[ 2210.735634][T24280] br0: port 1(dummy0) entered blocking state
[ 2210.735825][T24280] br0: port 1(dummy0) entered disabled state
[ 2210.735987][T24280] dummy0: entered allmulticast mode
[ 2210.737415][T24280] dummy0: entered promiscuous mode
[ 2210.764671][T24281] br0: port 1(dummy0) entered blocking state
[ 2210.764922][T24281] br0: port 1(dummy0) entered forwarding state
[ 2212.686992][   T12] dummy0: left allmulticast mode
[ 2212.688203][   T12] dummy0: left promiscuous mode
[ 2212.688506][   T12] br0: port 1(dummy0) entered disabled state