I'm now currently using 4.10-RC4 Linux Mint and no keyboard issue.

On 20 January 2017 at 05:04, Dea1993 <andrea.deangeli...@gmail.com>
wrote:

> problem still present on Kernel 4.9
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1532746
>
> Title:
>   SHIFT, ALT and CTRL problem with HP pavilion 15 ab062nl
>
> Status in linux package in Ubuntu:
>   Triaged
>
> Bug description:
>   I've a problem with the keyboard of notebook HP Pavilion 15 ab062nl.
>   the problem is with SHIFT ALT and CTRL buttons of the keyboard.
>
>   for example when i use ALT-TAB shortcut, after few seconds, the ALT-TAB
> menu disappear as if i release ALT key, but isn't so.
>   another example is when i navigate on web, when i scroll page with mouse
> wheel, sometimes the page start to resize, as if i'm pressing CTRL command
> while scroll, or if i'm writing a text, sometimes, borwser launch shortcut,
> as if i'm pressing CTRL while i type text, for exaple if i'm typing "b"
> letter, opens bookmarks...
>
>   another example is while i'm typing text, if i press SHIFT key and
>   start typing, begins to write uppercase letters and after a while,
>   writes lowercase like I released shift, but i'm still pressing shift.
>
>   for example if i press SHIFT+s, the result is this:
>   SSSSSSSSSSSSSSsssssssssssssssssssssssssssssssss
>   some letters are uppercase, but others are lowercase.
>
>   WORKAROUND: Use kernel parameter:
>   i8042.dumbkbd
>
>   the only way to solve momentarily the problem, is pressing for some
>   seconds the only SHIFT key, after that, the problems disappears
>   indefinitely, or until the next restart.
>
>   This problem occurs with all ubuntu version (x86 and x86_64), now i'm
>   using Ubuntu 15.10, but i've also tried ubuntu 15.04, ubuntu 14.04,
>   ubuntu 12.04, ubuntu 10.04.
>
>   furthermore i've this problem also with other GNU/Linux Distributions
> (i've tried Fedora, OpenSuse, ArchLinux, Antergos, Debian, SteamOS).
>   but isn't and hardware problem, because on Windows 8.1 and Windows 10 i
> haven't these problems.
>
>   i've also tried to plug in an externa USB keyboard, and if i use
>   external USB keybaord i haven't problems.
>
>   i think is a problem of compatibility, with integrated keyboard of
>   this notebook.
>
>   i've tried to monitor these problems using XEV, and the results is
>   that also if i'm not using notebook, sometimes XEV reads an INPUT of
>   one of these 3 key (SHIFT, ALT, CTRL), and while i'm pressing one of
>   these 3 key, XEV see also if i release and immedialty after press
>   again the key.
>
>   this is an example of the input while i press Left_ALT key for a while
>
>   KeyPress event, serial 37, synthetic NO, window 0x3e00001,
>       root 0x498, subw 0x0, time 129987, (-142,152), root:(452,476),
>       state 0x10, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES,
>       XLookupString gives 0 bytes:
>       XmbLookupString gives 0 bytes:
>       XFilterEvent returns: False
>
>   KeyRelease event, serial 37, synthetic NO, window 0x3e00001,
>       root 0x498, subw 0x0, time 130147, (-142,152), root:(452,476),
>       state 0x18, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES,
>       XLookupString gives 0 bytes:
>       XFilterEvent returns: False
>
>   KeyPress event, serial 37, synthetic NO, window 0x3e00001,
>       root 0x498, subw 0x0, time 130391, (-142,152), root:(452,476),
>       state 0x10, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES,
>       XLookupString gives 0 bytes:
>       XmbLookupString gives 0 bytes:
>       XFilterEvent returns: False
>
>   whole log here http://pastebin.com/CPGz40aw
>
>   and this is the output of xev, leaving the notebook on a few hours
>   without using it http://pastebin.com/sYSHAbGy
>
>   this is "xinput" output
>
>   ⎡ Virtual core pointer                        id=2    [master pointer
> (3)]
>   ⎜   ↳ Virtual core XTEST pointer                      id=4    [slave
> pointer  (2)]
>   ⎜   ↳ Logitech USB Laser Mouse                        id=11   [slave
> pointer  (2)]
>   ⎜   ↳ SynPS/2 Synaptics TouchPad                      id=13   [slave
> pointer  (2)]
>   ⎣ Virtual core keyboard                       id=3    [master keyboard
> (2)]
>       ↳ Virtual core XTEST keyboard                     id=5    [slave
> keyboard (3)]
>       ↳ Power Button                                    id=6    [slave
> keyboard (3)]
>       ↳ Video Bus                                       id=7    [slave
> keyboard (3)]
>       ↳ Video Bus                                       id=8    [slave
> keyboard (3)]
>       ↳ Power Button                                    id=9    [slave
> keyboard (3)]
>       ↳ HP Truevision HD                                id=10   [slave
> keyboard (3)]
>       ↳ AT Translated Set 2 keyboard                    id=12   [slave
> keyboard (3)]
>       ↳ HP WMI hotkeys                                  id=14   [slave
> keyboard (3)]
>       ↳ HP Wireless hotkeys                             id=15   [slave
> keyboard (3)]
>
>   i hope that this bug can be solved
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 15.10
>   Package: linux-image-4.2.0-16-generic 4.2.0-16.19
>   ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3
>   Uname: Linux 4.2.0-16-generic x86_64
>   ApportVersion: 2.19.1-0ubuntu3
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC1:  ubuntu     1980 F.... pulseaudio
>    /dev/snd/controlC0:  ubuntu     1980 F.... pulseaudio
>   CasperVersion: 1.365
>   CurrentDesktop: Unity
>   Date: Mon Jan 11 10:08:12 2016
>   LiveMediaBuild: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
>   MachineType: Hewlett-Packard HP Pavilion Notebook
>   ProcEnviron:
>    TERM=xterm-256color
>    PATH=(custom, no user)
>    XDG_RUNTIME_DIR=<set>
>    LANG=en_US.UTF-8
>    SHELL=/bin/bash
>   ProcFB: 0 amdgpudrmfb
>   ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi
> file=/cdrom/preseed/username.seed boot=casper quiet splash ---
>   RelatedPackageVersions:
>    linux-restricted-modules-4.2.0-16-generic N/A
>    linux-backports-modules-4.2.0-16-generic  N/A
>    linux-firmware                            1.149
>   SourcePackage: linux
>   UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 08/06/2015
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: F.13
>   dmi.board.asset.tag: Base Board Asset Tag
>   dmi.board.name: 80B5
>   dmi.board.vendor: Hewlett-Packard
>   dmi.board.version: 81.28
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Hewlett-Packard
>   dmi.chassis.version: Chassis Version
>   dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF.13:bd08/06/2015:
> svnHewlett-Packard:pnHPPavilionNotebook:pvr:rvnHewlett-Packard:rn80B5:
> rvr81.28:cvnHewlett-Packard:ct10:cvrChassisVersion:
>   dmi.product.name: HP Pavilion Notebook
>   dmi.sys.vendor: Hewlett-Packard
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/
> 1532746/+subscriptions
>


--

*Patrick Laurin*
*Jr. Engineer / Devops & Releng*
Inocybe Technologies
www.inocybe.com

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https://bugs.launchpad.net/bugs/1532746

Title:
  SHIFT, ALT and CTRL problem with HP pavilion 15 ab062nl

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