[  830.153450][ T9447] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  830.237185][ T9448] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  830.331281][ T9449] br0: port 1(veth0) entered blocking state
[  830.331591][ T9449] br0: port 1(veth0) entered disabled state
[  830.331865][ T9449] veth0: entered allmulticast mode
[  830.333978][ T9449] veth0: entered promiscuous mode
[  830.445915][ T9450] br0: port 2(veth1) entered blocking state
[  830.446211][ T9450] br0: port 2(veth1) entered disabled state
[  830.446480][ T9450] veth1: entered allmulticast mode
[  830.447901][ T9450] veth1: entered promiscuous mode
[  831.220414][   T40] br0: port 1(veth0) entered blocking state
[  831.220816][   T40] br0: port 1(veth0) entered forwarding state
[  831.222450][   T40] br0: port 2(veth1) entered blocking state
[  831.222783][   T40] br0: port 2(veth1) entered forwarding state
[  833.139812][  T258] bond0: (slave veth0): link status definitely up
[  833.140506][  T258] bond0: (slave veth1): link status definitely up
[  833.140711][  T258] bond0: (slave veth0): making interface the new active one
[  833.142073][  T258] bond0: active interface up!
[  833.470423][ T8599] veth1: left allmulticast mode
[  833.470712][ T8599] veth1: left promiscuous mode
[  833.471068][ T8599] br0: port 2(veth1) entered disabled state
[  833.473075][ T8599] veth0: left allmulticast mode
[  833.473320][ T8599] veth0: left promiscuous mode
[  833.473707][ T8599] br0: port 1(veth0) entered disabled state
[  833.614139][ T8599] bond0: (slave veth1): Releasing backup interface
[  833.781837][ T8599] bond0: (slave veth0): Releasing backup interface
[  834.149233][ T8599] bond0 (unregistering): Released all slaves