[  853.344369][ T9635] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  853.439073][ T9636] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  853.551213][ T9637] br0: port 1(veth0) entered blocking state
[  853.552127][ T9637] br0: port 1(veth0) entered disabled state
[  853.552413][ T9637] veth0: entered allmulticast mode
[  853.553622][ T9637] veth0: entered promiscuous mode
[  853.648215][ T9638] br0: port 2(veth1) entered blocking state
[  853.648495][ T9638] br0: port 2(veth1) entered disabled state
[  853.648745][ T9638] veth1: entered allmulticast mode
[  853.650185][ T9638] veth1: entered promiscuous mode
[  854.480756][ T4764] br0: port 1(veth0) entered blocking state
[  854.481103][ T4764] br0: port 1(veth0) entered forwarding state
[  854.482635][ T4764] br0: port 2(veth1) entered blocking state
[  854.482944][ T4764] br0: port 2(veth1) entered forwarding state
[  856.327788][ T8959] bond0: (slave veth0): link status definitely up
[  856.328410][ T8959] bond0: (slave veth1): link status definitely up
[  856.328585][ T8959] bond0: (slave veth0): making interface the new active one
[  856.329846][ T8959] bond0: active interface up!
[  856.697004][ T8959] veth1: left allmulticast mode
[  856.697234][ T8959] veth1: left promiscuous mode
[  856.697541][ T8959] br0: port 2(veth1) entered disabled state
[  856.698758][ T8959] veth0: left allmulticast mode
[  856.698965][ T8959] veth0: left promiscuous mode
[  856.699230][ T8959] br0: port 1(veth0) entered disabled state
[  856.875968][ T8959] bond0: (slave veth1): Releasing backup interface
[  857.063942][ T8959] bond0: (slave veth0): Releasing backup interface
[  857.452350][ T8959] bond0 (unregistering): Released all slaves