[  821.964233][ T9171] bond0: (slave eth0): making interface the new active one
[  821.966506][ T9171] bond0: (slave eth0): Enslaving as an active interface with an up link
[  826.663894][ T9175] bond0: (slave eth0): Releasing backup interface
[  827.247231][ T9178] bond0: (slave eth0): Enslaving as an active interface with an up link
[  831.875584][ T4681] bond0: (slave eth0): Releasing backup interface
[  832.254744][ T4681] bond0 (unregistering): Released all slaves