tree: https://github.com/ihalip/linux KSPP20 head: 46737ae62cb70f8b1380f232f9ca908868c21521 commit: 46737ae62cb70f8b1380f232f9ca908868c21521 [1/1] tidy: all config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: git checkout 46737ae62cb70f8b1380f232f9ca908868c21521 # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): static bool npt_enabled __ro_after_init; ^~~~~~~~~~~ In file included from arch/x86/kvm/svm/svm.c:42:0: arch/x86/kvm/svm/svm.h:36:13: note: previous declaration of 'npt_enabled' was here extern bool npt_enabled; ^~~~~~~~~~~ vim +/npt_enabled +117 arch/x86/kvm/svm/svm.c 112 113 /* enable NPT for AMD64 and X86 with PAE */ 114 #if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) 115 static bool npt_enabled __ro_after_init = true; 116 #else 118 #endif 119 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org