Application that crashed: konsole
Version of the application: 2.3
KDE Version: 4.3.1 (KDE 4.3.1)
Qt Version: 4.5.2
Operating System: Linux 2.6.30-1-686 i686
Distribution: Debian GNU/Linux testing (squeeze)

What I was doing when the application crashed:
Using konsole with 'su -', simply crashed, seemingly without reason.

 -- Backtrace:
Application: Konsole (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  0xb392d804 in Konsole::TerminalDisplay::paintFilters(QPainter&) () from /usr/lib/libkonsoleprivate.so
#7  0xb392f05c in Konsole::TerminalDisplay::paintEvent(QPaintEvent*) () from /usr/lib/libkonsoleprivate.so
#8  0xb6bb1556 in QWidget::event (this=0x8dc7348, event=0xbf8c92c4) at kernel/qwidget.cpp:7687
#9  0xb3925c20 in Konsole::TerminalDisplay::event(QEvent*) () from /usr/lib/libkonsoleprivate.so
#10 0xb6b5b814 in QApplicationPrivate::notify_helper (this=0x8be86d0, receiver=0x8dc7348, e=0xbf8c92c4) at kernel/qapplication.cpp:4056
#11 0xb6b63a52 in QApplication::notify (this=0xbf8cb9b4, receiver=0x8dc7348, e=0xbf8c92c4) at kernel/qapplication.cpp:4021
#12 0xb75a44ad in KApplication::notify (this=0xbf8cb9b4, receiver=0x8dc7348, event=0xbf8c92c4) at ../../kdeui/kernel/kapplication.cpp:302
#13 0xb7eb39cb in QCoreApplication::notifyInternal (this=0xbf8cb9b4, receiver=0x8dc7348, event=0xbf8c92c4) at kernel/qcoreapplication.cpp:610
#14 0xb6b6675e in QCoreApplication::sendSpontaneousEvent (receiver=0x8dc7348, event=0x9350f80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:216
#15 0xb6bb91f9 in QWidgetPrivate::drawWidget (this=0x8dc7658, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5079
#16 0xb6bb998e in QWidgetPrivate::paintSiblingsRecursive (this=0x8ccd4c0, pdev=0x8c561dc, siblings=..., index=1, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8)
    at kernel/qwidget.cpp:5189
#17 0xb6bb8dea in QWidgetPrivate::drawWidget (this=0x8ccd4c0, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5128
#18 0xb6bb998e in QWidgetPrivate::paintSiblingsRecursive (this=0x8ccce28, pdev=0x8c561dc, siblings=..., index=5, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8)
    at kernel/qwidget.cpp:5189
#19 0xb6bb8dea in QWidgetPrivate::drawWidget (this=0x8ccce28, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5128
#20 0xb6bb998e in QWidgetPrivate::paintSiblingsRecursive (this=0x8c78c40, pdev=0x8c561dc, siblings=..., index=0, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8)
    at kernel/qwidget.cpp:5189
#21 0xb6bb8dea in QWidgetPrivate::drawWidget (this=0x8c78c40, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5128
#22 0xb6bb998e in QWidgetPrivate::paintSiblingsRecursive (this=0x8c74598, pdev=0x8c561dc, siblings=..., index=1, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8)
    at kernel/qwidget.cpp:5189
#23 0xb6bb8dea in QWidgetPrivate::drawWidget (this=0x8c74598, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5128
#24 0xb6bb998e in QWidgetPrivate::paintSiblingsRecursive (this=0x8be79f0, pdev=0x8c561dc, siblings=..., index=10, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8)
    at kernel/qwidget.cpp:5189
#25 0xb6bb8dea in QWidgetPrivate::drawWidget (this=0x8be79f0, pdev=0x8c561dc, rgn=..., offset=..., flags=4, sharedPainter=0x0, backingStore=0x8c89ec8) at kernel/qwidget.cpp:5128
#26 0xb6d458c5 in QWidgetBackingStore::sync (this=0x8c89ec8) at painting/qbackingstore.cpp:1269
#27 0xb6ba9966 in QWidgetPrivate::syncBackingStore (this=0x8be79f0) at kernel/qwidget.cpp:1603
#28 0xb6bc2ab6 in QETWidget::translateConfigEvent (this=0x8be8330, event=0xbf8cb6cc) at kernel/qapplication_x11.cpp:5275
#29 0xb6bd06ab in QApplication::x11ProcessEvent (this=0xbf8cb9b4, event=0xbf8cb6cc) at kernel/qapplication_x11.cpp:3455
#30 0xb6bfb892 in x11EventSourceDispatch (s=0x8beb768, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#31 0xb67294b8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#32 0xb672ca13 in ?? () from /usr/lib/libglib-2.0.so.0
#33 0xb672cb98 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#34 0xb7ede858 in QEventDispatcherGlib::processEvents (this=0x8be7540, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#35 0xb6bfafd5 in QGuiEventDispatcherGlib::processEvents (this=0x8be7540, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#36 0xb7eb201a in QEventLoop::processEvents (this=0xbf8cb930, flags=...) at kernel/qeventloop.cpp:149
#37 0xb7eb2462 in QEventLoop::exec (this=0xbf8cb930, flags=...) at kernel/qeventloop.cpp:201
#38 0xb7eb48b9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#39 0xb6b5b697 in QApplication::exec () at kernel/qapplication.cpp:3525
#40 0xb5a9443c in kdemain () from /usr/lib/libkdeinit4_konsole.so
#41 0x0804e291 in launch (argc=1, _name=0x8b9cbe4 "/usr/bin/konsole", args=0x8b9cbf5 "\1", cwd=0x0, envc=1, envs=0x8b9cbf9 "DISPLAY=:0.0", reset_env=false, tty=0x0, avoid_loops=false, 
    startup_id_str=0x8b9cc0a "greatwhite;1253906990;252898;4237_TIME6890207") at ../../kinit/kinit.cpp:677
#42 0x0804ea15 in handle_launcher_request (sock=8, who=<value optimized out>) at ../../kinit/kinit.cpp:1169
#43 0x0804ef3f in handle_requests (waitForPid=0) at ../../kinit/kinit.cpp:1362
#44 0x0804f6c9 in main (argc=2, argv=0xbf8cc1b4, envp=0xbf8cc1c0) at ../../kinit/kinit.cpp:1793

This bug may be a duplicate of or related to bug 207318

Reported using DrKonqi