Application: amarok (2.4.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-10-generic x86_64
Distribution: Ubuntu 11.04

-- Information about the crash:
Had searched for a podcast querry inside the search field. "This Week in Tech". 
Caused it to crash.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f0f9fa1f840 (LWP 2982))]

Thread 13 (Thread 0x7f0f8abc0700 (LWP 2983)):
#0  0x00007f0f97ef6d9d in __pthread_mutex_unlock_usercnt (mutex=0x17f9b38) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x17f9b38) at pthread_mutex_unlock.c:290
#2  0x00007f0f96af34f5 in g_main_context_query () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0f96af400a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0f96af49f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0f8e434c44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f0f96b1b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f8abc0700) at pthread_create.c:304
#8  0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7f0f703fb700 (LWP 3019)):
#0  0x00007f0f96af269b in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0f96af3f21 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0f96af4639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0f9cd85446 in QEventDispatcherGlib::processEvents (this=0x1a0df30, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f0f9cd59882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f0f9cd59abc in QEventLoop::exec (this=0x7f0f703fad10, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f0f9cc70924 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:492
#7  0x00007f0f9cd3bc2f in QInotifyFileSystemWatcherEngine::run (this=0x1e99b20) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f0f9cc73175 in QThreadPrivate::start (arg=0x1e99b20) at thread/qthread_unix.cpp:320
#9  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f703fb700) at pthread_create.c:304
#10 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7f0f64214700 (LWP 3032)):
[KCrash Handler]
#6  isSignalConnected (sender=0x7f0f4c01c690, m=<value optimized out>, local_signal_index=6, argv=0x7f0f64213ab0) at kernel/qobject_p.h:226
#7  QMetaObject::activate (sender=0x7f0f4c01c690, m=<value optimized out>, local_signal_index=6, argv=0x7f0f64213ab0) at kernel/qobject.cpp:3210
#8  0x00007f0f9efb5a2a in Collections::QueryMaker::newResultReady (this=<value optimized out>, _t1=<value optimized out>, _t2=<value optimized out>) at ./QueryMaker.moc:154
#9  0x00007f0f9e68d97a in Collections::ServiceSqlQueryMaker::handleResult (this=0x7f0f4c01c690, result=<value optimized out>) at ../../src/services/ServiceSqlQueryMaker.cpp:639
#10 0x00007f0f9e68f71c in ServiceSqlWorkerThread::run (this=0x7f0f5c00d7d0) at ../../src/services/ServiceSqlQueryMaker.cpp:58
#11 0x00007f0f99ea5c21 in ThreadWeaver::JobRunHelper::runTheJob (this=0x7f0f64213ce0, th=0x2060210, job=0x7f0f5c00d7d0) at ../../../threadweaver/Weaver/Job.cpp:106
#12 0x00007f0f99ea5d4c in ThreadWeaver::Job::execute (this=0x7f0f5c00d7d0, th=0x2060210) at ../../../threadweaver/Weaver/Job.cpp:135
#13 0x00007f0f99ea550f in ThreadWeaver::ThreadRunHelper::run (this=0x7f0f64213d60, parent=0x205ef10, th=0x2060210) at ../../../threadweaver/Weaver/Thread.cpp:95
#14 0x00007f0f99ea55cb in ThreadWeaver::Thread::run (this=0x2060210) at ../../../threadweaver/Weaver/Thread.cpp:142
#15 0x00007f0f9cc73175 in QThreadPrivate::start (arg=0x2060210) at thread/qthread_unix.cpp:320
#16 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f64214700) at pthread_create.c:304
#17 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#18 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f0f63913700 (LWP 3034)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f9cc7382b in wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f0f99ea40b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x205ef10, th=0x2390180) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f0f99ea6723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x2390180) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f0f99ea553f in ThreadWeaver::ThreadRunHelper::run (this=0x7f0f63912d60, parent=0x205ef10, th=0x2390180) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f0f99ea55cb in ThreadWeaver::Thread::run (this=0x2390180) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f0f9cc73175 in QThreadPrivate::start (arg=0x2390180) at thread/qthread_unix.cpp:320
