llvm-objcopy: error: invalid output format: 'elf64-s390'

[kernel test robot]

Hi Heiko,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9d004b2f4fea97cde123e7f1939b80e77bf2e695
commit: adda746629b4a3950f313bc645fa0e54daee871c s390/purgatory: workaround llvm's IAS limitations
date:   11 days ago
config: s390-randconfig-c005-20220527 (https://download.01.org/0day-ci/archive/20220529/202205290045.gOvUOkt3-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0fbe3f3f486e01448121f7931a4ca29fac1504ab)
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 s390 cross compiling tool for clang build
        # apt-get install binutils-s390x-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=adda746629b4a3950f313bc645fa0e54daee871c
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout adda746629b4a3950f313bc645fa0e54daee871c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> llvm-objcopy: error: invalid output format: 'elf64-s390'

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp