Public bug reported:
After a normal reboot, no updates no changes to anything done, trackpad was not
detected and not working on my laptop.
Laptop model: Zebronics pro series Z, intel i7-12th gen, 16gb ram, 1tb storage
variant.
❯ cat /sys/class/dmi/id/modalias
dmi:bvnZDJ07/08:bvrADL212D_V20.0125.0103:bd09/24/2023:br5.26:svnZebronics:pnZEB-NBC5S:pvr1:rvnZDJ07/08:rnZDJ07/08:rvrDefaultstring:cvnDefaultstring:ct10:cvrDefaultstring:skuZEB-NBC5S:
❯ sudo i2cdetect -y 1
Warning: Can't use SMBus Quick Write command, will skip some addresses
0 1 2 3 4 5 6 7 8 9 a b c d e f
00:
10:
20:
30: -- -- -- -- -- -- -- --
40:
50: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
60:
70:
❯ sudo dmesg | grep -i -e i2c -e hid
[ 0.805111] i2c_dev: i2c /dev entries driver
[ 1.016097] hid: raw HID events driver (C) Jiri Kosina
[ 2.053919] i2c_designware i2c_designware.1: controller timed out
[ 2.288712] usbcore: registered new interface driver usbhid
[ 2.288721] usbhid: USB HID core driver
[ 3.077981] i2c_designware i2c_designware.1: controller timed out
[ 3.135905] hid-generic 0003:248A:5B4A.0001: input,hidraw0: USB HID v1.11
Mouse [Telink K Chimera] on usb-0000:00:14.0-8/input0
[ 3.136004] hid-generic 0003:248A:5B4A.0002: hiddev0,hidraw1: USB HID v1.11
Device [Telink K Chimera] on usb-0000:00:14.0-8/input1
[ 3.187812] hid-generic 0003:248A:5B4A.0003: input,hidraw2: USB HID v1.11
Keyboard [Telink K Chimera] on usb-0000:00:14.0-8/input2
[ 3.239784] hid-generic 0003:3554:FA09.0004: input,hidraw3: USB HID v1.11
Keyboard [CX 2.4G Wireless Receiver] on usb-0000:00:14.0-9/input0
[ 3.292815] hid-generic 0003:3554:FA09.0005: input,hiddev1,hidraw4: USB HID
v1.11 Keyboard [CX 2.4G Wireless Receiver] on usb-0000:00:14.0-9/input1
[ 12.716111] input: Intel HID events as
/devices/platform/INTC1070:00/input/input15
[ 12.718860] intel-hid INTC1070:00: failed to enable HID power button
[ 12.834138] i2c i2c-6: Successfully instantiated SPD at 0x50
ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: linux-image-6.14.0-37-generic 6.14.0-37.37~24.04.1
ProcVersionSignature: Ubuntu 6.14.0-37.37~24.04.1-generic 6.14.11
Uname: Linux 6.14.0-37-generic x86_64
ApportVersion: 2.28.1-0ubuntu3.8
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: atg 2232 F.... wireplumber
/dev/snd/controlC0: atg 2232 F.... wireplumber
/dev/snd/seq: atg 2229 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri Jan 2 12:24:43 2026
InstallationDate: Installed on 2025-04-21 (256 days ago)
InstallationMedia: Ubuntu 24.04.2 LTS "Noble Numbat" - Release amd64 (20250215)
MachineType: Zebronics ZEB-NBC 5S
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/usr/bin/zsh
TERM=xterm-kitty
XDG_RUNTIME_DIR=<set>
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-6.14.0-37-generic
root=UUID=01d270c1-5fae-40ad-898d-e1a000121311 ro quiet splash i8042.nomux=1
i8042.reset vt.handoff=7
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-6.14.0-37-generic N/A
linux-backports-modules-6.14.0-37-generic N/A
linux-firmware 20240318.git3b128b60-0ubuntu2.21
SourcePackage: linux-hwe-6.14
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/24/2023
dmi.bios.release: 5.26
dmi.bios.vendor: ZDJ07/08
dmi.bios.version: ADL212D_V20.0125.0103
dmi.board.asset.tag: Default string
dmi.board.name: ZDJ07/08
dmi.board.vendor: ZDJ07/08
dmi.board.version: Default string
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 10
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias:
dmi:bvnZDJ07/08:bvrADL212D_V20.0125.0103:bd09/24/2023:br5.26:svnZebronics:pnZEB-NBC5S:pvr1:rvnZDJ07/08:rnZDJ07/08:rvrDefaultstring:cvnDefaultstring:ct10:cvrDefaultstring:skuZEB-NBC5S:
dmi.product.family: Pro series Z
dmi.product.name: ZEB-NBC 5S
dmi.product.sku: ZEB-NBC 5S
dmi.product.version: 1
dmi.sys.vendor: Zebronics
** Affects: linux-hwe-6.14 (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug noble wayland-session
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https://bugs.launchpad.net/bugs/2137352
Title:
Trackpad is not working after a normal reboot.
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