Closed Bug 1399876 Opened 7 years ago Closed 7 years ago

Intermittent browser_ext_windows_create_tabId.js | application crashed [@ mozilla::dom::TabParent::SendRealMouseEvent] (Assertion failure: !mIsMouseEnterIntoWidgetEventSuppressed, at dom/ipc/TabParent.cpp:1143)

Categories

(Core :: DOM: Events, defect, P5)

defect

Tracking

()

VERIFIED FIXED
mozilla57
Tracking Status
firefox-esr52 --- unaffected
firefox55 --- unaffected
firefox56 --- unaffected
firefox57 --- verified

People

(Reporter: intermittent-bug-filer, Assigned: stone)

References

Details

(Keywords: assertion, crash, intermittent-failure)

Crash Data

Attachments

(1 file)

Stone, this showed up a couple times in my 57-as-Beta Try push today (first time I've seen them, so something that landed in the last day or so I guess?). Given that 57 is about to merge to Beta, I suspect we'll be seeing more of these on Beta. Can you please take a look?
Flags: needinfo?(sshih)
Keywords: assertion
Assignee: nobody → sshih
Flags: needinfo?(sshih)
Appears to be a Linux64-only permafail. Regression range is in this autoland range: https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=8b156b6abe61&tochange=a4bfe93c85a4 Will keep working on bisecting.
Bisection on Try is pointing at bug 1372996 as the culprit.
Blocks: 1372996
We may create a browser element and replace it while the TabChild isn't ready to handle input events. So the assertion is redundant.
Comment on attachment 8908505 [details] [diff] [review] Relax the assertion about sending multiple eMouseEnterIntoWidget in TabParent Hi Baku, Could you help to review this patch? Thanks.
Attachment #8908505 - Flags: review?(amarchesini)
Attachment #8908505 - Flags: review?(amarchesini) → review+
Pushed by sshih@mozilla.com: https://hg.mozilla.org/integration/mozilla-inbound/rev/d26e31b70dae Relax the assertion about sending multiple eMouseEnterIntoWidget in TabParent. r=baku.
Status: NEW → RESOLVED
Closed: 7 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla57
Works great, thanks!
Status: RESOLVED → VERIFIED
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