https://bugs.kde.org/show_bug.cgi?id=365021

            Bug ID: 365021
           Summary: kde crash
           Product: ktorrent
           Version: 4.3.1
          Platform: Mageia RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: joris.guis...@gmail.com
          Reporter: fox4...@yahoo.com

Application: ktorrent (4.3.1)
KDE Platform Version: 4.14.5
Qt Version: 4.8.6
Operating System: Linux 4.4.13-desktop-1.mga5 x86_64
Distribution: "Mageia 5"

-- Information about the crash:
- What I was doing when the application crashed:
Trying to open a Magnet link. KTORRENT Hangs from time to time and or Crashes.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KTorrent (ktorrent), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd2070c77c0 (LWP 2591))]

Thread 5 (Thread 0x7fd1f1758700 (LWP 2593)):
[KCrash Handler]
#5  0x00007fd206c86c31 in utp::Connection::checkTimeout(utp::TimeValue const&)
() from /lib64/libktorrent.so.5
#6  0x00007fd206c7eaac in utp::UTPServer::checkTimeouts() () from
/lib64/libktorrent.so.5
#7  0x00007fd20399988a in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () from /lib64/libQtCore.so.4
#8  0x00007fd20399dc2b in QObject::event(QEvent*) () from /lib64/libQtCore.so.4
#9  0x00007fd203eb479c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQtGui.so.4
#10 0x00007fd203ebae40 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQtGui.so.4
#11 0x000000000043a7b2 in kt::App::notify(QObject*, QEvent*) ()
#12 0x00007fd203985cad in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /lib64/libQtCore.so.4
#13 0x00007fd2039b531b in QTimerInfoList::activateTimers() () from
/lib64/libQtCore.so.4
#14 0x00007fd2039b24c1 in timerSourceDispatch(_GSource*, int (*)(void*), void*)
() from /lib64/libQtCore.so.4
#15 0x00007fd1fe52fc6d in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#16 0x00007fd1fe52ff18 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#17 0x00007fd1fe52ffbc in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#18 0x00007fd2039b2e1e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQtCore.so.4
#19 0x00007fd203984931 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQtCore.so.4
#20 0x00007fd203984c45 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQtCore.so.4
#21 0x00007fd203882899 in QThread::exec() () from /lib64/libQtCore.so.4
#22 0x00007fd203884fff in QThreadPrivate::start(void*) () from
/lib64/libQtCore.so.4
#23 0x00007fd204bf15bd in start_thread () from /lib64/libpthread.so.0
#24 0x00007fd202d2462d in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7fd1e9f9f700 (LWP 2599)):
#0  0x00007fd202d1ed29 in syscall () from /lib64/libc.so.6
#1  0x00007fd203883a62 in QMutexPrivate::wait(int) () from
/lib64/libQtCore.so.4
#2  0x00007fd20387fefd in QMutex::lock() () from /lib64/libQtCore.so.4
#3  0x00007fd206be5fec in net::DownloadThread::update() () from
/lib64/libktorrent.so.5
#4  0x00007fd206be61c9 in net::NetworkThread::run() () from
/lib64/libktorrent.so.5
#5  0x00007fd203884fff in QThreadPrivate::start(void*) () from
/lib64/libQtCore.so.4
#6  0x00007fd204bf15bd in start_thread () from /lib64/libpthread.so.0
#7  0x00007fd202d2462d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7fd1e979e700 (LWP 2600)):
#0  0x00007fd202d31c3b in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fd202ca701d in _int_free () from /lib64/libc.so.6
#2  0x00007fd202caa798 in free () from /lib64/libc.so.6
#3  0x00007fd206c0952c in bt::Packet::~Packet() () from /lib64/libktorrent.so.5
#4  0x00007fd206be1ad1 in net::PacketSocket::write(unsigned int, unsigned long
long) () from /lib64/libktorrent.so.5
#5  0x00007fd206be720e in net::SocketGroup::processLimited(bool, unsigned long
long, unsigned int&) () from /lib64/libktorrent.so.5
#6  0x00007fd206be74b8 in net::SocketGroup::process(bool, unsigned long long,
unsigned int&) () from /lib64/libktorrent.so.5
#7  0x00007fd206be62f2 in net::NetworkThread::doGroupsLimited(unsigned int,
unsigned long long, unsigned int&) () from /lib64/libktorrent.so.5
#8  0x00007fd206be6608 in net::NetworkThread::doGroups(unsigned int, unsigned
long long, unsigned int) () from /lib64/libktorrent.so.5
#9  0x00007fd206be5a95 in net::UploadThread::update() () from
/lib64/libktorrent.so.5
#10 0x00007fd206be61c9 in net::NetworkThread::run() () from
/lib64/libktorrent.so.5
#11 0x00007fd203884fff in QThreadPrivate::start(void*) () from
/lib64/libQtCore.so.4
#12 0x00007fd204bf15bd in start_thread () from /lib64/libpthread.so.0
#13 0x00007fd202d2462d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7fd1e8f9d700 (LWP 2601)):
