Application: amarok (2.7.0)
KDE Platform Version: 4.10.4
Qt Version: 4.8.4
Operating System: Linux 3.8.0-25-generic x86_64
Distribution: Ubuntu 13.04

-- Information about the crash:
- What I was doing when the application crashed:
Before it, i try to delete config file of amarok because it often crash while i work. 
- Unusual behavior I noticed:
QWidget::setMinimumSize: (Media Sources dock/BrowserDock) Negative sizes (146,-1) are not possible

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9b64fed7c0 (LWP 11008))]

Thread 17 (Thread 0x7f9b4535a700 (LWP 11012)):
#0  __GI___pthread_mutex_unlock (mutex=0x7f9b4000d570) at pthread_mutex_unlock.c:297
#1  0x00007f9b5c3aa5f1 in g_mutex_unlock (mutex=mutex@entry=0x7f9b4000d4b0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:229
#2  0x00007f9b5c36b0f1 in g_main_context_iterate (context=0x7f9b4000d4b0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3679
#3  0x00007f9b5c36b6ba in g_main_loop_run (loop=0x7f9b4000d5e0) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3895
#4  0x00007f9b4cba64f6 in gdbus_shared_thread_func (user_data=0x7f9b4000d480) at /build/buildd/glib2.0-2.36.0/./gio/gdbusprivate.c:278
#5  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9b4000c0f0) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#6  0x00007f9b5de5ff8e in start_thread (arg=0x7f9b4535a700) at pthread_create.c:311
#7  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 16 (Thread 0x7f9b27723700 (LWP 11025)):
#0  0x00007f9b5c3aa34d in g_mutex_get_impl (mutex=0x7f9b200009e0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:120
#1  0x00007f9b5c3aa5b9 in g_mutex_lock (mutex=mutex@entry=0x7f9b200009e0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:210
#2  0x00007f9b5c36b190 in g_main_context_iterate (context=context@entry=0x7f9b200009e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3705
#3  0x00007f9b5c36b304 in g_main_context_iteration (context=0x7f9b200009e0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#4  0x00007f9b6226b036 in QEventDispatcherGlib::processEvents (this=0x7f9b20000900, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f9b6223b38f in QEventLoop::processEvents (this=this@entry=0x7f9b27722d90, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f9b6223b618 in QEventLoop::exec (this=this@entry=0x7f9b27722d90, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f9b6213d410 in QThread::exec (this=this@entry=0x211be70) at thread/qthread.cpp:542
#8  0x00007f9b6221cedf in QInotifyFileSystemWatcherEngine::run (this=0x211be70) at io/qfilesystemwatcher_inotify.cpp:256
#9  0x00007f9b6213fbec in QThreadPrivate::start (arg=0x211be70) at thread/qthread_unix.cpp:338
#10 0x00007f9b5de5ff8e in start_thread (arg=0x7f9b27723700) at pthread_create.c:311
#11 0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 15 (Thread 0x7f9b24991700 (LWP 11026)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b6214014b in wait (time=18446744073709551615, this=0x2434cc0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2434b98, mutex=0x2434e40, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9b5f3d8041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2434b70, th=0x2435220) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f9b5f3da94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x2435220) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f9b5f3d963f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f9b24990dc0, parent=0x2434b70, th=th@entry=0x2435220) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f9b5f3d96cb in ThreadWeaver::Thread::run (this=0x2435220) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f9b6213fbec in QThreadPrivate::start (arg=0x2435220) at thread/qthread_unix.cpp:338
#8  0x00007f9b5de5ff8e in start_thread (arg=0x7f9b24991700) at pthread_create.c:311
#9  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 14 (Thread 0x7f9b1f917700 (LWP 11027)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b6214014b in wait (time=18446744073709551615, this=0x2434cc0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2434b98, mutex=0x2434e40, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9b5f3d8041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2434b70, th=0x27537d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f9b5f3da94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x27537d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f9b5f3da964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x27537d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f9b5f3da964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x27537d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f9b5f3d963f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f9b1f916dc0, parent=0x2434b70, th=th@entry=0x27537d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f9b5f3d96cb in ThreadWeaver::Thread::run (this=0x27537d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f9b6213fbec in QThreadPrivate::start (arg=0x27537d0) at thread/qthread_unix.cpp:338
