Re: keyboard problem on linux

[Andrea <andrea.deangelis93@gmail.com>]

on launchpad an user with the same notebook and the same problems, 
posted some results of keyboard events

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1532746/comments/11

i hope this can be usefult to fix the problem




Il 01/03/2016 09:21, Andrea ha scritto:
> i'm not the only with this problem.
> on HP forum, another user with the same notebook, has the same problem.
>
> http://h30434.www3.hp.com/t5/Notebook-Operating-System-and-Recovery/HP-Pavilion-15-ab062nl-SHIFT-CTRL-ALT-keys-problems-on-linux/m-p/5522283/highlight/false#M429851
>
>
>
> Il 23/02/2016 13:45, Andrea ha scritto:
>> seems that when i play game (on steam), i haven't any problem when i'm
>> playing, but i'm not sure
>>
>>
>>
>> Il 22/02/2016 15:33, Andrea ha scritto:
>>> the problem occurs also when i logout to login manager.
>>>
>>> for example if in this moment i haven't the problem (because i've
>>> pressed for some seconds MAIUSC key) and i logout, the problem occurs
>>> again infact sometimes, when i logout, and then i try to login again,
>>> the login manager doesn't accpet the password because the passowrd
>>> contains uppercase letters, but sometimes the OS don't take maiusc key
>>> (I hope I explained well)
>>>
>>> i hope that this information can be useful.
>>> thanks
>>>
>>> Il 27/01/2016 21:52, Andrea ha scritto:
>>>> i've installed the new kernel 4.5 RC1, but i've the same problem.
>>>> i've also tried start ubuntu with upstart, same problem.
>>>> i don't know why i've this strange problem.
>>>>
>>>> i've also tried GhostBSD on live (i don't know if this information can
>>>> be useful), the problems occurs also on BSD but seem that is less
>>>> severe
>>>> than on Linux, because on BSD seems that the problem occurs only one
>>>> time every boot, then disappears without do nothing (don't need to
>>>> press
>>>> MAIUSC key for some seconds).
>>>>
>>>> I hope that this bug can be solved.
>>>>
>>>>
>>>> Il 20/01/2016 10:29, Andrea ha scritto:
>>>>> Hi, Dmitry
>>>>> i've the same problem on console without X.
>>>>> this is an output of evtest on console:
>>>>> http://pastebin.com/4aWYYhwN
>>>>> (as you can see, after a while i'm pressing Left_Alt (from line 434 of
>>>>> pastebin) or Left_Ctrl (from line 605 of pastebin) or Left_Shift (from
>>>>> line 786 of pastebin), these keys are released and then pressed again.
>>>>> but when i press only left_shift for some seconds, the issue don't
>>>>> occurs.)
>>>>>
>>>>> i haven't found nothing on BIOS settings, the only options relative to
>>>>> keyboard is:
>>>>>
>>>>> Action Keys Mode:
>>>>> [Enabled]: Requires pressing only F1 throug F12 to activate action
>>>>> keys
>>>>> [Disabled]: Requires pressing FN Key + F1 throug F12 to activate
>>>>> action
>>>>> keys
>>>>>
>>>>> but the problem occurs in both modes
>>>>>
>>>>>
>>>>> Il 20/01/2016 01:13, Dmitry Torokhov ha scritto:
>>>>>> Hi Andera,
>>>>>>
>>>>>> On Tue, Jan 19, 2016 at 02:34:26PM +0100, Andrea wrote:
>>>>>>> [1.] i've a problem with keyboard of my notebook HP Pavilion 15
>>>>>>> ab062nl; CTRL SHIFT and ALT buttons not works as they should. in
>>>>>>> particular, it is as if these keys are pressed and released alone.
>>>>>>> isn't an hardware problem, because on windows 10 and windows 8.1 i
>>>>>>> haven't these problems, is only a linux problem (all distro).
>>>>>>>
>>>>>>> [2.] the bug is always active, every time i start a linux Distro
>>>>>>> (also from live, and also without DE/WM) i've this problem with
>>>>>>> keyboard, the only way to fix temporarily the bug, is pressing the
>>>>>>> only Left SHIFT key for some seconds, then all problems disappear
>>>>>>> indefinitely, and in any case, if i shutdown or if i reboot the PC,
>>>>>>> the problem recurs.
>>>>>>> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1532746
>>>>>>
>>>>>> Hmm, this is weird. Do you observe the same issue in text console
>>>>>> (not
>>>>>> in X)? It would be nice to see events as emitted by the kernel - you
>>>>>> can
>>>>>> use evtest utility for that.
>>>>>>
>>>>>> Is sounds like some accessibility feature, is there anything in
>>>>>> BIOS to
>>>>>> that effect?
>>>>>>
>>>>>> Thanks.
>>>>>>