gdb) bt
#0  0xb6092bd4 in _int_free () from /lib/libc.so.6
#1  0xb60930f4 in free () from /lib/libc.so.6
#2  0xb622fee1 in operator delete () from /usr/lib/libstdc++.so.6
#3  0xb6758eb5 in QGuardedPtrPrivate::~QGuardedPtrPrivate ()
   from /opt/qt/lib/libqt-mt.so.3
#4  0xb67a949e in QSignal::activate () from /opt/qt/lib/libqt-mt.so.3
#5  0xb67b0df3 in QSingleShotTimer::event () from /opt/qt/lib/libqt-mt.so.3
#6  0xb672d6a1 in QApplication::internalNotify () from /opt/qt/lib/libqt-mt.so.3
#7  0xb672e09f in QApplication::notify () from /opt/qt/lib/libqt-mt.so.3
#8  0xb6e3625e in KApplication::notify () from /opt/kde/lib/libkdecore.so.4
#9  0xb6722598 in QEventLoop::activateTimers () from /opt/qt/lib/libqt-mt.so.3
#10 0xb66db441 in QEventLoop::processEvents () from /opt/qt/lib/libqt-mt.so.3
#11 0xb67441b9 in QEventLoop::enterLoop () from /opt/qt/lib/libqt-mt.so.3
#12 0xb67440b6 in QEventLoop::exec () from /opt/qt/lib/libqt-mt.so.3
#13 0xb672d0bf in QApplication::exec () from /opt/qt/lib/libqt-mt.so.3
#14 0x0804d97e in main (argc=1, argv=0xbfc1bb24)
    at /home/sander/downloads/multimedia/amarok/src/main.cpp:107