Attachment 109337 Details for Bug 86000 – dmesg-debug

dmesg-debug

dmesg (text/plain), 505.20 KB, created by samcurry on 2014-11-12 13:11:23 UTC

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Creator: samcurry

Created: 2014-11-12 13:11:23 UTC

Size: 505.20 KB

patch

obsolete

>[  858.443613] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=97/1388
>[  858.443617] [drm:intel_panel_actually_set_backlight] set backlight PWM = 97
>[  858.458822] [drm:intel_panel_get_backlight] get backlight PWM = 97
>[  859.270026] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  859.270032] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[  859.270036] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[  859.270226] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[  859.270396] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  859.270411] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  859.270417] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[  859.270422] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[  859.270428] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  859.270555] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[  859.270559] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[  859.270562] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[  859.270567] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[  859.270572] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[  859.270574] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[  859.270577] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[  859.270581] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[  859.270585] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  859.270587] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[  859.270590] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[  859.270762] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  859.270765] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  859.270768] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[  859.270772] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[  859.270775] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[  859.270777] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[  859.270945] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  859.270948] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  859.270951] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[  859.271101] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=100/1388
>[  859.271104] [drm:intel_panel_actually_set_backlight] set backlight PWM = 100
>[  859.281338] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=103/1388
>[  859.281341] [drm:intel_panel_actually_set_backlight] set backlight PWM = 103
>[  859.291396] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=107/1388
>[  859.291399] [drm:intel_panel_actually_set_backlight] set backlight PWM = 107
>[  859.301474] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=110/1388
>[  859.301477] [drm:intel_panel_actually_set_backlight] set backlight PWM = 110
>[  859.312565] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=114/1388
>[  859.312569] [drm:intel_panel_actually_set_backlight] set backlight PWM = 114
>[  859.321610] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=117/1388
>[  859.321613] [drm:intel_panel_actually_set_backlight] set backlight PWM = 117
>[  859.332013] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=121/1388
>[  859.332017] [drm:intel_panel_actually_set_backlight] set backlight PWM = 121
>[  859.341802] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=124/1388
>[  859.341807] [drm:intel_panel_actually_set_backlight] set backlight PWM = 124
>[  859.352012] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=128/1388
>[  859.352015] [drm:intel_panel_actually_set_backlight] set backlight PWM = 128
>[  859.361958] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=131/1388
>[  859.361963] [drm:intel_panel_actually_set_backlight] set backlight PWM = 131
>[  859.372039] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=135/1388
>[  859.372043] [drm:intel_panel_actually_set_backlight] set backlight PWM = 135
>[  859.382098] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=138/1388
>[  859.382101] [drm:intel_panel_actually_set_backlight] set backlight PWM = 138
>[  859.392167] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=142/1388
>[  859.392171] [drm:intel_panel_actually_set_backlight] set backlight PWM = 142
>[  859.402269] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=145/1388
>[  859.402273] [drm:intel_panel_actually_set_backlight] set backlight PWM = 145
>[  859.412973] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=149/1388
>[  859.412977] [drm:intel_panel_actually_set_backlight] set backlight PWM = 149
>[  859.422435] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=152/1388
>[  859.422441] [drm:intel_panel_actually_set_backlight] set backlight PWM = 152
>[  859.432495] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=155/1388
>[  859.432497] [drm:intel_panel_actually_set_backlight] set backlight PWM = 155
>[  859.442585] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=159/1388
>[  859.442588] [drm:intel_panel_actually_set_backlight] set backlight PWM = 159
>[  859.452665] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=162/1388
>[  859.452668] [drm:intel_panel_actually_set_backlight] set backlight PWM = 162
>[  859.462745] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=166/1388
>[  859.462748] [drm:intel_panel_actually_set_backlight] set backlight PWM = 166
>[  859.476854] [drm:intel_panel_get_backlight] get backlight PWM = 166
>[  859.981074] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  859.981085] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[  859.981093] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[  859.981319] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[  859.981504] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  859.981528] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  859.981535] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[  859.981542] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[  859.981553] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  859.981761] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[  859.981766] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[  859.981771] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[  859.981778] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[  859.981784] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[  859.981786] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[  859.981789] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[  859.981793] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[  859.981797] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  859.981799] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[  859.981802] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[  859.981987] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  859.981991] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  859.981995] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[  859.982003] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[  859.982006] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[  859.982008] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[  859.982185] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  859.982188] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  859.982191] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[  859.982414] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=169/1388
>[  859.982418] [drm:intel_panel_actually_set_backlight] set backlight PWM = 169
>[  859.992532] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=172/1388
>[  859.992536] [drm:intel_panel_actually_set_backlight] set backlight PWM = 172
>[  860.002604] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=176/1388
>[  860.002608] [drm:intel_panel_actually_set_backlight] set backlight PWM = 176
>[  860.012691] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=179/1388
>[  860.012694] [drm:intel_panel_actually_set_backlight] set backlight PWM = 179
>[  860.022786] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=183/1388
>[  860.022790] [drm:intel_panel_actually_set_backlight] set backlight PWM = 183
>[  860.032871] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=186/1388
>[  860.032874] [drm:intel_panel_actually_set_backlight] set backlight PWM = 186
>[  860.042942] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=190/1388
>[  860.042946] [drm:intel_panel_actually_set_backlight] set backlight PWM = 190
>[  860.053018] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=193/1388
>[  860.053028] [drm:intel_panel_actually_set_backlight] set backlight PWM = 193
>[  860.063086] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=197/1388
>[  860.063089] [drm:intel_panel_actually_set_backlight] set backlight PWM = 197
>[  860.073176] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[  860.073181] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[  860.083218] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=204/1388
>[  860.083220] [drm:intel_panel_actually_set_backlight] set backlight PWM = 204
>[  860.093312] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=207/1388
>[  860.093315] [drm:intel_panel_actually_set_backlight] set backlight PWM = 207
>[  860.103461] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=211/1388
>[  860.103464] [drm:intel_panel_actually_set_backlight] set backlight PWM = 211
>[  860.113538] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=214/1388
>[  860.113541] [drm:intel_panel_actually_set_backlight] set backlight PWM = 214
>[  860.123622] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=218/1388
>[  860.123625] [drm:intel_panel_actually_set_backlight] set backlight PWM = 218
>[  860.133726] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=221/1388
>[  860.133729] [drm:intel_panel_actually_set_backlight] set backlight PWM = 221
>[  860.143794] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=224/1388
>[  860.143797] [drm:intel_panel_actually_set_backlight] set backlight PWM = 224
>[  860.153881] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=228/1388
>[  860.153884] [drm:intel_panel_actually_set_backlight] set backlight PWM = 228
>[  860.163971] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=231/1388
>[  860.163974] [drm:intel_panel_actually_set_backlight] set backlight PWM = 231
>[  860.174068] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=235/1388
>[  860.174071] [drm:intel_panel_actually_set_backlight] set backlight PWM = 235
>[  860.189643] [drm:intel_panel_get_backlight] get backlight PWM = 235
>[  861.253556] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  861.253565] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  861.253566] ------------[ cut here ]------------
>[  861.253577] WARNING: CPU: 2 PID: 2153 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[  861.253578] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[  861.253610]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[  861.253621] CPU: 2 PID: 2153 Comm: kworker/2:0 Tainted: P        W  O   3.17.2-1-ARCH #1
>[  861.253622] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[  861.253629] Workqueue: events edp_panel_vdd_work [i915]
>[  861.253631]  0000000000000000 00000000163a00f4 ffff88020302bd38 ffffffff815367d0
>[  861.253632]  0000000000000000 ffff88020302bd70 ffffffff8107054d ffff8802624b002c
>[  861.253634]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[  861.253635] Call Trace:
>[  861.253640]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[  861.253643]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[  861.253644]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[  861.253649]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[  861.253654]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[  861.253659]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[  861.253662]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[  861.253663]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[  861.253665]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[  861.253667]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[  861.253668]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  861.253671]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[  861.253672]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  861.253673] ---[ end trace bfcfc188c82144eb ]---
>[  885.033610] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[  885.033785] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[  948.291629] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  948.291633] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[  948.291636] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[  948.291641] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  948.291647] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  948.291818] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[  948.291980] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  948.291992] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  948.291995] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[  948.291997] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[  948.292001] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  948.292088] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[  948.292090] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[  948.292091] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[  948.292095] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[  948.292098] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[  948.292100] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[  948.292101] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[  948.292105] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[  948.292107] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  948.292108] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[  948.292110] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[  948.292274] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  948.292276] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  948.292278] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[  948.292280] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[  948.292282] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[  948.292283] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[  948.292440] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  948.292441] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  948.292443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[  948.292543] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=233/1388
>[  948.292545] [drm:intel_panel_actually_set_backlight] set backlight PWM = 233
>[  948.302655] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=232/1388
>[  948.302658] [drm:intel_panel_actually_set_backlight] set backlight PWM = 232
>[  948.313275] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=230/1388
>[  948.313280] [drm:intel_panel_actually_set_backlight] set backlight PWM = 230
>[  948.322813] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=229/1388
>[  948.322816] [drm:intel_panel_actually_set_backlight] set backlight PWM = 229
>[  948.332912] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=228/1388
>[  948.332915] [drm:intel_panel_actually_set_backlight] set backlight PWM = 228
>[  948.339785] [drm:drm_mode_addfb] [FB:45]
>[  948.343047] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=226/1388
>[  948.343050] [drm:intel_panel_actually_set_backlight] set backlight PWM = 226
>[  948.353108] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=225/1388
>[  948.353112] [drm:intel_panel_actually_set_backlight] set backlight PWM = 225
>[  948.363278] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=224/1388
>[  948.363284] [drm:intel_panel_actually_set_backlight] set backlight PWM = 224
>[  948.373308] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=222/1388
>[  948.373311] [drm:intel_panel_actually_set_backlight] set backlight PWM = 222
>[  948.383353] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=221/1388
>[  948.383356] [drm:intel_panel_actually_set_backlight] set backlight PWM = 221
>[  948.393389] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=220/1388
>[  948.393392] [drm:intel_panel_actually_set_backlight] set backlight PWM = 220
>[  948.403565] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=218/1388
>[  948.403572] [drm:intel_panel_actually_set_backlight] set backlight PWM = 218
>[  948.413612] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=217/1388
>[  948.413615] [drm:intel_panel_actually_set_backlight] set backlight PWM = 217
>[  948.423682] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=216/1388
>[  948.423685] [drm:intel_panel_actually_set_backlight] set backlight PWM = 216
>[  948.433763] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=214/1388
>[  948.433766] [drm:intel_panel_actually_set_backlight] set backlight PWM = 214
>[  948.443845] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=213/1388
>[  948.443848] [drm:intel_panel_actually_set_backlight] set backlight PWM = 213
>[  948.453909] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=212/1388
>[  948.453912] [drm:intel_panel_actually_set_backlight] set backlight PWM = 212
>[  948.463998] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=210/1388
>[  948.464001] [drm:intel_panel_actually_set_backlight] set backlight PWM = 210
>[  948.474063] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=209/1388
>[  948.474066] [drm:intel_panel_actually_set_backlight] set backlight PWM = 209
>[  948.484154] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=208/1388
>[  948.484157] [drm:intel_panel_actually_set_backlight] set backlight PWM = 208
>[  948.496351] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[  948.496355] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[  951.301012] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  951.301021] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  951.301022] ------------[ cut here ]------------
>[  951.301033] WARNING: CPU: 0 PID: 2160 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[  951.301034] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[  951.301066]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[  951.301077] CPU: 0 PID: 2160 Comm: kworker/0:2 Tainted: P        W  O   3.17.2-1-ARCH #1
>[  951.301078] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[  951.301085] Workqueue: events edp_panel_vdd_work [i915]
>[  951.301086]  0000000000000000 00000000a9c7bbf4 ffff88020431fd38 ffffffff815367d0
>[  951.301088]  0000000000000000 ffff88020431fd70 ffffffff8107054d ffff8802624b002c
>[  951.301090]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[  951.301091] Call Trace:
>[  951.301095]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[  951.301099]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[  951.301101]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[  951.301105]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[  951.301111]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[  951.301116]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[  951.301119]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[  951.301121]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[  951.301123]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[  951.301125]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[  951.301126]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  951.301128]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[  951.301130]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  951.301131] ---[ end trace bfcfc188c82144ec ]---
>[  964.814358] [drm:drm_mode_addfb] [FB:41]
>[  964.818785] [drm:drm_mode_addfb] [FB:48]
>[  978.825531] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  978.825536] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[  978.825539] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[  978.825543] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[  978.825549] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[  978.825723] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[  978.825882] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[  978.825892] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[  978.825895] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[  978.825898] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[  978.825901] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[  978.825997] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[  978.825999] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[  978.826001] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[  978.826005] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[  978.826008] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[  978.826010] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[  978.826011] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[  978.826015] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[  978.826017] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[  978.826019] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[  978.826020] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[  978.826183] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  978.826185] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  978.826187] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[  978.826190] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[  978.826192] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[  978.826193] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[  978.826369] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[  978.826371] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  978.826372] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[  978.826500] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=239/1388
>[  978.826502] [drm:intel_panel_actually_set_backlight] set backlight PWM = 239
>[  978.836589] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=279/1388
>[  978.836593] [drm:intel_panel_actually_set_backlight] set backlight PWM = 279
>[  978.846677] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=319/1388
>[  978.846680] [drm:intel_panel_actually_set_backlight] set backlight PWM = 319
>[  978.856736] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=359/1388
>[  978.856738] [drm:intel_panel_actually_set_backlight] set backlight PWM = 359
>[  978.866819] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=399/1388
>[  978.866822] [drm:intel_panel_actually_set_backlight] set backlight PWM = 399
>[  978.876902] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=439/1388
>[  978.876905] [drm:intel_panel_actually_set_backlight] set backlight PWM = 439
>[  978.886999] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=479/1388
>[  978.887001] [drm:intel_panel_actually_set_backlight] set backlight PWM = 479
>[  978.897079] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=519/1388
>[  978.897082] [drm:intel_panel_actually_set_backlight] set backlight PWM = 519
>[  978.907155] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=559/1388
>[  978.907157] [drm:intel_panel_actually_set_backlight] set backlight PWM = 559
>[  978.917224] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=599/1388
>[  978.917227] [drm:intel_panel_actually_set_backlight] set backlight PWM = 599
>[  978.927283] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=639/1388
>[  978.927286] [drm:intel_panel_actually_set_backlight] set backlight PWM = 639
>[  978.937391] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=679/1388
>[  978.937394] [drm:intel_panel_actually_set_backlight] set backlight PWM = 679
>[  978.947504] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=719/1388
>[  978.947507] [drm:intel_panel_actually_set_backlight] set backlight PWM = 719
>[  978.957580] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=759/1388
>[  978.957582] [drm:intel_panel_actually_set_backlight] set backlight PWM = 759
>[  978.967660] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=799/1388
>[  978.967663] [drm:intel_panel_actually_set_backlight] set backlight PWM = 799
>[  978.977743] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=839/1388
>[  978.977745] [drm:intel_panel_actually_set_backlight] set backlight PWM = 839
>[  978.987818] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=879/1388
>[  978.987820] [drm:intel_panel_actually_set_backlight] set backlight PWM = 879
>[  978.997902] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=919/1388
>[  978.997904] [drm:intel_panel_actually_set_backlight] set backlight PWM = 919
>[  979.007979] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=959/1388
>[  979.007982] [drm:intel_panel_actually_set_backlight] set backlight PWM = 959
>[  979.018056] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=999/1388
>[  979.018059] [drm:intel_panel_actually_set_backlight] set backlight PWM = 999
>[  979.028353] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=1000/1388
>[  979.028356] [drm:intel_panel_actually_set_backlight] set backlight PWM = 1000
>[  981.832663] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[  981.832671] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[  981.832672] ------------[ cut here ]------------
>[  981.832684] WARNING: CPU: 3 PID: 2159 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[  981.832685] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[  981.832717]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[  981.832728] CPU: 3 PID: 2159 Comm: kworker/3:0 Tainted: P        W  O   3.17.2-1-ARCH #1
>[  981.832729] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[  981.832737] Workqueue: events edp_panel_vdd_work [i915]
>[  981.832738]  0000000000000000 00000000b41ddf5a ffff8802619e3d38 ffffffff815367d0
>[  981.832739]  0000000000000000 ffff8802619e3d70 ffffffff8107054d ffff8802624b002c
>[  981.832741]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[  981.832743] Call Trace:
>[  981.832747]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[  981.832750]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[  981.832752]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[  981.832756]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[  981.832762]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[  981.832767]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[  981.832770]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[  981.832772]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[  981.832774]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[  981.832776]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[  981.832777]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  981.832780]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[  981.832781]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[  981.832782] ---[ end trace bfcfc188c82144ed ]---
>[  994.951374] [drm:drm_mode_addfb] [FB:41]
>[  994.957518] [drm:drm_mode_addfb] [FB:45]
>[  998.762706] [drm:drm_mode_addfb] [FB:45]
>[ 1001.367892] [drm:drm_mode_addfb] [FB:48]
>[ 1045.787934] [drm:drm_mode_addfb] [FB:46]
>[ 1045.794100] [drm:drm_mode_addfb] [FB:48]
>[ 1057.201965] [drm:drm_mode_addfb] [FB:41]
>[ 1059.676935] [drm:drm_mode_addfb] [FB:46]
>[ 1066.432687] [drm:drm_mode_addfb] [FB:45]
>[ 1078.024400] [drm:drm_mode_addfb] [FB:45]
>[ 1087.415448] [drm:drm_mode_addfb] [FB:46]
>[ 1096.139294] [drm:drm_mode_addfb] [FB:46]
>[ 1096.511119] [drm:drm_mode_addfb] [FB:48]
>[ 1104.851948] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1104.851953] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1104.851958] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1104.851963] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 1104.851970] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 1104.852144] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1104.852307] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1104.852320] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1104.852324] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1104.852327] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1104.852331] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1104.852425] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1104.852428] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1104.852430] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1104.852434] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1104.852438] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1104.852439] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1104.852441] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1104.852445] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1104.852447] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1104.852449] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1104.852451] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1104.852823] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1104.852825] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1104.852827] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1104.852832] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1104.852833] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1104.852835] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1104.852998] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1104.853000] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1104.853002] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1104.853174] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=996/1388
>[ 1104.853176] [drm:intel_panel_actually_set_backlight] set backlight PWM = 996
>[ 1104.863292] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=993/1388
>[ 1104.863295] [drm:intel_panel_actually_set_backlight] set backlight PWM = 993
>[ 1104.873388] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=989/1388
>[ 1104.873391] [drm:intel_panel_actually_set_backlight] set backlight PWM = 989
>[ 1104.883494] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=986/1388
>[ 1104.883499] [drm:intel_panel_actually_set_backlight] set backlight PWM = 986
>[ 1104.893554] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=982/1388
>[ 1104.893558] [drm:intel_panel_actually_set_backlight] set backlight PWM = 982
>[ 1104.903632] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=979/1388
>[ 1104.903635] [drm:intel_panel_actually_set_backlight] set backlight PWM = 979
>[ 1104.914686] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=975/1388
>[ 1104.914689] [drm:intel_panel_actually_set_backlight] set backlight PWM = 975
>[ 1104.923782] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=972/1388
>[ 1104.923785] [drm:intel_panel_actually_set_backlight] set backlight PWM = 972
>[ 1104.934636] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=968/1388
>[ 1104.934640] [drm:intel_panel_actually_set_backlight] set backlight PWM = 968
>[ 1104.943929] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=965/1388
>[ 1104.943932] [drm:intel_panel_actually_set_backlight] set backlight PWM = 965
>[ 1104.954668] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=961/1388
>[ 1104.954672] [drm:intel_panel_actually_set_backlight] set backlight PWM = 961
>[ 1104.964084] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=958/1388
>[ 1104.964087] [drm:intel_panel_actually_set_backlight] set backlight PWM = 958
>[ 1104.974550] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=954/1388
>[ 1104.974553] [drm:intel_panel_actually_set_backlight] set backlight PWM = 954
>[ 1104.984257] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=951/1388
>[ 1104.984260] [drm:intel_panel_actually_set_backlight] set backlight PWM = 951
>[ 1104.994635] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=947/1388
>[ 1104.994639] [drm:intel_panel_actually_set_backlight] set backlight PWM = 947
>[ 1105.004401] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=944/1388
>[ 1105.004404] [drm:intel_panel_actually_set_backlight] set backlight PWM = 944
>[ 1105.014624] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=941/1388
>[ 1105.014628] [drm:intel_panel_actually_set_backlight] set backlight PWM = 941
>[ 1105.024554] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=937/1388
>[ 1105.024557] [drm:intel_panel_actually_set_backlight] set backlight PWM = 937
>[ 1105.034615] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=934/1388
>[ 1105.034619] [drm:intel_panel_actually_set_backlight] set backlight PWM = 934
>[ 1105.044731] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=930/1388
>[ 1105.044734] [drm:intel_panel_actually_set_backlight] set backlight PWM = 930
>[ 1105.058759] [drm:intel_panel_get_backlight] get backlight PWM = 930
>[ 1106.084274] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1106.084280] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1106.084284] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1106.084465] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1106.084627] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1106.084637] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1106.084640] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1106.084643] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1106.084657] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1106.084735] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1106.084738] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1106.084740] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1106.084744] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1106.084747] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1106.084749] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1106.084750] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1106.084754] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1106.084756] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1106.084757] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1106.084759] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1106.084919] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1106.084920] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1106.084922] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1106.084925] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1106.084926] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1106.084927] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1106.085083] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1106.085084] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1106.085085] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1106.085355] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=933/1388
>[ 1106.085357] [drm:intel_panel_actually_set_backlight] set backlight PWM = 933
>[ 1106.095464] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=936/1388
>[ 1106.095467] [drm:intel_panel_actually_set_backlight] set backlight PWM = 936
>[ 1106.105978] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=940/1388
>[ 1106.105982] [drm:intel_panel_actually_set_backlight] set backlight PWM = 940
>[ 1106.115620] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=943/1388
>[ 1106.115623] [drm:intel_panel_actually_set_backlight] set backlight PWM = 943
>[ 1106.126336] [drm:drm_mode_addfb] [FB:41]
>[ 1106.126473] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=947/1388
>[ 1106.126476] [drm:intel_panel_actually_set_backlight] set backlight PWM = 947
>[ 1106.135763] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=950/1388
>[ 1106.135766] [drm:intel_panel_actually_set_backlight] set backlight PWM = 950
>[ 1106.145848] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=954/1388
>[ 1106.145851] [drm:intel_panel_actually_set_backlight] set backlight PWM = 954
>[ 1106.156020] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=957/1388
>[ 1106.156023] [drm:intel_panel_actually_set_backlight] set backlight PWM = 957
>[ 1106.166028] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=961/1388
>[ 1106.166031] [drm:intel_panel_actually_set_backlight] set backlight PWM = 961
>[ 1106.176126] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=964/1388
>[ 1106.176129] [drm:intel_panel_actually_set_backlight] set backlight PWM = 964
>[ 1106.186204] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=968/1388
>[ 1106.186207] [drm:intel_panel_actually_set_backlight] set backlight PWM = 968
>[ 1106.196298] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=971/1388
>[ 1106.196300] [drm:intel_panel_actually_set_backlight] set backlight PWM = 971
>[ 1106.206359] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=975/1388
>[ 1106.206362] [drm:intel_panel_actually_set_backlight] set backlight PWM = 975
>[ 1106.216512] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=978/1388
>[ 1106.216516] [drm:intel_panel_actually_set_backlight] set backlight PWM = 978
>[ 1106.226537] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=982/1388
>[ 1106.226540] [drm:intel_panel_actually_set_backlight] set backlight PWM = 982
>[ 1106.236619] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=985/1388
>[ 1106.236623] [drm:intel_panel_actually_set_backlight] set backlight PWM = 985
>[ 1106.246673] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=988/1388
>[ 1106.246675] [drm:intel_panel_actually_set_backlight] set backlight PWM = 988
>[ 1106.256783] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=992/1388
>[ 1106.256787] [drm:intel_panel_actually_set_backlight] set backlight PWM = 992
>[ 1106.266817] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=995/1388
>[ 1106.266819] [drm:intel_panel_actually_set_backlight] set backlight PWM = 995
>[ 1106.276929] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=999/1388
>[ 1106.276932] [drm:intel_panel_actually_set_backlight] set backlight PWM = 999
>[ 1106.291210] [drm:intel_panel_get_backlight] get backlight PWM = 999
>[ 1107.853745] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 1107.853754] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 1107.853755] ------------[ cut here ]------------
>[ 1107.853767] WARNING: CPU: 3 PID: 2159 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 1107.853768] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 1107.853800]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 1107.853811] CPU: 3 PID: 2159 Comm: kworker/3:0 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 1107.853812] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 1107.853819] Workqueue: events edp_panel_vdd_work [i915]
>[ 1107.853821]  0000000000000000 00000000b41ddf5a ffff8802619e3d38 ffffffff815367d0
>[ 1107.853822]  0000000000000000 ffff8802619e3d70 ffffffff8107054d ffff8802624b002c
>[ 1107.853824]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 1107.853825] Call Trace:
>[ 1107.853829]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 1107.853832]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 1107.853834]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 1107.853838]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 1107.853844]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 1107.853849]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 1107.853851]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 1107.853853]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 1107.853855]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 1107.853857]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 1107.853858]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1107.853860]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 1107.853862]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1107.853863] ---[ end trace bfcfc188c82144ee ]---
>[ 1115.970010] [drm:drm_mode_addfb] [FB:48]
>[ 1117.802927] [drm:drm_mode_addfb] [FB:41]
>[ 1117.823496] [drm:drm_mode_addfb] [FB:48]
>[ 1127.006167] [drm:drm_mode_addfb] [FB:41]
>[ 1127.016809] [drm:drm_mode_addfb] [FB:45]
>[ 1136.445179] [drm:drm_mode_addfb] [FB:46]
>[ 1144.910157] [drm:drm_mode_addfb] [FB:48]
>[ 1148.546569] [drm:drm_mode_addfb] [FB:45]
>[ 1148.555965] [drm:drm_mode_addfb] [FB:48]
>[ 1157.959005] [drm:drm_mode_addfb] [FB:41]
>[ 1157.964178] [drm:drm_mode_addfb] [FB:48]
>[ 1167.315770] [drm:drm_mode_addfb] [FB:41]
>[ 1167.323933] [drm:drm_mode_addfb] [FB:45]
>[ 1193.114009] [drm:drm_mode_addfb] [FB:45]
>[ 1193.127413] [drm:drm_mode_addfb] [FB:48]
>[ 1199.093997] [drm:drm_mode_addfb] [FB:41]
>[ 1206.969107] [drm:drm_mode_addfb] [FB:45]
>[ 1210.819022] [drm:drm_mode_addfb] [FB:41]
>[ 1212.157275] [drm:drm_mode_addfb] [FB:48]
>[ 1219.735201] [drm:drm_mode_addfb] [FB:45]
>[ 1232.491913] [drm:drm_mode_addfb] [FB:46]
>[ 1240.554814] [drm:drm_mode_addfb] [FB:46]
>[ 1253.538428] [drm:drm_mode_addfb] [FB:45]
>[ 1261.751197] [drm:drm_mode_addfb] [FB:45]
>[ 1264.134996] [drm:drm_mode_addfb] [FB:48]
>[ 1268.274369] [drm:drm_mode_addfb] [FB:45]
>[ 1280.429155] [drm:drm_mode_addfb] [FB:46]
>[ 1300.059206] [drm:drm_mode_addfb] [FB:41]
>[ 1308.129059] [drm:drm_mode_addfb] [FB:48]
>[ 1317.742137] [drm:drm_mode_addfb] [FB:41]
>[ 1320.813540] [drm:drm_mode_addfb] [FB:45]
>[ 1334.090317] [drm:drm_mode_addfb] [FB:46]
>[ 1338.469902] [drm:drm_mode_addfb] [FB:48]
>[ 1341.065963] [drm:drm_mode_addfb] [FB:41]
>[ 1350.785885] [drm:drm_mode_addfb] [FB:45]
>[ 1352.882212] [drm:drm_mode_addfb] [FB:41]
>[ 1361.028356] [drm:drm_mode_addfb] [FB:45]
>[ 1361.352946] [drm:drm_mode_addfb] [FB:48]
>[ 1375.694734] [drm:drm_mode_addfb] [FB:45]
>[ 1378.137353] [drm:drm_mode_addfb] [FB:48]
>[ 1382.250933] [drm:drm_mode_addfb] [FB:41]
>[ 1403.473318] [drm:drm_mode_addfb] [FB:46]
>[ 1403.821812] [drm:drm_mode_addfb] [FB:48]
>[ 1432.614877] [drm:drm_mode_addfb] [FB:45]
>[ 1434.114462] [drm:drm_mode_addfb] [FB:48]
>[ 1473.972918] [drm:drm_mode_addfb] [FB:45]
>[ 1474.408053] [drm:drm_mode_addfb] [FB:48]
>[ 1484.959905] [drm:drm_mode_addfb] [FB:46]
>[ 1492.563595] [drm:drm_mode_addfb] [FB:46]
>[ 1492.951235] [drm:drm_mode_addfb] [FB:48]
>[ 1505.402742] [drm:drm_mode_addfb] [FB:41]
>[ 1507.125299] [drm:drm_mode_addfb] [FB:46]
>[ 1528.986079] [drm:drm_mode_addfb] [FB:46]
>[ 1529.393567] [drm:drm_mode_addfb] [FB:48]
>[ 1532.770173] [drm:drm_mode_addfb] [FB:46]
>[ 1534.776146] [drm:drm_mode_addfb] [FB:48]
>[ 1541.171874] [drm:drm_mode_addfb] [FB:45]
>[ 1542.307814] [drm:drm_mode_addfb] [FB:48]
>[ 1558.231342] [drm:drm_mode_addfb] [FB:41]
>[ 1578.490459] [drm:drm_mode_addfb] [FB:45]
>[ 1581.170408] [drm:drm_mode_addfb] [FB:45]
>[ 1586.676627] [drm:drm_mode_addfb] [FB:48]
>[ 1596.841703] [drm:drm_mode_addfb] [FB:45]
>[ 1614.353820] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 1614.354028] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 1618.811556] [drm:drm_mode_addfb] [FB:45]
>[ 1620.051806] [drm:drm_mode_addfb] [FB:46]
>[ 1632.616229] [drm:drm_mode_addfb] [FB:45]
>[ 1633.808767] [drm:drm_mode_addfb] [FB:46]
>[ 1633.889494] [drm:drm_mode_addfb] [FB:45]
>[ 1634.089902] [drm:drm_mode_addfb] [FB:48]
>[ 1655.591130] [drm:drm_mode_addfb] [FB:41]
>[ 1656.879325] [drm:drm_mode_addfb] [FB:48]
>[ 1667.392818] [drm:drm_mode_addfb] [FB:41]
>[ 1667.484360] [drm:drm_mode_addfb] [FB:45]
>[ 1678.284552] [drm:drm_mode_addfb] [FB:41]
>[ 1684.646727] [drm:drm_mode_addfb] [FB:45]
>[ 1694.683266] [drm:drm_mode_addfb] [FB:41]
>[ 1694.810258] [drm:drm_mode_addfb] [FB:48]
>[ 1706.098402] [drm:drm_mode_addfb] [FB:41]
>[ 1706.860305] [drm:drm_mode_addfb] [FB:46]
>[ 1719.019013] [drm:drm_mode_addfb] [FB:41]
>[ 1719.026177] [drm:drm_mode_addfb] [FB:45]
>[ 1725.615310] [drm:drm_mode_addfb] [FB:45]
>[ 1725.626224] [drm:drm_mode_addfb] [FB:48]
>[ 1749.020875] [drm:drm_mode_addfb] [FB:41]
>[ 1750.409123] [drm:drm_mode_addfb] [FB:48]
>[ 1759.522857] [drm:drm_mode_addfb] [FB:46]
>[ 1767.335138] [drm:drm_mode_addfb] [FB:46]
>[ 1784.258590] [drm:drm_mode_addfb] [FB:41]
>[ 1791.051292] [drm:drm_mode_addfb] [FB:45]
>[ 1791.760369] [drm:drm_mode_addfb] [FB:48]
>[ 1818.062385] [drm:drm_mode_addfb] [FB:45]
>[ 1822.587540] [drm:drm_mode_addfb] [FB:41]
>[ 1870.235367] [drm:drm_mode_addfb] [FB:41]
>[ 1876.464194] [drm:drm_mode_addfb] [FB:41]
>[ 1945.633751] [drm:drm_mode_addfb] [FB:41]
>[ 1952.448399] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1952.448409] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1952.448413] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1952.448418] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 1952.448425] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 1952.448618] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1952.448789] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1952.448807] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1952.448810] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1952.448813] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1952.448818] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1952.449031] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1952.449035] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1952.449038] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1952.449043] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1952.449049] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1952.449051] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1952.449053] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1952.449057] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1952.449059] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1952.449061] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1952.449063] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1952.449230] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1952.449234] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1952.449237] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1952.449245] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1952.449248] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1952.449249] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1952.449418] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1952.449420] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1952.449422] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1952.449977] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=995/1388
>[ 1952.449982] [drm:intel_panel_actually_set_backlight] set backlight PWM = 995
>[ 1952.460124] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=992/1388
>[ 1952.460128] [drm:intel_panel_actually_set_backlight] set backlight PWM = 992
>[ 1952.470276] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=988/1388
>[ 1952.470278] [drm:intel_panel_actually_set_backlight] set backlight PWM = 988
>[ 1952.480405] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=985/1388
>[ 1952.480408] [drm:intel_panel_actually_set_backlight] set backlight PWM = 985
>[ 1952.490444] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=981/1388
>[ 1952.490446] [drm:intel_panel_actually_set_backlight] set backlight PWM = 981
>[ 1952.500522] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=978/1388
>[ 1952.500524] [drm:intel_panel_actually_set_backlight] set backlight PWM = 978
>[ 1952.510617] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=974/1388
>[ 1952.510619] [drm:intel_panel_actually_set_backlight] set backlight PWM = 974
>[ 1952.520734] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=971/1388
>[ 1952.520740] [drm:intel_panel_actually_set_backlight] set backlight PWM = 971
>[ 1952.530788] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=967/1388
>[ 1952.530792] [drm:intel_panel_actually_set_backlight] set backlight PWM = 967
>[ 1952.540951] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=964/1388
>[ 1952.540960] [drm:intel_panel_actually_set_backlight] set backlight PWM = 964
>[ 1952.551000] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=960/1388
>[ 1952.551003] [drm:intel_panel_actually_set_backlight] set backlight PWM = 960
>[ 1952.561099] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=957/1388
>[ 1952.561102] [drm:intel_panel_actually_set_backlight] set backlight PWM = 957
>[ 1952.571186] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=953/1388
>[ 1952.571188] [drm:intel_panel_actually_set_backlight] set backlight PWM = 953
>[ 1952.581272] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=950/1388
>[ 1952.581275] [drm:intel_panel_actually_set_backlight] set backlight PWM = 950
>[ 1952.591381] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=946/1388
>[ 1952.591383] [drm:intel_panel_actually_set_backlight] set backlight PWM = 946
>[ 1952.601457] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=943/1388
>[ 1952.601460] [drm:intel_panel_actually_set_backlight] set backlight PWM = 943
>[ 1952.611539] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=940/1388
>[ 1952.611541] [drm:intel_panel_actually_set_backlight] set backlight PWM = 940
>[ 1952.621620] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=936/1388
>[ 1952.621622] [drm:intel_panel_actually_set_backlight] set backlight PWM = 936
>[ 1952.631725] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=933/1388
>[ 1952.631727] [drm:intel_panel_actually_set_backlight] set backlight PWM = 933
>[ 1952.641804] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=929/1388
>[ 1952.641806] [drm:intel_panel_actually_set_backlight] set backlight PWM = 929
>[ 1952.655521] [drm:intel_panel_get_backlight] get backlight PWM = 929
>[ 1952.854903] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1952.854908] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1952.854913] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1952.855091] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1952.855255] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1952.855267] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1952.855270] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1952.855273] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1952.855277] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1952.855357] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1952.855359] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1952.855361] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1952.855365] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1952.855368] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1952.855370] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1952.855371] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1952.855374] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1952.855376] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1952.855378] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1952.855379] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1952.855546] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1952.855548] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1952.855550] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1952.855555] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1952.855556] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1952.855558] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1952.855975] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1952.855978] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1952.855981] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1952.856171] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=925/1388
