Application: amarok (2.4.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-8-generic x86_64
Distribution: Ubuntu 11.04

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

looking for an artist: typed in artists' name in search field and then hit "enter". Amarok crashed.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc171809840 (LWP 3013))]

Thread 11 (Thread 0x7fc1505ad700 (LWP 3016)):
#0  0x00007fc16e215f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc165af132f in ?? () from /usr/lib/libpulse.so.0
#2  0x00007fc165ae3116 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#3  0x00007fc165ae3749 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007fc165ae3800 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007fc165af12df in ?? () from /usr/lib/libpulse.so.0
#6  0x00007fc1612a4a88 in ?? () from /usr/lib/libpulsecommon-0.9.22.so
#7  0x00007fc169ce0d8c in start_thread (arg=0x7fc1505ad700) at pthread_create.c:304
#8  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fc14e852700 (LWP 3018)):
#0  0x00007fc169ce4d9d in __pthread_mutex_unlock_usercnt (mutex=0x1404ed8) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x1404ed8) at pthread_mutex_unlock.c:290
#2  0x00007fc1688e20f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc1688e2639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc16eb73446 in QEventDispatcherGlib::processEvents (this=0x1404a80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fc16eb47882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fc16eb47abc in QEventLoop::exec (this=0x7fc14e851d10, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fc16ea5e924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#8  0x00007fc16eb29c2f in QInotifyFileSystemWatcherEngine::run (this=0x13d4c50) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fc16ea61175 in QThreadPrivate::start (arg=0x13d4c50) at thread/qthread_unix.cpp:320
#10 0x00007fc169ce0d8c in start_thread (arg=0x7fc14e852700) at pthread_create.c:304
#11 0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fc14151a700 (LWP 3030)):
#0  0x00007fc16e2324b0 in pthread_mutex_lock (mutex=0x1af4b38) at forward.c:182
#1  0x00007fc1688e10d3 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc1688e1f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc1688e29f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc160222c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007fc1689093e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc169ce0d8c in start_thread (arg=0x7fc14151a700) at pthread_create.c:304
#7  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fc140518700 (LWP 3033)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc16a5dc2a2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fc16a8f5180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fc16a5dc2d9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fc16a903254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fc169ce0d8c in start_thread (arg=0x7fc140518700) at pthread_create.c:304
#4  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fc13cbff700 (LWP 3034)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc16ea6182b in wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc16bc920b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f92250, th=0x1a33dc0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc16bc94723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1c48a60, th=0x1a33dc0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc16bc9353f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc13cbfed60, parent=0x1f92250, th=0x1a33dc0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc16bc935cb in ThreadWeaver::Thread::run (this=0x1a33dc0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc16ea61175 in QThreadPrivate::start (arg=0x1a33dc0) at thread/qthread_unix.cpp:320
#8  0x00007fc169ce0d8c in start_thread (arg=0x7fc13cbff700) at pthread_create.c:304
#9  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fc13a7dc700 (LWP 3038)):
#0  pthread_once () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_once.S:46
#1  0x00007fc16ea61236 in get_thread_data () at thread/qthread_unix.cpp:160
#2  QThreadData::current () at thread/qthread_unix.cpp:199
#3  0x00007fc16eb72e99 in postEventSourcePrepare (s=0x1f792d0, timeout=0x7fc13a7dbb8c) at kernel/qeventdispatcher_glib.cpp:254
#4  0x00007fc1688e10a2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc1688e1f9d in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc1688e2639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fc16eb73446 in QEventDispatcherGlib::processEvents (this=0x1f793c0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007fc16eb47882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#9  0x00007fc16eb47abc in QEventLoop::exec (this=0x7fc13a7dbd10, flags=...) at kernel/qeventloop.cpp:201
#10 0x00007fc16ea5e924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#11 0x00007fc16eb29c2f in QInotifyFileSystemWatcherEngine::run (this=0xe893f0) at io/qfilesystemwatcher_inotify.cpp:248
#12 0x00007fc16ea61175 in QThreadPrivate::start (arg=0xe893f0) at thread/qthread_unix.cpp:320
#13 0x00007fc169ce0d8c in start_thread (arg=0x7fc13a7dc700) at pthread_create.c:304
