[Webkit-unassigned] [Bug 193664] New: [WinCairo][WebKitTestRunner] Null dereference of GraphicsContext::m_data in GraphicsContext::releaseWindowsContext
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Tue Jan 22 00:23:15 PST 2019
https://bugs.webkit.org/show_bug.cgi?id=193664
Bug ID: 193664
Summary: [WinCairo][WebKitTestRunner] Null dereference of
GraphicsContext::m_data in
GraphicsContext::releaseWindowsContext
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: Tools / Tests
Assignee: webkit-unassigned at lists.webkit.org
Reporter: Hironori.Fujii at sony.com
CC: lforschler at apple.com
[WinCairo][WebKitTestRunner] Null dereference of GraphicsContext::m_data in GraphicsContext::releaseWindowsContext
Some test cases are failing.
> python ./Tools/Scripts/run-webkit-tests --debug --no-new-test-results --no-retry-failures --64-bit --no-timeout fast/dom/HTMLMeterElement/meter-element-form.html
m_data of GraphicsContext was null.
> WebKit2.dll!WebCore::GraphicsContextPlatformPrivate::restore() Line 161 C++
> WebKit2.dll!WebCore::GraphicsContext::releaseWindowsContext(HDC__ * hdc, const WebCore::IntRect & dstRect, bool supportAlphaBlend) Line 133 C++
> WebKit2.dll!WebCore::LocalWindowsContext::~LocalWindowsContext() Line 47 C++
> WebKit2.dll!WebCore::drawControl(WebCore::GraphicsContext & context, const WebCore::RenderObject & o, void * theme, const WebCore::ThemeData & themeData, const WebCore::IntRect & r) Line 678 C++
> WebKit2.dll!WebCore::RenderThemeWin::paintMeter(const WebCore::RenderObject & renderObject, const WebCore::PaintInfo & paintInfo, const WebCore::IntRect & rect) Line 1147 C++
> WebKit2.dll!WebCore::RenderTheme::paint(const WebCore::RenderBox & box, WebCore::ControlStates & controlStates, const WebCore::PaintInfo & paintInfo, const WebCore::LayoutRect & rect) Line 356 C++
> WebKit2.dll!WebCore::RenderBox::paintBoxDecorations(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1333 C++
> WebKit2.dll!WebCore::RenderBlock::paintObject(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1226 C++
> WebKit2.dll!WebCore::RenderBlock::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1106 C++
> WebKit2.dll!WebCore::paintPhase(WebCore::RenderElement & element, WebCore::PaintPhase phase, WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & childPoint) Line 977 C++
> WebKit2.dll!WebCore::RenderElement::paintAsInlineBlock(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & childPoint) Line 989 C++
> WebKit2.dll!WebCore::InlineElementBox::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::LayoutUnit, WebCore::LayoutUnit) Line 82 C++
> WebKit2.dll!WebCore::InlineFlowBox::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::LayoutUnit lineTop, WebCore::LayoutUnit lineBottom) Line 1218 C++
> WebKit2.dll!WebCore::RootInlineBox::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::LayoutUnit lineTop, WebCore::LayoutUnit lineBottom) Line 169 C++
> WebKit2.dll!WebCore::RenderLineBoxList::paint(WebCore::RenderBoxModelObject * renderer, WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 262 C++
> WebKit2.dll!WebCore::RenderBlockFlow::paintInlineChildren(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 3485 C++
> WebKit2.dll!WebCore::RenderBlock::paintContents(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1126 C++
> WebKit2.dll!WebCore::RenderBlock::paintObject(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1266 C++
> WebKit2.dll!WebCore::RenderBlock::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1106 C++
> WebKit2.dll!WebCore::RenderBlock::paintChild(WebCore::RenderBox & child, WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::PaintInfo & paintInfoForChild, bool usePrintRect, WebCore::RenderBlock::PaintBlockType paintType) Line 1183 C++
> WebKit2.dll!WebCore::RenderBlock::paintChildren(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::PaintInfo & paintInfoForChild, bool usePrintRect) Line 1146 C++
> WebKit2.dll!WebCore::RenderBlock::paintContents(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1141 C++
