tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: ae5179317e794160e471db0e122c6ac811a97235 commit: 02fbf8199f6e2724d0b96cc0cbd1847d13b4f9fa [9013/11937] mt76: mt7663s: rely on mcu reg access utility config: hexagon-randconfig-r024-20211027 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5db7568a6a1fcb408eb8988abdaff2a225a8eb72) 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=02fbf8199f6e2724d0b96cc0cbd1847d13b4f9fa 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 02fbf8199f6e2724d0b96cc0cbd1847d13b4f9fa # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon 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 >>): >> ld.lld: error: undefined symbol: mt76_connac_mcu_reg_rr >>> referenced by sdio_mcu.c >>> net/wireless/mediatek/mt76/mt7615/sdio_mcu.o:(mt7663s_mcu_init.mt7663s_mcu_ops) in archive drivers/built-in.a -- >> ld.lld: error: undefined symbol: mt76_connac_mcu_reg_wr >>> referenced by sdio_mcu.c >>> net/wireless/mediatek/mt76/mt7615/sdio_mcu.o:(mt7663s_mcu_init.mt7663s_mcu_ops) in archive drivers/built-in.a --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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