tree: https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git repair-symlink-swapext head: 851df07d9599471df909c4ff0e3cf33f4b9619f0 commit: b0cad080048a93ceeae93b51a0cab55c85c5a7ec [322/325] xfs: move remote symlink target read function to libxfs config: m68k-randconfig-r006-20211214 (https://download.01.org/0day-ci/archive/20211216/202112161839.YK3WPzl5-lk...) compiler: m68k-linux-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/djwong/xfs-linux.git/comm... git remote add djwong-xfs https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux.git git fetch --no-tags djwong-xfs repair-symlink-swapext git checkout b0cad080048a93ceeae93b51a0cab55c85c5a7ec # 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=m68k SHELL=/bin/bash fs/xfs/ 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 >>): fs/xfs/libxfs/xfs_symlink_remote.c:28:1: warning: no previous prototype for 'xfs_symlink_blocks' [-Wmissing-prototypes] 28 | xfs_symlink_blocks( | ^~~~~~~~~~~~~~~~~~ fs/xfs/libxfs/xfs_symlink_remote.c:38:1: warning: no previous prototype for 'xfs_symlink_hdr_set' [-Wmissing-prototypes] 38 | xfs_symlink_hdr_set( | ^~~~~~~~~~~~~~~~~~~ fs/xfs/libxfs/xfs_symlink_remote.c:68:1: warning: no previous prototype for 'xfs_symlink_hdr_ok' [-Wmissing-prototypes] 68 | xfs_symlink_hdr_ok( | ^~~~~~~~~~~~~~~~~~ fs/xfs/libxfs/xfs_symlink_remote.c:167:1: warning: no previous prototype for 'xfs_symlink_local_to_remote' [-Wmissing-prototypes] 167 | xfs_symlink_local_to_remote( | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/xfs/libxfs/xfs_symlink_remote.c:206:1: warning: no previous prototype for 'xfs_symlink_shortform_verify' [-Wmissing-prototypes] 206 | xfs_symlink_shortform_verify( | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ 239 | xfs_symlink_remote_read( | ^~~~~~~~~~~~~~~~~~~~~~~ vim +/xfs_symlink_remote_read +239 fs/xfs/libxfs/xfs_symlink_remote.c 236 237 /* Read a remote symlink target into the buffer. */ 238 int --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org