Although the callstack is slightly different, this may be the same problem as Bug 121254. > WTF.dll!WTF::PageHeapAllocator<WTF::TCMalloc_ThreadCache>::New() Line 1107 C++ WTF.dll!WTF::TCMalloc_ThreadCache::NewHeap(unsigned long tid=5920, unsigned int entropy=0) Line 3476 C++ WTF.dll!WTF::TCMalloc_ThreadCache::CreateCacheIfNecessary() Line 3587 + 0x8 bytes C++ WTF.dll!WTF::fastMalloc(unsigned int size=512) Line 4243 + 0x33 bytes C++ WebKit.dll!WTF::VectorBufferBase<WebCore::SVGTextMetrics>::allocateBuffer(unsigned int newCapacity=21) Line 259 + 0xa bytes C++ WebKit.dll!WTF::Vector<WebCore::InspectorTimelineAgent::GCEvent,0,WTF::CrashOnOverflow>::expandCapacity(unsigned int newMinCapacity=17) Line 853 + 0x48 bytes C++ WebKit.dll!WTF::Vector<WebCore::InspectorTimelineAgent::GCEvent,0,WTF::CrashOnOverflow>::appendSlowCase<WebCore::InspectorTimelineAgent::GCEvent>(WebCore::InspectorTimelineAgent::GCEvent && value={...}) Line 1058 C++ WebKit.dll!WebCore::MediaPlayerPrivateAVFoundation::scheduleMainThreadNotification(WebCore::MediaPlayerPrivateAVFoundation::Notification notification={...}) Line 767 C++ WebKit.dll!WebCore::MediaPlayerPrivateAVFoundation::scheduleMainThreadNotification(WebCore::MediaPlayerPrivateAVFoundation::Notification::Type type=ItemPresentationSizeChanged, double time=0.00000000000000000) Line 738 C++ WebKit.dll!WebCore::AVFWrapper::notificationCallback(__CFNotificationCenter * __formal=0x02ec1548, void * observer=0x00000001, const __CFString * propertyName=0x60fc1124, const void * object=0x09d7af98, __CFNotificationCenter * __formal=0x02ec1548) Line 1437 C++ CoreFoundation.dll!__CFNotificationCenterAddObserver_block_func_0(__CFNotificationCenterAddObserver_block_impl_0 * __cself=0x00000000, objc_object * note=0x09e58df0) Line 42117 + 0x77 bytes C++ CoreFoundation.dll!___CFXNotificationPost_block_func_0(___CFXNotificationPost_block_impl_0 * __cself=0x00000000) Line 41901 + 0xa bytes C++ CoreFoundation.dll!_CFXNotificationPost(__CFNotificationCenter * nc=0x02ec1548, objc_object * note=0x000000a0, unsigned long options=1) Line 42033 C++ CoreFoundation.dll!CFNotificationCenterPostNotificationWithOptions(__CFNotificationCenter * nc=0x09e58df0, const __CFString * name=0x60fc1124, const void * object=0x09d7af98, const __CFDictionary * userInfo=0x00000000, unsigned long options=1) Line 42171 C++ CoreFoundation.dll!CFNotificationCenterPostNotification(__CFNotificationCenter * nc=0x02ec1548, const __CFString * name=0x60fc1124, const void * object=0x09d7af98, const __CFDictionary * userInfo=0x00000000, unsigned char deliverImmediately='') Line 42175 + 0x1a bytes C++ AVFoundationCF.dll!bouncer_sendNotification_callback(void * context=0x0c662b30) Line 72 C libdispatch.dll!_dispatch_continuation_pop(void * dou=0x09e5e5e0) Line 39407 + 0x9 bytes C++ libdispatch.dll!_dispatch_queue_drain(dispatch_queue_s * dq=) Line 40401 + 0x11 bytes C++ libdispatch.dll!_dispatch_queue_invoke(dispatch_queue_s * dq=0x00000008) Line 40343 + 0x15 bytes C++ 7fffffff() libdispatch.dll!6d4f33bf()
<rdar://problem/14978658>
Both tests got removed in this commit: https://github.com/WebKit/WebKit/commit/a39bd42ad87d82a3bea0fa6eac107376a973cf7c Nothing to track here. If we have similar crashes, it would be tracked in separate bug and also AppleWin port is gone.