diff --git a/linux-user/main.c b/linux-user/main.c
index 38e94d2..6dd0802 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -1362,6 +1362,20 @@
         case EXCP_INTERRUPT:
             /* just indicate that signals should be handled asap */
             break;
+        case EXCP_DEBUG:
+            {
+                int sig;
+
+                sig = gdb_handlesig (env, TARGET_SIGTRAP);
+                if (sig)
+                  {
+                    info.si_signo = sig;
+                    info.si_errno = 0;
+                    info.si_code = TARGET_TRAP_BRKPT;
+                    queue_signal(info.si_signo, &info);
+                  }
+            }
+            break;
         default:
             //        error:
             fprintf(stderr, "qemu: unhandled CPU exception 0x%x - aborting\n",