[  872.109659][ T9542] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.238123][ T9543] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.350881][ T9544] br0: port 1(veth0) entered blocking state
[  872.351190][ T9544] br0: port 1(veth0) entered disabled state
[  872.351438][ T9544] veth0: entered allmulticast mode
[  872.352673][ T9544] veth0: entered promiscuous mode
[  872.461404][ T9545] br0: port 2(veth1) entered blocking state
[  872.461698][ T9545] br0: port 2(veth1) entered disabled state
[  872.461937][ T9545] veth1: entered allmulticast mode
[  872.463179][ T9545] veth1: entered promiscuous mode
[  872.812366][ T8301] br0: port 1(veth0) entered blocking state
[  872.812722][ T8301] br0: port 1(veth0) entered forwarding state
[  872.813903][ T8301] br0: port 2(veth1) entered blocking state
[  872.814224][ T8301] br0: port 2(veth1) entered forwarding state
[  874.052624][ T8669] bond0: (slave veth1): link status definitely up
[  874.053105][ T8669] bond0: (slave veth1): making interface the new active one
[  874.054561][ T8669] bond0: active interface up!
[  874.256266][ T8669] veth1: left allmulticast mode
[  874.256490][ T8669] veth1: left promiscuous mode
[  874.256801][ T8669] br0: port 2(veth1) entered disabled state
[  874.259376][ T8669] veth0: left allmulticast mode
[  874.259595][ T8669] veth0: left promiscuous mode
[  874.259904][ T8669] br0: port 1(veth0) entered disabled state
[  874.403692][ T8669] bond0: (slave veth1): Releasing backup interface
[  874.590859][ T8669] bond0: (slave veth0): Releasing backup interface
[  874.970564][ T8669] bond0 (unregistering): Released all slaves