The _require_scratch_shutdown can't help this test case, except use _scratch_shutdown or _scratch_shutdown_handle with it. But this test case does 'shutdown' on $SCRATCH_MNT/file directly. It's not suitable for overlay. Signed-off-by: Zorro Lang <zlang@xxxxxxxxxx> --- tests/generic/623 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/generic/623 b/tests/generic/623 index ea016d91..1083e796 100755 --- a/tests/generic/623 +++ b/tests/generic/623 @@ -11,7 +11,7 @@ _begin_fstest auto quick shutdown . ./common/filter -_supported_fs generic +_supported_fs ^overlay _fixed_by_kernel_commit e4826691cc7e \ "xfs: restore shutdown check in mapped write fault path" -- 2.31.1