Re: [PATCH 1/2] error-injection: Remove EI_ETYPE_NONE

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On Mon, 12 Dec 2022 12:55:24 +0800
kernel test robot <lkp@xxxxxxxxx> wrote:

> Hi Masami,
> 
> Thank you for the patch! Yet something to improve:
> 
> [auto build test ERROR on arnd-asm-generic/master]
> [also build test ERROR on linus/master v6.1 next-20221208]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch#_base_tree_information]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Masami-Hiramatsu-Google/error-injection-Clarify-the-requirements-of-error-injectable-functions/20221212-104859
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic.git master
> patch link:    https://lore.kernel.org/r/167081320421.387937.4259807348852421112.stgit%40devnote3
> patch subject: [PATCH 1/2] error-injection: Remove EI_ETYPE_NONE
> config: hexagon-randconfig-r045-20221211
> compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 6e4cea55f0d1104408b26ac574566a0e4de48036)
> 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/intel-lab-lkp/linux/commit/ffd600c8d5c881bc0e58401c24c7457a566f6207
>         git remote add linux-review https://github.com/intel-lab-lkp/linux
>         git fetch --no-tags linux-review Masami-Hiramatsu-Google/error-injection-Clarify-the-requirements-of-error-injectable-functions/20221212-104859
>         git checkout ffd600c8d5c881bc0e58401c24c7457a566f6207
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash fs/btrfs/
> 
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@xxxxxxxxx>
> 
> All errors (new ones prefixed by >>):
> 
>    In file included from fs/btrfs/tree-checker.c:20:
> >> include/linux/error-injection.h:22:10: error: use of undeclared identifier 'EOPNOTSUPP'
>            return -EOPNOTSUPP;

Oops, I need to include linux/errno.h. Let me update it.

Thanks!

>                    ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:97:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
>                    return (set->sig[3] | set->sig[2] |
>                            ^        ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:97:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
>                    return (set->sig[3] | set->sig[2] |
>                                          ^        ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:113:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds]
>                    return  (set1->sig[3] == set2->sig[3]) &&
>                             ^         ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:113:27: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds]
>                    return  (set1->sig[3] == set2->sig[3]) &&
>                                             ^         ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:114:5: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds]
>                            (set1->sig[2] == set2->sig[2]) &&
>                             ^         ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:114:21: warning: array index 2 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds]
>                            (set1->sig[2] == set2->sig[2]) &&
>                                             ^         ~
>    include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
>            unsigned long sig[_NSIG_WORDS];
>            ^
>    In file included from fs/btrfs/tree-checker.c:21:
>    In file included from fs/btrfs/ctree.h:9:
>    In file included from include/linux/mm.h:737:
>    In file included from include/linux/huge_mm.h:8:
>    In file included from include/linux/fs.h:33:
>    In file included from include/linux/percpu-rwsem.h:7:
>    In file included from include/linux/rcuwait.h:6:
>    In file included from include/linux/sched/signal.h:6:
>    include/linux/signal.h:156:1: warning: array index 3 is past the end of the array (that has type 'const unsigned long[2]') [-Warray-bounds]
>    _SIG_SET_BINOP(sigorsets, _sig_or)
>    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>    include/linux/signal.h:137:8: note: expanded from macro '_SIG_SET_BINOP'
>                    a3 = a->sig[3]; a2 = a->sig[2];                         \
>                         ^      ~
> 
> 
> vim +/EOPNOTSUPP +22 include/linux/error-injection.h
> 
>     19	
>     20	static inline int get_injectable_error_type(unsigned long addr)
>     21	{
>   > 22		return -EOPNOTSUPP;
>     23	}
>     24	
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://01.org/lkp


-- 
Masami Hiramatsu (Google) <mhiramat@xxxxxxxxxx>



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