[  523.643181] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.657027] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.671813] br0: port 1(veth0) entered blocking state
[  523.671863] br0: port 1(veth0) entered disabled state
[  523.671905] veth0: entered allmulticast mode
[  523.671975] veth0: entered promiscuous mode
[  523.686027] br0: port 2(veth1) entered blocking state
[  523.686098] br0: port 2(veth1) entered disabled state
[  523.686144] veth1: entered allmulticast mode
[  523.686223] veth1: entered promiscuous mode
[  524.602700] br0: port 1(veth0) entered blocking state
[  524.602806] br0: port 1(veth0) entered forwarding state
[  524.602878] br0: port 2(veth1) entered blocking state
[  524.602919] br0: port 2(veth1) entered forwarding state
[  525.690745] bond0: (slave veth1): link status definitely up
[  525.690862] bond0: (slave veth1): making interface the new active one
[  525.690951] bond0: active interface up!
[  525.797207] veth1: left allmulticast mode
[  525.797279] veth1: left promiscuous mode
[  525.797338] br0: port 2(veth1) entered disabled state
[  525.797466] veth0: left allmulticast mode
[  525.797514] veth0: left promiscuous mode
[  525.797567] br0: port 1(veth0) entered disabled state
[  525.818195] bond0: (slave veth1): Releasing backup interface
[  525.822722] bond0: (slave veth0): Releasing backup interface