NEW 109133
[WK2] ASSERT_NOT_REACHED in Connection::exceptionSourceEventHandler() 
https://bugs.webkit.org/show_bug.cgi?id=109133
Summary [WK2] ASSERT_NOT_REACHED in Connection::exceptionSourceEventHandler()
Alexey Proskuryakov
Reported 2013-02-06 21:56:58 PST
Bots are frequently hitting this assertion failure, e.g. twice in this run: <http://build.webkit.org/results/Apple%20MountainLion%20Debug%20WK2%20(Tests)/r142064%20(6640)/results.html>. ERROR: Failed to send message to real exception port. (ipc/send) invalid destination port (10000003) /Volumes/Data/slave/mountainlion-debug/build/Source/WebKit2/Platform/CoreIPC/mac/ConnectionMac.cpp(461) : void CoreIPC::Connection::exceptionSourceEventHandler() SHOULD NEVER BE REACHED /Volumes/Data/slave/mountainlion-debug/build/Source/WebKit2/Platform/CoreIPC/mac/ConnectionMac.cpp(462) : void CoreIPC::Connection::exceptionSourceEventHandler() 1 0x106fd9115 CoreIPC::Connection::exceptionSourceEventHandler() 2 0x106fd02f2 WTF::FunctionWrapper<void (CoreIPC::Connection::*)()>::operator()(CoreIPC::Connection*) 3 0x106fd0275 WTF::BoundFunctionImpl<WTF::FunctionWrapper<void (CoreIPC::Connection::*)()>, void (CoreIPC::Connection*)>::operator()() 4 0x106fda1e5 ___ZNK3WTF8FunctionIFvvEEcvU13block_pointerS1_Ev_block_invoke_0 5 0x7fff900220b6 _dispatch_client_callout 6 0x7fff9002429b _dispatch_source_invoke 7 0x7fff90023305 _dispatch_queue_invoke 8 0x7fff90023448 _dispatch_queue_drain 9 0x7fff900232f1 _dispatch_queue_invoke 10 0x7fff900231c3 _dispatch_worker_thread2 11 0x7fff94590cab _pthread_wqthread 12 0x7fff9457b171 start_wqthread
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Alexey Proskuryakov
Comment 1 2013-02-06 21:58:23 PST
<rdar://problem/13169390>
Alexey Proskuryakov
Comment 2 2013-02-14 22:48:18 PST
*** Bug 109890 has been marked as a duplicate of this bug. ***
Ryosuke Niwa
Comment 3 2013-02-14 22:57:17 PST
Note that I've added a test expectation in http://trac.webkit.org/changeset/142961.
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