TO: cros-kernel-buildreports(a)googlegroups.com tree: https://android.googlesource.com/kernel/common android-4.14-stable head: f7bd8023a51552d114d7476b754db1079039c05f commit: 1c7e2378b4a1b6861fbe45ded9ee34c61e64d528 [7/18] ANDROID: x86: add support for CONFIG_LTO_CLANG config: x86_64-randconfig-a016-20200515 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project b31cb3aa5ee7ea92d830b06a0a7e42c7f2791dd4) reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git checkout 1c7e2378b4a1b6861fbe45ded9ee34c61e64d528 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 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 >>, old ones prefixed by <<): make[2]: *** [./Kbuild:74: missing-syscalls] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1205: prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:146: sub-make] Error 2 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org