panic: TCP header not in one mbuf

Sat Jul 17 00:11:56 PDT 2004

On Sat, Jul 17, 2004 at 03:47:18PM +0900, YONETANI Tomokazu wrote:
> Encountered this panic while downloading NetBSD source tree with CVSup.
> The kernel was compiled at 12th of July, but as far as I looked at commits@
> list, there's not a relavant fix yet. FWIW, the panicked DragonFly
> machine is behind a FreeBSD-CURRENT ipnat box, and I'm using mssclamp
> option in the ipnat rule file to workaround MTU problem. I'm going to
> do some more tests to see if it's reproducible.

This is reproducible unless I manually adjust the MTU on DragonFly's
network interface from 1500 to 1412(same value specified by mssclamp
option on NAT box). I'm going to leave the kernel and the source tree
unchanged if someone cares to look at this.