Application: kontact (4.4.1)
KDE Platform Version: 4.4.1 (KDE 4.4.1) "release 225"
Qt Version: 4.6.2
Operating System: Linux 2.6.31.12-0.1-desktop x86_64
Distribution: "openSUSE 11.2 (x86_64)"

-- Information about the crash:
I selected an email that contains return to sender information.
Kmail crashes before updating email view

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#5  0x000000a200689201 in ?? ()
#6  0x00007f6fc7a7e629 in QMetaObject::cast (this=0x7f6fc78ff0a0, obj=0x2517550) at kernel/qmetaobject.cpp:266
#7  0x00007f6fc73d88b4 in qobject_cast<QTreeModel*> (object=<value optimized out>) at ../../src/corelib/kernel/qobject.h:455
#8  QTreeWidgetItem::executePendingSort (object=<value optimized out>) at itemviews/qtreewidget.cpp:2189
#9  0x00007f6fb03aba65 in indexOfChild (achild=<value optimized out>, this=<value optimized out>) at /usr/include/QtGui/qtreewidget.h:251
#10 KMMimePartTreeItem::KMMimePartTreeItem (achild=<value optimized out>, this=<value optimized out>) at /usr/src/debug/kdepim-4.4.1/kmail/kmmimeparttree.cpp:385
#11 0x00007f6fb03f0543 in partNode::fillMimePartTree (this=0x2bca200, parentItem=0x2e76450, mimePartTree=<value optimized out>, labelDescr=<value optimized out>, labelCntType=<value optimized out>, 
    labelEncoding=<value optimized out>, size=0, revertOrder=80) at /usr/src/debug/kdepim-4.4.1/kmail/partNode.cpp:549
#12 0x00007f6fb03dee0c in KMail::ObjectTreeParser::insertAndParseNewChildNode (this=0x7fffaf75d8b0, startNode=..., content=<value optimized out>, cntDesc=<value optimized out>, append=false, 
    addToTextualContent=<value optimized out>) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:232
#13 0x00007f6fb03e2c30 in KMail::ObjectTreeParser::processMessageRfc822Subtype (this=0x7fffaf75d8b0, node=0x2d52870) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:1582
#14 0x00007f6fb03de531 in KMail::ObjectTreeParser::parseObjectTree (this=0x7fffaf75d8b0, node=0x2d52870) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:318
#15 0x00007f6fb03de855 in KMail::ObjectTreeParser::stdChildHandling (this=0x7fffaf75dbc0, child=0x2be5ab0) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:1278
#16 0x00007f6fb03dec04 in KMail::ObjectTreeParser::processMultiPartMixedSubtype (this=0x2517550, node=<value optimized out>) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:1291
#17 0x00007f6fb03de531 in KMail::ObjectTreeParser::parseObjectTree (this=0x7fffaf75dbc0, node=0x28eabb0) at /usr/src/debug/kdepim-4.4.1/kmail/objecttreeparser.cpp:318
#18 0x00007f6fb0260530 in KMReaderWin::parseMsg (this=0x13a0720, aMsg=0xd55040) at /usr/src/debug/kdepim-4.4.1/kmail/kmreaderwin.cpp:1612
#19 0x00007f6fb0256770 in KMReaderWin::displayMessage (this=0x13a0720) at /usr/src/debug/kdepim-4.4.1/kmail/kmreaderwin.cpp:1536
#20 0x00007f6fb0256940 in KMReaderWin::updateReaderWin (this=0x13a0720) at /usr/src/debug/kdepim-4.4.1/kmail/kmreaderwin.cpp:1479
#21 0x00007f6fb0257215 in KMReaderWin::update (this=0x13a0720, observable=<value optimized out>) at /usr/src/debug/kdepim-4.4.1/kmail/kmreaderwin.cpp:904
#22 0x00007f6fb047dd11 in KMail::ISubject::notify (this=0xd55110) at /usr/src/debug/kdepim-4.4.1/kmail/isubject.cpp:33
#23 0x00007f6fb017a53c in KMMessage::updateBodyPart (this=0xd55040, partSpecifier=) at /usr/src/debug/kdepim-4.4.1/kmail/kmmessage.cpp:3185
#24 0x00007f6fb0455689 in KMail::ImapJob::slotGetMessageResult (this=0x288ac50, job=<value optimized out>) at /usr/src/debug/kdepim-4.4.1/kmail/imapjob.cpp:435
#25 0x00007f6fb045724b in KMail::ImapJob::qt_metacall (this=0x288ac50, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffaf75e680) at /usr/src/debug/kdepim-4.4.1/build/kmail/imapjob.moc:88
#26 0x00007f6fc7a8c78f in QMetaObject::activate (sender=0x2d2a730, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cf7a30) at kernel/qobject.cpp:3293
#27 0x00007f6fc7e339b2 in KJob::result(KJob*) () from /usr/lib64/libkdecore.so.5
#28 0x00007f6fc7e3a990 in KJob::emitResult() () from /usr/lib64/libkdecore.so.5
#29 0x00007f6fc527ea53 in KIO::SimpleJob::slotFinished (this=0x2d2a730) at /usr/src/debug/kdelibs-4.4.1/kio/kio/job.cpp:486
#30 0x00007f6fc53158b7 in KIO::TransferJob::slotFinished (this=0x2d2a730) at /usr/src/debug/kdelibs-4.4.1/kio/kio/job.cpp:1058
#31 0x00007f6fc52fe671 in KIO::TransferJob::qt_metacall (this=0x2d2a730, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffaf75ea90)
    at /usr/src/debug/kdelibs-4.4.1/build/kio/jobclasses.moc:367
#32 0x00007f6fc7a8c78f in QMetaObject::activate (sender=0xe9b6a0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cf7a30) at kernel/qobject.cpp:3293
#33 0x00007f6fc53514f1 in KIO::SlaveInterface::dispatch (this=0xe9b6a0, _cmd=104, rawdata=...) at /usr/src/debug/kdelibs-4.4.1/kio/kio/slaveinterface.cpp:175
#34 0x00007f6fc523f7b3 in KIO::SlaveInterface::dispatch (this=0xe9b6a0) at /usr/src/debug/kdelibs-4.4.1/kio/kio/slaveinterface.cpp:91
#35 0x00007f6fc5280d06 in KIO::Slave::gotInput (this=0xe9b6a0) at /usr/src/debug/kdelibs-4.4.1/kio/kio/slave.cpp:324
#36 0x00007f6fc5280edc in KIO::Slave::qt_metacall (this=0xe9b6a0, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffaf75eeb0) at /usr/src/debug/kdelibs-4.4.1/build/kio/slave.moc:82
#37 0x00007f6fc7a8c78f in QMetaObject::activate (sender=0xe9bc20, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2cf7a30) at kernel/qobject.cpp:3293
#38 0x00007f6fc5241667 in KIO::ConnectionPrivate::dequeue (this=0xe9dc80) at /usr/src/debug/kdelibs-4.4.1/kio/kio/connection.cpp:82
#39 0x00007f6fc524172d in KIO::Connection::qt_metacall (this=0xe9bc20, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x1464c50) at /usr/src/debug/kdelibs-4.4.1/build/kio/connection.moc:79
#40 0x00007f6fc7a896c9 in QObject::event (this=0xe9bc20, e=0x145adf0) at kernel/qobject.cpp:1248
#41 0x00007f6fc6e35e1c in QApplicationPrivate::notify_helper (this=0x63def0, receiver=0xe9bc20, e=0x145adf0) at kernel/qapplication.cpp:4300
#42 0x00007f6fc6e3c3fb in QApplication::notify (this=0x7fffaf75f9c0, receiver=0xe9bc20, e=0x145adf0) at kernel/qapplication.cpp:4183
#43 0x00007f6fc83d7456 in KApplication::notify (this=0x7fffaf75f9c0, receiver=0xe9bc20, event=0x145adf0) at /usr/src/debug/kdelibs-4.4.1/kdeui/kernel/kapplication.cpp:302
#44 0x00007f6fc7a7998c in QCoreApplication::notifyInternal (this=0x7fffaf75f9c0, receiver=0xe9bc20, event=0x145adf0) at kernel/qcoreapplication.cpp:704
#45 0x00007f6fc7a7c107 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:215
#46 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1345
#47 0x00007f6fc7aa3373 in sendPostedEvents () at kernel/qcoreapplication.h:220
#48 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:276
#49 0x00007f6fbf28edee in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#50 0x00007f6fbf2927b8 in ?? () from /usr/lib64/libglib-2.0.so.0
#51 0x00007f6fbf2928e0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#52 0x00007f6fc7aa2eb3 in QEventDispatcherGlib::processEvents (this=0x613810, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#53 0x00007f6fc6ee451e in QGuiEventDispatcherGlib::processEvents (this=0x2517550, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#54 0x00007f6fc7a782a2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#55 0x00007f6fc7a7867c in QEventLoop::exec (this=0x7fffaf75f900, flags=) at kernel/qeventloop.cpp:201
#56 0x00007f6fc7a7c3cb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#57 0x0000000000403ede in _start ()

Reported using DrKonqi