Bruce, On Mon, Oct 25, 2004 at 08:41:26PM -0700, Bruce M Simpson wrote: B> On Tue, Oct 26, 2004 at 03:31:59AM +0000, Bruce M Simpson wrote: B> > Log: B> > Check that rt_mask(rt) is non-NULL before dereferencing it, in the B> > RTM_ADD case, thus avoiding a panic. B> B> PR: kern/42030 B> B> It isn't immediately clear to me if this is a routing socket API issue B> or a client issue. B> B> The panic, at least, is worked around, but the root problem needs to be B> fixed -- it is most likely a synchronization problem in zebra whereby it B> is attempting to add a route to the kernel FIB which references an B> interface which does not yet exist or has gone away. B> B> At least one person who has reported this was running vtund, which plumbs B> its own tun instances on demand; the other I think was running userland ppp. B> B> I haven't seen anything similar with XORP yet.
If we are interested in tracking this down, we should add a printf, so that people who hit this will notce it and report. Otherwise this problem will be left forever in a workaround state. -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE _______________________________________________ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
