[ 1845.872767][T10132] br0: port 1(dummy0) entered blocking state
[ 1845.872957][T10132] br0: port 1(dummy0) entered disabled state
[ 1845.873122][T10132] dummy0: entered allmulticast mode
[ 1845.874097][T10132] dummy0: entered promiscuous mode
[ 1845.903335][T10133] br0: port 1(dummy0) entered blocking state
[ 1845.903578][T10133] br0: port 1(dummy0) entered forwarding state
[ 1847.863578][   T12] dummy0: left allmulticast mode
[ 1847.864773][   T12] dummy0: left promiscuous mode
[ 1847.865064][   T12] br0: port 1(dummy0) entered disabled state