Bug 248686

Application: ktorrent (3.3.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-21-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
Was running the torrent application togheter with KVpnc. Also firefox, system monitor and a shell windows was upp.

The application was started to run over night and in the morning it had crashed.

VPN was a PPTP tunnel. 

 -- Backtrace:
Application: KTorrent (ktorrent), signal: Bus error
[Current thread is 1 (Thread 0x7f39abbdb760 (LWP 6073))]

Thread 5 (Thread 0x7f399ed7d710 (LWP 6075)):
#0  0x00007f39a77f7f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f39a3e8a4a9 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f39a3e8a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f39a929a566 in QEventDispatcherGlib::processEvents (this=0xe32340, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:414
#4  0x00007f39a926f992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f39a926fd6c in QEventLoop::exec (this=0x7f399ed7cdb0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f39a9179d59 in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#7  0x00007f39a9250178 in QInotifyFileSystemWatcherEngine::run (this=0x7f39980eae80) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f39a917c775 in QThreadPrivate::start (arg=0x7f39980eae80) at thread/qthread_unix.cpp:248
#9  0x00007f39a8eec9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#10 0x00007f39a78046fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f3986960710 (LWP 6098)):
#0  0x00007f39a77f7f83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f39ab709aa9 in net::DownloadThread::waitForSocketReady (this=0xd3d950) at ../../libbtcore/net/downloadthread.cpp:188
#2  0x00007f39ab709b66 in net::DownloadThread::update (this=0x127d020) at ../../libbtcore/net/downloadthread.cpp:53
#3  0x00007f39ab70a6e9 in net::NetworkThread::run (this=0xd3d950) at ../../libbtcore/net/networkthread.cpp:48
#4  0x00007f39a917c775 in QThreadPrivate::start (arg=0xd3d950) at thread/qthread_unix.cpp:248
#5  0x00007f39a8eec9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f39a78046fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f398615f710 (LWP 6099)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f39a917d72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0xd3df20, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0xd3df20, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f39ab70960c in net::UploadThread::update (this=0xd3deb0) at ../../libbtcore/net/uploadthread.cpp:73
#4  0x00007f39ab70a6e9 in net::NetworkThread::run (this=0xd3deb0) at ../../libbtcore/net/networkthread.cpp:48
#5  0x00007f39a917c775 in QThreadPrivate::start (arg=0xd3deb0) at thread/qthread_unix.cpp:248
#6  0x00007f39a8eec9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#7  0x00007f39a78046fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f398595e710 (LWP 6100)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f39a917d72b in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x7f3998630d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x7f3998630d10, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f39ab70d342 in net::ReverseResolverThread::run (this=0x7f3998630d00) at ../../libbtcore/net/reverseresolver.cpp:123
#4  0x00007f39a917c775 in QThreadPrivate::start (arg=0x7f3998630d00) at thread/qthread_unix.cpp:248
#5  0x00007f39a8eec9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#6  0x00007f39a78046fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f39abbdb760 (LWP 6073)):
[KCrash Handler]
#5  memcpy () at ../sysdeps/x86_64/memcpy.S:267
#6  0x00007f39ab768d82 in bt::Chunk::readPiece (this=<value optimized out>, off=<value optimized out>, len=16384, data=0x7f399916c04d "\177") at /usr/include/bits/string3.h:52
#7  0x00007f39ab720584 in bt::PacketWriter::sendChunk (this=0x7f3998b81d00, index=499, begin=163840, len=16384, ch=<value optimized out>) at ../../libbtcore/peer/packetwriter.cpp:195
#8  0x00007f39ab71ecc7 in bt::PeerUploader::update (this=0x7f3998c89a10, cman=..., opt_unchoked=<value optimized out>) at ../../libbtcore/peer/peeruploader.cpp:83
#9  0x00007f39ab7405f6 in bt::Uploader::update (this=0xf75210, opt_unchoked=105) at ../../libbtcore/torrent/uploader.cpp:48
#10 0x00007f39ab749296 in bt::TorrentControl::update (this=0xf265b0) at ../../libbtcore/torrent/torrentcontrol.cpp:160
#11 0x0000000000430d9b in kt::Core::update (this=0x7f3998003a50) at ../../ktorrent/core.cpp:849
#12 0x0000000000436926 in kt::Core::qt_metacall (this=0x7f3998003a50, _c=QMetaObject::InvokeMetaMethod, _id=-1726562227, _a=0x7fff1564fd00) at ./core.moc:155
#13 0x00007f39a9283e3f in QMetaObject::activate (sender=0x7f3998003a78, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x800) at kernel/qobject.cpp:3293
#14 0x00007f39a9280a63 in QObject::event (this=0x7f3998003a78, e=0x7fff15650450) at kernel/qobject.cpp:1212
#15 0x00007f39a840d22c in QApplicationPrivate::notify_helper (this=0xd6ca90, receiver=0x7f3998003a78, e=0x7fff15650450) at kernel/qapplication.cpp:4300
#16 0x00007f39a84136fb in QApplication::notify (this=0x7fff15650780, receiver=0x7f3998003a78, e=0x7fff15650450) at kernel/qapplication.cpp:4183
#17 0x00007f39aa8b7526 in KApplication::notify (this=0x7fff15650780, receiver=0x7f3998003a78, event=0x7fff15650450) at ../../kdeui/kernel/kapplication.cpp:302
#18 0x00007f39a927106c in QCoreApplication::notifyInternal (this=0x7fff15650780, receiver=0x7f3998003a78, event=0x7fff15650450) at kernel/qcoreapplication.cpp:704
#19 0x00007f39a929dd42 in QCoreApplication::sendEvent (this=0xd71e40) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0xd71e40) at kernel/qeventdispatcher_unix.cpp:603
#21 0x00007f39a929a848 in timerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#23 0x00007f39a3e868c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#24 0x00007f39a3e8a748 in ?? () from /lib/libglib-2.0.so.0
#25 0x00007f39a3e8a8fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#26 0x00007f39a929a513 in QEventDispatcherGlib::processEvents (this=0xd3b980, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#27 0x00007f39a84bd46e in QGuiEventDispatcherGlib::processEvents (this=0x7f399916c04d, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x00007f39a926f992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#29 0x00007f39a926fd6c in QEventLoop::exec (this=0x7fff156506f0, flags=) at kernel/qeventloop.cpp:201
#30 0x00007f39a9273aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#31 0x0000000000427294 in main (argc=<value optimized out>, argv=<value optimized out>) at ../../ktorrent/main.cpp:172

Possible duplicates by query: bug 248509, bug 235873.

Reported using DrKonqi