[kbuild-all] [luto:sched/lazymm 11/16] ld.lld: error: undefined symbol: unlazy_mm_irqs_off

tree: https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git sched/lazymm head: c0d03d4f2778fd0a7c16e69cdfb3f111296129b5 commit: 23ef8314367945e2dd63230fb1c2ebb7e148fe48 [11/16] Rework "sched/core: Fix illegal RCU from offline CPUs" config: x86_64-randconfig-a002-20211116 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 4c2cf3a314d9131b1b288e7c8ab0c75ac1b2be1d) 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/luto/linux.git/commit/?id... git remote add luto https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git git fetch --no-tags luto sched/lazymm git checkout 23ef8314367945e2dd63230fb1c2ebb7e148fe48 # 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 >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org