tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 6d9bd4ad4ca08b1114e814c2c42383b8b13be631 commit: 47aeea0d57e80c9449448802aede54526a3d6305 [3732/5417] net: lan966x: Implement the callback SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED config: openrisc-randconfig-r024-20220211 (https://download.01.org/0day-ci/archive/20220211/202202112040.eMDL6wPT-lkp@xxxxxxxxx/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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=47aeea0d57e80c9449448802aede54526a3d6305 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 47aeea0d57e80c9449448802aede54526a3d6305 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=openrisc SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): or1k-linux-ld: drivers/net/ethernet/microchip/lan966x/lan966x_main.o: in function `lan966x_xtr_irq_handler.part.0': >> lan966x_main.c:(.text+0x1580): undefined reference to `ipv6_mc_check_mld' lan966x_main.c:(.text+0x1580): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `ipv6_mc_check_mld' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx