[  833.108660][ T9345] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.222279][ T9346] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  833.297823][ T9347] br0: port 1(veth0) entered blocking state
[  833.298132][ T9347] br0: port 1(veth0) entered disabled state
[  833.298442][ T9347] veth0: entered allmulticast mode
[  833.299665][ T9347] veth0: entered promiscuous mode
[  833.386234][ T9348] br0: port 2(veth1) entered blocking state
[  833.386533][ T9348] br0: port 2(veth1) entered disabled state
[  833.386779][ T9348] veth1: entered allmulticast mode
[  833.387991][ T9348] veth1: entered promiscuous mode
[  833.871033][   T44] br0: port 1(veth0) entered blocking state
[  833.871278][   T44] br0: port 1(veth0) entered forwarding state
[  833.872313][   T44] br0: port 2(veth1) entered blocking state
[  833.872562][   T44] br0: port 2(veth1) entered forwarding state
[  835.070976][ T4637] bond0: (slave veth1): link status definitely up
[  835.071331][ T4637] bond0: (slave veth1): making interface the new active one
[  835.072493][ T4637] bond0: active interface up!
[  835.489996][ T4637] veth1: left allmulticast mode
[  835.490288][ T4637] veth1: left promiscuous mode
[  835.492523][ T4637] br0: port 2(veth1) entered disabled state
[  835.504339][ T4637] veth0: left allmulticast mode
[  835.504641][ T4637] veth0: left promiscuous mode
[  835.504965][ T4637] br0: port 1(veth0) entered disabled state
[  835.662242][ T4637] bond0: (slave veth1): Releasing backup interface
[  835.860795][ T4637] bond0: (slave veth0): Releasing backup interface
[  836.239661][ T4637] bond0 (unregistering): Released all slaves