Application: plasma-overlay (0.0)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
I tried twice to add this widget, everytime failed

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma for the Screensaver (plasma-overlay), signal: Segmentation fault
[Current thread is 1 (Thread 0xb76fba20 (LWP 3758))]

Thread 2 (Thread 0xb00d0b70 (LWP 3759)):
#0  0x00c800fa in ?? () from /usr/lib/i386-linux-gnu/libgthread-2.0.so.0
#1  0x00c80e6f in ?? () from /usr/lib/i386-linux-gnu/libgthread-2.0.so.0
#2  0x01a8a6dc in g_thread_self () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x01a62c18 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x074e7b37 in QEventDispatcherGlib::processEvents (this=0x8264268, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x074b81dd in QEventLoop::processEvents (this=0xb00d02a0, flags=...) at kernel/qeventloop.cpp:149
#6  0x074b8421 in QEventLoop::exec (this=0xb00d02a0, flags=...) at kernel/qeventloop.cpp:201
#7  0x073bb90b in QThread::exec (this=0x868c8c8) at thread/qthread.cpp:498
#8  0x07498e2d in QInotifyFileSystemWatcherEngine::run (this=0x868c8c8) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x073be7b3 in QThreadPrivate::start (arg=0x868c8c8) at thread/qthread_unix.cpp:331
#10 0x019b8d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x00bce0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb76fba20 (LWP 3758)):
[KCrash Handler]
#7  0x00e1a295 in KConfigDialogManager::isDefault (this=0x8af3430) at ../../kdeui/dialogs/kconfigdialogmanager.cpp:529
#8  0x00e145dc in _k_updateButtons (this=0x87c4118) at ../../kdeui/dialogs/kconfigdialog.cpp:234
#9  KConfigDialog::KConfigDialogPrivate::_k_updateButtons (this=0x87c4118) at ../../kdeui/dialogs/kconfigdialog.cpp:216
#10 0x00e146ee in KConfigDialog::updateButtons (this=0x8b12d70) at ../../kdeui/dialogs/kconfigdialog.cpp:314
#11 0x0033e08d in settingsModified (modified=true, this=0x8b12d70) at ../../plasma/private/applet_p.h:63
#12 Plasma::AppletConfigDialog::qt_metacall (this=0x8b12d70, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfaf6e08) at ./private/applet_p.moc:75
#13 0x074bfb7d in metacall (argv=0xbfaf6e08, idx=86, cl=QMetaObject::InvokeMetaMethod, object=0x8b12d70) at kernel/qmetaobject.cpp:237
#14 QMetaObject::metacall (object=0x8b12d70, cl=QMetaObject::InvokeMetaMethod, idx=86, argv=0xbfaf6e08) at kernel/qmetaobject.cpp:232
#15 0x074cea6a in QMetaObject::activate (sender=0x8b1e160, m=0x42dcce8, local_signal_index=0, argv=0xbfaf6e08) at kernel/qobject.cpp:3278
#16 0x04096c55 in QCheckBox::stateChanged (this=0x8b1e160, _t1=2) at .moc/release-shared/moc_qcheckbox.cpp:115
#17 0x03dabc62 in QCheckBox::checkStateSet (this=0x8b1e160) at widgets/qcheckbox.cpp:355
#18 0x03dabcb6 in QCheckBox::nextCheckState (this=0x8b1e160) at widgets/qcheckbox.cpp:369
#19 0x03d95bb7 in QAbstractButtonPrivate::click (this=0x8b1e870) at widgets/qabstractbutton.cpp:528
#20 0x03d95eb6 in QAbstractButton::mouseReleaseEvent (this=0x8b1e160, e=0xbfaf73ac) at widgets/qabstractbutton.cpp:1121
#21 0x039daf98 in QWidget::event (this=0x8b1e160, event=0xbfaf73ac) at kernel/qwidget.cpp:8295
#22 0x03d95159 in QAbstractButton::event (this=0x8b1e160, e=0xbfaf73ac) at widgets/qabstractbutton.cpp:1080
#23 0x03dabd38 in QCheckBox::event (this=0x8b1e160, e=0xbfaf73ac) at widgets/qcheckbox.cpp:385
#24 0x03980d54 in notify_helper (e=0xbfaf73ac, receiver=0x8b1e160, this=0x8147cd8) at kernel/qapplication.cpp:4486
#25 QApplicationPrivate::notify_helper (this=0x8147cd8, receiver=0x8b1e160, e=0xbfaf73ac) at kernel/qapplication.cpp:4458
#26 0x03986dbb in QApplication::notify (this=0x8147cd8, receiver=0x8b1e160, e=0xbfaf73ac) at kernel/qapplication.cpp:4047
#27 0x00ee3681 in KApplication::notify (this=0x8137280, receiver=0x8b1e160, event=0xbfaf73ac) at ../../kdeui/kernel/kapplication.cpp:311
#28 0x074b919e in QCoreApplication::notifyInternal (this=0x8137280, receiver=0x8b1e160, event=0xbfaf73ac) at kernel/qcoreapplication.cpp:787
#29 0x03981d15 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#30 QApplicationPrivate::sendMouseEvent (receiver=0x8b1e160, event=0xbfaf73ac, alienWidget=0x8b1e160, nativeWidget=0x8b12d70, buttonDown=0x42ebeb4, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#31 0x03a0e2c4 in QETWidget::translateMouseEvent (this=0x8b12d70, event=0xbfaf782c) at kernel/qapplication_x11.cpp:4568
#32 0x03a0ce4d in QApplication::x11ProcessEvent (this=0x8137280, event=0xbfaf782c) at kernel/qapplication_x11.cpp:3690
#33 0x03a3924c in x11EventSourceDispatch (s=0x814a318, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#34 0x01a6225f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#35 0x01a62990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#36 0x01a62c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#37 0x074e7ada in QEventDispatcherGlib::processEvents (this=0x80fd218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#38 0x03a38e3a in QGuiEventDispatcherGlib::processEvents (this=0x80fd218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x074b81dd in QEventLoop::processEvents (this=0xbfaf7b34, flags=...) at kernel/qeventloop.cpp:149
#40 0x074b8421 in QEventLoop::exec (this=0xbfaf7b34, flags=...) at kernel/qeventloop.cpp:201
#41 0x074bd19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#42 0x0397e8f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#43 0x08053dac in main (argc=) at ../../../../plasma/screensaver/shell/main.cpp:58

Possible duplicates by query: bug 289042, bug 288838, bug 287954, bug 287325, bug 287324.

Reported using DrKonqi