[   24.721515][  T242] netdevsim netdevsim468 eni468np1: renamed from eth0
[   24.806033][  T240] netdevsim netdevsim695 eni695np1: renamed from eth1
[   27.201428][  T258] ip (258) used greatest stack depth: 23808 bytes left
[   27.976538][  T233] Could not find device with ifindex 2000 in netnsfd 11
[   27.977190][  T233] Could not find netns with fd: 2000
[   27.977887][  T233] Cannot link a netdevsim to itself
[   27.983916][  T233] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).