1604956 - Crash in [@ nsLayoutUtils::HasPaintedDisplayPort]

Status: RESOLVED FIXED

(Core :: Panning and Zooming, defect)

Description

[Marcia Knous [:marcia]]

This bug is for crash report bp-1c590cd9-cf82-4a6e-8f0e-ec5ec0191218.

Seen while looking at nightly crash stats - crashes started in 20191217104440: https://bit.ly/2EyqyTO

Possible regression range based on build ID: https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=0016ade97e65a470bc97521ab8338210e74cdd02&tochange=930ad6def3c7961c82b2af20b66be3351603684f

Bug 1601568? ni on :botond

Top 10 frames of crashing thread:

0 xul.dll static nsLayoutUtils::HasPaintedDisplayPort layout/base/nsLayoutUtils.cpp:1160
1 xul.dll mozilla::layers::`anonymous namespace'::PrepareForSetTargetAPZCNotification gfx/layers/apz/util/APZCCallbackHelper.cpp:722
2 xul.dll static mozilla::layers::APZCCallbackHelper::SendSetTargetAPZCNotification gfx/layers/apz/util/APZCCallbackHelper.cpp
3 xul.dll mozilla::dom::BrowserChild::HandleRealMouseButtonEvent dom/ipc/BrowserChild.cpp:1715
4 xul.dll mozilla::dom::BrowserChild::ProcessPendingCoalescedMouseDataAndDispatchEvents dom/ipc/BrowserChild.cpp:1578
5 xul.dll mozilla::dom::BrowserChild::RecvRealMouseButtonEvent dom/ipc/BrowserChild.cpp:1696
6 xul.dll mozilla::dom::PBrowserChild::OnMessageReceived ipc/ipdl/PBrowserChild.cpp:5295
7 xul.dll mozilla::dom::PContentChild::OnMessageReceived ipc/ipdl/PContentChild.cpp:8250
8 xul.dll mozilla::ipc::MessageChannel::DispatchMessage ipc/glue/MessageChannel.cpp:2134
9 xul.dll mozilla::ipc::MessageChannel::MessageTask::Run ipc/glue/MessageChannel.cpp:2004

Comment 1

[Botond Ballo [:botond]]

Will take a look.

Comment 2

[Botond Ballo [:botond]]

Attachment: Bug 1604956 - Avoid calling HasPaintedDisplayPort() with a null content element. r=tnikkel

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/d502bccf7715
Avoid calling HasPaintedDisplayPort() with a null content element. r=tnikkel

Comment 4

[Oana Pop-Rus]

https://hg.mozilla.org/mozilla-central/rev/d502bccf7715