chore: update UKCI kernels

[kxxt]

Automated UKCI kernel update

Summary by CodeRabbit

• Updates
  • Updated the available Linux kernel source versions to newer pinned releases and release candidates.
  • Updated the corresponding integrity checks to match the new source versions.

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Project	Deployment	Actions	Updated
tracexec	Ready	Preview	Sep 21, 2026 2:20pm UTC

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ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Repository: kxxt/tracexec/.coderabbit.yml

Review profile: CHILL

Plan: Advanced

Run ID: d9768620-90fe-48e4-89a8-3c0116c81f43

📥 Commits

Reviewing files that changed from the base of the PR and between 25f187f and 4c8ea59.

📒 Files selected for processing (1)

• nix/ukci.nix

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Walkthrough

The UKCI configuration updates six pinned kernel sources to newer versions or release candidates. Each source receives a matching SHA-256 hash. Other source attributes remain unchanged.

Changes

Kernel source pins

Layer / File(s)	Summary
Update pinned kernel sources nix/ukci.nix	Updates the 6.1lts, 6.6lts, 6.12lts, 6.18lts, 7.2, and 7.3 source versions, tags, and matching sha256 values.

Priority: ⬇️ Low

Estimated code review effort: 1 (Trivial) | ~5 minutes

Change: Other

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and concisely describes the main change: updating the UKCI kernel versions and source hashes.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 0…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches 💡 1

🛠️ Fix failing CI checks 💡

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• Create a new PR

🧪 Generate unit tests (beta)

• Commit to this branch
• Create a new PR

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[greptile-apps]

Confidence Score: 5/5

The PR appears safe to merge, with no concrete correctness, security, or repository-rule issues identified.

Summary

This automated maintenance change advances the UKCI kernel matrix while preserving its existing source and architecture structure.

• Updates four Linux LTS kernel pins and their fixed-output hashes.
• Advances the stable 7.2 kernel and the 7.3 release candidate.
• Keeps newer 7.x kernels excluded from RISC-V coverage.

_{Reviews (1) · Last reviewed commit: "chore: update UKCI kernels"}