Application that crashed: ktorrent
Version of the application: 3.2.4
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-15-generic i686
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
ktorrent just crashed while downloading several torrents it makes it sommetimes don t know why?? it begun yesterday night / the pc was running a fex days ago / it crashed 5 minutes after start / i restar the application but it crashed again


 -- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
[Current thread is 1 (Thread 0xb786a700 (LWP 3199))]

Thread 3 (Thread 0xb5415b70 (LWP 3205)):
#0  0x007d9422 in __kernel_vsyscall ()
#1  0x07a76ba6 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x00b4c236 in net::DownloadThread::waitForSocketReady (this=0x8470040, timeout=50) at ../../libbtcore/net/downloadthread.cpp:188
#3  0x00b4c309 in net::DownloadThread::update (this=0x8470040) at ../../libbtcore/net/downloadthread.cpp:53
#4  0x00b4cd38 in net::NetworkThread::run (this=0x8470040) at ../../libbtcore/net/networkthread.cpp:48
#5  0x07ce7e32 in QThreadPrivate::start (arg=0x8470040) at thread/qthread_unix.cpp:188
#6  0x05fee80e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7  0x07a847ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb4c14b70 (LWP 3206)):
#0  0x007d9422 in __kernel_vsyscall ()
#1  0x05ff2e15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x07a9178d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x07ce8e67 in QWaitConditionPrivate::wait (this=0x8470328, mutex=0x847032c, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0x8470328, mutex=0x847032c, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x00b4ba6d in net::UploadThread::update (this=0x84702f0) at ../../libbtcore/net/uploadthread.cpp:73
#6  0x00b4cd38 in net::NetworkThread::run (this=0x84702f0) at ../../libbtcore/net/networkthread.cpp:48
#7  0x07ce7e32 in QThreadPrivate::start (arg=0x84702f0) at thread/qthread_unix.cpp:188
#8  0x05fee80e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0x07a847ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb786a700 (LWP 3199)):
[KCrash Handler]
#6  0x07a2d006 in memcpy () from /lib/tls/i686/cmov/libc.so.6
#7  0xbff9afec in ?? ()
#8  0x00da57bb in QCA::Hash::update(char const*, int) () from /usr/lib/libqca.so.2
#9  0x00b37594 in bt::SHA1HashGen::update (this=0x91922a4, data=0xb4248000 "\023$h\345Y", len=16384) at ../../libbtcore/util/sha1hashgen.cpp:238
#10 0x00b6ceb8 in bt::ChunkDownload::updateHash (this=<value optimized out>) at ../../libbtcore/download/chunkdownload.cpp:562
#11 0x00b6dd30 in bt::ChunkDownload::piece (this=0x9192220, p=..., ok=@0xbff9b18f) at ../../libbtcore/download/chunkdownload.cpp:133
#12 0x00b748ff in bt::Downloader::pieceReceived (this=0x886f7a0, p=...) at ../../libbtcore/download/downloader.cpp:133
#13 0x00b5cb0f in bt::PeerManager::pieceReceived (this=0x8858a48, p=...) at ../../libbtcore/peer/peermanager.cpp:669
#14 0x00b5b49f in bt::Peer::packetReady (this=0x9316170, packet=0xb3f04028 "\a", len=16393) at ../../libbtcore/peer/peer.cpp:269
#15 0x00b64f16 in bt::PacketReader::update (this=0x8f76d78) at ../../libbtcore/peer/packetreader.cpp:131
#16 0x00b5b1d9 in bt::Peer::update (this=0x9316170) at ../../libbtcore/peer/peer.cpp:474
#17 0x00b5ef0e in bt::PeerManager::update (this=0x8858a48) at ../../libbtcore/peer/peermanager.cpp:117
#18 0x00b943be in bt::TorrentControl::update (this=0x8858e90) at ../../libbtcore/torrent/torrentcontrol.cpp:178
#19 0x0806d1e7 in kt::Core::update (this=0x85e7a58) at ../../ktorrent/core.cpp:877
#20 0x08072c1d in kt::Core::qt_metacall (this=0x85e7a58, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0xbff9b50c) at ./core.moc:148
#21 0x07dee263 in QMetaObject::activate (sender=0x85e7a6c, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#22 0x07deeec2 in QMetaObject::activate (sender=0x85e7a6c, m=0x7ec9904, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#23 0x07e28667 in QTimer::timeout (this=0x85e7a6c) at .moc/release-shared/moc_qtimer.cpp:128
#24 0x07df39ae in QTimer::timerEvent (this=0x85e7a6c, e=0xbff9b9a0) at kernel/qtimer.cpp:261
#25 0x07de83bf in QObject::event (this=0x85e7a6c, e=0xbff9b9a0) at kernel/qobject.cpp:1075
#26 0x01ac6f54 in QApplicationPrivate::notify_helper (this=0x849a1e8, receiver=0x85e7a6c, e=0xbff9b9a0) at kernel/qapplication.cpp:4056
#27 0x01ace67c in QApplication::notify (this=0xbff9bcf4, receiver=0x85e7a6c, e=0xbff9b9a0) at kernel/qapplication.cpp:3603
#28 0x00566bfa in KApplication::notify (this=0xbff9bcf4, receiver=0x85e7a6c, event=0xbff9b9a0) at ../../kdeui/kernel/kapplication.cpp:302
#29 0x07dd86cb in QCoreApplication::notifyInternal (this=0xbff9bcf4, receiver=0x85e7a6c, event=0xbff9b9a0) at kernel/qcoreapplication.cpp:610
#30 0x07e057ce in QCoreApplication::sendEvent (this=0x8493954) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#31 QTimerInfoList::activateTimers (this=0x8493954) at kernel/qeventdispatcher_unix.cpp:572
#32 0x07e030e0 in timerSourceDispatch (source=0x8493920) at kernel/qeventdispatcher_glib.cpp:165
#33 0x0116ee78 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#34 0x01172720 in ?? () from /lib/libglib-2.0.so.0
#35 0x01172853 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#36 0x07e0302c in QEventDispatcherGlib::processEvents (this=0x846dee8, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#37 0x01b67be5 in QGuiEventDispatcherGlib::processEvents (this=0x846dee8, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#38 0x07dd6c79 in QEventLoop::processEvents (this=0xbff9bc64, flags=) at kernel/qeventloop.cpp:149
#39 0x07dd70ca in QEventLoop::exec (this=0xbff9bc64, flags=...) at kernel/qeventloop.cpp:201
#40 0x07dd953f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#41 0x01ac6dd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#42 0x08065b98 in main (argc=5, argv=0xbff9c0b4) at ../../ktorrent/main.cpp:171

This bug may be a duplicate of or related to bug 209735

Reported using DrKonqi