[  512.307585] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.316655] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.325480] br0: port 1(veth0) entered blocking state
[  512.325549] br0: port 1(veth0) entered disabled state
[  512.325602] veth0: entered allmulticast mode
[  512.325688] veth0: entered promiscuous mode
[  512.335371] br0: port 2(veth1) entered blocking state
[  512.335450] br0: port 2(veth1) entered disabled state
[  512.335500] veth1: entered allmulticast mode
[  512.335581] veth1: entered promiscuous mode
[  512.747937] br0: port 1(veth0) entered blocking state
[  512.747993] br0: port 1(veth0) entered forwarding state
[  512.748065] br0: port 2(veth1) entered blocking state
[  512.748103] br0: port 2(veth1) entered forwarding state
[  514.363974] bond0: (slave veth1): link status definitely up
[  514.364111] bond0: (slave veth1): making interface the new active one
[  514.364229] bond0: active interface up!
[  514.449803] veth1: left allmulticast mode
[  514.449897] veth1: left promiscuous mode
[  514.449951] br0: port 2(veth1) entered disabled state
[  514.450105] veth0: left allmulticast mode
[  514.450149] veth0: left promiscuous mode
[  514.450192] br0: port 1(veth0) entered disabled state
[  514.470123] bond0: (slave veth1): Releasing backup interface
[  514.482078] bond0: (slave veth0): Releasing backup interface
[  514.503066] bond0 (unregistering): Released all slaves