The auto bug reporting seems broken so here's the report.

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.4 (4.7.4)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-16-generic x86_64
Distribution: Linux Mint 12 KDE

-- Information about the crash:
<In detail, tell us what you were doing  when the application crashed.>

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f602f9c87c0 (LWP 2431))]

Thread 4 (Thread 0x7f600b0cf700 (LWP 2432)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f600b0ce9f0 in ?? ()
#2  0x00007fffb8e287e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 0x7f6003fff700 (LWP 2433)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f6003ffe9f0 in ?? ()
#2  0x00007fffb8e287e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0x7f60013f4700 (LWP 2439)):
#0  __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:89
#1  0x00007f60235f1f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f60235f2792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6001ed2516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f60236172b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f602090a354 in ?? () from /usr/lib/libGL.so.1
#6  0x00007f60240feefc in start_thread (arg=0x7f60013f4700) at pthread_create.c:304
#7  0x00007f602f2b989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f602f9c87c0 (LWP 2431)):
[KCrash Handler]
#6  0x00007f5ff929e08f in Kickoff::MenuView::rowsInserted (this=0x2cfdbf0, parent=..., start=0, end=0) at ../../../../../plasma/desktop/applets/kickoff/simpleapplet/menuview.cpp:423
#7  0x00007f5ff929ecd4 in Kickoff::MenuView::qt_metacall (this=0x2cfdbf0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffb8e1a620) at ./menuview.moc:93
#8  0x00007f602c481eba in QMetaObject::activate (sender=0x1924750, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffb8e1a620) at kernel/qobject.cpp:3278
#9  0x00007f602c4ca8d4 in QAbstractItemModel::rowsInserted (this=<optimized out>, _t1=<optimized out>, _t2=0, _t3=0) at .moc/release-shared/moc_qabstractitemmodel.cpp:181
#10 0x00007f602c46922e in QAbstractItemModel::endInsertRows (this=0x1924750) at kernel/qabstractitemmodel.cpp:2412
#11 0x00007f602bdbba03 in QStandardItemModelPrivate::rowsInserted (this=0x135a230, parent=<optimized out>, row=<optimized out>, count=1) at itemviews/qstandarditemmodel.cpp:558
#12 0x00007f602bdbbc64 in QStandardItemPrivate::insertRows (this=0x161f4d0, row=0, count=1, items=...) at itemviews/qstandarditemmodel.cpp:433
#13 0x00007f60146d0c32 in appendRow (aitem=0x2372d70, this=0x1924750) at /usr/include/qt4/QtGui/qstandarditemmodel.h:435
#14 init (this=<optimized out>) at ../../../../../plasma/desktop/applets/kickoff/core/favoritesmodel.cpp:50
#15 Kickoff::FavoritesModel::setNameDisplayOrder (this=<optimized out>, displayOrder=<optimized out>) at ../../../../../plasma/desktop/applets/kickoff/core/favoritesmodel.cpp:339
#16 0x00007f601491708d in Kickoff::Launcher::setShowAppsByName (this=0x2815b40, showAppsByName=true) at ../../../../../plasma/desktop/applets/kickoff/ui/launcher.cpp:682
#17 0x00007f6014917355 in Kickoff::Launcher::setApplet (this=0x2815b40, applet=0x2547450) at ../../../../../plasma/desktop/applets/kickoff/ui/launcher.cpp:719
#18 0x00007f6014924244 in LauncherApplet::configChanged (this=0x2547450) at ../../../../../plasma/desktop/applets/kickoff/applet/applet.cpp:198
#19 0x00007f6014924fa2 in LauncherApplet::saveConfigurationFromSimpleLauncher (this=0x2547450, configGroup=..., globalConfigGroup=...) at ../../../../../plasma/desktop/applets/kickoff/applet/applet.cpp:248
#20 0x00007f6014925666 in LauncherApplet::qt_metacall (this=0x2547450, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffb8e1ac70) at ./applet.moc:87
#21 0x00007f602c4764ae in QMetaMethod::invoke (this=0x7fffb8e1ae50, object=0x2547450, connectionType=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1597
#22 0x00007f602c478690 in QMetaObject::invokeMethod (obj=0x2547450, member=<optimized out>, type=Qt::DirectConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1151
