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-generic x86_64
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
Reproducible multiple times. Things to note: network unstable at time of crashes (some packetloss). Full scan worked earlier and continued to work when the network started fully transporting all packets again.

 -- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0x7facb84bf780 (LWP 2189))]

Thread 8 (Thread 0x7fac97c24710 (LWP 2246)):
#0  0x00007facb54cdf93 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fac9cbe241f in ?? () from /usr/lib/libpulse.so.0
#2  0x00007fac9cbd1d86 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#3  0x00007fac9cbd3809 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007fac9cbd38c0 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007fac9cbe221b in ?? () from /usr/lib/libpulse.so.0
#6  0x00007fac9c9a10e8 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#7  0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#8  0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fac915d9710 (LWP 2251)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb0887ca6 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007facb0887ce9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fac87265710 (LWP 2252)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb5d1b72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007facb2370026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x260f760, th=0x26109d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007facb23726ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x26109d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x26109d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x26109d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x26109d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007facb2370bff in ThreadWeaver::ThreadRunHelper::run (this=0x7fac87264de0, parent=0x260f760, th=0x26109d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#9  0x00007facb2371168 in ThreadWeaver::Thread::run (this=0x26109d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#10 0x00007facb5d1a775 in QThreadPrivate::start (arg=0x26109d0) at thread/qthread_unix.cpp:248
#11 0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#12 0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fac86a64710 (LWP 2253)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb5d1b72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1b298b8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1b298b8, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007fac91856bf9 in XmlParseJob::run (this=<value optimized out>) at ../../../../src/collection/sqlcollection/ScanManager.cpp:692
#4  0x00007facb23718dd in ThreadWeaver::JobRunHelper::runTheJob (this=0x7fac86a63d50, th=0x7fac98001600, job=0x1b29870) at ../../../threadweaver/Weaver/Job.cpp:106
#5  0x00007facb2371bde in ThreadWeaver::Job::execute (this=0x1b29870, th=0x7fac98001600) at ../../../threadweaver/Weaver/Job.cpp:135
#6  0x00007facb2370bcf in ThreadWeaver::ThreadRunHelper::run (this=0x7fac86a63de0, parent=0x260f760, th=0x7fac98001600) at ../../../threadweaver/Weaver/Thread.cpp:95
#7  0x00007facb2371168 in ThreadWeaver::Thread::run (this=0x7fac98001600) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007facb5d1a775 in QThreadPrivate::start (arg=0x7fac98001600) at thread/qthread_unix.cpp:248
#9  0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fac861e3710 (LWP 2258)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb5d1b72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007facb2370026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x260f760, th=0x25dc4c0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007facb23726ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x25dc4c0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007facb2370bff in ThreadWeaver::ThreadRunHelper::run (this=0x7fac861e2de0, parent=0x260f760, th=0x25dc4c0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007facb2371168 in ThreadWeaver::Thread::run (this=0x25dc4c0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007facb5d1a775 in QThreadPrivate::start (arg=0x25dc4c0) at thread/qthread_unix.cpp:248
#8  0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fac859e2710 (LWP 2260)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb5d1b72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x26105a0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007facb2370026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x260f760, th=0x23a4ba0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007facb23726ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x23a4ba0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x23a4ba0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x23a4ba0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007facb23726c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x260eef0, th=0x23a4ba0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007facb2370bff in ThreadWeaver::ThreadRunHelper::run (this=0x7fac859e1de0, parent=0x260f760, th=0x23a4ba0) at ../../../threadweaver/Weaver/Thread.cpp:87
