Package: gdm3 Version: 3.32.0-1 Severity: normal Dear maintainer,
Since a couple of weeks, I guess, logging into the GNOME X session from gdm3 shows a popup with the message: Xsession: unsupported number of arguments (5); falling back to default session. This message also appears in the logs: Apr 03 09:26:34 bean /usr/lib/gdm3/gdm-x-session[3709]: /etc/gdm3/Xsession: Beginning session setup... Apr 03 09:26:34 bean /usr/lib/gdm3/gdm-x-session[3709]: dbus-update-activation-environment: setting DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1001/bus Apr 03 09:26:34 bean /usr/lib/gdm3/gdm-x-session[3709]: dbus-update-activation-environment: setting DISPLAY=:0 Apr 03 09:26:34 bean /usr/lib/gdm3/gdm-x-session[3709]: dbus-update-activation-environment: setting XAUTHORITY=/run/user/1001/gdm/Xauthority Apr 03 09:26:34 bean /usr/lib/gdm3/gdm-x-session[3709]: Xsession: unsupported number of arguments (5); falling back to default session. I have amended the /etc/X11/Xsession.d/20x11-common_process-args script to also print the passed arguments, and they are: GDK_BACKEND based on session type I'm not sure where to look next ... Kind regards, Matijs -- System Information: Debian Release: buster/sid APT prefers unstable APT policy: (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Kernel: Linux 4.19.0-4-amd64 (SMP w/4 CPU cores) Locale: LANG=en_IE.utf8, LC_CTYPE=en_IE.utf8 (charmap=UTF-8), LANGUAGE=en_IE.utf8 (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 0.6.45-2 ii adduser 3.118 ii dconf-cli 0.30.1-2 ii dconf-gsettings-backend 0.30.1-2 ii debconf [debconf-2.0] 1.5.71 ii gir1.2-gdm-1.0 3.32.0-1 ii gnome-session [x-session-manager] 3.30.1-2 ii gnome-session-bin 3.30.1-2 ii gnome-settings-daemon 3.30.2-3 ii gnome-shell 3.30.2-3 ii gnome-terminal [x-terminal-emulator] 3.30.2-2 ii gsettings-desktop-schemas 3.28.1-1 ii libaccountsservice0 0.6.45-2 ii libaudit1 1:2.8.4-2 ii libc6 2.28-8 ii libcanberra-gtk3-0 0.30-7 ii libcanberra0 0.30-7 ii libgdk-pixbuf2.0-0 2.38.1+dfsg-1 ii libgdm1 3.32.0-1 ii libglib2.0-0 2.58.3-1 ii libglib2.0-bin 2.58.3-1 ii libgtk-3-0 3.24.5-1 ii libkeyutils1 1.6-6 ii libpam-modules 1.3.1-5 ii libpam-runtime 1.3.1-5 ii libpam-systemd 241-2 ii libpam0g 1.3.1-5 ii librsvg2-common 2.44.10-1 ii libselinux1 2.8-1+b1 ii libsystemd0 241-2 ii libwrap0 7.6.q-28 ii libx11-6 2:1.6.7-1 ii libxau6 1:1.0.8-1+b2 ii libxcb1 1.13.1-2 ii libxdmcp6 1:1.1.2-3 ii lsb-base 10.2019031300 ii mutter [x-window-manager] 3.30.2-6 ii openbox [x-window-manager] 3.6.1-8 ii policykit-1 0.105-25 ii procps 2:3.3.15-2 ii rxvt-unicode [x-terminal-emulator] 9.22-6 ii tilix [x-terminal-emulator] 1.8.9-1 ii ucf 3.0038+nmu1 ii x11-common 1:7.7+19 ii x11-xserver-utils 7.7+8 ii xterm [x-terminal-emulator] 344-1 Versions of packages gdm3 recommends: ii at-spi2-core 2.30.0-7 ii desktop-base 10.0.0 ii x11-xkb-utils 7.7+4 ii xserver-xephyr 2:1.20.4-1 ii xserver-xorg 1:7.7+19 ii zenity 3.30.0-2 Versions of packages gdm3 suggests: pn gnome-orca <none> pn libpam-fprintd <none> ii libpam-gnome-keyring 3.28.2-5 -- Configuration Files: /etc/gdm3/daemon.conf changed: [daemon] [security] [xdmcp] [chooser] [debug] -- debconf information: gdm3/daemon_name: /usr/sbin/gdm3 * shared/default-x-display-manager: gdm3