Sorry for reply late, I tried to swith nouveau, but it couldn't enter suspend with X crash.
Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: Fatal server error: Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) systemd-logind disappeared (stopped/restarted?) Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: Please consult the The X.Org Foundation support Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: at http://wiki.x.org Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: for help. Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) Please also check the log file at "/home/u/.local/share/xorg/Xorg.0.log" for additional information. Jan 07 01:35:30 Drfit3-T-2 /usr/lib/gdm3/gdm-x-session[1744]: (EE) ** Attachment added: "Xorg.0.log" https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1939163/+attachment/5552336/+files/Xorg.0.log -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1939163 Title: Screen splash when suspend or resume on I+N platform To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1939163/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs