[  838.236345] 8021q: adding VLAN 0 to HW filter on device bond0
[  838.240063] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  838.243745] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  838.247340] br0: port 1(veth0) entered blocking state
[  838.247370] br0: port 1(veth0) entered disabled state
[  838.247405] veth0: entered allmulticast mode
[  838.247457] veth0: entered promiscuous mode
[  838.251052] br0: port 2(veth1) entered blocking state
[  838.251082] br0: port 2(veth1) entered disabled state
[  838.251113] veth1: entered allmulticast mode
[  838.251167] veth1: entered promiscuous mode
[  839.234063] br0: port 1(veth0) entered blocking state
[  839.234113] br0: port 1(veth0) entered forwarding state
[  839.234160] br0: port 2(veth1) entered blocking state
[  839.234188] br0: port 2(veth1) entered forwarding state
[  840.321026] bond0: (slave veth1): link status definitely up
[  840.321117] bond0: (slave veth1): making interface the new active one
[  840.321177] bond0: active interface up!
[  840.428065] veth1: left allmulticast mode
[  840.428098] veth1: left promiscuous mode
[  840.428132] br0: port 2(veth1) entered disabled state
[  840.428314] veth0: left allmulticast mode
[  840.428345] veth0: left promiscuous mode
[  840.428376] br0: port 1(veth0) entered disabled state
[  840.436350] bond0: (slave veth1): Releasing backup interface
[  840.440204] bond0: (slave veth0): Releasing backup interface
[  840.475130] bond0 (unregistering): Released all slaves