170000.rtc: setting system clock to 2000-01-01T00:02:54 UTC (946684974)
  983 01:29:58.211595  <6>[    5.188713] i2c /dev entries driver
  984 01:29:58.227501  <6>[    5.206514] sp805-wdt 1c0f0000.wdt: registration successful
  985 01:29:58.276220  <6>[    5.224841] sdhci: Secure Digital Host Controller Interface driver
  986 01:29:58.276681  <6>[    5.229845] mmci-pl18x 1c050000.mmci: mmc0: PL180 manf 41 rev0 at 0x1c050000 irq 16,0 (pio)
  987 01:29:58.277024  <6>[    5.231341] sdhci: Copyright(c) Pierre Ossman
  988 01:29:58.277339  <6>[    5.246231] Synopsys Designware Multimedia Card Interface Driver
  989 01:29:58.277634  <6>[    5.255393] sdhci-pltfm: SDHCI platform and OF driver helper
  990 01:29:58.279448  <6>[    5.263568] usb 1-1: new high-speed USB device number 2 using ehci-platform
  991 01:29:58.324454  <6>[    5.266352] leds-syscon 1c010000.apbregs:led0: registered LED (null)
  992 01:29:58.324896  <6>[    5.278382] leds-syscon 1c010000.apbregs:led1: registered LED (null)
  993 01:29:58.325231  <6>[    5.285685] leds-syscon 1c010000.apbregs:led2: registered LED (null)
  994 01:29:58.325537  <6>[    5.292993] leds-syscon 1c010000.apbregs:led3: registered LED (null)
  995 01:29:58.325830  <6>[    5.300335] leds-syscon 1c010000.apbregs:led4: registered LED (null)
  996 01:29:58.326154  <6>[    5.307668] leds-syscon 1c010000.apbregs:led5: registered LED (null)
  997 01:29:58.327628  <6>[    5.314964] leds-syscon 1c010000.apbregs:led6: registered LED (null)
  998 01:29:58.378303  <6>[    5.322289] leds-syscon 1c010000.apbregs:led7: registered LED (null)
  999 01:29:58.378753  <6>[    5.331047] ledtrig-cpu: registered to indicate activity on CPUs
 1000 01:29:58.379089  <6>[    5.343118] usbcore: registered new interface driver usbhid
 1001 01:29:58.379397  <6>[    5.349012] usbhid: USB HID core driver
 1002 01:29:58.381485  <6>[    5.356428] mhu 2b1f0000.mhu: ARM MHU Mailbox registered
 1003 01:29:58.438291  <6>[    5.377366] ipip: IPv4 and MPLS over IPv4 tunneling driver
 1004 01:29:58.438738  <6>[    5.385044] IPv4 over IPsec tunneling driver
 1005 01:29:58.439080  <6>[    5.392715] NET: Registered protocol family 10
 1006 01:29:58.439493  <6>[    5.401958] Segment Routing with IPv6
 1007 01:29:58.439810  <6>[    5.409325] NET: Registered protocol family 17
 1008 01:29:58.440110  <6>[    5.415290] 8021q: 802.1Q VLAN Support v1.8
 1009 01:29:58.440396  <6>[    5.420349] 9pnet: Installing 9P2000 support
 1010 01:29:58.440684  <5>[    5.425119] Key type dns_resolver registered
 1011 01:29:58.441724  <6>[    5.430919] registered taskstats version 1
 1012 01:29:58.464189  <6>[    5.434440] hub 1-1:1.0: USB hub found
 1013 01:29:58.464633  <5>[    5.435407] Loading compiled-in X.509 certificates
 1014 01:29:58.467446  <6>[    5.439843] hub 1-1:1.0: 4 ports detected
 1015 01:29:58.523135  <3>[    5.495727] scpi_protocol scpi: incorrect or no SCP firmware found
 1016 01:29:58.526391  <4>[    5.502509] scpi_protocol: probe of scpi failed with error -110
 1017 01:29:58.549312  <6>[    5.523683] input: gpio-keys as /devices/platform/gpio-keys/input/input1
 1018 01:29:59.200847  <4>[    6.175703] atkbd serio0: keyboard reset failed on 1c060000.kmi
 1019 01:29:59.434714  <6>[    6.403180] 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)
 1020 01:29:59.456664  <6>[    6.431519] smsc911x 18000000.ethernet eth0: SMSC911x/921x identified at 0xffff800014260000, IRQ: 15
 1021 01:30:00.447788  <4>[    7.423520] atkbd serio1: keyboard reset failed on 1c070000.kmi
 1022 01:30:01.517136  <6>[    8.491744] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 1023 01:30:04.564826  <5>[    8.511538] Sending DHCP requests .., OK
 1024 01:30:04.565340  <6>[   11.523988] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.209
 1025 01:30:04.565678  <6>[   11.532478] IP-Config: Complete:
 1026 01:30:04.566671  <6>[   11.536066]      device=eth0, hwaddr=00:02:f7:00:58:4d, ipaddr=192.168.56.209, mask=255.255.255.0, gw=192.168.56.254
 1027 01:30:04.567022  <6>[   11.546942]      host=192.168.56.209, domain=mayfield.sirena.org.uk, nis-domain=(none)
 1028 01:30:04.568194  <6>[   11.555208]      bootserver=192.168.56.254, rootserver=192.168.56.230, rootpath=
 1029 01:30:04.594678  <6>[   11.555233]      nameserver0=192.168.56.254
 1030 01:30:04.595130  <6>[   11.567495]      ntpserver0=50.205.244.22, ntpserver1=85.199.214.99
 1031 01:30:04.595472  <6>[   11.575144] clk: Disabling unused clocks
 1032 01:30:04.595781  <6>[   11.579576] ALSA device list:
 1033 01:30:04.596079  <6>[   11.582909]   No soundcards found.
 1034 01:30:04.598067  <6>[   11.587465] uart-pl011 7ff80000.serial: no DMA platform data
 1035 01:30:04.650446  <6>[   11.627919] Freeing unused kernel memory: 9792K
 1036 01:30:04.653496  <6>[   11.633151] Run /init as init process
 1037 01:30:04.701469  Loading, please wait...
 1038 01:30:04.829424  Starting systemd-udevd version 252.22-1~deb12u1
 1039 01:30:07.125722  <6>[   14.092368] 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
 1040 01:30:07.245548  <4>[   14.219903] psmouse serio0: Failed to enable mouse on 1c060000.kmi
 1041 01:30:07.789153  <6>[   14.773217] tda998x 0-0070: found TDA19988
 1042 01:30:07.932986  <6>[   14.917326] tda998x 0-0071: found TDA19988
 1043 01:30:07.980974  Begin: Loading essential drivers ... done.
 1044 01:30:08.016688  Begin: Running /scripts/init-premount ... done.
 1045 01:30:08.017144  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 1046 01:30:08.020086  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
 1047 01:30:08.035883  Device /sys/class/net/eth0 found
 1048 01:30:08.036330  done.
 1049 01:30:08.136763  Begin: Waiting up to 180 secs for any network device to become available ... done.
 1050 01:30:08.224779  IP-Config: eth0 hardware address 00:02:f7:00:58:4d mtu 1500 DHCP
 1051 01:30:08.296308  IP-Config: eth0 complete (dhcp from 192.168.56.254):
 1052 01:30:08.296508   address: 192.168.56.209   broadcast: 192.168.56.255   netmask: 255.255.255.0   
 1053 01:30:08.296621   gateway: 192.168.56.254   dns0     : 192.168.56.254   dns1   : 0.0.0.0         
 1054 01:30:08.296724   domain : mayfield.sirena.org.uk                                          
 1055 01:30:08.299449   rootserver: 192.168.56.254 rootpath: 
 1056 01:30:08.299678   filename  : 
 1057 01:30:08.363396  done.
 1058 01:30:08.391251  Begin: Running /scripts/nfs-bottom ... done.
 1059 01:30:08.458572  Begin: Running /scripts/init-bottom ... done.
 1060 01:30:11.485268  <30>[   18.459278] systemd[1]: System time before build time, advancing clock.
 1061 01:30:12.003474  <30>[   18.947546] systemd[1]: systemd 252.22-1~deb12u1 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA +SMACK +SECCOMP +GCRYPT -GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 -PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD -BPF_FRAMEWORK -XKBCOMMON +UTMP +SYSVINIT default-hierarchy=unified)
 1062 01:30:12.004066  <30>[   18.981038] systemd[1]: Detected architecture arm64.
 1063 01:30:12.004485  
 1064 01:30:12.021889  Welcome to [1mDebian GNU/Linux 12 (bookworm)[0m!
 1065 01:30:12.022429  
 1066 01:30:12.058749  <30>[   19.032214] systemd[1]: Hostname set to <debian-bookworm-arm64>.
 1067 01:30:13.753322  <6>[   20.716733] 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
 1068 01:30:13.870461  <4>[   20.844135] psmouse serio1: Failed to enable mouse on 1c070000.kmi
 1069 01:30:14.196234  <30>[   21.170448] systemd[1]: Queued start job for default target graphical.target.
 1070 01:30:14.235913  <30>[   21.206256] systemd[1]: Created slice system-getty.slice - Slice /system/getty.
 1071 01:30:14.239218  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m - Slice /system/getty.
 1072 01:30:14.271882  <30>[   21.237774] systemd[1]: Created slice system-modprobe.slice - Slice /system/modprobe.
 1073 01:30:14.275201  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modpr…lice[0m - Slice /system/modprobe.
 1074 01:30:14.304915  <30>[   21.271663] systemd[1]: Created slice system-serial\x2dgetty.slice - Slice /system/serial-getty.
 1075 01:30:14.308274  [[0;32m  OK  [0m] Created slice [0;1;39msystem-seria…[0m - Slice /system/serial-getty.
 1076 01:30:14.366263  <30>[   21.300978] systemd[1]: Created slice user.slice - User and Session Slice.
 1077 01:30:14.367491  [[0;32m  OK  [0m] Created slice [0;1;39muser.slice[0m - User and Session Slice.
 1078 01:30:14.367874  <30>[   21.325242] systemd[1]: Started systemd-ask-password-console.path - Dispatch Password Requests to Console Directory Watch.
 1079 01:30:14.368208  [[0;32m  OK  [0m] Started [0;1;39msystemd-ask-passwo…quests to Console Directory Watch.
 1080 01:30:14.369769  <30>[   21.353125] systemd[1]: Started systemd-ask-password-wall.path - Forward Password Requests to Wall Directory Watch.
 1081 01:30:14.426840  [[0;32m  OK  [0m] Started [0;1;39msystemd-ask-passwo… Requests to Wall Directory Watch.
 1082 01:30:14.428040  <30>[   21.380051] systemd[1]: proc-sys-fs-binfmt_misc.automount - Arbitrary Executable File Formats File System Automount Point was skipped because of an unmet condition check (ConditionPathExists=/proc/sys/fs/binfmt_misc).
 1083 01:30:14.428453  <30>[   21.399999] systemd[1]: Expecting device dev-ttyAMA0.device - /dev/ttyAMA0...
 1084 01:30:14.430169           Expecting device [0;1;39mdev-ttyAMA0.device[0m - /dev/ttyAMA0...
 1085 01:30:14.484761  <30>[   21.423766] systemd[1]: Reached target cryptsetup.target - Local Encrypted Volumes.
 1086 01:30:14.485235  [[0;32m  OK  [0m] Reached target [0;1;39mcryptsetup.…get[0m - Local Encrypted Volumes.
 1087 01:30:14.485587  <30>[   21.447779] systemd[1]: Reached target integritysetup.target - Local Integrity Protected Volumes.
 1088 01:30:14.485910  [[0;32m  OK  [0m] Reached target [0;1;39mintegrityse…Local Integrity Protected Volumes.
 1089 01:30:14.486265  <30>[   21.471964] systemd[1]: Reached target paths.target - Path Units.
 1090 01:30:14.549716  [[0;32m  OK  [0m] Reached target [0;1;39mpaths.target[0m - Path Units.
 1091 01:30:14.550208  <30>[   21.491920] systemd[1]: Reached target remote-fs.target - Remote File Systems.
 1092 01:30:14.550683  [[0;32m  OK  [0m] Reached target [0;1;39mremote-fs.target[0m - Remote File Systems.
 1093 01:30:14.551012  <30>[   21.515747] systemd[1]: Reached target slices.target - Slice Units.
 1094 01:30:14.551325  [[0;32m  OK  [0m] Reached target [0;1;39mslices.target[0m - Slice Units.
 1095 01:30:14.551620  <30>[   21.535787] systemd[1]: Reached target swap.target - Swaps.
 1096 01:30:14.613742  [[0;32m  OK  [0m] Reached target [0;1;39mswap.target[0m - Swaps.
 1097 01:30:14.614250  <30>[   21.555829] systemd[1]: Reached target veritysetup.target - Local Verity Protected Volumes.
 1098 01:30:14.614605  [[0;32m  OK  [0m] Reached target [0;1;39mveritysetup… - Local Verity Protected Volumes.
 1099 01:30:14.614927  <30>[   21.580946] systemd[1]: Listening on systemd-initctl.socket - initctl Compatibility Named Pipe.
 1100 01:30:14.616984  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-initc… initctl Compatibility Named Pipe.
 1101 01:30:14.676910  <30>[   21.612678] systemd[1]: Listening on systemd-journald-audit.socket - Journal Audit Socket.
 1102 01:30:14.677392  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-journ…socket[0m - Journal Audit Socket.
 1103 01:30:14.677744  <30>[   21.639197] systemd[1]: Listening on systemd-journald-dev-log.socket - Journal Socket (/dev/log).
 1104 01:30:14.678105  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-journ…t[0m - Journal Socket (/dev/log).
 1105 01:30:14.680226  <30>[   21.666165] systemd[1]: Listening on systemd-journald.socket - Journal Socket.
 1106 01:30:14.700785  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-journald.socket[0m - Journal Socket.
 1107 01:30:14.724651  <30>[   21.694844] systemd[1]: Listening on systemd-networkd.socket - Network Service Netlink Socket.
 1108 01:30:14.727898  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-netwo… - Network Service Netlink Socket.
 1109 01:30:14.786632  <30>[   21.726597] systemd[1]: Listening on systemd-udevd-control.socket - udev Control Socket.
 1110 01:30:14.787109  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-udevd….socket[0m - udev Control Socket.
 1111 01:30:14.787458  <30>[   21.753649] systemd[1]: Listening on systemd-udevd-kernel.socket - udev Kernel Socket.
 1112 01:30:14.789864  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-udevd…l.socket[0m - udev Kernel Socket.
 1113 01:30:14.829499  <30>[   21.796925] systemd[1]: Mounting dev-hugepages.mount - Huge Pages File System...
 1114 01:30:14.832735           Mounting [0;1;39mdev-hugepages.mount[0m - Huge Pages File System...
 1115 01:30:14.864524  <30>[   21.836091] systemd[1]: Mounting dev-mqueue.mount - POSIX Message Queue File System...
 1116 01:30:14.867716           Mounting [0;1;39mdev-mqueue.mount…POSIX Message Queue File System...
 1117 01:30:14.907410  <30>[   21.876179] systemd[1]: Mounting sys-kernel-debug.mount - Kernel Debug File System...
 1118 01:30:14.910605           Mounting [0;1;39msys-kernel-debug.…[0m - Kernel Debug File System...
 1119 01:30:14.944470  <30>[   21.916042] systemd[1]: Mounting sys-kernel-tracing.mount - Kernel Trace File System...
 1120 01:30:14.947762           Mounting [0;1;39msys-kernel-tracin…[0m - Kernel Trace File System...
 1121 01:30:15.002433  <30>[   21.968286] systemd[1]: Starting kmod-static-nodes.service - Create List of Static Device Nodes...
 1122 01:30:15.005625           Starting [0;1;39mkmod-static-nodes…ate List of Static Device Nodes...
 1123 01:30:15.045394  <30>[   22.012526] systemd[1]: Starting modprobe@configfs.service - Load Kernel Module configfs...
 1124 01:30:15.048610           Starting [0;1;39mmodprobe@configfs…m - Load Kernel Module configfs...
 1125 01:30:15.088296  <30>[   22.057057] systemd[1]: Starting modprobe@dm_mod.service - Load Kernel Module dm_mod...
 1126 01:30:15.091527           Starting [0;1;39mmodprobe@dm_mod.s…[0m - Load Kernel Module dm_mod...
 1127 01:30:15.133292  <30>[   22.104707] systemd[1]: Starting modprobe@drm.service - Load Kernel Module drm...
 1128 01:30:15.136529           Starting [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm...
 1129 01:30:15.182294  <30>[   22.148659] systemd[1]: Starting modprobe@efi_pstore.service - Load Kernel Module efi_pstore...
 1130 01:30:15.185515           Starting [0;1;39mmodprobe@efi_psto…- Load Kernel Module efi_pstore...
 1131 01:30:15.235279  <6>[   22.187592] device-mapper: ioctl: 4.43.0-ioctl (2020-10-01) initialised: dm-devel@redhat.com
 1132 01:30:15.235790  <30>[   22.204665] systemd[1]: Starting modprobe@fuse.service - Load Kernel Module fuse...
 1133 01:30:15.238465           Starting [0;1;39mmodprobe@fuse.ser…e[0m - Load Kernel Module fuse...
 1134 01:30:15.278236  <30>[   22.245045] systemd[1]: Starting modprobe@loop.service - Load Kernel Module loop...
 1135 01:30:15.281397           Starting [0;1;39mmodprobe@loop.ser…e[0m - Load Kernel Module loop...
 1136 01:30:15.323197  <30>[   22.294555] systemd[1]: Starting systemd-journald.service - Journal Service...
 1137 01:30:15.326389           Starting [0;1;39msystemd-journald.service[0m - Journal Service...
 1138 01:30:15.342345  <6>[   22.327391] fuse: init (API version 7.32)
 1139 01:30:15.375182  <30>[   22.346415] systemd[1]: Starting systemd-modules-load.service - Load Kernel Modules...
 1140 01:30:15.378466           Starting [0;1;39msystemd-modules-l…rvice[0m - Load Kernel Modules...
 1141 01:30:15.423101  <30>[   22.388284] systemd[1]: Starting systemd-network-generator.service - Generate network units from Kernel command line...
 1142 01:30:15.426400           Starting [0;1;39msystemd-network-g… units from Kernel command line...
 1143 01:30:15.465960  <30>[   22.432255] systemd[1]: Starting systemd-remount-fs.service - Remount Root and Kernel File Systems...
 1144 01:30:15.469201           Starting [0;1;39msystemd-remount-f…nt Root and Kernel File Systems...
 1145 01:30:15.508962  <30>[   22.476220] systemd[1]: Starting systemd-udev-trigger.service - Coldplug All udev Devices...
 1146 01:30:15.512117           Starting [0;1;39msystemd-udev-trig…[0m - Coldplug All udev Devices...
 1147 01:30:15.559961  <30>[   22.531688] systemd[1]: Mounted dev-hugepages.mount - Huge Pages File System.
 1148 01:30:15.563205  [[0;32m  OK  [0m] Mounted [0;1;39mdev-hugepages.mount[0m - Huge Pages File System.
 1149 01:30:15.619907  <30>[   22.558428] systemd[1]: Mounted dev-mqueue.mount - POSIX Message Queue File System.
 1150 01:30:15.620401  [[0;32m  OK  [0m] Mounted [0;1;39mdev-mqueue.mount[…- POSIX Message Queue File System.
 1151 01:30:15.620747  <30>[   22.585744] systemd[1]: Mounted sys-kernel-debug.mount - Kernel Debug File System.
 1152 01:30:15.621064  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-debug.m…nt[0m - Kernel Debug File System.
 1153 01:30:15.646878  <30>[   22.615015] systemd[1]: Mounted sys-kernel-tracing.mount - Kernel Trace File System.
 1154 01:30:15.650083  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-tracing…nt[0m - Kernel Trace File System.
 1155 01:30:15.680837  <30>[   22.646623] systemd[1]: Finished kmod-static-nodes.service - Create List of Static Device Nodes.
 1156 01:30:15.684033  [[0;32m  OK  [0m] Finished [0;1;39mkmod-static-nodes…reate List of Static Device Nodes.
 1157 01:30:15.724828  <30>[   22.679548] systemd[1]: modprobe@configfs.service: Deactivated successfully.
 1158 01:30:15.725315  <30>[   22.692458] systemd[1]: Finished modprobe@configfs.service - Load Kernel Module configfs.
 1159 01:30:15.728030  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@configfs…[0m - Load Kernel Module configfs.
 1160 01:30:15.771834  <30>[   22.727825] systemd[1]: modprobe@dm_mod.service: Deactivated successfully.
 1161 01:30:15.772324  <30>[   22.739389] systemd[1]: Finished modprobe@dm_mod.service - Load Kernel Module dm_mod.
 1162 01:30:15.775121  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@dm_mod.s…e[0m - Load Kernel Module dm_mod.
 1163 01:30:15.818822  <30>[   22.775093] systemd[1]: modprobe@drm.service: Deactivated successfully.
 1164 01:30:15.819344  <30>[   22.786637] systemd[1]: Finished modprobe@drm.service - Load Kernel Module drm.
 1165 01:30:15.822058  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@drm.service[0m - Load Kernel Module drm.
 1166 01:30:15.863803  <30>[   22.818747] systemd[1]: modprobe@efi_pstore.service: Deactivated successfully.
 1167 01:30:15.864278  <30>[   22.831384] systemd[1]: Finished modprobe@efi_pstore.service - Load Kernel Module efi_pstore.
 1168 01:30:15.867036  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@efi_psto…m - Load Kernel Module efi_pstore.
 1169 01:30:15.906710  <30>[   22.864041] systemd[1]: modprobe@fuse.service: Deactivated successfully.
 1170 01:30:15.907174  <30>[   22.875117] systemd[1]: Finished modprobe@fuse.service - Load Kernel Module fuse.
 1171 01:30:15.909939  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@fuse.service[0m - Load Kernel Module fuse.
 1172 01:30:15.957643  <30>[   22.910605] systemd[1]: modprobe@loop.service: Deactivated successfully.
 1173 01:30:15.958142  <30>[   22.924140] systemd[1]: Finished modprobe@loop.service - Load Kernel Module loop.
 1174 01:30:15.960878  [[0;32m  OK  [0m] Finished [0;1;39mmodprobe@loop.service[0m - Load Kernel Module loop.
 1175 01:30:15.984642  <30>[   22.954475] systemd[1]: Started systemd-journald.service - Journal Service.
 1176 01:30:15.987835  [[0;32m  OK  [0m] Started [0;1;39msystemd-journald.service[0m - Journal Service.
 1177 01:30:16.025747  [[0;32m  OK  [0m] Finished [0;1;39msystemd-modules-l…service[0m - Load Kernel Modules.
 1178 01:30:16.046761  [[0;32m  OK  [0m] Finished [0;1;39msystemd-network-g…rk units from Kernel command line.
 1179 01:30:16.068737  [[0;32m  OK  [0m] Finished [0;1;39msystemd-remount-f…ount Root and Kernel File Systems.
 1180 01:30:16.100626  [[0;32m  OK  [0m] Reached target [0;1;39mnetwork-pre…get[0m - Preparation for Network.
 1181 01:30:16.137685           Mounting [0;1;39msys-fs-fuse-conne…[0m - FUSE Control File System...
 1182 01:30:16.169545           Mounting [0;1;39msys-kernel-config…ernel Configuration File System...
 1183 01:30:16.206720           Starting [0;1;39msystemd-journal-f…h Journal to Persistent Storage...
 1184 01:30:16.243664           Starting [0;1;39msystemd-random-se…ice[0m - Load/Save Random Seed...
 1185 01:30:16.287683           Starting [0;1;39msystemd-sysctl.se…ce[0m - Apply Kernel Variables...
 1186 01:30:16.326564           Starting [0;1;39msystemd-sysusers.…rvice[0m - Create System Users...
 1187 01:30:16.387492  [[0;32m  OK  [0m] Mounted [0;1;39msys-fs-fuse-connec…nt[0m - FUSE Control File System.
 1188 01:30:16.411310  <46>[   23.382236] systemd-journald[249]: Received client request to flush runtime journal.
 1189 01:30:16.414469  [[0;32m  OK  [0m] Mounted [0;1;39msys-kernel-config.… Kernel Configuration File System.
 1190 01:30:16.537465  [[0;32m  OK  [0m] Finished [0;1;39msystemd-sysctl.service[0m - Apply Kernel Variables.
 1191 01:30:16.611395  [[0;32m  OK  [0m] Finished [0;1;39msystemd-sysusers.service[0m - Create System Users.
 1192 01:30:16.659269           Starting [0;1;39msystemd-tmpfiles-…ate Static Device Nodes in /dev...
 1193 01:30:18.241946  <5>[   25.224291] random: crng init done
 1194 01:30:18.326684  [[0;32m  OK  [0m] Finished [0;1;39msystemd-random-se…rvice[0m - Load/Save Random Seed.
 1195 01:30:18.738300  [[0;32m  OK  [0m] Finished [0;1;39msystemd-tmpfiles-…reate Static Device Nodes in /dev.
 1196 01:30:18.765408  [[0;32m  OK  [0m] Finished [0;1;39msystemd-journal-f…ush Journal to Persistent Storage.
 1197 01:30:18.798536  [[0;32m  OK  [0m] Reached target [0;1;39mlocal-fs-pr…reparation for Local File Systems.
 1198 01:30:18.801745  [[0;32m  OK  [0m] Reached target [0;1;39mlocal-fs.target[0m - Local File Systems.
 1199 01:30:18.857680           Starting [0;1;39msystemd-tmpfiles-… Volatile Files and Directories...
 1200 01:30:18.905530           Starting [0;1;39msystemd-udevd.ser…ger for Device Events and Files...
 1201 01:30:18.937501  [[0;32m  OK  [0m] Finished [0;1;39msystemd-udev-trig…e[0m - Coldplug All udev Devices.
 1202 01:30:19.508823  [[0;32m  OK  [0m] Started [0;1;39msystemd-udevd.serv…nager for Device Events and Files.
 1203 01:30:19.566716           Starting [0;1;39msystemd-networkd.…ice[0m - Network Configuration...
 1204 01:30:19.645740  [[0;32m  OK  [0m] Finished [0;1;39msystemd-tmpfiles-…te Volatile Files and Directories.
 1205 01:30:19.810561           Starting [0;1;39msystemd-timesyncd… - Network Time Synchronization...
 1206 01:30:19.865458           Starting [0;1;39msystemd-update-ut…rd System Boot/Shutdown in UTMP...
 1207 01:30:19.975348  [[0;32m  OK  [0m] Found device [0;1;39mdev-ttyAMA0.device[0m - /dev/ttyAMA0.
 1208 01:30:20.279177  [[0;32m  OK  [0m] Finished [0;1;39msystemd-update-ut…cord System Boot/Shutdown in UTMP.
 1209 01:30:20.990755  <5>[   27.965436] cfg80211: Loading compiled-in X.509 certificates for regulatory database
 1210 01:30:21.158347  <5>[   28.097778] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
 1211 01:30:21.159065  <5>[   28.105676] cfg80211: Loaded X.509 cert 'wens: 61c038651aabdcf94bd0ac7ff06c7248db18c600'
 1212 01:30:21.159254  <4>[   28.116546] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
 1213 01:30:21.159416  <4>[   28.125890] platform regulatory.0: Falling back to sysfs fallback for: regulatory.db
 1214 01:30:21.161655  [[0;32m  OK  [0m] Started [0;1;39msystemd-timesyncd.…0m - Network Time Synchronization.
 1215 01:30:21.176459  [[0;32m  OK  [0m] Reached target [0;1;39msysinit.target[0m - System Initialization.
 1216 01:30:21.208349  [[0;32m  OK  [0m] Started [0;1;39msystemd-tmpfiles-c… Cleanup of Temporary Directories.
 1217 01:30:21.211667  [[0;32m  OK  [0m] Reached target [0;1;39mtime-set.target[0m - System Time Set.
 1218 01:30:21.252306  [[0;32m  OK  [0m] Started [0;1;39mapt-daily.timer[0m - Daily apt download activities.
 1219 01:30:21.328820  <46>[   28.273914] systemd-journald[249]: Oldest entry in /var/log/journal/44a983756b26438995e691b947c527e4/system.journal is older than the configured file retention duration (1month), suggesting rotation.
 1220 01:30:21.329090  <46>[   28.293263] systemd-journald[249]: /var/log/journal/44a983756b26438995e691b947c527e4/system.journal: Journal header limits reached or header out-of-date, rotating.
 1221 01:30:21.331625  [[0;32m  OK  [0m] Started [0;1;39mapt-daily-upgrade.… apt upgrade and clean activities.
 1222 01:30:21.352233  [[0;32m  OK  [0m] Started [0;1;39mdpkg-db-backup.tim… Daily dpkg database backup timer.
 1223 01:30:21.383334  [[0;32m  OK  [0m] Started [0;1;39me2scrub_all.timer…etadata Check for All Filesystems.
 1224 01:30:21.420282  [[0;32m  OK  [0m] Started [0;1;39mfstrim.timer[0m - Discard unused blocks once a week.
 1225 01:30:21.423460  [[0;32m  OK  [0m] Reached target [0;1;39mtimers.target[0m - Timer Units.
 1226 01:30:21.477086  [[0;32m  OK  [0m] Listening on [0;1;39mdbus.socket[…- D-Bus System Message Bus Socket.
 1227 01:30:21.477335  [[0;32m  OK  [0m] Reached target [0;1;39msockets.target[0m - Socket Units.
 1228 01:30:21.480290  [[0;32m  OK  [0m] Reached target [0;1;39mbasic.target[0m - Basic System.
 1229 01:30:21.549172           Starting [0;1;39mdbus.service[0m - D-Bus System Message Bus...
 1230 01:30:22.506475           Starting [0;1;39me2scrub_reap.serv…e ext4 Metadata Check Snapshots...
 1231 01:30:23.057017           Starting [0;1;39msystemd-logind.se…ice[0m - User Login Management...
 1232 01:30:23.086903  [[0;32m  OK  [0m] Started [0;1;39msystemd-networkd.service[0m - Network Configuration.
 1233 01:30:23.124975  [[0;32m  OK  [0m] Reached target [0;1;39mnetwork.target[0m - Network.
 1234 01:30:23.188809           Starting [0;1;39msystemd-user-sess…vice[0m - Permit User Sessions...
 1235 01:30:23.620601  <6>[   30.603082] cfg80211: failed to load regulatory.db
 1236 01:30:23.819409  [[0;32m  OK  [0m] Listening on [0;1;39msystemd-rfkil…l Switch Status /dev/rfkill Watch.
 1237 01:30:24.160091  [[0;32m  OK  [0m] Finished [0;1;39msystemd-user-sess…ervice[0m - Permit User Sessions.
 1238 01:30:24.207082  [[0;32m  OK  [0m] Started [0;1;39mgetty@tty1.service[0m - Getty on tty1.
 1239 01:30:24.264879  [[0;32m  OK  [0m] Started [0;1;39mserial-getty@ttyAM…ice[0m - Serial Getty on ttyAMA0.
 1240 01:30:24.268046  [[0;32m  OK  [0m] Reached target [0;1;39mgetty.target[0m - Login Prompts.
 1241 01:30:24.427876  [[0;32m  OK  [0m] Finished [0;1;39me2scrub_reap.serv…ine ext4 Metadata Check Snapshots.
 1242 01:30:24.458979  [[0;32m  OK  [0m] Started [0;1;39mdbus.service[0m - D-Bus System Message Bus.
 1243 01:30:24.549889           Starting [0;1;39msystemd-hostnamed.service[0m - Hostname Service...
 1244 01:30:24.574868  [[0;32m  OK  [0m] Started [0;1;39msystemd-logind.service[0m - User Login Management.
 1245 01:30:24.596836  [[0;32m  OK  [0m] Reached target [0;1;39mmulti-user.target[0m - Multi-User System.
 1246 01:30:24.618796  [[0;32m  OK  [0m] Reached target [0;1;39mgraphical.target[0m - Graphical Interface.
 1247 01:30:24.662788           Starting [0;1;39msystemd-update-ut… Record Runlevel Change in UTMP...
 1248 01:30:24.818579  [[0;32m  OK  [0m] Finished [0;1;39msystemd-update-ut… - Record Runlevel Change in UTMP.
 1249 01:30:25.175971  [[0;32m  OK  [0m] Started [0;1;39msystemd-hostnamed.service[0m - Hostname Service.
 1250 01:30:25.312378  
 1251 01:30:25.312871  Debian GNU/Linux 12 debian-bookworm-arm64 ttyAMA0
 1252 01:30:25.313366  
 1253 01:30:25.315598  debian-bookworm-arm64 login: root (automatic login)
 1254 01:30:25.316150  
 1255 01:30:26.025696  Linux debian-bookworm-arm64 5.10.218-cip49 #1 SMP PREEMPT Tue Jun 25 23:34:51 UTC 2024 aarch64
 1256 01:30:26.026197  
 1257 01:30:26.026578  The programs included with the Debian GNU/Linux system are free software;
 1258 01:30:26.027624  the exact distribution terms for each program are described in the
 1259 01:30:26.027987  individual files in /usr/share/doc/*/copyright.
 1260 01:30:26.028267  
 1261 01:30:26.028527  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1262 01:30:26.029546  permitted by applicable law.
 1263 01:30:28.076322  Matched prompt #10: / #
 1265 01:30:28.077749  Kernel warnings or errors detected.
 1266 01:30:28.078218  Setting prompt string to ['/ #']
 1267 01:30:28.078776  end: 2.4.4.1 login-action (duration 00:00:36) [common]
 1269 01:30:28.080126  end: 2.4.4 auto-login-action (duration 00:00:36) [common]
 1270 01:30:28.080665  start: 2.4.5 expect-shell-connection (timeout 00:01:17) [common]
 1271 01:30:28.081072  Setting prompt string to ['/ #']
 1272 01:30:28.081456  Forcing a shell prompt, looking for ['/ #']
 1274 01:30:28.132427  / # 
 1275 01:30:28.133029  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1276 01:30:28.133531  Waiting using forced prompt support (timeout 00:02:30)
 1277 01:30:28.139240  
 1278 01:30:28.155611  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1279 01:30:28.156217  start: 2.4.6 export-device-env (timeout 00:01:17) [common]
 1280 01:30:28.156681  Sending with 100 millisecond of delay
 1282 01:30:40.531290  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v'
 1283 01:30:40.632153  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/469336/extract-nfsrootfs-xfhepq4v'
 1284 01:30:40.632903  Sending with 100 millisecond of delay
 1286 01:30:46.244577  / # export NFS_SERVER_IP='192.168.56.230'
 1287 01:30:46.345436  export NFS_SERVER_IP='192.168.56.230'
 1288 01:30:46.346232  end: 2.4.6 export-device-env (duration 00:00:18) [common]
 1289 01:30:46.346734  end: 2.4 uboot-commands (duration 00:04:01) [common]
 1290 01:30:46.347214  end: 2 uboot-action (duration 00:04:01) [common]
 1291 01:30:46.347676  start: 3 lava-test-retry (timeout 00:05:16) [common]
 1292 01:30:46.348147  start: 3.1 lava-test-shell (timeout 00:05:16) [common]
 1293 01:30:46.348544  Using namespace: common
 1295 01:30:46.449579  / # #
 1296 01:30:46.450232  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1297 01:30:46.460910  #
 1298 01:30:46.461648  Using /lava-469336
 1300 01:30:46.562742  / # export SHELL=/bin/bash
 1301 01:30:46.572833  export SHELL=/bin/bash
 1303 01:30:46.689802  / # . /lava-469336/environment
 1304 01:30:46.700719  . /lava-469336/environment
 1306 01:30:46.817840  / # /lava-469336/bin/lava-test-runner /lava-469336/0
 1307 01:30:46.818438  Test shell timeout: 10s (minimum of the action and connection timeout)
 1308 01:30:46.828653  /lava-469336/bin/lava-test-runner /lava-469336/0
 1309 01:30:47.587047  + export TESTRUN_ID=0_timesync-off
 1310 01:30:47.590227  + TESTRUN_ID=0_timesync-off
 1311 01:30:47.590674  + cd /lava-469336/0/tests/0_timesync-off
 1312 01:30:47.591012  ++ cat uuid
 1313 01:30:47.639916  + UUID=469336_1.6.2.4.1
 1314 01:30:47.640421  + set +x
 1315 01:30:47.643154  <LAVA_SIGNAL_STARTRUN 0_timesync-off 469336_1.6.2.4.1>
 1316 01:30:47.643617  + systemctl stop systemd-timesyncd
 1317 01:30:47.644237  Received signal: <STARTRUN> 0_timesync-off 469336_1.6.2.4.1
 1318 01:30:47.644599  Starting test lava.0_timesync-off (469336_1.6.2.4.1)
 1319 01:30:47.645010  Skipping test definition patterns.
 1320 01:30:47.818714  + set +x
 1321 01:30:47.834924  <LAVA_SIGNAL_ENDRUN 0_timesync-off 469336_1.6.2.4.1>
 1322 01:30:47.835675  Received signal: <ENDRUN> 0_timesync-off 469336_1.6.2.4.1
 1323 01:30:47.836096  Ending use of test pattern.
 1324 01:30:47.836430  Ending test lava.0_timesync-off (469336_1.6.2.4.1), duration 0.19
 1326 01:30:48.116526  + export TESTRUN_ID=1_kselftest-lkdtm
 1327 01:30:48.117022  + TESTRUN_ID=1_kselftest-lkdtm
 1328 01:30:48.117361  + cd /lava-469336/0/tests/1_kselftest-lkdtm
 1329 01:30:48.119809  ++ cat uuid
 1330 01:30:48.190311  + UUID=469336_1.6.2.4.5
 1331 01:30:48.190660  + set +x
 1332 01:30:48.190875  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 469336_1.6.2.4.5>
 1333 01:30:48.191037  + cd ./automated/linux/kselftest/
 1334 01:30:48.191422  Received signal: <STARTRUN> 1_kselftest-lkdtm 469336_1.6.2.4.5
 1335 01:30:48.191567  Starting test lava.1_kselftest-lkdtm (469336_1.6.2.4.5)
 1336 01:30:48.191729  Skipping test definition patterns.
 1337 01:30:48.193545  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b juno-uboot -g cip -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1338 01:30:48.465201  INFO: install_deps skipped
 1339 01:30:49.524524  --2024-06-26 01:30:49--  http://storage.kernelci.org/cip/linux-5.10.y-cip/v5.10.218-cip49-41-ga1157ad99348c/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz
 1340 01:30:49.563364  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82
 1341 01:30:49.694472  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.
 1342 01:30:49.862245  HTTP request sent, awaiting response... 200 OK
 1343 01:30:49.862718  Length: 1740080 (1.7M) [application/octet-stream]
 1344 01:30:49.863148  Saving to: 'kselftest_armhf.tar.gz'
 1345 01:30:49.863547  
 1346 01:30:58.538655  
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 1347 01:30:58.539308  
 1348 01:30:58.575361  2024-06-26 01:30:58 (196 KB/s) - 'kselftest_armhf.tar.gz' saved [1740080/1740080]
 1349 01:30:58.575640  
 1350 01:30:59.656517  <4>[   66.627171] arm-smmu 2b600000.iommu: deferred probe timeout, ignoring dependency
 1351 01:30:59.659686  <4>[   66.634958] arm-smmu: probe of 2b600000.iommu failed with error -110
 1352 01:31:00.181468  <4>[   67.134834] amba 20010000.etf: deferred probe timeout, ignoring dependency
 1353 01:31:00.181747  <4>[   67.142211] amba 20030000.tpiu: deferred probe timeout, ignoring dependency
 1354 01:31:00.181918  <4>[   67.149685] amba 20040000.funnel: deferred probe timeout, ignoring dependency
 1355 01:31:00.182108  <4>[   67.157233] amba 20070000.etr: deferred probe timeout, ignoring dependency
 1356 01:31:00.182555  <4>[   67.164520] amba 20100000.stm: deferred probe timeout, ignoring dependency
 1357 01:31:00.225468  <4>[   67.171807] amba 20120000.replicator: deferred probe timeout, ignoring dependency
 1358 01:31:00.225759  <4>[   67.179694] amba 22010000.cpu-debug: deferred probe timeout, ignoring dependency
 1359 01:31:00.226172  <4>[   67.187511] amba 22040000.etm: deferred probe timeout, ignoring dependency
 1360 01:31:00.226346  <4>[   67.194813] amba 220c0000.funnel: deferred probe timeout, ignoring dependency
 1361 01:31:00.226516  <4>[   67.202351] amba 22110000.cpu-debug: deferred probe timeout, ignoring dependency
 1362 01:31:00.226662  <4>[   67.210155] amba 22140000.etm: deferred probe timeout, ignoring dependency
 1363 01:31:00.269441  <4>[   67.217450] amba 23010000.cpu-debug: deferred probe timeout, ignoring dependency
 1364 01:31:00.270022  <4>[   67.225246] amba 23040000.etm: deferred probe timeout, ignoring dependency
 1365 01:31:00.270240  <4>[   67.232537] amba 230c0000.funnel: deferred probe timeout, ignoring dependency
 1366 01:31:00.270405  <4>[   67.240059] amba 23110000.cpu-debug: deferred probe timeout, ignoring dependency
 1367 01:31:00.270540  <4>[   67.247844] amba 23140000.etm: deferred probe timeout, ignoring dependency
 1368 01:31:00.272637  <4>[   67.255146] amba 23210000.cpu-debug: deferred probe timeout, ignoring dependency
 1369 01:31:00.300982  <4>[   67.262960] amba 23240000.etm: deferred probe timeout, ignoring dependency
 1370 01:31:00.301243  <4>[   67.270235] amba 23310000.cpu-debug: deferred probe timeout, ignoring dependency
 1371 01:31:00.304108  <4>[   67.278034] amba 23340000.etm: deferred probe timeout, ignoring dependency
 1372 01:31:13.080717  skiplist:
 1373 01:31:13.081020  ========================================
 1374 01:31:13.083772  ========================================
 1375 01:31:13.267735  lkdtm:PANIC.sh
 1376 01:31:13.268028  lkdtm:BUG.sh
 1377 01:31:13.268224  lkdtm:WARNING.sh
 1378 01:31:13.268399  lkdtm:WARNING_MESSAGE.sh
 1379 01:31:13.268562  lkdtm:EXCEPTION.sh
 1380 01:31:13.268717  lkdtm:LOOP.sh
 1381 01:31:13.268866  lkdtm:EXHAUST_STACK.sh
 1382 01:31:13.269014  lkdtm:CORRUPT_STACK.sh
 1383 01:31:13.269152  lkdtm:CORRUPT_STACK_STRONG.sh
 1384 01:31:13.269249  lkdtm:CORRUPT_LIST_ADD.sh
 1385 01:31:13.269343  lkdtm:CORRUPT_LIST_DEL.sh
 1386 01:31:13.269436  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1387 01:31:13.269529  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1388 01:31:13.269835  lkdtm:UNSET_SMEP.sh
 1389 01:31:13.269937  lkdtm:DOUBLE_FAULT.sh
 1390 01:31:13.270045  lkdtm:CORRUPT_PAC.sh
 1391 01:31:13.270139  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1392 01:31:13.270231  lkdtm:OVERWRITE_ALLOCATION.sh
 1393 01:31:13.270927  lkdtm:WRITE_AFTER_FREE.sh
 1394 01:31:13.271072  lkdtm:READ_AFTER_FREE.sh
 1395 01:31:13.311063  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1396 01:31:13.311580  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1397 01:31:13.311935  lkdtm:SLAB_FREE_DOUBLE.sh
 1398 01:31:13.312249  lkdtm:SLAB_FREE_CROSS.sh
 1399 01:31:13.312542  lkdtm:SLAB_FREE_PAGE.sh
 1400 01:31:13.312826  lkdtm:SOFTLOCKUP.sh
 1401 01:31:13.313108  lkdtm:HARDLOCKUP.sh
 1402 01:31:13.313715  lkdtm:SPINLOCKUP.sh
 1403 01:31:13.314062  lkdtm:HUNG_TASK.sh
 1404 01:31:13.314445  lkdtm:EXEC_DATA.sh
 1405 01:31:13.314739  lkdtm:EXEC_STACK.sh
 1406 01:31:13.315020  lkdtm:EXEC_KMALLOC.sh
 1407 01:31:13.315293  lkdtm:EXEC_VMALLOC.sh
 1408 01:31:13.315584  lkdtm:EXEC_RODATA.sh
 1409 01:31:13.315866  lkdtm:EXEC_USERSPACE.sh
 1410 01:31:13.316140  lkdtm:EXEC_NULL.sh
 1411 01:31:13.316410  lkdtm:ACCESS_USERSPACE.sh
 1412 01:31:13.316693  lkdtm:ACCESS_NULL.sh
 1413 01:31:13.316974  lkdtm:WRITE_RO.sh
 1414 01:31:13.317321  lkdtm:WRITE_RO_AFTER_INIT.sh
 1415 01:31:13.354304  lkdtm:WRITE_KERN.sh
 1416 01:31:13.354740  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1417 01:31:13.355040  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1418 01:31:13.355316  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1419 01:31:13.355581  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1420 01:31:13.355839  lkdtm:REFCOUNT_DEC_ZERO.sh
 1421 01:31:13.356091  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1422 01:31:13.356344  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1423 01:31:13.356594  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1424 01:31:13.356841  lkdtm:REFCOUNT_INC_ZERO.sh
 1425 01:31:13.357086  lkdtm:REFCOUNT_ADD_ZERO.sh
 1426 01:31:13.357440  lkdtm:REFCOUNT_INC_SATURATED.sh
 1427 01:31:13.357701  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1428 01:31:13.357947  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1429 01:31:13.358622  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1430 01:31:13.397480  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1431 01:31:13.397966  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1432 01:31:13.398352  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1433 01:31:13.398665  lkdtm:REFCOUNT_TIMING.sh
 1434 01:31:13.398962  lkdtm:ATOMIC_TIMING.sh
 1435 01:31:13.399250  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1436 01:31:13.399533  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1437 01:31:13.399812  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1438 01:31:13.400089  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1439 01:31:13.400390  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1440 01:31:13.400742  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1441 01:31:13.401022  lkdtm:USERCOPY_STACK_BEYOND.sh
 1442 01:31:13.401296  lkdtm:USERCOPY_KERNEL.sh
 1443 01:31:13.401899  lkdtm:STACKLEAK_ERASING.sh
 1444 01:31:13.402254  lkdtm:CFI_FORWARD_PROTO.sh
 1445 01:31:13.440600  ============== Tests to run ===============
 1446 01:31:13.441073  lkdtm:PANIC.sh
 1447 01:31:13.441406  lkdtm:BUG.sh
 1448 01:31:13.441718  lkdtm:WARNING.sh
 1449 01:31:13.442042  lkdtm:WARNING_MESSAGE.sh
 1450 01:31:13.442341  lkdtm:EXCEPTION.sh
 1451 01:31:13.442628  lkdtm:LOOP.sh
 1452 01:31:13.442907  lkdtm:EXHAUST_STACK.sh
 1453 01:31:13.443183  lkdtm:CORRUPT_STACK.sh
 1454 01:31:13.443468  lkdtm:CORRUPT_STACK_STRONG.sh
 1455 01:31:13.443834  lkdtm:CORRUPT_LIST_ADD.sh
 1456 01:31:13.444117  lkdtm:CORRUPT_LIST_DEL.sh
 1457 01:31:13.444389  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1458 01:31:13.444662  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1459 01:31:13.444937  lkdtm:UNSET_SMEP.sh
 1460 01:31:13.445207  lkdtm:DOUBLE_FAULT.sh
 1461 01:31:13.445476  lkdtm:CORRUPT_PAC.sh
 1462 01:31:13.446184  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1463 01:31:13.446513  lkdtm:OVERWRITE_ALLOCATION.sh
 1464 01:31:13.483808  lkdtm:WRITE_AFTER_FREE.sh
 1465 01:31:13.484265  lkdtm:READ_AFTER_FREE.sh
 1466 01:31:13.484599  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1467 01:31:13.484907  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1468 01:31:13.485201  lkdtm:SLAB_FREE_DOUBLE.sh
 1469 01:31:13.485486  lkdtm:SLAB_FREE_CROSS.sh
 1470 01:31:13.485767  lkdtm:SLAB_FREE_PAGE.sh
 1471 01:31:13.486098  lkdtm:SOFTLOCKUP.sh
 1472 01:31:13.486388  lkdtm:HARDLOCKUP.sh
 1473 01:31:13.486676  lkdtm:SPINLOCKUP.sh
 1474 01:31:13.487033  lkdtm:HUNG_TASK.sh
 1475 01:31:13.487316  lkdtm:EXEC_DATA.sh
 1476 01:31:13.487591  lkdtm:EXEC_STACK.sh
 1477 01:31:13.487866  lkdtm:EXEC_KMALLOC.sh
 1478 01:31:13.488138  lkdtm:EXEC_VMALLOC.sh
 1479 01:31:13.488410  lkdtm:EXEC_RODATA.sh
 1480 01:31:13.488681  lkdtm:EXEC_USERSPACE.sh
 1481 01:31:13.488956  lkdtm:EXEC_NULL.sh
 1482 01:31:13.489623  lkdtm:ACCESS_USERSPACE.sh
 1483 01:31:13.489937  lkdtm:ACCESS_NULL.sh
 1484 01:31:13.490261  lkdtm:WRITE_RO.sh
 1485 01:31:13.526999  lkdtm:WRITE_RO_AFTER_INIT.sh
 1486 01:31:13.527458  lkdtm:WRITE_KERN.sh
 1487 01:31:13.527788  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1488 01:31:13.528095  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1489 01:31:13.528382  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1490 01:31:13.528674  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1491 01:31:13.528957  lkdtm:REFCOUNT_DEC_ZERO.sh
 1492 01:31:13.529239  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1493 01:31:13.529517  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1494 01:31:13.529794  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1495 01:31:13.530213  lkdtm:REFCOUNT_INC_ZERO.sh
 1496 01:31:13.530505  lkdtm:REFCOUNT_ADD_ZERO.sh
 1497 01:31:13.530781  lkdtm:REFCOUNT_INC_SATURATED.sh
 1498 01:31:13.531446  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1499 01:31:13.531769  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1500 01:31:13.570106  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1501 01:31:13.570586  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1502 01:31:13.570946  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1503 01:31:13.571257  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1504 01:31:13.571551  lkdtm:REFCOUNT_TIMING.sh
 1505 01:31:13.571841  lkdtm:ATOMIC_TIMING.sh
 1506 01:31:13.572132  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1507 01:31:13.572415  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1508 01:31:13.572698  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1509 01:31:13.572986  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1510 01:31:13.573346  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1511 01:31:13.573630  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1512 01:31:13.574307  lkdtm:USERCOPY_STACK_BEYOND.sh
 1513 01:31:13.574627  lkdtm:USERCOPY_KERNEL.sh
 1514 01:31:13.590510  lkdtm:STACKLEAK_ERASING.sh
 1515 01:31:13.590964  lkdtm:CFI_FORWARD_PROTO.sh
 1516 01:31:13.593755  ===========End Tests to run ===============
 1517 01:31:13.594236  shardfile-lkdtm pass
 1518 01:31:16.295471  <12>[   83.272827] kselftest: Running tests in lkdtm
 1519 01:31:16.343420  TAP version 13
 1520 01:31:16.391404  1..70
 1521 01:31:16.423328  # selftests: lkdtm: PANIC.sh
 1522 01:31:17.382636  # Skipping PANIC: crashes entire system
 1523 01:31:17.414635  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1524 01:31:17.446533  # selftests: lkdtm: BUG.sh
 1525 01:31:17.953643  <6>[   84.906446] lkdtm: Performing direct entry BUG
 1526 01:31:17.954212  <4>[   84.911483] ------------[ cut here ]------------
 1527 01:31:17.954654  <2>[   84.916397] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1528 01:31:17.955446  <0>[   84.922212] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
 1529 01:31:17.955813  <4>[   84.929285] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1530 01:31:17.957177  <4>[   84.941069] CPU: 3 PID: 704 Comm: cat Tainted: G        W         5.10.218-cip49 #1
 1531 01:31:17.997004  <4>[   84.949007] Hardware name: ARM Juno development board (r0) (DT)
 1532 01:31:17.997504  <4>[   84.955208] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1533 01:31:17.997847  <4>[   84.961503] pc : lkdtm_BUG+0x8/0x10
 1534 01:31:17.998250  <4>[   84.965268] lr : lkdtm_do_action+0x24/0x40
 1535 01:31:17.998565  <4>[   84.969637] sp : ffff800014663d10
 1536 01:31:17.999216  <4>[   84.973224] x29: ffff800014663d10 x28: ffff000802940000 
 1537 01:31:17.999541  <4>[   84.978826] x27: 0000000000000000 x26: 0000000000000000 
 1538 01:31:18.000491  <4>[   84.984428] x25: ffff80001150a3b0 x24: ffff800014663e20 
 1539 01:31:18.040475  <4>[   84.990030] x23: 0000000000000004 x22: ffff0008044b8000 
 1540 01:31:18.040921  <4>[   84.995633] x21: ffff800011a26dd0 x20: ffff80001150a3c0 
 1541 01:31:18.041255  <4>[   85.001234] x19: 0000000000000001 x18: ffff800012b07dd0 
 1542 01:31:18.041561  <4>[   85.006836] x17: 0000000000000000 x16: 0000000000000000 
 1543 01:31:18.041872  <4>[   85.012438] x15: 0000000000000028 x14: 0000000000048280 
 1544 01:31:18.042221  <4>[   85.018041] x13: ffff800012a1db50 x12: 000000005a5cf9df 
 1545 01:31:18.042513  <4>[   85.023642] x11: ffff000802940888 x10: ffff80001262c260 
 1546 01:31:18.043684  <4>[   85.029244] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1547 01:31:18.083889  <4>[   85.034846] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1548 01:31:18.084333  <4>[   85.040448] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 1549 01:31:18.084662  <4>[   85.046049] x3 : 0000000000000000 x2 : 0000000000000000 
 1550 01:31:18.084970  <4>[   85.051650] x1 : ffff000802940000 x0 : ffff800010a08a00 
 1551 01:31:18.085263  <4>[   85.057252] Call trace:
 1552 01:31:18.085542  <4>[   85.059973]  lkdtm_BUG+0x8/0x10
 1553 01:31:18.085816  <4>[   85.063389]  direct_entry+0xd0/0x140
 1554 01:31:18.086147  <4>[   85.067241]  full_proxy_write+0x68/0xbc
 1555 01:31:18.086431  <4>[   85.071354]  vfs_write+0xec/0x20c
 1556 01:31:18.087091  <4>[   85.074943]  ksys_write+0x70/0x100
 1557 01:31:18.127319  <4>[   85.078619]  __arm64_sys_write+0x24/0x30
 1558 01:31:18.127778  <4>[   85.082821]  el0_svc_common.constprop.0+0x84/0x1e0
 1559 01:31:18.128101  <4>[   85.087890]  do_el0_svc+0x2c/0xa4
 1560 01:31:18.128399  <4>[   85.091480]  el0_svc+0x20/0x30
 1561 01:31:18.128679  <4>[   85.094808]  el0_sync_handler+0xb0/0xb4
 1562 01:31:18.128955  <4>[   85.098920]  el0_sync+0x180/0x1c0
 1563 01:31:18.129228  <0>[   85.102514] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1564 01:31:18.129500  <4>[   85.108892] ---[ end trace 79c1fb89ce5ce61e ]---
 1565 01:31:18.129770  <6>[   85.113788] note: cat[704] exited with preempt_count 1
 1566 01:31:18.170589  <3>[   85.119205] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1567 01:31:18.171036  <3>[   85.128365] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 704, name: cat
 1568 01:31:18.171358  <4>[   85.136304] INFO: lockdep is turned off.
