Bug 204029 – ASSERTION FAILED: !needsLayout() flakily on webgl/1.0.3/conformance/textures/origin-clean-conformance.html

• Status: RESOLVED
• Resolution: DUPLICATE
• Component: Layout and Rendering

[Aakash Jain]

The following layout test sometimes crash on High Sierra Debug WK1: webgl/1.0.3/conformance/textures/origin-clean-conformance.html

Flakiness Dashboard: https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=webgl%2F1.0.3%2Fconformance%2Ftextures%2Forigin-clean-conformance.html

Possible regression from https://trac.webkit.org/changeset/252121/webkit.

e.g.:
https://build.webkit.org/results/Apple%20High%20Sierra%20Debug%20WK1%20(Tests)/r252148%20(11679)/results.html
https://ews-build.webkit.org/results/macOS-High-Sierra-Debug-WK1-Tests-EWS/r383127-6117/results.html

[Radar WebKit Bug Importer]

<rdar://problem/57039011>

[Alexey Proskuryakov]

TestRunner::notifyDone() called unexpectedly.ASSERTION FAILED: !needsLayout()
./page/FrameView.cpp(4181) : virtual void WebCore::FrameView::paintContents(WebCore::GraphicsContext &, const WebCore::IntRect &, WebCore::Widget::SecurityOriginPaintPolicy)
1   0x1013005c9 WTFCrash
2   0x110fdb9eb WTFCrashWithInfo(int, char const*, char const*, int)
3   0x113fdead1 WebCore::FrameView::paintContents(WebCore::GraphicsContext&, WebCore::IntRect const&, WebCore::Widget::SecurityOriginPaintPolicy)
4   0x1089a211c -[WebFrame(WebInternal) _drawRect:contentsOnly:]
5   0x1089c758d -[WebHTMLView drawSingleRect:]
6   0x1089c7ccb -[WebHTMLView drawRect:]
7   0x7fff4898ef29 _NSViewDrawRect
8   0x7fff4822773c -[NSView _drawRect:clip:]
9   0x7fff4826fb52 -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
10  0x1089ba3cf -[WebHTMLView(WebPrivate) _recursiveDisplayAllDirtyWithLockFocus:visRect:]
11  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
12  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
13  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
14  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
15  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
16  0x7fff4827001f -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
17  0x7fff48225656 -[NSView _recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
18  0x7fff489904e0 -[NSView _oldDisplayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:]
19  0x7fff48223e5d -[NSView _displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:]
20  0x7fff482200b4 -[NSView displayIfNeeded]
21  0x100857948 updateDisplay()
22  0x1008572b3 dump()
23  0x10087df00 -[FrameLoadDelegate webView:locationChangeDone:forDataSource:]
24  0x10087ea65 -[FrameLoadDelegate webView:didFinishLoadForFrame:]
25  0x108a6de9e objc_object* wtfCallIMP<objc_object*, WebView*, objc_object*>(void (*)(), objc_object*, objc_selector*, WebView*, objc_object*)
26  0x108a6c05d CallDelegate(void (*)(), WebView*, objc_object*, objc_selector*, objc_object*)
27  0x108a6bffd CallFrameLoadDelegate(void (*)(), WebView*, objc_selector*, objc_object*)
28  0x1089887f3 WebFrameLoaderClient::dispatchDidFinishLoad()
29  0x113dfc782 WebCore::FrameLoader::checkLoadCompleteForThisFrame()
30  0x113dee836 WebCore::FrameLoader::checkLoadComplete()
31  0x113d96ef4 WebCore::DocumentLoader::finishedLoading()

[Brent Fulgham]

*** This bug has been marked as a duplicate of bug 229580 ***