[  877.896576] 8021q: adding VLAN 0 to HW filter on device bond0
[  877.900298] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.904210] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.907817] br0: port 1(veth0) entered blocking state
[  877.907884] br0: port 1(veth0) entered disabled state
[  877.907958] veth0: entered allmulticast mode
[  877.908054] veth0: entered promiscuous mode
[  877.911861] br0: port 2(veth1) entered blocking state
[  877.911899] br0: port 2(veth1) entered disabled state
[  877.911937] veth1: entered allmulticast mode
[  877.912010] veth1: entered promiscuous mode
[  878.223761] br0: port 1(veth0) entered blocking state
[  878.223833] br0: port 1(veth0) entered forwarding state
[  878.223890] br0: port 2(veth1) entered blocking state
[  878.223924] br0: port 2(veth1) entered forwarding state
[  879.943715] bond0: (slave veth1): link status definitely up
[  879.943828] bond0: (slave veth1): making interface the new active one
[  879.943914] bond0: active interface up!
[  879.987628] veth1: left allmulticast mode
[  879.987670] veth1: left promiscuous mode
[  879.987712] br0: port 2(veth1) entered disabled state
[  879.987801] veth0: left allmulticast mode
[  879.987854] veth0: left promiscuous mode
[  879.987889] br0: port 1(veth0) entered disabled state
[  879.995465] bond0: (slave veth1): Releasing backup interface
[  879.998849] bond0: (slave veth0): Releasing backup interface
[  880.024758] bond0 (unregistering): Released all slaves