I found a very similar report at https://discussion.fedoraproject.org/t/freezing-user-space-processes-failed-after-20-000-seconds-2-tasks-refusing-to-freeze-wq-busy-0/92672, but no resolution there.
I found a very similar report at https:/ /discussion. fedoraproject. org/t/freezing- user-space- processes- failed- after-20- 000-seconds- 2-tasks- refusing- to-freeze- wq-busy- 0/92672, but no resolution there.