Same Problem here with a Acer V3-771 and Ubuntu 12.10 Alpha 3:
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ubuntu@ubuntu:~$ uname -a
Linux ubuntu 3.5.0-11-generic #11-Ubuntu SMP Thu Aug 16 21:03:52 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
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Same Problem here with a Acer V3-771 and Ubuntu 12.10 Alpha 3:
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ubuntu@ubuntu:~$ uname -a
Linux ubuntu 3.5.0-11-generic #11-Ubuntu SMP Thu Aug 16 21:03:52 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
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ubuntu@ubuntu:~$ grep -B 5 mouse /proc/bus/ input/devices serio1/ input0 devices/ platform/ i8042/serio1/ input/input9
I: Bus=0011 Vendor=0002 Product=0001 Version=0000
N: Name="PS/2 Generic Mouse"
P: Phys=isa0060/
S: Sysfs=/
U: Uniq=
H: Handlers=mouse1 event9
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cat /proc/bus/ input/devices button/ input0 devices/ LNXSYSTM: 00/device: 00/PNP0A08: 00/PNP0C0C: 00/input/ input0
I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=PNP0C0C/
S: Sysfs=/
U: Uniq=
H: Handlers=kbd event0
B: PROP=0
B: EV=3
B: KEY=10000000000000 0
I: Bus=0019 Vendor=0000 Product=0003 Version=0000 button/ input0 devices/ LNXSYSTM: 00/device: 00/PNP0A08: 00/PNP0C0E: 00/input/ input1
N: Name="Sleep Button"
P: Phys=PNP0C0E/
S: Sysfs=/
U: Uniq=
H: Handlers=kbd event1
B: PROP=0
B: EV=3
B: KEY=4000 0 0
I: Bus=0019 Vendor=0000 Product=0005 Version=0000 button/ input0 devices/ LNXSYSTM: 00/device: 00/PNP0C0D: 00/input/ input2
N: Name="Lid Switch"
P: Phys=PNP0C0D/
S: Sysfs=/
U: Uniq=
H: Handlers=event2
B: PROP=0
B: EV=21
B: SW=1
I: Bus=0019 Vendor=0000 Product=0001 Version=0000 button/ input0 devices/ LNXSYSTM: 00/LNXPWRBN: 00/input/ input3
N: Name="Power Button"
P: Phys=LNXPWRBN/
S: Sysfs=/
U: Uniq=
H: Handlers=kbd event3
B: PROP=0
B: EV=3
B: KEY=10000000000000 0
I: Bus=0011 Vendor=0001 Product=0001 Version=ab83 serio0/ input0 devices/ platform/ i8042/serio0/ input/input4
N: Name="AT Translated Set 2 keyboard"
P: Phys=isa0060/
S: Sysfs=/
U: Uniq=
H: Handlers=sysrq kbd event4
B: PROP=0
B: EV=120013
B: KEY=10000 c020000000000 0 0 700f02000003 3803078f830f401 febfffdfffefffff fffffffffffffffe
B: MSC=10
B: LED=7
I: Bus=0019 Vendor=0000 Product=0006 Version=0000 video/input0 devices/ LNXSYSTM: 00/device: 00/PNP0A08: 00/LNXVIDEO: 01/input/ input6
N: Name="Video Bus"
P: Phys=LNXVIDEO/
S: Sysfs=/
U: Uniq=
H: Handlers=kbd event6
B: PROP=0
B: EV=3
B: KEY=3e000b00000000 0 0 0
I: Bus=0003 Vendor=1bcf Product=2c18 Version=0007 0000:00: 1a.0-1. 1/button devices/ pci0000: 00/0000: 00:1a.0/ usb1/1- 1/1-1.1/ 1-1.1:1. 0/input/ input7
N: Name="HD Webcam"
P: Phys=usb-
S: Sysfs=/
U: Uniq=
H: Handlers=kbd event7
B: PROP=0
B: EV=3
B: KEY=100000 0 0 0
I: Bus=0019 Vendor=0000 Product=0000 Version=0000 devices/ virtual/ input/input8
N: Name="Acer WMI hotkeys"
P: Phys=wmi/input0
S: Sysfs=/
U: Uniq=
H: Handlers=rfkill kbd event8
B: PROP=0
B: EV=13
B: KEY=1600800000c00 8000000000300000 0 0
B: MSC=10
I: Bus=0011 Vendor=0002 Product=0001 Version=0000 serio1/ input0 devices/ platform/ i8042/serio1/ input/input9
N: Name="PS/2 Generic Mouse"
P: Phys=isa0060/
S: Sysfs=/
U: Uniq=
H: Handlers=mouse1 event9
B: PROP=0
B: EV=7
B: KEY=70000 0 0 0 0
B: REL=3
I: Bus=0000 Vendor=0000 Product=0000 Version=0000 devices/ pci0000: 00/0000: 00:1b.0/ sound/card0/ input10
N: Name="HDA Intel PCH HDMI/DP,pcm=3"
P: Phys=ALSA
S: Sysfs=/
U: Uniq=
H: Handlers=event10
B: PROP=0
B: EV=21
B: SW=140
I: Bus=0000 Vendor=0000 Product=0000 Version=0000 devices/ pci0000: 00/0000: 00:1b.0/ sound/card0/ input11
N: Name="HDA Intel PCH Mic"
P: Phys=ALSA
S: Sysfs=/
U: Uniq=
H: Handlers=event11
B: PROP=0
B: EV=21
B: SW=10
I: Bus=0000 Vendor=0000 Product=0000 Version=0000 devices/ pci0000: 00/0000: 00:1b.0/ sound/card0/ input12 ------- ------- ------- ------- --
N: Name="HDA Intel PCH Headphone"
P: Phys=ALSA
S: Sysfs=/
U: Uniq=
H: Handlers=event12
B: PROP=0
B: EV=21
B: SW=4
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