[  829.088591][ T9503] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  829.190833][ T9504] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  829.265052][ T9505] br0: port 1(veth0) entered blocking state
[  829.265922][ T9505] br0: port 1(veth0) entered disabled state
[  829.266186][ T9505] veth0: entered allmulticast mode
[  829.267449][ T9505] veth0: entered promiscuous mode
[  829.393145][ T9506] br0: port 2(veth1) entered blocking state
[  829.393576][ T9506] br0: port 2(veth1) entered disabled state
[  829.393968][ T9506] veth1: entered allmulticast mode
[  829.395958][ T9506] veth1: entered promiscuous mode
[  829.821988][ T8846] br0: port 1(veth0) entered blocking state
[  829.822332][ T8846] br0: port 1(veth0) entered forwarding state
[  829.823859][ T8846] br0: port 2(veth1) entered blocking state
[  829.824152][ T8846] br0: port 2(veth1) entered forwarding state
[  831.038422][   T11] bond0: (slave veth1): link status definitely up
[  831.038825][   T11] bond0: (slave veth1): making interface the new active one
[  831.039865][   T11] bond0: active interface up!
[  831.616652][  T257] veth1: left allmulticast mode
[  831.616887][  T257] veth1: left promiscuous mode
[  831.617234][  T257] br0: port 2(veth1) entered disabled state
[  831.619458][  T257] veth0: left allmulticast mode
[  831.619642][  T257] veth0: left promiscuous mode
[  831.619914][  T257] br0: port 1(veth0) entered disabled state
[  831.762047][  T257] bond0: (slave veth1): Releasing backup interface
[  831.877008][  T257] bond0: (slave veth0): Releasing backup interface
[  832.266266][  T257] bond0 (unregistering): Released all slaves