diff --git a/tests/generic/409 b/tests/generic/409
index d7c39d62..4bfedf73 100755
--- a/tests/generic/409
+++ b/tests/generic/409
@@ -48,6 +48,8 @@ _cleanup()
 	cd /
 	rm -f $tmp.*
 	_clear_mount_stack
+	# make sure there's no bug cause dentry isn't be freed
+	rm -rf $MNTHEAD
 }
 
 # get standard environment, filters and checks
@@ -87,6 +89,7 @@ fs_stress()
 
 # prepare some mountpoint dir
 MNTHEAD=$TEST_DIR/$seq
+rm -rf $MNTHEAD
 mkdir $MNTHEAD 2>>$seqres.full
 mpA=$MNTHEAD/"$$"_mpA
 mpB=$MNTHEAD/"$$"_mpB
diff --git a/tests/generic/410 b/tests/generic/410
index e627cfe6..f2e0d1bb 100755
--- a/tests/generic/410
+++ b/tests/generic/410
@@ -56,6 +56,8 @@ _cleanup()
 	cd /
 	rm -f $tmp.*
 	_clear_mount_stack
+	# make sure there's no bug cause dentry isn't be freed
+	rm -rf $MNTHEAD
 }
 
 # get standard environment, filters and checks
@@ -95,6 +97,7 @@ fs_stress()
 
 # prepare some mountpoint dir
 MNTHEAD=$TEST_DIR/$seq
+rm -rf $MNTHEAD
 mkdir $MNTHEAD 2>>$seqres.full
 mpA=$MNTHEAD/"$$"_mpA
 mpB=$MNTHEAD/"$$"_mpB
diff --git a/tests/generic/411 b/tests/generic/411
index 414d3a57..7b2dd33b 100755
--- a/tests/generic/411
+++ b/tests/generic/411
@@ -37,6 +37,8 @@ _cleanup()
 	cd /
 	rm -f $tmp.*
 	_clear_mount_stack
+	# make sure there's no bug cause dentry isn't be freed
+	rm -rf $MNTHEAD
 }
 
 # get standard environment, filters and checks
@@ -78,6 +80,7 @@ fs_stress()
 
 # prepare some mountpoint dir
 MNTHEAD=$TEST_DIR/$seq
+rm -rf $MNTHEAD
 mkdir $MNTHEAD 2>>$seqres.full
 mpA=$MNTHEAD/"$$"_mpA
 mpB=$MNTHEAD/"$$"_mpB