[  493.646120] br0: port 1(c1) entered blocking state
[  493.646230] br0: port 1(c1) entered disabled state
[  493.646303] c1: entered allmulticast mode
[  493.646390] c1: entered promiscuous mode
[  493.702050] br0: port 2(c2) entered blocking state
[  493.702105] br0: port 2(c2) entered disabled state
[  493.702173] c2: entered allmulticast mode
[  493.702248] c2: entered promiscuous mode
[  493.759237] br0: port 3(c3) entered blocking state
[  493.759358] br0: port 3(c3) entered disabled state
[  493.759444] c3: entered allmulticast mode
[  493.759554] c3: entered promiscuous mode
[  493.817178] br0: port 4(sender) entered blocking state
[  493.817249] br0: port 4(sender) entered disabled state
[  493.817308] sender: entered allmulticast mode
[  493.817389] sender: entered promiscuous mode
[  493.840623] br0: port 4(sender) entered blocking state
[  493.840690] br0: port 4(sender) entered forwarding state
[  493.840746] br0: port 3(c3) entered blocking state
[  493.840789] br0: port 3(c3) entered forwarding state
[  493.840834] br0: port 2(c2) entered blocking state
[  493.840875] br0: port 2(c2) entered forwarding state
[  493.840924] br0: port 1(c1) entered blocking state
[  493.840974] br0: port 1(c1) entered forwarding state
[  504.573194] br0: port 1(c1) entered disabled state
[  504.573777] c1 (unregistering): left allmulticast mode
[  504.573857] c1 (unregistering): left promiscuous mode
[  504.573915] br0: port 1(c1) entered disabled state
[  504.617350] br0: port 2(c2) entered disabled state
[  504.617625] c2 (unregistering): left allmulticast mode
[  504.617696] c2 (unregistering): left promiscuous mode
[  504.617748] br0: port 2(c2) entered disabled state
[  504.645201] br0: port 3(c3) entered disabled state
[  504.645494] c3 (unregistering): left allmulticast mode
[  504.645542] c3 (unregistering): left promiscuous mode
[  504.645582] br0: port 3(c3) entered disabled state
[  504.686215] br0: port 4(sender) entered disabled state
[  504.686557] sender (unregistering): left allmulticast mode
[  504.686624] sender (unregistering): left promiscuous mode
[  504.686667] br0: port 4(sender) entered disabled state