[ 1276.675724][T12879] netdevsim netdevsim442 eni442np1: renamed from eth0
[ 1276.795234][T12880] netdevsim netdevsim555 eni555np1: renamed from eth1
[ 1279.250956][T12868] Could not find device with ifindex 2000 in netnsfd 11
[ 1279.252221][T12868] Could not find netns with fd: 2000
[ 1279.253253][T12868] Cannot link a netdevsim to itself
[ 1279.254387][T12868] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).