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@@ -1132,6 +1132,9 @@ ngx_http_upstream_fair_walk_status(ngx_pool_t *pool, ngx_chain_t *cl, ngx_int_t
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     if (node->left != sentinel) {
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         ngx_http_upstream_fair_walk_status(pool, cl, length, node->left, sentinel);
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+        if (cl->next) {
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+            cl = cl->next;
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+        }
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     }
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     size = 200 + s_node->peers->number * 120; /* LOTS of slack */
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@@ -1172,6 +1175,7 @@ ngx_http_upstream_fair_walk_status(ngx_pool_t *pool, ngx_chain_t *cl, ngx_int_t
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         cl->buf->last_buf = 0;
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     }
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+    cl = cl->next;
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 next:
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     if (node->right != sentinel) {