Bug 307888

Application: kdevelop (4.3.90)
KDE Platform Version: 4.9.2
Qt Version: 4.8.3
Operating System: Linux 3.5.0-16-generic x86_64
Distribution: Ubuntu quantal (development branch)

-- Information about the crash:
- What I was doing when the application crashed:
After I installed new snippets, I clicked on the snippets tab and Kdevelop crashed.

-- Backtrace:
Application: KDevelop (kdevelop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fc29e5e7780 (LWP 8400))]

Thread 12 (Thread 0x7fc293987700 (LWP 8404)):
#0  0x00007fc2ad59f303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc2a798fd84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2a79901e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc29b5443b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fc2a79b3645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2ac919e9a in start_thread (arg=0x7fc293987700) at pthread_create.c:308
#6  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7fc283fff700 (LWP 8407)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
#1  0x00007fc2ae8a0fa7 in wait (time=1000, this=0x3043d40) at thread/qwaitcondition_unix.cpp:84
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x303f3a0, time=1000) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc2aaa11f8b in KDevelop::DUChainPrivate::CleanupThread::run (this=0x303f380) at ../../language/duchain/duchain.cpp:282
#4  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x303f380) at thread/qthread_unix.cpp:338
#5  0x00007fc2ac919e9a in start_thread (arg=0x7fc283fff700) at pthread_create.c:308
#6  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fc271842700 (LWP 8408)):
#0  0x00007fc2a798f030 in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2a798fc64 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x7fc26c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fc271841e00, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fc271841e00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2ae89db10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x39d8c60) at thread/qthread_unix.cpp:338
#8  0x00007fc2ac919e9a in start_thread (arg=0x7fc271842700) at pthread_create.c:308
#9  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fc269e46700 (LWP 8411)):
#0  0x00007fc2ad59f303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fc2a798fd84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x7fc25c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fc269e45e00, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fc269e45e00, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2ae89db10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x4536340) at thread/qthread_unix.cpp:338
#8  0x00007fc2ac919e9a in start_thread (arg=0x7fc269e46700) at pthread_create.c:308
#9  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fc269645700 (LWP 8412)):
#0  0x00007fc2ac91bf69 in __pthread_mutex_lock (mutex=0x7fc260000a60) at pthread_mutex_lock.c:92
#1  0x00007fc2a79ccc31 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2a798f996 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2a798fde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x7fc2600008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fc269644e00, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fc269644e00, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007fc2ae89db10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x1d81990) at thread/qthread_unix.cpp:338
#10 0x00007fc2ac919e9a in start_thread (arg=0x7fc269645700) at pthread_create.c:308
#11 0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fc268d8c700 (LWP 8417)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc2a9d93cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fc2a9d93d09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fc2ac919e9a in start_thread (arg=0x7fc268d8c700) at pthread_create.c:308
#4  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fc25bfbf700 (LWP 8418)):
#0  0x00007fc2a798f04e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc2a798fc64 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x7fc2540008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fc25bfbedd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fc25bfbedd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fc2ae89db10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fc2ae97c9af in QInotifyFileSystemWatcherEngine::run (this=0x5580f70) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x5580f70) at thread/qthread_unix.cpp:338
#9  0x00007fc2ac919e9a in start_thread (arg=0x7fc25bfbf700) at pthread_create.c:308
#10 0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fc25975e700 (LWP 8689)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc2a4ad4b2d in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007fc2a4ad4c39 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007fc2ac919e9a in start_thread (arg=0x7fc25975e700) at pthread_create.c:308
#4  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fc259f5f700 (LWP 8690)):
#0  __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:66
#1  __pthread_mutex_unlock (mutex=0x7fc24c020180) at pthread_mutex_unlock.c:290
#2  0x00007fc2a79ccc61 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fc2a798f60b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fc2a798fcab in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x7fc24c04ea20, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#7  0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fc259f5ee00, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fc259f5ee00, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007fc2ae89db10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x60d5c30) at thread/qthread_unix.cpp:338
#11 0x00007fc2ac919e9a in start_thread (arg=0x7fc259f5f700) at pthread_create.c:308
#12 0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fc2041e2700 (LWP 8815)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc2ae8a104b in wait (time=18446744073709551615, this=0x2146ad0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1e13360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc2a54c30e1 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2146c60, th=0x5afcf90) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc2a54c592b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e38010, th=0x5afcf90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc2a54c5944 in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e38010, th=0x5afcf90) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fc2a54c479f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fc2041e1e00, parent=0x2146c60, th=th@entry=0x5afcf90) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fc2a54c482b in ThreadWeaver::Thread::run (this=0x5afcf90) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x5afcf90) at thread/qthread_unix.cpp:338
#9  0x00007fc2ac919e9a in start_thread (arg=0x7fc2041e2700) at pthread_create.c:308
#10 0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fc2039e1700 (LWP 8816)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fc2ae8a104b in wait (time=18446744073709551615, this=0x2146ad0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x1e13360, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fc2a54c30e1 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2146c60, th=0x7fc250015230) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fc2a54c592b in ThreadWeaver::WorkingHardState::applyForWork (this=0x1e38010, th=0x7fc250015230) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fc2a54c479f in ThreadWeaver::ThreadRunHelper::run (this=this@entry=0x7fc2039e0e00, parent=0x2146c60, th=th@entry=0x7fc250015230) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fc2a54c482b in ThreadWeaver::Thread::run (this=0x7fc250015230) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fc2ae8a0aec in QThreadPrivate::start (arg=0x7fc250015230) at thread/qthread_unix.cpp:338
#8  0x00007fc2ac919e9a in start_thread (arg=0x7fc2039e1700) at pthread_create.c:308
#9  0x00007fc2ad5aacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc29e5e7780 (LWP 8400)):
[KCrash Handler]
#6  QModelIndex (other=..., this=0x7fff2812c260) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:65
#7  QSortFilterProxyModel::parent (this=0x5631f30, child=...) at itemviews/qsortfilterproxymodel.cpp:1660
#8  0x00007fc2ae2908da in parent (this=0x5741e38) at ../../include/QtCore/../../src/corelib/kernel/qabstractitemmodel.h:393
#9  QTreeView::indexRowSizeHint (this=0x562b620, index=...) at itemviews/qtreeview.cpp:2772
#10 0x00007fc2ae290d99 in itemHeight (item=1, this=0x5629b60) at itemviews/qtreeview.cpp:3265
#11 QTreeViewPrivate::itemHeight (this=0x5629b60, item=1) at itemviews/qtreeview.cpp:3254
#12 0x00007fc2ae29102e in QTreeViewPrivate::updateScrollBars (this=0x5629b60) at itemviews/qtreeview.cpp:3486
#13 0x00007fc2ae2912d7 in QTreeView::updateGeometries (this=0x562b620) at itemviews/qtreeview.cpp:2699
#14 0x00007fc2add94836 in QWidget::event (this=0x562b620, event=0x7fff2812d070) at kernel/qwidget.cpp:8525
#15 0x00007fc2ae143b66 in QFrame::event (this=0x562b620, e=0x7fff2812d070) at widgets/qframe.cpp:557
#16 0x00007fc2ae24f59b in QAbstractItemView::viewportEvent (this=0x562b620, event=0x7fff2812d070) at itemviews/qabstractitemview.cpp:1644
#17 0x00007fc2ae293d81 in QTreeView::viewportEvent (this=0x562b620, event=0x7fff2812d070) at itemviews/qtreeview.cpp:1257
#18 0x00007fc2ae99d6d6 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x5629020, event=0x7fff2812d070) at kernel/qcoreapplication.cpp:1025
#19 0x00007fc2add44e6c in QApplicationPrivate::notify_helper (this=this@entry=0x1b61af0, receiver=receiver@entry=0x5629020, e=e@entry=0x7fff2812d070) at kernel/qapplication.cpp:4558
#20 0x00007fc2add4930a in QApplication::notify (this=0x7fff2812f110, receiver=0x5629020, e=0x7fff2812d070) at kernel/qapplication.cpp:4423
#21 0x00007fc2af1991d6 in KApplication::notify (this=0x7fff2812f110, receiver=0x5629020, event=0x7fff2812d070) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007fc2ae99d56e in QCoreApplication::notifyInternal (this=0x7fff2812f110, receiver=0x5629020, event=0x7fff2812d070) at kernel/qcoreapplication.cpp:915
#23 0x00007fc2add8f146 in sendEvent (event=0x7fff2812d070, receiver=0x5629020) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QWidgetPrivate::sendPendingMoveAndResizeEvents (this=this@entry=0x562d950, recursive=recursive@entry=false, disableUpdates=<optimized out>, disableUpdates@entry=false) at kernel/qwidget.cpp:7441
#25 0x00007fc2add96ac1 in QWidgetPrivate::show_helper (this=0x562d950) at kernel/qwidget.cpp:7492
#26 0x00007fc2add96a4a in QWidgetPrivate::showChildren (this=this@entry=0x5629b60, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7859
#27 0x00007fc2add96add in QWidgetPrivate::show_helper (this=0x5629b60) at kernel/qwidget.cpp:7498
#28 0x00007fc2add96a4a in QWidgetPrivate::showChildren (this=this@entry=0x5627090, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7859
#29 0x00007fc2add96add in QWidgetPrivate::show_helper (this=0x5627090) at kernel/qwidget.cpp:7498
#30 0x00007fc2add96a4a in QWidgetPrivate::showChildren (this=this@entry=0x51328a0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7859
#31 0x00007fc2add96add in QWidgetPrivate::show_helper (this=0x51328a0) at kernel/qwidget.cpp:7498
#32 0x00007fc2add96a4a in QWidgetPrivate::showChildren (this=this@entry=0x553ada0, spontaneous=spontaneous@entry=false) at kernel/qwidget.cpp:7859
#33 0x00007fc2add96add in QWidgetPrivate::show_helper (this=this@entry=0x553ada0) at kernel/qwidget.cpp:7498
#34 0x00007fc2add96ec2 in QWidget::setVisible (this=0x5484bc0, visible=<optimized out>) at kernel/qwidget.cpp:7773
#35 0x00007fc2af5ed76e in show (this=0x5484bc0) at /usr/include/qt4/QtGui/qwidget.h:494
#36 Sublime::IdealController::showDockWidget (this=0x1e7a7e0, dock=0x5484bc0, show=<optimized out>) at ../../sublime/ideal.cpp:785
#37 0x00007fc2af5ee9c0 in Sublime::IdealButtonBarWidget::showWidget (this=0x1e7b0e0, widgetAction=0x5631f30, checked=<optimized out>) at ../../sublime/ideal.cpp:278
#38 0x00007fc2ae9b2f5f in QMetaObject::activate (sender=0x551c700, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff2812d650) at kernel/qobject.cpp:3547
#39 0x00007fc2add3ea92 in QAction::toggled (this=this@entry=0x551c700, _t1=_t1@entry=true) at .moc/release-shared/moc_qaction.cpp:290
#40 0x00007fc2add3eb15 in QAction::setChecked (this=0x551c700, b=<optimized out>) at kernel/qaction.cpp:1073
#41 0x00007fc2ae9b2f5f in QMetaObject::activate (sender=0x1e6d9f0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff2812d7d0) at kernel/qobject.cpp:3547
#42 0x00007fc2ae3af462 in QAbstractButton::toggled (this=<optimized out>, _t1=true) at .moc/release-shared/moc_qabstractbutton.cpp:227
#43 0x00007fc2ae10387e in QAbstractButton::setChecked (this=0x1e6d9f0, checked=<optimized out>) at widgets/qabstractbutton.cpp:768
#44 0x00007fc2ae10351f in QAbstractButtonPrivate::click (this=this@entry=0x5542da0) at widgets/qabstractbutton.cpp:530
#45 0x00007fc2ae1037cc in QAbstractButton::mouseReleaseEvent (this=0x1e6d9f0, e=0x7fff2812e080) at widgets/qabstractbutton.cpp:1123
#46 0x00007fc2ae1bd99a in QToolButton::mouseReleaseEvent (this=<optimized out>, e=<optimized out>) at widgets/qtoolbutton.cpp:718
#47 0x00007fc2add94850 in QWidget::event (this=0x1e6d9f0, event=0x7fff2812e080) at kernel/qwidget.cpp:8371
#48 0x00007fc2add44e9c in QApplicationPrivate::notify_helper (this=this@entry=0x1b61af0, receiver=receiver@entry=0x1e6d9f0, e=e@entry=0x7fff2812e080) at kernel/qapplication.cpp:4562
#49 0x00007fc2add49b6b in QApplication::notify (this=<optimized out>, receiver=0x1e6d9f0, e=0x7fff2812e080) at kernel/qapplication.cpp:4105
#50 0x00007fc2af1991d6 in KApplication::notify (this=0x7fff2812f110, receiver=0x1e6d9f0, event=0x7fff2812e080) at ../../kdeui/kernel/kapplication.cpp:311
#51 0x00007fc2ae99d56e in QCoreApplication::notifyInternal (this=0x7fff2812f110, receiver=0x1e6d9f0, event=0x7fff2812e080) at kernel/qcoreapplication.cpp:915
#52 0x00007fc2add45cd3 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#53 QApplicationPrivate::sendMouseEvent (receiver=0x1e6d9f0, event=0x7fff2812e080, alienWidget=0x1e6d9f0, nativeWidget=0x1e7d7a0, buttonDown=0x7fc2ae821308 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3173
#54 0x00007fc2addc3554 in QETWidget::translateMouseEvent (this=this@entry=0x1e7d7a0, event=event@entry=0x7fff2812e800) at kernel/qapplication_x11.cpp:4622
#55 0x00007fc2addc244f in QApplication::x11ProcessEvent (this=0x7fff2812f110, event=0x7fff2812e800) at kernel/qapplication_x11.cpp:3737
#56 0x00007fc2adde9fa2 in x11EventSourceDispatch (s=0x1b60100, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#57 0x00007fc2a798fab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007fc2a798fde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#59 0x00007fc2a798fea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#60 0x00007fc2ae9cbc16 in QEventDispatcherGlib::processEvents (this=0x1b25b30, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#61 0x00007fc2adde9c1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#62 0x00007fc2ae99c2bf in QEventLoop::processEvents (this=this@entry=0x7fff2812ebd0, flags=...) at kernel/qeventloop.cpp:149
#63 0x00007fc2ae99c548 in QEventLoop::exec (this=0x7fff2812ebd0, flags=...) at kernel/qeventloop.cpp:204
#64 0x00007fc2ae9a1708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#65 0x000000000040e610 in main (argc=<optimized out>, argv=<optimized out>) at ../../app/main.cpp:518

Possible duplicates by query: bug 307631.

Reported using DrKonqi