[  541.855296] bond0: (slave eth0): making interface the new active one
[  541.855382] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.058639] bond0: (slave eth0): Releasing backup interface
[  546.140011] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.283766] bond0: (slave eth0): Releasing backup interface
[  550.318670] bond0 (unregistering): Released all slaves