bug: [FTL] Could not create runner: resource temporarily unavailable

[wifiuk]

Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

anytime i use nuclei with or without a config file I get this error, even when scanning one single webpage

[FTL] Could not create runner: resource temporarily unavailable

Expected Behavior

when running nuclei in the terminal cli it runs fine, when running nuclei with rengine I get this error.

Steps To Reproduce

use a kali VM with 10GB of ram 4CPU, 2GB swap file.
load engine choose vulnerability scan and execute

Environment

- reNgine: 2.2.0
- OS: kali
- Python: 3.12.6

Anything else?

nuclei -j -irr -l /usr/src/scan_results/www.DOMAIN_HERE.com._441/urls_unfurled.txt -c 5 -retries 1 -rl 150 -timeout 5 -silent -t cve -t exposed-panels -t vulnerabilities -t misconfiguration -t exposures -t workflows -t default-logins -t takeovers -severity high

[FTL] Could not create runner: resource temporarily unavailable

[github-actions]

Hey @wifiuk! 👋 Thanks for flagging this bug! 🐛🔍

You're our superhero bug hunter! 🦸‍♂️🦸‍♀️ Before we suit up to squash this bug, could you please:

📚 Double-check our documentation: https://rengine.wiki
🕵️ Make sure it's not a known issue
📝 Provide all the juicy details about this sneaky bug

Once again - thanks for your vigilance! 🛠️🚀

[wifiuk]

seem this happens when nuclei is being run as root
when non root user such as kali runs all is fine.

and Rengine is running as root so it runs nuclei as root