Bug 332489

Application: ktorrent (4.3.1)
KDE Platform Version: 4.11.5
Qt Version: 4.8.4
Operating System: Linux 3.11.0-17-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
i did other things with my computer.
KTorrent sat minimized in the task tray.
This now happened several times, after 4-8 hours of runtime.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6e49e6e7c0 (LWP 4372))]

Thread 9 (Thread 0x7f6e34836700 (LWP 4376)):
#0  0x00007f6e418c502b in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6e418c563b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6e418c57ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6e4768fa76 in QEventDispatcherGlib::processEvents (this=0x7f6e280008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f6e476615ef in QEventLoop::processEvents (this=this@entry=0x7f6e34835db0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6e476618e5 in QEventLoop::exec (this=this@entry=0x7f6e34835db0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6e4756088f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x2618f00) at thread/qthread_unix.cpp:338
#8  0x00007f6e43116f6e in start_thread (arg=0x7f6e34836700) at pthread_create.c:311
#9  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 8 (Thread 0x7f6e35037700 (LWP 4411)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6e2750d1cd in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f6e2750d209 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f6e43116f6e in start_thread (arg=0x7f6e35037700) at pthread_create.c:311
#4  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 7 (Thread 0x7f6de0ba7700 (LWP 4447)):
#0  0x00007f6e419050ea in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f6e41905399 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6e418c4d59 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6e418c55c3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f6e418c57ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f6e4768fa76 in QEventDispatcherGlib::processEvents (this=0x7f6dd00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007f6e476615ef in QEventLoop::processEvents (this=this@entry=0x7f6de0ba6db0, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f6e476618e5 in QEventLoop::exec (this=this@entry=0x7f6de0ba6db0, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007f6e4756088f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#9  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x4fa69c0) at thread/qthread_unix.cpp:338
#10 0x00007f6e43116f6e in start_thread (arg=0x7f6de0ba7700) at pthread_create.c:311
#11 0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 6 (Thread 0x7f6dcbbc2700 (LWP 4448)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6e2724dbbd in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#2  0x00007f6e2753ca76 in ?? () from /usr/lib/x86_64-linux-gnu/libQtWebKit.so.4
#3  0x00007f6e43116f6e in start_thread (arg=0x7f6dcbbc2700) at pthread_create.c:311
#4  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f6dca0ef700 (LWP 4449)):
#0  0x00007f6e45d3df7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f6e418c56a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f6e418c57ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f6e4768fa76 in QEventDispatcherGlib::processEvents (this=0x7f6dbc0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f6e476615ef in QEventLoop::processEvents (this=this@entry=0x7f6dca0eed70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f6e476618e5 in QEventLoop::exec (this=this@entry=0x7f6dca0eed70, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f6e4756088f in QThread::exec (this=this@entry=0x59f1630) at thread/qthread.cpp:542
#7  0x00007f6e47642d13 in QInotifyFileSystemWatcherEngine::run (this=0x59f1630) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x59f1630) at thread/qthread_unix.cpp:338
#9  0x00007f6e43116f6e in start_thread (arg=0x7f6dca0ef700) at pthread_create.c:311
