[   29.861303][  T272] bond0: (slave veth0): Enslaving as a backup interface with a down link
[   30.014721][  T273] bond0: (slave veth1): Enslaving as a backup interface with a down link
[   30.179015][  T274] br0: port 1(veth0) entered blocking state
[   30.179239][  T274] br0: port 1(veth0) entered disabled state
[   30.179525][  T274] veth0: entered allmulticast mode
[   30.181363][  T274] veth0: entered promiscuous mode
[   30.334242][  T275] br0: port 2(veth1) entered blocking state
[   30.334474][  T275] br0: port 2(veth1) entered disabled state
[   30.334717][  T275] veth1: entered allmulticast mode
[   30.335862][  T275] veth1: entered promiscuous mode
[   31.450620][    T7] br0: port 1(veth0) entered blocking state
[   31.450924][    T7] br0: port 1(veth0) entered forwarding state
[   31.452009][    T7] br0: port 2(veth1) entered blocking state
[   31.452196][    T7] br0: port 2(veth1) entered forwarding state
[   32.793059][   T75] bond0: (slave veth0): link status definitely up
[   32.793526][   T75] bond0: (slave veth1): link status definitely up
[   32.793750][   T75] bond0: (slave veth0): making interface the new active one
[   32.794688][   T75] bond0: active interface up!
[   33.612991][   T75] veth1: left allmulticast mode
[   33.613400][   T75] veth1: left promiscuous mode
[   33.613940][   T75] br0: port 2(veth1) entered disabled state
[   33.616207][   T75] veth0: left allmulticast mode
[   33.616580][   T75] veth0: left promiscuous mode
[   33.617044][   T75] br0: port 1(veth0) entered disabled state
[   33.754731][   T75] bond0: (slave veth1): Releasing backup interface
[   33.852339][   T75] bond0: (slave veth0): Releasing backup interface