Application that crashed: kmail
Version of the application: 1.12.0
KDE Version: 4.2.98 (KDE 4.2.98 (KDE 4.3 RC3))
Qt Version: 4.5.0
Operating System: Linux 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
I'm reading maillists on another  imap account. Switching to my gmail account. Reading two mails. Switching to third and last unread mail in this folder. Kmail crash with signal 11.

Regards,

 -- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
[KCrash Handler]
#6  QObjectPrivate::refSender (this=0x8d26e78, sender=0x8d179b8, signal=4) at kernel/qobject.cpp:324
#7  0xb5f20a5c in QMetaObject::connect (sender=0x8d179b8, signal_index=4, receiver=0x8d34fa8, method_index=83, type=<value optimized out>, types=0x0) at kernel/qobject.cpp:2767
#8  0xb5f20ea2 in QObject::connect (sender=0x8d179b8, signal=0xb5fa7074 "timeout()", receiver=0x8d34fa8, method=0xb79bab1b "injectAttachments()", type=Qt::AutoConnection) at kernel/qobject.cpp:2503
#9  0xb5f2a565 in QSingleShotTimer (this=0x8d179b8, msec=1, receiver=0x8d34fa8, member=0xb79bab1a "1injectAttachments()") at kernel/qtimer.cpp:281
#10 0xb5f2a5f1 in QTimer::singleShot (msec=1, receiver=0x8d34fa8, member=0xb79bab1a "1injectAttachments()") at kernel/qtimer.cpp:333
#11 0xb74f771f in KMReaderWin::displayMessage (this=0x8d34fa8) at /build/buildd/kdepim-4.2.98/kmail/kmreaderwin.cpp:1597
#12 0xb74f78b0 in KMReaderWin::updateReaderWin (this=0x8d34fa8) at /build/buildd/kdepim-4.2.98/kmail/kmreaderwin.cpp:1529
#13 0xb74f7cd0 in KMReaderWin::update (this=0x8d34fa8, observable=0x80083c0) at /build/buildd/kdepim-4.2.98/kmail/kmreaderwin.cpp:932
#14 0xb775d604 in KMail::ISubject::notify (this=0x9f18730) at /build/buildd/kdepim-4.2.98/kmail/isubject.cpp:29
#15 0xb74001ce in KMMessage::updateBodyPart (this=0x9f186c0, partSpecifier=
      {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 49143}, alloc = 0, size = 0, data = 0xb6003a5a, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 648}, alloc = 0, size = 0, data = 0xb6003a6e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0xbf8e731c, static codecForCStrings = 0x0}, data=@0x974df48) at /build/buildd/kdepim-4.2.98/kmail/kmmessage.cpp:3196
#16 0xb772f837 in KMail::ImapJob::slotGetMessageResult (this=0x9750c18, job=0x9f602b8) at /build/buildd/kdepim-4.2.98/kmail/imapjob.cpp:435
#17 0xb7733ea4 in KMail::ImapJob::qt_metacall (this=0x9750c18, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbf8e742c) at /build/buildd/kdepim-4.2.98/obj-i486-linux-gnu/kmail/imapjob.moc:82
#18 0xb5f24ca8 in QMetaObject::activate (sender=0x9f602b8, from_signal_index=7, to_signal_index=7, argv=0xbf8e742c) at kernel/qobject.cpp:3069
#19 0xb5f25932 in QMetaObject::activate (sender=0x9f602b8, m=0xb7d30da8, local_signal_index=3, argv=0xbf8e742c) at kernel/qobject.cpp:3143
#20 0xb7bd4cb3 in KJob::result (this=0x9f602b8, _t1=0x9f602b8) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kdecore/kjob.moc:188
#21 0xb7bd5159 in KJob::emitResult (this=0x9f602b8) at /build/buildd/kde4libs-4.2.98a/kdecore/jobs/kjob.cpp:304
#22 0xb6ce2b95 in KIO::SimpleJob::slotFinished (this=0x9f602b8) at /build/buildd/kde4libs-4.2.98a/kio/kio/job.cpp:477
#23 0xb6ce34d3 in KIO::TransferJob::slotFinished (this=0x9f602b8) at /build/buildd/kde4libs-4.2.98a/kio/kio/job.cpp:948
#24 0xb6cdfa7b in KIO::TransferJob::qt_metacall (this=0x9f602b8, _c=QMetaObject::InvokeMetaMethod, _id=7, _a=0xbf8e7668) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kio/jobclasses.moc:343
#25 0xb5f24ca8 in QMetaObject::activate (sender=0x97446d0, from_signal_index=8, to_signal_index=8, argv=0x0) at kernel/qobject.cpp:3069
