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[Bug 1534964] Re: Hotplugging HDMI fails

 

Ok, I will do that. And thanks for helping me out with this.

In other hand, there isn't really a crash report, the bug is that
hotplugging HDMI cable isn't generating proper kernel events, thus
external monitor doesn't work properly (only via boot).

Only way its crashing is that via adapter linking. There is two way to
connecnt HDMI cable, via dedicated port and via adapter (usbc).

Should I create 2 different bug reports? First one handling this issue
(hotplugging HDMI cable) and other one 'HDMI via usbc adapter
hotplugging crashes X' ?

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https://bugs.launchpad.net/bugs/1534964

Title:
  Hotplugging HDMI fails

Status in xorg package in Ubuntu:
  Invalid

Bug description:
  Affected computer: Dell Precision 15 5000 Series (5510) with Quadro
  M1000M/PCIe/SSE2 graphics card (kernel 4.2.0-23-generic).

  Expected behaviour:

  - hotplugging HDMI cable would work

  Current behaviour:

  - Hotpluging doesn't work (no kernel events, used udevadm monitor to
  verify)

  Current observations:

  - HDMI output works if connected from the boot
  - When DPMS kicks in HDMI output disappears (tested with 2 different monitors)
  - Hotpluging doesn't work (no kernel events, used udevadm monitor to verify)
  - VGA (via usb-c adapter) works, hotplugging also
  - HDMI (via usb-c adapter) causes black screen in computer display and eventually crashes X. Unplugging adapter before crash restores state (computer display restored)
  - display port (via usb-c adapter) not confirmed

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: xorg 1:7.7+7ubuntu4
  ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6
  Uname: Linux 4.2.0-23-generic x86_64
  NonfreeKernelModules: nvidia
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  352.63  Sat Nov  7 21:25:42 PST 2015
   GCC version:  gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2)
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Sat Jan 16 19:13:22 2016
  DistUpgraded: Fresh install
  DistroCodename: wily
  DistroVariant: ubuntu
  DkmsStatus:
   bbswitch, 0.7, 4.2.0-23-generic, x86_64: installed
   nvidia-352, 352.63, 4.2.0-23-generic, x86_64: installed
  EcryptfsInUse: Yes
  GraphicsCard:
   Intel Corporation Device [8086:191d] (rev 06) (prog-if 00 [VGA controller])
     Subsystem: Dell Device [1028:06e5]
     Subsystem: Dell Device [1028:06e5]
  InstallationDate: Installed on 2016-01-11 (4 days ago)
  InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 04f3:21d5 Elan Microelectronics Corp. 
   Bus 001 Device 007: ID 8087:0a2b Intel Corp. 
   Bus 001 Device 004: ID 0c45:6713 Microdia 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. Precision 5510
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.2.0-23-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro noprompt quiet splash vt.handoff=7
  SourcePackage: xorg
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 12/18/2015
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 01.01.15
  dmi.board.name: 08R8KJ
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvr01.01.15:bd12/18/2015:svnDellInc.:pnPrecision5510:pvr:rvnDellInc.:rn08R8KJ:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: Precision 5510
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.12.2+15.10.20151015-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.64-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4
  version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3

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