Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751702Ab0BVIkP (ORCPT ); Mon, 22 Feb 2010 03:40:15 -0500 Received: from he.sipsolutions.net ([78.46.109.217]:38492 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751126Ab0BVIkO (ORCPT ); Mon, 22 Feb 2010 03:40:14 -0500 Subject: Re: [2.6.33-rc5] Weird deadlock when shutting down From: Johannes Berg To: =?ISO-8859-1?Q?Am=E9rico?= Wang Cc: Linus Torvalds , Benjamin Herrenschmidt , "linux-kernel@vger.kernel.org" , Ingo Molnar , Peter Zijlstra In-Reply-To: <2375c9f91002220019h32ed0ec3i9d5fa4080a2ca335@mail.gmail.com> References: <1264740107.20211.53.camel@pasglop> <1266518735.3829.4.camel@jlt3.sipsolutions.net> <2375c9f91002192313j3fb84acje4c286c4f86457f3@mail.gmail.com> <1266656213.5347.0.camel@jlt3.sipsolutions.net> <2375c9f91002200106j56b0298ds1a425fde8983d988@mail.gmail.com> <1266665331.12525.0.camel@jlt3.sipsolutions.net> <20100220134447.GA3000@hack> <1266674268.18465.6.camel@jlt3.sipsolutions.net> <2375c9f91002210151i6fe3f769k72a8a6a3485d8cf5@mail.gmail.com> <1266747440.5468.0.camel@jlt3.sipsolutions.net> <2375c9f91002220019h32ed0ec3i9d5fa4080a2ca335@mail.gmail.com> Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-qFqmdDI5eUSWLbB5LlLw" Date: Mon, 22 Feb 2010 09:39:28 +0100 Message-ID: <1266827968.5154.3.camel@jlt3.sipsolutions.net> Mime-Version: 1.0 X-Mailer: Evolution 2.29.3.2 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1895 Lines: 53 --=-qFqmdDI5eUSWLbB5LlLw Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Mon, 2010-02-22 at 16:19 +0800, Am=C3=A9rico Wang wrote: > >> Could you test the patch below? Thanks! > > > > No change, sorry, still hangs right after "Disabling non-boot CPUs > ..." > > before the machine turns off. > > >=20 > Oh, I see, then this will be another problem. >=20 > My previous patch is to fix the cpufreq lockdep warning mentioned > in Benjamin's report, so this hang should be caused by other problem, > not the cpufreq lockdep problem. Right, sounds like -- and I haven't seen that lockdep report during shutdown any more. johannes --=-qFqmdDI5eUSWLbB5LlLw Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iQIcBAABAgAGBQJLgkK9AAoJEODzc/N7+QmaAsYP/RKQ0NXtSLFYC2aQNEGbSPX3 7Gq3n2H5CEcLdWPcehBByoqhImE+UAvnsmEtLmoX9ABCmXxlpDDWZVeKIrk7KigU NQgOnbYexOziXOmIMcvySYOsoI2XmrXZfZCERvxnHJumhqez4/LkQiDybXtPVqZP w2LBxE+zdCTryhle0E++yQWZl1Jky25vwZNYv/uOeU8TuOTb6zUjdsBUgfN3gYD/ AF8GYSKCpifxAu7MUsqOe4xXdGHUcDp5+yRJ3WHn4nyohpejkKLVctd4i5O7AyXq YNtggiD6ciYFWP2XjmdeAe68pxQWTDZ4NWNxu8iZmxU1Kcq7sTwZZ/svX829Zqfd HZSOIslwglUEt5bo0eir/prrLGQ7apd42cCum3uMVKn5lAFzoXqYna3TRW2cjkVm PH52W5KCmDVkW7iUfTlj/JAuzCw1IC+UYWaGIyV3aP1O7wQmOGIM/j1fO30qUQTZ p+0K7+CquuzJ5EDAjxq4XcCfdIm9x4mpEVUsUA9QYtJVmH3k/SuND5VvbBLfFME+ cduTOtR9u16FLY/zuAJnAa2vylMRPvUUpvzodPq/gSAkFZaj25crwimVwujYH72q ZpO7ffqGR5919GJaqc0m1y67K7dTDW2IlmEFxDOOMg4vor9LW280LpcC+BNYpIrc YoMvnEuRH0taoshOOZSM =3YRx -----END PGP SIGNATURE----- --=-qFqmdDI5eUSWLbB5LlLw-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/