Created attachment 470756 [details] Crash log for both tests Description: fast/webgpu/write-to-destroyed-buffer.html fast/webgpu/present-without-compute-pipeline.html are a constant crash on Monterey+ WK2 Build Url: https://build.webkit.org/#/builders/947/builds/3056 History: https://results.webkit.org/?suite=layout-tests&suite=layout-tests&test=fast%2Fwebgpu%2Fwrite-to-destroyed-buffer.html&test=fast%2Fwebgpu%2Fpresent-without-compute-pipeline.html&platform=mac&flavor=wk2&architecture=arm64 Diff/Image Diff/Crash Log: Thread 13 Crashed:: Dispatch queue: 0 com.apple.WebCore 0x118fe6680 WebCore::WebGPU::QueueImpl::writeBuffer(WebCore::WebGPU::Buffer const&, unsigned long long, std::__1::span<unsigned char const, 18446744073709551615ul>, unsigned long long, std::__1::optional<unsigned long long>) 1 com.apple.WebKit 0x1082f9e18 WebKit::RemoteQueue::didReceiveStreamMessage(IPC::StreamServerConnection&, IPC::Decoder&) 2 com.apple.WebKit 0x108ce6f04 IPC::StreamServerConnection::dispatchOutOfStreamMessage(IPC::Decoder&&) 3 com.apple.WebKit 0x108ce6130 IPC::StreamServerConnection::dispatchStreamMessages(unsigned long) 4 com.apple.WebKit 0x108ce5d9c IPC::StreamConnectionWorkQueue::processStreams() 5 com.apple.WebKit 0x108ce7834 WTF::Detail::CallableWrapper<IPC::StreamConnectionWorkQueue::startProcessingThread()::$_1, void>::call() 6 com.apple.JavaScriptCore 0x1046692f8 WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) 7 com.apple.JavaScriptCore 0x10466b59c WTF::wtfThreadEntryPoint(void*) 8 libsystem_pthread.dylib 0x1836a6f94 _pthread_start + 136 /AppleInternal/Library/BuildRoots/ce725a5f-c761-11ee-a4ec-b6ef2fd8d87b/Library/Caches/com.apple.xbs/Sources/libpthread/src/pthread.c:927 9 libsystem_pthread.dylib 0x1836a1d34 thread_start + 8
<rdar://problem/125916082>
*** This bug has been marked as a duplicate of bug 272141 ***