Bug 245936

Application: amarok (2.3.1)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
If you try to switch backend to gstreamer while amarok is playing using xine, amarok will crash.

 -- Backtrace:
Application: Amarok (amarok), signal: Aborted
[Current thread is 1 (Thread 0x7f28ec58f7a0 (LWP 29967))]

Thread 11 (Thread 0x7f28c44f9710 (LWP 30116)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e48fcca6 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f28e48fcce9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f28bc9cb710 (LWP 30146)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28e63e5026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1e60130, th=0x1e61430) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f28e63e76ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1e61430) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f28e63e5bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f28bc9cadc0, parent=0x1e60130, th=0x1e61430) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f28e63e6168 in ThreadWeaver::Thread::run (this=0x1e61430) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x1e61430) at thread/qthread_unix.cpp:248
#8  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f28bc1ca710 (LWP 30147)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28e63e5026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1e60130, th=0x7f28cc2d86b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f28e63e76ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x7f28cc2d86b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x7f28cc2d86b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f28e63e5bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f28bc1c9dc0, parent=0x1e60130, th=0x7f28cc2d86b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f28e63e6168 in ThreadWeaver::Thread::run (this=0x7f28cc2d86b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x7f28cc2d86b0) at thread/qthread_unix.cpp:248
#9  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f28b83bb710 (LWP 30162)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28e63e5026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1e60130, th=0x1b41ed0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f28e63e76ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1b41ed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1b41ed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1b41ed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1b41ed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#8  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x1b41ed0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#9  0x00007f28e63e5bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f28b83badc0, parent=0x1e60130, th=0x1b41ed0) at ../../../threadweaver/Weaver/Thread.cpp:87
#10 0x00007f28e63e6168 in ThreadWeaver::Thread::run (this=0x1b41ed0) at ../../../threadweaver/Weaver/Thread.cpp:142
#11 0x00007f28e9d91775 in QThreadPrivate::start (arg=0x1b41ed0) at thread/qthread_unix.cpp:248
#12 0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#13 0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f28b7bba710 (LWP 30163)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x1e61000, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28e63e5026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1e60130, th=0x7f28b00145f0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f28e63e76ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x7f28b00145f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x7f28b00145f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f28e63e76c4 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e5fc40, th=0x7f28b00145f0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f28e63e5bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f28b7bb9dc0, parent=0x1e60130, th=0x7f28b00145f0) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f28e63e6168 in ThreadWeaver::Thread::run (this=0x7f28b00145f0) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x7f28b00145f0) at thread/qthread_unix.cpp:248
#10 0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#11 0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f28a8782710 (LWP 30219)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e5c502a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f28e5f2e220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007f28e5c502e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f28e5f3c2ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f289bdd2710 (LWP 21622)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x7f28b0d9ce78, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x7f28b0d9ce78, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28ead00026 in QFileInfoGatherer::run (this=<value optimized out>) at dialogs/qfileinfogatherer.cpp:203
