Closed Bug 1298638 Opened 8 years ago Closed 8 years ago

Crash in mozilla::layers::APZEventState::ProcessAPZStateChange

Categories

(Core :: Panning and Zooming, defect, P1)

51 Branch
Unspecified
All
defect

Tracking

()

RESOLVED FIXED
mozilla51
Tracking Status
firefox48 --- unaffected
firefox49 --- unaffected
firefox50 --- unaffected
firefox51 --- fixed

People

(Reporter: marcia, Assigned: rhunt)

References

Details

(Keywords: crash, regression, Whiteboard: [gfx-noted])

Crash Data

Attachments

(1 file)

This bug was filed from the Socorro interface and is 
report bp-8bb1e627-1793-4304-b0ee-150302160827.
=============================================================

Seen while looking at nightly crash stats: http://bit.ly/2cioCUF. Crash affects Windows and Mac.

Adding ni on kats to weigh in since it looks it touches code in an area he works in.
Flags: needinfo?(bugmail)
As of bug 1289650 mAPZEventState gets nulled out in the ChromeProcessController before the object is destroyed, so we need to add null checks. This crash looks like it happens because we invoke a function on a destroyed APZEventState object during shutdown. Assigning to Ryan; the patch should be pretty straightforward. Crash-stats is already showing 20 of these crashes so we should fix it soonish.
Assignee: nobody → rhunt
Blocks: 1289650
Flags: needinfo?(bugmail)
Keywords: regression
Priority: -- → P1
Whiteboard: [gfx-noted]
Version: Trunk → 51 Branch
18 crashes on Mac in Nightly 20160826030226, making it the #2 Mac crash. (On Windows it's #36 in that Nightly, with 4 crashes so far.)
Attachment #8785818 - Flags: review?(bugmail) → review+
Pushed by kgupta@mozilla.com:
https://hg.mozilla.org/integration/mozilla-inbound/rev/a36f77d091f6
Check if mAPZEventState is null. r=kats
Keywords: checkin-needed
https://hg.mozilla.org/mozilla-central/rev/a36f77d091f6
Status: NEW → RESOLVED
Closed: 8 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla51
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