Application: kcmshell4 (4.14.6)
KDE Platform Version: 4.14.9
Qt Version: 4.8.6
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:

Choosing an ntp server to adjust time automatically. 
Adjust Date and Time -> Set date and time automatically -> Apply -> Ok

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Control Module (kcmshell4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7441270780 (LWP 17869))]

Thread 2 (Thread 0x7f741f718700 (LWP 17870)):
#0  0x00007f743e88fc5d in poll () at /lib64/libc.so.6
#1  0x00007f743b9a2be4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f743b9a2f0a in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f741fa19946 in  () at /usr/lib64/libgio-2.0.so.0
#4  0x00007f743b9c7b85 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f743fb2b0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f743e89808d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f7441270780 (LWP 17869)):
[KCrash Handler]
#5  0x0000000001f25f38 in  ()
#6  0x00007f743fed83e9 in QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () at /usr/lib64/libQtCore.so.4
#7  0x00007f743fee02ec in  () at /usr/lib64/libQtCore.so.4
#8  0x00007f743fee03ae in QTimer::singleShot(int, QObject*, char const*) () at /usr/lib64/libQtCore.so.4
#9  0x00007f74253796c3 in  () at /usr/lib64/kde4/kcm_clock.so
#10 0x00007f74306cf8e7 in KCModuleProxy::save() () at /usr/lib64/libkcmutils.so.4
#11 0x00007f74306cbb98 in  () at /usr/lib64/libkcmutils.so.4
#12 0x00007f743fed71fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#13 0x00007f7440d2842f in KPushButton::authorized(KAuth::Action*) () at /usr/lib64/libkdeui.so.5
#14 0x00007f743fed71fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#15 0x00007f743f688bb2 in QAbstractButton::clicked(bool) () at /usr/lib64/libQtGui.so.4
#16 0x00007f743f3ebfe3 in  () at /usr/lib64/libQtGui.so.4
#17 0x00007f743f3ed153 in  () at /usr/lib64/libQtGui.so.4
#18 0x00007f743f3ed23c in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib64/libQtGui.so.4
#19 0x00007f743f08ec0a in QWidget::event(QEvent*) () at /usr/lib64/libQtGui.so.4
#20 0x00007f743f03f76c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#21 0x00007f743f045dea in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#22 0x00007f7440c66e0a in KApplication::notify(QObject*, QEvent*) () at /usr/lib64/libkdeui.so.5
#23 0x00007f743fec32ad in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQtCore.so.4
#24 0x00007f743f0455e3 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib64/libQtGui.so.4
#25 0x00007f743f0b6c9b in  () at /usr/lib64/libQtGui.so.4
#26 0x00007f743f0b570c in QApplication::x11ProcessEvent(_XEvent*) () at /usr/lib64/libQtGui.so.4
#27 0x00007f743f0dc5c2 in  () at /usr/lib64/libQtGui.so.4
#28 0x00007f743b9a2a04 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#29 0x00007f743b9a2c48 in  () at /usr/lib64/libglib-2.0.so.0
#30 0x00007f743b9a2cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#31 0x00007f743fef00be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#32 0x00007f743f0dc676 in  () at /usr/lib64/libQtGui.so.4
#33 0x00007f743fec1e6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#34 0x00007f743fec2165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#35 0x00007f743f4e1d1c in QDialog::exec() () at /usr/lib64/libQtGui.so.4
#36 0x00007f742a8b7315 in kdemain () at /usr/lib64/libkdeinit4_kcmshell4.so
#37 0x0000000000408815 in _start ()

Reported using DrKonqi