Application that crashed: akregator
Version of the application: 1.4.50
KDE Version: 4.2.90 (KDE 4.2.90 (KDE 4.3 Beta2))
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:
It crashed when I tried to check kde.org rss feed from http://techbase.kde.org/Development/Tutorials/Debugging/How_to_create_useful_crash_reports#Preparing_your_KDE_packages

 -- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
[Current thread is 0 (LWP 13132)]

Thread 2 (Thread 0xb15b4b90 (LWP 13135)):
#0  0xb7f9c430 in __kernel_vsyscall ()
#1  0xb4fae412 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5ce4344 in pthread_cond_timedwait () from /lib/tls/i686/cmov/libc.so.6
#3  0xb5ed098c in QWaitCondition::wait (this=0x8b2ae48, mutex=0x8b2ae44, time=30000) at thread/qwaitcondition_unix.cpp:85
#4  0xb5ec5e76 in QThreadPoolThread::run (this=0x87b24b0) at concurrent/qthreadpool.cpp:140
#5  0xb5ecf96e in QThreadPrivate::start (arg=0x87b24b0) at thread/qthread_unix.cpp:189
#6  0xb4faa4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb5cd549e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb474f700 (LWP 13132)):
[KCrash Handler]
#6  Akregator::Folder::insertChild (this=0x0, node=0x8b64648, after=0x0) at /usr/include/qt4/QtCore/qlist.h:87
#7  0xb2c2b164 in Akregator::CreateFeedCommand::Private::doCreate (this=0x8c25278) at /build/buildd/kdepim-4.2.90/akregator/src/createfeedcommand.cpp:123
#8  0xb2c2b428 in Akregator::CreateFeedCommand::qt_metacall (this=0x8c25510, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfab8db8)
    at /build/buildd/kdepim-4.2.90/obj-i486-linux-gnu/akregator/src/createfeedcommand.moc:66
#9  0xb5fd9ca8 in QMetaObject::activate (sender=0x8c256a8, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3069
#10 0xb5fda932 in QMetaObject::activate (sender=0x8c256a8, m=0xb60b5908, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3143
#11 0xb5fdf0a7 in QSingleShotTimer::timeout (this=0x8c256a8) at .moc/release-shared/qtimer.moc:76
#12 0xb5fdf1cc in QSingleShotTimer::timerEvent (this=0x8c256a8) at kernel/qtimer.cpp:298
#13 0xb5fd415f in QObject::event (this=0x8c256a8, e=0xbfab923c) at kernel/qobject.cpp:1082
#14 0xb64a2e9c in QApplicationPrivate::notify_helper (this=0x8764510, receiver=0x8c256a8, e=0xbfab923c) at kernel/qapplication.cpp:4084
#15 0xb64ab19e in QApplication::notify (this=0xbfab94b0, receiver=0x8c256a8, e=0xbfab923c) at kernel/qapplication.cpp:3631
#16 0xb70c8e8d in KApplication::notify (this=0xbfab94b0, receiver=0x8c256a8, event=0xbfab923c) at /build/buildd/kde4libs-4.2.90/kdeui/kernel/kapplication.cpp:302
#17 0xb5fc3a3b in QCoreApplication::notifyInternal (this=0xbfab94b0, receiver=0x8c256a8, event=0xbfab923c) at kernel/qcoreapplication.cpp:602
#18 0xb5ff2d71 in QTimerInfoList::activateTimers (this=0x8766dac) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#19 0xb5fef4e0 in timerSourceDispatch (source=0x8766d78) at kernel/qeventdispatcher_glib.cpp:164
#20 0xb4cdcb88 in IA__g_main_context_dispatch (context=0x8766688) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:1814
#21 0xb4ce00eb in g_main_context_iterate (context=0x8766688, block=1, dispatch=1, self=0x8764288) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2448
#22 0xb4ce0268 in IA__g_main_context_iteration (context=0x8766688, may_block=1) at /build/buildd/glib2.0-2.20.1/glib/gmain.c:2511
#23 0xb5fef438 in QEventDispatcherGlib::processEvents (this=0x87644f0, flags={i = -1079274568}) at kernel/qeventdispatcher_glib.cpp:323
#24 0xb6544365 in QGuiEventDispatcherGlib::processEvents (this=0x87644f0, flags={i = -1079274520}) at kernel/qguieventdispatcher_glib.cpp:202
#25 0xb5fc206a in QEventLoop::processEvents (this=0xbfab9460, flags={i = -1079274456}) at kernel/qeventloop.cpp:149
#26 0xb5fc24aa in QEventLoop::exec (this=0xbfab9460, flags={i = -1079274392}) at kernel/qeventloop.cpp:200
#27 0xb5fc4959 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:880
#28 0xb64a2d17 in QApplication::exec () at kernel/qapplication.cpp:3553
#29 0x0804f041 in main (argc=146953488, argv=0x0) at /build/buildd/kdepim-4.2.90/akregator/src/main.cpp:115

Reported using DrKonqi