[  552.558721][ T4450] br1: port 1(veth1) entered blocking state
[  552.559568][ T4450] br1: port 1(veth1) entered disabled state
[  552.560036][ T4450] veth1: entered allmulticast mode
[  552.563539][ T4450] veth1: entered promiscuous mode
[  552.715525][  T254] br1: port 1(veth1) entered blocking state
[  552.716063][  T254] br1: port 1(veth1) entered forwarding state
[  552.833084][ T4453] br1: port 2(veth2) entered blocking state
[  552.833579][ T4453] br1: port 2(veth2) entered disabled state
[  552.834001][ T4453] veth2: entered allmulticast mode
[  552.838338][ T4453] veth2: entered promiscuous mode
[  552.944024][  T254] br1: port 2(veth2) entered blocking state
[  552.944554][  T254] br1: port 2(veth2) entered forwarding state
[  575.180272][ T4652] br1: port 2(veth2) entered disabled state
[  575.318366][ T4653] veth2: left allmulticast mode
[  575.318775][ T4653] veth2: left promiscuous mode
[  575.319448][ T4653] br1: port 2(veth2) entered disabled state
[  575.427104][ T4654] br1: port 1(veth1) entered disabled state
[  575.539621][ T4655] veth1: left allmulticast mode
[  575.541576][ T4655] veth1: left promiscuous mode
[  575.542164][ T4655] br1: port 1(veth1) entered disabled state