Application: ktorrent (4.1.3)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-29-generic-pae i686
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
Nothing, i started ktorrent and then i put off the screen, when i put the screen on the ktorrent was off

The crash can be reproduced every time.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Aborted
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb4320980 (LWP 5380))]

Thread 8 (Thread 0xb2043b40 (LWP 5381)):
#0  0xb77dc424 in __kernel_vsyscall ()
#1  0xb5982380 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb4d0da7b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4d000ae in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4d0056b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb2048134 in ?? () from /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so
#6  0xb4d236b3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 7 (Thread 0xb16ffb40 (LWP 5382)):
#0  0xb4d00050 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0xb4d0056b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0xb29011ba in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#3  0xb4d236b3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#5  0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 6 (Thread 0xaf562b40 (LWP 5387)):
#0  0xb77dc424 in __kernel_vsyscall ()
#1  0xb4f6196b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb599e3dc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x8ea84263 in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#4  0x8ea8437f in ?? () from /usr/lib/i386-linux-gnu/libQtWebKit.so.4
#5  0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 5 (Thread 0x8d449b40 (LWP 5388)):
#0  0xb77dc424 in __kernel_vsyscall ()
#1  0xb5982380 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb4d0da7b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb4d000ae in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb4d00201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb67fd8e7 in QEventDispatcherGlib::processEvents (this=0xc5c1ca8, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0xb67c950d in QEventLoop::processEvents (this=0x8d449270, flags=...) at kernel/qeventloop.cpp:149
#7  0xb67c97a9 in QEventLoop::exec (this=0x8d449270, flags=...) at kernel/qeventloop.cpp:204
#8  0xb66b294c in QThread::exec (this=0xc5c1a80) at thread/qthread.cpp:501
#9  0xb66b2a3b in QThread::run (this=0xc5c1a80) at thread/qthread.cpp:568
#10 0xb66b5de0 in QThreadPrivate::start (arg=0xc5c1a80) at thread/qthread_unix.cpp:298
#11 0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0x8890eb40 (LWP 5408)):
#0  0xb77dc424 in __kernel_vsyscall ()
#1  0xb598cc07 in syscall () from /lib/i386-linux-gnu/libc.so.6
#2  0xb66b4638 in _q_futex (val2=0, addr2=0x0, timeout=0x0, val=2, op=0, addr=0x9bb7f48) at thread/qmutex_unix.cpp:99
#3  QMutexPrivate::wait (this=0x9bb7f48, timeout=-1) at thread/qmutex_unix.cpp:113
#4  0xb66b0038 in QMutex::lock (this=0x9bb0420) at thread/qmutex.cpp:164
#5  0xb768e1ee in net::SocketMonitor::lock (this=0x811cab0) at ../../src/net/socketmonitor.cpp:108
#6  0xb768f9e5 in update (this=0x9bb6710) at ../../src/net/downloadthread.cpp:51
#7  net::DownloadThread::update (this=0x9bb6710) at ../../src/net/downloadthread.cpp:46
#8  0xb768fc38 in net::NetworkThread::run (this=0x9bb6710) at ../../src/net/networkthread.cpp:48
#9  0xb66b5de0 in QThreadPrivate::start (arg=0x9bb6710) at thread/qthread_unix.cpp:298
#10 0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0x8a111b40 (LWP 5409)):
#0  0xb66b0007 in testAndSetOrdered (newValue=1, expectedValue=0, this=0xd0f9508) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:144
#1  testAndSetAcquire (newValue=1, expectedValue=0, this=0xd0f9508) at ../../include/QtCore/../../src/corelib/arch/qatomic_i386.h:266
#2  QMutex::lock (this=0xce43978) at thread/qmutex.cpp:161
