From: "P. Christeas" <p_christ@hol.gr>
To: Al Viro <viro@ftp.linux.org.uk>
Cc: Andrew Morton <akpm@osdl.org>,
hch@lst.de, linux-kernel@vger.kernel.org, raven@themaw.net
Subject: Re: Regression in Autofs, 2.6.15-git
Date: Sat, 14 Jan 2006 16:05:09 +0200 [thread overview]
Message-ID: <200601141605.12355.p_christ@hol.gr> (raw)
In-Reply-To: <20060114140122.GK27946@ftp.linux.org.uk>
On Saturday 14 January 2006 4:01 pm, Al Viro wrote:
> On Sat, Jan 14, 2006 at 05:17:37AM -0800, Andrew Morton wrote:
> > You oopsed accessing 0x00000030, and offsetof(super_block, s_flags) is
> > 0x30. So autofs4 has passed in a dentry which has a NULL
> > dentry->d_inode->i_sb and the new code didn't expect that.
>
> It's not just new code... inode->i_sb should _never_ be NULL, period.
> We set it immediately after memory had been allocated by alloc_inode()
> and never modify afterwards, let alone reset to NULL.
Andrew's fix didn't work, so I'm seeking it further..
next prev parent reply other threads:[~2006-01-14 14:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-14 0:17 Regression in Autofs, 2.6.15-git P. Christeas
2006-01-14 11:34 ` Andrew Morton
2006-01-14 11:50 ` P. Christeas
2006-01-14 11:54 ` Andrew Morton
2006-01-14 12:56 ` P. Christeas
2006-01-14 13:17 ` Andrew Morton
2006-01-14 14:01 ` Al Viro
2006-01-14 14:05 ` P. Christeas [this message]
2006-01-14 14:28 ` Ian Kent
2006-01-14 15:11 ` P. Christeas
2006-01-14 15:25 ` P. Christeas
2006-01-14 17:06 ` Ian Kent
2006-01-14 17:54 ` P. Christeas
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