#9  0x00007facb2371168 in ThreadWeaver::Thread::run (this=0x23a4ba0) at ../../../threadweaver/Weaver/Thread.cpp:142
#10 0x00007facb5d1a775 in QThreadPrivate::start (arg=0x23a4ba0) at thread/qthread_unix.cpp:248
#11 0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#12 0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fac831c8710 (LWP 2267)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007facb1bdb2a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7facb1eb9220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007facb1bdb2e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7facb1ec72ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007facb39259ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007facb54da6dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7facb84bf780 (LWP 2189)):
[KCrash Handler]
#5  0x00007facb7720527 in QList<KSharedPtr<Meta::Playlist> >::contains (this=<value optimized out>, playlist=) at /usr/include/qt4/QtCore/qlist.h:760
#6  PlaylistManager::getProviderForPlaylist (this=<value optimized out>, playlist=) at ../../src/playlistmanager/PlaylistManager.cpp:329
#7  0x00007facb76e08c2 in PlaylistBrowserNS::UserModel::data (this=<value optimized out>, index=..., role=<value optimized out>) at ../../src/browsers/playlistbrowser/UserPlaylistModel.cpp:235
#8  0x00007facb5e038f7 in QAbstractItemModel::itemData (this=0x7fac980398e0, index=<value optimized out>) at kernel/qabstractitemmodel.cpp:1644
#9  0x00007facb76d82a7 in QtGroupingProxy::belongsTo (this=<value optimized out>, idx=<value optimized out>) at ../../src/browsers/playlistbrowser/QtGroupingProxy.cpp:64
#10 0x00007facb76d62e5 in QtGroupingProxy::buildTree (this=<value optimized out>) at ../../src/browsers/playlistbrowser/QtGroupingProxy.cpp:148
#11 0x00007facb73b2c79 in QtGroupingProxy::qt_metacall (this=0x25cd7c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff27b78e90) at moc_QtGroupingProxy.cpp:94
#12 0x00007facb73b34a5 in PlaylistsByProviderProxy::qt_metacall (this=0x7fff27b78150, _c=2575260896, _id=6553695, _a=0x7fac9975c908) at moc_PlaylistsByProviderProxy.cpp:75
#13 0x00007facb5e21e3f in QMetaObject::activate (sender=0x7fac980398e0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fac9975c908) at kernel/qobject.cpp:3293
#14 0x00007facb76e6768 in PlaylistBrowserNS::UserModel::slotUpdate (this=0x7fac980398e0) at ../../src/browsers/playlistbrowser/UserPlaylistModel.cpp:93
#15 0x00007facb76e6848 in PlaylistBrowserNS::UserModel::qt_metacall (this=0x7fac980398e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff27b78ff0) at ./UserPlaylistModel.moc:96
#16 0x00007facb5e21e3f in QMetaObject::activate (sender=0x1cd5580, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x7fac9975c908) at kernel/qobject.cpp:3293
#17 0x00007facb7724458 in PlaylistManager::slotUpdated (this=0x1cd5580) at ../../src/playlistmanager/PlaylistManager.cpp:136
#18 0x00007facb7724768 in PlaylistManager::qt_metacall (this=0x1cd5580, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fac702d5d40) at ./PlaylistManager.moc:90
#19 0x00007facb5e1ed49 in QObject::event (this=0x1cd5580, e=0x7fac7030a720) at kernel/qobject.cpp:1248
#20 0x00007facb678322c in QApplicationPrivate::notify_helper (this=0x1550550, receiver=0x1cd5580, e=0x7fac7030a720) at kernel/qapplication.cpp:4300
#21 0x00007facb67896fb in QApplication::notify (this=0x7fff27b79b80, receiver=0x1cd5580, e=0x7fac7030a720) at kernel/qapplication.cpp:4183
#22 0x00007facb77e947a in App::notify (this=0x7fff27b78150, receiver=0x7fac997f5ce0, event=0x7200610064005f) at ../../src/App.cpp:927
#23 0x00007facb5e0f06c in QCoreApplication::notifyInternal (this=0x7fff27b79b80, receiver=0x1cd5580, event=0x7fac7030a720) at kernel/qcoreapplication.cpp:704
#24 0x00007facb5e117e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1407620) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1407620) at kernel/qcoreapplication.cpp:1345
#26 0x00007facb5e389d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#27 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#28 0x00007facae9aa8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x00007facae9ae748 in ?? () from /lib/libglib-2.0.so.0
#30 0x00007facae9ae8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x00007facb5e38513 in QEventDispatcherGlib::processEvents (this=0x1406d70, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#32 0x00007facb683331e in QGuiEventDispatcherGlib::processEvents (this=0x7fff27b78150, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#33 0x00007facb5e0d992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#34 0x00007facb5e0dd6c in QEventLoop::exec (this=0x7fff27b79b20, flags=) at kernel/qeventloop.cpp:201
#35 0x00007facb5e11aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#36 0x0000000000408782 in main (argc=1, argv=0x7fff27b7baf8) at ../../src/main.cpp:237

This bug may be a duplicate of or related to bug 231845, bug 227599.

Possible duplicates by query: bug 232614, bug 232125, bug 231845, bug 231053, bug 229955.

Reported using DrKonqi