Application that crashed: amarok
Version of the application: 2.2.1
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.31.9-174.fc12.x86_64 x86_64

What I was doing when the application crashed:
Switched sound system backend (using Settings->Configure Amarok...->Playback->Configure->Backend) from xine to gstreamer during playback, and this crash happened.

 -- Backtrace:
Application: Amarok (amarok), signal: Aborted
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fefb493f840 (LWP 5994))]

Thread 7 (Thread 0x7fef9afbe710 (LWP 6002)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000318285addb in wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#3  0x000000318f40aaf6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1167d70, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x000000318f40cbfb in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x000000318f40b21f in ThreadWeaver::ThreadRunHelper::run (this=0x7fef9afbdd50, parent=0x1167d70, th=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:87
#10 0x000000318f40b658 in ThreadWeaver::Thread::run (this=0x100f6b0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:142
#11 0x0000003182859d25 in QThreadPrivate::start (arg=0x100f6b0) at thread/qthread_unix.cpp:188
#12 0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#13 0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fef8baf3710 (LWP 6003)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000318285addb in wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#3  0x000000318f40aaf6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1167d70, th=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x000000318f40cbfb in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x000000318f40b21f in ThreadWeaver::ThreadRunHelper::run (this=0x7fef8baf2d50, parent=0x1167d70, th=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:87
#8  0x000000318f40b658 in ThreadWeaver::Thread::run (this=0xfddb10) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:142
#9  0x0000003182859d25 in QThreadPrivate::start (arg=0xfddb10) at thread/qthread_unix.cpp:188
#10 0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#11 0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fef8b0f2710 (LWP 6007)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000318285addb in wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#3  0x000000318f40aaf6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1167d70, th=0x128e1a0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x000000318f40cbfb in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x128e1a0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x000000318f40cc14 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x128e1a0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x000000318f40b21f in ThreadWeaver::ThreadRunHelper::run (this=0x7fef8b0f1d50, parent=0x1167d70, th=0x128e1a0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:87
#7  0x000000318f40b658 in ThreadWeaver::Thread::run (this=0x128e1a0) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:142
#8  0x0000003182859d25 in QThreadPrivate::start (arg=0x128e1a0) at thread/qthread_unix.cpp:188
#9  0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#10 0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fef8a6f1710 (LWP 6008)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000318285addb in wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#3  0x000000318f40aaf6 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1167d70, th=0x14f8a80) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x000000318f40cbfb in ThreadWeaver::WorkingHardState::applyForWork (this=0x1083cc0, th=0x14f8a80) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x000000318f40b21f in ThreadWeaver::ThreadRunHelper::run (this=0x7fef8a6f0d50, parent=0x1167d70, th=0x14f8a80) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:87
#6  0x000000318f40b658 in ThreadWeaver::Thread::run (this=0x14f8a80) at /usr/src/debug/kdelibs-4.3.4/threadweaver/Weaver/Thread.cpp:142
#7  0x0000003182859d25 in QThreadPrivate::start (arg=0x14f8a80) at thread/qthread_unix.cpp:188
#8  0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#9  0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fef86c8d710 (LWP 6027)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x000000318285addb in wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (time=18446744073709551615, this=<value optimized out>) at thread/qwaitcondition_unix.cpp:159
