Application: kontact (5.15.3 (20.08.3))

Qt Version: 5.15.1
Frameworks Version: 5.77.0
Operating System: Linux 5.9.8-050908-generic x86_64
Windowing system: X11
Distribution: KDE neon Testing Edition

-- Information about the crash:
- What I was doing when the application crashed:
Went to Settings > Configure KOrganizer. Kontact instantly crashes. Was intermittent, now happens every time.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault

[New LWP 1458725]
[New LWP 1458726]
[New LWP 1458727]
[New LWP 1458728]
[New LWP 1458729]
[New LWP 1458730]
[New LWP 1458731]
[New LWP 1458732]
[New LWP 1458733]
[New LWP 1458734]
[New LWP 1458735]
[New LWP 1458736]
[New LWP 1458737]
[New LWP 1458738]
[New LWP 1458739]
[New LWP 1458740]
[New LWP 1458741]
[New LWP 1458742]
[New LWP 1458750]
[New LWP 1458752]
[New LWP 1458758]
[New LWP 1458759]
[New LWP 1458760]
[New LWP 1458761]
[New LWP 1458764]
[New LWP 1458765]
[New LWP 1458766]
[New LWP 1458768]
[New LWP 1458791]
[New LWP 1458792]
[New LWP 1458793]
[New LWP 1458807]
[New LWP 1458832]
[New LWP 1458866]
[New LWP 1458867]
[New LWP 1458880]
[New LWP 1458883]
[New LWP 1458884]
[New LWP 1458885]
[New LWP 1458898]
[New LWP 1458899]
[New LWP 1458900]
[New LWP 1458903]
[New LWP 1462956]
[New LWP 1462989]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fb45c0edaff in __GI___poll (fds=0x7fffbe49a1e8, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
[Current thread is 1 (Thread 0x7fb45437e1c0 (LWP 1458722))]

Thread 46 (Thread 0x7fb3c7fff700 (LWP 1462989)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fb3c7ffe1f0, clockid=<optimized out>, expected=0, futex_word=0x7fb3c7ffe318) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fb3c7ffe1f0, clockid=<optimized out>, mutex=0x7fb3c7ffe2c8, cond=0x7fb3c7ffe2f0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7fb3c7ffe2f0, mutex=0x7fb3c7ffe2c8, abstime=0x7fb3c7ffe1f0) at pthread_cond_wait.c:656
#3  0x00007fb456dc2a4a in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000195e2 in  ()
#5  0x0000000008196cce in  ()
#6  0x00000000000195c1 in  ()
#7  0x0000000008196cce in  ()
#8  0x0000000000000000 in  ()

Thread 45 (Thread 0x7fb3c77fe700 (LWP 1462956)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fb3c77fd1f0, clockid=<optimized out>, expected=0, futex_word=0x7fb3c77fd318) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fb3c77fd1f0, clockid=<optimized out>, mutex=0x7fb3c77fd2c8, cond=0x7fb3c77fd2f0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7fb3c77fd2f0, mutex=0x7fb3c77fd2c8, abstime=0x7fb3c77fd1f0) at pthread_cond_wait.c:656
#3  0x00007fb456dc2a4a in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000195dc in  ()
#5  0x00000000018af517 in  ()
#6  0x00000000000195bb in  ()
#7  0x00000000018af517 in  ()
#8  0x0000000000000000 in  ()

Thread 44 (Thread 0x7fb374bed700 (LWP 1458903)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41e44f494) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41e44f440, cond=0x55b41e44f468) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41e44f468, mutex=0x55b41e44f440) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fb3757f5700 (LWP 1458900)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b0854dc0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b0854d70, cond=0x7fb3b0854d98) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b0854d98, mutex=0x7fb3b0854d70) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fb3763f9700 (LWP 1458899)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41e15ea90) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41e15ea40, cond=0x55b41e15ea68) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41e15ea68, mutex=0x55b41e15ea40) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7fb376ffd700 (LWP 1458898)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41df09960) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41df09910, cond=0x55b41df09938) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41df09938, mutex=0x55b41df09910) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7fb3777fe700 (LWP 1458885)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3777fd2f8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3777fd2a8, cond=0x7fb3777fd2d0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3777fd2d0, mutex=0x7fb3777fd2a8) at pthread_cond_wait.c:638
#3  0x00007fb456dc294e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in  ()

Thread 39 (Thread 0x7fb377fff700 (LWP 1458884)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b0709580) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b0709530, cond=0x7fb3b0709558) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b0709558, mutex=0x7fb3b0709530) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7fb37d287700 (LWP 1458883)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b05c0f04) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b05c0eb0, cond=0x7fb3b05c0ed8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b05c0ed8, mutex=0x7fb3b05c0eb0) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fb37e737700 (LWP 1458880)):
#0  0x00007fb4533e733d in g_mutex_lock () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb453399bec in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339a152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb35c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb37e7363e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41dcaa5e0) at thread/qthread_unix.cpp:329
#8  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fb37ffff700 (LWP 1458867)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b0479b70) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b0479b20, cond=0x7fb3b0479b48) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b0479b48, mutex=0x7fb3b0479b20) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7fb38523f700 (LWP 1458866)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b016b1b0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b016b160, cond=0x7fb3b016b188) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b016b188, mutex=0x7fb3b016b160) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7fb3866c7700 (LWP 1458832)):
#0  0x00007fb45339671f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb453398185 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339966b in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45339a0db in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb360000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#6  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb3866c63e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#7  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#8  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41d4b8930) at thread/qthread_unix.cpp:329
#9  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7fb386ffd700 (LWP 1458807)):
#0  0x00007fb45c0edaff in __GI___poll (fds=0x7fb36c005240, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb45339a1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb36c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb386ffc3e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41d1a3490) at thread/qthread_unix.cpp:329
#7  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7fb396786700 (LWP 1458793)):
#0  0x00007fb45c0edaff in __GI___poll (fds=0x55b41dc9a7b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb45339a1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb38c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb3967853e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41d032140) at thread/qthread_unix.cpp:329
#7  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fb396f87700 (LWP 1458792)):
#0  0x00007fb45339811f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fb45339966b in g_main_context_prepare () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339a0db in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb388000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb396f863e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41d011c70) at thread/qthread_unix.cpp:329
#8  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fb397807700 (LWP 1458791)):
#0  0x00007fb45c0edaff in __GI___poll (fds=0x7fb390004a60, nfds=1, timeout=9801) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb45339a1ae in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb390000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb3978063e0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41d012480) at thread/qthread_unix.cpp:329
#7  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fb3a6ffd700 (LWP 1458768)):
#0  __GI___libc_write (nbytes=39, buf=0x7fb3a6ff9570, fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  __GI___libc_write (fd=2, buf=0x7fb3a6ff9570, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007fb45c06a00d in _IO_new_file_write (f=0x7fb45c1c45c0 <_IO_2_1_stderr_>, data=0x7fb3a6ff9570, n=39) at fileops.c:1176
#3  0x00007fb45c06a928 in new_do_write (to_do=<optimized out>, data=0x7fb3a6ff9570 "[warn] epoll_wait: Bad file descriptor\n", fp=0x7fb45c1c45c0 <_IO_2_1_stderr_>) at libioP.h:948
#4  _IO_new_file_xsputn (n=39, data=<optimized out>, f=<optimized out>) at fileops.c:1255
#5  _IO_new_file_xsputn (f=0x7fb45c1c45c0 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1197
#6  0x00007fb45c0550d3 in buffered_vfprintf (s=s@entry=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=format@entry=0x7fb451f5b258 "[%s] %s\n", args=args@entry=0x7fb3a6ffbb30, mode_flags=mode_flags@entry=2) at ../libio/libioP.h:948
#7  0x00007fb45c051ea4 in __vfprintf_internal (s=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=0x7fb451f5b258 "[%s] %s\n", ap=ap@entry=0x7fb3a6ffbb30, mode_flags=2) at vfprintf-internal.c:1346
#8  0x00007fb45c1091b3 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#9  0x00007fb451f41b36 in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#10 0x00007fb451f41d09 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#11 0x00007fb451f43768 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#12 0x00007fb451f39625 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#13 0x00007fb456dcf38e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x0100000000000000 in  ()
#15 0x00007fb39c001d19 in  ()
#16 0x00007fb39c001d18 in  ()
#17 0x00007fb3a6ffc250 in  ()
#18 0x00007fb3a6ffc248 in  ()
#19 0x00007fb39c0025a0 in  ()
#20 0x0000000000000008 in  ()
#21 0x0000000001c31c1a in  ()
#22 0x000000000000001d in  ()
#23 0x0000000000089ada in  ()
#24 0x00007fb3a6ffc318 in  ()
#25 0x00007fb3d006c610 in  ()
#26 0x7fffffffffffffff in  ()
#27 0x00007fb3d006c6b8 in  ()
#28 0x7fffffffffffffff in  ()
#29 0x0000000000000001 in  ()
#30 0x00007fb3a6ffc2d0 in  ()
#31 0x00007fb456d72f89 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#32 0x00007fb3a6ffc318 in  ()
#33 0x00007fb3a6ffc3b0 in  ()
#34 0x00007fb3a6ffc310 in  ()
#35 0x00007fb3a6ffc3b0 in  ()
#36 0x0000000000000000 in  ()

Thread 28 (Thread 0x7fb3a77fe700 (LWP 1458766)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3a77fd2f8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3a77fd2a8, cond=0x7fb3a77fd2d0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3a77fd2d0, mutex=0x7fb3a77fd2a8) at pthread_cond_wait.c:638
#3  0x00007fb456dc294e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in  ()

Thread 27 (Thread 0x7fb3a7fff700 (LWP 1458765)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3b0020314) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3b00202c0, cond=0x7fb3b00202e8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3b00202e8, mutex=0x7fb3b00202c0) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7fb3c4ff9700 (LWP 1458764)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3c4ff81a8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3c4ff8158, cond=0x7fb3c4ff8180) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3c4ff8180, mutex=0x7fb3c4ff8158) at pthread_cond_wait.c:638
#3  0x00007fb456dc294e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in  ()

Thread 25 (Thread 0x7fb3c57fa700 (LWP 1458761)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fb3c57f91a8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb3c57f9158, cond=0x7fb3c57f9180) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7fb3c57f9180, mutex=0x7fb3c57f9158) at pthread_cond_wait.c:638
#3  0x00007fb456dc294e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in  ()

Thread 24 (Thread 0x7fb3c5ffb700 (LWP 1458760)):
#0  0x00007fb45c05521f in buffered_vfprintf (s=s@entry=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=format@entry=0x7fb451f5b258 "[%s] %s\n", args=args@entry=0x7fb3c5ff9b30, mode_flags=mode_flags@entry=2) at vfprintf-internal.c:2401
#1  0x00007fb45c051ea4 in __vfprintf_internal (s=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=0x7fb451f5b258 "[%s] %s\n", ap=ap@entry=0x7fb3c5ff9b30, mode_flags=2) at vfprintf-internal.c:1346
#2  0x00007fb45c1091b3 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#3  0x00007fb451f41b36 in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#4  0x00007fb451f41d09 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#5  0x00007fb451f43768 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#6  0x00007fb451f39625 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#7  0x00007fb456dcf2b3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x0100000000000000 in  ()
#9  0x00007fb3b4001d19 in  ()
#10 0x00007fb3b4001d18 in  ()
#11 0x00007fb3c5ffa250 in  ()
#12 0x00007fb3c5ffa248 in  ()
#13 0x00007fb3b40025a0 in  ()
#14 0x0000000000000008 in  ()
#15 0x00007fb3b4000020 in  ()
#16 0x00007fb3c5ffa3b0 in  ()
#17 0x00007fb3b4002520 in  ()
#18 0x00007fb3c5ffa318 in  ()
#19 0x00007fb3b0002170 in  ()
#20 0x7fffffffffffffff in  ()
#21 0x00007fb3b0002218 in  ()
#22 0x7fffffffffffffff in  ()
#23 0x0000000000000001 in  ()
#24 0x00007fb3c5ffa2d0 in  ()
#25 0x00007fb456d72f89 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007fb3c5ffa318 in  ()
#27 0x00007fb3c5ffa3b0 in  ()
#28 0x00007fb3c5ffa310 in  ()
#29 0x00007fb3c5ffa3b0 in  ()
#30 0x0000000000000000 in  ()

