1 files changed, 4 insertions, 2 deletions

diff --git a/kernel/trace/trace_probe_tmpl.h b/kernel/trace/trace_probe_tmpl.h
index 5c56afc17cf8..4737bb8c07a3 100644
--- a/kernel/trace/trace_probe_tmpl.h
+++ b/kernel/trace/trace_probe_tmpl.h
@@ -180,10 +180,12 @@ store_trace_args(void *data, struct trace_probe *tp, struct pt_regs *regs,
                 if (unlikely(arg->dynamic))
                         *dl = make_data_loc(maxlen, dyndata - base);
                 ret = process_fetch_insn(arg->code, regs, dl, base);
-                if (unlikely(ret < 0 && arg->dynamic))
+                if (unlikely(ret < 0 && arg->dynamic)) {
                         *dl = make_data_loc(0, dyndata - base);
-                else
+                } else {
                         dyndata += ret;
+                        maxlen -= ret;
+                }
         }
 }