ubuntu-kernel-tests

madvise06 from ubuntu_ltp_syscalls failed on X / OEM-5.6 / F-5.8 / F-oem-5.10 (N pages were faulted out of 2 max)

Bug #1900714 reported by Po-Hsu Lin
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ubuntu-kernel-tests
New
Undecided
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Bug Description

Issue found on 5.8.0-25.26~20.04.1

 startup='Tue Oct 20 10:45:55 2020'
 tst_test.c:1248: TINFO: Timeout per run is 0h 05m 00s
 madvise06.c:52: TINFO: dropping caches
 madvise06.c:127: TINFO: SwapCached (before madvise): 960
 madvise06.c:141: TINFO: SwapCached (after madvise): 50504
 madvise06.c:153: TINFO: PageFault(madvice / no mem access): 0
 madvise06.c:157: TINFO: PageFault(madvice / mem access): 1
 madvise06.c:161: TFAIL: Bug has been reproduced

 HINT: You _MAY_ be missing kernel fixes, see:

 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=55231e5c898c

 Summary:
 passed 0
 failed 1
 skipped 0
 warnings 0
 tag=madvise06 stime=1603190755 dur=7 exit=exited stat=1 core=no cu=4 cs=56

Po-Hsu Lin (cypressyew)
tags: added: 5.8 amd64 focal kqa-blocker ppc64el ubuntu-ltp-syscalls
Revision history for this message
Po-Hsu Lin (cypressyew) wrote :

Can be found on F-oem-5.10 as well.

tags: added: 5.10 oem sru-20201103
Po-Hsu Lin (cypressyew)
summary: - madvise06 from ubuntu_ltp_syscalls failed on F-5.8
+ madvise06 from ubuntu_ltp_syscalls failed on F-5.8 / F-oem-5.10
Revision history for this message
Kelsey Steele (kelsey-steele) wrote : Re: madvise06 from ubuntu_ltp_syscalls failed on F-5.8 / F-oem-5.10

Found on Groovy/linux 5.8.0-31.33 with following output:

13107. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:232: TFAIL: 3205 pages were faulted out of 2 max
13108. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13109. 11/26 17:42:07 DEBUG| utils:0153| [stdout] HINT: You _MAY_ be missing kernel fixes, see:
13110. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13111. 11/26 17:42:07 DEBUG| utils:0153| [stdout] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=55231e5c898c
13112. 11/26 17:42:07 DEBUG| utils:0153| [stdout] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8de15e920dc8
13113. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13114. 11/26 17:42:07 DEBUG| utils:0153| [stdout] Summary:
13115. 11/26 17:42:07 DEBUG| utils:0153| [stdout] passed 0
13116. 11/26 17:42:07 DEBUG| utils:0153| [stdout] failed 2
13117. 11/26 17:42:07 DEBUG| utils:0153| [stdout] skipped 0
13118. 11/26 17:42:07 DEBUG| utils:0153| [stdout] warnings 0
13119. 11/26 17:42:07 DEBUG| utils:0153| [stdout] tag=madvise06 stime=1606411686 dur=7 exit=exited stat=1 core=no cu=6 cs=61

Revision history for this message
Kelsey Steele (kelsey-steele) wrote :

Cut the log too short.. here's with both fails:

13096. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 1936 Kb
13097. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:213: TFAIL: less than 102400 Kb were moved to the swap cache
13098. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:223: TINFO: PageFault(madvice / no mem access): 1
13099. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:227: TINFO: PageFault(madvice / mem access): 3206
13100. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:79: TINFO: After page access
13101. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:80: TINFO: Swap: 208896 Kb
13102. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:82: TINFO: SwapCached: 1232 Kb
13103. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:84: TINFO: Cached: 204680 Kb
13104. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:86: TINFO: cgmem.usage_in_bytes: 204704 Kb
13105. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 411732 Kb
13106. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 2028 Kb
13107. 11/26 17:42:07 DEBUG| utils:0153| [stdout] madvise06.c:232: TFAIL: 3205 pages were faulted out of 2 max
13108. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13109. 11/26 17:42:07 DEBUG| utils:0153| [stdout] HINT: You _MAY_ be missing kernel fixes, see:
13110. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13111. 11/26 17:42:07 DEBUG| utils:0153| [stdout] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=55231e5c898c
13112. 11/26 17:42:07 DEBUG| utils:0153| [stdout] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8de15e920dc8
13113. 11/26 17:42:07 DEBUG| utils:0153| [stdout]
13114. 11/26 17:42:07 DEBUG| utils:0153| [stdout] Summary:
13115. 11/26 17:42:07 DEBUG| utils:0153| [stdout] passed 0
13116. 11/26 17:42:07 DEBUG| utils:0153| [stdout] failed 2
13117. 11/26 17:42:07 DEBUG| utils:0153| [stdout] skipped 0
13118. 11/26 17:42:07 DEBUG| utils:0153| [stdout] warnings 0
13119. 11/26 17:42:07 DEBUG| utils:0153| [stdout] tag=madvise06 stime=1606411686 dur=7 exit=exited stat=1 core=no cu=6 cs=61

tags: added: groovy sru-20201109
Revision history for this message
Po-Hsu Lin (cypressyew) wrote :

Looks like the case got updated.

This can still be found on F-5.8

 startup='Sat Nov 28 15:27:18 2020'
 tst_test.c:1248: TINFO: Timeout per run is 0h 05m 00s
 madvise06.c:104: TINFO: dropping caches
 madvise06.c:79: TINFO: Initial meminfo, later values are relative to this (except memcg)
 madvise06.c:80: TINFO: Swap: 0 Kb
 madvise06.c:82: TINFO: SwapCached: 0 Kb
 madvise06.c:84: TINFO: Cached: 76760 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 128 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 128 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 108 Kb
 madvise06.c:146: TINFO: mapping 409600 Kb (102400 pages), limit 204800 Kb, pass threshold 102400 Kb
 madvise06.c:79: TINFO: Before mmap
 madvise06.c:80: TINFO: Swap: 0 Kb
 madvise06.c:82: TINFO: SwapCached: 0 Kb
 madvise06.c:84: TINFO: Cached: 136 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 124 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 124 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 108 Kb
 madvise06.c:186: TINFO: PageFault(before mmap): 0
 madvise06.c:79: TINFO: Before dirty
 madvise06.c:80: TINFO: Swap: 0 Kb
 madvise06.c:82: TINFO: SwapCached: 0 Kb
 madvise06.c:84: TINFO: Cached: 148 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 124 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 124 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 108 Kb
 madvise06.c:191: TINFO: PageFault(before dirty): 0
 madvise06.c:193: TINFO: PageFault(after dirty): 0
 madvise06.c:79: TINFO: Before madvise
 madvise06.c:80: TINFO: Swap: 209920 Kb
 madvise06.c:82: TINFO: SwapCached: 3012 Kb
 madvise06.c:84: TINFO: Cached: 203076 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 204744 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 411460 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 1844 Kb
 madvise06.c:79: TINFO: After madvise
 madvise06.c:80: TINFO: Swap: 308480 Kb
 madvise06.c:82: TINFO: SwapCached: 101596 Kb
 madvise06.c:84: TINFO: Cached: 104508 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 204740 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 411460 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 1844 Kb
 madvise06.c:213: TFAIL: less than 102400 Kb were moved to the swap cache
 madvise06.c:223: TINFO: PageFault(madvice / no mem access): 1
 madvise06.c:227: TINFO: PageFault(madvice / mem access): 3203
 madvise06.c:79: TINFO: After page access
 madvise06.c:80: TINFO: Swap: 208640 Kb
 madvise06.c:82: TINFO: SwapCached: 1244 Kb
 madvise06.c:84: TINFO: Cached: 204828 Kb
 madvise06.c:86: TINFO: cgmem.usage_in_bytes: 204800 Kb
 madvise06.c:91: TINFO: cgmem.memsw.usage_in_bytes: 411552 Kb
 madvise06.c:95: TINFO: cgmem.kmem.usage_in_bytes: 1936 Kb
 madvise06.c:232: TFAIL: 3202 pages were faulted out of 2 max

 HINT: You _MAY_ be missing kernel fixes, see:

 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=55231e5c898c
 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8de15e920dc8

 Summary:
 passed 0
 failed 2
 skipped 0
 warnings 0
 tag=madvise06 stime=1606577238 dur=7 exit=exited stat=1 core=no cu=5 cs=59

Po-Hsu Lin (cypressyew)
summary: - madvise06 from ubuntu_ltp_syscalls failed on F-5.8 / F-oem-5.10
+ madvise06 from ubuntu_ltp_syscalls failed on OEM-5.6 / F-5.8 /
+ F-oem-5.10
summary: madvise06 from ubuntu_ltp_syscalls failed on OEM-5.6 / F-5.8 /
- F-oem-5.10
+ F-oem-5.10 (N pages were faulted out of 2 max)
tags: added: sru-20201130
Revision history for this message
Po-Hsu Lin (cypressyew) wrote : Re: madvise06 from ubuntu_ltp_syscalls failed on OEM-5.6 / F-5.8 / F-oem-5.10 (N pages were faulted out of 2 max)

Failed on F-oem-5.6 as well.
madvise06.c:238: TFAIL: 9 pages were faulted out of 2 max

Revision history for this message
Po-Hsu Lin (cypressyew) wrote :

Found on Xenial 4.4 as well.

madvise06.c:239: TFAIL: 14 pages were faulted out of 2 max

tags: added: 4.4 xenial
tags: added: sru-20210104
removed: 4.4 xenial
summary: - madvise06 from ubuntu_ltp_syscalls failed on OEM-5.6 / F-5.8 /
+ madvise06 from ubuntu_ltp_syscalls failed on X / OEM-5.6 / F-5.8 /
F-oem-5.10 (N pages were faulted out of 2 max)
Revision history for this message
Po-Hsu Lin (cypressyew) wrote :

Btw it's 4.4.0-199 Xenial, and this issue was only spotted on amd64 lowlatency kernel, passed on the rest. (except arm64 which was not tested due to maas issue)

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