Processing triggers for initramfs-tools (0.136ubuntu6) ...
update-initramfs: Generating /boot/initrd.img-5.4.0-33-generic
W: Possible missing firmware /lib/firmware/amdgpu/navi12_vcn.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_vcn.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/navi12_smc.bin for module amdgpu
W: Possible missing firmware /lib/firmware/amdgpu/arcturus_smc.bin for module amdgpu
Confirm affecting Ubuntu 20.04:
---
Processing triggers for initramfs-tools (0.136ubuntu6) ... img-5.4. 0-33-generic amdgpu/ navi12_ vcn.bin for module amdgpu amdgpu/ arcturus_ vcn.bin for module amdgpu amdgpu/ navi12_ smc.bin for module amdgpu amdgpu/ arcturus_ smc.bin for module amdgpu
update-initramfs: Generating /boot/initrd.
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
W: Possible missing firmware /lib/firmware/
---
OS: Ubuntu 20.04 LTS x86_64
Host: NUC8i7HVK J71485-504
Kernel: 5.4.0-29-generic
CPU: Intel i7-8809G (8) @ 4.200GHz
GPU: AMD ATI Radeon RX Vega M GH
Memory: 5031MiB / 64282MiB