Package: gdm3 Version: 3.28.1-1 Severity: important Some users after logging on are returned to the login screen after a few seconds. In /var/log/syslog I find:
GdmSessionWorker: couldn't finalize jump to VT 1: Unterbrechung während des Betriebssystemaufrufs (that's "Interruption during the operating system call") I have already deleted everything related to session and session state for those users, but this doesn't seem to make a difference. So I am pretty lost where to search further. This is observed both with the Wayland and the X session of GNOME -- System Information: Debian Release: buster/sid APT prefers unstable APT policy: (500, 'unstable'), (500, 'testing') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.16.0-1-amd64 (SMP w/4 CPU cores) Locale: LANG=de_DE.UTF-8, LC_CTYPE=de_DE.UTF-8 (charmap=UTF-8), LANGUAGE=de_DE.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages gdm3 depends on: ii accountsservice 0.6.45-1 ii adduser 3.117 ii dconf-cli 0.28.0-2 ii dconf-gsettings-backend 0.28.0-2 ii debconf [debconf-2.0] 1.5.66 ii gir1.2-gdm-1.0 3.28.1-1 ii gnome-session [x-session-manager] 3.28.1-1 ii gnome-session-bin 3.28.1-1 ii gnome-settings-daemon 3.28.1-1 ii gnome-shell 3.28.1-1 ii gnome-terminal [x-terminal-emulator] 3.28.1-2 ii gsettings-desktop-schemas 3.28.0-1 ii libaccountsservice0 0.6.45-1 ii libaudit1 1:2.8.3-1 ii libc6 2.27-3 ii libcanberra-gtk3-0 0.30-6 ii libcanberra0 0.30-6 ii libgdk-pixbuf2.0-0 2.36.11-2 ii libgdm1 3.28.1-1 ii libglib2.0-0 2.56.1-2 ii libglib2.0-bin 2.56.1-2 ii libgtk-3-0 3.22.30-1 ii libkeyutils1 1.5.9-9.2 ii libpam-modules 1.1.8-3.7 ii libpam-runtime 1.1.8-3.7 ii libpam-systemd 238-4 ii libpam0g 1.1.8-3.7 ii librsvg2-common 2.40.20-2 ii libselinux1 2.7-2+b2 ii libsystemd0 238-4 ii libwrap0 7.6.q-27 ii libx11-6 2:1.6.5-1 ii libxau6 1:1.0.8-1+b2 ii libxcb1 1.13-1 ii libxdmcp6 1:1.1.2-3 ii lsb-base 9.20170808 ii mutter [x-window-manager] 3.28.1-2 ii policykit-1 0.105-20 ii ucf 3.0038 ii x11-common 1:7.7+19 ii x11-xserver-utils 7.7+8 Versions of packages gdm3 recommends: ii at-spi2-core 2.28.0-3 ii desktop-base 9.0.5 ii x11-xkb-utils 7.7+4 ii xserver-xephyr 2:1.19.6-1 ii xserver-xorg 1:7.7+19 ii zenity 3.28.1-1 Versions of packages gdm3 suggests: pn gnome-orca <none> pn libpam-fprintd <none> ii libpam-gnome-keyring 3.28.0.2-1 -- Configuration Files: /etc/gdm3/daemon.conf changed: [daemon] [security] [xdmcp] [chooser] [debug] Enable=true -- debconf information: * shared/default-x-display-manager: gdm3 gdm3/daemon_name: /usr/sbin/gdm3