[  576.895338] br0: port 1(c1) entered blocking state
[  576.895418] br0: port 1(c1) entered disabled state
[  576.895489] c1: entered allmulticast mode
[  576.895578] c1: entered promiscuous mode
[  576.975781] br0: port 2(c2) entered blocking state
[  576.975852] br0: port 2(c2) entered disabled state
[  576.975916] c2: entered allmulticast mode
[  576.975988] c2: entered promiscuous mode
[  577.058137] br0: port 3(c3) entered blocking state
[  577.058222] br0: port 3(c3) entered disabled state
[  577.058292] c3: entered allmulticast mode
[  577.058369] c3: entered promiscuous mode
[  577.138636] br0: port 4(sender) entered blocking state
[  577.138696] br0: port 4(sender) entered disabled state
[  577.138752] sender: entered allmulticast mode
[  577.138836] sender: entered promiscuous mode
[  577.171409] br0: port 4(sender) entered blocking state
[  577.171469] br0: port 4(sender) entered forwarding state
[  577.171515] br0: port 3(c3) entered blocking state
[  577.171556] br0: port 3(c3) entered forwarding state
[  577.171606] br0: port 2(c2) entered blocking state
[  577.171645] br0: port 2(c2) entered forwarding state
[  577.171686] br0: port 1(c1) entered blocking state
[  577.171725] br0: port 1(c1) entered forwarding state
[  587.962837] br0: port 1(c1) entered disabled state
[  587.963157] c1 (unregistering): left allmulticast mode
[  587.963214] c1 (unregistering): left promiscuous mode
[  587.963257] br0: port 1(c1) entered disabled state
[  588.017856] br0: port 2(c2) entered disabled state
[  588.018143] c2 (unregistering): left allmulticast mode
[  588.018209] c2 (unregistering): left promiscuous mode
[  588.018264] br0: port 2(c2) entered disabled state
[  588.080896] br0: port 3(c3) entered disabled state
[  588.081154] c3 (unregistering): left allmulticast mode
[  588.081201] c3 (unregistering): left promiscuous mode
[  588.081236] br0: port 3(c3) entered disabled state
[  588.139875] br0: port 4(sender) entered disabled state
[  588.140148] sender (unregistering): left allmulticast mode
[  588.140204] sender (unregistering): left promiscuous mode
[  588.140250] br0: port 4(sender) entered disabled state