Public bug reported: When locking my gnome session either manually (SUPER+L) or via timeout due to inactivity, resuming the session will cause it to crash.
The log shows the following: Sep 14 20:48:14 freyja systemd[1234]: Reached target Default. Sep 14 20:48:14 freyja systemd[1234]: Startup finished in 17ms. Sep 14 20:48:14 freyja systemd[1]: Started User Manager for UID 121. Sep 14 20:48:14 freyja systemd[1234]: Started D-Bus User Message Bus. Sep 14 20:48:14 freyja dbus-daemon[1242]: Activating service name='org.gnome.ScreenSaver' Sep 14 20:48:14 freyja org.gnome.ScreenSaver[1242]: Unable to init server: Could not connect: Connection refused Sep 14 20:48:14 freyja gnome-screensav[1252]: Cannot open display: Sep 14 20:48:14 freyja dbus-daemon[1242]: Activated service 'org.gnome.ScreenSaver' failed: Process org.gnome.ScreenSaver exited with status 1 Sep 14 20:48:14 freyja gnome-session[1244]: gnome-session-binary[1244]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSaver: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.gnome.ScreenSaver exited with status 1 Sep 14 20:48:14 freyja gnome-session-binary[1244]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSaver: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.gnome.ScreenSaver exited with status 1 Sep 14 20:48:14 freyja gnome-shell[1254]: Can't initialize KMS backend: could not find drm kms device Sep 14 20:48:14 freyja gnome-session[1244]: gnome-session-binary[1244]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1 Sep 14 20:48:14 freyja gnome-session-binary[1244]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1 Sep 14 20:48:14 freyja gnome-session-binary[1244]: Unrecoverable failure in required component org.gnome.Shell.desktop Sep 14 20:48:14 freyja gdm-launch-environment][1224]: pam_unix(gdm-launch-environment:session): session closed for user gdm Sep 14 20:48:14 freyja gdm3[1198]: GdmDisplay: display lasted 0.276059 seconds Sep 14 20:48:14 freyja systemd-logind[1106]: Removed session c1. Sep 14 20:48:14 freyja gdm3[1198]: Child process -1240 was already dead. Sep 14 20:48:14 freyja gdm3[1198]: Child process 1224 was already dead. Sep 14 20:48:14 freyja gdm3[1198]: Unable to kill session worker process Sep 14 20:48:14 freyja systemd[1]: Stopping User Manager for UID 121... Sep 14 20:48:14 freyja systemd[1234]: Stopping D-Bus User Message Bus... Sep 14 20:48:14 freyja systemd[1234]: Stopped target Default. Sep 14 20:48:14 freyja systemd[1]: Received SIGRTMIN+21 from PID 379 (plymouthd). Nvidia driver version: 384.66-0ubuntu1 Nvidia KMS modesetting according to this bug (https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1697882) is "N" (disabled). release: Ubuntu Artful Aardvark (development branch) 17.10 kernel: 4.13.0-041300-generic #201709031731 SMP Sun Sep 3 21:33:09 UTC 2017 x86_64 GDM: 3.26.0-1ubuntu1 What happens: * Open some windows, browsers, terminals etc * I lock the screen with SUPER+L * I briefly see my lock-screen wallpaper before the screen goes to sleep * Screen goes black * I wake the machine (with space bar) * I see white lock screen clock on white-background * Swipe up and see login screen, I login * Window scaling has reset and all previously opened windows are gone What I expect to happen: * lock screen and see lock-screen wallpaper briefly before screen blank. * screen blank * wake with space bar * see lock screen wallpaper, not a white background * login * all windows still open as before ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: gdm3 3.26.0-1ubuntu1 Uname: Linux 4.13.0-041300-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia ApportVersion: 2.20.7-0ubuntu1 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Thu Sep 14 21:18:20 2017 EcryptfsInUse: Yes InstallationDate: Installed on 2017-09-09 (5 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170906) SourcePackage: gdm3 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gdm3 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug artful -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1717355 Title: X11 session crashes when locked/unlocked To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1717355/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
