Hey there

You have not mentioned your preferred paper but with 580 rank you may get a seat in Banaras Hindu University Varanasi. I can not say about hostels because hostels are given to top rankers.

Check about bhu cutoff

https://www.google.com/url?sa=t&source=web&rct=j&url=https://law.careers360.com/articles/bhu-llb-cutoff/amp&ved=2ahUKEwjp_JnBrpbjAhVn8HMBHTXkBRUQFjAAegQIARAB&usg=AOvVaw2IZWnpyJzS6Jf825L8HBrc&ampcf=1

Good luck