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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Segfault in `VectorBufferBase` at `../Source/WTF/wtf/Vector.h:330`"
   href="https://bugs.webkit.org/show_bug.cgi?id=142692#c10">Comment # 10</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Segfault in `VectorBufferBase` at `../Source/WTF/wtf/Vector.h:330`"
   href="https://bugs.webkit.org/show_bug.cgi?id=142692">bug 142692</a>
              from <span class="vcard"><a class="email" href="mailto:paulepanter&#64;users.sourceforge.net" title="Paul Menzel &lt;paulepanter&#64;users.sourceforge.net&gt;"> <span class="fn">Paul Menzel</span></a>
</span></b>
        <pre>Today I hit the same issue with Evolution 3.12.11 and WebKitGTK+ 2.4.9.

#0  0xffffffff in WebCore::Font::getGlyphsAndAdvancesForSimpleText(WebCore::TextRun const&amp;, int, int, WebCore::GlyphBuffer&amp;, WebCore::Font::ForTextEmphasisOrNot) const (this=0xaa5ae400, run=..., from=0, to=4, glyphBuffer=..., forTextEmphasis=WebCore::Font::NotForTextEmphasis)
    at ../Source/WebCore/platform/graphics/FontFastPath.cpp:130
#1  0xffffffff in WebCore::Font::drawSimpleText(WebCore::GraphicsContext*, WebCore::TextRun const&amp;, WebCore::FloatPoint const&amp;, int, int) const (this=0xaa5ae400, context=0xbfe0cdb0, run=..., point=..., from=0, to=4) at ../Source/WebCore/platform/graphics/FontFastPath.cpp:166
#2  0xffffffff in WebCore::Font::drawText(WebCore::GraphicsContext*, WebCore::TextRun const&amp;, WebCore::FloatPoint const&amp;, int, int, WebCore::Font::CustomFontNotReadyAction) const (this=0xaa5ae400, context=0xbfe0cdb0, run=..., point=..., from=0, to=4, customFontNotReadyAction=WebCore::Font::DoNotPaintIfFontNotReady) at ../Source/WebCore/platform/graphics/Font.cpp:338
#3  0xffffffff in WebCore::GraphicsContext::drawText(WebCore::Font const&amp;, WebCore::TextRun const&amp;, WebCore::FloatPoint const&amp;, int, int) (this=0xbfe0cdb0, font=..., run=..., point=..., from=0, to=-1) at ../Source/WebCore/platform/graphics/GraphicsContext.cpp:447
#4  0xffffffff in WebCore::SimpleLineLayout::paintFlow(WebCore::RenderBlockFlow const&amp;, WebCore::SimpleLineLayout::Layout const&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (flow=..., layout=..., paintInfo=..., paintOffset=...)
    at ../Source/WebCore/rendering/SimpleLineLayoutFunctions.cpp:96
#5  0xffffffff in WebCore::RenderBlockFlow::paintInlineChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlockFlow.cpp:3211
#6  0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2373
#7  0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#8  0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#9  0xffffffff in WebCore::RenderTableCell::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableCell.cpp:1042
#10 0xffffffff in WebCore::RenderTableSection::paintCell(WebCore::RenderTableCell*, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5060c0, cell=0xaa5a7b00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1013
#11 0xffffffff in WebCore::RenderTableSection::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5060c0, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1296
#12 0xffffffff in WebCore::RenderTableSection::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5060c0, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:961
#13 0xffffffff in WebCore::RenderTable::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506180, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:673
#14 0xffffffff in WebCore::RenderTable::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506180, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:642
#15 0xffffffff in WebCore::RenderBlock::paintChild(WebCore::RenderBox&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa502080, child=..., paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false)
    at ../Source/WebCore/rendering/RenderBlock.cpp:2423
#16 0xffffffff in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa502080, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../Source/WebCore/rendering/RenderBlock.cpp:2393
#17 0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa502080, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2386
