Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:58303 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752150AbYIKKhD (ORCPT ); Thu, 11 Sep 2008 06:37:03 -0400 Subject: Re: Crash with 2.6.27-rc6 with iwlwifi From: Johannes Berg To: Marcel Holtmann Cc: linux-wireless In-Reply-To: (sfid-20080911_100535_000722_EE099914) References: (sfid-20080911_100535_000722_EE099914) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-PhMp4Sat3cQvsjTjlAqG" Date: Thu, 11 Sep 2008 12:36:22 +0200 Message-Id: <1221129382.6986.0.camel@johannes.berg> (sfid-20080911_123708_508365_E72921FB) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-PhMp4Sat3cQvsjTjlAqG Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Thu, 2008-09-11 at 10:04 +0200, Marcel Holtmann wrote: > Hi guys, >=20 > so since a few 2.6.27 kernels I haven an issue when using my 4965 =20 > wireless card. So the machine in question is an X61 and when enabling =20 > WiFi and Bluetooth at the same time it will freeze hard after a few =20 > minutes. It seems activating Bluetooth has something to do with it, =20 > but I have been using the machine for Bluetooth qualification testing =20 > (with WiFi disabled) and everything works fine. >=20 > However I tried to reproduce it without Bluetooth enabled, it didn't =20 > show or I didn't wait long enough. Once I started bluetoothd it showed =20 > within a few minutes. >=20 > So the best I got was the attached screenshot of an oops. It is =20 > clearly the iwlwifi driver crashing here and killing the machine, but =20 > I have no idea why. That looks like the use-after-free BUG_ON I've been getting with a 5k card, do you have sl*b debugging enabled? johannes --=-PhMp4Sat3cQvsjTjlAqG Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIcBAABAgAGBQJIyPSjAAoJEKVg1VMiehFYJWUP+gMXhBbBdNIVAbppiVg9xdzH 8ZjBuh4jGkLwv4uSfwqK3oYoUGfFkOgc83XRYsAmFghulM6sWB4yZTNz2WISE+oi 53KRycpSFIwSJzq0Jd7rv+VOovTnmDOpr1n5KAFdmmd4kcyzKvf8YoB+mznapQz5 OUlJFNpQDDRCx3N11KvieYSAV11kG4kKEjAZF75ufx5JTBJRDK/OfwUmT9mFwmaY LP63p+lLOzdyH5y2gLP1aZzBqaAPZ7oEjAhPlfSpwkrViVkZAcjrW1yDpwXmKPTu ovS22k48Lm0An58wI2LnjDJplOxh3usxZ8pL9H0uoIOiJt57pt2udWdVLK4ZoqlV Vf0kuE8K86KfFDB8RW3yqZ+XCzZAeJ0Ihq1VEwtdvNN9IMnRnBWnNoz61c7ljMSs Zp3M8bZz8IgseR/rc8gAqwE2PUPRXSKCyzxrZRqhjASjbZoKWvWMk6I5V/Ju0XeI InCjD0pzn3wGEoQs89CaafzK5aTX7g+huvgsTnA3sqXuEtgdMp0Kkzrbp7s6ptTy S4WkoK4DVQChIrhSqJF6QxMeMRumIEQF2npKhtsfrPS7xshOHh5h1/Xay227Sqse 6maXc0YVWxZQXfd7GmuvnaI0a8KfXxQ4thc2/HPg6D5DRKqNT5eCskN+eKGf2hvh zGJE0YlbAWgSGuhVmW4b =6tcm -----END PGP SIGNATURE----- --=-PhMp4Sat3cQvsjTjlAqG--