Hi "Adalbert, Thank you for the patch! Yet something to improve: [auto build test ERROR on 3d9fdc252b52023260de1d12399cb3157ed28c07] url: https://github.com/0day-ci/linux/commits/Adalbert-Laz-r/VM-introspection/... base: 3d9fdc252b52023260de1d12399cb3157ed28c07 config: x86_64-randconfig-s022-20200719 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-49-g707c5017-dirty # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from <command-line>:32: 99 | u64 value; | ^~~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org