CC: linux-arm-kernel(a)lists.infradead.org TO: Ard Biesheuvel <ardb(a)kernel.org&gt; CC: Catalin Marinas <catalin.marinas(a)arm.com&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/xor-neon head: ce9ba49a246012f4ed7413c6246b6213c3c00a85 commit: ce9ba49a246012f4ed7413c6246b6213c3c00a85 [1/1] arm64/xor: use EOR3 instructions when available config: arm64-randconfig-r033-20211213 (https://download.01.org/0day-ci/archive/20211214/202112141724.gP6kgkDl-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project b6a2ddb6c8ac29412b1361810972e15221fa021c) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git/commit/?i... git remote add arm64 https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git git fetch --no-tags arm64 for-next/xor-neon git checkout ce9ba49a246012f4ed7413c6246b6213c3c00a85 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash 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