[  854.875026][ T9487] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  854.982361][ T9488] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  855.074694][ T9489] br0: port 1(veth0) entered blocking state
[  855.075050][ T9489] br0: port 1(veth0) entered disabled state
[  855.075364][ T9489] veth0: entered allmulticast mode
[  855.076662][ T9489] veth0: entered promiscuous mode
[  855.197745][ T9490] br0: port 2(veth1) entered blocking state
[  855.198049][ T9490] br0: port 2(veth1) entered disabled state
[  855.198785][ T9490] veth1: entered allmulticast mode
[  855.200033][ T9490] veth1: entered promiscuous mode
[  855.901844][   T56] br0: port 1(veth0) entered blocking state
[  855.902253][   T56] br0: port 1(veth0) entered forwarding state
[  855.904786][   T56] br0: port 2(veth1) entered blocking state
[  855.905081][   T56] br0: port 2(veth1) entered forwarding state
[  857.853826][ T5790] bond0: (slave veth0): link status definitely up
[  857.854619][ T5790] bond0: (slave veth1): link status definitely up
[  857.854902][ T5790] bond0: (slave veth0): making interface the new active one
[  857.856541][ T5790] bond0: active interface up!
[  858.340307][ T5790] veth1: left allmulticast mode
[  858.340524][ T5790] veth1: left promiscuous mode
[  858.340824][ T5790] br0: port 2(veth1) entered disabled state
[  858.342534][ T5790] veth0: left allmulticast mode
[  858.342737][ T5790] veth0: left promiscuous mode
[  858.343016][ T5790] br0: port 1(veth0) entered disabled state
[  858.494400][ T5790] bond0: (slave veth1): Releasing backup interface
[  858.602979][ T5790] bond0: (slave veth0): Releasing backup interface
[  858.968592][ T5790] bond0 (unregistering): Released all slaves