Also, it correctly works with a live Pop!_OS installation USB; `uname -a` there yields:
Linux pop-os 5.13.0-7614-generic #14~1631647151~21.04~930e87c-Ubuntu SMP Fri Sep 17 00:24:58 UTC x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-signed-hwe-5.13 in Ubuntu. https://bugs.launchpad.net/bugs/1958626 Title: Trackpad is not detected for Dell Precision 5550 Status in linux-signed-hwe-5.13 package in Ubuntu: New Bug description: It doesn't appear in /proc/bus/input/devices: I: Bus=0019 Vendor=0000 Product=0005 Version=0000 N: Name="Lid Switch" P: Phys=PNP0C0D/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input0 U: Uniq= H: Handlers=event0 B: PROP=0 B: EV=21 B: SW=1 I: Bus=0019 Vendor=0000 Product=0001 Version=0000 N: Name="Power Button" P: Phys=PNP0C0C/button/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input1 U: Uniq= H: Handlers=kbd event1 B: PROP=0 B: EV=3 B: KEY=10000000000000 0 I: Bus=0011 Vendor=0001 Product=0001 Version=ab41 N: Name="AT Translated Set 2 keyboard" P: Phys=isa0060/serio0/input0 S: Sysfs=/devices/platform/i8042/serio0/input/input2 U: Uniq= H: Handlers=sysrq kbd event2 leds B: PROP=0 B: EV=120013 B: KEY=1100f02902000 8380307cf910f001 feffffdfffefffff fffffffffffffffe B: MSC=10 B: LED=7 I: Bus=0019 Vendor=0000 Product=0006 Version=0000 N: Name="Video Bus" P: Phys=LNXVIDEO/video/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:00/LNXVIDEO:00/input/input3 U: Uniq= H: Handlers=kbd event3 B: PROP=0 B: EV=3 B: KEY=3e000b00000000 0 0 0 I: Bus=0019 Vendor=0000 Product=0006 Version=0000 N: Name="Video Bus" P: Phys=LNXVIDEO/video/input0 S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:01/input/input4 U: Uniq= H: Handlers=kbd event4 B: PROP=0 B: EV=3 B: KEY=3e000b00000000 0 0 0 I: Bus=0019 Vendor=0000 Product=0000 Version=0000 N: Name="Dell WMI hotkeys" P: Phys= S: Sysfs=/devices/platform/PNP0C14:03/wmi_bus/wmi_bus-PNP0C14:03/9DBB5994-A997-11DA-B012-B622A1EF5492/input/input10 U: Uniq= H: Handlers=rfkill kbd event10 B: PROP=0 B: EV=13 B: KEY=800000000000 0 0 1500b00000c00 4000000200300000 e000000000000 0 B: MSC=10 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH Headphone Mic" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input11 U: Uniq= H: Handlers=event11 B: PROP=0 B: EV=21 B: SW=4 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=3" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input12 U: Uniq= H: Handlers=event12 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=7" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input13 U: Uniq= H: Handlers=event13 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=8" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input14 U: Uniq= H: Handlers=event14 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=9" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input15 U: Uniq= H: Handlers=event15 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0000 Vendor=0000 Product=0000 Version=0000 N: Name="HDA Intel PCH HDMI/DP,pcm=10" P: Phys=ALSA S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input16 U: Uniq= H: Handlers=event16 B: PROP=0 B: EV=21 B: SW=140 I: Bus=0003 Vendor=0bda Product=5510 Version=9179 N: Name="Integrated_Webcam_HD: Integrate" P: Phys=usb-0000:00:14.0-11/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-11/1-11:1.0/input/input17 U: Uniq= H: Handlers=kbd event17 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0003 Vendor=0bda Product=5510 Version=9179 N: Name="Integrated_Webcam_HD: Integrate" P: Phys=usb-0000:00:14.0-11/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-11/1-11:1.2/input/input18 U: Uniq= H: Handlers=kbd event18 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0003 Vendor=0203 Product=145f Version=0100 N: Name="AUKEY PC-LM1 USB Camera: AUKEY " P: Phys=usb-0000:00:14.0-4.1.1/button S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.1/1-4.1.1:1.0/input/input26 U: Uniq= H: Handlers=kbd event5 B: PROP=0 B: EV=3 B: KEY=100000 0 0 0 I: Bus=0003 Vendor=1532 Product=0020 Version=0111 N: Name="Razer Razer Abyssus 1800" P: Phys=usb-0000:00:14.0-4.1.2/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.2/1-4.1.2:1.0/0003:1532:0020.000A/input/input27 U: Uniq= H: Handlers=mouse0 event6 B: PROP=0 B: EV=17 B: KEY=70000 0 0 0 0 B: REL=903 B: MSC=10 I: Bus=0003 Vendor=1532 Product=0020 Version=0111 N: Name="Razer Razer Abyssus 1800" P: Phys=usb-0000:00:14.0-4.1.2/input1 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.2/1-4.1.2:1.1/0003:1532:0020.000B/input/input28 U: Uniq= H: Handlers=sysrq kbd event7 B: PROP=0 B: EV=100013 B: KEY=1000000000007 ff9f207ac14057ff febeffdfffefffff fffffffffffffffe B: MSC=10 I: Bus=0003 Vendor=1b1c Product=1b20 Version=0111 N: Name="Corsair Corsair STRAFE RGB Gaming Keyboard" P: Phys=usb-0000:00:14.0-4.1.3/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.3/1-4.1.3:1.0/0003:1B1C:1B20.000C/input/input29 U: Uniq=16013037AF0CA4A7592515EAF5001941 H: Handlers=sysrq kbd event8 leds B: PROP=0 B: EV=12001f B: KEY=3f000303ff 0 0 483ffff17aff32d bfd4444600000000 1 130ff38b17c007 ffe77bfad9415fff ffbeffdfffefffff fffffffffffffffe B: REL=1040 B: ABS=100000000 B: MSC=10 B: LED=7 I: Bus=0003 Vendor=1b1c Product=1b20 Version=0111 N: Name="Corsair Corsair STRAFE RGB Gaming Keyboard" P: Phys=usb-0000:00:14.0-4.1.3/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.3/1-4.1.3:1.0/0003:1B1C:1B20.000C/input/input30 U: Uniq=16013037AF0CA4A7592515EAF5001941 H: Handlers=event9 B: PROP=0 B: EV=9 B: ABS=10000000000 I: Bus=0003 Vendor=1b1c Product=1b20 Version=0111 N: Name="Corsair Corsair STRAFE RGB Gaming Keyboard" P: Phys=usb-0000:00:14.0-4.1.3/input0 S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4.1/1-4.1.3/1-4.1.3:1.0/0003:1B1C:1B20.000C/input/input31 U: Uniq=16013037AF0CA4A7592515EAF5001941 H: Handlers=event19 B: PROP=0 B: EV=9 B: ABS=10000000000 ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.13.0-27-generic 5.13.0-27.29~20.04.1 ProcVersionSignature: Ubuntu 5.13.0-27.29~20.04.1-generic 5.13.19 Uname: Linux 5.13.0-27-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Fri Jan 21 09:03:51 2022 InstallationDate: Installed on 2021-08-31 (142 days ago) InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819) SourcePackage: linux-signed-hwe-5.13 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: 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