[Webkit-unassigned] [Bug 99452] New: REGRESSION (r131365): platform/gtk/fonts/font-face-with-complex-text.html is crashing

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Oct 16 04:19:08 PDT 2012 

https://bugs.webkit.org/show_bug.cgi?id=99452

           Summary: REGRESSION (r131365):
                    platform/gtk/fonts/font-face-with-complex-text.html is
                    crashing
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Keywords: Gtk, LayoutTestFailure, Regression
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: zandobersek at gmail.com
                CC: mitz at webkit.org, timothy_horton at apple.com


platform/gtk/fonts/font-face-with-complex-text.html is crashing since r131365 has landed.
http://trac.webkit.org/changeset/131365
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#group=%40ToT%20-%20webkit.org&tests=platform%2Fgtk%2Ffonts%2Ffont-face

Here's the crash log:
Crash log for DumpRenderTree (pid 16781):

...
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Debug/Programs/DumpR'.
Program terminated with signal 11, Segmentation fault.
#0  0x00007fba5834ef80 in WebCore::SimpleFontData::applyTransforms (this=0x2c4efb0, glyphs=0x7fff2ee99990, advances=0x7fff2eea59a8, glyphCount=49, typesettingFeatures=3) at ../../Source/WebCore/platform/graphics/SimpleFontData.h:206
206            ASSERT_NOT_REACHED();

...

