diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index ba41da5..b5f6f22 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1480,7 +1480,7 @@
 			if (total_bytes >= max_bytes)
 				break;
 			if (!found) {
-				*start = state->start;
+				*start = max(cur_start, state->start);
 				found = 1;
 			}
 			last = state->end;