[Webkit-unassigned] [Bug 74856] New: chrome.dll!WebCore::SVGFontElement::ensureGlyphCache ReadAV at NULL (d1bb0fcf4d786d6b6e968575ebd2f108)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=74856

           Summary: chrome.dll!WebCore::SVGFontElement::ensureGlyphCache
                    ReadAV at NULL (d1bb0fcf4d786d6b6e968575ebd2f108)
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Windows Vista
            Status: NEW
          Severity: Normal
          Priority: P1
         Component: SVG
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: skylined at chromium.org
                CC: eric at webkit.org, zimmermann at kde.org


Created an attachment (id=119853)
 --> (https://bugs.webkit.org/attachment.cgi?id=119853&action=review)
Repro

Chromium: http://code.google.com/p/chromium/issues/detail?id=108056

<svg xmlns="http://www.w3.org/2000/svg">
  <font>
    <font-face id="font-face" font-family="x"/>
  </font>
  <text style="font-family:x;">x</text>
  <script>
    document.documentElement.appendChild(document.getElementById("font-face"));
  </script>
</svg>

stack:          chrome.dll!WebCore::SVGFontElement::ensureGlyphCache
                chrome.dll!WebCore::SVGFontElement::missingGlyph
                chrome.dll!WebCore::SVGFontData::initializeFontData
                chrome.dll!WebCore::SimpleFontData::SimpleFontData
                chrome.dll!WebCore::CSSFontFaceSource::getFontData
                chrome.dll!WebCore::CSSFontFace::getFontData
                chrome.dll!WebCore::CSSSegmentedFontFace::getFontData
                chrome.dll!WebCore::CSSFontSelector::getFontData
                chrome.dll!WebCore::FontCache::getFontData
                chrome.dll!WebCore::FontFallbackList::fontDataAt
                chrome.dll!WebCore::constructTextRun
                chrome.dll!WebCore::SVGTextMetrics::measureCharacterRange
                chrome.dll!WebCore::SVGTextLayoutAttributesBuilder::propagateLayoutAttributes
                chrome.dll!WebCore::SVGTextLayoutAttributesBuilder::buildLayoutAttributesForTextSubtree
                chrome.dll!WebCore::RenderSVGText::layout
                chrome.dll!WebCore::SVGRenderSupport::layoutChildren
                chrome.dll!WebCore::RenderSVGRoot::layout
                chrome.dll!WebCore::RenderBlock::layoutBlockChild
                chrome.dll!WebCore::RenderBlock::layoutBlockChildren
                chrome.dll!WebCore::RenderBlock::layoutBlock
                chrome.dll!WebCore::RenderBlock::layout
                chrome.dll!WebCore::RenderView::layout
                chrome.dll!WebCore::FrameView::layout
                chrome.dll!WebCore::Document::implicitClose
                chrome.dll!WebCore::FrameLoader::checkCompleted
                chrome.dll!WebCore::FrameLoader::finishedParsing
                chrome.dll!WebCore::Document::finishedParsing
                chrome.dll!WebCore::DocumentWriter::endIfNotLoadingMainResource
                chrome.dll!WebCore::FrameLoader::finishedLoading
                chrome.dll!WebCore::MainResourceLoader::didFinishLoading
                chrome.dll!WebCore::ResourceLoader::didFinishLoading
                ...

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