tree: https://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux.git v5.8/psa_ffa head: b54445ea225ffa8f8f7d27d4c30558abc05e06d0 commit: b54445ea225ffa8f8f7d27d4c30558abc05e06d0 [2/2] firmware: Add support for PSA FF-A transport for VM partitions config: arm-randconfig-r004-20200622 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 1d4c87335d5236ea1f35937e1014980ba961ae34) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git checkout b54445ea225ffa8f8f7d27d4c30558abc05e06d0 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm 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 >>): make[2]: *** [scripts/Makefile.headersinst:63: usr/include/linux/arm_psa_ffa.h] Error 1 make[2]: Target '__headers' not remade because of errors. make[1]: *** [Makefile:1258: headers] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:185: __sub-make] Error 2 make: Target 'prepare' not remade because of errors. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org