[  848.919393][ T9235] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  849.007579][ T9236] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  849.109960][ T9237] br0: port 1(veth0) entered blocking state
[  849.110415][ T9237] br0: port 1(veth0) entered disabled state
[  849.110850][ T9237] veth0: entered allmulticast mode
[  849.112846][ T9237] veth0: entered promiscuous mode
[  849.199378][ T9238] br0: port 2(veth1) entered blocking state
[  849.199667][ T9238] br0: port 2(veth1) entered disabled state
[  849.199927][ T9238] veth1: entered allmulticast mode
[  849.201207][ T9238] veth1: entered promiscuous mode
[  849.653634][   T37] br0: port 1(veth0) entered blocking state
[  849.653931][   T37] br0: port 1(veth0) entered forwarding state
[  849.654911][   T37] br0: port 2(veth1) entered blocking state
[  849.655121][   T37] br0: port 2(veth1) entered forwarding state
[  850.869648][   T11] bond0: (slave veth1): link status definitely up
[  850.870045][   T11] bond0: (slave veth1): making interface the new active one
[  850.871138][   T11] bond0: active interface up!
[  851.266553][ T8337] veth1: left allmulticast mode
[  851.266835][ T8337] veth1: left promiscuous mode
[  851.267331][ T8337] br0: port 2(veth1) entered disabled state
[  851.270595][ T8337] veth0: left allmulticast mode
[  851.270797][ T8337] veth0: left promiscuous mode
[  851.271199][ T8337] br0: port 1(veth0) entered disabled state
[  851.465812][ T8337] bond0: (slave veth1): Releasing backup interface
[  851.584879][ T8337] bond0: (slave veth0): Releasing backup interface
[  851.963003][ T8337] bond0 (unregistering): Released all slaves