Public bug reported: 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. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug impish wayland-session ** Attachment added: "output from cat /proc/bus/input/devices" https://bugs.launchpad.net/bugs/1948687/+attachment/5535906/+files/devices -- 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/1948687 Title: Trackpad not detected by kernel Status in linux package in Ubuntu: New Bug description: 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. 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