Bug 326221

Application: systemsettings (4.11.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.4
Operating System: Linux 3.11.0-12-generic i686
Distribution: Ubuntu 13.10

-- Information about the crash:
- What I was doing when the application crashed:
Set time to automatic (NTP). Clicked "Apply". Clicked "Back" (to all System Settings).

Got message about unsaved changes. Agreed to save. It crashed.
Also it crashes when refusing to save changes.

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xaf5a1740 (LWP 6100))]

Thread 3 (Thread 0xabe84b40 (LWP 6101)):
#0  0xb2987875 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb2987b98 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb294413d in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2944a4f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2944c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb61658df in QEventDispatcherGlib::processEvents (this=0xab500480, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb61349f3 in QEventLoop::processEvents (this=this@entry=0xabe84228, flags=...) at kernel/qeventloop.cpp:149
#7  0xb6134d19 in QEventLoop::exec (this=this@entry=0xabe84228, flags=...) at kernel/qeventloop.cpp:204
#8  0xb6023e3d in QThread::exec (this=this@entry=0x9719348) at thread/qthread.cpp:542
#9  0xb6114e14 in QInotifyFileSystemWatcherEngine::run (this=0x9719348) at io/qfilesystemwatcher_inotify.cpp:265
#10 0xb602672f in QThreadPrivate::start (arg=0x9719348) at thread/qthread_unix.cpp:338
#11 0xb2a23d78 in start_thread (arg=0xabe84b40) at pthread_create.c:311
#12 0xb5e1501e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 2 (Thread 0xab34db40 (LWP 6102)):
#0  0xb2a25de3 in __GI___pthread_mutex_lock (mutex=0x98f5140) at pthread_mutex_lock.c:95
#1  0xb5e22bc4 in pthread_mutex_lock (mutex=0x98f5140) at forward.c:192
#2  0xb2987ba0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb2943ff9 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb2944a4f in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb294503b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0xab4620ea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#7  0xb296ac3a in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb2a23d78 in start_thread (arg=0xab34db40) at pthread_create.c:311
#9  0xb5e1501e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131

