diff --git a/Lib/test/support/strace_helper.py b/Lib/test/support/strace_helper.py index 798d6c6886962f..1a9d2b520b7b23 100644 --- a/Lib/test/support/strace_helper.py +++ b/Lib/test/support/strace_helper.py @@ -178,7 +178,10 @@ def get_syscalls(code, strace_flags, prelude="", cleanup="", # Moderately expensive (spawns a subprocess), so share results when possible. @cache def _can_strace(): - res = strace_python("import sys; sys.exit(0)", [], check=False) + res = strace_python("import sys; sys.exit(0)", + # --trace option needs strace 5.5 (gh-133741) + ["--trace=%process"], + check=False) if res.strace_returncode == 0 and res.python_returncode == 0: assert res.events(), "Should have parsed multiple calls" return True