[  830.574537][ T9495] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  830.679081][ T9496] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  830.762789][ T9497] br0: port 1(veth0) entered blocking state
[  830.763069][ T9497] br0: port 1(veth0) entered disabled state
[  830.763335][ T9497] veth0: entered allmulticast mode
[  830.764593][ T9497] veth0: entered promiscuous mode
[  830.871947][ T9498] br0: port 2(veth1) entered blocking state
[  830.872444][ T9498] br0: port 2(veth1) entered disabled state
[  830.872858][ T9498] veth1: entered allmulticast mode
[  830.874960][ T9498] veth1: entered promiscuous mode
[  831.301643][ T8560] br0: port 1(veth0) entered blocking state
[  831.302001][ T8560] br0: port 1(veth0) entered forwarding state
[  831.303484][ T8560] br0: port 2(veth1) entered blocking state
[  831.303802][ T8560] br0: port 2(veth1) entered forwarding state
[  832.516921][ T8860] bond0: (slave veth1): link status definitely up
[  832.517507][ T8860] bond0: (slave veth1): making interface the new active one
[  832.519686][ T8860] bond0: active interface up!
[  832.838252][ T8860] veth1: left allmulticast mode
[  832.838460][ T8860] veth1: left promiscuous mode
[  832.838753][ T8860] br0: port 2(veth1) entered disabled state
[  832.841150][ T8860] veth0: left allmulticast mode
[  832.841379][ T8860] veth0: left promiscuous mode
[  832.841660][ T8860] br0: port 1(veth0) entered disabled state
[  833.025887][ T8860] bond0: (slave veth1): Releasing backup interface
[  833.165410][ T8860] bond0: (slave veth0): Releasing backup interface
[  833.369032][ T8860] bond0 (unregistering): Released all slaves