[linux-stable-rc:linux-5.18.y 2197/3591] vmlinux.o: warning: objtool: entry_SYSCALL_compat()+0x0: ANNOTATE_NOENDBR on ENDBR

[linux-stable-rc:linux-5.18.y 2197/3591] vmlinux.o: warning: objtool: entry_SYSCALL_compat()+0x0: ANNOTATE_NOENDBR on ENDBR

[kernel test robot]

CC: linux-kernel@vger.kernel.org
TO: Peter Zijlstra <peterz@infradead.org>
CC: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
CC: Borislav Petkov <bp@suse.de>
CC: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.18.y
head:   56bd9e4c28e9ed65e07e7148e65adfdf1f1c5524
commit: 813423f90f0553c81c5fb4d531fc688a5d506b24 [2197/3591] x86/retbleed: Add fine grained Kconfig knobs
config: x86_64-randconfig-a013-20220815 (https://download.01.org/0day-ci/archive/20220817/202208170117.lGAJUk8f-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project aed5e3bea138ce581d682158eb61c27b3cfdd6ec)
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://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=813423f90f0553c81c5fb4d531fc688a5d506b24
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc linux-5.18.y
        git checkout 813423f90f0553c81c5fb4d531fc688a5d506b24
        # 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

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 >>):

>> vmlinux.o: warning: objtool: entry_SYSCALL_compat()+0x0: ANNOTATE_NOENDBR on ENDBR
   vmlinux.o: warning: objtool: ibt_selftest()+0xf: sibling call from callable instruction with modified stack frame
   vmlinux.o: warning: objtool: ibt_selftest()+0x19: return with modified stack frame


objdump-func vmlinux.o entry_SYSCALL_compat:
0000 0000000000002580 <entry_SYSCALL_compat>:
0000     2580:	f3 0f 1e fa          	endbr64
0004     2584:	0f 01 f8             	swapgs
0007     2587:	41 89 e0             	mov    %esp,%r8d
000a     258a:	48 8b 24 25 00 00 00 00 	mov    0x0,%rsp	258e: R_X86_64_32S	cpu_current_top_of_stack

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