From: Jay Cliburn <jacliburn@bellsouth.net>
To: Jarek Poplawski <jarkao2@gmail.com>
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Chris Snook <csnook@redhat.com>
Subject: Re: Need help debugging memory corruption
Date: Sun, 4 May 2008 14:55:29 -0500 [thread overview]
Message-ID: <20080504145529.2eac672e@osprey.hogchain.net> (raw)
In-Reply-To: <481DCE4C.9070805@gmail.com>
On Sun, 04 May 2008 16:55:08 +0200
Jarek Poplawski <jarkao2@gmail.com> wrote:
> Jarek Poplawski wrote, On 05/04/2008 04:24 PM:
> ...
>
> > I'm definitely with less experience, so I wonder why it can't be
> > a simple race between atl1_clean_rx_ring() and something (maybe even
> > pending atl1_intr_rx()) on the other cpu writing skb while kfreeing?
>
>
> Hmm... atl1_intr_rx() looks impossible, so atl1_alloc_rx_buffers()?
I booted with nosmp and the bug is *much* harder to hit, but I still
hit it once out of about 10 tries. Does the fact that I hit it once
using nosmp disprove the race theory?
next prev parent reply other threads:[~2008-05-04 19:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-05-03 18:09 Need help debugging memory corruption Jay Cliburn
2008-05-04 14:24 ` Jarek Poplawski
2008-05-04 14:55 ` Jarek Poplawski
2008-05-04 19:55 ` Jay Cliburn [this message]
2008-05-05 7:27 ` Jarek Poplawski
2008-05-05 7:50 ` Jarek Poplawski
2008-05-04 15:02 ` Bart Van Assche
2008-05-04 19:52 ` Jay Cliburn
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