[  548.143168] br0: port 1(c1) entered blocking state
[  548.143220] br0: port 1(c1) entered disabled state
[  548.143263] c1: entered allmulticast mode
[  548.143320] c1: entered promiscuous mode
[  548.208094] br0: port 2(c2) entered blocking state
[  548.208146] br0: port 2(c2) entered disabled state
[  548.208190] c2: entered allmulticast mode
[  548.208254] c2: entered promiscuous mode
[  548.280056] br0: port 3(c3) entered blocking state
[  548.280121] br0: port 3(c3) entered disabled state
[  548.280180] c3: entered allmulticast mode
[  548.280244] c3: entered promiscuous mode
[  548.354876] br0: port 4(sender) entered blocking state
[  548.354944] br0: port 4(sender) entered disabled state
[  548.355005] sender: entered allmulticast mode
[  548.355084] sender: entered promiscuous mode
[  548.381814] br0: port 4(sender) entered blocking state
[  548.381866] br0: port 4(sender) entered forwarding state
[  548.381905] br0: port 3(c3) entered blocking state
[  548.381939] br0: port 3(c3) entered forwarding state
[  548.381970] br0: port 2(c2) entered blocking state
[  548.382007] br0: port 2(c2) entered forwarding state
[  548.382040] br0: port 1(c1) entered blocking state
[  548.382071] br0: port 1(c1) entered forwarding state
[  559.149893] br0: port 1(c1) entered disabled state
[  559.150111] c1 (unregistering): left allmulticast mode
[  559.150152] c1 (unregistering): left promiscuous mode
[  559.150193] br0: port 1(c1) entered disabled state
[  559.199869] br0: port 2(c2) entered disabled state
[  559.200099] c2 (unregistering): left allmulticast mode
[  559.200140] c2 (unregistering): left promiscuous mode
[  559.200175] br0: port 2(c2) entered disabled state
[  559.258861] br0: port 3(c3) entered disabled state
[  559.259095] c3 (unregistering): left allmulticast mode
[  559.259157] c3 (unregistering): left promiscuous mode
[  559.259217] br0: port 3(c3) entered disabled state
[  559.318943] br0: port 4(sender) entered disabled state
[  559.319250] sender (unregistering): left allmulticast mode
[  559.319313] sender (unregistering): left promiscuous mode
[  559.319365] br0: port 4(sender) entered disabled state