Bug 264232

Application: kontact (4.4.7)
KDE Platform Version: 4.5.3 (KDE 4.5.3)
Qt Version: 4.6.3
Operating System: Linux 2.6.37-trunk-amd64 x86_64
Distribution: Debian GNU/Linux 6.0 (squeeze)

-- Information about the crash:
Hi,

Khtml crash in konact/akregator view when I opened kdecommit-digest news page.
Very difficult to reproduce but Khtml seem to randomly crash in some case.

Regards,
Thomas PIERSON

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
The current source language is "auto; currently asm".
[KCrash Handler]
#6  0x00007f83efcd83d8 in khtml::RenderStyle::position (this=0x3d08428, ancestorLayer=0x239bc30, x=@0x7fffc221226c, y=@0x7fffc2212268) at ../../khtml/rendering/render_style.h:1031
#7  khtml::RenderLayer::convertToLayerCoords (this=0x3d08428, ancestorLayer=0x239bc30, x=@0x7fffc221226c, y=@0x7fffc2212268) at ../../khtml/rendering/render_layer.cpp:627
#8  0x00007f83efcd9463 in khtml::RenderLayer::calculateRects (this=0x3d08428, rootLayer=0x239bc30, paintDirtyRect=<value optimized out>, layerBounds=..., backgroundRect=..., foregroundRect=...)
    at ../../khtml/rendering/render_layer.cpp:1320
#9  0x00007f83efcdc2d9 in khtml::RenderLayer::nodeAtPointForLayer (this=0x3d08370, rootLayer=0x239bc30, info=<value optimized out>, xMousePos=16, yMousePos=1946, hitTestRect=...)
    at ../../khtml/rendering/render_layer.cpp:1198
#10 0x00007f83efcdc32a in khtml::RenderLayer::nodeAtPointForLayer (this=0x239bdb0, rootLayer=0x239bc30, info=<value optimized out>, xMousePos=16, yMousePos=1946, hitTestRect=...)
    at ../../khtml/rendering/render_layer.cpp:1214
#11 0x00007f83efcdc32a in khtml::RenderLayer::nodeAtPointForLayer (this=0x239bc30, rootLayer=0x239bc30, info=<value optimized out>, xMousePos=16, yMousePos=1946, hitTestRect=...)
    at ../../khtml/rendering/render_layer.cpp:1214
#12 0x00007f83efcdc650 in khtml::RenderLayer::nodeAtPoint (this=0x239bc30, info=..., x=16, y=1946) at ../../khtml/rendering/render_layer.cpp:1175
#13 0x00007f83efc2ea8f in DOM::MouseEventImpl::computeLayerPos (this=0x427b740) at ../../khtml/xml/dom2_eventsimpl.cpp:523
#14 0x00007f83efc327b2 in MouseEventImpl (this=0x427b740, _id=<value optimized out>, canBubbleArg=<value optimized out>, cancelableArg=<value optimized out>, viewArg=<value optimized out>, 
    detailArg=<value optimized out>, screenXArg=2096, screenYArg=346, clientXArg=16, clientYArg=206, pageXArg=16, pageYArg=1946, ctrlKeyArg=false, altKeyArg=false, shiftKeyArg=false, 
    metaKeyArg=false, buttonArg=65535, relatedTargetArg=0x31b8b00, qe=0x0, isDoubleClick=false, orient=DOM::MouseEventImpl::ONone) at ../../khtml/xml/dom2_eventsimpl.cpp:503
#15 0x00007f83efb61d93 in KHTMLView::dispatchMouseEvent (this=0x2cc5ee0, eventId=<value optimized out>, targetNode=0x31b8b00, targetNodeNonShared=<value optimized out>, 
    cancelable=<value optimized out>, detail=<value optimized out>, _mouse=0x7fffc22137b0, setUnder=true, mouseEventType=4, orient=0) at ../../khtml/khtmlview.cpp:3687
#16 0x00007f83efb70785 in KHTMLView::mouseMoveEvent (this=0x2cc5ee0, _mouse=0x7fffc22137b0) at ../../khtml/khtmlview.cpp:1362
#17 0x00007f83f102428f in QWidget::event (this=0x2cc5ee0, event=0x7fffc22137b0) at kernel/qwidget.cpp:8029
#18 0x00007f83f13cb716 in QFrame::event (this=0x2cc5ee0, e=0x7fffc22137b0) at widgets/qframe.cpp:557
#19 0x00007f83efb6cbd5 in KHTMLView::widgetEvent (this=0x2cc5ee0, e=0x239bc30) at ../../khtml/khtmlview.cpp:2362
#20 0x00007f83efb6cedf in KHTMLView::eventFilter (this=0x2cc5ee0, o=0x2b28d60, e=0x7fffc22137b0) at ../../khtml/khtmlview.cpp:2207
#21 0x00007f83f1c2d4b7 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2b28d60, event=0x7fffc22137b0) at kernel/qcoreapplication.cpp:841
#22 0x00007f83f0fce2fc in QApplicationPrivate::notify_helper (this=0xbaeb90, receiver=0x2b28d60, e=0x7fffc22137b0) at kernel/qapplication.cpp:4298
#23 0x00007f83f0fd4fdb in QApplication::notify (this=0x7fffc2214310, receiver=0x2b28d60, e=0x7fffc22137b0) at kernel/qapplication.cpp:3867
#24 0x00007f83f266bef6 in KApplication::notify (this=0x7fffc2214310, receiver=0x2b28d60, event=0x7fffc22137b0) at ../../kdeui/kernel/kapplication.cpp:310
#25 0x00007f83f1c2e09c in QCoreApplication::notifyInternal (this=0x7fffc2214310, receiver=0x2b28d60, event=0x7fffc22137b0) at kernel/qcoreapplication.cpp:726
#26 0x00007f83f0fd41be in QCoreApplication::sendEvent (receiver=0x2b28d60, event=0x7fffc22137b0, alienWidget=0x2b28d60, nativeWidget=0x2358970, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#27 QApplicationPrivate::sendMouseEvent (receiver=0x2b28d60, event=0x7fffc22137b0, alienWidget=0x2b28d60, nativeWidget=0x2358970, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2967
#28 0x00007f83f105407b in QETWidget::translateMouseEvent (this=0x2358970, event=<value optimized out>) at kernel/qapplication_x11.cpp:4380
#29 0x00007f83f10529dc in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fffc2213f30) at kernel/qapplication_x11.cpp:3513
#30 0x00007f83f107e5a2 in x11EventSourceDispatch (s=0xbaabf0, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007f83e96d56f2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#32 0x00007f83e96d9568 in ?? () from /lib/libglib-2.0.so.0
#33 0x00007f83e96d971c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#34 0x00007f83f1c576b3 in QEventDispatcherGlib::processEvents (this=0xb7f640, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#35 0x00007f83f107e19e in QGuiEventDispatcherGlib::processEvents (this=0x3d08370, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007f83f1c2c9c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#37 0x00007f83f1c2cd9c in QEventLoop::exec (this=0x7fffc2214250, flags=) at kernel/qeventloop.cpp:201
#38 0x00007f83f1c31a2b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#39 0x0000000000403e6e in _start ()

Possible duplicates by query: bug 197447.

Reported using DrKonqi