drivers/block/rbd.o: warning: objtool: rbd_img_handle_request+0xe0: unreachable instruction

drivers/block/rbd.o: warning: objtool: rbd_img_handle_request+0xe0: 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: Ilya Dryomov <idryomov@gmail.com>
CC: Dongsheng Yang <dongsheng.yang@easystack.cn>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   27cc6fdf720183dce1dbd293483ec5a9cb6b595e
commit: 2237ceb71f89837ac47c5dce2aaa2c2b3a337a3c rbd: don't assume RBD_LOCK_STATE_LOCKED for exclusive mappings
date:   2 months ago
:::::: branch date: 17 hours ago
:::::: commit date: 2 months ago
config: loongarch-randconfig-001-20240804 (https://download.01.org/0day-ci/archive/20241006/202410060153.ugFmLihV-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241006/202410060153.ugFmLihV-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
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/r/202410060153.ugFmLihV-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/block/rbd.o: warning: objtool: rbd_parse_param+0x2a0: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_quiesce_lock+0x6c: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_osd_setup_data+0xac: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_object_map_update_finish+0x90: unreachable instruction
   drivers/block/rbd.o: warning: objtool: zero_bvecs+0x64: unreachable instruction
   drivers/block/rbd.o: warning: objtool: set_bvec_pos+0x54: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_img_obj_request_del+0x44: unreachable instruction
   drivers/block/rbd.o: warning: objtool: zero_bios+0x74: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_obj_advance_read+0x8c: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_dev_image_name+0x70: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_spec_fill_snap_id+0x60: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_spec_fill_names+0x5c: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_dev_header_info+0x64: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_dev_refresh+0xec: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_osd_setup_write_ops+0x170: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_obj_copyup_read_parent+0x54: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_obj_advance_copyup+0xe4: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_obj_advance_write+0xc0: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_img_advance+0xb0: unreachable instruction
>> drivers/block/rbd.o: warning: objtool: rbd_img_handle_request+0xe0: unreachable instruction
   drivers/block/rbd.o: warning: objtool: wake_lock_waiters+0x98: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_acquire_lock+0x128: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_dev_image_probe+0x234: unreachable instruction
   drivers/block/rbd.o: warning: objtool: do_rbd_add+0x4a8: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_slab_exit+0x2c: unreachable instruction
   drivers/block/rbd.o: warning: objtool: rbd_init+0x78: unreachable instruction


objdump-func vmlinux.o rbd_img_handle_request:

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