In case it is relevant:
Please try uninstalling all Nvidia drivers (so you're left with none but nouveau in 'lspci -k') and reboot. Does the problem still happen?
Also is there an option to disable the discrete GPU in the BIOS? What happens if you disable it?
In case it is relevant:
Please try uninstalling all Nvidia drivers (so you're left with none but nouveau in 'lspci -k') and reboot. Does the problem still happen?
Also is there an option to disable the discrete GPU in the BIOS? What happens if you disable it?