Public bug reported:
After I restarted PC following the kernel update, touchpad is not
working. No mention of touchpad in /proc/bus/input/devices
My PC is ACER Aspire One Cloudbook 14, model AO1-431-C2Q8
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-72-generic 4.15.0-72.81
ProcVersionSignature: Ubuntu 4.15.0-72.81-generic 4.15.18
Uname: Linux 4.15.0-72-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version
k4.15.0-72-generic.
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC233 Analog [ALC233 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: alex 1305 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0x91310000 irq 122'
Mixer name : 'Realtek ALC233'
Components : 'HDA:10ec0235,1025106d,00100002
HDA:80862883,80860101,00100000'
Controls : 22
Simple ctrls : 9
CurrentDesktop: LXDE
Date: Mon Dec 16 02:14:16 2019
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=ea36409a-4fcc-4cda-8ea1-e056cf554d5b
InstallationDate: Installed on 2017-07-03 (895 days ago)
InstallationMedia: Lubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 064e:9404 Suyin Corp.
Bus 001 Device 002: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card
Reader Controller
Bus 001 Device 004: ID 046d:c00e Logitech, Inc. M-BJ58/M-BJ69 Optical Wheel
Mouse
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Acer Aspire one 1-431
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-72-generic
root=UUID=f6a67cfa-1d89-42bf-b0f5-c65e40319250 ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-72-generic N/A
linux-backports-modules-4.15.0-72-generic N/A
linux-firmware 1.173.13
RfKill:
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
UpgradeStatus: Upgraded to bionic on 2018-10-03 (438 days ago)
WifiSyslog:
dmi.bios.date: 09/14/2015
dmi.bios.vendor: Insyde Corp.
dmi.bios.version: V1.08
dmi.board.asset.tag: Type2 - Board Asset Tag
dmi.board.name: Oxford
dmi.board.vendor: Acer
dmi.board.version: V1.08
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: Chassis Version
dmi.modalias:
dmi:bvnInsydeCorp.:bvrV1.08:bd09/14/2015:svnAcer:pnAspireone1-431:pvrV1.08:rvnAcer:rnOxford:rvrV1.08:cvnAcer:ct10:cvrChassisVersion:
dmi.product.family: BSW
dmi.product.name: Aspire one 1-431
dmi.product.version: V1.08
dmi.sys.vendor: Acer
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
** Attachment added: "/proc/bus/input/devices"
https://bugs.launchpad.net/bugs/1856499/+attachment/5312695/+files/devices
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https://bugs.launchpad.net/bugs/1856499
Title:
Touchpad is not detected after the latest kernel update
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