#3  0x0000003184a3fd9e in QFileInfoGatherer::run (this=<value optimized out>) at dialogs/qfileinfogatherer.cpp:207
#4  0x0000003182859d25 in QThreadPrivate::start (arg=0x3994f30) at thread/qthread_unix.cpp:188
#5  0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#6  0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fef61dd8710 (LWP 6028)):
#0  0x0000003ee64d4aa3 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x000000317e03c9fc in g_main_context_poll (n_fds=<value optimized out>, fds=<value optimized out>, priority=<value optimized out>, timeout=<value optimized out>, context=<value optimized out>)
    at gmain.c:2904
#2  g_main_context_iterate (n_fds=<value optimized out>, fds=<value optimized out>, priority=<value optimized out>, timeout=<value optimized out>, context=<value optimized out>) at gmain.c:2586
#3  0x000000317e03cd3a in IA__g_main_context_iteration (context=0x7fef580008e0, may_block=1) at gmain.c:2654
#4  0x000000318296723e in QEventDispatcherGlib::processEvents (this=0x7fef580008c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:329
#5  0x000000318293d772 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x000000318293db44 in QEventLoop::exec (this=0x7fef61dd7d10, flags=...) at kernel/qeventloop.cpp:201
#7  0x0000003182856f2b in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x0000003182920e68 in QInotifyFileSystemWatcherEngine::run (this=0x3995d60) at io/qfilesystemwatcher_inotify.cpp:214
#9  0x0000003182859d25 in QThreadPrivate::start (arg=0x3995d60) at thread/qthread_unix.cpp:188
#10 0x0000003ee6c06a3a in start_thread (arg=<value optimized out>) at pthread_create.c:297
#11 0x0000003ee64ddf3d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fefb493f840 (LWP 5994)):
[KCrash Handler]
#5  0x0000003ee64326b5 in raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x0000003ee6433e95 in abort () at abort.c:92
#7  0x0000003182852154 in qt_message_output (msgType=<value optimized out>, buf=<value optimized out>) at global/qglobal.cpp:2042
#8  0x00000031828522a6 in qFatal (msg=<value optimized out>) at global/qglobal.cpp:2241
#9  0x00007fefa2e95295 in Phonon::Gstreamer::AudioEffect::AudioEffect (this=0x7d81b0, backend=0x176a, effectId=2130706437, parent=0x6) at /usr/src/debug/phonon-4.3.80/gstreamer/audioeffect.cpp:43
#10 0x00007fefa2e81b53 in Phonon::Gstreamer::Backend::createObject (this=0x3a9e610, c=<value optimized out>, parent=0xa994b0, args=<value optimized out>)
    at /usr/src/debug/phonon-4.3.80/gstreamer/backend.cpp:133
#11 0x000000318c238dff in Phonon::Factory::createEffect (arg1=<value optimized out>, parent=0xa994b0) at /usr/src/debug/phonon-4.3.80/phonon/factory.cpp:319
#12 0x000000318c22ae34 in Phonon::EffectPrivate::createBackendObject (this=0xa99180) at /usr/src/debug/phonon-4.3.80/phonon/effect.cpp:58
#13 0x000000318c239110 in Phonon::FactoryPrivate::phononBackendChanged (this=0x87c950) at /usr/src/debug/phonon-4.3.80/phonon/factory.cpp:281
#14 0x000000318c2392f2 in Phonon::FactoryPrivate::qt_metacall (this=0x87c950, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffffc7531a0)
    at /usr/src/debug/phonon-4.3.80/x86_64-redhat-linux-gnu/phonon/factory.moc:71
#15 0x0000003183222e84 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:891
#16 0x000000318322a61f in QDBusCallDeliveryEvent::placeMetaCall(QObject*) () from /usr/lib64/libQtDBus.so.4
#17 0x000000318294e401 in QObject::event (this=0x87c950, e=0x3b548d0) at kernel/qobject.cpp:1110
#18 0x000000318458f65c in QApplicationPrivate::notify_helper (this=0x78f9f0, receiver=0x87c950, e=0x3b548d0) at kernel/qapplication.cpp:4065
#19 0x00000031845968ce in QApplication::notify (this=<value optimized out>, receiver=0x87c950, e=0x3b548d0) at kernel/qapplication.cpp:4030
#20 0x0000003185611a66 in KApplication::notify (this=0x7ffffc7562a0, receiver=0x87c950, event=0x3b548d0) at /usr/src/debug/kdelibs-4.3.4/kdeui/kernel/kapplication.cpp:302
#21 0x000000318293ee6c in QCoreApplication::notifyInternal (this=0x7ffffc7562a0, receiver=0x87c950, event=0x3b548d0) at kernel/qcoreapplication.cpp:610
#22 0x000000318293fa42 in sendEvent (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.h:213
#23 QCoreApplicationPrivate::sendPostedEvents (event=<value optimized out>, receiver=<value optimized out>) at kernel/qcoreapplication.cpp:1247
