<div dir="ltr">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.<div>Phil</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Fri, Jan 9, 2026 at 10:00 PM Stephen Warren <<a href="mailto:s-nclug@wwwdotorg.org">s-nclug@wwwdotorg.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 1/9/26 15:27, Phil Marsh wrote:<br>
> Hi All,<br>
> I was getting these errors on one of my servers in the kern.log file, <br>
> namely:<br>
> 026-01-07T17:51:27.456870-07:00 xaxon2 kernel: pcieport 0000:00:01.3: <br>
> DPC: error containment capabilities: Int Msg #0, RPExt+ PoisonedTLP+ <br>
> SwTrigger+ RP PIO Log 6, DL_ActiveErr+<br>
><br>
> Has anyone here seen this before? I suspect this is a motherboard <br>
> failure? I think this caused some of my software to freeze. Any ideas?<br>
<br>
This message is an information message, printed by the DPC driver when <br>
it is initialized. It's not an error; it's simply reporting capabilities <br>
of the HW.<br>
<br>
<a href="https://github.com/torvalds/linux/blob/v6.18/drivers/pci/pcie/dpc.c#L493" rel="noreferrer" target="_blank">https://github.com/torvalds/linux/blob/v6.18/drivers/pci/pcie/dpc.c#L493</a><br>
<br>
<br>
</blockquote></div>