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[Bug 2018735] Re: ubuntu_ltp_controllers testcase memcontrol02 fails on jammy-hwe-5.19

 

Encountered this noble:linux-lowlatency 6.8.0-48.48.3
(flavour:lowlatency64) SRU cycle: 2024.09.30 on testflinger:egede
(server-arm).

This time it fails on vfat.

tst_test.c:1799: TINFO: === Testing on vfat ===
tst_test.c:1158: TINFO: Formatting /dev/loop3 with vfat opts='' extra opts=''
tst_test.c:1170: TINFO: Mounting /dev/loop3 to /tmp/ltp-DbshljCacV/LTP_memlsyILg/mntdir fstyp=vfat flags=0
memcontrol02.c:93: TPASS: Expect: (current=0) == 0
memcontrol02.c:99: TINFO: Added proc to memcg: memory.current=4194304
memcontrol02.c:46: TPASS: Expect: (memory.current=54525952) >= (size=52428800)
memcontrol02.c:51: TPASS: Expect: (memory.stat.anon=52428800) > 0
memcontrol02.c:52: TPASS: Expect: (size=52428800) ~= (memory.stat.anon=52428800)
memcontrol02.c:54: TPASS: Expect: (memory.current=54525952) ~= (memory.stat.anon=52428800)
memcontrol02.c:93: TPASS: Expect: (current=0) == 0
memcontrol02.c:99: TINFO: Added proc to memcg: memory.current=4194304
memcontrol02.c:69: TINFO: Created temp file: memory.current=4194304
memcontrol02.c:74: TPASS: Expect: (memory.current=67108864) >= (size=52428800)
memcontrol02.c:78: TPASS: Expect: (memory.stat.file=12451840) > 0
memcontrol02.c:80: TFAIL: Expect: (memory.current=67108864) ~= (memory.stat.file=12451840)

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https://bugs.launchpad.net/bugs/2018735

Title:
  ubuntu_ltp_controllers testcase memcontrol02 fails on jammy-hwe-5.19

Status in ubuntu-kernel-tests:
  New

Bug description:
  The testcase memcontrol02 from ubuntu_ltp_controllers is failing on
  btrfs with the 5.19 hwe jammy bt on 64k-generic:

  16166 	  	tst_test.c:1599: TINFO: Testing on btrfs
  16167 	  	tst_test.c:1064: TINFO: Formatting /dev/loop3 with btrfs opts='' extra opts=''
  16168 	  	memcontrol02.c:93: TPASS: Expect: (current=0) == 0
  16169 	  	memcontrol02.c:99: TINFO: Added proc to memcg: memory.current=2097152
  16170 	  	memcontrol02.c:46: TPASS: Expect: (memory.current=54525952) >= (size=52428800)
  16171 	  	memcontrol02.c:51: TFAIL: Expect: (memory.stat.anon=0) > 0
  16172 	  	memcontrol02.c:52: TFAIL: Expect: (size=52428800) ~= (memory.stat.anon=0)
  16173 	  	memcontrol02.c:54: TFAIL: Expect: (memory.current=54525952) ~= (memory.stat.anon=0)
  16174 	  	memcontrol02.c:93: TPASS: Expect: (current=0) == 0

  This seems to be a new failure.

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