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Date:   Thu, 20 Apr 2023 08:45:37 -0700
From:   Nathan Chancellor <nathan@kernel.org>
To:     Naresh Kamboju <naresh.kamboju@linaro.org>
Cc:     linux-mips@vger.kernel.org, llvm@lists.linux.dev,
        Linux-Next Mailing List <linux-next@vger.kernel.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        Phil =?iso-8859-1?Q?Mathieu-Daud=E9?= <philmd@linaro.org>,
        Masahiro Yamada <masahiroy@kernel.org>,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        Arnd Bergmann <arnd@arndb.de>,
        Anders Roxell <anders.roxell@linaro.org>
Subject: Re: next: mips: ERROR: modpost: Section mismatches detected.
Message-ID: <20230420154537.GA706381@dev-arch.thelio-3990X>
References: <CA+G9fYt+4e57Gdy6cix=LeNK6XqWoui8du=mZWu=cf8vPYocKw@mail.gmail.com>
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Hi Naresh,

On Thu, Apr 20, 2023 at 04:31:12PM +0530, Naresh Kamboju wrote:
> Following build failures noticed on Linux next-20230419 for mips.
> 
> Regressions found on mips:
>  - build/clang-nightly-allnoconfig
>  - build/clang-16-allnoconfig
>  - build/clang-16-tinyconfig
>  - build/clang-nightly-tinyconfig
> 
> 
> arch/mips/kernel/genex.S:520:2: warning: macro defined with named
> parameters which are not used in macro body, possible positional
> parameter found in body which will have no effect
>  .macro __BUILD_verbose nexception
>  ^
> WARNING: modpost: vmlinux.o: section mismatch in reference: check_bugs
> (section: .text) -> check_bugs32 (section: .init.text)
> ERROR: modpost: Section mismatches detected.
> Set CONFIG_SECTION_MISMATCH_WARN_ONLY=y to allow them.
> make[2]: *** [scripts/Makefile.modpost:136: vmlinux.symvers] Error 1
> make[2]: *** Deleting file 'vmlinux.symvers'
> make[2]: Target '__modpost' not remade because of errors.
> make[1]: *** [Makefile:1978: modpost] Error 2

Thanks for the report. I sent a patch for this yesterday:

https://lore.kernel.org/20230419-mips-check_bugs-init-attribute-v1-1-91e6eed55b89@kernel.org/

Cheers,
Nathan