All of lore.kernel.org
 help / color / mirror / Atom feed
From: Paolo Bonzini <pbonzini@redhat.com>
To: "Jason S. Wagner" <jasonswagner@gmail.com>,
	kvm@vger.kernel.org,
	Thomas Sattler <sattler@med.uni-frankfurt.de>
Subject: Re: Linux 3.13: BUG: soft lockup - CPU#1 stuck for 22s! [qemu-kvm:2653]
Date: Wed, 12 Mar 2014 15:08:32 +0100	[thread overview]
Message-ID: <53206A60.4020900@redhat.com> (raw)
In-Reply-To: <1394568102.2849.1@smtp.gmail.com>

Il 11/03/2014 21:01, Jason S. Wagner ha scritto:
> Hi all,
>
> Over the weekend, Linux 3.13.6 was installed on my machine. When I
> started gnome-boxes on Monday morning, my VM halted during boot. Only a
> portion of the VESA BIOS init output was displayed on-screen before the
> halt. Backtraces occasionally appeared in dmesg
> (http://pastebin.com/uUiNLmJ6). Some other programs were prevented from
> performing some tasks while the VM was running.
>
> While investigating, I was directed to an earlier KVM bug report
> (https://lkml.org/lkml/2014/2/11/487). I downgraded to Linux 3.12.9 and
> rebooted, and now my VM is starting. Unfortunately, I'm very new to
> Linux, so I'm not sure what the next steps would be.

Yeah, it's quite likely this is the issue you're facing.

And the author of the report at 
http://www.spinics.net/lists/kvm/msg100196.html also told me privately 
that 64-bit kernel made it go away, so it's also likely to be the same 
thing.  Thomas, do you also see a "soft lockup" message?

Paolo

  reply	other threads:[~2014-03-12 14:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1394567978.2849.0@smtp.gmail.com>
2014-03-11 20:01 ` Linux 3.13: BUG: soft lockup - CPU#1 stuck for 22s! [qemu-kvm:2653] Jason S. Wagner
2014-03-12 14:08   ` Paolo Bonzini [this message]
2014-03-12 19:38     ` Jason S. Wagner
2014-04-14  8:06       ` Jason S. Wagner

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=53206A60.4020900@redhat.com \
    --to=pbonzini@redhat.com \
    --cc=jasonswagner@gmail.com \
    --cc=kvm@vger.kernel.org \
    --cc=sattler@med.uni-frankfurt.de \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.