[  739.356403] br0: port 1(c1) entered blocking state
[  739.356471] br0: port 1(c1) entered disabled state
[  739.356531] c1: entered allmulticast mode
[  739.356600] c1: entered promiscuous mode
[  739.405848] br0: port 2(c2) entered blocking state
[  739.405916] br0: port 2(c2) entered disabled state
[  739.405977] c2: entered allmulticast mode
[  739.406047] c2: entered promiscuous mode
[  739.456790] br0: port 3(c3) entered blocking state
[  739.456857] br0: port 3(c3) entered disabled state
[  739.456926] c3: entered allmulticast mode
[  739.457014] c3: entered promiscuous mode
[  739.505174] br0: port 4(sender) entered blocking state
[  739.505242] br0: port 4(sender) entered disabled state
[  739.505298] sender: entered allmulticast mode
[  739.505376] sender: entered promiscuous mode
[  739.523995] br0: port 4(sender) entered blocking state
[  739.524065] br0: port 4(sender) entered forwarding state
[  739.524122] br0: port 3(c3) entered blocking state
[  739.524161] br0: port 3(c3) entered forwarding state
[  739.524196] br0: port 2(c2) entered blocking state
[  739.524234] br0: port 2(c2) entered forwarding state
[  739.524269] br0: port 1(c1) entered blocking state
[  739.524306] br0: port 1(c1) entered forwarding state
[  750.269110] br0: port 1(c1) entered disabled state
[  750.269442] c1 (unregistering): left allmulticast mode
[  750.269502] c1 (unregistering): left promiscuous mode
[  750.269543] br0: port 1(c1) entered disabled state
[  750.322098] br0: port 2(c2) entered disabled state
[  750.322485] c2 (unregistering): left allmulticast mode
[  750.322583] c2 (unregistering): left promiscuous mode
[  750.322624] br0: port 2(c2) entered disabled state
[  750.360081] br0: port 3(c3) entered disabled state
[  750.360421] c3 (unregistering): left allmulticast mode
[  750.360469] c3 (unregistering): left promiscuous mode
[  750.360508] br0: port 3(c3) entered disabled state
[  750.404113] br0: port 4(sender) entered disabled state
[  750.404529] sender (unregistering): left allmulticast mode
[  750.404647] sender (unregistering): left promiscuous mode
[  750.404691] br0: port 4(sender) entered disabled state