Application: kdeconnectd (21.04.1)

Qt Version: 5.15.3
Frameworks Version: 5.82.0
Operating System: Linux 5.4.0-74-generic x86_64
Windowing System: X11
Drkonqi Version: 5.21.5
Distribution: KDE neon User Edition 5.21

-- Information about the crash:
- What I was doing when the application crashed:
I recently got a new updates from neon packages after updationand restart it happend every time.
- Custom settings of the application:

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Connect Daemon (kdeconnectd), signal: Segmentation fault

[New LWP 1439]
[New LWP 1457]
[New LWP 1537]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f189c323aff in __GI___poll (fds=0x7ffe0e8145e8, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7f18987f6d40 (LWP 1427))]

Thread 4 (Thread 0x7f1894c79700 (LWP 1537)):
#0  0x00007f189ae65508 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f189ae178e1 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f189ae1829b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f189ae184a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f189c8f1b3b in QEventDispatcherGlib::processEvents (this=0x7f188c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f189c895dcb in QEventLoop::exec (this=this@entry=0x7f1894c78ce0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f189c6afbb2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f189c6b0d4c in QThreadPrivate::start (arg=0x557be294ee10) at thread/qthread_unix.cpp:329
#8  0x00007f189b839609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f189c330293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f1895e8a700 (LWP 1457)):
#0  0x00007f189c323aff in __GI___poll (fds=0x7f1888013290, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f189ae1836e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f189ae184a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f189c8f1b3b in QEventDispatcherGlib::processEvents (this=0x7f1888000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f189c895dcb in QEventLoop::exec (this=this@entry=0x7f1895e89cb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f189c6afbb2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f189d21af4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f189c6b0d4c in QThreadPrivate::start (arg=0x7f189d29ed80) at thread/qthread_unix.cpp:329
#8  0x00007f189b839609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f189c330293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f1897a01700 (LWP 1439)):
#0  0x00007f189c323aff in __GI___poll (fds=0x7f1897a00be8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f189a984c1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f189a98690a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f1898145e88 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f189c6b0d4c in QThreadPrivate::start (arg=0x557be281e7b0) at thread/qthread_unix.cpp:329
#5  0x00007f189b839609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f189c330293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f18987f6d40 (LWP 1427)):
[KCrash Handler]
#4  Device::reloadPlugins (this=this@entry=0x557be29cdad0) at ./core/device.cpp:192
#5  0x00007f189de84562 in Device::addLink (this=this@entry=0x557be29cdad0, identityPacket=..., link=<optimized out>, link@entry=0x557be2a609f0) at ./core/device.cpp:302
#6  0x00007f189de77b73 in Daemon::onNewDeviceLink (this=0x7ffe0e816e10, identityPacket=..., dl=0x557be2a609f0) at ./core/daemon.cpp:206
#7  0x00007f189c8ce2ee in QtPrivate::QSlotObjectBase::call (a=0x7ffe0e8152e0, r=0x7ffe0e816e10, this=0x557be29cd840) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#8  doActivate<false> (sender=0x557be2928190, signal_index=3, argv=0x7ffe0e8152e0) at kernel/qobject.cpp:3886
#9  0x00007f189c8c76b7 in QMetaObject::activate (sender=sender@entry=0x557be2928190, m=m@entry=0x7f189de9c880 <LinkProvider::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffe0e8152e0) at kernel/qobject.cpp:3946
