[  211.479517][ T1197] bond0: (slave eth0): making interface the new active one
[  211.480183][ T1197] bond0: (slave eth0): Enslaving as an active interface with an up link
[  216.186206][ T1201] bond0: (slave eth0): Releasing backup interface
[  216.673640][ T1204] bond0: (slave eth0): Enslaving as an active interface with an up link
[  221.335244][   T11] bond0: (slave eth0): Releasing backup interface
[  221.696783][   T11] bond0 (unregistering): Released all slaves