Matt merged https://github.com/ceph/ceph/pull/40135 to pacific upstream now. This will be in the next weekly rebase I build downstream (March 22nd).
Whoops, meant to link https://github.com/ceph/ceph/pull/40180 in the above comment. Anyway, it will be in the March 22nd rebase.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Red Hat Ceph Storage 5.0 bug fix and enhancement), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2021:3294