tree: https://github.com/jpirko/linux_mlxsw petrm_qdisc head: a66ce9de1551a054c7a5412fd33274abfb7750ed commit: 136eeee104d4e33b9e780cb04ee74cc1321f3a2b [26/40] net: sched: Introduce helpers for qevent blocks config: m68k-randconfig-r013-20200623 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 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 git checkout 136eeee104d4e33b9e780cb04ee74cc1321f3a2b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 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 >>): net/sched/cls_api.c:3757:5: error: redefinition of 'tcf_qevent_init' 3757 | int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch, | ^~~~~~~~~~~~~~~ In file included from net/sched/cls_api.c:30: include/net/pkt_cls.h:573:19: note: previous definition of 'tcf_qevent_init' was here 573 | static inline int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch, | ^~~~~~~~~~~~~~~ net/sched/cls_api.c:3785:6: error: redefinition of 'tcf_qevent_destroy' 3785 | void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch) | ^~~~~~~~~~~~~~~~~~ In file included from net/sched/cls_api.c:30: include/net/pkt_cls.h:581:20: note: previous definition of 'tcf_qevent_destroy' was here 581 | static inline void tcf_qevent_destroy(struct tcf_qevent *qe, struct Qdisc *sch) | ^~~~~~~~~~~~~~~~~~ net/sched/cls_api.c:3792:5: error: redefinition of 'tcf_qevent_validate_change' 3792 | int tcf_qevent_validate_change(struct tcf_qevent *qe, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from net/sched/cls_api.c:30: include/net/pkt_cls.h:585:19: note: previous definition of 'tcf_qevent_validate_change' was here 585 | static inline int tcf_qevent_validate_change(struct tcf_qevent *qe, struct nlattr *block_index_attr, | ^~~~~~~~~~~~~~~~~~~~~~~~~~ net/sched/cls_api.c:3817:17: error: redefinition of 'tcf_qevent_handle' 3817 | struct sk_buff *tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, | ^~~~~~~~~~~~~~~~~ In file included from net/sched/cls_api.c:30: include/net/pkt_cls.h:592:1: note: previous definition of 'tcf_qevent_handle' was here 592 | tcf_qevent_handle(struct tcf_qevent *qe, struct Qdisc *sch, struct sk_buff *skb, | ^~~~~~~~~~~~~~~~~ 3851 | int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe) | ^~~~~~~~~~~~~~~ In file included from net/sched/cls_api.c:30: include/net/pkt_cls.h:598:19: note: previous definition of 'tcf_qevent_dump' was here 598 | static inline int tcf_qevent_dump(struct sk_buff *skb, int attr_name, struct tcf_qevent *qe) | ^~~~~~~~~~~~~~~ vim +/tcf_qevent_dump +3851 net/sched/cls_api.c 3850 3852 { 3853 if (!qe->info.block_index) 3854 return 0; 3855 return nla_put_u32(skb, attr_name, qe->info.block_index); 3856 } 3857 EXPORT_SYMBOL(tcf_qevent_dump); 3858 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org