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[147.75.48.161]) by mx.google.com with ESMTPS id j17-20020a170902f25100b001dbe2456108si8428960plc.439.2024.03.04.10.26.50 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Mar 2024 10:26:51 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-91055-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) client-ip=147.75.48.161; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=ASP9tDum; arc=pass (i=1 dkim=pass dkdomain=kernel.org); spf=pass (google.com: domain of linux-kernel+bounces-91055-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) smtp.mailfrom="linux-kernel+bounces-91055-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 37041B24A3F for ; Mon, 4 Mar 2024 18:04:43 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 8197461689; Mon, 4 Mar 2024 18:04:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ASP9tDum" Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A89D13CF40 for ; Mon, 4 Mar 2024 18:04:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709575475; cv=none; b=fhgdSrvAq458rh39M67n4Hm7bJBnF4XbHrSYn+TprhLuBAQ++/H9TzSRUe/7vXUxebHUFQB5guJD2dLdr5lIJQUdaAMig8gJ0jgrtVgYvv7tidGPE+mtdGFH5wB8PMEQ+yUyqzBsxMBq8537ed+0NUMO1pqSvXUYyYpWDjpT6LE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709575475; c=relaxed/simple; bh=zCSQOLBMW/dXzbiniKZg+jQ3DjKtHORHN2WIjSPZGTg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=CQSuVKs8b4pntHj4hocyF8dB9MiBrg/jQXK6UXOtxsLZtEEs2vdKzSTiYlx+Apk/tjL/yJ96z+Nd2EiHesqyBbdwBDkCvsWOB+rmdfR7RyRLGZzfRw+Y51c3Cao73aK7inZbCm1ZqawFEVMUqGmwarOU8k1gFkwqTVscQPXJfgU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ASP9tDum; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0FBE2C433F1; Mon, 4 Mar 2024 18:04:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1709575475; bh=zCSQOLBMW/dXzbiniKZg+jQ3DjKtHORHN2WIjSPZGTg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ASP9tDum5p+yuPKxJUnVgX/bUl/11L13Z0hTdqAQ7AAujOJqI42sCZ46P06Y61odg +E7bLzUL0zgG7kgUCzBco/Nm4K3Nr8U3AsaflyDhyPZqO0qzq/pe5WxVKPs1UCXdoD fwCXmc1Fi8KgsSDE4u0dyHYNQsV8px3Ya0Cr8o+xSoigkUaGWVCO9H+iz78UP2imC0 BB2ZqVBt3sbC/KekWZ+17a1ZyzK0ZDpCqbfSRS02nr/lImZpi/ma8PEPGe7bcCuho1 9OIJ8LVeGbvhpsZv+YodiN3R/FK4vIBBjOCVHEzhlUKyc22ak+T3AajJp3TJdwy4k/ yl9Q3yVdcRh4Q== Date: Mon, 4 Mar 2024 18:04:29 +0000 From: Mark Brown To: Dave Hansen Cc: Ingo Molnar , Thomas Gleixner , Pawan Gupta , Dave Hansen , Paolo Bonzini , Dan Williams , x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: x86 boot issues in -next Message-ID: References: <05a45cc8-e0fc-422e-80d2-596ed63202a3@sirena.org.uk> <71f9b0b7-190f-453c-b55b-c842db4a825d@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="i0qNiEXbJs1qiWn9" Content-Disposition: inline In-Reply-To: <71f9b0b7-190f-453c-b55b-c842db4a825d@intel.com> X-Cookie: He who hesitates is last. --i0qNiEXbJs1qiWn9 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Mar 01, 2024 at 01:48:41PM -0800, Dave Hansen wrote: > On 3/1/24 13:29, Mark Brown wrote: > > For the past few days -next has been failing to boot an x86_64 defconfig > > on the x86 machine Linaro has available in their lab. DMI says it's a > > "Dell Inc. PowerEdge R200/0TY019, BIOS 1.4.3 05/15/2009" and the CPU is > > described as "Intel(R) Xeon(R) CPU X3220 @ 2.40GHz (family: 0x6, model: > > 0xf, stepping: 0xb)", it's running happily with mainline and > > pending-fixes. > This wouldn't explain the bisect results, but there's been a crash fixed > in here: > > https://lore.kernel.org/all/170863445442.1479840.1818801787239831650.stgit@dwillia2-xfh.jf.intel.com/ > that looks pretty similar to your signature. > Could you give Dan's patch a shot? Whatever the issue was it's gone today - Dan's patch is in -next so I'm guessing it may well have been it. I'm guessing the bisection might've been due to some combination of the two trees causing an empty group to get added? Thanks for looking into it. --i0qNiEXbJs1qiWn9 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmXmDS0ACgkQJNaLcl1U h9Cmzgf/Um8ZI9/CArhfn8sgMoPIAh3/Q//gEUzaWU8T7eWm3cKqdogEMQOf1OMZ bwm4nCcp+ltmZsid6wJrOSIbuyiWpi15gKkPgfA6l5oNHRg+BJGzmmC6g952mg1s PQ7HTMBS3nrtRJhCOxNqh/eX58tsUmJGPcc6GSolgwJ26e/ctzAUpKU95dTwDtOZ /TxJ8St/K7FzSs+eLHIYF7/0/W4xDvZ3SvX+kz5dXPEf5UqQjJa31QhjPNk18vxS ABzSCR+mXsdT7oBZjLFkcS9Jqox1YKOho6cRJRlZFKuGj81SKg72G1tUd6oNhVAq 5FRYhwgaaXDvYv6+i19XF4SYlm7ssQ== =FRnd -----END PGP SIGNATURE----- --i0qNiEXbJs1qiWn9--