Hi all,

Here's the bit from a bit before where it started -

[New Thread 0x7fffc098f700 (LWP 3437)]
[Thread 0x7fffc098f700 (LWP 3437) exited]
[New Thread 0x7fffc098f700 (LWP 32199)]
Thread 17 "QNetworkAccessM" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffc1991700 (LWP 28076)]
0x00007ffff6bf5ba4 in QHttpNetworkConnectionChannel::sendRequest
(this=<optimized out>) at access/qhttpnetworkconnectionchannel.cpp:251
251     access/qhttpnetworkconnectionchannel.cpp: No such file or directory.
(gdb) thread apply all bt

Thread 40 (Thread 0x7fffc098f700 (LWP 32199)):
#0  0x00007ffff66133f9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7fffc098ec10, expected=0, futex_word=0x7fffa0025180) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007ffff66133f9 in __pthread_cond_wait_common
(abstime=0x7fffc098ecd0, mutex=0x7fffa0025130, cond=0x7fffa0025158) at
pthread_cond_wait.c:533
#2  0x00007ffff66133f9 in __pthread_cond_timedwait
(cond=cond@entry=0x7fffa0025158, mutex=mutex@entry=0x7fffa0025130,
abstime=abstime@entry=0x7fffc098ecd0) at pthread_cond_wait.c:667
#3  0x00007ffff66e913c in
QWaitConditionPrivate::wait_relative(unsigned long) (time=30000,
this=0x7fffa0025130) at thread/qwaitcondition_unix.cpp:133
#4  0x00007ffff66e913c in QWaitConditionPrivate::wait(unsigned long)
(time=30000, this=0x7fffa0025130) at
thread/qwaitcondition_unix.cpp:141
#5  0x00007ffff66e913c in QWaitCondition::wait(QMutex*, unsigned long)
(this=this@entry=0x7fffa0024de0, mutex=mutex@entry=0x7fffa0002770,
time=30000) at thread/qwaitcondition_unix.cpp:215
#6  0x00007ffff66e1232 in QThreadPoolThread::run()
(this=0x7fffa0024dd0) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:240
#7  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x7fffa0024dd0) at thread/qthread_unix.cpp:367
#8  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fffc1991700 (LWP 28076)):
#0  0x00007ffff6bf5ba4 in QHttpNetworkConnectionChannel::sendRequest()
(this=<optimized out>) at access/qhttpnetworkconnectionchannel.cpp:251
#1  0x00007ffff6bf4c69 in
QHttpNetworkConnectionPrivate::_q_startNextRequest()
(this=0x7fffa00d6220) at access/qhttpnetworkconnection.cpp:1044
#2  0x00007ffff68ba182 in QObject::event(QEvent*)
(this=0x7fffa00aae90, e=<optimized out>) at kernel/qobject.cpp:1251
#3  0x00007ffff74854b1 in QApplicationPrivate::notify_helper(QObject*,
QEvent*) (this=this@entry=0x555555db9840,
receiver=receiver@entry=0x7fffa00aae90, e=e@entry=0x7fff98001fa0) at
kernel/qapplication.cpp:3726
#4  0x00007ffff748c950 in QApplication::notify(QObject*, QEvent*)
(this=0x555555db9780, receiver=0x7fffa00aae90, e=0x7fff98001fa0) at
kernel/qapplication.cpp:3485
#5  0x000055555568ac42 in Application::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x7fffa00aae90, event=<optimized out>)
at ../../src/app/application.cpp:622
#6  0x00007ffff68905a9 in QCoreApplication::notifyInternal2(QObject*,
QEvent*) (receiver=0x7fffa00aae90, event=0x7fff98001fa0) at
../../include/QtCore/5.11.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#7  0x00007ffff689359b in QCoreApplication::sendEvent(QObject*,
QEvent*) (event=0x7fff98001fa0, receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#8  0x00007ffff689359b in
QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*)
(receiver=0x0, event_type=0, data=0x5555561a83f0) at
kernel/qcoreapplication.cpp:1744
#9  0x00007ffff68e2233 in postEventSourceDispatch(GSource*,
GSourceFunc, gpointer) (s=0x7fffa0003f10) at
kernel/qeventdispatcher_glib.cpp:276
#10 0x00007ffff5554f2e in g_main_dispatch (context=0x7fffa0000bf0) at
../../../glib/gmain.c:3182
#11 0x00007ffff5554f2e in g_main_context_dispatch
(context=context@entry=0x7fffa0000bf0) at ../../../glib/gmain.c:3847
#12 0x00007ffff55551c8 in g_main_context_iterate
(context=context@entry=0x7fffa0000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3920
#13 0x00007ffff555525c in g_main_context_iteration
(context=0x7fffa0000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#14 0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffa0000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#15 0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffc1990d60, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#16 0x00007ffff66deec6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#17 0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x5555567bb200) at thread/qthread_unix.cpp:367
#18 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#19 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fffc2192700 (LWP 28075)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x5555561a0ea8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x5555561a0e58, cond=0x5555561a0e80) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait (cond=0x5555561a0e80,
mutex=0x5555561a0e58) at pthread_cond_wait.c:655
#3  0x00007fffc27aae63 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007fffc27aabb7 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fffd0ff9700 (LWP 28074)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x7fffbc002ab0, nfds=1,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=1, fds=0x7fffbc002ab0, timeout=<optimized out>,
