[  975.287474][T30879] br0: port 1(c1) entered blocking state
[  975.287713][T30879] br0: port 1(c1) entered disabled state
[  975.287953][T30879] c1: entered allmulticast mode
[  975.289516][T30879] c1: entered promiscuous mode
[  975.433764][T30884] br0: port 2(c2) entered blocking state
[  975.433950][T30884] br0: port 2(c2) entered disabled state
[  975.434120][T30884] c2: entered allmulticast mode
[  975.435626][T30884] c2: entered promiscuous mode
[  975.595749][T30889] br0: port 3(c3) entered blocking state
[  975.595971][T30889] br0: port 3(c3) entered disabled state
[  975.596180][T30889] c3: entered allmulticast mode
[  975.597749][T30889] c3: entered promiscuous mode
[  975.748088][T30894] br0: port 4(sender) entered blocking state
[  975.748319][T30894] br0: port 4(sender) entered disabled state
[  975.748557][T30894] sender: entered allmulticast mode
[  975.750141][T30894] sender: entered promiscuous mode
[  975.806952][T30896] br0: port 4(sender) entered blocking state
[  975.807179][T30896] br0: port 4(sender) entered forwarding state
[  975.807511][T30896] br0: port 3(c3) entered blocking state
[  975.807663][T30896] br0: port 3(c3) entered forwarding state
[  975.807972][T30896] br0: port 2(c2) entered blocking state
[  975.808121][T30896] br0: port 2(c2) entered forwarding state
[  975.808415][T30896] br0: port 1(c1) entered blocking state
[  975.808567][T30896] br0: port 1(c1) entered forwarding state
[  986.907754][   T12] br0: port 1(c1) entered disabled state
[  986.920893][   T12] c1 (unregistering): left allmulticast mode
[  986.921266][   T12] c1 (unregistering): left promiscuous mode
[  986.921617][   T12] br0: port 1(c1) entered disabled state
[  987.057241][   T12] br0: port 2(c2) entered disabled state
[  987.073291][   T12] c2 (unregistering): left allmulticast mode
[  987.073572][   T12] c2 (unregistering): left promiscuous mode
[  987.074817][   T12] br0: port 2(c2) entered disabled state
[  987.229228][   T12] br0: port 3(c3) entered disabled state
[  987.240701][   T12] c3 (unregistering): left allmulticast mode
[  987.241006][   T12] c3 (unregistering): left promiscuous mode
[  987.241341][   T12] br0: port 3(c3) entered disabled state
[  987.353639][   T12] br0: port 4(sender) entered disabled state
[  987.367514][   T12] sender (unregistering): left allmulticast mode
[  987.367967][   T12] sender (unregistering): left promiscuous mode
[  987.368235][   T12] br0: port 4(sender) entered disabled state