Application: plasmashell (5.25.4)

Qt Version: 5.15.5
Frameworks Version: 5.96.0
Operating System: Linux 5.18.16-tkg-idea x86_64
Windowing System: Wayland
Distribution: KDE neon User - 5.25
DrKonqi: 5.25.4 [KCrashBackend]

-- Information about the crash:
The desktop crashes (then restarts) when I drag an application from the Kickoff, including from search results to categories, to the desktop.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[New LWP 3680]
[New LWP 3681]
[New LWP 3700]
[New LWP 3741]
[New LWP 3758]
[New LWP 3806]
[New LWP 3809]
[New LWP 3810]
[New LWP 3811]
[New LWP 3834]
[New LWP 3838]
[New LWP 3839]
[New LWP 3840]
[New LWP 3878]
[New LWP 3879]
[New LWP 3880]
[New LWP 3902]
[New LWP 3903]
[New LWP 3904]
[New LWP 3905]
[New LWP 3906]
[New LWP 3907]
[New LWP 3908]
[New LWP 3909]
[New LWP 4395]
[New LWP 4396]
[New LWP 4397]
[New LWP 4398]
[New LWP 4399]
[New LWP 4400]
[New LWP 6438]
[New LWP 6439]
[New LWP 6443]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007ff99373e99f in __GI___poll (fds=0x7ffdc3c54738, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
[Current thread is 1 (Thread 0x7ff98fb2f9c0 (LWP 3657))]

Thread 34 (Thread 0x7ff8edb06700 (LWP 6443)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73a624d60) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73a624d10, cond=0x55a73a624d38) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73a624d38, mutex=0x55a73a624d10) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73a624d10) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a737eda518, mutex=mutex@entry=0x55a737eda510, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55a737eda508) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55a737eda470) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x55a737eda470) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a737eda470) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7ff8ce3fe700 (LWP 6439)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73a8e55b0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73a8e5560, cond=0x55a73a8e5588) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73a8e5588, mutex=0x55a73a8e5560) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7ff8ecf66700 (LWP 6438)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73a8b2000) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73a8b1fb0, cond=0x55a73a8b1fd8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73a8b1fd8, mutex=0x55a73a8b1fb0) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7ff9025ff700 (LWP 4400)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a7391bba60) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a7391bba10, cond=0x55a7391bba38) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a7391bba38, mutex=0x55a7391bba10) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a7391bba10) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a73b211458, mutex=mutex@entry=0x55a73b211450, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55a73b211448) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55a73b2113b0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x55a73b2113b0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73b2113b0) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7ff90e1fc700 (LWP 4399)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73ac5c120) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73ac5c0d0, cond=0x55a73ac5c0f8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73ac5c0f8, mutex=0x55a73ac5c0d0) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7ff90d551700 (LWP 4398)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73d1588c0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73d158870, cond=0x55a73d158898) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73d158898, mutex=0x55a73d158870) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7ff901304700 (LWP 4397)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73be92254) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73be92200, cond=0x55a73be92228) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73be92228, mutex=0x55a73be92200) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73be92200) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a73c51af68, mutex=mutex@entry=0x55a73c51af60, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55a73c51af58) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55a73c51aec0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x55a73c51aec0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73c51aec0) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7ff8effff700 (LWP 4396)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a738b6ee20) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a738b6edd0, cond=0x55a738b6edf8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a738b6edf8, mutex=0x55a738b6edd0) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7ff90effd700 (LWP 4395)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73c42d4a4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73c42d450, cond=0x55a73c42d478) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73c42d478, mutex=0x55a73c42d450) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7ff8dcff9700 (LWP 3909)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff8c8009900) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7ff8dd7fa700 (LWP 3908)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73cd14fb0) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7ff8ddffb700 (LWP 3907)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff8d400aa80) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7ff8de7fc700 (LWP 3906)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff8c8008080) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7ff8deffd700 (LWP 3905)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73cd02c50) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7ff8dffff700 (LWP 3904)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff8d4005240) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7ff8e4ffe700 (LWP 3903)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73cd03c10) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7ff90c90d700 (LWP 3902)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73afd6574) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73afd6520, cond=0x55a73afd6548) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73afd6548, mutex=0x55a73afd6520) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a73afd6520) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x55a73c3e1760, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff9680d0990 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007ff9680d1e2e in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007ff9680cfb62 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007ff9680cec43 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73cd0f8f0) at thread/qthread_unix.cpp:331
#10 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7ff94e7fc700 (LWP 3880)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a7398a6144) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a7398a60f0, cond=0x55a7398a6118) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a7398a6118, mutex=0x55a7398a60f0) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a7398a60f0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a739340038, mutex=mutex@entry=0x55a739340030, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55a739340028) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55a73933ff90) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x55a73933ff90) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73933ff90) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7ff94f7fe700 (LWP 3879)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73c5c1090) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73c5c1040, cond=0x55a73c5c1068) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73c5c1068, mutex=0x55a73c5c1040) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7ff94ffff700 (LWP 3878)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a73c52f5c0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a73c52f570, cond=0x55a73c52f598) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a73c52f598, mutex=0x55a73c52f570) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7ff932ffd700 (LWP 3840)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a739949234) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a7399491e0, cond=0x55a739949208) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a739949208, mutex=0x55a7399491e0) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a7399491e0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a738b41158, mutex=mutex@entry=0x55a738b41150, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x55a738b41148) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x55a738b410b0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x55a738b410b0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a738b410b0) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7ff9337fe700 (LWP 3839)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a739d0c910) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a739d0c8c0, cond=0x55a739d0c8e8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a739d0c8e8, mutex=0x55a739d0c8c0) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7ff933fff700 (LWP 3838)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a738c31f90) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a738c31f40, cond=0x55a738c31f68) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a738c31f68, mutex=0x55a738c31f40) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7ff961f7a700 (LWP 3834)):
#0  __GI___libc_read (nbytes=16, buf=0x7ff961f79990, fd=44) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=44, buf=0x7ff961f79990, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007ff99225fb2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff992216ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff992217312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ff9922174a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ff993d0f5bb in QEventDispatcherGlib::processEvents (this=0x7ff934000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x7ff961f79ba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007ff993acd372 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007ff96205a07c in KCupsConnection::run() () from /lib/x86_64-linux-gnu/libkcupslib.so
