I'm seeing the same thing on versions 8.4(3) and 8.4(5):
Priority-Queue Config interface outside
current default range
queue-limit 8796093022208 8796093022208 12539059954411110402 - 12187001949014458370
tx-ring-limit 2203318222847 2199023255555 12539059954411110402 - 12187001949014458370
Priority-Queue Config interface Access
current default range
queue-limit 8796093022208 8796093022208 12539059954411110409 - 12187001949014458377
tx-ring-limit 2203318222847 2199023255555 12539059954411110409 - 12187001949014458377
Priority-Queue Config interface Transit
current default range
queue-limit 8796093022208 8796093022208 12539059954411110410 - 12187001949014458378
tx-ring-limit 2203318222847 2199023255555 12539059954411110410 - 12187001949014458378
Priority-Queue Config interface Management
current default range
queue-limit 2095944040448 2095944040448 12539059954411110411 - 12187001949014458379
tx-ring-limit 1103806595071 1099511627779 12539059954411110411 - 12187001949014458379