[  481.855246] br0: port 1(c1) entered blocking state
[  481.855339] br0: port 1(c1) entered disabled state
[  481.855420] c1: entered allmulticast mode
[  481.855519] c1: entered promiscuous mode
[  481.909182] br0: port 2(c2) entered blocking state
[  481.909270] br0: port 2(c2) entered disabled state
[  481.909333] c2: entered allmulticast mode
[  481.909412] c2: entered promiscuous mode
[  481.961533] br0: port 3(c3) entered blocking state
[  481.961615] br0: port 3(c3) entered disabled state
[  481.961677] c3: entered allmulticast mode
[  481.961750] c3: entered promiscuous mode
[  482.013234] br0: port 4(sender) entered blocking state
[  482.013316] br0: port 4(sender) entered disabled state
[  482.013376] sender: entered allmulticast mode
[  482.013464] sender: entered promiscuous mode
[  482.031786] br0: port 4(sender) entered blocking state
[  482.031858] br0: port 4(sender) entered forwarding state
[  482.031910] br0: port 3(c3) entered blocking state
[  482.031967] br0: port 3(c3) entered forwarding state
[  482.032033] br0: port 2(c2) entered blocking state
[  482.032083] br0: port 2(c2) entered forwarding state
[  482.032130] br0: port 1(c1) entered blocking state
[  482.032175] br0: port 1(c1) entered forwarding state
[  492.748190] br0: port 1(c1) entered disabled state
[  492.748519] c1 (unregistering): left allmulticast mode
[  492.748588] c1 (unregistering): left promiscuous mode
[  492.748641] br0: port 1(c1) entered disabled state
[  492.785117] br0: port 2(c2) entered disabled state
[  492.785380] c2 (unregistering): left allmulticast mode
[  492.785438] c2 (unregistering): left promiscuous mode
[  492.785487] br0: port 2(c2) entered disabled state
[  492.829226] br0: port 3(c3) entered disabled state
[  492.829626] c3 (unregistering): left allmulticast mode
[  492.829684] c3 (unregistering): left promiscuous mode
[  492.829724] br0: port 3(c3) entered disabled state
[  492.869098] br0: port 4(sender) entered disabled state
[  492.869346] sender (unregistering): left allmulticast mode
[  492.869387] sender (unregistering): left promiscuous mode
[  492.869424] br0: port 4(sender) entered disabled state