David Miller <[email protected]> wrote:
>
>> It seems we fail to reserve enough headroom for the case
>> buf[0] == PPP_ALLSTATIONS and buf[1] != PPP_UI.
>>
>> Can you try this patch please?
>
> Any confirmation of this fix yet?
FWIW the fix definitely looks correct (the bug has been there for
years at least) and it does match the crash dump. In fact, there
is only a single skb_push (the only thing that can generate an under
panic) in ppp_async.c and this is the one that Patrick has fixed.
Cheers,
--
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