--- title: "Canonical announces live kernel patching for Arm64" url: https://daily.dev/posts/canonical-announces-live-kernel-patching-for-arm64-q23mudasq source_url: https://ubuntu.com/blog/canonical-announces-live-kernel-patching-for-arm64 type: article source: "Ubuntu" published: 2026-06-23T13:25:07.072Z updated: 2026-06-23T13:25:31.133Z tags: ["linux", "hardware", "ubuntu"] reading_time: 4 upvotes: 0 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Canonical announces live kernel patching for Arm64 **[Ubuntu](https://daily.dev/sources/ubuntu)** · 4 min read · 0 upvotes · 0 comments ## Summary Canonical Livepatch now supports Arm64 architecture, enabling live kernel patching without reboots or service interruption on Ubuntu 26.04 LTS and Ubuntu Core 26. The announcement details the multi-year technical journey from a 2023 gap analysis through upstream kernel contributions, toolchain improvements (GCC, objdump, Kpatch), and dedicated Arm64 build farm infrastructure. Key challenges included implementing reliable kernel stack traces (CONFIG_HAVE_RELIABLE_STACKTRACE) for Arm64 and building architecture-specific regression test suites. The feature benefits organizations managing edge devices and Arm-based cloud servers, and supports Cyber Resilience Act (CRA) compliance. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Ubuntu brings Livepatch to arm64 for rebootless kernel updates](https://daily.dev/posts/ubuntu-brings-livepatch-to-arm64-for-rebootless-kernel-updates-axwtoxdkg) · omg\! ubuntu\! · 0 upvotes · 0 comments - [No More Reboots During Kernel Patching for ARM64 Systems on Ubuntu](https://daily.dev/posts/no-more-reboots-during-kernel-patching-for-arm64-systems-on-ubuntu-elvbl8n15) · It's Foss · 0 upvotes · 0 comments - [AI/LLM Patch Craziness Having An Impact On ARM64 Linux Kernel Development](https://daily.dev/posts/ai-llm-patch-craziness-having-an-impact-on-arm64-linux-kernel-development-av86lpo6u) · Phoronix · 1 upvotes · 0 comments --- Tags: [#linux](https://daily.dev/tags/linux), [#hardware](https://daily.dev/tags/hardware), [#ubuntu](https://daily.dev/tags/ubuntu) [View this post on daily.dev](https://daily.dev/posts/canonical-announces-live-kernel-patching-for-arm64-q23mudasq)