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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Bastian Blank <waldi@debian.org>,
	linux-kernel@vger.kernel.org, xen-devel@lists.xensource.com,
	544145@bugs.debian.org, Keir Fraser <keir.fraser@eu.citrix.com>
Subject: Re: 32bit binaries on x86_64/Xen segfaults in syscall-vdso
Date: Thu, 03 Sep 2009 15:06:32 -0700	[thread overview]
Message-ID: <4AA03DE8.40706@goop.org> (raw)
In-Reply-To: <20090903220252.GA19309@wavehammer.waldi.eu.org>

On 09/03/09 15:02, Bastian Blank wrote:
> AFAIK only AMD support the syscall instruction, so yes it is an AMD
> machine. And yes, disabling the only thing that make the glibc call this
> instruction works around it.
>   

The bug actually appears to be in xen_sysret32, ie the crash happens on
the way out of the kernel.

    J

  reply	other threads:[~2009-09-03 22:06 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-30 18:16 Bastian Blank
2009-09-03 20:51 ` Jeremy Fitzhardinge
2009-09-03 22:02   ` Bastian Blank
2009-09-03 22:06     ` Jeremy Fitzhardinge [this message]
2009-09-03 22:36       ` Bastian Blank
2009-09-04 16:07         ` Jeremy Fitzhardinge
2009-09-04 16:20           ` Bastian Blank
2009-09-04 16:56             ` Jeremy Fitzhardinge
2009-09-04 17:46           ` Bastian Blank
2009-09-04 18:19             ` Bastian Blank

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