[  570.068036] br0: port 1(c1) entered blocking state
[  570.068114] br0: port 1(c1) entered disabled state
[  570.068181] c1: entered allmulticast mode
[  570.068264] c1: entered promiscuous mode
[  570.155887] br0: port 2(c2) entered blocking state
[  570.155947] br0: port 2(c2) entered disabled state
[  570.156002] c2: entered allmulticast mode
[  570.156079] c2: entered promiscuous mode
[  570.244146] br0: port 3(c3) entered blocking state
[  570.244211] br0: port 3(c3) entered disabled state
[  570.244283] c3: entered allmulticast mode
[  570.244357] c3: entered promiscuous mode
[  570.333875] br0: port 4(sender) entered blocking state
[  570.333950] br0: port 4(sender) entered disabled state
[  570.334017] sender: entered allmulticast mode
[  570.334105] sender: entered promiscuous mode
[  570.369507] br0: port 4(sender) entered blocking state
[  570.369582] br0: port 4(sender) entered forwarding state
[  570.369639] br0: port 3(c3) entered blocking state
[  570.369692] br0: port 3(c3) entered forwarding state
[  570.369744] br0: port 2(c2) entered blocking state
[  570.369796] br0: port 2(c2) entered forwarding state
[  570.369838] br0: port 1(c1) entered blocking state
[  570.369890] br0: port 1(c1) entered forwarding state
[  581.187901] br0: port 1(c1) entered disabled state
[  581.188189] c1 (unregistering): left allmulticast mode
[  581.188239] c1 (unregistering): left promiscuous mode
[  581.188279] br0: port 1(c1) entered disabled state
[  581.255938] br0: port 2(c2) entered disabled state
[  581.256237] c2 (unregistering): left allmulticast mode
[  581.256292] c2 (unregistering): left promiscuous mode
[  581.256345] br0: port 2(c2) entered disabled state
[  581.319016] br0: port 3(c3) entered disabled state
[  581.319326] c3 (unregistering): left allmulticast mode
[  581.319391] c3 (unregistering): left promiscuous mode
[  581.319444] br0: port 3(c3) entered disabled state
[  581.377926] br0: port 4(sender) entered disabled state
[  581.378201] sender (unregistering): left allmulticast mode
[  581.378258] sender (unregistering): left promiscuous mode
[  581.378306] br0: port 4(sender) entered disabled state