Firslty, once you have done with the mutation then you are safe from any incumnerrance in the property.
Secondly, at the time of purchasing any property, every buyer should check the status of the property from the registrar’s office, and for any civil or criminal matter from the police station of the area by making an application for the same.
Thirdly, now also you can do that and if any thing comes out to you then you can make an application before the civil court to have been in legal possession of the property, and should not be disturbed by any how.