[  739.083988] br0: port 1(c1) entered blocking state
[  739.084061] br0: port 1(c1) entered disabled state
[  739.084124] c1: entered allmulticast mode
[  739.084202] c1: entered promiscuous mode
[  739.135259] br0: port 2(c2) entered blocking state
[  739.135343] br0: port 2(c2) entered disabled state
[  739.135408] c2: entered allmulticast mode
[  739.135486] c2: entered promiscuous mode
[  739.186593] br0: port 3(c3) entered blocking state
[  739.186666] br0: port 3(c3) entered disabled state
[  739.186726] c3: entered allmulticast mode
[  739.186816] c3: entered promiscuous mode
[  739.240655] br0: port 4(sender) entered blocking state
[  739.240789] br0: port 4(sender) entered disabled state
[  739.240896] sender: entered allmulticast mode
[  739.241029] sender: entered promiscuous mode
[  739.263145] br0: port 4(sender) entered blocking state
[  739.263273] br0: port 4(sender) entered forwarding state
[  739.263360] br0: port 3(c3) entered blocking state
[  739.263436] br0: port 3(c3) entered forwarding state
[  739.263516] br0: port 2(c2) entered blocking state
[  739.263591] br0: port 2(c2) entered forwarding state
[  739.263672] br0: port 1(c1) entered blocking state
[  739.263753] br0: port 1(c1) entered forwarding state
[  750.016077] br0: port 1(c1) entered disabled state
[  750.016504] c1 (unregistering): left allmulticast mode
[  750.016557] c1 (unregistering): left promiscuous mode
[  750.016612] br0: port 1(c1) entered disabled state
[  750.056041] br0: port 2(c2) entered disabled state
[  750.056376] c2 (unregistering): left allmulticast mode
[  750.056426] c2 (unregistering): left promiscuous mode
[  750.056466] br0: port 2(c2) entered disabled state
[  750.094091] br0: port 3(c3) entered disabled state
[  750.094387] c3 (unregistering): left allmulticast mode
[  750.094435] c3 (unregistering): left promiscuous mode
[  750.094474] br0: port 3(c3) entered disabled state
[  750.136037] br0: port 4(sender) entered disabled state
[  750.136291] sender (unregistering): left allmulticast mode
[  750.136347] sender (unregistering): left promiscuous mode
[  750.136399] br0: port 4(sender) entered disabled state