While experimenting with FreeDOS and Windows PE, I discovered that disabling UEFI mode (switching to Legacy mode) means I can now boot into kernel 5.15. Certainly not a solution, but at least a workaround.
While experimenting with FreeDOS and Windows PE, I discovered that disabling UEFI mode (switching to Legacy mode) means I can now boot into kernel 5.15. Certainly not a solution, but at least a workaround.