Never thought about that angle. I don’t think I’ve dealt with this kind of manipulative behaviour myself, but I don’t doubt it.
It’s such a dangerous game to play, as the “requirements” don’t match reality. At least someone along that chain of communication doesn’t know something they should know about their job. The alternative of just being a negotiation tactic would make me consider ending the interview immediately.
“Install Linux”, is usually a hurdle for most people. We should be willing to help with that part.