The system restarts frequently the cause of Machine Check Exception Error

[qinqiang]

Intel(R) Xeon(R) CPU E5-2650L v3 @ 1.80GHz
processor : 6
vendor_id : GenuineIntel
cpu family : 6
model : 63

<0>[167752.437083] mce: [Hardware Error]: CPU 0: Machine Check Exception: 5 Bank 8: be00000000010090
<0>[167752.437088] mce: [Hardware Error]: RIP !INEXACT! 10:<ffffffff89eeed68> {mwait_idle_with_hints.constprop.0+0x48/0x90}
<0>[167752.437098] mce: [Hardware Error]: TSC 11210f29594ad ADDR 64cc32cc0 MISC 502cac86 PPIN d0ba121fa1a70762
<0>[167752.437101] mce: [Hardware Error]: PROCESSOR 0:306f2 TIME 1652768368 SOCKET 0 APIC 0 microcode 43
<0>[167752.437104] mce: [Hardware Error]: Run the above through 'mcelog --ascii'
<0>[167752.439036] mce: [Hardware Error]: Machine check: Processor context corrupt
<0>[167752.439037] Kernel panic - not syncing: Fatal machine check
<0>[167752.439045] Kernel Offset: 0x8800000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)

Because MCE is not compatible in the PVE kernel，‘’mcelog --ascii ‘’ NO specific information can be queried


What hardware is causing this error? I have replaced the CPU and apt install intel-microcode and apt upagread ,them is newest.

PVE 7.2-3