[  501.844450] bond0: (slave eth0): making interface the new active one
[  501.844542] bond0: (slave eth0): Enslaving as an active interface with an up link
[  505.988625] bond0: (slave eth0): Releasing backup interface
[  506.055042] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.214175] bond0: (slave eth0): Releasing backup interface
[  510.244086] bond0 (unregistering): Released all slaves