[   78.191931][ T2363] br0: port 1(dummy0) entered blocking state
[   78.192303][ T2363] br0: port 1(dummy0) entered disabled state
[   78.192534][ T2363] dummy0: entered allmulticast mode
[   78.193693][ T2363] dummy0: entered promiscuous mode
[   78.229773][ T2364] br0: port 1(dummy0) entered blocking state
[   78.230065][ T2364] br0: port 1(dummy0) entered forwarding state
[   80.168590][   T12] dummy0: left allmulticast mode
[   80.168844][   T12] dummy0: left promiscuous mode
[   80.169086][   T12] br0: port 1(dummy0) entered disabled state