Bug 446587

Summary: Plasma crashes when right clicking on VLC Notification in Status and Notifications
Product: [Plasma] plasmashell Reporter: alexanderbrown697
Component: generalAssignee: David Edmundson <kde>
Status: RESOLVED UPSTREAM    
Severity: crash CC: nate, plasma-bugs-null
Priority: NOR Keywords: drkonqi
Version First Reported In: 5.23.3   
Target Milestone: 1.0   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description alexanderbrown697 2021-12-06 22:44:00 UTC 
Application: plasmashell (5.23.3)

Qt Version: 5.15.3
Frameworks Version: 5.88.0
Operating System: Linux 5.11.0-41-generic x86_64
Windowing System: Wayland
Distribution: KDE neon User - Plasma 25th Anniversary Edition
DrKonqi: 5.23.3 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Plasma crashes when right clicking on VLC Notification in Status and Notifications

The reporter is unsure if this crash is reproducible.

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

[New LWP 16471]
[New LWP 16514]
[New LWP 16515]
[New LWP 16516]
[New LWP 16517]
[New LWP 16573]
[New LWP 16584]
[New LWP 16589]
[New LWP 16595]
[New LWP 16600]
[New LWP 16619]
[New LWP 16658]
[New LWP 16815]
[New LWP 17526]
[New LWP 19413]
[New LWP 19414]
[New LWP 19417]
[New LWP 19418]
[New LWP 19419]
[New LWP 19844]
[New LWP 19845]
[New LWP 19846]
[New LWP 19847]
[New LWP 20840]
[New LWP 20846]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559adce51014) at ../sysdeps/nptl/futex-internal.h:183
__preamble__
[Current thread is 1 (Thread 0x7f18b5a3c9c0 (LWP 16416))]

