[  741.229136] br0: port 1(c1) entered blocking state
[  741.229227] br0: port 1(c1) entered disabled state
[  741.229282] c1: entered allmulticast mode
[  741.229353] c1: entered promiscuous mode
[  741.289899] br0: port 2(c2) entered blocking state
[  741.289990] br0: port 2(c2) entered disabled state
[  741.290088] c2: entered allmulticast mode
[  741.290195] c2: entered promiscuous mode
[  741.350626] br0: port 3(c3) entered blocking state
[  741.350704] br0: port 3(c3) entered disabled state
[  741.350777] c3: entered allmulticast mode
[  741.350848] c3: entered promiscuous mode
[  741.413041] br0: port 4(sender) entered blocking state
[  741.413149] br0: port 4(sender) entered disabled state
[  741.413232] sender: entered allmulticast mode
[  741.413338] sender: entered promiscuous mode
[  741.437837] br0: port 4(sender) entered blocking state
[  741.437934] br0: port 4(sender) entered forwarding state
[  741.437997] br0: port 3(c3) entered blocking state
[  741.438059] br0: port 3(c3) entered forwarding state
[  741.438119] br0: port 2(c2) entered blocking state
[  741.438176] br0: port 2(c2) entered forwarding state
[  741.438230] br0: port 1(c1) entered blocking state
[  741.438288] br0: port 1(c1) entered forwarding state
[  752.185240] br0: port 1(c1) entered disabled state
[  752.185622] c1 (unregistering): left allmulticast mode
[  752.185683] c1 (unregistering): left promiscuous mode
[  752.185726] br0: port 1(c1) entered disabled state
[  752.238251] br0: port 2(c2) entered disabled state
[  752.238516] c2 (unregistering): left allmulticast mode
[  752.238574] c2 (unregistering): left promiscuous mode
[  752.238612] br0: port 2(c2) entered disabled state
[  752.278263] br0: port 3(c3) entered disabled state
[  752.278610] c3 (unregistering): left allmulticast mode
[  752.278658] c3 (unregistering): left promiscuous mode
[  752.278701] br0: port 3(c3) entered disabled state
[  752.322196] br0: port 4(sender) entered disabled state
[  752.322485] sender (unregistering): left allmulticast mode
[  752.322532] sender (unregistering): left promiscuous mode
[  752.322569] br0: port 4(sender) entered disabled state