From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Torokhov Subject: Re: keyboard problem on linux Date: Tue, 19 Jan 2016 16:13:40 -0800 Message-ID: <20160120001340.GC31589@dtor-ws> References: <569E3B62.6050407@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail-pf0-f175.google.com ([209.85.192.175]:34790 "EHLO mail-pf0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932414AbcATANo (ORCPT ); Tue, 19 Jan 2016 19:13:44 -0500 Received: by mail-pf0-f175.google.com with SMTP id q63so189260734pfb.1 for ; Tue, 19 Jan 2016 16:13:44 -0800 (PST) Content-Disposition: inline In-Reply-To: <569E3B62.6050407@gmail.com> Sender: linux-input-owner@vger.kernel.org List-Id: linux-input@vger.kernel.org To: Andrea Cc: linux-input@vger.kernel.org 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. -- Dmitry