context=0x7fffbc000bf0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffbc000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffbc000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffbc000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffd0ff8d60, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007ffff66deec6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x5555560defa0) at thread/qthread_unix.cpp:367
#8  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fffd17fa700 (LWP 28073)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x7fffc8003110, nfds=1,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=1, fds=0x7fffc8003110, timeout=<optimized out>,
context=0x7fffc8000bf0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffc8000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffc8000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffc8000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffd17f9d60, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007ffff66deec6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x555556031100) at thread/qthread_unix.cpp:367
#8  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fffd1ffb700 (LWP 28072)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x7fffc4003110, nfds=1,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=1, fds=0x7fffc4003110, timeout=<optimized out>,
context=0x7fffc4000bf0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffc4000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffc4000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffc4000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffd1ffad60, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007ffff66deec6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x555556031050) at thread/qthread_unix.cpp:367
#8  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffd27fc700 (LWP 28071)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x555556127f10) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x555556127ea8, cond=0x555556127ee8) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait
(cond=cond@entry=0x555556127ee8, mutex=0x555556127ea8) at
pthread_cond_wait.c:655
#3  0x00007ffff7bde4a8 in
libtorrent::condition_variable::wait_impl<boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>
>(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127ee8, l=...) at ../../src/thread.cpp:155
#4  0x00007ffff7bde465 in
libtorrent::condition_variable::wait(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127ee8, l=...) at ../../src/thread.cpp:282
#5  0x00007ffff7a6db90 in libtorrent::disk_io_thread::thread_fun(int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>)
(this=0x555556127790, thread_id=3,
type=libtorrent::disk_io_thread::hasher_thread, w=...) at
../../src/disk_io_thread.cpp:3371
#6  0x00007ffff7a6f2f1 in boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>
>::operator()(libtorrent::disk_io_thread*, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>) const (a3=...,
a2=<optimized out>, a1=<optimized out>, p=<optimized out>,
this=<optimized out>) at /usr/include/c++/8/bits/atomic_base.h:512
#7  0x00007ffff7a6f2f1 in
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> >
>::operator()<boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >&,
boost::_bi::list0&, int) (a=<synthetic pointer>..., f=...,
this=<optimized out>) at /usr/include/boost/bind/bind.hpp:463
#8  0x00007ffff7a6f2f1 in boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
>::operator()() (this=<optimized out>) at
/usr/include/boost/bind/bind.hpp:1294
#9  0x00007ffff7a6f2f1 in
boost::asio::detail::posix_thread::func<boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
> >::run() (this=<optimized out>) at
/usr/include/boost/asio/detail/posix_thread.hpp:86
#10 0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x7fffd8004910) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#11 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#12 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffd2ffd700 (LWP 28070)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x555556127ea4) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x555556127ea8, cond=0x555556127e78) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait
(cond=cond@entry=0x555556127e78, mutex=0x555556127ea8) at
pthread_cond_wait.c:655
#3  0x00007ffff7bde4a8 in
libtorrent::condition_variable::wait_impl<boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>
>(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:155
#4  0x00007ffff7bde465 in
libtorrent::condition_variable::wait(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:282
#5  0x00007ffff7a6daf7 in libtorrent::disk_io_thread::thread_fun(int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>)
(this=0x555556127790, thread_id=2,
type=libtorrent::disk_io_thread::generic_thread, w=...) at
../../src/disk_io_thread.cpp:3354
