From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755499AbZBIVWY (ORCPT ); Mon, 9 Feb 2009 16:22:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753961AbZBIVWO (ORCPT ); Mon, 9 Feb 2009 16:22:14 -0500 Received: from xc.sipsolutions.net ([83.246.72.84]:50646 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752306AbZBIVWO (ORCPT ); Mon, 9 Feb 2009 16:22:14 -0500 Subject: Re: 2.6.29-rc4-git1 -- iwl3945: Can not allocate SKB buffers From: Johannes Berg To: Miles Lane Cc: Linux Kernel Mailing List , Zhu Yi , Reinette Chatre In-Reply-To: (sfid-20090209_221302_952960_F4B2EC25) References: (sfid-20090209_221302_952960_F4B2EC25) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-azSI+Xosc+Rx37UT3/IR" Date: Mon, 09 Feb 2009 22:21:40 +0100 Message-Id: <1234214500.4175.255.camel@johannes.local> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-azSI+Xosc+Rx37UT3/IR Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Mon, 2009-02-09 at 16:12 -0500, Miles Lane wrote: > [12506.627936] iwl3945: Can not allocate SKB buffers So iwl3945 prints out that it's out of memory, but probably uses __GFP_NOWARN. > [12544.530789] java: page allocation failure. order:1, mode:0x4020 > [12544.530798] Pid: 21292, comm: java Not tainted 2.6.29-rc4-git1 #2 > [12544.530801] Call Trace: > [12544.530812] [] __alloc_pages_internal+0x423/0x442 > [12544.530820] [] ? pskb_expand_head+0x52/0x16f > [12544.530826] [] alloc_slab_page+0x20/0x26 > [12544.530830] [] __slab_alloc+0x23f/0x527 > [12544.530835] [] ? pskb_expand_head+0x52/0x16f > [12544.530839] [] ? pskb_expand_head+0x52/0x16f > [12544.530844] [] __kmalloc+0xbc/0x102 > [12544.530848] [] pskb_expand_head+0x52/0x16f > [12544.530854] [] ieee80211_skb_resize+0x91/0xca > [12544.530858] [] ieee80211_master_start_xmit+0x260/0x= 4c3 and here we have pskb_expand_head failing to allocate memory. And an order 1 allocation too. Are you saying wireless has a memory leak? johannes --=-azSI+Xosc+Rx37UT3/IR Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIcBAABAgAGBQJJkJ5hAAoJEKVg1VMiehFYsZYP/0LJJSuaekvPzT1eIVlc2n+V ZebSRZXGz5OYJGVpuX+EW0vi0+V+KTSCZTAHQSAoIK1N3SbYnSU4zIo/SX1TFte7 K06dyDMrGSizvCztPaIuA9mPsH/V+SLjGRAfywzOf1hWxIcVfnerXyGcph9gSTT/ OrdBloBfmwzYTnnWjDn7eNMy6lJfBkyBrT0TIVOio8FOhMD4a8iWvc/r9Xf3nnb/ oHjQ/txNM8aIc0mBrnKyviOQKhxnR7LsI/0vDoO3qM127pB6wQT+5QcKHRpN3gfl Z4toMc0ZhFa3vn0BGrS6G04Wm1oDBpqr83v1FuGkM4VcHGTMXnO9mjVitrNS5GYN p+J5Z2kn6YN1zLuUYwK1HlYnyRlTDConOmdg898VhMqK6p3Iougbk1/ekTeT6FRP KHIulitbzUYDBRj+4UC3emfVGJgCfW5mq50jPvfvuErPEhYP+CWBGSHCEVxhvMXB XZbh0xDeYEj0bT/i9aonyUwIIUFC/Zc6yELqW3GYtVCZD2d8u8GCKsbO1BHQXOzD tMTixGyIIjsZFBF56s08gVVrf/fxNm17QdDlogF/bZeI1KJyRKR3Y8S/H4e2K6bL kQy5RejQWLMnRIf/VmlERyr6GNO7zNscXuG4zUUSG3kMnnAapjkbk6/uz+RQ+e22 nNEiLdeX5zpYGiM6blz7 =qYuk -----END PGP SIGNATURE----- --=-azSI+Xosc+Rx37UT3/IR--