Error message were moved to from stdout in stderr here -
https://github.com/ceph/ceph/commit/b8d6dcbe9f803c96c0af68da54f1262e9b6a9e77#diff-20f7c578a4e69ec61a5869d706567a24R137.

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1793542


Signed-off-by: Rishabh Dave <ridave@redhat.com>
(cherry picked from commit 4249d1e0)