#4  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x7f28b0d9ce68) at thread/qthread_unix.cpp:248
#5  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f289d5d5710 (LWP 21623)):
#0  0x00007f28e9543f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f28e27a24a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f28e27a28fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f28e9eaf566 in QEventDispatcherGlib::processEvents (this=0x27188f0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f28e9e84992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f28e9e84d6c in QEventLoop::exec (this=0x7f289d5d4d70, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f28e9d8ed59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f28e9e65178 in QInotifyFileSystemWatcherEngine::run (this=0x7f28b0fb7250) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x7f28b0fb7250) at thread/qthread_unix.cpp:248
#9  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f289a47e710 (LWP 2997)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f28e9d9272b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x3ef8b48, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x3ef8b48, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f28ead00026 in QFileInfoGatherer::run (this=<value optimized out>) at dialogs/qfileinfogatherer.cpp:203
#4  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x3ef8b38) at thread/qthread_unix.cpp:248
#5  0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f289847a710 (LWP 2998)):
#0  0x00007f28e799d3f5 in __pthread_mutex_lock (mutex=0x3dd3bd8) at pthread_mutex_lock.c:61
#1  0x00007f28e27a1b37 in g_main_context_check () from /lib/libglib-2.0.so.0
#2  0x00007f28e27a24c3 in ?? () from /lib/libglib-2.0.so.0
#3  0x00007f28e27a28fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#4  0x00007f28e9eaf566 in QEventDispatcherGlib::processEvents (this=0x42ddde0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#5  0x00007f28e9e84992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#6  0x00007f28e9e84d6c in QEventLoop::exec (this=0x7f2898479d70, flags=) at kernel/qeventloop.cpp:201
#7  0x00007f28e9d8ed59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#8  0x00007f28e9e65178 in QInotifyFileSystemWatcherEngine::run (this=0x3de0140) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f28e9d91775 in QThreadPrivate::start (arg=0x3de0140) at thread/qthread_unix.cpp:248
#10 0x00007f28e799a9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#11 0x00007f28e95506fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f28ec58f7a0 (LWP 29967)):
[KCrash Handler]
#5  0x00007f28e949da75 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#6  0x00007f28e94a15c0 in *__GI_abort () at abort.c:92
#7  0x00007f28e9d89844 in qt_message_output (msgType=QtFatalMsg, buf=<value optimized out>) at global/qglobal.cpp:2250
#8  0x00007f28e9d89a22 in qt_message (msgType=QtFatalMsg, msg=0x7f28e9ee71a8 "ASSERT: \"%s\" in file %s, line %d", ap=0x7fff84047540) at global/qglobal.cpp:2296
#9  0x00007f28e9d89bd5 in qFatal (msg=0x750f <Address 0x750f out of bounds>) at global/qglobal.cpp:2479
#10 0x00007f28cbded848 in AudioEffect (this=0xe8af50, backend=<value optimized out>, effectId=2130706436, parent=<value optimized out>) at ../../gstreamer/audioeffect.cpp:43
#11 0x00007f28cbdd93d3 in Phonon::Gstreamer::Backend::createObject (this=0x178dcd0, c=<value optimized out>, parent=0x7f28cc04aff0, args=<value optimized out>) at ../../gstreamer/backend.cpp:134
#12 0x00007f28e6d739bd in Phonon::Factory::createEffect (arg1=<value optimized out>, parent=0x7f28cc04aff0) at ../3rdparty/phonon/phonon/factory.cpp:338
#13 0x00007f28e6d6c694 in Phonon::EffectPrivate::createBackendObject (this=0x7f28cc04ad80) at ../3rdparty/phonon/phonon/effect.cpp:58
#14 0x00007f28e6d71b99 in Phonon::FactoryPrivate::phononBackendChanged (this=0xc1a8e0) at ../3rdparty/phonon/phonon/factory.cpp:300
#15 0x00007f28e6d71c07 in Phonon::FactoryPrivate::qt_metacall (this=0xc1a8e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff840479d0) at .moc/release-shared/factory.moc:77
#16 0x00007f28e7bd5486 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:904
#17 0x00007f28e7be005f in QDBusCallDeliveryEvent::placeMetaCall(QObject*) () from /usr/lib/libQtDBus.so.4
#18 0x00007f28e9e95d49 in QObject::event (this=0xc1a8e0, e=0x2011070) at kernel/qobject.cpp:1248
#19 0x00007f28ea7fa22c in QApplicationPrivate::notify_helper (this=0xacecb0, receiver=0xc1a8e0, e=0x2011070) at kernel/qapplication.cpp:4300
#20 0x00007f28ea8006fb in QApplication::notify (this=0x7fff84049c70, receiver=0xc1a8e0, e=0x2011070) at kernel/qapplication.cpp:4183
