TCPv6 unexpectedly dropped by PF / Re: recent MFC code to 6-STABLE kills ipv6

#I changed the ML title, since it's a different problem from Sean's
#one.

>>>>> On Wed, 9 Nov 2005 21:49:41 -0500
>>>>> jr_at_opal.com("J.R. Oldroyd")  said:

> However TCP traffic is broke, for example, when I try to telnet to the POP3
> server here, I observe that pf is blocking the server's response packets with
> this error:
> 
> # telnet 2001:5c0:8fff:fffe::553 110
> Trying 2001:5c0:8fff:fffe::553...
> ^C
> 
> from pflog:
> 21:45:03.080452 rule 0/0(match): block in on gif0: 2001:5c0:8fff:fffe::553.110 > 2001:5c0:8fff:fffe::553.56716:  tcp 36 [bad hdr length 8 - too short, < 20]
> 
> This did not happen on earlier 6.0-current.

Could you please tell me the specific PF rule which caused the above match?

Thanks,
----
SUZUKI, Shinsuke _at_ KAME Project