[  451.458058] br0: port 1(c1) entered blocking state
[  451.458120] br0: port 1(c1) entered disabled state
[  451.458172] c1: entered allmulticast mode
[  451.458236] c1: entered promiscuous mode
[  451.507541] br0: port 2(c2) entered blocking state
[  451.507599] br0: port 2(c2) entered disabled state
[  451.507661] c2: entered allmulticast mode
[  451.507737] c2: entered promiscuous mode
[  451.558236] br0: port 3(c3) entered blocking state
[  451.558350] br0: port 3(c3) entered disabled state
[  451.558423] c3: entered allmulticast mode
[  451.558515] c3: entered promiscuous mode
[  451.614858] br0: port 4(sender) entered blocking state
[  451.614920] br0: port 4(sender) entered disabled state
[  451.614969] sender: entered allmulticast mode
[  451.615044] sender: entered promiscuous mode
[  451.636403] br0: port 4(sender) entered blocking state
[  451.636472] br0: port 4(sender) entered forwarding state
[  451.636535] br0: port 3(c3) entered blocking state
[  451.636590] br0: port 3(c3) entered forwarding state
[  451.636644] br0: port 2(c2) entered blocking state
[  451.636697] br0: port 2(c2) entered forwarding state
[  451.636749] br0: port 1(c1) entered blocking state
[  451.636804] br0: port 1(c1) entered forwarding state
[  462.357240] br0: port 1(c1) entered disabled state
[  462.357511] c1 (unregistering): left allmulticast mode
[  462.357589] c1 (unregistering): left promiscuous mode
[  462.357644] br0: port 1(c1) entered disabled state
[  462.391266] br0: port 2(c2) entered disabled state
[  462.391549] c2 (unregistering): left allmulticast mode
[  462.391625] c2 (unregistering): left promiscuous mode
[  462.391682] br0: port 2(c2) entered disabled state
[  462.433223] br0: port 3(c3) entered disabled state
[  462.433512] c3 (unregistering): left allmulticast mode
[  462.433588] c3 (unregistering): left promiscuous mode
[  462.433645] br0: port 3(c3) entered disabled state
[  462.478252] br0: port 4(sender) entered disabled state
[  462.478554] sender (unregistering): left allmulticast mode
[  462.478614] sender (unregistering): left promiscuous mode
[  462.478665] br0: port 4(sender) entered disabled state