https://bugs.kde.org/show_bug.cgi?id=414911

            Bug ID: 414911
           Summary: plasma(Wayland) session plasmashell crash on log in
           Product: plasmashell
           Version: 5.17.4
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: romant...@gmail.com
                CC: plasma-b...@kde.org
  Target Milestone: 1.0

Application: plasmashell (5.17.4)

Qt Version: 5.13.2
Frameworks Version: 5.64.0
Operating System: Linux 5.4.1-arch1-1 x86_64
Distribution: EndeavourOS

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

just switched from an old arch install to a new install of endeavourOs trying
to fix this but it continues to plague me.
fresh install of distro and plasma then log into wayland session from sddm to a
black screen after a quick flash of my wallpaper or nothing at all.

Eventually logging in just kicks me straight back to sddm but that may a
different bug.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f911ba57c80 (LWP 9957))]

Thread 40 (Thread 0x7f905b7fe700 (LWP 10254)):
[KCrash Handler]
#6  0x00007f911faf0f25 in raise () at /usr/lib/libc.so.6
#7  0x00007f911fada897 in abort () at /usr/lib/libc.so.6
#8  0x00007f911feef8f4 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f911b658563 in  () at /usr/lib/libQt5WaylandClient.so.5
#10 0x00007f911b6587d9 in
QtWaylandClient::QWaylandDisplay::dispatchQueueWhile(wl_event_queue*,
std::function<bool ()>, int) () at /usr/lib/libQt5WaylandClient.so.5
#11 0x00007f911b65f2b3 in
QtWaylandClient::QWaylandWindow::waitForFrameSync(int) () at
/usr/lib/libQt5WaylandClient.so.5
#12 0x00007f9119d1ebcc in  () at
/usr/lib/qt/plugins/wayland-graphics-integration-client/libqt-plugin-wayland-egl.so
#13 0x00007f91204d1ca2 in QOpenGLContext::swapBuffers(QSurface*) () at
/usr/lib/libQt5Gui.so.5
#14 0x00007f9121bb617e in  () at /usr/lib/libQt5Quick.so.5
#15 0x00007f9121bba058 in  () at /usr/lib/libQt5Quick.so.5
#16 0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#17 0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#18 0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 39 (Thread 0x7f905bfff700 (LWP 10253)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 38 (Thread 0x7f9090e10700 (LWP 10252)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 37 (Thread 0x7f9091811700 (LWP 10251)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f911ff30610 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f911ff30702 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9121bb9e3d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9121bba0ee in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 36 (Thread 0x7f9092012700 (LWP 10250)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 35 (Thread 0x7f90a08d5700 (LWP 10249)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 34 (Thread 0x7f90792a0700 (LWP 10242)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 33 (Thread 0x7f907a33d700 (LWP 10240)):
#0  0x00007f911fba99ef in poll () at /usr/lib/libc.so.6
#1  0x00007f911e47e120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f9120150b2c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f911ff29305 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 32 (Thread 0x7f9092ffd700 (LWP 10080)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f911ff30610 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f911ff30702 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9121bb9e3d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9121bba0ee in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 31 (Thread 0x7f90937fe700 (LWP 10079)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 30 (Thread 0x7f9093fff700 (LWP 10078)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 29 (Thread 0x7f90a27fc700 (LWP 10077)):
#0  0x00007f911fba99ef in poll () at /usr/lib/libc.so.6
#1  0x00007f911e47e120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f9120150b2c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f911ff29305 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f9121b2e70b in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 28 (Thread 0x7f90a2ffd700 (LWP 10076)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f911ff30610 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f911ff30702 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9121bb9e3d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9121bba0ee in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 27 (Thread 0x7f90a37fe700 (LWP 10075)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 26 (Thread 0x7f90a3fff700 (LWP 10074)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 25 (Thread 0x7f90b52e3700 (LWP 10073)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f911ff30610 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f911ff30702 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9121bb9e3d in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9121bba0ee in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#7  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 24 (Thread 0x7f90b5f86700 (LWP 10072)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 23 (Thread 0x7f90b6788700 (LWP 10071)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 22 (Thread 0x7f90d4ff9700 (LWP 10023)):
#0  0x00007f911fba542c in read () at /usr/lib/libc.so.6
#1  0x00007f911e42e9f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f911e47c9e1 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f911e47e0c8 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#5  0x00007f9120150b2c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#6  0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#7  0x00007f911ff29305 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f912184e449 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 21 (Thread 0x7f90d57fa700 (LWP 10021)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 20 (Thread 0x7f90d5ffb700 (LWP 10020)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 19 (Thread 0x7f90d67fc700 (LWP 10019)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 18 (Thread 0x7f90d6ffd700 (LWP 10018)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 17 (Thread 0x7f90d77fe700 (LWP 10017)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 16 (Thread 0x7f90d7fff700 (LWP 10016)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 15 (Thread 0x7f90f4ff9700 (LWP 10015)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 14 (Thread 0x7f90f57fa700 (LWP 10014)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7f90f5ffb700 (LWP 10013)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7f90f67fc700 (LWP 10012)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7f90f6ffd700 (LWP 10011)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7f90f77fe700 (LWP 10010)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7f90f7fff700 (LWP 10009)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7f910c9bb700 (LWP 10008)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7f910d1bc700 (LWP 10007)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7f910d9bd700 (LWP 10006)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f910e1be700 (LWP 10005)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f910e9bf700 (LWP 10004)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f910f1c0700 (LWP 10003)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f9118cac0ec in  () at /usr/lib/dri/radeonsi_dri.so
#2  0x00007f9118cabce8 in  () at /usr/lib/dri/radeonsi_dri.so
#3  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f911af50700 (LWP 9967)):
#0  0x00007f911fba99ef in poll () at /usr/lib/libc.so.6
#1  0x00007f911e47e120 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007f9120150b2c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007f911ff29305 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f91209cab37 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f911ff2a530 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f911f41a4cf in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f911fbb42d3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f911ba57c80 (LWP 9957)):
#0  0x00007f911f420c45 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007f911ff30610 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007f911ff30702 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#3  0x00007f9121bb835e in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007f9121bb9284 in  () at /usr/lib/libQt5Quick.so.5
#5  0x00007f9121bb9a8b in  () at /usr/lib/libQt5Quick.so.5
#6  0x00007f91204a00bd in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#7  0x00007f9121c1e0d3 in QQuickWindow::event(QEvent*) () at
/usr/lib/libQt5Quick.so.5
#8  0x00007f91223c363c in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib/libKF5PlasmaQuick.so.5
#9  0x00007f9120c3b4e5 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#10 0x00007f9120c44e11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#11 0x00007f91200f8d12 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#12 0x00007f9120496305 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib/libQt5Gui.so.5
#13 0x00007f9120496538 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/libQt5Gui.so.5
#14 0x00007f9120470b0c in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/libQt5Gui.so.5
#15 0x00007f911b6939b1 in  () at /usr/lib/libQt5WaylandClient.so.5
#16 0x00007f911e47c39e in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#17 0x00007f911e47e1b1 in  () at /usr/lib/libglib-2.0.so.0
#18 0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#19 0x00007f9120150b13 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#20 0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#21 0x00007f907a348c20 in  () at
/usr/lib/qt/plugins/kf5/kscreen/KSC_KWayland.so
#22 0x00007f907a347b40 in  () at
/usr/lib/qt/plugins/kf5/kscreen/KSC_KWayland.so
#23 0x00007f907a34356f in qt_plugin_instance () at
/usr/lib/qt/plugins/kf5/kscreen/KSC_KWayland.so
#24 0x00007f91200e239b in QPluginLoader::instance() () at
/usr/lib/libQt5Core.so.5
#25 0x00007f907eee9a84 in
KScreen::BackendManager::loadBackendPlugin(QPluginLoader*, QString const&,
QMap<QString, QVariant> const&) () at /usr/lib/libKF5Screen.so.7
#26 0x00007f907eeea132 in KScreen::BackendManager::loadBackendInProcess(QString
const&) () at /usr/lib/libKF5Screen.so.7
#27 0x00007f907eef5d1b in  () at /usr/lib/libKF5Screen.so.7
#28 0x00007f907eef6ac2 in KScreen::GetConfigOperation::start() () at
/usr/lib/libKF5Screen.so.7
#29 0x00007f91201254fa in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#30 0x00007f9120c3b4e5 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#31 0x00007f9120c44e11 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#32 0x00007f91200f8d12 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#33 0x00007f91200fba89 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#34 0x00007f9120151514 in  () at /usr/lib/libQt5Core.so.5
#35 0x00007f911e47c39e in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#36 0x00007f911e47e1b1 in  () at /usr/lib/libglib-2.0.so.0
#37 0x00007f911e47e1f1 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#38 0x00007f9120150b13 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#39 0x00007f91200f783c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#40 0x00007f91200ff676 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#41 0x000055d37aba8dc9 in  ()
#42 0x00007f911fadc153 in __libc_start_main () at /usr/lib/libc.so.6
#43 0x000055d37aba922e in _start ()
[Inferior 1 (process 9957) detached]

Possible duplicates by query: bug 414885, bug 414883, bug 414882, bug 414868,
bug 414847.

Reported using DrKonqi

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