#10 0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a73991f870) at thread/qthread_unix.cpp:331
#11 0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7ff95bfff700 (LWP 3811)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a738348f80) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a738348f30, cond=0x55a738348f58) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a738348f58, mutex=0x55a738348f30) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a738348f30) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x7ff98400e8b8, mutex=mutex@entry=0x7ff98400e8b0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff995a222f4 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7ff98400e8a8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7ff98400e810) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007ff995a22769 in QSGRenderThread::run (this=0x7ff98400e810) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff98400e810) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7ff968de4700 (LWP 3810)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a738a2bcd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a738a2bc80, cond=0x55a738a2bca8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a738a2bca8, mutex=0x55a738a2bc80) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7ff970c1a700 (LWP 3809)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a7389b2820) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a7389b27d0, cond=0x55a7389b27f8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a7389b27f8, mutex=0x55a7389b27d0) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7ff97146d700 (LWP 3806)):
#0  0x00007ff9922152f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff99221682b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff99221729b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff9922174a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ff993d0f5bb in QEventDispatcherGlib::processEvents (this=0x7ff964000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x7ff97146cba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007ff993acd372 in QThread::exec (this=this@entry=0x55a738788f30) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007ff99595c63a in QQuickPixmapReader::run (this=0x55a738788f30) at util/qquickpixmapcache.cpp:1024
#8  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a738788f30) at thread/qthread_unix.cpp:331
#9  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7ff97cdbe700 (LWP 3758)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a7383f184c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a7383f17f8, cond=0x55a7383f1820) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a7383f1820, mutex=0x55a7383f17f8) at pthread_cond_wait.c:647
#3  0x00007ff97d1c55eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#4  0x00007ff97d1c51eb in ?? () from /usr/lib/x86_64-linux-gnu/dri/iris_dri.so
#5  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7ff97ffff700 (LWP 3741)):
#0  0x00007ff99373e99f in __GI___poll (fds=0x7ff978004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ff99221736e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff9922174a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff993d0f5bb in QEventDispatcherGlib::processEvents (this=0x7ff978000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x7ff97fffebc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007ff993acd372 in QThread::exec (this=this@entry=0x55a7382e5c40) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007ff9955601b9 in QQmlThreadPrivate::run (this=0x55a7382e5c40) at qml/ftw/qqmlthread.cpp:155
#7  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a7382e5c40) at thread/qthread_unix.cpp:331
#8  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7ff98d5ff700 (LWP 3700)):
#0  0x00007ff9922270d0 in g_poll () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007ff99221736e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ff9922174a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ff993d0f5bb in QEventDispatcherGlib::processEvents (this=0x7ff984000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x7ff98d5febb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007ff993acd372 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007ff9948a0f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007ff993ace553 in QThreadPrivate::start (arg=0x7ff994924d80) at thread/qthread_unix.cpp:331
#8  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7ff98e9fe700 (LWP 3681)):
#0  0x00007ff993aceb03 in QMutex::unlock (this=this@entry=0x55a737e9c5b8) at /usr/include/c++/9/bits/atomic_base.h:769
#1  0x00007ff991dcac95 in QMutexLocker::unlock (this=<synthetic pointer>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qmutex.h:275
