Boot log: juno-uboot

    1 08:56:17.866715  lava-dispatcher, installed at version: 2023.01
    2 08:56:17.867044  start: 0 validate
    3 08:56:17.867290  Start time: 2024-02-29 08:56:17.867275+00:00 (UTC)
    4 08:56:17.867547  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    5 08:56:17.867820  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farm64%2Finitrd.cpio.gz exists
    6 08:56:17.977794  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    7 08:56:17.978227  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-56-g55117716ac0fd%2Farm64%2Fdefconfig%2Bkselftest%2Fgcc-10%2Fkernel%2FImage exists
    8 08:56:18.222208  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
    9 08:56:18.222637  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-56-g55117716ac0fd%2Farm64%2Fdefconfig%2Bkselftest%2Fgcc-10%2Fdtbs%2Farm%2Fjuno.dtb exists
   10 08:56:18.361707  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
   11 08:56:18.362317  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fimages%2Frootfs%2Fdebian%2Fbullseye-kselftest%2F20240129.0%2Farm64%2Ffull.rootfs.tar.xz exists
   12 08:56:18.589293  Using caching service: 'http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=%s'
   13 08:56:18.589698  Validating that http://replicr.mayfield.sirena.org.uk:8001/api/v1/fetch?url=http%3A%2F%2Fstorage.kernelci.org%2Fcip-gitlab%2Fci-iwamatsu-linux-5.10.y-cip-rc%2Fv5.10.209-cip44-56-g55117716ac0fd%2Farm64%2Fdefconfig%2Bkselftest%2Fgcc-10%2Fmodules.tar.xz exists
   14 08:56:18.661057  validate duration: 0.79
   16 08:56:18.662392  start: 1 tftp-deploy (timeout 00:10:00) [common]
   17 08:56:18.662973  start: 1.1 download-retry (timeout 00:10:00) [common]
   18 08:56:18.663488  start: 1.1.1 http-download (timeout 00:10:00) [common]
   19 08:56:18.664371  Not decompressing ramdisk as can be used compressed.
   20 08:56:18.664895  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/arm64/initrd.cpio.gz
   21 08:56:18.665301  saving as /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/ramdisk/initrd.cpio.gz
   22 08:56:18.665658  total size: 4663047 (4MB)
   23 08:56:19.036682  progress   0% (0MB)
   24 08:56:19.061618  progress   5% (0MB)
   25 08:56:19.070150  progress  10% (0MB)
   26 08:56:19.078814  progress  15% (0MB)
   27 08:56:19.087090  progress  20% (0MB)
   28 08:56:19.095261  progress  25% (1MB)
   29 08:56:19.102804  progress  30% (1MB)
   30 08:56:19.108994  progress  35% (1MB)
   31 08:56:19.114340  progress  40% (1MB)
   32 08:56:19.120310  progress  45% (2MB)
   33 08:56:19.125086  progress  50% (2MB)
   34 08:56:19.129413  progress  55% (2MB)
   35 08:56:19.132656  progress  60% (2MB)
   36 08:56:19.135177  progress  65% (2MB)
   37 08:56:19.137663  progress  70% (3MB)
   38 08:56:19.140065  progress  75% (3MB)
   39 08:56:19.142589  progress  80% (3MB)
   40 08:56:19.144983  progress  85% (3MB)
   41 08:56:19.147767  progress  90% (4MB)
   42 08:56:19.150121  progress  95% (4MB)
   43 08:56:19.152295  progress 100% (4MB)
   44 08:56:19.152604  4MB downloaded in 0.49s (9.13MB/s)
   45 08:56:19.152908  end: 1.1.1 http-download (duration 00:00:00) [common]
   47 08:56:19.153389  end: 1.1 download-retry (duration 00:00:00) [common]
   48 08:56:19.153581  start: 1.2 download-retry (timeout 00:10:00) [common]
   49 08:56:19.153766  start: 1.2.1 http-download (timeout 00:10:00) [common]
   50 08:56:19.154052  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/kernel/Image
   51 08:56:19.154200  saving as /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/kernel/Image
   52 08:56:19.154326  total size: 44089856 (42MB)
   53 08:56:19.154443  No compression specified
   54 08:56:19.384087  progress   0% (0MB)
   55 08:56:19.407180  progress   5% (2MB)
   56 08:56:19.428461  progress  10% (4MB)
   57 08:56:19.449831  progress  15% (6MB)
   58 08:56:19.471428  progress  20% (8MB)
   59 08:56:19.492665  progress  25% (10MB)
   60 08:56:19.514072  progress  30% (12MB)
   61 08:56:19.535471  progress  35% (14MB)
   62 08:56:19.557148  progress  40% (16MB)
   63 08:56:19.578481  progress  45% (18MB)
   64 08:56:19.599673  progress  50% (21MB)
   65 08:56:19.621487  progress  55% (23MB)
   66 08:56:19.642848  progress  60% (25MB)
   67 08:56:19.664072  progress  65% (27MB)
   68 08:56:19.685498  progress  70% (29MB)
   69 08:56:19.707016  progress  75% (31MB)
   70 08:56:19.728287  progress  80% (33MB)
   71 08:56:19.749886  progress  85% (35MB)
   72 08:56:19.771057  progress  90% (37MB)
   73 08:56:19.793528  progress  95% (39MB)
   74 08:56:19.815918  progress 100% (42MB)
   75 08:56:19.816327  42MB downloaded in 0.66s (63.52MB/s)
   76 08:56:19.816601  end: 1.2.1 http-download (duration 00:00:01) [common]
   78 08:56:19.817049  end: 1.2 download-retry (duration 00:00:01) [common]
   79 08:56:19.817228  start: 1.3 download-retry (timeout 00:09:59) [common]
   80 08:56:19.817402  start: 1.3.1 http-download (timeout 00:09:59) [common]
   81 08:56:19.817663  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/dtbs/arm/juno.dtb
   82 08:56:19.817805  saving as /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb
   83 08:56:19.817921  total size: 23985 (0MB)
   84 08:56:19.818052  No compression specified
   85 08:56:20.345755  progress 100% (0MB)
   86 08:56:20.346344  0MB downloaded in 0.53s (0.04MB/s)
   87 08:56:20.346626  end: 1.3.1 http-download (duration 00:00:01) [common]
   89 08:56:20.347072  end: 1.3 download-retry (duration 00:00:01) [common]
   90 08:56:20.347250  start: 1.4 download-retry (timeout 00:09:58) [common]
   91 08:56:20.347426  start: 1.4.1 http-download (timeout 00:09:58) [common]
   92 08:56:20.347685  downloading http://storage.kernelci.org/images/rootfs/debian/bullseye-kselftest/20240129.0/arm64/full.rootfs.tar.xz
   93 08:56:20.347825  saving as /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/nfsrootfs/full.rootfs.tar
   94 08:56:20.347960  total size: 200856304 (191MB)
   95 08:56:20.348094  Using unxz to decompress xz
   96 08:56:20.759571  progress   0% (0MB)
   97 08:56:21.655259  progress   5% (9MB)
   98 08:56:22.520083  progress  10% (19MB)
   99 08:56:23.525833  progress  15% (28MB)
  100 08:56:24.144661  progress  20% (38MB)
  101 08:56:24.698515  progress  25% (47MB)
  102 08:56:25.736424  progress  30% (57MB)
  103 08:56:26.701570  progress  35% (67MB)
  104 08:56:27.730153  progress  40% (76MB)
  105 08:56:28.699485  progress  45% (86MB)
  106 08:56:29.711155  progress  50% (95MB)
  107 08:56:30.795257  progress  55% (105MB)
  108 08:56:31.984234  progress  60% (114MB)
  109 08:56:32.230947  progress  65% (124MB)
  110 08:56:32.470652  progress  70% (134MB)
  111 08:56:32.637211  progress  75% (143MB)
  112 08:56:32.770105  progress  80% (153MB)
  113 08:56:32.916773  progress  85% (162MB)
  114 08:56:33.096874  progress  90% (172MB)
  115 08:56:33.600951  progress  95% (182MB)
  116 08:56:34.580786  progress 100% (191MB)
  117 08:56:34.590577  191MB downloaded in 14.24s (13.45MB/s)
  118 08:56:34.591038  end: 1.4.1 http-download (duration 00:00:14) [common]
  120 08:56:34.591484  end: 1.4 download-retry (duration 00:00:14) [common]
  121 08:56:34.591638  start: 1.5 download-retry (timeout 00:09:44) [common]
  122 08:56:34.591790  start: 1.5.1 http-download (timeout 00:09:44) [common]
  123 08:56:34.592025  downloading http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/modules.tar.xz
  124 08:56:34.592153  saving as /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/modules/modules.tar
  125 08:56:34.592261  total size: 8566532 (8MB)
  126 08:56:34.592366  Using unxz to decompress xz
  127 08:56:34.970634  progress   0% (0MB)
  128 08:56:35.014988  progress   5% (0MB)
  129 08:56:35.062865  progress  10% (0MB)
  130 08:56:35.110192  progress  15% (1MB)
  131 08:56:35.153418  progress  20% (1MB)
  132 08:56:35.198937  progress  25% (2MB)
  133 08:56:35.244941  progress  30% (2MB)
  134 08:56:35.286785  progress  35% (2MB)
  135 08:56:35.332416  progress  40% (3MB)
  136 08:56:35.376242  progress  45% (3MB)
  137 08:56:35.419234  progress  50% (4MB)
  138 08:56:35.462199  progress  55% (4MB)
  139 08:56:35.505051  progress  60% (4MB)
  140 08:56:35.547349  progress  65% (5MB)
  141 08:56:35.592530  progress  70% (5MB)
  142 08:56:35.635288  progress  75% (6MB)
  143 08:56:35.679159  progress  80% (6MB)
  144 08:56:35.722706  progress  85% (6MB)
  145 08:56:35.767337  progress  90% (7MB)
  146 08:56:35.813777  progress  95% (7MB)
  147 08:56:35.860080  progress 100% (8MB)
  148 08:56:35.868827  8MB downloaded in 1.28s (6.40MB/s)
  149 08:56:35.869357  end: 1.5.1 http-download (duration 00:00:01) [common]
  151 08:56:35.869987  end: 1.5 download-retry (duration 00:00:01) [common]
  152 08:56:35.870236  start: 1.6 prepare-tftp-overlay (timeout 00:09:43) [common]
  153 08:56:35.870466  start: 1.6.1 extract-nfsrootfs (timeout 00:09:43) [common]
  154 08:56:41.239718  Extracted nfsroot to /var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4
  155 08:56:41.240078  end: 1.6.1 extract-nfsrootfs (duration 00:00:05) [common]
  156 08:56:41.240266  start: 1.6.2 lava-overlay (timeout 00:09:37) [common]
  157 08:56:41.240578  [common] Preparing overlay tarball in /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8
  158 08:56:41.240827  makedir: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin
  159 08:56:41.241032  makedir: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/tests
  160 08:56:41.241231  makedir: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/results
  161 08:56:41.241432  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-add-keys
  162 08:56:41.241716  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-add-sources
  163 08:56:41.241978  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-background-process-start
  164 08:56:41.242283  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-background-process-stop
  165 08:56:41.242543  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-common-functions
  166 08:56:41.242794  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-echo-ipv4
  167 08:56:41.243051  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-install-packages
  168 08:56:41.243305  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-installed-packages
  169 08:56:41.243558  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-os-build
  170 08:56:41.243818  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-probe-channel
  171 08:56:41.244070  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-probe-ip
  172 08:56:41.244322  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-target-ip
  173 08:56:41.244576  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-target-mac
  174 08:56:41.244826  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-target-storage
  175 08:56:41.245078  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-case
  176 08:56:41.245332  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-event
  177 08:56:41.245582  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-feedback
  178 08:56:41.245834  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-raise
  179 08:56:41.246373  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-reference
  180 08:56:41.246647  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-runner
  181 08:56:41.246903  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-set
  182 08:56:41.247163  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-test-shell
  183 08:56:41.247420  Updating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-add-keys (debian)
  184 08:56:41.247727  Updating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-add-sources (debian)
  185 08:56:41.248022  Updating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-install-packages (debian)
  186 08:56:41.248311  Updating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-installed-packages (debian)
  187 08:56:41.248594  Updating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/bin/lava-os-build (debian)
  188 08:56:41.248844  Creating /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/environment
  189 08:56:41.249054  LAVA metadata
  190 08:56:41.249193  - LAVA_JOB_ID=646842
  191 08:56:41.249338  - LAVA_DISPATCHER_IP=192.168.56.230
  192 08:56:41.249574  start: 1.6.2.1 ssh-authorize (timeout 00:09:37) [common]
  193 08:56:41.250041  end: 1.6.2.1 ssh-authorize (duration 00:00:00) [common]
  194 08:56:41.250268  start: 1.6.2.2 lava-vland-overlay (timeout 00:09:37) [common]
  195 08:56:41.250420  skipped lava-vland-overlay
  196 08:56:41.250600  end: 1.6.2.2 lava-vland-overlay (duration 00:00:00) [common]
  197 08:56:41.250772  start: 1.6.2.3 lava-multinode-overlay (timeout 00:09:37) [common]
  198 08:56:41.250895  skipped lava-multinode-overlay
  199 08:56:41.251065  end: 1.6.2.3 lava-multinode-overlay (duration 00:00:00) [common]
  200 08:56:41.251234  start: 1.6.2.4 test-definition (timeout 00:09:37) [common]
  201 08:56:41.251394  Loading test definitions
  202 08:56:41.251581  start: 1.6.2.4.1 inline-repo-action (timeout 00:09:37) [common]
  203 08:56:41.251723  Using /lava-646842 at stage 0
  204 08:56:41.252264  uuid=646842_1.6.2.4.1 testdef=None
  205 08:56:41.252451  end: 1.6.2.4.1 inline-repo-action (duration 00:00:00) [common]
  206 08:56:41.252631  start: 1.6.2.4.2 test-overlay (timeout 00:09:37) [common]
  207 08:56:41.253422  end: 1.6.2.4.2 test-overlay (duration 00:00:00) [common]
  209 08:56:41.253876  start: 1.6.2.4.3 test-install-overlay (timeout 00:09:37) [common]
  210 08:56:41.255327  end: 1.6.2.4.3 test-install-overlay (duration 00:00:00) [common]
  212 08:56:41.255823  start: 1.6.2.4.4 test-runscript-overlay (timeout 00:09:37) [common]
  213 08:56:41.256889  runner path: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/0/tests/0_timesync-off test_uuid 646842_1.6.2.4.1
  214 08:56:41.257221  end: 1.6.2.4.4 test-runscript-overlay (duration 00:00:00) [common]
  216 08:56:41.257691  start: 1.6.2.4.5 git-repo-action (timeout 00:09:37) [common]
  217 08:56:41.257838  Using /lava-646842 at stage 0
  218 08:56:41.258090  Fetching tests from https://github.com/kernelci/test-definitions.git
  219 08:56:41.258248  Running '/usr/bin/git clone https://github.com/kernelci/test-definitions.git /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/0/tests/1_kselftest-lkdtm'
  220 08:56:45.815598  Running '/usr/bin/git checkout kernelci.org
  221 08:56:46.060560  Tests stored (tmp) in /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/kselftest.yaml
  222 08:56:46.061743  uuid=646842_1.6.2.4.5 testdef=None
  223 08:56:46.062078  end: 1.6.2.4.5 git-repo-action (duration 00:00:05) [common]
  225 08:56:46.062593  start: 1.6.2.4.6 test-overlay (timeout 00:09:33) [common]
  226 08:56:46.064314  end: 1.6.2.4.6 test-overlay (duration 00:00:00) [common]
  228 08:56:46.064799  start: 1.6.2.4.7 test-install-overlay (timeout 00:09:33) [common]
  229 08:56:46.066709  end: 1.6.2.4.7 test-install-overlay (duration 00:00:00) [common]
  231 08:56:46.067179  start: 1.6.2.4.8 test-runscript-overlay (timeout 00:09:33) [common]
  232 08:56:46.068950  runner path: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/0/tests/1_kselftest-lkdtm test_uuid 646842_1.6.2.4.5
  233 08:56:46.069127  BOARD='juno-uboot'
  234 08:56:46.069252  BRANCH='cip-gitlab'
  235 08:56:46.069362  SKIPFILE='/dev/null'
  236 08:56:46.069469  SKIP_INSTALL='True'
  237 08:56:46.069576  TESTPROG_URL='http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz'
  238 08:56:46.069687  TST_CASENAME=''
  239 08:56:46.069787  TST_CMDFILES='lkdtm'
  240 08:56:46.070105  end: 1.6.2.4.8 test-runscript-overlay (duration 00:00:00) [common]
  242 08:56:46.070483  Creating lava-test-runner.conf files
  243 08:56:46.070598  Using lava-test-runner path: /var/lib/lava/dispatcher/tmp/646842/lava-overlay-tyr2sdm8/lava-646842/0 for stage 0
  244 08:56:46.070769  - 0_timesync-off
  245 08:56:46.070893  - 1_kselftest-lkdtm
  246 08:56:46.071069  end: 1.6.2.4 test-definition (duration 00:00:05) [common]
  247 08:56:46.071232  start: 1.6.2.5 compress-overlay (timeout 00:09:33) [common]
  248 08:56:58.786667  end: 1.6.2.5 compress-overlay (duration 00:00:13) [common]
  249 08:56:58.786931  start: 1.6.2.6 persistent-nfs-overlay (timeout 00:09:20) [common]
  250 08:56:58.787105  end: 1.6.2.6 persistent-nfs-overlay (duration 00:00:00) [common]
  251 08:56:58.787292  end: 1.6.2 lava-overlay (duration 00:00:18) [common]
  252 08:56:58.787458  start: 1.6.3 extract-overlay-ramdisk (timeout 00:09:20) [common]
  253 08:56:58.944607  end: 1.6.3 extract-overlay-ramdisk (duration 00:00:00) [common]
  254 08:56:58.945070  start: 1.6.4 extract-modules (timeout 00:09:20) [common]
  255 08:56:58.945259  extracting modules file /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/modules/modules.tar to /var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4
  256 08:56:59.242550  extracting modules file /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/modules/modules.tar to /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk
  257 08:56:59.546135  end: 1.6.4 extract-modules (duration 00:00:01) [common]
  258 08:56:59.546407  start: 1.6.5 apply-overlay-tftp (timeout 00:09:19) [common]
  259 08:56:59.546585  [common] Applying overlay to NFS
  260 08:56:59.546728  [common] Applying overlay /var/lib/lava/dispatcher/tmp/646842/compress-overlay-i8wg4y2c/overlay-1.6.2.5.tar.gz to directory /var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4
  261 08:57:01.032483  end: 1.6.5 apply-overlay-tftp (duration 00:00:01) [common]
  262 08:57:01.032756  start: 1.6.6 prepare-kernel (timeout 00:09:18) [common]
  263 08:57:01.032946  start: 1.6.6.1 uboot-prepare-kernel (timeout 00:09:18) [common]
  264 08:57:01.033115  Converting downloaded kernel to a uImage
  265 08:57:01.033310  mkimage -A arm64 -O linux -T kernel -C none -a 0x80200000 -e 0x80200000 -d /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/kernel/Image /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/kernel/uImage
  266 08:57:01.477694  output: Image Name:   
  267 08:57:01.478349  output: Created:      Thu Feb 29 08:57:01 2024
  268 08:57:01.478557  output: Image Type:   AArch64 Linux Kernel Image (uncompressed)
  269 08:57:01.478746  output: Data Size:    44089856 Bytes = 43056.50 KiB = 42.05 MiB
  270 08:57:01.478908  output: Load Address: 80200000
  271 08:57:01.479054  output: Entry Point:  80200000
  272 08:57:01.479192  output: 
  273 08:57:01.479522  end: 1.6.6.1 uboot-prepare-kernel (duration 00:00:00) [common]
  274 08:57:01.479747  end: 1.6.6 prepare-kernel (duration 00:00:00) [common]
  275 08:57:01.479934  start: 1.6.7 configure-preseed-file (timeout 00:09:17) [common]
  276 08:57:01.480096  end: 1.6.7 configure-preseed-file (duration 00:00:00) [common]
  277 08:57:01.480259  start: 1.6.8 compress-ramdisk (timeout 00:09:17) [common]
  278 08:57:01.480440  Building ramdisk /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk.cpio containing /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk
  279 08:57:02.007529  >> 123257 blocks

  280 08:57:05.249113  Adding RAMdisk u-boot header.
  281 08:57:05.249586  mkimage -A arm64 -T ramdisk -C none -d /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk.cpio.gz /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk.cpio.gz.uboot
  282 08:57:05.408216  output: Image Name:   
  283 08:57:05.408851  output: Created:      Thu Feb 29 08:57:05 2024
  284 08:57:05.409023  output: Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  285 08:57:05.409179  output: Data Size:    17847662 Bytes = 17429.36 KiB = 17.02 MiB
  286 08:57:05.409324  output: Load Address: 00000000
  287 08:57:05.409464  output: Entry Point:  00000000
  288 08:57:05.409598  output: 
  289 08:57:05.409851  rename /var/lib/lava/dispatcher/tmp/646842/extract-overlay-ramdisk-73bsaa58/ramdisk.cpio.gz.uboot to /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  290 08:57:05.410189  end: 1.6.8 compress-ramdisk (duration 00:00:04) [common]
  291 08:57:05.410408  end: 1.6 prepare-tftp-overlay (duration 00:00:30) [common]
  292 08:57:05.410598  start: 1.7 lxc-create-udev-rule-action (timeout 00:09:13) [common]
  293 08:57:05.410745  No LXC device requested
  294 08:57:05.410907  end: 1.7 lxc-create-udev-rule-action (duration 00:00:00) [common]
  295 08:57:05.411057  start: 1.8 deploy-device-env (timeout 00:09:13) [common]
  296 08:57:05.411200  end: 1.8 deploy-device-env (duration 00:00:00) [common]
  297 08:57:05.411319  Checking files for TFTP limit of 4294967296 bytes.
  298 08:57:05.412172  end: 1 tftp-deploy (duration 00:00:47) [common]
  299 08:57:05.412371  start: 2 uboot-action (timeout 00:05:00) [common]
  300 08:57:05.412538  start: 2.1 uboot-from-media (timeout 00:05:00) [common]
  301 08:57:05.412680  end: 2.1 uboot-from-media (duration 00:00:00) [common]
  302 08:57:05.412824  start: 2.2 bootloader-overlay (timeout 00:05:00) [common]
  303 08:57:05.412988  Using kernel file from prepare-kernel: 646842/tftp-deploy-1dd5ss4c/kernel/uImage
  304 08:57:05.413183  substitutions:
  305 08:57:05.413298  - {BOOTX}: bootm 0x80200000 0x8fe00000 0x8fc00000
  306 08:57:05.413407  - {DTB_ADDR}: 0x8fc00000
  307 08:57:05.413508  - {DTB}: 646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb
  308 08:57:05.413607  - {INITRD}: 646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  309 08:57:05.413705  - {KERNEL_ADDR}: 0x80200000
  310 08:57:05.413801  - {KERNEL}: 646842/tftp-deploy-1dd5ss4c/kernel/uImage
  311 08:57:05.413898  - {LAVA_MAC}: None
  312 08:57:05.413994  - {NFSROOTFS}: /var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4
  313 08:57:05.414129  - {NFS_SERVER_IP}: 192.168.56.230
  314 08:57:05.414224  - {PRESEED_CONFIG}: None
  315 08:57:05.414321  - {PRESEED_LOCAL}: None
  316 08:57:05.414415  - {RAMDISK_ADDR}: 0x8fe00000
  317 08:57:05.414508  - {RAMDISK}: 646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  318 08:57:05.414601  - {ROOT_PART}: None
  319 08:57:05.414694  - {ROOT}: None
  320 08:57:05.414787  - {SERVER_IP}: 192.168.56.230
  321 08:57:05.414879  - {TEE_ADDR}: 0x83000000
  322 08:57:05.414971  - {TEE}: None
  323 08:57:05.415064  Parsed boot commands:
  324 08:57:05.415157  - setenv autoload no
  325 08:57:05.415265  - setenv initrd_high 0xffffffffffffffff
  326 08:57:05.415363  - setenv fdt_high 0xffffffffffffffff
  327 08:57:05.415457  - dhcp
  328 08:57:05.415549  - setenv serverip 192.168.56.230
  329 08:57:05.415642  - tftp 0x80200000 646842/tftp-deploy-1dd5ss4c/kernel/uImage
  330 08:57:05.415735  - tftp 0x8fe00000 646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  331 08:57:05.415829  - setenv initrd_size ${filesize}
  332 08:57:05.415954  - tftp 0x8fc00000 646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb
  333 08:57:05.416058  - setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  334 08:57:05.416162  - bootm 0x80200000 0x8fe00000 0x8fc00000
  335 08:57:05.416289  end: 2.2 bootloader-overlay (duration 00:00:00) [common]
  337 08:57:05.416673  start: 2.3 connect-device (timeout 00:05:00) [common]
  338 08:57:05.416799  [common] connect-device Connecting to device using 'telnet 127.0.0.1 63001'
  339 08:57:05.765551  Setting prompt string to ['lava-test: # ']
  340 08:57:05.766126  end: 2.3 connect-device (duration 00:00:00) [common]
  341 08:57:05.766431  start: 2.4 uboot-commands (timeout 00:05:00) [common]
  342 08:57:05.766764  start: 2.4.1 reset-device (timeout 00:05:00) [common]
  343 08:57:05.767061  start: 2.4.1.1 pdu-reboot (timeout 00:05:00) [common]
  344 08:57:05.767519  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/reboot?hostname=apc54a00b1&port=1'
  345 08:57:14.234572  >> OK - accepted request

  346 08:57:14.237313  Returned 0 in 8 seconds
  347 08:57:14.338974  end: 2.4.1.1 pdu-reboot (duration 00:00:09) [common]
  349 08:57:14.340481  end: 2.4.1 reset-device (duration 00:00:09) [common]
  350 08:57:14.341040  start: 2.4.2 bootloader-interrupt (timeout 00:04:51) [common]
  351 08:57:14.341536  Setting prompt string to ['Hit any key to stop autoboot']
  352 08:57:14.341947  bootloader-interrupt: Wait for prompt ['Hit any key to stop autoboot'] (timeout 00:05:00)
  353 08:57:14.343172  Trying 127.0.0.1...
  354 08:57:14.343623  Connected to 127.0.0.1.
  355 08:57:14.343993  Escape character is '^]'.
  356 08:57:14.344346  ��
  357 08:57:14.344698  
  358 08:57:14.345039  ARM V2M-Juno Boot loader v1.0.0
  359 08:57:14.345373  HBI0262 build 2068
  360 08:57:14.345703  
  361 08:57:14.346066  MBbios update in progress DO NOT SWITCH OFF...
  362 08:57:24.776377  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%
  363 08:57:24.777023  MBbios update complete.
  364 08:57:25.484590  
  365 08:57:25.485190  ARM V2M_Juno Firmware v1.5.1
  366 08:57:25.485630  Build Date: Apr  3 2019
  367 08:57:25.486044  
  368 08:57:25.487893  Time :  00:00:00 
  369 08:57:25.488394  Date :  01:01:2000 
  370 08:57:25.711587  
  371 08:57:25.712173  Press Enter to stop auto boot...
  372 08:57:25.712591  
  373 08:57:30.827034  
  374 08:57:30.827614  Powering up system...
  375 08:57:31.018916  
  376 08:57:31.019500  Switching on ATXPSU...
  377 08:57:32.697456  PMIC RAM configuration (pms_v103.bin)...
  378 08:57:36.709840  MBtemp   : 35 degC
  379 08:57:36.732590  
  380 08:57:36.733135  Configuring motherboard (rev B, var A)...
  381 08:57:36.735849  IOFPGA image \MB\HBI0262B\io_b118.bit
  382 08:57:40.172748  IOFPGA  config: PASSED
  383 08:57:42.218920  OSC CLK config: PASSED
  384 08:57:42.219495  
  385 08:57:42.258927  Configuring SCC registers...
  386 08:57:42.259524  Writing SCC 0x00000054 with 0x0007FFFE
  387 08:57:42.259932  Writing SCC 0x0000005C with 0x00FE001E
  388 08:57:42.260301  Writing SCC 0x00000100 with 0x003F1000
  389 08:57:42.260652  Writing SCC 0x00000104 with 0x0001F300
  390 08:57:42.260990  Writing SCC 0x00000108 with 0x00371000
  391 08:57:42.261320  Writing SCC 0x0000010C with 0x0001B300
  392 08:57:42.261640  Writing SCC 0x00000118 with 0x003F1000
  393 08:57:42.262303  Writing SCC 0x0000011C with 0x0001F100
  394 08:57:42.262685  Writing SCC 0x000000F8 with 0x0BEC0000
  395 08:57:42.263011  Writing SCC 0x000000FC with 0xABE40000
  396 08:57:42.263326  Writing SCC 0x0000000C with 0x000000C2
  397 08:57:42.263636  Writing SCC 0x00000010 with 0x000000C2
  398 08:57:42.263944  
  399 08:57:42.290702  Peripheral ID0:0x000000AD
  400 08:57:42.291206  Peripheral ID1:0x000000B0
  401 08:57:42.291588  Peripheral ID2:0x0000000B
  402 08:57:42.291942  Peripheral ID3:0x00000000
  403 08:57:42.292281  Peripheral ID4:0x0000000D
  404 08:57:42.292606  Peripheral ID5:0x000000F0
  405 08:57:42.292927  Peripheral ID6:0x00000005
  406 08:57:42.293944  Peripheral ID7:0x000000B1
  407 08:57:42.294378  
  408 08:57:42.405803  Programming NOR Flash
  409 08:57:43.332921  PCIE clock configured...
  410 08:57:43.524699  
  411 08:57:43.540719  Testing motherboard interfaces (FPGA build 118)...
  412 08:57:43.556661  SRAM 32MB test: PASSED
  413 08:57:43.828440  LAN9118   test: PASSED
  414 08:57:44.068263  ERROR: SMC USB SRAM mode lock
  415 08:57:44.084208  SMC USB   test: FAILED
  416 08:57:44.116145  KMI1/2    test: PASSED
  417 08:57:44.132118  MMC       test: PASSED
  418 08:57:44.148113  PB/LEDs   test: PASSED
  419 08:57:44.164095  FPGA UART test: PASSED
  420 08:57:44.419867  PCIe init test: PASSED
  421 08:57:44.420428  MAC addrs test: PASSED
  422 08:57:44.420838  
  423 08:57:44.467815  SMC MAC address 0002-F700-584D
  424 08:57:44.483799  Setting HDMI0 mode for SVGA.
  425 08:57:44.611714  Setting HDMI1 mode for SVGA.
  426 08:57:44.723611  
  427 08:57:44.835593  SoC SMB clock enabled.
  428 08:57:44.963443  
  429 08:57:44.964000  Testing SMB clock...
  430 08:57:45.075338  SMB clock running
  431 08:57:45.123277  Releasing system resets...
  432 08:57:45.235198  
  433 08:57:45.235738  UART0 set to SoC UART0
  434 08:57:45.236149  UART1 set to SoC UART1
  435 08:57:45.236525  
  436 08:57:45.364927  NOTICE:  Booting Trusted Firmware
  437 08:57:45.365494  NOTICE:  BL1: v2.1(release):v2.2-rc0
  438 08:57:45.368183  NOTICE:  BL1: Built : 02:01:47, Apr 13 2022
  439 08:57:45.389816  NOTICE:  BL1: Booting BL2
  440 08:57:45.393125  NOTICE:  BL2: v2.1(release):v2.2-rc0
  441 08:57:45.393633  NOTICE:  BL2: Built : 02:01:49, Apr 13 2022
  442 08:57:46.881548  NOTICE:  BL1: Booting BL31
  443 08:57:46.882174  NOTICE:  BL31: v2.1(release):v2.2-rc0
  444 08:57:46.884765  NOTICE:  BL31: Built : 02:01:52, Apr 13 2022
  445 08:57:47.290037  
  446 08:57:47.290378  
  447 08:57:47.293391  U-Boot 2022.04-00567-gb2a22b2c9f-dirty (Apr 14 2022 - 01:11:52 +0100) vexpress_aemv8a
  448 08:57:47.293937  
  449 08:57:47.629084  DRAM:  8 GiB
  450 08:57:47.700823  PCIe XR3 Host Bridge enabled: x4 link (Gen 2)
  451 08:57:47.701369  Core:  21 devices, 8 uclasses, devicetree: board
  452 08:57:47.704068  Flash: 64 MiB
  453 08:57:47.744843  Loading Environment from Flash... *** Warning - bad CRC, using default environment
  454 08:57:47.745358  
  455 08:57:47.745750  In:    serial@7ff80000
  456 08:57:47.746156  Out:   serial@7ff80000
  457 08:57:47.746517  Err:   serial@7ff80000
  458 08:57:47.746857  Net:   eth0: ethernet@200000000
  460 08:57:47.799198  Hit any key to stop autoboot:  1 
  461 08:57:47.799914  end: 2.4.2 bootloader-interrupt (duration 00:00:33) [common]
  462 08:57:47.800575  start: 2.4.3 bootloader-commands (timeout 00:04:18) [common]
  463 08:57:47.801027  Setting prompt string to ['VExpress64#']
  464 08:57:47.801498  bootloader-commands: Wait for prompt ['VExpress64#'] (timeout 00:04:18)
  465 08:57:47.827864   0 
  466 08:57:47.828845  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']
  467 08:57:47.829346  Sending with 100 millisecond of delay
  469 08:57:50.598069  VExpress64# setenv autoload no
  470 08:57:50.699357  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:15)
  471 08:57:50.705796  setenv autoload no
  472 08:57:50.706998  Sending with 100 millisecond of delay
  474 08:57:56.344074  VExpress64# setenv initrd_high 0xffffffffffffffff
  475 08:57:56.445353  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:09)
  476 08:57:56.446357  setenv initrd_high 0xffffffffffffffff
  477 08:57:56.447115  Sending with 100 millisecond of delay
  479 08:58:01.630043  VExpress64# setenv fdt_high 0xffffffffffffffff
  480 08:58:01.730854  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 08:58:01.731250  setenv fdt_high 0xffffffffffffffff
  482 08:58:01.731607  Sending with 100 millisecond of delay
  484 08:58:02.385721  VExpress64# dhcp
  485 08:58:02.486594  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:04:03)
  486 08:58:02.487034  dhcp
  487 08:58:02.487221  smc911x: detected LAN9118 controller
  488 08:58:03.983170  smc911x: phy initialized
  489 08:58:03.983499  smc911x: MAC 00:02:f7:00:58:4d
  490 08:58:03.986273  BOOTP broadcast 1
  491 08:58:04.226087  BOOTP broadcast 2
  492 08:58:04.737603  BOOTP broadcast 3
  493 08:58:05.728697  BOOTP broadcast 4
  494 08:58:07.726872  BOOTP broadcast 5
  495 08:58:07.742941  *** Unhandled DHCP Option in OFFER/ACK: 42
  496 08:58:07.770662  *** Unhandled DHCP Option in OFFER/ACK: 42
  497 08:58:07.770944  DHCP client bound to address 192.168.56.219 (3781 ms)
  498 08:58:07.773787  smc911x: MAC 00:02:f7:00:58:4d
  499 08:58:07.774190  Sending with 100 millisecond of delay
  501 08:58:12.350089  VExpress64# setenv serverip 192.168.56.230
  502 08:58:12.450946  bootloader-commands: Wait for prompt ['VExpress64#', 'Resetting CPU', 'Must RESET board to recover', 'TIMEOUT', 'Retry count exceeded', 'Retry time exceeded; starting again', 'ERROR: The remote end did not respond in time.', 'File not found', 'Bad Linux ARM64 Image magic!', 'Wrong Ramdisk Image Format', 'Ramdisk image is corrupt or invalid', 'ERROR: Failed to allocate', 'TFTP error: trying to overwrite reserved memory', 'Bad Linux RISCV Image magic!', 'Wrong Image Format for boot', 'ERROR: Did not find a cmdline Flattened Device Tree', 'ERROR: RD image overlaps OS image'] (timeout 00:03:53)
  503 08:58:12.451346  setenv serverip 192.168.56.230
  504 08:58:12.451718  Sending with 100 millisecond of delay
  506 08:58:21.103863  VExpress64# tftp 0x80200000 646842/tftp-deploy-1dd5ss4c/kernel/uImage
  507 08:58:21.205147  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 00:03:44)
  508 08:58:21.206139  tftp 0x80200000 646842/tftp-deploy-1dd5ss4c/kernel/uImage
  509 08:58:21.206611  smc911x: detected LAN9118 controller
  510 08:58:22.724821  smc911x: phy initialized
  511 08:58:22.725428  smc911x: MAC 00:02:f7:00:58:4d
  512 08:58:22.725853  Using ethernet@200000000 device
  513 08:58:22.726677  TFTP from server 192.168.56.230; our IP address is 192.168.56.219
  514 08:58:22.728269  Filename '646842/tftp-deploy-1dd5ss4c/kernel/uImage'.
  515 08:58:22.729011  Load address: 0x80200000
  516 08:58:28.083202  Loading: *#################################################################
  517 08:58:28.450870  	 #################################################################
  518 08:58:28.802475  	 #################################################################
  519 08:58:29.186235  	 #################################################################
  520 08:58:29.537928  	 #################################################################
  521 08:58:29.905531  	 #################################################################
  522 08:58:30.289158  	 #################################################################
  523 08:58:30.640872  	 #################################################################
  524 08:58:30.992755  	 #################################################################
  525 08:58:31.343296  	 #################################################################
  526 08:58:31.695139  	 #################################################################
  527 08:58:32.047838  	 #################################################################
  528 08:58:32.431437  	 #################################################################
  529 08:58:32.782651  	 #################################################################
  530 08:58:33.149701  	 #################################################################
  531 08:58:33.518222  	 #################################################################
  532 08:58:33.885888  	 #################################################################
  533 08:58:34.269542  	 #################################################################
  534 08:58:34.637117  	 #################################################################
  535 08:58:35.004844  	 #################################################################
  536 08:58:35.372595  	 #################################################################
  537 08:58:35.724138  	 #################################################################
  538 08:58:36.091836  	 #################################################################
  539 08:58:36.443588  	 #################################################################
  540 08:58:36.795207  	 #################################################################
  541 08:58:37.146904  	 #################################################################
  542 08:58:37.498446  	 #################################################################
  543 08:58:37.866058  	 #################################################################
  544 08:58:38.249612  	 #################################################################
  545 08:58:38.617347  	 #################################################################
  546 08:58:38.985017  	 #################################################################
  547 08:58:39.352649  	 #################################################################
  548 08:58:39.736339  	 #################################################################
  549 08:58:40.104023  	 #################################################################
  550 08:58:40.471289  	 #################################################################
  551 08:58:40.823353  	 #################################################################
  552 08:58:41.190988  	 #################################################################
  553 08:58:41.558699  	 #################################################################
  554 08:58:41.910335  	 #################################################################
  555 08:58:42.278061  	 #################################################################
  556 08:58:42.645691  	 #################################################################
  557 08:58:43.013298  	 #################################################################
  558 08:58:43.364993  	 #################################################################
  559 08:58:43.732529  	 #################################################################
  560 08:58:44.100187  	 #################################################################
  561 08:58:44.482790  	 #################################################################
  562 08:58:44.553436  	 ##############
  563 08:58:44.553798  	 1.9 MiB/s
  564 08:58:44.554053  done
  565 08:58:44.556656  Bytes transferred = 44089920 (2a0c240 hex)
  566 08:58:44.556941  smc911x: MAC 00:02:f7:00:58:4d
  567 08:58:44.557466  Sending with 100 millisecond of delay
  569 08:58:55.626433  VExpress64# tftp 0x8fe00000 646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  570 08:58:55.727690  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 00:03:10)
  571 08:58:55.728581  tftp 0x8fe00000 646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot
  572 08:58:55.728993  smc911x: detected LAN9118 controller
  573 08:58:57.285827  smc911x: phy initialized
  574 08:58:57.286499  smc911x: MAC 00:02:f7:00:58:4d
  575 08:58:57.287073  Using ethernet@200000000 device
  576 08:58:57.287956  TFTP from server 192.168.56.230; our IP address is 192.168.56.219
  577 08:58:57.288419  Filename '646842/tftp-deploy-1dd5ss4c/ramdisk/ramdisk.cpio.gz.uboot'.
  578 08:58:57.288836  Load address: 0x8fe00000
  579 08:59:02.595440  Loading: *#################################################################
  580 08:59:02.899162  	 #################################################################
  581 08:59:03.218826  	 #################################################################
  582 08:59:03.522549  	 #################################################################
  583 08:59:03.841269  	 #################################################################
  584 08:59:04.146047  	 #################################################################
  585 08:59:04.449693  	 #################################################################
  586 08:59:04.737402  	 #################################################################
  587 08:59:05.057109  	 #################################################################
  588 08:59:05.376788  	 #################################################################
  589 08:59:05.680549  	 #################################################################
  590 08:59:06.000236  	 #################################################################
  591 08:59:06.287801  	 #################################################################
  592 08:59:06.591166  	 #################################################################
  593 08:59:06.894458  	 #################################################################
  594 08:59:07.215164  	 #################################################################
  595 08:59:07.518951  	 #################################################################
  596 08:59:07.821681  	 #################################################################
  597 08:59:08.053665  	 ##############################################
  598 08:59:08.054301  	 1.6 MiB/s
  599 08:59:08.054721  done
  600 08:59:08.056881  Bytes transferred = 17847726 (11055ae hex)
  601 08:59:08.057394  smc911x: MAC 00:02:f7:00:58:4d
  602 08:59:08.058181  Sending with 100 millisecond of delay
  604 08:59:12.637982  VExpress64# setenv initrd_size ${filesize}
  605 08:59:12.739323  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 00:02:53)
  606 08:59:12.740269  setenv initrd_size ${filesize}
  607 08:59:12.741050  Sending with 100 millisecond of delay
  609 08:59:21.245419  VExpress64# tftp 0x8fc00000 646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb
  610 08:59:21.346669  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 00:02:44)
  611 08:59:21.347516  tftp 0x8fc00000 646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb
  612 08:59:21.347937  smc911x: detected LAN9118 controller
  613 08:59:22.870400  smc911x: phy initialized
  614 08:59:22.871075  smc911x: MAC 00:02:f7:00:58:4d
  615 08:59:22.872050  Using ethernet@200000000 device
  616 08:59:22.872948  TFTP from server 192.168.56.230; our IP address is 192.168.56.219
  617 08:59:22.874811  Filename '646842/tftp-deploy-1dd5ss4c/dtb/juno.dtb'.
  618 08:59:22.875449  Load address: 0x8fc00000
  619 08:59:27.884505  Loading: *##
  620 08:59:27.884817  	 3.9 KiB/s
  621 08:59:27.885007  done
  622 08:59:27.885179  Bytes transferred = 23985 (5db1 hex)
  623 08:59:27.887624  smc911x: MAC 00:02:f7:00:58:4d
  624 08:59:27.888155  Sending with 100 millisecond of delay
  626 09:00:06.579146  VExpress64# setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  627 09:00:06.680146  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 00:01:59)
  628 09:00:06.681016  setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp'
  629 09:00:06.681714  Sending with 100 millisecond of delay
  631 09:00:12.468454  VExpress64# bootm 0x80200000 0x8fe00000 0x8fc00000
  632 09:00:12.569763  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']
  633 09:00:12.570738  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 00:01:53)
  634 09:00:12.572330  bootm 0x80200000 0x8fe00000 0x8fc00000
  635 09:00:12.573060  ## Booting kernel from Legacy Image at 80200000 ...
  636 09:00:12.573457     Image Name:   
  637 09:00:12.573809     Image Type:   AArch64 Linux Kernel Image (uncompressed)
  638 09:00:12.574194     Data Size:    44089856 Bytes = 42 MiB
  639 09:00:12.574536     Load Address: 80200000
  640 09:00:12.574861     Entry Point:  80200000
  641 09:00:12.905199     Verifying Checksum ... OK
  642 09:00:12.905513  ## Loading init Ramdisk from Legacy Image at 8fe00000 ...
  643 09:00:12.905710     Image Name:   
  644 09:00:12.905887     Image Type:   AArch64 Linux RAMDisk Image (uncompressed)
  645 09:00:12.906091     Data Size:    17847662 Bytes = 17 MiB
  646 09:00:12.906511     Load Address: 00000000
  647 09:00:12.906697     Entry Point:  00000000
  648 09:00:13.063133     Verifying Checksum ... OK
  649 09:00:13.063446  ## Flattened Device Tree blob at 8fc00000
  650 09:00:13.066425     Booting using the fdt blob at 0x8fc00000
  651 09:00:13.066910     Loading Kernel Image
  652 09:00:13.123488     Using Device Tree in place at 000000008fc00000, end 000000008fc08db0
  653 09:00:13.124006  
  654 09:00:13.124389  Starting kernel ...
  655 09:00:13.124743  
  656 09:00:13.125537  end: 2.4.3 bootloader-commands (duration 00:02:25) [common]
  657 09:00:13.126109  start: 2.4.4 auto-login-action (timeout 00:01:52) [common]
  658 09:00:13.126541  Setting prompt string to ['Linux version [0-9]']
  659 09:00:13.126945  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']
  660 09:00:13.127350  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)
  661 09:00:13.219893  [    0.000000] Booting Linux on physical CPU 0x0000000100 [0x410fd030]
  662 09:00:13.220901  start: 2.4.4.1 login-action (timeout 00:01:52) [common]
  663 09:00:13.221394  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.
  664 09:00:13.221884  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']
  665 09:00:13.222344  Using line separator: #'\n'#
  666 09:00:13.222708  No login prompt set.
  667 09:00:13.223068  Parsing kernel messages
  668 09:00:13.223482  ['-\\[ 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']
  669 09:00:13.224094  [login-action] Waiting for messages, (timeout 00:01:52)
  670 09:00:13.227160  [    0.000000] Linux version 5.10.209-cip44 (KernelCI@build-j124476-arm64-gcc-10-defconfig-kselftest-xhwvv) (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 Thu Feb 29 08:11:01 UTC 2024
  671 09:00:13.227624  [    0.000000] Machine model: ARM Juno development board (r0)
  672 09:00:13.228001  [    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '')
  673 09:00:13.238377  [    0.000000] printk: bootconsole [pl11] enabled
  674 09:00:13.238878  [    0.000000] efi: UEFI not found.
  675 09:00:13.481376  [    0.000000] earlycon: pl11 at MMIO 0x000000007ff80000 (options '115200n8')
  676 09:00:13.481971  [    0.000000] ------------[ cut here ]------------
  677 09:00:13.482409  [    0.000000] console 'pl11' already registered
  678 09:00:13.483097  Setting prompt string to ['-+\\[ end trace \\w* \\]-+[^\\n]*\\r', '/ #', 'Login timed out', 'Login incorrect']
  679 09:00:13.484179  [    0.000000] WARNING: CPU: 0 PID: 0 at kernel/printk/printk.c:2770 register_console+0x60/0x2f4
  680 09:00:13.484609  [    0.000000] Modules linked in:
  681 09:00:13.485049  [    0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 5.10.209-cip44 #1
  682 09:00:13.485482  [    0.000000] Hardware name: ARM Juno development board (r0) (DT)
  683 09:00:13.525355  [    0.000000] pstate: 60000085 (nZCv daIf -PAN -UAO -TCO BTYPE=--)
  684 09:00:13.525947  [    0.000000] pc : register_console+0x60/0x2f4
  685 09:00:13.526384  [    0.000000] lr : register_console+0x60/0x2f4
  686 09:00:13.527067  [    0.000000] sp : ffff800012583dd0
  687 09:00:13.527446  [    0.000000] x29: ffff800012583dd0 x28: 0000000081df0018 
  688 09:00:13.527789  [    0.000000] x27: 00000000fef4a810 x26: 0000000000000000 
  689 09:00:13.528124  [    0.000000] x25: 00000000000046ac x24: ffff8000128ca000 
  690 09:00:13.528448  [    0.000000] x23: 0000000000000000 x22: ffff800011db7d58 
  691 09:00:13.528888  [    0.000000] x21: ffff80001347cf48 x20: ffff8000128caa20 
  692 09:00:13.569432  [    0.000000] x19: ffff8000128caa20 x18: 0000000000000005 
  693 09:00:13.569997  [    0.000000] x17: 0000000000001800 x16: 0000000000000000 
  694 09:00:13.570426  [    0.000000] x15: 0000000000000030 x14: ffffffffffffffff 
  695 09:00:13.570787  [    0.000000] x13: ffff800092583a77 x12: 0000000076153240 
  696 09:00:13.571476  [    0.000000] x11: ffff8000125b0f48 x10: ffff80001262c4d0 
  697 09:00:13.571848  [    0.000000] x9 : 00000000fffff000 x8 : ffff8000125d44d0 
  698 09:00:13.572187  [    0.000000] x7 : ffff80001262c4d0 x6 : 0000000000000000 
  699 09:00:13.572925  [    0.000000] x5 : 0000000000000000 x4 : 0000000000000000 
  700 09:00:13.613493  [    0.000000] x3 : 00000000ffffffff x2 : 0000000000000000 
  701 09:00:13.614065  [    0.000000] x1 : 0000000000000000 x0 : ffff8000125b06c0 
  702 09:00:13.614467  [    0.000000] Call trace:
  703 09:00:13.614825  [    0.000000]  register_console+0x60/0x2f4
  704 09:00:13.615168  [    0.000000]  of_setup_earlycon+0x26c/0x290
  705 09:00:13.615873  [    0.000000]  early_init_dt_scan_chosen_stdout+0x168/0x1ac
  706 09:00:13.616244  [    0.000000]  acpi_boot_table_init+0x160/0x1a0
  707 09:00:13.616583  [    0.000000]  setup_arch+0x294/0x65c
  708 09:00:13.617053  [    0.000000]  start_kernel+0x90/0x578
  709 09:00:13.617396  [    0.000000] irq event stamp: 0
  710 09:00:13.662890  [    0.000000] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
  711 09:00:13.663424  [    0.000000] hardirqs last disabled at (0): [<0000000000000000>] 0x0
  712 09:00:13.664218  [    0.000000] softirqs last  enabled at (0): [<0000000000000000>] 0x0
  713 09:00:13.664626  [    0.000000] softirqs last disabled at (0): [<0000000000000000>] 0x0
  714 09:00:13.665058  [    0.000000] ---[ end trace 5458e9bd597c2e88 ]---
  715 09:00:13.665413  [    0.000000] NUMA: No NUMA configuration found
  716 09:00:13.665751  [    0.000000] NUMA: Faking a node at [mem 0x0000000080000000-0x00000009ffffffff]
  717 09:00:13.666537  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']
  718 09:00:13.666963  login-action: kernel 'warning'
  719 09:00:13.667362  [login-action] Waiting for messages, (timeout 00:01:52)
  720 09:00:13.667941  [    0.000000] NUMA: NODE_DATA [mem 0x9fefd97c0-0x9fefdbfff]
  721 09:00:13.706890  [    0.000000] Zone ranges:
  722 09:00:13.707406  [    0.000000]   DMA      [mem 0x0000000080000000-0x00000000ffffffff]
  723 09:00:13.707796  [    0.000000]   DMA32    empty
  724 09:00:13.708155  [    0.000000]   Normal   [mem 0x0000000100000000-0x00000009ffffffff]
  725 09:00:13.708901  [    0.000000] Movable zone start for each node
  726 09:00:13.709287  [    0.000000] Early memory node ranges
  727 09:00:13.709632  [    0.000000]   node   0: [mem 0x0000000080000000-0x00000000feffffff]
  728 09:00:13.709971  [    0.000000]   node   0: [mem 0x0000000880000000-0x00000009ffffffff]
  729 09:00:13.725830  [    0.000000] Initmem setup node 0 [mem 0x0000000080000000-0x00000009ffffffff]
  730 09:00:13.832116  [    0.000000] cma: Reserved 32 MiB at 0x00000000fd000000
  731 09:00:13.833018  [    0.000000] psci: probing for conduit method from DT.
  732 09:00:13.833432  [    0.000000] psci: PSCIv1.1 detected in firmware.
  733 09:00:13.833798  [    0.000000] psci: Using standard PSCI v0.2 function IDs
  734 09:00:13.834187  [    0.000000] psci: MIGRATE_INFO_TYPE not supported.
  735 09:00:13.834527  [    0.000000] psci: SMC Calling Convention v1.1
  736 09:00:13.834858  [    0.000000] percpu: Embedded 34 pages/cpu s101072 r8192 d30000 u139264
  737 09:00:13.835709  [    0.000000] Detected VIPT I-cache on CPU0
  738 09:00:13.876640  [    0.000000] CPU features: detected: ARM errata 826319, 827319, 824069, or 819472
  739 09:00:13.877233  [    0.000000] CPU features: detected: ARM erratum 845719
  740 09:00:13.877761  [    0.000000] CPU features: detected: ARM erratum 843419
  741 09:00:13.878306  [    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 2060288
  742 09:00:13.878779  [    0.000000] Policy zone: Normal
  743 09:00:13.922478  [    0.000000] Kernel command line: console=ttyAMA0,115200n8 root=/dev/nfs rw nfsroot=192.168.56.230:/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4,tcp,hard,vers=3 earlycon=pl011,0x7ff80000 console_msg_format=syslog earlycon deferred_probe_timeout=60 ip=dhcp
  744 09:00:13.923051  <6>[    0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear)
  745 09:00:13.923953  <6>[    0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear)
  746 09:00:13.925984  <6>[    0.000000] mem auto-init: stack:off, heap alloc:off, heap free:off
  747 09:00:13.946622  <6>[    0.000000] software IO TLB: mapped [mem 0x00000000f9000000-0x00000000fd000000] (64MB)
  748 09:00:14.098135  <6>[    0.000000] Memory: 8040956K/8372224K available (18944K kernel code, 4656K rwdata, 9536K rodata, 9792K init, 11277K bss, 298500K reserved, 32768K cma-reserved)
  749 09:00:14.098474  <6>[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=6, Nodes=1
  750 09:00:14.100357  <6>[    0.000000] ftrace: allocating 59374 entries in 232 pages
  751 09:00:14.367396  <6>[    0.000000] ftrace: allocated 232 pages with 4 groups
  752 09:00:14.368001  <6>[    0.000000] Running RCU self tests
  753 09:00:14.368630  <6>[    0.000000] rcu: Preemptible hierarchical RCU implementation.
  754 09:00:14.369112  <6>[    0.000000] rcu: 	RCU event tracing is enabled.
  755 09:00:14.370052  <6>[    0.000000] rcu: 	RCU lockdep checking is enabled.
  756 09:00:14.370482  <6>[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=256 to nr_cpu_ids=6.
  757 09:00:14.370966  <6>[    0.000000] 	Trampoline variant of Tasks RCU enabled.
  758 09:00:14.371639  <6>[    0.000000] 	Rude variant of Tasks RCU enabled.
  759 09:00:14.399120  <6>[    0.000000] 	Tracing variant of Tasks RCU enabled.
  760 09:00:14.400094  <6>[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
  761 09:00:14.402395  <6>[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=6
  762 09:00:14.460065  <6>[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
  763 09:00:14.460704  <6>[    0.000000] GIC: Using split EOI/Deactivate mode
  764 09:00:14.461588  <6>[    0.000000] GICv2m: range[mem 0x2c1c0000-0x2c1cffff], SPI[224:255]
  765 09:00:14.462061  <6>[    0.000000] GICv2m: range[mem 0x2c1d0000-0x2c1dffff], SPI[256:287]
  766 09:00:14.462480  <6>[    0.000000] GICv2m: range[mem 0x2c1e0000-0x2c1effff], SPI[288:319]
  767 09:00:14.463712  <6>[    0.000000] GICv2m: range[mem 0x2c1f0000-0x2c1fffff], SPI[320:351]
  768 09:00:14.506488  <3>[    0.000000] sp804: timer clock not found: -517
  769 09:00:14.507075  <3>[    0.000000] sp804: arm,sp804 clock not found: -2
  770 09:00:14.507952  <3>[    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@110000': -22
  771 09:00:14.508391  <3>[    0.000000] sp804: timer clock not found: -517
  772 09:00:14.508790  <3>[    0.000000] sp804: arm,sp804 clock not found: -2
  773 09:00:14.509146  <3>[    0.000000] Failed to initialize '/bus@8000000/motherboard-bus/iofpga-bus@300000000/timer@120000': -22
  774 09:00:14.552146  <6>[    0.000000] arch_timer: cp15 timer(s) running at 50.00MHz (phys).
  775 09:00:14.552734  <6>[    0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0xb8812736b, max_idle_ns: 440795202655 ns
  776 09:00:14.553145  <6>[    0.000007] sched_clock: 56 bits at 50MHz, resolution 20ns, wraps every 4398046511100ns
  777 09:00:14.553994  <6>[    0.009869] Console: colour dummy device 80x25
  778 09:00:14.554439  <4>[    0.014750] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
  779 09:00:14.555027  <4>[    0.022925] ... MAX_LOCKDEP_SUBCLASSES:  8
  780 09:00:14.555891  <4>[    0.027395] ... MAX_LOCK_DEPTH:          48
  781 09:00:14.596305  <4>[    0.031953] ... MAX_LOCKDEP_KEYS:        8192
  782 09:00:14.596654  <4>[    0.036686] ... CLASSHASH_SIZE:          4096
  783 09:00:14.596894  <4>[    0.041420] ... MAX_LOCKDEP_ENTRIES:     32768
  784 09:00:14.597452  <4>[    0.046241] ... MAX_LOCKDEP_CHAINS:      65536
  785 09:00:14.597692  <4>[    0.051061] ... CHAINHASH_SIZE:          32768
  786 09:00:14.597922  <4>[    0.055882]  memory used by lock dependency info: 6365 kB
  787 09:00:14.598155  <4>[    0.061672]  memory used for stack traces: 4224 kB
  788 09:00:14.598341  <4>[    0.066845]  per task-struct memory footprint: 1920 bytes
  789 09:00:14.645654  <6>[    0.072840] Calibrating delay loop (skipped), value calculated using timer frequency.. 100.00 BogoMIPS (lpj=200000)
  790 09:00:14.646020  <6>[    0.083775] pid_max: default: 32768 minimum: 301
  791 09:00:14.646262  <6>[    0.089150] LSM: Security Framework initializing
  792 09:00:14.646470  <6>[    0.094235] LSM support for eBPF active
  793 09:00:14.646954  <6>[    0.098632] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  794 09:00:14.648935  <6>[    0.106673] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear)
  795 09:00:14.683566  <6>[    0.127071] rcu: Hierarchical SRCU implementation.
  796 09:00:14.683854  <6>[    0.141088] EFI services will not be available.
  797 09:00:14.686805  <6>[    0.147878] smp: Bringing up secondary CPUs ...
  798 09:00:14.735588  <6>[    0.156309] CPU features: detected: ARM erratum 832075
  799 09:00:14.735901  <6>[    0.156317] CPU features: detected: ARM erratum 834220
  800 09:00:14.736100  <6>[    0.156325] CPU features: detected: EL2 vector hardening
  801 09:00:14.736279  <6>[    0.156339] CPU features: detected: Spectre-v2
  802 09:00:14.736772  <6>[    0.156351] CPU features: detected: ARM errata 1165522, 1319367, or 1530923
  803 09:00:14.736957  <6>[    0.156359] CPU features: detected: Spectre-BHB
  804 09:00:14.737121  <6>[    0.156369] Detected PIPT I-cache on CPU1
  805 09:00:14.779693  <6>[    0.156448] CPU1: Booted secondary processor 0x0000000000 [0x410fd070]
  806 09:00:14.780006  <6>[    0.160178] Detected PIPT I-cache on CPU2
  807 09:00:14.780295  <6>[    0.160227] CPU2: Booted secondary processor 0x0000000001 [0x410fd070]
  808 09:00:14.780486  <6>[    0.163718] Detected VIPT I-cache on CPU3
  809 09:00:14.780661  <6>[    0.163811] CPU3: Booted secondary processor 0x0000000101 [0x410fd030]
  810 09:00:14.780803  <6>[    0.167731] Detected VIPT I-cache on CPU4
  811 09:00:14.781182  <6>[    0.167808] CPU4: Booted secondary processor 0x0000000102 [0x410fd030]
  812 09:00:14.781339  <6>[    0.171578] Detected VIPT I-cache on CPU5
  813 09:00:14.823449  <6>[    0.171653] CPU5: Booted secondary processor 0x0000000103 [0x410fd030]
  814 09:00:14.823767  <6>[    0.172419] smp: Brought up 1 node, 6 CPUs
  815 09:00:14.824004  <6>[    0.267298] SMP: Total of 6 processors activated.
  816 09:00:14.824188  <6>[    0.272439] CPU features: detected: 32-bit EL0 Support
  817 09:00:14.824361  <6>[    0.278138] CPU features: detected: CRC32 instructions
  818 09:00:14.826688  <6>[    0.283708] CPU features: detected: 32-bit EL1 Support
  819 09:00:14.890556  <6>[    0.363481] CPU: All CPU(s) started at EL2
  820 09:00:14.905513  <6>[    0.368139] alternatives: patching kernel code
  821 09:00:14.921549  <6>[    0.383896] devtmpfs: initialized
  822 09:00:14.995967  <4>[    0.413405] KASLR disabled due to lack of seed
  823 09:00:14.996303  <6>[    0.420512] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
  824 09:00:14.996537  <6>[    0.430742] futex hash table entries: 2048 (order: 6, 262144 bytes, linear)
  825 09:00:14.996745  <6>[    0.440176] pinctrl core: initialized pinctrl subsystem
  826 09:00:14.997288  <6>[    0.450432] DMI not present or invalid.
  827 09:00:14.997498  <6>[    0.456269] NET: Registered protocol family 16
  828 09:00:14.999262  <6>[    0.466529] DMA: preallocated 1024 KiB GFP_KERNEL pool for atomic allocations
  829 09:00:15.043430  <6>[    0.474472] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
  830 09:00:15.043773  <6>[    0.484049] DMA: preallocated 1024 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
  831 09:00:15.044005  <6>[    0.492702] audit: initializing netlink subsys (disabled)
  832 09:00:15.044215  <5>[    0.499091] audit: type=2000 audit(0.400:1): state=initialized audit_enabled=0 res=1
  833 09:00:15.044719  <6>[    0.502382] thermal_sys: Registered thermal governor 'step_wise'
  834 09:00:15.046706  <6>[    0.507277] thermal_sys: Registered thermal governor 'power_allocator'
  835 09:00:15.080229  <6>[    0.514901] cpuidle: using governor menu
  836 09:00:15.080549  <6>[    0.526568] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
  837 09:00:15.080830  <6>[    0.534249] ASID allocator initialised with 65536 entries
  838 09:00:15.083461  <6>[    0.544264] Serial: AMBA PL011 UART driver
  839 09:00:15.168433  <6>[    0.636962] 7ff80000.serial: ttyAMA0 at MMIO 0x7ff80000 (irq = 38, base_baud = 0) is a PL011 rev3
  840 09:00:15.197116  <6>[    0.646349] printk: console [ttyAMA0] enabled
  841 09:00:15.197440  <6>[    0.646349] printk: console [ttyAMA0] enabled
  842 09:00:15.197729  <6>[    0.655703] printk: bootconsole [pl11] disabled
  843 09:00:15.200315  <6>[    0.655703] printk: bootconsole [pl11] disabled
  844 09:00:15.292067  <6>[    0.718440] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages
  845 09:00:15.292394  <6>[    0.725585] HugeTLB registered 32.0 MiB page size, pre-allocated 0 pages
  846 09:00:15.292677  <6>[    0.732602] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
  847 09:00:15.292912  <6>[    0.739631] HugeTLB registered 64.0 KiB page size, pre-allocated 0 pages
  848 09:00:15.293122  <6>[    0.753309] cryptd: max_cpu_qlen set to 1000
  849 09:00:15.351347  <6>[    0.769447] ACPI: Interpreter disabled.
  850 09:00:15.351909  <6>[    0.780487] iommu: Default domain type: Translated 
  851 09:00:15.352301  <6>[    0.786528] vgaarb: loaded
  852 09:00:15.352661  <5>[    0.790872] SCSI subsystem initialized
  853 09:00:15.353008  <6>[    0.796436] usbcore: registered new interface driver usbfs
  854 09:00:15.353819  <6>[    0.802433] usbcore: registered new interface driver hub
  855 09:00:15.354239  <6>[    0.808219] usbcore: registered new device driver usb
  856 09:00:15.354687  <6>[    0.818074] pps_core: LinuxPPS API ver. 1 registered
  857 09:00:15.397230  <6>[    0.823353] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
  858 09:00:15.397764  <6>[    0.832843] PTP clock support registered
  859 09:00:15.398377  <6>[    0.837471] EDAC MC: Ver: 3.0.0
  860 09:00:15.398755  <6>[    0.846029] FPGA manager framework
  861 09:00:15.399258  <6>[    0.850141] Advanced Linux Sound Architecture Driver Initialized.
  862 09:00:15.400499  <6>[    0.859421] clocksource: Switched to clocksource arch_sys_counter
  863 09:00:16.712041  <5>[    2.166585] VFS: Disk quotas dquot_6.6.0
  864 09:00:16.715247  <6>[    2.170993] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
  865 09:00:16.715751  <6>[    2.179276] pnp: PnP ACPI: disabled
  866 09:00:16.794958  <6>[    2.216978] NET: Registered protocol family 2
  867 09:00:16.795547  <6>[    2.222493] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear)
  868 09:00:16.795965  <6>[    2.235786] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, linear)
  869 09:00:16.796863  <6>[    2.245999] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear)
  870 09:00:16.798402  <6>[    2.257579] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc)
  871 09:00:16.853715  <6>[    2.280191] TCP: Hash tables configured (established 65536 bind 65536)
  872 09:00:16.854305  <6>[    2.288765] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, linear)
  873 09:00:16.854707  <6>[    2.298759] UDP hash table entries: 4096 (order: 7, 655360 bytes, linear)
  874 09:00:16.855582  <6>[    2.308009] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, linear)
  875 09:00:16.855991  <6>[    2.317904] NET: Registered protocol family 1
  876 09:00:16.857281  <6>[    2.324771] RPC: Registered named UNIX socket transport module.
  877 09:00:16.890789  <6>[    2.331063] RPC: Registered udp transport module.
  878 09:00:16.891793  <6>[    2.336087] RPC: Registered tcp transport module.
  879 09:00:16.892220  <6>[    2.341122] RPC: Registered tcp NFSv4.1 backchannel transport module.
  880 09:00:16.892590  <6>[    2.347901] NET: Registered protocol family 44
  881 09:00:16.892937  <6>[    2.352683] PCI: CLS 0 bytes, default 64
  882 09:00:16.894312  <6>[    2.357704] Unpacking initramfs...
  883 09:00:18.508133  <6>[    3.979561] Freeing initrd memory: 17424K
  884 09:00:18.556920  <6>[    3.987098] hw perfevents: enabled with armv8_cortex_a57 PMU driver, 7 counters available
  885 09:00:18.557565  <6>[    3.997728] hw perfevents: enabled with armv8_cortex_a53 PMU driver, 7 counters available
  886 09:00:18.557785  <6>[    4.006388] kvm [1]: Guests without required CPU erratum workarounds can deadlock system!
  887 09:00:18.558058  <6>[    4.006388] Only trusted guests should be used on this system.
  888 09:00:18.560232  <6>[    4.021034] kvm [1]: IPA Size Limit: 40 bits
  889 09:00:18.578856  <6>[    4.037590] kvm [1]: vgic interrupt IRQ9
  890 09:00:18.582025  <6>[    4.042522] kvm [1]: Hyp mode initialized successfully
  891 09:00:18.614865  <5>[    4.068888] Initialise system trusted keyrings
  892 09:00:18.618064  <6>[    4.074409] workingset: timestamp_bits=42 max_order=21 bucket_order=0
  893 09:00:18.699013  <6>[    4.122605] squashfs: version 4.0 (2009/01/31) Phillip Lougher
  894 09:00:18.699532  <5>[    4.131268] NFS: Registering the id_resolver key type
  895 09:00:18.699879  <5>[    4.136758] Key type id_resolver registered
  896 09:00:18.700203  <5>[    4.141301] Key type id_legacy registered
  897 09:00:18.700937  <6>[    4.146063] nfs4filelayout_init: NFSv4 File Layout Driver Registering...
  898 09:00:18.701279  <6>[    4.153131] nfs4flexfilelayout_init: NFSv4 Flexfile Layout Driver Registering...
  899 09:00:18.702434  <6>[    4.161390] 9p: Installing v9fs 9p2000 file system support
  900 09:00:18.781954  <5>[    4.218625] Key type asymmetric registered
  901 09:00:18.782504  <5>[    4.223092] Asymmetric key parser 'x509' registered
  902 09:00:18.783356  <6>[    4.228388] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 245)
  903 09:00:18.783763  <6>[    4.236132] io scheduler mq-deadline registered
  904 09:00:18.784125  <6>[    4.240980] io scheduler kyber registered
  905 09:00:18.785394  <4>[    4.245932] test_firmware: interface ready
  906 09:00:18.828714  <6>[    4.277362] pl061_gpio 1c1d0000.gpio: PL061 GPIO chip registered
  907 09:00:18.832034  <4>[    4.294141] EINJ: ACPI disabled.
  908 09:00:18.863907  <6>[    4.318645] dma-pl330 7ff00000.dma: Loaded driver for PL330 DMAC-341330
  909 09:00:18.867140  <6>[    4.325610] dma-pl330 7ff00000.dma: 	DBUFF-1024x16bytes Num_Chans-8 Num_Peri-8 Num_Events-8
  910 09:00:18.943250  <6>[    4.365387] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
  911 09:00:18.943807  <6>[    4.381416] SuperH (H)SCI(F) driver initialized
  912 09:00:18.944192  <6>[    4.387743] msm_serial: driver initialized
  913 09:00:18.944543  <5>[    4.396030] arm-smmu 7fb10000.iommu: probing hardware configuration...
  914 09:00:18.944884  <5>[    4.402891] arm-smmu 7fb10000.iommu: SMMUv1 with:
  915 09:00:18.945711  <5>[    4.407915] arm-smmu 7fb10000.iommu: 	stage 2 translation
  916 09:00:18.946705  <5>[    4.413632] arm-smmu 7fb10000.iommu: 	non-coherent table walk
  917 09:00:18.987993  <5>[    4.419697] arm-smmu 7fb10000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  918 09:00:18.988740  <5>[    4.427423] arm-smmu 7fb10000.iommu: 	stream matching with 2 register groups
  919 09:00:18.989609  <5>[    4.434800] arm-smmu 7fb10000.iommu: 	1 context banks (1 stage-2 only)
  920 09:00:18.990035  <5>[    4.441654] arm-smmu 7fb10000.iommu: 	Supported page sizes: 0x60211000
  921 09:00:18.990407  <5>[    4.448521] arm-smmu 7fb10000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  922 09:00:18.990951  <5>[    4.456654] arm-smmu 7fb20000.iommu: probing hardware configuration...
  923 09:00:18.991663  <5>[    4.463513] arm-smmu 7fb20000.iommu: SMMUv1 with:
  924 09:00:19.031689  <5>[    4.468535] arm-smmu 7fb20000.iommu: 	stage 2 translation
  925 09:00:19.032233  <5>[    4.474250] arm-smmu 7fb20000.iommu: 	non-coherent table walk
  926 09:00:19.033113  <5>[    4.480313] arm-smmu 7fb20000.iommu: 	(IDR0.CTTW overridden by FW configuration)
  927 09:00:19.033527  <5>[    4.488036] arm-smmu 7fb20000.iommu: 	stream matching with 2 register groups
  928 09:00:19.033889  <5>[    4.495432] arm-smmu 7fb20000.iommu: 	1 context banks (1 stage-2 only)
  929 09:00:19.035181  <5>[    4.502287] arm-smmu 7fb20000.iommu: 	Supported page sizes: 0x60211000
  930 09:00:19.076122  <5>[    4.509152] arm-smmu 7fb20000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  931 09:00:19.076668  <5>[    4.516771] arm-smmu 7fb30000.iommu: probing hardware configuration...
  932 09:00:19.077056  <5>[    4.523627] arm-smmu 7fb30000.iommu: SMMUv1 with:
  933 09:00:19.077411  <5>[    4.528661] arm-smmu 7fb30000.iommu: 	stage 2 translation
  934 09:00:19.077753  <5>[    4.534378] arm-smmu 7fb30000.iommu: 	coherent table walk
  935 09:00:19.078634  <5>[    4.540101] arm-smmu 7fb30000.iommu: 	stream matching with 2 register groups
  936 09:00:19.079599  <5>[    4.547477] arm-smmu 7fb30000.iommu: 	1 context banks (1 stage-2 only)
  937 09:00:19.102659  <5>[    4.554330] arm-smmu 7fb30000.iommu: 	Supported page sizes: 0x60211000
  938 09:00:19.105928  <5>[    4.561177] arm-smmu 7fb30000.iommu: 	Stage-2: 40-bit IPA -> 40-bit PA
  939 09:00:19.166523  <6>[    4.612752] loop: module loaded
  940 09:00:19.167130  <6>[    4.618190] lkdtm: No crash points registered, enable through debugfs
  941 09:00:19.169743  <6>[    4.628370] megasas: 07.714.04.00-rc1
  942 09:00:19.220209  <6>[    4.652964] thunder_xcv, ver 1.0
  943 09:00:19.221004  <6>[    4.656652] thunder_bgx, ver 1.0
  944 09:00:19.221716  <6>[    4.660330] nicpf, ver 1.0
  945 09:00:19.222821  <6>[    4.666839] hclge is initializing
  946 09:00:19.223255  <6>[    4.670571] hns3: Hisilicon Ethernet Network Driver for Hip08 Family - version
  947 09:00:19.223611  <6>[    4.678118] hns3: Copyright (c) 2017 Huawei Corporation.
  948 09:00:19.224027  <6>[    4.683888] e1000: Intel(R) PRO/1000 Network Driver
  949 09:00:19.224336  <6>[    4.689105] e1000: Copyright (c) 1999-2006 Intel Corporation.
  950 09:00:19.224797  <6>[    4.695325] e1000e: Intel(R) PRO/1000 Network Driver
  951 09:00:19.269280  <6>[    4.700607] e1000e: Copyright(c) 1999 - 2015 Intel Corporation.
  952 09:00:19.269579  <6>[    4.706993] igb: Intel(R) Gigabit Ethernet Network Driver
  953 09:00:19.270113  <6>[    4.712710] igb: Copyright (c) 2007-2014 Intel Corporation.
  954 09:00:19.270318  <6>[    4.718721] igbvf: Intel(R) Gigabit Virtual Function Network Driver
  955 09:00:19.270500  <6>[    4.725311] igbvf: Copyright (c) 2009 - 2012 Intel Corporation.
  956 09:00:19.272611  <6>[    4.732530] sky2: driver version 1.30
  957 09:00:19.372622  <6>[    4.799140] smsc911x 18000000.ethernet eth0: MAC Address: 00:02:f7:00:58:4d
  958 09:00:19.372954  <6>[    4.810129] VFIO - User Level meta-driver version: 0.3
  959 09:00:19.373500  <6>[    4.820933] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
  960 09:00:19.373714  <6>[    4.827848] ehci-pci: EHCI PCI platform driver
  961 09:00:19.373896  <6>[    4.832705] ehci-platform: EHCI generic platform driver
  962 09:00:19.374145  <6>[    4.838871] ehci-platform 7ffc0000.usb: Adding to iommu group 0
  963 09:00:19.375929  <6>[    4.845850] ehci-platform 7ffc0000.usb: EHCI Host Controller
  964 09:00:19.399150  <6>[    4.852012] ehci-platform 7ffc0000.usb: new USB bus registered, assigned bus number 1
  965 09:00:19.402277  <6>[    4.860654] ehci-platform 7ffc0000.usb: irq 41, io mem 0x7ffc0000
  966 09:00:19.449611  <6>[    4.879491] ehci-platform 7ffc0000.usb: USB 2.0 started, EHCI 1.00
  967 09:00:19.449904  <6>[    4.889421] hub 1-0:1.0: USB hub found
  968 09:00:19.450153  <6>[    4.893699] hub 1-0:1.0: 1 port detected
  969 09:00:19.450349  <6>[    4.899726] ehci-orion: EHCI orion driver
  970 09:00:19.450884  <6>[    4.904418] ehci-exynos: EHCI Exynos driver
  971 09:00:19.451079  <6>[    4.909209] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  972 09:00:19.451250  <6>[    4.915761] ohci-pci: OHCI PCI platform driver
  973 09:00:19.452915  <6>[    4.920701] ohci-platform: OHCI generic platform driver
  974 09:00:19.488010  <6>[    4.926693] ohci-platform 7ffb0000.usb: Adding to iommu group 0
  975 09:00:19.488283  <6>[    4.933235] ohci-platform 7ffb0000.usb: Generic Platform OHCI controller
  976 09:00:19.488491  <6>[    4.940321] ohci-platform 7ffb0000.usb: new USB bus registered, assigned bus number 2
  977 09:00:19.491237  <6>[    4.948840] ohci-platform 7ffb0000.usb: irq 40, io mem 0x7ffb0000
  978 09:00:19.587974  <6>[    5.033840] hub 2-0:1.0: USB hub found
  979 09:00:19.588318  <6>[    5.038020] hub 2-0:1.0: 1 port detected
  980 09:00:19.588551  <6>[    5.043599] ohci-exynos: OHCI Exynos driver
  981 09:00:19.591129  <6>[    5.049660] usbcore: registered new interface driver usb-storage
  982 09:00:19.621890  <6>[    5.067976] rtc-pl031 1c170000.rtc: registered as rtc0
  983 09:00:19.622209  <6>[    5.073566] rtc-pl031 1c170000.rtc: setting system clock to 2000-01-01T00:02:54 UTC (946684974)
  984 09:00:19.625132  <6>[    5.084463] i2c /dev entries driver
  985 09:00:19.640082  <6>[    5.101737] sp805-wdt 1c0f0000.wdt: registration successful
  986 09:00:19.690271  <6>[    5.119632] sdhci: Secure Digital Host Controller Interface driver
  987 09:00:19.690812  <6>[    5.124585] mmci-pl18x 1c050000.mmci: mmc0: PL180 manf 41 rev0 at 0x1c050000 irq 16,0 (pio)
  988 09:00:19.691283  <6>[    5.126128] sdhci: Copyright(c) Pierre Ossman
  989 09:00:19.692182  <6>[    5.140967] Synopsys Designware Multimedia Card Interface Driver
  990 09:00:19.692608  <6>[    5.150025] sdhci-pltfm: SDHCI platform and OF driver helper
  991 09:00:19.693661  <6>[    5.159558] usb 1-1: new high-speed USB device number 2 using ehci-platform
  992 09:00:19.738476  <6>[    5.160801] leds-syscon 1c010000.apbregs:led0: registered LED (null)
  993 09:00:19.738996  <6>[    5.174456] leds-syscon 1c010000.apbregs:led1: registered LED (null)
  994 09:00:19.739770  <6>[    5.181736] leds-syscon 1c010000.apbregs:led2: registered LED (null)
  995 09:00:19.740120  <6>[    5.189017] leds-syscon 1c010000.apbregs:led3: registered LED (null)
  996 09:00:19.740435  <6>[    5.196300] leds-syscon 1c010000.apbregs:led4: registered LED (null)
  997 09:00:19.740737  <6>[    5.203624] leds-syscon 1c010000.apbregs:led5: registered LED (null)
  998 09:00:19.742041  <6>[    5.210888] leds-syscon 1c010000.apbregs:led6: registered LED (null)
  999 09:00:19.792032  <6>[    5.218193] leds-syscon 1c010000.apbregs:led7: registered LED (null)
 1000 09:00:19.793020  <6>[    5.226923] ledtrig-cpu: registered to indicate activity on CPUs
 1001 09:00:19.793427  <6>[    5.239025] usbcore: registered new interface driver usbhid
 1002 09:00:19.793791  <6>[    5.244918] usbhid: USB HID core driver
 1003 09:00:19.795422  <6>[    5.252193] mhu 2b1f0000.mhu: ARM MHU Mailbox registered
 1004 09:00:19.852012  <6>[    5.272768] netem: version 1.3
 1005 09:00:19.852626  <6>[    5.276316] ipip: IPv4 and MPLS over IPv4 tunneling driver
 1006 09:00:19.853055  <6>[    5.283958] IPv4 over IPsec tunneling driver
 1007 09:00:19.853447  <6>[    5.291595] NET: Registered protocol family 10
 1008 09:00:19.853814  <6>[    5.301047] Segment Routing with IPv6
 1009 09:00:19.854223  <6>[    5.308237] NET: Registered protocol family 17
 1010 09:00:19.855141  <6>[    5.314165] 8021q: 802.1Q VLAN Support v1.8
 1011 09:00:19.855619  <6>[    5.319171] 9pnet: Installing 9P2000 support
 1012 09:00:19.856063  <5>[    5.323928] Key type dns_resolver registered
 1013 09:00:19.879025  <6>[    5.329745] registered taskstats version 1
 1014 09:00:19.879557  <6>[    5.330084] hub 1-1:1.0: USB hub found
 1015 09:00:19.880069  <5>[    5.334248] Loading compiled-in X.509 certificates
 1016 09:00:19.882247  <6>[    5.339074] hub 1-1:1.0: 4 ports detected
 1017 09:00:19.941888  <3>[    5.395928] scpi_protocol scpi: incorrect or no SCP firmware found
 1018 09:00:19.945218  <4>[    5.402714] scpi_protocol: probe of scpi failed with error -110
 1019 09:00:19.967163  <6>[    5.423520] input: gpio-keys as /devices/platform/gpio-keys/input/input1
 1020 09:00:20.622398  <4>[    6.079655] atkbd serio0: keyboard reset failed on 1c060000.kmi
 1021 09:00:20.856028  <6>[    6.306558] 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)
 1022 09:00:20.879010  <6>[    6.335480] smsc911x 18000000.ethernet eth0: SMSC911x/921x identified at 0xffff800014260000, IRQ: 15
 1023 09:00:21.869973  <4>[    7.327484] atkbd serio1: keyboard reset failed on 1c070000.kmi
 1024 09:00:23.959382  <6>[    9.415708] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
 1025 09:00:28.548584  <5>[    9.435503] Sending DHCP requests ..
 1026 09:00:28.552040  <6>[   13.996958] 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
 1027 09:00:28.671755  <4>[   14.128281] psmouse serio0: Failed to enable mouse on 1c060000.kmi
 1028 09:00:30.886987  <4>[   16.291496] ., OK
 1029 09:00:30.887311  <6>[   16.325992] IP-Config: Got DHCP answer from 192.168.56.254, my address is 192.168.56.219
 1030 09:00:30.887569  <6>[   16.334490] IP-Config: Complete:
 1031 09:00:30.888118  <6>[   16.338075]      device=eth0, hwaddr=00:02:f7:00:58:4d, ipaddr=192.168.56.219, mask=255.255.255.0, gw=192.168.56.254
 1032 09:00:30.888314  <6>[   16.348950]      host=192.168.56.219, domain=mayfield.sirena.org.uk, nis-domain=(none)
 1033 09:00:30.890325  <6>[   16.357215]      bootserver=192.168.56.254, rootserver=192.168.56.230, rootpath=
 1034 09:00:30.910396  <6>[   16.357240]      nameserver0=192.168.56.254
 1035 09:00:30.910668  <6>[   16.369500]      ntpserver0=50.205.244.22, ntpserver1=85.199.214.99
 1036 09:00:30.910916  <6>[   16.377047] ALSA device list:
 1037 09:00:30.911143  <6>[   16.380431]   No soundcards found.
 1038 09:00:30.913650  <6>[   16.384951] uart-pl011 7ff80000.serial: no DMA platform data
 1039 09:00:30.966156  <6>[   16.425361] Freeing unused kernel memory: 9792K
 1040 09:00:30.969333  <6>[   16.430603] Run /init as init process
 1041 09:00:31.017215  Loading, please wait...
 1042 09:00:31.113148  Starting version 247.3-7+deb11u4
 1043 09:00:33.319062  <6>[   18.786567] tda998x 0-0070: found TDA19988
 1044 09:00:33.462830  <6>[   18.929894] tda998x 0-0071: found TDA19988
 1045 09:00:33.551839  Begin: Loading essential drivers ... done.
 1046 09:00:33.553061  Begin: Running /scripts/init-premount ... done.
 1047 09:00:33.553645  Begin: Mounting root file system ... Begin: Running /scripts/nfs-top ... done.
 1048 09:00:33.555269  Begin: Running /scripts/nfs-premount ... Waiting up to 60 secs for any ethernet to become available
 1049 09:00:33.570985  Device /sys/class/net/eth0 found
 1050 09:00:33.571479  done.
 1051 09:00:33.738929  IP-Config: eth0 hardware address 00:02:f7:00:58:4d mtu 1500 DHCP
 1052 09:00:33.794405  IP-Config: eth0 complete (dhcp from 192.168.56.254):
 1053 09:00:33.794642   address: 192.168.56.219   broadcast: 192.168.56.255   netmask: 255.255.255.0   
 1054 09:00:33.795030   gateway: 192.168.56.254   dns0     : 192.168.56.254   dns1   : 0.0.0.0         
 1055 09:00:33.795158   domain : mayfield.sirena.org.uk                                          
 1056 09:00:33.795269   rootserver: 192.168.56.254 rootpath: 
 1057 09:00:33.797620   filename  : 
 1058 09:00:33.861568  done.
 1059 09:00:33.861861  Begin: Running /scripts/nfs-bottom ... done.
 1060 09:00:33.957394  Begin: Running /scripts/init-bottom ... done.
 1061 09:00:35.158420  <6>[   20.603382] 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
 1062 09:00:35.274976  <4>[   20.731271] psmouse serio1: Failed to enable mouse on 1c070000.kmi
 1063 09:00:36.655756  <30>[   22.111701] systemd[1]: System time before build time, advancing clock.
 1064 09:00:37.012589  <30>[   22.450773] systemd[1]: systemd 247.3-7+deb11u4 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +ZSTD +SECCOMP +BLKID +ELFUTILS +KMOD +IDN2 -IDN +PCRE2 default-hierarchy=unified)
 1065 09:00:37.015485  <30>[   22.477149] systemd[1]: Detected architecture arm64.
 1066 09:00:37.047371  
 1067 09:00:37.047666  Welcome to [1mDebian GNU/Linux 11 (bullseye)[0m!
 1068 09:00:37.047857  
 1069 09:00:37.079217  <30>[   22.535467] systemd[1]: Set hostname to <debian-bullseye-arm64>.
 1070 09:00:38.574994  <30>[   24.025188] systemd[1]: Queued start job for default target Graphical Interface.
 1071 09:00:38.578393  <5>[   24.034696] random: systemd: uninitialized urandom read (16 bytes read)
 1072 09:00:38.647660  <30>[   24.055985] systemd[1]: Created slice system-getty.slice.
 1073 09:00:38.648196  [[0;32m  OK  [0m] Created slice [0;1;39msystem-getty.slice[0m.
 1074 09:00:38.648600  <5>[   24.076197] random: systemd: uninitialized urandom read (16 bytes read)
 1075 09:00:38.648958  <30>[   24.088342] systemd[1]: Created slice system-modprobe.slice.
 1076 09:00:38.649313  [[0;32m  OK  [0m] Created slice [0;1;39msystem-modprobe.slice[0m.
 1077 09:00:38.649648  <5>[   24.107860] random: systemd: uninitialized urandom read (16 bytes read)
 1078 09:00:38.667908  <30>[   24.121706] systemd[1]: Created slice system-serial\x2dgetty.slice.
 1079 09:00:38.671150  [[0;32m  OK  [0m] Created slice [0;1;39msystem-serial\x2dgetty.slice[0m.
 1080 09:00:38.719935  <30>[   24.148297] systemd[1]: Created slice User and Session Slice.
 1081 09:00:38.721033  [[0;32m  OK  [0m] Created slice [0;1;39mUser and Session Slice[0m.
 1082 09:00:38.721508  <30>[   24.169149] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
 1083 09:00:38.723436  [[0;32m  OK  [0m] Started [0;1;39mDispatch Password …ts to Console Directory Watch[0m.
 1084 09:00:38.777700  <30>[   24.196841] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
 1085 09:00:38.778324  [[0;32m  OK  [0m] Started [0;1;39mForward Password R…uests to Wall Directory Watch[0m.
 1086 09:00:38.779332  <30>[   24.219983] systemd[1]: Condition check resulted in Arbitrary Executable File Formats File System Automount Point being skipped.
 1087 09:00:38.779771  <30>[   24.232346] systemd[1]: Reached target Local Encrypted Volumes.
 1088 09:00:38.780146  [[0;32m  OK  [0m] Reached target [0;1;39mLocal Encrypted Volumes[0m.
 1089 09:00:38.781140  <30>[   24.251876] systemd[1]: Reached target Paths.
 1090 09:00:38.795960  [[0;32m  OK  [0m] Reached target [0;1;39mPaths[0m.
 1091 09:00:38.853737  <30>[   24.271964] systemd[1]: Reached target Remote File Systems.
 1092 09:00:38.854304  [[0;32m  OK  [0m] Reached target [0;1;39mRemote File Systems[0m.
 1093 09:00:38.854700  <30>[   24.292067] systemd[1]: Reached target Slices.
 1094 09:00:38.855634  [[0;32m  OK  [0m] Reached target [0;1;39mSlices[0m.
 1095 09:00:38.856038  <30>[   24.311790] systemd[1]: Reached target Swap.
 1096 09:00:38.857072  [[0;32m  OK  [0m] Reached target [0;1;39mSwap[0m.
 1097 09:00:38.880702  <30>[   24.333217] systemd[1]: Listening on initctl Compatibility Named Pipe.
 1098 09:00:38.883089  [[0;32m  OK  [0m] Listening on [0;1;39minitctl Compatibility Named Pipe[0m.
 1099 09:00:38.901691  <30>[   24.359228] systemd[1]: Listening on Journal Audit Socket.
 1100 09:00:38.904934  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Audit Socket[0m.
 1101 09:00:38.971668  <30>[   24.383350] systemd[1]: Listening on Journal Socket (/dev/log).
 1102 09:00:38.972226  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket (/dev/log)[0m.
 1103 09:00:38.972623  <30>[   24.406289] systemd[1]: Listening on Journal Socket.
 1104 09:00:38.973531  [[0;32m  OK  [0m] Listening on [0;1;39mJournal Socket[0m.
 1105 09:00:38.973924  <30>[   24.427017] systemd[1]: Listening on Network Service Netlink Socket.
 1106 09:00:38.975195  [[0;32m  OK  [0m] Listening on [0;1;39mNetwork Service Netlink Socket[0m.
 1107 09:00:38.999671  <30>[   24.453543] systemd[1]: Listening on udev Control Socket.
 1108 09:00:39.002942  [[0;32m  OK  [0m] Listening on [0;1;39mudev Control Socket[0m.
 1109 09:00:39.020691  <30>[   24.477567] systemd[1]: Listening on udev Kernel Socket.
 1110 09:00:39.023938  [[0;32m  OK  [0m] Listening on [0;1;39mudev Kernel Socket[0m.
 1111 09:00:39.057402  <30>[   24.516126] systemd[1]: Mounting Huge Pages File System...
 1112 09:00:39.060463           Mounting [0;1;39mHuge Pages File System[0m...
 1113 09:00:39.094211  <30>[   24.551321] systemd[1]: Mounting POSIX Message Queue File System...
 1114 09:00:39.097345           Mounting [0;1;39mPOSIX Message Queue File System[0m...
 1115 09:00:39.131224  <30>[   24.587651] systemd[1]: Mounting Kernel Debug File System...
 1116 09:00:39.134304           Mounting [0;1;39mKernel Debug File System[0m...
 1117 09:00:39.168156  <30>[   24.624466] systemd[1]: Mounting Kernel Trace File System...
 1118 09:00:39.171295           Mounting [0;1;39mKernel Trace File System[0m...
 1119 09:00:39.227088  <30>[   24.677038] systemd[1]: Starting Create list of static device nodes for the current kernel...
 1120 09:00:39.230235           Starting [0;1;39mCreate list of st…odes for the current kernel[0m...
 1121 09:00:39.264039  <30>[   24.719927] systemd[1]: Starting Load Kernel Module configfs...
 1122 09:00:39.267182           Starting [0;1;39mLoad Kernel Module configfs[0m...
 1123 09:00:39.314142  <30>[   24.764613] systemd[1]: Starting Load Kernel Module drm...
 1124 09:00:39.314437           Starting [0;1;39mLoad Kernel Module drm[0m...
 1125 09:00:39.350130  <30>[   24.800221] systemd[1]: Starting Load Kernel Module fuse...
 1126 09:00:39.350432           Starting [0;1;39mLoad Kernel Module fuse[0m...
 1127 09:00:39.371131  <30>[   24.827585] systemd[1]: Condition check resulted in Set Up Additional Binary Formats being skipped.
 1128 09:00:39.404991  <30>[   24.863088] systemd[1]: Starting Journal Service...
 1129 09:00:39.408122           Starting [0;1;39mJournal Service[0m...
 1130 09:00:39.440146  <6>[   24.907266] fuse: init (API version 7.32)
 1131 09:00:39.468007  <30>[   24.926960] systemd[1]: Starting Load Kernel Modules...
 1132 09:00:39.471168           Starting [0;1;39mLoad Kernel Modules[0m...
 1133 09:00:39.510857  <30>[   24.963561] systemd[1]: Starting Remount Root and Kernel File Systems...
 1134 09:00:39.513996           Starting [0;1;39mRemount Root and Kernel File Systems[0m...
 1135 09:00:39.547764  <30>[   25.003506] systemd[1]: Starting Coldplug All udev Devices...
 1136 09:00:39.550903           Starting [0;1;39mColdplug All udev Devices[0m...
 1137 09:00:39.611827  <30>[   25.044351] systemd[1]: Mounted Huge Pages File System.
 1138 09:00:39.612132  [[0;32m  OK  [0m] Mounted [0;1;39mHuge Pages File System[0m.
 1139 09:00:39.612384  <30>[   25.065368] systemd[1]: Mounted POSIX Message Queue File System.
 1140 09:00:39.615037  [[0;32m  OK  [0m] Mounted [0;1;39mPOSIX Message Queue File System[0m.
 1141 09:00:39.632798  <30>[   25.089603] systemd[1]: Mounted Kernel Debug File System.
 1142 09:00:39.635948  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Debug File System[0m.
 1143 09:00:39.661007  <30>[   25.114122] systemd[1]: Mounted Kernel Trace File System.
 1144 09:00:39.664258  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Trace File System[0m.
 1145 09:00:39.696995  <30>[   25.145540] systemd[1]: Finished Create list of static device nodes for the current kernel.
 1146 09:00:39.700250  [[0;32m  OK  [0m] Finished [0;1;39mCreate list of st… nodes for the current kernel[0m.
 1147 09:00:39.738919  <30>[   25.180712] systemd[1]: modprobe@configfs.service: Succeeded.
 1148 09:00:39.739450  <30>[   25.193254] systemd[1]: Finished Load Kernel Module configfs.
 1149 09:00:39.742333  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module configfs[0m.
 1150 09:00:39.785889  <30>[   25.227823] systemd[1]: modprobe@drm.service: Succeeded.
 1151 09:00:39.786642  <30>[   25.240046] systemd[1]: Finished Load Kernel Module drm.
 1152 09:00:39.789176  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module drm[0m.
 1153 09:00:39.834881  <30>[   25.270537] systemd[1]: modprobe@fuse.service: Succeeded.
 1154 09:00:39.835403  <30>[   25.282776] systemd[1]: Finished Load Kernel Module fuse.
 1155 09:00:39.835782  <5>[   25.283709] random: systemd-journal: uninitialized urandom read (16 bytes read)
 1156 09:00:39.838296  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Module fuse[0m.
 1157 09:00:39.866901  <30>[   25.320523] systemd[1]: Finished Load Kernel Modules.
 1158 09:00:39.870130  [[0;32m  OK  [0m] Finished [0;1;39mLoad Kernel Modules[0m.
 1159 09:00:39.893855  <30>[   25.347098] systemd[1]: Finished Remount Root and Kernel File Systems.
 1160 09:00:39.897091  [[0;32m  OK  [0m] Finished [0;1;39mRemount Root and Kernel File Systems[0m.
 1161 09:00:39.917881  <5>[   25.373583] random: systemd: uninitialized urandom read (16 bytes read)
 1162 09:00:39.965641  <30>[   25.403114] systemd[1]: Mounting FUSE Control File System...
 1163 09:00:39.966195           Mounting [0;1;39mFUSE Control File System[0m...
 1164 09:00:39.968926  <5>[   25.425601] random: systemd: uninitialized urandom read (16 bytes read)
 1165 09:00:40.002477  <30>[   25.456029] systemd[1]: Mounting Kernel Configuration File System...
 1166 09:00:40.005385           Mounting [0;1;39mKernel Configuration File System[0m...
 1167 09:00:40.044623  <30>[   25.490466] systemd[1]: Condition check resulted in Rebuild Hardware Database being skipped.
 1168 09:00:40.047971  <30>[   25.501592] systemd[1]: Condition check resulted in Platform Persistent Storage Archival being skipped.
 1169 09:00:40.075775  <30>[   25.532374] systemd[1]: Starting Load/Save Random Seed...
 1170 09:00:40.076330           Starting [0;1;39mLoad/Save Random Seed[0m...
 1171 09:00:40.126579  <30>[   25.576784] systemd[1]: Starting Apply Kernel Variables...
 1172 09:00:40.127126           Starting [0;1;39mApply Kernel Variables[0m...
 1173 09:00:40.163460  <30>[   25.622522] systemd[1]: Starting Create System Users...
 1174 09:00:40.166628           Starting [0;1;39mCreate System Users[0m...
 1175 09:00:40.200304  <30>[   25.656259] systemd[1]: Started Journal Service.
 1176 09:00:40.202581  [[0;32m  OK  [0m] Started [0;1;39mJournal Service[0m.
 1177 09:00:40.241559  [[0;32m  OK  [0m] Mounted [0;1;39mFUSE Control File System[0m.
 1178 09:00:40.257513  [[0;32m  OK  [0m] Mounted [0;1;39mKernel Configuration File System[0m.
 1179 09:00:40.305457           Starting [0;1;39mFlush Journal to Persistent Storage[0m...
 1180 09:00:40.337175  [[0;32m  OK  [0m] Finished [0;1;39mApply Kernel Variables[0m.
 1181 09:00:40.456074  <46>[   25.913523] systemd-journald[233]: Received client request to flush runtime journal.
 1182 09:00:40.607882  [[0;32m  OK  [0m] Finished [0;1;39mCreate System Users[0m.
 1183 09:00:40.649933           Starting [0;1;39mCreate Static Device Nodes in /dev[0m...
 1184 09:00:41.845853  [[0;32m  OK  [0m] Finished [0;1;39mCreate Static Device Nodes in /dev[0m.
 1185 09:00:41.903618  <5>[   27.322280] random: systemd: uninitialized urandom read (16 bytes read)
 1186 09:00:41.904368  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems (Pre)[0m.
 1187 09:00:41.904630  <5>[   27.344101] random: systemd: uninitialized urandom read (16 bytes read)
 1188 09:00:41.904844  <5>[   27.351914] random: crng init done
 1189 09:00:41.905008  <5>[   27.355908] random: 50 urandom warning(s) missed due to ratelimiting
 1190 09:00:41.906952  [[0;32m  OK  [0m] Reached target [0;1;39mLocal File Systems[0m.
 1191 09:00:41.964629           Starting [0;1;39mRule-based Manage…for Device Events and Files[0m...
 1192 09:00:42.210537  [[0;32m  OK  [0m] Finished [0;1;39mLoad/Save Random Seed[0m.
 1193 09:00:42.494173  [[0;32m  OK  [0m] Finished [0;1;39mColdplug All udev Devices[0m.
 1194 09:00:42.678066  [[0;32m  OK  [0m] Finished [0;1;39mFlush Journal to Persistent Storage[0m.
 1195 09:00:42.723059           Starting [0;1;39mCreate Volatile Files and Directories[0m...
 1196 09:00:42.843924  [[0;32m  OK  [0m] Started [0;1;39mRule-based Manager for Device Events and Files[0m.
 1197 09:00:42.907838           Starting [0;1;39mNetwork Service[0m...
 1198 09:00:43.749118  [[0;32m  OK  [0m] Finished [0;1;39mCreate Volatile Files and Directories[0m.
 1199 09:00:43.802854           Starting [0;1;39mNetwork Time Synchronization[0m...
 1200 09:00:43.845989           Starting [0;1;39mUpdate UTMP about System Boot/Shutdown[0m...
 1201 09:00:44.021846  [[0;32m  OK  [0m] Started [0;1;39mNetwork Service[0m.
 1202 09:00:44.049918  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Boot/Shutdown[0m.
 1203 09:00:44.112836           Starting [0;1;39mNetwork Name Resolution[0m...
 1204 09:00:44.430439  [[0;32m  OK  [0m] Started [0;1;39mNetwork Time Synchronization[0m.
 1205 09:00:44.489384  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Initialization[0m.
 1206 09:00:44.489730  [[0;32m  OK  [0m] Started [0;1;39mDaily Cleanup of Temporary Directories[0m.
 1207 09:00:44.490329  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Set[0m.
 1208 09:00:44.492629  [[0;32m  OK  [0m] Reached target [0;1;39mSystem Time Synchronized[0m.
 1209 09:00:44.534497  [[0;32m  OK  [0m] Started [0;1;39mDaily apt download activities[0m.
 1210 09:00:44.564444  [[0;32m  OK  [0m] Started [0;1;39mDaily apt upgrade and clean activities[0m.
 1211 09:00:44.597330  [[0;32m  OK  [0m] Started [0;1;39mPeriodic ext4 Onli…ata Check for All Filesystems[0m.
 1212 09:00:44.683169  [[0;32m  OK  [0m] Started [0;1;39mDiscard unused blocks once a week[0m.
 1213 09:00:44.686382  [[0;32m  OK  [0m] Reached target [0;1;39mTimers[0m.
 1214 09:00:44.722730  [[0;32m  OK  [0m] Listening on [0;1;39mD-Bus System Message Bus Socket[0m.
 1215 09:00:44.739343  [[0;32m  OK  [0m] Reached target [0;1;39mSockets[0m.
 1216 09:00:44.755248  [[0;32m  OK  [0m] Reached target [0;1;39mBasic System[0m.
 1217 09:00:44.810177  [[0;32m  OK  [0m] Started [0;1;39mD-Bus System Message Bus[0m.
 1218 09:00:45.957050           Starting [0;1;39mRemove Stale Onli…t4 Metadata Check Snapshots[0m...
 1219 09:00:46.595569           Starting [0;1;39mUser Login Management[0m...
 1220 09:00:46.724255  [[0;32m  OK  [0m] Found device [0;1;39m/dev/ttyAMA0[0m.
 1221 09:00:47.770469  [[0;32m  OK  [0m] Finished [0;1;39mRemove Stale Onli…ext4 Metadata Check Snapshots[0m.
 1222 09:00:48.010173  [[0;32m  OK  [0m] Started [0;1;39mUser Login Management[0m.
 1223 09:00:48.313843  [[0;32m  OK  [0m] Started [0;1;39mNetwork Name Resolution[0m.
 1224 09:00:48.346886  [[0;32m  OK  [0m] Reached target [0;1;39mNetwork[0m.
 1225 09:00:48.350063  [[0;32m  OK  [0m] Reached target [0;1;39mHost and Network Name Lookups[0m.
 1226 09:00:48.382184           Starting [0;1;39mPermit User Sessions[0m...
 1227 09:00:48.494136  [[0;32m  OK  [0m] Finished [0;1;39mPermit User Sessions[0m.
 1228 09:00:48.526045  [[0;32m  OK  [0m] Started [0;1;39mGetty on tty1[0m.
 1229 09:00:48.564151  [[0;32m  OK  [0m] Started [0;1;39mSerial Getty on ttyAMA0[0m.
 1230 09:00:48.582804  [[0;32m  OK  [0m] Reached target [0;1;39mLogin Prompts[0m.
 1231 09:00:48.613503  [[0;32m  OK  [0m] Reached target [0;1;39mMulti-User System[0m.
 1232 09:00:48.616704  [[0;32m  OK  [0m] Reached target [0;1;39mGraphical Interface[0m.
 1233 09:00:48.653600           Starting [0;1;39mUpdate UTMP about System Runlevel Changes[0m...
 1234 09:00:48.781814  [[0;32m  OK  [0m] Finished [0;1;39mUpdate UTMP about System Runlevel Changes[0m.
 1235 09:00:48.889335  
 1236 09:00:48.889665  Debian GNU/Linux 11 debian-bullseye-arm64 ttyAMA0
 1237 09:00:48.889865  
 1238 09:00:48.892541  debian-bullseye-arm64 login: root (automatic login)
 1239 09:00:48.892806  
 1240 09:00:49.887642  Linux debian-bullseye-arm64 5.10.209-cip44 #1 SMP PREEMPT Thu Feb 29 08:11:01 UTC 2024 aarch64
 1241 09:00:49.888241  
 1242 09:00:49.889162  The programs included with the Debian GNU/Linux system are free software;
 1243 09:00:49.889552  the exact distribution terms for each program are described in the
 1244 09:00:49.889886  individual files in /usr/share/doc/*/copyright.
 1245 09:00:49.890258  
 1246 09:00:49.890570  Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
 1247 09:00:49.891439  permitted by applicable law.
 1248 09:00:51.601426  Matched prompt #10: / #
 1250 09:00:51.602229  Kernel warnings or errors detected.
 1251 09:00:51.602406  Setting prompt string to ['/ #']
 1252 09:00:51.602626  end: 2.4.4.1 login-action (duration 00:00:38) [common]
 1254 09:00:51.603209  end: 2.4.4 auto-login-action (duration 00:00:38) [common]
 1255 09:00:51.603393  start: 2.4.5 expect-shell-connection (timeout 00:01:14) [common]
 1256 09:00:51.603541  Setting prompt string to ['/ #']
 1257 09:00:51.603657  Forcing a shell prompt, looking for ['/ #']
 1259 09:00:51.654067  / # 
 1260 09:00:51.654357  expect-shell-connection: Wait for prompt ['/ #'] (timeout 00:05:00)
 1261 09:00:51.654662  Waiting using forced prompt support (timeout 00:02:30)
 1262 09:00:51.665112  
 1263 09:00:51.681475  end: 2.4.5 expect-shell-connection (duration 00:00:00) [common]
 1264 09:00:51.682125  start: 2.4.6 export-device-env (timeout 00:01:14) [common]
 1265 09:00:51.682587  Sending with 100 millisecond of delay
 1267 09:01:04.113261  / # export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4'
 1268 09:01:04.214671  export NFS_ROOTFS='/var/lib/lava/dispatcher/tmp/646842/extract-nfsrootfs-t0n4d6j4'
 1269 09:01:04.215520  Sending with 100 millisecond of delay
 1271 09:01:09.852294  / # export NFS_SERVER_IP='192.168.56.230'
 1272 09:01:09.953683  export NFS_SERVER_IP='192.168.56.230'
 1273 09:01:09.954618  end: 2.4.6 export-device-env (duration 00:00:18) [common]
 1274 09:01:09.955185  end: 2.4 uboot-commands (duration 00:04:04) [common]
 1275 09:01:09.955709  end: 2 uboot-action (duration 00:04:05) [common]
 1276 09:01:09.956216  start: 3 lava-test-retry (timeout 00:05:09) [common]
 1277 09:01:09.956718  start: 3.1 lava-test-shell (timeout 00:05:09) [common]
 1278 09:01:09.957126  Using namespace: common
 1280 09:01:10.058619  / # #
 1281 09:01:10.059233  lava-test-shell: Wait for prompt ['/ #'] (timeout 00:10:00)
 1282 09:01:10.079753  #
 1283 09:01:10.080572  Using /lava-646842
 1285 09:01:10.182128  / # export SHELL=/bin/bash
 1286 09:01:10.191649  export SHELL=/bin/bash
 1288 09:01:10.309182  / # . /lava-646842/environment
 1289 09:01:10.319500  . /lava-646842/environment
 1291 09:01:10.437102  / # /lava-646842/bin/lava-test-runner /lava-646842/0
 1292 09:01:10.437682  Test shell timeout: 10s (minimum of the action and connection timeout)
 1293 09:01:10.447340  /lava-646842/bin/lava-test-runner /lava-646842/0
 1294 09:01:11.246604  + export TESTRUN_ID=0_timesync-off
 1295 09:01:11.262645  + TESTRUN_ID=0_timesync-off
 1296 09:01:11.263166  + cd /lava-646842/0/tests/0_timesync-off
 1297 09:01:11.263694  ++ cat uuid
 1298 09:01:11.312440  + UUID=646842_1.6.2.4.1
 1299 09:01:11.312998  + set +x
 1300 09:01:11.315714  <LAVA_SIGNAL_STARTRUN 0_timesync-off 646842_1.6.2.4.1>
 1301 09:01:11.316261  + systemctl stop systemd-timesyncd
 1302 09:01:11.317056  Received signal: <STARTRUN> 0_timesync-off 646842_1.6.2.4.1
 1303 09:01:11.317505  Starting test lava.0_timesync-off (646842_1.6.2.4.1)
 1304 09:01:11.318118  Skipping test definition patterns.
 1305 09:01:11.502210  + set +x
 1306 09:01:11.502805  <LAVA_SIGNAL_ENDRUN 0_timesync-off 646842_1.6.2.4.1>
 1307 09:01:11.503620  Received signal: <ENDRUN> 0_timesync-off 646842_1.6.2.4.1
 1308 09:01:11.504083  Ending use of test pattern.
 1309 09:01:11.504479  Ending test lava.0_timesync-off (646842_1.6.2.4.1), duration 0.19
 1311 09:01:11.794798  + export TESTRUN_ID=1_kselftest-lkdtm
 1312 09:01:11.795166  + TESTRUN_ID=1_kselftest-lkdtm
 1313 09:01:11.797893  + cd /lava-646842/0/tests/1_kselftest-lkdtm
 1314 09:01:11.798207  ++ cat uuid
 1315 09:01:11.869655  + UUID=646842_1.6.2.4.5
 1316 09:01:11.869954  + set +x
 1317 09:01:11.870174  <LAVA_SIGNAL_STARTRUN 1_kselftest-lkdtm 646842_1.6.2.4.5>
 1318 09:01:11.870568  Received signal: <STARTRUN> 1_kselftest-lkdtm 646842_1.6.2.4.5
 1319 09:01:11.870762  Starting test lava.1_kselftest-lkdtm (646842_1.6.2.4.5)
 1320 09:01:11.870978  Skipping test definition patterns.
 1321 09:01:11.871265  + cd ./automated/linux/kselftest/
 1322 09:01:11.873013  + ./kselftest.sh -c lkdtm -T '' -t kselftest_armhf.tar.gz -s True -u http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz -L '' -S /dev/null -b juno-uboot -g cip-gitlab -e '' -p /opt/kselftests/mainline/ -n 1 -i 1
 1323 09:01:12.096627  INFO: install_deps skipped
 1324 09:01:12.365139  --2024-02-29 09:01:12--  http://storage.kernelci.org/cip-gitlab/ci-iwamatsu-linux-5.10.y-cip-rc/v5.10.209-cip44-56-g55117716ac0fd/arm64/defconfig+kselftest/gcc-10/kselftest.tar.xz
 1325 09:01:12.410060  Resolving storage.kernelci.org (storage.kernelci.org)... 20.171.243.82
 1326 09:01:12.541363  Connecting to storage.kernelci.org (storage.kernelci.org)|20.171.243.82|:80... connected.
 1327 09:01:12.713105  HTTP request sent, awaiting response... 200 OK
 1328 09:01:12.713683  Length: 1738568 (1.7M) [application/octet-stream]
 1329 09:01:12.714236  Saving to: 'kselftest.tar.xz'
 1330 09:01:12.714709  
 1331 09:01:21.173368  kselftest.tar.xz      0%[                    ]       0  --.-KB/s               kselftest.tar.xz      1%[                    ]  33.48K   102KB/s               kselftest.tar.xz      5%[>                   ]  88.32K   155KB/s               kselftest.tar.xz      8%[>                   ] 138.95K   164KB/s               kselftest.tar.xz     10%[=>                  ] 183.95K   162KB/s               kselftest.tar.xz     13%[=>                  ] 233.17K   165KB/s               kselftest.tar.xz     16%[==>                 ] 283.79K   166KB/s               kselftest.tar.xz     19%[==>                 ] 335.82K   169KB/s               kselftest.tar.xz     22%[===>                ] 387.85K   174KB/s               kselftest.tar.xz     25%[====>               ] 428.64K   176KB/s               kselftest.tar.xz     27%[====>               ] 475.04K   179KB/s               kselftest.tar.xz     30%[=====>              ] 518.64K   181KB/s               kselftest.tar.xz     33%[=====>              ] 565.04K   183KB/s    eta 6s     kselftest.tar.xz     36%[======>             ] 614.26K   185KB/s    eta 6s     kselftest.tar.xz     39%[======>             ] 666.29K   187KB/s    eta 6s     kselftest.tar.xz     42%[=======>            ] 722.54K   190KB/s    eta 6s     kselftest.tar.xz     46%[========>           ] 785.82K   196KB/s    eta 6s     kselftest.tar.xz     47%[========>           ] 802.26K   175KB/s    eta 5s     kselftest.tar.xz     49%[========>           ] 842.07K   170KB/s    eta 5s     kselftest.tar.xz     52%[=========>          ] 894.10K   167KB/s    eta 5s     kselftest.tar.xz     54%[=========>          ] 932.07K   170KB/s    eta 5s     kselftest.tar.xz     57%[==========>         ] 970.04K   171KB/s    eta 4s     kselftest.tar.xz     58%[==========>         ] 998.17K   166KB/s    eta 4s     kselftest.tar.xz     60%[===========>        ]   1.01M   167KB/s    eta 4s     kselftest.tar.xz     62%[===========>        ]   1.04M   167KB/s    eta 4s     kselftest.tar.xz     64%[===========>        ]   1.07M   166KB/s    eta 4s     kselftest.tar.xz     67%[============>       ]   1.12M   166KB/s    eta 3s     kselftest.tar.xz     69%[============>       ]   1.15M   165KB/s    eta 3s     kselftest.tar.xz     72%[=============>      ]   1.20M   164KB/s    eta 3s     kselftest.tar.xz     74%[=============>      ]   1.23M   165KB/s    eta 3s     kselftest.tar.xz     77%[==============>     ]   1.28M   161KB/s    eta 3s     kselftest.tar.xz     79%[==============>     ]   1.32M   162KB/s    eta 2s     kselftest.tar.xz     82%[===============>    ]   1.37M   161KB/s    eta 2s     kselftest.tar.xz     85%[================>   ]   1.42M   161KB/s    eta 2s     <4>[   66.627886] arm-smmu 2b600000.iommu: deferred probe timeout, ignoring dependency
 1332 09:01:21.176656  <4>[   66.635664] arm-smmu: probe of 2b600000.iommu failed with error -110
 1333 09:01:21.695143  kselftest.tar.xz     88%[================>   ]   1.47M   185KB/s    eta 2s     kselftest.tar.xz     91%[=================>  ]   1.52M   191KB/s    eta 2s     kselftest.tar.xz     95%[==================> ]   1.58M   198KB/s    eta 0s     <4>[   67.135771] amba 20010000.etf: deferred probe timeout, ignoring dependency
 1334 09:01:21.695711  <4>[   67.143144] amba 20030000.tpiu: deferred probe timeout, ignoring dependency
 1335 09:01:21.696420  <4>[   67.150516] amba 20040000.funnel: deferred probe timeout, ignoring dependency
 1336 09:01:21.696794  <4>[   67.158064] amba 20070000.etr: deferred probe timeout, ignoring dependency
 1337 09:01:21.698618  <4>[   67.165338] amba 20100000.stm: deferred probe timeout, ignoring dependency
 1338 09:01:21.739145  <4>[   67.172611] amba 20120000.replicator: deferred probe timeout, ignoring dependency
 1339 09:01:21.739615  <4>[   67.180487] amba 22010000.cpu-debug: deferred probe timeout, ignoring dependency
 1340 09:01:21.739969  <4>[   67.188284] amba 22040000.etm: deferred probe timeout, ignoring dependency
 1341 09:01:21.740634  <4>[   67.195573] amba 220c0000.funnel: deferred probe timeout, ignoring dependency
 1342 09:01:21.740993  <4>[   67.203102] amba 22110000.cpu-debug: deferred probe timeout, ignoring dependency
 1343 09:01:21.742572  <4>[   67.210890] amba 22140000.etm: deferred probe timeout, ignoring dependency
 1344 09:01:21.783056  <4>[   67.218178] amba 23010000.cpu-debug: deferred probe timeout, ignoring dependency
 1345 09:01:21.783559  <4>[   67.225966] amba 23040000.etm: deferred probe timeout, ignoring dependency
 1346 09:01:21.783922  <4>[   67.233231] amba 230c0000.funnel: deferred probe timeout, ignoring dependency
 1347 09:01:21.784604  <4>[   67.240774] amba 23110000.cpu-debug: deferred probe timeout, ignoring dependency
 1348 09:01:21.784969  <4>[   67.248560] amba 23140000.etm: deferred probe timeout, ignoring dependency
 1349 09:01:21.820755  <4>[   67.255858] amba 23210000.cpu-debug: deferred probe timeout, ignoring dependency
 1350 09:01:21.821259  <4>[   67.263681] amba 23240000.etm: deferred probe timeout, ignoring dependency
 1351 09:01:21.821649  <4>[   67.270966] amba 23310000.cpu-debug: deferred probe timeout, ignoring dependency
 1352 09:01:21.824138  <4>[   67.278768] amba 23340000.etm: deferred probe timeout, ignoring dependency
 1353 09:01:22.004738  kselftest.tar.xz     98%[==================> ]   1.62M   202KB/s    eta 0s     kselftest.tar.xz    100%[===================>]   1.66M   205KB/s    in 9.3s    
 1354 09:01:22.005426  
 1355 09:01:22.163343  2024-02-29 09:01:22 (183 KB/s) - 'kselftest.tar.xz' saved [1738568/1738568]
 1356 09:01:22.163649  
 1357 09:01:36.359886  skiplist:
 1358 09:01:36.360525  ========================================
 1359 09:01:36.363055  ========================================
 1360 09:01:36.522826  lkdtm:PANIC.sh
 1361 09:01:36.523334  lkdtm:BUG.sh
 1362 09:01:36.562890  lkdtm:WARNING.sh
 1363 09:01:36.563420  lkdtm:WARNING_MESSAGE.sh
 1364 09:01:36.563751  lkdtm:EXCEPTION.sh
 1365 09:01:36.564124  lkdtm:LOOP.sh
 1366 09:01:36.564553  lkdtm:EXHAUST_STACK.sh
 1367 09:01:36.564892  lkdtm:CORRUPT_STACK.sh
 1368 09:01:36.565553  lkdtm:CORRUPT_STACK_STRONG.sh
 1369 09:01:36.565884  lkdtm:CORRUPT_LIST_ADD.sh
 1370 09:01:36.566237  lkdtm:CORRUPT_LIST_DEL.sh
 1371 09:01:36.566606  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1372 09:01:36.566894  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1373 09:01:36.567172  lkdtm:UNSET_SMEP.sh
 1374 09:01:36.567448  lkdtm:DOUBLE_FAULT.sh
 1375 09:01:36.567722  lkdtm:CORRUPT_PAC.sh
 1376 09:01:36.567989  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1377 09:01:36.568262  lkdtm:OVERWRITE_ALLOCATION.sh
 1378 09:01:36.568530  lkdtm:WRITE_AFTER_FREE.sh
 1379 09:01:36.568866  lkdtm:READ_AFTER_FREE.sh
 1380 09:01:36.569151  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1381 09:01:36.605952  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1382 09:01:36.606482  lkdtm:SLAB_FREE_DOUBLE.sh
 1383 09:01:36.606834  lkdtm:SLAB_FREE_CROSS.sh
 1384 09:01:36.607159  lkdtm:SLAB_FREE_PAGE.sh
 1385 09:01:36.607460  lkdtm:SOFTLOCKUP.sh
 1386 09:01:36.607751  lkdtm:HARDLOCKUP.sh
 1387 09:01:36.608030  lkdtm:SPINLOCKUP.sh
 1388 09:01:36.608310  lkdtm:HUNG_TASK.sh
 1389 09:01:36.608950  lkdtm:EXEC_DATA.sh
 1390 09:01:36.609302  lkdtm:EXEC_STACK.sh
 1391 09:01:36.609639  lkdtm:EXEC_KMALLOC.sh
 1392 09:01:36.609949  lkdtm:EXEC_VMALLOC.sh
 1393 09:01:36.610284  lkdtm:EXEC_RODATA.sh
 1394 09:01:36.610561  lkdtm:EXEC_USERSPACE.sh
 1395 09:01:36.610858  lkdtm:EXEC_NULL.sh
 1396 09:01:36.611134  lkdtm:ACCESS_USERSPACE.sh
 1397 09:01:36.611408  lkdtm:ACCESS_NULL.sh
 1398 09:01:36.611695  lkdtm:WRITE_RO.sh
 1399 09:01:36.612081  lkdtm:WRITE_RO_AFTER_INIT.sh
 1400 09:01:36.612453  lkdtm:WRITE_KERN.sh
 1401 09:01:36.612749  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1402 09:01:36.649280  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1403 09:01:36.649807  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1404 09:01:36.650230  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1405 09:01:36.650667  lkdtm:REFCOUNT_DEC_ZERO.sh
 1406 09:01:36.651083  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1407 09:01:36.651493  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1408 09:01:36.651878  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1409 09:01:36.652594  lkdtm:REFCOUNT_INC_ZERO.sh
 1410 09:01:36.652961  lkdtm:REFCOUNT_ADD_ZERO.sh
 1411 09:01:36.653408  lkdtm:REFCOUNT_INC_SATURATED.sh
 1412 09:01:36.653907  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1413 09:01:36.654345  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1414 09:01:36.654729  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1415 09:01:36.655210  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1416 09:01:36.692177  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1417 09:01:36.692484  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1418 09:01:36.692751  lkdtm:REFCOUNT_TIMING.sh
 1419 09:01:36.692985  lkdtm:ATOMIC_TIMING.sh
 1420 09:01:36.693233  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1421 09:01:36.693422  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1422 09:01:36.693779  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1423 09:01:36.693905  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1424 09:01:36.694077  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1425 09:01:36.694210  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1426 09:01:36.694338  lkdtm:USERCOPY_STACK_BEYOND.sh
 1427 09:01:36.694508  lkdtm:USERCOPY_KERNEL.sh
 1428 09:01:36.694635  lkdtm:STACKLEAK_ERASING.sh
 1429 09:01:36.695494  lkdtm:CFI_FORWARD_PROTO.sh
 1430 09:01:36.735320  ============== Tests to run ===============
 1431 09:01:36.735626  lkdtm:PANIC.sh
 1432 09:01:36.735890  lkdtm:BUG.sh
 1433 09:01:36.736125  lkdtm:WARNING.sh
 1434 09:01:36.736332  lkdtm:WARNING_MESSAGE.sh
 1435 09:01:36.736467  lkdtm:EXCEPTION.sh
 1436 09:01:36.736600  lkdtm:LOOP.sh
 1437 09:01:36.736732  lkdtm:EXHAUST_STACK.sh
 1438 09:01:36.736859  lkdtm:CORRUPT_STACK.sh
 1439 09:01:36.736985  lkdtm:CORRUPT_STACK_STRONG.sh
 1440 09:01:36.737332  lkdtm:CORRUPT_LIST_ADD.sh
 1441 09:01:36.737454  lkdtm:CORRUPT_LIST_DEL.sh
 1442 09:01:36.737582  lkdtm:STACK_GUARD_PAGE_LEADING.sh
 1443 09:01:36.737707  lkdtm:STACK_GUARD_PAGE_TRAILING.sh
 1444 09:01:36.737830  lkdtm:UNSET_SMEP.sh
 1445 09:01:36.737953  lkdtm:DOUBLE_FAULT.sh
 1446 09:01:36.738112  lkdtm:CORRUPT_PAC.sh
 1447 09:01:36.738235  lkdtm:UNALIGNED_LOAD_STORE_WRITE.sh
 1448 09:01:36.738357  lkdtm:OVERWRITE_ALLOCATION.sh
 1449 09:01:36.738718  lkdtm:WRITE_AFTER_FREE.sh
 1450 09:01:36.778784  lkdtm:READ_AFTER_FREE.sh
 1451 09:01:36.779337  lkdtm:WRITE_BUDDY_AFTER_FREE.sh
 1452 09:01:36.779827  lkdtm:READ_BUDDY_AFTER_FREE.sh
 1453 09:01:36.780276  lkdtm:SLAB_FREE_DOUBLE.sh
 1454 09:01:36.780710  lkdtm:SLAB_FREE_CROSS.sh
 1455 09:01:36.781133  lkdtm:SLAB_FREE_PAGE.sh
 1456 09:01:36.781551  lkdtm:SOFTLOCKUP.sh
 1457 09:01:36.781963  lkdtm:HARDLOCKUP.sh
 1458 09:01:36.782898  lkdtm:SPINLOCKUP.sh
 1459 09:01:36.783294  lkdtm:HUNG_TASK.sh
 1460 09:01:36.783803  lkdtm:EXEC_DATA.sh
 1461 09:01:36.784229  lkdtm:EXEC_STACK.sh
 1462 09:01:36.784642  lkdtm:EXEC_KMALLOC.sh
 1463 09:01:36.785051  lkdtm:EXEC_VMALLOC.sh
 1464 09:01:36.785550  lkdtm:EXEC_RODATA.sh
 1465 09:01:36.785970  lkdtm:EXEC_USERSPACE.sh
 1466 09:01:36.786410  lkdtm:EXEC_NULL.sh
 1467 09:01:36.786885  lkdtm:ACCESS_USERSPACE.sh
 1468 09:01:36.787317  lkdtm:ACCESS_NULL.sh
 1469 09:01:36.787728  lkdtm:WRITE_RO.sh
 1470 09:01:36.788132  lkdtm:WRITE_RO_AFTER_INIT.sh
 1471 09:01:36.821858  lkdtm:WRITE_KERN.sh
 1472 09:01:36.822428  lkdtm:REFCOUNT_INC_OVERFLOW.sh
 1473 09:01:36.822975  lkdtm:REFCOUNT_ADD_OVERFLOW.sh
 1474 09:01:36.823443  lkdtm:REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 1475 09:01:36.823878  lkdtm:REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 1476 09:01:36.824314  lkdtm:REFCOUNT_DEC_ZERO.sh
 1477 09:01:36.825183  lkdtm:REFCOUNT_DEC_NEGATIVE.sh
 1478 09:01:36.825596  lkdtm:REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 1479 09:01:36.826088  lkdtm:REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 1480 09:01:36.826563  lkdtm:REFCOUNT_INC_ZERO.sh
 1481 09:01:36.827007  lkdtm:REFCOUNT_ADD_ZERO.sh
 1482 09:01:36.827425  lkdtm:REFCOUNT_INC_SATURATED.sh
 1483 09:01:36.827833  lkdtm:REFCOUNT_DEC_SATURATED.sh
 1484 09:01:36.828343  lkdtm:REFCOUNT_ADD_SATURATED.sh
 1485 09:01:36.828723  lkdtm:REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 1486 09:01:36.865027  lkdtm:REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 1487 09:01:36.865560  lkdtm:REFCOUNT_DEC_AND_TEST_SATURATED.sh
 1488 09:01:36.866061  lkdtm:REFCOUNT_SUB_AND_TEST_SATURATED.sh
 1489 09:01:36.866855  lkdtm:REFCOUNT_TIMING.sh
 1490 09:01:36.867253  lkdtm:ATOMIC_TIMING.sh
 1491 09:01:36.867687  lkdtm:USERCOPY_HEAP_SIZE_TO.sh
 1492 09:01:36.868111  lkdtm:USERCOPY_HEAP_SIZE_FROM.sh
 1493 09:01:36.868545  lkdtm:USERCOPY_HEAP_WHITELIST_TO.sh
 1494 09:01:36.868967  lkdtm:USERCOPY_HEAP_WHITELIST_FROM.sh
 1495 09:01:36.869379  lkdtm:USERCOPY_STACK_FRAME_TO.sh
 1496 09:01:36.869787  lkdtm:USERCOPY_STACK_FRAME_FROM.sh
 1497 09:01:36.870251  lkdtm:USERCOPY_STACK_BEYOND.sh
 1498 09:01:36.870664  lkdtm:USERCOPY_KERNEL.sh
 1499 09:01:36.871170  lkdtm:STACKLEAK_ERASING.sh
 1500 09:01:36.885461  lkdtm:CFI_FORWARD_PROTO.sh
 1501 09:01:36.885947  ===========End Tests to run ===============
 1502 09:01:36.888714  shardfile-lkdtm pass
 1503 09:01:39.590088  <12>[   85.057115] kselftest: Running tests in lkdtm
 1504 09:01:39.637863  TAP version 13
 1505 09:01:39.685880  1..70
 1506 09:01:39.733468  # selftests: lkdtm: PANIC.sh
 1507 09:01:40.596724  # Skipping PANIC: crashes entire system
 1508 09:01:40.628886  ok 1 selftests: lkdtm: PANIC.sh # SKIP
 1509 09:01:40.660557  # selftests: lkdtm: BUG.sh
 1510 09:01:41.118881  <6>[   86.553810] lkdtm: Performing direct entry BUG
 1511 09:01:41.119138  <4>[   86.558943] ------------[ cut here ]------------
 1512 09:01:41.119307  <2>[   86.563859] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1513 09:01:41.119674  <0>[   86.569656] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
 1514 09:01:41.119854  <4>[   86.576729] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1515 09:01:41.122102  <4>[   86.586487] CPU: 4 PID: 666 Comm: cat Tainted: G        W         5.10.209-cip44 #1
 1516 09:01:41.162266  <4>[   86.594425] Hardware name: ARM Juno development board (r0) (DT)
 1517 09:01:41.162511  <4>[   86.600627] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1518 09:01:41.162644  <4>[   86.606919] pc : lkdtm_BUG+0x8/0x10
 1519 09:01:41.162991  <4>[   86.610684] lr : lkdtm_do_action+0x24/0x40
 1520 09:01:41.163264  <4>[   86.615052] sp : ffff80001471bd10
 1521 09:01:41.163504  <4>[   86.618637] x29: ffff80001471bd10 x28: ffff000803b1b100 
 1522 09:01:41.163655  <4>[   86.624239] x27: 0000000000000000 x26: 0000000000000000 
 1523 09:01:41.163871  <4>[   86.629839] x25: ffff800011508b20 x24: ffff80001471be20 
 1524 09:01:41.165522  <4>[   86.635440] x23: 0000000000000004 x22: ffff0008059cf000 
 1525 09:01:41.205695  <4>[   86.641041] x21: ffff800011a249e8 x20: ffff800011508b30 
 1526 09:01:41.205995  <4>[   86.646641] x19: 0000000000000001 x18: ffff800012b04370 
 1527 09:01:41.206216  <4>[   86.652242] x17: 0000000000000000 x16: 0000000000000000 
 1528 09:01:41.206407  <4>[   86.657842] x15: 0000000000000028 x14: 0000000000044820 
 1529 09:01:41.206595  <4>[   86.663442] x13: 0000000000000001 x12: 00000000ff68abfb 
 1530 09:01:41.207030  <4>[   86.669043] x11: ffff000803b1b988 x10: ffff800013133000 
 1531 09:01:41.207229  <4>[   86.674643] x9 : ffff800010a038d4 x8 : 0000000000000000 
 1532 09:01:41.249064  <4>[   86.680244] x7 : ffff800012a1d000 x6 : ffff8000125a5000 
 1533 09:01:41.249366  <4>[   86.685844] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1534 09:01:41.249561  <4>[   86.691444] x3 : 0000000000000000 x2 : 0000000000000000 
 1535 09:01:41.249989  <4>[   86.697044] x1 : ffff000803b1b100 x0 : ffff800010a03f80 
 1536 09:01:41.250202  <4>[   86.702645] Call trace:
 1537 09:01:41.250390  <4>[   86.705365]  lkdtm_BUG+0x8/0x10
 1538 09:01:41.250575  <4>[   86.708781]  direct_entry+0xd0/0x140
 1539 09:01:41.250759  <4>[   86.712633]  full_proxy_write+0x68/0xbc
 1540 09:01:41.250941  <4>[   86.716745]  vfs_write+0xec/0x20c
 1541 09:01:41.252310  <4>[   86.720335]  ksys_write+0x70/0x100
 1542 09:01:41.292425  <4>[   86.724010]  __arm64_sys_write+0x24/0x30
 1543 09:01:41.292745  <4>[   86.728212]  el0_svc_common.constprop.0+0x84/0x1e0
 1544 09:01:41.292951  <4>[   86.733280]  do_el0_svc+0x2c/0xa4
 1545 09:01:41.293143  <4>[   86.736870]  el0_svc+0x20/0x30
 1546 09:01:41.293332  <4>[   86.740196]  el0_sync_handler+0xb0/0xb4
 1547 09:01:41.293766  <4>[   86.744307]  el0_sync+0x180/0x1c0
 1548 09:01:41.294013  <0>[   86.747901] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1549 09:01:41.294232  <4>[   86.754279] ---[ end trace 5458e9bd597c2e8a ]---
 1550 09:01:41.294413  <6>[   86.759173] note: cat[666] exited with preempt_count 1
 1551 09:01:41.335705  <3>[   86.764590] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1552 09:01:41.336003  <3>[   86.773749] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 666, name: cat
 1553 09:01:41.336211  <4>[   86.781687] INFO: lockdep is turned off.
 1554 09:01:41.336643  <4>[   86.785883] irq event stamp: 1802
 1555 09:01:41.336831  <4>[   86.789479] hardirqs last  enabled at (1801): [<ffff8000112701dc>] _raw_spin_unlock_irq+0x4c/0xa0
 1556 09:01:41.337021  <4>[   86.798640] hardirqs last disabled at (1802): [<ffff800011261a34>] el1_dbg+0x24/0x50
 1557 09:01:41.379095  <4>[   86.806669] softirqs last  enabled at (1796): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1558 09:01:41.379396  <4>[   86.815311] softirqs last disabled at (1791): [<ffff8000100a7784>] __irq_exit_rcu+0x174/0x1a0
 1559 09:01:41.379842  <4>[   86.824126] CPU: 4 PID: 666 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1560 09:01:41.380059  <4>[   86.832064] Hardware name: ARM Juno development board (r0) (DT)
 1561 09:01:41.380242  <4>[   86.838261] Call trace:
 1562 09:01:41.380417  <4>[   86.840981]  dump_backtrace+0x0/0x200
 1563 09:01:41.380587  <4>[   86.844918]  show_stack+0x20/0x30
 1564 09:01:41.380758  <4>[   86.848511]  dump_stack+0x110/0x160
 1565 09:01:41.382332  <4>[   86.852276]  ___might_sleep+0x140/0x210
 1566 09:01:41.422563  <4>[   86.856388]  __might_sleep+0x5c/0x94
 1567 09:01:41.422844  <4>[   86.860241]  exit_signals+0x34/0x250
 1568 09:01:41.423026  <4>[   86.864092]  do_exit+0xd0/0xb10
 1569 09:01:41.423201  <4>[   86.867509]  make_task_dead+0x5c/0x90
 1570 09:01:41.423372  <4>[   86.871446]  die+0x22c/0x26c
 1571 09:01:41.423540  <4>[   86.874600]  bug_handler+0x58/0x80
 1572 09:01:41.423712  <4>[   86.878278]  call_break_hook+0x70/0x84
 1573 09:01:41.423881  <4>[   86.882304]  brk_handler+0x24/0x64
 1574 09:01:41.424050  <4>[   86.885983]  do_debug_exception+0xd4/0x150
 1575 09:01:41.424470  <4>[   86.890356]  el1_dbg+0x34/0x50
 1576 09:01:41.425704  <4>[   86.893684]  el1_sync_handler+0xc8/0xe4
 1577 09:01:41.425918  <4>[   86.897796]  el1_sync+0x88/0x140
 1578 09:01:41.467436  <4>[   86.901300]  lkdtm_BUG+0x8/0x10
 1579 09:01:41.467698  <4>[   86.904717]  direct_entry+0xd0/0x140
 1580 09:01:41.467876  <4>[   86.908569]  full_proxy_write+0x68/0xbc
 1581 09:01:41.468132  <4>[   86.912682]  vfs_write+0xec/0x20c
 1582 09:01:41.468331  <4>[   86.916272]  ksys_write+0x70/0x100
 1583 09:01:41.468503  <4>[   86.919950]  __arm64_sys_write+0x24/0x30
 1584 09:01:41.468636  <4>[   86.924151]  el0_svc_common.constprop.0+0x84/0x1e0
 1585 09:01:41.468996  <4>[   86.929222]  do_el0_svc+0x2c/0xa4
 1586 09:01:41.469137  <4>[   86.932811]  el0_svc+0x20/0x30
 1587 09:01:41.469257  <4>[   86.936140]  el0_sync_handler+0xb0/0xb4
 1588 09:01:41.470611  <4>[   86.940252]  el0_sync+0x180/0x1c0
 1589 09:01:41.510828  <4>[   86.945258] ------------[ cut here ]------------
 1590 09:01:41.511126  <4>[   86.950171] WARNING: CPU: 4 PID: 0 at kernel/rcu/tree.c:625 rcu_eqs_enter.constprop.0+0xfc/0x150
 1591 09:01:41.511555  <4>[   86.959246] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1592 09:01:41.511747  <4>[   86.969010] CPU: 4 PID: 0 Comm: swapper/4 Tainted: G      D W         5.10.209-cip44 #1
 1593 09:01:41.511980  <4>[   86.977297] Hardware name: ARM Juno development board (r0) (DT)
 1594 09:01:41.514075  <4>[   86.983508] pstate: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1595 09:01:41.554313  <4>[   86.989803] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1596 09:01:41.554582  <4>[   86.995153] lr : rcu_idle_enter+0x24/0xf4
 1597 09:01:41.554753  <4>[   86.999442] sp : ffff800013673e90
 1598 09:01:41.554895  <4>[   87.003030] x29: ffff800013673e90 x28: 0000000000000000 
 1599 09:01:41.555025  <4>[   87.008641] x27: 0000000000000000 x26: 0000000000000000 
 1600 09:01:41.555145  <4>[   87.014246] x25: 0000000000000000 x24: 000000143e56f9f8 
 1601 09:01:41.555261  <4>[   87.019857] x23: 0000000000000000 x22: ffff000806a82080 
 1602 09:01:41.557450  <4>[   87.025461] x21: ffff00097efa41c0 x20: ffff800011df2400 
 1603 09:01:41.597692  <4>[   87.031065] x19: ffff00097efa6400 x18: 0000000000000000 
 1604 09:01:41.597944  <4>[   87.036666] x17: 0000000000000000 x16: 0000000000000000 
 1605 09:01:41.598132  <4>[   87.042267] x15: 0000000000000000 x14: 0000000000000000 
 1606 09:01:41.598276  <4>[   87.047873] x13: 00000000000003b3 x12: 071c71c71c71c71c 
 1607 09:01:41.598409  <4>[   87.053474] x11: 00000000000003b3 x10: ffff00097efa452c 
 1608 09:01:41.598530  <4>[   87.059075] x9 : ffff800010e399d0 x8 : 000000000000031d 
 1609 09:01:41.598646  <4>[   87.064676] x7 : ffff00097efa454c x6 : 00000001bcce27a6 
 1610 09:01:41.600847  <4>[   87.070277] x5 : 00ffffffffffffff x4 : 0000000000000015 
 1611 09:01:41.641097  <4>[   87.075878] x3 : 0000000004573bf0 x2 : 0000000000000004 
 1612 09:01:41.641349  <4>[   87.081479] x1 : 4000000000000002 x0 : 4000000000000000 
 1613 09:01:41.641518  <4>[   87.087080] Call trace:
 1614 09:01:41.641658  <4>[   87.089803]  rcu_eqs_enter.constprop.0+0xfc/0x150
 1615 09:01:41.641787  <4>[   87.094787]  rcu_idle_enter+0x24/0xf4
 1616 09:01:41.641907  <4>[   87.098727]  cpuidle_enter_state+0x22c/0x31c
 1617 09:01:41.642042  <4>[   87.103274]  cpuidle_enter+0x40/0x60
 1618 09:01:41.642167  <4>[   87.107127]  do_idle+0x240/0x2d0
 1619 09:01:41.642280  <4>[   87.110630]  cpu_startup_entry+0x2c/0x6c
 1620 09:01:41.644281  <4>[   87.114831]  secondary_start_kernel+0x14c/0x1a0
 1621 09:01:41.684396  <4>[   87.119636] irq event stamp: 209286
 1622 09:01:41.684673  <4>[   87.123404] hardirqs last  enabled at (209285): [<ffff80001017c79c>] tick_nohz_idle_exit+0x78/0x19c
 1623 09:01:41.684935  <4>[   87.132739] hardirqs last disabled at (209286): [<ffff80001126999c>] __schedule+0x35c/0x950
 1624 09:01:41.685395  <4>[   87.141382] softirqs last  enabled at (209282): [<ffff8000100a75ec>] _local_bh_enable+0x2c/0x50
 1625 09:01:41.685558  <4>[   87.150371] softirqs last disabled at (209281): [<ffff8000100a7b5c>] irq_enter_rcu+0x7c/0xa0
 1626 09:01:41.727815  <4>[   87.159094] ---[ end trace 5458e9bd597c2e8b ]---
 1627 09:01:41.728113  # Segmentation fault
 1628 09:01:41.728314  # [   86.553810] lkdtm: Performing direct entry BUG
 1629 09:01:41.728504  # [   86.558943] ------------[ cut here ]------------
 1630 09:01:41.728954  # [   86.563859] kernel BUG at drivers/misc/lkdtm/bugs.c:76!
 1631 09:01:41.729148  # [   86.569656] Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
 1632 09:01:41.729363  # [   86.576729] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1633 09:01:41.731019  # [   86.586487] CPU: 4 PID: 666 Comm: cat Tainted: G        W         5.10.209-cip44 #1
 1634 09:01:41.771053  # [   86.594425] Hardware name: ARM Juno development board (r0) (DT)
 1635 09:01:41.771360  # [   86.600627] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1636 09:01:41.771547  # [   86.606919] pc : lkdtm_BUG+0x8/0x10
 1637 09:01:41.771742  # [   86.610684] lr : lkdtm_do_action+0x24/0x40
 1638 09:01:41.771914  # [   86.615052] sp : ffff80001471bd10
 1639 09:01:41.772057  # [   86.618637] x29: ffff80001471bd10 x28: ffff000803b1b100 
 1640 09:01:41.772194  # [   86.624239] x27: 0000000000000000 x26: 0000000000000000 
 1641 09:01:41.772565  # [   86.629839] x25: ffff800011508b20 x24: ffff80001471be20 
 1642 09:01:41.814179  # [   86.635440] x23: 0000000000000004 x22: ffff0008059cf000 
 1643 09:01:41.814493  # [   86.641041] x21: ffff800011a249e8 x20: ffff800011508b30 
 1644 09:01:41.815003  # [   86.646641] x19: 0000000000000001 x18: ffff800012b04370 
 1645 09:01:41.815318  # [   86.652242] x17: 0000000000000000 x16: 0000000000000000 
 1646 09:01:41.815521  # [   86.657842] x15: 0000000000000028 x14: 0000000000044820 
 1647 09:01:41.815711  # [   86.663442] x13: 0000000000000001 x12: 00000000ff68abfb 
 1648 09:01:41.815939  # [   86.669043] x11: ffff000803b1b988 x10: ffff800013133000 
 1649 09:01:41.817516  # [   86.674643] x9 : ffff800010a038d4 x8 : 0000000000000000 
 1650 09:01:41.857301  # [   86.680244] x7 : ffff800012a1d000 x6 : ffff8000125a5000 
 1651 09:01:41.857559  # [   86.685844] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1652 09:01:41.857951  # [   86.691444] x3 : 0000000000000000 x2 : 0000000000000000 
 1653 09:01:41.858125  # [   86.697044] x1 : ffff000803b1b100 x0 : ffff800010a03f80 
 1654 09:01:41.858259  # [   86.702645] Call trace:
 1655 09:01:41.858455  # [   86.705365]  lkdtm_BUG+0x8/0x10
 1656 09:01:41.858650  # [   86.708781]  direct_entry+0xd0/0x140
 1657 09:01:41.858840  # [   86.712633]  full_proxy_write+0x68/0xbc
 1658 09:01:41.859021  # [   86.716745]  vfs_write+0xec/0x20c
 1659 09:01:41.859150  # [   86.720335]  ksys_write+0x70/0x100
 1660 09:01:41.860563  # [   86.724010]  __arm64_sys_write+0x24/0x30
 1661 09:01:41.900540  # [   86.728212]  el0_svc_common.constprop.0+0x84/0x1e0
 1662 09:01:41.900795  # [   86.733280]  do_el0_svc+0x2c/0xa4
 1663 09:01:41.900962  # [   86.736870]  el0_svc+0x20/0x30
 1664 09:01:41.901105  # [   86.740196]  el0_sync_handler+0xb0/0xb4
 1665 09:01:41.901244  # [   86.744307]  el0_sync+0x180/0x1c0
 1666 09:01:41.901593  # [   86.747901] Code: d503201f d503201f aa1e03e9 d503201f (d4210000) 
 1667 09:01:41.901723  # [   86.754279] ---[ end trace 5458e9bd597c2e8a ]---
 1668 09:01:41.901842  # [   86.759173] note: cat[666] exited with preempt_count 1
 1669 09:01:41.943722  # [   86.764590] BUG: sleeping function called from invalid context at include/linux/percpu-rwsem.h:49
 1670 09:01:41.943977  # [   86.773749] in_atomic(): 0, irqs_disabled(): 128, non_block: 0, pid: 666, name: cat
 1671 09:01:41.944142  # [   86.781687] INFO: lockdep is turned off.
 1672 09:01:41.944294  # [   86.785883] irq event stamp: 1802
 1673 09:01:41.944423  # [   86.789479] hardirqs last  enabled at (1801): [<ffff8000112701dc>] _raw_spin_unlock_irq+0x4c/0xa0
 1674 09:01:41.944783  # [   86.798640] hardirqs last disabled at (1802): [<ffff800011261a34>] el1_dbg+0x24/0x50
 1675 09:01:41.946910  # [   86.806669] softirqs last  enabled at (1796): [<ffff800010010988>] __do_softirq+0x4e8/0x568
 1676 09:01:41.986793  # [   86.815311] softirqs last disabled at (1791): [<ffff8000100a7784>] __irq_exit_rcu+0x174/0x1a0
 1677 09:01:41.987097  # [   86.824126] CPU: 4 PID: 666 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1678 09:01:41.987562  # [   86.832064] Hardware name: ARM Juno development board (r0) (DT)
 1679 09:01:41.987764  # [   86.838261] Call trace:
 1680 09:01:41.987981  # [   86.840981]  dump_backtrace+0x0/0x200
 1681 09:01:41.988159  # [   86.844918]  show_stack+0x20/0x30
 1682 09:01:41.988342  # [   86.848511]  dump_stack+0x110/0x160
 1683 09:01:41.990062  # [   86.852276]  ___might_sleep+0x140/0x210
 1684 09:01:41.990311  # [   86.856388]  __might_sleep+0x5c/0x94
 1685 09:01:42.030017  # [   86.860241]  exit_signals+0x34/0x250
 1686 09:01:42.030250  # [   86.864092]  do_exit+0xd0/0xb<6>[   87.469497] lkdtm: Performing direct entry WARNING
 1687 09:01:42.030423  10
 1688 09:01:42.030576  # [   86.867509]  make_task_<4>[   87.477394] ------------[ cut here ]------------
 1689 09:01:42.030723  dead+0x5c/0x90
 1690 09:01:42.031083  # [   86.871446]<4>[   87.484934] WARNING: CPU: 4 PID: 705 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1691 09:01:42.031215    die+0x22c/0x26c
 1692 09:01:42.033231  # [   86.8746<4>[   87.496404] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1693 09:01:42.073231  00]  bug_handler+0x58/0x80
 1694 09:01:42.073491  # [ <4>[   87.508857] CPU: 4 PID: 705 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1695 09:01:42.073697    86.878278]  call_break_hook+0x<4>[   87.519555] Hardware name: ARM Juno development board (r0) (DT)
 1696 09:01:42.073867  70/0x84
 1697 09:01:42.074271  # [   86.882304]  brk_h<4>[   87.528524] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1698 09:01:42.074419  andler+0x24/0x64
 1699 09:01:42.074572  # [   86.88598<4>[   87.537576] pc : lkdtm_WARNING+0x28/0x34
 1700 09:01:42.076467  3]  do_debug_exception+0xd4/0x15<4>[   87.544538] lr : lkdtm_do_action+0x24/0x40
 1701 09:01:42.076756  0
 1702 09:01:42.116398  # [   86.890356]  el1_dbg+0x3<4>[   87.551671] sp : ffff8000147cbd10
 1703 09:01:42.116662  4/0x50
 1704 09:01:42.116878  # [   86.893684]  el1_sy<4>[   87.558025] x29: ffff8000147cbd10 x28: ffff000802826200 
 1705 09:01:42.117047  nc_handler+0xc8/0xe4
 1706 09:01:42.117437  # [   86.8<4>[   87.566380] x27: 0000000000000000 x26: 0000000000000000 
 1707 09:01:42.117585  <4>[   87.574736] x25: ffff800011508b20 x24: ffff8000147cbe20 
 1708 09:01:42.117740  97796]  el1_sync+0x88/0x140
 1709 09:01:42.117890  # [<4>[   87.580337] x23: 0000000000000008 x22: ffff000805c67000 
 1710 09:01:42.159709     86.901300]  lkdtm_BUG+0x8/0x10<4>[   87.588692] x21: ffff800011a249f0 x20: ffff800011508b40 
 1711 09:01:42.160012  
 1712 09:01:42.160223  # [   86.904717]  direct_entry+<4>[   87.597135] x19: 0000000000000002 x18: 0000000000000000 
 1713 09:01:42.160442  0xd0/0x140
 1714 09:01:42.160641  # [   86.908569]  fu<4>[   87.605578] x17: 0000000000000000 x16: 0000000000000000 
 1715 09:01:42.160826  ll_proxy_write+0x68/0xbc
 1716 09:01:42.161008  # [   8<4>[   87.613957] x15: 0000000000000030 x14: ffffffffffffffff 
 1717 09:01:42.161191  6.912682]  vfs_write+0xec/0x20c<4>[   87.622399] x13: ffff8000947cba0a x12: ffff8000147cba12 
 1718 09:01:42.202844  # [   86.916272]  ksys_write+0x7<4>[   87.630778] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 1719 09:01:42.203108  0/0x100
 1720 09:01:42.203316  # [   86.919950]  __arm<4>[   87.639221] x9 : ffff800010a038d4 x8 : ffff8000125d44d0 
 1721 09:01:42.203487  64_sys_write+0x24/0x30
 1722 09:01:42.203882  # [   86.<4>[   87.647577] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 1723 09:01:42.204035  924151]  el0_svc_common.constprop<4>[   87.656021] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1724 09:01:42.204217  .0+0x84/0x1e0
 1725 09:01:42.204403  # [   86.929222]  <4>[   87.664466] x3 : 0000000000000000 x2 : 0000000000000000 
 1726 09:01:42.204584  do_el0_svc+0x2c/0xa4
 1727 09:01:42.206053  # [   86.93<4>[   87.672909] x1 : ffff8000134eb000 x0 : 0000000000000001 
 1728 09:01:42.245996  2811]  el0_svc+0x20/0x30
 1729 09:01:42.246260  # [   8<4>[   87.681353] Call trace:
 1730 09:01:42.246466  6.936140]  el0_sync_handler+0xb0/<4>[   87.686931]  lkdtm_WARNING+0x28/0x34
 1731 09:01:42.246639  0xb4
 1732 09:01:42.246798  # [   86.940252]  el0_sync+<4>[   87.693632]  direct_entry+0xd0/0x140
 1733 09:01:42.246952  0x180/0x1c0
 1734 09:01:42.247337  <4>[   87.700336]  full_proxy_write+0x68/0xbc
 1735 09:01:42.247478  # [   86.945258] ------------[ cu<4>[   87.705559]  vfs_write+0xec/0x20c
 1736 09:01:42.247626  t here ]------------
 1737 09:01:42.247767  <4>[   87.712000]  ksys_write+0x70/0x100
 1738 09:01:42.249203  # [   86.950171] WARNING: CPU: 4 <4>[   87.717571]  __arm64_sys_write+0x24/0x30
 1739 09:01:42.289414  PID: 0 at kernel/rcu/tree.c:625 r<4>[   87.724639]  el0_svc_common.constprop.0+0x84/0x1e0
 1740 09:01:42.289655  cu_eqs_enter.constprop.0+0xfc/0x1<4>[   87.732559]  do_el0_svc+0x2c/0xa4
 1741 09:01:42.289857  50
 1742 09:01:42.290038  # [   86.959246] Modules link<4>[   87.739001]  el0_svc+0x20/0x30
 1743 09:01:42.290198  ed in: fuse ip_tables x_tables td<4>[   87.745181]  el0_sync_handler+0xb0/0xb4
 1744 09:01:42.290349  a998x cec crct10dif_ce drm_kms_h<4>[   87.752145]  el0_sync+0x180/0x1c0
 1745 09:01:42.290496  elper drm smsc
 1746 09:01:42.292507  # [   86.969010] <4>[   87.758497] irq event stamp: 0
 1747 09:01:42.332371  CPU: 4 PID: 0 Comm: swapper/4 Tai<4>[   87.764683] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1748 09:01:42.332620  nted: G      D W         5.10.209<4>[   87.774086] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1749 09:01:42.332829  -cip44 #1
 1750 09:01:42.333248  # [   86.977297] Hardw<4>[   87.785398] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1751 09:01:42.333404  are name: ARM Juno development bo<4>[   87.796711] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1752 09:01:42.335545  ard (r0) (DT)
 1753 09:01:42.375496  # [   86.983508] p<4>[   87.806108] ---[ end trace 5458e9bd597c2e8c ]---
 1754 09:01:42.375793  state: 200003c5 (nzCv DAIF -PAN -UAO -TCO BTYPE=--)
 1755 09:01:42.375995  # [   86.989803] pc : rcu_eqs_enter.constprop.0+0xfc/0x150
 1756 09:01:42.376197  # [   86.995153] lr : rcu_idle_enter+0x24/0xf4
 1757 09:01:42.376393  # [   86.999442] sp : ffff800013673e90
 1758 09:01:42.376839  # [   87.003030] x29: ffff800013673e90 x28: 0000000000000000 
 1759 09:01:42.377037  # [   87.008641] x27: 0000000000000000 x26: 0000000000000000 
 1760 09:01:42.377213  # [   87.014246] x25: 0000000000000000 x24: 000000143e56f9f8 
 1761 09:01:42.378731  # [   87.019857] x23: 0000000000000000 x22: ffff000806a82080 
 1762 09:01:42.418640  # [   87.025461] x21: ffff00097efa41c0 x20: ffff800011df2400 
 1763 09:01:42.418873  # BUG: saw 'kernel BUG at': ok
 1764 09:01:42.419043  ok 2 selftests: lkdtm: BUG.sh
 1765 09:01:42.419191  # selftests: lkdtm: WARNING.sh
 1766 09:01:42.419335  # [   87.469497] lkdtm: Performing direct entry WARNING
 1767 09:01:42.419477  # [   87.477394] ------------[ cut here ]------------
 1768 09:01:42.419837  # [   87.484934] WARNING: CPU: 4 PID: 705 at drivers/misc/lkdtm/bugs.c:83 lkdtm_WARNING+0x28/0x34
 1769 09:01:42.421871  # [   87.496404] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1770 09:01:42.461818  # [   87.508857] CPU: 4 PID: 705 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1771 09:01:42.462118  # [   87.519555] Hardware name: ARM Juno development board (r0) (DT)
 1772 09:01:42.462569  # [   87.528524] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1773 09:01:42.462765  # [   87.537576] pc : lkdtm_WARNING+0x28/0x34
 1774 09:01:42.462958  # [   87.544538] lr : lkdtm_do_action+0x24/0x40
 1775 09:01:42.463167  # [   87.551671] sp : ffff8000147cbd10
 1776 09:01:42.463352  # [   87.558025] x29: ffff8000147cbd10 x28: ffff000802826200 
 1777 09:01:42.465082  # [   87.566380] x27: 0000000000000000 x26: 0000000000000000 
 1778 09:01:42.505010  # [   87.574736] x25: ffff800011508b20 x24: ffff8000147cbe20 
 1779 09:01:42.505308  # [   87.580337] x23: 0000000000000008 x22: ffff000805c67000 
 1780 09:01:42.505760  # [   87.588692] x21: ffff800011a249f0 x20: ffff800011508b40 
 1781 09:01:42.505926  # [   87.597135] x19: 0000000000000002 x18: 0000000000000000 
 1782 09:01:42.506105  # [   87.605578] x17: 0000000000000000 x16: 0000000000000000 
 1783 09:01:42.506262  # [   87.613957] x15: 0000000000000030 x14: ffffffffffffffff 
 1784 09:01:42.506410  # [   87.622399] x13: ffff8000947cba0a x12: ffff8000147cba12 
 1785 09:01:42.508346  # [   87.630778] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 1786 09:01:42.548095  # [   87.639221] x9 : ffff800010a038d4 x8 : ffff8000125d44d0 
 1787 09:01:42.548353  # [   87.647577] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 1788 09:01:42.548560  # [   87.656021] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 1789 09:01:42.548977  # [   87.664466] x3 : 0000000000000000 x2 : 0000000000000000 
 1790 09:01:42.549131  # [   87.672909] x1 : ffff8000134eb000 x0 : 0000000000000001 
 1791 09:01:42.549290  # [   87.681353] Call trace:
 1792 09:01:42.549438  # [   87.686931]  lkdtm_WARNING+0x28/0x34
 1793 09:01:42.549584  # [   87.693632]  direct_entry+0xd0/0x140
 1794 09:01:42.551358  # [   87.700336]  full_proxy_write+0x68/0xbc
 1795 09:01:42.551614  # [   87.705559]  vfs_write+0xec/0x20c
 1796 09:01:42.591264  # [   87.712000]  ksys_write+0x70/0x100
 1797 09:01:42.591514  # [   87.717571]  __arm64_sys_write+0x24/0x30
 1798 09:01:42.591718  # [   87.724639]  el0_svc_common.constprop.0+0x84/0x1e0
 1799 09:01:42.591884  # [   87.732559]  do_el0_svc+0x2c/0xa4
 1800 09:01:42.592088  # [   87.739001]  el0_svc+0x20/0x30
 1801 09:01:42.592287  # [   87.745181]  el0_sync_handler+0xb0/0xb4
 1802 09:01:42.592464  # [   87.752145]  el0_sync+0x180/0x1c0
 1803 09:01:42.592828  # [   87.758497] irq event stamp: 0
 1804 09:01:42.592964  # [   87.764683] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1805 09:01:42.633524  # [   87.774086] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1806 09:01:42.633882  # [   87.785398] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1807 09:01:42.634109  # [   87.796711] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1808 09:01:42.634306  # [   87.806108] ---[ end trace 5458e9bd597c2e8c ]---
 1809 09:01:42.634732  # WARNING: saw 'WARNING:': ok
 1810 09:01:42.634920  ok 3 selftests: lkdtm: WARNING.sh
 1811 09:01:42.636720  # selftests: lkdtm: WARNING_MESSAGE.sh
 1812 09:01:42.757206  <6>[   88.191957] lkdtm: Performing direct entry WARNING_MESSAGE
 1813 09:01:42.757598  <4>[   88.197790] ------------[ cut here ]------------
 1814 09:01:42.757743  <4>[   88.202746] Warning message trigger count: 2
 1815 09:01:42.757878  <4>[   88.207421] WARNING: CPU: 3 PID: 741 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1816 09:01:42.757995  <4>[   88.216846] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1817 09:01:42.760352  <4>[   88.226608] CPU: 3 PID: 741 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1818 09:01:42.800460  <4>[   88.234545] Hardware name: ARM Juno development board (r0) (DT)
 1819 09:01:42.800684  <4>[   88.240746] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1820 09:01:42.800810  <4>[   88.247039] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1821 09:01:42.800945  <4>[   88.251935] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1822 09:01:42.801057  <4>[   88.256825] sp : ffff80001487bd00
 1823 09:01:42.801382  <4>[   88.260411] x29: ffff80001487bd00 x28: ffff0008008fe200 
 1824 09:01:42.801504  <4>[   88.266012] x27: 0000000000000000 x26: 0000000000000000 
 1825 09:01:42.803659  <4>[   88.271613] x25: ffff800011508b20 x24: ffff80001487be20 
 1826 09:01:42.843836  <4>[   88.277214] x23: 0000000000000010 x22: ffff000803e8f000 
 1827 09:01:42.844095  <4>[   88.282814] x21: ffff800011a249f8 x20: ffff800011508b50 
 1828 09:01:42.844260  <4>[   88.288414] x19: 0000000000000003 x18: 0000000000000000 
 1829 09:01:42.844399  <4>[   88.294015] x17: 0000000000000000 x16: 0000000000000000 
 1830 09:01:42.844528  <4>[   88.299615] x15: 0000000000000030 x14: ffffffffffffffff 
 1831 09:01:42.844901  <4>[   88.305216] x13: ffff80009487b9aa x12: ffff80001487b9b2 
 1832 09:01:42.845049  <4>[   88.310816] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 1833 09:01:42.847058  <4>[   88.316417] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 1834 09:01:42.887245  <4>[   88.322017] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 1835 09:01:42.887504  <4>[   88.327618] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 1836 09:01:42.887711  <4>[   88.333218] x3 : 0000000000000000 x2 : 0000000000000000 
 1837 09:01:42.887879  <4>[   88.338818] x1 : 0000000000000000 x0 : ffff0008008fe200 
 1838 09:01:42.888035  <4>[   88.344419] Call trace:
 1839 09:01:42.888243  <4>[   88.347142]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1840 09:01:42.888440  <4>[   88.351688]  lkdtm_do_action+0x24/0x40
 1841 09:01:42.888865  <4>[   88.355712]  direct_entry+0xd0/0x140
 1842 09:01:42.890440  <4>[   88.359565]  full_proxy_write+0x68/0xbc
 1843 09:01:42.930605  <4>[   88.363678]  vfs_write+0xec/0x20c
 1844 09:01:42.930856  <4>[   88.367267]  ksys_write+0x70/0x100
 1845 09:01:42.931022  <4>[   88.370943]  __arm64_sys_write+0x24/0x30
 1846 09:01:42.931166  <4>[   88.375144]  el0_svc_common.constprop.0+0x84/0x1e0
 1847 09:01:42.931304  <4>[   88.380213]  do_el0_svc+0x2c/0xa4
 1848 09:01:42.931427  <4>[   88.383802]  el0_svc+0x20/0x30
 1849 09:01:42.931546  <4>[   88.387129]  el0_sync_handler+0xb0/0xb4
 1850 09:01:42.931908  <4>[   88.391240]  el0_sync+0x180/0x1c0
 1851 09:01:42.932043  <4>[   88.394826] irq event stamp: 0
 1852 09:01:42.932159  <4>[   88.398157] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1853 09:01:42.968173  <4>[   88.404709] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1854 09:01:42.968707  <4>[   88.413174] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1855 09:01:42.968893  <4>[   88.421635] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1856 09:01:42.971410  <4>[   88.428180] ---[ end trace 5458e9bd597c2e8d ]---
 1857 09:01:43.053714  # [   88.191957] lkdtm: Performing direct entry WARNING_MESSAGE
 1858 09:01:43.053936  # [   88.197790] ------------[ cut here ]------------
 1859 09:01:43.054084  # [   88.202746] Warning message trigger count: 2
 1860 09:01:43.054201  # [   88.207421] WARNING: CPU: 3 PID: 741 at drivers/misc/lkdtm/bugs.c:88 lkdtm_WARNING_MESSAGE+0x30/0x40
 1861 09:01:43.054531  # [   88.216846] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1862 09:01:43.057013  # [   88.226608] CPU: 3 PID: 741 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1863 09:01:43.096863  # [   88.234545] Hardware name: ARM Juno development board (r0) (DT)
 1864 09:01:43.097386  # [   88.240746] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1865 09:01:43.097545  # [   88.247039] pc : lkdtm_WARNING_MESSAGE+0x30/0x40
 1866 09:01:43.097699  # [   88.251935] lr : lkdtm_WARNING_MESSAGE+0x30/0x40
 1867 09:01:43.097841  # [   88.256825] sp : ffff80001487bd00
 1868 09:01:43.097980  # [   88.260411] x29: ffff80001487bd00 x28: ffff0008008fe200 
 1869 09:01:43.098132  # [   88.266012] x27: 0000000000000000 x26: 0000000000000000 
 1870 09:01:43.100191  # [   88.271613] x25: ffff800011508b20 x24: ffff80001487be20 
 1871 09:01:43.140056  # [   88.277214] x23: 0000000000000010 x22: ffff000803e8f000 
 1872 09:01:43.140364  # [   88.282814] x21: ffff800011a249f8 x20: ffff800011508b50 
 1873 09:01:43.140572  # [   88.288414] x19: 0000000000000003 x18: 0000000000000000 
 1874 09:01:43.140767  # [   88.294015] x17: 0000000000000000 x16: 0000000000000000 
 1875 09:01:43.141208  # [   88.299615] x15: 0000000000000030 x14: ffffffffffffffff 
 1876 09:01:43.141404  # [   88.305216] x13: ffff80009487b9aa x12: ffff80001487b9b2 
 1877 09:01:43.141598  # [   88.310816] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 1878 09:01:43.143255  # [   88.316417] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 1879 09:01:43.183232  # [   88.322017] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 1880 09:01:43.183531  # [   88.327618] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 1881 09:01:43.183739  # [   88.333218] x3 : 0000000000000000 x2 : 0000000000000000 
 1882 09:01:43.183937  # [   88.338818] x1 : 0000000000000000 x0 : ffff0008008fe200 
 1883 09:01:43.184130  # [   88.344419] Call trace:
 1884 09:01:43.184561  # [   88.347142]  lkdtm_WARNING_MESSAGE+0x30/0x40
 1885 09:01:43.184757  # [   88.351688]  lkdtm_do_action+0x24/0x40
 1886 09:01:43.184944  # [   88.355712]  direct_entry+0xd0/0x140
 1887 09:01:43.185126  # [   88.359565]  full_proxy_write+0x68/0xbc
 1888 09:01:43.186544  # [   88.363678]  vfs_write+0xec/0x20c
 1889 09:01:43.226407  # [   88.367267]  ksys_write+0x70/0x100
 1890 09:01:43.226667  # [   88.370943]  __arm64_sys_write+0x24/0x30
 1891 09:01:43.226872  # [   88.375144]  el0_svc_common.constprop.0+0x84/0x1e0
 1892 09:01:43.227044  # [   88.380213]  do_el0_svc+0x2c/0xa4
 1893 09:01:43.227204  # [   88.383802]  el0_svc+0x20/0x30
 1894 09:01:43.227355  # [   88.387129]  el0_sync_handler+0xb0/0xb4
 1895 09:01:43.227502  # [   88.391240]  el0_sync+0x180/0x1c0
 1896 09:01:43.227870  # [   88.394826] irq event stamp: 0
 1897 09:01:43.228009  # [   88.398157] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 1898 09:01:43.268886  # [   88.404709] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1899 09:01:43.269151  # [   88.413174] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 1900 09:01:43.269426  # [   88.421635] softirqs last disabled at (0): [<0000000000000000>] 0x0
 1901 09:01:43.269625  # [   88.428180] ---[ end trace 5458e9bd597c2e8d ]---
 1902 09:01:43.269842  # WARNING_MESSAGE: saw 'message trigger': ok
 1903 09:01:43.270049  ok 4 selftests: lkdtm: WARNING_MESSAGE.sh
 1904 09:01:43.271989  # selftests: lkdtm: EXCEPTION.sh
 1905 09:01:43.392811  <6>[   88.827556] lkdtm: Performing direct entry EXCEPTION
 1906 09:01:43.393051  <1>[   88.832956] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1907 09:01:43.393230  <1>[   88.842108] Mem abort info:
 1908 09:01:43.393395  <1>[   88.845445]   ESR = 0x96000044
 1909 09:01:43.393559  <1>[   88.848819]   EC = 0x25: DABT (current EL), IL = 32 bits
 1910 09:01:43.393704  <1>[   88.854424]   SET = 0, FnV = 0
 1911 09:01:43.393870  <1>[   88.857764]   EA = 0, S1PTW = 0
 1912 09:01:43.394036  <1>[   88.861190] Data abort info:
 1913 09:01:43.395963  <1>[   88.864355]   ISV = 0, ISS = 0x00000044
 1914 09:01:43.396243  <1>[   88.868489]   CM = 0, WnR = 1
 1915 09:01:43.436326  <1>[   88.871749] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884b8d000
 1916 09:01:43.436566  <1>[   88.878481] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1917 09:01:43.436801  <0>[   88.885586] Internal error: Oops: 0000000096000044 [#2] PREEMPT SMP
 1918 09:01:43.436967  <4>[   88.892130] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1919 09:01:43.437148  <4>[   88.901866] CPU: 1 PID: 774 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1920 09:01:43.479537  <4>[   88.909801] Hardware name: ARM Juno development board (r0) (DT)
 1921 09:01:43.479769  <4>[   88.916002] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1922 09:01:43.479897  <4>[   88.922295] pc : lkdtm_EXCEPTION+0x14/0x1c
 1923 09:01:43.480012  <4>[   88.926662] lr : lkdtm_do_action+0x24/0x40
 1924 09:01:43.480341  <4>[   88.931031] sp : ffff800014643d10
 1925 09:01:43.480468  <4>[   88.934619] x29: ffff800014643d10 x28: ffff000803b89880 
 1926 09:01:43.480579  <4>[   88.940216] x27: 0000000000000000 x26: 0000000000000000 
 1927 09:01:43.480686  <4>[   88.945816] x25: ffff800011508b20 x24: ffff800014643e20 
 1928 09:01:43.482799  <4>[   88.951409] x23: 000000000000000a x22: ffff0008041f2000 
 1929 09:01:43.522834  <4>[   88.957001] x21: ffff800011a24a08 x20: ffff800011508b60 
 1930 09:01:43.523136  <4>[   88.962592] x19: 0000000000000004 x18: 0000000000000000 
 1931 09:01:43.523341  <4>[   88.968183] x17: 0000000000000000 x16: 0000000000000000 
 1932 09:01:43.523781  <4>[   88.973775] x15: 0000000000000030 x14: ffffffffffffffff 
 1933 09:01:43.523998  <4>[   88.979367] x13: ffff800094643a0a x12: ffff800014643a12 
 1934 09:01:43.524181  <4>[   88.984958] x11: ffff8000125d4330 x10: 0000000000001440 
 1935 09:01:43.524354  <4>[   88.990550] x9 : ffff800010a038d4 x8 : 0000000000000000 
 1936 09:01:43.526047  <4>[   88.996141] x7 : 0000000000000000 x6 : ffff8000125a5000 
 1937 09:01:43.566198  <4>[   89.001732] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 1938 09:01:43.566424  <4>[   89.007324] x3 : 0000000000000000 x2 : 0000000000000000 
 1939 09:01:43.566553  <4>[   89.012916] x1 : ffff000803b89880 x0 : 0000000000000000 
 1940 09:01:43.566670  <4>[   89.018507] Call trace:
 1941 09:01:43.566780  <4>[   89.021221]  lkdtm_EXCEPTION+0x14/0x1c
 1942 09:01:43.566885  <4>[   89.025240]  direct_entry+0xd0/0x140
 1943 09:01:43.567212  <4>[   89.029085]  full_proxy_write+0x68/0xbc
 1944 09:01:43.567334  <4>[   89.033191]  vfs_write+0xec/0x20c
 1945 09:01:43.567439  <4>[   89.036775]  ksys_write+0x70/0x100
 1946 09:01:43.569452  <4>[   89.040445]  __arm64_sys_write+0x24/0x30
 1947 09:01:43.609476  <4>[   89.044639]  el0_svc_common.constprop.0+0x84/0x1e0
 1948 09:01:43.609740  <4>[   89.049701]  do_el0_svc+0x2c/0xa4
 1949 09:01:43.609948  <4>[   89.053285]  el0_svc+0x20/0x30
 1950 09:01:43.610129  <4>[   89.056607]  el0_sync_handler+0xb0/0xb4
 1951 09:01:43.610317  <4>[   89.060711]  el0_sync+0x180/0x1c0
 1952 09:01:43.610438  <0>[   89.064297] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 1953 09:01:43.611793  <4>[   89.070668] ---[ end trace 5458e9bd597c2e8e ]---
 1954 09:01:43.612075  # Segmentation fault
 1955 09:01:43.699743  # [   88.827556] lkdtm: Performing direct entry EXCEPTION
 1956 09:01:43.699969  # [   88.832956] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 1957 09:01:43.700101  # [   88.842108] Mem abort info:
 1958 09:01:43.700266  # [   88.845445]   ESR = 0x96000044
 1959 09:01:43.700411  # [   88.848819]   EC = 0x25: DABT (current EL), IL = 32 bits
 1960 09:01:43.700816  # [   88.854424]   SET = 0, FnV = 0
 1961 09:01:43.700973  # [   88.857764]   EA = 0, S1PTW = 0
 1962 09:01:43.701136  # [   88.861190] Data abort info:
 1963 09:01:43.701278  # [   88.864355]   ISV = 0, ISS = 0x00000044
 1964 09:01:43.702960  # [   88.868489]   CM = 0, WnR = 1
 1965 09:01:43.742854  # [   88.871749] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884b8d000
 1966 09:01:43.743315  # [   88.878481] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 1967 09:01:43.743460  # [   88.885586] Internal error: Oops: 0000000096000044 [#2] PREEMPT SMP
 1968 09:01:43.743578  # [   88.892130] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 1969 09:01:43.743690  # [   88.901866] CPU: 1 PID: 774 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 1970 09:01:43.746081  # [   88.909801] Hardware name: ARM Juno development board (r0) (DT)
 1971 09:01:43.786017  # [   88.916002] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 1972 09:01:43.786257  # [   88.922295] pc : lkdtm_EXCEPTION+0x14/0x1c
 1973 09:01:43.786440  # [   88.926662] lr : lkdtm_do_action+0x24/0x40
 1974 09:01:43.786813  # [   88.931031] sp : ffff800014643d10
 1975 09:01:43.786947  # [   88.934619] x29: ffff800014643d10 x28: ffff000803b89880 
 1976 09:01:43.787092  # [   88.940216] x27: 0000000000000000 x26: 0000000000000000 
 1977 09:01:43.787230  # [   88.945816] x25: ffff800011508b20 x24: ffff800014643e20 
 1978 09:01:43.789237  # [   88.951409] x23: 000000000000000a x22: ffff0008041f2000 
 1979 09:01:43.829138  # [   88.957001] x21: ffff800011a24a08 x20: ffff800011508b60 
 1980 09:01:43.829474  # [   88.962592] x19: 0000000000000004 x18: 0000000000000000 
 1981 09:01:43.829915  # [   88.968183] x17: 0000000000000000 x16: 0000000000000000 
 1982 09:01:43.830137  # [   88.973775] x15: 0000000000000030 x14: ffffffffffffffff 
 1983 09:01:43.830318  # [   88.979367] x13: ffff800094643a0a x12: ffff800014643a12 
 1984 09:01:43.830506  # [   88.984958] x11: ffff8000125d4330 x10: 0000000000001440 
 1985 09:01:43.830690  # [   88.990550] x9 : ffff800010a038d4 x8 : 0000000000000000 
 1986 09:01:43.832473  # [   88.996141] x7 : 0000000000000000 x6 : ffff8000125a5000 
 1987 09:01:43.872438  # [   89.001732] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 1988 09:01:43.872741  # [   89.007324] x3 : 0000000000000000 x2 : 0000000000000000 
 1989 09:01:43.873139  # [   89.012916] x1 : ffff000803b89880 x0 : 0000000000000000 
 1990 09:01:43.873280  # [   89.018507] Call trace:
 1991 09:01:43.873427  # [   89.021221]  lkdtm_EXCEPTION+0x14/0x1c
 1992 09:01:43.873568  # [   89.025240]  direct_entry+0xd0/0x140
 1993 09:01:43.873706  # [   89.029085]  full_proxy_write+0x68/0xbc
 1994 09:01:43.873842  # [   89.033191]  vfs_write+0xec/0x20c
 1995 09:01:43.873977  # [   89.036775]  ksys_write+0x70/0x100
 1996 09:01:43.874129  # [   89.040445]  __arm64_sys_write+0x24/0x30
 1997 09:01:43.920273  # [   89.044639]  el0_svc_common.constprop.0+0x84/0x1e0
 1998 09:01:43.920503  # [   89.049701]  do_el0_svc+0x2c/0xa4
 1999 09:01:43.920683  # [   89.053285]  el0_svc+0x20/0x30
 2000 09:01:43.920858  # [   89.056607]  el0_sync_handler+0xb0/0xb4
 2001 09:01:43.921005  # [   89.060711]  el0_sync+0x180/0x1c0
 2002 09:01:43.921178  # [   89.064297] Code: d503201f d2800000 d503233f d50323bf (b900001f) 
 2003 09:01:43.921323  # [   89.070668] ---[ end trace 5458e9bd597c2e8e ]---
 2004 09:01:43.921702  # EXCEPTION: saw 'call trace:': ok
 2005 09:01:43.921841  ok 5 selftests: lkdtm: EXCEPTION.sh
 2006 09:01:43.923454  # selftests: lkdtm: LOOP.sh
 2007 09:01:43.923630  # Skipping LOOP: Hangs the system
 2008 09:01:43.939306  ok 6 selftests: lkdtm: LOOP.sh # SKIP
 2009 09:01:43.955265  # selftests: lkdtm: EXHAUST_STACK.sh
 2010 09:01:44.131170  # Skipping EXHAUST_STACK: Corrupts memory on failure
 2011 09:01:44.147126  ok 7 selftests: lkdtm: EXHAUST_STACK.sh # SKIP
 2012 09:01:44.179146  # selftests: lkdtm: CORRUPT_STACK.sh
 2013 09:01:44.354912  # Skipping CORRUPT_STACK: Crashes entire system on success
 2014 09:01:44.370870  ok 8 selftests: lkdtm: CORRUPT_STACK.sh # SKIP
 2015 09:01:44.386845  # selftests: lkdtm: CORRUPT_STACK_STRONG.sh
 2016 09:01:44.571735  # Skipping CORRUPT_STACK_STRONG: Crashes entire system on success
 2017 09:01:44.587686  ok 9 selftests: lkdtm: CORRUPT_STACK_STRONG.sh # SKIP
 2018 09:01:44.603715  # selftests: lkdtm: CORRUPT_LIST_ADD.sh
 2019 09:01:44.882379  <6>[   90.329415] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2020 09:01:44.882608  <6>[   90.335331] lkdtm: attempting good list addition
 2021 09:01:44.882995  <6>[   90.340287] lkdtm: attempting corrupted list addition
 2022 09:01:44.885521  <3>[   90.345665] lkdtm: list_add() corruption not detected!
 2023 09:01:44.974280  # [   90.329415] lkdtm: Performing direct entry CORRUPT_LIST_ADD
 2024 09:01:44.974574  # [   90.335331] lkdtm: attempting good list addition
 2025 09:01:44.974998  # [   90.340287] lkdtm: attempting corrupted list addition
 2026 09:01:44.975187  # [   90.345665] lkdtm: list_add() corruption not detected!
 2027 09:01:44.977444  # CORRUPT_LIST_ADD: missing 'list_add corruption': [FAIL]
 2028 09:01:45.009324  not ok 10 selftests: lkdtm: CORRUPT_LIST_ADD.sh # exit=1
 2029 09:01:45.025298  # selftests: lkdtm: CORRUPT_LIST_DEL.sh
 2030 09:01:45.309980  <6>[   90.754410] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2031 09:01:45.310346  <6>[   90.760328] lkdtm: attempting good list removal
 2032 09:01:45.310790  <6>[   90.765239] lkdtm: attempting corrupted list removal
 2033 09:01:45.313189  <3>[   90.770533] lkdtm: list_del() corruption not detected!
 2034 09:01:45.389901  # [   90.754410] lkdtm: Performing direct entry CORRUPT_LIST_DEL
 2035 09:01:45.390213  # [   90.760328] lkdtm: attempting good list removal
 2036 09:01:45.390461  # [   90.765239] lkdtm: attempting corrupted list removal
 2037 09:01:45.390900  # [   90.770533] lkdtm: list_del() corruption not detected!
 2038 09:01:45.393032  # CORRUPT_LIST_DEL: missing 'list_del corruption': [FAIL]
 2039 09:01:45.424977  not ok 11 selftests: lkdtm: CORRUPT_LIST_DEL.sh # exit=1
 2040 09:01:45.456943  # selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2041 09:01:45.721319  <6>[   91.156157] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2042 09:01:45.721807  <6>[   91.162759] lkdtm: attempting bad read from page below current stack
 2043 09:01:45.721967  <1>[   91.169470] Unable to handle kernel paging request at virtual address ffff800014d77fff
 2044 09:01:45.722149  <1>[   91.177803] Mem abort info:
 2045 09:01:45.722294  <1>[   91.180924]   ESR = 0x96000007
 2046 09:01:45.722433  <1>[   91.184273]   EC = 0x25: DABT (current EL), IL = 32 bits
 2047 09:01:45.722571  <1>[   91.189886]   SET = 0, FnV = 0
 2048 09:01:45.724663  <1>[   91.193224]   EA = 0, S1PTW = 0
 2049 09:01:45.724932  <1>[   91.196651] Data abort info:
 2050 09:01:45.764738  <1>[   91.199820]   ISV = 0, ISS = 0x00000007
 2051 09:01:45.765299  <1>[   91.203942]   CM = 0, WnR = 0
 2052 09:01:45.765477  <1>[   91.207183] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2053 09:01:45.765646  <1>[   91.214183] [ffff800014d77fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000884b8d003, pte=0000000000000000
 2054 09:01:45.765822  <0>[   91.227059] Internal error: Oops: 0000000096000007 [#3] PREEMPT SMP
 2055 09:01:45.768169  <4>[   91.233605] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2056 09:01:45.808125  <4>[   91.243335] CPU: 2 PID: 1016 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2057 09:01:45.808590  <4>[   91.251362] Hardware name: ARM Juno development board (r0) (DT)
 2058 09:01:45.808891  <4>[   91.257561] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2059 09:01:45.809047  <4>[   91.263849] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2060 09:01:45.809240  <4>[   91.269521] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2061 09:01:45.809367  <4>[   91.275189] sp : ffff800014d7bce0
 2062 09:01:45.811240  <4>[   91.278772] x29: ffff800014d7bce0 x28: ffff000800b9b100 
 2063 09:01:45.851460  <4>[   91.284370] x27: 0000000000000000 x26: 0000000000000000 
 2064 09:01:45.851754  <4>[   91.289965] x25: ffff800011508b20 x24: ffff800014d7be20 
 2065 09:01:45.851967  <4>[   91.295562] x23: 0000000000000019 x22: ffff00080406b000 
 2066 09:01:45.852163  <4>[   91.301154] x21: ffff800011a24a88 x20: ffff800011508bd0 
 2067 09:01:45.852594  <4>[   91.306746] x19: ffff800014d78000 x18: 0000000000000000 
 2068 09:01:45.852792  <4>[   91.312337] x17: 0000000000000000 x16: 0000000000000000 
 2069 09:01:45.852988  <4>[   91.317929] x15: 0000000000000030 x14: ffffffffffffffff 
 2070 09:01:45.854665  <4>[   91.323520] x13: ffff800094d7b9ca x12: ffff800014d7b9d2 
 2071 09:01:45.894985  <4>[   91.329112] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2072 09:01:45.895387  <4>[   91.334703] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2073 09:01:45.895563  <4>[   91.340295] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2074 09:01:45.895716  <4>[   91.345887] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2075 09:01:45.895862  <4>[   91.351478] x3 : 0000000000000000 x2 : 0000000000000000 
 2076 09:01:45.896004  <4>[   91.357070] x1 : ffff000800b9b100 x0 : ffff800011a25548 
 2077 09:01:45.896142  <4>[   91.362661] Call trace:
 2078 09:01:45.898042  <4>[   91.365375]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2079 09:01:45.938097  <4>[   91.370701]  lkdtm_do_action+0x24/0x40
 2080 09:01:45.938326  <4>[   91.374720]  direct_entry+0xd0/0x140
 2081 09:01:45.938499  <4>[   91.378566]  full_proxy_write+0x68/0xbc
 2082 09:01:45.938655  <4>[   91.382673]  vfs_write+0xec/0x20c
 2083 09:01:45.938811  <4>[   91.386256]  ksys_write+0x70/0x100
 2084 09:01:45.938955  <4>[   91.389926]  __arm64_sys_write+0x24/0x30
 2085 09:01:45.939321  <4>[   91.394120]  el0_svc_common.constprop.0+0x84/0x1e0
 2086 09:01:45.939451  <4>[   91.399183]  do_el0_svc+0x2c/0xa4
 2087 09:01:45.939592  <4>[   91.402765]  el0_svc+0x20/0x30
 2088 09:01:45.939729  <4>[   91.406086]  el0_sync_handler+0xb0/0xb4
 2089 09:01:45.941262  <4>[   91.410191]  el0_sync+0x180/0x1c0
 2090 09:01:45.959318  <0>[   91.413777] Code: 91142000 97ffe0a1 f0003e60 91152000 (385ff261) 
 2091 09:01:45.962474  <4>[   91.420148] ---[ end trace 5458e9bd597c2e8f ]---
 2092 09:01:45.962780  # Segmentation fault
 2093 09:01:46.053710  # [   91.156157] lkdtm: Performing direct entry STACK_GUARD_PAGE_LEADING
 2094 09:01:46.053950  # [   91.162759] lkdtm: attempting bad read from page below current stack
 2095 09:01:46.054153  # [   91.169470] Unable to handle kernel paging request at virtual address ffff800014d77fff
 2096 09:01:46.054527  # [   91.177803] Mem abort info:
 2097 09:01:46.054659  # [   91.180924]   ESR = 0x96000007
 2098 09:01:46.054803  # [   91.184273]   EC = 0x25: DABT (current EL), IL = 32 bits
 2099 09:01:46.054945  # [   91.189886]   SET = 0, FnV = 0
 2100 09:01:46.056926  # [   91.193224]   EA = 0, S1PTW = 0
 2101 09:01:46.057188  # [   91.196651] Data abort info:
 2102 09:01:46.096855  # [   91.199820]   ISV = 0, ISS = 0x00000007
 2103 09:01:46.097118  # [   91.203942]   CM = 0, WnR = 0
 2104 09:01:46.097319  # [   91.207183] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2105 09:01:46.097736  # [   91.214183] [ffff800014d77fff] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000884b8d003, pte=0000000000000000
 2106 09:01:46.097897  # [   91.227059] Internal error: Oops: 0000000096000007 [#3] PREEMPT SMP
 2107 09:01:46.100064  # [   91.233605] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2108 09:01:46.140013  # [   91.243335] CPU: 2 PID: 1016 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2109 09:01:46.140276  # [   91.251362] Hardware name: ARM Juno development board (r0) (DT)
 2110 09:01:46.140740  # [   91.257561] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2111 09:01:46.140960  # [   91.263849] pc : lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2112 09:01:46.141133  # [   91.269521] lr : lkdtm_STACK_GUARD_PAGE_LEADING+0x2c/0x58
 2113 09:01:46.141292  # [   91.275189] sp : ffff800014d7bce0
 2114 09:01:46.141443  # [   91.278772] x29: ffff800014d7bce0 x28: ffff000800b9b100 
 2115 09:01:46.183128  # [   91.284370] x27: 0000000000000000 x26: 0000000000000000 
 2116 09:01:46.183386  # [   91.289965] x25: ffff800011508b20 x24: ffff800014d7be20 
 2117 09:01:46.183591  # [   91.295562] x23: 0000000000000019 x22: ffff00080406b000 
 2118 09:01:46.183760  # [   91.301154] x21: ffff800011a24a88 x20: ffff800011508bd0 
 2119 09:01:46.183921  # [   91.306746] x19: ffff800014d78000 x18: 0000000000000000 
 2120 09:01:46.184323  # [   91.312337] x17: 0000000000000000 x16: 0000000000000000 
 2121 09:01:46.184480  # [   91.317929] x15: 0000000000000030 x14: ffffffffffffffff 
 2122 09:01:46.186285  # [   91.323520] x13: ffff800094d7b9ca x12: ffff800014d7b9d2 
 2123 09:01:46.226317  # [   91.329112] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2124 09:01:46.226574  # [   91.334703] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2125 09:01:46.226779  # [   91.340295] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2126 09:01:46.226947  # [   91.345887] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2127 09:01:46.227100  # [   91.351478] x3 : 0000000000000000 x2 : 0000000000000000 
 2128 09:01:46.227482  # [   91.357070] x1 : ffff000800b9b100 x0 : ffff800011a25548 
 2129 09:01:46.227637  # [   91.362661] Call trace:
 2130 09:01:46.227795  # [   91.365375]  lkdtm_STACK_GUARD_PAGE_LEADING+0x34/0x58
 2131 09:01:46.229511  # [   91.370701]  lkdtm_do_action+0x24/0x40
 2132 09:01:46.269447  # [   91.374720]  direct_entry+0xd0/0x140
 2133 09:01:46.269702  # [   91.378566]  full_proxy_write+0x68/0xbc
 2134 09:01:46.269905  # [   91.382673]  vfs_write+0xec/0x20c
 2135 09:01:46.270101  # [   91.386256]  ksys_write+0x70/0x100
 2136 09:01:46.270260  # [   91.389926]  __arm64_sys_write+0x24/0x30
 2137 09:01:46.270421  # [   91.394120]  el0_svc_common.constprop.0+0x84/0x1e0
 2138 09:01:46.270570  # [   91.399183]  do_el0_svc+0x2c/0xa4
 2139 09:01:46.270714  # [   91.402765]  el0_svc+0x20/0x30
 2140 09:01:46.270855  # [   91.406086]  el0_sync_handler+0xb0/0xb4
 2141 09:01:46.271239  # [   91.410191]  el0_sync+0x180/0x1c0
 2142 09:01:46.272641  # [   91.413777] Code: 91142000 97ffe0a1 f0003e60 91152000 (385ff261) 
 2143 09:01:46.300963  # [   91.420148] ---[ end trace 5458e9bd597c2e8f ]---
 2144 09:01:46.301190  # STACK_GUARD_PAGE_LEADING: saw 'call trace:': ok
 2145 09:01:46.301359  ok 12 selftests: lkdtm: STACK_GUARD_PAGE_LEADING.sh
 2146 09:01:46.304080  # selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2147 09:01:46.377325  <6>[   91.812108] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2148 09:01:46.377619  <6>[   91.818805] lkdtm: attempting bad read from page above current stack
 2149 09:01:46.377866  <1>[   91.825577] Unable to handle kernel paging request at virtual address ffff800014e4c000
 2150 09:01:46.378301  <1>[   91.833855] Mem abort info:
 2151 09:01:46.378470  <1>[   91.837241]   ESR = 0x96000007
 2152 09:01:46.378607  <1>[   91.840680]   EC = 0x25: DABT (current EL), IL = 32 bits
 2153 09:01:46.378754  <1>[   91.846318]   SET = 0, FnV = 0
 2154 09:01:46.380516  <1>[   91.849665]   EA = 0, S1PTW = 0
 2155 09:01:46.380693  <1>[   91.853093] Data abort info:
 2156 09:01:46.420874  <1>[   91.856270]   ISV = 0, ISS = 0x00000007
 2157 09:01:46.421394  <1>[   91.860401]   CM = 0, WnR = 0
 2158 09:01:46.421604  <1>[   91.863703] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2159 09:01:46.421771  <1>[   91.870719] [ffff800014e4c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880bb6003, pte=0000000000000000
 2160 09:01:46.421908  <0>[   91.883657] Internal error: Oops: 0000000096000007 [#4] PREEMPT SMP
 2161 09:01:46.464297  <4>[   91.890204] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2162 09:01:46.464573  <4>[   91.899935] CPU: 1 PID: 1063 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2163 09:01:46.464765  <4>[   91.907960] Hardware name: ARM Juno development board (r0) (DT)
 2164 09:01:46.464939  <4>[   91.914156] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2165 09:01:46.465082  <4>[   91.920442] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2166 09:01:46.465214  <4>[   91.926202] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2167 09:01:46.465351  <4>[   91.931963] sp : ffff800014e4bce0
 2168 09:01:46.467443  <4>[   91.935549] x29: ffff800014e4bce0 x28: ffff000800c4b100 
 2169 09:01:46.507581  <4>[   91.941146] x27: 0000000000000000 x26: 0000000000000000 
 2170 09:01:46.507898  <4>[   91.946739] x25: ffff800011508b20 x24: ffff800014e4be20 
 2171 09:01:46.508100  <4>[   91.952331] x23: 000000000000001a x22: ffff000800d13000 
 2172 09:01:46.508509  <4>[   91.957923] x21: ffff800011a24aa8 x20: ffff800011508be0 
 2173 09:01:46.508688  <4>[   91.963515] x19: ffff800014e4c000 x18: 0000000000000000 
 2174 09:01:46.508851  <4>[   91.969106] x17: 0000000000000000 x16: 0000000000000000 
 2175 09:01:46.509011  <4>[   91.974698] x15: 0000000000000030 x14: ffffffffffffffff 
 2176 09:01:46.510867  <4>[   91.980289] x13: ffff800094e4b9ca x12: ffff800014e4b9d2 
 2177 09:01:46.550924  <4>[   91.985880] x11: ffff8000125d4330 x10: 0000000000001440 
 2178 09:01:46.551142  <4>[   91.991472] x9 : ffff80001012bee4 x8 : 0000000000000000 
 2179 09:01:46.551273  <4>[   91.997063] x7 : 0000000000000000 x6 : ffff8000125a5000 
 2180 09:01:46.551383  <4>[   92.002654] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2181 09:01:46.551487  <4>[   92.008246] x3 : 0000000000000000 x2 : 0000000000000000 
 2182 09:01:46.551807  <4>[   92.013837] x1 : ffff000800c4b100 x0 : ffff800011a255c0 
 2183 09:01:46.552043  <4>[   92.019429] Call trace:
 2184 09:01:46.554233  <4>[   92.022143]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2185 09:01:46.594295  <4>[   92.027556]  lkdtm_do_action+0x24/0x40
 2186 09:01:46.594599  <4>[   92.031574]  direct_entry+0xd0/0x140
 2187 09:01:46.594776  <4>[   92.035420]  full_proxy_write+0x68/0xbc
 2188 09:01:46.594942  <4>[   92.039526]  vfs_write+0xec/0x20c
 2189 09:01:46.595104  <4>[   92.043109]  ksys_write+0x70/0x100
 2190 09:01:46.595264  <4>[   92.046778]  __arm64_sys_write+0x24/0x30
 2191 09:01:46.595677  <4>[   92.050972]  el0_svc_common.constprop.0+0x84/0x1e0
 2192 09:01:46.595876  <4>[   92.056035]  do_el0_svc+0x2c/0xa4
 2193 09:01:46.596057  <4>[   92.059617]  el0_svc+0x20/0x30
 2194 09:01:46.596243  <4>[   92.062937]  el0_sync_handler+0xb0/0xb4
 2195 09:01:46.597559  <4>[   92.067042]  el0_sync+0x180/0x1c0
 2196 09:01:46.614755  <0>[   92.070629] Code: 97ffe08b 91401273 f0003e60 91170000 (39400261) 
 2197 09:01:46.617862  <4>[   92.076999] ---[ end trace 5458e9bd597c2e90 ]---
 2198 09:01:46.618209  # Segmentation fault
 2199 09:01:46.737787  # [   91.812108] lkdtm: Performing direct entry STACK_GUARD_PAGE_TRAILING
 2200 09:01:46.738366  # [   91.818805] lkdtm: attempting bad read from page above current stack
 2201 09:01:46.738574  # [   91.825577] Unable to handle kernel paging request at virtual address ffff800014e4c000
 2202 09:01:46.738780  # [   91.833855] Mem abort info:
 2203 09:01:46.738966  # [   91.837241]   ESR = 0x96000007
 2204 09:01:46.739145  # [   91.840680]   EC = 0x25: DABT (current EL), IL = 32 bits
 2205 09:01:46.739321  # [   91.846318]   SET = 0, FnV = 0
 2206 09:01:46.739506  # [   91.849665]   EA = 0, S1PTW = 0
 2207 09:01:46.741026  # [   91.853093] Data abort info:
 2208 09:01:46.780975  # [   91.856270]   ISV = 0, ISS = 0x00000007
 2209 09:01:46.781211  # [   91.860401]   CM = 0, WnR = 0
 2210 09:01:46.781382  # [   91.863703] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2211 09:01:46.781795  # [   91.870719] [ffff800014e4c000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880bb6003, pte=0000000000000000
 2212 09:01:46.782050  # [   91.883657] Internal error: Oops: 0000000096000007 [#4] PREEMPT SMP
 2213 09:01:46.784206  # [   91.890204] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2214 09:01:46.824145  # [   91.899935] CPU: 1 PID: 1063 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2215 09:01:46.824370  # [   91.907960] Hardware name: ARM Juno development board (r0) (DT)
 2216 09:01:46.824499  # [   91.914156] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2217 09:01:46.824693  # [   91.920442] pc : lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2218 09:01:46.825217  # [   91.926202] lr : lkdtm_STACK_GUARD_PAGE_TRAILING+0x2c/0x5c
 2219 09:01:46.825365  # [   91.931963] sp : ffff800014e4bce0
 2220 09:01:46.825481  # [   91.935549] x29: ffff800014e4bce0 x28: ffff000800c4b100 
 2221 09:01:46.867263  # [   91.941146] x27: 0000000000000000 x26: 0000000000000000 
 2222 09:01:46.867496  # [   91.946739] x25: ffff800011508b20 x24: ffff800014e4be20 
 2223 09:01:46.867660  # [   91.952331] x23: 000000000000001a x22: ffff000800d13000 
 2224 09:01:46.867781  # [   91.957923] x21: ffff800011a24aa8 x20: ffff800011508be0 
 2225 09:01:46.868115  # [   91.963515] x19: ffff800014e4c000 x18: 0000000000000000 
 2226 09:01:46.868236  # [   91.969106] x17: 0000000000000000 x16: 0000000000000000 
 2227 09:01:46.868345  # [   91.974698] x15: 0000000000000030 x14: ffffffffffffffff 
 2228 09:01:46.870512  # [   91.980289] x13: ffff800094e4b9ca x12: ffff800014e4b9d2 
 2229 09:01:46.910529  # [   91.985880] x11: ffff8000125d4330 x10: 0000000000001440 
 2230 09:01:46.910793  # [   91.991472] x9 : ffff80001012bee4 x8 : 0000000000000000 
 2231 09:01:46.911007  # [   91.997063] x7 : 0000000000000000 x6 : ffff8000125a5000 
 2232 09:01:46.911231  # [   92.002654] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2233 09:01:46.911440  # [   92.008246] x3 : 0000000000000000 x2 : 0000000000000000 
 2234 09:01:46.911626  # [   92.013837] x1 : ffff000800c4b100 x0 : ffff800011a255c0 
 2235 09:01:46.911777  # [   92.019429] Call trace:
 2236 09:01:46.912150  # [   92.022143]  lkdtm_STACK_GUARD_PAGE_TRAILING+0x38/0x5c
 2237 09:01:46.913702  # [   92.027556]  lkdtm_do_action+0x24/0x40
 2238 09:01:46.953658  # [   92.031574]  direct_entry+0xd0/0x140
 2239 09:01:46.953917  # [   92.035420]  full_proxy_write+0x68/0xbc
 2240 09:01:46.954148  # [   92.039526]  vfs_write+0xec/0x20c
 2241 09:01:46.954357  # [   92.043109]  ksys_write+0x70/0x100
 2242 09:01:46.954531  # [   92.046778]  __arm64_sys_write+0x24/0x30
 2243 09:01:46.954685  # [   92.050972]  el0_svc_common.constprop.0+0x84/0x1e0
 2244 09:01:46.954830  # [   92.056035]  do_el0_svc+0x2c/0xa4
 2245 09:01:46.955207  # [   92.059617]  el0_svc+0x20/0x30
 2246 09:01:46.955355  # [   92.062937]  el0_sync_handler+0xb0/0xb4
 2247 09:01:46.955512  # [   92.067042]  el0_sync+0x180/0x1c0
 2248 09:01:46.956814  # [   92.070629] Code: 97ffe08b 91401273 f0003e60 91170000 (39400261) 
 2249 09:01:46.985338  # [   92.076999] ---[ end trace 5458e9bd597c2e90 ]---
 2250 09:01:46.985592  # STACK_GUARD_PAGE_TRAILING: saw 'call trace:': ok
 2251 09:01:46.988472  ok 13 selftests: lkdtm: STACK_GUARD_PAGE_TRAILING.sh
 2252 09:01:46.988690  # selftests: lkdtm: UNSET_SMEP.sh
 2253 09:01:47.055312  <6>[   92.512950] lkdtm: Performing direct entry UNSET_SMEP
 2254 09:01:47.058431  <3>[   92.518340] lkdtm: XFAIL: this test is x86_64-only
 2255 09:01:47.126176  # [   92.512950] lkdtm: Performing direct entry UNSET_SMEP
 2256 09:01:47.129281  # [   92.518340] lkdtm: XFAIL: this test is x86_64-only
 2257 09:01:47.145269  # UNSET_SMEP: saw 'XFAIL': [SKIP]
 2258 09:01:47.177207  ok 14 selftests: lkdtm: UNSET_SMEP.sh # SKIP
 2259 09:01:47.209186  # selftests: lkdtm: DOUBLE_FAULT.sh
 2260 09:01:47.450891  <6>[   92.907875] lkdtm: Performing direct entry DOUBLE_FAULT
 2261 09:01:47.454033  <3>[   92.913431] lkdtm: XFAIL: this test is ia32-only
 2262 09:01:47.535825  # [   92.907875] lkdtm: Performing direct entry DOUBLE_FAULT
 2263 09:01:47.538919  # [   92.913431] lkdtm: XFAIL: this test is ia32-only
 2264 09:01:47.554912  # DOUBLE_FAULT: saw 'XFAIL': [SKIP]
 2265 09:01:47.586867  ok 15 selftests: lkdtm: DOUBLE_FAULT.sh # SKIP
 2266 09:01:47.602843  # selftests: lkdtm: CORRUPT_PAC.sh
 2267 09:01:47.844561  <6>[   93.298250] lkdtm: Performing direct entry CORRUPT_PAC
 2268 09:01:47.847689  <3>[   93.303739] lkdtm: FAIL: CPU lacks pointer authentication feature
 2269 09:01:47.918403  # [   93.298250] lkdtm: Performing direct entry CORRUPT_PAC
 2270 09:01:47.921509  # [   93.303739] lkdtm: FAIL: CPU lacks pointer authentication feature
 2271 09:01:47.937562  # CORRUPT_PAC: missing 'call trace:': [FAIL]
 2272 09:01:47.969464  not ok 16 selftests: lkdtm: CORRUPT_PAC.sh # exit=1
 2273 09:01:47.985488  # selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh
 2274 09:01:48.243233  <6>[   93.696246] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2275 09:01:48.246365  <3>[   93.703020] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2276 09:01:48.328087  # [   93.696246] lkdtm: Performing direct entry UNALIGNED_LOAD_STORE_WRITE
 2277 09:01:48.331308  # [   93.703020] lkdtm: XFAIL: arch has CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
 2278 09:01:48.347086  # UNALIGNED_LOAD_STORE_WRITE: saw 'XFAIL': [SKIP]
 2279 09:01:48.385066  ok 17 selftests: lkdtm: UNALIGNED_LOAD_STORE_WRITE.sh # SKIP
 2280 09:01:48.401085  # selftests: lkdtm: OVERWRITE_ALLOCATION.sh
 2281 09:01:48.576963  # Skipping OVERWRITE_ALLOCATION: Corrupts memory on failure
 2282 09:01:48.592885  ok 18 selftests: lkdtm: OVERWRITE_ALLOCATION.sh # SKIP
 2283 09:01:48.608895  # selftests: lkdtm: WRITE_AFTER_FREE.sh
 2284 09:01:48.784680  # Skipping WRITE_AFTER_FREE: Corrupts memory on failure
 2285 09:01:48.800643  ok 19 selftests: lkdtm: WRITE_AFTER_FREE.sh # SKIP
 2286 09:01:48.816661  # selftests: lkdtm: READ_AFTER_FREE.sh
 2287 09:01:49.077375  <6>[   94.524100] lkdtm: Performing direct entry READ_AFTER_FREE
 2288 09:01:49.077634  <6>[   94.529919] lkdtm: Value in memory before free: 12345678
 2289 09:01:49.080508  <6>[   94.535571] lkdtm: Attempting bad read from freed memory
 2290 09:01:49.080729  <6>[   94.541211] lkdtm: Memory was not poisoned
 2291 09:01:49.176284  # [   94.524100] lkdtm: Performing direct entry READ_AFTER_FREE
 2292 09:01:49.176517  # [   94.529919] lkdtm: Value in memory before free: 12345678
 2293 09:01:49.176688  # [   94.535571] lkdtm: Attempting bad read from freed memory
 2294 09:01:49.177058  # [   94.541211] lkdtm: Memory was not poisoned
 2295 09:01:49.179449  # READ_AFTER_FREE: missing 'call trace:': [FAIL]
 2296 09:01:49.211254  not ok 20 selftests: lkdtm: READ_AFTER_FREE.sh # exit=1
 2297 09:01:49.227263  # selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh
 2298 09:01:49.403012  # Skipping WRITE_BUDDY_AFTER_FREE: Corrupts memory on failure
 2299 09:01:49.419049  ok 21 selftests: lkdtm: WRITE_BUDDY_AFTER_FREE.sh # SKIP
 2300 09:01:49.435011  # selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh
 2301 09:01:49.701602  <6>[   95.143194] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2302 09:01:49.702074  <6>[   95.149561] lkdtm: Value in memory before free: 12345678
 2303 09:01:49.704772  <6>[   95.155215] lkdtm: Attempting to read from freed memory
 2304 09:01:49.705040  <6>[   95.160766] lkdtm: Buddy page was not poisoned
 2305 09:01:49.780662  # [   95.143194] lkdtm: Performing direct entry READ_BUDDY_AFTER_FREE
 2306 09:01:49.780971  # [   95.149561] lkdtm: Value in memory before free: 12345678
 2307 09:01:49.781479  # [   95.155215] lkdtm: Attempting to read from freed memory
 2308 09:01:49.781690  # [   95.160766] lkdtm: Buddy page was not poisoned
 2309 09:01:49.783879  # READ_BUDDY_AFTER_FREE: missing 'call trace:': [FAIL]
 2310 09:01:49.886512  not ok 22 selftests: lkdtm: READ_BUDDY_AFTER_FREE.sh # exit=1
 2311 09:01:49.902521  # selftests: lkdtm: SLAB_FREE_DOUBLE.sh
 2312 09:01:50.480057  <6>[   95.928825] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2313 09:01:50.480345  <6>[   95.934839] lkdtm: Attempting double slab free ...
 2314 09:01:50.545890  # [   95.928825] lkdtm: Performing direct entry SLAB_FREE_DOUBLE
 2315 09:01:50.548990  # [   95.934839] lkdtm: Attempting double slab free ...
 2316 09:01:50.564957  # SLAB_FREE_DOUBLE: missing 'call trace:': [FAIL]
 2317 09:01:50.596902  not ok 23 selftests: lkdtm: SLAB_FREE_DOUBLE.sh # exit=1
 2318 09:01:50.612884  # selftests: lkdtm: SLAB_FREE_CROSS.sh
 2319 09:01:50.870592  <6>[   96.325841] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2320 09:01:50.873711  <6>[   96.331699] lkdtm: Attempting cross-cache slab free ...
 2321 09:01:50.948572  # [   96.325841] lkdtm: Performing direct entry SLAB_FREE_CROSS
 2322 09:01:50.948858  # [   96.331699] lkdtm: Attempting cross-cache slab free ...
 2323 09:01:50.964565  # SLAB_FREE_CROSS: missing 'call trace:': [FAIL]
 2324 09:01:50.996452  not ok 24 selftests: lkdtm: SLAB_FREE_CROSS.sh # exit=1
 2325 09:01:51.012436  # selftests: lkdtm: SLAB_FREE_PAGE.sh
 2326 09:01:51.269175  <6>[   96.718600] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2327 09:01:51.269396  <6>[   96.724369] lkdtm: Attempting non-Slab slab free ...
 2328 09:01:51.339083  # [   96.718600] lkdtm: Performing direct entry SLAB_FREE_PAGE
 2329 09:01:51.342184  # [   96.724369] lkdtm: Attempting non-Slab slab free ...
 2330 09:01:51.358162  # SLAB_FREE_PAGE: missing 'call trace:': [FAIL]
 2331 09:01:51.406090  not ok 25 selftests: lkdtm: SLAB_FREE_PAGE.sh # exit=1
 2332 09:01:51.422108  # selftests: lkdtm: SOFTLOCKUP.sh
 2333 09:01:51.597947  # Skipping SOFTLOCKUP: Hangs the system
 2334 09:01:51.613932  ok 26 selftests: lkdtm: SOFTLOCKUP.sh # SKIP
 2335 09:01:51.629930  # selftests: lkdtm: HARDLOCKUP.sh
 2336 09:01:51.821689  # Skipping HARDLOCKUP: Hangs the system
 2337 09:01:51.837708  ok 27 selftests: lkdtm: HARDLOCKUP.sh # SKIP
 2338 09:01:51.853663  # selftests: lkdtm: SPINLOCKUP.sh
 2339 09:01:52.013521  # Skipping SPINLOCKUP: Hangs the system
 2340 09:01:52.029543  ok 28 selftests: lkdtm: SPINLOCKUP.sh # SKIP
 2341 09:01:52.061546  # selftests: lkdtm: HUNG_TASK.sh
 2342 09:01:52.221331  # Skipping HUNG_TASK: Hangs the system
 2343 09:01:52.253393  ok 29 selftests: lkdtm: HUNG_TASK.sh # SKIP
 2344 09:01:52.269281  # selftests: lkdtm: EXEC_DATA.sh
 2345 09:01:52.551601  <6>[   97.982660] lkdtm: Performing direct entry EXEC_DATA
 2346 09:01:52.551896  <6>[   97.987981] lkdtm: attempting ok execution at ffff800010a04810
 2347 09:01:52.552414  <6>[   97.994333] lkdtm: attempting bad execution at ffff8000134eb7b0
 2348 09:01:52.552622  <1>[   98.000592] Unable to handle kernel execute from non-executable memory at virtual address ffff8000134eb7b0
 2349 09:01:52.552806  <1>[   98.010646] Mem abort info:
 2350 09:01:52.553042  <1>[   98.015443]   ESR = 0x8600000f
 2351 09:01:52.553227  <1>[   98.018780]   EC = 0x21: IABT (current EL), IL = 32 bits
 2352 09:01:52.554985  <1>[   98.024402]   SET = 0, FnV = 0
 2353 09:01:52.595136  <1>[   98.027743]   EA = 0, S1PTW = 0
 2354 09:01:52.595460  <1>[   98.031162] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2355 09:01:52.595894  <1>[   98.038166] [ffff8000134eb7b0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=00780000836eb703
 2356 09:01:52.596155  <0>[   98.051054] Internal error: Oops: 000000008600000f [#5] PREEMPT SMP
 2357 09:01:52.596391  <4>[   98.057601] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2358 09:01:52.638344  <4>[   98.067335] CPU: 2 PID: 1637 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2359 09:01:52.638636  <4>[   98.075359] Hardware name: ARM Juno development board (r0) (DT)
 2360 09:01:52.638826  <4>[   98.081555] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2361 09:01:52.639250  <4>[   98.087842] pc : data_area+0x0/0x40
 2362 09:01:52.639442  <4>[   98.091602] lr : execute_location+0x84/0xa4
 2363 09:01:52.639617  <4>[   98.096066] sp : ffff80001587bcd0
 2364 09:01:52.639792  <4>[   98.099651] x29: ffff80001587bcd0 x28: ffff000805c44980 
 2365 09:01:52.639967  <4>[   98.105253] x27: 0000000000000000 x26: 0000000000000000 
 2366 09:01:52.641546  <4>[   98.110845] x25: ffff800011508b20 x24: ffff80001587be20 
 2367 09:01:52.681763  <4>[   98.116437] x23: 000000000000000a x22: ffff000803ed1000 
 2368 09:01:52.682079  <4>[   98.122031] x21: 0000000000000001 x20: ffff800010a04810 
 2369 09:01:52.682283  <4>[   98.127622] x19: ffff8000134eb7b0 x18: 0000000000000000 
 2370 09:01:52.682710  <4>[   98.133214] x17: 0000000000000000 x16: 0000000000000000 
 2371 09:01:52.682899  <4>[   98.138805] x15: 0000000000000030 x14: ffffffffffffffff 
 2372 09:01:52.683082  <4>[   98.144397] x13: ffff80009587b9ba x12: ffff80001587b9c2 
 2373 09:01:52.683258  <4>[   98.149989] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2374 09:01:52.725242  <4>[   98.155581] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2375 09:01:52.725891  <4>[   98.161172] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2376 09:01:52.726402  <4>[   98.166764] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2377 09:01:52.726605  <4>[   98.172355] x3 : 0000000000000000 x2 : 0000000000000000 
 2378 09:01:52.727049  <4>[   98.177947] x1 : ffff000805c44980 x0 : 0000000000000033 
 2379 09:01:52.727475  <4>[   98.183538] Call trace:
 2380 09:01:52.727761  <4>[   98.186253]  data_area+0x0/0x40
 2381 09:01:52.728011  <4>[   98.189663]  lkdtm_EXEC_DATA+0x24/0x30
 2382 09:01:52.728266  <4>[   98.193683]  lkdtm_do_action+0x24/0x40
 2383 09:01:52.728908  <4>[   98.197701]  direct_entry+0xd0/0x140
 2384 09:01:52.768429  <4>[   98.201547]  full_proxy_write+0x68/0xbc
 2385 09:01:52.768718  <4>[   98.205653]  vfs_write+0xec/0x20c
 2386 09:01:52.769127  <4>[   98.209236]  ksys_write+0x70/0x100
 2387 09:01:52.769281  <4>[   98.212905]  __arm64_sys_write+0x24/0x30
 2388 09:01:52.769436  <4>[   98.217099]  el0_svc_common.constprop.0+0x84/0x1e0
 2389 09:01:52.769580  <4>[   98.222162]  do_el0_svc+0x2c/0xa4
 2390 09:01:52.769721  <4>[   98.225745]  el0_svc+0x20/0x30
 2391 09:01:52.769866  <4>[   98.229066]  el0_sync_handler+0xb0/0xb4
 2392 09:01:52.770015  <4>[   98.233170]  el0_sync+0x180/0x1c0
 2393 09:01:52.771850  <0>[   98.236756] Code: 067a1800 ffff0008 067a1900 ffff0008 (aa1e03e9) 
 2394 09:01:52.786795  <4>[   98.243126] ---[ end trace 5458e9bd597c2e91 ]---
 2395 09:01:52.787032  # Segmentation fault
 2396 09:01:52.884833  # [   97.982660] lkdtm: Performing direct entry EXEC_DATA
 2397 09:01:52.885308  # [   97.987981] lkdtm: attempting ok execution at ffff800010a04810
 2398 09:01:52.885979  # [   97.994333] lkdtm: attempting bad execution at ffff8000134eb7b0
 2399 09:01:52.886341  # [   98.000592] Unable to handle kernel execute from non-executable memory at virtual address ffff8000134eb7b0
 2400 09:01:52.886621  # [   98.010646] Mem abort info:
 2401 09:01:52.886804  # [   98.015443]   ESR = 0x8600000f
 2402 09:01:52.887104  # [   98.018780]   EC = 0x21: IABT (current EL), IL = 32 bits
 2403 09:01:52.888046  # [   98.024402]   SET = 0, FnV = 0
 2404 09:01:52.928010  # [   98.027743]   EA = 0, S1PTW = 0
 2405 09:01:52.928451  # [   98.031162] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2406 09:01:52.929027  # [   98.038166] [ffff8000134eb7b0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffff9003, pte=00780000836eb703
 2407 09:01:52.929312  # [   98.051054] Internal error: Oops: 000000008600000f [#5] PREEMPT SMP
 2408 09:01:52.929589  # [   98.057601] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2409 09:01:52.971321  # [   98.067335] CPU: 2 PID: 1637 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2410 09:01:52.971673  # [   98.075359] Hardware name: ARM Juno development board (r0) (DT)
 2411 09:01:52.971966  # [   98.081555] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2412 09:01:52.972188  # [   98.087842] pc : data_area+0x0/0x40
 2413 09:01:52.972473  # [   98.091602] lr : execute_location+0x84/0xa4
 2414 09:01:52.972703  # [   98.096066] sp : ffff80001587bcd0
 2415 09:01:52.972948  # [   98.099651] x29: ffff80001587bcd0 x28: ffff000805c44980 
 2416 09:01:52.973129  # [   98.105253] x27: 0000000000000000 x26: 0000000000000000 
 2417 09:01:52.974489  # [   98.110845] x25: ffff800011508b20 x24: ffff80001587be20 
 2418 09:01:53.014419  # [   98.116437] x23: 000000000000000a x22: ffff000803ed1000 
 2419 09:01:53.014707  # [   98.122031] x21: 0000000000000001 x20: ffff800010a04810 
 2420 09:01:53.014918  # [   98.127622] x19: ffff8000134eb7b0 x18: 0000000000000000 
 2421 09:01:53.015073  # [   98.133214] x17: 0000000000000000 x16: 0000000000000000 
 2422 09:01:53.015184  # [   98.138805] x15: 0000000000000030 x14: ffffffffffffffff 
 2423 09:01:53.015563  # [   98.144397] x13: ffff80009587b9ba x12: ffff80001587b9c2 
 2424 09:01:53.015731  # [   98.149989] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2425 09:01:53.057570  # [   98.155581] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2426 09:01:53.057797  # [   98.161172] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2427 09:01:53.057966  # [   98.166764] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 2428 09:01:53.058126  # [   98.172355] x3 : 0000000000000000 x2 : 0000000000000000 
 2429 09:01:53.058269  # [   98.177947] x1 : ffff000805c44980 x0 : 0000000000000033 
 2430 09:01:53.058409  # [   98.183538] Call trace:
 2431 09:01:53.058546  # [   98.186253]  data_area+0x0/0x40
 2432 09:01:53.058683  # [   98.189663]  lkdtm_EXEC_DATA+0x24/0x30
 2433 09:01:53.058815  # [   98.193683]  lkdtm_do_action+0x24/0x40
 2434 09:01:53.060674  # [   98.197701]  direct_entry+0xd0/0x140
 2435 09:01:53.100612  # [   98.201547]  full_proxy_write+0x68/0xbc
 2436 09:01:53.100850  # [   98.205653]  vfs_write+0xec/0x20c
 2437 09:01:53.101018  # [   98.209236]  ksys_write+0x70/0x100
 2438 09:01:53.101200  # [   98.212905]  __arm64_sys_write+0x24/0x30
 2439 09:01:53.101347  # [   98.217099]  el0_svc_common.constprop.0+0x84/0x1e0
 2440 09:01:53.101715  # [   98.222162]  do_el0_svc+0x2c/0xa4
 2441 09:01:53.101850  # [   98.225745]  el0_svc+0x20/0x30
 2442 09:01:53.102048  # [   98.229066]  el0_sync_handler+0xb0/0xb4
 2443 09:01:53.102188  # [   98.233170]  el0_sync+0x180/0x1c0
 2444 09:01:53.102320  # [   98.236756] Code: 067a1800 ffff0008 067a1900 ffff0008 (aa1e03e9) 
 2445 09:01:53.103873  # [   98.243126] ---[ end trace 5458e9bd597c2e91 ]---
 2446 09:01:53.121460  # EXEC_DATA: saw 'call trace:': ok
 2447 09:01:53.121683  ok 30 selftests: lkdtm: EXEC_DATA.sh
 2448 09:01:53.124607  # selftests: lkdtm: EXEC_STACK.sh
 2449 09:01:53.219800  <6>[   98.654359] lkdtm: Performing direct entry EXEC_STACK
 2450 09:01:53.220131  <6>[   98.659767] lkdtm: attempting ok execution at ffff800010a04810
 2451 09:01:53.220374  <6>[   98.666106] lkdtm: attempting bad execution at ffff800015923cc8
 2452 09:01:53.220572  <1>[   98.672362] Unable to handle kernel execute from non-executable memory at virtual address ffff800015923cc8
 2453 09:01:53.220784  <1>[   98.682412] Mem abort info:
 2454 09:01:53.220935  <1>[   98.685638]   ESR = 0x8600000f
 2455 09:01:53.223024  <1>[   98.689021]   EC = 0x21: IABT (current EL), IL = 32 bits
 2456 09:01:53.223318  <1>[   98.694640]   SET = 0, FnV = 0
 2457 09:01:53.263134  <1>[   98.697981]   EA = 0, S1PTW = 0
 2458 09:01:53.263693  <1>[   98.701410] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2459 09:01:53.263922  <1>[   98.708411] [ffff800015923cc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880d0b003, pte=0068000884b42703
 2460 09:01:53.264090  <0>[   98.721322] Internal error: Oops: 000000008600000f [#6] PREEMPT SMP
 2461 09:01:53.264278  <4>[   98.727869] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2462 09:01:53.309690  <4>[   98.737602] CPU: 1 PID: 1680 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2463 09:01:53.309916  <4>[   98.745627] Hardware name: ARM Juno development board (r0) (DT)
 2464 09:01:53.310063  <4>[   98.751823] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2465 09:01:53.310181  <4>[   98.758106] pc : 0xffff800015923cc8
 2466 09:01:53.310291  <4>[   98.761867] lr : execute_location+0x84/0xa4
 2467 09:01:53.310398  <4>[   98.766319] sp : ffff800015923c80
 2468 09:01:53.310502  <4>[   98.769899] x29: ffff800015923c80 x28: ffff000800bf3100 
 2469 09:01:53.310605  <4>[   98.775499] x27: 0000000000000000 x26: 0000000000000000 
 2470 09:01:53.349846  <4>[   98.781099] x25: ffff800011508b20 x24: ffff800015923e20 
 2471 09:01:53.350085  <4>[   98.786696] x23: 000000000000000b x22: ffff000800b85000 
 2472 09:01:53.350214  <4>[   98.792288] x21: 0000000000000001 x20: ffff800010a04810 
 2473 09:01:53.350327  <4>[   98.797879] x19: ffff800015923cc8 x18: 0000000000000000 
 2474 09:01:53.350436  <4>[   98.803471] x17: 0000000000000000 x16: 0000000000000000 
 2475 09:01:53.350767  <4>[   98.809062] x15: 0000000000000030 x14: ffffffffffffffff 
 2476 09:01:53.350898  <4>[   98.814654] x13: ffff80009592396a x12: ffff800015923972 
 2477 09:01:53.353060  <4>[   98.820245] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2478 09:01:53.393159  <4>[   98.825837] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2479 09:01:53.393396  <4>[   98.831428] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2480 09:01:53.393567  <4>[   98.837019] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2481 09:01:53.393718  <4>[   98.842611] x3 : 0000000000000000 x2 : 0000000000000000 
 2482 09:01:53.394075  <4>[   98.848202] x1 : ffff000800bf3100 x0 : 0000000000000033 
 2483 09:01:53.394208  <4>[   98.853794] Call trace:
 2484 09:01:53.394352  <4>[   98.856507]  0xffff800015923cc8
 2485 09:01:53.394492  <4>[   98.859916]  lkdtm_EXEC_STACK+0x30/0x58
 2486 09:01:53.396360  <4>[   98.864023]  lkdtm_do_action+0x24/0x40
 2487 09:01:53.396611  <4>[   98.868042]  direct_entry+0xd0/0x140
 2488 09:01:53.436489  <4>[   98.871887]  full_proxy_write+0x68/0xbc
 2489 09:01:53.436721  <4>[   98.875993]  vfs_write+0xec/0x20c
 2490 09:01:53.436892  <4>[   98.879576]  ksys_write+0x70/0x100
 2491 09:01:53.437041  <4>[   98.883246]  __arm64_sys_write+0x24/0x30
 2492 09:01:53.437184  <4>[   98.887440]  el0_svc_common.constprop.0+0x84/0x1e0
 2493 09:01:53.437572  <4>[   98.892502]  do_el0_svc+0x2c/0xa4
 2494 09:01:53.437713  <4>[   98.896084]  el0_svc+0x20/0x30
 2495 09:01:53.437858  <4>[   98.899404]  el0_sync_handler+0xb0/0xb4
 2496 09:01:53.437997  <4>[   98.903508]  el0_sync+0x180/0x1c0
 2497 09:01:53.439695  <0>[   98.907094] Code: 10a038d4 ffff8000 15923d20 ffff8000 (aa1e03e9) 
 2498 09:01:53.455280  <4>[   98.913464] ---[ end trace 5458e9bd597c2e92 ]---
 2499 09:01:53.455733  # Segmentation fault
 2500 09:01:53.548978  # [   98.654359] lkdtm: Performing direct entry EXEC_STACK
 2501 09:01:53.549292  # [   98.659767] lkdtm: attempting ok execution at ffff800010a04810
 2502 09:01:53.549744  # [   98.666106] lkdtm: attempting bad execution at ffff800015923cc8
 2503 09:01:53.549957  # [   98.672362] Unable to handle kernel execute from non-executable memory at virtual address ffff800015923cc8
 2504 09:01:53.550171  # [   98.682412] Mem abort info:
 2505 09:01:53.550368  # [   98.685638]   ESR = 0x8600000f
 2506 09:01:53.550559  # [   98.689021]   EC = 0x21: IABT (current EL), IL = 32 bits
 2507 09:01:53.552222  # [   98.694640]   SET = 0, FnV = 0
 2508 09:01:53.592196  # [   98.697981]   EA = 0, S1PTW = 0
 2509 09:01:53.592425  # [   98.701410] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2510 09:01:53.592554  # [   98.708411] [ffff800015923cc8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000880d0b003, pte=0068000884b42703
 2511 09:01:53.592927  # [   98.721322] Internal error: Oops: 000000008600000f [#6] PREEMPT SMP
 2512 09:01:53.593136  # [   98.727869] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2513 09:01:53.635323  # [   98.737602] CPU: 1 PID: 1680 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2514 09:01:53.635624  # [   98.745627] Hardware name: ARM Juno development board (r0) (DT)
 2515 09:01:53.635830  # [   98.751823] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2516 09:01:53.636025  # [   98.758106] pc : 0xffff800015923cc8
 2517 09:01:53.636468  # [   98.761867] lr : execute_location+0x84/0xa4
 2518 09:01:53.636684  # [   98.766319] sp : ffff800015923c80
 2519 09:01:53.637132  # [   98.769899] x29: ffff800015923c80 x28: ffff000800bf3100 
 2520 09:01:53.637336  # [   98.775499] x27: 0000000000000000 x26: 0000000000000000 
 2521 09:01:53.638513  # [   98.781099] x25: ffff800011508b20 x24: ffff800015923e20 
 2522 09:01:53.678463  # [   98.786696] x23: 000000000000000b x22: ffff000800b85000 
 2523 09:01:53.678773  # [   98.792288] x21: 0000000000000001 x20: ffff800010a04810 
 2524 09:01:53.679230  # [   98.797879] x19: ffff800015923cc8 x18: 0000000000000000 
 2525 09:01:53.679427  # [   98.803471] x17: 0000000000000000 x16: 0000000000000000 
 2526 09:01:53.679623  # [   98.809062] x15: 0000000000000030 x14: ffffffffffffffff 
 2527 09:01:53.679817  # [   98.814654] x13: ffff80009592396a x12: ffff800015923972 
 2528 09:01:53.680044  # [   98.820245] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2529 09:01:53.721658  # [   98.825837] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2530 09:01:53.721986  # [   98.831428] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2531 09:01:53.722208  # [   98.837019] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2532 09:01:53.722405  # [   98.842611] x3 : 0000000000000000 x2 : 0000000000000000 
 2533 09:01:53.722850  # [   98.848202] x1 : ffff000800bf3100 x0 : 0000000000000033 
 2534 09:01:53.723055  # [   98.853794] Call trace:
 2535 09:01:53.723248  # [   98.856507]  0xffff800015923cc8
 2536 09:01:53.723444  # [   98.859916]  lkdtm_EXEC_STACK+0x30/0x58
 2537 09:01:53.723623  # [   98.864023]  lkdtm_do_action+0x24/0x40
 2538 09:01:53.724892  # [   98.868042]  direct_entry+0xd0/0x140
 2539 09:01:53.764820  # [   98.871887]  full_proxy_write+0x68/0xbc
 2540 09:01:53.765080  # [   98.875993]  vfs_write+0xec/0x20c
 2541 09:01:53.765321  # [   98.879576]  ksys_write+0x70/0x100
 2542 09:01:53.765498  # [   98.883246]  __arm64_sys_write+0x24/0x30
 2543 09:01:53.765660  # [   98.887440]  el0_svc_common.constprop.0+0x84/0x1e0
 2544 09:01:53.765814  # [   98.892502]  do_el0_svc+0x2c/0xa4
 2545 09:01:53.765963  # [   98.896084]  el0_svc+0x20/0x30
 2546 09:01:53.766126  # [   98.899404]  el0_sync_handler+0xb0/0xb4
 2547 09:01:53.766507  # [   98.903508]  el0_sync+0x180/0x1c0
 2548 09:01:53.766647  # [   98.907094] Code: 10a038d4 ffff8000 15923d20 ffff8000 (aa1e03e9) 
 2549 09:01:53.768003  # [   98.913464] ---[ end trace 5458e9bd597c2e92 ]---
 2550 09:01:53.785848  # EXEC_STACK: saw 'call trace:': ok
 2551 09:01:53.786088  ok 31 selftests: lkdtm: EXEC_STACK.sh
 2552 09:01:53.788981  # selftests: lkdtm: EXEC_KMALLOC.sh
 2553 09:01:53.877687  <6>[   99.311708] lkdtm: Performing direct entry EXEC_KMALLOC
 2554 09:01:53.877949  <6>[   99.317267] lkdtm: attempting ok execution at ffff800010a04810
 2555 09:01:53.878380  <6>[   99.323558] lkdtm: attempting bad execution at ffff00080730f700
 2556 09:01:53.878807  <1>[   99.329814] Unable to handle kernel execute from non-executable memory at virtual address ffff00080730f700
 2557 09:01:53.879049  <1>[   99.339864] Mem abort info:
 2558 09:01:53.879255  <1>[   99.343026]   ESR = 0x8600000f
 2559 09:01:53.879399  <1>[   99.346407]   EC = 0x21: IABT (current EL), IL = 32 bits
 2560 09:01:53.880894  <1>[   99.352019]   SET = 0, FnV = 0
 2561 09:01:53.921093  <1>[   99.355345]   EA = 0, S1PTW = 0
 2562 09:01:53.921349  <1>[   99.358776] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2563 09:01:53.921710  <1>[   99.365776] [ffff00080730f700] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbd0003, pte=006800088730f707
 2564 09:01:53.921917  <0>[   99.378659] Internal error: Oops: 000000008600000f [#7] PREEMPT SMP
 2565 09:01:53.922082  <4>[   99.385201] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2566 09:01:53.964477  <4>[   99.394935] CPU: 1 PID: 1723 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2567 09:01:53.964708  <4>[   99.402959] Hardware name: ARM Juno development board (r0) (DT)
 2568 09:01:53.964845  <4>[   99.409157] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2569 09:01:53.964968  <4>[   99.415445] pc : 0xffff00080730f700
 2570 09:01:53.965141  <4>[   99.419213] lr : execute_location+0x84/0xa4
 2571 09:01:53.965299  <4>[   99.423669] sp : ffff8000159e3cc0
 2572 09:01:53.965446  <4>[   99.427250] x29: ffff8000159e3cc0 x28: ffff000804016200 
 2573 09:01:53.965816  <4>[   99.432843] x27: 0000000000000000 x26: 0000000000000000 
 2574 09:01:54.007749  <4>[   99.438435] x25: ffff800011508b20 x24: ffff8000159e3e20 
 2575 09:01:54.008087  <4>[   99.444033] x23: 000000000000000d x22: ffff000803e62000 
 2576 09:01:54.008603  <4>[   99.449625] x21: 0000000000000001 x20: ffff800010a04810 
 2577 09:01:54.008795  <4>[   99.455217] x19: ffff00080730f700 x18: 0000000000000000 
 2578 09:01:54.008953  <4>[   99.460808] x17: 0000000000000000 x16: 0000000000000000 
 2579 09:01:54.009102  <4>[   99.466399] x15: 0000000000000030 x14: ffffffffffffffff 
 2580 09:01:54.009244  <4>[   99.471991] x13: ffff8000959e39aa x12: ffff8000159e39b2 
 2581 09:01:54.011002  <4>[   99.477583] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2582 09:01:54.051117  <4>[   99.483175] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2583 09:01:54.051449  <4>[   99.488767] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2584 09:01:54.051697  <4>[   99.494358] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2585 09:01:54.051927  <4>[   99.499950] x3 : 0000000000000000 x2 : 0000000000000000 
 2586 09:01:54.052417  <4>[   99.505542] x1 : ffff000804016200 x0 : 0000000000000033 
 2587 09:01:54.052633  <4>[   99.511133] Call trace:
 2588 09:01:54.052846  <4>[   99.513846]  0xffff00080730f700
 2589 09:01:54.053054  <4>[   99.517258]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2590 09:01:54.053250  <4>[   99.521538]  lkdtm_do_action+0x24/0x40
 2591 09:01:54.054318  <4>[   99.525556]  direct_entry+0xd0/0x140
 2592 09:01:54.094434  <4>[   99.529401]  full_proxy_write+0x68/0xbc
 2593 09:01:54.094772  <4>[   99.533508]  vfs_write+0xec/0x20c
 2594 09:01:54.095024  <4>[   99.537092]  ksys_write+0x70/0x100
 2595 09:01:54.095255  <4>[   99.540761]  __arm64_sys_write+0x24/0x30
 2596 09:01:54.095475  <4>[   99.544956]  el0_svc_common.constprop.0+0x84/0x1e0
 2597 09:01:54.095957  <4>[   99.550018]  do_el0_svc+0x2c/0xa4
 2598 09:01:54.096168  <4>[   99.553601]  el0_svc+0x20/0x30
 2599 09:01:54.096378  <4>[   99.556922]  el0_sync_handler+0xb0/0xb4
 2600 09:01:54.096573  <4>[   99.561026]  el0_sync+0x180/0x1c0
 2601 09:01:54.097679  <0>[   99.564613] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2602 09:01:54.112691  <4>[   99.570983] ---[ end trace 5458e9bd597c2e93 ]---
 2603 09:01:54.112996  # Segmentation fault
 2604 09:01:54.239763  # [   99.311708] lkdtm: Performing direct entry EXEC_KMALLOC
 2605 09:01:54.239990  # [   99.317267] lkdtm: attempting ok execution at ffff800010a04810
 2606 09:01:54.240159  # [   99.323558] lkdtm: attempting bad execution at ffff00080730f700
 2607 09:01:54.240305  # [   99.329814] Unable to handle kernel execute from non-executable memory at virtual address ffff00080730f700
 2608 09:01:54.240672  # [   99.339864] Mem abort info:
 2609 09:01:54.240805  # [   99.343026]   ESR = 0x8600000f
 2610 09:01:54.240949  # [   99.346407]   EC = 0x21: IABT (current EL), IL = 32 bits
 2611 09:01:54.242928  # [   99.352019]   SET = 0, FnV = 0
 2612 09:01:54.282989  # [   99.355345]   EA = 0, S1PTW = 0
 2613 09:01:54.283253  # [   99.358776] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2614 09:01:54.283494  # [   99.365776] [ffff00080730f700] pgd=00000009ffff8003, p4d=00000009ffff8003, pud=00000009ffc0a003, pmd=00000009ffbd0003, pte=006800088730f707
 2615 09:01:54.283679  # [   99.378659] Internal error: Oops: 000000008600000f [#7] PREEMPT SMP
 2616 09:01:54.283841  # [   99.385201] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2617 09:01:54.326091  # [   99.394935] CPU: 1 PID: 1723 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2618 09:01:54.326420  # [   99.402959] Hardware name: ARM Juno development board (r0) (DT)
 2619 09:01:54.326676  # [   99.409157] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2620 09:01:54.326900  # [   99.415445] pc : 0xffff00080730f700
 2621 09:01:54.327114  # [   99.419213] lr : execute_location+0x84/0xa4
 2622 09:01:54.327342  # [   99.423669] sp : ffff8000159e3cc0
 2623 09:01:54.327804  # [   99.427250] x29: ffff8000159e3cc0 x28: ffff000804016200 
 2624 09:01:54.328021  # [   99.432843] x27: 0000000000000000 x26: 0000000000000000 
 2625 09:01:54.329288  # [   99.438435] x25: ffff800011508b20 x24: ffff8000159e3e20 
 2626 09:01:54.369201  # [   99.444033] x23: 000000000000000d x22: ffff000803e62000 
 2627 09:01:54.369523  # [   99.449625] x21: 0000000000000001 x20: ffff800010a04810 
 2628 09:01:54.370042  # [   99.455217] x19: ffff00080730f700 x18: 0000000000000000 
 2629 09:01:54.370273  # [   99.460808] x17: 0000000000000000 x16: 0000000000000000 
 2630 09:01:54.370492  # [   99.466399] x15: 0000000000000030 x14: ffffffffffffffff 
 2631 09:01:54.370701  # [   99.471991] x13: ffff8000959e39aa x12: ffff8000159e39b2 
 2632 09:01:54.370907  # [   99.477583] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2633 09:01:54.412484  # [   99.483175] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2634 09:01:54.412778  # [   99.488767] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2635 09:01:54.412989  # [   99.494358] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2636 09:01:54.413189  # [   99.499950] x3 : 0000000000000000 x2 : 0000000000000000 
 2637 09:01:54.413387  # [   99.505542] x1 : ffff000804016200 x0 : 0000000000000033 
 2638 09:01:54.413582  # [   99.511133] Call trace:
 2639 09:01:54.413774  # [   99.513846]  0xffff00080730f700
 2640 09:01:54.413957  # [   99.517258]  lkdtm_EXEC_KMALLOC+0x34/0x4c
 2641 09:01:54.414166  # [   99.521538]  lkdtm_do_action+0x24/0x40
 2642 09:01:54.415604  # [   99.525556]  direct_entry+0xd0/0x140
 2643 09:01:54.455501  # [   99.529401]  full_proxy_write+0x68/0xbc
 2644 09:01:54.455822  # [   99.533508]  vfs_write+0xec/0x20c
 2645 09:01:54.456059  # [   99.537092]  ksys_write+0x70/0x100
 2646 09:01:54.456537  # [   99.540761]  __arm64_sys_write+0x24/0x30
 2647 09:01:54.456757  # [   99.544956]  el0_svc_common.constprop.0+0x84/0x1e0
 2648 09:01:54.456970  # [   99.550018]  do_el0_svc+0x2c/0xa4
 2649 09:01:54.457173  # [   99.553601]  el0_svc+0x20/0x30
 2650 09:01:54.457375  # [   99.556922]  el0_sync_handler+0xb0/0xb4
 2651 09:01:54.457574  # [   99.561026]  el0_sync+0x180/0x1c0
 2652 09:01:54.457770  # [   99.564613] Code: 00000000 00000000 00000000 00000000 (aa1e03e9) 
 2653 09:01:54.458742  # [   99.570983] ---[ end trace 5458e9bd597c2e93 ]---
 2654 09:01:54.476235  # EXEC_KMALLOC: saw 'call trace:': ok
 2655 09:01:54.479355  ok 32 selftests: lkdtm: EXEC_KMALLOC.sh
 2656 09:01:54.479639  # selftests: lkdtm: EXEC_VMALLOC.sh
 2657 09:01:54.568283  <6>[   99.997868] lkdtm: Performing direct entry EXEC_VMALLOC
 2658 09:01:54.568667  <6>[  100.003503] lkdtm: attempting ok execution at ffff800010a04810
 2659 09:01:54.568972  <6>[  100.009831] lkdtm: attempting bad execution at ffff80001410b000
 2660 09:01:54.569276  <1>[  100.016201] Unable to handle kernel execute from non-executable memory at virtual address ffff80001410b000
 2661 09:01:54.569515  <1>[  100.026195] Mem abort info:
 2662 09:01:54.569706  <1>[  100.029280]   ESR = 0x8600000f
 2663 09:01:54.569894  <1>[  100.032627]   EC = 0x21: IABT (current EL), IL = 32 bits
 2664 09:01:54.570121  <1>[  100.038234]   SET = 0, FnV = 0
 2665 09:01:54.571429  <1>[  100.041577]   EA = 0, S1PTW = 0
 2666 09:01:54.611512  <1>[  100.045006] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2667 09:01:54.611972  <1>[  100.052003] [ffff80001410b000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000882493003, pte=00680008832e2703
 2668 09:01:54.612121  <0>[  100.064883] Internal error: Oops: 000000008600000f [#8] PREEMPT SMP
 2669 09:01:54.612239  <4>[  100.071425] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2670 09:01:54.614755  <4>[  100.081156] CPU: 2 PID: 1766 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2671 09:01:54.654885  <4>[  100.089179] Hardware name: ARM Juno development board (r0) (DT)
 2672 09:01:54.655217  <4>[  100.095380] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2673 09:01:54.655454  <4>[  100.101663] pc : 0xffff80001410b000
 2674 09:01:54.655949  <4>[  100.105427] lr : execute_location+0x84/0xa4
 2675 09:01:54.656166  <4>[  100.109883] sp : ffff800015a8bcc0
 2676 09:01:54.656379  <4>[  100.113463] x29: ffff800015a8bcc0 x28: ffff000800bf0000 
 2677 09:01:54.656584  <4>[  100.119059] x27: 0000000000000000 x26: 0000000000000000 
 2678 09:01:54.658130  <4>[  100.124657] x25: ffff800011508b20 x24: ffff800015a8be20 
 2679 09:01:54.698231  <4>[  100.130250] x23: 000000000000000d x22: ffff0008032e2000 
 2680 09:01:54.698482  <4>[  100.135841] x21: 0000000000000001 x20: ffff800010a04810 
 2681 09:01:54.698689  <4>[  100.141433] x19: ffff80001410b000 x18: 0000000000000000 
 2682 09:01:54.698861  <4>[  100.147024] x17: 0000000000000000 x16: 0000000000000000 
 2683 09:01:54.699250  <4>[  100.152616] x15: 0000000000000000 x14: ffff0008002e8000 
 2684 09:01:54.699396  <4>[  100.158207] x13: ffff80096d170000 x12: 0000000030d4d91d 
 2685 09:01:54.699547  <4>[  100.163799] x11: 0000000000000000 x10: 0000000000001440 
 2686 09:01:54.701439  <4>[  100.169391] x9 : ffff80001012bee4 x8 : 0000000000000000 
 2687 09:01:54.741518  <4>[  100.174982] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 2688 09:01:54.741760  <4>[  100.180574] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 2689 09:01:54.742153  <4>[  100.186165] x3 : 0000000000000000 x2 : 0000000000000000 
 2690 09:01:54.742290  <4>[  100.191757] x1 : ffff000800bf0000 x0 : 0000000000000033 
 2691 09:01:54.742440  <4>[  100.197348] Call trace:
 2692 09:01:54.742583  <4>[  100.200060]  0xffff80001410b000
 2693 09:01:54.742724  <4>[  100.203473]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2694 09:01:54.742868  <4>[  100.207753]  lkdtm_do_action+0x24/0x40
 2695 09:01:54.743004  <4>[  100.211771]  direct_entry+0xd0/0x140
 2696 09:01:54.744748  <4>[  100.215617]  full_proxy_write+0x68/0xbc
 2697 09:01:54.794773  <4>[  100.219723]  vfs_write+0xec/0x20c
 2698 09:01:54.795039  <4>[  100.223306]  ksys_write+0x70/0x100
 2699 09:01:54.795218  <4>[  100.226976]  __arm64_sys_write+0x24/0x30
 2700 09:01:54.795398  <4>[  100.231170]  el0_svc_common.constprop.0+0x84/0x1e0
 2701 09:01:54.795535  <4>[  100.236233]  do_el0_svc+0x2c/0xa4
 2702 09:01:54.795903  <4>[  100.239816]  el0_svc+0x20/0x30
 2703 09:01:54.796040  <4>[  100.243137]  el0_sync_handler+0xb0/0xb4
 2704 09:01:54.796153  <4>[  100.247242]  el0_sync+0x180/0x1c0
 2705 09:01:54.796279  <0>[  100.250829] Code: bad PC value
 2706 09:01:54.796399  <4>[  100.254153] ---[ end trace 5458e9bd597c2e94 ]---
 2707 09:01:54.798109  # Segmentation fault
 2708 09:01:54.892871  # [   99.997868] lkdtm: Performing direct entry EXEC_VMALLOC
 2709 09:01:54.893183  # [  100.003503] lkdtm: attempting ok execution at ffff800010a04810
 2710 09:01:54.893379  # [  100.009831] lkdtm: attempting bad execution at ffff80001410b000
 2711 09:01:54.893552  # [  100.016201] Unable to handle kernel execute from non-executable memory at virtual address ffff80001410b000
 2712 09:01:54.893720  # [  100.026195] Mem abort info:
 2713 09:01:54.894088  # [  100.029280]   ESR = 0x8600000f
 2714 09:01:54.894210  # [  100.032627]   EC = 0x21: IABT (current EL), IL = 32 bits
 2715 09:01:54.896162  # [  100.038234]   SET = 0, FnV = 0
 2716 09:01:54.935983  # [  100.041577]   EA = 0, S1PTW = 0
 2717 09:01:54.936587  # [  100.045006] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2718 09:01:54.936814  # [  100.052003] [ffff80001410b000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000882493003, pte=00680008832e2703
 2719 09:01:54.937068  # [  100.064883] Internal error: Oops: 000000008600000f [#8] PREEMPT SMP
 2720 09:01:54.937261  # [  100.071425] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2721 09:01:54.979153  # [  100.081156] CPU: 2 PID: 1766 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2722 09:01:54.979443  # [  100.089179] Hardware name: ARM Juno development board (r0) (DT)
 2723 09:01:54.979651  # [  100.095380] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2724 09:01:54.979843  # [  100.101663] pc : 0xffff80001410b000
 2725 09:01:54.980334  # [  100.105427] lr : execute_location+0x84/0xa4
 2726 09:01:54.980554  # [  100.109883] sp : ffff800015a8bcc0
 2727 09:01:54.980726  # [  100.113463] x29: ffff800015a8bcc0 x28: ffff000800bf0000 
 2728 09:01:54.980888  # [  100.119059] x27: 0000000000000000 x26: 0000000000000000 
 2729 09:01:54.982413  # [  100.124657] x25: ffff800011508b20 x24: ffff800015a8be20 
 2730 09:01:55.022331  # [  100.130250] x23: 000000000000000d x22: ffff0008032e2000 
 2731 09:01:55.022623  # [  100.135841] x21: 0000000000000001 x20: ffff800010a04810 
 2732 09:01:55.022837  # [  100.141433] x19: ffff80001410b000 x18: 0000000000000000 
 2733 09:01:55.023031  # [  100.147024] x17: 0000000000000000 x16: 0000000000000000 
 2734 09:01:55.023501  # [  100.152616] x15: 0000000000000000 x14: ffff0008002e8000 
 2735 09:01:55.023692  # [  100.158207] x13: ffff80096d170000 x12: 0000000030d4d91d 
 2736 09:01:55.023858  # [  100.163799] x11: 0000000000000000 x10: 0000000000001440 
 2737 09:01:55.065481  # [  100.169391] x9 : ffff80001012bee4 x8 : 0000000000000000 
 2738 09:01:55.065758  # [  100.174982] x7 : 7fffffffffffffff x6 : ffff8000125a5000 
 2739 09:01:55.065963  # [  100.180574] x5 : ffff8000125a5c88 x4 : ffff00097ef4cc68 
 2740 09:01:55.066178  # [  100.186165] x3 : 0000000000000000 x2 : 0000000000000000 
 2741 09:01:55.066627  # [  100.191757] x1 : ffff000800bf0000 x0 : 0000000000000033 
 2742 09:01:55.066798  # [  100.197348] Call trace:
 2743 09:01:55.066945  # [  100.200060]  0xffff80001410b000
 2744 09:01:55.067086  # [  100.203473]  lkdtm_EXEC_VMALLOC+0x2c/0x44
 2745 09:01:55.067225  # [  100.207753]  lkdtm_do_action+0x24/0x40
 2746 09:01:55.068775  # [  100.211771]  direct_entry+0xd0/0x140
 2747 09:01:55.108674  # [  100.215617]  full_proxy_write+0x68/0xbc
 2748 09:01:55.108994  # [  100.219723]  vfs_write+0xec/0x20c
 2749 09:01:55.109230  # [  100.223306]  ksys_write+0x70/0x100
 2750 09:01:55.109427  # [  100.226976]  __arm64_sys_write+0x24/0x30
 2751 09:01:55.109594  # [  100.231170]  el0_svc_common.constprop.0+0x84/0x1e0
 2752 09:01:55.109779  # [  100.236233]  do_el0_svc+0x2c/0xa4
 2753 09:01:55.109940  # [  100.239816]  el0_svc+0x20/0x30
 2754 09:01:55.110124  # [  100.243137]  el0_sync_handler+0xb0/0xb4
 2755 09:01:55.110543  # [  100.247242]  el0_sync+0x180/0x1c0
 2756 09:01:55.110691  # [  100.250829] Code: bad PC value
 2757 09:01:55.111970  # [  100.254153] ---[ end trace 5458e9bd597c2e94 ]---
 2758 09:01:55.112224  # EXEC_VMALLOC: saw 'call trace:': ok
 2759 09:01:55.129579  ok 33 selftests: lkdtm: EXEC_VMALLOC.sh
 2760 09:01:55.132737  # selftests: lkdtm: EXEC_RODATA.sh
 2761 09:01:55.223397  <6>[  100.658092] lkdtm: Performing direct entry EXEC_RODATA
 2762 09:01:55.223776  <6>[  100.663585] lkdtm: attempting ok execution at ffff800010a04810
 2763 09:01:55.224319  <6>[  100.669765] lkdtm: attempting bad execution at ffff800011509020
 2764 09:01:55.224610  <1>[  100.676020] Unable to handle kernel execute from non-executable memory at virtual address ffff800011509020
 2765 09:01:55.224883  <1>[  100.686073] Mem abort info:
 2766 09:01:55.225148  <1>[  100.689347]   ESR = 0x8600000e
 2767 09:01:55.226770  <1>[  100.692726]   EC = 0x21: IABT (current EL), IL = 32 bits
 2768 09:01:55.227016  <1>[  100.698334]   SET = 0, FnV = 0
 2769 09:01:55.266797  <1>[  100.701679]   EA = 0, S1PTW = 0
 2770 09:01:55.267210  <1>[  100.705107] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2771 09:01:55.267500  <1>[  100.712102] [ffff800011509020] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2772 09:01:55.267987  <0>[  100.723059] Internal error: Oops: 000000008600000e [#9] PREEMPT SMP
