Is 'record desktop' & any media 'instant/in-game' settings enabled together?
If so, disable 'record desktop' to see if it stops the memory load up.
Send a bug report with your findings.
My PC- Ryzen 5 5600x, B550 aorus pro ac, Hyper 212 black, 2 x 16gb F4-3600c16dgtzn kit, NM790 2TB, Nitro+RX6900XT, RM850, Win.10 Pro., LC27G55T.