[  874.706089][ T1221] br0: port 1(c1) entered blocking state
[  874.706814][ T1221] br0: port 1(c1) entered disabled state
[  874.706962][ T1221] c1: entered allmulticast mode
[  874.708382][ T1221] c1: entered promiscuous mode
[  874.859616][ T1226] br0: port 2(c2) entered blocking state
[  874.859823][ T1226] br0: port 2(c2) entered disabled state
[  874.860023][ T1226] c2: entered allmulticast mode
[  874.861546][ T1226] c2: entered promiscuous mode
[  875.008112][ T1231] br0: port 3(c3) entered blocking state
[  875.008291][ T1231] br0: port 3(c3) entered disabled state
[  875.008441][ T1231] c3: entered allmulticast mode
[  875.009826][ T1231] c3: entered promiscuous mode
[  875.155184][ T1236] br0: port 4(sender) entered blocking state
[  875.155397][ T1236] br0: port 4(sender) entered disabled state
[  875.155573][ T1236] sender: entered allmulticast mode
[  875.156971][ T1236] sender: entered promiscuous mode
[  875.214354][ T1238] br0: port 4(sender) entered blocking state
[  875.214550][ T1238] br0: port 4(sender) entered forwarding state
[  875.214850][ T1238] br0: port 3(c3) entered blocking state
[  875.214982][ T1238] br0: port 3(c3) entered forwarding state
[  875.215270][ T1238] br0: port 2(c2) entered blocking state
[  875.215403][ T1238] br0: port 2(c2) entered forwarding state
[  875.215671][ T1238] br0: port 1(c1) entered blocking state
[  875.215805][ T1238] br0: port 1(c1) entered forwarding state
[  886.219199][   T12] br0: port 1(c1) entered disabled state
[  886.223488][   T12] c1 (unregistering): left allmulticast mode
[  886.223750][   T12] c1 (unregistering): left promiscuous mode
[  886.223999][   T12] br0: port 1(c1) entered disabled state
[  886.335401][   T12] br0: port 2(c2) entered disabled state
[  886.340352][   T12] c2 (unregistering): left allmulticast mode
[  886.340559][   T12] c2 (unregistering): left promiscuous mode
[  886.340723][   T12] br0: port 2(c2) entered disabled state
[  886.455931][   T12] br0: port 3(c3) entered disabled state
[  886.466151][   T12] c3 (unregistering): left allmulticast mode
[  886.466612][   T12] c3 (unregistering): left promiscuous mode
[  886.466773][   T12] br0: port 3(c3) entered disabled state
[  886.586418][   T12] br0: port 4(sender) entered disabled state
[  886.589109][   T12] sender (unregistering): left allmulticast mode
[  886.590360][   T12] sender (unregistering): left promiscuous mode
[  886.590611][   T12] br0: port 4(sender) entered disabled state