[  741.093504] br0: port 1(c1) entered blocking state
[  741.093593] br0: port 1(c1) entered disabled state
[  741.093673] c1: entered allmulticast mode
[  741.093764] c1: entered promiscuous mode
[  741.164002] br0: port 2(c2) entered blocking state
[  741.164083] br0: port 2(c2) entered disabled state
[  741.164161] c2: entered allmulticast mode
[  741.164258] c2: entered promiscuous mode
[  741.235910] br0: port 3(c3) entered blocking state
[  741.236041] br0: port 3(c3) entered disabled state
[  741.236135] c3: entered allmulticast mode
[  741.236251] c3: entered promiscuous mode
[  741.313850] br0: port 4(sender) entered blocking state
[  741.314221] br0: port 4(sender) entered disabled state
[  741.314306] sender: entered allmulticast mode
[  741.314429] sender: entered promiscuous mode
[  741.348360] br0: port 4(sender) entered blocking state
[  741.348460] br0: port 4(sender) entered forwarding state
[  741.348534] br0: port 3(c3) entered blocking state
[  741.348603] br0: port 3(c3) entered forwarding state
[  741.348684] br0: port 2(c2) entered blocking state
[  741.348755] br0: port 2(c2) entered forwarding state
[  741.348833] br0: port 1(c1) entered blocking state
[  741.348896] br0: port 1(c1) entered forwarding state
[  752.106813] br0: port 1(c1) entered disabled state
[  752.107184] c1 (unregistering): left allmulticast mode
[  752.107266] c1 (unregistering): left promiscuous mode
[  752.107347] br0: port 1(c1) entered disabled state
[  752.149795] br0: port 2(c2) entered disabled state
[  752.150124] c2 (unregistering): left allmulticast mode
[  752.150188] c2 (unregistering): left promiscuous mode
[  752.150239] br0: port 2(c2) entered disabled state
[  752.186773] br0: port 3(c3) entered disabled state
[  752.187341] c3 (unregistering): left allmulticast mode
[  752.187432] c3 (unregistering): left promiscuous mode
[  752.187491] br0: port 3(c3) entered disabled state
[  752.228763] br0: port 4(sender) entered disabled state
[  752.229025] sender (unregistering): left allmulticast mode
[  752.229117] sender (unregistering): left promiscuous mode
[  752.229159] br0: port 4(sender) entered disabled state