Re: keyboard problem on linux

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

after some months from my bug report, the problem isn't fixed... i'm 
using linux 4.7rc4, but the problem still present


Il 20/04/2016 09:05, Andrea ha scritto:
> i've tried to add this parameter to kernel
>
> i8042.direct
>
> and in this way the problem disappears completely, but the caps lock LED
> won't turn on.
>
> so i think that there is a problem with the keyboard controller
>
>
>
>
> Il 19/04/2016 09:24, Andrea ha scritto:
>> when i'm into grub EDIT Selection (pressing E on grub interface) and
>> into GRUB CommandLine, i haven't these problems.
>>
>> furthermore, i've tried to add to /etd/default/grub
>>
>> i8042.nomux=1 i8042.reset i8042.direct
>>
>> and the problem is almost solved, now when i start PC i haven't
>> problems, the problems occurs only 1 time when i press block num key or
>> block maiusc key, but then the problem disappear alone, without pressing
>> maiusc key for 2 seconds.
>>
>> i hope that these information can be useful, and i hope that you will
>> answer me.
>>
>>
>> Il 13/04/2016 13:43, Andrea ha scritto:
>>> i've installed linux kernel 4.6 RC3, but the problem persist
>>> please give me some informations
>>>
>>>
>>> Il 21/03/2016 10:35, Andrea ha scritto:
>>>> the problem still present also on kernel 4.5
>>>> and I noticed that after momentarily solved the issue pressing the LEFT
>>>> SHIFT key, if i press CAPS LOCK or BLOCK NUM keys, the problem came
>>>> back
>>>> immediately.
>>>> on launchpad, there are other user with HP Pavilion 15, with the same
>>>> problem
>>>>
>>>> I hope you can help me to fix the issue.
>>>>
>>>> tell me if i can do something to help
>>>>
>>>> thanks for help
>>>>
>>>>
>>>>
>>>> Il 02/03/2016 14:38, Andrea ha scritto:
>>>>> 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.
>>>>>>>>>>>