[LU-2164] mkfs.lustre segfaults when given improper options

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.4.0
• Severity: 3
• Assignee: Alex Zhuravlev
• Reporter: Cliff White (Inactive)

Description

After setting up a zpool, attempted to mkfs, with a thinko in the command:
Bad command:
mkfs.lustre --reformat --mgs --fsname lustre --backfstype=zfs mirror lustre-meta/mgs

Correct command:
mkfs.lustre --reformat --mgs --fsname lustre --backfstype=zfs lustre-meta/mgs

Result:
Segmentation fault (core dumped)