 2773 09:01:55.268177  <4>[  100.729602] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2774 09:01:55.310170  <4>[  100.739338] CPU: 2 PID: 1809 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2775 09:01:55.310537  <4>[  100.747358] Hardware name: ARM Juno development board (r0) (DT)
 2776 09:01:55.310828  <4>[  100.753558] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2777 09:01:55.311342  <4>[  100.759852] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2778 09:01:55.311565  <4>[  100.764833] lr : execute_location+0x84/0xa4
 2779 09:01:55.311785  <4>[  100.769286] sp : ffff800015b4bcd0
 2780 09:01:55.311985  <4>[  100.772871] x29: ffff800015b4bcd0 x28: ffff000804010000 
 2781 09:01:55.312184  <4>[  100.778470] x27: 0000000000000000 x26: 0000000000000000 
 2782 09:01:55.353456  <4>[  100.784063] x25: ffff800011508b20 x24: ffff800015b4be20 
 2783 09:01:55.353744  <4>[  100.789656] x23: 000000000000000c x22: ffff000806bbc000 
 2784 09:01:55.353952  <4>[  100.795247] x21: 0000000000000000 x20: ffff800010a04810 
 2785 09:01:55.354402  <4>[  100.800840] x19: ffff800011509020 x18: 0000000000000000 
 2786 09:01:55.354598  <4>[  100.806431] x17: 0000000000000000 x16: 0000000000000000 
 2787 09:01:55.354794  <4>[  100.812023] x15: 0000000000000030 x14: ffffffffffffffff 
 2788 09:01:55.354989  <4>[  100.817614] x13: ffff800095b4b9ba x12: ffff800015b4b9c2 
 2789 09:01:55.356707  <4>[  100.823206] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2790 09:01:55.396766  <4>[  100.828798] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2791 09:01:55.397094  <4>[  100.834390] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2792 09:01:55.397310  <4>[  100.839981] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2793 09:01:55.397512  <4>[  100.845572] x3 : 0000000000000000 x2 : 0000000000000000 
 2794 09:01:55.397954  <4>[  100.851164] x1 : ffff000804010000 x0 : 0000000000000033 
 2795 09:01:55.398189  <4>[  100.856755] Call trace:
 2796 09:01:55.398389  <4>[  100.859469]  lkdtm_rodata_do_nothing+0x0/0x10
 2797 09:01:55.398589  <4>[  100.864096]  lkdtm_EXEC_RODATA+0x24/0x30
 2798 09:01:55.399980  <4>[  100.868290]  lkdtm_do_action+0x24/0x40
 2799 09:01:55.440135  <4>[  100.872308]  direct_entry+0xd0/0x140
 2800 09:01:55.440442  <4>[  100.876153]  full_proxy_write+0x68/0xbc
 2801 09:01:55.440653  <4>[  100.880260]  vfs_write+0xec/0x20c
 2802 09:01:55.440851  <4>[  100.883843]  ksys_write+0x70/0x100
 2803 09:01:55.441045  <4>[  100.887512]  __arm64_sys_write+0x24/0x30
 2804 09:01:55.441239  <4>[  100.891707]  el0_svc_common.constprop.0+0x84/0x1e0
 2805 09:01:55.441673  <4>[  100.896769]  do_el0_svc+0x2c/0xa4
 2806 09:01:55.441868  <4>[  100.900351]  el0_svc+0x20/0x30
 2807 09:01:55.442083  <4>[  100.903672]  el0_sync_handler+0xb0/0xb4
 2808 09:01:55.442270  <4>[  100.907776]  el0_sync+0x180/0x1c0
 2809 09:01:55.443343  <0>[  100.911363] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2810 09:01:55.462118  <4>[  100.917734] ---[ end trace 5458e9bd597c2e95 ]---
 2811 09:01:55.465216  # Segmentation fault
 2812 09:01:55.572113  # [  100.658092] lkdtm: Performing direct entry EXEC_RODATA
 2813 09:01:55.572433  # [  100.663585] lkdtm: attempting ok execution at ffff800010a04810
 2814 09:01:55.572648  # [  100.669765] lkdtm: attempting bad execution at ffff800011509020
 2815 09:01:55.573091  # [  100.676020] Unable to handle kernel execute from non-executable memory at virtual address ffff800011509020
 2816 09:01:55.573291  # [  100.686073] Mem abort info:
 2817 09:01:55.573489  # [  100.689347]   ESR = 0x8600000e
 2818 09:01:55.573682  # [  100.692726]   EC = 0x21: IABT (current EL), IL = 32 bits
 2819 09:01:55.575303  # [  100.698334]   SET = 0, FnV = 0
 2820 09:01:55.615235  # [  100.701679]   EA = 0, S1PTW = 0
 2821 09:01:55.615545  # [  100.705107] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 2822 09:01:55.615757  # [  100.712102] [ffff800011509020] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 2823 09:01:55.616199  # [  100.723059] Internal error: Oops: 000000008600000e [#9] PREEMPT SMP
 2824 09:01:55.616472  # [  100.729602] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2825 09:01:55.658410  # [  100.739338] CPU: 2 PID: 1809 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2826 09:01:55.658644  # [  100.747358] Hardware name: ARM Juno development board (r0) (DT)
 2827 09:01:55.658796  # [  100.753558] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2828 09:01:55.658929  # [  100.759852] pc : lkdtm_rodata_do_nothing+0x0/0x10
 2829 09:01:55.659054  # [  100.764833] lr : execute_location+0x84/0xa4
 2830 09:01:55.659436  # [  100.769286] sp : ffff800015b4bcd0
 2831 09:01:55.659588  # [  100.772871] x29: ffff800015b4bcd0 x28: ffff000804010000 
 2832 09:01:55.659715  # [  100.778470] x27: 0000000000000000 x26: 0000000000000000 
 2833 09:01:55.661622  # [  100.784063] x25: ffff800011508b20 x24: ffff800015b4be20 
 2834 09:01:55.701641  # [  100.789656] x23: 000000000000000c x22: ffff000806bbc000 
 2835 09:01:55.701916  # [  100.795247] x21: 0000000000000000 x20: ffff800010a04810 
 2836 09:01:55.702125  # [  100.800840] x19: ffff800011509020 x18: 0000000000000000 
 2837 09:01:55.702277  # [  100.806431] x17: 0000000000000000 x16: 0000000000000000 
 2838 09:01:55.702392  # [  100.812023] x15: 0000000000000030 x14: ffffffffffffffff 
 2839 09:01:55.702737  # [  100.817614] x13: ffff800095b4b9ba x12: ffff800015b4b9c2 
 2840 09:01:55.702874  # [  100.823206] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2841 09:01:55.704897  # [  100.828798] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2842 09:01:55.744790  # [  100.834390] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2843 09:01:55.745017  # [  100.839981] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 2844 09:01:55.745186  # [  100.845572] x3 : 0000000000000000 x2 : 0000000000000000 
 2845 09:01:55.745331  # [  100.851164] x1 : ffff000804010000 x0 : 0000000000000033 
 2846 09:01:55.745695  # [  100.856755] Call trace:
 2847 09:01:55.745828  # [  100.859469]  lkdtm_rodata_do_nothing+0x0/0x10
 2848 09:01:55.745971  # [  100.864096]  lkdtm_EXEC_RODATA+0x24/0x30
 2849 09:01:55.746124  # [  100.868290]  lkdtm_do_action+0x24/0x40
 2850 09:01:55.747973  # [  100.872308]  direct_entry+0xd0/0x140
 2851 09:01:55.787926  # [  100.876153]  full_proxy_write+0x68/0xbc
 2852 09:01:55.788177  # [  100.880260]  vfs_write+0xec/0x20c
 2853 09:01:55.788349  # [  100.883843]  ksys_write+0x70/0x100
 2854 09:01:55.788497  # [  100.887512]  __arm64_sys_write+0x24/0x30
 2855 09:01:55.788863  # [  100.891707]  el0_svc_common.constprop.0+0x84/0x1e0
 2856 09:01:55.788997  # [  100.896769]  do_el0_svc+0x2c/0xa4
 2857 09:01:55.789167  # [  100.900351]  el0_svc+0x20/0x30
 2858 09:01:55.789310  # [  100.903672]  el0_sync_handler+0xb0/0xb4
 2859 09:01:55.789445  # [  100.907776]  el0_sync+0x180/0x1c0
 2860 09:01:55.789580  # [  100.911363] Code: aa55aa55 00000000 00000000 00000000 (d503233f) 
 2861 09:01:55.791176  # [  100.917734] ---[ end trace 5458e9bd597c2e95 ]---
 2862 09:01:55.808794  # EXEC_RODATA: saw 'call trace:': ok
 2863 09:01:55.811904  ok 34 selftests: lkdtm: EXEC_RODATA.sh
 2864 09:01:55.812145  # selftests: lkdtm: EXEC_USERSPACE.sh
 2865 09:01:55.907185  <6>[  101.341972] lkdtm: Performing direct entry EXEC_USERSPACE
 2866 09:01:55.907524  <6>[  101.347759] lkdtm: attempting ok execution at ffff800010a04810
 2867 09:01:55.907728  <6>[  101.354006] lkdtm: attempting bad execution at 0000ffff8f5af000
 2868 09:01:55.908169  <1>[  101.360267] Unable to handle kernel execution of user memory at virtual address 0000ffff8f5af000
 2869 09:01:55.908369  <1>[  101.369491] Mem abort info:
 2870 09:01:55.908602  <1>[  101.372615]   ESR = 0x8600000f
 2871 09:01:55.908790  <1>[  101.375969]   EC = 0x21: IABT (current EL), IL = 32 bits
 2872 09:01:55.910480  <1>[  101.381574]   SET = 0, FnV = 0
 2873 09:01:55.950718  <1>[  101.384913]   EA = 0, S1PTW = 0
 2874 09:01:55.951072  <1>[  101.388341] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000887c82000
 2875 09:01:55.951367  <1>[  101.395077] [0000ffff8f5af000] pgd=00000008872d8003, p4d=00000008872d8003, pud=0000000882a63003, pmd=0000000887378003, pte=00a800088c057f43
 2876 09:01:55.951567  <0>[  101.407953] Internal error: Oops: 000000008600000f [#10] PREEMPT SMP
 2877 09:01:55.951818  <4>[  101.414582] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2878 09:01:55.993975  <4>[  101.424315] CPU: 2 PID: 1852 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2879 09:01:55.994248  <4>[  101.432341] Hardware name: ARM Juno development board (r0) (DT)
 2880 09:01:55.994458  <4>[  101.438540] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2881 09:01:55.994638  <4>[  101.444825] pc : 0xffff8f5af000
 2882 09:01:55.995037  <4>[  101.448242] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2883 09:01:55.995188  <4>[  101.453043] sp : ffff800015bfbcf0
 2884 09:01:55.995350  <4>[  101.456629] x29: ffff800015bfbcf0 x28: ffff000804014980 
 2885 09:01:55.995504  <4>[  101.462226] x27: 0000000000000000 x26: 0000000000000000 
 2886 09:01:56.037341  <4>[  101.467819] x25: ffff800011508b20 x24: ffff800015bfbe20 
 2887 09:01:56.037573  <4>[  101.473410] x23: 000000000000000f x22: ffff000802a5a000 
 2888 09:01:56.037746  <4>[  101.479002] x21: ffff800011a24c78 x20: ffff800010a04810 
 2889 09:01:56.037897  <4>[  101.484593] x19: 0000ffff8f5af000 x18: 0000000000000000 
 2890 09:01:56.038278  <4>[  101.490185] x17: 0000000000000000 x16: 0000000000000000 
 2891 09:01:56.038412  <4>[  101.495776] x15: 0000000000000030 x14: ffffffffffffffff 
 2892 09:01:56.038559  <4>[  101.501367] x13: ffff800095bfb9da x12: ffff800015bfb9e2 
 2893 09:01:56.040563  <4>[  101.506959] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2894 09:01:56.080668  <4>[  101.512550] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2895 09:01:56.080899  <4>[  101.518142] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2896 09:01:56.081070  <4>[  101.523733] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2897 09:01:56.081220  <4>[  101.529324] x3 : 0000000000000000 x2 : 0000000000000000 
 2898 09:01:56.081366  <4>[  101.534915] x1 : ffff000804014980 x0 : 0000000000000033 
 2899 09:01:56.081506  <4>[  101.540507] Call trace:
 2900 09:01:56.081872  <4>[  101.543219]  0xffff8f5af000
 2901 09:01:56.082012  <4>[  101.546282]  lkdtm_do_action+0x24/0x40
 2902 09:01:56.082162  <4>[  101.550301]  direct_entry+0xd0/0x140
 2903 09:01:56.083852  <4>[  101.554146]  full_proxy_write+0x68/0xbc
 2904 09:01:56.134493  <4>[  101.558252]  vfs_write+0xec/0x20c
 2905 09:01:56.134768  <4>[  101.561836]  ksys_write+0x70/0x100
 2906 09:01:56.135026  <4>[  101.565505]  __arm64_sys_write+0x24/0x30
 2907 09:01:56.135470  <4>[  101.569699]  el0_svc_common.constprop.0+0x84/0x1e0
 2908 09:01:56.135636  <4>[  101.574762]  do_el0_svc+0x2c/0xa4
 2909 09:01:56.135817  <4>[  101.578345]  el0_svc+0x20/0x30
 2910 09:01:56.136004  <4>[  101.581666]  el0_sync_handler+0xb0/0xb4
 2911 09:01:56.136169  <4>[  101.585771]  el0_sync+0x180/0x1c0
 2912 09:01:56.136321  <0>[  101.589359] Code: bad PC value
 2913 09:01:56.136476  <4>[  101.592682] ---[ end trace 5458e9bd597c2e96 ]---
 2914 09:01:56.137740  # Segmentation fault
 2915 09:01:56.232253  # [  101.341972] lkdtm: Performing direct entry EXEC_USERSPACE
 2916 09:01:56.232514  # [  101.347759] lkdtm: attempting ok execution at ffff800010a04810
 2917 09:01:56.232966  # [  101.354006] lkdtm: attempting bad execution at 0000ffff8f5af000
 2918 09:01:56.233131  # [  101.360267] Unable to handle kernel execution of user memory at virtual address 0000ffff8f5af000
 2919 09:01:56.233294  # [  101.369491] Mem abort info:
 2920 09:01:56.233444  # [  101.372615]   ESR = 0x8600000f
 2921 09:01:56.233590  # [  101.375969]   EC = 0x21: IABT (current EL), IL = 32 bits
 2922 09:01:56.235515  # [  101.381574]   SET = 0, FnV = 0
 2923 09:01:56.275470  # [  101.384913]   EA = 0, S1PTW = 0
 2924 09:01:56.275702  # [  101.388341] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000887c82000
 2925 09:01:56.275861  # [  101.395077] [0000ffff8f5af000] pgd=00000008872d8003, p4d=00000008872d8003, pud=0000000882a63003, pmd=0000000887378003, pte=00a800088c057f43
 2926 09:01:56.276223  # [  101.407953] Internal error: Oops: 000000008600000f [#10] PREEMPT SMP
 2927 09:01:56.276365  # [  101.414582] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2928 09:01:56.318610  # [  101.424315] CPU: 2 PID: 1852 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2929 09:01:56.318855  # [  101.432341] Hardware name: ARM Juno development board (r0) (DT)
 2930 09:01:56.319036  # [  101.438540] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2931 09:01:56.319179  # [  101.444825] pc : 0xffff8f5af000
 2932 09:01:56.319308  # [  101.448242] lr : lkdtm_EXEC_USERSPACE+0xe0/0xf0
 2933 09:01:56.319683  # [  101.453043] sp : ffff800015bfbcf0
 2934 09:01:56.319831  # [  101.456629] x29: ffff800015bfbcf0 x28: ffff000804014980 
 2935 09:01:56.319953  # [  101.462226] x27: 0000000000000000 x26: 0000000000000000 
 2936 09:01:56.321801  # [  101.467819] x25: ffff800011508b20 x24: ffff800015bfbe20 
 2937 09:01:56.361767  # [  101.473410] x23: 000000000000000f x22: ffff000802a5a000 
 2938 09:01:56.361988  # [  101.479002] x21: ffff800011a24c78 x20: ffff800010a04810 
 2939 09:01:56.362140  # [  101.484593] x19: 0000ffff8f5af000 x18: 0000000000000000 
 2940 09:01:56.362478  # [  101.490185] x17: 0000000000000000 x16: 0000000000000000 
 2941 09:01:56.362603  # [  101.495776] x15: 0000000000000030 x14: ffffffffffffffff 
 2942 09:01:56.362715  # [  101.501367] x13: ffff800095bfb9da x12: ffff800015bfb9e2 
 2943 09:01:56.362821  # [  101.506959] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2944 09:01:56.365016  # [  101.512550] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2945 09:01:56.404884  # [  101.518142] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2946 09:01:56.405186  # [  101.523733] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 2947 09:01:56.405649  # [  101.529324] x3 : 0000000000000000 x2 : 0000000000000000 
 2948 09:01:56.405929  # [  101.534915] x1 : ffff000804014980 x0 : 0000000000000033 
 2949 09:01:56.406167  # [  101.540507] Call trace:
 2950 09:01:56.406375  # [  101.543219]  0xffff8f5af000
 2951 09:01:56.406570  # [  101.546282]  lkdtm_do_action+0x24/0x40
 2952 09:01:56.406761  # [  101.550301]  direct_entry+0xd0/0x140
 2953 09:01:56.407014  # [  101.554146]  full_proxy_write+0x68/0xbc
 2954 09:01:56.408140  # [  101.558252]  vfs_write+0xec/0x20c
 2955 09:01:56.448126  # [  101.561836]  ksys_write+0x70/0x100
 2956 09:01:56.448352  # [  101.565505]  __arm64_sys_write+0x24/0x30
 2957 09:01:56.448476  # [  101.569699]  el0_svc_common.constprop.0+0x84/0x1e0
 2958 09:01:56.448589  # [  101.574762]  do_el0_svc+0x2c/0xa4
 2959 09:01:56.448693  # [  101.578345]  el0_svc+0x20/0x30
 2960 09:01:56.449018  # [  101.581666]  el0_sync_handler+0xb0/0xb4
 2961 09:01:56.449133  # [  101.585771]  el0_sync+0x180/0x1c0
 2962 09:01:56.449236  # [  101.589359] Code: bad PC value
 2963 09:01:56.449336  # [  101.592682] ---[ end trace 5458e9bd597c2e96 ]---
 2964 09:01:56.449435  # EXEC_USERSPACE: saw 'call trace:': ok
 2965 09:01:56.451355  ok 35 selftests: lkdtm: EXEC_USERSPACE.sh
 2966 09:01:56.466154  # selftests: lkdtm: EXEC_NULL.sh
 2967 09:01:56.578490  <6>[  102.012103] lkdtm: Performing direct entry EXEC_NULL
 2968 09:01:56.578846  <6>[  102.017410] lkdtm: attempting ok execution at ffff800010a04810
 2969 09:01:56.579108  <6>[  102.023579] lkdtm: attempting bad execution at 0000000000000000
 2970 09:01:56.579306  <1>[  102.029833] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 2971 09:01:56.579497  <1>[  102.040095] Mem abort info:
 2972 09:01:56.579701  <1>[  102.043165]   ESR = 0x86000004
 2973 09:01:56.579886  <1>[  102.046544]   EC = 0x21: IABT (current EL), IL = 32 bits
 2974 09:01:56.581587  <1>[  102.052175]   SET = 0, FnV = 0
 2975 09:01:56.621802  <1>[  102.055527]   EA = 0, S1PTW = 0
 2976 09:01:56.622128  <1>[  102.058946] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088738a000
 2977 09:01:56.622333  <1>[  102.065685] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 2978 09:01:56.622525  <0>[  102.072797] Internal error: Oops: 0000000086000004 [#11] PREEMPT SMP
 2979 09:01:56.622711  <4>[  102.079426] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 2980 09:01:56.624904  <4>[  102.089157] CPU: 1 PID: 1895 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 2981 09:01:56.665032  <4>[  102.097177] Hardware name: ARM Juno development board (r0) (DT)
 2982 09:01:56.665331  <4>[  102.103372] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 2983 09:01:56.665532  <4>[  102.109657] pc : 0x0
 2984 09:01:56.665723  <4>[  102.112120] lr : execute_location+0x84/0xa4
 2985 09:01:56.665910  <4>[  102.116571] sp : ffff800015ca3cd0
 2986 09:01:56.666356  <4>[  102.120151] x29: ffff800015ca3cd0 x28: ffff000800c06200 
 2987 09:01:56.666563  <4>[  102.125745] x27: 0000000000000000 x26: 0000000000000000 
 2988 09:01:56.666749  <4>[  102.131336] x25: ffff800011508b20 x24: ffff800015ca3e20 
 2989 09:01:56.668369  <4>[  102.136930] x23: 000000000000000a x22: ffff000802b7a000 
 2990 09:01:56.708360  <4>[  102.142527] x21: 0000000000000000 x20: ffff800010a04810 
 2991 09:01:56.708587  <4>[  102.148119] x19: 0000000000000000 x18: 0000000000000001 
 2992 09:01:56.708756  <4>[  102.153710] x17: 0000000000000000 x16: 0000000000000000 
 2993 09:01:56.709127  <4>[  102.159302] x15: 0000000000000030 x14: ffffffffffffffff 
 2994 09:01:56.709261  <4>[  102.164893] x13: ffff800095ca39ba x12: ffff800015ca39c3 
 2995 09:01:56.709409  <4>[  102.170484] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 2996 09:01:56.709552  <4>[  102.176076] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 2997 09:01:56.751693  <4>[  102.181667] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 2998 09:01:56.751998  <4>[  102.187259] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 2999 09:01:56.752218  <4>[  102.192850] x3 : 0000000000000000 x2 : 0000000000000000 
 3000 09:01:56.752671  <4>[  102.198442] x1 : ffff000800c06200 x0 : 0000000000000033 
 3001 09:01:56.752879  <4>[  102.204034] Call trace:
 3002 09:01:56.753088  <4>[  102.206746]  0x0
 3003 09:01:56.753291  <4>[  102.208850]  lkdtm_EXEC_NULL+0x20/0x2c
 3004 09:01:56.753499  <4>[  102.212871]  lkdtm_do_action+0x24/0x40
 3005 09:01:56.753702  <4>[  102.216889]  direct_entry+0xd0/0x140
 3006 09:01:56.753892  <4>[  102.220734]  full_proxy_write+0x68/0xbc
 3007 09:01:56.754912  <4>[  102.224840]  vfs_write+0xec/0x20c
 3008 09:01:56.799697  <4>[  102.228423]  ksys_write+0x70/0x100
 3009 09:01:56.800081  <4>[  102.232092]  __arm64_sys_write+0x24/0x30
 3010 09:01:56.800380  <4>[  102.236287]  el0_svc_common.constprop.0+0x84/0x1e0
 3011 09:01:56.800598  <4>[  102.241349]  do_el0_svc+0x2c/0xa4
 3012 09:01:56.800853  <4>[  102.244931]  el0_svc+0x20/0x30
 3013 09:01:56.801088  <4>[  102.248252]  el0_sync_handler+0xb0/0xb4
 3014 09:01:56.801562  <4>[  102.252356]  el0_sync+0x180/0x1c0
 3015 09:01:56.801842  <0>[  102.255944] Code: bad PC value
 3016 09:01:56.802870  <4>[  102.259268] ---[ end trace 5458e9bd597c2e97 ]---
 3017 09:01:56.803173  # Segmentation fault
 3018 09:01:56.906875  # [  102.012103] lkdtm: Performing direct entry EXEC_NULL
 3019 09:01:56.907194  # [  102.017410] lkdtm: attempting ok execution at ffff800010a04810
 3020 09:01:56.907419  # [  102.023579] lkdtm: attempting bad execution at 0000000000000000
 3021 09:01:56.907873  # [  102.029833] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3022 09:01:56.908080  # [  102.040095] Mem abort info:
 3023 09:01:56.908289  # [  102.043165]   ESR = 0x86000004
 3024 09:01:56.908493  # [  102.046544]   EC = 0x21: IABT (current EL), IL = 32 bits
 3025 09:01:56.908697  # [  102.052175]   SET = 0, FnV = 0
 3026 09:01:56.910071  # [  102.055527]   EA = 0, S1PTW = 0
 3027 09:01:56.950036  # [  102.058946] user pgtable: 4k pages, 48-bit VAs, pgdp=000000088738a000
 3028 09:01:56.950273  # [  102.065685] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3029 09:01:56.950470  # [  102.072797] Internal error: Oops: 0000000086000004 [#11] PREEMPT SMP
 3030 09:01:56.950862  # [  102.079426] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3031 09:01:56.951014  # [  102.089157] CPU: 1 PID: 1895 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3032 09:01:56.953251  # [  102.097177] Hardware name: ARM Juno development board (r0) (DT)
 3033 09:01:56.993198  # [  102.103372] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3034 09:01:56.993431  # [  102.109657] pc : 0x0
 3035 09:01:56.993604  # [  102.112120] lr : execute_location+0x84/0xa4
 3036 09:01:56.993755  # [  102.116571] sp : ffff800015ca3cd0
 3037 09:01:56.994127  # [  102.120151] x29: ffff800015ca3cd0 x28: ffff000800c06200 
 3038 09:01:56.994271  # [  102.125745] x27: 0000000000000000 x26: 0000000000000000 
 3039 09:01:56.994418  # [  102.131336] x25: ffff800011508b20 x24: ffff800015ca3e20 
 3040 09:01:56.994556  # [  102.136930] x23: 000000000000000a x22: ffff000802b7a000 
 3041 09:01:56.995497  # [  102.142527] x21: 0000000000000000 x20: ffff800010a04810 
 3042 09:01:57.036379  # [  102.148119] x19: 0000000000000000 x18: 0000000000000001 
 3043 09:01:57.036607  # [  102.153710] x17: 0000000000000000 x16: 0000000000000000 
 3044 09:01:57.036778  # [  102.159302] x15: 0000000000000030 x14: ffffffffffffffff 
 3045 09:01:57.036935  # [  102.164893] x13: ffff800095ca39ba x12: ffff800015ca39c3 
 3046 09:01:57.037338  # [  102.170484] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3047 09:01:57.037486  # [  102.176076] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3048 09:01:57.037635  # [  102.181667] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3049 09:01:57.079543  # [  102.187259] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 3050 09:01:57.079805  # [  102.192850] x3 : 0000000000000000 x2 : 0000000000000000 
 3051 09:01:57.080013  # [  102.198442] x1 : ffff000800c06200 x0 : 0000000000000033 
 3052 09:01:57.080215  # [  102.204034] Call trace:
 3053 09:01:57.080391  # [  102.206746]  0x0
 3054 09:01:57.080790  # [  102.208850]  lkdtm_EXEC_NULL+0x20/0x2c
 3055 09:01:57.080943  # [  102.212871]  lkdtm_do_action+0x24/0x40
 3056 09:01:57.081123  # [  102.216889]  direct_entry+0xd0/0x140
 3057 09:01:57.081276  # [  102.220734]  full_proxy_write+0x68/0xbc
 3058 09:01:57.081420  # [  102.224840]  vfs_write+0xec/0x20c
 3059 09:01:57.081560  # [  102.228423]  ksys_write+0x70/0x100
 3060 09:01:57.082814  # [  102.232092]  __arm64_sys_write+0x24/0x30
 3061 09:01:57.127456  # [  102.236287]  el0_svc_common.constprop.0+0x84/0x1e0
 3062 09:01:57.127682  # [  102.241349]  do_el0_svc+0x2c/0xa4
 3063 09:01:57.127854  # [  102.244931]  el0_svc+0x20/0x30
 3064 09:01:57.128005  # [  102.248252]  el0_sync_handler+0xb0/0xb4
 3065 09:01:57.128149  # [  102.252356]  el0_sync+0x180/0x1c0
 3066 09:01:57.128289  # [  102.255944] Code: bad PC value
 3067 09:01:57.128669  # [  102.259268] ---[ end trace 5458e9bd597c2e97 ]---
 3068 09:01:57.128802  # EXEC_NULL: saw 'call trace:': ok
 3069 09:01:57.128944  ok 36 selftests: lkdtm: EXEC_NULL.sh
 3070 09:01:57.130635  # selftests: lkdtm: ACCESS_USERSPACE.sh
 3071 09:01:57.229306  <6>[  102.665802] lkdtm: Performing direct entry ACCESS_USERSPACE
 3072 09:01:57.229534  <6>[  102.671800] lkdtm: attempting bad read at 0000ffffb82a1000
 3073 09:01:57.229706  <3>[  102.677617] lkdtm: FAIL: survived bad read
 3074 09:01:57.232451  <6>[  102.682034] lkdtm: attempting bad write at 0000ffffb82a1000
 3075 09:01:57.232627  <3>[  102.688009] lkdtm: FAIL: survived bad write
 3076 09:01:57.329223  # [  102.665802] lkdtm: Performing direct entry ACCESS_USERSPACE
 3077 09:01:57.329528  # [  102.671800] lkdtm: attempting bad read at 0000ffffb82a1000
 3078 09:01:57.329747  # [  102.677617] lkdtm: FAIL: survived bad read
 3079 09:01:57.329952  # [  102.682034] lkdtm: attempting bad write at 0000ffffb82a1000
 3080 09:01:57.330413  # [  102.688009] lkdtm: FAIL: survived bad write
 3081 09:01:57.332389  # ACCESS_USERSPACE: missing 'call trace:': [FAIL]
 3082 09:01:57.364279  not ok 37 selftests: lkdtm: ACCESS_USERSPACE.sh # exit=1
 3083 09:01:57.380224  # selftests: lkdtm: ACCESS_NULL.sh
 3084 09:01:57.676840  <6>[  103.109367] lkdtm: Performing direct entry ACCESS_NULL
 3085 09:01:57.677099  <6>[  103.114837] lkdtm: attempting bad read at 0000000000000000
 3086 09:01:57.677528  <1>[  103.120676] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3087 09:01:57.677689  <1>[  103.129811] Mem abort info:
 3088 09:01:57.677855  <1>[  103.132978]   ESR = 0x96000004
 3089 09:01:57.678022  <1>[  103.136428]   EC = 0x25: DABT (current EL), IL = 32 bits
 3090 09:01:57.678185  <1>[  103.142074]   SET = 0, FnV = 0
 3091 09:01:57.678361  <1>[  103.145436]   EA = 0, S1PTW = 0
 3092 09:01:57.680072  <1>[  103.148864] Data abort info:
 3093 09:01:57.720274  <1>[  103.152109]   ISV = 0, ISS = 0x00000004
 3094 09:01:57.720542  <1>[  103.156247]   CM = 0, WnR = 0
 3095 09:01:57.720697  <1>[  103.159507] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884259000
 3096 09:01:57.721042  <1>[  103.166249] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3097 09:01:57.721168  <0>[  103.173356] Internal error: Oops: 0000000096000004 [#12] PREEMPT SMP
 3098 09:01:57.721287  <4>[  103.179989] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3099 09:01:57.723549  <4>[  103.189721] CPU: 2 PID: 1973 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3100 09:01:57.763671  <4>[  103.197743] Hardware name: ARM Juno development board (r0) (DT)
 3101 09:01:57.764143  <4>[  103.203943] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3102 09:01:57.764293  <4>[  103.210233] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3103 09:01:57.764418  <4>[  103.214775] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3104 09:01:57.764530  <4>[  103.219317] sp : ffff800015e43cf0
 3105 09:01:57.764638  <4>[  103.222900] x29: ffff800015e43cf0 x28: ffff000803e53100 
 3106 09:01:57.764744  <4>[  103.228502] x27: 0000000000000000 x26: 0000000000000000 
 3107 09:01:57.766981  <4>[  103.234102] x25: ffff800011508b20 x24: ffff800015e43e20 
 3108 09:01:57.807036  <4>[  103.239696] x23: 000000000000000c x22: ffff00080404c000 
 3109 09:01:57.807357  <4>[  103.245294] x21: ffff800011a24cb0 x20: 0000000000000000 
 3110 09:01:57.807580  <4>[  103.250889] x19: 0000000000000027 x18: 0000000000000000 
 3111 09:01:57.807790  <4>[  103.256481] x17: 0000000000000000 x16: 0000000000000000 
 3112 09:01:57.808240  <4>[  103.262073] x15: 0000000000000030 x14: ffffffffffffffff 
 3113 09:01:57.808450  <4>[  103.267665] x13: ffff800095e439da x12: ffff800015e439e2 
 3114 09:01:57.808661  <4>[  103.273257] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3115 09:01:57.810232  <4>[  103.278848] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3116 09:01:57.850406  <4>[  103.284440] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3117 09:01:57.850713  <4>[  103.290031] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3118 09:01:57.850934  <4>[  103.295623] x3 : 0000000000000000 x2 : 0000000000000000 
 3119 09:01:57.851142  <4>[  103.301214] x1 : 000000000000c0de x0 : ffff800011a25000 
 3120 09:01:57.851591  <4>[  103.306806] Call trace:
 3121 09:01:57.851801  <4>[  103.309519]  lkdtm_ACCESS_NULL+0x34/0x78
 3122 09:01:57.852011  <4>[  103.313714]  lkdtm_do_action+0x24/0x40
 3123 09:01:57.852217  <4>[  103.317732]  direct_entry+0xd0/0x140
 3124 09:01:57.853550  <4>[  103.321578]  full_proxy_write+0x68/0xbc
 3125 09:01:57.903734  <4>[  103.325683]  vfs_write+0xec/0x20c
 3126 09:01:57.903963  <4>[  103.329267]  ksys_write+0x70/0x100
 3127 09:01:57.904181  <4>[  103.332936]  __arm64_sys_write+0x24/0x30
 3128 09:01:57.904347  <4>[  103.337131]  el0_svc_common.constprop.0+0x84/0x1e0
 3129 09:01:57.904500  <4>[  103.342194]  do_el0_svc+0x2c/0xa4
 3130 09:01:57.904650  <4>[  103.345776]  el0_svc+0x20/0x30
 3131 09:01:57.904801  <4>[  103.349097]  el0_sync_handler+0xb0/0xb4
 3132 09:01:57.905016  <4>[  103.353202]  el0_sync+0x180/0x1c0
 3133 09:01:57.905414  <0>[  103.356788] Code: 91348000 97ffdf98 d2981bc1 f0003e60 (f9400293) 
 3134 09:01:57.905567  <4>[  103.363158] ---[ end trace 5458e9bd597c2e98 ]---
 3135 09:01:57.906867  # Segmentation fault
 3136 09:01:58.010775  # [  103.109367] lkdtm: Performing direct entry ACCESS_NULL
 3137 09:01:58.011004  # [  103.114837] lkdtm: attempting bad read at 0000000000000000
 3138 09:01:58.011134  # [  103.120676] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
 3139 09:01:58.011251  # [  103.129811] Mem abort info:
 3140 09:01:58.011584  # [  103.132978]   ESR = 0x96000004
 3141 09:01:58.011711  # [  103.136428]   EC = 0x25: DABT (current EL), IL = 32 bits
 3142 09:01:58.011826  # [  103.142074]   SET = 0, FnV = 0
 3143 09:01:58.011935  # [  103.145436]   EA = 0, S1PTW = 0
 3144 09:01:58.013992  # [  103.148864] Data abort info:
 3145 09:01:58.053895  # [  103.152109]   ISV = 0, ISS = 0x00000004
 3146 09:01:58.054141  # [  103.156247]   CM = 0, WnR = 0
 3147 09:01:58.054311  # [  103.159507] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000884259000
 3148 09:01:58.054687  # [  103.166249] [0000000000000000] pgd=0000000000000000, p4d=0000000000000000
 3149 09:01:58.054829  # [  103.173356] Internal error: Oops: 0000000096000004 [#12] PREEMPT SMP
 3150 09:01:58.054977  # [  103.179989] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3151 09:01:58.057115  # [  103.189721] CPU: 2 PID: 1973 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3152 09:01:58.097088  # [  103.197743] Hardware name: ARM Juno development board (r0) (DT)
 3153 09:01:58.097318  # [  103.203943] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3154 09:01:58.097472  # [  103.210233] pc : lkdtm_ACCESS_NULL+0x34/0x78
 3155 09:01:58.097838  # [  103.214775] lr : lkdtm_ACCESS_NULL+0x2c/0x78
 3156 09:01:58.097988  # [  103.219317] sp : ffff800015e43cf0
 3157 09:01:58.098139  # [  103.222900] x29: ffff800015e43cf0 x28: ffff000803e53100 
 3158 09:01:58.098263  # [  103.228502] x27: 0000000000000000 x26: 0000000000000000 
 3159 09:01:58.100337  # [  103.234102] x25: ffff800011508b20 x24: ffff800015e43e20 
 3160 09:01:58.140235  # [  103.239696] x23: 000000000000000c x22: ffff00080404c000 
 3161 09:01:58.140463  # [  103.245294] x21: ffff800011a24cb0 x20: 0000000000000000 
 3162 09:01:58.140620  # [  103.250889] x19: 0000000000000027 x18: 0000000000000000 
 3163 09:01:58.140982  # [  103.256481] x17: 0000000000000000 x16: 0000000000000000 
 3164 09:01:58.141131  # [  103.262073] x15: 0000000000000030 x14: ffffffffffffffff 
 3165 09:01:58.141259  # [  103.267665] x13: ffff800095e439da x12: ffff800015e439e2 
 3166 09:01:58.141379  # [  103.273257] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3167 09:01:58.143475  # [  103.278848] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3168 09:01:58.183424  # [  103.284440] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3169 09:01:58.183648  # [  103.290031] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 3170 09:01:58.183818  # [  103.295623] x3 : 0000000000000000 x2 : 0000000000000000 
 3171 09:01:58.184191  # [  103.301214] x1 : 000000000000c0de x0 : ffff800011a25000 
 3172 09:01:58.184327  # [  103.306806] Call trace:
 3173 09:01:58.184472  # [  103.309519]  lkdtm_ACCESS_NULL+0x34/0x78
 3174 09:01:58.184621  # [  103.313714]  lkdtm_do_action+0x24/0x40
 3175 09:01:58.184760  # [  103.317732]  direct_entry+0xd0/0x140
 3176 09:01:58.184897  # [  103.321578]  full_proxy_write+0x68/0xbc
 3177 09:01:58.186632  # [  103.325683]  vfs_write+0xec/0x20c
 3178 09:01:58.226588  # [  103.329267]  ksys_write+0x70/0x100
 3179 09:01:58.226816  # [  103.332936]  __arm64_sys_write+0x24/0x30
 3180 09:01:58.227020  # [  103.337131]  el0_svc_common.constprop.0+0x84/0x1e0
 3181 09:01:58.227412  # [  103.342194]  do_el0_svc+0x2c/0xa4
 3182 09:01:58.227562  # [  103.345776]  el0_svc+0x20/0x30
 3183 09:01:58.227716  # [  103.349097]  el0_sync_handler+0xb0/0xb4
 3184 09:01:58.227862  # [  103.353202]  el0_sync+0x180/0x1c0
 3185 09:01:58.228004  # [  103.356788] Code: 91348000 97ffdf98 d2981bc1 f0003e60 (f9400293) 
 3186 09:01:58.228144  # [  103.363158] ---[ end trace 5458e9bd597c2e98 ]---
 3187 09:01:58.228319  # ACCESS_NULL: saw 'call trace:': ok
 3188 09:01:58.229860  ok 38 selftests: lkdtm: ACCESS_NULL.sh
 3189 09:01:58.245398  # selftests: lkdtm: WRITE_RO.sh
 3190 09:01:58.354105  <6>[  103.787370] lkdtm: Performing direct entry WRITE_RO
 3191 09:01:58.354609  <6>[  103.792648] lkdtm: attempting bad rodata write at ffff800011509010
 3192 09:01:58.354791  <1>[  103.799176] Unable to handle kernel write to read-only memory at virtual address ffff800011509010
 3193 09:01:58.354956  <1>[  103.809531] Mem abort info:
 3194 09:01:58.355102  <1>[  103.813107]   ESR = 0x9600004e
 3195 09:01:58.355275  <1>[  103.816483]   EC = 0x25: DABT (current EL), IL = 32 bits
 3196 09:01:58.355450  <1>[  103.822092]   SET = 0, FnV = 0
 3197 09:01:58.357356  <1>[  103.825435]   EA = 0, S1PTW = 0
 3198 09:01:58.357664  <1>[  103.828860] Data abort info:
 3199 09:01:58.397560  <1>[  103.832026]   ISV = 0, ISS = 0x0000004e
 3200 09:01:58.397790  <1>[  103.836152]   CM = 0, WnR = 1
 3201 09:01:58.397929  <1>[  103.839410] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3202 09:01:58.398442  <1>[  103.846408] [ffff800011509010] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3203 09:01:58.398603  <0>[  103.857361] Internal error: Oops: 000000009600004e [#13] PREEMPT SMP
 3204 09:01:58.400811  <4>[  103.863990] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3205 09:01:58.440955  <4>[  103.873720] CPU: 2 PID: 2019 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3206 09:01:58.441277  <4>[  103.881740] Hardware name: ARM Juno development board (r0) (DT)
 3207 09:01:58.441771  <4>[  103.887935] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3208 09:01:58.442037  <4>[  103.894223] pc : lkdtm_WRITE_RO+0x44/0x5c
 3209 09:01:58.442239  <4>[  103.898506] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3210 09:01:58.442435  <4>[  103.902785] sp : ffff800015f1bcf0
 3211 09:01:58.442639  <4>[  103.906369] x29: ffff800015f1bcf0 x28: ffff000800b9b100 
 3212 09:01:58.444099  <4>[  103.911966] x27: 0000000000000000 x26: 0000000000000000 
 3213 09:01:58.484264  <4>[  103.917569] x25: ffff800011508b20 x24: ffff800015f1be20 
 3214 09:01:58.484492  <4>[  103.923166] x23: 0000000000000009 x22: ffff0008056f2000 
 3215 09:01:58.484672  <4>[  103.928760] x21: ffff800011a24cc0 x20: ffff800011508da0 
 3216 09:01:58.484827  <4>[  103.934355] x19: ffff800011509000 x18: 0000000000000000 
 3217 09:01:58.484976  <4>[  103.939948] x17: 0000000000000000 x16: 0000000000000000 
 3218 09:01:58.485348  <4>[  103.945543] x15: 0000000000000030 x14: ffffffffffffffff 
 3219 09:01:58.485491  <4>[  103.951135] x13: ffff800095f1b9da x12: ffff800015f1b9e2 
 3220 09:01:58.487485  <4>[  103.956727] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3221 09:01:58.527645  <4>[  103.962319] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3222 09:01:58.527919  <4>[  103.967910] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3223 09:01:58.528096  <4>[  103.973502] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 3224 09:01:58.528246  <4>[  103.979093] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3225 09:01:58.528619  <4>[  103.984685] x1 : 000000000198b861 x0 : ffff800011a25c10 
 3226 09:01:58.528776  <4>[  103.990276] Call trace:
 3227 09:01:58.528911  <4>[  103.992989]  lkdtm_WRITE_RO+0x44/0x5c
 3228 09:01:58.529040  <4>[  103.996923]  lkdtm_do_action+0x24/0x40
 3229 09:01:58.530936  <4>[  104.000942]  direct_entry+0xd0/0x140
 3230 09:01:58.570900  <4>[  104.004787]  full_proxy_write+0x68/0xbc
 3231 09:01:58.571165  <4>[  104.008893]  vfs_write+0xec/0x20c
 3232 09:01:58.571381  <4>[  104.012477]  ksys_write+0x70/0x100
 3233 09:01:58.571555  <4>[  104.016146]  __arm64_sys_write+0x24/0x30
 3234 09:01:58.571955  <4>[  104.020341]  el0_svc_common.constprop.0+0x84/0x1e0
 3235 09:01:58.572118  <4>[  104.025404]  do_el0_svc+0x2c/0xa4
 3236 09:01:58.572282  <4>[  104.028986]  el0_svc+0x20/0x30
 3237 09:01:58.572436  <4>[  104.032308]  el0_sync_handler+0xb0/0xb4
 3238 09:01:58.572586  <4>[  104.036412]  el0_sync+0x180/0x1c0
 3239 09:01:58.574096  <0>[  104.039999] Code: f2b579a2 f0003e60 ca020021 91304000 (f9000a61) 
 3240 09:01:58.589025  <4>[  104.046369] ---[ end trace 5458e9bd597c2e99 ]---
 3241 09:01:58.589256  # Segmentation fault
 3242 09:01:58.693147  # [  103.787370] lkdtm: Performing direct entry WRITE_RO
 3243 09:01:58.693506  # [  103.792648] lkdtm: attempting bad rodata write at ffff800011509010
 3244 09:01:58.693745  # [  103.799176] Unable to handle kernel write to read-only memory at virtual address ffff800011509010
 3245 09:01:58.694214  # [  103.809531] Mem abort info:
 3246 09:01:58.694446  # [  103.813107]   ESR = 0x9600004e
 3247 09:01:58.694671  # [  103.816483]   EC = 0x25: DABT (current EL), IL = 32 bits
 3248 09:01:58.694894  # [  103.822092]   SET = 0, FnV = 0
 3249 09:01:58.695111  # [  103.825435]   EA = 0, S1PTW = 0
 3250 09:01:58.696389  # [  103.828860] Data abort info:
 3251 09:01:58.736296  # [  103.832026]   ISV = 0, ISS = 0x0000004e
 3252 09:01:58.736545  # [  103.836152]   CM = 0, WnR = 1
 3253 09:01:58.736749  # [  103.839410] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3254 09:01:58.737173  # [  103.846408] [ffff800011509010] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0060000081600781
 3255 09:01:58.737341  # [  103.857361] Internal error: Oops: 000000009600004e [#13] PREEMPT SMP
 3256 09:01:58.737505  # [  103.863990] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3257 09:01:58.779438  # [  103.873720] CPU: 2 PID: 2019 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3258 09:01:58.779763  # [  103.881740] Hardware name: ARM Juno development board (r0) (DT)
 3259 09:01:58.779999  # [  103.887935] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3260 09:01:58.780468  # [  103.894223] pc : lkdtm_WRITE_RO+0x44/0x5c
 3261 09:01:58.780690  # [  103.898506] lr : lkdtm_WRITE_RO+0x2c/0x5c
 3262 09:01:58.780910  # [  103.902785] sp : ffff800015f1bcf0
 3263 09:01:58.781121  # [  103.906369] x29: ffff800015f1bcf0 x28: ffff000800b9b100 
 3264 09:01:58.781333  # [  103.911966] x27: 0000000000000000 x26: 0000000000000000 
 3265 09:01:58.822596  # [  103.917569] x25: ffff800011508b20 x24: ffff800015f1be20 
 3266 09:01:58.822918  # [  103.923166] x23: 0000000000000009 x22: ffff0008056f2000 
 3267 09:01:58.823152  # [  103.928760] x21: ffff800011a24cc0 x20: ffff800011508da0 
 3268 09:01:58.823641  # [  103.934355] x19: ffff800011509000 x18: 0000000000000000 
 3269 09:01:58.823868  # [  103.939948] x17: 0000000000000000 x16: 0000000000000000 
 3270 09:01:58.824085  # [  103.945543] x15: 0000000000000030 x14: ffffffffffffffff 
 3271 09:01:58.824295  # [  103.951135] x13: ffff800095f1b9da x12: ffff800015f1b9e2 
 3272 09:01:58.825842  # [  103.956727] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3273 09:01:58.865802  # [  103.962319] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3274 09:01:58.866150  # [  103.967910] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3275 09:01:58.866386  # [  103.973502] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 3276 09:01:58.866606  # [  103.979093] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3277 09:01:58.867080  # [  103.984685] x1 : 000000000198b861 x0 : ffff800011a25c10 
 3278 09:01:58.867302  # [  103.990276] Call trace:
 3279 09:01:58.867520  # [  103.992989]  lkdtm_WRITE_RO+0x44/0x5c
 3280 09:01:58.867722  # [  103.996923]  lkdtm_do_action+0x24/0x40
 3281 09:01:58.867922  # [  104.000942]  direct_entry+0xd0/0x140
 3282 09:01:58.869007  # [  104.004787]  full_proxy_write+0x68/0xbc
 3283 09:01:58.908895  # [  104.008893]  vfs_write+0xec/0x20c
 3284 09:01:58.909261  # [  104.012477]  ksys_write+0x70/0x100
 3285 09:01:58.909501  # [  104.016146]  __arm64_sys_write+0x24/0x30
 3286 09:01:58.909722  # [  104.020341]  el0_svc_common.constprop.0+0x84/0x1e0
 3287 09:01:58.910199  # [  104.025404]  do_el0_svc+0x2c/0xa4
 3288 09:01:58.910432  # [  104.028986]  el0_svc+0x20/0x30
 3289 09:01:58.910645  # [  104.032308]  el0_sync_handler+0xb0/0xb4
 3290 09:01:58.910856  # [  104.036412]  el0_sync+0x180/0x1c0
 3291 09:01:58.911065  # [  104.039999] Code: f2b579a2 f0003e60 ca020021 91304000 (f9000a61) 
 3292 09:01:58.912098  # [  104.046369] ---[ end trace 5458e9bd597c2e99 ]---
 3293 09:01:58.912302  # WRITE_RO: saw 'call trace:': ok
 3294 09:01:58.929606  ok 39 selftests: lkdtm: WRITE_RO.sh
 3295 09:01:58.932739  # selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3296 09:01:59.031463  <6>[  104.465910] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3297 09:01:59.031720  <6>[  104.472123] lkdtm: attempting bad ro_after_init write at ffff800011af91a8
 3298 09:01:59.031937  <1>[  104.479416] Unable to handle kernel write to read-only memory at virtual address ffff800011af91a8
 3299 09:01:59.032131  <1>[  104.488847] Mem abort info:
 3300 09:01:59.032291  <1>[  104.491978]   ESR = 0x9600004f
 3301 09:01:59.032446  <1>[  104.495308]   EC = 0x25: DABT (current EL), IL = 32 bits
 3302 09:01:59.032596  <1>[  104.500927]   SET = 0, FnV = 0
 3303 09:01:59.034599  <1>[  104.504270]   EA = 0, S1PTW = 0
 3304 09:01:59.074801  <1>[  104.507700] Data abort info:
 3305 09:01:59.075150  <1>[  104.510858]   ISV = 0, ISS = 0x0000004f
 3306 09:01:59.075360  <1>[  104.514985]   CM = 0, WnR = 1
 3307 09:01:59.075490  <1>[  104.518243] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3308 09:01:59.075854  <1>[  104.525240] [ffff800011af91a8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cf9783
 3309 09:01:59.076039  <0>[  104.538120] Internal error: Oops: 000000009600004f [#14] PREEMPT SMP
 3310 09:01:59.118404  <4>[  104.544751] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3311 09:01:59.118683  <4>[  104.554484] CPU: 1 PID: 2065 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3312 09:01:59.118863  <4>[  104.562510] Hardware name: ARM Juno development board (r0) (DT)
 3313 09:01:59.119152  <4>[  104.568709] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3314 09:01:59.119364  <4>[  104.574997] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3315 09:01:59.119561  <4>[  104.580240] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3316 09:01:59.119757  <4>[  104.585477] sp : ffff800015fc3cf0
 3317 09:01:59.121552  <4>[  104.589057] x29: ffff800015fc3cf0 x28: ffff000804013100 
 3318 09:01:59.161573  <4>[  104.594653] x27: 0000000000000000 x26: 0000000000000000 
 3319 09:01:59.161803  <4>[  104.600249] x25: ffff800011508b20 x24: ffff800015fc3e20 
 3320 09:01:59.161981  <4>[  104.605844] x23: 0000000000000014 x22: ffff00080662b000 
 3321 09:01:59.162151  <4>[  104.611439] x21: ffff800011a24cd0 x20: ffff800011508db0 
 3322 09:01:59.162301  <4>[  104.617031] x19: ffff800011af9000 x18: 0000000000000000 
 3323 09:01:59.162673  <4>[  104.622622] x17: 0000000000000000 x16: 0000000000000000 
 3324 09:01:59.162814  <4>[  104.628214] x15: 0000000000000030 x14: ffffffffffffffff 
 3325 09:01:59.164812  <4>[  104.633805] x13: ffff800095fc39da x12: ffff800015fc39e2 
 3326 09:01:59.204904  <4>[  104.639396] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3327 09:01:59.205135  <4>[  104.644988] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3328 09:01:59.205315  <4>[  104.650579] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3329 09:01:59.205470  <4>[  104.656171] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 3330 09:01:59.205848  <4>[  104.661762] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3331 09:01:59.205993  <4>[  104.667353] x1 : 00000000fe67479e x0 : ffff800011a25c10 
 3332 09:01:59.206170  <4>[  104.672945] Call trace:
 3333 09:01:59.208160  <4>[  104.675659]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3334 09:01:59.248214  <4>[  104.680549]  lkdtm_do_action+0x24/0x40
 3335 09:01:59.248452  <4>[  104.684568]  direct_entry+0xd0/0x140
 3336 09:01:59.248636  <4>[  104.688413]  full_proxy_write+0x68/0xbc
 3337 09:01:59.248794  <4>[  104.692519]  vfs_write+0xec/0x20c
 3338 09:01:59.248942  <4>[  104.696103]  ksys_write+0x70/0x100
 3339 09:01:59.249317  <4>[  104.699772]  __arm64_sys_write+0x24/0x30
 3340 09:01:59.249457  <4>[  104.703967]  el0_svc_common.constprop.0+0x84/0x1e0
 3341 09:01:59.249607  <4>[  104.709029]  do_el0_svc+0x2c/0xa4
 3342 09:01:59.249748  <4>[  104.712611]  el0_svc+0x20/0x30
 3343 09:01:59.249886  <4>[  104.715932]  el0_sync_handler+0xb0/0xb4
 3344 09:01:59.251516  <4>[  104.720037]  el0_sync+0x180/0x1c0
 3345 09:01:59.269243  <0>[  104.723623] Code: f2b579a2 f0003e60 ca020021 91304000 (f900d661) 
 3346 09:01:59.272394  <4>[  104.729993] ---[ end trace 5458e9bd597c2e9a ]---
 3347 09:01:59.272663  # Segmentation fault
 3348 09:01:59.376365  # [  104.465910] lkdtm: Performing direct entry WRITE_RO_AFTER_INIT
 3349 09:01:59.376591  # [  104.472123] lkdtm: attempting bad ro_after_init write at ffff800011af91a8
 3350 09:01:59.376724  # [  104.479416] Unable to handle kernel write to read-only memory at virtual address ffff800011af91a8
 3351 09:01:59.376844  # [  104.488847] Mem abort info:
 3352 09:01:59.376957  # [  104.491978]   ESR = 0x9600004f
 3353 09:01:59.377065  # [  104.495308]   EC = 0x25: DABT (current EL), IL = 32 bits
 3354 09:01:59.377398  # [  104.500927]   SET = 0, FnV = 0
 3355 09:01:59.379589  # [  104.504270]   EA = 0, S1PTW = 0
 3356 09:01:59.379795  # [  104.507700] Data abort info:
 3357 09:01:59.419528  # [  104.510858]   ISV = 0, ISS = 0x0000004f
 3358 09:01:59.419755  # [  104.514985]   CM = 0, WnR = 1
 3359 09:01:59.419888  # [  104.518243] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3360 09:01:59.420007  # [  104.525240] [ffff800011af91a8] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffc003, pte=0060000081cf9783
 3361 09:01:59.420121  # [  104.538120] Internal error: Oops: 000000009600004f [#14] PREEMPT SMP
 3362 09:01:59.422741  # [  104.544751] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3363 09:01:59.462698  # [  104.554484] CPU: 1 PID: 2065 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3364 09:01:59.462940  # [  104.562510] Hardware name: ARM Juno development board (r0) (DT)
 3365 09:01:59.463091  # [  104.568709] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3366 09:01:59.463225  # [  104.574997] pc : lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3367 09:01:59.463341  # [  104.580240] lr : lkdtm_WRITE_RO_AFTER_INIT+0x50/0x80
 3368 09:01:59.463449  # [  104.585477] sp : ffff800015fc3cf0
 3369 09:01:59.463780  # [  104.589057] x29: ffff800015fc3cf0 x28: ffff000804013100 
 3370 09:01:59.505882  # [  104.594653] x27: 0000000000000000 x26: 0000000000000000 
 3371 09:01:59.506163  # [  104.600249] x25: ffff800011508b20 x24: ffff800015fc3e20 
 3372 09:01:59.506337  # [  104.605844] x23: 0000000000000014 x22: ffff00080662b000 
 3373 09:01:59.506483  # [  104.611439] x21: ffff800011a24cd0 x20: ffff800011508db0 
 3374 09:01:59.506851  # [  104.617031] x19: ffff800011af9000 x18: 0000000000000000 
 3375 09:01:59.507000  # [  104.622622] x17: 0000000000000000 x16: 0000000000000000 
 3376 09:01:59.507133  # [  104.628214] x15: 0000000000000030 x14: ffffffffffffffff 
 3377 09:01:59.509141  # [  104.633805] x13: ffff800095fc39da x12: ffff800015fc39e2 
 3378 09:01:59.549002  # [  104.639396] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3379 09:01:59.549254  # [  104.644988] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3380 09:01:59.549466  # [  104.650579] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3381 09:01:59.549644  # [  104.656171] x5 : ffff8000125a5c88 x4 : ffff00097ef08c68 
 3382 09:01:59.549808  # [  104.661762] x3 : 0000000000000000 x2 : 00000000abcd1234 
 3383 09:01:59.550216  # [  104.667353] x1 : 00000000fe67479e x0 : ffff800011a25c10 
 3384 09:01:59.550397  # [  104.672945] Call trace:
 3385 09:01:59.550574  # [  104.675659]  lkdtm_WRITE_RO_AFTER_INIT+0x68/0x80
 3386 09:01:59.552179  # [  104.680549]  lkdtm_do_action+0x24/0x40
 3387 09:01:59.592152  # [  104.684568]  direct_entry+0xd0/0x140
 3388 09:01:59.592405  # [  104.688413]  full_proxy_write+0x68/0xbc
 3389 09:01:59.592572  # [  104.692519]  vfs_write+0xec/0x20c
 3390 09:01:59.592718  # [  104.696103]  ksys_write+0x70/0x100
 3391 09:01:59.592853  # [  104.699772]  __arm64_sys_write+0x24/0x30
 3392 09:01:59.592982  # [  104.703967]  el0_svc_common.constprop.0+0x84/0x1e0
 3393 09:01:59.593104  # [  104.709029]  do_el0_svc+0x2c/0xa4
 3394 09:01:59.593221  # [  104.712611]  el0_svc+0x20/0x30
 3395 09:01:59.593590  # [  104.715932]  el0_sync_handler+0xb0/0xb4
 3396 09:01:59.593732  # [  104.720037]  el0_sync+0x180/0x1c0
 3397 09:01:59.595363  # [  104.723623] Code: f2b579a2 f0003e60 ca020021 91304000 (f900d661) 
 3398 09:01:59.617958  # [  104.729993] ---[ end trace 5458e9bd597c2e9a ]---
 3399 09:01:59.618195  # WRITE_RO_AFTER_INIT: saw 'call trace:': ok
 3400 09:01:59.618329  ok 40 selftests: lkdtm: WRITE_RO_AFTER_INIT.sh
 3401 09:01:59.621108  # selftests: lkdtm: WRITE_KERN.sh
 3402 09:01:59.727091  <6>[  105.159812] lkdtm: Performing direct entry WRITE_KERN
 3403 09:01:59.727324  <6>[  105.165209] lkdtm: attempting bad 8723664 byte write at ffff8000112564e0
 3404 09:01:59.727482  <1>[  105.172265] Unable to handle kernel write to read-only memory at virtual address ffff8000112564e0
 3405 09:01:59.727604  <1>[  105.182748] Mem abort info:
 3406 09:01:59.727719  <1>[  105.185986]   ESR = 0x9600004f
 3407 09:01:59.728252  <1>[  105.189455]   EC = 0x25: DABT (current EL), IL = 32 bits
 3408 09:01:59.728448  <1>[  105.195076]   SET = 0, FnV = 0
 3409 09:01:59.730300  <1>[  105.198418]   EA = 0, S1PTW = 0
 3410 09:01:59.730522  <1>[  105.201844] Data abort info:
 3411 09:01:59.770590  <1>[  105.205070]   ISV = 0, ISS = 0x0000004f
 3412 09:01:59.770819  <1>[  105.209203]   CM = 0, WnR = 1
 3413 09:01:59.770956  <1>[  105.212464] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3414 09:01:59.771138  <1>[  105.219489] [ffff8000112564e0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081456783
 3415 09:01:59.771598  <0>[  105.232370] Internal error: Oops: 000000009600004f [#15] PREEMPT SMP
 3416 09:01:59.773766  <4>[  105.239001] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3417 09:01:59.813927  <4>[  105.248737] CPU: 1 PID: 2111 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3418 09:01:59.814221  <4>[  105.256757] Hardware name: ARM Juno development board (r0) (DT)
 3419 09:01:59.814415  <4>[  105.262953] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3420 09:01:59.814584  <4>[  105.269242] pc : __memcpy+0x110/0x180
 3421 09:01:59.814740  <4>[  105.273175] lr : lkdtm_WRITE_KERN+0x54/0x88
 3422 09:01:59.814892  <4>[  105.277625] sp : ffff8000160a3ce0
 3423 09:01:59.815273  <4>[  105.281209] x29: ffff8000160a3ce0 x28: ffff000800c49880 
 3424 09:01:59.817181  <4>[  105.286805] x27: 0000000000000000 x26: 0000000000000000 
 3425 09:01:59.857266  <4>[  105.292399] x25: ffff800011508b20 x24: ffff8000160a3e20 
 3426 09:01:59.857723  <4>[  105.297995] x23: 000000000000000b x22: ffff000807e1a000 
 3427 09:01:59.857876  <4>[  105.303593] x21: 0000000000851cd0 x20: ffff800010a04810 
 3428 09:01:59.857998  <4>[  105.309188] x19: ffff8000112564e0 x18: 0000000000000000 
 3429 09:01:59.858142  <4>[  105.314784] x17: 0000000000000000 x16: 0000000000000000 
 3430 09:01:59.858303  <4>[  105.320376] x15: 0000000000000030 x14: f9000fe097e50256 
 3431 09:01:59.858451  <4>[  105.325968] x13: f945d800910003fd x12: 52819801d2800802 
 3432 09:01:59.900622  <4>[  105.331560] x11: a9be7bfdd0008780 x10: d503233fd503201f 
 3433 09:01:59.900851  <4>[  105.337152] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3434 09:01:59.900987  <4>[  105.342744] x7 : d503201faa1e03e9 x6 : ffff8000112564e0 
 3435 09:01:59.901105  <4>[  105.348336] x5 : ffff8000125a5c88 x4 : 0000000000000000 
 3436 09:01:59.901218  <4>[  105.353927] x3 : 0000000000000000 x2 : 0000000000851c50 
 3437 09:01:59.901551  <4>[  105.359519] x1 : ffff800010a04850 x0 : ffff8000112564e0 
 3438 09:01:59.901686  <4>[  105.365111] Call trace:
 3439 09:01:59.901799  <4>[  105.367826]  __memcpy+0x110/0x180
 3440 09:01:59.903891  <4>[  105.371412]  lkdtm_do_action+0x24/0x40
 3441 09:01:59.944002  <4>[  105.375430]  direct_entry+0xd0/0x140
 3442 09:01:59.944253  <4>[  105.379276]  full_proxy_write+0x68/0xbc
 3443 09:01:59.944389  <4>[  105.383382]  vfs_write+0xec/0x20c
 3444 09:01:59.944506  <4>[  105.386966]  ksys_write+0x70/0x100
 3445 09:01:59.944618  <4>[  105.390635]  __arm64_sys_write+0x24/0x30
 3446 09:01:59.944958  <4>[  105.394830]  el0_svc_common.constprop.0+0x84/0x1e0
 3447 09:01:59.945097  <4>[  105.399893]  do_el0_svc+0x2c/0xa4
 3448 09:01:59.945216  <4>[  105.403475]  el0_svc+0x20/0x30
 3449 09:01:59.945331  <4>[  105.406796]  el0_sync_handler+0xb0/0xb4
 3450 09:01:59.945444  <4>[  105.410901]  el0_sync+0x180/0x1c0
 3451 09:01:59.947307  <0>[  105.414488] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3452 09:01:59.962771  <4>[  105.420858] ---[ end trace 5458e9bd597c2e9b ]---
 3453 09:01:59.963053  # Segmentation fault
 3454 09:02:00.074843  # [  105.159812] lkdtm: Performing direct entry WRITE_KERN
 3455 09:02:00.075094  # [  105.165209] lkdtm: attempting bad 8723664 byte write at ffff8000112564e0
 3456 09:02:00.075508  # [  105.172265] Unable to handle kernel write to read-only memory at virtual address ffff8000112564e0
 3457 09:02:00.075665  # [  105.182748] Mem abort info:
 3458 09:02:00.075827  # [  105.185986]   ESR = 0x9600004f
 3459 09:02:00.075977  # [  105.189455]   EC = 0x25: DABT (current EL), IL = 32 bits
 3460 09:02:00.076123  # [  105.195076]   SET = 0, FnV = 0
 3461 09:02:00.078123  # [  105.198418]   EA = 0, S1PTW = 0
 3462 09:02:00.078328  # [  105.201844] Data abort info:
 3463 09:02:00.117986  # [  105.205070]   ISV = 0, ISS = 0x0000004f
 3464 09:02:00.118271  # [  105.209203]   CM = 0, WnR = 1
 3465 09:02:00.118491  # [  105.212464] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 3466 09:02:00.118905  # [  105.219489] [ffff8000112564e0] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=00000009ffffd003, pte=0050000081456783
 3467 09:02:00.119076  # [  105.232370] Internal error: Oops: 000000009600004f [#15] PREEMPT SMP
 3468 09:02:00.121254  # [  105.239001] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3469 09:02:00.161127  # [  105.248737] CPU: 1 PID: 2111 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3470 09:02:00.161485  # [  105.256757] Hardware name: ARM Juno development board (r0) (DT)
 3471 09:02:00.161793  # [  105.262953] pstate: 20000005 (nzCv daif -PAN -UAO -TCO BTYPE=--)
 3472 09:02:00.162327  # [  105.269242] pc : __memcpy+0x110/0x180
 3473 09:02:00.162574  # [  105.273175] lr : lkdtm_WRITE_KERN+0x54/0x88
 3474 09:02:00.162763  # [  105.277625] sp : ffff8000160a3ce0
 3475 09:02:00.162926  # [  105.281209] x29: ffff8000160a3ce0 x28: ffff000800c49880 
 3476 09:02:00.164363  # [  105.286805] x27: 0000000000000000 x26: 0000000000000000 
 3477 09:02:00.204320  # [  105.292399] x25: ffff800011508b20 x24: ffff8000160a3e20 
 3478 09:02:00.204624  # [  105.297995] x23: 000000000000000b x22: ffff000807e1a000 
 3479 09:02:00.204842  # [  105.303593] x21: 0000000000851cd0 x20: ffff800010a04810 
 3480 09:02:00.205024  # [  105.309188] x19: ffff8000112564e0 x18: 0000000000000000 
 3481 09:02:00.205430  # [  105.314784] x17: 0000000000000000 x16: 0000000000000000 
 3482 09:02:00.205593  # [  105.320376] x15: 0000000000000030 x14: f9000fe097e50256 
 3483 09:02:00.205757  # [  105.325968] x13: f945d800910003fd x12: 52819801d2800802 
 3484 09:02:00.207558  # [  105.331560] x11: a9be7bfdd0008780 x10: d503233fd503201f 
 3485 09:02:00.247477  # [  105.337152] x9 : aa1e03e9d65f03c0 x8 : d50323bfd503233f 
 3486 09:02:00.247752  # [  105.342744] x7 : d503201faa1e03e9 x6 : ffff8000112564e0 
 3487 09:02:00.247994  # [  105.348336] x5 : ffff8000125a5c88 x4 : 0000000000000000 
 3488 09:02:00.248410  # [  105.353927] x3 : 0000000000000000 x2 : 0000000000851c50 
 3489 09:02:00.248594  # [  105.359519] x1 : ffff800010a04850 x0 : ffff8000112564e0 
 3490 09:02:00.248782  # [  105.365111] Call trace:
 3491 09:02:00.248948  # [  105.367826]  __memcpy+0x110/0x180
 3492 09:02:00.249110  # [  105.371412]  lkdtm_do_action+0x24/0x40
 3493 09:02:00.250744  # [  105.375430]  direct_entry+0xd0/0x140
 3494 09:02:00.290619  # [  105.379276]  full_proxy_write+0x68/0xbc
 3495 09:02:00.290889  # [  105.383382]  vfs_write+0xec/0x20c
 3496 09:02:00.291109  # [  105.386966]  ksys_write+0x70/0x100
 3497 09:02:00.291306  # [  105.390635]  __arm64_sys_write+0x24/0x30
 3498 09:02:00.291714  # [  105.394830]  el0_svc_common.constprop.0+0x84/0x1e0
 3499 09:02:00.291879  # [  105.399893]  do_el0_svc+0x2c/0xa4
 3500 09:02:00.292044  # [  105.403475]  el0_svc+0x20/0x30
 3501 09:02:00.292252  # [  105.406796]  el0_sync_handler+0xb0/0xb4
 3502 09:02:00.292404  # [  105.410901]  el0_sync+0x180/0x1c0
 3503 09:02:00.292549  # [  105.414488] Code: a8c12027 a8c12829 a8c1302b a8c1382d (a88120c7) 
 3504 09:02:00.293886  # [  105.420858] ---[ end trace 5458e9bd597c2e9b ]---
 3505 09:02:00.311221  # WRITE_KERN: saw 'call trace:': ok
 3506 09:02:00.314354  ok 41 selftests: lkdtm: WRITE_KERN.sh
 3507 09:02:00.314651  # selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3508 09:02:00.441896  <6>[  105.876648] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3509 09:02:00.442183  <6>[  105.882999] lkdtm: attempting good refcount_inc() without overflow
 3510 09:02:00.442361  <6>[  105.889513] lkdtm: attempting bad refcount_inc() overflow
 3511 09:02:00.442748  <4>[  105.895236] ------------[ cut here ]------------
 3512 09:02:00.442909  <4>[  105.900270] refcount_t: saturated; leaking memory.
