[  252.521307][ T1521] br0: port 1(veth1) entered blocking state
[  252.521595][ T1521] br0: port 1(veth1) entered disabled state
[  252.521896][ T1521] veth1: entered allmulticast mode
[  252.524674][ T1521] veth1: entered promiscuous mode
[  252.675428][ T1524] br0: port 2(veth3) entered blocking state
[  252.675676][ T1524] br0: port 2(veth3) entered disabled state
[  252.677088][ T1524] veth3: entered allmulticast mode
[  252.678940][ T1524] veth3: entered promiscuous mode
[  253.139685][   T51] br0: port 1(veth1) entered blocking state
[  253.139999][   T51] br0: port 1(veth1) entered forwarding state
[  253.460417][   T50] br0: port 2(veth3) entered blocking state
[  253.460729][   T50] br0: port 2(veth3) entered forwarding state
[  260.485039][ T1550] br0: port 2(veth3) entered disabled state
[  260.819759][ T1552] br0: port 1(veth1) entered disabled state
[  261.135982][ T1554] veth3: left allmulticast mode
[  261.136194][ T1554] veth3: left promiscuous mode
[  261.136498][ T1554] br0: port 2(veth3) entered disabled state
[  261.138471][ T1554] veth1: left allmulticast mode
[  261.138666][ T1554] veth1: left promiscuous mode
[  261.138968][ T1554] br0: port 1(veth1) entered disabled state