[  574.923203] br0: port 1(c1) entered blocking state
[  574.923278] br0: port 1(c1) entered disabled state
[  574.923341] c1: entered allmulticast mode
[  574.923414] c1: entered promiscuous mode
[  575.011015] br0: port 2(c2) entered blocking state
[  575.011085] br0: port 2(c2) entered disabled state
[  575.011149] c2: entered allmulticast mode
[  575.011230] c2: entered promiscuous mode
[  575.100376] br0: port 3(c3) entered blocking state
[  575.100451] br0: port 3(c3) entered disabled state
[  575.100524] c3: entered allmulticast mode
[  575.100610] c3: entered promiscuous mode
[  575.192911] br0: port 4(sender) entered blocking state
[  575.192992] br0: port 4(sender) entered disabled state
[  575.193063] sender: entered allmulticast mode
[  575.193154] sender: entered promiscuous mode
[  575.230375] br0: port 4(sender) entered blocking state
[  575.230439] br0: port 4(sender) entered forwarding state
[  575.230488] br0: port 3(c3) entered blocking state
[  575.230531] br0: port 3(c3) entered forwarding state
[  575.230573] br0: port 2(c2) entered blocking state
[  575.230614] br0: port 2(c2) entered forwarding state
[  575.230662] br0: port 1(c1) entered blocking state
[  575.230709] br0: port 1(c1) entered forwarding state
[  586.037808] br0: port 1(c1) entered disabled state
[  586.038125] c1 (unregistering): left allmulticast mode
[  586.038177] c1 (unregistering): left promiscuous mode
[  586.038223] br0: port 1(c1) entered disabled state
[  586.097831] br0: port 2(c2) entered disabled state
[  586.098115] c2 (unregistering): left allmulticast mode
[  586.098168] c2 (unregistering): left promiscuous mode
[  586.098219] br0: port 2(c2) entered disabled state
[  586.159891] br0: port 3(c3) entered disabled state
[  586.160176] c3 (unregistering): left allmulticast mode
[  586.160231] c3 (unregistering): left promiscuous mode
[  586.160273] br0: port 3(c3) entered disabled state
[  586.220887] br0: port 4(sender) entered disabled state
[  586.221285] sender (unregistering): left allmulticast mode
[  586.221343] sender (unregistering): left promiscuous mode
[  586.221387] br0: port 4(sender) entered disabled state