[  736.365817] br0: port 1(c1) entered blocking state
[  736.365909] br0: port 1(c1) entered disabled state
[  736.365980] c1: entered allmulticast mode
[  736.366076] c1: entered promiscuous mode
[  736.420929] br0: port 2(c2) entered blocking state
[  736.421017] br0: port 2(c2) entered disabled state
[  736.421089] c2: entered allmulticast mode
[  736.421188] c2: entered promiscuous mode
[  736.471975] br0: port 3(c3) entered blocking state
[  736.472066] br0: port 3(c3) entered disabled state
[  736.472140] c3: entered allmulticast mode
[  736.472235] c3: entered promiscuous mode
[  736.522533] br0: port 4(sender) entered blocking state
[  736.522590] br0: port 4(sender) entered disabled state
[  736.522650] sender: entered allmulticast mode
[  736.522738] sender: entered promiscuous mode
[  736.542336] br0: port 4(sender) entered blocking state
[  736.542414] br0: port 4(sender) entered forwarding state
[  736.542472] br0: port 3(c3) entered blocking state
[  736.542533] br0: port 3(c3) entered forwarding state
[  736.542588] br0: port 2(c2) entered blocking state
[  736.542643] br0: port 2(c2) entered forwarding state
[  736.542704] br0: port 1(c1) entered blocking state
[  736.542760] br0: port 1(c1) entered forwarding state
[  747.243122] br0: port 1(c1) entered disabled state
[  747.243648] c1 (unregistering): left allmulticast mode
[  747.243734] c1 (unregistering): left promiscuous mode
[  747.243797] br0: port 1(c1) entered disabled state
[  747.294017] br0: port 2(c2) entered disabled state
[  747.294426] c2 (unregistering): left allmulticast mode
[  747.294495] c2 (unregistering): left promiscuous mode
[  747.294545] br0: port 2(c2) entered disabled state
[  747.328051] br0: port 3(c3) entered disabled state
[  747.328440] c3 (unregistering): left allmulticast mode
[  747.328547] c3 (unregistering): left promiscuous mode
[  747.328619] br0: port 3(c3) entered disabled state
[  747.373112] br0: port 4(sender) entered disabled state
[  747.373425] sender (unregistering): left allmulticast mode
[  747.373498] sender (unregistering): left promiscuous mode
[  747.373562] br0: port 4(sender) entered disabled state