[  770.249468][ T9753] bond0: (slave eth0): making interface the new active one
[  770.250011][ T9753] bond0: (slave eth0): Enslaving as an active interface with an up link
[  774.961405][ T9757] bond0: (slave eth0): Releasing backup interface
[  775.405363][ T9760] bond0: (slave eth0): Enslaving as an active interface with an up link
[  779.962985][ T9424] bond0: (slave eth0): Releasing backup interface
[  780.277752][ T9424] bond0 (unregistering): Released all slaves