Application that crashed: kontact
Version of the application: 4.3.0 pre
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2))
Qt Version: 4.5.1
Operating System: Linux 2.6.28-13-generic i686
Distribution: Ubuntu 9.04

What I was doing when the application crashed:
Every time when i close a new tab in Akregator, for example on the kde-latest-applications-feed, Kontact crashs.

 -- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[Current thread is 0 (LWP 4387)]

Thread 5 (Thread 0xb045eb90 (LWP 4397)):
#0  0xb7fd9430 in __kernel_vsyscall ()
#1  0xb5140412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5960344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb5b4358c in QWaitCondition::wait (this=0x8c62ae8, mutex=0x8c62ae4, time=30000) at thread/qwaitcondition_unix.cpp:85
#4  0xb5b38ac6 in QThreadPoolThread::run (this=0x8f4fb30) at concurrent/qthreadpool.cpp:140
#5  0xb5b4256e in QThreadPrivate::start (arg=0x8f4fb30) at thread/qthread_unix.cpp:189
#6  0xb513c4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb595149e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xafc2cb90 (LWP 4398)):
#0  0xb7fd9430 in __kernel_vsyscall ()
#1  0xb5140412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5960344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb5b4358c in QWaitCondition::wait (this=0x8c62ae8, mutex=0x8c62ae4, time=30000) at thread/qwaitcondition_unix.cpp:85
#4  0xb5b38ac6 in QThreadPoolThread::run (this=0x9259e38) at concurrent/qthreadpool.cpp:140
#5  0xb5b4256e in QThreadPrivate::start (arg=0x9259e38) at thread/qthread_unix.cpp:189
#6  0xb513c4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb595149e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xaf237b90 (LWP 4413)):
#0  0xb7fd9430 in __kernel_vsyscall ()
#1  0xb5140412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5960344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb5b4358c in QWaitCondition::wait (this=0x8c62ae8, mutex=0x8c62ae4, time=30000) at thread/qwaitcondition_unix.cpp:85
#4  0xb5b38ac6 in QThreadPoolThread::run (this=0x9493db8) at concurrent/qthreadpool.cpp:140
#5  0xb5b4256e in QThreadPrivate::start (arg=0x9493db8) at thread/qthread_unix.cpp:189
#6  0xb513c4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb595149e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xaea36b90 (LWP 4414)):
#0  0xb7fd9430 in __kernel_vsyscall ()
#1  0xb5140412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5960344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb5b4358c in QWaitCondition::wait (this=0x8c62ae8, mutex=0x8c62ae4, time=30000) at thread/qwaitcondition_unix.cpp:85
#4  0xb5b38ac6 in QThreadPoolThread::run (this=0x9341350) at concurrent/qthreadpool.cpp:140
#5  0xb5b4256e in QThreadPrivate::start (arg=0x9341350) at thread/qthread_unix.cpp:189
#6  0xb513c4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb595149e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb4855b30 (LWP 4387)):
[KCrash Handler]
#5  0xb5c4722a in QObjectPrivate::cleanConnectionLists (this=0x9b46c78) at kernel/qobject.cpp:306
#6  0xb5c4cd3d in QMetaObject::activate (sender=0x9beb8b8, from_signal_index=0, to_signal_index=1, argv=0xbfef4a3c) at kernel/qobject.cpp:3155
#7  0xb5c4ce90 in QMetaObject::activate (sender=0x9beb8b8, m=0xb5d251a8, from_local_signal_index=0, to_local_signal_index=1, argv=0xbfef4a3c) at kernel/qobject.cpp:3214
#8  0xb5c4cf1b in QObject::destroyed (this=0x9beb8b8, _t1=0x9beb8b8) at .moc/release-shared/moc_qobject.cpp:143
#9  0xb5c4dd59 in ~QObject (this=0x9beb8b8) at kernel/qobject.cpp:769
#10 0xb715f11e in ~Part (this=0x9beb8b8, __vtt_parm=0xb7f81528) at /build/buildd/kde4libs-4.2.90/kparts/part.cpp:212
#11 0xb715f44a in ~ReadOnlyPart (this=0x9beb8b8, __vtt_parm=0xb7f81524) at /build/buildd/kde4libs-4.2.90/kparts/part.cpp:459
#12 0xb7a9d117 in ~KHTMLPart (this=0x9beb8b8) at /build/buildd/kde4libs-4.2.90/khtml/khtml_part.cpp:625
#13 0xb5c458d5 in qDeleteInEventHandler (o=0x9beb8b8) at kernel/qobject.cpp:3822
#14 0xb5c4717b in QObject::event (this=0x9beb8b8, e=0x9878680) at kernel/qobject.cpp:1101
#15 0xb60f4bcc in QApplicationPrivate::notify_helper (this=0x8b6e2d0, receiver=0x9beb8b8, e=0x9878680) at kernel/qapplication.cpp:4057
#16 0xb60fcede in QApplication::notify (this=0xbfef5288, receiver=0x9beb8b8, e=0x9878680) at kernel/qapplication.cpp:3604
#17 0xb6d18e8d in KApplication::notify (this=0xbfef5288, receiver=0x9beb8b8, event=0x9878680) at /build/buildd/kde4libs-4.2.90/kdeui/kernel/kapplication.cpp:302
#18 0xb5c367ab in QCoreApplication::notifyInternal (this=0xbfef5288, receiver=0x9beb8b8, event=0x9878680) at kernel/qcoreapplication.cpp:610
#19 0xb5c37405 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8b3ac08) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#20 0xb5c375fd in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1140
#21 0xb5c6258f in postEventSourceDispatch (s=0x8b6fba0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#22 0xb4d0bb88 in IA__g_main_context_dispatch (context=0x8b6fb18) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#23 0xb4d0f0eb in g_main_context_iterate (context=0x8b6fb18, block=1, dispatch=1, self=0x8b68170) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#24 0xb4d0f268 in IA__g_main_context_iteration (context=0x8b6fb18, may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#25 0xb5c621d8 in QEventDispatcherGlib::processEvents (this=0x8b557b8, flags={i = -1074835112}) at kernel/qeventdispatcher_glib.cpp:324
#26 0xb6196765 in QGuiEventDispatcherGlib::processEvents (this=0x8b557b8, flags={i = -1074835064}) at kernel/qguieventdispatcher_glib.cpp:202
#27 0xb5c34dda in QEventLoop::processEvents (this=0xbfef5200, flags={i = -1074835000}) at kernel/qeventloop.cpp:149
#28 0xb5c3521a in QEventLoop::exec (this=0xbfef5200, flags={i = -1074834936}) at kernel/qeventloop.cpp:200
#29 0xb5c376c9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#30 0xb60f4a47 in QApplication::exec () at kernel/qapplication.cpp:3526
#31 0x0804bfef in main (argc=1, argv=0xbfef5584) at /build/buildd/kdepim-4.2.90/kontact/src/main.cpp:218

Reported using DrKonqi