There is an upstream bug report https://bugzilla.kernel.org/show_bug.cgi?id=213391 Comment 9 suggest: "downgrade the firmware." Comment 15 claims: "20210315 seems to work fine here (on an E595)."
** Bug watch added: Linux Kernel Bug Tracker #213391 https://bugzilla.kernel.org/show_bug.cgi?id=213391 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1928393 Title: linux-firmware 1.197 causes kernel to report error "amdgpu: [gfxhub0] retry page fault" To manage notifications about this bug go to: https://bugs.launchpad.net/amd/+bug/1928393/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs