Ubuntu
linux package

  1. Bug #1899304
  2. Comment #13

Comment 13 for bug 1899304

Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote : Re: Linux 5.4.0-48 (and later) causes GPU lockup, huge performance drop, makes GNOME desktop fail to start and games going from 70fps to 7fps, slow file loading, audio issues

I guess it's caused by commit "drm/radeon: disable AGP by default".

Please test latest mainline kernel:
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.10-rc1/amd64/

Hopefully it's already fixed.