[  509.268942] br0: port 1(c1) entered blocking state
[  509.269028] br0: port 1(c1) entered disabled state
[  509.269087] c1: entered allmulticast mode
[  509.269160] c1: entered promiscuous mode
[  509.318486] br0: port 2(c2) entered blocking state
[  509.318557] br0: port 2(c2) entered disabled state
[  509.318619] c2: entered allmulticast mode
[  509.318701] c2: entered promiscuous mode
[  509.367144] br0: port 3(c3) entered blocking state
[  509.367195] br0: port 3(c3) entered disabled state
[  509.367256] c3: entered allmulticast mode
[  509.367316] c3: entered promiscuous mode
[  509.418037] br0: port 4(sender) entered blocking state
[  509.418124] br0: port 4(sender) entered disabled state
[  509.418189] sender: entered allmulticast mode
[  509.418289] sender: entered promiscuous mode
[  509.437631] br0: port 4(sender) entered blocking state
[  509.437731] br0: port 4(sender) entered forwarding state
[  509.437795] br0: port 3(c3) entered blocking state
[  509.437859] br0: port 3(c3) entered forwarding state
[  509.437920] br0: port 2(c2) entered blocking state
[  509.437986] br0: port 2(c2) entered forwarding state
[  509.438052] br0: port 1(c1) entered blocking state
[  509.438111] br0: port 1(c1) entered forwarding state
[  520.169238] br0: port 1(c1) entered disabled state
[  520.169704] c1 (unregistering): left allmulticast mode
[  520.169777] c1 (unregistering): left promiscuous mode
[  520.169842] br0: port 1(c1) entered disabled state
[  520.204137] br0: port 2(c2) entered disabled state
[  520.204448] c2 (unregistering): left allmulticast mode
[  520.204516] c2 (unregistering): left promiscuous mode
[  520.204557] br0: port 2(c2) entered disabled state
[  520.250149] br0: port 3(c3) entered disabled state
[  520.250426] c3 (unregistering): left allmulticast mode
[  520.250488] c3 (unregistering): left promiscuous mode
[  520.250533] br0: port 3(c3) entered disabled state
[  520.290235] br0: port 4(sender) entered disabled state
[  520.290607] sender (unregistering): left allmulticast mode
[  520.290686] sender (unregistering): left promiscuous mode
[  520.290748] br0: port 4(sender) entered disabled state