Application: systemsettings (1.0)
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-52-generic x86_64
Distribution: Ubuntu 12.04.3 LTS

-- Information about the crash:
- What I was doing when the application crashed: are we sure it crashed - GtkOrphan is still open - checking various setting in system tools

The crash can be reproduced some of the time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fec090f9780 (LWP 14071))]

Thread 3 (Thread 0x7febf553b700 (LWP 14072)):
#0  0x00007fec06588313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fec03d6a036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fec03d6a49a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007febf554098b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007fec03d8b9e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fec04236e9a in start_thread (arg=0x7febf553b700) at pthread_create.c:308
#6  0x00007fec06593ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7febf492f700 (LWP 14073)):
#0  0x00007fec0423a05d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7febf0010300) at pthread_mutex_unlock.c:290
#2  0x00007fec03da55d1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fec03d69f4e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fec03d6a49a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007febfc692406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007fec03d8b9e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007fec04236e9a in start_thread (arg=0x7febf492f700) at pthread_create.c:308
#8  0x00007fec06593ccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fec090f9780 (LWP 14071)):
[KCrash Handler]
#6  0x00007fec06cedb02 in QObject::disconnect (sender=0x2048a90, signal=0x209fed9 "rowsInserted(QModelIndex,int,int)", receiver=0x2058380, method=0x209f209 "_k_slotRowsInserted(QModelIndex,int,int)") at kernel/qobject.cpp:2891
#7  0x00007fec08668cff in eventFilter (event=0x7fff815d9210, watched=0x2045860, this=0x2049840) at ../../kdeui/itemviews/kwidgetitemdelegate.cpp:253
#8  KWidgetItemDelegatePrivate::eventFilter (this=0x2049840, watched=0x2045860, event=0x7fff815d9210) at ../../kdeui/itemviews/kwidgetitemdelegate.cpp:236
#9  0x00007fec06cda028 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x2045860, event=0x7fff815d9210) at kernel/qcoreapplication.cpp:986
#10 0x00007fec0795085f in notify_helper (e=0x7fff815d9210, receiver=0x2045860, this=0x14a6060) at kernel/qapplication.cpp:4555
#11 QApplicationPrivate::notify_helper (this=0x14a6060, receiver=0x2045860, e=0x7fff815d9210) at kernel/qapplication.cpp:4531
#12 0x00007fec07955713 in QApplication::notify (this=0x7fff815db420, receiver=0x2045860, e=0x7fff815d9210) at kernel/qapplication.cpp:4420
#13 0x00007fec0868a3f6 in KApplication::notify (this=0x7fff815db420, receiver=0x2045860, event=0x7fff815d9210) at ../../kdeui/kernel/kapplication.cpp:311
#14 0x00007fec06cd9e9c in QCoreApplication::notifyInternal (this=0x7fff815db420, receiver=0x2045860, event=0x7fff815d9210) at kernel/qcoreapplication.cpp:876
#15 0x00007fec07e6b30d in sendEvent (event=0x7fff815d9210, receiver=0x2045860) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#16 QAccessible::queryAccessibleInterface (object=0x2045860) at accessible/qaccessible.cpp:593
#17 0x00007fec07e7151d in QAccessible::updateAccessibility (o=<optimized out>, who=0, reason=QAccessible::ObjectDestroyed) at accessible/qaccessible_unix.cpp:102
#18 0x00007fec0799b74f in QWidget::~QWidget (this=0x2045860, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1679
#19 0x00007fec0799ba19 in QWidget::~QWidget (this=0x2045860, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1700
#20 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x2055820) at kernel/qobject.cpp:1908
#21 0x00007fec0799b740 in QWidget::~QWidget (this=0x20491e0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#22 0x00007fec08602f8e in ~KAboutApplicationPersonListView (this=0x20491e0, __in_chrg=<optimized out>) at ../../kdeui/dialogs/kaboutapplicationpersonlistview_p.h:26
#23 KDEPrivate::KAboutApplicationPersonListView::~KAboutApplicationPersonListView (this=0x20491e0, __in_chrg=<optimized out>) at ../../kdeui/dialogs/kaboutapplicationpersonlistview_p.h:26
#24 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x20452a0) at kernel/qobject.cpp:1908
