Further information. I ran kernel -85 and the USB mouse stopped working after closing the lid, then quickly re-opened. Here the the Important log
3:52:59 PM kernel: Failed to start System Suspend. 3:52:59 PM kernel: Freezing user space processes failed after 20.001 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.001 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.006 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.005 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.005 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.008 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.008 seconds (3 tasks refusing to freeze, wq_busy=0): 3:52:59 PM kernel: Freezing user space processes failed after 20.002 seconds (1 tasks refusing to freeze, wq_busy=0): 3:48:12 PM kernel: usb usb1-port6: cannot disable (err = -108) 3:48:12 PM kernel: hub 1-0:1.0: hub_ext_port_status failed (err = -108) 3:48:12 PM kernel: usb usb1-port3: cannot disable (err = -108) 3:48:12 PM kernel: hub 1-0:1.0: hub_ext_port_status failed (err = -108) 3:48:12 PM kernel: usb usb1-port2: cannot disable (err = -108) 3:48:12 PM kernel: hub 1-0:1.0: hub_ext_port_status failed (err = -108) 3:48:12 PM kernel: PM: Some devices failed to suspend, or early wake event detected 3:48:12 PM kernel: xhci_hcd 0000:03:00.3: PM: failed to suspend async: error -110 3:38:20 PM bluetoothd: Failed to set mode: Failed (0x03) 3:38:19 PM kernel: RDRAND is not reliable on this platform; disabling. 3:19:37 PM systemd: Failed to start Application launched by gnome-session-binary. 3:19:27 PM kernel: RDRAND is not reliable on this platform; disabling. I used this command to unbind the USB then restart and the mouse worked root@dell-Inspiron-15-3525:~# echo -n "0000:03:00.3" > /sys/bus/pci/drivers/xhci_hcd/unbind root@dell-Inspiron-15-3525:~# echo -n "0000:03:00.3" > /sys/bus/pci/drivers/xhci_hcd/bind Is this a kernel bug or should I start a thread in the support site? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2126615 Title: System hangs when restarting after suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2126615/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
