[  738.130007] br0: port 1(c1) entered blocking state
[  738.130079] br0: port 1(c1) entered disabled state
[  738.130149] c1: entered allmulticast mode
[  738.130247] c1: entered promiscuous mode
[  738.181478] br0: port 2(c2) entered blocking state
[  738.181559] br0: port 2(c2) entered disabled state
[  738.181637] c2: entered allmulticast mode
[  738.181722] c2: entered promiscuous mode
[  738.232105] br0: port 3(c3) entered blocking state
[  738.232162] br0: port 3(c3) entered disabled state
[  738.232219] c3: entered allmulticast mode
[  738.232290] c3: entered promiscuous mode
[  738.283295] br0: port 4(sender) entered blocking state
[  738.283365] br0: port 4(sender) entered disabled state
[  738.283431] sender: entered allmulticast mode
[  738.283523] sender: entered promiscuous mode
[  738.303416] br0: port 4(sender) entered blocking state
[  738.303486] br0: port 4(sender) entered forwarding state
[  738.303539] br0: port 3(c3) entered blocking state
[  738.303581] br0: port 3(c3) entered forwarding state
[  738.303627] br0: port 2(c2) entered blocking state
[  738.303676] br0: port 2(c2) entered forwarding state
[  738.303722] br0: port 1(c1) entered blocking state
[  738.303769] br0: port 1(c1) entered forwarding state
[  749.053939] br0: port 1(c1) entered disabled state
[  749.054287] c1 (unregistering): left allmulticast mode
[  749.054349] c1 (unregistering): left promiscuous mode
[  749.054395] br0: port 1(c1) entered disabled state
[  749.098906] br0: port 2(c2) entered disabled state
[  749.099296] c2 (unregistering): left allmulticast mode
[  749.099358] c2 (unregistering): left promiscuous mode
[  749.099455] br0: port 2(c2) entered disabled state
[  749.149940] br0: port 3(c3) entered disabled state
[  749.150334] c3 (unregistering): left allmulticast mode
[  749.150446] c3 (unregistering): left promiscuous mode
[  749.150507] br0: port 3(c3) entered disabled state
[  749.187975] br0: port 4(sender) entered disabled state
[  749.188340] sender (unregistering): left allmulticast mode
[  749.188394] sender (unregistering): left promiscuous mode
[  749.188437] br0: port 4(sender) entered disabled state