[  975.542026][ T1055] br0: port 1(c1) entered blocking state
[  975.542783][ T1055] br0: port 1(c1) entered disabled state
[  975.542934][ T1055] c1: entered allmulticast mode
[  975.544360][ T1055] c1: entered promiscuous mode
[  975.685817][ T1060] br0: port 2(c2) entered blocking state
[  975.685970][ T1060] br0: port 2(c2) entered disabled state
[  975.686657][ T1060] c2: entered allmulticast mode
[  975.688045][ T1060] c2: entered promiscuous mode
[  975.842937][ T1065] br0: port 3(c3) entered blocking state
[  975.843090][ T1065] br0: port 3(c3) entered disabled state
[  975.843258][ T1065] c3: entered allmulticast mode
[  975.844690][ T1065] c3: entered promiscuous mode
[  975.989776][ T1070] br0: port 4(sender) entered blocking state
[  975.989964][ T1070] br0: port 4(sender) entered disabled state
[  975.996903][ T1070] sender: entered allmulticast mode
[  975.998537][ T1070] sender: entered promiscuous mode
[  976.046721][ T1072] br0: port 4(sender) entered blocking state
[  976.046923][ T1072] br0: port 4(sender) entered forwarding state
[  976.047238][ T1072] br0: port 3(c3) entered blocking state
[  976.047400][ T1072] br0: port 3(c3) entered forwarding state
[  976.048246][ T1072] br0: port 2(c2) entered blocking state
[  976.048416][ T1072] br0: port 2(c2) entered forwarding state
[  976.048701][ T1072] br0: port 1(c1) entered blocking state
[  976.048843][ T1072] br0: port 1(c1) entered forwarding state
[  987.041167][   T12] br0: port 1(c1) entered disabled state
[  987.044781][   T12] c1 (unregistering): left allmulticast mode
[  987.045013][   T12] c1 (unregistering): left promiscuous mode
[  987.045269][   T12] br0: port 1(c1) entered disabled state
[  987.158992][   T12] br0: port 2(c2) entered disabled state
[  987.163425][   T12] c2 (unregistering): left allmulticast mode
[  987.163654][   T12] c2 (unregistering): left promiscuous mode
[  987.163863][   T12] br0: port 2(c2) entered disabled state
[  987.285014][   T12] br0: port 3(c3) entered disabled state
[  987.287984][   T12] c3 (unregistering): left allmulticast mode
[  987.288252][   T12] c3 (unregistering): left promiscuous mode
[  987.288465][   T12] br0: port 3(c3) entered disabled state
[  987.414073][   T12] br0: port 4(sender) entered disabled state
[  987.416702][   T12] sender (unregistering): left allmulticast mode
[  987.416898][   T12] sender (unregistering): left promiscuous mode
[  987.417824][   T12] br0: port 4(sender) entered disabled state