Bug 320963

Application: kcmshell4 (4.10.3)
KDE Platform Version: 4.10.3
Qt Version: 4.8.4
Operating System: Linux 3.8.0-23-generic x86_64
Distribution: Ubuntu 13.04

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

Right click clock - choose 'adjust date and time'
Select 'set date and time automatically'
Click OK

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 0x7ff885d557c0 (LWP 5374))]

Thread 3 (Thread 0x7ff86a101700 (LWP 5375)):
#0  0x00007ff880db707f in __pthread_mutex_unlock_usercnt (mutex=0x19b8230, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  0x00007ff8802d65f1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff880297188 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff8802976ba in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff86a3f14f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007ff8802baeb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ff880db3f8e in start_thread (arg=0x7ff86a101700) at pthread_create.c:311
#7  0x00007ff885686e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7ff868a97700 (LWP 5376)):
#0  __GI___pthread_mutex_lock (mutex=0x7ff858000a60) at pthread_mutex_lock.c:92
#1  0x00007ff8802d65c1 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff88029690b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff8802970fe in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff880297304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ff88429e036 in QEventDispatcherGlib::processEvents (this=0x7ff8580008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007ff88426e38f in QEventLoop::processEvents (this=this@entry=0x7ff868a96d90, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007ff88426e618 in QEventLoop::exec (this=this@entry=0x7ff868a96d90, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007ff884170410 in QThread::exec (this=this@entry=0x192f990) at thread/qthread.cpp:542
#9  0x00007ff88424fedf in QInotifyFileSystemWatcherEngine::run (this=0x192f990) at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007ff884172bec in QThreadPrivate::start (arg=0x192f990) at thread/qthread_unix.cpp:338
#11 0x00007ff880db3f8e in start_thread (arg=0x7ff868a97700) at pthread_create.c:311
#12 0x00007ff885686e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7ff885d557c0 (LWP 5374)):
[KCrash Handler]
#6  0x00007ff8842876a1 in QObject::connect (sender=sender@entry=0x18f5250, signal=0x7ff88434b11d "timeout()", signal@entry=0x7ff88434b11c "2timeout()", receiver=receiver@entry=0x16ec1e0, method=0x7ff874a33e7c "load()", method@entry=0x7ff874a33e7b "1load()", type=Qt::AutoConnection, type@entry=Qt::AutoCompatConnection) at kernel/qobject.cpp:2587
#7  0x00007ff88428ce1a in QSingleShotTimer::QSingleShotTimer (this=0x18f5250, msec=5000, receiver=0x16ec1e0, member=0x7ff874a33e7b "1load()") at kernel/qtimer.cpp:300
#8  0x00007ff88428cf66 in QTimer::singleShot (msec=msec@entry=5000, receiver=receiver@entry=0x16ec1e0, member=member@entry=0x7ff874a33e7b "1load()") at kernel/qtimer.cpp:363
#9  0x00007ff874a324b6 in KclockModule::save (this=0x16ec1e0) at ../../../kcontrol/dateandtime/main.cpp:113
#10 0x00007ff88536f807 in KCModuleProxy::save (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:279
#11 0x00007ff88536bb60 in KCMultiDialogPrivate::apply (this=<optimized out>) at ../../kutils/kcmultidialog.cpp:300
#12 0x00007ff8842840ef in QMetaObject::activate (sender=0x153c9a0, m=m@entry=0x7ff88533e820 <KPushButton::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffcd5aa890) at kernel/qobject.cpp:3539
#13 0x00007ff884ff6a5f in KPushButton::authorized (this=<optimized out>, _t1=0x143b5b0) at ./kpushbutton.moc:143
#14 0x00007ff8842840ef in QMetaObject::activate (sender=sender@entry=0x153c9a0, m=m@entry=0x7ff8840e0ca0 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7fffcd5aa9e0) at kernel/qobject.cpp:3539
#15 0x00007ff883c80c82 in QAbstractButton::clicked (this=this@entry=0x153c9a0, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#16 0x00007ff8839d423e in QAbstractButtonPrivate::emitClicked (this=this@entry=0x1541280) at widgets/qabstractbutton.cpp:548
#17 0x00007ff8839d4a30 in QAbstractButtonPrivate::click (this=this@entry=0x1541280) at widgets/qabstractbutton.cpp:541
#18 0x00007ff8839d4c9c in QAbstractButton::mouseReleaseEvent (this=0x153c9a0, e=0x7fffcd5ab280) at widgets/qabstractbutton.cpp:1123
#19 0x00007ff883662a89 in QWidget::event (this=0x153c9a0, event=0x7fffcd5ab280) at kernel/qwidget.cpp:8375
#20 0x00007ff8836158ec in QApplicationPrivate::notify_helper (this=this@entry=0x1374b90, receiver=receiver@entry=0x153c9a0, e=e@entry=0x7fffcd5ab280) at kernel/qapplication.cpp:4567
#21 0x00007ff883618a33 in QApplication::notify (this=this@entry=0x7fffcd5ac0a0, receiver=receiver@entry=0x153c9a0, e=e@entry=0x7fffcd5ab280) at kernel/qapplication.cpp:4110
#22 0x00007ff884f33af6 in KApplication::notify (this=0x7fffcd5ac0a0, receiver=0x153c9a0, event=0x7fffcd5ab280) at ../../kdeui/kernel/kapplication.cpp:311
#23 0x00007ff88426f63e in QCoreApplication::notifyInternal (this=0x7fffcd5ac0a0, receiver=receiver@entry=0x153c9a0, event=event@entry=0x7fffcd5ab280) at kernel/qcoreapplication.cpp:946
#24 0x00007ff88361b933 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#25 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x153c9a0, event=event@entry=0x7fffcd5ab280, alienWidget=alienWidget@entry=0x153c9a0, nativeWidget=nativeWidget@entry=0x1523c10, buttonDown=buttonDown@entry=0x7ff8840f3308 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#26 0x00007ff883690ec4 in QETWidget::translateMouseEvent (this=this@entry=0x1523c10, event=event@entry=0x7fffcd5aba00) at kernel/qapplication_x11.cpp:4631
#27 0x00007ff88368fef1 in QApplication::x11ProcessEvent (this=0x7fffcd5ac0a0, event=event@entry=0x7fffcd5aba00) at kernel/qapplication_x11.cpp:3746
#28 0x00007ff8836bb0b2 in x11EventSourceDispatch (s=0x1375500, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#29 0x00007ff880296f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007ff880297248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007ff880297304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007ff88429e036 in QEventDispatcherGlib::processEvents (this=0x134e610, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#33 0x00007ff8836bb1ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007ff88426e38f in QEventLoop::processEvents (this=this@entry=0x7fffcd5abde0, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007ff88426e618 in QEventLoop::exec (this=this@entry=0x7fffcd5abde0, flags=...) at kernel/qeventloop.cpp:204
#36 0x00007ff883ad01c8 in QDialog::exec (this=this@entry=0x1523c10) at dialogs/qdialog.cpp:554
#37 0x00007ff88595cb1c in kdemain (_argc=20336464, _argv=<optimized out>) at ../../kcmshell/main.cpp:297
#38 0x00007ff8855aeea5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=2, ubp_av=0x7fffcd5ac1d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffcd5ac1c8) at libc-start.c:260
#39 0x0000000000400701 in _start ()

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

Possible duplicates by query: bug 320866, bug 320789, bug 320569, bug 320470, bug 320312.

Reported using DrKonqi