[  841.455309] 8021q: adding VLAN 0 to HW filter on device bond0
[  841.459682] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  841.463999] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  841.468231] br0: port 1(veth0) entered blocking state
[  841.468280] br0: port 1(veth0) entered disabled state
[  841.468318] veth0: entered allmulticast mode
[  841.468385] veth0: entered promiscuous mode
[  841.472245] br0: port 2(veth1) entered blocking state
[  841.472286] br0: port 2(veth1) entered disabled state
[  841.472320] veth1: entered allmulticast mode
[  841.472380] veth1: entered promiscuous mode
[  841.702388] br0: port 1(veth0) entered blocking state
[  841.702442] br0: port 1(veth0) entered forwarding state
[  841.702487] br0: port 2(veth1) entered blocking state
[  841.702514] br0: port 2(veth1) entered forwarding state
[  843.518368] bond0: (slave veth1): link status definitely up
[  843.518465] bond0: (slave veth1): making interface the new active one
[  843.518527] bond0: active interface up!
[  843.537138] veth1: left allmulticast mode
[  843.537177] veth1: left promiscuous mode
[  843.537210] br0: port 2(veth1) entered disabled state
[  843.537285] veth0: left allmulticast mode
[  843.537308] veth0: left promiscuous mode
[  843.537359] br0: port 1(veth0) entered disabled state
[  843.541520] bond0: (slave veth1): Releasing backup interface
[  843.544868] bond0: (slave veth0): Releasing backup interface
[  843.571401] bond0 (unregistering): Released all slaves