[xfs-linux:iomap-for-next 3/7] fs/iomap/buffered-io.o: warning: objtool: iomap_write_begin()+0x76b: unreachable instruction

[xfs-linux:iomap-for-next 3/7] fs/iomap/buffered-io.o: warning: objtool: iomap_write_begin()+0x76b: unreachable instruction

[kernel test robot]

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CC: linux-xfs(a)vger.kernel.org
TO: Gao Xiang <hsiangkao@linux.alibaba.com>
CC: "Darrick J. Wong" <djwong@kernel.org>
CC: Christoph Hellwig <hch@lst.de>
CC: "Matthew Wilcox (Oracle)" <willy@infradead.org>
CC: Andreas Gruenbacher <agruenba@redhat.com>

tree:   https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git iomap-for-next
head:   ae44f9c286da3fbb3f827076403ea64fa9adfef2
commit: 69f4a26c1e0c7c5e5e77c5bd7b271743c124c545 [3/7] iomap: support reading inline data from non-zero pos
config: x86_64-randconfig-r011-20210805 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 42b9c2a17a0b63cccf3ac197a82f91b28e53e643)
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=69f4a26c1e0c7c5e5e77c5bd7b271743c124c545
        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 69f4a26c1e0c7c5e5e77c5bd7b271743c124c545
        # 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/iomap/ mm/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> fs/iomap/buffered-io.o: warning: objtool: iomap_write_begin()+0x76b: unreachable instruction

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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