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Carrier lost and dropped errors on flannel interface

Status: Open.

#2557 In flannel-io/flannel;

· marek-obuchowicz opened on Sep 4, 2026

Stale route accumulation

Status: Open.

#2554 In flannel-io/flannel;

· aadarsh-mohta opened on Sep 2, 2026

bug: watchVXLANDevice panics (nil pointer) and CPU-spins when netlink subscription closes on ENOBUFS

Status: Open.

#2549 In flannel-io/flannel;

· bheemareddy opened on Aug 27, 2026

etcd subnet watch never recovers from compaction (hot-loops, fills disk)

Status: Open.

#2470 In flannel-io/flannel;

· phinze opened on Jun 30, 2026

kube-flannel.yml broken due to change in PR #2466

Status: Open.

#2469 In flannel-io/flannel;

· arthfl opened on Jun 30, 2026

Allow configuring labels and annotations

Status: Open.

#2442 In flannel-io/flannel;

· brookelew opened on May 5, 2026

CoreDNS restart loop / FailedCreatePodSandBox due to flannel subnet.env race condition

Status: Open.

#2437 In flannel-io/flannel;

· SamYWJ opened on Apr 28, 2026

The pod does not respond to the SYN packet.

Status: Open.

#2415 In flannel-io/flannel;

· jedi201321 opened on Apr 3, 2026

VXLAN overlay broken on VMware/NSX: hypervisor silently drops valid VXLAN packets on UDP 8472

Status: Open.

#2388 In flannel-io/flannel;

· UMMAN2005 opened on Mar 19, 2026

Improve OpenSSF Scorecard: Implement Signed Releases

wontfix

Status: Open.

#2369 In flannel-io/flannel;

· pgonin opened on Mar 4, 2026

Failed to allocate pod ip even there're plenty available

wontfix

Status: Open.

#2264 In flannel-io/flannel;

· ttc0419 opened on Jul 20, 2025

Use apimachinery/pkg/util/wait to implement timeouts

pinned

Status: Open.

#1920 In flannel-io/flannel;

· thomasferrandiz opened on Mar 20, 2024