2019962 - Crash in [@ IPCError-browser | RecvSetEmbedderAccessible Attempt to embed doc which already has an embedder]

Status: RESOLVED DUPLICATE of bug 2019759

(Core :: Disability Access APIs, defect)

Description

[Alice0775 White]

Steps to reproduce:

1. Open https://anikai.to/watch/naruto-9r5k#ep=1
2. Start Playback the video
3. Click on Fullscreen button in the video contorols

Actual results:
Tab crashes.

Crash report: https://crash-stats.mozilla.org/report/index/37848261-7df9-423f-ad15-02c920260227

Reason:

EXCEPTION_BREAKPOINT

Top 10 frames:

0  ntdll.dll  ZwWaitForAlertByThreadId
1  ntdll.dll  RtlSleepConditionVariableSRW
2  KERNELBASE.dll  SleepConditionVariableSRW
3  mozglue.dll  mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&)  mozglue/misc/ConditionVariable_windows.cpp:49
4  xul.dll  mozilla::OffTheBooksCondVar::Wait()  xpcom/threads/CondVar.h:58
4  xul.dll  mozilla::TaskController::GetRunnableForMTTask(bool)  xpcom/threads/TaskController.cpp:772
4  xul.dll  nsThread::ProcessNextEvent(bool, bool*)  xpcom/threads/nsThread.cpp:1140
4  xul.dll  NS_ProcessNextEvent(nsIThread*, bool)  xpcom/threads/nsThreadUtils.cpp:467
5  xul.dll  mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*)  ipc/glue/MessagePump.cpp:107
6  xul.dll  MessageLoop::RunInternal()  ipc/chromium/src/base/message_loop.cc:373

Regression window:
https://hg-edge.mozilla.org/integration/autoland/pushloghtml?fromchange=533c5fbc6f318b368cd02d53f0e6c58193f2d868&tochange=2ded1cc9cc6b2094e3c09c76785932c31a1c0ecb

Regressed by Bug 2016373

Comment 1

[Alice0775 White]

Attachment: about:support

Comment 2

[Andrew McCreight [:mccr8]]

Jamie, I'm not sure if this is a dupe of bug 2019759 or not. At least there's a test case here.