From: Willy Tarreau <w@1wt.eu>
To: Dave Jones <davej@redhat.com>, Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, torvalds@osdl.org
Subject: Re: memory corruptor in .18rc1-git
Date: Fri, 14 Jul 2006 06:12:54 +0200 [thread overview]
Message-ID: <20060714041254.GG2037@1wt.eu> (raw)
In-Reply-To: <20060713223029.GD3371@redhat.com>
On Thu, Jul 13, 2006 at 06:30:29PM -0400, Dave Jones wrote:
> On Thu, Jul 13, 2006 at 03:24:25PM -0700, Andrew Morton wrote:
>
> > > I've up'd the speed of the serial console, in the hope that more chars
> > > make it over the wire before reboot should this happen again.
> >
> > Are you using SMP? We have a known slab locking bug.
>
> Yes, dual EM64T's with HT.
>
> > There have been a couple of slab.c patches committed today, but neither of
> > them appear to actually fix the bug.
> >
> > The below should fix it, and testing this (disable lockdep) would be
> > useful.
>
> I can give it a shot, but as it takes a while for this to manifest, I may
> not be able to say for certain whether it fixes it or not.
Then you might consider slightly changing the debug messages, because they
are identical in list_add and list_del. Having a way to differenciate
between the two functions might give one more indication.
> Dave
Willy
next prev parent reply other threads:[~2006-07-14 4:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-13 22:13 memory corruptor in .18rc1-git Dave Jones
2006-07-13 22:24 ` Andrew Morton
2006-07-13 22:30 ` Dave Jones
2006-07-14 4:12 ` Willy Tarreau [this message]
2006-07-14 4:20 ` Dave Jones
2006-07-14 4:25 ` Willy Tarreau
2006-07-14 4:31 ` Dave Jones
-- strict thread matches above, loose matches on Subject: below --
2006-07-15 19:54 Chuck Ebbert
2006-07-15 20:04 ` Dave Jones
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