tree: https://github.com/intel/tdx.git guest head: 12f4800ff5dbe89a642744796008f89f23b2e446 commit: 4abfd963687d3a538e1c7e0d3a93dabeb0637660 [49/136] virtio: Use shared mappings for virtio PCI devices config: s390-defconfig (attached as .config) compiler: s390-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel/tdx/commit/4abfd963687d3a538e1c7e0d3a93dabeb0637660 git remote add intel-tdx https://github.com/intel/tdx.git git fetch --no-tags intel-tdx guest git checkout 4abfd963687d3a538e1c7e0d3a93dabeb0637660 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=s390 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 >>, old ones prefixed by <<): --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org