[bpf-next:master 4/8] ld.lld: error: relocation R_PPC_ADDR16_LO cannot be used against symbol 'init_task'; recompile with -fPIC

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
head:   a2b4a9cddae87e6ff605cf0d2014c749cfbaf14e
commit: 163ea3dec3c8048618f561a2c3b30f4c5795e991 [4/8] Merge branch 'fix-lockdep-warning-for-htab-of-map'
config: powerpc-randconfig-r053-20241110 (https://download.01.org/0day-ci/archive/20241110/202411101557.FaQ2w0nS-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241110/202411101557.FaQ2w0nS-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202411101557.FaQ2w0nS-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: relocation R_PPC_ADDR16_LO cannot be used against symbol 'init_task'; recompile with -fPIC
   >>> defined in vmlinux.a(init/init_task.o)
   >>> referenced by head_85xx.S:223 (arch/powerpc/kernel/head_85xx.S:223)
   >>>               arch/powerpc/kernel/head_85xx.o:(.head.text+0x3F2) in archive vmlinux.a

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