#26 0xb5f25932 in QMetaObject::activate (sender=0x97446d0, m=0xb6e8bf44, local_signal_index=4, argv=0x0) at kernel/qobject.cpp:3143
#27 0xb6da8b87 in KIO::SlaveInterface::finished (this=0x97446d0) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kio/slaveinterface.moc:165
#28 0xb6dac8c7 in KIO::SlaveInterface::dispatch (this=0x97446d0, _cmd=104, rawdata=@0xbf8e7834) at /build/buildd/kde4libs-4.2.98a/kio/kio/slaveinterface.cpp:175
#29 0xb6da9067 in KIO::SlaveInterface::dispatch (this=0x97446d0) at /build/buildd/kde4libs-4.2.98a/kio/kio/slaveinterface.cpp:91
#30 0xb6d9addd in KIO::Slave::gotInput (this=0x97446d0) at /build/buildd/kde4libs-4.2.98a/kio/kio/slave.cpp:322
#31 0xb6d9d273 in KIO::Slave::qt_metacall (this=0x97446d0, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf8e7948) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kio/slave.moc:76
#32 0xb5f24ca8 in QMetaObject::activate (sender=0x8a783a0, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3069
#33 0xb5f25932 in QMetaObject::activate (sender=0x8a783a0, m=0xb6e88880, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3143
#34 0xb6ca7147 in KIO::Connection::readyRead (this=0x8a783a0) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kio/connection.moc:86
#35 0xb6ca8ab3 in KIO::ConnectionPrivate::dequeue (this=0x8c11000) at /build/buildd/kde4libs-4.2.98a/kio/kio/connection.cpp:82
#36 0xb6ca8e96 in KIO::Connection::qt_metacall (this=0x8a783a0, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x9bec8e8) at /build/buildd/kde4libs-4.2.98a/obj-i486-linux-gnu/kio/connection.moc:73
#37 0xb5f1d8fb in QMetaCallEvent::placeMetaCall (this=0x9b69680, object=0x8a783a0) at kernel/qobject.cpp:489
#38 0xb5f1f3a0 in QObject::event (this=0x8a783a0, e=0x9b69680) at kernel/qobject.cpp:1118
#39 0xb61bbe9c in QApplicationPrivate::notify_helper (this=0x8a8a878, receiver=0x8a783a0, e=0x9b69680) at kernel/qapplication.cpp:4084
#40 0xb61c419e in QApplication::notify (this=0xbf8e8178, receiver=0x8a783a0, e=0x9b69680) at kernel/qapplication.cpp:3631
#41 0xb7efa5cd in KApplication::notify (this=0xbf8e8178, receiver=0x8a783a0, event=0x9b69680) at /build/buildd/kde4libs-4.2.98a/kdeui/kernel/kapplication.cpp:302
#42 0xb5f0ea3b in QCoreApplication::notifyInternal (this=0xbf8e8178, receiver=0x8a783a0, event=0x9b69680) at kernel/qcoreapplication.cpp:602
#43 0xb5f0f695 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8a5b1f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#44 0xb5f0f88d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1132
#45 0xb5f3a7ef in postEventSourceDispatch (s=0x8a8a820) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#46 0xb42f9b88 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#47 0xb42fd0eb in ?? () from /usr/lib/libglib-2.0.so.0
#48 0xb42fd268 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#49 0xb5f3a438 in QEventDispatcherGlib::processEvents (this=0x8a5b3c8, flags={i = -1081180200}) at kernel/qeventdispatcher_glib.cpp:323
#50 0xb625d365 in QGuiEventDispatcherGlib::processEvents (this=0x8a5b3c8, flags={i = -1081180152}) at kernel/qguieventdispatcher_glib.cpp:202
#51 0xb5f0d06a in QEventLoop::processEvents (this=0xbf8e8080, flags={i = -1081180088}) at kernel/qeventloop.cpp:149
#52 0xb5f0d4aa in QEventLoop::exec (this=0xbf8e8080, flags={i = -1081180024}) at kernel/qeventloop.cpp:200
#53 0xb5f0f959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#54 0xb61bbd17 in QApplication::exec () at kernel/qapplication.cpp:3553
#55 0x0804a7d0 in main (argc=1, argv=0x3b) at /build/buildd/kdepim-4.2.98/kmail/main.cpp:146

Reported using DrKonqi