[  420.829354] br0: port 1(c1) entered blocking state
[  420.829404] br0: port 1(c1) entered disabled state
[  420.829442] c1: entered allmulticast mode
[  420.829495] c1: entered promiscuous mode
[  420.864767] br0: port 2(c2) entered blocking state
[  420.864814] br0: port 2(c2) entered disabled state
[  420.864851] c2: entered allmulticast mode
[  420.864903] c2: entered promiscuous mode
[  420.899400] br0: port 3(c3) entered blocking state
[  420.899447] br0: port 3(c3) entered disabled state
[  420.899489] c3: entered allmulticast mode
[  420.899543] c3: entered promiscuous mode
[  420.933981] br0: port 4(sender) entered blocking state
[  420.934024] br0: port 4(sender) entered disabled state
[  420.934067] sender: entered allmulticast mode
[  420.934128] sender: entered promiscuous mode
[  420.947348] br0: port 4(sender) entered blocking state
[  420.947395] br0: port 4(sender) entered forwarding state
[  420.947432] br0: port 3(c3) entered blocking state
[  420.947469] br0: port 3(c3) entered forwarding state
[  420.947505] br0: port 2(c2) entered blocking state
[  420.947544] br0: port 2(c2) entered forwarding state
[  420.947580] br0: port 1(c1) entered blocking state
[  420.947627] br0: port 1(c1) entered forwarding state
[  431.618270] br0: port 1(c1) entered disabled state
[  431.618456] c1 (unregistering): left allmulticast mode
[  431.618497] c1 (unregistering): left promiscuous mode
[  431.618531] br0: port 1(c1) entered disabled state
[  431.653253] br0: port 2(c2) entered disabled state
[  431.653473] c2 (unregistering): left allmulticast mode
[  431.653536] c2 (unregistering): left promiscuous mode
[  431.653575] br0: port 2(c2) entered disabled state
[  431.685268] br0: port 3(c3) entered disabled state
[  431.685489] c3 (unregistering): left allmulticast mode
[  431.685552] c3 (unregistering): left promiscuous mode
[  431.685590] br0: port 3(c3) entered disabled state
[  431.713239] sender: left allmulticast mode
[  431.713290] sender: left promiscuous mode
[  431.713328] br0: port 4(sender) entered disabled state