linux-kernel - Re: frequent lockups in 3.18rc4

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Message-ID: <547e07d6.641c8c0a.400f.fffff838@mx.google.com>
Date:	Tue, 2 Dec 2014 16:41:22 -0200
From:	Dâniel Fraga <fragabr@...il.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: frequent lockups in 3.18rc4

On Tue, 2 Dec 2014 10:09:47 -0800
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> wrote:

> To Linus's point, I guess I could look at the RCU CPU stall warning.  ;-)
> 
> Summary:  Not seeing something that would loop for 21 seconds.
> Dâniel, if you let this run, does it hit a second RCU CPU stall
> warning, or does it just lock up?

	It just lock up. I can't even use the keyboard or mouse, so I
have to hard reset the system.

	I'm trying the bisect you asked... even if it takes longer,
maybe I can find something for you.

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