Application: kontact (5.10.2)

Qt Version: 5.11.3
Frameworks Version: 5.55.0
Operating System: Linux 5.0.5-200.fc29.x86_64 x86_64
Distribution (Platform): Fedora RPMs

-- Information about the crash:
Steps to reproduce:
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  Kontact crashes

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
29	  return SYSCALL_CANCEL (poll, fds, nfds, timeout);
[Current thread is 1 (Thread 0x7f59942cef00 (LWP 14752))]

Thread 60 (Thread 0x7f57c7fff700 (LWP 16114)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f57c7ffe400, expected=0, futex_word=0x7f57c7ffe5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f57c7ffe4a0, mutex=0x7f57c7ffe598, cond=0x7f57c7ffe5c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f57c7ffe5c0, mutex=0x7f57c7ffe598, abstime=0x7f57c7ffe4a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4eb9bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 59 (Thread 0x7f57d53ea700 (LWP 16086)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f57d53e9400, expected=0, futex_word=0x7f57d53e95e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f57d53e94a0, mutex=0x7f57d53e9598, cond=0x7f57d53e95c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f57d53e95c0, mutex=0x7f57d53e9598, abstime=0x7f57d53e94a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7f5954ff9700 (LWP 16048)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f5954ff8400, expected=0, futex_word=0x7f5954ff85e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f5954ff84a0, mutex=0x7f5954ff8598, cond=0x7f5954ff85c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f5954ff85c0, mutex=0x7f5954ff8598, abstime=0x7f5954ff84a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 57 (Thread 0x7f57d73ee700 (LWP 16033)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f57d73ed400, expected=0, futex_word=0x7f57d73ed5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f57d73ed4a0, mutex=0x7f57d73ed598, cond=0x7f57d73ed5c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f57d73ed5c0, mutex=0x7f57d73ed598, abstime=0x7f57d73ed4a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 56 (Thread 0x7f591effd700 (LWP 15701)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e878d508) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e878d4b8, cond=0x7f58e878d4e0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e878d4e0, mutex=0x7f58e878d4b8) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 55 (Thread 0x7f57d5beb700 (LWP 15697)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f57d5bea400, expected=0, futex_word=0x7f57d5bea5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f57d5bea4a0, mutex=0x7f57d5bea598, cond=0x7f57d5bea5c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f57d5bea5c0, mutex=0x7f57d5bea598, abstime=0x7f57d5bea4a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7f57d6bed700 (LWP 15696)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f57d6bec400, expected=0, futex_word=0x7f57d6bec5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f57d6bec4a0, mutex=0x7f57d6bec598, cond=0x7f57d6bec5c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f57d6bec5c0, mutex=0x7f57d6bec598, abstime=0x7f57d6bec4a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7f57fc9ab700 (LWP 15635)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f57fc9aa3e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7f57e77fe700 (LWP 15045)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f57e77fd3e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7f57d7fff700 (LWP 14919)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f57d7ffe3e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7f57e6ffd700 (LWP 14912)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e8626998) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e8626948, cond=0x7f58e8626970) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e8626970, mutex=0x7f58e8626948) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7f57e7fff700 (LWP 14911)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e85043c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e8504378, cond=0x7f58e85043a0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e85043a0, mutex=0x7f58e8504378) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7f57fd1ac700 (LWP 14902)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e83fbcd8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e83fbc88, cond=0x7f58e83fbcb0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e83fbcb0, mutex=0x7f58e83fbc88) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7f57fd9ad700 (LWP 14901)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e82e6c98) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e82e6c48, cond=0x7f58e82e6c70) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e82e6c70, mutex=0x7f58e82e6c48) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7f57fe91e700 (LWP 14898)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e81d2ca8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e81d2c58, cond=0x7f58e81d2c80) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e81d2c80, mutex=0x7f58e81d2c58) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7f57ff88f700 (LWP 14896)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f58e80076f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f58e80076a8, cond=0x7f58e80076d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f58e80076d0, mutex=0x7f58e80076a8) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7f58156c7700 (LWP 14893)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bf04f201c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bf04f1fc8, cond=0x558bf04f1ff0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bf04f1ff0, mutex=0x558bf04f1fc8) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7f581763a700 (LWP 14890)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f58176393e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7f5817e3b700 (LWP 14889)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f5817e3a3e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7f5834c0e700 (LWP 14872)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bf01c87d8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bf01c8788, cond=0x558bf01c87b0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bf01c87b0, mutex=0x558bf01c8788) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7f583544f700 (LWP 14871)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bf00ed45c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bf00ed408, cond=0x558bf00ed430) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bf00ed430, mutex=0x558bf00ed408) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7f58367b4700 (LWP 14830)):
#0  0x00007f59993892d8 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007f59993414da in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#2  0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#3  0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#5  0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#6  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#7  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7f5836ffd700 (LWP 14822)):
#0  0x00007ffc184a763e in  ()
#1  0x00007f59a3186692 in __GI___clock_gettime (clock_id=1, tp=0x7f5836ffc3e0) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f59a3819db5 in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381889d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007f59a3818ca9 in QTimerInfoList::timerWait(timespec&) () at /lib64/libQt5Core.so.5
#5  0x00007f59a381a264 in  () at /lib64/libQt5Core.so.5
#6  0x00007f59a381a312 in  () at /lib64/libQt5Core.so.5
#7  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#8  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#9  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#10 0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#11 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#12 0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#13 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#14 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#15 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7f58377fe700 (LWP 14821)):
#0  0x00007f59a362dd13 in QMutex::unlock() () at /lib64/libQt5Core.so.5
#1  0x00007f59a381a4c1 in  () at /lib64/libQt5Core.so.5
#2  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#3  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#4  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#5  0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#7  0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#8  0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7f5837fff700 (LWP 14820)):
#0  0x00007f59a316d421 in __GI___poll (fds=0x7f5830004a10, nfds=1, timeout=9782) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f59993413a6 in  () at /lib64/libglib-2.0.so.0
#2  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#7  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7f58e1da9700 (LWP 14811)):
#0  0x00007f59a3185dbc in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f59a3187c68 in ___fprintf_chk (fp=0x7f59a323d8d0 <_IO_stdfile_2_lock>, flag=1, format=0x7f5998caf188 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f5998c96e7f in event_logv_ () at /lib64/libevent-2.1.so.6
#3  0x00007f5998c97048 in event_warn () at /lib64/libevent-2.1.so.6
#4  0x00007f5998c98a40 in epoll_dispatch () at /lib64/libevent-2.1.so.6
#5  0x00007f5998c8e598 in event_base_loop () at /lib64/libevent-2.1.so.6
#6  0x00007f599e4b8234 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#10 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7f58e2ffd700 (LWP 14797)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f5996b41478) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f5996b41428, cond=0x7f5996b41450) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f5996b41450, mutex=0x7f5996b41428) at pthread_cond_wait.c:655
#3  0x00007f5996a55fda in  () at /lib64/libQt5Script.so.5
#4  0x00007f5996a56045 in  () at /lib64/libQt5Script.so.5
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7f58e37fe700 (LWP 14795)):
#0  0x00007f59a3168f84 in __GI___libc_read (nbytes=10, buf=0x7f58e37fd4de, fd=46) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f59a3168f84 in __GI___libc_read (fd=46, buf=0x7f58e37fd4de, nbytes=10) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f5974332355 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#3  0x00007f59743b6826 in pa_mainloop_prepare () at /lib64/libpulse.so.0
#4  0x00007f59743b7294 in pa_mainloop_iterate () at /lib64/libpulse.so.0
#5  0x00007f59743b7350 in pa_mainloop_run () at /lib64/libpulse.so.0
#6  0x00007f59743c55bd in thread () at /lib64/libpulse.so.0
