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 2.6.30.8-64.fc11.i586 i686

What I was doing when the application crashed:
Konsole crashed while I was using irssi and tried to split the window horizontally. I had 5 other tabbed windows open at the same time in Konsole.

 -- Backtrace:
Application: Konsole (konsole), signal: Segmentation fault
[KCrash Handler]
#6  0x07ddecd7 in Konsole::TerminalDisplay::paintFilters(QPainter&) () from /usr/lib/libkonsoleprivate.so
#7  0x07de0588 in Konsole::TerminalDisplay::paintEvent(QPaintEvent*) () from /usr/lib/libkonsoleprivate.so
#8  0x06e7895c in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#9  0x07dd6583 in Konsole::TerminalDisplay::event(QEvent*) () from /usr/lib/libkonsoleprivate.so
#10 0x06e23974 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#11 0x06e2b03a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#12 0x0787160a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#13 0x06389b0b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#14 0x06e809cd in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#15 0x06e811fd in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#16 0x06e805ba in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#17 0x06e811fd in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#18 0x06e805ba in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#19 0x06e811fd in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#20 0x06e81119 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#21 0x06e805ba in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#22 0x06e811fd in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#23 0x06e805ba in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#24 0x06e811fd in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) ()
   from /usr/lib/libQtGui.so.4
#25 0x06e805ba in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQtGui.so.4
#26 0x0700d668 in ?? () from /usr/lib/libQtGui.so.4
#27 0x06e71c26 in QWidgetPrivate::syncBackingStore() () from /usr/lib/libQtGui.so.4
#28 0x06e78d9d in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4
#29 0x07244127 in QMainWindow::event(QEvent*) () from /usr/lib/libQtGui.so.4
#30 0x079574bc in KMainWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#31 0x0799dd1f in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libkdeui.so.5
#32 0x06e23974 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#33 0x06e2b03a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#34 0x0787160a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#35 0x06389b0b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#36 0x0638a732 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#37 0x0638a8ed in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#38 0x063b49bf in ?? () from /usr/lib/libQtCore.so.4
#39 0x04d81308 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#40 0x04d849e0 in ?? () from /lib/libglib-2.0.so.0
#41 0x04d84b13 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#42 0x063b45ec in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#43 0x06ec2cb5 in ?? () from /usr/lib/libQtGui.so.4
#44 0x063880d9 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#45 0x0638852a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#46 0x0638a9af in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#47 0x06e237f7 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#48 0x006f3240 in kdemain () from /usr/lib/libkdeinit4_konsole.so
#49 0x080486db in _start ()

Reported using DrKonqi