Application: ktorrent (5.1.0)

Qt Version: 5.11.1
Frameworks Version: 5.48.0
Operating System: Linux 4.18.10-200.fc28.x86_64 x86_64
Distribution: "Fedora release 28 (Twenty Eight)"

-- Information about the crash:
- What I was doing when the application crashed:
close the app

this happens about 1/3 of the time. has happened since atleast fedora 28 being released.

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 0x7f88db598940 (LWP 12463))]

Thread 4 (Thread 0x7f88ad7ac700 (LWP 12483)):
#0  0x00007f88e7dd8730 in nanosleep () at /lib64/libc.so.6
#1  0x00007f88e8cb5b15 in qt_nanosleep(timespec) () at /lib64/libQt5Core.so.5
#2  0x00007f88ee8c99bd in net::UploadThread::update() () at /lib64/libKF5Torrent.so.6
#3  0x00007f88ee8c9fa9 in net::NetworkThread::run() () at /lib64/libKF5Torrent.so.6
#4  0x00007f88e8ad5b4b in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007f88e3995594 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f88e7e0be6f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f88adfad700 (LWP 12482)):
#0  0x00007f88e7e013e9 in poll () at /lib64/libc.so.6
#1  0x00007f88ee8ccd2a in net::Poll::poll(int) () at /lib64/libKF5Torrent.so.6
#2  0x00007f88ee8c9cca in net::DownloadThread::waitForSocketReady() () at /lib64/libKF5Torrent.so.6
#3  0x00007f88ee8c9d5a in net::DownloadThread::update() () at /lib64/libKF5Torrent.so.6
#4  0x00007f88ee8c9fa9 in net::NetworkThread::run() () at /lib64/libKF5Torrent.so.6
#5  0x00007f88e8ad5b4b in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#6  0x00007f88e3995594 in start_thread () at /lib64/libpthread.so.0
#7  0x00007f88e7e0be6f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f88c6ec2700 (LWP 12467)):
#0  0x00007f88e7e013e9 in poll () at /lib64/libc.so.6
#1  0x00007f88dfac2bc6 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007f88dfac2cf0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f88e8cb62ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f88e8c64b7b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f88e8acc6b6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f88e9a867b9 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007f88e8ad5b4b in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f88e3995594 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f88e7e0be6f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f88db598940 (LWP 12463)):
[KCrash Handler]
#6  0x00007f88ee8ee7db in bt::AccessManager::~AccessManager() () at /lib64/libKF5Torrent.so.6
#7  0x00007f88e7d4b5ec in __run_exit_handlers () at /lib64/libc.so.6
#8  0x00007f88e7d4b71c in  () at /lib64/libc.so.6
#9  0x00007f88e7d35122 in __libc_start_main () at /lib64/libc.so.6
#10 0x000055ccdbc7643a in _start ()

The reporter indicates this bug may be a duplicate of or related to bug 369352.

Reported using DrKonqi