[  833.769312][ T9300] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.853890][ T9301] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  833.956842][ T9302] br0: port 1(veth0) entered blocking state
[  833.957175][ T9302] br0: port 1(veth0) entered disabled state
[  833.957440][ T9302] veth0: entered allmulticast mode
[  833.958687][ T9302] veth0: entered promiscuous mode
[  834.056628][ T9303] br0: port 2(veth1) entered blocking state
[  834.057058][ T9303] br0: port 2(veth1) entered disabled state
[  834.057318][ T9303] veth1: entered allmulticast mode
[  834.058571][ T9303] veth1: entered promiscuous mode
[  834.486511][   T56] br0: port 1(veth0) entered blocking state
[  834.486909][   T56] br0: port 1(veth0) entered forwarding state
[  834.488457][   T56] br0: port 2(veth1) entered blocking state
[  834.488818][   T56] br0: port 2(veth1) entered forwarding state
[  835.718374][ T5259] bond0: (slave veth1): link status definitely up
[  835.719037][ T5259] bond0: (slave veth1): making interface the new active one
[  835.721104][ T5259] bond0: active interface up!
[  836.132283][ T5259] veth1: left allmulticast mode
[  836.132612][ T5259] veth1: left promiscuous mode
[  836.133119][ T5259] br0: port 2(veth1) entered disabled state
[  836.136554][ T5259] veth0: left allmulticast mode
[  836.136950][ T5259] veth0: left promiscuous mode
[  836.137392][ T5259] br0: port 1(veth0) entered disabled state
[  836.317204][ T5259] bond0: (slave veth1): Releasing backup interface
[  836.501196][ T5259] bond0: (slave veth0): Releasing backup interface
[  836.856499][ T5259] bond0 (unregistering): Released all slaves