[  512.467477] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.477306] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.486954] br0: port 1(veth0) entered blocking state
[  512.487048] br0: port 1(veth0) entered disabled state
[  512.487119] veth0: entered allmulticast mode
[  512.487209] veth0: entered promiscuous mode
[  512.496863] br0: port 2(veth1) entered blocking state
[  512.496933] br0: port 2(veth1) entered disabled state
[  512.496984] veth1: entered allmulticast mode
[  512.497067] veth1: entered promiscuous mode
[  512.677086] br0: port 1(veth0) entered blocking state
[  512.677179] br0: port 1(veth0) entered forwarding state
[  512.677249] br0: port 2(veth1) entered blocking state
[  512.677287] br0: port 2(veth1) entered forwarding state
[  514.484145] bond0: (slave veth1): link status definitely up
[  514.484300] bond0: (slave veth1): making interface the new active one
[  514.484406] bond0: active interface up!
[  514.578049] veth1: left allmulticast mode
[  514.578127] veth1: left promiscuous mode
[  514.578202] br0: port 2(veth1) entered disabled state
[  514.578329] veth0: left allmulticast mode
[  514.578377] veth0: left promiscuous mode
[  514.578421] br0: port 1(veth0) entered disabled state
[  514.594480] bond0: (slave veth1): Releasing backup interface
[  514.601253] bond0: (slave veth0): Releasing backup interface
[  514.637246] bond0 (unregistering): Released all slaves