#7  0x00007f597436206c in internal_thread_func () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#8  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7f58e3fff700 (LWP 14794)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f58e3ffe3c0, expected=0, futex_word=0x7f58e3ffe5a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f58e3ffe460, mutex=0x7f58e3ffe558, cond=0x7f58e3ffe580) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f58e3ffe580, mutex=0x7f58e3ffe558, abstime=0x7f58e3ffe460) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4b1bf0 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7f5900ff9700 (LWP 14793)):
#0  0x00007f59a316902f in __GI___libc_write (nbytes=39, buf=0x7f5900ff5910, fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  0x00007f59a316902f in __GI___libc_write (fd=2, buf=0x7f5900ff5910, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007f59a30f895d in _IO_new_file_write (f=0x7f59a323c6a0 <_IO_2_1_stderr_>, data=0x7f5900ff5910, n=39) at fileops.c:1183
#3  0x00007f59a30f7ccf in new_do_write (fp=fp@entry=0x7f59a323c6a0 <_IO_2_1_stderr_>, data=data@entry=0x7f5900ff5910 "[warn] epoll_wait: Bad file descriptor\n", to_do=to_do@entry=39) at libioP.h:839
#4  0x00007f59a30f908e in _IO_new_file_xsputn (n=39, data=<optimized out>, f=0x7f59a323c6a0 <_IO_2_1_stderr_>) at fileops.c:1262
#5  0x00007f59a30f908e in _IO_new_file_xsputn (f=0x7f59a323c6a0 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1204
#6  0x00007f59a30cf2da in buffered_vfprintf (s=s@entry=0x7f59a323c6a0 <_IO_2_1_stderr_>, format=format@entry=0x7f5998caf188 "[%s] %s\n", args=args@entry=0x7f5900ff7ed0) at ../libio/libioP.h:839
#7  0x00007f59a30cc6f2 in _IO_vfprintf_internal (s=s@entry=0x7f59a323c6a0 <_IO_2_1_stderr_>, format=0x7f5998caf188 "[%s] %s\n", ap=ap@entry=0x7f5900ff7ed0) at vfprintf.c:1296
#8  0x00007f59a3187cba in ___fprintf_chk (fp=0x7f59a323c6a0 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#9  0x00007f5998c96e7f in event_logv_ () at /lib64/libevent-2.1.so.6
#10 0x00007f5998c97048 in event_warn () at /lib64/libevent-2.1.so.6
#11 0x00007f5998c98a40 in epoll_dispatch () at /lib64/libevent-2.1.so.6
#12 0x00007f5998c8e598 in event_base_loop () at /lib64/libevent-2.1.so.6
#13 0x00007f599e4b80f9 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#14 0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#15 0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#16 0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#17 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#18 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7f59017fa700 (LWP 14792)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f59017f93c0, expected=0, futex_word=0x7f59017f95a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f59017f9460, mutex=0x7f59017f9558, cond=0x7f59017f9580) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f59017f9580, mutex=0x7f59017f9558, abstime=0x7f59017f9460) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4b1bf0 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7f5901ffb700 (LWP 14791)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef92af58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef92ae98, cond=0x558bef92af30) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef92af30, mutex=0x558bef92ae98) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599ee4aac8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4fd0d6 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7f59027fc700 (LWP 14790)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f59027fb5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f59027fb5a8, cond=0x7f59027fb5d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f59027fb5d0, mutex=0x7f59027fb5a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f5902ffd700 (LWP 14789)):
#0  0x00007f59a31789d7 in epoll_wait (epfd=36, events=0x7f58f0001fd0, maxevents=32, timeout=59761) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f5998c988b9 in epoll_dispatch () at /lib64/libevent-2.1.so.6
#2  0x00007f5998c8e598 in event_base_loop () at /lib64/libevent-2.1.so.6
#3  0x00007f599e4b8234 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599d5e94ba in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599d5e9967 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4fa688 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f59037fe700 (LWP 14788)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f59037fd5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f59037fd5a8, cond=0x7f59037fd5d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f59037fd5d0, mutex=0x7f59037fd5a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4eb9bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f5903fff700 (LWP 14787)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f5903ffe5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f5903ffe5a8, cond=0x7f5903ffe5d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f5903ffe5d0, mutex=0x7f5903ffe5a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f591cff9700 (LWP 14786)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f591cff85f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f591cff85a8, cond=0x7f591cff85d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f591cff85d0, mutex=0x7f591cff85a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4eb9bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f591d7fa700 (LWP 14785)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f591d7f95f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f591d7f95a8, cond=0x7f591d7f95d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f591d7f95d0, mutex=0x7f591d7f95a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4eb9bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f591dffb700 (LWP 14784)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f591dffa5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f591dffa5a8, cond=0x7f591dffa5d0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f591dffa5d0, mutex=0x7f591dffa5a8) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6d8 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4eb9bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f591ffff700 (LWP 14780)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f591fffe400, expected=0, futex_word=0x7f591fffe5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f591fffe4a0, mutex=0x7f591fffe598, cond=0x7f591fffe5c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f591fffe5c0, mutex=0x7f591fffe598, abstime=0x7f591fffe4a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f59557fa700 (LWP 14778)):
#0  0x00007f599bb63b28 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f59557f9400, expected=0, futex_word=0x7f59557f95e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f599bb63b28 in __pthread_cond_wait_common (abstime=0x7f59557f94a0, mutex=0x7f59557f9598, cond=0x7f59557f95c0) at pthread_cond_wait.c:533
#2  0x00007f599bb63b28 in __pthread_cond_timedwait (cond=0x7f59557f95c0, mutex=0x7f59557f9598, abstime=0x7f59557f94a0) at pthread_cond_wait.c:667
#3  0x00007f599e4e3b57 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e581a in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e5902 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4ea6c1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4ebba1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f5955ffb700 (LWP 14777)):
#0  0x00007f59a31789d7 in epoll_wait (epfd=30, events=0x7f5924002000, maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f5998c988b9 in epoll_dispatch () at /lib64/libevent-2.1.so.6
#2  0x00007f5998c8e598 in event_base_loop () at /lib64/libevent-2.1.so.6
#3  0x00007f599e4b814d in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f59567fc700 (LWP 14776)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f59567fb588) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f59567fb538, cond=0x7f59567fb560) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x7f59567fb560, mutex=0x7f59567fb538) at pthread_cond_wait.c:655
#3  0x00007f599e4e3a89 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#4  0x00007f599e4e5828 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#5  0x00007f599e4e58bf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#6  0x00007f599e4b1bdf in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#10 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f5956ffd700 (LWP 14775)):
#0  0x00007f59a3185dbc in __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f59a3187c68 in ___fprintf_chk (fp=0x7f59a323d8d0 <_IO_stdfile_2_lock>, flag=1, format=0x7f5998caf188 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007f5998c96e7f in event_logv_ () at /lib64/libevent-2.1.so.6
#3  0x00007f5998c97048 in event_warn () at /lib64/libevent-2.1.so.6
#4  0x00007f5998c98a40 in epoll_dispatch () at /lib64/libevent-2.1.so.6
#5  0x00007f5998c8e598 in event_base_loop () at /lib64/libevent-2.1.so.6
#6  0x00007f599e4b80f9 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#7  0x00007f599e4d761b in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599e4fa554 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599e4f5fd1 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#10 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f595dffb700 (LWP 14768)):
#0  0x00007f59a5668f10 in update_get_addr (ti=0x7f59a3a52668) at ../elf/dl-tls.c:804
#1  0x00007f59a566dfac in __tls_get_addr () at ../sysdeps/x86_64/tls_get_addr.S:55
#2  0x00007f59a363973a in  () at /lib64/libQt5Core.so.5
#3  0x00007f59a381a48e in  () at /lib64/libQt5Core.so.5
#4  0x00007f59993408e9 in g_main_context_prepare () at /lib64/libglib-2.0.so.0
#5  0x00007f59993412db in  () at /lib64/libglib-2.0.so.0
#6  0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#7  0x00007f59a381a5ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#8  0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#9  0x00007f59a3630e86 in QThread::exec() () at /lib64/libQt5Core.so.5
#10 0x00007f59a47d7f89 in  () at /lib64/libQt5DBus.so.5
#11 0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#12 0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#13 0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f595e7fc700 (LWP 14767)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef80ea98) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef80ea48, cond=0x558bef80ea70) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef80ea70, mutex=0x558bef80ea48) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f595effd700 (LWP 14766)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a8c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a870, cond=0x558bef48a898) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a898, mutex=0x558bef48a870) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f595f7fe700 (LWP 14765)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a8c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a870, cond=0x558bef48a898) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a898, mutex=0x558bef48a870) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f595ffff700 (LWP 14764)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a8c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a870, cond=0x558bef48a898) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a898, mutex=0x558bef48a870) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f5957fff700 (LWP 14763)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a8c0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a870, cond=0x558bef48a898) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a898, mutex=0x558bef48a870) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f5974ff9700 (LWP 14762)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a344) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f59757fa700 (LWP 14761)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a340) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f5975ffb700 (LWP 14760)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a340) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f59767fc700 (LWP 14759)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a344) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f5976ffd700 (LWP 14758)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a340) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f59777fe700 (LWP 14757)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48a340) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48a2f0, cond=0x558bef48a318) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48a318, mutex=0x558bef48a2f0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f5977fff700 (LWP 14756)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef48abe8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef48ab98, cond=0x558bef48abc0) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef48abc0, mutex=0x558bef48ab98) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f5985325700 (LWP 14755)):
#0  0x00007f599bb6373c in futex_wait_cancelable (private=0, expected=0, futex_word=0x558bef482b14) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f599bb6373c in __pthread_cond_wait_common (abstime=0x0, mutex=0x558bef482ac0, cond=0x558bef482ae8) at pthread_cond_wait.c:502
#2  0x00007f599bb6373c in __pthread_cond_wait (cond=0x558bef482ae8, mutex=0x558bef482ac0) at pthread_cond_wait.c:655
#3  0x00007f5985b43a3b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f5985b4377b in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f59870b9700 (LWP 14754)):
#0  0x00007f59a316d421 in __GI___poll (fds=0x7f59870b85b8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f599b9ad39f in  () at /lib64/libxcb.so.1
#2  0x00007f599b9af01a in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f59871bfbf9 in  () at /lib64/libQt5XcbQpa.so.5
#4  0x00007f59a363a2fb in  () at /lib64/libQt5Core.so.5
#5  0x00007f599bb5d58e in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007f59a31786a3 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f59942cef00 (LWP 14752)):
[KCrash Handler]
#6  0x0000000000000271 in  ()
#7  0x00007f599d8de495 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#8  0x00007f599d0db9a5 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#9  0x00007f599ed22fbd in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#10 0x00007f599ed5bc59 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#11 0x00007f599ed5b73e in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#12 0x00007f599e493e78 in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#13 0x00007f599e4b4aba in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#14 0x00007f599e4b556f in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#15 0x00007f599e4b56ea in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#16 0x00007f599cec6e5e in  () at /usr/lib64/qt5-qtwebengine-freeworld/libQt5WebEngineCore.so.5
#17 0x00007f59a37f2d5b in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#18 0x00007f59a4267285 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#19 0x00007f59a426e9a0 in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#20 0x00007f59a37c9ec6 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#21 0x00007f59a37cd09b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#22 0x00007f59a381a807 in  () at /lib64/libQt5Core.so.5
#23 0x00007f599934106d in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#24 0x00007f5999341438 in  () at /lib64/libglib-2.0.so.0
#25 0x00007f59993414d0 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#26 0x00007f59a381a593 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#27 0x00007f5987253855 in  () at /lib64/libQt5XcbQpa.so.5
#28 0x00007f59a37c8e0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#29 0x00007f59a37d0ed6 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#30 0x0000558bee079d1c in  ()
#31 0x00007f59a309f413 in __libc_start_main (main=0x558bee079180, argc=1, argv=0x7ffc18425838, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc18425828) at ../csu/libc-start.c:308
#32 0x0000558bee07a51e in _start ()
[Inferior 1 (process 14752) detached]

Reported using DrKonqi