Bug 306624

Application: systemsettings (1.0)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-30-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
Go to "KDE menu / computer / system settings / date & time"
Check "set date & time automatically."
Click "apply". Nothing happens.
Close the window. You are asked whether you want to apply the modifications. Click "yes". Now it crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f09aa7dc780 (LWP 3460))]

Thread 3 (Thread 0x7f09943cf700 (LWP 3462)):
#0  timerSourcePrepare (source=0x7f098c002800, timeout=0x7f09943cec6c) at kernel/qeventdispatcher_glib.cpp:160
#1  0x00007f09a5446846 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09a5446f5b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f09a5447164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f09a83e1426 in QEventDispatcherGlib::processEvents (this=0x7f098c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#5  0x00007f09a83b0c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f09a83b0ed7 in QEventLoop::exec (this=0x7f09943cedd0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f09a82affa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#8  0x00007f09a83909ff in QInotifyFileSystemWatcherEngine::run (this=0xd54e70) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f09a82b2fcb in QThreadPrivate::start (arg=0xd54e70) at thread/qthread_unix.cpp:298
#10 0x00007f09a5913e9a in start_thread (arg=0x7f09943cf700) at pthread_create.c:308
#11 0x00007f09a7c6c4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f0986841700 (LWP 3469)):
#0  0x00007f09a7c60b03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f09a5447036 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f09a544749a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0986b2a406 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f09a54689e5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f09a5913e9a in start_thread (arg=0x7f0986841700) at pthread_create.c:308
#6  0x00007f09a7c6c4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f09aa7dc780 (LWP 3460)):
[KCrash Handler]
#6  internalWinId (this=<optimized out>) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:241
#7  QWidget::effectiveWinId (this=0xf20740) at kernel/qwidget.cpp:2609
#8  0x00007f09a9ccbd95 in KMessageBox::error (parent=<optimized out>, text=..., caption=..., options=...) at ../../kdeui/dialogs/kmessagebox.cpp:821
#9  0x00007f09939ca9af in KclockModule::save (this=0xf20740) at ../../../kcontrol/dateandtime/main.cpp:98
#10 0x00007f09aa3ce997 in KCModuleProxy::save (this=<optimized out>) at ../../kutils/kcmoduleproxy.cpp:279
#11 0x00007f09aa1a56d3 in ModuleView::moduleSave (this=<optimized out>, module=<optimized out>) at ../../../systemsettings/core/ModuleView.cpp:289
#12 0x00007f09aa1a746a in qt_static_metacall (_a=<optimized out>, _id=<optimized out>, _o=<optimized out>, _c=<optimized out>) at ./ModuleView.moc:72
#13 ModuleView::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./ModuleView.moc:61
#14 0x00007f09a83c6281 in QMetaObject::activate (sender=0xb76330, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffaefdfdc0) at kernel/qobject.cpp:3547
#15 0x00007f09a9e3188f in KPushButton::authorized (this=<optimized out>, _t1=0xfa1ac0) at ./kpushbutton.moc:143
#16 0x00007f09a83c6281 in QMetaObject::activate (sender=0xb76330, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffaefdff10) at kernel/qobject.cpp:3547
#17 0x00007f09a96b9c72 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:220
#18 0x00007f09a93f7a4e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:548
#19 0x00007f09a93f8d8b in QAbstractButtonPrivate::click (this=0xb3bd00) at widgets/qabstractbutton.cpp:541
#20 0x00007f09a93f8ffc in QAbstractButton::mouseReleaseEvent (this=0xb76330, e=0x7fffaefe07e0) at widgets/qabstractbutton.cpp:1123
#21 0x00007f09a907a144 in QWidget::event (this=0xb76330, event=0x7fffaefe07e0) at kernel/qwidget.cpp:8362
#22 0x00007f09a9029894 in notify_helper (e=0x7fffaefe07e0, receiver=0xb76330, this=0x76e130) at kernel/qapplication.cpp:4559
#23 QApplicationPrivate::notify_helper (this=0x76e130, receiver=0xb76330, e=0x7fffaefe07e0) at kernel/qapplication.cpp:4531
#24 0x00007f09a902f0bf in QApplication::notify (this=<optimized out>, receiver=0xb76330, e=0x7fffaefe07e0) at kernel/qapplication.cpp:4102
#25 0x00007f09a9d639e6 in KApplication::notify (this=0x7fffaefe14c0, receiver=0xb76330, event=0x7fffaefe07e0) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x00007f09a83b1e9c in QCoreApplication::notifyInternal (this=0x7fffaefe14c0, receiver=0xb76330, event=0x7fffaefe07e0) at kernel/qcoreapplication.cpp:876
#27 0x00007f09a902a862 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#28 QApplicationPrivate::sendMouseEvent (receiver=0xb76330, event=0x7fffaefe07e0, alienWidget=0xb76330, nativeWidget=0x8d6050, buttonDown=0xb76330, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3170
#29 0x00007f09a90a9bf5 in QETWidget::translateMouseEvent (this=0x8d6050, event=<optimized out>) at kernel/qapplication_x11.cpp:4617
#30 0x00007f09a90a8bae in QApplication::x11ProcessEvent (this=0x7fffaefe14c0, event=0x7fffaefe10b0) at kernel/qapplication_x11.cpp:3732
#31 0x00007f09a90d20d2 in x11EventSourceDispatch (s=0x764350, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#32 0x00007f09a5446d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f09a54470a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f09a5447164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f09a83e13bf in QEventDispatcherGlib::processEvents (this=0x7414b0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#36 0x00007f09a90d1d5e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#37 0x00007f09a83b0c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#38 0x00007f09a83b0ed7 in QEventLoop::exec (this=0x7fffaefe1450, flags=...) at kernel/qeventloop.cpp:204
#39 0x00007f09a83b5f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#40 0x000000000040a7e5 in main (argc=5, argv=0x7fffaefe1788) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 299798, bug 296618.

Reported using DrKonqi