tree: https://github.com/zen-kernel/zen-kernel 5.13/futex2-tkg head: 8eb940ffa39f19c4ddf284615dfb27a6444a3c1d commit: e0c5fabdb1a5efa8d1c606485e22709fd4f90fb5 [3/15] futex2: Implement vectorized wait config: arm64-randconfig-r022-20210720 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 87039c048c0cbc3d8cbba86187269b006bf2f373) 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 # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/zen-kernel/zen-kernel/commit/e0c5fabdb1a5efa8d1c606485... 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 e0c5fabdb1a5efa8d1c606485e22709fd4f90fb5 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 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 >>): asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:61:1: note: expanded from here __arm64_sys_futex ^ kernel/sys_ni.c:147:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:148:1: warning: no previous prototype for function '__arm64_sys_futex_time32' [-Wmissing-prototypes] COND_SYSCALL(futex_time32); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:62:1: note: expanded from here __arm64_sys_futex_time32 ^ kernel/sys_ni.c:148:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:149:1: warning: no previous prototype for function '__arm64_sys_set_robust_list' [-Wmissing-prototypes] COND_SYSCALL(set_robust_list); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:63:1: note: expanded from here __arm64_sys_set_robust_list ^ kernel/sys_ni.c:149:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:150:1: warning: no previous prototype for function '__arm64_compat_sys_set_robust_list' [-Wmissing-prototypes] COND_SYSCALL_COMPAT(set_robust_list); ^ arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:64:1: note: expanded from here __arm64_compat_sys_set_robust_list ^ kernel/sys_ni.c:150:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:41:13: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:151:1: warning: no previous prototype for function '__arm64_sys_get_robust_list' [-Wmissing-prototypes] COND_SYSCALL(get_robust_list); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:65:1: note: expanded from here __arm64_sys_get_robust_list ^ kernel/sys_ni.c:151:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:152:1: warning: no previous prototype for function '__arm64_compat_sys_get_robust_list' [-Wmissing-prototypes] COND_SYSCALL_COMPAT(get_robust_list); ^ arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:66:1: note: expanded from here __arm64_compat_sys_get_robust_list ^ kernel/sys_ni.c:152:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:41:13: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:155:1: warning: no previous prototype for function '__arm64_sys_futex_wait' [-Wmissing-prototypes] COND_SYSCALL(futex_wait); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:67:1: note: expanded from here __arm64_sys_futex_wait ^ kernel/sys_ni.c:155:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:156:1: warning: no previous prototype for function '__arm64_sys_futex_wake' [-Wmissing-prototypes] COND_SYSCALL(futex_wake); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:68:1: note: expanded from here __arm64_sys_futex_wake ^ kernel/sys_ni.c:156:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ COND_SYSCALL(futex_waitv); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:69:1: note: expanded from here __arm64_sys_futex_waitv ^ kernel/sys_ni.c:157:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:164:1: warning: no previous prototype for function '__arm64_sys_kexec_load' [-Wmissing-prototypes] COND_SYSCALL(kexec_load); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:70:1: note: expanded from here __arm64_sys_kexec_load ^ kernel/sys_ni.c:164:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:165:1: warning: no previous prototype for function '__arm64_compat_sys_kexec_load' [-Wmissing-prototypes] COND_SYSCALL_COMPAT(kexec_load); ^ arch/arm64/include/asm/syscall_wrapper.h:41:25: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:71:1: note: expanded from here __arm64_compat_sys_kexec_load ^ kernel/sys_ni.c:165:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:41:13: note: expanded from macro 'COND_SYSCALL_COMPAT' asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:168:1: warning: no previous prototype for function '__arm64_sys_init_module' [-Wmissing-prototypes] COND_SYSCALL(init_module); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:72:1: note: expanded from here __arm64_sys_init_module ^ kernel/sys_ni.c:168:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:169:1: warning: no previous prototype for function '__arm64_sys_delete_module' [-Wmissing-prototypes] COND_SYSCALL(delete_module); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:73:1: note: expanded from here __arm64_sys_delete_module ^ kernel/sys_ni.c:169:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:174:1: warning: no previous prototype for function '__arm64_sys_syslog' [-Wmissing-prototypes] COND_SYSCALL(syslog); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:74:1: note: expanded from here __arm64_sys_syslog ^ kernel/sys_ni.c:174:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:181:1: warning: no previous prototype for function '__arm64_sys_setregid' [-Wmissing-prototypes] COND_SYSCALL(setregid); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:75:1: note: expanded from here __arm64_sys_setregid ^ kernel/sys_ni.c:181:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:182:1: warning: no previous prototype for function '__arm64_sys_setgid' [-Wmissing-prototypes] COND_SYSCALL(setgid); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ <scratch space>:76:1: note: expanded from here __arm64_sys_setgid ^ kernel/sys_ni.c:182:1: note: declare 'static' if the function is not intended to be used outside of this translation unit vim +/__arm64_sys_futex_waitv +157 kernel/sys_ni.c 153 154 /* kernel/futex2.c */ 155 COND_SYSCALL(futex_wait); 156 COND_SYSCALL(futex_wake); 158 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org