> WebKit2.dll!WebCore::RenderBlock::paintObject(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1266 C++
> WebKit2.dll!WebCore::RenderBlock::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1106 C++
> WebKit2.dll!WebCore::RenderBlock::paintChild(WebCore::RenderBox & child, WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::PaintInfo & paintInfoForChild, bool usePrintRect, WebCore::RenderBlock::PaintBlockType paintType) Line 1183 C++
> WebKit2.dll!WebCore::RenderBlock::paintChildren(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset, WebCore::PaintInfo & paintInfoForChild, bool usePrintRect) Line 1146 C++
> WebKit2.dll!WebCore::RenderBlock::paintContents(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1141 C++
> WebKit2.dll!WebCore::RenderBlock::paintObject(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1266 C++
> WebKit2.dll!WebCore::RenderBlock::paint(WebCore::PaintInfo & paintInfo, const WebCore::LayoutPoint & paintOffset) Line 1106 C++
> WebKit2.dll!WebCore::RenderLayer::paintForegroundForFragmentsWithPhase(WebCore::PaintPhase phase, const WTF::Vector<WebCore::LayerFragment,1,WTF::CrashOnOverflow,16> & layerFragments, WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & localPaintingInfo, WTF::OptionSet<WebCore::PaintBehavior> paintBehavior, WebCore::RenderObject * subtreePaintRootForRenderer) Line 4762 C++
> WebKit2.dll!WebCore::RenderLayer::paintForegroundForFragments(const WTF::Vector<WebCore::LayerFragment,1,WTF::CrashOnOverflow,16> & layerFragments, WebCore::GraphicsContext & context, WebCore::GraphicsContext & contextForTransparencyLayer, const WebCore::LayoutRect & transparencyPaintDirtyRect, bool haveTransparency, const WebCore::RenderLayer::LayerPaintingInfo & localPaintingInfo, WTF::OptionSet<WebCore::PaintBehavior> paintBehavior, WebCore::RenderObject * subtreePaintRootForRenderer) Line 4738 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4348 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4035 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayer(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4018 C++
> WebKit2.dll!WebCore::RenderLayer::paintList(WebCore::RenderLayer::LayerList layerIterator, WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4461 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4361 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4035 C++
> WebKit2.dll!WebCore::RenderLayer::paintLayer(WebCore::GraphicsContext & context, const WebCore::RenderLayer::LayerPaintingInfo & paintingInfo, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags) Line 4018 C++
> WebKit2.dll!WebCore::RenderLayer::paint(WebCore::GraphicsContext & context, const WebCore::LayoutRect & damageRect, const WebCore::LayoutSize & subpixelOffset, WTF::OptionSet<WebCore::PaintBehavior> paintBehavior, WebCore::RenderObject * subtreePaintRoot, WTF::OptionSet<WebCore::RenderLayer::PaintLayerFlag> paintFlags, WebCore::RenderLayer::SecurityOriginPaintPolicy paintPolicy) Line 3835 C++
> WebKit2.dll!WebCore::FrameView::paintContents(WebCore::GraphicsContext & context, const WebCore::IntRect & dirtyRect, WebCore::Widget::SecurityOriginPaintPolicy securityOriginPaintPolicy) Line 4237 C++
> WebKit2.dll!WebCore::ScrollView::paint(WebCore::GraphicsContext & context, const WebCore::IntRect & rect, WebCore::Widget::SecurityOriginPaintPolicy securityOriginPaintPolicy) Line 1204 C++
> WebKit2.dll!WebKit::WebPage::drawRect(WebCore::GraphicsContext & graphicsContext, const WebCore::IntRect & rect) Line 1642 C++
> WebKit2.dll!WebKit::DrawingAreaImpl::display(WebKit::UpdateInfo & updateInfo) Line 454 C++
> WebKit2.dll!WebKit::DrawingAreaImpl::display() Line 364 C++
> WebKit2.dll!WebKit::DrawingAreaImpl::forceRepaint() Line 169 C++
> WebKit2.dll!WebKit::WebPage::forceRepaintWithoutCallback() Line 3359 C++
> WebKit2.dll!WKBundlePageForceRepaint(const OpaqueWKBundlePage * page) Line 514 C++
> TestRunnerInjectedBundle.dll!WTR::InjectedBundlePage::dump() Line 899 C++
> TestRunnerInjectedBundle.dll!WTR::InjectedBundlePage::frameDidChangeLocation(const OpaqueWKBundleFrame * frame) Line 1980 C++
