An error occurs when using `vgcreate`. but `vgcreate` return code is 0

Issue

• An error occurs when using vgcreate. but vgcreate return code is 0. For example:

   [root@testvm ~]# vgcreate --shared share_vg /dev/mapper/mpathad
   Enabling sanlock global lock
   Logical volume "lvmlock" created.
   Volume group "share_vg" successfully created
   VG share_vg starting sanlock lockspace
   Starting locking.  Waiting until locks are ready...
   [root@testvm ~]# vgs -v share_vg
   VG       Attr   Ext   #PV #LV #SN VSize   VFree   VG UUID                                VProfile
   share_vg wz--ns 4.00m   1   0   0 496.00m 240.00m 6ImBJs-vpn6-QJEd-qz4O-8fZd-tPQ7-U9Jdo6