Version:           2.1 (using KDE KDE 3.5.6)
Installed from:    Ubuntu Packages
OS:                Linux

KDE 3.5.6 KTorrent 2.1

Plugins: infowidgetplugin ipfilterplugin logviewerplugin parfileimportplugin.  The crash has occurred without the logviewerplugin.

Downloading about 4 torrents simultaneously.
ktorrent can stay up for as little as 10 minutes to 2 hours before a crash occurs.
 
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Using host libthread_db library "/lib/libthread_db.so.1".
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[Thread debugging using libthread_db enabled]
[New Thread 47217168644096 (LWP 5620)]
[New Thread 1082132800 (LWP 5666)]
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[KCrash handler]
#5  0x00002af19371cc1e in dht::ParseRsp () from /usr/lib/libktorrent-2.1.so
#6  0x00002af19371d86b in dht::MakeRPCMsg () from /usr/lib/libktorrent-2.1.so
#7  0x00002af193714399 in dht::RPCServer::readPacket ()
   from /usr/lib/libktorrent-2.1.so
#8  0x00002af19371463d in dht::RPCServer::qt_invoke ()
   from /usr/lib/libktorrent-2.1.so
#9  0x00002af1962d9ce2 in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#10 0x00002af1962da87c in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#11 0x00002af195041faf in KNetwork::KClientSocketBase::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#12 0x00002af19504204b in KNetwork::KDatagramSocket::qt_invoke ()
   from /usr/lib/libkdecore.so.4
#13 0x00002af1962d9ce2 in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#14 0x00002af1962da6d3 in QObject::activate_signal ()
   from /usr/lib/libqt-mt.so.3
#15 0x00002af196648a20 in QSocketNotifier::activated ()
   from /usr/lib/libqt-mt.so.3
#16 0x00002af1962fb640 in QSocketNotifier::event ()
   from /usr/lib/libqt-mt.so.3
#17 0x00002af1962751d6 in QApplication::internalNotify ()
   from /usr/lib/libqt-mt.so.3
#18 0x00002af196276f65 in QApplication::notify () from /usr/lib/libqt-mt.so.3
#19 0x00002af194ff77a8 in KApplication::notify ()
   from /usr/lib/libkdecore.so.4
#20 0x00002af196207cc2 in QApplication::sendEvent ()
   from /usr/lib/libqt-mt.so.3
#21 0x00002af196267def in QEventLoop::activateSocketNotifiers ()
   from /usr/lib/libqt-mt.so.3
#22 0x00002af19621c3d0 in QEventLoop::processEvents ()
   from /usr/lib/libqt-mt.so.3
#23 0x00002af19628e70b in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#24 0x00002af19628e513 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#25 0x00002af196276c9c in QApplication::exec () from /usr/lib/libqt-mt.so.3
#26 0x0000000000424dc8 in ?? ()
#27 0x00002af199da08e4 in __libc_start_main () from /lib/libc.so.6
#28 0x0000000000424a09 in ?? ()
#29 0x00007fff17ba8c98 in ?? ()
#30 0x0000000000000000 in ?? ()