Bug 410944

Summary: Desktop Freeze Requiring Hard Reboot
Product: [Plasma] plasmashell Reporter: notaraptor
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED DUPLICATE    
Severity: crash CC: plasma-bugs
Priority: NOR Keywords: drkonqi
Version: 5.16.4   
Target Milestone: 1.0   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description notaraptor 2019-08-15 15:45:55 UTC
Application: plasmashell (5.16.4)

Qt Version: 5.13.0
Frameworks Version: 5.60.0
Operating System: Linux 5.2.8-arch1-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:

Checking email in firefox with Kdevelop, Hexchat, and Konsole open in the background.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f78685d9880 (LWP 761))]

Thread 28 (Thread 0x7f77df7fe700 (LWP 967)):
[KCrash Handler]
#6  0x00007f786cdaae94 in wl_proxy_marshal_constructor () at /usr/lib/libwayland-client.so.0
#7  0x00007f78681d24d0 in QtWaylandClient::QWaylandWindow::handleUpdate() () at /usr/lib/libQt5WaylandClient.so.5
#8  0x00007f786540db31 in  () at /usr/lib/qt/plugins/wayland-graphics-integration-client/libqt-plugin-wayland-egl.so
#9  0x00007f786d8810a2 in QOpenGLContext::swapBuffers(QSurface*) () at /usr/lib/libQt5Gui.so.5
#10 0x00007f786f0bac4e in  () at /usr/lib/libQt5Quick.so.5
#11 0x00007f786f0be9d8 in  () at /usr/lib/libQt5Quick.so.5
#12 0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#13 0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#14 0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 27 (Thread 0x7f77dffff700 (LWP 966)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7f77f4882700 (LWP 965)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f77f5ad2700 (LWP 963)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f786d2de5a0 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f786d2de692 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f786f0be7bd in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f786f0bea6e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f77f62d3700 (LWP 962)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f780c999700 (LWP 961)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f77f7fff700 (LWP 960)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f780d477700 (LWP 958)):
#0  0x00007f786cf682fc in recv () at /usr/lib/libc.so.6
#1  0x00007f786c9ee5a7 in  () at /usr/lib/libQt5Network.so.5
#2  0x00007f786c9de934 in  () at /usr/lib/libQt5Network.so.5
#3  0x00007f786c9df173 in QNetworkInterface::allInterfaces() () at /usr/lib/libQt5Network.so.5
#4  0x00007f780e6dc4ff in  () at /usr/lib/qt/plugins/bearer/libqgenericbearer.so
#5  0x00007f786d4b3efd in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () at /usr/lib/libQt5Core.so.5
#6  0x00007f786d4b5b44 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () at /usr/lib/libQt5Core.so.5
#7  0x00007f786c9c931f in QNetworkConfigurationManagerPrivate::pollEngines() () at /usr/lib/libQt5Network.so.5
#8  0x00007f786ca6365a in  () at /usr/lib/libQt5Network.so.5
#9  0x00007f786d4d1a11 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#10 0x00007f786d4deb18 in QTimer::timeout(QTimer::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#11 0x00007f786d4d23e5 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f786d4a59e6 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#13 0x00007f786d4fcd3d in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#14 0x00007f786d4fd5d2 in  () at /usr/lib/libQt5Core.so.5
#15 0x00007f786b78acf4 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#16 0x00007f786b78cb11 in  () at /usr/lib/libglib-2.0.so.0
#17 0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#18 0x00007f786d4fd9a3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#19 0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f786d2d72f5 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#21 0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#22 0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#23 0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f780dc78700 (LWP 957)):
#0  0x00007f786cf5c667 in poll () at /usr/lib/libc.so.6
#1  0x00007f786b78ca80 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f786d4fd9bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f786d2d72f5 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f780e68a13b in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#7  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f781cff9700 (LWP 949)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f786d2de5a0 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f786d2de692 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f786f0be7bd in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f786f0bea6e in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f781d7fa700 (LWP 948)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f781dffb700 (LWP 947)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f781efe6700 (LWP 945)):
#0  0x00007f786cf5818c in read () at /usr/lib/libc.so.6
#1  0x00007f786b73d9f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f786b78b311 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f786b78ca28 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f786d4fd9bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f786d2d72f5 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f786f03361b in  () at /usr/lib/libQt5Quick.so.5
#9  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f7851124700 (LWP 942)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f7851925700 (LWP 941)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f7852126700 (LWP 940)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f7852927700 (LWP 939)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f7853128700 (LWP 938)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f7853929700 (LWP 937)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f785cde0700 (LWP 936)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f785d5e1700 (LWP 935)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f785dde2700 (LWP 934)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f785e5e3700 (LWP 933)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f785ede4700 (LWP 932)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f7864d83700 (LWP 931)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f785f64894c in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f785f648548 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f78668c6700 (LWP 910)):
#0  0x00007f786cf5c667 in poll () at /usr/lib/libc.so.6
#1  0x00007f786b78ca80 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f786d4fd9bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f786d2d72f5 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f786ed558f9 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f7867ad7700 (LWP 788)):
#0  0x00007f786cf5818c in read () at /usr/lib/libc.so.6
#1  0x00007f786b73d9f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f786b78b311 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f786b78ca28 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f786d4fd9bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f786d2d72f5 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f786dd75b37 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007f786d2d8520 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f786c7a757f in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f786cf670e3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f78685d9880 (LWP 761)):
#0  0x00007f786c7ad415 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f786d2de5a0 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /usr/lib/libQt5Core.so.5
#2  0x00007f786d2de692 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#3  0x00007f786f0bce2e in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f786f0bdc14 in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f786f0be40b in  () at /usr/lib/libQt5Quick.so.5
#6  0x00007f786d84f34d in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#7  0x00007f786f121c33 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#8  0x00007f786f8946d4 in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#9  0x00007f786dfe34d5 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#10 0x00007f786dfeca21 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007f786d4a59c2 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#12 0x00007f786d844d15 in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/libQt5Gui.so.5
#13 0x00007f786d844f48 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#14 0x00007f786d81d37c in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#15 0x00007f786822b821 in  () at /usr/lib/libQt5WaylandClient.so.5
#16 0x00007f786b78acf4 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#17 0x00007f786b78cb11 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f786b78cb51 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#19 0x00007f786d4fd9a3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#20 0x00007f786d4a45ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#21 0x00007f786d4ac326 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#22 0x000055adb1982df6 in  ()
#23 0x00007f786ce91ee3 in __libc_start_main () at /usr/lib/libc.so.6
#24 0x000055adb19832ae in _start ()
[Inferior 1 (process 761) detached]

Reported using DrKonqi
Comment 1 David Edmundson 2019-08-15 20:46:55 UTC
Known qtwayland issue fixed in latest releases.
Comment 2 Christoph Feck 2019-08-20 20:03:07 UTC

*** This bug has been marked as a duplicate of bug 408847 ***