[ 1018.859105][ T7201] bond0: (slave veth0): Enslaving as a backup interface with a down link
[ 1019.013287][ T7202] bond0: (slave veth1): Enslaving as a backup interface with a down link
[ 1019.161101][ T7203] br0: port 1(veth0) entered blocking state
[ 1019.161356][ T7203] br0: port 1(veth0) entered disabled state
[ 1019.161608][ T7203] veth0: entered allmulticast mode
[ 1019.162750][ T7203] veth0: entered promiscuous mode
[ 1019.353924][ T7204] br0: port 2(veth1) entered blocking state
[ 1019.354152][ T7204] br0: port 2(veth1) entered disabled state
[ 1019.354367][ T7204] veth1: entered allmulticast mode
[ 1019.355529][ T7204] veth1: entered promiscuous mode
[ 1020.467043][ T4203] br0: port 1(veth0) entered blocking state
[ 1020.467318][ T4203] br0: port 1(veth0) entered forwarding state
[ 1020.468781][ T4203] br0: port 2(veth1) entered blocking state
[ 1020.469068][ T4203] br0: port 2(veth1) entered forwarding state
[ 1021.812070][  T255] bond0: (slave veth0): link status definitely up
[ 1021.812606][  T255] bond0: (slave veth1): link status definitely up
[ 1021.812768][  T255] bond0: (slave veth0): making interface the new active one
[ 1021.813964][  T255] bond0: active interface up!
[ 1022.164501][  T255] veth1: left allmulticast mode
[ 1022.164696][  T255] veth1: left promiscuous mode
[ 1022.164991][  T255] br0: port 2(veth1) entered disabled state
[ 1022.166751][  T255] veth0: left allmulticast mode
[ 1022.166937][  T255] veth0: left promiscuous mode
[ 1022.167200][  T255] br0: port 1(veth0) entered disabled state
[ 1022.199578][  T255] bond0: (slave veth1): Releasing backup interface
[ 1022.219654][  T255] bond0: (slave veth0): Releasing backup interface
[ 1022.311603][  T255] bond0 (unregistering): Released all slaves