#3  0xb76addaa in QMutexLocker (m=0xce43978, this=<synthetic pointer>) at /usr/include/qt4/QtCore/qmutex.h:102
#4  bt::PacketWriter::hasBytesToWrite (this=0xce43950) at ../../src/peer/packetwriter.cpp:286
#5  0xb76953c8 in mse::StreamSocket::hasBytesToWrite (this=0xc8f2178) at ../../src/mse/streamsocket.cpp:305
#6  0xb768f044 in bytesReadyToWrite (this=<optimized out>) at ../../src/net/bufferedsocket.h:118
#7  net::UploadThread::waitForSocketsReady (this=0x9bb7248) at ../../src/net/uploadthread.cpp:122
#8  0xb768f1ae in net::UploadThread::update (this=0x9bb7248) at ../../src/net/uploadthread.cpp:45
#9  0xb768fc38 in net::NetworkThread::run (this=0x9bb7248) at ../../src/net/networkthread.cpp:48
#10 0xb66b5de0 in QThreadPrivate::start (arg=0x9bb7248) at thread/qthread_unix.cpp:298
#11 0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0x89910b40 (LWP 5410)):
#0  0xb77dc424 in __kernel_vsyscall ()
#1  0xb598017b in read () from /lib/i386-linux-gnu/libc.so.6
#2  0xb591618b in _IO_file_underflow () from /lib/i386-linux-gnu/libc.so.6
#3  0xb59173a9 in _IO_default_uflow () from /lib/i386-linux-gnu/libc.so.6
#4  0xb59171c0 in __uflow () from /lib/i386-linux-gnu/libc.so.6
#5  0xb590abfa in _IO_getline_info () from /lib/i386-linux-gnu/libc.so.6
#6  0xb590ab43 in _IO_getline () from /lib/i386-linux-gnu/libc.so.6
#7  0xb5909ae0 in fgets () from /lib/i386-linux-gnu/libc.so.6
#8  0x8ace9e8a in ?? () from /lib/libnss_mdns4.so.2
#9  0x8acea6ad in _nss_mdns4_gethostbyaddr_r () from /lib/libnss_mdns4.so.2
#10 0xb59a7e25 in gethostbyaddr_r () from /lib/i386-linux-gnu/libc.so.6
#11 0xb59ad5f5 in getnameinfo () from /lib/i386-linux-gnu/libc.so.6
#12 0xb7692a93 in net::ReverseResolver::resolve (this=0xc85f730, addr=...) at ../../src/net/reverseresolver.cpp:64
#13 0xb7692b35 in net::ReverseResolver::run (this=0xc85f730) at ../../src/net/reverseresolver.cpp:73
#14 0xb7692f73 in net::ReverseResolverThread::run (this=0xcd3f8f8) at ../../src/net/reverseresolver.cpp:118
#15 0xb66b5de0 in QThreadPrivate::start (arg=0xcd3f8f8) at thread/qthread_unix.cpp:298
#16 0xb4f5dd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb5990ace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb4320980 (LWP 5380)):
[KCrash Handler]
#7  0xb77dc424 in __kernel_vsyscall ()
#8  0xb58d41ef in raise () from /lib/i386-linux-gnu/libc.so.6
#9  0xb58d7835 in abort () from /lib/i386-linux-gnu/libc.so.6
#10 0xb590f2fa in ?? () from /lib/i386-linux-gnu/libc.so.6
#11 0xb59a5dd5 in __fortify_fail () from /lib/i386-linux-gnu/libc.so.6
#12 0xb59a4baa in __chk_fail () from /lib/i386-linux-gnu/libc.so.6
#13 0xb59a5d6a in __fdelt_warn () from /lib/i386-linux-gnu/libc.so.6
#14 0xb7156ecd in QNativeSocketEnginePrivate::nativeSelect (this=0xcfdaa28, timeout=-1, checkRead=true, checkWrite=true, selectForRead=0xbfa8baae, selectForWrite=0xbfa8baaf) at socket/qnativesocketengine_unix.cpp:1103
#15 0xb7154a5d in QNativeSocketEngine::waitForReadOrWrite (this=0xd08eb70, readyToRead=0xbfa8baae, readyToWrite=0xbfa8baaf, checkRead=true, checkWrite=true, msecs=-1, timedOut=0x0) at socket/qnativesocketengine.cpp:1000
#16 0xb714b094 in QAbstractSocket::waitForBytesWritten (this=0xcdf28f0, msecs=-1) at socket/qabstractsocket.cpp:1949
#17 0xb7259af3 in KIO::SocketConnectionBackend::sendCommand (this=0xcbc2150, task=...) at ../../kio/kio/connection.cpp:298
#18 0xb725af9a in sendnow (data=..., _cmd=85, this=0xc898b98) at ../../kio/kio/connection.cpp:509
#19 KIO::Connection::sendnow (this=0xc898b98, _cmd=85, data=...) at ../../kio/kio/connection.cpp:497
#20 0xb725c368 in dequeue (this=<optimized out>) at ../../kio/kio/connection.cpp:78
#21 KIO::ConnectionPrivate::dequeue (this=0xd933670) at ../../kio/kio/connection.cpp:71
#22 0xb7340365 in KIO::Slave::accept (this=0xd7dfe10) at ../../kio/kio/slave.cpp:116
