[Webkit-unassigned] [Bug 214241] New: [WinCairo] Crashed while destructing GLContextEGL

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=214241

            Bug ID: 214241
           Summary: [WinCairo] Crashed while destructing GLContextEGL
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Platform
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Hironori.Fujii at sony.com

[WinCairo] Crashed while destructing GLContextEGL

I observed a crash after browsing some sites and closing the MiniBroser.
I don't know how to reproduce this crash.
I was using WinCairo WK2 release r263953,

Callstack:

> atidxx64.dll!00007ffabcddfa03()	Unknown
> atiuxp64.dll!00007ffabde0c89e()	Unknown
> d3d11.dll!CResource<ID3D11Buffer>::CLS::FinalRelease()	Unknown
> d3d11.dll!TCLSWrappers<class CBuffer>::CLSDestroy(struct CBuffer::CLS *,class CContext *)	Unknown
> d3d11.dll!CLayeredObjectWithCLS<class CBuffer>::~CLayeredObjectWithCLS<class CBuffer>(void)	Unknown
> d3d11.dll!CLayeredObjectWithCLS<class CBuffer>::Release(void)	Unknown
> d3d11.dll!NDXGI::CDeviceChild<struct IDXGIResource1,struct IDXGISwapChainInternal>::FinalRelease(void)	Unknown
> d3d11.dll!CLayeredObject<NDXGI::CResource>::Release()	Unknown
> d3d11.dll!CUseCountedObject<NOutermost::CDeviceChild>::`scalar deleting destructor'()	Unknown
> d3d11.dll!CUseCountedObject<class NOutermost::CDeviceChild>::UCDestroy(void)	Unknown
> d3d11.dll!CUseCountedObject<class NOutermost::CDeviceChild>::Release(void)	Unknown
> [Inline Frame] libGLESv2.dll!rx::TypedData<ID3D11Buffer>::~TypedData() Line 362	C++
> [Inline Frame] libGLESv2.dll!std::default_delete<rx::TypedData<ID3D11Buffer>>::operator()(rx::TypedData<ID3D11Buffer> * _Ptr) Line 1758	C++
> [Inline Frame] libGLESv2.dll!std::unique_ptr<rx::TypedData<ID3D11Buffer>,std::default_delete<rx::TypedData<ID3D11Buffer>>>::reset(rx::TypedData<ID3D11Buffer> * _Ptr) Line 1908	C++
> libGLESv2.dll!rx::Resource11Base<ID3D11Buffer,UniquePtr,rx::TypedData<ID3D11Buffer>>::~Resource11Base() Line 225	C++
> libGLESv2.dll!rx::Buffer11::NativeStorage::~NativeStorage() Line 1130	C++
> [Inline Frame] libGLESv2.dll!SafeDelete(rx::Buffer11::BufferStorage * & resource) Line 100	C++
> libGLESv2.dll!rx::Buffer11::~Buffer11() Line 360	C++
> libGLESv2.dll!rx::Buffer11::~Buffer11() Line 357	C++
> [Inline Frame] libGLESv2.dll!SafeDelete(rx::BufferImpl * & resource) Line 100	C++
> libGLESv2.dll!gl::Buffer::~Buffer() Line 51	C++
> libGLESv2.dll!gl::Buffer::~Buffer() Line 50	C++
> [Inline Frame] libGLESv2.dll!angle::RefCountObject<gl::Context,angle::Result>::release(const gl::Context * context) Line 46	C++
> [Inline Frame] libGLESv2.dll!gl::ProgramPipelineManager::DeleteObject(const gl::Context * context, gl::ProgramPipeline * pipeline) Line 409	C++
> libGLESv2.dll!gl::TypedResourceManager<gl::ProgramPipeline,gl::HandleAllocator,gl::ProgramPipelineManager,gl::ProgramPipelineID>::reset(const gl::Context * context) Line 74	C++
> libGLESv2.dll!gl::ResourceManagerBase<gl::HandleAllocator>::release(const gl::Context * context) Line 59	C++
> libGLESv2.dll!gl::Context::onDestroy(const egl::Display * display) Line 571	C++
> libGLESv2.dll!egl::Display::destroyContext(const egl::Thread * thread, gl::Context * context) Line 1219	C++
> libGLESv2.dll!EGL_DestroyContext(void * dpy, void * ctx) Line 409	C++
> WebKit2.dll!WebCore::GLContextEGL::~GLContextEGL() Line 359	C++
> WebKit2.dll!WebCore::GLContextEGL::~GLContextEGL() Line 346	C++
> [Inline Frame] WebKit2.dll!std::default_delete<WebCore::GLContext>::operator()(WebCore::GLContext * _Ptr) Line 1758	C++
> [Inline Frame] WebKit2.dll!std::unique_ptr<WebCore::GLContext,std::default_delete<WebCore::GLContext>>::~unique_ptr() Line 1873	C++
> [Inline Frame] WebKit2.dll!WebCore::PlatformDisplay::~PlatformDisplay() Line 166	C++
> WebKit2.dll!WebCore::PlatformDisplayWin::~PlatformDisplayWin() Line 42	C++
> [External Code]	
> WebKit2.dll!WebKit::AuxiliaryProcess::didClose(IPC::Connection &) Line 60	C++
> WebKit2.dll!IPC::Connection::connectionDidClose() Line 856	C++
> WebKit2.dll!IPC::Connection::readEventHandler() Line 155	C++
> [Inline Frame] WTF.dll!WTF::Function<void ()>::operator()() Line 84	C++
> WTF.dll!WTF::RunLoop::performWork() Line 140	C++
> [Inline Frame] WTF.dll!WTF::RunLoop::wndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 56	C++
> WTF.dll!WTF::RunLoop::RunLoopWndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 39	C++
> [External Code]	
> WTF.dll!WTF::RunLoop::run() Line 73	C++
> [Inline Frame] WTF.dll!WTF::Function<void ()>::operator()() Line 84	C++
> WTF.dll!WTF::Thread::entryPoint(WTF::Thread::NewThreadContext * newThreadContext) Line 168	C++
> WTF.dll!WTF::wtfThreadEntryPoint(void * data) Line 153	C++
> [External Code]

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