CONFIG_CRIS is not available for thedefaultarchitecture x86.
Result is shown for architecture cris

CONFIG_CRIS (not configurable)

configname: CONFIG_CRIS

Linux/CRIS Kernel Configuration
└─>CRIS
In linux kernel since version 2.6.12  
selects
CONFIG_HAVE_IDE
&
CONFIG_HAVE_GENERIC_HARDIRQS
CONFIG_GENERIC_IRQ_SHOW
CONFIG_GENERIC_IOMAP