kern/52439: ipv6 stops routing randomly

[htodd%twofifty.com@localhost]

>Number:         52439
>Category:       kern
>Synopsis:       ipv6 stops routing randomly
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Jul 28 14:55:00 +0000 2017
>Originator:     Hisashi T Fujinaka <htodd%twofifty.com@localhost>
>Release:        NetBSD 8.0_BETA
>Organization:
none
	
>Environment:
	
	
System: NetBSD emily.i8u.org 8.0_BETA NetBSD 8.0_BETA (EMILY) #27: Wed Jul 26 06:07:13 PDT 2017 htodd%emily.i8u.org@localhost:/usr/obj/i386/sys/arch/i386/compile/EMILY i386
Architecture: i386
Machine: i386
>Description:
ipv6 will quit routing randomly, and to restart it it takes a restart of dhcpcd and npf. A restart of only npf won't work.
	
>How-To-Repeat:
Set up a 8-beta system a router and prepare for misery. Use dhcpcd to get the info from Comcast, and npf as filtering.
	
>Fix:
	

>Unformatted: