Comment 6 for bug 1268365

I am able to recreate this using the latest trusty build

ubuntu@ubuntu:~$ uname -a
Linux ubuntu 3.13.0-5-generic #20-Ubuntu SMP Mon Jan 20 19:56:38 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
ubuntu@ubuntu:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu Trusty Tahr (development branch)
Release: 14.04
Codename: trusty

less /var/log/syslog

Jan 29 20:55:43 ubuntu kernel: [ 201.601870] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:43 ubuntu kernel: [ 201.603078] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:43 ubuntu kernel: [ 201.604266] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:43 ubuntu kernel: [ 201.605523] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:43 ubuntu kernel: [ 201.613100] psmouse serio1: TouchPad at isa0060/serio1/input0 - driver resynced.
Jan 29 20:55:58 ubuntu kernel: [ 216.595214] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:58 ubuntu kernel: [ 216.596459] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:58 ubuntu kernel: [ 216.597663] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:58 ubuntu kernel: [ 216.598973] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:58 ubuntu kernel: [ 216.600205] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:55:58 ubuntu kernel: [ 216.600216] psmouse serio1: issuing reconnect request
Jan 29 20:55:58 ubuntu kernel: [ 216.953279] psmouse serio1: synaptics: Unable to query device.
Jan 29 20:55:58 ubuntu kernel: [ 216.955470] psmouse serio1: Failed to deactivate mouse on isa0060/serio1
Jan 29 20:55:59 ubuntu kernel: [ 217.261069] psmouse serio1: synaptics: Unable to query device.
Jan 29 20:55:59 ubuntu kernel: [ 217.332508] input: PS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input22
Jan 29 20:55:59 ubuntu kernel: [ 217.899118] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd001a3/0x164/0x127c00, board id: 2668, fw id: 1293989
Jan 29 20:55:59 ubuntu kernel: [ 217.899136] psmouse serio1: synaptics: serio: Synaptics pass-through port at isa0060/serio1/input0
Jan 29 20:55:59 ubuntu kernel: [ 217.941724] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input24
Jan 29 20:56:02 ubuntu kernel: [ 220.951374] psmouse serio4: Failed to deactivate mouse on synaptics-pt/serio0
Jan 29 20:56:02 ubuntu kernel: [ 220.954454] psmouse serio4: Failed to enable mouse on synaptics-pt/serio0
Jan 29 20:56:03 ubuntu kernel: [ 221.752074] input: PS/2 Generic Mouse as /devices/platform/i8042/serio1/serio4/input/input25
Jan 29 20:56:04 ubuntu kernel: [ 222.406376] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:04 ubuntu kernel: [ 222.407657] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:04 ubuntu kernel: [ 222.408896] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:04 ubuntu kernel: [ 222.410210] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:04 ubuntu kernel: [ 222.411459] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:04 ubuntu kernel: [ 222.411470] psmouse serio1: issuing reconnect request
Jan 29 20:56:04 ubuntu kernel: [ 222.843354] psmouse serio1: synaptics: hardware appears to be different: id(83736-83736), model(123569-123569), caps(d001a3-d001a3), ext(164-940300).
Jan 29 20:56:05 ubuntu kernel: [ 223.444454] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd001a3/0x940300/0x127c00, board id: 2668, fw id: 1293989
Jan 29 20:56:05 ubuntu kernel: [ 223.444471] psmouse serio1: synaptics: serio: Synaptics pass-through port at isa0060/serio1/input0
Jan 29 20:56:05 ubuntu kernel: [ 223.487685] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input27
Jan 29 20:56:08 ubuntu kernel: [ 226.663419] psmouse serio5: alps: Unknown ALPS touchpad: E7=10 00 64, EC=10 00 64
Jan 29 20:56:10 ubuntu kernel: [ 228.095730] psmouse serio5: trackpoint: IBM TrackPoint firmware: 0x0e, buttons: 3/3
Jan 29 20:56:10 ubuntu kernel: [ 228.321400] input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/serio5/input/input28
Jan 29 20:56:49 ubuntu kernel: [ 267.269252] psmouse serio1: bad data from KBC - timeout
Jan 29 20:56:49 ubuntu kernel: [ 267.277602] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:49 ubuntu kernel: [ 267.278836] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:49 ubuntu kernel: [ 267.280081] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:49 ubuntu kernel: [ 267.281305] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:49 ubuntu kernel: [ 267.282537] psmouse serio1: TouchPad at isa0060/serio1/input0 lost sync at byte 1
Jan 29 20:56:49 ubuntu kernel: [ 267.282548] psmouse serio1: issuing reconnect request
Jan 29 20:56:49 ubuntu kernel: [ 267.454183] psmouse serio1: synaptics: Unable to query device.
Jan 29 20:56:50 ubuntu kernel: [ 268.078177] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd001a3/0x940300/0x127c00, board id: 2668, fw id: 1293989
Jan 29 20:56:50 ubuntu kernel: [ 268.078187] psmouse serio1: synaptics: serio: Synaptics pass-through port at isa0060/serio1/input0
Jan 29 20:56:50 ubuntu kernel: [ 268.120705] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input30
Jan 29 20:56:50 ubuntu kernel: [ 268.708992] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xd001a3/0x940300/0x127c00, board id: 2668, fw id: 1293989
Jan 29 20:56:50 ubuntu kernel: [ 268.708999] psmouse serio1: synaptics: serio: Synaptics pass-through port at isa0060/serio1/input0
Jan 29 20:56:50 ubuntu kernel: [ 268.751392] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input32
Jan 29 20:56:53 ubuntu kernel: [ 271.952502] psmouse serio6: alps: Unknown ALPS touchpad: E7=10 00 64, EC=10 00 64
Jan 29 20:56:55 ubuntu kernel: [ 273.383794] psmouse serio6: trackpoint: IBM TrackPoint firmware: 0x0e, buttons: 3/3
Jan 29 20:56:55 ubuntu kernel: [ 273.610257] input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/serio6/input/input33
Jan 29 20:56:58 ubuntu kernel: [ 276.855421] psmouse serio7: alps: Unknown ALPS touchpad: E7=10 00 64, EC=10 00 64
Jan 29 20:57:00 ubuntu kernel: [ 278.274741] psmouse serio7: trackpoint: IBM TrackPoint firmware: 0x0e, buttons: 3/3
Jan 29 20:57:00 ubuntu kernel: [ 278.493745] input: TPPS/2 IBM TrackPoint as /devices/platform/i8042/serio1/serio7/input/input34