[  454.849497] br0: port 1(c1) entered blocking state
[  454.849614] br0: port 1(c1) entered disabled state
[  454.849709] c1: entered allmulticast mode
[  454.849797] c1: entered promiscuous mode
[  454.898390] br0: port 2(c2) entered blocking state
[  454.898462] br0: port 2(c2) entered disabled state
[  454.898525] c2: entered allmulticast mode
[  454.898606] c2: entered promiscuous mode
[  454.949136] br0: port 3(c3) entered blocking state
[  454.949264] br0: port 3(c3) entered disabled state
[  454.949364] c3: entered allmulticast mode
[  454.949469] c3: entered promiscuous mode
[  454.998532] br0: port 4(sender) entered blocking state
[  454.998594] br0: port 4(sender) entered disabled state
[  454.998662] sender: entered allmulticast mode
[  454.998759] sender: entered promiscuous mode
[  455.017107] br0: port 4(sender) entered blocking state
[  455.017177] br0: port 4(sender) entered forwarding state
[  455.017228] br0: port 3(c3) entered blocking state
[  455.017271] br0: port 3(c3) entered forwarding state
[  455.017315] br0: port 2(c2) entered blocking state
[  455.017357] br0: port 2(c2) entered forwarding state
[  455.017401] br0: port 1(c1) entered blocking state
[  455.017442] br0: port 1(c1) entered forwarding state
[  465.725201] br0: port 1(c1) entered disabled state
[  465.725500] c1 (unregistering): left allmulticast mode
[  465.725554] c1 (unregistering): left promiscuous mode
[  465.725597] br0: port 1(c1) entered disabled state
[  465.769187] br0: port 2(c2) entered disabled state
[  465.769645] c2 (unregistering): left allmulticast mode
[  465.769729] c2 (unregistering): left promiscuous mode
[  465.769769] br0: port 2(c2) entered disabled state
[  465.810122] br0: port 3(c3) entered disabled state
[  465.810446] c3 (unregistering): left allmulticast mode
[  465.810504] c3 (unregistering): left promiscuous mode
[  465.810543] br0: port 3(c3) entered disabled state
[  465.851138] br0: port 4(sender) entered disabled state
[  465.851483] sender (unregistering): left allmulticast mode
[  465.851584] sender (unregistering): left promiscuous mode
[  465.851629] br0: port 4(sender) entered disabled state