Hi! I think i have the same bug. From the update to kernel 4.2.30 the touchpad doesn't work anymore. Even with kernel 4.2.33.
I tryed to report the bug but every time the web page give me an error! -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1550688 Title: kernel 4.2.0-30-generic does not recognise touchpad Status in linux package in Ubuntu: Incomplete Bug description: Acer aspire 512 This with kernel 4.2.0-27-generic Aspire-ES1-512:~$ cat /proc/bus/input/devices I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=PNP0C0C/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 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 N: Name="Sleep Button" P: Phys=PNP0C0E/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input1 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 N: Name="Lid Switch" P: Phys=PNP0C0D/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input2 U: Uniq= H: Handlers=event2 B: PROP=0 B: EV=21 B: SW=1 I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=LNXPWRBN/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input3 U: Uniq= H: Handlers=kbd event3 B: PROP=0 B: EV=3 B: KEY=10000000000000 0 I: Bus=0011 Vendor=0001 Product=0001 Version=ab41 N: Name="AT Translated Set 2 keyboard" P: Phys=isa0060/serio0/input0 S: Sysfs=/devices/platform/i8042/serio0/input/input4 U: Uniq= H: Handlers=sysrq kbd event4 leds B: PROP=0 B: EV=120013 B: KEY=10000 c020000000000 0 0 700f02000003 3802078f870f401 febfffdfffefffff fffffffffffffffe B: MSC=10 B: LED=7 I: Bus=0019 Vendor=0000 Product=0006 Version=0000 N: Name="Video Bus" P: Phys=LNXVIDEO/video/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input5 U: Uniq= H: Handlers=kbd event5 B: PROP=0 B: EV=3 B: KEY=3e000b00000000 0 0 0 I: Bus=0003 Vendor=1267 Product=0210 Version=0100 N: Name="PS/2+USB Mouse" P: Phys=usb-0000:00:14.0-3.2/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3.2/1-3.2:1.0/0003:1267:0210.0001/input/input6 U: Uniq= H: Handlers=mouse0 event6 B: PROP=0 B: EV=17 B: KEY=70000 0 0 0 0 B: REL=103 B: MSC=10 I: Bus=0003 Vendor=04f2 Product=b47f Version=4051 N: Name="VGA Webcam" P: Phys=usb-0000:00:14.0-4/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/input/input8 U: Uniq= H: Handlers=kbd event7 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH Headphone" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input7 U: Uniq= H: Handlers=event8 B: PROP=0 B: EV=21 B: SW=4 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=3" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input9 U: Uniq= H: Handlers=event9 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Acer WMI hotkeys" P: Phys=wmi/input0 S: Sysfs=/devices/virtual/input/input10 U: Uniq= H: Handlers=rfkill kbd event10 B: PROP=0 B: EV=13 B: KEY=1c0000 0 0 0 0 1600800000c00 300000 0 0 B: MSC=10 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Acer BMA150 accelerometer" P: Phys=wmi/input1 S: Sysfs=/devices/virtual/input/input11 U: Uniq= H: Handlers=event11 js0 B: PROP=0 B: EV=9 B: ABS=7 I: Bus=0018 Vendor=04f3 Product=300b Version=0100 N: Name="ELAN0501:00 04F3:300B UNKNOWN" P: Phys= S: Sysfs=/devices/platform/80860F41:00/i2c-8/i2c-ELAN0501:00/0018:04F3:300B.0002/input/input12 U: Uniq= H: Handlers=mouse1 event12 B: PROP=5 B: EV=b B: KEY=6420 10000 0 0 0 0 B: ABS=260800000000003 And this with kernel 4.2.0-30-generic Aspire-ES1-512:~$ cat /proc/bus/input/devices I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=PNP0C0C/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0 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 N: Name="Sleep Button" P: Phys=PNP0C0E/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input1 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 N: Name="Lid Switch" P: Phys=PNP0C0D/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input2 U: Uniq= H: Handlers=event2 B: PROP=0 B: EV=21 B: SW=1 I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=LNXPWRBN/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input3 U: Uniq= H: Handlers=kbd event3 B: PROP=0 B: EV=3 B: KEY=10000000000000 0 I: Bus=0011 Vendor=0001 Product=0001 Version=ab41 N: Name="AT Translated Set 2 keyboard" P: Phys=isa0060/serio0/input0 S: Sysfs=/devices/platform/i8042/serio0/input/input4 U: Uniq= H: Handlers=sysrq kbd event4 leds B: PROP=0 B: EV=120013 B: KEY=10000 c020000000000 0 0 700f02000003 3802078f870f401 febfffdfffefffff fffffffffffffffe B: MSC=10 B: LED=7 I: Bus=0019 Vendor=0000 Product=0006 Version=0000 N: Name="Video Bus" P: Phys=LNXVIDEO/video/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input5 U: Uniq= H: Handlers=kbd event5 B: PROP=0 B: EV=3 B: KEY=3e000b00000000 0 0 0 I: Bus=0003 Vendor=1267 Product=0210 Version=0100 N: Name="PS/2+USB Mouse" P: Phys=usb-0000:00:14.0-3.2/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-3/1-3.2/1-3.2:1.0/0003:1267:0210.0001/input/input6 U: Uniq= H: Handlers=mouse0 event6 B: PROP=0 B: EV=17 B: KEY=70000 0 0 0 0 B: REL=103 B: MSC=10 I: Bus=0003 Vendor=04f2 Product=b47f Version=4051 N: Name="VGA Webcam" P: Phys=usb-0000:00:14.0-4/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/input/input8 U: Uniq= H: Handlers=kbd event7 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH Headphone" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input7 U: Uniq= H: Handlers=event8 B: PROP=0 B: EV=21 B: SW=4 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=3" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1b.0/sound/card0/input9 U: Uniq= H: Handlers=event9 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Acer WMI hotkeys" P: Phys=wmi/input0 S: Sysfs=/devices/virtual/input/input10 U: Uniq= H: Handlers=rfkill kbd event10 B: PROP=0 B: EV=13 B: KEY=1c0000 0 0 0 0 1600800000c00 300000 0 0 B: MSC=10 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Acer BMA150 accelerometer" P: Phys=wmi/input1 S: Sysfs=/devices/virtual/input/input11 U: Uniq= H: Handlers=event11 js0 B: PROP=0 B: EV=9 B: ABS=7 So this part is missing in kernel 4.2.0-30-generic I: Bus=0018 Vendor=04f3 Product=300b Version=0100 N: Name="ELAN0501:00 04F3:300B UNKNOWN" P: Phys= S: Sysfs=/devices/platform/80860F41:00/i2c-8/i2c-ELAN0501:00/0018:04F3:300B.0002/input/input12 U: Uniq= H: Handlers=mouse1 event12 B: PROP=5 B: EV=b B: KEY=6420 10000 0 0 0 0 B: ABS=260800000000003 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1550688/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
