[xiang-erofs:dev-test 2/2] ld.lld: error: relocation R_PPC_ADDR16_HI cannot be used against local symbol; recompile with -fPIC

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git dev-test
head:   3bf692888f2707392872a69cd125c800778e72e2
commit: 3bf692888f2707392872a69cd125c800778e72e2 [2/2] erofs: avoid infinite loop due to incomplete zstd-compressed data
config: powerpc-randconfig-002-20251101 (https://download.01.org/0day-ci/archive/20251101/202511010331.SSF687V8-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project d1c086e82af239b245fe8d7832f2753436634990)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251101/202511010331.SSF687V8-lkp@intel.com/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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511010331.SSF687V8-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: relocation R_PPC_ADDR16_HI cannot be used against local symbol; recompile with -fPIC
   >>> defined in vmlinux.a(arch/powerpc/kernel/head_85xx.o)
   >>> referenced by head_85xx.S:186 (arch/powerpc/kernel/head_85xx.S:186)
   >>>               arch/powerpc/kernel/head_85xx.o:(.head.text+0x3ea) in archive vmlinux.a

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