[Webkit-unassigned] [Bug 46978] New: [Qt] The scrolling benchmark crashes on Maemo 5 with QtWebKit 2.1

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=46978

           Summary: [Qt] The scrolling benchmark crashes on Maemo 5 with
                    QtWebKit 2.1
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Keywords: Qt, QtTriaged
          Severity: Blocker
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: benjamin.poulain at nokia.com
                CC: benjamin.poulain at nokia.com
            Blocks: 39121


With QtWebKit 2.1, the scrolling benchmark never finish.

Glibc output the follow error: "*** glibc detected *** ./tst_scrolling: malloc(): memory corruption: 0x003b14f8 ***"

The backtrace is the following:

#0  0x428ae548 in raise () from /lib/libc.so.6
#1  0x428afb6c in abort () from /lib/libc.so.6
#2  0x428e6344 in __libc_message () from /lib/libc.so.6
#3  0x428ec23c in malloc_printerr () from /lib/libc.so.6
#4  0x428ee208 in _int_malloc () from /lib/libc.so.6
#5  0x428ef878 in malloc () from /lib/libc.so.6
#6  0x427cf2fc in operator new(unsigned int) () from /usr/lib/libstdc++.so.6
#7  0x40f5463c in WebCore::RenderLineBoxList::paint(WebCore::RenderBoxModelObject*, WebCore::PaintInfo&, int, int) const () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#8  0x40ef6a30 in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#9  0x40efc86c in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#10 0x40ef1208 in WebCore::RenderBlock::paint(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#11 0x40eecfb8 in WebCore::RenderBlock::paintFloats(WebCore::PaintInfo&, int, int, bool) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#12 0x40efc890 in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#13 0x40ef1208 in WebCore::RenderBlock::paint(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#14 0x40ef684c in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#15 0x40ef6a10 in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#16 0x40efc86c in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#17 0x40ef1208 in WebCore::RenderBlock::paint(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#18 0x40eecf70 in WebCore::RenderBlock::paintFloats(WebCore::PaintInfo&, int, int, bool) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#19 0x40efc890 in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#20 0x40ef1208 in WebCore::RenderBlock::paint(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#21 0x40ef684c in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#22 0x40ef6a10 in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#23 0x40efc86c in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#24 0x40ef1208 in WebCore::RenderBlock::paint(WebCore::PaintInfo&, int, int) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#25 0x40f53224 in 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) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#26 0x40f52724 in WebCore::RenderLayer::paintList(WTF::Vector<WebCore::RenderLayer*, 0u>*, 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) ()
   from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#27 0x40f52c9c in 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) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#28 0x40f5398c in WebCore::RenderLayer::paint(WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, WebCore::RenderObject*) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#29 0x40e39bd8 in WebCore::FrameView::paintContents(WebCore::GraphicsContext*, WebCore::IntRect const&) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#30 0x41042154 in QWebFramePrivate::renderRelativeCoords(WebCore::GraphicsContext*, QWebFrame::RenderLayer, QRegion const&) () from /home/ikipou/qt_build/lib/libQtWebKit.so.4
#31 0x00000000 in ?? ()

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