apport information ** Tags added: apport-collected compiz-0.9 ubuntu xenial
** Description changed: Title: Triple monitor display failed with Dell Dock (HiDPI) (modesetting) Summary: Triple monitor display failed with Dell Dock (HiDPI) (modesetting) Steps: 1. a laptop with Built-in 4K LCD 2. Cold boot system with Dell Dock connected 3. Connect a 4K monitor to Dock 4. Connect 2nd 4K monitor to Dock 5. Go to [All Settings]=>[Displays] to have the following configuration. Resolution: 4kx2k@60Hz (one Built-in LCD + two external monitors) Mirror displays: disable Expected results: Triple monitor display should works without issues Actual results: Triple monitor display failed with Dell Dock Additional information: 1. Linux distribution: Ubuntu 16.04+modesetting, 16.04.3, and 17.04 2. Laptop: Dell Precision 5520 3. Dell Business Thunderbolt Dock - TB16 https://goo.gl/vFDjpi + --- + .tmp.unity_support_test.0: + + ApportVersion: 2.20.1-0ubuntu2.10 + Architecture: amd64 + CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' + CompositorRunning: compiz + CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' + CompositorUnredirectFSW: true + CurrentDesktop: Unity + DistUpgraded: Fresh install + DistributionChannelDescriptor: + # This is a distribution channel descriptor + # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor + canonical-oem-somerville-xenial-amd64-20160624-2 + DistroCodename: xenial + DistroRelease: Ubuntu 16.04 + DistroVariant: ubuntu + ExtraDebuggingInterest: Yes + GraphicsCard: + Intel Corporation Device [8086:591d] (rev 04) (prog-if 00 [VGA controller]) + Subsystem: Dell Device [1028:07bf] + Subsystem: Dell Device [1028:07bf] + InstallationDate: Installed on 2017-08-29 (2 days ago) + InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47 + MachineType: Dell Inc. Precision 5520 + Package: xorg-server (not installed) + ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.11.0-14-generic.efi.signed root=UUID=b79ae801-0652-4785-beaf-e8387d798948 ro acpi_rev_override quiet splash vt.handoff=7 + ProcVersionSignature: Ubuntu 4.11.0-14.20~16.04.1-generic 4.11.12 + Tags: xenial ubuntu compiz-0.9 + Uname: Linux 4.11.0-14-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo + _MarkForUpload: True + dmi.bios.date: 05/08/2017 + dmi.bios.vendor: Dell Inc. + dmi.bios.version: 1.3.3 + dmi.board.vendor: Dell Inc. + dmi.chassis.type: 10 + dmi.chassis.vendor: Dell Inc. + dmi.modalias: dmi:bvnDellInc.:bvr1.3.3:bd05/08/2017:svnDellInc.:pnPrecision5520:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct10:cvr: + dmi.product.name: Precision 5520 + dmi.sys.vendor: Dell Inc. + version.compiz: compiz 1:0.9.12.2+16.04.20160823-0ubuntu1 + version.ia32-libs: ia32-libs N/A + version.libdrm2: libdrm2 2.4.76-1~ubuntu16.04.1 + version.libgl1-mesa-dri: libgl1-mesa-dri 17.0.7-0ubuntu0.16.04.1 + version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A + version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.7-0ubuntu0.16.04.1 + version.xserver-xorg-core: xserver-xorg-core 2:1.18.4-0ubuntu0.3 + version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2 + version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1 + version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1.2 + version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2 ** Attachment added: "BootLog.txt" https://bugs.launchpad.net/bugs/1714178/+attachment/4941759/+files/BootLog.txt -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1714178 Title: Triple monitor display failed with Dell Dock (HiDPI) (modesetting) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1714178/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
