[Webkit-unassigned] [Bug 18310] Acid3 gets segmentation fault with pango

Thu Jul 10 01:43:27 PDT 2008

https://bugs.webkit.org/show_bug.cgi?id=18310

------- Comment #3 from cbergstrom at netsyncro.com  2008-07-10 01:43 PDT -------
Full stack with debugging to help..

gdb /usr/bin/midori 
GNU gdb 6.7.1
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-pc-linux-gnu"...
(no debugging symbols found)
Using host libthread_db library "/lib64/libthread_db.so.1".
(gdb) run
Starting program: /usr/bin/midori 
(no debugging symbols found)
warning: Lowest section in /usr/lib64/libicudata.so.38 is .hash at
0000000000000190
[Thread debugging using libthread_db enabled]
[New Thread 0x2b39aa754cc0 (LWP 26686)]

(midori:26686): Gtk-WARNING **: Unable to locate theme engine in module_path:
"murrine",
UNIMPLEMENTED: 
(WebCore/platform/gtk/PasteboardGtk.cpp:90 WebCore::Pasteboard::Pasteboard())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:630 virtual void
WebKit::FrameLoaderClient::provisionalLoadStarted())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:401 virtual bool
WebKit::FrameLoaderClient::hasWebView() const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:456 virtual void
WebKit::FrameLoaderClient::setCopiesOnScroll())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:637 virtual void
WebKit::FrameLoaderClient::prepareForDataSourceReplacement())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:407 virtual bool
WebKit::FrameLoaderClient::hasFrameView() const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:217 virtual void
WebKit::EditorClient::clearUndoRedoOperations())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:356 virtual WebCore::String
WebKit::FrameLoaderClient::overrideMediaType() const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:418 virtual void
WebKit::FrameLoaderClient::frameLoadCompleted())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:451 virtual void
WebKit::FrameLoaderClient::forceLayoutForNonHTML())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/ChromeClientGtk.cpp:264 virtual void
WebKit::ChromeClient::addToDirtyRegion(const WebCore::IntRect&))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:569 virtual void
WebKit::FrameLoaderClient::cancelPolicyCheck())
UNIMPLEMENTED: 
(WebKit/gtk/webkit/webkitwebview.cpp:569 WebKitNavigationResponse
webkit_web_view_real_navigation_requested(WebKitWebView*, WebKitWebFrame*,
WebKitNetworkRequest*))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:594 virtual bool
WebKit::FrameLoaderClient::canHandleRequest(const WebCore::ResourceRequest&)
const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:210 virtual void
WebKit::FrameLoaderClient::assignIdentifierToInitialRequest(long unsigned int,
WebCore::DocumentLoader*, const WebCore::ResourceRequest&))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:205 virtual void
WebKit::FrameLoaderClient::dispatchWillSendRequest(WebCore::DocumentLoader*,
long unsigned int, WebCore::ResourceRequest&, const
WebCore::ResourceResponse&))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:606 virtual bool
WebKit::FrameLoaderClient::representationExistsForURLScheme(const
WebCore::String&) const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:559 virtual void
WebKit::FrameLoaderClient::dispatchDidFirstLayout())
[New Thread 0x40804950 (LWP 26689)]
[Thread 0x40804950 (LWP 26689) exited]
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:600 virtual bool
WebKit::FrameLoaderClient::canShowMIMEType(const WebCore::String&) const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:513 virtual void
WebKit::FrameLoaderClient::dispatchWillClose())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:441 virtual void
WebKit::FrameLoaderClient::makeRepresentation(WebCore::DocumentLoader*))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:756 virtual void
WebKit::FrameLoaderClient::updateGlobalHistory(const WebCore::KURL&))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:584 virtual void
WebKit::FrameLoaderClient::willChangeTitle(WebCore::DocumentLoader*))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:648 virtual void
WebKit::FrameLoaderClient::dispatchDidReceiveContentLength(WebCore::DocumentLoader*,
long unsigned int, int))
UNIMPLEMENTED: 
(WebKit/gtk/webkit/webkitwebview.cpp:575 void
webkit_web_view_real_window_object_cleared(WebKitWebView*, WebKitWebFrame*,
OpaqueJSContext*, OpaqueJSValue*))
UNIMPLEMENTED: 
(WebCore/platform/gtk/RenderThemeGtk.cpp:415 virtual void
WebCore::RenderThemeGtk::systemFont(int, WebCore::FontDescription&) const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:554 virtual void
WebKit::FrameLoaderClient::dispatchDidFinishDocumentLoad())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:574 virtual void
WebKit::FrameLoaderClient::dispatchDidLoadMainResource(WebCore::DocumentLoader*))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:653 virtual void
WebKit::FrameLoaderClient::dispatchDidFinishLoading(WebCore::DocumentLoader*,
long unsigned int))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:103 virtual bool
WebKit::EditorClient::isContinuousSpellCheckingEnabled())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:488 virtual void
WebKit::FrameLoaderClient::dispatchDidHandleOnloadEvents())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:139 virtual bool
WebKit::EditorClient::shouldChangeSelectedRange(WebCore::Range*,
WebCore::Range*, WebCore::EAffinity, bool))
UNIMPLEMENTED: 
(WebCore/page/gtk/EventHandlerGtk.cpp:90 bool
WebCore::EventHandler::eventActivatedView(const WebCore::PlatformMouseEvent&)
const)
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:133 virtual bool
WebKit::EditorClient::shouldInsertText(const WebCore::String&, WebCore::Range*,
WebCore::EditorInsertAction))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:207 virtual void
WebKit::EditorClient::registerCommandForUndo(WTF::PassRefPtr<WebCore::EditCommand>))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/EditorClientGtk.cpp:162 virtual void
WebKit::EditorClient::respondToChangedContents())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:423 virtual void
WebKit::FrameLoaderClient::saveViewStateToItem(WebCore::HistoryItem*))
UNIMPLEMENTED: 
(WebCore/page/gtk/FrameGtk.cpp:53 void
WebCore::Frame::clearPlatformScriptObjects())
[New Thread 0x40804950 (LWP 26691)]
[Thread 0x40804950 (LWP 26691) exited]
[New Thread 0x40804950 (LWP 26692)]
[Thread 0x40804950 (LWP 26692) exited]
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/DragClientGtk.cpp:44 virtual
WebCore::DragSourceAction
WebKit::DragClient::dragSourceActionMaskForPoint(const WebCore::IntPoint&))
[New Thread 0x40804950 (LWP 26709)]
[Thread 0x40804950 (LWP 26709) exited]
UNIMPLEMENTED: 
(WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp:595 void
WebCore::GraphicsContext::setPlatformShadow(const WebCore::IntSize&, int, const
WebCore::Color&))
UNIMPLEMENTED: 
(WebCore/platform/graphics/cairo/GraphicsContextCairo.cpp:600 void
WebCore::GraphicsContext::clearPlatformShadow())
NPP_GetJavaClass()
NPP_Initialize()
NPP_GetValue()
NPP_GetValue()
NPP_GetJavaClass()
NPP_Initialize()
NPP_GetValue()
NPP_GetValue()
UNIMPLEMENTED: 
(WebCore/platform/gtk/LocalizedStringsGtk.cpp:326 WebCore::String
WebCore::imageTitle(const WebCore::String&, const WebCore::IntSize&))
UNIMPLEMENTED: 
(WebCore/platform/graphics/gtk/MediaPlayerPrivateGStreamer.cpp:594 static void
WebCore::MediaPlayerPrivate::getSupportedTypes(WTF::HashSet<WebCore::String,
WebCore::StringHash, WTF::HashTraits<WebCore::String> >&))
UNIMPLEMENTED: 
(WebCore/platform/gtk/PlatformScreenGtk.cpp:49 int
WebCore::screenDepthPerComponent(WebCore::Widget*))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:503 virtual void
WebKit::FrameLoaderClient::dispatchWillPerformClientRedirect(const
WebCore::KURL&, double, double))
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:498 virtual void
WebKit::FrameLoaderClient::dispatchDidCancelClientRedirect())
UNIMPLEMENTED: 
(WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:663 virtual bool
WebKit::FrameLoaderClient::dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*,
const WebCore::ResourceRequest&, const WebCore::ResourceResponse&, int))

(midori:26686): Pango-CRITICAL **: pango_font_describe_with_absolute_size:
assertion `font != NULL' failed

(midori:26686): Pango-CRITICAL **: pango_font_description_get_family: assertion
`desc != NULL' failed

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x2b39aa754cc0 (LWP 26686)]
0x00002b39a7b05115 in g_str_hash () from /usr/lib/libglib-2.0.so.0
(gdb) bt
#0  0x00002b39a7b05115 in g_str_hash () from /usr/lib/libglib-2.0.so.0
#1  0x00002b39a7ad3dad in g_hash_table_lookup () from /usr/lib/libglib-2.0.so.0
#2  0x00002b399cb34f40 in WebCore::FontPlatformData::isFixedPitch (this=0x0) at
WebCore/platform/graphics/gtk/FontPlatformDataPango.cpp:194
#3  0x00002b399cb35ddd in WebCore::SimpleFontData::determinePitch
(this=0x152baa0) at WebCore/platform/graphics/gtk/SimpleFontDataPango.cpp:121
#4  0x00002b399c62bde7 in SimpleFontData (this=0x152baa0, f=@0x7fff0f35fb90,
customFont=224, loading=255, svgFontData=0x13a17a0) at
WebCore/platform/graphics/SimpleFontData.cpp:85
#5  0x00002b399c0fbbba in WebCore::CSSFontFaceSource::getFontData
(this=0x13f95f0, fontDescription=@0x152baa0, syntheticBold=false,
syntheticItalic=false, fontSelector=0xb666e0)
    at ./WebCore/platform/graphics/FontDescription.h:75
#6  0x00002b399c0eb753 in WebCore::CSSFontFace::getFontData (this=0x13a7a20,
fontDescription=@0x12a8500, syntheticBold=false, syntheticItalic=false) at
./JavaScriptCore/wtf/Vector.h:446
#7  0x00002b399c154146 in WebCore::CSSSegmentedFontFace::getFontData
(this=0x13b2690, fontDescription=@0x12a8500) at
./JavaScriptCore/wtf/RefPtr.h:446
#8  0x00002b399c0f253d in WebCore::CSSFontSelector::getFontData
(this=0x142be40, fontDescription=@0x12a8500, familyName=@0x1) at
./JavaScriptCore/wtf/RefPtr.h:61
#9  0x00002b399c6067c8 in WebCore::FontCache::getFontData (font=@0x12a8500,
familyIndex=@0x12a85b0, fontSelector=0x142be40) at
WebCore/platform/graphics/Font.h:163
#10 0x00002b399c619221 in WebCore::FontFallbackList::fontDataAt
(this=0x12a8580, font=0x12a8500, realizedFontIndex=2828708576) at
./JavaScriptCore/wtf/RefPtr.h:55
#11 0x00002b399c619404 in WebCore::FontFallbackList::determinePitch
(this=0x12a8580, font=0x2b39a89aaae0) at
WebCore/platform/graphics/FontFallbackList.h:60
#12 0x00002b399c60fae2 in WebCore::Font::isFixedPitch (this=0x12a8500) at
WebCore/platform/graphics/FontFallbackList.h:49
#13 0x00002b399c786930 in WebCore::RenderText::calcPrefWidths (this=0x12ab728,
leadWidth=0) at WebCore/rendering/RenderText.cpp:368
#14 0x00002b399c7846b1 in WebCore::RenderText::maxPrefWidth (this=0x12ab728) at
WebCore/rendering/RenderText.cpp:500
#15 0x00002b399c7858cc in WebCore::RenderText::width (this=0x12ab728, from=0,
len=24, f=@0x12a8500, xPos=0) at WebCore/rendering/RenderText.cpp:1016
#16 0x00002b399c6a7b1c in WebCore::RenderBlock::findNextLineBreak
(this=0xd23ee8, resolver=@0x7fff0f3605e0, clear=0x7fff0f360534) at
WebCore/rendering/bidi.cpp:1997
#17 0x00002b399c6a9462 in WebCore::RenderBlock::layoutInlineChildren
(this=0xd23ee8, relayoutChildren=true, repaintTop=@0x7fff0f360790,
repaintBottom=@0x7fff0f360794)
    at WebCore/rendering/bidi.cpp:944
#18 0x00002b399c6d7c03 in WebCore::RenderBlock::layoutBlock (this=0xd23ee8,
relayoutChildren=true) at WebCore/rendering/RenderBlock.cpp:624
#19 0x00002b399c6c4185 in WebCore::RenderBlock::layout (this=0xd23ee8) at
WebCore/rendering/RenderBlock.cpp:535
#20 0x00002b399cadaa8c in WebCore::RenderSVGText::layout (this=0xd23ee8) at
WebCore/rendering/RenderSVGText.cpp:103
#21 0x00002b399cad8edb in WebCore::RenderSVGRoot::layout (this=0x13da088) at
WebCore/rendering/RenderObject.h:507
#22 0x00002b399c6d52c8 in WebCore::RenderBlock::layoutBlockChildren
(this=0x12b6708, relayoutChildren=false, maxFloatBottom=@0x7fff0f360acc) at
WebCore/rendering/RenderBlock.cpp:1280
#23 0x00002b399c6d80ad in WebCore::RenderBlock::layoutBlock (this=0x12b6708,
relayoutChildren=false) at WebCore/rendering/RenderBlock.cpp:626
#24 0x00002b399c6c4185 in WebCore::RenderBlock::layout (this=0x12b6708) at
WebCore/rendering/RenderBlock.cpp:535
#25 0x00002b399c794c3a in WebCore::RenderView::layout (this=0x12b6708) at
WebCore/rendering/RenderView.cpp:113
#26 0x00002b399c5a4779 in WebCore::FrameView::layout (this=0x13441c0,
allowSubtree=44) at WebCore/page/FrameView.cpp:483
#27 0x00002b399c1c88a5 in WebCore::Document::updateLayout (this=0x1500b00) at
WebCore/dom/Document.cpp:1197
#28 0x00002b399c1ea98b in
WebCore::Document::updateLayoutIgnorePendingStylesheets (this=0x1500b00) at
WebCore/dom/Document.cpp:1228
#29 0x00002b399ca5fa11 in WebCore::SVGTextContentElement::getNumberOfChars
(this=0x132f120) at ./WebCore/dom/Node.h:296
#30 0x00002b399cd90003 in
WebCore::jsSVGTextContentElementPrototypeFunctionGetNumberOfChars
(exec=0x7fff0f3619b0, thisValue=0x2aaab3b24e80, args=@0xffffffff)
    at ./JavaScriptCore/kjs/JSNumberCell.h:121
#31 0x00002b399cdf5dd1 in KJS::Machine::privateExecute (this=0x94f1b0,
flag=2828708576, exec=0x7fff0f3619b0, registerFile=0x94f1c8, r=0x2aaab23a5178,
scopeChain=0x13ca320, 
    codeBlock=0x13da2a0, exception=0xfceba0) at
JavaScriptCore/VM/Machine.cpp:2285
#32 0x00002b399cdfb27e in KJS::Machine::execute (this=0x94f1b0,
functionBodyNode=0x1430080, exec=0xfceb90, function=0x2aaab25bdb80,
thisObj=0x13a17a0, args=@0x10, scopeChain=0xc43300, 
    exception=0xfceba0) at JavaScriptCore/VM/Machine.cpp:764
#33 0x00002b399ceeb9b6 in KJS::JSFunction::call (this=0x2aaab25bdb80,
exec=0xfceb90, thisValue=0x2b39a89aaae0, args=@0x7fff0f361c00) at
JavaScriptCore/kjs/ExecState.h:82
#34 0x00002b399ceedd88 in KJS::call (exec=0xfceb90,
functionObject=0x2aaab25bdb80, callType=2828708576, callData=@0x6512d0,
thisValue=0x2aaab25bfa80, args=@0x7fff0f361c00)
    at JavaScriptCore/kjs/JSValue.cpp:111
#35 0x00002b399c0b88f0 in WebCore::ScheduledAction::execute (this=0x13a1010,
windowShell=0x2aaab25bfa80) at ./JavaScriptCore/kjs/protect.h:68
#36 0x00002b399c068815 in WebCore::JSDOMWindowBase::timerFired
(this=0x2aaab25bfa40, timer=0x1016310) at
WebCore/bindings/js/JSDOMWindowBase.cpp:1266
#37 0x00002b399c068b6d in WebCore::DOMWindowTimer::fired (this=0x2b39a89aaae0)
at WebCore/bindings/js/JSDOMWindowBase.cpp:1300
#38 0x00002b399c667ad7 in WebCore::TimerBase::fireTimers
(fireTime=1215699071.059026, firingTimers=@0x7fff0f361e80) at
WebCore/platform/Timer.cpp:347
#39 0x00002b399c667c28 in WebCore::TimerBase::sharedTimerFired () at
WebCore/platform/Timer.cpp:368
#40 0x00002b399cb1b23a in timeout_cb () at
WebCore/platform/gtk/SharedTimerGtk.cpp:48
#41 0x00002b39a7ae563b in ?? () from /usr/lib/libglib-2.0.so.0
#42 0x00002b39a7ae1b46 in g_main_context_dispatch () from
/usr/lib/libglib-2.0.so.0
#43 0x00002b39a7ae3737 in ?? () from /usr/lib/libglib-2.0.so.0
#44 0x00002b39a7ae3a98 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#45 0x00002b39a31c9b59 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#46 0x000000000040ecdb in main ()

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