Recurring crash in Leopard build bot for LayoutTests/fast/js/exceptions-thrown-in-callbacks.html See http://build.webkit.org/results/trunk-mac-intel-pixel/197/results.html
Here's the backtrace (I repro'ed the crash on my dev machine): Date/Time: 2008-11-11 16:42:51.872 -0800 OS Version: Mac OS X 10.5.5 (9F33) Report Version: 6 Exception Type: EXC_BAD_ACCESS (SIGBUS) Exception Codes: KERN_PROTECTION_FAILURE at 0x0000000000000000 Crashed Thread: 0 Thread 0 Crashed: 0 libSystem.B.dylib 0x92efcd9e pthread_mutex_lock + 18 1 com.apple.WebCore 0x01455061 WebCore::guidForOriginAndName(WebCore::String const&, WebCore::String const&) + 529 (Database.cpp:368) 2 com.apple.WebCore 0x01455347 WebCore::Database::Database(WebCore::Document*, WebCore::String const&, WebCore::String const&) + 375 (Database.cpp:135) 3 com.apple.WebCore 0x0145667b WebCore::Database::openDatabase(WebCore::Document*, WebCore::String const&, WebCore::String const&, WebCore::String const&, unsigned long, int&) + 123 (Database.cpp:101) 4 com.apple.WebCore 0x0144eb1f WebCore::DOMWindow::openDatabase(WebCore::String const&, WebCore::String const&, WebCore::String const&, unsigned long, int&) + 143 (DOMWindow.cpp:814) 5 com.apple.WebCore 0x015f8e88 WebCore::jsDOMWindowPrototypeFunctionOpenDatabase(JSC::ExecState*, JSC::JSObject*, JSC::JSValue*, JSC::ArgList const&) + 664 (JSDOMWindow.cpp:4230) Thread 1: 0 libSystem.B.dylib 0x92ef54a6 mach_msg_trap + 10 1 libSystem.B.dylib 0x92efcc9c mach_msg + 72 2 com.apple.CoreFoundation 0x92cc00ce CFRunLoopRunSpecific + 1790 3 com.apple.CoreFoundation 0x92cc0cf8 CFRunLoopRunInMode + 88 4 com.apple.CFNetwork 0x948aaeca CFURLCacheWorkerThread(void*) + 396 5 libSystem.B.dylib 0x92f266f5 _pthread_start + 321 6 libSystem.B.dylib 0x92f265b2 thread_start + 34 Thread 2: 0 libSystem.B.dylib 0x92ef54a6 mach_msg_trap + 10 1 libSystem.B.dylib 0x92efcc9c mach_msg + 72 2 com.apple.CoreFoundation 0x92cc00ce CFRunLoopRunSpecific + 1790 3 com.apple.CoreFoundation 0x92cc0cf8 CFRunLoopRunInMode + 88 4 com.apple.Foundation 0x913cf100 +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:] + 320 5 com.apple.Foundation 0x9136bbad -[NSThread main] + 45 6 com.apple.Foundation 0x9136b754 __NSThread__main__ + 308 7 libSystem.B.dylib 0x92f266f5 _pthread_start + 321 8 libSystem.B.dylib 0x92f265b2 thread_start + 34 Thread 3: 0 libSystem.B.dylib 0x92f455e2 select$DARWIN_EXTSN + 10 1 libSystem.B.dylib 0x92f266f5 _pthread_start + 321 2 libSystem.B.dylib 0x92f265b2 thread_start + 34 Thread 0 crashed with X86 Thread State (32-bit): eax: 0x00000000 ebx: 0x92efcd9d ecx: 0x00000000 edx: 0x00000000 edi: 0x00000000 esi: 0x17e53e10 ebp: 0xbfffde18 esp: 0xbfffdde0 ss: 0x0000001f efl: 0x00010282 eip: 0x92efcd9e cs: 0x00000017 ds: 0x0000001f es: 0x0000001f fs: 0x00000000 gs: 0x00000037 cr2: 0x00000000
Backtrace is the same as for https://bugs.webkit.org/show_bug.cgi?id=22183, so likely a dup *** This bug has been marked as a duplicate of 22183 ***