#10 0x00007f189de39e48 in LinkProvider::onConnectionReceived (this=this@entry=0x557be2928190, _t1=..., _t2=<optimized out>, _t2@entry=0x557be2a609f0) at ./obj-x86_64-linux-gnu/core/kdeconnectcore_autogen/CSWKE6ESUK/moc_linkprovider.cpp:169
#11 0x00007f189de49ad8 in LanLinkProvider::addLink (this=this@entry=0x557be2928190, deviceId=..., socket=<optimized out>, receivedPacket=receivedPacket@entry=0x557be28cc950, connectionOrigin=connectionOrigin@entry=LanDeviceLink::Locally) at ./core/backends/lan/lanlinkprovider.cpp:627
#12 0x00007f189de4a32f in LanLinkProvider::encrypted (this=0x557be2928190) at ./core/backends/lan/lanlinkprovider.cpp:372
#13 0x00007f189c8ce2ee in QtPrivate::QSlotObjectBase::call (a=0x7ffe0e815530, r=0x557be2928190, this=0x557be28cb610) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false> (sender=0x557be2992c00, signal_index=16, argv=0x7ffe0e815530) at kernel/qobject.cpp:3886
#15 0x00007f189c8c76b7 in QMetaObject::activate (sender=sender@entry=0x557be2992c00, m=m@entry=0x7f189c0fa0e0 <QSslSocket::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#16 0x00007f189c0562d4 in QSslSocket::encrypted (this=this@entry=0x557be2992c00) at .moc/moc_qsslsocket.cpp:317
#17 0x00007f189c085923 in QSslSocketBackendPrivate::continueHandshake (this=0x557be29c81c0) at ssl/qsslsocket_openssl.cpp:1995
#18 0x00007f189c08c100 in QSslSocketBackendPrivate::startHandshake (this=this@entry=0x557be29c81c0) at ssl/qsslsocket_openssl.cpp:1440
#19 0x00007f189c08c656 in QSslSocketBackendPrivate::transmit (this=0x557be29c81c0) at ssl/qsslsocket_openssl.cpp:1114
#20 0x00007f189c05ecf0 in QSslSocket::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ssl/qsslsocket.h:227
#21 0x00007f189c8ce320 in doActivate<false> (sender=0x557be28cc0c0, signal_index=3, argv=0x7ffe0e8167e0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#22 0x00007f189c8c76b7 in QMetaObject::activate (sender=sender@entry=0x557be28cc0c0, m=m@entry=0x7f189cb2e300 <QIODevice::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#23 0x00007f189c7c7b24 in QIODevice::readyRead (this=this@entry=0x557be28cc0c0) at .moc/moc_qiodevice.cpp:190
#24 0x00007f189c0228e4 in QAbstractSocketPrivate::emitReadyRead (this=this@entry=0x557be2a2ee80, channel=channel@entry=0) at socket/qabstractsocket.cpp:1323
#25 0x00007f189c022979 in QAbstractSocketPrivate::canReadNotification (this=0x557be2a2ee80) at socket/qabstractsocket.cpp:748
#26 0x00007f189c034c89 in QReadNotifier::event (this=<optimized out>, e=<optimized out>) at socket/qnativesocketengine.cpp:1274
#27 0x00007f189d40ddc3 in QApplicationPrivate::notify_helper (this=this@entry=0x557be281c7b0, receiver=receiver@entry=0x557be28cba40, e=e@entry=0x7ffe0e816af0) at kernel/qapplication.cpp:3632
#28 0x00007f189d416bb8 in QApplication::notify (this=0x7ffe0e816dd0, receiver=0x557be28cba40, e=0x7ffe0e816af0) at kernel/qapplication.cpp:3156
#29 0x00007f189c8972ca in QCoreApplication::notifyInternal2 (receiver=0x557be28cba40, event=0x7ffe0e816af0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#30 0x00007f189c8f2725 in socketNotifierSourceDispatch (source=0x557be28e6320) at kernel/qeventdispatcher_glib.cpp:107
#31 0x00007f189ae1817d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f189ae18400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f189ae184a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f189c8f1b3b in QEventDispatcherGlib::processEvents (this=0x557be28f7f30, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#35 0x00007f189c895dcb in QEventLoop::exec (this=this@entry=0x7ffe0e816d00, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#36 0x00007f189c89df84 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#37 0x0000557be24d1016 in main (argc=<optimized out>, argv=<optimized out>) at ./daemon/kdeconnectd.cpp:174
[Inferior 1 (process 1427) detached]

Reported using DrKonqi