#10 0x00007f9b5de5ff8e in start_thread (arg=0x7f9b1f917700) at pthread_create.c:311
#11 0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 13 (Thread 0x7f9b1f116700 (LWP 11028)):
#0  0x00007f9b618d5233 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9b622684f3 in qt_safe_select (nfds=81, fdread=0x7f9b1f1159e0, fdwrite=0x7f9b1f115a60, fdexcept=fdexcept@entry=0x0, orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:83
#2  0x00007f9b62216bd2 in select_msecs (fdwrite=<optimized out>, fdread=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at io/qprocess_unix.cpp:1006
#3  select_msecs (nfds=<optimized out>, fdread=<optimized out>, fdwrite=<optimized out>, timeout=<optimized out>) at io/qprocess_unix.cpp:1003
#4  0x00007f9b62217c0b in QProcessPrivate::waitForReadyRead (this=0x7f9b10009830, msecs=-1) at io/qprocess_unix.cpp:1087
#5  0x00007f9b308dd32d in ScannerJob::getScannerOutput (this=this@entry=0x2eba790) at ../../../../../../src/core-impl/collections/db/ScanManager.cpp:734
#6  0x00007f9b308e1f18 in ScannerJob::run (this=0x2eba790) at ../../../../../../src/core-impl/collections/db/ScanManager.cpp:506
#7  0x00007f9b5f3d9e3a in ThreadWeaver::JobRunHelper::runTheJob (this=this@entry=0x7f9b1f115d70, th=th@entry=0x2753d10, job=job@entry=0x2eba790) at ../../../threadweaver/Weaver/Job.cpp:106
#8  0x00007f9b5f3d9fb1 in ThreadWeaver::Job::execute (this=0x2eba790, th=0x2753d10) at ../../../threadweaver/Weaver/Job.cpp:135
#9  0x00007f9b5f3d960f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f9b1f115dc0, parent=0x2434b70, th=th@entry=0x2753d10) at ../../../threadweaver/Weaver/Thread.cpp:95
#10 0x00007f9b5f3d96cb in ThreadWeaver::Thread::run (this=0x2753d10) at ../../../threadweaver/Weaver/Thread.cpp:142
#11 0x00007f9b6213fbec in QThreadPrivate::start (arg=0x2753d10) at thread/qthread_unix.cpp:338
#12 0x00007f9b5de5ff8e in start_thread (arg=0x7f9b1f116700) at pthread_create.c:311
#13 0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 12 (Thread 0x7f9b1e915700 (LWP 11029)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b6214014b in wait (time=18446744073709551615, this=0x2434cc0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2434b98, mutex=0x2434e40, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f9b5f3d8041 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2434b70, th=0x289a560) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f9b5f3da94b in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x289a560) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f9b5f3da964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x289a560) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f9b5f3da964 in ThreadWeaver::WorkingHardState::applyForWork (this=0x2434ed0, th=0x289a560) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f9b5f3d963f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7f9b1e914dc0, parent=0x2434b70, th=th@entry=0x289a560) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f9b5f3d96cb in ThreadWeaver::Thread::run (this=0x289a560) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f9b6213fbec in QThreadPrivate::start (arg=0x289a560) at thread/qthread_unix.cpp:338
#10 0x00007f9b5de5ff8e in start_thread (arg=0x7f9b1e915700) at pthread_create.c:311
#11 0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 11 (Thread 0x7f9b1dad3700 (LWP 11030)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b58ef1585 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f9b58ef15d9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f9b5de5ff8e in start_thread (arg=0x7f9b1dad3700) at pthread_create.c:311
#4  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 10 (Thread 0x7f9ac7cc8700 (LWP 11039)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x291d4b0, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b538cd003 in gst_task_func (task=0x1a50540) at gsttask.c:312
#3  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#4  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x2015720) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#5  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac7cc8700) at pthread_create.c:311
#6  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 9 (Thread 0x7f9ac74c7700 (LWP 11040)):
#0  0x00007f9b5c3aa359 in g_mutex_get_impl (mutex=0x7f9ab80009a0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:121
#1  0x00007f9b5c3aa5b9 in g_mutex_lock (mutex=mutex@entry=0x7f9ab80009a0) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:210
#2  0x00007f9b5c36ac74 in g_main_context_check (context=context@entry=0x7f9ab80009a0, max_priority=2147483647, fds=fds@entry=0x7f9ab8001dc0, n_fds=n_fds@entry=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3547
#3  0x00007f9b5c36b175 in g_main_context_iterate (context=context@entry=0x7f9ab80009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3698
#4  0x00007f9b5c36b304 in g_main_context_iteration (context=0x7f9ab80009a0, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#5  0x00007f9b6226b036 in QEventDispatcherGlib::processEvents (this=0x7f9ab80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f9b6223b38f in QEventLoop::processEvents (this=this@entry=0x7f9ac74c6dc0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f9b6223b618 in QEventLoop::exec (this=this@entry=0x7f9ac74c6dc0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f9b6213d410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007f9b6213fbec in QThreadPrivate::start (arg=0x2907bf0) at thread/qthread_unix.cpp:338
#10 0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac74c7700) at pthread_create.c:311
#11 0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7f9ac6cc6700 (LWP 11041)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x29239b0, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b538cd003 in gst_task_func (task=0x1a50640) at gsttask.c:312
#3  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#4  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9ac0002d40) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#5  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac6cc6700) at pthread_create.c:311
#6  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7f9ac62b9700 (LWP 11042)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x2042070, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b32f856b5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1252
#3  0x00007f9b538cce34 in gst_task_func (task=0x7f9abc01f5b0) at gsttask.c:327
#4  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#5  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9abc004000) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#6  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac62b9700) at pthread_create.c:311
#7  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f9ac5ab8700 (LWP 11043)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x201b030, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b32f856b5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1252
#3  0x00007f9b538cce34 in gst_task_func (task=0x7f9abc01f4b0) at gsttask.c:327
#4  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#5  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9abc004050) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#6  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac5ab8700) at pthread_create.c:311
#7  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f9ac52b7700 (LWP 11044)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x2002590, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b32f856b5 in gst_queue_loop (pad=<optimized out>) at gstqueue.c:1252
#3  0x00007f9b538cce34 in gst_task_func (task=0x7f9abc01f3b0) at gsttask.c:327
#4  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#5  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9abc0040a0) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#6  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac52b7700) at pthread_create.c:311
#7  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f9ac4ab6700 (LWP 11045)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x2950150, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b538cd003 in gst_task_func (task=0x7f9abc01f0b0) at gsttask.c:312
#3  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#4  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9abc0040f0) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#5  0x00007f9b5de5ff8e in start_thread (arg=0x7f9ac4ab6700) at pthread_create.c:311
#6  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f9aa7fff700 (LWP 11046)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9b5c3aa83f in g_cond_wait (cond=0x2949eb0, mutex=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthread-posix.c:756
