[  445.971237] br0: port 1(c1) entered blocking state
[  445.971343] br0: port 1(c1) entered disabled state
[  445.971421] c1: entered allmulticast mode
[  445.971516] c1: entered promiscuous mode
[  446.027067] br0: port 2(c2) entered blocking state
[  446.027170] br0: port 2(c2) entered disabled state
[  446.027247] c2: entered allmulticast mode
[  446.027346] c2: entered promiscuous mode
[  446.081281] br0: port 3(c3) entered blocking state
[  446.081346] br0: port 3(c3) entered disabled state
[  446.081402] c3: entered allmulticast mode
[  446.081470] c3: entered promiscuous mode
[  446.136070] br0: port 4(sender) entered blocking state
[  446.136171] br0: port 4(sender) entered disabled state
[  446.136249] sender: entered allmulticast mode
[  446.136364] sender: entered promiscuous mode
[  446.157438] br0: port 4(sender) entered blocking state
[  446.157533] br0: port 4(sender) entered forwarding state
[  446.157598] br0: port 3(c3) entered blocking state
[  446.157666] br0: port 3(c3) entered forwarding state
[  446.157727] br0: port 2(c2) entered blocking state
[  446.157782] br0: port 2(c2) entered forwarding state
[  446.157840] br0: port 1(c1) entered blocking state
[  446.157902] br0: port 1(c1) entered forwarding state
[  456.872133] br0: port 1(c1) entered disabled state
[  456.872433] c1 (unregistering): left allmulticast mode
[  456.872487] c1 (unregistering): left promiscuous mode
[  456.872527] br0: port 1(c1) entered disabled state
[  456.909117] br0: port 2(c2) entered disabled state
[  456.909642] c2 (unregistering): left allmulticast mode
[  456.909708] c2 (unregistering): left promiscuous mode
[  456.909756] br0: port 2(c2) entered disabled state
[  456.939079] br0: port 3(c3) entered disabled state
[  456.939400] c3 (unregistering): left allmulticast mode
[  456.939473] c3 (unregistering): left promiscuous mode
[  456.939514] br0: port 3(c3) entered disabled state
[  456.974061] br0: port 4(sender) entered disabled state
[  456.974348] sender (unregistering): left allmulticast mode
[  456.974414] sender (unregistering): left promiscuous mode
[  456.974455] br0: port 4(sender) entered disabled state