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[dusoft <1542934@xxxxxxxxxxxxxxxxxx>]

Still happens for me with Ubuntu 15.10

$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
1.2.3
01/08/2016

Directly related to
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1488719

HDMI does not work, kernel 4.5.0-040500rc3-generic crashes, see [
64.746761]

 28.082361] [drm:intel_dp_start_link_train [i915]] *ERROR* 5.4 Gbps link rate without HBR2/TPS3 support
[   64.604726] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   64.607091] ------------[ cut here ]------------
[   64.607100] WARNING: CPU: 0 PID: 914 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_pm.c:3544 skl_update_other_pipe_wm+0x16c/0x180 [i915]()
[   64.607101] WARN_ON(!wm_changed)
[   64.607102] Modules linked in:
[   64.607103]  rfcomm drbg ansi_cprng bnep snd_hda_codec_hdmi intel_rapl x86_pkg_temp_thermal dell_laptop dcdbas dell_wmi i2c_designware_platform intel_powerclamp i2c_designware_core sparse_keymap coretemp dell_led kvm_intel nls_iso8859_1 snd_soc_skl kvm snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_ext_core irqbypass snd_soc_sst_acpi(P) crct10dif_pclmul snd_soc_core crc32_pclmul snd_compress ac97_bus snd_hda_codec_realtek ghash_clmulni_intel snd_hda_codec_generic snd_pcm_dmaengine aesni_intel aes_x86_64 cdc_ether dw_dmac_core lrw brcmfmac usbnet gf128mul glue_helper ablk_helper cryptd r8152 snd_hda_intel mii snd_hda_codec brcmutil rtsx_pci_ms snd_hda_core memstick snd_hwdep cfg80211 snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer serio_raw snd uvcvideo
[   64.607129]  videobuf2_vmalloc videobuf2_memops soundcore videobuf2_v4l2 btusb videobuf2_core btrtl videodev shpchp media joydev hid_multitouch input_leds idma64 virt_dma mei_me processor_thermal_device mei intel_lpss_pci intel_soc_dts_iosf hci_uart btbcm btqca btintel bluetooth intel_lpss_acpi int3400_thermal int3403_thermal intel_lpss acpi_thermal_rel int340x_thermal_zone acpi_pad acpi_als mac_hid kfifo_buf industrialio parport_pc ppdev lp parport autofs4 hid_generic usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper nvme rtsx_pci syscopyarea sysfillrect sysimgblt fb_sys_fops drm ahci libahci wmi i2c_hid hid video pinctrl_sunrisepoint pinctrl_intel fjes
[   64.607152] CPU: 0 PID: 914 Comm: Xorg Tainted: P     U          4.5.0-040500rc3-generic #201602071930
[   64.607153] Hardware name: Dell Inc. XPS 13 9350/0VM5NC, BIOS 1.2.3 01/08/2016
[   64.607154]  0000000000000286 000000007f99a72e ffff88046ccc3938 ffffffff813e1133
[   64.607156]  ffff88046ccc3980 ffffffffc027f758 ffff88046ccc3970 ffffffff810800a2
[   64.607157]  ffff880467297000 ffff880466d49bd4 ffff880467296000 ffff8804673d0b78
[   64.607158] Call Trace:
[   64.607162]  [<ffffffff813e1133>] dump_stack+0x63/0x90
[   64.607165]  [<ffffffff810800a2>] warn_slowpath_common+0x82/0xc0
[   64.607166]  [<ffffffff8108013c>] warn_slowpath_fmt+0x5c/0x80
[   64.607173]  [<ffffffffc01b867c>] skl_update_other_pipe_wm+0x16c/0x180 [i915]
[   64.607179]  [<ffffffffc01b8815>] skl_update_wm+0x185/0x640 [i915]
[   64.607190]  [<ffffffffc020447d>] ? gen9_write32+0x26d/0x360 [i915]
[   64.607202]  [<ffffffffc0241c7f>] ? intel_ddi_enable_transcoder_func+0x17f/0x260 [i915]
[   64.607209]  [<ffffffffc01bc1ee>] intel_update_watermarks+0x1e/0x30 [i915]
[   64.607220]  [<ffffffffc0225e91>] haswell_crtc_enable+0x321/0x8c0 [i915]
[   64.607222]  [<ffffffff81821552>] ? mutex_lock+0x12/0x30
[   64.607233]  [<ffffffffc0222ad2>] intel_atomic_commit+0x6e2/0xb30 [i915]
[   64.607244]  [<ffffffffc00a7581>] ? drm_atomic_check_only+0x181/0x600 [drm]
[   64.607251]  [<ffffffffc00a7a37>] drm_atomic_commit+0x37/0x60 [drm]
[   64.607256]  [<ffffffffc014cb96>] drm_atomic_helper_set_config+0x76/0xb0 [drm_kms_helper]
[   64.607263]  [<ffffffffc0096c32>] drm_mode_set_config_internal+0x62/0x100 [drm]
[   64.607270]  [<ffffffffc009b500>] drm_mode_setcrtc+0x3e0/0x500 [drm]
[   64.607274]  [<ffffffffc008c862>] drm_ioctl+0x152/0x540 [drm]
[   64.607281]  [<ffffffffc009b120>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
[   64.607283]  [<ffffffff81229891>] do_vfs_ioctl+0xa1/0x5b0
[   64.607285]  [<ffffffff8108ce31>] ? __set_task_blocked+0x41/0xa0
[   64.607287]  [<ffffffff8108f776>] ? __set_current_blocked+0x36/0x60
[   64.607288]  [<ffffffff81229e19>] SyS_ioctl+0x79/0x90
[   64.607290]  [<ffffffff8108fa3e>] ? SyS_rt_sigprocmask+0x8e/0xc0
[   64.607292]  [<ffffffff818236f6>] entry_SYSCALL_64_fastpath+0x16/0x75
[   64.607293] ---[ end trace 020a3f9bb4f3d542 ]---
[   64.746761] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun
[   65.059124] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   65.473528] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   65.887833] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   66.301464] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   66.715457] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   67.128973] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   67.543044] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   67.956578] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   68.370601] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   68.784076] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   69.198367] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   69.611484] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   