[ 787.894324] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.894326] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.894327] Call Trace: [ 787.894333] [] ? dump_stack+0x41/0x51 [ 787.894336] [] ? warn_slowpath_common+0x73/0x8b [ 787.894348] [] ? gen6_read32+0x17/0x81 [i915] [ 787.894351] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.894361] [] ? gen6_read32+0x17/0x81 [i915] [ 787.894373] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.894385] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.894395] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.894406] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.894410] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.894413] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.894417] [] ? fb_blank+0x51/0x84 [ 787.894420] [] ? fbcon_blank+0x119/0x230 [ 787.894423] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.894425] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.894429] [] ? do_blank_screen+0x184/0x24f [ 787.894431] [] ? console_callback+0xc6/0xed [ 787.894434] [] ? process_one_work+0x1bc/0x2ed [ 787.894437] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.894439] [] ? worker_thread+0x1c7/0x2bc [ 787.894441] [] ? rescuer_thread+0x251/0x251 [ 787.894444] [] ? kthread+0xc5/0xcd [ 787.894448] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.894452] [] ? ret_from_fork+0x7c/0xb0 [ 787.894456] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.894457] ---[ end trace eed8878e71934ccd ]--- [ 787.896274] ------------[ cut here ]------------ [ 787.896298] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.896299] Device suspended [ 787.896313] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.896316] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.896317] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.896321] Workqueue: events console_callback [ 787.896324] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.896325] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.896327] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.896328] Call Trace: [ 787.896334] [] ? dump_stack+0x41/0x51 [ 787.896337] [] ? warn_slowpath_common+0x73/0x8b [ 787.896349] [] ? gen6_read32+0x17/0x81 [i915] [ 787.896352] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.896366] [] ? gen6_read32+0x17/0x81 [i915] [ 787.896379] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.896392] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.896405] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.896418] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.896422] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.896426] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.896430] [] ? fb_blank+0x51/0x84 [ 787.896433] [] ? fbcon_blank+0x119/0x230 [ 787.896436] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.896439] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.896444] [] ? do_blank_screen+0x184/0x24f [ 787.896446] [] ? console_callback+0xc6/0xed [ 787.896449] [] ? process_one_work+0x1bc/0x2ed [ 787.896451] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.896453] [] ? worker_thread+0x1c7/0x2bc [ 787.896456] [] ? rescuer_thread+0x251/0x251 [ 787.896459] [] ? kthread+0xc5/0xcd [ 787.896463] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.896468] [] ? ret_from_fork+0x7c/0xb0 [ 787.896471] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.896473] ---[ end trace eed8878e71934cce ]--- [ 787.898275] ------------[ cut here ]------------ [ 787.898300] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.898300] Device suspended [ 787.898314] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.898317] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.898318] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.898322] Workqueue: events console_callback [ 787.898325] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.898326] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.898328] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.898329] Call Trace: [ 787.898334] [] ? dump_stack+0x41/0x51 [ 787.898338] [] ? warn_slowpath_common+0x73/0x8b [ 787.898350] [] ? gen6_read32+0x17/0x81 [i915] [ 787.898352] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.898363] [] ? gen6_read32+0x17/0x81 [i915] [ 787.898374] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.898385] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.898395] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.898406] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.898410] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.898414] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.898417] [] ? fb_blank+0x51/0x84 [ 787.898420] [] ? fbcon_blank+0x119/0x230 [ 787.898423] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.898425] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.898430] [] ? do_blank_screen+0x184/0x24f [ 787.898432] [] ? console_callback+0xc6/0xed [ 787.898435] [] ? process_one_work+0x1bc/0x2ed [ 787.898437] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.898439] [] ? worker_thread+0x1c7/0x2bc [ 787.898441] [] ? rescuer_thread+0x251/0x251 [ 787.898444] [] ? kthread+0xc5/0xcd [ 787.898448] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.898452] [] ? ret_from_fork+0x7c/0xb0 [ 787.898455] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.898457] ---[ end trace eed8878e71934ccf ]--- [ 787.900278] ------------[ cut here ]------------ [ 787.900304] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.900305] Device suspended [ 787.900319] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.900322] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.900323] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.900328] Workqueue: events console_callback [ 787.900331] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.900332] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.900334] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.900334] Call Trace: [ 787.900341] [] ? dump_stack+0x41/0x51 [ 787.900344] [] ? warn_slowpath_common+0x73/0x8b [ 787.900357] [] ? gen6_read32+0x17/0x81 [i915] [ 787.900359] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.900369] [] ? gen6_read32+0x17/0x81 [i915] [ 787.900381] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.900392] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.900403] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.900415] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.900419] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.900422] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.900426] [] ? fb_blank+0x51/0x84 [ 787.900429] [] ? fbcon_blank+0x119/0x230 [ 787.900432] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.900434] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.900439] [] ? do_blank_screen+0x184/0x24f [ 787.900441] [] ? console_callback+0xc6/0xed [ 787.900445] [] ? process_one_work+0x1bc/0x2ed [ 787.900447] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.900449] [] ? worker_thread+0x1c7/0x2bc [ 787.900451] [] ? rescuer_thread+0x251/0x251 [ 787.900454] [] ? kthread+0xc5/0xcd [ 787.900458] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.900463] [] ? ret_from_fork+0x7c/0xb0 [ 787.900466] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.900468] ---[ end trace eed8878e71934cd0 ]--- [ 787.902276] ------------[ cut here ]------------ [ 787.902301] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.902302] Device suspended [ 787.902315] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.902319] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.902320] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.902324] Workqueue: events console_callback [ 787.902326] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.902328] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.902330] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.902330] Call Trace: [ 787.902336] [] ? dump_stack+0x41/0x51 [ 787.902340] [] ? warn_slowpath_common+0x73/0x8b [ 787.902352] [] ? gen6_read32+0x17/0x81 [i915] [ 787.902355] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.902365] [] ? gen6_read32+0x17/0x81 [i915] [ 787.902377] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.902388] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.902399] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.902410] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.902414] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.902417] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.902421] [] ? fb_blank+0x51/0x84 [ 787.902423] [] ? fbcon_blank+0x119/0x230 [ 787.902426] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.902428] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.902433] [] ? do_blank_screen+0x184/0x24f [ 787.902434] [] ? console_callback+0xc6/0xed [ 787.902438] [] ? process_one_work+0x1bc/0x2ed [ 787.902440] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.902442] [] ? worker_thread+0x1c7/0x2bc [ 787.902444] [] ? rescuer_thread+0x251/0x251 [ 787.902447] [] ? kthread+0xc5/0xcd [ 787.902450] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.902455] [] ? ret_from_fork+0x7c/0xb0 [ 787.902458] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.902460] ---[ end trace eed8878e71934cd1 ]--- [ 787.904277] ------------[ cut here ]------------ [ 787.904301] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.904302] Device suspended [ 787.904315] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.904318] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.904319] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.904324] Workqueue: events console_callback [ 787.904326] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.904328] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.904329] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.904330] Call Trace: [ 787.904336] [] ? dump_stack+0x41/0x51 [ 787.904340] [] ? warn_slowpath_common+0x73/0x8b [ 787.904352] [] ? gen6_read32+0x17/0x81 [i915] [ 787.904355] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.904365] [] ? gen6_read32+0x17/0x81 [i915] [ 787.904377] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.904388] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.904398] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.904409] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.904413] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.904417] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.904420] [] ? fb_blank+0x51/0x84 [ 787.904423] [] ? fbcon_blank+0x119/0x230 [ 787.904426] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.904429] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.904433] [] ? do_blank_screen+0x184/0x24f [ 787.904435] [] ? console_callback+0xc6/0xed [ 787.904438] [] ? process_one_work+0x1bc/0x2ed [ 787.904440] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.904442] [] ? worker_thread+0x1c7/0x2bc [ 787.904444] [] ? rescuer_thread+0x251/0x251 [ 787.904447] [] ? kthread+0xc5/0xcd [ 787.904451] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.904455] [] ? ret_from_fork+0x7c/0xb0 [ 787.904458] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.904460] ---[ end trace eed8878e71934cd2 ]--- [ 787.906279] ------------[ cut here ]------------ [ 787.906304] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.906304] Device suspended [ 787.906318] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.906321] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.906322] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.906326] Workqueue: events console_callback [ 787.906329] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.906330] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.906332] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.906333] Call Trace: [ 787.906339] [] ? dump_stack+0x41/0x51 [ 787.906342] [] ? warn_slowpath_common+0x73/0x8b [ 787.906354] [] ? gen6_read32+0x17/0x81 [i915] [ 787.906357] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.906367] [] ? gen6_read32+0x17/0x81 [i915] [ 787.906379] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.906390] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.906400] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.906411] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.906415] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.906418] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.906422] [] ? fb_blank+0x51/0x84 [ 787.906425] [] ? fbcon_blank+0x119/0x230 [ 787.906428] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.906430] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.906434] [] ? do_blank_screen+0x184/0x24f [ 787.906436] [] ? console_callback+0xc6/0xed [ 787.906439] [] ? process_one_work+0x1bc/0x2ed [ 787.906441] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.906444] [] ? worker_thread+0x1c7/0x2bc [ 787.906446] [] ? rescuer_thread+0x251/0x251 [ 787.906449] [] ? kthread+0xc5/0xcd [ 787.906452] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.906457] [] ? ret_from_fork+0x7c/0xb0 [ 787.906460] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.906462] ---[ end trace eed8878e71934cd3 ]--- [ 787.908279] ------------[ cut here ]------------ [ 787.908303] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.908304] Device suspended [ 787.908317] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.908320] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.908321] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.908326] Workqueue: events console_callback [ 787.908328] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.908330] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.908332] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.908332] Call Trace: [ 787.908338] [] ? dump_stack+0x41/0x51 [ 787.908342] [] ? warn_slowpath_common+0x73/0x8b [ 787.908354] [] ? gen6_read32+0x17/0x81 [i915] [ 787.908356] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.908366] [] ? gen6_read32+0x17/0x81 [i915] [ 787.908378] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.908389] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.908399] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.908411] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.908415] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.908418] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.908422] [] ? fb_blank+0x51/0x84 [ 787.908424] [] ? fbcon_blank+0x119/0x230 [ 787.908427] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.908430] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.908434] [] ? do_blank_screen+0x184/0x24f [ 787.908436] [] ? console_callback+0xc6/0xed [ 787.908439] [] ? process_one_work+0x1bc/0x2ed [ 787.908441] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.908443] [] ? worker_thread+0x1c7/0x2bc [ 787.908445] [] ? rescuer_thread+0x251/0x251 [ 787.908449] [] ? kthread+0xc5/0xcd [ 787.908452] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.908457] [] ? ret_from_fork+0x7c/0xb0 [ 787.908460] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.908461] ---[ end trace eed8878e71934cd4 ]--- [ 787.910279] ------------[ cut here ]------------ [ 787.910304] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.910305] Device suspended [ 787.910319] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.910322] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.910323] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.910327] Workqueue: events console_callback [ 787.910330] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.910331] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.910333] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.910334] Call Trace: [ 787.910340] [] ? dump_stack+0x41/0x51 [ 787.910343] [] ? warn_slowpath_common+0x73/0x8b [ 787.910355] [] ? gen6_read32+0x17/0x81 [i915] [ 787.910357] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.910367] [] ? gen6_read32+0x17/0x81 [i915] [ 787.910379] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.910390] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.910400] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.910411] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.910415] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.910418] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.910422] [] ? fb_blank+0x51/0x84 [ 787.910425] [] ? fbcon_blank+0x119/0x230 [ 787.910428] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.910430] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.910435] [] ? do_blank_screen+0x184/0x24f [ 787.910437] [] ? console_callback+0xc6/0xed [ 787.910440] [] ? process_one_work+0x1bc/0x2ed [ 787.910442] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.910444] [] ? worker_thread+0x1c7/0x2bc [ 787.910446] [] ? rescuer_thread+0x251/0x251 [ 787.910449] [] ? kthread+0xc5/0xcd [ 787.910452] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.910457] [] ? ret_from_fork+0x7c/0xb0 [ 787.910460] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.910462] ---[ end trace eed8878e71934cd5 ]--- [ 787.912284] ------------[ cut here ]------------ [ 787.912310] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.912311] Device suspended [ 787.912325] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.912329] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.912330] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.912334] Workqueue: events console_callback [ 787.912337] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.912338] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.912340] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.912341] Call Trace: [ 787.912347] [] ? dump_stack+0x41/0x51 [ 787.912351] [] ? warn_slowpath_common+0x73/0x8b [ 787.912363] [] ? gen6_read32+0x17/0x81 [i915] [ 787.912365] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.912375] [] ? gen6_read32+0x17/0x81 [i915] [ 787.912387] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.912398] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.912409] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.912420] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.912425] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.912428] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.912432] [] ? fb_blank+0x51/0x84 [ 787.912435] [] ? fbcon_blank+0x119/0x230 [ 787.912438] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.912440] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.912445] [] ? do_blank_screen+0x184/0x24f [ 787.912447] [] ? console_callback+0xc6/0xed [ 787.912451] [] ? process_one_work+0x1bc/0x2ed [ 787.912453] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.912455] [] ? worker_thread+0x1c7/0x2bc [ 787.912457] [] ? rescuer_thread+0x251/0x251 [ 787.912460] [] ? kthread+0xc5/0xcd [ 787.912464] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.912469] [] ? ret_from_fork+0x7c/0xb0 [ 787.912472] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.912473] ---[ end trace eed8878e71934cd6 ]--- [ 787.914284] ------------[ cut here ]------------ [ 787.914310] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.914311] Device suspended [ 787.914326] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.914329] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.914330] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.914335] Workqueue: events console_callback [ 787.914338] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.914340] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.914341] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.914342] Call Trace: [ 787.914349] [] ? dump_stack+0x41/0x51 [ 787.914353] [] ? warn_slowpath_common+0x73/0x8b [ 787.914365] [] ? gen6_read32+0x17/0x81 [i915] [ 787.914367] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.914378] [] ? gen6_read32+0x17/0x81 [i915] [ 787.914390] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.914401] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.914411] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.914423] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.914427] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.914430] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.914435] [] ? fb_blank+0x51/0x84 [ 787.914438] [] ? fbcon_blank+0x119/0x230 [ 787.914442] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.914444] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.914448] [] ? do_blank_screen+0x184/0x24f [ 787.914450] [] ? console_callback+0xc6/0xed [ 787.914453] [] ? process_one_work+0x1bc/0x2ed [ 787.914455] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.914457] [] ? worker_thread+0x1c7/0x2bc [ 787.914459] [] ? rescuer_thread+0x251/0x251 [ 787.914463] [] ? kthread+0xc5/0xcd [ 787.914467] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.914471] [] ? ret_from_fork+0x7c/0xb0 [ 787.914474] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.914476] ---[ end trace eed8878e71934cd7 ]--- [ 787.916283] ------------[ cut here ]------------ [ 787.916307] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.916308] Device suspended [ 787.916322] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.916325] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.916326] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.916330] Workqueue: events console_callback [ 787.916333] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.916334] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.916336] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.916336] Call Trace: [ 787.916343] [] ? dump_stack+0x41/0x51 [ 787.916346] [] ? warn_slowpath_common+0x73/0x8b [ 787.916358] [] ? gen6_read32+0x17/0x81 [i915] [ 787.916360] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.916370] [] ? gen6_read32+0x17/0x81 [i915] [ 787.916382] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.916393] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.916403] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.916414] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.916418] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.916421] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.916425] [] ? fb_blank+0x51/0x84 [ 787.916428] [] ? fbcon_blank+0x119/0x230 [ 787.916431] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.916433] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.916437] [] ? do_blank_screen+0x184/0x24f [ 787.916439] [] ? console_callback+0xc6/0xed [ 787.916442] [] ? process_one_work+0x1bc/0x2ed [ 787.916444] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.916446] [] ? worker_thread+0x1c7/0x2bc [ 787.916448] [] ? rescuer_thread+0x251/0x251 [ 787.916452] [] ? kthread+0xc5/0xcd [ 787.916455] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.916460] [] ? ret_from_fork+0x7c/0xb0 [ 787.916463] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.916464] ---[ end trace eed8878e71934cd8 ]--- [ 787.918283] ------------[ cut here ]------------ [ 787.918307] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.918308] Device suspended [ 787.918322] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.918325] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.918326] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.918330] Workqueue: events console_callback [ 787.918333] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.918334] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.918336] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.918337] Call Trace: [ 787.918343] [] ? dump_stack+0x41/0x51 [ 787.918346] [] ? warn_slowpath_common+0x73/0x8b [ 787.918358] [] ? gen6_read32+0x17/0x81 [i915] [ 787.918360] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.918370] [] ? gen6_read32+0x17/0x81 [i915] [ 787.918382] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.918392] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.918402] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.918413] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.918417] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.918421] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.918424] [] ? fb_blank+0x51/0x84 [ 787.918427] [] ? fbcon_blank+0x119/0x230 [ 787.918430] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.918433] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.918437] [] ? do_blank_screen+0x184/0x24f [ 787.918439] [] ? console_callback+0xc6/0xed [ 787.918442] [] ? process_one_work+0x1bc/0x2ed [ 787.918444] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.918446] [] ? worker_thread+0x1c7/0x2bc [ 787.918448] [] ? rescuer_thread+0x251/0x251 [ 787.918451] [] ? kthread+0xc5/0xcd [ 787.918455] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.918459] [] ? ret_from_fork+0x7c/0xb0 [ 787.918463] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.918464] ---[ end trace eed8878e71934cd9 ]--- [ 787.920284] ------------[ cut here ]------------ [ 787.920308] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.920309] Device suspended [ 787.920323] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.920326] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.920327] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.920331] Workqueue: events console_callback [ 787.920334] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.920335] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.920337] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.920338] Call Trace: [ 787.920344] [] ? dump_stack+0x41/0x51 [ 787.920347] [] ? warn_slowpath_common+0x73/0x8b [ 787.920359] [] ? gen6_read32+0x17/0x81 [i915] [ 787.920361] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.920372] [] ? gen6_read32+0x17/0x81 [i915] [ 787.920384] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.920395] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.920405] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.920417] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.920421] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.920424] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.920428] [] ? fb_blank+0x51/0x84 [ 787.920431] [] ? fbcon_blank+0x119/0x230 [ 787.920434] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.920436] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.920441] [] ? do_blank_screen+0x184/0x24f [ 787.920443] [] ? console_callback+0xc6/0xed [ 787.920446] [] ? process_one_work+0x1bc/0x2ed [ 787.920448] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.920450] [] ? worker_thread+0x1c7/0x2bc [ 787.920452] [] ? rescuer_thread+0x251/0x251 [ 787.920455] [] ? kthread+0xc5/0xcd [ 787.920458] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.920463] [] ? ret_from_fork+0x7c/0xb0 [ 787.920466] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.920468] ---[ end trace eed8878e71934cda ]--- [ 787.922285] ------------[ cut here ]------------ [ 787.922310] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.922311] Device suspended [ 787.922325] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.922328] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.922329] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.922333] Workqueue: events console_callback [ 787.922336] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.922337] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.922339] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.922339] Call Trace: [ 787.922345] [] ? dump_stack+0x41/0x51 [ 787.922349] [] ? warn_slowpath_common+0x73/0x8b [ 787.922361] [] ? gen6_read32+0x17/0x81 [i915] [ 787.922364] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.922378] [] ? gen6_read32+0x17/0x81 [i915] [ 787.922392] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.922405] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.922418] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.922431] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.922435] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.922439] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.922443] [] ? fb_blank+0x51/0x84 [ 787.922445] [] ? fbcon_blank+0x119/0x230 [ 787.922449] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.922451] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.922456] [] ? do_blank_screen+0x184/0x24f [ 787.922458] [] ? console_callback+0xc6/0xed [ 787.922462] [] ? process_one_work+0x1bc/0x2ed [ 787.922464] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.922466] [] ? worker_thread+0x1c7/0x2bc [ 787.922468] [] ? rescuer_thread+0x251/0x251 [ 787.922472] [] ? kthread+0xc5/0xcd [ 787.922475] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.922480] [] ? ret_from_fork+0x7c/0xb0 [ 787.922483] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.922485] ---[ end trace eed8878e71934cdb ]--- [ 787.924286] ------------[ cut here ]------------ [ 787.924311] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.924311] Device suspended [ 787.924325] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.924328] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.924329] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.924333] Workqueue: events console_callback [ 787.924336] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.924338] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.924339] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.924340] Call Trace: [ 787.924346] [] ? dump_stack+0x41/0x51 [ 787.924349] [] ? warn_slowpath_common+0x73/0x8b [ 787.924361] [] ? gen6_read32+0x17/0x81 [i915] [ 787.924363] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.924373] [] ? gen6_read32+0x17/0x81 [i915] [ 787.924385] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.924396] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.924407] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.924418] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.924422] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.924425] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.924429] [] ? fb_blank+0x51/0x84 [ 787.924432] [] ? fbcon_blank+0x119/0x230 [ 787.924435] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.924437] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.924441] [] ? do_blank_screen+0x184/0x24f [ 787.924443] [] ? console_callback+0xc6/0xed [ 787.924447] [] ? process_one_work+0x1bc/0x2ed [ 787.924449] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.924451] [] ? worker_thread+0x1c7/0x2bc [ 787.924453] [] ? rescuer_thread+0x251/0x251 [ 787.924456] [] ? kthread+0xc5/0xcd [ 787.924459] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.924464] [] ? ret_from_fork+0x7c/0xb0 [ 787.924467] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.924469] ---[ end trace eed8878e71934cdc ]--- [ 787.926289] ------------[ cut here ]------------ [ 787.926315] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.926317] Device suspended [ 787.926331] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.926334] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.926335] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.926340] Workqueue: events console_callback [ 787.926342] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.926344] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.926346] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.926346] Call Trace: [ 787.926353] [] ? dump_stack+0x41/0x51 [ 787.926357] [] ? warn_slowpath_common+0x73/0x8b [ 787.926369] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926371] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.926381] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926393] [] ? intel_wait_for_pipe_off+0xb3/0x174 [i915] [ 787.926405] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.926415] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.926426] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.926430] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.926433] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.926437] [] ? fb_blank+0x51/0x84 [ 787.926440] [] ? fbcon_blank+0x119/0x230 [ 787.926444] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.926446] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.926451] [] ? do_blank_screen+0x184/0x24f [ 787.926453] [] ? console_callback+0xc6/0xed [ 787.926456] [] ? process_one_work+0x1bc/0x2ed [ 787.926458] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.926461] [] ? worker_thread+0x1c7/0x2bc [ 787.926463] [] ? rescuer_thread+0x251/0x251 [ 787.926467] [] ? kthread+0xc5/0xcd [ 787.926470] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926474] [] ? ret_from_fork+0x7c/0xb0 [ 787.926478] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926479] ---[ end trace eed8878e71934cdd ]--- [ 787.926482] ------------[ cut here ]------------ [ 787.926492] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.926493] Device suspended [ 787.926503] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.926505] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.926506] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.926508] Workqueue: events console_callback [ 787.926510] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.926511] ffffffff81035052 0000000000000286 ffffffffa008de15 ffff880159b3bb10 [ 787.926513] ffff880002d14000 000000000007f008 ffff880002d14070 0000000000000000 [ 787.926514] Call Trace: [ 787.926517] [] ? dump_stack+0x41/0x51 [ 787.926519] [] ? warn_slowpath_common+0x73/0x8b [ 787.926528] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926529] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.926538] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926548] [] ? intel_wait_for_pipe_off+0x72/0x174 [i915] [ 787.926558] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.926567] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.926577] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.926581] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.926584] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.926587] [] ? fb_blank+0x51/0x84 [ 787.926588] [] ? fbcon_blank+0x119/0x230 [ 787.926591] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.926593] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.926596] [] ? do_blank_screen+0x184/0x24f [ 787.926598] [] ? console_callback+0xc6/0xed [ 787.926600] [] ? process_one_work+0x1bc/0x2ed [ 787.926602] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.926604] [] ? worker_thread+0x1c7/0x2bc [ 787.926606] [] ? rescuer_thread+0x251/0x251 [ 787.926608] [] ? kthread+0xc5/0xcd [ 787.926611] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926614] [] ? ret_from_fork+0x7c/0xb0 [ 787.926617] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926618] ---[ end trace eed8878e71934cde ]--- [ 787.926619] ------------[ cut here ]------------ [ 787.926629] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:860 haswell_crtc_disable+0xe8/0x2ae [i915]() [ 787.926629] pipe_off wait timed out [ 787.926640] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.926641] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.926642] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.926644] Workqueue: events console_callback [ 787.926645] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb88 [ 787.926647] ffffffff81035052 ffff880159b3bb98 ffffffffa009cc5d 0000000000000286 [ 787.926648] ffff880155469000 ffff880002d14000 ffff880155b35000 0000000000000000 [ 787.926649] Call Trace: [ 787.926652] [] ? dump_stack+0x41/0x51 [ 787.926654] [] ? warn_slowpath_common+0x73/0x8b [ 787.926662] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.926664] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.926673] [] ? haswell_crtc_disable+0xe8/0x2ae [i915] [ 787.926682] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.926691] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.926695] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.926698] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.926700] [] ? fb_blank+0x51/0x84 [ 787.926702] [] ? fbcon_blank+0x119/0x230 [ 787.926704] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.926707] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.926709] [] ? do_blank_screen+0x184/0x24f [ 787.926711] [] ? console_callback+0xc6/0xed [ 787.926713] [] ? process_one_work+0x1bc/0x2ed [ 787.926715] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.926717] [] ? worker_thread+0x1c7/0x2bc [ 787.926719] [] ? rescuer_thread+0x251/0x251 [ 787.926722] [] ? kthread+0xc5/0xcd [ 787.926725] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926728] [] ? ret_from_fork+0x7c/0xb0 [ 787.926731] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926732] ---[ end trace eed8878e71934cdf ]--- [ 787.926733] ------------[ cut here ]------------ [ 787.926743] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.926744] Device suspended [ 787.926754] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.926756] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.926757] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.926758] Workqueue: events console_callback [ 787.926760] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.926761] ffffffff81035052 ffff880159b3bb48 ffffffffa008de15 ffff880155b352c8 [ 787.926763] ffff880002d14000 000000000006f400 ffff880002d14070 0000000000000000 [ 787.926763] Call Trace: [ 787.926766] [] ? dump_stack+0x41/0x51 [ 787.926767] [] ? warn_slowpath_common+0x73/0x8b [ 787.926775] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926777] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.926786] [] ? gen6_read32+0x17/0x81 [i915] [ 787.926798] [] ? intel_ddi_disable_transcoder_func+0x27/0x46 [i915] [ 787.926807] [] ? haswell_crtc_disable+0xf4/0x2ae [i915] [ 787.926816] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.926825] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.926829] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.926832] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.926834] [] ? fb_blank+0x51/0x84 [ 787.926836] [] ? fbcon_blank+0x119/0x230 [ 787.926838] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.926840] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.926843] [] ? do_blank_screen+0x184/0x24f [ 787.926845] [] ? console_callback+0xc6/0xed [ 787.926847] [] ? process_one_work+0x1bc/0x2ed [ 787.926848] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.926850] [] ? worker_thread+0x1c7/0x2bc [ 787.926852] [] ? rescuer_thread+0x251/0x251 [ 787.926855] [] ? kthread+0xc5/0xcd [ 787.926858] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926860] [] ? ret_from_fork+0x7c/0xb0 [ 787.926863] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926864] ---[ end trace eed8878e71934ce0 ]--- [ 787.926865] ------------[ cut here ]------------ [ 787.926874] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 hsw_write32+0x20/0x9b [i915]() [ 787.926874] Device suspended [ 787.926884] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.926886] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.926886] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.926888] Workqueue: events console_callback [ 787.926890] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb38 [ 787.926891] ffffffff81035052 ffff880159b3bb48 ffffffffa008e306 ffff880155b352c8 [ 787.926893] 000000000006f400 ffff880002d14000 ffff880155b35000 ffff880002d14070 [ 787.926893] Call Trace: [ 787.926895] [] ? dump_stack+0x41/0x51 [ 787.926897] [] ? warn_slowpath_common+0x73/0x8b [ 787.926905] [] ? hsw_write32+0x20/0x9b [i915] [ 787.926907] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.926915] [] ? hsw_write64+0x9b/0x9b [i915] [ 787.926923] [] ? hsw_write32+0x20/0x9b [i915] [ 787.926932] [] ? haswell_crtc_disable+0xf4/0x2ae [i915] [ 787.926940] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.926950] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.926953] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.926956] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.926959] [] ? fb_blank+0x51/0x84 [ 787.926960] [] ? fbcon_blank+0x119/0x230 [ 787.926962] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.926964] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.926967] [] ? do_blank_screen+0x184/0x24f [ 787.926969] [] ? console_callback+0xc6/0xed [ 787.926970] [] ? process_one_work+0x1bc/0x2ed [ 787.926972] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.926974] [] ? worker_thread+0x1c7/0x2bc [ 787.926976] [] ? rescuer_thread+0x251/0x251 [ 787.926979] [] ? kthread+0xc5/0xcd [ 787.926982] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926984] [] ? ret_from_fork+0x7c/0xb0 [ 787.926987] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.926988] ---[ end trace eed8878e71934ce1 ]--- [ 787.926991] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 6f400 [ 787.926992] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 6f400 [ 787.926994] ------------[ cut here ]------------ [ 787.927002] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.927002] Device suspended [ 787.927012] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927014] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927015] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927016] Workqueue: events console_callback [ 787.927018] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb18 [ 787.927019] ffffffff81035052 0000000000000000 ffffffffa008de15 ffff880159b3bb20 [ 787.927021] ffff880002d14000 0000000000064000 ffff880002d14070 0000000000000008 [ 787.927021] Call Trace: [ 787.927023] [] ? dump_stack+0x41/0x51 [ 787.927025] [] ? warn_slowpath_common+0x73/0x8b [ 787.927033] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927035] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927043] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927054] [] ? intel_ddi_post_disable+0x42/0xff [i915] [ 787.927063] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927071] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927081] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927084] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927087] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927089] [] ? fb_blank+0x51/0x84 [ 787.927091] [] ? fbcon_blank+0x119/0x230 [ 787.927093] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927095] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927098] [] ? do_blank_screen+0x184/0x24f [ 787.927100] [] ? console_callback+0xc6/0xed [ 787.927101] [] ? process_one_work+0x1bc/0x2ed [ 787.927103] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927105] [] ? worker_thread+0x1c7/0x2bc [ 787.927107] [] ? rescuer_thread+0x251/0x251 [ 787.927110] [] ? kthread+0xc5/0xcd [ 787.927112] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927115] [] ? ret_from_fork+0x7c/0xb0 [ 787.927118] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927119] ---[ end trace eed8878e71934ce2 ]--- [ 787.927120] ------------[ cut here ]------------ [ 787.927128] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 hsw_write32+0x20/0x9b [i915]() [ 787.927128] Device suspended [ 787.927138] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927140] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927140] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927142] Workqueue: events console_callback [ 787.927143] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3baf8 [ 787.927145] ffffffff81035052 0000000000000000 ffffffffa008e306 0000000000000000 [ 787.927146] 0000000000064000 ffff880002d14000 ffff88008c54f000 ffff880002d14070 [ 787.927147] Call Trace: [ 787.927149] [] ? dump_stack+0x41/0x51 [ 787.927150] [] ? warn_slowpath_common+0x73/0x8b [ 787.927158] [] ? hsw_write32+0x20/0x9b [i915] [ 787.927160] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927169] [] ? hsw_write32+0x20/0x9b [i915] [ 787.927179] [] ? intel_ddi_post_disable+0x62/0xff [i915] [ 787.927188] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927197] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927206] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927210] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927213] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927220] [] ? fb_blank+0x51/0x84 [ 787.927222] [] ? fbcon_blank+0x119/0x230 [ 787.927224] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927226] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927228] [] ? do_blank_screen+0x184/0x24f [ 787.927230] [] ? console_callback+0xc6/0xed [ 787.927232] [] ? process_one_work+0x1bc/0x2ed [ 787.927234] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927236] [] ? worker_thread+0x1c7/0x2bc [ 787.927237] [] ? rescuer_thread+0x251/0x251 [ 787.927240] [] ? kthread+0xc5/0xcd [ 787.927243] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927246] [] ? ret_from_fork+0x7c/0xb0 [ 787.927248] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927249] ---[ end trace eed8878e71934ce3 ]--- [ 787.927251] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 64000 [ 787.927253] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 64000 [ 787.927253] ------------[ cut here ]------------ [ 787.927262] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.927262] Device suspended [ 787.927272] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927274] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927274] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927276] Workqueue: events console_callback [ 787.927277] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb18 [ 787.927279] ffffffff81035052 ffff880002d14000 ffffffffa008de15 ffff880159b3baf0 [ 787.927280] ffff880002d14000 0000000000064040 ffff880002d14070 0000000000000008 [ 787.927281] Call Trace: [ 787.927283] [] ? dump_stack+0x41/0x51 [ 787.927284] [] ? warn_slowpath_common+0x73/0x8b [ 787.927292] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927294] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927302] [] ? hsw_unclaimed_reg_check.isra.8+0x28/0x38 [i915] [ 787.927310] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927320] [] ? intel_ddi_post_disable+0x81/0xff [i915] [ 787.927329] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927338] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927347] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927351] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927354] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927356] [] ? fb_blank+0x51/0x84 [ 787.927358] [] ? fbcon_blank+0x119/0x230 [ 787.927360] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927361] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927364] [] ? do_blank_screen+0x184/0x24f [ 787.927366] [] ? console_callback+0xc6/0xed [ 787.927368] [] ? process_one_work+0x1bc/0x2ed [ 787.927370] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927371] [] ? worker_thread+0x1c7/0x2bc [ 787.927373] [] ? rescuer_thread+0x251/0x251 [ 787.927376] [] ? kthread+0xc5/0xcd [ 787.927379] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927382] [] ? ret_from_fork+0x7c/0xb0 [ 787.927384] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927385] ---[ end trace eed8878e71934ce4 ]--- [ 787.927386] ------------[ cut here ]------------ [ 787.927395] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 hsw_write32+0x20/0x9b [i915]() [ 787.927395] Device suspended [ 787.927405] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927406] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927407] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927408] Workqueue: events console_callback [ 787.927410] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3baf8 [ 787.927411] ffffffff81035052 0000000000000000 ffffffffa008e306 0000000000000000 [ 787.927413] 0000000000064040 ffff880002d14000 ffff88008c54f000 ffff880002d14070 [ 787.927413] Call Trace: [ 787.927415] [] ? dump_stack+0x41/0x51 [ 787.927417] [] ? warn_slowpath_common+0x73/0x8b [ 787.927425] [] ? hsw_write32+0x20/0x9b [i915] [ 787.927427] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927435] [] ? hsw_write32+0x20/0x9b [i915] [ 787.927445] [] ? intel_ddi_post_disable+0x99/0xff [i915] [ 787.927454] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927463] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927472] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927476] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927479] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927481] [] ? fb_blank+0x51/0x84 [ 787.927483] [] ? fbcon_blank+0x119/0x230 [ 787.927485] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927486] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927489] [] ? do_blank_screen+0x184/0x24f [ 787.927491] [] ? console_callback+0xc6/0xed [ 787.927493] [] ? process_one_work+0x1bc/0x2ed [ 787.927495] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927496] [] ? worker_thread+0x1c7/0x2bc [ 787.927498] [] ? rescuer_thread+0x251/0x251 [ 787.927501] [] ? kthread+0xc5/0xcd [ 787.927504] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927506] [] ? ret_from_fork+0x7c/0xb0 [ 787.927509] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927510] ---[ end trace eed8878e71934ce5 ]--- [ 787.927512] [drm:hsw_unclaimed_reg_clear] *ERROR* Unknown unclaimed register before writing to 64040 [ 787.927513] [drm:hsw_unclaimed_reg_check] *ERROR* Unclaimed write to 64040 [ 787.927515] ------------[ cut here ]------------ [ 787.927523] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.927524] Device suspended [ 787.927533] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927535] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927536] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927537] Workqueue: events console_callback [ 787.927539] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bae8 [ 787.927540] ffffffff81035052 ffff880159b3bae0 ffffffffa008de15 0000000000000000 [ 787.927542] ffff880002d14000 0000000000064000 ffff880002d14070 0000000000064000 [ 787.927542] Call Trace: [ 787.927544] [] ? dump_stack+0x41/0x51 [ 787.927546] [] ? warn_slowpath_common+0x73/0x8b [ 787.927554] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927556] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927564] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927574] [] ? intel_wait_ddi_buf_idle+0x3a/0x6b [i915] [ 787.927583] [] ? intel_ddi_post_disable+0xa8/0xff [i915] [ 787.927592] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927601] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927610] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927613] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927616] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927619] [] ? fb_blank+0x51/0x84 [ 787.927620] [] ? fbcon_blank+0x119/0x230 [ 787.927622] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927624] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927627] [] ? do_blank_screen+0x184/0x24f [ 787.927629] [] ? console_callback+0xc6/0xed [ 787.927631] [] ? process_one_work+0x1bc/0x2ed [ 787.927632] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927634] [] ? worker_thread+0x1c7/0x2bc [ 787.927636] [] ? rescuer_thread+0x251/0x251 [ 787.927639] [] ? kthread+0xc5/0xcd [ 787.927642] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927644] [] ? ret_from_fork+0x7c/0xb0 [ 787.927647] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927648] ---[ end trace eed8878e71934ce6 ]--- [ 787.927650] ------------[ cut here ]------------ [ 787.927658] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.927659] Device suspended [ 787.927668] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927670] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927671] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927672] Workqueue: events console_callback [ 787.927674] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3b918 [ 787.927675] ffffffff81035052 6536000000000000 ffffffffa008de15 ffff656564383837 [ 787.927677] ffff880002d14000 00000000000c7204 ffff880002d14070 ffff880159b3bb20 [ 787.927677] Call Trace: [ 787.927679] [] ? dump_stack+0x41/0x51 [ 787.927681] [] ? warn_slowpath_common+0x73/0x8b [ 787.927689] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927690] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927694] [] ? local_clock+0x6/0x1e [ 787.927702] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927710] [] ? gen6_read64+0x82/0x82 [i915] [ 787.927720] [] ? edp_have_panel_vdd+0x26/0x30 [i915] [ 787.927730] [] ? _edp_panel_vdd_on+0x3d/0x164 [i915] [ 787.927739] [] ? intel_dp_aux_ch+0x3f/0x5ab [i915] [ 787.927742] [] ? printk+0x4f/0x54 [ 787.927751] [] ? intel_dp_aux_transfer+0xe2/0x10f [i915] [ 787.927755] [] ? drm_dp_dpcd_access+0x4b/0xb2 [drm_kms_helper] [ 787.927759] [] ? drm_dp_dpcd_write+0x13/0x17 [drm_kms_helper] [ 787.927768] [] ? intel_dp_sink_dpms+0x35/0x92 [i915] [ 787.927778] [] ? intel_ddi_post_disable+0xc6/0xff [i915] [ 787.927787] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.927796] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.927806] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.927809] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.927812] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.927815] [] ? fb_blank+0x51/0x84 [ 787.927816] [] ? fbcon_blank+0x119/0x230 [ 787.927818] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.927820] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.927823] [] ? do_blank_screen+0x184/0x24f [ 787.927825] [] ? console_callback+0xc6/0xed [ 787.927827] [] ? process_one_work+0x1bc/0x2ed [ 787.927828] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.927830] [] ? worker_thread+0x1c7/0x2bc [ 787.927832] [] ? rescuer_thread+0x251/0x251 [ 787.927835] [] ? kthread+0xc5/0xcd [ 787.927838] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927841] [] ? ret_from_fork+0x7c/0xb0 [ 787.927843] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.927844] ---[ end trace eed8878e71934ce7 ]--- [ 787.927869] ------------[ cut here ]------------ [ 787.927880] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_uncore.c:47 gen6_read32+0x17/0x81 [i915]() [ 787.927881] Device suspended [ 787.927897] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.927899] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.927900] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.927902] Workqueue: events console_callback [ 787.927905] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3b968 [ 787.927907] ffffffff81035052 0000000000000000 ffffffffa008de15 0000000000000001 [ 787.927910] ffff880002d14000 00000000000c7200 ffff880002d14070 ffff880159b3bb20 [ 787.927910] Call Trace: [ 787.927913] [] ? dump_stack+0x41/0x51 [ 787.927915] [] ? warn_slowpath_common+0x73/0x8b [ 787.927926] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927929] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.927940] [] ? gen6_read32+0x17/0x81 [i915] [ 787.927950] [] ? gen6_read64+0x82/0x82 [i915] [ 787.927962] [] ? edp_have_panel_power+0x26/0x2d [i915] [ 787.927974] [] ? intel_dp_aux_ch+0x76/0x5ab [i915] [ 787.927978] [] ? printk+0x4f/0x54 [ 787.927990] [] ? intel_dp_aux_transfer+0xe2/0x10f [i915] [ 787.927995] [] ? drm_dp_dpcd_access+0x4b/0xb2 [drm_kms_helper] [ 787.927999] [] ? drm_dp_dpcd_write+0x13/0x17 [drm_kms_helper] [ 787.928010] [] ? intel_dp_sink_dpms+0x35/0x92 [i915] [ 787.928023] [] ? intel_ddi_post_disable+0xc6/0xff [i915] [ 787.928035] [] ? haswell_crtc_disable+0x125/0x2ae [i915] [ 787.928047] [] ? intel_crtc_update_dpms+0x53/0x62 [i915] [ 787.928059] [] ? intel_connector_dpms+0x3f/0x4a [i915] [ 787.928063] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 787.928067] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 787.928070] [] ? fb_blank+0x51/0x84 [ 787.928073] [] ? fbcon_blank+0x119/0x230 [ 787.928076] [] ? lock_timer_base.isra.28+0x22/0x46 [ 787.928078] [] ? try_to_del_timer_sync+0x46/0x51 [ 787.928082] [] ? do_blank_screen+0x184/0x24f [ 