Re: Machine Check Exception

[David Navas <apolodnr@gmail.com>]

It is helping enough, seems to be a problem with the bank4 memory
module. So you have a hardware problem in that memory module, to check
if it is for sure, you can get out such module and see if the problem
persists or not.


Eduardo M KALINOWSKI wrote:
> Today, for the first time, I got this message during boot (just after
> some messages from ohcihcd):
>
> HARDWARE ERROR
> CPU 0: Machine Check Exception:                                    4
> Bank 4:  b200000000070f0f
> TSC a38a02f0b
> This is not a software problem!
> Run through mcelog --ascii to decode and contact your hardware vendor
> Kernel panic - not syncing: Machine check
>
> Well, mcelog --ascii does not help much, to say the truth:
> HARDWARE ERROR. This is *NOT* a software problem!
> Please contact your hardware vendor
> CPU 0 4 northbridge TSC a38a02f0b
>   Northbridge Watchdog error
>        bit57 = processor context corrupt
>        bit61 = error uncorrected
>   bus error 'generic participation, request timed out
>       generic error mem transaction
>       generic access, level generic'
> STATUS b200000000070f0f MCGSTATUS 4
>
> The processor is an Athlon 64 3000+, on a Asus K8U-X motherboard.
>
> The error first appeared just after I plugged a USB webcam in my system.
> However, both times resetting the system made it boot correctly.
>
> So, how should that messages be interpreted?
>
>