From: Jeremy Fitzhardinge <jeremy@goop.org>
To: "Christopher S. Aker" <caker@theshore.net>
Cc: Ian Campbell <Ian.Campbell@eu.citrix.com>,
xen devel <xen-devel@lists.xensource.com>
Subject: Re: 2.6.32.27 dom0 - BUG: unable to handle kernel paging request
Date: Mon, 14 Feb 2011 16:19:19 -0800 [thread overview]
Message-ID: <4D59C687.5030001@goop.org> (raw)
In-Reply-To: <4D59C039.2040300@theshore.net>
On 02/14/2011 03:52 PM, Christopher S. Aker wrote:
> On 1/31/11 5:25 PM, Jeremy Fitzhardinge wrote:
>> On 01/31/2011 01:07 PM, Christopher S. Aker wrote:
>>> Ian / Jeremy: Where do I go from here?
>>
>> It's also not impossible this bug is related to the "get_user_pages" bug
>> that has been discussed over the last few days. I need to think about
>> that too.
>
> How's that going? Any epiphanies? I've been trying to follow the
> list (and changesets) but wasn't sure if a potential fix snuck in or
> if there's something else I should be pressure cooking (an unrelated
> patch that may have the side effect of fixing my issue, for example).
No, I had a close look at it the other day and remained stumped. It
looks like the pgd is being freed while still in use, but I couldn't see
where that could happen unprotected from the lock. This is really
bugging me - there's something strange going on, which worries me.
J
next prev parent reply other threads:[~2011-02-15 0:19 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-30 22:57 2.6.32.27 dom0 - BUG: unable to handle kernel paging request Christopher S. Aker
2010-12-31 1:29 ` Jeremy Fitzhardinge
2010-12-31 17:19 ` Christopher S. Aker
2011-01-02 20:08 ` Christopher S. Aker
2011-01-04 9:16 ` Ian Campbell
2011-01-04 20:30 ` Christopher S. Aker
2011-01-04 20:34 ` Ian Campbell
2011-01-04 21:59 ` Christopher S. Aker
2011-01-09 18:07 ` Christopher S. Aker
2011-01-10 18:56 ` Konrad Rzeszutek Wilk
2011-01-10 21:49 ` John Weekes
2011-01-15 15:57 ` Christopher S. Aker
2011-01-31 21:07 ` Christopher S. Aker
2011-01-31 21:17 ` Konrad Rzeszutek Wilk
2011-01-31 22:19 ` Jeremy Fitzhardinge
2011-01-31 22:22 ` Jeremy Fitzhardinge
2011-01-31 22:25 ` Jeremy Fitzhardinge
2011-02-14 23:52 ` Christopher S. Aker
2011-02-15 0:19 ` Jeremy Fitzhardinge [this message]
2011-02-15 1:15 ` Christopher S. Aker
2011-01-13 14:43 ` Konrad Rzeszutek Wilk
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