What were you trying to do that didn't work?

Unable to add a range of port number through nft insert command.

What is the impact of this issue to you?

Not able to mention a range of ports numbers in the nft insert command.

Please provide the package NVR for which the bug is seen:

 nftables-1.0.4-4.el8_9.x86_64

How reproducible is this bug?:

Steps to reproduce

When using nft, the command emits error and crashes.

To duplicate ```

// ** nftables-1.0.4-4.el8_9.x86_64 **

1. # systemctl enable nftables.service
2. # systemctl restart nftables.service
3. # nft flush ruleset
4. # nft add table ip filter
5. # nft add chain ip filter INPUT { type filter hook input priority 0 \; }
6. # nft insert rule ip filter INPUT ip protocol tcp ip saddr 172.31.56.10 tcp dport { 22-23,513,514,5900,5901} counter accept
7. BUG: unhandled op 4
8. nft: evaluate.c:1522: interval_set_eval: Assertion `0' failed.
9. Aborted (core dumped) ```

Expected results

Expected result is that the nft command should allow to mention port range in nft insert command.

Actual results

Getting below error.

1. nft insert rule ip filter INPUT ip protocol tcp ip saddr 172.31.56.10 tcp dport { 22-23,513,514,5900,5901} counter accept
2. BUG: unhandled op 4
3. nft: evaluate.c:1522: interval_set_eval: Assertion `0' failed.
4. Aborted (core dumped)