[Webkit-unassigned] [Bug 159722] New: v2: WebContent crash due to RELEASE_ASSERT(!m_inLoadPendingImages) in StyleResolver::~StyleResolver()

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Jul 13 09:37:40 PDT 2016


https://bugs.webkit.org/show_bug.cgi?id=159722

            Bug ID: 159722
           Summary: v2: WebContent crash due to
                    RELEASE_ASSERT(!m_inLoadPendingImages) in
                    StyleResolver::~StyleResolver()
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: koivisto at iki.fi

Thread 0 name:  Dispatch queue: com.apple.main-thread
Thread 0 Crashed ↩:
0   WebCore                           0x000000018fa989dc WebCore::StyleResolver::~StyleResolver() + 500 (StyleResolver.cpp:318)
1   WebCore                           0x000000018fa987bc WebCore::Document::clearStyleResolver() + 32 (memory:2525)
2   WebCore                           0x000000018fa987bc WebCore::Document::clearStyleResolver() + 32 (memory:2525)
3   WebCore                           0x000000018fc84fdc WebCore::AuthorStyleSheets::updateActiveStyleSheets(WebCore::AuthorStyleSheets::UpdateFlag) + 484 (AuthorStyleSheets.cpp:317)
4   WebCore                           0x000000018fa976e8 WebCore::Document::styleResolverChanged(WebCore::StyleResolverUpdateFlag) + 116 (Document.cpp:3671)
5   WebKit                            0x000000019466a324 WebKit::WebPage::viewportConfigurationChanged() + 196 (WebPageIOS.mm:2934)
6   WebKit                            0x000000019465d5e0 WebKit::WebPage::mainFrameDidLayout() + 156 (WebPage.cpp:3807)
7   WebCore                           0x000000018fadad1c WebCore::FrameView::performPostLayoutTasks() + 292 (FrameView.cpp:3198)
8   WebCore                           0x000000018fad6ec4 WebCore::FrameView::layout(bool) + 3536 (FrameView.cpp:1493)
9   WebCore                           0x000000018fad3bd4 WebCore::Document::implicitClose() + 788 (Document.cpp:2797)
10  WebCore                           0x000000018fad2fd4 WebCore::FrameLoader::checkCompleted() + 352 (FrameLoader.cpp:869)
11  WebCore                           0x000000018fb04a88 WebCore::CachedResourceLoader::loadDone(WebCore::CachedResource*, bool) + 124 (CachedResourceLoader.cpp:985)
12  WebCore                           0x000000018fb06afc WebCore::SubresourceLoader::didCancel(WebCore::ResourceError const&) + 92 (SubresourceLoader.cpp:519)
13  WebCore                           0x000000018fb06500 WebCore::ResourceLoader::cancel(WebCore::ResourceError const&) + 476 (ResourceLoader.cpp:598)
14  WebCore                           0x000000018fb06298 WebCore::ResourceLoader::cancel() + 64 (ResourceLoader.cpp:554)
15  WebCore                           0x0000000190817e10 WebCore::SubresourceLoader::willSendRequestInternal(WebCore::ResourceRequest&, WebCore::ResourceResponse const&) + 836 (SubresourceLoader.cpp:222)
16  WebCore                           0x000000018fa78378 WebCore::ResourceLoader::init(WebCore::ResourceRequest const&) + 284 (ResourceLoader.cpp:146)
17  WebCore                           0x000000018fa78114 WebCore::SubresourceLoader::init(WebCore::ResourceRequest const&) + 32 (SubresourceLoader.cpp:144)
18  WebCore                           0x00000001908179f8 WebCore::SubresourceLoader::create(WebCore::Frame&, WebCore::CachedResource&, WebCore::ResourceRequest const&, WebCore::ResourceLoaderOptions const&) + 196 (SubresourceLoader.cpp:112)
19  WebKit                            0x000000019464c724 WebKit::WebLoaderStrategy::loadResource(WebCore::Frame&, WebCore::CachedResource&, WebCore::ResourceRequest const&, WebCore::ResourceLoaderOptions const&) + 52 (WebLoaderStrategy.cpp:76)
20  WebCore                           0x000000018fcb75ec WebCore::CachedResource::load(WebCore::CachedResourceLoader&, WebCore::ResourceLoaderOptions const&) + 1136 (CachedResource.cpp:291)
21  WebCore                           0x000000018fa75288 WebCore::CachedResourceLoader::requestResource(WebCore::CachedResource::Type, WebCore::CachedResourceRequest&) + 2060 (CachedResourceLoader.cpp:642)
