linux-kernel - Re: PROBLEM: mce: [Hardware Error] from dmesg -l emerg

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Message-ID: <20180520204032.GA19845@pd.tnic>
Date:   Sun, 20 May 2018 22:40:32 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Jeffrin Thalakkottoor <jeffrin@...agiritech.edu.in>
Cc:     Tony Luck <tony.luck@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>, mingo@...hat.com,
        hpa@...or.com, x86@...nel.org, linux-edac@...r.kernel.org,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: PROBLEM: mce: [Hardware Error] from dmesg -l emerg

On Sun, May 20, 2018 at 05:27:32PM +0530, Jeffrin Thalakkottoor wrote:
> output for "dmesg | mcelog --ascii"  command related

Ok, but please do not top-post.

...

> Hardware event. This is not a software error.
> CPU 0 BANK 0 TSC dead
> STATUS 0 MCGSTATUS 0
> line timer enabled
> smpboot: CPU0: Intel(R) Pentium(R) CPU 3825U @ 1.90GHz (family: 0x6,
> model: 0x3d, stepping: 0x4)
> Machine check events logged
> Hardware event. This is not a software error.
> CPU 0 BANK 0
> TIME 1526815774 Sun May 20 16:59:34 2018
> MCG status:
> MCi status:
> Machine check not valid
> Corrected error
> MCA: No Error
> STATUS 0 MCGSTATUS 0
> CPUID Vendor Intel Family 6 Model 61
> (Fields were incomplete)

Looks like mcelog has trouble decoding this. Have you updated mcelog to
the latest version in your distro?

> SOCKET 0 APIC 0 microcode 2a

@Tony, I'm hoping you'll be more successful in decoding the error by
hand.

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.