Potentially still related to #10942. Seen in master.

• Checks service across nodes Tests NodePort BPF Tests with XDP, direct routing and Hybrid
• Checks service across nodes Tests NodePort BPF Tests with XDP, direct routing and SNAT

Links from master CI (seen once so far):

• https://jenkins.cilium.io/job/cilium-ginkgo/job/cilium/job/master/4533/testReport/junit/Suite-k8s-1/11/K8sServicesTest_Checks_service_across_nodes_Tests_NodePort_BPF_Tests_with_XDP__direct_routing_and_Hybrid/

Links from reoccuring CI runs:

• https://jenkins.cilium.io/job/Ginkgo-CI-Tests-Pipeline/11202/testReport/Suite-k8s-1/11/K8sServicesTest_Checks_service_across_nodes_Tests_NodePort_BPF_Tests_with_XDP__direct_routing_and_SNAT/
• https://jenkins.cilium.io/job/Ginkgo-CI-Tests-Pipeline/11201/testReport/junit/Suite-k8s-1/11/K8sServicesTest_Checks_service_across_nodes_Tests_NodePort_BPF_Tests_with_XDP__direct_routing_and_SNAT/

Outputs suggest there were prior connection attempts that were successful:

k8s1 host can not connect to service "tftp://[::ffff:192.168.36.12]:31006/hello" (failed in request 9/10)
k8s1 host can not connect to service "http://192.168.36.11:32057" (failed in request 10/10)
k8s1 host can not connect to service "tftp://10.10.1.89:30959/hello" (failed in request 8/10)