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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0EFD2C433F5 for ; Mon, 25 Apr 2022 07:33:23 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7EADE10EB3A; Mon, 25 Apr 2022 07:33:14 +0000 (UTC) Received: from out2-smtp.messagingengine.com (out2-smtp.messagingengine.com [66.111.4.26]) by gabe.freedesktop.org (Postfix) with ESMTPS id DFA0C10E574 for ; Sun, 24 Apr 2022 15:52:36 +0000 (UTC) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.nyi.internal (Postfix) with ESMTP id 6ED375C0109; Sun, 24 Apr 2022 11:52:34 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Sun, 24 Apr 2022 11:52:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm1; t=1650815554; x= 1650901954; bh=EFdVhizMeWP/hjRUjXRM1ALQJTyhDlxgnA50hKHYX+o=; b=k SgmHDUgtlsIX2LHm9DV+fb9GwwmHOHSPkPaMRU7A4qcGtVEVJBOcldU2kE2WaVZ5 3k00Zpo93Yh+LbDik+dKHU3Dsko92JN43qrQyJCzZYkQwNdg6ZlpSG+5EnArtFfF rUUHNAWw0rf4ddxAhumUR3z5C43E87RzInVcd8J9l0dWJY2MtbPYZ6lYdHl6KufY 9+N1OUiZ6ZXQHN+DRinv4OCu3SJ6kiBZRvh2DS3ivBZYWdUsSWEZnagtY72nZdZb aSZVpNCuG1g2L9eKm9B07fuULG2Hfo0FeKNmh49jICeCXfFFrJZ7aQB0NPK/ccq8 gNj2QI5b0PvIOn2y5S5gA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvfedrtdelgdeliecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpeffhffvvefukfhfgggtuggjsehgtderredttdejnecuhfhrohhmpeffvghmihcu ofgrrhhivgcuqfgsvghnohhurhcuoeguvghmihesihhnvhhishhisghlvghthhhinhhgsh hlrggsrdgtohhmqeenucggtffrrghtthgvrhhnpeeutdehhfdtvdfffeejjedvhedvjeei heffheekkeehgeelueelveeludetheetteenucffohhmrghinhepghhithhhuhgsrdgtoh hmnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepuggv mhhisehinhhvihhsihgslhgvthhhihhnghhslhgrsgdrtghomh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 24 Apr 2022 11:52:33 -0400 (EDT) Date: Sun, 24 Apr 2022 11:52:05 -0400 From: Demi Marie Obenour To: Thorsten Leemhuis , Greg KH Subject: Re: [REGRESSION] AMD GPU regression in 5.16.18..5.17.4 Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="oKeJaQplodLw4G8U" Content-Disposition: inline In-Reply-To: X-Mailman-Approved-At: Mon, 25 Apr 2022 07:33:10 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alex Deucher , "Pan, Xinhui" , regressions@lists.linux.dev, amd-gfx@lists.freedesktop.org, Christian =?utf-8?B?S8O2bmln?= Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" --oKeJaQplodLw4G8U Content-Type: text/plain; protected-headers=v1; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Date: Sun, 24 Apr 2022 11:52:05 -0400 From: Demi Marie Obenour To: Thorsten Leemhuis , Greg KH Cc: amd-gfx@lists.freedesktop.org, regressions@lists.linux.dev, Alex Deucher , Christian =?utf-8?B?S8O2bmln?= , "Pan, Xinhui" Subject: Re: [REGRESSION] AMD GPU regression in 5.16.18..5.17.4 On Sun, Apr 24, 2022 at 11:02:43AM +0200, Thorsten Leemhuis wrote: > CCing the amdgpu maintainers Also CCing Marek Marczykowski-G=C3=B3recki as Qubes OS Project Lead. > On 24.04.22 08:12, Greg KH wrote: > > On Sat, Apr 23, 2022 at 12:06:33PM -0400, Demi Marie Obenour wrote: > >> Two Qubes OS users reported that their AMD GPU systems did not work on > >> 5.17.4, while 5.16.18 worked fine. Details can be found on > >> https://github.com/QubesOS/qubes-issues/issues/7462. The initial repo= rt > >> listed the GPU as =E2=80=9CAdvanced Micro Devices, Inc. [AMD/ATI] Reno= ir > >> [1002:1636} (rev d3) (prog-if 00 [VGA controller])=E2=80=9D and the CP= U as > >> =E2=80=9CAMD Ryzen 5 PRO 4650U with Radeon Graphics=E2=80=9D. > >> > >> #regzbot introduced: v5.16.18..v5.17.4 > >=20 > > That's a big range, can you use 'git bisect' to track it down? >=20 > FWIW, in another mail in this thread and > https://github.com/QubesOS/qubes-issues/issues/7462#issuecomment-11076811= 26 > it was clarified that the problem was introduced between 5.17.3 and > 5.17.4, where a few amdgpu changes were applied. Maybe they are the reaso= n. I suspect they are, but I am not certain. It could also be an interaction between these changes and running as a PV dom0 under Xen. > Anyway: Yes, as Gregkh said, a bisection really would help. But maybe > the amdgfx developers might already have an idea what might be wrong > here? The QubesOS ticket linked above has some more details. I can=E2=80=99t provide a bisection myself as I don=E2=80=99t have the hard= ware. I asked the user who reported the bug if they are comfortable doing a bisection. --=20 Sincerely, Demi Marie Obenour (she/her/hers) Invisible Things Lab --oKeJaQplodLw4G8U Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEdodNnxM2uiJZBxxxsoi1X/+cIsEFAmJlcj8ACgkQsoi1X/+c IsGoyRAArNATB2Ll0ZBj8iHqOSGXtiY4lhvDdrNVDV6mTVrUt4iphN/H7evo8hUT o/Uew8iwo7ulGWadnOc4anxB48q4w+MnFiMwrTHcDO0ieJuldP6fhNYwi6Xgfp42 YwIHzhk11aL2Ex9xLMqZtW2gkotaOi02Q+4EWnk/6yr5ebxkExYDA2KnDGweHWEu ADird7wIdkKTViP8a3C03kbZ3GTbrm8skcIPmzmxG3hRSrO5cUSimxLvCkcIEK5Z HeD278rfEIt8wQBp6MSGI6z+LICP/qj16LimfRSIJ/sH2V7FnFHG2ra31bTcQJOk yOQIEEWI8OkXg9mFY9pWdsXWSqsbXKvfU82LzZoI0bZ/koFvhp1UuDlyU8EmkhcT A+iaILZTTiseTQTzPECfjsV2kIPqIOBiKV9PmbGhB9+x8y6tnHv35LWz9n8td1QH 0vtzIXUZN8h2Dsf56S98Zo4piDfiZxlS9Bevz3uMwlPyHrAUkkwFMe6RT7DvyfFz BxFaeFfEuBzuuZL/amAeGmzdKLl9508V+t0ZQq299i/jihZUIMZpKzNoW9kzsrY7 5N8X4n1j6GSGSDWWZCp3Ho4QtS878gx111VDXKPEyjfESUcjT7ALw+HGnlWfNmzb Nz7B/p2Q5ZLeemMppQk0pwjsO1XKuxKfeN5nZ6mWjZVCalsmAEY= =CQhZ -----END PGP SIGNATURE----- --oKeJaQplodLw4G8U--