[  744.927691] br0: port 1(c1) entered blocking state
[  744.927821] br0: port 1(c1) entered disabled state
[  744.927923] c1: entered allmulticast mode
[  744.928039] c1: entered promiscuous mode
[  745.000142] br0: port 2(c2) entered blocking state
[  745.000262] br0: port 2(c2) entered disabled state
[  745.000328] c2: entered allmulticast mode
[  745.000418] c2: entered promiscuous mode
[  745.074986] br0: port 3(c3) entered blocking state
[  745.075109] br0: port 3(c3) entered disabled state
[  745.075196] c3: entered allmulticast mode
[  745.075304] c3: entered promiscuous mode
[  745.146575] br0: port 4(sender) entered blocking state
[  745.146655] br0: port 4(sender) entered disabled state
[  745.146737] sender: entered allmulticast mode
[  745.146881] sender: entered promiscuous mode
[  745.174031] br0: port 4(sender) entered blocking state
[  745.174106] br0: port 4(sender) entered forwarding state
[  745.174176] br0: port 3(c3) entered blocking state
[  745.174219] br0: port 3(c3) entered forwarding state
[  745.174265] br0: port 2(c2) entered blocking state
[  745.174320] br0: port 2(c2) entered forwarding state
[  745.174374] br0: port 1(c1) entered blocking state
[  745.174432] br0: port 1(c1) entered forwarding state
[  755.952062] br0: port 1(c1) entered disabled state
[  755.952499] c1 (unregistering): left allmulticast mode
[  755.952578] c1 (unregistering): left promiscuous mode
[  755.952649] br0: port 1(c1) entered disabled state
[  756.031240] br0: port 2(c2) entered disabled state
[  756.031743] c2 (unregistering): left allmulticast mode
[  756.031840] c2 (unregistering): left promiscuous mode
[  756.031912] br0: port 2(c2) entered disabled state
[  756.114432] br0: port 3(c3) entered disabled state
[  756.114843] c3 (unregistering): left allmulticast mode
[  756.114967] c3 (unregistering): left promiscuous mode
[  756.115051] br0: port 3(c3) entered disabled state
[  756.191188] br0: port 4(sender) entered disabled state
[  756.191622] sender (unregistering): left allmulticast mode
[  756.191712] sender (unregistering): left promiscuous mode
[  756.191782] br0: port 4(sender) entered disabled state