[  686.496206] br0: port 1(c1) entered blocking state
[  686.496291] br0: port 1(c1) entered disabled state
[  686.496364] c1: entered allmulticast mode
[  686.496447] c1: entered promiscuous mode
[  686.543101] br0: port 2(c2) entered blocking state
[  686.543180] br0: port 2(c2) entered disabled state
[  686.543247] c2: entered allmulticast mode
[  686.543328] c2: entered promiscuous mode
[  686.589961] br0: port 3(c3) entered blocking state
[  686.590030] br0: port 3(c3) entered disabled state
[  686.590100] c3: entered allmulticast mode
[  686.590189] c3: entered promiscuous mode
[  686.636424] br0: port 4(sender) entered blocking state
[  686.636493] br0: port 4(sender) entered disabled state
[  686.636563] sender: entered allmulticast mode
[  686.636671] sender: entered promiscuous mode
[  686.654552] br0: port 4(sender) entered blocking state
[  686.654662] br0: port 4(sender) entered forwarding state
[  686.654734] br0: port 3(c3) entered blocking state
[  686.654804] br0: port 3(c3) entered forwarding state
[  686.654869] br0: port 2(c2) entered blocking state
[  686.654936] br0: port 2(c2) entered forwarding state
[  686.655008] br0: port 1(c1) entered blocking state
[  686.655072] br0: port 1(c1) entered forwarding state
[  697.383936] br0: port 1(c1) entered disabled state
[  697.384221] c1 (unregistering): left allmulticast mode
[  697.384276] c1 (unregistering): left promiscuous mode
[  697.384316] br0: port 1(c1) entered disabled state
[  697.429968] br0: port 2(c2) entered disabled state
[  697.430281] c2 (unregistering): left allmulticast mode
[  697.430333] c2 (unregistering): left promiscuous mode
[  697.430367] br0: port 2(c2) entered disabled state
[  697.468998] br0: port 3(c3) entered disabled state
[  697.469295] c3 (unregistering): left allmulticast mode
[  697.469339] c3 (unregistering): left promiscuous mode
[  697.469374] br0: port 3(c3) entered disabled state
[  697.495906] br0: port 4(sender) entered disabled state
[  697.496174] sender (unregistering): left allmulticast mode
[  697.496234] sender (unregistering): left promiscuous mode
[  697.496284] br0: port 4(sender) entered disabled state