[Webkit-unassigned] [Bug 174132] New: ASSERTION FAILED: !m_hasComputedRepaintRect || m_outlineBox == renderer().outlineBoundsForRepaint(renderer().containerForRepaint()) in WebCore::RenderLayer::updateLayerPositionsAfterScroll
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Jul 4 08:18:33 PDT 2017
https://bugs.webkit.org/show_bug.cgi?id=174132
Bug ID: 174132
Summary: ASSERTION FAILED: !m_hasComputedRepaintRect ||
m_outlineBox ==
renderer().outlineBoundsForRepaint(renderer().containe
rForRepaint()) in
WebCore::RenderLayer::updateLayerPositionsAfterScroll
Product: WebKit
Version: WebKit Local Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: Layout and Rendering
Assignee: webkit-unassigned at lists.webkit.org
Reporter: hodovan at inf.u-szeged.hu
CC: bfulgham at webkit.org, simon.fraser at apple.com,
zalan at apple.com
Created attachment 314566
--> https://bugs.webkit.org/attachment.cgi?id=314566&action=review
Test
Load the attached test with debug WebKitTestRunner:
Checked version: 52ec9f7
OS: macOS Sierra (10.12.5)
<textarea></textarea>
<br></br>
<img height="360"></a><br></br><br></br><br></br><br></br><br></br>
<select autofocus=-></select>
<legend style="position: fixed"></legend>
<TABLE style="-webkit-writing-mode: vertical-lr" height="2147483647"></TABLE>
<svg opacity="0.2"></svg>
<video>
Backtrace:
ASSERTION FAILED: !m_hasComputedRepaintRect || m_outlineBox == renderer().outlineBoundsForRepaint(renderer().containerForRepaint())
WebKit/Source/WebCore/rendering/RenderLayer.cpp(893) : void WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap *, UpdateLayerPositionsAfterScrollFlags)
1 0x134d41f11 WTFCrash
2 0x11bbc2d83 WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int)
3 0x11bbc2dc7 WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int)
4 0x11bbc2dc7 WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int)
5 0x11bbc1fcf WebCore::RenderLayer::updateLayerPositionsAfterDocumentScroll()
6 0x117b9be94 WebCore::FrameView::updateLayerPositionsAfterScrolling()
7 0x11c57da67 WebCore::ScrollView::completeUpdatesAfterScrollTo(WebCore::IntSize const&)
8 0x11c57e2f2 WebCore::ScrollView::scrollTo(WebCore::IntPoint const&)
9 0x117ba9153 WebCore::FrameView::scrollTo(WebCore::IntPoint const&)
10 0x11c57cedf WebCore::ScrollView::setScrollOffset(WebCore::IntPoint const&)
11 0x11c57cfdc non-virtual thunk to WebCore::ScrollView::setScrollOffset(WebCore::IntPoint const&)
12 0x11c47f96f WebCore::ScrollableArea::scrollPositionChanged(WebCore::IntPoint const&)
13 0x11c47f325 WebCore::ScrollableArea::notifyScrollPositionChanged(WebCore::IntPoint const&)
14 0x116241a01 WebCore::AsyncScrollingCoordinator::reconcileScrollingState(WebCore::FrameView&, WebCore::FloatPoint const&, WTF::Variant<std::optional<WebCore::FloatPoint>, std::optional<WebCore::FloatRect> > const&, bool, bool, WebCore::ScrollingLayerPositionAction)
15 0x11623f6bb WebCore::AsyncScrollingCoordinator::updateScrollPositionAfterAsyncScroll(unsigned long long, WebCore::FloatPoint const&, std::optional<WebCore::FloatPoint>, bool, WebCore::ScrollingLayerPositionAction)
16 0x11623efa1 WebCore::AsyncScrollingCoordinator::requestScrollPositionUpdate(WebCore::FrameView&, WebCore::IntPoint const&)
17 0x117b9e675 WebCore::FrameView::requestScrollPositionUpdate(WebCore::IntPoint const&)
18 0x117b9e79c non-virtual thunk to WebCore::FrameView::requestScrollPositionUpdate(WebCore::IntPoint const&)
19 0x11c57fe74 WebCore::ScrollView::setScrollPosition(WebCore::IntPoint const&)
20 0x117b9b4b3 WebCore::FrameView::setScrollPosition(WebCore::IntPoint const&)
21 0x11bbda287 WebCore::RenderLayer::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&)
22 0x11bbda470 WebCore::RenderLayer::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&)
23 0x11be2592e WebCore::RenderObject::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&)
24 0x11757817c WebCore::Element::updateFocusAppearance(WebCore::SelectionRestorationMode, WebCore::SelectionRevealMode)
25 0x11757743b WebCore::Element::focus(bool, WebCore::FocusDirection)
26 0x118039dcf WebCore::HTMLFormControlElement::didAttachRenderers()::$_1::operator()() const
27 0x118039c89 WTF::Function<void ()>::CallableWrapper<WebCore::HTMLFormControlElement::didAttachRenderers()::$_1>::call()
28 0x11604a2f1 WTF::Function<void ()>::operator()() const
29 0x11cbd726d WebCore::Style::PostResolutionCallbackDisabler::~PostResolutionCallbackDisabler()
30 0x11cbd7385 WebCore::Style::PostResolutionCallbackDisabler::~PostResolutionCallbackDisabler()
31 0x11716a61a WebCore::Document::resolveStyle(WebCore::Document::ResolveStyleType)
ASAN:DEADLYSIGNAL
=================================================================
==20115==ERROR: AddressSanitizer: SEGV on unknown address 0x0000bbadbeef (pc 0x000134d41f49 bp 0x7fff529174b0 sp 0x7fff529174a0 T0)
#0 0x134d41f48 in WTFCrash (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x3554f48)
#1 0x11bbc2d82 in WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c6ad82)
#2 0x11bbc2dc6 in WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c6adc6)
#3 0x11bbc2dc6 in WebCore::RenderLayer::updateLayerPositionsAfterScroll(WebCore::RenderGeometryMap*, unsigned int) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c6adc6)
#4 0x11bbc1fce in WebCore::RenderLayer::updateLayerPositionsAfterDocumentScroll() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c69fce)
#5 0x117b9be93 in WebCore::FrameView::updateLayerPositionsAfterScrolling() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1c43e93)
#6 0x11c57da66 in WebCore::ScrollView::completeUpdatesAfterScrollTo(WebCore::IntSize const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6625a66)
#7 0x11c57e2f1 in WebCore::ScrollView::scrollTo(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x66262f1)
#8 0x117ba9152 in WebCore::FrameView::scrollTo(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1c51152)
#9 0x11c57cede in WebCore::ScrollView::setScrollOffset(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6624ede)
#10 0x11c57cfdb in non-virtual thunk to WebCore::ScrollView::setScrollOffset(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6624fdb)
#11 0x11c47f96e in WebCore::ScrollableArea::scrollPositionChanged(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x652796e)
#12 0x11c47f324 in WebCore::ScrollableArea::notifyScrollPositionChanged(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6527324)
#13 0x116241a00 in WebCore::AsyncScrollingCoordinator::reconcileScrollingState(WebCore::FrameView&, WebCore::FloatPoint const&, WTF::Variant<std::optional<WebCore::FloatPoint>, std::optional<WebCore::FloatRect> > const&, bool, bool, WebCore::ScrollingLayerPositionAction) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2e9a00)
#14 0x11623f6ba in WebCore::AsyncScrollingCoordinator::updateScrollPositionAfterAsyncScroll(unsigned long long, WebCore::FloatPoint const&, std::optional<WebCore::FloatPoint>, bool, WebCore::ScrollingLayerPositionAction) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2e76ba)
#15 0x11623efa0 in WebCore::AsyncScrollingCoordinator::requestScrollPositionUpdate(WebCore::FrameView&, WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2e6fa0)
#16 0x117b9e674 in WebCore::FrameView::requestScrollPositionUpdate(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1c46674)
#17 0x117b9e79b in non-virtual thunk to WebCore::FrameView::requestScrollPositionUpdate(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1c4679b)
#18 0x11c57fe73 in WebCore::ScrollView::setScrollPosition(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6627e73)
#19 0x117b9b4b2 in WebCore::FrameView::setScrollPosition(WebCore::IntPoint const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1c434b2)
#20 0x11bbda286 in WebCore::RenderLayer::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c82286)
