netdev - Re: Invalid sk_policy[] access

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Message-ID: <alpine.LRH.2.20.1602232236080.30129@math.ut.ee>
Date:	Tue, 23 Feb 2016 22:37:13 +0200 (EET)
From:	mroos@...ux.ee
To:	Sowmini Varadhan <sowmini.varadhan@...cle.com>
cc:	David Miller <davem@...emloft.net>, sparclinux@...r.kernel.org,
	edumazet@...gle.com, netdev@...r.kernel.org
Subject: Re: Invalid sk_policy[] access

> > Indeed, the kernel is 64-bit in both cases.
> > And the userland bit-arity has no relevance whatsoever for this bug.
> 
> hang on; The sizeof (and offsetof) values I listed were obtained either
> from /usr/bin/crash (on the T5) or from simple printk's of the structures
> in the case of the v440. And they *are* different, and the numbers
> match the values dumped on the console on pnaic. So isnt there actually
> a problem here?

There certianly seems to be a problem - that's how you ended up looking 
under that rock.

Maybe the offsets are different because of different kernel config?

-- 
Meelis Roos (mroos@...ux.ee)