[  796.497790][T14468] netdevsim netdevsim389 eni389np1: renamed from eth0
[  796.502445][T14469] netdevsim netdevsim619 eni619np1: renamed from eth1
[  797.261117][T14456] Could not find device with ifindex 2000 in netnsfd 11
[  797.262151][T14456] Could not find netns with fd: 2000
[  797.262555][T14456] Cannot link a netdevsim to itself
[  797.263004][T14456] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).