From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752430AbdAZNve (ORCPT ); Thu, 26 Jan 2017 08:51:34 -0500 Received: from mga07.intel.com ([134.134.136.100]:17775 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752020AbdAZNvd (ORCPT ); Thu, 26 Jan 2017 08:51:33 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,289,1477983600"; d="scan'208";a="813587405" From: Jani Nikula To: Borislav Petkov , dri-devel@lists.freedesktop.org Cc: lkml Subject: Re: 4.10-rc5+ WARNING: CPU: 3 PID: 1 at ./include/drm/drm_crtc.h:857 drm_kms_helper_poll_enable.part.4+0xa8/0xc0 In-Reply-To: <20170126074758.zzgwxuyijfzxipiz@pd.tnic> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20170126074758.zzgwxuyijfzxipiz@pd.tnic> Date: Thu, 26 Jan 2017 15:51:25 +0200 Message-ID: <87mvee2ale.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 Thu, 26 Jan 2017, Borislav Petkov wrote: > Hi all, > > I see this brand new warning when booting here. > > Top commit is v4.10-rc5-107-g883af14e67e8 from Linus' master. Please try [1]. BR, Jani. [1] http://mid.mail-archive.com/CAPM=9tzntDtR5opqNtfB=b_tDbv3BKGkJDHvfk9HVfFzwMMAJA@mail.gmail.com > > [ 2.209255] [drm] Initialized > [ 2.210636] [drm] Memory usable by graphics device = 2048M > [ 2.210732] [drm] Replacing VGA console driver > [ 2.211517] Console: switching to colour dummy device 80x25 > [ 2.218452] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). > [ 2.218471] [drm] Driver supports precise vblank timestamp query. > [ 2.219510] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem > [ 2.297687] ------------[ cut here ]------------ > [ 2.297714] WARNING: CPU: 3 PID: 1 at ./include/drm/drm_crtc.h:857 drm_kms_helper_poll_enable.part.4+0xa8/0xc0 > [ 2.297732] Modules linked in: > [ 2.297745] CPU: 3 PID: 1 Comm: swapper/0 Not tainted 4.10.0-rc5+ #1 > [ 2.297757] Hardware name: LENOVO 2320CTO/2320CTO, BIOS G2ET86WW (2.06 ) 11/13/2012 > [ 2.297772] Call Trace: > [ 2.297787] dump_stack+0x67/0x92 > [ 2.297801] __warn+0xcb/0xf0 > [ 2.297812] warn_slowpath_null+0x1d/0x20 > [ 2.297824] drm_kms_helper_poll_enable.part.4+0xa8/0xc0 > [ 2.297837] drm_kms_helper_poll_init+0xaa/0xb0 > [ 2.297851] i915_driver_load+0x1384/0x1430 > [ 2.297864] i915_pci_probe+0x2d/0x50 > [ 2.297876] local_pci_probe+0x42/0xa0 > [ 2.297888] ? pci_match_device+0xe0/0x110 > [ 2.297900] pci_device_probe+0xdb/0x130 > [ 2.297915] driver_probe_device+0x204/0x2e0 > [ 2.297927] __driver_attach+0x9f/0xb0 > [ 2.297938] ? driver_probe_device+0x2e0/0x2e0 > [ 2.297950] bus_for_each_dev+0x66/0xa0 > [ 2.297961] driver_attach+0x1e/0x20 > [ 2.297972] bus_add_driver+0x1b4/0x230 > [ 2.297986] ? mipi_dsi_bus_init+0x12/0x12 > [ 2.297998] driver_register+0x60/0xe0 > [ 2.298009] ? mipi_dsi_bus_init+0x12/0x12 > [ 2.298020] __pci_register_driver+0x5d/0x60 > [ 2.298032] i915_init+0x52/0x55 > [ 2.298045] do_one_initcall+0x53/0x1a0 > [ 2.298057] ? parse_args+0x260/0x3e0 > [ 2.298071] kernel_init_freeable+0x11d/0x1a3 > [ 2.298084] ? rest_init+0x140/0x140 > [ 2.298094] kernel_init+0xe/0x100 > [ 2.298104] ret_from_fork+0x2e/0x40 > [ 2.298120] ---[ end trace a758b84f8e587539 ]--- > [ 2.302699] ACPI: Video Device [VID] (multi-head: yes rom: no post: no) > [ 2.304017] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input3 > [ 2.304287] [drm] Initialized i915 1.6.0 20161121 for 0000:00:02.0 on minor 0 -- Jani Nikula, Intel Open Source Technology Center