[  524.321996] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  524.338414] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  524.352270] br0: port 1(veth0) entered blocking state
[  524.352329] br0: port 1(veth0) entered disabled state
[  524.352376] veth0: entered allmulticast mode
[  524.352456] veth0: entered promiscuous mode
[  524.368897] br0: port 2(veth1) entered blocking state
[  524.368973] br0: port 2(veth1) entered disabled state
[  524.369029] veth1: entered allmulticast mode
[  524.369146] veth1: entered promiscuous mode
[  525.304658] br0: port 1(veth0) entered blocking state
[  525.304783] br0: port 1(veth0) entered forwarding state
[  525.304865] br0: port 2(veth1) entered blocking state
[  525.304918] br0: port 2(veth1) entered forwarding state
[  526.392659] bond0: (slave veth1): link status definitely up
[  526.392775] bond0: (slave veth1): making interface the new active one
[  526.392844] bond0: active interface up!
[  526.469022] veth1: left allmulticast mode
[  526.469085] veth1: left promiscuous mode
[  526.469138] br0: port 2(veth1) entered disabled state
[  526.469257] veth0: left allmulticast mode
[  526.469302] veth0: left promiscuous mode
[  526.469355] br0: port 1(veth0) entered disabled state
[  526.491805] bond0: (slave veth1): Releasing backup interface
[  526.494807] bond0: (slave veth0): Releasing backup interface
[  526.524873] bond0 (unregistering): Released all slaves