webaudio/webaudio-gc.html is a flaky crash. e.g.: Sample builds: https://ews-build.webkit.org/#/builders/32/builds/3072 https://ews-build.webkit.org/#/builders/32/builds/3063 Sample Results: https://ews-build.webkit.org/results/macOS-Mojave-Debug-WK1-Tests-EWS/r390930-3063/results.html https://build.webkit.org/results/Apple%20Mojave%20Debug%20WK2%20(Tests)/r256851%20(7628)/results.html Crash logs: https://ews-build.webkit.org/results/macOS-Mojave-Debug-WK1-Tests-EWS/r390930-3063/webaudio/webaudio-gc-crash-log.txt https://build.webkit.org/results/Apple%20Mojave%20Debug%20WK2%20(Tests)/r256851%20(7628)/webaudio/webaudio-gc-crash-log.txt
From https://ews-build.webkit.org/results/macOS-Mojave-Debug-WK1-Tests-EWS/r390930-3063/webaudio/webaudio-gc-crash-log.txt Termination Signal: Segmentation fault: 11 Application Specific Information: CRASHING TEST: webaudio/webaudio-gc.html Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.JavaScriptCore 0x0000000108a0b260 WTFCrash + 16 (Assertions.cpp:305) 1 com.apple.WebCore 0x000000011aad3dbb WTFCrashWithInfo(int, char const*, char const*, int) + 27 2 com.apple.WebCore 0x000000011c8b18bc WebCore::AudioContext::~AudioContext() + 652 3 com.apple.WebCore 0x000000011c9286d5 WebCore::OfflineAudioContext::~OfflineAudioContext() + 21 4 com.apple.WebCore 0x000000011c928505 WebCore::OfflineAudioContext::~OfflineAudioContext() + 21 5 com.apple.WebCore 0x000000011c928529 WebCore::OfflineAudioContext::~OfflineAudioContext() + 25 6 com.apple.WebCore 0x000000011b04bc82 WTF::ThreadSafeRefCounted<WebCore::AudioContext, (WTF::DestructionThread)0>::deref() const::'lambda'()::operator()() const + 50 7 com.apple.WebCore 0x000000011b04bc3d WTF::ThreadSafeRefCounted<WebCore::AudioContext, (WTF::DestructionThread)0>::deref() const + 61 8 com.apple.WebCore 0x000000011c8ba699 WebCore::AudioContext::derefEventTarget() + 25 9 com.apple.WebCore 0x000000011afaa326 WebCore::EventTarget::deref() + 22 10 com.apple.WebCore 0x000000011b44664e void WTF::derefIfNotNull<WebCore::EventTarget>(WebCore::EventTarget*) + 46 11 com.apple.WebCore 0x000000011b446619 WTF::RefPtr<WebCore::EventTarget, WTF::DumbPtrTraits<WebCore::EventTarget> >::~RefPtr() + 41 12 com.apple.WebCore 0x000000011b4465c5 WTF::RefPtr<WebCore::EventTarget, WTF::DumbPtrTraits<WebCore::EventTarget> >::~RefPtr() + 21 13 com.apple.WebCore 0x000000011d410e71 WebCore::Event::~Event() + 65 From https://build.webkit.org/results/Apple%20Mojave%20Debug%20WK2%20(Tests)/r256851%20(7628)/webaudio/webaudio-gc-crash-log.txt: ASSERTION FAILED: m_finishedNodes.isEmpty() ./Modules/webaudio/AudioContext.cpp(204) : virtual WebCore::AudioContext::~AudioContext()
*** This bug has been marked as a duplicate of bug 105870 ***