diff --git a/misc/cgo/testsanitizers/cc_test.go b/misc/cgo/testsanitizers/cc_test.go
index 218e225429..0192a663dd 100644
--- a/misc/cgo/testsanitizers/cc_test.go
+++ b/misc/cgo/testsanitizers/cc_test.go
@@ -394,7 +394,7 @@ func (c *config) checkRuntime() (skip bool, err error) {
 
 // srcPath returns the path to the given file relative to this test's source tree.
 func srcPath(path string) string {
-	return filepath.Join("src", path)
+	return filepath.Join("testdata", path)
 }
 
 // A tempDir manages a temporary directory within a test.
diff --git a/misc/cgo/testsanitizers/src/msan.go b/misc/cgo/testsanitizers/testdata/msan.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan.go
rename to misc/cgo/testsanitizers/testdata/msan.go
diff --git a/misc/cgo/testsanitizers/src/msan2.go b/misc/cgo/testsanitizers/testdata/msan2.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan2.go
rename to misc/cgo/testsanitizers/testdata/msan2.go
diff --git a/misc/cgo/testsanitizers/src/msan2_cmsan.go b/misc/cgo/testsanitizers/testdata/msan2_cmsan.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan2_cmsan.go
rename to misc/cgo/testsanitizers/testdata/msan2_cmsan.go
diff --git a/misc/cgo/testsanitizers/src/msan3.go b/misc/cgo/testsanitizers/testdata/msan3.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan3.go
rename to misc/cgo/testsanitizers/testdata/msan3.go
diff --git a/misc/cgo/testsanitizers/src/msan4.go b/misc/cgo/testsanitizers/testdata/msan4.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan4.go
rename to misc/cgo/testsanitizers/testdata/msan4.go
diff --git a/misc/cgo/testsanitizers/src/msan5.go b/misc/cgo/testsanitizers/testdata/msan5.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan5.go
rename to misc/cgo/testsanitizers/testdata/msan5.go
diff --git a/misc/cgo/testsanitizers/src/msan6.go b/misc/cgo/testsanitizers/testdata/msan6.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan6.go
rename to misc/cgo/testsanitizers/testdata/msan6.go
diff --git a/misc/cgo/testsanitizers/src/msan_fail.go b/misc/cgo/testsanitizers/testdata/msan_fail.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan_fail.go
rename to misc/cgo/testsanitizers/testdata/msan_fail.go
diff --git a/misc/cgo/testsanitizers/src/msan_shared.go b/misc/cgo/testsanitizers/testdata/msan_shared.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/msan_shared.go
rename to misc/cgo/testsanitizers/testdata/msan_shared.go
diff --git a/misc/cgo/testsanitizers/src/tsan.go b/misc/cgo/testsanitizers/testdata/tsan.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan.go
rename to misc/cgo/testsanitizers/testdata/tsan.go
diff --git a/misc/cgo/testsanitizers/src/tsan10.go b/misc/cgo/testsanitizers/testdata/tsan10.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan10.go
rename to misc/cgo/testsanitizers/testdata/tsan10.go
diff --git a/misc/cgo/testsanitizers/src/tsan11.go b/misc/cgo/testsanitizers/testdata/tsan11.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan11.go
rename to misc/cgo/testsanitizers/testdata/tsan11.go
diff --git a/misc/cgo/testsanitizers/src/tsan12.go b/misc/cgo/testsanitizers/testdata/tsan12.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan12.go
rename to misc/cgo/testsanitizers/testdata/tsan12.go
diff --git a/misc/cgo/testsanitizers/src/tsan2.go b/misc/cgo/testsanitizers/testdata/tsan2.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan2.go
rename to misc/cgo/testsanitizers/testdata/tsan2.go
diff --git a/misc/cgo/testsanitizers/src/tsan3.go b/misc/cgo/testsanitizers/testdata/tsan3.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan3.go
rename to misc/cgo/testsanitizers/testdata/tsan3.go
diff --git a/misc/cgo/testsanitizers/src/tsan4.go b/misc/cgo/testsanitizers/testdata/tsan4.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan4.go
rename to misc/cgo/testsanitizers/testdata/tsan4.go
diff --git a/misc/cgo/testsanitizers/src/tsan5.go b/misc/cgo/testsanitizers/testdata/tsan5.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan5.go
rename to misc/cgo/testsanitizers/testdata/tsan5.go
diff --git a/misc/cgo/testsanitizers/src/tsan6.go b/misc/cgo/testsanitizers/testdata/tsan6.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan6.go
rename to misc/cgo/testsanitizers/testdata/tsan6.go
diff --git a/misc/cgo/testsanitizers/src/tsan7.go b/misc/cgo/testsanitizers/testdata/tsan7.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan7.go
rename to misc/cgo/testsanitizers/testdata/tsan7.go
diff --git a/misc/cgo/testsanitizers/src/tsan8.go b/misc/cgo/testsanitizers/testdata/tsan8.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan8.go
rename to misc/cgo/testsanitizers/testdata/tsan8.go
diff --git a/misc/cgo/testsanitizers/src/tsan9.go b/misc/cgo/testsanitizers/testdata/tsan9.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan9.go
rename to misc/cgo/testsanitizers/testdata/tsan9.go
diff --git a/misc/cgo/testsanitizers/src/tsan_shared.go b/misc/cgo/testsanitizers/testdata/tsan_shared.go
similarity index 100%
rename from misc/cgo/testsanitizers/src/tsan_shared.go
rename to misc/cgo/testsanitizers/testdata/tsan_shared.go