Application that crashed: konsole
Version of the application: 2.3.2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-19-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
I splitted konsole and had 3 tabs open, then I wanted to change tab in the lower buffer and konsole crashed

 -- Backtrace:
Application: Konsole (kdeinit4), signal: Segmentation fault
[KCrash Handler]
#6  0x01659757 in Konsole::TerminalDisplay::paintFilters(QPainter&) () from /usr/lib/libkonsoleprivate.so
#7  0x0165b028 in Konsole::TerminalDisplay::paintEvent(QPaintEvent*) () from /usr/lib/libkonsoleprivate.so
#8  0x08e08dd4 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x01651043 in Konsole::TerminalDisplay::event(QEvent*) () from /usr/lib/libkonsoleprivate.so
#10 0x08db3f54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#11 0x08dbb5ca in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x00ee1bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#13 0x0024f6cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#14 0x08e10e25 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#15 0x08f9f233 in ?? () from /usr/lib/libQtGui.so.4
#16 0x08e02116 in QWidgetPrivate::syncBackingStore() () from /usr/lib/libQtGui.so.4
#17 0x08e09215 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#18 0x091d6297 in QMainWindow::event(QEvent*) () from /usr/lib/libQtGui.so.4
#19 0x00fc7dc4 in KMainWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#20 0x0100e30f in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#21 0x08db3f54 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#22 0x08dbb5ca in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#23 0x00ee1bfa in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#24 0x0024f6cb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#25 0x002502b2 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#26 0x0025047d in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#27 0x0027a3ff in ?? () from /usr/lib/libQtCore.so.4
#28 0x00c33e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#29 0x00c37730 in ?? () from /lib/libglib-2.0.so.0
#30 0x00c37863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#31 0x0027a02c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#32 0x08e54be5 in ?? () from /usr/lib/libQtGui.so.4
#33 0x0024dc79 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x0024e0ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#35 0x0025053f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#36 0x08db3dd7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#37 0x0815f8d0 in kdemain () from /usr/lib/libkdeinit4_konsole.so
#38 0x0804dde1 in _start ()

Reported using DrKonqi