[  973.699237][T31472] br0: port 1(c1) entered blocking state
[  973.699467][T31472] br0: port 1(c1) entered disabled state
[  973.699633][T31472] c1: entered allmulticast mode
[  973.701132][T31472] c1: entered promiscuous mode
[  973.844173][T31477] br0: port 2(c2) entered blocking state
[  973.844779][T31477] br0: port 2(c2) entered disabled state
[  973.845005][T31477] c2: entered allmulticast mode
[  973.846582][T31477] c2: entered promiscuous mode
[  973.983276][T31482] br0: port 3(c3) entered blocking state
[  973.984181][T31482] br0: port 3(c3) entered disabled state
[  973.984510][T31482] c3: entered allmulticast mode
[  973.985975][T31482] c3: entered promiscuous mode
[  974.130488][T31487] br0: port 4(sender) entered blocking state
[  974.130778][T31487] br0: port 4(sender) entered disabled state
[  974.131047][T31487] sender: entered allmulticast mode
[  974.132735][T31487] sender: entered promiscuous mode
[  974.182994][T31489] br0: port 4(sender) entered blocking state
[  974.183233][T31489] br0: port 4(sender) entered forwarding state
[  974.183691][T31489] br0: port 3(c3) entered blocking state
[  974.183916][T31489] br0: port 3(c3) entered forwarding state
[  974.184265][T31489] br0: port 2(c2) entered blocking state
[  974.184479][T31489] br0: port 2(c2) entered forwarding state
[  974.184836][T31489] br0: port 1(c1) entered blocking state
[  974.185027][T31489] br0: port 1(c1) entered forwarding state
[  985.272161][   T12] br0: port 1(c1) entered disabled state
[  985.285007][   T12] c1 (unregistering): left allmulticast mode
[  985.285340][   T12] c1 (unregistering): left promiscuous mode
[  985.285606][   T12] br0: port 1(c1) entered disabled state
[  985.407319][   T12] br0: port 2(c2) entered disabled state
[  985.419113][   T12] c2 (unregistering): left allmulticast mode
[  985.419419][   T12] c2 (unregistering): left promiscuous mode
[  985.419695][   T12] br0: port 2(c2) entered disabled state
[  985.540750][   T12] br0: port 3(c3) entered disabled state
[  985.561467][   T12] c3 (unregistering): left allmulticast mode
[  985.561691][   T12] c3 (unregistering): left promiscuous mode
[  985.561883][   T12] br0: port 3(c3) entered disabled state
[  985.687980][   T12] br0: port 4(sender) entered disabled state
[  985.700125][   T12] sender (unregistering): left allmulticast mode
[  985.700791][   T12] sender (unregistering): left promiscuous mode
[  985.701104][   T12] br0: port 4(sender) entered disabled state