[  676.437796] br0: port 1(c1) entered blocking state
[  676.437928] br0: port 1(c1) entered disabled state
[  676.438025] c1: entered allmulticast mode
[  676.438141] c1: entered promiscuous mode
[  676.493426] br0: port 2(c2) entered blocking state
[  676.493536] br0: port 2(c2) entered disabled state
[  676.493607] c2: entered allmulticast mode
[  676.493715] c2: entered promiscuous mode
[  676.543271] br0: port 3(c3) entered blocking state
[  676.543372] br0: port 3(c3) entered disabled state
[  676.543446] c3: entered allmulticast mode
[  676.543555] c3: entered promiscuous mode
[  676.592749] br0: port 4(sender) entered blocking state
[  676.592823] br0: port 4(sender) entered disabled state
[  676.592890] sender: entered allmulticast mode
[  676.592976] sender: entered promiscuous mode
[  676.612494] br0: port 4(sender) entered blocking state
[  676.612556] br0: port 4(sender) entered forwarding state
[  676.612605] br0: port 3(c3) entered blocking state
[  676.612650] br0: port 3(c3) entered forwarding state
[  676.612692] br0: port 2(c2) entered blocking state
[  676.612734] br0: port 2(c2) entered forwarding state
[  676.612775] br0: port 1(c1) entered blocking state
[  676.612817] br0: port 1(c1) entered forwarding state
[  687.336068] br0: port 1(c1) entered disabled state
[  687.336380] c1 (unregistering): left allmulticast mode
[  687.336445] c1 (unregistering): left promiscuous mode
[  687.336497] br0: port 1(c1) entered disabled state
[  687.376140] br0: port 2(c2) entered disabled state
[  687.376460] c2 (unregistering): left allmulticast mode
[  687.376521] c2 (unregistering): left promiscuous mode
[  687.376574] br0: port 2(c2) entered disabled state
[  687.413061] br0: port 3(c3) entered disabled state
[  687.413326] c3 (unregistering): left allmulticast mode
[  687.413392] c3 (unregistering): left promiscuous mode
[  687.413454] br0: port 3(c3) entered disabled state
[  687.450079] br0: port 4(sender) entered disabled state
[  687.450358] sender (unregistering): left allmulticast mode
[  687.450425] sender (unregistering): left promiscuous mode
[  687.450477] br0: port 4(sender) entered disabled state