[ 1020.845017][ T6821] bond0: (slave eth0): making interface the new active one
[ 1020.845680][ T6821] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1026.262032][ T6825] bond0: (slave eth0): Releasing backup interface
[ 1027.238880][ T6828] bond0: (slave eth0): Enslaving as an active interface with an up link
[ 1032.178192][ T3520] bond0: (slave eth0): Releasing backup interface
[ 1032.528081][ T3520] bond0 (unregistering): Released all slaves