In XS7.x, sfdisk V2.23 is installed. But there is a bug which
causing it complaining wrong cylinder number is specified for
the partition's end. And that bug has been fixed since 2.26.
At here the solution is to use the option of '--force" before
V2.26.
Change-Id: I5f1a3c182ee1874383bd5f0cecbad18d96e8b58f
Closes-Bug: #1701153