Dying to nothing while having full ES and being able to move as a corpse without a death screen

I killed the boss. It dropped loot and i died after it.I am a corpse that can move and pick up gold but not items. Kinda funny but it is still a bug :D Here are some pictures of proof.



incase it doesn't show here is the image links
https://imgur.com/a/0jdgTnn
https://imgur.com/a/JefklRB