diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index 80069e34325dda0f7c9ca9ee61b5debef79b8d78..6648a6ae5231e2c3bec72d5d2f39d528e7794221 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -243,6 +243,9 @@ int jffs2_rmdir (struct jffs2_inode *dir_i, struct jffs2_inode *d_inode, const u
 	int ret;
 	uint32_t now = Jffs2CurSec();
 
+    if (c == NULL) {
+	    PRINT_ERR("%s-%d: sb_info null. sb=%p, inode=%p, vnode=%p\n", __FUNCTION__, __LINE__, dir_i->i_sb, dir_i, dir_i->i_vnode);
+    }
 	for (fd = f->dents ; fd; fd = fd->next) {
 		if (fd->ino) {
 			PRINT_ERR("%s-%d: ret=%d\n", __FUNCTION__, __LINE__, ENOTEMPTY);
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index d25e6f87352a58026c3e1938310a2687972fcdc8..d740d8c87f273be69199b5921426389b0ebf0b57 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -262,6 +262,8 @@ struct jffs2_inode *jffs2_iget(struct super_block *sb, uint32_t ino)
 	return inode;
 }
 
+extern int g_coveredVnodeTop;
+extern struct Vnode *g_coveredVnodeList[100];
 
 // -------------------------------------------------------------------------
 // Decrement the reference count on an inode. If this makes the ref count
@@ -275,6 +277,12 @@ int jffs2_iput(struct jffs2_inode *i)
 	// and gc.c jffs2_garbage_collect_pass
 	struct jffs2_inode_info *f = NULL;
 
+    for (int p = 0; p < g_coveredVnodeTop; p++) {
+        if (i->i_vnode == g_coveredVnodeList[p]) {
+            PRINT_ERR("%s-%d: jffs2_iput mounted vnode. vnode=%p, inode=%p, i->i_nlink=%d\n", __FUNCTION__, __LINE__, i->i_vnode, i, i->i_nlink);
+        }
+    }
+
 	Jffs2NodeLock();
 	if (!i || i->i_nlink) {
 		// and let it fault...