#6  0x00007ffff7a6f2f1 in boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>
>::operator()(libtorrent::disk_io_thread*, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>) const (a3=...,
a2=<optimized out>, a1=<optimized out>, p=<optimized out>,
this=<optimized out>) at /usr/include/c++/8/bits/atomic_base.h:512
#7  0x00007ffff7a6f2f1 in
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> >
>::operator()<boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >&,
boost::_bi::list0&, int) (a=<synthetic pointer>..., f=...,
this=<optimized out>) at /usr/include/boost/bind/bind.hpp:463
#8  0x00007ffff7a6f2f1 in boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
>::operator()() (this=<optimized out>) at
/usr/include/boost/bind/bind.hpp:1294
#9  0x00007ffff7a6f2f1 in
boost::asio::detail::posix_thread::func<boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
> >::run() (this=<optimized out>) at
/usr/include/boost/asio/detail/posix_thread.hpp:86
#10 0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x7fffd80046b0) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#11 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#12 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fffd37fe700 (LWP 28069)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x555556127ea4) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x555556127ea8, cond=0x555556127e78) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait
(cond=cond@entry=0x555556127e78, mutex=0x555556127ea8) at
pthread_cond_wait.c:655
#3  0x00007ffff7bde4a8 in
libtorrent::condition_variable::wait_impl<boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>
>(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:155
#4  0x00007ffff7bde465 in
libtorrent::condition_variable::wait(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:282
#5  0x00007ffff7a6daf7 in libtorrent::disk_io_thread::thread_fun(int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>)
(this=0x555556127790, thread_id=1,
type=libtorrent::disk_io_thread::generic_thread, w=...) at
../../src/disk_io_thread.cpp:3354
#6  0x00007ffff7a6f2f1 in boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>
>::operator()(libtorrent::disk_io_thread*, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>) const (a3=...,
a2=<optimized out>, a1=<optimized out>, p=<optimized out>,
this=<optimized out>) at /usr/include/c++/8/bits/atomic_base.h:512
#7  0x00007ffff7a6f2f1 in
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> >
>::operator()<boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >&,
boost::_bi::list0&, int) (a=<synthetic pointer>..., f=...,
this=<optimized out>) at /usr/include/boost/bind/bind.hpp:463
#8  0x00007ffff7a6f2f1 in boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
>::operator()() (this=<optimized out>) at
/usr/include/boost/bind/bind.hpp:1294
#9  0x00007ffff7a6f2f1 in
boost::asio::detail::posix_thread::func<boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
> >::run() (this=<optimized out>) at
/usr/include/boost/asio/detail/posix_thread.hpp:86
#10 0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x7fffd8001da0) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#11 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#12 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffd3fff700 (LWP 28068)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x555556127ea4) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x555556127ea8, cond=0x555556127e78) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait
(cond=cond@entry=0x555556127e78, mutex=0x555556127ea8) at
pthread_cond_wait.c:655
#3  0x00007ffff7bde4a8 in
libtorrent::condition_variable::wait_impl<boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>
>(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:155
#4  0x00007ffff7bde465 in
libtorrent::condition_variable::wait(boost::asio::detail::scoped_lock<boost::asio::detail::posix_mutex>&)
(this=this@entry=0x555556127e78, l=...) at ../../src/thread.cpp:282
#5  0x00007ffff7a6daf7 in libtorrent::disk_io_thread::thread_fun(int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>)
(this=0x555556127790, thread_id=0,
type=libtorrent::disk_io_thread::generic_thread, w=...) at
../../src/disk_io_thread.cpp:3354
#6  0x00007ffff7a6f2f1 in boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>
>::operator()(libtorrent::disk_io_thread*, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work>) const (a3=...,
a2=<optimized out>, a1=<optimized out>, p=<optimized out>,
this=<optimized out>) at /usr/include/c++/8/bits/atomic_base.h:512
#7  0x00007ffff7a6f2f1 in
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> >
>::operator()<boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf3<void,
libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >&,
boost::_bi::list0&, int) (a=<synthetic pointer>..., f=...,
this=<optimized out>) at /usr/include/boost/bind/bind.hpp:463
#8  0x00007ffff7a6f2f1 in boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
>::operator()() (this=<optimized out>) at
/usr/include/boost/bind/bind.hpp:1294
#9  0x00007ffff7a6f2f1 in
boost::asio::detail::posix_thread::func<boost::_bi::bind_t<void,
boost::_mfi::mf3<void, libtorrent::disk_io_thread, int,
libtorrent::disk_io_thread::thread_type_t,
boost::shared_ptr<boost::asio::io_context::work> >,
boost::_bi::list4<boost::_bi::value<libtorrent::disk_io_thread*>,
boost::_bi::value<int>,
boost::_bi::value<libtorrent::disk_io_thread::thread_type_t>,
boost::_bi::value<boost::shared_ptr<boost::asio::io_context::work> > >
> >::run() (this=<optimized out>) at
/usr/include/boost/asio/detail/posix_thread.hpp:86
#10 0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x5555560e1020) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#11 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#12 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffe8ea5700 (LWP 28067)):
#0  0x00007ffff661300c in futex_wait_cancelable (private=0,
expected=0, futex_word=0x5555561019a8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff661300c in __pthread_cond_wait_common (abstime=0x0,
mutex=0x555556101948, cond=0x555556101980) at pthread_cond_wait.c:502
#2  0x00007ffff661300c in __pthread_cond_wait
(cond=cond@entry=0x555556101980, mutex=0x555556101948) at
pthread_cond_wait.c:655
#3  0x00007ffff7a8cacc in
boost::asio::detail::posix_event::wait<boost::asio::detail::conditionally_enabled_mutex::scoped_lock>(boost::asio::detail::conditionally_enabled_mutex::scoped_lock&)
(lock=..., this=<optimized out>) at
/usr/include/boost/asio/detail/conditionally_enabled_mutex.hpp:98
#4  0x00007ffff7a8cacc in
boost::asio::detail::conditionally_enabled_event::wait(boost::asio::detail::conditionally_enabled_mutex::scoped_lock&)
(lock=..., this=0x555556101978) at
/usr/include/boost/asio/detail/conditionally_enabled_event.hpp:89
#5  0x00007ffff7a8cacc in
boost::asio::detail::scheduler::do_run_one(boost::asio::detail::conditionally_enabled_mutex::scoped_lock&,
boost::asio::detail::scheduler_thread_info&, boost::system::error_code
const&) (ec=..., this_thread=..., lock=..., this=0x555556101910) at
/usr/include/boost/asio/detail/impl/scheduler.ipp:409
#6  0x00007ffff7a8cacc in
boost::asio::detail::scheduler::run(boost::system::error_code&)
(this=0x555556101910, ec=...) at
/usr/include/boost/asio/detail/impl/scheduler.ipp:154
#7  0x00007ffff7a8f81a in boost::asio::io_context::run()
(this=0x5555560e0e30) at
/usr/include/boost/asio/impl/io_context.ipp:62
#8  0x00007ffff7a8f81a in
boost::asio::detail::resolver_service_base::work_io_context_runner::operator()()
(this=<optimized out>) at
/usr/include/boost/asio/detail/impl/resolver_service_base.ipp:32
#9  0x00007ffff7a8f81a in
boost::asio::detail::posix_thread::func<boost::asio::detail::resolver_service_base::work_io_context_runner>::run()
(this=<optimized out>) at
/usr/include/boost/asio/detail/posix_thread.hpp:86
#10 0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x7fffd80011f0) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#11 0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#12 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffe96a6700 (LWP 28066)):
#0  0x00007ffff621ab4f in epoll_wait (epfd=22,
events=events@entry=0x7fffe96a5620, maxevents=maxevents@entry=128,
timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007ffff7a8af17 in
boost::asio::detail::epoll_reactor::run(long,
boost::asio::detail::op_queue<boost::asio::detail::scheduler_operation>&)
(this=0x5555560cf0a0, usec=<optimized out>, ops=...) at
/usr/include/boost/asio/detail/impl/epoll_reactor.ipp:471
#2  0x00007ffff7a8c9ba in
boost::asio::detail::scheduler::do_run_one(boost::asio::detail::conditionally_enabled_mutex::scoped_lock&,
boost::asio::detail::scheduler_thread_info&, boost::system::error_code
const&) (ec=..., this_thread=..., lock=..., this=0x555556108c80) at
/usr/include/boost/asio/detail/impl/scheduler.ipp:385
#3  0x00007ffff7a8c9ba in
boost::asio::detail::scheduler::run(boost::system::error_code&)
(this=0x555556108c80, ec=...) at
/usr/include/boost/asio/detail/impl/scheduler.ipp:154
#4  0x00007ffff7b59da8 in boost::asio::io_context::run()
(this=0x5555561072f0) at
/usr/include/boost/asio/impl/io_context.ipp:62
#5  0x00007ffff7a6e8ef in
boost::asio::detail::boost_asio_detail_posix_thread_function(void*)
(arg=0x5555560e10a0) at
/usr/include/boost/asio/detail/impl/posix_thread.ipp:74
#6  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#7  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fffe9ee6700 (LWP 28065)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x7fffd401bb40, nfds=4,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=4, fds=0x7fffd401bb40, timeout=<optimized out>,
context=0x7fffd4000bf0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffd4000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffd4000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffd4000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffe9ee5d30, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007ffff66deec6 in QThread::exec()
