linux-kernel - Re: [RFC PATCH ext3/ext4] orphan list corruption due bad inode

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Message-ID: <20070605035232.GC5181@schatzie.adilger.int>
Date:	Mon, 4 Jun 2007 21:52:32 -0600
From:	Andreas Dilger <adilger@...sterfs.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Vasily Averin <vvs@...ru>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	devel@...nvz.org, linux-ext4@...r.kernel.org,
	Stephen Tweedie <sct@...hat.com>
Subject: Re: [RFC PATCH ext3/ext4] orphan list corruption due bad inode

On Jun 04, 2007  19:03 -0700, Andrew Morton wrote:
> What caused those inodes to be bad, anyway?  Memory allocation failures?

This can happen if e.g. NFS has a stale file handle - it will look up
the inode by inum, but ext3_read_inode() will create a bad inode due to
i_nlink = 0.

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

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