diff --git a/arch/x86/kernel/unwind_guess.c b/arch/x86/kernel/unwind_guess.c
index b80e8bf..22881dd 100644
--- a/arch/x86/kernel/unwind_guess.c
+++ b/arch/x86/kernel/unwind_guess.c
@@ -7,11 +7,13 @@
 
 unsigned long unwind_get_return_address(struct unwind_state *state)
 {
-	unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
+	unsigned long addr;
 
 	if (unwind_done(state))
 		return 0;
 
+	addr = READ_ONCE_NOCHECK(*state->sp);
+
 	return ftrace_graph_ret_addr(state->task, &state->graph_idx,
 				     addr, state->sp);
 }
@@ -25,11 +27,12 @@ bool unwind_next_frame(struct unwind_state *state)
 		return false;
 
 	do {
-		unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
+		for (state->sp++; state->sp < info->end; state->sp++) {
+			unsigned long addr = READ_ONCE_NOCHECK(*state->sp);
 
-		for (state->sp++; state->sp < info->end; state->sp++)
 			if (__kernel_text_address(addr))
 				return true;
+		}
 
 		state->sp = info->next_sp;