#23 0xb7341160 in KIO::Slave::qt_static_metacall (_o=0xd7dfe10, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfa8bc70) at ./slave.moc:56
#24 0xb67e16b1 in QMetaObject::activate (sender=0xc998668, m=0xb74710f8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#25 0xb725bb75 in KIO::ConnectionServer::newConnection (this=0xc998668) at ./connection.moc:186
#26 0xb725bbab in qt_static_metacall (_id=0, _o=0xc998668, _c=<optimized out>, _a=<optimized out>) at ./connection.moc:137
#27 KIO::ConnectionServer::qt_static_metacall (_o=0xc998668, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfa8bd60) at ./connection.moc:131
#28 0xb67e16b1 in QMetaObject::activate (sender=0xd16ffb0, m=0xb7471140, local_signal_index=2, argv=0x0) at kernel/qobject.cpp:3547
#29 0xb725b995 in KIO::AbstractConnectionBackend::newConnection (this=0xd16ffb0) at ./connection_p.moc:116
#30 0xb67e16b1 in QMetaObject::activate (sender=0xc5a7650, m=0xb6bf7b84, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3547
#31 0xb6ad11c5 in KLocalSocketServer::newConnection (this=0xc5a7650) at ./klocalsocket.moc:180
#32 0xb6ad136f in KLocalSocketServer::incomingConnection (this=0xc5a7650, descriptor=1138) at ../../kdecore/network/klocalsocket.cpp:212
#33 0xb6b51300 in KLocalSocketServerPrivate::processSocketActivity (this=0xc909ac8) at ../../kdecore/network/klocalsocket_unix.cpp:394
#34 0xb6ad1210 in qt_static_metacall (_id=1, _o=0xc5a7650, _c=<optimized out>, _a=<optimized out>) at ./klocalsocket.moc:131
#35 KLocalSocketServer::qt_static_metacall (_o=0xc5a7650, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0xbfa8c008) at ./klocalsocket.moc:124
#36 0xb67e16b1 in QMetaObject::activate (sender=0xdaf0568, m=0xb6928478, local_signal_index=0, argv=0xbfa8c008) at kernel/qobject.cpp:3547
#37 0xb6834455 in QSocketNotifier::activated (this=0xdaf0568, _t1=1088) at .moc/release-shared/moc_qsocketnotifier.cpp:103
#38 0xb67ea0df in QSocketNotifier::event (this=0xdaf0568, e=0xbfa8c434) at kernel/qsocketnotifier.cpp:317
#39 0xb5cb5ed4 in notify_helper (e=0xbfa8c434, receiver=0xdaf0568, this=0x9bcfdc8) at kernel/qapplication.cpp:4559
#40 QApplicationPrivate::notify_helper (this=0x9bcfdc8, receiver=0xdaf0568, e=0xbfa8c434) at kernel/qapplication.cpp:4531
#41 0xb5cbb30d in QApplication::notify (this=0xbfa8c434, receiver=0xdaf0568, e=0xbfa8c434) at kernel/qapplication.cpp:4288
#42 0x08079937 in kt::App::notify (this=0xbfa8c700, receiver=0xdaf0568, event=0xbfa8c434) at ../../ktorrent/app.cpp:99
#43 0xb67ca97e in QCoreApplication::notifyInternal (this=0xbfa8c700, receiver=0xdaf0568, event=0xbfa8c434) at kernel/qcoreapplication.cpp:876
#44 0xb67fcf48 in sendEvent (event=0xbfa8c434, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#45 socketNotifierSourceDispatch (source=0x9bcf0b8) at kernel/qeventdispatcher_glib.cpp:110
#46 0xb4cffd86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#47 0xb4d00125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#48 0xb4d00201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#49 0xb67fd8e7 in QEventDispatcherGlib::processEvents (this=0x9b87f08, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#50 0xb5d6eaaa in QGuiEventDispatcherGlib::processEvents (this=0x9b87f08, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#51 0xb67c950d in QEventLoop::processEvents (this=0xbfa8c674, flags=...) at kernel/qeventloop.cpp:149
#52 0xb67c97a9 in QEventLoop::exec (this=0xbfa8c674, flags=...) at kernel/qeventloop.cpp:204
#53 0xb67ceeba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#54 0xb5cb3a74 in QApplication::exec () at kernel/qapplication.cpp:3820
#55 0x080678a8 in main (argc=<error reading variable: Cannot access memory at address 0x1504>, argv=<error reading variable: Cannot access memory at address 0x1508>) at ../../ktorrent/main.cpp:177

Possible duplicates by query: bug 299238, bug 294996.

Reported using DrKonqi