Undefined behaviour sanity checker

modulename: ubsan.ko

configname: CONFIG_UBSAN

Linux Kernel Configuration
└─>Kernel hacking
└─>Generic Kernel Debugging Instruments
└─>Undefined behaviour sanity checker
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This option enables the Undefined Behaviour sanity checker.
Compile-time instrumentation is used to detect various undefined
behaviours at runtime. For more details, see:
source code:
lib/ubsan.c