1 files changed, 8 insertions, 0 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 74cbc342b29a..4ac8b1d21baf 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -436,6 +436,14 @@ static int verify_level_key(struct btrfs_fs_info *fs_info,
         if (!first_key)
                 return 0;
 
+        /*
+         * For live tree block (new tree blocks in current transaction),
+         * we need proper lock context to avoid race, which is impossible here.
+         * So we only checks tree blocks which is read from disk, whose
+         * generation <= fs_info->last_trans_committed.
+         */
+        if (btrfs_header_generation(eb) > fs_info->last_trans_committed)
+                return 0;
         if (found_level)
                 btrfs_node_key_to_cpu(eb, &found_key, 0);
         else