Thread 23 (Thread 0x7fb3c67fc700 (LWP 1458759)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fb3c67fb0a0, clockid=<optimized out>, expected=0, futex_word=0x7fb3c67fb1c8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fb3c67fb0a0, clockid=<optimized out>, mutex=0x7fb3c67fb178, cond=0x7fb3c67fb1a0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x7fb3c67fb1a0, mutex=0x7fb3c67fb178, abstime=0x7fb3c67fb0a0) at pthread_cond_wait.c:656
#3  0x00007fb456dc2a4a in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00000000000195f7 in  ()
#5  0x000000002e6546b3 in  ()
#6  0x00000000000195d9 in  ()
#7  0x000000002e71b64b in  ()
#8  0x0000000000000000 in  ()

Thread 22 (Thread 0x7fb3c6ffd700 (LWP 1458758)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41ccaa0dc) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41ccaa018, cond=0x55b41ccaa0b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41ccaa0b0, mutex=0x55b41ccaa018) at pthread_cond_wait.c:638
#3  0x00007fb456dc294e in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x0000000000000000 in  ()

Thread 21 (Thread 0x7fb3e61d4700 (LWP 1458752)):
#0  __lll_lock_wait_private (futex=0x7fb45c1c64b0 <_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fb45c0551f6 in buffered_vfprintf (s=s@entry=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=format@entry=0x7fb451f5b258 "[%s] %s\n", args=args@entry=0x7fb3e61d2b10, mode_flags=mode_flags@entry=2) at vfprintf-internal.c:2381
#2  0x00007fb45c051ea4 in __vfprintf_internal (s=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=0x7fb451f5b258 "[%s] %s\n", ap=ap@entry=0x7fb3e61d2b10, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fb45c1091b3 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fb451f41b36 in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#5  0x00007fb451f41d09 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#6  0x00007fb451f43768 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#7  0x00007fb451f39625 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#8  0x00007fb456dcf3fe in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x0100000000000000 in  ()
#10 0x00007fb3d0001cd9 in  ()
#11 0x00007fb3d0001cd8 in  ()
#12 0x00007fb3e61d3230 in  ()
#13 0x00007fb3e61d3228 in  ()
#14 0x00007fb3d0002560 in  ()
#15 0x0000000000000008 in  ()
#16 0x000000000018ec6d in  ()
#17 0x0000000000000001 in  ()
#18 0x000000000009aa2d in  ()
#19 0x00007fb3e61d32f8 in  ()
#20 0x000055b41ca06760 in  ()
#21 0x7fffffffffffffff in  ()
#22 0x000055b41ca06808 in  ()
#23 0x7fffffffffffffff in  ()
#24 0x0000000000000001 in  ()
#25 0x00007fb3e61d32b0 in  ()
#26 0x00007fb456d72f89 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007fb3e61d32f8 in  ()
#28 0x00007fb3e61d33b0 in  ()
#29 0x00007fb3e61d32f0 in  ()
#30 0x00007fb3e61d33b0 in  ()
#31 0x0000000000000000 in  ()

