mcelog: failed to prefill DIMM database from DMI data
mcelog: Family 6 Model 5c CPU: only decoding architectural errors
Hardware event. This is not a software error.
MCE 0
CPU 0 BANK 4 
ADDR fef607c0 
TIME 1512932767 Sun Dec 10 14:06:07 2017
MCG status:
MCi status:
Error overflow
Uncorrected error
MCi_ADDR register valid
Processor context corrupt
MCA: Internal unclassified error: 408
Running trigger `unknown-error-trigger'
STATUS e600000000020408 MCGSTATUS 0
MCGCAP c07 APICID 0 SOCKETID 0 
CPUID Vendor Intel Family 6 Model 92