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[Jürg Häfliger <1905205@xxxxxxxxxxxxxxxxxx>]

** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/1905205

Title:
  ubuntu_stress_smoke_test Segmentation fault in linux from Groovy/linux
  5.8.0-30.32 ADT test failure

Status in ubuntu-kernel-tests:
  Fix Released
Status in linux package in Ubuntu:
  Invalid
Status in stress-ng package in Ubuntu:
  Fix Released
Status in linux source package in Groovy:
  Invalid
Status in stress-ng source package in Groovy:
  Fix Released

Bug description:
  Testing failed on:
      s390x: https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac/autopkgtest-groovy/groovy/s390x/l/linux/20201118_202847_def86@/log.gz

  
  20:00:50 DEBUG| Running '/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/tests/ubuntu_stress_smoke_test/ubuntu_stress_smoke_test.sh'
  20:00:50 DEBUG| [stdout] Free memory: 5651 MB
  20:00:50 DEBUG| [stdout] Memory used: 5086 MB
  20:00:50 DEBUG| [stdout] other
  20:00:50 DEBUG| [stdout] autopkgtest: s390x 8030 MB memory, 68 GB disk
  20:00:50 ERROR| [stderr] 1024+0 records in
  20:00:50 ERROR| [stderr] 1024+0 records out
  20:00:50 ERROR| [stderr] 1073741824 bytes (1.1 GB, 1.0 GiB) copied, 0.81414 s, 1.3 GB/s
  20:00:51 DEBUG| [stdout] Setting up swapspace version 1, size = 1024 MiB (1073737728 bytes)
  20:00:51 DEBUG| [stdout] no label, UUID=071fa2ff-fbfe-47a7-bef2-08c3280b72b5
  20:00:51 DEBUG| [stdout]  
  20:00:51 DEBUG| [stdout] Machine Configuration
  20:00:51 DEBUG| [stdout] Physical Pages:  2055854
  20:00:51 DEBUG| [stdout] Pages available: 1177643
  20:00:51 DEBUG| [stdout] Page Size:       4096
  20:00:51 DEBUG| [stdout] Zswap enabled:   Y
  20:00:51 DEBUG| [stdout]  
  20:00:51 DEBUG| [stdout] Free memory:
  20:00:51 DEBUG| [stdout]               total        used        free      shared  buff/cache   available
  20:00:51 DEBUG| [stdout] Mem:        8223416      518104     4710240         324     2995072     7572304
  20:00:51 DEBUG| [stdout] Swap:       1048572           0     1048572
  20:00:51 DEBUG| [stdout]  
  20:00:51 DEBUG| [stdout] Number of CPUs: 4
  20:00:51 DEBUG| [stdout] Number of CPUs Online: 4
  20:00:51 DEBUG| [stdout]  

  
  [....]


  20:05:27 DEBUG| [stdout] get STARTING
  20:05:27 DEBUG| [stdout] get RETURNED 2
  20:05:27 DEBUG| [stdout] get FAILED
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] 4 processors online, 4 processors configured
  20:05:27 DEBUG| [stdout] stress-ng: info:  [2583762] dispatching hogs: 4 get
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] cache allocate: reducing cache level from L3 (too high) to L2
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] cache allocate: default cache size: 2048K
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] starting stressors
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583763] stress-ng-get: started [2583763] (instance 0)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583764] stress-ng-get: started [2583764] (instance 1)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] 4 stressors started
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583765] stress-ng-get: started [2583765] (instance 2)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583766] stress-ng-get: started [2583766] (instance 3)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583763] (stress-ng-get) terminated on signal: 11 (Segmentation fault)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583763] terminated
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583764] (stress-ng-get) terminated on signal: 11 (Segmentation fault)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583764] terminated
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583765] (stress-ng-get) terminated on signal: 11 (Segmentation fault)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583765] terminated
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583766] (stress-ng-get) terminated on signal: 11 (Segmentation fault)
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] process [2583766] terminated
  20:05:27 DEBUG| [stdout] stress-ng: info:  [2583762] unsuccessful run completed in 0.02s
  20:05:27 DEBUG| [stdout] stress-ng: debug: [2583762] metrics-check: all stressor metrics validated and sane
  20:05:27 DEBUG| [stdout]  
  20:05:27 DEBUG| [stdout] [ 4705.252851] warning: process `stress-ng-get' used the deprecated sysctl system call with 4.
  20:05:27 DEBUG| [stdout] 

  
  [...]

  20:17:34 DEBUG| [stdout]  
  20:17:34 DEBUG| [stdout] Summary:
  20:17:34 DEBUG| [stdout]   Stressors run: 204
  20:17:34 DEBUG| [stdout]   Skipped: 1,  binderfs
  20:17:34 DEBUG| [stdout]   Failed:  1,  get
  20:17:34 DEBUG| [stdout]   Oopsed:  0, 
  20:17:34 DEBUG| [stdout]   Oomed:   0, 
  20:17:34 DEBUG| [stdout]   Passed:  202,  access af-alg affinity aio aiol bad-altstack bad-ioctl bigheap branch brk cache cap chattr chdir chmod chown chroot clock close context cpu crypt cyclic daemon dccp dentry dev dev-shm dir dirdeep dnotify dup dynlib enosys env epoll eventfd fallocate fanotify fault fcntl fiemap fifo file-ioctl filename flock fork fp-error fstat full funcret futex getdent getrandom handle hdd hrtimers icache icmp-flood inode-flags inotify io iomix ioprio io-uring ipsec-mb itimer judy key kill klog lease link locka lockbus lockf lockofd loop madvise malloc mcontend membarrier memfd memhotplug memrate memthrash mergesort mincore mknod mlock mmap mmapaddr mmapfixed mmapfork mmapmany mq mremap msg msync nanosleep netdev netlink-proc netlink-task nice null open personality physpage pidfd pipe pipeherd pkey poll prctl procfs pthread ptrace pty radixsort ramfs rawdev rawpkt rawsock rawudp readahead reboot rename revio rlimit rmap rtc schedpolicy sctp seal seccomp seek sem sem-sysv sendfile session set shellsort shm shm-sysv sigabrt sigchld sigfd sigfpe sigio signal sigpending sigpipe sigq sigrt sigsegv sigsuspend sigtrap skiplist sleep sock sockabuse sockdiag sockmany softlockup splice stackmmap stream swap switch symlink sync-file sysbadaddr sysinval sysfs tee timer timerfd tlb-shootdown tmpfs tree tsearch tun udp udp-flood unshare uprobe urandom userfaultfd utime vdso verity vfork vm vm-addr vm-rw vm-segv vm-splice wait x86syscall yield zero zombie
  20:17:34 DEBUG| [stdout]   Badret:  0, 
  20:17:34 DEBUG| [stdout]  
  20:17:34 DEBUG| [stdout] Tests took 988 seconds to run
  20:17:34 ERROR| Exception escaping from test:
  Traceback (most recent call last):
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/test.py", line 411, in _exec
      _call_test_function(self.execute, *p_args, **p_dargs)
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/test.py", line 823, in _call_test_function
      return func(*args, **dargs)
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/test.py", line 291, in execute
      postprocess_profiled_run, args, dargs)
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/test.py", line 212, in _call_run_once
      self.run_once(*args, **dargs)
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/tests/ubuntu_stress_smoke_test/ubuntu_stress_smoke_test.py", line 72, in run_once
      self.results = utils.system_output(cmd, retain_output=True)
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/utils.py", line 1267, in system_output
      verbose=verbose, args=args).stdout
    File "/tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/shared/utils.py", line 918, in run
      "Command returned non-zero exit status")
  CmdError: Command </tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/tests/ubuntu_stress_smoke_test/ubuntu_stress_smoke_test.sh> failed, rc=1, Command returned non-zero exit status
  * Command: 
      /tmp/autopkgtest.LZC6UJ/build.jQO/src/autotest/client/tests/ubuntu_stress
      _smoke_test/ubuntu_stress_smoke_test.sh
  Exit status: 1
  Duration: 1004.59379888

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