tree: https://github.com/jpirko/linux_mlxsw petrm_tc_extack head: 7842ab0a446a275c5a8c2b19db8e1ab404a7539d commit: f96fdd118eb0caa2577e7feaeaac6fc721a302f5 [14/15] net: Introduce an extack argument to ndo_setup_tc config: arm64-defconfig (attached as .config) compiler: aarch64-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 f96fdd118eb0caa2577e7feaeaac6fc721a302f5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 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 >>, old ones prefixed by <<): 618 | .ndo_setup_tc = mlx5e_rep_setup_tc, | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en_rep.c:618:29: note: (near initialization for 'mlx5e_netdev_ops_rep.ndo_setup_tc') drivers/net/ethernet/mellanox/mlx5/core/en_rep.c:631:29: error: initialization of 'int (*)(struct net_device *, enum tc_setup_type, void *, struct netlink_ext_ack *)' from incompatible pointer type 'int (*)(struct net_device *, enum tc_setup_type, void *)' [-Werror=incompatible-pointer-types] 631 | .ndo_setup_tc = mlx5e_rep_setup_tc, | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en_rep.c:631:29: note: (near initialization for 'mlx5e_netdev_ops_uplink_rep.ndo_setup_tc') cc1: some warnings being treated as errors vim +618 drivers/net/ethernet/mellanox/mlx5/core/en_rep.c f60f315d339e14 Parav Pandit 2019-07-08 613 9b81d5a9945bc6 Vu Pham 2019-04-04 614 static const struct net_device_ops mlx5e_netdev_ops_rep = { 9b81d5a9945bc6 Vu Pham 2019-04-04 615 .ndo_open = mlx5e_rep_open, 9b81d5a9945bc6 Vu Pham 2019-04-04 616 .ndo_stop = mlx5e_rep_close, d9ee0491c2ffbb Or Gerlitz 2018-02-13 617 .ndo_start_xmit = mlx5e_xmit, d9ee0491c2ffbb Or Gerlitz 2018-02-13 @618 .ndo_setup_tc = mlx5e_rep_setup_tc, ab8f963a11790e Vladyslav Tarasiuk 2020-01-17 619 .ndo_get_devlink_port = mlx5e_rep_get_devlink_port, 9b81d5a9945bc6 Vu Pham 2019-04-04 620 .ndo_get_stats64 = mlx5e_rep_get_stats, 13e509a4c19498 Or Gerlitz 2018-02-13 621 .ndo_has_offload_stats = mlx5e_rep_has_offload_stats, 13e509a4c19498 Or Gerlitz 2018-02-13 622 .ndo_get_offload_stats = mlx5e_rep_get_offload_stats, 9b81d5a9945bc6 Vu Pham 2019-04-04 623 .ndo_change_mtu = mlx5e_rep_change_mtu, d9ee0491c2ffbb Or Gerlitz 2018-02-13 624 }; 250a42b6a764a7 Adi Nissim 2018-04-01 625 :::::: The code at line 618 was first introduced by commit :::::: d9ee0491c2ffbb5bc8bc418dd857a045d0d0130f net/mlx5e: Use dedicated uplink vport netdev representor :::::: TO: Or Gerlitz <ogerlitz(a)mellanox.com&gt; :::::: CC: Saeed Mahameed <saeedm(a)mellanox.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org