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kernel: move to version 6.18.37.2#3969

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Brian-Perkins merged 1 commit into
microsoft:mainfrom
Brian-Perkins:kernel_6.18.37.2
Jul 18, 2026
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kernel: move to version 6.18.37.2#3969
Brian-Perkins merged 1 commit into
microsoft:mainfrom
Brian-Perkins:kernel_6.18.37.2

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@Brian-Perkins

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stable kernel: 6.18.37.2
dev kernel: 6.18.37.3

Includes SNP perf fixes.

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Brian-Perkins requested a review from a team as a code owner July 17, 2026 23:04
Copilot AI review requested due to automatic review settings July 17, 2026 23:04
@smalis-msft

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Does this include the "both halted and idle" fix too?

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Pull request overview

Updates the OpenHCL kernel artifact versions used by both the Nix build and the Flowey pipeline configuration to pick up newer stable/dev rolling-lts kernels (noted as including SNP perf fixes).

Changes:

  • Bump the Nix-fetched OpenHCL kernel versions to stable 6.18.37.2 and dev 6.18.37.3, along with their corresponding SHA256 hashes.
  • Update Flowey’s configured OpenHCL kernel version constants to match the new stable/dev versions.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File Description
nix/openhcl_kernel.nix Updates the selected kernel version by branch (stable vs dev) and refreshes fetchzip hashes for std/cvm and x64/arm64 variants.
flowey/flowey_lib_hvlite/src/_jobs/cfg_versions.rs Bumps the dev/stable OpenHCL kernel version constants used by pipeline dependency resolution.

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Does this include the "both halted and idle" fix too?

Yes.

@benhillis benhillis added the backport_1.8.2607 Change should be backported to the release/1.8.2607 branch label Jul 17, 2026
@Brian-Perkins
Brian-Perkins merged commit ebda2bf into microsoft:main Jul 18, 2026
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backport_1.8.2607 Change should be backported to the release/1.8.2607 branch

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4 participants