Same issue, works only the first time you suspend after reboot any time after that it fails. (Laptop Lenovo T400)
sudo lshw -c video *-display:0 description: VGA compatible controller product: Mobile 4 Series Chipset Integrated Graphics Controller vendor: Intel Corporation physical id: 2 bus info: pci@0000:00:02.0 version: 07 width: 64 bits clock: 33MHz capabilities: msi pm vga_controller bus_master cap_list rom configuration: driver=i915 latency=0 resources: irq:16 memory:f4400000-f47fffff memory:d0000000-dfffffff ioport:1800(size=8) memory:c0000-dffff *-display:1 UNCLAIMED description: Display controller product: Mobile 4 Series Chipset Integrated Graphics Controller vendor: Intel Corporation physical id: 2.1 bus info: pci@0000:00:02.1 version: 07 width: 64 bits clock: 33MHz capabilities: pm bus_master cap_list configuration: latency=0 resources: memory:f4200000-f42fffff systemd-inhibit --list Who: gdm (UID 121/gdm, PID 1125/gsd-power) What: sleep Why: GNOME needs to lock the screen Mode: delay Who: GNOME Shell (UID 1000/damian, PID 1552/gnome-shell) What: sleep Why: GNOME needs to lock the screen Mode: delay Who: damian (UID 1000/damian, PID 1696/gsd-media-keys) What: handle-power-key:handle-suspend-key:handle-hibernate-key Why: GNOME handling keypresses Mode: block Who: damian (UID 1000/damian, PID 1649/gsd-power) What: sleep Why: GNOME needs to lock the screen Mode: delay Who: gdm (UID 121/gdm, PID 1122/gsd-media-keys) What: handle-power-key:handle-suspend-key:handle-hibernate-key Why: GNOME handling keypresses Mode: block Who: ModemManager (UID 0/root, PID 764/ModemManager) What: sleep Why: ModemManager needs to reset devices Mode: delay Who: NetworkManager (UID 0/root, PID 786/NetworkManager) What: sleep Why: NetworkManager needs to turn off networks Mode: delay Who: gdm (UID 121/gdm, PID 1122/gsd-media-keys) What: sleep Why: GNOME handling keypresses Mode: delay Who: damian (UID 1000/damian, PID 1696/gsd-media-keys) What: sleep Why: GNOME handling keypresses Mode: delay Who: UPower (UID 0/root, PID 1021/upowerd) What: sleep Why: Pause device polling Mode: delay 10 inhibitors listed. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1767715 Title: Laptop does not suspend after lid is closed on nvidia drivers To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1767715/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs