[  877.216609][ T9690] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.314887][ T9691] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.412274][ T9692] br0: port 1(veth0) entered blocking state
[  877.412561][ T9692] br0: port 1(veth0) entered disabled state
[  877.412816][ T9692] veth0: entered allmulticast mode
[  877.413994][ T9692] veth0: entered promiscuous mode
[  877.493896][ T9693] br0: port 2(veth1) entered blocking state
[  877.494284][ T9693] br0: port 2(veth1) entered disabled state
[  877.494532][ T9693] veth1: entered allmulticast mode
[  877.495736][ T9693] veth1: entered promiscuous mode
[  877.919930][   T44] br0: port 1(veth0) entered blocking state
[  877.920218][   T44] br0: port 1(veth0) entered forwarding state
[  877.921452][   T44] br0: port 2(veth1) entered blocking state
[  877.921690][   T44] br0: port 2(veth1) entered forwarding state
[  879.183715][ T8430] bond0: (slave veth1): link status definitely up
[  879.184197][ T8430] bond0: (slave veth1): making interface the new active one
[  879.185363][ T8430] bond0: active interface up!
[  879.536566][ T8430] veth1: left allmulticast mode
[  879.536781][ T8430] veth1: left promiscuous mode
[  879.537117][ T8430] br0: port 2(veth1) entered disabled state
[  879.539388][ T8430] veth0: left allmulticast mode
[  879.539574][ T8430] veth0: left promiscuous mode
[  879.539906][ T8430] br0: port 1(veth0) entered disabled state
[  879.720882][ T8430] bond0: (slave veth1): Releasing backup interface
[  879.838678][ T8430] bond0: (slave veth0): Releasing backup interface
[  880.074004][ T8430] bond0 (unregistering): Released all slaves