[Webkit-unassigned] [Bug 216520] REGRESSION (r267002): ASSERTION FAILED:[ iOS wk2 Debug ] !HashTranslator::equal(KeyTraits::emptyValue(), key) on compositing/ios/overflow-scroll-update-overlap.html

Mon Sep 14 20:28:43 PDT 2020

https://bugs.webkit.org/show_bug.cgi?id=216520

--- Comment #3 from Hector Lopez <hector_i_lopez at apple.com> ---
fast/scrolling/ios/click-events-during-momentum-scroll-in-overflow.html

Test is also a constant crash with same ASSERTION FAILED starting at same regression point r267002.

History:

https://results.webkit.org/?suite=layout-tests&test=fast%2Fscrolling%2Fios%2Fclick-events-during-momentum-scroll-in-overflow.html

Stderr(no crash log):

No crash log found for com.apple.WebKit.WebContent.Development:73459.

stdout:

stderr:
ASSERTION FAILED: !HashTranslator::equal(KeyTraits::emptyValue(), key)
/Volumes/Data/slave/ios-simulator-13-debug/build/WebKitBuild/Debug-iphonesimulator/usr/local/include/wtf/HashTable.h(647) : void WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::checkKey(const T &) [Key = unsigned long long, Value = unsigned long long, Extractor = WTF::IdentityExtractor, HashFunctions = WTF::DefaultHash<unsigned long long>, Traits = WTF::HashTraits<unsigned long long>, KeyTraits = WTF::HashTraits<unsigned long long>, HashTranslator = WTF::IdentityHashTranslator<WTF::HashTraits<unsigned long long>, WTF::DefaultHash<unsigned long long> >, T = unsigned long long]
1   0x11a73fe29 WTFCrash
2   0x104b0730b WTFCrashWithInfo(int, char const*, char const*, int)
3   0x104e57f6b void WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::checkKey<WTF::IdentityHashTranslator<WTF::HashTraits<unsigned long long>, WTF::DefaultHash<unsigned long long> >, unsigned long long>(unsigned long long const&)
4   0x104e57df4 unsigned long long* WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::inlineLookup<WTF::IdentityHashTranslator<WTF::HashTraits<unsigned long long>, WTF::DefaultHash<unsigned long long> >, unsigned long long>(unsigned long long const&)
5   0x104e57dbd unsigned long long* WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::lookup<WTF::IdentityHashTranslator<WTF::HashTraits<unsigned long long>, WTF::DefaultHash<unsigned long long> >, unsigned long long>(unsigned long long const&)
6   0x104e57d78 bool WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::contains<WTF::IdentityHashTranslator<WTF::HashTraits<unsigned long long>, WTF::DefaultHash<unsigned long long> >, unsigned long long>(unsigned long long const&) const
7   0x104e57d2d WTF::HashTable<unsigned long long, unsigned long long, WTF::IdentityExtractor, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long>, WTF::HashTraits<unsigned long long> >::contains(unsigned long long const&) const
8   0x104e5462d WTF::HashSet<unsigned long long, WTF::DefaultHash<unsigned long long>, WTF::HashTraits<unsigned long long> >::contains(unsigned long long const&) const
9   0x105d99e26 WebKit::RemoteScrollingCoordinator::isUserScrollInProgress(unsigned long long) const
10  0x1262ddcd1 WebCore::RenderLayer::isUserScrollInProgress() const
11  0x1262e8d26 WebCore::RenderLayer::updateScrollInfoAfterLayout()
12  0x126175900 WebCore::RenderBlock::updateScrollInfoAfterLayout()
13  0x126193270 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
14  0x1261759a9 WebCore::RenderBlock::layout()
15  0x126195842 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&)
16  0x126193e04 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
17  0x126192bb6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
18  0x1261759a9 WebCore::RenderBlock::layout()
19  0x126195842 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&)
20  0x126193e04 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
21  0x126192bb6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
22  0x1261759a9 WebCore::RenderBlock::layout()
23  0x126195842 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&)
24  0x126193e04 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
25  0x126192bb6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
26  0x1261759a9 WebCore::RenderBlock::layout()
27  0x126452da3 WebCore::RenderView::layout()
28  0x1258cccbf WebCore::FrameViewLayoutContext::layout()
29  0x1249ee656 WebCore::Document::updateLayout()
30  0x105dfc103 WebKit::WebPage::shrinkToFitContent(WebKit::WebPage::ZoomToInitialScale)
31  0x1063c78ef WebKit::WebPage::didFinishDocumentLoad(WebKit::WebFrame&)
LEAK: 2 WebPageProxy

Test expectation for fast/scrolling/ios/click-events-during-momentum-scroll-in-overflow.html:

https://trac.webkit.org/changeset/267070/webkit

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