[mark:linkage/alias-rework 5/7] ld.lld: error: duplicate symbol: strchr

[mark:linkage/alias-rework 5/7] ld.lld: error: duplicate symbol: strchr

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git linkage/alias-rework
head:   869f25744367b7ec5fb196d9c92acadfbfe87419
commit: 3bba704175bd8bcb979b1924d650350a08587257 [5/7] arm64: clean up symbol aliasing
config: arm64-randconfig-r023-20211207 (https://download.01.org/0day-ci/archive/20211208/202112080256.zKIdJqjA-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git/commit/?id=3bba704175bd8bcb979b1924d650350a08587257
        git remote add mark https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git
        git fetch --no-tags mark linkage/alias-rework
        git checkout 3bba704175bd8bcb979b1924d650350a08587257
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> ld.lld: error: duplicate symbol: strchr
   >>> defined at strchr.o:(__pi_strchr) in archive arch/arm64/lib/lib.a
   >>> defined at string.c
   >>>            string.o:(.text+0xEBC) in archive lib/lib.a

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org