[kkdwivedi:timed-may-goto 1/1] vmlinux.o: warning: objtool: arch_bpf_timed_may_goto+0x24: 'naked' return found in MITIGATION_RETHUNK build

[kkdwivedi:timed-may-goto 1/1] vmlinux.o: warning: objtool: arch_bpf_timed_may_goto+0x24: 'naked' return found in MITIGATION_RETHUNK build

[kernel test robot]

tree:   https://github.com/kkdwivedi/linux timed-may-goto
head:   45ff7356c9ab73e7534fd1a2aca784c8bab7eedb
commit: 45ff7356c9ab73e7534fd1a2aca784c8bab7eedb [1/1] bpf: Implement timed may_goto support
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20250303/202503030030.6pMxpW2c-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250303/202503030030.6pMxpW2c-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/oe-kbuild-all/202503030030.6pMxpW2c-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> vmlinux.o: warning: objtool: arch_bpf_timed_may_goto+0x24: 'naked' return found in MITIGATION_RETHUNK build
   vmlinux.o: warning: objtool: nvmet_ctrl_state_show() falls through to next function __cfi_nvmet_ctrl_host_traddr_open()
   vmlinux.o: warning: objtool: amd_set_spi_freq() falls through to next function amd_spi_busy_wait()
   vmlinux.o: warning: objtool: tw28_set_ctrl_val() falls through to next function __cfi_tw28_get_ctrl_val()

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