From: Nick Piggin <nickpiggin@yahoo.com.au>
To: David Greaves <david@dgreaves.com>
Cc: "'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>,
linux-xfs@oss.sgi.com
Subject: Re: Bad page state in process 'nfsd' with xfs
Date: Sun, 30 Apr 2006 12:06:09 +1000 [thread overview]
Message-ID: <44541B91.3060104@yahoo.com.au> (raw)
In-Reply-To: <4452797F.70700@dgreaves.com>
David Greaves wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> This was with 2.6.16.9
>
> There's an nfs export from an xfs on an lvm on a raid5 on some
> libata/sata disks.
> (cc'ing xfs since I recall rumoured(?) badness in old nfs/xfs/md/lvm
> setups and xfs_sendfile is mentioned)
>
> dmesg had:
>
> Bad page state in process 'nfsd'
> page:b1602060 flags:0x80000008 mapping:00000000 mapcount:0 count:16777216
> Trying to fix it up, but a reboot is needed
> Backtrace:
> [<b013bda2>] bad_page+0x62/0x90
> [<b013c1c8>] prep_new_page+0x78/0x80
Looks like you have a bit flipped in 'count', which was not flipped
when the page was last freed. Probably buggy RAM.
Running memtest overnight might confirm that.
--
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com
next prev parent reply other threads:[~2006-04-30 2:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-28 20:22 Bad page state in process 'nfsd' with xfs David Greaves
2006-04-30 2:06 ` Nick Piggin [this message]
2006-04-30 22:04 ` Nathan Scott
2006-05-01 9:41 ` David Greaves
2006-05-01 15:21 ` Chris Wedgwood
-- strict thread matches above, loose matches on Subject: below --
2006-04-30 15:19 Zoltan Boszormenyi
2006-05-01 0:24 ` Nathan Scott
2006-05-01 8:07 ` Zoltan Boszormenyi
2006-05-01 21:33 ` Nathan Scott
2006-05-01 22:08 ` Zoltan Boszormenyi
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