Thread 1 (Thread 0x7fba4cf1d900 (LWP 16781)):
#0  0x00007fba5834ef80 in WebCore::SimpleFontData::applyTransforms (this=0x2c4efb0, glyphs=0x7fff2ee99990, advances=0x7fff2eea59a8, glyphCount=49, typesettingFeatures=3) at ../../Source/WebCore/platform/graphics/SimpleFontData.h:206
#1  0x00007fba5834ea9a in WebCore::applyFontTransforms (glyphBuffer=0x7fff2ee95960, ltr=true, lastGlyphCount=@0x7fff2ee8166c: 0, fontData=0x2c4efb0, typesettingFeatures=3, charactersTreatedAsSpace=WTF::Vector of length 24, capacity 64 = {...}) at ../../Source/WebCore/platform/graphics/WidthIterator.cpp:124
#2  0x00007fba58351840 in WebCore::WidthIterator::advanceInternal<WebCore::SurrogatePairAwareTextIterator> (this=0x7fff2ee81840, textIterator=..., glyphBuffer=0x7fff2ee95960) at ../../Source/WebCore/platform/graphics/WidthIterator.cpp:311
#3  0x00007fba5834ed3f in WebCore::WidthIterator::advance (this=0x7fff2ee81840, offset=49, glyphBuffer=0x7fff2ee95960) at ../../Source/WebCore/platform/graphics/WidthIterator.cpp:336
#4  0x00007fba582edbba in WebCore::Font::getGlyphsAndAdvancesForSimpleText (this=0x2c23800, run=..., from=0, to=49, glyphBuffer=..., forTextEmphasis=WebCore::Font::NotForTextEmphasis) at ../../Source/WebCore/platform/graphics/FontFastPath.cpp:336
#5  0x00007fba582edd6c in WebCore::Font::drawSimpleText (this=0x2c23800, context=0x7fff2eeac4c0, run=..., point=..., from=0, to=49) at ../../Source/WebCore/platform/graphics/FontFastPath.cpp:363
#6  0x00007fba58eb853e in WebCore::Font::drawComplexText (this=0x2c23800, context=0x7fff2eeac4c0, run=..., point=..., from=0, to=49) at ../../Source/WebCore/platform/graphics/pango/FontPango.cpp:286
#7  0x00007fba582e946a in WebCore::Font::drawText (this=0x2c23800, context=0x7fff2eeac4c0, run=..., point=..., from=0, to=49) at ../../Source/WebCore/platform/graphics/Font.cpp:166
#8  0x00007fba5830980b in WebCore::GraphicsContext::drawText (this=0x7fff2eeac4c0, font=..., run=..., point=..., from=0, to=49) at ../../Source/WebCore/platform/graphics/GraphicsContext.cpp:385
#9  0x00007fba58451431 in WebCore::paintTextWithShadows (context=0x7fff2eeac4c0, font=..., textRun=..., emphasisMark="(null)", emphasisMarkOffset=0, startOffset=0, endOffset=49, truncationPoint=49, textOrigin=..., boxRect=..., shadow=0x0, stroked=false, horizontal=true) at ../../Source/WebCore/rendering/InlineTextBox.cpp:422
#10 0x00007fba5845339f in WebCore::InlineTextBox::paint (this=0x2950518, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/InlineTextBox.cpp:722
#11 0x00007fba58445a83 in WebCore::InlineFlowBox::paint (this=0x25a3f98, paintInfo=..., paintOffset=..., lineTop=..., lineBottom=...) at ../../Source/WebCore/rendering/InlineFlowBox.cpp:1092
#12 0x00007fba58626b19 in WebCore::RootInlineBox::paint (this=0x25a3f98, paintInfo=..., paintOffset=..., lineTop=..., lineBottom=...) at ../../Source/WebCore/rendering/RootInlineBox.cpp:211
#13 0x00007fba5857e803 in WebCore::RenderLineBoxList::paint (this=0x2c2e8d0, renderer=0x2c2e838, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderLineBoxList.cpp:262
#14 0x00007fba5846adaf in WebCore::RenderBlock::paintContents (this=0x2c2e838, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2927
#15 0x00007fba5846b901 in WebCore::RenderBlock::paintObject (this=0x2c2e838, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:3045
#16 0x00007fba584690e8 in WebCore::RenderBlock::paint (this=0x2c2e838, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2761
#17 0x00007fba5846b2ac in WebCore::RenderBlock::paintChild (this=0x2c27798, child=0x2c2e838, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:2978
#18 0x00007fba5846aee5 in WebCore::RenderBlock::paintChildren (this=0x2c27798, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:2947
#19 0x00007fba5846ae89 in WebCore::RenderBlock::paintContents (this=0x2c27798, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2940
#20 0x00007fba5846b901 in WebCore::RenderBlock::paintObject (this=0x2c27798, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:3045
#21 0x00007fba584690e8 in WebCore::RenderBlock::paint (this=0x2c27798, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2761
#22 0x00007fba5846b2ac in WebCore::RenderBlock::paintChild (this=0x27515a8, child=0x2c27798, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:2978
#23 0x00007fba5846aee5 in WebCore::RenderBlock::paintChildren (this=0x27515a8, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../../Source/WebCore/rendering/RenderBlock.cpp:2947
#24 0x00007fba5846ae89 in WebCore::RenderBlock::paintContents (this=0x27515a8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2940
#25 0x00007fba5846b901 in WebCore::RenderBlock::paintObject (this=0x27515a8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:3045
#26 0x00007fba584690e8 in WebCore::RenderBlock::paint (this=0x27515a8, paintInfo=..., paintOffset=...) at ../../Source/WebCore/rendering/RenderBlock.cpp:2761
#27 0x00007fba585528eb in WebCore::RenderLayer::paintLayerContents (this=0x29beb68, rootLayer=0x29c0068, context=0x7fff2eeac4c0, parentPaintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=224) at ../../Source/WebCore/rendering/RenderLayer.cpp:3272
#28 0x00007fba58551aea in WebCore::RenderLayer::paintLayerContentsAndReflection (this=0x29beb68, rootLayer=0x29c0068, context=0x7fff2eeac4c0, paintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=224) at ../../Source/WebCore/rendering/RenderLayer.cpp:3115
#29 0x00007fba5855197a in WebCore::RenderLayer::paintLayer (this=0x29beb68, rootLayer=0x29c0068, context=0x7fff2eeac4c0, paintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=224) at ../../Source/WebCore/rendering/RenderLayer.cpp:3094
#30 0x00007fba58552fbe in WebCore::RenderLayer::paintList (this=0x29c0068, list=0x2a0a410, rootLayer=0x29c0068, context=0x7fff2eeac4c0, paintDirtyRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=224) at ../../Source/WebCore/rendering/RenderLayer.cpp:3359
#31 0x00007fba58552b4d in WebCore::RenderLayer::paintLayerContents (this=0x29c0068, rootLayer=0x29c0068, context=0x7fff2eeac4c0, parentPaintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=224) at ../../Source/WebCore/rendering/RenderLayer.cpp:3295
#32 0x00007fba58551aea in WebCore::RenderLayer::paintLayerContentsAndReflection (this=0x29c0068, rootLayer=0x29c0068, context=0x7fff2eeac4c0, paintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:3115
#33 0x00007fba5855197a in WebCore::RenderLayer::paintLayer (this=0x29c0068, rootLayer=0x29c0068, context=0x7fff2eeac4c0, paintDirtyRect=..., subPixelAccumulation=..., paintBehavior=0, paintingRoot=0x0, region=0x0, overlapTestRequests=0x7fff2eeac150, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:3094
#34 0x00007fba58550c05 in WebCore::RenderLayer::paint (this=0x29c0068, context=0x7fff2eeac4c0, damageRect=..., paintBehavior=0, paintingRoot=0x0, region=0x0, paintFlags=0) at ../../Source/WebCore/rendering/RenderLayer.cpp:2903
#35 0x00007fba5824ac60 in WebCore::FrameView::paintContents (this=0x2ae7510, p=0x7fff2eeac4c0, rect=...) at ../../Source/WebCore/page/FrameView.cpp:3239
#36 0x00007fba583c89d8 in WebCore::ScrollView::paint (this=0x2ae7510, context=0x7fff2eeac4c0, rect=...) at ../../Source/WebCore/platform/ScrollView.cpp:1079
#37 0x00007fba57877c3d in WebKit::paintWebView (webView=0xbd4030, frame=0xbfc890, dirtyRegion=...) at ../../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:530
#38 0x00007fba57877ff2 in WebKit::ChromeClient::paint (this=0xb30c60) at ../../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:573
#39 0x00007fba578807c5 in WebCore::Timer<WebKit::ChromeClient>::fired (this=0xb30cd0) at ../../Source/WebCore/platform/Timer.h:106
#40 0x00007fba583eee89 in WebCore::ThreadTimers::sharedTimerFiredInternal (this=0xc0f750) at ../../Source/WebCore/platform/ThreadTimers.cpp:116
#41 0x00007fba583eed83 in WebCore::ThreadTimers::sharedTimerFired () at ../../Source/WebCore/platform/ThreadTimers.cpp:93
#42 0x00007fba58eace72 in WebCore::timeout_cb () at ../../Source/WebCore/platform/gtk/SharedTimerGtk.cpp:49
#43 0x00007fba56657a42 in g_timeout_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#44 0x00007fba56655c91 in g_main_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#45 0x00007fba56656956 in g_main_context_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#46 0x00007fba56656b39 in g_main_context_iterate () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#47 0x00007fba56656f69 in g_main_loop_run () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#48 0x00007fba56f45e22 in gtk_main () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libgtk-3.so.0
#49 0x000000000047c900 in runTest (inputLine=...) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:756
#50 0x000000000047bfd4 in runTestingServerLoop () at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:543
#51 0x000000000047f040 in main (argc=2, argv=0x7fff2eead698) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:1455

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