[  492.849837] br0: port 1(c1) entered blocking state
[  492.849892] br0: port 1(c1) entered disabled state
[  492.849953] c1: entered allmulticast mode
[  492.850019] c1: entered promiscuous mode
[  492.895787] br0: port 2(c2) entered blocking state
[  492.895880] br0: port 2(c2) entered disabled state
[  492.895964] c2: entered allmulticast mode
[  492.896047] c2: entered promiscuous mode
[  492.944072] br0: port 3(c3) entered blocking state
[  492.944141] br0: port 3(c3) entered disabled state
[  492.944207] c3: entered allmulticast mode
[  492.944283] c3: entered promiscuous mode
[  492.991217] br0: port 4(sender) entered blocking state
[  492.991298] br0: port 4(sender) entered disabled state
[  492.991363] sender: entered allmulticast mode
[  492.991445] sender: entered promiscuous mode
[  493.010832] br0: port 4(sender) entered blocking state
[  493.010917] br0: port 4(sender) entered forwarding state
[  493.010977] br0: port 3(c3) entered blocking state
[  493.011033] br0: port 3(c3) entered forwarding state
[  493.011088] br0: port 2(c2) entered blocking state
[  493.011135] br0: port 2(c2) entered forwarding state
[  493.011185] br0: port 1(c1) entered blocking state
[  493.011234] br0: port 1(c1) entered forwarding state
[  503.705081] br0: port 1(c1) entered disabled state
[  503.705365] c1 (unregistering): left allmulticast mode
[  503.705439] c1 (unregistering): left promiscuous mode
[  503.705496] br0: port 1(c1) entered disabled state
[  503.741080] br0: port 2(c2) entered disabled state
[  503.741401] c2 (unregistering): left allmulticast mode
[  503.741459] c2 (unregistering): left promiscuous mode
[  503.741509] br0: port 2(c2) entered disabled state
[  503.783081] br0: port 3(c3) entered disabled state
[  503.783397] c3 (unregistering): left allmulticast mode
[  503.783473] c3 (unregistering): left promiscuous mode
[  503.783512] br0: port 3(c3) entered disabled state
[  503.826072] br0: port 4(sender) entered disabled state
[  503.826348] sender (unregistering): left allmulticast mode
[  503.826395] sender (unregistering): left promiscuous mode
[  503.826457] br0: port 4(sender) entered disabled state