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From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
To: Jerry Snitselaar <jsnitsel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
Subject: Re: source-id verification failures
Date: Thu, 4 Oct 2018 11:07:53 +0200	[thread overview]
Message-ID: <20181004090753.GC3630@8bytes.org> (raw)
In-Reply-To: <20181002172529.fjapu46h5y57m3f7@cantor>

Hi Jerry,

thanks for the report.

On Tue, Oct 02, 2018 at 10:25:29AM -0700, Jerry Snitselaar wrote:
> I've been trying to track down a problem where an hp dl380 gen8 with a Cavium QLogic BR-1860 Fabric Adapter
> is getting source-id verification failures when running dhclient against that interface. This started showing
> up when I backported the iova deferred flushing patches. So far this has only been seen on this one system,
> but I'm trying to understand why it appears with the new deferred flushing code. I also see it with both 4.18.10,
> and 4.19.0-rc6 kernels.
> 
> [35645.282021] bna 0000:24:00.1 ens5f1: link down
> [35645.298396] bna 0000:24:00.0 ens5f0: link down
> [35650.313210] DMAR: DRHD: handling fault status reg 2
> [35650.332477] DMAR: [INTR-REMAP] Request device [24:00.0] fault index 14 [fault reason 38] Blocked an interrupt request due to source-id verification failure
> [35655.137667] bna 0000:24:00.0 ens5f0: link up
> [35657.532454] bna 0000:24:00.1 ens5f1: link up
> [35664.281563] bna 0000:24:00.1 ens5f1: link down
> [35664.298103] bna 0000:24:00.0 ens5f0: link down
> [35669.313568] DMAR: DRHD: handling fault status reg 102
> [35669.333198] DMAR: [INTR-REMAP] Request device [24:00.0] fault index 14 [fault reason 38] Blocked an interrupt request due to source-id verification failure
> [35674.081212] bna 0000:24:00.0 ens5f0: link up
> [35674.981280] bna 0000:24:00.1 ens5f1: link up
> 
> 
> Any ideas?

No, not yet. Can you please post the output of lscpi -vvv?

Jacob, can you or someone from your team please also have a look into
this problem report?

Thanks,

	Joerg

  reply	other threads:[~2018-10-04  9:07 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-02 17:25 source-id verification failures Jerry Snitselaar
2018-10-04  9:07 ` Joerg Roedel [this message]
     [not found]   ` <20181004090753.GC3630-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2018-10-04 20:57     ` Jerry Snitselaar
2018-10-04 22:07       ` Jacob Pan
2018-10-05 23:54         ` Raj, Ashok
     [not found]           ` <20181005235428.GB19502-7RUrO8UaCDyr4tA6zuQqW9h3ngVCH38I@public.gmane.org>
2018-10-08 16:25             ` Jerry Snitselaar
2018-10-05 18:43       ` Jacob Pan
2018-10-11 19:09         ` Jerry Snitselaar
2018-10-15 18:15           ` Jacob Pan

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