Re: error: A dwo section may not contain relocations

From: Nick Desaulniers
Date: Tue Aug 08 2023 - 16:27:54 EST


On Tue, Aug 8, 2023 at 12:02 PM kernel test robot <lkp@xxxxxxxxx> wrote:
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 02aee814d37c563e24b73bcd0f9cb608fbd403d4
> commit: f9b3cd24578401e7a392974b3353277286e49cee Kconfig.debug: make DEBUG_INFO selectable from a choice
> date: 1 year, 5 months ago
> config: riscv-randconfig-r001-20230808 (https://download.01.org/0day-ci/archive/20230809/202308090204.9yZffBWo-lkp@xxxxxxxxx/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@xxxxxxxxx/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@xxxxxxxxx>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202308090204.9yZffBWo-lkp@xxxxxxxxx/
>
> 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=]
> 20 errors generated.
> make[2]: *** [scripts/Makefile.build:288: arch/riscv/kernel/vdso/vgettimeofday.o] Error 1 shuffle=3686795728
> make[2]: Target 'include/generated/vdso-offsets.h' not remade because of errors.
> make[1]: *** [arch/riscv/Makefile:120: vdso_prepare] Error 2 shuffle=3686795728
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [Makefile:219: __sub-make] Error 2 shuffle=3686795728
> make: Target 'prepare' not remade because of errors.
>
> --
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki



--
Thanks,
~Nick Desaulniers