Bug 306665

Summary: Amarok crashed after finishing podcast
Product: [Unmaintained] phonon-backend-gstreamer Reporter: jjunk11
Component: generalAssignee: Harald Sitter <sitter>
Status: RESOLVED DUPLICATE    
Severity: crash CC: myriam, romain.perier, tdfischer
Priority: NOR    
Version: 4.6   
Target Milestone: 4.7   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description jjunk11 2012-09-12 11:46:02 UTC 
Application: amarok (2.6.0)
KDE Platform Version: 4.8.5 (4.8.5) (Compiled from sources)
Qt Version: 4.8.2
Operating System: Linux 3.4.3-jtd x86_64
Distribution: "Gentoo Base System release 2.1"

-- Information about the crash:
- What I was doing when the application crashed:

I had just finished playing a Podcast from TWiT, and when the next item in the playlist (a local mp3 file) should have played, amarok crashed instead.  Dynamic mode was enabled, and I had manually inserted the podcast into the playlist previously.

-- Backtrace:
Application: Amarok (amarok), signal: Aborted
[Current thread is 1 (Thread 0x7f19572377c0 (LWP 2721))]

Thread 17 (Thread 0x7f193d14c700 (LWP 2843)):
#0  0x00007f19539588c3 in select () from /lib64/libc.so.6
#1  0x00007f195429733d in QProcessManager::run() () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f1932ee4700 (LWP 2944)):
#0  0x00007f1954210f62 in qt_gettime() () from /usr/lib64/qt4/libQtCore.so.4
#1  0x00007f19542eb385 in QTimerInfoList::updateCurrentTime() () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f19542eb72e in QTimerInfoList::timerWait(timeval&) () from /usr/lib64/qt4/libQtCore.so.4
#3  0x00007f19542ea16c in timerSourcePrepareHelper(GTimerSource*, int*) () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007f19542ea215 in timerSourcePrepare(_GSource*, int*) () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007f194e3bae07 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#6  0x00007f194e3bbc29 in g_main_context_iterate.clone.6 () from /usr/lib64/libglib-2.0.so.0
#7  0x00007f194e3bc271 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#8  0x00007f19542ea9e6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007f19542ba3a2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007f19542ba65d in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#11 0x00007f19541b61b8 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#12 0x00007f1954298fd8 in QInotifyFileSystemWatcherEngine::run() () from /usr/lib64/qt4/libQtCore.so.4
#13 0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#14 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#15 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f192bfff700 (LWP 2945)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f19541b974b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f1950dd895e in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#3  0x00007f1950ddb403 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#4  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#5  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#6  0x00007f1950dda18f in ThreadWeaver::ThreadRunHelper::run(ThreadWeaver::WeaverImpl*, ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#7  0x00007f1950dda218 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#8  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f192b7fe700 (LWP 2946)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f19541b974b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f1950dd895e in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#3  0x00007f1950ddb403 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#4  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#5  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#6  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#7  0x00007f1950dda18f in ThreadWeaver::ThreadRunHelper::run(ThreadWeaver::WeaverImpl*, ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#8  0x00007f1950dda218 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#9  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#11 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f192affd700 (LWP 2947)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f19541b974b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f1950dd895e in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#3  0x00007f1950ddb403 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#4  0x00007f1950ddb41c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#5  0x00007f1950dda18f in ThreadWeaver::ThreadRunHelper::run(ThreadWeaver::WeaverImpl*, ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#6  0x00007f1950dda218 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#7  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f192a7fc700 (LWP 2948)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f19541b974b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib64/qt4/libQtCore.so.4
#2  0x00007f1950dd895e in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#3  0x00007f1950ddb403 in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, ThreadWeaver::Job*) () from /usr/lib64/libthreadweaver.so.4
#4  0x00007f1950dda18f in ThreadWeaver::ThreadRunHelper::run(ThreadWeaver::WeaverImpl*, ThreadWeaver::Thread*) () from /usr/lib64/libthreadweaver.so.4
#5  0x00007f1950dda218 in ThreadWeaver::Thread::run() () from /usr/lib64/libthreadweaver.so.4
#6  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f192958c700 (LWP 2951)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f194a7c9744 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib64/qt4/libQtWebKit.so.4
#2  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#3  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f1928c8b700 (LWP 2952)):
#0  0x00007f1953956253 in poll () from /lib64/libc.so.6
#1  0x00007f194e3bbda3 in g_main_context_iterate.clone.6 () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f194e3bc271 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f19542ea9e6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#4  0x00007f19542ba3a2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007f19542ba65d in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#6  0x00007f19541b61b8 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f19541b883b in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f1913c47700 (LWP 2975)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f194fde60f4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib64/qt4/libQtScript.so.4
#2  0x00007f194fde6129 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib64/qt4/libQtScript.so.4
#3  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f190edbd700 (LWP 8223)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f1931e246d5 in gst_queue_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#3  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#4  0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#5  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#6  0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#7  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#8  0x00007f1931e25628 in gst_queue_loop () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#9  0x00007f19440c4254 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#10 0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#11 0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#12 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f190df7b700 (LWP 8224)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f19440c43c8 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#2  0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#5  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f18fbfff700 (LWP 8225)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f1944344bbf in gst_base_sink_wait_preroll () from /usr/lib64/libgstbase-0.10.so.0
#2  0x00007f1932ef4fa0 in ?? () from /usr/lib64/libgstaudio-0.10.so.0
#3  0x00007f19443466d9 in gst_base_sink_render_object.clone.4 () from /usr/lib64/libgstbase-0.10.so.0
#4  0x00007f1944348dcf in gst_base_sink_queue_object_unlocked.clone.5 () from /usr/lib64/libgstbase-0.10.so.0
#5  0x00007f1944349137 in gst_base_sink_chain_unlocked.clone.6 () from /usr/lib64/libgstbase-0.10.so.0
#6  0x00007f194434952f in gst_base_sink_chain_main () from /usr/lib64/libgstbase-0.10.so.0
#7  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#8  0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#9  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#10 0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#11 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#12 0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#13 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#14 0x00007f1931e25628 in gst_queue_loop () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#15 0x00007f19440c4254 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#16 0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#17 0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#18 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#19 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f190d77a700 (LWP 8226)):
[KCrash Handler]
#6  0x00007f19538a9ae5 in raise () from /lib64/libc.so.6
#7  0x00007f19538aaf66 in abort () from /lib64/libc.so.6
#8  0x00007f19541aea34 in qt_message_output(QtMsgType, char const*) () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007f19541aebcd in qt_message(QtMsgType, char const*, __va_list_tag*) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007f19541aed69 in qFatal(char const*, ...) () from /usr/lib64/qt4/libQtCore.so.4
#11 0x00007f193c619de1 in Phonon::Gstreamer::AudioDataOutput::processBuffer(_GstElement*, _GstBuffer*, _GstPad*, void*) () from /usr/lib64/kde4/plugins/phonon_backend/phonon_gstreamer.so
#12 0x00007f1943dfc6f4 in g_closure_invoke () from /usr/lib64/libgobject-2.0.so.0
#13 0x00007f1943e0eea8 in signal_emit_unlocked_R () from /usr/lib64/libgobject-2.0.so.0
#14 0x00007f1943e181e5 in g_signal_emit_valist () from /usr/lib64/libgobject-2.0.so.0
#15 0x00007f1943e18377 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#16 0x00007f1931e0f0f3 in gst_fake_sink_render () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#17 0x00007f19443466d9 in gst_base_sink_render_object.clone.4 () from /usr/lib64/libgstbase-0.10.so.0
#18 0x00007f1944348dcf in gst_base_sink_queue_object_unlocked.clone.5 () from /usr/lib64/libgstbase-0.10.so.0
#19 0x00007f1944349137 in gst_base_sink_chain_unlocked.clone.6 () from /usr/lib64/libgstbase-0.10.so.0
#20 0x00007f194434952f in gst_base_sink_chain_main () from /usr/lib64/libgstbase-0.10.so.0
#21 0x00007f194409a412 in gst_pad_chain_data_unchecked () from /usr/lib64/libgstreamer-0.10.so.0
#22 0x00007f194409ac83 in gst_pad_push_data () from /usr/lib64/libgstreamer-0.10.so.0
#23 0x00007f194409da83 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#24 0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#25 0x00007f194409a412 in gst_pad_chain_data_unchecked () from /usr/lib64/libgstreamer-0.10.so.0
#26 0x00007f194409ac83 in gst_pad_push_data () from /usr/lib64/libgstreamer-0.10.so.0
#27 0x00007f194409da83 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#28 0x00007f1944356906 in gst_base_transform_chain () from /usr/lib64/libgstbase-0.10.so.0
#29 0x00007f194409a412 in gst_pad_chain_data_unchecked () from /usr/lib64/libgstreamer-0.10.so.0
#30 0x00007f194409ac83 in gst_pad_push_data () from /usr/lib64/libgstreamer-0.10.so.0
#31 0x00007f194409da83 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#32 0x00007f1931e25628 in gst_queue_loop () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#33 0x00007f19440c4254 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#34 0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#35 0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#36 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#37 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f190cf79700 (LWP 8227)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f1931e246d5 in gst_queue_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#3  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#4  0x00007f1931e2f65d in gst_tee_handle_data () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#5  0x00007f1931e2fabf in gst_tee_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#6  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#7  0x00007f1931e25628 in gst_queue_loop () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#8  0x00007f19440c4254 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#9  0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#10 0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#11 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#12 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f1903ffe700 (LWP 14447)):
#0  0x00007f1951aa95ec in pthread_cond_wait () from /lib64/libpthread.so.0
#1  0x00007f1931e246d5 in gst_queue_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#3  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#4  0x00007f193179c937 in ?? () from /usr/lib64/gstreamer-0.10/libgstplaybin.so
#5  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#6  0x00007f1931e2fabf in gst_tee_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#7  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#8  0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#9  0x00007f1931e1b02a in gst_selector_pad_chain () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#10 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#11 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#12 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#13 0x00007f190e3b7dfc in ?? () from /usr/lib64/gstreamer-0.10/libgstmad.so
#14 0x00007f194409db92 in gst_pad_push () from /usr/lib64/libgstreamer-0.10.so.0
#15 0x00007f1944339ebf in gst_base_parse_push_frame () from /usr/lib64/libgstbase-0.10.so.0
#16 0x00007f194433aab6 in gst_base_parse_handle_and_push_frame.clone.2 () from /usr/lib64/libgstbase-0.10.so.0
#17 0x00007f194433ce5a in gst_base_parse_loop () from /usr/lib64/libgstbase-0.10.so.0
#18 0x00007f19440c4254 in gst_task_func () from /usr/lib64/libgstreamer-0.10.so.0
#19 0x00007f194e3e5326 in g_thread_pool_thread_proxy () from /usr/lib64/libglib-2.0.so.0
#20 0x00007f194e3e2d96 in g_thread_create_proxy () from /usr/lib64/libglib-2.0.so.0
#21 0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#22 0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f190fe0f700 (LWP 9865)):
#0  0x00007f1953956253 in poll () from /lib64/libc.so.6
#1  0x00007f194b41d44f in poll_func () from /usr/lib64/libpulse.so.0
#2  0x00007f194b40e7ac in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x00007f194b40ee19 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007f194b40eed0 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007f194b41d3eb in thread () from /usr/lib64/libpulse.so.0
#6  0x00007f1946bf1d98 in internal_thread_func () from /usr/lib64/libpulsecommon-1.1.so
#7  0x00007f1951aa4da6 in start_thread () from /lib64/libpthread.so.0
#8  0x00007f195395f17d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f19572377c0 (LWP 2721)):
#0  0x00007f1951aac0a4 in __lll_lock_wait () from /lib64/libpthread.so.0
#1  0x00007f1951aa75b4 in _L_lock_500 () from /lib64/libpthread.so.0
#2  0x00007f1951aa73ca in pthread_mutex_lock () from /lib64/libpthread.so.0
#3  0x00007f1944341189 in gst_base_sink_change_state () from /usr/lib64/libgstbase-0.10.so.0
#4  0x00007f1931e0f47c in gst_fake_sink_change_state () from /usr/lib64/gstreamer-0.10/libgstcoreelements.so
