1 files changed, 7 insertions, 1 deletions

diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 3a7928f825e..8fd6c567964 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -3190,7 +3190,13 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
          * this situation is possible, though, _during_ tree modification;
          * this is why assert can't be put in ext4_ext_find_extent()
          */
-        BUG_ON(path[depth].p_ext == NULL && depth != 0);
+        if (path[depth].p_ext == NULL && depth != 0) {
+                ext4_error(inode->i_sb, __func__, "bad extent address "
+                           "inode: %lu, iblock: %d, depth: %d",
+                           inode->i_ino, iblock, depth);
+                err = -EIO;
+                goto out2;
+        }
         eh = path[depth].p_hdr;
 
         ex = path[depth].p_ext;