Public bug reported:
The xsession crashes and freezes, no keyboard input, no reaction, no tty
session switch possible. Only long press forced restart possible.
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 20.04.1 LTS
Release: 20.04
Codename: focal
$ echo $XDG_CURRENT_DESKTOP
XFCE
$ cat /var/log/installer/media-info
Xubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
$ cat .xsession-errors
dbus-update-activation-environment: setting
DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus
dbus-update-activation-environment: setting DISPLAY=:0
dbus-update-activation-environment: setting XAUTHORITY=/home/songoku/.Xauthority
dbus-update-activation-environment: setting QT_ACCESSIBILITY=1
dbus-update-activation-environment: setting SHELL=/bin/bash
dbus-update-activation-environment: setting QT_ACCESSIBILITY=1
dbus-update-activation-environment: setting
XDG_CONFIG_DIRS=/etc/xdg/xdg-xubuntu:/etc/xdg
dbus-update-activation-environment: setting
XDG_SESSION_PATH=/org/freedesktop/DisplayManager/Session0
dbus-update-activation-environment: setting CLUTTER_BACKEND=x11
dbus-update-activation-environment: setting LANGUAGE=en_US
dbus-update-activation-environment: setting DESKTOP_SESSION=xubuntu
dbus-update-activation-environment: setting PWD=/home/songoku
dbus-update-activation-environment: setting XDG_SESSION_DESKTOP=xubuntu
dbus-update-activation-environment: setting LOGNAME=songoku
dbus-update-activation-environment: setting QT_QPA_PLATFORMTHEME=gtk2
dbus-update-activation-environment: setting XDG_SESSION_TYPE=x11
dbus-update-activation-environment: setting
GPG_AGENT_INFO=/run/user/1000/gnupg/S.gpg-agent:0:1
dbus-update-activation-environment: setting XAUTHORITY=/home/songoku/.Xauthority
dbus-update-activation-environment: setting
XDG_GREETER_DATA_DIR=/var/lib/lightdm-data/songoku
dbus-update-activation-environment: setting GDM_LANG=en_US
dbus-update-activation-environment: setting HOME=/home/songoku
dbus-update-activation-environment: setting IM_CONFIG_PHASE=1
dbus-update-activation-environment: setting LANG=en_US.UTF-8
dbus-update-activation-environment: setting XDG_CURRENT_DESKTOP=XFCE
dbus-update-activation-environment: setting
XDG_SEAT_PATH=/org/freedesktop/DisplayManager/Seat0
dbus-update-activation-environment: setting XDG_SESSION_CLASS=user
dbus-update-activation-environment: setting GTK_OVERLAY_SCROLLING=0
dbus-update-activation-environment: setting USER=songoku
dbus-update-activation-environment: setting DISPLAY=:0
dbus-update-activation-environment: setting SHLVL=1
dbus-update-activation-environment: setting XDG_RUNTIME_DIR=/run/user/1000
dbus-update-activation-environment: setting
XDG_DATA_DIRS=/usr/share/xubuntu:/usr/share/xfce4:/usr/local/share:/usr/share:/var/lib/snapd/desktop
dbus-update-activation-environment: setting
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin
dbus-update-activation-environment: setting GDMSESSION=xubuntu
dbus-update-activation-environment: setting
DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus
dbus-update-activation-environment: setting
_=/usr/bin/dbus-update-activation-environment
/usr/bin/iceauth: creating new authority file /run/user/1000/ICEauthority
(xfce4-session:1390): xfce4-session-WARNING **: 00:48:14.947:
xfsm_manager_load_session: Something wrong with
/home/songoku/.cache/sessions/xfce4-session-x1:0, Does it exist? Permissions
issue?
xfwm4-Message: 00:48:15.072: Prefer XPresent with Mesa Intel(R) UHD Graphics
(CML GT2)
(wrapper-2.0:1746): Gtk-WARNING **: 00:48:15.378:
gtk_widget_size_allocate(): attempt to allocate widget with width -1 and
height 22
** (wrapper-2.0:1754): WARNING **: 00:48:15.386: No outputs have
backlight property
(wrapper-2.0:1745): Gtk-WARNING **: 00:48:15.392: Negative content width
-3 (allocation 1, extents 2x2) while allocating gadget (node button,
owner GtkToggleButton)
(wrapper-2.0:1749): GLib-GIO-CRITICAL **: 00:48:15.396:
g_file_new_for_path: assertion 'path != NULL' failed
(wrapper-2.0:1749): GLib-GIO-CRITICAL **: 00:48:15.396:
g_file_monitor_file: assertion 'G_IS_FILE (file)' failed
(wrapper-2.0:1749): GLib-GObject-WARNING **: 00:48:15.396: invalid
(NULL) pointer instance
(wrapper-2.0:1749): GLib-GObject-CRITICAL **: 00:48:15.396:
g_signal_connect_data: assertion 'G_TYPE_CHECK_INSTANCE (instance)'
failed
(wrapper-2.0:1749): Gtk-WARNING **: 00:48:15.396: Attempting to add a
widget with type GtkToggleButton to a container of type XfcePanelPlugin,
but the widget is already inside a container of type XfcePanelPlugin,
please remove the widget from its existing container first.
(wrapper-2.0:1749): Gtk-WARNING **: 00:48:15.420: Negative content width
-3 (allocation 1, extents 2x2) while allocating gadget (node button,
owner GtkToggleButton)
(wrapper-2.0:1754): Gtk-WARNING **: 00:48:15.434: Negative content width
-3 (allocation 1, extents 2x2) while allocating gadget (node button,
owner PowerManagerButton)
(wrapper-2.0:1755): Gtk-WARNING **: 00:48:15.444: Negative content width
-3 (allocation 1, extents 2x2) while allocating gadget (node button,
owner PulseaudioButton)
ERROR: NVIDIA driver is not loaded
ERROR: Unable to load info from any available system
(polkit-gnome-authentication-agent-1:1800): GLib-CRITICAL **: 00:48:15.667:
g_variant_new_string: assertion 'string != NULL' failed
(polkit-gnome-authentication-agent-1:1800): polkit-gnome-1-WARNING **:
00:48:15.667: Failed to register client:
GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name
org.gnome.SessionManager was not provided by any .service files
** (xfce4-screensaver:1798): WARNING **: 00:48:15.680: screensaver already
running in this session
Error: another clipboard is already running
** Affects: ubuntu
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1909544
Title:
Xubuntu 20.04 xsession-errors on Lenovo X1 Carbon Gen. 8
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