Bug 233977

Summary: Amarok crashed when switching Phonon backends
Product: [Applications] amarok Reporter: Vladimir Kolesnikov <vladimir>
Component: generalAssignee: Amarok Developers <amarok-bugs-dist>
Status: RESOLVED DUPLICATE    
Severity: crash    
Priority: NOR    
Version: 2.3.0   
Target Milestone: ---   
Platform: Ubuntu   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Vladimir Kolesnikov 2010-04-10 20:11:25 UTC 
Application: amarok (2.3.0)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-19-server x86_64
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
Screenshot with description: https://url.odesk.com/zhbq5

 -- Backtrace:
Application: Amarok (amarok), signal: Aborted
[Current thread is 1 (Thread 0x7f4e75364780 (LWP 7713))]

Thread 10 (Thread 0x7f4e52bef710 (LWP 7723)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e72bca72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f4e6f21e026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2da85a0, th=0x2da9810) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f4e6f2206ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2da9810) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f4e6f2206c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2da9810) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f4e6f21ebff in ThreadWeaver::ThreadRunHelper::run (this=0x7f4e52beede0, parent=0x2da85a0, th=0x2da9810) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f4e6f21f168 in ThreadWeaver::Thread::run (this=0x2da9810) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x2da9810) at thread/qthread_unix.cpp:248
#9  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f4e47d03710 (LWP 7724)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e72bca72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f4e6f21e026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2da85a0, th=0x2daabd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f4e6f2206ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2daabd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f4e6f2206c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2daabd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f4e6f21ebff in ThreadWeaver::ThreadRunHelper::run (this=0x7f4e47d02de0, parent=0x2da85a0, th=0x2daabd0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f4e6f21f168 in ThreadWeaver::Thread::run (this=0x2daabd0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x2daabd0) at thread/qthread_unix.cpp:248
#9  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f4e47502710 (LWP 7725)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e72bca72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f4e6f21e026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2da85a0, th=0x2af4bf0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f4e6f2206ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2af4bf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f4e6f2206c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x2af4bf0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f4e6f21ebff in ThreadWeaver::ThreadRunHelper::run (this=0x7f4e47501de0, parent=0x2da85a0, th=0x2af4bf0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f4e6f21f168 in ThreadWeaver::Thread::run (this=0x2af4bf0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x2af4bf0) at thread/qthread_unix.cpp:248
#9  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f4e46500710 (LWP 7728)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e72bca72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x2da93e0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f4e6f21e026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2da85a0, th=0x20a5c40) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f4e6f2206ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x2da8170, th=0x20a5c40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f4e6f21ebff in ThreadWeaver::ThreadRunHelper::run (this=0x7f4e464ffde0, parent=0x2da85a0, th=0x20a5c40) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f4e6f21f168 in ThreadWeaver::Thread::run (this=0x20a5c40) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x20a5c40) at thread/qthread_unix.cpp:248
#8  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f4e450f5710 (LWP 7739)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e6ea892a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f4e6ed67220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007f4e6ea892e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f4e6ed752ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f4e30370710 (LWP 7741)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e608c593b in ?? () from /usr/lib/libxine.so.1
