Re: ld.lld: error: undefined symbol: sysfs_format_mac

From: Randy Dunlap
Date: Sun Sep 03 2023 - 01:10:03 EST




On 9/2/23 19:39, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 92901222f83d988617aee37680cb29e1a743b5e4
> commit: 7e38a7422f128e7d7ba24b444e957d585dbb272f mlxbf-bootctl: Support sysfs entries for MFG fields
> date: 10 days ago
> config: arm64-randconfig-r024-20230902 (https://download.01.org/0day-ci/archive/20230903/202309031058.JvwNDBKt-lkp@xxxxxxxxx/config)
> compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230903/202309031058.JvwNDBKt-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/202309031058.JvwNDBKt-lkp@xxxxxxxxx/
>
> All errors (new ones prefixed by >>):
>
>>> ld.lld: error: undefined symbol: sysfs_format_mac
> >>> referenced by xarray.c

I don't see what xarray.c has to do with this.

This happens when CONFIG_NET is not enabled.

> >>> vmlinux.o:(oob_mac_show)
>

--
~Randy