 1569 01:31:18.171661  <4>[   85.140501] irq event stamp: 1972
 1570 01:31:18.171943  <4>[   85.144095] hardirqs last  enabled at (1971): [<ffff80001012d430>] console_unlock+0x530/0x694
 1571 01:31:18.172226  <4>[   85.152909] hardirqs last disabled at (1972): [<ffff800011264c24>] el1_dbg+0x24/0x50
 1572 01:31:18.213949  <4>[   85.160939] softirqs last  enabled at (1968): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1573 01:31:18.214432  <4>[   85.169582] softirqs last disabled at (1963): [<ffff8000100a7784>] __irq_exit_rcu+0x174/0x1a0
 1574 01:31:18.214770  <4>[   85.178397] CPU: 3 PID: 704 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1575 01:31:18.215075  <4>[   85.186335] Hardware name: ARM Juno development board (r0) (DT)
 1576 01:31:18.215365  <4>[   85.192533] Call trace:
 1577 01:31:18.215644  <4>[   85.195253]  dump_backtrace+0x0/0x200
 1578 01:31:18.215918  <4>[   85.199191]  show_stack+0x20/0x30
 1579 01:31:18.216193  <4>[   85.202784]  dump_stack+0x110/0x160
 1580 01:31:18.217185  <4>[   85.206549]  ___might_sleep+0x140/0x210
 1581 01:31:18.257408  <4>[   85.210662]  __might_sleep+0x5c/0x94
 1582 01:31:18.257898  <4>[   85.214515]  exit_signals+0x34/0x250
 1583 01:31:18.258288  <4>[   85.218367]  do_exit+0xd0/0xb10
 1584 01:31:18.258604  <4>[   85.221783]  make_task_dead+0x5c/0x90
 1585 01:31:18.258902  <4>[   85.225721]  die+0x22c/0x26c
 1586 01:31:18.259193  <4>[   85.228875]  bug_handler+0x58/0x80
 1587 01:31:18.259478  <4>[   85.232553]  call_break_hook+0x70/0x84
 1588 01:31:18.259760  <4>[   85.236578]  brk_handler+0x24/0x64
 1589 01:31:18.260041  <4>[   85.240258]  do_debug_exception+0xd4/0x150
 1590 01:31:18.260398  <4>[   85.244632]  el1_dbg+0x34/0x50
 1591 01:31:18.261111  <4>[   85.247962]  el1_sync_handler+0xc8/0xe4
 1592 01:31:18.300780  <4>[   85.252074]  el1_sync+0x88/0x140
 1593 01:31:18.301247  <4>[   85.255579]  lkdtm_BUG+0x8/0x10
 1594 01:31:18.301583  <4>[   85.258996]  direct_entry+0xd0/0x140
 1595 01:31:18.301899  <4>[   85.262849]  full_proxy_write+0x68/0xbc
 1596 01:31:18.302256  <4>[   85.266962]  vfs_write+0xec/0x20c
 1597 01:31:18.302554  <4>[   85.270553]  ksys_write+0x70/0x100
 1598 01:31:18.302843  <4>[   85.274231]  __arm64_sys_write+0x24/0x30
 1599 01:31:18.303124  <4>[   85.278433]  el0_svc_common.constprop.0+0x84/0x1e0
 1600 01:31:18.303406  <4>[   85.283505]  do_el0_svc+0x2c/0xa4
 1601 01:31:18.303735  <4>[   85.287095]  el0_svc+0x20/0x30
 1602 01:31:18.304694  <4>[   85.290424]  el0_sync_handler+0xb0/0xb4
 1603 01:31:18.344349  <4>[   85.294536]  el0_sync+0x180/0x1c0
 1604 01:31:18.344666  <4>[   85.298591] ------------[ cut here ]------------
 1605 01:31:18.344894  <4>[   85.303503] WARNING: CPU: 3 PID: 0 at kernel/rcu/tree.c:625 rcu_eqs_enter.constprop.0+0xfc/0x150
 1606 01:31:18.345098  <4>[   85.312574] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1607 01:31:18.345307  <4>[   85.324360] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W         5.10.218-cip49 #1
 1608 01:31:18.347423  <4>[   85.332647] Hardware name: ARM Juno development board (r0) (DT)
 1609 01:31:18.387844  <4>[   85.338859] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1610 01:31:18.388126  <4>[   85.345160] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1611 01:31:18.388350  <4>[   85.350499] lr : rcu_idle_enter+0x24/0xf4
 1612 01:31:18.388548  <4>[   85.354786] sp : ffff80001366be90
 1613 01:31:18.388738  <4>[   85.358377] x29: ffff80001366be90 x28: 0000000000000000 
 1614 01:31:18.388925  <4>[   85.363986] x27: 0000000000000000 x26: 0000000000000000 
 1615 01:31:18.389110  <4>[   85.369597] x25: 0000000000000000 x24: 00000013dc30d654 
 1616 01:31:18.390940  <4>[   85.375200] x23: 0000000000000000 x22: ffff000807068080 
 1617 01:31:18.431250  <4>[   85.380802] x21: ffff00097ef821c0 x20: ffff800011df5400 
 1618 01:31:18.431514  <4>[   85.386404] x19: ffff00097ef84400 x18: 0000000000000000 
 1619 01:31:18.431735  <4>[   85.392006] x17: 0000000000000000 x16: 0000000000000000 
 1620 01:31:18.431936  <4>[   85.397608] x15: 00000000000003fc x14: 00000000000003fd 
 1621 01:31:18.432131  <4>[   85.403211] x13: 000000000000062f x12: 071c71c71c71c71c 
 1622 01:31:18.432305  <4>[   85.408813] x11: 000000000000062f x10: ffff00097ef8252c 
 1623 01:31:18.432464  <4>[   85.414416] x9 : ffff800010e3f870 x8 : 0000000000000454 
 1624 01:31:18.434352  <4>[   85.420018] x7 : ffff00097ef8254c x6 : 00000001bbfa68c7 
 1625 01:31:18.474663  <4>[   85.425619] x5 : 00ffffffffffffff x4 : 0000000000000015 
 1626 01:31:18.474910  <4>[   85.431220] x3 : 0000000004574eec x2 : 0000000000000004 
 1627 01:31:18.475129  <4>[   85.436822] x1 : 4000000000000002 x0 : 4000000000000000 
 1628 01:31:18.475331  <4>[   85.442424] Call trace:
 1629 01:31:18.475522  <4>[   85.445150]  rcu_eqs_enter.constprop.0+0xfc/0x150
 1630 01:31:18.475714  <4>[   85.450134]  rcu_idle_enter+0x24/0xf4
 1631 01:31:18.475900  <4>[   85.454075]  cpuidle_enter_state+0x22c/0x31c
 1632 01:31:18.476088  <4>[   85.458623]  cpuidle_enter+0x40/0x60
 1633 01:31:18.476265  <4>[   85.462476]  do_idle+0x240/0x2d0
 1634 01:31:18.477749  <4>[   85.465980]  cpu_startup_entry+0x2c/0x6c
 1635 01:31:18.517967  <4>[   85.470181]  secondary_start_kernel+0x14c/0x1a0
 1636 01:31:18.518236  <4>[   85.474988] irq event stamp: 253362
 1637 01:31:18.518454  <4>[   85.478758] hardirqs last  enabled at (253361): [<ffff80001017cc0c>] tick_nohz_idle_exit+0x78/0x19c
 1638 01:31:18.518657  <4>[   85.488098] hardirqs last disabled at (253362): [<ffff80001126cb8c>] __schedule+0x35c/0x950
 1639 01:31:18.518853  <4>[   85.496742] softirqs last  enabled at (253358): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1640 01:31:18.521161  <4>[   85.505561] softirqs last disabled at (253347): [<ffff8000100a7784>] __irq_exit_rcu+0x174/0x1a0
 1641 01:31:18.561543  <4>[   85.514547] ---[ end trace 79c1fb89ce5ce61f ]---
 1642 01:31:18.561810  # Segmentation fault
 1643 01:31:18.562042  # [   84.906446] lkdtm: Performing direct entry BUG
 1644 01:31:18.562255  # [   84.911483] ------------[ cut here ]------------
 1645 01:31:18.562408  # [   84.916397] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1646 01:31:18.562550  # [   84.922212] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
 1647 01:31:18.564703  # [   84.929285] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1648 01:31:18.604717  # [   84.941069] CPU: 3 PID: 704 Comm: cat Tainted: G        W         5.10.218-cip49 #1
 1649 01:31:18.604964  # [   84.949007] Hardware name: ARM Juno development board (r0) (DT)
 1650 01:31:18.605132  # [   84.955208] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1651 01:31:18.605285  # [   84.961503] pc : lkdtm_BUG+0x8/0x10
 1652 01:31:18.605492  # [   84.965268] lr : lkdtm_do_action+0x24/0x40
 1653 01:31:18.605782  # [   84.969637] sp : ffff800014663d10
 1654 01:31:18.606117  # [   84.973224] x29: ffff800014663d10 x28: ffff000802940000 
 1655 01:31:18.606419  # [   84.978826] x27: 0000000000000000 x26: 0000000000000000 
 1656 01:31:18.648133  # [   84.984428] x25: ffff80001150a3b0 x24: ffff800014663e20 
 1657 01:31:18.648998  # [   84.990030] x23: 0000000000000004 x22: ffff0008044b8000 
 1658 01:31:18.649369  # [   84.995633] x21: ffff800011a26dd0 x20: ffff80001150a3c0 
 1659 01:31:18.649686  # [   85.001234] x19: 0000000000000001 x18: ffff800012b07dd0 
 1660 01:31:18.649987  # [   85.006836] x17: 0000000000000000 x16: 0000000000000000 
 1661 01:31:18.650341  # [   85.012438] x15: 0000000000000028 x14: 0000000000048280 
 1662 01:31:18.650632  # [   85.018041] x13: ffff800012a1db50 x12: 000000005a5cf9df 
 1663 01:31:18.651332  # [   85.023642] x11: ffff000802940888 x10: ffff80001262c260 
 1664 01:31:18.691064  # [   85.029244] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1665 01:31:18.691371  # [   85.034846] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1666 01:31:18.691634  # [   85.040448] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 1667 01:31:18.691811  # [   85.046049] x3 : 0000000000000000 x2 : 0000000000000000 
 1668 01:31:18.692022  # [   85.051650] x1 : ffff000802940000 x0 : ffff800010a08a00 
 1669 01:31:18.692144  # [   85.057252] Call trace:
 1670 01:31:18.692243  # [   85.059973]  lkdtm_BUG+0x8/0x10
 1671 01:31:18.692337  # [   85.063389]  direct_entry+0xd0/0x140
 1672 01:31:18.692430  # [   85.067241]  full_proxy_write+0x68/0xbc
 1673 01:31:18.694203  # [   85.071354]  vfs_write+0xec/0x20c
 1674 01:31:18.734155  # [   85.074943]  ksys_write+0x70/0x100
 1675 01:31:18.734429  # [   85.078619]  __arm64_sys_write+0x24/0x30
 1676 01:31:18.734603  # [   85.082821]  el0_svc_common.constprop.0+0x84/0x1e0
 1677 01:31:18.734764  # [   85.087890]  do_el0_svc+0x2c/0xa4
 1678 01:31:18.734914  # [   85.091480]  el0_svc+0x20/0x30
 1679 01:31:18.735054  # [   85.094808]  el0_sync_handler+0xb0/0xb4
 1680 01:31:18.735182  # [   85.098920]  el0_sync+0x180/0x1c0
 1681 01:31:18.735307  # [   85.102514] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1682 01:31:18.735435  # [   85.108892] ---[ end trace 79c1fb89ce5ce61e ]---
 1683 01:31:18.737259  # [   85.113788] note: cat[704] exited with preempt_count 1
 1684 01:31:18.777338  # [   85.119205] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1685 01:31:18.777612  # [   85.128365] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 704, name: cat
 1686 01:31:18.777836  # [   85.136304] INFO: lockdep is turned off.
 1687 01:31:18.778055  # [   85.140501] irq event stamp: 1972
 1688 01:31:18.778243  # [   85.144095] hardirqs last  enabled at (1971): [<ffff80001012d430>] console_unlock+0x530/0x694
 1689 01:31:18.778426  # [   85.152909] hardirqs last disabled at (1972): [<ffff800011264c24>] el1_dbg+0x24/0x50
 1690 01:31:18.820526  # [   85.160939] softirqs last  enabled at (1968): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1691 01:31:18.820793  # [   85.169582] softirqs last disabled at (1963): [<ffff8000100a7784>] __irq_exit_rcu+0x174/0x1a0
 1692 01:31:18.820964  # [   85.178397] CPU: 3 PID: 704 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1693 01:31:18.821123  # [   85.186335] Hardware name: ARM Juno development board (r0) (DT)
 1694 01:31:18.821271  # [   85.192533] Call trace:
 1695 01:31:18.821417  # [   85.195253]  dump_backtrace+0x0/0x200
 1696 01:31:18.823694  # [   85.199191]  sho<6>[   85.806935] lkdtm: Performing direct entry WARNING
 1697 01:31:18.823915  w_stack+0x20/0x30
 1698 01:31:18.863679  # [   85.2027<4>[   85.814762] ------------[ cut here ]------------
 1699 01:31:18.863917  84]  dump_stack+0x110/0x160
 1700 01:31:18.864091  # [<4>[   85.822326] WARNING: CPU: 4 PID: 743 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1701 01:31:18.864248     85.206549]  ___might_sleep+0x<4>[   85.833797] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1702 01:31:18.864402  140/0x210
 1703 01:31:18.866860  # [   85.210662]  __m<4>[   85.848251] CPU: 4 PID: 743 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1704 01:31:18.906857  ight_sleep+0x5c/0x94
 1705 01:31:18.907083  # [   85.2<4>[   85.858950] Hardware name: ARM Juno development board (r0) (DT)
 1706 01:31:18.907251  14515]  exit_signals+0x34/0x250
<4>[   85.867920] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1707 01:31:18.907490  
 1708 01:31:18.907786  # [   85.218367]  do_exit+0xd0/<4>[   85.876972] pc : lkdtm_WARNING+0x28/0x34
 1709 01:31:18.908078  0xb10
 1710 01:31:18.908367  # [   85.221783]  make_ta<4>[   85.883935] lr : lkdtm_do_action+0x24/0x40
 1711 01:31:18.908650  sk_dead+0x5c/0x90
 1712 01:31:18.908927  # [   85.2257<4>[   85.891068] sp : ffff8000146fbd10
 1713 01:31:18.909202  21]  die+0x22c/0x26c
 1714 01:31:18.950328  # [   85.2<4>[   85.897422] x29: ffff8000146fbd10 x28: ffff000802b04980 
 1715 01:31:18.950780  28875]  bug_handler+0x58/0x80
 1716 01:31:18.951126  #<4>[   85.905778] x27: 0000000000000000 x26: 0000000000000000 
 1717 01:31:18.951440   [   85.232553]  call_break_hook<4>[   85.914134] x25: ffff80001150a3b0 x24: ffff8000146fbe20 
 1718 01:31:18.951746  +0x70/0x84
 1719 01:31:18.952043  # [   85.236578]  br<4>[   85.922490] x23: 0000000000000008 x22: ffff0008039ef000 
 1720 01:31:18.952333  k_handler+0x24/0x64
 1721 01:31:18.952612  # [   85.24<4>[   85.930845] x21: ffff800011a26dd8 x20: ffff80001150a3d0 
 1722 01:31:18.993509  0258]  do_debug_exception+0xd4/0<4>[   85.939202] x19: 0000000000000002 x18: 0000000000000000 
 1723 01:31:18.993976  x150
 1724 01:31:18.994468  # [   85.244632]  el1_dbg+<4>[   85.947557] x17: 0000000000000000 x16: 0000000000000000 
 1725 01:31:18.994793  0x34/0x50
 1726 01:31:18.995101  # [   85.247962]  el1<4>[   85.955914] x15: 0000000000000030 x14: ffffffffffffffff 
 1727 01:31:18.995397  _sync_handler+0xc8/0xe4
 1728 01:31:18.995685  # [   8<4>[   85.964269] x13: ffff8000946fba0a x12: ffff8000146fba12 
 1729 01:31:18.995967  5.252074]  el1_sync+0x88/0x140
 1730 01:31:18.996255  <4>[   85.972625] x11: ffff8000125d40c0 x10: ffff80001262c260 
 1731 01:31:18.996975  # [   85.255579]  lkdtm_BUG+0x8/0<4>[   85.980982] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1732 01:31:18.997303  x10
 1733 01:31:19.036689  # [   85.258996]  direct_en<4>[   85.989425] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1734 01:31:19.037154  try+0xd0/0x140
 1735 01:31:19.037485  # [   85.262849] <4>[   85.997782] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1736 01:31:19.037793   full_proxy_write+0x68/0xbc
 1737 01:31:19.038133  # [ <4>[   86.006224] x3 : 0000000000000000 x2 : 0000000000000000 
 1738 01:31:19.038435    85.266962]  vfs_write+0xec/0x20<4>[   86.014669] x1 : ffff8000134eb000 x0 : 0000000000000001 
 1739 01:31:19.038725  c
 1740 01:31:19.039005  # [   85.270553]  ksys_write+<4>[   86.023111] Call trace:
 1741 01:31:19.039894  0x70/0x100
 1742 01:31:19.079874  # [   85.274231]  __a<4>[   86.028602]  lkdtm_WARNING+0x28/0x34
 1743 01:31:19.080313  rm64_sys_write+0x24/0x30<4>[   86.035302]  direct_entry+0xd0/0x140
 1744 01:31:19.080647  
 1745 01:31:19.080958  <4>[   86.041223]  full_proxy_write+0x68/0xbc
 1746 01:31:19.081253  <4>[   86.045488]  vfs_write+0xec/0x20c
 1747 01:31:19.081544  # [   85.278433]  el0_svc_common.<4>[   86.049078]  ksys_write+0x70/0x100
 1748 01:31:19.081831  constprop.0+0x84/0x1e0<4>[   86.055606]  __arm64_sys_write+0x24/0x30
 1749 01:31:19.082161  
 1750 01:31:19.082450  <4>[   86.061703]  el0_svc_common.constprop.0+0x84/0x1e0
 1751 01:31:19.082742  <4>[   86.066925]  do_el0_svc+0x2c/0xa4
 1752 01:31:19.083542  # [   85.283505]  do_el0_svc+0x2c<4>[   86.070516]  el0_svc+0x20/0x30
 1753 01:31:19.123090  /0xa4<4>[   86.076694]  el0_sync_handler+0xb0/0xb4
 1754 01:31:19.123540  
 1755 01:31:19.123873  <4>[   86.081222]  el0_sync+0x180/0x1c0
 1756 01:31:19.124182  <4>[   86.084964] irq event stamp: 0
 1757 01:31:19.124473  # [   85.287095]  el0_svc+0x20/0x<4>[   86.088295] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1758 01:31:19.124768  30<4>[   86.097696] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1759 01:31:19.125060  
 1760 01:31:19.125341  <4>[   86.106312] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1761 01:31:19.166272  <4>[   86.114926] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1762 01:31:19.167228  # [   85.290424]  el0_sync_handle<4>[   86.121472] ---[ end trace 79c1fb89ce5ce620 ]---
 1763 01:31:19.167626  r+0xb0/0xb4
 1764 01:31:19.167951  # [   85.294536]  el0_sync+0x180/0x1c0
 1765 01:31:19.168260  # [   85.298591] ------------[ cut here ]------------
 1766 01:31:19.168557  # [   85.303503] WARNING: CPU: 3 PID: 0 at kernel/rcu/tree.c:625 rcu_eqs_enter.constprop.0+0xfc/0x150
 1767 01:31:19.169599  # [   85.312574] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1768 01:31:19.209454  # [   85.324360] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G      D W         5.10.218-cip49 #1
 1769 01:31:19.209903  # [   85.332647] Hardware name: ARM Juno development board (r0) (DT)
 1770 01:31:19.210696  # [   85.338859] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1771 01:31:19.211030  # [   85.345160] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1772 01:31:19.211435  # BUG: saw 'kernel BUG at': ok
 1773 01:31:19.211777  ok 2 selftests: lkdtm: BUG.sh
 1774 01:31:19.212116  # selftests: lkdtm: WARNING.sh
 1775 01:31:19.212477  # [   85.806935] lkdtm: Performing direct entry WARNING
 1776 01:31:19.212898  # [   85.814762] ------------[ cut here ]------------
 1777 01:31:19.252566  # [   85.822326] WARNING: CPU: 4 PID: 743 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1778 01:31:19.253145  # [   85.833797] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1779 01:31:19.253519  # [   85.848251] CPU: 4 PID: 743 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1780 01:31:19.253804  # [   85.858950] Hardware name: ARM Juno development board (r0) (DT)
 1781 01:31:19.254136  # [   85.867920] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1782 01:31:19.255865  # [   85.876972] pc : lkdtm_WARNING+0x28/0x34
 1783 01:31:19.295802  # [   85.883935] lr : lkdtm_do_action+0x24/0x40
 1784 01:31:19.296290  # [   85.891068] sp : ffff8000146fbd10
 1785 01:31:19.296682  # [   85.897422] x29: ffff8000146fbd10 x28: ffff000802b04980 
 1786 01:31:19.297020  # [   85.905778] x27: 0000000000000000 x26: 0000000000000000 
 1787 01:31:19.297377  # [   85.914134] x25: ffff80001150a3b0 x24: ffff8000146fbe20 
 1788 01:31:19.297684  # [   85.922490] x23: 0000000000000008 x22: ffff0008039ef000 
 1789 01:31:19.298032  # [   85.930845] x21: ffff800011a26dd8 x20: ffff80001150a3d0 
 1790 01:31:19.298354  # [   85.939202] x19: 0000000000000002 x18: 0000000000000000 
 1791 01:31:19.338862  # [   85.947557] x17: 0000000000000000 x16: 0000000000000000 
 1792 01:31:19.339438  # [   85.955914] x15: 0000000000000030 x14: ffffffffffffffff 
 1793 01:31:19.340294  # [   85.964269] x13: ffff8000946fba0a x12: ffff8000146fba12 
 1794 01:31:19.340707  # [   85.972625] x11: ffff8000125d40c0 x10: ffff80001262c260 
 1795 01:31:19.341113  # [   85.980982] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1796 01:31:19.341502  # [   85.989425] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1797 01:31:19.341878  # [   85.997782] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1798 01:31:19.342411  # [   86.006224] x3 : 0000000000000000 x2 : 0000000000000000 
 1799 01:31:19.382127  # [   86.014669] x1 : ffff8000134eb000 x0 : 0000000000000001 
 1800 01:31:19.382607  # [   86.023111] Call trace:
 1801 01:31:19.383047  # [   86.028602]  lkdtm_WARNING+0x28/0x34
 1802 01:31:19.383564  # [   86.035302]  direct_entry+0xd0/0x140
 1803 01:31:19.383966  # [   86.041223]  full_proxy_write+0x68/0xbc
 1804 01:31:19.384452  # [   86.045488]  vfs_write+0xec/0x20c
 1805 01:31:19.384837  # [   86.049078]  ksys_write+0x70/0x100
 1806 01:31:19.385270  # [   86.055606]  __arm64_sys_write+0x24/0x30
 1807 01:31:19.385587  # [   86.061703]  el0_svc_common.constprop.0+0x84/0x1e0
 1808 01:31:19.386239  # [   86.066925]  do_el0_svc+0x2c/0xa4
 1809 01:31:19.386564  # [   86.070516]  el0_svc+0x20/0x30
 1810 01:31:19.386852  # [   86.076694]  el0_sync_handler+0xb0/0xb4
 1811 01:31:19.424871  # [   86.081222]  el0_sync+0x180/0x1c0
 1812 01:31:19.425236  # [   86.084964] irq event stamp: 0
 1813 01:31:19.425600  # [   86.088295] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1814 01:31:19.426074  # [   86.097696] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1815 01:31:19.426231  # [   86.106312] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1816 01:31:19.426353  # [   86.114926] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1817 01:31:19.428020  # [   86.121472] ---[ end trace 79c1fb89ce5ce620 ]---
 1818 01:31:19.428323  # WARNING: saw 'WARNING:': ok
 1819 01:31:19.445415  ok 3 selftests: lkdtm: WARNING.sh
 1820 01:31:19.448517  # selftests: lkdtm: WARNING_MESSAGE.sh
 1821 01:31:19.585224  <6>[   86.535659] lkdtm: Performing direct entry WARNING_MESSAGE
 1822 01:31:19.585491  <4>[   86.541485] ------------[ cut here ]------------
 1823 01:31:19.585661  <4>[   86.546519] Warning message trigger count: 2
 1824 01:31:19.585818  <4>[   86.551265] WARNING: CPU: 2 PID: 779 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1825 01:31:19.585970  <4>[   86.560682] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1826 01:31:19.588389  <4>[   86.572431] CPU: 2 PID: 779 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1827 01:31:19.628754  <4>[   86.580364] Hardware name: ARM Juno development board (r0) (DT)
 1828 01:31:19.629201  <4>[   86.586559] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1829 01:31:19.629537  <4>[   86.592841] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1830 01:31:19.629851  <4>[   86.597729] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1831 01:31:19.630191  <4>[   86.602615] sp : ffff800014793d00
 1832 01:31:19.630484  <4>[   86.606196] x29: ffff800014793d00 x28: ffff000803e0c980 
 1833 01:31:19.630770  <4>[   86.611790] x27: 0000000000000000 x26: 0000000000000000 
 1834 01:31:19.631942  <4>[   86.617383] x25: ffff80001150a3b0 x24: ffff800014793e20 
 1835 01:31:19.672100  <4>[   86.622975] x23: 0000000000000010 x22: ffff000806969000 
 1836 01:31:19.672551  <4>[   86.628567] x21: ffff800011a26de0 x20: ffff80001150a3e0 
 1837 01:31:19.672886  <4>[   86.634158] x19: 0000000000000003 x18: 0000000000000000 
 1838 01:31:19.673196  <4>[   86.639750] x17: 0000000000000000 x16: 0000000000000000 
 1839 01:31:19.673490  <4>[   86.645342] x15: 000000000000022c x14: 0000000000000206 
 1840 01:31:19.673780  <4>[   86.650934] x13: 00000000000013bb x12: 071c71c71c71c71c 
 1841 01:31:19.674091  <4>[   86.656526] x11: 00000000000013bb x10: 0000000000001440 
 1842 01:31:19.675365  <4>[   86.662118] x9 : ffff80001012c154 x8 : 0000000000000000 
 1843 01:31:19.715431  <4>[   86.667710] x7 : 0000000000000000 x6 : ffff8000125a5000 
 1844 01:31:19.715879  <4>[   86.673301] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 1845 01:31:19.716213  <4>[   86.678893] x3 : 0000000000000000 x2 : 0000000000000000 
 1846 01:31:19.716523  <4>[   86.684484] x1 : 0000000000000000 x0 : ffff000803e0c980 
 1847 01:31:19.716823  <4>[   86.690076] Call trace:
 1848 01:31:19.717111  <4>[   86.692790]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1849 01:31:19.717394  <4>[   86.697331]  lkdtm_do_action+0x24/0x40
 1850 01:31:19.717673  <4>[   86.701350]  direct_entry+0xd0/0x140
 1851 01:31:19.718613  <4>[   86.705196]  full_proxy_write+0x68/0xbc
 1852 01:31:19.758710  <4>[   86.709302]  vfs_write+0xec/0x20c
 1853 01:31:19.759158  <4>[   86.712884]  ksys_write+0x70/0x100
 1854 01:31:19.759491  <4>[   86.716553]  __arm64_sys_write+0x24/0x30
 1855 01:31:19.759798  <4>[   86.720749]  el0_svc_common.constprop.0+0x84/0x1e0
 1856 01:31:19.760096  <4>[   86.725812]  do_el0_svc+0x2c/0xa4
 1857 01:31:19.760383  <4>[   86.729396]  el0_svc+0x20/0x30
 1858 01:31:19.760665  <4>[   86.732718]  el0_sync_handler+0xb0/0xb4
 1859 01:31:19.760947  <4>[   86.736822]  el0_sync+0x180/0x1c0
 1860 01:31:19.761225  <4>[   86.740403] irq event stamp: 0
 1861 01:31:19.761502  <4>[   86.743726] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1862 01:31:19.795542  <4>[   86.750271] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1863 01:31:19.796156  <4>[   86.758728] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1864 01:31:19.796618  <4>[   86.767183] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1865 01:31:19.798735  <4>[   86.773723] ---[ end trace 79c1fb89ce5ce621 ]---
 1866 01:31:19.889902  # [   86.535659] lkdtm: Performing direct entry WARNING_MESSAGE
 1867 01:31:19.890425  # [   86.541485] ------------[ cut here ]------------
 1868 01:31:19.890767  # [   86.546519] Warning message trigger count: 2
 1869 01:31:19.891079  # [   86.551265] WARNING: CPU: 2 PID: 779 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1870 01:31:19.891378  # [   86.560682] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1871 01:31:19.932730  # [   86.572431] CPU: 2 PID: 779 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1872 01:31:19.933330  # [   86.580364] Hardware name: ARM Juno development board (r0) (DT)
 1873 01:31:19.933532  # [   86.586559] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1874 01:31:19.933701  # [   86.592841] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1875 01:31:19.933945  # [   86.597729] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1876 01:31:19.934141  # [   86.602615] sp : ffff800014793d00
 1877 01:31:19.934283  # [   86.606196] x29: ffff800014793d00 x28: ffff000803e0c980 
 1878 01:31:19.934419  # [   86.611790] x27: 0000000000000000 x26: 0000000000000000 
 1879 01:31:19.935869  # [   86.617383] x25: ffff80001150a3b0 x24: ffff800014793e20 
 1880 01:31:19.976032  # [   86.622975] x23: 0000000000000010 x22: ffff000806969000 
 1881 01:31:19.976307  # [   86.628567] x21: ffff800011a26de0 x20: ffff80001150a3e0 
 1882 01:31:19.976478  # [   86.634158] x19: 0000000000000003 x18: 0000000000000000 
 1883 01:31:19.976637  # [   86.639750] x17: 0000000000000000 x16: 0000000000000000 
 1884 01:31:19.976785  # [   86.645342] x15: 000000000000022c x14: 0000000000000206 
 1885 01:31:19.976931  # [   86.650934] x13: 00000000000013bb x12: 071c71c71c71c71c 
 1886 01:31:19.977063  # [   86.656526] x11: 00000000000013bb x10: 0000000000001440 
 1887 01:31:19.979140  # [   86.662118] x9 : ffff80001012c154 x8 : 0000000000000000 
 1888 01:31:20.019117  # [   86.667710] x7 : 0000000000000000 x6 : ffff8000125a5000 
 1889 01:31:20.019369  # [   86.673301] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 1890 01:31:20.019541  # [   86.678893] x3 : 0000000000000000 x2 : 0000000000000000 
 1891 01:31:20.019698  # [   86.684484] x1 : 0000000000000000 x0 : ffff000803e0c980 
 1892 01:31:20.019850  # [   86.690076] Call trace:
 1893 01:31:20.019979  # [   86.692790]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1894 01:31:20.020106  # [   86.697331]  lkdtm_do_action+0x24/0x40
 1895 01:31:20.020230  # [   86.701350]  direct_entry+0xd0/0x140
 1896 01:31:20.022209  # [   86.705196]  full_proxy_write+0x68/0xbc
 1897 01:31:20.062258  # [   86.709302]  vfs_write+0xec/0x20c
 1898 01:31:20.062499  # [   86.712884]  ksys_write+0x70/0x100
 1899 01:31:20.062667  # [   86.716553]  __arm64_sys_write+0x24/0x30
 1900 01:31:20.062820  # [   86.720749]  el0_svc_common.constprop.0+0x84/0x1e0
 1901 01:31:20.062967  # [   86.725812]  do_el0_svc+0x2c/0xa4
 1902 01:31:20.063110  # [   86.729396]  el0_svc+0x20/0x30
 1903 01:31:20.063251  # [   86.732718]  el0_sync_handler+0xb0/0xb4
 1904 01:31:20.063389  # [   86.736822]  el0_sync+0x180/0x1c0
 1905 01:31:20.063528  # [   86.740403] irq event stamp: 0
 1906 01:31:20.063669  # [   86.743726] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1907 01:31:20.109989  # [   86.750271] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1908 01:31:20.110282  # [   86.758728] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1909 01:31:20.110456  # [   86.767183] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1910 01:31:20.110613  # [   86.773723] ---[ end trace 79c1fb89ce5ce621 ]---
 1911 01:31:20.110770  # WARNING_MESSAGE: saw 'message trigger': ok
 1912 01:31:20.113097  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1913 01:31:20.113325  # selftests: lkdtm: EXCEPTION.sh
 1914 01:31:20.249883  <6>[   87.199767] lkdtm: Performing direct entry EXCEPTION
 1915 01:31:20.250188  <1>[   87.205094] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1916 01:31:20.250699  <1>[   87.214225] Mem abort info:
 1917 01:31:20.250921  <1>[   87.217338]   ESR = 0x96000044
 1918 01:31:20.251102  <1>[   87.220722]   EC = 0x25: DABT (current EL), IL = 32 bits
 1919 01:31:20.251302  <1>[   87.226482]   SET = 0, FnV = 0
 1920 01:31:20.251507  <1>[   87.229817]   EA = 0, S1PTW = 0
 1921 01:31:20.251708  <1>[   87.233390] Data abort info:
 1922 01:31:20.251912  <1>[   87.236563]   ISV = 0, ISS = 0x00000044
 1923 01:31:20.253027  <1>[   87.240686]   CM = 0, WnR = 1
 1924 01:31:20.293283  <1>[   87.243943] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884b95000
 1925 01:31:20.293617  <1>[   87.250678] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1926 01:31:20.294153  <0>[   87.257787] Internal error: Oops: 0000000096000044 [#2] PREEMPT SMP
 1927 01:31:20.294394  <4>[   87.264337] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1928 01:31:20.294628  <4>[   87.276092] CPU: 1 PID: 812 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1929 01:31:20.296422  <4>[   87.284025] Hardware name: ARM Juno development board (r0) (DT)
 1930 01:31:20.336756  <4>[   87.290220] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1931 01:31:20.337029  <4>[   87.296514] pc : lkdtm_EXCEPTION+0x14/0x1c
 1932 01:31:20.337199  <4>[   87.300889] lr : lkdtm_do_action+0x24/0x40
 1933 01:31:20.337354  <4>[   87.305259] sp : ffff80001483bd10
 1934 01:31:20.337502  <4>[   87.308847] x29: ffff80001483bd10 x28: ffff000804d2c980 
 1935 01:31:20.337647  <4>[   87.314447] x27: 0000000000000000 x26: 0000000000000000 
 1936 01:31:20.337794  <4>[   87.320041] x25: ffff80001150a3b0 x24: ffff80001483be20 
 1937 01:31:20.339966  <4>[   87.325633] x23: 000000000000000a x22: ffff000805690000 
 1938 01:31:20.380121  <4>[   87.331225] x21: ffff800011a26df0 x20: ffff80001150a3f0 
 1939 01:31:20.380358  <4>[   87.336818] x19: 0000000000000004 x18: 0000000000000000 
 1940 01:31:20.380530  <4>[   87.342409] x17: 0000000000000000 x16: 0000000000000000 
 1941 01:31:20.380683  <4>[   87.348001] x15: 0000000000000030 x14: ffffffffffffffff 
 1942 01:31:20.381173  <4>[   87.353593] x13: ffff80009483ba0a x12: ffff80001483ba12 
 1943 01:31:20.381462  <4>[   87.359185] x11: ffff8000125d40c0 x10: ffff80001262c260 
 1944 01:31:20.381727  <4>[   87.364777] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1945 01:31:20.383511  <4>[   87.370369] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1946 01:31:20.423683  <4>[   87.375961] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1947 01:31:20.424135  <4>[   87.381553] x3 : 0000000000000000 x2 : 0000000000000000 
 1948 01:31:20.424841  <4>[   87.387145] x1 : ffff000804d2c980 x0 : 0000000000000000 
 1949 01:31:20.425184  <4>[   87.392737] Call trace:
 1950 01:31:20.425491  <4>[   87.395452]  lkdtm_EXCEPTION+0x14/0x1c
 1951 01:31:20.425785  <4>[   87.399471]  direct_entry+0xd0/0x140
 1952 01:31:20.426113  <4>[   87.403318]  full_proxy_write+0x68/0xbc
 1953 01:31:20.426406  <4>[   87.407425]  vfs_write+0xec/0x20c
 1954 01:31:20.426684  <4>[   87.411008]  ksys_write+0x70/0x100
 1955 01:31:20.427132  <4>[   87.414678]  __arm64_sys_write+0x24/0x30
 1956 01:31:20.465939  <4>[   87.418873]  el0_svc_common.constprop.0+0x84/0x1e0
 1957 01:31:20.466533  <4>[   87.423936]  do_el0_svc+0x2c/0xa4
 1958 01:31:20.466941  <4>[   87.427520]  el0_svc+0x20/0x30
 1959 01:31:20.467738  <4>[   87.430841]  el0_sync_handler+0xb0/0xb4
 1960 01:31:20.468084  <4>[   87.434946]  el0_sync+0x180/0x1c0
 1961 01:31:20.468392  <0>[   87.438533] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1962 01:31:20.469163  <4>[   87.444903] ---[ end trace 79c1fb89ce5ce622 ]---
 1963 01:31:20.469538  # Segmentation fault
 1964 01:31:20.557131  # [   87.199767] lkdtm: Performing direct entry EXCEPTION
 1965 01:31:20.557638  # [   87.205094] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1966 01:31:20.558121  # [   87.214225] Mem abort info:
 1967 01:31:20.558532  # [   87.217338]   ESR = 0x96000044
 1968 01:31:20.558924  # [   87.220722]   EC = 0x25: DABT (current EL), IL = 32 bits
 1969 01:31:20.559311  # [   87.226482]   SET = 0, FnV = 0
 1970 01:31:20.559687  # [   87.229817]   EA = 0, S1PTW = 0
 1971 01:31:20.560058  # [   87.233390] Data abort info:
 1972 01:31:20.560425  # [   87.236563]   ISV = 0, ISS = 0x00000044
 1973 01:31:20.561164  # [   87.240686]   CM = 0, WnR = 1
 1974 01:31:20.600307  # [   87.243943] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884b95000
 1975 01:31:20.600784  # [   87.250678] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1976 01:31:20.601219  # [   87.257787] Internal error: Oops: 0000000096000044 [#2] PREEMPT SMP
 1977 01:31:20.601620  # [   87.264337] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 1978 01:31:20.602030  # [   87.276092] CPU: 1 PID: 812 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 1979 01:31:20.603523  # [   87.284025] Hardware name: ARM Juno development board (r0) (DT)
 1980 01:31:20.643457  # [   87.290220] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1981 01:31:20.644000  # [   87.296514] pc : lkdtm_EXCEPTION+0x14/0x1c
 1982 01:31:20.644771  # [   87.300889] lr : lkdtm_do_action+0x24/0x40
 1983 01:31:20.645123  # [   87.305259] sp : ffff80001483bd10
 1984 01:31:20.645434  # [   87.308847] x29: ffff80001483bd10 x28: ffff000804d2c980 
 1985 01:31:20.645734  # [   87.314447] x27: 0000000000000000 x26: 0000000000000000 
 1986 01:31:20.646066  # [   87.320041] x25: ffff80001150a3b0 x24: ffff80001483be20 
 1987 01:31:20.646783  # [   87.325633] x23: 000000000000000a x22: ffff000805690000 
 1988 01:31:20.686258  # [   87.331225] x21: ffff800011a26df0 x20: ffff80001150a3f0 
 1989 01:31:20.686596  # [   87.336818] x19: 0000000000000004 x18: 0000000000000000 
 1990 01:31:20.686788  # [   87.342409] x17: 0000000000000000 x16: 0000000000000000 
 1991 01:31:20.687030  # [   87.348001] x15: 0000000000000030 x14: ffffffffffffffff 
 1992 01:31:20.687230  # [   87.353593] x13: ffff80009483ba0a x12: ffff80001483ba12 
 1993 01:31:20.687663  # [   87.359185] x11: ffff8000125d40c0 x10: ffff80001262c260 
 1994 01:31:20.687790  # [   87.364777] x9 : ffff800010a08354 x8 : ffff8000125d4260 
 1995 01:31:20.689407  # [   87.370369] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 1996 01:31:20.729445  # [   87.375961] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1997 01:31:20.729708  # [   87.381553] x3 : 0000000000000000 x2 : 0000000000000000 
 1998 01:31:20.729876  # [   87.387145] x1 : ffff000804d2c980 x0 : 0000000000000000 
 1999 01:31:20.730067  # [   87.392737] Call trace:
 2000 01:31:20.730223  # [   87.395452]  lkdtm_EXCEPTION+0x14/0x1c
 2001 01:31:20.730369  # [   87.399471]  direct_entry+0xd0/0x140
 2002 01:31:20.730511  # [   87.403318]  full_proxy_write+0x68/0xbc
 2003 01:31:20.730651  # [   87.407425]  vfs_write+0xec/0x20c
 2004 01:31:20.730790  # [   87.411008]  ksys_write+0x70/0x100
 2005 01:31:20.730928  # [   87.414678]  __arm64_sys_write+0x24/0x30
 2006 01:31:20.777367  # [   87.418873]  el0_svc_common.constprop.0+0x84/0x1e0
 2007 01:31:20.777617  # [   87.423936]  do_el0_svc+0x2c/0xa4
 2008 01:31:20.777840  # [   87.427520]  el0_svc+0x20/0x30
 2009 01:31:20.778054  # [   87.430841]  el0_sync_handler+0xb0/0xb4
 2010 01:31:20.778213  # [   87.434946]  el0_sync+0x180/0x1c0
 2011 01:31:20.778328  # [   87.438533] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 2012 01:31:20.778441  # [   87.444903] ---[ end trace 79c1fb89ce5ce622 ]---
 2013 01:31:20.778551  # EXCEPTION: saw 'call trace:': ok
 2014 01:31:20.778659  ok 5 selftests: lkdtm: EXCEPTION.sh
 2015 01:31:20.780498  # selftests: lkdtm: LOOP.sh
 2016 01:31:20.796495  # Skipping LOOP: Hangs the system
 2017 01:31:20.812463  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 2018 01:31:20.844470  # selftests: lkdtm: EXHAUST_STACK.sh
 2019 01:31:21.004393  # Skipping EXHAUST_STACK: Corrupts memory on failure
 2020 01:31:21.020377  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 2021 01:31:21.052340  # selftests: lkdtm: CORRUPT_STACK.sh
 2022 01:31:21.212244  # Skipping CORRUPT_STACK: Crashes entire system on success
 2023 01:31:21.228198  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 2024 01:31:21.260176  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 2025 01:31:21.432063  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 2026 01:31:21.447987  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 2027 01:31:21.463963  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 2028 01:31:21.737650  <6>[   88.702980] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2029 01:31:21.737926  <6>[   88.708899] lkdtm: attempting good list addition
 2030 01:31:21.738166  <6>[   88.713858] lkdtm: attempting corrupted list addition
 2031 01:31:21.740860  <3>[   88.719241] lkdtm: list_add() corruption not detected!
 2032 01:31:21.835662  # [   88.702980] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2033 01:31:21.835931  # [   88.708899] lkdtm: attempting good list addition
 2034 01:31:21.836152  # [   88.713858] lkdtm: attempting corrupted list addition
 2035 01:31:21.836352  # [   88.719241] lkdtm: list_add() corruption not detected!
 2036 01:31:21.838879  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 2037 01:31:21.870700  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 2038 01:31:21.886685  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 2039 01:31:22.171333  <6>[   89.132534] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2040 01:31:22.171610  <6>[   89.138469] lkdtm: attempting good list removal
 2041 01:31:22.171833  <6>[   89.143361] lkdtm: attempting corrupted list removal
 2042 01:31:22.174509  <3>[   89.148650] lkdtm: list_del() corruption not detected!
 2043 01:31:22.262280  # [   89.132534] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2044 01:31:22.262556  # [   89.138469] lkdtm: attempting good list removal
 2045 01:31:22.263065  # [   89.143361] lkdtm: attempting corrupted list removal
 2046 01:31:22.263232  # [   89.148650] lkdtm: list_del() corruption not detected!