>[ 1952.856173] [drm:intel_panel_actually_set_backlight] set backlight PWM = 925
>[ 1952.866263] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=922/1388
>[ 1952.866267] [drm:intel_panel_actually_set_backlight] set backlight PWM = 922
>[ 1952.876382] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=918/1388
>[ 1952.876389] [drm:intel_panel_actually_set_backlight] set backlight PWM = 918
>[ 1952.886525] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=915/1388
>[ 1952.886529] [drm:intel_panel_actually_set_backlight] set backlight PWM = 915
>[ 1952.896547] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=911/1388
>[ 1952.896549] [drm:intel_panel_actually_set_backlight] set backlight PWM = 911
>[ 1952.906626] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=908/1388
>[ 1952.906629] [drm:intel_panel_actually_set_backlight] set backlight PWM = 908
>[ 1952.916769] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=904/1388
>[ 1952.916772] [drm:intel_panel_actually_set_backlight] set backlight PWM = 904
>[ 1952.926843] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=901/1388
>[ 1952.926845] [drm:intel_panel_actually_set_backlight] set backlight PWM = 901
>[ 1952.936983] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=897/1388
>[ 1952.936986] [drm:intel_panel_actually_set_backlight] set backlight PWM = 897
>[ 1952.947029] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=894/1388
>[ 1952.947033] [drm:intel_panel_actually_set_backlight] set backlight PWM = 894
>[ 1952.957230] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=890/1388
>[ 1952.957239] [drm:intel_panel_actually_set_backlight] set backlight PWM = 890
>[ 1952.967298] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=887/1388
>[ 1952.967307] [drm:intel_panel_actually_set_backlight] set backlight PWM = 887
>[ 1952.977364] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=883/1388
>[ 1952.977367] [drm:intel_panel_actually_set_backlight] set backlight PWM = 883
>[ 1952.987418] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=880/1388
>[ 1952.987421] [drm:intel_panel_actually_set_backlight] set backlight PWM = 880
>[ 1952.997495] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=876/1388
>[ 1952.997498] [drm:intel_panel_actually_set_backlight] set backlight PWM = 876
>[ 1953.007586] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=873/1388
>[ 1953.007589] [drm:intel_panel_actually_set_backlight] set backlight PWM = 873
>[ 1953.017648] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=870/1388
>[ 1953.017651] [drm:intel_panel_actually_set_backlight] set backlight PWM = 870
>[ 1953.027742] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=866/1388
>[ 1953.027744] [drm:intel_panel_actually_set_backlight] set backlight PWM = 866
>[ 1953.037816] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=863/1388
>[ 1953.037818] [drm:intel_panel_actually_set_backlight] set backlight PWM = 863
>[ 1953.047892] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=859/1388
>[ 1953.047894] [drm:intel_panel_actually_set_backlight] set backlight PWM = 859
>[ 1953.061656] [drm:intel_panel_get_backlight] get backlight PWM = 859
>[ 1953.149867] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1953.149873] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1953.149878] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1953.150073] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1953.150243] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1953.150280] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1953.150289] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1953.150292] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1953.150300] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1953.150457] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1953.150462] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1953.150465] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1953.150471] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1953.150478] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1953.150481] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1953.150483] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1953.150487] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1953.150490] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1953.150492] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1953.150494] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1953.150666] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1953.150669] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1953.150672] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1953.150678] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1953.150680] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1953.150682] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1953.150850] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1953.150852] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1953.150854] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1953.151108] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=855/1388
>[ 1953.151112] [drm:intel_panel_actually_set_backlight] set backlight PWM = 855
>[ 1953.161255] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=852/1388
>[ 1953.161259] [drm:intel_panel_actually_set_backlight] set backlight PWM = 852
>[ 1953.171421] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=848/1388
>[ 1953.171428] [drm:intel_panel_actually_set_backlight] set backlight PWM = 848
>[ 1953.181388] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=845/1388
>[ 1953.181391] [drm:intel_panel_actually_set_backlight] set backlight PWM = 845
>[ 1953.191481] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=841/1388
>[ 1953.191483] [drm:intel_panel_actually_set_backlight] set backlight PWM = 841
>[ 1953.201654] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=838/1388
>[ 1953.201657] [drm:intel_panel_actually_set_backlight] set backlight PWM = 838
>[ 1953.211740] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=834/1388
>[ 1953.211743] [drm:intel_panel_actually_set_backlight] set backlight PWM = 834
>[ 1953.221939] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=831/1388
>[ 1953.221942] [drm:intel_panel_actually_set_backlight] set backlight PWM = 831
>[ 1953.231978] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=827/1388
>[ 1953.231980] [drm:intel_panel_actually_set_backlight] set backlight PWM = 827
>[ 1953.242043] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=824/1388
>[ 1953.242046] [drm:intel_panel_actually_set_backlight] set backlight PWM = 824
>[ 1953.252184] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=820/1388
>[ 1953.252188] [drm:intel_panel_actually_set_backlight] set backlight PWM = 820
>[ 1953.262411] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=817/1388
>[ 1953.262414] [drm:intel_panel_actually_set_backlight] set backlight PWM = 817
>[ 1953.272365] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=813/1388
>[ 1953.272368] [drm:intel_panel_actually_set_backlight] set backlight PWM = 813
>[ 1953.282454] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=810/1388
>[ 1953.282457] [drm:intel_panel_actually_set_backlight] set backlight PWM = 810
>[ 1953.292528] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=806/1388
>[ 1953.292531] [drm:intel_panel_actually_set_backlight] set backlight PWM = 806
>[ 1953.302580] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=803/1388
>[ 1953.302582] [drm:intel_panel_actually_set_backlight] set backlight PWM = 803
>[ 1953.312673] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=800/1388
>[ 1953.312675] [drm:intel_panel_actually_set_backlight] set backlight PWM = 800
>[ 1953.322749] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=796/1388
>[ 1953.322751] [drm:intel_panel_actually_set_backlight] set backlight PWM = 796
>[ 1953.332817] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=793/1388
>[ 1953.332819] [drm:intel_panel_actually_set_backlight] set backlight PWM = 793
>[ 1953.342904] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=789/1388
>[ 1953.342906] [drm:intel_panel_actually_set_backlight] set backlight PWM = 789
>[ 1953.356748] [drm:intel_panel_get_backlight] get backlight PWM = 789
>[ 1953.509687] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1953.509692] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1953.509696] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1953.509878] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1953.510042] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1953.510055] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1953.510058] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1953.510062] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1953.510066] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1953.510163] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1953.510166] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1953.510168] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1953.510172] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1953.510177] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1953.510179] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1953.510181] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1953.510185] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1953.510189] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1953.510191] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1953.510194] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1953.510372] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1953.510377] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1953.510380] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1953.510392] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1953.510394] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1953.510396] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1953.510568] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1953.510570] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1953.510572] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1953.510802] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=785/1388
>[ 1953.510808] [drm:intel_panel_actually_set_backlight] set backlight PWM = 785
>[ 1953.521237] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=782/1388
>[ 1953.521241] [drm:intel_panel_actually_set_backlight] set backlight PWM = 782
>[ 1953.531354] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=778/1388
>[ 1953.531362] [drm:intel_panel_actually_set_backlight] set backlight PWM = 778
>[ 1953.541486] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=775/1388
>[ 1953.541489] [drm:intel_panel_actually_set_backlight] set backlight PWM = 775
>[ 1953.551550] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=771/1388
>[ 1953.551552] [drm:intel_panel_actually_set_backlight] set backlight PWM = 771
>[ 1953.561617] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=768/1388
>[ 1953.561619] [drm:intel_panel_actually_set_backlight] set backlight PWM = 768
>[ 1953.571723] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=764/1388
>[ 1953.571725] [drm:intel_panel_actually_set_backlight] set backlight PWM = 764
>[ 1953.581799] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=761/1388
>[ 1953.581801] [drm:intel_panel_actually_set_backlight] set backlight PWM = 761
>[ 1953.591973] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=757/1388
>[ 1953.591982] [drm:intel_panel_actually_set_backlight] set backlight PWM = 757
>[ 1953.602027] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=754/1388
>[ 1953.602030] [drm:intel_panel_actually_set_backlight] set backlight PWM = 754
>[ 1953.612331] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=750/1388
>[ 1953.612339] [drm:intel_panel_actually_set_backlight] set backlight PWM = 750
>[ 1953.622216] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=747/1388
>[ 1953.622219] [drm:intel_panel_actually_set_backlight] set backlight PWM = 747
>[ 1953.632316] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=743/1388
>[ 1953.632318] [drm:intel_panel_actually_set_backlight] set backlight PWM = 743
>[ 1953.642474] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=740/1388
>[ 1953.642477] [drm:intel_panel_actually_set_backlight] set backlight PWM = 740
>[ 1953.652566] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=736/1388
>[ 1953.652569] [drm:intel_panel_actually_set_backlight] set backlight PWM = 736
>[ 1953.662654] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=733/1388
>[ 1953.662657] [drm:intel_panel_actually_set_backlight] set backlight PWM = 733
>[ 1953.672704] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=730/1388
>[ 1953.672706] [drm:intel_panel_actually_set_backlight] set backlight PWM = 730
>[ 1953.682739] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=726/1388
>[ 1953.682741] [drm:intel_panel_actually_set_backlight] set backlight PWM = 726
>[ 1953.692811] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=723/1388
>[ 1953.692814] [drm:intel_panel_actually_set_backlight] set backlight PWM = 723
>[ 1953.702872] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=719/1388
>[ 1953.702874] [drm:intel_panel_actually_set_backlight] set backlight PWM = 719
>[ 1953.716603] [drm:intel_panel_get_backlight] get backlight PWM = 719
>[ 1954.017744] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1954.017751] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1954.017756] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1954.017947] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1954.018112] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1954.018132] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1954.018137] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1954.018140] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1954.018148] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1954.018245] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1954.018247] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1954.018248] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1954.018252] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1954.018256] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1954.018257] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1954.018258] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1954.018261] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1954.018263] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1954.018264] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1954.018266] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1954.018438] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1954.018441] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1954.018443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1954.018447] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1954.018448] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1954.018449] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1954.018617] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1954.018619] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1954.018620] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1954.018899] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=715/1388
>[ 1954.018902] [drm:intel_panel_actually_set_backlight] set backlight PWM = 715
>[ 1954.029095] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=712/1388
>[ 1954.029099] [drm:intel_panel_actually_set_backlight] set backlight PWM = 712
>[ 1954.039151] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=708/1388
>[ 1954.039159] [drm:intel_panel_actually_set_backlight] set backlight PWM = 708
>[ 1954.049156] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=705/1388
>[ 1954.049159] [drm:intel_panel_actually_set_backlight] set backlight PWM = 705
>[ 1954.059237] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=701/1388
>[ 1954.059240] [drm:intel_panel_actually_set_backlight] set backlight PWM = 701
>[ 1954.069339] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=698/1388
>[ 1954.069342] [drm:intel_panel_actually_set_backlight] set backlight PWM = 698
>[ 1954.079399] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=694/1388
>[ 1954.079401] [drm:intel_panel_actually_set_backlight] set backlight PWM = 694
>[ 1954.089466] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=691/1388
>[ 1954.089468] [drm:intel_panel_actually_set_backlight] set backlight PWM = 691
>[ 1954.099618] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=687/1388
>[ 1954.099620] [drm:intel_panel_actually_set_backlight] set backlight PWM = 687
>[ 1954.109785] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=684/1388
>[ 1954.109788] [drm:intel_panel_actually_set_backlight] set backlight PWM = 684
>[ 1954.119815] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=680/1388
>[ 1954.119819] [drm:intel_panel_actually_set_backlight] set backlight PWM = 680
>[ 1954.129958] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=677/1388
>[ 1954.129961] [drm:intel_panel_actually_set_backlight] set backlight PWM = 677
>[ 1954.140076] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=673/1388
>[ 1954.140084] [drm:intel_panel_actually_set_backlight] set backlight PWM = 673
>[ 1954.150251] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=670/1388
>[ 1954.150253] [drm:intel_panel_actually_set_backlight] set backlight PWM = 670
>[ 1954.160266] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=666/1388
>[ 1954.160268] [drm:intel_panel_actually_set_backlight] set backlight PWM = 666
>[ 1954.170362] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=663/1388
>[ 1954.170364] [drm:intel_panel_actually_set_backlight] set backlight PWM = 663
>[ 1954.180444] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=660/1388
>[ 1954.180447] [drm:intel_panel_actually_set_backlight] set backlight PWM = 660
>[ 1954.190543] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=656/1388
>[ 1954.190546] [drm:intel_panel_actually_set_backlight] set backlight PWM = 656
>[ 1954.200632] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=653/1388
>[ 1954.200635] [drm:intel_panel_actually_set_backlight] set backlight PWM = 653
>[ 1954.210737] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=649/1388
>[ 1954.210739] [drm:intel_panel_actually_set_backlight] set backlight PWM = 649
>[ 1954.224573] [drm:intel_panel_get_backlight] get backlight PWM = 649
>[ 1955.453360] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 1955.453369] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 1955.453370] ------------[ cut here ]------------
>[ 1955.453381] WARNING: CPU: 0 PID: 2160 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 1955.453382] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 1955.453415]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 1955.453426] CPU: 0 PID: 2160 Comm: kworker/0:2 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 1955.453427] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 1955.453434] Workqueue: events edp_panel_vdd_work [i915]
>[ 1955.453436]  0000000000000000 00000000a9c7bbf4 ffff88020431fd38 ffffffff815367d0
>[ 1955.453437]  0000000000000000 ffff88020431fd70 ffffffff8107054d ffff8802624b002c
>[ 1955.453439]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 1955.453440] Call Trace:
>[ 1955.453444]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 1955.453447]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 1955.453449]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 1955.453453]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 1955.453459]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 1955.453464]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 1955.453466]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 1955.453468]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 1955.453470]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 1955.453472]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 1955.453473]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1955.453476]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 1955.453477]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1955.453478] ---[ end trace bfcfc188c82144ef ]---
>[ 1955.737130] [drm:drm_mode_addfb] [FB:45]
>[ 1956.672196] [drm:drm_mode_addfb] [FB:48]
>[ 1966.898427] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1966.898432] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1966.898435] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1966.898440] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 1966.898446] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 1966.898615] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1966.898775] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1966.898786] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1966.898789] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1966.898792] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1966.898794] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1966.898872] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1966.898874] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1966.898876] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1966.898880] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1966.898883] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1966.898884] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1966.898886] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1966.898890] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1966.898892] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1966.898893] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1966.898895] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1966.899055] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1966.899057] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1966.899059] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1966.899062] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1966.899063] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1966.899065] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1966.899222] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1966.899223] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1966.899225] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1966.899344] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=620/1388
>[ 1966.899346] [drm:intel_panel_actually_set_backlight] set backlight PWM = 620
>[ 1966.909451] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=591/1388
>[ 1966.909455] [drm:intel_panel_actually_set_backlight] set backlight PWM = 591
>[ 1966.919550] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=562/1388
>[ 1966.919553] [drm:intel_panel_actually_set_backlight] set backlight PWM = 562
>[ 1966.929611] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=533/1388
>[ 1966.929613] [drm:intel_panel_actually_set_backlight] set backlight PWM = 533
>[ 1966.939692] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=504/1388
>[ 1966.939695] [drm:intel_panel_actually_set_backlight] set backlight PWM = 504
>[ 1966.949765] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=475/1388
>[ 1966.949768] [drm:intel_panel_actually_set_backlight] set backlight PWM = 475
>[ 1966.959847] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=446/1388
>[ 1966.959850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 446
>[ 1966.969990] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=417/1388
>[ 1966.969996] [drm:intel_panel_actually_set_backlight] set backlight PWM = 417
>[ 1966.980015] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=388/1388
>[ 1966.980018] [drm:intel_panel_actually_set_backlight] set backlight PWM = 388
>[ 1966.985854] [drm:drm_mode_addfb] [FB:41]
>[ 1966.990174] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=359/1388
>[ 1966.990181] [drm:intel_panel_actually_set_backlight] set backlight PWM = 359
>[ 1967.000244] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=330/1388
>[ 1967.000247] [drm:intel_panel_actually_set_backlight] set backlight PWM = 330
>[ 1967.010312] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=301/1388
>[ 1967.010315] [drm:intel_panel_actually_set_backlight] set backlight PWM = 301
>[ 1967.020416] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=272/1388
>[ 1967.020419] [drm:intel_panel_actually_set_backlight] set backlight PWM = 272
>[ 1967.030492] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=243/1388
>[ 1967.030494] [drm:intel_panel_actually_set_backlight] set backlight PWM = 243
>[ 1967.040566] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=214/1388
>[ 1967.040568] [drm:intel_panel_actually_set_backlight] set backlight PWM = 214
>[ 1967.050638] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=185/1388
>[ 1967.050640] [drm:intel_panel_actually_set_backlight] set backlight PWM = 185
>[ 1967.060707] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=156/1388
>[ 1967.060709] [drm:intel_panel_actually_set_backlight] set backlight PWM = 156
>[ 1967.070780] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=127/1388
>[ 1967.070782] [drm:intel_panel_actually_set_backlight] set backlight PWM = 127
>[ 1967.080860] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=98/1388
>[ 1967.080862] [drm:intel_panel_actually_set_backlight] set backlight PWM = 98
>[ 1967.090938] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=69/1388
>[ 1967.090949] [drm:intel_panel_actually_set_backlight] set backlight PWM = 69
>[ 1968.421821] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1968.421826] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1968.421830] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1968.422020] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1968.422183] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1968.422194] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1968.422198] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1968.422201] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1968.422206] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1968.422309] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1968.422313] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1968.422315] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1968.422319] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1968.422324] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1968.422326] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1968.422328] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1968.422332] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1968.422335] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1968.422339] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1968.422341] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1968.422507] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1968.422509] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1968.422511] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1968.422515] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1968.422518] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1968.422519] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1968.422685] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1968.422687] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1968.422689] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1968.422828] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=72/1388
>[ 1968.422831] [drm:intel_panel_actually_set_backlight] set backlight PWM = 72
>[ 1968.432966] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=75/1388
>[ 1968.432969] [drm:intel_panel_actually_set_backlight] set backlight PWM = 75
>[ 1968.443172] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=79/1388
>[ 1968.443179] [drm:intel_panel_actually_set_backlight] set backlight PWM = 79
>[ 1968.453204] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=82/1388
>[ 1968.453207] [drm:intel_panel_actually_set_backlight] set backlight PWM = 82
>[ 1968.463314] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=86/1388
>[ 1968.463317] [drm:intel_panel_actually_set_backlight] set backlight PWM = 86
>[ 1968.473358] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=89/1388
>[ 1968.473361] [drm:intel_panel_actually_set_backlight] set backlight PWM = 89
>[ 1968.483438] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=93/1388
>[ 1968.483440] [drm:intel_panel_actually_set_backlight] set backlight PWM = 93
>[ 1968.493521] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=96/1388
>[ 1968.493524] [drm:intel_panel_actually_set_backlight] set backlight PWM = 96
>[ 1968.503630] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=100/1388
>[ 1968.503633] [drm:intel_panel_actually_set_backlight] set backlight PWM = 100
>[ 1968.513694] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=103/1388
>[ 1968.513696] [drm:intel_panel_actually_set_backlight] set backlight PWM = 103
>[ 1968.523784] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=107/1388
>[ 1968.523786] [drm:intel_panel_actually_set_backlight] set backlight PWM = 107
>[ 1968.533852] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=110/1388
>[ 1968.533854] [drm:intel_panel_actually_set_backlight] set backlight PWM = 110
>[ 1968.543961] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=114/1388
>[ 1968.543963] [drm:intel_panel_actually_set_backlight] set backlight PWM = 114
>[ 1968.554040] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=117/1388
>[ 1968.554043] [drm:intel_panel_actually_set_backlight] set backlight PWM = 117
>[ 1968.564188] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=121/1388
>[ 1968.564190] [drm:intel_panel_actually_set_backlight] set backlight PWM = 121
>[ 1968.574245] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=124/1388
>[ 1968.574248] [drm:intel_panel_actually_set_backlight] set backlight PWM = 124
>[ 1968.584325] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=127/1388
>[ 1968.584327] [drm:intel_panel_actually_set_backlight] set backlight PWM = 127
>[ 1968.594404] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=131/1388
>[ 1968.594406] [drm:intel_panel_actually_set_backlight] set backlight PWM = 131
>[ 1968.604507] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=134/1388
>[ 1968.604509] [drm:intel_panel_actually_set_backlight] set backlight PWM = 134
>[ 1968.614544] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=138/1388
>[ 1968.614546] [drm:intel_panel_actually_set_backlight] set backlight PWM = 138
>[ 1968.628396] [drm:intel_panel_get_backlight] get backlight PWM = 138
>[ 1968.654403] [drm:drm_mode_addfb] [FB:48]
>[ 1968.950305] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1968.950311] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1968.950316] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1968.950496] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1968.950656] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1968.950671] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1968.950675] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1968.950678] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1968.950680] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1968.950780] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1968.950782] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1968.950784] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1968.950788] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1968.950792] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1968.950794] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1968.950796] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1968.950799] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1968.950801] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1968.950803] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1968.950806] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1968.950968] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1968.950970] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1968.950971] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1968.950975] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1968.950976] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1968.950978] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1968.951136] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1968.951137] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1968.951139] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1968.951269] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=141/1388
>[ 1968.951271] [drm:intel_panel_actually_set_backlight] set backlight PWM = 141
>[ 1968.961342] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=144/1388
>[ 1968.961345] [drm:intel_panel_actually_set_backlight] set backlight PWM = 144
>[ 1968.971533] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=148/1388
>[ 1968.971542] [drm:intel_panel_actually_set_backlight] set backlight PWM = 148
>[ 1968.981576] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=151/1388
>[ 1968.981579] [drm:intel_panel_actually_set_backlight] set backlight PWM = 151
>[ 1968.991664] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=155/1388
>[ 1968.991667] [drm:intel_panel_actually_set_backlight] set backlight PWM = 155
>[ 1969.001774] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=158/1388
>[ 1969.001777] [drm:intel_panel_actually_set_backlight] set backlight PWM = 158
>[ 1969.011822] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=162/1388
>[ 1969.011825] [drm:intel_panel_actually_set_backlight] set backlight PWM = 162
>[ 1969.021894] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=165/1388
>[ 1969.021897] [drm:intel_panel_actually_set_backlight] set backlight PWM = 165
>[ 1969.032059] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=169/1388
>[ 1969.032067] [drm:intel_panel_actually_set_backlight] set backlight PWM = 169
>[ 1969.042276] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=172/1388
>[ 1969.042280] [drm:intel_panel_actually_set_backlight] set backlight PWM = 172
>[ 1969.052276] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=176/1388
>[ 1969.052285] [drm:intel_panel_actually_set_backlight] set backlight PWM = 176
>[ 1969.062394] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=179/1388
>[ 1969.062397] [drm:intel_panel_actually_set_backlight] set backlight PWM = 179
>[ 1969.072454] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=183/1388
>[ 1969.072456] [drm:intel_panel_actually_set_backlight] set backlight PWM = 183
>[ 1969.082537] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=186/1388
>[ 1969.082539] [drm:intel_panel_actually_set_backlight] set backlight PWM = 186
>[ 1969.092620] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=190/1388
>[ 1969.092623] [drm:intel_panel_actually_set_backlight] set backlight PWM = 190
>[ 1969.102698] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=193/1388
>[ 1969.102700] [drm:intel_panel_actually_set_backlight] set backlight PWM = 193
>[ 1969.112789] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=196/1388
>[ 1969.112791] [drm:intel_panel_actually_set_backlight] set backlight PWM = 196
>[ 1969.122877] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[ 1969.122879] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[ 1969.132979] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=203/1388
>[ 1969.132981] [drm:intel_panel_actually_set_backlight] set backlight PWM = 203
>[ 1969.142723] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.142732] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1969.142739] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1969.142945] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1969.143142] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1969.143155] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1969.143158] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1969.143162] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1969.143166] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.143290] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1969.143293] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1969.143295] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1969.143300] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1969.143305] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1969.143306] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1969.143308] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1969.143312] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1969.143315] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1969.143318] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1969.143320] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1969.143484] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1969.143487] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1969.143489] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1969.143493] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1969.143496] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1969.143498] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1969.143664] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1969.143666] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1969.143667] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1969.143821] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=206/1388
>[ 1969.143824] [drm:intel_panel_actually_set_backlight] set backlight PWM = 206
>[ 1969.144567] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=207/1388
>[ 1969.144572] [drm:intel_panel_actually_set_backlight] set backlight PWM = 207
>[ 1969.153909] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=209/1388
>[ 1969.153914] [drm:intel_panel_actually_set_backlight] set backlight PWM = 209
>[ 1969.162126] [drm:intel_panel_get_backlight] get backlight PWM = 209
>[ 1969.164237] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=213/1388
>[ 1969.164245] [drm:intel_panel_actually_set_backlight] set backlight PWM = 213
>[ 1969.174094] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=216/1388
>[ 1969.174098] [drm:intel_panel_actually_set_backlight] set backlight PWM = 216
>[ 1969.184187] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=220/1388
>[ 1969.184190] [drm:intel_panel_actually_set_backlight] set backlight PWM = 220
>[ 1969.194272] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=223/1388
>[ 1969.194275] [drm:intel_panel_actually_set_backlight] set backlight PWM = 223
>[ 1969.204349] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=227/1388
>[ 1969.204351] [drm:intel_panel_actually_set_backlight] set backlight PWM = 227
>[ 1969.214432] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=230/1388
>[ 1969.214435] [drm:intel_panel_actually_set_backlight] set backlight PWM = 230
>[ 1969.224624] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=234/1388
>[ 1969.224632] [drm:intel_panel_actually_set_backlight] set backlight PWM = 234
>[ 1969.234621] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=237/1388
>[ 1969.234624] [drm:intel_panel_actually_set_backlight] set backlight PWM = 237
>[ 1969.244781] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=241/1388
>[ 1969.244789] [drm:intel_panel_actually_set_backlight] set backlight PWM = 241
>[ 1969.254800] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=244/1388
>[ 1969.254803] [drm:intel_panel_actually_set_backlight] set backlight PWM = 244
>[ 1969.264867] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=248/1388
>[ 1969.264869] [drm:intel_panel_actually_set_backlight] set backlight PWM = 248
>[ 1969.274970] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=251/1388
>[ 1969.274972] [drm:intel_panel_actually_set_backlight] set backlight PWM = 251
>[ 1969.285090] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=255/1388
>[ 1969.285092] [drm:intel_panel_actually_set_backlight] set backlight PWM = 255
>[ 1969.295192] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=258/1388
>[ 1969.295194] [drm:intel_panel_actually_set_backlight] set backlight PWM = 258
>[ 1969.305275] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=261/1388
>[ 1969.305279] [drm:intel_panel_actually_set_backlight] set backlight PWM = 261
>[ 1969.310088] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.310101] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1969.310111] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1969.310325] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1969.310501] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1969.310528] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1969.310534] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1969.310538] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1969.310548] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.310718] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1969.310723] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1969.310726] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1969.310730] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1969.310738] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1969.310740] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1969.310742] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1969.310746] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1969.310749] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1969.310752] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1969.310755] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1969.310928] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1969.310932] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1969.310935] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1969.310942] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1969.310944] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1969.310946] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1969.311112] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1969.311114] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1969.311116] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1969.311368] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=264/1388
>[ 1969.311372] [drm:intel_panel_actually_set_backlight] set backlight PWM = 264
>[ 1969.315414] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=265/1388
>[ 1969.315425] [drm:intel_panel_actually_set_backlight] set backlight PWM = 265
>[ 1969.321455] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=267/1388
>[ 1969.321460] [drm:intel_panel_actually_set_backlight] set backlight PWM = 267
>[ 1969.325492] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=268/1388
>[ 1969.325504] [drm:intel_panel_actually_set_backlight] set backlight PWM = 268
>[ 1969.331578] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=271/1388
>[ 1969.331586] [drm:intel_panel_actually_set_backlight] set backlight PWM = 271
>[ 1969.335522] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=272/1388
>[ 1969.335524] [drm:intel_panel_actually_set_backlight] set backlight PWM = 272
>[ 1969.341648] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=274/1388
>[ 1969.341650] [drm:intel_panel_actually_set_backlight] set backlight PWM = 274
>[ 1969.349427] [drm:intel_panel_get_backlight] get backlight PWM = 274
>[ 1969.351723] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=278/1388
>[ 1969.351726] [drm:intel_panel_actually_set_backlight] set backlight PWM = 278
>[ 1969.361815] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=281/1388
>[ 1969.361818] [drm:intel_panel_actually_set_backlight] set backlight PWM = 281
>[ 1969.371871] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=285/1388
>[ 1969.371874] [drm:intel_panel_actually_set_backlight] set backlight PWM = 285
>[ 1969.382008] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=288/1388
>[ 1969.382011] [drm:intel_panel_actually_set_backlight] set backlight PWM = 288
>[ 1969.392033] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=292/1388
>[ 1969.392035] [drm:intel_panel_actually_set_backlight] set backlight PWM = 292
>[ 1969.402131] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=295/1388
>[ 1969.402134] [drm:intel_panel_actually_set_backlight] set backlight PWM = 295
>[ 1969.412342] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=299/1388
>[ 1969.412350] [drm:intel_panel_actually_set_backlight] set backlight PWM = 299
>[ 1969.422389] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=302/1388
>[ 1969.422400] [drm:intel_panel_actually_set_backlight] set backlight PWM = 302
>[ 1969.432444] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=306/1388
>[ 1969.432446] [drm:intel_panel_actually_set_backlight] set backlight PWM = 306
>[ 1969.442515] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=309/1388
>[ 1969.442519] [drm:intel_panel_actually_set_backlight] set backlight PWM = 309
>[ 1969.452609] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=313/1388
>[ 1969.452612] [drm:intel_panel_actually_set_backlight] set backlight PWM = 313
>[ 1969.462765] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=316/1388
>[ 1969.462767] [drm:intel_panel_actually_set_backlight] set backlight PWM = 316
>[ 1969.472833] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=319/1388
>[ 1969.472835] [drm:intel_panel_actually_set_backlight] set backlight PWM = 319
>[ 1969.482939] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=323/1388
>[ 1969.482941] [drm:intel_panel_actually_set_backlight] set backlight PWM = 323
>[ 1969.493052] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=326/1388
>[ 1969.493054] [drm:intel_panel_actually_set_backlight] set backlight PWM = 326
>[ 1969.503119] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=330/1388
>[ 1969.503121] [drm:intel_panel_actually_set_backlight] set backlight PWM = 330
>[ 1969.511101] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.511109] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1969.511115] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1969.511300] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1969.511463] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1969.511479] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1969.511485] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1969.511488] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1969.511492] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.511616] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1969.511619] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1969.511621] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1969.511626] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1969.511631] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1969.511633] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1969.511634] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1969.511638] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1969.511641] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1969.511642] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1969.511644] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1969.511815] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1969.511819] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1969.511821] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1969.511826] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1969.511827] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1969.511829] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1969.512021] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1969.512023] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1969.512026] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1969.512265] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=333/1388
>[ 1969.512268] [drm:intel_panel_actually_set_backlight] set backlight PWM = 333
>[ 1969.517660] [drm:intel_panel_get_backlight] get backlight PWM = 333
>[ 1969.522420] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=336/1388
>[ 1969.522425] [drm:intel_panel_actually_set_backlight] set backlight PWM = 336
>[ 1969.532530] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=340/1388
>[ 1969.532538] [drm:intel_panel_actually_set_backlight] set backlight PWM = 340
>[ 1969.542539] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=343/1388
>[ 1969.542542] [drm:intel_panel_actually_set_backlight] set backlight PWM = 343
>[ 1969.552628] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=347/1388
>[ 1969.552630] [drm:intel_panel_actually_set_backlight] set backlight PWM = 347
>[ 1969.562708] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=350/1388
>[ 1969.562711] [drm:intel_panel_actually_set_backlight] set backlight PWM = 350
>[ 1969.572785] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=354/1388
>[ 1969.572788] [drm:intel_panel_actually_set_backlight] set backlight PWM = 354
>[ 1969.582863] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=357/1388
>[ 1969.582865] [drm:intel_panel_actually_set_backlight] set backlight PWM = 357
>[ 1969.592959] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=361/1388
>[ 1969.592961] [drm:intel_panel_actually_set_backlight] set backlight PWM = 361
>[ 1969.603152] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=364/1388
>[ 1969.603155] [drm:intel_panel_actually_set_backlight] set backlight PWM = 364
>[ 1969.613195] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=368/1388
>[ 1969.613197] [drm:intel_panel_actually_set_backlight] set backlight PWM = 368
>[ 1969.623315] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=371/1388
>[ 1969.623320] [drm:intel_panel_actually_set_backlight] set backlight PWM = 371
>[ 1969.633393] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=375/1388
>[ 1969.633398] [drm:intel_panel_actually_set_backlight] set backlight PWM = 375
>[ 1969.643568] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=378/1388
>[ 1969.643577] [drm:intel_panel_actually_set_backlight] set backlight PWM = 378
>[ 1969.653586] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=382/1388
>[ 1969.653589] [drm:intel_panel_actually_set_backlight] set backlight PWM = 382
>[ 1969.663673] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=385/1388
>[ 1969.663676] [drm:intel_panel_actually_set_backlight] set backlight PWM = 385
>[ 1969.673750] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=388/1388
>[ 1969.673752] [drm:intel_panel_actually_set_backlight] set backlight PWM = 388
>[ 1969.683828] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=392/1388
>[ 1969.683830] [drm:intel_panel_actually_set_backlight] set backlight PWM = 392
>[ 1969.693903] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=395/1388
>[ 1969.693905] [drm:intel_panel_actually_set_backlight] set backlight PWM = 395
>[ 1969.703978] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=399/1388
>[ 1969.703980] [drm:intel_panel_actually_set_backlight] set backlight PWM = 399
>[ 1969.717596] [drm:intel_panel_get_backlight] get backlight PWM = 399
>[ 1969.729697] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.729708] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1969.729714] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1969.729928] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1969.730113] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1969.730147] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1969.730154] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1969.730159] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1969.730170] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.730343] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1969.730348] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1969.730353] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1969.730359] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1969.730366] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1969.730369] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1969.730371] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1969.730375] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1969.730379] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1969.730382] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1969.730385] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1969.730566] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1969.730571] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1969.730574] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1969.730586] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1969.730590] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1969.730591] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1969.730955] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1969.730960] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1969.730962] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1969.731544] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=402/1388
>[ 1969.731550] [drm:intel_panel_actually_set_backlight] set backlight PWM = 402
>[ 1969.742802] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=405/1388
>[ 1969.742812] [drm:intel_panel_actually_set_backlight] set backlight PWM = 405
>[ 1969.752847] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=409/1388
>[ 1969.752850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 409
>[ 1969.762902] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=412/1388
>[ 1969.762905] [drm:intel_panel_actually_set_backlight] set backlight PWM = 412
>[ 1969.772957] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=416/1388
>[ 1969.772960] [drm:intel_panel_actually_set_backlight] set backlight PWM = 416
>[ 1969.783019] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=419/1388
>[ 1969.783021] [drm:intel_panel_actually_set_backlight] set backlight PWM = 419
>[ 1969.793112] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=423/1388
>[ 1969.793114] [drm:intel_panel_actually_set_backlight] set backlight PWM = 423
>[ 1969.805379] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=426/1388
>[ 1969.805381] [drm:intel_panel_actually_set_backlight] set backlight PWM = 426
>[ 1969.813308] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=430/1388
>[ 1969.813316] [drm:intel_panel_actually_set_backlight] set backlight PWM = 430
>[ 1969.823366] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=433/1388
>[ 1969.823369] [drm:intel_panel_actually_set_backlight] set backlight PWM = 433
>[ 1969.833510] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=437/1388
>[ 1969.833517] [drm:intel_panel_actually_set_backlight] set backlight PWM = 437
>[ 1969.843591] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=440/1388
>[ 1969.843594] [drm:intel_panel_actually_set_backlight] set backlight PWM = 440
>[ 1969.853657] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=444/1388
>[ 1969.853661] [drm:intel_panel_actually_set_backlight] set backlight PWM = 444
>[ 1969.863730] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=447/1388
>[ 1969.863733] [drm:intel_panel_actually_set_backlight] set backlight PWM = 447
>[ 1969.876720] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=451/1388
>[ 1969.876723] [drm:intel_panel_actually_set_backlight] set backlight PWM = 451
>[ 1969.883863] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=454/1388
>[ 1969.883865] [drm:intel_panel_actually_set_backlight] set backlight PWM = 454
>[ 1969.893955] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=457/1388
>[ 1969.893958] [drm:intel_panel_actually_set_backlight] set backlight PWM = 457
>[ 1969.904019] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=461/1388
>[ 1969.904021] [drm:intel_panel_actually_set_backlight] set backlight PWM = 461
>[ 1969.905369] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 1969.905375] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 1969.905377] ------------[ cut here ]------------
>[ 1969.905388] WARNING: CPU: 0 PID: 2160 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 1969.905389] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 1969.905423]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 1969.905438] CPU: 0 PID: 2160 Comm: kworker/0:2 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 1969.905439] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 1969.905451] Workqueue: events edp_panel_vdd_work [i915]
>[ 1969.905452]  0000000000000000 00000000a9c7bbf4 ffff88020431fd38 ffffffff815367d0
>[ 1969.905455]  0000000000000000 ffff88020431fd70 ffffffff8107054d ffff8802624b002c
>[ 1969.905457]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 1969.905460] Call Trace:
>[ 1969.905464]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 1969.905467]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 1969.905470]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 1969.905474]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 1969.905480]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 1969.905484]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 1969.905487]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 1969.905489]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 1969.905491]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 1969.905493]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 1969.905494]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1969.905497]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 1969.905498]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1969.905500] ---[ end trace bfcfc188c82144f0 ]---
>[ 1969.914211] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=464/1388
>[ 1969.914214] [drm:intel_panel_actually_set_backlight] set backlight PWM = 464
>[ 1969.924244] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=468/1388
>[ 1969.924246] [drm:intel_panel_actually_set_backlight] set backlight PWM = 468
>[ 1969.938813] [drm:intel_panel_get_backlight] get backlight PWM = 468
>[ 1969.940934] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.940941] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1969.940945] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1969.940955] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 1969.940963] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 1969.941639] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1969.941803] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1969.941815] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1969.941819] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1969.941822] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1969.941826] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1969.941945] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1969.941948] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1969.941950] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1969.941955] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1969.941960] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1969.941961] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1969.941963] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1969.941967] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1969.941970] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1969.941972] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1969.941974] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1969.943307] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1969.943316] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1969.943320] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1969.943335] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1969.943338] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1969.943340] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1969.943599] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1969.943601] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1969.943603] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1969.943847] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=471/1388
>[ 1969.943851] [drm:intel_panel_actually_set_backlight] set backlight PWM = 471
>[ 1969.953930] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=474/1388
>[ 1969.953935] [drm:intel_panel_actually_set_backlight] set backlight PWM = 474
>[ 1969.964108] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=478/1388
>[ 1969.964115] [drm:intel_panel_actually_set_backlight] set backlight PWM = 478
>[ 1969.974102] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=481/1388
>[ 1969.974105] [drm:intel_panel_actually_set_backlight] set backlight PWM = 481
>[ 1969.984203] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=485/1388
>[ 1969.984205] [drm:intel_panel_actually_set_backlight] set backlight PWM = 485
>[ 1969.994277] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=488/1388
>[ 1969.994279] [drm:intel_panel_actually_set_backlight] set backlight PWM = 488
>[ 1970.004383] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=492/1388
>[ 1970.004385] [drm:intel_panel_actually_set_backlight] set backlight PWM = 492
>[ 1970.014462] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=495/1388
>[ 1970.014465] [drm:intel_panel_actually_set_backlight] set backlight PWM = 495
>[ 1970.024552] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=499/1388
>[ 1970.024555] [drm:intel_panel_actually_set_backlight] set backlight PWM = 499
>[ 1970.034784] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=502/1388
>[ 1970.034791] [drm:intel_panel_actually_set_backlight] set backlight PWM = 502
>[ 1970.044773] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=506/1388
>[ 1970.044776] [drm:intel_panel_actually_set_backlight] set backlight PWM = 506
>[ 1970.054917] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=509/1388
>[ 1970.054923] [drm:intel_panel_actually_set_backlight] set backlight PWM = 509
>[ 1970.064943] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=513/1388
>[ 1970.064946] [drm:intel_panel_actually_set_backlight] set backlight PWM = 513
>[ 1970.075116] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=516/1388
>[ 1970.075119] [drm:intel_panel_actually_set_backlight] set backlight PWM = 516
>[ 1970.085166] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=520/1388
>[ 1970.085168] [drm:intel_panel_actually_set_backlight] set backlight PWM = 520
>[ 1970.095227] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=523/1388
>[ 1970.095229] [drm:intel_panel_actually_set_backlight] set backlight PWM = 523
>[ 1970.105310] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=526/1388
>[ 1970.105312] [drm:intel_panel_actually_set_backlight] set backlight PWM = 526
>[ 1970.116314] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=530/1388
>[ 1970.116317] [drm:intel_panel_actually_set_backlight] set backlight PWM = 530
>[ 1970.126398] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=533/1388
>[ 1970.126400] [drm:intel_panel_actually_set_backlight] set backlight PWM = 533
>[ 1970.139338] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=537/1388
>[ 1970.139341] [drm:intel_panel_actually_set_backlight] set backlight PWM = 537
>[ 1970.153015] [drm:intel_panel_get_backlight] get backlight PWM = 537
>[ 1970.221170] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1970.221175] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 1970.221179] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 1970.221362] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 1970.221529] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 1970.221546] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 1970.221551] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 1970.221556] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 1970.221561] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 1970.221667] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 1970.221671] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 1970.221673] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 1970.221678] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 1970.221682] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 1970.221684] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 1970.221686] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 1970.221690] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 1970.221692] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 1970.221695] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 1970.221697] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 1970.221860] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 1970.221862] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 1970.221864] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 1970.221868] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 1970.221870] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 1970.221872] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 1970.222122] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 1970.222125] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 1970.222129] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 1970.222335] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=540/1388
>[ 1970.222338] [drm:intel_panel_actually_set_backlight] set backlight PWM = 540
>[ 1970.232475] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=543/1388
>[ 1970.232480] [drm:intel_panel_actually_set_backlight] set backlight PWM = 543
>[ 1970.242637] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=547/1388
>[ 1970.242645] [drm:intel_panel_actually_set_backlight] set backlight PWM = 547
>[ 1970.252650] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=550/1388
>[ 1970.252653] [drm:intel_panel_actually_set_backlight] set backlight PWM = 550
>[ 1970.262726] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=554/1388
>[ 1970.262728] [drm:intel_panel_actually_set_backlight] set backlight PWM = 554
>[ 1970.272841] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=557/1388
>[ 1970.272844] [drm:intel_panel_actually_set_backlight] set backlight PWM = 557
>[ 1970.282881] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=561/1388
>[ 1970.282883] [drm:intel_panel_actually_set_backlight] set backlight PWM = 561
>[ 1970.293073] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=564/1388
>[ 1970.293076] [drm:intel_panel_actually_set_backlight] set backlight PWM = 564
>[ 1970.303097] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=568/1388
>[ 1970.303100] [drm:intel_panel_actually_set_backlight] set backlight PWM = 568
>[ 1970.313310] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=571/1388
>[ 1970.313318] [drm:intel_panel_actually_set_backlight] set backlight PWM = 571
>[ 1970.323312] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=575/1388
>[ 1970.323315] [drm:intel_panel_actually_set_backlight] set backlight PWM = 575
>[ 1970.333504] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=578/1388
>[ 1970.333513] [drm:intel_panel_actually_set_backlight] set backlight PWM = 578
>[ 1970.343516] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=582/1388
>[ 1970.343519] [drm:intel_panel_actually_set_backlight] set backlight PWM = 582
>[ 1970.353623] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=585/1388
>[ 1970.353625] [drm:intel_panel_actually_set_backlight] set backlight PWM = 585
>[ 1970.363699] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=589/1388
>[ 1970.363701] [drm:intel_panel_actually_set_backlight] set backlight PWM = 589
>[ 1970.373806] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=592/1388
>[ 1970.373809] [drm:intel_panel_actually_set_backlight] set backlight PWM = 592
>[ 1970.383846] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=595/1388
>[ 1970.383848] [drm:intel_panel_actually_set_backlight] set backlight PWM = 595
>[ 1970.393951] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=599/1388
>[ 1970.393953] [drm:intel_panel_actually_set_backlight] set backlight PWM = 599
>[ 1970.404030] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=602/1388
>[ 1970.404032] [drm:intel_panel_actually_set_backlight] set backlight PWM = 602
>[ 1970.414217] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=606/1388
>[ 1970.414220] [drm:intel_panel_actually_set_backlight] set backlight PWM = 606
>[ 1970.427730] [drm:intel_panel_get_backlight] get backlight PWM = 606
>[ 1972.946514] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 1972.946522] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 1972.946523] ------------[ cut here ]------------
>[ 1972.946535] WARNING: CPU: 0 PID: 2160 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 1972.946536] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 1972.946568]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 1972.946579] CPU: 0 PID: 2160 Comm: kworker/0:2 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 1972.946581] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 1972.946588] Workqueue: events edp_panel_vdd_work [i915]
>[ 1972.946589]  0000000000000000 00000000a9c7bbf4 ffff88020431fd38 ffffffff815367d0
>[ 1972.946591]  0000000000000000 ffff88020431fd70 ffffffff8107054d ffff8802624b002c
>[ 1972.946592]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 1972.946594] Call Trace:
>[ 1972.946598]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 1972.946601]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 1972.946603]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 1972.946607]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 1972.946613]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 1972.946618]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 1972.946620]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 1972.946622]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 1972.946624]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 1972.946626]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 1972.946627]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1972.946630]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 1972.946631]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 1972.946632] ---[ end trace bfcfc188c82144f1 ]---
>[ 2022.986192] [drm:drm_mode_addfb] [FB:41]
>[ 2028.459429] [drm:drm_mode_addfb] [FB:48]
>[ 2031.064747] [drm:drm_mode_addfb] [FB:45]
>[ 2038.890291] [drm:drm_mode_addfb] [FB:46]
>[ 2041.367781] [drm:drm_mode_addfb] [FB:46]
>[ 2041.774383] [drm:drm_mode_addfb] [FB:48]
>[ 2053.327530] [drm:drm_mode_addfb] [FB:45]
>[ 2075.021364] [drm:drm_mode_addfb] [FB:41]
>[ 2075.037588] [drm:drm_mode_addfb] [FB:48]
>[ 2082.881050] [drm:drm_mode_addfb] [FB:45]
>[ 2083.648309] [drm:drm_mode_addfb] [FB:46]
>[ 2093.340372] [drm:drm_mode_addfb] [FB:41]
>[ 2093.866591] [drm:drm_mode_addfb] [FB:48]
>[ 2129.453044] [drm:drm_mode_addfb] [FB:41]
>[ 2146.743148] [drm:drm_mode_addfb] [FB:45]
>[ 2147.071446] [drm:drm_mode_addfb] [FB:45]
>[ 2162.227278] [drm:drm_mode_addfb] [FB:41]
>[ 2171.888593] [drm:drm_mode_addfb] [FB:41]
>[ 2290.893027] [drm:drm_mode_addfb] [FB:41]
>[ 2316.154979] [drm:drm_mode_addfb] [FB:41]
>[ 2318.609946] [drm:drm_mode_addfb] [FB:48]
>[ 2325.766399] [drm:drm_mode_addfb] [FB:41]
>[ 2328.762273] [drm:drm_mode_addfb] [FB:46]
>[ 2334.566827] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 2334.566905] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 2342.049420] [drm:drm_mode_addfb] [FB:45]
>[ 2365.426869] [drm:drm_mode_addfb] [FB:45]
>[ 2394.284081] [drm:drm_mode_addfb] [FB:41]
>[ 2404.063580] [drm:drm_mode_addfb] [FB:45]
>[ 2428.361817] [drm:drm_mode_addfb] [FB:45]
>[ 2814.763464] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 2814.763517] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 2993.296378] [drm:drm_mode_addfb] [FB:45]
>[ 2995.108178] [drm:drm_mode_addfb] [FB:46]
>[ 3004.250537] [drm:drm_mode_addfb] [FB:45]
>[ 3005.326302] [drm:drm_mode_addfb] [FB:46]
>[ 3013.180195] [drm:drm_mode_addfb] [FB:41]
>[ 3023.102913] [drm:drm_mode_addfb] [FB:45]
>[ 3038.522096] [drm:drm_mode_addfb] [FB:46]
>[ 3044.859984] [drm:drm_mode_addfb] [FB:45]
>[ 3046.746425] [drm:drm_mode_addfb] [FB:48]
>[ 3054.833173] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 3054.833252] ERROR @wl_cfg80211_get_station : Wrong Mac address, mac = redacted   profile =redacted
>[ 3056.865072] [drm:drm_mode_addfb] [FB:41]
>[ 3063.884903] [drm:drm_mode_addfb] [FB:46]
>[ 3074.075791] [drm:drm_mode_addfb] [FB:41]
>[ 3074.083089] [drm:drm_mode_addfb] [FB:48]
>[ 3090.717935] [drm:drm_mode_addfb] [FB:41]
>[ 3091.199225] [drm:drm_mode_addfb] [FB:48]
>[ 3094.253421] [drm:drm_mode_addfb] [FB:45]
>[ 3094.870783] [drm:drm_mode_addfb] [FB:48]
>[ 3109.259694] [drm:drm_mode_addfb] [FB:41]
>[ 3110.811337] [drm:drm_mode_addfb] [FB:45]
>[ 3117.436983] [drm:drm_mode_addfb] [FB:41]
>[ 3125.279995] [drm:drm_mode_addfb] [FB:45]
>[ 3143.958590] [drm:drm_mode_addfb] [FB:46]
>[ 3176.881819] [drm:drm_mode_addfb] [FB:45]
>[ 3178.699982] [drm:drm_mode_addfb] [FB:41]
>[ 3195.281043] [drm:drm_mode_addfb] [FB:45]
>[ 3195.287963] [drm:drm_mode_addfb] [FB:48]
>[ 3203.449351] [drm:drm_mode_addfb] [FB:46]
>[ 3222.783302] [drm:drm_mode_addfb] [FB:46]
>[ 3229.020481] [drm:drm_mode_addfb] [FB:48]
>[ 3232.085713] [drm:drm_mode_addfb] [FB:41]
>[ 3232.912424] [drm:drm_mode_addfb] [FB:45]
>[ 3247.871453] [drm:drm_mode_addfb] [FB:45]
>[ 3250.310092] [drm:drm_mode_addfb] [FB:48]
>[ 3257.723951] [drm:drm_mode_addfb] [FB:45]
>[ 3264.084028] [drm:drm_mode_addfb] [FB:41]
>[ 3269.503208] [drm:drm_mode_addfb] [FB:48]
>[ 3274.224190] [drm:drm_mode_addfb] [FB:45]
>[ 3274.273271] [drm:drm_mode_addfb] [FB:46]
>[ 3289.236768] [drm:drm_mode_addfb] [FB:45]
>[ 3306.539235] [drm:drm_mode_addfb] [FB:45]
>[ 3310.809134] [drm:drm_mode_addfb] [FB:46]
>[ 3314.805477] [drm:drm_mode_addfb] [FB:41]
>[ 3324.107156] [drm:drm_mode_addfb] [FB:46]
>[ 3324.820133] [drm:drm_mode_addfb] [FB:41]
>[ 3325.604941] [drm:drm_mode_addfb] [FB:46]
>[ 3349.635112] [drm:drm_mode_addfb] [FB:41]
>[ 3349.641279] [drm:drm_mode_addfb] [FB:46]
>[ 3358.977470] [drm:drm_mode_addfb] [FB:45]
>[ 3379.349427] [drm:drm_mode_addfb] [FB:46]
>[ 3384.851215] [drm:drm_mode_addfb] [FB:48]
>[ 3387.302334] [drm:drm_mode_addfb] [FB:41]
>[ 3401.254276] [drm:drm_mode_addfb] [FB:41]
>[ 3419.017254] [drm:drm_mode_addfb] [FB:45]
>[ 3470.215405] [drm:drm_mode_addfb] [FB:46]
>[ 3470.228230] [drm:drm_mode_addfb] [FB:48]
>[ 3479.889063] [drm:drm_mode_addfb] [FB:46]
>[ 3480.300326] [drm:drm_mode_addfb] [FB:48]
>[ 3490.329620] [drm:drm_mode_addfb] [FB:45]
>[ 3499.203026] [drm:drm_mode_addfb] [FB:46]
>[ 3500.169572] [drm:drm_mode_addfb] [FB:41]
>[ 3513.545934] [drm:drm_mode_addfb] [FB:41]
>[ 3522.922094] [drm:drm_mode_addfb] [FB:41]
>[ 3524.843657] [drm:drm_mode_addfb] [FB:46]
>[ 3536.030153] [drm:drm_mode_addfb] [FB:41]
>[ 3556.853843] [drm:drm_mode_addfb] [FB:41]
>[ 3559.000339] [drm:drm_mode_addfb] [FB:48]
>[ 3562.106792] [drm:drm_mode_addfb] [FB:45]
>[ 3572.344358] [drm:drm_mode_addfb] [FB:46]
>[ 3575.085080] [drm:drm_mode_addfb] [FB:48]
>[ 3584.200078] [drm:drm_mode_addfb] [FB:41]
>[ 3592.542678] [drm:drm_mode_addfb] [FB:46]
>[ 3602.989609] [drm:drm_mode_addfb] [FB:41]
>[ 3612.333351] [drm:drm_mode_addfb] [FB:45]
>[ 3622.641539] [drm:drm_mode_addfb] [FB:46]
>[ 3649.992258] [drm:drm_mode_addfb] [FB:45]
>[ 3656.639911] [drm:drm_mode_addfb] [FB:45]
>[ 3663.637380] [drm:drm_mode_addfb] [FB:41]
>[ 3663.645111] [drm:drm_mode_addfb] [FB:48]
>[ 3677.975988] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 3677.975993] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 3677.975996] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 3677.976000] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 3677.976007] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 3677.976182] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 3677.976340] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 3677.976350] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 3677.976353] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 3677.976356] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 3677.976358] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 3677.976440] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 3677.976442] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 3677.976444] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 3677.976448] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 3677.976450] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 3677.976452] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 3677.976453] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 3677.976457] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 3677.976459] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 3677.976460] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 3677.976462] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 3677.976632] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 3677.976633] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 3677.976635] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 3677.976638] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 3677.976640] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 3677.976641] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 3677.976806] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 3677.976807] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 3677.976808] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 3677.976887] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=586/1388
>[ 3677.976889] [drm:intel_panel_actually_set_backlight] set backlight PWM = 586
>[ 3677.987029] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=566/1388
>[ 3677.987031] [drm:intel_panel_actually_set_backlight] set backlight PWM = 566
>[ 3677.997100] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=546/1388
>[ 3677.997102] [drm:intel_panel_actually_set_backlight] set backlight PWM = 546
>[ 3678.007183] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=526/1388
>[ 3678.007185] [drm:intel_panel_actually_set_backlight] set backlight PWM = 526
>[ 3678.017366] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=506/1388
>[ 3678.017368] [drm:intel_panel_actually_set_backlight] set backlight PWM = 506
>[ 3678.027395] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=486/1388
>[ 3678.027397] [drm:intel_panel_actually_set_backlight] set backlight PWM = 486
>[ 3678.037472] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=466/1388
>[ 3678.037474] [drm:intel_panel_actually_set_backlight] set backlight PWM = 466
>[ 3678.047550] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=446/1388
>[ 3678.047552] [drm:intel_panel_actually_set_backlight] set backlight PWM = 446
>[ 3678.057640] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=426/1388
>[ 3678.057643] [drm:intel_panel_actually_set_backlight] set backlight PWM = 426
>[ 3678.067720] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=407/1388
>[ 3678.067723] [drm:intel_panel_actually_set_backlight] set backlight PWM = 407
>[ 3678.077796] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=387/1388
>[ 3678.077798] [drm:intel_panel_actually_set_backlight] set backlight PWM = 387
>[ 3678.087870] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=367/1388
>[ 3678.087872] [drm:intel_panel_actually_set_backlight] set backlight PWM = 367
>[ 3678.097945] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=347/1388
>[ 3678.097947] [drm:intel_panel_actually_set_backlight] set backlight PWM = 347
>[ 3678.108025] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=327/1388
>[ 3678.108028] [drm:intel_panel_actually_set_backlight] set backlight PWM = 327
>[ 3678.118125] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=307/1388
>[ 3678.118127] [drm:intel_panel_actually_set_backlight] set backlight PWM = 307
>[ 3678.128201] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=287/1388
>[ 3678.128203] [drm:intel_panel_actually_set_backlight] set backlight PWM = 287
>[ 3678.138277] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=267/1388
>[ 3678.138279] [drm:intel_panel_actually_set_backlight] set backlight PWM = 267
>[ 3678.148366] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=247/1388
>[ 3678.148369] [drm:intel_panel_actually_set_backlight] set backlight PWM = 247
>[ 3678.158454] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=228/1388
>[ 3678.158457] [drm:intel_panel_actually_set_backlight] set backlight PWM = 228
>[ 3678.168526] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=208/1388
>[ 3678.168528] [drm:intel_panel_actually_set_backlight] set backlight PWM = 208
>[ 3678.178835] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[ 3678.178838] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[ 3680.978346] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 3680.978355] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 3680.978356] ------------[ cut here ]------------
>[ 3680.978368] WARNING: CPU: 3 PID: 3539 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 3680.978369] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 3680.978401]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 3680.978412] CPU: 3 PID: 3539 Comm: kworker/3:0 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 3680.978413] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 3680.978420] Workqueue: events edp_panel_vdd_work [i915]
>[ 3680.978421]  0000000000000000 000000000be03740 ffff8801d8a23d38 ffffffff815367d0
>[ 3680.978423]  0000000000000000 ffff8801d8a23d70 ffffffff8107054d ffff8802624b002c
>[ 3680.978425]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 3680.978426] Call Trace:
>[ 3680.978430]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 3680.978434]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 3680.978436]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 3680.978440]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 3680.978446]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 3680.978451]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 3680.978454]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 3680.978456]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 3680.978458]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 3680.978459]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 3680.978461]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 3680.978463]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 3680.978465]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 3680.978466] ---[ end trace bfcfc188c82144f2 ]---
>[ 3683.013289] [drm:drm_mode_addfb] [FB:45]
>[ 3683.044841] [drm:drm_mode_addfb] [FB:46]
>[ 3685.075067] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 3685.075071] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 3685.075074] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 3685.075080] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 3685.075086] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 3685.075257] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 3685.075416] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 3685.075427] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 3685.075430] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 3685.075433] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 3685.075436] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 3685.075519] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 3685.075521] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 3685.075523] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 3685.075527] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 3685.075530] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 3685.075531] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 3685.075533] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 3685.075537] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 3685.075538] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 3685.075540] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 3685.075542] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 3685.075711] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 3685.075714] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 3685.075716] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 3685.075721] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 3685.075723] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 3685.075724] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 3685.075891] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 3685.075892] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 3685.075894] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 3685.076028] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=203/1388
>[ 3685.076031] [drm:intel_panel_actually_set_backlight] set backlight PWM = 203
>[ 3685.086241] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=206/1388
>[ 3685.086244] [drm:intel_panel_actually_set_backlight] set backlight PWM = 206
>[ 3685.097801] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=210/1388
>[ 3685.097804] [drm:intel_panel_actually_set_backlight] set backlight PWM = 210
>[ 3685.106340] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=213/1388
>[ 3685.106343] [drm:intel_panel_actually_set_backlight] set backlight PWM = 213
>[ 3685.116457] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=217/1388
>[ 3685.116467] [drm:intel_panel_actually_set_backlight] set backlight PWM = 217
>[ 3685.120524] [drm:drm_mode_addfb] [FB:45]
>[ 3685.126534] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=220/1388
>[ 3685.126536] [drm:intel_panel_actually_set_backlight] set backlight PWM = 220
>[ 3685.136647] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=224/1388
>[ 3685.136651] [drm:intel_panel_actually_set_backlight] set backlight PWM = 224
>[ 3685.146699] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=227/1388
>[ 3685.146702] [drm:intel_panel_actually_set_backlight] set backlight PWM = 227
>[ 3685.156768] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=231/1388
>[ 3685.156770] [drm:intel_panel_actually_set_backlight] set backlight PWM = 231
>[ 3685.166874] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=234/1388
>[ 3685.166878] [drm:intel_panel_actually_set_backlight] set backlight PWM = 234
>[ 3685.176994] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=238/1388
>[ 3685.176997] [drm:intel_panel_actually_set_backlight] set backlight PWM = 238
>[ 3685.187063] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=241/1388
>[ 3685.187066] [drm:intel_panel_actually_set_backlight] set backlight PWM = 241
>[ 3685.197122] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=245/1388
>[ 3685.197125] [drm:intel_panel_actually_set_backlight] set backlight PWM = 245
>[ 3685.207220] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=248/1388
>[ 3685.207223] [drm:intel_panel_actually_set_backlight] set backlight PWM = 248
>[ 3685.217278] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=252/1388
>[ 3685.217280] [drm:intel_panel_actually_set_backlight] set backlight PWM = 252
>[ 3685.227376] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=255/1388
>[ 3685.227379] [drm:intel_panel_actually_set_backlight] set backlight PWM = 255
>[ 3685.239041] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=258/1388
>[ 3685.239043] [drm:intel_panel_actually_set_backlight] set backlight PWM = 258
>[ 3685.247524] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=262/1388
>[ 3685.247527] [drm:intel_panel_actually_set_backlight] set backlight PWM = 262
>[ 3685.259229] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=265/1388
>[ 3685.259231] [drm:intel_panel_actually_set_backlight] set backlight PWM = 265
>[ 3685.267674] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=269/1388
>[ 3685.267677] [drm:intel_panel_actually_set_backlight] set backlight PWM = 269
>[ 3685.283036] [drm:intel_panel_get_backlight] get backlight PWM = 269
>[ 3685.305471] [drm:drm_mode_addfb] [FB:48]
>[ 3688.080944] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 3688.080953] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 3688.080954] ------------[ cut here ]------------
>[ 3688.080965] WARNING: CPU: 1 PID: 2624 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 3688.080966] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 3688.080998]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 3688.081009] CPU: 1 PID: 2624 Comm: kworker/1:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 3688.081010] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 3688.081017] Workqueue: events edp_panel_vdd_work [i915]
>[ 3688.081018]  0000000000000000 000000000be3c666 ffff880261b47d38 ffffffff815367d0
>[ 3688.081020]  0000000000000000 ffff880261b47d70 ffffffff8107054d ffff8802624b002c
>[ 3688.081022]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 3688.081023] Call Trace:
>[ 3688.081027]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 3688.081030]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 3688.081032]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 3688.081037]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 3688.081042]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 3688.081047]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 3688.081051]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 3688.081052]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 3688.081054]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 3688.081056]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 3688.081057]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 3688.081060]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 3688.081061]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 3688.081062] ---[ end trace bfcfc188c82144f3 ]---
>[ 3751.288757] [drm:drm_mode_addfb] [FB:45]
>[ 3751.293381] [drm:drm_mode_addfb] [FB:46]
>[ 3758.910698] [drm:drm_mode_addfb] [FB:45]
>[ 3758.927377] [drm:drm_mode_addfb] [FB:48]
>[ 3763.514479] [drm:drm_mode_addfb] [FB:41]
>[ 3763.522000] [drm:drm_mode_addfb] [FB:48]
>[ 3787.297366] [drm:drm_mode_addfb] [FB:41]
>[ 3789.584342] [drm:drm_mode_addfb] [FB:45]
>[ 3832.931045] [drm:drm_mode_addfb] [FB:46]
>[ 3839.166457] [drm:drm_mode_addfb] [FB:48]
>[ 3840.104142] [drm:drm_mode_addfb] [FB:41]
>[ 3881.312447] [drm:drm_mode_addfb] [FB:41]
>[ 3893.733486] [drm:drm_mode_addfb] [FB:46]
>[ 3893.738428] [drm:drm_mode_addfb] [FB:48]
>[ 3915.186503] [drm:drm_mode_addfb] [FB:45]
>[ 3915.199581] [drm:drm_mode_addfb] [FB:46]
>[ 3943.210137] [drm:drm_mode_addfb] [FB:41]
>[ 3957.269139] [drm:drm_mode_addfb] [FB:45]
>[ 3965.157552] [drm:drm_mode_addfb] [FB:45]
>[ 3969.932251] [drm:drm_mode_addfb] [FB:45]
>[ 3986.363629] [drm:drm_mode_addfb] [FB:41]
>[ 3999.059729] [drm:drm_mode_addfb] [FB:45]
>[ 4000.570620] [drm:drm_mode_addfb] [FB:46]
>[ 4030.819215] [drm:drm_mode_addfb] [FB:41]
>[ 4035.669608] [drm:drm_mode_addfb] [FB:41]
>[ 4063.946964] [drm:drm_mode_addfb] [FB:46]
>[ 4068.594733] [drm:drm_mode_addfb] [FB:46]
>[ 4117.032156] [drm:drm_mode_addfb] [FB:45]
>[ 4125.643760] [drm:drm_mode_addfb] [FB:41]
>[ 4149.598885] [drm:drm_mode_addfb] [FB:46]
>[ 4158.616135] [drm:drm_mode_addfb] [FB:41]
>[ 4160.016913] [drm:drm_mode_addfb] [FB:48]
>[ 4191.252999] [drm:drm_mode_addfb] [FB:45]
>[ 4200.798699] [drm:drm_mode_addfb] [FB:41]
>[ 4201.891123] [drm:drm_mode_addfb] [FB:46]
>[ 4216.577217] [drm:drm_mode_addfb] [FB:41]
>[ 4230.263768] [drm:drm_mode_addfb] [FB:41]
>[ 4259.021882] [drm:drm_mode_addfb] [FB:45]
>[ 4261.272642] [drm:drm_mode_addfb] [FB:48]
>[ 4272.062464] [drm:drm_mode_addfb] [FB:46]
>[ 4273.674805] [drm:drm_mode_addfb] [FB:48]
>[ 4282.779789] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4282.779811] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4282.779814] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4282.779819] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 4282.779825] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 4282.779991] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4282.780168] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4282.780178] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4282.780181] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4282.780184] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4282.780187] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4282.780341] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4282.780343] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4282.780345] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4282.780349] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4282.780352] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4282.780354] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4282.780356] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4282.780359] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4282.780362] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4282.780363] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4282.780365] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4282.780526] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4282.780529] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4282.780531] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4282.780535] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4282.780536] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4282.780538] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4282.780696] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4282.780698] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4282.780700] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4282.780798] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=305/1388
>[ 4282.780801] [drm:intel_panel_actually_set_backlight] set backlight PWM = 305
>[ 4282.790882] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=342/1388
>[ 4282.790885] [drm:intel_panel_actually_set_backlight] set backlight PWM = 342
>[ 4282.800985] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=378/1388
>[ 4282.800988] [drm:intel_panel_actually_set_backlight] set backlight PWM = 378
>[ 4282.811063] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=415/1388
>[ 4282.811066] [drm:intel_panel_actually_set_backlight] set backlight PWM = 415
>[ 4282.821120] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=451/1388
>[ 4282.821123] [drm:intel_panel_actually_set_backlight] set backlight PWM = 451
>[ 4282.831197] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=488/1388
>[ 4282.831199] [drm:intel_panel_actually_set_backlight] set backlight PWM = 488
>[ 4282.841274] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=524/1388
>[ 4282.841277] [drm:intel_panel_actually_set_backlight] set backlight PWM = 524
>[ 4282.851361] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=561/1388
>[ 4282.851363] [drm:intel_panel_actually_set_backlight] set backlight PWM = 561
>[ 4282.861426] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=597/1388
>[ 4282.861428] [drm:intel_panel_actually_set_backlight] set backlight PWM = 597
>[ 4282.871619] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=634/1388
>[ 4282.871621] [drm:intel_panel_actually_set_backlight] set backlight PWM = 634
>[ 4282.881646] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=670/1388
>[ 4282.881648] [drm:intel_panel_actually_set_backlight] set backlight PWM = 670
>[ 4282.891746] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=707/1388
>[ 4282.891748] [drm:intel_panel_actually_set_backlight] set backlight PWM = 707
>[ 4282.901828] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=743/1388
>[ 4282.901830] [drm:intel_panel_actually_set_backlight] set backlight PWM = 743
>[ 4282.911906] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=780/1388
>[ 4282.911908] [drm:intel_panel_actually_set_backlight] set backlight PWM = 780
>[ 4282.922076] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=816/1388
>[ 4282.922080] [drm:intel_panel_actually_set_backlight] set backlight PWM = 816
>[ 4282.932134] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=853/1388
>[ 4282.932136] [drm:intel_panel_actually_set_backlight] set backlight PWM = 853
>[ 4282.942239] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=889/1388
>[ 4282.942241] [drm:intel_panel_actually_set_backlight] set backlight PWM = 889
>[ 4282.952333] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=926/1388
>[ 4282.952335] [drm:intel_panel_actually_set_backlight] set backlight PWM = 926
>[ 4282.962431] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=962/1388
>[ 4282.962434] [drm:intel_panel_actually_set_backlight] set backlight PWM = 962
>[ 4282.972537] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=999/1388
>[ 4282.972539] [drm:intel_panel_actually_set_backlight] set backlight PWM = 999
>[ 4282.983048] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=1000/1388
>[ 4282.983051] [drm:intel_panel_actually_set_backlight] set backlight PWM = 1000
>[ 4283.877089] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4283.877099] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4283.877107] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4283.877318] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4283.877481] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4283.877502] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4283.877505] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4283.877508] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4283.877513] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4283.877618] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4283.877620] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4283.877622] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4283.877626] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4283.877631] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4283.877633] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4283.877634] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4283.877638] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4283.877641] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4283.877643] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4283.877645] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4283.877807] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4283.877809] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4283.877811] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4283.877814] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4283.877816] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4283.877817] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4283.877975] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4283.877976] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4283.877978] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4283.878107] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=996/1388
>[ 4283.878109] [drm:intel_panel_actually_set_backlight] set backlight PWM = 996
>[ 4283.888288] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=993/1388
>[ 4283.888292] [drm:intel_panel_actually_set_backlight] set backlight PWM = 993
>[ 4283.898273] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=989/1388
>[ 4283.898276] [drm:intel_panel_actually_set_backlight] set backlight PWM = 989
>[ 4283.908379] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=986/1388
>[ 4283.908381] [drm:intel_panel_actually_set_backlight] set backlight PWM = 986
>[ 4283.918475] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=982/1388
>[ 4283.918477] [drm:intel_panel_actually_set_backlight] set backlight PWM = 982
>[ 4283.928559] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=979/1388
>[ 4283.928562] [drm:intel_panel_actually_set_backlight] set backlight PWM = 979
>[ 4283.938657] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=975/1388
>[ 4283.938659] [drm:intel_panel_actually_set_backlight] set backlight PWM = 975
>[ 4283.948792] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=972/1388
>[ 4283.948795] [drm:intel_panel_actually_set_backlight] set backlight PWM = 972
>[ 4283.958856] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=968/1388
>[ 4283.958858] [drm:intel_panel_actually_set_backlight] set backlight PWM = 968
>[ 4283.968936] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=965/1388
>[ 4283.968938] [drm:intel_panel_actually_set_backlight] set backlight PWM = 965
>[ 4283.979044] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=961/1388
>[ 4283.979047] [drm:intel_panel_actually_set_backlight] set backlight PWM = 961
>[ 4283.989122] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=958/1388
>[ 4283.989124] [drm:intel_panel_actually_set_backlight] set backlight PWM = 958
>[ 4283.999260] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=954/1388
>[ 4283.999265] [drm:intel_panel_actually_set_backlight] set backlight PWM = 954
>[ 4284.009329] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=951/1388
>[ 4284.009333] [drm:intel_panel_actually_set_backlight] set backlight PWM = 951
>[ 4284.019407] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=947/1388
>[ 4284.019410] [drm:intel_panel_actually_set_backlight] set backlight PWM = 947
>[ 4284.029479] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=944/1388
>[ 4284.029481] [drm:intel_panel_actually_set_backlight] set backlight PWM = 944
>[ 4284.039607] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=941/1388
>[ 4284.039611] [drm:intel_panel_actually_set_backlight] set backlight PWM = 941
>[ 4284.049739] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=937/1388
>[ 4284.049742] [drm:intel_panel_actually_set_backlight] set backlight PWM = 937
>[ 4284.059768] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=934/1388
>[ 4284.059770] [drm:intel_panel_actually_set_backlight] set backlight PWM = 934
>[ 4284.069847] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=930/1388
>[ 4284.069850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 930
>[ 4284.083953] [drm:intel_panel_get_backlight] get backlight PWM = 930
>[ 4284.102692] [drm:drm_mode_addfb] [FB:45]
