The server restarted unexpectedly where the kernel crashed with a message, "Kernel panic - not syncing: Too many consecutive machine checks while accessing user data"
Issue
- The server restarted unexpectedly where the kernel crashed due to a Machine Check Exception
[2064070.145032] {2}[Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 8
[2064070.145387] core: [Hardware Error]: Machine check events logged
[2064070.145962] {2}[Hardware Error]: event severity: recoverable
[2064070.191710] [Hardware Error]: Uncorrected, software restartable error.
[2064070.191769] core: [Hardware Error]: CPU 109: Machine Check Exception: 7 Bank 0: b400080001010135
[2064070.191771] core: [Hardware Error]: TSC ea3daf9d30168 ADDR 39cd2b2548 PPIN 2618d21a1e2c04d IPID 1000b00000005b
[2064070.191776] core: [Hardware Error]: PROCESSOR 2:a00f11 TIME 1733915358 SOCKET 0 APIC 5b microcode a0011d3
[2064070.191777] core: [Hardware Error]: CPU 109: Machine Check Exception: 7 Bank 0: b400080001010135
[2064070.191778] core: [Hardware Error]: TSC ea3dafc51cf00 ADDR 39cd2b2540 PPIN 2618d21a1e2c04d IPID 1000b00000005b
[2064070.191783] core: [Hardware Error]: PROCESSOR 2:a00f11 TIME 1733915358 SOCKET 0 APIC 5b microcode a0011d3
[2064070.191784] core: [Hardware Error]: Machine check: Unknown
[2064070.191785] Kernel panic - not syncing: Too many consecutive machine checks while accessing user data
Environment
- Red Hat Enterprise Linux 8
- Dell PowerEdge Servers
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