linux-kernel - Re: sleep/fan problem bisected to 73201dbec64aebf6b0dca855b523f437972dc7bb

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Message-ID: <kkao31$hn2$1@ger.gmane.org>
Date:	Sat, 13 Apr 2013 07:48:37 +0300
From:	auxsvr@...il.com
To:	linux-kernel@...r.kernel.org
Subject: Re: sleep/fan problem bisected to 73201dbec64aebf6b0dca855b523f437972dc7bb

Jake Edge wrote:

> 
> Hi Peter,
> 
> I have been having a problem on my laptop (HP Compaq 2510p) over the
> last two months with >= 3.7 kernels.  After the first resume, it turns
> on the fan and leaves it running at top speed no matter what the system
> is doing.
> The output of "sensors" is interesting ... for "temp6" in
> "acpitz-virtual-0" it sits at +100C (near the +110C critical level)
> when things have gone bad (just in Fedora or my kernels >=3.7, not in
> the bisect, cuz those don't come back from the sleep) ... in the "good"
> case, it normally sits around 30, but goes as high as 50 (and sometimes
> reports 0 for a try or two -- frozen motherboard! :) ...
> 
> thoughts on this?  Other info you need or things I should be trying?

This is known, see https://lkml.org/lkml/2012/12/4/428 for more details.

> thanks,
> 
> jake

Regards,
Peter

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