[ammarfaizi2-block:stable/linux-stable-rc/queue/5.10 7/131] arch/x86/kernel/ftrace_64.o: warning: objtool: ftrace_epilogue()+0x10: unreachable instruction

[ammarfaizi2-block:stable/linux-stable-rc/queue/5.10 7/131] arch/x86/kernel/ftrace_64.o: warning: objtool: ftrace_epilogue()+0x10: unreachable instruction

[kernel test robot]

BCC: lkp@intel.com
CC: "GNU/Weeb Mailing List" <gwml@vger.gnuweeb.org>
CC: linux-kernel@vger.kernel.org
TO: Josh Poimboeuf <jpoimboe@redhat.com>
CC: Sasha Levin <sashal@kernel.org>
CC: Ben Hutchings <bwh@kernel.org>
CC: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>

tree:   https://github.com/ammarfaizi2/linux-block stable/linux-stable-rc/queue/5.10
head:   b71540e087227d4d16249de8c938a6939614cf9d
commit: c0ca872884e42adc30279b740b2cc98a7fcc1124 [7/131] objtool: Assume only ELF functions do sibling calls
config: x86_64-randconfig-k001 (https://download.01.org/0day-ci/archive/20220713/202207132104.LBoWBvHb-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project e60b4fb2b777118c0ff664a6347851df14fcf75b)
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://github.com/ammarfaizi2/linux-block/commit/c0ca872884e42adc30279b740b2cc98a7fcc1124
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block stable/linux-stable-rc/queue/5.10
        git checkout c0ca872884e42adc30279b740b2cc98a7fcc1124
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> arch/x86/kernel/ftrace_64.o: warning: objtool: ftrace_epilogue()+0x10: unreachable instruction


objdump-func vmlinux.o ftrace_epilogue:
0000 000000000005dee0 <ftrace_epilogue>:
0000    5dee0:	e9 00 00 00 00       	jmp    5dee5 <ftrace_epilogue+0x5>	5dee1: R_X86_64_PLT32	ftrace_stub-0x4
0005    5dee5:	66 66 2e 0f 1f 84 00 00 00 00 00 	data16 cs nopw 0x0(%rax,%rax,1)

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp