Program received signal SIGILL, Illegal instruction.
0x4051e1d0 in QTouchEvent::TouchPoint::screenPos() const () from /usr/lib/libQtGui.so.4
(gdb) bt
#0  0x4051e1d0 in QTouchEvent::TouchPoint::screenPos() const () from /usr/lib/libQtGui.so.4
#1  0x0005b8b0 in ?? ()
#2  0x0005bba4 in ?? ()
#3  0x4050ec3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#4  0x40512a0a in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#5  0xbee48ac4 in ?? ()
#6  0xbee48ac4 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)