[  476.063998] br0: port 1(c1) entered blocking state
[  476.064070] br0: port 1(c1) entered disabled state
[  476.064137] c1: entered allmulticast mode
[  476.064213] c1: entered promiscuous mode
[  476.113020] br0: port 2(c2) entered blocking state
[  476.113092] br0: port 2(c2) entered disabled state
[  476.113164] c2: entered allmulticast mode
[  476.113241] c2: entered promiscuous mode
[  476.163488] br0: port 3(c3) entered blocking state
[  476.163550] br0: port 3(c3) entered disabled state
[  476.163608] c3: entered allmulticast mode
[  476.163670] c3: entered promiscuous mode
[  476.218063] br0: port 4(sender) entered blocking state
[  476.218141] br0: port 4(sender) entered disabled state
[  476.218210] sender: entered allmulticast mode
[  476.218295] sender: entered promiscuous mode
[  476.238589] br0: port 4(sender) entered blocking state
[  476.238668] br0: port 4(sender) entered forwarding state
[  476.238726] br0: port 3(c3) entered blocking state
[  476.238784] br0: port 3(c3) entered forwarding state
[  476.238852] br0: port 2(c2) entered blocking state
[  476.238911] br0: port 2(c2) entered forwarding state
[  476.238969] br0: port 1(c1) entered blocking state
[  476.239029] br0: port 1(c1) entered forwarding state
[  486.938306] br0: port 1(c1) entered disabled state
[  486.938728] c1 (unregistering): left allmulticast mode
[  486.938801] c1 (unregistering): left promiscuous mode
[  486.938852] br0: port 1(c1) entered disabled state
[  486.978258] br0: port 2(c2) entered disabled state
[  486.978552] c2 (unregistering): left allmulticast mode
[  486.978619] c2 (unregistering): left promiscuous mode
[  486.978669] br0: port 2(c2) entered disabled state
[  487.015284] br0: port 3(c3) entered disabled state
[  487.015583] c3 (unregistering): left allmulticast mode
[  487.015631] c3 (unregistering): left promiscuous mode
[  487.015688] br0: port 3(c3) entered disabled state
[  487.057306] br0: port 4(sender) entered disabled state
[  487.057621] sender (unregistering): left allmulticast mode
[  487.057688] sender (unregistering): left promiscuous mode
[  487.057734] br0: port 4(sender) entered disabled state