I have tested additional kernels from https://kernel.ubuntu.com/~kernel-ppa/mainline/ 5.9.16-050916 generic-amd64 -> affected by bug 5.10.28-051028 generic-amd64 -> NOT affected by bug 5.11.12-051112 generic-amd64 -> NOT affected by bug
I have tested additional kernels from https:/ /kernel. ubuntu. com/~kernel- ppa/mainline/
5.9.16-050916 generic-amd64 -> affected by bug
5.10.28-051028 generic-amd64 -> NOT affected by bug
5.11.12-051112 generic-amd64 -> NOT affected by bug