Received: by 2002:a05:6a10:6744:0:0:0:0 with SMTP id w4csp286313pxu; Wed, 14 Oct 2020 00:56:45 -0700 (PDT) X-Google-Smtp-Source: ABdhPJx78mtpJb9ZuLFE87w3p8picFHNb3JDFRNy55joJCUXriWdFRXYKc67xJxy/jvUWQJ95G6j X-Received: by 2002:a50:9e82:: with SMTP id a2mr3760537edf.117.1602662205513; Wed, 14 Oct 2020 00:56:45 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1602662205; cv=none; d=google.com; s=arc-20160816; b=E+JgIjWZqJAnciFLP/BjhlbxNVEODRjc5qqCwrAHqzxdKH6m6i2csgUN/IhhMUdQh6 aY6T7nobxKp26DCbfOGpz69Uf9AirFAdetMZ9QWTBrQaVfhkKp7Ycm+TnqaoIgdB8J6t Z2zhQiZnai4TyipwMmS6AThyS1IomvkNlGMmCSgzbghVxIL2fNTaEyq/yy+Aqoj74FUC Mgi7l7p8nPlRY7p8zEM4STLZ6de/140ytMT/3HDrlUuzWU0V/uAmU4yqFVkWD9/XHTmt HRB0TXLBg0+NS8JqXHKoveXUgyysE33sMLTXw3s5c1kiT8aoavy3FXyHAQeKwSysc8c9 UssA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:user-agent:references:message-id :in-reply-to:subject:cc:to:from:date; bh=4s0z4Pn/OinmSfnEl2EngGs/E+eb6m0WZ8al5oc4A7E=; b=ReUsEMgEvTDGoXehbNHGcUAGSYdJxTa4yJjGOrJrMiM8H2XqSPY3sFKceb0q7QFcxA 4JpaGXy73DKawtxKKwV6y5bK9m5w1wSEcsKLvVaeqyX9c7Sf7BW9oE+p5XRSrdEAPXSp K3CgJbGm4ph3WWG82F7JFo33LXSoHQrkq2pU5nKop+vTlG62fmT9e5kUnvgy3B6c2qEw Xi3eIVtQM8mzyv7ovH+QK9hGrdP+U3G40WFW8i2BwjZ2crDq72wxNn1yO+VlWi16K7uX hJCiV6TLsYY8JuGM0GV7H2Dyeo+WzNXFqx8Cm1lsZZG2lrn/oWKGL6MrobgKqm2xmqSL xVrg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id o21si1191395ejx.13.2020.10.14.00.56.22; Wed, 14 Oct 2020 00:56:45 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730003AbgJMXyT (ORCPT + 99 others); Tue, 13 Oct 2020 19:54:19 -0400 Received: from winds.org ([68.75.195.9]:45042 "EHLO winds.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726953AbgJMXyT (ORCPT ); Tue, 13 Oct 2020 19:54:19 -0400 Received: by winds.org (Postfix, from userid 100) id 9B0A113F97CD; Tue, 13 Oct 2020 19:54:18 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by winds.org (Postfix) with ESMTP id 97C9913F9795; Tue, 13 Oct 2020 19:54:18 -0400 (EDT) Date: Tue, 13 Oct 2020 19:54:18 -0400 (EDT) From: Byron Stanoszek To: Ben Skeggs cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org Subject: Re: Nouveau DRM failure on 5120x1440 screen with 5.8/5.9 kernel In-Reply-To: Message-ID: References: User-Agent: Alpine 2.23 (LNX 451 2020-06-18) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 13 Oct 2020, Byron Stanoszek wrote: > I'm having a problem with both the 5.8 and 5.9 kernels using the nouveau DRM > driver. I have a laptop with a VGA card (specs below) connected to a > 5120x1440 screen. At boot time, the card correctly detects the screen, tries > to allocate fbdev fb0, then the video hangs completely for 15-30 seconds > until it goes blank. This message eventually displays after a while: Workqueue: nvkm-disp nv50_disp_super RIP: 0010:nv50_disp_super_2_2+0x1b0/0x470 Code: 69 00 00 48 69 c0 d3 4d 62 10 48 c1 e8 26 49 89 c5 0f b7 43 40 44 89 e9 8d 44 02 f9 0f b7 53 46 29 d0 31 d2 48 98 49 0f af c4 <48> f7 f1 48 89 c6 0f b7 43 4e 0f b7 53 4c 83 e8 19 29 d0 31 d2 48 RSP: 0018:ffffc900005e3e08 EFLAGS: 00010206 RAX: 0000000000000000 RBX: ffff88841b08ed20 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffc90003614200 RDI: ffffffff820c1140 RBP: ffff88841b202060 R08: 0000000000000000 R09: 00000000000061ce R10: 0000000000000018 R11: 0000000000000018 R12: 0000000000000000 R13: 0000000000000000 R14: ffff88841b96b800 R15: ffff88841b975000 FS: 0000000000000000(0000) GS:ffff88841dc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f922e61e000 CR3: 000000000240a004 CR4: 00000000001706b0 Call Trace: ? nvkm_dp_disable+0x5d/0x70 ? nv50_disp_super+0x137/0x220 ? process_one_work+0x19c/0x2c0 ? worker_thread+0x48/0x350 ? process_one_work+0x2c0/0x2c0 ? kthread+0x129/0x150 ? __kthread_create_worker+0x100/0x100 ? ret_from_fork+0x22/0x30 ---[ end trace dbb0d14fd1ddb445 ]--- nouveau 0000:01:00.0: DRM: core notifier timeout Thanks, -Byron