[  720.207277] br0: port 1(c1) entered blocking state
[  720.207356] br0: port 1(c1) entered disabled state
[  720.207411] c1: entered allmulticast mode
[  720.207498] c1: entered promiscuous mode
[  720.254970] br0: port 2(c2) entered blocking state
[  720.255031] br0: port 2(c2) entered disabled state
[  720.255100] c2: entered allmulticast mode
[  720.255190] c2: entered promiscuous mode
[  720.300827] br0: port 3(c3) entered blocking state
[  720.300893] br0: port 3(c3) entered disabled state
[  720.300955] c3: entered allmulticast mode
[  720.301030] c3: entered promiscuous mode
[  720.346331] br0: port 4(sender) entered blocking state
[  720.346405] br0: port 4(sender) entered disabled state
[  720.346464] sender: entered allmulticast mode
[  720.346557] sender: entered promiscuous mode
[  720.365195] br0: port 4(sender) entered blocking state
[  720.365258] br0: port 4(sender) entered forwarding state
[  720.365308] br0: port 3(c3) entered blocking state
[  720.365350] br0: port 3(c3) entered forwarding state
[  720.365397] br0: port 2(c2) entered blocking state
[  720.365445] br0: port 2(c2) entered forwarding state
[  720.365491] br0: port 1(c1) entered blocking state
[  720.365536] br0: port 1(c1) entered forwarding state
[  731.079246] br0: port 1(c1) entered disabled state
[  731.079548] c1 (unregistering): left allmulticast mode
[  731.079620] c1 (unregistering): left promiscuous mode
[  731.079685] br0: port 1(c1) entered disabled state
[  731.126301] br0: port 2(c2) entered disabled state
[  731.126624] c2 (unregistering): left allmulticast mode
[  731.126704] c2 (unregistering): left promiscuous mode
[  731.126775] br0: port 2(c2) entered disabled state
[  731.164359] br0: port 3(c3) entered disabled state
[  731.164915] c3 (unregistering): left allmulticast mode
[  731.165000] c3 (unregistering): left promiscuous mode
[  731.165083] br0: port 3(c3) entered disabled state
[  731.220287] br0: port 4(sender) entered disabled state
[  731.220676] sender (unregistering): left allmulticast mode
[  731.220737] sender (unregistering): left promiscuous mode
[  731.220788] br0: port 4(sender) entered disabled state