On Mon, Oct 13, 2014 at 11:55 AM, Florian Westphal <fw@xxxxxxxxx> wrote:
> Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx> wrote:
>> On Thu, Oct 9, 2014 at 2:27 PM, Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
>> > nf_send_reset6() now resides in net/ipv6/netfilter/nf_reject_ipv6.c
>> >
>> > Fixes: c8d7b98 ("netfilter: move nf_send_resetX() code to nf_reject_ipvX modules")
>> > Reported-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
>> > Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
>> > Acked-by: Eric Dumazet <edumazet@xxxxxxxxxx>
>> > ---
>> > include/net/netfilter/ipv6/nf_reject.h | 157 +-------------------------------
>> > 1 file changed, 2 insertions(+), 155 deletions(-)
>>
>> Hi All,
>>
>> This morning I was testing a kernel build from Linus' tree as of Linux
>> v3.17-7639-g90eac7eee2f4. When I rebooted my test machines, I
>> couldn't ssh back into any of them. I poked around a bit and noticed
>> that it seems the iptables rules weren't getting loaded properly.
>> Traffic out worked fine, and I could ping the machine, but other
>> incoming traffic was blocked. Then I saw that the ip6t_REJECT and
>> ip6t_rpfilter modules were not being loaded on the bad kernel.
>> Looking in dmesg I see:
>>
>> [ 14.619028] nf_reject_ipv6: module license 'unspecified' taints kernel.
>> [ 14.619125] nf_reject_ipv6: Unknown symbol ip6_local_out (err 0)
>
> Ouch. ip6_local_is EXPORT_SYMBOL_GPL.
>
> http://patchwork.ozlabs.org/patch/398501/
>
> should fix this.
I believe you're correct. I dug in some more and I was just about to
send a similar patch. I'll add it on top of my builds and test it
out. Thanks for the pointer.
josh
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