diff --git a/qemu/qom/cpu.c b/qemu/qom/cpu.c
index ca43fdb2..217cf770 100644
--- a/qemu/qom/cpu.c
+++ b/qemu/qom/cpu.c
@@ -167,6 +167,7 @@ static void cpu_common_reset(CPUState *cpu)
     cpu->icount_extra = 0;
     cpu->icount_decr.u32 = 0;
     cpu->can_do_io = 0;
+    cpu->exception_index = -1;
     cpu->crash_occurred = false;
     memset(cpu->tb_jmp_cache, 0, TB_JMP_CACHE_SIZE * sizeof(void *));
 }