On Fri, Jan 14, 2005 at 08:01:42AM +1100, Herbert Xu wrote:
> On Thu, Jan 13, 2005 at 10:09:00AM -0200, Marcelo Tosatti wrote:
> > 
> > Maybe you can try earlier v2.4.28's (-rc1 for one) to check where 
> > the problem starts to happen?
> 
> The symptom sounds like the bug in the 2.4 backport of the neighbour
> hash updates.  In neigh_create, hash_val needs to be computed inside
> the lock (and after the growing), not outside.
> 
> Someone even posted a patch for it.  I'll dig it up tonight if it
> doesn't show up by then.

I just built a patch from your description -- it's attached.

 -Scott