Application: amarok (2.4.3)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.8.0
Operating System: Linux 3.1.5-6.fc16.x86_64 x86_64
Distribution: "Fedora release 16 (Verne)"

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

Starting KDE. Amarok is part of the session profile and crashes every time I log in.

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
82	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fa35d56f840 (LWP 1682))]

Thread 10 (Thread 0x7fa34e3d7700 (LWP 2011)):
#0  0x00000039632e6a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x000000397f42c08f in ?? () from /usr/lib64/libpulse.so.0
#2  0x000000397f41df06 in pa_mainloop_poll () from /usr/lib64/libpulse.so.0
#3  0x000000397f41e539 in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x000000397f41e5f0 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x000000397f42c03f in ?? () from /usr/lib64/libpulse.so.0
#6  0x000000397f838be8 in ?? () from /usr/lib64/libpulsecommon-0.9.23.so
#7  0x0000003963607d90 in start_thread (arg=0x7fa34e3d7700) at pthread_create.c:309
#8  0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 9 (Thread 0x7fa34ebd8700 (LWP 2038)):
#0  0x000000396360af8d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:53
#1  __pthread_mutex_unlock (mutex=0x7fa348000a38) at pthread_mutex_unlock.c:298
#2  0x0000003962e44f7c in g_main_context_poll (n_fds=1, fds=0x7fa348001ca0, priority=<optimized out>, timeout=-1, context=0x7fa348000a30) at gmain.c:3385
#3  g_main_context_iterate (context=0x7fa348000a30, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3068
#4  0x0000003962e4544c in g_main_context_iteration (context=0x7fa348000a30, may_block=1) at gmain.c:3136
#5  0x0000003d3b9a79c6 in QEventDispatcherGlib::processEvents (this=0x7fa348000950, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#6  0x0000003d3b977dc2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x0000003d3b978017 in QEventLoop::exec (this=0x7fa34ebd7d10, flags=...) at kernel/qeventloop.cpp:204
#8  0x0000003d3b878ad7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x0000003d3b957b9f in QInotifyFileSystemWatcherEngine::run (this=0x29a4b50) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x29a4b50) at thread/qthread_unix.cpp:298
#11 0x0000003963607d90 in start_thread (arg=0x7fa34ebd8700) at pthread_create.c:309
#12 0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 8 (Thread 0x7fa33bde2700 (LWP 2047)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d3b87c02b in wait (time=18446744073709551615, this=0x2d083d0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2d08550, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000003d4800aa8b in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2d08280, th=0x2d08a10) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x0000003d4800d37b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d08a10) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x0000003d4800c1ef in ThreadWeaver::ThreadRunHelper::run (this=0x7fa33bde1d60, parent=0x2d08280, th=0x2d08a10) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#6  0x0000003d4800c27b in ThreadWeaver::Thread::run (this=0x2d08a10) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#7  0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x2d08a10) at thread/qthread_unix.cpp:298
#8  0x0000003963607d90 in start_thread (arg=0x7fa33bde2700) at pthread_create.c:309
#9  0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 7 (Thread 0x7fa33b3d7700 (LWP 2048)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d3b87c02b in wait (time=18446744073709551615, this=0x2d083d0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2d08550, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000003d4800aa8b in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2d08280, th=0x2d33170) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x0000003d4800d37b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d33170) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x0000003d4800d394 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d33170) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x0000003d4800c1ef in ThreadWeaver::ThreadRunHelper::run (this=0x7fa33b3d6d60, parent=0x2d08280, th=0x2d33170) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x0000003d4800c27b in ThreadWeaver::Thread::run (this=0x2d33170) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x2d33170) at thread/qthread_unix.cpp:298
#9  0x0000003963607d90 in start_thread (arg=0x7fa33b3d7700) at pthread_create.c:309
#10 0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 6 (Thread 0x7fa333fff700 (LWP 2049)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d3b87c02b in wait (time=18446744073709551615, this=0x2d083d0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2d08550, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000003d4800aa8b in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2d08280, th=0x2d34690) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x0000003d4800d37b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d34690) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x0000003d4800d394 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d34690) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x0000003d4800c1ef in ThreadWeaver::ThreadRunHelper::run (this=0x7fa333ffed60, parent=0x2d08280, th=0x2d34690) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x0000003d4800c27b in ThreadWeaver::Thread::run (this=0x2d34690) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x2d34690) at thread/qthread_unix.cpp:298
#9  0x0000003963607d90 in start_thread (arg=0x7fa333fff700) at pthread_create.c:309
#10 0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 5 (Thread 0x7fa33abd6700 (LWP 2050)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d3b87c02b in wait (time=18446744073709551615, this=0x2d083d0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x2d08550, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000003d4800aa8b in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2d08280, th=0x2d75df0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x0000003d4800d37b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d75df0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x0000003d4800d394 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2cf8800, th=0x2d75df0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x0000003d4800c1ef in ThreadWeaver::ThreadRunHelper::run (this=0x7fa33abd5d60, parent=0x2d08280, th=0x2d75df0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:87
#7  0x0000003d4800c27b in ThreadWeaver::Thread::run (this=0x2d75df0) at /usr/src/debug/kdelibs-4.7.3/threadweaver/Weaver/Thread.cpp:142
#8  0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x2d75df0) at thread/qthread_unix.cpp:298
#9  0x0000003963607d90 in start_thread (arg=0x7fa33abd6700) at pthread_create.c:309
#10 0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 4 (Thread 0x7fa33a1b9700 (LWP 2051)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d463973cc in WTF::TCMalloc_PageHeap::scavengerThread (this=0x3d46d90f80) at ../../../Source/JavaScriptCore/wtf/FastMalloc.cpp:2495
#2  0x0000003d463974f9 in WTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../../../Source/JavaScriptCore/wtf/FastMalloc.cpp:1618
#3  0x0000003963607d90 in start_thread (arg=0x7fa33a1b9700) at pthread_create.c:309
#4  0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 3 (Thread 0x7fa3398b8700 (LWP 2052)):
#0  0x00000039632e6a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x0000003962e44f88 in g_main_context_poll (n_fds=1, fds=0x7fa3240012e0, priority=<optimized out>, timeout=4040, context=0x7fa3240009a0) at gmain.c:3386
#2  g_main_context_iterate (context=0x7fa3240009a0, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3068
#3  0x0000003962e4544c in g_main_context_iteration (context=0x7fa3240009a0, may_block=1) at gmain.c:3136
#4  0x0000003d3b9a79c6 in QEventDispatcherGlib::processEvents (this=0x7fa3240008c0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#5  0x0000003d3b977dc2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x0000003d3b978017 in QEventLoop::exec (this=0x7fa3398b7d40, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003d3b878ad7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x0000003d3b87bb1b in QThreadPrivate::start (arg=0x2dccb20) at thread/qthread_unix.cpp:298
#9  0x0000003963607d90 in start_thread (arg=0x7fa3398b8700) at pthread_create.c:309
#10 0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7fa332ffd700 (LWP 2059)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x0000003d47784e62 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x3d47a7e240) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x0000003d47784e99 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x0000003963607d90 in start_thread (arg=0x7fa332ffd700) at pthread_create.c:309
#4  0x00000039632ef3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7fa35d56f840 (LWP 1682)):
[KCrash Handler]
#6  isEmpty (this=0x7400720041b4a0) at /usr/include/QtCore/qlist.h:99
#7  isEmpty (this=0x7400720041b4a0) at /usr/include/QtCore/qlist.h:152
#8  CollectionTreeItem::row (this=0x29b9bd0) at /usr/src/debug/amarok-2.4.3/src/browsers/CollectionTreeItem.cpp:226
#9  0x0000003d4a1c655c in CollectionTreeItemModelBase::handleNormalQueryResult (this=0x29cb750, qm=0x29b2980, dataList=...) at /usr/src/debug/amarok-2.4.3/src/browsers/CollectionTreeItemModelBase.cpp:874
#10 0x0000003d4a1c6988 in CollectionTreeItemModelBase::newResultReady (this=0x29cb750, data=...) at /usr/src/debug/amarok-2.4.3/src/browsers/CollectionTreeItemModelBase.cpp:749
#11 0x0000003d4a1c7c50 in CollectionTreeItemModelBase::newResultReady (this=0x29cb750, res=<optimized out>) at /usr/src/debug/amarok-2.4.3/src/browsers/CollectionTreeItemModelBase.cpp:700
#12 0x0000003d4a1c8961 in CollectionTreeItemModelBase::qt_static_metacall (_o=0x29cb750, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /usr/src/debug/amarok-2.4.3/x86_64-redhat-linux-gnu/src/CollectionTreeItemModelBase.moc:84
#13 0x0000003d3b991b26 in QObject::event (this=0x29cb750, e=<optimized out>) at kernel/qobject.cpp:1194
#14 0x0000003d3d1c96f4 in notify_helper (e=0x33df530, receiver=0x29cb750, this=0x235a4f0) at kernel/qapplication.cpp:4518
#15 QApplicationPrivate::notify_helper (this=0x235a4f0, receiver=0x29cb750, e=0x33df530) at kernel/qapplication.cpp:4490
#16 0x0000003d3d1ce573 in QApplication::notify (this=0x7fff68ddedc0, receiver=0x29cb750, e=0x33df530) at kernel/qapplication.cpp:4379
#17 0x0000003d3e050396 in KApplication::notify (this=0x7fff68ddedc0, receiver=0x29cb750, event=0x33df530) at /usr/src/debug/kdelibs-4.7.3/kdeui/kernel/kapplication.cpp:311
#18 0x0000003d3b978c8c in QCoreApplication::notifyInternal (this=0x7fff68ddedc0, receiver=0x29cb750, event=0x33df530) at kernel/qcoreapplication.cpp:876
#19 0x0000003d3b97c71a in sendEvent (event=0x33df530, receiver=0x29cb750) at kernel/qcoreapplication.h:231
#20 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x21be7a0) at kernel/qcoreapplication.cpp:1500
#21 0x0000003d3b9a7533 in sendPostedEvents () at kernel/qcoreapplication.h:236
#22 postEventSourceDispatch (s=0x2346690) at kernel/qeventdispatcher_glib.cpp:279
#23 0x0000003962e44a7d in g_main_dispatch (context=0x2218c10) at gmain.c:2425
#24 g_main_context_dispatch (context=0x2218c10) at gmain.c:2995
#25 0x0000003962e45278 in g_main_context_iterate (context=0x2218c10, block=<optimized out>, dispatch=1, self=<optimized out>) at gmain.c:3073
#26 0x0000003962e4544c in g_main_context_iteration (context=0x2218c10, may_block=1) at gmain.c:3136
#27 0x0000003d3b9a795f in QEventDispatcherGlib::processEvents (this=0x2331540, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#28 0x0000003d3d26c2ce in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:207
#29 0x0000003d3b977dc2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#30 0x0000003d3b978017 in QEventLoop::exec (this=0x7fff68dded50, flags=...) at kernel/qeventloop.cpp:204
#31 0x0000003d3b97ca15 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#32 0x000000000040916e in main (argc=3, argv=0x7fff68de13c8) at /usr/src/debug/amarok-2.4.3/src/main.cpp:289

This bug may be a duplicate of or related to bug 233170.

Possible duplicates by query: bug 282302, bug 282268.

Reported using DrKonqi