tree: https://github.com/intel/linux-intel-lts.git 5.10/KMB-yocto head: e00ba07ec4720ed356ee8a0ae9a1f53f754b7577 commit: da8a22c1d117dc7a34005542869efd709361b4d9 [8168/8457] xlink-core: Add Keem Bay XLink Core Module config: i386-randconfig-a014-20211209 (https://download.01.org/0day-ci/archive/20211210/202112101046.cox5aeKQ-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/intel/linux-intel-lts/commit/da8a22c1d117dc7a340055428... git remote add intel-lts https://github.com/intel/linux-intel-lts.git git fetch --no-tags intel-lts 5.10/KMB-yocto git checkout da8a22c1d117dc7a34005542869efd709361b4d9 # 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 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 >>): In file included from <built-in>:1: void (*callback)(uint16_t); ^ 1 error generated. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org