linux-kernel - Re: [37/50] Fix inet

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Message-ID: <46F88881.1070908@trash.net>
Date:	Tue, 25 Sep 2007 06:03:13 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Dan Merillat <dan.merillat@...il.com>
CC:	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org,
	stable@...nel.org, Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	Theodore Ts'o <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Michael Krufky <mkrufky@...uxtv.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	Domenico Andreoli <cavokz@...il.com>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, bunk@...sta.de,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [37/50] Fix inet_diag OOPS.

Dan Merillat wrote:
> On 9/24/07, Greg KH <gregkh@...e.de> wrote:
> 
>>netlink_run_queue() doesn't handle multiple processes processing the
>>queue concurrently. Serialize queue processing in inet_diag to fix
>>a oops in netlink_rcv_skb caused by netlink_run_queue passing a
>>NULL for the skb.
> 
> 
> I just got this one on 2.6.23-RC1, looks the same to me but posting
> the oops anyway to doublecheck.
> 
> [1015205.245269] RIP: 0010:[<ffffffff804eb6a5>]  [<ffffffff804eb6a5>] netlink_run_queue+0xb2/0x104
> ...
> [1015205.245315] Call Trace:
> [1015205.245323]  [<ffffffff8819a024>] :inet_diag:inet_diag_rcv+0x24/0x2f


Yes, this is the same oops. Its fixed in the current -rc.
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