[Flaky Test] pull-gardener-extension-shoot-rsyslog-relp-e2e-kind fails due to timeouts

[plkokanov]

How to categorize this issue?

/area testing
/kind flake

Which test(s)/suite(s) are flaking:
The pull-gardener-extension-shoot-rsyslog-relp-e2e-kind is flaky due to make getting SIGTERM signal during make kind-down. The signal is most likely sent to the process due to a timeout.

CI link:
https://prow.gardener.cloud/view/gs/gardener-prow/pr-logs/pull/gardener_gardener-extension-shoot-rsyslog-relp/209/pull-gardener-extension-shoot-rsyslog-relp-e2e-kind/1867148206291292160

Reason for failure:

The tests seem to have finished successfully, however the test cleanup was interrupted due to a timeout:

Ran 4 of 4 Specs in 2654.215 seconds
SUCCESS! -- 4 Passed | 0 Failed | 0 Pending | 0 Skipped
 Ginkgo ran 1 suite in 45m6.839709958s
Test Suite Passed
make[1]: Leaving directory '/home/prow/go/src/github.com/gardener/gardener-extension-shoot-rsyslog-relp'
E1212 11:04:19.784650  311541 memcache.go:265] "Unhandled Error" err="couldn't get current server API group list: Get \"https://api.e2e-rslog-hib.local.external.local.gardener.cloud/api?timeout=32s\": read tcp 172.18.255.1:35974->172.18.255.1:443: read: connection reset by peer - error from a previous attempt: read tcp 172.18.255.1:35964->172.18.255.1:443: read: connection reset by peer"
E1212 11:04:29.800374  311541 memcache.go:265] "Unhandled Error" err="couldn't get current server API group list: Get \"https://api.e2e-rslog-hib.local.external.local.gardener.cloud/api?timeout=32s\": read tcp 172.18.255.1:47938->172.18.255.1:443: read: connection reset by peer - error from a previous attempt: read tcp 172.18.255.1:47928->172.18.255.1:443: read: connection reset by peer"
E1212 11:04:39.817788  311541 memcache.go:265] "Unhandled Error" err="couldn't get current server API group list: Get \"https://api.e2e-rslog-hib.local.external.local.gardener.cloud/api?timeout=32s\": read tcp 172.18.255.1:33096->172.18.255.1:443: read: connection reset by peer - error from a previous attempt: read tcp 172.18.255.1:33084->172.18.255.1:443: read: connection reset by peer"
error: Get "https://api.e2e-rslog-hib.local.external.local.gardener.cloud/api?timeout=32s": read tcp 172.18.255.1:33096->172.18.255.1:443: read: connection reset by peer - error from a previous attempt: read tcp 172.18.255.1:33084->172.18.255.1:443: read: connection reset by peer
make[1]: Entering directory '/home/prow/go/src/github.com/gardener/gardener-extension-shoot-rsyslog-relp/gardener'
./hack/kind-down.sh \
	--cluster-name gardener-local \
	--path-kubeconfig /home/prow/go/src/github.com/gardener/gardener-extension-shoot-rsyslog-relp/gardener/example/provider-local/seed-kind/base/kubeconfig \
	
Deleting cluster "gardener-local" ...
Deleted nodes: ["gardener-local-control-plane"]
make[1]: Leaving directory '/home/prow/go/src/github.com/gardener/gardener-extension-shoot-rsyslog-relp/gardener'
make: *** [Makefile:149: ci-e2e-kind] Terminated
wrapper.sh] [EARLY EXIT] Exit code was 143, not preserving due to interrupt signal
wrapper.sh] [CLEANUP] Waiting 30 seconds for pods stopped with terminationGracePeriod:30
wrapper.sh] [CLEANUP] Cleaning up after Docker in Docker ...
c0bbcb6a7f8c
6e444a29ddc4
f681c3657bad
c44858595741
247aca4781c4
aa4f2bbd4327
b15c615c016d
fc138909f2b3
25121c3025f5
099f74ab1f8e
f3bfbf9a3076
fd337b637558
9e5e1b82dd68
ff74554f605f
eb990dc6db35
466dcabe8511
71a53ff4dd46
0f0465fb81ff
wrapper.sh] [CLEANUP] Waiting for docker to stop for 30 seconds
Stopping Docker: dockerProgram process in pidfile '/var/run/docker-ssd.pid', 1 process(es), refused to die.
wrapper.sh] [CLEANUP] Done cleaning up after Docker in Docker.
wrapper.sh] [EARLY EXIT] Completed handler ...
{"component":"entrypoint","file":"sigs.k8s.io/prow/pkg/entrypoint/run.go:264","func":"sigs.k8s.io/prow/pkg/entrypoint.gracefullyTerminate","level":"error","msg":"Process gracefully exited before 15m0s grace period","severity":"error","time":"2024-12-12T11:05:35Z"}

Anything else we need to know:
n/a