Bug 480181

Application: kdeconnectd (23.08.4)

Qt Version: 5.15.12
Frameworks Version: 5.114.0
Operating System: Linux 6.5.0-14-generic x86_64
Windowing System: X11
Distribution: KDE neon Unstable Edition
DrKonqi: 5.27.10 [KCrashBackend]

-- Information about the crash:
KDE Connect crashes on reboot following a Discover systems update. Fails to connect to previously paired devices

The crash can be reproduced every time.

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

[KCrash Handler]
#4  Device::reloadPlugins (this=this@entry=0x557ceef18d20) at ./core/device.cpp:184
#5  0x00007f5fc51ab591 in Device::addLink (this=0x557ceef18d20, link=<optimized out>) at ./core/device.cpp:292
#6  0x00007f5fc51a63a1 in Daemon::onNewDeviceLink (this=0x7ffea58e76a0, link=0x557cef04b990) at ./core/daemon.cpp:170
#7  0x00007f5fc3af4db4 in QtPrivate::QSlotObjectBase::call (a=0x7ffea58e5d10, r=0x7ffea58e76a0, this=0x557ceef26710) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#8  doActivate<false> (sender=0x557ceeea22d0, signal_index=3, argv=0x7ffea58e5d10) at kernel/qobject.cpp:3925
#9  0x00007f5fc3aede87 in QMetaObject::activate (sender=sender@entry=0x557ceeea22d0, m=m@entry=0x7f5fc51bd7e0 <LinkProvider::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffea58e5d10) at kernel/qobject.cpp:3985
#10 0x00007f5fc5185903 in LinkProvider::onConnectionReceived (this=this@entry=0x557ceeea22d0, _t1=<optimized out>, _t1@entry=0x557cef04b990) at ./obj-x86_64-linux-gnu/core/kdeconnectcore_autogen/CSWKE6ESUK/moc_linkprovider.cpp:178
#11 0x00007f5fc51907c4 in LanLinkProvider::addLink (this=this@entry=0x557ceeea22d0, socket=<optimized out>, deviceInfo=...) at ./core/backends/lan/lanlinkprovider.cpp:614
#12 0x00007f5fc51913cf in LanLinkProvider::encrypted (this=0x557ceeea22d0) at ./core/backends/lan/lanlinkprovider.cpp:377
#13 0x00007f5fc3af4db4 in QtPrivate::QSlotObjectBase::call (a=0x7ffea58e6010, r=0x557ceeea22d0, this=0x557ceeffc190) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false> (sender=0x557ceeff52c0, signal_index=16, argv=0x7ffea58e6010) at kernel/qobject.cpp:3925
#15 0x00007f5fc3aede87 in QMetaObject::activate (sender=sender@entry=0x557ceeff52c0, m=m@entry=0x7f5fc37f40e0 <QSslSocket::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3985
#16 0x00007f5fc375e6e4 in QSslSocket::encrypted (this=this@entry=0x557ceeff52c0) at .moc/moc_qsslsocket.cpp:317
#17 0x00007f5fc377e8b3 in QSslSocketBackendPrivate::continueHandshake (this=0x557ceef05430) at ssl/qsslsocket_openssl.cpp:2045
#18 0x00007f5fc378521b in QSslSocketBackendPrivate::startHandshake (this=this@entry=0x557ceef05430) at ssl/qsslsocket_openssl.cpp:1480
#19 0x00007f5fc37859e3 in QSslSocketBackendPrivate::transmit (this=0x557ceef05430) at ssl/qsslsocket_openssl.cpp:1136
#20 0x00007f5fc3af4de8 in doActivate<false> (sender=0x557ceeff47e0, signal_index=3, argv=0x7ffea58e7270) at kernel/qobject.cpp:3937
#21 0x00007f5fc3aede87 in QMetaObject::activate (sender=sender@entry=0x557ceeff47e0, m=m@entry=0x7f5fc3d5b960 <QIODevice::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3985
#22 0x00007f5fc39e77c4 in QIODevice::readyRead (this=this@entry=0x557ceeff47e0) at .moc/moc_qiodevice.cpp:190
#23 0x00007f5fc37342ff in QAbstractSocketPrivate::emitReadyRead (channel=0, this=0x557ceeff7cd0) at socket/qabstractsocket.cpp:1323
#24 QAbstractSocketPrivate::canReadNotification (this=0x557ceeff7cd0) at socket/qabstractsocket.cpp:748
#25 0x00007f5fc3747439 in QReadNotifier::event (this=<optimized out>, e=<optimized out>) at socket/qnativesocketengine.cpp:1274
#26 0x00007f5fc476c783 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x557ceeba4d90, e=0x7ffea58e73b0) at kernel/qapplication.cpp:3640
#27 0x00007f5fc3abd30a in QCoreApplication::notifyInternal2 (receiver=0x557ceeba4d90, event=0x7ffea58e73b0) at kernel/qcoreapplication.cpp:1064
#28 0x00007f5fc3b17405 in socketNotifierSourceDispatch (source=0x557ceec787f0) at kernel/qeventdispatcher_glib.cpp:107
#29 0x00007f5fc2443d3b in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f5fc2499258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f5fc24413e3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f5fc3b1686e in QEventDispatcherGlib::processEvents (this=0x557ceec789d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#33 0x00007f5fc3abbc2b in QEventLoop::exec (this=this@entry=0x7ffea58e75c0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#34 0x00007f5fc3ac41d4 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#35 0x0000557cedf0e001 in main (argc=<optimized out>, argv=<optimized out>) at ./daemon/kdeconnectd.cpp:186
[Inferior 1 (process 1181) detached]

Reported using DrKonqi