[  496.733359] br0: port 1(c1) entered blocking state
[  496.733456] br0: port 1(c1) entered disabled state
[  496.733532] c1: entered allmulticast mode
[  496.733622] c1: entered promiscuous mode
[  496.797915] br0: port 2(c2) entered blocking state
[  496.798035] br0: port 2(c2) entered disabled state
[  496.798126] c2: entered allmulticast mode
[  496.798233] c2: entered promiscuous mode
[  496.868178] br0: port 3(c3) entered blocking state
[  496.868264] br0: port 3(c3) entered disabled state
[  496.868341] c3: entered allmulticast mode
[  496.868454] c3: entered promiscuous mode
[  496.938282] br0: port 4(sender) entered blocking state
[  496.938401] br0: port 4(sender) entered disabled state
[  496.938493] sender: entered allmulticast mode
[  496.938611] sender: entered promiscuous mode
[  496.964948] br0: port 4(sender) entered blocking state
[  496.965073] br0: port 4(sender) entered forwarding state
[  496.965149] br0: port 3(c3) entered blocking state
[  496.965219] br0: port 3(c3) entered forwarding state
[  496.965297] br0: port 2(c2) entered blocking state
[  496.965367] br0: port 2(c2) entered forwarding state
[  496.965445] br0: port 1(c1) entered blocking state
[  496.965523] br0: port 1(c1) entered forwarding state
[  507.697975] br0: port 1(c1) entered disabled state
[  507.698359] c1 (unregistering): left allmulticast mode
[  507.698421] c1 (unregistering): left promiscuous mode
[  507.698461] br0: port 1(c1) entered disabled state
[  507.733944] br0: port 2(c2) entered disabled state
[  507.734369] c2 (unregistering): left allmulticast mode
[  507.734434] c2 (unregistering): left promiscuous mode
[  507.734478] br0: port 2(c2) entered disabled state
[  507.774948] br0: port 3(c3) entered disabled state
[  507.775423] c3 (unregistering): left allmulticast mode
[  507.775509] c3 (unregistering): left promiscuous mode
[  507.775551] br0: port 3(c3) entered disabled state
[  507.810898] br0: port 4(sender) entered disabled state
[  507.811158] sender (unregistering): left allmulticast mode
[  507.811219] sender (unregistering): left promiscuous mode
[  507.811285] br0: port 4(sender) entered disabled state