Version:            (using 4.0.1 (KDE 4.0.1), Debian packages)
OS:                Linux (i686) release 2.6.24

This sigsegv occurred while clicking around in the keyboard shortcuts menu.  I'm not sure exactly how to duplicate.

Thanks! C.

(no debugging symbols found)
Using host libthread_db library "/lib/i686/cmov/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 0xb647f6c0 (LWP 14123)]
[KCrash handler]
#6  QTreeModel::index (this=0x827a778, item=0xffffffff, column=0)
    at itemviews/qtreewidget.cpp:223
#7  0xb76ec2d6 in QTreeModel::parent (this=0x827a778, child=@0x8285aa4)
    at itemviews/qtreewidget.cpp:272
#8  0xb79ae149 in KShortcutsEditorDelegate::itemActivated (this=0x8285a98, 
    index=@0xbfe1a2f0) at /usr/include/qt4/QtCore/qabstractitemmodel.h:350
#9  0xb79ae6a6 in KShortcutsEditorDelegate::qt_metacall (this=0x8285a98, 
    _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfe1a7fc)
    at /build/buildd/kde4libs-4.0.1/obj-i486-linux-gnu/kdeui/kshortcutsdialog_p.moc:79
#10 0xb7eb0e0a in QMetaObject::activate (sender=0x82897d8, 
    from_signal_index=34, to_signal_index=34, argv=0xbfe1a7fc)
    at kernel/qobject.cpp:3087
#11 0xb7eb19c2 in QMetaObject::activate (sender=0x82897d8, m=0xb7809d84, 
    local_signal_index=3, argv=0xbfe1a7fc) at kernel/qobject.cpp:3149
#12 0xb7679bd3 in QAbstractItemView::activated (this=0x82897d8, 
    _t1=@0x82a9568) at .moc/debug-shared/moc_qabstractitemview.cpp:323
#13 0xb76c1c1c in QTreeView::mouseDoubleClickEvent (this=0x82897d8, 
    event=0xbfe1b10c) at itemviews/qtreeview.cpp:1631
#14 0xb7280e3d in QWidget::event (this=0x82897d8, event=0xbfe1b10c)
    at kernel/qwidget.cpp:6487
#15 0xb7579163 in QFrame::event (this=0x82897d8, e=0xbfe1b10c)
    at widgets/qframe.cpp:655
#16 0xb75ff18f in QAbstractScrollArea::viewportEvent (this=0x82897d8, 
    e=0x827a778) at widgets/qabstractscrollarea.cpp:924
#17 0xb7684e48 in QAbstractItemView::viewportEvent (this=0x82897d8, 
    event=0xbfe1b10c) at itemviews/qabstractitemview.cpp:1369
#18 0xb76bce63 in QTreeView::viewportEvent (this=0x82897d8, event=0xbfe1b10c)
    at itemviews/qtreeview.cpp:1203
#19 0xb7600385 in QAbstractScrollAreaFilter::eventFilter (this=0x828f8e0, 
    o=0x828f858, e=0xbfe1b10c) at widgets/qabstractscrollarea_p.h:93
#20 0xb72371d2 in QApplicationPrivate::notify_helper (this=0x80836c0, 
    receiver=0x828f858, e=0xbfe1b10c) at kernel/qapplication.cpp:3548
#21 0xb723b481 in QApplication::notify (this=0xbfe1b750, receiver=0x828f858, 
    e=0xbfe1b10c) at kernel/qapplication.cpp:3255
#22 0xb7a0f6cd in KApplication::notify (this=0xbfe1b750, receiver=0x828f858, 
    event=0xbfe1b10c)
    at /build/buildd/kde4libs-4.0.1/kdeui/kernel/kapplication.cpp:314
#23 0xb7e9dffb in QCoreApplication::notifyInternal (this=0xbfe1b750, 
    receiver=0x828f858, event=0xbfe1b10c) at kernel/qcoreapplication.cpp:530
#24 0xb72932ec in QETWidget::translateMouseEvent (this=0x828f858, 
    event=0xbfe1b4bc)
    at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:203
#25 0xb7292a0a in QApplication::x11ProcessEvent (this=0xbfe1b750, 
    event=0xbfe1b4bc) at kernel/qapplication_x11.cpp:2918
#26 0xb72b72f6 in x11EventSourceDispatch (s=0x8086570, callback=0, 
    user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:135
#27 0xb6dfa2b6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0xb6dfd643 in ?? () from /usr/lib/libglib-2.0.so.0
#29 0x08085c88 in ?? ()
#30 0x00000000 in ?? ()
#0  0xb7f2f410 in __kernel_vsyscall ()