[Webkit-unassigned] [Bug 116024] New: ASSERTION FAILED: static_cast<unsigned>(m_start + length) <= string.length()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=116024

           Summary: ASSERTION FAILED: static_cast<unsigned>(m_start +
                    length) <= string.length()
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: dchris at gmail.com
                CC: darin at apple.com, simon.fraser at apple.com,
                    noam at webkit.org


fast/table/crash-section-logical-height-changed-needsCellRecalc.html hits the following assertion on EFL port:

crash log for WebProcess (pid <unknown>):
STDOUT: <empty>
STDERR: ASSERTION FAILED: static_cast<unsigned>(m_start + length) <= string.length()
STDERR: /home/buildslave-1/webkit-buildslave/efl-linux-64-debug-wk2/build/Source/WebCore/rendering/InlineTextBox.cpp(687) : virtual void WebCore::InlineTextBox::paint(WebCore::PaintInfo&, const WebCore::LayoutPoint&, WebCore::LayoutUnit, WebCore::LayoutUnit)
STDERR: 1   0x7f04c20552f8 WebCore::InlineTextBox::paint(WebCore::PaintInfo&, WebCore::LayoutPoint const&, WebCore::LayoutUnit, WebCore::LayoutUnit)
STDERR: 2   0x7f04c2048a9f WebCore::InlineFlowBox::paint(WebCore::PaintInfo&, WebCore::LayoutPoint const&, WebCore::LayoutUnit, WebCore::LayoutUnit)
STDERR: 3   0x7f04c2238a48 WebCore::RootInlineBox::paint(WebCore::PaintInfo&, WebCore::LayoutPoint const&, WebCore::LayoutUnit, WebCore::LayoutUnit)
STDERR: 4   0x7f04c219bbef WebCore::RenderLineBoxList::paint(WebCore::RenderBoxModelObject*, WebCore::PaintInfo&, WebCore::LayoutPoint const&) const
STDERR: 5   0x7f04c206df0f WebCore::RenderBlock::paintContents(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 6   0x7f04c206ea42 WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 7   0x7f04c206c73a WebCore::RenderBlock::paint(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 8   0x7f04c206e411 WebCore::RenderBlock::paintChild(WebCore::RenderBox*, WebCore::PaintInfo&, WebCore::LayoutPoint const&, WebCore::PaintInfo&, bool)
STDERR: 9   0x7f04c206e053 WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&, WebCore::LayoutPoint const&, WebCore::PaintInfo&, bool)
STDERR: 10  0x7f04c206dff7 WebCore::RenderBlock::paintContents(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 11  0x7f04c206ea42 WebCore::RenderBlock::paintObject(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 12  0x7f04c206c73a WebCore::RenderBlock::paint(WebCore::PaintInfo&, WebCore::LayoutPoint const&)
STDERR: 13  0x7f04c216a181 WebCore::RenderLayer::paintForegroundForFragmentsWithPhase(WebCore::PaintPhase, WTF::Vector<WebCore::LayerFragment, 1ul, WTF::CrashOnOverflow> const&, WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int, WebCore::RenderObject*)
STDERR: 14  0x7f04c2169eaa WebCore::RenderLayer::paintForegroundForFragments(WTF::Vector<WebCore::LayerFragment, 1ul, WTF::CrashOnOverflow> const&, WebCore::GraphicsContext*, WebCore::GraphicsContext*, WebCore::LayoutRect const&, bool, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int, WebCore::RenderObject*, bool, bool)
STDERR: 15  0x7f04c2168921 WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int)
STDERR: 16  0x7f04c2167f71 WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int)
STDERR: 17  0x7f04c2167e4a WebCore::RenderLayer::paintLayer(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int)
STDERR: 18  0x7f04c2168ee3 WebCore::RenderLayer::paintList(WTF::Vector<WebCore::RenderLayer*, 0ul, WTF::CrashOnOverflow>*, WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int)
STDERR: 19  0x7f04c21689ce WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&, unsigned int)
STDERR: 20  0x7f04c21882b9 WebCore::RenderLayerBacking::paintIntoLayer(WebCore::GraphicsLayer const*, WebCore::GraphicsContext*, WebCore::IntRect const&, unsigned int, unsigned int)
STDERR: 21  0x7f04c2188618 WebCore::RenderLayerBacking::paintContents(WebCore::GraphicsLayer const*, WebCore::GraphicsContext&, unsigned int, WebCore::IntRect const&)
STDERR: 22  0x7f04c1f1a95e WebCore::GraphicsLayer::paintGraphicsLayerContents(WebCore::GraphicsContext&, WebCore::IntRect const&)
STDERR: 23  0x7f04c1f6a7a3 WebCore::CoordinatedGraphicsLayer::tiledBackingStorePaint(WebCore::GraphicsContext*, WebCore::IntRect const&)
STDERR: 24  0x7f04c1f85b3f WebCore::CoordinatedTile::updateBackBuffer()
STDERR: 25  0x7f04c1f3cbef WebCore::TiledBackingStore::updateTileBuffers()
STDERR: 26  0x7f04c1f3db51 WebCore::TiledBackingStore::createTiles()
STDERR: 27  0x7f04c1f3c71c WebCore::TiledBackingStore::coverWithTilesIfNeeded()
STDERR: 28  0x7f04c1f3d179 WebCore::TiledBackingStore::commitScaleChange()
STDERR: 29  0x7f04c1f3d128 WebCore::TiledBackingStore::setContentsScale(float)
STDERR: 30  0x7f04c1f6a755 WebCore::CoordinatedGraphicsLayer::createBackingStore()
STDERR: 31  0x7f04c1f6b216 WebCore::CoordinatedGraphicsLayer::updateContentBuffers()

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