[  491.191446] br0: port 1(c1) entered blocking state
[  491.191556] br0: port 1(c1) entered disabled state
[  491.191634] c1: entered allmulticast mode
[  491.191727] c1: entered promiscuous mode
[  491.250511] br0: port 2(c2) entered blocking state
[  491.250593] br0: port 2(c2) entered disabled state
[  491.250660] c2: entered allmulticast mode
[  491.250739] c2: entered promiscuous mode
[  491.309475] br0: port 3(c3) entered blocking state
[  491.309575] br0: port 3(c3) entered disabled state
[  491.309647] c3: entered allmulticast mode
[  491.309746] c3: entered promiscuous mode
[  491.367133] br0: port 4(sender) entered blocking state
[  491.367195] br0: port 4(sender) entered disabled state
[  491.367253] sender: entered allmulticast mode
[  491.367333] sender: entered promiscuous mode
[  491.389043] br0: port 4(sender) entered blocking state
[  491.389114] br0: port 4(sender) entered forwarding state
[  491.389184] br0: port 3(c3) entered blocking state
[  491.389231] br0: port 3(c3) entered forwarding state
[  491.389282] br0: port 2(c2) entered blocking state
[  491.389329] br0: port 2(c2) entered forwarding state
[  491.389380] br0: port 1(c1) entered blocking state
[  491.389427] br0: port 1(c1) entered forwarding state
[  502.102089] br0: port 1(c1) entered disabled state
[  502.102382] c1 (unregistering): left allmulticast mode
[  502.102430] c1 (unregistering): left promiscuous mode
[  502.102474] br0: port 1(c1) entered disabled state
[  502.152150] br0: port 2(c2) entered disabled state
[  502.152562] c2 (unregistering): left allmulticast mode
[  502.152643] c2 (unregistering): left promiscuous mode
[  502.152713] br0: port 2(c2) entered disabled state
[  502.191109] br0: port 3(c3) entered disabled state
[  502.191443] c3 (unregistering): left allmulticast mode
[  502.191502] c3 (unregistering): left promiscuous mode
[  502.191574] br0: port 3(c3) entered disabled state
[  502.228081] br0: port 4(sender) entered disabled state
[  502.228430] sender (unregistering): left allmulticast mode
[  502.228495] sender (unregistering): left promiscuous mode
[  502.228535] br0: port 4(sender) entered disabled state