Application: systemsettings (1.0)
KDE Platform Version: 4.10.1
Qt Version: 4.8.4
Operating System: Linux 3.8.0-15-generic x86_64
Distribution: Ubuntu Raring Ringtail (development branch)

-- Information about the crash:
After I've enabled NTP sync and clicked apply button I get auth error message and after that system settings crashed. It doesn't happen always but often.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Ustawienia systemowe (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f18e19977c0 (LWP 2435))]

Thread 3 (Thread 0x7f18c4a69700 (LWP 2510)):
#0  0x00007f18d7a02359 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f18d7a025b9 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18d79c31c2 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18d79c3304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18df115036 in QEventDispatcherGlib::processEvents (this=0x7f18b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f18df0e538f in QEventLoop::processEvents (this=this@entry=0x7f18c4a68d90, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f18df0e5618 in QEventLoop::exec (this=0x7f18c4a68d90, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f18defe7410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#8  0x00007f18df0c6edf in QInotifyFileSystemWatcherEngine::run (this=0x17d2150) at io/qfilesystemwatcher_inotify.cpp:256
#9  0x00007f18defe9bec in QThreadPrivate::start (arg=0x17d2150) at thread/qthread_unix.cpp:338
#10 0x00007f18d7e95f8e in start_thread (arg=0x7f18c4a69700) at pthread_create.c:311
#11 0x00007f18de99ce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f18bf06f700 (LWP 2513)):
#0  0x00007f18de98eb0d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f18d7a016cf in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18d79c2d3c in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18d79c3175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18d79c36ba in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f18bf35f4f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f18d79e6eb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f18d7e95f8e in start_thread (arg=0x7f18bf06f700) at pthread_create.c:311
#8  0x00007f18de99ce1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f18e19977c0 (LWP 2435)):
[KCrash Handler]
#6  internalWinId (this=<optimized out>) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:241
#7  QWidget::effectiveWinId (this=0x1852b30) at kernel/qwidget.cpp:2622
#8  0x00007f18e09c7cdf in KMessageBox::error (parent=<optimized out>, text=..., caption=..., options=...) at ../../kdeui/dialogs/kmessagebox.cpp:821
#9  0x00007f18c406438a in KclockModule::save (this=0x1852b30) at ../../../kcontrol/dateandtime/main.cpp:98
#10 0x00007f18e10a9807 in KCModuleProxy::save (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:279
#11 0x00007f18e0e815b3 in ModuleView::moduleSave (this=<optimized out>, module=<optimized out>) at ../../../systemsettings/core/ModuleView.cpp:289
#12 0x00007f18e0e830da in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./ModuleView.moc:72
#13 ModuleView::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./ModuleView.moc:61
#14 0x00007f18df0fb0ef in QMetaObject::activate (sender=0x171aca0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffb91bbb30) at kernel/qobject.cpp:3539
#15 0x00007f18e0b1aa5f in KPushButton::authorized (this=<optimized out>, _t1=0x16a4820) at ./kpushbutton.moc:143
#16 0x00007f18df0fb0ef in QMetaObject::activate (sender=0x171aca0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffb91bbc80) at kernel/qobject.cpp:3539
#17 0x00007f18e03b5c82 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#18 0x00007f18e010923e in QAbstractButtonPrivate::emitClicked (this=this@entry=0x171b010) at widgets/qabstractbutton.cpp:548
#19 0x00007f18e0109a30 in QAbstractButtonPrivate::click (this=this@entry=0x171b010) at widgets/qabstractbutton.cpp:541
#20 0x00007f18e0109c9c in QAbstractButton::mouseReleaseEvent (this=0x171aca0, e=0x7fffb91bc520) at widgets/qabstractbutton.cpp:1123
#21 0x00007f18dfd97a89 in QWidget::event (this=0x171aca0, event=0x7fffb91bc520) at kernel/qwidget.cpp:8375
#22 0x00007f18dfd4a8ec in QApplicationPrivate::notify_helper (this=this@entry=0x148c370, receiver=receiver@entry=0x171aca0, e=e@entry=0x7fffb91bc520) at kernel/qapplication.cpp:4567
#23 0x00007f18dfd4da33 in QApplication::notify (this=<optimized out>, receiver=0x171aca0, e=0x7fffb91bc520) at kernel/qapplication.cpp:4110
#24 0x00007f18e0a57af6 in KApplication::notify (this=0x7fffb91bd190, receiver=0x171aca0, event=0x7fffb91bc520) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f18df0e663e in QCoreApplication::notifyInternal (this=0x7fffb91bd190, receiver=0x171aca0, event=0x7fffb91bc520) at kernel/qcoreapplication.cpp:946
#26 0x00007f18dfd50933 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#27 QApplicationPrivate::sendMouseEvent (receiver=0x171aca0, event=0x7fffb91bc520, alienWidget=0x171aca0, nativeWidget=0x15c5c40, buttonDown=0x7f18e0828308 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3178
#28 0x00007f18dfdc5ec4 in QETWidget::translateMouseEvent (this=this@entry=0x15c5c40, event=event@entry=0x7fffb91bcca0) at kernel/qapplication_x11.cpp:4631
#29 0x00007f18dfdc4ef1 in QApplication::x11ProcessEvent (this=0x7fffb91bd190, event=0x7fffb91bcca0) at kernel/qapplication_x11.cpp:3746
#30 0x00007f18dfdf00b2 in x11EventSourceDispatch (s=0x1472f90, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007f18d79c2f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f18d79c3248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f18d79c3304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f18df115016 in QEventDispatcherGlib::processEvents (this=0x1442ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#35 0x00007f18dfdf01ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007f18df0e538f in QEventLoop::processEvents (this=this@entry=0x7fffb91bd070, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007f18df0e5618 in QEventLoop::exec (this=0x7fffb91bd070, flags=...) at kernel/qeventloop.cpp:204
#38 0x00007f18df0eacf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#39 0x000000000040aa2e in main (argc=1, argv=0x7fffb91bd2d8) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 315890, bug 242648.

Possible duplicates by query: bug 315890, bug 313101, bug 306624, bug 299798.

Reported using DrKonqi