π ~1 min read
Table of contents
Symptom & Impact
Kernel live patching is inactive, increasing reboot dependency for security updates.
Environment & Reproduction
Occurs after token changes, proxy issues, or unsupported kernel states.
canonical-livepatch statusRoot Cause Analysis
Client cannot authenticate or reach service endpoint, or kernel flavor is unsupported.
Quick Triage
Check client status and machine token state.
canonical-livepatch status --verboseStep-by-Step Diagnosis
Inspect service logs and outbound connectivity.
sudo journalctl -u snap.canonical-livepatch.canonical-livepatchd --since -2h && curl -I https://livepatch.canonical.com
Solution – Primary Fix
Reattach client token and refresh snap.
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sudo canonical-livepatch disable && sudo canonical-livepatch enable && sudo snap refresh canonical-livepatch
Solution – Alternative Approaches
Apply kernel updates via normal maintenance windows when livepatch is unavailable.
Verification & Acceptance Criteria
`canonical-livepatch status` reports active patch state without errors.
Rollback Plan
Disable livepatch integration if policy or connectivity constraints persist.
Prevention & Hardening
Monitor livepatch health and token validity in host compliance checks.
Automate patch management and compliance across your fleet with our DevOps services.
Related Errors & Cross-Refs
Related to snapd service issues and outbound proxy TLS failures.
Related tutorial: View the step-by-step tutorial for Ubuntu 24.04 LTS.
View all Ubuntu 24.04 LTS tutorials on the Tutorials Hub β
Browse all common problems & solutions on the Tutorials Hub.
References & Further Reading
Canonical Livepatch client administration for Ubuntu LTS.
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