Linux: Update kernel to 6.12.57

[sairon]

• https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.57

Summary by CodeRabbit

• Chores
  • Updated Linux kernel version from 6.12.56 to 6.12.57 across all supported device configurations, including Home Assistant Green, Tinker Board, ODROID variants, Khadas VIM3, Open Virtual Appliance, and generic aarch64/x86-64 platforms.

[coderabbitai]

📝 Walkthrough

Walkthrough

Kernel version bumped uniformly from 6.12.56 to 6.12.57 across documentation and buildroot configuration files. All changes affect kernel version references only; no logic or control flow modifications present.

Changes

Cohort / File(s)	Summary
Documentation Documentation/kernel.md	Updated kernel version in board configuration table rows (Home Assistant Green, Tinker Board, ODROID-C2/C4/M1/M1S/N2/XU4, Generic aarch64, Generic x86-64, Khadas VIM3, OVA) from 6.12.56 to 6.12.57
Buildroot Configuration Files buildroot-external/configs/{generic_aarch64, generic_x86_64, green, khadas_vim3, odroid_c2, odroid_c4, odroid_m1, odroid_m1s, odroid_n2, odroid_xu4, ova, tinker}_defconfig	Updated BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE from "6.12.56" to "6.12.57" in all config files

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~5 minutes

• Area of focus: Verify version number consistency across all 12 config files and documentation table; spot-check a couple of defconfig entries to confirm the value change format is correct.

Pre-merge checks and finishing touches

✅ Passed checks (2 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The pull request title 'Linux: Update kernel to 6.12.57' directly and clearly describes the main change in the changeset. The raw summary confirms that all modifications across 13 configuration files and 1 documentation file involve updating the kernel version from 6.12.56 to 6.12.57, with no other functional changes. The title is concise, specific, and accurately represents the primary objective of the pull request.

✨ Finishing touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Post copyable unit tests in a comment
• Commit unit tests in branch bump-linux-6.12.57

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📜 Recent review details

Configuration used: CodeRabbit UI

Review profile: CHILL

Plan: Pro

Cache: Disabled due to data retention organization setting

Knowledge base: Disabled due to data retention organization setting

📥 Commits

Reviewing files that changed from the base of the PR and between 1d29f6b and 285075d.

📒 Files selected for processing (13)

• Documentation/kernel.md (1 hunks)
• buildroot-external/configs/generic_aarch64_defconfig (1 hunks)
• buildroot-external/configs/generic_x86_64_defconfig (1 hunks)
• buildroot-external/configs/green_defconfig (1 hunks)
• buildroot-external/configs/khadas_vim3_defconfig (1 hunks)
• buildroot-external/configs/odroid_c2_defconfig (1 hunks)
• buildroot-external/configs/odroid_c4_defconfig (1 hunks)
• buildroot-external/configs/odroid_m1_defconfig (1 hunks)
• buildroot-external/configs/odroid_m1s_defconfig (1 hunks)
• buildroot-external/configs/odroid_n2_defconfig (1 hunks)
• buildroot-external/configs/odroid_xu4_defconfig (1 hunks)
• buildroot-external/configs/ova_defconfig (1 hunks)
• buildroot-external/configs/tinker_defconfig (1 hunks)

🧰 Additional context used

📓 Path-based instructions (1)

*/**(html|markdown|md)

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Files:

• Documentation/kernel.md

🔇 Additional comments (13)

buildroot-external/configs/ova_defconfig (1)

21-21: LGTM! Clean kernel version bump.

The kernel version update to 6.12.57 is correctly applied.

buildroot-external/configs/tinker_defconfig (1)

23-23: LGTM! Kernel version updated correctly.

The version bump to 6.12.57 is consistent with other board configurations.

buildroot-external/configs/khadas_vim3_defconfig (1)

21-21: LGTM! Version update applied correctly.

buildroot-external/configs/odroid_xu4_defconfig (1)

22-22: LGTM! Kernel version bump looks good.

buildroot-external/configs/odroid_n2_defconfig (1)

21-21: LGTM! Version update is correct.

buildroot-external/configs/odroid_m1_defconfig (1)

21-21: LGTM! Clean version update.

buildroot-external/configs/green_defconfig (1)

21-21: LGTM! Kernel version correctly updated.

buildroot-external/configs/generic_x86_64_defconfig (1)

21-21: LGTM! Version bump applied correctly.

All board configurations have been consistently updated to kernel 6.12.57.

buildroot-external/configs/odroid_c4_defconfig (1)

21-21: Kernel version update looks correct.

The kernel version bump from 6.12.56 to 6.12.57 is applied correctly.

buildroot-external/configs/odroid_c2_defconfig (1)

21-21: Kernel version update looks correct.

The kernel version bump from 6.12.56 to 6.12.57 is applied correctly.

buildroot-external/configs/odroid_m1s_defconfig (1)

21-21: Kernel version update looks correct.

The kernel version bump from 6.12.56 to 6.12.57 is applied correctly.

buildroot-external/configs/generic_aarch64_defconfig (1)

21-21: Kernel version update looks correct.

The kernel version bump from 6.12.56 to 6.12.57 is applied correctly.

Documentation/kernel.md (1)

6-24: I'll search for specific CVE information affecting kernel 6.12.57 to complete the verification.

Let me search for more specific information about kernel 6.12.57 stability and release status.

Kernel version 6.12.57 verified as legitimate stable release.

Linux kernel 6.12.57 is an officially released version available on kernel.org, with numerous updates and fixes to enhance stability and performance. The version bump from 6.12.56 to 6.12.57 is consistent with the kernel's stable release progression, and key improvements include Btrfs filesystem enhancements, SFC Driver optimizations, WiFi enhancements, and IOMMU improvements.

All board entries have been consistently updated to reflect this version, matching the kernel release cadence.

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