From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Christian Kujau <lists@nerdbynature.de>, <linux-kernel@vger.kernel.org>
Cc: xen-devel@lists.xenproject.org, "Juergen Gross" <jgross@suse.com>,
"Roger Pau Monné" <roger.pau@citrix.com>
Subject: Re: 5.7.0 / BUG: kernel NULL pointer dereference / setup_cpu_watcher
Date: Fri, 5 Jun 2020 19:10:13 +0100 [thread overview]
Message-ID: <a467c2db-e72d-9a27-9fbd-9bcf8770de20@citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.22.395.2006050059530.13291@trent.utfs.org>
On 05/06/2020 09:36, Christian Kujau wrote:
> Hi,
>
> I'm running a small Xen PVH domain and upgrading from vanilla 5.6.0 to
> <snip>
>
> Note: that "Xen Platform PCI: unrecognised magic value" on the top appears
> in 5.6 kernels as well, but no ill effects so far.
>
> ---------------------------------------------------------------
> Xen Platform PCI: unrecognised magic value
PVH domains don't have the emulated platform device, so Linux will be
finding ~0 when it goes looking in config space.
The diagnostic should be skipped in that case, to avoid giving the false
impression that something is wrong.
~Andrew
next prev parent reply other threads:[~2020-06-05 18:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-05 8:36 5.7.0 / BUG: kernel NULL pointer dereference / setup_cpu_watcher Christian Kujau
2020-06-05 9:18 ` Jürgen Groß
2020-06-05 18:02 ` Christian Kujau
2020-06-05 18:10 ` Andrew Cooper [this message]
2020-06-05 22:21 ` Christian Kujau
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=a467c2db-e72d-9a27-9fbd-9bcf8770de20@citrix.com \
--to=andrew.cooper3@citrix.com \
--cc=jgross@suse.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lists@nerdbynature.de \
--cc=roger.pau@citrix.com \
--cc=xen-devel@lists.xenproject.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).