[  833.389977][ T9214] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.480252][ T9215] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  833.566744][ T9216] br0: port 1(veth0) entered blocking state
[  833.566991][ T9216] br0: port 1(veth0) entered disabled state
[  833.567244][ T9216] veth0: entered allmulticast mode
[  833.568818][ T9216] veth0: entered promiscuous mode
[  833.654888][ T9217] br0: port 2(veth1) entered blocking state
[  833.655148][ T9217] br0: port 2(veth1) entered disabled state
[  833.655386][ T9217] veth1: entered allmulticast mode
[  833.656653][ T9217] veth1: entered promiscuous mode
[  834.124044][ T6442] br0: port 1(veth0) entered blocking state
[  834.124330][ T6442] br0: port 1(veth0) entered forwarding state
[  834.125317][ T6442] br0: port 2(veth1) entered blocking state
[  834.125572][ T6442] br0: port 2(veth1) entered forwarding state
[  835.380174][ T1588] bond0: (slave veth1): link status definitely up
[  835.380724][ T1588] bond0: (slave veth1): making interface the new active one
[  835.381995][ T1588] bond0: active interface up!
[  835.701550][ T8729] veth1: left allmulticast mode
[  835.701835][ T8729] veth1: left promiscuous mode
[  835.702255][ T8729] br0: port 2(veth1) entered disabled state
[  835.705504][ T8729] veth0: left allmulticast mode
[  835.705720][ T8729] veth0: left promiscuous mode
[  835.706090][ T8729] br0: port 1(veth0) entered disabled state
[  835.842384][ T8729] bond0: (slave veth1): Releasing backup interface
[  836.014901][ T8729] bond0: (slave veth0): Releasing backup interface
[  836.366788][ T8729] bond0 (unregistering): Released all slaves