Webkit crash on loading SVG.JS

Crashed Thread:  0  Dispatch queue: com.apple.main-thread

Exception Type:  EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: EXC_I386_GPFLT

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   org.qt-project.QtWebKit       	0x000000010fc2ad4a operationRegExpTest + 122
1   ???                           	0x00002572e5d4f806 0 + 41175412439046
2   org.qt-project.QtWebKit       	0x000000010fcc6c85 JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) + 4853
3   org.qt-project.QtWebKit       	0x000000010fddcbf3 JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) + 707
4   org.qt-project.QtWebKit       	0x000000010ec62ff0 WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) + 320
5   org.qt-project.QtWebKit       	0x000000010ec63239 WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) + 41
6   org.qt-project.QtWebKit       	0x000000010fa5b388 WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) + 488
7   org.qt-project.QtWebKit       	0x000000010fa59d46 WebCore::ScriptElement::prepareScript(WTF::TextPosition const&, WebCore::ScriptElement::LegacyTypeSupport) + 982
8   org.qt-project.QtWebKit       	0x000000010ed24ecb WebCore::HTMLScriptRunner::runScript(WebCore::Element*, WTF::TextPosition const&) + 347
9   org.qt-project.QtWebKit       	0x000000010ed24d20 WebCore::HTMLScriptRunner::execute(WTF::PassRefPtr<WebCore::Element>, WTF::TextPosition const&) + 48
10  org.qt-project.QtWebKit       	0x000000010ed18b44 WebCore::HTMLDocumentParser::runScriptsForPausedTreeBuilder() + 84
11  org.qt-project.QtWebKit       	0x000000010ed18bdd WebCore::HTMLDocumentParser::canTakeNextToken(WebCore::HTMLDocumentParser::SynchronousMode, WebCore::PumpSession&) + 93
12  org.qt-project.QtWebKit       	0x000000010ed18862 WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode) + 418
13  org.qt-project.QtWebKit       	0x000000010ed19656 WebCore::HTMLDocumentParser::resumeParsingAfterScriptExecution() + 118
14  org.qt-project.QtWebKit       	0x000000010ed19827 WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*) + 87
15  org.qt-project.QtWebKit       	0x000000010ed640ea WebCore::CachedResource::checkNotify() + 186
16  org.qt-project.QtWebKit       	0x000000010edb566c WebCore::SubresourceLoader::didFinishLoading(double) + 140
17  org.qt-project.QtWebKit       	0x000000010ef837cb WebCore::QNetworkReplyHandler::finish() + 267
18  org.qt-project.QtWebKit       	0x000000010ef81e82 WebCore::QNetworkReplyHandlerCallQueue::flush() + 226
19  org.qt-project.QtWebKit       	0x000000010ef85706 WebCore::QNetworkReplyWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) + 70
20  org.qt-project.QtCore         	0x000000010e7135cb QMetaObject::activate(QObject*, int, int, void**) + 2987
21  org.qt-project.QtNetwork      	0x00000001110bb249 QNetworkReplyHttpImplPrivate::finished() + 1161
22  org.qt-project.QtNetwork      	0x000000011114776e QNetworkReplyHttpImpl::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) + 1758
23  org.qt-project.QtCore         	0x000000010e70c1b3 QObject::event(QEvent*) + 755
24  org.qt-project.QtWidgets      	0x000000010d85ebbb QApplicationPrivate::notify_helper(QObject*, QEvent*) + 251
25  org.qt-project.QtWidgets      	0x000000010d861ed8 QApplication::notify(QObject*, QEvent*) + 8136
26  org.qt-project.QtCore         	0x000000010e6e187b QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) + 971
27  libqcocoa.dylib               	0x0000000113e07b8e QCocoaEventDispatcherPrivate::processPostedEvents() + 190
28  libqcocoa.dylib               	0x0000000113e08411 QCocoaEventDispatcherPrivate::postedEventsSourceCallback(void*) + 33
29  com.apple.CoreFoundation      	0x00007fff96dd55b1 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
30  com.apple.CoreFoundation      	0x00007fff96dc6c62 __CFRunLoopDoSources0 + 242
31  com.apple.CoreFoundation      	0x00007fff96dc63ef __CFRunLoopRun + 831
32  com.apple.CoreFoundation      	0x00007fff96dc5e75 CFRunLoopRunSpecific + 309
33  com.apple.HIToolbox           	0x00007fff93047a0d RunCurrentEventLoopInMode + 226
34  com.apple.HIToolbox           	0x00007fff930477b7 ReceiveNextEventCommon + 479
35  com.apple.HIToolbox           	0x00007fff930475bc _BlockUntilNextEventMatchingListInModeWithFilter + 65
36  com.apple.AppKit              	0x00007fff94e0524e _DPSNextEvent + 1434
37  com.apple.AppKit              	0x00007fff94e0489b -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 122
38  com.apple.AppKit              	0x00007fff94df899c -[NSApplication run] + 553
39  libqcocoa.dylib               	0x0000000113e072fd QCocoaEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) + 2189
40  org.qt-project.QtCore         	0x000000010e6de18d QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 381
41  org.qt-project.QtCore         	0x000000010e6e117a QCoreApplication::exec() + 346
42  com.trolltech.DemoBrowser     	0x000000010d5485ab main + 123 (main.cpp:43)
43  com.trolltech.DemoBrowser     	0x000000010d4fa134 start + 52