Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755988AbaDNQk0 (ORCPT ); Mon, 14 Apr 2014 12:40:26 -0400 Received: from mail-pd0-f176.google.com ([209.85.192.176]:46001 "EHLO mail-pd0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755552AbaDNQkR (ORCPT ); Mon, 14 Apr 2014 12:40:17 -0400 Date: Mon, 14 Apr 2014 09:40:10 -0700 From: Steven Noonan To: linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, Keith Packard , David Airlie Subject: REGRESSION 3.14 i915 warning & mouse cursor vanishing Message-ID: <20140414164010.GA1019@falcon> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Was using my machine normally, then my mouse cursor vanished. After switching to a VT and back to X11, my cursor came back. But I did notice a nasty trace in dmesg (below). I have a few options specified on my command line related to i915, but these worked fine through 3.13.9: i915.lvds_downclock=1 i915.i915_enable_rc6=7 i915.i915_enable_fbc=1 System is a Lenovo ThinkPad S1 Yoga. lspci: $ sudo lspci -nn 00:00.0 Host bridge [0600]: Intel Corporation Haswell-ULT DRAM Controller [8086:0a04] (rev 0b) 00:02.0 VGA compatible controller [0300]: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b) 00:03.0 Audio device [0403]: Intel Corporation Device [8086:0a0c] (rev 0b) 00:14.0 USB controller [0c03]: Intel Corporation Lynx Point-LP USB xHCI HC [8086:9c31] (rev 04) 00:16.0 Communication controller [0780]: Intel Corporation Lynx Point-LP HECI #0 [8086:9c3a] (rev 04) 00:1b.0 Audio device [0403]: Intel Corporation Lynx Point-LP HD Audio Controller [8086:9c20] (rev 04) 00:1c.0 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 1 [8086:9c10] (rev e4) 00:1c.2 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 3 [8086:9c14] (rev e4) 00:1c.3 PCI bridge [0604]: Intel Corporation Lynx Point-LP PCI Express Root Port 4 [8086:9c16] (rev e4) 00:1d.0 USB controller [0c03]: Intel Corporation Lynx Point-LP USB EHCI #1 [8086:9c26] (rev 04) 00:1f.0 ISA bridge [0601]: Intel Corporation Lynx Point-LP LPC Controller [8086:9c43] (rev 04) 00:1f.2 SATA controller [0106]: Intel Corporation Lynx Point-LP SATA Controller 1 [AHCI mode] [8086:9c03] (rev 04) 00:1f.3 SMBus [0c05]: Intel Corporation Lynx Point-LP SMBus Controller [8086:9c22] (rev 04) 04:00.0 Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b2] (rev 73) 05:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device [10ec:5227] (rev 01) Let me know what other information would be helpful. I could do a bisection if needed, but I'm hoping the stack traces below trigger an "aha" moment in somebody. Here's the trace: [ 1703.305960] ------------[ cut here ]------------ [ 1703.305982] WARNING: CPU: 2 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.305983] Device suspended [ 1703.305984] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306011] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306028] CPU: 2 PID: 351 Comm: X Tainted: G C 3.14.0-1-ec2 #1 [ 1703.306029] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306030] 0000000000000009 ffff88021f283d50 ffffffff814ea57f ffff88021f283d98 [ 1703.306032] ffff88021f283d88 ffffffff810653dd ffff8800d2748000 000000000004400c [ 1703.306034] ffff8800d2748028 ffff8800d2748020 0000000074002529 ffff88021f283de8 [ 1703.306036] Call Trace: [ 1703.306037] [] dump_stack+0x45/0x56 [ 1703.306044] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306046] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306050] [] ? enqueue_task_fair+0x43d/0x550 [ 1703.306055] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306060] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306065] [] i915_queue_hangcheck+0x129a/0x2f20 [i915] [ 1703.306068] [] ? try_to_wake_up+0x28c/0x2a0 [ 1703.306070] [] handle_irq_event_percpu+0x62/0x1f0 [ 1703.306072] [] handle_irq_event+0x3d/0x60 [ 1703.306074] [] handle_edge_irq+0x108/0x140 [ 1703.306078] [] handle_irq+0x1e/0x40 [ 1703.306081] [] do_IRQ+0x4f/0xe0 [ 1703.306084] [] common_interrupt+0x6d/0x6d [ 1703.306085] [] ? arp_ignore+0x8c/0x8c [ 1703.306089] [] ? msleep+0x2f/0x40 [ 1703.306092] [] pci_raw_set_power_state+0x142/0x230 [ 1703.306095] [] pci_set_power_state+0xd3/0x150 [ 1703.306097] [] pci_restore_standard_config+0x3a/0x50 [ 1703.306099] [] pci_pm_runtime_resume+0x56/0xb0 [ 1703.306100] [] ? pci_restore_standard_config+0x50/0x50 [ 1703.306103] [] __rpm_callback+0x8d/0xf0 [ 1703.306105] [] rpm_callback+0x65/0x90 [ 1703.306107] [] rpm_resume+0x443/0x770 [ 1703.306109] [] __pm_runtime_resume+0x5a/0x80 [ 1703.306115] [] intel_runtime_pm_get+0x39/0x70 [i915] [ 1703.306120] [] i915_gem_evict_everything+0x15c4/0x2320 [i915] [ 1703.306123] [] ? kmem_cache_alloc_trace+0x3c/0x240 [ 1703.306131] [] ? drm_vma_node_allow+0x2a/0xd0 [drm] [ 1703.306137] [] ? i915_gem_execbuffer2+0x7f/0x1a00 [i915] [ 1703.306141] [] i915_gem_execbuffer2+0x1b8/0x1a00 [i915] [ 1703.306147] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1703.306150] [] ? __schedule+0x665/0x8a0 [ 1703.306153] [] do_vfs_ioctl+0x470/0x4b0 [ 1703.306155] [] SyS_ioctl+0x53/0x90 [ 1703.306157] [] ? __audit_syscall_exit+0x26d/0x290 [ 1703.306159] [] system_call_fastpath+0x1a/0x1f [ 1703.306160] ---[ end trace b818a8455da5fdee ]--- [ 1703.306163] ------------[ cut here ]------------ [ 1703.306167] WARNING: CPU: 2 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.306168] Device suspended [ 1703.306168] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306193] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306207] CPU: 2 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1703.306208] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306208] 0000000000000009 ffff88021f283d50 ffffffff814ea57f ffff88021f283d98 [ 1703.306210] ffff88021f283d88 ffffffff810653dd ffff8800d2748000 00000000000c400c [ 1703.306212] ffff8800d2748028 ffff8800d2748020 0000000000000000 ffff88021f283de8 [ 1703.306214] Call Trace: [ 1703.306215] [] dump_stack+0x45/0x56 [ 1703.306218] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306220] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306223] [] ? enqueue_task_fair+0x43d/0x550 [ 1703.306227] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306232] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306236] [] i915_queue_hangcheck+0x12e4/0x2f20 [i915] [ 1703.306238] [] ? try_to_wake_up+0x28c/0x2a0 [ 1703.306240] [] handle_irq_event_percpu+0x62/0x1f0 [ 1703.306242] [] handle_irq_event+0x3d/0x60 [ 1703.306243] [] handle_edge_irq+0x108/0x140 [ 1703.306245] [] handle_irq+0x1e/0x40 [ 1703.306247] [] do_IRQ+0x4f/0xe0 [ 1703.306250] [] common_interrupt+0x6d/0x6d [ 1703.306251] [] ? arp_ignore+0x8c/0x8c [ 1703.306254] [] ? msleep+0x2f/0x40 [ 1703.306256] [] pci_raw_set_power_state+0x142/0x230 [ 1703.306259] [] pci_set_power_state+0xd3/0x150 [ 1703.306261] [] pci_restore_standard_config+0x3a/0x50 [ 1703.306263] [] pci_pm_runtime_resume+0x56/0xb0 [ 1703.306264] [] ? pci_restore_standard_config+0x50/0x50 [ 1703.306266] [] __rpm_callback+0x8d/0xf0 [ 1703.306268] [] rpm_callback+0x65/0x90 [ 1703.306270] [] rpm_resume+0x443/0x770 [ 1703.306272] [] __pm_runtime_resume+0x5a/0x80 [ 1703.306278] [] intel_runtime_pm_get+0x39/0x70 [i915] [ 1703.306283] [] i915_gem_evict_everything+0x15c4/0x2320 [i915] [ 1703.306285] [] ? kmem_cache_alloc_trace+0x3c/0x240 [ 1703.306292] [] ? drm_vma_node_allow+0x2a/0xd0 [drm] [ 1703.306298] [] ? i915_gem_execbuffer2+0x7f/0x1a00 [i915] [ 1703.306303] [] i915_gem_execbuffer2+0x1b8/0x1a00 [i915] [ 1703.306308] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1703.306311] [] ? __schedule+0x665/0x8a0 [ 1703.306313] [] do_vfs_ioctl+0x470/0x4b0 [ 1703.306315] [] SyS_ioctl+0x53/0x90 [ 1703.306318] [] ? __audit_syscall_exit+0x26d/0x290 [ 1703.306319] [] system_call_fastpath+0x1a/0x1f [ 1703.306320] ---[ end trace b818a8455da5fdef ]--- [ 1703.306326] ------------[ cut here ]------------ [ 1703.306330] WARNING: CPU: 2 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.306331] Device suspended [ 1703.306331] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306355] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306369] CPU: 2 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1703.306370] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306371] 0000000000000009 ffff88021f283d50 ffffffff814ea57f ffff88021f283d98 [ 1703.306373] ffff88021f283d88 ffffffff810653dd ffff8800d2748000 0000000000044008 [ 1703.306374] ffff8800d2748028 ffff8800d2748020 0000000020000000 ffff88021f283de8 [ 1703.306376] Call Trace: [ 1703.306377] [] dump_stack+0x45/0x56 [ 1703.306380] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306382] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306387] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306392] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306396] [] i915_queue_hangcheck+0x1f51/0x2f20 [i915] [ 1703.306399] [] ? try_to_wake_up+0x28c/0x2a0 [ 1703.306400] [] handle_irq_event_percpu+0x62/0x1f0 [ 1703.306402] [] handle_irq_event+0x3d/0x60 [ 1703.306404] [] handle_edge_irq+0x108/0x140 [ 1703.306406] [] handle_irq+0x1e/0x40 [ 1703.306408] [] do_IRQ+0x4f/0xe0 [ 1703.306410] [] common_interrupt+0x6d/0x6d [ 1703.306411] [] ? arp_ignore+0x8c/0x8c [ 1703.306414] [] ? msleep+0x2f/0x40 [ 1703.306416] [] pci_raw_set_power_state+0x142/0x230 [ 1703.306419] [] pci_set_power_state+0xd3/0x150 [ 1703.306421] [] pci_restore_standard_config+0x3a/0x50 [ 1703.306423] [] pci_pm_runtime_resume+0x56/0xb0 [ 1703.306424] [] ? pci_restore_standard_config+0x50/0x50 [ 1703.306426] [] __rpm_callback+0x8d/0xf0 [ 1703.306428] [] rpm_callback+0x65/0x90 [ 1703.306430] [] rpm_resume+0x443/0x770 [ 1703.306432] [] __pm_runtime_resume+0x5a/0x80 [ 1703.306438] [] intel_runtime_pm_get+0x39/0x70 [i915] [ 1703.306443] [] i915_gem_evict_everything+0x15c4/0x2320 [i915] [ 1703.306445] [] ? kmem_cache_alloc_trace+0x3c/0x240 [ 1703.306452] [] ? drm_vma_node_allow+0x2a/0xd0 [drm] [ 1703.306457] [] ? i915_gem_execbuffer2+0x7f/0x1a00 [i915] [ 1703.306462] [] i915_gem_execbuffer2+0x1b8/0x1a00 [i915] [ 1703.306467] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1703.306470] [] ? __schedule+0x665/0x8a0 [ 1703.306472] [] do_vfs_ioctl+0x470/0x4b0 [ 1703.306474] [] SyS_ioctl+0x53/0x90 [ 