tree: https://github.com/jpirko/linux_mlxsw petrm_soft_counters head: 38ca0aa04554a994a5ab769f0c07b37484b5f4c9 commit: 0839ffb5b56fb6f5e67545c77bf6151fe606835d [9/10] wip config: i386-randconfig-r026-20211210 (https://download.01.org/0day-ci/archive/20211210/202112101827.NH71OPJw-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a) 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/jpirko/linux_mlxsw/commit/0839ffb5b56fb6f5e67545c77bf6... git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw petrm_soft_counters git checkout 0839ffb5b56fb6f5e67545c77bf6151fe606835d # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash net/core/ 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 >>): printk(KERN_WARNING "if_nlmsg_stats_size %ld\n", size); ~~~ ^~~~ %u include/linux/printk.h:446:60: note: expanded from macro 'printk' #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap' _p_func(_fmt, ##__VA_ARGS__); \ ~~~~ ^~~~~~~~~~~ 1 warning generated. vim +5509 net/core/rtnetlink.c 5442 5443 static size_t if_nlmsg_stats_size(const struct net_device *dev, 5444 const struct rtnl_stats_dump_filters *filters) 5445 { 5446 size_t size = NLMSG_ALIGN(sizeof(struct if_stats_msg)); 5447 unsigned int filter_mask = filters->mask[0]; 5448 5449 if (stats_attr_valid(filter_mask, IFLA_STATS_LINK_64, 0)) 5450 size += nla_total_size_64bit(sizeof(struct rtnl_link_stats64)); 5451 5452 if (stats_attr_valid(filter_mask, IFLA_STATS_LINK_XSTATS, 0)) { 5453 const struct rtnl_link_ops *ops = dev->rtnl_link_ops; 5454 int attr = IFLA_STATS_LINK_XSTATS; 5455 5456 if (ops && ops->get_linkxstats_size) { 5457 size += nla_total_size(ops->get_linkxstats_size(dev, 5458 attr)); 5459 /* for IFLA_STATS_LINK_XSTATS */ 5460 size += nla_total_size(0); 5461 } 5462 } 5463 5464 if (stats_attr_valid(filter_mask, IFLA_STATS_LINK_XSTATS_SLAVE, 0)) { 5465 struct net_device *_dev = (struct net_device *)dev; 5466 const struct rtnl_link_ops *ops = NULL; 5467 const struct net_device *master; 5468 5469 /* netdev_master_upper_dev_get can't take const */ 5470 master = netdev_master_upper_dev_get(_dev); 5471 if (master) 5472 ops = master->rtnl_link_ops; 5473 if (ops && ops->get_linkxstats_size) { 5474 int attr = IFLA_STATS_LINK_XSTATS_SLAVE; 5475 5476 size += nla_total_size(ops->get_linkxstats_size(dev, 5477 attr)); 5478 /* for IFLA_STATS_LINK_XSTATS_SLAVE */ 5479 size += nla_total_size(0); 5480 } 5481 } 5482 5483 if (stats_attr_valid(filter_mask, IFLA_STATS_LINK_OFFLOAD_XSTATS, 0)) { 5484 u32 off_filter_mask; 5485 5486 off_filter_mask = filters->mask[IFLA_STATS_LINK_OFFLOAD_XSTATS]; 5487 size += rtnl_get_offload_stats_size(dev, off_filter_mask); 5488 } 5489 5490 if (stats_attr_valid(filter_mask, IFLA_STATS_AF_SPEC, 0)) { 5491 struct rtnl_af_ops *af_ops; 5492 5493 /* for IFLA_STATS_AF_SPEC */ 5494 size += nla_total_size(0); 5495 5496 rcu_read_lock(); 5497 list_for_each_entry_rcu(af_ops, &rtnl_af_ops, list) { 5498 if (af_ops->get_stats_af_size) { 5499 size += nla_total_size( 5500 af_ops->get_stats_af_size(dev)); 5501 5502 /* for AF_* */ 5503 size += nla_total_size(0); 5504 } 5505 } 5506 rcu_read_unlock(); 5507 } 5508 5510 return size; 5511 } 5512 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org