[  451.729342] br0: port 1(c1) entered blocking state
[  451.729414] br0: port 1(c1) entered disabled state
[  451.729483] c1: entered allmulticast mode
[  451.729561] c1: entered promiscuous mode
[  451.776068] br0: port 2(c2) entered blocking state
[  451.776126] br0: port 2(c2) entered disabled state
[  451.776177] c2: entered allmulticast mode
[  451.776240] c2: entered promiscuous mode
[  451.825124] br0: port 3(c3) entered blocking state
[  451.825214] br0: port 3(c3) entered disabled state
[  451.825285] c3: entered allmulticast mode
[  451.825378] c3: entered promiscuous mode
[  451.872061] br0: port 4(sender) entered blocking state
[  451.872163] br0: port 4(sender) entered disabled state
[  451.872250] sender: entered allmulticast mode
[  451.872365] sender: entered promiscuous mode
[  451.891100] br0: port 4(sender) entered blocking state
[  451.891209] br0: port 4(sender) entered forwarding state
[  451.891284] br0: port 3(c3) entered blocking state
[  451.891345] br0: port 3(c3) entered forwarding state
[  451.891410] br0: port 2(c2) entered blocking state
[  451.891475] br0: port 2(c2) entered forwarding state
[  451.891543] br0: port 1(c1) entered blocking state
[  451.891593] br0: port 1(c1) entered forwarding state
[  462.596291] br0: port 1(c1) entered disabled state
[  462.596720] c1 (unregistering): left allmulticast mode
[  462.596794] c1 (unregistering): left promiscuous mode
[  462.596835] br0: port 1(c1) entered disabled state
[  462.622142] br0: port 2(c2) entered disabled state
[  462.622470] c2 (unregistering): left allmulticast mode
[  462.622564] c2 (unregistering): left promiscuous mode
[  462.622619] br0: port 2(c2) entered disabled state
[  462.661150] br0: port 3(c3) entered disabled state
[  462.661444] c3 (unregistering): left allmulticast mode
[  462.661485] c3 (unregistering): left promiscuous mode
[  462.661528] br0: port 3(c3) entered disabled state
[  462.702148] br0: port 4(sender) entered disabled state
[  462.702429] sender (unregistering): left allmulticast mode
[  462.702506] sender (unregistering): left promiscuous mode
[  462.702545] br0: port 4(sender) entered disabled state