[  835.391839][ T9433] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  835.498776][ T9434] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  835.586882][ T9435] br0: port 1(veth0) entered blocking state
[  835.587148][ T9435] br0: port 1(veth0) entered disabled state
[  835.587422][ T9435] veth0: entered allmulticast mode
[  835.588668][ T9435] veth0: entered promiscuous mode
[  835.672921][ T9436] br0: port 2(veth1) entered blocking state
[  835.673179][ T9436] br0: port 2(veth1) entered disabled state
[  835.673427][ T9436] veth1: entered allmulticast mode
[  835.674835][ T9436] veth1: entered promiscuous mode
[  836.093688][   T39] br0: port 1(veth0) entered blocking state
[  836.093991][   T39] br0: port 1(veth0) entered forwarding state
[  836.095061][   T39] br0: port 2(veth1) entered blocking state
[  836.095317][   T39] br0: port 2(veth1) entered forwarding state
[  837.309760][ T8818] bond0: (slave veth1): link status definitely up
[  837.310185][ T8818] bond0: (slave veth1): making interface the new active one
[  837.311389][ T8818] bond0: active interface up!
[  837.767068][ T8818] veth1: left allmulticast mode
[  837.767290][ T8818] veth1: left promiscuous mode
[  837.767590][ T8818] br0: port 2(veth1) entered disabled state
[  837.769818][ T8818] veth0: left allmulticast mode
[  837.770036][ T8818] veth0: left promiscuous mode
[  837.770342][ T8818] br0: port 1(veth0) entered disabled state
[  837.958269][ T8818] bond0: (slave veth1): Releasing backup interface
[  838.081487][ T8818] bond0: (slave veth0): Releasing backup interface
[  838.468004][ T8818] bond0 (unregistering): Released all slaves