** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/2115982

Title:
  Fingerprint sensor stopped working after linux-firmware upgrade
  (corrected)

Status in linux-firmware package in Ubuntu:
  New

Bug description:
  The fingerprint sensor on my laptop stopped working on the next boot
  after an upgrade to linux-firmware. I assume this is the responsible
  package, although fwupd and libfwupd2 were also upgraded at the same
  time.

  The fingerprint sensor has vid 10a5 and pid a305. It is working in
  Windows (I dual boot the machine) and I believe the manufacturer is
  CareWe. The attached screenshot shows the sensor's driver version,
  which matches the CareWe option of the two Windows drivers provided by
  Acer for my laptop (it is an Acer Swift Go model number SFG14-63).
  Acer only provides Windows drivers. The fingerprint reader is built
  into the laptop keyboard.

  As also shown in the screenshot, the laptop detects the device on
  boot, but the fingerprint sensor does not appear in the output of
  lsusb. Also, fprintd-install returns an error: "Impossible to enroll:
  GDBus.Error:net.reactivated.Fprint.Error.NoSuchDevice: No devices
  available".

  According to /var/log/apt/history.log, linux-firmware was updated at
  22:02 on 3 July 2025 - the times of my attempted boots are as per the
  journalctl output in the screenshot. All times are Sydney times. NB I
  also booted at 20:13, 20:34 and 20:37, using kernel 6.8.0-63, but I
  have rolled back to kernel 6.8.0-62 (which was upgraded on 1 July and
  the fingerprint continued working until linux-firmware was upgraded)
  and lsusb still does not detect the sensor. At 20:36 I installed
  kernel 6.11.0-29 and all boots after that appear in the screenshot.

  I am using Linux Mint 22.1 (based on Noble).

  The package is 20240318.git3b128b60-0ubuntu2.14.

  I expected to see the fingerprint reader appear in the lsusb output,
  and for a pop-up to ask me to use the fingerprint reader when I enter
  a command with sudo into the terminal. Neither happens.

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