[ 51.105818] ------------[ cut here ]------------ [ 51.105818] WARN_ON(len <= 0) [ 51.105835] WARNING: CPU: 0 PID: 887 at drivers/gpu/drm/i915/intel_dp.c:1554 intel_dp_max_link_rate+0x5e/0x80 [ 51.105835] Modules linked in: 8021q wl(PO) iwlmvm mac80211 iwlwifi btusb btrtl btbcm btintel bluetooth snd_hda_codec_hdmi ecdh_generic snd_usb_audio intel_powerclamp snd_usbmidi_lib snd_rawmidi snd_hda_codec_realtek intel_rapl cfg80211 snd_hda_codec_generic rfkill snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep overlay uvesafb [ 51.105854] CPU: 0 PID: 887 Comm: Xorg Tainted: P W O 4.15.17 #1 [ 51.105855] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./J3455-ITX, BIOS P1.60 01/16/2018 [ 51.105858] RIP: 0010:intel_dp_max_link_rate+0x5e/0x80 [ 51.105859] RSP: 0018:ffff9252b3e6fbd8 EFLAGS: 00010292 [ 51.105861] RAX: 0000000000000011 RBX: ffff9252b6501000 RCX: ffffffff93246a18 [ 51.105862] RDX: 0000000000000001 RSI: 0000000000000086 RDI: 0000000000000283 [ 51.105863] RBP: 0000000000098580 R08: 00000000000021b4 R09: ffffffff93fc0c00 [ 51.105865] R10: ffffe6fa49d09680 R11: 0000000000000001 R12: ffff9252b425a400 [ 51.105866] R13: 00000000000121c0 R14: 0000000000000000 R15: ffff9252b6501100 [ 51.105868] FS: 00007fb6dd6d6d00(0000) GS:ffff9252bfc00000(0000) knlGS:0000000000000000 [ 51.105869] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.105871] CR2: 0000000001c81018 CR3: 000000022e93e000 CR4: 00000000001406b0 [ 51.105872] Call Trace: [ 51.105874] intel_dp_mode_valid+0xa7/0x160 [ 51.105876] drm_helper_probe_single_connector_modes+0x3de/0x6b0 [ 51.105879] drm_mode_getconnector+0x146/0x300 [ 51.105882] ? drm_mode_connector_property_set_ioctl+0x40/0x40 [ 51.105884] drm_ioctl_kernel+0x5b/0xb0 [ 51.105887] drm_ioctl+0x29f/0x340 [ 51.105889] ? drm_mode_connector_property_set_ioctl+0x40/0x40 [ 51.105892] ? generic_file_write_iter+0xf1/0x1e0 [ 51.105894] ? __vfs_write+0xdd/0x140 [ 51.105896] do_vfs_ioctl+0x90/0x5f0 [ 51.105898] SyS_ioctl+0x3b/0x70 [ 51.105900] do_syscall_64+0x6f/0x130 [ 51.105903] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.105904] RIP: 0033:0x7fb6dbf07767 [ 51.105905] RSP: 002b:00007ffef55dc158 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 51.105907] RAX: ffffffffffffffda RBX: 0000000001c7dad0 RCX: 00007fb6dbf07767 [ 51.105908] RDX: 00007ffef55dc1e0 RSI: 00000000c05064a7 RDI: 000000000000000a [ 51.105909] RBP: 00007ffef55dc1e0 R08: 0000000001c92c50 R09: 0000000000000001 [ 51.105910] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c05064a7 [ 51.105912] R13: 000000000000000a R14: 000000000000000a R15: 00007ffef55dc1e0 [ 51.105913] Code: 8a fc eb 10 8b 32 89 c1 48 83 ea 04 83 e8 01 41 39 f0 7d 1f 85 c0 75 ec 48 c7 c6 67 c6 f8 92 48 c7 c7 67 21 ef 92 e8 72 8f 6f ff <0f> 0b b8 d0 78 02 00 c3 83 e9 01 48 63 c9 8b 84 8f 8c 00 00 00 [ 51.105953] ---[ end trace a6643426ad5a99df ]--- [ 51.105960] [drm:drm_mode_debug_printmodeline] Modeline 77:"1920x1080" 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x48 0x5 [ 51.105963] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.105989] [drm:drm_mode_debug_printmodeline] Modeline 78:"1360x768" 60 85500 1360 1424 1536 1792 768 771 777 795 0x40 0x5 [ 51.105992] [drm:drm_mode_prune_invalid] Not using 1360x768 mode: CLOCK_HIGH [ 51.105996] [drm:drm_mode_debug_printmodeline] Modeline 79:"1920x1080i" 50 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15 [ 51.105998] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: CLOCK_HIGH [ 51.106002] [drm:drm_mode_debug_printmodeline] Modeline 80:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa [ 51.106003] [drm:drm_mode_prune_invalid] Not using 720x576 mode: CLOCK_HIGH [ 51.106008] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x768" 60 79500 1280 1344 1472 1664 768 771 778 798 0x40 0x6 [ 