tree: https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git feature/dax head: d08999836fd60ab725eee1f5a5fb3b00f7bcefd3 commit: 2908c6445a36c37b0af40ba94f72c957a87d8fd8 [5/9] f2fs: support dax address space operation config: mips-randconfig-r002-20211220 (https://download.01.org/0day-ci/archive/20211220/202112202302.OWA4emnZ-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 683cbc12b33e5c8dc8d29bf5ed79fbf45763aadd) 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 mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?id... git remote add chao https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git git fetch --no-tags chao feature/dax git checkout 2908c6445a36c37b0af40ba94f72c957a87d8fd8 # 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=mips SHELL=/bin/bash fs/f2fs/ 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 >>): return dax_writeback_mapping_range(mapping, sbi->s_daxdev, wbc); ^ 1 error generated. vim +/dax_writeback_mapping_range +4178 fs/f2fs/data.c 4169 4170 static int f2fs_dax_writepages(struct address_space *mapping, 4171 struct writeback_control *wbc) 4172 { 4173 struct f2fs_sb_info *sbi = F2FS_I_SB(mapping->host); 4174 4175 if (unlikely(f2fs_cp_error(sbi))) 4176 return -EIO; 4177 4179 } 4180 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org