Hi Masahiro,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 2241ab53cbb5cdb08a6b2d4688feb13971058f65
commit: 4c8dd95a723d9cccf8810be54aa62be82885c9d8 kbuild: add some extra warning flags unconditionally
date: 3 years, 8 months ago
config: sh-hp6xx_defconfig (https://download.01.org/0day-ci/archive/20230122/[email protected]/config)
compiler: sh4-linux-gcc (GCC) 12.1.0
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/torvalds/linux.git/commit/?id=4c8dd95a723d9cccf8810be54aa62be82885c9d8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 4c8dd95a723d9cccf8810be54aa62be82885c9d8
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <[email protected]>
All errors (new ones prefixed by >>):
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
arch/sh/kernel/machvec.c: In function 'early_parse_mv':
arch/sh/kernel/machvec.c:43:15: error: variable 'mv_comma' set but not used [-Werror=unused-but-set-variable]
43 | char *mv_comma;
| ^~~~~~~~
arch/sh/kernel/machvec.c: In function 'sh_mv_setup':
arch/sh/kernel/machvec.c:104:33: error: array subscript 'struct sh_machine_vector[0]' is partly outside array bounds of 'long int[1]' [-Werror=array-bounds]
104 | sh_mv = *(struct sh_machine_vector *)&__machvec_start;
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from arch/sh/kernel/machvec.c:13:
arch/sh/include/asm/sections.h:7:13: note: object '__machvec_start' of size 4
7 | extern long __machvec_start, __machvec_end;
| ^~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
arch/sh/kernel/ptrace_32.c: In function 'arch_ptrace':
arch/sh/kernel/ptrace_32.c:380:40: error: comparison of unsigned expression in '< 0' is always false [-Werror=type-limits]
380 | if ((addr & 3) || addr < 0 ||
| ^
arch/sh/kernel/ptrace_32.c:420:40: error: comparison of unsigned expression in '< 0' is always false [-Werror=type-limits]
420 | if ((addr & 3) || addr < 0 ||
| ^
cc1: all warnings being treated as errors
--
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
>> cc1: error: arch/sh/include/mach-hp6xx: No such file or directory [-Werror=missing-include-dirs]
arch/sh/kernel/hw_breakpoint.c: In function 'arch_bp_generic_fields':
arch/sh/kernel/hw_breakpoint.c:159:27: error: this statement may fall through [-Werror=implicit-fallthrough=]
159 | *gen_type = HW_BREAKPOINT_R;
| ~~~~~~~~~~^~~~~~~~~~~~~~~~~
arch/sh/kernel/hw_breakpoint.c:160:9: note: here
160 | case SH_BREAKPOINT_WRITE:
| ^~~~
cc1: all warnings being treated as errors
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests