[  907.161012][T31773] br0: port 1(c1) entered blocking state
[  907.161246][T31773] br0: port 1(c1) entered disabled state
[  907.161462][T31773] c1: entered allmulticast mode
[  907.163021][T31773] c1: entered promiscuous mode
[  907.302789][T31778] br0: port 2(c2) entered blocking state
[  907.303005][T31778] br0: port 2(c2) entered disabled state
[  907.303222][T31778] c2: entered allmulticast mode
[  907.305007][T31778] c2: entered promiscuous mode
[  907.451320][T31783] br0: port 3(c3) entered blocking state
[  907.451488][T31783] br0: port 3(c3) entered disabled state
[  907.451658][T31783] c3: entered allmulticast mode
[  907.453141][T31783] c3: entered promiscuous mode
[  907.590062][T31788] br0: port 4(sender) entered blocking state
[  907.590277][T31788] br0: port 4(sender) entered disabled state
[  907.590477][T31788] sender: entered allmulticast mode
[  907.591980][T31788] sender: entered promiscuous mode
[  907.645472][T31790] br0: port 4(sender) entered blocking state
[  907.645734][T31790] br0: port 4(sender) entered forwarding state
[  907.646138][T31790] br0: port 3(c3) entered blocking state
[  907.646332][T31790] br0: port 3(c3) entered forwarding state
[  907.646707][T31790] br0: port 2(c2) entered blocking state
[  907.646909][T31790] br0: port 2(c2) entered forwarding state
[  907.647272][T31790] br0: port 1(c1) entered blocking state
[  907.647467][T31790] br0: port 1(c1) entered forwarding state
[  918.625874][   T72] br0: port 1(c1) entered disabled state
[  918.629401][   T72] c1 (unregistering): left allmulticast mode
[  918.629654][   T72] c1 (unregistering): left promiscuous mode
[  918.629890][   T72] br0: port 1(c1) entered disabled state
[  918.734029][   T72] br0: port 2(c2) entered disabled state
[  918.738214][   T72] c2 (unregistering): left allmulticast mode
[  918.738414][   T72] c2 (unregistering): left promiscuous mode
[  918.738692][   T72] br0: port 2(c2) entered disabled state
[  918.851673][   T72] br0: port 3(c3) entered disabled state
[  918.853864][   T72] c3 (unregistering): left allmulticast mode
[  918.854053][   T72] c3 (unregistering): left promiscuous mode
[  918.854228][   T72] br0: port 3(c3) entered disabled state
[  918.983422][   T72] br0: port 4(sender) entered disabled state
[  918.986150][   T72] sender (unregistering): left allmulticast mode
[  918.986343][   T72] sender (unregistering): left promiscuous mode
[  918.986535][   T72] br0: port 4(sender) entered disabled state