[  674.015613] br0: port 1(c1) entered blocking state
[  674.015693] br0: port 1(c1) entered disabled state
[  674.015766] c1: entered allmulticast mode
[  674.015846] c1: entered promiscuous mode
[  674.064136] br0: port 2(c2) entered blocking state
[  674.064224] br0: port 2(c2) entered disabled state
[  674.064303] c2: entered allmulticast mode
[  674.064391] c2: entered promiscuous mode
[  674.113624] br0: port 3(c3) entered blocking state
[  674.113700] br0: port 3(c3) entered disabled state
[  674.113761] c3: entered allmulticast mode
[  674.113848] c3: entered promiscuous mode
[  674.163747] br0: port 4(sender) entered blocking state
[  674.163817] br0: port 4(sender) entered disabled state
[  674.163880] sender: entered allmulticast mode
[  674.163974] sender: entered promiscuous mode
[  674.181053] br0: port 4(sender) entered blocking state
[  674.181109] br0: port 4(sender) entered forwarding state
[  674.181158] br0: port 3(c3) entered blocking state
[  674.181202] br0: port 3(c3) entered forwarding state
[  674.181242] br0: port 2(c2) entered blocking state
[  674.181287] br0: port 2(c2) entered forwarding state
[  674.181334] br0: port 1(c1) entered blocking state
[  674.181379] br0: port 1(c1) entered forwarding state
[  684.906639] br0: port 1(c1) entered disabled state
[  684.907058] c1 (unregistering): left allmulticast mode
[  684.907126] c1 (unregistering): left promiscuous mode
[  684.907180] br0: port 1(c1) entered disabled state
[  684.952587] br0: port 2(c2) entered disabled state
[  684.952860] c2 (unregistering): left allmulticast mode
[  684.952927] c2 (unregistering): left promiscuous mode
[  684.952980] br0: port 2(c2) entered disabled state
[  684.989581] br0: port 3(c3) entered disabled state
[  684.989848] c3 (unregistering): left allmulticast mode
[  684.989915] c3 (unregistering): left promiscuous mode
[  684.989980] br0: port 3(c3) entered disabled state
[  685.032623] br0: port 4(sender) entered disabled state
[  685.032948] sender (unregistering): left allmulticast mode
[  685.033002] sender (unregistering): left promiscuous mode
[  685.033046] br0: port 4(sender) entered disabled state