net: TestUnixUnlink/FileListener/SetUnlinkOnClose(false) failures

[gopherbot]

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

Issue created automatically to collect these failures.

Example (log):

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

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

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

2025-12-30 15:33 gotip-windows-amd64 go@1843cfbc net.TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (log)

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

— watchflakes

[gopherbot]

Change https://go.dev/cl/734720 mentions this issue: net: don't ignore errors in TestUnixUnlink

[gopherbot]

Change https://go.dev/cl/734820 mentions this issue: net: don't ignore getsockname errors in newFileFD

[gopherbot]

Found new dashboard test flakes for:

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

2026-05-04 19:42 gotip-windows-amd64-race go@4e4b7806 net.TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (log)

=== RUN   TestUnixUnlink/FileListener/SetUnlinkOnClose(false)
    unixsock_test.go:376: listen unix C:\b\s\w\ir\x\t\2386047882\sock: bind: Only one usage of each socket address (protocol/network address/port) is normally permitted.
--- FAIL: TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (0.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

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

2026-08-18 14:43 gotip-windows-amd64-longtest go@1d8859c6 net.TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (log)

=== RUN   TestUnixUnlink/FileListener/SetUnlinkOnClose(false)
    unixsock_test.go:376: listen unix C:\b\s\w\ir\x\t\2908966275\sock: bind: Only one usage of each socket address (protocol/network address/port) is normally permitted.
--- FAIL: TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (0.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

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

2026-08-28 17:46 gotip-windows-amd64 go@d46cdb75 net.TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (log)

=== RUN   TestUnixUnlink/FileListener/SetUnlinkOnClose(false)
    unixsock_test.go:376: listen unix C:\b\s\w\ir\x\t\3682224225\sock: bind: Only one usage of each socket address (protocol/network address/port) is normally permitted.
--- FAIL: TestUnixUnlink/FileListener/SetUnlinkOnClose(false) (0.00s)

— watchflakes

[gopherbot]

Change https://go.dev/cl/828685 mentions this issue: internal/syscall,internal/poll: use closesocket to close temporary sockets

[qmuntal]

Duplicate of #75282. These failures belong to the same Windows file/socket conversion failure family, including cascading bind failures. The watchflakes pattern in #75282 now covers these subtests.