[ 2189.895192][T28247] br0: port 1(dummy0) entered blocking state
[ 2189.895430][T28247] br0: port 1(dummy0) entered disabled state
[ 2189.895653][T28247] dummy0: entered allmulticast mode
[ 2189.896629][T28247] dummy0: entered promiscuous mode
[ 2189.919361][T28248] br0: port 1(dummy0) entered blocking state
[ 2189.919678][T28248] br0: port 1(dummy0) entered forwarding state
[ 2192.101598][   T12] dummy0: left allmulticast mode
[ 2192.101805][   T12] dummy0: left promiscuous mode
[ 2192.102094][   T12] br0: port 1(dummy0) entered disabled state