tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 9d49ed9ca93b8c564033c1d6808017bc9052b5db commit: cde193f4250934db757c15e1b857e517cc10d8c2 [8043/8469] mm/vmalloc: remove unmap_kernel_range config: riscv-nommu_k210_defconfig (attached as .config) compiler: riscv64-linux-gcc (GCC) 9.3.0 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/next/linux-next.git/commit/?id=cde193f4250934db757c15e1b857e517cc10d8c2 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout cde193f4250934db757c15e1b857e517cc10d8c2 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): riscv64-linux-ld: mm/percpu.o: in function `.L232': percpu.c:(.text+0x8d0): undefined reference to `vmap_pages_range_noflush' riscv64-linux-ld: mm/percpu.o: in function `.L236': >> percpu.c:(.text+0x90e): undefined reference to `vunmap_range_noflush' riscv64-linux-ld: mm/percpu.o: in function `.L278': percpu.c:(.text+0xb72): undefined reference to `vunmap_range_noflush' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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