Subject: Re: bridge trouble?
To: Daniel Carosone <>
From: Hubert Feyrer <>
List: tech-kern
Date: 04/05/2005 01:36:59
On Tue, 5 Apr 2005, Daniel Carosone wrote:
> I've seen this once before too, when bridging a network with lots of
> hosts.  I suspect a race, perhaps when adding multiple new hosts at
> once or something.  They went away with a flush, IIRC, but of course
> that doesn't address the underlying problem.  If it happens again for
> you, try that and see whether it helps restore normal function; if so
> it may help indicate which is cause and which effect.

From the "me too"-department:

The setup of two qemu instances connected with tap & bridge[1] leads to 
panics for me under some moderate network load, see PR 29546[2]:

>Category:       kern
>Synopsis:       2_STABLE: crash in bpf_mtap w/ bridge(4)


  - Hubert

NetBSD - Free AND Open!      (And of course secure, portable, yadda yadda)