[   54.505452][  T471] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   54.638084][  T472] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   54.784380][  T473] br0: port 1(veth0) entered blocking state
[   54.784747][  T473] br0: port 1(veth0) entered disabled state
[   54.785084][  T473] veth0: entered allmulticast mode
[   54.787392][  T473] veth0: entered promiscuous mode
[   54.921263][  T474] br0: port 2(veth1) entered blocking state
[   54.921552][  T474] br0: port 2(veth1) entered disabled state
[   54.921813][  T474] veth1: entered allmulticast mode
[   54.923027][  T474] veth1: entered promiscuous mode
[   55.090955][   T48] br0: port 1(veth0) entered blocking state
[   55.091513][   T48] br0: port 1(veth0) entered forwarding state
[   56.128990][   T48] br0: port 2(veth1) entered blocking state
[   56.129359][   T48] br0: port 2(veth1) entered forwarding state
[   57.408641][  T251] bond0: (slave veth0): link status definitely up
[   57.409336][  T251] bond0: (slave veth1): link status definitely up
[   57.409534][  T251] bond0: (slave veth0): making interface the new active one
[   57.410569][  T251] bond0: active interface up!
[   57.805194][  T251] veth1: left allmulticast mode
[   57.805437][  T251] veth1: left promiscuous mode
[   57.805736][  T251] br0: port 2(veth1) entered disabled state
[   57.807126][  T251] veth0: left allmulticast mode
[   57.807402][  T251] veth0: left promiscuous mode
[   57.807660][  T251] br0: port 1(veth0) entered disabled state
[   57.856721][  T251] bond0: (slave veth1): Releasing backup interface
[   57.881613][  T251] bond0: (slave veth0): Releasing backup interface
[   57.965186][  T251] bond0 (unregistering): Released all slaves