#8  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f63913700) at pthread_create.c:304
#9  0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f0f63112700 (LWP 3035)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f9cc7382b in wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f0f99ea40b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x205ef10, th=0x7f0f5c0017d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f0f99ea6723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x7f0f5c0017d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f0f99ea553f in ThreadWeaver::ThreadRunHelper::run (this=0x7f0f63111d60, parent=0x205ef10, th=0x7f0f5c0017d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f0f99ea55cb in ThreadWeaver::Thread::run (this=0x7f0f5c0017d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f0f9cc73175 in QThreadPrivate::start (arg=0x7f0f5c0017d0) at thread/qthread_unix.cpp:320
#8  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f63112700) at pthread_create.c:304
#9  0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f0f61d05700 (LWP 3045)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f987ee2a2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f0f98b07180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f0f987ee2d9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f0f98b15254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f61d05700) at pthread_create.c:304
#4  0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f0f62911700 (LWP 3047)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f9cc7382b in wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x24ac950, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f0f99ea40b4 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x205ef10, th=0x1f73cb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f0f99ea6723 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#10 0x00007f0f99ea673c in ThreadWeaver::WorkingHardState::applyForWork (this=0x1fd6a40, th=0x1f73cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#11 0x00007f0f99ea553f in ThreadWeaver::ThreadRunHelper::run (this=0x7f0f62910d60, parent=0x205ef10, th=0x1f73cb0) at ../../../threadweaver/Weaver/Thread.cpp:87
#12 0x00007f0f99ea55cb in ThreadWeaver::Thread::run (this=0x1f73cb0) at ../../../threadweaver/Weaver/Thread.cpp:142
#13 0x00007f0f9cc73175 in QThreadPrivate::start (arg=0x1f73cb0) at thread/qthread_unix.cpp:320
#14 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f62911700) at pthread_create.c:304
#15 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f0f5968f700 (LWP 3050)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f6d0993d5 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#3  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#4  0x00007f0f6d0a469f in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#5  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#6  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#7  0x00007f0f778ca826 in ?? () from /usr/lib/libgstbase-0.10.so.0
#8  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#9  0x00007f0f778ca826 in ?? () from /usr/lib/libgstbase-0.10.so.0
#10 0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#11 0x00007f0f6d09a325 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#12 0x00007f0f77b67f20 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#13 0x00007f0f96b1db16 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007f0f96b1b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f5968f700) at pthread_create.c:304
#16 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#17 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f0f58c7e700 (LWP 3051)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f6d0993d5 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#3  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#4  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#5  0x00007f0f6bdb63d8 in ?? () from /usr/lib/gstreamer-0.10/libgstflump3dec.so
#6  0x00007f0f6bdb7a12 in ?? () from /usr/lib/gstreamer-0.10/libgstflump3dec.so
#7  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#8  0x00007f0f6c1f24bf in ?? () from /usr/lib/gstreamer-0.10/libgstaudioparsersbad.so
#9  0x00007f0f6c1f3019 in ?? () from /usr/lib/gstreamer-0.10/libgstaudioparsersbad.so
