[  874.048196] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.052514] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.056407] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.060041] br0: port 1(veth0) entered blocking state
[  874.060074] br0: port 1(veth0) entered disabled state
[  874.060110] veth0: entered allmulticast mode
[  874.060167] veth0: entered promiscuous mode
[  874.063992] br0: port 2(veth1) entered blocking state
[  874.064064] br0: port 2(veth1) entered disabled state
[  874.064138] veth1: entered allmulticast mode
[  874.064238] veth1: entered promiscuous mode
[  874.391989] br0: port 1(veth0) entered blocking state
[  874.392087] br0: port 1(veth0) entered forwarding state
[  874.392177] br0: port 2(veth1) entered blocking state
[  874.392248] br0: port 2(veth1) entered forwarding state
[  876.095951] bond0: (slave veth1): link status definitely up
[  876.096051] bond0: (slave veth1): making interface the new active one
[  876.096114] bond0: active interface up!
[  876.138690] veth1: left allmulticast mode
[  876.138732] veth1: left promiscuous mode
[  876.138798] br0: port 2(veth1) entered disabled state
[  876.138914] veth0: left allmulticast mode
[  876.138994] veth0: left promiscuous mode
[  876.139029] br0: port 1(veth0) entered disabled state
[  876.148122] bond0: (slave veth1): Releasing backup interface
[  876.158073] bond0: (slave veth0): Releasing backup interface
[  876.182978] bond0 (unregistering): Released all slaves