Return-path: Received: from crystal.sipsolutions.net ([195.210.38.204]:39450 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752474AbYCGIYf (ORCPT ); Fri, 7 Mar 2008 03:24:35 -0500 Subject: Re: sending ARP triggers BUG From: Johannes Berg To: Zhu Yi Cc: David Miller , linux-wireless@vger.kernel.org In-Reply-To: <1204873461.3087.187.camel@debian.sh.intel.com> References: <1203468968.10983.13.camel@johannes.berg> <20080220.223622.148453409.davem@davemloft.net> <1204873461.3087.187.camel@debian.sh.intel.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-RrmeAwM5WyJV6SigQOVZ" Date: Fri, 07 Mar 2008 09:24:06 +0100 Message-Id: <1204878246.25502.139.camel@johannes.berg> (sfid-20080307_082440_840971_98437620) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-RrmeAwM5WyJV6SigQOVZ Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2008-03-07 at 15:04 +0800, Zhu Yi wrote: > On Wed, 2008-02-20 at 22:36 -0800, David Miller wrote: > > From: Johannes Berg > > Date: Wed, 20 Feb 2008 01:56:08 +0100 >=20 > > > Interestingly, I'm starting to see skb problems as well, in AP mode > > > only however, namely I get lots of > > > > > > [ 4340.665679] SKB BUG: Invalid truesize (240) len=3D73, sizeof(sk_bu= ff)=3D176 >=20 > OK. I started to see this also after I began to play with the AP mode. >=20 > SKB BUG: Invalid truesize (272) len=3D71, sizeof(sk_buff)=3D208 >=20 > I get this for every ping packet from the AP to the client and only > occasionally if I ping AP from client. According to the call trace, it's > from the AP receive path. You get this whenever you have monitor interfaces operating at the same time. At least cooked monitor. Haven't had a chance to investigate, but some change in the rest of the kernel seems to have caused this. Might well be that we're doing something wrong with the SKBs in our monitor functions though johannes --=-RrmeAwM5WyJV6SigQOVZ Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIVAwUAR9D7pKVg1VMiehFYAQKF1A/+O+6GiM3st9Paiw0tf/W9aSjmFHqiE3Oa J5ds5dNiKzpLrS38fbiR9EK3h0dRbMy3OYWxqWFLiwlxhEpdE8BT2SoWmjjKhpXe I5lpLbvtnOXNtYMWVtkW2SArvpH3F/n5HG0+Qtk+jVyTvjd5ZSniN2dGMx/pYFFg nfE/fbwWerf+4/VIBqtClgMYpY2kJ7e4Py7djvREghYouscUZSXvsLZOZb0S6Btv 1Yf/nD0DXcrYJhsgoimdy2wlFP2LmUdhVCObD21xn3KMgAsld8rzgNT2Pi+E5cKe DgI0+TdqobLjupOCDntlQXPN8x9bBX0JvE5M5HuUr9rTMgw3ctTGGygUSFYDlzFC Gs3hg1WsVsxfAgkuLTelmwn04XebTIkxmS9azLXpjrRYkllXbup4UcFmxifDEgK7 Yv2AibKDz+o72Om7YrvCt0Rc9ExHtOQz0QB+RS/7tzalnJP0+ofqSNNwLi/tSar4 iMYxfF8qD3tDJUZsp96zUGHBSEuNnJBtF31YkNKsAHGrXX3aWAer/vcTkRBYkLUm nJkj/L43lSlsxqQaVNFG2c05GpqYZrD3MkvmSLmYj8rwjeZMKuCJvO5lgVJoIXgT qeeDLX3CDOqY+Tx9KGhYXf3BGP4mBK2kgbCPz3L8Kyf9pQoq0iFx0Q2YB30kK0Ik pvNfCELghus= =FFIA -----END PGP SIGNATURE----- --=-RrmeAwM5WyJV6SigQOVZ--