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=-7.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 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 56752C74A21 for ; Wed, 10 Jul 2019 16:32:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1C07520844 for ; Wed, 10 Jul 2019 16:32:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=hansenpartnership.com header.i=@hansenpartnership.com header.b="BMhYT0+3"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=hansenpartnership.com header.i=@hansenpartnership.com header.b="OevQzLcO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727653AbfGJQcW (ORCPT ); Wed, 10 Jul 2019 12:32:22 -0400 Received: from bedivere.hansenpartnership.com ([66.63.167.143]:42160 "EHLO bedivere.hansenpartnership.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727230AbfGJQcV (ORCPT ); Wed, 10 Jul 2019 12:32:21 -0400 Received: from localhost (localhost [127.0.0.1]) by bedivere.hansenpartnership.com (Postfix) with ESMTP id 17B8A8EE24C; Wed, 10 Jul 2019 09:32:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=hansenpartnership.com; s=20151216; t=1562776341; bh=AsLsb/ooY0lodDgUzHqyget5Lisb7UzWPjict/3/jQA=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=BMhYT0+3IHb/iITVaNiu4JvvXaO01SJwAb1HVCFbXx0jsbk63nMbOSGGdPwLBh6p2 zAdLzXyCXC2S3w6F9R63ACiec8IfXue820XLOvbKSbWVkpz0HUnp5H/YaOM1lLAMr0 abP69dHVdaLJpzeO/Chv1tfxy8qR0QaH71/W6rOE= Received: from bedivere.hansenpartnership.com ([127.0.0.1]) by localhost (bedivere.hansenpartnership.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id xlKxOxUkpX0N; Wed, 10 Jul 2019 09:32:20 -0700 (PDT) Received: from jarvis.lan (unknown [50.35.68.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by bedivere.hansenpartnership.com (Postfix) with ESMTPSA id 84AF38EE147; Wed, 10 Jul 2019 09:32:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=hansenpartnership.com; s=20151216; t=1562776340; bh=AsLsb/ooY0lodDgUzHqyget5Lisb7UzWPjict/3/jQA=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=OevQzLcO5Fez4jn2lpVqMN71Ys5QjyEdYMweuU9FUcw0ULkoWnEi122Ez52w2+dTU uABVyg0VNmIikwjOJb/vayL1ejoz5wFfTQVq7udoDA0byZX/xWCu05QkCKxT71hWP2 8MeSleAIYpvO2UNIZTtGkne0CHCl0vmJgl35LNHI= Message-ID: <1562776339.3213.50.camel@HansenPartnership.com> Subject: Re: screen freeze with 5.2-rc6 Dell XPS-13 skylake i915 From: James Bottomley To: Paul Bolle , intel-gfx@lists.freedesktop.org Cc: linux-kernel Date: Wed, 10 Jul 2019 09:32:19 -0700 In-Reply-To: <93b8a186f4c8b4dae63845a20bd49ae965893143.camel@tiscali.nl> References: <1561834612.3071.6.camel@HansenPartnership.com> <1562770874.3213.14.camel@HansenPartnership.com> <93b8a186f4c8b4dae63845a20bd49ae965893143.camel@tiscali.nl> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.26.6 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2019-07-10 at 18:16 +0200, Paul Bolle wrote: > Hi James, > > James Bottomley schreef op wo 10-07-2019 om 08:01 [-0700]: > > I've confirmed that 5.1 doesn't have the regression and I'm now > > trying to bisect the 5.2 merge window, but since the problem takes > > quite a while to manifest this will take some time. Any hints > > about specific patches that might be the problem would be welcome. > > (Perhaps my message of yesterday never reached you.) No, sorry, if the list is followup to list, I'm not subscribed. I see it now I look in the archives, though. --- > Upgrading to 5.2 (from 5.1.y) on a "Dell XPS 13 9350" (is that a > skylake too?) I believe so. My laptop is a 9350. I believe they're the earliest skylake produced. > showed similar symptoms. There's no pattern to the freezes that I > can see. They're rather frequent too (think every few minutes). Eg, > two freezes while composing this message! You seem to be getting it to happen much more often than I can. Last night, on the below pull request it took me a good hour to see the freeze. --- > It seems I hit this problem quite easily. Bisecting v5.1..v5.2 could > be a real chore, so perhaps we could coordinate efforts (off-list)? Sure, my current testing indicates it's somewhere inside this pull request: Merge: 89c3b37af87e eb85d03e01c3 Author: Linus Torvalds Date: Wed May 8 21:35:19 2019 -0700 Merge tag 'drm-next-2019-05-09' of git://anongit.freedesktop.org/drm/drm Pull drm updates from Dave Airlie: So I was about to test out the i915 changes in that but since my laptop is what I use for daily work, it's a bit hard (can't freeze up on video calls for instance). James