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From: "Bruce Rogers" <BROGERS@novell.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] bug reading word straddling page boundary
Date: Fri, 05 Sep 2008 10:46:46 -0600	[thread overview]
Message-ID: <48C10E15.092E.0048.1@novell.com> (raw)
In-Reply-To: <48C111C6.10902@suse.de>

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Kevin,
Thanks for helping look into this.  I am getting different behavior than you.
I am reproducing the bug with pure qemu as well as kvm-qemu, w/out kvm kernel modules.
With the kvm kernel modules loaded the bug is not reproducible.
 
This last test to verify the behavior was on OpenSuSE 11.1 alpha2, i386, non-pae.
- Bruce

>>> Kevin Wolf <kwolf@suse.de> 9/5/2008 5:02 AM >>>
Hi Bruce,

have you tried pure qemu? I can reproduce this on the qemu from my
installed KVM (which is kvm-70), but not on pure qemu. I used both SVN
HEAD and SVN Rev 5008 for the test and they both worked. The latter
should be older than the kvm-73 release, so this seems to be introduced
by KVM (or they were lucky enough to pull a bad version in between).

The "only" bad thing I noticed during my test is that the i386 userspace
emulator immediately segfaults...

Kevin



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      reply	other threads:[~2008-09-05 16:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-04 16:34 [Qemu-devel] bug reading word straddling page boundary Bruce Rogers
2008-09-04 19:19 ` Alexander Graf
2008-09-05 11:02 ` Kevin Wolf
2008-09-05 16:46   ` Bruce Rogers [this message]

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