Hellofor those still having the issue, looks not related with firmware versionit's more like a corupted definitions files for an antivirus or something like thatdeleting the file and reboot the router will force to download a new one cd /jffs/asd/rm ...

i simply do  cd /jffs/asd/rm chknvram20230516and after the reboot, a new version was downloaded  chknvram20230518looks that the old one was corrupt

Helloil delete /jffs/asd/chknvram20230516 and reboot a new file was downloaded, look ok for nowuptime 40mn and no more asd process on top process