#21 0x11bbda46f in WebCore::RenderLayer::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5c8246f)
#22 0x11be2592d in WebCore::RenderObject::scrollRectToVisible(WebCore::SelectionRevealMode, WebCore::LayoutRect const&, bool, WebCore::ScrollAlignment const&, WebCore::ScrollAlignment const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x5ecd92d)
#23 0x11757817b in WebCore::Element::updateFocusAppearance(WebCore::SelectionRestorationMode, WebCore::SelectionRevealMode) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x162017b)
#24 0x11757743a in WebCore::Element::focus(bool, WebCore::FocusDirection) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x161f43a)
#25 0x118039dce in WebCore::HTMLFormControlElement::didAttachRenderers()::$_1::operator()() const (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x20e1dce)
#26 0x118039c88 in WTF::Function<void ()>::CallableWrapper<WebCore::HTMLFormControlElement::didAttachRenderers()::$_1>::call() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x20e1c88)
#27 0x11604a2f0 in WTF::Function<void ()>::operator()() const (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0xf22f0)
#28 0x11cbd726c in WebCore::Style::PostResolutionCallbackDisabler::~PostResolutionCallbackDisabler() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6c7f26c)
#29 0x11cbd7384 in WebCore::Style::PostResolutionCallbackDisabler::~PostResolutionCallbackDisabler() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6c7f384)
#30 0x11716a619 in WebCore::Document::resolveStyle(WebCore::Document::ResolveStyleType) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1212619)
#31 0x11714e8ca in WebCore::Document::updateStyleIfNeeded() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x11f68ca)
#32 0x11719deb0 in WebCore::Document::finishedParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1245eb0)
#33 0x117f54f95 in WebCore::HTMLConstructionSite::finishedParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1ffcf95)
#34 0x11826bf27 in WebCore::HTMLTreeBuilder::finished() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2313f27)
#35 0x117fcf83b in WebCore::HTMLDocumentParser::end() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x207783b)
#36 0x117fc9f06 in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2071f06)
#37 0x117fc9abd in WebCore::HTMLDocumentParser::prepareToStopParsing() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2071abd)
#38 0x117fcf95b in WebCore::HTMLDocumentParser::attemptToEnd() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x207795b)
#39 0x117fcfa97 in WebCore::HTMLDocumentParser::finish() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x2077a97)
#40 0x1173747af in WebCore::DocumentWriter::end() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x141c7af)
#41 0x1172bf696 in WebCore::DocumentLoader::finishedLoading() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1367696)
#42 0x1172bf092 in WebCore::DocumentLoader::notifyFinished(WebCore::CachedResource&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x1367092)
#43 0x1165722e3 in WebCore::CachedResource::checkNotify() (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x61a2e3)
#44 0x116572973 in WebCore::CachedResource::finishLoading(WebCore::SharedBuffer*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x61a973)
#45 0x116563401 in WebCore::CachedRawResource::finishLoading(WebCore::SharedBuffer*) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x60b401)
#46 0x11cc0b7e1 in WebCore::SubresourceLoader::didFinishLoading(WebCore::NetworkLoadMetrics const&) (WebKit/WebKitBuild/Debug/WebCore.framework/Versions/A/WebCore+0x6cb37e1)
#47 0x10f23256b in WebKit::WebResourceLoader::didFinishResourceLoad(WebCore::NetworkLoadMetrics const&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f3956b)
#48 0x10f23f2b9 in 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>) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f462b9)
#49 0x10f23eec4 in 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&)) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f45ec4)
#50 0x10f23bf68 in void IPC::handleMessage<Messages::WebResourceLoader::DidFinishResourceLoad, WebKit::WebResourceLoader, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&)>(IPC::Decoder&, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(WebCore::NetworkLoadMetrics const&)) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f42f68)
#51 0x10f23a12a in WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f4112a)
#52 0x10dbb02ac in WebKit::NetworkProcessConnection::didReceiveMessage(IPC::Connection&, IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x8b72ac)
#53 0x10d504aaa in IPC::Connection::dispatchMessage(IPC::Decoder&) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x20baaa)
#54 0x10d4e9104 in IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >) (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x1f0104)
#55 0x10d505795 in IPC::Connection::dispatchOneMessage() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x20c795)
#56 0x10d54439c in IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14::operator()() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x24b39c)
#57 0x10d5442c8 in WTF::Function<void ()>::CallableWrapper<IPC::Connection::enqueueIncomingMessage(std::__1::unique_ptr<IPC::Decoder, std::__1::default_delete<IPC::Decoder> >)::$_14>::call() (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/WebKit+0x24b2c8)
#58 0x134dcca30 in WTF::Function<void ()>::operator()() const (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x35dfa30)
#59 0x134e1b7d0 in WTF::RunLoop::performWork() (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x362e7d0)
#60 0x134e1c801 in WTF::RunLoop::performWork(void*) (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x362f801)
#61 0x7fffabc81320 in __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0xa7320)
#62 0x7fffabc6221c in __CFRunLoopDoSources0 (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x8821c)
#63 0x7fffabc61715 in __CFRunLoopRun (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x87715)
#64 0x7fffabc61113 in CFRunLoopRunSpecific (/System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation+0x87113)
#65 0x7fffab1c2ebb in RunCurrentEventLoopInMode (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x30ebb)
#66 0x7fffab1c2cf0 in ReceiveNextEventCommon (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x30cf0)
#67 0x7fffab1c2b25 in _BlockUntilNextEventMatchingListInModeWithFilter (/System/Library/Frameworks/Carbon.framework/Versions/A/Frameworks/HIToolbox.framework/Versions/A/HIToolbox+0x30b25)
#68 0x7fffa975ba53 in _DPSNextEvent (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x46a53)
#69 0x7fffa9ed77ed in -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x7c27ed)
#70 0x7fffa97503da in -[NSApplication run] (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x3b3da)
#71 0x7fffa971ae0d in NSApplicationMain (/System/Library/Frameworks/AppKit.framework/Versions/C/AppKit+0x5e0d)
#72 0x7fffc16348c6 in _xpc_objc_main (/usr/lib/system/libxpc.dylib+0x108c6)
#73 0x7fffc16332e3 in xpc_main (/usr/lib/system/libxpc.dylib+0xf2e3)
#74 0x10d2def22 in main (WebKit/WebKitBuild/Debug/WebKit.framework/Versions/A/XPCServices/com.apple.WebKit.WebContent.xpc/Contents/MacOS/com.apple.WebKit.WebContent.Development+0x100001f22)
#75 0x7fffc13db234 in start (/usr/lib/system/libdyld.dylib+0x5234)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (WebKit/WebKitBuild/Debug/JavaScriptCore.framework/Versions/A/JavaScriptCore+0x3554f48) in WTFCrash
==20115==ABORTING
#CRASHED - com.apple.WebKit.WebContent.Development (pid 20115)
LEAK: 1 WebProcessPool
LEAK: 1 WebPageProxy
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