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Broaden Ubuntu kernel candidate discovery

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Cirrus Codex
2026-05-15 13:23:28 -04:00
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commit 416e59a685
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tests/cmc-upgrade-kernel-test.md
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@@ -82,6 +82,7 @@ Validate CMC behavior across staged kernel upgrades on a cloned VM, including re
2. Confirm source host is powered on for the inspection phase. If it is powered off, power it on. 2. Confirm source host is powered on for the inspection phase. If it is powered off, power it on.
3. SSH to the source host and check available kernel versions on the source before cloning. 3. SSH to the source host and check available kernel versions on the source before cloning.
4. Build source-host kernel candidate list from all available versions (include intermediate versions, not just the latest from `check-update`). 4. Build source-host kernel candidate list from all available versions (include intermediate versions, not just the latest from `check-update`).
- On Ubuntu, use `apt-cache madison` and/or `apt list -a` for `linux-image-generic`, `linux-headers-generic`, and `linux-image-generic-hwe-24.04` / `linux-headers-generic-hwe-24.04` after `apt update` so the candidate scan includes all available generic kernel tracks, not just the newest upgradable entry.
5. Candidate scope rule: 5. Candidate scope rule:
- Include only kernels in the same major OS family as the current machine (no major-version upgrades). - Include only kernels in the same major OS family as the current machine (no major-version upgrades).
- Prefer candidates within the same minor stream as current OS/kernel when available. - Prefer candidates within the same minor stream as current OS/kernel when available.