qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Peter Maydell <peter.maydell@linaro.org>
To: Auger Eric <eric.auger@redhat.com>
Cc: qemu list <qemu-devel@nongnu.org>, qemu-arm <qemu-arm@nongnu.org>,
	Peter Xu <peterx@redhat.com>, Eric Blake <eblake@redhat.com>
Subject: Re: [Qemu-devel] Regression on KVM qemu-system-aarch64 since "monitor: enable IO thread for (qmp & !mux) typed"
Date: Fri, 23 Mar 2018 10:26:28 +0000	[thread overview]
Message-ID: <CAFEAcA9dHPLj6aF=JsS8dXaDWf_ONQ_A+SD1xXQO7DdsWK3yAw@mail.gmail.com> (raw)
In-Reply-To: <d29ae6aa-5758-277b-b754-4e6fe7666e6b@redhat.com>

On 23 March 2018 at 10:24, Auger Eric <eric.auger@redhat.com> wrote:
> Hi,
>
> I observe a regression on KVM accelerated qemu-system-aarch64:
>
> Unexpected error in kvm_device_access() at
> /home/augere/UPSTREAM/qemu/accel/kvm/kvm-all.c:2164:
> 2018-03-23T09:59:59.629439Z qemu-system-aarch64: KVM_GET_DEVICE_ATTR
> failed: Group 6 attr 0x000000000000c664: Device or resource busy
> 2018-03-23 10:00:00.085+0000: shutting down, reason=crashed

Can you get a backtrace for this? (I guess you'd need to fiddle
with the kvm_device_access() code to make it assert rather
than passing back the error).

thanks
-- PMM

  reply	other threads:[~2018-03-23 10:26 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-23 10:24 [Qemu-devel] Regression on KVM qemu-system-aarch64 since "monitor: enable IO thread for (qmp & !mux) typed" Auger Eric
2018-03-23 10:26 ` Peter Maydell [this message]
2018-03-23 12:01   ` Auger Eric
2018-03-23 12:11     ` Peter Maydell
2018-03-23 12:15       ` Christian Borntraeger
2018-03-23 12:19       ` Daniel P. Berrangé
2018-03-23 12:36       ` Auger Eric
2018-03-23 12:57         ` Peter Xu
2018-03-28  2:03         ` Peter Xu
2018-03-28  6:49           ` Auger Eric
2018-03-28  7:21             ` Peter Xu
2018-03-28  8:04               ` Auger Eric
2018-03-23 12:19     ` Peter Xu
2018-03-23 12:47       ` Auger Eric

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='CAFEAcA9dHPLj6aF=JsS8dXaDWf_ONQ_A+SD1xXQO7DdsWK3yAw@mail.gmail.com' \
    --to=peter.maydell@linaro.org \
    --cc=eblake@redhat.com \
    --cc=eric.auger@redhat.com \
    --cc=peterx@redhat.com \
    --cc=qemu-arm@nongnu.org \
    --cc=qemu-devel@nongnu.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).