#10 0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f6dc97ee700 (LWP 4578)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f6e47561b7a in thread_sleep (ti=ti@entry=0x7f6dc97edd50) at thread/qthread_unix.cpp:475
#2  0x00007f6e4756236d in QThread::msleep (msecs=<optimized out>) at thread/qthread_unix.cpp:501
#3  0x00007f6e4995e4a8 in update (this=0x24a4c30) at ../../src/net/downloadthread.cpp:91
#4  net::DownloadThread::update (this=0x24a4c30) at ../../src/net/downloadthread.cpp:46
#5  0x00007f6e4995e4e9 in net::NetworkThread::run (this=0x24a4c30) at ../../src/net/networkthread.cpp:48
#6  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x24a4c30) at thread/qthread_unix.cpp:338
#7  0x00007f6e43116f6e in start_thread (arg=0x7f6dc97ee700) at pthread_create.c:311
#8  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f6dc8fed700 (LWP 4579)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
#1  0x00007f6e47561b7a in thread_sleep (ti=ti@entry=0x7f6dc8fecd50) at thread/qthread_unix.cpp:475
#2  0x00007f6e4756236d in QThread::msleep (msecs=<optimized out>) at thread/qthread_unix.cpp:501
#3  0x00007f6e4995dd88 in update (this=0x24a5000) at ../../src/net/uploadthread.cpp:89
#4  net::UploadThread::update (this=0x24a5000) at ../../src/net/uploadthread.cpp:43
#5  0x00007f6e4995e4e9 in net::NetworkThread::run (this=0x24a5000) at ../../src/net/networkthread.cpp:48
#6  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x24a5000) at thread/qthread_unix.cpp:338
#7  0x00007f6e43116f6e in start_thread (arg=0x7f6dc8fed700) at pthread_create.c:311
#8  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f6dc3fff700 (LWP 4580)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f6e47563406 in wait (time=18446744073709551615, this=0x286ac70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x36d23d8, mutex=mutex@entry=0x36d23d0, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f6e49960d62 in net::ReverseResolverThread::run (this=0x36d23c0) at ../../src/net/reverseresolver.cpp:124
#4  0x00007f6e47562f2f in QThreadPrivate::start (arg=0x36d23c0) at thread/qthread_unix.cpp:338
#5  0x00007f6e43116f6e in start_thread (arg=0x7f6dc3fff700) at pthread_create.c:311
#6  0x00007f6e45d4a9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f6e49e6e7c0 (LWP 4372)):
[KCrash Handler]
#6  0x00007f6e45c86f77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#7  0x00007f6e45c8a5e8 in __GI_abort () at abort.c:90
#8  0x00007f6e45cc44fb in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7f6e45dd5f10 "*** %s ***: %s terminated\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:199
#9  0x00007f6e45d6208c in __GI___fortify_fail (msg=<optimized out>, msg@entry=0x7f6e45dd5ea7 "buffer overflow detected") at fortify_fail.c:37
#10 0x00007f6e45d61020 in __GI___chk_fail () at chk_fail.c:28
#11 0x00007f6e45d61fd7 in __fdelt_chk (d=<optimized out>) at fdelt_chk.c:25
#12 0x00007f6e487e48f5 in QNativeSocketEnginePrivate::nativeSelect (this=this@entry=0xff52840, timeout=timeout@entry=-1, checkRead=checkRead@entry=true, checkWrite=checkWrite@entry=true, selectForRead=selectForRead@entry=0x7fffa202aabe, selectForWrite=selectForWrite@entry=0x7fffa202aabf) at socket/qnativesocketengine_unix.cpp:1116
#13 0x00007f6e487e25ce in QNativeSocketEngine::waitForReadOrWrite (this=0xec26ec0, readyToRead=0x7fffa202aabe, readyToWrite=0x7fffa202aabf, checkRead=<optimized out>, checkWrite=<optimized out>, msecs=-1, timedOut=0x0) at socket/qnativesocketengine.cpp:1000
#14 0x00007f6e487dbe90 in QAbstractSocket::waitForBytesWritten (this=0xf708080, msecs=-1) at socket/qabstractsocket.cpp:1939
#15 0x00007f6e48b1a132 in KIO::SocketConnectionBackend::sendCommand (this=0x10592140, task=...) at ../../kio/kio/connection.cpp:298
#16 0x00007f6e48b1af84 in KIO::Connection::sendnow (this=0xffd24c0, _cmd=<optimized out>, data=...) at ../../kio/kio/connection.cpp:509
