[  503.092150] br0: port 1(c1) entered blocking state
[  503.092225] br0: port 1(c1) entered disabled state
[  503.092280] c1: entered allmulticast mode
[  503.092360] c1: entered promiscuous mode
[  503.142469] br0: port 2(c2) entered blocking state
[  503.142538] br0: port 2(c2) entered disabled state
[  503.142593] c2: entered allmulticast mode
[  503.142673] c2: entered promiscuous mode
[  503.190049] br0: port 3(c3) entered blocking state
[  503.190117] br0: port 3(c3) entered disabled state
[  503.190187] c3: entered allmulticast mode
[  503.190268] c3: entered promiscuous mode
[  503.235522] br0: port 4(sender) entered blocking state
[  503.235624] br0: port 4(sender) entered disabled state
[  503.235684] sender: entered allmulticast mode
[  503.235772] sender: entered promiscuous mode
[  503.253249] br0: port 4(sender) entered blocking state
[  503.253316] br0: port 4(sender) entered forwarding state
[  503.253370] br0: port 3(c3) entered blocking state
[  503.253413] br0: port 3(c3) entered forwarding state
[  503.253453] br0: port 2(c2) entered blocking state
[  503.253491] br0: port 2(c2) entered forwarding state
[  503.253531] br0: port 1(c1) entered blocking state
[  503.253573] br0: port 1(c1) entered forwarding state
[  513.958092] br0: port 1(c1) entered disabled state
[  513.958419] c1 (unregistering): left allmulticast mode
[  513.958483] c1 (unregistering): left promiscuous mode
[  513.958539] br0: port 1(c1) entered disabled state
[  514.005097] br0: port 2(c2) entered disabled state
[  514.005409] c2 (unregistering): left allmulticast mode
[  514.005506] c2 (unregistering): left promiscuous mode
[  514.005595] br0: port 2(c2) entered disabled state
[  514.045110] br0: port 3(c3) entered disabled state
[  514.045366] c3 (unregistering): left allmulticast mode
[  514.045414] c3 (unregistering): left promiscuous mode
[  514.045453] br0: port 3(c3) entered disabled state
[  514.086082] br0: port 4(sender) entered disabled state
[  514.086369] sender (unregistering): left allmulticast mode
[  514.086416] sender (unregistering): left promiscuous mode
[  514.086483] br0: port 4(sender) entered disabled state