[  752.188479] br0: port 1(c1) entered blocking state
[  752.188574] br0: port 1(c1) entered disabled state
[  752.188660] c1: entered allmulticast mode
[  752.188761] c1: entered promiscuous mode
[  752.248379] br0: port 2(c2) entered blocking state
[  752.248508] br0: port 2(c2) entered disabled state
[  752.248612] c2: entered allmulticast mode
[  752.248731] c2: entered promiscuous mode
[  752.303274] br0: port 3(c3) entered blocking state
[  752.303347] br0: port 3(c3) entered disabled state
[  752.303417] c3: entered allmulticast mode
[  752.303507] c3: entered promiscuous mode
[  752.353698] br0: port 4(sender) entered blocking state
[  752.353813] br0: port 4(sender) entered disabled state
[  752.353906] sender: entered allmulticast mode
[  752.354005] sender: entered promiscuous mode
[  752.373790] br0: port 4(sender) entered blocking state
[  752.373896] br0: port 4(sender) entered forwarding state
[  752.373957] br0: port 3(c3) entered blocking state
[  752.374011] br0: port 3(c3) entered forwarding state
[  752.374074] br0: port 2(c2) entered blocking state
[  752.374128] br0: port 2(c2) entered forwarding state
[  752.374181] br0: port 1(c1) entered blocking state
[  752.374235] br0: port 1(c1) entered forwarding state
[  763.091725] br0: port 1(c1) entered disabled state
[  763.092123] c1 (unregistering): left allmulticast mode
[  763.092189] c1 (unregistering): left promiscuous mode
[  763.092276] br0: port 1(c1) entered disabled state
[  763.147727] br0: port 2(c2) entered disabled state
[  763.148097] c2 (unregistering): left allmulticast mode
[  763.148175] c2 (unregistering): left promiscuous mode
[  763.148256] br0: port 2(c2) entered disabled state
[  763.192653] br0: port 3(c3) entered disabled state
[  763.192996] c3 (unregistering): left allmulticast mode
[  763.193086] c3 (unregistering): left promiscuous mode
[  763.193143] br0: port 3(c3) entered disabled state
[  763.246672] br0: port 4(sender) entered disabled state
[  763.247050] sender (unregistering): left allmulticast mode
[  763.247105] sender (unregistering): left promiscuous mode
[  763.247155] br0: port 4(sender) entered disabled state