Hi Alexey, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/x86/core] [also build test ERROR on tip/auto-latest linux/master linus/master v5.6-rc6 next-20200320] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Alexey-Makhalov/x86-vmware-Steal-time-accounting-support/20200321-050449 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 248ed51048c40d36728e70914e38bffd7821da57 config: x86_64-randconfig-s1-20200321 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot All errors (new ones prefixed by >>): >> ld: arch/x86/kernel/kvm.o:arch/x86/kernel/kvm.c:58: multiple definition of `__pcpu_unique_steal_time'; arch/x86/kernel/cpu/vmware.o:arch/x86/kernel/cpu/vmware.c:126: first defined here --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org