Bug confirmed on newer versions of Ubuntu also.
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https://bugs.launchpad.net/bugs/1682883
Title:
Missing 2560x1440 resolution on a Dell XPS 2720 all-in-one
Status in xorg package in Ubuntu:
Won't Fix
Bug description:
The problem appeared after a distro upgrade from Ubuntu 16.10 to Ubuntu 17.04
(kernel 4.10.0-19-generic).
The issue doesn't exist when booting with the previous kernel
(4.8.0-46-generic).
ProblemType: Bug
DistroRelease: Ubuntu 17.04
Package: xorg 1:7.7+16ubuntu3
ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8
Uname: Linux 4.10.0-19-generic x86_64
.tmp.unity_support_test.0:
ApportVersion: 2.20.4-0ubuntu4
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:Unity7
Date: Fri Apr 14 19:03:35 2017
DistUpgraded: 2017-04-14 16:22:07,220 ERROR got error from PostInstallScript
./xorg_fix_proprietary.py (g-exec-error-quark: Esecuzione del processo figlio
"./xorg_fix_proprietary.py" non riuscita (No such file or directory) (8))
DistroCodename: zesty
DistroVariant: ubuntu
DkmsStatus:
bbswitch, 0.8, 4.10.0-19-generic, x86_64: installed
bbswitch, 0.8, 4.8.0-46-generic, x86_64: installed
nvidia-375, 375.39, 4.10.0-19-generic, x86_64: installed
nvidia-375, 375.39, 4.8.0-46-generic, x86_64: installed
ExtraDebuggingInterest: Yes
GraphicsCard:
Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics
Controller [8086:0412] (rev 06) (prog-if 00 [VGA controller])
Subsystem: Dell Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics
Controller [1028:05b0]
NVIDIA Corporation GK107M [GeForce GT 750M] [10de:0fe4] (rev a1) (prog-if 00
[VGA controller])
Subsystem: Dell GK107M [GeForce GT 750M] [1028:05b0]
InstallationDate: Installed on 2015-01-17 (818 days ago)
InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1)
MachineType: Dell Inc. XPS 2720
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-19-generic.efi.signed
root=UUID=d1a29a63-27bc-4b4f-b455-9be750a1356e ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: Upgraded to zesty on 2017-04-14 (0 days ago)
dmi.bios.date: 11/13/2015
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A13
dmi.board.name: 05R2TK
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 13
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 00
dmi.modalias:
dmi:bvnDellInc.:bvrA13:bd11/13/2015:svnDellInc.:pnXPS2720:pvr00:rvnDellInc.:rn05R2TK:rvrA00:cvnDellInc.:ct13:cvr00:
dmi.product.name: XPS 2720
dmi.product.version: 00
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.13.1+17.04.20170109-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.76-1
version.libgl1-mesa-dri: libgl1-mesa-dri 17.0.3-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.3-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.19.3-1ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.9.0-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20170309-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
1:1.0.14-0ubuntu1
xserver.bootTime: Fri Apr 14 18:53:04 2017
xserver.configfile: default
xserver.errors:
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.19.3-1ubuntu1
xserver.video_driver: modeset
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