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[Po-Hsu Lin <1923278@xxxxxxxxxxxxxxxxxx>]

** Tags removed: ubuntu-ltp
** Tags added: ubuntu-ltp-controllers

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https://bugs.launchpad.net/bugs/1923278

Title:
  memcg_limit_in_bytes from controllers in ubuntu_ltp failed on bionic
  ppc64el

Status in ubuntu-kernel-tests:
  New

Bug description:
  memcg_limit_in_bytes from controllers in ubuntu_ltp failed on bionic
  4.15.0-141.145 ppc64el host entei and baltar.

  this is not a regression as it previously failed on bionic
  4.15.0-139.143 on these same hosts.


  03/26 01:01:04 DEBUG|     utils:0153| [stdout] startup='Fri Mar 26 00:11:16 2021'
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TINFO: timeout per run is 0h 5m 0s
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TINFO: Setting shmmax
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TINFO: Test mmap(locked) + alloc_mem > limit_in_bytes
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TINFO: Running memcg_process --mmap-lock1 -s 131072
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 1 TPASS: process 21863 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 2 TINFO: Running memcg_process --mmap-lock2 -s 131072
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 2 TPASS: Failed to lock memory
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 3 TINFO: Test swapoff + alloc_mem > limit_in_bytes
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 3 TINFO: Running memcg_process --mmap-anon -s 131072
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 3 TPASS: process 21898 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 4 TINFO: Running memcg_process --mmap-file -s 131072
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 4 TPASS: process 21918 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 5 TINFO: Running memcg_process --shm -k 18 -s 131072
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 5 TPASS: process 21937 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 6 TINFO: Test limit_in_bytes == 0
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 6 TINFO: Running memcg_process --mmap-anon -s 65536
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 6 TPASS: process 21954 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 7 TINFO: Running memcg_process --mmap-file -s 65536
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 7 TPASS: process 21970 is killed
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 8 TINFO: Running memcg_process --shm -k 21 -s 65536
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_process: shmat() failed: Cannot allocate memory
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 8 TFAIL: process 21987 is killed by error
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 9 TINFO: Test limit_in_bytes will be aligned to PAGESIZE
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 9 TPASS: input=65535, limit_in_bytes=0
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 10 TPASS: input=65537, limit_in_bytes=65536
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 11 TPASS: input=1, limit_in_bytes=0
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 12 TINFO: Test invalid memory.limit_in_bytes
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 12 TPASS: echo -1 > memory.limit_in_bytes passed as expected
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 13 TPASS: echo 1.0 > memory.limit_in_bytes failed as expected
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 14 TPASS: echo 1xx > memory.limit_in_bytes failed as expected
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 15 TPASS: echo xx > memory.limit_in_bytes failed as expected
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 16 TINFO: AppArmor enabled, this may affect test results
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 16 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires super/root)
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] memcg_limit_in_bytes 16 TINFO: loaded AppArmor profiles: none
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] 
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] Summary:
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] passed   14
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] failed   1
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] skipped  0
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] warnings 0
  03/26 01:01:04 DEBUG|     utils:0153| [stdout] tag=memcg_limit_in_bytes stime=1616717476 dur=3 exit=exited stat=1 core=no cu=14 cs=94

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