#18 0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa502080, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#19 0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa502080, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#20 0xffffffff in WebCore::RenderTableCell::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa502080, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableCell.cpp:1042
#21 0xffffffff in WebCore::RenderTableSection::paintCell(WebCore::RenderTableCell*, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506240, cell=0xaa502080, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1013
#22 0xffffffff in WebCore::RenderTableSection::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506240, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1296
#23 0xffffffff in WebCore::RenderTableSection::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506240, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:961
#24 0xffffffff in WebCore::RenderTable::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5066c0, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:673
#25 0xffffffff in WebCore::RenderTable::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5066c0, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:642
#26 0xffffffff in WebCore::RenderBlock::paintChild(WebCore::RenderBox&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa5a7e00, child=..., paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false)
    at ../Source/WebCore/rendering/RenderBlock.cpp:2423
#27 0xffffffff in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa5a7e00, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../Source/WebCore/rendering/RenderBlock.cpp:2393
#28 0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7e00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2386
#29 0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7e00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#30 0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7e00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#31 0xffffffff in WebCore::RenderTableCell::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5a7e00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableCell.cpp:1042
#32 0xffffffff in WebCore::RenderTableSection::paintCell(WebCore::RenderTableCell*, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506600, cell=0xaa5a7e00, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1013
#33 0xffffffff in WebCore::RenderTableSection::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506600, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:1296
#34 0xffffffff in WebCore::RenderTableSection::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506600, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTableSection.cpp:961
#35 0xffffffff in WebCore::RenderTable::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506b40, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:673
#36 0xffffffff in WebCore::RenderTable::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa506b40, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderTable.cpp:642
#37 0xffffffff in WebCore::RenderBlock::paintChild(WebCore::RenderBox&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa5189d8, child=..., paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false)
    at ../Source/WebCore/rendering/RenderBlock.cpp:2423
#38 0xffffffff in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa5189d8, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../Source/WebCore/rendering/RenderBlock.cpp:2393
#39 0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5189d8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2386
#40 0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5189d8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#41 0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa5189d8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#42 0xffffffff in WebCore::RenderBlock::paintChild(WebCore::RenderBox&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa518ca8, child=..., paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false)
    at ../Source/WebCore/rendering/RenderBlock.cpp:2423
#43 0xffffffff in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa518ca8, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../Source/WebCore/rendering/RenderBlock.cpp:2393
#44 0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518ca8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2386
#45 0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518ca8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#46 0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518ca8, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#47 0xffffffff in WebCore::RenderBlock::paintChild(WebCore::RenderBox&amp;, WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa518c30, child=..., paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false)
    at ../Source/WebCore/rendering/RenderBlock.cpp:2423
#48 0xffffffff in WebCore::RenderBlock::paintChildren(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;, WebCore::PaintInfo&amp;, bool) (this=0xaa518c30, paintInfo=..., paintOffset=..., paintInfoForChild=..., usePrintRect=false) at ../Source/WebCore/rendering/RenderBlock.cpp:2393
#49 0xffffffff in WebCore::RenderBlock::paintContents(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518c30, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2386
#50 0xffffffff in WebCore::RenderBlock::paintObject(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518c30, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2509
#51 0xffffffff in WebCore::RenderBlock::paint(WebCore::PaintInfo&amp;, WebCore::LayoutPoint const&amp;) (this=0xaa518c30, paintInfo=..., paintOffset=...) at ../Source/WebCore/rendering/RenderBlock.cpp:2186
#52 0xffffffff in WebCore::RenderLayer::paintForegroundForFragmentsWithPhase(WebCore::PaintPhase, WTF::Vector&lt;WebCore::LayerFragment, 1u, WTF::CrashOnOverflow&gt; const&amp;, WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int, WebCore::RenderObject*) (this=0xbfd66f30, phase=WebCore::PaintPhaseForeground, layerFragments=..., context=0xbfe0cdb0, localPaintingInfo=..., paintBehavior=0, subtreePaintRootForRenderer=0x0) at ../Source/WebCore/rendering/RenderLayer.cpp:4477
#53 0xffffffff in WebCore::RenderLayer::paintForegroundForFragments(WTF::Vector&lt;WebCore::LayerFragment, 1u, WTF::CrashOnOverflow&gt; const&amp;, WebCore::GraphicsContext*, WebCore::GraphicsContext*, WebCore::LayoutRect const&amp;, bool, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int, WebCore::RenderObject*, bool, bool) (this=0xbfd66f30, layerFragments=..., context=0xbfe0cdb0, transparencyLayerContext=0xbfe0cdb0, transparencyPaintDirtyRect=..., haveTransparency=false, localPaintingInfo=..., paintBehavior=0, subtreePaintRootForRenderer=0x0, selectionOnly=false, forceBlackText=false) at ../Source/WebCore/rendering/RenderLayer.cpp:4441
#54 0xffffffff in WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=0xbfd66f30, context=0xbfe0cdb0, paintingInfo=..., paintFlags=224) at ../Source/WebCore/rendering/RenderLayer.cpp:4162
#55 0xffffffff in WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=&lt;optimized out&gt;, context=&lt;optimized out&gt;, paintingInfo=..., paintFlags=&lt;optimized out&gt;)
    at ../Source/WebCore/rendering/RenderLayer.cpp:3858
#56 0xffffffff in WebCore::RenderLayer::paintLayer(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=0xbfd66f30, context=0xbfe0cdb0, paintingInfo=..., paintFlags=224) at ../Source/WebCore/rendering/RenderLayer.cpp:3839
#57 0xffffffff in WebCore::RenderLayer::paintList(WTF::Vector&lt;WebCore::RenderLayer*, 0u, WTF::CrashOnOverflow&gt;*, WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=0xa48322a8, list=0xaa5960b0, context=0xbfe0cdb0, paintingInfo=..., paintFlags=224) at ../Source/WebCore/rendering/RenderLayer.cpp:4255
#58 0xffffffff in WebCore::RenderLayer::paintLayerContents(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=0xa48322a8, context=0xbfe0cdb0, paintingInfo=..., paintFlags=224) at ../Source/WebCore/rendering/RenderLayer.cpp:4173
#59 0xffffffff in WebCore::RenderLayer::paintLayerContentsAndReflection(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=&lt;optimized out&gt;, context=&lt;optimized out&gt;, paintingInfo=..., paintFlags=&lt;optimized out&gt;)
    at ../Source/WebCore/rendering/RenderLayer.cpp:3858
#60 0xffffffff in WebCore::RenderLayer::paintLayer(WebCore::GraphicsContext*, WebCore::RenderLayer::LayerPaintingInfo const&amp;, unsigned int) (this=0xa48322a8, context=0xbfe0cdb0, paintingInfo=..., paintFlags=0) at ../Source/WebCore/rendering/RenderLayer.cpp:3839
#61 0xffffffff in WebCore::RenderLayer::paint(WebCore::GraphicsContext*, WebCore::LayoutRect const&amp;, unsigned int, WebCore::RenderObject*, WebCore::RenderRegion*, unsigned int) (this=0xa48322a8, context=0xbfe0cdb0, damageRect=..., paintBehavior=0, subtreePaintRoot=0x0, region=0x0, paintFlags=0) at ../Source/WebCore/rendering/RenderLayer.cpp:3623
#62 0xffffffff in WebCore::FrameView::paintContents(WebCore::GraphicsContext*, WebCore::IntRect const&amp;) (this=0xaa50c8c0, p=0xbfe0cdb0, rect=...) at ../Source/WebCore/page/FrameView.cpp:3507
#63 0xffffffff in WebCore::ScrollView::paint(WebCore::GraphicsContext*, WebCore::IntRect const&amp;) (this=0xaa50c8c0, context=0xbfe0cdb0, rect=...) at ../Source/WebCore/platform/ScrollView.cpp:1162
#64 0xffffffff in WebKit::ChromeClient::paint(WebCore::Timer&lt;WebKit::ChromeClient&gt;*) (dirtyRegion=..., frame=0xaa504e00, webView=0xb7d764c0 [EMailDisplay]) at ../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:588
#65 0xffffffff in WebKit::ChromeClient::paint(WebCore::Timer&lt;WebKit::ChromeClient&gt;*) (this=0xa86394a8)
    at ../Source/WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:631
#66 0xffffffff in std::_Function_handler&lt;void (), std::_Bind&lt;std::_Mem_fn&lt;void (WebKit::ChromeClient::*)(WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; (WebKit::ChromeClient*, WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; &gt;::_M_invoke(std::_Any_data const&amp;) (__object=&lt;optimized out&gt;, this=&lt;optimized out&gt;) at /usr/include/c++/4.9/functional:569
#67 0xffffffff in std::_Function_handler&lt;void (), std::_Bind&lt;std::_Mem_fn&lt;void (WebKit::ChromeClient::*)(WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; (WebKit::ChromeClient*, WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; &gt;::_M_invoke(std::_Any_data const&amp;) (__args=&lt;optimized out&gt;, this=&lt;optimized out&gt;) at /usr/include/c++/4.9/functional:1264
#68 0xffffffff in std::_Function_handler&lt;void (), std::_Bind&lt;std::_Mem_fn&lt;void (WebKit::ChromeClient::*)(WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; (WebKit::ChromeClient*, WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; &gt;::_M_invoke(std::_Any_data const&amp;) (this=&lt;optimized out&gt;)
    at /usr/include/c++/4.9/functional:1323
#69 0xffffffff in std::_Function_handler&lt;void (), std::_Bind&lt;std::_Mem_fn&lt;void (WebKit::ChromeClient::*)(WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; (WebKit::ChromeClient*, WebCore::Timer&lt;WebKit::ChromeClient&gt;*)&gt; &gt;::_M_invoke(std::_Any_data const&amp;) (__functor=...)
    at /usr/include/c++/4.9/functional:2039
#70 0xffffffff in WebCore::Timer&lt;WebKit::ChromeClient&gt;::fired() (this=0xa8639520) at /usr/include/c++/4.9/functional:2439
#71 0xffffffff in WebCore::Timer&lt;WebKit::ChromeClient&gt;::fired() (this=0xa86394f8) at ../Source/WebCore/platform/Timer.h:132
#72 0xffffffff in WebCore::ThreadTimers::sharedTimerFiredInternal() (this=0xaa4ff240) at ../Source/WebCore/platform/ThreadTimers.cpp:132
#73 0xffffffff in WebCore::ThreadTimers::sharedTimerFired() () at ../Source/WebCore/platform/ThreadTimers.cpp:107
#74 0xffffffff in WebCore::sharedTimerTimeoutCallback(gpointer) () at ../Source/WebCore/platform/gtk/SharedTimerGtk.cpp:49
#75 0xffffffff in g_timeout_dispatch (source=0x9f7f72b8, callback=0xb57c6de0 &lt;WebCore::sharedTimerTimeoutCallback(gpointer)&gt;, user_data=0x0) at /build/glib2.0-ctZcLv/glib2.0-2.44.1/./glib/gmain.c:4545
#76 0xffffffff in g_main_context_dispatch (context=&lt;optimized out&gt;) at /build/glib2.0-ctZcLv/glib2.0-2.44.1/./glib/gmain.c:3122
#77 0xffffffff in g_main_context_dispatch (context=0x0) at /build/glib2.0-ctZcLv/glib2.0-2.44.1/./glib/gmain.c:3737
#78 0xffffffff in g_main_context_iterate (context=0xb7af10a0, block=0, block&#64;entry=1, dispatch=1, self=&lt;optimized out&gt;)
    at /build/glib2.0-ctZcLv/glib2.0-2.44.1/./glib/gmain.c:3808
#79 0xffffffff in g_main_loop_run (loop=0xa82a7570) at /build/glib2.0-ctZcLv/glib2.0-2.44.1/./glib/gmain.c:4002
#80 0xffffffff in gtk_main () at /build/gtk+3.0-IGfsio/gtk+3.0-3.14.5/./gtk/gtkmain.c:1207
#81 0xffffffff in main (argc=1, argv=0xbfe0d244) at main.c:685</pre>
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