[  972.227511][T30871] br0: port 1(c1) entered blocking state
[  972.227766][T30871] br0: port 1(c1) entered disabled state
[  972.227988][T30871] c1: entered allmulticast mode
[  972.230381][T30871] c1: entered promiscuous mode
[  972.396967][T30876] br0: port 2(c2) entered blocking state
[  972.397247][T30876] br0: port 2(c2) entered disabled state
[  972.397484][T30876] c2: entered allmulticast mode
[  972.399225][T30876] c2: entered promiscuous mode
[  972.551145][T30881] br0: port 3(c3) entered blocking state
[  972.551471][T30881] br0: port 3(c3) entered disabled state
[  972.551732][T30881] c3: entered allmulticast mode
[  972.553369][T30881] c3: entered promiscuous mode
[  972.707197][T30886] br0: port 4(sender) entered blocking state
[  972.707470][T30886] br0: port 4(sender) entered disabled state
[  972.707720][T30886] sender: entered allmulticast mode
[  972.709270][T30886] sender: entered promiscuous mode
[  972.769766][T30888] br0: port 4(sender) entered blocking state
[  972.770074][T30888] br0: port 4(sender) entered forwarding state
[  972.770517][T30888] br0: port 3(c3) entered blocking state
[  972.770747][T30888] br0: port 3(c3) entered forwarding state
[  972.771138][T30888] br0: port 2(c2) entered blocking state
[  972.771370][T30888] br0: port 2(c2) entered forwarding state
[  972.771790][T30888] br0: port 1(c1) entered blocking state
[  972.772045][T30888] br0: port 1(c1) entered forwarding state
[  983.897340][   T71] br0: port 1(c1) entered disabled state
[  983.914210][   T71] c1 (unregistering): left allmulticast mode
[  983.914437][   T71] c1 (unregistering): left promiscuous mode
[  983.914635][   T71] br0: port 1(c1) entered disabled state
[  984.090344][   T71] br0: port 2(c2) entered disabled state
[  984.101919][   T71] c2 (unregistering): left allmulticast mode
[  984.102139][   T71] c2 (unregistering): left promiscuous mode
[  984.102353][   T71] br0: port 2(c2) entered disabled state
[  984.237608][   T71] br0: port 3(c3) entered disabled state
[  984.250581][   T71] c3 (unregistering): left allmulticast mode
[  984.250805][   T71] c3 (unregistering): left promiscuous mode
[  984.251025][   T71] br0: port 3(c3) entered disabled state
[  984.397038][   T71] br0: port 4(sender) entered disabled state
[  984.409596][   T71] sender (unregistering): left allmulticast mode
[  984.409828][   T71] sender (unregistering): left promiscuous mode
[  984.410015][   T71] br0: port 4(sender) entered disabled state