[  978.944244][T30281] br0: port 1(c1) entered blocking state
[  978.944456][T30281] br0: port 1(c1) entered disabled state
[  978.944629][T30281] c1: entered allmulticast mode
[  978.946130][T30281] c1: entered promiscuous mode
[  979.134995][T30286] br0: port 2(c2) entered blocking state
[  979.135192][T30286] br0: port 2(c2) entered disabled state
[  979.135369][T30286] c2: entered allmulticast mode
[  979.136873][T30286] c2: entered promiscuous mode
[  979.333439][T30291] br0: port 3(c3) entered blocking state
[  979.333706][T30291] br0: port 3(c3) entered disabled state
[  979.333954][T30291] c3: entered allmulticast mode
[  979.336504][T30291] c3: entered promiscuous mode
[  979.503832][T30296] br0: port 4(sender) entered blocking state
[  979.504052][T30296] br0: port 4(sender) entered disabled state
[  979.504249][T30296] sender: entered allmulticast mode
[  979.505728][T30296] sender: entered promiscuous mode
[  979.560406][T30298] br0: port 4(sender) entered blocking state
[  979.560624][T30298] br0: port 4(sender) entered forwarding state
[  979.560958][T30298] br0: port 3(c3) entered blocking state
[  979.561119][T30298] br0: port 3(c3) entered forwarding state
[  979.561415][T30298] br0: port 2(c2) entered blocking state
[  979.561565][T30298] br0: port 2(c2) entered forwarding state
[  979.561863][T30298] br0: port 1(c1) entered blocking state
[  979.562021][T30298] br0: port 1(c1) entered forwarding state
[  990.660458][   T12] br0: port 1(c1) entered disabled state
[  990.672959][   T12] c1 (unregistering): left allmulticast mode
[  990.673184][   T12] c1 (unregistering): left promiscuous mode
[  990.674462][   T12] br0: port 1(c1) entered disabled state
[  990.812608][   T12] br0: port 2(c2) entered disabled state
[  990.833546][   T12] c2 (unregistering): left allmulticast mode
[  990.833775][   T12] c2 (unregistering): left promiscuous mode
[  990.833957][   T12] br0: port 2(c2) entered disabled state
[  990.995075][   T12] br0: port 3(c3) entered disabled state
[  991.007008][   T12] c3 (unregistering): left allmulticast mode
[  991.007216][   T12] c3 (unregistering): left promiscuous mode
[  991.007398][   T12] br0: port 3(c3) entered disabled state
[  991.161380][   T12] br0: port 4(sender) entered disabled state
[  991.174202][   T12] sender (unregistering): left allmulticast mode
[  991.174499][   T12] sender (unregistering): left promiscuous mode
[  991.174854][   T12] br0: port 4(sender) entered disabled state