[  870.335482][ T9534] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  870.442945][ T9535] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  870.536849][ T9536] br0: port 1(veth0) entered blocking state
[  870.537213][ T9536] br0: port 1(veth0) entered disabled state
[  870.537504][ T9536] veth0: entered allmulticast mode
[  870.539029][ T9536] veth0: entered promiscuous mode
[  870.637121][ T9537] br0: port 2(veth1) entered blocking state
[  870.637447][ T9537] br0: port 2(veth1) entered disabled state
[  870.637708][ T9537] veth1: entered allmulticast mode
[  870.639003][ T9537] veth1: entered promiscuous mode
[  871.054407][  T155] br0: port 1(veth0) entered blocking state
[  871.054691][  T155] br0: port 1(veth0) entered forwarding state
[  871.055753][  T155] br0: port 2(veth1) entered blocking state
[  871.056008][  T155] br0: port 2(veth1) entered forwarding state
[  872.301217][ T8646] bond0: (slave veth1): link status definitely up
[  872.301650][ T8646] bond0: (slave veth1): making interface the new active one
[  872.302942][ T8646] bond0: active interface up!
[  872.793504][ T4202] veth1: left allmulticast mode
[  872.793791][ T4202] veth1: left promiscuous mode
[  872.794280][ T4202] br0: port 2(veth1) entered disabled state
[  872.797107][ T4202] veth0: left allmulticast mode
[  872.797341][ T4202] veth0: left promiscuous mode
[  872.797655][ T4202] br0: port 1(veth0) entered disabled state
[  872.984530][ T4202] bond0: (slave veth1): Releasing backup interface
[  873.139498][ T4202] bond0: (slave veth0): Releasing backup interface
[  873.526934][ T4202] bond0 (unregistering): Released all slaves