[  877.042367][ T9484] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.156999][ T9485] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.250268][ T9486] br0: port 1(veth0) entered blocking state
[  877.251280][ T9486] br0: port 1(veth0) entered disabled state
[  877.251567][ T9486] veth0: entered allmulticast mode
[  877.252819][ T9486] veth0: entered promiscuous mode
[  877.360336][ T9487] br0: port 2(veth1) entered blocking state
[  877.360759][ T9487] br0: port 2(veth1) entered disabled state
[  877.361134][ T9487] veth1: entered allmulticast mode
[  877.363131][ T9487] veth1: entered promiscuous mode
[  877.799867][ T4214] br0: port 1(veth0) entered blocking state
[  877.800133][ T4214] br0: port 1(veth0) entered forwarding state
[  877.801058][ T4214] br0: port 2(veth1) entered blocking state
[  877.801269][ T4214] br0: port 2(veth1) entered forwarding state
[  878.983019][ T5808] bond0: (slave veth1): link status definitely up
[  878.983396][ T5808] bond0: (slave veth1): making interface the new active one
[  878.984451][ T5808] bond0: active interface up!
[  879.167876][ T5808] veth1: left allmulticast mode
[  879.168077][ T5808] veth1: left promiscuous mode
[  879.168384][ T5808] br0: port 2(veth1) entered disabled state
[  879.170408][ T5808] veth0: left allmulticast mode
[  879.170581][ T5808] veth0: left promiscuous mode
[  879.170844][ T5808] br0: port 1(veth0) entered disabled state
[  879.366748][ T5808] bond0: (slave veth1): Releasing backup interface
[  879.574380][ T5808] bond0: (slave veth0): Releasing backup interface
[  879.959298][ T5808] bond0 (unregistering): Released all slaves