94365 2012-08-17 11:07:15 -0700 Hitting assert in RenderGeometryMap::absoluteRect() 2012-11-05 18:56:45 -0800 1 1 1 Unclassified WebKit Layout and Rendering 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 scherkus simon.fraser dimitris.apostolou simon.fraser oldest_to_newest 698498 0 scherkus 2012-08-17 11:07:15 -0700 Originally filed as http://code.google.com/p/chromium/issues/detail?id=142896 When running a test that uses player.html + tulip2.webm from http://src.chromium.org/viewvc/chrome/trunk/src/content/test/data/media/ we occasionally hit the following assert: ASSERTION FAILED: enclosingIntRect(rendererMappedResult) == enclosingIntRect(FloatQuad(result).boundingBox()) ../../third_party/WebKit/Source/WebCore/rendering/RenderGeometryMap.cpp(85) : WebCore::FloatRect WebCore::RenderGeometryMap::absoluteRect(const WebCore::FloatRect &) const 1 0x472c760a WebCore::RenderGeometryMap::absoluteRect(WebCore::FloatRect const&) const 2 0x4731f839 WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::RenderLayerCompositor::OverlapMap*, WebCore::CompositingState&, bool&, bool&) 3 0x4731fccf WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::RenderLayerCompositor::OverlapMap*, WebCore::CompositingState&, bool&, bool&) 4 0x4731fccf WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::RenderLayerCompositor::OverlapMap*, WebCore::CompositingState&, bool&, bool&) 5 0x4731fccf WebCore::RenderLayerCompositor::computeCompositingRequirements(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::RenderLayerCompositor::OverlapMap*, WebCore::CompositingState&, bool&, bool&) 6 0x4731f031 WebCore::RenderLayerCompositor::updateCompositingLayers(WebCore::CompositingUpdateType, WebCore::RenderLayer*) 7 0x4803fa7e WebCore::FrameView::updateCompositingLayersAfterStyleChange() 8 0x463c7657 WebCore::Document::recalcStyle(WebCore::Node::StyleChange) 9 0x463c8172 WebCore::Document::updateStyleIfNeeded() 10 0x4804126a WebCore::FrameView::layout(bool) 11 0x4803cc22 WebCore::FrameView::layoutTimerFired(WebCore::Timer<WebCore::FrameView>*) 12 0x48065cb7 WebCore::Timer<WebCore::FrameView>::fired() 13 0x45d4dd73 WebCore::ThreadTimers::sharedTimerFiredInternal() 14 0x45d4daff WebCore::ThreadTimers::sharedTimerFired() 15 0x3fcf1529 webkit_glue::WebKitPlatformSupportImpl::DoTimeout() 16 0x3fcf2f44 base::internal::RunnableAdapter<void (webkit_glue::WebKitPlatformSupportImpl::*)()>::Run(webkit_glue::WebKitPlatformSupportImpl*) 17 0x3fcf2e43 base::internal::InvokeHelper<false, void, base::internal::RunnableAdapter<void (webkit_glue::WebKitPlatformSupportImpl::*)()>, void ()(webkit_glue::WebKitPlatformSupportImpl*)>::MakeItSo(base::internal::RunnableAdapter<void (webkit_glue::WebKitPlatformSupportImpl::*)()>, webkit_glue::WebKitPlatformSupportImpl*) 18 0x3fcf2d83 base::internal::Invoker<1, base::internal::BindState<base::internal::RunnableAdapter<void (webkit_glue::WebKitPlatformSupportImpl::*)()>, void ()(webkit_glue::WebKitPlatformSupportImpl*), void ()(base::internal::UnretainedWrapper<webkit_glue::WebKitPlatformSupportImpl>)>, void ()(webkit_glue::WebKitPlatformSupportImpl*)>::Run(base::internal::BindStateBase*) 19 0x3d827f3b base::Callback<void ()()>::Run() const 20 0x3d99c3d0 base::Timer::RunScheduledTask() 21 0x3d99c5d9 base::BaseTimerTaskInternal::Run() 22 0x3d99cea4 base::internal::RunnableAdapter<void (base::BaseTimerTaskInternal::*)()>::Run(base::BaseTimerTaskInternal*) 23 0x3d99cda3 base::internal::InvokeHelper<false, void, base::internal::RunnableAdapter<void (base::BaseTimerTaskInternal::*)()>, void ()(base::BaseTimerTaskInternal*)>::MakeItSo(base::internal::RunnableAdapter<void (base::BaseTimerTaskInternal::*)()>, base::BaseTimerTaskInternal*) 24 0x3d99ccde base::internal::Invoker<1, base::internal::BindState<base::internal::RunnableAdapter<void (base::BaseTimerTaskInternal::*)()>, void ()(base::BaseTimerTaskInternal*), void ()(base::internal::OwnedWrapper<base::BaseTimerTaskInternal>)>, void ()(base::BaseTimerTaskInternal*)>::Run(base::internal::BindStateBase*) 25 0x3d827f3b base::Callback<void ()()>::Run() const 26 0x3d8b1ce8 MessageLoop::RunTask(base::PendingTask const&) 27 0x3d8b2092 MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) 28 0x3d8b22d2 MessageLoop::DoWork() 29 0x3d8068cb base::MessagePumpCFRunLoopBase::RunWork() 30 0x3d806092 base::MessagePumpCFRunLoopBase::RunWorkSource(void*) 31 0x952fc42b __CFRunLoopDoSources0 ...which corresponds to: 68 FloatRect RenderGeometryMap::absoluteRect(const FloatRect& rect) const 69 { 70 FloatRect result; 71 72 if (!hasFixedPositionStep() && !hasTransformStep() && !hasNonUniformStep()) { 73 result = rect; 74 result.move(m_accumulatedOffset); 75 } else { 76 TransformState transformState(TransformState::ApplyTransformDirection, rect.center(), rect); 77 mapToAbsolute(transformState); 78 result = transformState.lastPlanarQuad().boundingBox(); 79 } 80 81 #if !ASSERT_DISABLED 82 FloatRect rendererMappedResult = m_mapping.last().m_renderer->localToAbsoluteQuad(rect).boundingBox(); 83 // Inspector creates renderers with negative width <https://bugs.webkit.org/show_bug.cgi?id=87194>. 84 // Taking FloatQuad bounds avoids spurious assertions because of that. 85 ASSERT(enclosingIntRect(rendererMappedResult) == enclosingIntRect(FloatQuad(result).boundingBox())); 86 #endif 87 88 return result; 89 } smfr: The page is pretty simple -- pretty much a <video> w/ nothing else. Any ideas what might be causing the assert to fire? 698730 1 ap 2012-08-17 15:34:58 -0700 See also: bug 92464, bug 88128. 725996 2 simon.fraser 2012-09-21 17:18:51 -0700 Also seen on: 1. Go to http://www.emporiki.gr/cbg/gr/cbg_index.jsp 2. Click on "e.Banking" 736782 3 simon.fraser 2012-10-08 10:35:41 -0700 From bug 92464: Steps: 1. Go to http://runkeeper.com/user/apostolou/activity/119872658 2. Click on "minus" button to zoom out Google map. 759154 4 simon.fraser 2012-11-05 18:56:45 -0800 I think I fixed this one in r133544.