A quick search revealed that others have experienced issues that may be related. In order to disclose that this is different from the issue reported by others, please consider the following:
After updating to the latest kernel, shut off instead of reboot. After which you turn your device back on. If strict adherence to ‘rebooting’ like this prevents the issue from coming up, then it’s likely the aforementioned known issue with the latest generation of AMD GPUs and recent kernel updates.