My laptop is also affected (Acer e3-111). When I resume from sleep (S3), my Xorg.0.log says:
[ 1204.869] (II) AIGLX: Resuming AIGLX clients after VT switch [ 1204.869] (II) intel(0): switch to mode 1366x768@60.1 on eDP1 using pipe 0, position (0, 0), rotation normal, reflection none [ 1206.441] (--) synaptics: SYN1B7D:01 06CB:2991 UNKNOWN: touchpad found Furthermore, I get the following in dmesg: [ 1191.910761] usb 1-2: reset high-speed USB device number 2 using xhci_hcd [ 1191.911060] xhci_hcd 0000:00:14.0: Setup ERROR: setup context command for slot 1. [ 1191.911064] usb 1-2: hub failed to enable device, error -22 [ 1192.023049] usb 1-2: reset high-speed USB device number 2 using xhci_hcd [ 1192.039597] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800773ef720 [ 1192.151154] usb 1-4: reset high-speed USB device number 3 using xhci_hcd [ 1192.151165] xhci_hcd 0000:00:14.0: Setup ERROR: setup context command for slot 2. [ 1192.151168] usb 1-4: hub failed to enable device, error -229 [ 1192.263026] usb 1-4: reset high-speed USB device number 3 using xhci_hcd [ 1192.263130] xhci_hcd 0000:00:14.0: Setup ERROR: setup context command for slot 2. [ 1192.263133] usb 1-4: hub failed to enable device, error -22 [ 1192.375037] usb 1-4: reset high-speed USB device number 3 using xhci_hcd [ 1192.405965] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff8800773ef9c0 [ 1192.464863] usb 1-2.1: reset full-speed USB device number 5 using xhci_hcd [ 1192.464991] xhci_hcd 0000:00:14.0: Setup ERROR: setup context command for slot 4. [ 1192.464995] usb 1-2.1: hub failed to enable device, error -22 [ 1192.535293] usb 1-2.1: reset full-speed USB device number 5 using xhci_hcd [ 1192.535319] xhci_hcd 0000:00:14.0: Setup ERROR: setup context command for slot 4. [ 1192.535322] usb 1-2.1: hub failed to enable device, error -22 [ 1192.607494] usb 1-2.1: reset full-speed USB device number 5 using xhci_hcd [ 1192.623719] usb 1-2.1: device firmware changed [ 1192.935923] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off [ 1194.015516] PM: resume of devices complete after 2491.115 msecs [ 1194.016052] PM: Finishing wakeup. Ugly workaround for this is to reload the hid_multitouch after resuming: # sudo rmmod hid_multitouch # sudo modprobe hid_multitouch Please let me know if there is more information needed. -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to pm-utils in Ubuntu. https://bugs.launchpad.net/bugs/1393079 Title: Touchpad not working after suspend/resume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1393079/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs