[kbuild-all] ld.lld: error: can't create dynamic relocation R_PPC64_ADDR64 against symbol: do_uaccess_flush in readonly segment; recompile object files with -fPIC or pass '-Wl,-z,notext' to allow text relocations in the output

CC: linux-kernel(a)vger.kernel.org TO: Nicholas Piggin <npiggin(a)gmail.com&gt; CC: Michael Ellerman <mpe(a)ellerman.id.au&gt; CC: Daniel Axtens <dja(a)axtens.net&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9b1ea29bc0d7b94d420f96a0f4121403efc3dd85 commit: 9a32a7e78bd0cd9a9b6332cbdc345ee5ffd0c5de powerpc/64s: flush L1D after user accesses date: 4 months ago config: powerpc64-randconfig-r034-20210310 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project cd9a69289c7825d54450cb6829fef2c8e0f1963a) 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 powerpc64 cross compiling tool for clang build # apt-get install binutils-powerpc64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 9a32a7e78bd0cd9a9b6332cbdc345ee5ffd0c5de # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org