Re: NULL pointer dereference when loading the gre module (3.10.0-rc4)

From: Steinar H. Gunderson
Date: Fri Jun 07 2013 - 04:54:58 EST

On Thu, Jun 06, 2013 at 11:06:48PM -0400, Steven Rostedt wrote:
> Note the faulting address is 0xffffffffa0e52001, which is around the
> above address, be interesting to know what was at that location.

Doh, I looked at the wrong place in kallsyms:

ffffffffa0e52000 u ip_tunnel_init_net [ip_gre]
ffffffffa0e55000 t gre_err [gre]
ffffffffa0e5503d t gre_gso_send_check [gre]
ffffffffa0e55053 t gre_rcv [gre]

So it's really ip_tunnel_init_net+1.

/* Steinar */
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