block/blk-mq-dma.o: warning: objtool: blk_rq_map_integrity_sg+0x170: unreachable instruction

block/blk-mq-dma.o: warning: objtool: blk_rq_map_integrity_sg+0x170: unreachable instruction

[kernel test robot]

:::::: 
:::::: Manual check reason: "loongarch: unreachable instruction"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Keith Busch <kbusch@kernel.org>
CC: Jens Axboe <axboe@kernel.dk>
CC: "Martin K. Petersen" <martin.petersen@oracle.com>
CC: Christoph Hellwig <hch@lst.de>

Hi Keith,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   cba2348ab114391f5b1a00fa65c5b739f13f0563
commit: c16b52a0a095888efdd5d76f7194caf2a4752256 blk-integrity: use iterator for mapping sg
date:   1 year, 1 month ago
:::::: branch date: 13 hours ago
:::::: commit date: 1 year, 1 month ago
config: loongarch-randconfig-r061-20260906 (https://download.01.org/0day-ci/archive/20260913/202609131321.XSgHfnHv-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 12.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260913/202609131321.XSgHfnHv-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Fixes: c16b52a0a095 ("blk-integrity: use iterator for mapping sg")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/r/202609131321.XSgHfnHv-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> block/blk-mq-dma.o: warning: objtool: blk_rq_map_integrity_sg+0x170: unreachable instruction

--
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https://github.com/intel/lkp-tests/wiki