1370090 - Crash in mozilla::gfx::VRDisplayPresentation::DestroyLayers

Status: RESOLVED FIXED

(Core :: WebVR, defect)

Description

[[:philipp]]

This bug was filed from the Socorro interface and is 
report bp-eba772a2-9a0a-4f74-8483-1e98f0170603.
=============================================================
Crashing Thread (0)
Frame 	Module 	Signature 	Source
0 		@0x49004d 	
1 	xul.dll 	mozilla::gfx::VRDisplayPresentation::DestroyLayers() 	gfx/vr/VRDisplayPresentation.cpp:109
2 	xul.dll 	mozilla::gfx::VRDisplayPresentation::~VRDisplayPresentation() 	gfx/vr/VRDisplayPresentation.cpp:123
3 	xul.dll 	RefPtr<mozilla::gfx::VRDisplayPresentation>::assign_assuming_AddRef(mozilla::gfx::VRDisplayPresentation*) 	obj-firefox/dist/include/mozilla/RefPtr.h:65
4 	xul.dll 	mozilla::dom::VRDisplay::Shutdown() 	dom/vr/VRDisplay.cpp:630
5 	xul.dll 	mozilla::dom::VRDisplay::Observe(nsISupports*, char const*, char16_t const*) 	dom/vr/VRDisplay.cpp:585
6 	xul.dll 	nsObserverList::NotifyObservers(nsISupports*, char const*, char16_t const*) 	xpcom/ds/nsObserverList.cpp:112
7 	xul.dll 	nsObserverService::NotifyObservers(nsISupports*, char const*, char16_t const*) 	xpcom/ds/nsObserverService.cpp:281
8 	xul.dll 	WindowDestroyedEvent::Run() 	dom/base/nsGlobalWindow.cpp:9629
9 	xul.dll 	mozilla::SchedulerGroup::Runnable::Run() 	xpcom/threads/SchedulerGroup.cpp:359
10 	xul.dll 	nsThread::ProcessNextEvent(bool, bool*) 	xpcom/threads/nsThread.cpp:1321
11 	xul.dll 	mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) 	ipc/glue/MessagePump.cpp:96
12 	xul.dll 	mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) 	ipc/glue/MessagePump.cpp:301
13 	xul.dll 	MessageLoop::RunHandler() 	ipc/chromium/src/base/message_loop.cc:231
14 	xul.dll 	MessageLoop::Run() 	ipc/chromium/src/base/message_loop.cc:211
15 	xul.dll 	nsBaseAppShell::Run() 	widget/nsBaseAppShell.cpp:156
16 	xul.dll 	nsAppShell::Run() 	widget/windows/nsAppShell.cpp:271
17 	xul.dll 	XRE_RunAppShell() 	toolkit/xre/nsEmbedFunctions.cpp:896
18 	xul.dll 	mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) 	ipc/glue/MessagePump.cpp:269
19 	xul.dll 	MessageLoop::RunHandler() 	ipc/chromium/src/base/message_loop.cc:231
20 	xul.dll 	MessageLoop::Run() 	ipc/chromium/src/base/message_loop.cc:211
21 	xul.dll 	XRE_InitChildProcess(int, char** const, XREChildData const*) 	toolkit/xre/nsEmbedFunctions.cpp:712
22 	xul.dll 	mozilla::BootstrapImpl::XRE_InitChildProcess(int, char** const, XREChildData const*) 	toolkit/xre/Bootstrap.cpp:65
23 	firefox.exe 	content_process_main(mozilla::Bootstrap*, int, char** const) 	ipc/contentproc/plugin-container.cpp:64
24 	firefox.exe 	wmain 	toolkit/xre/nsWindowsWMain.cpp:115
25 	firefox.exe 	__scrt_common_main_seh 	f:/dd/vctools/crt/vcstartup/src/startup/exe_common.inl:253
26 	kernel32.dll 	BaseThreadInitThunk 	
27 	ntdll.dll 	__RtlUserThreadStart 	
28 	ntdll.dll 	_RtlUserThreadStart

Comment 1

[:kip (Kearwood Gilbert)]

This may be related to Bug 1321275.

Comment 2

[:kip (Kearwood Gilbert)]

This crash can be reproduced by killing the GPU process while a WebVR session is active then closing the tab with WebVR content without exiting the VR presentation.

The patch for Bug 1321275 will fix this issue as well.

Comment 3

[:kip (Kearwood Gilbert)]

Bug 1321275 has landed; this should be fixed now.