From: Dave Jones <davej@redhat.com>
To: Chris Mason <mason@suse.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.16rc1-git4 slab corruption.
Date: Tue, 31 Jan 2006 17:15:42 -0500 [thread overview]
Message-ID: <20060131221542.GC29937@redhat.com> (raw)
In-Reply-To: <200601311408.35771.mason@suse.com>
On Tue, Jan 31, 2006 at 02:08:35PM -0500, Chris Mason wrote:
> On Tuesday 31 January 2006 13:03, Dave Jones wrote:
> > Redzone: 0x5a2cf071/0x5a2cf071.
> > Last user: [<ffffffff80181cc0>](free_buffer_head+0x2a/0x43)
>
> Haven't seen this one yet, but we have an assortment of strange bugs on
> 2.6.16-rc1-git. What were you doing to trigger it?
Running fetchmail/procmail/spamassassin to pick up ~1000 mails.
> I've been trying to hammer on things with the slab exerciser below, but haven't had much luck in getting a nice reliable test case.
Manfred had a nice 'check all slabs before they're freed' patch, which might
be worth resurrecting for some tests. It may be that we're corrupting rarely
free'd slabs, making them hard to hit.
Dave
next prev parent reply other threads:[~2006-01-31 22:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-31 18:03 2.6.16rc1-git4 slab corruption Dave Jones
2006-01-31 19:08 ` Chris Mason
2006-01-31 22:15 ` Dave Jones [this message]
2006-02-01 7:27 ` Pekka Enberg
2006-02-01 16:09 ` Dave Jones
2006-02-01 16:27 ` Pekka Enberg
2006-02-01 16:29 ` Pekka Enberg
2006-02-01 16:38 ` Dave Jones
2006-02-01 17:09 ` Pekka Enberg
2006-02-02 5:07 ` Dave Jones
2006-02-02 7:11 ` Pekka Enberg
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