Re: [regression] nf_iterate(), BUG: unable to handle kernel NULL pointer dereference

Patrick McHardy
2008-07-24T15:35:24Z

Ingo Molnar wrote:
> * Patrick McHardy <kaber@trash.net> wrote:
>
>>> | netfilter: accounting rework: ct_extend + 64bit counters (v4)
>>> [...]
>>> | Signed-off-by: Krzysztof Piotr Oledzki <ole@ans.pl>
>>> | Signed-off-by: Patrick McHardy <kaber@trash.net>
>>> | Signed-off-by: David S. Miller <davem@davemloft.net>
>>>
>>> Which i double-checked by reverting that commit from -git as well and
>>> that solved the crash. Find the tested reverter patch below.
>> Thats odd. I don't think anything is wrong with that patch itself, its
>> more likely that its triggering a bug in ct_extend. You config has a
>> few helper enabled (FTP, H.323, TFTP) and the crash is when trying to
>> call the helper functions. Did you actually have traffic of one of
>> these protocols?
>
> no, that's not likely - it's a default distro bootup.

OK thanks. I'll look into it.