CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST (not configurable)

configname: CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST

Linux Kernel Configuration
└─>HAVE_FUNCTION_GRAPH_FP_TEST
In linux kernel since version 2.6.31 (release Date: 2009-09-09)  
An arch may pass in a unique value (frame pointer) to both the
entering and exiting of a function. On exit, the value is compared
and if it does not match, then it will panic the kernel.