#23 0x00007f5ff92a2930 in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::DirectConnection, member=0x7f5ff92adaf8 "saveConfigurationFromSimpleLauncher", obj=0x2547450) at /usr/include/qt4/QtCore/qobjectdefs.h:410
#24 MenuLauncherApplet::switchMenuStyle (this=0xdd2eb0) at ../../../../../plasma/desktop/applets/kickoff/simpleapplet/simpleapplet.cpp:385
#25 0x00007f5ff92aa5a4 in MenuLauncherApplet::qt_metacall (this=0xdd2eb0, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffb8e1b3d0) at ./simpleapplet.moc:131
#26 0x00007f602c481eba in QMetaObject::activate (sender=0x26a0130, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffb8e1b3d0) at kernel/qobject.cpp:3278
#27 0x00007f602b817bb2 in QAction::triggered (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qaction.cpp:263
#28 0x00007f602b817d9f in QAction::activate (this=0x26a0130, event=<optimized out>) at kernel/qaction.cpp:1257
#29 0x00007f602bc526c9 in QMenuPrivate::activateCausedStack (this=0x2546d10, causedStack=..., action=0x26a0130, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1005
#30 0x00007f602bc58312 in QMenuPrivate::activateAction (this=0x2546d10, action=0x26a0130, action_e=QAction::Trigger, self=true) at widgets/qmenu.cpp:1097
#31 0x00007f602d1df0d0 in KMenu::mouseReleaseEvent (this=0x7fffb8e1ca40, e=0x7fffb8e1bde0) at ../../kdeui/widgets/kmenu.cpp:464
#32 0x00007f602b86ecea in QWidget::event (this=0x7fffb8e1ca40, event=0x7fffb8e1bde0) at kernel/qwidget.cpp:8295
#33 0x00007f602bc598bb in QMenu::event (this=0x7fffb8e1ca40, e=0x7fffb8e1bde0) at widgets/qmenu.cpp:2405
#34 0x00007f602b81e474 in notify_helper (e=0x7fffb8e1bde0, receiver=0x7fffb8e1ca40, this=0xc424d0) at kernel/qapplication.cpp:4486
#35 QApplicationPrivate::notify_helper (this=0xc424d0, receiver=0x7fffb8e1ca40, e=0x7fffb8e1bde0) at kernel/qapplication.cpp:4458
#36 0x00007f602b823cbb in QApplication::notify (this=<optimized out>, receiver=0x7fffb8e1ca40, e=0x7fffb8e1bde0) at kernel/qapplication.cpp:4047
#37 0x00007f602d11d466 in KApplication::notify (this=0xc35800, receiver=0x7fffb8e1ca40, event=0x7fffb8e1bde0) at ../../kdeui/kernel/kapplication.cpp:311
#38 0x00007f602c46eafc in QCoreApplication::notifyInternal (this=0xc35800, receiver=0x7fffb8e1ca40, event=0x7fffb8e1bde0) at kernel/qcoreapplication.cpp:787
#39 0x00007f602b81f442 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#40 QApplicationPrivate::sendMouseEvent (receiver=0x7fffb8e1ca40, event=0x7fffb8e1bde0, alienWidget=0x0, nativeWidget=0x7fffb8e1ca40, buttonDown=0x0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#41 0x00007f602b89f091 in QETWidget::translateMouseEvent (this=0x7fffb8e1ca40, event=<optimized out>) at kernel/qapplication_x11.cpp:4505
#42 0x00007f602b89d94e in QApplication::x11ProcessEvent (this=0xc35800, event=0x7fffb8e1c600) at kernel/qapplication_x11.cpp:3693
#43 0x00007f602b8c64a2 in x11EventSourceDispatch (s=0xc83350, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#44 0x00007f60235f1a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f60235f2258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f60235f2429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f602c499ed6 in QEventDispatcherGlib::processEvents (this=0xb87f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#48 0x00007f602b8c610e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#49 0x00007f602c46dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#50 0x00007f602c46def7 in QEventLoop::exec (this=0x7fffb8e1c9d0, flags=...) at kernel/qeventloop.cpp:201
#51 0x00007f602bc557d1 in QMenu::exec (this=<optimized out>, p=..., action=0x0) at widgets/qmenu.cpp:2049
#52 0x00007f602edcec1f in contextMenuEvent (event=0x7fffb8e1d090, this=<optimized out>) at ../../plasma/containment.cpp:663
#53 Plasma::Containment::contextMenuEvent (this=<optimized out>, event=0x7fffb8e1d090) at ../../plasma/containment.cpp:618
