Seams like a VNX specific issue, Can't test no access to VNX, setting OtherQA. Gorka, If I'm wrong and this can be tested on other system, let me know.
Nevermind Gorka, We set Other on duplicate bz. should be fine here as well.
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. https://access.redhat.com/errata/RHBA-2018:3785