[ 1995.867124][T11023] br0: port 1(dummy0) entered blocking state
[ 1995.867325][T11023] br0: port 1(dummy0) entered disabled state
[ 1995.867492][T11023] dummy0: entered allmulticast mode
[ 1995.868369][T11023] dummy0: entered promiscuous mode
[ 1995.901510][T11024] br0: port 1(dummy0) entered blocking state
[ 1995.901727][T11024] br0: port 1(dummy0) entered forwarding state
[ 1997.882624][   T12] dummy0: left allmulticast mode
[ 1997.883631][   T12] dummy0: left promiscuous mode
[ 1997.883861][   T12] br0: port 1(dummy0) entered disabled state