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SubjectRe: [HW PROBLEM] Intel I7 MCE. Erratum or not?
Andi Kleen a écrit :
>
>> IIRC, this error is not what happen on the time [301.7320xx] during
>> boot, but happen before the boot. Since the record says "Processor
>> context corrupt," MCE handler should call panic(or do something stop
>> the system) if the context actually corrupted during the boot.
>
> The weird thing is that 301 seconds is quite a long delay for that.
> It should happen relatively quickly at boot as the CPUs are initialized.
>

Rings a bell here

include/linux/jiffies.h:157:#define INITIAL_JIFFIES ((unsigned long)(unsigned int) (-300*HZ))

Could it be related to INITIAL_JIFFIES ?

>>
>> In other words, it seems that 1) the error was recorded at last time
>> when your machine crashed unexpectedly(by cosmic-ray etc.) and not
>> cleared
>> yet, or 2) your machine is doing something wrong in every reset/poweroff.
>
> When it happens consistently at each boot then yes it's likely something
> leaking from the BIOS initialization sequence. Perhaps try a BIOS update?
>
>

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