[  872.408501] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.411442] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.414310] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.417290] br0: port 1(veth0) entered blocking state
[  872.417368] br0: port 1(veth0) entered disabled state
[  872.417469] veth0: entered allmulticast mode
[  872.417561] veth0: entered promiscuous mode
[  872.420591] br0: port 2(veth1) entered blocking state
[  872.420637] br0: port 2(veth1) entered disabled state
[  872.420677] veth1: entered allmulticast mode
[  872.420760] veth1: entered promiscuous mode
[  872.488999] br0: port 1(veth0) entered blocking state
[  872.489058] br0: port 1(veth0) entered forwarding state
[  872.489109] br0: port 2(veth1) entered blocking state
[  872.489137] br0: port 2(veth1) entered forwarding state
[  874.440003] bond0: (slave veth1): link status definitely up
[  874.440084] bond0: (slave veth1): making interface the new active one
[  874.440137] bond0: active interface up!
[  874.547341] veth1: left allmulticast mode
[  874.547374] veth1: left promiscuous mode
[  874.547458] br0: port 2(veth1) entered disabled state
[  874.547570] veth0: left allmulticast mode
[  874.547597] veth0: left promiscuous mode
[  874.547622] br0: port 1(veth0) entered disabled state
[  874.554147] bond0: (slave veth1): Releasing backup interface
[  874.559095] bond0: (slave veth0): Releasing backup interface
[  874.597014] bond0 (unregistering): Released all slaves