787.928084] [] ? console_callback+0xc6/0xed [ 787.928087] [] ? process_one_work+0x1bc/0x2ed [ 787.928089] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 787.928092] [] ? worker_thread+0x1c7/0x2bc [ 787.928095] [] ? rescuer_thread+0x251/0x251 [ 787.928098] [] ? kthread+0xc5/0xcd [ 787.928102] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.928105] [] ? ret_from_fork+0x7c/0xb0 [ 787.928109] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.928110] ---[ end trace eed8878e71934ce8 ]--- [ 787.938262] [drm:i915_runtime_resume], Resuming device [ 787.940229] [drm:hsw_disable_pc8], Disabling package C8+ [ 787.976245] [drm:i915_runtime_resume], Device resumed [ 787.976256] [drm:i915_runtime_suspend], Suspending device [ 787.976258] [drm:hsw_enable_pc8], Enabling package C8+ [ 787.982252] ------------[ cut here ]------------ [ 787.982269] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:6882 hsw_enable_pc8+0xcf/0x626 [i915]() [ 787.982270] CRTC for pipe A enabled [ 787.982286] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.982289] CPU: 1 PID: 3645 Comm: kworker/1:0 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.982290] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.982294] Workqueue: pm pm_runtime_work [ 787.982297] 0000000000000000 0000000000000009 ffffffff81716de3 ffff88015638bc88 [ 787.982300] ffffffff81035052 ffffc900109c4024 ffffffffa009ebcf 0000000000000000 [ 787.982302] ffff880002d14000 ffff880155469000 ffff880155b35300 ffff880159e29098 [ 787.982303] Call Trace: [ 787.982307] [] ? dump_stack+0x41/0x51 [ 787.982310] [] ? warn_slowpath_common+0x73/0x8b [ 787.982322] [] ? hsw_enable_pc8+0xcf/0x626 [i915] [ 787.982325] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.982337] [] ? hsw_enable_pc8+0xcf/0x626 [i915] [ 787.982346] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 787.982350] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 787.982353] [] ? __rpm_callback+0x28/0x4c [ 787.982355] [] ? rpm_callback+0x4b/0x69 [ 787.982358] [] ? rpm_suspend+0x2a9/0x3f9 [ 787.982361] [] ? __wake_up+0x35/0x46 [ 787.982364] [] ? internal_add_timer+0xd/0x28 [ 787.982367] [] ? pm_runtime_work+0x52/0x7b [ 787.982370] [] ? process_one_work+0x1bc/0x2ed [ 787.982372] [] ? worker_thread+0x1c7/0x2bc [ 787.982375] [] ? rescuer_thread+0x251/0x251 [ 787.982379] [] ? kthread+0xc5/0xcd [ 787.982383] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982386] [] ? ret_from_fork+0x7c/0xb0 [ 787.982390] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982391] ---[ end trace eed8878e71934ce9 ]--- [ 787.982392] ------------[ cut here ]------------ [ 787.982404] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:6884 hsw_enable_pc8+0x111/0x626 [i915]() [ 787.982404] Power well on [ 787.982420] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.982423] CPU: 1 PID: 3645 Comm: kworker/1:0 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.982424] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.982426] Workqueue: pm pm_runtime_work [ 787.982428] 0000000000000000 0000000000000009 ffffffff81716de3 ffff88015638bc88 [ 787.982431] ffffffff81035052 ffffc900109c4024 ffffffffa009ec11 0000000000000000 [ 787.982433] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 787.982434] Call Trace: [ 787.982437] [] ? dump_stack+0x41/0x51 [ 787.982439] [] ? warn_slowpath_common+0x73/0x8b [ 787.982450] [] ? hsw_enable_pc8+0x111/0x626 [i915] [ 787.982453] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.982466] [] ? gen6_read32+0x76/0x81 [i915] [ 787.982477] [] ? hsw_enable_pc8+0x111/0x626 [i915] [ 787.982486] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 787.982490] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 787.982492] [] ? __rpm_callback+0x28/0x4c [ 787.982495] [] ? rpm_callback+0x4b/0x69 [ 787.982497] [] ? rpm_suspend+0x2a9/0x3f9 [ 787.982500] [] ? __wake_up+0x35/0x46 [ 787.982502] [] ? internal_add_timer+0xd/0x28 [ 787.982504] [] ? pm_runtime_work+0x52/0x7b [ 787.982507] [] ? process_one_work+0x1bc/0x2ed [ 787.982510] [] ? worker_thread+0x1c7/0x2bc [ 787.982513] [] ? rescuer_thread+0x251/0x251 [ 787.982516] [] ? kthread+0xc5/0xcd [ 787.982520] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982523] [] ? ret_from_fork+0x7c/0xb0 [ 787.982527] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982528] ---[ end trace eed8878e71934cea ]--- [ 787.982530] ------------[ cut here ]------------ [ 787.982541] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:6888 hsw_enable_pc8+0x1ab/0x626 [i915]() [ 787.982541] Panel power on [ 787.982557] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.982559] CPU: 1 PID: 3645 Comm: kworker/1:0 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.982560] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.982562] Workqueue: pm pm_runtime_work [ 787.982565] 0000000000000000 0000000000000009 ffffffff81716de3 ffff88015638bc88 [ 787.982567] ffffffff81035052 ffffc900109c4024 ffffffffa009ecab 0000000000000000 [ 787.982570] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 787.982570] Call Trace: [ 787.982573] [] ? dump_stack+0x41/0x51 [ 787.982575] [] ? warn_slowpath_common+0x73/0x8b [ 787.982586] [] ? hsw_enable_pc8+0x1ab/0x626 [i915] [ 787.982589] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.982601] [] ? gen6_read32+0x76/0x81 [i915] [ 787.982612] [] ? hsw_enable_pc8+0x1ab/0x626 [i915] [ 787.982621] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 787.982624] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 787.982626] [] ? __rpm_callback+0x28/0x4c [ 787.982628] [] ? rpm_callback+0x4b/0x69 [ 787.982631] [] ? rpm_suspend+0x2a9/0x3f9 [ 787.982633] [] ? __wake_up+0x35/0x46 [ 787.982636] [] ? internal_add_timer+0xd/0x28 [ 787.982638] [] ? pm_runtime_work+0x52/0x7b [ 787.982641] [] ? process_one_work+0x1bc/0x2ed [ 787.982644] [] ? worker_thread+0x1c7/0x2bc [ 787.982646] [] ? rescuer_thread+0x251/0x251 [ 787.982650] [] ? kthread+0xc5/0xcd [ 787.982654] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982657] [] ? ret_from_fork+0x7c/0xb0 [ 787.982660] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982662] ---[ end trace eed8878e71934ceb ]--- [ 787.982663] ------------[ cut here ]------------ [ 787.982673] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:6890 hsw_enable_pc8+0x1dc/0x626 [i915]() [ 787.982674] CPU PWM1 enabled [ 787.982690] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.982692] CPU: 1 PID: 3645 Comm: kworker/1:0 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.982693] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.982696] Workqueue: pm pm_runtime_work [ 787.982698] 0000000000000000 0000000000000009 ffffffff81716de3 ffff88015638bc88 [ 787.982700] ffffffff81035052 ffffc900109c4024 ffffffffa009ecdc 0000000000000000 [ 787.982703] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 787.982703] Call Trace: [ 787.982706] [] ? dump_stack+0x41/0x51 [ 787.982709] [] ? warn_slowpath_common+0x73/0x8b [ 787.982719] [] ? hsw_enable_pc8+0x1dc/0x626 [i915] [ 787.982722] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.982733] [] ? gen6_read32+0x76/0x81 [i915] [ 787.982744] [] ? hsw_enable_pc8+0x1dc/0x626 [i915] [ 787.982753] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 787.982756] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 787.982758] [] ? __rpm_callback+0x28/0x4c [ 787.982760] [] ? rpm_callback+0x4b/0x69 [ 787.982763] [] ? rpm_suspend+0x2a9/0x3f9 [ 787.982765] [] ? __wake_up+0x35/0x46 [ 787.982768] [] ? internal_add_timer+0xd/0x28 [ 787.982770] [] ? pm_runtime_work+0x52/0x7b [ 787.982773] [] ? process_one_work+0x1bc/0x2ed [ 787.982776] [] ? worker_thread+0x1c7/0x2bc [ 787.982778] [] ? rescuer_thread+0x251/0x251 [ 787.982782] [] ? kthread+0xc5/0xcd [ 787.982786] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982789] [] ? ret_from_fork+0x7c/0xb0 [ 787.982792] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982793] ---[ end trace eed8878e71934cec ]--- [ 787.982795] ------------[ cut here ]------------ [ 787.982806] WARNING: CPU: 1 PID: 3645 at drivers/gpu/drm/i915/intel_display.c:6894 hsw_enable_pc8+0x23e/0x626 [i915]() [ 787.982807] PCH PWM1 enabled [ 787.982822] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 787.982825] CPU: 1 PID: 3645 Comm: kworker/1:0 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 787.982826] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 787.982828] Workqueue: pm pm_runtime_work [ 787.982830] 0000000000000000 0000000000000009 ffffffff81716de3 ffff88015638bc88 [ 787.982833] ffffffff81035052 ffffc900109c4024 ffffffffa009ed3e 0000000000000000 [ 787.982835] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 787.982835] Call Trace: [ 787.982838] [] ? dump_stack+0x41/0x51 [ 787.982841] [] ? warn_slowpath_common+0x73/0x8b [ 787.982851] [] ? hsw_enable_pc8+0x23e/0x626 [i915] [ 787.982854] [] ? warn_slowpath_fmt+0x45/0x4a [ 787.982865] [] ? gen6_read32+0x76/0x81 [i915] [ 787.982876] [] ? hsw_enable_pc8+0x23e/0x626 [i915] [ 787.982885] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 787.982888] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 787.982890] [] ? __rpm_callback+0x28/0x4c [ 787.982893] [] ? rpm_callback+0x4b/0x69 [ 787.982895] [] ? rpm_suspend+0x2a9/0x3f9 [ 787.982897] [] ? __wake_up+0x35/0x46 [ 787.982900] [] ? internal_add_timer+0xd/0x28 [ 787.982902] [] ? pm_runtime_work+0x52/0x7b [ 787.982905] [] ? process_one_work+0x1bc/0x2ed [ 787.982908] [] ? worker_thread+0x1c7/0x2bc [ 787.982910] [] ? rescuer_thread+0x251/0x251 [ 787.982914] [] ? kthread+0xc5/0xcd [ 787.982918] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982921] [] ? ret_from_fork+0x7c/0xb0 [ 787.982924] [] ? kthread_freezable_should_stop+0x40/0x40 [ 787.982926] ---[ end trace eed8878e71934ced ]--- [ 787.986271] [drm:i915_runtime_suspend], Device suspended [ 788.008311] [drm:i915_runtime_resume], Resuming device [ 788.010282] [drm:hsw_disable_pc8], Disabling package C8+ [ 788.044306] [drm:i915_runtime_resume], Device resumed [ 788.044309] [drm:_edp_panel_vdd_on], Turning eDP VDD on [ 788.044316] [drm:_edp_panel_vdd_on], PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f [ 788.044318] [drm:intel_edp_panel_off], Turn eDP power off [ 788.044322] [drm:wait_panel_off], Wait for panel power off time [ 788.044325] [drm:wait_panel_status], mask b0000000 value 00000000 status 80000008 control abcd0000 [ 788.099319] [drm:wait_panel_status], Wait complete [ 788.099329] [drm:intel_update_fbc], no output, disabling [ 788.099334] [drm:intel_connector_check_state], [CONNECTOR:10:eDP-1] [ 788.099335] ------------[ cut here ]------------ [ 788.099351] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:4643 intel_modeset_check_state+0x88/0x60a [i915]() [ 788.099352] wrong connector dpms state [ 788.099364] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099366] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099367] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099370] Workqueue: events console_callback [ 788.099372] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb88 [ 788.099374] ffffffff81035052 ffffffffa00cef50 ffffffffa00a027d 000000000000000a [ 788.099376] ffff880155550c00 ffff880155b35000 ffff88008c54f000 ffff880155b352a0 [ 788.099376] Call Trace: [ 788.099380] [] ? dump_stack+0x41/0x51 [ 788.099382] [] ? warn_slowpath_common+0x73/0x8b [ 788.099394] [] ? intel_modeset_check_state+0x88/0x60a [i915] [ 788.099396] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099406] [] ? intel_modeset_check_state+0x88/0x60a [i915] [ 788.099410] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099413] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099416] [] ? fb_blank+0x51/0x84 [ 788.099418] [] ? fbcon_blank+0x119/0x230 [ 788.099420] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099422] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099426] [] ? do_blank_screen+0x184/0x24f [ 788.099427] [] ? console_callback+0xc6/0xed [ 788.099430] [] ? process_one_work+0x1bc/0x2ed [ 788.099432] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099434] [] ? worker_thread+0x1c7/0x2bc [ 788.099436] [] ? rescuer_thread+0x251/0x251 [ 788.099439] [] ? kthread+0xc5/0xcd [ 788.099442] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099445] [] ? ret_from_fork+0x7c/0xb0 [ 788.099448] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099449] ---[ end trace eed8878e71934cee ]--- [ 788.099450] ------------[ cut here ]------------ [ 788.099459] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:4647 intel_modeset_check_state+0xcd/0x60a [i915]() [ 788.099460] encoder->connectors_active not set [ 788.099470] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099472] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099473] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099475] Workqueue: events console_callback [ 788.099476] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb88 [ 788.099478] ffffffff81035052 ffffffffa00cef50 ffffffffa00a02c2 000000000000000a [ 788.099479] ffff880155550c00 ffff880155b35000 ffff88008c54f000 ffff880155b352a0 [ 788.099480] Call Trace: [ 788.099482] [] ? dump_stack+0x41/0x51 [ 788.099484] [] ? warn_slowpath_common+0x73/0x8b [ 788.099493] [] ? intel_modeset_check_state+0xcd/0x60a [i915] [ 788.099494] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099503] [] ? intel_modeset_check_state+0xcd/0x60a [i915] [ 788.099507] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099510] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099513] [] ? fb_blank+0x51/0x84 [ 788.099514] [] ? fbcon_blank+0x119/0x230 [ 788.099516] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099518] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099521] [] ? do_blank_screen+0x184/0x24f [ 788.099523] [] ? console_callback+0xc6/0xed [ 788.099525] [] ? process_one_work+0x1bc/0x2ed [ 788.099527] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099528] [] ? worker_thread+0x1c7/0x2bc [ 788.099530] [] ? rescuer_thread+0x251/0x251 [ 788.099533] [] ? kthread+0xc5/0xcd [ 788.099536] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099539] [] ? ret_from_fork+0x7c/0xb0 [ 788.099541] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099542] ---[ end trace eed8878e71934cef ]--- [ 788.099544] ------------[ cut here ]------------ [ 788.099552] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:4657 intel_modeset_check_state+0x159/0x60a [i915]() [ 788.099552] crtc not active [ 788.099562] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099564] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099565] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099566] Workqueue: events console_callback [ 788.099568] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb88 [ 788.099570] ffffffff81035052 ffffffffa00cef50 ffffffffa00a034e 000000000000000a [ 788.099571] ffff880155550c00 ffff880155b35000 ffff880155469000 ffff880155b352a0 [ 788.099572] Call Trace: [ 788.099574] [] ? dump_stack+0x41/0x51 [ 788.099576] [] ? warn_slowpath_common+0x73/0x8b [ 788.099584] [] ? intel_modeset_check_state+0x159/0x60a [i915] [ 788.099586] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099597] [] ? intel_ddi_get_hw_state+0x7c/0x13b [i915] [ 788.099606] [] ? intel_modeset_check_state+0x159/0x60a [i915] [ 788.099610] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099613] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099615] [] ? fb_blank+0x51/0x84 [ 788.099617] [] ? fbcon_blank+0x119/0x230 [ 788.099619] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099621] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099624] [] ? do_blank_screen+0x184/0x24f [ 788.099625] [] ? console_callback+0xc6/0xed [ 788.099627] [] ? process_one_work+0x1bc/0x2ed [ 788.099629] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099631] [] ? worker_thread+0x1c7/0x2bc [ 788.099633] [] ? rescuer_thread+0x251/0x251 [ 788.099635] [] ? kthread+0xc5/0xcd [ 788.099638] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099641] [] ? ret_from_fork+0x7c/0xb0 [ 788.099644] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099644] ---[ end trace eed8878e71934cf0 ]--- [ 788.099647] [drm:check_encoder_state], [ENCODER:9:TMDS-9] [ 788.099648] ------------[ cut here ]------------ [ 788.099657] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:9738 intel_modeset_check_state+0x310/0x60a [i915]() [ 788.099657] encoder's hw state doesn't match sw tracking (expected 0, found 1) [ 788.099667] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099669] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099670] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099671] Workqueue: events console_callback [ 788.099673] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bb88 [ 788.099674] ffffffff81035052 ffffffffa00cef70 ffffffffa00a0505 0000000000000009 [ 788.099676] ffff88008c54f000 ffff880155b35000 0000000000000001 ffff880155b352a0 [ 788.099676] Call Trace: [ 788.099678] [] ? dump_stack+0x41/0x51 [ 788.099680] [] ? warn_slowpath_common+0x73/0x8b [ 788.099689] [] ? intel_modeset_check_state+0x310/0x60a [i915] [ 788.099690] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099700] [] ? intel_ddi_get_hw_state+0x7c/0x13b [i915] [ 788.099709] [] ? intel_modeset_check_state+0x310/0x60a [i915] [ 788.099713] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099716] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099718] [] ? fb_blank+0x51/0x84 [ 788.099720] [] ? fbcon_blank+0x119/0x230 [ 788.099722] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099724] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099727] [] ? do_blank_screen+0x184/0x24f [ 788.099728] [] ? console_callback+0xc6/0xed [ 788.099730] [] ? process_one_work+0x1bc/0x2ed [ 788.099732] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099734] [] ? worker_thread+0x1c7/0x2bc [ 788.099736] [] ? rescuer_thread+0x251/0x251 [ 788.099738] [] ? kthread+0xc5/0xcd [ 788.099741] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099744] [] ? ret_from_fork+0x7c/0xb0 [ 788.099747] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099747] ---[ end trace eed8878e71934cf1 ]--- [ 788.099749] [drm:check_encoder_state], [ENCODER:17:TMDS-17] [ 788.099751] [drm:check_crtc_state], [CRTC:3] [ 788.099757] ------------[ cut here ]------------ [ 788.099769] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_ddi.c:709 check_crtc_state+0x16e/0x83a [i915]() [ 788.099769] bad port clock sel [ 788.099779] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099780] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099781] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099783] Workqueue: events console_callback [ 788.099784] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3b8c8 [ 788.099786] ffffffff81035052 0000000000000246 ffffffffa00949ed 0000000000000000 [ 788.099787] ffff880155469000 ffff880155b35000 ffff880159b3b958 0000000000000001 [ 788.099788] Call Trace: [ 788.099790] [] ? dump_stack+0x41/0x51 [ 788.099792] [] ? warn_slowpath_common+0x73/0x8b [ 788.099801] [] ? check_crtc_state+0x16e/0x83a [i915] [ 788.099803] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099814] [] ? intel_ddi_get_config+0x14f/0x259 [i915] [ 788.099823] [] ? check_crtc_state+0x16e/0x83a [i915] [ 788.099826] [] ? vsnprintf+0x70/0x419 [ 788.099837] [] ? intel_modeset_check_state+0x359/0x60a [i915] [ 788.099840] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099843] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099846] [] ? fb_blank+0x51/0x84 [ 788.099847] [] ? fbcon_blank+0x119/0x230 [ 788.099849] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099851] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099854] [] ? do_blank_screen+0x184/0x24f [ 788.099856] [] ? console_callback+0xc6/0xed [ 788.099858] [] ? process_one_work+0x1bc/0x2ed [ 788.099859] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099861] [] ? worker_thread+0x1c7/0x2bc [ 788.099863] [] ? rescuer_thread+0x251/0x251 [ 788.099866] [] ? kthread+0xc5/0xcd [ 788.099869] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099871] [] ? ret_from_fork+0x7c/0xb0 [ 788.099874] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099875] ---[ end trace eed8878e71934cf2 ]--- [ 788.099876] ------------[ cut here ]------------ [ 788.099885] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:9807 check_crtc_state+0x1ab/0x83a [i915]() [ 788.099885] crtc active state doesn't match with hw state (expected 0, found 1) [ 788.099895] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.099897] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.099897] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.099899] Workqueue: events console_callback [ 788.099901] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3b8c8 [ 788.099902] ffffffff81035052 0000000000000246 ffffffffa0094a2a 0000000000000000 [ 788.099904] ffff880155469000 ffff880155b35000 ffff880159b3b958 0000000000000001 [ 788.099904] Call Trace: [ 788.099906] [] ? dump_stack+0x41/0x51 [ 788.099908] [] ? warn_slowpath_common+0x73/0x8b [ 788.099916] [] ? check_crtc_state+0x1ab/0x83a [i915] [ 788.099918] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.099928] [] ? intel_ddi_get_config+0x14f/0x259 [i915] [ 788.099937] [] ? check_crtc_state+0x1ab/0x83a [i915] [ 788.099939] [] ? vsnprintf+0x70/0x419 [ 788.099949] [] ? intel_modeset_check_state+0x359/0x60a [i915] [ 788.099953] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.099956] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.099958] [] ? fb_blank+0x51/0x84 [ 788.099960] [] ? fbcon_blank+0x119/0x230 [ 788.099962] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.099964] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.099967] [] ? do_blank_screen+0x184/0x24f [ 788.099968] [] ? console_callback+0xc6/0xed [ 788.099970] [] ? process_one_work+0x1bc/0x2ed [ 788.099972] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.099974] [] ? worker_thread+0x1c7/0x2bc [ 788.099976] [] ? rescuer_thread+0x251/0x251 [ 788.099978] [] ? kthread+0xc5/0xcd [ 788.099981] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099984] [] ? ret_from_fork+0x7c/0xb0 [ 788.099987] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.099987] ---[ end trace eed8878e71934cf3 ]--- [ 788.099990] [drm:intel_pipe_config_compare] *ERROR* mismatch in adjusted_mode.crtc_clock (expected 75600, found 0) [ 