[   44.249470][  T486] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   44.377657][  T487] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   44.495878][  T488] br0: port 1(veth0) entered blocking state
[   44.496341][  T488] br0: port 1(veth0) entered disabled state
[   44.496772][  T488] veth0: entered allmulticast mode
[   44.498945][  T488] veth0: entered promiscuous mode
[   44.630834][  T489] br0: port 2(veth1) entered blocking state
[   44.631312][  T489] br0: port 2(veth1) entered disabled state
[   44.631715][  T489] veth1: entered allmulticast mode
[   44.634130][  T489] veth1: entered promiscuous mode
[   44.840223][   T38] br0: port 1(veth0) entered blocking state
[   44.840744][   T38] br0: port 1(veth0) entered forwarding state
[   45.865142][   T37] br0: port 2(veth1) entered blocking state
[   45.865548][   T37] br0: port 2(veth1) entered forwarding state
[   47.143708][   T12] bond0: (slave veth0): link status definitely up
[   47.144491][   T12] bond0: (slave veth1): link status definitely up
[   47.144783][   T12] bond0: (slave veth0): making interface the new active one
[   47.146098][   T12] bond0: active interface up!
[   47.555707][  T252] veth1: left allmulticast mode
[   47.556069][  T252] veth1: left promiscuous mode
[   47.556653][  T252] br0: port 2(veth1) entered disabled state
[   47.559026][  T252] veth0: left allmulticast mode
[   47.559304][  T252] veth0: left promiscuous mode
[   47.559726][  T252] br0: port 1(veth0) entered disabled state
[   47.692514][  T252] bond0: (slave veth1): Releasing backup interface
[   47.809783][  T252] bond0: (slave veth0): Releasing backup interface
[   48.932084][  T252] bond0 (unregistering): Released all slaves