1452242 - Intermittent valgrind-test | Conditional jump or move depends on uninitialised value(s) at mozilla::FramePointerStackWalk / DoFramePointerBacktrace / operator / SuspendAndSampleAndResumeThread

Status: RESOLVED INCOMPLETE

(Core :: Gecko Profiler, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: ebalazs [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=172357898&repo=autoland

https://queue.taskcluster.net/v1/task/WVLV8ExaQAu6M-uw2zcHbA/runs/0/artifacts/public/logs/live_backing.log

Comment 1

[Eliza Balazs [:ebalazs_]]

[task 2018-04-06T20:02:29.206Z] 20:02:29     INFO -   1:18.29 TEST-UNEXPECTED-FAIL | valgrind-test | Conditional jump or move depends on uninitialised value(s) at mozilla::FramePointerStackWalk / DoFramePointerBacktrace / operator / SuspendAndSampleAndResumeThread
[task 2018-04-06T20:02:29.206Z] 20:02:29     INFO -   1:18.29 ==32548== Conditional jump or move depends on uninitialised value(s)
[task 2018-04-06T20:02:29.206Z] 20:02:29     INFO -   1:18.29 ==32548==    at 0x408AC0: mozilla::FramePointerStackWalk(void (*)(unsigned int, void*, void*, void*), unsigned int, unsigned int, void*, void**, void*) (StackWalk.cpp:1043)
[task 2018-04-06T20:02:29.206Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11157F68: DoFramePointerBacktrace (platform.cpp:1079)
[task 2018-04-06T20:02:29.206Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11157F68: operator() (platform.cpp:3539)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11157F68: SuspendAndSampleAndResumeThread<profiler_suspend_and_sample_thread(int, uint32_t, ProfilerStackCollector&, bool)::<lambda(const Registers&)> > (platform-linux-android.cpp:356)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11157F68: profiler_suspend_and_sample_thread(int, unsigned int, ProfilerStackCollector&, bool) (platform.cpp:3558)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x1121E66E: mozilla::ThreadStackHelper::GetStack(mozilla::HangStack&, nsTSubstring<char>&, bool) [clone .part.68] (ThreadStackHelper.cpp:142)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11221A1B: mozilla::BackgroundHangManager::RunMonitorThread() (BackgroundHangMonitor.cpp:390)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x11221C7F: mozilla::BackgroundHangManager::MonitorThread(void*) (BackgroundHangMonitor.cpp:79)
[task 2018-04-06T20:02:29.207Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x642CB80: _pt_root (ptthread.c:201)
[task 2018-04-06T20:02:29.208Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x4E3AB4F: start_thread (pthread_create.c:304)
[task 2018-04-06T20:02:29.208Z] 20:02:29     INFO -   1:18.29 ==32548==    by 0x5D51FBC: clone (clone.S:112)
[task 2018-04-06T20:02:29.208Z] 20:02:29     INFO -   1:18.29 ==32548==  Uninitialised value was created by a stack allocation
[task 2018-04-06T20:02:29.208Z] 20:02:29     INFO -   1:18.29 ==32548==    at 0x7D80EB0: ??? (in /usr/lib/x86_64-linux-gnu/libgtk-3.so.0.400.2)

Comment 2

[Intermittent Failures Robot]

1 failures in 765 pushes (0.001 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* autoland: 1

Platform breakdown:
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-04-02&endday=2018-04-08&tree=trunk

Comment 3

[Intermittent Failures Robot]

1 failures in 792 pushes (0.001 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* autoland: 1

Platform breakdown:
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-04-09&endday=2018-04-15&tree=trunk

Comment 4

[Intermittent Failures Robot]

2 failures in 782 pushes (0.003 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* mozilla-inbound: 1
* autoland: 1

Platform breakdown:
* linux64: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-04-16&endday=2018-04-22&tree=trunk

Comment 5

[Intermittent Failures Robot]

1 failures in 780 pushes (0.001 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* mozilla-inbound: 1

Platform breakdown:
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-04-23&endday=2018-04-29&tree=trunk

Comment 6

[Intermittent Failures Robot]

3 failures in 660 pushes (0.005 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* mozilla-central: 2
* mozilla-inbound: 1

Platform breakdown:
* linux64: 3

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-05-07&endday=2018-05-13&tree=trunk

Comment 7

[Intermittent Failures Robot]

1 failures in 639 pushes (0.002 failures/push) were associated with this bug in the last 7 days.    

Repository breakdown:
* mozilla-inbound: 1

Platform breakdown:
* linux64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1452242&startday=2018-05-14&endday=2018-05-20&tree=trunk

Comment 8

[Emma Humphries ☕️🎸🧞‍♀️✨ (she/they) [:emceeaich] (Pacific Time) use needinfo]

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