 3513 09:02:00.443047  <4>[  105.905431] WARNING: CPU: 1 PID: 2157 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3514 09:02:00.485134  <4>[  105.914148] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3515 09:02:00.485399  <4>[  105.923881] CPU: 1 PID: 2157 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3516 09:02:00.485807  <4>[  105.931901] Hardware name: ARM Juno development board (r0) (DT)
 3517 09:02:00.485980  <4>[  105.938097] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3518 09:02:00.486147  <4>[  105.944378] pc : refcount_warn_saturate+0x74/0x144
 3519 09:02:00.486284  <4>[  105.949440] lr : refcount_warn_saturate+0x74/0x144
 3520 09:02:00.486412  <4>[  105.954499] sp : ffff80001613bcd0
 3521 09:02:00.488424  <4>[  105.958079] x29: ffff80001613bcd0 x28: ffff000803e50000 
 3522 09:02:00.528478  <4>[  105.963673] x27: 0000000000000000 x26: 0000000000000000 
 3523 09:02:00.528744  <4>[  105.969266] x25: ffff800011508b20 x24: ffff80001613be20 
 3524 09:02:00.528915  <4>[  105.974858] x23: 0000000000000016 x22: ffff0008041fa000 
 3525 09:02:00.529299  <4>[  105.980449] x21: ffff800011a24cf8 x20: ffff800011508dd0 
 3526 09:02:00.529457  <4>[  105.986041] x19: 000000000000002b x18: 0000000000000000 
 3527 09:02:00.529596  <4>[  105.991632] x17: 0000000000000000 x16: 0000000000000000 
 3528 09:02:00.529725  <4>[  105.997224] x15: 0000000000000030 x14: ffffffffffffffff 
 3529 09:02:00.571832  <4>[  106.002815] x13: ffff80009613b97a x12: ffff80001613b982 
 3530 09:02:00.572098  <4>[  106.008407] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3531 09:02:00.572535  <4>[  106.013999] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3532 09:02:00.572716  <4>[  106.019590] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3533 09:02:00.572857  <4>[  106.025181] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3534 09:02:00.572989  <4>[  106.030773] x3 : 0000000000000000 x2 : 0000000000000000 
 3535 09:02:00.573115  <4>[  106.036364] x1 : 0000000000000000 x0 : ffff000803e50000 
 3536 09:02:00.573236  <4>[  106.041956] Call trace:
 3537 09:02:00.575113  <4>[  106.044669]  refcount_warn_saturate+0x74/0x144
 3538 09:02:00.615157  <4>[  106.049387]  __refcount_add.constprop.0+0x7c/0x90
 3539 09:02:00.615421  <4>[  106.054364]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3540 09:02:00.615591  <4>[  106.059426]  lkdtm_do_action+0x24/0x40
 3541 09:02:00.615998  <4>[  106.063444]  direct_entry+0xd0/0x140
 3542 09:02:00.616163  <4>[  106.067289]  full_proxy_write+0x68/0xbc
 3543 09:02:00.616297  <4>[  106.071395]  vfs_write+0xec/0x20c
 3544 09:02:00.616423  <4>[  106.074978]  ksys_write+0x70/0x100
 3545 09:02:00.616541  <4>[  106.078648]  __arm64_sys_write+0x24/0x30
 3546 09:02:00.616659  <4>[  106.082842]  el0_svc_common.constprop.0+0x84/0x1e0
 3547 09:02:00.618435  <4>[  106.087905]  do_el0_svc+0x2c/0xa4
 3548 09:02:00.658461  <4>[  106.091488]  el0_svc+0x20/0x30
 3549 09:02:00.658723  <4>[  106.094809]  el0_sync_handler+0xb0/0xb4
 3550 09:02:00.658893  <4>[  106.098913]  el0_sync+0x180/0x1c0
 3551 09:02:00.659040  <4>[  106.102494] irq event stamp: 0
 3552 09:02:00.659177  <4>[  106.105817] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3553 09:02:00.659569  <4>[  106.112362] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3554 09:02:00.659730  <4>[  106.120820] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3555 09:02:00.661722  <4>[  106.129275] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3556 09:02:00.679866  <4>[  106.135814] ---[ end trace 5458e9bd597c2e9c ]---
 3557 09:02:00.682948  <6>[  106.140817] lkdtm: Overflow detected: saturated
 3558 09:02:00.804130  # [  105.876648] lkdtm: Performing direct entry REFCOUNT_INC_OVERFLOW
 3559 09:02:00.804361  # [  105.882999] lkdtm: attempting good refcount_inc() without overflow
 3560 09:02:00.804542  # [  105.889513] lkdtm: attempting bad refcount_inc() overflow
 3561 09:02:00.804697  # [  105.895236] ------------[ cut here ]------------
 3562 09:02:00.804847  # [  105.900270] refcount_t: saturated; leaking memory.
 3563 09:02:00.805222  # [  105.905431] WARNING: CPU: 1 PID: 2157 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3564 09:02:00.847286  # [  105.914148] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3565 09:02:00.847560  # [  105.923881] CPU: 1 PID: 2157 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3566 09:02:00.847787  # [  105.931901] Hardware name: ARM Juno development board (r0) (DT)
 3567 09:02:00.848226  # [  105.938097] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3568 09:02:00.848410  # [  105.944378] pc : refcount_warn_saturate+0x74/0x144
 3569 09:02:00.848588  # [  105.949440] lr : refcount_warn_saturate+0x74/0x144
 3570 09:02:00.848751  # [  105.954499] sp : ffff80001613bcd0
 3571 09:02:00.850516  # [  105.958079] x29: ffff80001613bcd0 x28: ffff000803e50000 
 3572 09:02:00.890467  # [  105.963673] x27: 0000000000000000 x26: 0000000000000000 
 3573 09:02:00.890740  # [  105.969266] x25: ffff800011508b20 x24: ffff80001613be20 
 3574 09:02:00.890962  # [  105.974858] x23: 0000000000000016 x22: ffff0008041fa000 
 3575 09:02:00.891149  # [  105.980449] x21: ffff800011a24cf8 x20: ffff800011508dd0 
 3576 09:02:00.891323  # [  105.986041] x19: 000000000000002b x18: 0000000000000000 
 3577 09:02:00.891495  # [  105.991632] x17: 0000000000000000 x16: 0000000000000000 
 3578 09:02:00.891664  # [  105.997224] x15: 0000000000000030 x14: ffffffffffffffff 
 3579 09:02:00.893602  # [  106.002815] x13: ffff80009613b97a x12: ffff80001613b982 
 3580 09:02:00.933615  # [  106.008407] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3581 09:02:00.933848  # [  106.013999] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3582 09:02:00.934037  # [  106.019590] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3583 09:02:00.934193  # [  106.025181] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3584 09:02:00.934338  # [  106.030773] x3 : 0000000000000000 x2 : 0000000000000000 
 3585 09:02:00.934481  # [  106.036364] x1 : 0000000000000000 x0 : ffff000803e50000 
 3586 09:02:00.934848  # [  106.041956] Call trace:
 3587 09:02:00.936793  # [  106.044669]  refcount_warn_saturate+0x74/0x144
 3588 09:02:00.976740  # [  106.049387]  __refcount_add.constprop.0+0x7c/0x90
 3589 09:02:00.977007  # [  106.054364]  lkdtm_REFCOUNT_INC_OVERFLOW+0x70/0xa0
 3590 09:02:00.977224  # [  106.059426]  lkdtm_do_action+0x24/0x40
 3591 09:02:00.977407  # [  106.063444]  direct_entry+0xd0/0x140
 3592 09:02:00.977587  # [  106.067289]  full_proxy_write+0x68/0xbc
 3593 09:02:00.977757  # [  106.071395]  vfs_write+0xec/0x20c
 3594 09:02:00.977924  # [  106.074978]  ksys_write+0x70/0x100
 3595 09:02:00.978370  # [  106.078648]  __arm64_sys_write+0x24/0x30
 3596 09:02:00.978537  # [  106.082842]  el0_svc_common.constprop.0+0x84/0x1e0
 3597 09:02:00.978703  # [  106.087905]  do_el0_svc+0x2c/0xa4
 3598 09:02:00.980055  # [  106.091488]  el0_svc+0x20/0x30
 3599 09:02:01.019918  # [  106.094809]  el0_sync_handler+0xb0/0xb4
 3600 09:02:01.020150  # [  106.098913]  el0_sync+0x180/0x1c0
 3601 09:02:01.020328  # [  106.102494] irq event stamp: 0
 3602 09:02:01.020485  # [  106.105817] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3603 09:02:01.020658  # [  106.112362] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3604 09:02:01.021020  # [  106.120820] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3605 09:02:01.021162  # [  106.129275] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3606 09:02:01.023136  # [  106.135814] ---[ end trace 5458e9bd597c2e9c ]---
 3607 09:02:01.051433  # [  106.140817] lkdtm: Overflow detected: saturated
 3608 09:02:01.051690  # REFCOUNT_INC_OVERFLOW: saw 'call trace:': ok
 3609 09:02:01.051861  ok 42 selftests: lkdtm: REFCOUNT_INC_OVERFLOW.sh
 3610 09:02:01.052006  # selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3611 09:02:01.159224  <6>[  106.588804] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3612 09:02:01.159453  <6>[  106.595142] lkdtm: attempting good refcount_add() without overflow
 3613 09:02:01.159582  <6>[  106.601665] lkdtm: attempting bad refcount_add() overflow
 3614 09:02:01.159696  <4>[  106.607403] ------------[ cut here ]------------
 3615 09:02:01.159805  <4>[  106.612406] refcount_t: saturated; leaking memory.
 3616 09:02:01.159909  <4>[  106.617678] WARNING: CPU: 3 PID: 2190 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3617 09:02:01.162482  <4>[  106.626402] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3618 09:02:01.202528  <4>[  106.636162] CPU: 3 PID: 2190 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3619 09:02:01.202756  <4>[  106.644186] Hardware name: ARM Juno development board (r0) (DT)
 3620 09:02:01.202885  <4>[  106.650386] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3621 09:02:01.202999  <4>[  106.656674] pc : refcount_warn_saturate+0x74/0x144
 3622 09:02:01.203353  <4>[  106.661742] lr : refcount_warn_saturate+0x74/0x144
 3623 09:02:01.203482  <4>[  106.666806] sp : ffff8000161d3cd0
 3624 09:02:01.203593  <4>[  106.670392] x29: ffff8000161d3cd0 x28: ffff000800bf1880 
 3625 09:02:01.245948  <4>[  106.675993] x27: 0000000000000000 x26: 0000000000000000 
 3626 09:02:01.246190  <4>[  106.681594] x25: ffff800011508b20 x24: ffff8000161d3e20 
 3627 09:02:01.246319  <4>[  106.687194] x23: 0000000000000016 x22: ffff00080313a000 
 3628 09:02:01.246435  <4>[  106.692794] x21: ffff800011a24d10 x20: ffff800011508de0 
 3629 09:02:01.246546  <4>[  106.698395] x19: 000000000000002c x18: 0000000000000000 
 3630 09:02:01.246901  <4>[  106.703995] x17: 0000000000000000 x16: 0000000000000000 
 3631 09:02:01.247030  <4>[  106.709596] x15: 0000000000000030 x14: ffffffffffffffff 
 3632 09:02:01.249168  <4>[  106.715196] x13: ffff8000961d397a x12: ffff8000161d3982 
 3633 09:02:01.289347  <4>[  106.720797] x11: ffff8000125d4330 x10: 0000000000001440 
 3634 09:02:01.289579  <4>[  106.726397] x9 : ffff80001012bee4 x8 : 0000000000000000 
 3635 09:02:01.289752  <4>[  106.731996] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3636 09:02:01.289904  <4>[  106.737597] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3637 09:02:01.290069  <4>[  106.743197] x3 : 0000000000000000 x2 : 0000000000000000 
 3638 09:02:01.290469  <4>[  106.748797] x1 : 0000000000000000 x0 : ffff000800bf1880 
 3639 09:02:01.290613  <4>[  106.754397] Call trace:
 3640 09:02:01.290762  <4>[  106.757117]  refcount_warn_saturate+0x74/0x144
 3641 09:02:01.292554  <4>[  106.761840]  __refcount_add.constprop.0+0x7c/0x90
 3642 09:02:01.332829  <4>[  106.766824]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3643 09:02:01.333146  <4>[  106.771892]  lkdtm_do_action+0x24/0x40
 3644 09:02:01.333397  <4>[  106.775916]  direct_entry+0xd0/0x140
 3645 09:02:01.333627  <4>[  106.779767]  full_proxy_write+0x68/0xbc
 3646 09:02:01.333847  <4>[  106.783879]  vfs_write+0xec/0x20c
 3647 09:02:01.334021  <4>[  106.787468]  ksys_write+0x70/0x100
 3648 09:02:01.334162  <4>[  106.791144]  __arm64_sys_write+0x24/0x30
 3649 09:02:01.334290  <4>[  106.795344]  el0_svc_common.constprop.0+0x84/0x1e0
 3650 09:02:01.334637  <4>[  106.800413]  do_el0_svc+0x2c/0xa4
 3651 09:02:01.336017  <4>[  106.804001]  el0_svc+0x20/0x30
 3652 09:02:01.376321  <4>[  106.807328]  el0_sync_handler+0xb0/0xb4
 3653 09:02:01.376616  <4>[  106.811438]  el0_sync+0x180/0x1c0
 3654 09:02:01.376866  <4>[  106.815024] irq event stamp: 0
 3655 09:02:01.377096  <4>[  106.818354] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3656 09:02:01.377320  <4>[  106.824906] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3657 09:02:01.377538  <4>[  106.833371] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3658 09:02:01.378032  <4>[  106.841832] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3659 09:02:01.379612  <4>[  106.848377] ---[ end trace 5458e9bd597c2e9d ]---
 3660 09:02:01.395169  <6>[  106.853437] lkdtm: Overflow detected: saturated
 3661 09:02:01.547256  # [  106.588804] lkdtm: Performing direct entry REFCOUNT_ADD_OVERFLOW
 3662 09:02:01.547595  # [  106.595142] lkdtm: attempting good refcount_add() without overflow
 3663 09:02:01.547952  # [  106.601665] lkdtm: attempting bad refcount_add() overflow
 3664 09:02:01.548291  # [  106.607403] ------------[ cut here ]------------
 3665 09:02:01.548608  # [  106.612406] refcount_t: saturated; leaking memory.
 3666 09:02:01.549166  # [  106.617678] WARNING: CPU: 3 PID: 2190 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 3667 09:02:01.550476  # [  106.626402] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3668 09:02:01.590443  # [  106.636162] CPU: 3 PID: 2190 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3669 09:02:01.590741  # [  106.644186] Hardware name: ARM Juno development board (r0) (DT)
 3670 09:02:01.590930  # [  106.650386] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3671 09:02:01.591101  # [  106.656674] pc : refcount_warn_saturate+0x74/0x144
 3672 09:02:01.591533  # [  106.661742] lr : refcount_warn_saturate+0x74/0x144
 3673 09:02:01.591721  # [  106.666806] sp : ffff8000161d3cd0
 3674 09:02:01.591874  # [  106.670392] x29: ffff8000161d3cd0 x28: ffff000800bf1880 
 3675 09:02:01.633609  # [  106.675993] x27: 0000000000000000 x26: 0000000000000000 
 3676 09:02:01.633914  # [  106.681594] x25: ffff800011508b20 x24: ffff8000161d3e20 
 3677 09:02:01.634133  # [  106.687194] x23: 0000000000000016 x22: ffff00080313a000 
 3678 09:02:01.634307  # [  106.692794] x21: ffff800011a24d10 x20: ffff800011508de0 
 3679 09:02:01.634547  # [  106.698395] x19: 000000000000002c x18: 0000000000000000 
 3680 09:02:01.634690  # [  106.703995] x17: 0000000000000000 x16: 0000000000000000 
 3681 09:02:01.635076  # [  106.709596] x15: 0000000000000030 x14: ffffffffffffffff 
 3682 09:02:01.635222  # [  106.715196] x13: ffff8000961d397a x12: ffff8000161d3982 
 3683 09:02:01.676810  # [  106.720797] x11: ffff8000125d4330 x10: 0000000000001440 
 3684 09:02:01.677093  # [  106.726397] x9 : ffff80001012bee4 x8 : 0000000000000000 
 3685 09:02:01.677279  # [  106.731996] x7 : 0000000000000000 x6 : ffff8000125a5000 
 3686 09:02:01.677456  # [  106.737597] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 3687 09:02:01.677600  # [  106.743197] x3 : 0000000000000000 x2 : 0000000000000000 
 3688 09:02:01.677984  # [  106.748797] x1 : 0000000000000000 x0 : ffff000800bf1880 
 3689 09:02:01.678167  # [  106.754397] Call trace:
 3690 09:02:01.678312  # [  106.757117]  refcount_warn_saturate+0x74/0x144
 3691 09:02:01.680127  # [  106.761840]  __refcount_add.constprop.0+0x7c/0x90
 3692 09:02:01.719936  # [  106.766824]  lkdtm_REFCOUNT_ADD_OVERFLOW+0x7c/0xac
 3693 09:02:01.720237  # [  106.771892]  lkdtm_do_action+0x24/0x40
 3694 09:02:01.720481  # [  106.775916]  direct_entry+0xd0/0x140
 3695 09:02:01.720661  # [  106.779767]  full_proxy_write+0x68/0xbc
 3696 09:02:01.720825  # [  106.783879]  vfs_write+0xec/0x20c
 3697 09:02:01.720982  # [  106.787468]  ksys_write+0x70/0x100
 3698 09:02:01.721391  # [  106.791144]  __arm64_sys_write+0x24/0x30
 3699 09:02:01.721553  # [  106.795344]  el0_svc_common.constprop.0+0x84/0x1e0
 3700 09:02:01.721698  # [  106.800413]  do_el0_svc+0x2c/0xa4
 3701 09:02:01.721838  # [  106.804001]  el0_svc+0x20/0x30
 3702 09:02:01.723179  # [  106.807328]  el0_sync_handler+0xb0/0xb4
 3703 09:02:01.763342  # [  106.811438]  el0_sync+0x180/0x1c0
 3704 09:02:01.764014  # [  106.815024] irq event stamp: 0
 3705 09:02:01.764395  # [  106.818354] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3706 09:02:01.764849  # [  106.824906] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3707 09:02:01.765561  # [  106.833371] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3708 09:02:01.765897  # [  106.841832] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3709 09:02:01.766261  # [  106.848377] ---[ end trace 5458e9bd597c2e9d ]---
 3710 09:02:01.789958  # [  106.853437] lkdtm: Overflow detected: saturated
 3711 09:02:01.790467  # REFCOUNT_ADD_OVERFLOW: saw 'call trace:': ok
 3712 09:02:01.790795  ok 43 selftests: lkdtm: REFCOUNT_ADD_OVERFLOW.sh
 3713 09:02:01.793236  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3714 09:02:01.899135  <6>[  107.333340] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3715 09:02:01.899607  <6>[  107.340564] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3716 09:02:01.899910  <4>[  107.347144] ------------[ cut here ]------------
 3717 09:02:01.900551  <4>[  107.352110] refcount_t: saturated; leaking memory.
 3718 09:02:01.900861  <4>[  107.357478] WARNING: CPU: 5 PID: 2223 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3719 09:02:01.902591  <4>[  107.366199] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3720 09:02:01.942463  <4>[  107.375959] CPU: 5 PID: 2223 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3721 09:02:01.943018  <4>[  107.383983] Hardware name: ARM Juno development board (r0) (DT)
 3722 09:02:01.943775  <4>[  107.390184] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3723 09:02:01.944172  <4>[  107.396472] pc : refcount_warn_saturate+0xc8/0x144
 3724 09:02:01.944516  <4>[  107.401540] lr : refcount_warn_saturate+0xc8/0x144
 3725 09:02:01.944847  <4>[  107.406604] sp : ffff800016283cb0
 3726 09:02:01.945169  <4>[  107.410190] x29: ffff800016283cb0 x28: ffff000805c46200 
 3727 09:02:01.985856  <4>[  107.415791] x27: 0000000000000000 x26: 0000000000000000 
 3728 09:02:01.986419  <4>[  107.421392] x25: ffff800011508b20 x24: ffff800016283e20 
 3729 09:02:01.986798  <4>[  107.426992] x23: 000000000000001f x22: ffff0008003d9000 
 3730 09:02:01.987486  <4>[  107.432593] x21: 0000000000000001 x20: 000000007fffffff 
 3731 09:02:01.987855  <4>[  107.438193] x19: ffff800016283d04 x18: 0000000000000000 
 3732 09:02:01.988191  <4>[  107.443794] x17: 0000000000000000 x16: 0000000000000000 
 3733 09:02:01.988515  <4>[  107.449394] x15: 0000000000000030 x14: ffffffffffffffff 
 3734 09:02:01.989400  <4>[  107.454995] x13: ffff80009628395a x12: ffff800016283962 
 3735 09:02:02.029076  <4>[  107.460596] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3736 09:02:02.029386  <4>[  107.466196] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3737 09:02:02.029576  <4>[  107.471797] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3738 09:02:02.029750  <4>[  107.477397] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 3739 09:02:02.029915  <4>[  107.482996] x3 : 0000000000000000 x2 : 0000000000000000 
 3740 09:02:02.030425  <4>[  107.488597] x1 : 0000000000000000 x0 : ffff000805c46200 
 3741 09:02:02.030640  <4>[  107.494197] Call trace:
 3742 09:02:02.030826  <4>[  107.496917]  refcount_warn_saturate+0xc8/0x144
 3743 09:02:02.032424  <4>[  107.501641]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3744 09:02:02.072425  <4>[  107.507406]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3745 09:02:02.072735  <4>[  107.513259]  lkdtm_do_action+0x24/0x40
 3746 09:02:02.072929  <4>[  107.517283]  direct_entry+0xd0/0x140
 3747 09:02:02.073103  <4>[  107.521134]  full_proxy_write+0x68/0xbc
 3748 09:02:02.073269  <4>[  107.525246]  vfs_write+0xec/0x20c
 3749 09:02:02.073431  <4>[  107.528836]  ksys_write+0x70/0x100
 3750 09:02:02.073859  <4>[  107.532511]  __arm64_sys_write+0x24/0x30
 3751 09:02:02.074034  <4>[  107.536712]  el0_svc_common.constprop.0+0x84/0x1e0
 3752 09:02:02.074180  <4>[  107.541781]  do_el0_svc+0x2c/0xa4
 3753 09:02:02.075750  <4>[  107.545369]  el0_svc+0x20/0x30
 3754 09:02:02.115825  <4>[  107.548696]  el0_sync_handler+0xb0/0xb4
 3755 09:02:02.116199  <4>[  107.552807]  el0_sync+0x180/0x1c0
 3756 09:02:02.116434  <4>[  107.556392] irq event stamp: 0
 3757 09:02:02.116647  <4>[  107.559723] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3758 09:02:02.116856  <4>[  107.566274] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3759 09:02:02.117353  <4>[  107.574738] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3760 09:02:02.117584  <4>[  107.583200] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3761 09:02:02.134749  <4>[  107.589744] ---[ end trace 5458e9bd597c2e9e ]---
 3762 09:02:02.135277  <6>[  107.595660] lkdtm: Overflow detected: saturated
 3763 09:02:02.254517  # [  107.333340] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_OVERFLOW
 3764 09:02:02.254774  # [  107.340564] lkdtm: attempting bad refcount_inc_not_zero() overflow
 3765 09:02:02.254978  # [  107.347144] ------------[ cut here ]------------
 3766 09:02:02.255144  # [  107.352110] refcount_t: saturated; leaking memory.
 3767 09:02:02.255595  # [  107.357478] WARNING: CPU: 5 PID: 2223 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3768 09:02:02.257694  # [  107.366199] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3769 09:02:02.297614  # [  107.375959] CPU: 5 PID: 2223 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3770 09:02:02.298163  # [  107.383983] Hardware name: ARM Juno development board (r0) (DT)
 3771 09:02:02.298372  # [  107.390184] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3772 09:02:02.298548  # [  107.396472] pc : refcount_warn_saturate+0xc8/0x144
 3773 09:02:02.298673  # [  107.401540] lr : refcount_warn_saturate+0xc8/0x144
 3774 09:02:02.298789  # [  107.406604] sp : ffff800016283cb0
 3775 09:02:02.298898  # [  107.410190] x29: ffff800016283cb0 x28: ffff000805c46200 
 3776 09:02:02.300826  # [  107.415791] x27: 0000000000000000 x26: 0000000000000000 
 3777 09:02:02.340800  # [  107.421392] x25: ffff800011508b20 x24: ffff800016283e20 
 3778 09:02:02.341064  # [  107.426992] x23: 000000000000001f x22: ffff0008003d9000 
 3779 09:02:02.341268  # [  107.432593] x21: 0000000000000001 x20: 000000007fffffff 
 3780 09:02:02.341667  # [  107.438193] x19: ffff800016283d04 x18: 0000000000000000 
 3781 09:02:02.341820  # [  107.443794] x17: 0000000000000000 x16: 0000000000000000 
 3782 09:02:02.341976  # [  107.449394] x15: 0000000000000030 x14: ffffffffffffffff 
 3783 09:02:02.342192  # [  107.454995] x13: ffff80009628395a x12: ffff800016283962 
 3784 09:02:02.344010  # [  107.460596] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3785 09:02:02.383945  # [  107.466196] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3786 09:02:02.384348  # [  107.471797] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3787 09:02:02.384826  # [  107.477397] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 3788 09:02:02.385232  # [  107.482996] x3 : 0000000000000000 x2 : 0000000000000000 
 3789 09:02:02.385822  # [  107.488597] x1 : 0000000000000000 x0 : ffff000805c46200 
 3790 09:02:02.386265  # [  107.494197] Call trace:
 3791 09:02:02.386607  # [  107.496917]  refcount_warn_saturate+0xc8/0x144
 3792 09:02:02.386860  # [  107.501641]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3793 09:02:02.427156  # [  107.507406]  lkdtm_REFCOUNT_INC_NOT_ZERO_OVERFLOW+0x48/0x8c
 3794 09:02:02.427444  # [  107.513259]  lkdtm_do_action+0x24/0x40
 3795 09:02:02.427657  # [  107.517283]  direct_entry+0xd0/0x140
 3796 09:02:02.428086  # [  107.521134]  full_proxy_write+0x68/0xbc
 3797 09:02:02.428278  # [  107.525246]  vfs_write+0xec/0x20c
 3798 09:02:02.428452  # [  107.528836]  ksys_write+0x70/0x100
 3799 09:02:02.428602  # [  107.532511]  __arm64_sys_write+0x24/0x30
 3800 09:02:02.428715  # [  107.536712]  el0_svc_common.constprop.0+0x84/0x1e0
 3801 09:02:02.428853  # [  107.541781]  do_el0_svc+0x2c/0xa4
 3802 09:02:02.428963  # [  107.545369]  el0_svc+0x20/0x30
 3803 09:02:02.430639  # [  107.548696]  el0_sync_handler+0xb0/0xb4
 3804 09:02:02.470296  # [  107.552807]  el0_sync+0x180/0x1c0
 3805 09:02:02.470567  # [  107.556392] irq event stamp: 0
 3806 09:02:02.471107  # [  107.559723] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3807 09:02:02.471644  # [  107.566274] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3808 09:02:02.471960  # [  107.574738] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3809 09:02:02.472338  # [  107.583200] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3810 09:02:02.472535  # [  107.589744] ---[ end trace 5458e9bd597c2e9e ]---
 3811 09:02:02.473650  # [  107.595660] lkdtm: Overflow detected: saturated
 3812 09:02:02.496123  # REFCOUNT_INC_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3813 09:02:02.496743  ok 44 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_OVERFLOW.sh
 3814 09:02:02.499156  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3815 09:02:02.619722  <6>[  108.052370] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3816 09:02:02.619964  <6>[  108.059499] lkdtm: attempting bad refcount_add_not_zero() overflow
 3817 09:02:02.620141  <4>[  108.066018] ------------[ cut here ]------------
 3818 09:02:02.620293  <4>[  108.070959] refcount_t: saturated; leaking memory.
 3819 09:02:02.620444  <4>[  108.076205] WARNING: CPU: 1 PID: 2256 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3820 09:02:02.622840  <4>[  108.084925] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3821 09:02:02.662952  <4>[  108.094657] CPU: 1 PID: 2256 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3822 09:02:02.663206  <4>[  108.102677] Hardware name: ARM Juno development board (r0) (DT)
 3823 09:02:02.663409  <4>[  108.108871] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3824 09:02:02.663577  <4>[  108.115153] pc : refcount_warn_saturate+0xc8/0x144
 3825 09:02:02.663733  <4>[  108.120214] lr : refcount_warn_saturate+0xc8/0x144
 3826 09:02:02.664114  <4>[  108.125273] sp : ffff800016323cb0
 3827 09:02:02.664263  <4>[  108.128854] x29: ffff800016323cb0 x28: ffff000800c49880 
 3828 09:02:02.666107  <4>[  108.134448] x27: 0000000000000000 x26: 0000000000000000 
 3829 09:02:02.706227  <4>[  108.140040] x25: ffff800011508b20 x24: ffff800016323e20 
 3830 09:02:02.706499  <4>[  108.145632] x23: 000000000000001f x22: ffff000806bee000 
 3831 09:02:02.706713  <4>[  108.151223] x21: 0000000000000006 x20: 000000007fffffff 
 3832 09:02:02.706888  <4>[  108.156815] x19: ffff800016323d04 x18: 0000000000000000 
 3833 09:02:02.707256  <4>[  108.162406] x17: 0000000000000000 x16: 0000000000000000 
 3834 09:02:02.707419  <4>[  108.167998] x15: 0000000000000219 x14: 0000000000000219 
 3835 09:02:02.707586  <4>[  108.173589] x13: 0000000000000807 x12: 071c71c71c71c71c 
 3836 09:02:02.709355  <4>[  108.179181] x11: 0000000000000807 x10: 0000000000001440 
 3837 09:02:02.749677  <4>[  108.184772] x9 : ffff80001012bee4 x8 : 0000000000000000 
 3838 09:02:02.750039  <4>[  108.190364] x7 : 000000000016e360 x6 : ffff8000125a5000 
 3839 09:02:02.750329  <4>[  108.195955] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3840 09:02:02.750575  <4>[  108.201547] x3 : 0000000000000000 x2 : 0000000000000000 
 3841 09:02:02.751069  <4>[  108.207138] x1 : 0000000000000000 x0 : ffff000800c49880 
 3842 09:02:02.751278  <4>[  108.212729] Call trace:
 3843 09:02:02.751479  <4>[  108.215442]  refcount_warn_saturate+0xc8/0x144
 3844 09:02:02.752936  <4>[  108.220159]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3845 09:02:02.793057  <4>[  108.225917]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3846 09:02:02.793482  <4>[  108.231765]  lkdtm_do_action+0x24/0x40
 3847 09:02:02.793695  <4>[  108.235782]  direct_entry+0xd0/0x140
 3848 09:02:02.793885  <4>[  108.239627]  full_proxy_write+0x68/0xbc
 3849 09:02:02.794095  <4>[  108.243732]  vfs_write+0xec/0x20c
 3850 09:02:02.794277  <4>[  108.247315]  ksys_write+0x70/0x100
 3851 09:02:02.794459  <4>[  108.250985]  __arm64_sys_write+0x24/0x30
 3852 09:02:02.794637  <4>[  108.255179]  el0_svc_common.constprop.0+0x84/0x1e0
 3853 09:02:02.794815  <4>[  108.260241]  do_el0_svc+0x2c/0xa4
 3854 09:02:02.794994  <4>[  108.263823]  el0_svc+0x20/0x30
 3855 09:02:02.796041  <4>[  108.267143]  el0_sync_handler+0xb0/0xb4
 3856 09:02:02.836420  <4>[  108.271248]  el0_sync+0x180/0x1c0
 3857 09:02:02.836721  <4>[  108.274828] irq event stamp: 0
 3858 09:02:02.836915  <4>[  108.278151] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3859 09:02:02.837098  <4>[  108.284696] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3860 09:02:02.837279  <4>[  108.293153] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3861 09:02:02.837458  <4>[  108.301608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3862 09:02:02.839527  <4>[  108.308147] ---[ end trace 5458e9bd597c2e9f ]---
 3863 09:02:02.854866  <6>[  108.313195] lkdtm: Overflow detected: saturated
 3864 09:02:02.975039  # [  108.052370] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_OVERFLOW
 3865 09:02:02.975379  # [  108.059499] lkdtm: attempting bad refcount_add_not_zero() overflow
 3866 09:02:02.975625  # [  108.066018] ------------[ cut here ]------------
 3867 09:02:02.975847  # [  108.070959] refcount_t: saturated; leaking memory.
 3868 09:02:02.976322  # [  108.076205] WARNING: CPU: 1 PID: 2256 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 3869 09:02:02.976568  # [  108.084925] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3870 09:02:03.018100  # [  108.094657] CPU: 1 PID: 2256 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3871 09:02:03.018385  # [  108.102677] Hardware name: ARM Juno development board (r0) (DT)
 3872 09:02:03.018644  # [  108.108871] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3873 09:02:03.018861  # [  108.115153] pc : refcount_warn_saturate+0xc8/0x144
 3874 09:02:03.019078  # [  108.120214] lr : refcount_warn_saturate+0xc8/0x144
 3875 09:02:03.019288  # [  108.125273] sp : ffff800016323cb0
 3876 09:02:03.019460  # [  108.128854] x29: ffff800016323cb0 x28: ffff000800c49880 
 3877 09:02:03.021186  # [  108.134448] x27: 0000000000000000 x26: 0000000000000000 
 3878 09:02:03.061113  # [  108.140040] x25: ffff800011508b20 x24: ffff800016323e20 
 3879 09:02:03.061717  # [  108.145632] x23: 000000000000001f x22: ffff000806bee000 
 3880 09:02:03.061975  # [  108.151223] x21: 0000000000000006 x20: 000000007fffffff 
 3881 09:02:03.062212  # [  108.156815] x19: ffff800016323d04 x18: 0000000000000000 
 3882 09:02:03.062428  # [  108.162406] x17: 0000000000000000 x16: 0000000000000000 
 3883 09:02:03.062638  # [  108.167998] x15: 0000000000000219 x14: 0000000000000219 
 3884 09:02:03.062839  # [  108.173589] x13: 0000000000000807 x12: 071c71c71c71c71c 
 3885 09:02:03.064335  # [  108.179181] x11: 0000000000000807 x10: 0000000000001440 
 3886 09:02:03.104369  # [  108.184772] x9 : ffff80001012bee4 x8 : 0000000000000000 
 3887 09:02:03.104703  # [  108.190364] x7 : 000000000016e360 x6 : ffff8000125a5000 
 3888 09:02:03.104970  # [  108.195955] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 3889 09:02:03.105214  # [  108.201547] x3 : 0000000000000000 x2 : 0000000000000000 
 3890 09:02:03.105680  # [  108.207138] x1 : 0000000000000000 x0 : ffff000800c49880 
 3891 09:02:03.105888  # [  108.212729] Call trace:
 3892 09:02:03.106129  # [  108.215442]  refcount_warn_saturate+0xc8/0x144
 3893 09:02:03.106335  # [  108.220159]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 3894 09:02:03.147537  # [  108.225917]  lkdtm_REFCOUNT_ADD_NOT_ZERO_OVERFLOW+0x48/0x8c
 3895 09:02:03.147880  # [  108.231765]  lkdtm_do_action+0x24/0x40
 3896 09:02:03.148074  # [  108.235782]  direct_entry+0xd0/0x140
 3897 09:02:03.148246  # [  108.239627]  full_proxy_write+0x68/0xbc
 3898 09:02:03.148420  # [  108.243732]  vfs_write+0xec/0x20c
 3899 09:02:03.148852  # [  108.247315]  ksys_write+0x70/0x100
 3900 09:02:03.149110  # [  108.250985]  __arm64_sys_write+0x24/0x30
 3901 09:02:03.149312  # [  108.255179]  el0_svc_common.constprop.0+0x84/0x1e0
 3902 09:02:03.149455  # [  108.260241]  do_el0_svc+0x2c/0xa4
 3903 09:02:03.149586  # [  108.263823]  el0_svc+0x20/0x30
 3904 09:02:03.149787  # [  108.267143]  el0_sync_handler+0xb0/0xb4
 3905 09:02:03.150820  # [  108.271248]  el0_sync+0x180/0x1c0
 3906 09:02:03.190637  # [  108.274828] irq event stamp: 0
 3907 09:02:03.190982  # [  108.278151] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3908 09:02:03.191223  # [  108.284696] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3909 09:02:03.191695  # [  108.293153] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3910 09:02:03.191918  # [  108.301608] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3911 09:02:03.192120  # [  108.308147] ---[ end trace 5458e9bd597c2e9f ]---
 3912 09:02:03.193821  # [  108.313195] lkdtm: Overflow detected: saturated
 3913 09:02:03.216385  # REFCOUNT_ADD_NOT_ZERO_OVERFLOW: saw 'call trace:': ok
 3914 09:02:03.216692  ok 45 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_OVERFLOW.sh
 3915 09:02:03.219509  # selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 3916 09:02:03.318605  <6>[  108.752802] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3917 09:02:03.318927  <6>[  108.758880] lkdtm: attempting good refcount_dec()
 3918 09:02:03.319156  <6>[  108.763983] lkdtm: attempting bad refcount_dec() to zero
 3919 09:02:03.319367  <4>[  108.769648] ------------[ cut here ]------------
 3920 09:02:03.319569  <4>[  108.774770] refcount_t: decrement hit 0; leaking memory.
 3921 09:02:03.319762  <4>[  108.780480] WARNING: CPU: 5 PID: 2289 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3922 09:02:03.361869  <4>[  108.789288] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3923 09:02:03.362209  <4>[  108.799049] CPU: 5 PID: 2289 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3924 09:02:03.362428  <4>[  108.807073] Hardware name: ARM Juno development board (r0) (DT)
 3925 09:02:03.362625  <4>[  108.813274] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3926 09:02:03.362812  <4>[  108.819562] pc : refcount_warn_saturate+0x13c/0x144
 3927 09:02:03.362993  <4>[  108.824718] lr : refcount_warn_saturate+0x13c/0x144
 3928 09:02:03.363166  <4>[  108.829869] sp : ffff8000163b3cc0
 3929 09:02:03.364954  <4>[  108.833454] x29: ffff8000163b3cc0 x28: ffff000805c40000 
 3930 09:02:03.405245  <4>[  108.839055] x27: 0000000000000000 x26: 0000000000000000 
 3931 09:02:03.405592  <4>[  108.844656] x25: ffff800011508b20 x24: ffff8000163b3e20 
 3932 09:02:03.405816  <4>[  108.850257] x23: 0000000000000012 x22: ffff000805769000 
 3933 09:02:03.406030  <4>[  108.855858] x21: ffff800011a24d68 x20: ffff800011508e10 
 3934 09:02:03.406219  <4>[  108.861459] x19: ffff8000163b3d04 x18: 0000000000000000 
 3935 09:02:03.406396  <4>[  108.867059] x17: 0000000000000000 x16: 0000000000000000 
 3936 09:02:03.406569  <4>[  108.872659] x15: 0000000000000030 x14: ffffffffffffffff 
 3937 09:02:03.448677  <4>[  108.878260] x13: ffff8000963b396a x12: ffff8000163b3972 
 3938 09:02:03.449014  <4>[  108.883861] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3939 09:02:03.449244  <4>[  108.889462] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3940 09:02:03.449451  <4>[  108.895063] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3941 09:02:03.449653  <4>[  108.900663] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 3942 09:02:03.449843  <4>[  108.906264] x3 : 0000000000000000 x2 : 0000000000000000 
 3943 09:02:03.450043  <4>[  108.911864] x1 : 0000000000000000 x0 : ffff000805c40000 
 3944 09:02:03.450229  <4>[  108.917464] Call trace:
 3945 09:02:03.451756  <4>[  108.920184]  refcount_warn_saturate+0x13c/0x144
 3946 09:02:03.492036  <4>[  108.924993]  __refcount_dec.constprop.0+0x5c/0x6c
 3947 09:02:03.492341  <4>[  108.929975]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3948 09:02:03.492561  <4>[  108.934698]  lkdtm_do_action+0x24/0x40
 3949 09:02:03.492759  <4>[  108.938722]  direct_entry+0xd0/0x140
 3950 09:02:03.492951  <4>[  108.942573]  full_proxy_write+0x68/0xbc
 3951 09:02:03.493136  <4>[  108.946685]  vfs_write+0xec/0x20c
 3952 09:02:03.493316  <4>[  108.950275]  ksys_write+0x70/0x100
 3953 09:02:03.493498  <4>[  108.953951]  __arm64_sys_write+0x24/0x30
 3954 09:02:03.493675  <4>[  108.958152]  el0_svc_common.constprop.0+0x84/0x1e0
 3955 09:02:03.495141  <4>[  108.963222]  do_el0_svc+0x2c/0xa4
 3956 09:02:03.495406  <4>[  108.966811]  el0_svc+0x20/0x30
 3957 09:02:03.535357  <4>[  108.970138]  el0_sync_handler+0xb0/0xb4
 3958 09:02:03.535687  <4>[  108.974250]  el0_sync+0x180/0x1c0
 3959 09:02:03.535913  <4>[  108.977835] irq event stamp: 0
 3960 09:02:03.536124  <4>[  108.981165] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 3961 09:02:03.536324  <4>[  108.987717] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3962 09:02:03.536520  <4>[  108.996181] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 3963 09:02:03.538451  <4>[  109.004643] softirqs last disabled at (0): [<0000000000000000>] 0x0
 3964 09:02:03.556008  <4>[  109.011187] ---[ end trace 5458e9bd597c2ea0 ]---
 3965 09:02:03.559240  <6>[  109.016287] lkdtm: Zero detected: saturated
 3966 09:02:03.736196  # [  108.752802] lkdtm: Performing direct entry REFCOUNT_DEC_ZERO
 3967 09:02:03.736425  # [  108.758880] lkdtm: attempting good refcount_dec()
 3968 09:02:03.736595  # [  108.763983] lkdtm: attempting bad refcount_dec() to zero
 3969 09:02:03.736745  # [  108.769648] ------------[ cut here ]------------
 3970 09:02:03.736889  # [  108.774770] refcount_t: decrement hit 0; leaking memory.
 3971 09:02:03.737257  # [  108.780480] WARNING: CPU: 5 PID: 2289 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 3972 09:02:03.779344  # [  108.789288] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 3973 09:02:03.779574  # [  108.799049] CPU: 5 PID: 2289 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 3974 09:02:03.779742  # [  108.807073] Hardware name: ARM Juno development board (r0) (DT)
 3975 09:02:03.779886  # [  108.813274] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 3976 09:02:03.780027  # [  108.819562] pc : refcount_warn_saturate+0x13c/0x144
 3977 09:02:03.780165  # [  108.824718] lr : refcount_warn_saturate+0x13c/0x144
 3978 09:02:03.780523  # [  108.829869] sp : ffff8000163b3cc0
 3979 09:02:03.782540  # [  108.833454] x29: ffff8000163b3cc0 x28: ffff000805c40000 
 3980 09:02:03.822532  # [  108.839055] x27: 0000000000000000 x26: 0000000000000000 
 3981 09:02:03.822761  # [  108.844656] x25: ffff800011508b20 x24: ffff8000163b3e20 
 3982 09:02:03.822888  # [  108.850257] x23: 0000000000000012 x22: ffff000805769000 
 3983 09:02:03.823003  # [  108.855858] x21: ffff800011a24d68 x20: ffff800011508e10 
 3984 09:02:03.823111  # [  108.861459] x19: ffff8000163b3d04 x18: 0000000000000000 
 3985 09:02:03.823245  # [  108.867059] x17: 0000000000000000 x16: 0000000000000000 
 3986 09:02:03.823579  # [  108.872659] x15: 0000000000000030 x14: ffffffffffffffff 
 3987 09:02:03.825776  # [  108.878260] x13: ffff8000963b396a x12: ffff8000163b3972 
 3988 09:02:03.865702  # [  108.883861] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 3989 09:02:03.865937  # [  108.889462] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 3990 09:02:03.866124  # [  108.895063] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 3991 09:02:03.866271  # [  108.900663] x5 : ffff8000125a5c88 x4 : ffff00097efb2c68 
 3992 09:02:03.866635  # [  108.906264] x3 : 0000000000000000 x2 : 0000000000000000 
 3993 09:02:03.866764  # [  108.911864] x1 : 0000000000000000 x0 : ffff000805c40000 
 3994 09:02:03.866906  # [  108.917464] Call trace:
 3995 09:02:03.867042  # [  108.920184]  refcount_warn_saturate+0x13c/0x144
 3996 09:02:03.908822  # [  108.924993]  __refcount_dec.constprop.0+0x5c/0x6c
 3997 09:02:03.909124  # [  108.929975]  lkdtm_REFCOUNT_DEC_ZERO+0x54/0xe0
 3998 09:02:03.909327  # [  108.934698]  lkdtm_do_action+0x24/0x40
 3999 09:02:03.909516  # [  108.938722]  direct_entry+0xd0/0x140
 4000 09:02:03.909702  # [  108.942573]  full_proxy_write+0x68/0xbc
 4001 09:02:03.909886  # [  108.946685]  vfs_write+0xec/0x20c
 4002 09:02:03.910352  # [  108.950275]  ksys_write+0x70/0x100
 4003 09:02:03.910574  # [  108.953951]  __arm64_sys_write+0x24/0x30
 4004 09:02:03.910780  # [  108.958152]  el0_svc_common.constprop.0+0x84/0x1e0
 4005 09:02:03.911049  # [  108.963222]  do_el0_svc+0x2c/0xa4
 4006 09:02:03.912033  # [  108.966811]  el0_svc+0x20/0x30
 4007 09:02:03.951989  # [  108.970138]  el0_sync_handler+0xb0/0xb4
 4008 09:02:03.952317  # [  108.974250]  el0_sync+0x180/0x1c0
 4009 09:02:03.952518  # [  108.977835] irq event stamp: 0
 4010 09:02:03.952708  # [  108.981165] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4011 09:02:03.953153  # [  108.987717] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4012 09:02:03.953342  # [  108.996181] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4013 09:02:03.953530  # [  109.004643] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4014 09:02:03.955222  # [  109.011187] ---[ end trace 5458e9bd597c2ea0 ]---
 4015 09:02:03.978656  # [  109.016287] lkdtm: Zero detected: saturated
 4016 09:02:03.978950  # REFCOUNT_DEC_ZERO: saw 'call trace:': ok
 4017 09:02:03.979197  ok 46 selftests: lkdtm: REFCOUNT_DEC_ZERO.sh
 4018 09:02:03.980846  # selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4019 09:02:04.111782  <6>[  109.546452] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4020 09:02:04.111999  <6>[  109.552828] lkdtm: attempting bad refcount_dec() below zero
 4021 09:02:04.112130  <4>[  109.558764] ------------[ cut here ]------------
 4022 09:02:04.112246  <4>[  109.563706] refcount_t: decrement hit 0; leaking memory.
 4023 09:02:04.112357  <4>[  109.569489] WARNING: CPU: 3 PID: 2325 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4024 09:02:04.115002  <4>[  109.578298] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4025 09:02:04.155097  <4>[  109.588058] CPU: 3 PID: 2325 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4026 09:02:04.155318  <4>[  109.596082] Hardware name: ARM Juno development board (r0) (DT)
 4027 09:02:04.155457  <4>[  109.602283] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4028 09:02:04.155570  <4>[  109.608570] pc : refcount_warn_saturate+0x13c/0x144
 4029 09:02:04.155919  <4>[  109.613726] lr : refcount_warn_saturate+0x13c/0x144
 4030 09:02:04.156047  <4>[  109.618877] sp : ffff800015bc3cc0
 4031 09:02:04.156157  <4>[  109.622463] x29: ffff800015bc3cc0 x28: ffff0008064c0000 
 4032 09:02:04.198511  <4>[  109.628064] x27: 0000000000000000 x26: 0000000000000000 
 4033 09:02:04.198734  <4>[  109.633665] x25: ffff800011508b20 x24: ffff800015bc3e20 
 4034 09:02:04.198858  <4>[  109.639265] x23: 0000000000000016 x22: ffff000800f01000 
 4035 09:02:04.198972  <4>[  109.644866] x21: ffff800011a24d80 x20: ffff800011508e20 
 4036 09:02:04.199081  <4>[  109.650467] x19: ffff800015bc3d04 x18: 0000000000000000 
 4037 09:02:04.199408  <4>[  109.656067] x17: 0000000000000000 x16: 0000000000000000 
 4038 09:02:04.199528  <4>[  109.661667] x15: 0000000000000030 x14: ffffffffffffffff 
 4039 09:02:04.201731  <4>[  109.667268] x13: ffff800095bc396a x12: ffff800015bc3972 
 4040 09:02:04.241949  <4>[  109.672870] x11: ffff8000125d4330 x10: 0000000000001440 
 4041 09:02:04.242189  <4>[  109.678471] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4042 09:02:04.242346  <4>[  109.684071] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4043 09:02:04.242480  <4>[  109.689671] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4044 09:02:04.242828  <4>[  109.695271] x3 : 0000000000000000 x2 : 0000000000000000 
 4045 09:02:04.242962  <4>[  109.700871] x1 : 0000000000000000 x0 : ffff0008064c0000 
 4046 09:02:04.243082  <4>[  109.706472] Call trace:
 4047 09:02:04.243196  <4>[  109.709192]  refcount_warn_saturate+0x13c/0x144
 4048 09:02:04.245166  <4>[  109.714001]  __refcount_dec.constprop.0+0x5c/0x6c
 4049 09:02:04.285338  <4>[  109.718983]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4050 09:02:04.285599  <4>[  109.724053]  lkdtm_do_action+0x24/0x40
 4051 09:02:04.285799  <4>[  109.728078]  direct_entry+0xd0/0x140
 4052 09:02:04.285980  <4>[  109.731928]  full_proxy_write+0x68/0xbc
 4053 09:02:04.286160  <4>[  109.736041]  vfs_write+0xec/0x20c
 4054 09:02:04.286325  <4>[  109.739631]  ksys_write+0x70/0x100
 4055 09:02:04.286470  <4>[  109.743306]  __arm64_sys_write+0x24/0x30
 4056 09:02:04.286843  <4>[  109.747508]  el0_svc_common.constprop.0+0x84/0x1e0
 4057 09:02:04.286984  <4>[  109.752577]  do_el0_svc+0x2c/0xa4
 4058 09:02:04.287126  <4>[  109.756165]  el0_svc+0x20/0x30
 4059 09:02:04.288560  <4>[  109.759492]  el0_sync_handler+0xb0/0xb4
 4060 09:02:04.328814  <4>[  109.763603]  el0_sync+0x180/0x1c0
 4061 09:02:04.329046  <4>[  109.767188] irq event stamp: 0
 4062 09:02:04.329239  <4>[  109.770517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4063 09:02:04.329403  <4>[  109.777069] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4064 09:02:04.329808  <4>[  109.785534] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4065 09:02:04.329955  <4>[  109.793996] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4066 09:02:04.332030  <4>[  109.800540] ---[ end trace 5458e9bd597c2ea1 ]---
 4067 09:02:04.347347  <6>[  109.805591] lkdtm: Negative detected: saturated
 4068 09:02:04.457876  # [  109.546452] lkdtm: Performing direct entry REFCOUNT_DEC_NEGATIVE
 4069 09:02:04.458155  # [  109.552828] lkdtm: attempting bad refcount_dec() below zero
 4070 09:02:04.458354  # [  109.558764] ------------[ cut here ]------------
 4071 09:02:04.458526  # [  109.563706] refcount_t: decrement hit 0; leaking memory.
 4072 09:02:04.458916  # [  109.569489] WARNING: CPU: 3 PID: 2325 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4073 09:02:04.461064  # [  109.578298] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4074 09:02:04.501026  # [  109.588058] CPU: 3 PID: 2325 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4075 09:02:04.501264  # [  109.596082] Hardware name: ARM Juno development board (r0) (DT)
 4076 09:02:04.501466  # [  109.602283] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4077 09:02:04.501674  # [  109.608570] pc : refcount_warn_saturate+0x13c/0x144
 4078 09:02:04.501837  # [  109.613726] lr : refcount_warn_saturate+0x13c/0x144
 4079 09:02:04.502219  # [  109.618877] sp : ffff800015bc3cc0
 4080 09:02:04.502365  # [  109.622463] x29: ffff800015bc3cc0 x28: ffff0008064c0000 
 4081 09:02:04.504223  # [  109.628064] x27: 0000000000000000 x26: 0000000000000000 
 4082 09:02:04.544142  # [  109.633665] x25: ffff800011508b20 x24: ffff800015bc3e20 
 4083 09:02:04.544476  # [  109.639265] x23: 0000000000000016 x22: ffff000800f01000 
 4084 09:02:04.544682  # [  109.644866] x21: ffff800011a24d80 x20: ffff800011508e20 
 4085 09:02:04.544873  # [  109.650467] x19: ffff800015bc3d04 x18: 0000000000000000 
 4086 09:02:04.545302  # [  109.656067] x17: 0000000000000000 x16: 0000000000000000 
 4087 09:02:04.545495  # [  109.661667] x15: 0000000000000030 x14: ffffffffffffffff 
 4088 09:02:04.545684  # [  109.667268] x13: ffff800095bc396a x12: ffff800015bc3972 
 4089 09:02:04.547359  # [  109.672870] x11: ffff8000125d4330 x10: 0000000000001440 
 4090 09:02:04.587308  # [  109.678471] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4091 09:02:04.587609  # [  109.684071] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4092 09:02:04.587813  # [  109.689671] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4093 09:02:04.587997  # [  109.695271] x3 : 0000000000000000 x2 : 0000000000000000 
 4094 09:02:04.588425  # [  109.700871] x1 : 0000000000000000 x0 : ffff0008064c0000 
 4095 09:02:04.588620  # [  109.706472] Call trace:
 4096 09:02:04.588804  # [  109.709192]  refcount_warn_saturate+0x13c/0x144
 4097 09:02:04.590498  # [  109.714001]  __refcount_dec.constprop.0+0x5c/0x6c
 4098 09:02:04.630458  # [  109.718983]  lkdtm_REFCOUNT_DEC_NEGATIVE+0x3c/0x70
 4099 09:02:04.630752  # [  109.724053]  lkdtm_do_action+0x24/0x40
 4100 09:02:04.630962  # [  109.728078]  direct_entry+0xd0/0x140
 4101 09:02:04.631149  # [  109.731928]  full_proxy_write+0x68/0xbc
 4102 09:02:04.631329  # [  109.736041]  vfs_write+0xec/0x20c
 4103 09:02:04.631510  # [  109.739631]  ksys_write+0x70/0x100
 4104 09:02:04.631937  # [  109.743306]  __arm64_sys_write+0x24/0x30
 4105 09:02:04.632128  # [  109.747508]  el0_svc_common.constprop.0+0x84/0x1e0
 4106 09:02:04.632310  # [  109.752577]  do_el0_svc+0x2c/0xa4
 4107 09:02:04.632486  # [  109.756165]  el0_svc+0x20/0x30
 4108 09:02:04.633662  # [  109.759492]  el0_sync_handler+0xb0/0xb4
 4109 09:02:04.633844  # [  109.763603]  el0_sync+0x180/0x1c0
 4110 09:02:04.673644  # [  109.767188] irq event stamp: 0
 4111 09:02:04.673949  # [  109.770517] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4112 09:02:04.674185  # [  109.777069] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4113 09:02:04.674614  # [  109.785534] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4114 09:02:04.674811  # [  109.793996] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4115 09:02:04.675019  # [  109.800540] ---[ end trace 5458e9bd597c2ea1 ]---
 4116 09:02:04.676846  # [  109.805591] lkdtm: Negative detected: saturated
 4117 09:02:04.699894  # REFCOUNT_DEC_NEGATIVE: saw 'Negative detected: saturated': ok
 4118 09:02:04.700111  ok 47 selftests: lkdtm: REFCOUNT_DEC_NEGATIVE.sh
 4119 09:02:04.703031  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4120 09:02:04.830993  <6>[  110.265696] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4121 09:02:04.831304  <6>[  110.272846] lkdtm: attempting bad refcount_dec_and_test() below zero
 4122 09:02:04.831513  <4>[  110.279539] ------------[ cut here ]------------
 4123 09:02:04.831703  <4>[  110.284486] refcount_t: underflow; use-after-free.
 4124 09:02:04.832134  <4>[  110.289742] WARNING: CPU: 4 PID: 2361 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4125 09:02:04.834166  <4>[  110.298465] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4126 09:02:04.874307  <4>[  110.308224] CPU: 4 PID: 2361 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4127 09:02:04.874603  <4>[  110.316249] Hardware name: ARM Juno development board (r0) (DT)
 4128 09:02:04.875050  <4>[  110.322450] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4129 09:02:04.875242  <4>[  110.328738] pc : refcount_warn_saturate+0xf4/0x144
 4130 09:02:04.875431  <4>[  110.333806] lr : refcount_warn_saturate+0xf4/0x144
 4131 09:02:04.875622  <4>[  110.338871] sp : ffff8000164ebcd0
 4132 09:02:04.875803  <4>[  110.342456] x29: ffff8000164ebcd0 x28: ffff000805078000 
 4133 09:02:04.917726  <4>[  110.348057] x27: 0000000000000000 x26: 0000000000000000 
 4134 09:02:04.918024  <4>[  110.353658] x25: ffff800011508b20 x24: ffff8000164ebe20 
 4135 09:02:04.918228  <4>[  110.359258] x23: 000000000000001f x22: ffff000805760000 
 4136 09:02:04.918415  <4>[  110.364859] x21: ffff800011a24d98 x20: ffff800011508e30 
 4137 09:02:04.918845  <4>[  110.370460] x19: 0000000000000031 x18: 0000000000000000 
 4138 09:02:04.919042  <4>[  110.376061] x17: 0000000000000000 x16: 0000000000000000 
 4139 09:02:04.919231  <4>[  110.381661] x15: 0000000000000030 x14: ffffffffffffffff 
 4140 09:02:04.920940  <4>[  110.387261] x13: ffff8000964eb97a x12: ffff8000164eb982 
 4141 09:02:04.961103  <4>[  110.392862] x11: ffff8000125d4330 x10: 0000000000001440 
 4142 09:02:04.961383  <4>[  110.398463] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4143 09:02:04.961583  <4>[  110.404062] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4144 09:02:04.961770  <4>[  110.409663] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4145 09:02:04.962190  <4>[  110.415263] x3 : 0000000000000000 x2 : 0000000000000000 
 4146 09:02:04.962380  <4>[  110.420863] x1 : 0000000000000000 x0 : ffff000805078000 
 4147 09:02:04.962573  <4>[  110.426464] Call trace:
 4148 09:02:04.962752  <4>[  110.429184]  refcount_warn_saturate+0xf4/0x144
 4149 09:02:05.004495  <4>[  110.433908]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4150 09:02:05.004795  <4>[  110.439675]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4151 09:02:05.004999  <4>[  110.445526]  lkdtm_do_action+0x24/0x40
 4152 09:02:05.005188  <4>[  110.449550]  direct_entry+0xd0/0x140
 4153 09:02:05.005617  <4>[  110.453401]  full_proxy_write+0x68/0xbc
 4154 09:02:05.005816  <4>[  110.457514]  vfs_write+0xec/0x20c
 4155 09:02:05.006009  <4>[  110.461103]  ksys_write+0x70/0x100
 4156 09:02:05.006193  <4>[  110.464779]  __arm64_sys_write+0x24/0x30
 4157 09:02:05.006372  <4>[  110.468980]  el0_svc_common.constprop.0+0x84/0x1e0
 4158 09:02:05.006542  <4>[  110.474049]  do_el0_svc+0x2c/0xa4
 4159 09:02:05.007738  <4>[  110.477638]  el0_svc+0x20/0x30
 4160 09:02:05.047804  <4>[  110.480964]  el0_sync_handler+0xb0/0xb4
 4161 09:02:05.048095  <4>[  110.485075]  el0_sync+0x180/0x1c0
 4162 09:02:05.048297  <4>[  110.488661] irq event stamp: 0
 4163 09:02:05.048481  <4>[  110.491990] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4164 09:02:05.048910  <4>[  110.498542] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4165 09:02:05.049113  <4>[  110.507007] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4166 09:02:05.049298  <4>[  110.515469] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4167 09:02:05.071637  <4>[  110.522013] ---[ end trace 5458e9bd597c2ea2 ]---
 4168 09:02:05.071922  <6>[  110.527085] lkdtm: Negative detected: saturated
 4169 09:02:05.181114  # [  110.265696] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_NEGATIVE
 4170 09:02:05.181678  # [  110.272846] lkdtm: attempting bad refcount_dec_and_test() below zero
 4171 09:02:05.181891  # [  110.279539] ------------[ cut here ]------------
 4172 09:02:05.182100  # [  110.284486] refcount_t: underflow; use-after-free.
 4173 09:02:05.182285  # [  110.289742] WARNING: CPU: 4 PID: 2361 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4174 09:02:05.184364  # [  110.298465] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4175 09:02:05.224242  # [  110.308224] CPU: 4 PID: 2361 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4176 09:02:05.224544  # [  110.316249] Hardware name: ARM Juno development board (r0) (DT)
 4177 09:02:05.224747  # [  110.322450] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4178 09:02:05.225180  # [  110.328738] pc : refcount_warn_saturate+0xf4/0x144
 4179 09:02:05.225372  # [  110.333806] lr : refcount_warn_saturate+0xf4/0x144
 4180 09:02:05.225563  # [  110.338871] sp : ffff8000164ebcd0
 4181 09:02:05.225748  # [  110.342456] x29: ffff8000164ebcd0 x28: ffff000805078000 
 4182 09:02:05.227426  # [  110.348057] x27: 0000000000000000 x26: 0000000000000000 
 4183 09:02:05.267404  # [  110.353658] x25: ffff800011508b20 x24: ffff8000164ebe20 
 4184 09:02:05.267700  # [  110.359258] x23: 000000000000001f x22: ffff000805760000 
 4185 09:02:05.267912  # [  110.364859] x21: ffff800011a24d98 x20: ffff800011508e30 
 4186 09:02:05.268107  # [  110.370460] x19: 0000000000000031 x18: 0000000000000000 
 4187 09:02:05.268528  # [  110.376061] x17: 0000000000000000 x16: 0000000000000000 
 4188 09:02:05.268717  # [  110.381661] x15: 0000000000000030 x14: ffffffffffffffff 
 4189 09:02:05.268900  # [  110.387261] x13: ffff8000964eb97a x12: ffff8000164eb982 
 4190 09:02:05.310566  # [  110.392862] x11: ffff8000125d4330 x10: 0000000000001440 
 4191 09:02:05.310862  # [  110.398463] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4192 09:02:05.311064  # [  110.404062] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4193 09:02:05.311255  # [  110.409663] x5 : ffff8000125a5c88 x4 : ffff00097ef90c68 
 4194 09:02:05.311447  # [  110.415263] x3 : 0000000000000000 x2 : 0000000000000000 
 4195 09:02:05.311867  # [  110.420863] x1 : 0000000000000000 x0 : ffff000805078000 
 4196 09:02:05.312051  # [  110.426464] Call trace:
 4197 09:02:05.312236  # [  110.429184]  refcount_warn_saturate+0xf4/0x144
 4198 09:02:05.313771  # [  110.433908]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4199 09:02:05.353743  # [  110.439675]  lkdtm_REFCOUNT_DEC_AND_TEST_NEGATIVE+0x44/0x8c
 4200 09:02:05.354059  # [  110.445526]  lkdtm_do_action+0x24/0x40
 4201 09:02:05.354268  # [  110.449550]  direct_entry+0xd0/0x140
 4202 09:02:05.354457  # [  110.453401]  full_proxy_write+0x68/0xbc
 4203 09:02:05.354642  # [  110.457514]  vfs_write+0xec/0x20c
 4204 09:02:05.354823  # [  110.461103]  ksys_write+0x70/0x100
 4205 09:02:05.355255  # [  110.464779]  __arm64_sys_write+0x24/0x30
 4206 09:02:05.355450  # [  110.468980]  el0_svc_common.constprop.0+0x84/0x1e0
 4207 09:02:05.355624  # [  110.474049]  do_el0_svc+0x2c/0xa4
 4208 09:02:05.355795  # [  110.477638]  el0_svc+0x20/0x30
 4209 09:02:05.356963  # [  110.480964]  el0_sync_handler+0xb0/0xb4
 4210 09:02:05.396887  # [  110.485075]  el0_sync+0x180/0x1c0
 4211 09:02:05.397193  # [  110.488661] irq event stamp: 0
 4212 09:02:05.397398  # [  110.491990] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4213 09:02:05.397588  # [  110.498542] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4214 09:02:05.398043  # [  110.507007] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4215 09:02:05.398302  # [  110.515469] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4216 09:02:05.400071  # [  110.522013] ---[ end trace 5458e9bd597c2ea2 ]---
 4217 09:02:05.428258  # [  110.527085] lkdtm: Negative detected: saturated
 4218 09:02:05.428548  # REFCOUNT_DEC_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4219 09:02:05.428754  ok 48 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_NEGATIVE.sh
 4220 09:02:05.431393  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4221 09:02:05.545459  <6>[  110.979995] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4222 09:02:05.545766  <6>[  110.987141] lkdtm: attempting bad refcount_sub_and_test() below zero
 4223 09:02:05.545968  <4>[  110.993895] ------------[ cut here ]------------
 4224 09:02:05.546417  <4>[  110.998867] refcount_t: underflow; use-after-free.
 4225 09:02:05.546616  <4>[  111.004224] WARNING: CPU: 1 PID: 2397 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4226 09:02:05.548666  <4>[  111.012944] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4227 09:02:05.588741  <4>[  111.022676] CPU: 1 PID: 2397 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4228 09:02:05.589041  <4>[  111.030695] Hardware name: ARM Juno development board (r0) (DT)
 4229 09:02:05.589485  <4>[  111.036890] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4230 09:02:05.589680  <4>[  111.043171] pc : refcount_warn_saturate+0xf4/0x144
 4231 09:02:05.589876  <4>[  111.048233] lr : refcount_warn_saturate+0xf4/0x144
 4232 09:02:05.590082  <4>[  111.053292] sp : ffff8000163b3cd0
 4233 09:02:05.590268  <4>[  111.056873] x29: ffff8000163b3cd0 x28: ffff000804b50000 
 4234 09:02:05.632051  <4>[  111.062467] x27: 0000000000000000 x26: 0000000000000000 
 4235 09:02:05.632340  <4>[  111.068059] x25: ffff800011508b20 x24: ffff8000163b3e20 
 4236 09:02:05.632546  <4>[  111.073652] x23: 000000000000001f x22: ffff000804c4d000 
 4237 09:02:05.632971  <4>[  111.079244] x21: ffff800011a24db8 x20: ffff800011508e40 
 4238 09:02:05.633169  <4>[  111.084835] x19: 0000000000000032 x18: 0000000000000000 
 4239 09:02:05.633361  <4>[  111.090427] x17: 0000000000000000 x16: 0000000000000000 
 4240 09:02:05.633545  <4>[  111.096018] x15: 0000000000000000 x14: ffff000800296200 
 4241 09:02:05.635290  <4>[  111.101609] x13: 0000000000000b1e x12: 071c71c71c71c71c 
 4242 09:02:05.675419  <4>[  111.107201] x11: 0000000000000b1e x10: 0000000000001440 
 4243 09:02:05.675652  <4>[  111.112793] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4244 09:02:05.675845  <4>[  111.118384] x7 : 0000000000186a00 x6 : ffff8000125a5000 
 4245 09:02:05.676009  <4>[  111.123976] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4246 09:02:05.676391  <4>[  111.129567] x3 : 0000000000000000 x2 : 0000000000000000 
 4247 09:02:05.676535  <4>[  111.135159] x1 : 0000000000000000 x0 : ffff000804b50000 
 4248 09:02:05.676685  <4>[  111.140750] Call trace:
 4249 09:02:05.676831  <4>[  111.143464]  refcount_warn_saturate+0xf4/0x144
 4250 09:02:05.718776  <4>[  111.148182]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4251 09:02:05.719075  <4>[  111.153942]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4252 09:02:05.719278  <4>[  111.159788]  lkdtm_do_action+0x24/0x40
 4253 09:02:05.719467  <4>[  111.163806]  direct_entry+0xd0/0x140
 4254 09:02:05.719649  <4>[  111.167651]  full_proxy_write+0x68/0xbc
 4255 09:02:05.719829  <4>[  111.171756]  vfs_write+0xec/0x20c
 4256 09:02:05.720005  <4>[  111.175339]  ksys_write+0x70/0x100
 4257 09:02:05.720430  <4>[  111.179009]  __arm64_sys_write+0x24/0x30
 4258 09:02:05.720643  <4>[  111.183203]  el0_svc_common.constprop.0+0x84/0x1e0
 4259 09:02:05.720827  <4>[  111.188265]  do_el0_svc+0x2c/0xa4
 4260 09:02:05.721986  <4>[  111.191848]  el0_svc+0x20/0x30
 4261 09:02:05.762050  <4>[  111.195168]  el0_sync_handler+0xb0/0xb4
 4262 09:02:05.762352  <4>[  111.199273]  el0_sync+0x180/0x1c0
 4263 09:02:05.762572  <4>[  111.202853] irq event stamp: 0
 4264 09:02:05.762772  <4>[  111.206177] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4265 09:02:05.763203  <4>[  111.212722] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4266 09:02:05.763410  <4>[  111.221179] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4267 09:02:05.763643  <4>[  111.229634] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4268 09:02:05.785963  <4>[  111.236174] ---[ end trace 5458e9bd597c2ea3 ]---
 4269 09:02:05.786363  <6>[  111.241133] lkdtm: Negative detected: saturated
 4270 09:02:05.915317  # [  110.979995] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_NEGATIVE
 4271 09:02:05.915635  # [  110.987141] lkdtm: attempting bad refcount_sub_and_test() below zero
 4272 09:02:05.916087  # [  110.993895] ------------[ cut here ]------------
 4273 09:02:05.916281  # [  110.998867] refcount_t: underflow; use-after-free.
 4274 09:02:05.916477  # [  111.004224] WARNING: CPU: 1 PID: 2397 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 4275 09:02:05.918536  # [  111.012944] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4276 09:02:05.958449  # [  111.022676] CPU: 1 PID: 2397 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4277 09:02:05.958724  # [  111.030695] Hardware name: ARM Juno development board (r0) (DT)
 4278 09:02:05.958917  # [  111.036890] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4279 09:02:05.959330  # [  111.043171] pc : refcount_warn_saturate+0xf4/0x144
 4280 09:02:05.959504  # [  111.048233] lr : refcount_warn_saturate+0xf4/0x144
 4281 09:02:05.959693  # [  111.053292] sp : ffff8000163b3cd0
 4282 09:02:05.959873  # [  111.056873] x29: ffff8000163b3cd0 x28: ffff000804b50000 
 4283 09:02:05.961649  # [  111.062467] x27: 0000000000000000 x26: 0000000000000000 
 4284 09:02:06.001606  # [  111.068059] x25: ffff800011508b20 x24: ffff8000163b3e20 
 4285 09:02:06.001927  # [  111.073652] x23: 000000000000001f x22: ffff000804c4d000 
 4286 09:02:06.002392  # [  111.079244] x21: ffff800011a24db8 x20: ffff800011508e40 
 4287 09:02:06.002639  # [  111.084835] x19: 0000000000000032 x18: 0000000000000000 
 4288 09:02:06.002836  # [  111.090427] x17: 0000000000000000 x16: 0000000000000000 
 4289 09:02:06.003019  # [  111.096018] x15: 0000000000000000 x14: ffff000800296200 
 4290 09:02:06.003196  # [  111.101609] x13: 0000000000000b1e x12: 071c71c71c71c71c 
 4291 09:02:06.044819  # [  111.107201] x11: 0000000000000b1e x10: 0000000000001440 
 4292 09:02:06.045151  # [  111.112793] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4293 09:02:06.045387  # [  111.118384] x7 : 0000000000186a00 x6 : ffff8000125a5000 
 4294 09:02:06.045594  # [  111.123976] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4295 09:02:06.045794  # [  111.129567] x3 : 0000000000000000 x2 : 0000000000000000 
 4296 09:02:06.046223  # [  111.135159] x1 : 0000000000000000 x0 : ffff000804b50000 
 4297 09:02:06.046430  # [  111.140750] Call trace:
 4298 09:02:06.046637  # [  111.143464]  refcount_warn_saturate+0xf4/0x144
 4299 09:02:06.048053  # [  111.148182]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 4300 09:02:06.088004  # [  111.153942]  lkdtm_REFCOUNT_SUB_AND_TEST_NEGATIVE+0x48/0x90
 4301 09:02:06.088337  # [  111.159788]  lkdtm_do_action+0x24/0x40
 4302 09:02:06.088578  # [  111.163806]  direct_entry+0xd0/0x140
 4303 09:02:06.088794  # [  111.167651]  full_proxy_write+0x68/0xbc
 4304 09:02:06.089000  # [  111.171756]  vfs_write+0xec/0x20c
 4305 09:02:06.089201  # [  111.175339]  ksys_write+0x70/0x100
 4306 09:02:06.089648  # [  111.179009]  __arm64_sys_write+0x24/0x30
 4307 09:02:06.089854  # [  111.183203]  el0_svc_common.constprop.0+0x84/0x1e0
 4308 09:02:06.090072  # [  111.188265]  do_el0_svc+0x2c/0xa4
 4309 09:02:06.090269  # [  111.191848]  el0_svc+0x20/0x30
 4310 09:02:06.091232  # [  111.195168]  el0_sync_handler+0xb0/0xb4
 4311 09:02:06.131105  # [  111.199273]  el0_sync+0x180/0x1c0
 4312 09:02:06.131425  # [  111.202853] irq event stamp: 0
 4313 09:02:06.131673  # [  111.206177] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4314 09:02:06.132162  # [  111.212722] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4315 09:02:06.132413  # [  111.221179] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4316 09:02:06.132623  # [  111.229634] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4317 09:02:06.134327  # [  111.236174] ---[ end trace 5458e9bd597c2ea3 ]---
 4318 09:02:06.162555  # [  111.241133] lkdtm: Negative detected: saturated
 4319 09:02:06.162806  # REFCOUNT_SUB_AND_TEST_NEGATIVE: saw 'Negative detected: saturated': ok
 4320 09:02:06.165698  ok 49 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_NEGATIVE.sh
 4321 09:02:06.165888  # selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4322 09:02:06.271062  <6>[  111.705530] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4323 09:02:06.271393  <6>[  111.711534] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4324 09:02:06.271642  <6>[  111.718246] lkdtm: Good: zero detected
 4325 09:02:06.271863  <6>[  111.722321] lkdtm: Correctly stayed at zero
 4326 09:02:06.272319  <6>[  111.726828] lkdtm: attempting bad refcount_inc() from zero
 4327 09:02:06.272532  <4>[  111.732829] ------------[ cut here ]------------
 4328 09:02:06.272742  <4>[  111.737780] refcount_t: addition on 0; use-after-free.
 4329 09:02:06.314317  <4>[  111.743257] WARNING: CPU: 1 PID: 2430 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4330 09:02:06.314888  <4>[  111.751974] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4331 09:02:06.315127  <4>[  111.761704] CPU: 1 PID: 2430 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4332 09:02:06.315345  <4>[  111.769724] Hardware name: ARM Juno development board (r0) (DT)
 4333 09:02:06.315554  <4>[  111.775918] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4334 09:02:06.315755  <4>[  111.782199] pc : refcount_warn_saturate+0xa0/0x144
 4335 09:02:06.317579  <4>[  111.787260] lr : refcount_warn_saturate+0xa0/0x144
 4336 09:02:06.357623  <4>[  111.792319] sp : ffff80001662bcd0
 4337 09:02:06.357914  <4>[  111.795899] x29: ffff80001662bcd0 x28: ffff000800bf6200 
 4338 09:02:06.358411  <4>[  111.801492] x27: 0000000000000000 x26: 0000000000000000 
 4339 09:02:06.358630  <4>[  111.807084] x25: ffff800011508b20 x24: ffff80001662be20 
 4340 09:02:06.358838  <4>[  111.812676] x23: 0000000000000012 x22: ffff000800d04000 
 4341 09:02:06.359039  <4>[  111.818269] x21: ffff800011a24dd8 x20: ffff800011508e50 
 4342 09:02:06.359235  <4>[  111.823860] x19: 0000000000000033 x18: 0000000000000000 
 4343 09:02:06.360853  <4>[  111.829452] x17: 0000000000000000 x16: 0000000000000000 
 4344 09:02:06.400977  <4>[  111.835044] x15: 0000000000000030 x14: ffffffffffffffff 
 4345 09:02:06.401205  <4>[  111.840636] x13: ffff80009662b97a x12: ffff80001662b982 
 4346 09:02:06.401396  <4>[  111.846227] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4347 09:02:06.401558  <4>[  111.851819] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4348 09:02:06.401712  <4>[  111.857411] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4349 09:02:06.402080  <4>[  111.863003] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4350 09:02:06.402222  <4>[  111.868594] x3 : 0000000000000000 x2 : 0000000000000000 
 4351 09:02:06.444274  <4>[  111.874185] x1 : 0000000000000000 x0 : ffff000800bf6200 
 4352 09:02:06.444494  <4>[  111.879776] Call trace:
 4353 09:02:06.444675  <4>[  111.882490]  refcount_warn_saturate+0xa0/0x144
 4354 09:02:06.444837  <4>[  111.887207]  __refcount_add.constprop.0+0x64/0x90
 4355 09:02:06.445234  <4>[  111.892184]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4356 09:02:06.445379  <4>[  111.896898]  lkdtm_do_action+0x24/0x40
 4357 09:02:06.445529  <4>[  111.900917]  direct_entry+0xd0/0x140
 4358 09:02:06.445674  <4>[  111.904761]  full_proxy_write+0x68/0xbc
 4359 09:02:06.445813  <4>[  111.908867]  vfs_write+0xec/0x20c
 4360 09:02:06.445950  <4>[  111.912450]  ksys_write+0x70/0x100
 4361 09:02:06.447524  <4>[  111.916119]  __arm64_sys_write+0x24/0x30
 4362 09:02:06.487582  <4>[  111.920313]  el0_svc_common.constprop.0+0x84/0x1e0
 4363 09:02:06.487790  <4>[  111.925376]  do_el0_svc+0x2c/0xa4
 4364 09:02:06.487969  <4>[  111.928958]  el0_svc+0x20/0x30
 4365 09:02:06.488124  <4>[  111.932279]  el0_sync_handler+0xb0/0xb4
 4366 09:02:06.488519  <4>[  111.936383]  el0_sync+0x180/0x1c0
 4367 09:02:06.488661  <4>[  111.939963] irq event stamp: 0
 4368 09:02:06.488809  <4>[  111.943286] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4369 09:02:06.488953  <4>[  111.949830] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4370 09:02:06.519144  <4>[  111.958287] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4371 09:02:06.519415  <4>[  111.966742] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4372 09:02:06.522223  <4>[  111.973281] ---[ end trace 5458e9bd597c2ea4 ]---
 4373 09:02:06.522389  <6>[  111.978273] lkdtm: Zero detected: saturated
 4374 09:02:06.644221  # [  111.705530] lkdtm: Performing direct entry REFCOUNT_INC_ZERO
 4375 09:02:06.644477  # [  111.711534] lkdtm: attempting safe refcount_inc_not_zero() from zero
 4376 09:02:06.644731  # [  111.718246] lkdtm: Good: zero detected
 4377 09:02:06.644964  # [  111.722321] lkdtm: Correctly stayed at zero
 4378 09:02:06.645184  # [  111.726828] lkdtm: attempting bad refcount_inc() from zero
 4379 09:02:06.645640  # [  111.732829] ------------[ cut here ]------------
 4380 09:02:06.645836  # [  111.737780] refcount_t: addition on 0; use-after-free.
 4381 09:02:06.687393  # [  111.743257] WARNING: CPU: 1 PID: 2430 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4382 09:02:06.687708  # [  111.751974] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4383 09:02:06.687913  # [  111.761704] CPU: 1 PID: 2430 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4384 09:02:06.688382  # [  111.769724] Hardware name: ARM Juno development board (r0) (DT)
 4385 09:02:06.688598  # [  111.775918] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4386 09:02:06.688778  # [  111.782199] pc : refcount_warn_saturate+0xa0/0x144
 4387 09:02:06.690598  # [  111.787260] lr : refcount_warn_saturate+0xa0/0x144
 4388 09:02:06.730548  # [  111.792319] sp : ffff80001662bcd0
 4389 09:02:06.730800  # [  111.795899] x29: ffff80001662bcd0 x28: ffff000800bf6200 
 4390 09:02:06.730957  # [  111.801492] x27: 0000000000000000 x26: 0000000000000000 
 4391 09:02:06.731096  # [  111.807084] x25: ffff800011508b20 x24: ffff80001662be20 
 4392 09:02:06.731455  # [  111.812676] x23: 0000000000000012 x22: ffff000800d04000 
 4393 09:02:06.731589  # [  111.818269] x21: ffff800011a24dd8 x20: ffff800011508e50 
 4394 09:02:06.731708  # [  111.823860] x19: 0000000000000033 x18: 0000000000000000 
 4395 09:02:06.733743  # [  111.829452] x17: 0000000000000000 x16: 0000000000000000 
 4396 09:02:06.773699  # [  111.835044] x15: 0000000000000030 x14: ffffffffffffffff 
 4397 09:02:06.773948  # [  111.840636] x13: ffff80009662b97a x12: ffff80001662b982 
 4398 09:02:06.774120  # [  111.846227] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4399 09:02:06.774255  # [  111.851819] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4400 09:02:06.774393  # [  111.857411] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4401 09:02:06.774773  # [  111.863003] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4402 09:02:06.774907  # [  111.868594] x3 : 0000000000000000 x2 : 0000000000000000 
 4403 09:02:06.776875  # [  111.874185] x1 : 0000000000000000 x0 : ffff000800bf6200 
 4404 09:02:06.816893  # [  111.879776] Call trace:
 4405 09:02:06.817103  # [  111.882490]  refcount_warn_saturate+0xa0/0x144
 4406 09:02:06.817270  # [  111.887207]  __refcount_add.constprop.0+0x64/0x90
 4407 09:02:06.817387  # [  111.892184]  lkdtm_REFCOUNT_INC_ZERO+0xa4/0xd4
 4408 09:02:06.817494  # [  111.896898]  lkdtm_do_action+0x24/0x40
 4409 09:02:06.817596  # [  111.900917]  direct_entry+0xd0/0x140
 4410 09:02:06.817933  # [  111.904761]  full_proxy_write+0x68/0xbc
 4411 09:02:06.818080  # [  111.908867]  vfs_write+0xec/0x20c
 4412 09:02:06.818187  # [  111.912450]  ksys_write+0x70/0x100
 4413 09:02:06.818289  # [  111.916119]  __arm64_sys_write+0x24/0x30
 4414 09:02:06.820116  # [  111.920313]  el0_svc_common.constprop.0+0x84/0x1e0
 4415 09:02:06.860038  # [  111.925376]  do_el0_svc+0x2c/0xa4
 4416 09:02:06.860257  # [  111.928958]  el0_svc+0x20/0x30
 4417 09:02:06.860375  # [  111.932279]  el0_sync_handler+0xb0/0xb4
 4418 09:02:06.860483  # [  111.936383]  el0_sync+0x180/0x1c0
 4419 09:02:06.860587  # [  111.939963] irq event stamp: 0
 4420 09:02:06.860689  # [  111.943286] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4421 09:02:06.861010  # [  111.949830] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4422 09:02:06.863238  # [  111.958287] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4423 09:02:06.896790  # [  111.966742] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4424 09:02:06.897072  # [  111.973281] ---[ end trace 5458e9bd597c2ea4 ]---
 4425 09:02:06.897501  # [  111.978273] lkdtm: Zero detected: saturated
 4426 09:02:06.897689  # REFCOUNT_INC_ZERO: saw 'call trace:': ok
 4427 09:02:06.897850  ok 50 selftests: lkdtm: REFCOUNT_INC_ZERO.sh
 4428 09:02:06.899967  # selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4429 09:02:07.014695  <6>[  112.447726] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4430 09:02:07.015041  <6>[  112.453716] lkdtm: attempting safe refcount_add_not_zero() from zero
 4431 09:02:07.015265  <6>[  112.460400] lkdtm: Good: zero detected
 4432 09:02:07.015490  <6>[  112.465306] lkdtm: Correctly stayed at zero
 4433 09:02:07.015681  <6>[  112.470567] lkdtm: attempting bad refcount_add() from zero
 4434 09:02:07.015864  <4>[  112.476451] ------------[ cut here ]------------
 4435 09:02:07.016049  <4>[  112.481397] refcount_t: addition on 0; use-after-free.
 4436 09:02:07.057998  <4>[  112.486882] WARNING: CPU: 1 PID: 2463 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4437 09:02:07.058272  <4>[  112.495603] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4438 09:02:07.058706  <4>[  112.505338] CPU: 1 PID: 2463 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4439 09:02:07.058869  <4>[  112.513364] Hardware name: ARM Juno development board (r0) (DT)
 4440 09:02:07.059035  <4>[  112.519563] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4441 09:02:07.059190  <4>[  112.525846] pc : refcount_warn_saturate+0xa0/0x144
 4442 09:02:07.061217  <4>[  112.530909] lr : refcount_warn_saturate+0xa0/0x144
 4443 09:02:07.101323  <4>[  112.535968] sp : ffff8000166e3cd0
 4444 09:02:07.101607  <4>[  112.539549] x29: ffff8000166e3cd0 x28: ffff000804016200 
 4445 09:02:07.101820  <4>[  112.545143] x27: 0000000000000000 x26: 0000000000000000 
 4446 09:02:07.102026  <4>[  112.550736] x25: ffff800011508b20 x24: ffff8000166e3e20 
 4447 09:02:07.102456  <4>[  112.556328] x23: 0000000000000012 x22: ffff0008070aa000 
 4448 09:02:07.102644  <4>[  112.561919] x21: ffff800011a24df0 x20: ffff800011508e60 
 4449 09:02:07.102831  <4>[  112.567511] x19: 0000000000000034 x18: 0000000000000000 
 4450 09:02:07.104540  <4>[  112.573103] x17: 0000000000000000 x16: 0000000000000000 
 4451 09:02:07.144712  <4>[  112.578694] x15: 0000000000000030 x14: ffffffffffffffff 
 4452 09:02:07.145036  <4>[  112.584286] x13: ffff8000966e397a x12: ffff8000166e3982 
 4453 09:02:07.145278  <4>[  112.589877] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4454 09:02:07.145740  <4>[  112.595469] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4455 09:02:07.145951  <4>[  112.601060] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4456 09:02:07.146174  <4>[  112.606652] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4457 09:02:07.146371  <4>[  112.612243] x3 : 0000000000000000 x2 : 0000000000000000 
 4458 09:02:07.187973  <4>[  112.617834] x1 : 0000000000000000 x0 : ffff000804016200 
 4459 09:02:07.188262  <4>[  112.623426] Call trace:
 4460 09:02:07.188479  <4>[  112.626139]  refcount_warn_saturate+0xa0/0x144
 4461 09:02:07.188681  <4>[  112.630856]  __refcount_add.constprop.0+0x64/0x90
 4462 09:02:07.189114  <4>[  112.635834]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4463 09:02:07.189307  <4>[  112.640548]  lkdtm_do_action+0x24/0x40
 4464 09:02:07.189495  <4>[  112.644566]  direct_entry+0xd0/0x140
 4465 09:02:07.189676  <4>[  112.648410]  full_proxy_write+0x68/0xbc
 4466 09:02:07.189841  <4>[  112.652516]  vfs_write+0xec/0x20c
 4467 09:02:07.190017  <4>[  112.656100]  ksys_write+0x70/0x100
 4468 09:02:07.191205  <4>[  112.659769]  __arm64_sys_write+0x24/0x30
 4469 09:02:07.231266  <4>[  112.663964]  el0_svc_common.constprop.0+0x84/0x1e0
 4470 09:02:07.231481  <4>[  112.669026]  do_el0_svc+0x2c/0xa4
 4471 09:02:07.231665  <4>[  112.672608]  el0_svc+0x20/0x30
 4472 09:02:07.231824  <4>[  112.675929]  el0_sync_handler+0xb0/0xb4
 4473 09:02:07.231977  <4>[  112.680034]  el0_sync+0x180/0x1c0
 4474 09:02:07.232124  <4>[  112.683614] irq event stamp: 0
 4475 09:02:07.232490  <4>[  112.686938] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4476 09:02:07.232626  <4>[  112.693483] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4477 09:02:07.263381  <4>[  112.701941] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4478 09:02:07.263600  <4>[  112.710396] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4479 09:02:07.266522  <4>[  112.716935] ---[ end trace 5458e9bd597c2ea5 ]---
 4480 09:02:07.266697  <6>[  112.721892] lkdtm: Zero detected: saturated
 4481 09:02:07.386496  # [  112.447726] lkdtm: Performing direct entry REFCOUNT_ADD_ZERO
 4482 09:02:07.386743  # [  112.453716] lkdtm: attempting safe refcount_add_not_zero() from zero
 4483 09:02:07.386908  # [  112.460400] lkdtm: Good: zero detected
 4484 09:02:07.387052  # [  112.465306] lkdtm: Correctly stayed at zero
 4485 09:02:07.387183  # [  112.470567] lkdtm: attempting bad refcount_add() from zero
 4486 09:02:07.387307  # [  112.476451] ------------[ cut here ]------------
 4487 09:02:07.387672  # [  112.481397] refcount_t: addition on 0; use-after-free.
 4488 09:02:07.389681  # [  112.486882] WARNING: CPU: 1 PID: 2463 at lib/refcount.c:25 refcount_warn_saturate+0xa0/0x144
 4489 09:02:07.429625  # [  112.495603] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4490 09:02:07.429847  # [  112.505338] CPU: 1 PID: 2463 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4491 09:02:07.430044  # [  112.513364] Hardware name: ARM Juno development board (r0) (DT)
 4492 09:02:07.430442  # [  112.519563] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4493 09:02:07.430593  # [  112.525846] pc : refcount_warn_saturate+0xa0/0x144
 4494 09:02:07.430723  # [  112.530909] lr : refcount_warn_saturate+0xa0/0x144
 4495 09:02:07.432857  # [  112.535968] sp : ffff8000166e3cd0
 4496 09:02:07.472865  # [  112.539549] x29: ffff8000166e3cd0 x28: ffff000804016200 
 4497 09:02:07.473094  # [  112.545143] x27: 0000000000000000 x26: 0000000000000000 
 4498 09:02:07.473223  # [  112.550736] x25: ffff800011508b20 x24: ffff8000166e3e20 
 4499 09:02:07.473337  # [  112.556328] x23: 0000000000000012 x22: ffff0008070aa000 
 4500 09:02:07.473445  # [  112.561919] x21: ffff800011a24df0 x20: ffff800011508e60 
 4501 09:02:07.473773  # [  112.567511] x19: 0000000000000034 x18: 0000000000000000 
 4502 09:02:07.473892  # [  112.573103] x17: 0000000000000000 x16: 0000000000000000 
 4503 09:02:07.476062  # [  112.578694] x15: 0000000000000030 x14: ffffffffffffffff 
 4504 09:02:07.516021  # [  112.584286] x13: ffff8000966e397a x12: ffff8000166e3982 
 4505 09:02:07.516335  # [  112.589877] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4506 09:02:07.516533  # [  112.595469] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4507 09:02:07.517026  # [  112.601060] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4508 09:02:07.517229  # [  112.606652] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4509 09:02:07.517417  # [  112.612243] x3 : 0000000000000000 x2 : 0000000000000000 
 4510 09:02:07.517594  # [  112.617834] x1 : 0000000000000000 x0 : ffff000804016200 
 4511 09:02:07.519198  # [  112.623426] Call trace:
 4512 09:02:07.559173  # [  112.626139]  refcount_warn_saturate+0xa0/0x144
 4513 09:02:07.559402  # [  112.630856]  __refcount_add.constprop.0+0x64/0x90
 4514 09:02:07.559572  # [  112.635834]  lkdtm_REFCOUNT_ADD_ZERO+0xa4/0xd4
 4515 09:02:07.559723  # [  112.640548]  lkdtm_do_action+0x24/0x40
 4516 09:02:07.559865  # [  112.644566]  direct_entry+0xd0/0x140
 4517 09:02:07.560004  # [  112.648410]  full_proxy_write+0x68/0xbc
 4518 09:02:07.560178  # [  112.652516]  vfs_write+0xec/0x20c
 4519 09:02:07.560537  # [  112.656100]  ksys_write+0x70/0x100
 4520 09:02:07.560665  # [  112.659769]  __arm64_sys_write+0x24/0x30
 4521 09:02:07.560803  # [  112.663964]  el0_svc_common.constprop.0+0x84/0x1e0
 4522 09:02:07.562335  # [  112.669026]  do_el0_svc+0x2c/0xa4
 4523 09:02:07.602293  # [  112.672608]  el0_svc+0x20/0x30
 4524 09:02:07.602589  # [  112.675929]  el0_sync_handler+0xb0/0xb4
 4525 09:02:07.602783  # [  112.680034]  el0_sync+0x180/0x1c0
 4526 09:02:07.602988  # [  112.683614] irq event stamp: 0
 4527 09:02:07.603406  # [  112.686938] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4528 09:02:07.603594  # [  112.693483] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4529 09:02:07.603782  # [  112.701941] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4530 09:02:07.605489  # [  112.710396] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4531 09:02:07.634067  # [  112.716935] ---[ end trace 5458e9bd597c2ea5 ]---
 4532 09:02:07.634391  # [  112.721892] lkdtm: Zero detected: saturated
 4533 09:02:07.634586  # REFCOUNT_ADD_ZERO: saw 'call trace:': ok
 4534 09:02:07.634770  ok 51 selftests: lkdtm: REFCOUNT_ADD_ZERO.sh
 4535 09:02:07.637188  # selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4536 09:02:07.808705  <6>[  113.243085] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4537 09:02:07.808936  <6>[  113.249533] lkdtm: attempting bad refcount_inc() from saturated
 4538 09:02:07.809106  <4>[  113.255853] ------------[ cut here ]------------
 4539 09:02:07.809259  <4>[  113.260820] refcount_t: saturated; leaking memory.
 4540 09:02:07.809623  <4>[  113.266268] WARNING: CPU: 3 PID: 2499 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4541 09:02:07.811916  <4>[  113.274990] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4542 09:02:07.852083  <4>[  113.284750] CPU: 3 PID: 2499 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4543 09:02:07.852306  <4>[  113.292774] Hardware name: ARM Juno development board (r0) (DT)
 4544 09:02:07.852474  <4>[  113.298974] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4545 09:02:07.852622  <4>[  113.305262] pc : refcount_warn_saturate+0x74/0x144
 4546 09:02:07.852988  <4>[  113.310330] lr : refcount_warn_saturate+0x74/0x144
 4547 09:02:07.853119  <4>[  113.315395] sp : ffff80001679bcd0
 4548 09:02:07.853261  <4>[  113.318980] x29: ffff80001679bcd0 x28: ffff000804b54980 
 4549 09:02:07.855278  <4>[  113.324581] x27: 0000000000000000 x26: 0000000000000000 
 4550 09:02:07.895419  <4>[  113.330182] x25: ffff800011508b20 x24: ffff80001679be20 
 4551 09:02:07.895633  <4>[  113.335782] x23: 0000000000000017 x22: ffff000802b39000 
 4552 09:02:07.895798  <4>[  113.341383] x21: ffff800011a24e08 x20: ffff800011508e70 
 4553 09:02:07.895947  <4>[  113.346983] x19: 0000000000000035 x18: 0000000000000000 
 4554 09:02:07.896312  <4>[  113.352583] x17: 0000000000000000 x16: 0000000000000000 
 4555 09:02:07.896442  <4>[  113.358184] x15: 0000000000000030 x14: ffffffffffffffff 
 4556 09:02:07.896585  <4>[  113.363784] x13: ffff80009679b97a x12: ffff80001679b982 
 4557 09:02:07.938813  <4>[  113.369384] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4558 09:02:07.939038  <4>[  113.374985] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4559 09:02:07.939222  <4>[  113.380585] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4560 09:02:07.939381  <4>[  113.386186] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4561 09:02:07.939773  <4>[  113.391786] x3 : 0000000000000000 x2 : 0000000000000000 
 4562 09:02:07.939917  <4>[  113.397386] x1 : 0000000000000000 x0 : ffff000804b54980 
 4563 09:02:07.940066  <4>[  113.402986] Call trace:
 4564 09:02:07.940209  <4>[  113.405706]  refcount_warn_saturate+0x74/0x144
 4565 09:02:07.941978  <4>[  113.410430]  __refcount_add.constprop.0+0x7c/0x90
 4566 09:02:07.982203  <4>[  113.415413]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4567 09:02:07.982413  <4>[  113.420569]  lkdtm_do_action+0x24/0x40
 4568 09:02:07.982591  <4>[  113.424593]  direct_entry+0xd0/0x140
 4569 09:02:07.982746  <4>[  113.428444]  full_proxy_write+0x68/0xbc
 4570 09:02:07.982895  <4>[  113.432556]  vfs_write+0xec/0x20c
 4571 09:02:07.983263  <4>[  113.436145]  ksys_write+0x70/0x100
 4572 09:02:07.983402  <4>[  113.439821]  __arm64_sys_write+0x24/0x30
 4573 09:02:07.983546  <4>[  113.444022]  el0_svc_common.constprop.0+0x84/0x1e0
 4574 09:02:07.983689  <4>[  113.449091]  do_el0_svc+0x2c/0xa4
 4575 09:02:07.983825  <4>[  113.452679]  el0_svc+0x20/0x30
 4576 09:02:07.985350  <4>[  113.456006]  el0_sync_handler+0xb0/0xb4
 4577 09:02:08.025764  <4>[  113.460117]  el0_sync+0x180/0x1c0
 4578 09:02:08.025974  <4>[  113.463703] irq event stamp: 0
 4579 09:02:08.026166  <4>[  113.467033] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4580 09:02:08.026326  <4>[  113.473584] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4581 09:02:08.026707  <4>[  113.482048] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4582 09:02:08.026849  <4>[  113.490510] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4583 09:02:08.028925  <4>[  113.497053] ---[ end trace 5458e9bd597c2ea6 ]---
 4584 09:02:08.044713  <6>[  113.502136] lkdtm: Saturation detected: still saturated
 4585 09:02:08.169907  # [  113.243085] lkdtm: Performing direct entry REFCOUNT_INC_SATURATED
 4586 09:02:08.170230  # [  113.249533] lkdtm: attempting bad refcount_inc() from saturated
 4587 09:02:08.170680  # [  113.255853] ------------[ cut here ]------------
 4588 09:02:08.170870  # [  113.260820] refcount_t: saturated; leaking memory.
 4589 09:02:08.171059  # [  113.266268] WARNING: CPU: 3 PID: 2499 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4590 09:02:08.173122  # [  113.274990] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4591 09:02:08.213035  # [  113.284750] CPU: 3 PID: 2499 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4592 09:02:08.213316  # [  113.292774] Hardware name: ARM Juno development board (r0) (DT)
 4593 09:02:08.213783  # [  113.298974] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4594 09:02:08.213978  # [  113.305262] pc : refcount_warn_saturate+0x74/0x144
 4595 09:02:08.214180  # [  113.310330] lr : refcount_warn_saturate+0x74/0x144
 4596 09:02:08.214371  # [  113.315395] sp : ffff80001679bcd0
 4597 09:02:08.214554  # [  113.318980] x29: ffff80001679bcd0 x28: ffff000804b54980 
 4598 09:02:08.216240  # [  113.324581] x27: 0000000000000000 x26: 0000000000000000 
 4599 09:02:08.256231  # [  113.330182] x25: ffff800011508b20 x24: ffff80001679be20 
 4600 09:02:08.256499  # [  113.335782] x23: 0000000000000017 x22: ffff000802b39000 
 4601 09:02:08.256671  # [  113.341383] x21: ffff800011a24e08 x20: ffff800011508e70 
 4602 09:02:08.256823  # [  113.346983] x19: 0000000000000035 x18: 0000000000000000 
 4603 09:02:08.256967  # [  113.352583] x17: 0000000000000000 x16: 0000000000000000 
 4604 09:02:08.257386  # [  113.358184] x15: 0000000000000030 x14: ffffffffffffffff 
 4605 09:02:08.257522  # [  113.363784] x13: ffff80009679b97a x12: ffff80001679b982 
 4606 09:02:08.259435  # [  113.369384] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4607 09:02:08.299403  # [  113.374985] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4608 09:02:08.299630  # [  113.380585] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4609 09:02:08.299784  # [  113.386186] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4610 09:02:08.299916  # [  113.391786] x3 : 0000000000000000 x2 : 0000000000000000 
 4611 09:02:08.300263  # [  113.397386] x1 : 0000000000000000 x0 : ffff000804b54980 
 4612 09:02:08.300394  # [  113.402986] Call trace:
 4613 09:02:08.300513  # [  113.405706]  refcount_warn_saturate+0x74/0x144
 4614 09:02:08.300626  # [  113.410430]  __refcount_add.constprop.0+0x7c/0x90
 4615 09:02:08.342590  # [  113.415413]  lkdtm_REFCOUNT_INC_SATURATED+0x44/0x74
 4616 09:02:08.342877  # [  113.420569]  lkdtm_do_action+0x24/0x40
 4617 09:02:08.343073  # [  113.424593]  direct_entry+0xd0/0x140
 4618 09:02:08.343250  # [  113.428444]  full_proxy_write+0x68/0xbc
 4619 09:02:08.343425  # [  113.432556]  vfs_write+0xec/0x20c
 4620 09:02:08.343839  # [  113.436145]  ksys_write+0x70/0x100
 4621 09:02:08.344014  # [  113.439821]  __arm64_sys_write+0x24/0x30
 4622 09:02:08.344188  # [  113.444022]  el0_svc_common.constprop.0+0x84/0x1e0
 4623 09:02:08.344359  # [  113.449091]  do_el0_svc+0x2c/0xa4
 4624 09:02:08.344517  # [  113.452679]  el0_svc+0x20/0x30
 4625 09:02:08.345802  # [  113.456006]  el0_sync_handler+0xb0/0xb4
 4626 09:02:08.345997  # [  113.460117]  el0_sync+0x180/0x1c0
 4627 09:02:08.385750  # [  113.463703] irq event stamp: 0
 4628 09:02:08.386042  # [  113.467033] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4629 09:02:08.386238  # [  113.473584] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4630 09:02:08.386417  # [  113.482048] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4631 09:02:08.386871  # [  113.490510] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4632 09:02:08.387045  # [  113.497053] ---[ end trace 5458e9bd597c2ea6 ]---
 4633 09:02:08.388927  # [  113.502136] lkdtm: Saturation detected: still saturated
 4634 09:02:08.412166  # REFCOUNT_INC_SATURATED: saw 'Saturation detected: still saturated': ok
 4635 09:02:08.412432  ok 52 selftests: lkdtm: REFCOUNT_INC_SATURATED.sh
 4636 09:02:08.415297  # selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4637 09:02:08.535671  <6>[  113.968543] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4638 09:02:08.535916  <6>[  113.974969] lkdtm: attempting bad refcount_dec() from saturated
 4639 09:02:08.536077  <4>[  113.981200] ------------[ cut here ]------------
 4640 09:02:08.536217  <4>[  113.986160] refcount_t: decrement hit 0; leaking memory.
 4641 09:02:08.536590  <4>[  113.991834] WARNING: CPU: 1 PID: 2535 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4642 09:02:08.538864  <4>[  114.000646] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4643 09:02:08.578958  <4>[  114.010380] CPU: 1 PID: 2535 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4644 09:02:08.579466  <4>[  114.018401] Hardware name: ARM Juno development board (r0) (DT)
 4645 09:02:08.579639  <4>[  114.024597] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4646 09:02:08.579779  <4>[  114.030879] pc : refcount_warn_saturate+0x13c/0x144
 4647 09:02:08.579907  <4>[  114.036030] lr : refcount_warn_saturate+0x13c/0x144
 4648 09:02:08.580025  <4>[  114.041177] sp : ffff800016813cc0
 4649 09:02:08.580140  <4>[  114.044758] x29: ffff800016813cc0 x28: ffff000807f7b100 
 4650 09:02:08.582196  <4>[  114.050352] x27: 0000000000000000 x26: 0000000000000000 
 4651 09:02:08.622265  <4>[  114.055945] x25: ffff800011508b20 x24: ffff800016813e20 
 4652 09:02:08.622488  <4>[  114.061538] x23: 0000000000000017 x22: ffff000805987000 
 4653 09:02:08.622637  <4>[  114.067130] x21: ffff800011a24e20 x20: ffff800011508e80 
 4654 09:02:08.623014  <4>[  114.072723] x19: ffff800016813d04 x18: 0000000000000000 
 4655 09:02:08.623154  <4>[  114.078315] x17: 0000000000000000 x16: 0000000000000000 
 4656 09:02:08.623273  <4>[  114.083907] x15: 0000000000000030 x14: ffffffffffffffff 
 4657 09:02:08.623386  <4>[  114.089500] x13: ffff80009681396a x12: ffff800016813972 
 4658 09:02:08.625476  <4>[  114.095092] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4659 09:02:08.665603  <4>[  114.100684] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4660 09:02:08.665866  <4>[  114.106276] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4661 09:02:08.666091  <4>[  114.111868] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4662 09:02:08.666508  <4>[  114.117459] x3 : 0000000000000000 x2 : 0000000000000000 
 4663 09:02:08.666687  <4>[  114.123052] x1 : 0000000000000000 x0 : ffff000807f7b100 
 4664 09:02:08.666867  <4>[  114.128644] Call trace:
 4665 09:02:08.667041  <4>[  114.131358]  refcount_warn_saturate+0x13c/0x144
 4666 09:02:08.668819  <4>[  114.136163]  __refcount_dec.constprop.0+0x5c/0x6c
 4667 09:02:08.708906  <4>[  114.141140]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4668 09:02:08.709166  <4>[  114.146292]  lkdtm_do_action+0x24/0x40
 4669 09:02:08.709367  <4>[  114.150309]  direct_entry+0xd0/0x140
 4670 09:02:08.709799  <4>[  114.154155]  full_proxy_write+0x68/0xbc
 4671 09:02:08.709989  <4>[  114.158261]  vfs_write+0xec/0x20c
 4672 09:02:08.710191  <4>[  114.161845]  ksys_write+0x70/0x100
 4673 09:02:08.710378  <4>[  114.165514]  __arm64_sys_write+0x24/0x30
 4674 09:02:08.710565  <4>[  114.169709]  el0_svc_common.constprop.0+0x84/0x1e0
 4675 09:02:08.710734  <4>[  114.174772]  do_el0_svc+0x2c/0xa4
 4676 09:02:08.710900  <4>[  114.178354]  el0_svc+0x20/0x30
 4677 09:02:08.712165  <4>[  114.181675]  el0_sync_handler+0xb0/0xb4
 4678 09:02:08.752303  <4>[  114.185780]  el0_sync+0x180/0x1c0
 4679 09:02:08.752599  <4>[  114.189361] irq event stamp: 0
 4680 09:02:08.752804  <4>[  114.192684] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4681 09:02:08.753245  <4>[  114.199230] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4682 09:02:08.753441  <4>[  114.207688] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4683 09:02:08.753632  <4>[  114.216143] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4684 09:02:08.755533  <4>[  114.222682] ---[ end trace 5458e9bd597c2ea7 ]---
 4685 09:02:08.770859  <6>[  114.227630] lkdtm: Saturation detected: still saturated
 4686 09:02:08.890859  # [  113.968543] lkdtm: Performing direct entry REFCOUNT_DEC_SATURATED
 4687 09:02:08.891155  # [  113.974969] lkdtm: attempting bad refcount_dec() from saturated
 4688 09:02:08.891353  # [  113.981200] ------------[ cut here ]------------
 4689 09:02:08.891774  # [  113.986160] refcount_t: decrement hit 0; leaking memory.
 4690 09:02:08.891954  # [  113.991834] WARNING: CPU: 1 PID: 2535 at lib/refcount.c:31 refcount_warn_saturate+0x13c/0x144
 4691 09:02:08.892136  # [  114.000646] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4692 09:02:08.933992  # [  114.010380] CPU: 1 PID: 2535 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4693 09:02:08.934282  # [  114.018401] Hardware name: ARM Juno development board (r0) (DT)
 4694 09:02:08.934479  # [  114.024597] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4695 09:02:08.934899  # [  114.030879] pc : refcount_warn_saturate+0x13c/0x144
 4696 09:02:08.935088  # [  114.036030] lr : refcount_warn_saturate+0x13c/0x144
 4697 09:02:08.935271  # [  114.041177] sp : ffff800016813cc0
 4698 09:02:08.935454  # [  114.044758] x29: ffff800016813cc0 x28: ffff000807f7b100 
 4699 09:02:08.937218  # [  114.050352] x27: 0000000000000000 x26: 0000000000000000 
 4700 09:02:08.977166  # [  114.055945] x25: ffff800011508b20 x24: ffff800016813e20 
 4701 09:02:08.977447  # [  114.061538] x23: 0000000000000017 x22: ffff000805987000 
 4702 09:02:08.977647  # [  114.067130] x21: ffff800011a24e20 x20: ffff800011508e80 
 4703 09:02:08.978101  # [  114.072723] x19: ffff800016813d04 x18: 0000000000000000 
 4704 09:02:08.978289  # [  114.078315] x17: 0000000000000000 x16: 0000000000000000 
 4705 09:02:08.978474  # [  114.083907] x15: 0000000000000030 x14: ffffffffffffffff 
 4706 09:02:08.978656  # [  114.089500] x13: ffff80009681396a x12: ffff800016813972 
 4707 09:02:08.980392  # [  114.095092] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4708 09:02:09.020341  # [  114.100684] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4709 09:02:09.020626  # [  114.106276] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4710 09:02:09.020828  # [  114.111868] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4711 09:02:09.021018  # [  114.117459] x3 : 0000000000000000 x2 : 0000000000000000 
 4712 09:02:09.021438  # [  114.123052] x1 : 0000000000000000 x0 : ffff000807f7b100 
 4713 09:02:09.021621  # [  114.128644] Call trace:
 4714 09:02:09.021807  # [  114.131358]  refcount_warn_saturate+0x13c/0x144
 4715 09:02:09.021977  # [  114.136163]  __refcount_dec.constprop.0+0x5c/0x6c
 4716 09:02:09.023561  # [  114.141140]  lkdtm_REFCOUNT_DEC_SATURATED+0x40/0x70
 4717 09:02:09.063522  # [  114.146292]  lkdtm_do_action+0x24/0x40
 4718 09:02:09.063801  # [  114.150309]  direct_entry+0xd0/0x140
 4719 09:02:09.063994  # [  114.154155]  full_proxy_write+0x68/0xbc
 4720 09:02:09.064173  # [  114.158261]  vfs_write+0xec/0x20c
 4721 09:02:09.064345  # [  114.161845]  ksys_write+0x70/0x100
 4722 09:02:09.064516  # [  114.165514]  __arm64_sys_write+0x24/0x30
 4723 09:02:09.064924  # [  114.169709]  el0_svc_common.constprop.0+0x84/0x1e0
 4724 09:02:09.065099  # [  114.174772]  do_el0_svc+0x2c/0xa4
 4725 09:02:09.065272  # [  114.178354]  el0_svc+0x20/0x30
 4726 09:02:09.065429  # [  114.181675]  el0_sync_handler+0xb0/0xb4
 4727 09:02:09.066717  # [  114.185780]  el0_sync+0x180/0x1c0
 4728 09:02:09.106697  # [  114.189361] irq event stamp: 0
 4729 09:02:09.106926  # [  114.192684] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4730 09:02:09.107095  # [  114.199230] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4731 09:02:09.107246  # [  114.207688] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4732 09:02:09.107613  # [  114.216143] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4733 09:02:09.107742  # [  114.222682] ---[ end trace 5458e9bd597c2ea7 ]---
 4734 09:02:09.109876  # [  114.227630] lkdtm: Saturation detected: still saturated
 4735 09:02:09.132508  # REFCOUNT_DEC_SATURATED: saw 'Saturation detected: still saturated': ok
 4736 09:02:09.132758  ok 53 selftests: lkdtm: REFCOUNT_DEC_SATURATED.sh
 4737 09:02:09.135576  # selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4738 09:02:09.272331  <6>[  114.702924] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4739 09:02:09.272587  <6>[  114.709371] lkdtm: attempting bad refcount_dec() from saturated
 4740 09:02:09.272750  <4>[  114.715707] ------------[ cut here ]------------
 4741 09:02:09.273142  <4>[  114.720665] refcount_t: saturated; leaking memory.
 4742 09:02:09.273293  <4>[  114.725998] WARNING: CPU: 3 PID: 2571 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4743 09:02:09.273421  <4>[  114.734719] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4744 09:02:09.315657  <4>[  114.744479] CPU: 3 PID: 2571 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4745 09:02:09.315881  <4>[  114.752503] Hardware name: ARM Juno development board (r0) (DT)
 4746 09:02:09.316032  <4>[  114.758703] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4747 09:02:09.316165  <4>[  114.764992] pc : refcount_warn_saturate+0x74/0x144
 4748 09:02:09.316533  <4>[  114.770060] lr : refcount_warn_saturate+0x74/0x144
 4749 09:02:09.316673  <4>[  114.775124] sp : ffff80001689bcd0
 4750 09:02:09.316792  <4>[  114.778709] x29: ffff80001689bcd0 x28: ffff000800c48000 
 4751 09:02:09.318850  <4>[  114.784311] x27: 0000000000000000 x26: 0000000000000000 
 4752 09:02:09.359090  <4>[  114.789912] x25: ffff800011508b20 x24: ffff80001689be20 
 4753 09:02:09.359382  <4>[  114.795512] x23: 0000000000000017 x22: ffff00080424c000 
 4754 09:02:09.359576  <4>[  114.801112] x21: ffff800011a24e38 x20: ffff800011508e90 
 4755 09:02:09.359760  <4>[  114.806713] x19: 0000000000000037 x18: 0000000000000000 
 4756 09:02:09.360175  <4>[  114.812314] x17: 0000000000000000 x16: 0000000000000000 
 4757 09:02:09.360356  <4>[  114.817914] x15: 0000000000000030 x14: ffffffffffffffff 
 4758 09:02:09.360534  <4>[  114.823514] x13: ffff80009689b97a x12: ffff80001689b982 
 4759 09:02:09.362273  <4>[  114.829114] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4760 09:02:09.402466  <4>[  114.834715] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4761 09:02:09.402682  <4>[  114.840315] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4762 09:02:09.402850  <4>[  114.845916] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4763 09:02:09.403001  <4>[  114.851516] x3 : 0000000000000000 x2 : 0000000000000000 
 4764 09:02:09.403368  <4>[  114.857116] x1 : 0000000000000000 x0 : ffff000800c48000 
 4765 09:02:09.403499  <4>[  114.862717] Call trace:
 4766 09:02:09.403642  <4>[  114.865436]  refcount_warn_saturate+0x74/0x144
 4767 09:02:09.403783  <4>[  114.870160]  __refcount_add.constprop.0+0x7c/0x90
 4768 09:02:09.405616  <4>[  114.875144]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4769 09:02:09.445867  <4>[  114.880299]  lkdtm_do_action+0x24/0x40
 4770 09:02:09.446108  <4>[  114.884323]  direct_entry+0xd0/0x140
 4771 09:02:09.446262  <4>[  114.888174]  full_proxy_write+0x68/0xbc
 4772 09:02:09.446395  <4>[  114.892286]  vfs_write+0xec/0x20c
 4773 09:02:09.446763  <4>[  114.895876]  ksys_write+0x70/0x100
 4774 09:02:09.446902  <4>[  114.899551]  __arm64_sys_write+0x24/0x30
 4775 09:02:09.447019  <4>[  114.903752]  el0_svc_common.constprop.0+0x84/0x1e0
 4776 09:02:09.447136  <4>[  114.908821]  do_el0_svc+0x2c/0xa4
 4777 09:02:09.447246  <4>[  114.912409]  el0_svc+0x20/0x30
 4778 09:02:09.447355  <4>[  114.915736]  el0_sync_handler+0xb0/0xb4
 4779 09:02:09.449093  <4>[  114.919847]  el0_sync+0x180/0x1c0
 4780 09:02:09.499135  <4>[  114.923432] irq event stamp: 0
 4781 09:02:09.499425  <4>[  114.926763] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4782 09:02:09.499858  <4>[  114.933314] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4783 09:02:09.500078  <4>[  114.941778] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4784 09:02:09.500253  <4>[  114.950240] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4785 09:02:09.500444  <4>[  114.956784] ---[ end trace 5458e9bd597c2ea8 ]---
 4786 09:02:09.502413  <6>[  114.961871] lkdtm: Saturation detected: still saturated
 4787 09:02:09.638217  # [  114.702924] lkdtm: Performing direct entry REFCOUNT_ADD_SATURATED
 4788 09:02:09.638465  # [  114.709371] lkdtm: attempting bad refcount_dec() from saturated
 4789 09:02:09.638629  # [  114.715707] ------------[ cut here ]------------
 4790 09:02:09.638772  # [  114.720665] refcount_t: saturated; leaking memory.
 4791 09:02:09.639125  # [  114.725998] WARNING: CPU: 3 PID: 2571 at lib/refcount.c:22 refcount_warn_saturate+0x74/0x144
 4792 09:02:09.641399  # [  114.734719] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4793 09:02:09.681325  # [  114.744479] CPU: 3 PID: 2571 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4794 09:02:09.681561  # [  114.752503] Hardware name: ARM Juno development board (r0) (DT)
 4795 09:02:09.681717  # [  114.758703] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4796 09:02:09.682084  # [  114.764992] pc : refcount_warn_saturate+0x74/0x144
 4797 09:02:09.682230  # [  114.770060] lr : refcount_warn_saturate+0x74/0x144
 4798 09:02:09.682354  # [  114.775124] sp : ffff80001689bcd0
 4799 09:02:09.682496  # [  114.778709] x29: ffff80001689bcd0 x28: ffff000800c48000 
 4800 09:02:09.684539  # [  114.784311] x27: 0000000000000000 x26: 0000000000000000 
 4801 09:02:09.724515  # [  114.789912] x25: ffff800011508b20 x24: ffff80001689be20 
 4802 09:02:09.724760  # [  114.795512] x23: 0000000000000017 x22: ffff00080424c000 
 4803 09:02:09.724965  # [  114.801112] x21: ffff800011a24e38 x20: ffff800011508e90 
 4804 09:02:09.725131  # [  114.806713] x19: 0000000000000037 x18: 0000000000000000 
 4805 09:02:09.725513  # [  114.812314] x17: 0000000000000000 x16: 0000000000000000 
 4806 09:02:09.725658  # [  114.817914] x15: 0000000000000030 x14: ffffffffffffffff 
 4807 09:02:09.725808  # [  114.823514] x13: ffff80009689b97a x12: ffff80001689b982 
 4808 09:02:09.727669  # [  114.829114] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 4809 09:02:09.767674  # [  114.834715] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 4810 09:02:09.767904  # [  114.840315] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 4811 09:02:09.768096  # [  114.845916] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4812 09:02:09.768258  # [  114.851516] x3 : 0000000000000000 x2 : 0000000000000000 
 4813 09:02:09.768409  # [  114.857116] x1 : 0000000000000000 x0 : ffff000800c48000 
 4814 09:02:09.768779  # [  114.862717] Call trace:
 4815 09:02:09.768917  # [  114.865436]  refcount_warn_saturate+0x74/0x144
 4816 09:02:09.769064  # [  114.870160]  __refcount_add.constprop.0+0x7c/0x90
 4817 09:02:09.770867  # [  114.875144]  lkdtm_REFCOUNT_ADD_SATURATED+0x44/0x74
 4818 09:02:09.810873  # [  114.880299]  lkdtm_do_action+0x24/0x40
 4819 09:02:09.811119  # [  114.884323]  direct_entry+0xd0/0x140
 4820 09:02:09.811321  # [  114.888174]  full_proxy_write+0x68/0xbc
 4821 09:02:09.811488  # [  114.892286]  vfs_write+0xec/0x20c
 4822 09:02:09.811644  # [  114.895876]  ksys_write+0x70/0x100
 4823 09:02:09.811792  # [  114.899551]  __arm64_sys_write+0x24/0x30
 4824 09:02:09.811938  # [  114.903752]  el0_svc_common.constprop.0+0x84/0x1e0
 4825 09:02:09.812311  # [  114.908821]  do_el0_svc+0x2c/0xa4
 4826 09:02:09.812453  # [  114.912409]  el0_svc+0x20/0x30
 4827 09:02:09.812598  # [  114.915736]  el0_sync_handler+0xb0/0xb4
 4828 09:02:09.814062  # [  114.919847]  el0_sync+0x180/0x1c0
 4829 09:02:09.853988  # [  114.923432] irq event stamp: 0
 4830 09:02:09.854257  # [  114.926763] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4831 09:02:09.854459  # [  114.933314] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4832 09:02:09.854877  # [  114.941778] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4833 09:02:09.855031  # [  114.950240] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4834 09:02:09.855187  # [  114.956784] ---[ end trace 5458e9bd597c2ea8 ]---
 4835 09:02:09.857184  # [  114.961871] lkdtm: Saturation detected: still saturated
 4836 09:02:09.879730  # REFCOUNT_ADD_SATURATED: saw 'Saturation detected: still saturated': ok
 4837 09:02:09.879963  ok 54 selftests: lkdtm: REFCOUNT_ADD_SATURATED.sh
 4838 09:02:09.882868  # selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4839 09:02:09.997936  <6>[  115.432393] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4840 09:02:09.998195  <6>[  115.439611] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4841 09:02:09.998402  <4>[  115.446726] ------------[ cut here ]------------
 4842 09:02:09.998573  <4>[  115.451697] refcount_t: saturated; leaking memory.
 4843 09:02:09.998980  <4>[  115.457011] WARNING: CPU: 1 PID: 2604 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4844 09:02:10.001131  <4>[  115.465732] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4845 09:02:10.041162  <4>[  115.475463] CPU: 1 PID: 2604 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4846 09:02:10.041386  <4>[  115.483483] Hardware name: ARM Juno development board (r0) (DT)
 4847 09:02:10.041810  <4>[  115.489677] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4848 09:02:10.041964  <4>[  115.495958] pc : refcount_warn_saturate+0xc8/0x144
 4849 09:02:10.042132  <4>[  115.501020] lr : refcount_warn_saturate+0xc8/0x144
 4850 09:02:10.042283  <4>[  115.506079] sp : ffff80001691bcb0
 4851 09:02:10.042430  <4>[  115.509659] x29: ffff80001691bcb0 x28: ffff00080283b100 
 4852 09:02:10.084548  <4>[  115.515252] x27: 0000000000000000 x26: 0000000000000000 
 4853 09:02:10.084796  <4>[  115.520844] x25: ffff800011508b20 x24: ffff80001691be20 
 4854 09:02:10.084994  <4>[  115.526436] x23: 0000000000000020 x22: ffff000802b75000 
 4855 09:02:10.085160  <4>[  115.532027] x21: 0000000000000001 x20: 00000000c0000000 
 4856 09:02:10.085568  <4>[  115.537619] x19: ffff80001691bd04 x18: 0000000000000000 
 4857 09:02:10.085716  <4>[  115.543210] x17: 0000000000000000 x16: 0000000000000000 
 4858 09:02:10.085868  <4>[  115.548801] x15: 000000000000023d x14: 000000000000023b 
 4859 09:02:10.087758  <4>[  115.554392] x13: 00000000000006dc x12: 071c71c71c71c71c 
 4860 09:02:10.127840  <4>[  115.559984] x11: 00000000000006dc x10: 0000000000001440 
 4861 09:02:10.128062  <4>[  115.565576] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4862 09:02:10.128243  <4>[  115.571167] x7 : ffff00097ef3e54c x6 : ffff8000125a5000 
 4863 09:02:10.128645  <4>[  115.576758] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4864 09:02:10.128791  <4>[  115.582350] x3 : 0000000000000000 x2 : 0000000000000000 
 4865 09:02:10.128942  <4>[  115.587941] x1 : 0000000000000000 x0 : ffff00080283b100 
 4866 09:02:10.129088  <4>[  115.593532] Call trace:
 4867 09:02:10.129230  <4>[  115.596245]  refcount_warn_saturate+0xc8/0x144
 4868 09:02:10.171209  <4>[  115.600962]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4869 09:02:10.171441  <4>[  115.606721]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4870 09:02:10.171636  <4>[  115.612655]  lkdtm_do_action+0x24/0x40
 4871 09:02:10.171801  <4>[  115.616673]  direct_entry+0xd0/0x140
 4872 09:02:10.171957  <4>[  115.620517]  full_proxy_write+0x68/0xbc
 4873 09:02:10.172108  <4>[  115.624622]  vfs_write+0xec/0x20c
 4874 09:02:10.172255  <4>[  115.628205]  ksys_write+0x70/0x100
 4875 09:02:10.172628  <4>[  115.631874]  __arm64_sys_write+0x24/0x30
 4876 09:02:10.172769  <4>[  115.636069]  el0_svc_common.constprop.0+0x84/0x1e0
 4877 09:02:10.172915  <4>[  115.641131]  do_el0_svc+0x2c/0xa4
 4878 09:02:10.174350  <4>[  115.644713]  el0_svc+0x20/0x30
 4879 09:02:10.214418  <4>[  115.648034]  el0_sync_handler+0xb0/0xb4
 4880 09:02:10.214683  <4>[  115.652138]  el0_sync+0x180/0x1c0
 4881 09:02:10.214884  <4>[  115.655719] irq event stamp: 0
 4882 09:02:10.215075  <4>[  115.659042] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4883 09:02:10.215501  <4>[  115.665586] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4884 09:02:10.215694  <4>[  115.674044] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4885 09:02:10.217648  <4>[  115.682499] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4886 09:02:10.235375  <4>[  115.689039] ---[ end trace 5458e9bd597c2ea9 ]---
 4887 09:02:10.238504  <6>[  115.693986] lkdtm: Saturation detected: still saturated
 4888 09:02:10.408593  # [  115.432393] lkdtm: Performing direct entry REFCOUNT_INC_NOT_ZERO_SATURATED
 4889 09:02:10.408901  # [  115.439611] lkdtm: attempting bad refcount_inc_not_zero() from saturated
 4890 09:02:10.409353  # [  115.446726] ------------[ cut here ]------------
 4891 09:02:10.409549  # [  115.451697] refcount_t: saturated; leaking memory.
