Bug 292890 – [Win] Crash when running Speedometer

• Component: New Bugs
• Status: RESOLVED FIXED

[Ian Grunert]

Tested on https://commits.webkit.org/294808@main, haven't bisected yet

https://browserbench.org/Speedometer3.1/ -> click Start Test

On a debug build it hits an assert in Connection.cpp dispatchMessage

Received invalid message WebPermissionControllerProxy_Query for destination 0
SHOULD NEVER BE REACHED
S:\WebKit\Source\WebKit\Platform/IPC/Connection.cpp(1471) : void IPC::Connection::dispatchMessage(UniqueRef<Decoder>)
1   00007FFAB1D45A49 IPC::Connection::dispatchMessage
2   00007FFAB1D46024 IPC::Connection::dispatchIncomingMessages
3   00007FFAB1D4AFCB IPC::Connection::enqueueIncomingMessage::<lambda_6>::operator()
4   00007FFAB1D4AF67 WTF::Detail::CallableWrapper<`lambda at S:\WebKit\Source\WebKit\Platform\IPC\Connection.cpp:1352:31',void>::call
5   00007FFA72A5393C WTF::Function<void ()>::operator()
6   00007FFA7458F3B2 WTF::RunLoop::performWork
7   00007FFA7475A268 WTF::RunLoop::wndProc
8   00007FFA7475A173 WTF::RunLoop::RunLoopWndProc
9   00007FFB8496B643 CallWindowProcW
10  00007FFB849691CD IsWindowUnicode
11  00007FF70F179F68 wWinMain
12  00007FF70F17B5AA __scrt_common_main_seh
13  00007FFB8592E8D7 BaseThreadInitThunk
14  00007FFB862B14FC RtlUserThreadStart
Exception thrown at 0x00007FFA744FE4C5 (JavaScriptCore.dll) in MiniBrowser.exe: 0xC0000005: Access violation writing location 0x00000000BBADBEEF.

Stack trace from Visual Studio:

>	JavaScriptCore.dll!WTFCrash() Line 367	C++
 	WebKit2.dll!WTFCrashWithInfo(int, const char *, const char *, int) Line 945	C++
 	WebKit2.dll!IPC::Connection::dispatchMessage(WTF::UniqueRef<IPC::Decoder> message) Line 1474	C++
 	WebKit2.dll!IPC::Connection::dispatchIncomingMessages() Line 1571	C++
 	WebKit2.dll!IPC::Connection::enqueueIncomingMessage::<lambda_6>::operator()() Line 1354	C++
 	WebKit2.dll!WTF::Detail::CallableWrapper<`lambda at S:\WebKit\Source\WebKit\Platform\IPC\Connection.cpp:1352:31',void>::call() Line 53	C++
 	JavaScriptCore.dll!WTF::Function<void ()>::operator()() Line 82	C++
 	JavaScriptCore.dll!WTF::RunLoop::performWork() Line 148	C++
 	JavaScriptCore.dll!WTF::RunLoop::wndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 59	C++
 	JavaScriptCore.dll!WTF::RunLoop::RunLoopWndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 41	C++
 	[External Code]	
 	MiniBrowser.exe!wWinMain(HINSTANCE__ * hInstance, HINSTANCE__ *, wchar_t *, int nCmdShow) Line 89	C++
 	[External Code]

[Radar WebKit Bug Importer]

<rdar://problem/151649322>

[Ian Grunert]

Pull request: https://github.com/WebKit/WebKit/pull/50387

[EWS]

Committed 299660@main (daf2848d209d): <https://commits.webkit.org/299660@main>

Reviewed commits have been landed. Closing PR #50387 and removing active labels.