#2  0x00007f9b538cd003 in gst_task_func (task=0x7f9abc01f1b0) at gsttask.c:312
#3  0x00007f9b5c38f6f2 in g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gthreadpool.c:309
#4  0x00007f9b5c38eeb5 in g_thread_proxy (data=0x7f9abc004140) at /build/buildd/glib2.0-2.36.0/./glib/gthread.c:798
#5  0x00007f9b5de5ff8e in start_thread (arg=0x7f9aa7fff700) at pthread_create.c:311
#6  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f9b33dc7700 (LWP 11054)):
#0  0x00007f9b618d03cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f9b59bd2cdf in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f9b59bc4205 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f9b59bc4869 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f9b59bc4920 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f9b59bd2c8f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f9b54ab3143 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-3.0.so
#7  0x00007f9b5de5ff8e in start_thread (arg=0x7f9b33dc7700) at pthread_create.c:311
#8  0x00007f9b618dce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f9b64fed7c0 (LWP 11008)):
[KCrash Handler]
#6  0x00007f9b6224d064 in QObject::metaObject (this=0x7f9b3d343fd0 <devnull>) at .moc/release-shared/moc_qobject.cpp:95
#7  0x00007f9b6225446a in QObject::connect (sender=sender@entry=0x7f9b3d343fd0 <devnull>, signal=signal@entry=0x7f9b62313154 "2aboutToClose()", receiver=receiver@entry=0x27864b8, method=method@entry=0x7f9b62313145 "1flushStream()", type=Qt::AutoConnection, type@entry=Qt::AutoCompatConnection) at kernel/qobject.cpp:2550
#8  0x00007f9b621e2b41 in setupDevice (device=0x7f9b3d343fd0 <devnull>, stream=0x2006360, this=0x27864b8) at io/qtextstream.cpp:329
#9  QTextStream::QTextStream (this=0x2006360, device=0x7f9b3d343fd0 <devnull>) at io/qtextstream.cpp:1032
#10 0x00007f9b3d11182d in Stream (device=0x7f9b3d343fd0 <devnull>, this=0x2006360) at /usr/include/qt4/QtCore/qdebug.h:65
#11 QDebug (device=0x7f9b3d343fd0 <devnull>, this=0x7fff02d3d960) at /usr/include/qt4/QtCore/qdebug.h:76
#12 nullDebug () at ../../gstreamer/debug_p.h:54
#13 0x00007f9b3d111ddd in Debug::dbgstream (level=Debug::DEBUG_INFO) at ../../gstreamer/debug.cpp:148
#14 0x00007f9b3d128f2c in dbgstreamwrapper (level=Debug::DEBUG_INFO) at ../../gstreamer/debug.h:94
#15 debug () at ../../gstreamer/debug.h:96
#16 Phonon::Gstreamer::Pipeline::cb_state (bus=<optimized out>, gstMessage=<optimized out>, data=0x2013d20) at ../../gstreamer/pipeline.cpp:356
#17 0x00007f9b5ba09620 in g_closure_invoke (closure=0x201b490, return_value=0x0, n_param_values=2, param_values=0x7fff02d3dbb0, invocation_hint=0x7fff02d3db50) at /build/buildd/glib2.0-2.36.0/./gobject/gclosure.c:777
#18 0x00007f9b5ba1af00 in signal_emit_unlocked_R (node=node@entry=0x1a2cb90, detail=detail@entry=305, instance=instance@entry=0x1b30600, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff02d3dbb0) at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3584
#19 0x00007f9b5ba22d11 in g_signal_emit_valist (instance=0x1b30600, signal_id=<optimized out>, detail=305, var_args=var_args@entry=0x7fff02d3de08) at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3328
#20 0x00007f9b5ba22f92 in g_signal_emit (instance=instance@entry=0x1b30600, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.36.0/./gobject/gsignal.c:3384
#21 0x00007f9b5387caca in gst_bus_sync_signal_handler (bus=bus@entry=0x1b30600, message=message@entry=0x30bdda0, data=data@entry=0x0) at gstbus.c:1145
#22 0x00007f9b5387cee2 in gst_bus_post (bus=bus@entry=0x1b30600, message=message@entry=0x30bdda0) at gstbus.c:322
#23 0x00007f9b5388ae63 in gst_element_post_message (element=element@entry=0x2017670, message=0x30bdda0) at gstelement.c:1853
#24 0x00007f9b5388b83c in _priv_gst_element_state_changed (element=element@entry=0x2017670, oldstate=oldstate@entry=GST_STATE_PLAYING, newstate=newstate@entry=GST_STATE_PAUSED, pending=pending@entry=GST_STATE_NULL) at gstelement.c:2372
#25 0x00007f9b5388c130 in gst_element_continue_state (element=element@entry=0x2017670, ret=ret@entry=GST_STATE_CHANGE_SUCCESS) at gstelement.c:2437
#26 0x00007f9b5388bdaf in gst_element_change_state (element=element@entry=0x2017670, transition=transition@entry=GST_STATE_CHANGE_PLAYING_TO_PAUSED) at gstelement.c:2798
#27 0x00007f9b5388c678 in gst_element_set_state_func (element=0x2017670, state=GST_STATE_NULL) at gstelement.c:2717
#28 0x00007f9b3d1238ec in Phonon::Gstreamer::Pipeline::~Pipeline (this=0x2013d20, __in_chrg=<optimized out>) at ../../gstreamer/pipeline.cpp:224
