[  730.481163] br0: port 1(c1) entered blocking state
[  730.481276] br0: port 1(c1) entered disabled state
[  730.481362] c1: entered allmulticast mode
[  730.481468] c1: entered promiscuous mode
[  730.535249] br0: port 2(c2) entered blocking state
[  730.535338] br0: port 2(c2) entered disabled state
[  730.535404] c2: entered allmulticast mode
[  730.535495] c2: entered promiscuous mode
[  730.588376] br0: port 3(c3) entered blocking state
[  730.588493] br0: port 3(c3) entered disabled state
[  730.588580] c3: entered allmulticast mode
[  730.588691] c3: entered promiscuous mode
[  730.641782] br0: port 4(sender) entered blocking state
[  730.641896] br0: port 4(sender) entered disabled state
[  730.641996] sender: entered allmulticast mode
[  730.642117] sender: entered promiscuous mode
[  730.663560] br0: port 4(sender) entered blocking state
[  730.663673] br0: port 4(sender) entered forwarding state
[  730.663754] br0: port 3(c3) entered blocking state
[  730.663830] br0: port 3(c3) entered forwarding state
[  730.663902] br0: port 2(c2) entered blocking state
[  730.663969] br0: port 2(c2) entered forwarding state
[  730.664080] br0: port 1(c1) entered blocking state
[  730.664150] br0: port 1(c1) entered forwarding state
[  741.403016] br0: port 1(c1) entered disabled state
[  741.403433] c1 (unregistering): left allmulticast mode
[  741.403521] c1 (unregistering): left promiscuous mode
[  741.403601] br0: port 1(c1) entered disabled state
[  741.468055] br0: port 2(c2) entered disabled state
[  741.468476] c2 (unregistering): left allmulticast mode
[  741.468557] c2 (unregistering): left promiscuous mode
[  741.468630] br0: port 2(c2) entered disabled state
[  741.520028] br0: port 3(c3) entered disabled state
[  741.520596] c3 (unregistering): left allmulticast mode
[  741.520699] c3 (unregistering): left promiscuous mode
[  741.520773] br0: port 3(c3) entered disabled state
[  741.561046] br0: port 4(sender) entered disabled state
[  741.561414] sender (unregistering): left allmulticast mode
[  741.561511] sender (unregistering): left promiscuous mode
[  741.561582] br0: port 4(sender) entered disabled state