Bug#946437: systemd-udevd: event4: Failed to call EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument

From	Salvatore Bonaccorso <carnil@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#946437: systemd-udevd: event4: Failed to call EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument
Date	2021-05-08 15:00 +0200
Message-ID	<CcuIP-72v-23@gated-at.bofh.it> (permalink)
References	<zbejD-6YY-5@gated-at.bofh.it> <zbejD-6YY-5@gated-at.bofh.it> <ztp6V-4hd-7@gated-at.bofh.it> <zbejD-6YY-5@gated-at.bofh.it> <ztp6V-4hd-7@gated-at.bofh.it>
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Hi Vincent,

On Tue, Jan 28, 2020 at 03:40:03AM +0100, Vincent Lefevre wrote:
> On 2019-12-09 00:31:29 +0100, Vincent Lefevre wrote:
> > I've noticed the following error (in red) in the journalctl output:
> > 
> > Dec 09 00:10:18 zira systemd-udevd[506]: event4: Failed to call EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument
> > 
> > This is not new.
> > 
> > I have a file /etc/udev/hwdb.d/98-apple-keyboard.hwdb with:
> > 
> > evdev:input:b0003v05ACp0221*
> >  KEYBOARD_KEY_70068=insert      # F13: Insert
> > 
> > and this corresponds to
> > 
> > Bus 002 Device 005: ID 05ac:0221 Apple, Inc. Aluminum Keyboard (ISO)
> > 
> > I use the F13 key for Insert, as there is no Insert key on this
> > keyboard (this is a Fn key at the usual place of the Insert key
> > and the driver honors this specificity).
> > 
> > I have not seen any side effect of this error, though.
> 
> According to the Xorg log[*], the keyboard uses 2 event devices
> (in particular, due to that, I get many duplicate lines in this
> log file: one for each event device). But the error I get in the
> journalctl output is only for the second event device.
> 
> [*] The lines from /var/log/Xorg.0.log corresponding to these two
> event devices:
> 
> [    18.667] (II) config/udev: Adding input device Apple, Inc Apple Keyboard (/dev/input/event3)
> [    18.667] (**) Option "Device" "/dev/input/event3"
> [    18.669] (II) event3  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [    18.669] (II) event3  - Apple, Inc Apple Keyboard: device is a keyboard
> [    18.669] (II) event3  - Apple, Inc Apple Keyboard: device removed
> [    18.698] (**) Option "config_info" "udev:/sys/devices/pci0000:00/0000:00:14.0/usb2/2-6/2-6.2/2-6.2:1.0/0003:05AC:0221.0001/input/input9/event3"
> [    18.700] (II) event3  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [    18.700] (II) event3  - Apple, Inc Apple Keyboard: device is a keyboard
> [    18.701] (II) config/udev: Adding input device Apple, Inc Apple Keyboard (/dev/input/event4)
> [    18.701] (**) Option "Device" "/dev/input/event4"
> [    18.704] (II) event4  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [    18.704] (II) event4  - Apple, Inc Apple Keyboard: device is a keyboard
> [    18.704] (II) event4  - Apple, Inc Apple Keyboard: device removed
> [    18.734] (**) Option "config_info" "udev:/sys/devices/pci0000:00/0000:00:14.0/usb2/2-6/2-6.2/2-6.2:1.1/0003:05AC:0221.0002/input/input10/event4"
> [    18.736] (II) event4  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [    18.736] (II) event4  - Apple, Inc Apple Keyboard: device is a keyboard
> [ 16244.494] (II) event3  - Apple, Inc Apple Keyboard: device removed
> [ 16244.510] (II) event4  - Apple, Inc Apple Keyboard: device removed
> [ 25897.048] (II) event3  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [ 25897.048] (II) event3  - Apple, Inc Apple Keyboard: device is a keyboard
> [ 25897.049] (II) event4  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [ 25897.049] (II) event4  - Apple, Inc Apple Keyboard: device is a keyboard
> [ 26635.074] (II) event3  - Apple, Inc Apple Keyboard: device removed
> [ 26635.094] (II) event4  - Apple, Inc Apple Keyboard: device removed
> [ 28690.158] (II) event3  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [ 28690.158] (II) event3  - Apple, Inc Apple Keyboard: device is a keyboard
> [ 28690.159] (II) event4  - Apple, Inc Apple Keyboard: is tagged by udev as: Keyboard
> [ 28690.159] (II) event4  - Apple, Inc Apple Keyboard: device is a keyboard

Vincent, is this still something you are able to reproduce with a
recent kernel? If not, should we close the bug? If yes, any more
insights since the last report?

Regards,
Salvatore

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Bug#946437: systemd-udevd: event4: Failed to call EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument Salvatore Bonaccorso <carnil@debian.org> - 2021-05-08 15:00 +0200
  Processed: Re: Bug#946437: systemd-udevd: event4: Failed to call  EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-05-08 15:20 +0200
  Bug#946437: systemd-udevd: event4: Failed to call EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument Vincent Lefevre <vincent@vinc17.net> - 2021-05-08 18:10 +0200
    Processed: Re: Bug#946437: systemd-udevd: event4: Failed to call  EVIOCSKEYCODE with scan code 0x70068, and key code 110: Invalid argument "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-05-08 18:20 +0200

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