[  874.379769] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.383411] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.386986] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.390554] br0: port 1(veth0) entered blocking state
[  874.390621] br0: port 1(veth0) entered disabled state
[  874.390690] veth0: entered allmulticast mode
[  874.390786] veth0: entered promiscuous mode
[  874.394345] br0: port 2(veth1) entered blocking state
[  874.394378] br0: port 2(veth1) entered disabled state
[  874.394412] veth1: entered allmulticast mode
[  874.394465] veth1: entered promiscuous mode
[  875.403930] br0: port 1(veth0) entered blocking state
[  875.403993] br0: port 1(veth0) entered forwarding state
[  875.404038] br0: port 2(veth1) entered blocking state
[  875.404069] br0: port 2(veth1) entered forwarding state
[  876.427912] bond0: (slave veth0): link status definitely up
[  876.427976] bond0: (slave veth1): link status definitely up
[  876.428043] bond0: (slave veth0): making interface the new active one
[  876.428102] bond0: active interface up!
[  876.452358] veth1: left allmulticast mode
[  876.452393] veth1: left promiscuous mode
[  876.452425] br0: port 2(veth1) entered disabled state
[  876.452535] veth0: left allmulticast mode
[  876.452559] veth0: left promiscuous mode
[  876.452583] br0: port 1(veth0) entered disabled state
[  876.458067] bond0: (slave veth1): Releasing backup interface
[  876.464040] bond0: (slave veth0): Releasing backup interface
[  876.499937] bond0 (unregistering): Released all slaves