From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: 4.1 EOL Date: Wed, 15 Nov 2017 12:04:47 +0200 Message-ID: <87zi7n7t8g.fsf@intel.com> References: <20171111200025.hz6zbcqy7uacqd2s@sasha-lappy> <20171113210000.ixivmcjy2ianuu7t@sasha-lappy> <87lgj9p7ru.fsf@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6C0446E3D8 for ; Wed, 15 Nov 2017 10:03:26 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Tuncer Ayaz Cc: "airlied@linux.ie" , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , alexander.levin@verizon.com, "stable@vger.kernel.org" , "daniel.vetter@intel.com" List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCAxNCBOb3YgMjAxNywgVHVuY2VyIEF5YXogPHR1bmNlci5heWF6QGdtYWlsLmNvbT4g d3JvdGU6Cj4gT24gMTEvMTQvMTcsIEphbmkgTmlrdWxhIDxqYW5pLm5pa3VsYUBsaW51eC5pbnRl bC5jb20+IHdyb3RlOgo+Pgo+PiBUdW5jZXIsIHdoZXJlJ3MgeW91ciBidWcgcmVwb3J0PyBDYW4n dCBmaW5kIG9uZS4gUGxlYXNlIGZpbGUgeW91cgo+PiBidWcgYXQgdGhlIGZkbyBidWd6aWxsYS4K Pgo+IEknbSBzb3JyeSBpZiB0aGlzIHdhc24ndCBjbGVhci4KPgo+IEkgZGlkbid0IGZpbGUgYSBi dWcgcmVwb3J0IHNpbmNlIG90aGVycyBoYXZlIGFscmVhZHkgZG9uZSBzbywKPiByZXBvcnRpbmcg dGhlIHNhbWUgc3ltcHRvbXMuIEkgZGlkIHNpZ24gdXAgeWVzdGVyZGF5IHRvIGNvbmZpcm0gdGhp cwo+IGluIHRoZSBtb3N0IHJlY2VudCBidWcgcmVwb3J0LiBBbmQgSSBkb24ndCB0aGluayBpdCBt YWtlcyBzZW5zZSB0bwo+IHJlLWZpbGUgdGhlIGV4YWN0IHNhbWUgcmVwb3J0Lgo+Cj4gVGhlIHdh eSBJIGFycml2ZWQgdGhlcmUgaXMgdmlhIGFub3RoZXIgcG9zdCBpbiBhIGZvcnVtIHBvc3QgcmVs YXRlZCB0bwo+IHgyMjAgcmVncmVzc2lvbnMsIGJ1dCBpdCBkb2Vzbid0IGxvb2sgZXhjbHVzaXZl IHRvIFNhbmR5YnJpZGdlIEdQVXMuCgpUaGUgZnJlZWRlc2t0b3Aub3JnIGJ1Z3MgeW91IHJlZmVy ZW5jZSBhcmUgZm9yIHJhdGhlciBkaWZmZXJlbnQKcGxhdGZvcm1zIHRoYW4geW91cnMuIFRoZXJl J3Mgbm90aGluZyB0aGVyZSB0byBpbmRpY2F0ZSB2NC4xIGJlaW5nIHRoZQpsYXN0IGtub3duIGdv b2Qga2VybmVsIGxpa2UgZm9yIHlvdS4gVGhlcmUgaXMgbm8gZXhhY3Qgc2FtZSByZXBvcnQuCgpQ bGVhc2UgZmlsZSB0aGUgYnVnLiBQbGVhc2UgcnVuIHY0LjE0IG9yIGRybS10aXAgYnJhbmNoIGZy b20gWzFdLiBQbGVhc2UKcmVtb3ZlIGFsbCBvdGhlciBtb2R1bGUgcGFyYW1ldGVycywgYnV0IGFk ZCBkcm0uZGVidWc9MTQsIGFuZCBhdHRhY2ggdGhlCmRtZXNnIGZyb20gYm9vdCB0byB0aGUgcHJv YmxlbS4gUGxlYXNlIGF0dGFjaCB0aGUgR1BVIGVycm9yIHN0YXRlIGlmIHlvdQpnZXQgYSBHUFUg aGFuZy4gUGxlYXNlIGxldCB1cyBkZWNpZGUgaWYgd2UndmUgc2VlbiB0aGUgYnVnIGJlZm9yZSBv cgpub3QuCgpXZSd2ZSBiZWVuIGNvbnRpbnVvdXNseSBpbXByb3Zpbmcgb3VyIENJIGFuZCB0ZXN0 IGFzc2V0cyBhbmQgZXhwYW5kaW5nCnRoZSBoYXJkd2FyZSBwb29sIHdlIHJ1biB0aGUgdGVzdHMg b24gZm9yIHllYXJzIG5vdy4gRXZlbiBzbywgYnVncwpvYnZpb3VzbHkgc2xpcCB0aHJvdWdoLiBB bmQgaXQncyByZWFsbHkgKnJlYWxseSogaGFyZCB0byByZXZlcnQgYW55dGhpbmcKb3IgZml4IHJl Z3Jlc3Npb25zIHdoZW4gd2UgZ2V0IHRoZSByZXBvcnRzIGFib3V0IHR3byB5ZWFycyBvciBhIGRv emVuCmtlcm5lbCByZWxlYXNlcyBhZnRlciB3ZSd2ZSBicm9rZW4gc3R1ZmYuIDooCgoKQlIsCkph