From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26E18C433E1 for ; Wed, 26 Aug 2020 10:50:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E307B2083B for ; Wed, 26 Aug 2020 10:50:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598439031; bh=TqPevqx6D2J7PXGgLZWIHZHYHYk8i8daoX9CkV8jVM0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=oMr+TP+VAWNtfk09Z71PYoBifj8uSrvORJuyPFRYZWJPmTT51Ix8yQCub0dQc7wxb OFVF9ZWWjKR8ah06tt/GNduAFyByP3tc9h8GifQ88tR62vKYZBNRRDnPomGLwg3Uvr 3e305f9fApIs8sdo8I4kg6Y9EHFZaj3caNwFdSdg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728567AbgHZKu3 (ORCPT ); Wed, 26 Aug 2020 06:50:29 -0400 Received: from mail.kernel.org ([198.145.29.99]:38872 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728754AbgHZKt4 (ORCPT ); Wed, 26 Aug 2020 06:49:56 -0400 Received: from localhost (fw-tnat.cambridge.arm.com [217.140.96.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 96C69206EB; Wed, 26 Aug 2020 10:49:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598438996; bh=TqPevqx6D2J7PXGgLZWIHZHYHYk8i8daoX9CkV8jVM0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2sgsrLL8+6Se7RV01jW3bbRE2mvcZfKUPxov22vTodcl7jsNoAEyoN0nVtDuiV9Uy YbCjL5vyGCjtkW9Gxm5wwLDgAmsvpiB284grpS1ZcdGjsR1BQyldPXZ4OTsLiXQNpw 4Ie/fRL6Whnaa9pcDNOXdoOByiDooJoftVzQm78I= Date: Wed, 26 Aug 2020 11:49:19 +0100 From: Mark Brown To: syzbot Cc: alsa-devel@alsa-project.org, asmadeus@codewreck.org, daniel.baluta@nxp.com, davem@davemloft.net, ericvh@gmail.com, kuba@kernel.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, lucho@ionkov.net, netdev@vger.kernel.org, perex@perex.cz, rminnich@sandia.gov, syzkaller-bugs@googlegroups.com, tiwai@suse.com, v9fs-developer@lists.sourceforge.net Subject: Re: INFO: task can't die in p9_fd_close Message-ID: <20200826104919.GE4965@sirena.org.uk> References: <000000000000ca0c6805adc56a38@google.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ryJZkp9/svQ58syV" Content-Disposition: inline In-Reply-To: <000000000000ca0c6805adc56a38@google.com> X-Cookie: Should I do my BOBBIE VINTON medley? User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --ryJZkp9/svQ58syV Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 26, 2020 at 03:38:15AM -0700, syzbot wrote: > console output: https://syzkaller.appspot.com/x/log.txt?x=3D10615b36900000 > kernel config: https://syzkaller.appspot.com/x/.config?x=3Da61d44f28687f= 508 > dashboard link: https://syzkaller.appspot.com/bug?extid=3Dfbe34b643e462f6= 5e542 > compiler: gcc (GCC) 10.1.0-syz 20200507 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=3D15920a05900= 000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=3D13a78539900000 >=20 > The issue was bisected to: >=20 > commit af3acca3e35c01920fe476f730dca7345d0a48df > Author: Daniel Baluta > Date: Tue Feb 20 12:53:10 2018 +0000 >=20 > ASoC: ak5558: Fix style for SPDX identifier This bisection is clearly not accurate, I'm guessing the bug is intermittent and it was just luck that landed it on this commit. --ryJZkp9/svQ58syV Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl9GPi8ACgkQJNaLcl1U h9DyfAf8C2paLbOwHHdDVOi687LcmeI2dZuyjT7chCNm5YaFacrU8e5nRF/fnG6y G350XTQP7ygvtDz3oeIoEzMn8bJa7Xzeo03wiNm2JrUiMFRT6/S77JOk5g1d75xv tVwBelb7UdHY869OzQLeLc7exArpn9SsuSpRXkwqrY3EO4Ki/ZwwQPgOPrtYNdLM x1gX63pYxXoLCaHV3QHnselGfBIcz551NPsJJFowk4+ztuCDvaCp1pCYQpfaA+mS RU3Ttf+3q8xnCtvFF/Fz8deIGx9sXK9SMlc/uLC9GwhuP57oJ3G3O+JKLiaD9ONf rdK9/4syv9inh3Wwk3n22yqnKN96hw== =g5nP -----END PGP SIGNATURE----- --ryJZkp9/svQ58syV--