[  512.339343] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  512.348526] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  512.356948] br0: port 1(veth0) entered blocking state
[  512.357006] br0: port 1(veth0) entered disabled state
[  512.357060] veth0: entered allmulticast mode
[  512.357154] veth0: entered promiscuous mode
[  512.365824] br0: port 2(veth1) entered blocking state
[  512.365915] br0: port 2(veth1) entered disabled state
[  512.365966] veth1: entered allmulticast mode
[  512.366044] veth1: entered promiscuous mode
[  512.686177] br0: port 1(veth0) entered blocking state
[  512.686291] br0: port 1(veth0) entered forwarding state
[  512.686355] br0: port 2(veth1) entered blocking state
[  512.686410] br0: port 2(veth1) entered forwarding state
[  514.367182] bond0: (slave veth1): link status definitely up
[  514.367282] bond0: (slave veth1): making interface the new active one
[  514.367366] bond0: active interface up!
[  514.479909] veth1: left allmulticast mode
[  514.479966] veth1: left promiscuous mode
[  514.480025] br0: port 2(veth1) entered disabled state
[  514.480222] veth0: left allmulticast mode
[  514.480266] veth0: left promiscuous mode
[  514.480310] br0: port 1(veth0) entered disabled state
[  514.496381] bond0: (slave veth1): Releasing backup interface
[  514.510328] bond0: (slave veth0): Releasing backup interface