1703.306476] [] ? __audit_syscall_exit+0x26d/0x290 [ 1703.306478] [] system_call_fastpath+0x1a/0x1f [ 1703.306479] ---[ end trace b818a8455da5fdf0 ]--- [ 1703.306481] ------------[ cut here ]------------ [ 1703.306484] WARNING: CPU: 2 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.306485] Device suspended [ 1703.306486] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306510] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306523] CPU: 2 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1703.306524] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306525] 0000000000000009 ffff88021f283d50 ffffffff814ea57f ffff88021f283d98 [ 1703.306527] ffff88021f283d88 ffffffff810653dd ffff8800d2748000 000000000004400c [ 1703.306528] ffff8800d2748028 ffff8800d2748020 00000000f4002529 ffff88021f283de8 [ 1703.306530] Call Trace: [ 1703.306531] [] dump_stack+0x45/0x56 [ 1703.306534] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306536] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306541] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306545] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306550] [] i915_queue_hangcheck+0x1fb3/0x2f20 [i915] [ 1703.306552] [] ? try_to_wake_up+0x28c/0x2a0 [ 1703.306554] [] handle_irq_event_percpu+0x62/0x1f0 [ 1703.306555] [] handle_irq_event+0x3d/0x60 [ 1703.306557] [] handle_edge_irq+0x108/0x140 [ 1703.306559] [] handle_irq+0x1e/0x40 [ 1703.306561] [] do_IRQ+0x4f/0xe0 [ 1703.306564] [] common_interrupt+0x6d/0x6d [ 1703.306565] [] ? arp_ignore+0x8c/0x8c [ 1703.306567] [] ? msleep+0x2f/0x40 [ 1703.306569] [] pci_raw_set_power_state+0x142/0x230 [ 1703.306572] [] pci_set_power_state+0xd3/0x150 [ 1703.306575] [] pci_restore_standard_config+0x3a/0x50 [ 1703.306576] [] pci_pm_runtime_resume+0x56/0xb0 [ 1703.306578] [] ? pci_restore_standard_config+0x50/0x50 [ 1703.306580] [] __rpm_callback+0x8d/0xf0 [ 1703.306582] [] rpm_callback+0x65/0x90 [ 1703.306584] [] rpm_resume+0x443/0x770 [ 1703.306586] [] __pm_runtime_resume+0x5a/0x80 [ 1703.306591] [] intel_runtime_pm_get+0x39/0x70 [i915] [ 1703.306596] [] i915_gem_evict_everything+0x15c4/0x2320 [i915] [ 1703.306598] [] ? kmem_cache_alloc_trace+0x3c/0x240 [ 1703.306605] [] ? drm_vma_node_allow+0x2a/0xd0 [drm] [ 1703.306610] [] ? i915_gem_execbuffer2+0x7f/0x1a00 [i915] [ 1703.306615] [] i915_gem_execbuffer2+0x1b8/0x1a00 [i915] [ 1703.306620] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1703.306623] [] ? __schedule+0x665/0x8a0 [ 1703.306625] [] do_vfs_ioctl+0x470/0x4b0 [ 1703.306627] [] SyS_ioctl+0x53/0x90 [ 1703.306629] [] ? __audit_syscall_exit+0x26d/0x290 [ 1703.306631] [] system_call_fastpath+0x1a/0x1f [ 1703.306632] ---[ end trace b818a8455da5fdf1 ]--- [ 1703.306633] ------------[ cut here ]------------ [ 1703.306637] WARNING: CPU: 2 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.306638] Device suspended [ 1703.306638] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306663] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306676] CPU: 2 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1703.306677] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306678] 0000000000000009 ffff88021f283d50 ffffffff814ea57f ffff88021f283d98 [ 1703.306680] ffff88021f283d88 ffffffff810653dd ffff8800d2748000 00000000000c400c [ 1703.306681] ffff8800d2748028 ffff8800d2748020 00000000ffffffff ffff88021f283de8 [ 1703.306683] Call Trace: [ 1703.306684] [] dump_stack+0x45/0x56 [ 1703.306687] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306689] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306694] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306698] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306703] [] i915_queue_hangcheck+0x1fe4/0x2f20 [i915] [ 1703.306705] [] ? try_to_wake_up+0x28c/0x2a0 [ 1703.306707] [] handle_irq_event_percpu+0x62/0x1f0 [ 1703.306708] [] handle_irq_event+0x3d/0x60 [ 1703.306710] [] handle_edge_irq+0x108/0x140 [ 1703.306712] [] handle_irq+0x1e/0x40 [ 1703.306714] [] do_IRQ+0x4f/0xe0 [ 1703.306717] [] common_interrupt+0x6d/0x6d [ 1703.306717] [] ? arp_ignore+0x8c/0x8c [ 1703.306720] [] ? msleep+0x2f/0x40 [ 1703.306722] [] pci_raw_set_power_state+0x142/0x230 [ 1703.306725] [] pci_set_power_state+0xd3/0x150 [ 1703.306728] [] pci_restore_standard_config+0x3a/0x50 [ 1703.306729] [] pci_pm_runtime_resume+0x56/0xb0 [ 1703.306730] [] ? pci_restore_standard_config+0x50/0x50 [ 1703.306733] [] __rpm_callback+0x8d/0xf0 [ 1703.306734] [] rpm_callback+0x65/0x90 [ 1703.306736] [] rpm_resume+0x443/0x770 [ 1703.306739] [] __pm_runtime_resume+0x5a/0x80 [ 1703.306744] [] intel_runtime_pm_get+0x39/0x70 [i915] [ 1703.306749] [] i915_gem_evict_everything+0x15c4/0x2320 [i915] [ 1703.306751] [] ? kmem_cache_alloc_trace+0x3c/0x240 [ 1703.306757] [] ? drm_vma_node_allow+0x2a/0xd0 [drm] [ 1703.306763] [] ? i915_gem_execbuffer2+0x7f/0x1a00 [i915] [ 1703.306767] [] i915_gem_execbuffer2+0x1b8/0x1a00 [i915] [ 1703.306772] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1703.306776] [] ? __schedule+0x665/0x8a0 [ 1703.306778] [] do_vfs_ioctl+0x470/0x4b0 [ 1703.306780] [] SyS_ioctl+0x53/0x90 [ 1703.306782] [] ? __audit_syscall_exit+0x26d/0x290 [ 1703.306783] [] system_call_fastpath+0x1a/0x1f [ 1703.306784] ---[ end trace b818a8455da5fdf2 ]--- [ 1703.306794] ------------[ cut here ]------------ [ 1703.306798] WARNING: CPU: 2 PID: 255 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1703.306798] Device suspended [ 1703.306799] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1703.306823] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1703.306837] CPU: 2 PID: 255 Comm: kworker/2:3 Tainted: G WC 3.14.0-1-ec2 #1 [ 1703.306838] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1703.306842] Workqueue: events intel_unregister_dsm_handler [i915] [ 1703.306843] 0000000000000009 ffff880037e69c58 ffffffff814ea57f ffff880037e69ca0 [ 1703.306845] ffff880037e69c90 ffffffff810653dd ffff8800d2748000 0000000000048254 [ 1703.306846] ffff8800d2748028 ffff8800d2748020 0000000000000063 ffff880037e69cf0 [ 1703.306848] Call Trace: [ 1703.306851] [] dump_stack+0x45/0x56 [ 1703.306852] [] warn_slowpath_common+0x7d/0xa0 [ 1703.306854] [] warn_slowpath_fmt+0x4c/0x50 [ 1703.306857] [] ? native_sched_clock+0x7d/0xb0 [ 1703.306859] [] ? __switch_to_xtra+0x132/0x160 [ 1703.306863] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1703.306868] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1703.306874] [] intel_attach_broadcast_rgb_property+0x241/0x1270 [i915] [ 1703.306879] [] intel_attach_broadcast_rgb_property+0x699/0x1270 [i915] [ 1703.306884] [] intel_panel_set_backlight+0xc0/0x160 [i915] [ 1703.306889] [] intel_unregister_dsm_handler+0x574/0x800 [i915] [ 1703.306891] [] process_one_work+0x25d/0x450 [ 1703.306893] [] worker_thread+0x266/0x470 [ 1703.306895] [] ? manage_workers.isra.18+0x3f0/0x3f0 [ 1703.306897] [] kthread+0xe3/0xf0 [ 1703.306899] [] ? kthread_stop+0xf0/0xf0 [ 1703.306901] [] ret_from_fork+0x7c/0xb0 [ 1703.306903] [] ? kthread_stop+0xf0/0xf0 [ 1703.306904] ---[ end trace b818a8455da5fdf3 ]--- [ 1795.274630] ------------[ cut here ]------------ [ 1795.274652] WARNING: CPU: 1 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1795.274654] Device suspended [ 1795.274655] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1795.274681] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1795.274698] CPU: 1 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1795.274699] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1795.274700] 0000000000000009 ffff8800d2aa9bc0 ffffffff814ea57f ffff8800d2aa9c08 [ 1795.274702] ffff8800d2aa9bf8 ffffffff810653dd ffff8800d2748000 0000000000070088 [ 1795.274704] ffff8800d2748028 ffff8800d2748020 0000000002a202c7 ffff8800d2aa9c58 [ 1795.274706] Call Trace: [ 1795.274711] [] dump_stack+0x45/0x56 [ 1795.274714] [] warn_slowpath_common+0x7d/0xa0 [ 1795.274715] [] warn_slowpath_fmt+0x4c/0x50 [ 1795.274722] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1795.274726] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1795.274732] [] i915_restore_display_reg+0x17b8/0x7ff0 [i915] [ 1795.274737] [] i915_restore_display_reg+0x4a6a/0x7ff0 [i915] [ 1795.274745] [] drm_mode_set_config_internal+0x203/0x270 [drm] [ 1795.274752] [] drm_mode_cursor_ioctl+0x41/0x50 [drm] [ 1795.274757] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1795.274762] [] ? do_readv_writev+0x1e1/0x200 [ 1795.274764] [] ? __hrtimer_start_range_ns+0x340/0x3b0 [ 1795.274767] [] do_vfs_ioctl+0x470/0x4b0 [ 1795.274769] [] SyS_ioctl+0x53/0x90 [ 1795.274772] [] ? __audit_syscall_exit+0x26d/0x290 [ 1795.274774] [] system_call_fastpath+0x1a/0x1f [ 1795.274775] ---[ end trace b818a8455da5fdf4 ]--- [ 1795.274778] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 70088 [ 1795.274780] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 70088 [ 1795.274782] ------------[ cut here ]------------ [ 1795.274787] WARNING: CPU: 1 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1795.274788] Device suspended [ 1795.274789] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1795.274819] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1795.274833] CPU: 1 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1795.274834] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1795.274835] 0000000000000009 ffff8800d2aa9bc0 ffffffff814ea57f ffff8800d2aa9c08 [ 1795.274837] ffff8800d2aa9bf8 ffffffff810653dd ffff8800d2748000 0000000000070080 [ 1795.274839] ffff8800d2748028 ffff8800d2748020 00000000ffffbfff ffff8800d2aa9c58 [ 1795.274841] Call Trace: [ 1795.274843] [] dump_stack+0x45/0x56 [ 1795.274845] [] warn_slowpath_common+0x7d/0xa0 [ 1795.274847] [] warn_slowpath_fmt+0x4c/0x50 [ 1795.274852] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1795.274857] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1795.274863] [] i915_restore_display_reg+0x1864/0x7ff0 [i915] [ 1795.274867] [] i915_restore_display_reg+0x4a6a/0x7ff0 [i915] [ 1795.274874] [] drm_mode_set_config_internal+0x203/0x270 [drm] [ 1795.274880] [] drm_mode_cursor_ioctl+0x41/0x50 [drm] [ 1795.274885] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1795.274889] [] ? do_readv_writev+0x1e1/0x200 [ 1795.274891] [] ? __hrtimer_start_range_ns+0x340/0x3b0 [ 1795.274894] [] do_vfs_ioctl+0x470/0x4b0 [ 1795.274895] [] SyS_ioctl+0x53/0x90 [ 1795.274898] [] ? __audit_syscall_exit+0x26d/0x290 [ 1795.274899] [] system_call_fastpath+0x1a/0x1f [ 1795.274901] ---[ end trace b818a8455da5fdf5 ]--- [ 1795.274902] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 70080 [ 1795.274903] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 70080 [ 1795.274905] ------------[ cut here ]------------ [ 1795.274909] WARNING: CPU: 1 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1795.274909] Device suspended [ 1795.274910] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1795.274935] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1795.274952] CPU: 1 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1795.274953] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1795.274954] 0000000000000009 ffff8800d2aa9bc0 ffffffff814ea57f ffff8800d2aa9c08 [ 1795.274957] ffff8800d2aa9bf8 ffffffff810653dd ffff8800d2748000 0000000000070084 [ 1795.274959] ffff8800d2748028 ffff8800d2748020 00000000010a2000 ffff8800d2aa9c58 [ 1795.274961] Call Trace: [ 1795.274964] [] dump_stack+0x45/0x56 [ 1795.274967] [] warn_slowpath_common+0x7d/0xa0 [ 1795.274969] [] warn_slowpath_fmt+0x4c/0x50 [ 1795.274977] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1795.274981] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1795.274987] [] i915_restore_display_reg+0x18b2/0x7ff0 [i915] [ 1795.274992] [] i915_restore_display_reg+0x4a6a/0x7ff0 [i915] [ 1795.274998] [] drm_mode_set_config_internal+0x203/0x270 [drm] [ 1795.275005] [] drm_mode_cursor_ioctl+0x41/0x50 [drm] [ 1795.275010] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1795.275014] [] ? do_readv_writev+0x1e1/0x200 [ 1795.275016] [] ? __hrtimer_start_range_ns+0x340/0x3b0 [ 1795.275018] [] do_vfs_ioctl+0x470/0x4b0 [ 1795.275020] [] SyS_ioctl+0x53/0x90 [ 1795.275022] [] ? __audit_syscall_exit+0x26d/0x290 [ 1795.275023] [] system_call_fastpath+0x1a/0x1f [ 1795.275025] ---[ end trace b818a8455da5fdf6 ]--- [ 1795.275026] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 70084 [ 1795.275027] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 70084 [ 1795.275624] ------------[ cut here ]------------ [ 1795.275636] WARNING: CPU: 1 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1795.275637] Device suspended [ 1795.275638] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1795.275660] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1795.275674] CPU: 1 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1795.275675] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1795.275675] 0000000000000009 ffff8800d2aa9bf8 ffffffff814ea57f ffff8800d2aa9c40 [ 1795.275677] ffff8800d2aa9c30 ffffffff810653dd ffff8800d2748000 0000000000070088 [ 1795.275679] ffff8800d2748028 ffff8800d2748020 00000000029902c8 ffff8800d2aa9c90 [ 1795.275681] Call Trace: [ 1795.275684] [] dump_stack+0x45/0x56 [ 1795.275685] [] warn_slowpath_common+0x7d/0xa0 [ 1795.275687] [] warn_slowpath_fmt+0x4c/0x50 [ 1795.275692] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1795.275696] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1795.275701] [] i915_restore_display_reg+0x17b8/0x7ff0 [i915] [ 1795.275703] [] ? mutex_lock+0x12/0x2f [ 1795.275708] [] i915_restore_display_reg+0x1ae9/0x7ff0 [i915] [ 1795.275714] [] drm_mode_set_config_internal+0x23a/0x270 [drm] [ 1795.275720] [] drm_mode_cursor_ioctl+0x41/0x50 [drm] [ 1795.275725] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1795.275729] [] ? __hrtimer_start_range_ns+0x340/0x3b0 [ 1795.275731] [] do_vfs_ioctl+0x470/0x4b0 [ 1795.275734] [] ? __sys_recvmsg+0x55/0x70 [ 1795.275736] [] SyS_ioctl+0x53/0x90 [ 1795.275738] [] ? __audit_syscall_exit+0x26d/0x290 [ 1795.275739] [] system_call_fastpath+0x1a/0x1f [ 1795.275740] ---[ end trace b818a8455da5fdf7 ]--- [ 1795.275742] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 70088 [ 1795.275743] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 70088 [ 1795.275745] ------------[ cut here ]------------ [ 1795.275748] WARNING: CPU: 1 PID: 351 at drivers/gpu/drm/i915/intel_uncore.c:453 vlv_flisdsi_write+0x1ea9/0x2ed0 [i915]() [ 1795.275749] Device suspended [ 1795.275750] Modules linked in: usb_storage fuse ctr ccm bnep tun wacom hid_sensor_accel_3d hid_sensor_magn_3d hid_sensor_gyro_3d hid_sensor_als hid_sensor_trigger industrialio_triggered_buffer kfifo_buf hid_sensor_iio_common industrialio hid_sensor_hub joydev hid_multitouch usbhid btusb hid bluetooth 6lowpan_iphc arc4 nls_cp437 vfat fat iwlmvm snd_hda_codec_hdmi x86_pkg_temp_thermal mac80211 intel_powerclamp coretemp iTCO_wdt kvm_intel iTCO_vendor_support kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd microcode snd_hda_codec_conexant snd_hda_codec_generic wmi iwlwifi psmouse serio_raw i2c_i801 cfg80211 thermal snd_hda_intel tpm_tis tpm snd_hda_codec snd_hwdep snd_pcm thinkpad_acpi nvram battery ac snd_timer intel_smartconnect [ 1795.275771] evdev snd lpc_ich soundcore mfd_core processor usbip_host(C) usbip_core(C) efivarfs ext4 crc16 mbcache jbd2 sd_mod crc_t10dif crct10dif_common ahci libahci xhci_hcd libata ehci_pci ehci_hcd scsi_mod usbcore usb_common i915 video intel_gtt i2c_algo_bit drm_kms_helper drm i2c_core e1000e ptp pps_core ipmi_poweroff ipmi_msghandler button [ 1795.275784] CPU: 1 PID: 351 Comm: X Tainted: G WC 3.14.0-1-ec2 #1 [ 1795.275784] Hardware name: LENOVO 20CDCTO1WW/20CDCTO1WW, BIOS GQET34WW (1.14 ) 02/26/2014 [ 1795.275785] 0000000000000009 ffff8800d2aa9bf8 ffffffff814ea57f ffff8800d2aa9c40 [ 1795.275787] ffff8800d2aa9c30 ffffffff810653dd ffff8800d2748000 0000000000070084 [ 1795.275788] ffff8800d2748028 ffff8800d2748020 00000000010a2000 ffff8800d2aa9c90 [ 1795.275790] Call Trace: [ 1795.275792] [] dump_stack+0x45/0x56 [ 1795.275794] [] warn_slowpath_common+0x7d/0xa0 [ 1795.275795] [] warn_slowpath_fmt+0x4c/0x50 [ 1795.275800] [] vlv_flisdsi_write+0x1ea9/0x2ed0 [i915] [ 1795.275804] [] vlv_flisdsi_write+0x2680/0x2ed0 [i915] [ 1795.275809] [] i915_restore_display_reg+0x18b2/0x7ff0 [i915] [ 1795.275813] [] i915_restore_display_reg+0x1ae9/0x7ff0 [i915] [ 1795.275819] [] drm_mode_set_config_internal+0x23a/0x270 [drm] [ 1795.275825] [] drm_mode_cursor_ioctl+0x41/0x50 [drm] [ 1795.275829] [] drm_ioctl+0x3ba/0x6c0 [drm] [ 1795.275833] [] ? __hrtimer_start_range_ns+0x340/0x3b0 [ 1795.275835] [] do_vfs_ioctl+0x470/0x4b0 [ 1795.275836] [] ? __sys_recvmsg+0x55/0x70 [ 1795.275838] [] SyS_ioctl+0x53/0x90 [ 1795.275840] [] ? __audit_syscall_exit+0x26d/0x290 [ 1795.275842] [] system_call_fastpath+0x1a/0x1f [ 1795.275843] ---[ end trace b818a8455da5fdf8 ]--- [ 1795.275844] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 70084 [ 1795.275845] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 70084 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/