#2  0x00007f4e608cb9dd in ?? () from /usr/lib/libxine.so.1
#3  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f4e2fb6f710 (LWP 7742)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e608c593b in ?? () from /usr/lib/libxine.so.1
#2  0x00007f4e608cca15 in ?? () from /usr/lib/libxine.so.1
#3  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f4e2c395710 (LWP 7748)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f4e72bca72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x37bc858, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x37bc858, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f4e73b38026 in QFileInfoGatherer::run (this=<value optimized out>) at dialogs/qfileinfogatherer.cpp:203
#4  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x37bc848) at thread/qthread_unix.cpp:248
#5  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f4e2bb94710 (LWP 7749)):
#0  0x00007f4e7237cf93 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f4e6b85c4a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f4e6b85c8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f4e72ce7566 in QEventDispatcherGlib::processEvents (this=0x32f8c70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f4e72cbc992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f4e72cbcd6c in QEventLoop::exec (this=0x7f4e2bb93d90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f4e72bc6d59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f4e72c9d178 in QInotifyFileSystemWatcherEngine::run (this=0x2ef81c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f4e72bc9775 in QThreadPrivate::start (arg=0x2ef81c0) at thread/qthread_unix.cpp:248
#9  0x00007f4e707d39ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f4e723896dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f4e75364780 (LWP 7713)):
[KCrash Handler]
#5  0x00007f4e722d6a75 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007f4e722da5c0 in *__GI_abort () at abort.c:92
#7  0x00007f4e72bc1844 in qt_message_output (msgType=QtFatalMsg, buf=<value optimized out>) at global/qglobal.cpp:2250
#8  0x00007f4e72bc1a22 in qt_message (msgType=QtFatalMsg, msg=0x7f4e72d1f1a8 "ASSERT: \"%s\" in file %s, line %d", ap=0x7fff8af83a60) at global/qglobal.cpp:2296
#9  0x00007f4e72bc1bd5 in qFatal (msg=0x1e21 <Address 0x1e21 out of bounds>) at global/qglobal.cpp:2479
#10 0x00007f4e58f7a848 in AudioEffect (this=0x3e6e4d0, backend=<value optimized out>, effectId=2130706437, parent=<value optimized out>) at ../../gstreamer/audioeffect.cpp:43
#11 0x00007f4e58f663d3 in Phonon::Gstreamer::Backend::createObject (this=0x3e60820, c=<value optimized out>, parent=0x1ee6300, args=<value optimized out>) at ../../gstreamer/backend.cpp:134
#12 0x00007f4e6fbac9bd in Phonon::Factory::createEffect (arg1=<value optimized out>, parent=0x1ee6300) at ../3rdparty/phonon/phonon/factory.cpp:338
#13 0x00007f4e6fba5694 in Phonon::EffectPrivate::createBackendObject (this=0x1ee5de0) at ../3rdparty/phonon/phonon/effect.cpp:58
#14 0x00007f4e6fbaab99 in Phonon::FactoryPrivate::phononBackendChanged (this=0x1bdffe0) at ../3rdparty/phonon/phonon/factory.cpp:300
#15 0x00007f4e6fbaac07 in Phonon::FactoryPrivate::qt_metacall (this=0x1bdffe0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff8af83ef0) at .moc/release-shared/factory.moc:77
#16 0x00007f4e70a0e486 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:904
#17 0x00007f4e70a1905f in QDBusCallDeliveryEvent::placeMetaCall(QObject*) () from /usr/lib/libQtDBus.so.4
#18 0x00007f4e72ccdd49 in QObject::event (this=0x1bdffe0, e=0x4102710) at kernel/qobject.cpp:1248
#19 0x00007f4e7363222c in QApplicationPrivate::notify_helper (this=0x1ad0450, receiver=0x1bdffe0, e=0x4102710) at kernel/qapplication.cpp:4300
#20 0x00007f4e736386fb in QApplication::notify (this=0x7fff8af86330, receiver=0x1bdffe0, e=0x4102710) at kernel/qapplication.cpp:4183
#21 0x00007f4e7469812a in App::notify (this=0x1e21, receiver=0x1e21, event=0x6) at ../../src/App.cpp:927
#22 0x00007f4e72cbe06c in QCoreApplication::notifyInternal (this=0x7fff8af86330, receiver=0x1bdffe0, event=0x4102710) at kernel/qcoreapplication.cpp:704
#23 0x00007f4e72cc07e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x19819f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x19819f0) at kernel/qcoreapplication.cpp:1345