70.025330] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   70.438701] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   70.852651] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   71.266395] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   71.680093] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   72.093957] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   72.507673] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   72.921317] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   73.335102] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   73.748690] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   74.162125] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   74.576081] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   74.989828] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   75.403590] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   75.817337] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   76.230957] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   76.644664] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   77.058209] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   77.470850] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   77.884522] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   78.298070] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to train DP, aborting
[   78.383063] [drm:intel_dp_link_training_clock_recovery [i915]] *ERROR* failed to get link status
[   78.391594] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization
[   79.623014] ------------[ cut here ]------------
[   79.623052] WARNING: CPU: 1 PID: 914 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_pm.c:3544 skl_update_other_pipe_wm+0x16c/0x180 [i915]()
[   79.623056] WARN_ON(!wm_changed)
[   79.623059] Modules linked in:
[   79.623063]  rfcomm drbg ansi_cprng bnep snd_hda_codec_hdmi intel_rapl x86_pkg_temp_thermal dell_laptop dcdbas dell_wmi i2c_designware_platform intel_powerclamp i2c_designware_core sparse_keymap coretemp dell_led kvm_intel nls_iso8859_1 snd_soc_skl kvm snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_ext_core irqbypass snd_soc_sst_acpi(P) crct10dif_pclmul snd_soc_core crc32_pclmul snd_compress ac97_bus snd_hda_codec_realtek ghash_clmulni_intel snd_hda_codec_generic snd_pcm_dmaengine aesni_intel aes_x86_64 cdc_ether dw_dmac_core lrw brcmfmac usbnet gf128mul glue_helper ablk_helper cryptd r8152 snd_hda_intel mii snd_hda_codec brcmutil rtsx_pci_ms snd_hda_core memstick snd_hwdep cfg80211 snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer serio_raw snd uvcvideo
[   79.623135]  videobuf2_vmalloc videobuf2_memops soundcore videobuf2_v4l2 btusb videobuf2_core btrtl videodev shpchp media joydev hid_multitouch input_leds idma64 virt_dma mei_me processor_thermal_device mei intel_lpss_pci intel_soc_dts_iosf hci_uart btbcm btqca btintel bluetooth intel_lpss_acpi int3400_thermal int3403_thermal intel_lpss acpi_thermal_rel int340x_thermal_zone acpi_pad acpi_als mac_hid kfifo_buf industrialio parport_pc ppdev lp parport autofs4 hid_generic usbhid rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper nvme rtsx_pci syscopyarea sysfillrect sysimgblt fb_sys_fops drm ahci libahci wmi i2c_hid hid video pinctrl_sunrisepoint pinctrl_intel fjes
[   79.623205] CPU: 1 PID: 914 Comm: Xorg Tainted: P     U  W       4.5.0-040500rc3-generic #201602071930
[   79.623209] Hardware name: Dell Inc. XPS 13 9350/0VM5NC, BIOS 1.2.3 01/08/2016
[   79.623212]  0000000000000286 000000007f99a72e ffff88046ccc39a8 ffffffff813e1133
[   79.623219]  ffff88046ccc39f0 ffffffffc027f758 ffff88046ccc39e0 ffffffff810800a2
[   79.623224]  ffff880467297000 ffff880466d49bd4 ffff880467296000 ffff8804673d0b78
[   79.623230] Call Trace:
[   79.623239]  [<ffffffff813e1133>] dump_stack+0x63/0x90
[   79.623247]  [<ffffffff810800a2>] warn_slowpath_common+0x82/0xc0
[   79.623253]  [<ffffffff8108013c>] warn_slowpath_fmt+0x5c/0x80
[   79.623279]  [<ffffffffc01b867c>] skl_update_other_pipe_wm+0x16c/0x180 [i915]
[   79.623303]  [<ffffffffc01b8815>] skl_update_wm+0x185/0x640 [i915]
[   79.623329]  [<ffffffffc01bc1ee>] intel_update_watermarks+0x1e/0x30 [i915]
[   79.623375]  [<ffffffffc02227cc>] intel_atomic_commit+0x3dc/0xb30 [i915]
[   79.623409]  [<ffffffffc00a7581>] ? drm_atomic_check_only+0x181/0x600 [drm]
[   79.623438]  [<ffffffffc00a702d>] ? drm_atomic_set_crtc_for_connector+0x3d/0xe0 [drm]
[   79.623465]  [<ffffffffc00a7a37>] drm_atomic_commit+0x37/0x60 [drm]
[   79.623480]  [<ffffffffc014cb96>] drm_atomic_helper_set_config+0x76/0xb0 [drm_kms_helper]
[   79.623509]  [<ffffffffc00a67ea>] ? drm_modeset_lock_all_ctx+0x9a/0xb0 [drm]
[   79.623534]  [<ffffffffc0096c32>] drm_mode_set_config_internal+0x62/0x100 [drm]
[   79.623560]  [<ffffffffc009b500>] drm_mode_setcrtc+0x3e0/0x500 [drm]
[   79.623568]  [<ffffffff816fadcb>] ? sock_recvmsg+0x3b/0x50
[   79.623585]  [<ffffffffc008c862>] drm_ioctl+0x152/0x540 [drm]
[   79.623610]  [<ffffffffc009b120>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
[   79.623617]  [<ffffffff810ee647>] ? hrtimer_start_range_ns+0x1d7/0x3d0
[   79.623624]  [<ffffffff81229891>] do_vfs_ioctl+0xa1/0x5b0
[   79.623631]  [<ffffffff816fc8a0>] ? __sys_recvmsg+0x80/0x90
[   79.623636]  [<ffffffff81229e19>] SyS_ioctl+0x79/0x90
[   79.623643]  [<ffffffff818236f6>] entry_SYSCALL_64_fastpath+0x16/0x75
[   79.623647] ---[ end trace 020a3f9bb4f3d543 ]---


