[  974.420016][T30262] br0: port 1(c1) entered blocking state
[  974.420287][T30262] br0: port 1(c1) entered disabled state
[  974.420538][T30262] c1: entered allmulticast mode
[  974.423055][T30262] c1: entered promiscuous mode
[  974.628755][T30267] br0: port 2(c2) entered blocking state
[  974.629014][T30267] br0: port 2(c2) entered disabled state
[  974.629268][T30267] c2: entered allmulticast mode
[  974.631756][T30267] c2: entered promiscuous mode
[  974.835844][T30272] br0: port 3(c3) entered blocking state
[  974.836098][T30272] br0: port 3(c3) entered disabled state
[  974.836364][T30272] c3: entered allmulticast mode
[  974.838828][T30272] c3: entered promiscuous mode
[  975.033759][T30277] br0: port 4(sender) entered blocking state
[  975.033989][T30277] br0: port 4(sender) entered disabled state
[  975.034191][T30277] sender: entered allmulticast mode
[  975.035718][T30277] sender: entered promiscuous mode
[  975.089328][T30279] br0: port 4(sender) entered blocking state
[  975.089665][T30279] br0: port 4(sender) entered forwarding state
[  975.090204][T30279] br0: port 3(c3) entered blocking state
[  975.090455][T30279] br0: port 3(c3) entered forwarding state
[  975.090967][T30279] br0: port 2(c2) entered blocking state
[  975.091196][T30279] br0: port 2(c2) entered forwarding state
[  975.091686][T30279] br0: port 1(c1) entered blocking state
[  975.091915][T30279] br0: port 1(c1) entered forwarding state
[  986.265324][   T12] br0: port 1(c1) entered disabled state
[  986.276879][   T12] c1 (unregistering): left allmulticast mode
[  986.277100][   T12] c1 (unregistering): left promiscuous mode
[  986.277295][   T12] br0: port 1(c1) entered disabled state
[  986.441819][   T12] br0: port 2(c2) entered disabled state
[  986.453729][   T12] c2 (unregistering): left allmulticast mode
[  986.454099][   T12] c2 (unregistering): left promiscuous mode
[  986.455469][   T12] br0: port 2(c2) entered disabled state
[  986.623986][   T12] br0: port 3(c3) entered disabled state
[  986.636670][   T12] c3 (unregistering): left allmulticast mode
[  986.636889][   T12] c3 (unregistering): left promiscuous mode
[  986.637100][   T12] br0: port 3(c3) entered disabled state
[  986.779882][   T12] br0: port 4(sender) entered disabled state
[  986.791061][   T12] sender (unregistering): left allmulticast mode
[  986.791270][   T12] sender (unregistering): left promiscuous mode
[  986.791450][   T12] br0: port 4(sender) entered disabled state