[  574.839617] br0: port 1(c1) entered blocking state
[  574.839717] br0: port 1(c1) entered disabled state
[  574.839794] c1: entered allmulticast mode
[  574.839880] c1: entered promiscuous mode
[  574.922896] br0: port 2(c2) entered blocking state
[  574.922967] br0: port 2(c2) entered disabled state
[  574.923025] c2: entered allmulticast mode
[  574.923106] c2: entered promiscuous mode
[  575.012140] br0: port 3(c3) entered blocking state
[  575.012215] br0: port 3(c3) entered disabled state
[  575.012282] c3: entered allmulticast mode
[  575.012354] c3: entered promiscuous mode
[  575.100772] br0: port 4(sender) entered blocking state
[  575.100843] br0: port 4(sender) entered disabled state
[  575.100910] sender: entered allmulticast mode
[  575.101006] sender: entered promiscuous mode
[  575.136132] br0: port 4(sender) entered blocking state
[  575.136196] br0: port 4(sender) entered forwarding state
[  575.136243] br0: port 3(c3) entered blocking state
[  575.136283] br0: port 3(c3) entered forwarding state
[  575.136325] br0: port 2(c2) entered blocking state
[  575.136378] br0: port 2(c2) entered forwarding state
[  575.136427] br0: port 1(c1) entered blocking state
[  575.136472] br0: port 1(c1) entered forwarding state
[  585.948074] br0: port 1(c1) entered disabled state
[  585.948398] c1 (unregistering): left allmulticast mode
[  585.948440] c1 (unregistering): left promiscuous mode
[  585.948474] br0: port 1(c1) entered disabled state
[  586.004057] br0: port 2(c2) entered disabled state
[  586.004318] c2 (unregistering): left allmulticast mode
[  586.004372] c2 (unregistering): left promiscuous mode
[  586.004431] br0: port 2(c2) entered disabled state
[  586.070911] br0: port 3(c3) entered disabled state
[  586.071188] c3 (unregistering): left allmulticast mode
[  586.071237] c3 (unregistering): left promiscuous mode
[  586.071280] br0: port 3(c3) entered disabled state
[  586.123926] br0: port 4(sender) entered disabled state
[  586.124177] sender (unregistering): left allmulticast mode
[  586.124242] sender (unregistering): left promiscuous mode
[  586.124289] br0: port 4(sender) entered disabled state