Created attachment 392472 [details] replaced-intrinsic-width-simple-crash-log fast/layoutformattingcontext/block-only/replaced-intrinsic-width-simple.html Description: This test is crashing on wk2 Debug. This appears to be a regression associated with r257840. History: https://results.webkit.org/?suite=layout-tests&test=fast%2Flayoutformattingcontext%2Fblock-only%2Freplaced-intrinsic-width-simple.html&style=debug&flavor=gpuprocess&flavor=wk2&platform=mac&limit=50000 Crash log; Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.JavaScriptCore 0x00000002293a2e0e WTFCrash + 14 (Assertions.cpp:305) 1 com.apple.WebCore 0x000000020c934deb WTFCrashWithInfo(int, char const*, char const*, int) + 27 2 com.apple.WebCore 0x000000020fc1a503 WebCore::Layout::LayoutContext::verifyAndOutputMismatchingLayoutTree(WebCore::Layout::LayoutState const&, WebCore::RenderView const&) + 275 3 com.apple.WebCore 0x000000020ff9025d WebCore::FrameViewLayoutContext::layoutUsingFormattingContext() + 861 (FrameViewLayoutContext.cpp:96) 4 com.apple.WebCore 0x000000020ff91477 WebCore::FrameViewLayoutContext::layout() + 2135 (FrameViewLayoutContext.cpp:254) 5 com.apple.WebCore 0x000000020f17d3df WebCore::Document::implicitClose() + 1023 (Document.cpp:3064) 6 com.apple.WebCore 0x000000020fd2a2eb WebCore::FrameLoader::checkCallImplicitClose() + 155 (FrameLoader.cpp:965) 7 com.apple.WebCore 0x000000020fd29dca WebCore::FrameLoader::checkCompleted() + 442 (FrameLoader.cpp:905) 8 com.apple.WebCore 0x000000020fd29e4d WebCore::FrameLoader::loadDone(WebCore::LoadCompletionType) + 45 (FrameLoader.cpp:828) 9 com.apple.WebCore 0x000000020fe4f0b1 WebCore::CachedResourceLoader::loadDone(WebCore::LoadCompletionType, bool) + 225 (CachedResourceLoader.cpp:1348) 10 com.apple.WebCore 0x000000020fdc615d WebCore::SubresourceLoader::notifyDone(WebCore::LoadCompletionType) + 125 (SubresourceLoader.cpp:830) 11 com.apple.WebCore 0x000000020fdc2a1c WebCore::SubresourceLoader::didFinishLoading(WebCore::NetworkLoadMetrics const&) + 2508 (SubresourceLoader.cpp:730) 12 com.apple.WebKit 0x0000000201475f17 WebKit::WebResourceLoader::didFinishResourceLoad(WebCore::NetworkLoadMetrics const&) + 775 13 com.apple.WebKit 0x0000000201abb31a void IPC::callMemberFunctionImpl<WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&), std::__1::tuple<WebCore::NetworkLoadMetrics>, 0ul>(WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&), std::__1::tuple<WebCore::NetworkLoadMetrics>&&, std::__1::integer_sequence<unsigned long, 0ul>) + 154 (HandleMessage.h:42) 14 com.apple.WebKit 0x0000000201abb250 void IPC::callMemberFunction<WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&), std::__1::tuple<WebCore::NetworkLoadMetrics>, std::__1::integer_sequence<unsigned long, 0ul> >(std::__1::tuple<WebCore::NetworkLoadMetrics>&&, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&)) + 112 (HandleMessage.h:48) 15 com.apple.WebKit 0x0000000201ab886b void IPC::handleMessage<Messages::WebResourceLoader::DidFinishResourceLoad, WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&)>(IPC::Decoder&, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&)) + 283 (HandleMessage.h:115) 16 com.apple.WebKit 0x0000000201ab7d8a WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::Decoder&) + 826 (WebResourceLoaderMessageReceiver.cpp:70) 17 com.apple.WebKit 0x0000000201468ca6 WebKit::NetworkProcessConnection::didReceiveMessage(IPC::Connection&, IPC::Decoder&) + 166 (NetworkProcessConnection.cpp:90) 18 com.apple.WebKit 0x0000000200072c79 IPC::Connection::dispatchMessage(IPC::Decoder&) + 473 (Connection.cpp:1009) 19 com.apple.WebKit 0x00000002000735e1 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) + 577 20 com.apple.WebKit 0x0000000200073ca3 IPC::Connection::dispatchOneIncomingMessage() + 211 (Connection.cpp:1146) 21 com.apple.WebKit 0x0000000200092c8b IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_7::operator()() + 91 (Connection.cpp:986) 22 com.apple.WebKit 0x0000000200092ba9 WTF::Detail::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_7, void>::call() + 25 (Function.h:52) 23 com.apple.JavaScriptCore 0x00000002293cd23a WTF::Function<void ()>::operator()() const + 138 (Function.h:84) 24 com.apple.JavaScriptCore 0x0000000229443cf8 WTF::RunLoop::performWork() + 280 (RunLoop.cpp:120) 25 com.apple.JavaScriptCore 0x00000002294453ae WTF::RunLoop::performWork(void*) + 30 (RunLoopCF.cpp:39) 26 com.apple.CoreFoundation 0x00007fff30f17b21 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17 27 com.apple.CoreFoundation 0x00007fff30f17ac0 __CFRunLoopDoSource0 + 103 28 com.apple.CoreFoundation 0x00007fff30f178d4 __CFRunLoopDoSources0 + 209 29 com.apple.CoreFoundation 0x00007fff30f16740 __CFRunLoopRun + 1272 30 com.apple.CoreFoundation 0x00007fff30f15bd3 CFRunLoopRunSpecific + 499 31 com.apple.Foundation 0x00007fff335b91a8 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 212 32 com.apple.Foundation 0x00007fff3366cd8b -[NSRunLoop(NSRunLoop) run] + 76 33 libxpc.dylib 0x00007fff6880a0e1 _xpc_objc_main.cold.4 + 49 34 libxpc.dylib 0x00007fff6880a027 _xpc_objc_main + 559 35 libxpc.dylib 0x00007fff68809b5a xpc_main + 377 36 com.apple.WebKit 0x000000020084340e WebKit::XPCServiceMain(int, char const**) + 1278 (XPCServiceMain.mm:164) 37 com.apple.WebKit 0x0000000201b6c58b WKXPCServiceMain + 27 (WKMain.mm:33) 38 com.apple.WebKit.WebContent 0x00000001031ccec2 main + 34 (AuxiliaryProcessMain.cpp:30) 39 libdyld.dylib 0x00007fff685bb7fd start + 1