After removing xserver-xorg-input-libinput third input device appears, a 'PS/2 Generic Mouse' and both mice become evdev devices so it doesn't look like a libinput problem.
** Package changed: xserver-xorg-input-libinput (Ubuntu) => xserver- xorg-input-synaptics (Ubuntu) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. https://bugs.launchpad.net/bugs/1876991 Title: Touchpad started appearing both as a touchpad and as a mouse input devices after upgrade to 20.04 Status in xserver-xorg-input-synaptics package in Ubuntu: New Bug description: It was working perfectly on 18.04 with 5.3 kernel but after upgrade to 20.04 it's becoming disabled because there is a "mouse" attached which is the same touchpad detected incorrectly, xinput --list showing both ⎜ ↳ MSFT0001:00 06CB:7E7E Mouse id=11 [slave pointer (2)] ⎜ ↳ MSFT0001:00 06CB:7E7E Touchpad id=12 [slave pointer (2)] The first line was definitely not present before, I know it because I use it when in openbox session. There is also a number of questions on AskUbuntu that look like results of the same problem at first glance: https://askubuntu.com/q/1231873/20275 https://askubuntu.com/q/1235067/20275 https://askubuntu.com/q/1234975/20275 and two global search results for the same touchpad model ("MSFT0001:00 06CB:7E7E Mouse") that show the same problem in unrelated contexts: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=953405 https://bbs.archlinux.org/viewtopic.php?id=240723 I also have these errors in kernel log, may be related, weren't present previously: psmouse serio1: Failed to deactivate mouse on isa0060/serio1: -5 psmouse serio1: Failed to enable mouse on isa0060/serio1 psmouse serio1: Failed to disable mouse on isa0060/serio1 ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xserver-xorg-input-synaptics 1.9.1-1ubuntu3 ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30 Uname: Linux 5.4.0-29-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: KDE Date: Wed May 6 00:09:45 2020 DistUpgraded: Fresh install DistroCodename: focal DistroVariant: ubuntu Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 27c6:5301 Shenzhen Goodix Technology Co.,Ltd. Fingerprint Reader Bus 001 Device 002: ID 1bcf:28c1 Sunplus Innovation Technology Inc. Integrated_Webcam_HD Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Dell Inc. Vostro 5471 ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.4.0-29-generic root=/dev/mapper/ocz-root ro quiet libata.force=1.00:noncq resume=/dev/mapper/ocz-swap_1 crashkernel=384M-2G:128M,2G-:256M SourcePackage: xserver-xorg-input-synaptics UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/25/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.9.0 dmi.board.name: 05F5VX dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.asset.tag: Zahoriya dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.9.0:bd07/25/2018:svnDellInc.:pnVostro5471:pvr:rvnDellInc.:rn05F5VX:rvrA00:cvnDellInc.:ct10:cvr: dmi.product.family: Vostro dmi.product.name: Vostro 5471 dmi.product.sku: 0830 dmi.sys.vendor: Dell Inc. version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.101-2 version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.4-2ubuntu1 version.libgl1-mesa-glx: libgl1-mesa-glx 20.0.4-2ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.6-1 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-synaptics/+bug/1876991/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
