[  571.491540] br0: port 1(c1) entered blocking state
[  571.491613] br0: port 1(c1) entered disabled state
[  571.491690] c1: entered allmulticast mode
[  571.491765] c1: entered promiscuous mode
[  571.575491] br0: port 2(c2) entered blocking state
[  571.575568] br0: port 2(c2) entered disabled state
[  571.575637] c2: entered allmulticast mode
[  571.575788] c2: entered promiscuous mode
[  571.664083] br0: port 3(c3) entered blocking state
[  571.664160] br0: port 3(c3) entered disabled state
[  571.664234] c3: entered allmulticast mode
[  571.664314] c3: entered promiscuous mode
[  571.749714] br0: port 4(sender) entered blocking state
[  571.749783] br0: port 4(sender) entered disabled state
[  571.749846] sender: entered allmulticast mode
[  571.749937] sender: entered promiscuous mode
[  571.784946] br0: port 4(sender) entered blocking state
[  571.785016] br0: port 4(sender) entered forwarding state
[  571.785067] br0: port 3(c3) entered blocking state
[  571.785116] br0: port 3(c3) entered forwarding state
[  571.785162] br0: port 2(c2) entered blocking state
[  571.785208] br0: port 2(c2) entered forwarding state
[  571.785254] br0: port 1(c1) entered blocking state
[  571.785298] br0: port 1(c1) entered forwarding state
[  582.592856] br0: port 1(c1) entered disabled state
[  582.593119] c1 (unregistering): left allmulticast mode
[  582.593162] c1 (unregistering): left promiscuous mode
[  582.593203] br0: port 1(c1) entered disabled state
[  582.650848] br0: port 2(c2) entered disabled state
[  582.651098] c2 (unregistering): left allmulticast mode
[  582.651158] c2 (unregistering): left promiscuous mode
[  582.651208] br0: port 2(c2) entered disabled state
[  582.693903] br0: port 3(c3) entered disabled state
[  582.694149] c3 (unregistering): left allmulticast mode
[  582.694197] c3 (unregistering): left promiscuous mode
[  582.694239] br0: port 3(c3) entered disabled state
[  582.744824] br0: port 4(sender) entered disabled state
[  582.745051] sender (unregistering): left allmulticast mode
[  582.745089] sender (unregistering): left promiscuous mode
[  582.745124] br0: port 4(sender) entered disabled state