Thread 26 (Thread 0x7f186965f700 (LWP 20846)):
#0  __GI___libc_read (nbytes=10, buf=0x7f186965ea1e, fd=53) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=53, buf=0x7f186965ea1e, nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f1883aa0975 in pa_read () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#3  0x00007f1883b24416 in pa_mainloop_prepare () from /lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f1883b24eb4 in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f1883b24f70 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f1883b3311d in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f1883acf72c in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-13.99.so
#8  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f184ae79700 (LWP 20840)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad8988b60) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad8988b10, cond=0x559ad8988b38) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad8988b38, mutex=0x559ad8988b10) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad8988b10) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x559aecc96158, mutex=mutex@entry=0x559aecc96150, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559aecc96148) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559aecc960b0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x559aecc960b0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aecc960b0) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f1839e77700 (LWP 19847)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad7d93b50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad7d93b00, cond=0x559ad7d93b28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad7d93b28, mutex=0x559ad7d93b00) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad7d93b00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x559aed6888a0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f1891254fe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f1891258cfe in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f18912541a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f1891256c53 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aed283a20) at thread/qthread_unix.cpp:329
#10 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f183a678700 (LWP 19846)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad7d93b50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad7d93b00, cond=0x559ad7d93b28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad7d93b28, mutex=0x559ad7d93b00) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad7d93b00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x559aed6888a0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f1891254fe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f1891258cfe in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f18912541a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f1891256c53 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aed77f9e0) at thread/qthread_unix.cpp:329
#10 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f1854900700 (LWP 19845)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad7d93b50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad7d93b00, cond=0x559ad7d93b28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad7d93b28, mutex=0x559ad7d93b00) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad7d93b00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x559aed6888a0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f1891254fe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f1891258cfe in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f18912541a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f1891256c53 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad8a63dd0) at thread/qthread_unix.cpp:329
#10 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f184e111700 (LWP 19844)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad7d93b50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad7d93b00, cond=0x559ad7d93b28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad7d93b28, mutex=0x559ad7d93b00) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad7d93b00) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x559aed6888a0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f1891254fe0 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#6  0x00007f1891258cfe in ?? () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#7  0x00007f18912541a2 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#8  0x00007f1891256c53 in ThreadWeaver::Thread::run() () from /lib/x86_64-linux-gnu/libKF5ThreadWeaver.so.5
#9  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aec1754f0) at thread/qthread_unix.cpp:329
#10 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f184e993700 (LWP 19419)):
#0  0x00007f18bc29fda4 in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#1  0x00007f18b9c7592a in get_thread_data () at thread/qthread_unix.cpp:207
#2  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:207
#3  0x00007f18b9eb7ce5 in postEventSourcePrepare (timeout=0x0, s=0x7f18a0003630) at kernel/qeventdispatcher_glib.cpp:270
#4  postEventSourceCheck (source=0x7f18a0003630) at kernel/qeventdispatcher_glib.cpp:270
#5  0x00007f18b818fda1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f18b8190312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f18a0000ed0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#9  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f184e992be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#10 0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#11 0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aedfea280) at thread/qthread_unix.cpp:329
#12 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#13 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f184f194700 (LWP 19418)):
#0  __GI___libc_read (nbytes=16, buf=0x7f184f193b10, fd=87) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=87, buf=0x7f184f193b10, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f18b81d8b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b818febe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18b8190312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f18b81906f3 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f189109cf8a in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
#7  0x00007f18b81b9ad1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f184f995700 (LWP 19417)):
#0  0x00007f18b98e7aff in __GI___poll (fds=0x559ae685d840, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f18b819036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b81904f1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18b81b9ad1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f1855982700 (LWP 19414)):
#0  __GI___libc_read (nbytes=16, buf=0x7f18559819d0, fd=80) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=80, buf=0x7f18559819d0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f18b81d8b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b818febe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18b8190312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f18840dfbd0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f1855981be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559addaff6c0) at thread/qthread_unix.cpp:329
#10 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f1856716700 (LWP 19413)):
#0  0x00007f18bc299ca7 in ?? () from /lib64/ld-linux-x86-64.so.2
#1  0x00007f18bc29fddc in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#2  0x00007f18b9c7592a in get_thread_data () at thread/qthread_unix.cpp:207
#3  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:207
#4  0x00007f18b9eb7ce5 in postEventSourcePrepare (timeout=0x0, s=0x7f1888350ea0) at kernel/qeventdispatcher_glib.cpp:270
#5  postEventSourceCheck (source=0x7f1888350ea0) at kernel/qeventdispatcher_glib.cpp:270
