[  730.783054] br0: port 1(c1) entered blocking state
[  730.783143] br0: port 1(c1) entered disabled state
[  730.783243] c1: entered allmulticast mode
[  730.783358] c1: entered promiscuous mode
[  730.833144] br0: port 2(c2) entered blocking state
[  730.833201] br0: port 2(c2) entered disabled state
[  730.833260] c2: entered allmulticast mode
[  730.833391] c2: entered promiscuous mode
[  730.884994] br0: port 3(c3) entered blocking state
[  730.885126] br0: port 3(c3) entered disabled state
[  730.885222] c3: entered allmulticast mode
[  730.885317] c3: entered promiscuous mode
[  730.939235] br0: port 4(sender) entered blocking state
[  730.939308] br0: port 4(sender) entered disabled state
[  730.939380] sender: entered allmulticast mode
[  730.939487] sender: entered promiscuous mode
[  730.960586] br0: port 4(sender) entered blocking state
[  730.960655] br0: port 4(sender) entered forwarding state
[  730.960714] br0: port 3(c3) entered blocking state
[  730.960771] br0: port 3(c3) entered forwarding state
[  730.960826] br0: port 2(c2) entered blocking state
[  730.960877] br0: port 2(c2) entered forwarding state
[  730.960930] br0: port 1(c1) entered blocking state
[  730.960982] br0: port 1(c1) entered forwarding state
[  741.690863] br0: port 1(c1) entered disabled state
[  741.691262] c1 (unregistering): left allmulticast mode
[  741.691347] c1 (unregistering): left promiscuous mode
[  741.691408] br0: port 1(c1) entered disabled state
[  741.729857] br0: port 2(c2) entered disabled state
[  741.730156] c2 (unregistering): left allmulticast mode
[  741.730233] c2 (unregistering): left promiscuous mode
[  741.730303] br0: port 2(c2) entered disabled state
[  741.765917] br0: port 3(c3) entered disabled state
[  741.766256] c3 (unregistering): left allmulticast mode
[  741.766347] c3 (unregistering): left promiscuous mode
[  741.766416] br0: port 3(c3) entered disabled state
[  741.810979] br0: port 4(sender) entered disabled state
[  741.811224] sender (unregistering): left allmulticast mode
[  741.811286] sender (unregistering): left promiscuous mode
[  741.811351] br0: port 4(sender) entered disabled state