[  491.361849] br0: port 1(c1) entered blocking state
[  491.361913] br0: port 1(c1) entered disabled state
[  491.361977] c1: entered allmulticast mode
[  491.362043] c1: entered promiscuous mode
[  491.412354] br0: port 2(c2) entered blocking state
[  491.412413] br0: port 2(c2) entered disabled state
[  491.412478] c2: entered allmulticast mode
[  491.412544] c2: entered promiscuous mode
[  491.465974] br0: port 3(c3) entered blocking state
[  491.466060] br0: port 3(c3) entered disabled state
[  491.466138] c3: entered allmulticast mode
[  491.466229] c3: entered promiscuous mode
[  491.521280] br0: port 4(sender) entered blocking state
[  491.521340] br0: port 4(sender) entered disabled state
[  491.521410] sender: entered allmulticast mode
[  491.521488] sender: entered promiscuous mode
[  491.543124] br0: port 4(sender) entered blocking state
[  491.543197] br0: port 4(sender) entered forwarding state
[  491.543238] br0: port 3(c3) entered blocking state
[  491.543298] br0: port 3(c3) entered forwarding state
[  491.543341] br0: port 2(c2) entered blocking state
[  491.543389] br0: port 2(c2) entered forwarding state
[  491.543459] br0: port 1(c1) entered blocking state
[  491.543500] br0: port 1(c1) entered forwarding state
[  502.260609] br0: port 1(c1) entered disabled state
[  502.260946] c1 (unregistering): left allmulticast mode
[  502.261001] c1 (unregistering): left promiscuous mode
[  502.261045] br0: port 1(c1) entered disabled state
[  502.303562] br0: port 2(c2) entered disabled state
[  502.303990] c2 (unregistering): left allmulticast mode
[  502.304053] c2 (unregistering): left promiscuous mode
[  502.304096] br0: port 2(c2) entered disabled state
[  502.343537] br0: port 3(c3) entered disabled state
[  502.343838] c3 (unregistering): left allmulticast mode
[  502.343895] c3 (unregistering): left promiscuous mode
[  502.343952] br0: port 3(c3) entered disabled state
[  502.391526] br0: port 4(sender) entered disabled state
[  502.391850] sender (unregistering): left allmulticast mode
[  502.391913] sender (unregistering): left promiscuous mode
[  502.391965] br0: port 4(sender) entered disabled state