#10 0x00007f0f6c1f5407 in ?? () from /usr/lib/gstreamer-0.10/libgstaudioparsersbad.so
#11 0x00007f0f77b67f20 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#12 0x00007f0f96b1db16 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007f0f96b1b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f58c7e700) at pthread_create.c:304
#15 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f0f57c7c700 (LWP 5209)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f778b91af in gst_base_sink_wait_preroll () from /usr/lib/libgstbase-0.10.so.0
#2  0x00007f0f778b932d in gst_base_sink_do_preroll () from /usr/lib/libgstbase-0.10.so.0
#3  0x00007f0f778bae76 in ?? () from /usr/lib/libgstbase-0.10.so.0
#4  0x00007f0f778bd07f in ?? () from /usr/lib/libgstbase-0.10.so.0
#5  0x00007f0f778bd3d7 in ?? () from /usr/lib/libgstbase-0.10.so.0
#6  0x00007f0f778bd7cf in ?? () from /usr/lib/libgstbase-0.10.so.0
#7  0x00007f0f77b3e2f4 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#8  0x00007f0f77b3eb23 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#9  0x00007f0f77b41919 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#10 0x00007f0f778ca826 in ?? () from /usr/lib/libgstbase-0.10.so.0
#11 0x00007f0f77b3e2f4 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#12 0x00007f0f77b3eb23 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#13 0x00007f0f77b41919 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#14 0x00007f0f778ca826 in ?? () from /usr/lib/libgstbase-0.10.so.0
#15 0x00007f0f77b3e2f4 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#16 0x00007f0f77b3eb23 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#17 0x00007f0f77b41919 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#18 0x00007f0f778ca826 in ?? () from /usr/lib/libgstbase-0.10.so.0
#19 0x00007f0f77b3e2f4 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#20 0x00007f0f77b3eb23 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#21 0x00007f0f77b41919 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#22 0x00007f0f6d09a325 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#23 0x00007f0f77b67f20 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#24 0x00007f0f96b1db16 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007f0f96b1b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f57c7c700) at pthread_create.c:304
#27 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#28 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f0f72156700 (LWP 5210)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f0f6d0993d5 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#2  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#3  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#4  0x00007f0f6d0a423d in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#5  0x00007f0f6d0a469f in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#6  0x00007f0f77b419c4 in gst_pad_push () from /usr/lib/libgstreamer-0.10.so.0
#7  0x00007f0f6d09a325 in ?? () from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#8  0x00007f0f77b67f20 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#9  0x00007f0f96b1db16 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007f0f96b1b3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007f0f97ef2d8c in start_thread (arg=0x7f0f72156700) at pthread_create.c:304
#12 0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0f7f95d700 (LWP 5286)):
#0  0x00007f0f9c427f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f0f93d0332f in ?? () from /usr/lib/libpulse.so.0
#2  0x00007f0f93cf5116 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#3  0x00007f0f93cf5749 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007f0f93cf5800 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007f0f93d032df in ?? () from /usr/lib/libpulse.so.0
#6  0x00007f0f8f4b6a88 in ?? () from /usr/lib/libpulsecommon-0.9.22.so
#7  0x00007f0f97ef2d8c in start_thread (arg=0x7f0f7f95d700) at pthread_create.c:304
#8  0x00007f0f9c43504d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f0f9fa1f840 (LWP 2982)):
