[  877.571378][ T9585] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.663270][ T9586] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.753887][ T9587] br0: port 1(veth0) entered blocking state
[  877.754165][ T9587] br0: port 1(veth0) entered disabled state
[  877.754450][ T9587] veth0: entered allmulticast mode
[  877.755617][ T9587] veth0: entered promiscuous mode
[  877.847316][ T9588] br0: port 2(veth1) entered blocking state
[  877.848418][ T9588] br0: port 2(veth1) entered disabled state
[  877.848819][ T9588] veth1: entered allmulticast mode
[  877.850082][ T9588] veth1: entered promiscuous mode
[  878.301932][ T6114] br0: port 1(veth0) entered blocking state
[  878.302201][ T6114] br0: port 1(veth0) entered forwarding state
[  878.303159][ T6114] br0: port 2(veth1) entered blocking state
[  878.303383][ T6114] br0: port 2(veth1) entered forwarding state
[  879.550864][ T4918] bond0: (slave veth1): link status definitely up
[  879.551385][ T4918] bond0: (slave veth1): making interface the new active one
[  879.552736][ T4918] bond0: active interface up!
[  879.915192][ T4918] veth1: left allmulticast mode
[  879.915476][ T4918] veth1: left promiscuous mode
[  879.915804][ T4918] br0: port 2(veth1) entered disabled state
[  879.917980][ T4918] veth0: left allmulticast mode
[  879.918195][ T4918] veth0: left promiscuous mode
[  879.918513][ T4918] br0: port 1(veth0) entered disabled state
[  880.083986][ T4918] bond0: (slave veth1): Releasing backup interface
[  880.277872][ T4918] bond0: (slave veth0): Releasing backup interface
[  880.631386][ T4918] bond0 (unregistering): Released all slaves