[  835.878940][ T9338] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  835.972429][ T9339] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  836.058800][ T9340] br0: port 1(veth0) entered blocking state
[  836.059059][ T9340] br0: port 1(veth0) entered disabled state
[  836.059303][ T9340] veth0: entered allmulticast mode
[  836.060499][ T9340] veth0: entered promiscuous mode
[  836.158129][ T9341] br0: port 2(veth1) entered blocking state
[  836.158502][ T9341] br0: port 2(veth1) entered disabled state
[  836.158802][ T9341] veth1: entered allmulticast mode
[  836.160073][ T9341] veth1: entered promiscuous mode
[  836.593985][   T39] br0: port 1(veth0) entered blocking state
[  836.594300][   T39] br0: port 1(veth0) entered forwarding state
[  836.595311][   T39] br0: port 2(veth1) entered blocking state
[  836.595565][   T39] br0: port 2(veth1) entered forwarding state
[  837.832878][ T8454] bond0: (slave veth1): link status definitely up
[  837.833270][ T8454] bond0: (slave veth1): making interface the new active one
[  837.834402][ T8454] bond0: active interface up!
[  838.278570][ T8454] veth1: left allmulticast mode
[  838.278804][ T8454] veth1: left promiscuous mode
[  838.279144][ T8454] br0: port 2(veth1) entered disabled state
[  838.281221][ T8454] veth0: left allmulticast mode
[  838.281429][ T8454] veth0: left promiscuous mode
[  838.281718][ T8454] br0: port 1(veth0) entered disabled state
[  838.433910][ T8454] bond0: (slave veth1): Releasing backup interface
[  838.539812][ T8454] bond0: (slave veth0): Releasing backup interface
[  838.733275][ T8454] bond0 (unregistering): Released all slaves