CC: linux-kernel(a)vger.kernel.org TO: Peter Zijlstra <peterz(a)infradead.org&gt; CC: Josh Poimboeuf <jpoimboe(a)redhat.com&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/wip.extable head: bc9a86e8214a99a913d4d2fa3b55afc3be18ec05 commit: 955e2a028ee0f398d462c705697e59dc2d3cbd1f [7/23] x86/extable: Extend extable functionality config: x86_64-randconfig-a011-20211119 (attached as .config) 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/peterz/queue.git/commit/?... git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git git fetch --no-tags peterz-queue x86/wip.extable git checkout 955e2a028ee0f398d462c705697e59dc2d3cbd1f # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 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 >>): .macro extable_type_reg type:req reg:req ^ -- --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org