From: Carsten Otte <cotte@freenet.de>
To: Andrew Morton <akpm@osdl.org>, "Stephen C. Tweedie" <sct@redhat.com>
Cc: torvalds@osdl.org, linux-fsdevel@vger.kernel.org,
schwidefsky@de.ibm.com, cotte@de.ibm.com, sct@redhat.com
Subject: Re: [PATCH] ext3 [linux-2.6.2.]: accessing already freed inodes when under memory pressure
Date: Thu, 19 Feb 2004 21:28:06 +0100 [thread overview]
Message-ID: <200402192128.12923.cotte@freenet.de> (raw)
In-Reply-To: <20040219104905.7d87f351.akpm@osdl.org>
Am Donnerstag 19 Februar 2004 19:49 schrieb Andrew Morton:
> There are a lot of places where we don't actually hold inode->i_sem while
> diddling inode->i_nlink: ext3_unlink, ext3_rename, others.
>
> hmm, I wonder if that could be it? If the inode is hardlinked into a
> different directory then the parent dir's i_sem gives us no i_nlink
> protection.
>
> Carsten, are you aware of a particular workload which triggers this?
So far not, all I know is the symptom and a probable cause may be the
sys_unlink path. I will try to dig that direction with another debugging
patch tomorrow.
next prev parent reply other threads:[~2004-02-19 20:24 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-02-19 12:21 [PATCH] ext3 [linux-2.6.2.]: accessing already freed inodes when under memory pressure Carsten Otte
2004-02-19 16:53 ` Linus Torvalds
2004-02-19 17:39 ` Stephen C. Tweedie
2004-02-19 18:49 ` Andrew Morton
2004-02-19 20:28 ` Carsten Otte [this message]
2004-02-19 20:26 ` viro
2004-02-19 20:35 ` Carsten Otte
2004-02-19 20:14 ` Carsten Otte
2004-02-20 3:41 ` Andrew Morton
2004-02-19 20:19 ` Carsten Otte
[not found] ` <20040220164325.659c4e45.akpm@osdl.org>
[not found] ` <200402241338.57855.cotte@freenet.de>
2004-02-24 22:55 ` Andrew Morton
-- strict thread matches above, loose matches on Subject: below --
2004-02-19 18:00 Martin Schwidefsky
2004-03-29 19:07 Martin Schwidefsky
2004-03-29 20:11 ` Linus Torvalds
2004-03-29 20:29 ` Dave Kleikamp
2004-03-30 11:57 Martin Schwidefsky
2004-03-30 13:39 ` David Woodhouse
2004-03-30 14:16 ` Matthew Wilcox
2004-03-30 15:51 ` Linus Torvalds
2004-04-02 16:12 ` viro
2004-04-02 18:01 ` viro
2004-04-02 18:52 ` Linus Torvalds
2004-04-02 19:02 ` Linus Torvalds
2004-04-02 19:10 ` viro
2004-04-02 19:07 ` viro
2004-04-02 20:23 ` viro
2004-04-02 22:40 ` Trond Myklebust
2004-04-02 23:06 ` viro
2004-04-02 23:23 ` Trond Myklebust
2004-04-03 0:53 ` Neil Brown
2004-04-02 23:19 ` Trond Myklebust
2004-04-02 19:17 ` Jamie Lokier
2004-04-02 19:25 ` viro
2004-04-02 19:32 ` Linus Torvalds
2004-04-02 19:37 ` viro
2004-04-02 19:45 ` Linus Torvalds
2004-04-02 20:08 ` viro
2004-04-02 20:40 ` Jamie Lokier
2004-04-02 20:59 ` Christoph Hellwig
2004-04-02 21:09 ` viro
2004-04-02 23:42 ` Jamie Lokier
2004-04-02 21:08 ` viro
2004-04-03 0:39 ` Jamie Lokier
2004-04-05 14:07 ` Stephen C. Tweedie
2004-03-30 15:07 ` Linus Torvalds
2004-04-02 16:14 ` viro
2004-03-30 15:13 Martin Schwidefsky
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