[  874.963659] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.967676] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.971456] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.975443] br0: port 1(veth0) entered blocking state
[  874.975517] br0: port 1(veth0) entered disabled state
[  874.975610] veth0: entered allmulticast mode
[  874.975719] veth0: entered promiscuous mode
[  874.979666] br0: port 2(veth1) entered blocking state
[  874.979715] br0: port 2(veth1) entered disabled state
[  874.979753] veth1: entered allmulticast mode
[  874.979796] veth1: entered promiscuous mode
[  875.968152] br0: port 1(veth0) entered blocking state
[  875.968217] br0: port 1(veth0) entered forwarding state
[  875.968257] br0: port 2(veth1) entered blocking state
[  875.968288] br0: port 2(veth1) entered forwarding state
[  878.017126] bond0: (slave veth0): link status definitely up
[  878.017183] bond0: (slave veth1): link status definitely up
[  878.017252] bond0: (slave veth0): making interface the new active one
[  878.017311] bond0: active interface up!
[  878.106316] veth1: left allmulticast mode
[  878.106342] veth1: left promiscuous mode
[  878.106371] br0: port 2(veth1) entered disabled state
[  878.106447] veth0: left allmulticast mode
[  878.106466] veth0: left promiscuous mode
[  878.106495] br0: port 1(veth0) entered disabled state
[  878.112254] bond0: (slave veth1): Releasing backup interface
[  878.115356] bond0: (slave veth0): Releasing backup interface
[  878.143158] bond0 (unregistering): Released all slaves