 4892 09:02:10.409742  # [  115.457011] WARNING: CPU: 1 PID: 2604 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4893 09:02:10.411813  # [  115.465732] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4894 09:02:10.451678  # [  115.475463] CPU: 1 PID: 2604 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4895 09:02:10.451972  # [  115.483483] Hardware name: ARM Juno development board (r0) (DT)
 4896 09:02:10.452423  # [  115.489677] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4897 09:02:10.452614  # [  115.495958] pc : refcount_warn_saturate+0xc8/0x144
 4898 09:02:10.452810  # [  115.501020] lr : refcount_warn_saturate+0xc8/0x144
 4899 09:02:10.452996  # [  115.506079] sp : ffff80001691bcb0
 4900 09:02:10.453174  # [  115.509659] x29: ffff80001691bcb0 x28: ffff00080283b100 
 4901 09:02:10.494829  # [  115.515252] x27: 0000000000000000 x26: 0000000000000000 
 4902 09:02:10.495106  # [  115.520844] x25: ffff800011508b20 x24: ffff80001691be20 
 4903 09:02:10.495303  # [  115.526436] x23: 0000000000000020 x22: ffff000802b75000 
 4904 09:02:10.495482  # [  115.532027] x21: 0000000000000001 x20: 00000000c0000000 
 4905 09:02:10.495899  # [  115.537619] x19: ffff80001691bd04 x18: 0000000000000000 
 4906 09:02:10.496075  # [  115.543210] x17: 0000000000000000 x16: 0000000000000000 
 4907 09:02:10.496252  # [  115.548801] x15: 000000000000023d x14: 000000000000023b 
 4908 09:02:10.496421  # [  115.554392] x13: 00000000000006dc x12: 071c71c71c71c71c 
 4909 09:02:10.537976  # [  115.559984] x11: 00000000000006dc x10: 0000000000001440 
 4910 09:02:10.538305  # [  115.565576] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4911 09:02:10.538528  # [  115.571167] x7 : ffff00097ef3e54c x6 : ffff8000125a5000 
 4912 09:02:10.538976  # [  115.576758] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 4913 09:02:10.539188  # [  115.582350] x3 : 0000000000000000 x2 : 0000000000000000 
 4914 09:02:10.539385  # [  115.587941] x1 : 0000000000000000 x0 : ffff00080283b100 
 4915 09:02:10.539581  # [  115.593532] Call trace:
 4916 09:02:10.539784  # [  115.596245]  refcount_warn_saturate+0xc8/0x144
 4917 09:02:10.541220  # [  115.600962]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4918 09:02:10.581200  # [  115.606721]  lkdtm_REFCOUNT_INC_NOT_ZERO_SATURATED+0x48/0x8c
 4919 09:02:10.581540  # [  115.612655]  lkdtm_do_action+0x24/0x40
 4920 09:02:10.581752  # [  115.616673]  direct_entry+0xd0/0x140
 4921 09:02:10.581946  # [  115.620517]  full_proxy_write+0x68/0xbc
 4922 09:02:10.582141  # [  115.624622]  vfs_write+0xec/0x20c
 4923 09:02:10.582576  # [  115.628205]  ksys_write+0x70/0x100
 4924 09:02:10.582769  # [  115.631874]  __arm64_sys_write+0x24/0x30
 4925 09:02:10.582961  # [  115.636069]  el0_svc_common.constprop.0+0x84/0x1e0
 4926 09:02:10.583147  # [  115.641131]  do_el0_svc+0x2c/0xa4
 4927 09:02:10.583355  # [  115.644713]  el0_svc+0x20/0x30
 4928 09:02:10.584379  # [  115.648034]  el0_sync_handler+0xb0/0xb4
 4929 09:02:10.624333  # [  115.652138]  el0_sync+0x180/0x1c0
 4930 09:02:10.624629  # [  115.655719] irq event stamp: 0
 4931 09:02:10.624832  # [  115.659042] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4932 09:02:10.625316  # [  115.665586] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4933 09:02:10.625505  # [  115.674044] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4934 09:02:10.625691  # [  115.682499] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4935 09:02:10.627527  # [  115.689039] ---[ end trace 5458e9bd597c2ea9 ]---
 4936 09:02:10.655979  # [  115.693986] lkdtm: Saturation detected: still saturated
 4937 09:02:10.656226  # REFCOUNT_INC_NOT_ZERO_SATURATED: saw 'call trace:': ok
 4938 09:02:10.656415  ok 55 selftests: lkdtm: REFCOUNT_INC_NOT_ZERO_SATURATED.sh
 4939 09:02:10.659127  # selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 4940 09:02:10.781956  <6>[  116.216563] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4941 09:02:10.782199  <6>[  116.223784] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4942 09:02:10.782369  <4>[  116.230816] ------------[ cut here ]------------
 4943 09:02:10.782518  <4>[  116.235755] refcount_t: saturated; leaking memory.
 4944 09:02:10.782884  <4>[  116.241003] WARNING: CPU: 3 PID: 2637 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4945 09:02:10.785158  <4>[  116.249725] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4946 09:02:10.825237  <4>[  116.259486] CPU: 3 PID: 2637 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4947 09:02:10.825459  <4>[  116.267511] Hardware name: ARM Juno development board (r0) (DT)
 4948 09:02:10.825868  <4>[  116.273711] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4949 09:02:10.826014  <4>[  116.279999] pc : refcount_warn_saturate+0xc8/0x144
 4950 09:02:10.826167  <4>[  116.285067] lr : refcount_warn_saturate+0xc8/0x144
 4951 09:02:10.826310  <4>[  116.290131] sp : ffff8000169bbcb0
 4952 09:02:10.826449  <4>[  116.293717] x29: ffff8000169bbcb0 x28: ffff000803b8c980 
 4953 09:02:10.868629  <4>[  116.299319] x27: 0000000000000000 x26: 0000000000000000 
 4954 09:02:10.868841  <4>[  116.304919] x25: ffff800011508b20 x24: ffff8000169bbe20 
 4955 09:02:10.869244  <4>[  116.310520] x23: 0000000000000020 x22: ffff00080424f000 
 4956 09:02:10.869381  <4>[  116.316121] x21: 0000000000000007 x20: 00000000c0000000 
 4957 09:02:10.869529  <4>[  116.321722] x19: ffff8000169bbd04 x18: 0000000000000000 
 4958 09:02:10.869670  <4>[  116.327322] x17: 0000000000000000 x16: 0000000000000000 
 4959 09:02:10.869810  <4>[  116.332922] x15: 0000000000000030 x14: ffffffffffffffff 
 4960 09:02:10.871841  <4>[  116.338523] x13: ffff8000969bb95a x12: ffff8000169bb962 
 4961 09:02:10.912061  <4>[  116.344124] x11: ffff8000125d4330 x10: 0000000000001440 
 4962 09:02:10.912289  <4>[  116.349725] x9 : ffff80001012bee4 x8 : 0000000000000000 
 4963 09:02:10.912461  <4>[  116.355325] x7 : 0000000000000000 x6 : ffff8000125a5000 
 4964 09:02:10.912836  <4>[  116.360926] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 4965 09:02:10.912968  <4>[  116.366526] x3 : 0000000000000000 x2 : 0000000000000000 
 4966 09:02:10.913116  <4>[  116.372126] x1 : 0000000000000000 x0 : ffff000803b8c980 
 4967 09:02:10.913256  <4>[  116.377727] Call trace:
 4968 09:02:10.913393  <4>[  116.380446]  refcount_warn_saturate+0xc8/0x144
 4969 09:02:10.955432  <4>[  116.385170]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 4970 09:02:10.955639  <4>[  116.390935]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 4971 09:02:10.955806  <4>[  116.396877]  lkdtm_do_action+0x24/0x40
 4972 09:02:10.955955  <4>[  116.400901]  direct_entry+0xd0/0x140
 4973 09:02:10.956097  <4>[  116.404752]  full_proxy_write+0x68/0xbc
 4974 09:02:10.956236  <4>[  116.408865]  vfs_write+0xec/0x20c
 4975 09:02:10.956596  <4>[  116.412454]  ksys_write+0x70/0x100
 4976 09:02:10.956729  <4>[  116.416130]  __arm64_sys_write+0x24/0x30
 4977 09:02:10.956868  <4>[  116.420331]  el0_svc_common.constprop.0+0x84/0x1e0
 4978 09:02:10.957003  <4>[  116.425400]  do_el0_svc+0x2c/0xa4
 4979 09:02:10.958643  <4>[  116.428989]  el0_svc+0x20/0x30
 4980 09:02:10.998763  <4>[  116.432316]  el0_sync_handler+0xb0/0xb4
 4981 09:02:10.998972  <4>[  116.436426]  el0_sync+0x180/0x1c0
 4982 09:02:10.999139  <4>[  116.440012] irq event stamp: 0
 4983 09:02:10.999288  <4>[  116.443342] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 4984 09:02:10.999671  <4>[  116.449893] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4985 09:02:10.999807  <4>[  116.458358] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 4986 09:02:11.001955  <4>[  116.466820] softirqs last disabled at (0): [<0000000000000000>] 0x0
 4987 09:02:11.020648  <4>[  116.473365] ---[ end trace 5458e9bd597c2eaa ]---
 4988 09:02:11.023758  <6>[  116.479050] lkdtm: Saturation detected: still saturated
 4989 09:02:11.150262  # [  116.216563] lkdtm: Performing direct entry REFCOUNT_ADD_NOT_ZERO_SATURATED
 4990 09:02:11.150523  # [  116.223784] lkdtm: attempting bad refcount_add_not_zero() from saturated
 4991 09:02:11.150962  # [  116.230816] ------------[ cut here ]------------
 4992 09:02:11.151123  # [  116.235755] refcount_t: saturated; leaking memory.
 4993 09:02:11.151285  # [  116.241003] WARNING: CPU: 3 PID: 2637 at lib/refcount.c:19 refcount_warn_saturate+0xc8/0x144
 4994 09:02:11.153487  # [  116.249725] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 4995 09:02:11.193403  # [  116.259486] CPU: 3 PID: 2637 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 4996 09:02:11.193888  # [  116.267511] Hardware name: ARM Juno development board (r0) (DT)
 4997 09:02:11.194081  # [  116.273711] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 4998 09:02:11.194228  # [  116.279999] pc : refcount_warn_saturate+0xc8/0x144
 4999 09:02:11.194359  # [  116.285067] lr : refcount_warn_saturate+0xc8/0x144
 5000 09:02:11.194480  # [  116.290131] sp : ffff8000169bbcb0
 5001 09:02:11.194596  # [  116.293717] x29: ffff8000169bbcb0 x28: ffff000803b8c980 
 5002 09:02:11.236598  # [  116.299319] x27: 0000000000000000 x26: 0000000000000000 
 5003 09:02:11.236822  # [  116.304919] x25: ffff800011508b20 x24: ffff8000169bbe20 
 5004 09:02:11.236977  # [  116.310520] x23: 0000000000000020 x22: ffff00080424f000 
 5005 09:02:11.237112  # [  116.316121] x21: 0000000000000007 x20: 00000000c0000000 
 5006 09:02:11.237474  # [  116.321722] x19: ffff8000169bbd04 x18: 0000000000000000 
 5007 09:02:11.237619  # [  116.327322] x17: 0000000000000000 x16: 0000000000000000 
 5008 09:02:11.237742  # [  116.332922] x15: 0000000000000030 x14: ffffffffffffffff 
 5009 09:02:11.237859  # [  116.338523] x13: ffff8000969bb95a x12: ffff8000169bb962 
 5010 09:02:11.279751  # [  116.344124] x11: ffff8000125d4330 x10: 0000000000001440 
 5011 09:02:11.279977  # [  116.349725] x9 : ffff80001012bee4 x8 : 0000000000000000 
 5012 09:02:11.280131  # [  116.355325] x7 : 0000000000000000 x6 : ffff8000125a5000 
 5013 09:02:11.280267  # [  116.360926] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 5014 09:02:11.280640  # [  116.366526] x3 : 0000000000000000 x2 : 0000000000000000 
 5015 09:02:11.280782  # [  116.372126] x1 : 0000000000000000 x0 : ffff000803b8c980 
 5016 09:02:11.280905  # [  116.377727] Call trace:
 5017 09:02:11.281020  # [  116.380446]  refcount_warn_saturate+0xc8/0x144
 5018 09:02:11.282936  # [  116.385170]  __refcount_add_not_zero.constprop.0+0x98/0xb4
 5019 09:02:11.322859  # [  116.390935]  lkdtm_REFCOUNT_ADD_NOT_ZERO_SATURATED+0x48/0x8c
 5020 09:02:11.323096  # [  116.396877]  lkdtm_do_action+0x24/0x40
 5021 09:02:11.323290  # [  116.400901]  direct_entry+0xd0/0x140
 5022 09:02:11.323456  # [  116.404752]  full_proxy_write+0x68/0xbc
 5023 09:02:11.323839  # [  116.408865]  vfs_write+0xec/0x20c
 5024 09:02:11.323982  # [  116.412454]  ksys_write+0x70/0x100
 5025 09:02:11.324133  # [  116.416130]  __arm64_sys_write+0x24/0x30
 5026 09:02:11.324279  # [  116.420331]  el0_svc_common.constprop.0+0x84/0x1e0
 5027 09:02:11.324421  # [  116.425400]  do_el0_svc+0x2c/0xa4
 5028 09:02:11.324557  # [  116.428989]  el0_svc+0x20/0x30
 5029 09:02:11.326037  # [  116.432316]  el0_sync_handler+0xb0/0xb4
 5030 09:02:11.366070  # [  116.436426]  el0_sync+0x180/0x1c0
 5031 09:02:11.366313  # [  116.440012] irq event stamp: 0
 5032 09:02:11.366472  # [  116.443342] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5033 09:02:11.366613  # [  116.449893] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5034 09:02:11.366995  # [  116.458358] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5035 09:02:11.367186  # [  116.466820] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5036 09:02:11.369284  # [  116.473365] ---[ end trace 5458e9bd597c2eaa ]---
 5037 09:02:11.397305  # [  116.479050] lkdtm: Saturation detected: still saturated
 5038 09:02:11.397512  # REFCOUNT_ADD_NOT_ZERO_SATURATED: saw 'call trace:': ok
 5039 09:02:11.397637  ok 56 selftests: lkdtm: REFCOUNT_ADD_NOT_ZERO_SATURATED.sh
 5040 09:02:11.400444  # selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5041 09:02:11.536990  <6>[  116.971207] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5042 09:02:11.537225  <6>[  116.978438] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5043 09:02:11.537620  <4>[  116.985481] ------------[ cut here ]------------
 5044 09:02:11.537755  <4>[  116.990423] refcount_t: underflow; use-after-free.
 5045 09:02:11.537904  <4>[  116.995676] WARNING: CPU: 3 PID: 2673 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5046 09:02:11.540193  <4>[  117.004398] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5047 09:02:11.580295  <4>[  117.014158] CPU: 3 PID: 2673 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5048 09:02:11.580604  <4>[  117.022183] Hardware name: ARM Juno development board (r0) (DT)
 5049 09:02:11.581079  <4>[  117.028384] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5050 09:02:11.581290  <4>[  117.034672] pc : refcount_warn_saturate+0xf4/0x144
 5051 09:02:11.581493  <4>[  117.039740] lr : refcount_warn_saturate+0xf4/0x144
 5052 09:02:11.581687  <4>[  117.044804] sp : ffff800016a03cd0
 5053 09:02:11.581875  <4>[  117.048389] x29: ffff800016a03cd0 x28: ffff000803e50000 
 5054 09:02:11.623672  <4>[  117.053990] x27: 0000000000000000 x26: 0000000000000000 
 5055 09:02:11.623951  <4>[  117.059590] x25: ffff800011508b20 x24: ffff800016a03e20 
 5056 09:02:11.624168  <4>[  117.065191] x23: 0000000000000020 x22: ffff0008032ea000 
 5057 09:02:11.624615  <4>[  117.070791] x21: ffff800011a24e90 x20: ffff800011508ec0 
 5058 09:02:11.624817  <4>[  117.076392] x19: 000000000000003a x18: 0000000000000000 
 5059 09:02:11.625012  <4>[  117.081992] x17: 0000000000000000 x16: 0000000000000000 
 5060 09:02:11.625198  <4>[  117.087593] x15: 0000000000000030 x14: ffffffffffffffff 
 5061 09:02:11.626886  <4>[  117.093193] x13: ffff800096a0397a x12: ffff800016a03982 
 5062 09:02:11.667106  <4>[  117.098794] x11: ffff8000125d4330 x10: 0000000000001440 
 5063 09:02:11.667334  <4>[  117.104394] x9 : ffff80001012bee4 x8 : 0000000000000000 
 5064 09:02:11.667569  <4>[  117.109994] x7 : 0000000000000000 x6 : ffff8000125a5000 
 5065 09:02:11.667791  <4>[  117.115595] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 5066 09:02:11.667999  <4>[  117.121195] x3 : 0000000000000000 x2 : 0000000000000000 
 5067 09:02:11.668197  <4>[  117.126795] x1 : 0000000000000000 x0 : ffff000803e50000 
 5068 09:02:11.668371  <4>[  117.132395] Call trace:
 5069 09:02:11.668790  <4>[  117.135115]  refcount_warn_saturate+0xf4/0x144
 5070 09:02:11.710519  <4>[  117.139839]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5071 09:02:11.710831  <4>[  117.145607]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5072 09:02:11.711027  <4>[  117.151545]  lkdtm_do_action+0x24/0x40
 5073 09:02:11.711200  <4>[  117.155569]  direct_entry+0xd0/0x140
 5074 09:02:11.711614  <4>[  117.159420]  full_proxy_write+0x68/0xbc
 5075 09:02:11.711798  <4>[  117.163533]  vfs_write+0xec/0x20c
 5076 09:02:11.711962  <4>[  117.167122]  ksys_write+0x70/0x100
 5077 09:02:11.712119  <4>[  117.170797]  __arm64_sys_write+0x24/0x30
 5078 09:02:11.712273  <4>[  117.174999]  el0_svc_common.constprop.0+0x84/0x1e0
 5079 09:02:11.712427  <4>[  117.180068]  do_el0_svc+0x2c/0xa4
 5080 09:02:11.713748  <4>[  117.183656]  el0_svc+0x20/0x30
 5081 09:02:11.753799  <4>[  117.186982]  el0_sync_handler+0xb0/0xb4
 5082 09:02:11.754021  <4>[  117.191093]  el0_sync+0x180/0x1c0
 5083 09:02:11.754165  <4>[  117.194678] irq event stamp: 0
 5084 09:02:11.754291  <4>[  117.198008] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5085 09:02:11.754408  <4>[  117.204560] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5086 09:02:11.754744  <4>[  117.213024] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5087 09:02:11.757015  <4>[  117.221486] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5088 09:02:11.774895  <4>[  117.228030] ---[ end trace 5458e9bd597c2eab ]---
 5089 09:02:11.777991  <6>[  117.233030] lkdtm: Saturation detected: still saturated
 5090 09:02:11.938707  # [  116.971207] lkdtm: Performing direct entry REFCOUNT_DEC_AND_TEST_SATURATED
 5091 09:02:11.938954  # [  116.978438] lkdtm: attempting bad refcount_dec_and_test() from saturated
 5092 09:02:11.939141  # [  116.985481] ------------[ cut here ]------------
 5093 09:02:11.939533  # [  116.990423] refcount_t: underflow; use-after-free.
 5094 09:02:11.939683  # [  116.995676] WARNING: CPU: 3 PID: 2673 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5095 09:02:11.941907  # [  117.004398] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5096 09:02:11.981878  # [  117.014158] CPU: 3 PID: 2673 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5097 09:02:11.982140  # [  117.022183] Hardware name: ARM Juno development board (r0) (DT)
 5098 09:02:11.982301  # [  117.028384] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5099 09:02:11.982443  # [  117.034672] pc : refcount_warn_saturate+0xf4/0x144
 5100 09:02:11.982573  # [  117.039740] lr : refcount_warn_saturate+0xf4/0x144
 5101 09:02:11.982698  # [  117.044804] sp : ffff800016a03cd0
 5102 09:02:11.983041  # [  117.048389] x29: ffff800016a03cd0 x28: ffff000803e50000 
 5103 09:02:12.025026  # [  117.053990] x27: 0000000000000000 x26: 0000000000000000 
 5104 09:02:12.025282  # [  117.059590] x25: ffff800011508b20 x24: ffff800016a03e20 
 5105 09:02:12.025414  # [  117.065191] x23: 0000000000000020 x22: ffff0008032ea000 
 5106 09:02:12.025530  # [  117.070791] x21: ffff800011a24e90 x20: ffff800011508ec0 
 5107 09:02:12.025639  # [  117.076392] x19: 000000000000003a x18: 0000000000000000 
 5108 09:02:12.025745  # [  117.081992] x17: 0000000000000000 x16: 0000000000000000 
 5109 09:02:12.026081  # [  117.087593] x15: 0000000000000030 x14: ffffffffffffffff 
 5110 09:02:12.026210  # [  117.093193] x13: ffff800096a0397a x12: ffff800016a03982 
 5111 09:02:12.068187  # [  117.098794] x11: ffff8000125d4330 x10: 0000000000001440 
 5112 09:02:12.068425  # [  117.104394] x9 : ffff80001012bee4 x8 : 0000000000000000 
 5113 09:02:12.068552  # [  117.109994] x7 : 0000000000000000 x6 : ffff8000125a5000 
 5114 09:02:12.068666  # [  117.115595] x5 : ffff8000125a5c88 x4 : ffff00097ef6ec68 
 5115 09:02:12.068774  # [  117.121195] x3 : 0000000000000000 x2 : 0000000000000000 
 5116 09:02:12.069100  # [  117.126795] x1 : 0000000000000000 x0 : ffff000803e50000 
 5117 09:02:12.069219  # [  117.132395] Call trace:
 5118 09:02:12.069325  # [  117.135115]  refcount_warn_saturate+0xf4/0x144
 5119 09:02:12.071390  # [  117.139839]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5120 09:02:12.111351  # [  117.145607]  lkdtm_REFCOUNT_DEC_AND_TEST_SATURATED+0x48/0x8c
 5121 09:02:12.111599  # [  117.151545]  lkdtm_do_action+0x24/0x40
 5122 09:02:12.111757  # [  117.155569]  direct_entry+0xd0/0x140
 5123 09:02:12.111890  # [  117.159420]  full_proxy_write+0x68/0xbc
 5124 09:02:12.112014  # [  117.163533]  vfs_write+0xec/0x20c
 5125 09:02:12.112363  # [  117.167122]  ksys_write+0x70/0x100
 5126 09:02:12.112497  # [  117.170797]  __arm64_sys_write+0x24/0x30
 5127 09:02:12.112615  # [  117.174999]  el0_svc_common.constprop.0+0x84/0x1e0
 5128 09:02:12.112728  # [  117.180068]  do_el0_svc+0x2c/0xa4
 5129 09:02:12.112837  # [  117.183656]  el0_svc+0x20/0x30
 5130 09:02:12.114569  # [  117.186982]  el0_sync_handler+0xb0/0xb4
 5131 09:02:12.154524  # [  117.191093]  el0_sync+0x180/0x1c0
 5132 09:02:12.154739  # [  117.194678] irq event stamp: 0
 5133 09:02:12.154865  # [  117.198008] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5134 09:02:12.154979  # [  117.204560] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5135 09:02:12.155381  # [  117.213024] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5136 09:02:12.155511  # [  117.221486] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5137 09:02:12.157705  # [  117.228030] ---[ end trace 5458e9bd597c2eab ]---
 5138 09:02:12.186553  # [  117.233030] lkdtm: Saturation detected: still saturated
 5139 09:02:12.186852  # REFCOUNT_DEC_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5140 09:02:12.187079  ok 57 selftests: lkdtm: REFCOUNT_DEC_AND_TEST_SATURATED.sh
 5141 09:02:12.189704  # selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5142 09:02:12.330196  <6>[  117.764689] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5143 09:02:12.330543  <6>[  117.771910] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5144 09:02:12.330796  <4>[  117.778957] ------------[ cut here ]------------
 5145 09:02:12.331299  <4>[  117.784041] refcount_t: underflow; use-after-free.
 5146 09:02:12.331537  <4>[  117.789199] WARNING: CPU: 1 PID: 2709 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5147 09:02:12.333457  <4>[  117.797916] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5148 09:02:12.373434  <4>[  117.807647] CPU: 1 PID: 2709 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5149 09:02:12.373763  <4>[  117.815666] Hardware name: ARM Juno development board (r0) (DT)
 5150 09:02:12.374263  <4>[  117.821860] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5151 09:02:12.374486  <4>[  117.828141] pc : refcount_warn_saturate+0xf4/0x144
 5152 09:02:12.374697  <4>[  117.833203] lr : refcount_warn_saturate+0xf4/0x144
 5153 09:02:12.374894  <4>[  117.838262] sp : ffff800016b03cd0
 5154 09:02:12.375088  <4>[  117.841843] x29: ffff800016b03cd0 x28: ffff000800c4b100 
 5155 09:02:12.416827  <4>[  117.847437] x27: 0000000000000000 x26: 0000000000000000 
 5156 09:02:12.417047  <4>[  117.853029] x25: ffff800011508b20 x24: ffff800016b03e20 
 5157 09:02:12.417174  <4>[  117.858621] x23: 0000000000000020 x22: ffff000804771000 
 5158 09:02:12.417287  <4>[  117.864212] x21: ffff800011a24eb0 x20: ffff800011508ed0 
 5159 09:02:12.417419  <4>[  117.869804] x19: 000000000000003b x18: 0000000000000000 
 5160 09:02:12.417537  <4>[  117.875395] x17: 0000000000000000 x16: 0000000000000000 
 5161 09:02:12.417641  <4>[  117.880987] x15: 0000000000000030 x14: ffffffffffffffff 
 5162 09:02:12.419994  <4>[  117.886578] x13: ffff800096b0397a x12: ffff800016b03982 
 5163 09:02:12.460043  <4>[  117.892170] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 5164 09:02:12.460256  <4>[  117.897761] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 5165 09:02:12.460401  <4>[  117.903352] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 5166 09:02:12.460778  <4>[  117.908944] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5167 09:02:12.460919  <4>[  117.914535] x3 : 0000000000000000 x2 : 0000000000000000 
 5168 09:02:12.461041  <4>[  117.920126] x1 : 0000000000000000 x0 : ffff000800c4b100 
 5169 09:02:12.461158  <4>[  117.925717] Call trace:
 5170 09:02:12.461269  <4>[  117.928431]  refcount_warn_saturate+0xf4/0x144
 5171 09:02:12.503356  <4>[  117.933149]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5172 09:02:12.503577  <4>[  117.938910]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5173 09:02:12.503724  <4>[  117.944842]  lkdtm_do_action+0x24/0x40
 5174 09:02:12.503855  <4>[  117.948860]  direct_entry+0xd0/0x140
 5175 09:02:12.504225  <4>[  117.952705]  full_proxy_write+0x68/0xbc
 5176 09:02:12.504364  <4>[  117.956811]  vfs_write+0xec/0x20c
 5177 09:02:12.504483  <4>[  117.960394]  ksys_write+0x70/0x100
 5178 09:02:12.504598  <4>[  117.964064]  __arm64_sys_write+0x24/0x30
 5179 09:02:12.504709  <4>[  117.968258]  el0_svc_common.constprop.0+0x84/0x1e0
 5180 09:02:12.504819  <4>[  117.973321]  do_el0_svc+0x2c/0xa4
 5181 09:02:12.506612  <4>[  117.976903]  el0_svc+0x20/0x30
 5182 09:02:12.546642  <4>[  117.980224]  el0_sync_handler+0xb0/0xb4
 5183 09:02:12.546856  <4>[  117.984328]  el0_sync+0x180/0x1c0
 5184 09:02:12.547002  <4>[  117.987909] irq event stamp: 0
 5185 09:02:12.547132  <4>[  117.991232] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5186 09:02:12.547501  <4>[  117.997776] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5187 09:02:12.547640  <4>[  118.006233] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5188 09:02:12.549881  <4>[  118.014689] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5189 09:02:12.567121  <4>[  118.021228] ---[ end trace 5458e9bd597c2eac ]---
 5190 09:02:12.570214  <6>[  118.026211] lkdtm: Saturation detected: still saturated
 5191 09:02:12.697619  # [  117.764689] lkdtm: Performing direct entry REFCOUNT_SUB_AND_TEST_SATURATED
 5192 09:02:12.697877  # [  117.771910] lkdtm: attempting bad refcount_sub_and_test() from saturated
 5193 09:02:12.698101  # [  117.778957] ------------[ cut here ]------------
 5194 09:02:12.698292  # [  117.784041] refcount_t: underflow; use-after-free.
 5195 09:02:12.698684  # [  117.789199] WARNING: CPU: 1 PID: 2709 at lib/refcount.c:28 refcount_warn_saturate+0xf4/0x144
 5196 09:02:12.700791  # [  117.797916] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5197 09:02:12.740751  # [  117.807647] CPU: 1 PID: 2709 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5198 09:02:12.740969  # [  117.815666] Hardware name: ARM Juno development board (r0) (DT)
 5199 09:02:12.741097  # [  117.821860] pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
 5200 09:02:12.741210  # [  117.828141] pc : refcount_warn_saturate+0xf4/0x144
 5201 09:02:12.741544  # [  117.833203] lr : refcount_warn_saturate+0xf4/0x144
 5202 09:02:12.741665  # [  117.838262] sp : ffff800016b03cd0
 5203 09:02:12.741773  # [  117.841843] x29: ffff800016b03cd0 x28: ffff000800c4b100 
 5204 09:02:12.783960  # [  117.847437] x27: 0000000000000000 x26: 0000000000000000 
 5205 09:02:12.784176  # [  117.853029] x25: ffff800011508b20 x24: ffff800016b03e20 
 5206 09:02:12.784304  # [  117.858621] x23: 0000000000000020 x22: ffff000804771000 
 5207 09:02:12.784416  # [  117.864212] x21: ffff800011a24eb0 x20: ffff800011508ed0 
 5208 09:02:12.784524  # [  117.869804] x19: 000000000000003b x18: 0000000000000000 
 5209 09:02:12.784667  # [  117.875395] x17: 0000000000000000 x16: 0000000000000000 
 5210 09:02:12.784825  # [  117.880987] x15: 0000000000000030 x14: ffffffffffffffff 
 5211 09:02:12.784964  # [  117.886578] x13: ffff800096b0397a x12: ffff800016b03982 
 5212 09:02:12.827097  # [  117.892170] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 5213 09:02:12.827366  # [  117.897761] x9 : ffff80001012bee4 x8 : ffff8000125d44d0 
 5214 09:02:12.827536  # [  117.903352] x7 : ffff80001262c4d0 x6 : ffff8000125a5000 
 5215 09:02:12.827910  # [  117.908944] x5 : ffff8000125a5c88 x4 : ffff00097ef2ac68 
 5216 09:02:12.828084  # [  117.914535] x3 : 0000000000000000 x2 : 0000000000000000 
 5217 09:02:12.828233  # [  117.920126] x1 : 0000000000000000 x0 : ffff000800c4b100 
 5218 09:02:12.828374  # [  117.925717] Call trace:
 5219 09:02:12.828507  # [  117.928431]  refcount_warn_saturate+0xf4/0x144
 5220 09:02:12.830281  # [  117.933149]  __refcount_sub_and_test.constprop.0+0x74/0x8c
 5221 09:02:12.870287  # [  117.938910]  lkdtm_REFCOUNT_SUB_AND_TEST_SATURATED+0x48/0x8c
 5222 09:02:12.870513  # [  117.944842]  lkdtm_do_action+0x24/0x40
 5223 09:02:12.870681  # [  117.948860]  direct_entry+0xd0/0x140
 5224 09:02:12.870830  # [  117.952705]  full_proxy_write+0x68/0xbc
 5225 09:02:12.870972  # [  117.956811]  vfs_write+0xec/0x20c
 5226 09:02:12.871335  # [  117.960394]  ksys_write+0x70/0x100
 5227 09:02:12.871465  # [  117.964064]  __arm64_sys_write+0x24/0x30
 5228 09:02:12.871608  # [  117.968258]  el0_svc_common.constprop.0+0x84/0x1e0
 5229 09:02:12.871746  # [  117.973321]  do_el0_svc+0x2c/0xa4
 5230 09:02:12.871883  # [  117.976903]  el0_svc+0x20/0x30
 5231 09:02:12.873454  # [  117.980224]  el0_sync_handler+0xb0/0xb4
 5232 09:02:12.913387  # [  117.984328]  el0_sync+0x180/0x1c0
 5233 09:02:12.913698  # [  117.987909] irq event stamp: 0
 5234 09:02:12.913930  # [  117.991232] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
 5235 09:02:12.914408  # [  117.997776] hardirqs last disabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5236 09:02:12.914618  # [  118.006233] softirqs last  enabled at (0): [<ffff80001009af24>] copy_process+0x5d4/0x1de0
 5237 09:02:12.914822  # [  118.014689] softirqs last disabled at (0): [<0000000000000000>] 0x0
 5238 09:02:12.916616  # [  118.021228] ---[ end trace 5458e9bd597c2eac ]---
 5239 09:02:12.950790  # [  118.026211] lkdtm: Saturation detected: still saturated
 5240 09:02:12.951029  # REFCOUNT_SUB_AND_TEST_SATURATED: saw 'Saturation detected: still saturated': ok
 5241 09:02:12.951222  ok 58 selftests: lkdtm: REFCOUNT_SUB_AND_TEST_SATURATED.sh
 5242 09:02:12.951386  # selftests: lkdtm: REFCOUNT_TIMING.sh
 5243 09:02:12.951537  # Skipping REFCOUNT_TIMING: timing only
 5244 09:02:12.953898  ok 59 selftests: lkdtm: REFCOUNT_TIMING.sh # SKIP
 5245 09:02:12.969790  # selftests: lkdtm: ATOMIC_TIMING.sh
 5246 09:02:13.145678  # Skipping ATOMIC_TIMING: timing only
 5247 09:02:13.161670  ok 60 selftests: lkdtm: ATOMIC_TIMING.sh # SKIP
 5248 09:02:13.193673  # selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh
 5249 09:02:13.498251  <6>[  118.944496] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5250 09:02:13.498479  <6>[  118.950985] lkdtm: attempting good copy_to_user of correct size
 5251 09:02:13.501424  <6>[  118.957312] lkdtm: attempting bad copy_to_user of too large size
 5252 09:02:13.615179  # [  118.944496] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_TO
 5253 09:02:13.615407  # [  118.950985] lkdtm: attempting good copy_to_user of correct size
 5254 09:02:13.618338  # [  118.957312] lkdtm: attempting bad copy_to_user of too large size
 5255 09:02:13.634227  # USERCOPY_HEAP_SIZE_TO: missing 'call trace:': [FAIL]
 5256 09:02:13.666165  not ok 61 selftests: lkdtm: USERCOPY_HEAP_SIZE_TO.sh # exit=1
 5257 09:02:13.682199  # selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh
 5258 09:02:13.999809  <6>[  119.445744] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5259 09:02:14.000039  <6>[  119.452288] lkdtm: attempting good copy_from_user of correct size
 5260 09:02:14.002964  <6>[  119.458826] lkdtm: attempting bad copy_from_user of too large size
 5261 09:02:14.119673  # [  119.445744] lkdtm: Performing direct entry USERCOPY_HEAP_SIZE_FROM
 5262 09:02:14.119904  # [  119.452288] lkdtm: attempting good copy_from_user of correct size
 5263 09:02:14.122821  # [  119.458826] lkdtm: attempting bad copy_from_user of too large size
 5264 09:02:14.138659  # USERCOPY_HEAP_SIZE_FROM: missing 'call trace:': [FAIL]
 5265 09:02:14.175633  not ok 62 selftests: lkdtm: USERCOPY_HEAP_SIZE_FROM.sh # exit=1
 5266 09:02:14.191584  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh
 5267 09:02:14.497256  <6>[  119.943573] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5268 09:02:14.497780  <6>[  119.950383] lkdtm: attempting good copy_to_user inside whitelist
 5269 09:02:14.500430  <6>[  119.956843] lkdtm: attempting bad copy_to_user outside whitelist
 5270 09:02:14.633186  # [  119.943573] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_TO
 5271 09:02:14.633436  # [  119.950383] lkdtm: attempting good copy_to_user inside whitelist
 5272 09:02:14.633893  # [  119.956843] lkdtm: attempting bad copy_to_user outside whitelist
 5273 09:02:14.636360  # USERCOPY_HEAP_WHITELIST_TO: missing 'call trace:': [FAIL]
 5274 09:02:14.668143  not ok 63 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_TO.sh # exit=1
 5275 09:02:14.684179  # selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh
 5276 09:02:15.000726  <6>[  120.443901] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5277 09:02:15.000987  <6>[  120.450887] lkdtm: attempting good copy_from_user inside whitelist
 5278 09:02:15.003847  <6>[  120.457427] lkdtm: attempting bad copy_from_user outside whitelist
 5279 09:02:15.134663  # [  120.443901] lkdtm: Performing direct entry USERCOPY_HEAP_WHITELIST_FROM
 5280 09:02:15.134886  # [  120.450887] lkdtm: attempting good copy_from_user inside whitelist
 5281 09:02:15.135232  # [  120.457427] lkdtm: attempting bad copy_from_user outside whitelist
 5282 09:02:15.137841  # USERCOPY_HEAP_WHITELIST_FROM: missing 'call trace:': [FAIL]
 5283 09:02:15.169702  not ok 64 selftests: lkdtm: USERCOPY_HEAP_WHITELIST_FROM.sh # exit=1
 5284 09:02:15.185668  # selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh
 5285 09:02:15.513297  <6>[  120.947252] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5286 09:02:15.513527  <6>[  120.953789] lkdtm: good_stack: ffff800016f8bcd8-ffff800016f8bcf8
 5287 09:02:15.513877  <6>[  120.960127] lkdtm: bad_stack : ffff800016f8bc38-ffff800016f8bc58
 5288 09:02:15.514018  <6>[  120.966476] lkdtm: attempting good copy_to_user of local stack
 5289 09:02:15.516489  <6>[  120.972764] lkdtm: attempting bad copy_to_user of distant stack
 5290 09:02:15.649160  # [  120.947252] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_TO
 5291 09:02:15.649395  # [  120.953789] lkdtm: good_stack: ffff800016f8bcd8-ffff800016f8bcf8
 5292 09:02:15.649766  # [  120.960127] lkdtm: bad_stack : ffff800016f8bc38-ffff800016f8bc58
 5293 09:02:15.649898  # [  120.966476] lkdtm: attempting good copy_to_user of local stack
 5294 09:02:15.650025  # [  120.972764] lkdtm: attempting bad copy_to_user of distant stack
 5295 09:02:15.652371  # USERCOPY_STACK_FRAME_TO: missing 'call trace:': [FAIL]
 5296 09:02:15.684115  not ok 65 selftests: lkdtm: USERCOPY_STACK_FRAME_TO.sh # exit=1
 5297 09:02:15.700157  # selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh
 5298 09:02:16.027713  <6>[  121.460753] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5299 09:02:16.028035  <6>[  121.467445] lkdtm: good_stack: ffff80001703bcd8-ffff80001703bcf8
 5300 09:02:16.028509  <6>[  121.473941] lkdtm: bad_stack : ffff80001703bc38-ffff80001703bc58
 5301 09:02:16.028724  <6>[  121.480567] lkdtm: attempting good copy_from_user of local stack
 5302 09:02:16.030923  <6>[  121.486910] lkdtm: attempting bad copy_from_user of distant stack
 5303 09:02:16.166615  # [  121.460753] lkdtm: Performing direct entry USERCOPY_STACK_FRAME_FROM
 5304 09:02:16.167119  # [  121.467445] lkdtm: good_stack: ffff80001703bcd8-ffff80001703bcf8
 5305 09:02:16.167281  # [  121.473941] lkdtm: bad_stack : ffff80001703bc38-ffff80001703bc58
 5306 09:02:16.167417  # [  121.480567] lkdtm: attempting good copy_from_user of local stack
 5307 09:02:16.167526  # [  121.486910] lkdtm: attempting bad copy_from_user of distant stack
 5308 09:02:16.169848  # USERCOPY_STACK_FRAME_FROM: missing 'call trace:': [FAIL]
 5309 09:02:16.223600  not ok 66 selftests: lkdtm: USERCOPY_STACK_FRAME_FROM.sh # exit=1
 5310 09:02:16.239627  # selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5311 09:02:16.568177  <6>[  121.999968] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5312 09:02:16.568413  <6>[  122.006334] lkdtm: good_stack: ffff8000170f3cd8-ffff8000170f3cf8
 5313 09:02:16.568597  <6>[  122.012680] lkdtm: bad_stack : ffff8000170f3ff8-ffff8000170f4018
 5314 09:02:16.568740  <6>[  122.019035] lkdtm: attempting good copy_to_user of local stack
 5315 09:02:16.568872  <6>[  122.025434] lkdtm: attempting bad copy_to_user of distant stack
 5316 09:02:16.569045  <1>[  122.031705] Unable to handle kernel paging request at virtual address ffff8000170f4000
 5317 09:02:16.571305  <1>[  122.039929] Mem abort info:
 5318 09:02:16.571490  <1>[  122.042995]   ESR = 0x96000007
 5319 09:02:16.611614  <1>[  122.046341]   EC = 0x25: DABT (current EL), IL = 32 bits
 5320 09:02:16.611894  <1>[  122.051945]   SET = 0, FnV = 0
 5321 09:02:16.612112  <1>[  122.055272]   EA = 0, S1PTW = 0
 5322 09:02:16.612294  <1>[  122.058696] Data abort info:
 5323 09:02:16.612686  <1>[  122.061866]   ISV = 0, ISS = 0x00000007
 5324 09:02:16.612872  <1>[  122.065988]   CM = 0, WnR = 0
 5325 09:02:16.613032  <1>[  122.069245] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 5326 09:02:16.614873  <1>[  122.076242] [ffff8000170f4000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000885c20003, pte=0000000000000000
 5327 09:02:16.655006  <0>[  122.089132] Internal error: Oops: 0000000096000007 [#16] PREEMPT SMP
 5328 09:02:16.655277  <4>[  122.095769] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5329 09:02:16.655534  <4>[  122.105506] CPU: 1 PID: 3012 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5330 09:02:16.655931  <4>[  122.113530] Hardware name: ARM Juno development board (r0) (DT)
 5331 09:02:16.656130  <4>[  122.119726] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5332 09:02:16.658179  <4>[  122.126021] pc : __arch_copy_to_user+0xa0/0x310
 5333 09:02:16.698330  <4>[  122.130829] lr : _copy_to_user+0x6c/0x94
 5334 09:02:16.698591  <4>[  122.135019] sp : ffff8000170f3c70
 5335 09:02:16.698846  <4>[  122.138600] x29: ffff8000170f3c70 x28: ffff000803b89880 
 5336 09:02:16.699086  <4>[  122.144195] x27: 0000000000000000 x26: 0000000000000000 
 5337 09:02:16.699307  <4>[  122.149790] x25: ffff800011508b20 x24: ffff8000170f3e20 
 5338 09:02:16.699762  <4>[  122.155385] x23: 0000000000000016 x22: ffff000807cfc000 
 5339 09:02:16.699959  <4>[  122.160981] x21: ffff8000170f3ff8 x20: 0000ffff97cf8000 
 5340 09:02:16.700136  <4>[  122.166576] x19: 0000000000000020 x18: 0000000000000001 
 5341 09:02:16.741661  <4>[  122.172174] x17: 0000000000000000 x16: 0000000000000000 
 5342 09:02:16.741962  <4>[  122.177770] x15: ffff8000170f3ff8 x14: ffffffffffffffff 
 5343 09:02:16.742439  <4>[  122.183362] x13: ffff8000970f398a x12: ffff8000170f3993 
 5344 09:02:16.742630  <4>[  122.188954] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 5345 09:02:16.742798  <4>[  122.194545] x9 : ffff8000100dda7c x8 : 0000000000000000 
 5346 09:02:16.742957  <4>[  122.200137] x7 : ffff80001262c4d0 x6 : 0000ffff97cf8008 
 5347 09:02:16.743110  <4>[  122.205728] x5 : 0000ffff97cf8020 x4 : 0000000000000008 
 5348 09:02:16.744907  <4>[  122.211319] x3 : 0000000000000010 x2 : 0000000000000018 
 5349 09:02:16.784976  <4>[  122.216911] x1 : ffff8000170f4000 x0 : 0000ffff97cf8000 
 5350 09:02:16.785252  <4>[  122.222503] Call trace:
 5351 09:02:16.785439  <4>[  122.225218]  __arch_copy_to_user+0xa0/0x310
 5352 09:02:16.785851  <4>[  122.229674]  do_usercopy_stack+0x28c/0x294
 5353 09:02:16.786058  <4>[  122.234040]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5354 09:02:16.786222  <4>[  122.239103]  lkdtm_do_action+0x24/0x40
 5355 09:02:16.786378  <4>[  122.243121]  direct_entry+0xd0/0x140
 5356 09:02:16.786532  <4>[  122.246966]  full_proxy_write+0x68/0xbc
 5357 09:02:16.786683  <4>[  122.251072]  vfs_write+0xec/0x20c
 5358 09:02:16.786832  <4>[  122.254655]  ksys_write+0x70/0x100
 5359 09:02:16.788232  <4>[  122.258324]  __arm64_sys_write+0x24/0x30
 5360 09:02:16.828021  <4>[  122.262518]  el0_svc_common.constprop.0+0x84/0x1e0
 5361 09:02:16.828332  <4>[  122.267581]  do_el0_svc+0x2c/0xa4
 5362 09:02:16.828803  <4>[  122.271163]  el0_svc+0x20/0x30
 5363 09:02:16.829029  <4>[  122.274484]  el0_sync_handler+0xb0/0xb4
 5364 09:02:16.829224  <4>[  122.278588]  el0_sync+0x180/0x1c0
 5365 09:02:16.829412  <0>[  122.282175] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5366 09:02:16.831199  <4>[  122.288544] ---[ end trace 5458e9bd597c2ead ]---
 5367 09:02:16.831425  # Segmentation fault
 5368 09:02:16.999258  # [  121.999968] lkdtm: Performing direct entry USERCOPY_STACK_BEYOND
 5369 09:02:16.999583  # [  122.006334] lkdtm: good_stack: ffff8000170f3cd8-ffff8000170f3cf8
 5370 09:02:16.999845  # [  122.012680] lkdtm: bad_stack : ffff8000170f3ff8-ffff8000170f4018
 5371 09:02:17.000364  # [  122.019035] lkdtm: attempting good copy_to_user of local stack
 5372 09:02:17.000603  # [  122.025434] lkdtm: attempting bad copy_to_user of distant stack
 5373 09:02:17.000837  # [  122.031705] Unable to handle kernel paging request at virtual address ffff8000170f4000
 5374 09:02:17.002503  # [  122.039929] Mem abort info:
 5375 09:02:17.042459  # [  122.042995]   ESR = 0x96000007
 5376 09:02:17.042807  # [  122.046341]   EC = 0x25: DABT (current EL), IL = 32 bits
 5377 09:02:17.043072  # [  122.051945]   SET = 0, FnV = 0
 5378 09:02:17.043313  # [  122.055272]   EA = 0, S1PTW = 0
 5379 09:02:17.043541  # [  122.058696] Data abort info:
 5380 09:02:17.043754  # [  122.061866]   ISV = 0, ISS = 0x00000007
 5381 09:02:17.044224  # [  122.065988]   CM = 0, WnR = 0
 5382 09:02:17.044442  # [  122.069245] swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000081de5000
 5383 09:02:17.085592  # [  122.076242] [ffff8000170f4000] pgd=00000009fffff003, p4d=00000009fffff003, pud=00000009ffffe003, pmd=0000000885c20003, pte=0000000000000000
 5384 09:02:17.085943  # [  122.089132] Internal error: Oops: 0000000096000007 [#16] PREEMPT SMP
 5385 09:02:17.086220  # [  122.095769] Modules linked in: fuse ip_tables x_tables tda998x cec crct10dif_ce drm_kms_helper drm smsc
 5386 09:02:17.086693  # [  122.105506] CPU: 1 PID: 3012 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5387 09:02:17.086930  # [  122.113530] Hardware name: ARM Juno development board (r0) (DT)
 5388 09:02:17.087146  # [  122.119726] pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)
 5389 09:02:17.088841  # [  122.126021] pc : __arch_copy_to_user+0xa0/0x310
 5390 09:02:17.128815  # [  122.130829] lr : _copy_to_user+0x6c/0x94
 5391 09:02:17.129070  # [  122.135019] sp : ffff8000170f3c70
 5392 09:02:17.129236  # [  122.138600] x29: ffff8000170f3c70 x28: ffff000803b89880 
 5393 09:02:17.129380  # [  122.144195] x27: 0000000000000000 x26: 0000000000000000 
 5394 09:02:17.129512  # [  122.149790] x25: ffff800011508b20 x24: ffff8000170f3e20 
 5395 09:02:17.129637  # [  122.155385] x23: 0000000000000016 x22: ffff000807cfc000 
 5396 09:02:17.129756  # [  122.160981] x21: ffff8000170f3ff8 x20: 0000ffff97cf8000 
 5397 09:02:17.130080  # [  122.166576] x19: 0000000000000020 x18: 0000000000000001 
 5398 09:02:17.171942  # [  122.172174] x17: 0000000000000000 x16: 0000000000000000 
 5399 09:02:17.172194  # [  122.177770] x15: ffff8000170f3ff8 x14: ffffffffffffffff 
 5400 09:02:17.172366  # [  122.183362] x13: ffff8000970f398a x12: ffff8000170f3993 
 5401 09:02:17.172521  # [  122.188954] x11: ffff8000125d4330 x10: ffff80001262c4d0 
 5402 09:02:17.172665  # [  122.194545] x9 : ffff8000100dda7c x8 : 0000000000000000 
 5403 09:02:17.173055  # [  122.200137] x7 : ffff80001262c4d0 x6 : 0000ffff97cf8008 
 5404 09:02:17.173198  # [  122.205728] x5 : 0000ffff97cf8020 x4 : 0000000000000008 
 5405 09:02:17.175130  # [  122.211319] x3 : 0000000000000010 x2 : 0000000000000018 
 5406 09:02:17.215126  # [  122.216911] x1 : ffff8000170f4000 x0 : 0000ffff97cf8000 
 5407 09:02:17.215385  # [  122.222503] Call trace:
 5408 09:02:17.215593  # [  122.225218]  __arch_copy_to_user+0xa0/0x310
 5409 09:02:17.215762  # [  122.229674]  do_usercopy_stack+0x28c/0x294
 5410 09:02:17.215922  # [  122.234040]  lkdtm_USERCOPY_STACK_BEYOND+0x20/0x30
 5411 09:02:17.216075  # [  122.239103]  lkdtm_do_action+0x24/0x40
 5412 09:02:17.216224  # [  122.243121]  direct_entry+0xd0/0x140
 5413 09:02:17.216610  # [  122.246966]  full_proxy_write+0x68/0xbc
 5414 09:02:17.216798  # [  122.251072]  vfs_write+0xec/0x20c
 5415 09:02:17.216954  # [  122.254655]  ksys_write+0x70/0x100
 5416 09:02:17.218327  # [  122.258324]  __arm64_sys_write+0x24/0x30
 5417 09:02:17.268618  # [  122.262518]  el0_svc_common.constprop.0+0x84/0x1e0
 5418 09:02:17.268957  # [  122.267581]  do_el0_svc+0x2c/0xa4
 5419 09:02:17.269216  # [  122.271163]  el0_svc+0x20/0x30
 5420 09:02:17.269712  # [  122.274484]  el0_sync_handler+0xb0/0xb4
 5421 09:02:17.269947  # [  122.278588]  el0_sync+0x180/0x1c0
 5422 09:02:17.270199  # [  122.282175] Code: a8c12027 a88120c7 d503201f d503201f (a8c12027) 
 5423 09:02:17.270424  # [  122.288544] ---[ end trace 5458e9bd597c2ead ]---
 5424 09:02:17.270643  # USERCOPY_STACK_BEYOND: saw 'call trace:': ok
 5425 09:02:17.270853  ok 67 selftests: lkdtm: USERCOPY_STACK_BEYOND.sh
 5426 09:02:17.271835  # selftests: lkdtm: USERCOPY_KERNEL.sh
 5427 09:02:17.388564  <6>[  122.828848] lkdtm: Performing direct entry USERCOPY_KERNEL
 5428 09:02:17.388894  <6>[  122.834698] lkdtm: attempting good copy_to_user from kernel rodata: ffff800011509030
 5429 09:02:17.389152  <6>[  122.842838] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102ce2a0
 5430 09:02:17.391702  <3>[  122.850658] lkdtm: FAIL: survived bad copy_to_user()
 5431 09:02:17.521392  # [  122.828848] lkdtm: Performing direct entry USERCOPY_KERNEL
 5432 09:02:17.521713  # [  122.834698] lkdtm: attempting good copy_to_user from kernel rodata: ffff800011509030
 5433 09:02:17.522212  # [  122.842838] lkdtm: attempting bad copy_to_user from kernel text: ffff8000102ce2a0
 5434 09:02:17.522447  # [  122.850658] lkdtm: FAIL: survived bad copy_to_user()
 5435 09:02:17.524551  # USERCOPY_KERNEL: missing 'call trace:': [FAIL]
 5436 09:02:17.556442  not ok 68 selftests: lkdtm: USERCOPY_KERNEL.sh # exit=1
 5437 09:02:17.572425  # selftests: lkdtm: STACKLEAK_ERASING.sh
 5438 09:02:17.917330  <6>[  123.351688] lkdtm: Performing direct entry STACKLEAK_ERASING
 5439 09:02:17.917564  <6>[  123.357681] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5440 09:02:17.917958  <3>[  123.365117] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5441 09:02:17.918111  <3>[  123.372660] lkdtm: FAIL: the thread stack is NOT properly erased
 5442 09:02:17.918263  <4>[  123.378993] CPU: 1 PID: 3096 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5443 09:02:17.920540  <4>[  123.387015] Hardware name: ARM Juno development board (r0) (DT)
 5444 09:02:17.960679  <4>[  123.393207] Call trace:
 5445 09:02:17.960933  <4>[  123.395925]  dump_backtrace+0x0/0x200
 5446 09:02:17.961096  <4>[  123.399856]  show_stack+0x20/0x30
 5447 09:02:17.961237  <4>[  123.403442]  dump_stack+0x110/0x160
 5448 09:02:17.961367  <4>[  123.407202]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5449 09:02:17.961744  <4>[  123.412093]  lkdtm_do_action+0x24/0x40
 5450 09:02:17.961887  <4>[  123.416111]  direct_entry+0xd0/0x140
 5451 09:02:17.962036  <4>[  123.419957]  full_proxy_write+0x68/0xbc
 5452 09:02:17.962163  <4>[  123.424064]  vfs_write+0xec/0x20c
 5453 09:02:17.962278  <4>[  123.427648]  ksys_write+0x70/0x100
 5454 09:02:17.963906  <4>[  123.431318]  __arm64_sys_write+0x24/0x30
 5455 09:02:17.991864  <4>[  123.435513]  el0_svc_common.constprop.0+0x84/0x1e0
 5456 09:02:17.992084  <4>[  123.440576]  do_el0_svc+0x2c/0xa4
 5457 09:02:17.992211  <4>[  123.444159]  el0_svc+0x20/0x30
 5458 09:02:17.994980  <4>[  123.447480]  el0_sync_handler+0xb0/0xb4
 5459 09:02:17.995180  <4>[  123.451586]  el0_sync+0x180/0x1c0
 5460 09:02:18.131014  # [  123.351688] lkdtm: Performing direct entry STACKLEAK_ERASING
 5461 09:02:18.131263  # [  123.357681] lkdtm: checking unused part of the thread stack (15608 bytes)...
 5462 09:02:18.131432  # [  123.365117] lkdtm: FAIL: the erased part is not found (checked 15608 bytes)
 5463 09:02:18.131578  # [  123.372660] lkdtm: FAIL: the thread stack is NOT properly erased
 5464 09:02:18.131711  # [  123.378993] CPU: 1 PID: 3096 Comm: cat Tainted: G      D W         5.10.209-cip44 #1
 5465 09:02:18.132092  # [  123.387015] Hardware name: ARM Juno development board (r0) (DT)
 5466 09:02:18.134218  # [  123.393207] Call trace:
 5467 09:02:18.174224  # [  123.395925]  dump_backtrace+0x0/0x200
 5468 09:02:18.174458  # [  123.399856]  show_stack+0x20/0x30
 5469 09:02:18.174586  # [  123.403442]  dump_stack+0x110/0x160
 5470 09:02:18.174701  # [  123.407202]  lkdtm_STACKLEAK_ERASING+0x130/0x170
 5471 09:02:18.174810  # [  123.412093]  lkdtm_do_action+0x24/0x40
 5472 09:02:18.174915  # [  123.416111]  direct_entry+0xd0/0x140
 5473 09:02:18.175240  # [  123.419957]  full_proxy_write+0x68/0xbc
 5474 09:02:18.175362  # [  123.424064]  vfs_write+0xec/0x20c
 5475 09:02:18.175471  # [  123.427648]  ksys_write+0x70/0x100
 5476 09:02:18.175574  # [  123.431318]  __arm64_sys_write+0x24/0x30
 5477 09:02:18.177453  # [  123.435513]  el0_svc_common.constprop.0+0x84/0x1e0
 5478 09:02:18.216700  # [  123.440576]  do_el0_svc+0x2c/0xa4
 5479 09:02:18.216925  # [  123.444159]  el0_svc+0x20/0x30
 5480 09:02:18.217055  # [  123.447480]  el0_sync_handler+0xb0/0xb4
 5481 09:02:18.217212  # [  123.451586]  el0_sync+0x180/0x1c0
 5482 09:02:18.217363  # STACKLEAK_ERASING: missing 'OK: the rest of the thread stack is properly erased': [FAIL]
 5483 09:02:18.217700  not ok 69 selftests: lkdtm: STACKLEAK_ERASING.sh # exit=1
 5484 09:02:18.219852  # selftests: lkdtm: CFI_FORWARD_PROTO.sh
 5485 09:02:18.528388  <6>[  123.968689] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5486 09:02:18.528618  <6>[  123.974779] lkdtm: Calling matched prototype ...
 5487 09:02:18.528787  <6>[  123.979792] lkdtm: Calling mismatched prototype ...
 5488 09:02:18.531611  <6>[  123.985087] lkdtm: Fail: survived mismatched prototype function call!
 5489 09:02:18.645319  # [  123.968689] lkdtm: Performing direct entry CFI_FORWARD_PROTO
 5490 09:02:18.645578  # [  123.974779] lkdtm: Calling matched prototype ...
 5491 09:02:18.645786  # [  123.979792] lkdtm: Calling mismatched prototype ...
 5492 09:02:18.646192  # [  123.985087] lkdtm: Fail: survived mismatched prototype function call!
 5493 09:02:18.648508  # CFI_FORWARD_PROTO: missing 'call trace:': [FAIL]
 5494 09:02:18.680366  not ok 70 selftests: lkdtm: CFI_FORWARD_PROTO.sh # exit=1
 5495 09:02:19.704292  Traceback (most recent call last):
 5496 09:02:19.704836    File \"/lava-646842/0/tests/1_kselftest-lkdtm/automated/linux/kselftest/./parse-output.py\", line 4, in <module>
 5497 09:02:19.705044      from tap import parser
 5498 09:02:19.707440  ModuleNotFoundError: No module named 'tap'
 5499 09:02:19.723294  + ../../utils/send-to-lava.sh ./output/result.txt
 5500 09:02:19.900196  <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-lkdtm RESULT=pass>
 5501 09:02:19.900504  + set +x
 5502 09:02:19.900692  <LAVA_SIGNAL_ENDRUN 1_kselftest-lkdtm 646842_1.6.2.4.5>
 5503 09:02:19.900866  <LAVA_TEST_RUNNER EXIT>
 5504 09:02:19.901543  Received signal: <TESTCASE> TEST_CASE_ID=shardfile-lkdtm RESULT=pass
 5506 09:02:19.902120  Received signal: <ENDRUN> 1_kselftest-lkdtm 646842_1.6.2.4.5
 5507 09:02:19.902307  Ending use of test pattern.
 5508 09:02:19.902434  Ending test lava.1_kselftest-lkdtm (646842_1.6.2.4.5), duration 68.03
 5510 09:02:19.902858  ok: lava_test_shell seems to have completed
 5511 09:02:19.903056  shardfile-lkdtm: pass

 5512 09:02:19.903224  end: 3.1 lava-test-shell (duration 00:01:10) [common]
 5513 09:02:19.903406  end: 3 lava-test-retry (duration 00:01:10) [common]
 5514 09:02:19.903594  start: 4 finalize (timeout 00:03:59) [common]
 5515 09:02:19.903760  start: 4.1 power-off (timeout 00:00:30) [common]
 5516 09:02:19.904038  Calling: 'nice' 'curl' 'http://arpeggi.mayfield.sirena.org.uk:16421/power/control/off?hostname=apc54a00b1&port=1'
 5517 09:02:21.513639  >> OK - accepted request

 5518 09:02:21.514937  Returned 0 in 1 seconds
 5519 09:02:21.616079  end: 4.1 power-off (duration 00:00:02) [common]
 5521 09:02:21.616927  start: 4.2 read-feedback (timeout 00:03:57) [common]
 5522 09:02:21.617418  Listened to connection for namespace 'common' for up to 1s
 5523 09:02:21.617830  Listened to connection for namespace 'common' for up to 1s
 5524 09:02:22.622539  Finalising connection for namespace 'common'
 5525 09:02:22.623271  Disconnecting from shell: Finalise
 5526 09:02:22.624001  / # 
 5527 09:02:22.725684  end: 4.2 read-feedback (duration 00:00:01) [common]
 5528 09:02:22.726459  end: 4 finalize (duration 00:00:03) [common]
 5529 09:02:22.727082  Cleaning after the job
 5530 09:02:22.727609  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/ramdisk
 5531 09:02:22.737693  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/kernel
 5532 09:02:22.777070  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/dtb
 5533 09:02:22.777812  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/nfsrootfs
 5534 09:02:22.886926  Cleaning up download directory: /var/lib/lava/dispatcher/tmp/646842/tftp-deploy-1dd5ss4c/modules
 5535 09:02:22.895367  Override tmp directory removed at /var/lib/lava/dispatcher/tmp/646842
 5536 09:02:23.619866  Root tmp directory removed at /var/lib/lava/dispatcher/tmp/646842
 5537 09:02:23.620145  Job finished correctly