Net dies after many torrent packets, BUG?!

Lowell Gilbert freebsd-questions-local at
Thu Jun 1 06:13:58 PDT 2006

nocturnal <nocturnal at> writes:

> Not sure if this is already posted or already reported as a bug
> because i honestly don't have time for those things.
> I have reproduced this problem a few times but it has some special
> requirements. For example i download a torrent from a very fast peer
> in the rtorrent client. I have reproduced this with both rTorrent
> 0.4.5 - 
> libTorrent 0.8.5 and two earlier versions which i don't remember. My
> friend is using the same versions as i am now and reported no problems
> in the latest development versions, he only started using them
> today. I have a 10/10Mbit connection at home and this happens when
> rtorrent is downloading at max speed. It varies somewhere around
> 7-10Mbit but never over 10Mbit by much. My friend only has a capacity
> of 1Mbit but got the same problem.
> This is why i'm reporting this because if it turns out that this can
> be reproduced by sending speciall crafted packets or packets in a
> special order then i guess it's pretty serious. I highly doubt this
> but still, a user process should not kill the net like rtorrent has
> done.
> Both me and my friend were running FreeBSD 6.0 RELEASE when this happened.
> I was not going to report this but a friend just told me he gets the
> exact same results on FreeBSD 6.0 so i felt i should tell someone.

Do you have good NICs?

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