[  453.989705] br0: port 1(c1) entered blocking state
[  453.989817] br0: port 1(c1) entered disabled state
[  453.989881] c1: entered allmulticast mode
[  453.989958] c1: entered promiscuous mode
[  454.037680] br0: port 2(c2) entered blocking state
[  454.037742] br0: port 2(c2) entered disabled state
[  454.037816] c2: entered allmulticast mode
[  454.037890] c2: entered promiscuous mode
[  454.088015] br0: port 3(c3) entered blocking state
[  454.088117] br0: port 3(c3) entered disabled state
[  454.088190] c3: entered allmulticast mode
[  454.088285] c3: entered promiscuous mode
[  454.137977] br0: port 4(sender) entered blocking state
[  454.138028] br0: port 4(sender) entered disabled state
[  454.138089] sender: entered allmulticast mode
[  454.138171] sender: entered promiscuous mode
[  454.156400] br0: port 4(sender) entered blocking state
[  454.156458] br0: port 4(sender) entered forwarding state
[  454.156509] br0: port 3(c3) entered blocking state
[  454.156552] br0: port 3(c3) entered forwarding state
[  454.156592] br0: port 2(c2) entered blocking state
[  454.156631] br0: port 2(c2) entered forwarding state
[  454.156669] br0: port 1(c1) entered blocking state
[  454.156710] br0: port 1(c1) entered forwarding state
[  464.857926] br0: port 1(c1) entered disabled state
[  464.858144] c1 (unregistering): left allmulticast mode
[  464.858186] c1 (unregistering): left promiscuous mode
[  464.858228] br0: port 1(c1) entered disabled state
[  464.899041] br0: port 2(c2) entered disabled state
[  464.899503] c2 (unregistering): left allmulticast mode
[  464.899588] c2 (unregistering): left promiscuous mode
[  464.899635] br0: port 2(c2) entered disabled state
[  464.934974] br0: port 3(c3) entered disabled state
[  464.935302] c3 (unregistering): left allmulticast mode
[  464.935369] c3 (unregistering): left promiscuous mode
[  464.935430] br0: port 3(c3) entered disabled state
[  464.974915] br0: port 4(sender) entered disabled state
[  464.975255] sender (unregistering): left allmulticast mode
[  464.975333] sender (unregistering): left promiscuous mode
[  464.975397] br0: port 4(sender) entered disabled state