The primary display will cause black screen when external 4K monitor is configured to flipped
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
xorg-server (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
The primary (built-in) display will cause black screen when external 4K monitor is configured to flipped
Steps to reproduce:
1. plug 4K monitor via HDMI
2. open gnome-control-
3. select Displays -> Orientation -> Landscape (flipped)
4. apply
5. black screen on built-in displays
The primary display can be recovered if HDMI cable is re-plugged again.
Machine:
Dell XPS 13 9380 (Intel Coffee Lake)
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSign
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu24
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Fri Apr 10 00:24:13 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
ExtraDebuggingI
GraphicsCard:
Intel Corporation UHD Graphics 620 (Whiskey Lake) [8086:3ea0] (rev 02) (prog-if 00 [VGA controller])
Subsystem: Dell UHD Graphics 620 (Whiskey Lake) [1028:08af]
InstallationDate: Installed on 2020-04-07 (2 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200405)
MachineType: Dell Inc. XPS 13 9380
ProcEnviron:
TERM=xterm-
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/15/2019
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 0.10.2
dmi.board.name: 0SSY11
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.
dmi.product.family: XPS
dmi.product.name: XPS 13 9380
dmi.product.sku: 08AF
dmi.sys.vendor: Dell Inc.
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.100-4
version.
version.
version.
version.
version.
version.
version.
Changed in xorg-server (Ubuntu): | |
status: | Incomplete → New |
This following message could happen when I repeated to switch landscape/flipped mode sometimes, but not always happened:
[ 3123.471] (WW) modeset(0): flip queue failed: Device or resource busy
[ 3123.471] (WW) modeset(0): Page flip failed: Device or resource busy