[  836.175820][ T9343] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  836.269164][ T9344] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  836.371490][ T9345] br0: port 1(veth0) entered blocking state
[  836.371819][ T9345] br0: port 1(veth0) entered disabled state
[  836.372116][ T9345] veth0: entered allmulticast mode
[  836.373420][ T9345] veth0: entered promiscuous mode
[  836.461396][ T9346] br0: port 2(veth1) entered blocking state
[  836.461688][ T9346] br0: port 2(veth1) entered disabled state
[  836.461948][ T9346] veth1: entered allmulticast mode
[  836.463240][ T9346] veth1: entered promiscuous mode
[  837.065027][   T63] br0: port 1(veth0) entered blocking state
[  837.065425][   T63] br0: port 1(veth0) entered forwarding state
[  837.066680][   T63] br0: port 2(veth1) entered blocking state
[  837.066950][   T63] br0: port 2(veth1) entered forwarding state
[  838.121410][ T8478] bond0: (slave veth1): link status definitely up
[  838.121869][ T8478] bond0: (slave veth1): making interface the new active one
[  838.124210][ T8478] bond0: active interface up!
[  838.605975][ T8478] veth1: left allmulticast mode
[  838.606237][ T8478] veth1: left promiscuous mode
[  838.606626][ T8478] br0: port 2(veth1) entered disabled state
[  838.608962][ T8478] veth0: left allmulticast mode
[  838.609186][ T8478] veth0: left promiscuous mode
[  838.609562][ T8478] br0: port 1(veth0) entered disabled state
[  838.787076][ T8478] bond0: (slave veth1): Releasing backup interface
[  838.871962][ T8478] bond0: (slave veth0): Releasing backup interface
[  839.264852][ T8478] bond0 (unregistering): Released all slaves