[  520.231529] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.246346] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.261869] br0: port 1(veth0) entered blocking state
[  520.261939] br0: port 1(veth0) entered disabled state
[  520.261998] veth0: entered allmulticast mode
[  520.262092] veth0: entered promiscuous mode
[  520.276371] br0: port 2(veth1) entered blocking state
[  520.276417] br0: port 2(veth1) entered disabled state
[  520.276455] veth1: entered allmulticast mode
[  520.276520] veth1: entered promiscuous mode
[  520.357688] br0: port 1(veth0) entered blocking state
[  520.357782] br0: port 1(veth0) entered forwarding state
[  520.357863] br0: port 2(veth1) entered blocking state
[  520.357911] br0: port 2(veth1) entered forwarding state
[  522.299730] bond0: (slave veth1): link status definitely up
[  522.299825] bond0: (slave veth1): making interface the new active one
[  522.299887] bond0: active interface up!
[  522.366970] veth1: left allmulticast mode
[  522.367016] veth1: left promiscuous mode
[  522.367052] br0: port 2(veth1) entered disabled state
[  522.367271] veth0: left allmulticast mode
[  522.367311] veth0: left promiscuous mode
[  522.367341] br0: port 1(veth0) entered disabled state
[  522.387037] bond0: (slave veth1): Releasing backup interface
[  522.389845] bond0: (slave veth0): Releasing backup interface
[  522.417879] bond0 (unregistering): Released all slaves