[  745.759741] br0: port 1(c1) entered blocking state
[  745.759836] br0: port 1(c1) entered disabled state
[  745.759909] c1: entered allmulticast mode
[  745.760015] c1: entered promiscuous mode
[  745.815743] br0: port 2(c2) entered blocking state
[  745.815841] br0: port 2(c2) entered disabled state
[  745.815924] c2: entered allmulticast mode
[  745.816029] c2: entered promiscuous mode
[  745.874112] br0: port 3(c3) entered blocking state
[  745.874219] br0: port 3(c3) entered disabled state
[  745.874301] c3: entered allmulticast mode
[  745.874416] c3: entered promiscuous mode
[  745.931298] br0: port 4(sender) entered blocking state
[  745.931415] br0: port 4(sender) entered disabled state
[  745.931498] sender: entered allmulticast mode
[  745.931632] sender: entered promiscuous mode
[  745.952909] br0: port 4(sender) entered blocking state
[  745.953018] br0: port 4(sender) entered forwarding state
[  745.953111] br0: port 3(c3) entered blocking state
[  745.953212] br0: port 3(c3) entered forwarding state
[  745.953277] br0: port 2(c2) entered blocking state
[  745.953336] br0: port 2(c2) entered forwarding state
[  745.953422] br0: port 1(c1) entered blocking state
[  745.953512] br0: port 1(c1) entered forwarding state
[  756.706362] br0: port 1(c1) entered disabled state
[  756.706896] c1 (unregistering): left allmulticast mode
[  756.706946] c1 (unregistering): left promiscuous mode
[  756.706990] br0: port 1(c1) entered disabled state
[  756.752280] br0: port 2(c2) entered disabled state
[  756.752519] c2 (unregistering): left allmulticast mode
[  756.752585] c2 (unregistering): left promiscuous mode
[  756.752637] br0: port 2(c2) entered disabled state
[  756.803283] br0: port 3(c3) entered disabled state
[  756.803532] c3 (unregistering): left allmulticast mode
[  756.803589] c3 (unregistering): left promiscuous mode
[  756.803625] br0: port 3(c3) entered disabled state
[  756.851283] br0: port 4(sender) entered disabled state
[  756.851547] sender (unregistering): left allmulticast mode
[  756.851614] sender (unregistering): left promiscuous mode
[  756.851673] br0: port 4(sender) entered disabled state