{ stdenv, buildPackages, fetchurl, perl, buildLinux, ... } @ args: buildLinux (args // rec { version = "4.9.134"; extraMeta.branch = "4.9"; src = fetchurl { url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz"; sha256 = "0xvsk5q4w4sa3vk0rhckxn7faj12rvmfpwn08m4qf7024b8yiyvd"; }; } // (args.argsOverride or {}))