[  877.527730] 8021q: adding VLAN 0 to HW filter on device bond0
[  877.531193] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.534644] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.537988] br0: port 1(veth0) entered blocking state
[  877.538052] br0: port 1(veth0) entered disabled state
[  877.538122] veth0: entered allmulticast mode
[  877.538211] veth0: entered promiscuous mode
[  877.541615] br0: port 2(veth1) entered blocking state
[  877.541648] br0: port 2(veth1) entered disabled state
[  877.541685] veth1: entered allmulticast mode
[  877.541743] veth1: entered promiscuous mode
[  877.890277] br0: port 1(veth0) entered blocking state
[  877.890324] br0: port 1(veth0) entered forwarding state
[  877.890366] br0: port 2(veth1) entered blocking state
[  877.890404] br0: port 2(veth1) entered forwarding state
[  879.563271] bond0: (slave veth1): link status definitely up
[  879.563382] bond0: (slave veth1): making interface the new active one
[  879.563477] bond0: active interface up!
[  879.590867] veth1: left allmulticast mode
[  879.590925] veth1: left promiscuous mode
[  879.591020] br0: port 2(veth1) entered disabled state
[  879.591174] veth0: left allmulticast mode
[  879.591240] veth0: left promiscuous mode
[  879.591337] br0: port 1(veth0) entered disabled state
[  879.599066] bond0: (slave veth1): Releasing backup interface
[  879.602413] bond0: (slave veth0): Releasing backup interface
[  879.631310] bond0 (unregistering): Released all slaves