[  555.929116] br0: port 1(c1) entered blocking state
[  555.929177] br0: port 1(c1) entered disabled state
[  555.929224] c1: entered allmulticast mode
[  555.929280] c1: entered promiscuous mode
[  556.012965] br0: port 2(c2) entered blocking state
[  556.013018] br0: port 2(c2) entered disabled state
[  556.013067] c2: entered allmulticast mode
[  556.013138] c2: entered promiscuous mode
[  556.098260] br0: port 3(c3) entered blocking state
[  556.098321] br0: port 3(c3) entered disabled state
[  556.098374] c3: entered allmulticast mode
[  556.098436] c3: entered promiscuous mode
[  556.183024] br0: port 4(sender) entered blocking state
[  556.183076] br0: port 4(sender) entered disabled state
[  556.183122] sender: entered allmulticast mode
[  556.183186] sender: entered promiscuous mode
[  556.216591] br0: port 4(sender) entered blocking state
[  556.216660] br0: port 4(sender) entered forwarding state
[  556.216729] br0: port 3(c3) entered blocking state
[  556.216782] br0: port 3(c3) entered forwarding state
[  556.216839] br0: port 2(c2) entered blocking state
[  556.216886] br0: port 2(c2) entered forwarding state
[  556.216942] br0: port 1(c1) entered blocking state
[  556.216996] br0: port 1(c1) entered forwarding state
[  566.994056] br0: port 1(c1) entered disabled state
[  566.994434] c1 (unregistering): left allmulticast mode
[  566.994490] c1 (unregistering): left promiscuous mode
[  566.994537] br0: port 1(c1) entered disabled state
[  567.055943] br0: port 2(c2) entered disabled state
[  567.056323] c2 (unregistering): left allmulticast mode
[  567.056365] c2 (unregistering): left promiscuous mode
[  567.056398] br0: port 2(c2) entered disabled state
[  567.119919] br0: port 3(c3) entered disabled state
[  567.120179] c3 (unregistering): left allmulticast mode
[  567.120217] c3 (unregistering): left promiscuous mode
[  567.120254] br0: port 3(c3) entered disabled state
[  567.180906] br0: port 4(sender) entered disabled state
[  567.181160] sender (unregistering): left allmulticast mode
[  567.181222] sender (unregistering): left promiscuous mode
[  567.181276] br0: port 4(sender) entered disabled state