tree: https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git arm64/undef/rework head: 0a52fa07b5bf0adbdaf14c3b4c838de98daad64f commit: 0a52fa07b5bf0adbdaf14c3b4c838de98daad64f [9/9] arm64: rework deprected instruction handling config: arm64-randconfig-r013-20220926 compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920) 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/mark/linux.git/commit/?id=0a52fa07b5bf0adbdaf14c3b4c838de98daad64f git remote add mark https://git.kernel.org/pub/scm/linux/kernel/git/mark/linux.git git fetch --no-tags mark arm64/undef/rework git checkout 0a52fa07b5bf0adbdaf14c3b4c838de98daad64f # 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=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All errors (new ones prefixed by >>): >> ld.lld: error: undefined symbol: try_emulate_armv8_deprecated >>> referenced by traps.c:466 (arch/arm64/kernel/traps.c:466) >>> kernel/traps.o:(do_el0_undef) in archive arch/arm64/built-in.a -- 0-DAY CI Kernel Test Service https://01.org/lkp