#2  QMutexLocker::~QMutexLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qmutex.h:248
#3  QtWaylandClient::EventThread::readAndDispatchEvents (this=<optimized out>) at qwaylanddisplay.cpp:153
#4  QtWaylandClient::EventThread::waitForReading (this=0x55a737e9c580) at qwaylanddisplay.cpp:234
#5  QtWaylandClient::EventThread::run (this=0x55a737e9c580) at qwaylanddisplay.cpp:206
#6  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a737e9c580) at thread/qthread_unix.cpp:331
#7  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7ff98f1ff700 (LWP 3680)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55a737e9c2b4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a737e9c260, cond=0x55a737e9c288) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55a737e9c288, mutex=0x55a737e9c260) at pthread_cond_wait.c:647
#3  0x00007ff993ad45fb in QWaitConditionPrivate::wait (deadline=..., this=0x55a737e9c260) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x55a737e94b10, mutex=mutex@entry=0x55a737e94b08, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007ff991dcab9d in QtWaylandClient::EventThread::waitForReading (this=0x55a737e94ad0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QtWaylandClient::EventThread::run (this=0x55a737e94ad0) at qwaylanddisplay.cpp:206
#7  0x00007ff993ace553 in QThreadPrivate::start (arg=0x55a737e94ad0) at thread/qthread_unix.cpp:331
#8  0x00007ff9956c7609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007ff99374b133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ff98fb2f9c0 (LWP 3657)):
[KCrash Handler]
#4  0x000055a737e58ef0 in ?? ()
#5  0x00007ff993cdada2 in QMimeData::hasImage (this=this@entry=0x55a73bcf1a50) at ../../include/QtCore/../../src/corelib/text/qstring.h:967
#6  0x00007ff991de0de0 in QWaylandMimeHelper::getByteArray (mimeData=0x55a73bcf1a50, mimeType=...) at ../shared/qwaylandmimehelper.cpp:54
#7  0x00007ff991df263c in QtWaylandClient::QWaylandDataSource::data_source_send (this=<optimized out>, mime_type=..., fd=45) at qwaylanddatasource.cpp:86
#8  0x00007ff991df8c4b in QtWayland::wl_data_source::handle_send (data=0x55a73ae89080, object=<optimized out>, mime_type=0x7ff9800274ec "text/uri-list", fd=45) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qarraydata.h:237
#9  0x00007ff9956e8ff5 in ffi_call_unix64 () at ../src/x86/unix64.S:101
#10 0x00007ff9956e840a in ffi_call_int (cif=<optimized out>, fn=<optimized out>, rvalue=<optimized out>, avalue=<optimized out>, closure=<optimized out>) at ../src/x86/ffi64.c:669
#11 0x00007ff9961e3718 in wl_closure_invoke (closure=closure@entry=0x7ff980027410, flags=flags@entry=1, target=<optimized out>, target@entry=0x55a73b0495f0, opcode=opcode@entry=1, data=<optimized out>) at ../src/connection.c:1025
#12 0x00007ff9961dfeb8 in dispatch_event (display=display@entry=0x55a737e85c10, queue=<optimized out>) at ../src/wayland-client.c:1583
#13 0x00007ff9961e150c in dispatch_queue (queue=0x55a737e85ce0, display=0x55a737e85c10) at ../src/wayland-client.c:1729
#14 wl_display_dispatch_queue_pending (display=0x55a737e85c10, queue=0x55a737e85ce0) at ../src/wayland-client.c:1971
#15 0x00007ff9961e1570 in wl_display_dispatch_pending (display=<optimized out>) at ../src/wayland-client.c:2034
#16 0x00007ff991dc733a in QtWaylandClient::EventThread::dispatchQueuePending (this=0x55a737e94ad0, this=0x55a737e94ad0) at qwaylanddisplay.cpp:253
#17 QtWaylandClient::EventThread::readAndDispatchEvents (this=0x55a737e94ad0) at qwaylanddisplay.cpp:140
#18 QtWaylandClient::QWaylandDisplay::flushRequests (this=<optimized out>) at qwaylanddisplay.cpp:419
#19 0x00007ff993cebd50 in doActivate<false> (sender=0x55a737e9c4b0, signal_index=4, argv=0x7ffdc3c561f0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:395
#20 0x00007ff993ce50b7 in QMetaObject::activate (sender=sender@entry=0x55a737e9c4b0, m=m@entry=0x7ff993f511c0 <QAbstractEventDispatcher::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#21 0x00007ff993cb1917 in QAbstractEventDispatcher::awake (this=this@entry=0x55a737e9c4b0) at .moc/moc_qabstracteventdispatcher.cpp:149
#22 0x00007ff993d0f5dc in QEventDispatcherGlib::processEvents (this=0x55a737e9c4b0, flags=...) at kernel/qeventdispatcher_glib.cpp:430
#23 0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x55a73bca31d0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#24 0x00007ff99417ffa7 in QBasicDrag::drag (this=0x55a737e84d80, o=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#25 0x00007ff99417d61d in QDragManager::drag (this=0x55a7381c3b40, o=0x7ff90800eb60) at /usr/include/c++/9/bits/atomic_base.h:413
#26 0x00007ff99417d977 in QDrag::exec (this=<optimized out>, supportedActions=..., defaultDropAction=<optimized out>) at /usr/include/c++/9/bits/atomic_base.h:413
#27 0x00007ff995b10945 in QQuickDragAttachedPrivate::startDrag (this=this@entry=0x55a73d2d85b0, supportedActions=...) at items/qquickdrag.cpp:780
#28 0x00007ff995b10c7e in QQuickDragAttached::setActive (this=<optimized out>, active=<optimized out>) at items/qquickdrag.cpp:322
#29 0x00007ff995b113ff in QQuickDragAttached::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qquickdrag_p.cpp:791
#30 0x00007ff99551d2bf in QQmlPropertyData::writeProperty (flags=..., value=0x7ffdc3c5655f, target=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.15.5/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:375
#31 GenericBinding<1>::doStore<bool> (flags=..., pd=<optimized out>, value=<optimized out>, this=<optimized out>) at qml/qqmlbinding.cpp:342
#32 GenericBinding<1>::write (this=0x55a73be25ae0, result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:305
#33 0x00007ff99551dc83 in QQmlNonbindingBinding::doUpdate (this=0x55a73be25ae0, watcher=..., flags=..., scope=...) at ../../include/QtQml/5.15.5/QtQml/private/../../../../../src/qml/jsruntime/qv4scopedvalue_p.h:242
#34 0x00007ff99551aa72 in QQmlBinding::update (this=0x55a73be25ae0, flags=...) at qml/qqmlbinding.cpp:194
#35 0x00007ff9954f302d in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#36 0x00007ff995494eaf in QQmlData::signalEmitted (object=0x55a73a60e8b0, index=9, a=0x0) at qml/qqmlengine.cpp:834
#37 0x00007ff993ceb8a5 in doActivate<false> (sender=0x55a73a60e8b0, signal_index=9, argv=0x0) at kernel/qobject_p.h:110
#38 0x00007ff993ce50b7 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7ff995d5b540 <QQuickDrag::staticMetaObject>, local_signal_index=local_signal_index@entry=6, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#39 0x00007ff995b0dc41 in QQuickDrag::activeChanged (this=<optimized out>) at .moc/moc_qquickdrag_p.cpp:486
#40 QQuickDrag::setActive (this=<optimized out>, drag=<optimized out>) at items/qquickdrag.cpp:978
#41 0x000055a73bada630 in ?? ()
#42 0x00007ffdc3c58230 in ?? ()
#43 0x000055a73c35c540 in ?? ()
#44 0x00007ff995a60048 in QQuickItem::mapFromScene (this=<optimized out>, point=...) at items/qquickitem.cpp:8043
#45 0x00007ff995a6ea08 in QQuickItem::event (this=0x0, ev=0x7ffdc3c58bc0) at items/qquickitem.cpp:8190
#46 0x00007ff994b6de83 in QApplicationPrivate::notify_helper (this=this@entry=0x55a737e7f7f0, receiver=receiver@entry=0x55a739814260, e=e@entry=0x7ffdc3c58bc0) at kernel/qapplication.cpp:3637
#47 0x00007ff994b76c98 in QApplication::notify (this=0x7ffdc3c59080, receiver=0x55a739814260, e=0x7ffdc3c58bc0) at kernel/qapplication.cpp:3161
#48 0x00007ff993cb4c6a in QCoreApplication::notifyInternal2 (receiver=0x55a739814260, event=0x7ffdc3c58bc0) at ../../include/QtCore/5.15.5/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332
#49 0x00007ff995a890b5 in QQuickWindowPrivate::deliverMouseEvent (this=this@entry=0x55a73c35c540, pointerEvent=0x55a73c2fbde0) at items/qquickwindow.cpp:2019
#50 0x00007ff995a8a7df in QQuickWindowPrivate::deliverPointerEvent (this=this@entry=0x55a73c35c540, event=0x55a73c2fbde0) at items/qquickwindow.cpp:2611
#51 0x00007ff995a8b709 in QQuickWindowPrivate::handleMouseEvent (event=0x7ffdc3c58bc0, this=0x55a73c35c540) at items/qquickwindow.cpp:2456
#52 QQuickWindowPrivate::handleMouseEvent (this=0x55a73c35c540, event=0x7ffdc3c58bc0) at items/qquickwindow.cpp:2409
#53 0x00007ff99414d04d in QWindow::event (this=this@entry=0x55a73cccbef0, ev=ev@entry=0x7ffdc3c58bc0) at kernel/qwindow.cpp:2438
#54 0x00007ff995a8d17b in QQuickWindow::event (this=0x55a73cccbef0, e=0x7ffdc3c58bc0) at items/qquickwindow.cpp:1901
#55 0x00007ff9963b5f73 in PlasmaQuick::Dialog::event(QEvent*) () from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#56 0x00007ff994b6de83 in QApplicationPrivate::notify_helper (this=this@entry=0x55a737e7f7f0, receiver=receiver@entry=0x55a73cccbef0, e=e@entry=0x7ffdc3c58bc0) at kernel/qapplication.cpp:3637
#57 0x00007ff994b76c98 in QApplication::notify (this=0x7ffdc3c59080, receiver=0x55a73cccbef0, e=0x7ffdc3c58bc0) at kernel/qapplication.cpp:3161
#58 0x00007ff993cb4c6a in QCoreApplication::notifyInternal2 (receiver=0x55a73cccbef0, event=0x7ffdc3c58bc0) at ../../include/QtCore/5.15.5/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:332
#59 0x00007ff994141738 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at kernel/qguiapplication.cpp:2282
#60 0x00007ff994142da5 in QGuiApplicationPrivate::processWindowSystemEvent (e=0x55a739354f20) at kernel/qguiapplication.cpp:2002
#61 0x00007ff99411966c in QWindowSystemInterface::sendWindowSystemEvents (flags=...) at kernel/qwindowsysteminterface.cpp:1169
#62 0x00007ff991e0b094 in userEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#63 0x00007ff99221717d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007ff992217400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007ff9922174a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007ff993d0f5a2 in QEventDispatcherGlib::processEvents (this=0x55a737e9c4b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#67 0x00007ff993cb376b in QEventLoop::exec (this=this@entry=0x7ffdc3c58f60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#68 0x00007ff993cbb914 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#69 0x000055a736631577 in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:243
[Inferior 1 (process 3657) detached]

The reporter indicates this bug may be a duplicate of or related to bug 450215, bug 445713.

Reported using DrKonqi