1677130 - Intermittent Assertion failure: mReleasedChunks->Last()->ChunkHeader().mDoneTimeStamp < aChunks->ChunkHeader().mDoneTimeStamp (Chunks must be released in increasing timestamps), at /builds/worker/workspace/obj-build/dist/include/mozilla/ProfileBufferChu

Status: RESOLVED FIXED

(Core :: Gecko Profiler, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: ccoroiu [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=321681938&repo=mozilla-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/cQ3QsD7QR0OoXNlTaWcI1g/runs/0/artifacts/public/logs/live_backing.log

---

task 2020-11-13T10:38:03.121Z] 10:38:03     INFO -  TEST-START | TestBaseProfiler.exe
[task 2020-11-13T10:38:03.190Z] 10:38:03     INFO -  PID 2468 |
[task 2020-11-13T10:38:03.190Z] 10:38:03     INFO -  Assertion failure: mReleasedChunks->Last()->ChunkHeader().mDoneTimeStamp < aChunks->ChunkHeader().mDoneTimeStamp (Chunks must be released in increasing timestamps), at /builds/worker/workspace/obj-build/dist/include/mozilla/ProfileBufferChunkManagerWithLocalLimit.h:156
[task 2020-11-13T10:38:03.190Z] 10:38:03     INFO -  mozcrash checking c:\users\task_1605262553\appdata\local\temp\tmpseaowd for minidumps...
[task 2020-11-13T10:38:03.190Z] 10:38:03  WARNING -  TEST-UNEXPECTED-FAIL | TestBaseProfiler.exe | test failed with return code 3221225477
[task 2020-11-13T10:38:03.190Z] 10:38:03     INFO -  TEST-INFO took 70ms
[task 2020-11-13T10:38:03.190Z] 10:38:03     INFO -  TEST-START | TestNonDereferenceable.exe
[task 2020-11-13T10:38:03.230Z] 10:38:03     INFO -  mozcrash checking c:\users\task_1605262553\appdata\local\temp\tmprxls77 for minidumps...```

Comment 1

[Intermittent Failures Robot]

1 failures in 4040 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform breakdown:

• windows7-32-mingwclang: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1677130&startday=2020-11-09&endday=2020-11-15&tree=all

Comment 2

[Intermittent Failures Robot]

2 failures in 3712 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Platform breakdown:

• windows7-32: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1677130&startday=2020-11-30&endday=2020-12-06&tree=all

Comment 3

[Gerald Squelart (he/him) (not at Mozilla since 2022-09-15)]

I will work on this, to allow releases in any order, which could theoretically happen in some rare races conditions, especially in tests that use small fast-to-fill buffers.

Comment 4

[Intermittent Failures Robot]

1 failures in 1450 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform breakdown:

• windows7-32: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1677130&startday=2020-12-21&endday=2020-12-27&tree=all

Comment 5

[Gerald Squelart (he/him) (not at Mozilla since 2022-09-15)]

Attachment: Bug 1677130 - Allow out-of-order ReleaseChunk - r?canaltinova

Depends on D100859

Comment 6

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/471f3893ab89
Allow out-of-order ReleaseChunk - r=canaltinova

Comment 7

[Razvan Maries]

https://hg.mozilla.org/mozilla-central/rev/471f3893ab89

Comment 8

[Intermittent Failures Robot]

1 failures in 3502 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-esr78: 1

Platform and build breakdown:

• windows7-32-mingwclang: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1677130&startday=2021-06-07&endday=2021-06-13&tree=all

Comment 9

[Gerald Squelart (he/him) (not at Mozilla since 2022-09-15)]

It looks like esr78 was in fact affected! But it's very rare, so I don't think we need to do anything.