51.106010] [drm:drm_mode_prune_invalid] Not using 1280x768 mode: CLOCK_HIGH [ 51.106014] [drm:drm_mode_debug_printmodeline] Modeline 82:"1280x768" 60 68250 1280 1328 1360 1440 768 771 778 790 0x40 0x9 [ 51.106016] [drm:drm_mode_prune_invalid] Not using 1280x768 mode: CLOCK_HIGH [ 51.106020] [drm:drm_mode_debug_printmodeline] Modeline 83:"1280x1024" 0 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5 [ 51.106021] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: CLOCK_HIGH [ 51.106025] [drm:drm_mode_debug_printmodeline] Modeline 84:"800x600" 0 40000 800 840 968 1056 600 601 605 628 0x40 0x5 [ 51.106027] [drm:drm_mode_prune_invalid] Not using 800x600 mode: CLOCK_HIGH [ 51.106031] [drm:drm_mode_debug_printmodeline] Modeline 85:"800x600" 0 36000 800 824 896 1024 600 601 603 625 0x40 0x5 [ 51.106033] [drm:drm_mode_prune_invalid] Not using 800x600 mode: CLOCK_HIGH [ 51.106037] [drm:drm_mode_debug_printmodeline] Modeline 86:"640x480" 0 31500 640 656 720 840 480 481 484 500 0x40 0xa [ 51.106039] [drm:drm_mode_prune_invalid] Not using 640x480 mode: CLOCK_HIGH [ 51.106043] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480" 0 31500 640 664 704 832 480 489 492 520 0x40 0xa [ 51.106045] [drm:drm_mode_prune_invalid] Not using 640x480 mode: CLOCK_HIGH [ 51.106049] [drm:drm_mode_debug_printmodeline] Modeline 88:"640x480" 0 25175 640 656 752 800 480 490 492 525 0x40 0xa [ 51.106051] [drm:drm_mode_prune_invalid] Not using 640x480 mode: CLOCK_HIGH [ 51.106056] [drm:drm_mode_debug_printmodeline] Modeline 89:"1280x1024" 0 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5 [ 51.106058] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: CLOCK_HIGH [ 51.106062] [drm:drm_mode_debug_printmodeline] Modeline 90:"1024x768" 0 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5 [ 51.106064] [drm:drm_mode_prune_invalid] Not using 1024x768 mode: CLOCK_HIGH [ 51.106068] [drm:drm_mode_debug_printmodeline] Modeline 91:"1024x768" 0 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa [ 51.106070] [drm:drm_mode_prune_invalid] Not using 1024x768 mode: CLOCK_HIGH [ 51.106074] [drm:drm_mode_debug_printmodeline] Modeline 92:"1024x768" 0 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa [ 51.106076] [drm:drm_mode_prune_invalid] Not using 1024x768 mode: CLOCK_HIGH [ 51.106080] [drm:drm_mode_debug_printmodeline] Modeline 93:"800x600" 0 49500 800 816 896 1056 600 601 604 625 0x40 0x5 [ 51.106082] [drm:drm_mode_prune_invalid] Not using 800x600 mode: CLOCK_HIGH [ 51.106087] [drm:drm_mode_debug_printmodeline] Modeline 94:"800x600" 0 50000 800 856 976 1040 600 637 643 666 0x40 0x5 [ 51.106089] [drm:drm_mode_prune_invalid] Not using 800x600 mode: CLOCK_HIGH [ 51.106093] [drm:drm_mode_debug_printmodeline] Modeline 97:"1280x720" 0 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5 [ 51.106095] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: CLOCK_HIGH [ 51.106099] [drm:drm_mode_debug_printmodeline] Modeline 99:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a [ 51.106101] [drm:drm_mode_prune_invalid] Not using 720x576i mode: CLOCK_HIGH [ 51.106106] [drm:drm_mode_debug_printmodeline] Modeline 102:"1920x1080" 0 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [ 51.106107] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106112] [drm:drm_mode_debug_printmodeline] Modeline 103:"1920x1080i" 0 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 [ 51.106114] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: CLOCK_HIGH [ 51.106118] [drm:drm_mode_debug_printmodeline] Modeline 104:"1280x720" 0 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5 [ 51.106120] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: CLOCK_HIGH [ 51.106124] [drm:drm_mode_debug_printmodeline] Modeline 105:"720x480" 0 27000 720 736 798 858 480 489 495 525 0x40 0xa [ 