[  752.164841] br0: port 1(c1) entered blocking state
[  752.164906] br0: port 1(c1) entered disabled state
[  752.164969] c1: entered allmulticast mode
[  752.165043] c1: entered promiscuous mode
[  752.214292] br0: port 2(c2) entered blocking state
[  752.214389] br0: port 2(c2) entered disabled state
[  752.214464] c2: entered allmulticast mode
[  752.214551] c2: entered promiscuous mode
[  752.265319] br0: port 3(c3) entered blocking state
[  752.265385] br0: port 3(c3) entered disabled state
[  752.265455] c3: entered allmulticast mode
[  752.265539] c3: entered promiscuous mode
[  752.321185] br0: port 4(sender) entered blocking state
[  752.321266] br0: port 4(sender) entered disabled state
[  752.321330] sender: entered allmulticast mode
[  752.321429] sender: entered promiscuous mode
[  752.343061] br0: port 4(sender) entered blocking state
[  752.343166] br0: port 4(sender) entered forwarding state
[  752.343247] br0: port 3(c3) entered blocking state
[  752.343315] br0: port 3(c3) entered forwarding state
[  752.343377] br0: port 2(c2) entered blocking state
[  752.343437] br0: port 2(c2) entered forwarding state
[  752.343504] br0: port 1(c1) entered blocking state
[  752.343562] br0: port 1(c1) entered forwarding state
[  763.080484] br0: port 1(c1) entered disabled state
[  763.081021] c1 (unregistering): left allmulticast mode
[  763.081127] c1 (unregistering): left promiscuous mode
[  763.081193] br0: port 1(c1) entered disabled state
[  763.135447] br0: port 2(c2) entered disabled state
[  763.135950] c2 (unregistering): left allmulticast mode
[  763.136058] c2 (unregistering): left promiscuous mode
[  763.136130] br0: port 2(c2) entered disabled state
[  763.173454] br0: port 3(c3) entered disabled state
[  763.173769] c3 (unregistering): left allmulticast mode
[  763.173842] c3 (unregistering): left promiscuous mode
[  763.173925] br0: port 3(c3) entered disabled state
[  763.222401] br0: port 4(sender) entered disabled state
[  763.222788] sender (unregistering): left allmulticast mode
[  763.222872] sender (unregistering): left promiscuous mode
[  763.222943] br0: port 4(sender) entered disabled state