Based on my previous thread : RVM installed by Ruby not working? where i had installed RVM using the root user, I then had to entirely remove the RVM install and now i am in
If you installed rvm as root and you are getting permission denied issues (maybe you are deploying with capistrano as a non root user) then you could try rvm fix-permissions after doing things like rvm install 2.2.2 as root and creating a gemset as root.