* [linux-next:master 4490/8804] fs/iomap/buffered-io.o: warning: objtool: iomap_write_begin()+0x5d0: unreachable instruction
@ 2021-08-18 21:31 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-08-18 21:31 UTC (permalink / raw
To: kbuild-all
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CC: Linux Memory Management List <linux-mm@kvack.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>
Hi Gao,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: f26c3abc432a2026ba9ee7767061a1f88aead6ec
commit: 69f4a26c1e0c7c5e5e77c5bd7b271743c124c545 [4490/8804] iomap: support reading inline data from non-zero pos
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/linux/kernel/git/next/linux-next.git/commit/?id=69f4a26c1e0c7c5e5e77c5bd7b271743c124c545
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 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/
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()+0x5d0: 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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2021-08-18 21:31 [linux-next:master 4490/8804] fs/iomap/buffered-io.o: warning: objtool: iomap_write_begin()+0x5d0: unreachable instruction kernel test robot
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