1487004 - Crash in HTMLContentSink::ContinueInterruptedParsingIfEnabled

Status: RESOLVED FIXED

(WebExtensions :: General, defect)

Description

[Calixte Denizet (:calixte)]

This bug was filed from the Socorro interface and is
report bp-ebc1e13d-b3b6-496d-87a5-1fd5e0180828.
=============================================================

Top 10 frames of crashing thread:

0 XUL HTMLContentSink::ContinueInterruptedParsingIfEnabled dom/html/nsHTMLContentSink.cpp:1058
1 XUL mozilla::detail::RunnableMethodImpl<HTMLContentSink*, void  xpcom/threads/nsThreadUtils.h:1168
2 XUL mozilla::SchedulerGroup::Runnable::Run xpcom/threads/SchedulerGroup.cpp:337
3 XUL nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1167
4 XUL NS_ProcessNextEvent xpcom/threads/nsThreadUtils.cpp:519
5 XUL mozilla::ipc::MessagePump::Run ipc/glue/MessagePump.cpp:97
6 XUL MessageLoop::Run ipc/chromium/src/base/message_loop.cc:325
7 XUL nsBaseAppShell::Run widget/nsBaseAppShell.cpp:158
8 XUL nsAppShell::Run widget/cocoa/nsAppShell.mm:737
9 XUL XRE_RunAppShell toolkit/xre/nsEmbedFunctions.cpp:944

=============================================================

There are 169 crashes (from 64 installations) in nightly 63 with buildid 20180828220157. In analyzing the backtrace, the regression may have been introduced by patch [1] to fix bug 1465388.

[1] https://hg.mozilla.org/mozilla-central/rev?node=126368a5c3ec

Comment 1

[Calixte Denizet (:calixte)]

The volume is pretty high, so track it.

Comment 2

[Calixte Denizet (:calixte)]

This signature is ranked #1 in content top-crash for nightly 63.

Comment 3

[Julien Cristau [:jcristau]]

Fixed by backout in https://hg.mozilla.org/mozilla-central/rev/a33ef251cb46

Comment 4

[Victor Carciu]

Can you please add some Steps to reproduce this crash in order to verify if the issue was fixed?

Comment 5

[Rob Wu [:robwu]]

No need for verification.