#24 0x0000003182967573 in sendPostedEvents () at kernel/qcoreapplication.h:218
#25 postEventSourceDispatch () at kernel/qeventdispatcher_glib.cpp:210
#26 0x000000317e03922e in g_main_dispatch (context=<value optimized out>) at gmain.c:1960
#27 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2513
#28 0x000000317e03cc18 in g_main_context_iterate (context=0x783520, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2591
#29 0x000000317e03cd3a in IA__g_main_context_iteration (context=0x783520, may_block=1) at gmain.c:2654
#30 0x00000031829671e6 in QEventDispatcherGlib::processEvents (this=0x668fd0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#31 0x0000003184621ffe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#32 0x000000318293d772 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x000000318293db44 in QEventLoop::exec (this=0x7ffffc753a90, flags=...) at kernel/qeventloop.cpp:201
#34 0x0000003184a04aee in QDialog::exec (this=0x19c82f0) at dialogs/qdialog.cpp:498
#35 0x0000003190bef819 in PlaybackConfig::configurePhonon (this=<value optimized out>) at /usr/src/debug/amarok-2.2.1/src/configdialog/dialogs/PlaybackConfig.cpp:79
#36 0x0000003190bef9c4 in PlaybackConfig::qt_metacall (this=0x3a11ba0, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7ffffc753cb0)
    at /usr/src/debug/amarok-2.2.1/x86_64-redhat-linux-gnu/src/PlaybackConfig.moc:78
#37 0x000000318295408c in QMetaObject::activate (sender=0x39a89b0, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x7ffffc753cb0) at kernel/qobject.cpp:3112
#38 0x0000003184b8af77 in QAbstractButton::clicked (this=<value optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:200
#39 0x00000031848eedfb in QAbstractButtonPrivate::emitClicked (this=0x3a12120) at widgets/qabstractbutton.cpp:543
#40 0x00000031848f09fb in QAbstractButtonPrivate::click (this=0x3a12120) at widgets/qabstractbutton.cpp:536
#41 0x00000031848f0c55 in QAbstractButton::mouseReleaseEvent (this=0x39a89b0, e=0x7ffffc7543d0) at widgets/qabstractbutton.cpp:1115
#42 0x00000031845ddcd8 in QWidget::event (this=0x39a89b0, event=0x7ffffc7543d0) at kernel/qwidget.cpp:7554
#43 0x000000318458f65c in QApplicationPrivate::notify_helper (this=0x78f9f0, receiver=0x39a89b0, e=0x7ffffc7543d0) at kernel/qapplication.cpp:4065
#44 0x0000003184596715 in QApplication::notify (this=<value optimized out>, receiver=0x39a89b0, e=0x7ffffc7543d0) at kernel/qapplication.cpp:3767
#45 0x0000003185611a66 in KApplication::notify (this=0x7ffffc7562a0, receiver=0x39a89b0, event=0x7ffffc7543d0) at /usr/src/debug/kdelibs-4.3.4/kdeui/kernel/kapplication.cpp:302
#46 0x000000318293ee6c in QCoreApplication::notifyInternal (this=0x7ffffc7562a0, receiver=0x39a89b0, event=0x7ffffc7543d0) at kernel/qcoreapplication.cpp:610
#47 0x0000003184595ff2 in sendSpontaneousEvent (event=0x7ffffc7543d0, receiver=0x39a89b0) at ../../src/corelib/kernel/qcoreapplication.h:216
#48 QApplicationPrivate::sendMouseEvent (event=0x7ffffc7543d0, receiver=0x39a89b0) at kernel/qapplication.cpp:2924
#49 0x00000031845fb9ee in QETWidget::translateMouseEvent (this=0x3960930, event=<value optimized out>) at kernel/qapplication_x11.cpp:4408
#50 0x00000031845faaa8 in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7ffffc755f00) at kernel/qapplication_x11.cpp:3549
#51 0x000000318462284c in x11EventSourceDispatch (s=<value optimized out>, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#52 0x000000317e03922e in g_main_dispatch (context=<value optimized out>) at gmain.c:1960
#53 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2513
#54 0x000000317e03cc18 in g_main_context_iterate (context=0x783520, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>) at gmain.c:2591
#55 0x000000317e03cd3a in IA__g_main_context_iteration (context=0x783520, may_block=1) at gmain.c:2654
#56 0x00000031829671e6 in QEventDispatcherGlib::processEvents (this=0x668fd0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#57 0x0000003184621ffe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#58 0x000000318293d772 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#59 0x000000318293db44 in QEventLoop::exec (this=0x7ffffc756230, flags=...) at kernel/qeventloop.cpp:201
#60 0x000000318293fcd9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#61 0x0000000000409c44 in main (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/amarok-2.2.1/src/main.cpp:227

Reported using DrKonqi