question on PCIE errors

[Phil Marsh]

Thanks Stephen! I find this on at least two of my four EPYC nodes. If it
were a failure, I would think it would be one machine only.
Phil

On Fri, Jan 9, 2026 at 10:00 PM Stephen Warren <s-nclug at wwwdotorg.org>
wrote:

> On 1/9/26 15:27, Phil Marsh wrote:
> > Hi All,
> > I was getting these errors on one of my servers in the kern.log file,
> > namely:
> > 026-01-07T17:51:27.456870-07:00 xaxon2 kernel: pcieport 0000:00:01.3:
> > DPC: error containment capabilities: Int Msg #0, RPExt+ PoisonedTLP+
> > SwTrigger+ RP PIO Log 6, DL_ActiveErr+
> >
> > Has anyone here seen this before? I suspect this is a motherboard
> > failure? I think this caused some of my software to freeze. Any ideas?
>
> This message is an information message, printed by the DPC driver when
> it is initialized. It's not an error; it's simply reporting capabilities
> of the HW.
>
> https://github.com/torvalds/linux/blob/v6.18/drivers/pci/pcie/dpc.c#L493
>
>
>
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