#0  0x00007f0f9c427f03 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f0f94f0a512 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f0f94f0aa5f in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f0f94f0aae4 in xcb_writev () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007f0f9bc322a7 in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007f0f9bc26717 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007f0f9bc268f2 in XPutImage () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#7  0x00007f0f9d80a1b3 in QX11PixmapData::fromImage (this=0x2ba2740, img=<value optimized out>, flags=...) at image/qpixmap_x11.cpp:612
#8  0x00007f0f9d7f573f in QPixmap::fromImage (image=..., flags=...) at image/qpixmap.cpp:2059
#9  0x00007f0f9d850629 in QPaintEngine::drawImage (this=0x2d376c0, r=..., image=..., sr=<value optimized out>, flags=...) at painting/qpaintengine.cpp:623
#10 0x00007f0f9d918282 in QX11PaintEngine::drawImage (this=0x2d376c0, r=..., image=..., sr=..., flags=...) at painting/qpaintengine_x11.cpp:1903
#11 0x00007f0f9d865655 in QPainterPrivate::draw_helper (this=0x2b9ce00, originalPath=..., op=<value optimized out>) at painting/qpainter.cpp:497
#12 0x00007f0f9d866d0c in QPainter::drawRects (this=<value optimized out>, rects=<value optimized out>, rectCount=4) at painting/qpainter.cpp:3584
#13 0x00007f0f9dab6569 in QCleanlooksStyle::drawPrimitive (this=0x1802670, elem=<value optimized out>, option=<value optimized out>, painter=0x7fff3c0bc9b0, widget=<value optimized out>) at styles/qcleanlooksstyle.cpp:1061
#14 0x00007f0f9da8ce28 in QGtkStyle::drawPrimitive (this=0x1802670, element=QStyle::PE_FrameFocusRect, option=0x7fff3c0b9230, painter=0x7fff3c0bc9b0, widget=0x241b480) at styles/qgtkstyle.cpp:1253
#15 0x00007f0f9da26f60 in QCommonStyle::drawControl (this=0x1802670, element=<value optimized out>, opt=0x7fff3c0bc180, p=0x7fff3c0bc9b0, widget=0x241b480) at styles/qcommonstyle.cpp:2228
#16 0x00007f0f9dac2a2d in QWindowsStyle::drawControl (this=0x1802670, ce=QStyle::CE_ItemViewItem, opt=0x7fff3c0bc180, p=0x7fff3c0bc9b0, widget=0x241b480) at styles/qwindowsstyle.cpp:2563
#17 0x00007f0f9daad4c4 in QCleanlooksStyle::drawControl (this=0x1802670, element=QStyle::CE_ItemViewItem, option=0x7fff3c0bc180, painter=0x7fff3c0bc9b0, widget=0x241b480) at styles/qcleanlooksstyle.cpp:2367
#18 0x00007f0f9da950a4 in QGtkStyle::drawControl (this=0x1802670, element=QStyle::CE_ItemViewItem, option=0x7fff3c0bc180, painter=0x7fff3c0bc9b0, widget=0x241b480) at styles/qgtkstyle.cpp:3032
#19 0x00007f0f9dcd4380 in QStyledItemDelegate::paint (this=0x24116f0, painter=0x7fff3c0bc9b0, option=<value optimized out>, index=...) at itemviews/qstyleditemdelegate.cpp:424
#20 0x00007f0f9dc6d7d0 in QTreeView::drawRow (this=0x241b480, painter=0x7fff3c0bc9b0, option=..., index=...) at itemviews/qtreeview.cpp:1678
#21 0x00007f0f9eb151a0 in Amarok::PrettyTreeView::drawRow (this=<value optimized out>, painter=0x7fff3c0bc9b0, option=..., index=<value optimized out>) at ../../src/widgets/PrettyTreeView.cpp:44
#22 0x00007f0f9dc70747 in QTreeView::drawTree (this=<value optimized out>, painter=0x7fff3c0bc9b0, region=<value optimized out>) at itemviews/qtreeview.cpp:1441
#23 0x00007f0f9dc71136 in QTreeView::paintEvent (this=0x241b480, event=0x7fff3c0bd5e0) at itemviews/qtreeview.cpp:1274
#24 0x00007f0f9d76ac7a in QWidget::event (this=0x241b480, event=0x7fff3c0bd5e0) at kernel/qwidget.cpp:8405
#25 0x00007f0f9db1d156 in QFrame::event (this=0x241b480, e=0x7fff3c0bd5e0) at widgets/qframe.cpp:557
#26 0x00007f0f9dc2e46b in QAbstractItemView::viewportEvent (this=0x241b480, event=0x7fff3c0bd5e0) at itemviews/qabstractitemview.cpp:1628
#27 0x00007f0f9dc72675 in QTreeView::viewportEvent (this=0x241b480, event=0x7fff3c0bd5e0) at itemviews/qtreeview.cpp:1256
#28 0x00007f0f9cd5a627 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x24117a0, event=0x7fff3c0bd5e0) at kernel/qcoreapplication.cpp:846
#29 0x00007f0f9d7199c1 in QApplicationPrivate::notify_helper (this=0x17aa6d0, receiver=0x24117a0, e=0x7fff3c0bd5e0) at kernel/qapplication.cpp:4458
#30 0x00007f0f9d71e3ba in QApplication::notify (this=<value optimized out>, receiver=0x24117a0, e=0x7fff3c0bd5e0) at kernel/qapplication.cpp:4341
#31 0x00007f0f9f431866 in KApplication::notify (this=0x7fff3c0c0320, receiver=0x24117a0, event=0x7fff3c0bd5e0) at ../../kdeui/kernel/kapplication.cpp:311
#32 0x00007f0f9cd5a49c in QCoreApplication::notifyInternal (this=0x7fff3c0c0320, receiver=0x24117a0, event=0x7fff3c0bd5e0) at kernel/qcoreapplication.cpp:731
