Created attachment 301786 [details] Test Load the attached test with debug WebKitTestRunner: Checked version: f7953f1 OS: Darwin-16.4.0-x86_64-i386-64bit <menu style="-webkit-column-width: 5em"> <table> <th> <a><TABLE ALIGN=LEFT></a> <input autofocus=-></input> <embed src=-> <ol></ol> </embed> </th> </TABLE> Backtrace: ASSERTION FAILED: m_flowThread->objectShouldFragmentInFlowRegion(box, this) WebKit/Source/WebCore/rendering/RenderRegion.cpp(432) : void WebCore::RenderRegion::ensureOverflowForBox(const WebCore::RenderBox *, RefPtr<WebCore::RenderOverflow> &, bool) 1 0x11fbbee51 WTFCrash 2 0x129f6489b WebCore::RenderRegion::ensureOverflowForBox(WebCore::RenderBox const*, WTF::RefPtr<WebCore::RenderOverflow>&, bool) 3 0x129f5dd3e WebCore::RenderRegion::layoutOverflowRectForBox(WebCore::RenderBox const*) 4 0x129f674a0 WebCore::RenderRegion::layoutOverflowRectForBoxForPropagation(WebCore::RenderBox const*) 5 0x129bc554a WebCore::RenderFlowThread::addRegionsOverflowFromChild(WebCore::RenderBox const*, WebCore::RenderBox const*, WebCore::LayoutSize const&) 6 0x129a73bc3 WebCore::RenderBox::addOverflowFromChild(WebCore::RenderBox const*, WebCore::LayoutSize const&) 7 0x12997314f WebCore::RenderBlockFlow::addOverflowFromFloats() 8 0x129973e9e WebCore::RenderBlockFlow::computeOverflow(WebCore::LayoutUnit, bool) 9 0x12993d3f8 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) 10 0x12a177f8e WebCore::RenderTableCell::layout() 11 0x12a19780d WebCore::RenderTableRow::layout() 12 0x125be3d9c WebCore::RenderElement::layoutIfNeeded() 13 0x12a19fd51 WebCore::RenderTableSection::layout() 14 0x125be3d9c WebCore::RenderElement::layoutIfNeeded() 15 0x12a14ed7a WebCore::RenderTable::layout() 16 0x129949be4 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) 17 0x129940350 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) 18 0x12993c528 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) 19 0x1298874f4 WebCore::RenderBlock::layout() 20 0x129949be4 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) 21 0x129940350 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) 22 0x12993c528 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) 23 0x1298874f4 WebCore::RenderBlock::layout() 24 0x129ba98dd WebCore::RenderFlowThread::layout() 25 0x129eb5b15 WebCore::RenderMultiColumnFlowThread::layout() 26 0x129993c43 WebCore::RenderBlockFlow::layoutSpecialExcludedChild(bool) 27 0x1299401b2 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) 28 0x12993c528 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) 29 0x1298874f4 WebCore::RenderBlock::layout() 30 0x129949be4 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) 31 0x129940350 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) ASAN:DEADLYSIGNAL ================================================================= ==3873==ERROR: AddressSanitizer: SEGV on unknown address 0x0000bbadbeef (pc 0x00011fbbee89 bp 0x7fff5234c850 sp 0x7fff5234c840 T0) #0 0x11fbbee88 in WTFCrash (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x3375e88) #1 0x129f6489a in WebCore::RenderRegion::ensureOverflowForBox(WebCore::RenderBox const*, WTF::RefPtr<WebCore::RenderOverflow>&, bool) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5ad289a) #2 0x129f5dd3d in WebCore::RenderRegion::layoutOverflowRectForBox(WebCore::RenderBox const*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5acbd3d) #3 0x129f6749f in WebCore::RenderRegion::layoutOverflowRectForBoxForPropagation(WebCore::RenderBox const*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5ad549f) #4 0x129bc5549 in WebCore::RenderFlowThread::addRegionsOverflowFromChild(WebCore::RenderBox const*, WebCore::RenderBox const*, WebCore::LayoutSize const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5733549) #5 0x129a73bc2 in WebCore::RenderBox::addOverflowFromChild(WebCore::RenderBox const*, WebCore::LayoutSize const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x55e1bc2) #6 0x12997314e in WebCore::RenderBlockFlow::addOverflowFromFloats() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54e114e) #7 0x129973e9d in WebCore::RenderBlockFlow::computeOverflow(WebCore::LayoutUnit, bool) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54e1e9d) #8 0x12993d3f7 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ab3f7) #9 0x12a177f8d in WebCore::RenderTableCell::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5ce5f8d) #10 0x12a19780c in WebCore::RenderTableRow::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5d0580c) #11 0x125be3d9b in WebCore::RenderElement::layoutIfNeeded() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1751d9b) #12 0x12a19fd50 in WebCore::RenderTableSection::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5d0dd50) #13 0x125be3d9b in WebCore::RenderElement::layoutIfNeeded() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1751d9b) #14 0x12a14ed79 in WebCore::RenderTable::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5cbcd79) #15 0x129949be3 in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54b7be3) #16 0x12994034f in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae34f) #17 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #18 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #19 0x129949be3 in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54b7be3) #20 0x12994034f in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae34f) #21 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #22 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #23 0x129ba98dc in WebCore::RenderFlowThread::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x57178dc) #24 0x129eb5b14 in WebCore::RenderMultiColumnFlowThread::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5a23b14) #25 0x129993c42 in WebCore::RenderBlockFlow::layoutSpecialExcludedChild(bool) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5501c42) #26 0x1299401b1 in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae1b1) #27 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #28 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #29 0x129949be3 in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54b7be3) #30 0x12994034f in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae34f) #31 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #32 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #33 0x129949be3 in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54b7be3) #34 0x12994034f in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae34f) #35 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #36 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #37 0x129949be3 in WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54b7be3) #38 0x12994034f in WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54ae34f) #39 0x12993c527 in WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x54aa527) #40 