#17 0x00007f6e48b1b894 in KIO::ConnectionPrivate::dequeue (this=0xab53000) at ../../kio/kio/connection.cpp:78
#18 0x00007f6e48b1b95b in dequeue (this=<optimized out>) at ../../kio/kio/connection.cpp:619
#19 KIO::ConnectionServer::setNextPendingConnection (this=<optimized out>, conn=<optimized out>) at ../../kio/kio/connection.cpp:618
#20 0x00007f6e48bded6c in KIO::Slave::accept (this=0x7f6e48bdf720 <KIO::Slave::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>) at ../../kio/kio/slave.cpp:116
#21 0x00007f6e47676a58 in QMetaObject::activate (sender=0xfa9ba10, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3539
#22 0x00007f6e47676a58 in QMetaObject::activate (sender=0x10593f80, m=m@entry=0x7f6e48eefb20 <KIO::AbstractConnectionBackend::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#23 0x00007f6e48b1a1bb in newConnection (this=<optimized out>) at ./connection_p.moc:116
#24 KIO::AbstractConnectionBackend::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./connection_p.moc:55
#25 0x00007f6e47676a58 in QMetaObject::activate (sender=sender@entry=0xfb0aec0, m=m@entry=0x7f6e47e80560 <KLocalSocketServer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#26 0x00007f6e47b68a10 in KLocalSocketServer::newConnection (this=this@entry=0xfb0aec0) at ./klocalsocket.moc:180
#27 0x00007f6e47b68afb in KLocalSocketServer::incomingConnection (this=0xfb0aec0, descriptor=1024) at ../../kdecore/network/klocalsocket.cpp:212
#28 0x00007f6e47bd017c in KLocalSocketServerPrivate::processSocketActivity (this=0x10595120) at ../../kdecore/network/klocalsocket_unix.cpp:394
#29 0x00007f6e47676a58 in QMetaObject::activate (sender=sender@entry=0x10591490, m=m@entry=0x7f6e479c5a40 <QSocketNotifier::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffa202b0c0) at kernel/qobject.cpp:3539
#30 0x00007f6e476c130e in QSocketNotifier::activated (this=this@entry=0x10591490, _t1=862) at .moc/release-shared/moc_qsocketnotifier.cpp:103
#31 0x00007f6e4767f7cb in QSocketNotifier::event (this=0x10591490, e=0x7fffa202b3e0) at kernel/qsocketnotifier.cpp:317
#32 0x00007f6e469ffdfc in QApplicationPrivate::notify_helper (this=this@entry=0x24df6c0, receiver=receiver@entry=0x10591490, e=e@entry=0x7fffa202b3e0) at kernel/qapplication.cpp:4567
#33 0x00007f6e46a06470 in QApplication::notify (this=0x7fffa202c370, receiver=0x10591490, e=0x7fffa202b3e0) at kernel/qapplication.cpp:4353
#34 0x000000000043a10a in kt::App::notify (this=<optimized out>, receiver=<optimized out>, event=<optimized out>) at ../../ktorrent/app.cpp:99
#35 0x00007f6e476628bd in QCoreApplication::notifyInternal (this=0x7fffa202c370, receiver=0x10591490, event=event@entry=0x7fffa202b3e0) at kernel/qcoreapplication.cpp:946
#36 0x00007f6e47690590 in sendEvent (event=0x7fffa202b3e0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#37 socketNotifierSourceDispatch (source=0x24df020) at kernel/qeventdispatcher_glib.cpp:110
#38 0x00007f6e418c53b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007f6e418c5708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007f6e418c57ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007f6e4768fa55 in QEventDispatcherGlib::processEvents (this=0x248eb30, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#42 0x00007f6e46aa19d6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#43 0x00007f6e476615ef in QEventLoop::processEvents (this=this@entry=0x7fffa202b630, flags=...) at kernel/qeventloop.cpp:149
#44 0x00007f6e476618e5 in QEventLoop::exec (this=this@entry=0x7fffa202b630, flags=...) at kernel/qeventloop.cpp:204
#45 0x00007f6e47666e5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#46 0x00007f6e469fe34c in QApplication::exec () at kernel/qapplication.cpp:3828
#47 0x00000000004283db in main (argc=1, argv=0x7fffa202c4a8) at ../../ktorrent/main.cpp:186

The reporter indicates this bug may be a duplicate of or related to bug 324938.

Possible duplicates by query: bug 327574, bug 324938, bug 323830, bug 322782, bug 318896.

Reported using DrKonqi