[  975.271518][T30736] br0: port 1(c1) entered blocking state
[  975.271720][T30736] br0: port 1(c1) entered disabled state
[  975.271907][T30736] c1: entered allmulticast mode
[  975.273936][T30736] c1: entered promiscuous mode
[  975.430248][T30741] br0: port 2(c2) entered blocking state
[  975.430511][T30741] br0: port 2(c2) entered disabled state
[  975.430746][T30741] c2: entered allmulticast mode
[  975.432451][T30741] c2: entered promiscuous mode
[  975.624928][T30746] br0: port 3(c3) entered blocking state
[  975.625155][T30746] br0: port 3(c3) entered disabled state
[  975.625421][T30746] c3: entered allmulticast mode
[  975.627137][T30746] c3: entered promiscuous mode
[  975.805349][T30751] br0: port 4(sender) entered blocking state
[  975.806374][T30751] br0: port 4(sender) entered disabled state
[  975.811907][T30751] sender: entered allmulticast mode
[  975.813615][T30751] sender: entered promiscuous mode
[  975.872492][T30753] br0: port 4(sender) entered blocking state
[  975.872769][T30753] br0: port 4(sender) entered forwarding state
[  975.873168][T30753] br0: port 3(c3) entered blocking state
[  975.873406][T30753] br0: port 3(c3) entered forwarding state
[  975.873802][T30753] br0: port 2(c2) entered blocking state
[  975.874024][T30753] br0: port 2(c2) entered forwarding state
[  975.874441][T30753] br0: port 1(c1) entered blocking state
[  975.874671][T30753] br0: port 1(c1) entered forwarding state
[  987.009074][   T12] br0: port 1(c1) entered disabled state
[  987.020889][   T12] c1 (unregistering): left allmulticast mode
[  987.021158][   T12] c1 (unregistering): left promiscuous mode
[  987.022489][   T12] br0: port 1(c1) entered disabled state
[  987.145047][   T12] br0: port 2(c2) entered disabled state
[  987.163068][   T12] c2 (unregistering): left allmulticast mode
[  987.163349][   T12] c2 (unregistering): left promiscuous mode
[  987.163620][   T12] br0: port 2(c2) entered disabled state
[  987.292275][   T12] br0: port 3(c3) entered disabled state
[  987.305913][   T12] c3 (unregistering): left allmulticast mode
[  987.306330][   T12] c3 (unregistering): left promiscuous mode
[  987.306695][   T12] br0: port 3(c3) entered disabled state
[  987.440937][   T12] br0: port 4(sender) entered disabled state
[  987.459197][   T12] sender (unregistering): left allmulticast mode
[  987.459452][   T12] sender (unregistering): left promiscuous mode
[  987.459689][   T12] br0: port 4(sender) entered disabled state