#21 0x00007f28ec0a5526 in KApplication::notify (this=0x7fff84049c70, receiver=0xc1a8e0, event=0x2011070) at ../../kdeui/kernel/kapplication.cpp:302
#22 0x00007f28e9e8606c in QCoreApplication::notifyInternal (this=0x7fff84049c70, receiver=0xc1a8e0, event=0x2011070) at kernel/qcoreapplication.cpp:704
#23 0x00007f28e9e887e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x96e090) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x96e090) at kernel/qcoreapplication.cpp:1345
#25 0x00007f28e9eaf9d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#26 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#27 0x00007f28e279e8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#28 0x00007f28e27a2748 in ?? () from /lib/libglib-2.0.so.0
#29 0x00007f28e27a28fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#30 0x00007f28e9eaf513 in QEventDispatcherGlib::processEvents (this=0x96d7e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#31 0x00007f28ea8aa46e in QGuiEventDispatcherGlib::processEvents (this=0x750f, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f28e9e84992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#33 0x00007f28e9e84d6c in QEventLoop::exec (this=0x7fff84048410, flags=) at kernel/qeventloop.cpp:201
#34 0x00007f28eacc409e in QDialog::exec (this=0x7fff84048480) at dialogs/qdialog.cpp:546
#35 0x00007f28eb4d9fbb in PlaybackConfig::configurePhonon (this=<value optimized out>) at ../../src/configdialog/dialogs/PlaybackConfig.cpp:77
#36 0x00007f28eb4da0f0 in PlaybackConfig::qt_metacall (this=0x43e0d00, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=<value optimized out>) at ./PlaybackConfig.moc:74
#37 0x00007f28e9e98e3f in QMetaObject::activate (sender=0x42a0e20, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0xffffffffffffffff) at kernel/qobject.cpp:3293
#38 0x00007f28eae955f2 in QAbstractButton::clicked (this=0x750f, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#39 0x00007f28eabaf86b in QAbstractButtonPrivate::emitClicked (this=0x4200640) at widgets/qabstractbutton.cpp:546
#40 0x00007f28eabb070b in QAbstractButtonPrivate::click (this=0x4200640) at widgets/qabstractbutton.cpp:539
#41 0x00007f28eabb097c in QAbstractButton::mouseReleaseEvent (this=0x42a0e20, e=0x7fff84048fc0) at widgets/qabstractbutton.cpp:1121
#42 0x00007f28ea850582 in QWidget::event (this=0x42a0e20, event=0x7fff84048fc0) at kernel/qwidget.cpp:7998
#43 0x00007f28ea7fa22c in QApplicationPrivate::notify_helper (this=0xacecb0, receiver=0x42a0e20, e=0x7fff84048fc0) at kernel/qapplication.cpp:4300
#44 0x00007f28ea800ecb in QApplication::notify (this=0x7fff84049c70, receiver=0x42a0e20, e=0x7fff84048fc0) at kernel/qapplication.cpp:3865
#45 0x00007f28ec0a5526 in KApplication::notify (this=0x7fff84049c70, receiver=0x42a0e20, event=0x7fff84048fc0) at ../../kdeui/kernel/kapplication.cpp:302
#46 0x00007f28e9e8606c in QCoreApplication::notifyInternal (this=0x7fff84049c70, receiver=0x42a0e20, event=0x7fff84048fc0) at kernel/qcoreapplication.cpp:704
#47 0x00007f28ea8000ae in QCoreApplication::sendEvent (receiver=0x42a0e20, event=0x7fff84048fc0, alienWidget=0x42a0e20, nativeWidget=0x41b1b40, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#48 QApplicationPrivate::sendMouseEvent (receiver=0x42a0e20, event=0x7fff84048fc0, alienWidget=0x42a0e20, nativeWidget=0x41b1b40, buttonDown=<value optimized out>, 
    lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:2965
#49 0x00007f28ea87ff65 in QETWidget::translateMouseEvent (this=0x41b1b40, event=<value optimized out>) at kernel/qapplication_x11.cpp:4368
#50 0x00007f28ea87e8ac in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff840498e0) at kernel/qapplication_x11.cpp:3501
#51 0x00007f28ea8aa882 in x11EventSourceDispatch (s=0xadc410, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#52 0x00007f28e279e8c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#53 0x00007f28e27a2748 in ?? () from /lib/libglib-2.0.so.0
#54 0x00007f28e27a28fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#55 0x00007f28e9eaf513 in QEventDispatcherGlib::processEvents (this=0x96d7e0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#56 0x00007f28ea8aa46e in QGuiEventDispatcherGlib::processEvents (this=0x750f, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#57 0x00007f28e9e84992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#58 0x00007f28e9e84d6c in QEventLoop::exec (this=0x7fff84049c10, flags=) at kernel/qeventloop.cpp:201
#59 0x00007f28e9e88aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#60 0x0000000000408752 in main (argc=1, argv=0x7fff8404bbe8) at ../../src/main.cpp:237

This bug may be a duplicate of or related to bug 213718, bug 192378.

Possible duplicates by query: bug 240417, bug 240000, bug 235513, bug 233977, bug 231130.

Reported using DrKonqi