[  843.462409] 8021q: adding VLAN 0 to HW filter on device bond0
[  843.466581] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  843.470707] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  843.474684] br0: port 1(veth0) entered blocking state
[  843.474722] br0: port 1(veth0) entered disabled state
[  843.474758] veth0: entered allmulticast mode
[  843.474818] veth0: entered promiscuous mode
[  843.478915] br0: port 2(veth1) entered blocking state
[  843.478948] br0: port 2(veth1) entered disabled state
[  843.478990] veth1: entered allmulticast mode
[  843.479054] veth1: entered promiscuous mode
[  843.566904] br0: port 1(veth0) entered blocking state
[  843.566952] br0: port 1(veth0) entered forwarding state
[  843.566998] br0: port 2(veth1) entered blocking state
[  843.567034] br0: port 2(veth1) entered forwarding state
[  845.502902] bond0: (slave veth1): link status definitely up
[  845.503004] bond0: (slave veth1): making interface the new active one
[  845.503069] bond0: active interface up!
[  845.561218] veth1: left allmulticast mode
[  845.561246] veth1: left promiscuous mode
[  845.561283] br0: port 2(veth1) entered disabled state
[  845.561368] veth0: left allmulticast mode
[  845.561389] veth0: left promiscuous mode
[  845.561416] br0: port 1(veth0) entered disabled state
[  845.571473] bond0: (slave veth1): Releasing backup interface
[  845.573085] bond0: (slave veth0): Releasing backup interface
[  845.601990] bond0 (unregistering): Released all slaves