[  900.248993] 8021q: adding VLAN 0 to HW filter on device bond0
[  900.252515] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  900.256016] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  900.259423] br0: port 1(veth0) entered blocking state
[  900.259485] br0: port 1(veth0) entered disabled state
[  900.259550] veth0: entered allmulticast mode
[  900.259643] veth0: entered promiscuous mode
[  900.263190] br0: port 2(veth1) entered blocking state
[  900.263229] br0: port 2(veth1) entered disabled state
[  900.263255] veth1: entered allmulticast mode
[  900.263310] veth1: entered promiscuous mode
[  901.258348] br0: port 1(veth0) entered blocking state
[  901.258406] br0: port 1(veth0) entered forwarding state
[  901.258450] br0: port 2(veth1) entered blocking state
[  901.258483] br0: port 2(veth1) entered forwarding state
[  903.306301] bond0: (slave veth0): link status definitely up
[  903.306362] bond0: (slave veth1): link status definitely up
[  903.306427] bond0: (slave veth0): making interface the new active one
[  903.306487] bond0: active interface up!
[  903.393037] veth1: left allmulticast mode
[  903.393080] veth1: left promiscuous mode
[  903.393111] br0: port 2(veth1) entered disabled state
[  903.393197] veth0: left allmulticast mode
[  903.393221] veth0: left promiscuous mode
[  903.393247] br0: port 1(veth0) entered disabled state
[  903.400426] bond0: (slave veth1): Releasing backup interface
[  903.410426] bond0: (slave veth0): Releasing backup interface
[  903.437321] bond0 (unregistering): Released all slaves