slirp4netns startup issue for path-based configuration

[Javahelpdesk]

Dear all,

Please note I tried the following slirp4n3tns command but fail to start
slirp4netns --netns-type=path --userns-path=/tmp/userns /tmp/netns tap0

setns(CLONE_NEWNET): Invalid argument
child failed(1)

Please kindly help

podman version 3.4.4

slirp4netns version 1.1.8
commit: unknown
libslirp: 4.3.1-git
SLIRP_CONFIG_VERSION_MAX: 3
libseccomp: 2.5.3

host:
arch: amd64
buildahVersion: 1.23.1
cgroupControllers:

memory
pids
cgroupManager: systemd
cgroupVersion: v2
conmon:
package: 'conmon: /usr/libexec/podman/conmon'
path: /usr/libexec/podman/conmon
version: 'conmon version 2.1.2, commit: '
cpus: 1
distribution:
codename: jammy
distribution: ubuntu
version: "22.04"
eventLogger: journald
hostname: daniel-VirtualBox
idMappings:
gidmap:
container_id: 0
host_id: 1000
size: 1
container_id: 1
host_id: 100000
size: 65536
uidmap:
container_id: 0
host_id: 1000
size: 1
container_id: 1
host_id: 100000
size: 65536
kernel: 5.15.0-57-generic
linkmode: dynamic
logDriver: journald
memFree: 1793568768
memTotal: 4114894848
ociRuntime:
name: crun
package: 'crun: /usr/bin/crun'
path: /usr/bin/crun
version: |-
crun version UNKNOWN
commit: ea1fe3938eefa14eb707f1d22adff4db670645d6
spec: 1.0.0
+SYSTEMD +SELINUX +APPARMOR +CAP +SECCOMP +EBPF +CRIU +YAJL
os: linux
remoteSocket:
exists: true
path: /run/user/1000/podman/podman.sock
security:
apparmorEnabled: false
capabilities: CAP_CHOWN,CAP_DAC_OVERRIDE,CAP_FOWNER,CAP_FSETID,CAP_KILL,CAP_NET_BIND_SERVICE,CAP_SETFCAP,CAP_SETGID,CAP_SETPCAP,CAP_SETUID,CAP_SYS_CHROOT
rootless: true
seccompEnabled: true
seccompProfilePath: /usr/share/containers/seccomp.json
selinuxEnabled: false
serviceIsRemote: false
slirp4netns:
executable: /usr/bin/slirp4netns
package: 'slirp4netns: /usr/bin/slirp4netns'
version: |-
slirp4netns version 1.1.8
commit: unknown
libslirp: 4.3.1-git
SLIRP_CONFIG_VERSION_MAX: 3
libseccomp: 2.5.3
swapFree: 4087345152
swapTotal: 4087345152
uptime: 13m 13.54s
plugins:
log:
k8s-file
none
journald
network:
bridge
macvlan
volume:
local
registries: {}
store:
configFile: /home/daniel/.config/containers/storage.conf
containerStore:
number: 3
paused: 0
running: 0
stopped: 3
graphDriverName: overlay
graphOptions: {}
graphRoot: /home/daniel/.local/share/containers/storage
graphStatus:
Backing Filesystem: extfs
Native Overlay Diff: "true"
Supports d_type: "true"
Using metacopy: "false"
imageStore:
number: 40
runRoot: /run/user/1000/containers
volumePath: /home/daniel/.local/share/containers/storage/volumes
version:
APIVersion: 3.4.4
Built: 0
BuiltTime: Thu Jan 1 08:00:00 1970
GitCommit: ""
GoVersion: go1.17.3
OsArch: linux/amd64
Version: 3.4.4
Ubuntu 22.04

Steps to reproduce the issue
Steps to reproduce the issue
1.slirp4netns --netns-type=path --userns-path=/tmp/userns /tmp/netns tap0
2.
3.

Describe the results you received
setns(CLONE_NEWNET): Invalid argument
child failed(1)

Describe the results you expected
Start as normal

~$ slirp4netns --configure --mtu=65520 --disable-host-loopback $(cat /tmp/pid) tap0
sent tapfd=5 for tap0
received tapfd=5
Starting slirp

MTU: 65520
Network: 10.0.2.0
Netmask: 255.255.255.0
Gateway: 10.0.2.2
DNS: 10.0.2.3
Recommended IP: 10.0.2.100