[  495.136250] br0: port 1(c1) entered blocking state
[  495.136360] br0: port 1(c1) entered disabled state
[  495.136430] c1: entered allmulticast mode
[  495.136527] c1: entered promiscuous mode
[  495.196299] br0: port 2(c2) entered blocking state
[  495.196370] br0: port 2(c2) entered disabled state
[  495.196447] c2: entered allmulticast mode
[  495.196540] c2: entered promiscuous mode
[  495.257567] br0: port 3(c3) entered blocking state
[  495.257673] br0: port 3(c3) entered disabled state
[  495.257744] c3: entered allmulticast mode
[  495.257834] c3: entered promiscuous mode
[  495.317146] br0: port 4(sender) entered blocking state
[  495.317231] br0: port 4(sender) entered disabled state
[  495.317308] sender: entered allmulticast mode
[  495.317414] sender: entered promiscuous mode
[  495.340852] br0: port 4(sender) entered blocking state
[  495.340981] br0: port 4(sender) entered forwarding state
[  495.341070] br0: port 3(c3) entered blocking state
[  495.341706] br0: port 3(c3) entered forwarding state
[  495.341805] br0: port 2(c2) entered blocking state
[  495.341879] br0: port 2(c2) entered forwarding state
[  495.341960] br0: port 1(c1) entered blocking state
[  495.342034] br0: port 1(c1) entered forwarding state
[  506.059431] br0: port 1(c1) entered disabled state
[  506.059829] c1 (unregistering): left allmulticast mode
[  506.059884] c1 (unregistering): left promiscuous mode
[  506.059928] br0: port 1(c1) entered disabled state
[  506.099453] br0: port 2(c2) entered disabled state
[  506.099708] c2 (unregistering): left allmulticast mode
[  506.099774] c2 (unregistering): left promiscuous mode
[  506.099824] br0: port 2(c2) entered disabled state
[  506.146370] br0: port 3(c3) entered disabled state
[  506.146640] c3 (unregistering): left allmulticast mode
[  506.146687] c3 (unregistering): left promiscuous mode
[  506.146727] br0: port 3(c3) entered disabled state
[  506.188367] br0: port 4(sender) entered disabled state
[  506.188609] sender (unregistering): left allmulticast mode
[  506.188695] sender (unregistering): left promiscuous mode
[  506.188732] br0: port 4(sender) entered disabled state