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Date: Mon, 26 Jan 2009 17:40:08 -0800 From: "Brandeburg, Jesse" <jesse.brandeburg@...el.com> To: Herbert Xu <herbert@...dor.apana.org.au>, David Miller <davem@...emloft.net> CC: "michaelc@...wisc.edu" <michaelc@...wisc.edu>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "tgraf@...g.ch" <tgraf@...g.ch>, "kkeil@...e.de" <kkeil@...e.de> Subject: RE: [PANIC] lro + iscsi or lro + skb text search causes panic Herbert Xu wrote: > On Sun, Jan 25, 2009 at 09:32:22PM -0800, David Miller wrote: >> From: Mike Christie <michaelc@...wisc.edu> >> Date: Thu, 22 Jan 2009 18:04:11 -0600 >> >>> With the patch running against linus's git tree, my box locks >>> up. You cannot ping it. I do not get a oops or anything in the logs, >>> and the keyboard does not respond. I will try to get some oops >>> output and more info. >> >> Herbert, any idea offhand? > > Yeah, I missed an offset update in there :) Here's a better version. > > net: Fix frag_list handling in skb_seq_read > > The frag_list handling was broken in skb_seq_read: > > 1) We didn't add the stepped offset when looking at the head > are of fragments other than the first. > > 2) We didn't take the stepped offset away when setting the data > pointer in the head area. > > 3) The frag index wasn't reset. > > This patch fixes both issues. 1-3 (both, :-)) doesn't seem to work here, I applied this and still got a panic when doing a quick test before I went home today. I can get panic trace from netconsole tomorrow.-- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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