Re: [OOPS] In __netif_receive_skb_core

Salam Noureddine
2016-01-12T18:15:21Z

On Mon, Jan 11, 2016 at 11:16 PM, Ivaylo Dimitrov
<ivo.g.dimitrov.75@gmail.com> wrote:

>>> On Mon, 2016-01-11 at 17:19 -0800, Salam Noureddine wrote:
>>>>
>>>> It must be that skb->dev was changed to NULL inside of
>>>> __netif_receive_skb_core, otherwise we would have crashed much
>>>> earlier. Also, orig_dev is saved at the beginning. Possibly a device
>>>> is layered on top of the original device.
>
>
> Exactly (skb->dev was changed to NULL ...). Do you think it makes sense to
> put printks in various places in __netif_receive_skb_core to see after which
> function call skb->dev turns into NULL?
>

No need anymore since Eric found the culprit in phonet_rcv.
Thanks for your help debugging this!

Salam