On Wed, Feb 20, 2008 at 01:39:41AM +0100, Arne H. Juul wrote: > I'm unable to boot a current kernel on my NetBSD/i386 machine, it crashes > with panic "in6_cksum: mbuf too short for IPv6 header" at stack: Can you please print m->m_len, off, len and m->m_pkthdr.len at the place of the panic? Joerg