Not directly related to the bug, but according to Nvidia’s slides from XDC, fbdev (and modeset) will be enabled by default in the future, so fbdev=1 as a workaround seems like a decent solution on the current 560.xx (which last had a fix for an fbdev issue).
See second image - https://www.phoronix.com/news/NVIDIA-Wayland-Roadmap-2024