I get these error messages at system start with a Linux Mint system:
[Hardware Error]: Machine check events logged
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072571] mce: [Hardware Error]: CPU 0: Machine Check: 0 Bank 3: a60000000000fff1
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072621] mce: [Hardware Error]: TSC 0 ADDR fe9f07ffe5
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072666] mce: [Hardware Error]: PROCESSOR 2:60fb2 TIME 1520118432 SOCKET 0 APIC 0 microcode 0
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072714] mce: [Hardware Error]: Machine check events logged
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072715] mce: [Hardware Error]: CPU 1: Machine Check: 0 Bank 0: c61e000000000145
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072761] mce: [Hardware Error]: TSC 0 ADDR 443c78e0443
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072806] mce: [Hardware Error]: PROCESSOR 2:60fb2 TIME 1520118432 SOCKET 0 APIC 1 microcode 0
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072853] mce: [Hardware Error]: CPU 1: Machine Check: 0 Bank 3: fc0000000000181f
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072899] mce: [Hardware Error]: TSC 0 ADDR 4fbc0383f
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.072943] mce: [Hardware Error]: PROCESSOR 2:60fb2 TIME 1520118432 SOCKET 0 APIC 1 microcode 0
Mar 4 00:09:12 hans-D2461-C1 kernel: [ 0.144094] smp: Brought up 1 node, 2 CPUs
I get the same messages for a Athlon 64 X2 6000 and for a 4000 cpu.
Is this a problem with AMD firmware ?