From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751879AbaHSVlQ (ORCPT ); Tue, 19 Aug 2014 17:41:16 -0400 Received: from mail-ig0-f173.google.com ([209.85.213.173]:44379 "EHLO mail-ig0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751691AbaHSVlO (ORCPT ); Tue, 19 Aug 2014 17:41:14 -0400 Message-ID: <53F3C477.7070004@lwfinger.net> Date: Tue, 19 Aug 2014 16:41:11 -0500 From: Larry Finger User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.7.0 MIME-Version: 1.0 To: Daniel Vetter , Jani Nikula CC: intel-gfx@lists.freedesktop.org, DRI , LKML Subject: WARNING in 3.17-rc1 for i915 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org My Toshiba A50 with graphics adapter described by 00:02.0 VGA compatible controller [0300]: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller [8086:0416] (rev 06) gets the following warning on 3.17-rc1: [ 1271.563533] ------------[ cut here ]------------ [ 1271.563568] WARNING: CPU: 1 PID: 1050 at drivers/gpu/drm/i915/intel_display.c:1234 assert_cursor.constprop.79+0x99/0xa0 [i915]() [ 1271.563571] cursor on pipe A assertion failure (expected off, current on) [ 1271.563573] Modules linked in: ctr ccm fuse nfs bnep bluetooth af_packet fscache arc4 x86_pkg_temp_thermal kvm_intel iwlmvm kvm mac80211 crct10dif_pclmul crc32_pclmul crc32c_intel snd_hda_codec_generic i915 snd_hda_intel ghash_clmulni_intel aesni_intel aes_x86_64 snd_hda_controller lrw gf128mul snd_hda_codec glue_helper iwlwifi ablk_helper rtsx_pci_sdmmc cryptd snd_hwdep snd_pcm rtsx_pci_ms memstick mmc_core snd_seq acpi_cpufreq cfg80211 drm_kms_helper processor drm microcode pcspkr serio_raw thermal video thermal_sys sr_mod cdrom lpc_ich snd_seq_device snd_timer rfkill rtsx_pci mfd_core snd soundcore e1000e i2c_algo_bit hwmon ptp pps_core wmi xhci_hcd ac battery button sg dm_mod autofs4 [ 1271.563659] CPU: 1 PID: 1050 Comm: Xorg Not tainted 3.17.0-rc1+ #9 [ 1271.563661] Hardware name: TOSHIBA TECRA A50-A/TECRA A50-A, BIOS Version 4.20 04/17/2014 [ 1271.563664] 0000000000000009 ffff8800c72f7aa8 ffffffff816a009b ffff8800c72f7af0 [ 1271.563670] ffff8800c72f7ae0 ffffffff8105bdfd 0000000000000000 0000000000000000 [ 1271.563675] 0000000000000003 ffff8800c6741000 ffff8800c6741000 ffff8800c72f7b40 [ 1271.563681] Call Trace: [ 1271.563688] [] dump_stack+0x4d/0x6f [ 1271.563695] [] warn_slowpath_common+0x7d/0xa0 [ 1271.563699] [] warn_slowpath_fmt+0x4c/0x50 [ 1271.563720] [] assert_cursor.constprop.79+0x99/0xa0 [i915] [ 1271.563737] [] intel_enable_pipe+0x49/0x1f0 [i915] [ 1271.563757] [] haswell_crtc_enable+0x486/0xa80 [i915] [ 1271.563774] [] __intel_set_mode+0x822/0xac0 [i915] [ 1271.563793] [] intel_set_mode+0x16/0x30 [i915] [ 1271.563811] [] intel_crtc_set_config+0x92c/0xe70 [i915] [ 1271.563828] [] drm_mode_set_config_internal+0x67/0xf0 [drm] [ 1271.563843] [] drm_mode_setcrtc+0xdc/0x590 [drm] [ 1271.563855] [] drm_ioctl+0x1a6/0x640 [drm] [ 1271.563862] [] ? __fget+0x5/0xe0 [ 1271.563867] [] do_vfs_ioctl+0x300/0x520 [ 1271.563871] [] ? __fget+0xad/0xe0 [ 1271.563876] [] ? __fget+0x5/0xe0 [ 1271.563880] [] SyS_ioctl+0x81/0xa0 [ 1271.563887] [] system_call_fastpath+0x16/0x1b [ 1271.563889] ---[ end trace 2327ac1a479ad52b ]--- Larry