0x1298874f3 in WebCore::RenderBlock::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x53f54f3) #41 0x12a2abf05 in WebCore::RenderView::layoutContent(WebCore::LayoutState const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5e19f05) #42 0x12a2ae365 in WebCore::RenderView::layout() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5e1c365) #43 0x125f7bc2e in WebCore::FrameView::layout(bool) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ae9c2e) #44 0x12559b549 in WebCore::Document::implicitClose() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1109549) #45 0x125ee5562 in WebCore::FrameLoader::checkCallImplicitClose() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1a53562) #46 0x125ee4d5b in WebCore::FrameLoader::checkCompleted() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1a52d5b) #47 0x125ee0fa6 in WebCore::FrameLoader::finishedParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1a4efa6) #48 0x1255cba18 in WebCore::Document::finishedParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1139a18) #49 0x1262df785 in WebCore::HTMLConstructionSite::finishedParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1e4d785) #50 0x12660c2a7 in WebCore::HTMLTreeBuilder::finished() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x217a2a7) #51 0x12635931b in WebCore::HTMLDocumentParser::end() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ec731b) #52 0x126353ac6 in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ec1ac6) #53 0x12635367d in WebCore::HTMLDocumentParser::prepareToStopParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ec167d) #54 0x12635943b in WebCore::HTMLDocumentParser::attemptToEnd() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ec743b) #55 0x126359573 in WebCore::HTMLDocumentParser::finish() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ec7573) #56 0x125799aff in WebCore::DocumentWriter::end() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1307aff) #57 0x1256e0f32 in WebCore::DocumentLoader::finishedLoading(double) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x124ef32) #58 0x1256e08da in WebCore::DocumentLoader::notifyFinished(WebCore::CachedResource&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x124e8da) #59 0x124a9e7f3 in WebCore::CachedResource::checkNotify() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x60c7f3) #60 0x124a9ee83 in WebCore::CachedResource::finishLoading(WebCore::SharedBuffer*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x60ce83) #61 0x124a90a58 in WebCore::CachedRawResource::finishLoading(WebCore::SharedBuffer*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5fea58) #62 0x12acd26e2 in WebCore::SubresourceLoader::didFinishLoading(double) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x68406e2) #63 0x10f634549 in WebKit::WebResourceLoader::didFinishResourceLoad(double) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d76549) #64 0x10f64439e in void IPC::callMemberFunctionImpl<WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(double), std::__1::tuple<double>, 0ul>(WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(double), std::__1::tuple<double>&&, std::__1::integer_sequence<unsigned long, 0ul>) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d8639e) #65 0x10f644044 in void IPC::callMemberFunction<WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(double), std::__1::tuple<double>, std::__1::integer_sequence<unsigned long, 0ul> >(std::__1::tuple<double>&&, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(double)) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d86044) #66 0x10f6410f0 in void IPC::handleMessage<Messages::WebResourceLoader::DidFinishResourceLoad, WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(double)>(IPC::Decoder&, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(double)) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d830f0) #67 0x10f63f25a in WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d8125a) #68 0x10e141859 in WebKit::NetworkProcessConnection::didReceiveMessage(IPC::Connection&, IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x883859) #69 0x10daafc1a in IPC::Connection::dispatchMessage(IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f1c1a) #70 0x10da94244 in IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1d6244) #71 0x10dab0905 in IPC::Connection::dispatchOneMessage() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f2905) #72 0x10daf15ac in IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x2335ac) #73 0x10daf14d8 in WTF::Function<void ()>::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14>::call() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x2334d8) #74 0x11fc3bd20 in WTF::Function<void ()>::operator()() const (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x33f2d20) #75 0x11fc81290 in WTF::RunLoop::performWork() (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x3438290) #76 0x11fc85e21 in WTF::RunLoop::performWork(void*) (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x343ce21) #77 0x7fff8f2b3980 in __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0xa7980) #78 0x7fff8f294a7c in __CFRunLoopDoSources0 (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x88a7c) #79 0x7fff8f293f75 in __CFRunLoopRun (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x87f75) #80 0x7fff8f293973 in CFRunLoopRunSpecific (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x87973) #81 0x7fff8e81fa5b in RunCurrentEventLoopInMode (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x30a5b) #82 0x7fff8e81f890 in ReceiveNextEventCommon (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x30890) #83 0x7fff8e81f6c5 in _BlockUntilNextEventMatchingListInModeWithFilter (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x306c5) #84 0x7fff8cdc55b3 in _DPSNextEvent (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x475b3) #85 0x7fff8d53fd6a in -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x7c1d6a) #86 0x7fff8cdb9f34 in -[NSApplication run] (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x3bf34) #87 0x7fff8cd8484f in NSApplicationMain (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x684f) #88 0x7fffa4a4f8c6 in _xpc_objc_main (/usr/lib/system/libxpc.dylib+0x108c6) #89 0x7fffa4a4e2e3 in xpc_main (/usr/lib/system/libxpc.dylib+0xf2e3) #90 0x10d8a20a3 in main (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/XPCServices/com.apple.WebKit.WebContent.xpc/Contents/MacOS/com.apple.WebKit.WebContent.Development+0x1000020a3) #91 0x7fffa47eb254 in start (/usr/lib/system/libdyld.dylib+0x5254) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x3375e88) in WTFCrash ==3873==ABORTING #CRASHED - com.apple.WebKit.WebContent.Development (pid 3873) LEAK: 1 WebProcessPool LEAK: 1 WebPageProxy
Fixed in Blink with this - https://src.chromium.org/viewvc/blink?view=revision&revision=194657