#25 0x00007f4e72ce79d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#26 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#27 0x00007f4e6b8588c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#28 0x00007f4e6b85c748 in ?? () from /lib/libglib-2.0.so.0
#29 0x00007f4e6b85c8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#30 0x00007f4e72ce7513 in QEventDispatcherGlib::processEvents (this=0x1981140, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#31 0x00007f4e736e246e in QGuiEventDispatcherGlib::processEvents (this=0x1e21, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f4e72cbc992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#33 0x00007f4e72cbcd6c in QEventLoop::exec (this=0x7fff8af84a00, flags=) at kernel/qeventloop.cpp:201
#34 0x00007f4e73afc09e in QDialog::exec (this=0x7fff8af84a70) at dialogs/qdialog.cpp:546
#35 0x00007f4e7430806b in PlaybackConfig::configurePhonon (this=<value optimized out>) at ../../src/configdialog/dialogs/PlaybackConfig.cpp:78
#36 0x00007f4e743081a0 in PlaybackConfig::qt_metacall (this=0x3b85680, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at ./PlaybackConfig.moc:74
#37 0x00007f4e72cd0e3f in QMetaObject::activate (sender=0x3bcf5c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xffffffffffffffff) at kernel/qobject.cpp:3293
#38 0x00007f4e73ccd5f2 in QAbstractButton::clicked (this=0x1e21, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#39 0x00007f4e739e786b in QAbstractButtonPrivate::emitClicked (this=0x3b71ff0) at widgets/qabstractbutton.cpp:546
#40 0x00007f4e739e870b in QAbstractButtonPrivate::click (this=0x3b71ff0) at widgets/qabstractbutton.cpp:539
#41 0x00007f4e739e897c in QAbstractButton::mouseReleaseEvent (this=0x3bcf5c0, e=0x7fff8af85680) at widgets/qabstractbutton.cpp:1121
#42 0x00007f4e73688582 in QWidget::event (this=0x3bcf5c0, event=0x7fff8af85680) at kernel/qwidget.cpp:7998
#43 0x00007f4e7363222c in QApplicationPrivate::notify_helper (this=0x1ad0450, receiver=0x3bcf5c0, e=0x7fff8af85680) at kernel/qapplication.cpp:4300
#44 0x00007f4e73638ecb in QApplication::notify (this=0x7fff8af86330, receiver=0x3bcf5c0, e=0x7fff8af85680) at kernel/qapplication.cpp:3865
#45 0x00007f4e7469812a in App::notify (this=0x1e21, receiver=0x1e21, event=0x6) at ../../src/App.cpp:927
#46 0x00007f4e72cbe06c in QCoreApplication::notifyInternal (this=0x7fff8af86330, receiver=0x3bcf5c0, event=0x7fff8af85680) at kernel/qcoreapplication.cpp:704
#47 0x00007f4e736380ae in QCoreApplication::sendEvent (receiver=0x3bcf5c0, event=0x7fff8af85680, alienWidget=0x3bcf5c0, nativeWidget=0x330e080, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#48 QApplicationPrivate::sendMouseEvent (receiver=0x3bcf5c0, event=0x7fff8af85680, alienWidget=0x3bcf5c0, nativeWidget=0x330e080, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#49 0x00007f4e736b7f65 in QETWidget::translateMouseEvent (this=0x330e080, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#50 0x00007f4e736b68ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff8af85fa0) at kernel/qapplication_x11.cpp:3501
#51 0x00007f4e736e2882 in x11EventSourceDispatch (s=0x1adeb70, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#52 0x00007f4e6b8588c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#53 0x00007f4e6b85c748 in ?? () from /lib/libglib-2.0.so.0
#54 0x00007f4e6b85c8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#55 0x00007f4e72ce7513 in QEventDispatcherGlib::processEvents (this=0x1981140, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#56 0x00007f4e736e246e in QGuiEventDispatcherGlib::processEvents (this=0x1e21, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#57 0x00007f4e72cbc992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#58 0x00007f4e72cbcd6c in QEventLoop::exec (this=0x7fff8af862d0, flags=) at kernel/qeventloop.cpp:201
#59 0x00007f4e72cc0aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#60 0x0000000000408782 in main (argc=1, argv=0x7fff8af882a8) at ../../src/main.cpp:237

This bug may be a duplicate of or related to bug 192378.

Possible duplicates by query: bug 231130, bug 230943, bug 221735, bug 213718, bug 213704.

Reported using DrKonqi
Comment 1 Sven Krohlas 2010-04-10 20:15:37 UTC 

*** This bug has been marked as a duplicate of bug 219241 ***
Comment 2 Myriam Schweingruber 2010-04-10 20:29:59 UTC 
The backtraces are quite different, not a duplicate of bug 219241 which is about switching tracks in a fast sequence but a duplicate of bug 192378, which is likely a gstreamer / gstreamer backend issue.

*** This bug has been marked as a duplicate of bug 192378 ***