[kbuild-all] [csky-linux:riscv_compat_v6_sv48_xtpbmt 22/22] undefined reference to `apply_errata_setup_vm'

tree: https://github.com/c-sky/csky-linux riscv_compat_v6_sv48_xtpbmt head: 98b224ea2674b7419071fbc465e0da23d034c178 commit: 98b224ea2674b7419071fbc465e0da23d034c178 [22/22] riscv: errata: pgtable: Add custom Svpbmt supported for Allwinner D1 config: riscv-buildonly-randconfig-r001-20220207 (https://download.01.org/0day-ci/archive/20220208/202202080846.OG4uNAjt-lk...) compiler: riscv32-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://github.com/c-sky/csky-linux/commit/98b224ea2674b7419071fbc465e0da... git remote add csky-linux https://github.com/c-sky/csky-linux git fetch --no-tags csky-linux riscv_compat_v6_sv48_xtpbmt git checkout 98b224ea2674b7419071fbc465e0da23d034c178 # 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 >>): riscv32-linux-ld: arch/riscv/mm/init.o: in function `setup_vm': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org