tree: https://github.com/zen-kernel/zen-kernel 5.13/futex2-tkg head: 8eb940ffa39f19c4ddf284615dfb27a6444a3c1d commit: 37a0532a3900c993a6c2c213f20d6b8f3b93be52 [1/15] futex2: Implement wait and wake functions config: nios2-allyesconfig (attached as .config) compiler: nios2-linux-gcc (GCC) 10.3.0 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/zen-kernel/zen-kernel/commit/37a0532a3900c993a6c2c213f... git remote add zen-kernel-zen-kernel https://github.com/zen-kernel/zen-kernel git fetch --no-tags zen-kernel-zen-kernel 5.13/futex2-tkg git checkout 37a0532a3900c993a6c2c213f20d6b8f3b93be52 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=nios2 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 13 | #define __SYSCALL(nr, call) [nr] = (call), | ^ include/uapi/asm-generic/unistd.h:879:1: note: in expansion of macro '__SYSCALL' 879 | __SYSCALL(__NR_futex_wake, sys_futex_wake) | ^~~~~~~~~ arch/nios2/kernel/syscall_table.c:13:36: note: (near initialization for 'sys_call_table[444]') 13 | #define __SYSCALL(nr, call) [nr] = (call), | ^ include/uapi/asm-generic/unistd.h:879:1: note: in expansion of macro '__SYSCALL' 879 | __SYSCALL(__NR_futex_wake, sys_futex_wake) | ^~~~~~~~~ vim +13 arch/nios2/kernel/syscall_table.c 1000197d801329 Ley Foon Tan 2014-11-06 11 1000197d801329 Ley Foon Tan 2014-11-06 12 #undef __SYSCALL 1000197d801329 Ley Foon Tan 2014-11-06 @13 #define __SYSCALL(nr, call) [nr] = (call), 1000197d801329 Ley Foon Tan 2014-11-06 14 :::::: The code at line 13 was first introduced by commit :::::: 1000197d801329804d30094aef5dba0265204d17 nios2: System calls handling :::::: TO: Ley Foon Tan <lftan(a)altera.com&gt; :::::: CC: Ley Foon Tan <lftan(a)altera.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org