ld.lld: error: undefined symbol: sysfs_format_mac

[kernel test robot]

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
   >>>               vmlinux.o:(oob_mac_show)

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki