tree: https://github.com/jpirko/linux_mlxsw petrm_resilient head: 060c06081a921d97aa4987815a30eeaeb771055a commit: 060c06081a921d97aa4987815a30eeaeb771055a [25/25] UAPI config: x86_64-randconfig-a015-20201209 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://github.com/jpirko/linux_mlxsw/commit/060c06081a921d97aa4987815a30... git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw petrm_resilient git checkout 060c06081a921d97aa4987815a30eeaeb771055a # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): net/ipv4/nexthop.o: warning: objtool: nh_notifier_info_init() falls through to next function call_nexthop_notifiers() --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org