[  876.864234] 8021q: adding VLAN 0 to HW filter on device bond0
[  876.868076] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  876.872149] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  876.875997] br0: port 1(veth0) entered blocking state
[  876.876062] br0: port 1(veth0) entered disabled state
[  876.876137] veth0: entered allmulticast mode
[  876.876236] veth0: entered promiscuous mode
[  876.880299] br0: port 2(veth1) entered blocking state
[  876.880333] br0: port 2(veth1) entered disabled state
[  876.880365] veth1: entered allmulticast mode
[  876.880420] veth1: entered promiscuous mode
[  877.094637] br0: port 1(veth0) entered blocking state
[  877.094697] br0: port 1(veth0) entered forwarding state
[  877.094752] br0: port 2(veth1) entered blocking state
[  877.094784] br0: port 2(veth1) entered forwarding state
[  878.910601] bond0: (slave veth1): link status definitely up
[  878.910708] bond0: (slave veth1): making interface the new active one
[  878.910773] bond0: active interface up!
[  878.950676] veth1: left allmulticast mode
[  878.950721] veth1: left promiscuous mode
[  878.950755] br0: port 2(veth1) entered disabled state
[  878.950850] veth0: left allmulticast mode
[  878.950873] veth0: left promiscuous mode
[  878.950901] br0: port 1(veth0) entered disabled state
[  878.960025] bond0: (slave veth1): Releasing backup interface
[  878.962722] bond0: (slave veth0): Releasing backup interface
[  878.995636] bond0 (unregistering): Released all slaves