#14 0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fc139dbe700 (LWP 3039)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc16ea6182b in wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc16bc920b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f92250, th=0x20b7900) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc16bc94723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1c48a60, th=0x20b7900) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc16bc9353f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc139dbdd60, parent=0x1f92250, th=0x20b7900) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc16bc935cb in ThreadWeaver::Thread::run (this=0x20b7900) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc16ea61175 in QThreadPrivate::start (arg=0x20b7900) at thread/qthread_unix.cpp:320
#8  0x00007fc169ce0d8c in start_thread (arg=0x7fc139dbe700) at pthread_create.c:304
#9  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fc1393b2700 (LWP 3040)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc16ea6182b in wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc16bc920b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f92250, th=0x2024b20) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc16bc94723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1c48a60, th=0x2024b20) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc16bc9353f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc1393b1d60, parent=0x1f92250, th=0x2024b20) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc16bc935cb in ThreadWeaver::Thread::run (this=0x2024b20) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc16ea61175 in QThreadPrivate::start (arg=0x2024b20) at thread/qthread_unix.cpp:320
#8  0x00007fc169ce0d8c in start_thread (arg=0x7fc1393b2700) at pthread_create.c:304
#9  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc138bb1700 (LWP 3041)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc16ea6182b in wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1fa0d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007fc16bc920b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1f92250, th=0x2020010) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc16bc94723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1c48a60, th=0x2020010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc16bc9473c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1c48a60, th=0x2020010) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc16bc9353f in ThreadWeaver::ThreadRunHelper::run (this=0x7fc138bb0d60, parent=0x1f92250, th=0x2020010) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc16bc935cb in ThreadWeaver::Thread::run (this=0x2020010) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc16ea61175 in QThreadPrivate::start (arg=0x2020010) at thread/qthread_unix.cpp:320
#9  0x00007fc169ce0d8c in start_thread (arg=0x7fc138bb1700) at pthread_create.c:304
#10 0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc137d77700 (LWP 3042)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc165076832 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007fc169ce0d8c in start_thread (arg=0x7fc137d77700) at pthread_create.c:304
#3  0x00007fc16e22304d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc171809840 (LWP 3013)):
[KCrash Handler]
#6  0x00007fc1701765e7 in QList<CollectionTreeItem*>::indexOf (this=0x2020040, t=@0x7fff870fbd90, from=0) at /usr/include/qt4/QtCore/qlist.h:828
#7  0x00007fc1701748d4 in CollectionTreeItem::row (this=<value optimized out>) at ../../src/browsers/CollectionTreeItem.cpp:224
#8  0x00007fc170183fce in CollectionTreeItemModelBase::handleNormalQueryResult (this=0x1ab8340, qm=<value optimized out>, dataList=...) at ../../src/browsers/CollectionTreeItemModelBase.cpp:1052
#9  0x00007fc170183e5a in CollectionTreeItemModelBase::qt_metacall (this=0x1ab8340, _c=<value optimized out>, _id=3, _a=0x25e0a10) at ./CollectionTreeItemModelBase.moc:94
#10 0x00007fc16eb5c49a in QObject::event (this=0x1ab8340, e=<value optimized out>) at kernel/qobject.cpp:1226
#11 0x00007fc16f5079e4 in QApplicationPrivate::notify_helper (this=0xe202d0, receiver=0x1ab8340, e=0x1f31c50) at kernel/qapplication.cpp:4462
#12 0x00007fc16f50c3aa in QApplication::notify (this=<value optimized out>, receiver=0x1ab8340, e=0x1f31c50) at kernel/qapplication.cpp:4341
#13 0x00007fc17121b866 in KApplication::notify (this=0x7fff870fc7d0, receiver=0x1ab8340, event=0x1f31c50) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00007fc16eb4849c in QCoreApplication::notifyInternal (this=0x7fff870fc7d0, receiver=0x1ab8340, event=0x1f31c50) at kernel/qcoreapplication.cpp:731
#15 0x00007fc16eb4bc25 in sendEvent (receiver=0x0, event_type=0, data=0xc74890) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#16 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xc74890) at kernel/qcoreapplication.cpp:1372
#17 0x00007fc16eb73253 in sendPostedEvents (s=0xe25c20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#18 postEventSourceDispatch (s=0xe25c20) at kernel/qeventdispatcher_glib.cpp:277
#19 0x00007fc1688e1bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fc1688e23a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007fc1688e2639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007fc16eb733ef in QEventDispatcherGlib::processEvents (this=0xc74490, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#23 0x00007fc16f5aedfe in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007fc16eb47882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007fc16eb47abc in QEventLoop::exec (this=0x7fff870fc780, flags=...) at kernel/qeventloop.cpp:201
#26 0x00007fc16eb4becb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#27 0x0000000000409c51 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../src/main.cpp:268

Possible duplicates by query: bug 275563, bug 267219, bug 258211, bug 256419, bug 248102.

Reported using DrKonqi