#25 0x00007fec0799b740 in QWidget::~QWidget (this=0x20d8690, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#26 0x00007fec0799ba19 in QWidget::~QWidget (this=0x20d8690, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1700
#27 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x20d8ad0) at kernel/qobject.cpp:1908
#28 0x00007fec0799b740 in QWidget::~QWidget (this=0x20d3a20, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#29 0x00007fec07dbc4b9 in QStackedWidget::~QStackedWidget (this=0x20d3a20, __in_chrg=<optimized out>) at widgets/qstackedwidget.cpp:193
#30 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x20d8890) at kernel/qobject.cpp:1908
#31 0x00007fec0799b740 in QWidget::~QWidget (this=0x1b042d0, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#32 0x00007fec07dc7fa9 in QTabWidget::~QTabWidget (this=0x1b042d0, __in_chrg=<optimized out>) at widgets/qtabwidget.cpp:367
#33 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x204afc0) at kernel/qobject.cpp:1908
#34 0x00007fec0799b740 in QWidget::~QWidget (this=0x204af90, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#35 0x00007fec0799ba19 in QWidget::~QWidget (this=0x204af90, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1700
#36 0x00007fec06cec935 in QObjectPrivate::deleteChildren (this=0x203fa20) at kernel/qobject.cpp:1908
#37 0x00007fec0799b740 in QWidget::~QWidget (this=0x7fff815d9900, __in_chrg=<optimized out>) at kernel/qwidget.cpp:1676
#38 0x00007fec08cf84bb in KPluginSelector::Private::PluginDelegate::slotAboutClicked (this=0x1d9a560) at ../../kutils/kpluginselector.cpp:797
#39 0x00007fec06cee281 in QMetaObject::activate (sender=0x1e59de0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff815d9e70) at kernel/qobject.cpp:3547
#40 0x00007fec07fe0c72 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#41 0x00007fec07d1ea4e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:548
#42 0x00007fec07d1fd8b in QAbstractButtonPrivate::click (this=0x1e33020) at widgets/qabstractbutton.cpp:541
#43 0x00007fec07d1fffc in QAbstractButton::mouseReleaseEvent (this=0x1e59de0, e=0x7fff815da740) at widgets/qabstractbutton.cpp:1123
#44 0x00007fec079a1144 in QWidget::event (this=0x1e59de0, event=0x7fff815da740) at kernel/qwidget.cpp:8362
#45 0x00007fec07950894 in notify_helper (e=0x7fff815da740, receiver=0x1e59de0, this=0x14a6060) at kernel/qapplication.cpp:4559
#46 QApplicationPrivate::notify_helper (this=0x14a6060, receiver=0x1e59de0, e=0x7fff815da740) at kernel/qapplication.cpp:4531
#47 0x00007fec079560bf in QApplication::notify (this=<optimized out>, receiver=0x1e59de0, e=0x7fff815da740) at kernel/qapplication.cpp:4102
#48 0x00007fec0868a3f6 in KApplication::notify (this=0x7fff815db420, receiver=0x1e59de0, event=0x7fff815da740) at ../../kdeui/kernel/kapplication.cpp:311
#49 0x00007fec06cd9e9c in QCoreApplication::notifyInternal (this=0x7fff815db420, receiver=0x1e59de0, event=0x7fff815da740) at kernel/qcoreapplication.cpp:876
#50 0x00007fec07951862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#51 QApplicationPrivate::sendMouseEvent (receiver=0x1e59de0, event=0x7fff815da740, alienWidget=0x1e59de0, nativeWidget=0x175bd10, buttonDown=0x1e59de0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#52 0x00007fec079d0bf5 in QETWidget::translateMouseEvent (this=0x175bd10, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#53 0x00007fec079cfbae in QApplication::x11ProcessEvent (this=0x7fff815db420, event=0x7fff815db010) at kernel/qapplication_x11.cpp:3732
#54 0x00007fec079f90d2 in x11EventSourceDispatch (s=0x14a8800, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#55 0x00007fec03d69d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#56 0x00007fec03d6a0a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#57 0x00007fec03d6a164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#58 0x00007fec06d093bf in QEventDispatcherGlib::processEvents (this=0x14754b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#59 0x00007fec079f8d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#60 0x00007fec06cd8c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#61 0x00007fec06cd8ed7 in QEventLoop::exec (this=0x7fff815db3b0, flags=...) at kernel/qeventloop.cpp:204
#62 0x00007fec06cddf67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#63 0x000000000040a7e5 in main (argc=5, argv=0x7fff815db6e8) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 324248.

Reported using DrKonqi