Bug 225234

Summary: ASSERTION FAILED: Unhandled message RemoteRemoteCommandListenerProxy_UpdateSupportedCommands
Product: WebKit Reporter: Peng Liu <peng.liu6>
Component: MediaAssignee: Peng Liu <peng.liu6>
Status: RESOLVED FIXED    
Severity: Normal CC: darin, eric.carlson, jer.noble, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: Safari Technology Preview   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=221985
Attachments:
Description Flags
Patch none

Description Peng Liu 2021-04-30 09:17:59 PDT 
An assertion failure happens when we run media layout tests on an iPad simulator.

stderr:
ASSERTION FAILED: Unhandled message RemoteRemoteCommandListenerProxy_UpdateSupportedCommands to 103
assertionFailureDueToUnreachableCode
/Volumes/Data/worker/ios-simulator-14-debug/build/WebKitBuild/Debug-iphonesimulator/DerivedSources/WebKit2/GPUConnectionToWebProcessMessageReceiver.cpp(132) : virtual void WebKit::GPUConnectionToWebProcess::didReceiveMessage(IPC::Connection &, IPC::Decoder &)
1   0x11efd5119 WTFCrash
2   0x1094d5c45 WebKit::GPUConnectionToWebProcess::didReceiveMessage(IPC::Connection&, IPC::Decoder&)
3   0x108d078c4 IPC::Connection::dispatchMessage(IPC::Decoder&)
4   0x108d080ac IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)
5   0x108d08700 IPC::Connection::dispatchOneIncomingMessage()
6   0x108d28bd8 IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_10::operator()()
7   0x108d28ace WTF::Detail::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_10, void>::call()
8   0x11f000f72 WTF::Function<void ()>::operator()() const
9   0x11f084295 WTF::RunLoop::performWork()
10  0x11f088b51 WTF::RunLoop::performWork(void*)
11  0x103c1837a __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
12  0x103c18272 __CFRunLoopDoSource0
13  0x103c17754 __CFRunLoopDoSources0
14  0x103c11f1f __CFRunLoopRun
15  0x103c116c6 CFRunLoopRunSpecific
16  0x1035ff7b9 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
17  0x1035ff9cd -[NSRunLoop(NSRunLoop) run]
18  0x10552c176 _xpc_objc_main
19  0x10552e115 xpc_main
20  0x1099e8c8b WebKit::XPCServiceMain(int, char const**)
21  0x10b1191ab WKXPCServiceMain
22  0x103430d52 main
23  0x1051d9409 start
LEAK: 1 WebPageProxy
Comment 1 Peng Liu 2021-04-30 12:08:11 PDT 
Created attachment 427437 [details]
Patch
Comment 2 EWS 2021-04-30 14:49:49 PDT 
Committed r276854 (237205@main): <https://commits.webkit.org/237205@main>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 427437 [details].
Comment 3 Radar WebKit Bug Importer 2021-04-30 14:50:43 PDT 
<rdar://problem/77399974>