#6  0x00007f18b818fda1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f18b8190312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f18881802f0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#10 0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f1856715be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#11 0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#12 0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559aee1914b0) at thread/qthread_unix.cpp:329
#13 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#14 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f186a178700 (LWP 17526)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ae06ece34) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ae06ecde0, cond=0x559ae06ece08) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ae06ece08, mutex=0x559ae06ecde0) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ae06ecde0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x559ae06e9c38, mutex=mutex@entry=0x559ae06e9c30, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559ae06e9c28) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559ae06e9b90) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x559ae06e9b90) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ae06e9b90) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f186ac81700 (LWP 16815)):
[KCrash Handler]
#4  0x00007f18b488543f in update_buffers (dri2_surf=dri2_surf@entry=0x7f185005d3c0) at ../src/egl/drivers/dri2/platform_wayland.c:670
#5  0x00007f18b4885868 in image_get_buffers (driDrawable=driDrawable@entry=0x559ad8a0afb0, format=<optimized out>, stamp=stamp@entry=0x559ad8a0afe0, loaderPrivate=loaderPrivate@entry=0x7f185005d3c0, buffer_mask=buffer_mask@entry=1, buffers=buffers@entry=0x7f186ac7fdd0) at ../src/egl/drivers/dri2/platform_wayland.c:805
#6  0x00007f18af2a894c in intel_update_image_buffers (drawable=0x559ad8a0afb0, brw=0x559add601030) at ../src/mesa/drivers/dri/i965/brw_context.c:1889
#7  intel_update_renderbuffers (context=context@entry=0x559ad5d52750, drawable=drawable@entry=0x559ad8a0afb0) at ../src/mesa/drivers/dri/i965/brw_context.c:1516
#8  0x00007f18af2a90d9 in intel_prepare_render (brw=brw@entry=0x559add601030) at ../src/mesa/drivers/dri/i965/brw_context.c:1537
#9  0x00007f18af2a5547 in brw_clear (ctx=0x559add601030, mask=50) at ../src/mesa/drivers/dri/i965/brw_clear.c:257
#10 0x00007f18bb882b4a in QSGBatchRenderer::Renderer::renderBatches (this=this@entry=0x7f18500063d0) at ../../include/QtQuick/5.15.3/QtQuick/private/../../../../../src/quick/scenegraph/coreapi/qsgrenderer_p.h:131
#11 0x00007f18bb88326a in QSGBatchRenderer::Renderer::render (this=<optimized out>) at scenegraph/coreapi/qsgbatchrenderer.cpp:4363
#12 0x00007f18bb866e24 in QSGRenderer::renderScene (bindable=..., this=0x7f18500063d0) at scenegraph/coreapi/qsgrenderer.cpp:264
#13 QSGRenderer::renderScene (this=0x7f18500063d0, bindable=...) at scenegraph/coreapi/qsgrenderer.cpp:220
#14 0x00007f18bb8672f3 in QSGRenderer::renderScene (this=<optimized out>, fboId=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:212
#15 0x00007f18bb8d6087 in QSGDefaultRenderContext::renderNextFrame (this=0x559ad5d10360, renderer=0x7f18500063d0, fboId=<optimized out>) at scenegraph/qsgdefaultrendercontext.cpp:228
#16 0x00007f18bb943a39 in QQuickWindowPrivate::renderSceneGraph (this=this@entry=0x559ad5cecc60, size=..., surfaceSize=...) at items/qquickwindow.cpp:616
#17 0x00007f18bb8e3bc9 in QSGRenderThread::syncAndRender (this=0x559adccf8d40, grabImage=0x0) at /usr/include/x86_64-linux-gnu/qt5/QtGui/5.15.3/QtGui/private/qrhi_p.h:1259
#18 0x00007f18bb8e8057 in QSGRenderThread::run (this=0x559adccf8d40) at scenegraph/qsgthreadedrenderloop.cpp:1043
#19 0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559adccf8d40) at thread/qthread_unix.cpp:329
#20 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#21 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f1892d29700 (LWP 16658)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559adcd053d4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559adcd05380, cond=0x559adcd053a8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559adcd053a8, mutex=0x559adcd05380) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559adcd05380) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x559adccc9b98, mutex=mutex@entry=0x559adccc9b90, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559adccc9b88) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559adccc9af0) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x559adccc9af0) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559adccc9af0) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f186bfff700 (LWP 16619)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559add9075c0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559add907570, cond=0x559add907598) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559add907598, mutex=0x559add907570) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559add907570) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x559ad8a7fa28, mutex=mutex@entry=0x559ad8a7fa20, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559ad8a7fa18) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559ad8a7f980) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x559ad8a7f980) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad8a7f980) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f1881cf3700 (LWP 16600)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad7b88f24) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad7b88ed0, cond=0x559ad7b88ef8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad7b88ef8, mutex=0x559ad7b88ed0) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559ad7b88ed0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x559ad7929af8, mutex=mutex@entry=0x559ad7929af0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x559ad7929ae8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x559ad7929a50) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x559ad7929a50) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad7929a50) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f18831ed700 (LWP 16595)):
#0  0x00007f18b98e7aff in __GI___poll (fds=0x7f1874006120, nfds=1, timeout=912503) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f18b819036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f1874000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f18831ecba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f18832cd07c in KCupsConnection::run() () from /lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad5c587a0) at thread/qthread_unix.cpp:329
#8  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f1892499700 (LWP 16589)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f18840241e4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f1884024190, cond=0x7f18840241b8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f18840241b8, mutex=0x7f1884024190) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x7f1884024190) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=this@entry=0x7f18b00139b8, mutex=mutex@entry=0x7f18b00139b0, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e7c24 in QSGRenderThreadEventQueue::takeEvent (wait=true, this=0x7f18b00139a8) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  QSGRenderThread::processEventsAndWaitForMore (this=this@entry=0x7f18b0013910) at scenegraph/qsgthreadedrenderloop.cpp:936
#7  0x00007f18bb8e8099 in QSGRenderThread::run (this=0x7f18b0013910) at scenegraph/qsgthreadedrenderloop.cpp:1053
#8  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x7f18b0013910) at thread/qthread_unix.cpp:329
#9  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f18937fe700 (LWP 16584)):
#0  0x00007f18b98e7aff in __GI___poll (fds=0x7f188c00f680, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f18b819036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f188c010290, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f18937fdba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f18b9c752c2 in QThread::exec (this=this@entry=0x559ad2a431f0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f18bb8223fa in QQuickPixmapReader::run (this=0x559ad2a431f0) at util/qquickpixmapcache.cpp:1024