Thread 1 (Thread 0xaf5a1740 (LWP 6100)):
[KCrash Handler]
#7  0x00000000 in ?? ()
#8  0xb614c19e in QObject::connect (sender=sender@entry=0x98e6348, signal=0xb6216333 "timeout()", signal@entry=0xb6216332 "2timeout()", receiver=receiver@entry=0x96c7f70, method=<optimized out>, method@entry=0xab68079c "1load()", type=Qt::AutoConnection, type@entry=Qt::AutoCompatConnection) at kernel/qobject.cpp:2587
#9  0xb61547ef in QSingleShotTimer::QSingleShotTimer (this=0x98e6348, msec=5000, receiver=0x96c7f70, member=0xab68079c "1load()") at kernel/qtimer.cpp:300
#10 0xb61548f9 in QTimer::singleShot (msec=msec@entry=5000, receiver=0x96c7f70, member=member@entry=0xab68079c "1load()") at kernel/qtimer.cpp:363
#11 0xab67f728 in KclockModule::save (this=0x96c7f70) at ../../../kcontrol/dateandtime/main.cpp:113
#12 0xb74c9c82 in KCModuleProxy::save (this=this@entry=0x95d1420) at ../../kutils/kcmoduleproxy.cpp:280
#13 0xb74a6a71 in ModuleView::moduleSave (this=this@entry=0x9543460, module=module@entry=0x95d1420) at ../../../systemsettings/core/ModuleView.cpp:289
#14 0xb74a6d9e in ModuleView::moduleSave (this=0x9543460) at ../../../systemsettings/core/ModuleView.cpp:280
#15 0xb74a85e8 in ModuleView::qt_static_metacall (_o=0x98b26f0, _id=-1239312992, _a=0xbfc574d8, _c=<optimized out>) at ./ModuleView.moc:72
#16 0xb614afc7 in QMetaObject::activate (sender=sender@entry=0x9563f40, m=m@entry=0xb7492550 <KPushButton::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0xbfc574d8) at kernel/qobject.cpp:3539
#17 0xb733bbb5 in KPushButton::authorized (this=0x9563f40, _t1=0x98db150) at ./kpushbutton.moc:143
#18 0xb733bc0c in KPushButton::KPushButtonPrivate::slotClickedInternal (this=0x957ecc0) at ../../kdeui/widgets/kpushbutton.cpp:102
#19 0xb733bcdb in KPushButton::qt_static_metacall (_o=0x98b26f0, _id=-1239312992, _a=0xbfc575f8, _c=<optimized out>) at ./kpushbutton.moc:65
#20 0xb614afc7 in QMetaObject::activate (sender=sender@entry=0x9563f40, m=m@entry=0xb707bac8 <QAbstractButton::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0xbfc575f8) at kernel/qobject.cpp:3539
#21 0xb6e0a58d in QAbstractButton::clicked (this=this@entry=0x9563f40, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#22 0xb6b25381 in QAbstractButtonPrivate::emitClicked (this=this@entry=0x9574a70) at widgets/qabstractbutton.cpp:548
#23 0xb6b26707 in QAbstractButtonPrivate::click (this=this@entry=0x9574a70) at widgets/qabstractbutton.cpp:541
#24 0xb6b2680e in QAbstractButton::mouseReleaseEvent (this=0x9563f40, e=0xbfc57ae4) at widgets/qabstractbutton.cpp:1123
#25 0xb67691aa in QWidget::event (this=this@entry=0x9563f40, event=event@entry=0xbfc57ae4) at kernel/qwidget.cpp:8375
#26 0xb6b27812 in QAbstractButton::event (this=this@entry=0x9563f40, e=e@entry=0xbfc57ae4) at widgets/qabstractbutton.cpp:1082
#27 0xb6bc1fdc in QPushButton::event (this=0x9563f40, e=0xbfc57ae4) at widgets/qpushbutton.cpp:683
#28 0xb670f744 in QApplicationPrivate::notify_helper (this=0x92bfa00, receiver=receiver@entry=0x9563f40, e=0xbfc57ae4) at kernel/qapplication.cpp:4567
#29 0xb6717df8 in QApplication::notify (this=0xbfc5807c, receiver=receiver@entry=0x9563f40, e=e@entry=0xbfc57ae4) at kernel/qapplication.cpp:4110
#30 0xb725cff4 in KApplication::notify (this=0xbfc5807c, receiver=0x9563f40, event=0xbfc57ae4) at ../../kdeui/kernel/kapplication.cpp:311
#31 0xb6135eda in QCoreApplication::notifyInternal (this=0xbfc5807c, receiver=receiver@entry=0x9563f40, event=event@entry=0xbfc57ae4) at kernel/qcoreapplication.cpp:946
#32 0xb6715aa3 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#33 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x9563f40, event=0xbfc57ae4, alienWidget=0x9563f40, nativeWidget=0x93a2e68, buttonDown=buttonDown@entry=0xb7084cc4 <qt_button_down>, lastMouseReceiver=..., spontaneous=spontaneous@entry=true) at kernel/qapplication.cpp:3178
#34 0xb67994e8 in QETWidget::translateMouseEvent (this=0x93a2e68, event=event@entry=0xbfc57d0c) at kernel/qapplication_x11.cpp:4631
#35 0xb6798c05 in QApplication::x11ProcessEvent (this=0xbfc5807c, event=event@entry=0xbfc57d0c) at kernel/qapplication_x11.cpp:3624
#36 0xb67c4274 in x11EventSourceDispatch (s=0x92c1200, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#37 0xb294482e in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#38 0xb2944bd8 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#39 0xb2944c98 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#40 0xb61658bf in QEventDispatcherGlib::processEvents (this=this@entry=0x9215ec0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#41 0xb67c432e in QGuiEventDispatcherGlib::processEvents (this=0x9215ec0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#42 0xb61349f3 in QEventLoop::processEvents (this=this@entry=0xbfc57fc8, flags=...) at kernel/qeventloop.cpp:149
#43 0xb6134d19 in QEventLoop::exec (this=this@entry=0xbfc57fc8, flags=...) at kernel/qeventloop.cpp:204
#44 0xb613a89e in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#45 0xb670d974 in QApplication::exec () at kernel/qapplication.cpp:3828
#46 0x08050490 in main (argc=5, argv=0xbfc58154) at ../../../systemsettings/app/main.cpp:49

The reporter indicates this bug may be a duplicate of or related to bug 322450.

Possible duplicates by query: bug 326108, bug 326086, bug 325831, bug 325734, bug 325392.

Reported using DrKonqi