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From: Jens Axboe <qemu@kernel.dk>
To: qemu-devel@nongnu.org
Cc: Andre Pech <andre.pech@gmail.com>
Subject: Re: [Qemu-devel] kqemu version 1.3.0pre5
Date: Tue, 28 Mar 2006 20:40:44 +0200	[thread overview]
Message-ID: <20060328184037.GJ8186@suse.de> (raw)
In-Reply-To: <c1bf1cf0603281019i66c3acc7k98f8f805b617b5a5@mail.gmail.com>

On Tue, Mar 28 2006, Ed Swierk wrote:
> I'm still getting a kernel panic running a Linux guest kernel with
> -kernel-qemu. I'm using kqemu-1.3.0pre5 and
> qemu-snapshot-2006-03-27_23.
> 
> The guest kernel is a precompiled Fedora Core 4 kernel, version
> 2.6.14-1.1656_FC4. It works fine with kqemu in non-kernel-kqemu mode.
> 
> Any hints for how to track this problem down?

[snip]

> monitor/mwait feature present.
> using mwait in idle threads.

[snip]

> invalid operand: 0000 [#1]
> Modules linked in:
> CPU:    0
> EIP:    0060:[<c0101147>]    Not tainted VLI
> EFLAGS: 00010246   (2.6.14-1.1656_FC4)
> EIP is at mwait_idle+0x2f/0x41

I don't think qemu supports PNI, which includes the monitor/mwait
additions. I wonder why Linux detects that. You can probably get around
it for now by either passing idle=poll as a boot parameter, or compile
your kernel for plain i586 for instance.

-- 
Jens Axboe

  parent reply	other threads:[~2006-03-28 18:40 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-27 21:30 [Qemu-devel] kqemu version 1.3.0pre5 Fabrice Bellard
2006-03-28  6:21 ` Pascal Terjan
2006-03-28  8:26 ` Brad Campbell
2006-03-28 16:00   ` sofar
2006-03-28 11:34 ` Kazu
2006-03-28 11:50   ` Brad Campbell
2006-03-28 12:04     ` Marco Matthies
2006-03-28 12:27       ` andrzej zaborowski
2006-03-28 12:33         ` Paul Brook
2006-03-28 12:54           ` Bruno Abinader
2006-03-28 12:57           ` Brad Campbell
2006-03-28 12:59         ` Jernej Simončič
2006-03-28 15:40     ` Kazu
2006-03-28 18:19 ` Ed Swierk
2006-03-28 18:39   ` Brad Campbell
2006-03-28 18:40   ` Jens Axboe [this message]
2006-03-28 19:38     ` Ed Swierk
2006-03-28 21:12       ` Fabrice Bellard
2006-03-29 15:38         ` [Qemu-devel][PATCH] add PNI user instructions Joachim Henke
2006-03-31  7:23 ` [Qemu-devel] kqemu version 1.3.0pre5 Christian MICHON
2006-03-31  7:42   ` denis.scheidt
2006-04-05 19:25 ` [Qemu-devel] qemu-0.8.0 and vde-1.5.9 question Ishwar Rattan
2006-04-05 20:15   ` Bakul Shah
2006-04-09 16:45   ` Jim C. Brown

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