reproduce (this is a W=1 build):
        git checkout 0f966b1992694763de4dae6bdf817c5c1c6fc66d
        b4 shazam https://lore.kernel.org/r/20250226090525.231882-7-Neeraj.Upadhyay@amd.com
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/mm/