From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751242Ab3K3UjC (ORCPT ); Sat, 30 Nov 2013 15:39:02 -0500 Received: from cpsmtpb-ews08.kpnxchange.com ([213.75.39.13]:51207 "EHLO cpsmtpb-ews08.kpnxchange.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750892Ab3K3Ui7 (ORCPT ); Sat, 30 Nov 2013 15:38:59 -0500 Message-ID: <1385843936.10971.5.camel@x41.thuisdomein> Subject: [i915] WARNING: [...] drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from_connector From: Paul Bolle To: Daniel Vetter , David Airlie Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Date: Sat, 30 Nov 2013 21:38:56 +0100 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.6.4 (3.6.4-3.fc18) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 30 Nov 2013 20:38:57.0112 (UTC) FILETIME=[3119DD80:01CEEE0C] X-RcptDomain: vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On both v3.13-rc1 and v3.13-rc2 is see this at every boot and during every suspend and resume cycle: <4>[ 2.682468] WARNING: CPU: 0 PID: 173 at drivers/gpu/drm/i915/intel_display.c:9948 intel_get_pipe_from_connector+0x42/0x50 [i915]() <5>[ 2.682470] Modules linked in: i915(F+) ata_generic(F) pata_acpi(F) yenta_socket(F+) i2c_algo_bit(F) drm_kms_helper(F) tg3(F+) ptp(F) pps_core(F) drm(F) i2c_core(F) video(F) sunrpc(F) <5>[ 2.682489] CPU: 0 PID: 173 Comm: systemd-udevd Tainted: GF 3.13.0-0.rc2.1.local0.fc18.i686 #1 <5>[ 2.682492] Hardware name: IBM 2525FAG/2525FAG, BIOS 74ET61WW (2.06 ) 03/14/2006 <5>[ 2.682495] 00000000 00000000 f54739f4 c09b66d2 00000000 f5473a24 c0449b14 c0b541a4 <5>[ 2.682502] 00000000 000000ad f82c9524 000026dc f8282692 f8282692 f555ed80 00061200 <5>[ 2.682509] f567c000 f5473a34 c0449b52 00000009 00000000 f5473a40 f8282692 f5578800 <5>[ 2.682516] Call Trace: <5>[ 2.682528] [] dump_stack+0x41/0x52 <5>[ 2.682534] [] warn_slowpath_common+0x84/0xa0 <5>[ 2.682571] [] ? intel_get_pipe_from_connector+0x42/0x50 [i915] <5>[ 2.682607] [] ? intel_get_pipe_from_connector+0x42/0x50 [i915] <5>[ 2.682612] [] warn_slowpath_null+0x22/0x30 <5>[ 2.682648] [] intel_get_pipe_from_connector+0x42/0x50 [i915] <5>[ 2.682689] [] intel_panel_disable_backlight+0x21/0x160 [i915] <5>[ 2.682725] [] intel_disable_lvds+0x41/0x160 [i915] <5>[ 2.682760] [] i9xx_crtc_disable+0x200/0x2c0 [i915] <5>[ 2.682802] [] ? gen4_read32+0x31/0x90 [i915] <5>[ 2.682839] [] intel_modeset_setup_hw_state+0x92e/0xb00 [i915] <5>[ 2.682844] [] ? power_down+0x8c/0x8d <5>[ 2.682884] [] ? gen4_write64+0xa0/0xa0 [i915] <5>[ 2.682920] [] intel_modeset_gem_init+0x20/0x30 [i915] <5>[ 2.682950] [] i915_driver_load+0xb53/0xdd0 [i915] <5>[ 2.682978] [] ? i915_switcheroo_set_state+0xa0/0xa0 [i915] <5>[ 2.683003] [] drm_dev_register+0x8c/0x1a0 [drm] <5>[ 2.683043] [] drm_get_pci_dev+0x85/0x130 [drm] <5>[ 2.683050] [] ? sysfs_do_create_link_sd.isra.3+0xa8/0x1c0 <5>[ 2.683057] [] ? notifier_call_chain+0x43/0x60 <5>[ 2.683086] [] i915_pci_probe+0x3a/0x80 [i915] <5>[ 2.683093] [] pci_device_probe+0x79/0xc0 <5>[ 2.683097] [] ? sysfs_create_link+0x25/0x40 <5>[ 2.683104] [] driver_probe_device+0x79/0x360 <5>[ 2.683108] [] ? pci_match_device+0x9e/0xb0 <5>[ 2.683113] [] __driver_attach+0x91/0xa0 <5>[ 2.683117] [] ? driver_probe_device+0x360/0x360 <5>[ 2.683121] [] bus_for_each_dev+0x42/0x80 <5>[ 2.683125] [] driver_attach+0x1e/0x20 <5>[ 2.683130] [] ? driver_probe_device+0x360/0x360 <5>[ 2.683134] [] bus_add_driver+0xec/0x210 <5>[ 2.683138] [] driver_register+0x59/0xe0 <5>[ 2.683142] [] ? 0xf7fb1fff <5>[ 2.683147] [] __pci_register_driver+0x33/0x40 <5>[ 2.683150] [] ? 0xf7fb1fff <5>[ 2.683166] [] drm_pci_init+0xfd/0x110 [drm] <5>[ 2.683170] [] ? 0xf7fb1fff <5>[ 2.683198] [] i915_init+0x5e/0x60 [i915] <5>[ 2.683203] [] do_one_initcall+0xda/0x1a0 <5>[ 2.683206] [] ? 0xf7fb1fff <5>[ 2.683211] [] ? __add_event_to_tracers+0x21/0x30 <5>[ 2.683215] [] ? 0xf7fb1fff <5>[ 2.683221] [] ? set_memory_ro+0x37/0x40 <5>[ 2.683228] [] load_module+0x1abd/0x2390 <5>[ 2.683235] [] SyS_init_module+0xa7/0x110 <5>[ 2.683242] [] ? vm_mmap_pgoff+0x8b/0xb0 <5>[ 2.683248] [] sysenter_do_call+0x12/0x28 Feel free to prod for further details. Paul Bolle