[  723.053945] br0: port 1(c1) entered blocking state
[  723.054013] br0: port 1(c1) entered disabled state
[  723.054062] c1: entered allmulticast mode
[  723.054126] c1: entered promiscuous mode
[  723.107373] br0: port 2(c2) entered blocking state
[  723.107464] br0: port 2(c2) entered disabled state
[  723.107529] c2: entered allmulticast mode
[  723.107609] c2: entered promiscuous mode
[  723.159705] br0: port 3(c3) entered blocking state
[  723.159769] br0: port 3(c3) entered disabled state
[  723.159816] c3: entered allmulticast mode
[  723.159897] c3: entered promiscuous mode
[  723.213356] br0: port 4(sender) entered blocking state
[  723.213453] br0: port 4(sender) entered disabled state
[  723.213529] sender: entered allmulticast mode
[  723.213613] sender: entered promiscuous mode
[  723.234279] br0: port 4(sender) entered blocking state
[  723.234369] br0: port 4(sender) entered forwarding state
[  723.234437] br0: port 3(c3) entered blocking state
[  723.234497] br0: port 3(c3) entered forwarding state
[  723.234550] br0: port 2(c2) entered blocking state
[  723.234606] br0: port 2(c2) entered forwarding state
[  723.234657] br0: port 1(c1) entered blocking state
[  723.234712] br0: port 1(c1) entered forwarding state
[  733.951055] br0: port 1(c1) entered disabled state
[  733.951378] c1 (unregistering): left allmulticast mode
[  733.951429] c1 (unregistering): left promiscuous mode
[  733.951472] br0: port 1(c1) entered disabled state
[  733.996015] br0: port 2(c2) entered disabled state
[  733.996302] c2 (unregistering): left allmulticast mode
[  733.996371] c2 (unregistering): left promiscuous mode
[  733.996426] br0: port 2(c2) entered disabled state
[  734.040066] br0: port 3(c3) entered disabled state
[  734.040332] c3 (unregistering): left allmulticast mode
[  734.040392] c3 (unregistering): left promiscuous mode
[  734.040441] br0: port 3(c3) entered disabled state
[  734.079051] br0: port 4(sender) entered disabled state
[  734.079349] sender (unregistering): left allmulticast mode
[  734.079412] sender (unregistering): left promiscuous mode
[  734.079464] br0: port 4(sender) entered disabled state