[Flakey test][pkg/stanza] TestCreateAndShutdown leads to nil pointer on Windows

[songy23]

Component(s)

pkg/stanza

Describe the issue you're reporting

E.g. https://github.com/open-telemetry/opentelemetry-collector-contrib/actions/runs/11728457085/job/32671901795

=== Failed
=== FAIL: . TestCreateAndShutdown (0.00s)
panic: runtime error: invalid memory address or nil pointer dereference [recovered]
	panic: runtime error: invalid memory address or nil pointer dereference
[signal 0xc0000005 code=0x0 addr=0x0 pc=0x14118ad54]

goroutine 23 [running]:
testing.tRunner.func1.2({0x14138eba0, 0x14128ef00})
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/testing/testing.go:1631 +0x3f7
testing.tRunner.func1()
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/testing/testing.go:1634 +0x6b6
panic({0x14138eba0?, 0x14128ef00?})
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/runtime/panic.go:770 +0x132
github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/operator/input/windows.(*Input).Stop(0xc0002b8e00)
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/pkg/stanza/operator/input/windows/input.go:157 +0x54
github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/pipeline.(*DirectedPipeline).stop(0xc00005cb80)
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/pkg/stanza/pipeline/directed.go:73 +0x142
github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/pipeline.(*DirectedPipeline).Stop.func1()
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/pkg/stanza/pipeline/directed.go:46 +0x38
sync.(*Once).doSlow(0xc00005cb94, 0xc000057be8)
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/sync/once.go:74 +0xf1
sync.(*Once).Do(0xc00005cb94, 0xc000057be8)
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/sync/once.go:65 +0x45
make[2]: *** [../../Makefile.Common:131: test] Error 3
github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/pipeline.(*DirectedPipeline).Stop(0xc00005cb80)
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/pkg/stanza/pipeline/directed.go:45 +0xa9
github.com/open-telemetry/opentelemetry-collector-contrib/pkg/stanza/adapter.(*receiver).Shutdown(0xc000143970, {0x1416dd6b0, 0x141ee6160})
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/pkg/stanza/adapter/receiver.go:69 +0x9b
github.com/open-telemetry/opentelemetry-collector-contrib/receiver/windowseventlogreceiver.TestCreateAndShutdown(0xc0000c9380)
make[1]: *** [Makefile:200: receiver/windowseventlogreceiver] Error 2
	D:/a/opentelemetry-collector-contrib/opentelemetry-collector-contrib/receiver/windowseventlogreceiver/factory_test.go:51 +0x249
make[1]: *** Waiting for unfinished jobs....
testing.tRunner(0xc0000c9380, 0x14150ba70)
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/testing/testing.go:1689 +0x21f
created by testing.(*T).Run in goroutine 1
	C:/hostedtoolcache/windows/go/1.22.8/x64/src/testing/testing.go:1742 +0x826

[github-actions]

Pinging code owners for pkg/stanza: @djaglowski. See Adding Labels via Comments if you do not have permissions to add labels yourself.

[github-actions]

Pinging code owners:

• pkg/stanza: @djaglowski

See Adding Labels via Comments if you do not have permissions to add labels yourself.