Version:           2.1.3 (using KDE KDE 3.5.6)
Installed from:    Fedora RPMs
Compiler:          2.6.20-1.2944.fc6 
OS:                Linux

ktorrent works fine for few hours and then it crashes

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(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread -1208772912 (LWP 9630)]
[New Thread -1224959088 (LWP 9642)]
[New Thread -1214469232 (LWP 9641)]
[KCrash handler]
#6  0x001f997b in dht::ParseRsp () from /usr/lib/libktorrent-2.1.3.so
#7  0x001fa932 in dht::MakeRPCMsg () from /usr/lib/libktorrent-2.1.3.so
#8  0x001faaa2 in dht::RPCServer::readPacket ()
   from /usr/lib/libktorrent-2.1.3.so
#9  0x001fadc2 in dht::RPCServer::qt_invoke ()
   from /usr/lib/libktorrent-2.1.3.so
#10 0x05547bea in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#11 0x0554871d in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#12 0x05d352cc in KNetwork::KClientSocketBase::readyRead ()
   from /usr/lib/libkdecore.so.4
#13 0x05d35306 in KNetwork::KClientSocketBase::slotReadActivity ()
   from /usr/lib/libkdecore.so.4
#14 0x05d479e3 in KNetwork::KClientSocketBase::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#15 0x05d47a86 in KNetwork::KDatagramSocket::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#16 0x05547bea in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#17 0x055485c2 in QObject::activate_signal ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#18 0x058d4910 in QSocketNotifier::activated ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#19 0x055687d0 in QSocketNotifier::event ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#20 0x054dee6b in QApplication::internalNotify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#21 0x054e02e9 in QApplication::notify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#22 0x05ce61e2 in KApplication::notify () from /usr/lib/libkdecore.so.4
#23 0x054d2631 in QEventLoop::activateSocketNotifiers ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#24 0x054871c1 in QEventLoop::processEvents ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#25 0x054f83f0 in QEventLoop::enterLoop ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#26 0x054f82a6 in QEventLoop::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#27 0x054de97f in QApplication::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#28 0x0806f617 in QWidget::setUpdatesEnabled ()
#29 0x4b3c0f2c in __libc_start_main () from /lib/libc.so.6
#30 0x080627a1 in QWidget::setUpdatesEnabled ()