From mboxrd@z Thu Jan 1 00:00:00 1970 From: Athanasius Subject: Re: [Bugme-new] [Bug 8961] New: BUG triggered by oidentd in netlink code Date: Fri, 31 Aug 2007 13:38:25 +0100 Message-ID: <20070831123825.GW22067@miggy.org> References: <20070830180842.7c8414fe.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="eMP3JyRexyk9c0Bv" Cc: Andrew Morton , netdev@vger.kernel.org, bugme-daemon@bugzilla.kernel.org, link@miggy.org To: Patrick McHardy , linux-kernel Return-path: Received: from fysh.org ([83.170.75.51]:34650 "EHLO bowl.fysh.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965045AbXHaNdW (ORCPT ); Fri, 31 Aug 2007 09:33:22 -0400 Content-Disposition: inline In-Reply-To: Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org --eMP3JyRexyk9c0Bv Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 31, 2007 at 01:05:04PM +0200, Patrick McHardy wrote: > Seems to be a bug introduced by the netlink_run_queue conversion, > since there is no locking and netlink_run_queue doesn't check > for NULL results from skb_dequeue, it might pass NULL to > netlink_rcv_skb, which crashes. >=20 > Does this patch help? I'll compile up a new kernel, likely 2.6.22.6, plus this patch, and reboot to it tonight. I still don't know *exactly* how to trigger the bug on demand though, it's not reocurred since I posted the bug report (but had happened about a week before as well). thanks, -Ath --=20 - Athanasius =3D Athanasius(at)miggy.org / http://www.miggy.org/ Finger athan(at)fysh.org for PGP key "And it's me who is my enemy. Me who beats me up. Me who makes the monsters. Me who strips my confidence." Paula Cole - ME --eMP3JyRexyk9c0Bv Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFG2AvBIr2uvLNOS8MRAtnKAJ4zRabYY7lO1UuKACAe2Cr2tvQ9AACeOntv 9ccxGRDbO5AoBPshVsJHweg= =nF3G -----END PGP SIGNATURE----- --eMP3JyRexyk9c0Bv--