[kbuild-all] [arm-integrator:kernel-in-vmalloc-v5.12-rc1 7/8] init.c:undefined reference to `kernel_phy_start'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.12-rc1 head: 6205754a575bd2ac222c84b47937a661d5cccbfe commit: 65ecafff4de77d2c71838246ce810f4bdc589d31 [7/8] ARM: Compile the kernel into VMALLOC config: arm-allnoconfig (attached as .config) compiler: arm-linux-gnueabi-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/linusw/linux-integrator.g... git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.12-rc1 git checkout 65ecafff4de77d2c71838246ce810f4bdc589d31 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm 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 >>): arm-linux-gnueabi-ld: arch/arm/mm/init.o: in function `arm_memblock_init': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org