[  736.529729] br0: port 1(c1) entered blocking state
[  736.529860] br0: port 1(c1) entered disabled state
[  736.529950] c1: entered allmulticast mode
[  736.530050] c1: entered promiscuous mode
[  736.590102] br0: port 2(c2) entered blocking state
[  736.590180] br0: port 2(c2) entered disabled state
[  736.590245] c2: entered allmulticast mode
[  736.590323] c2: entered promiscuous mode
[  736.648093] br0: port 3(c3) entered blocking state
[  736.648184] br0: port 3(c3) entered disabled state
[  736.648260] c3: entered allmulticast mode
[  736.648338] c3: entered promiscuous mode
[  736.707925] br0: port 4(sender) entered blocking state
[  736.708012] br0: port 4(sender) entered disabled state
[  736.708076] sender: entered allmulticast mode
[  736.708164] sender: entered promiscuous mode
[  736.731281] br0: port 4(sender) entered blocking state
[  736.731378] br0: port 4(sender) entered forwarding state
[  736.731433] br0: port 3(c3) entered blocking state
[  736.731492] br0: port 3(c3) entered forwarding state
[  736.731558] br0: port 2(c2) entered blocking state
[  736.731611] br0: port 2(c2) entered forwarding state
[  736.731662] br0: port 1(c1) entered blocking state
[  736.731715] br0: port 1(c1) entered forwarding state
[  747.466084] br0: port 1(c1) entered disabled state
[  747.466497] c1 (unregistering): left allmulticast mode
[  747.466583] c1 (unregistering): left promiscuous mode
[  747.466628] br0: port 1(c1) entered disabled state
[  747.512088] br0: port 2(c2) entered disabled state
[  747.512452] c2 (unregistering): left allmulticast mode
[  747.512525] c2 (unregistering): left promiscuous mode
[  747.512582] br0: port 2(c2) entered disabled state
[  747.568169] br0: port 3(c3) entered disabled state
[  747.569052] c3 (unregistering): left allmulticast mode
[  747.569105] c3 (unregistering): left promiscuous mode
[  747.569146] br0: port 3(c3) entered disabled state
[  747.602061] br0: port 4(sender) entered disabled state
[  747.602393] sender (unregistering): left allmulticast mode
[  747.602454] sender (unregistering): left promiscuous mode
[  747.602502] br0: port 4(sender) entered disabled state