#54 0x00007f602bde5875 in QGraphicsItem::sceneEvent (this=0xe62110, event=0x7fffb8e1d090) at graphicsview/qgraphicsitem.cpp:6700
#55 0x00007f602be0d81e in QGraphicsScene::contextMenuEvent (this=<optimized out>, contextMenuEvent=0x7fffb8e1d090) at graphicsview/qgraphicsscene.cpp:3609
#56 0x00007f602be1c8f4 in QGraphicsScene::event (this=0xe270b0, event=0x7fffb8e1d090) at graphicsview/qgraphicsscene.cpp:3407
#57 0x00007f602b81e474 in notify_helper (e=0x7fffb8e1d090, receiver=0xe270b0, this=0xc424d0) at kernel/qapplication.cpp:4486
#58 QApplicationPrivate::notify_helper (this=0xc424d0, receiver=0xe270b0, e=0x7fffb8e1d090) at kernel/qapplication.cpp:4458
#59 0x00007f602b8232e1 in QApplication::notify (this=0xc35800, receiver=0xe270b0, e=0x7fffb8e1d090) at kernel/qapplication.cpp:4365
#60 0x00007f602d11d466 in KApplication::notify (this=0xc35800, receiver=0xe270b0, event=0x7fffb8e1d090) at ../../kdeui/kernel/kapplication.cpp:311
#61 0x00007f602c46eafc in QCoreApplication::notifyInternal (this=0xc35800, receiver=0xe270b0, event=0x7fffb8e1d090) at kernel/qcoreapplication.cpp:787
#62 0x00007f602be325bb in sendEvent (event=0x7fffb8e1d090, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#63 QGraphicsView::contextMenuEvent (this=0x163bb90, event=0x7fffb8e1d7a0) at graphicsview/qgraphicsview.cpp:2890
#64 0x00007f602b86ea50 in QWidget::event (this=0x163bb90, event=0x7fffb8e1d7a0) at kernel/qwidget.cpp:8462
#65 0x00007f602bc175b6 in QFrame::event (this=0x163bb90, e=0x7fffb8e1d7a0) at widgets/qframe.cpp:557
#66 0x00007f602be3adfb in QGraphicsView::viewportEvent (this=0x163bb90, event=0x7fffb8e1d7a0) at graphicsview/qgraphicsview.cpp:2864
#67 0x00007f602c46ec88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x1620a80, event=0x7fffb8e1d7a0) at kernel/qcoreapplication.cpp:902
#68 0x00007f602b81e43f in notify_helper (e=0x7fffb8e1d7a0, receiver=0x1620a80, this=0xc424d0) at kernel/qapplication.cpp:4482
#69 QApplicationPrivate::notify_helper (this=0xc424d0, receiver=0x1620a80, e=0x7fffb8e1d7a0) at kernel/qapplication.cpp:4458
#70 0x00007f602b8237c9 in QApplication::notify (this=<optimized out>, receiver=0x1620a80, e=0x7fffb8e1d7a0) at kernel/qapplication.cpp:4126
#71 0x00007f602d11d466 in KApplication::notify (this=0xc35800, receiver=0x1620a80, event=0x7fffb8e1d7a0) at ../../kdeui/kernel/kapplication.cpp:311
#72 0x00007f602c46eafc in QCoreApplication::notifyInternal (this=0xc35800, receiver=0x1620a80, event=0x7fffb8e1d7a0) at kernel/qcoreapplication.cpp:787
#73 0x00007f602b89ea3a in sendSpontaneousEvent (event=0x7fffb8e1d7a0, receiver=0x1620a80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#74 QETWidget::translateMouseEvent (this=0x163bb90, event=<optimized out>) at kernel/qapplication_x11.cpp:4576
#75 0x00007f602b89d94e in QApplication::x11ProcessEvent (this=0xc35800, event=0x7fffb8e1df90) at kernel/qapplication_x11.cpp:3693
#76 0x00007f602b8c64a2 in x11EventSourceDispatch (s=0xc83350, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#77 0x00007f60235f1a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#78 0x00007f60235f2258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#79 0x00007f60235f2429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#80 0x00007f602c499ed6 in QEventDispatcherGlib::processEvents (this=0xb87f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#81 0x00007f602b8c610e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#82 0x00007f602c46dcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#83 0x00007f602c46def7 in QEventLoop::exec (this=0x7fffb8e1e360, flags=...) at kernel/qeventloop.cpp:201
#84 0x00007f602c472789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#85 0x00007f602f5b81a3 in kdemain (argc=1, argv=0x7fffb8e1e748) at ../../../../plasma/desktop/shell/main.cpp:120
#86 0x00007f602f1f930d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffb8e1e748, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb8e1e738) at libc-start.c:226
#87 0x0000000000400671 in _start ()