Found on B-aws-4.15.0-1140.15 with amd64 instance t3a.2xlarge
Reproduce rate: 3 out of 3 attempts.
In this case it's the 5th test case:
memcg_stat_rss 5 TINFO: Running memcg_process --mmap-lock1 -s 135168
memcg_stat_rss 5 TINFO: Warming up pid: 22914
memcg_stat_rss 5 TINFO: Process is still here after warm up: 22914
memcg_stat_rss 5 TBROK: timed out on memory.usage_in_bytes 0 0 135168
memcg_stat_rss 5 TINFO: AppArmor enabled, this may affect test results
memcg_stat_rss 5 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires super/root)
memcg_stat_rss 5 TINFO: loaded AppArmor profiles: none
Found on B-aws-4. 15.0-1140. 15 with amd64 instance t3a.2xlarge
Reproduce rate: 3 out of 3 attempts.
In this case it's the 5th test case: usage_in_ bytes 0 0 135168 APPARMOR= 1 (requires super/root)
memcg_stat_rss 5 TINFO: Running memcg_process --mmap-lock1 -s 135168
memcg_stat_rss 5 TINFO: Warming up pid: 22914
memcg_stat_rss 5 TINFO: Process is still here after warm up: 22914
memcg_stat_rss 5 TBROK: timed out on memory.
memcg_stat_rss 5 TINFO: AppArmor enabled, this may affect test results
memcg_stat_rss 5 TINFO: it can be disabled with TST_DISABLE_
memcg_stat_rss 5 TINFO: loaded AppArmor profiles: none
This is the only instance that failed with it.