net: TestUnixUnlink/FileListener/SetUnlinkOnClose(true) failures

[gopherbot]

#!watchflakes
default <- pkg == "net" && test == "TestUnixUnlink/FileListener/SetUnlinkOnClose(true)"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestUnixUnlink/FileListener/SetUnlinkOnClose(true)
--- FAIL: TestUnixUnlink/FileListener/SetUnlinkOnClose(true) (0.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "net" && test == "TestUnixUnlink/FileListener/SetUnlinkOnClose(true)"

2025-11-25 20:25 gotip-windows-amd64-longtest go@a572d571 net.TestUnixUnlink/FileListener/SetUnlinkOnClose(true) (log)

=== RUN   TestUnixUnlink/FileListener/SetUnlinkOnClose(true)
--- FAIL: TestUnixUnlink/FileListener/SetUnlinkOnClose(true) (0.00s)

— watchflakes