{ stdenv, buildPackages, hostPlatform, fetchurl, perl, buildLinux, ... } @ args: buildLinux (args // rec { version = "4.9.113"; extraMeta.branch = "4.9"; src = fetchurl { url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz"; sha256 = "0yxwsaxnz0k03b1zj1l95ls8qm2rra9hygnjzh9z60sax56myn63"; }; } // (args.argsOverride or {}))