NMI Selftest

modulename: nmi_selftest.ko


Linux Kernel Configuration
└─>Kernel hacking
└─>$(SRCARCH) Debugging
└─>NMI Selftest
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Enabling this option turns on a quick NMI selftest to verify
that the NMI behaves correctly.

This might help diagnose strange hangs that rely on NMI to
function properly.

If unsure, say N.