[  578.706135] br0: port 1(c1) entered blocking state
[  578.706225] br0: port 1(c1) entered disabled state
[  578.706298] c1: entered allmulticast mode
[  578.706375] c1: entered promiscuous mode
[  578.792608] br0: port 2(c2) entered blocking state
[  578.792672] br0: port 2(c2) entered disabled state
[  578.792741] c2: entered allmulticast mode
[  578.792818] c2: entered promiscuous mode
[  578.883499] br0: port 3(c3) entered blocking state
[  578.883582] br0: port 3(c3) entered disabled state
[  578.883652] c3: entered allmulticast mode
[  578.883736] c3: entered promiscuous mode
[  578.975428] br0: port 4(sender) entered blocking state
[  578.975510] br0: port 4(sender) entered disabled state
[  578.975583] sender: entered allmulticast mode
[  578.975695] sender: entered promiscuous mode
[  579.014121] br0: port 4(sender) entered blocking state
[  579.014209] br0: port 4(sender) entered forwarding state
[  579.014278] br0: port 3(c3) entered blocking state
[  579.014334] br0: port 3(c3) entered forwarding state
[  579.014391] br0: port 2(c2) entered blocking state
[  579.014451] br0: port 2(c2) entered forwarding state
[  579.014510] br0: port 1(c1) entered blocking state
[  579.014568] br0: port 1(c1) entered forwarding state
[  589.827959] br0: port 1(c1) entered disabled state
[  589.828349] c1 (unregistering): left allmulticast mode
[  589.828408] c1 (unregistering): left promiscuous mode
[  589.828456] br0: port 1(c1) entered disabled state
[  589.892991] br0: port 2(c2) entered disabled state
[  589.893300] c2 (unregistering): left allmulticast mode
[  589.893341] c2 (unregistering): left promiscuous mode
[  589.893378] br0: port 2(c2) entered disabled state
[  589.958008] br0: port 3(c3) entered disabled state
[  589.958321] c3 (unregistering): left allmulticast mode
[  589.958366] c3 (unregistering): left promiscuous mode
[  589.958408] br0: port 3(c3) entered disabled state
[  590.027947] br0: port 4(sender) entered disabled state
[  590.028285] sender (unregistering): left allmulticast mode
[  590.028352] sender (unregistering): left promiscuous mode
[  590.028409] br0: port 4(sender) entered disabled state