Index: kernel/generic/src/syscall/syscall.c
===================================================================
--- kernel/generic/src/syscall/syscall.c	(revision e686744cbed5c5a5a950e59a58fbaf1ca5f0d84e)
+++ kernel/generic/src/syscall/syscall.c	(revision bc50fc42c6550ecdf5e89f83b811c2db9ff38684)
@@ -134,5 +134,5 @@
 	/* IPC related syscalls. */
 	(syshandler_t) sys_ipc_call_sync_fast,
-	(syshandler_t) sys_ipc_call_sync,
+	(syshandler_t) sys_ipc_call_sync_slow,
 	(syshandler_t) sys_ipc_call_async_fast,
 	(syshandler_t) sys_ipc_call_async,