[  726.843879] 8021q: adding VLAN 0 to HW filter on device bond0
[  726.846582] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  726.849583] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  726.852369] br0: port 1(veth0) entered blocking state
[  726.852432] br0: port 1(veth0) entered disabled state
[  726.852501] veth0: entered allmulticast mode
[  726.852600] veth0: entered promiscuous mode
[  726.855360] br0: port 2(veth1) entered blocking state
[  726.855397] br0: port 2(veth1) entered disabled state
[  726.855431] veth1: entered allmulticast mode
[  726.855487] veth1: entered promiscuous mode
[  727.876883] br0: port 1(veth0) entered blocking state
[  727.876978] br0: port 1(veth0) entered forwarding state
[  727.877079] br0: port 2(veth1) entered blocking state
[  727.877145] br0: port 2(veth1) entered forwarding state
[  728.901876] bond0: (slave veth1): link status definitely up
[  728.901969] bond0: (slave veth1): making interface the new active one
[  728.902056] bond0: active interface up!
[  728.968975] veth1: left allmulticast mode
[  728.969050] veth1: left promiscuous mode
[  728.969115] br0: port 2(veth1) entered disabled state
[  728.969269] veth0: left allmulticast mode
[  728.969344] veth0: left promiscuous mode
[  728.969413] br0: port 1(veth0) entered disabled state
[  728.991049] bond0: (slave veth1): Releasing backup interface
[  728.997002] bond0: (slave veth0): Releasing backup interface
[  729.022977] bond0 (unregistering): Released all slaves