vmlinux.o: warning: objtool: pv_ops[23]: xen_read_msr

From: kernel test robot
Date: Wed Jun 22 2022 - 05:37:48 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ca1fdab7fd27eb069df1384b2850dcd0c2bebe8d
commit: 027bbb884be006b05d9c577d6401686053aa789e KVM: x86/speculation: Disable Fill buffer clear within guests
date: 5 weeks ago
config: x86_64-randconfig-a011-20211126 (https://download.01.org/0day-ci/archive/20220622/202206221714.98EtuqRm-lkp@xxxxxxxxx/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/torvalds/linux.git/commit/?id=027bbb884be006b05d9c577d6401686053aa789e
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 027bbb884be006b05d9c577d6401686053aa789e
# save the config file
mkdir build_dir && cp config build_dir/.config
make 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@xxxxxxxxx>

All warnings (new ones prefixed by >>):

>> vmlinux.o: warning: objtool: pv_ops[23]: xen_read_msr
>> vmlinux.o: warning: objtool: pv_ops[23]: native_read_msr
vmlinux.o: warning: objtool: vmx_vcpu_enter_exit()+0x5c: call to pv_ops[22]() leaves .noinstr.text section

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