[  516.367078] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  516.378229] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  516.389653] br0: port 1(veth0) entered blocking state
[  516.389716] br0: port 1(veth0) entered disabled state
[  516.389771] veth0: entered allmulticast mode
[  516.389850] veth0: entered promiscuous mode
[  516.401180] br0: port 2(veth1) entered blocking state
[  516.401233] br0: port 2(veth1) entered disabled state
[  516.401275] veth1: entered allmulticast mode
[  516.401354] veth1: entered promiscuous mode
[  516.838192] br0: port 1(veth0) entered blocking state
[  516.838285] br0: port 1(veth0) entered forwarding state
[  516.838354] br0: port 2(veth1) entered blocking state
[  516.838396] br0: port 2(veth1) entered forwarding state
[  518.390272] bond0: (slave veth1): link status definitely up
[  518.390414] bond0: (slave veth1): making interface the new active one
[  518.390514] bond0: active interface up!
[  518.468238] veth1: left allmulticast mode
[  518.468300] veth1: left promiscuous mode
[  518.468352] br0: port 2(veth1) entered disabled state
[  518.468472] veth0: left allmulticast mode
[  518.468505] veth0: left promiscuous mode
[  518.468545] br0: port 1(veth0) entered disabled state
[  518.488717] bond0: (slave veth1): Releasing backup interface
[  518.497407] bond0: (slave veth0): Releasing backup interface