Set multusMasterCNI to explicitly use 05-cilium.conflist instead of
auto-detecting the first available conflist at boot. This prevents a
race condition where multus picks 10-kube-ovn.conflist if it appears
before 05-cilium.conflist during node startup, bypassing the Cilium
CNI chain entirely.

Upstream issue: k8snetworkplumbingwg/multus-cni#1499
Tracking issue: #2310

Co-Authored-By: Claude <noreply@anthropic.com>
Signed-off-by: Andrei Kvapil <kvapss@gmail.com>

bot reviewed Mar 31, 2026

kvaps marked this pull request as ready for review

March 31, 2026 10:01

dosubot bot added the size:XS

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Mar 31, 2026

kvaps added backport

Should change be backported on previus release

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Mar 31, 2026

kvaps deleted the fix/multus-master-cni-race branch

March 31, 2026 10:01