** Bug watch added: freedesktop.org Bugzilla #90451
   https://bugs.freedesktop.org/show_bug.cgi?id=90451

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1542934

Title:
  hdmi not working

Status in linux package in Ubuntu:
  Invalid

Bug description:
  hdmi not working.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: xorg 1:7.7+1ubuntu8.1
  Uname: Linux 4.5.0-040500rc2-generic x86_64
  .tmp.unity.support.test.0:

  ApportVersion: 2.14.1-0ubuntu3.19
  Architecture: amd64
  CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,staticswitcher,workarounds,scale,expo,ezoom,dbus]
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  CurrentDesktop: Unity
  Date: Sun Feb  7 22:10:31 2016
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes, if not too technical
  GraphicsCard:
   Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Dell Device [1028:06ae]
  InstallationDate: Installed on 2015-10-30 (100 days ago)
  InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
  MachineType: Dell Inc. Inspiron 5558
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.5.0-040500rc2-generic root=UUID=271decaf-2c52-4d45-af0d-da55a999fd55 ro quiet splash vt.handoff=7
  SourcePackage: xorg
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 11/06/2015
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A07
  dmi.board.name: 0KG6JV
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA07:bd11/06/2015:svnDellInc.:pnInspiron5558:pvr01:rvnDellInc.:rn0KG6JV:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: Inspiron 5558
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.65+git20151026.c745e541-0ubuntu0ricotz~trusty
  version.libgl1-mesa-dri: libgl1-mesa-dri N/A
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx N/A
  version.xserver-xorg-core: xserver-xorg-core N/A
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
  version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A
  version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A
  xserver.bootTime: Sun Feb  7 13:33:05 2016
  xserver.configfile: default
  xserver.errors:

  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                8638
   vendor                                     JVC
  xserver.version: 2:1.17.1-0ubuntu3.1~trusty1

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