[Webkit-unassigned] [Bug 56107] REGRESSION: Crash in paintPaginatedChildLayers

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=56107


Alexey Proskuryakov <ap at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Crash in                    |REGRESSION: Crash in
                   |paintPaginatedChildLayers   |paintPaginatedChildLayers
             Status|UNCONFIRMED                 |NEW
           Keywords|                            |Regression
           Priority|P2                          |P1
     Ever Confirmed|0                           |1




--- Comment #1 from Alexey Proskuryakov <ap at webkit.org>  2011-03-10 10:48:07 PST ---
I can reproduce with r80210 nightly, cannot reproduce with Safari 5.0.4. With a debug build, there is an assertion failing:


ASSERTION FAILED: columnLayers.size()
/Users/ap/Safari/OpenSource/Source/WebCore/rendering/RenderLayer.cpp(2586) : void WebCore::RenderLayer::paintPaginatedChildLayer(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::GraphicsContext*, const WebCore::IntRect&, WebCore::PaintBehavior, WebCore::RenderObject*, WebCore::OverlapTestRequestMap*, unsigned int)
1   WebCore::RenderLayer::paintPaginatedChildLayer(WebCore::RenderLayer*, WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int)
2   WebCore::RenderLayer::paintList(WTF::Vector<WebCore::RenderLayer*, 0ul>*, WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int)
3   WebCore::RenderLayer::paintLayer(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int)
4   WebCore::RenderLayer::paintList(WTF::Vector<WebCore::RenderLayer*, 0ul>*, WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int)
5   WebCore::RenderLayer::paintLayer(WebCore::RenderLayer*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*, WTF::HashMap<WebCore::OverlapTestRequestClient*, WebCore::IntRect, WTF::PtrHash<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::OverlapTestRequestClient*>, WTF::HashTraits<WebCore::IntRect> >*, unsigned int)
6   WebCore::RenderLayer::paint(WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*)
7   WebCore::FrameView::paintContents(WebCore::GraphicsContext*, WebCore::IntRect const&)

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