Application: krunner (5.13.5)

Qt Version: 5.11.1
Frameworks Version: 5.49.0
Operating System: Linux 4.18.0-1-amd64 x86_64
Distribution: Debian GNU/Linux testing (buster)

-- Information about the crash:
- What I was doing when the application crashed:
I was calling an application from desktop when plasma crashed
- Unusual behavior I noticed:
When writing the name of the app I wanted to open, plasma crashed. I had to open the app from start menu
- Custom settings of the application:

The crash can be reproduced sometimes.

-- Backtrace:
Application: krunner (krunner), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f97622f6840 (LWP 864))]

Thread 5 (Thread 0x7f974bfff700 (LWP 1012)):
#0  0x00007f976a445739 in __GI___poll (fds=0x7f9744004a00, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9767cff439 in  ()
#2  0x0000000000000000 in  ()

Thread 4 (Thread 0x7f9759c9c700 (LWP 960)):
#0  0x00007f9769510e6c in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5646f2721910) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9769510e6c in __pthread_cond_wait_common (abstime=0x0, mutex=0x5646f27218c0, cond=0x5646f27218e8) at pthread_cond_wait.c:502
#2  0x00007f9769510e6c in __pthread_cond_wait (cond=0x5646f27218e8, mutex=0x5646f27218c0) at pthread_cond_wait.c:655
#3  0x00007f975a7fe90b in  () at /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f975a7fe637 in  () at /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f976950af2a in start_thread (arg=0x7f9759c9c700) at pthread_create.c:463
#6  0x00007f976a44fedf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f975bfff700 (LWP 943)):
#0  0x00007f9767d44cd9 in  ()
#1  0x00007f9767cfe9a3 in  ()
#2  0x00007f9700000000 in  ()
#3  0x00007f975bffeb54 in  ()
#4  0xffffffff6a957bf0 in  ()
#5  0x00007f9754004c90 in  ()
#6  0x00007f9754000bf0 in  ()
#7  0x00007f9700000001 in  ()
#8  0x00005646f2738740 in  ()
#9  0x00007f9754004c90 in  ()
#10 0x0000000000000001 in  ()
#11 0xc031dd7abd34ce00 in  ()
#12 0x0000000000000000 in  ()

Thread 2 (Thread 0x7f9761292700 (LWP 890)):
#0  0x00007f976a445739 in __GI___poll (fds=0x7f9761291c78, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f976a054cf7 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f976a05690a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f9761fff159 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f976a75cd47 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f976950af2a in start_thread (arg=0x7f9761292700) at pthread_create.c:463
#6  0x00007f976a44fedf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f97622f6840 (LWP 864)):
[KCrash Handler]
#6  0x0000000000038666 in  ()
#7  0x00007f9743643a19 in g_vfs_get_default () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#8  0x00007f97435f9a4e in g_file_new_for_path () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#9  0x00007f97437c8ea6 in  () at /usr/lib/x86_64-linux-gnu/libappstream.so.4
#10 0x00007f974377e677 in g_type_create_instance () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#11 0x00007f9743761398 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#12 0x00007f9743762b15 in g_object_new_with_properties () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#13 0x00007f9743763581 in g_object_new () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#14 0x00007f97437c9642 in as_distro_details_new () at /usr/lib/x86_64-linux-gnu/libappstream.so.4
#15 0x00007f97437c5231 in  () at /usr/lib/x86_64-linux-gnu/libappstream.so.4
#16 0x00007f974377e677 in g_type_create_instance () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#17 0x00007f9743761398 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#18 0x00007f9743762b15 in g_object_new_with_properties () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#19 0x00007f9743763581 in g_object_new () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#20 0x00007f97437c8272 in as_pool_new () at /usr/lib/x86_64-linux-gnu/libappstream.so.4
#21 0x00007f9743809f5c in AppStream::Pool::Pool(QObject*) () at /usr/lib/x86_64-linux-gnu/libAppStreamQt.so.2
#22 0x00007f9743851850 in InstallerRunner::InstallerRunner(QObject*, QList<QVariant> const&) (this=0x5646f2e54d20, parent=<optimized out>, args=...) at ./runners/appstream/appstreamrunner.cpp:35
#23 0x00007f9743852bf9 in KPluginFactory::createInstance<InstallerRunner, QObject>(QWidget*, QObject*, QList<QVariant> const&) (parentWidget=<optimized out>, parent=<optimized out>, args=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobject.h:499
#24 0x00007f976b87fca6 in KPluginFactory::create(char const*, QWidget*, QObject*, QList<QVariant> const&, QString const&) () at /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#25 0x00007f974b7f19b4 in  () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#26 0x00007f974b7f342c in  () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#27 0x00007f974b7ef296 in Plasma::RunnerManager::launchQuery(QString const&, QString const&) () at /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#28 0x00007f97580104e8 in Milou::SourcesModel::setQueryString(QString const&) () at /usr/lib/x86_64-linux-gnu/libmilou.so.5
#29 0x00007f9758015bcd in  () at /usr/lib/x86_64-linux-gnu/libmilou.so.5
#30 0x00007f976bc8a27f in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#31 0x00007f976bc8ab7c in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#32 0x00007f976bc8714b in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#33 0x00007f976bc5e0f3 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#34 0x00007f976bbf6eaa in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#35 0x00007f976a92e0ef in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007f976bbf2f5b in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#37 0x00007f976a91257d in QMetaProperty::write(QObject*, QVariant const&) const () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x00007f976a935e80 in QObject::setProperty(char const*, QVariant const&) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00005646f11b25e2 in View::query(QString const&) (this=<optimized out>, term=...) at ./krunner/view.cpp:319
#40 0x00005646f11b5201 in AppAdaptor::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_a=0x7ffc2a5f0d40, _id=3, _c=QMetaObject::InvokeMetaMethod, _o=0x5646f2731a60) at ./obj-x86_64-linux-gnu/krunner/appadaptor.moc:146
#41 0x00005646f11b5201 in AppAdaptor::qt_metacall(QMetaObject::Call, int, void**) (this=0x5646f2731a60, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0x7ffc2a5f0d40) at ./obj-x86_64-linux-gnu/krunner/appadaptor.moc:146
#42 0x00007f976b120e8a in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#43 0x00007f976b1254a5 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#44 0x00007f976b125cf6 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#45 0x00007f976b12836e in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#46 0x00007f976a92f072 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f976acb0dd8 in QWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#48 0x00007f976c00783b in QQuickWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#49 0x00007f976c2f1a33 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#50 0x00005646f11b454f in View::event(QEvent*) (this=0x7ffc2a5f17f0, event=0x5646f2a45f20) at ./krunner/view.cpp:195
#51 0x00007f976b2f04a1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#52 0x00007f976b2f7ae0 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#53 0x00007f976a905579 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007f976a90856b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007f976a957c03 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#56 0x00007f9767cff287 in  ()
#57 0x0000000000000000 in  ()

Reported using DrKonqi