[Webkit-unassigned] [Bug 278744] REGRESSION(282559 at main?): [macOS Debug wk2] 2 tests in imported/w3c/web-platform-tests/html/semantics/embedded-content/media-elements are flaky crashes with "post-layout: dirty renderer(s)" (failure in EWS)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=278744

Alexey Proskuryakov <ap at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bfulgham at webkit.org,
                   |                            |koivisto at iki.fi,
                   |                            |simon.fraser at apple.com,
                   |                            |zalan at apple.com
          Component|New Bugs                    |Layout and Rendering
            Summary|REGRESSION(282559 at main?):   |REGRESSION(282559 at main?):
                   |[macOS Debug wk2] 2 tests   |[macOS Debug wk2] 2 tests
                   |in                          |in
                   |imported/w3c/web-platform-t |imported/w3c/web-platform-t
                   |ests/html/semantics/embedde |ests/html/semantics/embedde
                   |d-content/media-elements    |d-content/media-elements
                   |are flaky crashes (failure  |are flaky crashes with
                   |in EWS)                     |"post-layout: dirty
                   |                            |renderer(s)" (failure in
                   |                            |EWS)

--- Comment #3 from Alexey Proskuryakov <ap at webkit.org> ---
SHOULD NEVER BE REACHED
/Volumes/Data/worker/Apple-Sonoma-Debug-Build/build/Source/WebCore/page/LocalFrameViewLayoutContext.cpp(93) : auto WebCore::RenderTreeNeedsLayoutChecker::~RenderTreeNeedsLayoutChecker()::(anonymous class)::operator()(const RenderObject &) const
1   0x3627377c0 WebCore::RenderTreeNeedsLayoutChecker::~RenderTreeNeedsLayoutChecker()::'lambda'(WebCore::RenderObject const&)::operator()(WebCore::RenderObject const&) const
2   0x362737718 WebCore::RenderTreeNeedsLayoutChecker::~RenderTreeNeedsLayoutChecker()
3   0x362728efc WebCore::RenderTreeNeedsLayoutChecker::~RenderTreeNeedsLayoutChecker()
4   0x36272838c WebCore::LocalFrameViewLayoutContext::performLayout()
5   0x3627278c0 WebCore::LocalFrameViewLayoutContext::layout()
6   0x3615aeac0 WebCore::Document::resolveStyle(WebCore::Document::ResolveStyleType)
7   0x3615af6e4 WebCore::Document::updateStyleIfNeeded()
8   0x3615afadc WebCore::Document::updateLayout(WTF::OptionSet<WebCore::LayoutOptions>, WebCore::Element const*)
9   0x3615ab0e8 WebCore::Document::updateLayoutIgnorePendingStylesheets(WTF::OptionSet<WebCore::LayoutOptions>, WebCore::Element const*)
10  0x360ee10a4 WebCore::ComputedStyleExtractor::propertyValue(WebCore::CSSPropertyID, WebCore::ComputedStyleExtractor::UpdateLayout, WebCore::ComputedStyleExtractor::PropertyValueType) const
11  0x360d38294 WebCore::CSSComputedStyleDeclaration::getPropertyCSSValue(WebCore::CSSPropertyID, WebCore::ComputedStyleExtractor::UpdateLayout) const
12  0x360d38464 WebCore::CSSComputedStyleDeclaration::getPropertyValue(WebCore::CSSPropertyID) const
13  0x360d38f04 WebCore::CSSComputedStyleDeclaration::getPropertyValueInternal(WebCore::CSSPropertyID)
14  0x360e6e9dc WebCore::CSSStyleDeclaration::propertyValueForCamelCasedIDLAttribute(WTF::AtomString const&)
15  0x35dc1f66c WebCore::jsCSSStyleDeclaration_propertyValueForCamelCasedIDLAttributeGetter(JSC::JSGlobalObject&, WebCore::JSCSSStyleDeclaration&, JSC::PropertyName)
16  0x35db5f178 long long WebCore::IDLAttribute<WebCore::JSCSSStyleDeclaration>::getPassingPropertyName<&WebCore::jsCSSStyleDeclaration_propertyValueForCamelCasedIDLAttributeGetter(JSC::JSGlobalObject&, WebCore::JSCSSStyleDeclaration&, JSC::PropertyName), (WebCore::CastedThisErrorBehavior)3>(JSC::JSGlobalObject&, long long, JSC::PropertyName)
17  0x35db5f02c WebCore::jsCSSStyleDeclaration_propertyValueForCamelCasedIDLAttribute(JSC::JSGlobalObject*, long long, JSC::PropertyName)
18  0x12875e02c WTF::FunctionPtr<(WTF::PtrTag)57072, long long (JSC::JSGlobalObject*, long long, JSC::PropertyName), (WTF::FunctionAttributes)1>::operator()(JSC::JSGlobalObject*, long long, JSC::PropertyName) const
19  0x1289f98a8 JSC::PropertySlot::customGetter(JSC::VM&, JSC::PropertyName) const
20  0x128724c64 JSC::PropertySlot::getValue(JSC::JSGlobalObject*, JSC::PropertyName) const
21  0x127d9b3b8 JSC::JSValue::get(JSC::JSGlobalObject*, JSC::PropertyName, JSC::PropertySlot&) const
22  0x128460960 JSC::LLInt::performLLIntGetByID(JSC::BytecodeIndex, JSC::CodeBlock*, JSC::JSGlobalObject*, JSC::JSValue, JSC::Identifier const&, JSC::GetByIdModeMetadata&)
23  0x128460760 llint_slow_path_get_by_id
24  0x1292bda78 llint_entry
25  0x1292d9d0c llint_entry
26  0x1292d9d0c llint_entry
27  0x1292b1ab4 vmEntryToJavaScript
28  0x1282b0754 JSC::Interpreter::executeCallImpl(JSC::VM&, JSC::JSObject*, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
29  0x1282b0844 JSC::Interpreter::executeCall(JSC::JSObject*, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
30  0x12857fb80 JSC::call(JSC::JSGlobalObject*, JSC::JSValue, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&)
31  0x12857fc38 JSC::call(JSC::JSGlobalObject*, JSC::JSValue, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, WTF::NakedPtr<JSC::Exception>&)

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