SUMMARY
Rebooted my computer, logged in to Wayland, drkonqi shown up on the screen reporting kded5 crash.

Operating System: Arch Linux
KDE Plasma Version: 5.24.90
KDE Frameworks Version: 5.94.0
Qt Version: 5.15.4
Graphics Platform: Wayland


Thread 9 (Thread 0x7fb629a07640 (LWP 774)):
#0  0x00007fb6325b5faf in __GI___poll (fds=0x7fb618016870, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb631754976 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb618016870, timeout=<optimized out>, context=0x7fb618014bc0) at ../glib/glib/gmain.c:4516
#2  g_main_context_iterate.constprop.0 (context=0x7fb618014bc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4206
#3  0x00007fb6316fd6a3 in g_main_loop_run (loop=0x7fb618014cb0) at ../glib/glib/gmain.c:4411
#4  0x00007fb62ac0d6dc in gdbus_shared_thread_func (user_data=0x7fb618014b90) at ../glib/gio/gdbusprivate.c:282
#5  0x00007fb63172dda5 in g_thread_proxy (data=0x7fb618002e40) at ../glib/glib/gthread.c:827
#6  0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#7  0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 8 (Thread 0x7fb62c1e3640 (LWP 681)):
#0  ___pthread_mutex_lock (mutex=mutex@entry=0x5632f05d4cf8) at pthread_mutex_lock.c:77
#1  0x00007fb633d917bd in wl_display_cancel_read (display=0x5632f05d4c10) at ../wayland-1.20.0/src/wayland-client.c:1850
#2  0x00007fb62f0ece46 in QtWaylandClient::EventThread::run() (this=0x5632f064acb0) at /usr/src/debug/qtwayland/src/client/qwaylanddisplay.cpp:222
#3  0x00007fb6329d836a in QThreadPrivate::start(void*) (arg=0x5632f064acb0) at thread/qthread_unix.cpp:331
#4  0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#5  0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 7 (Thread 0x7fb62b90a640 (LWP 682)):
#0  0x00007fb6325389e9 in __GI___pthread_enable_asynccancel () at cancellation.c:42
#1  0x00007fb6325b1f17 in __GI___libc_read (nbytes=16, buf=0x7fb62b909aa0, fd=11) at ../sysdeps/unix/sysv/linux/read.c:26
#2  __GI___libc_read (fd=11, buf=buf@entry=0x7fb62b909aa0, nbytes=nbytes@entry=16) at ../sysdeps/unix/sysv/linux/read.c:24
#3  0x00007fb6316fe7b0 in read (__nbytes=16, __buf=0x7fb62b909aa0, __fd=<optimized out>, __fd=<optimized out>, __buf=<optimized out>, __nbytes=<optimized out>) at /usr/include/bits/unistd.h:38
#4  g_wakeup_acknowledge (wakeup=0x7fb61c0039a0) at ../glib/glib/gwakeup.c:210
#5  g_main_context_check (context=0x7fb620000c30, max_priority=2147483647, fds=0x7fb6200572a0, n_fds=1) at ../glib/glib/gmain.c:3963
#6  0x00007fb631754877 in g_main_context_iterate.constprop.0 (context=context@entry=0x7fb620000c30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4208
#7  0x00007fb6316fb6c5 in g_main_context_iteration (context=0x7fb620000c30, may_block=1) at ../glib/glib/gmain.c:4276
#8  0x00007fb632bcc7df in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb620000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#9  0x00007fb632b7a79c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb62b909c90, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#10 0x00007fb6329db53f in QThread::exec() (this=this@entry=0x7fb632f39560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#11 0x00007fb632edd75a in QDBusConnectionManager::run() (this=0x7fb632f39560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at /usr/src/debug/qtbase/src/dbus/qdbusconnection.cpp:179
#12 0x00007fb6329d836a in QThreadPrivate::start(void*) (arg=0x7fb632f39560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:331
#13 0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#14 0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 6 (Thread 0x7fb62f4f3840 (LWP 673)):
#0  0x00007fb6325b5faf in __GI___poll (fds=fds@entry=0x7fffb9ec6ad0, nfds=nfds@entry=1, timeout=timeout@entry=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb633609ada in poll (__timeout=1000, __nfds=1, __fds=0x7fffb9ec6ad0) at /usr/include/bits/poll2.h:39
#2  pollDrKonqiSocket (sockfd=3, pid=970) at /usr/src/debug/kcrash-5.94.0/src/kcrash.cpp:865
#3  KCrash::startProcess(int, char const**, bool) (argv=argv@entry=0x7fffb9ec6c18, waitAndExit=waitAndExit@entry=true, argc=<optimized out>) at /usr/src/debug/kcrash-5.94.0/src/kcrash.cpp:727
#4  0x00007fb63360a7d4 in KCrash::defaultCrashHandler(int) (sig=11) at /usr/src/debug/kcrash-5.94.0/src/kcrash.cpp:623
#5  0x00007fb6324ee8e0 in <signal handler called> () at /usr/lib/libc.so.6
#6  0x00007fb611221f5a in QtWayland::kde_primary_output_v1::handle_primary_output(void*, kde_primary_output_v1*, char const*) (data=0x5632f0ae15e0, object=0x5632f0758980, output_name=0x7fb624007c3c "HDMI-A-1") at /usr/src/debug/build/backends/kwayland/qwayland-kde-primary-output-v1.cpp:90
