Application: kcmshell4 ()
KDE Platform Version: 4.7.1 (4.7.1)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
Time is set for UTC, tried to change the time to PST and received error.

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Control Module (kcmshell4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb8b0b7e780 (LWP 4050))]

Thread 3 (Thread 0x7fb897ecb700 (LWP 4051)):
#0  0x00007fb8b04c4773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fb8aaf56f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb8aaf57792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb8981a8516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fb8aaf7c2b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb8abe7defc in start_thread (arg=0x7fb897ecb700) at pthread_create.c:304
#6  0x00007fb8b04d089d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fb8952d5700 (LWP 4052)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007fb8952d4af0 in ?? ()
#2  0x00007fffffdff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0x7fb8b0b7e780 (LWP 4050)):
[KCrash Handler]
#6  0x0000000002715f80 in ?? ()
#7  0x00007fb8af0e3d62 in QObject::connect (sender=0x29174e0, signal=<optimized out>, receiver=0x24becc0, method=0x7fb8a1107311 "load()", type=Qt::AutoConnection) at kernel/qobject.cpp:2526
#8  0x00007fb8af0eaeba in QSingleShotTimer::QSingleShotTimer (this=0x29174e0, msec=5000, receiver=0x24becc0, member=0x7fb8a1107310 "1load()") at kernel/qtimer.cpp:291
#9  0x00007fb8af0eb03e in QTimer::singleShot (msec=5000, receiver=0x24becc0, member=0x7fb8a1107310 "1load()") at kernel/qtimer.cpp:354
#10 0x00007fb8a1105730 in ?? () from /usr/lib/kde4/kcm_clock.so
#11 0x00007fb8b01cf887 in KCModuleProxy::save (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:279
#12 0x00007fb8b01cc6f8 in KCMultiDialogPrivate::apply (this=<optimized out>) at ../../kutils/kcmultidialog.cpp:300
#13 0x00007fb8b01cd93c in KCMultiDialog::qt_metacall (this=0x2442b10, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffffd22340) at ./kcmultidialog.moc:95
#14 0x00007fb8b0793550 in KCMShellMultiDialog::qt_metacall (this=0x2442b10, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffffd22340) at ./main.moc:130
#15 0x00007fb8af0e2eba in QMetaObject::activate (sender=0x2452690, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffffd22340) at kernel/qobject.cpp:3278
#16 0x00007fb8afe4d2ef in KPushButton::authorized (this=<optimized out>, _t1=0x28cfa90) at ./kpushbutton.moc:129
#17 0x00007fb8afe4d449 in KPushButton::qt_metacall (this=0x2452690, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7fffffd22450) at ./kpushbutton.moc:88
#18 0x00007fb8af0e2eba in QMetaObject::activate (sender=0x2452690, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffffd22450) at kernel/qobject.cpp:3278
#19 0x00007fb8aeaf1582 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#20 0x00007fb8ae83713e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#21 0x00007fb8ae83847b in QAbstractButtonPrivate::click (this=0x24553d0) at widgets/qabstractbutton.cpp:539
#22 0x00007fb8ae8386ec in QAbstractButton::mouseReleaseEvent (this=0x2452690, e=0x7fffffd22b60) at widgets/qabstractbutton.cpp:1121
#23 0x00007fb8ae4d0c9a in QWidget::event (this=0x2452690, event=0x7fffffd22b60) at kernel/qwidget.cpp:8295
#24 0x00007fb8ae480424 in notify_helper (e=0x7fffffd22b60, receiver=0x2452690, this=0x229fd00) at kernel/qapplication.cpp:4486
#25 QApplicationPrivate::notify_helper (this=0x229fd00, receiver=0x2452690, e=0x7fffffd22b60) at kernel/qapplication.cpp:4458
#26 0x00007fb8ae485c6b in QApplication::notify (this=<optimized out>, receiver=0x2452690, e=0x7fffffd22b60) at kernel/qapplication.cpp:4047
#27 0x00007fb8afd7e1e6 in KApplication::notify (this=0x7fffffd23800, receiver=0x2452690, event=0x7fffffd22b60) at ../../kdeui/kernel/kapplication.cpp:311
#28 0x00007fb8af0cfafc in QCoreApplication::notifyInternal (this=0x7fffffd23800, receiver=0x2452690, event=0x7fffffd22b60) at kernel/qcoreapplication.cpp:787
#29 0x00007fb8ae4813f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#30 QApplicationPrivate::sendMouseEvent (receiver=0x2452690, event=0x7fffffd22b60, alienWidget=0x2452690, nativeWidget=0x2442b10, buttonDown=0x2452690, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#31 0x00007fb8ae500945 in QETWidget::translateMouseEvent (this=0x2442b10, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#32 0x00007fb8ae4ff8be in QApplication::x11ProcessEvent (this=0x7fffffd23800, event=0x7fffffd23380) at kernel/qapplication_x11.cpp:3690
#33 0x00007fb8ae528412 in x11EventSourceDispatch (s=0x22a2a30, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#34 0x00007fb8aaf56a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fb8aaf57258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fb8aaf57429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fb8af0faed6 in QEventDispatcherGlib::processEvents (this=0x2282cd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#38 0x00007fb8ae52807e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007fb8af0cecf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007fb8af0ceef7 in QEventLoop::exec (this=0x7fffffd23750, flags=...) at kernel/qeventloop.cpp:201
#41 0x00007fb8ae937216 in QDialog::exec (this=0x2442b10) at dialogs/qdialog.cpp:552
#42 0x00007fb8b0795c6c in kdemain (_argc=<optimized out>, _argv=<optimized out>) at ../../kcmshell/main.cpp:292
#43 0x00007fb8b041030d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=2, ubp_av=0x7fffffd24018, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffd24008) at libc-start.c:226
#44 0x0000000000400671 in _start ()

Possible duplicates by query: bug 284584, bug 284234, bug 284203, bug 284144, bug 283405.

Reported using DrKonqi