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References: <202308090204.9yZffBWo-lkp@intel.com>
In-Reply-To: <202308090204.9yZffBWo-lkp@intel.com>
From:   Nick Desaulniers <ndesaulniers@google.com>
Date:   Tue, 8 Aug 2023 12:46:00 -0700
Message-ID: <CAKwvOd=c94gknBq7TUsQEyC095+1iRW540=xD3zRkf3+Q4vn5Q@mail.gmail.com>
Subject: Re: error: A dwo section may not contain relocations
To:     kernel test robot <lkp@intel.com>,
        Kees Cook <keescook@chromium.org>
Cc:     llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
        linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
        Nathan Chancellor <nathan@kernel.org>,
        Masahiro Yamada <masahiroy@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Linux Memory Management List <linux-mm@kvack.org>,
        Conor Dooley <conor@kernel.org>
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On Tue, Aug 8, 2023 at 12:02=E2=80=AFPM kernel test robot <lkp@intel.com> w=
rote:
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.gi=
t master
> head:   02aee814d37c563e24b73bcd0f9cb608fbd403d4
> commit: f9b3cd24578401e7a392974b3353277286e49cee Kconfig.debug: make DEBU=
G_INFO selectable from a choice
> date:   1 year, 5 months ago
> config: riscv-randconfig-r001-20230808 (https://download.01.org/0day-ci/a=
rchive/20230809/202308090204.9yZffBWo-lkp@intel.com/config)
> compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project.git =
f28c006a5895fc0e329fe15fead81e37457cb1d1)

FWIW, I wasn't able to reproduce with the provided config and
clang-17.  Perhaps this is a bug for older clang releases (the bot
tested with clang-14).

> reproduce: (https://download.01.org/0day-ci/archive/20230809/202308090204=
.9yZffBWo-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new vers=
ion of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202308090204.9yZffBWo-lkp=
@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
> >> error: A dwo section may not contain relocations
>    fatal error: too many errors emitted, stopping now [-ferror-limit=3D]
>    20 errors generated.
>    make[2]: *** [scripts/Makefile.build:288: arch/riscv/kernel/vdso/vgett=
imeofday.o] Error 1 shuffle=3D3686795728
>    make[2]: Target 'include/generated/vdso-offsets.h' not remade because =
of errors.
>    make[1]: *** [arch/riscv/Makefile:120: vdso_prepare] Error 2 shuffle=
=3D3686795728
>    make[1]: Target 'prepare' not remade because of errors.
>    make: *** [Makefile:219: __sub-make] Error 2 shuffle=3D3686795728
>    make: Target 'prepare' not remade because of errors.
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki


--=20
Thanks,
~Nick Desaulniers