tree: https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git topic-zol-remove head: 703ac4a3b0cb0ccfa928dd06edadcc8e2183806f commit: 352ac035e2d47d0dd3a5cb56a1a798a08126e6ae [97/186] ARCv3: uaccess: add coments about .fixup not present config: arc-randconfig-r015-20211025 (attached as .config) compiler: arc-elf-gcc (GCC) 11.2.0 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 # https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git/commit/?id=352ac035e2d47d0dd3a5cb56a1a798a08126e6ae git remote add vgupta-arc https://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git git fetch --no-tags vgupta-arc topic-zol-remove git checkout 352ac035e2d47d0dd3a5cb56a1a798a08126e6ae # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> arch/arc/lib/uaccess.S:11:2: error: #error "Unaligned access support needed" 11 | #error "Unaligned access support needed" | ^~~~~ vim +11 arch/arc/lib/uaccess.S 9 10 #ifndef CONFIG_ARC_USE_UNALIGNED_MEM_ACCESS > 11 #error "Unaligned access support needed" 12 #endif 13 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org