Public bug reported:
Fresh install of Artful nightly from earlier this week.
Steps to reproduce:
1. Open gnome-tweak-tool
2. Browse to workspaces pane
3. Change workspaces count (for me at this time 2->3->2)
4. I am returned to gdm login.
Journal logging (EDIT: shortened as attached anyway):
Aug 17 19:45:31 matt-xps-13-9360 org.gnome.Shell.desktop[1501]: **
Aug 17 19:45:31 matt-xps-13-9360 org.gnome.Shell.desktop[1501]:
mutter:ERROR:core/screen.c:1263:update_num_workspaces: assertion failed:
(w->windows == NULL)
Aug 17 19:45:31 matt-xps-13-9360 gnome-calendar[2084]: Error reading events
from display: Broken pipe
Aug 17 19:45:31 matt-xps-13-9360 gnome-control-c[2077]: Error reading events
from display: Broken pipe
Aug 17 19:45:31 matt-xps-13-9360 seahorse[2085]: Error reading events from
display: Broken pipe
Aug 17 19:45:31 matt-xps-13-9360 gnome-terminal-[1834]: Error reading events
from display: Broken pipe
Aug 17 19:45:31 matt-xps-13-9360 nautilus[2082]: Error reading events from
display: Broken pipe
Aug 17 19:45:31 matt-xps-13-9360 gnome-tweak-too[2182]: Error reading events
from display: Broken pipe
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: mutter 3.24.3-0ubuntu3
ProcVersionSignature: Ubuntu 4.12.0-11.12-generic 4.12.5
Uname: Linux 4.12.0-11-generic x86_64
ApportVersion: 2.20.6-0ubuntu5
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Aug 17 19:54:35 2017
EcryptfsInUse: Yes
InstallationDate: Installed on 2017-08-16 (0 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170815)
SourcePackage: mutter
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: mutter (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug artful wayland-session
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https://bugs.launchpad.net/bugs/1711439
Title:
Mutter crashing when workspace count is changed
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