tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git pending-5.10 head: 0522e7d18bdab4b74b9223a951836a3b210e69f6 commit: 7541b1f50998267815ff37518c4107e1d3fab659 [33/35] arm: ioremap: don't abuse pfn_valid() to check if pfn is in RAM config: arm-collie_defconfig (https://download.01.org/0day-ci/archive/20211218/202112181305.hte9ldaA-lk...) compiler: arm-linux-gnueabi-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/sashal/linux-stable.git/c... git remote add sashal-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git git fetch --no-tags sashal-stable pending-5.10 git checkout 7541b1f50998267815ff37518c4107e1d3fab659 # 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=arm 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 warnings (new ones prefixed by >>, old ones prefixed by <<): The function __arm_ioremap_pfn_caller() references the function __meminit memblock_is_map_memory(). This is often because __arm_ioremap_pfn_caller lacks a __meminit annotation or the annotation of memblock_is_map_memory is wrong. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org