#33 0x00007f0f9d767acd in sendSpontaneousEvent (this=0x2436da0, pdev=0x1a135d8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#34 QWidgetPrivate::drawWidget (this=0x2436da0, pdev=0x1a135d8, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5492
#35 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x241b540, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#36 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x241b540, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#37 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x241b100, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#38 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x241b100, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#39 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x1effba0, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#40 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x1effba0, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#41 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x21ec310, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#42 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x21ec310, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#43 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x21d9280, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#44 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x21d9280, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#45 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x226a510, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#46 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x226a510, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#47 0x00007f0f9d7686e2 in QWidgetPrivate::paintSiblingsRecursive (this=0x1a17760, pdev=0x1a135d8, siblings=..., index=<value optimized out>, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5699
#48 0x00007f0f9d76780c in QWidgetPrivate::drawWidget (this=0x1a17760, pdev=0x1a135d8, rgn=..., offset=..., flags=<value optimized out>, sharedPainter=0x0, backingStore=0x1f0b2c0) at kernel/qwidget.cpp:5545
#49 0x00007f0f9d92e9eb in QWidgetBackingStore::sync (this=0x1f0b2c0) at painting/qbackingstore.cpp:1333
#50 0x00007f0f9d75df60 in QWidgetPrivate::syncBackingStore (this=0x1a17760) at kernel/qwidget.cpp:1842
#51 0x00007f0f9d76b194 in QWidget::event (this=0x1a15e30, event=0x2f80a50) at kernel/qwidget.cpp:8552
#52 0x00007f0f9db36c0b in QMainWindow::event (this=0x1a15e30, event=0x2f80a50) at widgets/qmainwindow.cpp:1480
#53 0x00007f0f9d7199f4 in QApplicationPrivate::notify_helper (this=0x17aa6d0, receiver=0x1a15e30, e=0x2f80a50) at kernel/qapplication.cpp:4462
#54 0x00007f0f9d71e3ba in QApplication::notify (this=<value optimized out>, receiver=0x1a15e30, e=0x2f80a50) at kernel/qapplication.cpp:4341
#55 0x00007f0f9f431866 in KApplication::notify (this=0x7fff3c0c0320, receiver=0x1a15e30, event=0x2f80a50) at ../../kdeui/kernel/kapplication.cpp:311
#56 0x00007f0f9cd5a49c in QCoreApplication::notifyInternal (this=0x7fff3c0c0320, receiver=0x1a15e30, event=0x2f80a50) at kernel/qcoreapplication.cpp:731
#57 0x00007f0f9cd5dc25 in sendEvent (receiver=0x0, event_type=0, data=0x1600890) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#58 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1600890) at kernel/qcoreapplication.cpp:1372
#59 0x00007f0f9cd85253 in sendPostedEvents (s=0x17a9900) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#60 postEventSourceDispatch (s=0x17a9900) at kernel/qeventdispatcher_glib.cpp:277
#61 0x00007f0f96af3bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f0f96af43a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f0f96af4639 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f0f9cd853ef in QEventDispatcherGlib::processEvents (this=0x1600490, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#65 0x00007f0f9d7c34de in QGuiEventDispatcherGlib::processEvents (this=<value optimized out>, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#66 0x00007f0f9cd59882 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#67 0x00007f0f9cd59abc in QEventLoop::exec (this=0x7fff3c0c02d0, flags=...) at kernel/qeventloop.cpp:201
#68 0x00007f0f9cd5decb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#69 0x0000000000409c51 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../src/main.cpp:268

Reported using DrKonqi