#29 0x00007f9b3d123949 in Phonon::Gstreamer::Pipeline::~Pipeline (this=0x2013d20, __in_chrg=<optimized out>) at ../../gstreamer/pipeline.cpp:226
#30 0x00007f9b3d11c7c6 in Phonon::Gstreamer::MediaObject::~MediaObject (this=0x2011430, __in_chrg=<optimized out>) at ../../gstreamer/mediaobject.cpp:135
#31 0x00007f9b3d11cb69 in Phonon::Gstreamer::MediaObject::~MediaObject (this=0x2011430, __in_chrg=<optimized out>) at ../../gstreamer/mediaobject.cpp:138
#32 0x00007f9b5ec83bb4 in Phonon::MediaNodePrivate::deleteBackendObject (this=0x1bd1d90) at ../../phonon/medianode.cpp:81
#33 0x00007f9b5ec710fe in Phonon::FactoryPrivate::~FactoryPrivate (this=0x1bd1e30, __in_chrg=<optimized out>) at ../../phonon/factory.cpp:236
#34 0x00007f9b5ec713c9 in Phonon::FactoryPrivate::~FactoryPrivate (this=0x1bd1e30, __in_chrg=<optimized out>) at ../../phonon/factory.cpp:246
#35 0x00007f9b6181f121 in __run_exit_handlers (status=status@entry=1, listp=0x7f9b61ba46a8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:77
#36 0x00007f9b6181f1a5 in __GI_exit (status=status@entry=1) at exit.c:99
#37 0x00007f9b4c02f202 in gdk_x_error (display=<optimized out>, error=<optimized out>) at /build/buildd/gtk+2.0-2.24.17/gdk/x11/gdkmain-x11.c:490
#38 0x00007f9b649fd7d3 in KApplication::xErrhandler (this=0x7fff02d41010, dpy=0x1948050, err_=0x7fff02d3e390) at ../../kdeui/kernel/kapplication.cpp:435
#39 0x00007f9b6374c516 in _XError (dpy=dpy@entry=0x1948050, rep=rep@entry=0x27b3220) at ../../src/XlibInt.c:1581
#40 0x00007f9b63749791 in handle_error (dpy=dpy@entry=0x1948050, err=0x27b3220, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:213
#41 0x00007f9b6374a4d9 in _XReply (dpy=dpy@entry=0x1948050, rep=rep@entry=0x7fff02d3e510, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:699
#42 0x00007f9b637301ca in XGetWindowProperty (dpy=0x1948050, w=104857618, property=355, offset=0, length=1, delete=0, req_type=355, actual_type=0x7fff02d3e620, actual_format=0x7fff02d3e618, nitems=0x7fff02d3e628, bytesafter=0x7fff02d3e630, prop=0x7fff02d3e638) at ../../src/GetProp.c:69
#43 0x00007f9b64b319bb in NETWinInfo::update (this=this@entry=0x7fff02d3e770, dirty_props=dirty_props@entry=0x7fff02d3e6f0) at ../../kdeui/windowmanagement/netwm.cpp:3962
#44 0x00007f9b64b33176 in NETWinInfo::event (this=this@entry=0x7fff02d3e770, event=event@entry=0x7fff02d3e860, properties=properties@entry=0x7fff02d3e780, properties_size=properties_size@entry=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#45 0x00007f9b64b275c0 in KWindowSystemPrivate::x11Event (this=0x26abee0, ev=0x7fff02d3e860) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:216
#46 0x00007f9b64a2697d in publicX11Event (e=0x7fff02d3e860, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#47 KSystemEventFilterPrivate::filterEvent (this=0x26ae730, message=0x7fff02d3e860) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#48 0x00007f9b6222f11e in QAbstractEventDispatcher::filterEvent (this=0x7f9b3d343fd0 <devnull>, message=0x7f9b62313154, message@entry=0x7fff02d3e860) at kernel/qabstracteventdispatcher.cpp:539
#49 0x00007f9b62ccafb8 in x11EventSourceDispatch (s=s@entry=0x1941640, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#50 0x00007f9b5c36af05 in g_main_dispatch (context=0x1944d40) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3054
#51 g_main_context_dispatch (context=context@entry=0x1944d40) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3630
#52 0x00007f9b5c36b248 in g_main_context_iterate (context=context@entry=0x1944d40, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3701
#53 0x00007f9b5c36b304 in g_main_context_iteration (context=0x1944d40, may_block=1) at /build/buildd/glib2.0-2.36.0/./glib/gmain.c:3762
#54 0x00007f9b6226b016 in QEventDispatcherGlib::processEvents (this=0x17cbad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#55 0x00007f9b62ccb13e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#56 0x00007f9b6223b38f in QEventLoop::processEvents (this=this@entry=0x7fff02d3ec30, flags=...) at kernel/qeventloop.cpp:149
#57 0x00007f9b6223b618 in QEventLoop::exec (this=this@entry=0x7fff02d3ec30, flags=...) at kernel/qeventloop.cpp:204
#58 0x00007f9b62240cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#59 0x00007f9b62c23ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#60 0x00000000004090ca in main (argc=2, argv=0x7fff02d41178) at ../../src/main.cpp:329

This bug may be a duplicate of or related to bug 293951.

Possible duplicates by query: bug 321914, bug 321844, bug 321777, bug 321531, bug 321276.

Reported using DrKonqi