[  834.086528][ T9306] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  834.201416][ T9307] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.307475][ T9308] br0: port 1(veth0) entered blocking state
[  834.307842][ T9308] br0: port 1(veth0) entered disabled state
[  834.308134][ T9308] veth0: entered allmulticast mode
[  834.309376][ T9308] veth0: entered promiscuous mode
[  834.412445][ T9309] br0: port 2(veth1) entered blocking state
[  834.412756][ T9309] br0: port 2(veth1) entered disabled state
[  834.413007][ T9309] veth1: entered allmulticast mode
[  834.414267][ T9309] veth1: entered promiscuous mode
[  834.821477][ T4928] br0: port 1(veth0) entered blocking state
[  834.821790][ T4928] br0: port 1(veth0) entered forwarding state
[  834.823757][ T4928] br0: port 2(veth1) entered blocking state
[  834.824017][ T4928] br0: port 2(veth1) entered forwarding state
[  836.036075][ T8446] bond0: (slave veth1): link status definitely up
[  836.036446][ T8446] bond0: (slave veth1): making interface the new active one
[  836.037722][ T8446] bond0: active interface up!
[  836.249821][ T4529] veth1: left allmulticast mode
[  836.250117][ T4529] veth1: left promiscuous mode
[  836.250609][ T4529] br0: port 2(veth1) entered disabled state
[  836.253365][ T4529] veth0: left allmulticast mode
[  836.253612][ T4529] veth0: left promiscuous mode
[  836.253905][ T4529] br0: port 1(veth0) entered disabled state
[  836.434267][ T4529] bond0: (slave veth1): Releasing backup interface
[  836.658158][ T4529] bond0: (slave veth0): Releasing backup interface
[  837.043782][ T4529] bond0 (unregistering): Released all slaves