[ 1965.136566][T28569] br0: port 1(dummy0) entered blocking state
[ 1965.136767][T28569] br0: port 1(dummy0) entered disabled state
[ 1965.136942][T28569] dummy0: entered allmulticast mode
[ 1965.138012][T28569] dummy0: entered promiscuous mode
[ 1965.157650][T28570] br0: port 1(dummy0) entered blocking state
[ 1965.157930][T28570] br0: port 1(dummy0) entered forwarding state
[ 1967.011525][   T71] dummy0: left allmulticast mode
[ 1967.011813][   T71] dummy0: left promiscuous mode
[ 1967.012034][   T71] br0: port 1(dummy0) entered disabled state