On Thu, 25 Jun 2020 21:53:09 +0800 kernel test robot <lkp@xxxxxxxxx> wrote: > tree: https://github.com/hnaz/linux-mm master > head: 40d47c26669bdbaa1062e636371a4bf4f9b6f0e5 > commit: 25003a4287763edd30991a6b03e15d1c8d434565 [196/224] mm/madvise: introduce process_madvise() syscall: an external memory hinting API > config: arm64-allyesconfig (attached as .config) > compiler: aarch64-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 > git checkout 25003a4287763edd30991a6b03e15d1c8d434565 > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@xxxxxxxxx> > > All error/warnings (new ones prefixed by >>): > > In file included from arch/arm64/kernel/sys32.c:127: > >> arch/arm64/include/asm/unistd32.h:896: warning: "__NR_fsinfo" redefined oops, thanks. --- a/arch/arm64/include/asm/unistd32.h~mm-madvise-introduce-process_madvise-syscall-an-external-memory-hinting-api-fix +++ a/arch/arm64/include/asm/unistd32.h @@ -893,7 +893,7 @@ __SYSCALL(__NR_watch_mount, sys_watch_mo __SYSCALL(__NR_watch_sb, sys_watch_sb) #define __NR_fsinfo 442 __SYSCALL(__NR_fsinfo, sys_fsinfo) -#define __NR_fsinfo 443 +#define __NR_process_madvise 443 __SYSCALL(__NR_process_madvise, compat_sys_process_madvise) /* _