1691415 - Crash in [@ mozilla::ipc::FatalError | mozilla::layers::PWebRenderBridgeParent::OnMessageReceived]

Status: RESOLVED WORKSFORME

(Core :: Graphics: WebRender, defect, P4)

Description

[Gabriele Svelto [:gsvelto] (PTO)]

Crash report: https://crash-stats.mozilla.org/report/index/417daeec-5583-4431-b994-1caec0210206

MOZ_CRASH Reason: MOZ_CRASH(IPC FatalError in the parent process!)

Top 10 frames of crashing thread:

0 xul.dll mozilla::ipc::FatalError ipc/glue/ProtocolUtils.cpp:189
1 xul.dll mozilla::layers::PWebRenderBridgeParent::OnMessageReceived ipc/ipdl/PWebRenderBridgeParent.cpp:295
2 xul.dll mozilla::layers::PCompositorManagerParent::OnMessageReceived ipc/ipdl/PCompositorManagerParent.cpp:205
3 xul.dll mozilla::ipc::MessageChannel::DispatchMessage ipc/glue/MessageChannel.cpp:2077
4 xul.dll nsThread::ProcessNextEvent xpcom/threads/nsThread.cpp:1152
5 xul.dll mozilla::ipc::MessagePumpForNonMainThreads::Run ipc/glue/MessagePump.cpp:332
6 xul.dll MessageLoop::RunHandler ipc/chromium/src/base/message_loop.cc:328
7 xul.dll MessageLoop::Run ipc/chromium/src/base/message_loop.cc:310
8 xul.dll static nsThread::ThreadFunc xpcom/threads/nsThread.cpp:391
9 nss3.dll _PR_NativeRunThread nsprpub/pr/src/threads/combined/pruthr.c:399

The failure seem to be happening here:

https://searchfox.org/mozilla-central/source/__GENERATED__/ipc/ipdl/PWebRenderBridgeParent.cpp#295

Almost half of last week crashes appear to have originated on machines that were running low on free memory, not the other half though so I'm not sure if the problem is related.

Comment 1

[Jim Mathies [:jimm]]

https://crash-stats.mozilla.org/signature/?signature=mozilla%3A%3Aipc%3A%3AFatalError%20%7C%20mozilla%3A%3Alayers%3A%3APWebRenderBridgeParent%3A%3AOnMessageReceived&product=Firefox&date=%3E%3D2021-02-11T22%3A10%3A00.000Z&date=%3C2021-02-18T22%3A10%3A00.000Z&_sort=-date

Comment 2

[Wayne Mery (:wsmwk)]

There are no version 91 nor 92 crashes, and only one version 90. 89 is the last version with >1 crashes
https://crash-stats.mozilla.org/signature/?signature=mozilla%3A%3Aipc%3A%3AFatalError%20%7C%20mozilla%3A%3Alayers%3A%3APWebRenderBridgeParent%3A%3AOnMessageReceived&date=%3E%3D2021-04-04T03%3A47%3A00.000Z&date=%3C2021-10-04T03%3A47%3A00.000Z