[  845.720686][ T9404] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  845.816052][ T9405] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  845.922865][ T9406] br0: port 1(veth0) entered blocking state
[  845.923271][ T9406] br0: port 1(veth0) entered disabled state
[  845.923560][ T9406] veth0: entered allmulticast mode
[  845.924779][ T9406] veth0: entered promiscuous mode
[  846.013286][ T9407] br0: port 2(veth1) entered blocking state
[  846.013564][ T9407] br0: port 2(veth1) entered disabled state
[  846.013845][ T9407] veth1: entered allmulticast mode
[  846.015423][ T9407] veth1: entered promiscuous mode
[  846.816622][   T37] br0: port 1(veth0) entered blocking state
[  846.816957][   T37] br0: port 1(veth0) entered forwarding state
[  846.818029][   T37] br0: port 2(veth1) entered blocking state
[  846.818373][   T37] br0: port 2(veth1) entered forwarding state
[  848.729867][ T8419] bond0: (slave veth0): link status definitely up
[  848.730394][ T8419] bond0: (slave veth1): link status definitely up
[  848.730574][ T8419] bond0: (slave veth0): making interface the new active one
[  848.732119][ T8419] bond0: active interface up!
[  849.200014][ T8419] veth1: left allmulticast mode
[  849.200216][ T8419] veth1: left promiscuous mode
[  849.200528][ T8419] br0: port 2(veth1) entered disabled state
[  849.201769][ T8419] veth0: left allmulticast mode
[  849.201940][ T8419] veth0: left promiscuous mode
[  849.202215][ T8419] br0: port 1(veth0) entered disabled state
[  849.372829][ T8419] bond0: (slave veth1): Releasing backup interface
[  849.493969][ T8419] bond0: (slave veth0): Releasing backup interface
[  849.721241][ T8419] bond0 (unregistering): Released all slaves