[  838.176101][ T9726] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  838.271484][ T9727] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  838.378443][ T9728] br0: port 1(veth0) entered blocking state
[  838.378867][ T9728] br0: port 1(veth0) entered disabled state
[  838.379262][ T9728] veth0: entered allmulticast mode
[  838.381274][ T9728] veth0: entered promiscuous mode
[  838.496654][ T9729] br0: port 2(veth1) entered blocking state
[  838.497010][ T9729] br0: port 2(veth1) entered disabled state
[  838.497278][ T9729] veth1: entered allmulticast mode
[  838.498503][ T9729] veth1: entered promiscuous mode
[  838.934559][   T39] br0: port 1(veth0) entered blocking state
[  838.934942][   T39] br0: port 1(veth0) entered forwarding state
[  838.936399][   T39] br0: port 2(veth1) entered blocking state
[  838.936751][   T39] br0: port 2(veth1) entered forwarding state
[  840.110539][   T11] bond0: (slave veth1): link status definitely up
[  840.111256][   T11] bond0: (slave veth1): making interface the new active one
[  840.113613][   T11] bond0: active interface up!
[  840.360656][   T11] veth1: left allmulticast mode
[  840.360910][   T11] veth1: left promiscuous mode
[  840.361227][   T11] br0: port 2(veth1) entered disabled state
[  840.363638][   T11] veth0: left allmulticast mode
[  840.363908][   T11] veth0: left promiscuous mode
[  840.364198][   T11] br0: port 1(veth0) entered disabled state
[  840.514477][   T11] bond0: (slave veth1): Releasing backup interface
[  840.686448][   T11] bond0: (slave veth0): Releasing backup interface
[  841.036459][   T11] bond0 (unregistering): Released all slaves