CPanel Hulk hacked?

Hi, I receive this, does this mean something bad? /usr/local/cpanel/logs/error_log: null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk null user passed to hulk.pm can_login: info: Cpanel::Hulk