Application: plasma-discover (5.12.5)

Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-22-generic x86_64
Distribution: Ubuntu 18.04 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Selected wireshark gtk option to get more information in Discovery app

-- Backtrace:
Application: Discover (plasma-discover), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f658e59c800 (LWP 2874))]

Thread 10 (Thread 0x7f65425a2700 (LWP 2920)):
#0  0x00007f6589b5dbf9 in __GI___poll (fds=0x7f6534002960, nfds=1, timeout=91402) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f658434f439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658647c6db in start_thread (arg=0x7f65425a2700) at pthread_create.c:463
#8  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f65529e1700 (LWP 2917)):
#0  0x00007f6584394cd9 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f658434f538 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658647c6db in start_thread (arg=0x7f65529e1700) at pthread_create.c:463
#7  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f65439dc700 (LWP 2886)):
#0  0x00007f6589b5dbf9 in __GI___poll (fds=0x7f653c00d340, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f658434f439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658647c6db in start_thread (arg=0x7f65439dc700) at pthread_create.c:463
#8  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f6553fff700 (LWP 2882)):
#0  0x00007f6584394cd9 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f658434f3fe in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658647c6db in start_thread (arg=0x7f6553fff700) at pthread_create.c:463
#8  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f6559731700 (LWP 2881)):
#0  0x00007f6589b5dbf9 in __GI___poll (fds=0x7f6554004e10, nfds=1, timeout=9402) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f658434f439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658647c6db in start_thread (arg=0x7f6559731700) at pthread_create.c:463
#8  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f6562c74700 (LWP 2880)):
#0  0x00007f6589b5dbf9 in __GI___poll (fds=0x7f655c004db0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f658434f439 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658d64e2a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f658647c6db in start_thread (arg=0x7f6562c74700) at pthread_create.c:463
#9  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f6571e59700 (LWP 2878)):
#0  0x00007f6584394cd9 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f658434e9a3 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f36b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658ae856f5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f658647c6db in start_thread (arg=0x7f6571e59700) at pthread_create.c:463
#10 0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f657306a700 (LWP 2877)):
#0  0x00007f6584394cd9 in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f658434e9a3 in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f658434f36b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f658a4ab90b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f658a26f22a in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f658b660d45 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f658647c6db in start_thread (arg=0x7f657306a700) at pthread_create.c:463
#10 0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f657c081700 (LWP 2876)):
#0  0x00007f6589b5dbf9 in __GI___poll (fds=0x7f657c080ca8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f65840e6747 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f65840e836a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f657ee2e2a9 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f658a27416d in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f658647c6db in start_thread (arg=0x7f657c081700) at pthread_create.c:463
#6  0x00007f6589b6a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f658e59c800 (LWP 2874)):
[KCrash Handler]
#6  0x00007f6551b37ae9 in AppStream::Component::name() const () at /usr/lib/x86_64-linux-gnu/libAppStreamQt.so.2
#7  0x00007f6551fbc63e in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#8  0x00007f658d2f5c4d in AbstractResource::nameSortKey() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#9  0x00007f658d2e932f in ResourcesProxyModel::lessThan(AbstractResource*, AbstractResource*) const () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#10 0x00007f658d2e9b39 in ResourcesProxyModel::sortedInsertion(QVector<AbstractResource*> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#11 0x00007f658d2eb66f in ResourcesProxyModel::refreshResource(AbstractResource*, QVector<QByteArray> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#12 0x00007f658a4816cf in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f658d305c37 in ResourcesModel::resourceDataChanged(AbstractResource*, QVector<QByteArray> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#14 0x00007f658a4816cf in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f658d305987 in AbstractResourcesBackend::resourcesChanged(AbstractResource*, QVector<QByteArray> const&) () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#16 0x00007f658d2f593e in AbstractResource::reportNewState() () at /usr/lib/x86_64-linux-gnu/plasma-discover/libDiscoverCommon.so
#17 0x00007f658a4816cf in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f6551fb55d8 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#19 0x00007f6551fae2cc in PackageKitBackend::addPackage(PackageKit::Transaction::Info, QString const&, QString const&, bool) () at /usr/lib/x86_64-linux-gnu/qt5/plugins/discover/packagekit-backend.so
#20 0x00007f658a4816cf in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f6551d6ad9b in PackageKit::Transaction::package(PackageKit::Transaction::Info, QString const&, QString const&) () at /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.1
#22 0x00007f6551d6d3da in  () at /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.1
#23 0x00007f658a4815b5 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f6551d7e4d5 in  () at /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.1
#25 0x00007f6551d80705 in  () at /usr/lib/x86_64-linux-gnu/libpackagekitqt5.so.1
#26 0x00007f658b66c0f8 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#27 0x00007f658a482122 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#28 0x00007f658c72682c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f658c72e0f4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f658a4529a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f658a45511d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f658a4ac2c3 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f658434f287 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f658434f4c0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f658434f54c in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f658a4ab8ef in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f658a4509ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f658a459a84 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00005622dd0f6fc8 in  ()
#40 0x00007f6589a6ab97 in __libc_start_main (main=0x5622dd0f66f0, argc=1, argv=0x7ffc08f53c18, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc08f53c08) at ../csu/libc-start.c:310
#41 0x00005622dd0f724a in _start ()

Reported using DrKonqi