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Date:   Wed, 13 Jul 2022 06:39:41 +0800
From:   kernel test robot <lkp@intel.com>
To:     Peter Zijlstra <peterz@infradead.org>
Cc:     kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Borislav Petkov <bp@suse.de>,
        Thadeu Lima de Souza Cascardo <cascardo@canonical.com>,
        Ben Hutchings <bwh@kernel.org>
Subject: [linux-stable-rc:linux-5.10.y 7114/7120] arch/x86/kernel/kvm.o:
 warning: objtool: __raw_callee_save___kvm_vcpu_is_preempted()+0x12: 'naked'
 return found in RETHUNK build
Message-ID: <202207130605.fX0cfbtW-lkp@intel.com>
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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y
head:   53b881e19526bcc3e51d9668cab955c80dcf584c
commit: 892f1f2b8631df5bdd0baba6e1ee3fa6eff396d0 [7114/7120] x86/retbleed: Add fine grained Kconfig knobs
config: x86_64-rhel-8.3-syz (https://download.01.org/0day-ci/archive/20220713/202207130605.fX0cfbtW-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=892f1f2b8631df5bdd0baba6e1ee3fa6eff396d0
        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-5.10.y
        git checkout 892f1f2b8631df5bdd0baba6e1ee3fa6eff396d0
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make 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/kvm.o: warning: objtool: __raw_callee_save___kvm_vcpu_is_preempted()+0x12: 'naked' return found in RETHUNK build

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