[  554.129565] br0: port 1(c1) entered blocking state
[  554.129643] br0: port 1(c1) entered disabled state
[  554.129705] c1: entered allmulticast mode
[  554.129813] c1: entered promiscuous mode
[  554.218981] br0: port 2(c2) entered blocking state
[  554.219049] br0: port 2(c2) entered disabled state
[  554.219119] c2: entered allmulticast mode
[  554.219203] c2: entered promiscuous mode
[  554.313906] br0: port 3(c3) entered blocking state
[  554.313984] br0: port 3(c3) entered disabled state
[  554.314053] c3: entered allmulticast mode
[  554.314139] c3: entered promiscuous mode
[  554.409997] br0: port 4(sender) entered blocking state
[  554.410098] br0: port 4(sender) entered disabled state
[  554.410178] sender: entered allmulticast mode
[  554.410280] sender: entered promiscuous mode
[  554.444418] br0: port 4(sender) entered blocking state
[  554.444484] br0: port 4(sender) entered forwarding state
[  554.444544] br0: port 3(c3) entered blocking state
[  554.444593] br0: port 3(c3) entered forwarding state
[  554.444642] br0: port 2(c2) entered blocking state
[  554.444687] br0: port 2(c2) entered forwarding state
[  554.444740] br0: port 1(c1) entered blocking state
[  554.444791] br0: port 1(c1) entered forwarding state
[  565.268892] br0: port 1(c1) entered disabled state
[  565.269137] c1 (unregistering): left allmulticast mode
[  565.269183] c1 (unregistering): left promiscuous mode
[  565.269243] br0: port 1(c1) entered disabled state
[  565.323857] br0: port 2(c2) entered disabled state
[  565.324138] c2 (unregistering): left allmulticast mode
[  565.324194] c2 (unregistering): left promiscuous mode
[  565.324241] br0: port 2(c2) entered disabled state
[  565.376915] br0: port 3(c3) entered disabled state
[  565.377179] c3 (unregistering): left allmulticast mode
[  565.377234] c3 (unregistering): left promiscuous mode
[  565.377288] br0: port 3(c3) entered disabled state
[  565.431888] br0: port 4(sender) entered disabled state
[  565.432129] sender (unregistering): left allmulticast mode
[  565.432189] sender (unregistering): left promiscuous mode
[  565.432236] br0: port 4(sender) entered disabled state