[  520.568356] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.583874] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.599413] br0: port 1(veth0) entered blocking state
[  520.599484] br0: port 1(veth0) entered disabled state
[  520.599542] veth0: entered allmulticast mode
[  520.599634] veth0: entered promiscuous mode
[  520.614839] br0: port 2(veth1) entered blocking state
[  520.614908] br0: port 2(veth1) entered disabled state
[  520.614960] veth1: entered allmulticast mode
[  520.615040] veth1: entered promiscuous mode
[  521.529774] br0: port 1(veth0) entered blocking state
[  521.529867] br0: port 1(veth0) entered forwarding state
[  521.529942] br0: port 2(veth1) entered blocking state
[  521.529989] br0: port 2(veth1) entered forwarding state
[  522.617783] bond0: (slave veth1): link status definitely up
[  522.617900] bond0: (slave veth1): making interface the new active one
[  522.617962] bond0: active interface up!
[  522.690127] veth1: left allmulticast mode
[  522.690184] veth1: left promiscuous mode
[  522.690229] br0: port 2(veth1) entered disabled state
[  522.690442] veth0: left allmulticast mode
[  522.690486] veth0: left promiscuous mode
[  522.690523] br0: port 1(veth0) entered disabled state
[  522.717977] bond0: (slave veth1): Releasing backup interface
[  522.729919] bond0: (slave veth0): Releasing backup interface
[  522.759919] bond0 (unregistering): Released all slaves