Touchpad does not work when resuming from standby

[Neil]

I have a Lenovo t440.
The touchpad works fine from boot.
However when resuming from standby, occasionally the touchpad will stop responding to any input. The keyboard still works fine. It has only happened since upgrading to 20.04.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xserver-xorg-input-libinput 0.29.0-1
ProcVersionSignature: Ubuntu 5.4.0-58.64-generic 5.4.73
Uname: Linux 5.4.0-58-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.13
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Mon Dec 14 12:01:47 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
InstallationDate: Installed on 2019-04-18 (605 days ago)
InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
MachineType: LENOVO 20B60061UK
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-58-generic root=UUID=532ed0d4-eb00-46ad-aaba-e988531e342c ro quiet splash vt.handoff=7
SourcePackage: xserver-xorg-input-libinput
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/03/2017
dmi.bios.vendor: LENOVO
dmi.bios.version: GJET92WW (2.42 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20B60061UK
dmi.board.vendor: LENOVO
dmi.board.version: 0B98401 PRO
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvrGJET92WW(2.42):bd03/03/2017:svnLENOVO:pn20B60061UK:pvrThinkPadT440:rvnLENOVO:rn20B60061UK:rvr0B98401PRO:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.family: ThinkPad T440
dmi.product.name: 20B60061UK
dmi.product.sku: LENOVO_MT_20B6_BU_Think_FM_ThinkPad T440
dmi.product.version: ThinkPad T440
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.101-2
version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~20.04.1
version.libgl1-mesa-glx: libgl1-mesa-glx 20.0.8-0ubuntu1~20.04.1
version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.6
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200226-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.