Re: [LARTC] MARK: targinfosize 8 != 4

[Patrick McHardy <kaber@trash.net>]

DervishD wrote:
>     Hi Salim :)
> 
>  * Salim <salim.si@askey.com.tw> dixit:
> 
>>   I got this problem while trying to shape traffic with iptables MARK and
>>HTB.
>>
>>MARK: targinfosize 8 != 4
>>
>>--set-mark gives "invalid argument" error message.
>>
>>Kernel version is 2.4.29 (some patches from patch o matic applied)
>>Iptables version 1.3.4
>>
>>Intel x86 architecture.
>>
>>I saw this problem discussed in a few places, but the discussions didn't
>>come to a conclusion or solution.
> 
> 
>     You've hit a bug in iptables :( I've notified in the bugzilla but
> I have had no answers. You're building iptables with no shared
> libraries (NO_SHARED_LIBS=1). This means that the code in iptables,
> when loading the "modules" for the matches and targets is taking a
> slightly different code path. The problem is that the MARK target
> has two versions, 0 and 1, and kernel 2.4.x (at least until 31)
> supports only version 0. If you don't use share libraries in
> iptables, both versions are loaded and v1 is used instead of v2.
> Unfortunately, v1 has a bigger data structure than v0 and your kernel
> complaints.

That can't be the reason, all revisions of a single match/target are
in the same object file and the supported revision is (supposed to be)
probed. Salim, can you send a strace of the failing iptables command?
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