tree: https://github.com/norov/linux bitmaps2 head: 352293284677497a59bea658f248c48d4952403e commit: 942c587cda940e9da8b2677e88155aee139cac61 [5/9] add find_first_le config: h8300-randconfig-r035-20210407 (attached as .config) compiler: h8300-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://github.com/norov/linux/commit/942c587cda940e9da8b2677e88155aee139... git remote add norov https://github.com/norov/linux git fetch --no-tags norov bitmaps2 git checkout 942c587cda940e9da8b2677e88155aee139cac61 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300 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 include/linux/bitmap.h:9, from include/linux/cpumask.h:12, from include/linux/smp.h:13, from include/linux/lockdep.h:14, from include/linux/rcupdate.h:29, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from arch/h8300/kernel/asm-offsets.c:13: include/linux/find.h: In function 'find_first_bit_le': 250 | val = swab(*addr) & BITMAP_FIRST_BYTE_MASK(size); | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from include/linux/bitmap.h:9, from include/linux/cpumask.h:12, from include/linux/smp.h:13, from include/linux/lockdep.h:14, from include/linux/rcupdate.h:29, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from arch/h8300/kernel/asm-offsets.c:13: include/linux/find.h: In function 'find_first_bit_le': 250 | val = swab(*addr) & BITMAP_FIRST_BYTE_MASK(size); | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:118: arch/h8300/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1331: prepare0] Error 2 make[1]: Target 'modules_prepare' not remade because of errors. make: *** [Makefile:222: __sub-make] Error 2 make: Target 'modules_prepare' not remade because of errors. -- error: no override and no default toolchain set init/Kconfig:70:warning: 'RUSTC_VERSION': number is invalid In file included from include/linux/bitmap.h:9, from include/linux/cpumask.h:12, from include/linux/smp.h:13, from include/linux/lockdep.h:14, from include/linux/rcupdate.h:29, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from arch/h8300/kernel/asm-offsets.c:13: include/linux/find.h: In function 'find_first_bit_le': 250 | val = swab(*addr) & BITMAP_FIRST_BYTE_MASK(size); | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [scripts/Makefile.build:118: arch/h8300/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1331: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:222: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. vim +/BITMAP_FIRST_BYTE_MASK +250 include/linux/find.h 243 244 #ifndef find_first_bit_le 245 static inline 246 unsigned long find_first_bit_le(const unsigned long *addr, unsigned long size) 247 { 248 if (small_const_nbits(size)) { 249 unsigned long val = swab(*addr) & GENMASK(size - 1, 0); 251 252 return val ? __ffs(val) : size; 253 } 254 255 return _find_first_bit(addr, size, 1); 256 } 257 #endif 258 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org