kern/40547: bridge(4) disrupting added interface routing

[reinoud%NetBSD.org@localhost]

>Number:         40547
>Category:       kern
>Synopsis:       bridge(4) disrupting added interface routing
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Feb 03 12:10:00 +0000 2009
>Originator:     Reinoud Zandijk
>Release:        NetBSD 5.99.7
>Organization:
        
>Environment:
        
        
System: NetBSD heethoofdje.13thmonkey.org 5.99.7 NetBSD 5.99.7 (GENERIC) #4:
Mon Feb  2 13:48:44 CET 2009
reinoud%heethoofdje.13thmonkey.org@localhost:/usr/sources/cvs.netbsd.org/src/sys/arch/i386/compile/GENERIC
i386
Architecture: i386
Machine: i386
>Description:

Adding an physical network interface to a created bridge prevents outgoing
trafic on that interface. Bridging between the interfaces added to the bridge
still works.

Confirmed to still work correctly on 4.99.72 with the vr0 interface.

        
>How-To-Repeat:

heethoofdje# ping www.netbsd.org
PING www.netbsd.org (204.152.190.12): 56 data bytes
64 bytes from 204.152.190.12: icmp_seq=0 ttl=244 time=179.200 ms
^C
----www.netbsd.org PING Statistics----
1 packets transmitted, 1 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 179.200/179.200/179.200/0.000 ms
heethoofdje#
heethoofdje# ifconfig bridge0 create
heethoofdje# ping www.netbsd.org
PING www.netbsd.org (204.152.190.12): 56 data bytes
64 bytes from 204.152.190.12: icmp_seq=0 ttl=244 time=179.472 ms
^C
----www.netbsd.org PING Statistics----
1 packets transmitted, 1 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 179.472/179.472/179.472/0.000 ms
heethoofdje# 
heethoofdje# brconfig bridge0 add ex0 up
heethoofdje# ping www.netbsd.org
ping: Cannot resolve "www.netbsd.org" (Host name lookup failure)
heethoofdje# 

        
>Fix:
Unknown
        

>Unformatted: