{ stdenv, buildPackages, fetchurl, perl, buildLinux, ... } @ args: buildLinux (args // rec { version = "4.4.158"; extraMeta.branch = "4.4"; src = fetchurl { url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz"; sha256 = "1a921xq475y961izkzn8n4ky9s7n4xsvhs9qh664xk5biip8y72p"; }; } // (args.argsOverride or {}))