linux-kernel - RE: [3.10 regression] mei endless recursion

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Date:	Wed, 7 Aug 2013 11:15:20 +0000
From:	"Winkler, Tomas" <tomas.winkler@...el.com>
To:	Stanislaw Gruszka <sgruszka@...hat.com>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [3.10 regression] mei endless recursion



> -----Original Message-----
> From: Stanislaw Gruszka [mailto:sgruszka@...hat.com]
> Sent: Tuesday, August 06, 2013 09:55
> To: Winkler, Tomas
> Cc: linux-kernel@...r.kernel.org
> Subject: [3.10 regression] mei endless recursion
> 
> Hi
> 
> We have a bug report when system fail to boot on 3.10 . It happens due to
> problem in mei which do endless calls:
> 
> mei_reset -> mei_hbm_start_req -> mei_reset -> mei_hbm_start_req -> ...
> 
> It did not happen on 3.9.

This is the same as https://bugzilla.kernel.org/show_bug.cgi?id=60612
There is few issues with the reset but this major root cause should be fixed by this patch https://lkml.org/lkml/2013/7/17/219

Thanks
Tomas
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