Bug 342028

pplication: kcmshell4 ()
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-74-generic x86_64
Distribution: Ubuntu 12.04.5 LTS

-- Information about the crash:
<In detail, tell us what you were doing  when the application crashed.>

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Control Module (kcmshell4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1ec4c23780 (LWP 2052))]

Thread 3 (Thread 0x7f1ea9d0e700 (LWP 2053)):
#0  0x00007f1ebf11a5e1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f1ebf0deaae in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ebf0def96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1ebf0df45a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1ea9ff75e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007f1ebf1009b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1ebfdfde9a in start_thread (arg=0x7f1ea9d0e700) at pthread_create.c:308
#7  0x00007f1ec45562ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f1e9ef86700 (LWP 2054)):
#0  0x00007f1ec4548eed in read () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f1ebf1198df in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1ebf0deb64 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1ebf0def96 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f1ebf0df124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f1ec313c426 in QEventDispatcherGlib::processEvents (this=0x7f1e980008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f1ec310bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f1ec310bed7 in QEventLoop::exec (this=0x7f1e9ef85dd0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f1ec300afa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#9  0x00007f1ec30eb9ff in QInotifyFileSystemWatcherEngine::run (this=0x2c3eaa0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f1ec300dfcb in QThreadPrivate::start (arg=0x2c3eaa0) at thread/qthread_unix.cpp:298
#11 0x00007f1ebfdfde9a in start_thread (arg=0x7f1e9ef86700) at pthread_create.c:308
#12 0x00007f1ec45562ed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1ec4c23780 (LWP 2052)):
[KCrash Handler]
#6  0x000000000255cc90 in ?? ()
#7  0x00007f1ec3122bf2 in QObject::connect (sender=0x2e78870, signal=<optimized out>, receiver=0x251fa60, method=0x7f1eb3888cb1 "load()", type=Qt::AutoConnection) at kernel/qobject.cpp:2588
#8  0x00007f1ec312a95a in QSingleShotTimer::QSingleShotTimer (this=0x2e78870, msec=5000, receiver=0x251fa60, member=0x7f1eb3888cb0 "1load()") at kernel/qtimer.cpp:300
#9  0x00007f1ec312ab0e in QTimer::singleShot (msec=5000, receiver=0x251fa60, member=0x7f1eb3888cb0 "1load()") at kernel/qtimer.cpp:363
#10 0x00007f1eb3887150 in KclockModule::save (this=0x251fa60) at ../../../kcontrol/dateandtime/main.cpp:109
#11 0x00007f1ec4242997 in KCModuleProxy::save (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:279
#12 0x00007f1ec423f890 in KCMultiDialogPrivate::apply (this=<optimized out>) at ../../kutils/kcmultidialog.cpp:300
#13 0x00007f1ec3121281 in QMetaObject::activate (sender=0x2503c10, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc2fe6720) at kernel/qobject.cpp:3547
#14 0x00007f1ec3ebd5ef in KPushButton::authorized (this=<optimized out>, _t1=0x28dfdb0) at ./kpushbutton.moc:143
#15 0x00007f1ec3121281 in QMetaObject::activate (sender=0x2503c10, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffc2fe6870) at kernel/qobject.cpp:3547
#16 0x00007f1ec2b1fcb2 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#17 0x00007f1ec285da8e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:548
#18 0x00007f1ec285edcb in QAbstractButtonPrivate::click (this=0x2507700) at widgets/qabstractbutton.cpp:541
#19 0x00007f1ec285f03c in QAbstractButton::mouseReleaseEvent (this=0x2503c10, e=0x7fffc2fe7140) at widgets/qabstractbutton.cpp:1123
#20 0x00007f1ec24e0144 in QWidget::event (this=0x2503c10, event=0x7fffc2fe7140) at kernel/qwidget.cpp:8362
#21 0x00007f1ec248f894 in notify_helper (e=0x7fffc2fe7140, receiver=0x2503c10, this=0x2313350) at kernel/qapplication.cpp:4559
#22 QApplicationPrivate::notify_helper (this=0x2313350, receiver=0x2503c10, e=0x7fffc2fe7140) at kernel/qapplication.cpp:4531
#23 0x00007f1ec24950bf in QApplication::notify (this=<optimized out>, receiver=0x2503c10, e=0x7fffc2fe7140) at kernel/qapplication.cpp:4102
#24 0x00007f1ec3def3f6 in KApplication::notify (this=0x7fffc2fe7e60, receiver=0x2503c10, event=0x7fffc2fe7140) at ../../kdeui/kernel/kapplication.cpp:311
#25 0x00007f1ec310ce9c in QCoreApplication::notifyInternal (this=0x7fffc2fe7e60, receiver=0x2503c10, event=0x7fffc2fe7140) at kernel/qcoreapplication.cpp:876
#26 0x00007f1ec2490862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#27 QApplicationPrivate::sendMouseEvent (receiver=0x2503c10, event=0x7fffc2fe7140, alienWidget=0x2503c10, nativeWidget=0x24ec6a0, buttonDown=0x2503c10, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#28 0x00007f1ec250fc35 in QETWidget::translateMouseEvent (this=0x24ec6a0, event=<optimized out>) at kernel/qapplication_x11.cpp:4619
#29 0x00007f1ec250ebee in QApplication::x11ProcessEvent (this=0x7fffc2fe7e60, event=0x7fffc2fe7a10) at kernel/qapplication_x11.cpp:3734
#30 0x00007f1ec2538112 in x11EventSourceDispatch (s=0x2308660, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0x00007f1ebf0ded13 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f1ebf0df060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f1ebf0df124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f1ec313c3bf in QEventDispatcherGlib::processEvents (this=0x22f0770, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#35 0x00007f1ec2537d9e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#36 0x00007f1ec310bc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#37 0x00007f1ec310bed7 in QEventLoop::exec (this=0x7fffc2fe7db0, flags=...) at kernel/qeventloop.cpp:204
#38 0x00007f1ec295f976 in QDialog::exec (this=0x24ec6a0) at dialogs/qdialog.cpp:554
#39 0x00007f1ec4828d2c in kdemain (_argc=<optimized out>, _argv=<optimized out>) at ../../kcmshell/main.cpp:292
#40 0x00007f1ec448376d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=2, ubp_av=0x7fffc2fe8678, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffc2fe8668) at libc-start.c:226
#41 0x0000000000400671 in _start ()


Reproducible: Always


Actual Results:  
crash!!!!!!!

Expected Results:  
cannot change the system time & date.

It should have changed the system time and date. fairly basic feature that should work?!