[  834.310121][ T9419] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  834.393171][ T9420] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.497130][ T9421] br0: port 1(veth0) entered blocking state
[  834.497608][ T9421] br0: port 1(veth0) entered disabled state
[  834.498002][ T9421] veth0: entered allmulticast mode
[  834.500614][ T9421] veth0: entered promiscuous mode
[  834.606960][ T9422] br0: port 2(veth1) entered blocking state
[  834.607216][ T9422] br0: port 2(veth1) entered disabled state
[  834.607940][ T9422] veth1: entered allmulticast mode
[  834.609173][ T9422] veth1: entered promiscuous mode
[  835.019032][ T5488] br0: port 1(veth0) entered blocking state
[  835.019398][ T5488] br0: port 1(veth0) entered forwarding state
[  835.020452][ T5488] br0: port 2(veth1) entered blocking state
[  835.020697][ T5488] br0: port 2(veth1) entered forwarding state
[  836.234752][   T64] bond0: (slave veth1): link status definitely up
[  836.235223][   T64] bond0: (slave veth1): making interface the new active one
[  836.236506][   T64] bond0: active interface up!
[  836.735106][   T64] veth1: left allmulticast mode
[  836.735416][   T64] veth1: left promiscuous mode
[  836.735759][   T64] br0: port 2(veth1) entered disabled state
[  836.738057][   T64] veth0: left allmulticast mode
[  836.738307][   T64] veth0: left promiscuous mode
[  836.738630][   T64] br0: port 1(veth0) entered disabled state
[  836.905214][   T64] bond0: (slave veth1): Releasing backup interface
[  837.039759][   T64] bond0: (slave veth0): Releasing backup interface
[  837.376320][   T64] bond0 (unregistering): Released all slaves