[  477.774620] br0: port 1(c1) entered blocking state
[  477.774715] br0: port 1(c1) entered disabled state
[  477.774782] c1: entered allmulticast mode
[  477.774852] c1: entered promiscuous mode
[  477.824845] br0: port 2(c2) entered blocking state
[  477.824939] br0: port 2(c2) entered disabled state
[  477.825014] c2: entered allmulticast mode
[  477.825096] c2: entered promiscuous mode
[  477.874899] br0: port 3(c3) entered blocking state
[  477.875015] br0: port 3(c3) entered disabled state
[  477.875093] c3: entered allmulticast mode
[  477.875182] c3: entered promiscuous mode
[  477.926527] br0: port 4(sender) entered blocking state
[  477.926611] br0: port 4(sender) entered disabled state
[  477.926678] sender: entered allmulticast mode
[  477.926777] sender: entered promiscuous mode
[  477.946537] br0: port 4(sender) entered blocking state
[  477.946624] br0: port 4(sender) entered forwarding state
[  477.946701] br0: port 3(c3) entered blocking state
[  477.946764] br0: port 3(c3) entered forwarding state
[  477.946827] br0: port 2(c2) entered blocking state
[  477.946882] br0: port 2(c2) entered forwarding state
[  477.946946] br0: port 1(c1) entered blocking state
[  477.947008] br0: port 1(c1) entered forwarding state
[  488.658144] br0: port 1(c1) entered disabled state
[  488.658453] c1 (unregistering): left allmulticast mode
[  488.658547] c1 (unregistering): left promiscuous mode
[  488.658609] br0: port 1(c1) entered disabled state
[  488.702107] br0: port 2(c2) entered disabled state
[  488.702455] c2 (unregistering): left allmulticast mode
[  488.702538] c2 (unregistering): left promiscuous mode
[  488.702599] br0: port 2(c2) entered disabled state
[  488.747123] br0: port 3(c3) entered disabled state
[  488.747405] c3 (unregistering): left allmulticast mode
[  488.747472] c3 (unregistering): left promiscuous mode
[  488.747555] br0: port 3(c3) entered disabled state
[  488.792192] br0: port 4(sender) entered disabled state
[  488.792508] sender (unregistering): left allmulticast mode
[  488.792582] sender (unregistering): left promiscuous mode
[  488.792640] br0: port 4(sender) entered disabled state