RESOLVED DUPLICATE of bug 88499 89610
[Lion WK2] Intermittent crashes in WebCore::toInternals causes bot redness 
https://bugs.webkit.org/show_bug.cgi?id=89610
Summary [Lion WK2] Intermittent crashes in WebCore::toInternals causes bot redness
Jon Lee
Reported 2012-06-20 16:10:05 PDT
Crashed Thread: 0 Dispatch queue: com.apple.main-thread Exception Type: EXC_BAD_ACCESS (SIGSEGV) Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000 Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 libWebCoreTestSupport.dylib 0x000000010d126894 WebCore::toInternals(JSC::JSValue) + 52 (JSCell.h:197) 1 libWebCoreTestSupport.dylib 0x000000010d12c039 WebCoreTestSupport::resetInternalsObject(OpaqueJSContext const*) + 73 (WebCoreTestSupport.cpp:55) 2 WebKitTestRunnerInjectedBundle 0x000000010d0a5a0f WTR::InjectedBundle::done() + 317 (InjectedBundle.cpp:257) 3 com.apple.CoreFoundation 0x00007fff9a599c24 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20 4 com.apple.CoreFoundation 0x00007fff9a599776 __CFRunLoopDoTimer + 534 5 com.apple.CoreFoundation 0x00007fff9a57a001 __CFRunLoopRun + 1617 6 com.apple.CoreFoundation 0x00007fff9a579676 CFRunLoopRunSpecific + 230 7 com.apple.HIToolbox 0x00007fff9a21831f RunCurrentEventLoopInMode + 277 8 com.apple.HIToolbox 0x00007fff9a21f5c9 ReceiveNextEventCommon + 355 9 com.apple.HIToolbox 0x00007fff9a21f456 BlockUntilNextEventMatchingListInMode + 62 10 com.apple.AppKit 0x00007fff93fcaf5d _DPSNextEvent + 659 11 com.apple.AppKit 0x00007fff93fca861 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 135 12 com.apple.AppKit 0x00007fff93fc719d -[NSApplication run] + 470 13 com.apple.WebCore 0x000000010a301e13 WebCore::RunLoop::run() + 67 (RunLoopMac.mm:36) 14 com.apple.WebKit2 0x00000001090c4a5c WebKit::WebProcessMain(WebKit::CommandLine const&) + 2516 (WebProcessMainMac.mm:183) 15 com.apple.WebKit2 0x000000010907744d WebKitMain + 285 (WebKitMain.cpp:50) 16 com.apple.WebProcess 0x0000000108fa4e5f main + 219 17 com.apple.WebProcess 0x0000000108fa4d7c start + 52
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Radar WebKit Bug Importer
Comment 1 2012-06-20 16:11:09 PDT
<rdar://problem/11713916>
Alexey Proskuryakov
Comment 2 2012-06-22 09:42:43 PDT
This crash means that window.internals is somehow null when we try to reset it.
Hajime Morrita
Comment 3 2012-06-24 18:54:44 PDT
> This crash means that window.internals is somehow null when we try to reset it. Hmm yes it looks. Bug 88499 will fix this.
Simon Fraser (smfr)
Comment 4 2012-09-18 16:01:47 PDT
*** This bug has been marked as a duplicate of bug 88499 ***
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