Application that crashed: ktorrent
Version of the application: 4.0beta2
KDE Version: 4.3.2 (KDE 4.3.2)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-20-generic i686
Distribution: Ubuntu 9.10

 -- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7741700 (LWP 9551))]

Thread 6 (Thread 0xb57ffb70 (LWP 9555)):
#0  0x006ff422 in __kernel_vsyscall ()
#1  0x07880a71 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0x00f51eea in dht::RPCServerThread::run (this=0x9c31330) at /tmp/ktorrent-4.0beta2/libbtcore/dht/rpcserver.cpp:107
#3  0x06a9de32 in QThreadPrivate::start (arg=0x9c31330) at thread/qthread_unix.cpp:188
#4  0x0080880e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#5  0x078878de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 5 (Thread 0xb304ab70 (LWP 9578)):
#0  0x006ff422 in __kernel_vsyscall ()
#1  0x0080ce15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x0789487d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x06a9ee67 in QWaitConditionPrivate::wait (this=0x9c3d4d8, mutex=0x9c3d4d4, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0x9c3d4d8, mutex=0x9c3d4d4, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x00420922 in QHostInfoAgent::run (this=0x9c3d4c8) at kernel/qhostinfo.cpp:260
#6  0x06a9de32 in QThreadPrivate::start (arg=0x9c3d4c8) at thread/qthread_unix.cpp:188
#7  0x0080880e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#8  0x078878de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 4 (Thread 0xb61eeb70 (LWP 9580)):
#0  0x006ff422 in __kernel_vsyscall ()
#1  0x0080ce15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x0789487d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x06a9d4d2 in QMutexPrivate::wait (this=0x99fef38, timeout=-1) at thread/qmutex_unix.cpp:80
#4  0x06a98b82 in QMutex::lock (this=0x81138b4) at thread/qmutex.cpp:169
#5  0x00ee7eb0 in net::SocketMonitor::lock (this=0x81138b0) at /tmp/ktorrent-4.0beta2/libbtcore/net/socketmonitor.cpp:82
#6  0x00ee96e5 in net::DownloadThread::update (this=0x99fefa0) at /tmp/ktorrent-4.0beta2/libbtcore/net/downloadthread.cpp:51
#7  0x00eea178 in net::NetworkThread::run (this=0x99fefa0) at /tmp/ktorrent-4.0beta2/libbtcore/net/networkthread.cpp:48
#8  0x06a9de32 in QThreadPrivate::start (arg=0x99fefa0) at thread/qthread_unix.cpp:188
#9  0x0080880e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0x078878de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 3 (Thread 0xb2849b70 (LWP 9581)):
#0  0x06a9889f in QBasicAtomicInt::testAndSetOrdered (this=0xb44f2960) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:144
#1  QBasicAtomicInt::testAndSetRelease (this=0xb44f2960) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:271
#2  QMutex::unlock (this=0xb44f2960) at thread/qmutex.cpp:378
#3  0x00f04e02 in QMutexLocker::unlock (this=0xb44f2938) at /usr/include/qt4/QtCore/qmutex.h:111
#4  ~QMutexLocker (this=0xb44f2938) at /usr/include/qt4/QtCore/qmutex.h:104
#5  bt::PacketWriter::getNumPacketsToWrite (this=0xb44f2938) at /tmp/ktorrent-4.0beta2/libbtcore/peer/packetwriter.cpp:308
#6  0x00f04e21 in bt::PacketWriter::hasBytesToWrite (this=0xb44f2938) at /tmp/ktorrent-4.0beta2/libbtcore/peer/packetwriter.cpp:286
#7  0x00eeff9a in mse::StreamSocket::hasBytesToWrite (this=0xb0d8a770) at /tmp/ktorrent-4.0beta2/libbtcore/mse/streamsocket.cpp:309
#8  0x00ee8fb6 in net::BufferedSocket::bytesReadyToWrite (this=0x99ff388) at /tmp/ktorrent-4.0beta2/libbtcore/net/bufferedsocket.h:118
#9  net::UploadThread::waitForSocketsReady (this=0x99ff388) at /tmp/ktorrent-4.0beta2/libbtcore/net/uploadthread.cpp:121
#10 0x00ee90bf in net::UploadThread::update (this=0x99ff388) at /tmp/ktorrent-4.0beta2/libbtcore/net/uploadthread.cpp:44
#11 0x00eea178 in net::NetworkThread::run (this=0x99ff388) at /tmp/ktorrent-4.0beta2/libbtcore/net/networkthread.cpp:48
#12 0x06a9de32 in QThreadPrivate::start (arg=0x99ff388) at thread/qthread_unix.cpp:188
#13 0x0080880e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#14 0x078878de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 2 (Thread 0xb384bb70 (LWP 9582)):
#0  0x006ff422 in __kernel_vsyscall ()
#1  0x0080ce15 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x0789487d in pthread_cond_wait () from /lib/tls/i686/cmov/libc.so.6
#3  0x06a9ee67 in QWaitConditionPrivate::wait (this=0xb473ce0c, mutex=0xb473ce08, time=4294967295) at thread/qwaitcondition_unix.cpp:87
