[ 2887.271511][T28443] br0: port 1(c1) entered blocking state
[ 2887.271937][T28443] br0: port 1(c1) entered disabled state
[ 2887.272296][T28443] c1: entered allmulticast mode
[ 2887.276588][T28443] c1: entered promiscuous mode
[ 2887.929828][T28448] br0: port 2(c2) entered blocking state
[ 2887.930267][T28448] br0: port 2(c2) entered disabled state
[ 2887.930734][T28448] c2: entered allmulticast mode
[ 2887.934055][T28448] c2: entered promiscuous mode
[ 2888.619231][T28453] br0: port 3(c3) entered blocking state
[ 2888.619802][T28453] br0: port 3(c3) entered disabled state
[ 2888.620164][T28453] c3: entered allmulticast mode
[ 2888.623538][T28453] c3: entered promiscuous mode
[ 2889.285962][T28458] br0: port 4(sender) entered blocking state
[ 2889.286370][T28458] br0: port 4(sender) entered disabled state
[ 2889.286793][T28458] sender: entered allmulticast mode
[ 2889.290689][T28458] sender: entered promiscuous mode
[ 2889.534977][T28460] br0: port 4(sender) entered blocking state
[ 2889.535420][T28460] br0: port 4(sender) entered forwarding state
[ 2889.536141][T28460] br0: port 3(c3) entered blocking state
[ 2889.536474][T28460] br0: port 3(c3) entered forwarding state
[ 2889.537123][T28460] br0: port 2(c2) entered blocking state
[ 2889.537461][T28460] br0: port 2(c2) entered forwarding state
[ 2889.538116][T28460] br0: port 1(c1) entered blocking state
[ 2889.538462][T28460] br0: port 1(c1) entered forwarding state
[ 2901.982837][   T12] br0: port 1(c1) entered disabled state
[ 2902.006000][   T12] c1 (unregistering): left allmulticast mode
[ 2902.006774][   T12] c1 (unregistering): left promiscuous mode
[ 2902.007160][   T12] br0: port 1(c1) entered disabled state
[ 2902.517886][   T12] br0: port 2(c2) entered disabled state
[ 2902.540553][   T12] c2 (unregistering): left allmulticast mode
[ 2902.540993][   T12] c2 (unregistering): left promiscuous mode
[ 2902.541420][   T12] br0: port 2(c2) entered disabled state
[ 2902.999017][   T12] br0: port 3(c3) entered disabled state
[ 2903.021585][   T12] c3 (unregistering): left allmulticast mode
[ 2903.022014][   T12] c3 (unregistering): left promiscuous mode
[ 2903.022404][   T12] br0: port 3(c3) entered disabled state
[ 2903.536186][   T12] br0: port 4(sender) entered disabled state
[ 2903.558213][   T12] sender (unregistering): left allmulticast mode
[ 2903.558705][   T12] sender (unregistering): left promiscuous mode
[ 2903.559117][   T12] br0: port 4(sender) entered disabled state