[  541.780602] bond0: (slave eth0): making interface the new active one
[  541.780691] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.999975] bond0: (slave eth0): Releasing backup interface
[  546.086523] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.294744] bond0: (slave eth0): Releasing backup interface
[  550.322647] bond0 (unregistering): Released all slaves