 2047 01:31:22.265479  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 2048 01:31:22.297375  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 2049 01:31:22.313356  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2050 01:31:22.579853  <6>[   89.532742] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2051 01:31:22.580125  <6>[   89.539370] lkdtm: attempting bad read from page below current stack
 2052 01:31:22.580350  <1>[   89.546147] Unable to handle kernel paging request at virtual address ffff800014bf7fff
 2053 01:31:22.580570  <1>[   89.554421] Mem abort info:
 2054 01:31:22.580753  <1>[   89.557596]   ESR = 0x96000007
 2055 01:31:22.580908  <1>[   89.561055]   EC = 0x25: DABT (current EL), IL = 32 bits
 2056 01:31:22.581058  <1>[   89.566663]   SET = 0, FnV = 0
 2057 01:31:22.582829  <1>[   89.569989]   EA = 0, S1PTW = 0
 2058 01:31:22.583052  <1>[   89.573420] Data abort info:
 2059 01:31:22.623118  <1>[   89.576587]   ISV = 0, ISS = 0x00000007
 2060 01:31:22.623487  <1>[   89.580711]   CM = 0, WnR = 0
 2061 01:31:22.623706  <1>[   89.583969] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2062 01:31:22.624140  <1>[   89.590968] [ffff800014bf7fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000882b68003, pte=0000000000000000
 2063 01:31:22.624270  <0>[   89.603855] Internal error: Oops: 0000000096000007 [#3] PREEMPT SMP
 2064 01:31:22.666474  <4>[   89.610401] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2065 01:31:22.666759  <4>[   89.622153] CPU: 1 PID: 1054 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2066 01:31:22.667010  <4>[   89.630173] Hardware name: ARM Juno development board (r0) (DT)
 2067 01:31:22.667232  <4>[   89.636372] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2068 01:31:22.667431  <4>[   89.642665] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2069 01:31:22.667624  <4>[   89.648337] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2070 01:31:22.667778  <4>[   89.654007] sp : ffff800014bfbce0
 2071 01:31:22.669586  <4>[   89.657588] x29: ffff800014bfbce0 x28: ffff000800814980 
 2072 01:31:22.709802  <4>[   89.663182] x27: 0000000000000000 x26: 0000000000000000 
 2073 01:31:22.710082  <4>[   89.668777] x25: ffff80001150a3b0 x24: ffff800014bfbe20 
 2074 01:31:22.710305  <4>[   89.674373] x23: 0000000000000019 x22: ffff000803c38000 
 2075 01:31:22.710504  <4>[   89.679966] x21: ffff800011a26e70 x20: ffff80001150a460 
 2076 01:31:22.710697  <4>[   89.685557] x19: ffff800014bf8000 x18: 0000000000000000 
 2077 01:31:22.710868  <4>[   89.691149] x17: 0000000000000000 x16: 0000000000000000 
 2078 01:31:22.710980  <4>[   89.696741] x15: 0000000000000030 x14: ffffffffffffffff 
 2079 01:31:22.753158  <4>[   89.702333] x13: ffff800094bfb9ca x12: ffff800014bfb9d2 
 2080 01:31:22.753681  <4>[   89.707924] x11: ffff8000125d40c0 x10: 0000000000001440 
 2081 01:31:22.753877  <4>[   89.713517] x9 : ffff80001012c154 x8 : 0000000000000000 
 2082 01:31:22.754185  <4>[   89.719109] x7 : 0000000000000000 x6 : ffff8000125a5000 
 2083 01:31:22.754580  <4>[   89.724701] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2084 01:31:22.754964  <4>[   89.730292] x3 : 0000000000000000 x2 : 0000000000000000 
 2085 01:31:22.755339  <4>[   89.735884] x1 : ffff000800814980 x0 : ffff800011a27930 
 2086 01:31:22.755715  <4>[   89.741476] Call trace:
 2087 01:31:22.756522  <4>[   89.744191]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2088 01:31:22.796742  <4>[   89.749517]  lkdtm_do_action+0x24/0x40
 2089 01:31:22.797195  <4>[   89.753537]  direct_entry+0xd0/0x140
 2090 01:31:22.797993  <4>[   89.757383]  full_proxy_write+0x68/0xbc
 2091 01:31:22.798393  <4>[   89.761489]  vfs_write+0xec/0x20c
 2092 01:31:22.798794  <4>[   89.765072]  ksys_write+0x70/0x100
 2093 01:31:22.799185  <4>[   89.768741]  __arm64_sys_write+0x24/0x30
 2094 01:31:22.799563  <4>[   89.772936]  el0_svc_common.constprop.0+0x84/0x1e0
 2095 01:31:22.799981  <4>[   89.777999]  do_el0_svc+0x2c/0xa4
 2096 01:31:22.800297  <4>[   89.781582]  el0_svc+0x20/0x30
 2097 01:31:22.800583  <4>[   89.784904]  el0_sync_handler+0xb0/0xb4
 2098 01:31:22.800945  <4>[   89.789009]  el0_sync+0x180/0x1c0
 2099 01:31:22.823793  <0>[   89.792596] Code: 9123c000 97ffe0a3 d0003e60 9124c000 (385ff261) 
 2100 01:31:22.824063  <4>[   89.798966] ---[ end trace 79c1fb89ce5ce623 ]---
 2101 01:31:22.826859  # Segmentation fault
 2102 01:31:22.915054  # [   89.532742] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2103 01:31:22.915346  # [   89.539370] lkdtm: attempting bad read from page below current stack
 2104 01:31:22.915554  # [   89.546147] Unable to handle kernel paging request at virtual address ffff800014bf7fff
 2105 01:31:22.915745  # [   89.554421] Mem abort info:
 2106 01:31:22.915930  # [   89.557596]   ESR = 0x96000007
 2107 01:31:22.916080  # [   89.561055]   EC = 0x25: DABT (current EL), IL = 32 bits
 2108 01:31:22.916227  # [   89.566663]   SET = 0, FnV = 0
 2109 01:31:22.918221  # [   89.569989]   EA = 0, S1PTW = 0
 2110 01:31:22.918469  # [   89.573420] Data abort info:
 2111 01:31:22.958185  # [   89.576587]   ISV = 0, ISS = 0x00000007
 2112 01:31:22.958462  # [   89.580711]   CM = 0, WnR = 0
 2113 01:31:22.958640  # [   89.583969] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2114 01:31:22.959066  # [   89.590968] [ffff800014bf7fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000882b68003, pte=0000000000000000
 2115 01:31:22.959238  # [   89.603855] Internal error: Oops: 0000000096000007 [#3] PREEMPT SMP
 2116 01:31:23.001355  # [   89.610401] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2117 01:31:23.001606  # [   89.622153] CPU: 1 PID: 1054 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2118 01:31:23.001805  # [   89.630173] Hardware name: ARM Juno development board (r0) (DT)
 2119 01:31:23.001998  # [   89.636372] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2120 01:31:23.002184  # [   89.642665] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2121 01:31:23.002336  # [   89.648337] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2122 01:31:23.002458  # [   89.654007] sp : ffff800014bfbce0
 2123 01:31:23.004498  # [   89.657588] x29: ffff800014bfbce0 x28: ffff000800814980 
 2124 01:31:23.044564  # [   89.663182] x27: 0000000000000000 x26: 0000000000000000 
 2125 01:31:23.044807  # [   89.668777] x25: ffff80001150a3b0 x24: ffff800014bfbe20 
 2126 01:31:23.044978  # [   89.674373] x23: 0000000000000019 x22: ffff000803c38000 
 2127 01:31:23.045134  # [   89.679966] x21: ffff800011a26e70 x20: ffff80001150a460 
 2128 01:31:23.045282  # [   89.685557] x19: ffff800014bf8000 x18: 0000000000000000 
 2129 01:31:23.045410  # [   89.691149] x17: 0000000000000000 x16: 0000000000000000 
 2130 01:31:23.045534  # [   89.696741] x15: 0000000000000030 x14: ffffffffffffffff 
 2131 01:31:23.047726  # [   89.702333] x13: ffff800094bfb9ca x12: ffff800014bfb9d2 
 2132 01:31:23.087682  # [   89.707924] x11: ffff8000125d40c0 x10: 0000000000001440 
 2133 01:31:23.087930  # [   89.713517] x9 : ffff80001012c154 x8 : 0000000000000000 
 2134 01:31:23.088096  # [   89.719109] x7 : 0000000000000000 x6 : ffff8000125a5000 
 2135 01:31:23.088248  # [   89.724701] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2136 01:31:23.088390  # [   89.730292] x3 : 0000000000000000 x2 : 0000000000000000 
 2137 01:31:23.088529  # [   89.735884] x1 : ffff000800814980 x0 : ffff800011a27930 
 2138 01:31:23.088666  # [   89.741476] Call trace:
 2139 01:31:23.090749  # [   89.744191]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2140 01:31:23.090905  # [   89.749517]  lkdtm_do_action+0x24/0x40
 2141 01:31:23.130855  # [   89.753537]  direct_entry+0xd0/0x140
 2142 01:31:23.131118  # [   89.757383]  full_proxy_write+0x68/0xbc
 2143 01:31:23.131282  # [   89.761489]  vfs_write+0xec/0x20c
 2144 01:31:23.131431  # [   89.765072]  ksys_write+0x70/0x100
 2145 01:31:23.131864  # [   89.768741]  __arm64_sys_write+0x24/0x30
 2146 01:31:23.132028  # [   89.772936]  el0_svc_common.constprop.0+0x84/0x1e0
 2147 01:31:23.132180  # [   89.777999]  do_el0_svc+0x2c/0xa4
 2148 01:31:23.132311  # [   89.781582]  el0_svc+0x20/0x30
 2149 01:31:23.132439  # [   89.784904]  el0_sync_handler+0xb0/0xb4
 2150 01:31:23.132564  # [   89.789009]  el0_sync+0x180/0x1c0
 2151 01:31:23.162560  # [   89.792596] Code: 9123c000 97ffe0a3 d0003e60 9124c000 (385ff261) 
 2152 01:31:23.162787  # [   89.798966] ---[ end trace 79c1fb89ce5ce623 ]---
 2153 01:31:23.162951  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 2154 01:31:23.163101  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2155 01:31:23.165731  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2156 01:31:23.228514  <6>[   90.181646] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2157 01:31:23.229109  <6>[   90.188354] lkdtm: attempting bad read from page above current stack
 2158 01:31:23.229337  <1>[   90.195067] Unable to handle kernel paging request at virtual address ffff800014c8c000
 2159 01:31:23.229505  <1>[   90.203464] Mem abort info:
 2160 01:31:23.229656  <1>[   90.206678]   ESR = 0x96000007
 2161 01:31:23.229799  <1>[   90.210014]   EC = 0x25: DABT (current EL), IL = 32 bits
 2162 01:31:23.229942  <1>[   90.215634]   SET = 0, FnV = 0
 2163 01:31:23.231681  <1>[   90.218980]   EA = 0, S1PTW = 0
 2164 01:31:23.231884  <1>[   90.222412] Data abort info:
 2165 01:31:23.272098  <1>[   90.225568]   ISV = 0, ISS = 0x00000007
 2166 01:31:23.272368  <1>[   90.229697]   CM = 0, WnR = 0
 2167 01:31:23.272536  <1>[   90.232971] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2168 01:31:23.272693  <1>[   90.239975] [ffff800014c8c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000886642003, pte=0000000000000000
 2169 01:31:23.272876  <0>[   90.252857] Internal error: Oops: 0000000096000007 [#4] PREEMPT SMP
 2170 01:31:23.315308  <4>[   90.259403] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2171 01:31:23.315638  <4>[   90.271152] CPU: 1 PID: 1100 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2172 01:31:23.315863  <4>[   90.279172] Hardware name: ARM Juno development board (r0) (DT)
 2173 01:31:23.316045  <4>[   90.285368] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2174 01:31:23.316228  <4>[   90.291655] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2175 01:31:23.316376  <4>[   90.297413] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2176 01:31:23.316526  <4>[   90.303172] sp : ffff800014c8bce0
 2177 01:31:23.318500  <4>[   90.306758] x29: ffff800014c8bce0 x28: ffff000807d49880 
 2178 01:31:23.358745  <4>[   90.312353] x27: 0000000000000000 x26: 0000000000000000 
 2179 01:31:23.359003  <4>[   90.317945] x25: ffff80001150a3b0 x24: ffff800014c8be20 
 2180 01:31:23.359171  <4>[   90.323538] x23: 000000000000001a x22: ffff000805a5d000 
 2181 01:31:23.359327  <4>[   90.329130] x21: ffff800011a26e90 x20: ffff80001150a470 
 2182 01:31:23.359473  <4>[   90.334722] x19: ffff800014c8c000 x18: 0000000000000000 
 2183 01:31:23.359616  <4>[   90.340314] x17: 0000000000000000 x16: 0000000000000000 
 2184 01:31:23.359756  <4>[   90.345905] x15: 0000000000000030 x14: ffffffffffffffff 
 2185 01:31:23.402429  <4>[   90.351498] x13: ffff800094c8b9ca x12: ffff800014c8b9d2 
 2186 01:31:23.402882  <4>[   90.357089] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2187 01:31:23.403215  <4>[   90.362682] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2188 01:31:23.403524  <4>[   90.368274] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2189 01:31:23.403816  <4>[   90.373866] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 2190 01:31:23.404103  <4>[   90.379458] x3 : 0000000000000000 x2 : 0000000000000000 
 2191 01:31:23.404387  <4>[   90.385049] x1 : ffff000807d49880 x0 : ffff800011a279a8 
 2192 01:31:23.404668  <4>[   90.390642] Call trace:
 2193 01:31:23.405596  <4>[   90.393357]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2194 01:31:23.445627  <4>[   90.398771]  lkdtm_do_action+0x24/0x40
 2195 01:31:23.446103  <4>[   90.402790]  direct_entry+0xd0/0x140
 2196 01:31:23.446448  <4>[   90.406636]  full_proxy_write+0x68/0xbc
 2197 01:31:23.446761  <4>[   90.410743]  vfs_write+0xec/0x20c
 2198 01:31:23.447063  <4>[   90.414326]  ksys_write+0x70/0x100
 2199 01:31:23.447355  <4>[   90.417996]  __arm64_sys_write+0x24/0x30
 2200 01:31:23.447639  <4>[   90.422191]  el0_svc_common.constprop.0+0x84/0x1e0
 2201 01:31:23.447920  <4>[   90.427254]  do_el0_svc+0x2c/0xa4
 2202 01:31:23.448198  <4>[   90.430837]  el0_svc+0x20/0x30
 2203 01:31:23.448875  <4>[   90.434158]  el0_sync_handler+0xb0/0xb4
 2204 01:31:23.449207  <4>[   90.438264]  el0_sync+0x180/0x1c0
 2205 01:31:23.473308  <0>[   90.441850] Code: 97ffe08d 91401273 d0003e60 9126a000 (39400261) 
 2206 01:31:23.473581  <4>[   90.448221] ---[ end trace 79c1fb89ce5ce624 ]---
 2207 01:31:23.476384  # Segmentation fault
 2208 01:31:23.566798  # [   90.181646] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2209 01:31:23.567080  # [   90.188354] lkdtm: attempting bad read from page above current stack
 2210 01:31:23.567304  # [   90.195067] Unable to handle kernel paging request at virtual address ffff800014c8c000
 2211 01:31:23.567508  # [   90.203464] Mem abort info:
 2212 01:31:23.567700  # [   90.206678]   ESR = 0x96000007
 2213 01:31:23.567858  # [   90.210014]   EC = 0x25: DABT (current EL), IL = 32 bits
 2214 01:31:23.568013  # [   90.215634]   SET = 0, FnV = 0
 2215 01:31:23.569897  # [   90.218980]   EA = 0, S1PTW = 0
 2216 01:31:23.570109  # [   90.222412] Data abort info:
 2217 01:31:23.609868  # [   90.225568]   ISV = 0, ISS = 0x00000007
 2218 01:31:23.610138  # [   90.229697]   CM = 0, WnR = 0
 2219 01:31:23.610361  # [   90.232971] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2220 01:31:23.610566  # [   90.239975] [ffff800014c8c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000886642003, pte=0000000000000000
 2221 01:31:23.610808  # [   90.252857] Internal error: Oops: 0000000096000007 [#4] PREEMPT SMP
 2222 01:31:23.653104  # [   90.259403] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2223 01:31:23.653358  # [   90.271152] CPU: 1 PID: 1100 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2224 01:31:23.653822  # [   90.279172] Hardware name: ARM Juno development board (r0) (DT)
 2225 01:31:23.654018  # [   90.285368] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2226 01:31:23.654180  # [   90.291655] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2227 01:31:23.654344  # [   90.297413] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2228 01:31:23.654487  # [   90.303172] sp : ffff800014c8bce0
 2229 01:31:23.656291  # [   90.306758] x29: ffff800014c8bce0 x28: ffff000807d49880 
 2230 01:31:23.696195  # [   90.312353] x27: 0000000000000000 x26: 0000000000000000 
 2231 01:31:23.696436  # [   90.317945] x25: ffff80001150a3b0 x24: ffff800014c8be20 
 2232 01:31:23.696605  # [   90.323538] x23: 000000000000001a x22: ffff000805a5d000 
 2233 01:31:23.696759  # [   90.329130] x21: ffff800011a26e90 x20: ffff80001150a470 
 2234 01:31:23.696904  # [   90.334722] x19: ffff800014c8c000 x18: 0000000000000000 
 2235 01:31:23.697058  # [   90.340314] x17: 0000000000000000 x16: 0000000000000000 
 2236 01:31:23.697202  # [   90.345905] x15: 0000000000000030 x14: ffffffffffffffff 
 2237 01:31:23.699356  # [   90.351498] x13: ffff800094c8b9ca x12: ffff800014c8b9d2 
 2238 01:31:23.739366  # [   90.357089] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2239 01:31:23.739608  # [   90.362682] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2240 01:31:23.739774  # [   90.368274] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2241 01:31:23.739928  # [   90.373866] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 2242 01:31:23.740073  # [   90.379458] x3 : 0000000000000000 x2 : 0000000000000000 
 2243 01:31:23.740215  # [   90.385049] x1 : ffff000807d49880 x0 : ffff800011a279a8 
 2244 01:31:23.740355  # [   90.390642] Call trace:
 2245 01:31:23.742492  # [   90.393357]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2246 01:31:23.782532  # [   90.398771]  lkdtm_do_action+0x24/0x40
 2247 01:31:23.782796  # [   90.402790]  direct_entry+0xd0/0x140
 2248 01:31:23.782969  # [   90.406636]  full_proxy_write+0x68/0xbc
 2249 01:31:23.783124  # [   90.410743]  vfs_write+0xec/0x20c
 2250 01:31:23.783270  # [   90.414326]  ksys_write+0x70/0x100
 2251 01:31:23.783413  # [   90.417996]  __arm64_sys_write+0x24/0x30
 2252 01:31:23.783548  # [   90.422191]  el0_svc_common.constprop.0+0x84/0x1e0
 2253 01:31:23.783666  # [   90.427254]  do_el0_svc+0x2c/0xa4
 2254 01:31:23.783783  # [   90.430837]  el0_svc+0x20/0x30
 2255 01:31:23.783901  # [   90.434158]  el0_sync_handler+0xb0/0xb4
 2256 01:31:23.784016  # [   90.438264]  el0_sync+0x180/0x1c0
 2257 01:31:23.814103  # [   90.441850] Code: 97ffe08d 91401273 d0003e60 9126a000 (39400261) 
 2258 01:31:23.814365  # [   90.448221] ---[ end trace 79c1fb89ce5ce624 ]---
 2259 01:31:23.814538  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 2260 01:31:23.814697  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2261 01:31:23.817313  # selftests: lkdtm: UNSET_SMEP.sh
 2262 01:31:23.883044  <6>[   90.859177] lkdtm: Performing direct entry UNSET_SMEP
 2263 01:31:23.886086  <3>[   90.864563] lkdtm: XFAIL: this test is x86_64-only
 2264 01:31:23.967959  # [   90.859177] lkdtm: Performing direct entry UNSET_SMEP
 2265 01:31:23.971127  # [   90.864563] lkdtm: XFAIL: this test is x86_64-only
 2266 01:31:23.987062  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 2267 01:31:24.018904  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 2268 01:31:24.035026  # selftests: lkdtm: DOUBLE_FAULT.sh
 2269 01:31:24.277870  <6>[   91.253439] lkdtm: Performing direct entry DOUBLE_FAULT
 2270 01:31:24.281022  <3>[   91.259023] lkdtm: XFAIL: this test is ia32-only
 2271 01:31:24.362866  # [   91.253439] lkdtm: Performing direct entry DOUBLE_FAULT
 2272 01:31:24.366068  # [   91.259023] lkdtm: XFAIL: this test is ia32-only
 2273 01:31:24.381722  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 2274 01:31:24.413673  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 2275 01:31:24.429597  # selftests: lkdtm: CORRUPT_PAC.sh
 2276 01:31:24.687306  <6>[   91.659342] lkdtm: Performing direct entry CORRUPT_PAC
 2277 01:31:24.690448  <3>[   91.664843] lkdtm: FAIL: CPU lacks pointer authentication feature
 2278 01:31:24.767449  # [   91.659342] lkdtm: Performing direct entry CORRUPT_PAC
 2279 01:31:24.770704  # [   91.664843] lkdtm: FAIL: CPU lacks pointer authentication feature
 2280 01:31:24.786585  # CORRUPT_PAC: missing 'call trace:': [FAIL]
 2281 01:31:24.818669  not ok 16 selftests: lkdtm: CORRUPT_PAC.sh # exit=1
 2282 01:31:24.850605  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 2283 01:31:25.102970  <6>[   92.073593] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2284 01:31:25.106122  <3>[   92.080368] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2285 01:31:25.185895  # [   92.073593] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2286 01:31:25.189008  # [   92.080368] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2287 01:31:25.204969  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 2288 01:31:25.236939  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 2289 01:31:25.252995  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 2290 01:31:25.429152  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 2291 01:31:25.445071  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 2292 01:31:25.477056  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 2293 01:31:25.652986  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 2294 01:31:25.668894  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 2295 01:31:25.684878  # selftests: lkdtm: READ_AFTER_FREE.sh
 2296 01:31:25.953445  <6>[   92.917284] lkdtm: Performing direct entry READ_AFTER_FREE
 2297 01:31:25.954312  <6>[   92.923134] lkdtm: Value in memory before free: 12345678
 2298 01:31:25.954675  <6>[   92.928792] lkdtm: Attempting bad read from freed memory
 2299 01:31:25.956745  <6>[   92.934440] lkdtm: Memory was not poisoned
 2300 01:31:26.055559  # [   92.917284] lkdtm: Performing direct entry READ_AFTER_FREE
 2301 01:31:26.056001  # [   92.923134] lkdtm: Value in memory before free: 12345678
 2302 01:31:26.056304  # [   92.928792] lkdtm: Attempting bad read from freed memory
 2303 01:31:26.056915  # [   92.934440] lkdtm: Memory was not poisoned
 2304 01:31:26.058877  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 2305 01:31:26.090640  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 2306 01:31:26.106549  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 2307 01:31:26.287379  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 2308 01:31:26.306382  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 2309 01:31:26.322454  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 2310 01:31:26.591083  <6>[   93.554207] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2311 01:31:26.591532  <6>[   93.560697] lkdtm: Value in memory before free: 12345678
 2312 01:31:26.591836  <6>[   93.566361] lkdtm: Attempting to read from freed memory
 2313 01:31:26.594409  <6>[   93.571918] lkdtm: Buddy page was not poisoned
 2314 01:31:26.684163  # [   93.554207] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2315 01:31:26.684657  # [   93.560697] lkdtm: Value in memory before free: 12345678
 2316 01:31:26.685063  # [   93.566361] lkdtm: Attempting to read from freed memory
 2317 01:31:26.685459  # [   93.571918] lkdtm: Buddy page was not poisoned
 2318 01:31:26.687376  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 2319 01:31:26.732080  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 2320 01:31:26.748104  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 2321 01:31:27.006957  <6>[   93.974172] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2322 01:31:27.007403  <6>[   93.980116] lkdtm: Attempting double slab free ...
 2323 01:31:27.083948  # [   93.974172] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2324 01:31:27.084430  # [   93.980116] lkdtm: Attempting double slab free ...
 2325 01:31:27.099823  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 2326 01:31:27.131884  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 2327 01:31:27.163804  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 2328 01:31:27.414178  <6>[   94.384821] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2329 01:31:27.417265  <6>[   94.390681] lkdtm: Attempting cross-cache slab free ...
 2330 01:31:27.493313  # [   94.384821] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2331 01:31:27.493569  # [   94.390681] lkdtm: Attempting cross-cache slab free ...
 2332 01:31:27.509271  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2333 01:31:27.541249  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2334 01:31:27.573098  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2335 01:31:27.840970  <6>[   94.807915] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2336 01:31:27.841238  <6>[   94.813694] lkdtm: Attempting non-Slab slab free ...
 2337 01:31:27.907079  # [   94.807915] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2338 01:31:27.910339  # [   94.813694] lkdtm: Attempting non-Slab slab free ...
 2339 01:31:27.926169  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2340 01:31:27.958163  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2341 01:31:27.990083  # selftests: lkdtm: SOFTLOCKUP.sh
 2342 01:31:28.150066  # Skipping SOFTLOCKUP: Hangs the system
 2343 01:31:28.165915  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2344 01:31:28.197685  # selftests: lkdtm: HARDLOCKUP.sh
 2345 01:31:28.357599  # Skipping HARDLOCKUP: Hangs the system
 2346 01:31:28.373545  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2347 01:31:28.405539  # selftests: lkdtm: SPINLOCKUP.sh
 2348 01:31:28.565664  # Skipping SPINLOCKUP: Hangs the system
 2349 01:31:28.597608  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2350 01:31:28.613616  # selftests: lkdtm: HUNG_TASK.sh
 2351 01:31:28.789581  # Skipping HUNG_TASK: Hangs the system
 2352 01:31:28.805503  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2353 01:31:28.837533  # selftests: lkdtm: EXEC_DATA.sh
 2354 01:31:29.104609  <6>[   96.057333] lkdtm: Performing direct entry EXEC_DATA
 2355 01:31:29.104954  <6>[   96.062652] lkdtm: attempting ok execution at ffff800010a09290
 2356 01:31:29.105437  <6>[   96.068964] lkdtm: attempting bad execution at ffff8000134eb8e8
 2357 01:31:29.105721  <1>[   96.075219] Unable to handle kernel execute from non-executable memory at virtual address ffff8000134eb8e8
 2358 01:31:29.105906  <1>[   96.085274] Mem abort info:
 2359 01:31:29.106132  <1>[   96.088498]   ESR = 0x8600000f
 2360 01:31:29.107929  <1>[   96.091965]   EC = 0x21: IABT (current EL), IL = 32 bits
 2361 01:31:29.108282  <1>[   96.097584]   SET = 0, FnV = 0
 2362 01:31:29.147965  <1>[   96.100933]   EA = 0, S1PTW = 0
 2363 01:31:29.148556  <1>[   96.104367] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2364 01:31:29.148845  <1>[   96.111386] [ffff8000134eb8e8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=00780000836eb703
 2365 01:31:29.149053  <0>[   96.124269] Internal error: Oops: 000000008600000f [#5] PREEMPT SMP
 2366 01:31:29.151322  <4>[   96.130812] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2367 01:31:29.191480  <4>[   96.142562] CPU: 1 PID: 1674 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2368 01:31:29.191755  <4>[   96.150586] Hardware name: ARM Juno development board (r0) (DT)
 2369 01:31:29.191927  <4>[   96.156782] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2370 01:31:29.192085  <4>[   96.163071] pc : data_area+0x0/0x40
 2371 01:31:29.192235  <4>[   96.166836] lr : execute_location+0x84/0xa4
 2372 01:31:29.192381  <4>[   96.171287] sp : ffff800015633cd0
 2373 01:31:29.192527  <4>[   96.174869] x29: ffff800015633cd0 x28: ffff000800ba3100 
 2374 01:31:29.194634  <4>[   96.180463] x27: 0000000000000000 x26: 0000000000000000 
 2375 01:31:29.234763  <4>[   96.186057] x25: ffff80001150a3b0 x24: ffff800015633e20 
 2376 01:31:29.234995  <4>[   96.191649] x23: 000000000000000a x22: ffff000803be1000 
 2377 01:31:29.235537  <4>[   96.197242] x21: 0000000000000001 x20: ffff800010a09290 
 2378 01:31:29.235874  <4>[   96.202834] x19: ffff8000134eb8e8 x18: 0000000000000001 
 2379 01:31:29.236183  <4>[   96.208426] x17: 0000000000000000 x16: 0000000000000000 
 2380 01:31:29.236479  <4>[   96.214018] x15: 0000000000000030 x14: ffffffffffffffff 
 2381 01:31:29.236768  <4>[   96.219610] x13: ffff8000956339ba x12: ffff8000156339c3 
 2382 01:31:29.238176  <4>[   96.225202] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2383 01:31:29.278472  <4>[   96.230794] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2384 01:31:29.278956  <4>[   96.236386] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2385 01:31:29.279292  <4>[   96.241978] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2386 01:31:29.279611  <4>[   96.247569] x3 : 0000000000000000 x2 : 0000000000000000 
 2387 01:31:29.280284  <4>[   96.253161] x1 : ffff000800ba3100 x0 : 0000000000000033 
 2388 01:31:29.280610  <4>[   96.258754] Call trace:
 2389 01:31:29.280906  <4>[   96.261468]  data_area+0x0/0x40
 2390 01:31:29.281197  <4>[   96.264877]  lkdtm_EXEC_DATA+0x24/0x30
 2391 01:31:29.281874  <4>[   96.268899]  lkdtm_do_action+0x24/0x40
 2392 01:31:29.321651  <4>[   96.272917]  direct_entry+0xd0/0x140
 2393 01:31:29.322133  <4>[   96.276763]  full_proxy_write+0x68/0xbc
 2394 01:31:29.322575  <4>[   96.280869]  vfs_write+0xec/0x20c
 2395 01:31:29.322981  <4>[   96.284452]  ksys_write+0x70/0x100
 2396 01:31:29.323369  <4>[   96.288122]  __arm64_sys_write+0x24/0x30
 2397 01:31:29.323751  <4>[   96.292317]  el0_svc_common.constprop.0+0x84/0x1e0
 2398 01:31:29.324132  <4>[   96.297380]  do_el0_svc+0x2c/0xa4
 2399 01:31:29.324910  <4>[   96.300963]  el0_svc+0x20/0x30
 2400 01:31:29.325289  <4>[   96.304285]  el0_sync_handler+0xb0/0xb4
 2401 01:31:29.325685  <4>[   96.308390]  el0_sync+0x180/0x1c0
 2402 01:31:29.343610  <0>[   96.311977] Code: 06d2fb00 ffff0008 06d2fc00 ffff0008 (aa1e03e9) 
 2403 01:31:29.343893  <4>[   96.318347] ---[ end trace 79c1fb89ce5ce625 ]---
 2404 01:31:29.346729  # Segmentation fault
 2405 01:31:29.436240  # [   96.057333] lkdtm: Performing direct entry EXEC_DATA
 2406 01:31:29.436515  # [   96.062652] lkdtm: attempting ok execution at ffff800010a09290
 2407 01:31:29.436735  # [   96.068964] lkdtm: attempting bad execution at ffff8000134eb8e8
 2408 01:31:29.436936  # [   96.075219] Unable to handle kernel execute from non-executable memory at virtual address ffff8000134eb8e8
 2409 01:31:29.437130  # [   96.085274] Mem abort info:
 2410 01:31:29.437315  # [   96.088498]   ESR = 0x8600000f
 2411 01:31:29.437428  # [   96.091965]   EC = 0x21: IABT (current EL), IL = 32 bits
 2412 01:31:29.439357  # [   96.097584]   SET = 0, FnV = 0
 2413 01:31:29.479382  # [   96.100933]   EA = 0, S1PTW = 0
 2414 01:31:29.479636  # [   96.104367] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2415 01:31:29.479857  # [   96.111386] [ffff8000134eb8e8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=00780000836eb703
 2416 01:31:29.480060  # [   96.124269] Internal error: Oops: 000000008600000f [#5] PREEMPT SMP
 2417 01:31:29.482544  # [   96.130812] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2418 01:31:29.522558  # [   96.142562] CPU: 1 PID: 1674 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2419 01:31:29.522813  # [   96.150586] Hardware name: ARM Juno development board (r0) (DT)
 2420 01:31:29.522987  # [   96.156782] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2421 01:31:29.523205  # [   96.163071] pc : data_area+0x0/0x40
 2422 01:31:29.523580  # [   96.166836] lr : execute_location+0x84/0xa4
 2423 01:31:29.523691  # [   96.171287] sp : ffff800015633cd0
 2424 01:31:29.523804  # [   96.174869] x29: ffff800015633cd0 x28: ffff000800ba3100 
 2425 01:31:29.525690  # [   96.180463] x27: 0000000000000000 x26: 0000000000000000 
 2426 01:31:29.566094  # [   96.186057] x25: ffff80001150a3b0 x24: ffff800015633e20 
 2427 01:31:29.566590  # [   96.191649] x23: 000000000000000a x22: ffff000803be1000 
 2428 01:31:29.567032  # [   96.197242] x21: 0000000000000001 x20: ffff800010a09290 
 2429 01:31:29.567434  # [   96.202834] x19: ffff8000134eb8e8 x18: 0000000000000001 
 2430 01:31:29.568227  # [   96.208426] x17: 0000000000000000 x16: 0000000000000000 
 2431 01:31:29.568584  # [   96.214018] x15: 0000000000000030 x14: ffffffffffffffff 
 2432 01:31:29.568973  # [   96.219610] x13: ffff8000956339ba x12: ffff8000156339c3 
 2433 01:31:29.569453  # [   96.225202] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2434 01:31:29.609227  # [   96.230794] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2435 01:31:29.609717  # [   96.236386] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2436 01:31:29.610182  # [   96.241978] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2437 01:31:29.610584  # [   96.247569] x3 : 0000000000000000 x2 : 0000000000000000 
 2438 01:31:29.610969  # [   96.253161] x1 : ffff000800ba3100 x0 : 0000000000000033 
 2439 01:31:29.611347  # [   96.258754] Call trace:
 2440 01:31:29.611717  # [   96.261468]  data_area+0x0/0x40
 2441 01:31:29.612094  # [   96.264877]  lkdtm_EXEC_DATA+0x24/0x30
 2442 01:31:29.612488  # [   96.268899]  lkdtm_do_action+0x24/0x40
 2443 01:31:29.613149  # [   96.272917]  direct_entry+0xd0/0x140
 2444 01:31:29.652093  # [   96.276763]  full_proxy_write+0x68/0xbc
 2445 01:31:29.652362  # [   96.280869]  vfs_write+0xec/0x20c
 2446 01:31:29.652533  # [   96.284452]  ksys_write+0x70/0x100
 2447 01:31:29.652727  # [   96.288122]  __arm64_sys_write+0x24/0x30
 2448 01:31:29.652882  # [   96.292317]  el0_svc_common.constprop.0+0x84/0x1e0
 2449 01:31:29.653007  # [   96.297380]  do_el0_svc+0x2c/0xa4
 2450 01:31:29.653129  # [   96.300963]  el0_svc+0x20/0x30
 2451 01:31:29.653252  # [   96.304285]  el0_sync_handler+0xb0/0xb4
 2452 01:31:29.653374  # [   96.308390]  el0_sync+0x180/0x1c0
 2453 01:31:29.653493  # [   96.311977] Code: 06d2fb00 ffff0008 06d2fc00 ffff0008 (aa1e03e9) 
 2454 01:31:29.672418  # [   96.318347] ---[ end trace 79c1fb89ce5ce625 ]---
 2455 01:31:29.672673  # EXEC_DATA: saw 'call trace:': ok
 2456 01:31:29.675851  ok 30 selftests: lkdtm: EXEC_DATA.sh
 2457 01:31:29.676290  # selftests: lkdtm: EXEC_STACK.sh
 2458 01:31:29.772508  <6>[   96.725303] lkdtm: Performing direct entry EXEC_STACK
 2459 01:31:29.772817  <6>[   96.730711] lkdtm: attempting ok execution at ffff800010a09290
 2460 01:31:29.772997  <6>[   96.737025] lkdtm: attempting bad execution at ffff8000156bbcc8
 2461 01:31:29.773158  <1>[   96.743280] Unable to handle kernel execute from non-executable memory at virtual address ffff8000156bbcc8
 2462 01:31:29.773306  <1>[   96.753347] Mem abort info:
 2463 01:31:29.773438  <1>[   96.756595]   ESR = 0x8600000f
 2464 01:31:29.775653  <1>[   96.759976]   EC = 0x21: IABT (current EL), IL = 32 bits
 2465 01:31:29.775954  <1>[   96.765589]   SET = 0, FnV = 0
 2466 01:31:29.816053  <1>[   96.768930]   EA = 0, S1PTW = 0
 2467 01:31:29.816441  <1>[   96.772362] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2468 01:31:29.816711  <1>[   96.779359] [ffff8000156bbcc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000886802003, pte=0068000887db0703
 2469 01:31:29.816937  <0>[   96.792238] Internal error: Oops: 000000008600000f [#6] PREEMPT SMP
 2470 01:31:29.819140  <4>[   96.798784] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2471 01:31:29.859402  <4>[   96.810533] CPU: 2 PID: 1717 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2472 01:31:29.859678  <4>[   96.818556] Hardware name: ARM Juno development board (r0) (DT)
 2473 01:31:29.859850  <4>[   96.824759] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2474 01:31:29.860004  <4>[   96.831042] pc : 0xffff8000156bbcc8
 2475 01:31:29.860152  <4>[   96.834803] lr : execute_location+0x84/0xa4
 2476 01:31:29.860281  <4>[   96.839254] sp : ffff8000156bbc80
 2477 01:31:29.860408  <4>[   96.842838] x29: ffff8000156bbc80 x28: ffff000805a78000 
 2478 01:31:29.862492  <4>[   96.848437] x27: 0000000000000000 x26: 0000000000000000 
 2479 01:31:29.902693  <4>[   96.854031] x25: ffff80001150a3b0 x24: ffff8000156bbe20 
 2480 01:31:29.902923  <4>[   96.859623] x23: 000000000000000b x22: ffff000803140000 
 2481 01:31:29.903090  <4>[   96.865215] x21: 0000000000000001 x20: ffff800010a09290 
 2482 01:31:29.903244  <4>[   96.870807] x19: ffff8000156bbcc8 x18: 0000000000000000 
 2483 01:31:29.903393  <4>[   96.876398] x17: 0000000000000000 x16: 0000000000000000 
 2484 01:31:29.903540  <4>[   96.881990] x15: 0000000000000030 x14: ffffffffffffffff 
 2485 01:31:29.903682  <4>[   96.887581] x13: ffff8000956bb96a x12: ffff8000156bb972 
 2486 01:31:29.906058  <4>[   96.893173] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2487 01:31:29.946318  <4>[   96.898765] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2488 01:31:29.946772  <4>[   96.904356] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2489 01:31:29.947487  <4>[   96.909948] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2490 01:31:29.947831  <4>[   96.915539] x3 : 0000000000000000 x2 : 0000000000000000 
 2491 01:31:29.948140  <4>[   96.921131] x1 : ffff000805a78000 x0 : 0000000000000033 
 2492 01:31:29.948438  <4>[   96.926723] Call trace:
 2493 01:31:29.948724  <4>[   96.929436]  0xffff8000156bbcc8
 2494 01:31:29.949008  <4>[   96.932845]  lkdtm_EXEC_STACK+0x30/0x58
 2495 01:31:29.949701  <4>[   96.936954]  lkdtm_do_action+0x24/0x40
 2496 01:31:29.989643  <4>[   96.940972]  direct_entry+0xd0/0x140
 2497 01:31:29.990143  <4>[   96.944819]  full_proxy_write+0x68/0xbc
 2498 01:31:29.990488  <4>[   96.948926]  vfs_write+0xec/0x20c
 2499 01:31:29.990802  <4>[   96.952508]  ksys_write+0x70/0x100
 2500 01:31:29.991100  <4>[   96.956178]  __arm64_sys_write+0x24/0x30
 2501 01:31:29.991764  <4>[   96.960374]  el0_svc_common.constprop.0+0x84/0x1e0
 2502 01:31:29.992089  <4>[   96.965437]  do_el0_svc+0x2c/0xa4
 2503 01:31:29.992379  <4>[   96.969020]  el0_svc+0x20/0x30
 2504 01:31:29.992657  <4>[   96.972341]  el0_sync_handler+0xb0/0xb4
 2505 01:31:29.992970  <4>[   96.976446]  el0_sync+0x180/0x1c0
 2506 01:31:30.011134  <0>[   96.980033] Code: 10a08354 ffff8000 156bbd20 ffff8000 (aa1e03e9) 
 2507 01:31:30.011408  <4>[   96.986403] ---[ end trace 79c1fb89ce5ce626 ]---
 2508 01:31:30.014327  # Segmentation fault
 2509 01:31:30.112087  # [   96.725303] lkdtm: Performing direct entry EXEC_STACK
 2510 01:31:30.112362  # [   96.730711] lkdtm: attempting ok execution at ffff800010a09290
 2511 01:31:30.112533  # [   96.737025] lkdtm: attempting bad execution at ffff8000156bbcc8
 2512 01:31:30.112691  # [   96.743280] Unable to handle kernel execute from non-executable memory at virtual address ffff8000156bbcc8
 2513 01:31:30.112840  # [   96.753347] Mem abort info:
 2514 01:31:30.112986  # [   96.756595]   ESR = 0x8600000f
 2515 01:31:30.113131  # [   96.759976]   EC = 0x21: IABT (current EL), IL = 32 bits
 2516 01:31:30.115228  # [   96.765589]   SET = 0, FnV = 0
 2517 01:31:30.155254  # [   96.768930]   EA = 0, S1PTW = 0
 2518 01:31:30.155516  # [   96.772362] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2519 01:31:30.155687  # [   96.779359] [ffff8000156bbcc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000886802003, pte=0068000887db0703
 2520 01:31:30.155847  # [   96.792238] Internal error: Oops: 000000008600000f [#6] PREEMPT SMP
 2521 01:31:30.158371  # [   96.798784] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2522 01:31:30.198310  # [   96.810533] CPU: 2 PID: 1717 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2523 01:31:30.198557  # [   96.818556] Hardware name: ARM Juno development board (r0) (DT)
 2524 01:31:30.198727  # [   96.824759] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2525 01:31:30.198882  # [   96.831042] pc : 0xffff8000156bbcc8
 2526 01:31:30.199338  # [   96.834803] lr : execute_location+0x84/0xa4
 2527 01:31:30.199512  # [   96.839254] sp : ffff8000156bbc80
 2528 01:31:30.199665  # [   96.842838] x29: ffff8000156bbc80 x28: ffff000805a78000 
 2529 01:31:30.201506  # [   96.848437] x27: 0000000000000000 x26: 0000000000000000 
 2530 01:31:30.241526  # [   96.854031] x25: ffff80001150a3b0 x24: ffff8000156bbe20 
 2531 01:31:30.242084  # [   96.859623] x23: 000000000000000b x22: ffff000803140000 
 2532 01:31:30.242276  # [   96.865215] x21: 0000000000000001 x20: ffff800010a09290 
 2533 01:31:30.242435  # [   96.870807] x19: ffff8000156bbcc8 x18: 0000000000000000 
 2534 01:31:30.242596  # [   96.876398] x17: 0000000000000000 x16: 0000000000000000 
 2535 01:31:30.242740  # [   96.881990] x15: 0000000000000030 x14: ffffffffffffffff 
 2536 01:31:30.242877  # [   96.887581] x13: ffff8000956bb96a x12: ffff8000156bb972 
 2537 01:31:30.244764  # [   96.893173] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2538 01:31:30.284729  # [   96.898765] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2539 01:31:30.284983  # [   96.904356] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2540 01:31:30.285156  # [   96.909948] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2541 01:31:30.285309  # [   96.915539] x3 : 0000000000000000 x2 : 0000000000000000 
 2542 01:31:30.285457  # [   96.921131] x1 : ffff000805a78000 x0 : 0000000000000033 
 2543 01:31:30.285601  # [   96.926723] Call trace:
 2544 01:31:30.285746  # [   96.929436]  0xffff8000156bbcc8
 2545 01:31:30.285887  # [   96.932845]  lkdtm_EXEC_STACK+0x30/0x58
 2546 01:31:30.286058  # [   96.936954]  lkdtm_do_action+0x24/0x40
 2547 01:31:30.287881  # [   96.940972]  direct_entry+0xd0/0x140
 2548 01:31:30.327893  # [   96.944819]  full_proxy_write+0x68/0xbc
 2549 01:31:30.328160  # [   96.948926]  vfs_write+0xec/0x20c
 2550 01:31:30.328329  # [   96.952508]  ksys_write+0x70/0x100
 2551 01:31:30.328484  # [   96.956178]  __arm64_sys_write+0x24/0x30
 2552 01:31:30.328897  # [   96.960374]  el0_svc_common.constprop.0+0x84/0x1e0
 2553 01:31:30.329058  # [   96.965437]  do_el0_svc+0x2c/0xa4
 2554 01:31:30.329208  # [   96.969020]  el0_svc+0x20/0x30
 2555 01:31:30.329353  # [   96.972341]  el0_sync_handler+0xb0/0xb4
 2556 01:31:30.329496  # [   96.976446]  el0_sync+0x180/0x1c0
 2557 01:31:30.331095  # [   96.980033] Code: 10a08354 ffff8000 156bbd20 ffff8000 (aa1e03e9) 
 2558 01:31:30.349060  # [   96.986403] ---[ end trace 79c1fb89ce5ce626 ]---
 2559 01:31:30.349286  # EXEC_STACK: saw 'call trace:': ok
 2560 01:31:30.352197  ok 31 selftests: lkdtm: EXEC_STACK.sh
 2561 01:31:30.352422  # selftests: lkdtm: EXEC_KMALLOC.sh
 2562 01:31:30.435593  <6>[   97.388003] lkdtm: Performing direct entry EXEC_KMALLOC
 2563 01:31:30.435949  <6>[   97.393665] lkdtm: attempting ok execution at ffff800010a09290
 2564 01:31:30.436220  <6>[   97.400092] lkdtm: attempting bad execution at ffff000807c90600
 2565 01:31:30.436461  <1>[   97.406391] Unable to handle kernel execute from non-executable memory at virtual address ffff000807c90600
 2566 01:31:30.436738  <1>[   97.416635] Mem abort info:
 2567 01:31:30.436944  <1>[   97.419750]   ESR = 0x8600000f
 2568 01:31:30.438679  <1>[   97.423098]   EC = 0x21: IABT (current EL), IL = 32 bits
 2569 01:31:30.438942  <1>[   97.428704]   SET = 0, FnV = 0
 2570 01:31:30.478970  <1>[   97.432046]   EA = 0, S1PTW = 0
 2571 01:31:30.479277  <1>[   97.435476] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2572 01:31:30.479799  <1>[   97.442477] [ffff000807c90600] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbcb003, pte=0068000887c90707
 2573 01:31:30.479985  <0>[   97.455355] Internal error: Oops: 000000008600000f [#7] PREEMPT SMP
 2574 01:31:30.482130  <4>[   97.461902] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2575 01:31:30.522300  <4>[   97.473652] CPU: 1 PID: 1760 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2576 01:31:30.522572  <4>[   97.481672] Hardware name: ARM Juno development board (r0) (DT)
 2577 01:31:30.522745  <4>[   97.487867] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2578 01:31:30.522904  <4>[   97.494152] pc : 0xffff000807c90600
 2579 01:31:30.523053  <4>[   97.497921] lr : execute_location+0x84/0xa4
 2580 01:31:30.523198  <4>[   97.502371] sp : ffff800015713cc0
 2581 01:31:30.523341  <4>[   97.505955] x29: ffff800015713cc0 x28: ffff000800c0e200 
 2582 01:31:30.525457  <4>[   97.511552] x27: 0000000000000000 x26: 0000000000000000 
 2583 01:31:30.565612  <4>[   97.517146] x25: ffff80001150a3b0 x24: ffff800015713e20 
 2584 01:31:30.566131  <4>[   97.522737] x23: 000000000000000d x22: ffff0008069ec000 
 2585 01:31:30.566319  <4>[   97.528329] x21: 0000000000000001 x20: ffff800010a09290 
 2586 01:31:30.566481  <4>[   97.533921] x19: ffff000807c90600 x18: 0000000000000000 
 2587 01:31:30.566635  <4>[   97.539513] x17: 0000000000000000 x16: 0000000000000000 
 2588 01:31:30.566774  <4>[   97.545104] x15: 0000000000000030 x14: ffffffffffffffff 
 2589 01:31:30.566908  <4>[   97.550696] x13: ffff8000957139aa x12: ffff8000157139b2 
 2590 01:31:30.568841  <4>[   97.556288] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2591 01:31:30.608937  <4>[   97.561880] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2592 01:31:30.609448  <4>[   97.567472] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2593 01:31:30.609656  <4>[   97.573063] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2594 01:31:30.609819  <4>[   97.578655] x3 : 0000000000000000 x2 : 0000000000000000 
 2595 01:31:30.609971  <4>[   97.584247] x1 : ffff000800c0e200 x0 : 0000000000000033 
 2596 01:31:30.610278  <4>[   97.589839] Call trace:
 2597 01:31:30.610569  <4>[   97.592551]  0xffff000807c90600
 2598 01:31:30.610857  <4>[   97.595965]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2599 01:31:30.612392  <4>[   97.600245]  lkdtm_do_action+0x24/0x40
 2600 01:31:30.652548  <4>[   97.604263]  direct_entry+0xd0/0x140
 2601 01:31:30.652990  <4>[   97.608108]  full_proxy_write+0x68/0xbc
 2602 01:31:30.653324  <4>[   97.612216]  vfs_write+0xec/0x20c
 2603 01:31:30.654038  <4>[   97.615798]  ksys_write+0x70/0x100
 2604 01:31:30.654383  <4>[   97.619468]  __arm64_sys_write+0x24/0x30
 2605 01:31:30.654687  <4>[   97.623663]  el0_svc_common.constprop.0+0x84/0x1e0
 2606 01:31:30.654983  <4>[   97.628726]  do_el0_svc+0x2c/0xa4
 2607 01:31:30.655275  <4>[   97.632308]  el0_svc+0x20/0x30
 2608 01:31:30.655567  <4>[   97.635630]  el0_sync_handler+0xb0/0xb4
 2609 01:31:30.655940  <4>[   97.639735]  el0_sync+0x180/0x1c0
 2610 01:31:30.672867  <0>[   97.643322] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2611 01:31:30.673463  <4>[   97.649692] ---[ end trace 79c1fb89ce5ce627 ]---
 2612 01:31:30.675820  # Segmentation fault
 2613 01:31:30.771426  # [   97.388003] lkdtm: Performing direct entry EXEC_KMALLOC
 2614 01:31:30.771697  # [   97.393665] lkdtm: attempting ok execution at ffff800010a09290
 2615 01:31:30.771870  # [   97.400092] lkdtm: attempting bad execution at ffff000807c90600
 2616 01:31:30.772029  # [   97.406391] Unable to handle kernel execute from non-executable memory at virtual address ffff000807c90600
 2617 01:31:30.772181  # [   97.416635] Mem abort info:
 2618 01:31:30.772316  # [   97.419750]   ESR = 0x8600000f
 2619 01:31:30.772438  # [   97.423098]   EC = 0x21: IABT (current EL), IL = 32 bits
 2620 01:31:30.774510  # [   97.428704]   SET = 0, FnV = 0
 2621 01:31:30.814793  # [   97.432046]   EA = 0, S1PTW = 0
 2622 01:31:30.815642  # [   97.435476] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2623 01:31:30.816091  # [   97.442477] [ffff000807c90600] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbcb003, pte=0068000887c90707
 2624 01:31:30.816543  # [   97.455355] Internal error: Oops: 000000008600000f [#7] PREEMPT SMP
 2625 01:31:30.818111  # [   97.461902] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2626 01:31:30.857990  # [   97.473652] CPU: 1 PID: 1760 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2627 01:31:30.858539  # [   97.481672] Hardware name: ARM Juno development board (r0) (DT)
 2628 01:31:30.858975  # [   97.487867] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2629 01:31:30.859497  # [   97.494152] pc : 0xffff000807c90600
 2630 01:31:30.859942  # [   97.497921] lr : execute_location+0x84/0xa4
 2631 01:31:30.860765  # [   97.502371] sp : ffff800015713cc0
 2632 01:31:30.861182  # [   97.505955] x29: ffff800015713cc0 x28: ffff000800c0e200 
 2633 01:31:30.861584  # [   97.511552] x27: 0000000000000000 x26: 0000000000000000 
 2634 01:31:30.901173  # [   97.517146] x25: ffff80001150a3b0 x24: ffff800015713e20 
 2635 01:31:30.901640  # [   97.522737] x23: 000000000000000d x22: ffff0008069ec000 
 2636 01:31:30.901980  # [   97.528329] x21: 0000000000000001 x20: ffff800010a09290 
 2637 01:31:30.902364  # [   97.533921] x19: ffff000807c90600 x18: 0000000000000000 
 2638 01:31:30.902674  # [   97.539513] x17: 0000000000000000 x16: 0000000000000000 
 2639 01:31:30.902967  # [   97.545104] x15: 0000000000000030 x14: ffffffffffffffff 
 2640 01:31:30.903252  # [   97.550696] x13: ffff8000957139aa x12: ffff8000157139b2 
 2641 01:31:30.904471  # [   97.556288] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2642 01:31:30.944339  # [   97.561880] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2643 01:31:30.944806  # [   97.567472] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2644 01:31:30.945143  # [   97.573063] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2645 01:31:30.945456  # [   97.578655] x3 : 0000000000000000 x2 : 0000000000000000 
 2646 01:31:30.945755  # [   97.584247] x1 : ffff000800c0e200 x0 : 0000000000000033 
 2647 01:31:30.946100  # [   97.589839] Call trace:
 2648 01:31:30.946402  # [   97.592551]  0xffff000807c90600
 2649 01:31:30.946687  # [   97.595965]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2650 01:31:30.946969  # [   97.600245]  lkdtm_do_action+0x24/0x40
 2651 01:31:30.947640  # [   97.604263]  direct_entry+0xd0/0x140
 2652 01:31:30.987391  # [   97.608108]  full_proxy_write+0x68/0xbc
 2653 01:31:30.987901  # [   97.612216]  vfs_write+0xec/0x20c
 2654 01:31:30.988296  # [   97.615798]  ksys_write+0x70/0x100
 2655 01:31:30.988650  # [   97.619468]  __arm64_sys_write+0x24/0x30
 2656 01:31:30.988991  # [   97.623663]  el0_svc_common.constprop.0+0x84/0x1e0
 2657 01:31:30.989725  # [   97.628726]  do_el0_svc+0x2c/0xa4
 2658 01:31:30.990087  # [   97.632308]  el0_svc+0x20/0x30
 2659 01:31:30.990438  # [   97.635630]  el0_sync_handler+0xb0/0xb4
 2660 01:31:30.990776  # [   97.639735]  el0_sync+0x180/0x1c0
 2661 01:31:30.991192  # [   97.643322] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2662 01:31:31.013692  # [   97.649692] ---[ end trace 79c1fb89ce5ce627 ]---
 2663 01:31:31.014140  # EXEC_KMALLOC: saw 'call trace:': ok
 2664 01:31:31.014523  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 2665 01:31:31.016859  # selftests: lkdtm: EXEC_VMALLOC.sh
 2666 01:31:31.110382  <6>[   98.062744] lkdtm: Performing direct entry EXEC_VMALLOC
 2667 01:31:31.110721  <6>[   98.068338] lkdtm: attempting ok execution at ffff800010a09290
 2668 01:31:31.110983  <6>[   98.074851] lkdtm: attempting bad execution at ffff800013a81000
 2669 01:31:31.111508  <1>[   98.081111] Unable to handle kernel execute from non-executable memory at virtual address ffff800013a81000
 2670 01:31:31.111691  <1>[   98.091168] Mem abort info:
 2671 01:31:31.111872  <1>[   98.094303]   ESR = 0x8600000f
 2672 01:31:31.113508  <1>[   98.097643]   EC = 0x21: IABT (current EL), IL = 32 bits
 2673 01:31:31.113760  <1>[   98.103555]   SET = 0, FnV = 0
 2674 01:31:31.153830  <1>[   98.106928]   EA = 0, S1PTW = 0
 2675 01:31:31.154182  <1>[   98.110361] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2676 01:31:31.154443  <1>[   98.117364] [ffff800013a81000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008809fd003, pte=00680008844c8703
 2677 01:31:31.154938  <0>[   98.130255] Internal error: Oops: 000000008600000f [#8] PREEMPT SMP
 2678 01:31:31.156923  <4>[   98.136797] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2679 01:31:31.197126  <4>[   98.148547] CPU: 2 PID: 1803 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2680 01:31:31.197682  <4>[   98.156567] Hardware name: ARM Juno development board (r0) (DT)
 2681 01:31:31.197871  <4>[   98.162766] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2682 01:31:31.198055  <4>[   98.169053] pc : 0xffff800013a81000
 2683 01:31:31.198223  <4>[   98.172814] lr : execute_location+0x84/0xa4
 2684 01:31:31.198361  <4>[   98.177265] sp : ffff8000157dbcc0
 2685 01:31:31.198497  <4>[   98.180847] x29: ffff8000157dbcc0 x28: ffff000802946200 
 2686 01:31:31.200321  <4>[   98.186445] x27: 0000000000000000 x26: 0000000000000000 
 2687 01:31:31.240555  <4>[   98.192037] x25: ffff80001150a3b0 x24: ffff8000157dbe20 
 2688 01:31:31.240790  <4>[   98.197630] x23: 000000000000000d x22: ffff0008044c8000 
 2689 01:31:31.240958  <4>[   98.203222] x21: 0000000000000001 x20: ffff800010a09290 
 2690 01:31:31.241112  <4>[   98.208814] x19: ffff800013a81000 x18: 0000000000000001 
 2691 01:31:31.241520  <4>[   98.214405] x17: 0000000000000000 x16: 0000000000000000 
 2692 01:31:31.241682  <4>[   98.219997] x15: 0000000000000030 x14: ffffffffffffffff 
 2693 01:31:31.241829  <4>[   98.225588] x13: ffff8000957db9aa x12: ffff8000157db9b3 
 2694 01:31:31.243753  <4>[   98.231180] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2695 01:31:31.284188  <4>[   98.236771] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2696 01:31:31.284670  <4>[   98.242364] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2697 01:31:31.285008  <4>[   98.247955] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2698 01:31:31.285314  <4>[   98.253547] x3 : 0000000000000000 x2 : 0000000000000000 
 2699 01:31:31.285607  <4>[   98.259138] x1 : ffff000802946200 x0 : 0000000000000033 
 2700 01:31:31.285896  <4>[   98.264731] Call trace:
 2701 01:31:31.286256  <4>[   98.267443]  0xffff800013a81000
 2702 01:31:31.286543  <4>[   98.270855]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2703 01:31:31.287346  <4>[   98.275135]  lkdtm_do_action+0x24/0x40
 2704 01:31:31.327464  <4>[   98.279155]  direct_entry+0xd0/0x140
 2705 01:31:31.327903  <4>[   98.283000]  full_proxy_write+0x68/0xbc
 2706 01:31:31.328235  <4>[   98.287106]  vfs_write+0xec/0x20c
 2707 01:31:31.328538  <4>[   98.290688]  ksys_write+0x70/0x100
 2708 01:31:31.328833  <4>[   98.294358]  __arm64_sys_write+0x24/0x30
 2709 01:31:31.329120  <4>[   98.298553]  el0_svc_common.constprop.0+0x84/0x1e0
 2710 01:31:31.329402  <4>[   98.303615]  do_el0_svc+0x2c/0xa4
 2711 01:31:31.329680  <4>[   98.307197]  el0_svc+0x20/0x30
 2712 01:31:31.329954  <4>[   98.310519]  el0_sync_handler+0xb0/0xb4
 2713 01:31:31.330278  <4>[   98.314624]  el0_sync+0x180/0x1c0
 2714 01:31:31.331034  <0>[   98.318210] Code: bad PC value
 2715 01:31:31.345349  <4>[   98.321534] ---[ end trace 79c1fb89ce5ce628 ]---
 2716 01:31:31.345897  # Segmentation fault
 2717 01:31:31.449304  # [   98.062744] lkdtm: Performing direct entry EXEC_VMALLOC
 2718 01:31:31.449573  # [   98.068338] lkdtm: attempting ok execution at ffff800010a09290
 2719 01:31:31.449743  # [   98.074851] lkdtm: attempting bad execution at ffff800013a81000
 2720 01:31:31.449897  # [   98.081111] Unable to handle kernel execute from non-executable memory at virtual address ffff800013a81000
 2721 01:31:31.450066  # [   98.091168] Mem abort info:
 2722 01:31:31.450217  # [   98.094303]   ESR = 0x8600000f
 2723 01:31:31.450359  # [   98.097643]   EC = 0x21: IABT (current EL), IL = 32 bits
 2724 01:31:31.450501  # [   98.103555]   SET = 0, FnV = 0
 2725 01:31:31.452476  # [   98.106928]   EA = 0, S1PTW = 0
 2726 01:31:31.492426  # [   98.110361] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2727 01:31:31.492666  # [   98.117364] [ffff800013a81000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008809fd003, pte=00680008844c8703
 2728 01:31:31.492838  # [   98.130255] Internal error: Oops: 000000008600000f [#8] PREEMPT SMP
 2729 01:31:31.492995  # [   98.136797] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2730 01:31:31.535590  # [   98.148547] CPU: 2 PID: 1803 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2731 01:31:31.535847  # [   98.156567] Hardware name: ARM Juno development board (r0) (DT)
 2732 01:31:31.536086  # [   98.162766] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2733 01:31:31.536296  # [   98.169053] pc : 0xffff800013a81000
 2734 01:31:31.536490  # [   98.172814] lr : execute_location+0x84/0xa4
 2735 01:31:31.536668  # [   98.177265] sp : ffff8000157dbcc0
 2736 01:31:31.536782  # [   98.180847] x29: ffff8000157dbcc0 x28: ffff000802946200 
 2737 01:31:31.536893  # [   98.186445] x27: 0000000000000000 x26: 0000000000000000 
 2738 01:31:31.538726  # [   98.192037] x25: ffff80001150a3b0 x24: ffff8000157dbe20 
 2739 01:31:31.578796  # [   98.197630] x23: 000000000000000d x22: ffff0008044c8000 
 2740 01:31:31.579056  # [   98.203222] x21: 0000000000000001 x20: ffff800010a09290 
 2741 01:31:31.579225  # [   98.208814] x19: ffff800013a81000 x18: 0000000000000001 
 2742 01:31:31.579643  # [   98.214405] x17: 0000000000000000 x16: 0000000000000000 
 2743 01:31:31.579808  # [   98.219997] x15: 0000000000000030 x14: ffffffffffffffff 
 2744 01:31:31.579959  # [   98.225588] x13: ffff8000957db9aa x12: ffff8000157db9b3 
 2745 01:31:31.580104  # [   98.231180] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2746 01:31:31.581991  # [   98.236771] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2747 01:31:31.621927  # [   98.242364] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2748 01:31:31.622188  # [   98.247955] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2749 01:31:31.622621  # [   98.253547] x3 : 0000000000000000 x2 : 0000000000000000 
 2750 01:31:31.622790  # [   98.259138] x1 : ffff000802946200 x0 : 0000000000000033 
 2751 01:31:31.622943  # [   98.264731] Call trace:
 2752 01:31:31.623090  # [   98.267443]  0xffff800013a81000
 2753 01:31:31.623233  # [   98.270855]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2754 01:31:31.623373  # [   98.275135]  lkdtm_do_action+0x24/0x40
 2755 01:31:31.623510  # [   98.279155]  direct_entry+0xd0/0x140
 2756 01:31:31.625117  # [   98.283000]  full_proxy_write+0x68/0xbc
 2757 01:31:31.665152  # [   98.287106]  vfs_write+0xec/0x20c
 2758 01:31:31.665408  # [   98.290688]  ksys_write+0x70/0x100
 2759 01:31:31.665581  # [   98.294358]  __arm64_sys_write+0x24/0x30
 2760 01:31:31.665734  # [   98.298553]  el0_svc_common.constprop.0+0x84/0x1e0
 2761 01:31:31.665881  # [   98.303615]  do_el0_svc+0x2c/0xa4
 2762 01:31:31.666043  # [   98.307197]  el0_svc+0x20/0x30
 2763 01:31:31.666188  # [   98.310519]  el0_sync_handler+0xb0/0xb4
 2764 01:31:31.666331  # [   98.314624]  el0_sync+0x180/0x1c0
 2765 01:31:31.666472  # [   98.318210] Code: bad PC value
 2766 01:31:31.666613  # [   98.321534] ---[ end trace 79c1fb89ce5ce628 ]---
 2767 01:31:31.668386  # EXEC_VMALLOC: saw 'call trace:': ok
 2768 01:31:31.683992  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 2769 01:31:31.684220  # selftests: lkdtm: EXEC_RODATA.sh
 2770 01:31:31.777137  <6>[   98.730164] lkdtm: Performing direct entry EXEC_RODATA
 2771 01:31:31.777697  <6>[   98.735673] lkdtm: attempting ok execution at ffff800010a09290
 2772 01:31:31.777892  <6>[   98.741850] lkdtm: attempting bad execution at ffff80001150a8b0
 2773 01:31:31.778085  <1>[   98.748104] Unable to handle kernel execute from non-executable memory at virtual address ffff80001150a8b0
 2774 01:31:31.778243  <1>[   98.758202] Mem abort info:
 2775 01:31:31.778395  <1>[   98.761324]   ESR = 0x8600000e
 2776 01:31:31.780320  <1>[   98.764677]   EC = 0x21: IABT (current EL), IL = 32 bits
 2777 01:31:31.780517  <1>[   98.770281]   SET = 0, FnV = 0
 2778 01:31:31.820560  <1>[   98.773613]   EA = 0, S1PTW = 0
 2779 01:31:31.820836  <1>[   98.777047] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2780 01:31:31.821279  <1>[   98.784046] [ffff80001150a8b0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2781 01:31:31.821452  <0>[   98.795004] Internal error: Oops: 000000008600000e [#9] PREEMPT SMP
 2782 01:31:31.823754  <4>[   98.801547] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2783 01:31:31.864007  <4>[   98.813305] CPU: 2 PID: 1846 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2784 01:31:31.864276  <4>[   98.821328] Hardware name: ARM Juno development board (r0) (DT)
 2785 01:31:31.864447  <4>[   98.827528] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2786 01:31:31.864870  <4>[   98.833817] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2787 01:31:31.865040  <4>[   98.838800] lr : execute_location+0x84/0xa4
 2788 01:31:31.865183  <4>[   98.843251] sp : ffff80001588bcd0
 2789 01:31:31.865319  <4>[   98.846832] x29: ffff80001588bcd0 x28: ffff000804870000 
 2790 01:31:31.867240  <4>[   98.852432] x27: 0000000000000000 x26: 0000000000000000 
 2791 01:31:31.907355  <4>[   98.858025] x25: ffff80001150a3b0 x24: ffff80001588be20 
 2792 01:31:31.907591  <4>[   98.863618] x23: 000000000000000c x22: ffff000803996000 
 2793 01:31:31.907758  <4>[   98.869209] x21: 0000000000000000 x20: ffff800010a09290 
 2794 01:31:31.907913  <4>[   98.874802] x19: ffff80001150a8b0 x18: 0000000000000000 
 2795 01:31:31.908063  <4>[   98.880393] x17: 0000000000000000 x16: 0000000000000000 
 2796 01:31:31.908210  <4>[   98.885985] x15: 0000000000000030 x14: ffffffffffffffff 
 2797 01:31:31.908618  <4>[   98.891577] x13: ffff80009588b9ba x12: ffff80001588b9c2 
 2798 01:31:31.910538  <4>[   98.897169] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2799 01:31:31.950660  <4>[   98.902761] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2800 01:31:31.950884  <4>[   98.908353] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2801 01:31:31.951052  <4>[   98.913946] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2802 01:31:31.951204  <4>[   98.919537] x3 : 0000000000000000 x2 : 0000000000000000 
 2803 01:31:31.951347  <4>[   98.925129] x1 : ffff000804870000 x0 : 0000000000000033 
 2804 01:31:31.951490  <4>[   98.930721] Call trace:
 2805 01:31:31.951630  <4>[   98.933437]  lkdtm_rodata_do_nothing+0x0/0x10
 2806 01:31:31.951772  <4>[   98.938065]  lkdtm_EXEC_RODATA+0x24/0x30
 2807 01:31:31.953821  <4>[   98.942260]  lkdtm_do_action+0x24/0x40
 2808 01:31:31.994014  <4>[   98.946278]  direct_entry+0xd0/0x140
 2809 01:31:31.994469  <4>[   98.950124]  full_proxy_write+0x68/0xbc
 2810 01:31:31.994806  <4>[   98.954231]  vfs_write+0xec/0x20c
 2811 01:31:31.995116  <4>[   98.957813]  ksys_write+0x70/0x100
 2812 01:31:31.995410  <4>[   98.961483]  __arm64_sys_write+0x24/0x30
 2813 01:31:31.995697  <4>[   98.965678]  el0_svc_common.constprop.0+0x84/0x1e0
 2814 01:31:31.995985  <4>[   98.970741]  do_el0_svc+0x2c/0xa4
 2815 01:31:31.996270  <4>[   98.974325]  el0_svc+0x20/0x30
 2816 01:31:31.996549  <4>[   98.977647]  el0_sync_handler+0xb0/0xb4
 2817 01:31:31.996827  <4>[   98.981752]  el0_sync+0x180/0x1c0
 2818 01:31:32.014528  <0>[   98.985338] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2819 01:31:32.017606  <4>[   98.991709] ---[ end trace 79c1fb89ce5ce629 ]---
 2820 01:31:32.017866  # Segmentation fault
 2821 01:31:32.130581  # [   98.730164] lkdtm: Performing direct entry EXEC_RODATA
 2822 01:31:32.130855  # [   98.735673] lkdtm: attempting ok execution at ffff800010a09290
 2823 01:31:32.131024  # [   98.741850] lkdtm: attempting bad execution at ffff80001150a8b0
 2824 01:31:32.131178  # [   98.748104] Unable to handle kernel execute from non-executable memory at virtual address ffff80001150a8b0
 2825 01:31:32.131329  # [   98.758202] Mem abort info:
 2826 01:31:32.131475  # [   98.761324]   ESR = 0x8600000e
 2827 01:31:32.131615  # [   98.764677]   EC = 0x21: IABT (current EL), IL = 32 bits
 2828 01:31:32.133677  # [   98.770281]   SET = 0, FnV = 0
 2829 01:31:32.173662  # [   98.773613]   EA = 0, S1PTW = 0
 2830 01:31:32.173903  # [   98.777047] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 2831 01:31:32.174101  # [   98.784046] [ffff80001150a8b0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2832 01:31:32.174262  # [   98.795004] Internal error: Oops: 000000008600000e [#9] PREEMPT SMP
 2833 01:31:32.174413  # [   98.801547] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2834 01:31:32.216868  # [   98.813305] CPU: 2 PID: 1846 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2835 01:31:32.217121  # [   98.821328] Hardware name: ARM Juno development board (r0) (DT)
 2836 01:31:32.217292  # [   98.827528] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2837 01:31:32.217448  # [   98.833817] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2838 01:31:32.217599  # [   98.838800] lr : execute_location+0x84/0xa4
 2839 01:31:32.217743  # [   98.843251] sp : ffff80001588bcd0
 2840 01:31:32.217884  # [   98.846832] x29: ffff80001588bcd0 x28: ffff000804870000 
 2841 01:31:32.217975  # [   98.852432] x27: 0000000000000000 x26: 0000000000000000 
 2842 01:31:32.260049  # [   98.858025] x25: ffff80001150a3b0 x24: ffff80001588be20 
 2843 01:31:32.260307  # [   98.863618] x23: 000000000000000c x22: ffff000803996000 
 2844 01:31:32.260479  # [   98.869209] x21: 0000000000000000 x20: ffff800010a09290 
 2845 01:31:32.260635  # [   98.874802] x19: ffff80001150a8b0 x18: 0000000000000000 
 2846 01:31:32.260784  # [   98.880393] x17: 0000000000000000 x16: 0000000000000000 
 2847 01:31:32.260929  # [   98.885985] x15: 0000000000000030 x14: ffffffffffffffff 
 2848 01:31:32.261049  # [   98.891577] x13: ffff80009588b9ba x12: ffff80001588b9c2 
 2849 01:31:32.263163  # [   98.897169] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2850 01:31:32.303184  # [   98.902761] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2851 01:31:32.303449  # [   98.908353] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2852 01:31:32.303619  # [   98.913946] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2853 01:31:32.303774  # [   98.919537] x3 : 0000000000000000 x2 : 0000000000000000 
 2854 01:31:32.303926  # [   98.925129] x1 : ffff000804870000 x0 : 0000000000000033 
 2855 01:31:32.304070  # [   98.930721] Call trace:
 2856 01:31:32.304212  # [   98.933437]  lkdtm_rodata_do_nothing+0x0/0x10
 2857 01:31:32.304353  # [   98.938065]  lkdtm_EXEC_RODATA+0x24/0x30
 2858 01:31:32.304494  # [   98.942260]  lkdtm_do_action+0x24/0x40
 2859 01:31:32.306277  # [   98.946278]  direct_entry+0xd0/0x140
 2860 01:31:32.346328  # [   98.950124]  full_proxy_write+0x68/0xbc
 2861 01:31:32.346587  # [   98.954231]  vfs_write+0xec/0x20c
 2862 01:31:32.346759  # [   98.957813]  ksys_write+0x70/0x100
 2863 01:31:32.346913  # [   98.961483]  __arm64_sys_write+0x24/0x30
 2864 01:31:32.347114  # [   98.965678]  el0_svc_common.constprop.0+0x84/0x1e0
 2865 01:31:32.347305  # [   98.970741]  do_el0_svc+0x2c/0xa4
 2866 01:31:32.347453  # [   98.974325]  el0_svc+0x20/0x30
 2867 01:31:32.347593  # [   98.977647]  el0_sync_handler+0xb0/0xb4
 2868 01:31:32.347722  # [   98.981752]  el0_sync+0x180/0x1c0
 2869 01:31:32.349421  # [   98.985338] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2870 01:31:32.372291  # [   98.991709] ---[ end trace 79c1fb89ce5ce629 ]---
 2871 01:31:32.372533  # EXEC_RODATA: saw 'call trace:': ok
 2872 01:31:32.372702  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 2873 01:31:32.375422  # selftests: lkdtm: EXEC_USERSPACE.sh
 2874 01:31:32.464203  <6>[   99.415262] lkdtm: Performing direct entry EXEC_USERSPACE
 2875 01:31:32.464476  <6>[   99.421045] lkdtm: attempting ok execution at ffff800010a09290
 2876 01:31:32.464656  <6>[   99.427288] lkdtm: attempting bad execution at 0000ffff8e4ff000
 2877 01:31:32.464932  <1>[   99.433546] Unable to handle kernel execution of user memory at virtual address 0000ffff8e4ff000
 2878 01:31:32.465097  <1>[   99.442733] Mem abort info:
 2879 01:31:32.465248  <1>[   99.445811]   ESR = 0x8600000f
 2880 01:31:32.465404  <1>[   99.449327]   EC = 0x21: IABT (current EL), IL = 32 bits
 2881 01:31:32.467300  <1>[   99.454961]   SET = 0, FnV = 0
 2882 01:31:32.507591  <1>[   99.458304]   EA = 0, S1PTW = 0
 2883 01:31:32.508162  <1>[   99.461724] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884f61000
 2884 01:31:32.508370  <1>[   99.468460] [0000ffff8e4ff000] pgd=00000008869ec003, p4d=00000008869ec003, pud=0000000883f7e003, pmd=0000000886814003, pte=00a800088ba98f43
 2885 01:31:32.508538  <0>[   99.481348] Internal error: Oops: 000000008600000f [#10] PREEMPT SMP
 2886 01:31:32.508707  <4>[   99.487977] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2887 01:31:32.551036  <4>[   99.499729] CPU: 2 PID: 1889 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2888 01:31:32.551323  <4>[   99.507754] Hardware name: ARM Juno development board (r0) (DT)
 2889 01:31:32.551561  <4>[   99.513949] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2890 01:31:32.551728  <4>[   99.520232] pc : 0xffff8e4ff000
 2891 01:31:32.551882  <4>[   99.523647] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2892 01:31:32.552030  <4>[   99.528446] sp : ffff800015933cf0
 2893 01:31:32.552169  <4>[   99.532029] x29: ffff800015933cf0 x28: ffff000800b83100 
 2894 01:31:32.552261  <4>[   99.537629] x27: 0000000000000000 x26: 0000000000000000 
 2895 01:31:32.594357  <4>[   99.543225] x25: ffff80001150a3b0 x24: ffff800015933e20 
 2896 01:31:32.594595  <4>[   99.548817] x23: 000000000000000f x22: ffff000804d23000 
 2897 01:31:32.594763  <4>[   99.554409] x21: ffff800011a27060 x20: ffff800010a09290 
 2898 01:31:32.594919  <4>[   99.560000] x19: 0000ffff8e4ff000 x18: 0000000000000000 
 2899 01:31:32.595066  <4>[   99.565592] x17: 0000000000000000 x16: 0000000000000000 
 2900 01:31:32.595208  <4>[   99.571183] x15: 0000000000000030 x14: ffffffffffffffff 
 2901 01:31:32.595326  <4>[   99.576775] x13: ffff8000959339da x12: ffff8000159339e2 
 2902 01:31:32.597519  <4>[   99.582367] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2903 01:31:32.637996  <4>[   99.587959] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2904 01:31:32.638479  <4>[   99.593550] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2905 01:31:32.638818  <4>[   99.599142] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2906 01:31:32.639129  <4>[   99.604733] x3 : 0000000000000000 x2 : 0000000000000000 
 2907 01:31:32.639424  <4>[   99.610325] x1 : ffff000800b83100 x0 : 0000000000000033 
 2908 01:31:32.639713  <4>[   99.615917] Call trace:
 2909 01:31:32.639995  <4>[   99.618629]  0xffff8e4ff000
 2910 01:31:32.640277  <4>[   99.621692]  lkdtm_do_action+0x24/0x40
 2911 01:31:32.640558  <4>[   99.625711]  direct_entry+0xd0/0x140
 2912 01:31:32.641240  <4>[   99.629557]  full_proxy_write+0x68/0xbc
 2913 01:31:32.690947  <4>[   99.633663]  vfs_write+0xec/0x20c
 2914 01:31:32.691238  <4>[   99.637246]  ksys_write+0x70/0x100
 2915 01:31:32.691427  <4>[   99.640915]  __arm64_sys_write+0x24/0x30
 2916 01:31:32.691599  <4>[   99.645111]  el0_svc_common.constprop.0+0x84/0x1e0
 2917 01:31:32.692086  <4>[   99.650174]  do_el0_svc+0x2c/0xa4
 2918 01:31:32.692290  <4>[   99.653757]  el0_svc+0x20/0x30
 2919 01:31:32.692449  <4>[   99.657078]  el0_sync_handler+0xb0/0xb4
 2920 01:31:32.692588  <4>[   99.661183]  el0_sync+0x180/0x1c0
 2921 01:31:32.692717  <0>[   99.664770] Code: bad PC value
 2922 01:31:32.692843  <4>[   99.668094] ---[ end trace 79c1fb89ce5ce62a ]---
 2923 01:31:32.694025  # Segmentation fault
 2924 01:31:32.789899  # [   99.415262] lkdtm: Performing direct entry EXEC_USERSPACE
 2925 01:31:32.790200  # [   99.421045] lkdtm: attempting ok execution at ffff800010a09290
 2926 01:31:32.790374  # [   99.427288] lkdtm: attempting bad execution at 0000ffff8e4ff000
 2927 01:31:32.790533  # [   99.433546] Unable to handle kernel execution of user memory at virtual address 0000ffff8e4ff000
 2928 01:31:32.790684  # [   99.442733] Mem abort info:
 2929 01:31:32.790828  # [   99.445811]   ESR = 0x8600000f
 2930 01:31:32.790974  # [   99.449327]   EC = 0x21: IABT (current EL), IL = 32 bits
 2931 01:31:32.792980  # [   99.454961]   SET = 0, FnV = 0
 2932 01:31:32.833003  # [   99.458304]   EA = 0, S1PTW = 0
 2933 01:31:32.833545  # [   99.461724] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884f61000
 2934 01:31:32.833740  # [   99.468460] [0000ffff8e4ff000] pgd=00000008869ec003, p4d=00000008869ec003, pud=0000000883f7e003, pmd=0000000886814003, pte=00a800088ba98f43
 2935 01:31:32.833962  # [   99.481348] Internal error: Oops: 000000008600000f [#10] PREEMPT SMP
 2936 01:31:32.836249  # [   99.487977] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2937 01:31:32.876195  # [   99.499729] CPU: 2 PID: 1889 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2938 01:31:32.876441  # [   99.507754] Hardware name: ARM Juno development board (r0) (DT)
 2939 01:31:32.876665  # [   99.513949] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2940 01:31:32.876855  # [   99.520232] pc : 0xffff8e4ff000
 2941 01:31:32.877012  # [   99.523647] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2942 01:31:32.877179  # [   99.528446] sp : ffff800015933cf0
 2943 01:31:32.877323  # [   99.532029] x29: ffff800015933cf0 x28: ffff000800b83100 
 2944 01:31:32.877448  # [   99.537629] x27: 0000000000000000 x26: 0000000000000000 
 2945 01:31:32.919590  # [   99.543225] x25: ffff80001150a3b0 x24: ffff800015933e20 
 2946 01:31:32.920064  # [   99.548817] x23: 000000000000000f x22: ffff000804d23000 
 2947 01:31:32.920403  # [   99.554409] x21: ffff800011a27060 x20: ffff800010a09290 
 2948 01:31:32.920715  # [   99.560000] x19: 0000ffff8e4ff000 x18: 0000000000000000 
 2949 01:31:32.921014  # [   99.565592] x17: 0000000000000000 x16: 0000000000000000 
 2950 01:31:32.921302  # [   99.571183] x15: 0000000000000030 x14: ffffffffffffffff 
 2951 01:31:32.921715  # [   99.576775] x13: ffff8000959339da x12: ffff8000159339e2 
 2952 01:31:32.922876  # [   99.582367] x11: ffff8000125d40c0 x10: ffff80001262c260 
 2953 01:31:32.962795  # [   99.587959] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 2954 01:31:32.963266  # [   99.593550] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 2955 01:31:32.963607  # [   99.599142] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2956 01:31:32.963919  # [   99.604733] x3 : 0000000000000000 x2 : 0000000000000000 
 2957 01:31:32.964217  # [   99.610325] x1 : ffff000800b83100 x0 : 0000000000000033 
 2958 01:31:32.964509  # [   99.615917] Call trace:
 2959 01:31:32.964793  # [   99.618629]  0xffff8e4ff000
 2960 01:31:32.965081  # [   99.621692]  lkdtm_do_action+0x24/0x40
 2961 01:31:32.965357  # [   99.625711]  direct_entry+0xd0/0x140
 2962 01:31:32.966264  # [   99.629557]  full_proxy_write+0x68/0xbc
 2963 01:31:33.005648  # [   99.633663]  vfs_write+0xec/0x20c
 2964 01:31:33.005910  # [   99.637246]  ksys_write+0x70/0x100
 2965 01:31:33.006113  # [   99.640915]  __arm64_sys_write+0x24/0x30
 2966 01:31:33.006331  # [   99.645111]  el0_svc_common.constprop.0+0x84/0x1e0
 2967 01:31:33.006510  # [   99.650174]  do_el0_svc+0x2c/0xa4
 2968 01:31:33.006657  # [   99.653757]  el0_svc+0x20/0x30
 2969 01:31:33.006800  # [   99.657078]  el0_sync_handler+0xb0/0xb4
 2970 01:31:33.006941  # [   99.661183]  el0_sync+0x180/0x1c0
 2971 01:31:33.007077  # [   99.664770] Code: bad PC value
 2972 01:31:33.007193  # [   99.668094] ---[ end trace 79c1fb89ce5ce62a ]---
 2973 01:31:33.008814  # EXEC_USERSPACE: saw 'call trace:': ok
 2974 01:31:33.009040  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 2975 01:31:33.023868  # selftests: lkdtm: EXEC_NULL.sh
 2976 01:31:33.128810  <6>[  100.076666] lkdtm: Performing direct entry EXEC_NULL
 2977 01:31:33.129146  <6>[  100.081997] lkdtm: attempting ok execution at ffff800010a09290
 2978 01:31:33.129778  <6>[  100.088379] lkdtm: attempting bad execution at 0000000000000000
 2979 01:31:33.130047  <1>[  100.094665] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 2980 01:31:33.130265  <1>[  100.103919] Mem abort info:
 2981 01:31:33.130438  <1>[  100.107037]   ESR = 0x86000004
 2982 01:31:33.130660  <1>[  100.110495]   EC = 0x21: IABT (current EL), IL = 32 bits
 2983 01:31:33.130821  <1>[  100.116129]   SET = 0, FnV = 0
 2984 01:31:33.131971  <1>[  100.119477]   EA = 0, S1PTW = 0
 2985 01:31:33.172229  <1>[  100.122908] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000885a21000
 2986 01:31:33.172567  <1>[  100.129645] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 2987 01:31:33.172998  <0>[  100.136755] Internal error: Oops: 0000000086000004 [#11] PREEMPT SMP
 2988 01:31:33.173357  <4>[  100.143390] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 2989 01:31:33.173641  <4>[  100.155139] CPU: 2 PID: 1932 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 2990 01:31:33.215643  <4>[  100.163159] Hardware name: ARM Juno development board (r0) (DT)
 2991 01:31:33.215909  <4>[  100.169354] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2992 01:31:33.216071  <4>[  100.175637] pc : 0x0
 2993 01:31:33.216221  <4>[  100.178096] lr : execute_location+0x84/0xa4
 2994 01:31:33.216633  <4>[  100.182546] sp : ffff8000159b3cd0
 2995 01:31:33.216790  <4>[  100.186130] x29: ffff8000159b3cd0 x28: ffff000800c0b100 
 2996 01:31:33.216933  <4>[  100.191723] x27: 0000000000000000 x26: 0000000000000000 
 2997 01:31:33.217073  <4>[  100.197321] x25: ffff80001150a3b0 x24: ffff8000159b3e20 
 2998 01:31:33.218854  <4>[  100.202914] x23: 000000000000000a x22: ffff000804bed000 
 2999 01:31:33.258942  <4>[  100.208505] x21: 0000000000000000 x20: ffff800010a09290 
 3000 01:31:33.259171  <4>[  100.214096] x19: 0000000000000000 x18: 0000000000000001 
 3001 01:31:33.259599  <4>[  100.219688] x17: 0000000000000000 x16: 0000000000000000 
 3002 01:31:33.259766  <4>[  100.225279] x15: 0000000000000030 x14: ffffffffffffffff 
 3003 01:31:33.259916  <4>[  100.230871] x13: ffff8000959b39ba x12: ffff8000159b39c3 
 3004 01:31:33.260060  <4>[  100.236463] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3005 01:31:33.260200  <4>[  100.242055] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3006 01:31:33.262175  <4>[  100.247647] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3007 01:31:33.302361  <4>[  100.253238] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3008 01:31:33.302608  <4>[  100.258830] x3 : 0000000000000000 x2 : 0000000000000000 
 3009 01:31:33.302771  <4>[  100.264421] x1 : ffff000800c0b100 x0 : 0000000000000033 
 3010 01:31:33.302920  <4>[  100.270013] Call trace:
 3011 01:31:33.303064  <4>[  100.272726]  0x0
 3012 01:31:33.303202  <4>[  100.274831]  lkdtm_EXEC_NULL+0x20/0x2c
 3013 01:31:33.303340  <4>[  100.278852]  lkdtm_do_action+0x24/0x40
 3014 01:31:33.303476  <4>[  100.282871]  direct_entry+0xd0/0x140
 3015 01:31:33.303599  <4>[  100.286715]  full_proxy_write+0x68/0xbc
 3016 01:31:33.303707  <4>[  100.290821]  vfs_write+0xec/0x20c
 3017 01:31:33.305533  <4>[  100.294404]  ksys_write+0x70/0x100
 3018 01:31:33.351397  <4>[  100.298074]  __arm64_sys_write+0x24/0x30
 3019 01:31:33.351704  <4>[  100.302269]  el0_svc_common.constprop.0+0x84/0x1e0
 3020 01:31:33.351912  <4>[  100.307332]  do_el0_svc+0x2c/0xa4
 3021 01:31:33.352094  <4>[  100.310914]  el0_svc+0x20/0x30
 3022 01:31:33.352342  <4>[  100.314235]  el0_sync_handler+0xb0/0xb4
 3023 01:31:33.352548  <4>[  100.318340]  el0_sync+0x180/0x1c0
 3024 01:31:33.352654  <0>[  100.321927] Code: bad PC value
 3025 01:31:33.354545  <4>[  100.325251] ---[ end trace 79c1fb89ce5ce62b ]---
 3026 01:31:33.354816  # Segmentation fault
 3027 01:31:33.449480  # [  100.076666] lkdtm: Performing direct entry EXEC_NULL
 3028 01:31:33.449751  # [  100.081997] lkdtm: attempting ok execution at ffff800010a09290
 3029 01:31:33.449920  # [  100.088379] lkdtm: attempting bad execution at 0000000000000000
 3030 01:31:33.450110  # [  100.094665] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3031 01:31:33.450265  # [  100.103919] Mem abort info:
 3032 01:31:33.450411  # [  100.107037]   ESR = 0x86000004
 3033 01:31:33.450551  # [  100.110495]   EC = 0x21: IABT (current EL), IL = 32 bits
 3034 01:31:33.452617  # [  100.116129]   SET = 0, FnV = 0
 3035 01:31:33.492616  # [  100.119477]   EA = 0, S1PTW = 0
 3036 01:31:33.492862  # [  100.122908] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000885a21000
 3037 01:31:33.493031  # [  100.129645] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3038 01:31:33.493187  # [  100.136755] Internal error: Oops: 0000000086000004 [#11] PREEMPT SMP
 3039 01:31:33.493335  # [  100.143390] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3040 01:31:33.495796  # [  100.155139] CPU: 2 PID: 1932 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3041 01:31:33.536045  # [  100.163159] Hardware name: ARM Juno development board (r0) (DT)
 3042 01:31:33.536916  # [  100.169354] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3043 01:31:33.537381  # [  100.175637] pc : 0x0
 3044 01:31:33.537712  # [  100.178096] lr : execute_location+0x84/0xa4
 3045 01:31:33.538081  # [  100.182546] sp : ffff8000159b3cd0
 3046 01:31:33.538390  # [  100.186130] x29: ffff8000159b3cd0 x28: ffff000800c0b100 
 3047 01:31:33.538681  # [  100.191723] x27: 0000000000000000 x26: 0000000000000000 
 3048 01:31:33.538970  # [  100.197321] x25: ffff80001150a3b0 x24: ffff8000159b3e20 
 3049 01:31:33.539430  # [  100.202914] x23: 000000000000000a x22: ffff000804bed000 
 3050 01:31:33.579224  # [  100.208505] x21: 0000000000000000 x20: ffff800010a09290 
 3051 01:31:33.579708  # [  100.214096] x19: 0000000000000000 x18: 0000000000000001 
 3052 01:31:33.580075  # [  100.219688] x17: 0000000000000000 x16: 0000000000000000 
 3053 01:31:33.580393  # [  100.225279] x15: 0000000000000030 x14: ffffffffffffffff 
 3054 01:31:33.580718  # [  100.230871] x13: ffff8000959b39ba x12: ffff8000159b39c3 
 3055 01:31:33.581117  # [  100.236463] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3056 01:31:33.581415  # [  100.242055] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3057 01:31:33.582479  # [  100.247647] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3058 01:31:33.622281  # [  100.253238] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3059 01:31:33.622746  # [  100.258830] x3 : 0000000000000000 x2 : 0000000000000000 
 3060 01:31:33.623461  # [  100.264421] x1 : ffff000800c0b100 x0 : 0000000000000033 
 3061 01:31:33.623803  # [  100.270013] Call trace:
 3062 01:31:33.624122  # [  100.272726]  0x0
 3063 01:31:33.624425  # [  100.274831]  lkdtm_EXEC_NULL+0x20/0x2c
 3064 01:31:33.624715  # [  100.278852]  lkdtm_do_action+0x24/0x40
 3065 01:31:33.625022  # [  100.282871]  direct_entry+0xd0/0x140
 3066 01:31:33.625357  # [  100.286715]  full_proxy_write+0x68/0xbc
 3067 01:31:33.625765  # [  100.290821]  vfs_write+0xec/0x20c
 3068 01:31:33.675250  # [  100.294404]  ksys_write+0x70/0x100
 3069 01:31:33.675513  # [  100.298074]  __arm64_sys_write+0x24/0x30
 3070 01:31:33.675681  # [  100.302269]  el0_svc_common.constprop.0+0x84/0x1e0
 3071 01:31:33.675834  # [  100.307332]  do_el0_svc+0x2c/0xa4
 3072 01:31:33.675982  # [  100.310914]  el0_svc+0x20/0x30
 3073 01:31:33.676125  # [  100.314235]  el0_sync_handler+0xb0/0xb4
 3074 01:31:33.676267  # [  100.318340]  el0_sync+0x180/0x1c0
 3075 01:31:33.676385  # [  100.321927] Code: bad PC value
 3076 01:31:33.676474  # [  100.325251] ---[ end trace 79c1fb89ce5ce62b ]---
 3077 01:31:33.676563  # EXEC_NULL: saw 'call trace:': ok
 3078 01:31:33.676651  ok 36 selftests: lkdtm: EXEC_NULL.sh
 3079 01:31:33.678348  # selftests: lkdtm: ACCESS_USERSPACE.sh
 3080 01:31:33.777141  <6>[  100.736503] lkdtm: Performing direct entry ACCESS_USERSPACE
 3081 01:31:33.777410  <6>[  100.742442] lkdtm: attempting bad read at 0000ffff85442000
 3082 01:31:33.777584  <3>[  100.748233] lkdtm: FAIL: survived bad read
 3083 01:31:33.777742  <6>[  100.752669] lkdtm: attempting bad write at 0000ffff85442000
 3084 01:31:33.780261  <3>[  100.758556] lkdtm: FAIL: survived bad write
 3085 01:31:33.885047  # [  100.736503] lkdtm: Performing direct entry ACCESS_USERSPACE
 3086 01:31:33.885317  # [  100.742442] lkdtm: attempting bad read at 0000ffff85442000
 3087 01:31:33.885487  # [  100.748233] lkdtm: FAIL: survived bad read
 3088 01:31:33.885645  # [  100.752669] lkdtm: attempting bad write at 0000ffff85442000
 3089 01:31:33.885791  # [  100.758556] lkdtm: FAIL: survived bad write
 3090 01:31:33.885935  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 3091 01:31:33.920138  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 3092 01:31:33.936097  # selftests: lkdtm: ACCESS_NULL.sh
 3093 01:31:34.226772  <6>[  101.179331] lkdtm: Performing direct entry ACCESS_NULL
 3094 01:31:34.227138  <6>[  101.184827] lkdtm: attempting bad read at 0000000000000000
 3095 01:31:34.227646  <1>[  101.190673] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3096 01:31:34.227827  <1>[  101.199797] Mem abort info:
 3097 01:31:34.227995  <1>[  101.202983]   ESR = 0x96000004
 3098 01:31:34.228154  <1>[  101.206585]   EC = 0x25: DABT (current EL), IL = 32 bits
 3099 01:31:34.228291  <1>[  101.212309]   SET = 0, FnV = 0
 3100 01:31:34.228421  <1>[  101.215660]   EA = 0, S1PTW = 0
 3101 01:31:34.230115  <1>[  101.219089] Data abort info:
 3102 01:31:34.270262  <1>[  101.222278]   ISV = 0, ISS = 0x00000004
 3103 01:31:34.270543  <1>[  101.226414]   CM = 0, WnR = 0
 3104 01:31:34.270720  <1>[  101.229658] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088715b000
 3105 01:31:34.270881  <1>[  101.236402] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3106 01:31:34.271033  <0>[  101.243513] Internal error: Oops: 0000000096000004 [#12] PREEMPT SMP
 3107 01:31:34.271496  <4>[  101.250144] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3108 01:31:34.313542  <4>[  101.261905] CPU: 1 PID: 2010 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3109 01:31:34.313819  <4>[  101.269934] Hardware name: ARM Juno development board (r0) (DT)
 3110 01:31:34.314172  <4>[  101.276135] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3111 01:31:34.314374  <4>[  101.282425] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3112 01:31:34.314896  <4>[  101.286969] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3113 01:31:34.315079  <4>[  101.291510] sp : ffff800015b23cf0
 3114 01:31:34.315260  <4>[  101.295097] x29: ffff800015b23cf0 x28: ffff000807298000 
 3115 01:31:34.316689  <4>[  101.300692] x27: 0000000000000000 x26: 0000000000000000 
 3116 01:31:34.357032  <4>[  101.306287] x25: ffff80001150a3b0 x24: ffff800015b23e20 
 3117 01:31:34.357298  <4>[  101.311883] x23: 000000000000000c x22: ffff000802b1a000 
 3118 01:31:34.357517  <4>[  101.317481] x21: ffff800011a27098 x20: 0000000000000000 
 3119 01:31:34.357713  <4>[  101.323075] x19: 0000000000000027 x18: 0000000000000000 
 3120 01:31:34.357903  <4>[  101.328669] x17: 0000000000000000 x16: 0000000000000000 
 3121 01:31:34.358109  <4>[  101.334263] x15: 0000000000000030 x14: ffffffffffffffff 
 3122 01:31:34.358267  <4>[  101.339856] x13: ffff800095b239da x12: ffff800015b239e2 
 3123 01:31:34.360138  <4>[  101.345450] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3124 01:31:34.400299  <4>[  101.351043] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3125 01:31:34.400532  <4>[  101.356637] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3126 01:31:34.400746  <4>[  101.362230] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3127 01:31:34.400946  <4>[  101.367824] x3 : 0000000000000000 x2 : 0000000000000000 
 3128 01:31:34.401139  <4>[  101.373418] x1 : 000000000000c0de x0 : ffff800011a28000 
 3129 01:31:34.401319  <4>[  101.379012] Call trace:
 3130 01:31:34.401430  <4>[  101.381727]  lkdtm_ACCESS_NULL+0x34/0x78
 3131 01:31:34.401541  <4>[  101.385924]  lkdtm_do_action+0x24/0x40
 3132 01:31:34.403587  <4>[  101.389944]  direct_entry+0xd0/0x140
 3133 01:31:34.445390  <4>[  101.393791]  full_proxy_write+0x68/0xbc
 3134 01:31:34.445847  <4>[  101.397898]  vfs_write+0xec/0x20c
 3135 01:31:34.446308  <4>[  101.401482]  ksys_write+0x70/0x100
 3136 01:31:34.446712  <4>[  101.405152]  __arm64_sys_write+0x24/0x30
 3137 01:31:34.447108  <4>[  101.409349]  el0_svc_common.constprop.0+0x84/0x1e0
 3138 01:31:34.447422  <4>[  101.414412]  do_el0_svc+0x2c/0xa4
 3139 01:31:34.447713  <4>[  101.417996]  el0_svc+0x20/0x30
 3140 01:31:34.448012  <4>[  101.421319]  el0_sync_handler+0xb0/0xb4
 3141 01:31:34.448361  <4>[  101.425425]  el0_sync+0x180/0x1c0
 3142 01:31:34.448801  <0>[  101.429012] Code: 91042000 97ffdf9a d2981bc1 f0003e60 (f9400293) 
 3143 01:31:34.449499  <4>[  101.435384] ---[ end trace 79c1fb89ce5ce62c ]---
 3144 01:31:34.463588  # Segmentation fault
 3145 01:31:34.601461  # [  101.179331] lkdtm: Performing direct entry ACCESS_NULL
 3146 01:31:34.601980  # [  101.184827] lkdtm: attempting bad read at 0000000000000000
 3147 01:31:34.602460  # [  101.190673] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3148 01:31:34.602868  # [  101.199797] Mem abort info:
 3149 01:31:34.603252  # [  101.202983]   ESR = 0x96000004
 3150 01:31:34.603626  # [  101.206585]   EC = 0x25: DABT (current EL), IL = 32 bits
 3151 01:31:34.603999  # [  101.212309]   SET = 0, FnV = 0
 3152 01:31:34.604368  # [  101.215660]   EA = 0, S1PTW = 0
 3153 01:31:34.605106  # [  101.219089] Data abort info:
 3154 01:31:34.644775  # [  101.222278]   ISV = 0, ISS = 0x00000004
 3155 01:31:34.645264  # [  101.226414]   CM = 0, WnR = 0
 3156 01:31:34.645599  # [  101.229658] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088715b000
 3157 01:31:34.645911  # [  101.236402] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3158 01:31:34.646261  # [  101.243513] Internal error: Oops: 0000000096000004 [#12] PREEMPT SMP
 3159 01:31:34.646555  # [  101.250144] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3160 01:31:34.687870  # [  101.261905] CPU: 1 PID: 2010 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3161 01:31:34.688340  # [  101.269934] Hardware name: ARM Juno development board (r0) (DT)
 3162 01:31:34.688678  # [  101.276135] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3163 01:31:34.688984  # [  101.282425] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3164 01:31:34.689280  # [  101.286969] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3165 01:31:34.689567  # [  101.291510] sp : ffff800015b23cf0
 3166 01:31:34.689850  # [  101.295097] x29: ffff800015b23cf0 x28: ffff000807298000 
 3167 01:31:34.690192  # [  101.300692] x27: 0000000000000000 x26: 0000000000000000 
 3168 01:31:34.691047  # [  101.306287] x25: ffff80001150a3b0 x24: ffff800015b23e20 
 3169 01:31:34.731055  # [  101.311883] x23: 000000000000000c x22: ffff000802b1a000 
 3170 01:31:34.731524  # [  101.317481] x21: ffff800011a27098 x20: 0000000000000000 
 3171 01:31:34.731861  # [  101.323075] x19: 0000000000000027 x18: 0000000000000000 
 3172 01:31:34.732171  # [  101.328669] x17: 0000000000000000 x16: 0000000000000000 
 3173 01:31:34.732841  # [  101.334263] x15: 0000000000000030 x14: ffffffffffffffff 
 3174 01:31:34.733167  # [  101.339856] x13: ffff800095b239da x12: ffff800015b239e2 
 3175 01:31:34.733460  # [  101.345450] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3176 01:31:34.774211  # [  101.351043] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3177 01:31:34.775087  # [  101.356637] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3178 01:31:34.775465  # [  101.362230] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3179 01:31:34.775790  # [  101.367824] x3 : 0000000000000000 x2 : 0000000000000000 
 3180 01:31:34.776122  # [  101.373418] x1 : 000000000000c0de x0 : ffff800011a28000 
 3181 01:31:34.776417  # [  101.379012] Call trace:
 3182 01:31:34.776696  # [  101.381727]  lkdtm_ACCESS_NULL+0x34/0x78
 3183 01:31:34.776974  # [  101.385924]  lkdtm_do_action+0x24/0x40
 3184 01:31:34.777273  # [  101.389944]  direct_entry+0xd0/0x140
 3185 01:31:34.777692  # [  101.393791]  full_proxy_write+0x68/0xbc
 3186 01:31:34.817371  # [  101.397898]  vfs_write+0xec/0x20c
 3187 01:31:34.817890  # [  101.401482]  ksys_write+0x70/0x100
 3188 01:31:34.818282  # [  101.405152]  __arm64_sys_write+0x24/0x30
 3189 01:31:34.818676  # [  101.409349]  el0_svc_common.constprop.0+0x84/0x1e0
 3190 01:31:34.819025  # [  101.414412]  do_el0_svc+0x2c/0xa4
 3191 01:31:34.819322  # [  101.417996]  el0_svc+0x20/0x30
 3192 01:31:34.819667  # [  101.421319]  el0_sync_handler+0xb0/0xb4
 3193 01:31:34.819958  # [  101.425425]  el0_sync+0x180/0x1c0
 3194 01:31:34.820246  # [  101.429012] Code: 91042000 97ffdf9a d2981bc1 f0003e60 (f9400293) 
 3195 01:31:34.820643  # [  101.435384] ---[ end trace 79c1fb89ce5ce62c ]---
 3196 01:31:34.821314  # ACCESS_NULL: saw 'call trace:': ok
 3197 01:31:34.835606  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 3198 01:31:34.836030  # selftests: lkdtm: WRITE_RO.sh
 3199 01:31:34.956135  <6>[  101.907286] lkdtm: Performing direct entry WRITE_RO
 3200 01:31:34.956457  <6>[  101.912508] lkdtm: attempting bad rodata write at ffff80001150a8a0
 3201 01:31:34.956662  <1>[  101.919036] Unable to handle kernel write to read-only memory at virtual address ffff80001150a8a0
 3202 01:31:34.956845  <1>[  101.928250] Mem abort info:
 3203 01:31:34.957021  <1>[  101.931524]   ESR = 0x9600004e
 3204 01:31:34.957199  <1>[  101.934998]   EC = 0x25: DABT (current EL), IL = 32 bits
 3205 01:31:34.957327  <1>[  101.940635]   SET = 0, FnV = 0
 3206 01:31:34.957450  <1>[  101.943984]   EA = 0, S1PTW = 0
 3207 01:31:34.959218  <1>[  101.947414] Data abort info:
 3208 01:31:34.999528  <1>[  101.950582]   ISV = 0, ISS = 0x0000004e
 3209 01:31:34.999804  <1>[  101.954710]   CM = 0, WnR = 1
 3210 01:31:34.999979  <1>[  101.957950] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3211 01:31:35.000410  <1>[  101.964946] [ffff80001150a8a0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3212 01:31:35.000584  <0>[  101.975908] Internal error: Oops: 000000009600004e [#13] PREEMPT SMP
 3213 01:31:35.002665  <4>[  101.982545] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3214 01:31:35.042917  <4>[  101.994301] CPU: 2 PID: 2056 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3215 01:31:35.043188  <4>[  102.002321] Hardware name: ARM Juno development board (r0) (DT)
 3216 01:31:35.043363  <4>[  102.008517] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3217 01:31:35.043522  <4>[  102.014806] pc : lkdtm_WRITE_RO+0x44/0x5c
 3218 01:31:35.043672  <4>[  102.019089] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3219 01:31:35.043831  <4>[  102.023368] sp : ffff800015bebcf0
 3220 01:31:35.043998  <4>[  102.026949] x29: ffff800015bebcf0 x28: ffff000804d2b100 
 3221 01:31:35.046037  <4>[  102.032544] x27: 0000000000000000 x26: 0000000000000000 
 3222 01:31:35.086329  <4>[  102.038138] x25: ffff80001150a3b0 x24: ffff800015bebe20 
 3223 01:31:35.086598  <4>[  102.043730] x23: 0000000000000009 x22: ffff0008073b1000 
 3224 01:31:35.086767  <4>[  102.049322] x21: ffff800011a270a8 x20: ffff80001150a630 
 3225 01:31:35.086921  <4>[  102.054915] x19: ffff80001150a000 x18: 0000000000000000 
 3226 01:31:35.087067  <4>[  102.060506] x17: 0000000000000000 x16: 0000000000000000 
 3227 01:31:35.087195  <4>[  102.066097] x15: 0000000000000030 x14: ffffffffffffffff 
 3228 01:31:35.087321  <4>[  102.071689] x13: ffff800095beb9da x12: ffff800015beb9e2 
 3229 01:31:35.089479  <4>[  102.077280] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3230 01:31:35.129617  <4>[  102.082872] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3231 01:31:35.129851  <4>[  102.088464] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3232 01:31:35.130036  <4>[  102.094055] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3233 01:31:35.130195  <4>[  102.099647] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3234 01:31:35.130343  <4>[  102.105239] x1 : 000000000198b861 x0 : ffff800011a27ff8 
 3235 01:31:35.130488  <4>[  102.110831] Call trace:
 3236 01:31:35.130630  <4>[  102.113546]  lkdtm_WRITE_RO+0x44/0x5c
 3237 01:31:35.130769  <4>[  102.117480]  lkdtm_do_action+0x24/0x40
 3238 01:31:35.132779  <4>[  102.121499]  direct_entry+0xd0/0x140
 3239 01:31:35.172948  <4>[  102.125344]  full_proxy_write+0x68/0xbc
 3240 01:31:35.173173  <4>[  102.129450]  vfs_write+0xec/0x20c
 3241 01:31:35.173338  <4>[  102.133033]  ksys_write+0x70/0x100
 3242 01:31:35.173490  <4>[  102.136702]  __arm64_sys_write+0x24/0x30
 3243 01:31:35.173637  <4>[  102.140898]  el0_svc_common.constprop.0+0x84/0x1e0
 3244 01:31:35.173780  <4>[  102.145960]  do_el0_svc+0x2c/0xa4
 3245 01:31:35.173922  <4>[  102.149543]  el0_svc+0x20/0x30
 3246 01:31:35.174088  <4>[  102.152864]  el0_sync_handler+0xb0/0xb4
 3247 01:31:35.174227  <4>[  102.156969]  el0_sync+0x180/0x1c0
 3248 01:31:35.176108  <0>[  102.160555] Code: f2b579a2 d0003e60 ca020021 913fe000 (f9045261) 
 3249 01:31:35.191047  <4>[  102.166925] ---[ end trace 79c1fb89ce5ce62d ]---
 3250 01:31:35.191340  # Segmentation fault
 3251 01:31:35.287098  # [  101.907286] lkdtm: Performing direct entry WRITE_RO
 3252 01:31:35.287370  # [  101.912508] lkdtm: attempting bad rodata write at ffff80001150a8a0
 3253 01:31:35.287537  # [  101.919036] Unable to handle kernel write to read-only memory at virtual address ffff80001150a8a0
 3254 01:31:35.287695  # [  101.928250] Mem abort info:
 3255 01:31:35.287843  # [  101.931524]   ESR = 0x9600004e
 3256 01:31:35.287986  # [  101.934998]   EC = 0x25: DABT (current EL), IL = 32 bits
 3257 01:31:35.288128  # [  101.940635]   SET = 0, FnV = 0
 3258 01:31:35.288267  # [  101.943984]   EA = 0, S1PTW = 0
 3259 01:31:35.290236  # [  101.947414] Data abort info:
 3260 01:31:35.330105  # [  101.950582]   ISV = 0, ISS = 0x0000004e
 3261 01:31:35.330346  # [  101.954710]   CM = 0, WnR = 1
 3262 01:31:35.330516  # [  101.957950] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3263 01:31:35.330673  # [  101.964946] [ffff80001150a8a0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3264 01:31:35.330822  # [  101.975908] Internal error: Oops: 000000009600004e [#13] PREEMPT SMP
 3265 01:31:35.333287  # [  101.982545] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3266 01:31:35.373269  # [  101.994301] CPU: 2 PID: 2056 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3267 01:31:35.373516  # [  102.002321] Hardware name: ARM Juno development board (r0) (DT)
 3268 01:31:35.373688  # [  102.008517] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3269 01:31:35.373843  # [  102.014806] pc : lkdtm_WRITE_RO+0x44/0x5c
 3270 01:31:35.373993  # [  102.019089] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3271 01:31:35.374171  # [  102.023368] sp : ffff800015bebcf0
 3272 01:31:35.374370  # [  102.026949] x29: ffff800015bebcf0 x28: ffff000804d2b100 
 3273 01:31:35.376452  # [  102.032544] x27: 0000000000000000 x26: 0000000000000000 
 3274 01:31:35.416463  # [  102.038138] x25: ffff80001150a3b0 x24: ffff800015bebe20 
 3275 01:31:35.416718  # [  102.043730] x23: 0000000000000009 x22: ffff0008073b1000 
 3276 01:31:35.416937  # [  102.049322] x21: ffff800011a270a8 x20: ffff80001150a630 
 3277 01:31:35.417139  # [  102.054915] x19: ffff80001150a000 x18: 0000000000000000 
 3278 01:31:35.417330  # [  102.060506] x17: 0000000000000000 x16: 0000000000000000 
 3279 01:31:35.417473  # [  102.066097] x15: 0000000000000030 x14: ffffffffffffffff 
 3280 01:31:35.417585  # [  102.071689] x13: ffff800095beb9da x12: ffff800015beb9e2 
 3281 01:31:35.419580  # [  102.077280] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3282 01:31:35.459616  # [  102.082872] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3283 01:31:35.459874  # [  102.088464] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3284 01:31:35.460051  # [  102.094055] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3285 01:31:35.460206  # [  102.099647] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3286 01:31:35.460359  # [  102.105239] x1 : 000000000198b861 x0 : ffff800011a27ff8 
 3287 01:31:35.460488  # [  102.110831] Call trace:
 3288 01:31:35.460614  # [  102.113546]  lkdtm_WRITE_RO+0x44/0x5c
 3289 01:31:35.460739  # [  102.117480]  lkdtm_do_action+0x24/0x40
 3290 01:31:35.462788  # [  102.121499]  direct_entry+0xd0/0x140
 3291 01:31:35.502811  # [  102.125344]  full_proxy_write+0x68/0xbc
 3292 01:31:35.503077  # [  102.129450]  vfs_write+0xec/0x20c
 3293 01:31:35.503249  # [  102.133033]  ksys_write+0x70/0x100
 3294 01:31:35.503402  # [  102.136702]  __arm64_sys_write+0x24/0x30
 3295 01:31:35.503550  # [  102.140898]  el0_svc_common.constprop.0+0x84/0x1e0
 3296 01:31:35.503696  # [  102.145960]  do_el0_svc+0x2c/0xa4
 3297 01:31:35.503837  # [  102.149543]  el0_svc+0x20/0x30
 3298 01:31:35.503976  # [  102.152864]  el0_sync_handler+0xb0/0xb4
 3299 01:31:35.504117  # [  102.156969]  el0_sync+0x180/0x1c0
 3300 01:31:35.504256  # [  102.160555] Code: f2b579a2 d0003e60 ca020021 913fe000 (f9045261) 
 3301 01:31:35.505934  # [  102.166925] ---[ end trace 79c1fb89ce5ce62d ]---
 3302 01:31:35.523801  # WRITE_RO: saw 'call trace:': ok
 3303 01:31:35.524041  ok 39 selftests: lkdtm: WRITE_RO.sh
 3304 01:31:35.526944  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3305 01:31:35.631853  <6>[  102.584675] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3306 01:31:35.632163  <6>[  102.590868] lkdtm: attempting bad ro_after_init write at ffff800011afb798
 3307 01:31:35.632349  <1>[  102.598011] Unable to handle kernel write to read-only memory at virtual address ffff800011afb798
 3308 01:31:35.632836  <1>[  102.607293] Mem abort info:
 3309 01:31:35.633031  <1>[  102.610522]   ESR = 0x9600004f
 3310 01:31:35.633194  <1>[  102.613860]   EC = 0x25: DABT (current EL), IL = 32 bits
 3311 01:31:35.633353  <1>[  102.619502]   SET = 0, FnV = 0
 3312 01:31:35.634977  <1>[  102.622867]   EA = 0, S1PTW = 0
 3313 01:31:35.675313  <1>[  102.626300] Data abort info:
 3314 01:31:35.675587  <1>[  102.629452]   ISV = 0, ISS = 0x0000004f
 3315 01:31:35.675763  <1>[  102.633579]   CM = 0, WnR = 1
 3316 01:31:35.675921  <1>[  102.636837] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3317 01:31:35.676073  <1>[  102.643838] [ffff800011afb798] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cfb783
 3318 01:31:35.676223  <0>[  102.656716] Internal error: Oops: 000000009600004f [#14] PREEMPT SMP
 3319 01:31:35.718682  <4>[  102.663344] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3320 01:31:35.719012  <4>[  102.675095] CPU: 2 PID: 2102 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3321 01:31:35.719220  <4>[  102.683117] Hardware name: ARM Juno development board (r0) (DT)
 3322 01:31:35.719384  <4>[  102.689312] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3323 01:31:35.719554  <4>[  102.695601] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3324 01:31:35.719742  <4>[  102.700839] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3325 01:31:35.719890  <4>[  102.706073] sp : ffff800015ccbcf0
 3326 01:31:35.721775  <4>[  102.709654] x29: ffff800015ccbcf0 x28: ffff000802941880 
 3327 01:31:35.762025  <4>[  102.715251] x27: 0000000000000000 x26: 0000000000000000 
 3328 01:31:35.762294  <4>[  102.720847] x25: ffff80001150a3b0 x24: ffff800015ccbe20 
 3329 01:31:35.762462  <4>[  102.726446] x23: 0000000000000014 x22: ffff00080507a000 
 3330 01:31:35.762615  <4>[  102.732043] x21: ffff800011a270b8 x20: ffff80001150a640 
 3331 01:31:35.762763  <4>[  102.737636] x19: ffff800011afb000 x18: 0000000000000000 
 3332 01:31:35.762903  <4>[  102.743228] x17: 0000000000000000 x16: 0000000000000000 
 3333 01:31:35.763023  <4>[  102.748820] x15: 0000000000000030 x14: ffffffffffffffff 
 3334 01:31:35.805312  <4>[  102.754412] x13: ffff800095ccb9da x12: ffff800015ccb9e2 
 3335 01:31:35.805553  <4>[  102.760003] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3336 01:31:35.805721  <4>[  102.765595] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3337 01:31:35.805874  <4>[  102.771187] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3338 01:31:35.806042  <4>[  102.776779] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3339 01:31:35.806188  <4>[  102.782370] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3340 01:31:35.806330  <4>[  102.787962] x1 : 00000000fe67479e x0 : ffff800011a27ff8 
 3341 01:31:35.806469  <4>[  102.793554] Call trace:
 3342 01:31:35.808454  <4>[  102.796268]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3343 01:31:35.848668  <4>[  102.801160]  lkdtm_do_action+0x24/0x40
 3344 01:31:35.848899  <4>[  102.805179]  direct_entry+0xd0/0x140
 3345 01:31:35.849068  <4>[  102.809024]  full_proxy_write+0x68/0xbc
 3346 01:31:35.849222  <4>[  102.813130]  vfs_write+0xec/0x20c
 3347 01:31:35.849372  <4>[  102.816712]  ksys_write+0x70/0x100
 3348 01:31:35.849517  <4>[  102.820382]  __arm64_sys_write+0x24/0x30
 3349 01:31:35.849657  <4>[  102.824577]  el0_svc_common.constprop.0+0x84/0x1e0
 3350 01:31:35.849798  <4>[  102.829640]  do_el0_svc+0x2c/0xa4
 3351 01:31:35.849942  <4>[  102.833223]  el0_svc+0x20/0x30
 3352 01:31:35.850070  <4>[  102.836544]  el0_sync_handler+0xb0/0xb4
 3353 01:31:35.851804  <4>[  102.840649]  el0_sync+0x180/0x1c0
 3354 01:31:35.876397  <0>[  102.844235] Code: f2b579a2 d0003e60 ca020021 913fe000 (f903ce61) 
 3355 01:31:35.876677  <4>[  102.850605] ---[ end trace 79c1fb89ce5ce62e ]---
 3356 01:31:35.879549  # Segmentation fault
 3357 01:31:35.987537  # [  102.584675] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3358 01:31:35.987837  # [  102.590868] lkdtm: attempting bad ro_after_init write at ffff800011afb798
 3359 01:31:35.988358  # [  102.598011] Unable to handle kernel write to read-only memory at virtual address ffff800011afb798
 3360 01:31:35.988550  # [  102.607293] Mem abort info:
 3361 01:31:35.988746  # [  102.610522]   ESR = 0x9600004f
 3362 01:31:35.988917  # [  102.613860]   EC = 0x25: DABT (current EL), IL = 32 bits
 3363 01:31:35.989088  # [  102.619502]   SET = 0, FnV = 0
 3364 01:31:35.990754  # [  102.622867]   EA = 0, S1PTW = 0
 3365 01:31:36.030662  # [  102.626300] Data abort info:
 3366 01:31:36.030913  # [  102.629452]   ISV = 0, ISS = 0x0000004f
 3367 01:31:36.031086  # [  102.633579]   CM = 0, WnR = 1
 3368 01:31:36.031242  # [  102.636837] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3369 01:31:36.031665  # [  102.643838] [ffff800011afb798] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cfb783
 3370 01:31:36.031820  # [  102.656716] Internal error: Oops: 000000009600004f [#14] PREEMPT SMP
 3371 01:31:36.074084  # [  102.663344] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3372 01:31:36.074653  # [  102.675095] CPU: 2 PID: 2102 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3373 01:31:36.075000  # [  102.683117] Hardware name: ARM Juno development board (r0) (DT)
 3374 01:31:36.075314  # [  102.689312] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3375 01:31:36.075614  # [  102.695601] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3376 01:31:36.075903  # [  102.700839] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3377 01:31:36.076187  # [  102.706073] sp : ffff800015ccbcf0
 3378 01:31:36.077233  # [  102.709654] x29: ffff800015ccbcf0 x28: ffff000802941880 
 3379 01:31:36.117333  # [  102.715251] x27: 0000000000000000 x26: 0000000000000000 
 3380 01:31:36.117817  # [  102.720847] x25: ffff80001150a3b0 x24: ffff800015ccbe20 
 3381 01:31:36.118220  # [  102.726446] x23: 0000000000000014 x22: ffff00080507a000 
 3382 01:31:36.118544  # [  102.732043] x21: ffff800011a270b8 x20: ffff80001150a640 
 3383 01:31:36.118843  # [  102.737636] x19: ffff800011afb000 x18: 0000000000000000 
 3384 01:31:36.119258  # [  102.743228] x17: 0000000000000000 x16: 0000000000000000 
 3385 01:31:36.119611  # [  102.748820] x15: 0000000000000030 x14: ffffffffffffffff 
 3386 01:31:36.120563  # [  102.754412] x13: ffff800095ccb9da x12: ffff800015ccb9e2 
 3387 01:31:36.160428  # [  102.760003] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3388 01:31:36.160899  # [  102.765595] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3389 01:31:36.161237  # [  102.771187] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3390 01:31:36.161543  # [  102.776779] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3391 01:31:36.161833  # [  102.782370] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3392 01:31:36.162183  # [  102.787962] x1 : 00000000fe67479e x0 : ffff800011a27ff8 
 3393 01:31:36.162477  # [  102.793554] Call trace:
 3394 01:31:36.162758  # [  102.796268]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3395 01:31:36.163643  # [  102.801160]  lkdtm_do_action+0x24/0x40
 3396 01:31:36.203493  # [  102.805179]  direct_entry+0xd0/0x140
 3397 01:31:36.203978  # [  102.809024]  full_proxy_write+0x68/0xbc
 3398 01:31:36.204314  # [  102.813130]  vfs_write+0xec/0x20c
 3399 01:31:36.204620  # [  102.816712]  ksys_write+0x70/0x100
 3400 01:31:36.204952  # [  102.820382]  __arm64_sys_write+0x24/0x30
 3401 01:31:36.205289  # [  102.824577]  el0_svc_common.constprop.0+0x84/0x1e0
 3402 01:31:36.205576  # [  102.829640]  do_el0_svc+0x2c/0xa4
 3403 01:31:36.205856  # [  102.833223]  el0_svc+0x20/0x30
 3404 01:31:36.206207  # [  102.836544]  el0_sync_handler+0xb0/0xb4
 3405 01:31:36.206677  # [  102.840649]  el0_sync+0x180/0x1c0
 3406 01:31:36.235490  # [  102.844235] Code: f2b579a2 d0003e60 ca020021 913fe000 (f903ce61) 
 3407 01:31:36.235954  # [  102.850605] ---[ end trace 79c1fb89ce5ce62e ]---
 3408 01:31:36.236296  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 3409 01:31:36.236602  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3410 01:31:36.238670  # selftests: lkdtm: WRITE_KERN.sh
 3411 01:31:36.343191  <6>[  103.292946] lkdtm: Performing direct entry WRITE_KERN
 3412 01:31:36.343466  <6>[  103.298384] lkdtm: attempting bad 8717376 byte write at ffff8000112596d0
 3413 01:31:36.343644  <1>[  103.305569] Unable to handle kernel write to read-only memory at virtual address ffff8000112596d0
 3414 01:31:36.343805  <1>[  103.314845] Mem abort info:
 3415 01:31:36.344004  <1>[  103.317926]   ESR = 0x9600004f
 3416 01:31:36.344157  <1>[  103.321324]   EC = 0x25: DABT (current EL), IL = 32 bits
 3417 01:31:36.344304  <1>[  103.327062]   SET = 0, FnV = 0
 3418 01:31:36.344463  <1>[  103.330446]   EA = 0, S1PTW = 0
 3419 01:31:36.346283  <1>[  103.333865] Data abort info:
 3420 01:31:36.386709  <1>[  103.337056]   ISV = 0, ISS = 0x0000004f
 3421 01:31:36.387034  <1>[  103.341192]   CM = 0, WnR = 1
 3422 01:31:36.387218  <1>[  103.344454] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3423 01:31:36.387409  <1>[  103.351457] [ffff8000112596d0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081459783
 3424 01:31:36.387549  <0>[  103.364350] Internal error: Oops: 000000009600004f [#15] PREEMPT SMP
 3425 01:31:36.389812  <4>[  103.370984] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3426 01:31:36.429958  <4>[  103.382735] CPU: 1 PID: 2148 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3427 01:31:36.430526  <4>[  103.390756] Hardware name: ARM Juno development board (r0) (DT)
 3428 01:31:36.430724  <4>[  103.396956] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3429 01:31:36.430928  <4>[  103.403244] pc : __memcpy+0x110/0x180
 3430 01:31:36.431121  <4>[  103.407179] lr : lkdtm_WRITE_KERN+0x54/0x88
 3431 01:31:36.431306  <4>[  103.411630] sp : ffff800015d73ce0
 3432 01:31:36.431473  <4>[  103.415211] x29: ffff800015d73ce0 x28: ffff00080694e200 
 3433 01:31:36.433139  <4>[  103.420808] x27: 0000000000000000 x26: 0000000000000000 
 3434 01:31:36.473377  <4>[  103.426406] x25: ffff80001150a3b0 x24: ffff800015d73e20 
 3435 01:31:36.473615  <4>[  103.431999] x23: 000000000000000b x22: ffff00080292f000 
 3436 01:31:36.474112  <4>[  103.437592] x21: 0000000000850440 x20: ffff800010a09290 
 3437 01:31:36.474296  <4>[  103.443184] x19: ffff8000112596d0 x18: 0000000000000000 
 3438 01:31:36.474488  <4>[  103.448775] x17: 0000000000000000 x16: 0000000000000000 
 3439 01:31:36.474663  <4>[  103.454367] x15: 0000000000000030 x14: f9000fe097e4f23e 
 3440 01:31:36.474832  <4>[  103.459958] x13: f940b800910003fd x12: 52819801d2800802 
 3441 01:31:36.516699  <4>[  103.465551] x11: a9be7bfd90008780 x10: d503233fd503201f 
 3442 01:31:36.516940  <4>[  103.471143] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3443 01:31:36.517161  <4>[  103.476734] x7 : d503201faa1e03e9 x6 : ffff8000112596d0 
 3444 01:31:36.517364  <4>[  103.482326] x5 : ffff8000125a5c88 x4 : 0000000000000000 
 3445 01:31:36.517556  <4>[  103.487918] x3 : 0000000000000000 x2 : 00000000008503c0 
 3446 01:31:36.517720  <4>[  103.493509] x1 : ffff800010a092d0 x0 : ffff8000112596d0 
 3447 01:31:36.517883  <4>[  103.499101] Call trace:
 3448 01:31:36.518113  <4>[  103.501817]  __memcpy+0x110/0x180
 3449 01:31:36.520024  <4>[  103.505404]  lkdtm_do_action+0x24/0x40
 3450 01:31:36.520468  <4>[  103.509423]  direct_entry+0xd0/0x140
 3451 01:31:36.560303  <4>[  103.513268]  full_proxy_write+0x68/0xbc
 3452 01:31:36.560775  <4>[  103.517376]  vfs_write+0xec/0x20c
 3453 01:31:36.561109  <4>[  103.520959]  ksys_write+0x70/0x100
 3454 01:31:36.561419  <4>[  103.524629]  __arm64_sys_write+0x24/0x30
 3455 01:31:36.561719  <4>[  103.528824]  el0_svc_common.constprop.0+0x84/0x1e0
 3456 01:31:36.562042  <4>[  103.533887]  do_el0_svc+0x2c/0xa4
 3457 01:31:36.562355  <4>[  103.537470]  el0_svc+0x20/0x30
 3458 01:31:36.562638  <4>[  103.540791]  el0_sync_handler+0xb0/0xb4
 3459 01:31:36.562914  <4>[  103.544896]  el0_sync+0x180/0x1c0
 3460 01:31:36.563575  <0>[  103.548482] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3461 01:31:36.579021  <4>[  103.554852] ---[ end trace 79c1fb89ce5ce62f ]---
 3462 01:31:36.579315  # Segmentation fault
 3463 01:31:36.687077  # [  103.292946] lkdtm: Performing direct entry WRITE_KERN
 3464 01:31:36.687357  # [  103.298384] lkdtm: attempting bad 8717376 byte write at ffff8000112596d0
 3465 01:31:36.687580  # [  103.305569] Unable to handle kernel write to read-only memory at virtual address ffff8000112596d0
 3466 01:31:36.687782  # [  103.314845] Mem abort info:
 3467 01:31:36.687976  # [  103.317926]   ESR = 0x9600004f
 3468 01:31:36.688167  # [  103.321324]   EC = 0x25: DABT (current EL), IL = 32 bits
 3469 01:31:36.688277  # [  103.327062]   SET = 0, FnV = 0
 3470 01:31:36.690243  # [  103.330446]   EA = 0, S1PTW = 0
 3471 01:31:36.690468  # [  103.333865] Data abort info:
 3472 01:31:36.730202  # [  103.337056]   ISV = 0, ISS = 0x0000004f
 3473 01:31:36.730453  # [  103.341192]   CM = 0, WnR = 1
 3474 01:31:36.730699  # [  103.344454] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 3475 01:31:36.730900  # [  103.351457] [ffff8000112596d0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081459783
 3476 01:31:36.731093  # [  103.364350] Internal error: Oops: 000000009600004f [#15] PREEMPT SMP
 3477 01:31:36.773331  # [  103.370984] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3478 01:31:36.773598  # [  103.382735] CPU: 1 PID: 2148 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3479 01:31:36.773820  # [  103.390756] Hardware name: ARM Juno development board (r0) (DT)
 3480 01:31:36.774040  # [  103.396956] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3481 01:31:36.774238  # [  103.403244] pc : __memcpy+0x110/0x180
 3482 01:31:36.774399  # [  103.407179] lr : lkdtm_WRITE_KERN+0x54/0x88
 3483 01:31:36.774557  # [  103.411630] sp : ffff800015d73ce0
 3484 01:31:36.774726  # [  103.415211] x29: ffff800015d73ce0 x28: ffff00080694e200 
 3485 01:31:36.816503  # [  103.420808] x27: 0000000000000000 x26: 0000000000000000 
 3486 01:31:36.816754  # [  103.426406] x25: ffff80001150a3b0 x24: ffff800015d73e20 
 3487 01:31:36.816973  # [  103.431999] x23: 000000000000000b x22: ffff00080292f000 
 3488 01:31:36.817173  # [  103.437592] x21: 0000000000850440 x20: ffff800010a09290 
 3489 01:31:36.817355  # [  103.443184] x19: ffff8000112596d0 x18: 0000000000000000 
 3490 01:31:36.817512  # [  103.448775] x17: 0000000000000000 x16: 0000000000000000 
 3491 01:31:36.817665  # [  103.454367] x15: 0000000000000030 x14: f9000fe097e4f23e 
 3492 01:31:36.817816  # [  103.459958] x13: f940b800910003fd x12: 52819801d2800802 
 3493 01:31:36.859584  # [  103.465551] x11: a9be7bfd90008780 x10: d503233fd503201f 
 3494 01:31:36.859843  # [  103.471143] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3495 01:31:36.860062  # [  103.476734] x7 : d503201faa1e03e9 x6 : ffff8000112596d0 
 3496 01:31:36.860259  # [  103.482326] x5 : ffff8000125a5c88 x4 : 0000000000000000 
 3497 01:31:36.860442  # [  103.487918] x3 : 0000000000000000 x2 : 00000000008503c0 
 3498 01:31:36.860617  # [  103.493509] x1 : ffff800010a092d0 x0 : ffff8000112596d0 
 3499 01:31:36.860789  # [  103.499101] Call trace:
 3500 01:31:36.860960  # [  103.501817]  __memcpy+0x110/0x180
 3501 01:31:36.861130  # [  103.505404]  lkdtm_do_action+0x24/0x40
 3502 01:31:36.862717  # [  103.509423]  direct_entry+0xd0/0x140
 3503 01:31:36.902890  # [  103.513268]  full_proxy_write+0x68/0xbc
 3504 01:31:36.903159  # [  103.517376]  vfs_write+0xec/0x20c
 3505 01:31:36.903377  # [  103.520959]  ksys_write+0x70/0x100
 3506 01:31:36.903574  # [  103.524629]  __arm64_sys_write+0x24/0x30
 3507 01:31:36.903796  # [  103.528824]  el0_svc_common.constprop.0+0x84/0x1e0
 3508 01:31:36.903995  # [  103.533887]  do_el0_svc+0x2c/0xa4
 3509 01:31:36.904147  # [  103.537470]  el0_svc+0x20/0x30
 3510 01:31:36.904256  # [  103.540791]  el0_sync_handler+0xb0/0xb4
 3511 01:31:36.904362  # [  103.544896]  el0_sync+0x180/0x1c0
 3512 01:31:36.905978  # [  103.548482] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3513 01:31:36.928679  # [  103.554852] ---[ end trace 79c1fb89ce5ce62f ]---
 3514 01:31:36.928926  # WRITE_KERN: saw 'call trace:': ok
 3515 01:31:36.929143  ok 41 selftests: lkdtm: WRITE_KERN.sh
 3516 01:31:36.931815  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3517 01:31:37.036563  <6>[  103.987289] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3518 01:31:37.037012  <6>[  103.993629] lkdtm: attempting good refcount_inc() without overflow
 3519 01:31:37.037429  <6>[  104.000143] lkdtm: attempting bad refcount_inc() overflow
 3520 01:31:37.037793  <4>[  104.005873] ------------[ cut here ]------------
 3521 01:31:37.038173  <4>[  104.010878] refcount_t: saturated; leaking memory.
 3522 01:31:37.038520  <4>[  104.016133] WARNING: CPU: 1 PID: 2194 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3523 01:31:37.079856  <4>[  104.024855] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3524 01:31:37.080275  <4>[  104.036612] CPU: 1 PID: 2194 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3525 01:31:37.080665  <4>[  104.044633] Hardware name: ARM Juno development board (r0) (DT)
 3526 01:31:37.081021  <4>[  104.050829] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3527 01:31:37.081362  <4>[  104.057112] pc : refcount_warn_saturate+0x74/0x144
 3528 01:31:37.081698  <4>[  104.062175] lr : refcount_warn_saturate+0x74/0x144
 3529 01:31:37.082055  <4>[  104.067236] sp : ffff800015e2bcd0
 3530 01:31:37.123317  <4>[  104.070819] x29: ffff800015e2bcd0 x28: ffff000800b80000 
 3531 01:31:37.123782  <4>[  104.076415] x27: 0000000000000000 x26: 0000000000000000 
 3532 01:31:37.124211  <4>[  104.082010] x25: ffff80001150a3b0 x24: ffff800015e2be20 
 3533 01:31:37.124608  <4>[  104.087604] x23: 0000000000000016 x22: ffff000807f7f000 
 3534 01:31:37.124999  <4>[  104.093198] x21: ffff800011a270e0 x20: ffff80001150a660 
 3535 01:31:37.125379  <4>[  104.098791] x19: 000000000000002b x18: 0000000000000000 
 3536 01:31:37.125755  <4>[  104.104385] x17: 0000000000000000 x16: 0000000000000000 
 3537 01:31:37.126545  <4>[  104.109978] x15: 0000000000000045 x14: 0000000000000046 
 3538 01:31:37.166578  <4>[  104.115571] x13: 00000000000005d5 x12: 071c71c71c71c71c 
 3539 01:31:37.167457  <4>[  104.121165] x11: 00000000000005d5 x10: 0000000000001440 
 3540 01:31:37.167838  <4>[  104.126759] x9 : ffff80001012c154 x8 : 0000000000000000 
 3541 01:31:37.168246  <4>[  104.132352] x7 : ffff00097ef3e54c x6 : ffff8000125a5000 
 3542 01:31:37.168634  <4>[  104.137946] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3543 01:31:37.169012  <4>[  104.143539] x3 : 0000000000000000 x2 : 0000000000000000 
 3544 01:31:37.169384  <4>[  104.149132] x1 : 0000000000000000 x0 : ffff000800b80000 
 3545 01:31:37.169769  <4>[  104.154726] Call trace:
 3546 01:31:37.170276  <4>[  104.157441]  refcount_warn_saturate+0x74/0x144
 3547 01:31:37.210091  <4>[  104.162161]  __refcount_add.constprop.0+0x7c/0x90
 3548 01:31:37.210561  <4>[  104.167140]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3549 01:31:37.210988  <4>[  104.172204]  lkdtm_do_action+0x24/0x40
 3550 01:31:37.211402  <4>[  104.176223]  direct_entry+0xd0/0x140
 3551 01:31:37.211789  <4>[  104.180070]  full_proxy_write+0x68/0xbc
 3552 01:31:37.212167  <4>[  104.184178]  vfs_write+0xec/0x20c
 3553 01:31:37.212536  <4>[  104.187762]  ksys_write+0x70/0x100
 3554 01:31:37.212922  <4>[  104.191432]  __arm64_sys_write+0x24/0x30
 3555 01:31:37.213357  <4>[  104.195628]  el0_svc_common.constprop.0+0x84/0x1e0
 3556 01:31:37.214168  <4>[  104.200692]  do_el0_svc+0x2c/0xa4
 3557 01:31:37.253276  <4>[  104.204276]  el0_svc+0x20/0x30
 3558 01:31:37.253722  <4>[  104.207598]  el0_sync_handler+0xb0/0xb4
 3559 01:31:37.254180  <4>[  104.211703]  el0_sync+0x180/0x1c0
 3560 01:31:37.254583  <4>[  104.215285] irq event stamp: 0
 3561 01:31:37.254968  <4>[  104.218609] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3562 01:31:37.255355  <4>[  104.225156] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3563 01:31:37.255733  <4>[  104.233615] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3564 01:31:37.256527  <4>[  104.242071] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3565 01:31:37.274277  <4>[  104.248612] ---[ end trace 79c1fb89ce5ce630 ]---
 3566 01:31:37.277373  <6>[  104.253684] lkdtm: Overflow detected: saturated
 3567 01:31:37.397504  # [  103.987289] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3568 01:31:37.397784  # [  103.993629] lkdtm: attempting good refcount_inc() without overflow
 3569 01:31:37.398020  # [  104.000143] lkdtm: attempting bad refcount_inc() overflow
 3570 01:31:37.398225  # [  104.005873] ------------[ cut here ]------------
 3571 01:31:37.398416  # [  104.010878] refcount_t: saturated; leaking memory.
 3572 01:31:37.398606  # [  104.016133] WARNING: CPU: 1 PID: 2194 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3573 01:31:37.400617  # [  104.024855] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3574 01:31:37.440638  # [  104.036612] CPU: 1 PID: 2194 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3575 01:31:37.440899  # [  104.044633] Hardware name: ARM Juno development board (r0) (DT)
 3576 01:31:37.441139  # [  104.050829] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3577 01:31:37.441346  # [  104.057112] pc : refcount_warn_saturate+0x74/0x144
 3578 01:31:37.441539  # [  104.062175] lr : refcount_warn_saturate+0x74/0x144
 3579 01:31:37.441728  # [  104.067236] sp : ffff800015e2bcd0
 3580 01:31:37.441860  # [  104.070819] x29: ffff800015e2bcd0 x28: ffff000800b80000 
 3581 01:31:37.483815  # [  104.076415] x27: 0000000000000000 x26: 0000000000000000 
 3582 01:31:37.484072  # [  104.082010] x25: ffff80001150a3b0 x24: ffff800015e2be20 
 3583 01:31:37.484289  # [  104.087604] x23: 0000000000000016 x22: ffff000807f7f000 
 3584 01:31:37.484486  # [  104.093198] x21: ffff800011a270e0 x20: ffff80001150a660 
 3585 01:31:37.484677  # [  104.098791] x19: 000000000000002b x18: 0000000000000000 
 3586 01:31:37.484830  # [  104.104385] x17: 0000000000000000 x16: 0000000000000000 
 3587 01:31:37.484941  # [  104.109978] x15: 0000000000000045 x14: 0000000000000046 
 3588 01:31:37.486955  # [  104.115571] x13: 00000000000005d5 x12: 071c71c71c71c71c 
 3589 01:31:37.526977  # [  104.121165] x11: 00000000000005d5 x10: 0000000000001440 
 3590 01:31:37.527219  # [  104.126759] x9 : ffff80001012c154 x8 : 0000000000000000 
 3591 01:31:37.527387  # [  104.132352] x7 : ffff00097ef3e54c x6 : ffff8000125a5000 
 3592 01:31:37.527540  # [  104.137946] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3593 01:31:37.527685  # [  104.143539] x3 : 0000000000000000 x2 : 0000000000000000 
 3594 01:31:37.527834  # [  104.149132] x1 : 0000000000000000 x0 : ffff000800b80000 
 3595 01:31:37.527967  # [  104.154726] Call trace:
 3596 01:31:37.528100  # [  104.157441]  refcount_warn_saturate+0x74/0x144
 3597 01:31:37.530176  # [  104.162161]  __refcount_add.constprop.0+0x7c/0x90
 3598 01:31:37.570128  # [  104.167140]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3599 01:31:37.570390  # [  104.172204]  lkdtm_do_action+0x24/0x40
 3600 01:31:37.570557  # [  104.176223]  direct_entry+0xd0/0x140
 3601 01:31:37.570712  # [  104.180070]  full_proxy_write+0x68/0xbc
 3602 01:31:37.571163  # [  104.184178]  vfs_write+0xec/0x20c
 3603 01:31:37.571332  # [  104.187762]  ksys_write+0x70/0x100
 3604 01:31:37.571478  # [  104.191432]  __arm64_sys_write+0x24/0x30
 3605 01:31:37.571618  # [  104.195628]  el0_svc_common.constprop.0+0x84/0x1e0
 3606 01:31:37.571767  # [  104.200692]  do_el0_svc+0x2c/0xa4
 3607 01:31:37.571899  # [  104.204276]  el0_svc+0x20/0x30
 3608 01:31:37.573335  # [  104.207598]  el0_sync_handler+0xb0/0xb4
 3609 01:31:37.613294  # [  104.211703]  el0_sync+0x180/0x1c0
 3610 01:31:37.613557  # [  104.215285] irq event stamp: 0
 3611 01:31:37.613724  # [  104.218609] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3612 01:31:37.613879  # [  104.225156] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3613 01:31:37.614054  # [  104.233615] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3614 01:31:37.614494  # [  104.242071] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3615 01:31:37.616471  # [  104.248612] ---[ end trace 79c1fb89ce5ce630 ]---
 3616 01:31:37.639072  # [  104.253684] lkdtm: Overflow detected: saturated
 3617 01:31:37.639305  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 3618 01:31:37.639472  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3619 01:31:37.642424  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3620 01:31:37.747050  <6>[  104.695952] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3621 01:31:37.747491  <6>[  104.702305] lkdtm: attempting good refcount_add() without overflow
 3622 01:31:37.748169  <6>[  104.708829] lkdtm: attempting bad refcount_add() overflow
 3623 01:31:37.748481  <4>[  104.714556] ------------[ cut here ]------------
 3624 01:31:37.748757  <4>[  104.719568] refcount_t: saturated; leaking memory.
 3625 01:31:37.749021  <4>[  104.724787] WARNING: CPU: 3 PID: 2227 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3626 01:31:37.790492  <4>[  104.733508] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3627 01:31:37.790965  <4>[  104.745292] CPU: 3 PID: 2227 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3628 01:31:37.791718  <4>[  104.753317] Hardware name: ARM Juno development board (r0) (DT)
 3629 01:31:37.792071  <4>[  104.759518] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3630 01:31:37.792379  <4>[  104.765806] pc : refcount_warn_saturate+0x74/0x144
 3631 01:31:37.792670  <4>[  104.770874] lr : refcount_warn_saturate+0x74/0x144
 3632 01:31:37.792957  <4>[  104.775940] sp : ffff800015ea3cd0
 3633 01:31:37.793720  <4>[  104.779526] x29: ffff800015ea3cd0 x28: ffff000800904980 
 3634 01:31:37.833893  <4>[  104.785129] x27: 0000000000000000 x26: 0000000000000000 
 3635 01:31:37.834365  <4>[  104.790731] x25: ffff80001150a3b0 x24: ffff800015ea3e20 
 3636 01:31:37.835097  <4>[  104.796332] x23: 0000000000000016 x22: ffff0008039e8000 
 3637 01:31:37.835451  <4>[  104.801934] x21: ffff800011a270f8 x20: ffff80001150a670 
 3638 01:31:37.835761  <4>[  104.807536] x19: 000000000000002c x18: 0000000000000000 
 3639 01:31:37.836055  <4>[  104.813137] x17: 0000000000000000 x16: 0000000000000000 
 3640 01:31:37.836339  <4>[  104.818739] x15: 0000000000000030 x14: ffffffffffffffff 
 3641 01:31:37.837135  <4>[  104.824340] x13: ffff800095ea397a x12: ffff800015ea3982 
 3642 01:31:37.877276  <4>[  104.829942] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3643 01:31:37.878184  <4>[  104.835543] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3644 01:31:37.878559  <4>[  104.841145] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3645 01:31:37.878877  <4>[  104.846746] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3646 01:31:37.879183  <4>[  104.852347] x3 : 0000000000000000 x2 : 0000000000000000 
 3647 01:31:37.879473  <4>[  104.857948] x1 : 0000000000000000 x0 : ffff000800904980 
 3648 01:31:37.879758  <4>[  104.863550] Call trace:
 3649 01:31:37.880594  <4>[  104.866269]  refcount_warn_saturate+0x74/0x144
 3650 01:31:37.920678  <4>[  104.870994]  __refcount_add.constprop.0+0x7c/0x90
 3651 01:31:37.921129  <4>[  104.875978]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3652 01:31:37.921870  <4>[  104.881048]  lkdtm_do_action+0x24/0x40
 3653 01:31:37.922255  <4>[  104.885073]  direct_entry+0xd0/0x140
 3654 01:31:37.922565  <4>[  104.888924]  full_proxy_write+0x68/0xbc
 3655 01:31:37.922860  <4>[  104.893037]  vfs_write+0xec/0x20c
 3656 01:31:37.923144  <4>[  104.896627]  ksys_write+0x70/0x100
 3657 01:31:37.923424  <4>[  104.900302]  __arm64_sys_write+0x24/0x30
 3658 01:31:37.923709  <4>[  104.904504]  el0_svc_common.constprop.0+0x84/0x1e0
 3659 01:31:37.924095  <4>[  104.909573]  do_el0_svc+0x2c/0xa4
 3660 01:31:37.924398  <4>[  104.913163]  el0_svc+0x20/0x30
 3661 01:31:37.963994  <4>[  104.916490]  el0_sync_handler+0xb0/0xb4
 3662 01:31:37.964433  <4>[  104.920602]  el0_sync+0x180/0x1c0
 3663 01:31:37.964766  <4>[  104.924189] irq event stamp: 0
 3664 01:31:37.965477  <4>[  104.927519] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3665 01:31:37.965821  <4>[  104.934071] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3666 01:31:37.966184  <4>[  104.942536] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3667 01:31:37.967323  <4>[  104.950998] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3668 01:31:37.984655  <4>[  104.957543] ---[ end trace 79c1fb89ce5ce631 ]---
 3669 01:31:37.987771  <6>[  104.962859] lkdtm: Overflow detected: saturated
 3670 01:31:38.108691  # [  104.695952] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3671 01:31:38.108959  # [  104.702305] lkdtm: attempting good refcount_add() without overflow
 3672 01:31:38.109128  # [  104.708829] lkdtm: attempting bad refcount_add() overflow
 3673 01:31:38.109282  # [  104.714556] ------------[ cut here ]------------
 3674 01:31:38.109431  # [  104.719568] refcount_t: saturated; leaking memory.
 3675 01:31:38.109840  # [  104.724787] WARNING: CPU: 3 PID: 2227 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3676 01:31:38.152066  # [  104.733508] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3677 01:31:38.152550  # [  104.745292] CPU: 3 PID: 2227 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3678 01:31:38.152898  # [  104.753317] Hardware name: ARM Juno development board (r0) (DT)
 3679 01:31:38.153238  # [  104.759518] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3680 01:31:38.153540  # [  104.765806] pc : refcount_warn_saturate+0x74/0x144
 3681 01:31:38.153827  # [  104.770874] lr : refcount_warn_saturate+0x74/0x144
 3682 01:31:38.154147  # [  104.775940] sp : ffff800015ea3cd0
 3683 01:31:38.195297  # [  104.779526] x29: ffff800015ea3cd0 x28: ffff000800904980 
 3684 01:31:38.195773  # [  104.785129] x27: 0000000000000000 x26: 0000000000000000 
 3685 01:31:38.196111  # [  104.790731] x25: ffff80001150a3b0 x24: ffff800015ea3e20 
 3686 01:31:38.196414  # [  104.796332] x23: 0000000000000016 x22: ffff0008039e8000 
 3687 01:31:38.196704  # [  104.801934] x21: ffff800011a270f8 x20: ffff80001150a670 
 3688 01:31:38.196986  # [  104.807536] x19: 000000000000002c x18: 0000000000000000 
 3689 01:31:38.197257  # [  104.813137] x17: 0000000000000000 x16: 0000000000000000 
 3690 01:31:38.198593  # [  104.818739] x15: 0000000000000030 x14: ffffffffffffffff 
 3691 01:31:38.238334  # [  104.824340] x13: ffff800095ea397a x12: ffff800015ea3982 
 3692 01:31:38.239231  # [  104.829942] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3693 01:31:38.239605  # [  104.835543] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3694 01:31:38.239921  # [  104.841145] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3695 01:31:38.240216  # [  104.846746] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3696 01:31:38.240500  # [  104.852347] x3 : 0000000000000000 x2 : 0000000000000000 
 3697 01:31:38.240777  # [  104.857948] x1 : 0000000000000000 x0 : ffff000800904980 
 3698 01:31:38.241045  # [  104.863550] Call trace:
 3699 01:31:38.241701  # [  104.866269]  refcount_warn_saturate+0x74/0x144
 3700 01:31:38.281591  # [  104.870994]  __refcount_add.constprop.0+0x7c/0x90
 3701 01:31:38.282119  # [  104.875978]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3702 01:31:38.282480  # [  104.881048]  lkdtm_do_action+0x24/0x40
 3703 01:31:38.282814  # [  104.885073]  direct_entry+0xd0/0x140
 3704 01:31:38.283110  # [  104.888924]  full_proxy_write+0x68/0xbc
 3705 01:31:38.283396  # [  104.893037]  vfs_write+0xec/0x20c
 3706 01:31:38.283671  # [  104.896627]  ksys_write+0x70/0x100
 3707 01:31:38.283945  # [  104.900302]  __arm64_sys_write+0x24/0x30
 3708 01:31:38.284215  # [  104.904504]  el0_svc_common.constprop.0+0x84/0x1e0
 3709 01:31:38.284916  # [  104.909573]  do_el0_svc+0x2c/0xa4
 3710 01:31:38.285257  # [  104.913163]  el0_svc+0x20/0x30
 3711 01:31:38.324603  # [  104.916490]  el0_sync_handler+0xb0/0xb4
 3712 01:31:38.325046  # [  104.920602]  el0_sync+0x180/0x1c0
 3713 01:31:38.325338  # [  104.924189] irq event stamp: 0
 3714 01:31:38.325727  # [  104.927519] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3715 01:31:38.326227  # [  104.934071] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3716 01:31:38.326547  # [  104.942536] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3717 01:31:38.327829  # [  104.950998] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3718 01:31:38.356751  # [  104.957543] ---[ end trace 79c1fb89ce5ce631 ]---
 3719 01:31:38.357172  # [  104.962859] lkdtm: Overflow detected: saturated
 3720 01:31:38.357461  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 3721 01:31:38.357728  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3722 01:31:38.359932  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3723 01:31:38.480449  <6>[  105.430476] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3724 01:31:38.480895  <6>[  105.437610] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3725 01:31:38.481196  <4>[  105.444129] ------------[ cut here ]------------
 3726 01:31:38.481475  <4>[  105.449073] refcount_t: saturated; leaking memory.
 3727 01:31:38.481737  <4>[  105.454354] WARNING: CPU: 3 PID: 2260 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3728 01:31:38.483705  <4>[  105.463077] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3729 01:31:38.523813  <4>[  105.474862] CPU: 3 PID: 2260 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3730 01:31:38.524262  <4>[  105.482886] Hardware name: ARM Juno development board (r0) (DT)
 3731 01:31:38.524598  <4>[  105.489087] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3732 01:31:38.524908  <4>[  105.495376] pc : refcount_warn_saturate+0xc8/0x144
 3733 01:31:38.525203  <4>[  105.500444] lr : refcount_warn_saturate+0xc8/0x144
 3734 01:31:38.525491  <4>[  105.505509] sp : ffff800015f33cb0
 3735 01:31:38.525777  <4>[  105.509095] x29: ffff800015f33cb0 x28: ffff000800c0b100 
 3736 01:31:38.567287  <4>[  105.514698] x27: 0000000000000000 x26: 0000000000000000 
 3737 01:31:38.567765  <4>[  105.520299] x25: ffff80001150a3b0 x24: ffff800015f33e20 
 3738 01:31:38.568105  <4>[  105.525901] x23: 000000000000001f x22: ffff0008088b3000 
 3739 01:31:38.568419  <4>[  105.531502] x21: 0000000000000001 x20: 000000007fffffff 
 3740 01:31:38.568712  <4>[  105.537103] x19: ffff800015f33d04 x18: 0000000000000000 
 3741 01:31:38.568998  <4>[  105.542704] x17: 0000000000000000 x16: 0000000000000000 
 3742 01:31:38.569284  <4>[  105.548305] x15: 0000000000000030 x14: ffffffffffffffff 
 3743 01:31:38.570444  <4>[  105.553907] x13: ffff800095f3395a x12: ffff800015f33962 
 3744 01:31:38.610592  <4>[  105.559508] x11: 0000010836e6a1ec x10: 0000000000001440 
 3745 01:31:38.611042  <4>[  105.565110] x9 : ffff80001012c154 x8 : 0000000000000000 
 3746 01:31:38.611376  <4>[  105.570711] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3747 01:31:38.611687  <4>[  105.576313] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3748 01:31:38.611982  <4>[  105.581914] x3 : 0000000000000000 x2 : 0000000000000000 
 3749 01:31:38.612267  <4>[  105.587515] x1 : 0000000000000000 x0 : ffff000800c0b100 
 3750 01:31:38.612554  <4>[  105.593116] Call trace:
 3751 01:31:38.612835  <4>[  105.595837]  refcount_warn_saturate+0xc8/0x144
 3752 01:31:38.613800  <4>[  105.600561]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3753 01:31:38.653976  <4>[  105.606327]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3754 01:31:38.654462  <4>[  105.612181]  lkdtm_do_action+0x24/0x40
 3755 01:31:38.654799  <4>[  105.616207]  direct_entry+0xd0/0x140
 3756 01:31:38.655112  <4>[  105.620058]  full_proxy_write+0x68/0xbc
 3757 01:31:38.655409  <4>[  105.624170]  vfs_write+0xec/0x20c
 3758 01:31:38.655703  <4>[  105.627759]  ksys_write+0x70/0x100
 3759 01:31:38.655987  <4>[  105.631435]  __arm64_sys_write+0x24/0x30
 3760 01:31:38.656272  <4>[  105.635636]  el0_svc_common.constprop.0+0x84/0x1e0
 3761 01:31:38.656555  <4>[  105.640706]  do_el0_svc+0x2c/0xa4
 3762 01:31:38.657218  <4>[  105.644295]  el0_svc+0x20/0x30
 3763 01:31:38.697632  <4>[  105.647623]  el0_sync_handler+0xb0/0xb4
 3764 01:31:38.698121  <4>[  105.651733]  el0_sync+0x180/0x1c0
 3765 01:31:38.698553  <4>[  105.655320] irq event stamp: 0
 3766 01:31:38.698949  <4>[  105.658651] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3767 01:31:38.699343  <4>[  105.665202] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3768 01:31:38.699729  <4>[  105.673667] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3769 01:31:38.700108  <4>[  105.682129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3770 01:31:38.700907  <4>[  105.688674] ---[ end trace 79c1fb89ce5ce632 ]---
 3771 01:31:38.715528  <6>[  105.693844] lkdtm: Overflow detected: saturated
 3772 01:31:38.836366  # [  105.430476] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3773 01:31:38.836644  # [  105.437610] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3774 01:31:38.836867  # [  105.444129] ------------[ cut here ]------------
 3775 01:31:38.837332  # [  105.449073] refcount_t: saturated; leaking memory.
 3776 01:31:38.837509  # [  105.454354] WARNING: CPU: 3 PID: 2260 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3777 01:31:38.837706  # [  105.463077] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3778 01:31:38.879522  # [  105.474862] CPU: 3 PID: 2260 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3779 01:31:38.879775  # [  105.482886] Hardware name: ARM Juno development board (r0) (DT)
 3780 01:31:38.879993  # [  105.489087] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3781 01:31:38.880195  # [  105.495376] pc : refcount_warn_saturate+0xc8/0x144
 3782 01:31:38.880674  # [  105.500444] lr : refcount_warn_saturate+0xc8/0x144
 3783 01:31:38.880865  # [  105.505509] sp : ffff800015f33cb0
 3784 01:31:38.881062  # [  105.509095] x29: ffff800015f33cb0 x28: ffff000800c0b100 
 3785 01:31:38.882713  # [  105.514698] x27: 0000000000000000 x26: 0000000000000000 
 3786 01:31:38.922660  # [  105.520299] x25: ffff80001150a3b0 x24: ffff800015f33e20 
 3787 01:31:38.922909  # [  105.525901] x23: 000000000000001f x22: ffff0008088b3000 
 3788 01:31:38.923128  # [  105.531502] x21: 0000000000000001 x20: 000000007fffffff 
 3789 01:31:38.923328  # [  105.537103] x19: ffff800015f33d04 x18: 0000000000000000 
 3790 01:31:38.923520  # [  105.542704] x17: 0000000000000000 x16: 0000000000000000 
 3791 01:31:38.923710  # [  105.548305] x15: 0000000000000030 x14: ffffffffffffffff 
 3792 01:31:38.923893  # [  105.553907] x13: ffff800095f3395a x12: ffff800015f33962 
 3793 01:31:38.925922  # [  105.559508] x11: 0000010836e6a1ec x10: 0000000000001440 
 3794 01:31:38.966140  # [  105.565110] x9 : ffff80001012c154 x8 : 0000000000000000 
 3795 01:31:38.966616  # [  105.570711] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3796 01:31:38.967356  # [  105.576313] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3797 01:31:38.967706  # [  105.581914] x3 : 0000000000000000 x2 : 0000000000000000 
 3798 01:31:38.968016  # [  105.587515] x1 : 0000000000000000 x0 : ffff000800c0b100 
 3799 01:31:38.968305  # [  105.593116] Call trace:
 3800 01:31:38.968590  # [  105.595837]  refcount_warn_saturate+0xc8/0x144
 3801 01:31:38.968870  # [  105.600561]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3802 01:31:39.009272  # [  105.606327]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3803 01:31:39.009742  # [  105.612181]  lkdtm_do_action+0x24/0x40
 3804 01:31:39.010125  # [  105.616207]  direct_entry+0xd0/0x140
 3805 01:31:39.010808  # [  105.620058]  full_proxy_write+0x68/0xbc
 3806 01:31:39.011140  # [  105.624170]  vfs_write+0xec/0x20c
 3807 01:31:39.011438  # [  105.627759]  ksys_write+0x70/0x100
 3808 01:31:39.011724  # [  105.631435]  __arm64_sys_write+0x24/0x30
 3809 01:31:39.012003  # [  105.635636]  el0_svc_common.constprop.0+0x84/0x1e0
 3810 01:31:39.012287  # [  105.640706]  do_el0_svc+0x2c/0xa4
 3811 01:31:39.012654  # [  105.644295]  el0_svc+0x20/0x30
 3812 01:31:39.013014  # [  105.647623]  el0_sync_handler+0xb0/0xb4
 3813 01:31:39.013309  # [  105.651733]  el0_sync+0x180/0x1c0
 3814 01:31:39.052531  # [  105.655320] irq event stamp: 0
 3815 01:31:39.053057  # [  105.658651] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3816 01:31:39.053418  # [  105.665202] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3817 01:31:39.053736  # [  105.673667] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3818 01:31:39.054119  # [  105.682129] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3819 01:31:39.054443  # [  105.688674] ---[ end trace 79c1fb89ce5ce632 ]---
 3820 01:31:39.055832  # [  105.693844] lkdtm: Overflow detected: saturated
 3821 01:31:39.079234  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3822 01:31:39.079689  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3823 01:31:39.082430  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3824 01:31:39.190485  <6>[  106.142983] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3825 01:31:39.190985  <6>[  106.150106] lkdtm: attempting bad refcount_add_not_zero() overflow
 3826 01:31:39.191321  <4>[  106.156626] ------------[ cut here ]------------
 3827 01:31:39.191628  <4>[  106.161575] refcount_t: saturated; leaking memory.
 3828 01:31:39.191929  <4>[  106.166832] WARNING: CPU: 3 PID: 2293 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3829 01:31:39.233679  <4>[  106.175554] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3830 01:31:39.234581  <4>[  106.187339] CPU: 3 PID: 2293 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3831 01:31:39.234964  <4>[  106.195363] Hardware name: ARM Juno development board (r0) (DT)
 3832 01:31:39.235286  <4>[  106.201564] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3833 01:31:39.235591  <4>[  106.207852] pc : refcount_warn_saturate+0xc8/0x144
 3834 01:31:39.235884  <4>[  106.212920] lr : refcount_warn_saturate+0xc8/0x144
 3835 01:31:39.236169  <4>[  106.217985] sp : ffff800015fd3cb0
 3836 01:31:39.236948  <4>[  106.221571] x29: ffff800015fd3cb0 x28: ffff000802b01880 
 3837 01:31:39.277167  <4>[  106.227174] x27: 0000000000000000 x26: 0000000000000000 
 3838 01:31:39.277608  <4>[  106.232775] x25: ffff80001150a3b0 x24: ffff800015fd3e20 
 3839 01:31:39.277942  <4>[  106.238377] x23: 000000000000001f x22: ffff000802b18000 
 3840 01:31:39.278301  <4>[  106.243978] x21: 0000000000000006 x20: 000000007fffffff 
 3841 01:31:39.278598  <4>[  106.249580] x19: ffff800015fd3d04 x18: 0000000000000000 
 3842 01:31:39.278891  <4>[  106.255181] x17: 0000000000000000 x16: 0000000000000000 
 3843 01:31:39.279175  <4>[  106.260782] x15: 0000000000000030 x14: ffffffffffffffff 
 3844 01:31:39.280469  <4>[  106.266383] x13: ffff800095fd395a x12: ffff800015fd3962 
 3845 01:31:39.320561  <4>[  106.271985] x11: ffff8000125d40c0 x10: 0000000000001440 
 3846 01:31:39.321031  <4>[  106.277587] x9 : ffff80001012c154 x8 : 0000000000000000 
 3847 01:31:39.321365  <4>[  106.283187] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3848 01:31:39.321677  <4>[  106.288789] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3849 01:31:39.321975  <4>[  106.294390] x3 : 0000000000000000 x2 : 0000000000000000 
 3850 01:31:39.322313  <4>[  106.299991] x1 : 0000000000000000 x0 : ffff000802b01880 
 3851 01:31:39.322604  <4>[  106.305592] Call trace:
 3852 01:31:39.323761  <4>[  106.308313]  refcount_warn_saturate+0xc8/0x144
 3853 01:31:39.363990  <4>[  106.313037]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3854 01:31:39.364436  <4>[  106.318803]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3855 01:31:39.364770  <4>[  106.324657]  lkdtm_do_action+0x24/0x40
 3856 01:31:39.365082  <4>[  106.328683]  direct_entry+0xd0/0x140
 3857 01:31:39.365374  <4>[  106.332535]  full_proxy_write+0x68/0xbc
 3858 01:31:39.365665  <4>[  106.336648]  vfs_write+0xec/0x20c
 3859 01:31:39.365952  <4>[  106.340237]  ksys_write+0x70/0x100
 3860 01:31:39.366287  <4>[  106.343913]  __arm64_sys_write+0x24/0x30
 3861 01:31:39.366567  <4>[  106.348114]  el0_svc_common.constprop.0+0x84/0x1e0
 3862 01:31:39.367277  <4>[  106.353183]  do_el0_svc+0x2c/0xa4
 3863 01:31:39.367710  <4>[  106.356772]  el0_svc+0x20/0x30
 3864 01:31:39.407302  <4>[  106.360099]  el0_sync_handler+0xb0/0xb4
 3865 01:31:39.407758  <4>[  106.364210]  el0_sync+0x180/0x1c0
 3866 01:31:39.408184  <4>[  106.367797] irq event stamp: 0
 3867 01:31:39.408584  <4>[  106.371127] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3868 01:31:39.408973  <4>[  106.377679] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3869 01:31:39.409353  <4>[  106.386144] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3870 01:31:39.410574  <4>[  106.394605] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3871 01:31:39.428728  <4>[  106.401150] ---[ end trace 79c1fb89ce5ce633 ]---
 3872 01:31:39.431813  <6>[  106.406427] lkdtm: Overflow detected: saturated
 3873 01:31:39.551746  # [  106.142983] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3874 01:31:39.552018  # [  106.150106] lkdtm: attempting bad refcount_add_not_zero() overflow
 3875 01:31:39.552188  # [  106.156626] ------------[ cut here ]------------
 3876 01:31:39.552344  # [  106.161575] refcount_t: saturated; leaking memory.
 3877 01:31:39.552492  # [  106.166832] WARNING: CPU: 3 PID: 2293 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3878 01:31:39.554936  # [  106.175554] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3879 01:31:39.594940  # [  106.187339] CPU: 3 PID: 2293 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3880 01:31:39.595459  # [  106.195363] Hardware name: ARM Juno development board (r0) (DT)
 3881 01:31:39.595652  # [  106.201564] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3882 01:31:39.595854  # [  106.207852] pc : refcount_warn_saturate+0xc8/0x144
 3883 01:31:39.596047  # [  106.212920] lr : refcount_warn_saturate+0xc8/0x144
 3884 01:31:39.596228  # [  106.217985] sp : ffff800015fd3cb0
 3885 01:31:39.596393  # [  106.221571] x29: ffff800015fd3cb0 x28: ffff000802b01880 
 3886 01:31:39.638050  # [  106.227174] x27: 0000000000000000 x26: 0000000000000000 
 3887 01:31:39.638349  # [  106.232775] x25: ffff80001150a3b0 x24: ffff800015fd3e20 
 3888 01:31:39.638575  # [  106.238377] x23: 000000000000001f x22: ffff000802b18000 
 3889 01:31:39.638776  # [  106.243978] x21: 0000000000000006 x20: 000000007fffffff 
 3890 01:31:39.638968  # [  106.249580] x19: ffff800015fd3d04 x18: 0000000000000000 
 3891 01:31:39.639136  # [  106.255181] x17: 0000000000000000 x16: 0000000000000000 
 3892 01:31:39.639249  # [  106.260782] x15: 0000000000000030 x14: ffffffffffffffff 
 3893 01:31:39.639360  # [  106.266383] x13: ffff800095fd395a x12: ffff800015fd3962 
 3894 01:31:39.681255  # [  106.271985] x11: ffff8000125d40c0 x10: 0000000000001440 
 3895 01:31:39.681511  # [  106.277587] x9 : ffff80001012c154 x8 : 0000000000000000 
 3896 01:31:39.681731  # [  106.283187] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3897 01:31:39.681929  # [  106.288789] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3898 01:31:39.682138  # [  106.294390] x3 : 0000000000000000 x2 : 0000000000000000 
 3899 01:31:39.682299  # [  106.299991] x1 : 0000000000000000 x0 : ffff000802b01880 
 3900 01:31:39.682456  # [  106.305592] Call trace:
 3901 01:31:39.682610  # [  106.308313]  refcount_warn_saturate+0xc8/0x144
 3902 01:31:39.684422  # [  106.313037]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3903 01:31:39.724442  # [  106.318803]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3904 01:31:39.724688  # [  106.324657]  lkdtm_do_action+0x24/0x40
 3905 01:31:39.724906  # [  106.328683]  direct_entry+0xd0/0x140
 3906 01:31:39.725103  # [  106.332535]  full_proxy_write+0x68/0xbc
 3907 01:31:39.725293  # [  106.336648]  vfs_write+0xec/0x20c
 3908 01:31:39.725480  # [  106.340237]  ksys_write+0x70/0x100
 3909 01:31:39.725664  # [  106.343913]  __arm64_sys_write+0x24/0x30
 3910 01:31:39.725845  # [  106.348114]  el0_svc_common.constprop.0+0x84/0x1e0
 3911 01:31:39.726026  # [  106.353183]  do_el0_svc+0x2c/0xa4
 3912 01:31:39.726148  # [  106.356772]  el0_svc+0x20/0x30
 3913 01:31:39.727568  # [  106.360099]  el0_sync_handler+0xb0/0xb4
 3914 01:31:39.767559  # [  106.364210]  el0_sync+0x180/0x1c0
 3915 01:31:39.767825  # [  106.367797] irq event stamp: 0
 3916 01:31:39.768052  # [  106.371127] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3917 01:31:39.768275  # [  106.377679] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3918 01:31:39.768471  # [  106.386144] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3919 01:31:39.768663  # [  106.394605] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3920 01:31:39.770731  # [  106.401150] ---[ end trace 79c1fb89ce5ce633 ]---
 3921 01:31:39.793421  # [  106.406427] lkdtm: Overflow detected: saturated
 3922 01:31:39.793653  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3923 01:31:39.796565  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3924 01:31:39.796789  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3925 01:31:39.917299  <6>[  106.865600] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3926 01:31:39.917567  <6>[  106.871619] lkdtm: attempting good refcount_dec()
 3927 01:31:39.917789  <6>[  106.876663] lkdtm: attempting bad refcount_dec() to zero
 3928 01:31:39.917988  <4>[  106.882380] ------------[ cut here ]------------
 3929 01:31:39.918198  <4>[  106.887414] refcount_t: decrement hit 0; leaking memory.
 3930 01:31:39.918388  <4>[  106.893239] WARNING: CPU: 4 PID: 2326 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3931 01:31:39.920421  <4>[  106.902048] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3932 01:31:39.960929  <4>[  106.913833] CPU: 4 PID: 2326 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3933 01:31:39.961388  <4>[  106.921857] Hardware name: ARM Juno development board (r0) (DT)
 3934 01:31:39.961819  <4>[  106.928058] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3935 01:31:39.962268  <4>[  106.934346] pc : refcount_warn_saturate+0x13c/0x144
 3936 01:31:39.962664  <4>[  106.939501] lr : refcount_warn_saturate+0x13c/0x144
 3937 01:31:39.963042  <4>[  106.944654] sp : ffff80001604bcc0
 3938 01:31:39.964123  <4>[  106.948240] x29: ffff80001604bcc0 x28: ffff000806bf3100 
 3939 01:31:40.004379  <4>[  106.953842] x27: 0000000000000000 x26: 0000000000000000 
 3940 01:31:40.004834  <4>[  106.959443] x25: ffff80001150a3b0 x24: ffff80001604be20 
 3941 01:31:40.005628  <4>[  106.965045] x23: 0000000000000012 x22: ffff000800d05000 
 3942 01:31:40.005996  <4>[  106.970646] x21: ffff800011a27150 x20: ffff80001150a6a0 
 3943 01:31:40.006424  <4>[  106.976248] x19: ffff80001604bd04 x18: 0000000000000000 
 3944 01:31:40.006806  <4>[  106.981849] x17: 0000000000000000 x16: 0000000000000000 
 3945 01:31:40.007183  <4>[  106.987450] x15: 0000000000000030 x14: ffffffffffffffff 
 3946 01:31:40.007670  <4>[  106.993051] x13: ffff80009604b96a x12: ffff80001604b972 
 3947 01:31:40.047745  <4>[  106.998653] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3948 01:31:40.048198  <4>[  107.004254] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3949 01:31:40.048996  <4>[  107.009856] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 3950 01:31:40.049358  <4>[  107.015457] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3951 01:31:40.049756  <4>[  107.021058] x3 : 0000000000000000 x2 : 0000000000000000 
 3952 01:31:40.050180  <4>[  107.026658] x1 : 0000000000000000 x0 : ffff000806bf3100 
 3953 01:31:40.050562  <4>[  107.032260] Call trace:
 3954 01:31:40.050941  <4>[  107.034980]  refcount_warn_saturate+0x13c/0x144
 3955 01:31:40.091237  <4>[  107.039790]  __refcount_dec.constprop.0+0x5c/0x6c
 3956 01:31:40.091711  <4>[  107.044772]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3957 01:31:40.092145  <4>[  107.049496]  lkdtm_do_action+0x24/0x40
 3958 01:31:40.092542  <4>[  107.053521]  direct_entry+0xd0/0x140
 3959 01:31:40.092928  <4>[  107.057372]  full_proxy_write+0x68/0xbc
 3960 01:31:40.093305  <4>[  107.061485]  vfs_write+0xec/0x20c
 3961 01:31:40.093678  <4>[  107.065073]  ksys_write+0x70/0x100
 3962 01:31:40.094095  <4>[  107.068749]  __arm64_sys_write+0x24/0x30
 3963 01:31:40.094487  <4>[  107.072950]  el0_svc_common.constprop.0+0x84/0x1e0
 3964 01:31:40.094788  <4>[  107.078020]  do_el0_svc+0x2c/0xa4
 3965 01:31:40.095463  <4>[  107.081610]  el0_svc+0x20/0x30
 3966 01:31:40.134531  <4>[  107.084937]  el0_sync_handler+0xb0/0xb4
 3967 01:31:40.134983  <4>[  107.089048]  el0_sync+0x180/0x1c0
 3968 01:31:40.135320  <4>[  107.092635] irq event stamp: 0
 3969 01:31:40.135632  <4>[  107.095965] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3970 01:31:40.135931  <4>[  107.102517] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3971 01:31:40.136223  <4>[  107.110982] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3972 01:31:40.136514  <4>[  107.119444] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3973 01:31:40.153064  <4>[  107.125989] ---[ end trace 79c1fb89ce5ce634 ]---
 3974 01:31:40.153335  <6>[  107.131072] lkdtm: Zero detected: saturated
 3975 01:31:40.262176  # [  106.865600] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3976 01:31:40.262455  # [  106.871619] lkdtm: attempting good refcount_dec()
 3977 01:31:40.262626  # [  106.876663] lkdtm: attempting bad refcount_dec() to zero
 3978 01:31:40.262783  # [  106.882380] ------------[ cut here ]------------
 3979 01:31:40.262930  # [  106.887414] refcount_t: decrement hit 0; leaking memory.
 3980 01:31:40.263073  # [  106.893239] WARNING: CPU: 4 PID: 2326 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3981 01:31:40.305297  # [  106.902048] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 3982 01:31:40.305557  # [  106.913833] CPU: 4 PID: 2326 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 3983 01:31:40.305728  # [  106.921857] Hardware name: ARM Juno development board (r0) (DT)
 3984 01:31:40.305884  # [  106.928058] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3985 01:31:40.306053  # [  106.934346] pc : refcount_warn_saturate+0x13c/0x144
 3986 01:31:40.306193  # [  106.939501] lr : refcount_warn_saturate+0x13c/0x144
 3987 01:31:40.306314  # [  106.944654] sp : ffff80001604bcc0
 3988 01:31:40.308466  # [  106.948240] x29: ffff80001604bcc0 x28: ffff000806bf3100 
 3989 01:31:40.348779  # [  106.953842] x27: 0000000000000000 x26: 0000000000000000 
 3990 01:31:40.349291  # [  106.959443] x25: ffff80001150a3b0 x24: ffff80001604be20 
 3991 01:31:40.349640  # [  106.965045] x23: 0000000000000012 x22: ffff000800d05000 
 3992 01:31:40.350069  # [  106.970646] x21: ffff800011a27150 x20: ffff80001150a6a0 
 3993 01:31:40.350397  # [  106.976248] x19: ffff80001604bd04 x18: 0000000000000000 
 3994 01:31:40.350695  # [  106.981849] x17: 0000000000000000 x16: 0000000000000000 
 3995 01:31:40.351031  # [  106.987450] x15: 0000000000000030 x14: ffffffffffffffff 
 3996 01:31:40.391922  # [  106.993051] x13: ffff80009604b96a x12: ffff80001604b972 
 3997 01:31:40.392410  # [  106.998653] x11: ffff8000125d40c0 x10: ffff80001262c260 
 3998 01:31:40.392768  # [  107.004254] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 3999 01:31:40.393114  # [  107.009856] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4000 01:31:40.393446  # [  107.015457] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4001 01:31:40.393774  # [  107.021058] x3 : 0000000000000000 x2 : 0000000000000000 
 4002 01:31:40.394154  # [  107.026658] x1 : 0000000000000000 x0 : ffff000806bf3100 
 4003 01:31:40.394474  # [  107.032260] Call trace:
 4004 01:31:40.395161  # [  107.034980]  refcount_warn_saturate+0x13c/0x144
 4005 01:31:40.435151  # [  107.039790]  __refcount_dec.constprop.0+0x5c/0x6c
 4006 01:31:40.435636  # [  107.044772]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 4007 01:31:40.436074  # [  107.049496]  lkdtm_do_action+0x24/0x40
 4008 01:31:40.436462  # [  107.053521]  direct_entry+0xd0/0x140
 4009 01:31:40.436925  # [  107.057372]  full_proxy_write+0x68/0xbc
 4010 01:31:40.437246  # [  107.061485]  vfs_write+0xec/0x20c
 4011 01:31:40.437534  # [  107.065073]  ksys_write+0x70/0x100
 4012 01:31:40.437822  # [  107.068749]  __arm64_sys_write+0x24/0x30
 4013 01:31:40.438235  # [  107.072950]  el0_svc_common.constprop.0+0x84/0x1e0
 4014 01:31:40.438558  # [  107.078020]  do_el0_svc+0x2c/0xa4
 4015 01:31:40.439208  # [  107.081610]  el0_svc+0x20/0x30
 4016 01:31:40.478342  # [  107.084937]  el0_sync_handler+0xb0/0xb4
 4017 01:31:40.478844  # [  107.089048]  el0_sync+0x180/0x1c0
 4018 01:31:40.479186  # [  107.092635] irq event stamp: 0
 4019 01:31:40.479501  # [  107.095965] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4020 01:31:40.479798  # [  107.102517] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4021 01:31:40.480088  # [  107.110982] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4022 01:31:40.480528  # [  107.119444] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4023 01:31:40.509782  # [  107.125989] ---[ end trace 79c1fb89ce5ce634 ]---
 4024 01:31:40.510062  # [  107.131072] lkdtm: Zero detected: saturated
 4025 01:31:40.510238  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 4026 01:31:40.512998  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 4027 01:31:40.513221  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4028 01:31:40.624231  <6>[  107.576526] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4029 01:31:40.624685  <6>[  107.582964] lkdtm: attempting bad refcount_dec() below zero
 4030 01:31:40.624989  <4>[  107.588938] ------------[ cut here ]------------
 4031 01:31:40.625266  <4>[  107.593895] refcount_t: decrement hit 0; leaking memory.
 4032 01:31:40.625534  <4>[  107.599779] WARNING: CPU: 4 PID: 2362 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4033 01:31:40.627505  <4>[  107.608588] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4034 01:31:40.667643  <4>[  107.620373] CPU: 4 PID: 2362 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4035 01:31:40.668135  <4>[  107.628397] Hardware name: ARM Juno development board (r0) (DT)
 4036 01:31:40.668475  <4>[  107.634598] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4037 01:31:40.668787  <4>[  107.640886] pc : refcount_warn_saturate+0x13c/0x144
 4038 01:31:40.669087  <4>[  107.646041] lr : refcount_warn_saturate+0x13c/0x144
 4039 01:31:40.669378  <4>[  107.651193] sp : ffff8000160cbcc0
 4040 01:31:40.670865  <4>[  107.654780] x29: ffff8000160cbcc0 x28: ffff000805a78000 
 4041 01:31:40.710756  <4>[  107.660382] x27: 0000000000000000 x26: 0000000000000000 
 4042 01:31:40.711000  <4>[  107.665984] x25: ffff80001150a3b0 x24: ffff8000160cbe20 
 4043 01:31:40.711170  <4>[  107.671586] x23: 0000000000000016 x22: ffff000807ebc000 
 4044 01:31:40.711325  <4>[  107.677188] x21: ffff800011a27168 x20: ffff80001150a6b0 
 4045 01:31:40.711478  <4>[  107.682790] x19: ffff8000160cbd04 x18: 0000000000000000 
 4046 01:31:40.711624  <4>[  107.688391] x17: 0000000000000000 x16: 0000000000000000 
 4047 01:31:40.711762  <4>[  107.693992] x15: 0000000000000030 x14: ffffffffffffffff 
 4048 01:31:40.713870  <4>[  107.699594] x13: ffff8000960cb96a x12: ffff8000160cb972 
 4049 01:31:40.754150  <4>[  107.705196] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4050 01:31:40.754380  <4>[  107.710797] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4051 01:31:40.754549  <4>[  107.716399] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4052 01:31:40.754705  <4>[  107.722000] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4053 01:31:40.754854  <4>[  107.727601] x3 : 0000000000000000 x2 : 0000000000000000 
 4054 01:31:40.754999  <4>[  107.733202] x1 : 0000000000000000 x0 : ffff000805a78000 
 4055 01:31:40.755143  <4>[  107.738804] Call trace:
 4056 01:31:40.755284  <4>[  107.741524]  refcount_warn_saturate+0x13c/0x144
 4057 01:31:40.797792  <4>[  107.746335]  __refcount_dec.constprop.0+0x5c/0x6c
 4058 01:31:40.798276  <4>[  107.751318]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4059 01:31:40.798614  <4>[  107.756389]  lkdtm_do_action+0x24/0x40
 4060 01:31:40.798927  <4>[  107.760414]  direct_entry+0xd0/0x140
 4061 01:31:40.799226  <4>[  107.764266]  full_proxy_write+0x68/0xbc
 4062 01:31:40.799515  <4>[  107.768379]  vfs_write+0xec/0x20c
 4063 01:31:40.799795  <4>[  107.771968]  ksys_write+0x70/0x100
 4064 01:31:40.800075  <4>[  107.775643]  __arm64_sys_write+0x24/0x30
 4065 01:31:40.800349  <4>[  107.779845]  el0_svc_common.constprop.0+0x84/0x1e0
 4066 01:31:40.800627  <4>[  107.784914]  do_el0_svc+0x2c/0xa4
 4067 01:31:40.801341  <4>[  107.788503]  el0_svc+0x20/0x30
 4068 01:31:40.841127  <4>[  107.791831]  el0_sync_handler+0xb0/0xb4
 4069 01:31:40.841567  <4>[  107.795942]  el0_sync+0x180/0x1c0
 4070 01:31:40.841902  <4>[  107.799528] irq event stamp: 0
 4071 01:31:40.842246  <4>[  107.802859] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4072 01:31:40.842545  <4>[  107.809411] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4073 01:31:40.842837  <4>[  107.817876] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4074 01:31:40.843123  <4>[  107.826338] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4075 01:31:40.859551  <4>[  107.832883] ---[ end trace 79c1fb89ce5ce635 ]---
 4076 01:31:40.859888  <6>[  107.838073] lkdtm: Negative detected: saturated
 4077 01:31:41.029045  # [  107.576526] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4078 01:31:41.029320  # [  107.582964] lkdtm: attempting bad refcount_dec() below zero
 4079 01:31:41.029491  # [  107.588938] ------------[ cut here ]------------
 4080 01:31:41.029652  # [  107.593895] refcount_t: decrement hit 0; leaking memory.
 4081 01:31:41.029803  # [  107.599779] WARNING: CPU: 4 PID: 2362 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4082 01:31:41.032384  # [  107.608588] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4083 01:31:41.072436  # [  107.620373] CPU: 4 PID: 2362 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4084 01:31:41.072989  # [  107.628397] Hardware name: ARM Juno development board (r0) (DT)
 4085 01:31:41.073337  # [  107.634598] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4086 01:31:41.073648  # [  107.640886] pc : refcount_warn_saturate+0x13c/0x144
 4087 01:31:41.073946  # [  107.646041] lr : refcount_warn_saturate+0x13c/0x144
 4088 01:31:41.074323  # [  107.651193] sp : ffff8000160cbcc0
 4089 01:31:41.074616  # [  107.654780] x29: ffff8000160cbcc0 x28: ffff000805a78000 
 4090 01:31:41.115552  # [  107.660382] x27: 0000000000000000 x26: 0000000000000000 
 4091 01:31:41.116136  # [  107.665984] x25: ffff80001150a3b0 x24: ffff8000160cbe20 
 4092 01:31:41.116486  # [  107.671586] x23: 0000000000000016 x22: ffff000807ebc000 
 4093 01:31:41.116797  # [  107.677188] x21: ffff800011a27168 x20: ffff80001150a6b0 
 4094 01:31:41.117095  # [  107.682790] x19: ffff8000160cbd04 x18: 0000000000000000 
 4095 01:31:41.117386  # [  107.688391] x17: 0000000000000000 x16: 0000000000000000 
 4096 01:31:41.117673  # [  107.693992] x15: 0000000000000030 x14: ffffffffffffffff 
 4097 01:31:41.118757  # [  107.699594] x13: ffff8000960cb96a x12: ffff8000160cb972 
 4098 01:31:41.158785  # [  107.705196] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4099 01:31:41.159260  # [  107.710797] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4100 01:31:41.160062  # [  107.716399] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4101 01:31:41.160421  # [  107.722000] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4102 01:31:41.160815  # [  107.727601] x3 : 0000000000000000 x2 : 0000000000000000 
 4103 01:31:41.161203  # [  107.733202] x1 : 0000000000000000 x0 : ffff000805a78000 
 4104 01:31:41.161576  # [  107.738804] Call trace:
 4105 01:31:41.161947  # [  107.741524]  refcount_warn_saturate+0x13c/0x144
 4106 01:31:41.162450  # [  107.746335]  __refcount_dec.constprop.0+0x5c/0x6c
 4107 01:31:41.201882  # [  107.751318]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4108 01:31:41.202399  # [  107.756389]  lkdtm_do_action+0x24/0x40
 4109 01:31:41.202743  # [  107.760414]  direct_entry+0xd0/0x140
 4110 01:31:41.203061  # [  107.764266]  full_proxy_write+0x68/0xbc
 4111 01:31:41.203729  # [  107.768379]  vfs_write+0xec/0x20c
 4112 01:31:41.204060  # [  107.771968]  ksys_write+0x70/0x100
 4113 01:31:41.204359  # [  107.775643]  __arm64_sys_write+0x24/0x30
 4114 01:31:41.204644  # [  107.779845]  el0_svc_common.constprop.0+0x84/0x1e0
 4115 01:31:41.205029  # [  107.784914]  do_el0_svc+0x2c/0xa4
 4116 01:31:41.205331  # [  107.788503]  el0_svc+0x20/0x30
 4117 01:31:41.205686  # [  107.791831]  el0_sync_handler+0xb0/0xb4
 4118 01:31:41.244809  # [  107.795942]  el0_sync+0x180/0x1c0
 4119 01:31:41.245067  # [  107.799528] irq event stamp: 0
 4120 01:31:41.245279  # [  107.802859] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4121 01:31:41.245439  # [  107.809411] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4122 01:31:41.245593  # [  107.817876] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4123 01:31:41.245740  # [  107.826338] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4124 01:31:41.247970  # [  107.832883] ---[ end trace 79c1fb89ce5ce635 ]---
 4125 01:31:41.271274  # [  107.838073] lkdtm: Negative detected: saturated
 4126 01:31:41.271535  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4127 01:31:41.271705  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4128 01:31:41.274402  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4129 01:31:41.404454  <6>[  108.357195] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4130 01:31:41.404726  <6>[  108.364341] lkdtm: attempting bad refcount_dec_and_test() below zero
 4131 01:31:41.404902  <4>[  108.371037] ------------[ cut here ]------------
 4132 01:31:41.405064  <4>[  108.376100] refcount_t: underflow; use-after-free.
 4133 01:31:41.405217  <4>[  108.381266] WARNING: CPU: 2 PID: 2398 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4134 01:31:41.447979  <4>[  108.389982] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4135 01:31:41.448442  <4>[  108.401732] CPU: 2 PID: 2398 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4136 01:31:41.448788  <4>[  108.409752] Hardware name: ARM Juno development board (r0) (DT)
 4137 01:31:41.449105  <4>[  108.415947] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4138 01:31:41.449760  <4>[  108.422228] pc : refcount_warn_saturate+0xf4/0x144
 4139 01:31:41.450139  <4>[  108.427290] lr : refcount_warn_saturate+0xf4/0x144
 4140 01:31:41.450568  <4>[  108.432349] sp : ffff80001615bcd0
 4141 01:31:41.451332  <4>[  108.435930] x29: ffff80001615bcd0 x28: ffff000805a79880 
 4142 01:31:41.491338  <4>[  108.441524] x27: 0000000000000000 x26: 0000000000000000 
 4143 01:31:41.491804  <4>[  108.447117] x25: ffff80001150a3b0 x24: ffff80001615be20 
 4144 01:31:41.492229  <4>[  108.452709] x23: 000000000000001f x22: ffff000803ee1000 
 4145 01:31:41.492626  <4>[  108.458301] x21: ffff800011a27180 x20: ffff80001150a6c0 
 4146 01:31:41.493012  <4>[  108.463893] x19: 0000000000000031 x18: 0000000000000000 
 4147 01:31:41.493386  <4>[  108.469485] x17: 0000000000000000 x16: 0000000000000000 
 4148 01:31:41.493755  <4>[  108.475076] x15: 0000000000000030 x14: ffffffffffffffff 
 4149 01:31:41.494643  <4>[  108.480668] x13: ffff80009615b97a x12: ffff80001615b982 
 4150 01:31:41.534673  <4>[  108.486260] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4151 01:31:41.535134  <4>[  108.491851] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4152 01:31:41.535563  <4>[  108.497443] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4153 01:31:41.535961  <4>[  108.503035] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4154 01:31:41.536342  <4>[  108.508627] x3 : 0000000000000000 x2 : 0000000000000000 
 4155 01:31:41.536722  <4>[  108.514218] x1 : 0000000000000000 x0 : ffff000805a79880 
 4156 01:31:41.537094  <4>[  108.519811] Call trace:
 4157 01:31:41.537861  <4>[  108.522524]  refcount_warn_saturate+0xf4/0x144
 4158 01:31:41.577987  <4>[  108.527244]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4159 01:31:41.578490  <4>[  108.533005]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4160 01:31:41.578919  <4>[  108.538852]  lkdtm_do_action+0x24/0x40
 4161 01:31:41.579318  <4>[  108.542870]  direct_entry+0xd0/0x140
 4162 01:31:41.579703  <4>[  108.546715]  full_proxy_write+0x68/0xbc
 4163 01:31:41.580450  <4>[  108.550822]  vfs_write+0xec/0x20c
 4164 01:31:41.580798  <4>[  108.554404]  ksys_write+0x70/0x100
 4165 01:31:41.581189  <4>[  108.558073]  __arm64_sys_write+0x24/0x30
 4166 01:31:41.581492  <4>[  108.562269]  el0_svc_common.constprop.0+0x84/0x1e0
 4167 01:31:41.581853  <4>[  108.567331]  do_el0_svc+0x2c/0xa4
 4168 01:31:41.582199  <4>[  108.570914]  el0_svc+0x20/0x30
 4169 01:31:41.621229  <4>[  108.574235]  el0_sync_handler+0xb0/0xb4
 4170 01:31:41.621712  <4>[  108.578339]  el0_sync+0x180/0x1c0
 4171 01:31:41.622103  <4>[  108.581920] irq event stamp: 0
 4172 01:31:41.622908  <4>[  108.585243] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4173 01:31:41.623277  <4>[  108.591788] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4174 01:31:41.623693  <4>[  108.600246] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4175 01:31:41.624539  <4>[  108.608701] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4176 01:31:41.641830  <4>[  108.615240] ---[ end trace 79c1fb89ce5ce636 ]---
 4177 01:31:41.644922  <6>[  108.620193] lkdtm: Negative detected: saturated
 4178 01:31:41.813206  # [  108.357195] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4179 01:31:41.813717  # [  108.364341] lkdtm: attempting bad refcount_dec_and_test() below zero
 4180 01:31:41.814182  # [  108.371037] ------------[ cut here ]------------
 4181 01:31:41.814584  # [  108.376100] refcount_t: underflow; use-after-free.
 4182 01:31:41.814973  # [  108.381266] WARNING: CPU: 2 PID: 2398 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4183 01:31:41.816484  # [  108.389982] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4184 01:31:41.856402  # [  108.401732] CPU: 2 PID: 2398 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4185 01:31:41.856884  # [  108.409752] Hardware name: ARM Juno development board (r0) (DT)
 4186 01:31:41.857361  # [  108.415947] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4187 01:31:41.857769  # [  108.422228] pc : refcount_warn_saturate+0xf4/0x144
 4188 01:31:41.858205  # [  108.427290] lr : refcount_warn_saturate+0xf4/0x144
 4189 01:31:41.858591  # [  108.432349] sp : ffff80001615bcd0
 4190 01:31:41.858966  # [  108.435930] x29: ffff80001615bcd0 x28: ffff000805a79880 
 4191 01:31:41.899432  # [  108.441524] x27: 0000000000000000 x26: 0000000000000000 
 4192 01:31:41.899933  # [  108.447117] x25: ffff80001150a3b0 x24: ffff80001615be20 
 4193 01:31:41.900278  # [  108.452709] x23: 000000000000001f x22: ffff000803ee1000 
 4194 01:31:41.900676  # [  108.458301] x21: ffff800011a27180 x20: ffff80001150a6c0 
 4195 01:31:41.900989  # [  108.463893] x19: 0000000000000031 x18: 0000000000000000 
 4196 01:31:41.901279  # [  108.469485] x17: 0000000000000000 x16: 0000000000000000 
 4197 01:31:41.901560  # [  108.475076] x15: 0000000000000030 x14: ffffffffffffffff 
 4198 01:31:41.902754  # [  108.480668] x13: ffff80009615b97a x12: ffff80001615b982 
 4199 01:31:41.942621  # [  108.486260] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4200 01:31:41.943146  # [  108.491851] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4201 01:31:41.943496  # [  108.497443] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4202 01:31:41.943850  # [  108.503035] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4203 01:31:41.944180  # [  108.508627] x3 : 0000000000000000 x2 : 0000000000000000 
 4204 01:31:41.944474  # [  108.514218] x1 : 0000000000000000 x0 : ffff000805a79880 
 4205 01:31:41.944761  # [  108.519811] Call trace:
 4206 01:31:41.945061  # [  108.522524]  refcount_warn_saturate+0xf4/0x144
 4207 01:31:41.945881  # [  108.527244]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4208 01:31:41.985754  # [  108.533005]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4209 01:31:41.986664  # [  108.538852]  lkdtm_do_action+0x24/0x40
 4210 01:31:41.987027  # [  108.542870]  direct_entry+0xd0/0x140
 4211 01:31:41.987347  # [  108.546715]  full_proxy_write+0x68/0xbc
 4212 01:31:41.987646  # [  108.550822]  vfs_write+0xec/0x20c
 4213 01:31:41.987934  # [  108.554404]  ksys_write+0x70/0x100
 4214 01:31:41.988220  # [  108.558073]  __arm64_sys_write+0x24/0x30
 4215 01:31:41.988500  # [  108.562269]  el0_svc_common.constprop.0+0x84/0x1e0
 4216 01:31:41.988798  # [  108.567331]  do_el0_svc+0x2c/0xa4
 4217 01:31:41.989292  # [  108.570914]  el0_svc+0x20/0x30
 4218 01:31:41.989637  # [  108.574235]  el0_sync_handler+0xb0/0xb4
 4219 01:31:42.028969  # [  108.578339]  el0_sync+0x180/0x1c0
 4220 01:31:42.029458  # [  108.581920] irq event stamp: 0
 4221 01:31:42.029899  # [  108.585243] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4222 01:31:42.030339  # [  108.591788] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4223 01:31:42.030735  # [  108.600246] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4224 01:31:42.031117  # [  108.608701] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4225 01:31:42.032324  # [  108.615240] ---[ end trace 79c1fb89ce5ce636 ]---
 4226 01:31:42.060529  # [  108.620193] lkdtm: Negative detected: saturated
 4227 01:31:42.060855  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4228 01:31:42.061080  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4229 01:31:42.063687  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4230 01:31:42.201848  <6>[  109.154345] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4231 01:31:42.202398  <6>[  109.161479] lkdtm: attempting bad refcount_sub_and_test() below zero
 4232 01:31:42.202744  <4>[  109.168175] ------------[ cut here ]------------
 4233 01:31:42.203061  <4>[  109.173120] refcount_t: underflow; use-after-free.
 4234 01:31:42.203369  <4>[  109.178385] WARNING: CPU: 4 PID: 2434 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4235 01:31:42.245243  <4>[  109.187109] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4236 01:31:42.245706  <4>[  109.198893] CPU: 4 PID: 2434 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4237 01:31:42.246180  <4>[  109.206918] Hardware name: ARM Juno development board (r0) (DT)
 4238 01:31:42.246592  <4>[  109.213119] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4239 01:31:42.246979  <4>[  109.219407] pc : refcount_warn_saturate+0xf4/0x144
 4240 01:31:42.247363  <4>[  109.224476] lr : refcount_warn_saturate+0xf4/0x144
 4241 01:31:42.247736  <4>[  109.229541] sp : ffff8000161e3cd0
 4242 01:31:42.248483  <4>[  109.233127] x29: ffff8000161e3cd0 x28: ffff000800813100 
 4243 01:31:42.288597  <4>[  109.238729] x27: 0000000000000000 x26: 0000000000000000 
 4244 01:31:42.289424  <4>[  109.244331] x25: ffff80001150a3b0 x24: ffff8000161e3e20 
 4245 01:31:42.289806  <4>[  109.249933] x23: 000000000000001f x22: ffff000804be0000 
 4246 01:31:42.290251  <4>[  109.255535] x21: ffff800011a271a0 x20: ffff80001150a6d0 
 4247 01:31:42.290646  <4>[  109.261136] x19: 0000000000000032 x18: 0000000000000000 
 4248 01:31:42.291032  <4>[  109.266738] x17: 0000000000000000 x16: 0000000000000000 
 4249 01:31:42.291406  <4>[  109.272339] x15: 0000000000000030 x14: ffffffffffffffff 
 4250 01:31:42.291885  <4>[  109.277941] x13: ffff8000961e397a x12: ffff8000161e3982 
 4251 01:31:42.332006  <4>[  109.283543] x11: ffff8000125d40c0 x10: 0000000000001440 
 4252 01:31:42.332484  <4>[  109.289144] x9 : ffff80001012c154 x8 : 0000000000000000 
 4253 01:31:42.332827  <4>[  109.294745] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4254 01:31:42.333143  <4>[  109.300346] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4255 01:31:42.333439  <4>[  109.305948] x3 : 0000000000000000 x2 : 0000000000000000 
 4256 01:31:42.333726  <4>[  109.311548] x1 : 0000000000000000 x0 : ffff000800813100 
 4257 01:31:42.334051  <4>[  109.317150] Call trace:
 4258 01:31:42.335364  <4>[  109.319871]  refcount_warn_saturate+0xf4/0x144
 4259 01:31:42.375415  <4>[  109.324596]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4260 01:31:42.375886  <4>[  109.330364]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4261 01:31:42.376224  <4>[  109.336218]  lkdtm_do_action+0x24/0x40
 4262 01:31:42.376537  <4>[  109.340243]  direct_entry+0xd0/0x140
 4263 01:31:42.376836  <4>[  109.344095]  full_proxy_write+0x68/0xbc
 4264 01:31:42.377132  <4>[  109.348208]  vfs_write+0xec/0x20c
 4265 01:31:42.377420  <4>[  109.351797]  ksys_write+0x70/0x100
 4266 01:31:42.377701  <4>[  109.355474]  __arm64_sys_write+0x24/0x30
 4267 01:31:42.377979  <4>[  109.359675]  el0_svc_common.constprop.0+0x84/0x1e0
 4268 01:31:42.378717  <4>[  109.364745]  do_el0_svc+0x2c/0xa4
 4269 01:31:42.379047  <4>[  109.368334]  el0_svc+0x20/0x30
 4270 01:31:42.418775  <4>[  109.371661]  el0_sync_handler+0xb0/0xb4
 4271 01:31:42.419237  <4>[  109.375772]  el0_sync+0x180/0x1c0
 4272 01:31:42.419566  <4>[  109.379358] irq event stamp: 0
 4273 01:31:42.419876  <4>[  109.382688] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4274 01:31:42.420176  <4>[  109.389241] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4275 01:31:42.420471  <4>[  109.397706] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4276 01:31:42.422064  <4>[  109.406168] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4277 01:31:42.439261  <4>[  109.412713] ---[ end trace 79c1fb89ce5ce637 ]---
 4278 01:31:42.442354  <6>[  109.417907] lkdtm: Negative detected: saturated
 4279 01:31:42.563358  # [  109.154345] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4280 01:31:42.563636  # [  109.161479] lkdtm: attempting bad refcount_sub_and_test() below zero
 4281 01:31:42.563854  # [  109.168175] ------------[ cut here ]------------
 4282 01:31:42.564053  # [  109.173120] refcount_t: underflow; use-after-free.
 4283 01:31:42.564246  # [  109.178385] WARNING: CPU: 4 PID: 2434 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4284 01:31:42.606396  # [  109.187109] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4285 01:31:42.606653  # [  109.198893] CPU: 4 PID: 2434 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4286 01:31:42.606874  # [  109.206918] Hardware name: ARM Juno development board (r0) (DT)
 4287 01:31:42.607075  # [  109.213119] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4288 01:31:42.607267  # [  109.219407] pc : refcount_warn_saturate+0xf4/0x144
 4289 01:31:42.607455  # [  109.224476] lr : refcount_warn_saturate+0xf4/0x144
 4290 01:31:42.607630  # [  109.229541] sp : ffff8000161e3cd0
 4291 01:31:42.609497  # [  109.233127] x29: ffff8000161e3cd0 x28: ffff000800813100 
 4292 01:31:42.649563  # [  109.238729] x27: 0000000000000000 x26: 0000000000000000 
 4293 01:31:42.649837  # [  109.244331] x25: ffff80001150a3b0 x24: ffff8000161e3e20 
 4294 01:31:42.650080  # [  109.249933] x23: 000000000000001f x22: ffff000804be0000 
 4295 01:31:42.650283  # [  109.255535] x21: ffff800011a271a0 x20: ffff80001150a6d0 
 4296 01:31:42.650478  # [  109.261136] x19: 0000000000000032 x18: 0000000000000000 
 4297 01:31:42.650638  # [  109.266738] x17: 0000000000000000 x16: 0000000000000000 
 4298 01:31:42.650750  # [  109.272339] x15: 0000000000000030 x14: ffffffffffffffff 
 4299 01:31:42.652677  # [  109.277941] x13: ffff8000961e397a x12: ffff8000161e3982 
 4300 01:31:42.692714  # [  109.283543] x11: ffff8000125d40c0 x10: 0000000000001440 
 4301 01:31:42.692960  # [  109.289144] x9 : ffff80001012c154 x8 : 0000000000000000 
 4302 01:31:42.693179  # [  109.294745] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4303 01:31:42.693378  # [  109.300346] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4304 01:31:42.693559  # [  109.305948] x3 : 0000000000000000 x2 : 0000000000000000 
 4305 01:31:42.693726  # [  109.311548] x1 : 0000000000000000 x0 : ffff000800813100 
 4306 01:31:42.693886  # [  109.317150] Call trace:
 4307 01:31:42.694064  # [  109.319871]  refcount_warn_saturate+0xf4/0x144
 4308 01:31:42.695830  # [  109.324596]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4309 01:31:42.736160  # [  109.330364]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4310 01:31:42.736640  # [  109.336218]  lkdtm_do_action+0x24/0x40
 4311 01:31:42.737073  # [  109.340243]  direct_entry+0xd0/0x140
 4312 01:31:42.737469  # [  109.344095]  full_proxy_write+0x68/0xbc
 4313 01:31:42.737856  # [  109.348208]  vfs_write+0xec/0x20c
 4314 01:31:42.738280  # [  109.351797]  ksys_write+0x70/0x100
 4315 01:31:42.738658  # [  109.355474]  __arm64_sys_write+0x24/0x30
 4316 01:31:42.739046  # [  109.359675]  el0_svc_common.constprop.0+0x84/0x1e0
 4317 01:31:42.739422  # [  109.364745]  do_el0_svc+0x2c/0xa4
 4318 01:31:42.740148  # [  109.368334]  el0_svc+0x20/0x30
 4319 01:31:42.779087  # [  109.371661]  el0_sync_handler+0xb0/0xb4
 4320 01:31:42.779350  # [  109.375772]  el0_sync+0x180/0x1c0
 4321 01:31:42.779569  # [  109.379358] irq event stamp: 0
 4322 01:31:42.779768  # [  109.382688] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4323 01:31:42.779961  # [  109.389241] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4324 01:31:42.780150  # [  109.397706] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4325 01:31:42.780278  # [  109.406168] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4326 01:31:42.782213  # [  109.412713] ---[ end trace 79c1fb89ce5ce637 ]---
 4327 01:31:42.811215  # [  109.417907] lkdtm: Negative detected: saturated
 4328 01:31:42.811673  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4329 01:31:42.812101  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4330 01:31:42.814490  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4331 01:31:42.927291  <6>[  109.879192] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4332 01:31:42.927794  <6>[  109.885274] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4333 01:31:42.928142  <6>[  109.892035] lkdtm: Good: zero detected
 4334 01:31:42.928826  <6>[  109.896138] lkdtm: Correctly stayed at zero
 4335 01:31:42.929165  <6>[  109.901033] lkdtm: attempting bad refcount_inc() from zero
 4336 01:31:42.929468  <4>[  109.906848] ------------[ cut here ]------------
 4337 01:31:42.929759  <4>[  109.911764] refcount_t: addition on 0; use-after-free.
 4338 01:31:42.970515  <4>[  109.917241] WARNING: CPU: 2 PID: 2467 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4339 01:31:42.971332  <4>[  109.925957] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4340 01:31:42.971703  <4>[  109.937706] CPU: 2 PID: 2467 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4341 01:31:42.972028  <4>[  109.945726] Hardware name: ARM Juno development board (r0) (DT)
 4342 01:31:42.972337  <4>[  109.951921] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4343 01:31:42.973832  <4>[  109.958203] pc : refcount_warn_saturate+0xa0/0x144
 4344 01:31:43.013868  <4>[  109.963264] lr : refcount_warn_saturate+0xa0/0x144
 4345 01:31:43.014344  <4>[  109.968324] sp : ffff80001627bcd0
 4346 01:31:43.014685  <4>[  109.971905] x29: ffff80001627bcd0 x28: ffff00080729c980 
 4347 01:31:43.015361  <4>[  109.977498] x27: 0000000000000000 x26: 0000000000000000 
 4348 01:31:43.015694  <4>[  109.983091] x25: ffff80001150a3b0 x24: ffff80001627be20 
 4349 01:31:43.015996  <4>[  109.988683] x23: 0000000000000012 x22: ffff000804bf9000 
 4350 01:31:43.016286  <4>[  109.994276] x21: ffff800011a271c0 x20: ffff80001150a6e0 
 4351 01:31:43.016574  <4>[  109.999868] x19: 0000000000000033 x18: 0000000000000000 
 4352 01:31:43.057245  <4>[  110.005460] x17: 0000000000000000 x16: 0000000000000000 
 4353 01:31:43.057699  <4>[  110.011051] x15: 0000000000000030 x14: ffffffffffffffff 
 4354 01:31:43.058424  <4>[  110.016643] x13: ffff80009627b97a x12: ffff80001627b982 
 4355 01:31:43.058768  <4>[  110.022236] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4356 01:31:43.059078  <4>[  110.027827] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4357 01:31:43.059374  <4>[  110.033419] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4358 01:31:43.059660  <4>[  110.039010] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4359 01:31:43.060520  <4>[  110.044602] x3 : 0000000000000000 x2 : 0000000000000000 
 4360 01:31:43.100507  <4>[  110.050193] x1 : 0000000000000000 x0 : ffff00080729c980 
 4361 01:31:43.100974  <4>[  110.055785] Call trace:
 4362 01:31:43.101680  <4>[  110.058499]  refcount_warn_saturate+0xa0/0x144
 4363 01:31:43.102046  <4>[  110.063217]  __refcount_add.constprop.0+0x64/0x90
 4364 01:31:43.102364  <4>[  110.068195]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4365 01:31:43.102660  <4>[  110.072910]  lkdtm_do_action+0x24/0x40
 4366 01:31:43.102948  <4>[  110.076929]  direct_entry+0xd0/0x140
 4367 01:31:43.103231  <4>[  110.080774]  full_proxy_write+0x68/0xbc
 4368 01:31:43.103508  <4>[  110.084880]  vfs_write+0xec/0x20c
 4369 01:31:43.103809  <4>[  110.088462]  ksys_write+0x70/0x100
 4370 01:31:43.104166  <4>[  110.092131]  __arm64_sys_write+0x24/0x30
 4371 01:31:43.143849  <4>[  110.096326]  el0_svc_common.constprop.0+0x84/0x1e0
 4372 01:31:43.144310  <4>[  110.101389]  do_el0_svc+0x2c/0xa4
 4373 01:31:43.145011  <4>[  110.104972]  el0_svc+0x20/0x30
 4374 01:31:43.145355  <4>[  110.108293]  el0_sync_handler+0xb0/0xb4
 4375 01:31:43.145666  <4>[  110.112398]  el0_sync+0x180/0x1c0
 4376 01:31:43.145961  <4>[  110.115978] irq event stamp: 0
 4377 01:31:43.146274  <4>[  110.119302] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4378 01:31:43.146560  <4>[  110.125846] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4379 01:31:43.175594  <4>[  110.134304] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4380 01:31:43.175929  <4>[  110.142759] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4381 01:31:43.176134  <4>[  110.149298] ---[ end trace 79c1fb89ce5ce638 ]---
 4382 01:31:43.178724  <6>[  110.154284] lkdtm: Zero detected: saturated
 4383 01:31:43.346956  # [  109.879192] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4384 01:31:43.347458  # [  109.885274] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4385 01:31:43.348168  # [  109.892035] lkdtm: Good: zero detected
 4386 01:31:43.348504  # [  109.896138] lkdtm: Correctly stayed at zero
 4387 01:31:43.348805  # [  109.901033] lkdtm: attempting bad refcount_inc() from zero
 4388 01:31:43.349097  # [  109.906848] ------------[ cut here ]------------
 4389 01:31:43.349374  # [  109.911764] refcount_t: addition on 0; use-after-free.
 4390 01:31:43.350319  # [  109.917241] WARNING: CPU: 2 PID: 2467 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4391 01:31:43.390121  # [  109.925957] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4392 01:31:43.390613  # [  109.937706] CPU: 2 PID: 2467 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4393 01:31:43.391310  # [  109.945726] Hardware name: ARM Juno development board (r0) (DT)
 4394 01:31:43.391649  # [  109.951921] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4395 01:31:43.391946  # [  109.958203] pc : refcount_warn_saturate+0xa0/0x144
 4396 01:31:43.393405  # [  109.963264] lr : refcount_warn_saturate+0xa0/0x144
 4397 01:31:43.433326  # [  109.968324] sp : ffff80001627bcd0
 4398 01:31:43.433785  # [  109.971905] x29: ffff80001627bcd0 x28: ffff00080729c980 
 4399 01:31:43.434153  # [  109.977498] x27: 0000000000000000 x26: 0000000000000000 
 4400 01:31:43.434462  # [  109.983091] x25: ffff80001150a3b0 x24: ffff80001627be20 
 4401 01:31:43.434750  # [  109.988683] x23: 0000000000000012 x22: ffff000804bf9000 
 4402 01:31:43.435109  # [  109.994276] x21: ffff800011a271c0 x20: ffff80001150a6e0 
 4403 01:31:43.435470  # [  109.999868] x19: 0000000000000033 x18: 0000000000000000 
 4404 01:31:43.435788  # [  110.005460] x17: 0000000000000000 x16: 0000000000000000 
 4405 01:31:43.476491  # [  110.011051] x15: 0000000000000030 x14: ffffffffffffffff 
 4406 01:31:43.477534  # [  110.016643] x13: ffff80009627b97a x12: ffff80001627b982 
 4407 01:31:43.477915  # [  110.022236] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4408 01:31:43.478289  # [  110.027827] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4409 01:31:43.478595  # [  110.033419] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4410 01:31:43.478881  # [  110.039010] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4411 01:31:43.479218  # [  110.044602] x3 : 0000000000000000 x2 : 0000000000000000 
 4412 01:31:43.480490  # [  110.050193] x1 : 0000000000000000 x0 : ffff00080729c980 
 4413 01:31:43.480923  # [  110.055785] Call trace:
 4414 01:31:43.519679  # [  110.058499]  refcount_warn_saturate+0xa0/0x144
 4415 01:31:43.520138  # [  110.063217]  __refcount_add.constprop.0+0x64/0x90
 4416 01:31:43.520468  # [  110.068195]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4417 01:31:43.520773  # [  110.072910]  lkdtm_do_action+0x24/0x40
 4418 01:31:43.521059  # [  110.076929]  direct_entry+0xd0/0x140
 4419 01:31:43.521340  # [  110.080774]  full_proxy_write+0x68/0xbc
 4420 01:31:43.521615  # [  110.084880]  vfs_write+0xec/0x20c
 4421 01:31:43.521889  # [  110.088462]  ksys_write+0x70/0x100
 4422 01:31:43.522221  # [  110.092131]  __arm64_sys_write+0x24/0x30
 4423 01:31:43.522878  # [  110.096326]  el0_svc_common.constprop.0+0x84/0x1e0
 4424 01:31:43.562815  # [  110.101389]  do_el0_svc+0x2c/0xa4
 4425 01:31:43.563300  # [  110.104972]  el0_svc+0x20/0x30
 4426 01:31:43.563701  # [  110.108293]  el0_sync_handler+0xb0/0xb4
 4427 01:31:43.564006  # [  110.112398]  el0_sync+0x180/0x1c0
 4428 01:31:43.564294  # [  110.115978] irq event stamp: 0
 4429 01:31:43.564575  # [  110.119302] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4430 01:31:43.564859  # [  110.125846] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4431 01:31:43.565137  # [  110.134304] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4432 01:31:43.599559  # [  110.142759] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4433 01:31:43.599987  # [  110.149298] ---[ end trace 79c1fb89ce5ce638 ]---
 4434 01:31:43.600276  # [  110.154284] lkdtm: Zero detected: saturated
 4435 01:31:43.600540  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 4436 01:31:43.602774  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4437 01:31:43.603199  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4438 01:31:43.729012  <6>[  110.681077] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4439 01:31:43.729528  <6>[  110.687104] lkdtm: attempting safe refcount_add_not_zero() from zero
 4440 01:31:43.729965  <6>[  110.693856] lkdtm: Good: zero detected
 4441 01:31:43.730777  <6>[  110.697955] lkdtm: Correctly stayed at zero
 4442 01:31:43.731138  <6>[  110.702579] lkdtm: attempting bad refcount_add() from zero
 4443 01:31:43.731529  <4>[  110.708568] ------------[ cut here ]------------
 4444 01:31:43.731912  <4>[  110.713518] refcount_t: addition on 0; use-after-free.
 4445 01:31:43.772308  <4>[  110.719000] WARNING: CPU: 2 PID: 2500 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4446 01:31:43.772772  <4>[  110.727716] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4447 01:31:43.773207  <4>[  110.739466] CPU: 2 PID: 2500 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4448 01:31:43.773615  <4>[  110.747485] Hardware name: ARM Juno development board (r0) (DT)
 4449 01:31:43.774039  <4>[  110.753680] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4450 01:31:43.775584  <4>[  110.759962] pc : refcount_warn_saturate+0xa0/0x144
 4451 01:31:43.815637  <4>[  110.765024] lr : refcount_warn_saturate+0xa0/0x144
 4452 01:31:43.816090  <4>[  110.770083] sp : ffff80001632bcd0
 4453 01:31:43.816523  <4>[  110.773664] x29: ffff80001632bcd0 x28: ffff000804876200 
 4454 01:31:43.816929  <4>[  110.779258] x27: 0000000000000000 x26: 0000000000000000 
 4455 01:31:43.817319  <4>[  110.784851] x25: ffff80001150a3b0 x24: ffff80001632be20 
 4456 01:31:43.817703  <4>[  110.790443] x23: 0000000000000012 x22: ffff000803c7b000 
 4457 01:31:43.818122  <4>[  110.796035] x21: ffff800011a271d8 x20: ffff80001150a6f0 
 4458 01:31:43.818522  <4>[  110.801626] x19: 0000000000000034 x18: 0000000000000000 
 4459 01:31:43.858993  <4>[  110.807217] x17: 0000000000000000 x16: 0000000000000000 
 4460 01:31:43.859449  <4>[  110.812809] x15: 0000000000000030 x14: ffffffffffffffff 
 4461 01:31:43.859878  <4>[  110.818400] x13: ffff80009632b97a x12: ffff80001632b982 
 4462 01:31:43.860276  <4>[  110.823992] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4463 01:31:43.860661  <4>[  110.829584] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4464 01:31:43.861041  <4>[  110.835176] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4465 01:31:43.861415  <4>[  110.840767] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4466 01:31:43.862220  <4>[  110.846358] x3 : 0000000000000000 x2 : 0000000000000000 
 4467 01:31:43.902354  <4>[  110.851949] x1 : 0000000000000000 x0 : ffff000804876200 
 4468 01:31:43.902815  <4>[  110.857541] Call trace:
 4469 01:31:43.903242  <4>[  110.860255]  refcount_warn_saturate+0xa0/0x144
 4470 01:31:43.904037  <4>[  110.864973]  __refcount_add.constprop.0+0x64/0x90
 4471 01:31:43.904399  <4>[  110.869950]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4472 01:31:43.904797  <4>[  110.874665]  lkdtm_do_action+0x24/0x40
 4473 01:31:43.905179  <4>[  110.878684]  direct_entry+0xd0/0x140
 4474 01:31:43.905565  <4>[  110.882529]  full_proxy_write+0x68/0xbc
 4475 01:31:43.905867  <4>[  110.886637]  vfs_write+0xec/0x20c
 4476 01:31:43.906209  <4>[  110.890219]  ksys_write+0x70/0x100
 4477 01:31:43.906577  <4>[  110.893889]  __arm64_sys_write+0x24/0x30
 4478 01:31:43.945627  <4>[  110.898083]  el0_svc_common.constprop.0+0x84/0x1e0
 4479 01:31:43.946121  <4>[  110.903146]  do_el0_svc+0x2c/0xa4
 4480 01:31:43.946857  <4>[  110.906728]  el0_svc+0x20/0x30
 4481 01:31:43.947210  <4>[  110.910049]  el0_sync_handler+0xb0/0xb4
 4482 01:31:43.947515  <4>[  110.914154]  el0_sync+0x180/0x1c0
 4483 01:31:43.947804  <4>[  110.917735] irq event stamp: 0
 4484 01:31:43.948088  <4>[  110.921058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4485 01:31:43.948374  <4>[  110.927603] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4486 01:31:43.976941  <4>[  110.936061] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4487 01:31:43.977584  <4>[  110.944516] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4488 01:31:43.977803  <4>[  110.951055] ---[ end trace 79c1fb89ce5ce639 ]---
 4489 01:31:43.980072  <6>[  110.955998] lkdtm: Zero detected: saturated
 4490 01:31:44.106924  # [  110.681077] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4491 01:31:44.107222  # [  110.687104] lkdtm: attempting safe refcount_add_not_zero() from zero
 4492 01:31:44.107421  # [  110.693856] lkdtm: Good: zero detected
 4493 01:31:44.107596  # [  110.697955] lkdtm: Correctly stayed at zero
 4494 01:31:44.107749  # [  110.702579] lkdtm: attempting bad refcount_add() from zero
 4495 01:31:44.107879  # [  110.708568] ------------[ cut here ]------------
 4496 01:31:44.108005  # [  110.713518] refcount_t: addition on 0; use-after-free.
 4497 01:31:44.150213  # [  110.719000] WARNING: CPU: 2 PID: 2500 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4498 01:31:44.150644  # [  110.727716] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4499 01:31:44.151037  # [  110.739466] CPU: 2 PID: 2500 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4500 01:31:44.151402  # [  110.747485] Hardware name: ARM Juno development board (r0) (DT)
 4501 01:31:44.151749  # [  110.753680] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4502 01:31:44.152085  # [  110.759962] pc : refcount_warn_saturate+0xa0/0x144
 4503 01:31:44.193324  # [  110.765024] lr : refcount_warn_saturate+0xa0/0x144
 4504 01:31:44.193748  # [  110.770083] sp : ffff80001632bcd0
 4505 01:31:44.194202  # [  110.773664] x29: ffff80001632bcd0 x28: ffff000804876200 
 4506 01:31:44.194608  # [  110.779258] x27: 0000000000000000 x26: 0000000000000000 
 4507 01:31:44.194993  # [  110.784851] x25: ffff80001150a3b0 x24: ffff80001632be20 
 4508 01:31:44.195373  # [  110.790443] x23: 0000000000000012 x22: ffff000803c7b000 
 4509 01:31:44.195748  # [  110.796035] x21: ffff800011a271d8 x20: ffff80001150a6f0 
 4510 01:31:44.196114  # [  110.801626] x19: 0000000000000034 x18: 0000000000000000 
 4511 01:31:44.196923  # [  110.807217] x17: 0000000000000000 x16: 0000000000000000 
 4512 01:31:44.236558  # [  110.812809] x15: 0000000000000030 x14: ffffffffffffffff 
 4513 01:31:44.237029  # [  110.818400] x13: ffff80009632b97a x12: ffff80001632b982 
 4514 01:31:44.237462  # [  110.823992] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4515 01:31:44.237861  # [  110.829584] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4516 01:31:44.238293  # [  110.835176] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4517 01:31:44.238675  # [  110.840767] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 4518 01:31:44.239125  # [  110.846358] x3 : 0000000000000000 x2 : 0000000000000000 
 4519 01:31:44.239929  # [  110.851949] x1 : 0000000000000000 x0 : ffff000804876200 
 4520 01:31:44.279740  # [  110.857541] Call trace:
 4521 01:31:44.280222  # [  110.860255]  refcount_warn_saturate+0xa0/0x144
 4522 01:31:44.281028  # [  110.864973]  __refcount_add.constprop.0+0x64/0x90
 4523 01:31:44.281396  # [  110.869950]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4524 01:31:44.281795  # [  110.874665]  lkdtm_do_action+0x24/0x40
 4525 01:31:44.282221  # [  110.878684]  direct_entry+0xd0/0x140
 4526 01:31:44.282613  # [  110.882529]  full_proxy_write+0x68/0xbc
 4527 01:31:44.283026  # [  110.886637]  vfs_write+0xec/0x20c
 4528 01:31:44.283382  # [  110.890219]  ksys_write+0x70/0x100
 4529 01:31:44.283759  # [  110.893889]  __arm64_sys_write+0x24/0x30
 4530 01:31:44.322625  # [  110.898083]  el0_svc_common.constprop.0+0x84/0x1e0
 4531 01:31:44.322892  # [  110.903146]  do_el0_svc+0x2c/0xa4
 4532 01:31:44.323063  # [  110.906728]  el0_svc+0x20/0x30
 4533 01:31:44.323220  # [  110.910049]  el0_sync_handler+0xb0/0xb4
 4534 01:31:44.323370  # [  110.914154]  el0_sync+0x180/0x1c0
 4535 01:31:44.323516  # [  110.917735] irq event stamp: 0
 4536 01:31:44.323659  # [  110.921058] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4537 01:31:44.323802  # [  110.927603] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4538 01:31:44.325801  # [  110.936061] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4539 01:31:44.359766  # [  110.944516] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4540 01:31:44.360023  # [  110.951055] ---[ end trace 79c1fb89ce5ce639 ]---
 4541 01:31:44.360194  # [  110.955998] lkdtm: Zero detected: saturated
 4542 01:31:44.360350  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 4543 01:31:44.360500  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4544 01:31:44.362900  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4545 01:31:44.499714  <6>[  111.450381] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4546 01:31:44.500209  <6>[  111.456820] lkdtm: attempting bad refcount_inc() from saturated
 4547 01:31:44.500550  <4>[  111.463104] ------------[ cut here ]------------
 4548 01:31:44.500866  <4>[  111.468118] refcount_t: saturated; leaking memory.
