[  751.075300] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  751.086049] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  751.097185] br0: port 1(veth0) entered blocking state
[  751.097272] br0: port 1(veth0) entered disabled state
[  751.097336] veth0: entered allmulticast mode
[  751.097430] veth0: entered promiscuous mode
[  751.107911] br0: port 2(veth1) entered blocking state
[  751.108002] br0: port 2(veth1) entered disabled state
[  751.108056] veth1: entered allmulticast mode
[  751.108141] veth1: entered promiscuous mode
[  752.057723] br0: port 1(veth0) entered blocking state
[  752.057859] br0: port 1(veth0) entered forwarding state
[  752.057946] br0: port 2(veth1) entered blocking state
[  752.058006] br0: port 2(veth1) entered forwarding state
[  753.146703] bond0: (slave veth1): link status definitely up
[  753.146823] bond0: (slave veth1): making interface the new active one
[  753.146925] bond0: active interface up!
[  753.293635] veth1: left allmulticast mode
[  753.293769] veth1: left promiscuous mode
[  753.293846] br0: port 2(veth1) entered disabled state
[  753.294014] veth0: left allmulticast mode
[  753.294083] veth0: left promiscuous mode
[  753.294155] br0: port 1(veth0) entered disabled state
[  753.310975] bond0: (slave veth1): Releasing backup interface
[  753.314305] bond0: (slave veth0): Releasing backup interface
[  753.339965] bond0 (unregistering): Released all slaves