[  514.015331] br0: port 1(c1) entered blocking state
[  514.015398] br0: port 1(c1) entered disabled state
[  514.015448] c1: entered allmulticast mode
[  514.015512] c1: entered promiscuous mode
[  514.098941] br0: port 2(c2) entered blocking state
[  514.099016] br0: port 2(c2) entered disabled state
[  514.099070] c2: entered allmulticast mode
[  514.099132] c2: entered promiscuous mode
[  514.182199] br0: port 3(c3) entered blocking state
[  514.182252] br0: port 3(c3) entered disabled state
[  514.182308] c3: entered allmulticast mode
[  514.182381] c3: entered promiscuous mode
[  514.268019] br0: port 4(sender) entered blocking state
[  514.268088] br0: port 4(sender) entered disabled state
[  514.268150] sender: entered allmulticast mode
[  514.268228] sender: entered promiscuous mode
[  514.303247] br0: port 4(sender) entered blocking state
[  514.303310] br0: port 4(sender) entered forwarding state
[  514.303366] br0: port 3(c3) entered blocking state
[  514.303411] br0: port 3(c3) entered forwarding state
[  514.303460] br0: port 2(c2) entered blocking state
[  514.303501] br0: port 2(c2) entered forwarding state
[  514.303548] br0: port 1(c1) entered blocking state
[  514.303592] br0: port 1(c1) entered forwarding state
[  525.102906] br0: port 1(c1) entered disabled state
[  525.103199] c1 (unregistering): left allmulticast mode
[  525.103253] c1 (unregistering): left promiscuous mode
[  525.103314] br0: port 1(c1) entered disabled state
[  525.168995] br0: port 2(c2) entered disabled state
[  525.169390] c2 (unregistering): left allmulticast mode
[  525.169455] c2 (unregistering): left promiscuous mode
[  525.169505] br0: port 2(c2) entered disabled state
[  525.231907] br0: port 3(c3) entered disabled state
[  525.232199] c3 (unregistering): left allmulticast mode
[  525.232240] c3 (unregistering): left promiscuous mode
[  525.232275] br0: port 3(c3) entered disabled state
[  525.288936] br0: port 4(sender) entered disabled state
[  525.289202] sender (unregistering): left allmulticast mode
[  525.289253] sender (unregistering): left promiscuous mode
[  525.289298] br0: port 4(sender) entered disabled state