[kbuild-all] [xfs-linux:iomap-for-next 25/40] fs/iomap/direct-io.o: warning: objtool: __iomap_dio_rw()+0x849: unreachable instruction

CC: linux-xfs(a)vger.kernel.org TO: Christoph Hellwig <hch(a)lst.de&gt; CC: "Darrick J. Wong" <djwong(a)kernel.org&gt; tree: https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git iomap-for-next head: 742dd4b8c5bbf1547c3090d42be76cb92a33feb1 commit: a6d3d49587d10d23189675fce11b332a915081ff [25/40] iomap: switch __iomap_dio_rw to use iomap_iter config: x86_64-randconfig-a016-20210818 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d2b574a4dea5b718e4386bf2e26af0126e5978ce) 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/fs/xfs/xfs-linux.git/commit/?id=a6d3d49587... git remote add xfs-linux https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git git fetch --no-tags xfs-linux iomap-for-next git checkout a6d3d49587d10d23189675fce11b332a915081ff # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/ 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 >>): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org