[  440.645522] br0: port 1(c1) entered blocking state
[  440.645594] br0: port 1(c1) entered disabled state
[  440.645656] c1: entered allmulticast mode
[  440.645737] c1: entered promiscuous mode
[  440.696620] br0: port 2(c2) entered blocking state
[  440.696713] br0: port 2(c2) entered disabled state
[  440.696779] c2: entered allmulticast mode
[  440.696873] c2: entered promiscuous mode
[  440.742933] br0: port 3(c3) entered blocking state
[  440.743019] br0: port 3(c3) entered disabled state
[  440.743077] c3: entered allmulticast mode
[  440.743148] c3: entered promiscuous mode
[  440.789591] br0: port 4(sender) entered blocking state
[  440.789646] br0: port 4(sender) entered disabled state
[  440.789702] sender: entered allmulticast mode
[  440.789786] sender: entered promiscuous mode
[  440.808198] br0: port 4(sender) entered blocking state
[  440.808255] br0: port 4(sender) entered forwarding state
[  440.808305] br0: port 3(c3) entered blocking state
[  440.808349] br0: port 3(c3) entered forwarding state
[  440.808390] br0: port 2(c2) entered blocking state
[  440.808431] br0: port 2(c2) entered forwarding state
[  440.808477] br0: port 1(c1) entered blocking state
[  440.808522] br0: port 1(c1) entered forwarding state
[  451.521105] br0: port 1(c1) entered disabled state
[  451.521393] c1 (unregistering): left allmulticast mode
[  451.521458] c1 (unregistering): left promiscuous mode
[  451.521507] br0: port 1(c1) entered disabled state
[  451.550084] br0: port 2(c2) entered disabled state
[  451.550383] c2 (unregistering): left allmulticast mode
[  451.550449] c2 (unregistering): left promiscuous mode
[  451.550491] br0: port 2(c2) entered disabled state
[  451.579055] br0: port 3(c3) entered disabled state
[  451.579372] c3 (unregistering): left allmulticast mode
[  451.579416] c3 (unregistering): left promiscuous mode
[  451.579459] br0: port 3(c3) entered disabled state
[  451.616094] br0: port 4(sender) entered disabled state
[  451.616389] sender (unregistering): left allmulticast mode
[  451.616447] sender (unregistering): left promiscuous mode
[  451.616501] br0: port 4(sender) entered disabled state