[  876.705898] 8021q: adding VLAN 0 to HW filter on device bond0
[  876.709374] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  876.712852] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  876.716304] br0: port 1(veth0) entered blocking state
[  876.716333] br0: port 1(veth0) entered disabled state
[  876.716371] veth0: entered allmulticast mode
[  876.716425] veth0: entered promiscuous mode
[  876.719853] br0: port 2(veth1) entered blocking state
[  876.719917] br0: port 2(veth1) entered disabled state
[  876.719987] veth1: entered allmulticast mode
[  876.720071] veth1: entered promiscuous mode
[  877.714258] br0: port 1(veth0) entered blocking state
[  877.714333] br0: port 1(veth0) entered forwarding state
[  877.714415] br0: port 2(veth1) entered blocking state
[  877.714480] br0: port 2(veth1) entered forwarding state
[  878.737266] bond0: (slave veth0): link status definitely up
[  878.737324] bond0: (slave veth1): link status definitely up
[  878.737389] bond0: (slave veth0): making interface the new active one
[  878.737444] bond0: active interface up!
[  878.770054] veth1: left allmulticast mode
[  878.770088] veth1: left promiscuous mode
[  878.770155] br0: port 2(veth1) entered disabled state
[  878.770306] veth0: left allmulticast mode
[  878.770335] veth0: left promiscuous mode
[  878.770364] br0: port 1(veth0) entered disabled state
[  878.775397] bond0: (slave veth1): Releasing backup interface
[  878.781386] bond0: (slave veth0): Releasing backup interface
[  878.815290] bond0 (unregistering): Released all slaves