[kbuild-all] ERROR: modpost: "boot_cpu_hartid" [arch/riscv/kvm/kvm.ko] undefined!

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 5472f14a37421d1bca3dddf33cabd3bd6dbefbbc commit: fd7bb4a251dfc1da3496bf59a4793937c13e8c1f RISC-V: KVM: Implement VMID allocator date: 2 months ago config: riscv-randconfig-r031-20211214 (https://download.01.org/0day-ci/archive/20211215/202112150010.rOBJiaq8-lk...) compiler: riscv64-linux-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/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout fd7bb4a251dfc1da3496bf59a4793937c13e8c1f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv 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 >>, old ones prefixed by <<): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org