[  752.764249] br0: port 1(c1) entered blocking state
[  752.764326] br0: port 1(c1) entered disabled state
[  752.764393] c1: entered allmulticast mode
[  752.764482] c1: entered promiscuous mode
[  752.817599] br0: port 2(c2) entered blocking state
[  752.817673] br0: port 2(c2) entered disabled state
[  752.817731] c2: entered allmulticast mode
[  752.817807] c2: entered promiscuous mode
[  752.873703] br0: port 3(c3) entered blocking state
[  752.873820] br0: port 3(c3) entered disabled state
[  752.873904] c3: entered allmulticast mode
[  752.873995] c3: entered promiscuous mode
[  752.929441] br0: port 4(sender) entered blocking state
[  752.929523] br0: port 4(sender) entered disabled state
[  752.929601] sender: entered allmulticast mode
[  752.929699] sender: entered promiscuous mode
[  752.950771] br0: port 4(sender) entered blocking state
[  752.950827] br0: port 4(sender) entered forwarding state
[  752.950883] br0: port 3(c3) entered blocking state
[  752.950925] br0: port 3(c3) entered forwarding state
[  752.950972] br0: port 2(c2) entered blocking state
[  752.951015] br0: port 2(c2) entered forwarding state
[  752.951056] br0: port 1(c1) entered blocking state
[  752.951097] br0: port 1(c1) entered forwarding state
[  763.683677] br0: port 1(c1) entered disabled state
[  763.683969] c1 (unregistering): left allmulticast mode
[  763.684021] c1 (unregistering): left promiscuous mode
[  763.684065] br0: port 1(c1) entered disabled state
[  763.732707] br0: port 2(c2) entered disabled state
[  763.733046] c2 (unregistering): left allmulticast mode
[  763.733123] c2 (unregistering): left promiscuous mode
[  763.733191] br0: port 2(c2) entered disabled state
[  763.771680] br0: port 3(c3) entered disabled state
[  763.771950] c3 (unregistering): left allmulticast mode
[  763.772017] c3 (unregistering): left promiscuous mode
[  763.772069] br0: port 3(c3) entered disabled state
[  763.820748] br0: port 4(sender) entered disabled state
[  763.821086] sender (unregistering): left allmulticast mode
[  763.821168] sender (unregistering): left promiscuous mode
[  763.821249] br0: port 4(sender) entered disabled state