Public bug reported: The log messages from around the time when I attempt an unlock look like this:
Oct 24 13:38:13 surprise gdm-password]: AccountsService: Failed to monitor logind session changes: No space left on device Oct 24 13:38:31 surprise gdm-password]: message repeated 2 times: [ AccountsService: Failed to monitor logind session changes: No space left on device] Oct 24 13:38:32 surprise gsd-rfkill[1564]: g_object_notify: object class 'CcRfkillGlib' has no property named 'kernel-noinput' Oct 24 13:38:32 surprise kernel: [16851.666217] rfkill: input handler enabled Oct 24 13:38:40 surprise gnome-shell[937]: JS WARNING: [resource:///org/gnome/shell/gdm/realmd.js 130]: reference to undefined property "_loginFormat" Oct 24 13:38:40 surprise gnome-shell[937]: JS WARNING: [resource:///org/gnome/shell/gdm/realmd.js 142]: reference to undefined property "_loginFormat" Oct 24 13:38:48 surprise gdm-password]: AccountsService: Failed to monitor logind session changes: No space left on device I run CrashPlan for backups, and https://bugzilla.redhat.com/show_bug.cgi?id=1081004 suggests that these messages are happening because I've run out of inotify watches on my system. ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: gdm3 3.26.1-3ubuntu3 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Tue Oct 24 13:47:25 2017 InstallationDate: Installed on 2017-10-23 (0 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018) SourcePackage: gdm3 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gdm3 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug artful wayland-session -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm3 in Ubuntu. https://bugs.launchpad.net/bugs/1726996 Title: After a period of locked inactivity, gdm3 no longer lets me unlock my session To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1726996/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs