The champions were given a partial stadium ban by the Italian football authorities for their supporters' geographically discriminatory chants at the Juventus Stadium.
"To see people insulting another group of people is not disgusting," he said at a sports convention in Naples.
"When I hear that [Mount] Vesuvius should wash us away, then it just makes me laugh. It's satirical. It's just a provocation to a city which needs to wake up."