Public bug reported:
The touchpad on my Lenovo Ideapad 720S-13IKB stopped working yesterday.
It was always working fine before that. It no longer shows up in my
device list. See attached file.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-130-generic 4.15.0-130.134
ProcVersionSignature: Ubuntu 4.15.0-130.134-generic 4.15.18
Uname: Linux 4.15.0-130-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.21
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: cb 1884 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Wed Jan 13 08:13:59 2021
InstallationDate: Installed on 2018-06-16 (941 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
MachineType: LENOVO 81A8
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-130-generic
root=UUID=364c39f2-ff11-4b3f-afb9-27fc63aa44c4 ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-130-generic N/A
linux-backports-modules-4.15.0-130-generic N/A
linux-firmware 1.173.19
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 02/23/2018
dmi.bios.vendor: LENOVO
dmi.bios.version: 5SCN38WW
dmi.board.asset.tag: NO Asset Tag
dmi.board.name: LNVNB161216
dmi.board.vendor: LENOVO
dmi.board.version: SDK0J40709 WIN
dmi.chassis.asset.tag: NO Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 720S-13IKB
dmi.modalias:
dmi:bvnLENOVO:bvr5SCN38WW:bd02/23/2018:svnLENOVO:pn81A8:pvrLenovoideapad720S-13IKB:rvnLENOVO:rnLNVNB161216:rvrSDK0J40709WIN:cvnLENOVO:ct10:cvrLenovoideapad720S-13IKB:
dmi.product.family: ideapad 720S-13IKB
dmi.product.name: 81A8
dmi.product.version: Lenovo ideapad 720S-13IKB
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Confirmed
** Tags: amd64 apport-bug bionic
** Attachment added: "output of cat /proc/bus/input/devices"
https://bugs.launchpad.net/bugs/1911392/+attachment/5452533/+files/devices
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https://bugs.launchpad.net/bugs/1911392
Title:
Touchpad no longer detected
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