diff --git a/misc/cgo/test/cgo_linux_test.go b/misc/cgo/test/cgo_linux_test.go
index 2b6fe558d5..3a1cf98c2a 100644
--- a/misc/cgo/test/cgo_linux_test.go
+++ b/misc/cgo/test/cgo_linux_test.go
@@ -30,7 +30,14 @@ func TestSetgidStress(t *testing.T) {
 	testSetgidStress(t)
 }
 
-func Test1435(t *testing.T)    { test1435(t) }
-func Test6997(t *testing.T)    { test6997(t) }
-func Test9400(t *testing.T)    { test9400(t) }
+func Test1435(t *testing.T) { test1435(t) }
+func Test6997(t *testing.T) { test6997(t) }
+
+func Test9400(t *testing.T) {
+	if _, err := os.Stat("/etc/alpine-release"); err == nil {
+		t.Skip("setgid is broken with musl libc - go.dev/issue/39857")
+	}
+	test9400(t)
+}
+
 func TestBuildID(t *testing.T) { testBuildID(t) }