Thread 20 (Thread 0x7fb3e71d6700 (LWP 1458750)):
#0  __lll_lock_wait_private (futex=0x7fb45c1c64b0 <_IO_stdfile_2_lock>) at ./lowlevellock.c:35
#1  0x00007fb45c0551f6 in buffered_vfprintf (s=s@entry=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=format@entry=0x7fb451f5b258 "[%s] %s\n", args=args@entry=0x7fb3e71d4b10, mode_flags=mode_flags@entry=2) at vfprintf-internal.c:2381
#2  0x00007fb45c051ea4 in __vfprintf_internal (s=0x7fb45c1c45c0 <_IO_2_1_stderr_>, format=0x7fb451f5b258 "[%s] %s\n", ap=ap@entry=0x7fb3e71d4b10, mode_flags=2) at vfprintf-internal.c:1346
#3  0x00007fb45c1091b3 in ___fprintf_chk (fp=<optimized out>, flag=<optimized out>, format=<optimized out>) at fprintf_chk.c:33
#4  0x00007fb451f41b36 in event_logv_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#5  0x00007fb451f41d09 in event_warn () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#6  0x00007fb451f43768 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#7  0x00007fb451f39625 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.7
#8  0x00007fb456dcf2b3 in  () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x01007fb3e71d5240 in  ()
#10 0x00007fb3dc001d19 in  ()
#11 0x00007fb3dc001d18 in  ()
#12 0x00007fb3e71d5230 in  ()
#13 0x00007fb3e71d5228 in  ()
#14 0x00007fb3dc002580 in  ()
#15 0x00007fb3dc002420 in  ()
#16 0x0000000037ee6657 in  ()
#17 0x00000000000003aa in  ()
#18 0x000000000005a7d7 in  ()
#19 0x0000000000000000 in  ()

