From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew <nitr0@seti.kr.ua>
Subject: Re: Kernel panic in 4.1.6 in nf_nat_redirect
Date: Tue, 6 Oct 2015 13:23:50 +0300
Message-ID: <5613A136.7010203@seti.kr.ua>
References: <560D9DDD.8000601@seti.kr.ua> <20151004190543.GA17688@salvia>
 <56139E45.1000605@seti.kr.ua>
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To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: netfilter@vger.kernel.org

Maybe crash happens when packet comes to interface without assigned IP?

06.10.2015 13:11, Andrew wrote:
> Hi.
>
> I recompiled kernel with debug info enabled; here's gdb output:
>
> (gdb) list *nf_nat_redirect_ipv4+0x24
> 0x24 is in nf_nat_redirect_ipv4 
> (/var/testpoint/LEAF/source/i486-unknown-linux-uclibc/linux/linux-4.1/net/netfilter/nf_nat_redirect.c:60).
> 55
> 56            rcu_read_lock();
> 57            indev = __in_dev_get_rcu(skb->dev);
> 58            if (indev != NULL) {
> 59                ifa = indev->ifa_list;
> 60                newdst = ifa->ifa_local;
> 61            }
> 62            rcu_read_unlock();
> 63
> 64            if (!newdst)
>
>
> 04.10.2015 22:05, Pablo Neira Ayuso wrote:
>> Could you please do the following?
>>
>> $ gdb net/netfilter/nf_nat_redirect.o
>> $ list *nf_nat_redirect_ipv4+0x24
>>
>> And post the result, thanks.
>
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