#0  0x00007fd204bf667f in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007fd2038854f4 in QWaitCondition::wait(QMutex*, unsigned long) () from
/lib64/libQtCore.so.4
#2  0x00007fd206be895a in net::ReverseResolverThread::run() () from
/lib64/libktorrent.so.5
#3  0x00007fd203884fff in QThreadPrivate::start(void*) () from
/lib64/libQtCore.so.4
#4  0x00007fd204bf15bd in start_thread () from /lib64/libpthread.so.0
#5  0x00007fd202d2462d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fd2070c77c0 (LWP 2591)):
#0  0x00007fd202d31c3b in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007fd202caa455 in malloc () from /lib64/libc.so.6
#2  0x00007fd206f2b26e in _dl_map_object_deps () from
/lib64/ld-linux-x86-64.so.2
#3  0x00007fd206f310c0 in dl_open_worker () from /lib64/ld-linux-x86-64.so.2
#4  0x00007fd206f2d0e4 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#5  0x00007fd206f30b33 in _dl_open () from /lib64/ld-linux-x86-64.so.2
#6  0x00007fd202d5ec2d in do_dlopen () from /lib64/libc.so.6
#7  0x00007fd206f2d0e4 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#8  0x00007fd202d5ece4 in __libc_dlopen_mode () from /lib64/libc.so.6
#9  0x00007fd202d324d5 in init () from /lib64/libc.so.6
#10 0x00007fd204bf7ae0 in pthread_once () from /lib64/libpthread.so.0
#11 0x00007fd202d325ec in backtrace () from /lib64/libc.so.6
#12 0x00007fd202c4cb1a in backtrace_and_maps () from /lib64/libc.so.6
#13 0x00007fd202c9f38e in __libc_message () from /lib64/libc.so.6
#14 0x00007fd202ca86ca in _int_malloc () from /lib64/libc.so.6
#15 0x00007fd202caa467 in malloc () from /lib64/libc.so.6
#16 0x00007fd20355d3b8 in operator new(unsigned long) () from
/lib64/libstdc++.so.6
#17 0x00007fd206bf9ae7 in bt::Peer::sendExtProtMsg(unsigned char, QByteArray
const&) () from /lib64/libktorrent.so.5
#18 0x00007fd206c7daeb in bt::MetadataDownload::download(unsigned int) () from
/lib64/libktorrent.so.5
#19 0x00007fd206c7dc8d in bt::MetadataDownload::downloadNext() () from
/lib64/libktorrent.so.5
#20 0x00007fd206c7dfc8 in bt::MetadataDownload::data(unsigned int, QByteArray
const&) () from /lib64/libktorrent.so.5
#21 0x00007fd206c0543b in bt::UTMetaData::data(bt::BDictNode*, QByteArray
const&) () from /lib64/libktorrent.so.5
#22 0x00007fd206c05cd7 in bt::UTMetaData::handlePacket(unsigned char const*,
unsigned int) () from /lib64/libktorrent.so.5
#23 0x00007fd206bfb25b in bt::Peer::handleExtendedPacket(unsigned char const*,
unsigned int) () from /lib64/libktorrent.so.5
#24 0x00007fd206c03845 in bt::PacketReader::update(bt::PeerInterface&) () from
/lib64/libktorrent.so.5
#25 0x00007fd206bf84b8 in bt::Peer::update() () from /lib64/libktorrent.so.5
#26 0x00007fd206bff885 in bt::PeerManager::Private::update() () from
/lib64/libktorrent.so.5
#27 0x000000000044cacf in kt::MagnetModel::updateMagnetDownloaders() ()
#28 0x000000000042c626 in kt::Core::update() ()
#29 0x00000000004341c5 in kt::Core::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) ()
#30 0x00007fd20399988a in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () from /lib64/libQtCore.so.4
#31 0x00007fd20399dc2b in QObject::event(QEvent*) () from /lib64/libQtCore.so.4
#32 0x00007fd203eb479c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQtGui.so.4
#33 0x00007fd203ebae40 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQtGui.so.4
#34 0x000000000043a7b2 in kt::App::notify(QObject*, QEvent*) ()
#35 0x00007fd203985cad in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /lib64/libQtCore.so.4
#36 0x00007fd2039b531b in QTimerInfoList::activateTimers() () from
/lib64/libQtCore.so.4
#37 0x00007fd2039b24c1 in timerSourceDispatch(_GSource*, int (*)(void*), void*)
() from /lib64/libQtCore.so.4
#38 0x00007fd1fe52fc6d in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#39 0x00007fd1fe52ff18 in g_main_context_iterate.isra () from
/lib64/libglib-2.0.so.0
#40 0x00007fd1fe52ffbc in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#41 0x00007fd2039b2e1e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQtCore.so.4
#42 0x00007fd203f524f6 in
QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib64/libQtGui.so.4
#43 0x00007fd203984931 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQtCore.so.4
#44 0x00007fd203984c45 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQtCore.so.4
#45 0x00007fd203989e59 in QCoreApplication::exec() () from
/lib64/libQtCore.so.4
#46 0x0000000000428597 in main ()

Reported using DrKonqi

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