[ 1224.845998][T11143] netdevsim netdevsim752 eni752np1: renamed from eth1
[ 1224.864843][T11145] netdevsim netdevsim350 eni350np1: renamed from eth0
[ 1228.030201][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.031251][T11137] Could not find netns with fd: 2000
[ 1228.033278][T11137] Cannot link a netdevsim to itself
[ 1228.041601][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).