Application that crashed: knetworkmanager
Version of the application: v0.9
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-14-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
KNetworkManager crashed when calling "sudo service network-manager restart". Crashed 2 out of 2 tries.

 -- Backtrace:
Application: KNetworkManager (knetworkmanager), signal: Segmentation fault
The current source language is "auto; currently c".
[KCrash Handler]
#5  QBasicAtomicInt::ref (this=0x1cad4c0) at /usr/include/qt4/QtCore/qatomic_x86_64.h:121
#6  QString (this=0x1cad4c0) at /usr/include/qt4/QtCore/qstring.h:712
#7  Knm::Activatable::deviceUni (this=0x1cad4c0) at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/internals/activatable.cpp:51
#8  0x00007f3e1af1a193 in compareDevices (first=<value optimized out>, second=0x1cad4c0) at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/sortedactivatablelist.cpp:264
#9  0x00007f3e1af1a2b3 in activatableLessThan (first=0x7fffeccbc9b0, second=0x1cad4c0) at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/sortedactivatablelist.cpp:173
#10 0x00007f3e1af1a50e in qSortHelper<QList<Knm::Activatable*>::iterator, Knm::Activatable*, bool (*)(Knm::Activatable const*, Knm::Activatable const*)> (start=)
    at /usr/include/qt4/QtCore/qalgorithms.h:379
#11 0x00007f3e1af1a72c in qSort<QList<Knm::Activatable*>::iterator, bool (*)(Knm::Activatable const*, Knm::Activatable const*)> (this=0x1c49a00, activatable=<value optimized out>)
    at /usr/include/qt4/QtCore/qalgorithms.h:204
#12 SortedActivatableList::handleAdd (this=0x1c49a00, activatable=<value optimized out>) at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/sortedactivatablelist.cpp:100
#13 0x00007f3e1af0a06b in ActivatableList::addActivatableInternal (this=0x1c4daa0, activatable=0x1cc59c0)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/activatablelist.cpp:94
#14 0x00007f3e1af0b0d0 in NetworkInterfaceActivatableProvider::maintainActivatableForUnconfigured (this=0x1ca8290)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/networkinterfaceactivatableprovider.cpp:93
#15 0x00007f3e1af0b87a in NetworkInterfaceActivatableProvider::handleRemove (this=<value optimized out>, removedConnection=0x1cad620)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/networkinterfaceactivatableprovider.cpp:202
#16 0x00007f3e1af05ed6 in ConnectionList::removeConnection (this=<value optimized out>, connection=0x1cad620)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/libs/service/connectionlist.cpp:136
#17 0x00007f3e1ace2cda in NMDBusSettingsConnectionProvider::onRemoteConnectionRemoved (this=<value optimized out>)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/backends/NetworkManager/nmdbussettingsconnectionprovider.cpp:130
#18 0x00007f3e1acb118c in NMDBusSettingsConnectionProvider::qt_metacall (this=0x1ca0dc0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffeccbcea0)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/obj-x86_64-linux-gnu/backends/NetworkManager/moc_nmdbussettingsconnectionprovider.cpp:76
#19 0x00007f3e1996addc in QMetaObject::activate (sender=0x1c51f80, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x1c9f49a) at kernel/qobject.cpp:3113
#20 0x00007f3e1acb1885 in OrgFreedesktopNetworkManagerSettingsConnectionInterface::qt_metacall (this=0x1c51f80, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffeccbd260)
    at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/obj-x86_64-linux-gnu/backends/NetworkManager/moc_nm-exported-connectioninterface.cpp:77
#21 0x00007f3e19c6cad4 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:891
#22 0x00007f3e19c73def in QDBusCallDeliveryEvent::placeMetaCall(QObject*) () from /usr/lib/libQtDBus.so.4
#23 0x00007f3e199650f9 in QObject::event (this=0x1c51f80, e=0x1e0fac0) at kernel/qobject.cpp:1111
#24 0x00007f3e1a059efc in QApplicationPrivate::notify_helper (this=0x1b78250, receiver=0x1c51f80, e=0x1e0fac0) at kernel/qapplication.cpp:4056
#25 0x00007f3e1a0611ce in QApplication::notify (this=0x7fffeccbdc00, receiver=0x1c51f80, e=0x1e0fac0) at kernel/qapplication.cpp:4021
#26 0x00007f3e1b7a4ab6 in KApplication::notify (this=0x7fffeccbdc00, receiver=0x1c51f80, event=0x1e0fac0) at ../../kdeui/kernel/kapplication.cpp:302
#27 0x00007f3e19955c2c in QCoreApplication::notifyInternal (this=0x7fffeccbdc00, receiver=0x1c51f80, event=0x1e0fac0) at kernel/qcoreapplication.cpp:610
#28 0x00007f3e1995680a in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1b504d0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#29 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1b504d0) at kernel/qcoreapplication.cpp:1247
#30 0x00007f3e1997e533 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#31 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:210
#32 0x00007f3e158d5bbe in g_main_dispatch (context=0x1b7a920) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:1960
#33 IA__g_main_context_dispatch (context=0x1b7a920) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2513
#34 0x00007f3e158d9588 in g_main_context_iterate (context=0x1b7a920, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2591
#35 0x00007f3e158d96b0 in IA__g_main_context_iteration (context=0x1b7a920, may_block=1) at /build/buildd/glib2.0-2.22.2/glib/gmain.c:2654
#36 0x00007f3e1997e1a6 in QEventDispatcherGlib::processEvents (this=0x1b4fd20, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#37 0x00007f3e1a0ee4be in QGuiEventDispatcherGlib::processEvents (this=0x7fffeccbc9b0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#38 0x00007f3e19954532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#39 0x00007f3e19954904 in QEventLoop::exec (this=0x7fffeccbdb50, flags=) at kernel/qeventloop.cpp:201
#40 0x00007f3e19956ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#41 0x000000000040d12f in main (argc=<value optimized out>, argv=<value optimized out>) at /build/buildd/plasma-widget-networkmanagement-0.9~svn1029786+ag1/monolithic/main.cpp:45

This bug may be a duplicate of or related to bug 212443

Reported using DrKonqi