#4  QWaitCondition::wait (this=0xb473ce0c, mutex=0xb473ce08, time=4294967295) at thread/qwaitcondition_unix.cpp:159
#5  0x00eed8ea in net::ReverseResolverThread::run (this=0xb473ce00) at /tmp/ktorrent-4.0beta2/libbtcore/net/reverseresolver.cpp:123
#6  0x06a9de32 in QThreadPrivate::start (arg=0xb473ce00) at thread/qthread_unix.cpp:188
#7  0x0080880e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#8  0x078878de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7741700 (LWP 9551)):
[KCrash Handler]
#6  QCoreApplication::postEvent (receiver=0xb3fd1ab8, event=0xb4283d28, priority=0) at kernel/qcoreapplication.cpp:1012
#7  0x06b8e63c in QCoreApplication::postEvent (receiver=0xb3fd1ab8, event=0xb4283d28) at kernel/qcoreapplication.cpp:973
#8  0x06b9dab4 in QObject::deleteLater (this=0xb3fd1ab8) at kernel/qobject.cpp:2019
#9  0x00efe3c5 in bt::PeerManager::stop (this=0xa457820) at /tmp/ktorrent-4.0beta2/libbtcore/peer/peermanager.cpp:545
#10 0x00f36fd6 in bt::TorrentControl::stop (this=0xa42af30, wjob=0x0) at /tmp/ktorrent-4.0beta2/libbtcore/torrent/torrentcontrol.cpp:487
#11 0x009fbd4c in kt::QueueManager::stopSafely (this=0xb5802bb0, tc=0xa42af30, wjob=0x0) at /tmp/ktorrent-4.0beta2/libktcore/torrent/queuemanager.cpp:738
#12 0x009feaa4 in kt::QueueManager::orderQueue (this=0xb5802bb0) at /tmp/ktorrent-4.0beta2/libktcore/torrent/queuemanager.cpp:615
#13 0x009ff079 in kt::QueueManager::checkStalledTorrents (this=0xb5802bb0, now=1271481638050, min_stall_time=15) at /tmp/ktorrent-4.0beta2/libktcore/torrent/queuemanager.cpp:805
#14 0x0806b2c4 in kt::Core::update (this=0xb5802ab8) at /tmp/ktorrent-4.0beta2/ktorrent/core.cpp:1038
#15 0x080739fd in kt::Core::qt_metacall (this=0xb5802ab8, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfc5796c) at /tmp/ktorrent-4.0beta2/build/ktorrent/core.moc:161
#16 0x06ba4263 in QMetaObject::activate (sender=0xb5802acc, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3113
#17 0x06ba4ec2 in QMetaObject::activate (sender=0xb5802acc, m=0x6c7f904, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3187
#18 0x06bde667 in QTimer::timeout (this=0xb5802acc) at .moc/release-shared/moc_qtimer.cpp:128
#19 0x06ba99ae in QTimer::timerEvent (this=0xb5802acc, e=0xbfc57e00) at kernel/qtimer.cpp:261
#20 0x06b9e3bf in QObject::event (this=0xb5802acc, e=0xbfc57e00) at kernel/qobject.cpp:1075
#21 0x05c5df54 in QApplicationPrivate::notify_helper (this=0x9a2abf8, receiver=0xb5802acc, e=0xbfc57e00) at kernel/qapplication.cpp:4056
#22 0x05c6567c in QApplication::notify (this=0xbfc58154, receiver=0xb5802acc, e=0xbfc57e00) at kernel/qapplication.cpp:3603
#23 0x011cebfa in KApplication::notify (this=0xbfc58154, receiver=0xb5802acc, event=0xbfc57e00) at ../../kdeui/kernel/kapplication.cpp:302
#24 0x06b8e6cb in QCoreApplication::notifyInternal (this=0xbfc58154, receiver=0xb5802acc, event=0xbfc57e00) at kernel/qcoreapplication.cpp:610
#25 0x06bbb7ce in QCoreApplication::sendEvent (this=0x9a22394) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#26 QTimerInfoList::activateTimers (this=0x9a22394) at kernel/qeventdispatcher_unix.cpp:572
#27 0x06bb90e0 in timerSourceDispatch (source=0x9a22360) at kernel/qeventdispatcher_glib.cpp:165
#28 0x086cbe88 in g_main_dispatch (context=0x9a21c90) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#29 IA__g_main_context_dispatch (context=0x9a21c90) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#30 0x086cf730 in g_main_context_iterate (context=0x9a21c90, block=<value optimized out>, dispatch=1, self=0x9a20ee0) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#31 0x086cf863 in IA__g_main_context_iteration (context=0x9a21c90, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#32 0x06bb902c in QEventDispatcherGlib::processEvents (this=0x99fcee8, flags=...) at kernel/qeventdispatcher_glib.cpp:327
#33 0x05cfebe5 in QGuiEventDispatcherGlib::processEvents (this=0x99fcee8, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#34 0x06b8cc79 in QEventLoop::processEvents (this=0xbfc580c4, flags=) at kernel/qeventloop.cpp:149
#35 0x06b8d0ca in QEventLoop::exec (this=0xbfc580c4, flags=...) at kernel/qeventloop.cpp:201
#36 0x06b8f53f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#37 0x05c5ddd7 in QApplication::exec () at kernel/qapplication.cpp:3525
#38 0x08068d91 in main (argc=5, argv=0xbfc58554) at /tmp/ktorrent-4.0beta2/ktorrent/main.cpp:173

This bug may be a duplicate of or related to bug 234499

Reported using DrKonqi