[  980.067701][T31310] br0: port 1(c1) entered blocking state
[  980.067891][T31310] br0: port 1(c1) entered disabled state
[  980.068067][T31310] c1: entered allmulticast mode
[  980.069939][T31310] c1: entered promiscuous mode
[  980.239106][T31315] br0: port 2(c2) entered blocking state
[  980.239369][T31315] br0: port 2(c2) entered disabled state
[  980.239627][T31315] c2: entered allmulticast mode
[  980.242178][T31315] c2: entered promiscuous mode
[  980.433136][T31320] br0: port 3(c3) entered blocking state
[  980.433396][T31320] br0: port 3(c3) entered disabled state
[  980.433647][T31320] c3: entered allmulticast mode
[  980.435433][T31320] c3: entered promiscuous mode
[  980.590061][T31325] br0: port 4(sender) entered blocking state
[  980.590272][T31325] br0: port 4(sender) entered disabled state
[  980.590466][T31325] sender: entered allmulticast mode
[  980.591944][T31325] sender: entered promiscuous mode
[  980.645694][T31327] br0: port 4(sender) entered blocking state
[  980.645922][T31327] br0: port 4(sender) entered forwarding state
[  980.646262][T31327] br0: port 3(c3) entered blocking state
[  980.646414][T31327] br0: port 3(c3) entered forwarding state
[  980.646712][T31327] br0: port 2(c2) entered blocking state
[  980.646882][T31327] br0: port 2(c2) entered forwarding state
[  980.647192][T31327] br0: port 1(c1) entered blocking state
[  980.647343][T31327] br0: port 1(c1) entered forwarding state
[  991.812346][   T12] br0: port 1(c1) entered disabled state
[  991.827488][   T12] c1 (unregistering): left allmulticast mode
[  991.827792][   T12] c1 (unregistering): left promiscuous mode
[  991.828081][   T12] br0: port 1(c1) entered disabled state
[  991.990037][   T12] br0: port 2(c2) entered disabled state
[  992.007545][   T12] c2 (unregistering): left allmulticast mode
[  992.007903][   T12] c2 (unregistering): left promiscuous mode
[  992.008235][   T12] br0: port 2(c2) entered disabled state
[  992.197120][   T12] br0: port 3(c3) entered disabled state
[  992.212567][   T12] c3 (unregistering): left allmulticast mode
[  992.212886][   T12] c3 (unregistering): left promiscuous mode
[  992.213166][   T12] br0: port 3(c3) entered disabled state
[  992.356627][   T12] br0: port 4(sender) entered disabled state
[  992.368135][   T12] sender (unregistering): left allmulticast mode
[  992.368383][   T12] sender (unregistering): left promiscuous mode
[  992.368607][   T12] br0: port 4(sender) entered disabled state