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=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham 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 6B513C2BA16 for ; Fri, 3 Apr 2020 12:30:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4AFE520721 for ; Fri, 3 Apr 2020 12:30:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390228AbgDCMaY (ORCPT ); Fri, 3 Apr 2020 08:30:24 -0400 Received: from jabberwock.ucw.cz ([46.255.230.98]:48038 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727882AbgDCMaY (ORCPT ); Fri, 3 Apr 2020 08:30:24 -0400 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 2E4C81C2F16; Fri, 3 Apr 2020 14:30:21 +0200 (CEST) Date: Fri, 3 Apr 2020 14:30:20 +0200 From: Pavel Machek To: kernel list , jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, intel-gfx@lists.freedesktop.org, airlied@redhat.com Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com Subject: [bisected] Re: 5.7-rc0: regression caused by drm tree, hangs while attempting to run X Message-ID: <20200403123019.GA3539@duo.ucw.cz> References: <20200402213253.GA2691@duo.ucw.cz> <20200402213506.GA2767@duo.ucw.cz> <20200403073720.GA23229@duo.ucw.cz> <20200403091430.GA3845@duo.ucw.cz> <20200403092634.GA3610@duo.ucw.cz> <20200403102928.GA3539@duo.ucw.cz> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="TB36FDmn/VVEgNH/" Content-Disposition: inline In-Reply-To: <20200403102928.GA3539@duo.ucw.cz> 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 --TB36FDmn/VVEgNH/ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > > > commit f365ab31efacb70bed1e821f7435626e0b2528a6 > > > Merge: 4646de87d325 59e7a8cc2dcf > > > Author: Linus Torvalds > > > Date: Wed Apr 1 15:24:20 2020 -0700 > > >=20 > > > Merge tag 'drm-next-2020-04-01' of > > > git://anongit.freedesktop.org/drm/drm >=20 >=20 > > Any ideas, besides the b-word? > >=20 > > Would c0ca be good commit for testing? > >=20 > > commit 700d6ab987f3b5e28b13b5993e5a9a975c5604e2 > > Merge: c0ca5437c509 2bdd4c28baff >=20 > c0ca is broken. >=20 > commit 9001b17698d86f842e2b13e0cafe8021d43209e9 > Merge: bda1fb0ed000 217a485c8399 >=20 > Merge tag 'drm-intel-next-2020-03-13' of git://anongit.freedesktop.or= g/drm/d > rm-intel into drm-next > =20 > UAPI Changes: >=20 > So bda1fb0ed000 looks like test candidate... and that one works. >=20 > I guess 217a485c8399 is reasonable next step... and that > 11a48a5a18c63fd7621bb050228cebf13566e4d8 should work ok.=20 # bad: [217a485c8399634abacd2f138b3524d2e78e8aad] drm/i915: Update DRIVER_D= ATE to 20200313 # good: [11a48a5a18c63fd7621bb050228cebf13566e4d8] Linux 5.6-rc2 git bisect start '217a485c8399' '11a48a5a18c63fd7621bb050228cebf13566e4d8' # good: [837b63e6087838d0f1e612d448405419199d8033] drm/i915: Program MBUS w= ith rmw during initialization git bisect good 837b63e6087838d0f1e612d448405419199d8033 # good: [3a1b82a19ff91cfef9b5d9d9faabb0ebcac15df0] drm/i915/tgl: Allow DC5/= DC6 entry while PG2 is active git bisect good 3a1b82a19ff91cfef9b5d9d9faabb0ebcac15df0 # good: [ba518bbd3f3c265419fa8c3702940cb7c642c6a5] drm/i915: Force DPCD bac= klight mode for some Dell CML 2020 panels git bisect good ba518bbd3f3c265419fa8c3702940cb7c642c6a5 # good: [73ce0969d1d0bc2cb53370017923640db72e70ec] drm/i915: Clean up integ= er types in color code git bisect good 73ce0969d1d0bc2cb53370017923640db72e70ec # bad: [aa64f8e1cf235f2e36615dba57c2c50d06181f84] drm/i915: Add Wa_12096446= 11:icl,ehl git bisect bad aa64f8e1cf235f2e36615dba57c2c50d06181f84 # good: [32fc2849a3d59dc10efda38ef88e8f9052f711be] drm/i915/dsb: convert to= drm_device based logging macros. git bisect good 32fc2849a3d59dc10efda38ef88e8f9052f711be # good: [4aea5a9e6521c1ad484992d490f1cefa7d73d1ec] drm/i915/gem: Mark up th= e racy read of the mmap_singleton git bisect good 4aea5a9e6521c1ad484992d490f1cefa7d73d1ec # bad: [7dc8f1143778a35b190f9413f228b3cf28f67f8d] drm/i915/gem: Drop reloca= tion slowpath git bisect bad 7dc8f1143778a35b190f9413f228b3cf28f67f8d # good: [c02aac25f150d1b7215b9481f8cdd30cc607bedf] drm/i915/gem: Mark up sw= -fence notify function git bisect good c02aac25f150d1b7215b9481f8cdd30cc607bedf # good: [07bcfd1291de77ffa9b627b4442783aba1335229] drm/i915/gen12: Disable = preemption timeout git bisect good 07bcfd1291de77ffa9b627b4442783aba1335229 # first bad commit: [7dc8f1143778a35b190f9413f228b3cf28f67f8d] drm/i915/gem= : Drop relocation slowpath Any ideas? Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --TB36FDmn/VVEgNH/ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCXocsWwAKCRAw5/Bqldv6 8qNdAJ9bkwEuRS3wjnjPE4AXxIIeuiDQkQCfZoT2AeeFq3CBrUDbDEIYnRVm9sk= =kIVi -----END PGP SIGNATURE----- --TB36FDmn/VVEgNH/--