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From: Borislav Petkov <bp@alien8.de>
To: Dmitry Antipov <dmantipov@yandex.ru>
Cc: linux-kernel@vger.kernel.org, Yazen Ghannam <yazen.ghannam@amd.com>
Subject: Re: 5.6.12 MCE on AMD EPYC 7502
Date: Fri, 29 May 2020 13:57:20 +0200	[thread overview]
Message-ID: <20200529115720.GF9011@zn.tnic> (raw)
In-Reply-To: <be415508-246f-d934-b449-4cadbdb0acc4@yandex.ru>

On Fri, May 29, 2020 at 01:55:29PM +0300, Dmitry Antipov wrote:
> Hello,
> 
> I'm facing the following kernel messages running Debian 9 with
> custom 5.6.12 kernel running on AMD EPYC 7502 - based hardware:
> 
> [138537.806814] mce: [Hardware Error]: Machine check events logged
> [138537.806818] [Hardware Error]: Corrected error, no action required.
> [138537.808456] [Hardware Error]: CPU:0 (17:31:0) MC27_STATUS[Over|CE|MiscV|-|-|-|SyndV|-|-|-]: 0xd82000000002080b
> [138537.810080] [Hardware Error]: IPID: 0x0001002e00001e01, Syndrome: 0x000000005a000005
> [138537.811694] [Hardware Error]: Power, Interrupts, etc. Ext. Error Code: 2, Link Error.
> [138537.813281] [Hardware Error]: cache level: L3/GEN, mem/io: IO, mem-tx: GEN, part-proc: SRC (no timeout)
> 
> Is it related to some (not so) known CPU errata?

Who knows.

> Should I try to update microcode, motherboard firmware, kernel, or whatever else?

Yeah, BIOS update might be a good idea, if there's a newer version for
your board.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  reply	other threads:[~2020-05-29 11:57 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-29 10:55 5.6.12 MCE on AMD EPYC 7502 Dmitry Antipov
2020-05-29 11:57 ` Borislav Petkov [this message]
2020-05-29 19:32   ` Yazen Ghannam

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