tree: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features head: 6a92e3f9e81b6203a81d3e8aa0ad9288e26948d5 commit: 6236172d2d1e39b91bfefc396b50ba2275b437dc [34/62] s390: setup kernel memory layout early config: s390-randconfig-r004-20210617 (attached as .config) compiler: s390-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 # https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git/commit/?id... git remote add s390 https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git git fetch --no-tags s390 features git checkout 6236172d2d1e39b91bfefc396b50ba2275b437dc # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 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 >>): 65 | void adjust_to_uv_max(unsigned long *vmax) | ^~~~~~~~~~~~~~~~ In file included from arch/s390/boot/uv.c:2: arch/s390/include/asm/uv.h:357:20: note: previous definition of 'adjust_to_uv_max' was here 357 | static inline void adjust_to_uv_max(unsigned long *vmax) {} | ^~~~~~~~~~~~~~~~ vim +/adjust_to_uv_max +65 arch/s390/boot/uv.c 64 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org