1502180 - Intermittent PID 4984 | Assertion failure: FindCOMWindow() == aHwnd, at z:/build/build/src/ipc/glue/WindowsMessageLoop.cpp:151

Status: RESOLVED INCOMPLETE

(Core :: IPC, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: kgupta [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=207852978&repo=autoland

https://queue.taskcluster.net/v1/task/KvH9M42dS0yN1Epjcn2mWQ/runs/0/artifacts/public/logs/live_backing.log

Comment 1

[Intermittent Failures Robot]

1 failures in 2584 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* autoland: 1

Platform breakdown:
* windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2018-10-22&endday=2018-10-28&tree=all

Comment 3

[Intermittent Failures Robot]

1 failures in 2808 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* autoland: 1

Platform breakdown:
* windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2018-11-26&endday=2018-12-02&tree=all

Comment 4

[Intermittent Failures Robot]

1 failures in 2485 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:
* mozilla-central: 1

Platform breakdown:
* windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2018-12-10&endday=2018-12-16&tree=all

Comment 5

[Firefox Bug Husbandry Bot]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup

Comment 6

[Sebastian Hengst [:aryx] (needinfo me if it's about an intermittent or backout)]

https://treeherder.mozilla.org/logviewer.html#?job_id=227714949&repo=mozilla-beta

Comment 8

[Intermittent Failures Robot]

1 failures in 2602 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform breakdown:

• windows10-64-ccov: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2019-02-18&endday=2019-02-24&tree=all

Comment 15

[Lina Butler (ex-Mozilla)]

Interestingly, it's always a Sync test that trips the assert—and always preceded by these warnings:

20:18:33 INFO - PID 4984 | [4984, Main Thread] WARNING: Couldn't get the user appdata directory, crash dumps will go in an unusual location: file z:/build/build/src/toolkit/crashreporter/nsExceptionHandler.cpp, line 2828
20:18:33 INFO - PID 4984 | [GPU 10612, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file z:/build/build/src/modules/libpref/Preferences.cpp, line 5306
20:18:33 INFO - PID 4984 | [GPU 10612, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file z:/build/build/src/obj-firefox/dist/include/mozilla/Preferences.h, line 209

Comment 16

[Intermittent Failures Robot]

4 failures in 2981 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 3
• try: 1

Platform breakdown:

• windows10-64: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2019-02-25&endday=2019-03-03&tree=all

Comment 17

[Intermittent Failures Robot]

1 failures in 2818 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform breakdown:

• windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2019-03-04&endday=2019-03-10&tree=all

Comment 18

[Intermittent Failures Robot]

1 failures in 2561 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform breakdown:

• windows10-64-qr: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2019-03-18&endday=2019-03-24&tree=all

Comment 19

[Intermittent Failures Robot]

3 failures in 3910 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• mozilla-central: 2

Platform breakdown:

• windows10-64: 1
• windows10-64-ccov: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1502180&startday=2019-03-25&endday=2019-03-31&tree=all

Comment 20

[Firefox Bug Husbandry Bot]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup