[ 538.002378] bond0: (slave eth0): making interface the new active one [ 538.002449] bond0: (slave eth0): Enslaving as an active interface with an up link [ 542.249724] bond0: (slave eth0): Releasing backup interface [ 542.365507] bond0: (slave eth0): Enslaving as an active interface with an up link [ 546.538324] bond0: (slave eth0): Releasing backup interface [ 546.575280] bond0 (unregistering): Released all slaves