Verified this BZ on glusterfs version: 3.12.2-16.el7rhgs.x86_64.
Ran below polarion cases and didn't see any inconsistencies.
Directory: sub-volume down - custom extended attribute validation getfattr, setfattr
RHG3-13111 Metadata ops on directory: sub-volume down
Moving this BZ to Verified state.
Updated the doc text. Kindly review
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, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.