[  547.236113] br0: port 1(c1) entered blocking state
[  547.236175] br0: port 1(c1) entered disabled state
[  547.236231] c1: entered allmulticast mode
[  547.236312] c1: entered promiscuous mode
[  547.315372] br0: port 2(c2) entered blocking state
[  547.315436] br0: port 2(c2) entered disabled state
[  547.315495] c2: entered allmulticast mode
[  547.315564] c2: entered promiscuous mode
[  547.388260] br0: port 3(c3) entered blocking state
[  547.388316] br0: port 3(c3) entered disabled state
[  547.388362] c3: entered allmulticast mode
[  547.388428] c3: entered promiscuous mode
[  547.458625] br0: port 4(sender) entered blocking state
[  547.458687] br0: port 4(sender) entered disabled state
[  547.458742] sender: entered allmulticast mode
[  547.458814] sender: entered promiscuous mode
[  547.487139] br0: port 4(sender) entered blocking state
[  547.487200] br0: port 4(sender) entered forwarding state
[  547.487244] br0: port 3(c3) entered blocking state
[  547.487283] br0: port 3(c3) entered forwarding state
[  547.487323] br0: port 2(c2) entered blocking state
[  547.487359] br0: port 2(c2) entered forwarding state
[  547.487397] br0: port 1(c1) entered blocking state
[  547.487432] br0: port 1(c1) entered forwarding state
[  558.248893] br0: port 1(c1) entered disabled state
[  558.249253] c1 (unregistering): left allmulticast mode
[  558.249302] c1 (unregistering): left promiscuous mode
[  558.249346] br0: port 1(c1) entered disabled state
[  558.311852] br0: port 2(c2) entered disabled state
[  558.312539] c2 (unregistering): left allmulticast mode
[  558.312578] c2 (unregistering): left promiscuous mode
[  558.312609] br0: port 2(c2) entered disabled state
[  558.364890] br0: port 3(c3) entered disabled state
[  558.365296] c3 (unregistering): left allmulticast mode
[  558.365350] c3 (unregistering): left promiscuous mode
[  558.365392] br0: port 3(c3) entered disabled state
[  558.422826] br0: port 4(sender) entered disabled state
[  558.423210] sender (unregistering): left allmulticast mode
[  558.423271] sender (unregistering): left promiscuous mode
[  558.423325] br0: port 4(sender) entered disabled state