Hi Florian, [FYI, it's a private test report for your RFC patch.] [auto build test ERROR on nf-next/master] url: https://github.com/0day-ci/linux/commits/Florian-Westphal/netfilter-bpf-b... base: https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next.git master config: openrisc-buildonly-randconfig-r004-20211014 (attached as .config) compiler: or1k-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/95fd31a5f5e86a1918a80e1b99333877a... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Florian-Westphal/netfilter-bpf-base-hook-program-generator/20211014-201309 git checkout 95fd31a5f5e86a1918a80e1b99333877a09e1a4e # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=openrisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 197 | .hook = ila_nf_input, | ^~~~~~~~~~~~ net/ipv6/ila/ila_xlat.c:197:25: note: (near initialization for 'ila_nf_hook_ops[0].hook') cc1: all warnings being treated as errors vim +197 net/ipv6/ila/ila_xlat.c 7f00feaf107645 Tom Herbert 2015-12-15 194 591bb2789bc2a9 Florian Westphal 2017-07-26 195 static const struct nf_hook_ops ila_nf_hook_ops[] = { 7f00feaf107645 Tom Herbert 2015-12-15 196 { 7f00feaf107645 Tom Herbert 2015-12-15 @197 .hook = ila_nf_input, 7f00feaf107645 Tom Herbert 2015-12-15 198 .pf = NFPROTO_IPV6, 7f00feaf107645 Tom Herbert 2015-12-15 199 .hooknum = NF_INET_PRE_ROUTING, 7f00feaf107645 Tom Herbert 2015-12-15 200 .priority = -1, 7f00feaf107645 Tom Herbert 2015-12-15 201 }, 7f00feaf107645 Tom Herbert 2015-12-15 202 }; 7f00feaf107645 Tom Herbert 2015-12-15 203 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org