[LU-18182] Handle segfault in lctl net

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.16.0
• Severity: 3
• Assignee: Arshad Hussain
• Reporter: Arshad Hussain

Description

Code branch:

 

6c5408f61d64ee27ded51436c73aed22c750e140 (HEAD -> segfault_lclt_x, tag: v2_15_90, tag: 2.15.90, origin/master, origin/HEAD, master, LU-16976-lnet_ni) New tag 2.15.90
LUSTRE_VERSION = 2.15.90_1_g4fefc0e

# lctl net
Segmentation fault (core dumped)

Expected:

It should dump usage message.