linux-kernel - Re: kernel BUG at mm/truncate.c:475!

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Message-Id: <E1PO5gh-00079U-Ma@pomaz-ex.szeredi.hu>
Date:	Thu, 02 Dec 2010 10:42:51 +0100
From:	Miklos Szeredi <miklos@...redi.hu>
To:	Michael Leun <lkml20101129@...ton.leun.net>
CC:	miklos@...redi.hu, hughd@...gle.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: kernel BUG at mm/truncate.c:475!

On Thu, 2 Dec 2010, Michael Leun wrote:
> > Kernel compile 2.6.36.1 with that .page_mkwrite commented out running
> > now, will reboot really soon now (TM).
> 
> OK - that happened very fast again in 2.6.36.1.
> 
> Sorry for that tainted kernel, but cannot afford to additionally have
> graphics lockups all the time - I've shown that it happens with
> untainted kernel also (long run without fault yesterday also was with
> nvidia.ko driver).
> 
> Until I've another suggestion what to try I'll swich back to 2.6.36 to
> see if it really happens less frequent there.

Can you please describe in detail the workload that's causing this to
happen?

Thanks,
Miklos
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