[  524.248828] bond0: (slave eth0): making interface the new active one
[  524.248899] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.402811] bond0: (slave eth0): Releasing backup interface
[  528.484643] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.624818] bond0: (slave eth0): Releasing backup interface
[  532.650719] bond0 (unregistering): Released all slaves