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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1541932

Title:
  Can't use second monitor, only external gets enabled

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  If I plug in a second monitor, my main monitor turns off, If I unplug
  it, it switches around

  If I try to enable it in system settings, X crashes with this message
  on dmesg

  [70433.998275] WARNING: CPU: 3 PID: 7218 at /build/linux-NgsOGa/linux-4.2.0/drivers/gpu/drm/i915/intel_display.c:12328 check_crtc_state+0x2c5/0x440 [i915]()
  [70433.998275] pipe state doesn't match!
  [70433.998276] Modules linked in: des_generic md4 hid_generic pl2303 usbserial uas usb_storage drbg ansi_cprng ctr ccm rfcomm bbswitch(OE) pci_stub nls_utf8 cifs vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) fscache vboxdrv(OE) bnep binfmt_misc uvcvideo videobuf2_vmalloc videobuf2_memops nls_iso8859_1 videobuf2_core v4l2_common videodev media hid_multitouch intel_rapl x86_pkg_temp_thermal intel_powerclamp dell_led coretemp snd_hda_codec_hdmi kvm_intel snd_hda_codec_realtek btusb snd_hda_codec_generic snd_hda_intel btrtl kvm btbcm btintel crct10dif_pclmul bluetooth nvidia(POE) crc32_pclmul snd_soc_rt5640 snd_hda_codec snd_soc_rl6231 snd_hda_core snd_hwdep snd_soc_core snd_compress ac97_bus aesni_intel snd_pcm_dmaengine snd_pcm aes_x86_64 dell_wmi sparse_keymap snd_seq_midi snd_seq_midi_event snd_rawmidi
  [70433.998294]  snd_seq arc4 snd_seq_device snd_timer lrw dell_laptop dcdbas gf128mul dell_smm_hwmon glue_helper snd iwlmvm joydev mac80211 ablk_helper cryptd iwlwifi input_leds serio_raw cfg80211 wmi soundcore i2c_designware_platform snd_soc_sst_acpi mei_me rtsx_pci_ms memstick dw_dmac dw_dmac_core lpc_ich i2c_designware_core mei 8250_dw spi_pxa2xx_platform shpchp mac_hid intel_smartconnect intel_rst dell_rbtn dell_smo8800 parport_pc ppdev lp parport autofs4 usbhid rtsx_pci_sdmmc i915 psmouse ahci i2c_algo_bit libahci drm_kms_helper r8169 rtsx_pci drm mii sdhci_acpi sdhci i2c_hid video hid
  [70433.998311] CPU: 3 PID: 7218 Comm: Xorg Tainted: P        W  OE   4.2.0-27-generic #32-Ubuntu
  [70433.998312] Hardware name: Dell Inc.          Inspiron 7537/07PF9F, BIOS A12 10/30/2014
  [70433.998313]  0000000000000000 0000000088925cab ffff8800b9a637c8 ffffffff817eae99
  [70433.998314]  0000000000000000 ffff8800b9a63820 ffff8800b9a63808 ffffffff8107b9c6
  [70433.998316]  ffff8800b9a63848 ffff8800b9a638b0 ffff880426c89800 0000000000000001
  [70433.998317] Call Trace:
  [70433.998319]  [<ffffffff817eae99>] dump_stack+0x45/0x57
  [70433.998321]  [<ffffffff8107b9c6>] warn_slowpath_common+0x86/0xc0
  [70433.998322]  [<ffffffff8107ba55>] warn_slowpath_fmt+0x55/0x70
  [70433.998331]  [<ffffffffc01ef9e1>] ? intel_pipe_config_compare+0xb31/0xc60 [i915]
  [70433.998339]  [<ffffffffc01efdd5>] check_crtc_state+0x2c5/0x440 [i915]
  [70433.998349]  [<ffffffffc0203bfd>] intel_modeset_check_state+0x21d/0x6d0 [i915]
  [70433.998357]  [<ffffffffc0204db7>] intel_crtc_set_config+0x4c7/0x580 [i915]
  [70433.998366]  [<ffffffffc009dbf0>] ? drm_modeset_lock_all_crtcs+0x90/0xa0 [drm]
  [70433.998372]  [<ffffffffc008e4a6>] drm_mode_set_config_internal+0x66/0x100 [drm]
  [70433.998379]  [<ffffffffc0092b39>] drm_mode_setcrtc+0x3e9/0x500 [drm]
  [70433.998384]  [<ffffffffc0083495>] drm_ioctl+0x125/0x610 [drm]
  [70433.998390]  [<ffffffffc0092750>] ? drm_mode_setplane+0x1b0/0x1b0 [drm]
  [70433.998392]  [<ffffffff812110b5>] do_vfs_ioctl+0x295/0x480
  [70433.998394]  [<ffffffff8121dfb4>] ? mntput+0x24/0x40
  [70433.998395]  [<ffffffff811ff720>] ? __fput+0x190/0x220
  [70433.998397]  [<ffffffff81211319>] SyS_ioctl+0x79/0x90
  [70433.998398]  [<ffffffff817f1c72>] entry_SYSCALL_64_fastpath+0x16/0x75
  [70433.998399] ---[ end trace a4b01e73aac47c29 ]---

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: linux-image-4.2.0-27-generic 4.2.0-27.32
  ProcVersionSignature: Ubuntu 4.2.0-27.32-generic 4.2.8-ckt1
  Uname: Linux 4.2.0-27-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC1D0p:   luis       7754 F...m pulseaudio
   /dev/snd/controlC1:  luis       7754 F.... pulseaudio
   /dev/snd/controlC0:  luis       7754 F.... pulseaudio
  CurrentDesktop: KDE
  Date: Thu Feb  4 10:45:26 2016
  HibernationDevice: RESUME=UUID=5f1324cb-ff6a-44ba-8bb4-f51969c1afa0
  InstallationDate: Installed on 2016-01-28 (7 days ago)
  InstallationMedia: Kubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  MachineType: Dell Inc. Inspiron 7537
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-27-generic.efi.signed root=UUID=bc3e5510-252e-48b7-9021-db1e911e5de1 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.2.0-27-generic N/A
   linux-backports-modules-4.2.0-27-generic  N/A
   linux-firmware                            1.149.3
  SourcePackage: linux
  UdevLog: Error: [Errno 2] No existe el archivo o el directorio: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 10/30/2014
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A12
  dmi.board.name: 07PF9F
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: 0.1
  dmi.modalias: dmi:bvnDellInc.:bvrA12:bd10/30/2014:svnDellInc.:pnInspiron7537:pvr:rvnDellInc.:rn07PF9F:rvrA00:cvnDellInc.:ct8:cvr0.1:
  dmi.product.name: Inspiron 7537
  dmi.sys.vendor: Dell Inc.

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