[  540.985727] bond0: (slave eth0): making interface the new active one
[  540.985809] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.162007] bond0: (slave eth0): Releasing backup interface
[  545.237160] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.392761] bond0: (slave eth0): Releasing backup interface
[  549.425474] bond0 (unregistering): Released all slaves