scripts/kconfig/conf -s arch/x86/Kconfig
init/Kconfig:798: can't open file "arch/Kconfig"
make[2]: *** [silentoldconfig] Error 1
make[1]: *** [silentoldconfig] Error 2
make: *** No rule to make target `include/config/auto.conf', needed by `include/config/kernel.release'.  Stop.