 4549 01:31:44.501167  <4>[  111.473344] WARNING: CPU: 4 PID: 2536 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4550 01:31:44.502968  <4>[  111.482067] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4551 01:31:44.543053  <4>[  111.493851] CPU: 4 PID: 2536 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4552 01:31:44.543508  <4>[  111.501875] Hardware name: ARM Juno development board (r0) (DT)
 4553 01:31:44.543847  <4>[  111.508076] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4554 01:31:44.544156  <4>[  111.514364] pc : refcount_warn_saturate+0x74/0x144
 4555 01:31:44.544459  <4>[  111.519433] lr : refcount_warn_saturate+0x74/0x144
 4556 01:31:44.544751  <4>[  111.524498] sp : ffff8000163bbcd0
 4557 01:31:44.545034  <4>[  111.528084] x29: ffff8000163bbcd0 x28: ffff000802b00000 
 4558 01:31:44.546353  <4>[  111.533687] x27: 0000000000000000 x26: 0000000000000000 
 4559 01:31:44.586549  <4>[  111.539289] x25: ffff80001150a3b0 x24: ffff8000163bbe20 
 4560 01:31:44.587026  <4>[  111.544890] x23: 0000000000000017 x22: ffff000803f55000 
 4561 01:31:44.587363  <4>[  111.550492] x21: ffff800011a271f0 x20: ffff80001150a700 
 4562 01:31:44.587672  <4>[  111.556093] x19: 0000000000000035 x18: 0000000000000000 
 4563 01:31:44.587975  <4>[  111.561694] x17: 0000000000000000 x16: 0000000000000000 
 4564 01:31:44.588264  <4>[  111.567296] x15: 0000000000000030 x14: ffffffffffffffff 
 4565 01:31:44.588549  <4>[  111.572897] x13: ffff8000963bb97a x12: ffff8000163bb982 
 4566 01:31:44.629823  <4>[  111.578499] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4567 01:31:44.630716  <4>[  111.584101] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4568 01:31:44.631090  <4>[  111.589702] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4569 01:31:44.631412  <4>[  111.595304] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4570 01:31:44.631714  <4>[  111.600905] x3 : 0000000000000000 x2 : 0000000000000000 
 4571 01:31:44.632006  <4>[  111.606505] x1 : 0000000000000000 x0 : ffff000802b00000 
 4572 01:31:44.632290  <4>[  111.612107] Call trace:
 4573 01:31:44.632570  <4>[  111.614827]  refcount_warn_saturate+0x74/0x144
 4574 01:31:44.633302  <4>[  111.619552]  __refcount_add.constprop.0+0x7c/0x90
 4575 01:31:44.673337  <4>[  111.624536]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4576 01:31:44.673817  <4>[  111.629693]  lkdtm_do_action+0x24/0x40
 4577 01:31:44.674189  <4>[  111.633718]  direct_entry+0xd0/0x140
 4578 01:31:44.674553  <4>[  111.637569]  full_proxy_write+0x68/0xbc
 4579 01:31:44.674888  <4>[  111.641682]  vfs_write+0xec/0x20c
 4580 01:31:44.675180  <4>[  111.645271]  ksys_write+0x70/0x100
 4581 01:31:44.675464  <4>[  111.648947]  __arm64_sys_write+0x24/0x30
 4582 01:31:44.675744  <4>[  111.653149]  el0_svc_common.constprop.0+0x84/0x1e0
 4583 01:31:44.676024  <4>[  111.658218]  do_el0_svc+0x2c/0xa4
 4584 01:31:44.676360  <4>[  111.661807]  el0_svc+0x20/0x30
 4585 01:31:44.677061  <4>[  111.665135]  el0_sync_handler+0xb0/0xb4
 4586 01:31:44.716839  <4>[  111.669246]  el0_sync+0x180/0x1c0
 4587 01:31:44.717316  <4>[  111.672833] irq event stamp: 0
 4588 01:31:44.717655  <4>[  111.676163] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4589 01:31:44.717972  <4>[  111.682715] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4590 01:31:44.718325  <4>[  111.691180] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4591 01:31:44.718624  <4>[  111.699642] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4592 01:31:44.720117  <4>[  111.706187] ---[ end trace 79c1fb89ce5ce63a ]---
 4593 01:31:44.735670  <6>[  111.711247] lkdtm: Saturation detected: still saturated
 4594 01:31:44.871517  # [  111.450381] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4595 01:31:44.871788  # [  111.456820] lkdtm: attempting bad refcount_inc() from saturated
 4596 01:31:44.871957  # [  111.463104] ------------[ cut here ]------------
 4597 01:31:44.872113  # [  111.468118] refcount_t: saturated; leaking memory.
 4598 01:31:44.872523  # [  111.473344] WARNING: CPU: 4 PID: 2536 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4599 01:31:44.872687  # [  111.482067] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4600 01:31:44.914727  # [  111.493851] CPU: 4 PID: 2536 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4601 01:31:44.915035  # [  111.501875] Hardware name: ARM Juno development board (r0) (DT)
 4602 01:31:44.915214  # [  111.508076] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4603 01:31:44.915369  # [  111.514364] pc : refcount_warn_saturate+0x74/0x144
 4604 01:31:44.915519  # [  111.519433] lr : refcount_warn_saturate+0x74/0x144
 4605 01:31:44.915709  # [  111.524498] sp : ffff8000163bbcd0
 4606 01:31:44.915874  # [  111.528084] x29: ffff8000163bbcd0 x28: ffff000802b00000 
 4607 01:31:44.917847  # [  111.533687] x27: 0000000000000000 x26: 0000000000000000 
 4608 01:31:44.957773  # [  111.539289] x25: ffff80001150a3b0 x24: ffff8000163bbe20 
 4609 01:31:44.958060  # [  111.544890] x23: 0000000000000017 x22: ffff000803f55000 
 4610 01:31:44.958241  # [  111.550492] x21: ffff800011a271f0 x20: ffff80001150a700 
 4611 01:31:44.958401  # [  111.556093] x19: 0000000000000035 x18: 0000000000000000 
 4612 01:31:44.958552  # [  111.561694] x17: 0000000000000000 x16: 0000000000000000 
 4613 01:31:44.958695  # [  111.567296] x15: 0000000000000030 x14: ffffffffffffffff 
 4614 01:31:44.958839  # [  111.572897] x13: ffff8000963bb97a x12: ffff8000163bb982 
 4615 01:31:44.960923  # [  111.578499] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4616 01:31:45.001064  # [  111.584101] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4617 01:31:45.001308  # [  111.589702] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4618 01:31:45.001479  # [  111.595304] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4619 01:31:45.001635  # [  111.600905] x3 : 0000000000000000 x2 : 0000000000000000 
 4620 01:31:45.001784  # [  111.606505] x1 : 0000000000000000 x0 : ffff000802b00000 
 4621 01:31:45.001938  # [  111.612107] Call trace:
 4622 01:31:45.002084  # [  111.614827]  refcount_warn_saturate+0x74/0x144
 4623 01:31:45.002207  # [  111.619552]  __refcount_add.constprop.0+0x7c/0x90
 4624 01:31:45.004193  # [  111.624536]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4625 01:31:45.044211  # [  111.629693]  lkdtm_do_action+0x24/0x40
 4626 01:31:45.044456  # [  111.633718]  direct_entry+0xd0/0x140
 4627 01:31:45.044627  # [  111.637569]  full_proxy_write+0x68/0xbc
 4628 01:31:45.044781  # [  111.641682]  vfs_write+0xec/0x20c
 4629 01:31:45.044928  # [  111.645271]  ksys_write+0x70/0x100
 4630 01:31:45.045071  # [  111.648947]  __arm64_sys_write+0x24/0x30
 4631 01:31:45.045214  # [  111.653149]  el0_svc_common.constprop.0+0x84/0x1e0
 4632 01:31:45.045353  # [  111.658218]  do_el0_svc+0x2c/0xa4
 4633 01:31:45.045493  # [  111.661807]  el0_svc+0x20/0x30
 4634 01:31:45.045632  # [  111.665135]  el0_sync_handler+0xb0/0xb4
 4635 01:31:45.047379  # [  111.669246]  el0_sync+0x180/0x1c0
 4636 01:31:45.087435  # [  111.672833] irq event stamp: 0
 4637 01:31:45.087708  # [  111.676163] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4638 01:31:45.087883  # [  111.682715] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4639 01:31:45.088039  # [  111.691180] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4640 01:31:45.088190  # [  111.699642] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4641 01:31:45.088336  # [  111.706187] ---[ end trace 79c1fb89ce5ce63a ]---
 4642 01:31:45.090516  # [  111.711247] lkdtm: Saturation detected: still saturated
 4643 01:31:45.113220  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4644 01:31:45.113471  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4645 01:31:45.116356  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4646 01:31:45.240026  <6>[  112.192327] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4647 01:31:45.240296  <6>[  112.198776] lkdtm: attempting bad refcount_dec() from saturated
 4648 01:31:45.240468  <4>[  112.205099] ------------[ cut here ]------------
 4649 01:31:45.240624  <4>[  112.210069] refcount_t: decrement hit 0; leaking memory.
 4650 01:31:45.240773  <4>[  112.216185] WARNING: CPU: 1 PID: 2572 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4651 01:31:45.283289  <4>[  112.224993] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4652 01:31:45.283521  <4>[  112.236748] CPU: 1 PID: 2572 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4653 01:31:45.283693  <4>[  112.244769] Hardware name: ARM Juno development board (r0) (DT)
 4654 01:31:45.283849  <4>[  112.250965] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4655 01:31:45.284000  <4>[  112.257247] pc : refcount_warn_saturate+0x13c/0x144
 4656 01:31:45.284148  <4>[  112.262397] lr : refcount_warn_saturate+0x13c/0x144
 4657 01:31:45.284239  <4>[  112.267545] sp : ffff80001646bcc0
 4658 01:31:45.286609  <4>[  112.271127] x29: ffff80001646bcc0 x28: ffff000802aa8000 
 4659 01:31:45.326948  <4>[  112.276723] x27: 0000000000000000 x26: 0000000000000000 
 4660 01:31:45.327420  <4>[  112.282317] x25: ffff80001150a3b0 x24: ffff80001646be20 
 4661 01:31:45.327760  <4>[  112.287911] x23: 0000000000000017 x22: ffff0008033ca000 
 4662 01:31:45.328072  <4>[  112.293505] x21: ffff800011a27208 x20: ffff80001150a710 
 4663 01:31:45.328370  <4>[  112.299099] x19: ffff80001646bd04 x18: 0000000000000000 
 4664 01:31:45.328660  <4>[  112.304693] x17: 0000000000000000 x16: 0000000000000000 
 4665 01:31:45.328946  <4>[  112.310286] x15: 0000000000000000 x14: ffff0008002a6200 
 4666 01:31:45.330136  <4>[  112.315880] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 4667 01:31:45.370345  <4>[  112.321473] x11: 0000000000000000 x10: 0000000000001440 
 4668 01:31:45.370794  <4>[  112.327067] x9 : ffff80001012c154 x8 : 0000000000000000 
 4669 01:31:45.371131  <4>[  112.332660] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 4670 01:31:45.371514  <4>[  112.338254] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4671 01:31:45.371823  <4>[  112.343848] x3 : 0000000000000000 x2 : 0000000000000000 
 4672 01:31:45.372113  <4>[  112.349442] x1 : 0000000000000000 x0 : ffff000802aa8000 
 4673 01:31:45.372399  <4>[  112.355035] Call trace:
 4674 01:31:45.373610  <4>[  112.357750]  refcount_warn_saturate+0x13c/0x144
 4675 01:31:45.413618  <4>[  112.362555]  __refcount_dec.constprop.0+0x5c/0x6c
 4676 01:31:45.414102  <4>[  112.367532]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4677 01:31:45.414452  <4>[  112.372685]  lkdtm_do_action+0x24/0x40
 4678 01:31:45.414766  <4>[  112.376704]  direct_entry+0xd0/0x140
 4679 01:31:45.415064  <4>[  112.380551]  full_proxy_write+0x68/0xbc
 4680 01:31:45.415353  <4>[  112.384660]  vfs_write+0xec/0x20c
 4681 01:31:45.415635  <4>[  112.388243]  ksys_write+0x70/0x100
 4682 01:31:45.415948  <4>[  112.391914]  __arm64_sys_write+0x24/0x30
 4683 01:31:45.416280  <4>[  112.396110]  el0_svc_common.constprop.0+0x84/0x1e0
 4684 01:31:45.416591  <4>[  112.401174]  do_el0_svc+0x2c/0xa4
 4685 01:31:45.417317  <4>[  112.404758]  el0_svc+0x20/0x30
 4686 01:31:45.456956  <4>[  112.408080]  el0_sync_handler+0xb0/0xb4
 4687 01:31:45.457400  <4>[  112.412186]  el0_sync+0x180/0x1c0
 4688 01:31:45.457735  <4>[  112.415768] irq event stamp: 0
 4689 01:31:45.458087  <4>[  112.419092] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4690 01:31:45.458399  <4>[  112.425638] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4691 01:31:45.458703  <4>[  112.434097] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4692 01:31:45.460240  <4>[  112.442553] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4693 01:31:45.477815  <4>[  112.449094] ---[ end trace 79c1fb89ce5ce63b ]---
 4694 01:31:45.480919  <6>[  112.454074] lkdtm: Saturation detected: still saturated
 4695 01:31:45.626915  # [  112.192327] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4696 01:31:45.627191  # [  112.198776] lkdtm: attempting bad refcount_dec() from saturated
 4697 01:31:45.627360  # [  112.205099] ------------[ cut here ]------------
 4698 01:31:45.627517  # [  112.210069] refcount_t: decrement hit 0; leaking memory.
 4699 01:31:45.627668  # [  112.216185] WARNING: CPU: 1 PID: 2572 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4700 01:31:45.630027  # [  112.224993] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4701 01:31:45.670048  # [  112.236748] CPU: 1 PID: 2572 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4702 01:31:45.670307  # [  112.244769] Hardware name: ARM Juno development board (r0) (DT)
 4703 01:31:45.670797  # [  112.250965] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4704 01:31:45.670986  # [  112.257247] pc : refcount_warn_saturate+0x13c/0x144
 4705 01:31:45.671189  # [  112.262397] lr : refcount_warn_saturate+0x13c/0x144
 4706 01:31:45.671380  # [  112.267545] sp : ffff80001646bcc0
 4707 01:31:45.671568  # [  112.271127] x29: ffff80001646bcc0 x28: ffff000802aa8000 
 4708 01:31:45.713247  # [  112.276723] x27: 0000000000000000 x26: 0000000000000000 
 4709 01:31:45.713737  # [  112.282317] x25: ffff80001150a3b0 x24: ffff80001646be20 
 4710 01:31:45.714235  # [  112.287911] x23: 0000000000000017 x22: ffff0008033ca000 
 4711 01:31:45.714644  # [  112.293505] x21: ffff800011a27208 x20: ffff80001150a710 
 4712 01:31:45.715030  # [  112.299099] x19: ffff80001646bd04 x18: 0000000000000000 
 4713 01:31:45.715410  # [  112.304693] x17: 0000000000000000 x16: 0000000000000000 
 4714 01:31:45.715787  # [  112.310286] x15: 0000000000000000 x14: ffff0008002a6200 
 4715 01:31:45.716521  # [  112.315880] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 4716 01:31:45.756660  # [  112.321473] x11: 0000000000000000 x10: 0000000000001440 
 4717 01:31:45.757133  # [  112.327067] x9 : ffff80001012c154 x8 : 0000000000000000 
 4718 01:31:45.757564  # [  112.332660] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 4719 01:31:45.757966  # [  112.338254] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4720 01:31:45.758390  # [  112.343848] x3 : 0000000000000000 x2 : 0000000000000000 
 4721 01:31:45.758773  # [  112.349442] x1 : 0000000000000000 x0 : ffff000802aa8000 
 4722 01:31:45.759143  # [  112.355035] Call trace:
 4723 01:31:45.759521  # [  112.357750]  refcount_warn_saturate+0x13c/0x144
 4724 01:31:45.760261  # [  112.362555]  __refcount_dec.constprop.0+0x5c/0x6c
 4725 01:31:45.799816  # [  112.367532]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4726 01:31:45.800299  # [  112.372685]  lkdtm_do_action+0x24/0x40
 4727 01:31:45.800734  # [  112.376704]  direct_entry+0xd0/0x140
 4728 01:31:45.801131  # [  112.380551]  full_proxy_write+0x68/0xbc
 4729 01:31:45.801514  # [  112.384660]  vfs_write+0xec/0x20c
 4730 01:31:45.801891  # [  112.388243]  ksys_write+0x70/0x100
 4731 01:31:45.802298  # [  112.391914]  __arm64_sys_write+0x24/0x30
 4732 01:31:45.802677  # [  112.396110]  el0_svc_common.constprop.0+0x84/0x1e0
 4733 01:31:45.803140  # [  112.401174]  do_el0_svc+0x2c/0xa4
 4734 01:31:45.803514  # [  112.404758]  el0_svc+0x20/0x30
 4735 01:31:45.804246  # [  112.408080]  el0_sync_handler+0xb0/0xb4
 4736 01:31:45.842956  # [  112.412186]  el0_sync+0x180/0x1c0
 4737 01:31:45.843398  # [  112.415768] irq event stamp: 0
 4738 01:31:45.843786  # [  112.419092] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4739 01:31:45.844144  # [  112.425638] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4740 01:31:45.844490  # [  112.434097] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4741 01:31:45.844827  # [  112.442553] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4742 01:31:45.846125  # [  112.449094] ---[ end trace 79c1fb89ce5ce63b ]---
 4743 01:31:45.874604  # [  112.454074] lkdtm: Saturation detected: still saturated
 4744 01:31:45.874859  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4745 01:31:45.875079  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4746 01:31:45.877726  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4747 01:31:46.014575  <6>[  112.963613] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4748 01:31:46.015020  <6>[  112.970042] lkdtm: attempting bad refcount_dec() from saturated
 4749 01:31:46.015324  <4>[  112.976365] ------------[ cut here ]------------
 4750 01:31:46.015606  <4>[  112.981340] refcount_t: saturated; leaking memory.
 4751 01:31:46.016206  <4>[  112.986609] WARNING: CPU: 1 PID: 2608 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4752 01:31:46.017848  <4>[  112.995329] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4753 01:31:46.057816  <4>[  113.007080] CPU: 1 PID: 2608 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4754 01:31:46.058689  <4>[  113.015100] Hardware name: ARM Juno development board (r0) (DT)
 4755 01:31:46.059059  <4>[  113.021297] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4756 01:31:46.059379  <4>[  113.027579] pc : refcount_warn_saturate+0x74/0x144
 4757 01:31:46.059683  <4>[  113.032641] lr : refcount_warn_saturate+0x74/0x144
 4758 01:31:46.059976  <4>[  113.037701] sp : ffff8000164f3cd0
 4759 01:31:46.060263  <4>[  113.041283] x29: ffff8000164f3cd0 x28: ffff000802aa9880 
 4760 01:31:46.061233  <4>[  113.046877] x27: 0000000000000000 x26: 0000000000000000 
 4761 01:31:46.101236  <4>[  113.052471] x25: ffff80001150a3b0 x24: ffff8000164f3e20 
 4762 01:31:46.101678  <4>[  113.058064] x23: 0000000000000017 x22: ffff000804f17000 
 4763 01:31:46.102401  <4>[  113.063656] x21: ffff800011a27220 x20: ffff80001150a720 
 4764 01:31:46.102746  <4>[  113.069249] x19: 0000000000000037 x18: 0000000000000000 
 4765 01:31:46.103056  <4>[  113.074841] x17: 0000000000000000 x16: 0000000000000000 
 4766 01:31:46.103356  <4>[  113.080433] x15: 0000000000000000 x14: 0000000000000000 
 4767 01:31:46.103648  <4>[  113.086025] x13: 0000000000000ada x12: 071c71c71c71c71c 
 4768 01:31:46.104484  <4>[  113.091618] x11: 0000000000000ada x10: 0000000000001440 
 4769 01:31:46.144568  <4>[  113.097210] x9 : ffff80001012c154 x8 : 0000000000000000 
 4770 01:31:46.145020  <4>[  113.102802] x7 : 0000000080180007 x6 : ffff8000125a5000 
 4771 01:31:46.145354  <4>[  113.108394] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4772 01:31:46.145661  <4>[  113.113986] x3 : 0000000000000000 x2 : 0000000000000000 
 4773 01:31:46.146314  <4>[  113.119578] x1 : 0000000000000000 x0 : ffff000802aa9880 
 4774 01:31:46.146646  <4>[  113.125170] Call trace:
 4775 01:31:46.146947  <4>[  113.127885]  refcount_warn_saturate+0x74/0x144
 4776 01:31:46.147866  <4>[  113.132604]  __refcount_add.constprop.0+0x7c/0x90
 4777 01:31:46.187873  <4>[  113.137583]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4778 01:31:46.188742  <4>[  113.142734]  lkdtm_do_action+0x24/0x40
 4779 01:31:46.189112  <4>[  113.146753]  direct_entry+0xd0/0x140
 4780 01:31:46.189432  <4>[  113.150598]  full_proxy_write+0x68/0xbc
 4781 01:31:46.189735  <4>[  113.154704]  vfs_write+0xec/0x20c
 4782 01:31:46.190070  <4>[  113.158287]  ksys_write+0x70/0x100
 4783 01:31:46.190372  <4>[  113.161956]  __arm64_sys_write+0x24/0x30
 4784 01:31:46.190656  <4>[  113.166151]  el0_svc_common.constprop.0+0x84/0x1e0
 4785 01:31:46.190937  <4>[  113.171214]  do_el0_svc+0x2c/0xa4
 4786 01:31:46.191313  <4>[  113.174797]  el0_svc+0x20/0x30
 4787 01:31:46.191675  <4>[  113.178119]  el0_sync_handler+0xb0/0xb4
 4788 01:31:46.231344  <4>[  113.182225]  el0_sync+0x180/0x1c0
 4789 01:31:46.231804  <4>[  113.185805] irq event stamp: 0
 4790 01:31:46.232230  <4>[  113.189129] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4791 01:31:46.232638  <4>[  113.195674] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4792 01:31:46.233400  <4>[  113.204133] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4793 01:31:46.233757  <4>[  113.212588] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4794 01:31:46.234560  <4>[  113.219128] ---[ end trace 79c1fb89ce5ce63c ]---
 4795 01:31:46.249325  <6>[  113.224104] lkdtm: Saturation detected: still saturated
 4796 01:31:46.385383  # [  112.963613] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4797 01:31:46.385658  # [  112.970042] lkdtm: attempting bad refcount_dec() from saturated
 4798 01:31:46.385830  # [  112.976365] ------------[ cut here ]------------
 4799 01:31:46.385995  # [  112.981340] refcount_t: saturated; leaking memory.
 4800 01:31:46.386176  # [  112.986609] WARNING: CPU: 1 PID: 2608 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4801 01:31:46.388562  # [  112.995329] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4802 01:31:46.428829  # [  113.007080] CPU: 1 PID: 2608 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4803 01:31:46.429335  # [  113.015100] Hardware name: ARM Juno development board (r0) (DT)
 4804 01:31:46.429839  # [  113.021297] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4805 01:31:46.430233  # [  113.027579] pc : refcount_warn_saturate+0x74/0x144
 4806 01:31:46.430548  # [  113.032641] lr : refcount_warn_saturate+0x74/0x144
 4807 01:31:46.430845  # [  113.037701] sp : ffff8000164f3cd0
 4808 01:31:46.431136  # [  113.041283] x29: ffff8000164f3cd0 x28: ffff000802aa9880 
 4809 01:31:46.431986  # [  113.046877] x27: 0000000000000000 x26: 0000000000000000 
 4810 01:31:46.471934  # [  113.052471] x25: ffff80001150a3b0 x24: ffff8000164f3e20 
 4811 01:31:46.472567  # [  113.058064] x23: 0000000000000017 x22: ffff000804f17000 
 4812 01:31:46.472920  # [  113.063656] x21: ffff800011a27220 x20: ffff80001150a720 
 4813 01:31:46.473406  # [  113.069249] x19: 0000000000000037 x18: 0000000000000000 
 4814 01:31:46.473759  # [  113.074841] x17: 0000000000000000 x16: 0000000000000000 
 4815 01:31:46.474238  # [  113.080433] x15: 0000000000000000 x14: 0000000000000000 
 4816 01:31:46.474638  # [  113.086025] x13: 0000000000000ada x12: 071c71c71c71c71c 
 4817 01:31:46.515095  # [  113.091618] x11: 0000000000000ada x10: 0000000000001440 
 4818 01:31:46.515572  # [  113.097210] x9 : ffff80001012c154 x8 : 0000000000000000 
 4819 01:31:46.516001  # [  113.102802] x7 : 0000000080180007 x6 : ffff8000125a5000 
 4820 01:31:46.516404  # [  113.108394] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4821 01:31:46.516786  # [  113.113986] x3 : 0000000000000000 x2 : 0000000000000000 
 4822 01:31:46.517168  # [  113.119578] x1 : 0000000000000000 x0 : ffff000802aa9880 
 4823 01:31:46.517540  # [  113.125170] Call trace:
 4824 01:31:46.517906  # [  113.127885]  refcount_warn_saturate+0x74/0x144
 4825 01:31:46.518743  # [  113.132604]  __refcount_add.constprop.0+0x7c/0x90
 4826 01:31:46.558204  # [  113.137583]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4827 01:31:46.559088  # [  113.142734]  lkdtm_do_action+0x24/0x40
 4828 01:31:46.559471  # [  113.146753]  direct_entry+0xd0/0x140
 4829 01:31:46.559879  # [  113.150598]  full_proxy_write+0x68/0xbc
 4830 01:31:46.560268  # [  113.154704]  vfs_write+0xec/0x20c
 4831 01:31:46.560648  # [  113.158287]  ksys_write+0x70/0x100
 4832 01:31:46.561023  # [  113.161956]  __arm64_sys_write+0x24/0x30
 4833 01:31:46.561464  # [  113.166151]  el0_svc_common.constprop.0+0x84/0x1e0
 4834 01:31:46.561847  # [  113.171214]  do_el0_svc+0x2c/0xa4
 4835 01:31:46.562260  # [  113.174797]  el0_svc+0x20/0x30
 4836 01:31:46.562726  # [  113.178119]  el0_sync_handler+0xb0/0xb4
 4837 01:31:46.601103  # [  113.182225]  el0_sync+0x180/0x1c0
 4838 01:31:46.601364  # [  113.185805] irq event stamp: 0
 4839 01:31:46.601589  # [  113.189129] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4840 01:31:46.602097  # [  113.195674] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4841 01:31:46.602283  # [  113.204133] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4842 01:31:46.602485  # [  113.212588] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4843 01:31:46.602669  # [  113.219128] ---[ end trace 79c1fb89ce5ce63c ]---
 4844 01:31:46.632900  # [  113.224104] lkdtm: Saturation detected: still saturated
 4845 01:31:46.633153  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4846 01:31:46.636245  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4847 01:31:46.636679  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4848 01:31:46.757175  <6>[  113.708092] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4849 01:31:46.757665  <6>[  113.715405] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4850 01:31:46.758035  <4>[  113.722514] ------------[ cut here ]------------
 4851 01:31:46.758366  <4>[  113.727491] refcount_t: saturated; leaking memory.
 4852 01:31:46.758673  <4>[  113.732870] WARNING: CPU: 4 PID: 2641 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4853 01:31:46.760440  <4>[  113.741593] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4854 01:31:46.800558  <4>[  113.753377] CPU: 4 PID: 2641 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4855 01:31:46.801004  <4>[  113.761401] Hardware name: ARM Juno development board (r0) (DT)
 4856 01:31:46.801347  <4>[  113.767602] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4857 01:31:46.801662  <4>[  113.773891] pc : refcount_warn_saturate+0xc8/0x144
 4858 01:31:46.801961  <4>[  113.778959] lr : refcount_warn_saturate+0xc8/0x144
 4859 01:31:46.802306  <4>[  113.784024] sp : ffff800016583cb0
 4860 01:31:46.803794  <4>[  113.787610] x29: ffff800016583cb0 x28: ffff000805a7b100 
 4861 01:31:46.843903  <4>[  113.793212] x27: 0000000000000000 x26: 0000000000000000 
 4862 01:31:46.844728  <4>[  113.798814] x25: ffff80001150a3b0 x24: ffff800016583e20 
 4863 01:31:46.845093  <4>[  113.804416] x23: 0000000000000020 x22: ffff0008073e1000 
 4864 01:31:46.845413  <4>[  113.810018] x21: 0000000000000001 x20: 00000000c0000000 
 4865 01:31:46.845714  <4>[  113.815620] x19: ffff800016583d04 x18: 0000000000000000 
 4866 01:31:46.846044  <4>[  113.821221] x17: 0000000000000000 x16: 0000000000000000 
 4867 01:31:46.846348  <4>[  113.826822] x15: 0000000000000030 x14: ffffffffffffffff 
 4868 01:31:46.847136  <4>[  113.832424] x13: ffff80009658395a x12: ffff800016583962 
 4869 01:31:46.887367  <4>[  113.838026] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4870 01:31:46.887831  <4>[  113.843628] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4871 01:31:46.888173  <4>[  113.849229] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4872 01:31:46.888482  <4>[  113.854831] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4873 01:31:46.888787  <4>[  113.860433] x3 : 0000000000000000 x2 : 0000000000000000 
 4874 01:31:46.889078  <4>[  113.866033] x1 : 0000000000000000 x0 : ffff000805a7b100 
 4875 01:31:46.889361  <4>[  113.871635] Call trace:
 4876 01:31:46.889644  <4>[  113.874355]  refcount_warn_saturate+0xc8/0x144
 4877 01:31:46.930713  <4>[  113.879080]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4878 01:31:46.931556  <4>[  113.884846]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4879 01:31:46.931924  <4>[  113.890787]  lkdtm_do_action+0x24/0x40
 4880 01:31:46.932250  <4>[  113.894813]  direct_entry+0xd0/0x140
 4881 01:31:46.932552  <4>[  113.898664]  full_proxy_write+0x68/0xbc
 4882 01:31:46.932846  <4>[  113.902777]  vfs_write+0xec/0x20c
 4883 01:31:46.933132  <4>[  113.906366]  ksys_write+0x70/0x100
 4884 01:31:46.933413  <4>[  113.910042]  __arm64_sys_write+0x24/0x30
 4885 01:31:46.933708  <4>[  113.914244]  el0_svc_common.constprop.0+0x84/0x1e0
 4886 01:31:46.934243  <4>[  113.919314]  do_el0_svc+0x2c/0xa4
 4887 01:31:46.934601  <4>[  113.922903]  el0_svc+0x20/0x30
 4888 01:31:46.974104  <4>[  113.926230]  el0_sync_handler+0xb0/0xb4
 4889 01:31:46.974561  <4>[  113.930341]  el0_sync+0x180/0x1c0
 4890 01:31:46.974984  <4>[  113.933927] irq event stamp: 0
 4891 01:31:46.975383  <4>[  113.937258] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4892 01:31:46.975773  <4>[  113.943811] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4893 01:31:46.976543  <4>[  113.952276] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4894 01:31:46.977321  <4>[  113.960738] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4895 01:31:46.994536  <4>[  113.967283] ---[ end trace 79c1fb89ce5ce63d ]---
 4896 01:31:46.997668  <6>[  113.972385] lkdtm: Saturation detected: still saturated
 4897 01:31:47.117741  # [  113.708092] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4898 01:31:47.118030  # [  113.715405] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4899 01:31:47.118255  # [  113.722514] ------------[ cut here ]------------
 4900 01:31:47.118455  # [  113.727491] refcount_t: saturated; leaking memory.
 4901 01:31:47.118892  # [  113.732870] WARNING: CPU: 4 PID: 2641 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4902 01:31:47.120930  # [  113.741593] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4903 01:31:47.160955  # [  113.753377] CPU: 4 PID: 2641 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4904 01:31:47.161205  # [  113.761401] Hardware name: ARM Juno development board (r0) (DT)
 4905 01:31:47.161714  # [  113.767602] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4906 01:31:47.161905  # [  113.773891] pc : refcount_warn_saturate+0xc8/0x144
 4907 01:31:47.162129  # [  113.778959] lr : refcount_warn_saturate+0xc8/0x144
 4908 01:31:47.162324  # [  113.784024] sp : ffff800016583cb0
 4909 01:31:47.162513  # [  113.787610] x29: ffff800016583cb0 x28: ffff000805a7b100 
 4910 01:31:47.204104  # [  113.793212] x27: 0000000000000000 x26: 0000000000000000 
 4911 01:31:47.204354  # [  113.798814] x25: ffff80001150a3b0 x24: ffff800016583e20 
 4912 01:31:47.204571  # [  113.804416] x23: 0000000000000020 x22: ffff0008073e1000 
 4913 01:31:47.204772  # [  113.810018] x21: 0000000000000001 x20: 00000000c0000000 
 4914 01:31:47.204963  # [  113.815620] x19: ffff800016583d04 x18: 0000000000000000 
 4915 01:31:47.205448  # [  113.821221] x17: 0000000000000000 x16: 0000000000000000 
 4916 01:31:47.205632  # [  113.826822] x15: 0000000000000030 x14: ffffffffffffffff 
 4917 01:31:47.205811  # [  113.832424] x13: ffff80009658395a x12: ffff800016583962 
 4918 01:31:47.247544  # [  113.838026] x11: ffff8000125d40c0 x10: ffff80001262c260 
 4919 01:31:47.248027  # [  113.843628] x9 : ffff80001012c154 x8 : ffff8000125d4260 
 4920 01:31:47.248849  # [  113.849229] x7 : ffff80001262c260 x6 : ffff8000125a5000 
 4921 01:31:47.249217  # [  113.854831] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4922 01:31:47.249615  # [  113.860433] x3 : 0000000000000000 x2 : 0000000000000000 
 4923 01:31:47.249998  # [  113.866033] x1 : 0000000000000000 x0 : ffff000805a7b100 
 4924 01:31:47.250408  # [  113.871635] Call trace:
 4925 01:31:47.250793  # [  113.874355]  refcount_warn_saturate+0xc8/0x144
 4926 01:31:47.251261  # [  113.879080]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4927 01:31:47.290677  # [  113.884846]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4928 01:31:47.291148  # [  113.890787]  lkdtm_do_action+0x24/0x40
 4929 01:31:47.291972  # [  113.894813]  direct_entry+0xd0/0x140
 4930 01:31:47.292343  # [  113.898664]  full_proxy_write+0x68/0xbc
 4931 01:31:47.292735  # [  113.902777]  vfs_write+0xec/0x20c
 4932 01:31:47.293116  # [  113.906366]  ksys_write+0x70/0x100
 4933 01:31:47.293486  # [  113.910042]  __arm64_sys_write+0x24/0x30
 4934 01:31:47.293855  # [  113.914244]  el0_svc_common.constprop.0+0x84/0x1e0
 4935 01:31:47.294262  # [  113.919314]  do_el0_svc+0x2c/0xa4
 4936 01:31:47.294634  # [  113.922903]  el0_svc+0x20/0x30
 4937 01:31:47.295095  # [  113.926230]  el0_sync_handler+0xb0/0xb4
 4938 01:31:47.333609  # [  113.930341]  el0_sync+0x180/0x1c0
 4939 01:31:47.333881  # [  113.933927] irq event stamp: 0
 4940 01:31:47.334166  # [  113.937258] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4941 01:31:47.334341  # [  113.943811] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4942 01:31:47.334539  # [  113.952276] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4943 01:31:47.334675  # [  113.960738] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4944 01:31:47.336776  # [  113.967283] ---[ end trace 79c1fb89ce5ce63d ]---
 4945 01:31:47.365363  # [  113.972385] lkdtm: Saturation detected: still saturated
 4946 01:31:47.365607  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 4947 01:31:47.365777  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4948 01:31:47.368539  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4949 01:31:47.494100  <6>[  114.446504] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4950 01:31:47.494556  <6>[  114.453724] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4951 01:31:47.494863  <4>[  114.460765] ------------[ cut here ]------------
 4952 01:31:47.495143  <4>[  114.465714] refcount_t: saturated; leaking memory.
 4953 01:31:47.495408  <4>[  114.471003] WARNING: CPU: 1 PID: 2674 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4954 01:31:47.537441  <4>[  114.479722] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 4955 01:31:47.537917  <4>[  114.491471] CPU: 1 PID: 2674 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 4956 01:31:47.538386  <4>[  114.499491] Hardware name: ARM Juno development board (r0) (DT)
 4957 01:31:47.538792  <4>[  114.505687] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4958 01:31:47.539189  <4>[  114.511967] pc : refcount_warn_saturate+0xc8/0x144
 4959 01:31:47.539576  <4>[  114.517029] lr : refcount_warn_saturate+0xc8/0x144
 4960 01:31:47.539949  <4>[  114.522089] sp : ffff800016613cb0
 4961 01:31:47.540701  <4>[  114.525670] x29: ffff800016613cb0 x28: ffff000800c0b100 
 4962 01:31:47.580767  <4>[  114.531264] x27: 0000000000000000 x26: 0000000000000000 
 4963 01:31:47.581240  <4>[  114.536857] x25: ffff80001150a3b0 x24: ffff800016613e20 
 4964 01:31:47.581669  <4>[  114.542449] x23: 0000000000000020 x22: ffff0008028eb000 
 4965 01:31:47.582111  <4>[  114.548041] x21: 0000000000000007 x20: 00000000c0000000 
 4966 01:31:47.582509  <4>[  114.553633] x19: ffff800016613d04 x18: 0000000000000000 
 4967 01:31:47.582888  <4>[  114.559225] x17: 0000000000000000 x16: 0000000000000000 
 4968 01:31:47.583263  <4>[  114.564816] x15: 0000000000000000 x14: ffff0008002a6200 
 4969 01:31:47.584022  <4>[  114.570409] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 4970 01:31:47.624103  <4>[  114.576001] x11: 0000000000000000 x10: 0000000000001440 
 4971 01:31:47.624551  <4>[  114.581593] x9 : ffff80001012c154 x8 : 0000000000000000 
 4972 01:31:47.625276  <4>[  114.587184] x7 : 00000034b5503510 x6 : ffff8000125a5000 
 4973 01:31:47.625625  <4>[  114.592776] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4974 01:31:47.625932  <4>[  114.598368] x3 : 0000000000000000 x2 : 0000000000000000 
 4975 01:31:47.626255  <4>[  114.603959] x1 : 0000000000000000 x0 : ffff000800c0b100 
 4976 01:31:47.626549  <4>[  114.609551] Call trace:
 4977 01:31:47.627334  <4>[  114.612265]  refcount_warn_saturate+0xc8/0x144
 4978 01:31:47.667449  <4>[  114.616983]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4979 01:31:47.667896  <4>[  114.622742]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 4980 01:31:47.668622  <4>[  114.628677]  lkdtm_do_action+0x24/0x40
 4981 01:31:47.668972  <4>[  114.632696]  direct_entry+0xd0/0x140
 4982 01:31:47.669278  <4>[  114.636541]  full_proxy_write+0x68/0xbc
 4983 01:31:47.669570  <4>[  114.640648]  vfs_write+0xec/0x20c
 4984 01:31:47.669854  <4>[  114.644230]  ksys_write+0x70/0x100
 4985 01:31:47.670183  <4>[  114.647899]  __arm64_sys_write+0x24/0x30
 4986 01:31:47.670478  <4>[  114.652094]  el0_svc_common.constprop.0+0x84/0x1e0
 4987 01:31:47.670964  <4>[  114.657157]  do_el0_svc+0x2c/0xa4
 4988 01:31:47.710708  <4>[  114.660740]  el0_svc+0x20/0x30
 4989 01:31:47.711161  <4>[  114.664062]  el0_sync_handler+0xb0/0xb4
 4990 01:31:47.711593  <4>[  114.668167]  el0_sync+0x180/0x1c0
 4991 01:31:47.711991  <4>[  114.671748] irq event stamp: 0
 4992 01:31:47.712379  <4>[  114.675072] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4993 01:31:47.712762  <4>[  114.681617] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4994 01:31:47.713138  <4>[  114.690075] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4995 01:31:47.713911  <4>[  114.698530] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4996 01:31:47.731169  <4>[  114.705070] ---[ end trace 79c1fb89ce5ce63e ]---
 4997 01:31:47.734203  <6>[  114.710040] lkdtm: Saturation detected: still saturated
 4998 01:31:47.854207  # [  114.446504] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4999 01:31:47.854481  # [  114.453724] lkdtm: attempting bad refcount_add_not_zero() from saturated
 5000 01:31:47.854651  # [  114.460765] ------------[ cut here ]------------
 5001 01:31:47.854806  # [  114.465714] refcount_t: saturated; leaking memory.
 5002 01:31:47.854952  # [  114.471003] WARNING: CPU: 1 PID: 2674 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 5003 01:31:47.857378  # [  114.479722] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5004 01:31:47.897331  # [  114.491471] CPU: 1 PID: 2674 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5005 01:31:47.897575  # [  114.499491] Hardware name: ARM Juno development board (r0) (DT)
 5006 01:31:47.897767  # [  114.505687] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5007 01:31:47.897951  # [  114.511967] pc : refcount_warn_saturate+0xc8/0x144
 5008 01:31:47.898122  # [  114.517029] lr : refcount_warn_saturate+0xc8/0x144
 5009 01:31:47.898263  # [  114.522089] sp : ffff800016613cb0
 5010 01:31:47.898398  # [  114.525670] x29: ffff800016613cb0 x28: ffff000800c0b100 
 5011 01:31:47.940464  # [  114.531264] x27: 0000000000000000 x26: 0000000000000000 
 5012 01:31:47.940713  # [  114.536857] x25: ffff80001150a3b0 x24: ffff800016613e20 
 5013 01:31:47.940883  # [  114.542449] x23: 0000000000000020 x22: ffff0008028eb000 
 5014 01:31:47.941036  # [  114.548041] x21: 0000000000000007 x20: 00000000c0000000 
 5015 01:31:47.941181  # [  114.553633] x19: ffff800016613d04 x18: 0000000000000000 
 5016 01:31:47.941323  # [  114.559225] x17: 0000000000000000 x16: 0000000000000000 
 5017 01:31:47.941463  # [  114.564816] x15: 0000000000000000 x14: ffff0008002a6200 
 5018 01:31:47.943626  # [  114.570409] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 5019 01:31:47.983675  # [  114.576001] x11: 0000000000000000 x10: 0000000000001440 
 5020 01:31:47.983923  # [  114.581593] x9 : ffff80001012c154 x8 : 0000000000000000 
 5021 01:31:47.984093  # [  114.587184] x7 : 00000034b5503510 x6 : ffff8000125a5000 
 5022 01:31:47.984249  # [  114.592776] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5023 01:31:47.984397  # [  114.598368] x3 : 0000000000000000 x2 : 0000000000000000 
 5024 01:31:47.984541  # [  114.603959] x1 : 0000000000000000 x0 : ffff000800c0b100 
 5025 01:31:47.984691  # [  114.609551] Call trace:
 5026 01:31:47.984800  # [  114.612265]  refcount_warn_saturate+0xc8/0x144
 5027 01:31:47.986845  # [  114.616983]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 5028 01:31:48.026848  # [  114.622742]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 5029 01:31:48.027091  # [  114.628677]  lkdtm_do_action+0x24/0x40
 5030 01:31:48.027259  # [  114.632696]  direct_entry+0xd0/0x140
 5031 01:31:48.027415  # [  114.636541]  full_proxy_write+0x68/0xbc
 5032 01:31:48.027849  # [  114.640648]  vfs_write+0xec/0x20c
 5033 01:31:48.028014  # [  114.644230]  ksys_write+0x70/0x100
 5034 01:31:48.028160  # [  114.647899]  __arm64_sys_write+0x24/0x30
 5035 01:31:48.028303  # [  114.652094]  el0_svc_common.constprop.0+0x84/0x1e0
 5036 01:31:48.028444  # [  114.657157]  do_el0_svc+0x2c/0xa4
 5037 01:31:48.028583  # [  114.660740]  el0_svc+0x20/0x30
 5038 01:31:48.030038  # [  114.664062]  el0_sync_handler+0xb0/0xb4
 5039 01:31:48.070068  # [  114.668167]  el0_sync+0x180/0x1c0
 5040 01:31:48.070335  # [  114.671748] irq event stamp: 0
 5041 01:31:48.070505  # [  114.675072] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5042 01:31:48.070663  # [  114.681617] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5043 01:31:48.071106  # [  114.690075] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5044 01:31:48.071284  # [  114.698530] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5045 01:31:48.073235  # [  114.705070] ---[ end trace 79c1fb89ce5ce63e ]---
 5046 01:31:48.101845  # [  114.710040] lkdtm: Saturation detected: still saturated
 5047 01:31:48.102348  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 5048 01:31:48.102692  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 5049 01:31:48.105127  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5050 01:31:48.241676  <6>[  115.190578] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5051 01:31:48.242216  <6>[  115.197797] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5052 01:31:48.242666  <4>[  115.204838] ------------[ cut here ]------------
 5053 01:31:48.243074  <4>[  115.209786] refcount_t: underflow; use-after-free.
 5054 01:31:48.243463  <4>[  115.215040] WARNING: CPU: 1 PID: 2710 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5055 01:31:48.244956  <4>[  115.223761] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5056 01:31:48.285050  <4>[  115.235511] CPU: 1 PID: 2710 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5057 01:31:48.285519  <4>[  115.243532] Hardware name: ARM Juno development board (r0) (DT)
 5058 01:31:48.285949  <4>[  115.249728] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5059 01:31:48.286384  <4>[  115.256010] pc : refcount_warn_saturate+0xf4/0x144
 5060 01:31:48.286777  <4>[  115.261073] lr : refcount_warn_saturate+0xf4/0x144
 5061 01:31:48.287159  <4>[  115.266133] sp : ffff8000166abcd0
 5062 01:31:48.287534  <4>[  115.269714] x29: ffff8000166abcd0 x28: ffff000800ba3100 
 5063 01:31:48.288339  <4>[  115.275308] x27: 0000000000000000 x26: 0000000000000000 
 5064 01:31:48.328375  <4>[  115.280901] x25: ffff80001150a3b0 x24: ffff8000166abe20 
 5065 01:31:48.328870  <4>[  115.286493] x23: 0000000000000020 x22: ffff000805a06000 
 5066 01:31:48.329303  <4>[  115.292085] x21: ffff800011a27278 x20: ffff80001150a750 
 5067 01:31:48.329704  <4>[  115.297677] x19: 000000000000003a x18: 0000000000000000 
 5068 01:31:48.330132  <4>[  115.303269] x17: 0000000000000000 x16: 0000000000000000 
 5069 01:31:48.330524  <4>[  115.308861] x15: 0000000000000000 x14: 39e3000000000000 
 5070 01:31:48.330903  <4>[  115.314453] x13: 0000000000000cea x12: 071c71c71c71c71c 
 5071 01:31:48.371730  <4>[  115.320045] x11: 0000000000000cea x10: 0000000000001440 
 5072 01:31:48.372200  <4>[  115.325637] x9 : ffff80001012c154 x8 : 0000000000000000 
 5073 01:31:48.372537  <4>[  115.331229] x7 : 0000000000186a00 x6 : ffff8000125a5000 
 5074 01:31:48.372844  <4>[  115.336821] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5075 01:31:48.373133  <4>[  115.342413] x3 : 0000000000000000 x2 : 0000000000000000 
 5076 01:31:48.373414  <4>[  115.348004] x1 : 0000000000000000 x0 : ffff000800ba3100 
 5077 01:31:48.373689  <4>[  115.353596] Call trace:
 5078 01:31:48.373958  <4>[  115.356311]  refcount_warn_saturate+0xf4/0x144
 5079 01:31:48.374978  <4>[  115.361030]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5080 01:31:48.415106  <4>[  115.366792]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5081 01:31:48.415586  <4>[  115.372725]  lkdtm_do_action+0x24/0x40
 5082 01:31:48.415914  <4>[  115.376744]  direct_entry+0xd0/0x140
 5083 01:31:48.416219  <4>[  115.380590]  full_proxy_write+0x68/0xbc
 5084 01:31:48.416508  <4>[  115.384697]  vfs_write+0xec/0x20c
 5085 01:31:48.416786  <4>[  115.388279]  ksys_write+0x70/0x100
 5086 01:31:48.417064  <4>[  115.391949]  __arm64_sys_write+0x24/0x30
 5087 01:31:48.417339  <4>[  115.396144]  el0_svc_common.constprop.0+0x84/0x1e0
 5088 01:31:48.417615  <4>[  115.401207]  do_el0_svc+0x2c/0xa4
 5089 01:31:48.418304  <4>[  115.404791]  el0_svc+0x20/0x30
 5090 01:31:48.458419  <4>[  115.408112]  el0_sync_handler+0xb0/0xb4
 5091 01:31:48.458856  <4>[  115.412218]  el0_sync+0x180/0x1c0
 5092 01:31:48.459171  <4>[  115.415798] irq event stamp: 0
 5093 01:31:48.459469  <4>[  115.419122] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5094 01:31:48.459757  <4>[  115.425667] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5095 01:31:48.460039  <4>[  115.434126] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5096 01:31:48.460319  <4>[  115.442581] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5097 01:31:48.461696  <4>[  115.449120] ---[ end trace 79c1fb89ce5ce63f ]---
 5098 01:31:48.476726  <6>[  115.454095] lkdtm: Saturation detected: still saturated
 5099 01:31:48.618038  # [  115.190578] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5100 01:31:48.618555  # [  115.197797] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5101 01:31:48.618888  # [  115.204838] ------------[ cut here ]------------
 5102 01:31:48.619195  # [  115.209786] refcount_t: underflow; use-after-free.
