Public bug reported:

ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first power-on). 
It activates only after restart.
I noticed it when tried to boot live image of Ubuntu 20.04.3
This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. Tried kernel 5.14 
and it's still affected.
I tried to recompile kernels 5.11 & 5.13 with SERIO_I8042 set as a module (as 
suggested in an Arch Linux bug report) and keyboard now works from the first 
start.

In "make config" the changes are:
Device Drivers ->
  > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, needed 
only for U14.04
  > Input device support
     > Keyboards -> [M] AT keyboard
     > Hardware I/O ports -> [M] i8042 PC Keyboard controller

It changed such lines in config:
CONFIG_KEYBOARD_ATKBD=m
CONFIG_SERIO_I8042=m
CONFIG_SERIO_LIBPS2=m

References:
https://bugs.archlinux.org/task/70384
https://ubuntuforums.org/showthread.php?t=2459149
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

P.S. Other option which helped me was a GRUB parameter "i8042.reset=1"
but it had a positive effect only with kernel 5.11

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Incomplete


** Tags: asus i8042 keyboard serio um425ua

** Description changed:

- ASUS UM425UA doesn't work on a "cold boot" (first power-on). It activates 
only after restart.
+ ASUS UM425UA internval keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to install Ubuntu 20.04.3.
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine.
  I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard works now.
  
  In "make config" the changes are:
  
  Device Drivers ->
-   > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
-   > Input device support 
-      > Keyboards -> [M] AT keyboard
-      > Hardware I/O ports -> [M] i8042 PC Keyboard controller
+   > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
+   > Input device support
+      > Keyboards -> [M] AT keyboard
+      > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
- 
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

** Description changed:

- ASUS UM425UA internval keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
+ ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to install Ubuntu 20.04.3.
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine.
  I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard works now.
  
  In "make config" the changes are:
  
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to install Ubuntu 20.04.3.
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine.
  I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard works now.
  
  In "make config" the changes are:
- 
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to install Ubuntu 20.04.3.
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine.
- I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard works now.
+ I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard now works from the start.
  
  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
- I noticed it when tried to install Ubuntu 20.04.3.
- This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine.
+ I noticed it when tried to boot live image of Ubuntu 20.04.3 
+ This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. And it's still 
present with kernels 5.11-5.14.
  I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard now works from the start.
  
  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
- I noticed it when tried to boot live image of Ubuntu 20.04.3 
+ I noticed it when tried to boot live image of Ubuntu 20.04.3
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. And it's still 
present with kernels 5.11-5.14.
- I tried to recompile kernel with SERIO_I8042 (link to Arch bug report bellow) 
set as a module and keyboard now works from the start.
+ I tried to recompile kernels 5.11 & 5.13 with SERIO_I8042 set as a module (as 
suggested in an Arch Linux bug report) and keyboard now works from the first 
start.
  
  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830
+ 
+ P.S. Other option which helped me was a GRUB parameter "i8042.reset=1"
+ but it had effect only with kernel 5.11

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to boot live image of Ubuntu 20.04.3
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. And it's still 
present with kernels 5.11-5.14.
  I tried to recompile kernels 5.11 & 5.13 with SERIO_I8042 set as a module (as 
suggested in an Arch Linux bug report) and keyboard now works from the first 
start.
  
  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830
  
  P.S. Other option which helped me was a GRUB parameter "i8042.reset=1"
- but it had effect only with kernel 5.11
+ but it had a positive effect only with kernel 5.11

** Description changed:

  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to boot live image of Ubuntu 20.04.3
- This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. And it's still 
present with kernels 5.11-5.14.
+ This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. Tried kernel 5.14 
and it's still affected.
  I tried to recompile kernels 5.11 & 5.13 with SERIO_I8042 set as a module (as 
suggested in an Arch Linux bug report) and keyboard now works from the first 
start.
  
  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller
  
  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m
  
  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830
  
  P.S. Other option which helped me was a GRUB parameter "i8042.reset=1"
  but it had a positive effect only with kernel 5.11

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https://bugs.launchpad.net/bugs/1943832

Title:
  Keyboard doesn't work on a "cold boot" with built-in "i8042 PC
  Keyboard controller" (ASUS UM425UA)

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  ASUS UM425UA internal keyboard doesn't work on a "cold boot" (first 
power-on). It activates only after restart.
  I noticed it when tried to boot live image of Ubuntu 20.04.3
  This problem probably appeared with kernel version 5.9 or 5.10 because with 
Ubuntu 20.04.2 live image (Linux 5.8) keyboard loads fine. Tried kernel 5.14 
and it's still affected.
  I tried to recompile kernels 5.11 & 5.13 with SERIO_I8042 set as a module (as 
suggested in an Arch Linux bug report) and keyboard now works from the first 
start.

  In "make config" the changes are:
  Device Drivers ->
    > Generic Driver Options -> [ ] Support for uevent #may slowdown boot, 
needed only for U14.04
    > Input device support
       > Keyboards -> [M] AT keyboard
       > Hardware I/O ports -> [M] i8042 PC Keyboard controller

  It changed such lines in config:
  CONFIG_KEYBOARD_ATKBD=m
  CONFIG_SERIO_I8042=m
  CONFIG_SERIO_LIBPS2=m

  References:
  https://bugs.archlinux.org/task/70384
  https://ubuntuforums.org/showthread.php?t=2459149
  
https://linux.org/threads/asus-zenbook-14-um425ua-keyboard-not-respond-during-cold-boot.33738/#post-133830

  P.S. Other option which helped me was a GRUB parameter "i8042.reset=1"
  but it had a positive effect only with kernel 5.11

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