This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1725836
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1725836
Title:
[radeon] No more than 2 displays work simultaneously
Status in linux package in Ubuntu:
Incomplete
Status in xorg-server package in Ubuntu:
Incomplete
Status in xserver-xorg-video-ati package in Ubuntu:
Incomplete
Bug description:
I have three displays that worked fine in 17.04.
Now ith 17.10 I can only use two of them. Either 1 & 2, 1& 3 or 2 2 & 3.
All three seem to be properly specified in monitors.xml.
The display setup scree detects all three.
UBUNTU 17.10
AMD PitcairnLSB Version:
core-9.20160110ubuntu5-amd64:core-9.20160110ubuntu5-noarch:security-9.20160110ubuntu5-amd64:security-9.20160110ubuntu5-noarch
---
ApportVersion: 2.20.7-0ubuntu3
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
DisplayManager: gdm3
DistroRelease: Ubuntu 17.10
InstallationDate: Installed on 2017-02-23 (242 days ago)
InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2)
Package: mutter
PackageArchitecture: amd64
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Tags: artful
Uname: Linux 4.13.0-16-generic x86_64
UpgradeStatus: Upgraded to artful on 2017-10-20 (3 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
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