[  823.235387][ T9278] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  823.320351][ T9279] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  823.429231][ T9280] br0: port 1(veth0) entered blocking state
[  823.429688][ T9280] br0: port 1(veth0) entered disabled state
[  823.430044][ T9280] veth0: entered allmulticast mode
[  823.432660][ T9280] veth0: entered promiscuous mode
[  823.537647][ T9281] br0: port 2(veth1) entered blocking state
[  823.537936][ T9281] br0: port 2(veth1) entered disabled state
[  823.538182][ T9281] veth1: entered allmulticast mode
[  823.539387][ T9281] veth1: entered promiscuous mode
[  824.019089][   T45] br0: port 1(veth0) entered blocking state
[  824.019357][   T45] br0: port 1(veth0) entered forwarding state
[  824.020498][   T45] br0: port 2(veth1) entered blocking state
[  824.020715][   T45] br0: port 2(veth1) entered forwarding state
[  825.213897][ T8536] bond0: (slave veth1): link status definitely up
[  825.214392][ T8536] bond0: (slave veth1): making interface the new active one
[  825.215720][ T8536] bond0: active interface up!
[  825.524148][ T4631] veth1: left allmulticast mode
[  825.524353][ T4631] veth1: left promiscuous mode
[  825.524662][ T4631] br0: port 2(veth1) entered disabled state
[  825.527661][ T4631] veth0: left allmulticast mode
[  825.527848][ T4631] veth0: left promiscuous mode
[  825.528325][ T4631] br0: port 1(veth0) entered disabled state
[  825.682040][ T4631] bond0: (slave veth1): Releasing backup interface
[  825.856994][ T4631] bond0: (slave veth0): Releasing backup interface
[  826.217943][ T4631] bond0 (unregistering): Released all slaves