[  522.764108] bond0: (slave eth0): making interface the new active one
[  522.764195] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.924621] bond0: (slave eth0): Releasing backup interface
[  526.998311] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.152398] bond0: (slave eth0): Releasing backup interface
[  531.181180] bond0 (unregistering): Released all slaves