22  WebCore                           0x000000018fb1268c WebCore::CachedResourceLoader::requestImage(WebCore::CachedResourceRequest&) + 284 (CachedResourceLoader.cpp:192)
23  WebCore                           0x000000018fd729ac WebCore::CSSImageValue::cachedImage(WebCore::CachedResourceLoader&, WebCore::ResourceLoaderOptions const&) + 448 (CSSImageValue.cpp:89)
24  WebCore                           0x000000019035c520 WebCore::Style::loadPendingImage(WebCore::Document&, WebCore::StyleImage const&, WebCore::Element const*, WebCore::Style::LoadPolicy) + 168 (StylePendingResources.cpp:60)
25  WebCore                           0x000000019035c148 WebCore::Style::loadPendingResources(WebCore::Style::PendingResources const&, WebCore::Document&, WebCore::RenderStyle&, WebCore::Element const*) + 1876 (StylePendingResources.cpp:86)
26  WebCore                           0x000000019080233c WebCore::StyleResolver::applyMatchedProperties(WebCore::StyleResolver::MatchResult const&, WebCore::Element const&, WebCore::StyleResolver::ShouldUseMatchedPropertiesCache) + 2316 (StyleResolver.cpp:2115)
27  WebCore                           0x00000001908043e0 WebCore::StyleResolver::pseudoStyleForElement(WebCore::Element const&, WebCore::PseudoStyleRequest const&, WebCore::RenderStyle const&) + 596 (StyleResolver.cpp:650)
28  WebCore                           0x000000019061fe84 WebCore::RenderElement::getCachedPseudoStyle(WebCore::PseudoId, WebCore::RenderStyle const*) const + 128 (RenderElement.cpp:1546)
29  WebCore                           0x00000001906ec0d8 WebCore::RenderTreeUpdater::updateBeforeOrAfterPseudoElement(WebCore::Element&, WebCore::PseudoId) + 320 (RenderTreeUpdater.cpp:465)
30  WebCore                           0x00000001906ec2e0 WebCore::RenderTreeUpdater::popParent() + 64 (RenderTreeUpdater.cpp:194)
31  WebCore                           0x00000001906eb090 WebCore::RenderTreeUpdater::updateRenderTree(WebCore::ContainerNode&) + 736 (RenderTreeUpdater.cpp:207)
32  WebCore                           0x00000001906ead50 WebCore::RenderTreeUpdater::commit(std::__1::unique_ptr<WebCore::Style::Update, std::__1::default_delete<WebCore::Style::Update> >) + 500 (RenderTreeUpdater.cpp:101)
33  WebCore                           0x000000018fe09dd4 WebCore::Document::recalcStyle(WebCore::Style::Change) + 624 (Document.cpp:1926)
34  WebCore                           0x000000018fad21b4 WebCore::Document::finishedParsing() + 340 (Document.cpp:1972)
35  WebCore                           0x000000018facfb8c WebCore::HTMLDocumentParser::prepareToStopParsing() + 172 (HTMLDocumentParser.cpp:405)
36  WebCore                           0x000000018facf0a8 WebCore::DocumentWriter::end() + 92 (DocumentWriter.cpp:272)
37  WebCore                           0x000000018fac6d54 WebCore::DocumentLoader::finishedLoading(double) + 256 (DocumentLoader.cpp:437)
38  WebCore                           0x000000018fb0437c WebCore::CachedResource::checkNotify() + 448 (CachedResource.cpp:307)
39  WebCore                           0x000000018fcb5de8 WebCore::CachedRawResource::finishLoading(WebCore::SharedBuffer*) + 224 (CachedRawResource.cpp:103)
40  WebCore                           0x000000018fb04060 WebCore::SubresourceLoader::didFinishLoading(double) + 1020 (SubresourceLoader.cpp:440)
41  WebKit                            0x00000001946f7aa8 WebKit::WebResourceLoader::didFinishResourceLoad(double) + 216 (WebResourceLoader.cpp:158)
42  WebKit                            0x00000001946f82e0 WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::MessageDecoder&) + 308 (HandleMessage.h:16)
43  WebKit                            0x0000000194539194 IPC::Connection::dispatchMessage(std::__1::unique_ptr<IPC::MessageDecoder, std::__1::default_delete<IPC::MessageDecoder> >) + 160 (Connection.cpp:887)
44  WebKit                            0x000000019453b770 IPC::Connection::dispatchOneMessage() + 204 (Connection.cpp:949)

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