>[ 4284.147813] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.147822] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4284.147828] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4284.148023] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4284.148190] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4284.148213] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4284.148219] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4284.148223] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4284.148228] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.148430] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4284.148435] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4284.148438] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4284.148443] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4284.148448] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4284.148451] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4284.148452] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4284.148456] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4284.148460] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4284.148464] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4284.148466] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4284.148638] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4284.148640] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4284.148643] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4284.148649] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4284.148652] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4284.148653] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4284.148823] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4284.148825] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4284.148827] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4284.149270] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=926/1388
>[ 4284.149274] [drm:intel_panel_actually_set_backlight] set backlight PWM = 926
>[ 4284.159412] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=923/1388
>[ 4284.159415] [drm:intel_panel_actually_set_backlight] set backlight PWM = 923
>[ 4284.169463] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=919/1388
>[ 4284.169466] [drm:intel_panel_actually_set_backlight] set backlight PWM = 919
>[ 4284.179657] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=916/1388
>[ 4284.179660] [drm:intel_panel_actually_set_backlight] set backlight PWM = 916
>[ 4284.189673] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=912/1388
>[ 4284.189675] [drm:intel_panel_actually_set_backlight] set backlight PWM = 912
>[ 4284.199778] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=909/1388
>[ 4284.199780] [drm:intel_panel_actually_set_backlight] set backlight PWM = 909
>[ 4284.209896] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=905/1388
>[ 4284.209899] [drm:intel_panel_actually_set_backlight] set backlight PWM = 905
>[ 4284.219954] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=902/1388
>[ 4284.219957] [drm:intel_panel_actually_set_backlight] set backlight PWM = 902
>[ 4284.230160] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=898/1388
>[ 4284.230164] [drm:intel_panel_actually_set_backlight] set backlight PWM = 898
>[ 4284.240188] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=895/1388
>[ 4284.240190] [drm:intel_panel_actually_set_backlight] set backlight PWM = 895
>[ 4284.250304] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=891/1388
>[ 4284.250307] [drm:intel_panel_actually_set_backlight] set backlight PWM = 891
>[ 4284.260413] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=888/1388
>[ 4284.260420] [drm:intel_panel_actually_set_backlight] set backlight PWM = 888
>[ 4284.270491] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=884/1388
>[ 4284.270494] [drm:intel_panel_actually_set_backlight] set backlight PWM = 884
>[ 4284.280582] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=881/1388
>[ 4284.280585] [drm:intel_panel_actually_set_backlight] set backlight PWM = 881
>[ 4284.290672] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=877/1388
>[ 4284.290675] [drm:intel_panel_actually_set_backlight] set backlight PWM = 877
>[ 4284.300750] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=874/1388
>[ 4284.300753] [drm:intel_panel_actually_set_backlight] set backlight PWM = 874
>[ 4284.310848] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=871/1388
>[ 4284.310851] [drm:intel_panel_actually_set_backlight] set backlight PWM = 871
>[ 4284.320912] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=867/1388
>[ 4284.320914] [drm:intel_panel_actually_set_backlight] set backlight PWM = 867
>[ 4284.330991] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=864/1388
>[ 4284.330993] [drm:intel_panel_actually_set_backlight] set backlight PWM = 864
>[ 4284.341096] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=860/1388
>[ 4284.341098] [drm:intel_panel_actually_set_backlight] set backlight PWM = 860
>[ 4284.355055] [drm:intel_panel_get_backlight] get backlight PWM = 860
>[ 4284.368087] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.368094] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4284.368099] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4284.368288] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4284.368453] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4284.368470] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4284.368474] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4284.368477] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4284.368485] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.368587] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4284.368589] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4284.368591] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4284.368595] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4284.368599] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4284.368601] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4284.368602] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4284.368606] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4284.368610] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4284.368612] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4284.368615] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4284.368790] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4284.368793] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4284.368796] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4284.368804] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4284.368806] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4284.368808] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4284.368976] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4284.368978] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4284.368980] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4284.369159] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=856/1388
>[ 4284.369162] [drm:intel_panel_actually_set_backlight] set backlight PWM = 856
>[ 4284.379271] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=853/1388
>[ 4284.379274] [drm:intel_panel_actually_set_backlight] set backlight PWM = 853
>[ 4284.389332] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=849/1388
>[ 4284.389335] [drm:intel_panel_actually_set_backlight] set backlight PWM = 849
>[ 4284.399423] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=846/1388
>[ 4284.399425] [drm:intel_panel_actually_set_backlight] set backlight PWM = 846
>[ 4284.409503] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=842/1388
>[ 4284.409506] [drm:intel_panel_actually_set_backlight] set backlight PWM = 842
>[ 4284.419640] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=839/1388
>[ 4284.419643] [drm:intel_panel_actually_set_backlight] set backlight PWM = 839
>[ 4284.429682] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=835/1388
>[ 4284.429684] [drm:intel_panel_actually_set_backlight] set backlight PWM = 835
>[ 4284.439874] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=832/1388
>[ 4284.439877] [drm:intel_panel_actually_set_backlight] set backlight PWM = 832
>[ 4284.449904] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=828/1388
>[ 4284.449906] [drm:intel_panel_actually_set_backlight] set backlight PWM = 828
>[ 4284.460000] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=825/1388
>[ 4284.460002] [drm:intel_panel_actually_set_backlight] set backlight PWM = 825
>[ 4284.470098] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=821/1388
>[ 4284.470103] [drm:intel_panel_actually_set_backlight] set backlight PWM = 821
>[ 4284.480219] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=818/1388
>[ 4284.480224] [drm:intel_panel_actually_set_backlight] set backlight PWM = 818
>[ 4284.490311] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=814/1388
>[ 4284.490314] [drm:intel_panel_actually_set_backlight] set backlight PWM = 814
>[ 4284.500400] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=811/1388
>[ 4284.500402] [drm:intel_panel_actually_set_backlight] set backlight PWM = 811
>[ 4284.510459] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=807/1388
>[ 4284.510461] [drm:intel_panel_actually_set_backlight] set backlight PWM = 807
>[ 4284.520573] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=804/1388
>[ 4284.520575] [drm:intel_panel_actually_set_backlight] set backlight PWM = 804
>[ 4284.530664] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=801/1388
>[ 4284.530666] [drm:intel_panel_actually_set_backlight] set backlight PWM = 801
>[ 4284.540745] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=797/1388
>[ 4284.540747] [drm:intel_panel_actually_set_backlight] set backlight PWM = 797
>[ 4284.550826] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=794/1388
>[ 4284.550829] [drm:intel_panel_actually_set_backlight] set backlight PWM = 794
>[ 4284.560910] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=790/1388
>[ 4284.560912] [drm:intel_panel_actually_set_backlight] set backlight PWM = 790
>[ 4284.576965] [drm:intel_panel_get_backlight] get backlight PWM = 790
>[ 4284.577374] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.577382] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4284.577391] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4284.577665] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4284.577981] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4284.578003] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4284.578009] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4284.578013] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4284.578022] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.578169] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4284.578172] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4284.578174] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4284.578179] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4284.578185] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4284.578187] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4284.578188] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4284.578192] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4284.578197] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4284.578199] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4284.578201] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4284.578373] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4284.578375] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4284.578378] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4284.578387] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4284.578389] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4284.578391] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4284.578554] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4284.578556] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4284.578558] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4284.578733] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=786/1388
>[ 4284.578736] [drm:intel_panel_actually_set_backlight] set backlight PWM = 786
>[ 4284.588834] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=783/1388
>[ 4284.588838] [drm:intel_panel_actually_set_backlight] set backlight PWM = 783
>[ 4284.598883] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=779/1388
>[ 4284.598888] [drm:intel_panel_actually_set_backlight] set backlight PWM = 779
>[ 4284.608944] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=776/1388
>[ 4284.608947] [drm:intel_panel_actually_set_backlight] set backlight PWM = 776
>[ 4284.619036] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=772/1388
>[ 4284.619039] [drm:intel_panel_actually_set_backlight] set backlight PWM = 772
>[ 4284.629122] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=769/1388
>[ 4284.629124] [drm:intel_panel_actually_set_backlight] set backlight PWM = 769
>[ 4284.639201] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=765/1388
>[ 4284.639204] [drm:intel_panel_actually_set_backlight] set backlight PWM = 765
>[ 4284.649285] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=762/1388
>[ 4284.649287] [drm:intel_panel_actually_set_backlight] set backlight PWM = 762
>[ 4284.659359] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=758/1388
>[ 4284.659362] [drm:intel_panel_actually_set_backlight] set backlight PWM = 758
>[ 4284.669480] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=755/1388
>[ 4284.669484] [drm:intel_panel_actually_set_backlight] set backlight PWM = 755
>[ 4284.679555] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=751/1388
>[ 4284.679558] [drm:intel_panel_actually_set_backlight] set backlight PWM = 751
>[ 4284.689641] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=748/1388
>[ 4284.689643] [drm:intel_panel_actually_set_backlight] set backlight PWM = 748
>[ 4284.699679] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=744/1388
>[ 4284.699681] [drm:intel_panel_actually_set_backlight] set backlight PWM = 744
>[ 4284.709764] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=741/1388
>[ 4284.709766] [drm:intel_panel_actually_set_backlight] set backlight PWM = 741
>[ 4284.719848] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=737/1388
>[ 4284.719850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 737
>[ 4284.729910] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=734/1388
>[ 4284.729912] [drm:intel_panel_actually_set_backlight] set backlight PWM = 734
>[ 4284.739989] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=731/1388
>[ 4284.739991] [drm:intel_panel_actually_set_backlight] set backlight PWM = 731
>[ 4284.750063] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=727/1388
>[ 4284.750065] [drm:intel_panel_actually_set_backlight] set backlight PWM = 727
>[ 4284.760152] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=724/1388
>[ 4284.760154] [drm:intel_panel_actually_set_backlight] set backlight PWM = 724
>[ 4284.770231] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=720/1388
>[ 4284.770233] [drm:intel_panel_actually_set_backlight] set backlight PWM = 720
>[ 4284.784454] [drm:intel_panel_get_backlight] get backlight PWM = 720
>[ 4284.789494] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.789500] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 4284.789505] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 4284.789712] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 4284.789896] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 4284.789928] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 4284.789936] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 4284.789939] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 4284.789951] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 4284.790101] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 4284.790106] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 4284.790109] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 4284.790115] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 4284.790121] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 4284.790122] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 4284.790123] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 4284.790126] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 4284.790129] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 4284.790130] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 4284.790132] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 4284.790305] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 4284.790310] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 4284.790312] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 4284.790323] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 4284.790326] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 4284.790328] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 4284.790496] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 4284.790498] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 4284.790499] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 4284.790671] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=716/1388
>[ 4284.790674] [drm:intel_panel_actually_set_backlight] set backlight PWM = 716
>[ 4284.800803] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=713/1388
>[ 4284.800807] [drm:intel_panel_actually_set_backlight] set backlight PWM = 713
>[ 4284.810887] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=709/1388
>[ 4284.810892] [drm:intel_panel_actually_set_backlight] set backlight PWM = 709
>[ 4284.820952] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=706/1388
>[ 4284.820954] [drm:intel_panel_actually_set_backlight] set backlight PWM = 706
>[ 4284.831051] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=702/1388
>[ 4284.831055] [drm:intel_panel_actually_set_backlight] set backlight PWM = 702
>[ 4284.841229] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=699/1388
>[ 4284.841231] [drm:intel_panel_actually_set_backlight] set backlight PWM = 699
>[ 4284.851284] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=695/1388
>[ 4284.851287] [drm:intel_panel_actually_set_backlight] set backlight PWM = 695
>[ 4284.861465] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=692/1388
>[ 4284.861468] [drm:intel_panel_actually_set_backlight] set backlight PWM = 692
>[ 4284.871564] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=688/1388
>[ 4284.871571] [drm:intel_panel_actually_set_backlight] set backlight PWM = 688
>[ 4284.881653] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=685/1388
>[ 4284.881657] [drm:intel_panel_actually_set_backlight] set backlight PWM = 685
>[ 4284.891687] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=681/1388
>[ 4284.891690] [drm:intel_panel_actually_set_backlight] set backlight PWM = 681
>[ 4284.901791] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=678/1388
>[ 4284.901793] [drm:intel_panel_actually_set_backlight] set backlight PWM = 678
>[ 4284.911857] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=674/1388
>[ 4284.911859] [drm:intel_panel_actually_set_backlight] set backlight PWM = 674
>[ 4284.921936] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=671/1388
>[ 4284.921938] [drm:intel_panel_actually_set_backlight] set backlight PWM = 671
>[ 4284.931995] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=667/1388
>[ 4284.931997] [drm:intel_panel_actually_set_backlight] set backlight PWM = 667
>[ 4284.942074] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=664/1388
>[ 4284.942076] [drm:intel_panel_actually_set_backlight] set backlight PWM = 664
>[ 4284.952162] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=661/1388
>[ 4284.952165] [drm:intel_panel_actually_set_backlight] set backlight PWM = 661
>[ 4284.962248] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=657/1388
>[ 4284.962250] [drm:intel_panel_actually_set_backlight] set backlight PWM = 657
>[ 4284.972360] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=654/1388
>[ 4284.972363] [drm:intel_panel_actually_set_backlight] set backlight PWM = 654
>[ 4284.982438] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=650/1388
>[ 4284.982441] [drm:intel_panel_actually_set_backlight] set backlight PWM = 650
>[ 4284.996236] [drm:intel_panel_get_backlight] get backlight PWM = 650
>[ 4285.784732] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 4285.784740] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 4285.784741] ------------[ cut here ]------------
>[ 4285.784752] WARNING: CPU: 0 PID: 4641 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 4285.784753] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 4285.784785]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 4285.784795] CPU: 0 PID: 4641 Comm: kworker/0:0 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 4285.784796] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 4285.784804] Workqueue: events edp_panel_vdd_work [i915]
>[ 4285.784805]  0000000000000000 00000000fb2fd1b0 ffff8801d8a0fd38 ffffffff815367d0
>[ 4285.784806]  0000000000000000 ffff8801d8a0fd70 ffffffff8107054d ffff8802624b002c
>[ 4285.784808]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 4285.784810] Call Trace:
>[ 4285.784813]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 4285.784817]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 4285.784819]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 4285.784823]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 4285.784829]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 4285.784834]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 4285.784837]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 4285.784839]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 4285.784841]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 4285.784843]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 4285.784844]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 4285.784846]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 4285.784848]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 4285.784849] ---[ end trace bfcfc188c82144f4 ]---
>[ 4328.591600] [drm:drm_mode_addfb] [FB:45]
>[ 4335.013670] [drm:drm_mode_addfb] [FB:45]
>[ 4360.287684] [drm:drm_mode_addfb] [FB:46]
>[ 4414.383484] [drm:drm_mode_addfb] [FB:41]
>[ 4431.154459] [drm:drm_mode_addfb] [FB:46]
>[ 4431.192195] [drm:drm_mode_addfb] [FB:48]
>[ 4434.993853] [drm:drm_mode_addfb] [FB:41]
>[ 4439.438928] [drm:drm_mode_addfb] [FB:45]
>[ 4443.613229] [drm:drm_mode_addfb] [FB:41]
>[ 4453.826608] [drm:drm_mode_addfb] [FB:41]
>[ 4464.482344] [drm:drm_mode_addfb] [FB:45]
>[ 4474.496523] [drm:drm_mode_addfb] [FB:46]
>[ 4481.015905] [drm:drm_mode_addfb] [FB:48]
>[ 4483.650702] [drm:drm_mode_addfb] [FB:45]
>[ 4494.344511] [drm:drm_mode_addfb] [FB:41]
>[ 4504.088221] [drm:drm_mode_addfb] [FB:46]
>[ 4540.742555] [drm:drm_mode_addfb] [FB:45]
>[ 4548.982202] [drm:drm_mode_addfb] [FB:46]
>[ 4560.000089] [drm:drm_mode_addfb] [FB:41]
>[ 4582.929867] [drm:drm_mode_addfb] [FB:45]
>[ 4592.865512] [drm:drm_mode_addfb] [FB:41]
>[ 4593.355754] [drm:drm_mode_addfb] [FB:48]
>[ 4602.866367] [drm:drm_mode_addfb] [FB:41]
>[ 4602.870186] [drm:drm_mode_addfb] [FB:45]
>[ 4615.784591] [drm:drm_mode_addfb] [FB:45]
>[ 4619.342596] [drm:drm_mode_addfb] [FB:48]
>[ 4638.654745] [drm:drm_mode_addfb] [FB:45]
>[ 4640.574906] [drm:drm_mode_addfb] [FB:48]
>[ 4643.799139] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4646.147297] [drm:drm_mode_addfb] [FB:45]
>[ 4646.808491] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 4646.906692] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4647.027657] [drm:drm_mode_addfb] [FB:46]
>[ 4649.984846] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4651.094149] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4651.844996] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4652.608534] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4653.647791] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4654.509593] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4655.264648] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4656.116228] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4656.779192] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4657.360403] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4658.181799] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4658.963174] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4660.280644] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4660.302868] [drm:drm_mode_addfb] [FB:41]
>[ 4660.305991] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4666.181871] [drm:drm_mode_addfb] [FB:41]
>[ 4669.372662] [drm:i915_gem_context_create_ioctl] HW context 7 created
>[ 4673.699246] [drm:i915_gem_context_destroy_ioctl] HW context 7 destroyed
>[ 4673.707602] [drm:drm_mode_addfb] [FB:46]
>[ 4678.797155] [drm:drm_mode_addfb] [FB:45]
>[ 4678.801200] [drm:drm_mode_addfb] [FB:46]
>[ 4682.142799] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4682.145859] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4686.520996] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4686.531337] [drm:drm_mode_addfb] [FB:46]
>[ 4686.538288] [drm:drm_mode_addfb] [FB:48]
>[ 4686.543610] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4691.131692] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4691.134535] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4696.206590] [drm:drm_mode_addfb] [FB:46]
>[ 4697.583870] [drm:drm_mode_addfb] [FB:48]
>[ 4704.821671] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4704.844335] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4707.893255] [drm:drm_mode_addfb] [FB:41]
>[ 4716.604126] [drm:drm_mode_addfb] [FB:41]
>[ 4716.604137] [drm:i915_gem_context_create_ioctl] HW context 7 created
>[ 4716.609113] [drm:drm_mode_addfb] [FB:48]
>[ 4720.767729] [drm:i915_gem_context_destroy_ioctl] HW context 7 destroyed
>[ 4726.070068] [drm:drm_mode_addfb] [FB:41]
>[ 4726.593330] [drm:drm_mode_addfb] [FB:48]
>[ 4735.883486] [drm:drm_mode_addfb] [FB:46]
>[ 4739.819877] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4739.822945] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4743.217651] [drm:drm_mode_addfb] [FB:48]
>[ 4745.897255] [drm:drm_mode_addfb] [FB:41]
>[ 4748.780916] [drm:drm_mode_addfb] [FB:46]
>[ 4757.503491] [drm:drm_mode_addfb] [FB:46]
>[ 4767.194726] [drm:drm_mode_addfb] [FB:45]
>[ 4767.206397] [drm:drm_mode_addfb] [FB:48]
>[ 4768.931904] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4768.950806] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4773.729557] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4773.742046] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4784.673446] [drm:drm_mode_addfb] [FB:45]
>[ 4786.450922] [drm:drm_mode_addfb] [FB:48]
>[ 4790.417902] [drm:drm_mode_addfb] [FB:45]
>[ 4790.497983] [drm:drm_mode_addfb] [FB:46]
>[ 4792.117499] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 4796.102704] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4797.539870] [drm:drm_mode_addfb] [FB:45]
>[ 4797.696848] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4798.771993] [drm:drm_mode_addfb] [FB:46]
>[ 4800.335794] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 4800.359607] [drm:i915_gem_context_create_ioctl] HW context 7 created
>[ 4800.731927] [drm:i915_gem_context_destroy_ioctl] HW context 7 destroyed
>[ 4800.734146] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 4807.571858] [drm:drm_mode_addfb] [FB:41]
>[ 4807.787782] [drm:drm_mode_addfb] [FB:46]
>[ 4821.878456] [drm:drm_mode_addfb] [FB:41]
>[ 4828.601246] [drm:drm_mode_addfb] [FB:41]
>[ 4829.107794] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 4842.908703] [drm:drm_mode_addfb] [FB:41]
>[ 4921.900853] [drm:drm_mode_addfb] [FB:45]
>[ 4924.030967] [drm:drm_mode_addfb] [FB:48]
>[ 4930.706787] [drm:drm_mode_addfb] [FB:45]
>[ 4931.791042] [drm:drm_mode_addfb] [FB:48]
>[ 4940.863463] [drm:drm_mode_addfb] [FB:41]
>[ 4979.044396] [drm:drm_mode_addfb] [FB:45]
>[ 4984.841095] [drm:drm_mode_addfb] [FB:45]
>[ 5007.149628] [drm:drm_mode_addfb] [FB:45]
>[ 5019.003448] [drm:drm_mode_addfb] [FB:41]
>[ 5037.616310] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5037.624373] [drm:drm_mode_addfb] [FB:46]
>[ 5037.637203] [drm:drm_mode_addfb] [FB:48]
>[ 5039.977144] [drm:drm_mode_addfb] [FB:41]
>[ 5039.982844] [drm:drm_mode_addfb] [FB:45]
>[ 5052.211779] [drm:drm_mode_addfb] [FB:46]
>[ 5099.527133] [drm:drm_mode_addfb] [FB:41]
>[ 5099.922066] [drm:drm_mode_addfb] [FB:48]
>[ 5101.218175] [drm:drm_mode_addfb] [FB:45]
>[ 5111.667970] [drm:drm_mode_addfb] [FB:45]
>[ 5121.319062] [drm:drm_mode_addfb] [FB:45]
>[ 5128.165598] [drm:drm_mode_addfb] [FB:46]
>[ 5129.601993] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 5131.537012] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5131.550308] [drm:drm_mode_addfb] [FB:46]
>[ 5131.596995] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 5131.762037] [drm:drm_mode_addfb] [FB:48]
>[ 5133.697993] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 5133.715951] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 5134.139128] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 5134.157488] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 5141.660845] [drm:drm_mode_addfb] [FB:41]
>[ 5141.687579] [drm:drm_mode_addfb] [FB:45]
>[ 5148.022150] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 5148.246407] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 5151.823949] [drm:drm_mode_addfb] [FB:45]
>[ 5157.752752] [drm:drm_mode_addfb] [FB:46]
>[ 5161.947320] [drm:drm_mode_addfb] [FB:45]
>[ 5165.993117] [drm:drm_mode_addfb] [FB:48]
>[ 5175.944132] [drm:drm_mode_addfb] [FB:41]
>[ 5177.266035] [drm:drm_mode_addfb] [FB:48]
>[ 5179.009950] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 5179.034360] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 5179.366515] [drm:i915_gem_context_destroy_ioctl] HW context 4 destroyed
>[ 5179.384958] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 5181.841693] [drm:drm_mode_addfb] [FB:45]
>[ 5182.321298] [drm:drm_mode_addfb] [FB:46]
>[ 5182.893898] [drm:i915_gem_context_create_ioctl] HW context 4 created
>[ 5192.058406] [drm:drm_mode_addfb] [FB:45]
>[ 5198.555441] [drm:drm_mode_addfb] [FB:46]
>[ 5198.593414] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 5199.223051] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5201.861052] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5201.902016] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 5201.993205] [drm:drm_mode_addfb] [FB:41]
>[ 5202.005458] [drm:drm_mode_addfb] [FB:48]
>[ 5203.598481] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5204.772121] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5206.884489] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 5207.052034] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5211.937678] [drm:drm_mode_addfb] [FB:45]
>[ 5212.446234] [drm:drm_mode_addfb] [FB:46]
>[ 5224.653905] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5224.725847] [drm:drm_mode_addfb] [FB:45]
>[ 5227.022738] [drm:i915_gem_context_create_ioctl] HW context 7 created
>[ 5227.032251] [drm:drm_mode_addfb] [FB:48]
>[ 5227.068779] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5228.741330] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5228.758526] [drm:i915_gem_context_create_ioctl] HW context 8 created
>[ 5229.152549] [drm:i915_gem_context_destroy_ioctl] HW context 8 destroyed
>[ 5229.204067] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5233.257382] [drm:drm_mode_addfb] [FB:41]
>[ 5233.273565] [drm:drm_mode_addfb] [FB:48]
>[ 5246.225351] [drm:drm_mode_addfb] [FB:41]
>[ 5298.814170] [drm:drm_mode_addfb] [FB:41]
>[ 5318.433202] [drm:drm_mode_addfb] [FB:45]
>[ 5321.129048] [drm:drm_mode_addfb] [FB:45]
>[ 5335.598049] [drm:drm_mode_addfb] [FB:46]
>[ 5346.246999] [drm:drm_mode_addfb] [FB:45]
>[ 5351.335359] [drm:drm_mode_addfb] [FB:41]
>[ 5388.394903] [drm:drm_mode_addfb] [FB:41]
>[ 5401.169481] [drm:drm_mode_addfb] [FB:41]
>[ 5405.389035] [drm:drm_mode_addfb] [FB:48]
>[ 5409.172164] [drm:drm_mode_addfb] [FB:41]
>[ 5409.181104] [drm:drm_mode_addfb] [FB:46]
>[ 5410.139745] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5412.911105] [drm:i915_gem_context_create_ioctl] HW context 8 created
>[ 5412.962261] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5416.314496] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 5418.676104] [drm:drm_mode_addfb] [FB:41]
>[ 5418.848592] [drm:drm_mode_addfb] [FB:48]
>[ 5438.758137] [drm:drm_mode_addfb] [FB:45]
>[ 5438.836465] [drm:drm_mode_addfb] [FB:48]
>[ 5447.802507] CPU0: Core temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.802508] CPU2: Core temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.802513] CPU2: Package temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.802536] CPU0: Package temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.802548] CPU1: Package temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.802549] CPU3: Package temperature above threshold, cpu clock throttled (total events = 1)
>[ 5447.804507] CPU0: Core temperature/speed normal
>[ 5447.804507] CPU2: Core temperature/speed normal
>[ 5447.804511] CPU1: Package temperature/speed normal
>[ 5447.804512] CPU3: Package temperature/speed normal
>[ 5447.804519] CPU2: Package temperature/speed normal
>[ 5447.804526] CPU0: Package temperature/speed normal
>[ 5448.806750] [drm:drm_mode_addfb] [FB:41]
>[ 5454.974717] [drm:drm_mode_addfb] [FB:46]
>[ 5458.684768] [drm:drm_mode_addfb] [FB:41]
>[ 5458.723972] [drm:drm_mode_addfb] [FB:46]
>[ 5468.687522] [drm:drm_mode_addfb] [FB:48]
>[ 5468.818305] [drm:i915_gem_context_destroy_ioctl] HW context 8 destroyed
>[ 5468.832117] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 5470.470971] [drm:i915_gem_context_destroy_ioctl] HW context 7 destroyed
>[ 5471.538691] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 5478.697717] [drm:drm_mode_addfb] [FB:41]
>[ 5480.548214] [drm:drm_mode_addfb] [FB:45]
>[ 5492.059889] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 5492.059899] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 5492.059904] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 5492.059910] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 5492.059916] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 5492.060085] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 5492.060245] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 5492.060263] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 5492.060266] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 5492.060269] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 5492.060273] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 5492.060379] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 5492.060381] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 5492.060382] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 5492.060386] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 5492.060391] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 5492.060392] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 5492.060394] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 5492.060398] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 5492.060401] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 5492.060403] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 5492.060405] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 5492.060582] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 5492.060586] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 5492.060588] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 5492.060597] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 5492.060599] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 5492.060600] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 5492.060774] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 5492.060775] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 5492.060777] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 5492.060970] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=646/1388
>[ 5492.060973] [drm:intel_panel_actually_set_backlight] set backlight PWM = 646
>[ 5492.071136] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=643/1388
>[ 5492.071144] [drm:intel_panel_actually_set_backlight] set backlight PWM = 643
>[ 5492.081152] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=639/1388
>[ 5492.081155] [drm:intel_panel_actually_set_backlight] set backlight PWM = 639
>[ 5492.091249] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=636/1388
>[ 5492.091252] [drm:intel_panel_actually_set_backlight] set backlight PWM = 636
>[ 5492.101316] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=632/1388
>[ 5492.101319] [drm:intel_panel_actually_set_backlight] set backlight PWM = 632
>[ 5492.111404] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=629/1388
>[ 5492.111407] [drm:intel_panel_actually_set_backlight] set backlight PWM = 629
>[ 5492.121482] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=625/1388
>[ 5492.121485] [drm:intel_panel_actually_set_backlight] set backlight PWM = 625
>[ 5492.131548] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=622/1388
>[ 5492.131550] [drm:intel_panel_actually_set_backlight] set backlight PWM = 622
>[ 5492.141654] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=618/1388
>[ 5492.141657] [drm:intel_panel_actually_set_backlight] set backlight PWM = 618
>[ 5492.151735] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=615/1388
>[ 5492.151741] [drm:intel_panel_actually_set_backlight] set backlight PWM = 615
>[ 5492.161824] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=611/1388
>[ 5492.161829] [drm:intel_panel_actually_set_backlight] set backlight PWM = 611
>[ 5492.171881] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=608/1388
>[ 5492.171885] [drm:intel_panel_actually_set_backlight] set backlight PWM = 608
>[ 5492.181954] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=604/1388
>[ 5492.181957] [drm:intel_panel_actually_set_backlight] set backlight PWM = 604
>[ 5492.192023] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=601/1388
>[ 5492.192026] [drm:intel_panel_actually_set_backlight] set backlight PWM = 601
>[ 5492.202149] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=597/1388
>[ 5492.202152] [drm:intel_panel_actually_set_backlight] set backlight PWM = 597
>[ 5492.212228] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=594/1388
>[ 5492.212232] [drm:intel_panel_actually_set_backlight] set backlight PWM = 594
>[ 5492.222309] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=591/1388
>[ 5492.222314] [drm:intel_panel_actually_set_backlight] set backlight PWM = 591
>[ 5492.232379] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=587/1388
>[ 5492.232382] [drm:intel_panel_actually_set_backlight] set backlight PWM = 587
>[ 5492.242452] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=584/1388
>[ 5492.242456] [drm:intel_panel_actually_set_backlight] set backlight PWM = 584
>[ 5492.252523] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=580/1388
>[ 5492.252527] [drm:intel_panel_actually_set_backlight] set backlight PWM = 580
>[ 5492.266537] [drm:intel_panel_get_backlight] get backlight PWM = 580
>[ 5492.293291] [drm:drm_mode_addfb] [FB:41]
>[ 5495.067633] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 5495.067642] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 5495.067643] ------------[ cut here ]------------
>[ 5495.067654] WARNING: CPU: 2 PID: 40 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 5495.067655] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 5495.067686]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 5495.067697] CPU: 2 PID: 40 Comm: kworker/2:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 5495.067698] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 5495.067705] Workqueue: events edp_panel_vdd_work [i915]
>[ 5495.067706]  0000000000000000 000000002bbd79e8 ffff880263227d38 ffffffff815367d0
>[ 5495.067708]  0000000000000000 ffff880263227d70 ffffffff8107054d ffff8802624b002c
>[ 5495.067709]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 5495.067711] Call Trace:
>[ 5495.067715]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 5495.067718]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 5495.067719]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 5495.067724]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 5495.067729]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 5495.067734]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 5495.067737]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 5495.067739]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 5495.067740]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 5495.067742]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 5495.067743]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 5495.067746]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 5495.067747]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 5495.067748] ---[ end trace bfcfc188c82144f5 ]---
>[ 5521.491057] [drm:drm_mode_addfb] [FB:46]
>[ 5560.353793] [drm:drm_mode_addfb] [FB:45]
>[ 5569.463360] [drm:drm_mode_addfb] [FB:41]
>[ 5573.276321] [drm:drm_mode_addfb] [FB:45]
>[ 5605.309814] [drm:drm_mode_addfb] [FB:41]
>[ 5606.388355] mce: [Hardware Error]: Machine check events logged
>[ 5620.712742] [drm:drm_mode_addfb] [FB:45]
>[ 5792.419535] [drm:drm_mode_addfb] [FB:45]
>[ 5897.514101] [drm:drm_mode_addfb] [FB:46]
>[ 5925.288684] [drm:drm_mode_addfb] [FB:41]
>[ 5957.967628] [drm:drm_mode_addfb] [FB:45]
>[ 5981.299874] [drm:drm_mode_addfb] [FB:45]
>[ 5999.617566] [drm:drm_mode_addfb] [FB:46]
>[ 6030.660116] [drm:drm_mode_addfb] [FB:46]
>[ 6056.716245] [drm:drm_mode_addfb] [FB:46]
>[ 6093.737456] [drm:drm_mode_addfb] [FB:46]
>[ 6134.788932] [drm:drm_mode_addfb] [FB:41]
>[ 6162.192081] [drm:drm_mode_addfb] [FB:41]
>[ 6183.397057] [drm:drm_mode_addfb] [FB:46]
>[ 6216.243423] [drm:drm_mode_addfb] [FB:45]
>[ 6252.507099] [drm:drm_mode_addfb] [FB:46]
>[ 6310.805422] [drm:drm_mode_addfb] [FB:41]
>[ 6349.920676] [drm:drm_mode_addfb] [FB:41]
>[ 6360.632625] [drm:drm_mode_addfb] [FB:45]
>[ 6374.824267] [drm:drm_mode_addfb] [FB:45]
>[ 6374.831662] [drm:drm_mode_addfb] [FB:48]
>[ 6380.828424] [drm:drm_mode_addfb] [FB:41]
>[ 6388.186777] [drm:drm_mode_addfb] [FB:45]
>[ 6391.851564] [drm:drm_mode_addfb] [FB:45]
>[ 6452.724597] [drm:drm_mode_addfb] [FB:46]
>[ 6452.735529] [drm:drm_mode_addfb] [FB:48]
>[ 6464.313103] [drm:drm_mode_addfb] [FB:41]
>[ 6483.636571] [drm:drm_mode_addfb] [FB:45]
>[ 6500.877641] [drm:drm_mode_addfb] [FB:41]
>[ 6513.105965] [drm:drm_mode_addfb] [FB:41]
>[ 6513.815638] [drm:drm_mode_addfb] [FB:45]
>[ 6541.226046] [drm:drm_mode_addfb] [FB:46]
>[ 6562.069727] [drm:drm_mode_addfb] [FB:41]
>[ 6566.995610] [drm:drm_mode_addfb] [FB:41]
>[ 6578.465930] [drm:drm_mode_addfb] [FB:45]
>[ 6578.481404] [drm:drm_mode_addfb] [FB:48]
>[ 6590.168040] [drm:drm_mode_addfb] [FB:41]
>[ 6590.674272] [drm:drm_mode_addfb] [FB:45]
>[ 6597.809035] [drm:drm_mode_addfb] [FB:46]
>[ 6597.818034] [drm:drm_mode_addfb] [FB:48]
>[ 6618.439968] [drm:drm_mode_addfb] [FB:45]
>[ 6618.446673] [drm:drm_mode_addfb] [FB:48]
>[ 6620.114387] [drm:drm_mode_addfb] [FB:45]
>[ 6620.117142] [drm:drm_mode_addfb] [FB:48]
>[ 6634.092238] [drm:drm_mode_addfb] [FB:41]
>[ 6653.966678] [drm:drm_mode_addfb] [FB:41]
>[ 6664.178112] [drm:drm_mode_addfb] [FB:41]
>[ 6671.748708] [drm:drm_mode_addfb] [FB:46]
>[ 6671.763822] [drm:drm_mode_addfb] [FB:48]
>[ 6682.547426] [drm:drm_mode_addfb] [FB:46]
>[ 6696.980629] [drm:drm_mode_addfb] [FB:46]
>[ 6698.772733] [drm:drm_mode_addfb] [FB:48]
>[ 6704.156996] [drm:drm_mode_addfb] [FB:46]
>[ 6737.597537] cfg80211: Calling CRDA to update world regulatory domain
>[ 6737.597576] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready
>[ 6737.633892] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready
>[ 6737.644830] PM: Syncing filesystems ... 
>[ 6737.691874] [drm:i915_gem_open] 
>[ 6737.705730] [drm:intel_crtc_cursor_set_obj] cursor off
>[ 6737.711629] [drm:drm_mode_addfb] [FB:45]
>[ 6737.720661] [drm:drm_mode_addfb] [FB:48]
>[ 6738.361417] done.
>[ 6738.361421] PM: Preparing system for mem sleep
>[ 6738.361516] Freezing user space processes ... (elapsed 0.001 seconds) done.
>[ 6738.362910] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
>[ 6738.363992] PM: Entering mem sleep
>[ 6738.364014] Suspending console(s) (use no_console_suspend to debug)
>[ 6738.364295] sd 0:0:0:0: [sda] Synchronizing SCSI cache
>[ 6738.364509] [drm:intel_display_power_get] enabling display
>[ 6738.364511] [drm:hsw_set_power_well] Enabling power well
>[ 6738.378093] sd 0:0:0:0: [sda] Stopping disk
>[ 6738.390856] [drm:intel_edp_backlight_off] 
>[ 6738.644313] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[ 6738.657647] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 6738.657653] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 6738.657834] [drm:intel_edp_panel_off] Turn eDP power off
>[ 6738.657837] [drm:wait_panel_off] Wait for panel power off time
>[ 6738.657840] [drm:wait_panel_status] mask b0000000 value 00000000 status 80000008 control abcd0000
>[ 6738.737673] [drm:wait_panel_status] Wait complete
>[ 6738.737675] ------------[ cut here ]------------
>[ 6738.737686] WARNING: CPU: 0 PID: 12380 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6738.737710] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6738.737718]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6738.737720] CPU: 0 PID: 12380 Comm: kworker/u16:18 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6738.737720] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6738.737724] Workqueue: events_unbound async_run_entry_fn
>[ 6738.737725]  0000000000000000 00000000d43c56db ffff880175c0fb60 ffffffff815367d0
>[ 6738.737726]  0000000000000000 ffff880175c0fb98 ffffffff8107054d ffff8802624b002c
>[ 6738.737727]  000000000000000b ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 6738.737728] Call Trace:
>[ 6738.737731]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6738.737733]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6738.737735]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6738.737739]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6738.737746]  [<ffffffffa0c379bb>] intel_edp_panel_off+0xdb/0x170 [i915]
>[ 6738.737751]  [<ffffffffa0c30014>] intel_ddi_post_disable+0xe4/0x150 [i915]
>[ 6738.737757]  [<ffffffffa0c1c657>] haswell_crtc_disable+0x127/0x330 [i915]
>[ 6738.737763]  [<ffffffffa0c14b59>] intel_crtc_control+0x49/0x100 [i915]
>[ 6738.737766]  [<ffffffffa0bbba9a>] i915_drm_freeze+0xaa/0x1f0 [i915]
>[ 6738.737769]  [<ffffffffa0bbbd2f>] i915_pm_suspend+0x2f/0x50 [i915]
>[ 6738.737772]  [<ffffffff812e78e6>] pci_pm_suspend+0x76/0x160
>[ 6738.737774]  [<ffffffff812e7870>] ? pci_pm_freeze+0xf0/0xf0
>[ 6738.737777]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 6738.737779]  [<ffffffff813b914e>] __device_suspend+0x10e/0x340
>[ 6738.737781]  [<ffffffff8109b55f>] ? try_to_wake_up+0x1ff/0x380
>[ 6738.737783]  [<ffffffff813b939f>] async_suspend+0x1f/0xa0
>[ 6738.737784]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 6738.737786]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 6738.737787]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 6738.737789]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 6738.737790]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 6738.737791]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6738.737793]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 6738.737794]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6738.737794] ---[ end trace bfcfc188c82144f6 ]---
>[ 6738.737801] [drm:intel_update_fbc] no output, disabling
>[ 6738.737802] [drm:intel_display_power_put] disabling always-on
>[ 6738.737803] ------------[ cut here ]------------
>[ 6738.737807] WARNING: CPU: 0 PID: 12380 at drivers/gpu/drm/i915/intel_pm.c:6321 intel_display_power_put+0xf9/0x160 [i915]()
>[ 6738.737822] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6738.737827]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6738.737828] CPU: 0 PID: 12380 Comm: kworker/u16:18 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6738.737828] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6738.737829] Workqueue: events_unbound async_run_entry_fn
>[ 6738.737830]  0000000000000000 00000000d43c56db ffff880175c0fc18 ffffffff815367d0
>[ 6738.737831]  0000000000000000 ffff880175c0fc50 ffffffff8107054d ffffffffa0c80800
>[ 6738.737832]  0000000000000800 ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 6738.737833] Call Trace:
>[ 6738.737834]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6738.737835]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6738.737836]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6738.737840]  [<ffffffffa0bc8269>] intel_display_power_put+0xf9/0x160 [i915]
>[ 6738.737845]  [<ffffffffa0c14b93>] intel_crtc_control+0x83/0x100 [i915]
>[ 6738.737848]  [<ffffffffa0bbba9a>] i915_drm_freeze+0xaa/0x1f0 [i915]
>[ 6738.737851]  [<ffffffffa0bbbd2f>] i915_pm_suspend+0x2f/0x50 [i915]
>[ 6738.737853]  [<ffffffff812e78e6>] pci_pm_suspend+0x76/0x160
>[ 6738.737854]  [<ffffffff812e7870>] ? pci_pm_freeze+0xf0/0xf0
>[ 6738.737856]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 6738.737857]  [<ffffffff813b914e>] __device_suspend+0x10e/0x340
>[ 6738.737858]  [<ffffffff8109b55f>] ? try_to_wake_up+0x1ff/0x380
>[ 6738.737860]  [<ffffffff813b939f>] async_suspend+0x1f/0xa0
>[ 6738.737861]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 6738.737863]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 6738.737864]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 6738.737865]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 6738.737866]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 6738.737867]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6738.737868]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 6738.737869]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6738.737870] ---[ end trace bfcfc188c82144f7 ]---
>[ 6738.739054] [drm:intel_display_power_put] disabling display
>[ 6738.739056] [drm:hsw_set_power_well] Requesting to disable the power well
>[ 6738.739103] PM: suspend of devices complete after 374.862 msecs
>[ 6738.739291] [drm:hsw_enable_pc8] Enabling package C8+
>[ 6738.777712] PM: late suspend of devices complete after 38.591 msecs
>[ 6738.778355] xhci_hcd 0000:00:14.0: System wakeup enabled by ACPI
>[ 6738.791050] PM: noirq suspend of devices complete after 13.330 msecs
>[ 6738.791240] ACPI: Preparing to enter system sleep state S3
>[ 6741.668713] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 6741.668721] [drm:hsw_unclaimed_reg_detect] *ERROR* Unclaimed register detected. Please use the i915.mmio_debug=1 to debug this problem.
>[ 6741.668721] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0xffffffff PP_CONTROL: 0xffffffff
>[ 6772.136752] PM: Saving platform NVS memory
>[ 6772.136755] Disabling non-boot CPUs ...
>[ 6772.136811] intel_pstate CPU 1 exiting
>[ 6772.138104] kvm: disabling virtualization on CPU1
>[ 6772.239908] smpboot: CPU 1 is now offline
>[ 6772.240225] intel_pstate CPU 2 exiting
>[ 6772.241404] kvm: disabling virtualization on CPU2
>[ 6772.343277] smpboot: CPU 2 is now offline
>[ 6772.343509] intel_pstate CPU 3 exiting
>[ 6772.344808] kvm: disabling virtualization on CPU3
>[ 6772.446649] smpboot: CPU 3 is now offline
>[ 6772.449159] ACPI: Low-level resume complete
>[ 6772.449227] PM: Restoring platform NVS memory
>[ 6772.449640] Enabling non-boot CPUs ...
