linux-kernel - Re: [BUG] 2.6.23-rc5 kernel BUG at fs/nfs/nfs4xdr.c:945

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Message-ID: <46E586B1.5090601@linux.vnet.ibm.com>
Date:	Mon, 10 Sep 2007 23:32:25 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	"J. Bruce Fields" <bfields@...ldses.org>
CC:	linux-kernel@...r.kernel.org, neilb@...e.de,
	nfs@...ts.sourceforge.net, Trond Myklebust <trond@...app.com>
Subject: Re: [BUG] 2.6.23-rc5 kernel BUG at fs/nfs/nfs4xdr.c:945

J. Bruce Fields wrote:
> On Fri, Sep 07, 2007 at 03:32:32PM +0530, Kamalesh Babulal wrote:
>   
>> Sep  7 11:42:49 p55lp2 kernel: kernel BUG at fs/nfs/nfs4xdr.c:945!
>>     
>
> That's the first line of encode_lookup:
>
> 	static int encode_lookup(struct xdr_stream *xdr, const struct qstr *name)
> 	{
> 		int len = name->len;
> 		__be32 *p;
>
> 		RESERVE_SPACE(8 + len);
>
> So len is either very large, or it's just garbage.  Do you know if
> fsstress is trying to do something with a particularly long filename
> here?
>
> --b.
> -
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>   
Hi,

The fsstress creates random file names up to 1024 characters long.

Thanks & regards,
Kamalesh Babulal.
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