From: Dave Jones <davej@redhat.com>
To: Jesper Juhl <jesper.juhl@gmail.com>
Cc: Jens Axboe <axboe@suse.de>, Linus Torvalds <torvalds@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>,
markhe@nextd.demon.co.uk, Andrea Arcangeli <andrea@suse.de>,
Mike Christie <michaelc@cs.wisc.edu>,
James Bottomley <James.Bottomley@steeleye.com>
Subject: Re: Slab corruption in 2.6.16-rc5-mm2
Date: Mon, 6 Mar 2006 16:55:15 -0500 [thread overview]
Message-ID: <20060306215515.GE11565@redhat.com> (raw)
In-Reply-To: <9a8748490603061341l50febef9o3cb480bdbdcf925f@mail.gmail.com>
On Mon, Mar 06, 2006 at 10:41:07PM +0100, Jesper Juhl wrote:
> CONFIG_DEBUG_SLAB
> CONFIG_PAGE_OWNER
> CONFIG_DEBUG_VM
> CONFIG_DEBUG_PAGEALLOC
>
> The resulting kernel boots and runs just fine (no Oops) and leaves
> nothing in dmesg.
> So, without the debugging options it appears to the user that
> everything is OK - nasty.
DEBUG_PAGEALLOC in particular is *fantastic* at making bugs hide.
I've lost many an hour trying to pin bugs down due to that.
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2006-03-06 21:55 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-06 0:17 Slab corruption in 2.6.16-rc5-mm2 Jesper Juhl
2006-03-06 18:25 ` Linus Torvalds
2006-03-06 18:43 ` Jesper Juhl
2006-03-06 19:32 ` Linus Torvalds
2006-03-06 19:51 ` Jesper Juhl
2006-03-06 19:58 ` Jesper Juhl
2006-03-06 20:06 ` Linus Torvalds
2006-03-06 20:24 ` Jesper Juhl
2006-03-06 20:30 ` Jens Axboe
2006-03-06 20:33 ` Jens Axboe
2006-03-06 21:14 ` Jesper Juhl
2006-03-06 21:41 ` Jesper Juhl
2006-03-06 21:55 ` Dave Jones [this message]
2006-03-06 21:57 ` Jesper Juhl
2006-03-09 15:50 ` Martin J. Bligh
2006-03-09 15:54 ` Martin J. Bligh
2006-03-09 15:54 ` Benjamin LaHaise
2006-03-09 16:04 ` Martin J. Bligh
2006-03-09 16:08 ` Linus Torvalds
2006-03-09 16:41 ` Dave Jones
2006-03-06 20:36 ` Jesper Juhl
2006-03-06 20:53 ` Jesper Juhl
2006-03-06 20:56 ` Jesper Juhl
2006-03-06 21:07 ` Linus Torvalds
2006-03-06 21:16 ` Jesper Juhl
2006-03-06 21:54 ` Jesper Juhl
2006-03-06 22:05 ` Andrew Morton
2006-03-06 22:08 ` Jesper Juhl
2006-03-06 22:27 ` Jesper Juhl
2006-03-06 22:17 ` Linus Torvalds
2006-03-06 22:34 ` Linus Torvalds
2006-03-06 22:52 ` Jesper Juhl
2006-03-06 22:54 ` Linus Torvalds
2006-03-06 23:01 ` Jesper Juhl
2006-03-06 23:06 ` Andrew Morton
2006-03-06 23:24 ` Jesper Juhl
2006-03-07 0:17 ` Linus Torvalds
2006-03-07 0:25 ` Jesper Juhl
2006-03-07 3:15 ` Mike Christie
2006-03-07 3:20 ` Linus Torvalds
2006-03-07 18:01 ` James Bottomley
2006-03-07 19:40 ` Jesper Juhl
2006-03-07 8:47 ` [PATCH] slab: fix offslab_limit in calculate_slab_order (Was: Slab corruption in 2.6.16-rc5-mm2) Pekka J Enberg
2006-03-07 17:12 ` Linus Torvalds
2006-03-07 19:21 ` Pekka Enberg
2006-03-07 19:28 ` Slab corruption in 2.6.16-rc5-mm2 Bill Davidsen
2006-03-06 22:44 ` Jesper Juhl
2006-03-06 18:48 ` Mike Christie
2006-03-06 18:49 ` Mike Christie
-- strict thread matches above, loose matches on Subject: below --
2006-03-08 6:25 Chuck Ebbert
2006-03-08 8:32 ` Nick Piggin
2006-03-08 8:46 ` Andrew Morton
2006-03-08 9:02 ` Nick Piggin
2006-03-08 9:12 ` Andrew Morton
2006-03-08 9:23 ` Nick Piggin
2006-03-08 14:35 ` Lee Schermerhorn
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