From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753545Ab1GMSzt (ORCPT ); Wed, 13 Jul 2011 14:55:49 -0400 Received: from smtp.gentoo.org ([140.211.166.183]:50495 "EHLO smtp.gentoo.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752765Ab1GMSzs (ORCPT ); Wed, 13 Jul 2011 14:55:48 -0400 Message-ID: <4E1DEA24.3010109@gentoo.org> Date: Wed, 13 Jul 2011 21:55:32 +0300 From: Stratos Psomadakis User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.18) Gecko/20110626 Icedove/3.1.11 MIME-Version: 1.0 To: lkml CC: Chris Wright , Greg Kroah-Hartman , David Woodhouse , kernel@gentoo.org Subject: Re: -stable commit 87cc4d1e (bisected) causes system freeze References: In-Reply-To: X-Enigmail-Version: 1.1.2 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig75EA93003BD9C1BFFA86ECF9" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig75EA93003BD9C1BFFA86ECF9 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 13/07/2011 05:28 =CE=BC=CE=BC, Marcus Becker wrote: > Hi, > > With the upgrade to 2.6.39.2, I cannot copy more than ~1GB of data > over the network before my input devices lock up. > Example: > use scp on tty1 to copy a folder or file larger than 3GB over my > gigabit network and after ~1min the keyboard stops responding. > use cp on tty1 with an nfs-3 share mounted over the same network and > try to copy the same file, same happens > > I can hit ctrl+c for about 20-30 sec and eventually get an interrupt > that stops the copying, then the input devices slowly gain control > again. If I do the same on X, there is no chance to get in between and > I have to use SysRq to reboot. > > In our bug report at https://bugs.gentoo.org/show_bug.cgi?id=3D373109 > We did a bisect between 2.6.39.1 and 2.6.39.2 and found the following > patch is causing this problem: > > commit 87cc4d1e3e05af38c7c51323a3d86fe2572ab033 > Author: Chris Wright > Date: Sat May 28 13:15:04 2011 -0500 > > intel-iommu: Dont cache iova above 32bit > > I will also attach dmesg, current kernel config, and my bisect log (I > put a uname -a into the log after each bisect) plus git bisect log > > Please let me know if you need more information. > > Thanks, > > Marcus CC'ed the people who signed-off the patch. --=20 Stratos Psomadakis --------------enig75EA93003BD9C1BFFA86ECF9 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk4d6ioACgkQid1lVeNDMmCiIgCgrGL6UjcdjdqZbaqDmCiSkbkM t8UAoJqlbVsNWyDhOeRlwOR8vqzrKJ/0 =U0qP -----END PGP SIGNATURE----- --------------enig75EA93003BD9C1BFFA86ECF9--