#7  0x00007fb633d85536 in ffi_call_unix64 () at ../src/x86/unix64.S:105
#8  0x00007fb633d82037 in ffi_call_int (cif=<optimized out>, fn=<optimized out>, rvalue=<optimized out>, avalue=<optimized out>, closure=<optimized out>) at ../src/x86/ffi64.c:672
#9  0x00007fb633d915e2 in wl_closure_invoke (closure=closure@entry=0x7fb624007b60, target=<optimized out>, target@entry=0x5632f0758980, opcode=opcode@entry=0, data=<optimized out>, flags=<optimized out>) at ../wayland-1.20.0/src/connection.c:1025
#10 0x00007fb633d91d73 in dispatch_event (display=display@entry=0x5632f05d4c10, queue=0x5632f05d4ce0, queue=<optimized out>) at ../wayland-1.20.0/src/wayland-client.c:1583
#11 0x00007fb633d91f8c in dispatch_queue (queue=0x5632f05d4ce0, display=0x5632f05d4c10) at ../wayland-1.20.0/src/wayland-client.c:1729
#12 wl_display_dispatch_queue_pending (display=0x5632f05d4c10, queue=0x5632f05d4ce0) at ../wayland-1.20.0/src/wayland-client.c:1971
#13 0x00007fb62f0ecc56 in QtWaylandClient::QWaylandDisplay::flushRequests() (this=<optimized out>) at /usr/src/debug/qtwayland/src/client/qwaylanddisplay.cpp:253
#14 0x00007fb632bb27c8 in doActivate<false>(QObject*, int, void**) (sender=0x5632f06272b0, signal_index=4, argv=0x7fffb9ec7ac0) at kernel/qobject.cpp:3898
#15 0x00007fb632bcc7f7 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x5632f06272b0, flags=...) at kernel/qeventdispatcher_glib.cpp:430
#16 0x00007fb632b7a79c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fffb9ec7be0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#17 0x00007fb632b852a9 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#18 0x00007fb633075fd2 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1867
#19 0x00007fb633826e8a in QApplication::exec() () at kernel/qapplication.cpp:2829
#20 0x00005632eed08063 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kded-5.94.0/src/kded.cpp:770

Thread 5 (Thread 0x7fb62c9e4640 (LWP 680)):
#0  __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x5632f064c894) at futex-internal.c:57
#1  __futex_abstimed_wait_common (futex_word=futex_word@entry=0x5632f064c894, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87
#2  0x00007fb63253917f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x5632f064c894, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139
#3  0x00007fb63253b920 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5632f064c840, cond=0x5632f064c868) at pthread_cond_wait.c:503
#4  ___pthread_cond_wait (cond=0x5632f064c868, mutex=0x5632f064c840) at pthread_cond_wait.c:618
#5  0x00007fb6329df7b4 in QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x5632f064c840) at thread/qwaitcondition_unix.cpp:146
#6  QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=this@entry=0x5632f0653910, mutex=mutex@entry=0x5632f0653908, deadline=...) at thread/qwaitcondition_unix.cpp:225
#7  0x00007fb62f0ecd24 in QtWaylandClient::EventThread::waitForReading() (this=0x5632f06538d0) at /usr/src/debug/qtwayland/src/client/qwaylanddisplay.cpp:242
#8  QtWaylandClient::EventThread::run() (this=0x5632f06538d0) at /usr/src/debug/qtwayland/src/client/qwaylanddisplay.cpp:206
#9  0x00007fb6329d836a in QThreadPrivate::start(void*) (arg=0x5632f06538d0) at thread/qthread_unix.cpp:331
#10 0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#11 0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 4 (Thread 0x7fb612ffd640 (LWP 833)):
#0  0x00007fb6325b5faf in __GI___poll (fds=0x7fb6040029e0, nfds=1, timeout=9992) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb631754976 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb6040029e0, timeout=<optimized out>, context=0x7fb604000c30) at ../glib/glib/gmain.c:4516
#2  g_main_context_iterate.constprop.0 (context=context@entry=0x7fb604000c30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4206
#3  0x00007fb6316fb6c5 in g_main_context_iteration (context=0x7fb604000c30, may_block=1) at ../glib/glib/gmain.c:4276
#4  0x00007fb632bcc7bc in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb604000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5  0x00007fb632b7a79c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb612ffccc0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69
#6  0x00007fb6329db53f in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fb6329d836a in QThreadPrivate::start(void*) (arg=0x5632f08fdb20) at thread/qthread_unix.cpp:331
#8  0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#9  0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 3 (Thread 0x7fb611a43640 (LWP 919)):
#0  pselect64_syscall (sigmask=0x0, timeout=<optimized out>, exceptfds=0x0, writefds=0x0, readfds=0x7fb611a3abd0, nfds=5) at ../sysdeps/unix/sysv/linux/pselect.c:34
#1  __pselect (nfds=nfds@entry=5, readfds=readfds@entry=0x7fb611a3abd0, writefds=writefds@entry=0x0, exceptfds=exceptfds@entry=0x0, timeout=<optimized out>, timeout@entry=0x7fb611a3abc0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/pselect.c:56
#2  0x00007fb62d039524 in usbmuxd_listen_inotify () at libusbmuxd.c:923
#3  0x00007fb62d03a8a9 in usbmuxd_listen () at libusbmuxd.c:979
#4  device_monitor (data=<optimized out>) at libusbmuxd.c:1107
#5  0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#6  0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 2 (Thread 0x7fb62aa09640 (LWP 772)):
#0  0x00007fb6325b5faf in __GI___poll (fds=0x5632f07d3f10, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb631754976 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x5632f07d3f10, timeout=<optimized out>, context=0x5632f07d3df0) at ../glib/glib/gmain.c:4516
#2  g_main_context_iterate.constprop.0 (context=context@entry=0x5632f07d3df0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4206
#3  0x00007fb6316fb6c5 in g_main_context_iteration (context=0x5632f07d3df0, may_block=may_block@entry=1) at ../glib/glib/gmain.c:4276
#4  0x00007fb6316fb712 in glib_worker_main (data=<optimized out>) at ../glib/glib/gmain.c:6178
#5  0x00007fb63172dda5 in g_thread_proxy (data=0x5632f07c55e0) at ../glib/glib/gthread.c:827
#6  0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#7  0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

Thread 1 (Thread 0x7fb62a208640 (LWP 773)):
#0  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44
#1  0x00007fb63253e3d3 in __pthread_kill_internal (signo=11, threadid=<optimized out>) at pthread_kill.c:78
#2  0x00007fb6324ee838 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26
#3  0x00007fb63360a840 in KCrash::defaultCrashHandler(int) (sig=11) at /usr/src/debug/kcrash-5.94.0/src/kcrash.cpp:633
#4  0x00007fb6324ee8e0 in <signal handler called> () at /usr/lib/libc.so.6
#5  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44
#6  0x00007fb63253e3d3 in __pthread_kill_internal (signo=11, threadid=<optimized out>) at pthread_kill.c:78
#7  0x00007fb6324ee838 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26
#8  0x00007fb6324ee8e0 in <signal handler called> () at /usr/lib/libc.so.6
#9  __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=15, no_tid=no_tid@entry=0) at pthread_kill.c:44
#10 0x00007fb63253e3d3 in __pthread_kill_internal (signo=15, threadid=<optimized out>) at pthread_kill.c:78
#11 0x00007fb6324ee838 in __GI_raise (sig=15) at ../sysdeps/posix/raise.c:26
#15 0x00007fb62aad5824 in <emit signal ??? on instance ???> (instance=<optimized out>, signal_id=<optimized out>, detail=detail@entry=0) at ../glib/gobject/gsignal.c:3553
    #12 0x00007fb62aab7f8f in g_closure_invoke (closure=0x7fb618007530, return_value=0x0, n_param_values=3, param_values=0x7fb62a2078f0, invocation_hint=0x7fb62a207870) at ../glib/gobject/gclosure.c:830
    #13 0x00007fb62aad357e in signal_emit_unlocked_R (node=node@entry=0x7fb618007580, detail=detail@entry=0, instance=instance@entry=0x7fb61800b000, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fb62a2078f0) at ../glib/gobject/gsignal.c:3782
    #14 0x00007fb62aad55c7 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fb62a207ad0) at ../glib/gobject/gsignal.c:3496
#16 0x00007fb62abf96bb in emit_closed_in_idle (user_data=0x7fb60c00a300) at ../glib/gio/gdbusconnection.c:1373
#17 0x00007fb6316fe163 in g_main_dispatch (context=0x5632f07d6490) at ../glib/glib/gmain.c:3417
#18 g_main_context_dispatch (context=0x5632f07d6490) at ../glib/glib/gmain.c:4135
#19 0x00007fb6317549e9 in g_main_context_iterate.constprop.0 (context=context@entry=0x5632f07d6490, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4211
#20 0x00007fb6316fb6c5 in g_main_context_iteration (context=0x5632f07d6490, may_block=1) at ../glib/glib/gmain.c:4276
#21 0x00007fb62aa22ebe in  () at /usr/lib/gio/modules/libdconfsettings.so
#22 0x00007fb63172dda5 in g_thread_proxy (data=0x5632f07c5700) at ../glib/glib/gthread.c:827
#23 0x00007fb63253c54d in start_thread (arg=<optimized out>) at pthread_create.c:442
#24 0x00007fb6325c1b14 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100