51.106126] [drm:drm_mode_prune_invalid] Not using 720x480 mode: CLOCK_HIGH [ 51.106130] [drm:drm_mode_debug_printmodeline] Modeline 106:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a [ 51.106132] [drm:drm_mode_prune_invalid] Not using 720x480i mode: CLOCK_HIGH [ 51.106136] [drm:drm_mode_debug_printmodeline] Modeline 110:"1920x1080" 0 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5 [ 51.106139] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106144] [drm:drm_mode_debug_printmodeline] Modeline 111:"1920x1080" 0 74250 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5 [ 51.106145] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106150] [drm:drm_mode_debug_printmodeline] Modeline 112:"1920x1080" 0 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [ 51.106151] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106155] [drm:drm_mode_debug_printmodeline] Modeline 113:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa [ 51.106157] [drm:drm_mode_prune_invalid] Not using 640x480 mode: CLOCK_HIGH [ 51.106161] [drm:drm_mode_debug_printmodeline] Modeline 114:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [ 51.106163] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106167] [drm:drm_mode_debug_printmodeline] Modeline 115:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15 [ 51.106169] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: CLOCK_HIGH [ 51.106173] [drm:drm_mode_debug_printmodeline] Modeline 116:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5 [ 51.106175] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: CLOCK_HIGH [ 51.106179] [drm:drm_mode_debug_printmodeline] Modeline 117:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa [ 51.106180] [drm:drm_mode_prune_invalid] Not using 720x480 mode: CLOCK_HIGH [ 51.106185] [drm:drm_mode_debug_printmodeline] Modeline 118:"720x480i" 60 13514 720 739 801 858 480 488 494 525 0x40 0x101a [ 51.106186] [drm:drm_mode_prune_invalid] Not using 720x480i mode: CLOCK_HIGH [ 51.106190] [drm:drm_mode_debug_printmodeline] Modeline 122:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5 [ 51.106192] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106196] [drm:drm_mode_debug_printmodeline] Modeline 123:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5 [ 51.106198] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: CLOCK_HIGH [ 51.106720] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:74:HDMI-A-1] [ 51.106724] [drm:intel_hdmi_detect] [CONNECTOR:74:HDMI-A-1] [ 51.107940] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) [ 51.107942] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry [ 51.109998] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1) [ 51.110003] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 51.110006] [drm:intel_hdmi_set_edid] HDMI GMBUS EDID read failed, retry using GPIO bit-banging [ 51.110008] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus dpc. force bit now 1 [ 51.110567] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc [ 51.110570] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus dpc. force bit now 0 [ 51.112646] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) [ 51.112649] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message, retry [ 51.114635] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1) [ 51.114644] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID: (err -6) [ 51.114648] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:74:HDMI-A-1] disconnected [ 52.535097] [drm:intel_power_well_disable] disabling power well 2 [ 52.535114] [drm:intel_power_well_disable] disabling DC off [ 52.535124] [drm:gen9_enable_dc5] Enabling DC5 [ 52.535132] [drm:gen9_set_dc_state] Setting DC state from 00 to 01 [ 52.535376] [drm:intel_power_well_disable] disabling always-on