[  973.386037][T31258] br0: port 1(c1) entered blocking state
[  973.386243][T31258] br0: port 1(c1) entered disabled state
[  973.386408][T31258] c1: entered allmulticast mode
[  973.387860][T31258] c1: entered promiscuous mode
[  973.531689][T31263] br0: port 2(c2) entered blocking state
[  973.531885][T31263] br0: port 2(c2) entered disabled state
[  973.532048][T31263] c2: entered allmulticast mode
[  973.533503][T31263] c2: entered promiscuous mode
[  973.678821][T31268] br0: port 3(c3) entered blocking state
[  973.679012][T31268] br0: port 3(c3) entered disabled state
[  973.680041][T31268] c3: entered allmulticast mode
[  973.681465][T31268] c3: entered promiscuous mode
[  973.814368][T31273] br0: port 4(sender) entered blocking state
[  973.814617][T31273] br0: port 4(sender) entered disabled state
[  973.814863][T31273] sender: entered allmulticast mode
[  973.821830][T31273] sender: entered promiscuous mode
[  973.868315][T31275] br0: port 4(sender) entered blocking state
[  973.868537][T31275] br0: port 4(sender) entered forwarding state
[  973.868859][T31275] br0: port 3(c3) entered blocking state
[  973.869024][T31275] br0: port 3(c3) entered forwarding state
[  973.869334][T31275] br0: port 2(c2) entered blocking state
[  973.869484][T31275] br0: port 2(c2) entered forwarding state
[  973.869780][T31275] br0: port 1(c1) entered blocking state
[  973.869931][T31275] br0: port 1(c1) entered forwarding state
[  984.912859][   T74] br0: port 1(c1) entered disabled state
[  984.915748][   T74] c1 (unregistering): left allmulticast mode
[  984.915964][   T74] c1 (unregistering): left promiscuous mode
[  984.916165][   T74] br0: port 1(c1) entered disabled state
[  985.041316][   T74] br0: port 2(c2) entered disabled state
[  985.044941][   T74] c2 (unregistering): left allmulticast mode
[  985.045213][   T74] c2 (unregistering): left promiscuous mode
[  985.045415][   T74] br0: port 2(c2) entered disabled state
[  985.173866][   T74] br0: port 3(c3) entered disabled state
[  985.176593][   T74] c3 (unregistering): left allmulticast mode
[  985.176798][   T74] c3 (unregistering): left promiscuous mode
[  985.176980][   T74] br0: port 3(c3) entered disabled state
[  985.309465][   T74] br0: port 4(sender) entered disabled state
[  985.313469][   T74] sender (unregistering): left allmulticast mode
[  985.313670][   T74] sender (unregistering): left promiscuous mode
[  985.313850][   T74] br0: port 4(sender) entered disabled state