bmkuCgpbMV0gaHR0cHM6Ly9jZ2l0LmZyZWVkZXNrdG9wLm9yZy9kcm0vZHJtLXRpcAoKLS0gCkph bmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBs aXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757384AbdKOKDk (ORCPT ); Wed, 15 Nov 2017 05:03:40 -0500 Received: from mga07.intel.com ([134.134.136.100]:26717 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755455AbdKOKD1 (ORCPT ); Wed, 15 Nov 2017 05:03:27 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,398,1505804400"; d="scan'208";a="2874555" From: Jani Nikula To: Tuncer Ayaz Cc: alexander.levin@verizon.com, "daniel.vetter\@intel.com" , "seanpaul\@chromium.org" , "airlied\@linux.ie" , "dri-devel\@lists.freedesktop.org" , "linux-kernel\@vger.kernel.org" , "stable\@vger.kernel.org" Subject: Re: 4.1 EOL In-Reply-To: Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20171111200025.hz6zbcqy7uacqd2s@sasha-lappy> <20171113210000.ixivmcjy2ianuu7t@sasha-lappy> <87lgj9p7ru.fsf@intel.com> Date: Wed, 15 Nov 2017 12:04:47 +0200 Message-ID: <87zi7n7t8g.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 14 Nov 2017, Tuncer Ayaz wrote: > On 11/14/17, Jani Nikula wrote: >> >> Tuncer, where's your bug report? Can't find one. Please file your >> bug at the fdo bugzilla. > > I'm sorry if this wasn't clear. > > I didn't file a bug report since others have already done so, > reporting the same symptoms. I did sign up yesterday to confirm this > in the most recent bug report. And I don't think it makes sense to > re-file the exact same report. > > The way I arrived there is via another post in a forum post related to > x220 regressions, but it doesn't look exclusive to Sandybridge GPUs. The freedesktop.org bugs you reference are for rather different platforms than yours. There's nothing there to indicate v4.1 being the last known good kernel like for you. There is no exact same report. Please file the bug. Please run v4.14 or drm-tip branch from [1]. Please remove all other module parameters, but add drm.debug=14, and attach the dmesg from boot to the problem. Please attach the GPU error state if you get a GPU hang. Please let us decide if we've seen the bug before or not. We've been continuously improving our CI and test assets and expanding the hardware pool we run the tests on for years now. Even so, bugs obviously slip through. And it's really *really* hard to revert anything or fix regressions when we get the reports about two years or a dozen kernel releases after we've broken stuff. :( BR, Jani. [1] https://cgit.freedesktop.org/drm/drm-tip -- Jani Nikula, Intel Open Source Technology Center