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Tasklist

FS#79180 - [linux] Kernel 6.4.4 breaks Elan Touchpad 1206

Attached to Project: Arch Linux
Opened by Verot (Verot) - Sunday, 23 July 2023, 17:30 GMT
Last edited by Toolybird (Toolybird) - Thursday, 24 August 2023, 07:03 GMT
Task Type Bug Report
Category Kernel
Status Closed
Assigned To No-one
Architecture x86_64
Severity Medium
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 0
Private No

Details

Description:
When booting into Linux 6.4.4, system no longer recognizes touchpad input (confirmed with xinput). On the lts release, 6.1.39, the input is still recognized.

Additional info:
* package version(s): Linux 6.4.4, 6.1.39
* Device: ELAN1206:00 04F3:30F1 Touchpad

Steps to reproduce:
- Install 6.4.4 with Elan Touchpad 1206
- Reboot
This task depends upon

Closed by  Toolybird (Toolybird)
Thursday, 24 August 2023, 07:03 GMT
Reason for closing:  Upstream
Additional comments about closing:  If still happening with latest kernels, please report upstream as indicated.
Comment by Toolybird (Toolybird) - Monday, 24 July 2023, 02:01 GMT
It sounds like an upstream kernel regression. General advice for debugging kernel regressions [1]. You might have to report this upstream to the kernel folks. Please let us know what you find out.

The only possibly relevant recent things I could find when searching online was [2][3]

[1] https://wiki.archlinux.org/title/Kernel#Debugging_regressions
[2] https://github.com/archlinux/linux/commit/7b63a88bb62ba2ddf5fcd956be85fe46624628b9
[3] https://bugzilla.kernel.org/show_bug.cgi?id=217417

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