linux-kernel - Re: 2.6.22-rc[23]: blinking capslock led, stuck keys?

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 4 Jun 2007 15:54:27 +0200
From:	Pavel Machek <pavel@....cz>
To:	Andi Kleen <ak@...e.de>
Cc:	Jiri Kosina <jikos@...os.cz>,
	kernel list <linux-kernel@...r.kernel.org>,
	dmitry.torokhov@...il.com
Subject: Re: 2.6.22-rc[23]: blinking capslock led, stuck keys?

Hi!

> > Are you sure that it's this dummy blink driver that makes the kernel
> > stuck? I can't see how it could be causing any hogs - see commit f038f9.
> >
> > Anyway, added Andi to CC.
> 
> Hmm, in theory it could be triggering bugs in some buggy keyboard
> controller. But then a 
> 
> while true ; do setleds +caps +numlock ; sleep 1 ; setleds -caps -numlock ; 
> sleep 1 ; done
> 
> should trigger it too.

...and it does.

pavel@amd:~$ while true; do setleds +num; setleds -num; done
Hm,m so thiis  iis  a teest of fkeyboarad behaviour  under lloadd.

pavel@amd:~$

...but I'm not quite sure it is a buggy keyboard. It happens _way_ too
often. Launch the line above and try to do some typing...
									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/