If a Zombie Villager is in a minecart and it is named "Grumm" or "Dinnerbone", its profession overlay is not applied properly.

Reproduce

/summon minecraft:minecart ~ ~ ~ {Passengers:[{id:"zombie_villager",CustomNameVisible:1b,CustomName:'{"text":"Grumm"}'}]}

Expected Result

The clothing of Zombie Villager wouldn't stick out when upside down in a minecart