Upon upgrade from Ubuntu 21.04 to 21.10, the kernel stopped detecting the trackpad.
Trackpad does not appear in xinput list nor in cat /proc/bus/input/devices, cf. attachment.
Hardware: Dell Precision 5520. Trackpad should be Synaptics.
ProblemType: Bug
DistroRelease: Ubuntu 21.10
Package: linux-image-5.13.0-20-generic 5.13.0-20.20
ProcVersionSignature: Ubuntu 5.13.0-20.20-generic 5.13.14
Uname: Linux 5.13.0-20-generic x86_64
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: sven 2598 F.... pulseaudio
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Mon Oct 25 11:30:29 2021
DistributionChannelDescriptor:
# This is a distribution channel descriptor
# For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-xenial-amd64-20160624-2
HibernationDevice: RESUME=UUID=3b49383e-b32b-4f9c-a86f-e0632885f818
InstallationDate: Installed on 2017-04-25 (1644 days ago)
InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47
Lsusb:
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 8087:0a2b Intel Corp. Bluetooth wireless interface
Bus 001 Device 004: ID 0c45:6713 Microdia Integrated_Webcam_HD
Bus 001 Device 002: ID 046d:c534 Logitech, Inc. Unifying Receiver
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Dell Inc. Precision 5520
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.13.0-20-generic root=UUID=e5250e21-4f90-4388-b91c-6d1b56038303 ro acpi_rev_override alx.enable_wol=1 mem_sleep_default=deep quiet splash i8042.nopnp vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.13.0-20-generic N/A
linux-backports-modules-5.13.0-20-generic N/A
linux-firmware 1.201
SourcePackage: linux
UpgradeStatus: Upgraded to impish on 2021-10-25 (0 days ago)
dmi.bios.date: 08/10/2021
dmi.bios.release: 1.24
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.24.0
dmi.board.name: 0GPNW9
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.24.0:bd08/10/2021:br1.24:svnDellInc.:pnPrecision5520:pvr:sku07BF:rvnDellInc.:rn0GPNW9:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Precision
dmi.product.name: Precision 5520
dmi.product.sku: 07BF
dmi.sys.vendor: Dell Inc.
This change was made by a bot.