mm/gup.o: warning: objtool: __get_user_pages+0x340: unreachable instruction

mm/gup.o: warning: objtool: __get_user_pages+0x340: 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: Peter Zijlstra <peterz@infradead.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   97313d6113ab4362ad15076f65560e65288fbcb8
commit: 624bde3465f660e54a7cd4c1efc3e536349fead5 loongarch: Use ASM_REACHABLE
date:   1 year, 1 month ago
:::::: branch date: 10 hours ago
:::::: commit date: 1 year, 1 month ago
config: loongarch-randconfig-r053-20260108 (https://download.01.org/0day-ci/archive/20260111/202601111141.raJppYfV-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/20260111/202601111141.raJppYfV-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/202601111141.raJppYfV-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> mm/gup.o: warning: objtool: __get_user_pages+0x340: unreachable instruction
   mm/gup.o: warning: objtool: get_user_pages_remote+0x178: unreachable instruction
   mm/gup.o: warning: objtool: get_user_pages+0x14c: unreachable instruction
   mm/gup.o: warning: objtool: get_user_pages_unlocked+0x14c: unreachable instruction
   mm/gup.o: warning: objtool: __gup_longterm_locked+0x12c: unreachable instruction
   mm/gup.o: warning: objtool: faultin_page_range+0x120: unreachable instruction

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki