Ubuntu
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Linux kernel bug, HP laptop touch pad undetected

Bug #1812609 reported by Aiden Langley
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

I can't use my touchpad. Followed this page (https://wiki.ubuntu.com/DebuggingTouchpadDetection) and came to the conclusion that this is a Linux kernel bug.

➜ ~ cat /proc/bus/input/devices
I: Bus=0019 Vendor=0000 Product=0003 Version=0000
N: Name="Sleep Button"
P: Phys=PNP0C0E/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input0
U: Uniq=
H: Handlers=kbd event0
B: PROP=0
B: EV=3
B: KEY=4000 0 0

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/input1
U: Uniq=
H: Handlers=event1
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/input2
U: Uniq=
H: Handlers=kbd event2
B: PROP=0
B: EV=3
B: KEY=10000000000000 0

I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=LNXPWRBN/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
U: Uniq=
H: Handlers=kbd event3
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/input4
U: Uniq=
H: Handlers=sysrq kbd event4 leds
B: PROP=0
B: EV=120013
B: KEY=20000 20 0 0 1500f02100000 3803078f900d401 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/LNXVIDEO:00/input/input12
U: Uniq=
H: Handlers=kbd event5
B: PROP=0
B: EV=3
B: KEY=3e000b00000000 0 0 0

I: Bus=0003 Vendor=046d Product=4069 Version=0111
N: Name="Logitech MX Master 2S"
P: Phys=usb-0000:00:14.0-4:3
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.2/0003:046D:C52B.0004/0003:046D:4069.0006/input/input20
U: Uniq=4069-ca-69-5c-ab
H: Handlers=sysrq kbd mouse0 event6 leds
B: PROP=0
B: EV=12001f
B: KEY=3007f 0 0 483ffff17aff32d bf54444600000000 ffff0001 130f938b17c007 ffff7bfad941dfff febeffdfffefffff fffffffffffffffe
B: REL=143
B: ABS=100000000
B: MSC=10
B: LED=1f

I: Bus=0003 Vendor=046d Product=4003 Version=0111
N: Name="Logitech K270"
P: Phys=usb-0000:00:14.0-4:2
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.2/0003:046D:C52B.0004/0003:046D:4003.0005/input/input21
U: Uniq=4003-29-8a-d1-f0
H: Handlers=sysrq kbd event7 leds
B: PROP=0
B: EV=12001f
B: KEY=3007f 0 0 483ffff17aff32d bf54444600000000 1 130f938b17c007 ffff7bfad941dfff febeffdfffefffff fffffffffffffffe
B: REL=40
B: ABS=100000000
B: MSC=10
B: LED=1f

I: Bus=0019 Vendor=0000 Product=0000 Version=0000
N: Name="HP WMI hotkeys"
P: Phys=wmi/input0
S: Sysfs=/devices/virtual/input/input22
U: Uniq=
H: Handlers=kbd event8
B: PROP=0
B: EV=33
B: KEY=4000000000 0 1000700000000 2102400 0 0
B: MSC=10
B: SW=0

I: Bus=0003 Vendor=04f2 Product=b5e7 Version=0018
N: Name="HP HD Camera: HP HD Camera"
P: Phys=usb-0000:00:14.0-7/button
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.0/input/input23
U: Uniq=
H: Handlers=kbd event9
B: PROP=0
B: EV=3
B: KEY=100000 0 0 0

I: Bus=0003 Vendor=04f2 Product=b5e7 Version=0018
N: Name="HP HD Camera: HP IR Camera"
P: Phys=usb-0000:00:14.0-7/button
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-7/1-7:1.2/input/input24
U: Uniq=
H: Handlers=kbd event10
B: PROP=0
B: EV=3
B: KEY=100000 0 0 0

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH Mic"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input25
U: Uniq=
H: Handlers=event11
B: PROP=0
B: EV=21
B: SW=10

I: Bus=0000 Vendor=0000 Product=0000 Version=0000
N: Name="HDA Intel PCH Headphone"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input26
U: Uniq=
H: Handlers=event12
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/input27
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=7"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input28
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=8"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input29
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=9"
P: Phys=ALSA
S: Sysfs=/devices/pci0000:00/0000:00:1f.3/sound/card0/input30
U: Uniq=
H: Handlers=event16
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/input31
U: Uniq=
H: Handlers=event17
B: PROP=0
B: EV=21
B: SW=140

------------------------------
--------- Your infos ---------
------------------------------

ProblemType: Bug
DistroRelease: Ubuntu 18.10
Package: linux-image-4.18.0-13-generic 4.18.0-13.14
ProcVersionSignature: Ubuntu 4.18.0-13.14-generic 4.18.17
Uname: Linux 4.18.0-13-generic x86_64
ApportVersion: 2.20.10-0ubuntu13.1
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC0: aiden 2327 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Mon Jan 21 17:57:56 2019
InstallationDate: Installed on 2019-01-21 (0 days ago)
InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Release amd64 (20181017.3)
MachineType: HP HP EliteBook 1050 G1
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.18.0-13-generic root=UUID=ceb06661-c103-43ae-b11c-97c36f4755d4 ro quiet splash vt.handoff=1 acpi_osi=! "acpi_osi=Windows 2009"
RelatedPackageVersions:
 linux-restricted-modules-4.18.0-13-generic N/A
 linux-backports-modules-4.18.0-13-generic N/A
 linux-firmware 1.175.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/05/2018
dmi.bios.vendor: HP
dmi.bios.version: Q72 Ver. 01.04.02
dmi.board.name: 84E9
dmi.board.vendor: HP
dmi.board.version: KBC Version 16.30.00
dmi.chassis.asset.tag: 5CD8439B87
dmi.chassis.type: 10
dmi.chassis.vendor: HP
dmi.modalias: dmi:bvnHP:bvrQ72Ver.01.04.02:bd10/05/2018:svnHP:pnHPEliteBook1050G1:pvr:rvnHP:rn84E9:rvrKBCVersion16.30.00:cvnHP:ct10:cvr:
dmi.product.family: 103C_5336AN HP EliteBook
dmi.product.name: HP EliteBook 1050 G1
dmi.product.sku: 3TN96AV
dmi.sys.vendor: HP

See original description
Revision history for this message
Aiden Langley (nedia) wrote :
description: updated
Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote : Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status: New → Confirmed
Revision history for this message
Aiden Langley (nedia) wrote :
Download full text (5.2 KiB)

It has miraculously fixed itself... I had installed the synaptic drivers, rebooted and no joy the first time round. After rebooting just now, the device is being picked up.

➜ ~ cat /proc/bus/input/devices
I: Bus=0019 Vendor=0000 Product=0003 Version=0000
N: Name="Sleep Button"
P: Phys=PNP0C0E/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input0
U: Uniq=
H: Handlers=kbd event0
B: PROP=0
B: EV=3
B: KEY=4000 0 0

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/input1
U: Uniq=
H: Handlers=event1
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/input2
U: Uniq=
H: Handlers=kbd event2
B: PROP=0
B: EV=3
B: KEY=10000000000000 0

I: Bus=0019 Vendor=0000 Product=0001 Version=0000
N: Name="Power Button"
P: Phys=LNXPWRBN/button/input0
S: Sysfs=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
U: Uniq=
H: Handlers=kbd event3
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/input4
U: Uniq=
H: Handlers=sysrq kbd event4 leds
B: PROP=0
B: EV=120013
B: KEY=20000 20 0 0 1500f02100000 3803078f900d401 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/LNXVIDEO:00/input/input12
U: Uniq=
H: Handlers=kbd event5
B: PROP=0
B: EV=3
B: KEY=3e000b00000000 0 0 0

I: Bus=0011 Vendor=0002 Product=0007 Version=01a1
N: Name="SynPS/2 Synaptics TouchPad"
P: Phys=isa0060/serio3/input0
S: Sysfs=/devices/platform/i8042/serio3/input/input11
U: Uniq=
H: Handlers=mouse0 event6
B: PROP=5
B: EV=b
B: KEY=e520 10000 0 0 0 0
B: ABS=660800011000003

I: Bus=0003 Vendor=046d Product=4069 Version=0111
N: Name="Logitech MX Master 2S"
P: Phys=usb-0000:00:14.0-4:3
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.2/0003:046D:C52B.0004/0003:046D:4069.0006/input/input20
U: Uniq=4069-ca-69-5c-ab
H: Handlers=sysrq kbd mouse1 event7 leds
B: PROP=0
B: EV=12001f
B: KEY=3007f 0 0 483ffff17aff32d bf54444600000000 ffff0001 130f938b17c007 ffff7bfad941dfff febeffdfffefffff fffffffffffffffe
B: REL=143
B: ABS=100000000
B: MSC=10
B: LED=1f

I: Bus=0003 Vendor=046d Product=4003 Version=0111
N: Name="Logitech K270"
P: Phys=usb-0000:00:14.0-4:2
S: Sysfs=/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.2/0003:046D:C52B.0004/0003:046D:4003.0005/input/input21
U: Uniq=4003-29-8a-d1-f0
H: Handlers=sysrq kbd event8 leds
B: PROP=0
B: EV=12001f
B: KEY=3007f 0 0 483ffff17aff32d bf54444600000000 1 130f938b17c007 ffff7bfad941dfff febeffdfffefffff fffffffffffffffe
B: REL=40
B: ABS=100000000
B: MSC=10
B: LED=1f

I: Bus=0019 Vendor=0000 Product=0000 Version=0000
N: Name="HP WMI hotkeys"
P: Phys=wmi/input0
S: Sysfs=/devices/virtual/input/input22
U: Uniq=
H: Handlers=kbd event9
B: PROP=0
B: EV=33
B: KEY=4000000000 0 1000700000000 21...

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Revision history for this message
Kai-Heng Feng (kaihengfeng) wrote :

Please remove "apci*" kernel parameters, and attach dmesg.

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