> TestRunnerInjectedBundle.dll!WTR::InjectedBundlePage::didFinishLoadForFrame(const OpaqueWKBundleFrame * frame) Line 973 C++
> TestRunnerInjectedBundle.dll!WTR::InjectedBundlePage::didFinishLoadForFrame(const OpaqueWKBundlePage * page, const OpaqueWKBundleFrame * frame, const void * *, const void * clientInfo) Line 590 C++
> WebKit2.dll!WebKit::InjectedBundlePageLoaderClient::didFinishLoadForFrame(WebKit::WebPage & page, WebKit::WebFrame & frame, WTF::RefPtr<API::Object,WTF::DumbPtrTraits<API::Object> > & userData) Line 141 C++
> WebKit2.dll!WebKit::WebFrameLoaderClient::dispatchDidFinishLoad() Line 615 C++
> WebKit2.dll!WebCore::FrameLoader::checkLoadCompleteForThisFrame() Line 2540 C++
> WebKit2.dll!WebCore::FrameLoader::checkLoadComplete() Line 2684 C++
> WebKit2.dll!WebCore::DocumentLoader::finishedLoading() Line 455 C++
> WebKit2.dll!WebCore::DocumentLoader::notifyFinished(WebCore::CachedResource & resource) Line 392 C++
> WebKit2.dll!WebCore::CachedResource::checkNotify() Line 357 C++
> WebKit2.dll!WebCore::CachedResource::finishLoading(WebCore::SharedBuffer *) Line 375 C++
> WebKit2.dll!WebCore::CachedRawResource::finishLoading(WebCore::SharedBuffer * data) Line 121 C++
> WebKit2.dll!WebCore::SubresourceLoader::didFinishLoading(const WebCore::NetworkLoadMetrics & networkLoadMetrics) Line 656 C++
> WebKit2.dll!WebKit::WebResourceLoader::didFinishResourceLoad(const WebCore::NetworkLoadMetrics & networkLoadMetrics) Line 164 C++
> WebKit2.dll!IPC::callMemberFunctionImpl<WebKit::WebResourceLoader,void (WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &),std::tuple<WebCore::NetworkLoadMetrics>,0>(WebKit::WebResourceLoader * object, void(WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &) function, std::tuple<WebCore::NetworkLoadMetrics> && args, std::integer_sequence<unsigned long long,0>) Line 42 C++
> WebKit2.dll!IPC::callMemberFunction<WebKit::WebResourceLoader,void (WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &),std::tuple<WebCore::NetworkLoadMetrics>,std::integer_sequence<unsigned long long,0> >(std::tuple<WebCore::NetworkLoadMetrics> && args, WebKit::WebResourceLoader * object, void(WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &) function) Line 47 C++
> WebKit2.dll!IPC::handleMessage<Messages::WebResourceLoader::DidFinishResourceLoad,WebKit::WebResourceLoader,void (WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &)>(IPC::Decoder & decoder, WebKit::WebResourceLoader * object, void(WebKit::WebResourceLoader::*)(const WebCore::NetworkLoadMetrics &) function) Line 134 C++
> WebKit2.dll!WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection & connection, IPC::Decoder & decoder) Line 65 C++
> WebKit2.dll!WebKit::NetworkProcessConnection::didReceiveMessage(IPC::Connection & connection, IPC::Decoder & decoder) Line 79 C++
> WebKit2.dll!IPC::Connection::dispatchMessage(IPC::Decoder & decoder) Line 979 C++
> WebKit2.dll!IPC::Connection::dispatchMessage(std::unique_ptr<IPC::Decoder,std::default_delete<IPC::Decoder> > message) Line 1007 C++
> WebKit2.dll!IPC::Connection::dispatchOneIncomingMessage() Line 1075 C++
> WebKit2.dll!IPC::Connection::enqueueIncomingMessage::<unnamed-tag>::operator()() Line 957 C++
> WebKit2.dll!WTF::Function<void ()>::CallableWrapper<`lambda at ..\..\Source\WebKit\Platform\IPC\Connection.cpp:952:30'>::call() Line 101 C++
> WTF.dll!WTF::Function<void ()>::operator()() Line 56 C++
> WTF.dll!WTF::RunLoop::performWork() Line 107 C++
> WTF.dll!WTF::RunLoop::wndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 57 C++
> WTF.dll!WTF::RunLoop::RunLoopWndProc(HWND__ * hWnd, unsigned int message, unsigned __int64 wParam, __int64 lParam) Line 39 C++
> [External Code]
> WTF.dll!WTF::RunLoop::run() Line 69 C++
> WebKit2.dll!WebKit::ChildProcessMain<WebKit::WebProcess,WebKit::WebProcessMain>(int argc, char * * argv) Line 62 C++
> WebKit2.dll!WebKit::WebProcessMainWin(int argc, char * * argv) Line 45 C++
> WebKitWebProcess.exe!main(int argc, char * * argv) Line 33 C++
> [External Code]
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