Re: immediate v6-related crash

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

I wrote:

> > Second, turning off ddb.onpanic and using the sysctl you suggested did
> > indeed give a useful backtrace.  The original panic is
> > 
> > in6_cksum
> > icmp6_input
> > ip6_input
> > ip6intr
> > softint_dispatch
> > DDB lost fram for Xsoftintr
> > Xsoftintr
> 
> I still see the same panic on my UP i386 since in6_cksum.c rev 1.23.
> It has re(4), nfe(4) and uses ipf(8) and ipnat(4), but I don't use
> IPv6 or IPsec.

m_len == 0 in the case.
(I've changed the panic(9) to printf(9) and return -1)
---
Izumi Tsutsui