#7  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad2a431f0) at thread/qthread_unix.cpp:329
#8  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f189ee7a700 (LWP 16573)):
#0  0x00007f18b98e7aff in __GI___poll (fds=0x7f1894004e60, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f18b819036e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f1894000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f189ee79bc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f18bb488549 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f18b9c7645c in QThreadPrivate::start (arg=0x559ad23908a0) at thread/qthread_unix.cpp:329
#8  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f18ad97b700 (LWP 16517)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad2083168) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad2083118, cond=0x559ad2083140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad2083140, mutex=0x559ad2083118) at pthread_cond_wait.c:638
#3  0x00007f18af34cb1b in cnd_wait (mtx=0x559ad2083118, cond=0x559ad2083140) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x559ad2084a60) at ../src/util/u_queue.c:294
#5  0x00007f18af34c71b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f18ae17c700 (LWP 16516)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad2083168) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad2083118, cond=0x559ad2083140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad2083140, mutex=0x559ad2083118) at pthread_cond_wait.c:638
#3  0x00007f18af34cb1b in cnd_wait (mtx=0x559ad2083118, cond=0x559ad2083140) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x559ad20846d0) at ../src/util/u_queue.c:294
#5  0x00007f18af34c71b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f18ae97d700 (LWP 16515)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad208316c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad2083118, cond=0x559ad2083140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad2083140, mutex=0x559ad2083118) at pthread_cond_wait.c:638
#3  0x00007f18af34cb1b in cnd_wait (mtx=0x559ad2083118, cond=0x559ad2083140) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x559ad2084490) at ../src/util/u_queue.c:294
#5  0x00007f18af34c71b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f18af17e700 (LWP 16514)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559ad208316c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559ad2083118, cond=0x559ad2083140) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559ad2083140, mutex=0x559ad2083118) at pthread_cond_wait.c:638
#3  0x00007f18af34cb1b in cnd_wait (mtx=0x559ad2083118, cond=0x559ad2083140) at ../include/c11/threads_posix.h:155
#4  util_queue_thread_func (input=input@entry=0x559ad2084250) at ../src/util/u_queue.c:294
#5  0x00007f18af34c71b in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87
#6  0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#7  0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f18b50e1700 (LWP 16471)):
#0  __GI___libc_read (nbytes=<optimized out>, buf=<optimized out>, fd=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=<optimized out>, buf=<optimized out>, nbytes=<optimized out>) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f18b81d8b2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f18b818febe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f18b8190312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f18b9eb761b in QEventDispatcherGlib::processEvents (this=0x7f18b0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7f18b50e0bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f18b9c752c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f18ba7e8f4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f18b9c7645c in QThreadPrivate::start (arg=0x7f18ba86cd80) at thread/qthread_unix.cpp:329
#11 0x00007f18b8bc2609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f18b98f4293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f18b5a3c9c0 (LWP 16416)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x559adce51014) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559adce50fc0, cond=0x559adce50fe8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x559adce50fe8, mutex=0x559adce50fc0) at pthread_cond_wait.c:638
#3  0x00007f18b9c7c5cb in QWaitConditionPrivate::wait (deadline=..., this=0x559adce50fc0) at thread/qwaitcondition_unix.cpp:146
#4  QWaitCondition::wait (this=<optimized out>, mutex=0x559adccf8d98, deadline=...) at thread/qwaitcondition_unix.cpp:225
#5  0x00007f18bb8e4d61 in QSGThreadedRenderLoop::handleObscurity (this=this@entry=0x559ad25297c0, w=0x559adce708a0) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qdeadlinetimer.h:68
#6  0x00007f18bb8e4e6a in QSGThreadedRenderLoop::hide (this=0x559ad25297c0, window=0x559ad5d53780) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:570
#7  0x00007f18ba24be0d in QWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#8  0x00007f18bb951fdb in QQuickWindow::event (this=0x559ad5d53780, e=0x7ffcacd8cfe0) at items/qquickwindow.cpp:1901
#9  0x00007f18bc242433 in PlasmaQuick::Dialog::event(QEvent*) () from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#10 0x00007f18bab6edc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f18bab77bb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f18b9e5cdaa in QCoreApplication::notifyInternal2 (receiver=0x559ad5d53780, event=0x7ffcacd8cfe0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#13 0x00007f18ba24ba06 in QWindowPrivate::setVisible(bool) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#14 0x00007f18bc23f66e in PlasmaQuick::Dialog::setVisible(bool) () from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#15 0x00007f18bc2420de in PlasmaQuick::Dialog::focusOutEvent(QFocusEvent*) () from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#16 0x00007f18ba24bfd8 in QWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#17 0x00007f18bb951fdb in QQuickWindow::event (this=0x559ad5d53780, e=0x7ffcacd8d550) at items/qquickwindow.cpp:1901
#18 0x00007f18bc242433 in PlasmaQuick::Dialog::event(QEvent*) () from /lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#19 0x00007f18bab6edc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f18bab77bb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f18b9e5cdaa in QCoreApplication::notifyInternal2 (receiver=0x559ad5d53780, event=0x7ffcacd8d550) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#22 0x00007f18ba23cca6 in QGuiApplicationPrivate::processActivatedEvent(QWindowSystemInterfacePrivate::ActivatedWindowEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#23 0x00007f18ba241a7c in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#24 0x00007f18ba2197ac in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007f18ba219a20 in QWindowSystemInterface::flushWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#26 0x00007f18b9e8a949 in QObject::event (this=0x559ad5cebb70, e=0x559ad89b3360) at kernel/qobject.cpp:1314
#27 0x00007f18bab6edc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f18bab77bb8 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f18b9e5cdaa in QCoreApplication::notifyInternal2 (receiver=0x559ad5cebb70, event=0x559ad89b3360) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#30 0x00007f18b9e5f6b1 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x559ad1ec8ef0) at kernel/qcoreapplication.cpp:1821
#31 0x00007f18b9eb7fa7 in postEventSourceDispatch (s=0x559ad1f139c0) at kernel/qeventdispatcher_glib.cpp:277
#32 0x00007f18b819017d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f18b8190400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f18b81904a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f18b9eb7602 in QEventDispatcherGlib::processEvents (this=0x559ad1f12d70, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#36 0x00007f18b9e5b8ab in QEventLoop::exec (this=this@entry=0x7ffcacd8dc20, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#37 0x00007f18b9e63a64 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#38 0x0000559ad1b10cf5 in main (argc=<optimized out>, argv=<optimized out>) at ./shell/main.cpp:238
[Inferior 1 (process 16416) detached]

Possible duplicates by query: bug 443823, bug 439270, bug 435751, bug 432555, bug 431025.

Reported using DrKonqi
Comment 1 Nate Graham 2021-12-07 03:40:52 UTC 
The Intel graphics drivers are crashing:

#4  0x00007f18b488543f in update_buffers (dri2_surf=dri2_surf@entry=0x7f185005d3c0) at ../src/egl/drivers/dri2/platform_wayland.c:670
#5  0x00007f18b4885868 in image_get_buffers (driDrawable=driDrawable@entry=0x559ad8a0afb0, format=<optimized out>, stamp=stamp@entry=0x559ad8a0afe0, loaderPrivate=loaderPrivate@entry=0x7f185005d3c0, buffer_mask=buffer_mask@entry=1, buffers=buffers@entry=0x7f186ac7fdd0) at ../src/egl/drivers/dri2/platform_wayland.c:805
#6  0x00007f18af2a894c in intel_update_image_buffers (drawable=0x559ad8a0afb0, brw=0x559add601030) at ../src/mesa/drivers/dri/i965/brw_context.c:1889
#7  intel_update_renderbuffers (context=context@entry=0x559ad5d52750, drawable=drawable@entry=0x559ad8a0afb0) at ../src/mesa/drivers/dri/i965/brw_context.c:1516
#8  0x00007f18af2a90d9 in intel_prepare_render (brw=brw@entry=0x559add601030) at ../src/mesa/drivers/dri/i965/brw_context.c:1537
#9  0x00007f18af2a5547 in brw_clear (ctx=0x559add601030, mask=50) at ../src/mesa/drivers/dri/i965/brw_clear.c:257

Can you report this to the Mesa developers? See https://docs.mesa3d.org/bugs.html. Thanks!