Application: amarok (2.2.2.90)
KDE Platform Version: 4.4.1 (KDE 4.4.1)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-15-generic i686
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
An error is displayed sayin Phonon KDE's Mudimedia Library :  Playback Through Pulse Audio device does not work.

The crash can be reproduced every time.

 -- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7761760 (LWP 3813))]

Thread 4 (Thread 0xb4e93b70 (LWP 3819)):
#0  0x00c390d7 in __pthread_mutex_unlock_full () from /lib/tls/i686/cmov/libpthread.so.0
#1  0x07d40ae6 in pthread_mutex_unlock () from /lib/tls/i686/cmov/libc.so.6
#2  0x045c5b51 in pa_mutex_unlock () from /usr/lib/libpulsecommon-0.9.21.so
#3  0x087584c9 in ?? () from /usr/lib/libpulse.so.0
#4  0x08744a59 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#5  0x08746a13 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#6  0x08746ae4 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#7  0x08758283 in ?? () from /usr/lib/libpulse.so.0
#8  0x045c6bf2 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#9  0x00c3596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0x07d3392e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xaff95b70 (LWP 3821)):
#0  0x03985e16 in clock_gettime () from /lib/tls/i686/cmov/librt.so.1
#1  0x00aaa5bb in qt_gettime () at kernel/qcore_unix.cpp:111
#2  0x00aaf6e5 in QTimerInfoList::updateCurrentTime (this=0x901a64c) at kernel/qeventdispatcher_unix.cpp:340
#3  0x00aaf72a in QTimerInfoList::timerWait (this=0x901a64c, tm=...) at kernel/qeventdispatcher_unix.cpp:443
#4  0x00aad6d8 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xaff9507c) at kernel/qeventdispatcher_glib.cpp:136
#5  0x00aad765 in timerSourcePrepare (source=0x0, timeout=0x3989ff4) at kernel/qeventdispatcher_glib.cpp:169
#6  0x01c9c2ea in IA__g_main_context_prepare (context=0x8f85310, priority=0xaff950fc) at /build/buildd/glib2.0-2.23.4/glib/gmain.c:2280
#7  0x01c9c709 in g_main_context_iterate (context=0x8f85310, block=<value optimized out>, dispatch=1, self=0x8f848e0) at /build/buildd/glib2.0-2.23.4/glib/gmain.c:2571
#8  0x01c9ccc8 in IA__g_main_context_iteration (context=0x8f85310, may_block=1) at /build/buildd/glib2.0-2.23.4/glib/gmain.c:2654
#9  0x00aad4cf in QEventDispatcherGlib::processEvents (this=0x901a188, flags=...) at kernel/qeventdispatcher_glib.cpp:414
#10 0x00a7fef9 in QEventLoop::processEvents (this=0xaff95240, flags=) at kernel/qeventloop.cpp:149
#11 0x00a8034a in QEventLoop::exec (this=0xaff95240, flags=...) at kernel/qeventloop.cpp:201
#12 0x0097c5a8 in QThread::exec (this=0x901a2e8) at thread/qthread.cpp:487
#13 0x00a5fb1b in QInotifyFileSystemWatcherEngine::run (this=0x901a2e8) at io/qfilesystemwatcher_inotify.cpp:248
#14 0x0097f32e in QThreadPrivate::start (arg=0x901a2e8) at thread/qthread_unix.cpp:248
#15 0x00c3596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#16 0x07d3392e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xae4dcb70 (LWP 3822)):
#0  0x00918422 in __kernel_vsyscall ()
#1  0x00c3a015 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x07d408dd in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x04da9ff7 in ?? () from /usr/lib/libQtWebKit.so.4
#4  0x04daa041 in ?? () from /usr/lib/libQtWebKit.so.4
#5  0x00c3596e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#6  0x07d3392e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7761760 (LWP 3813)):
[KCrash Handler]
#6  0x02dceb02 in qt_closestItemFirst (item1=0x90eac50, item2=0x8f1e898) at graphicsview/qgraphicsitem_p.h:681
#7  0x02dd514f in QAlgorithmsPrivate::qSortHelper<QList<QGraphicsItem*>::iterator, QGraphicsItem*, bool (*)(QGraphicsItem const*, QGraphicsItem const*)> (start=..., end=..., t=@0x90ebacc, 
    lessThan=0x2dcea30 <qt_closestItemFirst>) at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:351