>[ 6772.449691] x86: Booting SMP configuration:
>[ 6772.449693] smpboot: Booting Node 0 Processor 1 APIC 0x2
>[ 6772.462382] CPU1 microcode updated early to revision 0x1c, date = 2014-07-03
>[ 6772.466165] kvm: enabling virtualization on CPU1
>[ 6772.470483] CPU1 is up
>[ 6772.472988] smpboot: Booting Node 0 Processor 2 APIC 0x1
>[ 6772.484227] CPU2 microcode updated early to revision 0x1c, date = 2014-07-03
>[ 6772.485104] kvm: enabling virtualization on CPU2
>[ 6772.514248] CPU2 is up
>[ 6772.514273] smpboot: Booting Node 0 Processor 3 APIC 0x3
>[ 6772.526502] kvm: enabling virtualization on CPU3
>[ 6772.529229] CPU3 is up
>[ 6772.532126] ACPI: Waking up from system sleep state S3
>[ 6774.563476] xhci_hcd 0000:00:14.0: System wakeup disabled by ACPI
>[ 6774.596422] PM: noirq resume of devices complete after 33.075 msecs
>[ 6774.596473] [drm:hsw_disable_pc8] Disabling package C8+
>[ 6774.616542] [drm:intel_display_power_get] enabling display
>[ 6774.616636] PM: early resume of devices complete after 20.175 msecs
>[ 6774.616802] mei_me 0000:00:16.0: irq 50 for MSI/MSI-X
>[ 6774.616849] snd_hda_intel 0000:00:03.0: irq 52 for MSI/MSI-X
>[ 6774.617053] snd_hda_intel 0000:00:1b.0: irq 53 for MSI/MSI-X
>[ 6774.618471] rtc_cmos 00:02: System wakeup disabled by ACPI
>[ 6774.628736] [drm:intel_opregion_setup] graphic opregion physical addr: 0x8ad18190
>[ 6774.628757] [drm:intel_opregion_setup] Public ACPI methods supported
>[ 6774.628758] [drm:intel_opregion_setup] SWSCI supported
>[ 6774.629742] sd 0:0:0:0: [sda] Starting disk
>[ 6774.639693] [drm:swsci_setup] SWSCI GBDA callbacks 00040001, SBCB callbacks 00200001
>[ 6774.639694] [drm:intel_opregion_setup] ASLE supported
>[ 6774.659723] [drm:init_status_page] render ring hws offset: 0x7fff0000
>[ 6774.666383] [drm:init_status_page] bsd ring hws offset: 0x00fd2000
>[ 6774.666399] [drm:init_status_page] blitter ring hws offset: 0x00ff3000
>[ 6774.666413] [drm:init_status_page] video enhancement ring hws offset: 0x01014000
>[ 6774.666612] [drm:intel_modeset_readout_hw_state] [CRTC:7] hw state readout: disabled
>[ 6774.666613] [drm:intel_modeset_readout_hw_state] [CRTC:11] hw state readout: disabled
>[ 6774.666614] [drm:intel_modeset_readout_hw_state] [CRTC:15] hw state readout: disabled
>[ 6774.666616] [drm:intel_modeset_readout_hw_state] WRPLL 1 hw state readout: refcount 0, on 0
>[ 6774.666617] [drm:intel_modeset_readout_hw_state] WRPLL 2 hw state readout: refcount 0, on 0
>[ 6774.666618] [drm:intel_modeset_readout_hw_state] [ENCODER:17:TMDS-17] hw state readout: disabled, pipe A
>[ 6774.666620] [drm:intel_modeset_readout_hw_state] [ENCODER:25:TMDS-25] hw state readout: disabled, pipe A
>[ 6774.666621] [drm:intel_modeset_readout_hw_state] [ENCODER:27:DP MST-27] hw state readout: disabled, pipe A
>[ 6774.666621] [drm:intel_modeset_readout_hw_state] [ENCODER:28:DP MST-28] hw state readout: disabled, pipe B
>[ 6774.666622] [drm:intel_modeset_readout_hw_state] [ENCODER:29:DP MST-29] hw state readout: disabled, pipe C
>[ 6774.666623] [drm:intel_modeset_readout_hw_state] [ENCODER:32:TMDS-32] hw state readout: disabled, pipe A
>[ 6774.666624] [drm:intel_modeset_readout_hw_state] [ENCODER:34:DP MST-34] hw state readout: disabled, pipe A
>[ 6774.666625] [drm:intel_modeset_readout_hw_state] [ENCODER:35:DP MST-35] hw state readout: disabled, pipe B
>[ 6774.666626] [drm:intel_modeset_readout_hw_state] [ENCODER:36:DP MST-36] hw state readout: disabled, pipe C
>[ 6774.666628] [drm:intel_modeset_readout_hw_state] [CONNECTOR:18:eDP-1] hw state readout: disabled
>[ 6774.666629] [drm:intel_modeset_readout_hw_state] [CONNECTOR:26:DP-1] hw state readout: disabled
>[ 6774.666630] [drm:intel_modeset_readout_hw_state] [CONNECTOR:30:HDMI-A-1] hw state readout: disabled
>[ 6774.666631] [drm:intel_modeset_readout_hw_state] [CONNECTOR:33:DP-2] hw state readout: disabled
>[ 6774.666632] [drm:intel_modeset_readout_hw_state] [CONNECTOR:37:HDMI-A-2] hw state readout: disabled
>[ 6774.666634] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe A
>[ 6774.666635] [drm:i915_get_vblank_timestamp] crtc 0 is disabled
>[ 6774.666636] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe A
>[ 6774.666638] [drm:intel_dump_pipe_config] [CRTC:7][setup_hw_state] config for pipe A
>[ 6774.666638] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 6774.666639] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 6774.666640] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666641] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666642] [drm:intel_dump_pipe_config] requested mode:
>[ 6774.666644] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666644] [drm:intel_dump_pipe_config] adjusted mode:
>[ 6774.666646] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666647] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 6774.666648] [drm:intel_dump_pipe_config] port clock: 0
>[ 6774.666648] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 6774.666649] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 6774.666650] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 6774.666650] [drm:intel_dump_pipe_config] ips: 0
>[ 6774.666651] [drm:intel_dump_pipe_config] double wide: 0
>[ 6774.666685] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe B
>[ 6774.666686] [drm:i915_get_vblank_timestamp] crtc 1 is disabled
>[ 6774.666686] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe B
>[ 6774.666687] [drm:intel_dump_pipe_config] [CRTC:11][setup_hw_state] config for pipe B
>[ 6774.666687] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[ 6774.666688] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 6774.666689] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666690] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666690] [drm:intel_dump_pipe_config] requested mode:
>[ 6774.666692] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666692] [drm:intel_dump_pipe_config] adjusted mode:
>[ 6774.666694] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666695] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 6774.666695] [drm:intel_dump_pipe_config] port clock: 0
>[ 6774.666696] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 6774.666697] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 6774.666698] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 6774.666698] [drm:intel_dump_pipe_config] ips: 0
>[ 6774.666699] [drm:intel_dump_pipe_config] double wide: 0
>[ 6774.666704] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe C
>[ 6774.666704] [drm:i915_get_vblank_timestamp] crtc 2 is disabled
>[ 6774.666705] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe C
>[ 6774.666705] [drm:intel_dump_pipe_config] [CRTC:15][setup_hw_state] config for pipe C
>[ 6774.666706] [drm:intel_dump_pipe_config] cpu_transcoder: C
>[ 6774.666706] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 6774.666707] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666708] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666708] [drm:intel_dump_pipe_config] requested mode:
>[ 6774.666709] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666709] [drm:intel_dump_pipe_config] adjusted mode:
>[ 6774.666711] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 6774.666711] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 6774.666712] [drm:intel_dump_pipe_config] port clock: 0
>[ 6774.666712] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 6774.666713] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 6774.666713] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 6774.666714] [drm:intel_dump_pipe_config] ips: 0
>[ 6774.666714] [drm:intel_dump_pipe_config] double wide: 0
>[ 6774.666742] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[ 6774.666743] [drm:connected_sink_compute_bpp] [CONNECTOR:18:eDP-1] checking for sink bpp constrains
>[ 6774.666747] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 0a pixel clock 268500KHz
>[ 6774.666748] [drm:intel_dp_compute_config] using min 4 lanes per VBT
>[ 6774.666748] [drm:intel_dp_compute_config] using min 0a link bw per VBT
>[ 6774.666752] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[ 6774.666752] [drm:intel_dp_compute_config] DP link bw required 644400 available 864000
>[ 6774.666754] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[ 6774.666754] [drm:intel_dump_pipe_config] [CRTC:7][modeset] config for pipe A
>[ 6774.666755] [drm:intel_dump_pipe_config] cpu_transcoder: D
>[ 6774.666755] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[ 6774.666756] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 6774.666757] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6256503, gmch_n: 8388608, link_m: 521375, link_n: 524288, tu: 64
>[ 6774.666757] [drm:intel_dump_pipe_config] requested mode:
>[ 6774.666759] [drm:drm_mode_debug_printmodeline] Modeline 0:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6774.666759] [drm:intel_dump_pipe_config] adjusted mode:
>[ 6774.666761] [drm:drm_mode_debug_printmodeline] Modeline 0:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6774.666762] [drm:intel_dump_crtc_timings] crtc timings: 268500 2560 2608 2640 2720 1600 1603 1609 1646, type: 0x48 flags: 0x9
>[ 6774.666762] [drm:intel_dump_pipe_config] port clock: 270000
>[ 6774.666763] [drm:intel_dump_pipe_config] pipe src size: 2560x1600
>[ 6774.666763] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 6774.666764] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 6774.666764] [drm:intel_dump_pipe_config] ips: 1
>[ 6774.666765] [drm:intel_dump_pipe_config] double wide: 0
>[ 6774.666767] [drm:intel_display_power_get] enabling always-on
>[ 6774.666771] [drm:intel_display_power_put] disabling always-on
>[ 6774.666849] [drm:ironlake_update_primary_plane] Writing base 0B93D000 00000000 0 0 10240
>[ 6774.666852] [drm:intel_edp_panel_on] Turn eDP power on
>[ 6774.666853] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 6774.666856] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000
>[ 6774.666859] [drm:wait_panel_status] Wait complete
>[ 6774.666870] [drm:wait_panel_on] Wait for panel power on
>[ 6774.666875] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd0003
>[ 6774.783187] cfg80211: Calling CRDA to update world regulatory domain
>[ 6774.879811] [drm:wait_panel_status] Wait complete
>[ 6774.879814] [drm:intel_display_power_get] enabling always-on
>[ 6774.879815] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 6774.879820] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 6774.880890] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 6774.881347] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 6774.881796] [drm:intel_dp_start_link_train] clock recovery OK
>[ 6774.882553] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[ 6774.882770] [drm:intel_edp_backlight_on] 
>[ 6774.882771] [drm:intel_panel_enable_backlight] pipe A
>[ 6774.882775] [drm:intel_panel_actually_set_backlight] set backlight PWM = 580
>[ 6774.956491] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[ 6774.956707] ata1.00: unexpected _GTF length (8)
>[ 6774.956988] ata1.00: unexpected _GTF length (8)
>[ 6774.957023] ata1.00: configured for UDMA/133
>[ 6775.093208] [drm:intel_edp_psr_enable] PSR not supported by this panel
>[ 6775.119897] [drm:intel_update_fbc] disabled per chip default
>[ 6775.119900] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[ 6775.119902] ------------[ cut here ]------------
>[ 6775.119914] WARNING: CPU: 1 PID: 12381 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6775.119937] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6775.119945]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6775.119946] CPU: 1 PID: 12381 Comm: kworker/u16:19 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6775.119947] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6775.119950] Workqueue: events_unbound async_run_entry_fn
>[ 6775.119952]  0000000000000000 00000000c1242f2d ffff88020330fa88 ffffffff815367d0
>[ 6775.119953]  0000000000000000 ffff88020330fac0 ffffffff8107054d ffff8802624b002c
>[ 6775.119954]  000000000000000b ffff8802624b85d8 ffff88007a85f000 ffff8802624b0000
>[ 6775.119954] Call Trace:
>[ 6775.119957]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6775.119960]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6775.119962]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6775.119966]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6775.119973]  [<ffffffffa0c1479c>] modeset_update_crtc_power_domains+0x16c/0x180 [i915]
>[ 6775.119979]  [<ffffffffa0c14afe>] haswell_modeset_global_resources+0xe/0x10 [i915]
>[ 6775.119984]  [<ffffffffa0c15365>] __intel_set_mode+0x605/0x16d0 [i915]
>[ 6775.119989]  [<ffffffffa0b7b64e>] ? drm_ut_debug_printk+0x6e/0x90 [drm]
>[ 6775.119995]  [<ffffffffa0c1fe2f>] intel_modeset_setup_hw_state+0x85f/0xd30 [i915]
>[ 6775.120000]  [<ffffffffa0c02c70>] ? hsw_write64+0x150/0x150 [i915]
>[ 6775.120003]  [<ffffffffa0bbb159>] __i915_drm_thaw+0x159/0x1d0 [i915]
>[ 6775.120006]  [<ffffffffa0bbbda8>] i915_resume+0x28/0x50 [i915]
>[ 6775.120010]  [<ffffffffa0bbbde5>] i915_pm_resume+0x15/0x20 [i915]
>[ 6775.120013]  [<ffffffff812e7634>] pci_pm_resume+0x64/0xb0
>[ 6775.120014]  [<ffffffff812e75d0>] ? pci_pm_thaw+0xa0/0xa0
>[ 6775.120018]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 6775.120020]  [<ffffffff813b83b6>] device_resume+0xd6/0x200
>[ 6775.120021]  [<ffffffff813b84fd>] async_resume+0x1d/0x50
>[ 6775.120023]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 6775.120025]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 6775.120027]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 6775.120028]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 6775.120029]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 6775.120030]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6775.120032]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 6775.120033]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6775.120034] ---[ end trace bfcfc188c82144f8 ]---
>[ 6775.120035] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[ 6775.120036] ------------[ cut here ]------------
>[ 6775.120040] WARNING: CPU: 1 PID: 12381 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6775.120055] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6775.120060]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6775.120061] CPU: 1 PID: 12381 Comm: kworker/u16:19 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6775.120061] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6775.120062] Workqueue: events_unbound async_run_entry_fn
>[ 6775.120063]  0000000000000000 00000000c1242f2d ffff88020330fa88 ffffffff815367d0
>[ 6775.120064]  0000000000000000 ffff88020330fac0 ffffffff8107054d ffff8802624b002c
>[ 6775.120065]  000000000000000b ffff8802624b85d8 ffff88007a85f000 ffff8802624b0000
>[ 6775.120065] Call Trace:
>[ 6775.120066]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6775.120068]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6775.120069]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6775.120073]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6775.120078]  [<ffffffffa0c1479c>] modeset_update_crtc_power_domains+0x16c/0x180 [i915]
>[ 6775.120083]  [<ffffffffa0c14afe>] haswell_modeset_global_resources+0xe/0x10 [i915]
>[ 6775.120087]  [<ffffffffa0c15365>] __intel_set_mode+0x605/0x16d0 [i915]
>[ 6775.120091]  [<ffffffffa0b7b64e>] ? drm_ut_debug_printk+0x6e/0x90 [drm]
>[ 6775.120096]  [<ffffffffa0c1fe2f>] intel_modeset_setup_hw_state+0x85f/0xd30 [i915]
>[ 6775.120102]  [<ffffffffa0c02c70>] ? hsw_write64+0x150/0x150 [i915]
>[ 6775.120104]  [<ffffffffa0bbb159>] __i915_drm_thaw+0x159/0x1d0 [i915]
>[ 6775.120108]  [<ffffffffa0bbbda8>] i915_resume+0x28/0x50 [i915]
>[ 6775.120111]  [<ffffffffa0bbbde5>] i915_pm_resume+0x15/0x20 [i915]
>[ 6775.120112]  [<ffffffff812e7634>] pci_pm_resume+0x64/0xb0
>[ 6775.120114]  [<ffffffff812e75d0>] ? pci_pm_thaw+0xa0/0xa0
>[ 6775.120115]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 6775.120117]  [<ffffffff813b83b6>] device_resume+0xd6/0x200
>[ 6775.120118]  [<ffffffff813b84fd>] async_resume+0x1d/0x50
>[ 6775.120120]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 6775.120121]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 6775.120122]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 6775.120124]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 6775.120125]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 6775.120126]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6775.120127]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 6775.120128]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 6775.120128] ---[ end trace bfcfc188c82144f9 ]---
>[ 6775.120130] [drm:intel_connector_check_state] [CONNECTOR:18:eDP-1]
>[ 6775.120133] [drm:check_encoder_state] [ENCODER:17:TMDS-17]
>[ 6775.120134] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 6775.120134] [drm:check_encoder_state] [ENCODER:27:DP MST-27]
>[ 6775.120135] [drm:check_encoder_state] [ENCODER:28:DP MST-28]
>[ 6775.120135] [drm:check_encoder_state] [ENCODER:29:DP MST-29]
>[ 6775.120136] [drm:check_encoder_state] [ENCODER:32:TMDS-32]
>[ 6775.120136] [drm:check_encoder_state] [ENCODER:34:DP MST-34]
>[ 6775.120137] [drm:check_encoder_state] [ENCODER:35:DP MST-35]
>[ 6775.120137] [drm:check_encoder_state] [ENCODER:36:DP MST-36]
>[ 6775.120137] [drm:check_crtc_state] [CRTC:7]
>[ 6775.120143] [drm:check_crtc_state] [CRTC:11]
>[ 6775.120144] [drm:check_crtc_state] [CRTC:15]
>[ 6775.120144] [drm:check_shared_dpll_state] WRPLL 1
>[ 6775.120145] [drm:check_shared_dpll_state] WRPLL 2
>[ 6775.121306] PM: resume of devices complete after 504.482 msecs
>[ 6775.121567] PM: Finishing wakeup.
>[ 6775.121568] Restarting tasks ... done.
>[ 6775.133121] [drm:add_framebuffer_internal] [FB:46]
>[ 6775.803493] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>[ 6775.816863] [drm:gen6_enable_rps] Overclocking supported. Max: 1100MHz, Overclock max: 1100MHz
>[ 6777.884343] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 6777.884359] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 6777.884363] [drm:intel_display_power_put] disabling always-on
>[ 6779.512193] [drm:drm_mode_addfb] [FB:48]
>[ 6779.516081] [drm:drm_mode_addfb] [FB:49]
>[ 6779.531861] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=0/1388
>[ 6779.531864] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[ 6779.558402] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=100/1388
>[ 6779.558408] [drm:intel_panel_actually_set_backlight] set backlight PWM = 100
>[ 6781.495565] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6781.495572] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6781.495576] [drm:intel_display_power_get] enabling always-on
>[ 6781.495578] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6781.495584] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 6781.495591] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 6781.495776] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6781.495943] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6781.495947] ------------[ cut here ]------------
>[ 6781.495963] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6781.495964] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6781.496017]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6781.496037] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6781.496038] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6781.496040]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6781.496044]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6781.496047]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6781.496050] Call Trace:
>[ 6781.496056]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6781.496061]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6781.496064]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6781.496072]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6781.496083]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6781.496089]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6781.496093]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6781.496101]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6781.496108]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6781.496113]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6781.496117]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6781.496120]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6781.496124]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6781.496126] ---[ end trace bfcfc188c82144fa ]---
>[ 6781.496137] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6781.496138] ------------[ cut here ]------------
>[ 6781.496146] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6781.496147] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6781.496192]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6781.496206] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6781.496208] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6781.496210]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6781.496213]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6781.496216]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6781.496219] Call Trace:
>[ 6781.496222]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6781.496226]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6781.496229]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6781.496237]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6781.496248]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6781.496253]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6781.496257]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6781.496263]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6781.496270]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6781.496274]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6781.496277]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6781.496280]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6781.496284]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6781.496286] ---[ end trace bfcfc188c82144fb ]---
>[ 6781.496290] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6781.496294] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6781.496300] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6781.496410] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6781.496413] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6781.496415] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6781.496420] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6781.496424] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6781.496427] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6781.496429] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6781.496433] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6781.496436] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6781.496438] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6781.496440] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6781.496607] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6781.496609] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6781.496612] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6781.496617] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6781.496619] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6781.496620] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6781.496788] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6781.496790] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6781.496792] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6781.497046] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=103/1388
>[ 6781.497049] [drm:intel_panel_actually_set_backlight] set backlight PWM = 103
>[ 6781.507155] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=106/1388
>[ 6781.507159] [drm:intel_panel_actually_set_backlight] set backlight PWM = 106
>[ 6781.517151] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=110/1388
>[ 6781.517154] [drm:intel_panel_actually_set_backlight] set backlight PWM = 110
>[ 6781.527309] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=113/1388
>[ 6781.527313] [drm:intel_panel_actually_set_backlight] set backlight PWM = 113
>[ 6781.537338] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=117/1388
>[ 6781.537341] [drm:intel_panel_actually_set_backlight] set backlight PWM = 117
>[ 6781.547417] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=120/1388
>[ 6781.547419] [drm:intel_panel_actually_set_backlight] set backlight PWM = 120
>[ 6781.557519] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=124/1388
>[ 6781.557522] [drm:intel_panel_actually_set_backlight] set backlight PWM = 124
>[ 6781.567596] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=127/1388
>[ 6781.567598] [drm:intel_panel_actually_set_backlight] set backlight PWM = 127
>[ 6781.577673] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=131/1388
>[ 6781.577675] [drm:intel_panel_actually_set_backlight] set backlight PWM = 131
>[ 6781.587788] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=134/1388
>[ 6781.587791] [drm:intel_panel_actually_set_backlight] set backlight PWM = 134
>[ 6781.597969] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=138/1388
>[ 6781.597972] [drm:intel_panel_actually_set_backlight] set backlight PWM = 138
>[ 6781.608035] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=141/1388
>[ 6781.608038] [drm:intel_panel_actually_set_backlight] set backlight PWM = 141
>[ 6781.618144] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=145/1388
>[ 6781.618146] [drm:intel_panel_actually_set_backlight] set backlight PWM = 145
>[ 6781.628250] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=148/1388
>[ 6781.628252] [drm:intel_panel_actually_set_backlight] set backlight PWM = 148
>[ 6781.638353] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=152/1388
>[ 6781.638355] [drm:intel_panel_actually_set_backlight] set backlight PWM = 152
>[ 6781.648427] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=155/1388
>[ 6781.648429] [drm:intel_panel_actually_set_backlight] set backlight PWM = 155
>[ 6781.658540] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=158/1388
>[ 6781.658542] [drm:intel_panel_actually_set_backlight] set backlight PWM = 158
>[ 6781.668637] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=162/1388
>[ 6781.668639] [drm:intel_panel_actually_set_backlight] set backlight PWM = 162
>[ 6781.678725] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=165/1388
>[ 6781.678727] [drm:intel_panel_actually_set_backlight] set backlight PWM = 165
>[ 6781.688818] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=169/1388
>[ 6781.688821] [drm:intel_panel_actually_set_backlight] set backlight PWM = 169
>[ 6781.706317] [drm:intel_panel_get_backlight] get backlight PWM = 169
>[ 6782.177314] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.177319] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6782.177323] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6782.177496] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6782.177657] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6782.177659] ------------[ cut here ]------------
>[ 6782.177673] WARNING: CPU: 3 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.177674] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.177717]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.177731] CPU: 3 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.177733] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.177734]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.177736]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.177739]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6782.177741] Call Trace:
>[ 6782.177746]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.177750]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.177752]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.177758]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.177768]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6782.177772]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6782.177775]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.177782]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.177787]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.177790]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.177793]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.177795]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.177798]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.177800] ---[ end trace bfcfc188c82144fc ]---
>[ 6782.177809] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6782.177810] ------------[ cut here ]------------
>[ 6782.177817] WARNING: CPU: 3 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.177817] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.177850]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.177862] CPU: 3 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.177863] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.177864]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.177866]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.177869]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6782.177871] Call Trace:
>[ 6782.177873]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.177876]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.177879]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.177885]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.177893]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6782.177897]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6782.177900]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.177905]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.177910]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.177914]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.177916]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.177919]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.177922]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.177923] ---[ end trace bfcfc188c82144fd ]---
>[ 6782.177927] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6782.177930] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6782.177933] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.177996] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6782.177998] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6782.178000] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6782.178003] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6782.178006] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6782.178007] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6782.178008] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6782.178011] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6782.178013] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6782.178014] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6782.178015] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6782.178181] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6782.178184] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6782.178187] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6782.178194] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6782.178196] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6782.178197] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6782.178364] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6782.178366] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6782.178368] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6782.178531] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=172/1388
>[ 6782.178533] [drm:intel_panel_actually_set_backlight] set backlight PWM = 172
>[ 6782.188659] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=175/1388
>[ 6782.188664] [drm:intel_panel_actually_set_backlight] set backlight PWM = 175
>[ 6782.198720] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=179/1388
>[ 6782.198724] [drm:intel_panel_actually_set_backlight] set backlight PWM = 179
>[ 6782.208793] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=182/1388
>[ 6782.208795] [drm:intel_panel_actually_set_backlight] set backlight PWM = 182
>[ 6782.218875] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=186/1388
>[ 6782.218877] [drm:intel_panel_actually_set_backlight] set backlight PWM = 186
>[ 6782.228978] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=189/1388
>[ 6782.228980] [drm:intel_panel_actually_set_backlight] set backlight PWM = 189
>[ 6782.239059] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=193/1388
>[ 6782.239061] [drm:intel_panel_actually_set_backlight] set backlight PWM = 193
>[ 6782.249148] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=196/1388
>[ 6782.249150] [drm:intel_panel_actually_set_backlight] set backlight PWM = 196
>[ 6782.259348] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[ 6782.259351] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[ 6782.269343] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=203/1388
>[ 6782.269345] [drm:intel_panel_actually_set_backlight] set backlight PWM = 203
>[ 6782.279427] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=207/1388
>[ 6782.279429] [drm:intel_panel_actually_set_backlight] set backlight PWM = 207
>[ 6782.289504] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=210/1388
>[ 6782.289506] [drm:intel_panel_actually_set_backlight] set backlight PWM = 210
>[ 6782.299617] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=214/1388
>[ 6782.299619] [drm:intel_panel_actually_set_backlight] set backlight PWM = 214
>[ 6782.309724] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=217/1388
>[ 6782.309727] [drm:intel_panel_actually_set_backlight] set backlight PWM = 217
>[ 6782.319788] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=221/1388
>[ 6782.319791] [drm:intel_panel_actually_set_backlight] set backlight PWM = 221
>[ 6782.329889] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=224/1388
>[ 6782.329891] [drm:intel_panel_actually_set_backlight] set backlight PWM = 224
>[ 6782.339953] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=227/1388
>[ 6782.339956] [drm:intel_panel_actually_set_backlight] set backlight PWM = 227
>[ 6782.350030] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=231/1388
>[ 6782.350032] [drm:intel_panel_actually_set_backlight] set backlight PWM = 231
>[ 6782.360106] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=234/1388
>[ 6782.360109] [drm:intel_panel_actually_set_backlight] set backlight PWM = 234
>[ 6782.370190] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=238/1388
>[ 6782.370192] [drm:intel_panel_actually_set_backlight] set backlight PWM = 238
>[ 6782.383950] [drm:intel_panel_get_backlight] get backlight PWM = 238
>[ 6782.394051] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.394057] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6782.394067] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6782.394269] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6782.394448] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6782.394450] ------------[ cut here ]------------
>[ 6782.394469] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.394470] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.394524]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.394550] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.394551] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.394552]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.394554]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.394556]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6782.394558] Call Trace:
>[ 6782.394562]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.394566]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.394568]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.394574]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.394584]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6782.394587]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6782.394590]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.394597]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.394601]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.394604]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.394606]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.394608]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.394611]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.394613] ---[ end trace bfcfc188c82144fe ]---
>[ 6782.394622] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6782.394623] ------------[ cut here ]------------
>[ 6782.394629] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.394629] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.394657]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.394667] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.394668] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.394669]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.394671]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.394673]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6782.394674] Call Trace:
>[ 6782.394678]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.394680]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.394682]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.394687]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.394695]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6782.394698]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6782.394700]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.394705]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.394709]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.394712]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.394714]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.394716]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.394718]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.394720] ---[ end trace bfcfc188c82144ff ]---
>[ 6782.394724] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6782.394727] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6782.394732] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.394811] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6782.394813] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6782.394814] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6782.394820] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6782.394826] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6782.394827] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6782.394828] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6782.394831] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6782.394833] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6782.394835] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6782.394836] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6782.395042] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6782.395044] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6782.395045] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6782.395049] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6782.395050] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6782.395053] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6782.395237] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6782.395239] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6782.395240] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6782.395463] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=241/1388
>[ 6782.395465] [drm:intel_panel_actually_set_backlight] set backlight PWM = 241
>[ 6782.407033] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=244/1388
>[ 6782.407036] [drm:intel_panel_actually_set_backlight] set backlight PWM = 244
>[ 6782.417100] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=248/1388
>[ 6782.417102] [drm:intel_panel_actually_set_backlight] set backlight PWM = 248
>[ 6782.427241] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=251/1388
>[ 6782.427249] [drm:intel_panel_actually_set_backlight] set backlight PWM = 251
>[ 6782.437689] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=255/1388
>[ 6782.437694] [drm:intel_panel_actually_set_backlight] set backlight PWM = 255
>[ 6782.447761] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=258/1388
>[ 6782.447765] [drm:intel_panel_actually_set_backlight] set backlight PWM = 258
>[ 6782.457823] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=262/1388
>[ 6782.457826] [drm:intel_panel_actually_set_backlight] set backlight PWM = 262
>[ 6782.467916] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=265/1388
>[ 6782.467918] [drm:intel_panel_actually_set_backlight] set backlight PWM = 265
>[ 6782.477992] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=269/1388
>[ 6782.477994] [drm:intel_panel_actually_set_backlight] set backlight PWM = 269
>[ 6782.488072] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=272/1388
>[ 6782.488074] [drm:intel_panel_actually_set_backlight] set backlight PWM = 272
>[ 6782.498201] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=276/1388
>[ 6782.498204] [drm:intel_panel_actually_set_backlight] set backlight PWM = 276
>[ 6782.508300] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=279/1388
>[ 6782.508303] [drm:intel_panel_actually_set_backlight] set backlight PWM = 279
>[ 6782.518373] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=283/1388
>[ 6782.518375] [drm:intel_panel_actually_set_backlight] set backlight PWM = 283
>[ 6782.528452] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=286/1388
>[ 6782.528455] [drm:intel_panel_actually_set_backlight] set backlight PWM = 286
>[ 6782.538532] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=290/1388
>[ 6782.538534] [drm:intel_panel_actually_set_backlight] set backlight PWM = 290
>[ 6782.548614] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=293/1388
>[ 6782.548616] [drm:intel_panel_actually_set_backlight] set backlight PWM = 293
>[ 6782.558690] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=296/1388
>[ 6782.558692] [drm:intel_panel_actually_set_backlight] set backlight PWM = 296
>[ 6782.568767] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=300/1388
>[ 6782.568769] [drm:intel_panel_actually_set_backlight] set backlight PWM = 300
>[ 6782.578847] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=303/1388
>[ 6782.578849] [drm:intel_panel_actually_set_backlight] set backlight PWM = 303
>[ 6782.585301] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.585306] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6782.585310] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6782.585485] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6782.585644] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6782.585647] ------------[ cut here ]------------
>[ 6782.585659] WARNING: CPU: 1 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.585661] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.585701]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.585716] CPU: 1 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.585717] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.585719]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.585721]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.585723]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6782.585726] Call Trace:
>[ 6782.585731]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.585734]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.585737]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.585743]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.585752]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6782.585756]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6782.585759]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.585766]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.585771]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.585774]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.585777]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.585780]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.585783]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.585785] ---[ end trace bfcfc188c8214500 ]---
>[ 6782.585794] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6782.585795] ------------[ cut here ]------------
>[ 6782.585801] WARNING: CPU: 1 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.585802] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.585835]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.585847] CPU: 1 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.585848] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.585849]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.585851]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.585853]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6782.585856] Call Trace:
>[ 6782.585858]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.585861]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.585862]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.585867]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.585872]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6782.585875]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6782.585877]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.585881]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.585884]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.585886]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.585888]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.585889]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.585891]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.585892] ---[ end trace bfcfc188c8214501 ]---
>[ 6782.585895] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6782.585898] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6782.585901] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.585988] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6782.585991] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6782.585993] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6782.585997] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6782.586001] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6782.586003] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6782.586004] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6782.586008] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6782.586012] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6782.586014] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6782.586015] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6782.586175] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6782.586177] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6782.586179] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6782.586183] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6782.586185] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6782.586187] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6782.586344] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6782.586346] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6782.586348] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6782.586510] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=306/1388
>[ 6782.586513] [drm:intel_panel_actually_set_backlight] set backlight PWM = 306
>[ 6782.588909] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=307/1388
>[ 6782.588912] [drm:intel_panel_actually_set_backlight] set backlight PWM = 307
>[ 6782.596609] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=309/1388
>[ 6782.596612] [drm:intel_panel_actually_set_backlight] set backlight PWM = 309
>[ 6782.602752] [drm:intel_panel_get_backlight] get backlight PWM = 309
>[ 6782.606706] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=313/1388
>[ 6782.606709] [drm:intel_panel_actually_set_backlight] set backlight PWM = 313
>[ 6782.616766] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=316/1388
>[ 6782.616769] [drm:intel_panel_actually_set_backlight] set backlight PWM = 316
>[ 6782.626835] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=320/1388
>[ 6782.626838] [drm:intel_panel_actually_set_backlight] set backlight PWM = 320
>[ 6782.636904] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=323/1388
>[ 6782.636906] [drm:intel_panel_actually_set_backlight] set backlight PWM = 323
>[ 6782.646988] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=327/1388
>[ 6782.646990] [drm:intel_panel_actually_set_backlight] set backlight PWM = 327
>[ 6782.657070] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=330/1388
>[ 6782.657072] [drm:intel_panel_actually_set_backlight] set backlight PWM = 330
>[ 6782.667156] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=334/1388
>[ 6782.667159] [drm:intel_panel_actually_set_backlight] set backlight PWM = 334
>[ 6782.677239] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=337/1388
>[ 6782.677241] [drm:intel_panel_actually_set_backlight] set backlight PWM = 337
>[ 6782.687315] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=341/1388
>[ 6782.687317] [drm:intel_panel_actually_set_backlight] set backlight PWM = 341
>[ 6782.697464] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=344/1388
>[ 6782.697466] [drm:intel_panel_actually_set_backlight] set backlight PWM = 344
>[ 6782.707541] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=348/1388
>[ 6782.707543] [drm:intel_panel_actually_set_backlight] set backlight PWM = 348
>[ 6782.717639] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=351/1388
>[ 6782.717641] [drm:intel_panel_actually_set_backlight] set backlight PWM = 351
>[ 6782.727728] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=355/1388
>[ 6782.727730] [drm:intel_panel_actually_set_backlight] set backlight PWM = 355
>[ 6782.737806] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=358/1388
>[ 6782.737808] [drm:intel_panel_actually_set_backlight] set backlight PWM = 358
>[ 6782.747883] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=361/1388
>[ 6782.747885] [drm:intel_panel_actually_set_backlight] set backlight PWM = 361
>[ 6782.757964] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=365/1388
>[ 6782.757966] [drm:intel_panel_actually_set_backlight] set backlight PWM = 365
>[ 6782.768044] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=368/1388
>[ 6782.768046] [drm:intel_panel_actually_set_backlight] set backlight PWM = 368
>[ 6782.777659] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.777663] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6782.777667] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6782.777844] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6782.778009] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6782.778013] ------------[ cut here ]------------
>[ 6782.778028] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.778030] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.778079]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.778096] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.778098] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.778100]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.778103]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.778106]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6782.778109] Call Trace:
>[ 6782.778113]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.778118]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.778120]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.778130]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.778141]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6782.778145]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6782.778149]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.778155]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.778161]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.778165]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.778168]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.778171]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.778174]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.778176] ---[ end trace bfcfc188c8214502 ]---
>[ 6782.778185] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6782.778187] ------------[ cut here ]------------
>[ 6782.778194] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.778195] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.778233]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.778248] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.778249] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.778251]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.778253]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.778255]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6782.778258] Call Trace:
>[ 6782.778261]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.778264]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.778266]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.778272]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.778278]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6782.778281]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6782.778283]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.778287]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.778291]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.778294]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.778296]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.778297]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.778299]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.778300] ---[ end trace bfcfc188c8214503 ]---
>[ 6782.778303] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6782.778305] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6782.778309] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.778400] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6782.778403] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6782.778405] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6782.778409] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6782.778414] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6782.778416] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6782.778417] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6782.778421] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6782.778424] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6782.778425] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6782.778427] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6782.778592] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6782.778594] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6782.778596] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6782.778601] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6782.778603] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6782.778605] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6782.778762] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6782.778765] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6782.778767] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6782.778857] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=372/1388
>[ 6782.778859] [drm:intel_panel_actually_set_backlight] set backlight PWM = 372
>[ 6782.779444] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=375/1388
>[ 6782.779447] [drm:intel_panel_actually_set_backlight] set backlight PWM = 375
>[ 6782.789498] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=378/1388
>[ 6782.789501] [drm:intel_panel_actually_set_backlight] set backlight PWM = 378
>[ 6782.792245] [drm:intel_panel_get_backlight] get backlight PWM = 378
>[ 6782.799605] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=382/1388
>[ 6782.799609] [drm:intel_panel_actually_set_backlight] set backlight PWM = 382
>[ 6782.809674] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=385/1388
>[ 6782.809678] [drm:intel_panel_actually_set_backlight] set backlight PWM = 385
>[ 6782.819774] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=389/1388
>[ 6782.819776] [drm:intel_panel_actually_set_backlight] set backlight PWM = 389
>[ 6782.829843] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=392/1388
>[ 6782.829845] [drm:intel_panel_actually_set_backlight] set backlight PWM = 392
>[ 6782.839952] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=396/1388
>[ 6782.839954] [drm:intel_panel_actually_set_backlight] set backlight PWM = 396
>[ 6782.849993] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=399/1388
>[ 6782.849995] [drm:intel_panel_actually_set_backlight] set backlight PWM = 399
>[ 6782.860081] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=403/1388
>[ 6782.860083] [drm:intel_panel_actually_set_backlight] set backlight PWM = 403
>[ 6782.870124] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=406/1388
>[ 6782.870126] [drm:intel_panel_actually_set_backlight] set backlight PWM = 406
>[ 6782.880219] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=410/1388
>[ 6782.880221] [drm:intel_panel_actually_set_backlight] set backlight PWM = 410
>[ 6782.890267] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=413/1388
>[ 6782.890269] [drm:intel_panel_actually_set_backlight] set backlight PWM = 413
>[ 6782.900364] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=417/1388
>[ 6782.900368] [drm:intel_panel_actually_set_backlight] set backlight PWM = 417
>[ 6782.910425] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=420/1388
>[ 6782.910428] [drm:intel_panel_actually_set_backlight] set backlight PWM = 420
>[ 6782.920501] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=424/1388
>[ 6782.920503] [drm:intel_panel_actually_set_backlight] set backlight PWM = 424
>[ 6782.930593] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=427/1388
>[ 6782.930595] [drm:intel_panel_actually_set_backlight] set backlight PWM = 427
>[ 6782.940681] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=430/1388
>[ 6782.940683] [drm:intel_panel_actually_set_backlight] set backlight PWM = 430
>[ 6782.950744] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=434/1388
>[ 6782.950747] [drm:intel_panel_actually_set_backlight] set backlight PWM = 434
>[ 6782.960855] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=437/1388
>[ 6782.960857] [drm:intel_panel_actually_set_backlight] set backlight PWM = 437
>[ 6782.970947] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=441/1388
>[ 6782.970950] [drm:intel_panel_actually_set_backlight] set backlight PWM = 441
>[ 6782.976498] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.976504] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6782.976508] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6782.976686] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6782.976850] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6782.976855] ------------[ cut here ]------------
>[ 6782.976869] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.976871] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.976919]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.976936] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.976937] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.976939]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.976942]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.976944]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6782.976947] Call Trace:
>[ 6782.976952]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.976956]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.976959]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.976967]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.976978]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6782.976983]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6782.976986]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.976992]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.976998]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.977002]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.977005]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.977008]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.977012]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.977014] ---[ end trace bfcfc188c8214504 ]---
>[ 6782.977023] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6782.977025] ------------[ cut here ]------------
>[ 6782.977032] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6782.977033] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6782.977073]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6782.977085] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6782.977087] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6782.977088]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6782.977090]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6782.977093]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6782.977095] Call Trace:
>[ 6782.977098]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6782.977102]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6782.977105]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6782.977112]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6782.977121]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6782.977126]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6782.977129]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6782.977135]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6782.977140]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6782.977143]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6782.977146]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6782.977149]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6782.977152]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6782.977153] ---[ end trace bfcfc188c8214505 ]---
>[ 6782.977157] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6782.977160] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6782.977165] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6782.977257] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6782.977259] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6782.977261] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6782.977265] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6782.977269] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6782.977271] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6782.977273] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6782.977277] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6782.977280] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6782.977281] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6782.977283] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6782.977447] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6782.977449] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6782.977451] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6782.977454] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6782.977456] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6782.977457] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6782.977614] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6782.977615] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6782.977617] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6782.977787] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=444/1388
>[ 6782.977790] [drm:intel_panel_actually_set_backlight] set backlight PWM = 444
>[ 6782.984851] [drm:intel_panel_get_backlight] get backlight PWM = 444
>[ 6782.988007] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=447/1388
>[ 6782.988012] [drm:intel_panel_actually_set_backlight] set backlight PWM = 447
>[ 6782.998088] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=451/1388
>[ 6782.998092] [drm:intel_panel_actually_set_backlight] set backlight PWM = 451
>[ 6783.008361] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=454/1388
>[ 6783.008364] [drm:intel_panel_actually_set_backlight] set backlight PWM = 454
>[ 6783.018452] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=458/1388
>[ 6783.018454] [drm:intel_panel_actually_set_backlight] set backlight PWM = 458
>[ 6783.028529] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=461/1388
>[ 6783.028532] [drm:intel_panel_actually_set_backlight] set backlight PWM = 461
>[ 6783.038637] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=465/1388
>[ 6783.038639] [drm:intel_panel_actually_set_backlight] set backlight PWM = 465
>[ 6783.048738] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=468/1388
>[ 6783.048740] [drm:intel_panel_actually_set_backlight] set backlight PWM = 468
>[ 6783.058831] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=472/1388
>[ 6783.058833] [drm:intel_panel_actually_set_backlight] set backlight PWM = 472
>[ 6783.068930] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=475/1388
>[ 6783.068932] [drm:intel_panel_actually_set_backlight] set backlight PWM = 475
>[ 6783.079041] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=479/1388
>[ 6783.079043] [drm:intel_panel_actually_set_backlight] set backlight PWM = 479
>[ 6783.089120] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=482/1388
>[ 6783.089123] [drm:intel_panel_actually_set_backlight] set backlight PWM = 482
>[ 6783.099203] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=486/1388
>[ 6783.099206] [drm:intel_panel_actually_set_backlight] set backlight PWM = 486
>[ 6783.109276] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=489/1388
>[ 6783.109278] [drm:intel_panel_actually_set_backlight] set backlight PWM = 489
>[ 6783.119352] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=493/1388
>[ 6783.119354] [drm:intel_panel_actually_set_backlight] set backlight PWM = 493
>[ 6783.129431] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=496/1388
>[ 6783.129433] [drm:intel_panel_actually_set_backlight] set backlight PWM = 496
>[ 6783.139515] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=499/1388
>[ 6783.139518] [drm:intel_panel_actually_set_backlight] set backlight PWM = 499
>[ 6783.149718] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=503/1388
>[ 6783.149721] [drm:intel_panel_actually_set_backlight] set backlight PWM = 503
>[ 6783.159729] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=506/1388
>[ 6783.159731] [drm:intel_panel_actually_set_backlight] set backlight PWM = 506
>[ 6783.169283] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.169287] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6783.169291] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6783.169463] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6783.169625] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6783.169629] ------------[ cut here ]------------
>[ 6783.169642] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.169644] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.169689]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.169705] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.169707] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.169708]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.169711]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.169714]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6783.169717] Call Trace:
>[ 6783.169722]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.169726]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.169729]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.169736]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.169745]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6783.169749]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6783.169754]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.169760]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.169766]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.169770]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.169773]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.169775]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.169779]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.169780] ---[ end trace bfcfc188c8214506 ]---
>[ 6783.169790] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6783.169791] ------------[ cut here ]------------
>[ 6783.169798] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.169799] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.169837]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.169848] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.169849] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.169850]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.169852]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.169854]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6783.169857] Call Trace:
>[ 6783.169859]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.169862]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.169864]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.169870]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.169879]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6783.169883]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6783.169886]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.169892]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.169897]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.169900]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.169903]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.169905]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.169908]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.169910] ---[ end trace bfcfc188c8214507 ]---
>[ 6783.169914] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6783.169917] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6783.169920] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.170007] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6783.170009] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6783.170011] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6783.170015] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6783.170019] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6783.170021] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6783.170022] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6783.170026] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6783.170028] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6783.170030] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6783.170033] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6783.170196] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6783.170198] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6783.170200] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6783.170203] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6783.170205] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6783.170206] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6783.170362] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6783.170364] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6783.170366] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6783.170431] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=510/1388
>[ 6783.170433] [drm:intel_panel_actually_set_backlight] set backlight PWM = 510
>[ 6783.170624] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=513/1388
>[ 6783.170626] [drm:intel_panel_actually_set_backlight] set backlight PWM = 513
>[ 6783.180715] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=516/1388
>[ 6783.180719] [drm:intel_panel_actually_set_backlight] set backlight PWM = 516
>[ 6783.183923] [drm:intel_panel_get_backlight] get backlight PWM = 516
>[ 6783.190833] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=520/1388
>[ 6783.190837] [drm:intel_panel_actually_set_backlight] set backlight PWM = 520
>[ 6783.200862] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=523/1388
>[ 6783.200866] [drm:intel_panel_actually_set_backlight] set backlight PWM = 523
>[ 6783.210965] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=527/1388
>[ 6783.210968] [drm:intel_panel_actually_set_backlight] set backlight PWM = 527
>[ 6783.221074] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=530/1388
>[ 6783.221077] [drm:intel_panel_actually_set_backlight] set backlight PWM = 530
>[ 6783.231180] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=534/1388
>[ 6783.231183] [drm:intel_panel_actually_set_backlight] set backlight PWM = 534
>[ 6783.241287] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=537/1388
>[ 6783.241289] [drm:intel_panel_actually_set_backlight] set backlight PWM = 537
>[ 6783.251343] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=541/1388
>[ 6783.251345] [drm:intel_panel_actually_set_backlight] set backlight PWM = 541
>[ 6783.261465] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=544/1388
>[ 6783.261468] [drm:intel_panel_actually_set_backlight] set backlight PWM = 544
>[ 6783.271525] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=548/1388
>[ 6783.271528] [drm:intel_panel_actually_set_backlight] set backlight PWM = 548
>[ 6783.281606] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=551/1388
>[ 6783.281608] [drm:intel_panel_actually_set_backlight] set backlight PWM = 551
>[ 6783.291678] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=555/1388
>[ 6783.291680] [drm:intel_panel_actually_set_backlight] set backlight PWM = 555
>[ 6783.301759] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=558/1388
>[ 6783.301762] [drm:intel_panel_actually_set_backlight] set backlight PWM = 558
>[ 6783.311848] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=562/1388
>[ 6783.311850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 562
>[ 6783.321922] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=565/1388
>[ 6783.321924] [drm:intel_panel_actually_set_backlight] set backlight PWM = 565
>[ 6783.332006] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=568/1388
>[ 6783.332008] [drm:intel_panel_actually_set_backlight] set backlight PWM = 568
>[ 6783.342065] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=572/1388
>[ 6783.342067] [drm:intel_panel_actually_set_backlight] set backlight PWM = 572
>[ 6783.352166] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=575/1388
>[ 6783.352168] [drm:intel_panel_actually_set_backlight] set backlight PWM = 575
>[ 6783.362005] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.362010] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6783.362013] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6783.362191] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6783.362357] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6783.362567] ------------[ cut here ]------------
>[ 6783.362580] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.362581] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.362611]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.362622] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.362623] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.362624]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.362626]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.362627]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6783.362629] Call Trace:
>[ 6783.362633]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.362636]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.362638]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.362643]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.362650]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6783.362653]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6783.362656]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.362661]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.362664]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.362667]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.362669]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.362671]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.362673]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.362674] ---[ end trace bfcfc188c8214508 ]---
>[ 6783.362682] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6783.362683] ------------[ cut here ]------------
>[ 6783.362687] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.362688] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.362710]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.362717] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.362718] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.362718]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.362720]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.362721]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6783.362723] Call Trace:
>[ 6783.362724]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.362726]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.362728]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.362732]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.362737]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6783.362740]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6783.362742]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.362745]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.362749]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.362751]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.362752]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.362754]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.362756]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.362757] ---[ end trace bfcfc188c8214509 ]---
>[ 6783.362759] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6783.362761] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6783.362766] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.362831] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6783.362833] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6783.362834] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6783.362838] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6783.362840] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6783.362841] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6783.362842] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6783.362846] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6783.362847] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6783.362848] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6783.362849] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6783.364909] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6783.364911] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6783.364912] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6783.364917] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6783.364918] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6783.364919] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6783.365113] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6783.365114] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6783.365116] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6783.365189] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=579/1388
>[ 6783.365190] [drm:intel_panel_actually_set_backlight] set backlight PWM = 579
>[ 6783.365364] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=582/1388
>[ 6783.365366] [drm:intel_panel_actually_set_backlight] set backlight PWM = 582
>[ 6783.375468] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=585/1388
>[ 6783.375471] [drm:intel_panel_actually_set_backlight] set backlight PWM = 585
>[ 6783.376238] [drm:intel_panel_get_backlight] get backlight PWM = 585
>[ 6783.385564] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=589/1388
>[ 6783.385567] [drm:intel_panel_actually_set_backlight] set backlight PWM = 589
>[ 6783.395640] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=592/1388
>[ 6783.395644] [drm:intel_panel_actually_set_backlight] set backlight PWM = 592
>[ 6783.405739] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=596/1388
>[ 6783.405742] [drm:intel_panel_actually_set_backlight] set backlight PWM = 596
>[ 6783.415813] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=599/1388
>[ 6783.415815] [drm:intel_panel_actually_set_backlight] set backlight PWM = 599
>[ 6783.425896] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=603/1388
>[ 6783.425898] [drm:intel_panel_actually_set_backlight] set backlight PWM = 603
>[ 6783.435979] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=606/1388
>[ 6783.435981] [drm:intel_panel_actually_set_backlight] set backlight PWM = 606
>[ 6783.446059] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=610/1388
>[ 6783.446061] [drm:intel_panel_actually_set_backlight] set backlight PWM = 610
>[ 6783.456137] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=613/1388
>[ 6783.456139] [drm:intel_panel_actually_set_backlight] set backlight PWM = 613
>[ 6783.466245] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=617/1388
>[ 6783.466247] [drm:intel_panel_actually_set_backlight] set backlight PWM = 617
>[ 6783.476330] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=620/1388
>[ 6783.476332] [drm:intel_panel_actually_set_backlight] set backlight PWM = 620
>[ 6783.486400] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=624/1388
>[ 6783.486402] [drm:intel_panel_actually_set_backlight] set backlight PWM = 624
>[ 6783.496470] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=627/1388
>[ 6783.496472] [drm:intel_panel_actually_set_backlight] set backlight PWM = 627
>[ 6783.506586] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=631/1388
>[ 6783.506589] [drm:intel_panel_actually_set_backlight] set backlight PWM = 631
>[ 6783.516661] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=634/1388
>[ 6783.516663] [drm:intel_panel_actually_set_backlight] set backlight PWM = 634
>[ 6783.526736] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=637/1388
>[ 6783.526738] [drm:intel_panel_actually_set_backlight] set backlight PWM = 637
>[ 6783.536814] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=641/1388
>[ 6783.536816] [drm:intel_panel_actually_set_backlight] set backlight PWM = 641
>[ 6783.546890] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=644/1388
>[ 6783.546892] [drm:intel_panel_actually_set_backlight] set backlight PWM = 644
>[ 6783.556979] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=648/1388
>[ 6783.556981] [drm:intel_panel_actually_set_backlight] set backlight PWM = 648
>[ 6783.570967] [drm:intel_panel_get_backlight] get backlight PWM = 648
>[ 6783.609391] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.609396] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6783.609399] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6783.609572] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6783.609874] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6783.609877] ------------[ cut here ]------------
>[ 6783.609890] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.609892] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.609934]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.609950] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.609951] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.609953]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.609956]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.609958]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6783.609961] Call Trace:
>[ 6783.609966]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.609970]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.609973]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.609979]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.609988]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6783.609993]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6783.609996]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.610003]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.610008]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.610013]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.610016]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.610018]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.610022]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.610024] ---[ end trace bfcfc188c821450a ]---
>[ 6783.610034] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6783.610035] ------------[ cut here ]------------
>[ 6783.610042] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6783.610042] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6783.610075]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6783.610087] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6783.610089] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6783.610090]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6783.610092]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6783.610095]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6783.610098] Call Trace:
>[ 6783.610100]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6783.610103]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6783.610105]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6783.610111]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6783.610119]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6783.610123]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6783.610126]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6783.610132]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6783.610137]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6783.610140]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6783.610142]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6783.610145]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6783.610147]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6783.610149] ---[ end trace bfcfc188c821450b ]---
>[ 6783.610152] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6783.610154] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6783.610158] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6783.610221] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6783.610222] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6783.610224] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6783.610227] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6783.610230] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6783.610231] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6783.610232] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6783.610235] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6783.610236] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6783.610237] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6783.610239] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6783.610421] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6783.610424] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6783.610425] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6783.610429] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6783.610431] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6783.610432] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6783.610604] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6783.610606] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6783.610608] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6783.610733] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=651/1388
>[ 6783.610735] [drm:intel_panel_actually_set_backlight] set backlight PWM = 651
>[ 6783.620833] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=654/1388
>[ 6783.620835] [drm:intel_panel_actually_set_backlight] set backlight PWM = 654
>[ 6783.630922] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=658/1388
>[ 6783.630924] [drm:intel_panel_actually_set_backlight] set backlight PWM = 658
>[ 6783.640996] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=661/1388
>[ 6783.640998] [drm:intel_panel_actually_set_backlight] set backlight PWM = 661
>[ 6783.651085] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=665/1388
>[ 6783.651087] [drm:intel_panel_actually_set_backlight] set backlight PWM = 665
>[ 6783.661189] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=668/1388
>[ 6783.661191] [drm:intel_panel_actually_set_backlight] set backlight PWM = 668
>[ 6783.671279] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=672/1388
>[ 6783.671281] [drm:intel_panel_actually_set_backlight] set backlight PWM = 672
>[ 6783.681362] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=675/1388
>[ 6783.681364] [drm:intel_panel_actually_set_backlight] set backlight PWM = 675
>[ 6783.691438] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=679/1388
>[ 6783.691440] [drm:intel_panel_actually_set_backlight] set backlight PWM = 679
>[ 6783.701528] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=682/1388
>[ 6783.701531] [drm:intel_panel_actually_set_backlight] set backlight PWM = 682
>[ 6783.711626] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=686/1388
>[ 6783.711629] [drm:intel_panel_actually_set_backlight] set backlight PWM = 686
>[ 6783.721683] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=689/1388
>[ 6783.721685] [drm:intel_panel_actually_set_backlight] set backlight PWM = 689
>[ 6783.731760] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=693/1388
>[ 6783.731762] [drm:intel_panel_actually_set_backlight] set backlight PWM = 693
>[ 6783.741835] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=696/1388
>[ 6783.741837] [drm:intel_panel_actually_set_backlight] set backlight PWM = 696
>[ 6783.751915] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=700/1388
>[ 6783.751917] [drm:intel_panel_actually_set_backlight] set backlight PWM = 700
>[ 6783.761995] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=703/1388
>[ 6783.761997] [drm:intel_panel_actually_set_backlight] set backlight PWM = 703
>[ 6783.772077] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=706/1388
>[ 6783.772079] [drm:intel_panel_actually_set_backlight] set backlight PWM = 706
>[ 6783.782154] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=710/1388
>[ 6783.782156] [drm:intel_panel_actually_set_backlight] set backlight PWM = 710
>[ 6783.792229] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=713/1388
>[ 6783.792232] [drm:intel_panel_actually_set_backlight] set backlight PWM = 713
>[ 6783.802316] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=717/1388
>[ 6783.802319] [drm:intel_panel_actually_set_backlight] set backlight PWM = 717
>[ 6783.816817] [drm:intel_panel_get_backlight] get backlight PWM = 717
>[ 6784.275732] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6784.275743] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6784.275751] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6784.275952] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6784.276534] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6784.276778] ------------[ cut here ]------------
>[ 6784.276807] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6784.276811] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6784.276918]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6784.276956] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6784.276959] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6784.276963]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6784.276971]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6784.276978]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6784.276985] Call Trace:
>[ 6784.276996]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6784.277005]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6784.277012]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6784.277031]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6784.277054]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6784.277065]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6784.277075]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6784.277090]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6784.277105]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6784.277115]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6784.277123]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6784.277129]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6784.277138]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6784.277142] ---[ end trace bfcfc188c821450c ]---
>[ 6784.277162] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6784.277165] ------------[ cut here ]------------
>[ 6784.277182] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6784.277185] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6784.277280]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6784.277312] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6784.277316] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6784.277319]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6784.277325]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6784.277332]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6784.277339] Call Trace:
>[ 6784.277345]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6784.277352]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6784.277359]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6784.277376]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6784.277399]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6784.277409]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6784.277419]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6784.277433]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6784.277447]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6784.277456]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6784.277462]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6784.277469]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6784.277477]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6784.277481] ---[ end trace bfcfc188c821450d ]---
>[ 6784.277490] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6784.277498] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6784.277508] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6784.277716] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6784.277721] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6784.277726] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6784.277733] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6784.277741] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6784.277745] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6784.277750] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6784.277756] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6784.277762] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6784.277767] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6784.277771] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6784.277959] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6784.277964] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6784.277969] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6784.277979] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6784.277983] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6784.277987] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6784.278169] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6784.278173] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6784.278179] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6784.278428] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=720/1388
>[ 6784.278433] [drm:intel_panel_actually_set_backlight] set backlight PWM = 720
>[ 6784.288535] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=723/1388
>[ 6784.288538] [drm:intel_panel_actually_set_backlight] set backlight PWM = 723
>[ 6784.298618] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=727/1388
>[ 6784.298621] [drm:intel_panel_actually_set_backlight] set backlight PWM = 727
>[ 6784.308791] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=730/1388
>[ 6784.308795] [drm:intel_panel_actually_set_backlight] set backlight PWM = 730
>[ 6784.318873] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=734/1388
>[ 6784.318875] [drm:intel_panel_actually_set_backlight] set backlight PWM = 734
>[ 6784.328977] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=737/1388
>[ 6784.328980] [drm:intel_panel_actually_set_backlight] set backlight PWM = 737
>[ 6784.339070] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=741/1388
>[ 6784.339073] [drm:intel_panel_actually_set_backlight] set backlight PWM = 741
>[ 6784.349150] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=744/1388
>[ 6784.349152] [drm:intel_panel_actually_set_backlight] set backlight PWM = 744
>[ 6784.359232] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=748/1388
>[ 6784.359235] [drm:intel_panel_actually_set_backlight] set backlight PWM = 748
>[ 6784.369321] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=751/1388
>[ 6784.369323] [drm:intel_panel_actually_set_backlight] set backlight PWM = 751
>[ 6784.379395] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=755/1388
>[ 6784.379398] [drm:intel_panel_actually_set_backlight] set backlight PWM = 755
>[ 6784.389471] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=758/1388
>[ 6784.389473] [drm:intel_panel_actually_set_backlight] set backlight PWM = 758
>[ 6784.399551] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=762/1388
>[ 6784.399554] [drm:intel_panel_actually_set_backlight] set backlight PWM = 762
>[ 6784.409649] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=765/1388
>[ 6784.409652] [drm:intel_panel_actually_set_backlight] set backlight PWM = 765
>[ 6784.419713] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=769/1388
>[ 6784.419715] [drm:intel_panel_actually_set_backlight] set backlight PWM = 769
>[ 6784.429794] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=772/1388
>[ 6784.429796] [drm:intel_panel_actually_set_backlight] set backlight PWM = 772
>[ 6784.439872] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=775/1388
>[ 6784.439875] [drm:intel_panel_actually_set_backlight] set backlight PWM = 775
>[ 6784.449936] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=779/1388
>[ 6784.449938] [drm:intel_panel_actually_set_backlight] set backlight PWM = 779
>[ 6784.460003] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=782/1388
>[ 6784.460005] [drm:intel_panel_actually_set_backlight] set backlight PWM = 782
>[ 6784.470065] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=786/1388
>[ 6784.470068] [drm:intel_panel_actually_set_backlight] set backlight PWM = 786
>[ 6784.483872] [drm:intel_panel_get_backlight] get backlight PWM = 786
>[ 6784.500045] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 6784.500054] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 6784.500056] [drm:intel_display_power_put] disabling always-on
>[ 6785.114754] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6785.114762] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6785.114767] [drm:intel_display_power_get] enabling always-on
>[ 6785.114770] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6785.114777] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 6785.114784] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 6785.114987] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6785.115173] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6785.115181] ------------[ cut here ]------------
>[ 6785.115206] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6785.115209] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6785.115309]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6785.115343] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6785.115347] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6785.115350]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6785.115357]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6785.115363]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6785.115371] Call Trace:
>[ 6785.115381]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6785.115389]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6785.115396]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6785.115413]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6785.115436]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6785.115446]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6785.115455]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6785.115469]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6785.115483]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6785.115492]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6785.115498]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6785.115505]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6785.115512]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6785.115516] ---[ end trace bfcfc188c821450e ]---
>[ 6785.115535] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6785.115537] ------------[ cut here ]------------
>[ 6785.115553] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6785.115555] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6785.115643]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6785.115672] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6785.115675] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6785.115678]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6785.115684]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6785.115690]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6785.115697] Call Trace:
>[ 6785.115703]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6785.115710]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6785.115716]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6785.115731]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6785.115752]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6785.115760]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6785.115770]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6785.115783]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6785.115795]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6785.115803]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6785.115809]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6785.115815]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6785.115822]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6785.115826] ---[ end trace bfcfc188c821450f ]---
>[ 6785.115834] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6785.115841] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6785.115851] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6785.116047] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6785.116052] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6785.116057] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6785.116064] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6785.116070] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6785.116074] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6785.116077] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6785.116083] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6785.116087] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6785.116091] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6785.116095] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6785.116277] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6785.116281] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6785.116286] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6785.116294] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6785.116299] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6785.116302] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6785.116475] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6785.116479] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6785.116484] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6785.116809] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=789/1388
>[ 6785.116814] [drm:intel_panel_actually_set_backlight] set backlight PWM = 789
>[ 6785.126982] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=792/1388
>[ 6785.126985] [drm:intel_panel_actually_set_backlight] set backlight PWM = 792
>[ 6785.137008] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=796/1388
>[ 6785.137011] [drm:intel_panel_actually_set_backlight] set backlight PWM = 796
>[ 6785.147111] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=799/1388
>[ 6785.147113] [drm:intel_panel_actually_set_backlight] set backlight PWM = 799
>[ 6785.157150] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=803/1388
>[ 6785.157153] [drm:intel_panel_actually_set_backlight] set backlight PWM = 803
>[ 6785.167256] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=806/1388
>[ 6785.167258] [drm:intel_panel_actually_set_backlight] set backlight PWM = 806
>[ 6785.177345] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=810/1388
>[ 6785.177348] [drm:intel_panel_actually_set_backlight] set backlight PWM = 810
>[ 6785.187447] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=813/1388
>[ 6785.187449] [drm:intel_panel_actually_set_backlight] set backlight PWM = 813
>[ 6785.197495] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=817/1388
>[ 6785.197498] [drm:intel_panel_actually_set_backlight] set backlight PWM = 817
>[ 6785.207566] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=820/1388
>[ 6785.207568] [drm:intel_panel_actually_set_backlight] set backlight PWM = 820
>[ 6785.217645] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=824/1388
>[ 6785.217647] [drm:intel_panel_actually_set_backlight] set backlight PWM = 824
>[ 6785.227709] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=827/1388
>[ 6785.227711] [drm:intel_panel_actually_set_backlight] set backlight PWM = 827
>[ 6785.237795] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=831/1388
>[ 6785.237797] [drm:intel_panel_actually_set_backlight] set backlight PWM = 831
>[ 6785.247874] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=834/1388
>[ 6785.247876] [drm:intel_panel_actually_set_backlight] set backlight PWM = 834
>[ 6785.257934] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=838/1388
>[ 6785.257936] [drm:intel_panel_actually_set_backlight] set backlight PWM = 838
>[ 6785.268024] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=841/1388
>[ 6785.268027] [drm:intel_panel_actually_set_backlight] set backlight PWM = 841
>[ 6785.278091] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=844/1388
>[ 6785.278093] [drm:intel_panel_actually_set_backlight] set backlight PWM = 844
>[ 6785.288167] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=848/1388
>[ 6785.288170] [drm:intel_panel_actually_set_backlight] set backlight PWM = 848
>[ 6785.298263] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=851/1388
>[ 6785.298265] [drm:intel_panel_actually_set_backlight] set backlight PWM = 851
>[ 6785.308323] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=855/1388
>[ 6785.308325] [drm:intel_panel_actually_set_backlight] set backlight PWM = 855
>[ 6785.322352] [drm:intel_panel_get_backlight] get backlight PWM = 855
>[ 6785.346505] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6785.346511] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 6785.346515] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 6785.346690] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 6785.346851] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 6785.346854] ------------[ cut here ]------------
>[ 6785.346868] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6785.346870] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6785.346917]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6785.346933] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6785.346934] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6785.346936]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6785.346939]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6785.346941]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 6785.346955] Call Trace:
>[ 6785.346961]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6785.346966]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6785.346969]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6785.346977]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6785.346986]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 6785.346992]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 6785.346996]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6785.347002]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6785.347008]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6785.347012]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6785.347016]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6785.347018]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6785.347022]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6785.347024] ---[ end trace bfcfc188c8214510 ]---
>[ 6785.347034] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 6785.347035] ------------[ cut here ]------------
>[ 6785.347041] WARNING: CPU: 2 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 6785.347042] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 6785.347067]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 6785.347074] CPU: 2 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 6785.347075] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 6785.347076]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 6785.347077]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 6785.347079]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 6785.347080] Call Trace:
>[ 6785.347082]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 6785.347085]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 6785.347086]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 6785.347091]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 6785.347096]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 6785.347100]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 6785.347102]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 6785.347106]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 6785.347110]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 6785.347113]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 6785.347114]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 6785.347116]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 6785.347118]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 6785.347119] ---[ end trace bfcfc188c8214511 ]---
>[ 6785.347122] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 6785.347124] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 6785.347128] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 6785.347189] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 6785.347192] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 6785.347193] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 6785.347196] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 6785.347199] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 6785.347200] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 6785.347201] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 6785.347205] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 6785.347206] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 6785.347208] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 6785.347209] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 6785.347374] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 6785.347377] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 6785.347379] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 6785.347383] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 6785.347385] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 6785.347387] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 6785.347554] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 6785.347557] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 6785.347558] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 6785.347723] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=858/1388
>[ 6785.347726] [drm:intel_panel_actually_set_backlight] set backlight PWM = 858
>[ 6785.357790] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=861/1388
>[ 6785.357792] [drm:intel_panel_actually_set_backlight] set backlight PWM = 861
>[ 6785.367906] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=865/1388
>[ 6785.367909] [drm:intel_panel_actually_set_backlight] set backlight PWM = 865
>[ 6785.377979] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=868/1388
>[ 6785.377981] [drm:intel_panel_actually_set_backlight] set backlight PWM = 868
>[ 6785.388065] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=872/1388
>[ 6785.388067] [drm:intel_panel_actually_set_backlight] set backlight PWM = 872
>[ 6785.398138] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=875/1388
>[ 6785.398140] [drm:intel_panel_actually_set_backlight] set backlight PWM = 875
>[ 6785.408225] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=879/1388
>[ 6785.408227] [drm:intel_panel_actually_set_backlight] set backlight PWM = 879
>[ 6785.418311] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=882/1388
>[ 6785.418314] [drm:intel_panel_actually_set_backlight] set backlight PWM = 882
>[ 6785.428403] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=886/1388
>[ 6785.428405] [drm:intel_panel_actually_set_backlight] set backlight PWM = 886
>[ 6785.438451] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=889/1388
>[ 6785.438453] [drm:intel_panel_actually_set_backlight] set backlight PWM = 889
>[ 6785.448536] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=893/1388
>[ 6785.448538] [drm:intel_panel_actually_set_backlight] set backlight PWM = 893
>[ 6785.458599] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=896/1388
>[ 6785.458601] [drm:intel_panel_actually_set_backlight] set backlight PWM = 896
>[ 6785.468709] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=900/1388
>[ 6785.468712] [drm:intel_panel_actually_set_backlight] set backlight PWM = 900
>[ 6785.478792] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=903/1388
>[ 6785.478794] [drm:intel_panel_actually_set_backlight] set backlight PWM = 903
>[ 6785.488902] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=907/1388
>[ 6785.488905] [drm:intel_panel_actually_set_backlight] set backlight PWM = 907
>[ 6785.498994] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=910/1388
>[ 6785.498996] [drm:intel_panel_actually_set_backlight] set backlight PWM = 910
>[ 6785.509092] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=913/1388
>[ 6785.509094] [drm:intel_panel_actually_set_backlight] set backlight PWM = 913
>[ 6785.519189] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=917/1388
>[ 6785.519192] [drm:intel_panel_actually_set_backlight] set backlight PWM = 917
>[ 6785.529261] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=920/1388
>[ 6785.529263] [drm:intel_panel_actually_set_backlight] set backlight PWM = 920
>[ 6785.539345] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=924/1388
>[ 6785.539347] [drm:intel_panel_actually_set_backlight] set backlight PWM = 924
>[ 6785.553401] [drm:intel_panel_get_backlight] get backlight PWM = 924
>[ 6787.721976] [drm:drm_mode_addfb] [FB:45]
>[ 6788.121383] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 6788.121391] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 6788.121393] [drm:intel_display_power_put] disabling always-on
>[ 6790.225669] [drm:drm_mode_addfb] [FB:48]
>[ 6795.132076] [drm:drm_mode_addfb] [FB:41]
>[ 6796.406244] [drm:drm_mode_addfb] [FB:48]
>[ 6811.365354] [drm:drm_mode_addfb] [FB:45]
>[ 6819.442875] [drm:drm_mode_addfb] [FB:41]
>[ 6819.447788] [drm:drm_mode_addfb] [FB:48]
>[ 6832.444561] [drm:drm_mode_addfb] [FB:45]
>[ 6837.028238] [drm:drm_mode_addfb] [FB:48]
>[ 6855.425803] [drm:drm_mode_addfb] [FB:45]
>[ 6855.431387] [drm:drm_mode_addfb] [FB:49]
>[ 6865.283575] [drm:drm_mode_addfb] [FB:48]
>[ 6876.952531] [drm:drm_mode_addfb] [FB:45]
>[ 6895.410737] [drm:drm_mode_addfb] [FB:48]
>[ 6899.767337] [drm:drm_mode_addfb] [FB:41]
>[ 6899.773773] [drm:drm_mode_addfb] [FB:49]
>[ 6905.127380] cfg80211: Calling CRDA to update world regulatory domain
>[ 6907.754210] [drm:drm_mode_addfb] [FB:45]
>[ 6925.308871] [drm:drm_mode_addfb] [FB:45]
>[ 6945.460242] [drm:drm_mode_addfb] [FB:48]
>[ 6951.092081] [drm:drm_mode_addfb] [FB:45]
>[ 6966.408723] [drm:drm_mode_addfb] [FB:45]
>[ 6971.466815] [drm:drm_mode_addfb] [FB:45]
>[ 6973.880572] [drm:drm_mode_addfb] [FB:49]
>[ 6979.037602] [drm:drm_mode_addfb] [FB:41]
>[ 6982.299415] cfg80211: Calling CRDA to update world regulatory domain
>[ 6996.601166] [drm:drm_mode_addfb] [FB:41]
>[ 6996.623019] [drm:drm_mode_addfb] [FB:48]
>[ 6998.223659] [drm:drm_mode_addfb] [FB:45]
>[ 6998.240489] [drm:drm_mode_addfb] [FB:48]
>[ 7008.637017] [drm:drm_mode_addfb] [FB:45]
>[ 7008.647541] [drm:drm_mode_addfb] [FB:49]
>[ 7018.754259] [drm:drm_mode_addfb] [FB:45]
>[ 7019.554709] [drm:drm_mode_addfb] [FB:48]
>[ 7028.970926] [drm:drm_mode_addfb] [FB:45]
>[ 7033.478117] [drm:drm_mode_addfb] [FB:48]
>[ 7039.315470] [drm:drm_mode_addfb] [FB:45]
>[ 7039.320634] [drm:drm_mode_addfb] [FB:49]
>[ 7053.067884] [drm:drm_mode_addfb] [FB:48]
>[ 7063.418136] [drm:drm_mode_addfb] [FB:45]
>[ 7064.323565] [drm:drm_mode_addfb] [FB:49]
>[ 7068.747164] [drm:drm_mode_addfb] [FB:45]
>[ 7068.760877] [drm:drm_mode_addfb] [FB:49]
>[ 7072.555255] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 7073.924237] [drm:i915_gem_context_create_ioctl] HW context 6 created
>[ 7074.548172] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 7079.279996] [drm:drm_mode_addfb] [FB:45]
>[ 7079.285167] [drm:i915_gem_context_create_ioctl] HW context 5 created
>[ 7079.309426] [drm:drm_mode_addfb] [FB:48]
>[ 7083.964817] [drm:i915_gem_context_destroy_ioctl] HW context 6 destroyed
>[ 7090.648421] [drm:drm_mode_addfb] [FB:45]
>[ 7092.556986] [drm:drm_mode_addfb] [FB:48]
>[ 7102.653186] [drm:drm_mode_addfb] [FB:48]
>[ 7143.646985] [drm:drm_mode_addfb] [FB:41]
>[ 7166.181480] [drm:drm_mode_addfb] [FB:45]
>[ 7179.855201] [drm:drm_mode_addfb] [FB:48]
>[ 7179.864576] [drm:drm_mode_addfb] [FB:49]
>[ 7181.667016] [drm:drm_mode_addfb] [FB:41]
>[ 7184.685091] [drm:drm_mode_addfb] [FB:49]
>[ 7215.792128] [drm:drm_mode_addfb] [FB:41]
>[ 7224.979488] [drm:drm_mode_addfb] [FB:41]
>[ 7227.171834] [drm:drm_mode_addfb] [FB:45]
>[ 7232.490001] [drm:drm_mode_addfb] [FB:41]
>[ 7253.813390] [drm:drm_mode_addfb] [FB:45]
>[ 7283.420680] [drm:drm_mode_addfb] [FB:41]
>[ 7283.432017] [drm:drm_mode_addfb] [FB:49]
>[ 7285.486852] [drm:drm_mode_addfb] [FB:45]
>[ 7285.495993] [drm:drm_mode_addfb] [FB:49]
>[ 7295.368550] [drm:drm_mode_addfb] [FB:45]
>[ 7296.038521] [drm:drm_mode_addfb] [FB:49]
>[ 7305.909426] [drm:drm_mode_addfb] [FB:41]
>[ 7307.736457] [drm:drm_mode_addfb] [FB:45]
>[ 7315.932846] [drm:drm_mode_addfb] [FB:45]
>[ 7326.072314] [drm:drm_mode_addfb] [FB:45]
>[ 7329.777583] [drm:drm_mode_addfb] [FB:48]
>[ 7336.096722] [drm:drm_mode_addfb] [FB:45]
>[ 7339.116659] [drm:drm_mode_addfb] [FB:48]
>[ 7345.953678] [drm:drm_mode_addfb] [FB:41]
>[ 7361.706986] [drm:drm_mode_addfb] [FB:48]
>[ 7384.337055] [drm:drm_mode_addfb] [FB:45]
>[ 7385.977988] [drm:drm_mode_addfb] [FB:48]
>[ 7396.323082] [drm:drm_mode_addfb] [FB:48]
>[ 7412.610234] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7412.610239] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7412.610243] [drm:intel_display_power_get] enabling always-on
>[ 7412.610245] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7412.610251] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 7412.610258] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 7412.610432] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7412.610592] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7412.610595] ------------[ cut here ]------------
>[ 7412.610608] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 7412.610609] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7412.610651]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7412.610666] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7412.610667] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7412.610669]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 7412.610671]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 7412.610674]  000000000000000b ffff8802624b85d8 000000000000000b ffff8802624b0000
>[ 7412.610677] Call Trace:
>[ 7412.610681]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7412.610685]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7412.610688]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7412.610694]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 7412.610703]  [<ffffffffa0c37586>] intel_dp_detect+0xd6/0x230 [i915]
>[ 7412.610707]  [<ffffffffa0b1ab03>] drm_helper_probe_single_connector_modes_merge_bits+0x2e3/0x3d0 [drm_kms_helper]
>[ 7412.610710]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 7412.610716]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 7412.610721]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 7412.610725]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 7412.610728]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 7412.610730]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 7412.610733]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 7412.610734] ---[ end trace bfcfc188c8214512 ]---
>[ 7412.610743] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7412.610744] ------------[ cut here ]------------
>[ 7412.610750] WARNING: CPU: 0 PID: 502 at drivers/gpu/drm/i915/intel_pm.c:6317 intel_display_power_put+0x14c/0x160 [i915]()
>[ 7412.610751] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7412.610784]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7412.610795] CPU: 0 PID: 502 Comm: Xorg.bin Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7412.610797] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7412.610798]  0000000000000000 000000000f96e351 ffff88025da4bbe0 ffffffff815367d0
>[ 7412.610800]  0000000000000000 ffff88025da4bc18 ffffffff8107054d ffff8802624b002c
>[ 7412.610802]  000000000000000b ffff8802624b85d8 ffff88007a858000 ffff8802624b0000
>[ 7412.610804] Call Trace:
>[ 7412.610806]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7412.610809]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7412.610812]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7412.610818]  [<ffffffffa0bc82bc>] intel_display_power_put+0x14c/0x160 [i915]
>[ 7412.610825]  [<ffffffffa0c341fb>] intel_dp_get_modes+0x6b/0x100 [i915]
>[ 7412.610828]  [<ffffffffa0b1aa25>] drm_helper_probe_single_connector_modes_merge_bits+0x205/0x3d0 [drm_kms_helper]
>[ 7412.610831]  [<ffffffffa0b1ac03>] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper]
>[ 7412.610836]  [<ffffffffa0b85c8c>] drm_mode_getconnector+0x41c/0x480 [drm]
>[ 7412.610841]  [<ffffffffa0b77fcf>] drm_ioctl+0x1df/0x680 [drm]
>[ 7412.610843]  [<ffffffff811d9eb0>] do_vfs_ioctl+0x2d0/0x4b0
>[ 7412.610845]  [<ffffffff811e453e>] ? __fget+0x6e/0xb0
>[ 7412.610848]  [<ffffffff811da111>] SyS_ioctl+0x81/0xa0
>[ 7412.610850]  [<ffffffff8153c7a9>] system_call_fastpath+0x16/0x1b
>[ 7412.610852] ---[ end trace bfcfc188c8214513 ]---
>[ 7412.610856] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7412.610859] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7412.610863] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7412.610949] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7412.610951] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7412.610953] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7412.610957] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7412.610960] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7412.610962] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7412.610963] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7412.610967] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7412.610969] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7412.610971] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7412.610972] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7412.611133] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7412.611135] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7412.611137] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7412.611141] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7412.611142] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7412.611144] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7412.611301] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7412.611302] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7412.611304] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7412.611416] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=888/1388
>[ 7412.611418] [drm:intel_panel_actually_set_backlight] set backlight PWM = 888
>[ 7412.621545] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=852/1388
>[ 7412.621549] [drm:intel_panel_actually_set_backlight] set backlight PWM = 852
>[ 7412.631650] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=816/1388
>[ 7412.631654] [drm:intel_panel_actually_set_backlight] set backlight PWM = 816
>[ 7412.641738] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=780/1388
>[ 7412.641742] [drm:intel_panel_actually_set_backlight] set backlight PWM = 780
>[ 7412.651786] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=745/1388
>[ 7412.651789] [drm:intel_panel_actually_set_backlight] set backlight PWM = 745
>[ 7412.661863] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=709/1388
>[ 7412.661866] [drm:intel_panel_actually_set_backlight] set backlight PWM = 709
>[ 7412.671972] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=673/1388
>[ 7412.671977] [drm:intel_panel_actually_set_backlight] set backlight PWM = 673
>[ 7412.682029] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=637/1388
>[ 7412.682032] [drm:intel_panel_actually_set_backlight] set backlight PWM = 637
>[ 7412.692128] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=601/1388
>[ 7412.692133] [drm:intel_panel_actually_set_backlight] set backlight PWM = 601
>[ 7412.702174] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=566/1388
>[ 7412.702178] [drm:intel_panel_actually_set_backlight] set backlight PWM = 566
>[ 7412.712251] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=530/1388
>[ 7412.712254] [drm:intel_panel_actually_set_backlight] set backlight PWM = 530
>[ 7412.722376] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=494/1388
>[ 7412.722381] [drm:intel_panel_actually_set_backlight] set backlight PWM = 494
>[ 7412.732432] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=458/1388
>[ 7412.732436] [drm:intel_panel_actually_set_backlight] set backlight PWM = 458
>[ 7412.742495] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=422/1388
>[ 7412.742499] [drm:intel_panel_actually_set_backlight] set backlight PWM = 422
>[ 7412.752561] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=387/1388
>[ 7412.752566] [drm:intel_panel_actually_set_backlight] set backlight PWM = 387
>[ 7412.762639] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=351/1388
>[ 7412.762644] [drm:intel_panel_actually_set_backlight] set backlight PWM = 351
>[ 7412.772718] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=315/1388
>[ 7412.772722] [drm:intel_panel_actually_set_backlight] set backlight PWM = 315
>[ 7412.782797] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=279/1388
>[ 7412.782801] [drm:intel_panel_actually_set_backlight] set backlight PWM = 279
>[ 7412.792868] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=243/1388
>[ 7412.792873] [drm:intel_panel_actually_set_backlight] set backlight PWM = 243
>[ 7412.802919] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=208/1388
>[ 7412.802923] [drm:intel_panel_actually_set_backlight] set backlight PWM = 208
>[ 7412.813350] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=200/1388
>[ 7412.813353] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[ 7413.613125] [drm:intel_display_power_put] disabling display
>[ 7413.613130] [drm:hsw_set_power_well] Requesting to disable the power well
>[ 7415.204510] usb 1-1: USB disconnect, device number 7
>[ 7415.617132] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 7415.617142] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 7415.617145] [drm:intel_display_power_put] disabling always-on
>[ 7416.963326] IPv6: ADDRCONF(NETDEV_CHANGE): wlp3s0: link becomes ready
>[ 7416.964380] cfg80211: Calling CRDA to update world regulatory domain
>[ 7416.986009] IPv6: ADDRCONF(NETDEV_UP): wlp3s0: link is not ready
>[ 7416.997227] PM: Syncing filesystems ... 
>[ 7417.054445] [drm:i915_gem_open] 
>[ 7417.067816] [drm:intel_crtc_cursor_set_obj] cursor off
>[ 7417.077866] [drm:drm_mode_addfb] [FB:45]
>[ 7417.082237] [drm:drm_mode_addfb] [FB:49]
>[ 7417.438159] done.
>[ 7417.438163] PM: Preparing system for mem sleep
>[ 7417.438259] Freezing user space processes ... (elapsed 0.001 seconds) done.
>[ 7417.439649] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
>[ 7417.440738] PM: Entering mem sleep
>[ 7417.440762] Suspending console(s) (use no_console_suspend to debug)
>[ 7417.441067] sd 0:0:0:0: [sda] Synchronizing SCSI cache
>[ 7417.441306] [drm:intel_display_power_get] enabling always-on
>[ 7417.441307] [drm:intel_display_power_get] enabling display
>[ 7417.441309] [drm:hsw_set_power_well] Enabling power well
>[ 7417.444527] sd 0:0:0:0: [sda] Stopping disk
>[ 7417.461186] [drm:intel_edp_backlight_off] 
>[ 7417.714636] [drm:intel_panel_actually_set_backlight] set backlight PWM = 0
>[ 7417.727983] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 7417.727988] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 7417.728158] [drm:intel_edp_panel_off] Turn eDP power off
>[ 7417.728161] [drm:wait_panel_off] Wait for panel power off time
>[ 7417.728164] [drm:wait_panel_status] mask b0000000 value 00000000 status 80000008 control abcd0000
>[ 7417.808012] [drm:wait_panel_status] Wait complete
>[ 7417.808020] [drm:intel_update_fbc] no output, disabling
>[ 7417.808021] [drm:intel_display_power_put] disabling always-on
>[ 7417.808022] ------------[ cut here ]------------
>[ 7417.808033] WARNING: CPU: 1 PID: 3227 at drivers/gpu/drm/i915/intel_pm.c:6321 intel_display_power_put+0xf9/0x160 [i915]()
>[ 7417.808059] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7417.808067]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7417.808069] CPU: 1 PID: 3227 Comm: kworker/u16:16 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7417.808070] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7417.808073] Workqueue: events_unbound async_run_entry_fn
>[ 7417.808075]  0000000000000000 000000004eaf681b ffff8801d1ff3c18 ffffffff815367d0
>[ 7417.808076]  0000000000000000 ffff8801d1ff3c50 ffffffff8107054d ffffffffa0c80800
>[ 7417.808077]  0000000000000200 ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 7417.808077] Call Trace:
>[ 7417.808080]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7417.808083]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7417.808085]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7417.808089]  [<ffffffffa0bc8269>] intel_display_power_put+0xf9/0x160 [i915]
>[ 7417.808096]  [<ffffffffa0c14b93>] intel_crtc_control+0x83/0x100 [i915]
>[ 7417.808099]  [<ffffffffa0bbba9a>] i915_drm_freeze+0xaa/0x1f0 [i915]
>[ 7417.808102]  [<ffffffffa0bbbd2f>] i915_pm_suspend+0x2f/0x50 [i915]
>[ 7417.808106]  [<ffffffff812e78e6>] pci_pm_suspend+0x76/0x160
>[ 7417.808107]  [<ffffffff812e7870>] ? pci_pm_freeze+0xf0/0xf0
>[ 7417.808111]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 7417.808112]  [<ffffffff813b914e>] __device_suspend+0x10e/0x340
>[ 7417.808115]  [<ffffffff8109b55f>] ? try_to_wake_up+0x1ff/0x380
>[ 7417.808117]  [<ffffffff813b939f>] async_suspend+0x1f/0xa0
>[ 7417.808118]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 7417.808121]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7417.808122]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7417.808124]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7417.808125]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7417.808126]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7417.808129]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7417.808130]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7417.808130] ---[ end trace bfcfc188c8214514 ]---
>[ 7417.809316] [drm:intel_display_power_put] disabling display
>[ 7417.809317] [drm:hsw_set_power_well] Requesting to disable the power well
>[ 7417.809348] PM: suspend of devices complete after 368.351 msecs
>[ 7417.809508] [drm:hsw_enable_pc8] Enabling package C8+
>[ 7417.848048] PM: late suspend of devices complete after 38.681 msecs
>[ 7417.848690] xhci_hcd 0000:00:14.0: System wakeup enabled by ACPI
>[ 7417.861375] PM: noirq suspend of devices complete after 13.320 msecs
>[ 7417.861566] ACPI: Preparing to enter system sleep state S3
>[ 7420.732372] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 7420.732378] [drm:hsw_unclaimed_reg_detect] *ERROR* Unclaimed register detected. Please use the i915.mmio_debug=1 to debug this problem.
>[ 7420.732378] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0xffffffff PP_CONTROL: 0xffffffff
>[ 7451.207316] PM: Saving platform NVS memory
>[ 7451.207318] Disabling non-boot CPUs ...
>[ 7451.207344] intel_pstate CPU 1 exiting
>[ 7451.208481] kvm: disabling virtualization on CPU1
>[ 7451.310580] smpboot: CPU 1 is now offline
>[ 7451.311008] intel_pstate CPU 2 exiting
>[ 7451.312262] kvm: disabling virtualization on CPU2
>[ 7451.413931] smpboot: CPU 2 is now offline
>[ 7451.414216] intel_pstate CPU 3 exiting
>[ 7451.415532] kvm: disabling virtualization on CPU3
>[ 7451.517316] smpboot: CPU 3 is now offline
>[ 7451.519742] ACPI: Low-level resume complete
>[ 7451.519811] PM: Restoring platform NVS memory
>[ 7451.520205] Enabling non-boot CPUs ...
>[ 7451.520256] x86: Booting SMP configuration:
>[ 7451.520258] smpboot: Booting Node 0 Processor 1 APIC 0x2
>[ 7451.532945] CPU1 microcode updated early to revision 0x1c, date = 2014-07-03
>[ 7451.536731] kvm: enabling virtualization on CPU1
>[ 7451.541141] CPU1 is up
>[ 7451.544005] smpboot: Booting Node 0 Processor 2 APIC 0x1
>[ 7451.555484] CPU2 microcode updated early to revision 0x1c, date = 2014-07-03
>[ 7451.556473] kvm: enabling virtualization on CPU2
>[ 7451.588784] CPU2 is up
>[ 7451.588804] smpboot: Booting Node 0 Processor 3 APIC 0x3
>[ 7451.601029] kvm: enabling virtualization on CPU3
>[ 7451.603818] CPU3 is up
>[ 7451.606727] ACPI: Waking up from system sleep state S3
>[ 7453.633929] xhci_hcd 0000:00:14.0: System wakeup disabled by ACPI
>[ 7453.667073] PM: noirq resume of devices complete after 33.244 msecs
>[ 7453.667111] [drm:hsw_disable_pc8] Disabling package C8+
>[ 7453.687191] [drm:intel_display_power_get] enabling display
>[ 7453.687260] PM: early resume of devices complete after 20.152 msecs
>[ 7453.687516] mei_me 0000:00:16.0: irq 50 for MSI/MSI-X
>[ 7453.687529] snd_hda_intel 0000:00:03.0: irq 52 for MSI/MSI-X
>[ 7453.687659] snd_hda_intel 0000:00:1b.0: irq 53 for MSI/MSI-X
>[ 7453.694161] [drm:intel_opregion_setup] graphic opregion physical addr: 0x8ad18190
>[ 7453.694174] [drm:intel_opregion_setup] Public ACPI methods supported
>[ 7453.694174] [drm:intel_opregion_setup] SWSCI supported
>[ 7453.700424] sd 0:0:0:0: [sda] Starting disk
>[ 7453.701226] rtc_cmos 00:02: System wakeup disabled by ACPI
>[ 7453.753754] [drm:swsci] SWSCI request timed out
>[ 7453.753755] [drm:swsci] SWSCI request already in progress
>[ 7453.753756] [drm:swsci_setup] SWSCI GBDA callbacks 00000001, SBCB callbacks 00000001
>[ 7453.753757] [drm:intel_opregion_setup] ASLE supported
>[ 7453.753907] [drm:init_status_page] render ring hws offset: 0x7fff0000
>[ 7453.763731] [drm:init_status_page] bsd ring hws offset: 0x00fd2000
>[ 7453.763749] [drm:init_status_page] blitter ring hws offset: 0x00ff3000
>[ 7453.763765] [drm:init_status_page] video enhancement ring hws offset: 0x01014000
>[ 7453.764173] [drm:intel_modeset_readout_hw_state] [CRTC:7] hw state readout: disabled
>[ 7453.764175] [drm:intel_modeset_readout_hw_state] [CRTC:11] hw state readout: disabled
>[ 7453.764176] [drm:intel_modeset_readout_hw_state] [CRTC:15] hw state readout: disabled
>[ 7453.764178] [drm:intel_modeset_readout_hw_state] WRPLL 1 hw state readout: refcount 0, on 0
>[ 7453.764179] [drm:intel_modeset_readout_hw_state] WRPLL 2 hw state readout: refcount 0, on 0
>[ 7453.764180] [drm:intel_modeset_readout_hw_state] [ENCODER:17:TMDS-17] hw state readout: disabled, pipe A
>[ 7453.764181] [drm:intel_modeset_readout_hw_state] [ENCODER:25:TMDS-25] hw state readout: disabled, pipe A
>[ 7453.764182] [drm:intel_modeset_readout_hw_state] [ENCODER:27:DP MST-27] hw state readout: disabled, pipe A
>[ 7453.764183] [drm:intel_modeset_readout_hw_state] [ENCODER:28:DP MST-28] hw state readout: disabled, pipe B
>[ 7453.764183] [drm:intel_modeset_readout_hw_state] [ENCODER:29:DP MST-29] hw state readout: disabled, pipe C
>[ 7453.764184] [drm:intel_modeset_readout_hw_state] [ENCODER:32:TMDS-32] hw state readout: disabled, pipe A
>[ 7453.764185] [drm:intel_modeset_readout_hw_state] [ENCODER:34:DP MST-34] hw state readout: disabled, pipe A
>[ 7453.764185] [drm:intel_modeset_readout_hw_state] [ENCODER:35:DP MST-35] hw state readout: disabled, pipe B
>[ 7453.764186] [drm:intel_modeset_readout_hw_state] [ENCODER:36:DP MST-36] hw state readout: disabled, pipe C
>[ 7453.764187] [drm:intel_modeset_readout_hw_state] [CONNECTOR:18:eDP-1] hw state readout: disabled
>[ 7453.764188] [drm:intel_modeset_readout_hw_state] [CONNECTOR:26:DP-1] hw state readout: disabled
>[ 7453.764189] [drm:intel_modeset_readout_hw_state] [CONNECTOR:30:HDMI-A-1] hw state readout: disabled
>[ 7453.764190] [drm:intel_modeset_readout_hw_state] [CONNECTOR:33:DP-2] hw state readout: disabled
>[ 7453.764191] [drm:intel_modeset_readout_hw_state] [CONNECTOR:37:HDMI-A-2] hw state readout: disabled
>[ 7453.764193] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe A
>[ 7453.764193] [drm:i915_get_vblank_timestamp] crtc 0 is disabled
>[ 7453.764194] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe A
>[ 7453.764195] [drm:intel_dump_pipe_config] [CRTC:7][setup_hw_state] config for pipe A
>[ 7453.764196] [drm:intel_dump_pipe_config] cpu_transcoder: A
>[ 7453.764196] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 7453.764197] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764198] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764198] [drm:intel_dump_pipe_config] requested mode:
>[ 7453.764199] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764200] [drm:intel_dump_pipe_config] adjusted mode:
>[ 7453.764201] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764202] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 7453.764202] [drm:intel_dump_pipe_config] port clock: 0
>[ 7453.764202] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 7453.764203] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 7453.764203] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 7453.764204] [drm:intel_dump_pipe_config] ips: 0
>[ 7453.764204] [drm:intel_dump_pipe_config] double wide: 0
>[ 7453.764206] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe B
>[ 7453.764206] [drm:i915_get_vblank_timestamp] crtc 1 is disabled
>[ 7453.764207] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe B
>[ 7453.764207] [drm:intel_dump_pipe_config] [CRTC:11][setup_hw_state] config for pipe B
>[ 7453.764208] [drm:intel_dump_pipe_config] cpu_transcoder: B
>[ 7453.764208] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 7453.764209] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764209] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764210] [drm:intel_dump_pipe_config] requested mode:
>[ 7453.764211] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764211] [drm:intel_dump_pipe_config] adjusted mode:
>[ 7453.764212] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764213] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 7453.764213] [drm:intel_dump_pipe_config] port clock: 0
>[ 7453.764214] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 7453.764214] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 7453.764215] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 7453.764215] [drm:intel_dump_pipe_config] ips: 0
>[ 7453.764215] [drm:intel_dump_pipe_config] double wide: 0
>[ 7453.764217] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe C
>[ 7453.764217] [drm:i915_get_vblank_timestamp] crtc 2 is disabled
>[ 7453.764217] [drm:gm45_get_vblank_counter] trying to get vblank count for disabled pipe C
>[ 7453.764218] [drm:intel_dump_pipe_config] [CRTC:15][setup_hw_state] config for pipe C
>[ 7453.764218] [drm:intel_dump_pipe_config] cpu_transcoder: C
>[ 7453.764219] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
>[ 7453.764219] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764220] [drm:intel_dump_pipe_config] dp: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764220] [drm:intel_dump_pipe_config] requested mode:
>[ 7453.764221] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764221] [drm:intel_dump_pipe_config] adjusted mode:
>[ 7453.764222] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0 0 0 0 0 0x0 0x0
>[ 7453.764223] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0 0, type: 0x0 flags: 0x0
>[ 7453.764223] [drm:intel_dump_pipe_config] port clock: 0
>[ 7453.764223] [drm:intel_dump_pipe_config] pipe src size: 0x0
>[ 7453.764224] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 7453.764224] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 7453.764225] [drm:intel_dump_pipe_config] ips: 0
>[ 7453.764225] [drm:intel_dump_pipe_config] double wide: 0
>[ 7453.764233] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 1, prepare: 1, disable: 0
>[ 7453.764234] [drm:connected_sink_compute_bpp] [CONNECTOR:18:eDP-1] checking for sink bpp constrains
>[ 7453.764236] [drm:intel_dp_compute_config] DP link computation with max lane count 4 max bw 0a pixel clock 268500KHz
>[ 7453.764236] [drm:intel_dp_compute_config] using min 4 lanes per VBT
>[ 7453.764237] [drm:intel_dp_compute_config] using min 0a link bw per VBT
>[ 7453.764239] [drm:intel_dp_compute_config] DP link bw 0a lane count 4 clock 270000 bpp 24
>[ 7453.764240] [drm:intel_dp_compute_config] DP link bw required 644400 available 864000
>[ 7453.764241] [drm:intel_modeset_pipe_config] plane bpp: 24, pipe bpp: 24, dithering: 0
>[ 7453.764242] [drm:intel_dump_pipe_config] [CRTC:7][modeset] config for pipe A
>[ 7453.764242] [drm:intel_dump_pipe_config] cpu_transcoder: D
>[ 7453.764242] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
>[ 7453.764243] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m: 0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
>[ 7453.764244] [drm:intel_dump_pipe_config] dp: 1, gmch_m: 6256503, gmch_n: 8388608, link_m: 521375, link_n: 524288, tu: 64
>[ 7453.764244] [drm:intel_dump_pipe_config] requested mode:
>[ 7453.764245] [drm:drm_mode_debug_printmodeline] Modeline 0:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7453.764246] [drm:intel_dump_pipe_config] adjusted mode:
>[ 7453.764247] [drm:drm_mode_debug_printmodeline] Modeline 0:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7453.764248] [drm:intel_dump_crtc_timings] crtc timings: 268500 2560 2608 2640 2720 1600 1603 1609 1646, type: 0x48 flags: 0x9
>[ 7453.764248] [drm:intel_dump_pipe_config] port clock: 270000
>[ 7453.764249] [drm:intel_dump_pipe_config] pipe src size: 2560x1600
>[ 7453.764249] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000, ratios: 0x00000000, lvds border: 0x00000000
>[ 7453.764250] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[ 7453.764250] [drm:intel_dump_pipe_config] ips: 1
>[ 7453.764250] [drm:intel_dump_pipe_config] double wide: 0
>[ 7453.764253] ------------[ cut here ]------------
>[ 7453.764262] WARNING: CPU: 3 PID: 3227 at drivers/gpu/drm/i915/intel_pm.c:6321 intel_display_power_put+0xf9/0x160 [i915]()
>[ 7453.764285] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7453.764292]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7453.764293] CPU: 3 PID: 3227 Comm: kworker/u16:16 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7453.764294] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7453.764297] Workqueue: events_unbound async_run_entry_fn
>[ 7453.764299]  0000000000000000 000000004eaf681b ffff8801d1ff3a68 ffffffff815367d0
>[ 7453.764300]  0000000000000000 ffff8801d1ff3aa0 ffffffff8107054d ffffffffa0c80800
>[ 7453.764301]  0000000001000000 ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 7453.764301] Call Trace:
>[ 7453.764304]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7453.764307]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7453.764308]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7453.764312]  [<ffffffffa0bc8269>] intel_display_power_put+0xf9/0x160 [i915]
>[ 7453.764319]  [<ffffffffa0c1460a>] intel_display_set_init_power+0x2a/0x50 [i915]
>[ 7453.764324]  [<ffffffffa0c14732>] modeset_update_crtc_power_domains+0x102/0x180 [i915]
>[ 7453.764328]  [<ffffffffa0c14afe>] haswell_modeset_global_resources+0xe/0x10 [i915]
>[ 7453.764333]  [<ffffffffa0c15365>] __intel_set_mode+0x605/0x16d0 [i915]
>[ 7453.764337]  [<ffffffffa0b7b64e>] ? drm_ut_debug_printk+0x6e/0x90 [drm]
>[ 7453.764343]  [<ffffffffa0c1fe2f>] intel_modeset_setup_hw_state+0x85f/0xd30 [i915]
>[ 7453.764348]  [<ffffffffa0c02c70>] ? hsw_write64+0x150/0x150 [i915]
>[ 7453.764351]  [<ffffffffa0bbb159>] __i915_drm_thaw+0x159/0x1d0 [i915]
>[ 7453.764354]  [<ffffffffa0bbbda8>] i915_resume+0x28/0x50 [i915]
>[ 7453.764357]  [<ffffffffa0bbbde5>] i915_pm_resume+0x15/0x20 [i915]
>[ 7453.764360]  [<ffffffff812e7634>] pci_pm_resume+0x64/0xb0
>[ 7453.764361]  [<ffffffff812e75d0>] ? pci_pm_thaw+0xa0/0xa0
>[ 7453.764364]  [<ffffffff813b779c>] dpm_run_callback+0x4c/0x150
>[ 7453.764366]  [<ffffffff813b83b6>] device_resume+0xd6/0x200
>[ 7453.764367]  [<ffffffff813b84fd>] async_resume+0x1d/0x50
>[ 7453.764369]  [<ffffffff81090b37>] async_run_entry_fn+0x37/0x130
>[ 7453.764370]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7453.764372]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7453.764373]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7453.764374]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7453.764375]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7453.764377]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7453.764378]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7453.764378] ---[ end trace bfcfc188c8214515 ]---
>[ 7453.764406] [drm:ironlake_update_primary_plane] Writing base 0A95A000 00000000 0 0 10240
>[ 7453.764411] [drm:intel_edp_panel_on] Turn eDP power on
>[ 7453.764420] [drm:wait_panel_power_cycle] Wait for panel power cycle
>[ 7453.764437] [drm:wait_panel_status] mask b800000f value 00000000 status 00000000 control abcd0000
>[ 7453.764446] [drm:wait_panel_status] Wait complete
>[ 7453.764471] [drm:wait_panel_on] Wait for panel power on
>[ 7453.764488] [drm:wait_panel_status] mask b000000f value 80000008 status 0000000a control abcd0003
>[ 7453.854777] cfg80211: Calling CRDA to update world regulatory domain
>[ 7453.977174] [drm:wait_panel_status] Wait complete
>[ 7453.977180] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 7453.977185] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000b
>[ 7453.978235] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 7453.978693] [drm:intel_dp_set_signal_levels] Using signal levels 00000000
>[ 7453.979141] [drm:intel_dp_start_link_train] clock recovery OK
>[ 7453.979899] [drm:intel_dp_complete_link_train] Channel EQ done. DP Training successful
>[ 7453.980115] [drm:intel_edp_backlight_on] 
>[ 7453.980116] [drm:intel_panel_enable_backlight] pipe A
>[ 7453.980120] [drm:intel_panel_actually_set_backlight] set backlight PWM = 200
>[ 7454.027177] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
>[ 7454.027388] ata1.00: unexpected _GTF length (8)
>[ 7454.027641] ata1.00: unexpected _GTF length (8)
>[ 7454.027672] ata1.00: configured for UDMA/133
>[ 7454.190571] [drm:intel_edp_psr_enable] PSR not supported by this panel
>[ 7454.217260] [drm:intel_update_fbc] disabled per chip default
>[ 7454.217263] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[ 7454.217264] [drm:intel_display_power_get] enabling always-on
>[ 7454.217265] [drm:intel_display_power_put] disabling always-on
>[ 7454.217266] [drm:intel_modeset_affected_pipes] set mode pipe masks: modeset: 0, prepare: 0, disable: 0
>[ 7454.217267] [drm:intel_display_power_get] enabling always-on
>[ 7454.217268] [drm:intel_display_power_put] disabling always-on
>[ 7454.217270] [drm:intel_connector_check_state] [CONNECTOR:18:eDP-1]
>[ 7454.217272] [drm:check_encoder_state] [ENCODER:17:TMDS-17]
>[ 7454.217273] [drm:check_encoder_state] [ENCODER:25:TMDS-25]
>[ 7454.217274] [drm:check_encoder_state] [ENCODER:27:DP MST-27]
>[ 7454.217274] [drm:check_encoder_state] [ENCODER:28:DP MST-28]
>[ 7454.217275] [drm:check_encoder_state] [ENCODER:29:DP MST-29]
>[ 7454.217275] [drm:check_encoder_state] [ENCODER:32:TMDS-32]
>[ 7454.217276] [drm:check_encoder_state] [ENCODER:34:DP MST-34]
>[ 7454.217276] [drm:check_encoder_state] [ENCODER:35:DP MST-35]
>[ 7454.217276] [drm:check_encoder_state] [ENCODER:36:DP MST-36]
>[ 7454.217277] [drm:check_crtc_state] [CRTC:7]
>[ 7454.217282] [drm:check_crtc_state] [CRTC:11]
>[ 7454.217283] [drm:check_crtc_state] [CRTC:15]
>[ 7454.217284] [drm:check_shared_dpll_state] WRPLL 1
>[ 7454.217284] [drm:check_shared_dpll_state] WRPLL 2
>[ 7454.218440] PM: resume of devices complete after 530.977 msecs
>[ 7454.218642] PM: Finishing wakeup.
>[ 7454.218643] Restarting tasks ... done.
>[ 7454.242585] [drm:add_framebuffer_internal] [FB:45]
>[ 7454.250997] [drm:drm_mode_addfb] [FB:49]
>[ 7454.690836] [drm:intel_display_power_put] disabling display
>[ 7454.690841] [drm:hsw_set_power_well] Requesting to disable the power well
>[ 7455.054234] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>[ 7455.064448] [drm:gen6_enable_rps] Overclocking supported. Max: 1100MHz, Overclock max: 1100MHz
>[ 7456.740601] [drm:drm_mode_addfb] [FB:50]
>[ 7456.988301] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 7456.988309] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 7456.988310] ------------[ cut here ]------------
>[ 7456.988322] WARNING: CPU: 0 PID: 3035 at drivers/gpu/drm/i915/intel_pm.c:6321 intel_display_power_put+0xf9/0x160 [i915]()
>[ 7456.988323] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7456.988354]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7456.988365] CPU: 0 PID: 3035 Comm: kworker/0:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7456.988366] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7456.988373] Workqueue: events edp_panel_vdd_work [i915]
>[ 7456.988374]  0000000000000000 00000000c6b4d6d5 ffff8801d8ba3d38 ffffffff815367d0
>[ 7456.988376]  0000000000000000 ffff8801d8ba3d70 ffffffff8107054d ffffffffa0c80800
>[ 7456.988378]  0000000000000800 ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 7456.988379] Call Trace:
>[ 7456.988383]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7456.988387]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7456.988389]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7456.988393]  [<ffffffffa0bc8269>] intel_display_power_put+0xf9/0x160 [i915]
>[ 7456.988399]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 7456.988404]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 7456.988407]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7456.988409]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7456.988411]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7456.988412]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7456.988414]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7456.988416]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7456.988418]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7456.988419] ---[ end trace bfcfc188c8214516 ]---
>[ 7457.587418] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.587424] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7457.587429] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7457.587435] [drm:intel_display_power_get] enabling always-on
>[ 7457.587436] [drm:_edp_panel_vdd_on] Turning eDP VDD on
>[ 7457.587443] [drm:_edp_panel_vdd_on] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd000f
>[ 7457.587622] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7457.587786] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7457.587792] [drm:intel_display_power_put] disabling always-on
>[ 7457.587795] [drm:intel_display_power_get] enabling always-on
>[ 7457.587805] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7457.587807] [drm:intel_display_power_put] disabling always-on
>[ 7457.587811] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7457.587814] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7457.587819] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.587951] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7457.587954] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7457.587956] [drm:intel_display_power_get] enabling always-on
>[ 7457.587958] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7457.587962] [drm:intel_display_power_put] disabling always-on
>[ 7457.587964] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7457.587969] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7457.587971] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7457.587973] [drm:intel_display_power_get] enabling always-on
>[ 7457.587974] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7457.587978] [drm:intel_display_power_put] disabling always-on
>[ 7457.587979] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7457.587982] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7457.587984] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7457.587986] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7457.587988] [drm:intel_display_power_get] enabling always-on
>[ 7457.588148] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7457.588151] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7457.588152] [drm:intel_display_power_put] disabling always-on
>[ 7457.588154] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7457.588159] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7457.588161] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7457.588163] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7457.588164] [drm:intel_display_power_get] enabling always-on
>[ 7457.588323] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7457.588325] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7457.588327] [drm:intel_display_power_put] disabling always-on
>[ 7457.588328] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7457.588543] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=203/1388
>[ 7457.588546] [drm:intel_panel_actually_set_backlight] set backlight PWM = 203
>[ 7457.620575] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=206/1388
>[ 7457.620580] [drm:intel_panel_actually_set_backlight] set backlight PWM = 206
>[ 7457.620684] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=210/1388
>[ 7457.620686] [drm:intel_panel_actually_set_backlight] set backlight PWM = 210
>[ 7457.620724] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=213/1388
>[ 7457.620726] [drm:intel_panel_actually_set_backlight] set backlight PWM = 213
>[ 7457.629166] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=217/1388
>[ 7457.629172] [drm:intel_panel_actually_set_backlight] set backlight PWM = 217
>[ 7457.639220] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=220/1388
>[ 7457.639225] [drm:intel_panel_actually_set_backlight] set backlight PWM = 220
>[ 7457.649370] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=224/1388
>[ 7457.649375] [drm:intel_panel_actually_set_backlight] set backlight PWM = 224
>[ 7457.659434] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=227/1388
>[ 7457.659439] [drm:intel_panel_actually_set_backlight] set backlight PWM = 227
>[ 7457.669470] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=231/1388
>[ 7457.669476] [drm:intel_panel_actually_set_backlight] set backlight PWM = 231
>[ 7457.679578] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=234/1388
>[ 7457.679583] [drm:intel_panel_actually_set_backlight] set backlight PWM = 234
>[ 7457.689678] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=238/1388
>[ 7457.689683] [drm:intel_panel_actually_set_backlight] set backlight PWM = 238
>[ 7457.699755] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=241/1388
>[ 7457.699760] [drm:intel_panel_actually_set_backlight] set backlight PWM = 241
>[ 7457.709810] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=245/1388
>[ 7457.709814] [drm:intel_panel_actually_set_backlight] set backlight PWM = 245
>[ 7457.719901] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=248/1388
>[ 7457.719906] [drm:intel_panel_actually_set_backlight] set backlight PWM = 248
>[ 7457.729970] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=252/1388
>[ 7457.729974] [drm:intel_panel_actually_set_backlight] set backlight PWM = 252
>[ 7457.740062] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=255/1388
>[ 7457.740067] [drm:intel_panel_actually_set_backlight] set backlight PWM = 255
>[ 7457.750128] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=258/1388
>[ 7457.750132] [drm:intel_panel_actually_set_backlight] set backlight PWM = 258
>[ 7457.760217] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=262/1388
>[ 7457.760220] [drm:intel_panel_actually_set_backlight] set backlight PWM = 262
>[ 7457.766832] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.766838] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7457.766842] [drm:intel_display_power_get] enabling always-on
>[ 7457.766844] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7457.767036] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7457.767238] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7457.767243] [drm:intel_display_power_put] disabling always-on
>[ 7457.767246] [drm:intel_display_power_get] enabling always-on
>[ 7457.767255] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7457.767266] [drm:intel_display_power_put] disabling always-on
>[ 7457.767270] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7457.767273] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7457.767278] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.767396] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7457.767399] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7457.767401] [drm:intel_display_power_get] enabling always-on
>[ 7457.767403] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7457.767407] [drm:intel_display_power_put] disabling always-on
>[ 7457.767409] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7457.767413] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7457.767415] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7457.767417] [drm:intel_display_power_get] enabling always-on
>[ 7457.767418] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7457.767422] [drm:intel_display_power_put] disabling always-on
>[ 7457.767423] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7457.767426] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7457.767428] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7457.767430] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7457.767432] [drm:intel_display_power_get] enabling always-on
>[ 7457.767596] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7457.767599] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7457.767600] [drm:intel_display_power_put] disabling always-on
>[ 7457.767603] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7457.767614] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7457.767616] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7457.767617] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7457.767619] [drm:intel_display_power_get] enabling always-on
>[ 7457.767785] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7457.767787] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7457.767789] [drm:intel_display_power_put] disabling always-on
>[ 7457.767790] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7457.768631] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=265/1388
>[ 7457.768636] [drm:intel_panel_actually_set_backlight] set backlight PWM = 265
>[ 7457.770296] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=265/1388
>[ 7457.770300] [drm:intel_panel_actually_set_backlight] set backlight PWM = 265
>[ 7457.778725] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=268/1388
>[ 7457.778730] [drm:intel_panel_actually_set_backlight] set backlight PWM = 268
>[ 7457.780334] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=269/1388
>[ 7457.780338] [drm:intel_panel_actually_set_backlight] set backlight PWM = 269
>[ 7457.811250] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=272/1388
>[ 7457.811255] [drm:intel_panel_actually_set_backlight] set backlight PWM = 272
>[ 7457.811421] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=275/1388
>[ 7457.811424] [drm:intel_panel_actually_set_backlight] set backlight PWM = 275
>[ 7457.811516] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=279/1388
>[ 7457.811518] [drm:intel_panel_actually_set_backlight] set backlight PWM = 279
>[ 7457.817689] [drm:intel_panel_get_backlight] get backlight PWM = 279
>[ 7457.819050] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=282/1388
>[ 7457.819054] [drm:intel_panel_actually_set_backlight] set backlight PWM = 282
>[ 7457.829368] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=286/1388
>[ 7457.829373] [drm:intel_panel_actually_set_backlight] set backlight PWM = 286
>[ 7457.839336] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=289/1388
>[ 7457.839345] [drm:intel_panel_actually_set_backlight] set backlight PWM = 289
>[ 7457.849286] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=293/1388
>[ 7457.849289] [drm:intel_panel_actually_set_backlight] set backlight PWM = 293
>[ 7457.859404] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=296/1388
>[ 7457.859408] [drm:intel_panel_actually_set_backlight] set backlight PWM = 296
>[ 7457.869438] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=300/1388
>[ 7457.869441] [drm:intel_panel_actually_set_backlight] set backlight PWM = 300
>[ 7457.879509] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=303/1388
>[ 7457.879514] [drm:intel_panel_actually_set_backlight] set backlight PWM = 303
>[ 7457.889649] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=307/1388
>[ 7457.889654] [drm:intel_panel_actually_set_backlight] set backlight PWM = 307
>[ 7457.899720] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=310/1388
>[ 7457.899723] [drm:intel_panel_actually_set_backlight] set backlight PWM = 310
>[ 7457.909789] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=314/1388
>[ 7457.909792] [drm:intel_panel_actually_set_backlight] set backlight PWM = 314
>[ 7457.919878] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=317/1388
>[ 7457.919882] [drm:intel_panel_actually_set_backlight] set backlight PWM = 317
>[ 7457.929977] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=320/1388
>[ 7457.929980] [drm:intel_panel_actually_set_backlight] set backlight PWM = 320
>[ 7457.940063] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=324/1388
>[ 7457.940067] [drm:intel_panel_actually_set_backlight] set backlight PWM = 324
>[ 7457.945006] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.945012] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7457.945017] [drm:intel_display_power_get] enabling always-on
>[ 7457.945018] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7457.945200] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7457.945370] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7457.945375] [drm:intel_display_power_put] disabling always-on
>[ 7457.945379] [drm:intel_display_power_get] enabling always-on
>[ 7457.945390] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7457.945392] [drm:intel_display_power_put] disabling always-on
>[ 7457.945395] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7457.945399] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7457.945406] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7457.945529] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7457.945532] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7457.945534] [drm:intel_display_power_get] enabling always-on
>[ 7457.945536] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7457.945541] [drm:intel_display_power_put] disabling always-on
>[ 7457.945543] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7457.945548] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7457.945550] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7457.945552] [drm:intel_display_power_get] enabling always-on
>[ 7457.945554] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7457.945558] [drm:intel_display_power_put] disabling always-on
>[ 7457.945559] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7457.945563] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7457.945565] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7457.945567] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7457.945569] [drm:intel_display_power_get] enabling always-on
>[ 7457.945732] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7457.945734] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7457.945736] [drm:intel_display_power_put] disabling always-on
>[ 7457.945738] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7457.945745] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7457.945747] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7457.945749] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7457.945751] [drm:intel_display_power_get] enabling always-on
>[ 7457.945911] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7457.945913] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7457.945914] [drm:intel_display_power_put] disabling always-on
>[ 7457.945917] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7457.946138] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=327/1388
>[ 7457.946142] [drm:intel_panel_actually_set_backlight] set backlight PWM = 327
>[ 7457.950137] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=327/1388
>[ 7457.950141] [drm:intel_panel_actually_set_backlight] set backlight PWM = 327
>[ 7457.956470] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=330/1388
>[ 7457.956481] [drm:intel_panel_actually_set_backlight] set backlight PWM = 330
>[ 7457.960194] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=331/1388
>[ 7457.960198] [drm:intel_panel_actually_set_backlight] set backlight PWM = 331
>[ 7457.966476] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=334/1388
>[ 7457.966480] [drm:intel_panel_actually_set_backlight] set backlight PWM = 334
>[ 7457.976163] [drm:intel_panel_get_backlight] get backlight PWM = 334
>[ 7457.976560] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=337/1388
>[ 7457.976563] [drm:intel_panel_actually_set_backlight] set backlight PWM = 337
>[ 7457.986650] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=341/1388
>[ 7457.986655] [drm:intel_panel_actually_set_backlight] set backlight PWM = 341
>[ 7457.996699] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=344/1388
>[ 7457.996702] [drm:intel_panel_actually_set_backlight] set backlight PWM = 344
>[ 7458.006765] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=348/1388
>[ 7458.006768] [drm:intel_panel_actually_set_backlight] set backlight PWM = 348
>[ 7458.016861] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=351/1388
>[ 7458.016863] [drm:intel_panel_actually_set_backlight] set backlight PWM = 351
>[ 7458.027004] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=355/1388
>[ 7458.027009] [drm:intel_panel_actually_set_backlight] set backlight PWM = 355
>[ 7458.037092] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=358/1388
>[ 7458.037097] [drm:intel_panel_actually_set_backlight] set backlight PWM = 358
>[ 7458.047092] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=362/1388
>[ 7458.047096] [drm:intel_panel_actually_set_backlight] set backlight PWM = 362
>[ 7458.067151] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=365/1388
>[ 7458.067155] [drm:intel_panel_actually_set_backlight] set backlight PWM = 365
>[ 7458.067291] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=369/1388
>[ 7458.067293] [drm:intel_panel_actually_set_backlight] set backlight PWM = 369
>[ 7458.077373] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=372/1388
>[ 7458.077378] [drm:intel_panel_actually_set_backlight] set backlight PWM = 372
>[ 7458.087435] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=376/1388
>[ 7458.087439] [drm:intel_panel_actually_set_backlight] set backlight PWM = 376
>[ 7458.097513] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=379/1388
>[ 7458.097516] [drm:intel_panel_actually_set_backlight] set backlight PWM = 379
>[ 7458.107606] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=382/1388
>[ 7458.107611] [drm:intel_panel_actually_set_backlight] set backlight PWM = 382
>[ 7458.117674] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=386/1388
>[ 7458.117678] [drm:intel_panel_actually_set_backlight] set backlight PWM = 386
>[ 7458.127763] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=389/1388
>[ 7458.127767] [drm:intel_panel_actually_set_backlight] set backlight PWM = 389
>[ 7458.138794] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=393/1388
>[ 7458.138798] [drm:intel_panel_actually_set_backlight] set backlight PWM = 393
>[ 7458.140304] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.140310] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7458.140315] [drm:intel_display_power_get] enabling always-on
>[ 7458.140316] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7458.140496] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7458.140661] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7458.140665] [drm:intel_display_power_put] disabling always-on
>[ 7458.140667] [drm:intel_display_power_get] enabling always-on
>[ 7458.140677] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7458.140679] [drm:intel_display_power_put] disabling always-on
>[ 7458.140682] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7458.140686] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7458.140689] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.140781] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7458.140784] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7458.140786] [drm:intel_display_power_get] enabling always-on
>[ 7458.140788] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7458.140792] [drm:intel_display_power_put] disabling always-on
>[ 7458.140794] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7458.140798] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7458.140800] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7458.140801] [drm:intel_display_power_get] enabling always-on
>[ 7458.140802] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7458.140806] [drm:intel_display_power_put] disabling always-on
>[ 7458.140807] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7458.140810] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7458.140812] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7458.140813] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7458.140815] [drm:intel_display_power_get] enabling always-on
>[ 7458.140979] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7458.140981] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7458.140983] [drm:intel_display_power_put] disabling always-on
>[ 7458.140985] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7458.140989] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7458.140991] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7458.140993] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7458.140995] [drm:intel_display_power_get] enabling always-on
>[ 7458.141156] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7458.141158] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7458.141160] [drm:intel_display_power_put] disabling always-on
>[ 7458.141161] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7458.141290] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=396/1388
>[ 7458.141293] [drm:intel_panel_actually_set_backlight] set backlight PWM = 396
>[ 7458.152966] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=399/1388
>[ 7458.152970] [drm:intel_panel_actually_set_backlight] set backlight PWM = 399
>[ 7458.154812] [drm:intel_panel_get_backlight] get backlight PWM = 399
>[ 7458.161586] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=403/1388
>[ 7458.161593] [drm:intel_panel_actually_set_backlight] set backlight PWM = 403
>[ 7458.171645] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=406/1388
>[ 7458.171652] [drm:intel_panel_actually_set_backlight] set backlight PWM = 406
>[ 7458.181737] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=410/1388
>[ 7458.181740] [drm:intel_panel_actually_set_backlight] set backlight PWM = 410
>[ 7458.191820] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=413/1388
>[ 7458.191824] [drm:intel_panel_actually_set_backlight] set backlight PWM = 413
>[ 7458.201880] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=417/1388
>[ 7458.201884] [drm:intel_panel_actually_set_backlight] set backlight PWM = 417
>[ 7458.211963] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=420/1388
>[ 7458.211967] [drm:intel_panel_actually_set_backlight] set backlight PWM = 420
>[ 7458.222040] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=424/1388
>[ 7458.222045] [drm:intel_panel_actually_set_backlight] set backlight PWM = 424
>[ 7458.232444] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=427/1388
>[ 7458.232460] [drm:intel_panel_actually_set_backlight] set backlight PWM = 427
>[ 7458.242711] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=431/1388
>[ 7458.242716] [drm:intel_panel_actually_set_backlight] set backlight PWM = 431
>[ 7458.252756] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=434/1388
>[ 7458.252768] [drm:intel_panel_actually_set_backlight] set backlight PWM = 434
>[ 7458.262751] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=438/1388
>[ 7458.262756] [drm:intel_panel_actually_set_backlight] set backlight PWM = 438
>[ 7458.272821] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=441/1388
>[ 7458.272826] [drm:intel_panel_actually_set_backlight] set backlight PWM = 441
>[ 7458.282903] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=445/1388
>[ 7458.282906] [drm:intel_panel_actually_set_backlight] set backlight PWM = 445
>[ 7458.292967] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=448/1388
>[ 7458.292970] [drm:intel_panel_actually_set_backlight] set backlight PWM = 448
>[ 7458.305972] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=451/1388
>[ 7458.305978] [drm:intel_panel_actually_set_backlight] set backlight PWM = 451
>[ 7458.309194] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.309201] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7458.309205] [drm:intel_display_power_get] enabling always-on
>[ 7458.309208] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7458.309398] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7458.309568] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7458.309573] [drm:intel_display_power_put] disabling always-on
>[ 7458.309576] [drm:intel_display_power_get] enabling always-on
>[ 7458.309587] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7458.309589] [drm:intel_display_power_put] disabling always-on
>[ 7458.309593] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7458.309596] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7458.309603] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.309724] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7458.309727] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7458.309729] [drm:intel_display_power_get] enabling always-on
>[ 7458.309731] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7458.309736] [drm:intel_display_power_put] disabling always-on
>[ 7458.309737] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7458.309743] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7458.309745] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7458.309747] [drm:intel_display_power_get] enabling always-on
>[ 7458.309748] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7458.309752] [drm:intel_display_power_put] disabling always-on
>[ 7458.309754] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7458.309757] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7458.309759] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7458.309761] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7458.309763] [drm:intel_display_power_get] enabling always-on
>[ 7458.309945] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7458.309952] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7458.309955] [drm:intel_display_power_put] disabling always-on
>[ 7458.309958] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7458.309972] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7458.309976] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7458.309977] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7458.309980] [drm:intel_display_power_get] enabling always-on
>[ 7458.310170] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7458.310176] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7458.310180] [drm:intel_display_power_put] disabling always-on
>[ 7458.310184] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7458.310945] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=454/1388
>[ 7458.310948] [drm:intel_panel_actually_set_backlight] set backlight PWM = 454
>[ 7458.315911] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=455/1388
>[ 7458.315924] [drm:intel_panel_actually_set_backlight] set backlight PWM = 455
>[ 7458.321034] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=457/1388
>[ 7458.321039] [drm:intel_panel_actually_set_backlight] set backlight PWM = 457
>[ 7458.326019] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=458/1388
>[ 7458.326024] [drm:intel_panel_actually_set_backlight] set backlight PWM = 458
>[ 7458.331137] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=461/1388
>[ 7458.331141] [drm:intel_panel_actually_set_backlight] set backlight PWM = 461
>[ 7458.336109] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=462/1388
>[ 7458.336120] [drm:intel_panel_actually_set_backlight] set backlight PWM = 462
>[ 7458.341199] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=464/1388
>[ 7458.341203] [drm:intel_panel_actually_set_backlight] set backlight PWM = 464
>[ 7458.350177] [drm:intel_panel_get_backlight] get backlight PWM = 464
>[ 7458.351286] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=468/1388
>[ 7458.351291] [drm:intel_panel_actually_set_backlight] set backlight PWM = 468
>[ 7458.361371] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=471/1388
>[ 7458.361375] [drm:intel_panel_actually_set_backlight] set backlight PWM = 471
>[ 7458.371455] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=475/1388
>[ 7458.371460] [drm:intel_panel_actually_set_backlight] set backlight PWM = 475
>[ 7458.381520] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=478/1388
>[ 7458.381524] [drm:intel_panel_actually_set_backlight] set backlight PWM = 478
>[ 7458.391702] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=482/1388
>[ 7458.391707] [drm:intel_panel_actually_set_backlight] set backlight PWM = 482
>[ 7458.401654] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=485/1388
>[ 7458.401658] [drm:intel_panel_actually_set_backlight] set backlight PWM = 485
>[ 7458.411744] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=489/1388
>[ 7458.411748] [drm:intel_panel_actually_set_backlight] set backlight PWM = 489
>[ 7458.421808] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=492/1388
>[ 7458.421812] [drm:intel_panel_actually_set_backlight] set backlight PWM = 492
>[ 7458.431904] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=496/1388
>[ 7458.431907] [drm:intel_panel_actually_set_backlight] set backlight PWM = 496
>[ 7458.443963] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=499/1388
>[ 7458.443966] [drm:intel_panel_actually_set_backlight] set backlight PWM = 499
>[ 7458.454045] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=503/1388
>[ 7458.454048] [drm:intel_panel_actually_set_backlight] set backlight PWM = 503
>[ 7458.464140] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=506/1388
>[ 7458.464143] [drm:intel_panel_actually_set_backlight] set backlight PWM = 506
>[ 7458.474224] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=509/1388
>[ 7458.474228] [drm:intel_panel_actually_set_backlight] set backlight PWM = 509
>[ 7458.476297] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.476301] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7458.476305] [drm:intel_display_power_get] enabling always-on
>[ 7458.476306] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7458.476484] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7458.476647] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7458.476652] [drm:intel_display_power_put] disabling always-on
>[ 7458.476654] [drm:intel_display_power_get] enabling always-on
>[ 7458.476663] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7458.476664] [drm:intel_display_power_put] disabling always-on
>[ 7458.476667] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7458.476670] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7458.476674] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.476776] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7458.476779] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7458.476780] [drm:intel_display_power_get] enabling always-on
>[ 7458.476782] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7458.476786] [drm:intel_display_power_put] disabling always-on
>[ 7458.476788] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7458.476792] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7458.476794] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7458.476795] [drm:intel_display_power_get] enabling always-on
>[ 7458.476797] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7458.476800] [drm:intel_display_power_put] disabling always-on
>[ 7458.476802] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7458.476805] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7458.476807] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7458.476809] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7458.476810] [drm:intel_display_power_get] enabling always-on
>[ 7458.476976] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7458.476979] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7458.476980] [drm:intel_display_power_put] disabling always-on
>[ 7458.476982] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7458.476988] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7458.476990] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7458.476992] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7458.476993] [drm:intel_display_power_get] enabling always-on
>[ 7458.477153] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7458.477155] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7458.477157] [drm:intel_display_power_put] disabling always-on
>[ 7458.477159] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7458.477374] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=512/1388
>[ 7458.477377] [drm:intel_panel_actually_set_backlight] set backlight PWM = 512
>[ 7458.485949] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=513/1388
>[ 7458.485952] [drm:intel_panel_actually_set_backlight] set backlight PWM = 513
>[ 7458.487480] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=515/1388
>[ 7458.487485] [drm:intel_panel_actually_set_backlight] set backlight PWM = 515
>[ 7458.508871] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=519/1388
>[ 7458.508876] [drm:intel_panel_actually_set_backlight] set backlight PWM = 519
>[ 7458.509040] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=522/1388
>[ 7458.509043] [drm:intel_panel_actually_set_backlight] set backlight PWM = 522
>[ 7458.509173] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=516/1388
>[ 7458.509176] [drm:intel_panel_actually_set_backlight] set backlight PWM = 516
>[ 7458.509249] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=520/1388
>[ 7458.509251] [drm:intel_panel_actually_set_backlight] set backlight PWM = 520
>[ 7458.517728] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=526/1388
>[ 7458.517732] [drm:intel_panel_actually_set_backlight] set backlight PWM = 526
>[ 7458.520326] [drm:intel_panel_get_backlight] get backlight PWM = 526
>[ 7458.532276] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=529/1388
>[ 7458.532281] [drm:intel_panel_actually_set_backlight] set backlight PWM = 529
>[ 7458.537920] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=533/1388
>[ 7458.537925] [drm:intel_panel_actually_set_backlight] set backlight PWM = 533
>[ 7458.548009] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=536/1388
>[ 7458.548014] [drm:intel_panel_actually_set_backlight] set backlight PWM = 536
>[ 7458.558119] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=540/1388
>[ 7458.558124] [drm:intel_panel_actually_set_backlight] set backlight PWM = 540
>[ 7458.568224] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=543/1388
>[ 7458.568229] [drm:intel_panel_actually_set_backlight] set backlight PWM = 543
>[ 7458.578223] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=547/1388
>[ 7458.578227] [drm:intel_panel_actually_set_backlight] set backlight PWM = 547
>[ 7458.588287] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=550/1388
>[ 7458.588291] [drm:intel_panel_actually_set_backlight] set backlight PWM = 550
>[ 7458.598399] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=554/1388
>[ 7458.598402] [drm:intel_panel_actually_set_backlight] set backlight PWM = 554
>[ 7458.608491] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=557/1388
>[ 7458.608494] [drm:intel_panel_actually_set_backlight] set backlight PWM = 557
>[ 7458.618549] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=561/1388
>[ 7458.618552] [drm:intel_panel_actually_set_backlight] set backlight PWM = 561
>[ 7458.628628] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=564/1388
>[ 7458.628631] [drm:intel_panel_actually_set_backlight] set backlight PWM = 564
>[ 7458.638735] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=567/1388
>[ 7458.638742] [drm:intel_panel_actually_set_backlight] set backlight PWM = 567
>[ 7458.643898] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.643906] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1]
>[ 7458.643911] [drm:intel_display_power_get] enabling always-on
>[ 7458.643914] [drm:intel_dp_detect] [CONNECTOR:18:eDP-1]
>[ 7458.644103] [drm:intel_dp_probe_oui] Sink OUI: 0010fa
>[ 7458.644267] [drm:intel_dp_probe_oui] Branch OUI: 000000
>[ 7458.644271] [drm:intel_display_power_put] disabling always-on
>[ 7458.644274] [drm:intel_display_power_get] enabling always-on
>[ 7458.644285] [drm:drm_edid_to_eld] ELD: no CEA Extension found
>[ 7458.644287] [drm:intel_display_power_put] disabling always-on
>[ 7458.644291] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:18:eDP-1] probed modes :
>[ 7458.644295] [drm:drm_mode_debug_printmodeline] Modeline 19:"2560x1600" 60 268500 2560 2608 2640 2720 1600 1603 1609 1646 0x48 0x9
>[ 7458.644301] [drm:drm_mode_getconnector] [CONNECTOR:18:?]
>[ 7458.644405] [drm:drm_mode_getconnector] [CONNECTOR:26:?]
>[ 7458.644408] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1]
>[ 7458.644410] [drm:intel_display_power_get] enabling always-on
>[ 7458.644412] [drm:intel_dp_detect] [CONNECTOR:26:DP-1]
>[ 7458.644416] [drm:intel_display_power_put] disabling always-on
>[ 7458.644418] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:26:DP-1] disconnected
>[ 7458.644422] [drm:drm_mode_getconnector] [CONNECTOR:33:?]
>[ 7458.644424] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2]
>[ 7458.644425] [drm:intel_display_power_get] enabling always-on
>[ 7458.644427] [drm:intel_dp_detect] [CONNECTOR:33:DP-2]
>[ 7458.644430] [drm:intel_display_power_put] disabling always-on
>[ 7458.644432] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:33:DP-2] disconnected
>[ 7458.644435] [drm:drm_mode_getconnector] [CONNECTOR:30:?]
>[ 7458.644437] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1]
>[ 7458.644439] [drm:intel_hdmi_detect] [CONNECTOR:30:HDMI-A-1]
>[ 7458.644440] [drm:intel_display_power_get] enabling always-on
>[ 7458.644603] [drm:gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[ 7458.644606] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[ 7458.644607] [drm:intel_display_power_put] disabling always-on
>[ 7458.644609] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:30:HDMI-A-1] disconnected
>[ 7458.644615] [drm:drm_mode_getconnector] [CONNECTOR:37:?]
>[ 7458.644617] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2]
>[ 7458.644619] [drm:intel_hdmi_detect] [CONNECTOR:37:HDMI-A-2]
>[ 7458.644620] [drm:intel_display_power_get] enabling always-on
>[ 7458.644780] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 r(1)
>[ 7458.644782] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[ 7458.644784] [drm:intel_display_power_put] disabling always-on
>[ 7458.644786] [drm:drm_helper_probe_single_connector_modes_merge_bits] [CONNECTOR:37:HDMI-A-2] disconnected
>[ 7458.645030] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=570/1388
>[ 7458.645033] [drm:intel_panel_actually_set_backlight] set backlight PWM = 570
>[ 7458.648807] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=571/1388
>[ 7458.648813] [drm:intel_panel_actually_set_backlight] set backlight PWM = 571
>[ 7458.655664] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=573/1388
>[ 7458.655674] [drm:intel_panel_actually_set_backlight] set backlight PWM = 573
>[ 7458.658874] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=574/1388
>[ 7458.658879] [drm:intel_panel_actually_set_backlight] set backlight PWM = 574
>[ 7458.665720] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=577/1388
>[ 7458.665725] [drm:intel_panel_actually_set_backlight] set backlight PWM = 577
>[ 7458.669095] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=578/1388
>[ 7458.669099] [drm:intel_panel_actually_set_backlight] set backlight PWM = 578
>[ 7458.675895] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=580/1388
>[ 7458.675901] [drm:intel_panel_actually_set_backlight] set backlight PWM = 580
>[ 7458.684039] [drm:intel_panel_get_backlight] get backlight PWM = 580
>[ 7458.686065] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=584/1388
>[ 7458.686076] [drm:intel_panel_actually_set_backlight] set backlight PWM = 584
>[ 7458.696032] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=587/1388
>[ 7458.696037] [drm:intel_panel_actually_set_backlight] set backlight PWM = 587
>[ 7458.706086] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=591/1388
>[ 7458.706091] [drm:intel_panel_actually_set_backlight] set backlight PWM = 591
>[ 7458.716157] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=594/1388
>[ 7458.716162] [drm:intel_panel_actually_set_backlight] set backlight PWM = 594
>[ 7458.726241] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=598/1388
>[ 7458.726245] [drm:intel_panel_actually_set_backlight] set backlight PWM = 598
>[ 7458.736292] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=601/1388
>[ 7458.736296] [drm:intel_panel_actually_set_backlight] set backlight PWM = 601
>[ 7458.746572] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=605/1388
>[ 7458.746587] [drm:intel_panel_actually_set_backlight] set backlight PWM = 605
>[ 7458.756568] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=608/1388
>[ 7458.756572] [drm:intel_panel_actually_set_backlight] set backlight PWM = 608
>[ 7458.766838] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=612/1388
>[ 7458.766850] [drm:intel_panel_actually_set_backlight] set backlight PWM = 612
>[ 7458.776743] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=615/1388
>[ 7458.776746] [drm:intel_panel_actually_set_backlight] set backlight PWM = 615
>[ 7458.786848] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=619/1388
>[ 7458.786851] [drm:intel_panel_actually_set_backlight] set backlight PWM = 619
>[ 7458.796903] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=622/1388
>[ 7458.796907] [drm:intel_panel_actually_set_backlight] set backlight PWM = 622
>[ 7458.806990] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=625/1388
>[ 7458.806993] [drm:intel_panel_actually_set_backlight] set backlight PWM = 625
>[ 7458.817077] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=629/1388
>[ 7458.817081] [drm:intel_panel_actually_set_backlight] set backlight PWM = 629
>[ 7458.827203] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=632/1388
>[ 7458.827207] [drm:intel_panel_actually_set_backlight] set backlight PWM = 632
>[ 7458.837239] [drm:intel_backlight_device_update_status] updating intel_backlight, brightness=636/1388
>[ 7458.837243] [drm:intel_panel_actually_set_backlight] set backlight PWM = 636
>[ 7458.851282] [drm:intel_panel_get_backlight] get backlight PWM = 636
>[ 7460.589642] [drm:edp_panel_vdd_off_sync] Turning eDP VDD off
>[ 7460.589653] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x80000008 PP_CONTROL: 0xabcd0007
>[ 7460.589655] ------------[ cut here ]------------
>[ 7460.589670] WARNING: CPU: 1 PID: 10078 at drivers/gpu/drm/i915/intel_pm.c:6321 intel_display_power_put+0xf9/0x160 [i915]()
>[ 7460.589671] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7460.589716]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7460.589732] CPU: 1 PID: 10078 Comm: kworker/1:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7460.589734] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7460.589746] Workqueue: events edp_panel_vdd_work [i915]
>[ 7460.589748]  0000000000000000 000000005d19e645 ffff88005418fd38 ffffffff815367d0
>[ 7460.589751]  0000000000000000 ffff88005418fd70 ffffffff8107054d ffffffffa0c80800
>[ 7460.589753]  0000000000000800 ffff8802624b85d8 0000000000000000 ffff8802624b0000
>[ 7460.589756] Call Trace:
>[ 7460.589761]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7460.589766]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7460.589769]  [<ffffffff8107067a>] warn_slowpath_null+0x1a/0x20
>[ 7460.589777]  [<ffffffffa0bc8269>] intel_display_power_put+0xf9/0x160 [i915]
>[ 7460.589786]  [<ffffffffa0c35c04>] edp_panel_vdd_off_sync+0xf4/0x1e0 [i915]
>[ 7460.589794]  [<ffffffffa0c35d54>] edp_panel_vdd_work+0x34/0x50 [i915]
>[ 7460.589797]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7460.589800]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7460.589803]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7460.589806]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7460.589808]  [<ffffffff81070000>] ? register_exec_domain+0x20/0xa0
>[ 7460.589811]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7460.589814]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7460.589816]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7460.589818] ---[ end trace bfcfc188c8214517 ]---
>[ 7464.523292] [drm:drm_mode_addfb] [FB:41]
>[ 7464.561525] [drm:drm_mode_addfb] [FB:49]
>[ 7474.259970] [drm:drm_mode_addfb] [FB:41]
>[ 7485.716023] [drm:drm_mode_addfb] [FB:41]
>[ 7485.728225] [drm:drm_mode_addfb] [FB:48]
>[ 7508.742977] [drm:drm_mode_addfb] [FB:48]
>[ 7508.749426] [drm:drm_mode_addfb] [FB:50]
>[ 7514.380144] [drm:i915_gem_context_destroy_ioctl] HW context 5 destroyed
>[ 7515.671817] [drm:drm_mode_addfb] [FB:41]
>[ 7517.169318] [drm:drm_mode_addfb] [FB:50]
>[ 7522.080058] cfg80211: Calling CRDA to update world regulatory domain
>[ 7525.692854] [drm:drm_mode_addfb] [FB:48]
>[ 7526.027484] [drm:drm_mode_addfb] [FB:50]
>[ 7540.114969] [drm:drm_mode_addfb] [FB:48]
>[ 7558.917883] [drm:drm_mode_addfb] [FB:49]
>[ 7558.964470] [drm:drm_mode_addfb] [FB:50]
>[ 7566.831178] [drm:drm_mode_addfb] [FB:41]
>[ 7566.863797] [drm:drm_mode_addfb] [FB:48]
>[ 7578.487363] [drm:drm_mode_addfb] [FB:41]
>[ 7591.689159] [drm:drm_mode_addfb] [FB:49]
>[ 7612.782402] [drm:drm_mode_addfb] [FB:48]
>[ 7636.080027] [drm:drm_mode_addfb] [FB:41]
>[ 7645.136235] [drm:drm_mode_addfb] [FB:48]
>[ 7663.244398] [drm:drm_mode_addfb] [FB:41]
>[ 7677.270280] [drm:intel_runtime_suspend] Suspending device
>[ 7677.270434] [drm:hsw_enable_pc8] Enabling package C8+
>[ 7677.290286] ------------[ cut here ]------------
>[ 7677.290304] WARNING: CPU: 3 PID: 12449 at drivers/gpu/drm/i915/intel_display.c:7363 hsw_enable_pc8+0x9e/0x640 [i915]()
>[ 7677.290305] CRTC for pipe A enabled
>[ 7677.290306] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7677.290337]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7677.290348] CPU: 3 PID: 12449 Comm: kworker/3:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7677.290349] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7677.290353] Workqueue: pm pm_runtime_work
>[ 7677.290355]  0000000000000000 00000000544b9007 ffff8801d89c7bf8 ffffffff815367d0
>[ 7677.290356]  ffff8801d89c7c40 ffff8801d89c7c30 ffffffff8107054d ffff8802624b0000
>[ 7677.290358]  ffff88007a85f000 ffff880262bbd368 ffff880262bbd000 ffff880263669098
>[ 7677.290360] Call Trace:
>[ 7677.290363]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7677.290366]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7677.290368]  [<ffffffff810705cc>] warn_slowpath_fmt+0x5c/0x80
>[ 7677.290375]  [<ffffffffa0c0990f>] ? lpt_disable_clkout_dp+0x8f/0xd0 [i915]
>[ 7677.290381]  [<ffffffffa0c16afe>] hsw_enable_pc8+0x9e/0x640 [i915]
>[ 7677.290385]  [<ffffffffa0bbcaa5>] intel_runtime_suspend+0x1a5/0x8c0 [i915]
>[ 7677.290387]  [<ffffffff810136b2>] ? __switch_to+0x1b2/0x5e0
>[ 7677.290391]  [<ffffffff812e638f>] pci_pm_runtime_suspend+0x5f/0x150
>[ 7677.290393]  [<ffffffff812e6330>] ? pci_legacy_suspend_late+0xe0/0xe0
>[ 7677.290395]  [<ffffffff813b5022>] __rpm_callback+0x32/0x70
>[ 7677.290397]  [<ffffffff813b5086>] rpm_callback+0x26/0xa0
>[ 7677.290399]  [<ffffffff813b55d1>] rpm_suspend+0x121/0x680
>[ 7677.290401]  [<ffffffff810d69e8>] ? add_timer+0x18/0x30
>[ 7677.290404]  [<ffffffff81087d3b>] ? __queue_delayed_work+0x8b/0x1c0
>[ 7677.290406]  [<ffffffff813b6e4a>] pm_runtime_work+0x7a/0xd0
>[ 7677.290407]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7677.290409]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7677.290411]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7677.290413]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7677.290414]  [<ffffffff81070000>] ? register_exec_domain+0x20/0xa0
>[ 7677.290416]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290418]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7677.290419]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290420] ---[ end trace bfcfc188c8214518 ]---
>[ 7677.290424] ------------[ cut here ]------------
>[ 7677.290429] WARNING: CPU: 3 PID: 12449 at drivers/gpu/drm/i915/intel_display.c:7369 hsw_enable_pc8+0x5f5/0x640 [i915]()
>[ 7677.290430] Panel power on
>[ 7677.290430] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7677.290451]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7677.290459] CPU: 3 PID: 12449 Comm: kworker/3:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7677.290459] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7677.290461] Workqueue: pm pm_runtime_work
>[ 7677.290462]  0000000000000000 00000000544b9007 ffff8801d89c7bf8 ffffffff815367d0
>[ 7677.290463]  ffff8801d89c7c40 ffff8801d89c7c30 ffffffff8107054d ffff8802624b0000
>[ 7677.290465]  ffff880262bbd358 ffff880262bbd368 ffff880262bbd000 ffff880263669098
>[ 7677.290467] Call Trace:
>[ 7677.290468]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7677.290470]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7677.290472]  [<ffffffff810705cc>] warn_slowpath_fmt+0x5c/0x80
>[ 7677.290477]  [<ffffffffa0c17055>] hsw_enable_pc8+0x5f5/0x640 [i915]
>[ 7677.290480]  [<ffffffffa0bbcaa5>] intel_runtime_suspend+0x1a5/0x8c0 [i915]
>[ 7677.290482]  [<ffffffff810136b2>] ? __switch_to+0x1b2/0x5e0
>[ 7677.290484]  [<ffffffff812e638f>] pci_pm_runtime_suspend+0x5f/0x150
>[ 7677.290486]  [<ffffffff812e6330>] ? pci_legacy_suspend_late+0xe0/0xe0
>[ 7677.290488]  [<ffffffff813b5022>] __rpm_callback+0x32/0x70
>[ 7677.290489]  [<ffffffff813b5086>] rpm_callback+0x26/0xa0
>[ 7677.290491]  [<ffffffff813b55d1>] rpm_suspend+0x121/0x680
>[ 7677.290493]  [<ffffffff810d69e8>] ? add_timer+0x18/0x30
>[ 7677.290494]  [<ffffffff81087d3b>] ? __queue_delayed_work+0x8b/0x1c0
>[ 7677.290496]  [<ffffffff813b6e4a>] pm_runtime_work+0x7a/0xd0
>[ 7677.290498]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7677.290500]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7677.290501]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7677.290503]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7677.290504]  [<ffffffff81070000>] ? register_exec_domain+0x20/0xa0
>[ 7677.290506]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290508]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7677.290509]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290510] ---[ end trace bfcfc188c8214519 ]---
>[ 7677.290511] ------------[ cut here ]------------
>[ 7677.290515] WARNING: CPU: 3 PID: 12449 at drivers/gpu/drm/i915/intel_display.c:7371 hsw_enable_pc8+0x614/0x640 [i915]()
>[ 7677.290516] CPU PWM1 enabled
>[ 7677.290516] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7677.290537]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7677.290544] CPU: 3 PID: 12449 Comm: kworker/3:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7677.290545] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7677.290546] Workqueue: pm pm_runtime_work
>[ 7677.290547]  0000000000000000 00000000544b9007 ffff8801d89c7bf8 ffffffff815367d0
>[ 7677.290549]  ffff8801d89c7c40 ffff8801d89c7c30 ffffffff8107054d ffff8802624b0000
>[ 7677.290550]  ffff880262bbd358 ffff880262bbd368 ffff880262bbd000 ffff880263669098
>[ 7677.290551] Call Trace:
>[ 7677.290553]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7677.290554]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7677.290556]  [<ffffffff810705cc>] warn_slowpath_fmt+0x5c/0x80
>[ 7677.290561]  [<ffffffffa0c17074>] hsw_enable_pc8+0x614/0x640 [i915]
>[ 7677.290564]  [<ffffffffa0bbcaa5>] intel_runtime_suspend+0x1a5/0x8c0 [i915]
>[ 7677.290566]  [<ffffffff810136b2>] ? __switch_to+0x1b2/0x5e0
>[ 7677.290568]  [<ffffffff812e638f>] pci_pm_runtime_suspend+0x5f/0x150
>[ 7677.290570]  [<ffffffff812e6330>] ? pci_legacy_suspend_late+0xe0/0xe0
>[ 7677.290572]  [<ffffffff813b5022>] __rpm_callback+0x32/0x70
>[ 7677.290574]  [<ffffffff813b5086>] rpm_callback+0x26/0xa0
>[ 7677.290575]  [<ffffffff813b55d1>] rpm_suspend+0x121/0x680
>[ 7677.290577]  [<ffffffff810d69e8>] ? add_timer+0x18/0x30
>[ 7677.290579]  [<ffffffff81087d3b>] ? __queue_delayed_work+0x8b/0x1c0
>[ 7677.290580]  [<ffffffff813b6e4a>] pm_runtime_work+0x7a/0xd0
>[ 7677.290582]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7677.290584]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7677.290586]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7677.290587]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7677.290589]  [<ffffffff81070000>] ? register_exec_domain+0x20/0xa0
>[ 7677.290590]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290592]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7677.290593]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290594] ---[ end trace bfcfc188c821451a ]---
>[ 7677.290597] ------------[ cut here ]------------
>[ 7677.290601] WARNING: CPU: 3 PID: 12449 at drivers/gpu/drm/i915/intel_display.c:7376 hsw_enable_pc8+0x633/0x640 [i915]()
>[ 7677.290602] PCH PWM1 enabled
>[ 7677.290602] Modules linked in: hid_microsoft fuse nls_iso8859_1 nls_cp437 snd_hda_codec_cirrus nls_utf8 snd_hda_codec_generic snd_hda_codec_hdmi hfsplus joydev mousedev bcm5974 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm i915 drm_kms_helper snd_timer drm iTCO_wdt iTCO_vendor_support lpc_ich i2c_i801 snd soundcore mei_me mei intel_gtt i2c_algo_bit shpchp mac_hid evdev applesmc led_class input_polldev coretemp hwmon intel_rapl x86_pkg_temp_thermal intel_powerclamp kvm_intel kvm rtc_efi pcspkr battery sbs sbshc button video ac apple_bl processor gspca_ov519 gspca_main videodev media i2c_core nfs lockd sunrpc fscache wl(PO) cfg80211 rfkill algif_skcipher af_alg hid_generic hid_apple usbhid hid uas usb_storage crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel lrw gf128mul
>[ 7677.290623]  glue_helper ablk_helper cryptd xhci_hcd usbcore usb_common crct10dif_generic crct10dif_pclmul sd_mod crc_t10dif crct10dif_common ahci libahci libata scsi_mod aes_x86_64 dm_crypt dm_mod ext4 crc16 mbcache jbd2 vfat fat
>[ 7677.290630] CPU: 3 PID: 12449 Comm: kworker/3:1 Tainted: P        W  O   3.17.2-1-ARCH #1
>[ 7677.290631] Hardware name: Apple Inc. MacBookPro11,1/Mac-$SERIAL, BIOS MBP111.88Z.0138.B07.1402121134 02/12/2014
>[ 7677.290632] Workqueue: pm pm_runtime_work
>[ 7677.290633]  0000000000000000 00000000544b9007 ffff8801d89c7bf8 ffffffff815367d0
>[ 7677.290634]  ffff8801d89c7c40 ffff8801d89c7c30 ffffffff8107054d ffff8802624b0000
>[ 7677.290636]  ffff880262bbd358 ffff880262bbd368 ffff880262bbd000 ffff880263669098
>[ 7677.290637] Call Trace:
>[ 7677.290638]  [<ffffffff815367d0>] dump_stack+0x4d/0x6f
>[ 7677.290640]  [<ffffffff8107054d>] warn_slowpath_common+0x7d/0xa0
>[ 7677.290642]  [<ffffffff810705cc>] warn_slowpath_fmt+0x5c/0x80
>[ 7677.290646]  [<ffffffffa0c17093>] hsw_enable_pc8+0x633/0x640 [i915]
>[ 7677.290650]  [<ffffffffa0bbcaa5>] intel_runtime_suspend+0x1a5/0x8c0 [i915]
>[ 7677.290652]  [<ffffffff810136b2>] ? __switch_to+0x1b2/0x5e0
>[ 7677.290654]  [<ffffffff812e638f>] pci_pm_runtime_suspend+0x5f/0x150
>[ 7677.290656]  [<ffffffff812e6330>] ? pci_legacy_suspend_late+0xe0/0xe0
>[ 7677.290657]  [<ffffffff813b5022>] __rpm_callback+0x32/0x70
>[ 7677.290659]  [<ffffffff813b5086>] rpm_callback+0x26/0xa0
>[ 7677.290661]  [<ffffffff813b55d1>] rpm_suspend+0x121/0x680
>[ 7677.290662]  [<ffffffff810d69e8>] ? add_timer+0x18/0x30
>[ 7677.290664]  [<ffffffff81087d3b>] ? __queue_delayed_work+0x8b/0x1c0
>[ 7677.290666]  [<ffffffff813b6e4a>] pm_runtime_work+0x7a/0xd0
>[ 7677.290668]  [<ffffffff81088b85>] process_one_work+0x145/0x400
>[ 7677.290669]  [<ffffffff8108914b>] worker_thread+0x6b/0x4a0
>[ 7677.290671]  [<ffffffff810890e0>] ? init_pwq.part.22+0x10/0x10
>[ 7677.290672]  [<ffffffff8108e06a>] kthread+0xea/0x100
>[ 7677.290674]  [<ffffffff81070000>] ? register_exec_domain+0x20/0xa0
>[ 7677.290675]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290677]  [<ffffffff8153c6fc>] ret_from_fork+0x7c/0xb0
>[ 7677.290678]  [<ffffffff8108df80>] ? kthread_create_on_node+0x1b0/0x1b0
>[ 7677.290679] ---[ end trace bfcfc188c821451b ]---
>[ 7677.296958] [drm:intel_runtime_suspend] Device suspended
>[ 7678.554120] [drm:intel_runtime_resume] Resuming device
>[ 7678.554125] [drm:hsw_disable_pc8] Disabling package C8+
>[ 7678.714183] [drm:intel_runtime_resume] Device resumed
>[ 7680.148106] [drm:intel_print_rc6_info] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
>[ 7680.164686] [drm:gen6_enable_rps] Overclocking supported. Max: 1100MHz, Overclock max: 1100MHz
>[ 7680.611421] [drm:drm_mode_addfb] [FB:49]
>[ 7680.618013] [drm:drm_mode_addfb] [FB:50]
>[ 7690.824504] [drm:drm_mode_addfb] [FB:41]
>[ 7690.831291] [drm:drm_mode_addfb] [FB:48]

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Attachments on bug 86000: 109081 | 109082 | 109100 | 109101 | 109336 | 109337 | 109348 | 109365 | 109399

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