Oleg <[email protected]> wrote:
>   Hi, all.
> 
> My program process multiple NFQUEUEs by creating a separate thread
> for every NFQUEUE. An each thread do recv() and nfq_set_verdict2():
> 
> But i catch a strange behaviour when more than 1 thread(queue) are
> used. In those cases one queue "freeze" while others works right.
> For example, for 5 queues(here a queue with id 1 "freeze"):

If you use libnetfilter_queue you might need

commit 4ca06bc967d94b7b7b5a6efc76e870f0efc77e24
src: make nfq_open_nfnl thread-safe

(or protect nfq_open_nfnl calls with a mutex).

Other than that I have no idea.
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