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From: Bjorn Helgaas <helgaas@kernel.org>
To: David Henningsson <david.henningsson@canonical.com>
Cc: linux-pci@vger.kernel.org, bhelgaas@google.com
Subject: Re: Dmesg filled with "AER: Corrected error received"
Date: Tue, 22 Dec 2015 15:57:58 -0600	[thread overview]
Message-ID: <20151222215758.GA17235@localhost> (raw)
In-Reply-To: <5673E049.2010704@canonical.com>

Hi David,

On Fri, Dec 18, 2015 at 11:30:33AM +0100, David Henningsson wrote:
> Hi Linux PCI maintainers,
> 
> My dmesg gets filled with a few lines repeated over and over again:
> 
> pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
> pcieport 0000:00:1c.0: can't find device of ID00e0
> pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
> pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected,
> type=Physical Layer, id=00e0(Receiver ID)
> pcieport 0000:00:1c.0:   device [8086:9d14] error
> status/mask=00000001/00002000
> pcieport 0000:00:1c.0:    [ 0] Receiver Error
> 
> This happens 10-30 times per second (!), so dmesg fills up quickly.
> The bug is present in both vanilla and Ubuntu kernels.
> 
> I'm happy to try to help by providing more info as requested, and
> I'm also able to build kernels to test patches (although that might
> take some time, especially during the upcoming holidays).
> 
> Computer: Dell Inspiron 13-7359
> Kernel version: Linux version 4.4.0-040400rc5-generic (kernel@gloin)
> (gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ) #201512140221
> SMP Mon Dec 14 02:23:36 UTC 2015
> CPU: Skylake i3-6100U
> Lspci: attached
> Dmesg: I'm attaching an extract from kern.log which shows the most
> recent boot and a few seconds thereafter.
> Downstream bug report:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1521173

Thanks a lot for the report and logs.  Do you happen to know whether this
is a regression, and if so, when it first appeared?

Bjorn

  reply	other threads:[~2015-12-22 21:58 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-18 10:30 Dmesg filled with "AER: Corrected error received" David Henningsson
2015-12-22 21:57 ` Bjorn Helgaas [this message]
2015-12-23  8:06   ` David Henningsson
2015-12-29 15:58 ` Bjorn Helgaas
2015-12-30 12:52   ` David Henningsson
2016-01-15 23:21   ` Bjorn Helgaas

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