788.099990] ------------[ cut here ]------------ [ 788.099999] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:9811 check_crtc_state+0x7f3/0x83a [i915]() [ 788.099999] pipe state doesn't match! [ 788.100009] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 788.100011] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 788.100011] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 788.100013] Workqueue: events console_callback [ 788.100014] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3b8c8 [ 788.100016] ffffffff81035052 ffff880159b3b8c0 ffffffffa0095072 0000000000000000 [ 788.100017] ffff880155469000 ffff880155b35000 ffff880159b3b958 ffff8801554696d8 [ 788.100018] Call Trace: [ 788.100020] [] ? dump_stack+0x41/0x51 [ 788.100021] [] ? warn_slowpath_common+0x73/0x8b [ 788.100030] [] ? check_crtc_state+0x7f3/0x83a [i915] [ 788.100032] [] ? warn_slowpath_fmt+0x45/0x4a [ 788.100042] [] ? intel_ddi_get_config+0x14f/0x259 [i915] [ 788.100050] [] ? check_crtc_state+0x7f3/0x83a [i915] [ 788.100061] [] ? intel_modeset_check_state+0x359/0x60a [i915] [ 788.100064] [] ? drm_fb_helper_dpms.isra.9+0x80/0xcd [drm_kms_helper] [ 788.100067] [] ? drm_fb_helper_blank+0x32/0x3a [drm_kms_helper] [ 788.100070] [] ? fb_blank+0x51/0x84 [ 788.100071] [] ? fbcon_blank+0x119/0x230 [ 788.100073] [] ? lock_timer_base.isra.28+0x22/0x46 [ 788.100075] [] ? try_to_del_timer_sync+0x46/0x51 [ 788.100078] [] ? do_blank_screen+0x184/0x24f [ 788.100080] [] ? console_callback+0xc6/0xed [ 788.100081] [] ? process_one_work+0x1bc/0x2ed [ 788.100083] [] ? pwq_activate_delayed_work+0x1e/0x28 [ 788.100085] [] ? worker_thread+0x1c7/0x2bc [ 788.100087] [] ? rescuer_thread+0x251/0x251 [ 788.100090] [] ? kthread+0xc5/0xcd [ 788.100092] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.100095] [] ? ret_from_fork+0x7c/0xb0 [ 788.100098] [] ? kthread_freezable_should_stop+0x40/0x40 [ 788.100098] ---[ end trace eed8878e71934cf4 ]--- [ 788.100100] [drm:intel_dump_pipe_config], [CRTC:3][hw state] config for pipe A [ 788.100101] [drm:intel_dump_pipe_config], cpu_transcoder: D [ 788.100102] [drm:intel_dump_pipe_config], pipe bpp: 18, dithering: 0 [ 788.100104] [drm:intel_dump_pipe_config], fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0 [ 788.100106] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 2642411, gmch_n: 4194304, link_m: 146800, link_n: 524288, tu: 64 [ 788.100107] [drm:intel_dump_pipe_config], requested mode: [ 788.100110] [drm:drm_mode_debug_printmodeline], Modeline 0:"" 0 0 1366 0 0 0 768 0 0 0 0x0 0x0 [ 788.100110] [drm:intel_dump_pipe_config], adjusted mode: [ 788.100112] [drm:drm_mode_debug_printmodeline], Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0xa [ 788.100115] [drm:intel_dump_crtc_timings], crtc timings: 0 1366 1404 1426 1592 768 771 777 790, type: 0x0 flags: 0xa [ 788.100116] [drm:intel_dump_pipe_config], port clock: 0 [ 788.100117] [drm:intel_dump_pipe_config], pipe src size: 1366x768 [ 788.100118] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 788.100119] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 788.100120] [drm:intel_dump_pipe_config], ips: 1 [ 788.100121] [drm:intel_dump_pipe_config], double wide: 0 [ 788.100122] [drm:intel_dump_pipe_config], [CRTC:3][sw state] config for pipe A [ 788.100123] [drm:intel_dump_pipe_config], cpu_transcoder: D [ 788.100124] [drm:intel_dump_pipe_config], pipe bpp: 18, dithering: 1 [ 788.100126] [drm:intel_dump_pipe_config], fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0 [ 788.100128] [drm:intel_dump_pipe_config], dp: 1, gmch_m: 2642411, gmch_n: 4194304, link_m: 146800, link_n: 524288, tu: 64 [ 788.100128] [drm:intel_dump_pipe_config], requested mode: [ 788.100131] [drm:drm_mode_debug_printmodeline], Modeline 0:"1366x768" 60 75600 1366 1404 1426 1592 768 771 777 790 0x48 0xa [ 788.100132] [drm:intel_dump_pipe_config], adjusted mode: [ 788.100134] [drm:drm_mode_debug_printmodeline], Modeline 0:"1366x768" 60 75600 1366 1404 1426 1592 768 771 777 790 0x48 0xa [ 788.100136] [drm:intel_dump_crtc_timings], crtc timings: 75600 1366 1404 1426 1592 768 771 777 790, type: 0x48 flags: 0xa [ 788.100137] [drm:intel_dump_pipe_config], port clock: 270000 [ 788.100138] [drm:intel_dump_pipe_config], pipe src size: 1366x768 [ 788.100139] [drm:intel_dump_pipe_config], gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000 [ 788.100141] [drm:intel_dump_pipe_config], pch pfit: pos: 0x00000000, size: 0x00000000, disabled [ 788.100141] [drm:intel_dump_pipe_config], ips: 1 [ 788.100142] [drm:intel_dump_pipe_config], double wide: 0 [ 788.100143] [drm:check_crtc_state], [CRTC:5] [ 788.100145] [drm:check_crtc_state], [CRTC:7] [ 788.100150] [drm:intel_backlight_device_update_status], updating intel_backlight, brightness=765/851 [ 788.100260] [drm:asle_set_backlight], bclp = 0x800000ff [ 788.100262] [drm:asle_set_backlight], updating opregion backlight 255/255 [ 790.326244] systemd-journald[2419]: Got invalid event from epoll. [ 790.330432] systemd[1]: Unit systemd-journald.service entered failed state. [ 790.332471] systemd[1]: systemd-journald.service holdoff time over, scheduling restart. [ 790.334390] systemd[1]: Stopping Journal Service... [ 790.335871] systemd[1]: Starting Journal Service... [ 790.337727] systemd[1]: Started Journal Service. [ 790.339241] systemd[1]: Starting Trigger Flushing of Journal to Persistent Storage... [ 798.103546] [drm:i915_runtime_suspend], Suspending device [ 798.103552] [drm:hsw_enable_pc8], Enabling package C8+ [ 798.109496] ------------[ cut here ]------------ [ 798.110910] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:6884 hsw_enable_pc8+0x111/0x626 [i915]() [ 798.112379] Power well on [ 798.113791] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 798.118375] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 798.119888] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 798.121363] Workqueue: pm pm_runtime_work [ 798.122832] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bc88 [ 798.124257] ffffffff81035052 ffffc900109c4024 ffffffffa009ec11 0000000000000000 [ 798.125712] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 798.127163] Call Trace: [ 798.128526] [] ? dump_stack+0x41/0x51 [ 798.129904] [] ? warn_slowpath_common+0x73/0x8b [ 798.131294] [] ? hsw_enable_pc8+0x111/0x626 [i915] [ 798.132666] [] ? warn_slowpath_fmt+0x45/0x4a [ 798.134097] [] ? gen6_read32+0x76/0x81 [i915] [ 798.135476] [] ? hsw_enable_pc8+0x111/0x626 [i915] [ 798.136849] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 798.138278] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 798.139694] [] ? __rpm_callback+0x28/0x4c [ 798.141053] [] ? rpm_callback+0x4b/0x69 [ 798.142413] [] ? rpm_suspend+0x2a9/0x3f9 [ 798.143800] [] ? internal_add_timer+0xd/0x28 [ 798.145137] [] ? mod_timer+0x125/0x13d [ 798.146475] [] ? pm_runtime_work+0x65/0x7b [ 798.147819] [] ? process_one_work+0x1bc/0x2ed [ 798.149166] [] ? worker_thread+0x1c7/0x2bc [ 798.150505] [] ? rescuer_thread+0x251/0x251 [ 798.151893] [] ? kthread+0xc5/0xcd [ 798.153218] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.154598] [] ? ret_from_fork+0x7c/0xb0 [ 798.155932] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.157316] ---[ end trace eed8878e71934cf5 ]--- [ 798.158713] ------------[ cut here ]------------ [ 798.160108] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:6890 hsw_enable_pc8+0x1dc/0x626 [i915]() [ 798.161519] CPU PWM1 enabled [ 798.162916] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 798.167569] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 798.169168] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 798.170832] Workqueue: pm pm_runtime_work [ 798.172489] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bc88 [ 798.174129] ffffffff81035052 ffffc900109c4024 ffffffffa009ecdc 0000000000000000 [ 798.175780] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 798.177430] Call Trace: [ 798.179047] [] ? dump_stack+0x41/0x51 [ 798.180652] [] ? warn_slowpath_common+0x73/0x8b [ 798.182240] [] ? hsw_enable_pc8+0x1dc/0x626 [i915] [ 798.183840] [] ? warn_slowpath_fmt+0x45/0x4a [ 798.185324] [] ? gen6_read32+0x76/0x81 [i915] [ 798.186817] [] ? hsw_enable_pc8+0x1dc/0x626 [i915] [ 798.188559] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 798.191068] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 798.192514] [] ? __rpm_callback+0x28/0x4c [ 798.193921] [] ? rpm_callback+0x4b/0x69 [ 798.195354] [] ? rpm_suspend+0x2a9/0x3f9 [ 798.196751] [] ? internal_add_timer+0xd/0x28 [ 798.198135] [] ? mod_timer+0x125/0x13d [ 798.199441] [] ? pm_runtime_work+0x65/0x7b [ 798.200817] [] ? process_one_work+0x1bc/0x2ed [ 798.202190] [] ? worker_thread+0x1c7/0x2bc [ 798.203598] [] ? rescuer_thread+0x251/0x251 [ 798.204964] [] ? kthread+0xc5/0xcd [ 798.206322] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.207691] [] ? ret_from_fork+0x7c/0xb0 [ 798.208981] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.210352] ---[ end trace eed8878e71934cf6 ]--- [ 798.211719] ------------[ cut here ]------------ [ 798.213109] WARNING: CPU: 1 PID: 718 at drivers/gpu/drm/i915/intel_display.c:6894 hsw_enable_pc8+0x23e/0x626 [i915]() [ 798.214551] PCH PWM1 enabled [ 798.215996] Modules linked in: dm_mod iTCO_wdt snd_hda_codec_hdmi iTCO_vendor_support pcspkr i2c_i801 snd_hda_codec_realtek snd_hda_codec_generic lpc_ich mfd_core snd_hda_intel snd_hda_codec uvcvideo snd_hwdep videobuf2_vmalloc videobuf2_memops snd_pcm videobuf2_core snd_timer videodev snd soundcore wmi battery ac acpi_cpufreq i915 video button drm_kms_helper drm [ 798.220659] CPU: 1 PID: 718 Comm: kworker/1:1 Tainted: G W 3.14.0-rc7_drm-intel-nightly_07071a_20140326+ #1038 [ 798.222392] Hardware name: LENOVO 20267 /Cherry 3A , BIOS 7CCN15WW 07/24/2013 [ 798.224123] Workqueue: pm pm_runtime_work [ 798.225788] 0000000000000000 0000000000000009 ffffffff81716de3 ffff880159b3bc88 [ 798.227483] ffffffff81035052 ffffc900109c4024 ffffffffa009ed3e 0000000000000000 [ 798.229218] ffff880002d14000 ffff880155b352f8 ffff880155b35300 ffff880159e29098 [ 798.230957] Call Trace: [ 798.232635] [] ? dump_stack+0x41/0x51 [ 798.234339] [] ? warn_slowpath_common+0x73/0x8b [ 798.236023] [] ? hsw_enable_pc8+0x23e/0x626 [i915] [ 798.237632] [] ? warn_slowpath_fmt+0x45/0x4a [ 798.239185] [] ? gen6_read32+0x76/0x81 [i915] [ 798.240622] [] ? hsw_enable_pc8+0x23e/0x626 [i915] [ 798.242142] [] ? i915_runtime_suspend+0x62/0xb1 [i915] [ 798.243514] [] ? pci_pm_runtime_suspend+0x60/0x119 [ 798.245017] [] ? __rpm_callback+0x28/0x4c [ 798.246443] [] ? rpm_callback+0x4b/0x69 [ 798.247853] [] ? rpm_suspend+0x2a9/0x3f9 [ 798.249249] [] ? internal_add_timer+0xd/0x28 [ 798.250563] [] ? mod_timer+0x125/0x13d [ 798.251937] [] ? pm_runtime_work+0x65/0x7b [ 798.253308] [] ? process_one_work+0x1bc/0x2ed [ 798.254681] [] ? worker_thread+0x1c7/0x2bc [ 798.256050] [] ? rescuer_thread+0x251/0x251 [ 798.257423] [] ? kthread+0xc5/0xcd [ 798.258780] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.260147] [] ? ret_from_fork+0x7c/0xb0 [ 798.261506] [] ? kthread_freezable_should_stop+0x40/0x40 [ 798.262915] ---[ end trace eed8878e71934cf7 ]--- [ 798.267609] [drm:i915_runtime_suspend], Device suspended