x/sys/windows: TestBuildSecurityDescriptor failures

[gopherbot]

#!watchflakes
default <- pkg == "golang.org/x/sys/windows" && test == "TestBuildSecurityDescriptor"

Issue created automatically to collect these failures.

Example (log):

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

— watchflakes

[gopherbot]

Found new dashboard test flakes for:

#!watchflakes
default <- pkg == "golang.org/x/sys/windows" && test == "TestBuildSecurityDescriptor"

2025-04-03 20:04 x_sys-gotip-windows-386 sys@01aaa834 go@09d76e59 x/sys/windows.TestBuildSecurityDescriptor (log)

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

2025-04-03 20:04 x_sys-gotip-windows-amd64 sys@01aaa834 go@09d76e59 x/sys/windows.TestBuildSecurityDescriptor (log)

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

2025-04-03 20:04 x_sys-gotip-windows-amd64-longtest sys@01aaa834 go@09d76e59 x/sys/windows.TestBuildSecurityDescriptor (log)

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

2025-04-03 20:04 x_sys-gotip-windows-amd64-race sys@01aaa834 go@09d76e59 x/sys/windows.TestBuildSecurityDescriptor (log)

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

2025-04-03 20:04 x_sys-gotip-windows-arm64 sys@01aaa834 go@09d76e59 x/sys/windows.TestBuildSecurityDescriptor (log)

=== RUN   TestBuildSecurityDescriptor
    syscall_windows_test.go:324: SD = ""; want "O:SYD:(A;;GA;;;BA)"
--- FAIL: TestBuildSecurityDescriptor (0.00s)

— watchflakes