1475039 - Crash in mozilla::ipc::IProtocol::HandleFatalError | static void mozilla::ipc::WriteIPDLParam<T>

Status: RESOLVED FIXED

(Core :: Panning and Zooming, defect)

Description

[Calixte Denizet (:calixte)]

This bug was filed from the Socorro interface and is
report bp-3aeebe55-d9d3-4012-8acf-80e610180711.
=============================================================

Top 10 frames of crashing thread:

0 xul.dll mozilla::ipc::IProtocol::HandleFatalError ipc/glue/ProtocolUtils.cpp:527
1 xul.dll static void mozilla::ipc::WriteIPDLParam<mozilla::PRemoteSpellcheckEngineChild*&> ipc/glue/IPDLParamTraits.h:63
2 xul.dll mozilla::layers::PAPZCTreeManagerChild::Send__delete__ ipc/ipdl/PAPZCTreeManagerChild.cpp:342
3 xul.dll mozilla::dom::TabChild::DestroyWindow dom/ipc/TabChild.cpp:1085
4 xul.dll mozilla::dom::TabChild::RecvDestroy dom/ipc/TabChild.cpp:2524
5 xul.dll mozilla::dom::PBrowserChild::OnMessageReceived ipc/ipdl/PBrowserChild.cpp:4626
6 xul.dll mozilla::ipc::MessageChannel::DispatchAsyncMessage ipc/glue/MessageChannel.cpp:2134
7 xul.dll mozilla::ipc::MessageChannel::DispatchMessageW ipc/glue/MessageChannel.cpp:2064
8 xul.dll mozilla::ipc::MessageChannel::MessageTask::Run ipc/glue/MessageChannel.cpp:1943
9 xul.dll mozilla::SchedulerGroup::Runnable::Run xpcom/threads/SchedulerGroup.cpp:337

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

There are 2 crashes (from 2 installations) in nightly 63 with buildid 20180711100118. In analyzing the backtrace, the regression may have been introduced by patch [1] to fix bug 1446181.

[1] https://hg.mozilla.org/mozilla-central/rev?node=5b8041f7f604

Comment 1

[Kartikaya Gupta (email:[e-mail])]

I backed out bug 1446181, which should resolve this. I'll close this bug once the backout merges to m-c.

https://hg.mozilla.org/integration/mozilla-inbound/rev/fe0653a84312

Comment 2

[Julien Cristau [:jcristau]]

https://hg.mozilla.org/mozilla-central/rev/fe0653a84312