Bug 223670

Application that crashed: ktorrent
Version of the application: 3.2.4
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.2
Operating System: Linux 2.6.31-17-generic x86_64
Distribution: Ubuntu 9.10

What I was doing when the application crashed:
Ktorrent continiously crashes without warning at random intervals


 -- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
The current source language is "auto; currently c".
[Current thread is 1 (Thread 0x7f00ce1dd750 (LWP 9357))]

Thread 3 (Thread 0x7f00bc33f910 (LWP 9364)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f00cbf51c93 in QMutexPrivate::wait (this=0x5024380, timeout=-1) at thread/qmutex_unix.cpp:80
#2  0x00007f00cbf4d865 in QMutex::lock (this=0x38f1c60) at thread/qmutex.cpp:207
#3  0x00007f00cdd323ac in bt::PacketReader::onDataReady (this=0x38f1c40, 
    buf=0x7f00cdfdcaa0 "\377\377\372J)\330\036\064F\266E\231\267\316\375/\024\b\260\037$\340\243\311-\252\220w \230\301I\307\226\231\067p8\001d\031\f \232EBj%\262\373!c\344\343@\307\200T\233\f+#1Y\204\327D\300*mu\377\377\375!\023\305\204D\t\271(\230\210r<psj \027\204\255`y\257\211W", size=68) at ../../libbtcore/peer/packetreader.cpp:223
#4  0x00007f00cdd18455 in net::BufferedSocket::readBuffered (this=0x4785b10, max_bytes_to_read=68, now=1264057219968) at ../../libbtcore/net/bufferedsocket.cpp:110
#5  0x00007f00cdd1dcd5 in net::SocketGroup::processLimited (this=0x9cbdc0, up=<value optimized out>, now=<value optimized out>, allowance=@0x7f00bc33ef8c) at ../../libbtcore/net/socketgroup.cpp:79
#6  0x00007f00cdd1de0c in net::SocketGroup::process (this=0x50243cc, up=128, now=1, global_allowance=@0x7f00bc33ef8c) at ../../libbtcore/net/socketgroup.cpp:188
#7  0x00007f00cdd1c857 in net::NetworkThread::doGroupsLimited (this=0x9cb530, num_ready=<value optimized out>, now=<value optimized out>, allowance=@0x7f00bc33efec)
    at ../../libbtcore/net/networkthread.cpp:111
#8  0x00007f00cdd1cc21 in net::NetworkThread::doGroups (this=0x9cb530, num_ready=29, now=1264057219968, limit=<value optimized out>) at ../../libbtcore/net/networkthread.cpp:190
#9  0x00007f00cdd1c4d2 in net::DownloadThread::update (this=0x9cb530) at ../../libbtcore/net/downloadthread.cpp:102
#10 0x00007f00cdd1cc89 in net::NetworkThread::run (this=0x9cb530) at ../../libbtcore/net/networkthread.cpp:48
#11 0x00007f00cbf52445 in QThreadPrivate::start (arg=0x9cb530) at thread/qthread_unix.cpp:188
#12 0x00007f00c7585a04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#13 0x00007f00ca90580d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f00b40be910 (LWP 9365)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:261
#1  0x00007f00cbf51c93 in QMutexPrivate::wait (this=0x9cb4b0, timeout=-1) at thread/qmutex_unix.cpp:80
#2  0x00007f00cbf4d845 in QMutex::lock (this=0x7f00cdfe0ac8) at thread/qmutex.cpp:169
#3  0x00007f00cdd1ba5a in net::UploadThread::update (this=0x9cbe40) at ../../libbtcore/net/uploadthread.cpp:44
#4  0x00007f00cdd1cc89 in net::NetworkThread::run (this=0x9cbe40) at ../../libbtcore/net/networkthread.cpp:48
#5  0x00007f00cbf52445 in QThreadPrivate::start (arg=0x9cbe40) at thread/qthread_unix.cpp:188
#6  0x00007f00c7585a04 in start_thread (arg=<value optimized out>) at pthread_create.c:300
#7  0x00007f00ca90580d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()
The current source language is "auto; currently asm".

Thread 1 (Thread 0x7f00ce1dd750 (LWP 9357)):
[KCrash Handler]
#5  memcpy () at ../sysdeps/x86_64/memcpy.S:267
#6  0x00007f00ca325276 in QCA::MemoryRegion::MemoryRegion(QByteArray const&) () from /usr/lib/libqca.so.2
#7  0x00007f00ca33c9d4 in QCA::Hash::update(char const*, int) () from /usr/lib/libqca.so.2
#8  0x00007f00cdd392d2 in bt::ChunkDownload::updateHash (this=0x4c99290) at ../../libbtcore/download/chunkdownload.cpp:562
#9  0x00007f00cdd3a055 in bt::ChunkDownload::piece (this=0x4c99290, p=..., ok=<value optimized out>) at ../../libbtcore/download/chunkdownload.cpp:133
#10 0x00007f00cdd408be in bt::Downloader::pieceReceived (this=0x3351f90, p=...) at ../../libbtcore/download/downloader.cpp:133
#11 0x00007f00cdd29091 in bt::Peer::packetReady (this=0x5769db0, packet=0x46ed760 "\a", len=<value optimized out>) at ../../libbtcore/peer/peer.cpp:269
#12 0x00007f00cdd31f95 in bt::PacketReader::update (this=0x38f1c40) at ../../libbtcore/peer/packetreader.cpp:131
#13 0x00007f00cdd28dd5 in bt::Peer::update (this=0x5769db0) at ../../libbtcore/peer/peer.cpp:474
#14 0x00007f00cdd2c7c0 in bt::PeerManager::update (this=0x3353090) at ../../libbtcore/peer/peermanager.cpp:117
#15 0x00007f00cdd5d4cc in bt::TorrentControl::update (this=0x331d4f0) at ../../libbtcore/torrent/torrentcontrol.cpp:178
#16 0x000000000042c1c2 in kt::Core::update (this=0xc424a0) at ../../ktorrent/core.cpp:877
#17 0x0000000000431d2c in kt::Core::qt_metacall (this=0xc424a0, _c=QMetaObject::InvokeMetaMethod, _id=217, _a=0x7ffffd76f960) at ./core.moc:148
#18 0x00007f00cc04dddc in QMetaObject::activate (sender=0xc424c8, from_signal_index=<value optimized out>, to_signal_index=<value optimized out>, argv=0x5ac) at kernel/qobject.cpp:3113
#19 0x00007f00cc047d83 in QObject::event (this=0xc424c8, e=0x7f00c402e000) at kernel/qobject.cpp:1075
#20 0x00007f00cb4e0efc in QApplicationPrivate::notify_helper (this=0xa03b20, receiver=0xc424c8, e=0x7ffffd76ff60) at kernel/qapplication.cpp:4056
#21 0x00007f00cb4e81ce in QApplication::notify (this=0x7ffffd770290, receiver=0xc424c8, e=0x7ffffd76ff60) at kernel/qapplication.cpp:4021
#22 0x00007f00ccf0ee56 in KApplication::notify (this=0x7ffffd770290, receiver=0xc424c8, event=0x7ffffd76ff60) at ../../kdeui/kernel/kapplication.cpp:302
#23 0x00007f00cc038c2c in QCoreApplication::notifyInternal (this=0x7ffffd770290, receiver=0xc424c8, event=0x7ffffd76ff60) at kernel/qcoreapplication.cpp:610
#24 0x00007f00cc063862 in QCoreApplication::sendEvent (this=0x9f8f00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:213
#25 QTimerInfoList::activateTimers (this=0x9f8f00) at kernel/qeventdispatcher_unix.cpp:572
#26 0x00007f00cc06125d in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:165
#27 0x00007f00c68b0bce in g_main_dispatch (context=0x9f8120) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:1960
#28 IA__g_main_context_dispatch (context=0x9f8120) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2513
#29 0x00007f00c68b4598 in g_main_context_iterate (context=0x9f8120, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2591
#30 0x00007f00c68b46c0 in IA__g_main_context_iteration (context=0x9f8120, may_block=1) at /build/buildd/glib2.0-2.22.3/glib/gmain.c:2654
#31 0x00007f00cc0611a6 in QEventDispatcherGlib::processEvents (this=0x9c8530, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:327
#32 0x00007f00cb5754be in QGuiEventDispatcherGlib::processEvents (this=0x498b0c2, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#33 0x00007f00cc037532 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#34 0x00007f00cc037904 in QEventLoop::exec (this=0x7ffffd770200, flags=) at kernel/qeventloop.cpp:201
#35 0x00007f00cc039ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#36 0x0000000000424ef2 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../ktorrent/main.cpp:171
The current source language is "auto; currently c".

Reported using DrKonqi