[  523.733057] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.741732] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.751766] br0: port 1(veth0) entered blocking state
[  523.751839] br0: port 1(veth0) entered disabled state
[  523.751911] veth0: entered allmulticast mode
[  523.752017] veth0: entered promiscuous mode
[  523.760636] br0: port 2(veth1) entered blocking state
[  523.760726] br0: port 2(veth1) entered disabled state
[  523.760792] veth1: entered allmulticast mode
[  523.760884] veth1: entered promiscuous mode
[  524.012124] br0: port 1(veth0) entered blocking state
[  524.012236] br0: port 1(veth0) entered forwarding state
[  524.012315] br0: port 2(veth1) entered blocking state
[  524.012362] br0: port 2(veth1) entered forwarding state
[  525.757067] bond0: (slave veth1): link status definitely up
[  525.757148] bond0: (slave veth1): making interface the new active one
[  525.757237] bond0: active interface up!
[  525.777867] veth1: left allmulticast mode
[  525.777958] veth1: left promiscuous mode
[  525.778024] br0: port 2(veth1) entered disabled state
[  525.778181] veth0: left allmulticast mode
[  525.778241] veth0: left promiscuous mode
[  525.778300] br0: port 1(veth0) entered disabled state
[  525.806355] bond0: (slave veth1): Releasing backup interface
[  525.814330] bond0: (slave veth0): Releasing backup interface