Hi Pali, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: bd8d9cef2a7932e688ca267ea1adf5ea6557c777 commit: bc02973a06a6c74374edeb6d73ed4bde99b37456 [3378/12347] arm: ioremap: Implement standard PCI function pci_remap_iospace() config: arm-randconfig-r004-20220114 (https://download.01.org/0day-ci/archive/20220116/202201160131.H7iDdOd3-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 650fc40b6d8d9a5869b4fca525d5f237b0ee2803) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi... 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 bc02973a06a6c74374edeb6d73ed4bde99b37456 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 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 errors (new ones prefixed by >>): ld.lld: warning: lld uses blx instruction, no object with architecture supporting feature detected ld.lld: warning: lld uses blx instruction, no object with architecture supporting feature detected --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org