#8  0x02dd5387 in qSort<QList<QGraphicsItem*>::iterator, bool (*)(QGraphicsItem const*, QGraphicsItem const*)> (start=..., end=..., lessThan=0x2dcea30 <qt_closestItemFirst>)
    at ../../include/QtCore/../../src/corelib/tools/qalgorithms.h:187
#9  0x02dd496e in QGraphicsSceneBspTreeIndexPrivate::sortItems (itemList=0xbfe82b0c, order=Qt::DescendingOrder, sortCacheEnabled=false, onlyTopLevelItems=false)
    at graphicsview/qgraphicsscenebsptreeindex.cpp:434
#10 0x02dd4b89 in QGraphicsSceneBspTreeIndex::items (this=0x8f44818, order=Qt::DescendingOrder) at graphicsview/qgraphicsscenebsptreeindex.cpp:572
#11 0x02dadf77 in QGraphicsScene::items (this=0x8f5dc40) at graphicsview/qgraphicsscene.cpp:1900
#12 0x02db47c9 in QGraphicsScene::itemsBoundingRect (this=0x8f5dc40) at graphicsview/qgraphicsscene.cpp:1887
#13 0x02dbb9ad in QGraphicsScene::sceneRect (this=0x8f5dc40) at graphicsview/qgraphicsscene.cpp:1636
#14 0x02dde82d in QGraphicsView::sceneRect (this=0x9005188) at graphicsview/qgraphicsview.cpp:1625
#15 0x0411a669 in Plasma::viewFor (item=0x90eac50) at ../../plasma/plasma.cpp:101
#16 0x041d7b20 in Plasma::WebView::itemChange (this=0x90eac48, change=QGraphicsItem::ItemSceneHasChanged, value=...) at ../../plasma/widgets/webview.cpp:492
#17 0x02dbea92 in QGraphicsScene::addItem (this=0x8f5dc40, item=0x90eac50) at graphicsview/qgraphicsscene.cpp:2621
#18 0x02dbe9f7 in QGraphicsScene::addItem (this=0x8f5dc40, item=0x9093e60) at graphicsview/qgraphicsscene.cpp:2608
#19 0x02d8d0d0 in QGraphicsItemPrivate::setParentItemHelper (this=0x90c3da8, newParent=0x8f1e898, newParentVariant=0xbfe8301c, thisPointerVariant=0xbfe83004) at graphicsview/qgraphicsitem.cpp:1131
#20 0x02d8d72f in QGraphicsItem::setParentItem (this=0x9093e60, newParent=0x8f1e898) at graphicsview/qgraphicsitem.cpp:1601
#21 0x040d44d3 in Plasma::Containment::addApplet (this=0x8f1e890, applet=0x9093e58, pos=..., delayInit=false) at ../../plasma/containment.cpp:941
#22 0x040d4bcd in Plasma::ContainmentPrivate::addApplet (this=0x8ffc5b0, name=..., args=..., appletGeometry=..., id=0, delayInit=<value optimized out>) at ../../plasma/containment.cpp:2284
#23 0x040d4e49 in Plasma::Containment::addApplet (this=0x8f1e890, name=..., args=..., appletGeometry=...) at ../../plasma/containment.cpp:893
#24 0x05b7485b in ?? () from /usr/lib/kde4/amarok_containment_vertical.so
#25 0x05b74d94 in ?? () from /usr/lib/kde4/amarok_containment_vertical.so
#26 0x00dded9b in Context::ContextView::loadConfig() () from /usr/lib/libamaroklib.so.1
#27 0x00de0571 in Context::ContextView::showHome() () from /usr/lib/libamaroklib.so.1
#28 0x0121f68d in MainWindow::createContextView(Plasma::Containment*) () from /usr/lib/libamaroklib.so.1
#29 0x01221946 in MainWindow::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libamaroklib.so.1
#30 0x00a86b3a in QMetaObject::metacall (object=0x8bc0228, cl=150071448, idx=72, argv=0xbfe835a8) at kernel/qmetaobject.cpp:237
#31 0x00a95285 in QMetaObject::activate (sender=0x8f5dc40, m=0x428bc44, local_signal_index=0, argv=0xbfe835a8) at kernel/qobject.cpp:3293
#32 0x040e48a3 in Plasma::Corona::containmentAdded (this=0x8f5dc40, _t1=0x8f1e890) at ./corona.moc:146
#33 0x040e9c3d in Plasma::CoronaPrivate::addContainment (this=0x8f5dfa8, name=..., args=..., id=0, delayedInit=false) at ../../plasma/corona.cpp:248
#34 0x040e6b02 in Plasma::Corona::addContainment (this=0x8f5dc40, name=..., args=...) at ../../plasma/corona.cpp:468
#35 0x00ddd83b in Context::ContextScene::loadDefaultSetup() () from /usr/lib/libamaroklib.so.1
#36 0x0122275e in MainWindow::init() () from /usr/lib/libamaroklib.so.1
#37 0x01224bca in MainWindow::MainWindow() () from /usr/lib/libamaroklib.so.1
#38 0x011ed26f in App::continueInit() () from /usr/lib/libamaroklib.so.1
#39 0x011f2300 in App::App() () from /usr/lib/libamaroklib.so.1
#40 0x0804fffc in _start ()

This bug may be a duplicate of or related to bug 229284.

Possible duplicates by query: bug 229284, bug 228278, bug 227639.

Reported using DrKonqi