Thread 19 (Thread 0x7fb3f6ffd700 (LWP 1458742)):
#0  __GI___libc_read (nbytes=16, buf=0x7fb3f6ffc1a0, fd=11) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=11, buf=0x7fb3f6ffc1a0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007fb4533e289f in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb453399cfe in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb45339a152 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fb45c6c424b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb3e8000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fb3f6ffc3b0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007fb45c484982 in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007fb45d6f8f4b in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x7fb45d77cd80) at thread/qthread_unix.cpp:329
#11 0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fb3f77fe700 (LWP 1458741)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cb9ab50) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cb9ab00, cond=0x55b41cb9ab28) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cb9ab28, mutex=0x55b41cb9ab00) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fb3f7fff700 (LWP 1458740)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad26d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2688, cond=0x55b41cad26b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad26b0, mutex=0x55b41cad2688) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fb420ff9700 (LWP 1458739)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad26d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2688, cond=0x55b41cad26b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad26b0, mutex=0x55b41cad2688) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fb4217fa700 (LWP 1458738)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad26d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2688, cond=0x55b41cad26b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad26b0, mutex=0x55b41cad2688) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fb421ffb700 (LWP 1458737)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad26d8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2688, cond=0x55b41cad26b0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad26b0, mutex=0x55b41cad2688) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fb4227fc700 (LWP 1458736)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fb422ffd700 (LWP 1458735)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fb4237fe700 (LWP 1458734)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fb423fff700 (LWP 1458733)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fb438852700 (LWP 1458732)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fb439053700 (LWP 1458731)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad1fd0) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad1f80, cond=0x55b41cad1fa8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad1fa8, mutex=0x55b41cad1f80) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fb439854700 (LWP 1458730)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad2c18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2bc8, cond=0x55b41cad2bf0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad2bf0, mutex=0x55b41cad2bc8) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fb43a055700 (LWP 1458729)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad2c18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2bc8, cond=0x55b41cad2bf0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad2bf0, mutex=0x55b41cad2bc8) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fb43a856700 (LWP 1458728)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad2c18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2bc8, cond=0x55b41cad2bf0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad2bf0, mutex=0x55b41cad2bc8) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fb43b057700 (LWP 1458727)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cad2c18) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cad2bc8, cond=0x55b41cad2bf0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cad2bf0, mutex=0x55b41cad2bc8) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fb444d4f700 (LWP 1458726)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b41cace550) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b41cace500, cond=0x55b41cace528) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55b41cace528, mutex=0x55b41cace500) at pthread_cond_wait.c:638
#3  0x00007fb4453428fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#4  0x00007fb4453424fb in  () at /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7fb4477c7700 (LWP 1458725)):
#0  0x00007fb45c0edaff in __GI___poll (fds=0x7fb4477c62e8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fb453ecbc1a in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007fb453ecd90a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007fb447d17b08 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007fb45c485b1c in QThreadPrivate::start(void*) (arg=0x55b41c92ad10) at thread/qthread_unix.cpp:329
#5  0x00007fb453e89609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007fb45c0fa293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7fb45437e1c0 (LWP 1458722)):
[KCrash Handler]
#4  KPluginFactory::setMetaData(KPluginMetaData const&) (this=this@entry=0x0, metaData=...) at ./src/lib/plugin/kpluginfactory.cpp:47
#5  0x00007fb45d7d582c in KPluginLoader::factory() (this=<optimized out>) at ./src/lib/plugin/kpluginloader.cpp:113
#6  0x00007fb45bd945c4 in KCModule* KService::createInstance<KCModule>(QWidget*, QObject*, QList<QVariant> const&, QString*) const () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#7  0x00007fb45bd9200e in KCModuleLoader::loadModule(KCModuleInfo const&, KCModuleLoader::ErrorReporting, QWidget*, QStringList const&) () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#8  0x00007fb45bd9d87a in  () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#9  0x00007fb45bd9deb8 in KCModuleProxy::realModule() const () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#10 0x00007fb45bd9a787 in KCMultiDialog::addModule(KCModuleInfo const&, KPageWidgetItem*, QStringList const&) () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#11 0x00007fb45bd9b02c in KCMultiDialog::addModule(QString const&, QStringList const&) () at /usr/lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#12 0x00007fb386786cb4 in  () at /usr/lib/x86_64-linux-gnu/libkorganizerprivate.so.5
#13 0x00007fb45c6a094e in QtPrivate::QSlotObjectBase::call(QObject*, void**) (a=0x7fffbe49b0d0, r=0x55b41d37b950, this=0x55b41d6cd960) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#14 doActivate<false>(QObject*, int, void**) (sender=0x55b41d685250, signal_index=4, argv=0x7fffbe49b0d0) at kernel/qobject.cpp:3886
#15 0x00007fb45d13f8c6 in QAction::triggered(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007fb45d141f98 in QAction::activate(QAction::ActionEvent) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007fb45d2cc3e2 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007fb45d2d3b2e in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007fb45d2d4dc2 in QMenu::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007fb45d188be6 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007fb45d2d73cb in QMenu::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007fb45d145da3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007fb45d14ee57 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007fb45c66992a in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55b41cf4af80, event=0x7fffbe49b7b0) at ../../include/QtCore/5.15.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#25 0x00007fb45d14e087 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007fb45d1a48ce in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007fb45d1a7154 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007fb45d145da3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fb45d14eb98 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fb45c66992a in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55b41d0bfae0, event=0x7fffbe49bc30) at ../../include/QtCore/5.15.1/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#31 0x00007fb45ca5053b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#32 0x00007fb45ca51ab5 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#33 0x00007fb45ca297ab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#34 0x00007fb447d18b2e in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#35 0x00007fb453399fbd in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fb45339a240 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fb45339a2e3 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fb45c6c4232 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x55b41ca01500, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#39 0x00007fb45c66843b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7fffbe49bfd0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#40 0x00007fb45c6705e4 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#41 0x000055b41c5565f6 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:230
[Inferior 1 (process 1458722) detached]

The reporter indicates this bug may be a duplicate of or related to bug 377832.

Possible duplicates by query: bug 428071, bug 425720, bug 421121, bug 377832, bug 377189.

Reported using DrKonqi