[  911.642895][T30981] br0: port 1(c1) entered blocking state
[  911.643080][T30981] br0: port 1(c1) entered disabled state
[  911.643244][T30981] c1: entered allmulticast mode
[  911.644684][T30981] c1: entered promiscuous mode
[  911.782804][T30986] br0: port 2(c2) entered blocking state
[  911.782992][T30986] br0: port 2(c2) entered disabled state
[  911.783152][T30986] c2: entered allmulticast mode
[  911.784604][T30986] c2: entered promiscuous mode
[  911.909501][T30991] br0: port 3(c3) entered blocking state
[  911.909719][T30991] br0: port 3(c3) entered disabled state
[  911.910344][T30991] c3: entered allmulticast mode
[  911.911866][T30991] c3: entered promiscuous mode
[  912.047910][T30996] br0: port 4(sender) entered blocking state
[  912.048155][T30996] br0: port 4(sender) entered disabled state
[  912.048414][T30996] sender: entered allmulticast mode
[  912.049900][T30996] sender: entered promiscuous mode
[  912.097589][T30998] br0: port 4(sender) entered blocking state
[  912.097833][T30998] br0: port 4(sender) entered forwarding state
[  912.098226][T30998] br0: port 3(c3) entered blocking state
[  912.098423][T30998] br0: port 3(c3) entered forwarding state
[  912.098782][T30998] br0: port 2(c2) entered blocking state
[  912.098989][T30998] br0: port 2(c2) entered forwarding state
[  912.099341][T30998] br0: port 1(c1) entered blocking state
[  912.099545][T30998] br0: port 1(c1) entered forwarding state
[  923.185426][   T12] br0: port 1(c1) entered disabled state
[  923.198898][   T12] c1 (unregistering): left allmulticast mode
[  923.199115][   T12] c1 (unregistering): left promiscuous mode
[  923.199302][   T12] br0: port 1(c1) entered disabled state
[  923.316182][   T12] br0: port 2(c2) entered disabled state
[  923.327827][   T12] c2 (unregistering): left allmulticast mode
[  923.328140][   T12] c2 (unregistering): left promiscuous mode
[  923.328420][   T12] br0: port 2(c2) entered disabled state
[  923.443514][   T12] br0: port 3(c3) entered disabled state
[  923.454255][   T12] c3 (unregistering): left allmulticast mode
[  923.454536][   T12] c3 (unregistering): left promiscuous mode
[  923.454725][   T12] br0: port 3(c3) entered disabled state
[  923.590916][   T12] br0: port 4(sender) entered disabled state
[  923.601387][   T12] sender (unregistering): left allmulticast mode
[  923.601627][   T12] sender (unregistering): left promiscuous mode
[  923.601812][   T12] br0: port 4(sender) entered disabled state