(this=this@entry=0x7ffff6d99d60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007ffff6d19545 in QDBusConnectionManager::run()
(this=0x7ffff6d99d60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#8  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x7ffff6d99d60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:367
#9  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fffea721700 (LWP 28064)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x7fffe0002ce0, nfds=1,
timeout=9990) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=1, fds=0x7fffe0002ce0, timeout=<optimized out>,
context=0x7fffe0000bf0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffe0000bf0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffe0000bf0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7fffe0000b20, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffea720d60, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007ffff66deec6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x555555feb3b0) at thread/qthread_unix.cpp:367
#8  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffeaf84700 (LWP 28063)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x555555ed5a80, nfds=2,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=2, fds=0x555555ed5a80, timeout=<optimized out>,
context=0x555555ed3d90) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=0x555555ed3d90, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff55554c2 in g_main_loop_run (loop=0x555555ed3ed0) at
../../../glib/gmain.c:4116
#4  0x00007ffff01d1f66 in gdbus_shared_thread_func
(user_data=0x555555ed3d60) at ../../../gio/gdbusprivate.c:275
#5  0x00007ffff557d425 in g_thread_proxy (data=0x555555e974f0) at
../../../glib/gthread.c:784
#6  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#7  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffeb785700 (LWP 28062)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x555555ec39e0, nfds=1,
timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=1, fds=0x555555ec39e0, timeout=<optimized out>,
context=0x555555ec36d0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x555555ec36d0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x555555ec36d0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff55552a1 in glib_worker_main (data=<optimized out>) at
../../../glib/gmain.c:5861
#5  0x00007ffff557d425 in g_thread_proxy (data=0x555555e97450) at
../../../glib/gthread.c:784
#6  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#7  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7ffff1ae0700 (LWP 28061)):
#0  0x00007ffff620fb69 in __GI___poll (fds=fds@entry=0x7ffff1adfc78,
nfds=nfds@entry=1, timeout=timeout@entry=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff334ccf7 in poll (__timeout=-1, __nfds=1,
__fds=0x7ffff1adfc78) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007ffff334ccf7 in _xcb_conn_wait (c=c@entry=0x555555dcd8d0,
cond=cond@entry=0x555555dcd910, vector=vector@entry=0x0,
count=count@entry=0x0) at ../../src/xcb_conn.c:479
#3  0x00007ffff334e91a in xcb_wait_for_event (c=0x555555dcd8d0) at
../../src/xcb_in.c:697
#4  0x00007ffff2a9ad79 in QXcbEventReader::run() (this=0x555555dd8050)
at qxcbconnection.h:409
#5  0x00007ffff66e8aa7 in QThreadPrivate::start(void*)
(arg=0x555555dd8050) at thread/qthread_unix.cpp:367
#6  0x00007ffff660cfa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#7  0x00007ffff621a82f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffff2ef0840 (LWP 27283)):
#0  0x00007ffff620fb69 in __GI___poll (fds=0x55555775fa40, nfds=6,
timeout=768) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff5555136 in g_main_context_poll (priority=<optimized
out>, n_fds=6, fds=0x55555775fa40, timeout=<optimized out>,
context=0x7fffec004ff0) at ../../../glib/gmain.c:4221
#2  0x00007ffff5555136 in g_main_context_iterate
(context=context@entry=0x7fffec004ff0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:3915
#3  0x00007ffff555525c in g_main_context_iteration
(context=0x7fffec004ff0, may_block=may_block@entry=1) at
../../../glib/gmain.c:3981
#4  0x00007ffff68e1863 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x555555f928e0, flags=...) at
kernel/qeventdispatcher_glib.cpp:422
#5  0x00007ffff2b313e1 in
QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x555555f928e0, flags=...) at qeventdispatcher_glib.cpp:69
#6  0x00007ffff688f27b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7fffffffdf20, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007ffff6897262 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x000055555568cfb0 in Application::exec(QStringList const&)
(this=this@entry=0x555555db9780, params=...) at
../../src/app/application.cpp:567
#9  0x000055555567c163 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at ../../src/app/main.cpp:253'



-- 
          Regards,
          Shirish Agarwal  शिरीष अग्रवाल
  My quotes in this email licensed under CC 3.0
http://creativecommons.org/licenses/by-nc/3.0/
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