[  850.522443][ T9410] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  850.606558][ T9411] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  850.693435][ T9412] br0: port 1(veth0) entered blocking state
[  850.693730][ T9412] br0: port 1(veth0) entered disabled state
[  850.694021][ T9412] veth0: entered allmulticast mode
[  850.695318][ T9412] veth0: entered promiscuous mode
[  850.793179][ T9413] br0: port 2(veth1) entered blocking state
[  850.793468][ T9413] br0: port 2(veth1) entered disabled state
[  850.793752][ T9413] veth1: entered allmulticast mode
[  850.795533][ T9413] veth1: entered promiscuous mode
[  851.588750][ T5418] br0: port 1(veth0) entered blocking state
[  851.589074][ T5418] br0: port 1(veth0) entered forwarding state
[  851.590087][ T5418] br0: port 2(veth1) entered blocking state
[  851.590353][ T5418] br0: port 2(veth1) entered forwarding state
[  853.508618][   T12] bond0: (slave veth0): link status definitely up
[  853.509165][   T12] bond0: (slave veth1): link status definitely up
[  853.509347][   T12] bond0: (slave veth0): making interface the new active one
[  853.510439][   T12] bond0: active interface up!
[  853.937104][   T12] veth1: left allmulticast mode
[  853.937394][   T12] veth1: left promiscuous mode
[  853.937750][   T12] br0: port 2(veth1) entered disabled state
[  853.939400][   T12] veth0: left allmulticast mode
[  853.939622][   T12] veth0: left promiscuous mode
[  853.939917][   T12] br0: port 1(veth0) entered disabled state
[  854.104780][   T12] bond0: (slave veth1): Releasing backup interface
[  854.262894][   T12] bond0: (slave veth0): Releasing backup interface
[  854.634019][   T12] bond0 (unregistering): Released all slaves