#5  0x00007f1944081fdc in gst_element_change_state () from /usr/lib64/libgstreamer-0.10.so.0
#6  0x00007f19440829c2 in gst_element_set_state_func () from /usr/lib64/libgstreamer-0.10.so.0
#7  0x00007f194406f829 in gst_bin_change_state_func () from /usr/lib64/libgstreamer-0.10.so.0
#8  0x00007f1944081fdc in gst_element_change_state () from /usr/lib64/libgstreamer-0.10.so.0
#9  0x00007f19440829c2 in gst_element_set_state_func () from /usr/lib64/libgstreamer-0.10.so.0
#10 0x00007f193c619632 in Phonon::Gstreamer::AudioDataOutput::~AudioDataOutput() () from /usr/lib64/kde4/plugins/phonon_backend/phonon_gstreamer.so
#11 0x00007f193c6196c9 in Phonon::Gstreamer::AudioDataOutput::~AudioDataOutput() () from /usr/lib64/kde4/plugins/phonon_backend/phonon_gstreamer.so
#12 0x00007f195066bae4 in Phonon::MediaNodePrivate::deleteBackendObject() () from /usr/lib64/libphonon.so.4
#13 0x00007f1950659fa7 in Phonon::FactoryPrivate::~FactoryPrivate() () from /usr/lib64/libphonon.so.4
#14 0x00007f195065a259 in Phonon::FactoryPrivate::~FactoryPrivate() () from /usr/lib64/libphonon.so.4
#15 0x00007f19538ac641 in __run_exit_handlers () from /lib64/libc.so.6
#16 0x00007f19538ac695 in exit () from /lib64/libc.so.6
#17 0x00007f1954d48ff8 in qt_xio_errhandler () from /usr/lib64/qt4/libQtGui.so.4
#18 0x00007f1956d4f628 in KApplication::xioErrhandler(_XDisplay*) () from /usr/lib64/libkdeui.so.5
#19 0x00007f195581b5ae in _XIOError () from /usr/lib64/libX11.so.6
#20 0x00007f19558195c8 in _XReply () from /usr/lib64/libX11.so.6
#21 0x00007f19557fef94 in XGetWindowProperty () from /usr/lib64/libX11.so.6
#22 0x00007f1956e94c1b in NETWinInfo::update(unsigned long const*) () from /usr/lib64/libkdeui.so.5
#23 0x00007f1956e8c32e in KWindowInfo::KWindowInfo(unsigned long, unsigned long, unsigned long) () from /usr/lib64/libkdeui.so.5
#24 0x00007f1956e87789 in KWindowSystem::windowInfo(unsigned long, unsigned long, unsigned long) () from /usr/lib64/libkdeui.so.5
#25 0x00007f19562cdd85 in Amarok::KNotificationBackend::isFullscreenWindowActive() const () from /usr/lib64/libamaroklib.so.1
#26 0x00007f1956404779 in OSDWidget::show() () from /usr/lib64/libamaroklib.so.1
#27 0x00007f19564045d8 in OSDWidget::show(QString const&, QImage const&) () from /usr/lib64/libamaroklib.so.1
#28 0x00007f1956408b32 in Amarok::OSD::show(KSharedPtr<Meta::Track>) () from /usr/lib64/libamaroklib.so.1
#29 0x00007f1956407acc in Amarok::OSD::trackPlaying(KSharedPtr<Meta::Track>) () from /usr/lib64/libamaroklib.so.1
#30 0x00007f1956407bb5 in Amarok::OSD::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/libamaroklib.so.1
#31 0x00007f19542d0f32 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#32 0x00007f19562c13f5 in EngineController::trackPlaying(KSharedPtr<Meta::Track>) () from /usr/lib64/libamaroklib.so.1
#33 0x00007f19562c30da in EngineController::slotNewTrackPlaying(Phonon::MediaSource const&) () from /usr/lib64/libamaroklib.so.1
#34 0x00007f19562cc6ce in EngineController::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/libamaroklib.so.1
#35 0x00007f19542d0f32 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#36 0x00007f1950669fc5 in Phonon::MediaObject::currentSourceChanged(Phonon::MediaSource const&) () from /usr/lib64/libphonon.so.4
#37 0x00007f195066aaa6 in Phonon::MediaObjectPrivate::_k_currentSourceChanged(Phonon::MediaSource const&) () from /usr/lib64/libphonon.so.4
#38 0x00007f195066ae54 in Phonon::MediaObject::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libphonon.so.4
#39 0x00007f19542d0356 in QObject::event(QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#40 0x00007f1954cdc0a4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#41 0x00007f1954ce0bad in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#42 0x00007f1956d508e6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#43 0x00007f19542bb64c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#44 0x00007f19542bec40 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/qt4/libQtCore.so.4
#45 0x00007f19542ea7f3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/qt4/libQtCore.so.4
#46 0x00007f194e3bb88f in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#47 0x00007f194e3bc098 in g_main_context_iterate.clone.6 () from /usr/lib64/libglib-2.0.so.0
#48 0x00007f194e3bc271 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#49 0x00007f19542ea98f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#50 0x00007f1954d8218e in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtGui.so.4
#51 0x00007f19542ba3a2 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#52 0x00007f19542ba65d in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#53 0x00007f19542bf0db in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4
#54 0x000000000040e4e2 in main ()

Possible duplicates by query: bug 301144, bug 293489.

Reported using DrKonqi
Comment 1 Myriam Schweingruber 2012-09-12 13:50:11 UTC 
The problem is with the phonon-backend-gstreamer, you should upgrade to the version 4.6.1 at least, this is already fixed. Current stable and recommended version of the backend is 4.6.2

*** This bug has been marked as a duplicate of bug 279791 ***