[  831.780309][ T9408] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  831.865130][ T9409] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  831.980397][ T9410] br0: port 1(veth0) entered blocking state
[  831.980714][ T9410] br0: port 1(veth0) entered disabled state
[  831.980985][ T9410] veth0: entered allmulticast mode
[  831.982238][ T9410] veth0: entered promiscuous mode
[  832.071177][ T9411] br0: port 2(veth1) entered blocking state
[  832.071446][ T9411] br0: port 2(veth1) entered disabled state
[  832.071705][ T9411] veth1: entered allmulticast mode
[  832.073086][ T9411] veth1: entered promiscuous mode
[  832.512443][ T8916] br0: port 1(veth0) entered blocking state
[  832.512726][ T8916] br0: port 1(veth0) entered forwarding state
[  832.513778][ T8916] br0: port 2(veth1) entered blocking state
[  832.514013][ T8916] br0: port 2(veth1) entered forwarding state
[  833.744340][ T8933] bond0: (slave veth1): link status definitely up
[  833.744867][ T8933] bond0: (slave veth1): making interface the new active one
[  833.746014][ T8933] bond0: active interface up!
[  834.233456][ T5877] veth1: left allmulticast mode
[  834.233899][ T5877] veth1: left promiscuous mode
[  834.234406][ T5877] br0: port 2(veth1) entered disabled state
[  834.237509][ T5877] veth0: left allmulticast mode
[  834.237903][ T5877] veth0: left promiscuous mode
[  834.238371][ T5877] br0: port 1(veth0) entered disabled state
[  834.414195][ T5877] bond0: (slave veth1): Releasing backup interface
[  834.601410][ T5877] bond0: (slave veth0): Releasing backup interface
[  834.991339][ T5877] bond0 (unregistering): Released all slaves