linux-kernel - Re: [Bug #15015] blank screen at random times in laptop when sitting idle

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, 25 Jan 2010 16:10:24 +0200
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Jithin Emmanuel <jithin1987@...il.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [Bug #15015] blank screen at random times in laptop when sitting 
	idle

On Mon, Jan 25, 2010 at 12:23 AM, Rafael J. Wysocki <rjw@...k.pl> wrote:
> This message has been generated automatically as a part of a report
> of regressions introduced between 2.6.31 and 2.6.32.
>
> The following bug entry is on the current list of known regressions
> introduced between 2.6.31 and 2.6.32.  Please verify if it still should
> be listed and let me know (either way).
>
>
> Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=15015
> Subject         : blank screen at random times in laptop when sitting idle
> Submitter       : Jithin Emmanuel <jithin1987@...il.com>
> Date            : 2010-01-09 16:48 (16 days old)

FWIW, I might have seen this on my Macbook as well (screen went blank
but I didn't check the logs). I think I managed to unblank the screen
by hitting the "increase brightness" key. But as you say, the bug
doesn't trigger very often and I have no idea how to reproduce it at
will.

                         Pekka
--
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/