[  744.312681] br0: port 1(c1) entered blocking state
[  744.312792] br0: port 1(c1) entered disabled state
[  744.312871] c1: entered allmulticast mode
[  744.312965] c1: entered promiscuous mode
[  744.373711] br0: port 2(c2) entered blocking state
[  744.373781] br0: port 2(c2) entered disabled state
[  744.373838] c2: entered allmulticast mode
[  744.373920] c2: entered promiscuous mode
[  744.430613] br0: port 3(c3) entered blocking state
[  744.430690] br0: port 3(c3) entered disabled state
[  744.430758] c3: entered allmulticast mode
[  744.430838] c3: entered promiscuous mode
[  744.490206] br0: port 4(sender) entered blocking state
[  744.490296] br0: port 4(sender) entered disabled state
[  744.490364] sender: entered allmulticast mode
[  744.490461] sender: entered promiscuous mode
[  744.514602] br0: port 4(sender) entered blocking state
[  744.514660] br0: port 4(sender) entered forwarding state
[  744.514713] br0: port 3(c3) entered blocking state
[  744.514753] br0: port 3(c3) entered forwarding state
[  744.514796] br0: port 2(c2) entered blocking state
[  744.514848] br0: port 2(c2) entered forwarding state
[  744.514890] br0: port 1(c1) entered blocking state
[  744.514930] br0: port 1(c1) entered forwarding state
[  755.263279] br0: port 1(c1) entered disabled state
[  755.263565] c1 (unregistering): left allmulticast mode
[  755.263625] c1 (unregistering): left promiscuous mode
[  755.263672] br0: port 1(c1) entered disabled state
[  755.296280] br0: port 2(c2) entered disabled state
[  755.296550] c2 (unregistering): left allmulticast mode
[  755.296601] c2 (unregistering): left promiscuous mode
[  755.296648] br0: port 2(c2) entered disabled state
[  755.337382] br0: port 3(c3) entered disabled state
[  755.337720] c3 (unregistering): left allmulticast mode
[  755.337779] c3 (unregistering): left promiscuous mode
[  755.337823] br0: port 3(c3) entered disabled state
[  755.386323] br0: port 4(sender) entered disabled state
[  755.386674] sender (unregistering): left allmulticast mode
[  755.386739] sender (unregistering): left promiscuous mode
[  755.386791] br0: port 4(sender) entered disabled state