 5103 01:31:48.619481  # [  115.215040] WARNING: CPU: 1 PID: 2710 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5104 01:31:48.661171  # [  115.223761] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5105 01:31:48.661672  # [  115.235511] CPU: 1 PID: 2710 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5106 01:31:48.662155  # [  115.243532] Hardware name: ARM Juno development board (r0) (DT)
 5107 01:31:48.662571  # [  115.249728] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5108 01:31:48.662963  # [  115.256010] pc : refcount_warn_saturate+0xf4/0x144
 5109 01:31:48.663353  # [  115.261073] lr : refcount_warn_saturate+0xf4/0x144
 5110 01:31:48.663732  # [  115.266133] sp : ffff8000166abcd0
 5111 01:31:48.664508  # [  115.269714] x29: ffff8000166abcd0 x28: ffff000800ba3100 
 5112 01:31:48.704369  # [  115.275308] x27: 0000000000000000 x26: 0000000000000000 
 5113 01:31:48.704903  # [  115.280901] x25: ffff80001150a3b0 x24: ffff8000166abe20 
 5114 01:31:48.705267  # [  115.286493] x23: 0000000000000020 x22: ffff000805a06000 
 5115 01:31:48.705682  # [  115.292085] x21: ffff800011a27278 x20: ffff80001150a750 
 5116 01:31:48.706029  # [  115.297677] x19: 000000000000003a x18: 0000000000000000 
 5117 01:31:48.706345  # [  115.303269] x17: 0000000000000000 x16: 0000000000000000 
 5118 01:31:48.706639  # [  115.308861] x15: 0000000000000000 x14: 39e3000000000000 
 5119 01:31:48.707660  # [  115.314453] x13: 0000000000000cea x12: 071c71c71c71c71c 
 5120 01:31:48.747492  # [  115.320045] x11: 0000000000000cea x10: 0000000000001440 
 5121 01:31:48.747968  # [  115.325637] x9 : ffff80001012c154 x8 : 0000000000000000 
 5122 01:31:48.748688  # [  115.331229] x7 : 0000000000186a00 x6 : ffff8000125a5000 
 5123 01:31:48.749030  # [  115.336821] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5124 01:31:48.749340  # [  115.342413] x3 : 0000000000000000 x2 : 0000000000000000 
 5125 01:31:48.749640  # [  115.348004] x1 : 0000000000000000 x0 : ffff000800ba3100 
 5126 01:31:48.749932  # [  115.353596] Call trace:
 5127 01:31:48.750273  # [  115.356311]  refcount_warn_saturate+0xf4/0x144
 5128 01:31:48.751001  # [  115.361030]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5129 01:31:48.790648  # [  115.366792]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5130 01:31:48.791124  # [  115.372725]  lkdtm_do_action+0x24/0x40
 5131 01:31:48.791464  # [  115.376744]  direct_entry+0xd0/0x140
 5132 01:31:48.791803  # [  115.380590]  full_proxy_write+0x68/0xbc
 5133 01:31:48.792098  # [  115.384697]  vfs_write+0xec/0x20c
 5134 01:31:48.792384  # [  115.388279]  ksys_write+0x70/0x100
 5135 01:31:48.792668  # [  115.391949]  __arm64_sys_write+0x24/0x30
 5136 01:31:48.792945  # [  115.396144]  el0_svc_common.constprop.0+0x84/0x1e0
 5137 01:31:48.793225  # [  115.401207]  do_el0_svc+0x2c/0xa4
 5138 01:31:48.793913  # [  115.404791]  el0_svc+0x20/0x30
 5139 01:31:48.833807  # [  115.408112]  el0_sync_handler+0xb0/0xb4
 5140 01:31:48.834276  # [  115.412218]  el0_sync+0x180/0x1c0
 5141 01:31:48.834584  # [  115.415798] irq event stamp: 0
 5142 01:31:48.834861  # [  115.419122] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5143 01:31:48.835129  # [  115.425667] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5144 01:31:48.835393  # [  115.434126] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5145 01:31:48.835652  # [  115.442581] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5146 01:31:48.837005  # [  115.449120] ---[ end trace 79c1fb89ce5ce63f ]---
 5147 01:31:48.870180  # [  115.454095] lkdtm: Saturation detected: still saturated
 5148 01:31:48.870443  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5149 01:31:48.873337  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5150 01:31:48.873561  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5151 01:31:49.025885  <6>[  115.973151] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5152 01:31:49.026302  <6>[  115.980381] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5153 01:31:49.026648  <4>[  115.987423] ------------[ cut here ]------------
 5154 01:31:49.026961  <4>[  115.992371] refcount_t: underflow; use-after-free.
 5155 01:31:49.027257  <4>[  115.997662] WARNING: CPU: 1 PID: 2746 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5156 01:31:49.029312  <4>[  116.006383] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5157 01:31:49.069484  <4>[  116.018138] CPU: 1 PID: 2746 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5158 01:31:49.069988  <4>[  116.026159] Hardware name: ARM Juno development board (r0) (DT)
 5159 01:31:49.070373  <4>[  116.032355] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5160 01:31:49.070694  <4>[  116.038644] pc : refcount_warn_saturate+0xf4/0x144
 5161 01:31:49.070998  <4>[  116.043711] lr : refcount_warn_saturate+0xf4/0x144
 5162 01:31:49.071290  <4>[  116.048771] sp : ffff80001673bcd0
 5163 01:31:49.071581  <4>[  116.052353] x29: ffff80001673bcd0 x28: ffff000800c08000 
 5164 01:31:49.072691  <4>[  116.057949] x27: 0000000000000000 x26: 0000000000000000 
 5165 01:31:49.112848  <4>[  116.063543] x25: ffff80001150a3b0 x24: ffff80001673be20 
 5166 01:31:49.113293  <4>[  116.069137] x23: 0000000000000020 x22: ffff000800b7d000 
 5167 01:31:49.113632  <4>[  116.074730] x21: ffff800011a27298 x20: ffff80001150a760 
 5168 01:31:49.113946  <4>[  116.080324] x19: 000000000000003b x18: 0000000000000000 
 5169 01:31:49.114289  <4>[  116.085917] x17: 0000000000000000 x16: 0000000000000000 
 5170 01:31:49.114584  <4>[  116.091510] x15: 0000000000000000 x14: ffff0008002a6200 
 5171 01:31:49.115272  <4>[  116.097104] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 5172 01:31:49.116037  <4>[  116.102697] x11: 0000000000000000 x10: 0000000000001440 
 5173 01:31:49.156179  <4>[  116.108291] x9 : ffff80001012c154 x8 : 0000000000000000 
 5174 01:31:49.156628  <4>[  116.113884] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 5175 01:31:49.157338  <4>[  116.119477] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5176 01:31:49.157680  <4>[  116.125071] x3 : 0000000000000000 x2 : 0000000000000000 
 5177 01:31:49.157988  <4>[  116.130664] x1 : 0000000000000000 x0 : ffff000800c08000 
 5178 01:31:49.158317  <4>[  116.136257] Call trace:
 5179 01:31:49.158609  <4>[  116.138972]  refcount_warn_saturate+0xf4/0x144
 5180 01:31:49.159417  <4>[  116.143692]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5181 01:31:49.199509  <4>[  116.149454]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5182 01:31:49.199982  <4>[  116.155388]  lkdtm_do_action+0x24/0x40
 5183 01:31:49.200316  <4>[  116.159407]  direct_entry+0xd0/0x140
 5184 01:31:49.201004  <4>[  116.163253]  full_proxy_write+0x68/0xbc
 5185 01:31:49.201336  <4>[  116.167360]  vfs_write+0xec/0x20c
 5186 01:31:49.201639  <4>[  116.170943]  ksys_write+0x70/0x100
 5187 01:31:49.201931  <4>[  116.174613]  __arm64_sys_write+0x24/0x30
 5188 01:31:49.202252  <4>[  116.178809]  el0_svc_common.constprop.0+0x84/0x1e0
 5189 01:31:49.202550  <4>[  116.183872]  do_el0_svc+0x2c/0xa4
 5190 01:31:49.202944  <4>[  116.187456]  el0_svc+0x20/0x30
 5191 01:31:49.203416  <4>[  116.190778]  el0_sync_handler+0xb0/0xb4
 5192 01:31:49.242947  <4>[  116.194884]  el0_sync+0x180/0x1c0
 5193 01:31:49.243402  <4>[  116.198465] irq event stamp: 0
 5194 01:31:49.243836  <4>[  116.201789] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5195 01:31:49.244243  <4>[  116.208336] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5196 01:31:49.244640  <4>[  116.216795] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5197 01:31:49.245023  <4>[  116.225251] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5198 01:31:49.246241  <4>[  116.231791] ---[ end trace 79c1fb89ce5ce640 ]---
 5199 01:31:49.261016  <6>[  116.236810] lkdtm: Saturation detected: still saturated
 5200 01:31:49.401184  # [  115.973151] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5201 01:31:49.401463  # [  115.980381] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5202 01:31:49.401688  # [  115.987423] ------------[ cut here ]------------
 5203 01:31:49.401887  # [  115.992371] refcount_t: underflow; use-after-free.
 5204 01:31:49.402107  # [  115.997662] WARNING: CPU: 1 PID: 2746 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5205 01:31:49.444209  # [  116.006383] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5206 01:31:49.444469  # [  116.018138] CPU: 1 PID: 2746 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5207 01:31:49.444690  # [  116.026159] Hardware name: ARM Juno development board (r0) (DT)
 5208 01:31:49.444890  # [  116.032355] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5209 01:31:49.445082  # [  116.038644] pc : refcount_warn_saturate+0xf4/0x144
 5210 01:31:49.445273  # [  116.043711] lr : refcount_warn_saturate+0xf4/0x144
 5211 01:31:49.445458  # [  116.048771] sp : ffff80001673bcd0
 5212 01:31:49.447306  # [  116.052353] x29: ffff80001673bcd0 x28: ffff000800c08000 
 5213 01:31:49.487606  # [  116.057949] x27: 0000000000000000 x26: 0000000000000000 
 5214 01:31:49.488098  # [  116.063543] x25: ffff80001150a3b0 x24: ffff80001673be20 
 5215 01:31:49.488438  # [  116.069137] x23: 0000000000000020 x22: ffff000800b7d000 
 5216 01:31:49.488749  # [  116.074730] x21: ffff800011a27298 x20: ffff80001150a760 
 5217 01:31:49.489053  # [  116.080324] x19: 000000000000003b x18: 0000000000000000 
 5218 01:31:49.489344  # [  116.085917] x17: 0000000000000000 x16: 0000000000000000 
 5219 01:31:49.489632  # [  116.091510] x15: 0000000000000000 x14: ffff0008002a6200 
 5220 01:31:49.490914  # [  116.097104] x13: ffff80096d14b000 x12: 0000000030d4d91d 
 5221 01:31:49.530825  # [  116.102697] x11: 0000000000000000 x10: 0000000000001440 
 5222 01:31:49.531308  # [  116.108291] x9 : ffff80001012c154 x8 : 0000000000000000 
 5223 01:31:49.531645  # [  116.113884] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 5224 01:31:49.531956  # [  116.119477] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5225 01:31:49.532279  # [  116.125071] x3 : 0000000000000000 x2 : 0000000000000000 
 5226 01:31:49.532570  # [  116.130664] x1 : 0000000000000000 x0 : ffff000800c08000 
 5227 01:31:49.532923  # [  116.136257] Call trace:
 5228 01:31:49.533214  # [  116.138972]  refcount_warn_saturate+0xf4/0x144
 5229 01:31:49.533973  # [  116.143692]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5230 01:31:49.573996  # [  116.149454]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5231 01:31:49.574539  # [  116.155388]  lkdtm_do_action+0x24/0x40
 5232 01:31:49.574896  # [  116.159407]  direct_entry+0xd0/0x140
 5233 01:31:49.575211  # [  116.163253]  full_proxy_write+0x68/0xbc
 5234 01:31:49.575586  # [  116.167360]  vfs_write+0xec/0x20c
 5235 01:31:49.575882  # [  116.170943]  ksys_write+0x70/0x100
 5236 01:31:49.576166  # [  116.174613]  __arm64_sys_write+0x24/0x30
 5237 01:31:49.576504  # [  116.178809]  el0_svc_common.constprop.0+0x84/0x1e0
 5238 01:31:49.576803  # [  116.183872]  do_el0_svc+0x2c/0xa4
 5239 01:31:49.577523  # [  116.187456]  el0_svc+0x20/0x30
 5240 01:31:49.617137  # [  116.190778]  el0_sync_handler+0xb0/0xb4
 5241 01:31:49.617598  # [  116.194884]  el0_sync+0x180/0x1c0
 5242 01:31:49.617940  # [  116.198465] irq event stamp: 0
 5243 01:31:49.618310  # [  116.201789] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5244 01:31:49.618622  # [  116.208336] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5245 01:31:49.618917  # [  116.216795] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5246 01:31:49.619213  # [  116.225251] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5247 01:31:49.620482  # [  116.231791] ---[ end trace 79c1fb89ce5ce640 ]---
 5248 01:31:49.659822  # [  116.236810] lkdtm: Saturation detected: still saturated
 5249 01:31:49.660287  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5250 01:31:49.660626  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5251 01:31:49.660941  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5252 01:31:49.661240  # Skipping REFCOUNT_TIMING: timing only
 5253 01:31:49.663188  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5254 01:31:49.663640  # selftests: lkdtm: ATOMIC_TIMING.sh
 5255 01:31:49.822820  # Skipping ATOMIC_TIMING: timing only
 5256 01:31:49.838773  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5257 01:31:49.870702  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5258 01:31:50.175312  <6>[  117.139451] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5259 01:31:50.175766  <6>[  117.145831] lkdtm: attempting good copy_to_user of correct size
 5260 01:31:50.178587  <6>[  117.152140] lkdtm: attempting bad copy_to_user of too large size
 5261 01:31:50.303257  # [  117.139451] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5262 01:31:50.303750  # [  117.145831] lkdtm: attempting good copy_to_user of correct size
 5263 01:31:50.304451  # [  117.152140] lkdtm: attempting bad copy_to_user of too large size
 5264 01:31:50.306626  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5265 01:31:50.354259  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5266 01:31:50.370279  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5267 01:31:50.677940  <6>[  117.642236] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5268 01:31:50.678884  <6>[  117.648779] lkdtm: attempting good copy_from_user of correct size
 5269 01:31:50.681305  <6>[  117.655224] lkdtm: attempting bad copy_from_user of too large size
 5270 01:31:50.813806  # [  117.642236] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5271 01:31:50.814286  # [  117.648779] lkdtm: attempting good copy_from_user of correct size
 5272 01:31:50.814678  # [  117.655224] lkdtm: attempting bad copy_from_user of too large size
 5273 01:31:50.817017  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5274 01:31:50.856939  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5275 01:31:50.872911  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5276 01:31:51.181297  <6>[  118.145709] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5277 01:31:51.181595  <6>[  118.152550] lkdtm: attempting good copy_to_user inside whitelist
 5278 01:31:51.184468  <6>[  118.158966] lkdtm: attempting bad copy_to_user outside whitelist
 5279 01:31:51.310493  # [  118.145709] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5280 01:31:51.310991  # [  118.152550] lkdtm: attempting good copy_to_user inside whitelist
 5281 01:31:51.311336  # [  118.158966] lkdtm: attempting bad copy_to_user outside whitelist
 5282 01:31:51.313815  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5283 01:31:51.345596  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5284 01:31:51.361572  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5285 01:31:51.679215  <6>[  118.643190] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5286 01:31:51.679731  <6>[  118.650176] lkdtm: attempting good copy_from_user inside whitelist
 5287 01:31:51.682524  <6>[  118.656709] lkdtm: attempting bad copy_from_user outside whitelist
 5288 01:31:51.820869  # [  118.643190] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5289 01:31:51.821319  # [  118.650176] lkdtm: attempting good copy_from_user inside whitelist
 5290 01:31:51.821628  # [  118.656709] lkdtm: attempting bad copy_from_user outside whitelist
 5291 01:31:51.824261  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5292 01:31:51.862260  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5293 01:31:51.878260  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5294 01:31:52.210839  <6>[  119.163511] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5295 01:31:52.211390  <6>[  119.170040] lkdtm: good_stack: ffff800016b6bcd8-ffff800016b6bcf8
 5296 01:31:52.211738  <6>[  119.176381] lkdtm: bad_stack : ffff800016b6bc38-ffff800016b6bc58
 5297 01:31:52.212509  <6>[  119.182734] lkdtm: attempting good copy_to_user of local stack
 5298 01:31:52.214248  <6>[  119.189072] lkdtm: attempting bad copy_to_user of distant stack
 5299 01:31:52.354718  # [  119.163511] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5300 01:31:52.355531  # [  119.170040] lkdtm: good_stack: ffff800016b6bcd8-ffff800016b6bcf8
 5301 01:31:52.355873  # [  119.176381] lkdtm: bad_stack : ffff800016b6bc38-ffff800016b6bc58
 5302 01:31:52.356239  # [  119.182734] lkdtm: attempting good copy_to_user of local stack
 5303 01:31:52.356582  # [  119.189072] lkdtm: attempting bad copy_to_user of distant stack
 5304 01:31:52.358094  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5305 01:31:52.389725  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5306 01:31:52.405752  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5307 01:31:52.733026  <6>[  119.681958] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5308 01:31:52.733297  <6>[  119.688675] lkdtm: good_stack: ffff800016bfbcd8-ffff800016bfbcf8
 5309 01:31:52.733482  <6>[  119.695020] lkdtm: bad_stack : ffff800016bfbc38-ffff800016bfbc58
 5310 01:31:52.733638  <6>[  119.701374] lkdtm: attempting good copy_from_user of local stack
 5311 01:31:52.736249  <6>[  119.707792] lkdtm: attempting bad copy_from_user of distant stack
 5312 01:31:52.884248  # [  119.681958] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5313 01:31:52.884743  # [  119.688675] lkdtm: good_stack: ffff800016bfbcd8-ffff800016bfbcf8
 5314 01:31:52.885081  # [  119.695020] lkdtm: bad_stack : ffff800016bfbc38-ffff800016bfbc58
 5315 01:31:52.885755  # [  119.701374] lkdtm: attempting good copy_from_user of local stack
 5316 01:31:52.886127  # [  119.707792] lkdtm: attempting bad copy_from_user of distant stack
 5317 01:31:52.887712  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5318 01:31:52.919272  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5319 01:31:52.935270  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5320 01:31:53.263534  <6>[  120.211255] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5321 01:31:53.263878  <6>[  120.217610] lkdtm: good_stack: ffff800016c8bcd8-ffff800016c8bcf8
 5322 01:31:53.264120  <6>[  120.223956] lkdtm: bad_stack : ffff800016c8bff8-ffff800016c8c018
 5323 01:31:53.264602  <6>[  120.230317] lkdtm: attempting good copy_to_user of local stack
 5324 01:31:53.264848  <6>[  120.236691] lkdtm: attempting bad copy_to_user of distant stack
 5325 01:31:53.265009  <1>[  120.242956] Unable to handle kernel paging request at virtual address ffff800016c8c000
 5326 01:31:53.265155  <1>[  120.251179] Mem abort info:
 5327 01:31:53.266760  <1>[  120.254262]   ESR = 0x96000007
 5328 01:31:53.307110  <1>[  120.257589]   EC = 0x25: DABT (current EL), IL = 32 bits
 5329 01:31:53.307408  <1>[  120.263191]   SET = 0, FnV = 0
 5330 01:31:53.307589  <1>[  120.266531]   EA = 0, S1PTW = 0
 5331 01:31:53.307750  <1>[  120.269942] Data abort info:
 5332 01:31:53.308217  <1>[  120.273110]   ISV = 0, ISS = 0x00000007
 5333 01:31:53.308386  <1>[  120.277233]   CM = 0, WnR = 0
 5334 01:31:53.308543  <1>[  120.280487] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 5335 01:31:53.310378  <1>[  120.287516] [ffff800016c8c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871b0003, pte=0000000000000000
 5336 01:31:53.350470  <0>[  120.300422] Internal error: Oops: 0000000096000007 [#16] PREEMPT SMP
 5337 01:31:53.350748  <4>[  120.307052] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5338 01:31:53.350971  <4>[  120.318803] CPU: 1 PID: 3049 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5339 01:31:53.351174  <4>[  120.326823] Hardware name: ARM Juno development board (r0) (DT)
 5340 01:31:53.351381  <4>[  120.333021] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5341 01:31:53.353567  <4>[  120.339309] pc : __arch_copy_to_user+0xa0/0x310
 5342 01:31:53.393809  <4>[  120.344114] lr : _copy_to_user+0x6c/0x94
 5343 01:31:53.394137  <4>[  120.348306] sp : ffff800016c8bc70
 5344 01:31:53.394415  <4>[  120.351892] x29: ffff800016c8bc70 x28: ffff000800c0b100 
 5345 01:31:53.395019  <4>[  120.357488] x27: 0000000000000000 x26: 0000000000000000 
 5346 01:31:53.395306  <4>[  120.363084] x25: ffff80001150a3b0 x24: ffff800016c8be20 
 5347 01:31:53.395523  <4>[  120.368681] x23: 0000000000000016 x22: ffff000806b94000 
 5348 01:31:53.395704  <4>[  120.374273] x21: ffff800016c8bff8 x20: 0000ffffbee9a000 
 5349 01:31:53.395881  <4>[  120.379868] x19: 0000000000000020 x18: 0000000000000000 
 5350 01:31:53.437280  <4>[  120.385464] x17: 0000000000000000 x16: 0000000000000000 
 5351 01:31:53.437548  <4>[  120.391059] x15: ffff800016c8bff8 x14: ffffffffffffffff 
 5352 01:31:53.437712  <4>[  120.396652] x13: ffff800096c8b98a x12: ffff800016c8b992 
 5353 01:31:53.437862  <4>[  120.402249] x11: ffff8000125d40c0 x10: ffff80001262c260 
 5354 01:31:53.438027  <4>[  120.407844] x9 : ffff8000100ddd4c x8 : 0000000000000000 
 5355 01:31:53.438176  <4>[  120.413436] x7 : ffff80001262c260 x6 : 0000ffffbee9a008 
 5356 01:31:53.438317  <4>[  120.419028] x5 : 0000ffffbee9a020 x4 : 0000000000000008 
 5357 01:31:53.440494  <4>[  120.424619] x3 : 0000000000000010 x2 : 0000000000000018 
 5358 01:31:53.480593  <4>[  120.430211] x1 : ffff800016c8c000 x0 : 0000ffffbee9a000 
 5359 01:31:53.480822  <4>[  120.435803] Call trace:
 5360 01:31:53.480984  <4>[  120.438517]  __arch_copy_to_user+0xa0/0x310
 5361 01:31:53.481135  <4>[  120.442975]  do_usercopy_stack+0x28c/0x294
 5362 01:31:53.481279  <4>[  120.447341]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5363 01:31:53.481672  <4>[  120.452404]  lkdtm_do_action+0x24/0x40
 5364 01:31:53.481810  <4>[  120.456423]  direct_entry+0xd0/0x140
 5365 01:31:53.481934  <4>[  120.460269]  full_proxy_write+0x68/0xbc
 5366 01:31:53.482167  <4>[  120.464376]  vfs_write+0xec/0x20c
 5367 01:31:53.482446  <4>[  120.467958]  ksys_write+0x70/0x100
 5368 01:31:53.483974  <4>[  120.471628]  __arm64_sys_write+0x24/0x30
 5369 01:31:53.523487  <4>[  120.475823]  el0_svc_common.constprop.0+0x84/0x1e0
 5370 01:31:53.523835  <4>[  120.480886]  do_el0_svc+0x2c/0xa4
 5371 01:31:53.524041  <4>[  120.484469]  el0_svc+0x20/0x30
 5372 01:31:53.524477  <4>[  120.487791]  el0_sync_handler+0xb0/0xb4
 5373 01:31:53.524738  <4>[  120.491896]  el0_sync+0x180/0x1c0
 5374 01:31:53.524902  <0>[  120.495482] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5375 01:31:53.526636  <4>[  120.501853] ---[ end trace 79c1fb89ce5ce641 ]---
 5376 01:31:53.526852  # Segmentation fault
 5377 01:31:53.651826  # [  120.211255] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5378 01:31:53.652105  # [  120.217610] lkdtm: good_stack: ffff800016c8bcd8-ffff800016c8bcf8
 5379 01:31:53.652276  # [  120.223956] lkdtm: bad_stack : ffff800016c8bff8-ffff800016c8c018
 5380 01:31:53.652431  # [  120.230317] lkdtm: attempting good copy_to_user of local stack
 5381 01:31:53.652582  # [  120.236691] lkdtm: attempting bad copy_to_user of distant stack
 5382 01:31:53.652729  # [  120.242956] Unable to handle kernel paging request at virtual address ffff800016c8c000
 5383 01:31:53.654981  # [  120.251179] Mem abort info:
 5384 01:31:53.694995  # [  120.254262]   ESR = 0x96000007
 5385 01:31:53.695256  # [  120.257589]   EC = 0x25: DABT (current EL), IL = 32 bits
 5386 01:31:53.695429  # [  120.263191]   SET = 0, FnV = 0
 5387 01:31:53.695585  # [  120.266531]   EA = 0, S1PTW = 0
 5388 01:31:53.695735  # [  120.269942] Data abort info:
 5389 01:31:53.695880  # [  120.273110]   ISV = 0, ISS = 0x00000007
 5390 01:31:53.696023  # [  120.277233]   CM = 0, WnR = 0
 5391 01:31:53.696365  # [  120.280487] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de8000
 5392 01:31:53.738075  # [  120.287516] [ffff800016c8c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000008871b0003, pte=0000000000000000
 5393 01:31:53.738327  # [  120.300422] Internal error: Oops: 0000000096000007 [#16] PREEMPT SMP
 5394 01:31:53.738497  # [  120.307052] Modules linked in: cfg80211 rfkill fuse dm_mod ip_tables x_tables crct10dif_ce tda998x cec drm_kms_helper drm smsc
 5395 01:31:53.738656  # [  120.318803] CPU: 1 PID: 3049 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5396 01:31:53.738852  # [  120.326823] Hardware name: ARM Juno development board (r0) (DT)
 5397 01:31:53.739006  # [  120.333021] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5398 01:31:53.781236  # [  120.339309] pc : __arch_copy_to_user+0xa0/0x310
 5399 01:31:53.781516  # [  120.344114] lr : _copy_to_user+0x6c/0x94
 5400 01:31:53.781692  # [  120.348306] sp : ffff800016c8bc70
 5401 01:31:53.781848  # [  120.351892] x29: ffff800016c8bc70 x28: ffff000800c0b100 
 5402 01:31:53.781998  # [  120.357488] x27: 0000000000000000 x26: 0000000000000000 
 5403 01:31:53.782160  # [  120.363084] x25: ffff80001150a3b0 x24: ffff800016c8be20 
 5404 01:31:53.782283  # [  120.368681] x23: 0000000000000016 x22: ffff000806b94000 
 5405 01:31:53.782403  # [  120.374273] x21: ffff800016c8bff8 x20: 0000ffffbee9a000 
 5406 01:31:53.784394  # [  120.379868] x19: 0000000000000020 x18: 0000000000000000 
 5407 01:31:53.824440  # [  120.385464] x17: 0000000000000000 x16: 0000000000000000 
 5408 01:31:53.824704  # [  120.391059] x15: ffff800016c8bff8 x14: ffffffffffffffff 
 5409 01:31:53.824887  # [  120.396652] x13: ffff800096c8b98a x12: ffff800016c8b992 
 5410 01:31:53.825045  # [  120.402249] x11: ffff8000125d40c0 x10: ffff80001262c260 
 5411 01:31:53.825195  # [  120.407844] x9 : ffff8000100ddd4c x8 : 0000000000000000 
 5412 01:31:53.825343  # [  120.413436] x7 : ffff80001262c260 x6 : 0000ffffbee9a008 
 5413 01:31:53.825520  # [  120.419028] x5 : 0000ffffbee9a020 x4 : 0000000000000008 
 5414 01:31:53.827578  # [  120.424619] x3 : 0000000000000010 x2 : 0000000000000018 
 5415 01:31:53.867591  # [  120.430211] x1 : ffff800016c8c000 x0 : 0000ffffbee9a000 
 5416 01:31:53.867850  # [  120.435803] Call trace:
 5417 01:31:53.868021  # [  120.438517]  __arch_copy_to_user+0xa0/0x310
 5418 01:31:53.868175  # [  120.442975]  do_usercopy_stack+0x28c/0x294
 5419 01:31:53.868324  # [  120.447341]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5420 01:31:53.868469  # [  120.452404]  lkdtm_do_action+0x24/0x40
 5421 01:31:53.868610  # [  120.456423]  direct_entry+0xd0/0x140
 5422 01:31:53.868751  # [  120.460269]  full_proxy_write+0x68/0xbc
 5423 01:31:53.868889  # [  120.464376]  vfs_write+0xec/0x20c
 5424 01:31:53.868999  # [  120.467958]  ksys_write+0x70/0x100
 5425 01:31:53.870763  # [  120.471628]  __arm64_sys_write+0x24/0x30
 5426 01:31:53.921303  # [  120.475823]  el0_svc_common.constprop.0+0x84/0x1e0
 5427 01:31:53.921553  # [  120.480886]  do_el0_svc+0x2c/0xa4
 5428 01:31:53.921736  # [  120.484469]  el0_svc+0x20/0x30
 5429 01:31:53.921900  # [  120.487791]  el0_sync_handler+0xb0/0xb4
 5430 01:31:53.922070  # [  120.491896]  el0_sync+0x180/0x1c0
 5431 01:31:53.922222  # [  120.495482] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5432 01:31:53.922345  # [  120.501853] ---[ end trace 79c1fb89ce5ce641 ]---
 5433 01:31:53.922464  # USERCOPY_STACK_BEYOND: saw 'call trace:': ok
 5434 01:31:53.922581  ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5435 01:31:53.924469  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5436 01:31:54.032360  <6>[  120.990528] lkdtm: Performing direct entry USERCOPY_KERNEL
 5437 01:31:54.032908  <6>[  120.996364] lkdtm: attempting good copy_to_user from kernel rodata: ffff80001150a8c0
 5438 01:31:54.033223  <6>[  121.004562] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102cebb0
 5439 01:31:54.035569  <3>[  121.012415] lkdtm: FAIL: survived bad copy_to_user()
 5440 01:31:54.177290  # [  120.990528] lkdtm: Performing direct entry USERCOPY_KERNEL
 5441 01:31:54.177735  # [  120.996364] lkdtm: attempting good copy_to_user from kernel rodata: ffff80001150a8c0
 5442 01:31:54.178099  # [  121.004562] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102cebb0
 5443 01:31:54.178428  # [  121.012415] lkdtm: FAIL: survived bad copy_to_user()
 5444 01:31:54.180576  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5445 01:31:54.212446  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5446 01:31:54.228413  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5447 01:31:54.588578  <6>[  121.536438] lkdtm: Performing direct entry STACKLEAK_ERASING
 5448 01:31:54.588861  <6>[  121.542475] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5449 01:31:54.589083  <3>[  121.549986] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5450 01:31:54.589286  <3>[  121.557300] lkdtm: FAIL: the thread stack is NOT properly erased
 5451 01:31:54.589775  <4>[  121.563785] CPU: 3 PID: 3133 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5452 01:31:54.589955  <4>[  121.571814] Hardware name: ARM Juno development board (r0) (DT)
 5453 01:31:54.591876  <4>[  121.578013] Call trace:
 5454 01:31:54.592101  <4>[  121.580739]  dump_backtrace+0x0/0x200
 5455 01:31:54.632217  <4>[  121.584678]  show_stack+0x20/0x30
 5456 01:31:54.632685  <4>[  121.588273]  dump_stack+0x110/0x160
 5457 01:31:54.633112  <4>[  121.592040]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5458 01:31:54.633511  <4>[  121.596940]  lkdtm_do_action+0x24/0x40
 5459 01:31:54.633899  <4>[  121.600967]  direct_entry+0xd0/0x140
 5460 01:31:54.634710  <4>[  121.604821]  full_proxy_write+0x68/0xbc
 5461 01:31:54.635068  <4>[  121.608936]  vfs_write+0xec/0x20c
 5462 01:31:54.635451  <4>[  121.612526]  ksys_write+0x70/0x100
 5463 01:31:54.635826  <4>[  121.616205]  __arm64_sys_write+0x24/0x30
 5464 01:31:54.636288  <4>[  121.620408]  el0_svc_common.constprop.0+0x84/0x1e0
 5465 01:31:54.658917  <4>[  121.625479]  do_el0_svc+0x2c/0xa4
 5466 01:31:54.659381  <4>[  121.629070]  el0_svc+0x20/0x30
 5467 01:31:54.659688  <4>[  121.632400]  el0_sync_handler+0xb0/0xb4
 5468 01:31:54.661996  <4>[  121.636513]  el0_sync+0x180/0x1c0
 5469 01:31:54.798351  # [  121.536438] lkdtm: Performing direct entry STACKLEAK_ERASING
 5470 01:31:54.798850  # [  121.542475] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5471 01:31:54.799193  # [  121.549986] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5472 01:31:54.799512  # [  121.557300] lkdtm: FAIL: the thread stack is NOT properly erased
 5473 01:31:54.799815  # [  121.563785] CPU: 3 PID: 3133 Comm: cat Tainted: G      D W         5.10.218-cip49 #1
 5474 01:31:54.801623  # [  121.571814] Hardware name: ARM Juno development board (r0) (DT)
 5475 01:31:54.802098  # [  121.578013] Call trace:
 5476 01:31:54.841344  # [  121.580739]  dump_backtrace+0x0/0x200
 5477 01:31:54.841808  # [  121.584678]  show_stack+0x20/0x30
 5478 01:31:54.842202  # [  121.588273]  dump_stack+0x110/0x160
 5479 01:31:54.842517  # [  121.592040]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5480 01:31:54.843222  # [  121.596940]  lkdtm_do_action+0x24/0x40
 5481 01:31:54.843556  # [  121.600967]  direct_entry+0xd0/0x140
 5482 01:31:54.843851  # [  121.604821]  full_proxy_write+0x68/0xbc
 5483 01:31:54.844139  # [  121.608936]  vfs_write+0xec/0x20c
 5484 01:31:54.844537  # [  121.612526]  ksys_write+0x70/0x100
 5485 01:31:54.844931  # [  121.616205]  __arm64_sys_write+0x24/0x30
 5486 01:31:54.883784  # [  121.620408]  el0_svc_common.constprop.0+0x84/0x1e0
 5487 01:31:54.884258  # [  121.625479]  do_el0_svc+0x2c/0xa4
 5488 01:31:54.884691  # [  121.629070]  el0_svc+0x20/0x30
 5489 01:31:54.885088  # [  121.632400]  el0_sync_handler+0xb0/0xb4
 5490 01:31:54.885474  # [  121.636513]  el0_sync+0x180/0x1c0
 5491 01:31:54.885848  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5492 01:31:54.886273  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5493 01:31:54.887123  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5494 01:31:55.187250  <6>[  122.147792] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5495 01:31:55.187557  <6>[  122.153793] lkdtm: Calling matched prototype ...
 5496 01:31:55.187736  <6>[  122.158761] lkdtm: Calling mismatched prototype ...
 5497 01:31:55.190424  <6>[  122.163971] lkdtm: Fail: survived mismatched prototype function call!
 5498 01:31:55.320413  # [  122.147792] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5499 01:31:55.320862  # [  122.153793] lkdtm: Calling matched prototype ...
 5500 01:31:55.321641  # [  122.158761] lkdtm: Calling mismatched prototype ...
 5501 01:31:55.322077  # [  122.163971] lkdtm: Fail: survived mismatched prototype function call!
 5502 01:31:55.323792  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5503 01:31:55.355534  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5504 01:31:57.697659  lkdtm_PANIC_sh skip
 5505 01:31:57.698213  lkdtm_BUG_sh pass
 5506 01:31:57.698645  lkdtm_WARNING_sh pass
 5507 01:31:57.699042  lkdtm_WARNING_MESSAGE_sh pass
 5508 01:31:57.699425  lkdtm_EXCEPTION_sh pass
 5509 01:31:57.700178  lkdtm_LOOP_sh skip
 5510 01:31:57.700522  lkdtm_EXHAUST_STACK_sh skip
 5511 01:31:57.700903  lkdtm_CORRUPT_STACK_sh skip
 5512 01:31:57.701287  lkdtm_CORRUPT_STACK_STRONG_sh skip
 5513 01:31:57.701652  lkdtm_CORRUPT_LIST_ADD_sh fail
 5514 01:31:57.702036  lkdtm_CORRUPT_LIST_DEL_sh fail
 5515 01:31:57.702403  lkdtm_STACK_GUARD_PAGE_LEADING_sh pass
 5516 01:31:57.702763  lkdtm_STACK_GUARD_PAGE_TRAILING_sh pass
 5517 01:31:57.703122  lkdtm_UNSET_SMEP_sh skip
 5518 01:31:57.703480  lkdtm_DOUBLE_FAULT_sh skip
 5519 01:31:57.703931  lkdtm_CORRUPT_PAC_sh fail
 5520 01:31:57.704257  lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh skip
 5521 01:31:57.740884  lkdtm_OVERWRITE_ALLOCATION_sh skip
 5522 01:31:57.741392  lkdtm_WRITE_AFTER_FREE_sh skip
 5523 01:31:57.741823  lkdtm_READ_AFTER_FREE_sh fail
 5524 01:31:57.742642  lkdtm_WRITE_BUDDY_AFTER_FREE_sh skip
 5525 01:31:57.743012  lkdtm_READ_BUDDY_AFTER_FREE_sh fail
 5526 01:31:57.743400  lkdtm_SLAB_FREE_DOUBLE_sh fail
 5527 01:31:57.743779  lkdtm_SLAB_FREE_CROSS_sh fail
 5528 01:31:57.744159  lkdtm_SLAB_FREE_PAGE_sh fail
 5529 01:31:57.744527  lkdtm_SOFTLOCKUP_sh skip
 5530 01:31:57.744892  lkdtm_HARDLOCKUP_sh skip
 5531 01:31:57.745255  lkdtm_SPINLOCKUP_sh skip
 5532 01:31:57.745615  lkdtm_HUNG_TASK_sh skip
 5533 01:31:57.745972  lkdtm_EXEC_DATA_sh pass
 5534 01:31:57.746372  lkdtm_EXEC_STACK_sh pass
 5535 01:31:57.746732  lkdtm_EXEC_KMALLOC_sh pass
 5536 01:31:57.747193  lkdtm_EXEC_VMALLOC_sh pass
 5537 01:31:57.784110  lkdtm_EXEC_RODATA_sh pass
 5538 01:31:57.784587  lkdtm_EXEC_USERSPACE_sh pass
 5539 01:31:57.785019  lkdtm_EXEC_NULL_sh pass
 5540 01:31:57.785418  lkdtm_ACCESS_USERSPACE_sh fail
 5541 01:31:57.785805  lkdtm_ACCESS_NULL_sh pass
 5542 01:31:57.786239  lkdtm_WRITE_RO_sh pass
 5543 01:31:57.786613  lkdtm_WRITE_RO_AFTER_INIT_sh pass
 5544 01:31:57.787001  lkdtm_WRITE_KERN_sh pass
 5545 01:31:57.787379  lkdtm_REFCOUNT_INC_OVERFLOW_sh pass
 5546 01:31:57.787737  lkdtm_REFCOUNT_ADD_OVERFLOW_sh pass
 5547 01:31:57.788098  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh pass
 5548 01:31:57.788457  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh pass
 5549 01:31:57.788810  lkdtm_REFCOUNT_DEC_ZERO_sh pass
 5550 01:31:57.789167  lkdtm_REFCOUNT_DEC_NEGATIVE_sh pass
 5551 01:31:57.789889  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh pass
 5552 01:31:57.827251  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh pass
 5553 01:31:57.827912  lkdtm_REFCOUNT_INC_ZERO_sh pass
 5554 01:31:57.828429  lkdtm_REFCOUNT_ADD_ZERO_sh pass
 5555 01:31:57.828922  lkdtm_REFCOUNT_INC_SATURATED_sh pass
 5556 01:31:57.829359  lkdtm_REFCOUNT_DEC_SATURATED_sh pass
 5557 01:31:57.829672  lkdtm_REFCOUNT_ADD_SATURATED_sh pass
 5558 01:31:57.829964  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh pass
 5559 01:31:57.830390  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh pass
 5560 01:31:57.830716  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh pass
 5561 01:31:57.830998  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh pass
 5562 01:31:57.831277  lkdtm_REFCOUNT_TIMING_sh skip
 5563 01:31:57.831930  lkdtm_ATOMIC_TIMING_sh skip
 5564 01:31:57.875423  lkdtm_USERCOPY_HEAP_SIZE_TO_sh fail
 5565 01:31:57.875908  lkdtm_USERCOPY_HEAP_SIZE_FROM_sh fail
 5566 01:31:57.876244  lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh fail
 5567 01:31:57.876553  lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh fail
 5568 01:31:57.876848  lkdtm_USERCOPY_STACK_FRAME_TO_sh fail
 5569 01:31:57.877133  lkdtm_USERCOPY_STACK_FRAME_FROM_sh fail
 5570 01:31:57.877555  lkdtm_USERCOPY_STACK_BEYOND_sh pass
 5571 01:31:57.877883  lkdtm_USERCOPY_KERNEL_sh fail
 5572 01:31:57.878211  lkdtm_STACKLEAK_ERASING_sh fail
 5573 01:31:57.878713  lkdtm_CFI_FORWARD_PROTO_sh fail
 5574 01:31:57.879430  + ../../utils/send-to-lava.sh ./output/result.txt
 5575 01:31:57.907436  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5577 01:31:57.909534  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>
 5578 01:31:58.021370  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip>
 5579 01:31:58.022203  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_PANIC_sh RESULT=skip
 5581 01:31:58.147447  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass>
 5582 01:31:58.148265  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_BUG_sh RESULT=pass
 5584 01:31:58.259359  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass>
 5585 01:31:58.260231  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_sh RESULT=pass
 5587 01:31:58.380226  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass>
 5588 01:31:58.381041  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WARNING_MESSAGE_sh RESULT=pass
 5590 01:31:58.501255  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass>
 5591 01:31:58.502079  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXCEPTION_sh RESULT=pass
 5593 01:31:58.620022  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip>
 5594 01:31:58.620824  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_LOOP_sh RESULT=skip
 5596 01:31:58.736915  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip>
 5597 01:31:58.737690  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXHAUST_STACK_sh RESULT=skip
 5599 01:31:58.854876  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip>
 5600 01:31:58.855660  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_sh RESULT=skip
 5602 01:31:58.971866  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip>
 5603 01:31:58.972724  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_STACK_STRONG_sh RESULT=skip
 5605 01:31:59.093686  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail>
 5606 01:31:59.094549  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_ADD_sh RESULT=fail
 5608 01:31:59.200781  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail>
 5609 01:31:59.201547  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_LIST_DEL_sh RESULT=fail
 5611 01:31:59.322441  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass>
 5612 01:31:59.323253  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_LEADING_sh RESULT=pass
 5614 01:31:59.441498  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass>
 5615 01:31:59.442402  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACK_GUARD_PAGE_TRAILING_sh RESULT=pass
 5617 01:31:59.562458  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip>
 5618 01:31:59.563310  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNSET_SMEP_sh RESULT=skip
 5620 01:31:59.682313  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip>
 5621 01:31:59.683132  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_DOUBLE_FAULT_sh RESULT=skip
 5623 01:31:59.806908  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=fail>
 5624 01:31:59.807438  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CORRUPT_PAC_sh RESULT=fail
 5626 01:31:59.918816  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip>
 5627 01:31:59.919299  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh RESULT=skip
 5629 01:32:00.030624  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip>
 5630 01:32:00.031097  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_OVERWRITE_ALLOCATION_sh RESULT=skip
 5632 01:32:00.142480  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip>
 5633 01:32:00.142966  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_AFTER_FREE_sh RESULT=skip
 5635 01:32:00.238439  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail>
 5636 01:32:00.238941  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_AFTER_FREE_sh RESULT=fail
 5638 01:32:00.348688  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip>
 5639 01:32:00.349378  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_BUDDY_AFTER_FREE_sh RESULT=skip
 5641 01:32:00.466731  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail>
 5642 01:32:00.467441  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_READ_BUDDY_AFTER_FREE_sh RESULT=fail
 5644 01:32:00.588452  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail>
 5645 01:32:00.589229  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_DOUBLE_sh RESULT=fail
 5647 01:32:00.712401  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail>
 5648 01:32:00.713102  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_CROSS_sh RESULT=fail
 5650 01:32:00.824064  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail>
 5651 01:32:00.824541  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SLAB_FREE_PAGE_sh RESULT=fail
 5653 01:32:00.935900  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip>
 5654 01:32:00.936386  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SOFTLOCKUP_sh RESULT=skip
 5656 01:32:01.047912  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip>
 5657 01:32:01.048434  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HARDLOCKUP_sh RESULT=skip
 5659 01:32:01.159822  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip>
 5660 01:32:01.160341  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_SPINLOCKUP_sh RESULT=skip
 5662 01:32:01.268707  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip>
 5663 01:32:01.269180  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_HUNG_TASK_sh RESULT=skip
 5665 01:32:01.380525  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass>
 5666 01:32:01.381008  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_DATA_sh RESULT=pass
 5668 01:32:01.492545  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass>
 5669 01:32:01.493010  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_STACK_sh RESULT=pass
 5671 01:32:01.598465  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass>
 5672 01:32:01.598940  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_KMALLOC_sh RESULT=pass
 5674 01:32:01.693396  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass>
 5675 01:32:01.693865  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_VMALLOC_sh RESULT=pass
 5677 01:32:01.800372  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass>
 5678 01:32:01.800877  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_RODATA_sh RESULT=pass
 5680 01:32:01.909193  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass>
 5681 01:32:01.909663  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_USERSPACE_sh RESULT=pass
 5683 01:32:02.019120  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass>
 5684 01:32:02.019581  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_EXEC_NULL_sh RESULT=pass
 5686 01:32:02.131049  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail>
 5687 01:32:02.131515  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_USERSPACE_sh RESULT=fail
 5689 01:32:02.242955  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass>
 5690 01:32:02.243478  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ACCESS_NULL_sh RESULT=pass
 5692 01:32:02.356925  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass
 5694 01:32:02.359908  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_sh RESULT=pass>
 5695 01:32:02.469754  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass>
 5696 01:32:02.470237  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_RO_AFTER_INIT_sh RESULT=pass
 5698 01:32:02.581649  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass>
 5699 01:32:02.582123  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_WRITE_KERN_sh RESULT=pass
 5701 01:32:02.698616  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass>
 5702 01:32:02.699105  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_OVERFLOW_sh RESULT=pass
 5704 01:32:02.810529  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass>
 5705 01:32:02.811022  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_OVERFLOW_sh RESULT=pass
 5707 01:32:02.921507  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass>
 5708 01:32:02.922024  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh RESULT=pass
 5710 01:32:03.017333  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass>
 5711 01:32:03.017834  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh RESULT=pass
 5713 01:32:03.126276  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass>
 5714 01:32:03.126766  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_ZERO_sh RESULT=pass
 5716 01:32:03.236202  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass>
 5717 01:32:03.236688  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_NEGATIVE_sh RESULT=pass
 5719 01:32:03.348081  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass>
 5720 01:32:03.348576  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh RESULT=pass
 5722 01:32:03.458080  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass>
 5723 01:32:03.458548  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh RESULT=pass
 5725 01:32:03.565928  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass>
 5726 01:32:03.566436  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_ZERO_sh RESULT=pass
 5728 01:32:03.676219  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass>
 5729 01:32:03.677010  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_ZERO_sh RESULT=pass
 5731 01:32:03.803901  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass>
 5732 01:32:03.804674  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_SATURATED_sh RESULT=pass
 5734 01:32:03.911007  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass>
 5735 01:32:03.911766  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_SATURATED_sh RESULT=pass
 5737 01:32:04.020897  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass>
 5738 01:32:04.021706  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_SATURATED_sh RESULT=pass
 5740 01:32:04.134873  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass
 5742 01:32:04.137771  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh RESULT=pass>
 5743 01:32:04.254394  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass>
 5744 01:32:04.254881  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh RESULT=pass
 5746 01:32:04.362351  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass>
 5747 01:32:04.362889  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh RESULT=pass
 5749 01:32:04.474213  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass>
 5750 01:32:04.474703  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh RESULT=pass
 5752 01:32:04.586105  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip>
 5753 01:32:04.586576  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_REFCOUNT_TIMING_sh RESULT=skip
 5755 01:32:04.702940  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip>
 5756 01:32:04.703419  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_ATOMIC_TIMING_sh RESULT=skip
 5758 01:32:04.804102  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail>
 5759 01:32:04.804827  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_TO_sh RESULT=fail
 5761 01:32:04.921102  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail>
 5762 01:32:04.921887  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_SIZE_FROM_sh RESULT=fail
 5764 01:32:05.032960  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail>
 5765 01:32:05.033766  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh RESULT=fail
 5767 01:32:05.144896  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail>
 5768 01:32:05.145655  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh RESULT=fail
 5770 01:32:05.263979  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail>
 5771 01:32:05.264827  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_TO_sh RESULT=fail
 5773 01:32:05.381903  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail>
 5774 01:32:05.382709  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_FRAME_FROM_sh RESULT=fail
 5776 01:32:05.501732  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=pass>
 5777 01:32:05.502589  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_STACK_BEYOND_sh RESULT=pass
 5779 01:32:05.611649  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail>
 5780 01:32:05.612392  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_USERCOPY_KERNEL_sh RESULT=fail
 5782 01:32:05.720473  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail>
 5783 01:32:05.721213  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_STACKLEAK_ERASING_sh RESULT=fail
 5785 01:32:05.833042  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail>
 5786 01:32:05.833315  + set +x
 5787 01:32:05.833716  Received signal: <TESTCASE> TEST_CASE_ID=lkdtm_CFI_FORWARD_PROTO_sh RESULT=fail
 5789 01:32:05.836218  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 469336_1.6.2.4.5>
 5790 01:32:05.836446  <LAVA_TEST_RUNNER EXIT>
 5791 01:32:05.836838  Received signal: <ENDRUN> 1_kselftest-lkdtm 469336_1.6.2.4.5
 5792 01:32:05.837026  Ending use of test pattern.
 5793 01:32:05.837185  Ending test lava.1_kselftest-lkdtm (469336_1.6.2.4.5), duration 77.65
 5795 01:32:05.837731  ok: lava_test_shell seems to have completed
 5796 01:32:05.838794  lkdtm_ACCESS_NULL_sh: pass
lkdtm_ACCESS_USERSPACE_sh: fail
lkdtm_ATOMIC_TIMING_sh: skip
lkdtm_BUG_sh: pass
lkdtm_CFI_FORWARD_PROTO_sh: fail
lkdtm_CORRUPT_LIST_ADD_sh: fail
lkdtm_CORRUPT_LIST_DEL_sh: fail
lkdtm_CORRUPT_PAC_sh: fail
lkdtm_CORRUPT_STACK_STRONG_sh: skip
lkdtm_CORRUPT_STACK_sh: skip
lkdtm_DOUBLE_FAULT_sh: skip
lkdtm_EXCEPTION_sh: pass
lkdtm_EXEC_DATA_sh: pass
lkdtm_EXEC_KMALLOC_sh: pass
lkdtm_EXEC_NULL_sh: pass
lkdtm_EXEC_RODATA_sh: pass
lkdtm_EXEC_STACK_sh: pass
lkdtm_EXEC_USERSPACE_sh: pass
lkdtm_EXEC_VMALLOC_sh: pass
lkdtm_EXHAUST_STACK_sh: skip
lkdtm_HARDLOCKUP_sh: skip
lkdtm_HUNG_TASK_sh: skip
lkdtm_LOOP_sh: skip
lkdtm_OVERWRITE_ALLOCATION_sh: skip
lkdtm_PANIC_sh: skip
lkdtm_READ_AFTER_FREE_sh: fail
lkdtm_READ_BUDDY_AFTER_FREE_sh: fail
lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_OVERFLOW_sh: pass
lkdtm_REFCOUNT_ADD_SATURATED_sh: pass
lkdtm_REFCOUNT_ADD_ZERO_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_NEGATIVE_sh: pass
lkdtm_REFCOUNT_DEC_SATURATED_sh: pass
lkdtm_REFCOUNT_DEC_ZERO_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_OVERFLOW_sh: pass
lkdtm_REFCOUNT_INC_SATURATED_sh: pass
lkdtm_REFCOUNT_INC_ZERO_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE_sh: pass
lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED_sh: pass
lkdtm_REFCOUNT_TIMING_sh: skip
lkdtm_SLAB_FREE_CROSS_sh: fail
lkdtm_SLAB_FREE_DOUBLE_sh: fail
lkdtm_SLAB_FREE_PAGE_sh: fail
lkdtm_SOFTLOCKUP_sh: skip
lkdtm_SPINLOCKUP_sh: skip
lkdtm_STACKLEAK_ERASING_sh: fail
lkdtm_STACK_GUARD_PAGE_LEADING_sh: pass
lkdtm_STACK_GUARD_PAGE_TRAILING_sh: pass
lkdtm_UNALIGNED_LOAD_STORE_WRITE_sh: skip
lkdtm_UNSET_SMEP_sh: skip
lkdtm_USERCOPY_HEAP_SIZE_FROM_sh: fail
lkdtm_USERCOPY_HEAP_SIZE_TO_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_FROM_sh: fail
lkdtm_USERCOPY_HEAP_WHITELIST_TO_sh: fail
lkdtm_USERCOPY_KERNEL_sh: fail
lkdtm_USERCOPY_STACK_BEYOND_sh: pass
lkdtm_USERCOPY_STACK_FRAME_FROM_sh: fail
lkdtm_USERCOPY_STACK_FRAME_TO_sh: fail
lkdtm_WARNING_MESSAGE_sh: pass
lkdtm_WARNING_sh: pass
lkdtm_WRITE_AFTER_FREE_sh: skip
lkdtm_WRITE_BUDDY_AFTER_FREE_sh: skip
lkdtm_WRITE_KERN_sh: pass
lkdtm_WRITE_RO_AFTER_INIT_sh: pass
lkdtm_WRITE_RO_sh: pass
shardfile-lkdtm: pass

 5797 01:32:05.838998  end: 3.1 lava-test-shell (duration 00:01:19) [common]
 5798 01:32:05.839162  end: 3 lava-test-retry (duration 00:01:19) [common]
 5799 01:32:05.839323  start: 4 finalize (timeout 00:03:56) [common]
 5800 01:32:05.839489  start: 4.1 power-off (timeout 00:00:30) [common]
 5801 01:32:05.839740  Calling: 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/off?hostname=apc54a00b1&port=1'
 5802 01:32:06.923512  >> OK - accepted request

 5803 01:32:06.926223  Returned 0 in 1 seconds
 5804 01:32:07.027361  end: 4.1 power-off (duration 00:00:01) [common]
 5806 01:32:07.028681  start: 4.2 read-feedback (timeout 00:03:55) [common]
 5807 01:32:07.029625  Listened to connection for namespace 'common' for up to 1s
 5808 01:32:07.030401  Listened to connection for namespace 'common' for up to 1s
 5809 01:32:08.030422  Finalising connection for namespace 'common'
 5810 01:32:08.031044  Disconnecting from shell: Finalise
 5811 01:32:08.031511  / # 
 5812 01:32:08.132415  end: 4.2 read-feedback (duration 00:00:01) [common]
 5813 01:32:08.133061  end: 4 finalize (duration 00:00:02) [common]
 5814 01:32:08.133648  Cleaning after the job
 5815 01:32:08.134162  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/ramdisk
 5816 01:32:08.143613  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/kernel
 5817 01:32:08.182918  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/dtb
 5818 01:32:08.183681  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/nfsrootfs
 5819 01:32:08.283439  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/469336/tftp-deploy-ygt09h66/modules
 5820 01:32:08.291754  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/469336
 5821 01:32:08.982105  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/469336
 5822 01:32:08.982370  Job finished correctly