[  736.948991] br0: port 1(c1) entered blocking state
[  736.949078] br0: port 1(c1) entered disabled state
[  736.949148] c1: entered allmulticast mode
[  736.949248] c1: entered promiscuous mode
[  737.008204] br0: port 2(c2) entered blocking state
[  737.008292] br0: port 2(c2) entered disabled state
[  737.008361] c2: entered allmulticast mode
[  737.008442] c2: entered promiscuous mode
[  737.066765] br0: port 3(c3) entered blocking state
[  737.066846] br0: port 3(c3) entered disabled state
[  737.066912] c3: entered allmulticast mode
[  737.066986] c3: entered promiscuous mode
[  737.123865] br0: port 4(sender) entered blocking state
[  737.123959] br0: port 4(sender) entered disabled state
[  737.124020] sender: entered allmulticast mode
[  737.124107] sender: entered promiscuous mode
[  737.145490] br0: port 4(sender) entered blocking state
[  737.145588] br0: port 4(sender) entered forwarding state
[  737.145639] br0: port 3(c3) entered blocking state
[  737.145681] br0: port 3(c3) entered forwarding state
[  737.145719] br0: port 2(c2) entered blocking state
[  737.145757] br0: port 2(c2) entered forwarding state
[  737.145796] br0: port 1(c1) entered blocking state
[  737.145834] br0: port 1(c1) entered forwarding state
[  747.893077] br0: port 1(c1) entered disabled state
[  747.893486] c1 (unregistering): left allmulticast mode
[  747.893552] c1 (unregistering): left promiscuous mode
[  747.893593] br0: port 1(c1) entered disabled state
[  747.940098] br0: port 2(c2) entered disabled state
[  747.940404] c2 (unregistering): left allmulticast mode
[  747.940450] c2 (unregistering): left promiscuous mode
[  747.940492] br0: port 2(c2) entered disabled state
[  747.976084] br0: port 3(c3) entered disabled state
[  747.976417] c3 (unregistering): left allmulticast mode
[  747.976480] c3 (unregistering): left promiscuous mode
[  747.976528] br0: port 3(c3) entered disabled state
[  748.017126] br0: port 4(sender) entered disabled state
[  748.017489] sender (unregistering): left allmulticast mode
[  748.017570] sender (unregistering): left promiscuous mode
[  748.017659] br0: port 4(sender) entered disabled state