[   27.944242] br0: port 1(c1) entered blocking state
[   27.944311] br0: port 1(c1) entered disabled state
[   27.944368] c1: entered allmulticast mode
[   27.944442] c1: entered promiscuous mode
[   27.986801] br0: port 2(c2) entered blocking state
[   27.986889] br0: port 2(c2) entered disabled state
[   27.986951] c2: entered allmulticast mode
[   27.987032] c2: entered promiscuous mode
[   28.028808] br0: port 3(c3) entered blocking state
[   28.028868] br0: port 3(c3) entered disabled state
[   28.028908] c3: entered allmulticast mode
[   28.028973] c3: entered promiscuous mode
[   28.070995] br0: port 4(sender) entered blocking state
[   28.071082] br0: port 4(sender) entered disabled state
[   28.071145] sender: entered allmulticast mode
[   28.071236] sender: entered promiscuous mode
[   28.088024] br0: port 4(sender) entered blocking state
[   28.088109] br0: port 4(sender) entered forwarding state
[   28.088172] br0: port 3(c3) entered blocking state
[   28.088227] br0: port 3(c3) entered forwarding state
[   28.088284] br0: port 2(c2) entered blocking state
[   28.088344] br0: port 2(c2) entered forwarding state
[   28.088401] br0: port 1(c1) entered blocking state
[   28.088455] br0: port 1(c1) entered forwarding state
[   38.845496] br0: port 1(c1) entered disabled state
[   38.845835] c1 (unregistering): left allmulticast mode
[   38.845906] c1 (unregistering): left promiscuous mode
[   38.845970] br0: port 1(c1) entered disabled state
[   38.876490] br0: port 2(c2) entered disabled state
[   38.876797] c2 (unregistering): left allmulticast mode
[   38.876862] c2 (unregistering): left promiscuous mode
[   38.876935] br0: port 2(c2) entered disabled state
[   38.919494] br0: port 3(c3) entered disabled state
[   38.919834] c3 (unregistering): left allmulticast mode
[   38.919905] c3 (unregistering): left promiscuous mode
[   38.919966] br0: port 3(c3) entered disabled state
[   38.957448] br0: port 4(sender) entered disabled state
[   38.957711] sender (unregistering): left allmulticast mode
[   38.957797] sender (unregistering): left promiscuous mode
[   38.957852] br0: port 4(sender) entered disabled state