It appears Asus caused this with a bad update to AIProtection asd, the built-in Trend Micro malware detection.
https://rog-forum.asus.com/t5/gaming-network-products/rt-ax89x-going-out-of-memory-every-10-minutes-asd-process/td-p/929910
Apparently someone posted incorrectly that it was...
@Makaveli Another necro post here, another three years later. Can you guess why? Yup, this is STILL a problem in 2023, and this is the first post that comes up on a Google search. Condescending comments about necro posting relevant and current information are not appreciated or needed in a help...