Bug 14024 - Knot Resolver crashes on too many host definitions using the same IP address
Summary: Knot Resolver crashes on too many host definitions using the same IP address
Status: NEW
Alias: None
Product: IPFire
Classification: Unclassified
Component: --- (show other bugs)
Version: 2
Hardware: unspecified Unspecified
: Will only affect a few users Crash
Assignee: Michael Tremer
QA Contact:
URL: https://gitlab.nic.cz/knot/knot-resol...
Keywords:
Depends on:
Blocks: KRESD
  Show dependency tree / graph
 
Reported: 2026-07-21 13:56 UTC by Michael Tremer
Modified: 2026-07-21 13:56 UTC (History)
1 user (show)

See Also:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Michael Tremer 2026-07-21 13:56:11 UTC 
When too many host definitions are configured all pointing at the same IP address, Knot Resolver crashes with an assertion:

> https://community.ipfire.org/t/ipfire-2-29-core-update-203-testing/15880/104?u=ms

This has been reported upstream here:

> https://gitlab.nic.cz/knot/knot-resolver/-/work_items?show=eyJpaWQiOiI5NTYiLCJmdWxsX3BhdGgiOiJrbm90L2tub3QtcmVzb2x2ZXIiLCJpZCI6MjcyMjZ9