Nearly every other connection I experience this segmentation fault:
Application: Plasma (plasmashell), signal: Segmentation faultUsing host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f90eefd27c0 (LWP 23333))]
Thread 10 (Thread 0x7f90d8a02700 (LWP 23336)):
#0 0x00007f90e84d3bbd in poll () at /lib64/libc.so.6
#1 0x00007f90ed427422 in () at /usr/lib64/libxcb.so.1
#2 0x00007f90ed42900f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3 0x00007f90dab533c9 in () at /usr/lib64/libQt5XcbQpa.so.5
#4 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#5 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#6 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 9 (Thread 0x7f90d1bce700 (LWP 23351)):
#0 0x00007f90e84cfc8d in read () at /lib64/libc.so.6
#1 0x00007f90e4befb60 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4bae999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e4baedf8 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8 0x00007f90ebedde18 in () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#10 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 8 (Thread 0x7f90c49fc700 (LWP 23354)):
#0 0x00007f90e84cfc8d in read () at /lib64/libc.so.6
#1 0x00007f90e4befb60 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4bae999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e4baedf8 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8 0x00007f90ebedde18 in () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#10 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 7 (Thread 0x7f90bf06c700 (LWP 23363)):
#0 0x00007f90e84cfc8d in read () at /lib64/libc.so.6
#1 0x00007f90e4befb60 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4bae999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e4baedf8 in () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#5 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#7 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8 0x00007f90ebedde18 in () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#10 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 6 (Thread 0x7f90bd6d1700 (LWP 23476)):
#0 0x00007f90e7ce103f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1 0x00007f90ee6ac86b in () at /usr/lib64/libQt5Script.so.5
#2 0x00007f90ee6ac899 in () at /usr/lib64/libQt5Script.so.5
#3 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#4 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 5 (Thread 0x7f903695f700 (LWP 23578)):
#0 0x00007f90e4befb31 in () at /usr/lib64/libglib-2.0.so.0
#1 0x00007f90e4bae999 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4baedf8 in () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7 0x00007f9036fb3c85 in () at /usr/lib64/qt5/qml/QtQuick/XmlListModel/libqmlxmllistmodelplugin.so
#8 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#9 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 4 (Thread 0x7f903615e700 (LWP 23579)):
#0 0x00007f90e7ce1e80 in pthread_getspecific () at /lib64/libpthread.so.0
#1 0x00007f90e4bd4400 in g_thread_self () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4baef6d in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#7 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#8 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 3 (Thread 0x7f902f924700 (LWP 23580)):
#0 0x00007f90e84d3bbd in poll () at /lib64/libc.so.6
#1 0x00007f90e4baee64 in () at /usr/lib64/libglib-2.0.so.0
#2 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3 0x00007f90e8e00d8b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5 0x00007f90e8bc961a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6 0x00007f90eca79282 in () at /usr/lib64/libQt5Quick.so.5
#7 0x00007f90e8bce32f in () at /usr/lib64/libQt5Core.so.5
#8 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 2 (Thread 0x7f9014e8d700 (LWP 23604)):
#0 0x00007f90de1d7426 in pa_pstream_ref () at /usr/lib64/pulseaudio/libpulsecommon-7.0.so
#1 0x00007f90de1d7e15 in () at /usr/lib64/pulseaudio/libpulsecommon-7.0.so
#2 0x00007f90de1d86ba in () at /usr/lib64/pulseaudio/libpulsecommon-7.0.so
#3 0x00007f90de8411b4 in pa_mainloop_dispatch () at /usr/lib64/libpulse.so.0
#4 0x00007f90de84158a in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#5 0x00007f90de841630 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#6 0x00007f90de84f783 in () at /usr/lib64/libpulse.so.0
#7 0x00007f90de1e7f98 in () at /usr/lib64/pulseaudio/libpulsecommon-7.0.so
#8 0x00007f90e7cdd0a4 in start_thread () at /lib64/libpthread.so.0
#9 0x00007f90e84dbfed in clone () at /lib64/libc.so.6
Thread 1 (Thread 0x7f90eefd27c0 (LWP 23333)):
[KCrash Handler]
#6 0x00007f90e8db2050 in QMetaObject::methodOffset() const () at /usr/lib64/libQt5Core.so.5
#7 0x00007f90e8dda31b in QMetaObject::activate(QObject*, int, void**) () at /usr/lib64/libQt5Core.so.5
#8 0x00007f90ebcaf372 in () at /usr/lib64/libQt5Qml.so.5
#9 0x00007f90ebf1d029 in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f90ebf22a61 in QQmlDelegateModel::_q_layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f90ebf44adf in () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f90ebf4532b in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#13 0x00007f90e8dd9dc1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#14 0x00007f90e8e588d6 in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () at /usr/lib64/libQt5Core.so.5
#15 0x00007f90e8d793c5 in () at /usr/lib64/libQt5Core.so.5
#16 0x00007f90e8d7b248 in () at /usr/lib64/libQt5Core.so.5
#17 0x00007f90e8dd9cc6 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#18 0x00007f90e8e5882c in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib64/libQt5Core.so.5
#19 0x00007f901c5e1eef in NetworkModel::updateItem(NetworkModelItem*) () at /usr/lib64/libplasmanm_internal.so
#20 0x00007f901c5e7a5d in NetworkModel::addActiveConnection(QSharedPointer<NetworkManager::ActiveConnection> const&) () at /usr/lib64/libplasmanm_internal.so
#21 0x00007f901c5e7ff3 in NetworkModel::activeConnectionAdded(QString const&) () at /usr/lib64/libplasmanm_internal.so
#22 0x00007f90e8dd973f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#23 0x00007f901c379ee5 in NetworkManager::Notifier::activeConnectionAdded(QString const&) () at /usr/lib64/libKF5NetworkManagerQt.so.6
#24 0x00007f901c3024d3 in () at /usr/lib64/libKF5NetworkManagerQt.so.6
#25 0x00007f90e8dd973f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#26 0x00007f901c383450 in () at /usr/lib64/libKF5NetworkManagerQt.so.6
#27 0x00007f901c38977b in () at /usr/lib64/libKF5NetworkManagerQt.so.6
#28 0x00007f90e9b51da4 in () at /usr/lib64/libQt5DBus.so.5
#29 0x00007f90e8ddaac6 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#30 0x00007f90ea124e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#31 0x00007f90ea129cc8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#32 0x00007f90e8da9e95 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#33 0x00007f90e8dac057 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#34 0x00007f90e8e018f3 in () at /usr/lib64/libQt5Core.so.5
#35 0x00007f90e4baec84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#36 0x00007f90e4baeed8 in () at /usr/lib64/libglib-2.0.so.0
#37 0x00007f90e4baef7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#38 0x00007f90e8e00d6c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#39 0x00007f90e8da7d53 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#40 0x00007f90e8daf8f6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#41 0x0000000000436b3d in main ()
Apparently an old bug, I found out after searching Google. Apparently fixed (or not?), but nasty at any case.