[  840.140850][ T9347] bond0: (slave eth0): making interface the new active one
[  840.142400][ T9347] bond0: (slave eth0): Enslaving as an active interface with an up link
[  844.869355][ T9351] bond0: (slave eth0): Releasing backup interface
[  845.450606][ T9354] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.134316][ T4628] bond0: (slave eth0): Releasing backup interface
[  850.488485][ T4628] bond0 (unregistering): Released all slaves