[  737.908940] br0: port 1(c1) entered blocking state
[  737.909026] br0: port 1(c1) entered disabled state
[  737.909104] c1: entered allmulticast mode
[  737.909206] c1: entered promiscuous mode
[  737.964516] br0: port 2(c2) entered blocking state
[  737.964602] br0: port 2(c2) entered disabled state
[  737.964680] c2: entered allmulticast mode
[  737.964777] c2: entered promiscuous mode
[  738.020929] br0: port 3(c3) entered blocking state
[  738.021007] br0: port 3(c3) entered disabled state
[  738.021083] c3: entered allmulticast mode
[  738.021184] c3: entered promiscuous mode
[  738.076654] br0: port 4(sender) entered blocking state
[  738.076728] br0: port 4(sender) entered disabled state
[  738.076813] sender: entered allmulticast mode
[  738.076928] sender: entered promiscuous mode
[  738.097163] br0: port 4(sender) entered blocking state
[  738.097233] br0: port 4(sender) entered forwarding state
[  738.097296] br0: port 3(c3) entered blocking state
[  738.097353] br0: port 3(c3) entered forwarding state
[  738.097408] br0: port 2(c2) entered blocking state
[  738.097466] br0: port 2(c2) entered forwarding state
[  738.097522] br0: port 1(c1) entered blocking state
[  738.097578] br0: port 1(c1) entered forwarding state
[  748.821086] br0: port 1(c1) entered disabled state
[  748.821562] c1 (unregistering): left allmulticast mode
[  748.821636] c1 (unregistering): left promiscuous mode
[  748.821697] br0: port 1(c1) entered disabled state
[  748.906108] br0: port 2(c2) entered disabled state
[  748.907108] c2 (unregistering): left allmulticast mode
[  748.907209] c2 (unregistering): left promiscuous mode
[  748.907330] br0: port 2(c2) entered disabled state
[  749.077052] br0: port 3(c3) entered disabled state
[  749.083307] c3 (unregistering): left allmulticast mode
[  749.083798] c3 (unregistering): left promiscuous mode
[  749.084124] br0: port 3(c3) entered disabled state
[  749.188021] br0: port 4(sender) entered disabled state
[  749.188420] sender (unregistering): left allmulticast mode
[  749.188527] sender (unregistering): left promiscuous mode
[  749.188600] br0: port 4(sender) entered disabled state